src/editor.c

   1 // ============================================================================
   2 // Rocks'n'Diamonds - McDuffin Strikes Back!
   3 // ----------------------------------------------------------------------------
   4 // (c) 1995-2014 by Artsoft Entertainment
   5 //                  Holger Schemel
   6 //                  info@artsoft.org
   7 //                  https://www.artsoft.org/
   8 // ----------------------------------------------------------------------------
   9 // editor.c
  10 // ============================================================================
  11
  12 #include <math.h>
  13
  14 #include "libgame/libgame.h"
  15
  16 #include "editor.h"
  17 #include "screens.h"
  18 #include "tools.h"
  19 #include "files.h"
  20 #include "game.h"
  21 #include "init.h"
  22 #include "tape.h"
  23
  24
  25 #define INFOTEXT_UNKNOWN_ELEMENT        "unknown"
  26
  27
  28 // ----------------------------------------------------------------------------
  29 // screen and artwork graphic pixel position definitions
  30 // ----------------------------------------------------------------------------
  31
  32 // values for the control window
  33 #define ED_CTRL1_BUTTONS_HORIZ          4       // toolbox
  34 #define ED_CTRL1_BUTTONS_VERT           4
  35 #define ED_CTRL2_BUTTONS_HORIZ          3       // level
  36 #define ED_CTRL2_BUTTONS_VERT           2
  37 #define ED_CTRL3_BUTTONS_HORIZ          3       // CE and GE
  38 #define ED_CTRL3_BUTTONS_VERT           1
  39 #define ED_CTRL4_BUTTONS_HORIZ          2       // CE and GE
  40 #define ED_CTRL4_BUTTONS_VERT           1
  41 #define ED_CTRL5_BUTTONS_HORIZ          1       // properties
  42 #define ED_CTRL5_BUTTONS_VERT           1
  43 #define ED_CTRL6_BUTTONS_HORIZ          3       // properties
  44 #define ED_CTRL6_BUTTONS_VERT           1
  45 #define ED_CTRL7_BUTTONS_HORIZ          1       // palette
  46 #define ED_CTRL7_BUTTONS_VERT           1
  47
  48 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  49 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  50 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  51 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  52 #define ED_NUM_CTRL5_BUTTONS   (ED_CTRL5_BUTTONS_HORIZ * ED_CTRL5_BUTTONS_VERT)
  53 #define ED_NUM_CTRL6_BUTTONS   (ED_CTRL6_BUTTONS_HORIZ * ED_CTRL6_BUTTONS_VERT)
  54 #define ED_NUM_CTRL7_BUTTONS   (ED_CTRL7_BUTTONS_HORIZ * ED_CTRL7_BUTTONS_VERT)
  55 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  56 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  57 #define ED_NUM_CTRL1_4_BUTTONS (ED_NUM_CTRL1_3_BUTTONS + ED_NUM_CTRL4_BUTTONS)
  58 #define ED_NUM_CTRL1_5_BUTTONS (ED_NUM_CTRL1_4_BUTTONS + ED_NUM_CTRL5_BUTTONS)
  59 #define ED_NUM_CTRL1_6_BUTTONS (ED_NUM_CTRL1_5_BUTTONS + ED_NUM_CTRL6_BUTTONS)
  60 #define ED_NUM_CTRL1_7_BUTTONS (ED_NUM_CTRL1_6_BUTTONS + ED_NUM_CTRL7_BUTTONS)
  61 #define ED_NUM_CTRL_BUTTONS    ED_NUM_CTRL1_7_BUTTONS
  62
  63 // values for the element list
  64 #define ED_ELEMENTLIST_XPOS             (editor.palette.x)
  65 #define ED_ELEMENTLIST_YPOS             (editor.palette.y)
  66 #define ED_ELEMENTLIST_XSIZE            (graphic_info[IMG_EDITOR_PALETTE_BUTTON].width)
  67 #define ED_ELEMENTLIST_YSIZE            (graphic_info[IMG_EDITOR_PALETTE_BUTTON].height)
  68 #define ED_ELEMENTLIST_COLS             MAX(1, editor.palette.cols)
  69 #define ED_ELEMENTLIST_ROWS             MAX(1, editor.palette.rows)
  70 #define ED_ELEMENTLIST_BUTTONS_HORIZ    (ED_ELEMENTLIST_COLS)
  71 #define ED_ELEMENTLIST_BUTTONS_VERT     (ED_ELEMENTLIST_ROWS)
  72 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
  73                                          ED_ELEMENTLIST_BUTTONS_VERT)
  74
  75 // standard distances
  76 #define ED_GADGET_NORMAL_DISTANCE       (editor.gadget.normal_spacing)
  77 #define ED_GADGET_SMALL_DISTANCE        (editor.gadget.small_spacing)
  78 #define ED_GADGET_TINY_DISTANCE         (editor.gadget.tiny_spacing)
  79 #define ED_GADGET_LINE_DISTANCE         (editor.gadget.line_spacing)
  80 #define ED_GADGET_TEXT_DISTANCE         (editor.gadget.text_spacing)
  81 #define ED_TAB_BAR_HEIGHT               (editor.gadget.separator_line.height)
  82 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
  83                                          ED_DRAWINGAREA_BORDER_SIZE)
  84 #define ED_GADGET_SPACE_DISTANCE        (getFontWidth(FONT_TEXT_1))
  85
  86 // values for drawingarea gadgets
  87 #define IMG_BORDER_1                    IMG_EDITOR_ELEMENT_BORDER
  88 #define IMG_BORDER_2                    IMG_EDITOR_ELEMENT_BORDER_INPUT
  89 #define ED_ELEMENT_BORDER               (graphic_info[IMG_BORDER_1].border_size)
  90 #define ED_DRAWINGAREA_BORDER_SIZE      (graphic_info[IMG_BORDER_2].border_size)
  91 #define ED_DRAWINGAREA_TILE_SIZE        (editor.drawingarea.tile_size)
  92
  93 // values for checkbutton gadgets
  94 #define ED_CHECKBUTTON_XSIZE         (graphic_info[IMG_EDITOR_CHECKBOX].width)
  95 #define ED_CHECKBUTTON_YSIZE         (graphic_info[IMG_EDITOR_CHECKBOX].height)
  96
  97 #define ED_TABBUTTON_XSIZE           (graphic_info[IMG_EDITOR_TABBUTTON].width)
  98 #define ED_TABBUTTON_YSIZE           (graphic_info[IMG_EDITOR_TABBUTTON].height)
  99
 100 #define ED_SETTINGS_LEVEL_TABS_X        (editor.settings.tabs.x)
 101 #define ED_SETTINGS_LEVEL_TABS_Y        (editor.settings.tabs.y)
 102 #define ED_SETTINGS_ENGINE_TABS_X       (editor.settings.tabs.x)
 103 #define ED_SETTINGS_ENGINE_TABS_Y       (editor.settings.tabs.y +       \
 104                                          ED_TABBUTTON_YSIZE +           \
 105                                          ED_GADGET_TINY_DISTANCE +      \
 106                                          ED_TAB_BAR_HEIGHT +            \
 107                                          ED_GADGET_TEXT_DISTANCE)
 108 #define ED_SETTINGS_ELEMENT_TABS_X      (editor.settings.tabs.x)
 109 #define ED_SETTINGS_ELEMENT_TABS_Y      (editor.settings.tabs.y +       \
 110                                          editor.settings.tabs.yoffset2)
 111
 112 #define ED_SETTINGS_TABS_XOFFSET        (editor.settings.tabs.draw_xoffset)
 113 #define ED_SETTINGS_TABS_YOFFSET        (editor.settings.tabs.draw_yoffset)
 114
 115 #define ED_LEVEL_TABS_XSTART            (ED_SETTINGS_LEVEL_TABS_X)
 116 #define ED_LEVEL_TABS_YSTART            (ED_SETTINGS_LEVEL_TABS_Y)
 117 #define ED_LEVEL_SETTINGS_XSTART        (ED_SETTINGS_LEVEL_TABS_X +     \
 118                                          ED_SETTINGS_TABS_XOFFSET)
 119 #define ED_LEVEL_SETTINGS_YSTART        (ED_SETTINGS_LEVEL_TABS_Y +     \
 120                                          ED_TABBUTTON_YSIZE +           \
 121                                          ED_GADGET_TINY_DISTANCE +      \
 122                                          ED_TAB_BAR_HEIGHT +            \
 123                                          ED_SETTINGS_TABS_YOFFSET +     \
 124                                          getFontHeight(FONT_TEXT_1) +   \
 125                                          ED_GADGET_TEXT_DISTANCE)
 126 #define ED_ENGINE_TABS_XSTART           (ED_SETTINGS_ENGINE_TABS_X)
 127 #define ED_ENGINE_TABS_YSTART           (ED_SETTINGS_ENGINE_TABS_Y)
 128 #define ED_ENGINE_SETTINGS_XSTART       (ED_SETTINGS_ENGINE_TABS_X +    \
 129                                          ED_SETTINGS_TABS_XOFFSET)
 130 #define ED_ENGINE_SETTINGS_YSTART       (ED_SETTINGS_ENGINE_TABS_Y +    \
 131                                          ED_TABBUTTON_YSIZE +           \
 132                                          ED_GADGET_TINY_DISTANCE +      \
 133                                          ED_TAB_BAR_HEIGHT +            \
 134                                          ED_SETTINGS_TABS_YOFFSET +     \
 135                                          getFontHeight(FONT_TEXT_1) +   \
 136                                          ED_GADGET_TEXT_DISTANCE)
 137 #define ED_ELEMENT_TABS_XSTART          (ED_SETTINGS_ELEMENT_TABS_X)
 138 #define ED_ELEMENT_TABS_YSTART          (ED_SETTINGS_ELEMENT_TABS_Y)
 139 #define ED_ELEMENT_SETTINGS_XSTART      (ED_SETTINGS_ELEMENT_TABS_X +   \
 140                                          ED_SETTINGS_TABS_XOFFSET)
 141 #define ED_ELEMENT_SETTINGS_YSTART      (ED_SETTINGS_ELEMENT_TABS_Y +   \
 142                                          ED_TABBUTTON_YSIZE +           \
 143                                          ED_GADGET_TINY_DISTANCE +      \
 144                                          ED_TAB_BAR_HEIGHT +            \
 145                                          ED_SETTINGS_TABS_YOFFSET)
 146
 147 #define ED_SETTINGS_XOFFSET             (ED_CHECKBUTTON_XSIZE +         \
 148                                          ED_GADGET_TEXT_DISTANCE)
 149 #define ED_SETTINGS_YOFFSET             (ED_CHECKBUTTON_YSIZE +         \
 150                                          ED_GADGET_LINE_DISTANCE)
 151
 152 #define ED_POS_RANGE                    (10000)
 153 #define ED_POS_LEVEL_TABS_FIRST         (1 * ED_POS_RANGE)
 154 #define ED_POS_LEVEL_TABS_LAST          (2 * ED_POS_RANGE - 1)
 155 #define ED_POS_LEVEL_SETTINGS_FIRST     (2 * ED_POS_RANGE)
 156 #define ED_POS_LEVEL_SETTINGS_LAST      (3 * ED_POS_RANGE - 1)
 157 #define ED_POS_ENGINE_TABS_FIRST        (3 * ED_POS_RANGE)
 158 #define ED_POS_ENGINE_TABS_LAST         (4 * ED_POS_RANGE - 1)
 159 #define ED_POS_ENGINE_SETTINGS_FIRST    (4 * ED_POS_RANGE)
 160 #define ED_POS_ENGINE_SETTINGS_LAST     (5 * ED_POS_RANGE - 1)
 161 #define ED_POS_ELEMENT_TABS_FIRST       (5 * ED_POS_RANGE)
 162 #define ED_POS_ELEMENT_TABS_LAST        (6 * ED_POS_RANGE - 1)
 163 #define ED_POS_ELEMENT_SETTINGS_FIRST   (6 * ED_POS_RANGE)
 164 #define ED_POS_ELEMENT_SETTINGS_LAST    (7 * ED_POS_RANGE - 1)
 165
 166 #define ED_LEVEL_TABS_XPOS(n)           (ED_POS_LEVEL_TABS_FIRST + (n))
 167 #define ED_LEVEL_TABS_YPOS(n)           (ED_POS_LEVEL_TABS_FIRST + (n))
 168
 169 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_POS_LEVEL_SETTINGS_FIRST + (n))
 170 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_POS_LEVEL_SETTINGS_FIRST + (n))
 171
 172 #define ED_ENGINE_TABS_XPOS(n)          (ED_POS_ENGINE_TABS_FIRST + (n))
 173 #define ED_ENGINE_TABS_YPOS(n)          (ED_POS_ENGINE_TABS_FIRST + (n))
 174
 175 #define ED_ENGINE_SETTINGS_XPOS(n)      (ED_POS_ENGINE_SETTINGS_FIRST + (n))
 176 #define ED_ENGINE_SETTINGS_YPOS(n)      (ED_POS_ENGINE_SETTINGS_FIRST + (n))
 177
 178 #define ED_ELEMENT_TABS_XPOS(n)         (ED_POS_ELEMENT_TABS_FIRST + (n))
 179 #define ED_ELEMENT_TABS_YPOS(n)         (ED_POS_ELEMENT_TABS_FIRST + (n))
 180
 181 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_POS_ELEMENT_SETTINGS_FIRST + (n))
 182 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_POS_ELEMENT_SETTINGS_FIRST + (n))
 183
 184 #define IS_POS_LEVEL_TABS(n)          ((n) >= ED_POS_LEVEL_TABS_FIRST && \
 185                                        (n) <= ED_POS_LEVEL_TABS_LAST)
 186 #define IS_POS_LEVEL_SETTINGS(n)      ((n) >= ED_POS_LEVEL_SETTINGS_FIRST && \
 187                                        (n) <= ED_POS_LEVEL_SETTINGS_LAST)
 188 #define IS_POS_ENGINE_TABS(n)         ((n) >= ED_POS_ENGINE_TABS_FIRST && \
 189                                        (n) <= ED_POS_ENGINE_TABS_LAST)
 190 #define IS_POS_ENGINE_SETTINGS(n)     ((n) >= ED_POS_ENGINE_SETTINGS_FIRST && \
 191                                        (n) <= ED_POS_ENGINE_SETTINGS_LAST)
 192 #define IS_POS_ELEMENT_TABS(n)        ((n) >= ED_POS_ELEMENT_TABS_FIRST && \
 193                                        (n) <= ED_POS_ELEMENT_TABS_LAST)
 194 #define IS_POS_ELEMENT_SETTINGS(n)    ((n) >= ED_POS_ELEMENT_SETTINGS_FIRST && \
 195                                        (n) <= ED_POS_ELEMENT_SETTINGS_LAST)
 196
 197 #define ED_LEVEL_TABS_LINE(n)           ((n) - ED_POS_LEVEL_TABS_FIRST)
 198 #define ED_LEVEL_SETTINGS_LINE(n)       ((n) - ED_POS_LEVEL_SETTINGS_FIRST)
 199 #define ED_ENGINE_TABS_LINE(n)          ((n) - ED_POS_ENGINE_TABS_FIRST)
 200 #define ED_ENGINE_SETTINGS_LINE(n)      ((n) - ED_POS_ENGINE_SETTINGS_FIRST)
 201 #define ED_ELEMENT_TABS_LINE(n)         ((n) - ED_POS_ELEMENT_TABS_FIRST)
 202 #define ED_ELEMENT_SETTINGS_LINE(n)     ((n) - ED_POS_ELEMENT_SETTINGS_FIRST)
 203
 204 #define ED_LEVEL_TABS_X(n)              (ED_LEVEL_TABS_XSTART + \
 205                                          (n) * ED_SETTINGS_TABS_XOFFSET)
 206 #define ED_LEVEL_TABS_Y(n)              (ED_LEVEL_TABS_YSTART + \
 207                                          (n) * ED_SETTINGS_TABS_YOFFSET)
 208
 209 #define ED_LEVEL_SETTINGS_X(n)          (ED_LEVEL_SETTINGS_XSTART +     \
 210                                          (n) * ED_SETTINGS_XOFFSET)
 211 #define ED_LEVEL_SETTINGS_Y(n)          (ED_LEVEL_SETTINGS_YSTART +     \
 212                                          (n) * ED_SETTINGS_YOFFSET)
 213
 214 #define ED_ENGINE_TABS_X(n)             (ED_ENGINE_TABS_XSTART +        \
 215                                          (n) * ED_SETTINGS_TABS_XOFFSET)
 216 #define ED_ENGINE_TABS_Y(n)             (ED_ENGINE_TABS_YSTART +        \
 217                                          (n) * ED_SETTINGS_TABS_YOFFSET)
 218
 219 #define ED_ENGINE_SETTINGS_X(n)         (ED_ENGINE_SETTINGS_XSTART +    \
 220                                          (n) * ED_SETTINGS_XOFFSET)
 221 #define ED_ENGINE_SETTINGS_Y(n)         (ED_ENGINE_SETTINGS_YSTART +    \
 222                                          (n) * ED_SETTINGS_YOFFSET)
 223
 224 #define ED_ELEMENT_TABS_X(n)            (ED_ELEMENT_TABS_XSTART +       \
 225                                          (n) * ED_SETTINGS_TABS_XOFFSET)
 226 #define ED_ELEMENT_TABS_Y(n)            (ED_ELEMENT_TABS_YSTART +       \
 227                                          (n) * ED_SETTINGS_TABS_YOFFSET)
 228
 229 #define ED_ELEMENT_SETTINGS_X(n)        (ED_ELEMENT_SETTINGS_XSTART +   \
 230                                          (n) * ED_SETTINGS_XOFFSET)
 231 #define ED_ELEMENT_SETTINGS_Y(n)        (ED_ELEMENT_SETTINGS_YSTART +   \
 232                                          (n) * ED_SETTINGS_YOFFSET)
 233
 234 #define ED_POS_TO_LEVEL_TABS_X(n)       \
 235   (ED_LEVEL_TABS_X(ED_LEVEL_TABS_LINE(n)))
 236 #define ED_POS_TO_LEVEL_TABS_Y(n)       \
 237   (ED_LEVEL_TABS_Y(ED_LEVEL_TABS_LINE(n)))
 238
 239 #define ED_POS_TO_LEVEL_SETTINGS_X(n)   \
 240   (ED_LEVEL_SETTINGS_X(ED_LEVEL_SETTINGS_LINE(n)))
 241 #define ED_POS_TO_LEVEL_SETTINGS_Y(n)   \
 242   (ED_LEVEL_SETTINGS_Y(ED_LEVEL_SETTINGS_LINE(n)))
 243
 244 #define ED_POS_TO_ENGINE_TABS_X(n)      \
 245   (ED_ENGINE_TABS_X(ED_ENGINE_TABS_LINE(n)))
 246 #define ED_POS_TO_ENGINE_TABS_Y(n)      \
 247   (ED_ENGINE_TABS_Y(ED_ENGINE_TABS_LINE(n)))
 248
 249 #define ED_POS_TO_ENGINE_SETTINGS_X(n)  \
 250   (ED_ENGINE_SETTINGS_X(ED_ENGINE_SETTINGS_LINE(n)))
 251 #define ED_POS_TO_ENGINE_SETTINGS_Y(n)  \
 252   (ED_ENGINE_SETTINGS_Y(ED_ENGINE_SETTINGS_LINE(n)))
 253
 254 #define ED_POS_TO_ELEMENT_TABS_X(n)     \
 255   (ED_ELEMENT_TABS_X(ED_ELEMENT_TABS_LINE(n)))
 256 #define ED_POS_TO_ELEMENT_TABS_Y(n)     \
 257   (ED_ELEMENT_TABS_Y(ED_ELEMENT_TABS_LINE(n)))
 258
 259 #define ED_POS_TO_ELEMENT_SETTINGS_X(n) \
 260   (ED_ELEMENT_SETTINGS_X(ED_ELEMENT_SETTINGS_LINE(n)))
 261 #define ED_POS_TO_ELEMENT_SETTINGS_Y(n) \
 262   (ED_ELEMENT_SETTINGS_Y(ED_ELEMENT_SETTINGS_LINE(n)))
 263
 264 #define ED_SETTINGS_X(n)                (IS_POS_LEVEL_TABS(n) ? \
 265                                          ED_POS_TO_LEVEL_TABS_X(n) : \
 266                                          IS_POS_LEVEL_SETTINGS(n) ?     \
 267                                          ED_POS_TO_LEVEL_SETTINGS_X(n) : \
 268                                          IS_POS_ENGINE_TABS(n) ?        \
 269                                          ED_POS_TO_ENGINE_TABS_X(n) : \
 270                                          IS_POS_ENGINE_SETTINGS(n) ?    \
 271                                          ED_POS_TO_ENGINE_SETTINGS_X(n) : \
 272                                          IS_POS_ELEMENT_TABS(n) ?       \
 273                                          ED_POS_TO_ELEMENT_TABS_X(n) : \
 274                                          IS_POS_ELEMENT_SETTINGS(n) ?   \
 275                                          ED_POS_TO_ELEMENT_SETTINGS_X(n) : (n))
 276 #define ED_SETTINGS_Y(n)                (IS_POS_LEVEL_TABS(n) ? \
 277                                          ED_POS_TO_LEVEL_TABS_Y(n) : \
 278                                          IS_POS_LEVEL_SETTINGS(n) ?     \
 279                                          ED_POS_TO_LEVEL_SETTINGS_Y(n) : \
 280                                          IS_POS_ENGINE_TABS(n) ?        \
 281                                          ED_POS_TO_ENGINE_TABS_Y(n) : \
 282                                          IS_POS_ENGINE_SETTINGS(n) ?    \
 283                                          ED_POS_TO_ENGINE_SETTINGS_Y(n) : \
 284                                          IS_POS_ELEMENT_TABS(n) ?       \
 285                                          ED_POS_TO_ELEMENT_TABS_Y(n) : \
 286                                          IS_POS_ELEMENT_SETTINGS(n) ?   \
 287                                          ED_POS_TO_ELEMENT_SETTINGS_Y(n) : (n))
 288
 289 #define ED_SETTINGS_XOFF(n)             (5 * ((n) % 4) *                \
 290                                          ED_DRAWINGAREA_TILE_SIZE)
 291 #define ED_SETTINGS_YOFF(n)             (5 * ((n) / 4) *                \
 292                                          ED_DRAWINGAREA_TILE_SIZE)
 293
 294 #define ED_AREA_XOFFSET_1(n)            ((n) != 0 ?                     \
 295                                          ED_DRAWINGAREA_BORDER_SIZE : 0)
 296 #define ED_AREA_YOFFSET_1(n)            ((n) != 0 ?                     \
 297                                          (ED_CHECKBUTTON_YSIZE -        \
 298                                           ED_DRAWINGAREA_TILE_SIZE) / 2 : 0)
 299
 300 #define ED_AREA_XOFFSET_2(n)      (0)
 301 #define ED_AREA_YOFFSET_2(n)      ((n) == 3 ?                   \
 302                                    ((n) - 1) * ED_DRAWINGAREA_TILE_SIZE / 2 : 0)
 303
 304 #define ED_AREA_SETTINGS_X(i)      (ED_SETTINGS_X((i).x) +              \
 305                                     ED_SETTINGS_XOFF((i).xoffset) +     \
 306                                     ED_AREA_XOFFSET_1((i).x) -          \
 307                                     ED_AREA_XOFFSET_2((i).area_xsize))
 308 #define ED_AREA_SETTINGS_Y(i)      (ED_SETTINGS_Y((i).y) +              \
 309                                     ED_SETTINGS_YOFF((i).yoffset) +     \
 310                                     ED_AREA_YOFFSET_1((i).y) -          \
 311                                     ED_AREA_YOFFSET_2((i).area_ysize))
 312
 313 // values for element content drawing areas
 314 #define ED_AREA_1X1_LSETTINGS_XPOS(n)   ED_LEVEL_SETTINGS_XPOS(n)
 315 #define ED_AREA_1X1_LSETTINGS_YPOS(n)   ED_LEVEL_SETTINGS_YPOS(n)
 316 #define ED_AREA_1X1_LSETTINGS_XOFF      (0)
 317 #define ED_AREA_1X1_LSETTINGS_YOFF      (0)
 318
 319 #define ED_AREA_1X1_SETTINGS_XPOS(n)    ED_ELEMENT_SETTINGS_XPOS(n)
 320 #define ED_AREA_1X1_SETTINGS_YPOS(n)    ED_ELEMENT_SETTINGS_YPOS(n)
 321 #define ED_AREA_1X1_SETTINGS_XOFF       (0)
 322 #define ED_AREA_1X1_SETTINGS_YOFF       (0)
 323
 324 #define ED_AREA_3X3_SETTINGS_XPOS(n)    ED_ELEMENT_SETTINGS_XPOS(n)
 325 #define ED_AREA_3X3_SETTINGS_YPOS(n)    ED_ELEMENT_SETTINGS_YPOS(n)
 326 #define ED_AREA_3X3_SETTINGS_XOFF       (0)
 327 #define ED_AREA_3X3_SETTINGS_YOFF       (0)
 328
 329 // element content
 330 #define ED_AREA_ELEMENT_CONTENT_XOFF(n) (n)
 331 #define ED_AREA_ELEMENT_CONTENT_YOFF(n) (n)
 332
 333 // yamyam content
 334 #define ED_XPOS_YAM                     0
 335 #define ED_YPOS_YAM                     5
 336 #define ED_AREA_YAMYAM_CONTENT_XPOS     ED_ELEMENT_SETTINGS_XPOS(ED_XPOS_YAM)
 337 #define ED_AREA_YAMYAM_CONTENT_YPOS     ED_ELEMENT_SETTINGS_YPOS(ED_YPOS_YAM)
 338 #define ED_AREA_YAMYAM_CONTENT_XOFF(n)  ED_AREA_ELEMENT_CONTENT_XOFF(n)
 339 #define ED_AREA_YAMYAM_CONTENT_YOFF(n)  ED_AREA_ELEMENT_CONTENT_YOFF(n)
 340 #define ED_AREA_YAMYAM_CONTENT_X(n)     (ED_ELEMENT_SETTINGS_X(ED_XPOS_YAM) + \
 341                                          ED_SETTINGS_XOFF(n))
 342 #define ED_AREA_YAMYAM_CONTENT_Y(n)     (ED_ELEMENT_SETTINGS_Y(ED_YPOS_YAM) + \
 343                                          ED_SETTINGS_YOFF(n) +          \
 344                                          ED_AREA_YOFFSET_1(ED_YPOS_YAM) - \
 345                                          ED_AREA_YOFFSET_2(3))
 346
 347 // magic ball content
 348 #define ED_XPOS_BALL                    0
 349 #define ED_YPOS_BALL                    6
 350 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS ED_ELEMENT_SETTINGS_XPOS(ED_XPOS_BALL)
 351 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS ED_ELEMENT_SETTINGS_YPOS(ED_YPOS_BALL)
 352 #define ED_AREA_MAGIC_BALL_CONTENT_XOFF(n) ED_AREA_ELEMENT_CONTENT_XOFF(n)
 353 #define ED_AREA_MAGIC_BALL_CONTENT_YOFF(n) ED_AREA_ELEMENT_CONTENT_YOFF(n)
 354 #define ED_AREA_MAGIC_BALL_CONTENT_X(n) (ED_ELEMENT_SETTINGS_X(ED_XPOS_BALL) + \
 355                                          ED_SETTINGS_XOFF(n))
 356 #define ED_AREA_MAGIC_BALL_CONTENT_Y(n) (ED_ELEMENT_SETTINGS_Y(ED_YPOS_BALL) + \
 357                                          ED_SETTINGS_YOFF(n) +          \
 358                                          ED_AREA_YOFFSET_1(ED_YPOS_BALL) - \
 359                                          ED_AREA_YOFFSET_2(3))
 360
 361 // values for scrolling gadgets for drawing area
 362 #define ED_SCROLLBUTTON_XSIZE           (graphic_info[IMG_EDITOR_PLAYFIELD_SCROLLBAR].width)
 363 #define ED_SCROLLBUTTON_YSIZE           (graphic_info[IMG_EDITOR_PLAYFIELD_SCROLLBAR].height)
 364
 365 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 366 #define ED_SCROLL_UP_YPOS               (0)
 367 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 368 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 369 #define ED_SCROLL_LEFT_XPOS             (0)
 370 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 371 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 372 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 373 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 374                                          ED_SCROLLBUTTON_XSIZE)
 375 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 376 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 377 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 378 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 379 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 380                                          ED_SCROLLBUTTON_YSIZE)
 381 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 382 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 383
 384 // values for scrolling gadgets for element list
 385 #define ED_SCROLLBUTTON2_XSIZE          (graphic_info[IMG_EDITOR_PALETTE_SCROLL_UP].width)
 386 #define ED_SCROLLBUTTON2_YSIZE          (graphic_info[IMG_EDITOR_PALETTE_SCROLL_UP].height)
 387
 388 #define ED_SCROLL2_UP_XPOS              (ED_ELEMENTLIST_XPOS +          \
 389                                          ED_ELEMENTLIST_BUTTONS_HORIZ * \
 390                                          ED_ELEMENTLIST_XSIZE)
 391 #define ED_SCROLL2_UP_YPOS              ED_ELEMENTLIST_YPOS
 392 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 393 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 394                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 395                                          ED_ELEMENTLIST_YSIZE -         \
 396                                          ED_SCROLLBUTTON2_YSIZE)
 397 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 398 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 399                                          ED_SCROLLBUTTON2_YSIZE)
 400 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 401 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 402                                          ED_ELEMENTLIST_YSIZE -         \
 403                                          2 * ED_SCROLLBUTTON2_YSIZE)
 404
 405 // values for ClearEditorGadgetInfoText() and HandleEditorGadgetInfoText()
 406 #define INFOTEXT_FONT           FONT_TEXT_2
 407 #define INFOTEXT_XSIZE          SXSIZE
 408 #define INFOTEXT_YSIZE          getFontHeight(INFOTEXT_FONT)
 409 #define INFOTEXT_YSIZE_FULL     (INFOTEXT_YSIZE + ED_GADGET_SMALL_DISTANCE)
 410 #define INFOTEXT_X              (editor.settings.tooltip.x)
 411 #define INFOTEXT_Y              (editor.settings.tooltip.y)
 412 #define INFOTEXT_XY_REDEFINED   (INFOTEXT_X != -1 || INFOTEXT_Y != -1)
 413 #define INFOTEXT_XPOS           SX + (INFOTEXT_XY_REDEFINED ? INFOTEXT_X : 0)
 414 #define INFOTEXT_YPOS           SY + (INFOTEXT_XY_REDEFINED ? INFOTEXT_Y : \
 415                                       SYSIZE - INFOTEXT_YSIZE)
 416
 417
 418 // ----------------------------------------------------------------------------
 419 // editor gadget definitions
 420 // ----------------------------------------------------------------------------
 421
 422 enum
 423 {
 424   GADGET_ID_NONE = -1,
 425
 426   // drawing toolbox buttons
 427
 428   GADGET_ID_SINGLE_ITEMS,
 429   GADGET_ID_CONNECTED_ITEMS,
 430   GADGET_ID_LINE,
 431   GADGET_ID_ARC,
 432   GADGET_ID_RECTANGLE,
 433   GADGET_ID_FILLED_BOX,
 434   GADGET_ID_WRAP_UP,
 435   GADGET_ID_TEXT,
 436   GADGET_ID_FLOOD_FILL,
 437   GADGET_ID_WRAP_LEFT,
 438   GADGET_ID_ZOOM,
 439   GADGET_ID_WRAP_RIGHT,
 440   GADGET_ID_RANDOM_PLACEMENT,
 441   GADGET_ID_GRAB_BRUSH,
 442   GADGET_ID_WRAP_DOWN,
 443   GADGET_ID_PICK_ELEMENT,
 444
 445   GADGET_ID_UNDO,
 446   GADGET_ID_CONF,
 447   GADGET_ID_SAVE,
 448   GADGET_ID_CLEAR,
 449   GADGET_ID_TEST,
 450   GADGET_ID_EXIT,
 451
 452   GADGET_ID_CUSTOM_COPY_FROM,
 453   GADGET_ID_CUSTOM_COPY_TO,
 454   GADGET_ID_CUSTOM_EXCHANGE,
 455   GADGET_ID_CUSTOM_COPY,
 456   GADGET_ID_CUSTOM_PASTE,
 457
 458   GADGET_ID_PROPERTIES,
 459   GADGET_ID_ELEMENT_LEFT,
 460   GADGET_ID_ELEMENT_MIDDLE,
 461   GADGET_ID_ELEMENT_RIGHT,
 462   GADGET_ID_PALETTE,
 463
 464   // counter gadget identifiers
 465
 466   GADGET_ID_SELECT_LEVEL_DOWN,
 467   GADGET_ID_SELECT_LEVEL_TEXT,
 468   GADGET_ID_SELECT_LEVEL_UP,
 469   GADGET_ID_LEVEL_XSIZE_DOWN,
 470   GADGET_ID_LEVEL_XSIZE_TEXT,
 471   GADGET_ID_LEVEL_XSIZE_UP,
 472   GADGET_ID_LEVEL_YSIZE_DOWN,
 473   GADGET_ID_LEVEL_YSIZE_TEXT,
 474   GADGET_ID_LEVEL_YSIZE_UP,
 475   GADGET_ID_LEVEL_RANDOM_DOWN,
 476   GADGET_ID_LEVEL_RANDOM_TEXT,
 477   GADGET_ID_LEVEL_RANDOM_UP,
 478   GADGET_ID_LEVEL_GEMSLIMIT_DOWN,
 479   GADGET_ID_LEVEL_GEMSLIMIT_TEXT,
 480   GADGET_ID_LEVEL_GEMSLIMIT_UP,
 481   GADGET_ID_LEVEL_TIMELIMIT_DOWN,
 482   GADGET_ID_LEVEL_TIMELIMIT_TEXT,
 483   GADGET_ID_LEVEL_TIMELIMIT_UP,
 484   GADGET_ID_LEVEL_TIMESCORE_DOWN,
 485   GADGET_ID_LEVEL_TIMESCORE_TEXT,
 486   GADGET_ID_LEVEL_TIMESCORE_UP,
 487   GADGET_ID_LEVEL_RANDOM_SEED_DOWN,
 488   GADGET_ID_LEVEL_RANDOM_SEED_TEXT,
 489   GADGET_ID_LEVEL_RANDOM_SEED_UP,
 490   GADGET_ID_LEVELSET_NUM_LEVELS_DOWN,
 491   GADGET_ID_LEVELSET_NUM_LEVELS_TEXT,
 492   GADGET_ID_LEVELSET_NUM_LEVELS_UP,
 493   GADGET_ID_BD_CYCLE_DELAY_MS_DOWN,
 494   GADGET_ID_BD_CYCLE_DELAY_MS_TEXT,
 495   GADGET_ID_BD_CYCLE_DELAY_MS_UP,
 496   GADGET_ID_BD_CYCLE_DELAY_C64_DOWN,
 497   GADGET_ID_BD_CYCLE_DELAY_C64_TEXT,
 498   GADGET_ID_BD_CYCLE_DELAY_C64_UP,
 499   GADGET_ID_BD_HATCHING_DELAY_CYCLES_DOWN,
 500   GADGET_ID_BD_HATCHING_DELAY_CYCLES_TEXT,
 501   GADGET_ID_BD_HATCHING_DELAY_CYCLES_UP,
 502   GADGET_ID_BD_HATCHING_DELAY_SECONDS_DOWN,
 503   GADGET_ID_BD_HATCHING_DELAY_SECONDS_TEXT,
 504   GADGET_ID_BD_HATCHING_DELAY_SECONDS_UP,
 505   GADGET_ID_BD_PUSHING_PROB_DOWN,
 506   GADGET_ID_BD_PUSHING_PROB_TEXT,
 507   GADGET_ID_BD_PUSHING_PROB_UP,
 508   GADGET_ID_BD_PUSHING_PROB_WITH_SWEET_DOWN,
 509   GADGET_ID_BD_PUSHING_PROB_WITH_SWEET_TEXT,
 510   GADGET_ID_BD_PUSHING_PROB_WITH_SWEET_UP,
 511   GADGET_ID_ELEMENT_VALUE1_DOWN,
 512   GADGET_ID_ELEMENT_VALUE1_TEXT,
 513   GADGET_ID_ELEMENT_VALUE1_UP,
 514   GADGET_ID_ELEMENT_VALUE2_DOWN,
 515   GADGET_ID_ELEMENT_VALUE2_TEXT,
 516   GADGET_ID_ELEMENT_VALUE2_UP,
 517   GADGET_ID_ELEMENT_VALUE3_DOWN,
 518   GADGET_ID_ELEMENT_VALUE3_TEXT,
 519   GADGET_ID_ELEMENT_VALUE3_UP,
 520   GADGET_ID_ELEMENT_VALUE4_DOWN,
 521   GADGET_ID_ELEMENT_VALUE4_TEXT,
 522   GADGET_ID_ELEMENT_VALUE4_UP,
 523   GADGET_ID_YAMYAM_CONTENT_DOWN,
 524   GADGET_ID_YAMYAM_CONTENT_TEXT,
 525   GADGET_ID_YAMYAM_CONTENT_UP,
 526   GADGET_ID_BALL_CONTENT_DOWN,
 527   GADGET_ID_BALL_CONTENT_TEXT,
 528   GADGET_ID_BALL_CONTENT_UP,
 529   GADGET_ID_ANDROID_CONTENT_DOWN,
 530   GADGET_ID_ANDROID_CONTENT_TEXT,
 531   GADGET_ID_ANDROID_CONTENT_UP,
 532   GADGET_ID_ENVELOPE_XSIZE_DOWN,
 533   GADGET_ID_ENVELOPE_XSIZE_TEXT,
 534   GADGET_ID_ENVELOPE_XSIZE_UP,
 535   GADGET_ID_ENVELOPE_YSIZE_DOWN,
 536   GADGET_ID_ENVELOPE_YSIZE_TEXT,
 537   GADGET_ID_ENVELOPE_YSIZE_UP,
 538   GADGET_ID_INVENTORY_SIZE_DOWN,
 539   GADGET_ID_INVENTORY_SIZE_TEXT,
 540   GADGET_ID_INVENTORY_SIZE_UP,
 541   GADGET_ID_MM_BALL_CONTENT_DOWN,
 542   GADGET_ID_MM_BALL_CONTENT_TEXT,
 543   GADGET_ID_MM_BALL_CONTENT_UP,
 544   GADGET_ID_CUSTOM_SCORE_DOWN,
 545   GADGET_ID_CUSTOM_SCORE_TEXT,
 546   GADGET_ID_CUSTOM_SCORE_UP,
 547   GADGET_ID_CUSTOM_GEMCOUNT_DOWN,
 548   GADGET_ID_CUSTOM_GEMCOUNT_TEXT,
 549   GADGET_ID_CUSTOM_GEMCOUNT_UP,
 550   GADGET_ID_CUSTOM_VALUE_FIX_DOWN,
 551   GADGET_ID_CUSTOM_VALUE_FIX_TEXT,
 552   GADGET_ID_CUSTOM_VALUE_FIX_UP,
 553   GADGET_ID_CUSTOM_VALUE_RND_DOWN,
 554   GADGET_ID_CUSTOM_VALUE_RND_TEXT,
 555   GADGET_ID_CUSTOM_VALUE_RND_UP,
 556   GADGET_ID_PUSH_DELAY_FIX_DOWN,
 557   GADGET_ID_PUSH_DELAY_FIX_TEXT,
 558   GADGET_ID_PUSH_DELAY_FIX_UP,
 559   GADGET_ID_PUSH_DELAY_RND_DOWN,
 560   GADGET_ID_PUSH_DELAY_RND_TEXT,
 561   GADGET_ID_PUSH_DELAY_RND_UP,
 562   GADGET_ID_DROP_DELAY_FIX_DOWN,
 563   GADGET_ID_DROP_DELAY_FIX_TEXT,
 564   GADGET_ID_DROP_DELAY_FIX_UP,
 565   GADGET_ID_DROP_DELAY_RND_DOWN,
 566   GADGET_ID_DROP_DELAY_RND_TEXT,
 567   GADGET_ID_DROP_DELAY_RND_UP,
 568   GADGET_ID_MOVE_DELAY_FIX_DOWN,
 569   GADGET_ID_MOVE_DELAY_FIX_TEXT,
 570   GADGET_ID_MOVE_DELAY_FIX_UP,
 571   GADGET_ID_MOVE_DELAY_RND_DOWN,
 572   GADGET_ID_MOVE_DELAY_RND_TEXT,
 573   GADGET_ID_MOVE_DELAY_RND_UP,
 574   GADGET_ID_STEP_DELAY_FIX_DOWN,
 575   GADGET_ID_STEP_DELAY_FIX_TEXT,
 576   GADGET_ID_STEP_DELAY_FIX_UP,
 577   GADGET_ID_STEP_DELAY_RND_DOWN,
 578   GADGET_ID_STEP_DELAY_RND_TEXT,
 579   GADGET_ID_STEP_DELAY_RND_UP,
 580   GADGET_ID_EXPLOSION_DELAY_DOWN,
 581   GADGET_ID_EXPLOSION_DELAY_TEXT,
 582   GADGET_ID_EXPLOSION_DELAY_UP,
 583   GADGET_ID_IGNITION_DELAY_DOWN,
 584   GADGET_ID_IGNITION_DELAY_TEXT,
 585   GADGET_ID_IGNITION_DELAY_UP,
 586   GADGET_ID_CHANGE_DELAY_FIX_DOWN,
 587   GADGET_ID_CHANGE_DELAY_FIX_TEXT,
 588   GADGET_ID_CHANGE_DELAY_FIX_UP,
 589   GADGET_ID_CHANGE_DELAY_RND_DOWN,
 590   GADGET_ID_CHANGE_DELAY_RND_TEXT,
 591   GADGET_ID_CHANGE_DELAY_RND_UP,
 592   GADGET_ID_CHANGE_CONT_RND_DOWN,
 593   GADGET_ID_CHANGE_CONT_RND_TEXT,
 594   GADGET_ID_CHANGE_CONT_RND_UP,
 595   GADGET_ID_GROUP_CONTENT_DOWN,
 596   GADGET_ID_GROUP_CONTENT_TEXT,
 597   GADGET_ID_GROUP_CONTENT_UP,
 598
 599   // drawing area identifiers
 600
 601   GADGET_ID_DRAWING_LEVEL,
 602   GADGET_ID_YAMYAM_CONTENT_0,
 603   GADGET_ID_YAMYAM_CONTENT_1,
 604   GADGET_ID_YAMYAM_CONTENT_2,
 605   GADGET_ID_YAMYAM_CONTENT_3,
 606   GADGET_ID_YAMYAM_CONTENT_4,
 607   GADGET_ID_YAMYAM_CONTENT_5,
 608   GADGET_ID_YAMYAM_CONTENT_6,
 609   GADGET_ID_YAMYAM_CONTENT_7,
 610   GADGET_ID_MAGIC_BALL_CONTENT_0,
 611   GADGET_ID_MAGIC_BALL_CONTENT_1,
 612   GADGET_ID_MAGIC_BALL_CONTENT_2,
 613   GADGET_ID_MAGIC_BALL_CONTENT_3,
 614   GADGET_ID_MAGIC_BALL_CONTENT_4,
 615   GADGET_ID_MAGIC_BALL_CONTENT_5,
 616   GADGET_ID_MAGIC_BALL_CONTENT_6,
 617   GADGET_ID_MAGIC_BALL_CONTENT_7,
 618   GADGET_ID_ANDROID_CONTENT,
 619   GADGET_ID_AMOEBA_CONTENT,
 620   GADGET_ID_BD_SNAP_ELEMENT,
 621   GADGET_ID_BD_MAGIC_WALL_DIAMOND_TO,
 622   GADGET_ID_BD_MAGIC_WALL_ROCK_TO,
 623   GADGET_ID_BD_MAGIC_WALL_MEGA_ROCK_TO,
 624   GADGET_ID_BD_MAGIC_WALL_NUT_TO,
 625   GADGET_ID_BD_MAGIC_WALL_NITRO_PACK_TO,
 626   GADGET_ID_BD_MAGIC_WALL_FLYING_DIAMOND_TO,
 627   GADGET_ID_BD_MAGIC_WALL_FLYING_ROCK_TO,
 628   GADGET_ID_BD_AMOEBA_1_CONTENT_TOO_BIG,
 629   GADGET_ID_BD_AMOEBA_1_CONTENT_ENCLOSED,
 630   GADGET_ID_BD_AMOEBA_2_CONTENT_TOO_BIG,
 631   GADGET_ID_BD_AMOEBA_2_CONTENT_ENCLOSED,
 632   GADGET_ID_BD_AMOEBA_2_CONTENT_EXPLODING,
 633   GADGET_ID_BD_AMOEBA_2_CONTENT_LOOKS_LIKE,
 634   GADGET_ID_BD_SLIME_EATS_ELEMENT_1,
 635   GADGET_ID_BD_SLIME_CONVERTS_TO_ELEMENT_1,
 636   GADGET_ID_BD_SLIME_EATS_ELEMENT_2,
 637   GADGET_ID_BD_SLIME_CONVERTS_TO_ELEMENT_2,
 638   GADGET_ID_BD_SLIME_EATS_ELEMENT_3,
 639   GADGET_ID_BD_SLIME_CONVERTS_TO_ELEMENT_3,
 640   GADGET_ID_BD_ACID_EATS_ELEMENT,
 641   GADGET_ID_BD_ACID_TURNS_TO_ELEMENT,
 642   GADGET_ID_BD_BITER_EATS_ELEMENT,
 643   GADGET_ID_BD_BLADDER_CONVERTS_BY_ELEMENT,
 644   GADGET_ID_BD_NUT_CONTENT,
 645   GADGET_ID_BD_EXPANDING_WALL_LOOKS_LIKE,
 646   GADGET_ID_BD_SAND_LOOKS_LIKE,
 647   GADGET_ID_BD_ROCK_TURNS_TO_ON_FALLING,
 648   GADGET_ID_BD_ROCK_TURNS_TO_ON_IMPACT,
 649   GADGET_ID_BD_DIAMOND_TURNS_TO_ON_FALLING,
 650   GADGET_ID_BD_DIAMOND_TURNS_TO_ON_IMPACT,
 651   GADGET_ID_BD_FIREFLY_1_EXPLODES_TO,
 652   GADGET_ID_BD_FIREFLY_2_EXPLODES_TO,
 653   GADGET_ID_BD_BUTTERFLY_1_EXPLODES_TO,
 654   GADGET_ID_BD_BUTTERFLY_2_EXPLODES_TO,
 655   GADGET_ID_BD_STONEFLY_EXPLODES_TO,
 656   GADGET_ID_BD_DRAGONFLY_EXPLODES_TO,
 657   GADGET_ID_BD_DIAMOND_BIRTH_TURNS_TO,
 658   GADGET_ID_BD_BOMB_EXPLOSION_TURNS_TO,
 659   GADGET_ID_BD_NITRO_EXPLOSION_TURNS_TO,
 660   GADGET_ID_BD_EXPLOSION_TURNS_TO,
 661   GADGET_ID_START_ELEMENT,
 662   GADGET_ID_ARTWORK_ELEMENT,
 663   GADGET_ID_EXPLOSION_ELEMENT,
 664   GADGET_ID_INVENTORY_CONTENT,
 665   GADGET_ID_MM_BALL_CONTENT,
 666   GADGET_ID_CUSTOM_GRAPHIC,
 667   GADGET_ID_CUSTOM_CONTENT,
 668   GADGET_ID_CUSTOM_MOVE_ENTER,
 669   GADGET_ID_CUSTOM_MOVE_LEAVE,
 670   GADGET_ID_CUSTOM_CHANGE_TARGET,
 671   GADGET_ID_CUSTOM_CHANGE_CONTENT,
 672   GADGET_ID_CUSTOM_CHANGE_TRIGGER,
 673   GADGET_ID_CUSTOM_CHANGE_ACTION,
 674   GADGET_ID_GROUP_CONTENT,
 675   GADGET_ID_RANDOM_BACKGROUND,
 676
 677   // text input identifiers
 678
 679   GADGET_ID_LEVEL_NAME,
 680   GADGET_ID_LEVEL_AUTHOR,
 681   GADGET_ID_LEVELSET_NAME,
 682   GADGET_ID_LEVELSET_AUTHOR,
 683   GADGET_ID_BD_COLOR_TEXT_B,
 684   GADGET_ID_BD_COLOR_TEXT_0,
 685   GADGET_ID_BD_COLOR_TEXT_1,
 686   GADGET_ID_BD_COLOR_TEXT_2,
 687   GADGET_ID_BD_COLOR_TEXT_3,
 688   GADGET_ID_BD_COLOR_TEXT_4,
 689   GADGET_ID_BD_COLOR_TEXT_5,
 690   GADGET_ID_ELEMENT_NAME,
 691
 692   // text area identifiers
 693
 694   GADGET_ID_ENVELOPE_INFO,
 695
 696   // selectbox identifiers
 697
 698   GADGET_ID_TIME_OR_STEPS,
 699   GADGET_ID_TIME_SCORE_BASE,
 700   GADGET_ID_GAME_ENGINE_TYPE,
 701   GADGET_ID_LEVELSET_SAVE_MODE,
 702   GADGET_ID_BD_SCHEDULING_TYPE,
 703   GADGET_ID_BD_COLOR_TYPE,
 704   GADGET_ID_BD_COLOR_C64_B,
 705   GADGET_ID_BD_COLOR_C64_0,
 706   GADGET_ID_BD_COLOR_C64_1,
 707   GADGET_ID_BD_COLOR_C64_2,
 708   GADGET_ID_BD_COLOR_C64_3,
 709   GADGET_ID_BD_COLOR_C64_4,
 710   GADGET_ID_BD_COLOR_C64_5,
 711   GADGET_ID_WIND_DIRECTION,
 712   GADGET_ID_PLAYER_SPEED,
 713   GADGET_ID_BD_GRAVITY_DIRECTION,
 714   GADGET_ID_MM_BALL_CHOICE_MODE,
 715   GADGET_ID_CUSTOM_WALK_TO_ACTION,
 716   GADGET_ID_CUSTOM_EXPLOSION_TYPE,
 717   GADGET_ID_CUSTOM_DEADLINESS,
 718   GADGET_ID_CUSTOM_MOVE_PATTERN,
 719   GADGET_ID_CUSTOM_MOVE_DIRECTION,
 720   GADGET_ID_CUSTOM_MOVE_STEPSIZE,
 721   GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
 722   GADGET_ID_CUSTOM_SMASH_TARGETS,
 723   GADGET_ID_CUSTOM_SLIPPERY_TYPE,
 724   GADGET_ID_CUSTOM_ACCESS_TYPE,
 725   GADGET_ID_CUSTOM_ACCESS_LAYER,
 726   GADGET_ID_CUSTOM_ACCESS_PROTECTED,
 727   GADGET_ID_CUSTOM_ACCESS_DIRECTION,
 728   GADGET_ID_CHANGE_TIME_UNITS,
 729   GADGET_ID_CHANGE_DIRECT_ACTION,
 730   GADGET_ID_CHANGE_OTHER_ACTION,
 731   GADGET_ID_CHANGE_SIDE,
 732   GADGET_ID_CHANGE_PLAYER,
 733   GADGET_ID_CHANGE_PAGE,
 734   GADGET_ID_CHANGE_REPLACE_WHEN,
 735   GADGET_ID_ACTION_TYPE,
 736   GADGET_ID_ACTION_MODE,
 737   GADGET_ID_ACTION_ARG,
 738   GADGET_ID_SELECT_CHANGE_PAGE,
 739   GADGET_ID_GROUP_CHOICE_MODE,
 740
 741   // textbutton identifiers
 742
 743   GADGET_ID_LEVELCONFIG_LEVEL,
 744   GADGET_ID_LEVELCONFIG_LEVELSET,
 745   GADGET_ID_LEVELCONFIG_EDITOR,
 746   GADGET_ID_LEVELCONFIG_ENGINE,
 747   GADGET_ID_ENGINECONFIG_CONFIG,
 748   GADGET_ID_ENGINECONFIG_COLORS,
 749   GADGET_ID_PROPERTIES_INFO,
 750   GADGET_ID_PROPERTIES_CONFIG,
 751   GADGET_ID_PROPERTIES_CONFIG_1,
 752   GADGET_ID_PROPERTIES_CONFIG_2,
 753   GADGET_ID_PROPERTIES_CHANGE,
 754   GADGET_ID_SAVE_AS_TEMPLATE_1,
 755   GADGET_ID_SAVE_AS_TEMPLATE_2,
 756   GADGET_ID_SAVE_LEVELSET,
 757   GADGET_ID_ADD_CHANGE_PAGE,
 758   GADGET_ID_DEL_CHANGE_PAGE,
 759   GADGET_ID_BD_SET_RANDOM_COLORS,
 760
 761   // graphicbutton identifiers
 762
 763   GADGET_ID_PREV_CHANGE_PAGE,
 764   GADGET_ID_NEXT_CHANGE_PAGE,
 765   GADGET_ID_COPY_CHANGE_PAGE,
 766   GADGET_ID_PASTE_CHANGE_PAGE,
 767
 768   // gadgets for scrolling of drawing area
 769
 770   GADGET_ID_SCROLL_UP,
 771   GADGET_ID_SCROLL_DOWN,
 772   GADGET_ID_SCROLL_LEFT,
 773   GADGET_ID_SCROLL_RIGHT,
 774   GADGET_ID_SCROLL_HORIZONTAL,
 775   GADGET_ID_SCROLL_VERTICAL,
 776
 777   // gadgets for scrolling element list
 778
 779   GADGET_ID_SCROLL_LIST_UP,
 780   GADGET_ID_SCROLL_LIST_DOWN,
 781   GADGET_ID_SCROLL_LIST_VERTICAL,
 782
 783   // checkbuttons/radiobuttons for level/element properties
 784
 785   GADGET_ID_AUTO_COUNT_GEMS,
 786   GADGET_ID_RATE_TIME_OVER_SCORE,
 787   GADGET_ID_USE_LEVELSET_ARTWORK,
 788   GADGET_ID_COPY_LEVEL_TEMPLATE,
 789   GADGET_ID_RANDOM_PERCENTAGE,
 790   GADGET_ID_RANDOM_QUANTITY,
 791   GADGET_ID_RANDOM_RESTRICTED,
 792   GADGET_ID_BD_INTERMISSION,
 793   GADGET_ID_BD_PAL_TIMING,
 794   GADGET_ID_BD_LINE_SHIFTING_BORDERS,
 795   GADGET_ID_BD_SCAN_FIRST_AND_LAST_ROW,
 796   GADGET_ID_BD_SHORT_EXPLOSIONS,
 797   GADGET_ID_STICK_ELEMENT,
 798   GADGET_ID_EM_SLIPPERY_GEMS,
 799   GADGET_ID_EM_EXPLODES_BY_FIRE,
 800   GADGET_ID_USE_SPRING_BUG,
 801   GADGET_ID_USE_TIME_ORB_BUG,
 802   GADGET_ID_USE_LIFE_BUGS,
 803   GADGET_ID_RANDOM_BALL_CONTENT,
 804   GADGET_ID_INITIAL_BALL_ACTIVE,
 805   GADGET_ID_GROW_INTO_DIGGABLE,
 806   GADGET_ID_SB_FIELDS_NEEDED,
 807   GADGET_ID_SB_OBJECTS_NEEDED,
 808   GADGET_ID_AUTO_EXIT_SOKOBAN,
 809   GADGET_ID_SOLVED_BY_ONE_PLAYER,
 810   GADGET_ID_FINISH_DIG_COLLECT,
 811   GADGET_ID_KEEP_WALKABLE_CE,
 812   GADGET_ID_CONTINUOUS_SNAPPING,
 813   GADGET_ID_BLOCK_SNAP_FIELD,
 814   GADGET_ID_BLOCK_LAST_FIELD,
 815   GADGET_ID_SP_BLOCK_LAST_FIELD,
 816   GADGET_ID_INSTANT_RELOCATION,
 817   GADGET_ID_SHIFTED_RELOCATION,
 818   GADGET_ID_LAZY_RELOCATION,
 819   GADGET_ID_USE_START_ELEMENT,
 820   GADGET_ID_USE_ARTWORK_ELEMENT,
 821   GADGET_ID_USE_EXPLOSION_ELEMENT,
 822   GADGET_ID_INITIAL_GRAVITY,
 823   GADGET_ID_USE_INITIAL_INVENTORY,
 824   GADGET_ID_CAN_PASS_TO_WALKABLE,
 825   GADGET_ID_CAN_FALL_INTO_ACID,
 826   GADGET_ID_CAN_MOVE_INTO_ACID,
 827   GADGET_ID_DONT_COLLIDE_WITH,
 828   GADGET_ID_BD_DIAGONAL_MOVEMENTS,
 829   GADGET_ID_BD_TOPMOST_PLAYER_ACTIVE,
 830   GADGET_ID_BD_PUSH_MEGA_ROCK_WITH_SWEET,
 831   GADGET_ID_BD_MAGIC_WALL_ZERO_INFINITE,
 832   GADGET_ID_BD_MAGIC_WALL_WAIT_HATCHING,
 833   GADGET_ID_BD_MAGIC_WALL_STOPS_AMOEBA,
 834   GADGET_ID_BD_MAGIC_WALL_BREAK_SCAN,
 835   GADGET_ID_BD_AMOEBA_WAIT_FOR_HATCHING,
 836   GADGET_ID_BD_AMOEBA_START_IMMEDIATELY,
 837   GADGET_ID_BD_AMOEBA_2_EXPLODE_BY_AMOEBA,
 838   GADGET_ID_BD_VOODOO_COLLECTS_DIAMONDS,
 839   GADGET_ID_BD_VOODOO_HURT_KILLS_PLAYER,
 840   GADGET_ID_BD_VOODOO_DIES_BY_ROCK,
 841   GADGET_ID_BD_VOODOO_VANISH_BY_EXPLOSION,
 842   GADGET_ID_BD_SLIME_IS_PREDICTABLE,
 843   GADGET_ID_BD_CHANGE_EXPANDING_WALL,
 844   GADGET_ID_BD_REPLICATORS_ACTIVE,
 845   GADGET_ID_BD_CONVEYOR_BELTS_ACTIVE,
 846   GADGET_ID_BD_CONVEYOR_BELTS_CHANGED,
 847   GADGET_ID_BD_WATER_CANNOT_FLOW_DOWN,
 848   GADGET_ID_BD_HAMMER_WALLS_REAPPEAR,
 849   GADGET_ID_BD_INFINITE_ROCKETS,
 850   GADGET_ID_BD_CREATURES_START_BACKWARDS,
 851   GADGET_ID_BD_CREATURES_TURN_ON_HATCHING,
 852   GADGET_ID_BD_GRAVITY_SWITCH_ACTIVE,
 853   GADGET_ID_BD_GRAVITY_AFFECTS_ALL,
 854   GADGET_ID_ENVELOPE_AUTOWRAP,
 855   GADGET_ID_ENVELOPE_CENTERED,
 856   GADGET_ID_MM_LASER_RED,
 857   GADGET_ID_MM_LASER_GREEN,
 858   GADGET_ID_MM_LASER_BLUE,
 859   GADGET_ID_DF_LASER_RED,
 860   GADGET_ID_DF_LASER_GREEN,
 861   GADGET_ID_DF_LASER_BLUE,
 862   GADGET_ID_ROTATE_MM_BALL_CONTENT,
 863   GADGET_ID_EXPLODE_MM_BALL,
 864   GADGET_ID_CUSTOM_INDESTRUCTIBLE,
 865   GADGET_ID_CUSTOM_CAN_EXPLODE,
 866   GADGET_ID_CUSTOM_EXPLODE_FIRE,
 867   GADGET_ID_CUSTOM_EXPLODE_SMASH,
 868   GADGET_ID_CUSTOM_EXPLODE_IMPACT,
 869   GADGET_ID_CUSTOM_WALK_TO_OBJECT,
 870   GADGET_ID_CUSTOM_DEADLY,
 871   GADGET_ID_CUSTOM_CAN_MOVE,
 872   GADGET_ID_CUSTOM_CAN_FALL,
 873   GADGET_ID_CUSTOM_CAN_SMASH,
 874   GADGET_ID_CUSTOM_SLIPPERY,
 875   GADGET_ID_CUSTOM_ACCESSIBLE,
 876   GADGET_ID_CUSTOM_GRAV_REACHABLE,
 877   GADGET_ID_CUSTOM_USE_LAST_VALUE,
 878   GADGET_ID_CUSTOM_USE_GRAPHIC,
 879   GADGET_ID_CUSTOM_USE_TEMPLATE_1,
 880   GADGET_ID_CUSTOM_USE_TEMPLATE_2,
 881   GADGET_ID_CUSTOM_USE_TEMPLATE_3,
 882   GADGET_ID_CUSTOM_CAN_CHANGE,
 883   GADGET_ID_CHANGE_USE_CONTENT,
 884   GADGET_ID_CHANGE_USE_EXPLOSION,
 885   GADGET_ID_CHANGE_ONLY_COMPLETE,
 886   GADGET_ID_CHANGE_USE_RANDOM,
 887   GADGET_ID_CHANGE_HAS_ACTION,
 888   GADGET_ID_CHANGE_DELAY,
 889   GADGET_ID_CHANGE_BY_DIRECT_ACT,
 890   GADGET_ID_CHANGE_BY_OTHER_ACT,
 891
 892   NUM_STATIC_GADGET_IDS
 893 };
 894
 895 // gadgets for buttons in element list (dynamic)
 896 #define GADGET_ID_ELEMENTLIST_FIRST     (NUM_STATIC_GADGET_IDS)
 897 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 898                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 899
 900 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 901
 902 // radio button numbers
 903 enum
 904 {
 905   RADIO_NR_NONE,
 906   RADIO_NR_DRAWING_TOOLBOX,
 907   RADIO_NR_RANDOM_ELEMENTS
 908 };
 909
 910 // values for counter gadgets
 911 enum
 912 {
 913   ED_COUNTER_ID_SELECT_LEVEL,
 914   ED_COUNTER_ID_LEVEL_XSIZE,
 915   ED_COUNTER_ID_LEVEL_YSIZE,
 916   ED_COUNTER_ID_LEVEL_GEMSLIMIT,
 917   ED_COUNTER_ID_LEVEL_TIMELIMIT,
 918   ED_COUNTER_ID_LEVEL_TIMESCORE,
 919   ED_COUNTER_ID_LEVEL_RANDOM_SEED,
 920   ED_COUNTER_ID_LEVELSET_NUM_LEVELS,
 921   ED_COUNTER_ID_LEVEL_RANDOM,
 922   ED_COUNTER_ID_BD_CYCLE_DELAY_MS,
 923   ED_COUNTER_ID_BD_CYCLE_DELAY_C64,
 924   ED_COUNTER_ID_BD_HATCHING_DELAY_CYCLES,
 925   ED_COUNTER_ID_BD_HATCHING_DELAY_SECONDS,
 926   ED_COUNTER_ID_BD_PUSHING_PROB,
 927   ED_COUNTER_ID_BD_PUSHING_PROB_WITH_SWEET,
 928   ED_COUNTER_ID_ELEMENT_VALUE1,
 929   ED_COUNTER_ID_ELEMENT_VALUE2,
 930   ED_COUNTER_ID_ELEMENT_VALUE3,
 931   ED_COUNTER_ID_ELEMENT_VALUE4,
 932   ED_COUNTER_ID_YAMYAM_CONTENT,
 933   ED_COUNTER_ID_BALL_CONTENT,
 934   ED_COUNTER_ID_ANDROID_CONTENT,
 935   ED_COUNTER_ID_ENVELOPE_XSIZE,
 936   ED_COUNTER_ID_ENVELOPE_YSIZE,
 937   ED_COUNTER_ID_INVENTORY_SIZE,
 938   ED_COUNTER_ID_MM_BALL_CONTENT,
 939   ED_COUNTER_ID_CUSTOM_SCORE,
 940   ED_COUNTER_ID_CUSTOM_GEMCOUNT,
 941   ED_COUNTER_ID_CUSTOM_VALUE_FIX,
 942   ED_COUNTER_ID_CUSTOM_VALUE_RND,
 943   ED_COUNTER_ID_PUSH_DELAY_FIX,
 944   ED_COUNTER_ID_PUSH_DELAY_RND,
 945   ED_COUNTER_ID_DROP_DELAY_FIX,
 946   ED_COUNTER_ID_DROP_DELAY_RND,
 947   ED_COUNTER_ID_MOVE_DELAY_FIX,
 948   ED_COUNTER_ID_MOVE_DELAY_RND,
 949   ED_COUNTER_ID_STEP_DELAY_FIX,
 950   ED_COUNTER_ID_STEP_DELAY_RND,
 951   ED_COUNTER_ID_EXPLOSION_DELAY,
 952   ED_COUNTER_ID_IGNITION_DELAY,
 953   ED_COUNTER_ID_GROUP_CONTENT,
 954   ED_COUNTER_ID_CHANGE_DELAY_FIX,
 955   ED_COUNTER_ID_CHANGE_DELAY_RND,
 956   ED_COUNTER_ID_CHANGE_CONT_RND,
 957
 958   ED_NUM_COUNTERBUTTONS
 959 };
 960
 961 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 962 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM_SEED
 963 #define ED_COUNTER_ID_LEVELSET_FIRST    ED_COUNTER_ID_LEVELSET_NUM_LEVELS
 964 #define ED_COUNTER_ID_LEVELSET_LAST     ED_COUNTER_ID_LEVELSET_NUM_LEVELS
 965 #define ED_COUNTER_ID_EDITOR_FIRST      ED_COUNTER_ID_LEVEL_RANDOM
 966 #define ED_COUNTER_ID_EDITOR_LAST       ED_COUNTER_ID_LEVEL_RANDOM
 967
 968 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 969 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 970 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 971 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 972 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 973 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 974
 975 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 976 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 977
 978 // values for scrollbutton gadgets
 979 enum
 980 {
 981   ED_SCROLLBUTTON_ID_AREA_UP,
 982   ED_SCROLLBUTTON_ID_AREA_DOWN,
 983   ED_SCROLLBUTTON_ID_AREA_LEFT,
 984   ED_SCROLLBUTTON_ID_AREA_RIGHT,
 985   ED_SCROLLBUTTON_ID_LIST_UP,
 986   ED_SCROLLBUTTON_ID_LIST_DOWN,
 987
 988   ED_NUM_SCROLLBUTTONS
 989 };
 990
 991 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 992 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 993
 994 // values for scrollbar gadgets
 995 enum
 996 {
 997   ED_SCROLLBAR_ID_AREA_HORIZONTAL,
 998   ED_SCROLLBAR_ID_AREA_VERTICAL,
 999   ED_SCROLLBAR_ID_LIST_VERTICAL,
1000
1001   ED_NUM_SCROLLBARS
1002 };
1003
1004 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
1005 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
1006
1007 // values for text input gadgets
1008 enum
1009 {
1010   ED_TEXTINPUT_ID_LEVEL_NAME,
1011   ED_TEXTINPUT_ID_LEVEL_AUTHOR,
1012   ED_TEXTINPUT_ID_LEVELSET_NAME,
1013   ED_TEXTINPUT_ID_LEVELSET_AUTHOR,
1014   ED_TEXTINPUT_ID_BD_COLOR_TEXT_B,
1015   ED_TEXTINPUT_ID_BD_COLOR_TEXT_0,
1016   ED_TEXTINPUT_ID_BD_COLOR_TEXT_1,
1017   ED_TEXTINPUT_ID_BD_COLOR_TEXT_2,
1018   ED_TEXTINPUT_ID_BD_COLOR_TEXT_3,
1019   ED_TEXTINPUT_ID_BD_COLOR_TEXT_4,
1020   ED_TEXTINPUT_ID_BD_COLOR_TEXT_5,
1021   ED_TEXTINPUT_ID_ELEMENT_NAME,
1022
1023   ED_NUM_TEXTINPUT
1024 };
1025
1026 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
1027 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
1028
1029 #define ED_TEXTINPUT_ID_LEVELSET_FIRST  ED_TEXTINPUT_ID_LEVELSET_NAME
1030 #define ED_TEXTINPUT_ID_LEVELSET_LAST   ED_TEXTINPUT_ID_LEVELSET_AUTHOR
1031
1032 #define ED_TEXTINPUT_ID_COLORS_FIRST    ED_TEXTINPUT_ID_BD_COLOR_TEXT_B
1033 #define ED_TEXTINPUT_ID_COLORS_LAST     ED_TEXTINPUT_ID_BD_COLOR_TEXT_5
1034
1035 // values for text area gadgets
1036 enum
1037 {
1038   ED_TEXTAREA_ID_ENVELOPE_INFO,
1039
1040   ED_NUM_TEXTAREAS
1041 };
1042
1043 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
1044 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
1045
1046 // values for selectbox gadgets
1047 enum
1048 {
1049   ED_SELECTBOX_ID_TIME_OR_STEPS,
1050   ED_SELECTBOX_ID_TIME_SCORE_BASE,
1051   ED_SELECTBOX_ID_GAME_ENGINE_TYPE,
1052   ED_SELECTBOX_ID_LEVELSET_SAVE_MODE,
1053   ED_SELECTBOX_ID_BD_SCHEDULING_TYPE,
1054   ED_SELECTBOX_ID_BD_COLOR_TYPE,
1055   ED_SELECTBOX_ID_BD_COLOR_C64_B,
1056   ED_SELECTBOX_ID_BD_COLOR_C64_0,
1057   ED_SELECTBOX_ID_BD_COLOR_C64_1,
1058   ED_SELECTBOX_ID_BD_COLOR_C64_2,
1059   ED_SELECTBOX_ID_BD_COLOR_C64_3,
1060   ED_SELECTBOX_ID_BD_COLOR_C64_4,
1061   ED_SELECTBOX_ID_BD_COLOR_C64_5,
1062   ED_SELECTBOX_ID_WIND_DIRECTION,
1063   ED_SELECTBOX_ID_PLAYER_SPEED,
1064   ED_SELECTBOX_ID_BD_GRAVITY_DIRECTION,
1065   ED_SELECTBOX_ID_MM_BALL_CHOICE_MODE,
1066   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE,
1067   ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER,
1068   ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED,
1069   ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION,
1070   ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION,
1071   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN,
1072   ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION,
1073   ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE,
1074   ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE,
1075   ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS,
1076   ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE,
1077   ED_SELECTBOX_ID_CUSTOM_DEADLINESS,
1078   ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE,
1079   ED_SELECTBOX_ID_CHANGE_TIME_UNITS,
1080   ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION,
1081   ED_SELECTBOX_ID_CHANGE_OTHER_ACTION,
1082   ED_SELECTBOX_ID_CHANGE_SIDE,
1083   ED_SELECTBOX_ID_CHANGE_PLAYER,
1084   ED_SELECTBOX_ID_CHANGE_PAGE,
1085   ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN,
1086   ED_SELECTBOX_ID_ACTION_TYPE,
1087   ED_SELECTBOX_ID_ACTION_MODE,
1088   ED_SELECTBOX_ID_ACTION_ARG,
1089   ED_SELECTBOX_ID_SELECT_CHANGE_PAGE,
1090   ED_SELECTBOX_ID_GROUP_CHOICE_MODE,
1091
1092   ED_NUM_SELECTBOX
1093 };
1094
1095 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
1096 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_GAME_ENGINE_TYPE
1097
1098 #define ED_SELECTBOX_ID_LEVELSET_FIRST  ED_SELECTBOX_ID_LEVELSET_SAVE_MODE
1099 #define ED_SELECTBOX_ID_LEVELSET_LAST   ED_SELECTBOX_ID_LEVELSET_SAVE_MODE
1100
1101 #define ED_SELECTBOX_ID_ENGINE_FIRST    ED_SELECTBOX_ID_BD_SCHEDULING_TYPE
1102 #define ED_SELECTBOX_ID_ENGINE_LAST     ED_SELECTBOX_ID_BD_SCHEDULING_TYPE
1103
1104 #define ED_SELECTBOX_ID_COLORS_FIRST    ED_SELECTBOX_ID_BD_COLOR_C64_B
1105 #define ED_SELECTBOX_ID_COLORS_LAST     ED_SELECTBOX_ID_BD_COLOR_C64_5
1106
1107 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
1108 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
1109 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
1110 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
1111 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
1112 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
1113
1114 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
1115 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
1116
1117 // values for textbutton gadgets
1118 enum
1119 {
1120   ED_TEXTBUTTON_ID_LEVELCONFIG_LEVEL,
1121   ED_TEXTBUTTON_ID_LEVELCONFIG_LEVELSET,
1122   ED_TEXTBUTTON_ID_LEVELCONFIG_EDITOR,
1123   ED_TEXTBUTTON_ID_LEVELCONFIG_ENGINE,
1124   ED_TEXTBUTTON_ID_ENGINECONFIG_CONFIG,
1125   ED_TEXTBUTTON_ID_ENGINECONFIG_COLORS,
1126   ED_TEXTBUTTON_ID_PROPERTIES_INFO,
1127   ED_TEXTBUTTON_ID_PROPERTIES_CONFIG,
1128   ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1,
1129   ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2,
1130   ED_TEXTBUTTON_ID_PROPERTIES_CHANGE,
1131   ED_TEXTBUTTON_ID_SAVE_LEVELSET,
1132   ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_2,
1133   ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1,
1134   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE,
1135   ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE,
1136   ED_TEXTBUTTON_ID_BD_SET_RANDOM_COLORS,
1137
1138   ED_NUM_TEXTBUTTONS
1139 };
1140
1141 #define ED_TAB_BUTTON_ID_LEVELCONFIG_FIRST ED_TEXTBUTTON_ID_LEVELCONFIG_LEVEL
1142 #define ED_TAB_BUTTON_ID_LEVELCONFIG_LAST  ED_TEXTBUTTON_ID_LEVELCONFIG_ENGINE
1143
1144 #define ED_TAB_BUTTON_ID_ENGINECONFIG_FIRST ED_TEXTBUTTON_ID_ENGINECONFIG_CONFIG
1145 #define ED_TAB_BUTTON_ID_ENGINECONFIG_LAST  ED_TEXTBUTTON_ID_ENGINECONFIG_COLORS
1146
1147 #define ED_TAB_BUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
1148 #define ED_TAB_BUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
1149
1150 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
1151 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
1152
1153 // values for graphicbutton gadgets
1154 enum
1155 {
1156   ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE,
1157   ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE,
1158   ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE,
1159   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE,
1160
1161   ED_NUM_GRAPHICBUTTONS
1162 };
1163
1164 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
1165 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
1166
1167 // values for checkbutton gadgets
1168 enum
1169 {
1170   ED_CHECKBUTTON_ID_AUTO_COUNT_GEMS,
1171   ED_CHECKBUTTON_ID_RATE_TIME_OVER_SCORE,
1172   ED_CHECKBUTTON_ID_USE_LEVELSET_ARTWORK,
1173   ED_CHECKBUTTON_ID_COPY_LEVEL_TEMPLATE,
1174   ED_CHECKBUTTON_ID_RANDOM_RESTRICTED,
1175   ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_3,
1176   ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_2,
1177   ED_CHECKBUTTON_ID_BD_INTERMISSION,
1178   ED_CHECKBUTTON_ID_BD_PAL_TIMING,
1179   ED_CHECKBUTTON_ID_BD_LINE_SHIFTING_BORDERS,
1180   ED_CHECKBUTTON_ID_BD_SCAN_FIRST_AND_LAST_ROW,
1181   ED_CHECKBUTTON_ID_BD_SHORT_EXPLOSIONS,
1182   ED_CHECKBUTTON_ID_STICK_ELEMENT,
1183   ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS,
1184   ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE,
1185   ED_CHECKBUTTON_ID_USE_SPRING_BUG,
1186   ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG,
1187   ED_CHECKBUTTON_ID_USE_LIFE_BUGS,
1188   ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT,
1189   ED_CHECKBUTTON_ID_INITIAL_BALL_ACTIVE,
1190   ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE,
1191   ED_CHECKBUTTON_ID_SB_FIELDS_NEEDED,
1192   ED_CHECKBUTTON_ID_SB_OBJECTS_NEEDED,
1193   ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN,
1194   ED_CHECKBUTTON_ID_SOLVED_BY_ONE_PLAYER,
1195   ED_CHECKBUTTON_ID_FINISH_DIG_COLLECT,
1196   ED_CHECKBUTTON_ID_KEEP_WALKABLE_CE,
1197   ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING,
1198   ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD,
1199   ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD,
1200   ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD,
1201   ED_CHECKBUTTON_ID_INSTANT_RELOCATION,
1202   ED_CHECKBUTTON_ID_SHIFTED_RELOCATION,
1203   ED_CHECKBUTTON_ID_LAZY_RELOCATION,
1204   ED_CHECKBUTTON_ID_USE_START_ELEMENT,
1205   ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT,
1206   ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT,
1207   ED_CHECKBUTTON_ID_INITIAL_GRAVITY,
1208   ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY,
1209   ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE,
1210   ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID,
1211   ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID,
1212   ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH,
1213   ED_CHECKBUTTON_ID_BD_DIAGONAL_MOVEMENTS,
1214   ED_CHECKBUTTON_ID_BD_TOPMOST_PLAYER_ACTIVE,
1215   ED_CHECKBUTTON_ID_BD_PUSH_MEGA_ROCK_WITH_SWEET,
1216   ED_CHECKBUTTON_ID_BD_MAGIC_WALL_ZERO_INFINITE,
1217   ED_CHECKBUTTON_ID_BD_MAGIC_WALL_WAIT_HATCHING,
1218   ED_CHECKBUTTON_ID_BD_MAGIC_WALL_STOPS_AMOEBA,
1219   ED_CHECKBUTTON_ID_BD_MAGIC_WALL_BREAK_SCAN,
1220   ED_CHECKBUTTON_ID_BD_AMOEBA_WAIT_FOR_HATCHING,
1221   ED_CHECKBUTTON_ID_BD_AMOEBA_START_IMMEDIATELY,
1222   ED_CHECKBUTTON_ID_BD_AMOEBA_2_EXPLODE_BY_AMOEBA,
1223   ED_CHECKBUTTON_ID_BD_VOODOO_COLLECTS_DIAMONDS,
1224   ED_CHECKBUTTON_ID_BD_VOODOO_HURT_KILLS_PLAYER,
1225   ED_CHECKBUTTON_ID_BD_VOODOO_DIES_BY_ROCK,
1226   ED_CHECKBUTTON_ID_BD_VOODOO_VANISH_BY_EXPLOSION,
1227   ED_CHECKBUTTON_ID_BD_SLIME_IS_PREDICTABLE,
1228   ED_CHECKBUTTON_ID_BD_CHANGE_EXPANDING_WALL,
1229   ED_CHECKBUTTON_ID_BD_REPLICATORS_ACTIVE,
1230   ED_CHECKBUTTON_ID_BD_CONVEYOR_BELTS_ACTIVE,
1231   ED_CHECKBUTTON_ID_BD_CONVEYOR_BELTS_CHANGED,
1232   ED_CHECKBUTTON_ID_BD_WATER_CANNOT_FLOW_DOWN,
1233   ED_CHECKBUTTON_ID_BD_HAMMER_WALLS_REAPPEAR,
1234   ED_CHECKBUTTON_ID_BD_INFINITE_ROCKETS,
1235   ED_CHECKBUTTON_ID_BD_CREATURES_START_BACKWARDS,
1236   ED_CHECKBUTTON_ID_BD_CREATURES_TURN_ON_HATCHING,
1237   ED_CHECKBUTTON_ID_BD_GRAVITY_SWITCH_ACTIVE,
1238   ED_CHECKBUTTON_ID_BD_GRAVITY_AFFECTS_ALL,
1239   ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP,
1240   ED_CHECKBUTTON_ID_ENVELOPE_CENTERED,
1241   ED_CHECKBUTTON_ID_MM_LASER_RED,
1242   ED_CHECKBUTTON_ID_MM_LASER_GREEN,
1243   ED_CHECKBUTTON_ID_MM_LASER_BLUE,
1244   ED_CHECKBUTTON_ID_DF_LASER_RED,
1245   ED_CHECKBUTTON_ID_DF_LASER_GREEN,
1246   ED_CHECKBUTTON_ID_DF_LASER_BLUE,
1247   ED_CHECKBUTTON_ID_ROTATE_MM_BALL_CONTENT,
1248   ED_CHECKBUTTON_ID_EXPLODE_MM_BALL,
1249   ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC,
1250   ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1,
1251   ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE,
1252   ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE,
1253   ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE,
1254   ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT,
1255   ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE,
1256   ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE,
1257   ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL,
1258   ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH,
1259   ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY,
1260   ED_CHECKBUTTON_ID_CUSTOM_DEADLY,
1261   ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE,
1262   ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE,
1263   ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH,
1264   ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT,
1265   ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE,
1266   ED_CHECKBUTTON_ID_CHANGE_DELAY,
1267   ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT,
1268   ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT,
1269   ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION,
1270   ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT,
1271   ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE,
1272   ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM,
1273   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION,
1274
1275   ED_NUM_CHECKBUTTONS
1276 };
1277
1278 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_AUTO_COUNT_GEMS
1279 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RATE_TIME_OVER_SCORE
1280
1281 #define ED_CHECKBUTTON_ID_LEVELSET_FIRST ED_CHECKBUTTON_ID_USE_LEVELSET_ARTWORK
1282 #define ED_CHECKBUTTON_ID_LEVELSET_LAST  ED_CHECKBUTTON_ID_COPY_LEVEL_TEMPLATE
1283
1284 #define ED_CHECKBUTTON_ID_EDITOR_FIRST  ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
1285 #define ED_CHECKBUTTON_ID_EDITOR_LAST   ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_2
1286
1287 #define ED_CHECKBUTTON_ID_ENGINE_FIRST  ED_CHECKBUTTON_ID_BD_INTERMISSION
1288 #define ED_CHECKBUTTON_ID_ENGINE_LAST   ED_CHECKBUTTON_ID_BD_SHORT_EXPLOSIONS
1289
1290 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
1291 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
1292 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
1293 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
1294 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
1295 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
1296
1297 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
1298 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
1299
1300 // values for radiobutton gadgets
1301 enum
1302 {
1303   ED_RADIOBUTTON_ID_PERCENTAGE,
1304   ED_RADIOBUTTON_ID_QUANTITY,
1305
1306   ED_NUM_RADIOBUTTONS
1307 };
1308
1309 #define ED_RADIOBUTTON_ID_EDITOR_FIRST  ED_RADIOBUTTON_ID_PERCENTAGE
1310 #define ED_RADIOBUTTON_ID_EDITOR_LAST   ED_RADIOBUTTON_ID_QUANTITY
1311
1312 // values for drawing area gadgets
1313 enum
1314 {
1315   ED_DRAWING_ID_DRAWING_LEVEL,
1316   ED_DRAWING_ID_YAMYAM_CONTENT_0,
1317   ED_DRAWING_ID_YAMYAM_CONTENT_1,
1318   ED_DRAWING_ID_YAMYAM_CONTENT_2,
1319   ED_DRAWING_ID_YAMYAM_CONTENT_3,
1320   ED_DRAWING_ID_YAMYAM_CONTENT_4,
1321   ED_DRAWING_ID_YAMYAM_CONTENT_5,
1322   ED_DRAWING_ID_YAMYAM_CONTENT_6,
1323   ED_DRAWING_ID_YAMYAM_CONTENT_7,
1324   ED_DRAWING_ID_MAGIC_BALL_CONTENT_0,
1325   ED_DRAWING_ID_MAGIC_BALL_CONTENT_1,
1326   ED_DRAWING_ID_MAGIC_BALL_CONTENT_2,
1327   ED_DRAWING_ID_MAGIC_BALL_CONTENT_3,
1328   ED_DRAWING_ID_MAGIC_BALL_CONTENT_4,
1329   ED_DRAWING_ID_MAGIC_BALL_CONTENT_5,
1330   ED_DRAWING_ID_MAGIC_BALL_CONTENT_6,
1331   ED_DRAWING_ID_MAGIC_BALL_CONTENT_7,
1332   ED_DRAWING_ID_ANDROID_CONTENT,
1333   ED_DRAWING_ID_AMOEBA_CONTENT,
1334   ED_DRAWING_ID_BD_SNAP_ELEMENT,
1335   ED_DRAWING_ID_BD_MAGIC_WALL_DIAMOND_TO,
1336   ED_DRAWING_ID_BD_MAGIC_WALL_ROCK_TO,
1337   ED_DRAWING_ID_BD_MAGIC_WALL_MEGA_ROCK_TO,
1338   ED_DRAWING_ID_BD_MAGIC_WALL_NUT_TO,
1339   ED_DRAWING_ID_BD_MAGIC_WALL_NITRO_PACK_TO,
1340   ED_DRAWING_ID_BD_MAGIC_WALL_FLYING_DIAMOND_TO,
1341   ED_DRAWING_ID_BD_MAGIC_WALL_FLYING_ROCK_TO,
1342   ED_DRAWING_ID_BD_AMOEBA_1_CONTENT_TOO_BIG,
1343   ED_DRAWING_ID_BD_AMOEBA_1_CONTENT_ENCLOSED,
1344   ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_TOO_BIG,
1345   ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_ENCLOSED,
1346   ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_EXPLODING,
1347   ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_LOOKS_LIKE,
1348   ED_DRAWING_ID_BD_SLIME_EATS_ELEMENT_1,
1349   ED_DRAWING_ID_BD_SLIME_CONVERTS_TO_ELEMENT_1,
1350   ED_DRAWING_ID_BD_SLIME_EATS_ELEMENT_2,
1351   ED_DRAWING_ID_BD_SLIME_CONVERTS_TO_ELEMENT_2,
1352   ED_DRAWING_ID_BD_SLIME_EATS_ELEMENT_3,
1353   ED_DRAWING_ID_BD_SLIME_CONVERTS_TO_ELEMENT_3,
1354   ED_DRAWING_ID_BD_ACID_EATS_ELEMENT,
1355   ED_DRAWING_ID_BD_ACID_TURNS_TO_ELEMENT,
1356   ED_DRAWING_ID_BD_BITER_EATS_ELEMENT,
1357   ED_DRAWING_ID_BD_BLADDER_CONVERTS_BY_ELEMENT,
1358   ED_DRAWING_ID_BD_NUT_CONTENT,
1359   ED_DRAWING_ID_BD_EXPANDING_WALL_LOOKS_LIKE,
1360   ED_DRAWING_ID_BD_SAND_LOOKS_LIKE,
1361   ED_DRAWING_ID_BD_ROCK_TURNS_TO_ON_FALLING,
1362   ED_DRAWING_ID_BD_ROCK_TURNS_TO_ON_IMPACT,
1363   ED_DRAWING_ID_BD_DIAMOND_TURNS_TO_ON_FALLING,
1364   ED_DRAWING_ID_BD_DIAMOND_TURNS_TO_ON_IMPACT,
1365   ED_DRAWING_ID_BD_FIREFLY_1_EXPLODES_TO,
1366   ED_DRAWING_ID_BD_FIREFLY_2_EXPLODES_TO,
1367   ED_DRAWING_ID_BD_BUTTERFLY_1_EXPLODES_TO,
1368   ED_DRAWING_ID_BD_BUTTERFLY_2_EXPLODES_TO,
1369   ED_DRAWING_ID_BD_STONEFLY_EXPLODES_TO,
1370   ED_DRAWING_ID_BD_DRAGONFLY_EXPLODES_TO,
1371   ED_DRAWING_ID_BD_DIAMOND_BIRTH_TURNS_TO,
1372   ED_DRAWING_ID_BD_BOMB_EXPLOSION_TURNS_TO,
1373   ED_DRAWING_ID_BD_NITRO_EXPLOSION_TURNS_TO,
1374   ED_DRAWING_ID_BD_EXPLOSION_TURNS_TO,
1375   ED_DRAWING_ID_START_ELEMENT,
1376   ED_DRAWING_ID_ARTWORK_ELEMENT,
1377   ED_DRAWING_ID_EXPLOSION_ELEMENT,
1378   ED_DRAWING_ID_INVENTORY_CONTENT,
1379   ED_DRAWING_ID_MM_BALL_CONTENT,
1380   ED_DRAWING_ID_CUSTOM_GRAPHIC,
1381   ED_DRAWING_ID_CUSTOM_CONTENT,
1382   ED_DRAWING_ID_CUSTOM_MOVE_ENTER,
1383   ED_DRAWING_ID_CUSTOM_MOVE_LEAVE,
1384   ED_DRAWING_ID_CUSTOM_CHANGE_TARGET,
1385   ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT,
1386   ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER,
1387   ED_DRAWING_ID_CUSTOM_CHANGE_ACTION,
1388   ED_DRAWING_ID_GROUP_CONTENT,
1389   ED_DRAWING_ID_RANDOM_BACKGROUND,
1390
1391   ED_NUM_DRAWING_AREAS
1392 };
1393
1394 #define ED_DRAWING_ID_EDITOR_FIRST      ED_DRAWING_ID_RANDOM_BACKGROUND
1395 #define ED_DRAWING_ID_EDITOR_LAST       ED_DRAWING_ID_RANDOM_BACKGROUND
1396
1397
1398 // ----------------------------------------------------------------------------
1399 // some internally used definitions
1400 // ----------------------------------------------------------------------------
1401
1402 // values for CopyLevelToUndoBuffer()
1403 #define UNDO_IMMEDIATE                  0
1404 #define UNDO_ACCUMULATE                 1
1405
1406 // values for scrollbars
1407 #define ED_SCROLL_NO                    0
1408 #define ED_SCROLL_LEFT                  1
1409 #define ED_SCROLL_RIGHT                 2
1410 #define ED_SCROLL_UP                    4
1411 #define ED_SCROLL_DOWN                  8
1412
1413 // screens in the level editor
1414 #define ED_MODE_DRAWING                 0
1415 #define ED_MODE_LEVELCONFIG             1
1416 #define ED_MODE_PROPERTIES              2
1417 #define ED_MODE_PALETTE                 3
1418
1419 // sub-screens in the global settings section
1420 #define ED_MODE_LEVELCONFIG_LEVEL       ED_TEXTBUTTON_ID_LEVELCONFIG_LEVEL
1421 #define ED_MODE_LEVELCONFIG_LEVELSET    ED_TEXTBUTTON_ID_LEVELCONFIG_LEVELSET
1422 #define ED_MODE_LEVELCONFIG_EDITOR      ED_TEXTBUTTON_ID_LEVELCONFIG_EDITOR
1423 #define ED_MODE_LEVELCONFIG_ENGINE      ED_TEXTBUTTON_ID_LEVELCONFIG_ENGINE
1424
1425 // sub-screens in the engine settings section
1426 #define ED_MODE_ENGINECONFIG_CONFIG     ED_TEXTBUTTON_ID_ENGINECONFIG_CONFIG
1427 #define ED_MODE_ENGINECONFIG_COLORS     ED_TEXTBUTTON_ID_ENGINECONFIG_COLORS
1428
1429 // sub-screens in the element properties section
1430 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
1431 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
1432 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
1433 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
1434 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
1435
1436 // how many steps can be cancelled
1437 #define NUM_UNDO_STEPS                  (64 + 1)
1438
1439 // values for elements with score for certain actions
1440 #define MIN_SCORE                       0
1441 #define MAX_SCORE                       999
1442
1443 // values for elements with count for collecting
1444 #define MIN_COLLECT_COUNT               0
1445 #define MAX_COLLECT_COUNT               999
1446
1447 // values for random placement
1448 #define RANDOM_USE_PERCENTAGE           0
1449 #define RANDOM_USE_QUANTITY             1
1450
1451 // values for level set save mode
1452 #define LEVELSET_SAVE_MODE_UPDATE       0
1453 #define LEVELSET_SAVE_MODE_CREATE       1
1454
1455 // default value for element tile size in drawing area
1456 #define DEFAULT_EDITOR_TILESIZE         MINI_TILESIZE
1457 #define DEFAULT_EDITOR_TILESIZE_MM      TILESIZE
1458
1459
1460 // ----------------------------------------------------------------------------
1461 // some internally used data structure definitions
1462 // ----------------------------------------------------------------------------
1463
1464 static struct
1465 {
1466   int graphic;
1467   int gadget_id;
1468   struct XYTileSize *pos;
1469   int gadget_type;
1470   char *infotext;
1471   char shortcut;
1472 } controlbutton_info[ED_NUM_CTRL_BUTTONS] =
1473 {
1474   // note: some additional characters are already reserved for "cheat mode"
1475   // shortcuts (":XYZ" style) -- for details, see "events.c"
1476
1477   // ---------- toolbox control buttons ---------------------------------------
1478
1479   {
1480     IMG_GFX_EDITOR_BUTTON_DRAW_SINGLE,          GADGET_ID_SINGLE_ITEMS,
1481     &editor.button.draw_single,                 GD_TYPE_RADIO_BUTTON,
1482     "Draw single items",                        's'
1483   },
1484   {
1485     IMG_GFX_EDITOR_BUTTON_DRAW_CONNECTED,       GADGET_ID_CONNECTED_ITEMS,
1486     &editor.button.draw_connected,              GD_TYPE_RADIO_BUTTON,
1487     "Draw connected items",                     'd'
1488   },
1489   {
1490     IMG_GFX_EDITOR_BUTTON_DRAW_LINE,            GADGET_ID_LINE,
1491     &editor.button.draw_line,                   GD_TYPE_RADIO_BUTTON,
1492     "Draw lines",                               'l'
1493   },
1494   {
1495     IMG_GFX_EDITOR_BUTTON_DRAW_ARC,             GADGET_ID_ARC,
1496     &editor.button.draw_arc,                    GD_TYPE_RADIO_BUTTON,
1497     "Draw arcs",                                'a'
1498   },
1499   {
1500     IMG_GFX_EDITOR_BUTTON_DRAW_RECTANGLE,       GADGET_ID_RECTANGLE,
1501     &editor.button.draw_rectangle,              GD_TYPE_RADIO_BUTTON,
1502     "Draw outline rectangles",                  'r'
1503   },
1504   {
1505     IMG_GFX_EDITOR_BUTTON_DRAW_FILLED_BOX,      GADGET_ID_FILLED_BOX,
1506     &editor.button.draw_filled_box,             GD_TYPE_RADIO_BUTTON,
1507     "Draw filled rectangles",                   'R'
1508   },
1509   {
1510     IMG_GFX_EDITOR_BUTTON_ROTATE_UP,            GADGET_ID_WRAP_UP,
1511     &editor.button.rotate_up,                   GD_TYPE_NORMAL_BUTTON,
1512     "Wrap (rotate) level up",                   0
1513   },
1514   {
1515     IMG_GFX_EDITOR_BUTTON_DRAW_TEXT,            GADGET_ID_TEXT,
1516     &editor.button.draw_text,                   GD_TYPE_RADIO_BUTTON,
1517     "Enter text elements",                      't'
1518   },
1519   {
1520     IMG_GFX_EDITOR_BUTTON_FLOOD_FILL,           GADGET_ID_FLOOD_FILL,
1521     &editor.button.flood_fill,                  GD_TYPE_RADIO_BUTTON,
1522     "Flood fill",                               'f'
1523   },
1524   {
1525     IMG_GFX_EDITOR_BUTTON_ROTATE_LEFT,          GADGET_ID_WRAP_LEFT,
1526     &editor.button.rotate_left,                 GD_TYPE_NORMAL_BUTTON,
1527     "Wrap (rotate) level left",                 0
1528   },
1529   {
1530     IMG_GFX_EDITOR_BUTTON_ZOOM_LEVEL,           GADGET_ID_ZOOM,
1531     &editor.button.zoom_level,                  GD_TYPE_NORMAL_BUTTON,
1532     "Zoom level tile size",                     '+'
1533   },
1534   {
1535     IMG_GFX_EDITOR_BUTTON_ROTATE_RIGHT,         GADGET_ID_WRAP_RIGHT,
1536     &editor.button.rotate_right,                GD_TYPE_NORMAL_BUTTON,
1537     "Wrap (rotate) level right",                0
1538   },
1539   {
1540     IMG_GFX_EDITOR_BUTTON_DRAW_RANDOM,          GADGET_ID_RANDOM_PLACEMENT,
1541     &editor.button.draw_random,                 GD_TYPE_NORMAL_BUTTON,
1542     "Random element placement",                 0
1543   },
1544   {
1545     IMG_GFX_EDITOR_BUTTON_GRAB_BRUSH,           GADGET_ID_GRAB_BRUSH,
1546     &editor.button.grab_brush,                  GD_TYPE_RADIO_BUTTON,
1547     "Grab brush",                               'b'
1548   },
1549   {
1550     IMG_GFX_EDITOR_BUTTON_ROTATE_DOWN,          GADGET_ID_WRAP_DOWN,
1551     &editor.button.rotate_down,                 GD_TYPE_NORMAL_BUTTON,
1552     "Wrap (rotate) level down",                 0
1553   },
1554   {
1555     IMG_GFX_EDITOR_BUTTON_PICK_ELEMENT,         GADGET_ID_PICK_ELEMENT,
1556     &editor.button.pick_element,                GD_TYPE_RADIO_BUTTON,
1557     "Pick drawing element",                     ','
1558   },
1559
1560   // ---------- level control buttons -----------------------------------------
1561
1562   {
1563     IMG_GFX_EDITOR_BUTTON_UNDO,                 GADGET_ID_UNDO,
1564     &editor.button.undo,                        GD_TYPE_NORMAL_BUTTON,
1565     "Undo/redo last operation",                 'u'
1566   },
1567   {
1568     IMG_GFX_EDITOR_BUTTON_CONF,                 GADGET_ID_CONF,
1569     &editor.button.conf,                        GD_TYPE_NORMAL_BUTTON,
1570     "Level and editor settings",                'I'
1571   },
1572   {
1573     IMG_GFX_EDITOR_BUTTON_SAVE,                 GADGET_ID_SAVE,
1574     &editor.button.save,                        GD_TYPE_NORMAL_BUTTON,
1575     "Save level",                               'S'
1576   },
1577   {
1578     IMG_GFX_EDITOR_BUTTON_CLEAR,                GADGET_ID_CLEAR,
1579     &editor.button.clear,                       GD_TYPE_NORMAL_BUTTON,
1580     "Clear level",                              'C'
1581   },
1582   {
1583     IMG_GFX_EDITOR_BUTTON_TEST,                 GADGET_ID_TEST,
1584     &editor.button.test,                        GD_TYPE_NORMAL_BUTTON,
1585     "Test level",                               'T'
1586   },
1587   {
1588     IMG_GFX_EDITOR_BUTTON_EXIT,                 GADGET_ID_EXIT,
1589     &editor.button.exit,                        GD_TYPE_NORMAL_BUTTON,
1590     "Exit level editor",                        'E'
1591   },
1592
1593   // ---------- CE and GE control buttons -------------------------------------
1594
1595   {
1596     IMG_GFX_EDITOR_BUTTON_CE_COPY_FROM,         GADGET_ID_CUSTOM_COPY_FROM,
1597     &editor.button.ce_copy_from,                GD_TYPE_RADIO_BUTTON,
1598     "Copy settings from other element",         0
1599   },
1600   {
1601     IMG_GFX_EDITOR_BUTTON_CE_COPY_TO,           GADGET_ID_CUSTOM_COPY_TO,
1602     &editor.button.ce_copy_to,                  GD_TYPE_RADIO_BUTTON,
1603     "Copy settings to other element",           0
1604   },
1605   {
1606     IMG_GFX_EDITOR_BUTTON_CE_SWAP,              GADGET_ID_CUSTOM_EXCHANGE,
1607     &editor.button.ce_swap,                     GD_TYPE_RADIO_BUTTON,
1608     "Exchange element with other element",      0
1609   },
1610   {
1611     IMG_GFX_EDITOR_BUTTON_CE_COPY,              GADGET_ID_CUSTOM_COPY,
1612     &editor.button.ce_copy,                     GD_TYPE_NORMAL_BUTTON,
1613     "Copy settings from this element",          0
1614   },
1615   {
1616     IMG_GFX_EDITOR_BUTTON_CE_PASTE,             GADGET_ID_CUSTOM_PASTE,
1617     &editor.button.ce_paste,                    GD_TYPE_NORMAL_BUTTON,
1618     "Paste settings to this element",           0
1619   },
1620
1621   // ---------- palette control buttons ---------------------------------------
1622
1623   {
1624     IMG_GFX_EDITOR_BUTTON_PROPERTIES,           GADGET_ID_PROPERTIES,
1625     &editor.button.properties,                  GD_TYPE_NORMAL_BUTTON,
1626     "Properties of drawing element",            'p'
1627   },
1628   {
1629     IMG_GFX_EDITOR_BUTTON_ELEMENT_LEFT,         GADGET_ID_ELEMENT_LEFT,
1630     &editor.button.element_left,                GD_TYPE_NORMAL_BUTTON,
1631     "Properties of drawing element 1",          '1'
1632   },
1633   {
1634     IMG_GFX_EDITOR_BUTTON_ELEMENT_MIDDLE,       GADGET_ID_ELEMENT_MIDDLE,
1635     &editor.button.element_middle,              GD_TYPE_NORMAL_BUTTON,
1636     "Properties of drawing element 2",          '2'
1637   },
1638   {
1639     IMG_GFX_EDITOR_BUTTON_ELEMENT_RIGHT,        GADGET_ID_ELEMENT_RIGHT,
1640     &editor.button.element_right,               GD_TYPE_NORMAL_BUTTON,
1641     "Properties of drawing element 3",          '3'
1642   },
1643   {
1644     IMG_GFX_EDITOR_BUTTON_PALETTE,              GADGET_ID_PALETTE,
1645     &editor.button.palette,                     GD_TYPE_NORMAL_BUTTON,
1646     "Show list of elements",                    'e'
1647   }
1648 };
1649
1650 static int random_placement_value = 10;
1651 static int random_placement_method = RANDOM_USE_QUANTITY;
1652 static int random_placement_background_element = EL_SAND;
1653 static boolean random_placement_background_restricted = FALSE;
1654 static boolean stick_element_properties_window = FALSE;
1655 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
1656 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
1657 static struct ElementChangeInfo custom_element_change;
1658 static struct ElementGroupInfo group_element_info;
1659 static struct ElementInfo custom_element;
1660
1661 static char levelset_name[MAX_LEVEL_NAME_LEN + 1];
1662 static char levelset_author[MAX_LEVEL_AUTHOR_LEN + 1];
1663 static int levelset_num_levels = 100;
1664 static boolean levelset_use_levelset_artwork = FALSE;
1665 static boolean levelset_copy_level_template = FALSE;
1666 static int levelset_save_mode = LEVELSET_SAVE_MODE_UPDATE;
1667
1668 #define MAX_BD_COLORS                   7
1669 #define MAX_BD_COLOR_TEXT_LEN           10
1670
1671 static boolean bd_color_type_changed = FALSE;
1672 static int bd_color_type_default = GD_COLOR_TYPE_RGB;
1673 static int bd_color_c64[MAX_BD_COLORS];
1674 static char bd_color_text[MAX_BD_COLORS][MAX_BD_COLOR_TEXT_LEN + 1];
1675 static int bd_color_default[MAX_BD_COLORS];
1676 static int *bd_color[MAX_BD_COLORS] =
1677 {
1678   &level.bd_color_b,
1679   &level.bd_color_0,
1680   &level.bd_color_1,
1681   &level.bd_color_2,
1682   &level.bd_color_3,
1683   &level.bd_color_4,
1684   &level.bd_color_5,
1685 };
1686
1687 static struct
1688 {
1689   int gadget_type_id;
1690   int x, y;
1691   int min_value, max_value;
1692   int gadget_id_down, gadget_id_up;
1693   int gadget_id_text;
1694   int gadget_id_align;
1695   int *value;
1696   char *text_above, *text_left, *text_right;
1697 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
1698 {
1699   // ---------- current level number ------------------------------------------
1700
1701   {
1702     ED_COUNTER_ID_SELECT_LEVEL,
1703     -1, -1,     // these values are not constant, but can change at runtime
1704     1,                                          100,
1705     GADGET_ID_SELECT_LEVEL_DOWN,                GADGET_ID_SELECT_LEVEL_UP,
1706     GADGET_ID_SELECT_LEVEL_TEXT,                GADGET_ID_NONE,
1707     &level_nr,
1708     NULL,                                       NULL, NULL
1709   },
1710
1711   // ---------- level and editor settings -------------------------------------
1712
1713   {
1714     ED_COUNTER_ID_LEVEL_XSIZE,
1715     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(4),
1716     MIN_LEV_FIELDX,                             MAX_LEV_FIELDX,
1717     GADGET_ID_LEVEL_XSIZE_DOWN,                 GADGET_ID_LEVEL_XSIZE_UP,
1718     GADGET_ID_LEVEL_XSIZE_TEXT,                 GADGET_ID_NONE,
1719     &level.fieldx,
1720     "Playfield size:",                          NULL, "Width",
1721   },
1722   {
1723     ED_COUNTER_ID_LEVEL_YSIZE,
1724     -1,                                         ED_LEVEL_SETTINGS_YPOS(4),
1725     MIN_LEV_FIELDY,                             MAX_LEV_FIELDY,
1726     GADGET_ID_LEVEL_YSIZE_DOWN,                 GADGET_ID_LEVEL_YSIZE_UP,
1727     GADGET_ID_LEVEL_YSIZE_TEXT,                 GADGET_ID_LEVEL_XSIZE_UP,
1728     &level.fieldy,
1729     NULL,                                       " ", "Height",
1730   },
1731   {
1732     ED_COUNTER_ID_LEVEL_GEMSLIMIT,
1733     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(5),
1734     0,                                          999,
1735     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,             GADGET_ID_LEVEL_GEMSLIMIT_UP,
1736     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,             GADGET_ID_NONE,
1737     &level.gems_needed,
1738     NULL,                                       "Number of gems to collect:", NULL
1739   },
1740   {
1741     ED_COUNTER_ID_LEVEL_TIMELIMIT,
1742     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(8),
1743     0,                                          9999,
1744     GADGET_ID_LEVEL_TIMELIMIT_DOWN,             GADGET_ID_LEVEL_TIMELIMIT_UP,
1745     GADGET_ID_LEVEL_TIMELIMIT_TEXT,             GADGET_ID_NONE,
1746     &level.time,
1747     "Time or step limit to solve level:",       NULL, NULL
1748   },
1749   {
1750     ED_COUNTER_ID_LEVEL_TIMESCORE,
1751     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(10),
1752     0,                                          999,
1753     GADGET_ID_LEVEL_TIMESCORE_DOWN,             GADGET_ID_LEVEL_TIMESCORE_UP,
1754     GADGET_ID_LEVEL_TIMESCORE_TEXT,             GADGET_ID_NONE,
1755     &level.score[SC_TIME_BONUS],
1756     "Score for time or steps left:",            NULL, NULL
1757   },
1758   {
1759     ED_COUNTER_ID_LEVEL_RANDOM_SEED,
1760     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(13),
1761     0,                                          9999,
1762     GADGET_ID_LEVEL_RANDOM_SEED_DOWN,           GADGET_ID_LEVEL_RANDOM_SEED_UP,
1763     GADGET_ID_LEVEL_RANDOM_SEED_TEXT,           GADGET_ID_NONE,
1764     &level.random_seed,
1765     NULL,                                       "Random seed:", "(0 => random)"
1766   },
1767   {
1768     ED_COUNTER_ID_LEVELSET_NUM_LEVELS,
1769     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(4),
1770     1,                                          MAX_LEVELS,
1771     GADGET_ID_LEVELSET_NUM_LEVELS_DOWN,         GADGET_ID_LEVELSET_NUM_LEVELS_UP,
1772     GADGET_ID_LEVELSET_NUM_LEVELS_TEXT,         GADGET_ID_NONE,
1773     &levelset_num_levels,
1774     "Number of levels:",                        NULL, NULL,
1775   },
1776   {
1777     ED_COUNTER_ID_LEVEL_RANDOM,
1778     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(0),
1779     1,                                          100,
1780     GADGET_ID_LEVEL_RANDOM_DOWN,                GADGET_ID_LEVEL_RANDOM_UP,
1781     GADGET_ID_LEVEL_RANDOM_TEXT,                GADGET_ID_NONE,
1782     &random_placement_value,
1783     "Random element placement:",                NULL, "in"
1784   },
1785   {
1786     ED_COUNTER_ID_BD_CYCLE_DELAY_MS,
1787     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(3),
1788     50,                                         500,
1789     GADGET_ID_BD_CYCLE_DELAY_MS_DOWN,           GADGET_ID_BD_CYCLE_DELAY_MS_UP,
1790     GADGET_ID_BD_CYCLE_DELAY_MS_TEXT,           GADGET_ID_NONE,
1791     &level.bd_cycle_delay_ms,
1792     NULL,                                       NULL, "Game cycle delay (ms)"
1793   },
1794   {
1795     ED_COUNTER_ID_BD_CYCLE_DELAY_C64,
1796     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(3),
1797     0,                                          32,
1798     GADGET_ID_BD_CYCLE_DELAY_C64_DOWN,          GADGET_ID_BD_CYCLE_DELAY_C64_UP,
1799     GADGET_ID_BD_CYCLE_DELAY_C64_TEXT,          GADGET_ID_NONE,
1800     &level.bd_cycle_delay_c64,
1801     NULL,                                       NULL, "Game cycle delay (C64-style)"
1802   },
1803   {
1804     ED_COUNTER_ID_BD_HATCHING_DELAY_CYCLES,
1805     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(4),
1806     1,                                          40,
1807     GADGET_ID_BD_HATCHING_DELAY_CYCLES_DOWN,    GADGET_ID_BD_HATCHING_DELAY_CYCLES_UP,
1808     GADGET_ID_BD_HATCHING_DELAY_CYCLES_TEXT,    GADGET_ID_NONE,
1809     &level.bd_hatching_delay_cycles,
1810     NULL,                                       NULL, "Hatching delay (cycles)"
1811   },
1812   {
1813     ED_COUNTER_ID_BD_HATCHING_DELAY_SECONDS,
1814     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(4),
1815     1,                                          40,
1816     GADGET_ID_BD_HATCHING_DELAY_SECONDS_DOWN,   GADGET_ID_BD_HATCHING_DELAY_SECONDS_UP,
1817     GADGET_ID_BD_HATCHING_DELAY_SECONDS_TEXT,   GADGET_ID_NONE,
1818     &level.bd_hatching_delay_seconds,
1819     NULL,                                       NULL, "Hatching delay (seconds)"
1820   },
1821
1822   // ---------- element settings: configure (various elements) ----------------
1823
1824   {
1825     ED_COUNTER_ID_BD_PUSHING_PROB,
1826     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
1827     0,                                          100,
1828     GADGET_ID_BD_PUSHING_PROB_DOWN,             GADGET_ID_BD_PUSHING_PROB_UP,
1829     GADGET_ID_BD_PUSHING_PROB_TEXT,             GADGET_ID_NONE,
1830     &level.bd_pushing_prob,
1831     NULL,                                       NULL, "Push probability"
1832   },
1833   {
1834     ED_COUNTER_ID_BD_PUSHING_PROB_WITH_SWEET,
1835     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
1836     0,                                          100,
1837     GADGET_ID_BD_PUSHING_PROB_WITH_SWEET_DOWN,  GADGET_ID_BD_PUSHING_PROB_WITH_SWEET_UP,
1838     GADGET_ID_BD_PUSHING_PROB_WITH_SWEET_TEXT,  GADGET_ID_NONE,
1839     &level.bd_pushing_prob_with_sweet,
1840     NULL,                                       NULL, "Push probability with sweet"
1841   },
1842   {
1843     ED_COUNTER_ID_ELEMENT_VALUE1,
1844     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
1845     MIN_SCORE,                                  MAX_SCORE,
1846     GADGET_ID_ELEMENT_VALUE1_DOWN,              GADGET_ID_ELEMENT_VALUE1_UP,
1847     GADGET_ID_ELEMENT_VALUE1_TEXT,              GADGET_ID_NONE,
1848     NULL,                                       // will be set when used
1849     NULL,                                       NULL, NULL
1850   },
1851   {
1852     ED_COUNTER_ID_ELEMENT_VALUE2,
1853     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
1854     MIN_SCORE,                                  MAX_SCORE,
1855     GADGET_ID_ELEMENT_VALUE2_DOWN,              GADGET_ID_ELEMENT_VALUE2_UP,
1856     GADGET_ID_ELEMENT_VALUE2_TEXT,              GADGET_ID_NONE,
1857     NULL,                                       // will be set when used
1858     NULL,                                       NULL, NULL
1859   },
1860   {
1861     ED_COUNTER_ID_ELEMENT_VALUE3,
1862     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
1863     MIN_SCORE,                                  MAX_SCORE,
1864     GADGET_ID_ELEMENT_VALUE3_DOWN,              GADGET_ID_ELEMENT_VALUE3_UP,
1865     GADGET_ID_ELEMENT_VALUE3_TEXT,              GADGET_ID_NONE,
1866     NULL,                                       // will be set when used
1867     NULL,                                       NULL, NULL
1868   },
1869   {
1870     ED_COUNTER_ID_ELEMENT_VALUE4,
1871     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
1872     MIN_SCORE,                                  MAX_SCORE,
1873     GADGET_ID_ELEMENT_VALUE4_DOWN,              GADGET_ID_ELEMENT_VALUE4_UP,
1874     GADGET_ID_ELEMENT_VALUE4_TEXT,              GADGET_ID_NONE,
1875     NULL,                                       // will be set when used
1876     NULL,                                       NULL, NULL
1877   },
1878   {
1879     ED_COUNTER_ID_YAMYAM_CONTENT,
1880     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
1881     MIN_ELEMENT_CONTENTS,                       MAX_ELEMENT_CONTENTS,
1882     GADGET_ID_YAMYAM_CONTENT_DOWN,              GADGET_ID_YAMYAM_CONTENT_UP,
1883     GADGET_ID_YAMYAM_CONTENT_TEXT,              GADGET_ID_NONE,
1884     &level.num_yamyam_contents,
1885     NULL,                                       NULL, "Number of content areas"
1886   },
1887   {
1888     ED_COUNTER_ID_BALL_CONTENT,
1889     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(4),
1890     MIN_ELEMENT_CONTENTS,                       MAX_ELEMENT_CONTENTS,
1891     GADGET_ID_BALL_CONTENT_DOWN,                GADGET_ID_BALL_CONTENT_UP,
1892     GADGET_ID_BALL_CONTENT_TEXT,                GADGET_ID_NONE,
1893     &level.num_ball_contents,
1894     NULL,                                       NULL, "Number of content areas"
1895   },
1896   {
1897     ED_COUNTER_ID_ANDROID_CONTENT,
1898     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(4),
1899     MIN_ANDROID_ELEMENTS,                       MAX_ANDROID_ELEMENTS,
1900     GADGET_ID_ANDROID_CONTENT_DOWN,             GADGET_ID_ANDROID_CONTENT_UP,
1901     GADGET_ID_ANDROID_CONTENT_TEXT,             GADGET_ID_NONE,
1902     &level.num_android_clone_elements,
1903     NULL,                                       NULL, "Number of clonable elements"
1904   },
1905   {
1906     ED_COUNTER_ID_ENVELOPE_XSIZE,
1907     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
1908     MIN_ENVELOPE_XSIZE,                         MAX_ENVELOPE_XSIZE,
1909     GADGET_ID_ENVELOPE_XSIZE_DOWN,              GADGET_ID_ENVELOPE_XSIZE_UP,
1910     GADGET_ID_ENVELOPE_XSIZE_TEXT,              GADGET_ID_NONE,
1911     NULL,                                       // will be set when used
1912     NULL,                                       NULL, "Width",
1913   },
1914   {
1915     ED_COUNTER_ID_ENVELOPE_YSIZE,
1916     -1,                                         ED_ELEMENT_SETTINGS_YPOS(0),
1917     MIN_ENVELOPE_YSIZE,                         MAX_ENVELOPE_YSIZE,
1918     GADGET_ID_ENVELOPE_YSIZE_DOWN,              GADGET_ID_ENVELOPE_YSIZE_UP,
1919     GADGET_ID_ENVELOPE_YSIZE_TEXT,              GADGET_ID_ENVELOPE_XSIZE_UP,
1920     NULL,                                       // will be set when used
1921     NULL,                                       " ", "Height",
1922   },
1923   {
1924     ED_COUNTER_ID_INVENTORY_SIZE,
1925     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
1926     MIN_INITIAL_INVENTORY_SIZE,                 MAX_INITIAL_INVENTORY_SIZE,
1927     GADGET_ID_INVENTORY_SIZE_DOWN,              GADGET_ID_INVENTORY_SIZE_UP,
1928     GADGET_ID_INVENTORY_SIZE_TEXT,              GADGET_ID_NONE,
1929     &level.initial_inventory_size[0],
1930     NULL,                                       NULL, "Number of inventory elements"
1931   },
1932   {
1933     ED_COUNTER_ID_MM_BALL_CONTENT,
1934     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
1935     MIN_ELEMENTS_IN_GROUP,                      MAX_MM_BALL_CONTENTS,
1936     GADGET_ID_MM_BALL_CONTENT_DOWN,             GADGET_ID_MM_BALL_CONTENT_UP,
1937     GADGET_ID_MM_BALL_CONTENT_TEXT,             GADGET_ID_NONE,
1938     &level.num_mm_ball_contents,
1939     NULL,                                       NULL, "Number of content elements"
1940   },
1941
1942   // ---------- element settings: configure 1 (custom elements) ---------------
1943
1944   {
1945     ED_COUNTER_ID_CUSTOM_SCORE,
1946     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(5),
1947     MIN_SCORE,                                  MAX_SCORE,
1948     GADGET_ID_CUSTOM_SCORE_DOWN,                GADGET_ID_CUSTOM_SCORE_UP,
1949     GADGET_ID_CUSTOM_SCORE_TEXT,                GADGET_ID_NONE,
1950     &custom_element.collect_score_initial,
1951     NULL,                                       "CE score", " "
1952   },
1953   {
1954     ED_COUNTER_ID_CUSTOM_GEMCOUNT,
1955     -1,                                         ED_ELEMENT_SETTINGS_YPOS(5),
1956     MIN_COLLECT_COUNT,                          MAX_COLLECT_COUNT,
1957     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,             GADGET_ID_CUSTOM_GEMCOUNT_UP,
1958     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,             GADGET_ID_CUSTOM_SCORE_UP,
1959     &custom_element.collect_count_initial,
1960     NULL,                                       "CE count", NULL
1961   },
1962   {
1963     ED_COUNTER_ID_CUSTOM_VALUE_FIX,
1964     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(10),
1965     0,                                          9999,
1966     GADGET_ID_CUSTOM_VALUE_FIX_DOWN,            GADGET_ID_CUSTOM_VALUE_FIX_UP,
1967     GADGET_ID_CUSTOM_VALUE_FIX_TEXT,            GADGET_ID_NONE,
1968     &custom_element.ce_value_fixed_initial,
1969     NULL,                                       "CE value", NULL
1970   },
1971   {
1972     ED_COUNTER_ID_CUSTOM_VALUE_RND,
1973     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(10),
1974     0,                                          9999,
1975     GADGET_ID_CUSTOM_VALUE_RND_DOWN,            GADGET_ID_CUSTOM_VALUE_RND_UP,
1976     GADGET_ID_CUSTOM_VALUE_RND_TEXT,            GADGET_ID_CUSTOM_VALUE_FIX_UP,
1977     &custom_element.ce_value_random_initial,
1978     NULL,                                       "+random", NULL
1979   },
1980   {
1981     ED_COUNTER_ID_PUSH_DELAY_FIX,
1982     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(6),
1983     0,                                          999,
1984     GADGET_ID_PUSH_DELAY_FIX_DOWN,              GADGET_ID_PUSH_DELAY_FIX_UP,
1985     GADGET_ID_PUSH_DELAY_FIX_TEXT,              GADGET_ID_NONE,
1986     &custom_element.push_delay_fixed,
1987     NULL,                                       "Push delay", NULL
1988   },
1989   {
1990     ED_COUNTER_ID_PUSH_DELAY_RND,
1991     -1,                                         ED_ELEMENT_SETTINGS_YPOS(6),
1992     0,                                          999,
1993     GADGET_ID_PUSH_DELAY_RND_DOWN,              GADGET_ID_PUSH_DELAY_RND_UP,
1994     GADGET_ID_PUSH_DELAY_RND_TEXT,              GADGET_ID_PUSH_DELAY_FIX_UP,
1995     &custom_element.push_delay_random,
1996     NULL,                                       "+random", NULL
1997   },
1998   {
1999     ED_COUNTER_ID_DROP_DELAY_FIX,
2000     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(7),
2001     0,                                          999,
2002     GADGET_ID_DROP_DELAY_FIX_DOWN,              GADGET_ID_DROP_DELAY_FIX_UP,
2003     GADGET_ID_DROP_DELAY_FIX_TEXT,              GADGET_ID_NONE,
2004     &custom_element.drop_delay_fixed,
2005     NULL,                                       "Drop delay", NULL
2006   },
2007   {
2008     ED_COUNTER_ID_DROP_DELAY_RND,
2009     -1,                                         ED_ELEMENT_SETTINGS_YPOS(7),
2010     0,                                          999,
2011     GADGET_ID_DROP_DELAY_RND_DOWN,              GADGET_ID_DROP_DELAY_RND_UP,
2012     GADGET_ID_DROP_DELAY_RND_TEXT,              GADGET_ID_DROP_DELAY_FIX_UP,
2013     &custom_element.drop_delay_random,
2014     NULL,                                       "+random", NULL
2015   },
2016
2017   // ---------- element settings: configure 2 (custom elements) ---------------
2018
2019   {
2020     ED_COUNTER_ID_MOVE_DELAY_FIX,
2021     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(5),
2022     0,                                          999,
2023     GADGET_ID_MOVE_DELAY_FIX_DOWN,              GADGET_ID_MOVE_DELAY_FIX_UP,
2024     GADGET_ID_MOVE_DELAY_FIX_TEXT,              GADGET_ID_NONE,
2025     &custom_element.move_delay_fixed,
2026     NULL,                                       "Move delay", NULL
2027   },
2028   {
2029     ED_COUNTER_ID_MOVE_DELAY_RND,
2030     -1,                                         ED_ELEMENT_SETTINGS_YPOS(5),
2031     0,                                          999,
2032     GADGET_ID_MOVE_DELAY_RND_DOWN,              GADGET_ID_MOVE_DELAY_RND_UP,
2033     GADGET_ID_MOVE_DELAY_RND_TEXT,              GADGET_ID_MOVE_DELAY_FIX_UP,
2034     &custom_element.move_delay_random,
2035     NULL,                                       "+random", NULL
2036   },
2037   {
2038     ED_COUNTER_ID_STEP_DELAY_FIX,
2039     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(6),
2040     0,                                          999,
2041     GADGET_ID_STEP_DELAY_FIX_DOWN,              GADGET_ID_STEP_DELAY_FIX_UP,
2042     GADGET_ID_STEP_DELAY_FIX_TEXT,              GADGET_ID_NONE,
2043     &custom_element.step_delay_fixed,
2044     NULL,                                       "Step delay", NULL
2045   },
2046   {
2047     ED_COUNTER_ID_STEP_DELAY_RND,
2048     -1,                                         ED_ELEMENT_SETTINGS_YPOS(6),
2049     0,                                          999,
2050     GADGET_ID_STEP_DELAY_RND_DOWN,              GADGET_ID_STEP_DELAY_RND_UP,
2051     GADGET_ID_STEP_DELAY_RND_TEXT,              GADGET_ID_STEP_DELAY_FIX_UP,
2052     &custom_element.step_delay_random,
2053     NULL,                                       "+random", NULL
2054   },
2055   {
2056     ED_COUNTER_ID_EXPLOSION_DELAY,
2057     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(13),
2058     0,                                          999,
2059     GADGET_ID_EXPLOSION_DELAY_DOWN,             GADGET_ID_EXPLOSION_DELAY_UP,
2060     GADGET_ID_EXPLOSION_DELAY_TEXT,             GADGET_ID_NONE,
2061     &custom_element.explosion_delay,
2062     NULL,                                       "Explosion delay", NULL
2063   },
2064   {
2065     ED_COUNTER_ID_IGNITION_DELAY,
2066     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(14),
2067     0,                                          999,
2068     GADGET_ID_IGNITION_DELAY_DOWN,              GADGET_ID_IGNITION_DELAY_UP,
2069     GADGET_ID_IGNITION_DELAY_TEXT,              GADGET_ID_NONE,
2070     &custom_element.ignition_delay,
2071     NULL,                                       "Ignition delay", "(by fire)"
2072   },
2073
2074   // ---------- element settings: configure (group elements) ------------------
2075
2076   {
2077     ED_COUNTER_ID_GROUP_CONTENT,
2078     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
2079     MIN_ELEMENTS_IN_GROUP,                      MAX_ELEMENTS_IN_GROUP,
2080     GADGET_ID_GROUP_CONTENT_DOWN,               GADGET_ID_GROUP_CONTENT_UP,
2081     GADGET_ID_GROUP_CONTENT_TEXT,               GADGET_ID_NONE,
2082     &group_element_info.num_elements,
2083     NULL,                                       NULL, "Number of elements in group"
2084   },
2085
2086   // ---------- element settings: advanced (custom elements) ------------------
2087
2088   {
2089     ED_COUNTER_ID_CHANGE_DELAY_FIX,
2090     ED_ELEMENT_SETTINGS_XPOS(2),                ED_ELEMENT_SETTINGS_YPOS(2),
2091     0,                                          999,
2092     GADGET_ID_CHANGE_DELAY_FIX_DOWN,            GADGET_ID_CHANGE_DELAY_FIX_UP,
2093     GADGET_ID_CHANGE_DELAY_FIX_TEXT,            GADGET_ID_NONE,
2094     &custom_element_change.delay_fixed,
2095     NULL,                                       "CE delay", NULL,
2096   },
2097   {
2098     ED_COUNTER_ID_CHANGE_DELAY_RND,
2099     -1,                                         ED_ELEMENT_SETTINGS_YPOS(2),
2100     0,                                          999,
2101     GADGET_ID_CHANGE_DELAY_RND_DOWN,            GADGET_ID_CHANGE_DELAY_RND_UP,
2102     GADGET_ID_CHANGE_DELAY_RND_TEXT,            GADGET_ID_CHANGE_DELAY_FIX_UP,
2103     &custom_element_change.delay_random,
2104     NULL,                                       "+random", NULL
2105   },
2106   {
2107     ED_COUNTER_ID_CHANGE_CONT_RND,
2108     ED_ELEMENT_SETTINGS_XPOS(3),                ED_ELEMENT_SETTINGS_YPOS(12),
2109     0,                                          100,
2110     GADGET_ID_CHANGE_CONT_RND_DOWN,             GADGET_ID_CHANGE_CONT_RND_UP,
2111     GADGET_ID_CHANGE_CONT_RND_TEXT,             GADGET_ID_NONE,
2112     &custom_element_change.random_percentage,
2113     NULL,                                       "Use random replace:", "%"
2114   },
2115 };
2116
2117 static struct
2118 {
2119   int gadget_type_id;
2120   int x, y;
2121   int gadget_id;
2122   int size;
2123   char *value;
2124   char *text_above, *text_left, *text_right, *infotext;
2125 } textinput_info[ED_NUM_TEXTINPUT] =
2126 {
2127   // ---------- level and editor settings -------------------------------------
2128
2129   {
2130     ED_TEXTINPUT_ID_LEVEL_NAME,
2131     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(0),
2132     GADGET_ID_LEVEL_NAME,
2133     MAX_LEVEL_NAME_LEN,
2134     level.name,
2135     "Title:", NULL, NULL,                       "Enter title for this level"
2136   },
2137   {
2138     ED_TEXTINPUT_ID_LEVEL_AUTHOR,
2139     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(2),
2140     GADGET_ID_LEVEL_AUTHOR,
2141     MAX_LEVEL_AUTHOR_LEN,
2142     level.author,
2143     "Author:", NULL, NULL,                      "Enter author for this level"
2144   },
2145   {
2146     ED_TEXTINPUT_ID_LEVELSET_NAME,
2147     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(0),
2148     GADGET_ID_LEVELSET_NAME,
2149     MAX_LEVEL_NAME_LEN,
2150     levelset_name,
2151     "Title:", NULL, NULL,                       "Enter title for this or new level set"
2152   },
2153   {
2154     ED_TEXTINPUT_ID_LEVELSET_AUTHOR,
2155     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(2),
2156     GADGET_ID_LEVELSET_AUTHOR,
2157     MAX_LEVEL_AUTHOR_LEN,
2158     levelset_author,
2159     "Author:", NULL, NULL,                      "Enter author for this or new level set"
2160   },
2161
2162   // ---------- engine settings: colors ---------------------------------------
2163
2164   {
2165     ED_TEXTINPUT_ID_BD_COLOR_TEXT_B,
2166     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(1),
2167     GADGET_ID_BD_COLOR_TEXT_B,
2168     MAX_BD_COLOR_TEXT_LEN,
2169     bd_color_text[0],
2170     NULL, "Border color:      ", NULL,          "Enter border color (not used)"
2171   },
2172   {
2173     ED_TEXTINPUT_ID_BD_COLOR_TEXT_0,
2174     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(2),
2175     GADGET_ID_BD_COLOR_TEXT_0,
2176     MAX_BD_COLOR_TEXT_LEN,
2177     bd_color_text[1],
2178     NULL, "Background color:  ", NULL,          "Enter background color (C64 graphics)"
2179   },
2180   {
2181     ED_TEXTINPUT_ID_BD_COLOR_TEXT_1,
2182     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(3),
2183     GADGET_ID_BD_COLOR_TEXT_1,
2184     MAX_BD_COLOR_TEXT_LEN,
2185     bd_color_text[2],
2186     NULL, "Sand color:        ", NULL,          "Enter sand color (C64 graphics)"
2187   },
2188   {
2189     ED_TEXTINPUT_ID_BD_COLOR_TEXT_2,
2190     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(4),
2191     GADGET_ID_BD_COLOR_TEXT_2,
2192     MAX_BD_COLOR_TEXT_LEN,
2193     bd_color_text[3],
2194     NULL, "Steel wall color:  ", NULL,          "Enter steel wall color (C64 graphics)"
2195   },
2196   {
2197     ED_TEXTINPUT_ID_BD_COLOR_TEXT_3,
2198     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(5),
2199     GADGET_ID_BD_COLOR_TEXT_3,
2200     MAX_BD_COLOR_TEXT_LEN,
2201     bd_color_text[4],
2202     NULL, "Wall color:        ", NULL,          "Enter wall color (C64 graphics)"
2203   },
2204   {
2205     ED_TEXTINPUT_ID_BD_COLOR_TEXT_4,
2206     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(6),
2207     GADGET_ID_BD_COLOR_TEXT_4,
2208     MAX_BD_COLOR_TEXT_LEN,
2209     bd_color_text[5],
2210     NULL, "Amoeba color:      ", NULL,          "Enter amoeba color (C64 graphics)"
2211   },
2212   {
2213     ED_TEXTINPUT_ID_BD_COLOR_TEXT_5,
2214     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(7),
2215     GADGET_ID_BD_COLOR_TEXT_5,
2216     MAX_BD_COLOR_TEXT_LEN,
2217     bd_color_text[6],
2218     NULL, "Slime color:       ", NULL,          "Enter slime color (C64 graphics)"
2219   },
2220
2221   // ---------- element settings: configure (several elements) ----------------
2222
2223   {
2224     ED_TEXTINPUT_ID_ELEMENT_NAME,
2225     -1, -1,     // these values are not constant, but can change at runtime
2226     GADGET_ID_ELEMENT_NAME,
2227     MAX_ELEMENT_NAME_LEN - 2,                   // currently 2 chars less editable
2228     custom_element.description,
2229     NULL, NULL, NULL,                           "Enter element name"
2230   }
2231 };
2232
2233 static struct
2234 {
2235   int gadget_type_id;
2236   int x, y;
2237   int gadget_id;
2238   int xsize, ysize;
2239   char *value;
2240   char *text_above, *text_above_cropped, *infotext;
2241 } textarea_info[ED_NUM_TEXTAREAS] =
2242 {
2243   {
2244     ED_TEXTAREA_ID_ENVELOPE_INFO,
2245     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
2246     GADGET_ID_ENVELOPE_INFO,
2247     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
2248     NULL,
2249     "Envelope Content:", "Envelope Content (cropped):", "Envelope Content"
2250   }
2251 };
2252
2253 static struct ValueTextInfo options_time_or_steps[] =
2254 {
2255   { 0,                                  "seconds"                       },
2256   { 1,                                  "steps"                         },
2257
2258   { -1,                                 NULL                            }
2259 };
2260
2261 static struct ValueTextInfo options_time_score_base[] =
2262 {
2263   { 1,                                  "per second/step"               },
2264   { 10,                                 "per 10 seconds/steps"          },
2265
2266   { -1,                                 NULL                            }
2267 };
2268
2269 static struct ValueTextInfo options_game_engine_type[] =
2270 {
2271   { GAME_ENGINE_TYPE_RND,               "Rocks'n'Diamonds"              },
2272   { GAME_ENGINE_TYPE_BD,                "Boulder Dash"                  },
2273   { GAME_ENGINE_TYPE_EM,                "Emerald Mine"                  },
2274   { GAME_ENGINE_TYPE_SP,                "Supaplex"                      },
2275   { GAME_ENGINE_TYPE_MM,                "Mirror Magic"                  },
2276
2277   { -1,                                 NULL                            }
2278 };
2279
2280 static struct ValueTextInfo options_levelset_save_mode[] =
2281 {
2282   { LEVELSET_SAVE_MODE_UPDATE,          "Update this level set"         },
2283   { LEVELSET_SAVE_MODE_CREATE,          "Create new level set"          },
2284
2285   { -1,                                 NULL                            }
2286 };
2287
2288 static struct ValueTextInfo options_bd_gravity_direction[] =
2289 {
2290   { GD_MV_DOWN,                         "down"                          },
2291   { GD_MV_UP,                           "up"                            },
2292   { GD_MV_LEFT,                         "left"                          },
2293   { GD_MV_RIGHT,                        "right"                         },
2294
2295   { -1,                                 NULL                            }
2296 };
2297
2298 static struct ValueTextInfo options_wind_direction[] =
2299 {
2300   { MV_START_NONE,                      "none"                          },
2301   { MV_START_LEFT,                      "left"                          },
2302   { MV_START_RIGHT,                     "right"                         },
2303   { MV_START_UP,                        "up"                            },
2304   { MV_START_DOWN,                      "down"                          },
2305
2306   { -1,                                 NULL                            }
2307 };
2308
2309 static struct ValueTextInfo options_player_speed[] =
2310 {
2311   { 0,                                  "frozen"                        },
2312   { 1,                                  "very slow"                     },
2313   { 2,                                  "slow"                          },
2314   { 4,                                  "normal"                        },
2315   { 8,                                  "fast"                          },
2316   { 16,                                 "very fast"                     },
2317   { 32,                                 "ultrafast"                     },
2318
2319   { -1,                                 NULL                            }
2320 };
2321
2322 static struct ValueTextInfo options_access_type[] =
2323 {
2324   { EP_WALKABLE,                        "walkable"                      },
2325   { EP_PASSABLE,                        "passable"                      },
2326
2327   { -1,                                 NULL                            }
2328 };
2329
2330 static struct ValueTextInfo options_access_layer[] =
2331 {
2332   { EP_ACCESSIBLE_OVER,                 "over"                          },
2333   { EP_ACCESSIBLE_INSIDE,               "inside"                        },
2334   { EP_ACCESSIBLE_UNDER,                "under"                         },
2335
2336   { -1,                                 NULL                            }
2337 };
2338
2339 static struct ValueTextInfo options_access_protected[] =
2340 {
2341   { 0,                                  "unprotected"                   },
2342   { 1,                                  "protected"                     },
2343
2344   { -1,                                 NULL                            }
2345 };
2346
2347 static struct ValueTextInfo options_access_direction[] =
2348 {
2349   { MV_NO_DIRECTION,                    "no direction"                  },
2350   { MV_LEFT,                            "left"                          },
2351   { MV_RIGHT,                           "right"                         },
2352   { MV_UP,                              "up"                            },
2353   { MV_DOWN,                            "down"                          },
2354   { MV_LEFT  | MV_UP,                   "left + up"                     },
2355   { MV_LEFT  | MV_DOWN,                 "left + down"                   },
2356   { MV_RIGHT | MV_UP,                   "right + up"                    },
2357   { MV_RIGHT | MV_DOWN,                 "right + down"                  },
2358   { MV_HORIZONTAL,                      "horizontal"                    },
2359   { MV_VERTICAL,                        "vertical"                      },
2360   { MV_HORIZONTAL | MV_UP,              "horizontal + up"               },
2361   { MV_HORIZONTAL | MV_DOWN,            "horizontal + down"             },
2362   { MV_VERTICAL   | MV_LEFT,            "vertical + left"               },
2363   { MV_VERTICAL   | MV_RIGHT,           "vertical + right"              },
2364   { MV_ALL_DIRECTIONS,                  "all directions"                },
2365
2366   { -1,                                 NULL                            }
2367 };
2368
2369 static struct ValueTextInfo options_walk_to_action[] =
2370 {
2371   { EP_DIGGABLE,                        "diggable"                      },
2372   { EP_COLLECTIBLE_ONLY,                "collectible"                   },
2373   { EP_DROPPABLE,                       "collectible & droppable"       },
2374   { EP_THROWABLE,                       "collectible & throwable"       },
2375   { EP_PUSHABLE,                        "pushable"                      },
2376
2377   { -1,                                 NULL                            }
2378 };
2379
2380 static struct ValueTextInfo options_move_pattern[] =
2381 {
2382   { MV_LEFT,                            "left"                          },
2383   { MV_RIGHT,                           "right"                         },
2384   { MV_UP,                              "up"                            },
2385   { MV_DOWN,                            "down"                          },
2386   { MV_HORIZONTAL,                      "horizontal"                    },
2387   { MV_VERTICAL,                        "vertical"                      },
2388   { MV_ALL_DIRECTIONS,                  "all directions"                },
2389   { MV_WIND_DIRECTION,                  "wind direction"                },
2390   { MV_TOWARDS_PLAYER,                  "towards player"                },
2391   { MV_AWAY_FROM_PLAYER,                "away from player"              },
2392   { MV_ALONG_LEFT_SIDE,                 "along left side"               },
2393   { MV_ALONG_RIGHT_SIDE,                "along right side"              },
2394   { MV_TURNING_LEFT,                    "turning left"                  },
2395   { MV_TURNING_RIGHT,                   "turning right"                 },
2396   { MV_TURNING_LEFT_RIGHT,              "turning left, right"           },
2397   { MV_TURNING_RIGHT_LEFT,              "turning right, left"           },
2398   { MV_TURNING_RANDOM,                  "turning random"                },
2399   { MV_MAZE_RUNNER,                     "maze runner style"             },
2400   { MV_MAZE_HUNTER,                     "maze hunter style"             },
2401   { MV_WHEN_PUSHED,                     "when pushed"                   },
2402   { MV_WHEN_DROPPED,                    "when dropped/thrown"           },
2403
2404   { -1,                                 NULL                            }
2405 };
2406
2407 static struct ValueTextInfo options_move_direction[] =
2408 {
2409   { MV_START_AUTOMATIC,                 "automatic"                     },
2410   { MV_START_LEFT,                      "left"                          },
2411   { MV_START_RIGHT,                     "right"                         },
2412   { MV_START_UP,                        "up"                            },
2413   { MV_START_DOWN,                      "down"                          },
2414   { MV_START_RANDOM,                    "random"                        },
2415   { MV_START_PREVIOUS,                  "previous"                      },
2416
2417   { -1,                                 NULL                            }
2418 };
2419
2420 static struct ValueTextInfo options_move_stepsize[] =
2421 {
2422   { 0,                                  "not moving"                    },
2423   { 1,                                  "very slow"                     },
2424   { 2,                                  "slow"                          },
2425   { 4,                                  "normal"                        },
2426   { 8,                                  "fast"                          },
2427   { 16,                                 "very fast"                     },
2428   { 32,                                 "even faster"                   },
2429
2430   { -1,                                 NULL                            }
2431 };
2432
2433 static struct ValueTextInfo options_move_leave_type[] =
2434 {
2435   { LEAVE_TYPE_UNLIMITED,               "leave behind"                  },
2436   { LEAVE_TYPE_LIMITED,                 "change it to"                  },
2437
2438   { -1,                                 NULL                            }
2439 };
2440
2441 static struct ValueTextInfo options_smash_targets[] =
2442 {
2443   { EP_CAN_SMASH_PLAYER,                "player"                        },
2444 #if 0
2445   { EP_CAN_SMASH_ENEMIES,               "enemies"                       },
2446 #endif
2447   { EP_CAN_SMASH_EVERYTHING,            "everything"                    },
2448
2449   { -1,                                 NULL                            }
2450 };
2451
2452 static struct ValueTextInfo options_slippery_type[] =
2453 {
2454   { SLIPPERY_ANY_RANDOM,                "random"                        },
2455   { SLIPPERY_ANY_LEFT_RIGHT,            "left, right"                   },
2456   { SLIPPERY_ANY_RIGHT_LEFT,            "right, left"                   },
2457   { SLIPPERY_ONLY_LEFT,                 "only left"                     },
2458   { SLIPPERY_ONLY_RIGHT,                "only right"                    },
2459
2460   { -1,                                 NULL                            }
2461 };
2462
2463 static struct ValueTextInfo options_deadliness[] =
2464 {
2465   { EP_DONT_RUN_INTO,                   "running into"                  },
2466   { EP_DONT_COLLIDE_WITH,               "colliding with"                },
2467   { EP_DONT_GET_HIT_BY,                 "getting hit by"                },
2468   { EP_DONT_TOUCH,                      "touching"                      },
2469
2470   { -1,                                 NULL                            }
2471 };
2472
2473 static struct ValueTextInfo options_explosion_type[] =
2474 {
2475   { EXPLODES_3X3,                       "3x3"                           },
2476   { EXPLODES_CROSS,                     "3+3"                           },
2477   { EXPLODES_1X1,                       "1x1"                           },
2478
2479   { -1,                                 NULL                            }
2480 };
2481
2482 static struct ValueTextInfo options_time_units[] =
2483 {
2484   { 1,                                  "frames"                        },
2485   { FRAMES_PER_SECOND,                  "seconds"                       },
2486
2487   { -1,                                 NULL                            }
2488 };
2489
2490 static struct ValueTextInfo options_change_direct_action[] =
2491 {
2492   { CE_TOUCHED_BY_PLAYER,               "touched by player"             },
2493   { CE_PRESSED_BY_PLAYER,               "pressed by player"             },
2494   { CE_SWITCHED_BY_PLAYER,              "switched by player"            },
2495   { CE_SNAPPED_BY_PLAYER,               "snapped by player"             },
2496   { CE_PUSHED_BY_PLAYER,                "pushed by player"              },
2497   { CE_ENTERED_BY_PLAYER,               "entered by player"             },
2498   { CE_LEFT_BY_PLAYER,                  "left by player"                },
2499   { CE_DROPPED_BY_PLAYER,               "dropped/thrown by player"      },
2500   { CE_SWITCHED,                        "switched"                      },
2501   { CE_HITTING_SOMETHING,               "hitting something"             },
2502   { CE_HIT_BY_SOMETHING,                "hit by something"              },
2503 #if 0
2504   { CE_BLOCKED,                         "blocked"                       },
2505 #endif
2506   { CE_IMPACT,                          "impact (on something)"         },
2507   { CE_SMASHED,                         "smashed (from above)"          },
2508 #if 0
2509   { CE_VALUE_CHANGES,                   "CE value changes"              },
2510   { CE_SCORE_CHANGES,                   "CE score changes"              },
2511 #endif
2512   { CE_VALUE_GETS_ZERO,                 "CE value gets 0"               },
2513   { CE_SCORE_GETS_ZERO,                 "CE score gets 0"               },
2514   { CE_UNDEFINED,                       " "                             },
2515   { CE_HEADLINE_SPECIAL_EVENTS,         "[mouse events]"                },
2516   { CE_CLICKED_BY_MOUSE,                "clicked by mouse"              },
2517   { CE_PRESSED_BY_MOUSE,                "pressed by mouse"              },
2518   { CE_UNDEFINED,                       " "                             },
2519   { CE_HEADLINE_SPECIAL_EVENTS,         "[static states]"               },
2520   { CE_NEXT_TO_PLAYER,                  "next to player"                },
2521
2522   { -1,                                 NULL                            }
2523 };
2524
2525 static struct ValueTextInfo options_change_other_action[] =
2526 {
2527   { CE_PLAYER_TOUCHES_X,                "player touches"                },
2528   { CE_PLAYER_PRESSES_X,                "player presses"                },
2529   { CE_PLAYER_SWITCHES_X,               "player switches"               },
2530   { CE_PLAYER_SNAPS_X,                  "player snaps"                  },
2531   { CE_PLAYER_PUSHES_X,                 "player pushes"                 },
2532   { CE_PLAYER_ENTERS_X,                 "player enters"                 },
2533   { CE_PLAYER_LEAVES_X,                 "player leaves"                 },
2534   { CE_PLAYER_DIGS_X,                   "player digs"                   },
2535   { CE_PLAYER_COLLECTS_X,               "player collects"               },
2536   { CE_PLAYER_DROPS_X,                  "player drops/throws"           },
2537   { CE_TOUCHING_X,                      "touching"                      },
2538   { CE_HITTING_X,                       "hitting"                       },
2539   { CE_DIGGING_X,                       "digging"                       },
2540   { CE_HIT_BY_X,                        "hit by"                        },
2541   { CE_SWITCH_OF_X,                     "switch of"                     },
2542   { CE_CHANGE_OF_X,                     "change by page of"             },
2543   { CE_EXPLOSION_OF_X,                  "explosion of"                  },
2544   { CE_MOVE_OF_X,                       "move of"                       },
2545   { CE_CREATION_OF_X,                   "creation of"                   },
2546   { CE_VALUE_CHANGES_OF_X,              "CE value changes of"           },
2547   { CE_SCORE_CHANGES_OF_X,              "CE score changes of"           },
2548   { CE_VALUE_GETS_ZERO_OF_X,            "CE value gets 0 of"            },
2549   { CE_SCORE_GETS_ZERO_OF_X,            "CE score gets 0 of"            },
2550   { CE_UNDEFINED,                       " "                             },
2551   { CE_HEADLINE_SPECIAL_EVENTS,         "[mouse events]"                },
2552   { CE_MOUSE_CLICKED_ON_X,              "mouse clicked on"              },
2553   { CE_MOUSE_PRESSED_ON_X,              "mouse pressed on"              },
2554   { CE_UNDEFINED,                       " "                             },
2555   { CE_HEADLINE_SPECIAL_EVENTS,         "[static states]"               },
2556   { CE_PLAYER_NEXT_TO_X,                "player next to"                },
2557   { CE_NEXT_TO_X,                       "next to"                       },
2558
2559   { -1,                                 NULL                            }
2560 };
2561
2562 static struct ValueTextInfo options_change_trigger_side[] =
2563 {
2564   { CH_SIDE_LEFT,                       "left"                          },
2565   { CH_SIDE_RIGHT,                      "right"                         },
2566   { CH_SIDE_TOP,                        "top"                           },
2567   { CH_SIDE_BOTTOM,                     "bottom"                        },
2568   { CH_SIDE_LEFT_RIGHT,                 "left/right"                    },
2569   { CH_SIDE_TOP_BOTTOM,                 "top/bottom"                    },
2570   { CH_SIDE_ANY,                        "any"                           },
2571
2572   { -1,                                 NULL                            }
2573 };
2574
2575 static struct ValueTextInfo options_change_trigger_player[] =
2576 {
2577   { CH_PLAYER_1,                        "1"                             },
2578   { CH_PLAYER_2,                        "2"                             },
2579   { CH_PLAYER_3,                        "3"                             },
2580   { CH_PLAYER_4,                        "4"                             },
2581   { CH_PLAYER_ANY,                      "any"                           },
2582
2583   { -1,                                 NULL                            }
2584 };
2585
2586 static struct ValueTextInfo options_change_trigger_page[] =
2587 {
2588   { (1u << 0),                          "1"                             },
2589   { (1u << 1),                          "2"                             },
2590   { (1u << 2),                          "3"                             },
2591   { (1u << 3),                          "4"                             },
2592   { (1u << 4),                          "5"                             },
2593   { (1u << 5),                          "6"                             },
2594   { (1u << 6),                          "7"                             },
2595   { (1u << 7),                          "8"                             },
2596   { (1u << 8),                          "9"                             },
2597   { (1u << 9),                          "10"                            },
2598   { (1u << 10),                         "11"                            },
2599   { (1u << 11),                         "12"                            },
2600   { (1u << 12),                         "13"                            },
2601   { (1u << 13),                         "14"                            },
2602   { (1u << 14),                         "15"                            },
2603   { (1u << 15),                         "16"                            },
2604   { (1u << 16),                         "17"                            },
2605   { (1u << 17),                         "18"                            },
2606   { (1u << 18),                         "19"                            },
2607   { (1u << 19),                         "20"                            },
2608   { (1u << 20),                         "21"                            },
2609   { (1u << 21),                         "22"                            },
2610   { (1u << 22),                         "23"                            },
2611   { (1u << 23),                         "24"                            },
2612   { (1u << 24),                         "25"                            },
2613   { (1u << 25),                         "26"                            },
2614   { (1u << 26),                         "27"                            },
2615   { (1u << 27),                         "28"                            },
2616   { (1u << 28),                         "29"                            },
2617   { (1u << 29),                         "30"                            },
2618   { (1u << 30),                         "31"                            },
2619   { (1u << 31),                         "32"                            },
2620   { CH_PAGE_ANY,                        "any"                           },
2621
2622   { -1,                                 NULL                            }
2623 };
2624
2625 static struct ValueTextInfo options_change_replace_when[] =
2626 {
2627   { CP_WHEN_EMPTY,                      "empty"                         },
2628   { CP_WHEN_WALKABLE,                   "walkable"                      },
2629   { CP_WHEN_DIGGABLE,                   "diggable"                      },
2630   { CP_WHEN_COLLECTIBLE,                "collectible"                   },
2631   { CP_WHEN_REMOVABLE,                  "removable"                     },
2632   { CP_WHEN_DESTRUCTIBLE,               "destructible"                  },
2633
2634   { -1,                                 NULL                            }
2635 };
2636
2637 static struct ValueTextInfo options_action_type[] =
2638 {
2639   { CA_NO_ACTION,                       "no action"                     },
2640   { CA_UNDEFINED,                       " "                             },
2641   { CA_HEADLINE_LEVEL_ACTIONS,          "[level]"                       },
2642   { CA_RESTART_LEVEL,                   "restart level"                 },
2643   { CA_SHOW_ENVELOPE,                   "show envelope"                 },
2644   { CA_SET_LEVEL_TIME,                  "set time"                      },
2645   { CA_SET_LEVEL_SCORE,                 "set score"                     },
2646   { CA_SET_LEVEL_GEMS,                  "set gems"                      },
2647   { CA_SET_LEVEL_WIND,                  "set wind dir."                 },
2648   { CA_SET_LEVEL_RANDOM_SEED,           "set random seed"               },
2649   { CA_UNDEFINED,                       " "                             },
2650   { CA_HEADLINE_PLAYER_ACTIONS,         "[player]"                      },
2651   { CA_MOVE_PLAYER,                     "move player"                   },
2652   { CA_MOVE_PLAYER_NEW,                 "move player new"               },
2653   { CA_EXIT_PLAYER,                     "exit player"                   },
2654   { CA_KILL_PLAYER,                     "kill player"                   },
2655   { CA_SET_PLAYER_KEYS,                 "set keys"                      },
2656   { CA_SET_PLAYER_SPEED,                "set speed"                     },
2657   { CA_SET_PLAYER_SHIELD,               "set shield"                    },
2658   { CA_SET_PLAYER_GRAVITY,              "set gravity"                   },
2659   { CA_SET_PLAYER_ARTWORK,              "set artwork"                   },
2660   { CA_SET_PLAYER_INVENTORY,            "set inventory"                 },
2661   { CA_UNDEFINED,                       " "                             },
2662   { CA_HEADLINE_CE_ACTIONS,             "[CE]"                          },
2663   { CA_SET_CE_VALUE,                    "set CE value"                  },
2664   { CA_SET_CE_SCORE,                    "set CE score"                  },
2665   { CA_SET_CE_ARTWORK,                  "set CE artwork"                },
2666   { CA_UNDEFINED,                       " "                             },
2667   { CA_HEADLINE_ENGINE_ACTIONS,         "[engine]"                      },
2668   { CA_SET_ENGINE_SCAN_MODE,            "set scan mode"                 },
2669
2670   { -1,                                 NULL                            }
2671 };
2672
2673 static struct ValueTextInfo options_action_mode_none[] =
2674 {
2675   { CA_MODE_UNDEFINED,                  " "                             },
2676
2677   { -1,                                 NULL                            }
2678 };
2679
2680 static struct ValueTextInfo options_action_mode_assign[] =
2681 {
2682   { CA_MODE_SET,                        "="                             },
2683
2684   { -1,                                 NULL                            }
2685 };
2686
2687 static struct ValueTextInfo options_action_mode_add_remove[] =
2688 {
2689   { CA_MODE_ADD,                        "+"                             },
2690   { CA_MODE_SUBTRACT,                   "-"                             },
2691
2692   { -1,                                 NULL                            }
2693 };
2694
2695 static struct ValueTextInfo options_action_mode_calculate[] =
2696 {
2697   { CA_MODE_SET,                        "="                             },
2698   { CA_MODE_ADD,                        "+"                             },
2699   { CA_MODE_SUBTRACT,                   "-"                             },
2700   { CA_MODE_MULTIPLY,                   "*"                             },
2701   { CA_MODE_DIVIDE,                     "/"                             },
2702   { CA_MODE_MODULO,                     "%"                             },
2703
2704   { -1,                                 NULL                            }
2705 };
2706
2707 static struct ValueTextInfo options_action_arg_none[] =
2708 {
2709   { CA_ARG_UNDEFINED,                   "         "                     },
2710
2711   { -1,                                 NULL                            }
2712 };
2713
2714 static struct ValueTextInfo options_action_arg_player[] =
2715 {
2716   { CA_ARG_PLAYER_HEADLINE,             "[player]"                      },
2717   { CA_ARG_PLAYER_1,                    "1"                             },
2718   { CA_ARG_PLAYER_2,                    "2"                             },
2719   { CA_ARG_PLAYER_3,                    "3"                             },
2720   { CA_ARG_PLAYER_4,                    "4"                             },
2721   { CA_ARG_PLAYER_ANY,                  "any"                           },
2722   { CA_ARG_PLAYER_TRIGGER,              "trigger"                       },
2723   { CA_ARG_PLAYER_ACTION,               "action ->"                     },
2724
2725   { -1,                                 NULL                            }
2726 };
2727
2728 static struct ValueTextInfo options_action_arg_number[] =
2729 {
2730   { CA_ARG_NUMBER_HEADLINE,             "[number]"                      },
2731   { CA_ARG_0,                           "0"                             },
2732   { CA_ARG_1,                           "1"                             },
2733   { CA_ARG_2,                           "2"                             },
2734   { CA_ARG_3,                           "3"                             },
2735   { CA_ARG_4,                           "4"                             },
2736   { CA_ARG_5,                           "5"                             },
2737   { CA_ARG_10,                          "10"                            },
2738   { CA_ARG_100,                         "100"                           },
2739   { CA_ARG_1000,                        "1000"                          },
2740   { CA_ARG_UNDEFINED,                   " "                             },
2741   { CA_ARG_NUMBER_MIN,                  "min"                           },
2742   { CA_ARG_NUMBER_MAX,                  "max"                           },
2743   { CA_ARG_UNDEFINED,                   " "                             },
2744   { CA_ARG_NUMBER_RESET,                "reset"                         },
2745   { CA_ARG_UNDEFINED,                   " "                             },
2746   { CA_ARG_NUMBER_CE_VALUE,             "CE value"                      },
2747   { CA_ARG_NUMBER_CE_SCORE,             "CE score"                      },
2748   { CA_ARG_NUMBER_CE_DELAY,             "CE delay"                      },
2749   { CA_ARG_UNDEFINED,                   " "                             },
2750   { CA_ARG_NUMBER_LEVEL_TIME,           "time"                          },
2751   { CA_ARG_NUMBER_LEVEL_GEMS,           "gems"                          },
2752   { CA_ARG_NUMBER_LEVEL_SCORE,          "score"                         },
2753   { CA_ARG_UNDEFINED,                   " "                             },
2754   { CA_ARG_ELEMENT_CV_HEADLINE,         "[CE value]"                    },
2755   { CA_ARG_ELEMENT_CV_TARGET,           "target"                        },
2756   { CA_ARG_ELEMENT_CV_TRIGGER,          "trigger"                       },
2757   { CA_ARG_ELEMENT_CV_ACTION,           "action ->"                     },
2758   { CA_ARG_UNDEFINED,                   " "                             },
2759   { CA_ARG_ELEMENT_CS_HEADLINE,         "[CE score]"                    },
2760   { CA_ARG_ELEMENT_CS_TARGET,           "target"                        },
2761   { CA_ARG_ELEMENT_CS_TRIGGER,          "trigger"                       },
2762   { CA_ARG_ELEMENT_CS_ACTION,           "action ->"                     },
2763
2764   { -1,                                 NULL                            }
2765 };
2766
2767 static struct ValueTextInfo options_action_arg_value[] =
2768 {
2769   { CA_ARG_NUMBER_HEADLINE,             "[number]"                      },
2770   { CA_ARG_0,                           "0"                             },
2771   { CA_ARG_1,                           "1"                             },
2772   { CA_ARG_2,                           "2"                             },
2773   { CA_ARG_3,                           "3"                             },
2774   { CA_ARG_4,                           "4"                             },
2775   { CA_ARG_5,                           "5"                             },
2776   { CA_ARG_10,                          "10"                            },
2777   { CA_ARG_100,                         "100"                           },
2778   { CA_ARG_1000,                        "1000"                          },
2779   { CA_ARG_UNDEFINED,                   " "                             },
2780   { CA_ARG_NUMBER_MIN,                  "min"                           },
2781   { CA_ARG_NUMBER_MAX,                  "max"                           },
2782   { CA_ARG_UNDEFINED,                   " "                             },
2783   { CA_ARG_NUMBER_RESET,                "reset"                         },
2784   { CA_ARG_UNDEFINED,                   " "                             },
2785   { CA_ARG_NUMBER_CE_VALUE,             "CE value"                      },
2786   { CA_ARG_NUMBER_CE_SCORE,             "CE score"                      },
2787   { CA_ARG_NUMBER_CE_DELAY,             "CE delay"                      },
2788   { CA_ARG_UNDEFINED,                   " "                             },
2789   { CA_ARG_NUMBER_LEVEL_TIME,           "time"                          },
2790   { CA_ARG_NUMBER_LEVEL_GEMS,           "gems"                          },
2791   { CA_ARG_NUMBER_LEVEL_SCORE,          "score"                         },
2792   { CA_ARG_UNDEFINED,                   " "                             },
2793   { CA_ARG_ELEMENT_CV_HEADLINE,         "[CE value]"                    },
2794   { CA_ARG_ELEMENT_CV_TARGET,           "target"                        },
2795   { CA_ARG_ELEMENT_CV_TRIGGER,          "trigger"                       },
2796   { CA_ARG_ELEMENT_CV_ACTION,           "action ->"                     },
2797   { CA_ARG_UNDEFINED,                   " "                             },
2798   { CA_ARG_ELEMENT_CS_HEADLINE,         "[CE score]"                    },
2799   { CA_ARG_ELEMENT_CS_TARGET,           "target"                        },
2800   { CA_ARG_ELEMENT_CS_TRIGGER,          "trigger"                       },
2801   { CA_ARG_ELEMENT_CS_ACTION,           "action ->"                     },
2802   { CA_ARG_UNDEFINED,                   " "                             },
2803   { CA_ARG_ELEMENT_NR_HEADLINE,         "[element]"                     },
2804   { CA_ARG_ELEMENT_NR_TARGET,           "target"                        },
2805   { CA_ARG_ELEMENT_NR_TRIGGER,          "trigger"                       },
2806   { CA_ARG_ELEMENT_NR_ACTION,           "action ->"                     },
2807
2808   { -1,                                 NULL                            }
2809 };
2810
2811 static struct ValueTextInfo options_action_arg_envelope[] =
2812 {
2813   { CA_ARG_NUMBER_HEADLINE,             "[number]"                      },
2814   { CA_ARG_1,                           "1"                             },
2815   { CA_ARG_2,                           "2"                             },
2816   { CA_ARG_3,                           "3"                             },
2817   { CA_ARG_4,                           "4"                             },
2818   { CA_ARG_UNDEFINED,                   " "                             },
2819   { CA_ARG_ELEMENT_HEADLINE,            "[element]"                     },
2820   { CA_ARG_ELEMENT_TARGET,              "target"                        },
2821   { CA_ARG_ELEMENT_TRIGGER,             "trigger"                       },
2822   { CA_ARG_ELEMENT_ACTION,              "action ->"                     },
2823
2824   { -1,                                 NULL                            }
2825 };
2826
2827 static struct ValueTextInfo options_action_arg_key[] =
2828 {
2829   { CA_ARG_NUMBER_HEADLINE,             "[number]"                      },
2830   { CA_ARG_1,                           "1"                             },
2831   { CA_ARG_2,                           "2"                             },
2832   { CA_ARG_3,                           "3"                             },
2833   { CA_ARG_4,                           "4"                             },
2834   { CA_ARG_5,                           "5"                             },
2835   { CA_ARG_6,                           "6"                             },
2836   { CA_ARG_7,                           "7"                             },
2837   { CA_ARG_8,                           "8"                             },
2838   { CA_ARG_UNDEFINED,                   " "                             },
2839   { CA_ARG_ELEMENT_HEADLINE,            "[element]"                     },
2840   { CA_ARG_ELEMENT_TARGET,              "target"                        },
2841   { CA_ARG_ELEMENT_TRIGGER,             "trigger"                       },
2842   { CA_ARG_ELEMENT_ACTION,              "action ->"                     },
2843
2844   { -1,                                 NULL                            }
2845 };
2846
2847 static struct ValueTextInfo options_action_arg_speed[] =
2848 {
2849   { CA_ARG_SPEED_HEADLINE,              "[speed]"                       },
2850   { CA_ARG_SPEED_NOT_MOVING,            "frozen"                        },
2851   { CA_ARG_SPEED_VERY_SLOW,             "very slow"                     },
2852   { CA_ARG_SPEED_SLOW,                  "slow"                          },
2853   { CA_ARG_SPEED_NORMAL,                "normal"                        },
2854   { CA_ARG_SPEED_FAST,                  "fast"                          },
2855   { CA_ARG_SPEED_VERY_FAST,             "very fast"                     },
2856   { CA_ARG_SPEED_EVEN_FASTER,           "ultrafast"                     },
2857   { CA_ARG_UNDEFINED,                   " "                             },
2858   { CA_ARG_SPEED_SLOWER,                "slower"                        },
2859   { CA_ARG_SPEED_FASTER,                "faster"                        },
2860   { CA_ARG_UNDEFINED,                   " "                             },
2861   { CA_ARG_SPEED_RESET,                 "reset"                         },
2862
2863   { -1,                                 NULL                            }
2864 };
2865
2866 static struct ValueTextInfo options_action_arg_shield[] =
2867 {
2868   { CA_ARG_SHIELD_HEADLINE,             "[shield]"                      },
2869   { CA_ARG_SHIELD_OFF,                  "off"                           },
2870   { CA_ARG_SHIELD_NORMAL,               "normal"                        },
2871   { CA_ARG_SHIELD_DEADLY,               "deadly"                        },
2872
2873   { -1,                                 NULL                            }
2874 };
2875
2876 static struct ValueTextInfo options_action_arg_artwork[] =
2877 {
2878   { CA_ARG_ELEMENT_HEADLINE,            "[element]"                     },
2879   { CA_ARG_ELEMENT_TARGET,              "target"                        },
2880   { CA_ARG_ELEMENT_TRIGGER,             "trigger"                       },
2881   { CA_ARG_ELEMENT_ACTION,              "action ->"                     },
2882   { CA_ARG_UNDEFINED,                   " "                             },
2883   { CA_ARG_ELEMENT_RESET,               "reset"                         },
2884
2885   { -1,                                 NULL                            }
2886 };
2887
2888 static struct ValueTextInfo options_action_arg_gravity[] =
2889 {
2890   { CA_ARG_GRAVITY_HEADLINE,            "[gravity]"                     },
2891   { CA_ARG_GRAVITY_ON,                  "on"                            },
2892   { CA_ARG_GRAVITY_OFF,                 "off"                           },
2893   { CA_ARG_GRAVITY_TOGGLE,              "toggle"                        },
2894
2895   { -1,                                 NULL                            }
2896 };
2897
2898 static struct ValueTextInfo options_action_arg_direction[] =
2899 {
2900   { CA_ARG_DIRECTION_HEADLINE,          "[dir.]"                        },
2901   { CA_ARG_DIRECTION_NONE,              "none"                          },
2902   { CA_ARG_DIRECTION_LEFT,              "left"                          },
2903   { CA_ARG_DIRECTION_RIGHT,             "right"                         },
2904   { CA_ARG_DIRECTION_UP,                "up"                            },
2905   { CA_ARG_DIRECTION_DOWN,              "down"                          },
2906   { CA_ARG_DIRECTION_TRIGGER,           "trigger"                       },
2907   { CA_ARG_DIRECTION_TRIGGER_BACK,      "-trigger"                      },
2908
2909   { -1,                                 NULL                            }
2910 };
2911
2912 static struct ValueTextInfo options_action_arg_scan_mode[] =
2913 {
2914   { CA_ARG_SCAN_MODE_HEADLINE,          "[mode]"                        },
2915   { CA_ARG_SCAN_MODE_NORMAL,            "normal"                        },
2916   { CA_ARG_SCAN_MODE_REVERSE,           "reverse"                       },
2917
2918   { -1,                                 NULL                            }
2919 };
2920
2921 static struct ValueTextInfo options_action_arg_inventory[] =
2922 {
2923   { CA_ARG_INVENTORY_HEADLINE,          "[add]"                         },
2924   { CA_ARG_ELEMENT_TARGET,              "+ target"                      },
2925   { CA_ARG_ELEMENT_TRIGGER,             "+ trigger"                     },
2926   { CA_ARG_ELEMENT_ACTION,              "+ action"                      },
2927   { CA_ARG_UNDEFINED,                   " "                             },
2928   { CA_ARG_INVENTORY_RM_HEADLINE,       "[remove]"                      },
2929   { CA_ARG_INVENTORY_RM_TARGET,         "- target"                      },
2930   { CA_ARG_INVENTORY_RM_TRIGGER,        "- trigger"                     },
2931   { CA_ARG_INVENTORY_RM_ACTION,         "- action"                      },
2932   { CA_ARG_INVENTORY_RM_FIRST,          "- first"                       },
2933   { CA_ARG_INVENTORY_RM_LAST,           "- last"                        },
2934   { CA_ARG_INVENTORY_RM_ALL,            "- all"                         },
2935   { CA_ARG_UNDEFINED,                   " "                             },
2936   { CA_ARG_INVENTORY_RESET,             "reset"                         },
2937
2938   { -1,                                 NULL                            }
2939 };
2940
2941 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
2942 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
2943 {
2944   { -1,                                 NULL                            }
2945 };
2946
2947 static struct ValueTextInfo options_group_choice_mode[] =
2948 {
2949   { ANIM_RANDOM,                        "random"                        },
2950   { ANIM_LOOP,                          "loop"                          },
2951   { ANIM_LINEAR,                        "linear"                        },
2952   { ANIM_PINGPONG,                      "pingpong"                      },
2953   { ANIM_PINGPONG2,                     "pingpong 2"                    },
2954   { ANIM_LEVEL_NR,                      "level number"                  },
2955
2956   { -1,                                 NULL                            }
2957 };
2958
2959 static struct ValueTextInfo options_bd_scheduling_type[] =
2960 {
2961   { GD_SCHEDULING_MILLISECONDS,         "Milliseconds"                  },
2962   { GD_SCHEDULING_BD1,                  "BD1"                           },
2963   { GD_SCHEDULING_BD2,                  "BD2"                           },
2964   { GD_SCHEDULING_PLCK,                 "Construction Kit"              },
2965   { GD_SCHEDULING_CRDR,                 "Crazy Dream 7"                 },
2966   { GD_SCHEDULING_BD1_ATARI,            "Atari BD1"                     },
2967   { GD_SCHEDULING_BD2_PLCK_ATARI,       "Atari BD2 / PLCK"              },
2968
2969   { -1,                                   NULL                          }
2970 };
2971
2972 static struct ValueTextInfo options_bd_color_type[] =
2973 {
2974   { GD_COLOR_TYPE_RGB,                  "RGB colors"                    },
2975   { GD_COLOR_TYPE_C64,                  "C64 colors"                    },
2976   { GD_COLOR_TYPE_C64DTV,               "C64DTV colors"                 },
2977   { GD_COLOR_TYPE_ATARI,                "Atari colors"                  },
2978
2979   { -1,                                   NULL                          }
2980 };
2981
2982 static struct ValueTextInfo options_bd_color_c64_name[] =
2983 {
2984   { GD_COLOR_INDEX_BLACK,               "Black"                         },
2985   { GD_COLOR_INDEX_WHITE,               "White"                         },
2986   { GD_COLOR_INDEX_RED,                 "Red"                           },
2987   { GD_COLOR_INDEX_CYAN,                "Cyan"                          },
2988   { GD_COLOR_INDEX_PURPLE,              "Purple"                        },
2989   { GD_COLOR_INDEX_GREEN,               "Green"                         },
2990   { GD_COLOR_INDEX_BLUE,                "Blue"                          },
2991   { GD_COLOR_INDEX_YELLOW,              "Yellow"                        },
2992   { GD_COLOR_INDEX_ORANGE,              "Orange"                        },
2993   { GD_COLOR_INDEX_BROWN,               "Brown"                         },
2994   { GD_COLOR_INDEX_LIGHTRED,            "Light red"                     },
2995   { GD_COLOR_INDEX_GRAY1,               "Dark gray"                     },
2996   { GD_COLOR_INDEX_GRAY2,               "Gray"                          },
2997   { GD_COLOR_INDEX_LIGHTGREEN,          "Light green"                   },
2998   { GD_COLOR_INDEX_LIGHTBLUE,           "Light blue"                    },
2999   { GD_COLOR_INDEX_GRAY3,               "Light gray"                    },
3000
3001   { -1,                                   NULL                          }
3002 };
3003
3004 static struct ValueTextInfo *action_arg_modes[] =
3005 {
3006   options_action_mode_none,
3007   options_action_mode_assign,
3008   options_action_mode_add_remove,
3009   options_action_mode_calculate,
3010 };
3011
3012 static struct
3013 {
3014   int value;
3015   int mode;
3016   struct ValueTextInfo *options;
3017 }
3018 action_arg_options[] =
3019 {
3020   { CA_NO_ACTION,               0,      options_action_arg_none,        },
3021   { CA_EXIT_PLAYER,             0,      options_action_arg_player,      },
3022   { CA_KILL_PLAYER,             0,      options_action_arg_player,      },
3023   { CA_MOVE_PLAYER,             0,      options_action_arg_direction,   },
3024   { CA_MOVE_PLAYER_NEW,         0,      options_action_arg_direction,   },
3025   { CA_RESTART_LEVEL,           0,      options_action_arg_none,        },
3026   { CA_SHOW_ENVELOPE,           0,      options_action_arg_envelope,    },
3027   { CA_SET_LEVEL_TIME,          3,      options_action_arg_number,      },
3028   { CA_SET_LEVEL_GEMS,          3,      options_action_arg_number,      },
3029   { CA_SET_LEVEL_SCORE,         3,      options_action_arg_number,      },
3030   { CA_SET_LEVEL_WIND,          1,      options_action_arg_direction,   },
3031   { CA_SET_LEVEL_RANDOM_SEED,   1,      options_action_arg_number,      },
3032   { CA_SET_PLAYER_KEYS,         2,      options_action_arg_key,         },
3033   { CA_SET_PLAYER_SPEED,        1,      options_action_arg_speed,       },
3034   { CA_SET_PLAYER_SHIELD,       1,      options_action_arg_shield,      },
3035   { CA_SET_PLAYER_GRAVITY,      1,      options_action_arg_gravity,     },
3036   { CA_SET_PLAYER_ARTWORK,      1,      options_action_arg_artwork,     },
3037   { CA_SET_PLAYER_INVENTORY,    0,      options_action_arg_inventory,   },
3038   { CA_SET_CE_VALUE,            3,      options_action_arg_value,       },
3039   { CA_SET_CE_SCORE,            3,      options_action_arg_value,       },
3040   { CA_SET_CE_ARTWORK,          1,      options_action_arg_artwork,     },
3041   { CA_SET_ENGINE_SCAN_MODE,    1,      options_action_arg_scan_mode,   },
3042
3043   { -1,                         FALSE,  NULL                            }
3044 };
3045
3046 static struct
3047 {
3048   int gadget_type_id;
3049   int x, y;
3050   int gadget_id;
3051   int gadget_id_align;
3052   int size;     // char size of selectbox or '-1' (dynamically determined)
3053   struct ValueTextInfo *options;
3054   int *value;
3055   char *text_above, *text_left, *text_right, *infotext;
3056 } selectbox_info[ED_NUM_SELECTBOX] =
3057 {
3058   // ---------- level and editor settings -------------------------------------
3059
3060   {
3061     ED_SELECTBOX_ID_TIME_OR_STEPS,
3062     -1,                                         ED_LEVEL_SETTINGS_YPOS(8),
3063     GADGET_ID_TIME_OR_STEPS,                    GADGET_ID_LEVEL_TIMELIMIT_UP,
3064     -1,
3065     options_time_or_steps,
3066     &level.use_step_counter,
3067     NULL, NULL, "(0 => no limit)",              "Select time or step limit"
3068   },
3069   {
3070     ED_SELECTBOX_ID_TIME_SCORE_BASE,
3071     -1,                                         ED_LEVEL_SETTINGS_YPOS(10),
3072     GADGET_ID_TIME_SCORE_BASE,                  GADGET_ID_LEVEL_TIMESCORE_UP,
3073     -1,
3074     options_time_score_base,
3075     &level.time_score_base,
3076     NULL, NULL, NULL,                           "Select time score for 1 or 10 seconds/steps"
3077   },
3078   {
3079     ED_SELECTBOX_ID_GAME_ENGINE_TYPE,
3080     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(12),
3081     GADGET_ID_GAME_ENGINE_TYPE,                 GADGET_ID_NONE,
3082     -1,
3083     options_game_engine_type,
3084     &level.game_engine_type,
3085     NULL, "Game engine:", NULL,                 "Select game engine"
3086   },
3087   {
3088     ED_SELECTBOX_ID_LEVELSET_SAVE_MODE,
3089     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(10),
3090     GADGET_ID_LEVELSET_SAVE_MODE,               GADGET_ID_NONE,
3091     -1,
3092     options_levelset_save_mode,
3093     &levelset_save_mode,
3094     "Action:", NULL, NULL,                      "Select action when saving level set"
3095   },
3096
3097   // ---------- engine settings: config ---------------------------------------
3098
3099   {
3100     ED_SELECTBOX_ID_BD_SCHEDULING_TYPE,
3101     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(1),
3102     GADGET_ID_BD_SCHEDULING_TYPE,               GADGET_ID_NONE,
3103     -1,
3104     options_bd_scheduling_type,
3105     &level.bd_scheduling_type,
3106     NULL, "Scheduling type:", NULL,             "Select level timing"
3107   },
3108
3109   // ---------- engine settings: colors ---------------------------------------
3110
3111   {
3112     ED_SELECTBOX_ID_BD_COLOR_TYPE,
3113     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(0),
3114     GADGET_ID_BD_COLOR_TYPE,                    GADGET_ID_NONE,
3115     -1,
3116     options_bd_color_type,
3117     &level.bd_color_type,
3118     "Boulder Dash level colors:",
3119     "Color palette type:", NULL,                "Select color palette type"
3120   },
3121   {
3122     ED_SELECTBOX_ID_BD_COLOR_C64_B,
3123     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(1),
3124     GADGET_ID_BD_COLOR_C64_B,                   GADGET_ID_NONE,
3125     -1,
3126     options_bd_color_c64_name,
3127     &bd_color_c64[0],
3128     NULL, "Border color:      ", NULL,          "Select border color (not used)"
3129   },
3130   {
3131     ED_SELECTBOX_ID_BD_COLOR_C64_0,
3132     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(2),
3133     GADGET_ID_BD_COLOR_C64_0,                   GADGET_ID_NONE,
3134     -1,
3135     options_bd_color_c64_name,
3136     &bd_color_c64[1],
3137     NULL, "Background color:  ", NULL,          "Select background color (C64 graphics)"
3138   },
3139   {
3140     ED_SELECTBOX_ID_BD_COLOR_C64_1,
3141     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(3),
3142     GADGET_ID_BD_COLOR_C64_1,                   GADGET_ID_NONE,
3143     -1,
3144     options_bd_color_c64_name,
3145     &bd_color_c64[2],
3146     NULL, "Sand color:        ", NULL,          "Select sand color (C64 graphics)"
3147   },
3148   {
3149     ED_SELECTBOX_ID_BD_COLOR_C64_2,
3150     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(4),
3151     GADGET_ID_BD_COLOR_C64_2,                   GADGET_ID_NONE,
3152     -1,
3153     options_bd_color_c64_name,
3154     &bd_color_c64[3],
3155     NULL, "Steel wall color:  ", NULL,          "Select steel wall color (C64 graphics)"
3156   },
3157   {
3158     ED_SELECTBOX_ID_BD_COLOR_C64_3,
3159     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(5),
3160     GADGET_ID_BD_COLOR_C64_3,                   GADGET_ID_NONE,
3161     -1,
3162     options_bd_color_c64_name,
3163     &bd_color_c64[4],
3164     NULL, "Wall color:        ", NULL,          "Select wall color (C64 graphics)"
3165   },
3166   {
3167     ED_SELECTBOX_ID_BD_COLOR_C64_4,
3168     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(6),
3169     GADGET_ID_BD_COLOR_C64_4,                   GADGET_ID_NONE,
3170     -1,
3171     options_bd_color_c64_name,
3172     &bd_color_c64[5],
3173     NULL, "Amoeba color:      ", NULL,          "Select amoeba color (C64 graphics)"
3174   },
3175   {
3176     ED_SELECTBOX_ID_BD_COLOR_C64_5,
3177     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(7),
3178     GADGET_ID_BD_COLOR_C64_5,                   GADGET_ID_NONE,
3179     -1,
3180     options_bd_color_c64_name,
3181     &bd_color_c64[6],
3182     NULL, "Slime color:       ", NULL,          "Select slime color (C64 graphics)"
3183   },
3184
3185   // ---------- element settings: configure (several elements) ----------------
3186
3187   {
3188     ED_SELECTBOX_ID_WIND_DIRECTION,
3189     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
3190     GADGET_ID_WIND_DIRECTION,                   GADGET_ID_NONE,
3191     -1,
3192     options_wind_direction,
3193     &level.wind_direction_initial,
3194     NULL, "Initial wind direction:", NULL,      "Select initial wind direction"
3195   },
3196   {
3197     ED_SELECTBOX_ID_PLAYER_SPEED,
3198     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(7),
3199     GADGET_ID_PLAYER_SPEED,                     GADGET_ID_NONE,
3200     -1,
3201     options_player_speed,
3202     &level.initial_player_stepsize[0],
3203     NULL, "Initial player speed:", NULL,        "Select initial player speed"
3204   },
3205   {
3206     ED_SELECTBOX_ID_BD_GRAVITY_DIRECTION,
3207     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
3208     GADGET_ID_BD_GRAVITY_DIRECTION,             GADGET_ID_NONE,
3209     -1,
3210     options_bd_gravity_direction,
3211     &level.bd_gravity_direction,
3212     NULL, "Gravity direction:", NULL,           "Select initial gravity direction"
3213   },
3214   {
3215     ED_SELECTBOX_ID_MM_BALL_CHOICE_MODE,
3216     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(4),
3217     GADGET_ID_MM_BALL_CHOICE_MODE,              GADGET_ID_NONE,
3218     -1,
3219     options_group_choice_mode,
3220     &level.mm_ball_choice_mode,
3221     NULL, "Choice type:", NULL,                 "Select type of content choice"
3222   },
3223
3224   // ---------- element settings: configure 1 (custom elements) ---------------
3225
3226   {
3227     ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE,
3228     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(2),
3229     GADGET_ID_CUSTOM_ACCESS_TYPE,               GADGET_ID_NONE,
3230     -1,
3231     options_access_type,
3232     &custom_element.access_type,
3233     NULL, NULL, NULL,                           "Select type of access to this field"
3234   },
3235   {
3236     ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER,
3237     -1,                                         ED_ELEMENT_SETTINGS_YPOS(2),
3238     GADGET_ID_CUSTOM_ACCESS_LAYER,              GADGET_ID_CUSTOM_ACCESS_TYPE,
3239     -1,
3240     options_access_layer,
3241     &custom_element.access_layer,
3242     NULL, NULL, NULL,                           "Select layer of access for this field"
3243   },
3244   {
3245     ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED,
3246     -1,                                         ED_ELEMENT_SETTINGS_YPOS(2),
3247     GADGET_ID_CUSTOM_ACCESS_PROTECTED,          GADGET_ID_CUSTOM_ACCESS_LAYER,
3248     -1,
3249     options_access_protected,
3250     &custom_element.access_protected,
3251     NULL, NULL, NULL,                           "Select protected access for this field"
3252   },
3253   {
3254     ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION,
3255     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(3),
3256     GADGET_ID_CUSTOM_ACCESS_DIRECTION,          GADGET_ID_NONE,
3257     -1,
3258     options_access_direction,
3259     &custom_element.access_direction,
3260     NULL, "from", NULL,                         "Select access direction for this field"
3261   },
3262   {
3263     ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION,
3264     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(4),
3265     GADGET_ID_CUSTOM_WALK_TO_ACTION,            GADGET_ID_NONE,
3266     -1,
3267     options_walk_to_action,
3268     &custom_element.walk_to_action,
3269     NULL, NULL, NULL,                           "Select diggable/collectible/pushable"
3270   },
3271
3272   // ---------- element settings: configure 2 (custom elements) ---------------
3273
3274   {
3275     ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN,
3276     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(1),
3277     GADGET_ID_CUSTOM_MOVE_PATTERN,              GADGET_ID_NONE,
3278     -1,
3279     options_move_pattern,
3280     &custom_element.move_pattern,
3281     NULL, "Can move", NULL,                     "Select element move pattern"
3282   },
3283   {
3284     ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION,
3285     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(2),
3286     GADGET_ID_CUSTOM_MOVE_DIRECTION,            GADGET_ID_NONE,
3287     -1,
3288     options_move_direction,
3289     &custom_element.move_direction_initial,
3290     NULL, "Starts moving", NULL,                "Select initial element move direction"
3291   },
3292   {
3293     ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE,
3294     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(4),
3295     GADGET_ID_CUSTOM_MOVE_STEPSIZE,             GADGET_ID_NONE,
3296     -1,
3297     options_move_stepsize,
3298     &custom_element.move_stepsize,
3299     NULL, "Move/fall speed", NULL,              "Select speed of element movement"
3300   },
3301   {
3302     ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE,
3303     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(3),
3304     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,           GADGET_ID_NONE,
3305     -1,
3306     options_move_leave_type,
3307     &custom_element.move_leave_type,
3308     // left text with leading spaces to place gadget next to "can dig" gadget
3309     // (needed because drawing area gadgets created after selectbox gadgets)
3310     // NULL, "can dig:    can", ":",            "leave behind or change element"
3311     NULL, "            Can", ":",               "Select leave behind or change element"
3312   },
3313   {
3314     ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS,
3315     -1,                                         ED_ELEMENT_SETTINGS_YPOS(8),
3316     GADGET_ID_CUSTOM_SMASH_TARGETS,             GADGET_ID_CUSTOM_CAN_SMASH,
3317     -1,
3318     options_smash_targets,
3319     &custom_element.smash_targets,
3320     NULL, "Can smash", NULL,                    "Select elements that can be smashed"
3321   },
3322   {
3323     ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE,
3324     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(9),
3325     GADGET_ID_CUSTOM_SLIPPERY_TYPE,             GADGET_ID_NONE,
3326     -1,
3327     options_slippery_type,
3328     &custom_element.slippery_type,
3329     NULL, "Slippery", NULL,                     "Select where other elements fall down"
3330   },
3331   {
3332     ED_SELECTBOX_ID_CUSTOM_DEADLINESS,
3333     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(10),
3334     GADGET_ID_CUSTOM_DEADLINESS,                GADGET_ID_NONE,
3335     -1,
3336     options_deadliness,
3337     &custom_element.deadliness,
3338     NULL, "Deadly when", NULL,                  "Select deadliness of element"
3339   },
3340   {
3341     ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE,
3342     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(11),
3343     GADGET_ID_CUSTOM_EXPLOSION_TYPE,            GADGET_ID_NONE,
3344     -1,
3345     options_explosion_type,
3346     &custom_element.explosion_type,
3347     NULL, "Can explode", NULL,                  "Select explosion type"
3348   },
3349
3350   // ---------- element settings: advanced (custom elements) ------------------
3351
3352   {
3353     ED_SELECTBOX_ID_CHANGE_TIME_UNITS,
3354     ED_ELEMENT_SETTINGS_XPOS(2),                ED_ELEMENT_SETTINGS_YPOS(3),
3355     GADGET_ID_CHANGE_TIME_UNITS,                GADGET_ID_NONE,
3356     -1,
3357     options_time_units,
3358     &custom_element_change.delay_frames,
3359     NULL, "Delay time given in", NULL,          "Select delay time units for change"
3360   },
3361   {
3362     ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION,
3363     ED_ELEMENT_SETTINGS_XPOS(2),                ED_ELEMENT_SETTINGS_YPOS(4),
3364     GADGET_ID_CHANGE_DIRECT_ACTION,             GADGET_ID_NONE,
3365     -1,
3366     options_change_direct_action,
3367     &custom_element_change.direct_action,
3368     NULL, NULL, NULL,                           "Select type of direct action"
3369   },
3370   {
3371     ED_SELECTBOX_ID_CHANGE_OTHER_ACTION,
3372     ED_ELEMENT_SETTINGS_XPOS(2),                ED_ELEMENT_SETTINGS_YPOS(5),
3373     GADGET_ID_CHANGE_OTHER_ACTION,              GADGET_ID_NONE,
3374     -1,
3375     options_change_other_action,
3376     &custom_element_change.other_action,
3377     NULL, NULL, "element:",                     "Select type of other element action"
3378   },
3379   {
3380     ED_SELECTBOX_ID_CHANGE_SIDE,
3381     ED_ELEMENT_SETTINGS_XPOS(2),                ED_ELEMENT_SETTINGS_YPOS(6),
3382     GADGET_ID_CHANGE_SIDE,                      GADGET_ID_NONE,
3383     -1,
3384     options_change_trigger_side,
3385     &custom_element_change.trigger_side,
3386     NULL, "at", "side",                         "Select element side triggering change"
3387   },
3388   {
3389     ED_SELECTBOX_ID_CHANGE_PLAYER,
3390     ED_ELEMENT_SETTINGS_XPOS(2),                ED_ELEMENT_SETTINGS_YPOS(7),
3391     GADGET_ID_CHANGE_PLAYER,                    GADGET_ID_NONE,
3392     -1,
3393     options_change_trigger_player,
3394     &custom_element_change.trigger_player,
3395     NULL, "Player:", " ",                       "Select player that causes change"
3396   },
3397   {
3398     ED_SELECTBOX_ID_CHANGE_PAGE,
3399     ED_ELEMENT_SETTINGS_XPOS(2),                ED_ELEMENT_SETTINGS_YPOS(7),
3400     GADGET_ID_CHANGE_PAGE,                      GADGET_ID_CHANGE_PLAYER,
3401     -1,
3402     options_change_trigger_page,
3403     &custom_element_change.trigger_page,
3404     NULL, "Page:", NULL,                        "Select change page that causes change"
3405   },
3406   {
3407     ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN,
3408     ED_ELEMENT_SETTINGS_XPOS(2),                ED_ELEMENT_SETTINGS_YPOS(10),
3409     GADGET_ID_CHANGE_REPLACE_WHEN,              GADGET_ID_NONE,
3410     -1,
3411     options_change_replace_when,
3412     &custom_element_change.replace_when,
3413     NULL, "Replace when", NULL,                 "Select which elements can be replaced"
3414   },
3415   {
3416     ED_SELECTBOX_ID_ACTION_TYPE,
3417     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(13),
3418     GADGET_ID_ACTION_TYPE,                      GADGET_ID_NONE,
3419     15,
3420     options_action_type,
3421     &custom_element_change.action_type,
3422     NULL, NULL, NULL,                           "Select action on specified condition"
3423   },
3424   {
3425     ED_SELECTBOX_ID_ACTION_MODE,
3426     -1,                                         ED_ELEMENT_SETTINGS_YPOS(13),
3427     GADGET_ID_ACTION_MODE,                      GADGET_ID_ACTION_TYPE,
3428     -1,
3429     options_action_mode_none,
3430     &custom_element_change.action_mode,
3431     NULL, NULL, NULL,                           "Select action operator"
3432   },
3433   {
3434     ED_SELECTBOX_ID_ACTION_ARG,
3435     -1,                                         ED_ELEMENT_SETTINGS_YPOS(13),
3436     GADGET_ID_ACTION_ARG,                       GADGET_ID_ACTION_MODE,
3437     -1,
3438     options_action_arg_none,
3439     &custom_element_change.action_arg,
3440     NULL, NULL, NULL,                           "Select action parameter"
3441   },
3442   {
3443     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE,
3444     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(14),
3445     GADGET_ID_SELECT_CHANGE_PAGE,               GADGET_ID_NONE,
3446     3,
3447     options_change_page,
3448     &custom_element.current_change_page,
3449     NULL, NULL, NULL,                           "Select element change page"
3450   },
3451
3452   // ---------- element settings: configure (group elements) ------------------
3453
3454   {
3455     ED_SELECTBOX_ID_GROUP_CHOICE_MODE,
3456     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(4),
3457     GADGET_ID_GROUP_CHOICE_MODE,                GADGET_ID_NONE,
3458     -1,
3459     options_group_choice_mode,
3460     &group_element_info.choice_mode,
3461     NULL, "Choice type:", NULL,                 "Select type of group element choice"
3462   },
3463 };
3464
3465 static struct
3466 {
3467   int gadget_type_id;
3468   int x, y;
3469   int gadget_id;
3470   int gadget_id_align;
3471   int size;
3472   char *text;
3473   char *text_above, *text_left, *text_right, *infotext;
3474 } textbutton_info[ED_NUM_TEXTBUTTONS] =
3475 {
3476   // ---------- level and editor settings (tabs) ------------------------------
3477
3478   {
3479     ED_TEXTBUTTON_ID_LEVELCONFIG_LEVEL,
3480     ED_LEVEL_TABS_XPOS(0),                      ED_LEVEL_TABS_YPOS(0),
3481     GADGET_ID_LEVELCONFIG_LEVEL,                GADGET_ID_NONE,
3482     8,                                          "Level",
3483     NULL, NULL, NULL,                           "Configure level settings"
3484   },
3485   {
3486     ED_TEXTBUTTON_ID_LEVELCONFIG_LEVELSET,
3487     -1,                                         -1,
3488     GADGET_ID_LEVELCONFIG_LEVELSET,             GADGET_ID_LEVELCONFIG_LEVEL,
3489     8,                                          "Levelset",
3490     NULL, NULL, NULL,                           "Update this or create new level set"
3491   },
3492   {
3493     ED_TEXTBUTTON_ID_LEVELCONFIG_EDITOR,
3494     -1,                                         -1,
3495     GADGET_ID_LEVELCONFIG_EDITOR,               GADGET_ID_LEVELCONFIG_LEVELSET,
3496     8,                                          "Editor",
3497     NULL, NULL, NULL,                           "Configure editor settings"
3498   },
3499   {
3500     ED_TEXTBUTTON_ID_LEVELCONFIG_ENGINE,
3501     -1,                                         -1,
3502     GADGET_ID_LEVELCONFIG_ENGINE,               GADGET_ID_LEVELCONFIG_EDITOR,
3503     8,                                          "Engine",
3504     NULL, NULL, NULL,                           "Configure game engine settings"
3505   },
3506
3507   // ---------- engine settings (tabs) ----------------------------------------
3508
3509   {
3510     ED_TEXTBUTTON_ID_ENGINECONFIG_CONFIG,
3511     ED_ENGINE_TABS_XPOS(0),                     ED_ENGINE_TABS_YPOS(0),
3512     GADGET_ID_ENGINECONFIG_CONFIG,              GADGET_ID_NONE,
3513     8,                                          "Config",
3514     NULL, NULL, NULL,                           "Configure game engine settings"
3515   },
3516   {
3517     ED_TEXTBUTTON_ID_ENGINECONFIG_COLORS,
3518     -1,                                         -1,
3519     GADGET_ID_ENGINECONFIG_COLORS,              GADGET_ID_ENGINECONFIG_CONFIG,
3520     8,                                          "Colors",
3521     NULL, NULL, NULL,                           "Configure level colors"
3522   },
3523
3524   // ---------- element settings (tabs) ---------------------------------------
3525
3526   {
3527     ED_TEXTBUTTON_ID_PROPERTIES_INFO,
3528     ED_ELEMENT_TABS_XPOS(0),                    ED_ELEMENT_TABS_YPOS(0),
3529     GADGET_ID_PROPERTIES_INFO,                  GADGET_ID_NONE,
3530     8,                                          "Info",
3531     NULL, NULL, NULL,                           "Show information about element"
3532   },
3533   {
3534     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG,
3535     -1,                                         -1,
3536     GADGET_ID_PROPERTIES_CONFIG,                GADGET_ID_PROPERTIES_INFO,
3537     8,                                          "Config",
3538     NULL, NULL, NULL,                           "Configure element properties"
3539   },
3540   {
3541     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1,
3542     -1,                                         -1,
3543     GADGET_ID_PROPERTIES_CONFIG_1,              GADGET_ID_PROPERTIES_INFO,
3544     8,                                          "Config 1",
3545     NULL, NULL, NULL,                           "Configure element properties, part 1"
3546   },
3547   {
3548     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2,
3549     -1,                                         -1,
3550     GADGET_ID_PROPERTIES_CONFIG_2,              GADGET_ID_PROPERTIES_CONFIG_1,
3551     8,                                          "Config 2",
3552     NULL, NULL, NULL,                           "Configure element properties, part 2"
3553   },
3554   {
3555     ED_TEXTBUTTON_ID_PROPERTIES_CHANGE,
3556     -1,                                         -1,
3557     GADGET_ID_PROPERTIES_CHANGE,                GADGET_ID_PROPERTIES_CONFIG_2,
3558     8,                                          "Change",
3559     NULL, NULL, NULL,                           "Configure custom element change pages"
3560   },
3561
3562   // ---------- level and editor settings (buttons) ---------------------------
3563
3564   {
3565     ED_TEXTBUTTON_ID_SAVE_LEVELSET,
3566     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(10),
3567     GADGET_ID_SAVE_LEVELSET,                    GADGET_ID_LEVELSET_SAVE_MODE,
3568     -1,                                         "Save",
3569     NULL, NULL, NULL,                           "Update or create level set"
3570   },
3571   {
3572     ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_2,
3573     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(6),
3574     GADGET_ID_SAVE_AS_TEMPLATE_2,               GADGET_ID_NONE,
3575     -1,                                         "Save",
3576     NULL, NULL,                                 "this level as level template",
3577     "Save current settings as new template"
3578   },
3579
3580   // ---------- element settings (buttons) ------------------------------------
3581
3582   {
3583     ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1,
3584     -1,                                         -1,
3585     GADGET_ID_SAVE_AS_TEMPLATE_1,               GADGET_ID_CUSTOM_USE_TEMPLATE_1,
3586     -1,                                         "Save",
3587     NULL, " ",                                  "As Template",
3588     "Save current settings as new template"
3589   },
3590   {
3591     ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE,
3592     -1,                                         -1,
3593     GADGET_ID_ADD_CHANGE_PAGE,                  GADGET_ID_PASTE_CHANGE_PAGE,
3594     -1,                                         "New",
3595     NULL, NULL, NULL,                           "Add new change page"
3596   },
3597   {
3598     ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE,
3599     -1,                                         -1,
3600     GADGET_ID_DEL_CHANGE_PAGE,                  GADGET_ID_ADD_CHANGE_PAGE,
3601     -1,                                         "Delete",
3602     NULL, NULL, NULL,                           "Delete current change page"
3603   },
3604
3605   // ---------- engine settings (buttons) -------------------------------------
3606
3607   {
3608     ED_TEXTBUTTON_ID_BD_SET_RANDOM_COLORS,
3609     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(8),
3610     GADGET_ID_BD_SET_RANDOM_COLORS,             GADGET_ID_NONE,
3611     -1,                                         "Set random colors",
3612     NULL, NULL, NULL,                           "Create and set random level colors"
3613   },
3614 };
3615
3616 static struct
3617 {
3618   int gadget_type_id;
3619   int graphic;
3620   int x, y;
3621   int gadget_id;
3622   int gadget_id_align;
3623   char *text_left, *text_right, *infotext;
3624 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
3625 {
3626   {
3627     ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE,
3628     IMG_EDITOR_COUNTER_DOWN,
3629     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(14),
3630     GADGET_ID_PREV_CHANGE_PAGE,                 GADGET_ID_NONE,
3631     NULL, NULL,                                 "Select previous change page"
3632   },
3633   {
3634     ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE,
3635     IMG_EDITOR_COUNTER_UP,
3636     -1,                                         ED_ELEMENT_SETTINGS_YPOS(14),
3637     GADGET_ID_NEXT_CHANGE_PAGE,                 GADGET_ID_SELECT_CHANGE_PAGE,
3638     NULL, "Change page",                        "Select next change page"
3639   },
3640   {
3641     ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE,
3642     IMG_GFX_EDITOR_BUTTON_CP_COPY,
3643     -1,                                         ED_ELEMENT_SETTINGS_YPOS(14),
3644     GADGET_ID_COPY_CHANGE_PAGE,                 GADGET_ID_NEXT_CHANGE_PAGE,
3645     " ", NULL,                                  "Copy settings from this change page"
3646   },
3647   {
3648     ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE,
3649     IMG_GFX_EDITOR_BUTTON_CP_PASTE,
3650     -1,                                         ED_ELEMENT_SETTINGS_YPOS(14),
3651     GADGET_ID_PASTE_CHANGE_PAGE,                GADGET_ID_COPY_CHANGE_PAGE,
3652     NULL, NULL,                                 "Paste settings to this change page"
3653   },
3654 };
3655
3656 static struct
3657 {
3658   int x, y;
3659 } scrollbutton_pos[ED_NUM_SCROLLBUTTONS];
3660
3661 static struct
3662 {
3663   int gadget_type_id;
3664   int graphic;
3665   int gadget_id;
3666   char *infotext;
3667 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
3668 {
3669   {
3670     ED_SCROLLBUTTON_ID_AREA_UP,
3671     IMG_EDITOR_PLAYFIELD_SCROLL_UP,
3672     GADGET_ID_SCROLL_UP,
3673     "Scroll level editing area up"
3674   },
3675   {
3676     ED_SCROLLBUTTON_ID_AREA_DOWN,
3677     IMG_EDITOR_PLAYFIELD_SCROLL_DOWN,
3678     GADGET_ID_SCROLL_DOWN,
3679     "Scroll level editing area down"
3680   },
3681   {
3682     ED_SCROLLBUTTON_ID_AREA_LEFT,
3683     IMG_EDITOR_PLAYFIELD_SCROLL_LEFT,
3684     GADGET_ID_SCROLL_LEFT,
3685     "Scroll level editing area left"
3686   },
3687   {
3688     ED_SCROLLBUTTON_ID_AREA_RIGHT,
3689     IMG_EDITOR_PLAYFIELD_SCROLL_RIGHT,
3690     GADGET_ID_SCROLL_RIGHT,
3691     "Scroll level editing area right"
3692   },
3693   {
3694     ED_SCROLLBUTTON_ID_LIST_UP,
3695     IMG_EDITOR_PALETTE_SCROLL_UP,
3696     GADGET_ID_SCROLL_LIST_UP,
3697     "Scroll element list up ('Page Up')"
3698   },
3699   {
3700     ED_SCROLLBUTTON_ID_LIST_DOWN,
3701     IMG_EDITOR_PALETTE_SCROLL_DOWN,
3702     GADGET_ID_SCROLL_LIST_DOWN,
3703     "Scroll element list down ('Page Down')"
3704   },
3705 };
3706
3707 static struct
3708 {
3709   int x, y;
3710   int width, height;
3711   int wheel_x, wheel_y;
3712   int wheel_width, wheel_height;
3713 } scrollbar_pos[ED_NUM_SCROLLBARS];
3714
3715 static struct
3716 {
3717   int gadget_type_id;
3718   int graphic;
3719   int type;
3720   int gadget_id;
3721   char *infotext;
3722 } scrollbar_info[ED_NUM_SCROLLBARS] =
3723 {
3724   {
3725     ED_SCROLLBAR_ID_AREA_HORIZONTAL,
3726     IMG_EDITOR_PLAYFIELD_SCROLLBAR,
3727     GD_TYPE_SCROLLBAR_HORIZONTAL,
3728     GADGET_ID_SCROLL_HORIZONTAL,
3729     "Scroll level editing area horizontally"
3730   },
3731   {
3732     ED_SCROLLBAR_ID_AREA_VERTICAL,
3733     IMG_EDITOR_PLAYFIELD_SCROLLBAR,
3734     GD_TYPE_SCROLLBAR_VERTICAL,
3735     GADGET_ID_SCROLL_VERTICAL,
3736     "Scroll level editing area vertically"
3737   },
3738   {
3739     ED_SCROLLBAR_ID_LIST_VERTICAL,
3740     IMG_EDITOR_PALETTE_SCROLLBAR,
3741     GD_TYPE_SCROLLBAR_VERTICAL,
3742     GADGET_ID_SCROLL_LIST_VERTICAL,
3743     "Scroll element list vertically"
3744   }
3745 };
3746
3747
3748 static struct
3749 {
3750   int gadget_type_id;
3751   int x, y;
3752   int gadget_id;
3753   int gadget_id_align;
3754   int radio_button_nr;
3755   int *value;
3756   int checked_value;
3757   char *text_left, *text_right, *infotext;
3758 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
3759 {
3760   {
3761     ED_RADIOBUTTON_ID_PERCENTAGE,
3762     -1,                                         ED_LEVEL_SETTINGS_YPOS(0),
3763     GADGET_ID_RANDOM_PERCENTAGE,                GADGET_ID_LEVEL_RANDOM_UP,
3764     RADIO_NR_RANDOM_ELEMENTS,
3765     &random_placement_method,                   RANDOM_USE_PERCENTAGE,
3766     " ", "percentage",                          "Use percentage for random elements"
3767   },
3768   {
3769     ED_RADIOBUTTON_ID_QUANTITY,
3770     -1,                                         ED_LEVEL_SETTINGS_YPOS(0),
3771     GADGET_ID_RANDOM_QUANTITY,                  GADGET_ID_RANDOM_PERCENTAGE,
3772     RADIO_NR_RANDOM_ELEMENTS,
3773     &random_placement_method,                   RANDOM_USE_QUANTITY,
3774     " ", "quantity",                            "Use quantity for random elements"
3775   }
3776 };
3777
3778 static struct
3779 {
3780   int gadget_type_id;
3781   int x, y;
3782   int gadget_id;
3783   int gadget_id_align;
3784   boolean *value;
3785   char *text_above, *text_left, *text_right, *infotext;
3786 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
3787 {
3788   // ---------- level and editor settings -------------------------------------
3789
3790   {
3791     ED_CHECKBUTTON_ID_AUTO_COUNT_GEMS,
3792     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(6),
3793     GADGET_ID_AUTO_COUNT_GEMS,                  GADGET_ID_NONE,
3794     &level.auto_count_gems,
3795     NULL, NULL,
3796     "Automatically count gems needed",          "Set counter to number of gems"
3797   },
3798   {
3799     ED_CHECKBUTTON_ID_RATE_TIME_OVER_SCORE,
3800     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(11),
3801     GADGET_ID_RATE_TIME_OVER_SCORE,             GADGET_ID_NONE,
3802     &level.rate_time_over_score,
3803     NULL, NULL,
3804     "Rate time/steps used over score",          "Sort high scores by playing time/steps"
3805   },
3806   {
3807     ED_CHECKBUTTON_ID_USE_LEVELSET_ARTWORK,
3808     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(7),
3809     GADGET_ID_USE_LEVELSET_ARTWORK,             GADGET_ID_NONE,
3810     &levelset_use_levelset_artwork,
3811     NULL, NULL,
3812     "Use current custom artwork",               "Use custom artwork of this level set"
3813   },
3814   {
3815     ED_CHECKBUTTON_ID_COPY_LEVEL_TEMPLATE,
3816     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(8),
3817     GADGET_ID_COPY_LEVEL_TEMPLATE,              GADGET_ID_NONE,
3818     &levelset_copy_level_template,
3819     NULL, NULL,
3820     "Copy current level template",              "Copy level template of this level set"
3821   },
3822   {
3823     ED_CHECKBUTTON_ID_RANDOM_RESTRICTED,
3824     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(1),
3825     GADGET_ID_RANDOM_RESTRICTED,                GADGET_ID_NONE,
3826     &random_placement_background_restricted,
3827     NULL, NULL,
3828     "Restrict random placement to:",            "Set random placement restriction"
3829   },
3830   {
3831     ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_3,
3832     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(4),
3833     GADGET_ID_CUSTOM_USE_TEMPLATE_3,            GADGET_ID_NONE,
3834     &setup.editor.use_template_for_new_levels,
3835     "Template for new levels and CE/GE:", NULL,
3836     "Use template for new levels",              "Use template for level properties"
3837   },
3838   {
3839     ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_2,
3840     ED_LEVEL_SETTINGS_XPOS(0),                  ED_LEVEL_SETTINGS_YPOS(5),
3841     GADGET_ID_CUSTOM_USE_TEMPLATE_2,            GADGET_ID_NONE,
3842     &level.use_custom_template,
3843     NULL, NULL,
3844     "Use template for custom elements",         "Use template for custom properties"
3845   },
3846   {
3847     ED_CHECKBUTTON_ID_BD_INTERMISSION,
3848     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(0),
3849     GADGET_ID_BD_INTERMISSION,                  GADGET_ID_NONE,
3850     &level.bd_intermission,
3851     "Boulder Dash game engine settings:", NULL,
3852     "Intermission",                             "Level is an intermission level"
3853   },
3854   {
3855     ED_CHECKBUTTON_ID_BD_PAL_TIMING,
3856     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(2),
3857     GADGET_ID_BD_PAL_TIMING,                    GADGET_ID_NONE,
3858     &level.bd_pal_timing,
3859     NULL, NULL,
3860     "PAL timing",                               "Use slower timer (like PAL C64)"
3861   },
3862   {
3863     ED_CHECKBUTTON_ID_BD_LINE_SHIFTING_BORDERS,
3864     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(6),
3865     GADGET_ID_BD_LINE_SHIFTING_BORDERS,         GADGET_ID_NONE,
3866     &level.bd_line_shifting_borders,
3867     "Compatibility settings:", NULL,
3868     "Line-shifting borders",                    "Use line-shifting wrap-around"
3869   },
3870   {
3871     ED_CHECKBUTTON_ID_BD_SCAN_FIRST_AND_LAST_ROW,
3872     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(7),
3873     GADGET_ID_BD_SCAN_FIRST_AND_LAST_ROW,       GADGET_ID_NONE,
3874     &level.bd_scan_first_and_last_row,
3875     NULL, NULL,
3876     "Scan first and last row",                  "Also process top/bottom border rows"
3877   },
3878   {
3879     ED_CHECKBUTTON_ID_BD_SHORT_EXPLOSIONS,
3880     ED_ENGINE_SETTINGS_XPOS(0),                 ED_ENGINE_SETTINGS_YPOS(8),
3881     GADGET_ID_BD_SHORT_EXPLOSIONS,              GADGET_ID_NONE,
3882     &level.bd_short_explosions,
3883     NULL, NULL,
3884     "Short explosions",                         "Use four game cycles for explosions"
3885   },
3886
3887   // ---------- element settings: configure (various elements) ----------------
3888
3889   {
3890     ED_CHECKBUTTON_ID_STICK_ELEMENT,
3891     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
3892     GADGET_ID_STICK_ELEMENT,                    GADGET_ID_NONE,
3893     &stick_element_properties_window,
3894     NULL, NULL,
3895     "Stick this screen to edit content",        "Stick this screen to edit content"
3896   },
3897   {
3898     ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS,
3899     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
3900     GADGET_ID_EM_SLIPPERY_GEMS,                 GADGET_ID_NONE,
3901     &level.em_slippery_gems,
3902     NULL, NULL,
3903     "Slip down from certain flat walls",        "Use EM/DC style slipping behaviour"
3904   },
3905   {
3906     ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE,
3907     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
3908     GADGET_ID_EM_EXPLODES_BY_FIRE,              GADGET_ID_NONE,
3909     &level.em_explodes_by_fire,
3910     NULL, NULL,
3911     "Explodes with chain reaction",             "Use R'n'D style explosion behaviour"
3912   },
3913   {
3914     ED_CHECKBUTTON_ID_USE_SPRING_BUG,
3915     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
3916     GADGET_ID_USE_SPRING_BUG,                   GADGET_ID_NONE,
3917     &level.use_spring_bug,
3918     NULL, NULL,
3919     "Use spring pushing bug",                   "Use odd spring pushing behaviour"
3920   },
3921   {
3922     ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG,
3923     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
3924     GADGET_ID_USE_TIME_ORB_BUG,                 GADGET_ID_NONE,
3925     &level.use_time_orb_bug,
3926     NULL, NULL,
3927     "Use time orb bug",                         "Use odd time orb behaviour"
3928   },
3929   {
3930     ED_CHECKBUTTON_ID_USE_LIFE_BUGS,
3931     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(5),
3932     GADGET_ID_USE_LIFE_BUGS,                    GADGET_ID_NONE,
3933     &level.use_life_bugs,
3934     NULL, NULL,
3935     "Use buggy element behaviour",              "Use odd (historic) element behaviour"
3936   },
3937   {
3938     ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT,
3939     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
3940     GADGET_ID_RANDOM_BALL_CONTENT,              GADGET_ID_NONE,
3941     &level.ball_random,
3942     NULL, NULL,
3943     "Create single random element",             "Only create one element from content"
3944   },
3945   {
3946     ED_CHECKBUTTON_ID_INITIAL_BALL_ACTIVE,
3947     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
3948     GADGET_ID_INITIAL_BALL_ACTIVE,              GADGET_ID_NONE,
3949     &level.ball_active_initial,
3950     NULL, NULL,
3951     "Magic ball initially activated",           "Activate magic ball after level start"
3952   },
3953   {
3954     ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE,
3955     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
3956     GADGET_ID_GROW_INTO_DIGGABLE,               GADGET_ID_NONE,
3957     &level.grow_into_diggable,
3958     NULL, NULL,
3959     "Can grow into anything diggable",          "Grow into more than just sand"
3960   },
3961   {
3962     ED_CHECKBUTTON_ID_SB_FIELDS_NEEDED,
3963     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
3964     GADGET_ID_SB_FIELDS_NEEDED,                 GADGET_ID_NONE,
3965     &level.sb_fields_needed,
3966     NULL, NULL,
3967     "All fields need to be filled",             "Require all SB fields to be solved"
3968   },
3969   {
3970     ED_CHECKBUTTON_ID_SB_OBJECTS_NEEDED,
3971     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
3972     GADGET_ID_SB_OBJECTS_NEEDED,                GADGET_ID_NONE,
3973     &level.sb_objects_needed,
3974     NULL, NULL,
3975     "All objects need to be placed",            "Require all SB objects to be solved"
3976   },
3977   {
3978     ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN,
3979     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
3980     GADGET_ID_AUTO_EXIT_SOKOBAN,                GADGET_ID_NONE,
3981     &level.auto_exit_sokoban,
3982     NULL, NULL,
3983     "Exit level if all tasks solved",           "Automatically finish Sokoban levels"
3984   },
3985   {
3986     ED_CHECKBUTTON_ID_SOLVED_BY_ONE_PLAYER,
3987     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(14),
3988     GADGET_ID_SOLVED_BY_ONE_PLAYER,             GADGET_ID_NONE,
3989     &level.solved_by_one_player,
3990     NULL, NULL,
3991     "Only one player must enter exit",          "Level solved by first player in exit"
3992   },
3993   {
3994     ED_CHECKBUTTON_ID_FINISH_DIG_COLLECT,
3995     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
3996     GADGET_ID_FINISH_DIG_COLLECT,               GADGET_ID_NONE,
3997     &level.finish_dig_collect,
3998     NULL, NULL,
3999     "CE action on finished dig/collect",        "Only finished dig/collect triggers CE"
4000   },
4001   {
4002     ED_CHECKBUTTON_ID_KEEP_WALKABLE_CE,
4003     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(4),
4004     GADGET_ID_KEEP_WALKABLE_CE,                 GADGET_ID_NONE,
4005     &level.keep_walkable_ce,
4006     NULL, NULL,
4007     "Keep walkable CE changed to player",       "Keep CE changing to player if walkable"
4008   },
4009   {
4010     ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING,
4011     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(9),
4012     GADGET_ID_CONTINUOUS_SNAPPING,              GADGET_ID_NONE,
4013     &level.continuous_snapping,
4014     NULL, NULL,
4015     "Continuous snapping",                      "Use snapping without releasing key"
4016   },
4017   {
4018     ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD,
4019     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(8),
4020     GADGET_ID_BLOCK_SNAP_FIELD,                 GADGET_ID_NONE,
4021     &level.block_snap_field,
4022     NULL, NULL,
4023     "Block snapped field when snapping",        "Use snapping delay to show animation"
4024   },
4025   {
4026     ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD,
4027     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
4028     GADGET_ID_BLOCK_LAST_FIELD,                 GADGET_ID_NONE,
4029     &level.block_last_field,
4030     NULL, NULL,
4031     "Block last field when moving",             "Player blocks last field when moving"
4032   },
4033   {
4034     ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD,
4035     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
4036     GADGET_ID_SP_BLOCK_LAST_FIELD,              GADGET_ID_NONE,
4037     &level.sp_block_last_field,
4038     NULL, NULL,
4039     "Block last field when moving",             "Player blocks last field when moving"
4040   },
4041   {
4042     ED_CHECKBUTTON_ID_INSTANT_RELOCATION,
4043     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
4044     GADGET_ID_INSTANT_RELOCATION,               GADGET_ID_NONE,
4045     &level.instant_relocation,
4046     NULL, NULL,
4047     "No scrolling when relocating",             "Player gets relocated without delay"
4048   },
4049   {
4050     ED_CHECKBUTTON_ID_SHIFTED_RELOCATION,
4051     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(4),
4052     GADGET_ID_SHIFTED_RELOCATION,               GADGET_ID_NONE,
4053     &level.shifted_relocation,
4054     NULL, NULL,
4055     "No centering when relocating",             "Level not centered after relocation"
4056   },
4057   {
4058     ED_CHECKBUTTON_ID_LAZY_RELOCATION,
4059     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(5),
4060     GADGET_ID_LAZY_RELOCATION,                  GADGET_ID_NONE,
4061     &level.lazy_relocation,
4062     NULL, NULL,
4063     "Only redraw off-screen relocation",        "No redraw if relocation target visible"
4064   },
4065   {
4066     ED_CHECKBUTTON_ID_USE_START_ELEMENT,
4067     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(10),
4068     GADGET_ID_USE_START_ELEMENT,                GADGET_ID_NONE,
4069     &level.use_start_element[0],
4070     NULL, NULL,
4071     "Use level start element:",                "Start level at this element's position"
4072   },
4073   {
4074     ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT,
4075     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(11),
4076     GADGET_ID_USE_ARTWORK_ELEMENT,              GADGET_ID_NONE,
4077     &level.use_artwork_element[0],
4078     NULL, NULL,
4079     "Use artwork from element:",                "Use player artwork from other element"
4080   },
4081   {
4082     ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT,
4083     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(12),
4084     GADGET_ID_USE_EXPLOSION_ELEMENT,            GADGET_ID_NONE,
4085     &level.use_explosion_element[0],
4086     NULL, NULL,
4087     "Use explosion from element:",              "Use explosion properties from element"
4088   },
4089   {
4090     ED_CHECKBUTTON_ID_INITIAL_GRAVITY,
4091     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(13),
4092     GADGET_ID_INITIAL_GRAVITY,                  GADGET_ID_NONE,
4093     &level.initial_player_gravity[0],
4094     NULL, NULL,
4095     "Use initial gravity",                      "Set initial player gravity"
4096   },
4097   {
4098     ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY,
4099     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4100     GADGET_ID_USE_INITIAL_INVENTORY,            GADGET_ID_NONE,
4101     &level.use_initial_inventory[0],
4102     NULL, NULL,
4103     "Use initial inventory:",                   "Use collected elements on level start"
4104   },
4105   {
4106     ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE,
4107     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(6),
4108     GADGET_ID_CAN_PASS_TO_WALKABLE,             GADGET_ID_NONE,
4109     &level.can_pass_to_walkable,
4110     NULL, NULL,
4111     "Can pass to walkable element",             "Player can pass to empty or walkable"
4112   },
4113   {
4114     ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID,
4115     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4116     GADGET_ID_CAN_FALL_INTO_ACID,               GADGET_ID_NONE,
4117     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
4118     NULL, NULL,
4119     "Can fall into acid (with gravity)",        "Player can fall into acid pool"
4120   },
4121   {
4122     ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID,
4123     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
4124     GADGET_ID_CAN_MOVE_INTO_ACID,               GADGET_ID_NONE,
4125     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
4126     NULL, NULL,
4127     "Can move into acid",                       "Element can move into acid pool"
4128   },
4129   {
4130     ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH,
4131     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4132     GADGET_ID_DONT_COLLIDE_WITH,                GADGET_ID_NONE,
4133     &custom_element_properties[EP_DONT_COLLIDE_WITH],
4134     NULL, NULL,
4135     "Deadly when colliding with",               "Element is deadly when hitting player"
4136   },
4137   {
4138     ED_CHECKBUTTON_ID_BD_DIAGONAL_MOVEMENTS,
4139     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
4140     GADGET_ID_BD_DIAGONAL_MOVEMENTS,            GADGET_ID_NONE,
4141     &level.bd_diagonal_movements,
4142     NULL, NULL,
4143     "Can move diagonally",                      "Player can move diagonally"
4144   },
4145   {
4146     ED_CHECKBUTTON_ID_BD_TOPMOST_PLAYER_ACTIVE,
4147     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4148     GADGET_ID_BD_TOPMOST_PLAYER_ACTIVE,         GADGET_ID_NONE,
4149     &level.bd_topmost_player_active,
4150     NULL, NULL,
4151     "Topmost player is active",                 "Use first player found on playfield"
4152   },
4153   {
4154     ED_CHECKBUTTON_ID_BD_PUSH_MEGA_ROCK_WITH_SWEET,
4155     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(4),
4156     GADGET_ID_BD_PUSH_MEGA_ROCK_WITH_SWEET,     GADGET_ID_NONE,
4157     &level.bd_push_mega_rock_with_sweet,
4158     NULL, NULL,
4159     "Mega rocks pushable with sweet",           "Push mega rocks after eating sweet"
4160   },
4161   {
4162     ED_CHECKBUTTON_ID_BD_MAGIC_WALL_ZERO_INFINITE,
4163     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
4164     GADGET_ID_BD_MAGIC_WALL_ZERO_INFINITE,      GADGET_ID_NONE,
4165     &level.bd_magic_wall_zero_infinite,
4166     NULL, NULL,
4167     "Run forever if duration is zero",          "Run infinitely if timer is zero"
4168   },
4169   {
4170     ED_CHECKBUTTON_ID_BD_MAGIC_WALL_WAIT_HATCHING,
4171     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
4172     GADGET_ID_BD_MAGIC_WALL_WAIT_HATCHING,      GADGET_ID_NONE,
4173     &level.bd_magic_wall_wait_hatching,
4174     NULL, NULL,
4175     "Wait for player's birth",                  "Timer start waits for player's birth"
4176   },
4177   {
4178     ED_CHECKBUTTON_ID_BD_MAGIC_WALL_STOPS_AMOEBA,
4179     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(4),
4180     GADGET_ID_BD_MAGIC_WALL_STOPS_AMOEBA,       GADGET_ID_NONE,
4181     &level.bd_magic_wall_stops_amoeba,
4182     NULL, NULL,
4183     "Stop amoeba and turn to diamonds",         "Activation changes amoeba to diamonds"
4184   },
4185   {
4186     ED_CHECKBUTTON_ID_BD_MAGIC_WALL_BREAK_SCAN,
4187     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(5),
4188     GADGET_ID_BD_MAGIC_WALL_BREAK_SCAN,         GADGET_ID_NONE,
4189     &level.bd_magic_wall_break_scan,
4190     NULL, NULL,
4191     "Emulate amoeba bug in BD1",                "Use buggy BD1 behavior"
4192   },
4193   {
4194     ED_CHECKBUTTON_ID_BD_AMOEBA_WAIT_FOR_HATCHING,
4195     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4196     GADGET_ID_BD_AMOEBA_WAIT_FOR_HATCHING,      GADGET_ID_NONE,
4197     &level.bd_amoeba_wait_for_hatching,
4198     NULL, NULL,
4199     "Wait for player's birth",                  "Timer start waits for player's birth"
4200   },
4201   {
4202     ED_CHECKBUTTON_ID_BD_AMOEBA_START_IMMEDIATELY,
4203     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
4204     GADGET_ID_BD_AMOEBA_START_IMMEDIATELY,      GADGET_ID_NONE,
4205     &level.bd_amoeba_start_immediately,
4206     NULL, NULL,
4207     "Start growing immediately",                "Start slow growth time immediately"
4208   },
4209   {
4210     ED_CHECKBUTTON_ID_BD_AMOEBA_2_EXPLODE_BY_AMOEBA,
4211     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(9),
4212     GADGET_ID_BD_AMOEBA_2_EXPLODE_BY_AMOEBA,    GADGET_ID_NONE,
4213     &level.bd_amoeba_2_explode_by_amoeba,
4214     NULL, NULL,
4215     "Explodes if touched by amoeba",            "Amoeba 2 explodes if touched by amoeba"
4216   },
4217   {
4218     ED_CHECKBUTTON_ID_BD_VOODOO_COLLECTS_DIAMONDS,
4219     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
4220     GADGET_ID_BD_VOODOO_COLLECTS_DIAMONDS,      GADGET_ID_NONE,
4221     &level.bd_voodoo_collects_diamonds,
4222     NULL, NULL,
4223     "Can collect diamonds",                     "Can collect diamonds for the player"
4224   },
4225   {
4226     ED_CHECKBUTTON_ID_BD_VOODOO_HURT_KILLS_PLAYER,
4227     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4228     GADGET_ID_BD_VOODOO_HURT_KILLS_PLAYER,      GADGET_ID_NONE,
4229     &level.bd_voodoo_hurt_kills_player,
4230     NULL, NULL,
4231     "Player is killed if hurt",                 "If hurt in any way, player is killed"
4232   },
4233   {
4234     ED_CHECKBUTTON_ID_BD_VOODOO_DIES_BY_ROCK,
4235     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
4236     GADGET_ID_BD_VOODOO_DIES_BY_ROCK,           GADGET_ID_NONE,
4237     &level.bd_voodoo_dies_by_rock,
4238     NULL, NULL,
4239     "Killed by falling rock",                   "Can be killed by a falling rock"
4240   },
4241   {
4242     ED_CHECKBUTTON_ID_BD_VOODOO_VANISH_BY_EXPLOSION,
4243     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
4244     GADGET_ID_BD_VOODOO_VANISH_BY_EXPLOSION,    GADGET_ID_NONE,
4245     &level.bd_voodoo_vanish_by_explosion,
4246     NULL, NULL,
4247     "Disappears in explosions",                 "Can be destroyed by explosions"
4248   },
4249   {
4250     ED_CHECKBUTTON_ID_BD_SLIME_IS_PREDICTABLE,
4251     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4252     GADGET_ID_BD_SLIME_IS_PREDICTABLE,          GADGET_ID_NONE,
4253     &level.bd_slime_is_predictable,
4254     NULL, NULL,
4255     "Slime is predictable",                     "Use predictable random numbers"
4256   },
4257   {
4258     ED_CHECKBUTTON_ID_BD_CHANGE_EXPANDING_WALL,
4259     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
4260     GADGET_ID_BD_CHANGE_EXPANDING_WALL,         GADGET_ID_NONE,
4261     &level.bd_change_expanding_wall,
4262     NULL, NULL,
4263     "Change direction",                         "Switch horizontal/vertical direction"
4264   },
4265   {
4266     ED_CHECKBUTTON_ID_BD_REPLICATORS_ACTIVE,
4267     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
4268     GADGET_ID_BD_REPLICATORS_ACTIVE,            GADGET_ID_NONE,
4269     &level.bd_replicators_active,
4270     NULL, NULL,
4271     "Active at start",                          "Replicators start in active state"
4272   },
4273   {
4274     ED_CHECKBUTTON_ID_BD_CONVEYOR_BELTS_ACTIVE,
4275     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
4276     GADGET_ID_BD_CONVEYOR_BELTS_ACTIVE,         GADGET_ID_NONE,
4277     &level.bd_conveyor_belts_active,
4278     NULL, NULL,
4279     "Active at start",                          "Conveyor belts start in active state"
4280   },
4281   {
4282     ED_CHECKBUTTON_ID_BD_CONVEYOR_BELTS_CHANGED,
4283     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4284     GADGET_ID_BD_CONVEYOR_BELTS_CHANGED,        GADGET_ID_NONE,
4285     &level.bd_conveyor_belts_changed,
4286     NULL, NULL,
4287     "Change direction",                         "Switch conveyor belt direction"
4288   },
4289   {
4290     ED_CHECKBUTTON_ID_BD_WATER_CANNOT_FLOW_DOWN,
4291     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
4292     GADGET_ID_BD_WATER_CANNOT_FLOW_DOWN,        GADGET_ID_NONE,
4293     &level.bd_water_cannot_flow_down,
4294     NULL, NULL,
4295     "Does not flow downwards",                  "Water can only flow up, left and right"
4296   },
4297   {
4298     ED_CHECKBUTTON_ID_BD_HAMMER_WALLS_REAPPEAR,
4299     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4300     GADGET_ID_BD_HAMMER_WALLS_REAPPEAR,         GADGET_ID_NONE,
4301     &level.bd_hammer_walls_reappear,
4302     NULL, NULL,
4303     "Hammered walls reappear",                  "Hammered walls reappear after delay"
4304   },
4305   {
4306     ED_CHECKBUTTON_ID_BD_INFINITE_ROCKETS,
4307     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
4308     GADGET_ID_BD_INFINITE_ROCKETS,              GADGET_ID_NONE,
4309     &level.bd_infinite_rockets,
4310     NULL, NULL,
4311     "Infinite rockets",                         "Rocket launcher has infinite rockets"
4312   },
4313   {
4314     ED_CHECKBUTTON_ID_BD_CREATURES_START_BACKWARDS,
4315     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(0),
4316     GADGET_ID_BD_CREATURES_START_BACKWARDS,     GADGET_ID_NONE,
4317     &level.bd_creatures_start_backwards,
4318     NULL, NULL,
4319     "Creatures start moving backwards",         "Creatures start in opposite direction"
4320   },
4321   {
4322     ED_CHECKBUTTON_ID_BD_CREATURES_TURN_ON_HATCHING,
4323     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
4324     GADGET_ID_BD_CREATURES_TURN_ON_HATCHING,    GADGET_ID_NONE,
4325     &level.bd_creatures_turn_on_hatching,
4326     NULL, NULL,
4327     "Creatures auto turn on hatching",          "Creatures change direction on hatching"
4328   },
4329   {
4330     ED_CHECKBUTTON_ID_BD_GRAVITY_SWITCH_ACTIVE,
4331     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4332     GADGET_ID_BD_GRAVITY_SWITCH_ACTIVE,         GADGET_ID_NONE,
4333     &level.bd_gravity_switch_active,
4334     NULL, NULL,
4335     "Gravity switch active at start",           "Gravity switch starts in active state"
4336   },
4337   {
4338     ED_CHECKBUTTON_ID_BD_GRAVITY_AFFECTS_ALL,
4339     ED_LEVEL_SETTINGS_XPOS(0),                  ED_ELEMENT_SETTINGS_YPOS(3),
4340     GADGET_ID_BD_GRAVITY_AFFECTS_ALL,           GADGET_ID_NONE,
4341     &level.bd_gravity_affects_all,
4342     NULL, NULL,
4343     "Gravity change affects everything",        "Gravity affects all falling objects"
4344   },
4345   {
4346     ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP,
4347     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4348     GADGET_ID_ENVELOPE_AUTOWRAP,                GADGET_ID_NONE,
4349     &level.envelope[0].autowrap,
4350     NULL, NULL,
4351     "Auto-wrap",                                "Automatically wrap envelope text"
4352   },
4353   {
4354     ED_CHECKBUTTON_ID_ENVELOPE_CENTERED,
4355     -1,                                         ED_ELEMENT_SETTINGS_YPOS(1),
4356     GADGET_ID_ENVELOPE_CENTERED,                GADGET_ID_ENVELOPE_AUTOWRAP,
4357     &level.envelope[0].centered,
4358     NULL, " ",
4359     "Centered",                                 "Automatically center envelope text"
4360   },
4361   {
4362     ED_CHECKBUTTON_ID_MM_LASER_RED,
4363     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4364     GADGET_ID_MM_LASER_RED,                     GADGET_ID_NONE,
4365     &level.mm_laser_red,
4366     "Choose color components for laser:", NULL,
4367     "Red",                                      "Use red color components in laser"
4368   },
4369   {
4370     ED_CHECKBUTTON_ID_MM_LASER_GREEN,
4371     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
4372     GADGET_ID_MM_LASER_GREEN,                   GADGET_ID_NONE,
4373     &level.mm_laser_green,
4374     NULL, NULL,
4375     "Green",                                    "Use green color components in laser"
4376   },
4377   {
4378     ED_CHECKBUTTON_ID_MM_LASER_BLUE,
4379     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
4380     GADGET_ID_MM_LASER_BLUE,                    GADGET_ID_NONE,
4381     &level.mm_laser_blue,
4382     NULL, NULL,
4383     "Blue",                                     "Use blue color components in laser"
4384   },
4385   {
4386     ED_CHECKBUTTON_ID_DF_LASER_RED,
4387     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4388     GADGET_ID_DF_LASER_RED,                     GADGET_ID_NONE,
4389     &level.df_laser_red,
4390     "Choose color components for laser:", NULL,
4391     "Red",                                      "Use red color components in laser"
4392   },
4393   {
4394     ED_CHECKBUTTON_ID_DF_LASER_GREEN,
4395     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
4396     GADGET_ID_DF_LASER_GREEN,                   GADGET_ID_NONE,
4397     &level.df_laser_green,
4398     NULL, NULL,
4399     "Green",                                    "Use green color components in laser"
4400   },
4401   {
4402     ED_CHECKBUTTON_ID_DF_LASER_BLUE,
4403     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(3),
4404     GADGET_ID_DF_LASER_BLUE,                    GADGET_ID_NONE,
4405     &level.df_laser_blue,
4406     NULL, NULL,
4407     "Blue",                                     "Use blue color components in laser"
4408   },
4409   {
4410     ED_CHECKBUTTON_ID_ROTATE_MM_BALL_CONTENT,
4411     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(5),
4412     GADGET_ID_ROTATE_MM_BALL_CONTENT,           GADGET_ID_NONE,
4413     &level.rotate_mm_ball_content,
4414     NULL, NULL,
4415     "Randomly rotate created content",          "Randomly rotate newly created content"
4416   },
4417   {
4418     ED_CHECKBUTTON_ID_EXPLODE_MM_BALL,
4419     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(6),
4420     GADGET_ID_EXPLODE_MM_BALL,                  GADGET_ID_NONE,
4421     &level.explode_mm_ball,
4422     NULL, NULL,
4423     "Explode ball instead of melting",          "Use explosion to release ball content"
4424   },
4425
4426   // ---------- element settings: configure 1 (custom elements) ---------------
4427
4428   {
4429     ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC,
4430     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4431     GADGET_ID_CUSTOM_USE_GRAPHIC,               GADGET_ID_NONE,
4432     &custom_element.use_gfx_element,
4433     NULL, NULL,
4434     "Use graphic of element:",                  "Use existing element graphic"
4435   },
4436   {
4437     ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1,
4438     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(14),
4439     GADGET_ID_CUSTOM_USE_TEMPLATE_1,            GADGET_ID_NONE,
4440     &level.use_custom_template,
4441     NULL, NULL,
4442     "Use template",                             "Use template for custom properties"
4443   },
4444   {
4445     ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE,
4446     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(2),
4447     GADGET_ID_CUSTOM_ACCESSIBLE,                GADGET_ID_NONE,
4448     &custom_element_properties[EP_ACCESSIBLE],
4449     NULL, NULL,
4450     NULL,                                       "Player can walk to or pass this field"
4451   },
4452   {
4453     ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE,
4454     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(9),
4455     GADGET_ID_CUSTOM_GRAV_REACHABLE,            GADGET_ID_NONE,
4456     &custom_element_properties[EP_GRAVITY_REACHABLE],
4457     NULL, NULL,
4458     "Reachable despite gravity",                "Player can walk/dig despite gravity"
4459   },
4460   {
4461     ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE,
4462     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(11),
4463     GADGET_ID_CUSTOM_USE_LAST_VALUE,            GADGET_ID_NONE,
4464     &custom_element.use_last_ce_value,
4465     NULL, NULL,
4466     "Use last CE value after change",           "Use last CE value after change"
4467   },
4468   {
4469     ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT,
4470     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(4),
4471     GADGET_ID_CUSTOM_WALK_TO_OBJECT,            GADGET_ID_NONE,
4472     &custom_element_properties[EP_WALK_TO_OBJECT],
4473     NULL, NULL,
4474     NULL,                                       "Player can dig/collect/push element"
4475   },
4476   {
4477     ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE,
4478     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(8),
4479     GADGET_ID_CUSTOM_INDESTRUCTIBLE,            GADGET_ID_NONE,
4480     &custom_element_properties[EP_INDESTRUCTIBLE],
4481     NULL, NULL,
4482     "Indestructible",                           "Element is indestructible"
4483   },
4484
4485   // ---------- element settings: configure 2 (custom elements) ---------------
4486
4487   {
4488     ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE,
4489     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4490     GADGET_ID_CUSTOM_CAN_MOVE,                  GADGET_ID_NONE,
4491     &custom_element_properties[EP_CAN_MOVE],
4492     NULL, NULL,
4493     NULL,                                       "Element can move with some pattern"
4494   },
4495   {
4496     ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL,
4497     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(8),
4498     GADGET_ID_CUSTOM_CAN_FALL,                  GADGET_ID_NONE,
4499     &custom_element_properties[EP_CAN_FALL],
4500     NULL, NULL,
4501     "Can fall",                                 "Element can fall down"
4502   },
4503   {
4504     ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH,
4505     -1,                                         ED_ELEMENT_SETTINGS_YPOS(8),
4506     GADGET_ID_CUSTOM_CAN_SMASH,                 GADGET_ID_CUSTOM_CAN_FALL,
4507     &custom_element_properties[EP_CAN_SMASH],
4508     NULL, " ",
4509     NULL,                                       "Element can smash other elements"
4510   },
4511   {
4512     ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY,
4513     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(9),
4514     GADGET_ID_CUSTOM_SLIPPERY,                  GADGET_ID_NONE,
4515     &custom_element_properties[EP_SLIPPERY],
4516     NULL, NULL,
4517     NULL,                                       "Other elements can fall down from it"
4518   },
4519   {
4520     ED_CHECKBUTTON_ID_CUSTOM_DEADLY,
4521     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(10),
4522     GADGET_ID_CUSTOM_DEADLY,                    GADGET_ID_NONE,
4523     &custom_element_properties[EP_DEADLY],
4524     NULL, NULL,
4525     NULL,                                       "Element can kill the player"
4526   },
4527   {
4528     ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE,
4529     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(11),
4530     GADGET_ID_CUSTOM_CAN_EXPLODE,               GADGET_ID_NONE,
4531     &custom_element_properties[EP_CAN_EXPLODE],
4532     NULL, NULL,
4533     NULL,                                       "Element can explode"
4534   },
4535   {
4536     ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE,
4537     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(12),
4538     GADGET_ID_CUSTOM_EXPLODE_FIRE,              GADGET_ID_NONE,
4539     &custom_element_properties[EP_EXPLODES_BY_FIRE],
4540     NULL, NULL,
4541     "By fire",                                  "Element can explode by fire/explosion"
4542   },
4543   {
4544     ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH,
4545     -1,                                         ED_ELEMENT_SETTINGS_YPOS(12),
4546     GADGET_ID_CUSTOM_EXPLODE_SMASH,             GADGET_ID_CUSTOM_EXPLODE_FIRE,
4547     &custom_element_properties[EP_EXPLODES_SMASHED],
4548     NULL, " ",
4549     "Smashed",                                  "Element can explode when smashed"
4550   },
4551   {
4552     ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT,
4553     -1,                                         ED_ELEMENT_SETTINGS_YPOS(12),
4554     GADGET_ID_CUSTOM_EXPLODE_IMPACT,            GADGET_ID_CUSTOM_EXPLODE_SMASH,
4555     &custom_element_properties[EP_EXPLODES_IMPACT],
4556     NULL, " ",
4557     "Impact",                                   "Element can explode on impact"
4558   },
4559
4560   // ---------- element settings: advanced (custom elements) ------------------
4561
4562   {
4563     ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE,
4564     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(1),
4565     GADGET_ID_CUSTOM_CAN_CHANGE,                GADGET_ID_NONE,
4566     &custom_element_change.can_change,
4567     NULL, NULL,
4568     "Element changes to:",                      "Change element on specified condition"
4569   },
4570   {
4571     ED_CHECKBUTTON_ID_CHANGE_DELAY,
4572     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(2),
4573     GADGET_ID_CHANGE_DELAY,                     GADGET_ID_NONE,
4574     &custom_element_change_events[CE_DELAY],
4575     NULL, NULL,
4576     NULL,                                       "Element changes after delay"
4577   },
4578   {
4579     ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT,
4580     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(4),
4581     GADGET_ID_CHANGE_BY_DIRECT_ACT,             GADGET_ID_NONE,
4582     &custom_element_change_events[CE_BY_DIRECT_ACTION],
4583     NULL, NULL,
4584     NULL,                                       "Element changes by direct action"
4585   },
4586   {
4587     ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT,
4588     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(5),
4589     GADGET_ID_CHANGE_BY_OTHER_ACT,              GADGET_ID_NONE,
4590     &custom_element_change_events[CE_BY_OTHER_ACTION],
4591     NULL, NULL,
4592     NULL,                                       "Element changes by other element"
4593   },
4594   {
4595     ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION,
4596     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(8),
4597     GADGET_ID_CHANGE_USE_EXPLOSION,             GADGET_ID_NONE,
4598     &custom_element_change.explode,
4599     NULL, NULL,
4600     "Explode instead of change",                "Element explodes instead of change"
4601   },
4602   {
4603     ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT,
4604     ED_ELEMENT_SETTINGS_XPOS(1),                ED_ELEMENT_SETTINGS_YPOS(9),
4605     GADGET_ID_CHANGE_USE_CONTENT,               GADGET_ID_NONE,
4606     &custom_element_change.use_target_content,
4607     NULL, NULL,
4608     "Use extended change target:",              "Element changes to more elements"
4609   },
4610   {
4611     ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE,
4612     ED_ELEMENT_SETTINGS_XPOS(2),                ED_ELEMENT_SETTINGS_YPOS(11),
4613     GADGET_ID_CHANGE_ONLY_COMPLETE,             GADGET_ID_NONE,
4614     &custom_element_change.only_if_complete,
4615     NULL, NULL,
4616     "Replace all or nothing",                   "Only replace when all can be changed"
4617   },
4618   {
4619     ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM,
4620     ED_ELEMENT_SETTINGS_XPOS(2),                ED_ELEMENT_SETTINGS_YPOS(12),
4621     GADGET_ID_CHANGE_USE_RANDOM,                GADGET_ID_NONE,
4622     &custom_element_change.use_random_replace,
4623     NULL, NULL,
4624     NULL,                                       "Use percentage for random replace"
4625   },
4626   {
4627     ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION,
4628     ED_ELEMENT_SETTINGS_XPOS(0),                ED_ELEMENT_SETTINGS_YPOS(13),
4629     GADGET_ID_CHANGE_HAS_ACTION,                GADGET_ID_NONE,
4630     &custom_element_change.has_action,
4631     NULL, NULL,
4632     NULL,                                       "Execute action on specified condition"
4633   },
4634 };
4635
4636 static struct
4637 {
4638   int gadget_type_id;
4639   int x, y;
4640   int xoffset, yoffset;
4641   int gadget_id;
4642   int gadget_id_align;
4643   int *value;
4644   int area_xsize, area_ysize;
4645   char *text_left, *text_right, *text_above, *text_below, *infotext;
4646 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
4647 {
4648   // ---------- level playfield content ---------------------------------------
4649
4650   {
4651     ED_DRAWING_ID_DRAWING_LEVEL,
4652     0,                                          0,
4653     0,                                          0,
4654     GADGET_ID_DRAWING_LEVEL,                    GADGET_ID_NONE,
4655     NULL,
4656     -1, -1,     // these values are not constant, but can change at runtime
4657     NULL, NULL, NULL, NULL,                     NULL
4658   },
4659
4660   // ---------- yam yam content -----------------------------------------------
4661
4662   {
4663     ED_DRAWING_ID_YAMYAM_CONTENT_0,
4664     ED_AREA_YAMYAM_CONTENT_XPOS,                ED_AREA_YAMYAM_CONTENT_YPOS,
4665     ED_AREA_YAMYAM_CONTENT_XOFF(0),             ED_AREA_YAMYAM_CONTENT_YOFF(0),
4666     GADGET_ID_YAMYAM_CONTENT_0,                 GADGET_ID_NONE,
4667     &level.yamyam_content[0].e[0][0],           3, 3,
4668     NULL, NULL, NULL, "1",                      NULL
4669   },
4670   {
4671     ED_DRAWING_ID_YAMYAM_CONTENT_1,
4672     ED_AREA_YAMYAM_CONTENT_XPOS,                ED_AREA_YAMYAM_CONTENT_YPOS,
4673     ED_AREA_YAMYAM_CONTENT_XOFF(1),             ED_AREA_YAMYAM_CONTENT_YOFF(1),
4674     GADGET_ID_YAMYAM_CONTENT_1,                 GADGET_ID_NONE,
4675     &level.yamyam_content[1].e[0][0],           3, 3,
4676     NULL, NULL, NULL, "2",                      NULL
4677   },
4678   {
4679     ED_DRAWING_ID_YAMYAM_CONTENT_2,
4680     ED_AREA_YAMYAM_CONTENT_XPOS,                ED_AREA_YAMYAM_CONTENT_YPOS,
4681     ED_AREA_YAMYAM_CONTENT_XOFF(2),             ED_AREA_YAMYAM_CONTENT_YOFF(2),
4682     GADGET_ID_YAMYAM_CONTENT_2,                 GADGET_ID_NONE,
4683     &level.yamyam_content[2].e[0][0],           3, 3,
4684     NULL, NULL, NULL, "3",                      NULL
4685   },
4686   {
4687     ED_DRAWING_ID_YAMYAM_CONTENT_3,
4688     ED_AREA_YAMYAM_CONTENT_XPOS,                ED_AREA_YAMYAM_CONTENT_YPOS,
4689     ED_AREA_YAMYAM_CONTENT_XOFF(3),             ED_AREA_YAMYAM_CONTENT_YOFF(3),
4690     GADGET_ID_YAMYAM_CONTENT_3,                 GADGET_ID_NONE,
4691     &level.yamyam_content[3].e[0][0],           3, 3,
4692     NULL, NULL, NULL, "4",                      NULL
4693   },
4694   {
4695     ED_DRAWING_ID_YAMYAM_CONTENT_4,
4696     ED_AREA_YAMYAM_CONTENT_XPOS,                ED_AREA_YAMYAM_CONTENT_YPOS,
4697     ED_AREA_YAMYAM_CONTENT_XOFF(4),             ED_AREA_YAMYAM_CONTENT_YOFF(4),
4698     GADGET_ID_YAMYAM_CONTENT_4,                 GADGET_ID_NONE,
4699     &level.yamyam_content[4].e[0][0],           3, 3,
4700     NULL, NULL, NULL, "5",                      NULL
4701   },
4702   {
4703     ED_DRAWING_ID_YAMYAM_CONTENT_5,
4704     ED_AREA_YAMYAM_CONTENT_XPOS,                ED_AREA_YAMYAM_CONTENT_YPOS,
4705     ED_AREA_YAMYAM_CONTENT_XOFF(5),             ED_AREA_YAMYAM_CONTENT_YOFF(5),
4706     GADGET_ID_YAMYAM_CONTENT_5,                 GADGET_ID_NONE,
4707     &level.yamyam_content[5].e[0][0],           3, 3,
4708     NULL, NULL, NULL, "6",                      NULL
4709   },
4710   {
4711     ED_DRAWING_ID_YAMYAM_CONTENT_6,
4712     ED_AREA_YAMYAM_CONTENT_XPOS,                ED_AREA_YAMYAM_CONTENT_YPOS,
4713     ED_AREA_YAMYAM_CONTENT_XOFF(6),             ED_AREA_YAMYAM_CONTENT_YOFF(6),
4714     GADGET_ID_YAMYAM_CONTENT_6,                 GADGET_ID_NONE,
4715     &level.yamyam_content[6].e[0][0],           3, 3,
4716     NULL, NULL, NULL, "7",                      NULL
4717   },
4718   {
4719     ED_DRAWING_ID_YAMYAM_CONTENT_7,
4720     ED_AREA_YAMYAM_CONTENT_XPOS,                ED_AREA_YAMYAM_CONTENT_YPOS,
4721     ED_AREA_YAMYAM_CONTENT_XOFF(7),             ED_AREA_YAMYAM_CONTENT_YOFF(7),
4722     GADGET_ID_YAMYAM_CONTENT_7,                 GADGET_ID_NONE,
4723     &level.yamyam_content[7].e[0][0],           3, 3,
4724     NULL, NULL, NULL, "8",                      NULL
4725   },
4726
4727   // ---------- magic ball content --------------------------------------------
4728
4729   {
4730     ED_DRAWING_ID_MAGIC_BALL_CONTENT_0,
4731     ED_AREA_MAGIC_BALL_CONTENT_XPOS,            ED_AREA_MAGIC_BALL_CONTENT_YPOS,
4732     ED_AREA_MAGIC_BALL_CONTENT_XOFF(0),         ED_AREA_MAGIC_BALL_CONTENT_YOFF(0),
4733     GADGET_ID_MAGIC_BALL_CONTENT_0,             GADGET_ID_NONE,
4734     &level.ball_content[0].e[0][0],             3, 3,
4735     NULL, NULL, NULL, "1",                      NULL
4736   },
4737   {
4738     ED_DRAWING_ID_MAGIC_BALL_CONTENT_1,
4739     ED_AREA_MAGIC_BALL_CONTENT_XPOS,            ED_AREA_MAGIC_BALL_CONTENT_YPOS,
4740     ED_AREA_MAGIC_BALL_CONTENT_XOFF(1),         ED_AREA_MAGIC_BALL_CONTENT_YOFF(1),
4741     GADGET_ID_MAGIC_BALL_CONTENT_1,             GADGET_ID_NONE,
4742     &level.ball_content[1].e[0][0],             3, 3,
4743     NULL, NULL, NULL, "2",                      NULL
4744   },
4745   {
4746     ED_DRAWING_ID_MAGIC_BALL_CONTENT_2,
4747     ED_AREA_MAGIC_BALL_CONTENT_XPOS,            ED_AREA_MAGIC_BALL_CONTENT_YPOS,
4748     ED_AREA_MAGIC_BALL_CONTENT_XOFF(2),         ED_AREA_MAGIC_BALL_CONTENT_YOFF(2),
4749     GADGET_ID_MAGIC_BALL_CONTENT_2,             GADGET_ID_NONE,
4750     &level.ball_content[2].e[0][0],             3, 3,
4751     NULL, NULL, NULL, "3",                      NULL
4752   },
4753   {
4754     ED_DRAWING_ID_MAGIC_BALL_CONTENT_3,
4755     ED_AREA_MAGIC_BALL_CONTENT_XPOS,            ED_AREA_MAGIC_BALL_CONTENT_YPOS,
4756     ED_AREA_MAGIC_BALL_CONTENT_XOFF(3),         ED_AREA_MAGIC_BALL_CONTENT_YOFF(3),
4757     GADGET_ID_MAGIC_BALL_CONTENT_3,             GADGET_ID_NONE,
4758     &level.ball_content[3].e[0][0],             3, 3,
4759     NULL, NULL, NULL, "4",                      NULL
4760   },
4761   {
4762     ED_DRAWING_ID_MAGIC_BALL_CONTENT_4,
4763     ED_AREA_MAGIC_BALL_CONTENT_XPOS,            ED_AREA_MAGIC_BALL_CONTENT_YPOS,
4764     ED_AREA_MAGIC_BALL_CONTENT_XOFF(4),         ED_AREA_MAGIC_BALL_CONTENT_YOFF(4),
4765     GADGET_ID_MAGIC_BALL_CONTENT_4,             GADGET_ID_NONE,
4766     &level.ball_content[4].e[0][0],             3, 3,
4767     NULL, NULL, NULL, "5",                      NULL
4768   },
4769   {
4770     ED_DRAWING_ID_MAGIC_BALL_CONTENT_5,
4771     ED_AREA_MAGIC_BALL_CONTENT_XPOS,            ED_AREA_MAGIC_BALL_CONTENT_YPOS,
4772     ED_AREA_MAGIC_BALL_CONTENT_XOFF(5),         ED_AREA_MAGIC_BALL_CONTENT_YOFF(5),
4773     GADGET_ID_MAGIC_BALL_CONTENT_5,             GADGET_ID_NONE,
4774     &level.ball_content[5].e[0][0],             3, 3,
4775     NULL, NULL, NULL, "6",                      NULL
4776   },
4777   {
4778     ED_DRAWING_ID_MAGIC_BALL_CONTENT_6,
4779     ED_AREA_MAGIC_BALL_CONTENT_XPOS,            ED_AREA_MAGIC_BALL_CONTENT_YPOS,
4780     ED_AREA_MAGIC_BALL_CONTENT_XOFF(6),         ED_AREA_MAGIC_BALL_CONTENT_YOFF(6),
4781     GADGET_ID_MAGIC_BALL_CONTENT_6,             GADGET_ID_NONE,
4782     &level.ball_content[6].e[0][0],             3, 3,
4783     NULL, NULL, NULL, "7",                      NULL
4784   },
4785   {
4786     ED_DRAWING_ID_MAGIC_BALL_CONTENT_7,
4787     ED_AREA_MAGIC_BALL_CONTENT_XPOS,            ED_AREA_MAGIC_BALL_CONTENT_YPOS,
4788     ED_AREA_MAGIC_BALL_CONTENT_XOFF(7),         ED_AREA_MAGIC_BALL_CONTENT_YOFF(7),
4789     GADGET_ID_MAGIC_BALL_CONTENT_7,             GADGET_ID_NONE,
4790     &level.ball_content[7].e[0][0],             3, 3,
4791     NULL, NULL, NULL, "8",                      NULL
4792   },
4793
4794   // ---------- android content -----------------------------------------------
4795
4796   {
4797     ED_DRAWING_ID_ANDROID_CONTENT,
4798     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(6),
4799     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4800     GADGET_ID_ANDROID_CONTENT,                  GADGET_ID_NONE,
4801     &level.android_clone_element[0],            MAX_ANDROID_ELEMENTS, 1,
4802     NULL, NULL, "Elements:", NULL,              "Elements android can clone"
4803   },
4804
4805   // ---------- amoeba content ------------------------------------------------
4806
4807   {
4808     ED_DRAWING_ID_AMOEBA_CONTENT,
4809     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(3),
4810     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4811     GADGET_ID_AMOEBA_CONTENT,                   GADGET_ID_NONE,
4812     &level.amoeba_content,                      1, 1,
4813     "Content:", NULL, NULL, NULL,               "Amoeba content"
4814   },
4815
4816   // ---------- BD snap element -----------------------------------------------
4817
4818   {
4819     ED_DRAWING_ID_BD_SNAP_ELEMENT,
4820     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(5),
4821     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4822     GADGET_ID_BD_SNAP_ELEMENT,                  GADGET_ID_NONE,
4823     &level.bd_snap_element,                     1, 1,
4824     "Snap element:", NULL, NULL, NULL,          "Element created when snapping"
4825   },
4826
4827   // ---------- BD magic wall elements ----------------------------------------
4828
4829   {
4830     ED_DRAWING_ID_BD_MAGIC_WALL_DIAMOND_TO,
4831     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(6),
4832     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4833     GADGET_ID_BD_MAGIC_WALL_DIAMOND_TO,         GADGET_ID_NONE,
4834     &level.bd_magic_wall_diamond_to,            1, 1,
4835     "Changes diamonds to:", NULL, NULL, NULL,   "Element to turn diamonds to"
4836   },
4837   {
4838     ED_DRAWING_ID_BD_MAGIC_WALL_ROCK_TO,
4839     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(7),
4840     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4841     GADGET_ID_BD_MAGIC_WALL_ROCK_TO,            GADGET_ID_NONE,
4842     &level.bd_magic_wall_rock_to,               1, 1,
4843     "Changes rocks to:", NULL, NULL, NULL,      "Element to turn rocks to"
4844   },
4845   {
4846     ED_DRAWING_ID_BD_MAGIC_WALL_MEGA_ROCK_TO,
4847     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(8),
4848     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4849     GADGET_ID_BD_MAGIC_WALL_MEGA_ROCK_TO,       GADGET_ID_NONE,
4850     &level.bd_magic_wall_mega_rock_to,          1, 1,
4851     "Changes mega rocks to:", NULL, NULL, NULL, "Element to turn mega rocks to"
4852   },
4853   {
4854     ED_DRAWING_ID_BD_MAGIC_WALL_NUT_TO,
4855     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(9),
4856     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4857     GADGET_ID_BD_MAGIC_WALL_NUT_TO,             GADGET_ID_NONE,
4858     &level.bd_magic_wall_nut_to,                1, 1,
4859     "Changes nuts to:", NULL, NULL, NULL,       "Element to turn nuts to"
4860   },
4861   {
4862     ED_DRAWING_ID_BD_MAGIC_WALL_NITRO_PACK_TO,
4863     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(10),
4864     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4865     GADGET_ID_BD_MAGIC_WALL_NITRO_PACK_TO,      GADGET_ID_NONE,
4866     &level.bd_magic_wall_nitro_pack_to,         1, 1,
4867     "Changes nitro packs to:", NULL, NULL, NULL, "Element to turn nitro packs to"
4868   },
4869   {
4870     ED_DRAWING_ID_BD_MAGIC_WALL_FLYING_DIAMOND_TO,
4871     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(11),
4872     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4873     GADGET_ID_BD_MAGIC_WALL_FLYING_DIAMOND_TO,  GADGET_ID_NONE,
4874     &level.bd_magic_wall_flying_diamond_to,     1, 1,
4875     "Changes flying diamonds to:", NULL, NULL, NULL, "Element to turn flying diamonds to"
4876   },
4877   {
4878     ED_DRAWING_ID_BD_MAGIC_WALL_FLYING_ROCK_TO,
4879     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(12),
4880     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4881     GADGET_ID_BD_MAGIC_WALL_FLYING_ROCK_TO,     GADGET_ID_NONE,
4882     &level.bd_magic_wall_flying_rock_to,        1, 1,
4883     "Changes flying rocks to:", NULL, NULL, NULL, "Element to turn flying rocks to"
4884   },
4885
4886   // ---------- BD amoeba 1 content -------------------------------------------
4887
4888   {
4889     ED_DRAWING_ID_BD_AMOEBA_1_CONTENT_TOO_BIG,
4890     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(7),
4891     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4892     GADGET_ID_BD_AMOEBA_1_CONTENT_TOO_BIG,      GADGET_ID_NONE,
4893     &level.bd_amoeba_1_content_too_big,         1, 1,
4894     "If too big, changes to:", NULL, NULL, NULL, "Amoeba 1 content if too big"
4895   },
4896   {
4897     ED_DRAWING_ID_BD_AMOEBA_1_CONTENT_ENCLOSED,
4898     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(8),
4899     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4900     GADGET_ID_BD_AMOEBA_1_CONTENT_ENCLOSED,     GADGET_ID_NONE,
4901     &level.bd_amoeba_1_content_enclosed,        1, 1,
4902     "If enclosed, changes to:", NULL, NULL, NULL, "Amoeba 1 content if enclosed"
4903   },
4904
4905   // ---------- BD amoeba 2 content -------------------------------------------
4906
4907   {
4908     ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_TOO_BIG,
4909     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(7),
4910     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4911     GADGET_ID_BD_AMOEBA_2_CONTENT_TOO_BIG,      GADGET_ID_NONE,
4912     &level.bd_amoeba_2_content_too_big,         1, 1,
4913     "If too big, changes to:", NULL, NULL, NULL, "Amoeba 2 content if too big"
4914   },
4915   {
4916     ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_ENCLOSED,
4917     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(8),
4918     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4919     GADGET_ID_BD_AMOEBA_2_CONTENT_ENCLOSED,     GADGET_ID_NONE,
4920     &level.bd_amoeba_2_content_enclosed,        1, 1,
4921     "If enclosed, changes to:", NULL, NULL, NULL, "Amoeba 2 content if enclosed"
4922   },
4923   {
4924     ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_EXPLODING,
4925     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(10),
4926     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4927     GADGET_ID_BD_AMOEBA_2_CONTENT_EXPLODING,    GADGET_ID_NONE,
4928     &level.bd_amoeba_2_content_exploding,       1, 1,
4929     "If exploding, changes to:", NULL, NULL, NULL, "Amoeba 2 content if exploding"
4930   },
4931   {
4932     ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_LOOKS_LIKE,
4933     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(11),
4934     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4935     GADGET_ID_BD_AMOEBA_2_CONTENT_LOOKS_LIKE,   GADGET_ID_NONE,
4936     &level.bd_amoeba_2_content_looks_like,      1, 1,
4937     "Use graphic of element:", NULL, NULL, NULL, "Amoeba 2 looks like this element"
4938   },
4939   {
4940     ED_DRAWING_ID_BD_SLIME_EATS_ELEMENT_1,
4941     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(5),
4942     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4943     GADGET_ID_BD_SLIME_EATS_ELEMENT_1,          GADGET_ID_NONE,
4944     &level.bd_slime_eats_element_1,             1, 1,
4945     "Can eat:", NULL, NULL, NULL,               "Element that can be eaten"
4946   },
4947   {
4948     ED_DRAWING_ID_BD_SLIME_CONVERTS_TO_ELEMENT_1,
4949     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(5),
4950     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4951     GADGET_ID_BD_SLIME_CONVERTS_TO_ELEMENT_1,   GADGET_ID_BD_SLIME_EATS_ELEMENT_1,
4952     &level.bd_slime_converts_to_element_1,      1, 1,
4953     " and convert to:", NULL, NULL, NULL,       "Eaten element is converted to"
4954   },
4955   {
4956     ED_DRAWING_ID_BD_SLIME_EATS_ELEMENT_2,
4957     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(6),
4958     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4959     GADGET_ID_BD_SLIME_EATS_ELEMENT_2,          GADGET_ID_NONE,
4960     &level.bd_slime_eats_element_2,             1, 1,
4961     "Can eat:", NULL, NULL, NULL,               "Element that can be eaten"
4962   },
4963   {
4964     ED_DRAWING_ID_BD_SLIME_CONVERTS_TO_ELEMENT_2,
4965     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(6),
4966     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4967     GADGET_ID_BD_SLIME_CONVERTS_TO_ELEMENT_2,   GADGET_ID_BD_SLIME_EATS_ELEMENT_2,
4968     &level.bd_slime_converts_to_element_2,      1, 1,
4969     " and convert to:", NULL, NULL, NULL,       "Eaten element is converted to"
4970   },
4971   {
4972     ED_DRAWING_ID_BD_SLIME_EATS_ELEMENT_3,
4973     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(7),
4974     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4975     GADGET_ID_BD_SLIME_EATS_ELEMENT_3,          GADGET_ID_NONE,
4976     &level.bd_slime_eats_element_3,             1, 1,
4977     "Can eat:", NULL, NULL, NULL,               "Element that can be eaten"
4978   },
4979   {
4980     ED_DRAWING_ID_BD_SLIME_CONVERTS_TO_ELEMENT_3,
4981     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(7),
4982     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4983     GADGET_ID_BD_SLIME_CONVERTS_TO_ELEMENT_3,   GADGET_ID_BD_SLIME_EATS_ELEMENT_3,
4984     &level.bd_slime_converts_to_element_3,      1, 1,
4985     " and convert to:", NULL, NULL, NULL,       "Eaten element is converted to"
4986   },
4987   {
4988     ED_DRAWING_ID_BD_ACID_EATS_ELEMENT,
4989     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(1),
4990     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4991     GADGET_ID_BD_ACID_EATS_ELEMENT,             GADGET_ID_NONE,
4992     &level.bd_acid_eats_element,                1, 1,
4993     "Can eat:", NULL, NULL, NULL,               "Eats this element when spreading"
4994   },
4995   {
4996     ED_DRAWING_ID_BD_ACID_TURNS_TO_ELEMENT,
4997     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(3),
4998     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
4999     GADGET_ID_BD_ACID_TURNS_TO_ELEMENT,         GADGET_ID_NONE,
5000     &level.bd_acid_turns_to_element,            1, 1,
5001     "Can leave behind:", NULL, NULL, NULL,      "Turns to this element after spreading"
5002   },
5003   {
5004     ED_DRAWING_ID_BD_BITER_EATS_ELEMENT,
5005     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(2),
5006     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5007     GADGET_ID_BD_BITER_EATS_ELEMENT,            GADGET_ID_NONE,
5008     &level.bd_biter_eats_element,               1, 1,
5009     "Can eat:", NULL, NULL, NULL,               "Eats this element when moving"
5010   },
5011   {
5012     ED_DRAWING_ID_BD_BLADDER_CONVERTS_BY_ELEMENT,
5013     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(1),
5014     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5015     GADGET_ID_BD_BLADDER_CONVERTS_BY_ELEMENT,   GADGET_ID_NONE,
5016     &level.bd_bladder_converts_by_element,      1, 1,
5017     "Turns to clock by touching:", NULL, NULL, NULL, "Turns to clock by touching element"
5018   },
5019   {
5020     ED_DRAWING_ID_BD_NUT_CONTENT,
5021     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(1),
5022     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5023     GADGET_ID_BD_NUT_CONTENT,                   GADGET_ID_NONE,
5024     &level.bd_nut_content,                      1, 1,
5025     "When breaking, changes to:", NULL, NULL, NULL, "Element created when breaking nut"
5026   },
5027   {
5028     ED_DRAWING_ID_BD_EXPANDING_WALL_LOOKS_LIKE,
5029     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(1),
5030     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5031     GADGET_ID_BD_EXPANDING_WALL_LOOKS_LIKE,     GADGET_ID_NONE,
5032     &level.bd_expanding_wall_looks_like,        1, 1,
5033     "Use graphic of element:", NULL, NULL, NULL, "Expanding wall looks like this element"
5034   },
5035   {
5036     ED_DRAWING_ID_BD_SAND_LOOKS_LIKE,
5037     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(0),
5038     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5039     GADGET_ID_BD_SAND_LOOKS_LIKE,               GADGET_ID_NONE,
5040     &level.bd_sand_looks_like,                  1, 1,
5041     "Use graphic of element:", NULL, NULL, NULL, "Sand looks like this element"
5042   },
5043   {
5044     ED_DRAWING_ID_BD_ROCK_TURNS_TO_ON_FALLING,
5045     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(2),
5046     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5047     GADGET_ID_BD_ROCK_TURNS_TO_ON_FALLING,      GADGET_ID_NONE,
5048     &level.bd_rock_turns_to_on_falling,         1, 1,
5049     "Turns to when falling:", NULL, NULL, NULL, "Changes to this when falling starts"
5050   },
5051   {
5052     ED_DRAWING_ID_BD_ROCK_TURNS_TO_ON_IMPACT,
5053     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(3),
5054     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5055     GADGET_ID_BD_ROCK_TURNS_TO_ON_IMPACT,       GADGET_ID_NONE,
5056     &level.bd_rock_turns_to_on_impact,          1, 1,
5057     "Turns to on impact:", NULL, NULL, NULL,    "Changes to this when falling stops"
5058   },
5059   {
5060     ED_DRAWING_ID_BD_DIAMOND_TURNS_TO_ON_FALLING,
5061     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(2),
5062     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5063     GADGET_ID_BD_DIAMOND_TURNS_TO_ON_FALLING,   GADGET_ID_NONE,
5064     &level.bd_diamond_turns_to_on_falling,      1, 1,
5065     "Turns to when falling:", NULL, NULL, NULL, "Changes to this when falling starts"
5066   },
5067   {
5068     ED_DRAWING_ID_BD_DIAMOND_TURNS_TO_ON_IMPACT,
5069     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(3),
5070     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5071     GADGET_ID_BD_DIAMOND_TURNS_TO_ON_IMPACT,    GADGET_ID_NONE,
5072     &level.bd_diamond_turns_to_on_impact,       1, 1,
5073     "Turns to on impact:", NULL, NULL, NULL,    "Changes to this when falling stops"
5074   },
5075   {
5076     ED_DRAWING_ID_BD_FIREFLY_1_EXPLODES_TO,
5077     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(0),
5078     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5079     GADGET_ID_BD_FIREFLY_1_EXPLODES_TO,         GADGET_ID_NONE,
5080     &level.bd_firefly_1_explodes_to,            1, 1,
5081     "Explodes to:", NULL, NULL, NULL,           "Changes to this when exploding"
5082   },
5083   {
5084     ED_DRAWING_ID_BD_FIREFLY_2_EXPLODES_TO,
5085     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(0),
5086     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5087     GADGET_ID_BD_FIREFLY_2_EXPLODES_TO,         GADGET_ID_NONE,
5088     &level.bd_firefly_2_explodes_to,            1, 1,
5089     "Explodes to:", NULL, NULL, NULL,           "Changes to this when exploding"
5090   },
5091   {
5092     ED_DRAWING_ID_BD_BUTTERFLY_1_EXPLODES_TO,
5093     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(0),
5094     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5095     GADGET_ID_BD_BUTTERFLY_1_EXPLODES_TO,       GADGET_ID_NONE,
5096     &level.bd_butterfly_1_explodes_to,          1, 1,
5097     "Explodes to:", NULL, NULL, NULL,           "Changes to this when exploding"
5098   },
5099   {
5100     ED_DRAWING_ID_BD_BUTTERFLY_2_EXPLODES_TO,
5101     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(0),
5102     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5103     GADGET_ID_BD_BUTTERFLY_2_EXPLODES_TO,       GADGET_ID_NONE,
5104     &level.bd_butterfly_2_explodes_to,          1, 1,
5105     "Explodes to:", NULL, NULL, NULL,           "Changes to this when exploding"
5106   },
5107   {
5108     ED_DRAWING_ID_BD_STONEFLY_EXPLODES_TO,
5109     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(0),
5110     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5111     GADGET_ID_BD_STONEFLY_EXPLODES_TO,          GADGET_ID_NONE,
5112     &level.bd_stonefly_explodes_to,             1, 1,
5113     "Explodes to:", NULL, NULL, NULL,           "Changes to this when exploding"
5114   },
5115   {
5116     ED_DRAWING_ID_BD_DRAGONFLY_EXPLODES_TO,
5117     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(0),
5118     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5119     GADGET_ID_BD_DRAGONFLY_EXPLODES_TO,         GADGET_ID_NONE,
5120     &level.bd_dragonfly_explodes_to,            1, 1,
5121     "Explodes to:", NULL, NULL, NULL,           "Changes to this when exploding"
5122   },
5123   {
5124     ED_DRAWING_ID_BD_DIAMOND_BIRTH_TURNS_TO,
5125     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(1),
5126     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5127     GADGET_ID_BD_DIAMOND_BIRTH_TURNS_TO,        GADGET_ID_NONE,
5128     &level.bd_diamond_birth_turns_to,           1, 1,
5129     "Explosion ends in:", NULL, NULL, NULL,     "Changes to this after explosion"
5130   },
5131   {
5132     ED_DRAWING_ID_BD_BOMB_EXPLOSION_TURNS_TO,
5133     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(0),
5134     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5135     GADGET_ID_BD_BOMB_EXPLOSION_TURNS_TO,       GADGET_ID_NONE,
5136     &level.bd_bomb_explosion_turns_to,          1, 1,
5137     "Explosion ends in:", NULL, NULL, NULL,     "Changes to this after explosion"
5138   },
5139   {
5140     ED_DRAWING_ID_BD_NITRO_EXPLOSION_TURNS_TO,
5141     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(0),
5142     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5143     GADGET_ID_BD_NITRO_EXPLOSION_TURNS_TO,      GADGET_ID_NONE,
5144     &level.bd_nitro_explosion_turns_to,         1, 1,
5145     "Explosion ends in:", NULL, NULL, NULL,     "Changes to this after explosion"
5146   },
5147   {
5148     ED_DRAWING_ID_BD_EXPLOSION_TURNS_TO,
5149     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(1),
5150     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5151     GADGET_ID_BD_EXPLOSION_TURNS_TO,            GADGET_ID_NONE,
5152     &level.bd_explosion_turns_to,               1, 1,
5153     "Explosion ends in:", NULL, NULL, NULL,     "Changes to this after explosion"
5154   },
5155
5156   // ---------- level start element -------------------------------------------
5157
5158   {
5159     ED_DRAWING_ID_START_ELEMENT,
5160     -1,                                         ED_AREA_1X1_SETTINGS_YPOS(10),
5161     0,                                          ED_AREA_1X1_SETTINGS_YOFF,
5162     GADGET_ID_START_ELEMENT,                    GADGET_ID_USE_START_ELEMENT,
5163     &level.start_element[0],                    1, 1,
5164     NULL, NULL, NULL, NULL,                     "Level start element"
5165   },
5166
5167   // ---------- player artwork element ----------------------------------------
5168
5169   {
5170     ED_DRAWING_ID_ARTWORK_ELEMENT,
5171     -1,                                         ED_AREA_1X1_SETTINGS_YPOS(11),
5172     0,                                          ED_AREA_1X1_SETTINGS_YOFF,
5173     GADGET_ID_ARTWORK_ELEMENT,                  GADGET_ID_USE_ARTWORK_ELEMENT,
5174     &level.artwork_element[0],                  1, 1,
5175     NULL, NULL, NULL, NULL,                     "Element for player artwork"
5176   },
5177
5178   // ---------- player explosion element --------------------------------------
5179
5180   {
5181     ED_DRAWING_ID_EXPLOSION_ELEMENT,
5182     -1,                                         ED_AREA_1X1_SETTINGS_YPOS(12),
5183     0,                                          ED_AREA_1X1_SETTINGS_YOFF,
5184     GADGET_ID_EXPLOSION_ELEMENT,                GADGET_ID_USE_EXPLOSION_ELEMENT,
5185     &level.explosion_element[0],                1, 1,
5186     NULL, NULL, NULL, NULL,                     "Element for player explosion"
5187   },
5188
5189   // ---------- player initial inventory --------------------------------------
5190
5191   {
5192     ED_DRAWING_ID_INVENTORY_CONTENT,
5193     -1,                                         ED_AREA_1X1_SETTINGS_YPOS(1),
5194     0,                                          ED_AREA_1X1_SETTINGS_YOFF,
5195     GADGET_ID_INVENTORY_CONTENT,                GADGET_ID_USE_INITIAL_INVENTORY,
5196     &level.initial_inventory_content[0][0],     MAX_INITIAL_INVENTORY_SIZE, 1,
5197     NULL, NULL, NULL, NULL,                     "Content for initial inventory"
5198   },
5199
5200   // ---------- gray ball content -----------------------------------------
5201
5202   {
5203     ED_DRAWING_ID_MM_BALL_CONTENT,
5204     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(2),
5205     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5206     GADGET_ID_MM_BALL_CONTENT,                  GADGET_ID_NONE,
5207     &level.mm_ball_content[0],                  MAX_MM_BALL_CONTENTS, 1,
5208     "Content:", NULL, NULL, NULL,               "Content for gray ball"
5209   },
5210
5211   // ---------- element settings: configure 1 (custom elements) ---------------
5212
5213   // ---------- custom graphic ------------------------------------------------
5214
5215   {
5216     ED_DRAWING_ID_CUSTOM_GRAPHIC,
5217     -1,                                         ED_AREA_1X1_SETTINGS_YPOS(1),
5218     0,                                          ED_AREA_1X1_SETTINGS_YOFF,
5219     GADGET_ID_CUSTOM_GRAPHIC,                   GADGET_ID_CUSTOM_USE_GRAPHIC,
5220     &custom_element.gfx_element_initial,        1, 1,
5221     NULL, NULL, NULL, NULL,                     "Custom graphic element"
5222   },
5223
5224   // ---------- element settings: configure 2 (custom elements) ---------------
5225
5226   // ---------- custom content (when exploding) -------------------------------
5227
5228   {
5229     ED_DRAWING_ID_CUSTOM_CONTENT,
5230     -1,                                         ED_AREA_3X3_SETTINGS_YPOS(11),
5231     0,                                          ED_AREA_3X3_SETTINGS_YOFF,
5232     GADGET_ID_CUSTOM_CONTENT,                   GADGET_ID_NONE,         // align three rows
5233     &custom_element.content.e[0][0],            3, 3,
5234     "Content:", NULL, NULL, NULL,               NULL
5235   },
5236
5237   // ---------- custom enter and leave element (when moving) ------------------
5238
5239   {
5240     ED_DRAWING_ID_CUSTOM_MOVE_ENTER,
5241     ED_AREA_1X1_SETTINGS_XPOS(1),               ED_AREA_1X1_SETTINGS_YPOS(3),
5242     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5243     GADGET_ID_CUSTOM_MOVE_ENTER,                GADGET_ID_NONE,
5244     &custom_element.move_enter_element,         1, 1,
5245     "Can dig:", " ", NULL, NULL,                "Element that can be digged/collected"
5246   },
5247   {
5248     ED_DRAWING_ID_CUSTOM_MOVE_LEAVE,
5249     -1,                                         ED_AREA_1X1_SETTINGS_YPOS(3),
5250     0,                                          ED_AREA_1X1_SETTINGS_YOFF,
5251     GADGET_ID_CUSTOM_MOVE_LEAVE,                GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
5252     &custom_element.move_leave_element,         1, 1,
5253     NULL, NULL, NULL, NULL,                     "Element that will be left behind"
5254   },
5255
5256   // ---------- element settings: advanced (custom elements) ------------------
5257
5258   // ---------- custom change target ------------------------------------------
5259
5260   {
5261     ED_DRAWING_ID_CUSTOM_CHANGE_TARGET,
5262     -1,                                         ED_AREA_1X1_SETTINGS_YPOS(1),
5263     0,                                          ED_AREA_1X1_SETTINGS_YOFF,
5264     GADGET_ID_CUSTOM_CHANGE_TARGET,             GADGET_ID_CUSTOM_CAN_CHANGE,
5265     &custom_element_change.target_element,      1, 1,
5266     NULL, "after/when:", NULL, NULL,            "New target element after change"
5267   },
5268
5269   // ---------- custom change content (extended change target) ----------------
5270
5271   {
5272     ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT,
5273     -1,                                         ED_AREA_3X3_SETTINGS_YPOS(9),
5274     0,                                          ED_AREA_3X3_SETTINGS_YOFF,
5275     GADGET_ID_CUSTOM_CHANGE_CONTENT,            GADGET_ID_NONE,         // align three rows
5276     &custom_element_change.target_content.e[0][0], 3, 3,
5277     NULL, NULL, NULL, NULL,                     "New extended elements after change"
5278   },
5279
5280   // ---------- custom change trigger (element causing change) ----------------
5281
5282   {
5283     ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER,
5284     -1,                                         ED_AREA_1X1_SETTINGS_YPOS(5),
5285     0,                                          ED_AREA_1X1_SETTINGS_YOFF,
5286     GADGET_ID_CUSTOM_CHANGE_TRIGGER,            GADGET_ID_CHANGE_OTHER_ACTION,
5287     &custom_element_change.initial_trigger_element, 1, 1,
5288     NULL, NULL, NULL, NULL,                     "Other element triggering change"
5289   },
5290
5291   // ---------- custom change action (element used for action) ----------------
5292
5293   {
5294     ED_DRAWING_ID_CUSTOM_CHANGE_ACTION,
5295     -1,                                         ED_AREA_1X1_SETTINGS_YPOS(13),
5296     0,                                          ED_AREA_1X1_SETTINGS_YOFF,
5297     GADGET_ID_CUSTOM_CHANGE_ACTION,             GADGET_ID_ACTION_ARG,
5298     &custom_element_change.action_element,      1, 1,
5299     NULL, NULL, NULL, NULL,                     "Element used as action parameter"
5300   },
5301
5302   // ---------- group element content -----------------------------------------
5303
5304   {
5305     ED_DRAWING_ID_GROUP_CONTENT,
5306     ED_AREA_1X1_SETTINGS_XPOS(0),               ED_AREA_1X1_SETTINGS_YPOS(2),
5307     ED_AREA_1X1_SETTINGS_XOFF,                  ED_AREA_1X1_SETTINGS_YOFF,
5308     GADGET_ID_GROUP_CONTENT,                    GADGET_ID_NONE,
5309     &group_element_info.element[0],             MAX_ELEMENTS_IN_GROUP, 1,
5310     "Content:", NULL, NULL, NULL,               NULL
5311   },
5312
5313   // ---------- random background (for random painting) -----------------------
5314
5315   {
5316     ED_DRAWING_ID_RANDOM_BACKGROUND,
5317     -1,                                         ED_AREA_1X1_LSETTINGS_YPOS(1),
5318     0,                                          ED_AREA_1X1_LSETTINGS_YOFF,
5319     GADGET_ID_RANDOM_BACKGROUND,                GADGET_ID_RANDOM_RESTRICTED,
5320     &random_placement_background_element,       1, 1,
5321     NULL, NULL, NULL, NULL,                     "Random placement background"
5322   },
5323 };
5324
5325
5326 // ----------------------------------------------------------------------------
5327 // some internally used variables
5328 // ----------------------------------------------------------------------------
5329
5330 // maximal size of level editor drawing area
5331 static int MAX_ED_FIELDX, MAX_ED_FIELDY;
5332
5333 // actual size of level editor drawing area
5334 static int ed_fieldx, ed_fieldy;
5335
5336 // actual position of level editor drawing area in level playfield
5337 static int level_xpos = -1, level_ypos = -1;
5338
5339 // actual tile size used to display playfield drawing area
5340 static int ed_tilesize = DEFAULT_EDITOR_TILESIZE;
5341 static int ed_tilesize_default = DEFAULT_EDITOR_TILESIZE;
5342
5343 #define IN_ED_FIELD(x, y)       IN_FIELD(x, y, ed_fieldx, ed_fieldy)
5344
5345 // drawing elements on the three mouse buttons
5346 static int new_element1 = EL_WALL;
5347 static int new_element2 = EL_EMPTY;
5348 static int new_element3 = EL_SAND;
5349
5350 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
5351 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
5352                                 (button) == 2 ? new_element2 : \
5353                                 (button) == 3 ? new_element3 : EL_EMPTY)
5354
5355 #define BUTTON_TILE_SIZE(x)     ((x) >= TILESIZE ? TILESIZE : MINI_TILESIZE)
5356
5357 static int use_permanent_palette = TRUE;
5358
5359 #define PX              (use_permanent_palette ? DX : SX)
5360 #define PY              (use_permanent_palette ? DY : SY)
5361 #define PXSIZE          (use_permanent_palette ? DXSIZE : SXSIZE)
5362 #define PYSIZE          (use_permanent_palette ? DYSIZE : SYSIZE)
5363
5364 // forward declaration for internal use
5365 static void CopyBrushToCursor(int, int);
5366 static void DeleteBrushFromCursor(void);
5367 static void ModifyEditorCounterValue(int, int);
5368 static void ModifyEditorCounterLimits(int, int, int);
5369 static void ModifyEditorSelectboxValue(int, int);
5370 static void ModifyEditorSelectboxOptions(int, struct ValueTextInfo *);
5371 static void ModifyEditorDrawingArea(int, int, int);
5372 static void ModifyEditorElementList(void);
5373 static void AdjustElementListScrollbar(void);
5374 static void RedrawDrawingElements(void);
5375 static void DrawDrawingWindowExt(boolean);
5376 static void DrawDrawingWindow(void);
5377 static void DrawLevelConfigWindow(void);
5378 static void DrawPropertiesWindow(void);
5379 static void DrawPaletteWindow(void);
5380 static void UpdateCustomElementGraphicGadgets(void);
5381 static boolean checkPropertiesConfig(int);
5382 static void SetAutomaticNumberOfGemsNeeded(void);
5383 static void ClearEditorGadgetInfoText(void);
5384 static void CopyLevelToUndoBuffer(int);
5385 static void HandleDrawingAreas(struct GadgetInfo *);
5386 static void HandleCounterButtons(struct GadgetInfo *);
5387 static void HandleTextInputGadgets(struct GadgetInfo *);
5388 static void HandleTextAreaGadgets(struct GadgetInfo *);
5389 static void HandleSelectboxGadgets(struct GadgetInfo *);
5390 static void HandleTextbuttonGadgets(struct GadgetInfo *);
5391 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
5392 static void HandleRadiobuttons(struct GadgetInfo *);
5393 static void HandleCheckbuttons(struct GadgetInfo *);
5394 static void HandleControlButtons(struct GadgetInfo *);
5395 static void HandleDrawingAreaInfo(struct GadgetInfo *);
5396 static void PrintEditorGadgetInfoText(struct GadgetInfo *);
5397 static boolean AskToCopyAndModifyLevelTemplate(void);
5398 static boolean getDrawModeHiRes(void);
5399 static int getTabulatorBarWidth(void);
5400 static int getTabulatorBarHeight(void);
5401 static Pixel getTabulatorBarColor(void);
5402 static int numHiresTiles(int);
5403
5404 static int num_editor_gadgets = 0;      // dynamically determined
5405
5406 static struct GadgetInfo **level_editor_gadget = NULL;
5407 static int *right_gadget_border = NULL;
5408
5409 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
5410 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
5411 static boolean draw_with_brush = FALSE;
5412 static int properties_element = 0;
5413
5414 static short TileBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
5415 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
5416 static short IntelliDrawBuffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
5417 static int undo_buffer_position = 0;
5418 static int undo_buffer_steps = 0;
5419 static int redo_buffer_steps = 0;
5420
5421 static int edit_mode;
5422 static int edit_mode_levelconfig;
5423 static int edit_mode_engineconfig;
5424 static int edit_mode_properties;
5425
5426 static int element_shift = 0;
5427
5428 static int editor_el_players[] =
5429 {
5430   EL_PLAYER_1,
5431   EL_PLAYER_2,
5432   EL_PLAYER_3,
5433   EL_PLAYER_4
5434 };
5435 static int *editor_el_players_ptr = editor_el_players;
5436 static int num_editor_el_players = ARRAY_SIZE(editor_el_players);
5437
5438 static int editor_hl_boulderdash[] =
5439 {
5440   EL_INTERNAL_CASCADE_BD_ACTIVE,
5441   EL_CHAR('B'),
5442   EL_CHAR('D'),
5443   EL_EMPTY,
5444 };
5445
5446 static int editor_el_boulderdash[] =
5447 {
5448   EL_EMPTY,
5449   EL_SAND,
5450   EL_BD_ROCK,
5451   EL_BD_DIAMOND,
5452
5453   EL_STEELWALL,
5454   EL_BD_WALL,
5455   EL_BD_EXPANDABLE_WALL,
5456   EL_BD_MAGIC_WALL,
5457
5458   EL_BD_AMOEBA,
5459   EL_BD_BUTTERFLY_UP,
5460   EL_BD_FIREFLY_UP,
5461   EL_EXIT_CLOSED,
5462
5463   EL_BD_BUTTERFLY_LEFT,
5464   EL_BD_FIREFLY_LEFT,
5465   EL_BD_BUTTERFLY_RIGHT,
5466   EL_BD_FIREFLY_RIGHT,
5467
5468   EL_EMPTY,
5469   EL_BD_BUTTERFLY_DOWN,
5470   EL_BD_FIREFLY_DOWN,
5471   EL_EXIT_OPEN,
5472 };
5473 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
5474 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
5475 static int num_editor_hl_boulderdash = ARRAY_SIZE(editor_hl_boulderdash);
5476 static int num_editor_el_boulderdash = ARRAY_SIZE(editor_el_boulderdash);
5477
5478 static int editor_hl_boulderdash_native[] =
5479 {
5480   EL_INTERNAL_CASCADE_BD_NATIVE_ACTIVE,
5481   EL_CHAR('B'),
5482   EL_CHAR('D'),
5483   EL_EMPTY,
5484 };
5485
5486 static int editor_el_boulderdash_native[] =
5487 {
5488   EL_EMPTY,
5489   EL_BD_SAND_1,
5490   EL_BD_ROCK_NATIVE,
5491   EL_BD_DIAMOND_NATIVE,
5492
5493   EL_BD_INBOX,
5494   EL_BD_STEELWALL,
5495   EL_BD_WALL_NATIVE,
5496   EL_BD_MAGIC_WALL_NATIVE,
5497
5498   EL_BD_AMOEBA_1,
5499   EL_BD_BUTTERFLY_1_UP,
5500   EL_BD_FIREFLY_1_UP,
5501   EL_BD_EXIT_CLOSED,
5502
5503   EL_BD_BUTTERFLY_1_LEFT,
5504   EL_BD_FIREFLY_1_LEFT,
5505   EL_BD_BUTTERFLY_1_RIGHT,
5506   EL_BD_FIREFLY_1_RIGHT,
5507
5508   EL_BD_SAND_2,
5509   EL_BD_BUTTERFLY_1_DOWN,
5510   EL_BD_FIREFLY_1_DOWN,
5511   EL_BD_EXIT_OPEN,
5512
5513   EL_BD_AMOEBA_2,
5514   EL_BD_BUTTERFLY_2_UP,
5515   EL_BD_FIREFLY_2_UP,
5516   EL_BD_SLIME,
5517
5518   EL_BD_BUTTERFLY_2_LEFT,
5519   EL_BD_FIREFLY_2_LEFT,
5520   EL_BD_BUTTERFLY_2_RIGHT,
5521   EL_BD_FIREFLY_2_RIGHT,
5522
5523   EL_BD_BOMB,
5524   EL_BD_BUTTERFLY_2_DOWN,
5525   EL_BD_FIREFLY_2_DOWN,
5526   EL_BD_FLYING_DIAMOND,
5527
5528   EL_BD_NITRO_PACK,
5529   EL_BD_DRAGONFLY_UP,
5530   EL_BD_STONEFLY_UP,
5531   EL_BD_DIAMOND_GLUED,
5532
5533   EL_BD_DRAGONFLY_LEFT,
5534   EL_BD_STONEFLY_LEFT,
5535   EL_BD_DRAGONFLY_RIGHT,
5536   EL_BD_STONEFLY_RIGHT,
5537
5538   EL_BD_NUT,
5539   EL_BD_DRAGONFLY_DOWN,
5540   EL_BD_STONEFLY_DOWN,
5541   EL_EMPTY,
5542
5543   EL_BD_BITER_SWITCH_1,
5544   EL_BD_BITER_UP,
5545   EL_BD_COW_UP,
5546   EL_EMPTY,
5547
5548   EL_BD_BITER_LEFT,
5549   EL_BD_COW_LEFT,
5550   EL_BD_BITER_RIGHT,
5551   EL_BD_COW_RIGHT,
5552
5553   EL_BD_VOODOO_DOLL,
5554   EL_BD_BITER_DOWN,
5555   EL_BD_COW_DOWN,
5556   EL_BD_GHOST,
5557
5558   EL_BD_SAND_GLUED,
5559   EL_BD_SAND_BALL,
5560   EL_BD_SAND_LOOSE,
5561   EL_BD_WALL_NON_SLOPED,
5562
5563   EL_BD_SAND_SLOPED_UP_LEFT,
5564   EL_BD_SAND_SLOPED_UP_RIGHT,
5565   EL_BD_WALL_SLOPED_UP_LEFT,
5566   EL_BD_WALL_SLOPED_UP_RIGHT,
5567
5568   EL_BD_SAND_SLOPED_DOWN_LEFT,
5569   EL_BD_SAND_SLOPED_DOWN_RIGHT,
5570   EL_BD_WALL_SLOPED_DOWN_LEFT,
5571   EL_BD_WALL_SLOPED_DOWN_RIGHT,
5572
5573   EL_BD_FLYING_ROCK,
5574   EL_BD_ROCK_GLUED,
5575   EL_BD_STEELWALL_SLOPED_UP_LEFT,
5576   EL_BD_STEELWALL_SLOPED_UP_RIGHT,
5577
5578   EL_BD_WAITING_ROCK,
5579   EL_BD_CHASING_ROCK,
5580   EL_BD_STEELWALL_SLOPED_DOWN_LEFT,
5581   EL_BD_STEELWALL_SLOPED_DOWN_RIGHT,
5582
5583   EL_BD_MEGA_ROCK,
5584   EL_BD_SWEET,
5585   EL_BD_INVISIBLE_EXIT_CLOSED,
5586   EL_BD_INVISIBLE_EXIT_OPEN,
5587
5588   EL_BD_STEELWALL_EXPLODABLE,
5589   EL_BD_STEELWALL_DIGGABLE,
5590   EL_BD_WALL_DIGGABLE,
5591   EL_BD_FALLING_WALL,
5592
5593   EL_BD_EXPANDABLE_WALL_HORIZONTAL,
5594   EL_BD_EXPANDABLE_WALL_VERTICAL,
5595   EL_BD_EXPANDABLE_WALL_ANY,
5596   EL_BD_EXPANDABLE_WALL_SWITCH,
5597
5598   EL_BD_EXPANDABLE_STEELWALL_HORIZONTAL,
5599   EL_BD_EXPANDABLE_STEELWALL_VERTICAL,
5600   EL_BD_EXPANDABLE_STEELWALL_ANY,
5601   EL_BD_CREATURE_SWITCH,
5602
5603   EL_BD_BLADDER,
5604   EL_BD_BLADDER_SPENDER,
5605   EL_BD_REPLICATOR,
5606   EL_BD_REPLICATOR_SWITCH,
5607
5608   EL_BD_CONVEYOR_LEFT,
5609   EL_BD_CONVEYOR_RIGHT,
5610   EL_BD_CONVEYOR_SWITCH,
5611   EL_BD_CONVEYOR_DIR_SWITCH,
5612
5613   EL_BD_CLOCK,
5614   EL_BD_TIME_PENALTY,
5615   EL_BD_GRAVESTONE,
5616   EL_BD_SKELETON,
5617
5618   EL_BD_WATER,
5619   EL_BD_ACID,
5620   EL_BD_LAVA,
5621   EL_BD_BOX,
5622
5623   EL_BD_GATE_1,
5624   EL_BD_GATE_2,
5625   EL_BD_GATE_3,
5626   EL_BD_TRAPPED_DIAMOND,
5627
5628   EL_BD_KEY_1,
5629   EL_BD_KEY_2,
5630   EL_BD_KEY_3,
5631   EL_BD_DIAMOND_KEY,
5632
5633   EL_BD_WALL_KEY_1,
5634   EL_BD_WALL_KEY_2,
5635   EL_BD_WALL_KEY_3,
5636   EL_BD_WALL_DIAMOND,
5637
5638   EL_BD_POT,
5639   EL_BD_GRAVITY_SWITCH,
5640   EL_BD_PNEUMATIC_HAMMER,
5641   EL_BD_TELEPORTER,
5642
5643   EL_BD_PLAYER,
5644   EL_BD_PLAYER_WITH_BOMB,
5645   EL_BD_PLAYER_WITH_ROCKET_LAUNCHER,
5646   EL_BD_ROCKET_LAUNCHER,
5647
5648   EL_BD_PLAYER_GLUED,
5649   EL_BD_PLAYER_STIRRING,
5650   EL_EMPTY,
5651   EL_EMPTY,
5652 };
5653 static int *editor_hl_boulderdash_native_ptr = editor_hl_boulderdash_native;
5654 static int *editor_el_boulderdash_native_ptr = editor_el_boulderdash_native;
5655 static int num_editor_hl_boulderdash_native = ARRAY_SIZE(editor_hl_boulderdash_native);
5656 static int num_editor_el_boulderdash_native = ARRAY_SIZE(editor_el_boulderdash_native);
5657
5658 static int editor_hl_boulderdash_effects[] =
5659 {
5660   EL_INTERNAL_CASCADE_BD_EFFECTS_ACTIVE,
5661   EL_CHAR('B'),
5662   EL_CHAR('D'),
5663   EL_CHAR('E'),
5664 };
5665
5666 static int editor_el_boulderdash_effects[] =
5667 {
5668   EL_BD_DIAMOND_NATIVE_FALLING,
5669   EL_BD_ROCK_NATIVE_FALLING,
5670   EL_BD_MEGA_ROCK_FALLING,
5671   EL_BD_FLYING_DIAMOND_FLYING,
5672
5673   EL_BD_FALLING_WALL_FALLING,
5674   EL_BD_NITRO_PACK_FALLING,
5675   EL_BD_NUT_FALLING,
5676   EL_BD_FLYING_ROCK_FLYING,
5677
5678   EL_BD_PLAYER_GROWING_1,
5679   EL_BD_PLAYER_GROWING_2,
5680   EL_BD_PLAYER_GROWING_3,
5681   EL_BD_PLAYER,
5682
5683   EL_BD_PLAYER_WITH_BOMB,
5684   EL_BD_PLAYER_STIRRING,
5685   EL_BD_EXIT_OPEN,
5686   EL_BD_INVISIBLE_EXIT_OPEN,
5687
5688   EL_BD_BLADDER_1,
5689   EL_BD_BLADDER_2,
5690   EL_BD_BLADDER_3,
5691   EL_BD_BLADDER_4,
5692
5693   EL_BD_BLADDER_5,
5694   EL_BD_BLADDER_6,
5695   EL_BD_BLADDER_7,
5696   EL_BD_BLADDER_8,
5697
5698   EL_BD_SAND_2,
5699   EL_BD_COW_ENCLOSED_1,
5700   EL_BD_COW_ENCLOSED_2,
5701   EL_BD_COW_ENCLOSED_3,
5702
5703   EL_BD_COW_ENCLOSED_4,
5704   EL_BD_COW_ENCLOSED_5,
5705   EL_BD_COW_ENCLOSED_6,
5706   EL_BD_COW_ENCLOSED_7,
5707
5708   EL_BD_WATER_1,
5709   EL_BD_WATER_2,
5710   EL_BD_WATER_3,
5711   EL_BD_WATER_4,
5712
5713   EL_BD_WATER_5,
5714   EL_BD_WATER_6,
5715   EL_BD_WATER_7,
5716   EL_BD_WATER_8,
5717
5718   EL_BD_WATER_9,
5719   EL_BD_WATER_10,
5720   EL_BD_WATER_11,
5721   EL_BD_WATER_12,
5722
5723   EL_BD_WATER_13,
5724   EL_BD_WATER_14,
5725   EL_BD_WATER_15,
5726   EL_BD_WATER_16,
5727
5728   EL_BD_BOMB_TICKING_1,
5729   EL_BD_BOMB_TICKING_2,
5730   EL_BD_BOMB_TICKING_3,
5731   EL_BD_BOMB_TICKING_4,
5732
5733   EL_BD_BOMB_TICKING_5,
5734   EL_BD_BOMB_TICKING_6,
5735   EL_BD_BOMB_TICKING_7,
5736   EL_EMPTY,
5737
5738   EL_BD_BOMB_EXPLODING_1,
5739   EL_BD_BOMB_EXPLODING_2,
5740   EL_BD_BOMB_EXPLODING_3,
5741   EL_BD_BOMB_EXPLODING_4,
5742
5743   EL_BD_NUT_BREAKING_1,
5744   EL_BD_NUT_BREAKING_2,
5745   EL_BD_NUT_BREAKING_3,
5746   EL_BD_NUT_BREAKING_4,
5747
5748   EL_BD_EXPLODING_1,
5749   EL_BD_EXPLODING_2,
5750   EL_BD_EXPLODING_3,
5751   EL_BD_EXPLODING_4,
5752
5753   EL_BD_EXPLODING_5,
5754   EL_BD_TIME_PENALTY,
5755   EL_BD_DIAMOND_NATIVE_GROWING_1,
5756   EL_BD_DIAMOND_NATIVE_GROWING_2,
5757
5758   EL_BD_DIAMOND_NATIVE_GROWING_3,
5759   EL_BD_DIAMOND_NATIVE_GROWING_4,
5760   EL_BD_DIAMOND_NATIVE_GROWING_5,
5761   EL_BD_NITRO_PACK_EXPLODING,
5762
5763   EL_BD_NITRO_PACK_EXPLODING_1,
5764   EL_BD_NITRO_PACK_EXPLODING_2,
5765   EL_BD_NITRO_PACK_EXPLODING_3,
5766   EL_BD_NITRO_PACK_EXPLODING_4,
5767
5768   EL_BD_ROCK_NATIVE_GROWING_1,
5769   EL_BD_ROCK_NATIVE_GROWING_2,
5770   EL_BD_ROCK_NATIVE_GROWING_3,
5771   EL_BD_ROCK_NATIVE_GROWING_4,
5772
5773   EL_BD_STEELWALL_GROWING_1,
5774   EL_BD_STEELWALL_GROWING_2,
5775   EL_BD_STEELWALL_GROWING_3,
5776   EL_BD_STEELWALL_GROWING_4,
5777
5778   EL_BD_CLOCK_GROWING_1,
5779   EL_BD_CLOCK_GROWING_2,
5780   EL_BD_CLOCK_GROWING_3,
5781   EL_BD_CLOCK_GROWING_4,
5782
5783   EL_BD_GHOST_EXPLODING_1,
5784   EL_BD_GHOST_EXPLODING_2,
5785   EL_BD_GHOST_EXPLODING_3,
5786   EL_BD_GHOST_EXPLODING_4,
5787 };
5788 static int *editor_hl_boulderdash_effects_ptr = editor_hl_boulderdash_effects;
5789 static int *editor_el_boulderdash_effects_ptr = editor_el_boulderdash_effects;
5790 static int num_editor_hl_boulderdash_effects = ARRAY_SIZE(editor_hl_boulderdash_effects);
5791 static int num_editor_el_boulderdash_effects = ARRAY_SIZE(editor_el_boulderdash_effects);
5792
5793 static int editor_hl_emerald_mine[] =
5794 {
5795   EL_INTERNAL_CASCADE_EM_ACTIVE,
5796   EL_CHAR('E'),
5797   EL_CHAR('M'),
5798   EL_EMPTY,
5799 };
5800
5801 static int editor_el_emerald_mine[] =
5802 {
5803   EL_SAND,
5804   EL_ROCK,
5805   EL_QUICKSAND_EMPTY,
5806   EL_QUICKSAND_FULL,
5807
5808   EL_STEELWALL,
5809   EL_WALL,
5810   EL_WALL_SLIPPERY,
5811   EL_MAGIC_WALL,
5812
5813   EL_EMERALD,
5814   EL_DIAMOND,
5815   EL_NUT,
5816   EL_BOMB,
5817
5818   EL_EM_DYNAMITE,
5819   EL_EM_DYNAMITE_ACTIVE,
5820   EL_EM_EXIT_CLOSED,
5821   EL_EM_EXIT_OPEN,
5822
5823   EL_YAMYAM_UP,
5824   EL_BUG_UP,
5825   EL_SPACESHIP_UP,
5826   EL_ROBOT,
5827
5828   EL_BUG_LEFT,
5829   EL_SPACESHIP_LEFT,
5830   EL_BUG_RIGHT,
5831   EL_SPACESHIP_RIGHT,
5832
5833   EL_ROBOT_WHEEL,
5834   EL_BUG_DOWN,
5835   EL_SPACESHIP_DOWN,
5836   EL_INVISIBLE_WALL,
5837
5838   EL_ACID_POOL_TOPLEFT,
5839   EL_ACID,
5840   EL_ACID_POOL_TOPRIGHT,
5841   EL_AMOEBA_DROP,
5842
5843   EL_ACID_POOL_BOTTOMLEFT,
5844   EL_ACID_POOL_BOTTOM,
5845   EL_ACID_POOL_BOTTOMRIGHT,
5846   EL_AMOEBA_WET,
5847
5848   EL_EM_KEY_1,
5849   EL_EM_KEY_2,
5850   EL_EM_KEY_3,
5851   EL_EM_KEY_4,
5852
5853   EL_EM_GATE_1,
5854   EL_EM_GATE_2,
5855   EL_EM_GATE_3,
5856   EL_EM_GATE_4,
5857
5858   EL_EM_GATE_1_GRAY,
5859   EL_EM_GATE_2_GRAY,
5860   EL_EM_GATE_3_GRAY,
5861   EL_EM_GATE_4_GRAY,
5862 };
5863 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
5864 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
5865 static int num_editor_hl_emerald_mine = ARRAY_SIZE(editor_hl_emerald_mine);
5866 static int num_editor_el_emerald_mine = ARRAY_SIZE(editor_el_emerald_mine);
5867
5868 static int editor_hl_emerald_mine_club[] =
5869 {
5870   EL_INTERNAL_CASCADE_EMC_ACTIVE,
5871   EL_CHAR('E'),
5872   EL_CHAR('M'),
5873   EL_CHAR('C'),
5874 };
5875
5876 static int editor_el_emerald_mine_club[] =
5877 {
5878   EL_EMC_KEY_5,
5879   EL_EMC_KEY_6,
5880   EL_EMC_KEY_7,
5881   EL_EMC_KEY_8,
5882
5883   EL_EMC_GATE_5,
5884   EL_EMC_GATE_6,
5885   EL_EMC_GATE_7,
5886   EL_EMC_GATE_8,
5887
5888   EL_EMC_GATE_5_GRAY,
5889   EL_EMC_GATE_6_GRAY,
5890   EL_EMC_GATE_7_GRAY,
5891   EL_EMC_GATE_8_GRAY,
5892
5893   EL_EMC_STEELWALL_1,
5894   EL_EMC_STEELWALL_2,
5895   EL_EMC_STEELWALL_3,
5896   EL_EMC_STEELWALL_4,
5897
5898   EL_EMC_WALL_13,
5899   EL_EMC_WALL_14,
5900   EL_EMC_WALL_15,
5901   EL_EMC_WALL_16,
5902
5903   EL_EMC_WALL_SLIPPERY_1,
5904   EL_EMC_WALL_SLIPPERY_2,
5905   EL_EMC_WALL_SLIPPERY_3,
5906   EL_EMC_WALL_SLIPPERY_4,
5907
5908   EL_EMC_WALL_1,
5909   EL_EMC_WALL_2,
5910   EL_EMC_WALL_3,
5911   EL_EMC_WALL_4,
5912
5913   EL_EMC_WALL_5,
5914   EL_EMC_WALL_6,
5915   EL_EMC_WALL_7,
5916   EL_EMC_WALL_8,
5917
5918   EL_EMC_WALL_9,
5919   EL_EMC_WALL_10,
5920   EL_EMC_WALL_11,
5921   EL_EMC_WALL_12,
5922
5923   EL_EMC_GRASS,
5924   EL_EMC_FAKE_GRASS,
5925   EL_EMC_PLANT,
5926   EL_EMC_DRIPPER,
5927
5928   EL_EMC_MAGIC_BALL,
5929   EL_EMC_MAGIC_BALL_SWITCH,
5930   EL_EMC_LENSES,
5931   EL_EMC_MAGNIFIER,
5932
5933   EL_SPRING_LEFT,
5934   EL_SPRING,
5935   EL_SPRING_RIGHT,
5936   EL_EMC_SPRING_BUMPER,
5937
5938   EL_BALLOON,
5939   EL_YAMYAM_UP,
5940   EL_BALLOON_SWITCH_UP,
5941   EL_BALLOON_SWITCH_ANY,
5942
5943   EL_YAMYAM_LEFT,
5944   EL_BALLOON_SWITCH_LEFT,
5945   EL_YAMYAM_RIGHT,
5946   EL_BALLOON_SWITCH_RIGHT,
5947
5948   EL_EMC_ANDROID,
5949   EL_YAMYAM_DOWN,
5950   EL_BALLOON_SWITCH_DOWN,
5951   EL_BALLOON_SWITCH_NONE,
5952 };
5953 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
5954 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
5955 static int num_editor_hl_emerald_mine_club = ARRAY_SIZE(editor_hl_emerald_mine_club);
5956 static int num_editor_el_emerald_mine_club = ARRAY_SIZE(editor_el_emerald_mine_club);
5957
5958 static int editor_hl_rnd[] =
5959 {
5960   EL_INTERNAL_CASCADE_RND_ACTIVE,
5961   EL_CHAR('R'),
5962   EL_CHAR('N'),
5963   EL_CHAR('D'),
5964 };
5965
5966 static int editor_el_rnd[] =
5967 {
5968   EL_DYNAMITE,                  // RND
5969   EL_DYNAMITE_ACTIVE,           // RND
5970   EL_EMPTY,
5971   EL_EMPTY,
5972
5973   EL_KEY_1,
5974   EL_KEY_2,
5975   EL_KEY_3,
5976   EL_KEY_4,
5977
5978   EL_GATE_1,
5979   EL_GATE_2,
5980   EL_GATE_3,
5981   EL_GATE_4,
5982
5983   EL_GATE_1_GRAY,
5984   EL_GATE_2_GRAY,
5985   EL_GATE_3_GRAY,
5986   EL_GATE_4_GRAY,
5987
5988   EL_ARROW_LEFT,
5989   EL_ARROW_RIGHT,
5990   EL_ARROW_UP,
5991   EL_ARROW_DOWN,
5992
5993   EL_AMOEBA_DEAD,
5994   EL_AMOEBA_DRY,
5995   EL_AMOEBA_FULL,
5996   EL_GAME_OF_LIFE,
5997
5998   EL_EMERALD_YELLOW,
5999   EL_EMERALD_RED,
6000   EL_EMERALD_PURPLE,
6001   EL_BIOMAZE,
6002
6003   EL_WALL_EMERALD_YELLOW,
6004   EL_WALL_EMERALD_RED,
6005   EL_WALL_EMERALD_PURPLE,
6006   EL_WALL_BD_DIAMOND,
6007
6008   EL_SPEED_PILL,
6009   EL_PACMAN_UP,
6010   EL_TIME_ORB_FULL,
6011   EL_TIME_ORB_EMPTY,
6012
6013   EL_PACMAN_LEFT,
6014   EL_DARK_YAMYAM,
6015   EL_PACMAN_RIGHT,
6016   EL_YAMYAM,                    // RND
6017
6018   EL_BLACK_ORB,
6019   EL_PACMAN_DOWN,
6020   EL_LAMP,
6021   EL_LAMP_ACTIVE,
6022
6023   EL_DYNABOMB_INCREASE_NUMBER,
6024   EL_DYNABOMB_INCREASE_SIZE,
6025   EL_DYNABOMB_INCREASE_POWER,
6026   EL_STONEBLOCK,
6027
6028   EL_MOLE,
6029   EL_PENGUIN,
6030   EL_PIG,
6031   EL_DRAGON,
6032
6033   EL_BUG,
6034   EL_MOLE_UP,
6035   EL_BD_BUTTERFLY,
6036   EL_BD_FIREFLY,
6037
6038   EL_MOLE_LEFT,
6039   EL_SATELLITE,
6040   EL_MOLE_RIGHT,
6041   EL_PACMAN,
6042
6043   EL_SPACESHIP,
6044   EL_MOLE_DOWN,
6045   EL_INVISIBLE_STEELWALL,
6046   EL_INVISIBLE_WALL,
6047
6048   EL_EXPANDABLE_WALL,
6049   EL_EXPANDABLE_WALL_HORIZONTAL,
6050   EL_EXPANDABLE_WALL_VERTICAL,
6051   EL_EXPANDABLE_WALL_ANY,
6052 };
6053 static int *editor_hl_rnd_ptr = editor_hl_rnd;
6054 static int *editor_el_rnd_ptr = editor_el_rnd;
6055 static int num_editor_hl_rnd = ARRAY_SIZE(editor_hl_rnd);
6056 static int num_editor_el_rnd = ARRAY_SIZE(editor_el_rnd);
6057
6058 static int editor_hl_sokoban[] =
6059 {
6060   EL_INTERNAL_CASCADE_SB_ACTIVE,
6061   EL_CHAR('S'),
6062   EL_CHAR('B'),
6063   EL_EMPTY,
6064 };
6065
6066 static int editor_el_sokoban[] =
6067 {
6068   EL_SOKOBAN_OBJECT,
6069   EL_SOKOBAN_FIELD_EMPTY,
6070   EL_SOKOBAN_FIELD_FULL,
6071   EL_SOKOBAN_FIELD_PLAYER,
6072 };
6073 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
6074 static int *editor_el_sokoban_ptr = editor_el_sokoban;
6075 static int num_editor_hl_sokoban = ARRAY_SIZE(editor_hl_sokoban);
6076 static int num_editor_el_sokoban = ARRAY_SIZE(editor_el_sokoban);
6077
6078 static int editor_hl_supaplex[] =
6079 {
6080   EL_INTERNAL_CASCADE_SP_ACTIVE,
6081   EL_CHAR('S'),
6082   EL_CHAR('P'),
6083   EL_EMPTY,
6084 };
6085
6086 static int editor_el_supaplex[] =
6087 {
6088   EL_SP_MURPHY,
6089   EL_EMPTY,
6090   EL_SP_BASE,
6091   EL_SP_BUGGY_BASE,
6092
6093   EL_SP_INFOTRON,
6094   EL_SP_ZONK,
6095   EL_SP_SNIKSNAK,
6096   EL_SP_ELECTRON,
6097
6098   EL_SP_DISK_RED,
6099   EL_SP_DISK_ORANGE,
6100   EL_SP_DISK_YELLOW,
6101   EL_SP_TERMINAL,
6102
6103   EL_SP_EXIT_CLOSED,
6104   EL_SP_PORT_HORIZONTAL,
6105   EL_SP_PORT_VERTICAL,
6106   EL_SP_PORT_ANY,
6107
6108   EL_SP_PORT_LEFT,
6109   EL_SP_PORT_RIGHT,
6110   EL_SP_PORT_UP,
6111   EL_SP_PORT_DOWN,
6112
6113   EL_SP_GRAVITY_PORT_LEFT,
6114   EL_SP_GRAVITY_PORT_RIGHT,
6115   EL_SP_GRAVITY_PORT_UP,
6116   EL_SP_GRAVITY_PORT_DOWN,
6117
6118   EL_SP_GRAVITY_ON_PORT_LEFT,
6119   EL_SP_GRAVITY_ON_PORT_RIGHT,
6120   EL_SP_GRAVITY_ON_PORT_UP,
6121   EL_SP_GRAVITY_ON_PORT_DOWN,
6122
6123   EL_SP_GRAVITY_OFF_PORT_LEFT,
6124   EL_SP_GRAVITY_OFF_PORT_RIGHT,
6125   EL_SP_GRAVITY_OFF_PORT_UP,
6126   EL_SP_GRAVITY_OFF_PORT_DOWN,
6127
6128   EL_SP_HARDWARE_GRAY,
6129   EL_SP_HARDWARE_GREEN,
6130   EL_SP_HARDWARE_BLUE,
6131   EL_SP_HARDWARE_RED,
6132
6133   EL_SP_HARDWARE_BASE_1,
6134   EL_SP_HARDWARE_BASE_2,
6135   EL_SP_HARDWARE_BASE_3,
6136   EL_SP_HARDWARE_BASE_4,
6137
6138   EL_SP_HARDWARE_BASE_5,
6139   EL_SP_HARDWARE_BASE_6,
6140   EL_SP_HARDWARE_YELLOW,
6141   EL_SP_CHIP_TOP,
6142
6143   EL_SP_CHIP_SINGLE,
6144   EL_SP_CHIP_LEFT,
6145   EL_SP_CHIP_RIGHT,
6146   EL_SP_CHIP_BOTTOM,
6147 };
6148 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
6149 static int *editor_el_supaplex_ptr = editor_el_supaplex;
6150 static int num_editor_hl_supaplex = ARRAY_SIZE(editor_hl_supaplex);
6151 static int num_editor_el_supaplex = ARRAY_SIZE(editor_el_supaplex);
6152
6153 static int editor_hl_diamond_caves[] =
6154 {
6155   EL_INTERNAL_CASCADE_DC_ACTIVE,
6156   EL_CHAR('D'),
6157   EL_CHAR('C'),
6158   EL_CHAR('2'),
6159 };
6160
6161 static int editor_el_diamond_caves[] =
6162 {
6163   EL_EM_STEEL_EXIT_CLOSED,      // DC2
6164   EL_EM_STEEL_EXIT_OPEN,        // DC2
6165   EL_WALL_EMERALD,              // DC2
6166   EL_WALL_DIAMOND,              // DC2
6167
6168   EL_PEARL,
6169   EL_CRYSTAL,
6170   EL_WALL_PEARL,
6171   EL_WALL_CRYSTAL,
6172
6173   EL_CONVEYOR_BELT_1_LEFT,
6174   EL_CONVEYOR_BELT_1_MIDDLE,
6175   EL_CONVEYOR_BELT_1_RIGHT,
6176   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
6177
6178   EL_CONVEYOR_BELT_2_LEFT,
6179   EL_CONVEYOR_BELT_2_MIDDLE,
6180   EL_CONVEYOR_BELT_2_RIGHT,
6181   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
6182
6183   EL_CONVEYOR_BELT_3_LEFT,
6184   EL_CONVEYOR_BELT_3_MIDDLE,
6185   EL_CONVEYOR_BELT_3_RIGHT,
6186   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
6187
6188   EL_CONVEYOR_BELT_4_LEFT,
6189   EL_CONVEYOR_BELT_4_MIDDLE,
6190   EL_CONVEYOR_BELT_4_RIGHT,
6191   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
6192
6193   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
6194   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
6195   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
6196   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
6197
6198   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
6199   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
6200   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
6201   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
6202
6203   EL_TIMEGATE_CLOSED,
6204   EL_TIMEGATE_OPEN,
6205   EL_TIMEGATE_SWITCH,
6206   EL_DC_TIMEGATE_SWITCH,
6207
6208   EL_SWITCHGATE_CLOSED,
6209   EL_SWITCHGATE_OPEN,
6210   EL_SWITCHGATE_SWITCH_UP,
6211   EL_SWITCHGATE_SWITCH_DOWN,
6212
6213   EL_LIGHT_SWITCH,
6214   EL_LIGHT_SWITCH_ACTIVE,
6215   EL_DC_SWITCHGATE_SWITCH_UP,
6216   EL_DC_SWITCHGATE_SWITCH_DOWN,
6217
6218   EL_STEEL_EXIT_CLOSED,
6219   EL_STEEL_EXIT_OPEN,
6220   EL_STEELWALL_SLIPPERY,
6221   EL_INVISIBLE_SAND,
6222
6223   EL_QUICKSAND_FAST_EMPTY,
6224   EL_QUICKSAND_FAST_FULL,
6225   EL_LANDMINE,
6226   EL_DC_LANDMINE,
6227
6228   EL_SHIELD_NORMAL,
6229   EL_SHIELD_DEADLY,
6230   EL_EXTRA_TIME,
6231   EL_DC_MAGIC_WALL,
6232
6233   EL_ENVELOPE_1,
6234   EL_ENVELOPE_2,
6235   EL_ENVELOPE_3,
6236   EL_ENVELOPE_4,
6237
6238   EL_SIGN_RADIOACTIVITY,
6239   EL_SIGN_WHEELCHAIR,
6240   EL_SIGN_PARKING,
6241   EL_SIGN_NO_ENTRY,
6242
6243   EL_SIGN_GIVE_WAY,
6244   EL_SIGN_ENTRY_FORBIDDEN,
6245   EL_SIGN_EMERGENCY_EXIT,
6246   EL_SIGN_YIN_YANG,
6247
6248 #if 0
6249   EL_SIGN_SPERMS,
6250   EL_SIGN_BULLET,
6251   EL_SIGN_HEART,
6252   EL_SIGN_CROSS,
6253
6254   EL_SIGN_FRANKIE,
6255   EL_EMPTY,
6256   EL_EMPTY,
6257   EL_EMPTY,
6258
6259   EL_SPERMS,
6260   EL_BULLET,
6261   EL_HEART,
6262   EL_CROSS,
6263
6264   EL_FRANKIE,
6265   EL_EMPTY,
6266   EL_EMPTY,
6267   EL_EMPTY,
6268 #endif
6269
6270   EL_DC_STEELWALL_2_SINGLE,
6271   EL_DC_STEELWALL_2_TOP,
6272   EL_SIGN_EXCLAMATION,
6273   EL_SIGN_STOP,
6274
6275   EL_DC_STEELWALL_2_LEFT,
6276   EL_DC_STEELWALL_2_MIDDLE,
6277   EL_DC_STEELWALL_2_HORIZONTAL,
6278   EL_DC_STEELWALL_2_RIGHT,
6279
6280   EL_DC_STEELWALL_1_TOPLEFT,
6281   EL_DC_STEELWALL_2_VERTICAL,
6282   EL_DC_STEELWALL_1_TOPRIGHT,
6283   EL_DC_GATE_WHITE,
6284
6285   EL_DC_STEELWALL_1_VERTICAL,
6286   EL_DC_STEELWALL_2_BOTTOM,
6287   EL_DC_KEY_WHITE,
6288   EL_DC_GATE_WHITE_GRAY,
6289
6290   EL_DC_STEELWALL_1_BOTTOMLEFT,
6291   EL_DC_STEELWALL_1_HORIZONTAL,
6292   EL_DC_STEELWALL_1_BOTTOMRIGHT,
6293   EL_DC_GATE_FAKE_GRAY,
6294
6295   EL_DC_STEELWALL_1_BOTTOMRIGHT_2,
6296   EL_DC_STEELWALL_1_BOTTOM,
6297   EL_DC_STEELWALL_1_BOTTOMLEFT_2,
6298   EL_EXPANDABLE_STEELWALL_HORIZONTAL,
6299
6300   EL_DC_STEELWALL_1_RIGHT,
6301   EL_EMPTY,
6302   EL_DC_STEELWALL_1_LEFT,
6303   EL_EXPANDABLE_STEELWALL_VERTICAL,
6304
6305   EL_DC_STEELWALL_1_TOPRIGHT_2,
6306   EL_DC_STEELWALL_1_TOP,
6307   EL_DC_STEELWALL_1_TOPLEFT_2,
6308   EL_EXPANDABLE_STEELWALL_ANY,
6309 };
6310 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
6311 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
6312 static int num_editor_hl_diamond_caves = ARRAY_SIZE(editor_hl_diamond_caves);
6313 static int num_editor_el_diamond_caves = ARRAY_SIZE(editor_el_diamond_caves);
6314
6315 static int editor_hl_dx_boulderdash[] =
6316 {
6317   EL_INTERNAL_CASCADE_DX_ACTIVE,
6318   EL_CHAR('D'),
6319   EL_CHAR('X'),
6320   EL_EMPTY,
6321 };
6322
6323 static int editor_el_dx_boulderdash[] =
6324 {
6325   EL_EMPTY,
6326   EL_TUBE_RIGHT_DOWN,
6327   EL_TUBE_HORIZONTAL_DOWN,
6328   EL_TUBE_LEFT_DOWN,
6329
6330   EL_TUBE_HORIZONTAL,
6331   EL_TUBE_VERTICAL_RIGHT,
6332   EL_TUBE_ANY,
6333   EL_TUBE_VERTICAL_LEFT,
6334
6335   EL_TUBE_VERTICAL,
6336   EL_TUBE_RIGHT_UP,
6337   EL_TUBE_HORIZONTAL_UP,
6338   EL_TUBE_LEFT_UP,
6339
6340   EL_TRAP,
6341   EL_DX_SUPABOMB,
6342   EL_EMPTY,
6343   EL_EMPTY
6344 };
6345 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
6346 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
6347 static int num_editor_hl_dx_boulderdash = ARRAY_SIZE(editor_hl_dx_boulderdash);
6348 static int num_editor_el_dx_boulderdash = ARRAY_SIZE(editor_el_dx_boulderdash);
6349
6350 static int editor_hl_mirror_magic[] =
6351 {
6352   EL_INTERNAL_CASCADE_MM_ACTIVE,
6353   EL_CHAR('M'),
6354   EL_CHAR('M'),
6355   EL_EMPTY,
6356 };
6357
6358 static int editor_el_mirror_magic[] =
6359 {
6360   EL_MM_MCDUFFIN_RIGHT,
6361   EL_MM_MCDUFFIN_UP,
6362   EL_MM_MCDUFFIN_LEFT,
6363   EL_MM_MCDUFFIN_DOWN,
6364
6365   EL_MM_MIRROR_START,
6366   EL_MM_MIRROR_FIXED_START,
6367   EL_MM_POLARIZER_START,
6368   EL_MM_POLARIZER_CROSS_START,
6369
6370   EL_MM_TELEPORTER_RED_START,
6371   EL_MM_TELEPORTER_YELLOW_START,
6372   EL_MM_TELEPORTER_GREEN_START,
6373   EL_MM_TELEPORTER_BLUE_START,
6374
6375   EL_MM_PRISM,
6376   EL_MM_FUSE_ACTIVE,
6377   EL_MM_PACMAN_RIGHT,
6378   EL_MM_EXIT_CLOSED,
6379
6380   EL_MM_KETTLE,
6381   EL_MM_BOMB,
6382   EL_MM_KEY,
6383   EL_MM_FUEL_FULL,
6384
6385   EL_MM_LIGHTBULB,
6386   EL_MM_LIGHTBULB_ACTIVE,
6387   EL_MM_GRAY_BALL,
6388   EL_MM_LIGHTBALL,
6389
6390   EL_MM_STEEL_WALL,
6391   EL_MM_WOODEN_WALL,
6392   EL_MM_ICE_WALL,
6393   EL_MM_AMOEBA_WALL,
6394
6395   EL_MM_STEEL_LOCK,
6396   EL_MM_WOODEN_LOCK,
6397   EL_MM_STEEL_BLOCK,
6398   EL_MM_WOODEN_BLOCK,
6399
6400   EL_MM_STEEL_GRID_FIXED_1,
6401   EL_MM_STEEL_GRID_FIXED_2,
6402   EL_MM_STEEL_GRID_FIXED_3,
6403   EL_MM_STEEL_GRID_FIXED_4,
6404
6405   EL_MM_WOODEN_GRID_FIXED_1,
6406   EL_MM_WOODEN_GRID_FIXED_2,
6407   EL_MM_WOODEN_GRID_FIXED_3,
6408   EL_MM_WOODEN_GRID_FIXED_4,
6409
6410   EL_MM_ENVELOPE_1,
6411   EL_MM_ENVELOPE_2,
6412   EL_MM_ENVELOPE_3,
6413   EL_MM_ENVELOPE_4
6414 };
6415 static int *editor_hl_mirror_magic_ptr = editor_hl_mirror_magic;
6416 static int *editor_el_mirror_magic_ptr = editor_el_mirror_magic;
6417 static int num_editor_hl_mirror_magic = ARRAY_SIZE(editor_hl_mirror_magic);
6418 static int num_editor_el_mirror_magic = ARRAY_SIZE(editor_el_mirror_magic);
6419
6420 static int editor_hl_deflektor[] =
6421 {
6422   EL_INTERNAL_CASCADE_DF_ACTIVE,
6423   EL_CHAR('D'),
6424   EL_CHAR('F'),
6425   EL_EMPTY,
6426 };
6427
6428 static int editor_el_deflektor[] =
6429 {
6430   EL_DF_LASER_RIGHT,
6431   EL_DF_LASER_UP,
6432   EL_DF_LASER_LEFT,
6433   EL_DF_LASER_DOWN,
6434
6435   EL_DF_RECEIVER_RIGHT,
6436   EL_DF_RECEIVER_UP,
6437   EL_DF_RECEIVER_LEFT,
6438   EL_DF_RECEIVER_DOWN,
6439
6440   EL_DF_MIRROR_START,
6441   EL_DF_MIRROR_ROTATING_START,
6442   EL_DF_MIRROR_FIXED_START,
6443   EL_DF_CELL,
6444
6445   EL_DF_FIBRE_OPTIC_RED_1,
6446   EL_DF_FIBRE_OPTIC_YELLOW_1,
6447   EL_DF_FIBRE_OPTIC_GREEN_1,
6448   EL_DF_FIBRE_OPTIC_BLUE_1,
6449
6450   EL_DF_STEEL_GRID_FIXED_START,
6451   EL_DF_STEEL_GRID_ROTATING_START,
6452   EL_DF_WOODEN_GRID_FIXED_START,
6453   EL_DF_WOODEN_GRID_ROTATING_START,
6454
6455   EL_DF_STEEL_WALL,
6456   EL_DF_WOODEN_WALL,
6457   EL_DF_REFRACTOR,
6458   EL_DF_MINE,
6459
6460   EL_DF_SLOPE_1,
6461   EL_DF_SLOPE_2,
6462   EL_DF_SLOPE_3,
6463   EL_DF_SLOPE_4
6464 };
6465 static int *editor_hl_deflektor_ptr = editor_hl_deflektor;
6466 static int *editor_el_deflektor_ptr = editor_el_deflektor;
6467 static int num_editor_hl_deflektor = ARRAY_SIZE(editor_hl_deflektor);
6468 static int num_editor_el_deflektor = ARRAY_SIZE(editor_el_deflektor);
6469
6470 static int editor_hl_chars[] =
6471 {
6472   EL_INTERNAL_CASCADE_CHARS_ACTIVE,
6473   EL_CHAR('T'),
6474   EL_CHAR('X'),
6475   EL_CHAR('T'),
6476 };
6477
6478 static int editor_el_chars[] =
6479 {
6480   EL_CHAR(' '),
6481   EL_CHAR('!'),
6482   EL_CHAR('"'),
6483   EL_CHAR('#'),
6484
6485   EL_CHAR('$'),
6486   EL_CHAR('%'),
6487   EL_CHAR('&'),
6488   EL_CHAR('\''),
6489
6490   EL_CHAR('('),
6491   EL_CHAR(')'),
6492   EL_CHAR('*'),
6493   EL_CHAR('+'),
6494
6495   EL_CHAR(','),
6496   EL_CHAR('-'),
6497   EL_CHAR('.'),
6498   EL_CHAR('/'),
6499
6500   EL_CHAR('0'),
6501   EL_CHAR('1'),
6502   EL_CHAR('2'),
6503   EL_CHAR('3'),
6504
6505   EL_CHAR('4'),
6506   EL_CHAR('5'),
6507   EL_CHAR('6'),
6508   EL_CHAR('7'),
6509
6510   EL_CHAR('8'),
6511   EL_CHAR('9'),
6512   EL_CHAR(':'),
6513   EL_CHAR(';'),
6514
6515   EL_CHAR('<'),
6516   EL_CHAR('='),
6517   EL_CHAR('>'),
6518   EL_CHAR('?'),
6519
6520   EL_CHAR('@'),
6521   EL_CHAR('A'),
6522   EL_CHAR('B'),
6523   EL_CHAR('C'),
6524
6525   EL_CHAR('D'),
6526   EL_CHAR('E'),
6527   EL_CHAR('F'),
6528   EL_CHAR('G'),
6529
6530   EL_CHAR('H'),
6531   EL_CHAR('I'),
6532   EL_CHAR('J'),
6533   EL_CHAR('K'),
6534
6535   EL_CHAR('L'),
6536   EL_CHAR('M'),
6537   EL_CHAR('N'),
6538   EL_CHAR('O'),
6539
6540   EL_CHAR('P'),
6541   EL_CHAR('Q'),
6542   EL_CHAR('R'),
6543   EL_CHAR('S'),
6544
6545   EL_CHAR('T'),
6546   EL_CHAR('U'),
6547   EL_CHAR('V'),
6548   EL_CHAR('W'),
6549
6550   EL_CHAR('X'),
6551   EL_CHAR('Y'),
6552   EL_CHAR('Z'),
6553   EL_CHAR('['),
6554
6555   EL_CHAR('\\'),
6556   EL_CHAR(']'),
6557   EL_CHAR('^'),
6558   EL_CHAR('_'),
6559
6560   EL_CHAR(CHAR_BYTE_COPYRIGHT),
6561   EL_CHAR(CHAR_BYTE_UMLAUT_A),
6562   EL_CHAR(CHAR_BYTE_UMLAUT_O),
6563   EL_CHAR(CHAR_BYTE_UMLAUT_U),
6564
6565   EL_CHAR(CHAR_BYTE_DEGREE),
6566   EL_CHAR(CHAR_BYTE_REGISTERED),
6567   EL_CHAR(FONT_ASCII_CURSOR),
6568   EL_CHAR(FONT_ASCII_BUTTON),
6569
6570   EL_CHAR(FONT_ASCII_UP),
6571   EL_CHAR(FONT_ASCII_DOWN),
6572   EL_CHAR(' '),
6573   EL_CHAR(' ')
6574 };
6575 static int *editor_hl_chars_ptr = editor_hl_chars;
6576 static int *editor_el_chars_ptr = editor_el_chars;
6577 static int num_editor_hl_chars = ARRAY_SIZE(editor_hl_chars);
6578 static int num_editor_el_chars = ARRAY_SIZE(editor_el_chars);
6579
6580 static int editor_hl_steel_chars[] =
6581 {
6582   EL_INTERNAL_CASCADE_STEEL_CHARS_ACTIVE,
6583   EL_STEEL_CHAR('T'),
6584   EL_STEEL_CHAR('X'),
6585   EL_STEEL_CHAR('T'),
6586 };
6587
6588 static int editor_el_steel_chars[] =
6589 {
6590   EL_STEEL_CHAR(' '),
6591   EL_STEEL_CHAR('!'),
6592   EL_STEEL_CHAR('"'),
6593   EL_STEEL_CHAR('#'),
6594
6595   EL_STEEL_CHAR('$'),
6596   EL_STEEL_CHAR('%'),
6597   EL_STEEL_CHAR('&'),
6598   EL_STEEL_CHAR('\''),
6599
6600   EL_STEEL_CHAR('('),
6601   EL_STEEL_CHAR(')'),
6602   EL_STEEL_CHAR('*'),
6603   EL_STEEL_CHAR('+'),
6604
6605   EL_STEEL_CHAR(','),
6606   EL_STEEL_CHAR('-'),
6607   EL_STEEL_CHAR('.'),
6608   EL_STEEL_CHAR('/'),
6609
6610   EL_STEEL_CHAR('0'),
6611   EL_STEEL_CHAR('1'),
6612   EL_STEEL_CHAR('2'),
6613   EL_STEEL_CHAR('3'),
6614
6615   EL_STEEL_CHAR('4'),
6616   EL_STEEL_CHAR('5'),
6617   EL_STEEL_CHAR('6'),
6618   EL_STEEL_CHAR('7'),
6619
6620   EL_STEEL_CHAR('8'),
6621   EL_STEEL_CHAR('9'),
6622   EL_STEEL_CHAR(':'),
6623   EL_STEEL_CHAR(';'),
6624
6625   EL_STEEL_CHAR('<'),
6626   EL_STEEL_CHAR('='),
6627   EL_STEEL_CHAR('>'),
6628   EL_STEEL_CHAR('?'),
6629
6630   EL_STEEL_CHAR('@'),
6631   EL_STEEL_CHAR('A'),
6632   EL_STEEL_CHAR('B'),
6633   EL_STEEL_CHAR('C'),
6634
6635   EL_STEEL_CHAR('D'),
6636   EL_STEEL_CHAR('E'),
6637   EL_STEEL_CHAR('F'),
6638   EL_STEEL_CHAR('G'),
6639
6640   EL_STEEL_CHAR('H'),
6641   EL_STEEL_CHAR('I'),
6642   EL_STEEL_CHAR('J'),
6643   EL_STEEL_CHAR('K'),
6644
6645   EL_STEEL_CHAR('L'),
6646   EL_STEEL_CHAR('M'),
6647   EL_STEEL_CHAR('N'),
6648   EL_STEEL_CHAR('O'),
6649
6650   EL_STEEL_CHAR('P'),
6651   EL_STEEL_CHAR('Q'),
6652   EL_STEEL_CHAR('R'),
6653   EL_STEEL_CHAR('S'),
6654
6655   EL_STEEL_CHAR('T'),
6656   EL_STEEL_CHAR('U'),
6657   EL_STEEL_CHAR('V'),
6658   EL_STEEL_CHAR('W'),
6659
6660   EL_STEEL_CHAR('X'),
6661   EL_STEEL_CHAR('Y'),
6662   EL_STEEL_CHAR('Z'),
6663   EL_STEEL_CHAR('['),
6664
6665   EL_STEEL_CHAR('\\'),
6666   EL_STEEL_CHAR(']'),
6667   EL_STEEL_CHAR('^'),
6668   EL_STEEL_CHAR('_'),
6669
6670   EL_STEEL_CHAR(CHAR_BYTE_COPYRIGHT),
6671   EL_STEEL_CHAR(CHAR_BYTE_UMLAUT_A),
6672   EL_STEEL_CHAR(CHAR_BYTE_UMLAUT_O),
6673   EL_STEEL_CHAR(CHAR_BYTE_UMLAUT_U),
6674
6675   EL_STEEL_CHAR(CHAR_BYTE_DEGREE),
6676   EL_STEEL_CHAR(CHAR_BYTE_REGISTERED),
6677   EL_STEEL_CHAR(FONT_ASCII_CURSOR),
6678   EL_STEEL_CHAR(FONT_ASCII_BUTTON),
6679
6680   EL_STEEL_CHAR(FONT_ASCII_UP),
6681   EL_STEEL_CHAR(FONT_ASCII_DOWN),
6682   EL_STEEL_CHAR(' '),
6683   EL_STEEL_CHAR(' ')
6684 };
6685 static int *editor_hl_steel_chars_ptr = editor_hl_steel_chars;
6686 static int *editor_el_steel_chars_ptr = editor_el_steel_chars;
6687 static int num_editor_hl_steel_chars = ARRAY_SIZE(editor_hl_steel_chars);
6688 static int num_editor_el_steel_chars = ARRAY_SIZE(editor_el_steel_chars);
6689
6690 static int editor_hl_custom[] =
6691 {
6692   EL_INTERNAL_CASCADE_CE_ACTIVE,
6693   EL_CHAR('C'),
6694   EL_CHAR('E'),
6695   EL_EMPTY,
6696 };
6697
6698 static int editor_el_custom[] =
6699 {
6700   EL_CUSTOM_START + 0,
6701   EL_CUSTOM_START + 1,
6702   EL_CUSTOM_START + 2,
6703   EL_CUSTOM_START + 3,
6704
6705   EL_CUSTOM_START + 4,
6706   EL_CUSTOM_START + 5,
6707   EL_CUSTOM_START + 6,
6708   EL_CUSTOM_START + 7,
6709
6710   EL_CUSTOM_START + 8,
6711   EL_CUSTOM_START + 9,
6712   EL_CUSTOM_START + 10,
6713   EL_CUSTOM_START + 11,
6714
6715   EL_CUSTOM_START + 12,
6716   EL_CUSTOM_START + 13,
6717   EL_CUSTOM_START + 14,
6718   EL_CUSTOM_START + 15,
6719
6720   EL_CUSTOM_START + 16,
6721   EL_CUSTOM_START + 17,
6722   EL_CUSTOM_START + 18,
6723   EL_CUSTOM_START + 19,
6724
6725   EL_CUSTOM_START + 20,
6726   EL_CUSTOM_START + 21,
6727   EL_CUSTOM_START + 22,
6728   EL_CUSTOM_START + 23,
6729
6730   EL_CUSTOM_START + 24,
6731   EL_CUSTOM_START + 25,
6732   EL_CUSTOM_START + 26,
6733   EL_CUSTOM_START + 27,
6734
6735   EL_CUSTOM_START + 28,
6736   EL_CUSTOM_START + 29,
6737   EL_CUSTOM_START + 30,
6738   EL_CUSTOM_START + 31,
6739
6740   EL_CUSTOM_START + 32,
6741   EL_CUSTOM_START + 33,
6742   EL_CUSTOM_START + 34,
6743   EL_CUSTOM_START + 35,
6744
6745   EL_CUSTOM_START + 36,
6746   EL_CUSTOM_START + 37,
6747   EL_CUSTOM_START + 38,
6748   EL_CUSTOM_START + 39,
6749
6750   EL_CUSTOM_START + 40,
6751   EL_CUSTOM_START + 41,
6752   EL_CUSTOM_START + 42,
6753   EL_CUSTOM_START + 43,
6754
6755   EL_CUSTOM_START + 44,
6756   EL_CUSTOM_START + 45,
6757   EL_CUSTOM_START + 46,
6758   EL_CUSTOM_START + 47,
6759
6760   EL_CUSTOM_START + 48,
6761   EL_CUSTOM_START + 49,
6762   EL_CUSTOM_START + 50,
6763   EL_CUSTOM_START + 51,
6764
6765   EL_CUSTOM_START + 52,
6766   EL_CUSTOM_START + 53,
6767   EL_CUSTOM_START + 54,
6768   EL_CUSTOM_START + 55,
6769
6770   EL_CUSTOM_START + 56,
6771   EL_CUSTOM_START + 57,
6772   EL_CUSTOM_START + 58,
6773   EL_CUSTOM_START + 59,
6774
6775   EL_CUSTOM_START + 60,
6776   EL_CUSTOM_START + 61,
6777   EL_CUSTOM_START + 62,
6778   EL_CUSTOM_START + 63,
6779
6780   EL_CUSTOM_START + 64,
6781   EL_CUSTOM_START + 65,
6782   EL_CUSTOM_START + 66,
6783   EL_CUSTOM_START + 67,
6784
6785   EL_CUSTOM_START + 68,
6786   EL_CUSTOM_START + 69,
6787   EL_CUSTOM_START + 70,
6788   EL_CUSTOM_START + 71,
6789
6790   EL_CUSTOM_START + 72,
6791   EL_CUSTOM_START + 73,
6792   EL_CUSTOM_START + 74,
6793   EL_CUSTOM_START + 75,
6794
6795   EL_CUSTOM_START + 76,
6796   EL_CUSTOM_START + 77,
6797   EL_CUSTOM_START + 78,
6798   EL_CUSTOM_START + 79,
6799
6800   EL_CUSTOM_START + 80,
6801   EL_CUSTOM_START + 81,
6802   EL_CUSTOM_START + 82,
6803   EL_CUSTOM_START + 83,
6804
6805   EL_CUSTOM_START + 84,
6806   EL_CUSTOM_START + 85,
6807   EL_CUSTOM_START + 86,
6808   EL_CUSTOM_START + 87,
6809
6810   EL_CUSTOM_START + 88,
6811   EL_CUSTOM_START + 89,
6812   EL_CUSTOM_START + 90,
6813   EL_CUSTOM_START + 91,
6814
6815   EL_CUSTOM_START + 92,
6816   EL_CUSTOM_START + 93,
6817   EL_CUSTOM_START + 94,
6818   EL_CUSTOM_START + 95,
6819
6820   EL_CUSTOM_START + 96,
6821   EL_CUSTOM_START + 97,
6822   EL_CUSTOM_START + 98,
6823   EL_CUSTOM_START + 99,
6824
6825   EL_CUSTOM_START + 100,
6826   EL_CUSTOM_START + 101,
6827   EL_CUSTOM_START + 102,
6828   EL_CUSTOM_START + 103,
6829
6830   EL_CUSTOM_START + 104,
6831   EL_CUSTOM_START + 105,
6832   EL_CUSTOM_START + 106,
6833   EL_CUSTOM_START + 107,
6834
6835   EL_CUSTOM_START + 108,
6836   EL_CUSTOM_START + 109,
6837   EL_CUSTOM_START + 110,
6838   EL_CUSTOM_START + 111,
6839
6840   EL_CUSTOM_START + 112,
6841   EL_CUSTOM_START + 113,
6842   EL_CUSTOM_START + 114,
6843   EL_CUSTOM_START + 115,
6844
6845   EL_CUSTOM_START + 116,
6846   EL_CUSTOM_START + 117,
6847   EL_CUSTOM_START + 118,
6848   EL_CUSTOM_START + 119,
6849
6850   EL_CUSTOM_START + 120,
6851   EL_CUSTOM_START + 121,
6852   EL_CUSTOM_START + 122,
6853   EL_CUSTOM_START + 123,
6854
6855   EL_CUSTOM_START + 124,
6856   EL_CUSTOM_START + 125,
6857   EL_CUSTOM_START + 126,
6858   EL_CUSTOM_START + 127,
6859
6860   EL_CUSTOM_START + 128,
6861   EL_CUSTOM_START + 129,
6862   EL_CUSTOM_START + 130,
6863   EL_CUSTOM_START + 131,
6864
6865   EL_CUSTOM_START + 132,
6866   EL_CUSTOM_START + 133,
6867   EL_CUSTOM_START + 134,
6868   EL_CUSTOM_START + 135,
6869
6870   EL_CUSTOM_START + 136,
6871   EL_CUSTOM_START + 137,
6872   EL_CUSTOM_START + 138,
6873   EL_CUSTOM_START + 139,
6874
6875   EL_CUSTOM_START + 140,
6876   EL_CUSTOM_START + 141,
6877   EL_CUSTOM_START + 142,
6878   EL_CUSTOM_START + 143,
6879
6880   EL_CUSTOM_START + 144,
6881   EL_CUSTOM_START + 145,
6882   EL_CUSTOM_START + 146,
6883   EL_CUSTOM_START + 147,
6884
6885   EL_CUSTOM_START + 148,
6886   EL_CUSTOM_START + 149,
6887   EL_CUSTOM_START + 150,
6888   EL_CUSTOM_START + 151,
6889
6890   EL_CUSTOM_START + 152,
6891   EL_CUSTOM_START + 153,
6892   EL_CUSTOM_START + 154,
6893   EL_CUSTOM_START + 155,
6894
6895   EL_CUSTOM_START + 156,
6896   EL_CUSTOM_START + 157,
6897   EL_CUSTOM_START + 158,
6898   EL_CUSTOM_START + 159,
6899
6900   EL_CUSTOM_START + 160,
6901   EL_CUSTOM_START + 161,
6902   EL_CUSTOM_START + 162,
6903   EL_CUSTOM_START + 163,
6904
6905   EL_CUSTOM_START + 164,
6906   EL_CUSTOM_START + 165,
6907   EL_CUSTOM_START + 166,
6908   EL_CUSTOM_START + 167,
6909
6910   EL_CUSTOM_START + 168,
6911   EL_CUSTOM_START + 169,
6912   EL_CUSTOM_START + 170,
6913   EL_CUSTOM_START + 171,
6914
6915   EL_CUSTOM_START + 172,
6916   EL_CUSTOM_START + 173,
6917   EL_CUSTOM_START + 174,
6918   EL_CUSTOM_START + 175,
6919
6920   EL_CUSTOM_START + 176,
6921   EL_CUSTOM_START + 177,
6922   EL_CUSTOM_START + 178,
6923   EL_CUSTOM_START + 179,
6924
6925   EL_CUSTOM_START + 180,
6926   EL_CUSTOM_START + 181,
6927   EL_CUSTOM_START + 182,
6928   EL_CUSTOM_START + 183,
6929
6930   EL_CUSTOM_START + 184,
6931   EL_CUSTOM_START + 185,
6932   EL_CUSTOM_START + 186,
6933   EL_CUSTOM_START + 187,
6934
6935   EL_CUSTOM_START + 188,
6936   EL_CUSTOM_START + 189,
6937   EL_CUSTOM_START + 190,
6938   EL_CUSTOM_START + 191,
6939
6940   EL_CUSTOM_START + 192,
6941   EL_CUSTOM_START + 193,
6942   EL_CUSTOM_START + 194,
6943   EL_CUSTOM_START + 195,
6944
6945   EL_CUSTOM_START + 196,
6946   EL_CUSTOM_START + 197,
6947   EL_CUSTOM_START + 198,
6948   EL_CUSTOM_START + 199,
6949
6950   EL_CUSTOM_START + 200,
6951   EL_CUSTOM_START + 201,
6952   EL_CUSTOM_START + 202,
6953   EL_CUSTOM_START + 203,
6954
6955   EL_CUSTOM_START + 204,
6956   EL_CUSTOM_START + 205,
6957   EL_CUSTOM_START + 206,
6958   EL_CUSTOM_START + 207,
6959
6960   EL_CUSTOM_START + 208,
6961   EL_CUSTOM_START + 209,
6962   EL_CUSTOM_START + 210,
6963   EL_CUSTOM_START + 211,
6964
6965   EL_CUSTOM_START + 212,
6966   EL_CUSTOM_START + 213,
6967   EL_CUSTOM_START + 214,
6968   EL_CUSTOM_START + 215,
6969
6970   EL_CUSTOM_START + 216,
6971   EL_CUSTOM_START + 217,
6972   EL_CUSTOM_START + 218,
6973   EL_CUSTOM_START + 219,
6974
6975   EL_CUSTOM_START + 220,
6976   EL_CUSTOM_START + 221,
6977   EL_CUSTOM_START + 222,
6978   EL_CUSTOM_START + 223,
6979
6980   EL_CUSTOM_START + 224,
6981   EL_CUSTOM_START + 225,
6982   EL_CUSTOM_START + 226,
6983   EL_CUSTOM_START + 227,
6984
6985   EL_CUSTOM_START + 228,
6986   EL_CUSTOM_START + 229,
6987   EL_CUSTOM_START + 230,
6988   EL_CUSTOM_START + 231,
6989
6990   EL_CUSTOM_START + 232,
6991   EL_CUSTOM_START + 233,
6992   EL_CUSTOM_START + 234,
6993   EL_CUSTOM_START + 235,
6994
6995   EL_CUSTOM_START + 236,
6996   EL_CUSTOM_START + 237,
6997   EL_CUSTOM_START + 238,
6998   EL_CUSTOM_START + 239,
6999
7000   EL_CUSTOM_START + 240,
7001   EL_CUSTOM_START + 241,
7002   EL_CUSTOM_START + 242,
7003   EL_CUSTOM_START + 243,
7004
7005   EL_CUSTOM_START + 244,
7006   EL_CUSTOM_START + 245,
7007   EL_CUSTOM_START + 246,
7008   EL_CUSTOM_START + 247,
7009
7010   EL_CUSTOM_START + 248,
7011   EL_CUSTOM_START + 249,
7012   EL_CUSTOM_START + 250,
7013   EL_CUSTOM_START + 251,
7014
7015   EL_CUSTOM_START + 252,
7016   EL_CUSTOM_START + 253,
7017   EL_CUSTOM_START + 254,
7018   EL_CUSTOM_START + 255
7019 };
7020 static int *editor_hl_custom_ptr = editor_hl_custom;
7021 static int *editor_el_custom_ptr = editor_el_custom;
7022 static int num_editor_hl_custom = ARRAY_SIZE(editor_hl_custom);
7023 static int num_editor_el_custom = ARRAY_SIZE(editor_el_custom);
7024
7025 static int editor_hl_group[] =
7026 {
7027   EL_INTERNAL_CASCADE_GE_ACTIVE,
7028   EL_CHAR('G'),
7029   EL_CHAR('E'),
7030   EL_EMPTY,
7031 };
7032
7033 static int editor_el_group[] =
7034 {
7035   EL_GROUP_START + 0,
7036   EL_GROUP_START + 1,
7037   EL_GROUP_START + 2,
7038   EL_GROUP_START + 3,
7039
7040   EL_GROUP_START + 4,
7041   EL_GROUP_START + 5,
7042   EL_GROUP_START + 6,
7043   EL_GROUP_START + 7,
7044
7045   EL_GROUP_START + 8,
7046   EL_GROUP_START + 9,
7047   EL_GROUP_START + 10,
7048   EL_GROUP_START + 11,
7049
7050   EL_GROUP_START + 12,
7051   EL_GROUP_START + 13,
7052   EL_GROUP_START + 14,
7053   EL_GROUP_START + 15,
7054
7055   EL_GROUP_START + 16,
7056   EL_GROUP_START + 17,
7057   EL_GROUP_START + 18,
7058   EL_GROUP_START + 19,
7059
7060   EL_GROUP_START + 20,
7061   EL_GROUP_START + 21,
7062   EL_GROUP_START + 22,
7063   EL_GROUP_START + 23,
7064
7065   EL_GROUP_START + 24,
7066   EL_GROUP_START + 25,
7067   EL_GROUP_START + 26,
7068   EL_GROUP_START + 27,
7069
7070   EL_GROUP_START + 28,
7071   EL_GROUP_START + 29,
7072   EL_GROUP_START + 30,
7073   EL_GROUP_START + 31
7074 };
7075 static int *editor_hl_group_ptr = editor_hl_group;
7076 static int *editor_el_group_ptr = editor_el_group;
7077 static int num_editor_hl_group = ARRAY_SIZE(editor_hl_group);
7078 static int num_editor_el_group = ARRAY_SIZE(editor_el_group);
7079
7080 static int editor_hl_empty_space[] =
7081 {
7082   EL_INTERNAL_CASCADE_ES_ACTIVE,
7083   EL_CHAR('E'),
7084   EL_CHAR('S'),
7085   EL_EMPTY,
7086 };
7087
7088 static int editor_el_empty_space[] =
7089 {
7090   EL_EMPTY_SPACE_1,
7091   EL_EMPTY_SPACE_2,
7092   EL_EMPTY_SPACE_3,
7093   EL_EMPTY_SPACE_4,
7094
7095   EL_EMPTY_SPACE_5,
7096   EL_EMPTY_SPACE_6,
7097   EL_EMPTY_SPACE_7,
7098   EL_EMPTY_SPACE_8,
7099
7100   EL_EMPTY_SPACE_9,
7101   EL_EMPTY_SPACE_10,
7102   EL_EMPTY_SPACE_11,
7103   EL_EMPTY_SPACE_12,
7104
7105   EL_EMPTY_SPACE_13,
7106   EL_EMPTY_SPACE_14,
7107   EL_EMPTY_SPACE_15,
7108   EL_EMPTY_SPACE_16
7109 };
7110 static int *editor_hl_empty_space_ptr = editor_hl_empty_space;
7111 static int *editor_el_empty_space_ptr = editor_el_empty_space;
7112 static int num_editor_hl_empty_space = ARRAY_SIZE(editor_hl_empty_space);
7113 static int num_editor_el_empty_space = ARRAY_SIZE(editor_el_empty_space);
7114
7115 static int editor_hl_reference[] =
7116 {
7117   EL_INTERNAL_CASCADE_REF_ACTIVE,
7118   EL_CHAR('R'),
7119   EL_CHAR('E'),
7120   EL_CHAR('F')
7121 };
7122
7123 static int editor_el_reference[] =
7124 {
7125   EL_TRIGGER_PLAYER,
7126   EL_TRIGGER_ELEMENT,
7127   EL_TRIGGER_CE_VALUE,
7128   EL_TRIGGER_CE_SCORE,
7129
7130   EL_SELF,
7131   EL_ANY_ELEMENT,
7132   EL_CURRENT_CE_VALUE,
7133   EL_CURRENT_CE_SCORE,
7134
7135   EL_PREV_CE_8,
7136   EL_PREV_CE_7,
7137   EL_PREV_CE_6,
7138   EL_PREV_CE_5,
7139
7140   EL_PREV_CE_4,
7141   EL_PREV_CE_3,
7142   EL_PREV_CE_2,
7143   EL_PREV_CE_1,
7144
7145   EL_NEXT_CE_1,
7146   EL_NEXT_CE_2,
7147   EL_NEXT_CE_3,
7148   EL_NEXT_CE_4,
7149
7150   EL_NEXT_CE_5,
7151   EL_NEXT_CE_6,
7152   EL_NEXT_CE_7,
7153   EL_NEXT_CE_8,
7154 };
7155 static int *editor_hl_reference_ptr = editor_hl_reference;
7156 static int *editor_el_reference_ptr = editor_el_reference;
7157 static int num_editor_hl_reference = ARRAY_SIZE(editor_hl_reference);
7158 static int num_editor_el_reference = ARRAY_SIZE(editor_el_reference);
7159
7160 static int editor_hl_user_defined[] =
7161 {
7162   EL_INTERNAL_CASCADE_USER_ACTIVE,
7163   EL_CHAR('M'),
7164   EL_CHAR('Y'),
7165   EL_EMPTY,
7166 };
7167
7168 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
7169 static int *editor_el_user_defined_ptr = NULL;
7170 static int num_editor_hl_user_defined = ARRAY_SIZE(editor_hl_user_defined);
7171 static int num_editor_el_user_defined = 0;
7172
7173 static int editor_hl_dynamic[] =
7174 {
7175   EL_INTERNAL_CASCADE_DYNAMIC_ACTIVE,
7176   EL_CHAR('U'),
7177   EL_CHAR('S'),
7178   EL_CHAR('E'),
7179 };
7180
7181 static int *editor_hl_dynamic_ptr = editor_hl_dynamic;
7182 static int *editor_el_dynamic_ptr = NULL;
7183 static int num_editor_hl_dynamic = ARRAY_SIZE(editor_hl_dynamic);
7184 static int num_editor_el_dynamic = 0;
7185
7186 static int editor_hl_empty[] = { EL_EMPTY };
7187 static int *editor_el_empty = NULL;     // dynamically allocated
7188
7189 static int *editor_hl_empty_ptr = editor_hl_empty;
7190 static int *editor_el_empty_ptr = NULL;
7191 static int num_editor_hl_empty = 0;
7192 static int num_editor_el_empty = 0;     // dynamically determined, if needed
7193
7194 static boolean use_el_empty = FALSE;
7195
7196 static int *editor_elements = NULL;     // dynamically allocated
7197 static int num_editor_elements = 0;     // dynamically determined
7198
7199 static boolean setup_editor_cascade_never = FALSE;
7200
7201 static boolean setup_editor_el_players                  = TRUE;
7202 static boolean setup_editor_el_boulderdash              = TRUE;
7203 static boolean setup_editor_el_boulderdash_native       = TRUE;
7204 static boolean setup_editor_el_boulderdash_effects      = TRUE;
7205 static boolean setup_editor_el_emerald_mine             = TRUE;
7206 static boolean setup_editor_el_emerald_mine_club        = TRUE;
7207 static boolean setup_editor_el_more                     = TRUE;
7208 static boolean setup_editor_el_sokoban                  = TRUE;
7209 static boolean setup_editor_el_supaplex                 = TRUE;
7210 static boolean setup_editor_el_diamond_caves            = TRUE;
7211 static boolean setup_editor_el_dx_boulderdash           = TRUE;
7212 static boolean setup_editor_el_mirror_magic             = TRUE;
7213 static boolean setup_editor_el_deflektor                = TRUE;
7214 static boolean setup_editor_el_chars                    = TRUE;
7215 static boolean setup_editor_el_steel_chars              = TRUE;
7216 static boolean setup_editor_el_custom                   = TRUE;
7217 static boolean setup_editor_el_user_defined             = TRUE;
7218 static boolean setup_editor_el_dynamic                  = TRUE;
7219
7220 static int editor_hl_unused[] = { EL_EMPTY };
7221 static int *editor_hl_unused_ptr = editor_hl_unused;
7222 static int num_editor_hl_unused = 0;
7223
7224 static struct
7225 {
7226   boolean *setup_value;
7227   boolean *setup_cascade_value;
7228
7229   int **headline_list;
7230   int *headline_list_size;
7231
7232   int **element_list;
7233   int *element_list_size;
7234
7235   boolean last_setup_value;
7236 }
7237 editor_elements_info[] =
7238 {
7239   {
7240     &setup_editor_el_players,
7241     &setup_editor_cascade_never,
7242     &editor_hl_unused_ptr,              &num_editor_hl_unused,
7243     &editor_el_players_ptr,             &num_editor_el_players
7244   },
7245   {
7246     &setup_editor_el_boulderdash,
7247     &setup.editor_cascade.el_bd,
7248     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
7249     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
7250   },
7251   {
7252     &setup_editor_el_boulderdash_native,
7253     &setup.editor_cascade.el_bd_native,
7254     &editor_hl_boulderdash_native_ptr,  &num_editor_hl_boulderdash_native,
7255     &editor_el_boulderdash_native_ptr,  &num_editor_el_boulderdash_native
7256   },
7257   {
7258     &setup_editor_el_boulderdash_effects,
7259     &setup.editor_cascade.el_bd_effects,
7260     &editor_hl_boulderdash_effects_ptr, &num_editor_hl_boulderdash_effects,
7261     &editor_el_boulderdash_effects_ptr, &num_editor_el_boulderdash_effects
7262   },
7263   {
7264     &setup_editor_el_emerald_mine,
7265     &setup.editor_cascade.el_em,
7266     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
7267     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
7268   },
7269   {
7270     &setup_editor_el_emerald_mine_club,
7271     &setup.editor_cascade.el_emc,
7272     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
7273     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
7274   },
7275   {
7276     &setup_editor_el_more,
7277     &setup.editor_cascade.el_rnd,
7278     &editor_hl_rnd_ptr,                 &num_editor_hl_rnd,
7279     &editor_el_rnd_ptr,                 &num_editor_el_rnd
7280   },
7281   {
7282     &setup_editor_el_sokoban,
7283     &setup.editor_cascade.el_sb,
7284     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
7285     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
7286   },
7287   {
7288     &setup_editor_el_supaplex,
7289     &setup.editor_cascade.el_sp,
7290     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
7291     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
7292   },
7293   {
7294     &setup_editor_el_diamond_caves,
7295     &setup.editor_cascade.el_dc,
7296     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
7297     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
7298   },
7299   {
7300     &setup_editor_el_dx_boulderdash,
7301     &setup.editor_cascade.el_dx,
7302     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
7303     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
7304   },
7305   {
7306     &setup_editor_el_mirror_magic,
7307     &setup.editor_cascade.el_mm,
7308     &editor_hl_mirror_magic_ptr,        &num_editor_hl_mirror_magic,
7309     &editor_el_mirror_magic_ptr,        &num_editor_el_mirror_magic
7310   },
7311   {
7312     &setup_editor_el_deflektor,
7313     &setup.editor_cascade.el_df,
7314     &editor_hl_deflektor_ptr,           &num_editor_hl_deflektor,
7315     &editor_el_deflektor_ptr,           &num_editor_el_deflektor
7316   },
7317   {
7318     &setup_editor_el_chars,
7319     &setup.editor_cascade.el_chars,
7320     &editor_hl_chars_ptr,               &num_editor_hl_chars,
7321     &editor_el_chars_ptr,               &num_editor_el_chars
7322   },
7323   {
7324     &setup_editor_el_steel_chars,
7325     &setup.editor_cascade.el_steel_chars,
7326     &editor_hl_steel_chars_ptr,         &num_editor_hl_steel_chars,
7327     &editor_el_steel_chars_ptr,         &num_editor_el_steel_chars
7328   },
7329   {
7330     &setup_editor_el_custom,
7331     &setup.editor_cascade.el_ce,
7332     &editor_hl_custom_ptr,              &num_editor_hl_custom,
7333     &editor_el_custom_ptr,              &num_editor_el_custom
7334   },
7335   {
7336     &setup_editor_el_custom,
7337     &setup.editor_cascade.el_ge,
7338     &editor_hl_group_ptr,               &num_editor_hl_group,
7339     &editor_el_group_ptr,               &num_editor_el_group
7340   },
7341   {
7342     &setup_editor_el_custom,
7343     &setup.editor_cascade.el_es,
7344     &editor_hl_empty_space_ptr,         &num_editor_hl_empty_space,
7345     &editor_el_empty_space_ptr,         &num_editor_el_empty_space
7346   },
7347   {
7348     &setup_editor_el_custom,
7349     &setup.editor_cascade.el_ref,
7350     &editor_hl_reference_ptr,           &num_editor_hl_reference,
7351     &editor_el_reference_ptr,           &num_editor_el_reference
7352   },
7353   {
7354     &setup_editor_el_user_defined,
7355     &setup.editor_cascade.el_user,
7356     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
7357     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
7358   },
7359   {
7360     &setup_editor_el_dynamic,
7361     &setup.editor_cascade.el_dynamic,
7362     &editor_hl_dynamic_ptr,             &num_editor_hl_dynamic,
7363     &editor_el_dynamic_ptr,             &num_editor_el_dynamic,
7364   },
7365   {
7366     &use_el_empty,
7367     &use_el_empty,
7368     &editor_hl_empty_ptr,               &num_editor_hl_empty,
7369     &editor_el_empty_ptr,               &num_editor_el_empty,
7370   },
7371   {
7372     NULL,
7373     NULL,
7374     NULL,                               NULL,
7375     NULL,                               NULL
7376   }
7377 };
7378
7379 static struct XY xy_directions[] =
7380 {
7381   { -1,  0 },
7382   { +1,  0 },
7383   {  0, -1 },
7384   {  0, +1 }
7385 };
7386
7387
7388 // ----------------------------------------------------------------------------
7389 // functions
7390 // ----------------------------------------------------------------------------
7391
7392 static int getMaxInfoTextLength(void)
7393 {
7394   return (SXSIZE / getFontWidth(INFOTEXT_FONT));
7395 }
7396
7397 static int getTextWidthForGadget(char *text)
7398 {
7399   if (text == NULL)
7400     return 0;
7401
7402   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
7403 }
7404
7405 static int getTextWidthForDrawingArea(char *text)
7406 {
7407   if (text == NULL)
7408     return 0;
7409
7410   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_BORDER_SIZE);
7411 }
7412
7413 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
7414 {
7415   return (gi->x + gi->width + getTextWidthForGadget(text));
7416 }
7417
7418 static char *getElementInfoText(int element)
7419 {
7420   char *info_text = NULL;
7421
7422   if (element < MAX_NUM_ELEMENTS)
7423   {
7424     if (strlen(element_info[element].description) > 0)
7425       info_text = element_info[element].description;
7426     else if (element_info[element].custom_description != NULL)
7427       info_text = element_info[element].custom_description;
7428     else if (element_info[element].editor_description != NULL)
7429       info_text = element_info[element].editor_description;
7430   }
7431
7432   if (info_text == NULL)
7433     info_text = INFOTEXT_UNKNOWN_ELEMENT;
7434
7435   return info_text;
7436 }
7437
7438 static char *getElementDescriptionFilenameExt(char *basename)
7439 {
7440   char *elements_subdir = ELEMENTS_DIRECTORY;
7441   static char *elements_subdir2 = NULL;
7442   static char *filename = NULL;
7443
7444   if (elements_subdir2 == NULL)
7445     elements_subdir2 = getPath2(DOCS_DIRECTORY, elements_subdir);
7446
7447   checked_free(filename);
7448
7449   // 1st try: look for element description in current level set directory
7450   filename = getPath3(getCurrentLevelDir(), elements_subdir2, basename);
7451   if (fileExists(filename))
7452     return filename;
7453
7454   free(filename);
7455
7456   // 2nd try: look for element description in the game's base directory
7457   filename = getPath3(options.docs_directory, elements_subdir, basename);
7458   if (fileExists(filename))
7459     return filename;
7460
7461   return NULL;
7462 }
7463
7464 static char *getElementDescriptionFilename(int element)
7465 {
7466   char basename[MAX_FILENAME_LEN];
7467   char *filename;
7468
7469   // 1st try: look for element description file for exactly this element
7470   sprintf(basename, "%s.txt", element_info[element].token_name);
7471   filename = getElementDescriptionFilenameExt(basename);
7472   if (filename != NULL)
7473     return filename;
7474
7475   // 2nd try: look for element description file for this element's class
7476   sprintf(basename, "%s.txt", element_info[element].class_name);
7477   filename = getElementDescriptionFilenameExt(basename);
7478   if (filename != NULL)
7479     return filename;
7480
7481   // 3rd try: look for generic fallback text file for any element
7482   filename = getElementDescriptionFilenameExt(FALLBACK_TEXT_FILENAME);
7483   if (filename != NULL)
7484     return filename;
7485
7486   return NULL;
7487 }
7488
7489 static boolean suppressBorderElement(void)
7490 {
7491   return (level.game_engine_type == GAME_ENGINE_TYPE_MM &&
7492           lev_fieldx <= MAX_ED_FIELDX &&
7493           lev_fieldy <= MAX_ED_FIELDY);
7494 }
7495
7496 static void InitDynamicEditorElementList(int **elements, int *num_elements)
7497 {
7498   boolean element_found[NUM_FILE_ELEMENTS];
7499   int i, x, y;
7500
7501   // initialize list of used elements to "not used"
7502   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7503     element_found[i] = FALSE;
7504
7505   // find all elements used in current level
7506   for (y = 0; y < lev_fieldy; y++)
7507   {
7508     for (x = 0; x < lev_fieldx; x++)
7509     {
7510       if (Tile[x][y] >= NUM_FILE_ELEMENTS)      // should never happen
7511         continue;
7512
7513       if (IS_MM_WALL(Tile[x][y]))
7514         element_found[map_mm_wall_element(Tile[x][y])] = TRUE;
7515       else
7516         element_found[Tile[x][y]] = TRUE;
7517     }
7518   }
7519
7520   *num_elements = 0;
7521
7522   // count number of elements used in current level
7523   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7524     if (element_found[i])
7525       (*num_elements)++;
7526
7527   // add space for up to 3 more elements for padding that may be needed
7528   *num_elements += 3;
7529
7530   // free memory for old list of elements, if needed
7531   checked_free(*elements);
7532
7533   // allocate memory for new list of elements
7534   *elements = checked_malloc(*num_elements * sizeof(int));
7535
7536   *num_elements = 0;
7537
7538   // add all elements used in current level (non-custom/group/empty elements)
7539   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7540     if (element_found[i] && !(IS_CUSTOM_ELEMENT(i) ||
7541                               IS_GROUP_ELEMENT(i) ||
7542                               IS_EMPTY_ELEMENT(i)))
7543       (*elements)[(*num_elements)++] = i;
7544
7545   // add all elements used in current level (custom/group/empty elements)
7546   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7547     if (element_found[i] && (IS_CUSTOM_ELEMENT(i) ||
7548                              IS_GROUP_ELEMENT(i) ||
7549                              IS_EMPTY_ELEMENT(i)))
7550       (*elements)[(*num_elements)++] = i;
7551
7552   while (*num_elements % 4)     // pad with empty elements, if needed
7553     (*elements)[(*num_elements)++] = EL_EMPTY;
7554 }
7555
7556 static void ReinitializeElementList_EnableSections(void)
7557 {
7558   // default: enable all element sections
7559
7560   setup_editor_el_players               = TRUE;
7561   setup_editor_el_boulderdash           = TRUE;
7562   setup_editor_el_boulderdash_native    = TRUE;
7563   setup_editor_el_boulderdash_effects   = TRUE;
7564   setup_editor_el_emerald_mine          = TRUE;
7565   setup_editor_el_emerald_mine_club     = TRUE;
7566   setup_editor_el_more                  = TRUE;
7567   setup_editor_el_sokoban               = TRUE;
7568   setup_editor_el_supaplex              = TRUE;
7569   setup_editor_el_diamond_caves         = TRUE;
7570   setup_editor_el_dx_boulderdash        = TRUE;
7571   setup_editor_el_mirror_magic          = TRUE;
7572   setup_editor_el_deflektor             = TRUE;
7573   setup_editor_el_chars                 = TRUE;
7574   setup_editor_el_steel_chars           = TRUE;
7575
7576   setup_editor_el_custom                = TRUE;
7577   setup_editor_el_user_defined          = TRUE;
7578   setup_editor_el_dynamic               = TRUE;
7579
7580   // now disable all element sections not to be displayed
7581
7582   if (!setup.editor.el_classic)
7583   {
7584     setup_editor_el_players             = FALSE;
7585     setup_editor_el_boulderdash         = FALSE;
7586     setup_editor_el_boulderdash_native  = FALSE;
7587     setup_editor_el_boulderdash_effects = FALSE;
7588     setup_editor_el_emerald_mine        = FALSE;
7589     setup_editor_el_emerald_mine_club   = FALSE;
7590     setup_editor_el_more                = FALSE;
7591     setup_editor_el_sokoban             = FALSE;
7592     setup_editor_el_supaplex            = FALSE;
7593     setup_editor_el_diamond_caves       = FALSE;
7594     setup_editor_el_dx_boulderdash      = FALSE;
7595     setup_editor_el_mirror_magic        = FALSE;
7596     setup_editor_el_deflektor           = FALSE;
7597     setup_editor_el_chars               = FALSE;
7598     setup_editor_el_steel_chars         = FALSE;
7599   }
7600
7601   if (!setup.editor.el_custom)
7602   {
7603     setup_editor_el_custom              = FALSE;
7604   }
7605
7606   if (!setup.editor.el_user_defined)
7607   {
7608     setup_editor_el_user_defined        = FALSE;
7609   }
7610
7611   if (!setup.editor.el_dynamic)
7612   {
7613     setup_editor_el_dynamic             = FALSE;
7614   }
7615
7616   if (level.game_engine_type == GAME_ENGINE_TYPE_RND)
7617   {
7618     setup_editor_el_boulderdash_native  = FALSE;
7619     setup_editor_el_boulderdash_effects = FALSE;
7620     setup_editor_el_mirror_magic        = FALSE;
7621     setup_editor_el_deflektor           = FALSE;
7622   }
7623   else if (level.game_engine_type == GAME_ENGINE_TYPE_BD)
7624   {
7625     setup_editor_el_players             = FALSE;
7626     setup_editor_el_boulderdash         = FALSE;
7627     setup_editor_el_emerald_mine        = FALSE;
7628     setup_editor_el_emerald_mine_club   = FALSE;
7629     setup_editor_el_more                = FALSE;
7630     setup_editor_el_sokoban             = FALSE;
7631     setup_editor_el_supaplex            = FALSE;
7632     setup_editor_el_diamond_caves       = FALSE;
7633     setup_editor_el_dx_boulderdash      = FALSE;
7634     setup_editor_el_mirror_magic        = FALSE;
7635     setup_editor_el_deflektor           = FALSE;
7636     setup_editor_el_chars               = FALSE;
7637     setup_editor_el_steel_chars         = FALSE;
7638
7639     setup_editor_el_custom              = FALSE;
7640   }
7641   else if (level.game_engine_type == GAME_ENGINE_TYPE_EM)
7642   {
7643     setup_editor_el_boulderdash         = FALSE;
7644     setup_editor_el_boulderdash_native  = FALSE;
7645     setup_editor_el_boulderdash_effects = FALSE;
7646     setup_editor_el_more                = FALSE;
7647     setup_editor_el_sokoban             = FALSE;
7648     setup_editor_el_supaplex            = FALSE;
7649     setup_editor_el_diamond_caves       = FALSE;
7650     setup_editor_el_dx_boulderdash      = FALSE;
7651     setup_editor_el_mirror_magic        = FALSE;
7652     setup_editor_el_deflektor           = FALSE;
7653     setup_editor_el_steel_chars         = FALSE;
7654
7655     setup_editor_el_custom              = FALSE;
7656   }
7657   else if (level.game_engine_type == GAME_ENGINE_TYPE_SP)
7658   {
7659     setup_editor_el_players             = FALSE;
7660     setup_editor_el_boulderdash         = FALSE;
7661     setup_editor_el_boulderdash_native  = FALSE;
7662     setup_editor_el_boulderdash_effects = FALSE;
7663     setup_editor_el_emerald_mine        = FALSE;
7664     setup_editor_el_emerald_mine_club   = FALSE;
7665     setup_editor_el_more                = FALSE;
7666     setup_editor_el_sokoban             = FALSE;
7667     setup_editor_el_diamond_caves       = FALSE;
7668     setup_editor_el_dx_boulderdash      = FALSE;
7669     setup_editor_el_mirror_magic        = FALSE;
7670     setup_editor_el_deflektor           = FALSE;
7671     setup_editor_el_chars               = FALSE;
7672     setup_editor_el_steel_chars         = FALSE;
7673
7674     setup_editor_el_custom              = FALSE;
7675   }
7676   else if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
7677   {
7678     setup_editor_el_players             = FALSE;
7679     setup_editor_el_boulderdash         = FALSE;
7680     setup_editor_el_boulderdash_native  = FALSE;
7681     setup_editor_el_boulderdash_effects = FALSE;
7682     setup_editor_el_emerald_mine        = FALSE;
7683     setup_editor_el_emerald_mine_club   = FALSE;
7684     setup_editor_el_more                = FALSE;
7685     setup_editor_el_sokoban             = FALSE;
7686     setup_editor_el_supaplex            = FALSE;
7687     setup_editor_el_diamond_caves       = FALSE;
7688     setup_editor_el_dx_boulderdash      = FALSE;
7689     setup_editor_el_steel_chars         = FALSE;
7690
7691     setup_editor_el_custom              = FALSE;
7692   }
7693 }
7694
7695 static void ReinitializeElementList(void)
7696 {
7697   static boolean initialization_needed = TRUE;
7698   int pos = 0;
7699   int i, j;
7700
7701   ReinitializeElementList_EnableSections();
7702
7703   if (initialization_needed)
7704   {
7705     LoadSetup_EditorCascade();          // load last editor cascade state
7706
7707     // initialize editor cascade element from saved cascade state
7708     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
7709     {
7710       int *cascade_element = &(*editor_elements_info[i].headline_list)[0];
7711       boolean cascade_value = *editor_elements_info[i].setup_cascade_value;
7712
7713       if (IS_EDITOR_CASCADE(*cascade_element))
7714         *cascade_element =
7715           (cascade_value ? EL_CASCADE_ACTIVE(*cascade_element) :
7716            EL_CASCADE_INACTIVE(*cascade_element));
7717     }
7718
7719     initialization_needed = FALSE;
7720   }
7721
7722   checked_free(editor_elements);
7723
7724   // reload optional user defined element list for each invocation of editor
7725   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
7726                                    &num_editor_el_user_defined);
7727
7728   // initialize dynamic level element list for each invocation of editor
7729   InitDynamicEditorElementList(&editor_el_dynamic_ptr,
7730                                &num_editor_el_dynamic);
7731
7732   // initialize list of empty elements (used for padding, if needed)
7733   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
7734     editor_el_empty[i] = EL_EMPTY;
7735
7736   // do some sanity checks for each element from element list
7737   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
7738   {
7739     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
7740     {
7741       int element = (*editor_elements_info[i].element_list)[j];
7742
7743       if (element >= NUM_FILE_ELEMENTS)
7744         Warn("editor element %d is runtime element", element);
7745
7746       if (strEqual(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT))
7747         Warn("no element description text for element %d", element);
7748     }
7749   }
7750
7751   num_editor_elements = 0;
7752   use_el_empty = FALSE;
7753
7754   // determine size of element list
7755   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
7756   {
7757     if (*editor_elements_info[i].setup_value)
7758     {
7759       boolean found_inactive_cascade = FALSE;
7760
7761       if (setup.editor.el_headlines)
7762       {
7763         // required for correct padding of palette headline buttons
7764         if (*editor_elements_info[i].headline_list_size > 0)
7765           num_editor_elements += ED_ELEMENTLIST_COLS;
7766
7767         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
7768         {
7769           int element = (*editor_elements_info[i].headline_list)[j];
7770
7771           if (IS_EDITOR_CASCADE_INACTIVE(element))
7772             found_inactive_cascade = TRUE;
7773         }
7774       }
7775
7776       if (found_inactive_cascade)
7777         continue;
7778
7779       // required for correct padding of palette element buttons
7780       int element_list_size = *editor_elements_info[i].element_list_size;
7781       int element_rows =
7782         (element_list_size + ED_ELEMENTLIST_COLS - 1) / ED_ELEMENTLIST_COLS;
7783       int element_buttons = ED_ELEMENTLIST_COLS * element_rows;
7784
7785       num_editor_elements += element_buttons;
7786     }
7787   }
7788
7789   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
7790   {
7791     // offer at least as many elements as element buttons exist
7792     use_el_empty = TRUE;
7793     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
7794
7795     num_editor_elements += num_editor_el_empty;
7796   }
7797   else
7798   {
7799     num_editor_el_empty = 0;
7800   }
7801
7802   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
7803
7804   // fill element list
7805   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
7806   {
7807     boolean found_inactive_cascade = FALSE;
7808
7809     if (*editor_elements_info[i].setup_value)
7810     {
7811       if (setup.editor.el_headlines)
7812       {
7813         // required for correct padding of palette headline buttons
7814         int headline_size = (*editor_elements_info[i].headline_list_size > 0 ?
7815                              ED_ELEMENTLIST_COLS : 0);
7816
7817         for (j = 0; j < headline_size; j++)
7818         {
7819           // use empty elements for padding of palette headline buttons
7820           int element = (j < *editor_elements_info[i].headline_list_size ?
7821                          (*editor_elements_info[i].headline_list)[j] :
7822                          editor_el_empty[0]);
7823
7824           editor_elements[pos++] = element;
7825
7826           if (IS_EDITOR_CASCADE_INACTIVE(element))
7827             found_inactive_cascade = TRUE;
7828         }
7829       }
7830
7831       if (found_inactive_cascade)
7832         continue;
7833
7834       // required for correct padding of palette element buttons
7835       int element_list_size = *editor_elements_info[i].element_list_size;
7836       int element_rows =
7837         (element_list_size + ED_ELEMENTLIST_COLS - 1) / ED_ELEMENTLIST_COLS;
7838       int element_buttons = ED_ELEMENTLIST_COLS * element_rows;
7839
7840       // copy all elements from element list
7841       for (j = 0; j < element_list_size; j++)
7842         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
7843
7844       // use empty elements for padding of palette element buttons
7845       for (j = 0; j < element_buttons - element_list_size; j++)
7846         editor_elements[pos++] = editor_el_empty[0];
7847     }
7848   }
7849
7850   // (this function is also called before editor gadgets are initialized!)
7851   AdjustElementListScrollbar();
7852 }
7853
7854 void PrintEditorElementList(void)
7855 {
7856   boolean *stop = &setup_editor_el_user_defined;
7857   int i, j;
7858
7859   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
7860   {
7861     int cascade_element = (*editor_elements_info[i].headline_list)[0];
7862
7863     if (IS_EDITOR_CASCADE(cascade_element))
7864     {
7865       int cascade_element_show = EL_CASCADE_INACTIVE(cascade_element);
7866       char *headline = element_info[cascade_element_show].editor_description;
7867
7868       PrintLineWithPrefix("# ", "-", 77);
7869       Print("# %s\n", headline);
7870       PrintLineWithPrefix("# ", "-", 77);
7871     }
7872
7873     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
7874     {
7875       int element = (*editor_elements_info[i].headline_list)[j];
7876
7877       if (IS_EDITOR_CASCADE(element))
7878         element = EL_CHAR_MINUS;
7879
7880       Print("# %s\n", element_info[element].token_name);
7881     }
7882
7883     if (j > 0)
7884       Print("#\n");
7885
7886     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
7887     {
7888       int element = (*editor_elements_info[i].element_list)[j];
7889
7890       Print("# %s\n", element_info[element].token_name);
7891     }
7892
7893     if (j > 0)
7894       Print("#\n");
7895   }
7896 }
7897
7898 static void ReinitializeElementListButtons(void)
7899 {
7900   static boolean last_setup_value_headlines = FALSE;
7901   static boolean initialization_needed = TRUE;
7902   int i;
7903
7904   if (!initialization_needed)   // check if editor element setup has changed
7905   {
7906     if (last_setup_value_headlines != setup.editor.el_headlines)
7907       initialization_needed = TRUE;
7908
7909     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
7910       if (editor_elements_info[i].last_setup_value !=
7911           *editor_elements_info[i].setup_value)
7912         initialization_needed = TRUE;
7913   }
7914
7915   if (!initialization_needed)
7916     return;
7917
7918   FreeLevelEditorGadgets();
7919   CreateLevelEditorGadgets();
7920
7921   // store current setup values for next invocation of this function
7922   last_setup_value_headlines = setup.editor.el_headlines;
7923   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
7924     editor_elements_info[i].last_setup_value =
7925       *editor_elements_info[i].setup_value;
7926
7927   initialization_needed = FALSE;
7928 }
7929
7930 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
7931                               boolean input)
7932 {
7933   int border_graphic =
7934     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
7935   struct GraphicInfo *g = &graphic_info[border_graphic];
7936   Bitmap *src_bitmap = g->bitmap;
7937   int src_x = g->src_x;
7938   int src_y = g->src_y;
7939   int border_size = g->border_size;
7940   int border_xpos = g->width  - border_size;
7941   int border_ypos = g->height - border_size;
7942   int tilesize = ED_DRAWINGAREA_TILE_SIZE;
7943   int i;
7944
7945   BlitBitmap(src_bitmap, drawto, src_x, src_y,
7946              border_size, border_size,
7947              dest_x - border_size, dest_y - border_size);
7948   BlitBitmap(src_bitmap, drawto, src_x + border_xpos, src_y,
7949              border_size, border_size,
7950              dest_x + width, dest_y - border_size);
7951   BlitBitmap(src_bitmap, drawto, src_x, src_y + border_ypos,
7952              border_size, border_size,
7953              dest_x - border_size, dest_y + height);
7954   BlitBitmap(src_bitmap, drawto, src_x + border_xpos, src_y + border_ypos,
7955              border_size, border_size,
7956              dest_x + width, dest_y + height);
7957
7958   for (i = 0; i < width / tilesize; i++)
7959   {
7960     BlitBitmap(src_bitmap, drawto, src_x + border_size, src_y,
7961                tilesize, border_size,
7962                dest_x + i * tilesize, dest_y - border_size);
7963     BlitBitmap(src_bitmap, drawto, src_x + border_size, src_y + border_ypos,
7964                tilesize, border_size,
7965                dest_x + i * tilesize, dest_y + height);
7966   }
7967
7968   for (i = 0; i < height / tilesize; i++)
7969   {
7970     BlitBitmap(src_bitmap, drawto, src_x, src_y + border_size,
7971                border_size, tilesize,
7972                dest_x - border_size, dest_y + i * tilesize);
7973     BlitBitmap(src_bitmap, drawto, src_x + border_xpos, src_y + border_size,
7974                border_size, tilesize,
7975                dest_x + width, dest_y + i * tilesize);
7976   }
7977
7978   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
7979 }
7980
7981 static void DrawEditorLevelBorderLine(int x, int y, int xsize, int ysize)
7982 {
7983   int xsize_tile = MAX(ed_tilesize, xsize);
7984   int ysize_tile = MAX(ed_tilesize, ysize);
7985   int xsize_full = xsize + 1;
7986   int ysize_full = ysize + 1;
7987   int xsize_thin = (xsize < ed_tilesize ? 1 : xsize);
7988   int ysize_thin = (ysize < ed_tilesize ? 1 : ysize);
7989   Pixel line_color = getTabulatorBarColor();
7990
7991   if (line_color == BLACK_PIXEL)                // black => transparent
7992     return;
7993
7994   FillRectangle(drawto, SX + x, SY + y, xsize_tile, ysize_tile, BLACK_PIXEL);
7995   FillRectangle(drawto, SX + x, SY + y, xsize_full, ysize_full, line_color);
7996   FillRectangle(drawto, SX + x, SY + y, xsize_thin, ysize_thin, BLACK_PIXEL);
7997 }
7998
7999 static void DrawEditorLevelBorderLinesIfNeeded(void)
8000 {
8001   int xsize = lev_fieldx * ed_tilesize;
8002   int ysize = lev_fieldy * ed_tilesize;
8003   int line_size = getTabulatorBarHeight();
8004
8005   if (!suppressBorderElement())
8006     return;
8007
8008   // draw little border line around editable level playfield
8009
8010   if (xsize < SXSIZE)
8011     DrawEditorLevelBorderLine(xsize, 0, line_size, ysize);
8012
8013   if (ysize < SYSIZE)
8014     DrawEditorLevelBorderLine(0, ysize, xsize, line_size);
8015
8016   if (xsize < SXSIZE && ysize < SYSIZE)
8017     DrawEditorLevelBorderLine(xsize, ysize, line_size, line_size);
8018 }
8019
8020 static void DrawEditorElement(int x, int y, int element)
8021 {
8022   DrawSizedElement(x, y, element, ed_tilesize);
8023 }
8024
8025 static void DrawEditorElementThruMask(int x, int y, int element)
8026 {
8027   DrawSizedElementThruMask(x, y, element, ed_tilesize);
8028 }
8029
8030 static void DrawEditorElementOrWall(int x, int y, int scroll_x, int scroll_y)
8031 {
8032   DrawSizedElementOrWall(x, y, scroll_x, scroll_y, ed_tilesize);
8033 }
8034
8035 static void DrawEditorLevel(int size_x, int size_y, int scroll_x, int scroll_y)
8036 {
8037   DrawSizedLevel(size_x, size_y, scroll_x, scroll_y, ed_tilesize);
8038   DrawEditorLevelBorderLinesIfNeeded();
8039 }
8040
8041 static void DrawDrawingArea(int id)
8042 {
8043   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
8044   int x, y;
8045
8046   int *value = drawingarea_info[id].value;
8047   int area_xsize = drawingarea_info[id].area_xsize;
8048   int area_ysize = drawingarea_info[id].area_ysize;
8049   int tilesize = ED_DRAWINGAREA_TILE_SIZE;
8050
8051   for (x = 0; x < area_xsize; x++)
8052   {
8053     for (y = 0; y < area_ysize; y++)
8054     {
8055       int element = value[x * area_ysize + y];
8056       int graphic;
8057       int frame;
8058
8059       el2edimg_with_frame(element, &graphic, &frame);
8060
8061       DrawSizedGraphicExt(drawto,
8062                           gi->x + x * tilesize,
8063                           gi->y + y * tilesize,
8064                           graphic, frame, tilesize);
8065     }
8066   }
8067 }
8068
8069 static void ScrollEditorLevel(int from_x, int from_y, int scroll)
8070 {
8071   int x, y;
8072   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
8073   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
8074
8075   BlitBitmap(drawto, drawto,
8076              SX + (dx == -1 ? ed_tilesize : 0),
8077              SY + (dy == -1 ? ed_tilesize : 0),
8078              (ed_fieldx * ed_tilesize) - (dx != 0 ? ed_tilesize : 0),
8079              (ed_fieldy * ed_tilesize) - (dy != 0 ? ed_tilesize : 0),
8080              SX + (dx == +1 ? ed_tilesize : 0),
8081              SY + (dy == +1 ? ed_tilesize : 0));
8082
8083   if (dx)
8084   {
8085     x = (dx == 1 ? 0 : ed_fieldx - 1);
8086     for (y = 0; y < ed_fieldy; y++)
8087       DrawEditorElementOrWall(x, y, from_x, from_y);
8088   }
8089   else if (dy)
8090   {
8091     y = (dy == 1 ? 0 : ed_fieldy - 1);
8092     for (x = 0; x < ed_fieldx; x++)
8093       DrawEditorElementOrWall(x, y, from_x, from_y);
8094   }
8095
8096   redraw_mask |= REDRAW_FIELD;
8097   BackToFront();
8098 }
8099
8100 static void getEditorGraphicSource(int element, int tile_size, Bitmap **bitmap,
8101                                    int *x, int *y)
8102 {
8103   int graphic;
8104   int frame;
8105
8106   el2edimg_with_frame(element, &graphic, &frame);
8107
8108   getSizedGraphicSource(graphic, frame, tile_size, bitmap, x, y);
8109 }
8110
8111 static void CreateControlButtons(void)
8112 {
8113   struct GadgetInfo *gi;
8114   int i;
8115
8116   // create toolbox buttons
8117   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
8118   {
8119     int type_id = controlbutton_info[i].gadget_id;      // same as gadget ID here
8120     int id = controlbutton_info[i].gadget_id;
8121     int type = controlbutton_info[i].gadget_type;
8122     int graphic = controlbutton_info[i].graphic;
8123     struct XYTileSize *pos = controlbutton_info[i].pos;
8124     struct GraphicInfo *gd = &graphic_info[graphic];
8125     Bitmap *deco_bitmap = NULL;
8126     int deco_x = 0, deco_y = 0, deco_xpos = 0, deco_ypos = 0;
8127     int tile_size = 0, deco_shift = 0;
8128     boolean deco_masked = FALSE;
8129     int gd_x1 = gd->src_x;
8130     int gd_y1 = gd->src_y;
8131     int gd_x2 = gd->src_x + gd->pressed_xoffset;
8132     int gd_y2 = gd->src_y + gd->pressed_yoffset;
8133     int gd_x1a = gd->src_x + gd->active_xoffset;
8134     int gd_y1a = gd->src_y + gd->active_yoffset;
8135     int gd_x2a = gd->src_x + gd->active_xoffset + gd->pressed_xoffset;
8136     int gd_y2a = gd->src_y + gd->active_yoffset + gd->pressed_yoffset;
8137     int x = pos->x;
8138     int y = pos->y;
8139     unsigned int event_mask;
8140     int radio_button_nr = RADIO_NR_NONE;
8141     boolean checked = FALSE;
8142
8143     if (type_id != i)
8144       Fail("'controlbutton_info' structure corrupted at index %d -- please fix", i);
8145
8146     if (type == GD_TYPE_RADIO_BUTTON)
8147     {
8148       event_mask = GD_EVENT_PRESSED;
8149       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
8150
8151       if (id == drawing_function)
8152         checked = TRUE;
8153     }
8154     else
8155     {
8156       if (id == GADGET_ID_WRAP_LEFT ||
8157           id == GADGET_ID_WRAP_RIGHT ||
8158           id == GADGET_ID_WRAP_UP ||
8159           id == GADGET_ID_WRAP_DOWN)
8160         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
8161       else
8162         event_mask = GD_EVENT_RELEASED;
8163     }
8164
8165     if (id == GADGET_ID_PROPERTIES ||
8166         id == GADGET_ID_PALETTE)
8167     {
8168       x += DX;
8169       y += DY;
8170     }
8171     else if (id == GADGET_ID_ELEMENT_LEFT ||
8172              id == GADGET_ID_ELEMENT_MIDDLE ||
8173              id == GADGET_ID_ELEMENT_RIGHT)
8174     {
8175       x += DX;
8176       y += DY;
8177
8178       int element = (id == GADGET_ID_ELEMENT_LEFT   ? new_element1 :
8179                      id == GADGET_ID_ELEMENT_MIDDLE ? new_element2 :
8180                      id == GADGET_ID_ELEMENT_RIGHT  ? new_element3 : EL_EMPTY);
8181
8182       tile_size = BUTTON_TILE_SIZE(id == GADGET_ID_ELEMENT_LEFT ?
8183                                    editor.button.element_left.tile_size :
8184                                    id == GADGET_ID_ELEMENT_MIDDLE ?
8185                                    editor.button.element_middle.tile_size :
8186                                    id == GADGET_ID_ELEMENT_RIGHT ?
8187                                    editor.button.element_right.tile_size : 0);
8188
8189       // make sure that decoration does not overlap gadget border
8190       tile_size = MIN(tile_size, MIN(gd->width, gd->height));
8191
8192       getEditorGraphicSource(element, tile_size, &deco_bitmap, &deco_x,&deco_y);
8193
8194       deco_xpos = (gd->width  - tile_size) / 2;
8195       deco_ypos = (gd->height - tile_size) / 2;
8196       deco_shift = 1;
8197       deco_masked = gd->draw_masked;
8198     }
8199     else
8200     {
8201       x += EX;
8202       y += EY;
8203     }
8204
8205     gi = CreateGadget(GDI_CUSTOM_ID, id,
8206                       GDI_CUSTOM_TYPE_ID, type_id,
8207                       GDI_IMAGE_ID, graphic,
8208                       GDI_INFO_TEXT, controlbutton_info[i].infotext,
8209                       GDI_X, x,
8210                       GDI_Y, y,
8211                       GDI_WIDTH, gd->width,
8212                       GDI_HEIGHT, gd->height,
8213                       GDI_TYPE, type,
8214                       GDI_STATE, GD_BUTTON_UNPRESSED,
8215                       GDI_RADIO_NR, radio_button_nr,
8216                       GDI_CHECKED, checked,
8217                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
8218                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
8219                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
8220                       GDI_ALT_DESIGN_PRESSED, gd->bitmap, gd_x2a, gd_y2a,
8221                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
8222                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
8223                       GDI_DECORATION_SIZE, tile_size, tile_size,
8224                       GDI_DECORATION_SHIFTING, deco_shift, deco_shift,
8225                       GDI_DECORATION_MASKED, deco_masked,
8226                       GDI_EVENT_MASK, event_mask,
8227                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
8228                       GDI_CALLBACK_ACTION, HandleControlButtons,
8229                       GDI_END);
8230
8231     if (gi == NULL)
8232       Fail("cannot create gadget");
8233
8234     level_editor_gadget[id] = gi;
8235   }
8236
8237   // these values are not constant, but can change at runtime
8238   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_UP].x    = ED_SCROLL_UP_XPOS;
8239   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_UP].y    = ED_SCROLL_UP_YPOS;
8240   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].x  = ED_SCROLL_DOWN_XPOS;
8241   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].y  = ED_SCROLL_DOWN_YPOS;
8242   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_LEFT].x  = ED_SCROLL_LEFT_XPOS;
8243   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_LEFT].y  = ED_SCROLL_LEFT_YPOS;
8244   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].x = ED_SCROLL_RIGHT_XPOS;
8245   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].y = ED_SCROLL_RIGHT_YPOS;
8246   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_UP].x    = ED_SCROLL2_UP_XPOS;
8247   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_UP].y    = ED_SCROLL2_UP_YPOS;
8248   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_DOWN].x  = ED_SCROLL2_DOWN_XPOS;
8249   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_DOWN].y  = ED_SCROLL2_DOWN_YPOS;
8250
8251   // create buttons for scrolling of drawing area and element list
8252   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
8253   {
8254     int id = scrollbutton_info[i].gadget_id;
8255     int type_id = scrollbutton_info[i].gadget_type_id;
8256     int graphic = scrollbutton_info[i].graphic;
8257     struct GraphicInfo *gd = &graphic_info[graphic];
8258     Bitmap *gd_bitmap = gd->bitmap;
8259     int gd_x1 = gd->src_x;
8260     int gd_y1 = gd->src_y;
8261     int gd_x2 = gd->src_x + gd->pressed_xoffset;
8262     int gd_y2 = gd->src_y + gd->pressed_yoffset;
8263     int width  = gd->width;
8264     int height = gd->height;
8265     int x = scrollbutton_pos[i].x;
8266     int y = scrollbutton_pos[i].y;
8267     unsigned int event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
8268
8269     if (type_id != i)
8270       Fail("'scrollbutton_info' structure corrupted at index %d -- please fix", i);
8271
8272     if (id == GADGET_ID_SCROLL_LIST_UP ||
8273         id == GADGET_ID_SCROLL_LIST_DOWN)
8274     {
8275       x += PX;
8276       y += PY;
8277     }
8278     else
8279     {
8280       x += SX;
8281       y += SY;
8282     }
8283
8284     gi = CreateGadget(GDI_CUSTOM_ID, id,
8285                       GDI_CUSTOM_TYPE_ID, type_id,
8286                       GDI_IMAGE_ID, graphic,
8287                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
8288                       GDI_X, x,
8289                       GDI_Y, y,
8290                       GDI_WIDTH, width,
8291                       GDI_HEIGHT, height,
8292                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
8293                       GDI_STATE, GD_BUTTON_UNPRESSED,
8294                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
8295                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
8296                       GDI_EVENT_MASK, event_mask,
8297                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
8298                       GDI_CALLBACK_ACTION, HandleControlButtons,
8299                       GDI_END);
8300
8301     if (gi == NULL)
8302       Fail("cannot create gadget");
8303
8304     level_editor_gadget[id] = gi;
8305   }
8306
8307   // create buttons for element list
8308   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
8309   {
8310     int type_id = i;
8311     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
8312     int graphic = IMG_EDITOR_PALETTE_BUTTON;
8313     struct GraphicInfo *gd = &graphic_info[graphic];
8314     Bitmap *gd_bitmap = gd->bitmap;
8315     Bitmap *deco_bitmap;
8316     int deco_x, deco_y, deco_xpos, deco_ypos;
8317     int gd_x1 = gd->src_x;
8318     int gd_y1 = gd->src_y;
8319     int gd_x2 = gd->src_x + gd->pressed_xoffset;
8320     int gd_y2 = gd->src_y + gd->pressed_yoffset;
8321     int xx = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
8322     int yy = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
8323     int x = PX + ED_ELEMENTLIST_XPOS + xx * gd->width;
8324     int y = PY + ED_ELEMENTLIST_YPOS + yy * gd->height;
8325     int element = editor_elements[i];
8326     int tile_size = BUTTON_TILE_SIZE(editor.palette.tile_size);
8327     unsigned int event_mask = GD_EVENT_RELEASED;
8328
8329     getEditorGraphicSource(element, tile_size, &deco_bitmap, &deco_x, &deco_y);
8330
8331     deco_xpos = (gd->width  - tile_size) / 2;
8332     deco_ypos = (gd->height - tile_size) / 2;
8333
8334     gi = CreateGadget(GDI_CUSTOM_ID, id,
8335                       GDI_CUSTOM_TYPE_ID, type_id,
8336                       GDI_IMAGE_ID, graphic,
8337                       GDI_INFO_TEXT, getElementInfoText(element),
8338                       GDI_X, x,
8339                       GDI_Y, y,
8340                       GDI_WIDTH, gd->width,
8341                       GDI_HEIGHT, gd->height,
8342                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
8343                       GDI_STATE, GD_BUTTON_UNPRESSED,
8344                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
8345                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
8346                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
8347                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
8348                       GDI_DECORATION_SIZE, tile_size, tile_size,
8349                       GDI_DECORATION_SHIFTING, 1, 1,
8350                       GDI_EVENT_MASK, event_mask,
8351                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
8352                       GDI_CALLBACK_ACTION, HandleControlButtons,
8353                       GDI_END);
8354
8355     if (gi == NULL)
8356       Fail("cannot create gadget");
8357
8358     level_editor_gadget[id] = gi;
8359   }
8360 }
8361
8362 static void CreateCounterButtons(void)
8363 {
8364   int max_infotext_len = getMaxInfoTextLength();
8365   int i;
8366
8367   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
8368   {
8369     int type_id = counterbutton_info[i].gadget_type_id;
8370     int x = SX + ED_SETTINGS_X(counterbutton_info[i].x); // down count button
8371     int y = SY + ED_SETTINGS_Y(counterbutton_info[i].y);
8372     int j;
8373
8374     if (type_id != i)
8375       Fail("'counterbutton_info' structure corrupted at index %d -- please fix", i);
8376
8377     // determine horizontal position to the right of specified gadget
8378     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
8379       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
8380            ED_GADGET_TEXT_DISTANCE);
8381
8382     // determine horizontal offset for leading text
8383     if (counterbutton_info[i].text_left != NULL)
8384       x += getTextWidthForGadget(counterbutton_info[i].text_left);
8385
8386     for (j = 0; j < 2; j++)
8387     {
8388       struct GadgetInfo *gi;
8389       int id = (j == 0 ?
8390                 counterbutton_info[i].gadget_id_down :
8391                 counterbutton_info[i].gadget_id_up);
8392       int graphic;
8393       struct GraphicInfo *gd;
8394       int gd_x1, gd_x2, gd_y1, gd_y2;
8395       unsigned int event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
8396       char infotext[max_infotext_len + 1];
8397
8398       if (i == ED_COUNTER_ID_SELECT_LEVEL)
8399       {
8400         graphic = (j == 0 ?
8401                    IMG_GFX_EDITOR_BUTTON_PREV_LEVEL :
8402                    IMG_GFX_EDITOR_BUTTON_NEXT_LEVEL);
8403
8404         event_mask |= GD_EVENT_RELEASED;
8405
8406         if (j == 0)
8407         {
8408           x = DX + editor.button.prev_level.x;
8409           y = DY + editor.button.prev_level.y;
8410         }
8411         else
8412         {
8413           x = DX + editor.button.next_level.x;
8414           y = DY + editor.button.next_level.y;
8415         }
8416       }
8417       else
8418       {
8419         graphic = (j == 0 ?
8420                    IMG_EDITOR_COUNTER_DOWN :
8421                    IMG_EDITOR_COUNTER_UP);
8422       }
8423
8424       gd = &graphic_info[graphic];
8425
8426       gd_x1 = gd->src_x;
8427       gd_y1 = gd->src_y;
8428       gd_x2 = gd->src_x + gd->pressed_xoffset;
8429       gd_y2 = gd->src_y + gd->pressed_yoffset;
8430
8431       sprintf(infotext, "%s counter value by 1, 5 or 10",
8432               (j == 0 ? "Decrease" : "Increase"));
8433
8434       gi = CreateGadget(GDI_CUSTOM_ID, id,
8435                         GDI_CUSTOM_TYPE_ID, type_id,
8436                         GDI_IMAGE_ID, graphic,
8437                         GDI_INFO_TEXT, infotext,
8438                         GDI_X, x,
8439                         GDI_Y, y,
8440                         GDI_WIDTH, gd->width,
8441                         GDI_HEIGHT, gd->height,
8442                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
8443                         GDI_STATE, GD_BUTTON_UNPRESSED,
8444                         GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
8445                         GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
8446                         GDI_EVENT_MASK, event_mask,
8447                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
8448                         GDI_CALLBACK_ACTION, HandleCounterButtons,
8449                         GDI_END);
8450
8451       if (gi == NULL)
8452         Fail("cannot create gadget");
8453
8454       level_editor_gadget[id] = gi;
8455       right_gadget_border[id] =
8456         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
8457
8458       x += gi->width + ED_GADGET_SMALL_DISTANCE;        // text count button
8459
8460       if (j == 0)
8461       {
8462         int font_type = FONT_INPUT_1;
8463         int font_type_active = FONT_INPUT_1_ACTIVE;
8464
8465         id = counterbutton_info[i].gadget_id_text;
8466
8467         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
8468
8469         if (i == ED_COUNTER_ID_SELECT_LEVEL)
8470         {
8471           graphic = IMG_GFX_EDITOR_INPUT_LEVEL_NUMBER;
8472
8473           font_type = FONT_LEVEL_NUMBER;
8474           font_type_active = FONT_LEVEL_NUMBER_ACTIVE;
8475
8476           x = DX + editor.input.level_number.x;
8477           y = DY + editor.input.level_number.y;
8478         }
8479         else
8480         {
8481           graphic = IMG_EDITOR_COUNTER_INPUT;
8482         }
8483
8484         gd = &graphic_info[graphic];
8485
8486         gd_x1 = gd->src_x;
8487         gd_y1 = gd->src_y;
8488         gd_x2 = gd->src_x + gd->active_xoffset;
8489         gd_y2 = gd->src_y + gd->active_yoffset;
8490
8491         gi = CreateGadget(GDI_CUSTOM_ID, id,
8492                           GDI_CUSTOM_TYPE_ID, type_id,
8493                           GDI_IMAGE_ID, graphic,
8494                           GDI_INFO_TEXT, "Enter counter value",
8495                           GDI_X, x,
8496                           GDI_Y, y,
8497                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
8498                           GDI_NUMBER_VALUE, 0,
8499                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
8500                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
8501                           GDI_TEXT_SIZE, 3,     // minimal counter text size
8502                           GDI_TEXT_FONT, font_type,
8503                           GDI_TEXT_FONT_ACTIVE, font_type_active,
8504                           GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
8505                           GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
8506                           GDI_BORDER_SIZE, gd->border_size, gd->border_size,
8507                           GDI_DESIGN_WIDTH, gd->width,
8508                           GDI_EVENT_MASK, event_mask,
8509                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
8510                           GDI_CALLBACK_ACTION, HandleCounterButtons,
8511                           GDI_END);
8512
8513         if (gi == NULL)
8514           Fail("cannot create gadget");
8515
8516         level_editor_gadget[id] = gi;
8517         right_gadget_border[id] =
8518           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
8519
8520         x += gi->width + ED_GADGET_SMALL_DISTANCE;      // up count button
8521       }
8522     }
8523   }
8524 }
8525
8526 static void CreateDrawingAreas(void)
8527 {
8528   int i;
8529
8530   // these values are not constant, but can change at runtime
8531   drawingarea_info[ED_DRAWING_ID_DRAWING_LEVEL].area_xsize = MAX_ED_FIELDX;
8532   drawingarea_info[ED_DRAWING_ID_DRAWING_LEVEL].area_ysize = MAX_ED_FIELDY;
8533
8534   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
8535   {
8536     struct GadgetInfo *gi;
8537     int id = drawingarea_info[i].gadget_id;
8538     int type_id = drawingarea_info[i].gadget_type_id;
8539     int x = SX + ED_AREA_SETTINGS_X(drawingarea_info[i]);
8540     int y = SY + ED_AREA_SETTINGS_Y(drawingarea_info[i]);
8541     int area_xsize = drawingarea_info[i].area_xsize;
8542     int area_ysize = drawingarea_info[i].area_ysize;
8543     int item_size = (id == GADGET_ID_DRAWING_LEVEL ?
8544                      ed_tilesize : ED_DRAWINGAREA_TILE_SIZE);
8545     unsigned int event_mask =
8546       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
8547       GD_EVENT_OFF_BORDERS | GD_EVENT_PIXEL_PRECISE;
8548
8549     if (type_id != i)
8550       Fail("'drawingarea_info' structure corrupted at index %d -- please fix", i);
8551
8552     // determine horizontal position to the right of specified gadget
8553     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
8554       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
8555            ED_DRAWINGAREA_TEXT_DISTANCE);
8556
8557     // determine horizontal offset for leading text
8558     if (drawingarea_info[i].text_left != NULL)
8559       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
8560
8561     gi = CreateGadget(GDI_CUSTOM_ID, id,
8562                       GDI_CUSTOM_TYPE_ID, type_id,
8563                       GDI_X, x,
8564                       GDI_Y, y,
8565                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
8566                       GDI_AREA_SIZE, area_xsize, area_ysize,
8567                       GDI_ITEM_SIZE, item_size, item_size,
8568                       GDI_EVENT_MASK, event_mask,
8569                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
8570                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
8571                       GDI_END);
8572
8573     if (gi == NULL)
8574       Fail("cannot create gadget");
8575
8576     level_editor_gadget[id] = gi;
8577     right_gadget_border[id] =
8578       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
8579   }
8580 }
8581
8582 static void CreateTextInputGadgets(void)
8583 {
8584   struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_INPUT_TEXT];
8585   int max_infotext_len = getMaxInfoTextLength();
8586   int i;
8587
8588   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
8589   {
8590     int gd_x1 = gd->src_x;
8591     int gd_y1 = gd->src_y;
8592     int gd_x2 = gd->src_x + gd->active_xoffset;
8593     int gd_y2 = gd->src_y + gd->active_yoffset;
8594     struct GadgetInfo *gi;
8595     unsigned int event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
8596     char infotext[MAX_OUTPUT_LINESIZE + 1];
8597     int id = textinput_info[i].gadget_id;
8598     int type_id = textinput_info[i].gadget_type_id;
8599     int x, y;
8600
8601     if (type_id != i)
8602       Fail("'textinput_info' structure corrupted at index %d -- please fix", i);
8603
8604     if (i == ED_TEXTINPUT_ID_ELEMENT_NAME)
8605     {
8606       int element_border = graphic_info[IMG_EDITOR_ELEMENT_BORDER].border_size;
8607       int border_size = gd->border_size;
8608       int font_nr = FONT_INPUT_1;
8609       int font_height = getFontHeight(font_nr);
8610       int xoffset = element_border + TILEX + element_border + 3 * border_size;
8611       int yoffset = element_border + (TILEY - font_height) / 2;
8612
8613       x = (editor.settings.element_name.x != -1 ?
8614            editor.settings.element_name.x :
8615            editor.settings.element_graphic.x + xoffset) - border_size;
8616       y = (editor.settings.element_name.y != -1 ?
8617            editor.settings.element_name.y :
8618            editor.settings.element_graphic.y + yoffset) - border_size;
8619     }
8620     else
8621     {
8622       x = ED_SETTINGS_X(textinput_info[i].x);
8623       y = ED_SETTINGS_Y(textinput_info[i].y);
8624     }
8625
8626     // determine horizontal offset for leading text
8627     if (textinput_info[i].text_left != NULL)
8628       x += getTextWidthForGadget(textinput_info[i].text_left);
8629
8630     sprintf(infotext, "%s", textinput_info[i].infotext);
8631     infotext[max_infotext_len] = '\0';
8632
8633     gi = CreateGadget(GDI_CUSTOM_ID, id,
8634                       GDI_CUSTOM_TYPE_ID, type_id,
8635                       GDI_INFO_TEXT, infotext,
8636                       GDI_X, SX + x,
8637                       GDI_Y, SY + y,
8638                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
8639                       GDI_TEXT_VALUE, textinput_info[i].value,
8640                       GDI_TEXT_SIZE, textinput_info[i].size,
8641                       GDI_TEXT_FONT, FONT_INPUT_1,
8642                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
8643                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
8644                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
8645                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
8646                       GDI_DESIGN_WIDTH, gd->width,
8647                       GDI_EVENT_MASK, event_mask,
8648                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
8649                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
8650                       GDI_END);
8651
8652     if (gi == NULL)
8653       Fail("cannot create gadget");
8654
8655     level_editor_gadget[id] = gi;
8656   }
8657 }
8658
8659 static void CreateTextAreaGadgets(void)
8660 {
8661   int max_infotext_len = getMaxInfoTextLength();
8662   int i;
8663
8664   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
8665   {
8666     struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_INPUT_TEXTAREA];
8667     int gd_x1 = gd->src_x;
8668     int gd_y1 = gd->src_y;
8669     int gd_x2 = gd->src_x + gd->active_xoffset;
8670     int gd_y2 = gd->src_y + gd->active_yoffset;
8671     struct GadgetInfo *gi;
8672     unsigned int event_mask = GD_EVENT_TEXT_LEAVING;
8673     char infotext[MAX_OUTPUT_LINESIZE + 1];
8674     int id = textarea_info[i].gadget_id;
8675     int type_id = textarea_info[i].gadget_type_id;
8676     int area_xsize = textarea_info[i].xsize;
8677     int area_ysize = textarea_info[i].ysize;
8678
8679     if (type_id != i)
8680       Fail("'textarea_info' structure corrupted at index %d -- please fix", i);
8681
8682     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
8683     infotext[max_infotext_len] = '\0';
8684
8685     gi = CreateGadget(GDI_CUSTOM_ID, id,
8686                       GDI_CUSTOM_TYPE_ID, type_id,
8687                       GDI_INFO_TEXT, infotext,
8688                       GDI_X, SX + ED_SETTINGS_X(textarea_info[i].x),
8689                       GDI_Y, SY + ED_SETTINGS_Y(textarea_info[i].y),
8690                       GDI_TYPE, GD_TYPE_TEXT_AREA,
8691                       GDI_AREA_SIZE, area_xsize, area_ysize,
8692                       GDI_TEXT_FONT, FONT_INPUT_1,
8693                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
8694                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
8695                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
8696                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
8697                       GDI_DESIGN_WIDTH, gd->width,
8698                       GDI_EVENT_MASK, event_mask,
8699                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
8700                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
8701                       GDI_END);
8702
8703     if (gi == NULL)
8704       Fail("cannot create gadget");
8705
8706     level_editor_gadget[id] = gi;
8707   }
8708 }
8709
8710 static void CreateSelectboxGadgets(void)
8711 {
8712   int max_infotext_len = getMaxInfoTextLength();
8713
8714   int i, j;
8715
8716   for (i = 0; i < ED_NUM_SELECTBOX; i++)
8717   {
8718     struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_SELECTBOX_INPUT];
8719     struct GraphicInfo *gd2 = &graphic_info[IMG_EDITOR_SELECTBOX_BUTTON];
8720     int gd_x1 = gd->src_x;
8721     int gd_y1 = gd->src_y;
8722     int gd_x2 = gd->src_x + gd->active_xoffset;
8723     int gd_y2 = gd->src_y + gd->active_yoffset;
8724     int selectbox_button_xsize = gd2->width;
8725     struct GadgetInfo *gi;
8726     char infotext[MAX_OUTPUT_LINESIZE + 1];
8727     int id = selectbox_info[i].gadget_id;
8728     int type_id = selectbox_info[i].gadget_type_id;
8729     int x = SX + ED_SETTINGS_X(selectbox_info[i].x);
8730     int y = SY + ED_SETTINGS_Y(selectbox_info[i].y);
8731     unsigned int event_mask =
8732       GD_EVENT_RELEASED | GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
8733
8734     if (type_id != i)
8735       Fail("'selectbox_info' structure corrupted at index %d -- please fix", i);
8736
8737     if (selectbox_info[i].size == -1)   // dynamically determine size
8738     {
8739       // (we cannot use -1 for uninitialized values if we directly compare
8740       // with results from strlen(), because the '<' and '>' operation will
8741       // implicitely cast -1 to an unsigned integer value!)
8742       selectbox_info[i].size = 0;
8743
8744       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
8745         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
8746           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
8747
8748       selectbox_info[i].size++;         // add one character empty space
8749     }
8750
8751     // determine horizontal position to the right of specified gadget
8752     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
8753       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
8754            ED_GADGET_TEXT_DISTANCE);
8755
8756     // determine horizontal offset for leading text
8757     if (selectbox_info[i].text_left != NULL)
8758       x += getTextWidthForGadget(selectbox_info[i].text_left);
8759
8760     sprintf(infotext, "%s", selectbox_info[i].infotext);
8761     infotext[max_infotext_len] = '\0';
8762
8763     gi = CreateGadget(GDI_CUSTOM_ID, id,
8764                       GDI_CUSTOM_TYPE_ID, type_id,
8765                       GDI_INFO_TEXT, infotext,
8766                       GDI_X, x,
8767                       GDI_Y, y,
8768                       GDI_TYPE, GD_TYPE_SELECTBOX,
8769                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
8770                       GDI_SELECTBOX_CHAR_UNSELECTABLE, '[',
8771                       GDI_TEXT_SIZE, selectbox_info[i].size,
8772                       GDI_TEXT_FONT, FONT_INPUT_1,
8773                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
8774                       GDI_TEXT_FONT_UNSELECTABLE, FONT_TEXT_1,
8775                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
8776                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
8777                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
8778                       GDI_BORDER_SIZE_SELECTBUTTON, selectbox_button_xsize,
8779                       GDI_DESIGN_WIDTH, gd->width,
8780                       GDI_EVENT_MASK, event_mask,
8781                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
8782                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
8783                       GDI_END);
8784
8785     if (gi == NULL)
8786       Fail("cannot create gadget");
8787
8788     level_editor_gadget[id] = gi;
8789     right_gadget_border[id] =
8790       getRightGadgetBorder(gi, selectbox_info[i].text_right);
8791   }
8792 }
8793
8794 static void CreateTextbuttonGadgets(void)
8795 {
8796   int max_infotext_len = getMaxInfoTextLength();
8797   int i;
8798
8799   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
8800   {
8801     int id = textbutton_info[i].gadget_id;
8802     int type_id = textbutton_info[i].gadget_type_id;
8803     int is_tab_button =
8804       ((id >= GADGET_ID_LEVELCONFIG_LEVEL && id <= GADGET_ID_LEVELCONFIG_ENGINE) ||
8805        (id >= GADGET_ID_ENGINECONFIG_CONFIG && id <= GADGET_ID_ENGINECONFIG_COLORS) ||
8806        (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE));
8807     int graphic =
8808       (is_tab_button ? IMG_EDITOR_TABBUTTON : IMG_EDITOR_TEXTBUTTON);
8809     int gadget_distance =
8810       (is_tab_button ? ED_GADGET_SMALL_DISTANCE : ED_GADGET_TEXT_DISTANCE);
8811     struct GraphicInfo *gd = &graphic_info[graphic];
8812     int gd_x1 = gd->src_x;
8813     int gd_y1 = gd->src_y;
8814     int gd_x2 = gd->src_x + gd->pressed_xoffset;
8815     int gd_y2 = gd->src_y + gd->pressed_yoffset;
8816     int gd_x1a = gd->src_x + gd->active_xoffset;
8817     int gd_y1a = gd->src_y + gd->active_yoffset;
8818     int border_xsize = gd->border_size + gd->draw_xoffset;
8819     int border_ysize = gd->border_size;
8820     struct GadgetInfo *gi;
8821     unsigned int event_mask = GD_EVENT_RELEASED;
8822     char infotext[MAX_OUTPUT_LINESIZE + 1];
8823     int x = SX + ED_SETTINGS_X(textbutton_info[i].x);
8824     int y = SY + ED_SETTINGS_Y(textbutton_info[i].y);
8825
8826     if (type_id != i)
8827       Fail("'textbutton_info' structure corrupted at index %d -- please fix", i);
8828
8829     if (textbutton_info[i].size == -1)  // dynamically determine size
8830       textbutton_info[i].size = strlen(textbutton_info[i].text);
8831
8832     sprintf(infotext, "%s", textbutton_info[i].infotext);
8833     infotext[max_infotext_len] = '\0';
8834
8835     // determine horizontal position to the right of specified gadget
8836     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
8837     {
8838       int gadget_id_align = textbutton_info[i].gadget_id_align;
8839
8840       x = right_gadget_border[gadget_id_align] + gadget_distance;
8841
8842       if (textbutton_info[i].y == -1)
8843         y = level_editor_gadget[gadget_id_align]->y;
8844     }
8845
8846     // determine horizontal offset for leading text
8847     if (textbutton_info[i].text_left != NULL)
8848       x += getTextWidthForGadget(textbutton_info[i].text_left);
8849
8850     gi = CreateGadget(GDI_CUSTOM_ID, id,
8851                       GDI_CUSTOM_TYPE_ID, type_id,
8852                       GDI_IMAGE_ID, graphic,
8853                       GDI_INFO_TEXT, infotext,
8854                       GDI_X, x,
8855                       GDI_Y, y,
8856                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
8857                       GDI_TEXT_VALUE, textbutton_info[i].text,
8858                       GDI_TEXT_SIZE, textbutton_info[i].size,
8859                       GDI_TEXT_FONT, FONT_INPUT_2,
8860                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2_ACTIVE,
8861                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
8862                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
8863                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
8864                       GDI_BORDER_SIZE, border_xsize, border_ysize,
8865                       GDI_DESIGN_WIDTH, gd->width,
8866                       GDI_DECORATION_SHIFTING, 1, 1,
8867                       GDI_EVENT_MASK, event_mask,
8868                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
8869                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
8870                       GDI_END);
8871
8872     if (gi == NULL)
8873       Fail("cannot create gadget");
8874
8875     level_editor_gadget[id] = gi;
8876     right_gadget_border[id] =
8877       getRightGadgetBorder(gi, textbutton_info[i].text_right);
8878   }
8879 }
8880
8881 static void CreateGraphicbuttonGadgets(void)
8882 {
8883   struct GadgetInfo *gi;
8884   int i;
8885
8886   // create buttons for scrolling of drawing area and element list
8887   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
8888   {
8889     int id = graphicbutton_info[i].gadget_id;
8890     int type_id = graphicbutton_info[i].gadget_type_id;
8891     int x = SX + ED_SETTINGS_X(graphicbutton_info[i].x);
8892     int y = SY + ED_SETTINGS_Y(graphicbutton_info[i].y);
8893     int graphic = graphicbutton_info[i].graphic;
8894     struct GraphicInfo *gd = &graphic_info[graphic];
8895     int gd_x1 = gd->src_x;
8896     int gd_y1 = gd->src_y;
8897     int gd_x2 = gd->src_x + gd->pressed_xoffset;
8898     int gd_y2 = gd->src_y + gd->pressed_yoffset;
8899     unsigned int event_mask = GD_EVENT_RELEASED;
8900
8901     if (type_id != i)
8902       Fail("'graphicbutton_info' structure corrupted at index %d -- please fix", i);
8903
8904     // determine horizontal position to the right of specified gadget
8905     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
8906       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
8907            ED_GADGET_TEXT_DISTANCE);
8908
8909     // determine horizontal offset for leading text
8910     if (graphicbutton_info[i].text_left != NULL)
8911       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
8912
8913     gi = CreateGadget(GDI_CUSTOM_ID, id,
8914                       GDI_CUSTOM_TYPE_ID, type_id,
8915                       GDI_IMAGE_ID, graphic,
8916                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
8917                       GDI_X, x,
8918                       GDI_Y, y,
8919                       GDI_WIDTH, gd->width,
8920                       GDI_HEIGHT, gd->height,
8921                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
8922                       GDI_STATE, GD_BUTTON_UNPRESSED,
8923                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
8924                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
8925                       GDI_EVENT_MASK, event_mask,
8926                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
8927                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
8928                       GDI_END);
8929
8930     if (gi == NULL)
8931       Fail("cannot create gadget");
8932
8933     level_editor_gadget[id] = gi;
8934     right_gadget_border[id] =
8935       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
8936   }
8937 }
8938
8939 static void CreateScrollbarGadgets(void)
8940 {
8941   int i;
8942
8943   // these values are not constant, but can change at runtime
8944   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].x =
8945     SX + ED_SCROLL_HORIZONTAL_XPOS;
8946   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].y =
8947     SY + ED_SCROLL_HORIZONTAL_YPOS;
8948   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width =
8949     ED_SCROLL_HORIZONTAL_XSIZE;
8950   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].height =
8951     ED_SCROLL_HORIZONTAL_YSIZE;
8952   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_x      = SX;
8953   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_y      = SY;
8954   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_width  = SXSIZE;
8955   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_height = SYSIZE;
8956
8957   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].x =
8958     SX + ED_SCROLL_VERTICAL_XPOS;
8959   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].y =
8960     SY + ED_SCROLL_VERTICAL_YPOS;
8961   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].width =
8962     ED_SCROLL_VERTICAL_XSIZE;
8963   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].height =
8964     ED_SCROLL_VERTICAL_YSIZE;
8965   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_x      = SX;
8966   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_y      = SY;
8967   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_width  = SXSIZE;
8968   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_height = SYSIZE;
8969
8970   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].x =
8971     PX + ED_SCROLL2_VERTICAL_XPOS;
8972   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].y =
8973     PY + ED_SCROLL2_VERTICAL_YPOS;
8974   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].width =
8975     ED_SCROLL2_VERTICAL_XSIZE;
8976   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].height =
8977     ED_SCROLL2_VERTICAL_YSIZE;
8978   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_x = PX;
8979   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_y = PY;
8980   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_width  = PXSIZE;
8981   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_height = PYSIZE;
8982
8983   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
8984   {
8985     int id = scrollbar_info[i].gadget_id;
8986     int type_id = scrollbar_info[i].gadget_type_id;
8987     int graphic = scrollbar_info[i].graphic;
8988     struct GraphicInfo *gd = &graphic_info[graphic];
8989     int gd_x1 = gd->src_x;
8990     int gd_y1 = gd->src_y;
8991     int gd_x2 = gd->src_x + gd->pressed_xoffset;
8992     int gd_y2 = gd->src_y + gd->pressed_yoffset;
8993     struct GadgetInfo *gi;
8994     int items_max, items_visible, item_position;
8995     unsigned int event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
8996
8997     if (type_id != i)
8998       Fail("'scrollbar_info' structure corrupted at index %d -- please fix", i);
8999
9000     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
9001     {
9002       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
9003       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
9004       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
9005     }
9006     else        // drawing area scrollbars
9007     {
9008       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
9009       {
9010         items_max = MAX(lev_fieldx + 2, ed_fieldx);
9011         items_visible = ed_fieldx;
9012         item_position = 0;
9013       }
9014       else
9015       {
9016         items_max = MAX(lev_fieldy + 2, ed_fieldy);
9017         items_visible = ed_fieldy;
9018         item_position = 0;
9019       }
9020     }
9021
9022     gi = CreateGadget(GDI_CUSTOM_ID, id,
9023                       GDI_CUSTOM_TYPE_ID, type_id,
9024                       GDI_IMAGE_ID, graphic,
9025                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
9026                       GDI_X, scrollbar_pos[i].x,
9027                       GDI_Y, scrollbar_pos[i].y,
9028                       GDI_WIDTH, scrollbar_pos[i].width,
9029                       GDI_HEIGHT, scrollbar_pos[i].height,
9030                       GDI_TYPE, scrollbar_info[i].type,
9031                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
9032                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
9033                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
9034                       GDI_WHEEL_AREA_X, scrollbar_pos[i].wheel_x,
9035                       GDI_WHEEL_AREA_Y, scrollbar_pos[i].wheel_y,
9036                       GDI_WHEEL_AREA_WIDTH, scrollbar_pos[i].wheel_width,
9037                       GDI_WHEEL_AREA_HEIGHT, scrollbar_pos[i].wheel_height,
9038                       GDI_STATE, GD_BUTTON_UNPRESSED,
9039                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
9040                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
9041                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
9042                       GDI_EVENT_MASK, event_mask,
9043                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
9044                       GDI_CALLBACK_ACTION, HandleControlButtons,
9045                       GDI_END);
9046
9047     if (gi == NULL)
9048       Fail("cannot create gadget");
9049
9050     level_editor_gadget[id] = gi;
9051   }
9052 }
9053
9054 static void CreateCheckbuttonGadgets(void)
9055 {
9056   struct GadgetInfo *gi;
9057   int i;
9058
9059   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
9060   {
9061     int id = checkbutton_info[i].gadget_id;
9062     int type_id = checkbutton_info[i].gadget_type_id;
9063     int graphic = (id == GADGET_ID_STICK_ELEMENT ? IMG_EDITOR_STICKYBUTTON :
9064                    IMG_EDITOR_CHECKBOX);
9065     struct GraphicInfo *gd = &graphic_info[graphic];
9066     int gd_x1 = gd->src_x;
9067     int gd_y1 = gd->src_y;
9068     int gd_x2 = gd->src_x + gd->pressed_xoffset;
9069     int gd_y2 = gd->src_y + gd->pressed_yoffset;
9070     int gd_x1a = gd->src_x + gd->active_xoffset;
9071     int gd_y1a = gd->src_y + gd->active_yoffset;
9072     int gd_x2a = gd->src_x + gd->active_xoffset + gd->pressed_xoffset;
9073     int gd_y2a = gd->src_y + gd->active_yoffset + gd->pressed_yoffset;
9074     int x = SX + ED_SETTINGS_X(checkbutton_info[i].x);
9075     int y = SY + ED_SETTINGS_Y(checkbutton_info[i].y);
9076     unsigned int event_mask = GD_EVENT_PRESSED;
9077
9078     if (type_id != i)
9079       Fail("'checkbutton_info' structure corrupted at index %d -- please fix", i);
9080
9081     // determine horizontal position to the right of specified gadget
9082     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
9083       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
9084            ED_GADGET_TEXT_DISTANCE);
9085
9086     // determine horizontal offset for leading text
9087     if (checkbutton_info[i].text_left != NULL)
9088       x += getTextWidthForGadget(checkbutton_info[i].text_left);
9089
9090     gi = CreateGadget(GDI_CUSTOM_ID, id,
9091                       GDI_CUSTOM_TYPE_ID, type_id,
9092                       GDI_IMAGE_ID, graphic,
9093                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
9094                       GDI_X, x,
9095                       GDI_Y, y,
9096                       GDI_WIDTH, gd->width,
9097                       GDI_HEIGHT, gd->height,
9098                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
9099                       GDI_CHECKED, *checkbutton_info[i].value,
9100                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
9101                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
9102                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
9103                       GDI_ALT_DESIGN_PRESSED, gd->bitmap, gd_x2a, gd_y2a,
9104                       GDI_EVENT_MASK, event_mask,
9105                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
9106                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
9107                       GDI_END);
9108
9109     if (gi == NULL)
9110       Fail("cannot create gadget");
9111
9112     level_editor_gadget[id] = gi;
9113     right_gadget_border[id] =
9114       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
9115   }
9116 }
9117
9118 static void CreateRadiobuttonGadgets(void)
9119 {
9120   int graphic = IMG_EDITOR_RADIOBUTTON;
9121   struct GraphicInfo *gd = &graphic_info[graphic];
9122   int gd_x1 = gd->src_x;
9123   int gd_y1 = gd->src_y;
9124   int gd_x2 = gd->src_x + gd->pressed_xoffset;
9125   int gd_y2 = gd->src_y + gd->pressed_yoffset;
9126   int gd_x1a = gd->src_x + gd->active_xoffset;
9127   int gd_y1a = gd->src_y + gd->active_yoffset;
9128   int gd_x2a = gd->src_x + gd->active_xoffset + gd->pressed_xoffset;
9129   int gd_y2a = gd->src_y + gd->active_yoffset + gd->pressed_yoffset;
9130   struct GadgetInfo *gi;
9131   int i;
9132
9133   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
9134   {
9135     int id = radiobutton_info[i].gadget_id;
9136     int type_id = radiobutton_info[i].gadget_type_id;
9137     int x = SX + ED_SETTINGS_X(radiobutton_info[i].x);
9138     int y = SY + ED_SETTINGS_Y(radiobutton_info[i].y);
9139     unsigned int event_mask = GD_EVENT_PRESSED;
9140
9141     if (type_id != i)
9142       Fail("'radiobutton_info' structure corrupted at index %d -- please fix", i);
9143
9144     int checked =
9145       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
9146
9147     // determine horizontal position to the right of specified gadget
9148     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
9149       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
9150            ED_GADGET_TEXT_DISTANCE);
9151
9152     // determine horizontal offset for leading text
9153     if (radiobutton_info[i].text_left != NULL)
9154       x += getTextWidthForGadget(radiobutton_info[i].text_left);
9155
9156     gi = CreateGadget(GDI_CUSTOM_ID, id,
9157                       GDI_CUSTOM_TYPE_ID, type_id,
9158                       GDI_IMAGE_ID, graphic,
9159                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
9160                       GDI_X, x,
9161                       GDI_Y, y,
9162                       GDI_WIDTH, gd->width,
9163                       GDI_HEIGHT, gd->height,
9164                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
9165                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
9166                       GDI_CHECKED, checked,
9167                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
9168                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
9169                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
9170                       GDI_ALT_DESIGN_PRESSED, gd->bitmap, gd_x2a, gd_y2a,
9171                       GDI_EVENT_MASK, event_mask,
9172                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
9173                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
9174                       GDI_END);
9175
9176     if (gi == NULL)
9177       Fail("cannot create gadget");
9178
9179     level_editor_gadget[id] = gi;
9180     right_gadget_border[id] =
9181       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
9182   }
9183 }
9184
9185 void CreateLevelEditorGadgets(void)
9186 {
9187   // force EDITOR font inside level editor
9188   SetFontStatus(GAME_MODE_EDITOR);
9189
9190   // these values are not constant, but can change at runtime
9191   ed_fieldx = MAX_ED_FIELDX - 1;
9192   ed_fieldy = MAX_ED_FIELDY - 1;
9193
9194   num_editor_gadgets = NUM_EDITOR_GADGETS;
9195
9196   // Debug("editor", "allocating %d gadgets ...\n", num_editor_gadgets);
9197
9198   level_editor_gadget =
9199     checked_calloc(num_editor_gadgets * sizeof(struct GadgetInfo *));
9200   right_gadget_border =
9201     checked_calloc(num_editor_gadgets * sizeof(int));
9202
9203   // set number of empty (padding) element buttons to maximum number of buttons
9204   num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS;
9205
9206   editor_el_empty = checked_calloc(num_editor_el_empty * sizeof(int));
9207   editor_el_empty_ptr = editor_el_empty;
9208
9209   use_permanent_palette = !editor.palette.show_as_separate_screen;
9210
9211   InitGadgetScreenBorders(-1, INFOTEXT_YPOS);
9212
9213   ReinitializeElementList();
9214
9215   CreateControlButtons();
9216   CreateScrollbarGadgets();
9217
9218   // order of function calls is important because of cross-references
9219   CreateCheckbuttonGadgets();
9220   CreateCounterButtons();
9221   CreateRadiobuttonGadgets();
9222   CreateTextInputGadgets();
9223   CreateTextAreaGadgets();
9224   CreateSelectboxGadgets();
9225   CreateGraphicbuttonGadgets();
9226   CreateTextbuttonGadgets();
9227   CreateDrawingAreas();
9228
9229   ResetFontStatus();
9230 }
9231
9232 void FreeLevelEditorGadgets(void)
9233 {
9234   int i;
9235
9236   // Debug("editor", "freeing %d gadgets ...\n", num_editor_gadgets);
9237
9238   for (i = 0; i < num_editor_gadgets; i++)
9239   {
9240     FreeGadget(level_editor_gadget[i]);
9241
9242     level_editor_gadget[i] = NULL;
9243   }
9244
9245   checked_free(level_editor_gadget);
9246   checked_free(right_gadget_border);
9247
9248   checked_free(editor_el_empty);
9249 }
9250
9251 static void MapCounterButtons(int id)
9252 {
9253   int font_nr = FONT_TEXT_1;
9254   int font_height = getFontHeight(font_nr);
9255   int gadget_id_down = counterbutton_info[id].gadget_id_down;
9256   int gadget_id_text = counterbutton_info[id].gadget_id_text;
9257   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
9258   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
9259   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
9260   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
9261   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
9262   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
9263   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
9264   int yoffset = (gi_down->height - font_height) / 2;
9265   int x_left = gi_down->x - xoffset_left;
9266   int x_right;  // set after gadget position was modified
9267   int y_above = gi_down->y - yoffset_above;
9268   int x = gi_down->x;
9269   int y;        // set after gadget position was modified
9270
9271   // counter limits must be changed first to prevent value truncation
9272   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
9273                             counterbutton_info[id].max_value);
9274
9275   // right text position might have changed after setting position above
9276   x_right = gi_up->x + gi_up->width + xoffset_right;
9277
9278   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
9279
9280   // set position for counter gadgets with dynamically determined position
9281   if (id != ED_COUNTER_ID_SELECT_LEVEL)
9282   {
9283     ModifyGadget(gi_down, GDI_Y, SY + ED_SETTINGS_Y(counterbutton_info[id].y), GDI_END);
9284     ModifyGadget(gi_text, GDI_Y, SY + ED_SETTINGS_Y(counterbutton_info[id].y), GDI_END);
9285     ModifyGadget(gi_up,   GDI_Y, SY + ED_SETTINGS_Y(counterbutton_info[id].y), GDI_END);
9286   }
9287
9288   // vertical position might have changed after setting position above
9289   y = gi_up->y + yoffset;
9290
9291   if (counterbutton_info[id].text_above)
9292     DrawText(x, y_above, counterbutton_info[id].text_above, font_nr);
9293
9294   if (counterbutton_info[id].text_left)
9295     DrawText(x_left, y, counterbutton_info[id].text_left, font_nr);
9296
9297   if (counterbutton_info[id].text_right)
9298     DrawText(x_right, y, counterbutton_info[id].text_right, font_nr);
9299
9300   MapGadget(gi_down);
9301   MapGadget(gi_text);
9302   MapGadget(gi_up);
9303 }
9304
9305 static void MapControlButtons(void)
9306 {
9307   int counter_id;
9308   int i;
9309
9310   // map toolbox buttons (excluding special CE toolbox buttons)
9311   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
9312     MapGadget(level_editor_gadget[i]);
9313
9314   // map toolbox buttons (element properties buttons)
9315   for (i = ED_NUM_CTRL1_4_BUTTONS; i < ED_NUM_CTRL1_7_BUTTONS; i++)
9316     MapGadget(level_editor_gadget[i]);
9317
9318   if (use_permanent_palette)
9319   {
9320     // map buttons to select elements
9321     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
9322       MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
9323     MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
9324     MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
9325     MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
9326   }
9327
9328   // map buttons to select level
9329   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
9330   counterbutton_info[counter_id].min_value = leveldir_current->first_level;
9331   counterbutton_info[counter_id].max_value = leveldir_current->last_level;
9332   MapCounterButtons(counter_id);
9333 }
9334
9335 static void MapDrawingArea(int id)
9336 {
9337   int font_nr = FONT_TEXT_1;
9338   int font_height = getFontHeight(font_nr);
9339   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
9340   int area_xsize = gi->drawing.area_xsize;
9341   int area_ysize = gi->drawing.area_ysize;
9342   int xoffset_left = getTextWidthForDrawingArea(drawingarea_info[id].text_left);
9343   int xoffset_below = getTextWidth(drawingarea_info[id].text_below, font_nr);
9344   int x_left  = gi->x - xoffset_left - ED_DRAWINGAREA_BORDER_SIZE;
9345   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
9346   int x_above = gi->x - ED_DRAWINGAREA_BORDER_SIZE;
9347   int x_below = gi->x + (gi->width - xoffset_below) / 2;
9348   int y_side  = gi->y + (gi->height - font_height) / 2;
9349   int y_above = gi->y - font_height - ED_DRAWINGAREA_TEXT_DISTANCE;
9350   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
9351
9352   if (drawingarea_info[id].text_left)
9353     DrawText(x_left, y_side, drawingarea_info[id].text_left, font_nr);
9354
9355   if (drawingarea_info[id].text_right)
9356     DrawText(x_right, y_side, drawingarea_info[id].text_right, font_nr);
9357
9358   if (drawingarea_info[id].text_above)
9359     DrawText(x_above, y_above, drawingarea_info[id].text_above, font_nr);
9360
9361   if (drawingarea_info[id].text_below)
9362     DrawText(x_below, y_below, drawingarea_info[id].text_below, font_nr);
9363
9364   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
9365   {
9366     DrawElementBorder(gi->x, gi->y,
9367                       area_xsize * ED_DRAWINGAREA_TILE_SIZE,
9368                       area_ysize * ED_DRAWINGAREA_TILE_SIZE, TRUE);
9369
9370     DrawDrawingArea(id);
9371   }
9372
9373   MapGadget(gi);
9374 }
9375
9376 static void MapTextInputGadget(int id)
9377 {
9378   int font_nr = FONT_TEXT_1;
9379   int font_height = getFontHeight(font_nr);
9380   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
9381   int xoffset_left = getTextWidthForGadget(textinput_info[id].text_left);
9382   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
9383   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
9384   int yoffset = (gi->height - font_height) / 2;
9385   int x_left = gi->x - xoffset_left;
9386   int x_right = gi->x + gi->width + xoffset_right;
9387   int y_above = gi->y - yoffset_above;
9388   int y = gi->y + yoffset;
9389
9390   if (textinput_info[id].text_above)
9391     DrawText(x_left, y_above, textinput_info[id].text_above, font_nr);
9392
9393   if (textinput_info[id].text_left)
9394     DrawText(x_left, y, textinput_info[id].text_left, font_nr);
9395
9396   if (textinput_info[id].text_right)
9397     DrawText(x_right, y, textinput_info[id].text_right, font_nr);
9398
9399   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
9400
9401   MapGadget(gi);
9402 }
9403
9404 static void MapTextAreaGadget(int id)
9405 {
9406   int font_nr = FONT_TEXT_1;
9407   int font_height = getFontHeight(font_nr);
9408   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
9409   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
9410   int x_above = ED_SETTINGS_X(textarea_info[id].x);
9411   int y_above = ED_SETTINGS_Y(textarea_info[id].y) - yoffset_above;
9412   char *text_above = textarea_info[id].text_above;
9413
9414   if (gi->textarea.cropped && textarea_info[id].text_above_cropped)
9415     text_above = textarea_info[id].text_above_cropped;
9416
9417   if (text_above)
9418     DrawTextS(x_above, y_above, font_nr, text_above);
9419
9420   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
9421
9422   MapGadget(gi);
9423 }
9424
9425 static void MapSelectboxGadget(int id)
9426 {
9427   int font_nr = FONT_TEXT_1;
9428   int font_height = getFontHeight(font_nr);
9429   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
9430   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
9431   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
9432   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
9433   int yoffset = (gi->height - font_height) / 2;
9434   int x_left = gi->x - xoffset_left;
9435   int x_right = gi->x + gi->width + xoffset_right;
9436   int y_above = gi->y - yoffset_above;
9437   int y = gi->y + yoffset;
9438
9439   if (selectbox_info[id].text_above)
9440     DrawText(x_left, y_above, selectbox_info[id].text_above, font_nr);
9441
9442   if (selectbox_info[id].text_left)
9443     DrawText(x_left, y, selectbox_info[id].text_left, font_nr);
9444
9445   if (selectbox_info[id].text_right)
9446     DrawText(x_right, y, selectbox_info[id].text_right, font_nr);
9447
9448   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
9449
9450   MapGadget(gi);
9451 }
9452
9453 static void MapTextbuttonGadget(int id)
9454 {
9455   int font_nr = FONT_TEXT_1;
9456   int font_height = getFontHeight(font_nr);
9457   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
9458   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
9459   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
9460   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
9461   int yoffset = (gi->height - font_height) / 2;
9462   int x_left = gi->x - xoffset_left;
9463   int x_right = gi->x + gi->width + xoffset_right;
9464   int y_above = gi->y - yoffset_above;
9465   int x = gi->x;
9466   int y = gi->y + yoffset;
9467
9468   // only show button to delete change pages when more than minimum pages
9469   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
9470       custom_element.num_change_pages == MIN_CHANGE_PAGES)
9471     return;
9472
9473   if (textbutton_info[id].text_above)
9474     DrawText(x, y_above, textbutton_info[id].text_above, font_nr);
9475
9476   if (textbutton_info[id].text_left)
9477     DrawText(x_left, y, textbutton_info[id].text_left, font_nr);
9478
9479   if (textbutton_info[id].text_right)
9480     DrawText(x_right, y, textbutton_info[id].text_right, font_nr);
9481
9482   MapGadget(gi);
9483 }
9484
9485 static void MapGraphicbuttonGadget(int id)
9486 {
9487   int font_nr = FONT_TEXT_1;
9488   int font_height = getFontHeight(font_nr);
9489   struct GadgetInfo *gi = level_editor_gadget[graphicbutton_info[id].gadget_id];
9490   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
9491   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
9492   int yoffset = (gi->height - font_height) / 2;
9493   int x_left = gi->x - xoffset_left;
9494   int x_right = gi->x + gi->width + xoffset_right;
9495   int y = gi->y + yoffset;
9496
9497   if (graphicbutton_info[id].text_left)
9498     DrawText(x_left, y, graphicbutton_info[id].text_left, font_nr);
9499
9500   if (graphicbutton_info[id].text_right)
9501     DrawText(x_right, y, graphicbutton_info[id].text_right, font_nr);
9502
9503   MapGadget(gi);
9504 }
9505
9506 static void MapRadiobuttonGadget(int id)
9507 {
9508   int font_nr = FONT_TEXT_1;
9509   int font_height = getFontHeight(font_nr);
9510   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
9511   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
9512   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
9513   int yoffset = (gi->height - font_height) / 2;
9514   int x_left = gi->x - xoffset_left;
9515   int x_right = gi->x + gi->width + xoffset_right;
9516   int y = gi->y + yoffset;
9517   boolean checked =
9518     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
9519
9520   if (radiobutton_info[id].text_left)
9521     DrawText(x_left, y, radiobutton_info[id].text_left, font_nr);
9522
9523   if (radiobutton_info[id].text_right)
9524     DrawText(x_right, y, radiobutton_info[id].text_right, font_nr);
9525
9526   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
9527
9528   MapGadget(gi);
9529 }
9530
9531 static void MapCheckbuttonGadget(int id)
9532 {
9533   int font_nr = FONT_TEXT_1;
9534   int font_height = getFontHeight(font_nr);
9535   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
9536   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
9537   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
9538   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
9539   int yoffset = (gi->height - font_height) / 2;
9540   int y_above = gi->y - yoffset_above;
9541   int x = gi->x;
9542   int x_left, x_right, y;       // set after gadget position was modified
9543
9544   // set position for gadgets with dynamically determined position
9545   if (checkbutton_info[id].x != -1)     // do not change dynamic positions
9546     ModifyGadget(gi, GDI_X, SX + ED_SETTINGS_X(checkbutton_info[id].x), GDI_END);
9547   ModifyGadget(gi, GDI_Y, SY + ED_SETTINGS_Y(checkbutton_info[id].y), GDI_END);
9548
9549   x_left = gi->x - xoffset_left;
9550   x_right = gi->x + gi->width + xoffset_right;
9551   y = gi->y + yoffset;
9552
9553   if (checkbutton_info[id].text_above)
9554     DrawText(x, y_above, checkbutton_info[id].text_above, font_nr);
9555
9556   if (checkbutton_info[id].text_left)
9557     DrawText(x_left, y, checkbutton_info[id].text_left, font_nr);
9558
9559   if (checkbutton_info[id].text_right)
9560     DrawText(x_right, y, checkbutton_info[id].text_right, font_nr);
9561
9562   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
9563
9564   MapGadget(gi);
9565 }
9566
9567 static void MapMainDrawingArea(void)
9568 {
9569   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
9570   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
9571   int i;
9572
9573   if (suppressBorderElement())
9574   {
9575     no_horizontal_scrollbar = (lev_fieldx <= ed_fieldx);
9576     no_vertical_scrollbar   = (lev_fieldy <= ed_fieldy);
9577   }
9578
9579   for (i = ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
9580   {
9581     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
9582           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
9583          no_horizontal_scrollbar) ||
9584         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
9585           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
9586          no_vertical_scrollbar))
9587       continue;
9588
9589     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
9590   }
9591
9592   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
9593   {
9594     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
9595         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
9596       continue;
9597
9598     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
9599   }
9600
9601   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
9602 }
9603
9604 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
9605 {
9606   int i;
9607
9608   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9609   {
9610     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
9611         i == GADGET_ID_CUSTOM_COPY_TO ||
9612         i == GADGET_ID_CUSTOM_EXCHANGE ||
9613         i == GADGET_ID_CUSTOM_COPY ||
9614         i == GADGET_ID_CUSTOM_PASTE)
9615     {
9616       if (map)
9617         MapGadget(level_editor_gadget[i]);
9618       else
9619         UnmapGadget(level_editor_gadget[i]);
9620     }
9621   }
9622 }
9623
9624 static void MapLevelEditorToolboxCustomGadgets(void)
9625 {
9626   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
9627 }
9628
9629 static void MapLevelEditorToolboxCustomGadgetsIfNeeded(void)
9630 {
9631   if (IS_CUSTOM_ELEMENT(properties_element) ||
9632       IS_GROUP_ELEMENT(properties_element) ||
9633       IS_EMPTY_ELEMENT(properties_element))
9634     MapLevelEditorToolboxCustomGadgets();
9635 }
9636
9637 static void UnmapLevelEditorToolboxCustomGadgets(void)
9638 {
9639   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
9640 }
9641
9642 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
9643 {
9644   int i;
9645
9646   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
9647   {
9648     if (i != GADGET_ID_SINGLE_ITEMS &&
9649         i != GADGET_ID_PICK_ELEMENT)
9650     {
9651       struct GadgetInfo *gi = level_editor_gadget[i];
9652
9653       if (map)
9654       {
9655         MapGadget(gi);
9656       }
9657       else
9658       {
9659         int graphic = IMG_EDITOR_NO_TOOLBOX_BUTTON;
9660         struct GraphicInfo *gd = &graphic_info[graphic];
9661
9662         UnmapGadget(gi);
9663
9664         BlitBitmap(gd->bitmap, drawto, gd->src_x, gd->src_y,
9665                    gi->width, gi->height, gi->x, gi->y);
9666
9667         redraw_mask |= REDRAW_DOOR_3;
9668       }
9669     }
9670   }
9671 }
9672
9673 static void MapLevelEditorToolboxDrawingGadgets(void)
9674 {
9675   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
9676 }
9677
9678 static void UnmapLevelEditorToolboxDrawingGadgets(void)
9679 {
9680   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
9681 }
9682
9683 static void UnmapDrawingArea(int id)
9684 {
9685   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
9686 }
9687
9688 static void UnmapLevelEditorFieldGadgets(void)
9689 {
9690   int i;
9691
9692   for (i = 0; i < num_editor_gadgets; i++)
9693     if (IN_GFX_FIELD_FULL(level_editor_gadget[i]->x,
9694                           level_editor_gadget[i]->y))
9695       UnmapGadget(level_editor_gadget[i]);
9696 }
9697
9698 void UnmapLevelEditorGadgets(void)
9699 {
9700   int i;
9701
9702   for (i = 0; i < num_editor_gadgets; i++)
9703     UnmapGadget(level_editor_gadget[i]);
9704 }
9705
9706 static void ResetUndoBuffer(void)
9707 {
9708   undo_buffer_position = -1;
9709   undo_buffer_steps = -1;
9710   redo_buffer_steps = 0;
9711
9712   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
9713
9714   level.changed = FALSE;
9715 }
9716
9717 static void DrawEditModeWindowExt(boolean remap_toolbox_gadgets)
9718 {
9719   if (remap_toolbox_gadgets)
9720   {
9721     ModifyEditorElementList();
9722     RedrawDrawingElements();
9723   }
9724
9725   if (edit_mode == ED_MODE_LEVELCONFIG)
9726     DrawLevelConfigWindow();
9727   else if (edit_mode == ED_MODE_PROPERTIES)
9728     DrawPropertiesWindow();
9729   else if (edit_mode == ED_MODE_PALETTE)
9730     DrawPaletteWindow();
9731   else  // edit_mode == ED_MODE_DRAWING
9732     DrawDrawingWindowExt(remap_toolbox_gadgets);
9733 }
9734
9735 static void DrawEditModeWindow(void)
9736 {
9737   DrawEditModeWindowExt(TRUE);
9738 }
9739
9740 static void DrawEditModeWindow_PlayfieldOnly(void)
9741 {
9742   DrawEditModeWindowExt(FALSE);
9743 }
9744
9745 static void ChangeEditModeWindow(int new_edit_mode)
9746 {
9747   edit_mode = (new_edit_mode != edit_mode ? new_edit_mode : ED_MODE_DRAWING);
9748
9749   DrawEditModeWindow();
9750 }
9751
9752 static boolean LevelChanged(void)
9753 {
9754   boolean field_changed = FALSE;
9755   int x, y;
9756
9757   for (y = 0; y < lev_fieldy; y++)
9758     for (x = 0; x < lev_fieldx; x++)
9759       if (Tile[x][y] != level.field[x][y])
9760         field_changed = TRUE;
9761
9762   return (level.changed || field_changed);
9763 }
9764
9765 static boolean PrepareSavingIntoPersonalLevelSet(void)
9766 {
9767   static LevelDirTree *last_copied_leveldir = NULL;
9768   static LevelDirTree *last_written_leveldir = NULL;
9769   static int last_copied_level_nr = -1;
9770   static int last_written_level_nr = -1;
9771   LevelDirTree *leveldir_former = leveldir_current;
9772   int level_nr_former = level_nr;
9773   int new_level_nr;
9774
9775   // remember last mod/save so that for current session, we write
9776   // back to the same personal copy, asking only about overwrite.
9777   if (leveldir_current == last_copied_leveldir &&
9778       level_nr == last_copied_level_nr)
9779   {
9780     // "cd" to personal level set dir (as used when writing last copy)
9781     leveldir_current = last_written_leveldir;
9782     level_nr = last_written_level_nr;
9783
9784     return TRUE;
9785   }
9786
9787   if (!Request("This level is read-only! "
9788                "Save into personal level set?", REQ_ASK))
9789     return FALSE;
9790
9791   // "cd" to personal level set dir (for writing copy the first time)
9792   leveldir_current =
9793     getTreeInfoFromIdentifier(leveldir_first, getLoginName());
9794
9795   // this may happen if "setup.internal.create_user_levelset" is FALSE
9796   // or if file "levelinfo.conf" is missing in personal user level set
9797   if (leveldir_current == NULL)
9798   {
9799     Request("Cannot find personal level set?!", REQ_CONFIRM);
9800
9801     leveldir_current = leveldir_former;
9802
9803     return FALSE;
9804   }
9805
9806   // find unused level number
9807   for (new_level_nr = leveldir_current->first_level; ; new_level_nr++)
9808   {
9809     static char *level_filename = NULL;
9810
9811     setString(&level_filename, getDefaultLevelFilename(new_level_nr));
9812
9813     if (!fileExists(level_filename))
9814       break;
9815   }
9816
9817   last_copied_leveldir = leveldir_former;
9818   last_copied_level_nr = level_nr_former;
9819
9820   last_written_leveldir = leveldir_current;
9821   last_written_level_nr = level_nr = new_level_nr;
9822
9823   return TRUE;
9824 }
9825
9826 static void ModifyLevelConfigForSavingIntoPersonalLevelSet(char *former_name)
9827 {
9828   static char *filename_levelinfo = NULL, *mod_name = NULL;
9829   FILE *file;
9830
9831   // annotate this copy-and-mod in personal levelinfo.conf
9832   setString(&filename_levelinfo,
9833             getPath2(getCurrentLevelDir(), LEVELINFO_FILENAME));
9834
9835   if ((file = fopen(filename_levelinfo, MODE_APPEND)))
9836   {
9837     fprintf(file, "\n");
9838     fprintf(file, "# level %d was modified from:\n", level_nr);
9839     fprintf(file, "# - previous level set name:    %s\n",
9840             former_name);
9841     fprintf(file, "# - level within previous set:  %d \"%s\"\n",
9842             level.file_info.nr, level.name);
9843     fprintf(file, "# - previous author:            %s\n",
9844             level.author);
9845     fprintf(file, "# - previous save date:         ");
9846
9847     if (level.creation_date.src == DATE_SRC_LEVELFILE)
9848     {
9849       fprintf(file, "%04d-%02d-%02d\n",
9850               level.creation_date.year,
9851               level.creation_date.month,
9852               level.creation_date.day);
9853     }
9854     else
9855     {
9856       fprintf(file, "not recorded\n");
9857     }
9858
9859     fclose(file);
9860   }
9861
9862   if (level_nr > leveldir_current->last_level)
9863     UpdateUserLevelSet(getLoginName(), NULL, NULL, level_nr + 9);
9864
9865   // else: allow the save even if annotation failed
9866
9867   // now... spray graffiti on the old level vital statistics
9868   // user can change these; just trying to set a good baseline
9869
9870   // don't truncate names for fear of making offensive or silly:
9871   // long-named original author only recorded in levelinfo.conf.
9872   // try to fit "Joe after Bob", "Joe (ed.)", then just "Joe"
9873   if (!strEqual(level.author, leveldir_current->author))
9874   {
9875     setString(&mod_name, getStringCat3(leveldir_current->author,
9876                                        " after ", level.author));
9877
9878     if (strlen(mod_name) > MAX_LEVEL_AUTHOR_LEN)
9879       setString(&mod_name,
9880                 getStringCat2(leveldir_current->author, " (ed.)"));
9881
9882     if (strlen(mod_name) > MAX_LEVEL_AUTHOR_LEN)
9883       setString(&mod_name, leveldir_current->author);
9884
9885     strncpy(level.author, mod_name, MAX_LEVEL_AUTHOR_LEN);
9886
9887     // less worried about truncation here
9888     setString(&mod_name, getStringCat2("Mod: ", level.name));
9889     strncpy(level.name, mod_name, MAX_LEVEL_NAME_LEN);
9890   }
9891 }
9892
9893 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
9894                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
9895 {
9896   int x, y;
9897
9898   for (x = 0; x < lev_fieldx; x++)
9899     for (y = 0; y < lev_fieldy; y++)
9900       dst[x][y] = src[x][y];
9901 }
9902
9903 static int setSelectboxValue(int selectbox_id, int new_value)
9904 {
9905   int new_index_value = 0;
9906   int i;
9907
9908   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
9909     if (selectbox_info[selectbox_id].options[i].value == new_value)
9910       new_index_value = i;
9911
9912   *selectbox_info[selectbox_id].value =
9913     selectbox_info[selectbox_id].options[new_index_value].value;
9914
9915   return new_index_value;
9916 }
9917
9918 static void setSelectboxSpecialActionVariablesIfNeeded(void)
9919 {
9920   int i;
9921
9922   // change action mode and arg variables according to action type variable
9923   for (i = 0; action_arg_options[i].value != -1; i++)
9924   {
9925     if (action_arg_options[i].value == custom_element_change.action_type)
9926     {
9927       int mode = action_arg_options[i].mode;
9928
9929       // only change if corresponding selectbox has changed
9930       if (selectbox_info[ED_SELECTBOX_ID_ACTION_MODE].options !=
9931           action_arg_modes[mode])
9932         custom_element_change.action_mode = -1;
9933
9934       // only change if corresponding selectbox has changed
9935       if (selectbox_info[ED_SELECTBOX_ID_ACTION_ARG].options !=
9936           action_arg_options[i].options)
9937         custom_element_change.action_arg = -1;
9938
9939       break;
9940     }
9941   }
9942 }
9943
9944 static void setSelectboxSpecialActionOptions(void)
9945 {
9946   int i;
9947
9948   // change action mode and arg selectbox according to action type selectbox
9949   for (i = 0; action_arg_options[i].value != -1; i++)
9950   {
9951     if (action_arg_options[i].value == custom_element_change.action_type)
9952     {
9953       int mode = action_arg_options[i].mode;
9954
9955       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
9956                                    action_arg_modes[mode]);
9957       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
9958                                  custom_element_change.action_mode);
9959
9960       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
9961                                    action_arg_options[i].options);
9962       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
9963                                  custom_element_change.action_arg);
9964       break;
9965     }
9966   }
9967 }
9968
9969 static void copy_custom_element_settings(int element_from, int element_to)
9970 {
9971   struct ElementInfo *ei_from = &element_info[element_from];
9972   struct ElementInfo *ei_to = &element_info[element_to];
9973
9974   copyElementInfo(ei_from, ei_to);
9975 }
9976
9977 static void replace_custom_element_in_settings(int element_from,
9978                                                int element_to)
9979 {
9980   int i, j, x, y;
9981
9982   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
9983   {
9984     struct ElementInfo *ei = &element_info[i];
9985
9986     for (y = 0; y < 3; y++)
9987       for (x = 0; x < 3; x++)
9988         if (ei->content.e[x][y] == element_from)
9989           ei->content.e[x][y] = element_to;
9990
9991     for (j = 0; j < ei->num_change_pages; j++)
9992     {
9993       struct ElementChangeInfo *change = &ei->change_page[j];
9994
9995       if (change->target_element == element_from)
9996         change->target_element = element_to;
9997
9998       if (change->initial_trigger_element == element_from)
9999         change->initial_trigger_element = element_to;
10000
10001       if (change->action_element == element_from)
10002         change->action_element = element_to;
10003
10004       for (y = 0; y < 3; y++)
10005         for (x = 0; x < 3; x++)
10006           if (change->target_content.e[x][y] == element_from)
10007             change->target_content.e[x][y] = element_to;
10008     }
10009
10010     if (ei->group != NULL)                              // group or internal
10011       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
10012         if (ei->group->element[j] == element_from)
10013           ei->group->element[j] = element_to;
10014   }
10015 }
10016
10017 static void replace_custom_element_in_playfield(int element_from,
10018                                                 int element_to)
10019 {
10020   int x, y;
10021
10022   for (x = 0; x < lev_fieldx; x++)
10023     for (y = 0; y < lev_fieldy; y++)
10024       if (Tile[x][y] == element_from)
10025         Tile[x][y] = element_to;
10026 }
10027
10028 static boolean CopyCustomElement(int element_old, int element_new,
10029                                  int copy_mode)
10030 {
10031   int copy_mode_orig = copy_mode;
10032
10033   if (copy_mode == GADGET_ID_CUSTOM_COPY)
10034   {
10035     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
10036                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
10037     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
10038   }
10039   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
10040   {
10041     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
10042                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
10043     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
10044
10045     level.changed = TRUE;
10046   }
10047   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
10048   {
10049     Request("Please choose custom element!", REQ_CONFIRM);
10050
10051     return FALSE;
10052   }
10053   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
10054   {
10055     Request("Please choose group element!", REQ_CONFIRM);
10056
10057     return FALSE;
10058   }
10059   else if (IS_EMPTY_ELEMENT(element_old) && !IS_EMPTY_ELEMENT(element_new))
10060   {
10061     Request("Please choose empty element!", REQ_CONFIRM);
10062
10063     return FALSE;
10064   }
10065   else
10066   {
10067     level.changed = TRUE;
10068   }
10069
10070   // when modifying custom/group element, ask for copying level template
10071   if (copy_mode_orig != GADGET_ID_CUSTOM_COPY && level.use_custom_template)
10072   {
10073     if (!AskToCopyAndModifyLevelTemplate())
10074       return FALSE;
10075   }
10076
10077   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
10078   {
10079     copy_custom_element_settings(element_new, element_old);
10080   }
10081   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
10082   {
10083     copy_custom_element_settings(element_old, element_new);
10084   }
10085   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
10086   {
10087     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
10088     copy_custom_element_settings(element_new, element_old);
10089     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
10090
10091     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
10092     replace_custom_element_in_settings(element_new, element_old);
10093     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
10094
10095     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
10096     replace_custom_element_in_playfield(element_new, element_old);
10097     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
10098   }
10099
10100   UpdateCustomElementGraphicGadgets();
10101   DrawPropertiesWindow();
10102
10103   return TRUE;
10104 }
10105
10106 static void CopyCustomElementPropertiesToEditor(int element)
10107 {
10108   int i;
10109   int current_change_page = element_info[element].current_change_page;
10110
10111   // dynamically (re)build selectbox for selecting change page
10112   for (i = 0; i < element_info[element].num_change_pages; i++)
10113   {
10114     sprintf(options_change_page_strings[i], "%d", i + 1);
10115
10116     options_change_page[i].value = i;
10117     options_change_page[i].text = options_change_page_strings[i];
10118   }
10119
10120   options_change_page[i].value = -1;
10121   options_change_page[i].text = NULL;
10122
10123   // needed here to initialize combined element properties
10124   InitElementPropertiesEngine(level.game_version);
10125
10126   element_info[element].change =
10127     &element_info[element].change_page[current_change_page];
10128
10129   custom_element = element_info[element];
10130   custom_element_change = *element_info[element].change;
10131
10132   // needed to initially set selectbox options for special action options
10133   setSelectboxSpecialActionOptions();
10134
10135   // needed to initially set selectbox value variables to reliable defaults
10136   for (i = 0; i < ED_NUM_SELECTBOX; i++)
10137     setSelectboxValue(i, *selectbox_info[i].value);
10138
10139   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
10140     custom_element_properties[i] = HAS_PROPERTY(element, i);
10141
10142   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
10143     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
10144
10145   // ---------- element settings: configure (custom elements) -----------------
10146
10147   // set accessible layer selectbox help value
10148   custom_element.access_type =
10149     (IS_WALKABLE(element) ? EP_WALKABLE :
10150      IS_PASSABLE(element) ? EP_PASSABLE :
10151      custom_element.access_type);
10152   custom_element.access_layer =
10153     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
10154      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
10155      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
10156      custom_element.access_layer);
10157   custom_element.access_protected =
10158     (IS_PROTECTED(element) ? 1 : 0);
10159   custom_element_properties[EP_ACCESSIBLE] =
10160     (IS_ACCESSIBLE_OVER(element) ||
10161      IS_ACCESSIBLE_INSIDE(element) ||
10162      IS_ACCESSIBLE_UNDER(element));
10163
10164   // set walk-to-object action selectbox help value
10165   custom_element.walk_to_action =
10166     (IS_DIGGABLE(element) ? EP_DIGGABLE :
10167      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
10168      IS_DROPPABLE(element) ? EP_DROPPABLE :
10169      IS_THROWABLE(element) ? EP_THROWABLE :
10170      IS_PUSHABLE(element) ? EP_PUSHABLE :
10171      custom_element.walk_to_action);
10172   custom_element_properties[EP_WALK_TO_OBJECT] =
10173     (IS_DIGGABLE(element) ||
10174      IS_COLLECTIBLE_ONLY(element) ||
10175      IS_DROPPABLE(element) ||
10176      IS_THROWABLE(element) ||
10177      IS_PUSHABLE(element));
10178
10179   // set smash targets selectbox help value
10180   custom_element.smash_targets =
10181     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
10182      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
10183      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
10184      custom_element.smash_targets);
10185   custom_element_properties[EP_CAN_SMASH] =
10186     (CAN_SMASH_EVERYTHING(element) ||
10187      CAN_SMASH_ENEMIES(element) ||
10188      CAN_SMASH_PLAYER(element));
10189
10190   // set deadliness selectbox help value
10191   custom_element.deadliness =
10192     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
10193      DONT_GET_HIT_BY(element) ? EP_DONT_GET_HIT_BY :
10194      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
10195      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
10196      custom_element.deadliness);
10197   custom_element_properties[EP_DEADLY] =
10198     (DONT_TOUCH(element) ||
10199      DONT_GET_HIT_BY(element) ||
10200      DONT_COLLIDE_WITH(element) ||
10201      DONT_RUN_INTO(element));
10202
10203   // ---------- element settings: advanced (custom elements) ------------------
10204
10205   // set "change by direct action" selectbox help value
10206   custom_element_change.direct_action =
10207     (HAS_CHANGE_EVENT(element, CE_NEXT_TO_PLAYER) ? CE_NEXT_TO_PLAYER :
10208      HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
10209      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
10210      HAS_CHANGE_EVENT(element, CE_SWITCHED_BY_PLAYER) ? CE_SWITCHED_BY_PLAYER :
10211      HAS_CHANGE_EVENT(element, CE_SNAPPED_BY_PLAYER) ? CE_SNAPPED_BY_PLAYER :
10212      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
10213      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
10214      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
10215      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
10216      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
10217      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
10218      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
10219      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
10220      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
10221      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
10222      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES) ? CE_VALUE_CHANGES :
10223      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES) ? CE_SCORE_CHANGES :
10224      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
10225      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO) ? CE_SCORE_GETS_ZERO :
10226      HAS_CHANGE_EVENT(element, CE_CLICKED_BY_MOUSE) ? CE_CLICKED_BY_MOUSE :
10227      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_MOUSE) ? CE_PRESSED_BY_MOUSE :
10228      custom_element_change.direct_action);
10229
10230   // set "change by other element action" selectbox help value
10231   custom_element_change.other_action =
10232     (HAS_CHANGE_EVENT(element, CE_PLAYER_NEXT_TO_X) ? CE_PLAYER_NEXT_TO_X :
10233      HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
10234      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
10235      HAS_CHANGE_EVENT(element, CE_PLAYER_SWITCHES_X) ? CE_PLAYER_SWITCHES_X :
10236      HAS_CHANGE_EVENT(element, CE_PLAYER_SNAPS_X) ? CE_PLAYER_SNAPS_X :
10237      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
10238      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
10239      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
10240      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
10241      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
10242      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
10243      HAS_CHANGE_EVENT(element, CE_NEXT_TO_X) ? CE_NEXT_TO_X :
10244      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
10245      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
10246      HAS_CHANGE_EVENT(element, CE_DIGGING_X) ? CE_DIGGING_X :
10247      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
10248      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
10249      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
10250      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
10251      HAS_CHANGE_EVENT(element, CE_MOVE_OF_X) ? CE_MOVE_OF_X :
10252      HAS_CHANGE_EVENT(element, CE_CREATION_OF_X) ? CE_CREATION_OF_X :
10253      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES_OF_X) ? CE_VALUE_CHANGES_OF_X :
10254      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES_OF_X) ? CE_SCORE_CHANGES_OF_X :
10255      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
10256      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO_OF_X) ? CE_SCORE_GETS_ZERO_OF_X :
10257      HAS_CHANGE_EVENT(element, CE_MOUSE_CLICKED_ON_X) ? CE_MOUSE_CLICKED_ON_X :
10258      HAS_CHANGE_EVENT(element, CE_MOUSE_PRESSED_ON_X) ? CE_MOUSE_PRESSED_ON_X :
10259      custom_element_change.other_action);
10260 }
10261
10262 static void CopyGroupElementPropertiesToEditor(int element)
10263 {
10264   group_element_info = *element_info[element].group;
10265   custom_element = element_info[element];       // needed for description
10266 }
10267
10268 static void CopyEmptyElementPropertiesToEditor(int element)
10269 {
10270   custom_element = element_info[element];
10271 }
10272
10273 static void CopyClassicElementPropertiesToEditor(int element)
10274 {
10275   if (IS_PLAYER_ELEMENT(element) || COULD_MOVE_INTO_ACID(element))
10276     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
10277       getMoveIntoAcidProperty(&level, element);
10278
10279   if (MAYBE_DONT_COLLIDE_WITH(element))
10280     custom_element_properties[EP_DONT_COLLIDE_WITH] =
10281       getDontCollideWithProperty(&level, element);
10282 }
10283
10284 static void CopyElementPropertiesToEditor(int element)
10285 {
10286   if (IS_CUSTOM_ELEMENT(element))
10287     CopyCustomElementPropertiesToEditor(element);
10288   else if (IS_GROUP_ELEMENT(element))
10289     CopyGroupElementPropertiesToEditor(element);
10290   else if (IS_EMPTY_ELEMENT(element))
10291     CopyEmptyElementPropertiesToEditor(element);
10292   else
10293     CopyClassicElementPropertiesToEditor(element);
10294 }
10295
10296 static boolean AskToCopyAndModifyLevelTemplate(void)
10297 {
10298   if (Request("Copy and modify settings from level template?", REQ_ASK))
10299   {
10300     level.use_custom_template = FALSE;
10301
10302     ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE_1],
10303                  GDI_CHECKED, FALSE, GDI_END);
10304     ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE_2],
10305                  GDI_CHECKED, FALSE, GDI_END);
10306
10307     return TRUE;
10308   }
10309   else
10310   {
10311     LoadLevelTemplate(-1);      // this resets all element modifications ...
10312
10313     DrawEditModeWindow();       // ... and copies them to 'custom_element'
10314
10315     return FALSE;
10316   }
10317 }
10318
10319 static void CopyCustomElementPropertiesToGame(int element)
10320 {
10321   int i;
10322   int access_type_and_layer;
10323
10324   // mark that this custom element has been modified
10325   custom_element.modified_settings = TRUE;
10326   level.changed = TRUE;
10327
10328   if (level.use_custom_template)
10329     AskToCopyAndModifyLevelTemplate();
10330
10331   element_info[element] = custom_element;
10332   *element_info[element].change = custom_element_change;
10333
10334   // ---------- element settings: configure (custom elements) -----------------
10335
10336   // set accessible property from checkbox and selectbox
10337   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
10338   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
10339   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
10340   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
10341   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
10342   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
10343   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
10344                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
10345                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
10346   custom_element_properties[access_type_and_layer] =
10347     custom_element_properties[EP_ACCESSIBLE];
10348   custom_element_properties[EP_PROTECTED] =
10349     (custom_element.access_protected != 0 &&
10350      custom_element_properties[EP_ACCESSIBLE]);
10351
10352   // set walk-to-object property from checkbox and selectbox
10353   custom_element_properties[EP_DIGGABLE] = FALSE;
10354   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
10355   custom_element_properties[EP_DROPPABLE] = FALSE;
10356   custom_element_properties[EP_THROWABLE] = FALSE;
10357   custom_element_properties[EP_PUSHABLE] = FALSE;
10358   custom_element_properties[custom_element.walk_to_action] =
10359     custom_element_properties[EP_WALK_TO_OBJECT];
10360
10361   // set smash property from checkbox and selectbox
10362   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
10363   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
10364   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
10365   custom_element_properties[custom_element.smash_targets] =
10366     custom_element_properties[EP_CAN_SMASH];
10367
10368   // set deadliness property from checkbox and selectbox
10369   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
10370   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
10371   custom_element_properties[EP_DONT_GET_HIT_BY] = FALSE;
10372   custom_element_properties[EP_DONT_TOUCH] = FALSE;
10373   custom_element_properties[custom_element.deadliness] =
10374     custom_element_properties[EP_DEADLY];
10375
10376   // ---------- element settings: advanced (custom elements) ------------------
10377
10378   // set player change event from checkbox and selectbox
10379   custom_element_change_events[CE_NEXT_TO_PLAYER] = FALSE;
10380   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
10381   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
10382   custom_element_change_events[CE_SWITCHED_BY_PLAYER] = FALSE;
10383   custom_element_change_events[CE_SNAPPED_BY_PLAYER] = FALSE;
10384   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
10385   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
10386   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
10387   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
10388   custom_element_change_events[CE_SWITCHED] = FALSE;
10389   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
10390   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
10391   custom_element_change_events[CE_BLOCKED] = FALSE;
10392   custom_element_change_events[CE_IMPACT] = FALSE;
10393   custom_element_change_events[CE_SMASHED] = FALSE;
10394   custom_element_change_events[CE_VALUE_CHANGES] = FALSE;
10395   custom_element_change_events[CE_SCORE_CHANGES] = FALSE;
10396   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
10397   custom_element_change_events[CE_SCORE_GETS_ZERO] = FALSE;
10398   custom_element_change_events[CE_CLICKED_BY_MOUSE] = FALSE;
10399   custom_element_change_events[CE_PRESSED_BY_MOUSE] = FALSE;
10400   custom_element_change_events[custom_element_change.direct_action] =
10401     custom_element_change_events[CE_BY_DIRECT_ACTION];
10402
10403   // set other element action change event from checkbox and selectbox
10404   custom_element_change_events[CE_PLAYER_NEXT_TO_X] = FALSE;
10405   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
10406   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
10407   custom_element_change_events[CE_PLAYER_SWITCHES_X] = FALSE;
10408   custom_element_change_events[CE_PLAYER_SNAPS_X] = FALSE;
10409   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
10410   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
10411   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
10412   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
10413   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
10414   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
10415   custom_element_change_events[CE_NEXT_TO_X] = FALSE;
10416   custom_element_change_events[CE_TOUCHING_X] = FALSE;
10417   custom_element_change_events[CE_HITTING_X] = FALSE;
10418   custom_element_change_events[CE_DIGGING_X] = FALSE;
10419   custom_element_change_events[CE_HIT_BY_X] = FALSE;
10420   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
10421   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
10422   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
10423   custom_element_change_events[CE_MOVE_OF_X] = FALSE;
10424   custom_element_change_events[CE_CREATION_OF_X] = FALSE;
10425   custom_element_change_events[CE_VALUE_CHANGES_OF_X] = FALSE;
10426   custom_element_change_events[CE_SCORE_CHANGES_OF_X] = FALSE;
10427   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
10428   custom_element_change_events[CE_SCORE_GETS_ZERO_OF_X] = FALSE;
10429   custom_element_change_events[CE_MOUSE_CLICKED_ON_X] = FALSE;
10430   custom_element_change_events[CE_MOUSE_PRESSED_ON_X] = FALSE;
10431   custom_element_change_events[custom_element_change.other_action] =
10432     custom_element_change_events[CE_BY_OTHER_ACTION];
10433
10434   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
10435     SET_PROPERTY(element, i, custom_element_properties[i]);
10436
10437   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
10438     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
10439
10440   // copy change events also to special level editor variable
10441   custom_element = element_info[element];
10442   custom_element_change = *element_info[element].change;
10443
10444   // needed here to restore runtime value "element_info[element].gfx_element"
10445   InitElementPropertiesGfxElement();
10446 }
10447
10448 static void CopyGroupElementPropertiesToGame(int element)
10449 {
10450   // mark that this group element has been modified
10451   custom_element.modified_settings = TRUE;
10452   level.changed = TRUE;
10453
10454   if (level.use_custom_template)
10455     AskToCopyAndModifyLevelTemplate();
10456
10457   element_info[element] = custom_element;
10458   *element_info[element].group = group_element_info;
10459
10460   // needed here to restore runtime value "element_info[element].gfx_element"
10461   InitElementPropertiesGfxElement();
10462 }
10463
10464 static void CopyEmptyElementPropertiesToGame(int element)
10465 {
10466   // mark that this empty element has been modified
10467   custom_element.modified_settings = TRUE;
10468   level.changed = TRUE;
10469
10470   if (level.use_custom_template)
10471     AskToCopyAndModifyLevelTemplate();
10472
10473   element_info[element] = custom_element;
10474
10475   // needed here to restore runtime value "element_info[element].gfx_element"
10476   InitElementPropertiesGfxElement();
10477 }
10478
10479 static void CopyClassicElementPropertiesToGame(int element)
10480 {
10481   if (IS_PLAYER_ELEMENT(element) || COULD_MOVE_INTO_ACID(element))
10482     setMoveIntoAcidProperty(&level, element,
10483                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
10484
10485   if (MAYBE_DONT_COLLIDE_WITH(element))
10486     setDontCollideWithProperty(&level, element,
10487                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
10488 }
10489
10490 static void CopyElementPropertiesToGame(int element)
10491 {
10492   if (IS_CUSTOM_ELEMENT(element))
10493     CopyCustomElementPropertiesToGame(element);
10494   else if (IS_GROUP_ELEMENT(element))
10495     CopyGroupElementPropertiesToGame(element);
10496   else if (IS_EMPTY_ELEMENT(element))
10497     CopyEmptyElementPropertiesToGame(element);
10498   else
10499     CopyClassicElementPropertiesToGame(element);
10500 }
10501
10502 #if DEBUG
10503 static void CheckElementDescriptions(void)
10504 {
10505   int i;
10506
10507   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
10508     if (getElementDescriptionFilename(i) == NULL && !IS_OBSOLETE(i))
10509       Warn("no element description file for element '%s'", EL_NAME(i));
10510 }
10511 #endif
10512
10513 static int getMaxEdFieldX(boolean has_scrollbar)
10514 {
10515   int scrollbar_width = (has_scrollbar ? ED_SCROLLBUTTON_XSIZE : 0);
10516   int sxsize = SXSIZE - scrollbar_width;
10517   int max_ed_fieldx = sxsize / ed_tilesize;
10518
10519   return max_ed_fieldx;
10520 }
10521
10522 static int getMaxEdFieldY(boolean has_scrollbar)
10523 {
10524   int infotext_height = (IN_PIX_FIELD(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY) ?
10525                          INFOTEXT_YSIZE_FULL : 0);
10526   int scrollbar_height = (has_scrollbar ? ED_SCROLLBUTTON_YSIZE : 0);
10527   int sysize = SYSIZE - scrollbar_height - infotext_height;
10528   int max_ed_fieldy = sysize / ed_tilesize;
10529
10530   return max_ed_fieldy;
10531 }
10532
10533 static void InitZoomLevelSettings(int zoom_tilesize)
10534 {
10535   static int last_game_engine_type = GAME_ENGINE_TYPE_UNKNOWN;
10536
10537   if (zoom_tilesize == -1 && level.game_engine_type != last_game_engine_type)
10538   {
10539     ed_tilesize = setup.auto_setup.editor_zoom_tilesize;
10540     ed_tilesize_default = DEFAULT_EDITOR_TILESIZE;
10541
10542     // make sure that tile size is always a power of 2
10543     ed_tilesize = (1 << log_2(ed_tilesize));
10544
10545     if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
10546     {
10547       ed_tilesize = DEFAULT_EDITOR_TILESIZE_MM;
10548       ed_tilesize_default = DEFAULT_EDITOR_TILESIZE_MM;
10549     }
10550   }
10551
10552   last_game_engine_type = level.game_engine_type;
10553
10554   // limit zoom tilesize by upper and lower bound
10555   ed_tilesize = MIN(MAX(MICRO_TILESIZE, ed_tilesize), TILESIZE);
10556
10557   // store zoom tilesize in auto setup file only if it was manually changed
10558   if (zoom_tilesize != -1)
10559     setup.auto_setup.editor_zoom_tilesize = ed_tilesize;
10560
10561   MAX_ED_FIELDX = getMaxEdFieldX(FALSE);
10562   MAX_ED_FIELDY = getMaxEdFieldY(FALSE);
10563 }
10564
10565 static void InitDrawingElements(void)
10566 {
10567   static int game_engine_type_last = GAME_ENGINE_TYPE_UNKNOWN;
10568
10569   if (level.game_engine_type == game_engine_type_last)
10570     return;
10571
10572   // select drawing elements according to game engine type
10573   new_element1 = getDrawingElement(EL_WALL);
10574   new_element2 = getDrawingElement(EL_EMPTY);
10575   new_element3 = getDrawingElement(EL_SAND);
10576
10577   game_engine_type_last = level.game_engine_type;
10578 }
10579
10580 static void InitLevelSetInfo(void)
10581 {
10582   snprintf(levelset_name,   MAX_LEVEL_NAME_LEN + 1,
10583            "%s", leveldir_current->name);
10584   snprintf(levelset_author, MAX_LEVEL_AUTHOR_LEN + 1,
10585            "%s", leveldir_current->author);
10586
10587   levelset_num_levels = leveldir_current->levels;
10588
10589   levelset_use_levelset_artwork = FALSE;
10590   levelset_copy_level_template = FALSE;
10591
10592   levelset_save_mode = LEVELSET_SAVE_MODE_UPDATE;
10593 }
10594
10595 static void ChangeEditorToLevelSet(char *levelset_subdir)
10596 {
10597   leveldir_current = getTreeInfoFromIdentifier(leveldir_first, levelset_subdir);
10598
10599   // the previous level set might have used custom artwork
10600   ReloadCustomArtwork(0);
10601
10602   LoadLevelSetup_SeriesInfo();
10603
10604   SaveLevelSetup_LastSeries();
10605   SaveLevelSetup_SeriesInfo();
10606
10607   TapeErase();
10608
10609   LoadLevel(level_nr);
10610   LoadScore(level_nr);
10611
10612   DrawLevelEd();
10613 }
10614
10615 static boolean useEditorDoorAnimation(void)
10616 {
10617   struct RectWithBorder *vp_door_1 = &viewport.door_1[GAME_MODE_MAIN];
10618   boolean door_1_viewport_unchanged =
10619     (vp_door_1->x      == DX     &&
10620      vp_door_1->y      == DY     &&
10621      vp_door_1->width  == DXSIZE &&
10622      vp_door_1->height == DYSIZE);
10623   boolean door_1_contains_toolbox =
10624     (EX >= DX &&
10625      EY >= DY &&
10626      EX + EXSIZE <= DX + DXSIZE &&
10627      EY + EYSIZE <= DY + DYSIZE);
10628
10629   return (door_1_viewport_unchanged && door_1_contains_toolbox);
10630 }
10631
10632 static void DrawEditorDoorBackground(int graphic, int x, int y,
10633                                      int width, int height)
10634 {
10635   struct GraphicInfo *g = &graphic_info[graphic];
10636
10637   if (g->bitmap != NULL)
10638     BlitBitmap(g->bitmap, drawto, g->src_x, g->src_y,
10639                MIN(width, g->width), MIN(height, g->height), x, y);
10640   else
10641     ClearRectangle(drawto, x, y, width, height);
10642 }
10643
10644 static void DrawEditorDoorContent(void)
10645 {
10646   // needed for gadgets drawn on background (like palette scrollbar)
10647   SetDoorBackgroundImage(IMG_UNDEFINED);
10648
10649   // copy default editor door content to main double buffer
10650   DrawEditorDoorBackground(IMG_BACKGROUND_PALETTE, DX, DY, DXSIZE, DYSIZE);
10651
10652   // draw bigger door
10653   DrawSpecialEditorDoor();
10654
10655   // draw new control window
10656   DrawEditorDoorBackground(IMG_BACKGROUND_TOOLBOX, EX, EY, EXSIZE, EYSIZE);
10657
10658   // draw all toolbox gadgets to editor doors
10659   MapControlButtons();
10660
10661   // when returning from test game to properties page, redraw toolbox gadgets
10662   if (edit_mode == ED_MODE_PROPERTIES)
10663   {
10664     UnmapLevelEditorToolboxDrawingGadgets();
10665     UnmapLevelEditorToolboxCustomGadgets();
10666
10667     MapLevelEditorToolboxCustomGadgetsIfNeeded();
10668   }
10669
10670   // draw all palette gadgets to editor doors
10671   ModifyEditorElementList();
10672   RedrawDrawingElements();
10673
10674   // copy actual editor door content to door double buffer for OpenDoor()
10675   BlitBitmap(drawto, bitmap_db_door_1, DX, DY, DXSIZE, DYSIZE, 0, 0);
10676 }
10677
10678 void DrawLevelEd(void)
10679 {
10680   int fade_mask = REDRAW_FIELD;
10681
10682   FadeSoundsAndMusic();
10683
10684   if (CheckFadeAll())
10685     fade_mask = REDRAW_ALL;
10686
10687   FadeOut(fade_mask);
10688
10689   // needed if different viewport properties defined for editor
10690   ChangeViewportPropertiesIfNeeded();
10691
10692   ClearField();
10693
10694   InitZoomLevelSettings(-1);
10695   InitDrawingElements();
10696   InitLevelSetInfo();
10697
10698 #if DEBUG
10699   CheckElementDescriptions();
10700 #endif
10701
10702   if (level_editor_test_game)
10703   {
10704     CopyPlayfield(level.field, Tile);
10705     CopyPlayfield(TileBackup, level.field);
10706
10707     level_editor_test_game = FALSE;
10708   }
10709   else
10710   {
10711     edit_mode = ED_MODE_DRAWING;
10712     edit_mode_levelconfig = ED_MODE_LEVELCONFIG_LEVEL;
10713     edit_mode_engineconfig = ED_MODE_ENGINECONFIG_CONFIG;
10714     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
10715
10716     ResetUndoBuffer();
10717
10718     level_xpos = -1;
10719     level_ypos = -1;
10720   }
10721
10722   // redraw_mask |= REDRAW_ALL;
10723
10724   FreeLevelEditorGadgets();
10725   CreateLevelEditorGadgets();
10726
10727   ReinitializeElementList();            // update dynamic level element list
10728   ReinitializeElementListButtons();     // custom element may look different
10729
10730   InitElementPropertiesGfxElement();
10731
10732   UnmapAllGadgets();
10733
10734   DrawEditModeWindow_PlayfieldOnly();
10735
10736   DrawMaskedBorder(fade_mask);
10737
10738   // use door animation if door 1 viewport is unchanged and contains toolbox
10739   if (useEditorDoorAnimation())
10740   {
10741     FadeIn(fade_mask);
10742
10743     DrawEditorDoorContent();
10744
10745     OpenDoor(DOOR_OPEN_1 | DOOR_FORCE_ANIM);
10746   }
10747   else
10748   {
10749     DrawEditorDoorContent();
10750
10751     FadeIn(fade_mask);
10752   }
10753
10754   SetDoorState(DOOR_OPEN_1 | DOOR_OPEN_2);
10755 }
10756
10757 static void AdjustDrawingAreaGadgets(void)
10758 {
10759   int ed_xsize = lev_fieldx + 2;
10760   int ed_ysize = lev_fieldy + 2;
10761   int max_ed_fieldx = MAX_ED_FIELDX;
10762   int max_ed_fieldy = MAX_ED_FIELDY;
10763   boolean horizontal_scrollbar_needed;
10764   boolean vertical_scrollbar_needed;
10765   int x, y, width, height;
10766
10767   if (suppressBorderElement())
10768   {
10769     ed_xsize = lev_fieldx;
10770     ed_ysize = lev_fieldy;
10771   }
10772
10773   // check if we need any scrollbars
10774   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
10775   vertical_scrollbar_needed   = (ed_ysize > max_ed_fieldy);
10776
10777   // check if we have a smaller editor field because of scrollbars
10778   max_ed_fieldx = getMaxEdFieldX(vertical_scrollbar_needed);
10779   max_ed_fieldy = getMaxEdFieldY(horizontal_scrollbar_needed);
10780
10781   // check again if we now need more scrollbars because of less space
10782   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
10783   vertical_scrollbar_needed   = (ed_ysize > max_ed_fieldy);
10784
10785   // check if editor field gets even smaller after adding new scrollbars
10786   max_ed_fieldx = getMaxEdFieldX(vertical_scrollbar_needed);
10787   max_ed_fieldy = getMaxEdFieldY(horizontal_scrollbar_needed);
10788
10789   ed_fieldx = (ed_xsize > max_ed_fieldx ? max_ed_fieldx : ed_xsize);
10790   ed_fieldy = (ed_ysize > max_ed_fieldy ? max_ed_fieldy : ed_ysize);
10791
10792   x = SX + ed_fieldx * ed_tilesize;
10793   y = SY + ed_fieldy * ed_tilesize;
10794
10795   width  = ed_fieldx * ed_tilesize - 2 * ED_SCROLLBUTTON_XSIZE;
10796   height = ed_fieldy * ed_tilesize - 2 * ED_SCROLLBUTTON_YSIZE;
10797
10798   // adjust drawing area gadget
10799   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
10800                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
10801                GDI_ITEM_SIZE, ed_tilesize, ed_tilesize,
10802                GDI_END);
10803
10804   // adjust horizontal scrollbar gadgets
10805   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LEFT],
10806                GDI_Y, y,
10807                GDI_END);
10808   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT],
10809                GDI_X, x - ED_SCROLLBUTTON_XSIZE,
10810                GDI_Y, y,
10811                GDI_END);
10812   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
10813                GDI_Y, y,
10814                GDI_WIDTH, width,
10815                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
10816                GDI_END);
10817
10818   // adjust vertical scrollbar gadgets
10819   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_UP],
10820                GDI_X, x,
10821                GDI_END);
10822   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN],
10823                GDI_X, x,
10824                GDI_Y, y - ED_SCROLLBUTTON_YSIZE,
10825                GDI_END);
10826   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
10827                GDI_X, x,
10828                GDI_HEIGHT, height,
10829                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
10830                GDI_END);
10831 }
10832
10833 static void AdjustLevelScrollPosition(void)
10834 {
10835   if (level_xpos < -1)
10836     level_xpos = -1;
10837   if (level_xpos > lev_fieldx - ed_fieldx + 1)
10838     level_xpos = lev_fieldx - ed_fieldx + 1;
10839   if (lev_fieldx < ed_fieldx - 2)
10840     level_xpos = -1;
10841
10842   if (level_ypos < -1)
10843     level_ypos = -1;
10844   if (level_ypos > lev_fieldy - ed_fieldy + 1)
10845     level_ypos = lev_fieldy - ed_fieldy + 1;
10846   if (lev_fieldy < ed_fieldy - 2)
10847     level_ypos = -1;
10848
10849   if (suppressBorderElement())
10850   {
10851     level_xpos = 0;
10852     level_ypos = 0;
10853   }
10854 }
10855
10856 static void AdjustEditorScrollbar(int id)
10857 {
10858   struct GadgetInfo *gi = level_editor_gadget[id];
10859   int items_max, items_visible, item_position;
10860
10861   if (id == GADGET_ID_SCROLL_HORIZONTAL)
10862   {
10863     items_max = MAX(lev_fieldx + 2, ed_fieldx);
10864     items_visible = ed_fieldx;
10865     item_position = level_xpos + 1;
10866   }
10867   else
10868   {
10869     items_max = MAX(lev_fieldy + 2, ed_fieldy);
10870     items_visible = ed_fieldy;
10871     item_position = level_ypos + 1;
10872   }
10873
10874   if (item_position > items_max - items_visible)
10875     item_position = items_max - items_visible;
10876
10877   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
10878                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
10879 }
10880
10881 static void AdjustElementListScrollbar(void)
10882 {
10883   struct GadgetInfo *gi = level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL];
10884   int items_max, items_visible, item_position;
10885
10886   // correct position of element list scrollbar
10887   if (element_shift < 0)
10888     element_shift = 0;
10889   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
10890     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
10891
10892   items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
10893   items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
10894   item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
10895
10896   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
10897                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
10898                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
10899 }
10900
10901 static void ModifyEditorCounterValue(int counter_id, int new_value)
10902 {
10903   int *counter_value = counterbutton_info[counter_id].value;
10904   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
10905   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
10906
10907   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
10908
10909   if (counter_value != NULL)
10910     *counter_value = gi->textinput.number_value;
10911 }
10912
10913 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
10914 {
10915   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
10916   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
10917
10918   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
10919
10920   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
10921       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
10922   {
10923     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
10924     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
10925
10926     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
10927     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_SMALL_DISTANCE,
10928                  GDI_END);
10929   }
10930 }
10931
10932 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
10933 {
10934   int gadget_id = selectbox_info[selectbox_id].gadget_id;
10935   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
10936   int new_index_value = setSelectboxValue(selectbox_id, new_value);
10937
10938   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
10939 }
10940
10941 static void ModifyEditorSelectboxOptions(int selectbox_id,
10942                                          struct ValueTextInfo *options)
10943 {
10944   int gadget_id = selectbox_info[selectbox_id].gadget_id;
10945   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
10946
10947   selectbox_info[selectbox_id].options = options;
10948
10949   // set index to zero -- list may be shorter now (correct later, if needed)
10950   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
10951                GDI_SELECTBOX_OPTIONS, options, GDI_END);
10952 }
10953
10954 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
10955 {
10956   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
10957   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
10958
10959   drawingarea_info[drawingarea_id].area_xsize = xsize;
10960   drawingarea_info[drawingarea_id].area_ysize = ysize;
10961
10962   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
10963 }
10964
10965 static void ModifyEditorElementList(void)
10966 {
10967   int i;
10968
10969   if (!use_permanent_palette && edit_mode != ED_MODE_PALETTE)
10970     return;
10971
10972   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
10973   {
10974     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
10975     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
10976     struct GadgetDesign *gd = &gi->deco.design;
10977     int element = editor_elements[element_shift + i];
10978     int tile_size = BUTTON_TILE_SIZE(editor.palette.tile_size);
10979
10980     UnmapGadget(gi);
10981
10982     getEditorGraphicSource(element, tile_size, &gd->bitmap, &gd->x, &gd->y);
10983
10984     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
10985
10986     MapGadget(gi);
10987   }
10988 }
10989
10990 static void DrawDrawingElementGraphic(int element, struct XYTileSize *pos)
10991 {
10992   int graphic = el2edimg(element);
10993   int tile_size = BUTTON_TILE_SIZE(pos->tile_size);
10994
10995   if (pos->x == -1 &&
10996       pos->y == -1)
10997     return;
10998
10999   DrawSizedGraphicExt(drawto, DX + pos->x, DY + pos->y, graphic, 0, tile_size);
11000 }
11001
11002 static void ModifyDrawingElementButton(int element, int id)
11003 {
11004   struct GadgetInfo *gi = level_editor_gadget[id];
11005   Bitmap *deco_bitmap;
11006   int deco_x, deco_y;
11007   int tile_size = gi->deco.width;
11008
11009   getEditorGraphicSource(element, tile_size, &deco_bitmap, &deco_x, &deco_y);
11010
11011   ModifyGadget(gi, GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y, GDI_END);
11012 }
11013
11014 static void PickDrawingElement(int button, int element)
11015 {
11016   struct
11017   {
11018     int *new_element;
11019     struct XYTileSize *pos;
11020     int id;
11021   } de, drawing_elements[] =
11022   {
11023     { &new_element1, &editor.palette.element_left,   GADGET_ID_ELEMENT_LEFT   },
11024     { &new_element2, &editor.palette.element_middle, GADGET_ID_ELEMENT_MIDDLE },
11025     { &new_element3, &editor.palette.element_right,  GADGET_ID_ELEMENT_RIGHT  },
11026   };
11027
11028   if (button < 1 || button > 3)
11029     return;
11030
11031   if (IS_MM_WALL(element))
11032     element = map_mm_wall_element(element);
11033
11034   de = drawing_elements[button - 1];
11035
11036   *de.new_element = element;    // update global drawing element variable
11037
11038   DrawDrawingElementGraphic(element, de.pos);
11039   ModifyDrawingElementButton(element, de.id);
11040
11041   redraw_mask |= REDRAW_DOOR_1;
11042 }
11043
11044 static void RedrawDrawingElements(void)
11045 {
11046   PickDrawingElement(1, new_element1);
11047   PickDrawingElement(2, new_element2);
11048   PickDrawingElement(3, new_element3);
11049 }
11050
11051 static void DrawDrawingWindowExt(boolean remap_toolbox_gadgets)
11052 {
11053   stick_element_properties_window = FALSE;
11054
11055   SetMainBackgroundImage(IMG_UNDEFINED);
11056   ClearField();
11057
11058   UnmapLevelEditorFieldGadgets();
11059
11060   AdjustDrawingAreaGadgets();
11061   AdjustLevelScrollPosition();
11062   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
11063   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
11064
11065   DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11066
11067   MapMainDrawingArea();
11068
11069   if (remap_toolbox_gadgets)
11070   {
11071     UnmapLevelEditorToolboxCustomGadgets();
11072     MapLevelEditorToolboxDrawingGadgets();
11073   }
11074 }
11075
11076 static void DrawDrawingWindow(void)
11077 {
11078   DrawDrawingWindowExt(TRUE);
11079 }
11080
11081 static int getTabulatorBarWidth(void)
11082 {
11083   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
11084   struct GadgetInfo *gd_gi4 = level_editor_gadget[GADGET_ID_PROPERTIES_CHANGE];
11085
11086   return gd_gi4->x - gd_gi1->x + gd_gi4->width;
11087 }
11088
11089 static int getTabulatorBarHeight(void)
11090 {
11091   return ED_TAB_BAR_HEIGHT;
11092 }
11093
11094 static Pixel getTabulatorBarColor(void)
11095 {
11096   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_LEVELCONFIG_LEVEL];
11097   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
11098   int gd_x = gd->x + gd_gi1->border.width / 2;
11099   int gd_y = gd->y + gd_gi1->height - 1;
11100
11101   return GetPixel(gd->bitmap, gd_x, gd_y);
11102 }
11103
11104 static void DrawEngineConfigTabulatorGadgets(void)
11105 {
11106   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_ENGINECONFIG_CONFIG];
11107   Pixel tab_color = getTabulatorBarColor();
11108   int id_first = ED_TEXTBUTTON_ID_ENGINECONFIG_CONFIG;
11109   int id_last  = ED_TEXTBUTTON_ID_ENGINECONFIG_COLORS;
11110   int i;
11111
11112   for (i = id_first; i <= id_last; i++)
11113   {
11114     int gadget_id = textbutton_info[i].gadget_id;
11115     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
11116     boolean active = (i != edit_mode_engineconfig);
11117
11118     // draw background line below tabulator button
11119     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
11120
11121     // draw solid line below inactive tabulator buttons
11122     if (!active && tab_color != BLACK_PIXEL)    // black => transparent
11123       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,
11124                     ED_GADGET_TINY_DISTANCE, tab_color);
11125
11126     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
11127     MapTextbuttonGadget(i);
11128   }
11129
11130   // draw little border line below tabulator buttons
11131   if (tab_color != BLACK_PIXEL)                 // black => transparent
11132     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height +
11133                   ED_GADGET_TINY_DISTANCE,
11134                   getTabulatorBarWidth(), getTabulatorBarHeight(), tab_color);
11135 }
11136
11137 static void DrawLevelConfigTabulatorGadgets(void)
11138 {
11139   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_LEVELCONFIG_LEVEL];
11140   Pixel tab_color = getTabulatorBarColor();
11141   int id_first = ED_TEXTBUTTON_ID_LEVELCONFIG_LEVEL;
11142   int id_last  = ED_TEXTBUTTON_ID_LEVELCONFIG_EDITOR;
11143   int i;
11144
11145   // draw additional "engine" tabulator when using native BD engine
11146   if (level.game_engine_type == GAME_ENGINE_TYPE_BD)
11147     id_last = ED_TEXTBUTTON_ID_LEVELCONFIG_ENGINE;
11148
11149   for (i = id_first; i <= id_last; i++)
11150   {
11151     int gadget_id = textbutton_info[i].gadget_id;
11152     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
11153     boolean active = (i != edit_mode_levelconfig);
11154
11155     // draw background line below tabulator button
11156     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
11157
11158     // draw solid line below inactive tabulator buttons
11159     if (!active && tab_color != BLACK_PIXEL)    // black => transparent
11160       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,
11161                     ED_GADGET_TINY_DISTANCE, tab_color);
11162
11163     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
11164     MapTextbuttonGadget(i);
11165   }
11166
11167   // draw little border line below tabulator buttons
11168   if (tab_color != BLACK_PIXEL)                 // black => transparent
11169     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height +
11170                   ED_GADGET_TINY_DISTANCE,
11171                   getTabulatorBarWidth(), getTabulatorBarHeight(), tab_color);
11172
11173   // draw second row of engine related tabulators when using native BD engine
11174   if (edit_mode_levelconfig == ED_MODE_LEVELCONFIG_ENGINE)
11175     DrawEngineConfigTabulatorGadgets();
11176 }
11177
11178 static void DrawPropertiesTabulatorGadgets(void)
11179 {
11180   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
11181   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
11182   int gd_x = gd->x + gd_gi1->border.width / 2;
11183   int gd_y = gd->y + gd_gi1->height - 1;
11184   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
11185   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
11186   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
11187   int i;
11188
11189   // draw two config tabulators for player elements
11190   if (IS_PLAYER_ELEMENT(properties_element))
11191     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2;
11192
11193   // draw two config and one "change" tabulator for custom elements
11194   if (IS_CUSTOM_ELEMENT(properties_element))
11195     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
11196
11197   for (i = id_first; i <= id_last; i++)
11198   {
11199     int gadget_id = textbutton_info[i].gadget_id;
11200     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
11201     boolean active = (i != edit_mode_properties);
11202
11203     // use "config 1" and "config 2" instead of "config" for players and CEs
11204     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
11205         (IS_PLAYER_ELEMENT(properties_element) ||
11206          IS_CUSTOM_ELEMENT(properties_element)))
11207       continue;
11208
11209     // draw background line below tabulator button
11210     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
11211
11212     // draw solid line below inactive tabulator buttons
11213     if (!active && tab_color != BLACK_PIXEL)    // black => transparent
11214       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,
11215                     ED_GADGET_TINY_DISTANCE, tab_color);
11216
11217     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
11218     MapTextbuttonGadget(i);
11219   }
11220
11221   // draw little border line below tabulator buttons
11222   if (tab_color != BLACK_PIXEL)                 // black => transparent
11223     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height +
11224                   ED_GADGET_TINY_DISTANCE,
11225                   getTabulatorBarWidth(), getTabulatorBarHeight(), tab_color);
11226 }
11227
11228 static void PrintInfoText(char *text, int font_nr, int xpos, int ypos)
11229 {
11230   DrawText(SX + xpos, SY + ypos, text, font_nr);
11231 }
11232
11233 static int PrintElementDescriptionFromFile(char *filename, int font_nr,
11234                                            int xpos, int ypos)
11235 {
11236   int font_width = getFontWidth(font_nr);
11237   int font_height = getFontHeight(font_nr);
11238   int max_chars_per_line = (SXSIZE - 2 * xpos) / font_width;
11239   int max_lines_drawable = (SYSIZE - ypos) / font_height - 1;
11240
11241   return DrawTextFile(SX + xpos, SY + ypos, filename, font_nr,
11242                       max_chars_per_line, -1, max_lines_drawable, 0, -1,
11243                       TRUE, FALSE, FALSE);
11244 }
11245
11246 static void DrawLevelConfigLevel(void)
11247 {
11248   int i;
11249
11250   // draw counter gadgets
11251   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
11252     MapCounterButtons(i);
11253
11254   // draw checkbutton gadgets
11255   for (i = ED_CHECKBUTTON_ID_LEVEL_FIRST; i<= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
11256     MapCheckbuttonGadget(i);
11257
11258   // draw selectbox gadgets
11259   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
11260     MapSelectboxGadget(i);
11261
11262   // draw text input gadgets
11263   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
11264     MapTextInputGadget(i);
11265 }
11266
11267 static char *getLevelSubdirFromSaveMode(int save_mode)
11268 {
11269   if (save_mode == LEVELSET_SAVE_MODE_CREATE)
11270     return getNewUserLevelSubdir();
11271
11272   return leveldir_current->subdir;
11273 }
11274
11275 static void DrawLevelConfigLevelSet_DirectoryInfo(void)
11276 {
11277   char *directory_text = "Level set directory:";
11278   char *directory_name = getLevelSubdirFromSaveMode(levelset_save_mode);
11279   int font1_nr = FONT_TEXT_1;
11280   int font2_nr = FONT_TEXT_2;
11281   int font1_height = getFontHeight(font1_nr);
11282   int yoffset_above = font1_height + ED_GADGET_LINE_DISTANCE;
11283   int x = ED_LEVEL_SETTINGS_X(0);
11284   int y = ED_LEVEL_SETTINGS_Y(6);
11285
11286   PrintInfoText(directory_text, font1_nr, x, y - yoffset_above);
11287   PrintInfoText(directory_name, font2_nr, x, y);
11288 }
11289
11290 static void DrawLevelConfigLevelSet(void)
11291 {
11292   boolean artwork_exists = checkIfCustomArtworkExistsForCurrentLevelSet();
11293   boolean template_exists = fileExists(getLocalLevelTemplateFilename());
11294   int i;
11295
11296   // draw counter gadgets
11297   for (i = ED_COUNTER_ID_LEVELSET_FIRST; i <= ED_COUNTER_ID_LEVELSET_LAST; i++)
11298     MapCounterButtons(i);
11299
11300   // draw checkbutton gadgets
11301   for (i = ED_CHECKBUTTON_ID_LEVELSET_FIRST; i <= ED_CHECKBUTTON_ID_LEVELSET_LAST; i++)
11302   {
11303     if (levelset_save_mode == LEVELSET_SAVE_MODE_UPDATE ||
11304         (i == ED_CHECKBUTTON_ID_USE_LEVELSET_ARTWORK && !artwork_exists) ||
11305         (i == ED_CHECKBUTTON_ID_COPY_LEVEL_TEMPLATE  && !template_exists))
11306       continue;
11307
11308     MapCheckbuttonGadget(i);
11309   }
11310
11311   // draw selectbox gadgets
11312   for (i = ED_SELECTBOX_ID_LEVELSET_FIRST; i <= ED_SELECTBOX_ID_LEVELSET_LAST; i++)
11313     MapSelectboxGadget(i);
11314
11315   // draw text input gadgets
11316   for (i = ED_TEXTINPUT_ID_LEVELSET_FIRST; i <= ED_TEXTINPUT_ID_LEVELSET_LAST; i++)
11317     MapTextInputGadget(i);
11318
11319   // draw textbutton gadgets
11320   MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_LEVELSET);
11321
11322   // draw info text
11323   DrawLevelConfigLevelSet_DirectoryInfo();
11324 }
11325
11326 static void DrawLevelConfigEditor(void)
11327 {
11328   int i;
11329
11330   // draw counter gadgets
11331   for (i = ED_COUNTER_ID_EDITOR_FIRST; i <= ED_COUNTER_ID_EDITOR_LAST; i++)
11332     MapCounterButtons(i);
11333
11334   // draw checkbutton gadgets
11335   for (i = ED_CHECKBUTTON_ID_EDITOR_FIRST; i <= ED_CHECKBUTTON_ID_EDITOR_LAST; i++)
11336     MapCheckbuttonGadget(i);
11337
11338   // draw radiobutton gadgets
11339   for (i = ED_RADIOBUTTON_ID_EDITOR_FIRST; i <= ED_RADIOBUTTON_ID_EDITOR_LAST; i++)
11340     MapRadiobuttonGadget(i);
11341
11342   // draw drawing area
11343   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
11344
11345   // draw textbutton gadgets
11346   MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_2);
11347 }
11348
11349 static void DrawEngineConfigConfig(void)
11350 {
11351   int i;
11352
11353   // draw counter gadgets
11354   if (level.bd_scheduling_type == GD_SCHEDULING_MILLISECONDS)
11355   {
11356     MapCounterButtons(ED_COUNTER_ID_BD_CYCLE_DELAY_MS);
11357     MapCounterButtons(ED_COUNTER_ID_BD_HATCHING_DELAY_CYCLES);
11358   }
11359   else
11360   {
11361     MapCounterButtons(ED_COUNTER_ID_BD_CYCLE_DELAY_C64);
11362     MapCounterButtons(ED_COUNTER_ID_BD_HATCHING_DELAY_SECONDS);
11363   }
11364
11365   // draw checkbutton gadgets
11366   for (i = ED_CHECKBUTTON_ID_ENGINE_FIRST; i <= ED_CHECKBUTTON_ID_ENGINE_LAST; i++)
11367     MapCheckbuttonGadget(i);
11368
11369   // draw selectbox gadgets
11370   for (i = ED_SELECTBOX_ID_ENGINE_FIRST; i <= ED_SELECTBOX_ID_ENGINE_LAST; i++)
11371     MapSelectboxGadget(i);
11372 }
11373
11374 static int GetCommonColorType_BD(void)
11375 {
11376   int bd_color_type = *bd_color[0] >> 24;
11377   int i;
11378
11379   // check if all colors have the same color type
11380   for (i = 1; i < MAX_BD_COLORS; i++)
11381     if ((*bd_color[i] >> 24) != bd_color_type)
11382       return GD_COLOR_TYPE_RGB;
11383
11384   return bd_color_type;
11385 }
11386
11387 void SetDefaultLevelColorType_BD(void)
11388 {
11389   bd_color_type_default = GetCommonColorType_BD();
11390
11391   level.bd_color_type = bd_color_type_default;
11392 }
11393
11394 void SetDefaultLevelColors_BD(void)
11395 {
11396   int i;
11397
11398   for (i = 0; i < MAX_BD_COLORS; i++)
11399     bd_color_default[i] = *bd_color[i];
11400 }
11401
11402 void SetRandomLevelColors_BD(int bd_color_type)
11403 {
11404   struct LevelInfo_BD *level_bd = level.native_bd_level;
11405   GdCave *cave = level_bd->cave;
11406
11407   // create random cave colors
11408   gd_cave_set_random_colors(cave, bd_color_type);
11409
11410   // copy colors to level editor
11411   level.bd_color_b = cave->colorb;
11412   level.bd_color_0 = cave->color0;
11413   level.bd_color_1 = cave->color1;
11414   level.bd_color_2 = cave->color2;
11415   level.bd_color_3 = cave->color3;
11416   level.bd_color_4 = cave->color4;
11417   level.bd_color_5 = cave->color5;
11418 }
11419
11420 static void DrawColorBox_BD(int nr)
11421 {
11422   int id = ED_SELECTBOX_ID_COLORS_FIRST + nr;
11423   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
11424   int graphic = IMG_EDITOR_CHECKBOX;
11425   struct GraphicInfo *gd = &graphic_info[graphic];
11426   int offset = ED_GADGET_TEXT_DISTANCE;
11427   int x1 = gi->x - offset - gd->width;
11428   int y1 = gi->y;
11429   int x2 = x1 + offset;
11430   int y2 = y1 + offset;
11431   int xsize1 = gd->width;
11432   int ysize1 = gd->height;
11433   int xsize2 = xsize1 - 2 * offset;
11434   int ysize2 = ysize1 - 2 * offset;
11435   int bd_color_x = *bd_color[nr];
11436   int r = gd_color_get_r(bd_color_x);
11437   int g = gd_color_get_g(bd_color_x);
11438   int b = gd_color_get_b(bd_color_x);
11439   Pixel color = SDL_MapRGB(drawto->surface->format, r, g, b);
11440
11441   BlitBitmap(gd->bitmap, drawto, gd->src_x, gd->src_y, xsize1, ysize1, x1, y1);
11442   FillRectangle(drawto, x2, y2, xsize2, ysize2, color);
11443 }
11444
11445 static void DrawEngineConfigColors(void)
11446 {
11447   int i;
11448
11449   if (bd_color_type_changed)
11450   {
11451     if (level.bd_color_type != GD_COLOR_TYPE_RGB && level.bd_color_type != GetCommonColorType_BD())
11452     {
11453       // color type switched to non-RGB colors, but using different color type => reset colors
11454
11455       if (level.bd_color_type == bd_color_type_default)
11456       {
11457         // color type switched to same color type as default colors => reset to defaults
11458         for (i = 0; i < MAX_BD_COLORS; i++)
11459           *bd_color[i] = bd_color_default[i];
11460       }
11461       else
11462       {
11463         // color type switched to different color type as default colors => use random colors
11464         SetRandomLevelColors_BD(level.bd_color_type);
11465       }
11466     }
11467
11468     bd_color_type_changed = FALSE;
11469   }
11470
11471   // copy level colors to either C64-style color index or color text
11472   for (i = 0; i < MAX_BD_COLORS; i++)
11473   {
11474     int bd_color_x = (level.bd_color_type == GD_COLOR_TYPE_C64 ? *bd_color[i] & 0x0f :
11475                       level.bd_color_type == GD_COLOR_TYPE_RGB ? gd_color_get_rgb(*bd_color[i]) :
11476                       *bd_color[i]);
11477
11478     if (level.bd_color_type == GD_COLOR_TYPE_C64)
11479       bd_color_c64[i] = bd_color_x;
11480     else
11481       snprintf(bd_color_text[i], sizeof(bd_color_text[i]), "%s", gd_color_get_string(bd_color_x));
11482   }
11483
11484   MapSelectboxGadget(ED_SELECTBOX_ID_BD_COLOR_TYPE);
11485
11486   if (level.bd_color_type == GD_COLOR_TYPE_C64)
11487   {
11488     // draw selectbox gadgets
11489     for (i = ED_SELECTBOX_ID_COLORS_FIRST; i <= ED_SELECTBOX_ID_COLORS_LAST; i++)
11490       MapSelectboxGadget(i);
11491   }
11492   else
11493   {
11494     // draw text input gadgets
11495     for (i = ED_TEXTINPUT_ID_COLORS_FIRST; i <= ED_TEXTINPUT_ID_COLORS_LAST; i++)
11496       MapTextInputGadget(i);
11497   }
11498
11499   for (i = 0; i < MAX_BD_COLORS; i++)
11500     DrawColorBox_BD(i);
11501
11502   MapTextbuttonGadget(ED_TEXTBUTTON_ID_BD_SET_RANDOM_COLORS);
11503 }
11504
11505 static void DrawLevelConfigEngine(void)
11506 {
11507   if (edit_mode_engineconfig == ED_MODE_ENGINECONFIG_CONFIG)
11508     DrawEngineConfigConfig();
11509   else if (edit_mode_engineconfig == ED_MODE_ENGINECONFIG_COLORS)
11510     DrawEngineConfigColors();
11511 }
11512
11513 static void DrawLevelConfigWindow(void)
11514 {
11515   char *text = "Global Settings";
11516   int font_nr = FONT_TITLE_1;
11517   struct MenuPosInfo *pos = &editor.settings.headline;
11518   int sx = SX + ALIGNED_XPOS(pos->x, getTextWidth(text, font_nr), pos->align);
11519   int sy = SY + pos->y;
11520
11521   stick_element_properties_window = FALSE;
11522
11523   // make sure that previous level config edit mode exists for this level
11524   if (edit_mode_levelconfig == ED_MODE_LEVELCONFIG_ENGINE &&
11525       level.game_engine_type != GAME_ENGINE_TYPE_BD)
11526     edit_mode_levelconfig = ED_MODE_LEVELCONFIG_LEVEL;
11527
11528   SetAutomaticNumberOfGemsNeeded();
11529
11530   UnmapLevelEditorFieldGadgets();
11531
11532   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
11533   ClearField();
11534
11535   DrawText(sx, sy, text, font_nr);
11536
11537   DrawLevelConfigTabulatorGadgets();
11538
11539   if (edit_mode_levelconfig == ED_MODE_LEVELCONFIG_LEVEL)
11540     DrawLevelConfigLevel();
11541   else if (edit_mode_levelconfig == ED_MODE_LEVELCONFIG_LEVELSET)
11542     DrawLevelConfigLevelSet();
11543   else if (edit_mode_levelconfig == ED_MODE_LEVELCONFIG_EDITOR)
11544     DrawLevelConfigEditor();
11545   else if (edit_mode_levelconfig == ED_MODE_LEVELCONFIG_ENGINE)
11546     DrawLevelConfigEngine();
11547 }
11548
11549 static void DrawCustomContentArea(void)
11550 {
11551   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
11552   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
11553   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
11554   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
11555   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
11556   int xoffset = ED_GADGET_SPACE_DISTANCE;
11557
11558   // add distance for potential left text (without drawing area border)
11559   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
11560
11561   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
11562
11563   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
11564 }
11565
11566 static void DrawCustomChangeContentArea(void)
11567 {
11568   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
11569   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
11570   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
11571   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
11572   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
11573   int xoffset = ED_GADGET_SPACE_DISTANCE;
11574
11575   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
11576
11577   MapDrawingArea(id);
11578 }
11579
11580 static void RemoveElementContentArea(int id, int font_height)
11581 {
11582   int border_size = ED_DRAWINGAREA_BORDER_SIZE;
11583
11584   DrawBackground(SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - border_size,
11585                  SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - border_size,
11586                  3 * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size,
11587                  3 * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size +
11588                  ED_GADGET_TEXT_DISTANCE + font_height);
11589 }
11590
11591 static void DrawYamYamContentAreas(void)
11592 {
11593   int font_nr = FONT_TEXT_1;
11594   int font_height = getFontHeight(font_nr);
11595   int tilesize = ED_DRAWINGAREA_TILE_SIZE;
11596   int yoffset = (tilesize - font_height) / 2;
11597   int x = SX + ED_AREA_YAMYAM_CONTENT_X(3) + 4 * tilesize;
11598   int y = SY + ED_AREA_YAMYAM_CONTENT_Y(3) + yoffset;
11599   int i;
11600
11601   // display counter to choose number of element content areas
11602   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
11603
11604   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
11605   {
11606     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
11607
11608     if (i < level.num_yamyam_contents)
11609     {
11610       MapDrawingArea(id);
11611     }
11612     else
11613     {
11614       UnmapDrawingArea(id);
11615
11616       // delete content areas in case of reducing number of them
11617       RemoveElementContentArea(id, font_height);
11618     }
11619   }
11620
11621   DrawText(x, y + 0 * tilesize, "content", font_nr);
11622   DrawText(x, y + 1 * tilesize, "when",    font_nr);
11623   DrawText(x, y + 2 * tilesize, "smashed", font_nr);
11624 }
11625
11626 static void DrawMagicBallContentAreas(void)
11627 {
11628   int font_nr = FONT_TEXT_1;
11629   int font_height = getFontHeight(font_nr);
11630   int tilesize = ED_DRAWINGAREA_TILE_SIZE;
11631   int yoffset = (tilesize - font_height) / 2;
11632   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_X(3) + 4 * tilesize;
11633   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_Y(3) + yoffset;
11634   int i;
11635
11636   // display counter to choose number of element content areas
11637   MapCounterButtons(ED_COUNTER_ID_BALL_CONTENT);
11638
11639   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
11640   {
11641     int id = ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i;
11642
11643     if (i < level.num_ball_contents)
11644     {
11645       MapDrawingArea(id);
11646     }
11647     else
11648     {
11649       UnmapDrawingArea(id);
11650
11651       // delete content areas in case of reducing number of them
11652       RemoveElementContentArea(id, font_height);
11653     }
11654   }
11655
11656   DrawText(x, y + 0 * tilesize, "generated", font_nr);
11657   DrawText(x, y + 1 * tilesize, "when",      font_nr);
11658   DrawText(x, y + 2 * tilesize, "active",    font_nr);
11659 }
11660
11661 static void DrawAndroidElementArea(void)
11662 {
11663   int id = ED_DRAWING_ID_ANDROID_CONTENT;
11664   int num_elements = level.num_android_clone_elements;
11665   int border_size = ED_DRAWINGAREA_BORDER_SIZE;
11666   int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - border_size;
11667   int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - border_size;
11668   int xsize = MAX_ANDROID_ELEMENTS;
11669   int ysize = 1;
11670
11671   // display counter to choose number of element areas
11672   MapCounterButtons(ED_COUNTER_ID_ANDROID_CONTENT);
11673
11674   if (drawingarea_info[id].text_left != NULL)
11675     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
11676
11677   UnmapDrawingArea(id);
11678
11679   ModifyEditorDrawingArea(id, num_elements, 1);
11680
11681   // delete content areas in case of reducing number of them
11682   DrawBackground(sx, sy,
11683                  xsize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size,
11684                  ysize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size);
11685
11686   MapDrawingArea(id);
11687 }
11688
11689 static void DrawGroupElementArea(void)
11690 {
11691   int id = ED_DRAWING_ID_GROUP_CONTENT;
11692   int num_elements = group_element_info.num_elements;
11693   int border_size = ED_DRAWINGAREA_BORDER_SIZE;
11694   int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - border_size;
11695   int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - border_size;
11696   int xsize = MAX_ELEMENTS_IN_GROUP;
11697   int ysize = 1;
11698
11699   if (drawingarea_info[id].text_left != NULL)
11700     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
11701
11702   UnmapDrawingArea(id);
11703
11704   ModifyEditorDrawingArea(id, num_elements, 1);
11705
11706   // delete content areas in case of reducing number of them
11707   DrawBackground(sx, sy,
11708                  xsize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size,
11709                  ysize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size);
11710
11711   MapDrawingArea(id);
11712 }
11713
11714 static void DrawPlayerInitialInventoryArea(int element)
11715 {
11716   int id = ED_DRAWING_ID_INVENTORY_CONTENT;
11717   int player_nr = GET_PLAYER_NR(element);
11718   int num_elements = level.initial_inventory_size[player_nr];
11719   int border_size = ED_DRAWINGAREA_BORDER_SIZE;
11720   int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - border_size;
11721   int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - border_size;
11722   int xsize = MAX_INITIAL_INVENTORY_SIZE;
11723   int ysize = 1;
11724
11725   // determine horizontal position to the right of specified gadget
11726   if (drawingarea_info[id].gadget_id_align != GADGET_ID_NONE)
11727     sx = (right_gadget_border[drawingarea_info[id].gadget_id_align] +
11728           ED_DRAWINGAREA_TEXT_DISTANCE);
11729
11730   // determine horizontal offset for leading text
11731   if (drawingarea_info[id].text_left != NULL)
11732     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
11733
11734   UnmapDrawingArea(id);
11735
11736   ModifyEditorDrawingArea(id, num_elements, 1);
11737
11738   // delete content areas in case of reducing number of them
11739   DrawBackground(sx, sy,
11740                  xsize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size,
11741                  ysize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size);
11742
11743   MapDrawingArea(id);
11744 }
11745
11746 static void DrawMMBallContentArea(void)
11747 {
11748   int id = ED_DRAWING_ID_MM_BALL_CONTENT;
11749   int num_elements = level.num_mm_ball_contents;
11750   int border_size = ED_DRAWINGAREA_BORDER_SIZE;
11751   int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - border_size;
11752   int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - border_size;
11753   int xsize = MAX_MM_BALL_CONTENTS;
11754   int ysize = 1;
11755
11756   if (drawingarea_info[id].text_left != NULL)
11757     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
11758
11759   UnmapDrawingArea(id);
11760
11761   ModifyEditorDrawingArea(id, num_elements, 1);
11762
11763   // delete content areas in case of reducing number of them
11764   DrawBackground(sx, sy,
11765                  xsize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size,
11766                  ysize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size);
11767
11768   MapDrawingArea(id);
11769 }
11770
11771 static void DrawEnvelopeTextArea(int envelope_nr)
11772 {
11773   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
11774   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
11775
11776   UnmapGadget(gi);
11777
11778   DrawBackground(gi->x, gi->y,
11779                  gi->textarea.crop_width, gi->textarea.crop_height);
11780
11781   if (envelope_nr != -1)
11782     textarea_info[id].value = level.envelope[envelope_nr].text;
11783
11784   ModifyGadget(gi, GDI_AREA_SIZE,
11785                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
11786                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
11787                GDI_END);
11788
11789   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
11790 }
11791
11792 static void DrawPropertiesInfo(void)
11793 {
11794   static struct
11795   {
11796     int value;
11797     char *text;
11798   }
11799   properties[] =
11800   {
11801     // configurable properties
11802
11803     { EP_WALKABLE_OVER,         "- player can walk over it"             },
11804     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
11805     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
11806     { EP_PASSABLE_OVER,         "- player can pass over it"             },
11807     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
11808     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
11809     { EP_PROTECTED,             "- player is protected by it"           },
11810
11811     { EP_DIGGABLE,              "- can be digged away"                  },
11812     { EP_COLLECTIBLE,           "- can be collected"                    },
11813     { EP_DROPPABLE,             "- can be dropped after collecting"     },
11814     { EP_THROWABLE,             "- can be thrown after collecting"      },
11815     { EP_PUSHABLE,              "- can be pushed"                       },
11816
11817     { EP_CAN_FALL,              "- can fall"                            },
11818     { EP_CAN_MOVE,              "- can move"                            },
11819
11820     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
11821 #if 0
11822     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
11823 #endif
11824     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
11825
11826     { EP_SLIPPERY,              "- slippery for falling elements"       },
11827     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
11828
11829     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
11830     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
11831     { EP_DONT_GET_HIT_BY,       "- deadly when getting hit by"          },
11832     { EP_DONT_TOUCH,            "- deadly when touching"                },
11833
11834     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
11835
11836     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
11837     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
11838     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
11839
11840     { EP_CAN_CHANGE,            "- can change to other element"         },
11841
11842     // pre-defined properties
11843     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
11844     { EP_CAN_PASS_DC_MAGIC_WALL,"- can pass magic walls (DC style)"     },
11845     { EP_SWITCHABLE,            "- can be switched"                     },
11846 #if 0
11847     { EP_HAS_EDITOR_CONTENT,    "- can contain other elements"          },
11848 #endif
11849
11850     { -1,                       NULL                                    }
11851   };
11852   char *filename = getElementDescriptionFilename(properties_element);
11853   char *num_elements_text = "In this level: ";
11854   char *num_similar_text = "Similar tiles: ";
11855   char *properties_text = "Standard properties: ";
11856   char *description_text = "Description:";
11857   char *no_description_text = "No description available.";
11858   char *none_text = "None";
11859   float percentage;
11860   int num_elements_in_level = 0;
11861   int num_similar_in_level = 0;
11862   int num_hires_tiles_in_level = 0;
11863   int num_standard_properties = 0;
11864   int font1_nr = FONT_TEXT_1;
11865   int font2_nr = FONT_TEXT_2;
11866   int font1_width = getFontWidth(font1_nr);
11867   int font1_height = getFontHeight(font1_nr);
11868   int font2_height = getFontHeight(font2_nr);
11869   int line1_height = font1_height + ED_GADGET_LINE_DISTANCE;
11870   int font2_yoffset = (font1_height - font2_height) / 2;
11871   int num_elements_text_len = strlen(num_elements_text) * font1_width;
11872   int num_similar_text_len = strlen(num_similar_text) * font1_width;
11873   int properties_text_len = strlen(properties_text) * font1_width;
11874   int xpos = ED_ELEMENT_SETTINGS_X(0);
11875   int ypos = ED_ELEMENT_SETTINGS_Y(0) + ED_GADGET_SMALL_DISTANCE;
11876   int i, x, y;
11877
11878   if (setup.editor.show_element_token)
11879   {
11880     int font3_nr = FONT_TEXT_3;
11881     int font3_height = getFontHeight(font3_nr);
11882
11883     DrawTextF(xpos, ypos, font3_nr,
11884               "[%s]", element_info[properties_element].token_name);
11885
11886     ypos += 2 * font3_height;
11887   }
11888
11889   // ----- print number of elements / percentage of this element in level
11890
11891   for (y = 0; y < lev_fieldy; y++)
11892   {
11893     for (x = 0; x < lev_fieldx; x++)
11894     {
11895       if (Tile[x][y] == properties_element)
11896       {
11897         num_elements_in_level++;
11898       }
11899       else if (IS_MM_WALL(Tile[x][y]) &&
11900                map_mm_wall_element(Tile[x][y]) == properties_element)
11901       {
11902         num_hires_tiles_in_level += numHiresTiles(Tile[x][y]);
11903       }
11904     }
11905   }
11906
11907   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
11908
11909   DrawTextS(xpos, ypos, font1_nr, num_elements_text);
11910
11911   if (num_hires_tiles_in_level > 0)
11912     DrawTextF(xpos + num_elements_text_len, ypos + font2_yoffset, font2_nr,
11913               "%d wall tiles", num_hires_tiles_in_level);
11914   else if (num_elements_in_level > 0)
11915     DrawTextF(xpos + num_elements_text_len, ypos + font2_yoffset, font2_nr,
11916               "%d (%.2f %%)", num_elements_in_level, percentage);
11917   else
11918     DrawTextF(xpos + num_elements_text_len, ypos + font2_yoffset, font2_nr,
11919               none_text);
11920
11921   // ----- print number of similar elements / percentage of them in level
11922
11923   for (y = 0; y < lev_fieldy; y++)
11924   {
11925     for (x = 0; x < lev_fieldx; x++)
11926     {
11927       if (strEqual(element_info[Tile[x][y]].class_name,
11928                    element_info[properties_element].class_name))
11929       {
11930         num_similar_in_level++;
11931       }
11932     }
11933   }
11934
11935   if (num_similar_in_level != num_elements_in_level)
11936   {
11937     ypos += 1 * MAX(font1_height, font2_height);
11938
11939     percentage = num_similar_in_level * 100.0 / (lev_fieldx * lev_fieldy);
11940
11941     DrawTextS(xpos, ypos, font1_nr, num_similar_text);
11942
11943     if (num_similar_in_level > 0)
11944       DrawTextF(xpos + num_similar_text_len, ypos + font2_yoffset, font2_nr,
11945                 "%d (%.2f %%)", num_similar_in_level, percentage);
11946     else
11947       DrawTextF(xpos + num_similar_text_len, ypos + font2_yoffset, font2_nr,
11948                 none_text);
11949   }
11950
11951   ypos += 2 * MAX(font1_height, font2_height);
11952
11953   // ----- print standard properties of this element (only for certain game engines)
11954
11955   if (level.game_engine_type == GAME_ENGINE_TYPE_RND ||
11956       level.game_engine_type == GAME_ENGINE_TYPE_EM ||
11957       level.game_engine_type == GAME_ENGINE_TYPE_SP)
11958   {
11959     DrawTextS(xpos, ypos, font1_nr, properties_text);
11960
11961     ypos += line1_height;
11962
11963     for (i = 0; properties[i].value != -1; i++)
11964     {
11965       if (!HAS_PROPERTY(properties_element, properties[i].value))
11966         continue;
11967
11968       DrawTextS(xpos, ypos, font2_nr, properties[i].text);
11969
11970       ypos += font2_height;
11971
11972       num_standard_properties++;
11973     }
11974
11975     if (num_standard_properties == 0)
11976     {
11977       DrawTextS(xpos + properties_text_len, ypos - line1_height + font2_yoffset,
11978                 font2_nr, none_text);
11979
11980       ypos -= (line1_height - font1_height);
11981     }
11982
11983     ypos += MAX(font1_height, font2_height);
11984   }
11985
11986   // ----- print special description of this element
11987
11988   PrintInfoText(description_text, font1_nr, xpos, ypos);
11989
11990   ypos += line1_height;
11991
11992   if (PrintElementDescriptionFromFile(filename, font2_nr, xpos, ypos) == 0)
11993     PrintInfoText(no_description_text, font1_nr, xpos, ypos - line1_height);
11994 }
11995
11996 #define TEXT_COLLECTING                 "Score for collecting"
11997 #define TEXT_COLLECTING_EXTRA           "Score for extra diamonds"
11998 #define TEXT_SMASHING                   "Score for smashing"
11999 #define TEXT_SLURPING                   "Score for slurping robot"
12000 #define TEXT_CRACKING                   "Score for cracking"
12001 #define TEXT_AMOEBA_SPEED               "Speed of amoeba growth"
12002 #define TEXT_AMOEBA_THRESHOED           "Size for turning to rocks"
12003 #define TEXT_AMOEBA_SLOW_TIME           "Slow growth time (seconds)"
12004 #define TEXT_AMOEBA_SLOW_RATE           "Slow growth rate (percent)"
12005 #define TEXT_AMOEBA_FAST_RATE           "Fast growth rate (percent)"
12006 #define TEXT_DURATION                   "Duration when activated"
12007 #define TEXT_DELAY_ON                   "Delay before activating"
12008 #define TEXT_DELAY_OFF                  "Delay before deactivating"
12009 #define TEXT_DELAY_CHANGING             "Delay before changing"
12010 #define TEXT_DELAY_EXPLODING            "Delay before exploding"
12011 #define TEXT_DELAY_MOVING               "Delay before moving"
12012 #define TEXT_BALL_DELAY                 "Element generation delay"
12013 #define TEXT_MOVE_SPEED                 "Speed of android moving"
12014 #define TEXT_CLONE_SPEED                "Speed of android cloning"
12015 #define TEXT_GAME_OF_LIFE_1             "Min neighbours to survive"
12016 #define TEXT_GAME_OF_LIFE_2             "Max neighbours to survive"
12017 #define TEXT_GAME_OF_LIFE_3             "Min neighbours to create"
12018 #define TEXT_GAME_OF_LIFE_4             "Max neighbours to create"
12019 #define TEXT_TIME_BONUS                 "Extra time to solve level"
12020 #define TEXT_TIME_PENALTY               "Time penalty if destroyed"
12021 #define TEXT_PERMEABILITY_RATE          "slime permeability rate"
12022 #define TEXT_PERMEABILITY_BITS          "slime permeability bits"
12023 #define TEXT_RANDOM_SEED                "slime random number seed"
12024 #define TEXT_ACID_SPREAD_RATE           "Spread rate (percent)"
12025 #define TEXT_BITER_MOVE_DELAY           "Move delay (BD frames)"
12026 #define TEXT_REPLICATION_DELAY          "Create delay (BD frames)"
12027 #define TEXT_HAMMER_BREAK_DELAY         "Delay for breaking walls"
12028 #define TEXT_HAMMER_REAPPEAR_DELAY      "Delay for reappearing walls"
12029 #define TEXT_SKELETONS_NEEDED           "Skeletons needed to use pot"
12030 #define TEXT_SKELETONS_WORTH            "Counts as this many diamonds"
12031 #define TEXT_AUTO_TURN_DELAY            "Creatures auto turn delay"
12032 #define TEXT_GRAVITY_DELAY              "Gravity switch change delay"
12033
12034 static struct
12035 {
12036   int element;
12037   int *value;
12038   char *text;
12039   int min_value;
12040   int max_value;
12041 } elements_with_counter[] =
12042 {
12043   { EL_EMERALD,                 &level.score[SC_EMERALD],               TEXT_COLLECTING         },
12044   { EL_BD_DIAMOND,              &level.score[SC_EMERALD],               TEXT_COLLECTING         },
12045   { EL_BD_DIAMOND_NATIVE,       &level.score[SC_EMERALD],               TEXT_COLLECTING         },
12046   { EL_BD_DIAMOND_NATIVE,       &level.score[SC_DIAMOND_EXTRA],         TEXT_COLLECTING_EXTRA   },
12047   { EL_EMERALD_YELLOW,          &level.score[SC_EMERALD],               TEXT_COLLECTING         },
12048   { EL_EMERALD_RED,             &level.score[SC_EMERALD],               TEXT_COLLECTING         },
12049   { EL_EMERALD_PURPLE,          &level.score[SC_EMERALD],               TEXT_COLLECTING         },
12050   { EL_SP_INFOTRON,             &level.score[SC_EMERALD],               TEXT_COLLECTING         },
12051   { EL_DIAMOND,                 &level.score[SC_DIAMOND],               TEXT_COLLECTING         },
12052   { EL_CRYSTAL,                 &level.score[SC_CRYSTAL],               TEXT_COLLECTING         },
12053   { EL_PEARL,                   &level.score[SC_PEARL],                 TEXT_COLLECTING         },
12054   { EL_BUG,                     &level.score[SC_BUG],                   TEXT_SMASHING           },
12055   { EL_BUG_RIGHT,               &level.score[SC_BUG],                   TEXT_SMASHING           },
12056   { EL_BUG_UP,                  &level.score[SC_BUG],                   TEXT_SMASHING           },
12057   { EL_BUG_LEFT,                &level.score[SC_BUG],                   TEXT_SMASHING           },
12058   { EL_BUG_DOWN,                &level.score[SC_BUG],                   TEXT_SMASHING           },
12059   { EL_BD_BUTTERFLY,            &level.score[SC_BUG],                   TEXT_SMASHING           },
12060   { EL_BD_BUTTERFLY_RIGHT,      &level.score[SC_BUG],                   TEXT_SMASHING           },
12061   { EL_BD_BUTTERFLY_UP,         &level.score[SC_BUG],                   TEXT_SMASHING           },
12062   { EL_BD_BUTTERFLY_LEFT,       &level.score[SC_BUG],                   TEXT_SMASHING           },
12063   { EL_BD_BUTTERFLY_DOWN,       &level.score[SC_BUG],                   TEXT_SMASHING           },
12064   { EL_SP_ELECTRON,             &level.score[SC_BUG],                   TEXT_SMASHING           },
12065   { EL_SPACESHIP,               &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12066   { EL_SPACESHIP_RIGHT,         &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12067   { EL_SPACESHIP_UP,            &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12068   { EL_SPACESHIP_LEFT,          &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12069   { EL_SPACESHIP_DOWN,          &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12070   { EL_BD_FIREFLY,              &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12071   { EL_BD_FIREFLY_RIGHT,        &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12072   { EL_BD_FIREFLY_UP,           &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12073   { EL_BD_FIREFLY_LEFT,         &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12074   { EL_BD_FIREFLY_DOWN,         &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12075   { EL_SP_SNIKSNAK,             &level.score[SC_SPACESHIP],             TEXT_SMASHING           },
12076   { EL_YAMYAM,                  &level.score[SC_YAMYAM],                TEXT_SMASHING           },
12077   { EL_YAMYAM_LEFT,             &level.score[SC_YAMYAM],                TEXT_SMASHING           },
12078   { EL_YAMYAM_RIGHT,            &level.score[SC_YAMYAM],                TEXT_SMASHING           },
12079   { EL_YAMYAM_UP,               &level.score[SC_YAMYAM],                TEXT_SMASHING           },
12080   { EL_YAMYAM_DOWN,             &level.score[SC_YAMYAM],                TEXT_SMASHING           },
12081   { EL_DARK_YAMYAM,             &level.score[SC_YAMYAM],                TEXT_SMASHING           },
12082   { EL_ROBOT,                   &level.score[SC_ROBOT],                 TEXT_SMASHING           },
12083   { EL_PACMAN,                  &level.score[SC_PACMAN],                TEXT_SMASHING           },
12084   { EL_PACMAN_RIGHT,            &level.score[SC_PACMAN],                TEXT_SMASHING           },
12085   { EL_PACMAN_UP,               &level.score[SC_PACMAN],                TEXT_SMASHING           },
12086   { EL_PACMAN_LEFT,             &level.score[SC_PACMAN],                TEXT_SMASHING           },
12087   { EL_PACMAN_DOWN,             &level.score[SC_PACMAN],                TEXT_SMASHING           },
12088   { EL_NUT,                     &level.score[SC_NUT],                   TEXT_CRACKING           },
12089   { EL_DYNAMITE,                &level.score[SC_DYNAMITE],              TEXT_COLLECTING         },
12090   { EL_EM_DYNAMITE,             &level.score[SC_DYNAMITE],              TEXT_COLLECTING         },
12091   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],              TEXT_COLLECTING         },
12092   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],              TEXT_COLLECTING         },
12093   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],              TEXT_COLLECTING         },
12094   { EL_SHIELD_NORMAL,           &level.score[SC_SHIELD],                TEXT_COLLECTING         },
12095   { EL_SHIELD_DEADLY,           &level.score[SC_SHIELD],                TEXT_COLLECTING         },
12096   { EL_EXTRA_TIME,              &level.extra_time_score,                TEXT_COLLECTING         },
12097   { EL_KEY_1,                   &level.score[SC_KEY],                   TEXT_COLLECTING         },
12098   { EL_KEY_2,                   &level.score[SC_KEY],                   TEXT_COLLECTING         },
12099   { EL_KEY_3,                   &level.score[SC_KEY],                   TEXT_COLLECTING         },
12100   { EL_KEY_4,                   &level.score[SC_KEY],                   TEXT_COLLECTING         },
12101   { EL_EM_KEY_1,                &level.score[SC_KEY],                   TEXT_COLLECTING         },
12102   { EL_EM_KEY_2,                &level.score[SC_KEY],                   TEXT_COLLECTING         },
12103   { EL_EM_KEY_3,                &level.score[SC_KEY],                   TEXT_COLLECTING         },
12104   { EL_EM_KEY_4,                &level.score[SC_KEY],                   TEXT_COLLECTING         },
12105   { EL_EMC_KEY_5,               &level.score[SC_KEY],                   TEXT_COLLECTING         },
12106   { EL_EMC_KEY_6,               &level.score[SC_KEY],                   TEXT_COLLECTING         },
12107   { EL_EMC_KEY_7,               &level.score[SC_KEY],                   TEXT_COLLECTING         },
12108   { EL_EMC_KEY_8,               &level.score[SC_KEY],                   TEXT_COLLECTING         },
12109   { EL_DC_KEY_WHITE,            &level.score[SC_KEY],                   TEXT_COLLECTING         },
12110   { EL_MM_KETTLE,               &level.score[SC_EMERALD],               TEXT_COLLECTING         },
12111   { EL_DF_CELL,                 &level.score[SC_EMERALD],               TEXT_COLLECTING         },
12112   { EL_MM_KEY,                  &level.score[SC_KEY],                   TEXT_COLLECTING         },
12113   { EL_MM_LIGHTBALL,            &level.score[SC_ELEM_BONUS],            TEXT_COLLECTING         },
12114   { EL_MM_PACMAN,               &level.score[SC_PACMAN],                TEXT_SMASHING           },
12115   { EL_MM_PACMAN_RIGHT,         &level.score[SC_PACMAN],                TEXT_SMASHING           },
12116   { EL_MM_PACMAN_UP,            &level.score[SC_PACMAN],                TEXT_SMASHING           },
12117   { EL_MM_PACMAN_LEFT,          &level.score[SC_PACMAN],                TEXT_SMASHING           },
12118   { EL_MM_PACMAN_DOWN,          &level.score[SC_PACMAN],                TEXT_SMASHING           },
12119   { EL_AMOEBA_WET,              &level.amoeba_speed,                    TEXT_AMOEBA_SPEED       },
12120   { EL_AMOEBA_DRY,              &level.amoeba_speed,                    TEXT_AMOEBA_SPEED       },
12121   { EL_AMOEBA_FULL,             &level.amoeba_speed,                    TEXT_AMOEBA_SPEED       },
12122   { EL_BD_AMOEBA,               &level.amoeba_speed,                    TEXT_AMOEBA_SPEED       },
12123   { EL_EMC_DRIPPER,             &level.amoeba_speed,                    TEXT_AMOEBA_SPEED       },
12124   { EL_BD_AMOEBA_1,             &level.bd_amoeba_1_threshold_too_big,   TEXT_AMOEBA_THRESHOED   },
12125   { EL_BD_AMOEBA_1,             &level.bd_amoeba_1_slow_growth_time,    TEXT_AMOEBA_SLOW_TIME   },
12126   { EL_BD_AMOEBA_2,             &level.bd_amoeba_1_slow_growth_rate,    TEXT_AMOEBA_SLOW_RATE,
12127                                 0, 100                                                          },
12128   { EL_BD_AMOEBA_1,             &level.bd_amoeba_1_fast_growth_rate,    TEXT_AMOEBA_FAST_RATE,
12129                                 0, 100                                                          },
12130   { EL_BD_AMOEBA_2,             &level.bd_amoeba_2_threshold_too_big,   TEXT_AMOEBA_THRESHOED   },
12131   { EL_BD_AMOEBA_2,             &level.bd_amoeba_2_slow_growth_time,    TEXT_AMOEBA_SLOW_TIME   },
12132   { EL_BD_AMOEBA_2,             &level.bd_amoeba_2_slow_growth_rate,    TEXT_AMOEBA_SLOW_RATE,
12133                                 0, 100                                                          },
12134   { EL_BD_AMOEBA_2,             &level.bd_amoeba_2_fast_growth_rate,    TEXT_AMOEBA_FAST_RATE,
12135                                 0, 100                                                          },
12136   { EL_MAGIC_WALL,              &level.time_magic_wall,                 TEXT_DURATION           },
12137   { EL_DC_MAGIC_WALL,           &level.time_magic_wall,                 TEXT_DURATION           },
12138   { EL_BD_MAGIC_WALL,           &level.time_magic_wall,                 TEXT_DURATION           },
12139   { EL_BD_MAGIC_WALL_NATIVE,    &level.bd_magic_wall_time,              TEXT_DURATION           },
12140   { EL_ROBOT_WHEEL,             &level.time_wheel,                      TEXT_DURATION           },
12141   { EL_TIMEGATE_SWITCH,         &level.time_timegate,                   TEXT_DURATION           },
12142   { EL_DC_TIMEGATE_SWITCH,      &level.time_timegate,                   TEXT_DURATION           },
12143   { EL_LIGHT_SWITCH,            &level.time_light,                      TEXT_DURATION           },
12144   { EL_LIGHT_SWITCH_ACTIVE,     &level.time_light,                      TEXT_DURATION           },
12145   { EL_SHIELD_NORMAL,           &level.shield_normal_time,              TEXT_DURATION           },
12146   { EL_SHIELD_DEADLY,           &level.shield_deadly_time,              TEXT_DURATION           },
12147   { EL_BD_CLOCK,                &level.bd_clock_extra_time,             TEXT_TIME_BONUS,
12148                                 -100, 100                                                       },
12149   { EL_BD_VOODOO_DOLL,          &level.bd_voodoo_penalty_time,          TEXT_TIME_PENALTY,
12150                                 0, 100                                                          },
12151   { EL_BD_SLIME,                &level.bd_slime_permeability_rate,      TEXT_PERMEABILITY_RATE,
12152                                 0, 100                                                          },
12153   { EL_BD_SLIME,                &level.bd_slime_permeability_bits_c64,  TEXT_PERMEABILITY_BITS,
12154                                 0, 255                                                          },
12155   { EL_BD_SLIME,                &level.bd_slime_random_seed_c64,        TEXT_RANDOM_SEED,
12156                                 -1, 65535                                                       },
12157   { EL_BD_ACID,                 &level.bd_acid_spread_rate,             TEXT_ACID_SPREAD_RATE,
12158                                 0, 100                                                          },
12159   { EL_BD_BITER,                &level.bd_biter_move_delay,             TEXT_BITER_MOVE_DELAY,
12160                                 0, 3                                                            },
12161   { EL_BD_BITER_RIGHT,          &level.bd_biter_move_delay,             TEXT_BITER_MOVE_DELAY,
12162                                 0, 3                                                            },
12163   { EL_BD_BITER_UP,             &level.bd_biter_move_delay,             TEXT_BITER_MOVE_DELAY,
12164                                 0, 3                                                            },
12165   { EL_BD_BITER_LEFT,           &level.bd_biter_move_delay,             TEXT_BITER_MOVE_DELAY,
12166                                 0, 3                                                            },
12167   { EL_BD_BITER_DOWN,           &level.bd_biter_move_delay,             TEXT_BITER_MOVE_DELAY,
12168                                 0, 3                                                            },
12169   { EL_BD_REPLICATOR,           &level.bd_replicator_create_delay,      TEXT_REPLICATION_DELAY,
12170                                 0, 100                                                          },
12171   { EL_BD_PNEUMATIC_HAMMER,     &level.bd_hammer_walls_break_delay,     TEXT_HAMMER_BREAK_DELAY,
12172                                 1, 100                                                          },
12173   { EL_BD_PNEUMATIC_HAMMER,     &level.bd_hammer_walls_reappear_delay,  TEXT_HAMMER_REAPPEAR_DELAY,
12174                                 1, 200                                                          },
12175   { EL_BD_POT,                  &level.bd_num_skeletons_needed_for_pot, TEXT_SKELETONS_NEEDED,
12176                                 0, 50                                                           },
12177   { EL_BD_SKELETON,             &level.bd_num_skeletons_needed_for_pot, TEXT_SKELETONS_NEEDED,
12178                                 0, 50                                                           },
12179   { EL_BD_SKELETON,             &level.bd_skeleton_worth_num_diamonds,  TEXT_SKELETONS_WORTH,
12180                                 0, 10                                                           },
12181   { EL_BD_CREATURE_SWITCH,      &level.bd_creatures_auto_turn_delay,    TEXT_AUTO_TURN_DELAY    },
12182   { EL_BD_GRAVITY_SWITCH,       &level.bd_gravity_switch_delay,         TEXT_GRAVITY_DELAY,
12183                                 1, 60                                                           },
12184   { EL_EXTRA_TIME,              &level.extra_time,                      TEXT_TIME_BONUS         },
12185   { EL_TIME_ORB_FULL,           &level.time_orb_time,                   TEXT_TIME_BONUS         },
12186   { EL_GAME_OF_LIFE,            &level.game_of_life[0],                 TEXT_GAME_OF_LIFE_1,0,8 },
12187   { EL_GAME_OF_LIFE,            &level.game_of_life[1],                 TEXT_GAME_OF_LIFE_2,0,8 },
12188   { EL_GAME_OF_LIFE,            &level.game_of_life[2],                 TEXT_GAME_OF_LIFE_3,0,8 },
12189   { EL_GAME_OF_LIFE,            &level.game_of_life[3],                 TEXT_GAME_OF_LIFE_4,0,8 },
12190   { EL_BIOMAZE,                 &level.biomaze[0],                      TEXT_GAME_OF_LIFE_1,0,8 },
12191   { EL_BIOMAZE,                 &level.biomaze[1],                      TEXT_GAME_OF_LIFE_2,0,8 },
12192   { EL_BIOMAZE,                 &level.biomaze[2],                      TEXT_GAME_OF_LIFE_3,0,8 },
12193   { EL_BIOMAZE,                 &level.biomaze[3],                      TEXT_GAME_OF_LIFE_4,0,8 },
12194   { EL_EMC_ANDROID,             &level.android_move_time,               TEXT_MOVE_SPEED         },
12195   { EL_EMC_ANDROID,             &level.android_clone_time,              TEXT_CLONE_SPEED        },
12196   { EL_EMC_MAGIC_BALL,          &level.ball_time,                       TEXT_BALL_DELAY         },
12197   { EL_EMC_LENSES,              &level.lenses_score,                    TEXT_COLLECTING         },
12198   { EL_EMC_MAGNIFIER,           &level.magnify_score,                   TEXT_COLLECTING         },
12199   { EL_SPRING,                  &level.slurp_score,                     TEXT_SLURPING           },
12200   { EL_SPRING_LEFT,             &level.slurp_score,                     TEXT_SLURPING           },
12201   { EL_SPRING_RIGHT,            &level.slurp_score,                     TEXT_SLURPING           },
12202   { EL_EMC_LENSES,              &level.lenses_time,                     TEXT_DURATION           },
12203   { EL_EMC_MAGNIFIER,           &level.magnify_time,                    TEXT_DURATION           },
12204   { EL_MM_FUSE_ACTIVE,          &level.mm_time_fuse,                    TEXT_DELAY_OFF          },
12205   { EL_MM_BOMB,                 &level.mm_time_bomb,                    TEXT_DELAY_EXPLODING    },
12206   { EL_MM_GRAY_BALL,            &level.mm_time_ball,                    TEXT_DELAY_CHANGING     },
12207   { EL_MM_STEEL_BLOCK,          &level.mm_time_block,                   TEXT_DELAY_MOVING       },
12208   { EL_MM_WOODEN_BLOCK,         &level.mm_time_block,                   TEXT_DELAY_MOVING       },
12209
12210   { -1,                         NULL,                                   NULL                    }
12211 };
12212
12213 static boolean checkPropertiesConfig(int element)
12214 {
12215   int i;
12216
12217   // special case: empty space customization only available in R'n'D game engine
12218   if (element == EL_EMPTY_SPACE && level.game_engine_type != GAME_ENGINE_TYPE_RND)
12219     return FALSE;
12220
12221   if (IS_GEM(element) ||
12222       IS_CUSTOM_ELEMENT(element) ||
12223       IS_GROUP_ELEMENT(element) ||
12224       IS_EMPTY_ELEMENT(element) ||
12225       IS_BALLOON_ELEMENT(element) ||
12226       IS_ENVELOPE(element) ||
12227       IS_MM_ENVELOPE(element) ||
12228       IS_MM_MCDUFFIN(element) ||
12229       IS_DF_LASER(element) ||
12230       IS_PLAYER_ELEMENT(element) ||
12231       IS_BD_PLAYER_ELEMENT(element) ||
12232       IS_BD_FIREFLY(properties_element) ||
12233       IS_BD_FIREFLY_1(properties_element) ||
12234       IS_BD_FIREFLY_2(properties_element) ||
12235       IS_BD_BUTTERFLY(properties_element) ||
12236       IS_BD_BUTTERFLY_1(properties_element) ||
12237       IS_BD_BUTTERFLY_2(properties_element) ||
12238       IS_BD_STONEFLY(properties_element) ||
12239       IS_BD_DRAGONFLY(properties_element) ||
12240       IS_BD_EXPANDABLE_WALL(properties_element) ||
12241       IS_BD_EXPANDABLE_STEELWALL(properties_element) ||
12242       IS_BD_CONVEYOR_BELT(properties_element) ||
12243       IS_BD_CONVEYOR_BELT_SWITCH(properties_element) ||
12244       IS_SOKOBAN_OBJECT_OR_FIELD(element) ||
12245       HAS_EDITOR_CONTENT(element) ||
12246       CAN_GROW(element) ||
12247       COULD_MOVE_INTO_ACID(element) ||
12248       MAYBE_DONT_COLLIDE_WITH(element) ||
12249       element == EL_BD_SAND_1 ||
12250       element == EL_BD_ROCK_NATIVE ||
12251       element == EL_BD_MEGA_ROCK ||
12252       element == EL_BD_BOMB ||
12253       element == EL_BD_ROCKET_LAUNCHER ||
12254       element == EL_BD_NITRO_PACK ||
12255       element == EL_BD_SWEET ||
12256       element == EL_BD_VOODOO_DOLL ||
12257       element == EL_BD_WATER ||
12258       element == EL_BD_GRAVITY_SWITCH)
12259   {
12260     return TRUE;
12261   }
12262   else
12263   {
12264     for (i = 0; elements_with_counter[i].element != -1; i++)
12265       if (elements_with_counter[i].element == element)
12266         return TRUE;
12267   }
12268
12269   return FALSE;
12270 }
12271
12272 static void SetAutomaticNumberOfGemsNeeded(void)
12273 {
12274   int x, y;
12275
12276   if (!level.auto_count_gems)
12277     return;
12278
12279   level.gems_needed = 0;
12280
12281   for (x = 0; x < lev_fieldx; x++)
12282   {
12283     for (y = 0; y < lev_fieldy; y++)
12284     {
12285       int element = Tile[x][y];
12286
12287       switch (element)
12288       {
12289         case EL_EMERALD:
12290         case EL_EMERALD_YELLOW:
12291         case EL_EMERALD_RED:
12292         case EL_EMERALD_PURPLE:
12293         case EL_BD_DIAMOND:
12294         case EL_BD_DIAMOND_NATIVE:
12295         case EL_WALL_EMERALD:
12296         case EL_WALL_EMERALD_YELLOW:
12297         case EL_WALL_EMERALD_RED:
12298         case EL_WALL_EMERALD_PURPLE:
12299         case EL_WALL_BD_DIAMOND:
12300         case EL_NUT:
12301         case EL_SP_INFOTRON:
12302         case EL_MM_KETTLE:
12303         case EL_DF_CELL:
12304           level.gems_needed++;
12305           break;
12306
12307         case EL_DIAMOND:
12308         case EL_WALL_DIAMOND:
12309           level.gems_needed += 3;
12310           break;
12311
12312         case EL_PEARL:
12313         case EL_WALL_PEARL:
12314           level.gems_needed += 5;
12315           break;
12316
12317         case EL_CRYSTAL:
12318         case EL_WALL_CRYSTAL:
12319           level.gems_needed += 8;
12320           break;
12321
12322         default:
12323           break;
12324       }
12325     }
12326   }
12327
12328   ModifyEditorCounterValue(ED_COUNTER_ID_LEVEL_GEMSLIMIT, level.gems_needed);
12329 }
12330
12331 static void DrawPropertiesConfig(void)
12332 {
12333   boolean draw_footer_line = FALSE;
12334   int max_num_element_counters = 4;
12335   int num_element_counters = 0;
12336   int i;
12337
12338   if (!checkPropertiesConfig(properties_element))
12339   {
12340     int xpos = ED_ELEMENT_SETTINGS_X(0);
12341     int ypos = ED_ELEMENT_SETTINGS_Y(0) + ED_GADGET_SMALL_DISTANCE;
12342
12343     PrintInfoText("No configuration options available.", FONT_TEXT_1, xpos, ypos);
12344
12345     return;
12346   }
12347
12348   // check if there are elements where a value can be chosen for
12349   for (i = 0; elements_with_counter[i].element != -1; i++)
12350   {
12351     if (elements_with_counter[i].element != properties_element)
12352       continue;
12353
12354     int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
12355
12356     counterbutton_info[counter_id].y =
12357       ED_ELEMENT_SETTINGS_YPOS((HAS_EDITOR_CONTENT(properties_element)          ? 1 : 0) +
12358                                (CAN_GROW(properties_element)                    ? 1 : 0) +
12359                                (COULD_MOVE_INTO_ACID(properties_element)        ? 1 : 0) +
12360                                (MAYBE_DONT_COLLIDE_WITH(properties_element)     ? 1 : 0) +
12361                                (properties_element == EL_BD_AMOEBA_1            ? 3 : 0) +
12362                                (properties_element == EL_BD_AMOEBA_2            ? 3 : 0) +
12363                                (properties_element == EL_BD_MAGIC_WALL_NATIVE   ? 1 : 0) +
12364                                (properties_element == EL_BD_VOODOO_DOLL         ? 4 : 0) +
12365                                (properties_element == EL_BD_SLIME               ? 1 : 0) +
12366                                (properties_element == EL_BD_ACID                ? 1 : 0) +
12367                                (properties_element == EL_BD_REPLICATOR          ? 1 : 0) +
12368                                (properties_element == EL_BD_CREATURE_SWITCH     ? 1 : 0) +
12369                                (properties_element == EL_BD_GRAVITY_SWITCH      ? 2 : 0) +
12370                                (properties_element == EL_EMC_MAGIC_BALL         ? 2 : 0) +
12371                                num_element_counters);
12372
12373     // special case: set position for delay counter for reappearing hammered walls
12374     if (properties_element == EL_BD_PNEUMATIC_HAMMER && num_element_counters > 0)
12375       counterbutton_info[counter_id].y += 1;
12376
12377     counterbutton_info[counter_id].value      = elements_with_counter[i].value;
12378     counterbutton_info[counter_id].text_right = elements_with_counter[i].text;
12379     counterbutton_info[counter_id].min_value  = elements_with_counter[i].min_value;
12380     counterbutton_info[counter_id].max_value  = elements_with_counter[i].max_value;
12381
12382     // default: counter values between 0 and 999
12383     if (counterbutton_info[counter_id].max_value == 0)
12384       counterbutton_info[counter_id].max_value = 999;
12385
12386     MapCounterButtons(counter_id);
12387
12388     num_element_counters++;
12389     if (num_element_counters >= max_num_element_counters)
12390       break;
12391   }
12392
12393   if (properties_element == EL_BD_MAGIC_WALL_NATIVE)
12394   {
12395     // draw stickybutton gadget
12396     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
12397
12398     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_MAGIC_WALL_ZERO_INFINITE);
12399     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_MAGIC_WALL_WAIT_HATCHING);
12400     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_MAGIC_WALL_STOPS_AMOEBA);
12401     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_MAGIC_WALL_BREAK_SCAN);
12402
12403     MapDrawingArea(ED_DRAWING_ID_BD_MAGIC_WALL_DIAMOND_TO);
12404     MapDrawingArea(ED_DRAWING_ID_BD_MAGIC_WALL_ROCK_TO);
12405     MapDrawingArea(ED_DRAWING_ID_BD_MAGIC_WALL_MEGA_ROCK_TO);
12406     MapDrawingArea(ED_DRAWING_ID_BD_MAGIC_WALL_NUT_TO);
12407     MapDrawingArea(ED_DRAWING_ID_BD_MAGIC_WALL_NITRO_PACK_TO);
12408     MapDrawingArea(ED_DRAWING_ID_BD_MAGIC_WALL_FLYING_DIAMOND_TO);
12409     MapDrawingArea(ED_DRAWING_ID_BD_MAGIC_WALL_FLYING_ROCK_TO);
12410   }
12411
12412   if (HAS_EDITOR_CONTENT(properties_element))
12413   {
12414     // draw stickybutton gadget
12415     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
12416
12417     if (properties_element == EL_BD_AMOEBA_1)
12418     {
12419       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_AMOEBA_WAIT_FOR_HATCHING);
12420       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_AMOEBA_START_IMMEDIATELY);
12421
12422       MapDrawingArea(ED_DRAWING_ID_BD_AMOEBA_1_CONTENT_TOO_BIG);
12423       MapDrawingArea(ED_DRAWING_ID_BD_AMOEBA_1_CONTENT_ENCLOSED);
12424     }
12425     else if (properties_element == EL_BD_AMOEBA_2)
12426     {
12427       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_AMOEBA_WAIT_FOR_HATCHING);
12428       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_AMOEBA_START_IMMEDIATELY);
12429       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_AMOEBA_2_EXPLODE_BY_AMOEBA);
12430
12431       MapDrawingArea(ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_TOO_BIG);
12432       MapDrawingArea(ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_ENCLOSED);
12433       MapDrawingArea(ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_EXPLODING);
12434       MapDrawingArea(ED_DRAWING_ID_BD_AMOEBA_2_CONTENT_LOOKS_LIKE);
12435     }
12436     else if (IS_AMOEBOID(properties_element))
12437     {
12438       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
12439     }
12440     else if (properties_element == EL_BD_ACID)
12441     {
12442       MapDrawingArea(ED_DRAWING_ID_BD_ACID_EATS_ELEMENT);
12443       MapDrawingArea(ED_DRAWING_ID_BD_ACID_TURNS_TO_ELEMENT);
12444     }
12445     else if (IS_BD_BITER(properties_element))
12446     {
12447       MapDrawingArea(ED_DRAWING_ID_BD_BITER_EATS_ELEMENT);
12448     }
12449     else if (properties_element == EL_BD_BLADDER)
12450     {
12451       MapDrawingArea(ED_DRAWING_ID_BD_BLADDER_CONVERTS_BY_ELEMENT);
12452     }
12453     else if (properties_element == EL_YAMYAM ||
12454              properties_element == EL_YAMYAM_LEFT ||
12455              properties_element == EL_YAMYAM_RIGHT ||
12456              properties_element == EL_YAMYAM_UP ||
12457              properties_element == EL_YAMYAM_DOWN)
12458     {
12459       DrawYamYamContentAreas();
12460     }
12461     else if (properties_element == EL_EMC_MAGIC_BALL)
12462     {
12463       DrawMagicBallContentAreas();
12464
12465       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT);
12466       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_BALL_ACTIVE);
12467     }
12468     else if (properties_element == EL_EMC_ANDROID)
12469     {
12470       DrawAndroidElementArea();
12471     }
12472     else if (properties_element == EL_MM_GRAY_BALL)
12473     {
12474       MapCounterButtons(ED_COUNTER_ID_MM_BALL_CONTENT);
12475       MapSelectboxGadget(ED_SELECTBOX_ID_MM_BALL_CHOICE_MODE);
12476       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_ROTATE_MM_BALL_CONTENT);
12477       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EXPLODE_MM_BALL);
12478
12479       DrawMMBallContentArea();
12480     }
12481   }
12482
12483   if (IS_PLAYER_ELEMENT(properties_element))
12484   {
12485     int player_nr = GET_PLAYER_NR(properties_element);
12486
12487     // these properties can be set for every player individually
12488
12489     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
12490     {
12491       drawingarea_info[ED_DRAWING_ID_START_ELEMENT].value =
12492         &level.start_element[player_nr];
12493       drawingarea_info[ED_DRAWING_ID_ARTWORK_ELEMENT].value =
12494         &level.artwork_element[player_nr];
12495       drawingarea_info[ED_DRAWING_ID_EXPLOSION_ELEMENT].value =
12496         &level.explosion_element[player_nr];
12497
12498       checkbutton_info[ED_CHECKBUTTON_ID_USE_START_ELEMENT].value =
12499         &level.use_start_element[player_nr];
12500       checkbutton_info[ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT].value =
12501         &level.use_artwork_element[player_nr];
12502       checkbutton_info[ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT].value =
12503         &level.use_explosion_element[player_nr];
12504       checkbutton_info[ED_CHECKBUTTON_ID_INITIAL_GRAVITY].value =
12505         &level.initial_player_gravity[player_nr];
12506
12507       selectbox_info[ED_SELECTBOX_ID_PLAYER_SPEED].value =
12508         &level.initial_player_stepsize[player_nr];
12509
12510       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
12511       MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
12512                            ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
12513                            ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
12514       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD);
12515       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING);
12516       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
12517       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SHIFTED_RELOCATION);
12518       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_LAZY_RELOCATION);
12519       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_START_ELEMENT);
12520       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT);
12521       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT);
12522       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_GRAVITY);
12523       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
12524       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SOLVED_BY_ONE_PLAYER);
12525
12526       MapDrawingArea(ED_DRAWING_ID_START_ELEMENT);
12527       MapDrawingArea(ED_DRAWING_ID_ARTWORK_ELEMENT);
12528       MapDrawingArea(ED_DRAWING_ID_EXPLOSION_ELEMENT);
12529
12530       MapSelectboxGadget(ED_SELECTBOX_ID_PLAYER_SPEED);
12531     }
12532     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
12533     {
12534       drawingarea_info[ED_DRAWING_ID_INVENTORY_CONTENT].value =
12535         &level.initial_inventory_content[player_nr][0];
12536
12537       counterbutton_info[ED_COUNTER_ID_INVENTORY_SIZE].value =
12538         &level.initial_inventory_size[player_nr];
12539
12540       checkbutton_info[ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY].value =
12541         &level.use_initial_inventory[player_nr];
12542
12543       // draw checkbutton gadgets
12544       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY);
12545       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_FINISH_DIG_COLLECT);
12546       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_KEEP_WALKABLE_CE);
12547
12548       // draw counter gadgets
12549       MapCounterButtons(ED_COUNTER_ID_INVENTORY_SIZE);
12550
12551       // draw drawing area gadgets
12552       DrawPlayerInitialInventoryArea(properties_element);
12553     }
12554   }
12555
12556   if (IS_BD_PLAYER_ELEMENT(properties_element))
12557   {
12558     counterbutton_info[ED_COUNTER_ID_BD_PUSHING_PROB].y =
12559       ED_ELEMENT_SETTINGS_YPOS(2);
12560     counterbutton_info[ED_COUNTER_ID_BD_PUSHING_PROB_WITH_SWEET].y =
12561       ED_ELEMENT_SETTINGS_YPOS(3);
12562     checkbutton_info[ED_CHECKBUTTON_ID_BD_PUSH_MEGA_ROCK_WITH_SWEET].y =
12563       ED_ELEMENT_SETTINGS_YPOS(4);
12564
12565     // draw checkbutton gadgets
12566     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_DIAGONAL_MOVEMENTS);
12567     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_TOPMOST_PLAYER_ACTIVE);
12568     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_PUSH_MEGA_ROCK_WITH_SWEET);
12569
12570     // draw counter gadgets
12571     MapCounterButtons(ED_COUNTER_ID_BD_PUSHING_PROB);
12572     MapCounterButtons(ED_COUNTER_ID_BD_PUSHING_PROB_WITH_SWEET);
12573
12574     // draw drawing area gadgets
12575     MapDrawingArea(ED_DRAWING_ID_BD_SNAP_ELEMENT);
12576   }
12577
12578   if (properties_element == EL_BD_SAND_1)
12579   {
12580     MapDrawingArea(ED_DRAWING_ID_BD_SAND_LOOKS_LIKE);
12581   }
12582
12583   if (properties_element == EL_BD_ROCK_NATIVE)
12584   {
12585     counterbutton_info[ED_COUNTER_ID_BD_PUSHING_PROB].y =
12586       ED_ELEMENT_SETTINGS_YPOS(0);
12587     counterbutton_info[ED_COUNTER_ID_BD_PUSHING_PROB_WITH_SWEET].y =
12588       ED_ELEMENT_SETTINGS_YPOS(1);
12589
12590     MapCounterButtons(ED_COUNTER_ID_BD_PUSHING_PROB);
12591     MapCounterButtons(ED_COUNTER_ID_BD_PUSHING_PROB_WITH_SWEET);
12592
12593     MapDrawingArea(ED_DRAWING_ID_BD_ROCK_TURNS_TO_ON_FALLING);
12594     MapDrawingArea(ED_DRAWING_ID_BD_ROCK_TURNS_TO_ON_IMPACT);
12595   }
12596
12597   if (properties_element == EL_BD_DIAMOND_NATIVE)
12598   {
12599     MapDrawingArea(ED_DRAWING_ID_BD_DIAMOND_TURNS_TO_ON_FALLING);
12600     MapDrawingArea(ED_DRAWING_ID_BD_DIAMOND_TURNS_TO_ON_IMPACT);
12601   }
12602
12603   if (level.game_engine_type == GAME_ENGINE_TYPE_BD)
12604   {
12605     if (IS_BD_FIREFLY_1(properties_element))
12606     {
12607       MapDrawingArea(ED_DRAWING_ID_BD_FIREFLY_1_EXPLODES_TO);
12608       MapDrawingArea(ED_DRAWING_ID_BD_EXPLOSION_TURNS_TO);
12609     }
12610     else if (IS_BD_FIREFLY_2(properties_element))
12611     {
12612       MapDrawingArea(ED_DRAWING_ID_BD_FIREFLY_2_EXPLODES_TO);
12613       MapDrawingArea(ED_DRAWING_ID_BD_EXPLOSION_TURNS_TO);
12614     }
12615     else if (IS_BD_BUTTERFLY_1(properties_element))
12616     {
12617       MapDrawingArea(ED_DRAWING_ID_BD_BUTTERFLY_1_EXPLODES_TO);
12618       MapDrawingArea(ED_DRAWING_ID_BD_DIAMOND_BIRTH_TURNS_TO);
12619     }
12620     else if (IS_BD_BUTTERFLY_2(properties_element))
12621     {
12622       MapDrawingArea(ED_DRAWING_ID_BD_BUTTERFLY_2_EXPLODES_TO);
12623       MapDrawingArea(ED_DRAWING_ID_BD_DIAMOND_BIRTH_TURNS_TO);
12624     }
12625     else if (IS_BD_STONEFLY(properties_element))
12626     {
12627       MapDrawingArea(ED_DRAWING_ID_BD_STONEFLY_EXPLODES_TO);
12628     }
12629     else if (IS_BD_DRAGONFLY(properties_element))
12630     {
12631       MapDrawingArea(ED_DRAWING_ID_BD_DRAGONFLY_EXPLODES_TO);
12632       MapDrawingArea(ED_DRAWING_ID_BD_EXPLOSION_TURNS_TO);
12633     }
12634     else if (properties_element == EL_BD_BOMB)
12635     {
12636       MapDrawingArea(ED_DRAWING_ID_BD_BOMB_EXPLOSION_TURNS_TO);
12637     }
12638     else if (properties_element == EL_BD_NITRO_PACK)
12639     {
12640       MapDrawingArea(ED_DRAWING_ID_BD_NITRO_EXPLOSION_TURNS_TO);
12641     }
12642   }
12643
12644   if (properties_element == EL_BD_MEGA_ROCK ||
12645       properties_element == EL_BD_SWEET)
12646   {
12647     counterbutton_info[ED_COUNTER_ID_BD_PUSHING_PROB_WITH_SWEET].y =
12648       ED_ELEMENT_SETTINGS_YPOS(0);
12649     checkbutton_info[ED_CHECKBUTTON_ID_BD_PUSH_MEGA_ROCK_WITH_SWEET].y =
12650       ED_ELEMENT_SETTINGS_YPOS(1);
12651
12652     MapCounterButtons(ED_COUNTER_ID_BD_PUSHING_PROB_WITH_SWEET);
12653     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_PUSH_MEGA_ROCK_WITH_SWEET);
12654   }
12655
12656   if (properties_element == EL_BD_VOODOO_DOLL)
12657   {
12658     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_VOODOO_COLLECTS_DIAMONDS);
12659     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_VOODOO_HURT_KILLS_PLAYER);
12660     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_VOODOO_DIES_BY_ROCK);
12661     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_VOODOO_VANISH_BY_EXPLOSION);
12662   }
12663
12664   if (properties_element == EL_BD_SLIME)
12665   {
12666     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_SLIME_IS_PREDICTABLE);
12667
12668     MapDrawingArea(ED_DRAWING_ID_BD_SLIME_EATS_ELEMENT_1);
12669     MapDrawingArea(ED_DRAWING_ID_BD_SLIME_CONVERTS_TO_ELEMENT_1);
12670     MapDrawingArea(ED_DRAWING_ID_BD_SLIME_EATS_ELEMENT_2);
12671     MapDrawingArea(ED_DRAWING_ID_BD_SLIME_CONVERTS_TO_ELEMENT_2);
12672     MapDrawingArea(ED_DRAWING_ID_BD_SLIME_EATS_ELEMENT_3);
12673     MapDrawingArea(ED_DRAWING_ID_BD_SLIME_CONVERTS_TO_ELEMENT_3);
12674   }
12675
12676   if (IS_BD_EXPANDABLE_WALL(properties_element) ||
12677       IS_BD_EXPANDABLE_STEELWALL(properties_element))
12678   {
12679     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_CHANGE_EXPANDING_WALL);
12680
12681     if (IS_BD_EXPANDABLE_WALL(properties_element))
12682       MapDrawingArea(ED_DRAWING_ID_BD_EXPANDING_WALL_LOOKS_LIKE);
12683   }
12684
12685   if (properties_element == EL_BD_REPLICATOR)
12686   {
12687     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_REPLICATORS_ACTIVE);
12688   }
12689
12690   if (IS_BD_CONVEYOR_BELT(properties_element) ||
12691       IS_BD_CONVEYOR_BELT_SWITCH(properties_element))
12692   {
12693     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_CONVEYOR_BELTS_ACTIVE);
12694     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_CONVEYOR_BELTS_CHANGED);
12695   }
12696
12697   if (properties_element == EL_BD_WATER)
12698   {
12699     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_WATER_CANNOT_FLOW_DOWN);
12700   }
12701
12702   if (properties_element == EL_BD_PNEUMATIC_HAMMER)
12703   {
12704     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_HAMMER_WALLS_REAPPEAR);
12705   }
12706
12707   if (properties_element == EL_BD_ROCKET_LAUNCHER)
12708   {
12709     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_INFINITE_ROCKETS);
12710   }
12711
12712   if (properties_element == EL_BD_CREATURE_SWITCH)
12713   {
12714     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_CREATURES_START_BACKWARDS);
12715     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_CREATURES_TURN_ON_HATCHING);
12716   }
12717
12718   if (properties_element == EL_BD_GRAVITY_SWITCH)
12719   {
12720     MapSelectboxGadget(ED_SELECTBOX_ID_BD_GRAVITY_DIRECTION);
12721
12722     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_GRAVITY_SWITCH_ACTIVE);
12723     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BD_GRAVITY_AFFECTS_ALL);
12724   }
12725
12726   if (properties_element == EL_BD_NUT)
12727   {
12728     MapDrawingArea(ED_DRAWING_ID_BD_NUT_CONTENT);
12729   }
12730
12731   // special case: slippery walls option for gems only available in R'n'D game engine
12732   if (IS_GEM(properties_element) && level.game_engine_type == GAME_ENGINE_TYPE_RND)
12733     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
12734
12735   if (properties_element == EL_EM_DYNAMITE)
12736     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE);
12737
12738   if (level.game_engine_type == GAME_ENGINE_TYPE_RND &&
12739       COULD_MOVE_INTO_ACID(properties_element) &&
12740       !IS_PLAYER_ELEMENT(properties_element) &&
12741       (!IS_CUSTOM_ELEMENT(properties_element) ||
12742        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
12743   {
12744     // set position for checkbutton for "can move into acid"
12745     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
12746       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
12747     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
12748       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 7 :
12749                                IS_BALLOON_ELEMENT(properties_element) ||
12750                                HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
12751
12752     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
12753   }
12754
12755   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
12756     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
12757
12758   if (properties_element == EL_SPRING ||
12759       properties_element == EL_SPRING_LEFT ||
12760       properties_element == EL_SPRING_RIGHT)
12761     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
12762
12763   if (properties_element == EL_TIME_ORB_FULL)
12764     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
12765
12766   if (properties_element == EL_GAME_OF_LIFE ||
12767       properties_element == EL_BIOMAZE)
12768     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_LIFE_BUGS);
12769
12770   if (CAN_GROW(properties_element) && level.game_engine_type != GAME_ENGINE_TYPE_BD)
12771   {
12772     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
12773       ED_ELEMENT_SETTINGS_YPOS(HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
12774
12775     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
12776   }
12777
12778   if (properties_element == EL_SOKOBAN_FIELD_EMPTY)
12779     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SB_FIELDS_NEEDED);
12780
12781   if (properties_element == EL_SOKOBAN_OBJECT)
12782     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SB_OBJECTS_NEEDED);
12783
12784   if (properties_element == EL_SOKOBAN_OBJECT ||
12785       properties_element == EL_SOKOBAN_FIELD_EMPTY ||
12786       properties_element == EL_SOKOBAN_FIELD_FULL)
12787   {
12788     checkbutton_info[ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN].y =
12789       ED_ELEMENT_SETTINGS_XPOS(properties_element == EL_SOKOBAN_FIELD_FULL ?
12790                                0 : 1);
12791
12792     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN);
12793   }
12794
12795   if (IS_BALLOON_ELEMENT(properties_element))
12796     MapSelectboxGadget(ED_SELECTBOX_ID_WIND_DIRECTION);
12797
12798   if (IS_ENVELOPE(properties_element) ||
12799       IS_MM_ENVELOPE(properties_element))
12800   {
12801     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
12802     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
12803     int button1_id = ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP;
12804     int button2_id = ED_CHECKBUTTON_ID_ENVELOPE_CENTERED;
12805     int envelope_nr = ENVELOPE_NR(properties_element);
12806
12807     counterbutton_info[counter1_id].value = &level.envelope[envelope_nr].xsize;
12808     counterbutton_info[counter2_id].value = &level.envelope[envelope_nr].ysize;
12809
12810     checkbutton_info[button1_id].value = &level.envelope[envelope_nr].autowrap;
12811     checkbutton_info[button2_id].value = &level.envelope[envelope_nr].centered;
12812
12813     // display counter to choose size of envelope text area
12814     MapCounterButtons(counter1_id);
12815     MapCounterButtons(counter2_id);
12816
12817     // display checkbuttons to choose auto-wrap and alignment properties
12818     MapCheckbuttonGadget(button1_id);
12819     MapCheckbuttonGadget(button2_id);
12820
12821     DrawEnvelopeTextArea(envelope_nr);
12822   }
12823
12824   if (IS_MM_MCDUFFIN(properties_element))
12825   {
12826     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_MM_LASER_RED);
12827     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_MM_LASER_GREEN);
12828     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_MM_LASER_BLUE);
12829   }
12830
12831   if (IS_DF_LASER(properties_element))
12832   {
12833     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DF_LASER_RED);
12834     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DF_LASER_GREEN);
12835     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DF_LASER_BLUE);
12836   }
12837
12838   if (IS_CUSTOM_ELEMENT(properties_element))
12839   {
12840     // draw stickybutton gadget
12841     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
12842
12843     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
12844     {
12845       // draw checkbutton gadgets
12846       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
12847            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
12848         MapCheckbuttonGadget(i);
12849
12850       // draw counter gadgets
12851       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
12852            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
12853         MapCounterButtons(i);
12854
12855       // draw selectbox gadgets
12856       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
12857            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
12858         MapSelectboxGadget(i);
12859
12860       // draw textbutton gadgets
12861       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1);
12862
12863       // draw text input gadgets
12864       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
12865
12866       // draw drawing area gadgets
12867       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
12868
12869       draw_footer_line = TRUE;
12870     }
12871     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
12872     {
12873       // draw checkbutton gadgets
12874       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
12875            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
12876         MapCheckbuttonGadget(i);
12877
12878       // draw counter gadgets
12879       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
12880            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
12881         MapCounterButtons(i);
12882
12883       // draw selectbox gadgets
12884       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
12885            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
12886         MapSelectboxGadget(i);
12887
12888       // draw drawing area gadgets
12889       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
12890       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
12891       DrawCustomContentArea();
12892     }
12893   }
12894   else if (IS_GROUP_ELEMENT(properties_element))
12895   {
12896     // draw stickybutton gadget
12897     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
12898
12899     // draw checkbutton gadgets
12900     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
12901     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1);
12902
12903     // draw counter gadgets
12904     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
12905
12906     // draw selectbox gadgets
12907     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
12908
12909     // draw textbutton gadgets
12910     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1);
12911
12912     // draw drawing area gadgets
12913     DrawGroupElementArea();
12914
12915     // draw text input gadgets
12916     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
12917
12918     // draw drawing area gadgets
12919     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
12920
12921     draw_footer_line = TRUE;
12922   }
12923   else if (IS_EMPTY_ELEMENT(properties_element))
12924   {
12925     // draw stickybutton gadget
12926     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
12927
12928     // draw checkbutton gadgets
12929     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
12930     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1);
12931
12932     // draw textbutton gadgets
12933     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1);
12934
12935     // draw drawing area gadgets
12936     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
12937
12938     draw_footer_line = TRUE;
12939   }
12940
12941   // draw little footer border line above CE/GE use/save template gadgets
12942   if (draw_footer_line)
12943   {
12944     struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
12945     struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
12946     int gd_x = gd->x + gd_gi1->border.width / 2;
12947     int gd_y = gd->y + gd_gi1->height - 1;
12948     Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
12949
12950     if (tab_color != BLACK_PIXEL)               // black => transparent
12951       FillRectangle(drawto,
12952                     SX + ED_ELEMENT_SETTINGS_X(0),
12953                     SY + ED_ELEMENT_SETTINGS_Y(14) - ED_SETTINGS_TABS_YOFFSET -
12954                     ED_TAB_BAR_HEIGHT,
12955                     getTabulatorBarWidth(), getTabulatorBarHeight(), tab_color);
12956   }
12957 }
12958
12959 static void DrawPropertiesChangeDrawingAreas(void)
12960 {
12961   if (IS_CUSTOM_ELEMENT(properties_element))
12962   {
12963     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
12964     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
12965     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_ACTION);
12966
12967     DrawCustomChangeContentArea();
12968   }
12969
12970   redraw_mask |= REDRAW_FIELD;
12971 }
12972
12973 static void DrawPropertiesChange(void)
12974 {
12975   int i;
12976
12977   // needed to initially set selectbox options for special action options
12978   setSelectboxSpecialActionOptions();
12979
12980   // draw stickybutton gadget
12981   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
12982
12983   // draw checkbutton gadgets
12984   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
12985        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
12986     MapCheckbuttonGadget(i);
12987
12988   // draw counter gadgets
12989   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
12990        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
12991     MapCounterButtons(i);
12992
12993   // draw selectbox gadgets
12994   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
12995        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
12996     MapSelectboxGadget(i);
12997
12998   // draw textbutton gadgets
12999   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
13000        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
13001     MapTextbuttonGadget(i);
13002
13003   // draw graphicbutton gadgets
13004   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
13005        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
13006     MapGraphicbuttonGadget(i);
13007
13008   // draw drawing area gadgets
13009   DrawPropertiesChangeDrawingAreas();
13010 }
13011
13012 static void DrawEditorElementAnimation(int x, int y)
13013 {
13014   int graphic;
13015   int frame;
13016
13017   if (IS_BD_NATIVE_RUNTIME_ELEMENT(properties_element))
13018   {
13019     el2edimg_with_frame(properties_element, &graphic, &frame);
13020
13021     DrawFixedGraphicExt(drawto, x, y, graphic, frame);
13022   }
13023   else
13024   {
13025     graphic = el2img(properties_element);
13026     frame = (ANIM_MODE(graphic) == ANIM_CE_VALUE ?
13027              custom_element.ce_value_fixed_initial :
13028              ANIM_MODE(graphic) == ANIM_CE_SCORE ?
13029              custom_element.collect_score_initial : FrameCounter);
13030
13031     DrawFixedGraphicAnimationExt(drawto, x, y, graphic, frame, NO_MASKING);
13032   }
13033 }
13034
13035 static void DrawEditorElementName(int x, int y, int font_nr)
13036 {
13037   char *element_name = getElementInfoText(properties_element);
13038   int font_width = getFontWidth(font_nr);
13039   int font_height = getFontHeight(font_nr);
13040   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_X(0);
13041   int max_chars_per_line = max_text_width / font_width;
13042
13043   if (strlen(element_name) <= max_chars_per_line)
13044     DrawTextS(x, y, font_nr, element_name);
13045   else
13046   {
13047     char buffer[max_chars_per_line + 1];
13048     int next_pos = max_chars_per_line;
13049
13050     strncpy(buffer, element_name, max_chars_per_line);
13051     buffer[max_chars_per_line] = '\0';
13052
13053     if (element_name[max_chars_per_line] == ' ')
13054       next_pos++;
13055     else
13056     {
13057       int i;
13058
13059       for (i = max_chars_per_line - 1; i >= 0; i--)
13060         if (buffer[i] == ' ')
13061           break;
13062
13063       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
13064       {
13065         buffer[i] = '\0';
13066         next_pos = i + 1;
13067       }
13068     }
13069
13070     DrawTextS(x, y - font_height / 2, font_nr, buffer);
13071
13072     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
13073     buffer[max_chars_per_line] = '\0';
13074
13075     DrawTextS(x, y + font_height / 2, font_nr, buffer);
13076   }
13077 }
13078
13079 static void DrawPropertiesWindow(void)
13080 {
13081   struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_INPUT_TEXT];
13082   int element_border = graphic_info[IMG_EDITOR_ELEMENT_BORDER].border_size;
13083   int border_size = gd->border_size;
13084   int font_nr = FONT_TEXT_1;
13085   int font_height = getFontHeight(font_nr);
13086   int xoffset = TILEX + element_border + 3 * border_size;
13087   int yoffset = (TILEY - font_height) / 2;
13088   int x1 = editor.settings.element_graphic.x + element_border;
13089   int y1 = editor.settings.element_graphic.y + element_border;
13090   int x2 = (editor.settings.element_name.x == -1 ? x1 + xoffset :
13091             editor.settings.element_name.x);
13092   int y2 = (editor.settings.element_name.y == -1 ? y1 + yoffset :
13093             editor.settings.element_name.y);
13094   char *text = "Element Settings";
13095   int font2_nr = FONT_TITLE_1;
13096   struct MenuPosInfo *pos = &editor.settings.headline;
13097   int sx = SX + ALIGNED_XPOS(pos->x, getTextWidth(text, font2_nr), pos->align);
13098   int sy = SY + pos->y;
13099
13100   stick_element_properties_window = FALSE;
13101
13102   // make sure that previous properties edit mode exists for this element
13103   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG_2 &&
13104       !IS_CUSTOM_ELEMENT(properties_element))
13105     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_2;
13106
13107   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
13108       !IS_PLAYER_ELEMENT(properties_element) &&
13109       !IS_CUSTOM_ELEMENT(properties_element))
13110     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
13111
13112   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
13113       (IS_PLAYER_ELEMENT(properties_element) ||
13114        IS_CUSTOM_ELEMENT(properties_element)))
13115     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
13116
13117   CopyElementPropertiesToEditor(properties_element);
13118
13119   UnmapLevelEditorFieldGadgets();
13120   UnmapLevelEditorToolboxDrawingGadgets();
13121   UnmapLevelEditorToolboxCustomGadgets();
13122
13123   MapLevelEditorToolboxCustomGadgetsIfNeeded();
13124
13125   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
13126   ClearField();
13127
13128   DrawText(sx, sy, text, font2_nr);
13129
13130   FrameCounter = 0;     // restart animation frame counter
13131
13132   DrawElementBorder(SX + x1, SY + y1, TILEX, TILEY, FALSE);
13133   DrawEditorElementAnimation(SX + x1, SY + y1);
13134   DrawEditorElementName(x2, y2, font_nr);
13135
13136   DrawPropertiesTabulatorGadgets();
13137
13138   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
13139     DrawPropertiesInfo();
13140   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
13141     DrawPropertiesChange();
13142   else  // (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2])
13143     DrawPropertiesConfig();
13144 }
13145
13146 static void DrawPaletteWindow(void)
13147 {
13148   int i;
13149
13150   UnmapLevelEditorFieldGadgets();
13151
13152   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
13153   ClearField();
13154
13155   // map buttons to select elements
13156   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
13157     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
13158   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
13159   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
13160   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
13161 }
13162
13163 static void UpdateCustomElementGraphicGadgets(void)
13164 {
13165   int i;
13166
13167   InitElementPropertiesGfxElement();
13168
13169   ModifyEditorElementList();
13170   RedrawDrawingElements();
13171
13172   // force redraw of all mapped drawing area gadgets
13173   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
13174   {
13175     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
13176
13177     if (gi->mapped)
13178       MapDrawingArea(i);
13179   }
13180 }
13181
13182 static int getOpenDirectionFromTube(int element)
13183 {
13184   switch (element)
13185   {
13186     case EL_TUBE_LEFT_UP:               return (MV_LEFT | MV_UP);
13187     case EL_TUBE_LEFT_DOWN:             return (MV_LEFT | MV_DOWN);
13188     case EL_TUBE_RIGHT_UP:              return (MV_RIGHT | MV_UP);
13189     case EL_TUBE_RIGHT_DOWN:            return (MV_RIGHT | MV_DOWN);
13190     case EL_TUBE_HORIZONTAL:            return (MV_HORIZONTAL);
13191     case EL_TUBE_HORIZONTAL_UP:         return (MV_HORIZONTAL | MV_UP);
13192     case EL_TUBE_HORIZONTAL_DOWN:       return (MV_HORIZONTAL | MV_DOWN);
13193     case EL_TUBE_VERTICAL:              return (MV_VERTICAL);
13194     case EL_TUBE_VERTICAL_LEFT:         return (MV_VERTICAL | MV_LEFT);
13195     case EL_TUBE_VERTICAL_RIGHT:        return (MV_VERTICAL | MV_RIGHT);
13196     case EL_TUBE_ANY:                   return (MV_ANY_DIRECTION);
13197   }
13198
13199   return MV_NONE;
13200 }
13201
13202 static int getTubeFromOpenDirection(int direction)
13203 {
13204   switch (direction)
13205   {
13206     case (MV_LEFT | MV_UP):             return EL_TUBE_LEFT_UP;
13207     case (MV_LEFT | MV_DOWN):           return EL_TUBE_LEFT_DOWN;
13208     case (MV_RIGHT | MV_UP):            return EL_TUBE_RIGHT_UP;
13209     case (MV_RIGHT | MV_DOWN):          return EL_TUBE_RIGHT_DOWN;
13210     case (MV_HORIZONTAL):               return EL_TUBE_HORIZONTAL;
13211     case (MV_HORIZONTAL | MV_UP):       return EL_TUBE_HORIZONTAL_UP;
13212     case (MV_HORIZONTAL | MV_DOWN):     return EL_TUBE_HORIZONTAL_DOWN;
13213     case (MV_VERTICAL):                 return EL_TUBE_VERTICAL;
13214     case (MV_VERTICAL | MV_LEFT):       return EL_TUBE_VERTICAL_LEFT;
13215     case (MV_VERTICAL | MV_RIGHT):      return EL_TUBE_VERTICAL_RIGHT;
13216     case (MV_ANY_DIRECTION):            return EL_TUBE_ANY;
13217
13218     // if only one direction, fall back to simple tube with that direction
13219     case (MV_LEFT):                     return EL_TUBE_HORIZONTAL;
13220     case (MV_RIGHT):                    return EL_TUBE_HORIZONTAL;
13221     case (MV_UP):                       return EL_TUBE_VERTICAL;
13222     case (MV_DOWN):                     return EL_TUBE_VERTICAL;
13223   }
13224
13225   return EL_EMPTY;
13226 }
13227
13228 static int getTubeFromOpenDirectionNotEmpty(int direction, int element_old)
13229 {
13230   int element_new = getTubeFromOpenDirection(direction);
13231
13232   return (element_new != EL_EMPTY ? element_new : element_old);
13233 }
13234
13235 static int getOpenDirectionFromBelt(int element)
13236 {
13237   int belt_dir = getBeltDirFromBeltElement(element);
13238
13239   return (belt_dir == MV_LEFT ? MV_RIGHT :
13240           belt_dir == MV_RIGHT ? MV_LEFT :
13241           belt_dir == MV_NONE ? MV_HORIZONTAL : belt_dir);
13242 }
13243
13244 static int getBeltFromNrAndOpenDirection(int nr, int direction)
13245 {
13246   int belt_dir = (direction == MV_LEFT ? MV_RIGHT :
13247                   direction == MV_RIGHT ? MV_LEFT :
13248                   direction == MV_HORIZONTAL ? MV_NONE : direction);
13249
13250   if (direction == MV_NONE)
13251     return EL_EMPTY;
13252
13253   return getBeltElementFromBeltNrAndBeltDir(nr, belt_dir);
13254 }
13255
13256 static int getBeltFromNrAndOpenDirectionNotEmpty(int nr, int direction,
13257                                                  int element_old)
13258 {
13259   int element_new = getBeltFromNrAndOpenDirection(nr, direction);
13260
13261   return (element_new != EL_EMPTY ? element_new : element_old);
13262 }
13263
13264 static int getOpenDirectionFromPool(int element)
13265 {
13266   switch (element)
13267   {
13268     case EL_ACID_POOL_TOPLEFT:          return (MV_DOWN | MV_RIGHT);
13269     case EL_ACID_POOL_TOPRIGHT:         return (MV_DOWN | MV_LEFT);
13270     case EL_ACID_POOL_BOTTOMLEFT:       return (MV_UP | MV_RIGHT);
13271     case EL_ACID_POOL_BOTTOMRIGHT:      return (MV_UP | MV_LEFT);
13272     case EL_ACID_POOL_BOTTOM:           return (MV_HORIZONTAL | MV_UP);
13273     case EL_ACID:                       return (MV_HORIZONTAL | MV_DOWN);
13274   }
13275
13276   return MV_NONE;
13277 }
13278
13279 static int getPoolFromOpenDirection(int direction)
13280 {
13281   switch (direction)
13282   {
13283     case (MV_DOWN | MV_RIGHT):          return EL_ACID_POOL_TOPLEFT;
13284     case (MV_DOWN | MV_LEFT):           return EL_ACID_POOL_TOPRIGHT;
13285     case (MV_UP | MV_RIGHT):            return EL_ACID_POOL_BOTTOMLEFT;
13286     case (MV_UP | MV_LEFT):             return EL_ACID_POOL_BOTTOMRIGHT;
13287     case (MV_HORIZONTAL | MV_UP):       return EL_ACID_POOL_BOTTOM;
13288     case (MV_HORIZONTAL | MV_DOWN):     return EL_ACID;
13289   }
13290
13291   return EL_EMPTY;
13292 }
13293
13294 static int getPoolFromOpenDirectionExt(int direction, int help_element)
13295 {
13296   int element = getPoolFromOpenDirection(direction);
13297   int help_direction = getOpenDirectionFromPool(help_element);
13298
13299   if (element == EL_EMPTY)
13300   {
13301     int help_direction_vertical = help_direction & MV_VERTICAL;
13302
13303     element = getPoolFromOpenDirection(direction | help_direction_vertical);
13304   }
13305
13306   if (element == EL_EMPTY)
13307   {
13308     int help_direction_horizontal = help_direction & MV_HORIZONTAL;
13309
13310     element = getPoolFromOpenDirection(direction | help_direction_horizontal);
13311   }
13312
13313   return element;
13314 }
13315
13316 static int getPoolFromOpenDirectionNotEmpty(int direction, int element_old)
13317 {
13318   int element_new = getPoolFromOpenDirectionExt(direction, element_old);
13319
13320   return (element_new != EL_EMPTY ? element_new : element_old);
13321 }
13322
13323 static int getOpenDirectionFromPillar(int element)
13324 {
13325   switch (element)
13326   {
13327     case EL_EMC_WALL_1:                 return (MV_DOWN);
13328     case EL_EMC_WALL_2:                 return (MV_VERTICAL);
13329     case EL_EMC_WALL_3:                 return (MV_UP);
13330   }
13331
13332   return MV_NONE;
13333 }
13334
13335 static int getPillarFromOpenDirection(int direction)
13336 {
13337   switch (direction)
13338   {
13339     case (MV_DOWN):                     return EL_EMC_WALL_1;
13340     case (MV_VERTICAL):                 return EL_EMC_WALL_2;
13341     case (MV_UP):                       return EL_EMC_WALL_3;
13342   }
13343
13344   return EL_EMPTY;
13345 }
13346
13347 static int getPillarFromOpenDirectionNotEmpty(int direction, int element_old)
13348 {
13349   int element_new = getPillarFromOpenDirection(direction);
13350
13351   return (element_new != EL_EMPTY ? element_new : element_old);
13352 }
13353
13354 static int getOpenDirectionFromSteel2(int element)
13355 {
13356   switch (element)
13357   {
13358     case EL_DC_STEELWALL_2_LEFT:        return (MV_RIGHT);
13359     case EL_DC_STEELWALL_2_RIGHT:       return (MV_LEFT);
13360     case EL_DC_STEELWALL_2_TOP:         return (MV_DOWN);
13361     case EL_DC_STEELWALL_2_BOTTOM:      return (MV_UP);
13362     case EL_DC_STEELWALL_2_HORIZONTAL:  return (MV_HORIZONTAL);
13363     case EL_DC_STEELWALL_2_VERTICAL:    return (MV_VERTICAL);
13364     case EL_DC_STEELWALL_2_MIDDLE:      return (MV_ANY_DIRECTION);
13365     case EL_DC_STEELWALL_2_SINGLE:      return (MV_NONE);
13366   }
13367
13368   return MV_NONE;
13369 }
13370
13371 static int getSteel2FromOpenDirection(int direction)
13372 {
13373   switch (direction)
13374   {
13375     case (MV_RIGHT):                    return EL_DC_STEELWALL_2_LEFT;
13376     case (MV_LEFT):                     return EL_DC_STEELWALL_2_RIGHT;
13377     case (MV_DOWN):                     return EL_DC_STEELWALL_2_TOP;
13378     case (MV_UP):                       return EL_DC_STEELWALL_2_BOTTOM;
13379     case (MV_HORIZONTAL):               return EL_DC_STEELWALL_2_HORIZONTAL;
13380     case (MV_VERTICAL):                 return EL_DC_STEELWALL_2_VERTICAL;
13381     case (MV_ANY_DIRECTION):            return EL_DC_STEELWALL_2_MIDDLE;
13382     case (MV_NONE):                     return EL_DC_STEELWALL_2_SINGLE;
13383   }
13384
13385   return EL_EMPTY;
13386 }
13387
13388 static int getSteel2FromOpenDirectionNotEmpty(int direction, int element_old)
13389 {
13390   int element_new = getSteel2FromOpenDirection(direction);
13391
13392   return (element_new != EL_EMPTY ? element_new : element_old);
13393 }
13394
13395 static int getOpenDirectionFromChip(int element)
13396 {
13397   switch (element)
13398   {
13399     case EL_SP_CHIP_SINGLE:             return (MV_NONE);
13400     case EL_SP_CHIP_LEFT:               return (MV_RIGHT);
13401     case EL_SP_CHIP_RIGHT:              return (MV_LEFT);
13402     case EL_SP_CHIP_TOP:                return (MV_DOWN);
13403     case EL_SP_CHIP_BOTTOM:             return (MV_UP);
13404   }
13405
13406   return MV_NONE;
13407 }
13408
13409 static int getChipFromOpenDirection(int direction)
13410 {
13411   switch (direction)
13412   {
13413     case (MV_NONE):                     return EL_SP_CHIP_SINGLE;
13414     case (MV_LEFT):                     return EL_SP_CHIP_RIGHT;
13415     case (MV_RIGHT):                    return EL_SP_CHIP_LEFT;
13416     case (MV_UP):                       return EL_SP_CHIP_BOTTOM;
13417     case (MV_DOWN):                     return EL_SP_CHIP_TOP;
13418   }
13419
13420   return EL_EMPTY;
13421 }
13422
13423 static int getChipFromOpenDirectionNotEmpty(int direction, int element_old)
13424 {
13425   int element_new = getChipFromOpenDirection(direction);
13426
13427   return (element_new != EL_EMPTY ? element_new : element_old);
13428 }
13429
13430 static int getClosedTube(int x, int y)
13431 {
13432   struct XY *xy = xy_directions;
13433   int element_old = IntelliDrawBuffer[x][y];
13434   int direction_old = getOpenDirectionFromTube(element_old);
13435   int direction_new = MV_NONE;
13436   int i;
13437
13438   for (i = 0; i < NUM_DIRECTIONS; i++)
13439   {
13440     int xx = x + xy[i].x;
13441     int yy = y + xy[i].y;
13442     int dir = MV_DIR_FROM_BIT(i);
13443     int dir_opposite = MV_DIR_OPPOSITE(dir);
13444
13445     if (IN_LEV_FIELD(xx, yy) && IS_TUBE(IntelliDrawBuffer[xx][yy]) &&
13446         (direction_old & dir) &&
13447         (getOpenDirectionFromTube(IntelliDrawBuffer[xx][yy]) & dir_opposite))
13448       direction_new |= dir;
13449   }
13450
13451   return getTubeFromOpenDirectionNotEmpty(direction_new, element_old);
13452 }
13453
13454 static int getClosedBelt(int x, int y)
13455 {
13456   struct XY *xy = xy_directions;
13457   int element_old = IntelliDrawBuffer[x][y];
13458   int nr = getBeltNrFromBeltElement(element_old);
13459   int direction_old = getOpenDirectionFromBelt(element_old);
13460   int direction_new = MV_NONE;
13461   int i;
13462
13463   for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
13464   {
13465     int xx = x + xy[i].x;
13466     int yy = y + xy[i].y;
13467     int dir = MV_DIR_FROM_BIT(i);
13468     int dir_opposite = MV_DIR_OPPOSITE(dir);
13469
13470     if (IN_LEV_FIELD(xx, yy) && IS_BELT(IntelliDrawBuffer[xx][yy]) &&
13471         (direction_old & dir) &&
13472         (getOpenDirectionFromBelt(IntelliDrawBuffer[xx][yy]) & dir_opposite))
13473       direction_new |= dir;
13474   }
13475
13476   return getBeltFromNrAndOpenDirection(nr, direction_new);
13477 }
13478
13479 static int getClosedPool(int x, int y)
13480 {
13481   struct XY *xy = xy_directions;
13482   int element_old = IntelliDrawBuffer[x][y];
13483   int direction_old = getOpenDirectionFromPool(element_old);
13484   int direction_new = MV_NONE;
13485   int i;
13486
13487   for (i = 0; i < NUM_DIRECTIONS; i++)
13488   {
13489     int xx = x + xy[i].x;
13490     int yy = y + xy[i].y;
13491     int dir = MV_DIR_FROM_BIT(i);
13492     int dir_opposite = MV_DIR_OPPOSITE(dir);
13493
13494     if (IN_LEV_FIELD(xx, yy) &&
13495         IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[xx][yy]) &&
13496         (direction_old & dir) &&
13497         (getOpenDirectionFromPool(IntelliDrawBuffer[xx][yy]) & dir_opposite))
13498       direction_new |= dir;
13499   }
13500
13501   return getPoolFromOpenDirectionNotEmpty(direction_new, element_old);
13502 }
13503
13504 static int getClosedPillar(int x, int y)
13505 {
13506   struct XY *xy = xy_directions;
13507   int element_old = IntelliDrawBuffer[x][y];
13508   int direction_old = getOpenDirectionFromPillar(element_old);
13509   int direction_new = MV_NONE;
13510   int i;
13511
13512   for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
13513   {
13514     int xx = x + xy[i].x;
13515     int yy = y + xy[i].y;
13516     int dir = MV_DIR_FROM_BIT(i);
13517     int dir_opposite = MV_DIR_OPPOSITE(dir);
13518
13519     if (IN_LEV_FIELD(xx, yy) && IS_EMC_PILLAR(IntelliDrawBuffer[xx][yy]) &&
13520         (direction_old & dir) &&
13521         (getOpenDirectionFromPillar(IntelliDrawBuffer[xx][yy]) & dir_opposite))
13522       direction_new |= dir;
13523   }
13524
13525   return getPillarFromOpenDirectionNotEmpty(direction_new, element_old);
13526 }
13527
13528 static int getClosedSteel2(int x, int y)
13529 {
13530   struct XY *xy = xy_directions;
13531   int element_old = IntelliDrawBuffer[x][y];
13532   int direction_old = getOpenDirectionFromSteel2(element_old);
13533   int direction_new = MV_NONE;
13534   int i;
13535
13536   for (i = 0; i < NUM_DIRECTIONS; i++)
13537   {
13538     int xx = x + xy[i].x;
13539     int yy = y + xy[i].y;
13540     int dir = MV_DIR_FROM_BIT(i);
13541     int dir_opposite = MV_DIR_OPPOSITE(dir);
13542
13543     if (IN_LEV_FIELD(xx, yy) && IS_DC_STEELWALL_2(IntelliDrawBuffer[xx][yy]) &&
13544         (direction_old & dir) &&
13545         (getOpenDirectionFromSteel2(IntelliDrawBuffer[xx][yy]) & dir_opposite))
13546       direction_new |= dir;
13547   }
13548
13549   return getSteel2FromOpenDirectionNotEmpty(direction_new, element_old);
13550 }
13551
13552 static int getClosedChip(int x, int y)
13553 {
13554   struct XY *xy = xy_directions;
13555   int element_old = IntelliDrawBuffer[x][y];
13556   int direction_old = getOpenDirectionFromChip(element_old);
13557   int direction_new = MV_NONE;
13558   int i;
13559
13560   for (i = 0; i < NUM_DIRECTIONS; i++)
13561   {
13562     int xx = x + xy[i].x;
13563     int yy = y + xy[i].y;
13564     int dir = MV_DIR_FROM_BIT(i);
13565     int dir_opposite = MV_DIR_OPPOSITE(dir);
13566
13567     if (IN_LEV_FIELD(xx, yy) && IS_SP_CHIP(IntelliDrawBuffer[xx][yy]) &&
13568         (direction_old & dir) &&
13569         (getOpenDirectionFromChip(IntelliDrawBuffer[xx][yy]) & dir_opposite))
13570       direction_new |= dir;
13571   }
13572
13573   return getChipFromOpenDirectionNotEmpty(direction_new, element_old);
13574 }
13575
13576 static void SetElementSimpleExt(int x, int y, int dx, int dy, int element,
13577                                 boolean change_level)
13578 {
13579   int sx = x - level_xpos;
13580   int sy = y - level_ypos;
13581   int old_element = Tile[x][y];
13582   int new_element = element;
13583   unsigned int new_bitmask = (getDrawModeHiRes() ? (dx + 1) << (dy * 2) : 0x0f);
13584   boolean draw_masked = FALSE;
13585
13586   if (IS_MM_WALL_EDITOR(element))
13587   {
13588     element = map_mm_wall_element_editor(element) | new_bitmask;
13589
13590     if (IS_MM_WALL(old_element))
13591       element |= MM_WALL_BITS(old_element);
13592
13593     if (!change_level)
13594       draw_masked = TRUE;
13595   }
13596   else if (IS_MM_WALL(old_element) && element == EL_EMPTY)
13597   {
13598     int element_changed = old_element & ~new_bitmask;
13599
13600     if (MM_WALL_BITS(element_changed) != 0)
13601       element = element_changed;
13602   }
13603
13604   IntelliDrawBuffer[x][y] = element;
13605
13606   if (change_level)
13607     Tile[x][y] = element;
13608
13609   if (IN_ED_FIELD(sx, sy))
13610   {
13611     if (IS_MM_WALL(old_element) && new_element == EL_EMPTY)
13612       DrawSizedWallParts_MM(sx, sy, EL_EMPTY, ed_tilesize, FALSE, new_bitmask);
13613     else if (draw_masked)
13614       DrawEditorElementThruMask(sx, sy, element);
13615     else
13616       DrawEditorElement(sx, sy, element);
13617   }
13618 }
13619
13620 static void SetElementSimple(int x, int y, int element, boolean change_level)
13621 {
13622   SetElementSimpleExt(x, y, 0, 0, element, change_level);
13623 }
13624
13625 static void MergeAndCloseNeighbourElements(int x1, int y1, int *element1,
13626                                            int x2, int y2, int *element2,
13627                                            int (*close_function)(int, int),
13628                                            boolean change_level)
13629 {
13630   // set neighbour elements to newly determined connections
13631   SetElementSimple(x1, y1, *element1, change_level);
13632   SetElementSimple(x2, y2, *element2, change_level);
13633
13634   // remove all open connections of neighbour elements
13635   *element1 = close_function(x1, y1);
13636   *element2 = close_function(x2, y2);
13637
13638   // set neighbour elements to new, minimized connections
13639   SetElementSimple(x1, y1, *element1, change_level);
13640   SetElementSimple(x2, y2, *element2, change_level);
13641 }
13642
13643 static void SetElementIntelliDraw(int x, int y, int dx, int dy, int new_element,
13644                                   boolean change_level, int button)
13645 {
13646   struct XY *xy = xy_directions;
13647   static int last_x = -1;
13648   static int last_y = -1;
13649
13650   if (new_element == EL_UNDEFINED)
13651   {
13652     last_x = -1;
13653     last_y = -1;
13654
13655     return;
13656   }
13657
13658   int old_element = IntelliDrawBuffer[x][y];
13659
13660   if (IS_TUBE(new_element))
13661   {
13662     int last_element_new = EL_UNDEFINED;
13663     int direction = MV_NONE;
13664     int i;
13665
13666     // if old element is of same kind, keep all existing directions
13667     if (IS_TUBE(old_element))
13668       direction |= getOpenDirectionFromTube(old_element);
13669
13670     for (i = 0; i < NUM_DIRECTIONS; i++)
13671     {
13672       int xx = x + xy[i].x;
13673       int yy = y + xy[i].y;
13674
13675       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
13676           IS_TUBE(IntelliDrawBuffer[last_x][last_y]))
13677       {
13678         int dir = MV_DIR_FROM_BIT(i);
13679         int dir_opposite = MV_DIR_OPPOSITE(dir);
13680         int last_element_old = IntelliDrawBuffer[last_x][last_y];
13681         int last_direction_old = getOpenDirectionFromTube(last_element_old);
13682         int last_direction_new = last_direction_old | dir_opposite;
13683
13684         last_element_new = getTubeFromOpenDirection(last_direction_new);
13685
13686         direction |= dir;
13687       }
13688     }
13689
13690     new_element = getTubeFromOpenDirectionNotEmpty(direction, new_element);
13691
13692     if (last_element_new != EL_UNDEFINED)
13693       MergeAndCloseNeighbourElements(x, y, &new_element,
13694                                      last_x, last_y, &last_element_new,
13695                                      getClosedTube, change_level);
13696   }
13697   else if (IS_BELT(new_element))
13698   {
13699     int belt_nr = getBeltNrFromBeltElement(new_element);
13700     int last_element_new = EL_UNDEFINED;
13701     int direction = MV_NONE;
13702     int i;
13703
13704     // if old element is of same kind, keep all existing directions
13705     if (IS_BELT(old_element))
13706       direction |= getOpenDirectionFromBelt(old_element);
13707
13708     for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
13709     {
13710       int xx = x + xy[i].x;
13711       int yy = y + xy[i].y;
13712
13713       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
13714           IS_BELT(IntelliDrawBuffer[last_x][last_y]))
13715       {
13716         int dir = MV_DIR_FROM_BIT(i);
13717         int dir_opposite = MV_DIR_OPPOSITE(dir);
13718         int last_element_old = IntelliDrawBuffer[last_x][last_y];
13719         int last_belt_nr = getBeltNrFromBeltElement(last_element_old);
13720         int last_direction_old = getOpenDirectionFromBelt(last_element_old);
13721         int last_direction_new = last_direction_old | dir_opposite;
13722
13723         last_element_new = getBeltFromNrAndOpenDirection(last_belt_nr,
13724                                                          last_direction_new);
13725         direction |= dir;
13726       }
13727     }
13728
13729     new_element = getBeltFromNrAndOpenDirectionNotEmpty(belt_nr, direction,
13730                                                         new_element);
13731     if (last_element_new != EL_UNDEFINED)
13732       MergeAndCloseNeighbourElements(x, y, &new_element,
13733                                      last_x, last_y, &last_element_new,
13734                                      getClosedBelt, change_level);
13735   }
13736   else if (IS_ACID_POOL_OR_ACID(new_element))
13737   {
13738     int last_element_new = EL_UNDEFINED;
13739     int direction = MV_NONE;
13740     int i;
13741
13742     // if old element is of same kind, keep all existing directions
13743     if (IS_ACID_POOL_OR_ACID(old_element))
13744       direction |= getOpenDirectionFromPool(old_element);
13745
13746     for (i = 0; i < NUM_DIRECTIONS; i++)
13747     {
13748       int xx = x + xy[i].x;
13749       int yy = y + xy[i].y;
13750
13751       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
13752           IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[last_x][last_y]))
13753       {
13754         int dir = MV_DIR_FROM_BIT(i);
13755         int dir_opposite = MV_DIR_OPPOSITE(dir);
13756         int last_element_old = IntelliDrawBuffer[last_x][last_y];
13757         int last_direction_old = getOpenDirectionFromPool(last_element_old);
13758         int last_direction_new = last_direction_old | dir_opposite;
13759
13760         last_element_new = getPoolFromOpenDirection(last_direction_new);
13761
13762         direction |= dir;
13763       }
13764     }
13765
13766     // special corrections needed for intuitively correct acid pool drawing
13767     if (last_element_new == EL_EMPTY)
13768       last_element_new = new_element;
13769     else if (last_element_new != EL_UNDEFINED)
13770       new_element = last_element_new;
13771
13772     new_element = getPoolFromOpenDirectionNotEmpty(direction, new_element);
13773
13774     if (last_element_new != EL_UNDEFINED)
13775       MergeAndCloseNeighbourElements(x, y, &new_element,
13776                                      last_x, last_y, &last_element_new,
13777                                      getClosedPool, change_level);
13778   }
13779   else if (IS_EMC_PILLAR(new_element))
13780   {
13781     int last_element_new = EL_UNDEFINED;
13782     int direction = MV_NONE;
13783     int i;
13784
13785     // if old element is of same kind, keep all existing directions
13786     if (IS_EMC_PILLAR(old_element))
13787       direction |= getOpenDirectionFromPillar(old_element);
13788
13789     for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
13790     {
13791       int xx = x + xy[i].x;
13792       int yy = y + xy[i].y;
13793
13794       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
13795           IS_EMC_PILLAR(IntelliDrawBuffer[last_x][last_y]))
13796       {
13797         int dir = MV_DIR_FROM_BIT(i);
13798         int dir_opposite = MV_DIR_OPPOSITE(dir);
13799         int last_element_old = IntelliDrawBuffer[last_x][last_y];
13800         int last_direction_old = getOpenDirectionFromPillar(last_element_old);
13801         int last_direction_new = last_direction_old | dir_opposite;
13802
13803         last_element_new = getPillarFromOpenDirection(last_direction_new);
13804
13805         direction |= dir;
13806       }
13807     }
13808
13809     new_element = getPillarFromOpenDirectionNotEmpty(direction, new_element);
13810
13811     if (last_element_new != EL_UNDEFINED)
13812       MergeAndCloseNeighbourElements(x, y, &new_element,
13813                                      last_x, last_y, &last_element_new,
13814                                      getClosedPillar, change_level);
13815   }
13816   else if (IS_DC_STEELWALL_2(new_element))
13817   {
13818     int last_element_new = EL_UNDEFINED;
13819     int direction = MV_NONE;
13820     int i;
13821
13822     // if old element is of same kind, keep all existing directions
13823     if (IS_DC_STEELWALL_2(old_element))
13824       direction |= getOpenDirectionFromSteel2(old_element);
13825
13826     for (i = 0; i < NUM_DIRECTIONS; i++)
13827     {
13828       int xx = x + xy[i].x;
13829       int yy = y + xy[i].y;
13830
13831       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
13832           IS_DC_STEELWALL_2(IntelliDrawBuffer[last_x][last_y]))
13833       {
13834         int dir = MV_DIR_FROM_BIT(i);
13835         int dir_opposite = MV_DIR_OPPOSITE(dir);
13836         int last_element_old = IntelliDrawBuffer[last_x][last_y];
13837         int last_direction_old = getOpenDirectionFromSteel2(last_element_old);
13838         int last_direction_new = last_direction_old | dir_opposite;
13839
13840         last_element_new = getSteel2FromOpenDirection(last_direction_new);
13841
13842         direction |= dir;
13843       }
13844     }
13845
13846     new_element = getSteel2FromOpenDirectionNotEmpty(direction, new_element);
13847
13848     if (last_element_new != EL_UNDEFINED)
13849       MergeAndCloseNeighbourElements(x, y, &new_element,
13850                                      last_x, last_y, &last_element_new,
13851                                      getClosedSteel2, change_level);
13852   }
13853   else if (IS_SP_CHIP(new_element))
13854   {
13855     int last_element_new = EL_UNDEFINED;
13856     int direction = MV_NONE;
13857     int i;
13858
13859     // (do not keep existing directions, regardless of kind of old element)
13860
13861     for (i = 0; i < NUM_DIRECTIONS; i++)
13862     {
13863       int xx = x + xy[i].x;
13864       int yy = y + xy[i].y;
13865
13866       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
13867           IS_SP_CHIP(IntelliDrawBuffer[last_x][last_y]))
13868       {
13869         int dir = MV_DIR_FROM_BIT(i);
13870         int dir_opposite = MV_DIR_OPPOSITE(dir);
13871         int last_element_old = IntelliDrawBuffer[last_x][last_y];
13872         int last_direction_old = getOpenDirectionFromChip(last_element_old);
13873         int last_direction_new = last_direction_old | dir_opposite;
13874
13875         if (last_direction_old == MV_NONE)
13876         {
13877           last_element_new = getChipFromOpenDirection(last_direction_new);
13878           direction |= dir;
13879         }
13880         else if (last_direction_old & (dir | dir_opposite))
13881         {
13882           direction |= MV_DIR_OPPOSITE(last_direction_old);
13883         }
13884         else
13885         {
13886           direction |= MV_DIR_OPPOSITE(dir);
13887         }
13888       }
13889     }
13890
13891     new_element = getChipFromOpenDirectionNotEmpty(direction, new_element);
13892
13893     if (last_element_new != EL_UNDEFINED)
13894       MergeAndCloseNeighbourElements(x, y, &new_element,
13895                                      last_x, last_y, &last_element_new,
13896                                      getClosedChip, change_level);
13897   }
13898   else if (IS_SP_HARDWARE_BASE(new_element))
13899   {
13900     int nr = GetSimpleRandom(6);
13901
13902     new_element = (nr == 0 ? EL_SP_HARDWARE_BASE_1 :
13903                    nr == 1 ? EL_SP_HARDWARE_BASE_2 :
13904                    nr == 2 ? EL_SP_HARDWARE_BASE_3 :
13905                    nr == 3 ? EL_SP_HARDWARE_BASE_4 :
13906                    nr == 4 ? EL_SP_HARDWARE_BASE_5 : EL_SP_HARDWARE_BASE_6);
13907   }
13908   else if (new_element == EL_SP_HARDWARE_GREEN ||
13909            new_element == EL_SP_HARDWARE_BLUE ||
13910            new_element == EL_SP_HARDWARE_RED)
13911   {
13912     int nr = GetSimpleRandom(3);
13913
13914     new_element = (nr == 0 ? EL_SP_HARDWARE_GREEN :
13915                    nr == 1 ? EL_SP_HARDWARE_BLUE : EL_SP_HARDWARE_RED);
13916   }
13917   else if (IS_GROUP_ELEMENT(new_element))
13918   {
13919     boolean connected_drawing = FALSE;
13920     int i;
13921
13922     for (i = 0; i < NUM_DIRECTIONS; i++)
13923     {
13924       int xx = x + xy[i].x;
13925       int yy = y + xy[i].y;
13926
13927       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
13928           IS_IN_GROUP_EL(IntelliDrawBuffer[last_x][last_y], new_element))
13929         connected_drawing = TRUE;
13930     }
13931
13932     if (!connected_drawing)
13933       ResolveGroupElement(new_element);
13934
13935     new_element = GetElementFromGroupElement(new_element);
13936   }
13937   else if (IS_BELT_SWITCH(old_element))
13938   {
13939     int belt_nr = getBeltNrFromBeltSwitchElement(old_element);
13940     int belt_dir = getBeltDirFromBeltSwitchElement(old_element);
13941
13942     belt_dir = (belt_dir == MV_LEFT ? MV_NONE :
13943                 belt_dir == MV_NONE ? MV_RIGHT : MV_LEFT);
13944
13945     new_element = getBeltSwitchElementFromBeltNrAndBeltDir(belt_nr, belt_dir);
13946   }
13947   else
13948   {
13949     static int swappable_elements[][2] =
13950     {
13951       { EL_EXIT_CLOSED,                 EL_EXIT_OPEN                    },
13952       { EL_DYNAMITE,                    EL_DYNAMITE_ACTIVE              },
13953       { EL_EM_DYNAMITE,                 EL_EM_DYNAMITE_ACTIVE           },
13954       { EL_QUICKSAND_EMPTY,             EL_QUICKSAND_FULL               },
13955       { EL_EMERALD,                     EL_WALL_EMERALD                 },
13956       { EL_EMERALD_YELLOW,              EL_WALL_EMERALD_YELLOW          },
13957       { EL_EMERALD_RED,                 EL_WALL_EMERALD_RED             },
13958       { EL_EMERALD_PURPLE,              EL_WALL_EMERALD_PURPLE          },
13959       { EL_DIAMOND,                     EL_WALL_DIAMOND                 },
13960       { EL_BD_DIAMOND,                  EL_WALL_BD_DIAMOND              },
13961       { EL_BD_DIAMOND_NATIVE,           EL_BD_WALL_DIAMOND              },
13962       { EL_GATE_1,                      EL_GATE_1_GRAY                  },
13963       { EL_GATE_2,                      EL_GATE_2_GRAY                  },
13964       { EL_GATE_3,                      EL_GATE_3_GRAY                  },
13965       { EL_GATE_4,                      EL_GATE_4_GRAY                  },
13966       { EL_EM_GATE_1,                   EL_EM_GATE_1_GRAY               },
13967       { EL_EM_GATE_2,                   EL_EM_GATE_2_GRAY               },
13968       { EL_EM_GATE_3,                   EL_EM_GATE_3_GRAY               },
13969       { EL_EM_GATE_4,                   EL_EM_GATE_4_GRAY               },
13970       { EL_EMC_GATE_5,                  EL_EMC_GATE_5_GRAY              },
13971       { EL_EMC_GATE_6,                  EL_EMC_GATE_6_GRAY              },
13972       { EL_EMC_GATE_7,                  EL_EMC_GATE_7_GRAY              },
13973       { EL_EMC_GATE_8,                  EL_EMC_GATE_8_GRAY              },
13974       { EL_DC_GATE_WHITE,               EL_DC_GATE_WHITE_GRAY           },
13975       { EL_TIME_ORB_EMPTY,              EL_TIME_ORB_FULL                },
13976       { EL_LAMP,                        EL_LAMP_ACTIVE                  },
13977       { EL_SOKOBAN_FIELD_EMPTY,         EL_SOKOBAN_FIELD_FULL           },
13978       { EL_SP_BASE,                     EL_SP_BUGGY_BASE                },
13979       { EL_PEARL,                       EL_WALL_PEARL                   },
13980       { EL_CRYSTAL,                     EL_WALL_CRYSTAL                 },
13981       { EL_TIMEGATE_CLOSED,             EL_TIMEGATE_OPEN                },
13982       { EL_SWITCHGATE_CLOSED,           EL_SWITCHGATE_OPEN              },
13983       { EL_SWITCHGATE_SWITCH_UP,        EL_SWITCHGATE_SWITCH_DOWN       },
13984       { EL_DC_SWITCHGATE_SWITCH_UP,     EL_DC_SWITCHGATE_SWITCH_DOWN    },
13985       { EL_LIGHT_SWITCH,                EL_LIGHT_SWITCH_ACTIVE          },
13986       { EL_LANDMINE,                    EL_DC_LANDMINE                  },
13987       { EL_SHIELD_NORMAL,               EL_SHIELD_DEADLY                },
13988       { EL_STEEL_EXIT_CLOSED,           EL_STEEL_EXIT_OPEN              },
13989       { EL_EM_EXIT_CLOSED,              EL_EM_EXIT_OPEN                 },
13990       { EL_EM_STEEL_EXIT_CLOSED,        EL_EM_STEEL_EXIT_OPEN           },
13991       { EL_QUICKSAND_FAST_EMPTY,        EL_QUICKSAND_FAST_FULL          },
13992       { EL_MM_EXIT_CLOSED,              EL_MM_EXIT_OPEN                 },
13993       { EL_MM_FUSE,                     EL_MM_FUSE_ACTIVE               },
13994       { EL_MM_LIGHTBULB,                EL_MM_LIGHTBULB_ACTIVE          },
13995       { EL_MM_FUEL_EMPTY,               EL_MM_FUEL_FULL                 },
13996
13997       { -1,                             -1                              },
13998     };
13999     static int rotatable_elements_4[][4] =
14000     {
14001       {
14002         EL_BUG_UP,
14003         EL_BUG_RIGHT,
14004         EL_BUG_DOWN,
14005         EL_BUG_LEFT
14006       },
14007       {
14008         EL_SPACESHIP_UP,
14009         EL_SPACESHIP_RIGHT,
14010         EL_SPACESHIP_DOWN,
14011         EL_SPACESHIP_LEFT
14012       },
14013       {
14014         EL_BD_BUTTERFLY_UP,
14015         EL_BD_BUTTERFLY_RIGHT,
14016         EL_BD_BUTTERFLY_DOWN,
14017         EL_BD_BUTTERFLY_LEFT
14018       },
14019       {
14020         EL_BD_FIREFLY_UP,
14021         EL_BD_FIREFLY_RIGHT,
14022         EL_BD_FIREFLY_DOWN,
14023         EL_BD_FIREFLY_LEFT
14024       },
14025       {
14026         EL_PACMAN_UP,
14027         EL_PACMAN_RIGHT,
14028         EL_PACMAN_DOWN,
14029         EL_PACMAN_LEFT
14030       },
14031       {
14032         EL_YAMYAM_UP,
14033         EL_YAMYAM_RIGHT,
14034         EL_YAMYAM_DOWN,
14035         EL_YAMYAM_LEFT
14036       },
14037       {
14038         EL_ARROW_UP,
14039         EL_ARROW_RIGHT,
14040         EL_ARROW_DOWN,
14041         EL_ARROW_LEFT
14042       },
14043       {
14044         EL_SP_PORT_UP,
14045         EL_SP_PORT_RIGHT,
14046         EL_SP_PORT_DOWN,
14047         EL_SP_PORT_LEFT
14048       },
14049       {
14050         EL_SP_GRAVITY_PORT_UP,
14051         EL_SP_GRAVITY_PORT_RIGHT,
14052         EL_SP_GRAVITY_PORT_DOWN,
14053         EL_SP_GRAVITY_PORT_LEFT
14054       },
14055       {
14056         EL_SP_GRAVITY_ON_PORT_UP,
14057         EL_SP_GRAVITY_ON_PORT_RIGHT,
14058         EL_SP_GRAVITY_ON_PORT_DOWN,
14059         EL_SP_GRAVITY_ON_PORT_LEFT
14060       },
14061       {
14062         EL_SP_GRAVITY_OFF_PORT_UP,
14063         EL_SP_GRAVITY_OFF_PORT_RIGHT,
14064         EL_SP_GRAVITY_OFF_PORT_DOWN,
14065         EL_SP_GRAVITY_OFF_PORT_LEFT
14066       },
14067       {
14068         EL_MOLE_UP,
14069         EL_MOLE_RIGHT,
14070         EL_MOLE_DOWN,
14071         EL_MOLE_LEFT
14072       },
14073       {
14074         EL_BALLOON_SWITCH_UP,
14075         EL_BALLOON_SWITCH_RIGHT,
14076         EL_BALLOON_SWITCH_DOWN,
14077         EL_BALLOON_SWITCH_LEFT
14078       },
14079       {
14080         EL_MM_MCDUFFIN_UP,
14081         EL_MM_MCDUFFIN_RIGHT,
14082         EL_MM_MCDUFFIN_DOWN,
14083         EL_MM_MCDUFFIN_LEFT
14084       },
14085       {
14086         EL_MM_MIRROR_FIXED_1,
14087         EL_MM_MIRROR_FIXED_4,
14088         EL_MM_MIRROR_FIXED_3,
14089         EL_MM_MIRROR_FIXED_2
14090       },
14091       {
14092         EL_MM_STEEL_GRID_FIXED_1,
14093         EL_MM_STEEL_GRID_FIXED_4,
14094         EL_MM_STEEL_GRID_FIXED_2,
14095         EL_MM_STEEL_GRID_FIXED_3
14096       },
14097       {
14098         EL_MM_WOODEN_GRID_FIXED_1,
14099         EL_MM_WOODEN_GRID_FIXED_4,
14100         EL_MM_WOODEN_GRID_FIXED_2,
14101         EL_MM_WOODEN_GRID_FIXED_3
14102       },
14103       {
14104         EL_MM_POLARIZER_CROSS_1,
14105         EL_MM_POLARIZER_CROSS_4,
14106         EL_MM_POLARIZER_CROSS_3,
14107         EL_MM_POLARIZER_CROSS_2
14108       },
14109       {
14110         EL_MM_PACMAN_UP,
14111         EL_MM_PACMAN_RIGHT,
14112         EL_MM_PACMAN_DOWN,
14113         EL_MM_PACMAN_LEFT
14114       },
14115       {
14116         EL_DF_LASER_UP,
14117         EL_DF_LASER_RIGHT,
14118         EL_DF_LASER_DOWN,
14119         EL_DF_LASER_LEFT
14120       },
14121       {
14122         EL_DF_RECEIVER_UP,
14123         EL_DF_RECEIVER_RIGHT,
14124         EL_DF_RECEIVER_DOWN,
14125         EL_DF_RECEIVER_LEFT
14126       },
14127       {
14128         EL_DF_SLOPE_1,
14129         EL_DF_SLOPE_4,
14130         EL_DF_SLOPE_3,
14131         EL_DF_SLOPE_2
14132       },
14133
14134       {
14135         -1,
14136       },
14137     };
14138     static int rotatable_elements_8[][8] =
14139     {
14140       {
14141         EL_DF_STEEL_GRID_FIXED_1,
14142         EL_DF_STEEL_GRID_FIXED_8,
14143         EL_DF_STEEL_GRID_FIXED_7,
14144         EL_DF_STEEL_GRID_FIXED_6,
14145         EL_DF_STEEL_GRID_FIXED_5,
14146         EL_DF_STEEL_GRID_FIXED_4,
14147         EL_DF_STEEL_GRID_FIXED_3,
14148         EL_DF_STEEL_GRID_FIXED_2
14149       },
14150       {
14151         EL_DF_WOODEN_GRID_FIXED_1,
14152         EL_DF_WOODEN_GRID_FIXED_8,
14153         EL_DF_WOODEN_GRID_FIXED_7,
14154         EL_DF_WOODEN_GRID_FIXED_6,
14155         EL_DF_WOODEN_GRID_FIXED_5,
14156         EL_DF_WOODEN_GRID_FIXED_4,
14157         EL_DF_WOODEN_GRID_FIXED_3,
14158         EL_DF_WOODEN_GRID_FIXED_2
14159       },
14160       {
14161         EL_DF_STEEL_GRID_ROTATING_1,
14162         EL_DF_STEEL_GRID_ROTATING_8,
14163         EL_DF_STEEL_GRID_ROTATING_7,
14164         EL_DF_STEEL_GRID_ROTATING_6,
14165         EL_DF_STEEL_GRID_ROTATING_5,
14166         EL_DF_STEEL_GRID_ROTATING_4,
14167         EL_DF_STEEL_GRID_ROTATING_3,
14168         EL_DF_STEEL_GRID_ROTATING_2
14169       },
14170       {
14171         EL_DF_WOODEN_GRID_ROTATING_1,
14172         EL_DF_WOODEN_GRID_ROTATING_8,
14173         EL_DF_WOODEN_GRID_ROTATING_7,
14174         EL_DF_WOODEN_GRID_ROTATING_6,
14175         EL_DF_WOODEN_GRID_ROTATING_5,
14176         EL_DF_WOODEN_GRID_ROTATING_4,
14177         EL_DF_WOODEN_GRID_ROTATING_3,
14178         EL_DF_WOODEN_GRID_ROTATING_2
14179       },
14180
14181       {
14182         -1,
14183       },
14184     };
14185     static int rotatable_elements_16[][16] =
14186     {
14187       {
14188         EL_MM_MIRROR_1,
14189         EL_MM_MIRROR_16,
14190         EL_MM_MIRROR_15,
14191         EL_MM_MIRROR_14,
14192         EL_MM_MIRROR_13,
14193         EL_MM_MIRROR_12,
14194         EL_MM_MIRROR_11,
14195         EL_MM_MIRROR_10,
14196         EL_MM_MIRROR_9,
14197         EL_MM_MIRROR_8,
14198         EL_MM_MIRROR_7,
14199         EL_MM_MIRROR_6,
14200         EL_MM_MIRROR_5,
14201         EL_MM_MIRROR_4,
14202         EL_MM_MIRROR_3,
14203         EL_MM_MIRROR_2
14204       },
14205       {
14206         EL_MM_TELEPORTER_5,
14207         EL_MM_TELEPORTER_4,
14208         EL_MM_TELEPORTER_3,
14209         EL_MM_TELEPORTER_2,
14210         EL_MM_TELEPORTER_1,
14211         EL_MM_TELEPORTER_16,
14212         EL_MM_TELEPORTER_15,
14213         EL_MM_TELEPORTER_14,
14214         EL_MM_TELEPORTER_13,
14215         EL_MM_TELEPORTER_12,
14216         EL_MM_TELEPORTER_11,
14217         EL_MM_TELEPORTER_10,
14218         EL_MM_TELEPORTER_9,
14219         EL_MM_TELEPORTER_8,
14220         EL_MM_TELEPORTER_7,
14221         EL_MM_TELEPORTER_6
14222       },
14223       {
14224         EL_MM_TELEPORTER_RED_5,
14225         EL_MM_TELEPORTER_RED_4,
14226         EL_MM_TELEPORTER_RED_3,
14227         EL_MM_TELEPORTER_RED_2,
14228         EL_MM_TELEPORTER_RED_1,
14229         EL_MM_TELEPORTER_RED_16,
14230         EL_MM_TELEPORTER_RED_15,
14231         EL_MM_TELEPORTER_RED_14,
14232         EL_MM_TELEPORTER_RED_13,
14233         EL_MM_TELEPORTER_RED_12,
14234         EL_MM_TELEPORTER_RED_11,
14235         EL_MM_TELEPORTER_RED_10,
14236         EL_MM_TELEPORTER_RED_9,
14237         EL_MM_TELEPORTER_RED_8,
14238         EL_MM_TELEPORTER_RED_7,
14239         EL_MM_TELEPORTER_RED_6
14240       },
14241       {
14242         EL_MM_TELEPORTER_YELLOW_5,
14243         EL_MM_TELEPORTER_YELLOW_4,
14244         EL_MM_TELEPORTER_YELLOW_3,
14245         EL_MM_TELEPORTER_YELLOW_2,
14246         EL_MM_TELEPORTER_YELLOW_1,
14247         EL_MM_TELEPORTER_YELLOW_16,
14248         EL_MM_TELEPORTER_YELLOW_15,
14249         EL_MM_TELEPORTER_YELLOW_14,
14250         EL_MM_TELEPORTER_YELLOW_13,
14251         EL_MM_TELEPORTER_YELLOW_12,
14252         EL_MM_TELEPORTER_YELLOW_11,
14253         EL_MM_TELEPORTER_YELLOW_10,
14254         EL_MM_TELEPORTER_YELLOW_9,
14255         EL_MM_TELEPORTER_YELLOW_8,
14256         EL_MM_TELEPORTER_YELLOW_7,
14257         EL_MM_TELEPORTER_YELLOW_6
14258       },
14259       {
14260         EL_MM_TELEPORTER_GREEN_5,
14261         EL_MM_TELEPORTER_GREEN_4,
14262         EL_MM_TELEPORTER_GREEN_3,
14263         EL_MM_TELEPORTER_GREEN_2,
14264         EL_MM_TELEPORTER_GREEN_1,
14265         EL_MM_TELEPORTER_GREEN_16,
14266         EL_MM_TELEPORTER_GREEN_15,
14267         EL_MM_TELEPORTER_GREEN_14,
14268         EL_MM_TELEPORTER_GREEN_13,
14269         EL_MM_TELEPORTER_GREEN_12,
14270         EL_MM_TELEPORTER_GREEN_11,
14271         EL_MM_TELEPORTER_GREEN_10,
14272         EL_MM_TELEPORTER_GREEN_9,
14273         EL_MM_TELEPORTER_GREEN_8,
14274         EL_MM_TELEPORTER_GREEN_7,
14275         EL_MM_TELEPORTER_GREEN_6
14276       },
14277       {
14278         EL_MM_TELEPORTER_BLUE_5,
14279         EL_MM_TELEPORTER_BLUE_4,
14280         EL_MM_TELEPORTER_BLUE_3,
14281         EL_MM_TELEPORTER_BLUE_2,
14282         EL_MM_TELEPORTER_BLUE_1,
14283         EL_MM_TELEPORTER_BLUE_16,
14284         EL_MM_TELEPORTER_BLUE_15,
14285         EL_MM_TELEPORTER_BLUE_14,
14286         EL_MM_TELEPORTER_BLUE_13,
14287         EL_MM_TELEPORTER_BLUE_12,
14288         EL_MM_TELEPORTER_BLUE_11,
14289         EL_MM_TELEPORTER_BLUE_10,
14290         EL_MM_TELEPORTER_BLUE_9,
14291         EL_MM_TELEPORTER_BLUE_8,
14292         EL_MM_TELEPORTER_BLUE_7,
14293         EL_MM_TELEPORTER_BLUE_6
14294       },
14295       {
14296         EL_MM_POLARIZER_1,
14297         EL_MM_POLARIZER_16,
14298         EL_MM_POLARIZER_15,
14299         EL_MM_POLARIZER_14,
14300         EL_MM_POLARIZER_13,
14301         EL_MM_POLARIZER_12,
14302         EL_MM_POLARIZER_11,
14303         EL_MM_POLARIZER_10,
14304         EL_MM_POLARIZER_9,
14305         EL_MM_POLARIZER_8,
14306         EL_MM_POLARIZER_7,
14307         EL_MM_POLARIZER_6,
14308         EL_MM_POLARIZER_5,
14309         EL_MM_POLARIZER_4,
14310         EL_MM_POLARIZER_3,
14311         EL_MM_POLARIZER_2
14312       },
14313       {
14314         EL_DF_MIRROR_1,
14315         EL_DF_MIRROR_16,
14316         EL_DF_MIRROR_15,
14317         EL_DF_MIRROR_14,
14318         EL_DF_MIRROR_13,
14319         EL_DF_MIRROR_12,
14320         EL_DF_MIRROR_11,
14321         EL_DF_MIRROR_10,
14322         EL_DF_MIRROR_9,
14323         EL_DF_MIRROR_8,
14324         EL_DF_MIRROR_7,
14325         EL_DF_MIRROR_6,
14326         EL_DF_MIRROR_5,
14327         EL_DF_MIRROR_4,
14328         EL_DF_MIRROR_3,
14329         EL_DF_MIRROR_2
14330       },
14331       {
14332         EL_DF_MIRROR_ROTATING_1,
14333         EL_DF_MIRROR_ROTATING_16,
14334         EL_DF_MIRROR_ROTATING_15,
14335         EL_DF_MIRROR_ROTATING_14,
14336         EL_DF_MIRROR_ROTATING_13,
14337         EL_DF_MIRROR_ROTATING_12,
14338         EL_DF_MIRROR_ROTATING_11,
14339         EL_DF_MIRROR_ROTATING_10,
14340         EL_DF_MIRROR_ROTATING_9,
14341         EL_DF_MIRROR_ROTATING_8,
14342         EL_DF_MIRROR_ROTATING_7,
14343         EL_DF_MIRROR_ROTATING_6,
14344         EL_DF_MIRROR_ROTATING_5,
14345         EL_DF_MIRROR_ROTATING_4,
14346         EL_DF_MIRROR_ROTATING_3,
14347         EL_DF_MIRROR_ROTATING_2
14348       },
14349       {
14350         EL_DF_MIRROR_FIXED_1,
14351         EL_DF_MIRROR_FIXED_16,
14352         EL_DF_MIRROR_FIXED_15,
14353         EL_DF_MIRROR_FIXED_14,
14354         EL_DF_MIRROR_FIXED_13,
14355         EL_DF_MIRROR_FIXED_12,
14356         EL_DF_MIRROR_FIXED_11,
14357         EL_DF_MIRROR_FIXED_10,
14358         EL_DF_MIRROR_FIXED_9,
14359         EL_DF_MIRROR_FIXED_8,
14360         EL_DF_MIRROR_FIXED_7,
14361         EL_DF_MIRROR_FIXED_6,
14362         EL_DF_MIRROR_FIXED_5,
14363         EL_DF_MIRROR_FIXED_4,
14364         EL_DF_MIRROR_FIXED_3,
14365         EL_DF_MIRROR_FIXED_2
14366       },
14367
14368       {
14369         -1,
14370       },
14371     };
14372     int i, j;
14373
14374     for (i = 0; swappable_elements[i][0] != -1; i++)
14375     {
14376       int element1 = swappable_elements[i][0];
14377       int element2 = swappable_elements[i][1];
14378
14379       if (old_element == element1 || old_element == element2)
14380         new_element = (old_element == element1 ? element2 : element1);
14381     }
14382
14383     for (i = 0; rotatable_elements_4[i][0] != -1; i++)
14384     {
14385       for (j = 0; j < 4; j++)
14386       {
14387         int element = rotatable_elements_4[i][j];
14388
14389         if (old_element == element)
14390           new_element = (button == 1 ? rotatable_elements_4[i][(j + 3) % 4] :
14391                          button == 2 ? rotatable_elements_4[i][0]           :
14392                          button == 3 ? rotatable_elements_4[i][(j + 1) % 4] :
14393                          old_element);
14394       }
14395     }
14396
14397     for (i = 0; rotatable_elements_8[i][0] != -1; i++)
14398     {
14399       for (j = 0; j < 8; j++)
14400       {
14401         int element = rotatable_elements_8[i][j];
14402
14403         if (old_element == element)
14404           new_element = (button == 1 ? rotatable_elements_8[i][(j + 7) % 8] :
14405                          button == 2 ? rotatable_elements_8[i][0]           :
14406                          button == 3 ? rotatable_elements_8[i][(j + 1) % 8] :
14407                          old_element);
14408       }
14409     }
14410
14411     for (i = 0; rotatable_elements_16[i][0] != -1; i++)
14412     {
14413       for (j = 0; j < 16; j++)
14414       {
14415         int element = rotatable_elements_16[i][j];
14416
14417         if (old_element == element)
14418           new_element = (button == 1 ? rotatable_elements_16[i][(j + 15) % 16] :
14419                          button == 2 ? rotatable_elements_16[i][0]             :
14420                          button == 3 ? rotatable_elements_16[i][(j + 1)  % 16] :
14421                          old_element);
14422       }
14423     }
14424
14425     if (old_element != new_element)
14426     {
14427       int max_infotext_len = getMaxInfoTextLength();
14428       char infotext[MAX_OUTPUT_LINESIZE + 1];
14429
14430       strncpy(infotext, getElementInfoText(new_element), max_infotext_len);
14431       infotext[max_infotext_len] = '\0';
14432
14433       ClearEditorGadgetInfoText();
14434
14435       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, INFOTEXT_FONT,
14436                 infotext);
14437     }
14438   }
14439
14440   if (IS_MM_WALL_EDITOR(new_element))
14441     SetElementSimpleExt(x, y, dx, dy, new_element, change_level);
14442   else
14443     SetElementSimple(x, y, new_element, change_level);
14444
14445   last_x = x;
14446   last_y = y;
14447 }
14448
14449 static void ResetIntelliDraw(void)
14450 {
14451   int x, y;
14452
14453   for (x = 0; x < lev_fieldx; x++)
14454     for (y = 0; y < lev_fieldy; y++)
14455       IntelliDrawBuffer[x][y] = Tile[x][y];
14456
14457   SetElementIntelliDraw(-1, -1, -1, -1, EL_UNDEFINED, FALSE, -1);
14458 }
14459
14460 static boolean draw_mode_hires = FALSE;
14461
14462 static boolean isHiresTileElement(int element)
14463 {
14464   return (IS_MM_WALL(element)        || element == EL_EMPTY);
14465 }
14466
14467 static boolean isHiresDrawElement(int element)
14468 {
14469   return (IS_MM_WALL_EDITOR(element) || element == EL_EMPTY);
14470 }
14471
14472 static int numHiresTiles(int element)
14473 {
14474   if (IS_MM_WALL(element))
14475     return get_number_of_bits(MM_WALL_BITS(element));
14476
14477   return 1;
14478 }
14479
14480 static void SetDrawModeHiRes(int element)
14481 {
14482   draw_mode_hires =
14483     (level.game_engine_type == GAME_ENGINE_TYPE_MM &&
14484      isHiresDrawElement(element));
14485 }
14486
14487 static boolean getDrawModeHiRes(void)
14488 {
14489   return draw_mode_hires;
14490 }
14491
14492 static int getLoResScreenPos(int pos)
14493 {
14494   return (getDrawModeHiRes() ? pos / 2 : pos);
14495 }
14496
14497 static int getLoResScreenMod(int pos)
14498 {
14499   return (getDrawModeHiRes() ? pos % 2 : 0);
14500 }
14501
14502 static void SetElementExt(int x, int y, int dx, int dy, int element,
14503                           boolean change_level, int button)
14504 {
14505   if (element < 0)
14506     SetElementSimple(x, y, Tile[x][y], change_level);
14507   else if (GetKeyModState() & KMOD_Shift)
14508     SetElementIntelliDraw(x, y, dx, dy, element, change_level, button);
14509   else
14510     SetElementSimpleExt(x, y, dx, dy, element, change_level);
14511 }
14512
14513 static void SetElement(int x, int y, int element)
14514 {
14515   SetElementExt(x, y, 0, 0, element, TRUE, -1);
14516 }
14517
14518 static void SetElementButton(int x, int y, int dx, int dy, int element,
14519                              int button)
14520 {
14521   SetElementExt(x, y, dx, dy, element, TRUE, button);
14522 }
14523
14524 static void SetElementHiRes(int sx2, int sy2, int element, boolean change_level)
14525 {
14526   int lx = getLoResScreenPos(sx2) + level_xpos;
14527   int ly = getLoResScreenPos(sy2) + level_ypos;
14528   int dx = getLoResScreenMod(sx2);
14529   int dy = getLoResScreenMod(sy2);
14530
14531   SetElementExt(lx, ly, dx, dy, element, change_level, -1);
14532 }
14533
14534 static void SetLevelElementHiRes(int lx2, int ly2, int element)
14535 {
14536   int lx = lx2 / 2;
14537   int ly = ly2 / 2;
14538   int dx = lx2 % 2;
14539   int dy = ly2 % 2;
14540
14541   SetElementExt(lx, ly, dx, dy, element, TRUE, -1);
14542 }
14543
14544 static int getLevelElementHiRes(int lx2, int ly2)
14545 {
14546   int lx = lx2 / 2;
14547   int ly = ly2 / 2;
14548   int dx = lx2 % 2;
14549   int dy = ly2 % 2;
14550   int element = Tile[lx][ly];
14551   unsigned int bitmask = (dx + 1) << (dy * 2);
14552
14553   if (IS_MM_WALL(element))
14554   {
14555     if (element & bitmask)
14556       return map_mm_wall_element(element);
14557     else
14558       return EL_EMPTY;
14559   }
14560
14561   return element;
14562 }
14563
14564 static void DrawLineElement(int x, int y, int element, boolean change_level)
14565 {
14566   SetElementHiRes(x, y, element, change_level);
14567 }
14568
14569 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
14570                      int element, boolean change_level)
14571 {
14572   int xsize = ABS(to_x - from_x);
14573   int ysize = ABS(to_y - from_y);
14574   int dx = (to_x < from_x ? -1 : +1);
14575   int dy = (to_y < from_y ? -1 : +1);
14576   int i;
14577
14578   if (from_y == to_y)                   // horizontal line
14579   {
14580     for (i = 0; i <= xsize; i++)
14581       DrawLineElement(from_x + i * dx, from_y, element, change_level);
14582   }
14583   else if (from_x == to_x)              // vertical line
14584   {
14585     for (i = 0; i <= ysize; i++)
14586       DrawLineElement(from_x, from_y + i * dy, element, change_level);
14587   }
14588   else                                  // diagonal line
14589   {
14590     if (ysize < xsize)                  // a < 1
14591     {
14592       float a = (float)ysize / (float)xsize;
14593
14594       for (i = 0; i <= xsize; i++)
14595       {
14596         int x = dx * i;
14597         int y = dy * (int)(a * i + 0.5);
14598
14599         DrawLineElement(from_x + x, from_y + y, element, change_level);
14600       }
14601     }
14602     else                                // a >= 1
14603     {
14604       float a = (float)xsize / (float)ysize;
14605
14606       for (i = 0; i <= ysize; i++)
14607       {
14608         int x = dx * (int)(a * i + 0.5);
14609         int y = dy * i;
14610
14611         DrawLineElement(from_x + x, from_y + y, element, change_level);
14612       }
14613     }
14614   }
14615 }
14616
14617 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
14618                     int element, boolean change_level)
14619 {
14620   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
14621   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
14622   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
14623   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
14624 }
14625
14626 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
14627                           int element, boolean change_level)
14628 {
14629   int y;
14630
14631   if (from_y > to_y)
14632     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
14633
14634   for (y = from_y; y <= to_y; y++)
14635     DrawLine(from_x, y, to_x, y, element, change_level);
14636 }
14637
14638 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
14639                        int element, boolean change_level)
14640 {
14641   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
14642   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
14643   int len_x = ABS(to_x - from_x);
14644   int len_y = ABS(to_y - from_y);
14645   int radius, x, y;
14646
14647   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
14648
14649   // not optimal (some points get drawn twice) but simple,
14650   // and fast enough for the few points we are drawing
14651
14652   for (x = 0; x <= radius; x++)
14653   {
14654     int sx, sy, sx2, sy2, lx, ly;
14655
14656     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
14657
14658     sx2 = from_x + x * (from_x < to_x2 ? +1 : -1);
14659     sy2 = from_y + y * (from_y < to_y2 ? +1 : -1);
14660     sx = getLoResScreenPos(sx2);
14661     sy = getLoResScreenPos(sy2);
14662     lx = sx + level_xpos;
14663     ly = sy + level_ypos;
14664
14665     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
14666       DrawLineElement(sx2, sy2, element, change_level);
14667   }
14668
14669   for (y = 0; y <= radius; y++)
14670   {
14671     int sx, sy, sx2, sy2, lx, ly;
14672
14673     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
14674
14675     sx2 = from_x + x * (from_x < to_x2 ? +1 : -1);
14676     sy2 = from_y + y * (from_y < to_y2 ? +1 : -1);
14677     sx = getLoResScreenPos(sx2);
14678     sy = getLoResScreenPos(sy2);
14679     lx = sx + level_xpos;
14680     ly = sy + level_ypos;
14681
14682     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
14683       DrawLineElement(sx2, sy2, element, change_level);
14684   }
14685 }
14686
14687 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
14688                     int element, boolean change_level)
14689 {
14690   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
14691   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
14692
14693   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
14694 }
14695
14696 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
14697
14698 #if DRAW_CIRCLES_BUTTON_AVAILABLE
14699 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
14700                        int element, boolean change_level)
14701 {
14702   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
14703   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
14704   int mirror_to_x2 = from_x - (to_x2 - from_x);
14705   int mirror_to_y2 = from_y - (to_y2 - from_y);
14706
14707   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
14708   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
14709   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
14710   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element, change_level);
14711 }
14712 #endif
14713
14714 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
14715 {
14716   int from_sx, from_sy;
14717   int to_sx, to_sy;
14718
14719   if (from_x > to_x)
14720     swap_numbers(&from_x, &to_x);
14721
14722   if (from_y > to_y)
14723     swap_numbers(&from_y, &to_y);
14724
14725   from_sx = SX + from_x * ed_tilesize;
14726   from_sy = SY + from_y * ed_tilesize;
14727   to_sx = SX + (to_x + 1) * ed_tilesize - 1;
14728   to_sy = SY + (to_y + 1) * ed_tilesize - 1;
14729
14730   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
14731   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
14732   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
14733   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
14734
14735   if (from_x == to_x && from_y == to_y)
14736     MarkTileDirty(from_x/2, from_y/2);
14737   else
14738     redraw_mask |= REDRAW_FIELD;
14739 }
14740
14741 static void DrawAreaBox(int from_x, int from_y, int to_x, int to_y,
14742                         int element, boolean change_level)
14743 {
14744   DrawBox(from_x, from_y, to_x, to_y, element, change_level);
14745 }
14746
14747 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
14748                        int element, boolean change_level)
14749 {
14750   if (element == -1 || change_level)
14751     DrawAreaBox(from_x, from_y, to_x, to_y, -1, FALSE);
14752   else
14753     DrawAreaBorder(from_x, from_y, to_x, to_y);
14754 }
14755
14756 // values for CopyBrushExt()
14757 #define CB_AREA_TO_BRUSH                0
14758 #define CB_BRUSH_TO_CURSOR              1
14759 #define CB_BRUSH_TO_LEVEL               2
14760 #define CB_DELETE_OLD_CURSOR            3
14761 #define CB_DUMP_BRUSH                   4
14762 #define CB_DUMP_BRUSH_SMALL             5
14763 #define CB_CLIPBOARD_TO_BRUSH           6
14764 #define CB_BRUSH_TO_CLIPBOARD           7
14765 #define CB_BRUSH_TO_CLIPBOARD_SMALL     8
14766 #define CB_UPDATE_BRUSH_POSITION        9
14767 #define CB_FLIP_BRUSH_X                 10
14768 #define CB_FLIP_BRUSH_Y                 11
14769 #define CB_FLIP_BRUSH_XY                12
14770
14771 #define MAX_CB_PART_SIZE        10
14772 #define MAX_CB_LINE_SIZE        (MAX_LEV_FIELDX + 1)    // text plus newline
14773 #define MAX_CB_NUM_LINES        (MAX_LEV_FIELDY)
14774 #define MAX_CB_TEXT_SIZE        (MAX_CB_LINE_SIZE *     \
14775                                  MAX_CB_NUM_LINES *     \
14776                                  MAX_CB_PART_SIZE)
14777
14778 static int getFlippedTileExt(int map[], int element)
14779 {
14780   int i;
14781
14782   for (i = 0; map[i] != -1; i++)
14783     if (map[i] == element)
14784       return map[i ^ 1];        // get flipped element by flipping LSB of index
14785
14786   return element;
14787 }
14788
14789 static int getFlippedTileX(int element)
14790 {
14791   int map[] =
14792   {
14793     EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY_RIGHT,
14794     EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY_RIGHT,
14795     EL_BUG_LEFT,                        EL_BUG_RIGHT,
14796     EL_SPACESHIP_LEFT,                  EL_SPACESHIP_RIGHT,
14797     EL_PACMAN_LEFT,                     EL_PACMAN_RIGHT,
14798     EL_ARROW_LEFT,                      EL_ARROW_RIGHT,
14799     EL_MOLE_LEFT,                       EL_MOLE_RIGHT,
14800     EL_BALLOON_SWITCH_LEFT,             EL_BALLOON_SWITCH_RIGHT,
14801     EL_YAMYAM_LEFT,                     EL_YAMYAM_RIGHT,
14802     EL_SP_PORT_LEFT,                    EL_SP_PORT_RIGHT,
14803     EL_SP_GRAVITY_PORT_LEFT,            EL_SP_GRAVITY_PORT_RIGHT,
14804     EL_SP_GRAVITY_ON_PORT_LEFT,         EL_SP_GRAVITY_ON_PORT_RIGHT,
14805     EL_SP_GRAVITY_OFF_PORT_LEFT,        EL_SP_GRAVITY_OFF_PORT_RIGHT,
14806     EL_CONVEYOR_BELT_1_LEFT,            EL_CONVEYOR_BELT_1_RIGHT,
14807     EL_CONVEYOR_BELT_2_LEFT,            EL_CONVEYOR_BELT_2_RIGHT,
14808     EL_CONVEYOR_BELT_3_LEFT,            EL_CONVEYOR_BELT_3_RIGHT,
14809     EL_CONVEYOR_BELT_4_LEFT,            EL_CONVEYOR_BELT_4_RIGHT,
14810     EL_SPRING_LEFT,                     EL_SPRING_RIGHT,
14811     EL_SP_CHIP_LEFT,                    EL_SP_CHIP_RIGHT,
14812     EL_TUBE_VERTICAL_LEFT,              EL_TUBE_VERTICAL_RIGHT,
14813     EL_TUBE_LEFT_UP,                    EL_TUBE_RIGHT_UP,
14814     EL_TUBE_LEFT_DOWN,                  EL_TUBE_RIGHT_DOWN,
14815     EL_DC_STEELWALL_1_LEFT,             EL_DC_STEELWALL_1_RIGHT,
14816     EL_DC_STEELWALL_1_TOPLEFT,          EL_DC_STEELWALL_1_TOPRIGHT,
14817     EL_DC_STEELWALL_1_BOTTOMLEFT,       EL_DC_STEELWALL_1_BOTTOMRIGHT,
14818     EL_DC_STEELWALL_1_TOPLEFT_2,        EL_DC_STEELWALL_1_TOPRIGHT_2,
14819     EL_DC_STEELWALL_1_BOTTOMLEFT_2,     EL_DC_STEELWALL_1_BOTTOMRIGHT_2,
14820     EL_DC_STEELWALL_2_LEFT,             EL_DC_STEELWALL_2_RIGHT,
14821     EL_ACID_POOL_TOPLEFT,               EL_ACID_POOL_TOPRIGHT,
14822     EL_ACID_POOL_BOTTOMLEFT,            EL_ACID_POOL_BOTTOMRIGHT,
14823
14824     -1
14825   };
14826
14827   return getFlippedTileExt(map, element);
14828 }
14829
14830 static int getFlippedTileY(int element)
14831 {
14832   int map[] =
14833   {
14834     EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY_DOWN,
14835     EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY_DOWN,
14836     EL_BUG_UP,                          EL_BUG_DOWN,
14837     EL_SPACESHIP_UP,                    EL_SPACESHIP_DOWN,
14838     EL_PACMAN_UP,                       EL_PACMAN_DOWN,
14839     EL_ARROW_UP,                        EL_ARROW_DOWN,
14840     EL_MOLE_UP,                         EL_MOLE_DOWN,
14841     EL_BALLOON_SWITCH_UP,               EL_BALLOON_SWITCH_DOWN,
14842     EL_YAMYAM_UP,                       EL_YAMYAM_DOWN,
14843     EL_SP_PORT_UP,                      EL_SP_PORT_DOWN,
14844     EL_SP_GRAVITY_PORT_UP,              EL_SP_GRAVITY_PORT_DOWN,
14845     EL_SP_GRAVITY_ON_PORT_UP,           EL_SP_GRAVITY_ON_PORT_DOWN,
14846     EL_SP_GRAVITY_OFF_PORT_UP,          EL_SP_GRAVITY_OFF_PORT_DOWN,
14847     EL_SP_CHIP_TOP,                     EL_SP_CHIP_BOTTOM,
14848     EL_TUBE_HORIZONTAL_UP,              EL_TUBE_HORIZONTAL_DOWN,
14849     EL_TUBE_LEFT_UP,                    EL_TUBE_LEFT_DOWN,
14850     EL_TUBE_RIGHT_UP,                   EL_TUBE_RIGHT_DOWN,
14851     EL_DC_STEELWALL_1_TOP,              EL_DC_STEELWALL_1_BOTTOM,
14852     EL_DC_STEELWALL_1_TOPLEFT,          EL_DC_STEELWALL_1_BOTTOMLEFT,
14853     EL_DC_STEELWALL_1_TOPRIGHT,         EL_DC_STEELWALL_1_BOTTOMRIGHT,
14854     EL_DC_STEELWALL_1_TOPLEFT_2,        EL_DC_STEELWALL_1_BOTTOMLEFT_2,
14855     EL_DC_STEELWALL_1_TOPRIGHT_2,       EL_DC_STEELWALL_1_BOTTOMRIGHT_2,
14856     EL_DC_STEELWALL_2_TOP,              EL_DC_STEELWALL_2_BOTTOM,
14857     EL_EMC_WALL_1,                      EL_EMC_WALL_3,
14858
14859     -1
14860   };
14861
14862   return getFlippedTileExt(map, element);
14863 }
14864
14865 static int getFlippedTileXY(int element)
14866 {
14867   int map[] =
14868   {
14869     EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY_UP,
14870     EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY_DOWN,
14871     EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY_UP,
14872     EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY_DOWN,
14873     EL_BUG_LEFT,                        EL_BUG_UP,
14874     EL_BUG_RIGHT,                       EL_BUG_DOWN,
14875     EL_SPACESHIP_LEFT,                  EL_SPACESHIP_UP,
14876     EL_SPACESHIP_RIGHT,                 EL_SPACESHIP_DOWN,
14877     EL_PACMAN_LEFT,                     EL_PACMAN_UP,
14878     EL_PACMAN_RIGHT,                    EL_PACMAN_DOWN,
14879     EL_ARROW_LEFT,                      EL_ARROW_UP,
14880     EL_ARROW_RIGHT,                     EL_ARROW_DOWN,
14881     EL_MOLE_LEFT,                       EL_MOLE_UP,
14882     EL_MOLE_RIGHT,                      EL_MOLE_DOWN,
14883     EL_BALLOON_SWITCH_LEFT,             EL_BALLOON_SWITCH_UP,
14884     EL_BALLOON_SWITCH_RIGHT,            EL_BALLOON_SWITCH_DOWN,
14885     EL_YAMYAM_LEFT,                     EL_YAMYAM_UP,
14886     EL_YAMYAM_RIGHT,                    EL_YAMYAM_DOWN,
14887     EL_SP_PORT_LEFT,                    EL_SP_PORT_UP,
14888     EL_SP_PORT_RIGHT,                   EL_SP_PORT_DOWN,
14889     EL_SP_GRAVITY_PORT_LEFT,            EL_SP_GRAVITY_PORT_UP,
14890     EL_SP_GRAVITY_PORT_RIGHT,           EL_SP_GRAVITY_PORT_DOWN,
14891     EL_SP_GRAVITY_ON_PORT_LEFT,         EL_SP_GRAVITY_ON_PORT_UP,
14892     EL_SP_GRAVITY_ON_PORT_RIGHT,        EL_SP_GRAVITY_ON_PORT_DOWN,
14893     EL_SP_GRAVITY_OFF_PORT_LEFT,        EL_SP_GRAVITY_OFF_PORT_UP,
14894     EL_SP_GRAVITY_OFF_PORT_RIGHT,       EL_SP_GRAVITY_OFF_PORT_DOWN,
14895     EL_SP_CHIP_LEFT,                    EL_SP_CHIP_TOP,
14896     EL_SP_CHIP_RIGHT,                   EL_SP_CHIP_BOTTOM,
14897     EL_TUBE_VERTICAL,                   EL_TUBE_HORIZONTAL,
14898     EL_TUBE_VERTICAL_LEFT,              EL_TUBE_HORIZONTAL_UP,
14899     EL_TUBE_VERTICAL_RIGHT,             EL_TUBE_HORIZONTAL_DOWN,
14900     EL_TUBE_LEFT_DOWN,                  EL_TUBE_RIGHT_UP,
14901     EL_DC_STEELWALL_1_LEFT,             EL_DC_STEELWALL_1_TOP,
14902     EL_DC_STEELWALL_1_RIGHT,            EL_DC_STEELWALL_1_BOTTOM,
14903     EL_DC_STEELWALL_1_HORIZONTAL,       EL_DC_STEELWALL_1_VERTICAL,
14904     EL_DC_STEELWALL_1_TOPRIGHT,         EL_DC_STEELWALL_1_BOTTOMLEFT,
14905     EL_DC_STEELWALL_1_TOPRIGHT_2,       EL_DC_STEELWALL_1_BOTTOMLEFT_2,
14906     EL_DC_STEELWALL_2_LEFT,             EL_DC_STEELWALL_2_TOP,
14907     EL_DC_STEELWALL_2_RIGHT,            EL_DC_STEELWALL_2_BOTTOM,
14908     EL_DC_STEELWALL_2_HORIZONTAL,       EL_DC_STEELWALL_2_VERTICAL,
14909     EL_EXPANDABLE_WALL_HORIZONTAL,      EL_EXPANDABLE_WALL_VERTICAL,
14910     EL_EXPANDABLE_STEELWALL_HORIZONTAL, EL_EXPANDABLE_STEELWALL_VERTICAL,
14911
14912     -1
14913   };
14914
14915   return getFlippedTileExt(map, element);
14916 }
14917
14918 static int getFlippedTile(int element, int mode)
14919 {
14920   if (IS_MM_ELEMENT(element))
14921   {
14922     // get MM game element
14923     element = map_element_RND_to_MM(element);
14924
14925     // get flipped game element
14926     element = (mode == CB_FLIP_BRUSH_X  ? getFlippedTileX_MM(element) :
14927                mode == CB_FLIP_BRUSH_Y  ? getFlippedTileY_MM(element) :
14928                mode == CB_FLIP_BRUSH_XY ? getFlippedTileXY_MM(element) :
14929                element);
14930
14931     // get RND game element again
14932     element = map_element_MM_to_RND(element);
14933   }
14934   else
14935   {
14936     // get flipped game element
14937     element = (mode == CB_FLIP_BRUSH_X  ? getFlippedTileX(element) :
14938                mode == CB_FLIP_BRUSH_Y  ? getFlippedTileY(element) :
14939                mode == CB_FLIP_BRUSH_XY ? getFlippedTileXY(element) :
14940                element);
14941   }
14942
14943   return element;
14944 }
14945
14946 static void SwapFlippedTiles(short *tile1, short *tile2, int mode)
14947 {
14948   // flip tiles
14949   short tile1_flipped = getFlippedTile(*tile1, mode);
14950   short tile2_flipped = getFlippedTile(*tile2, mode);
14951
14952   // swap tiles
14953   *tile1 = tile2_flipped;
14954   *tile2 = tile1_flipped;
14955 }
14956
14957 static void DrawBrushElement(int sx, int sy, int element, boolean change_level)
14958 {
14959   DrawLineElement(sx, sy, element, change_level);
14960 }
14961
14962 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
14963                          int button, int mode)
14964 {
14965   static short brush_buffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
14966   static int brush_width, brush_height;
14967   static int last_cursor_x = -1, last_cursor_y = -1;
14968   static boolean delete_old_brush = FALSE;
14969   int new_element = BUTTON_ELEMENT(button);
14970   int x, y;
14971
14972   if (mode == CB_DUMP_BRUSH ||
14973       mode == CB_DUMP_BRUSH_SMALL ||
14974       mode == CB_BRUSH_TO_CLIPBOARD ||
14975       mode == CB_BRUSH_TO_CLIPBOARD_SMALL)
14976   {
14977     if (edit_mode != ED_MODE_DRAWING)
14978       return;
14979
14980     char part[MAX_CB_PART_SIZE + 1] = "";
14981     char text[MAX_CB_TEXT_SIZE + 1] = "";
14982     int width  = (draw_with_brush ? brush_width  : lev_fieldx);
14983     int height = (draw_with_brush ? brush_height : lev_fieldy);
14984     char *format = "%s%03d";
14985
14986     for (y = 0; y < height; y++)
14987       for (x = 0; x < width; x++)
14988         if ((draw_with_brush ? brush_buffer[x][y] : Tile[x][y]) > 999)
14989           format = "%s%04d";
14990
14991     for (y = 0; y < height; y++)
14992     {
14993       for (x = 0; x < width; x++)
14994       {
14995         int element = (draw_with_brush ? brush_buffer[x][y] : Tile[x][y]);
14996         char *prefix = (mode == CB_DUMP_BRUSH ||
14997                         mode == CB_BRUSH_TO_CLIPBOARD ? "`" : "¸");
14998
14999         if (element >= NUM_FILE_ELEMENTS)
15000           element = EL_UNKNOWN;
15001
15002         // copy brush to level sketch text buffer for the R'n'D forum:
15003         // - large tiles: `xxx or `xxxx (0x60 ASCII)
15004         // - small tiles: ¸xxx or ¸xxxx (0xb8 ISO-8859-1, 0xc2b8 UTF-8)
15005         snprintf(part, MAX_CB_PART_SIZE + 1, format, prefix, element);
15006         strcat(text, part);
15007       }
15008
15009       strcat(text, "\n");
15010     }
15011
15012     if (mode == CB_BRUSH_TO_CLIPBOARD ||
15013         mode == CB_BRUSH_TO_CLIPBOARD_SMALL)
15014       SDL_SetClipboardText(text);
15015     else
15016       Print("%s", text);        // print brush data to console and log file
15017
15018     return;
15019   }
15020
15021   if (mode == CB_CLIPBOARD_TO_BRUSH)
15022   {
15023     if (edit_mode != ED_MODE_DRAWING)
15024       return;
15025
15026     if (!SDL_HasClipboardText())
15027     {
15028       Request("Clipboard is empty!", REQ_CONFIRM);
15029
15030       return;
15031     }
15032
15033     boolean copy_to_brush = (draw_with_brush ||
15034                              drawing_function == GADGET_ID_GRAB_BRUSH);
15035
15036     // this will delete the old brush, if already drawing with a brush
15037     if (copy_to_brush)
15038       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], MB_LEFTBUTTON);
15039
15040     // initialization is required for "odd" (incomplete) clipboard content
15041     for (x = 0; x < MAX_LEV_FIELDX; x++)
15042       for (y = 0; y < MAX_LEV_FIELDY; y++)
15043         brush_buffer[x][y] = EL_EMPTY;
15044
15045     brush_width  = 0;
15046     brush_height = 0;
15047     x = 0;
15048     y = 0;
15049
15050     char *clipboard_text = SDL_GetClipboardText();
15051     char *ptr = clipboard_text;
15052     boolean allow_new_row = FALSE;
15053     boolean stop = FALSE;
15054
15055     while (*ptr && !stop)
15056     {
15057       boolean prefix_found = FALSE;
15058       boolean start_new_row = FALSE;
15059
15060       // level sketch element number prefixes (may be multi-byte characters)
15061       char *prefix_list[] = { "`", "¸" };
15062       int i;
15063
15064       for (i = 0; i < ARRAY_SIZE(prefix_list); i++)
15065       {
15066         char *prefix = prefix_list[i];
15067
15068         // check if string is large enough for prefix
15069         if (strlen(ptr) < strlen(prefix))
15070         {
15071           stop = TRUE;
15072
15073           break;
15074         }
15075
15076         // check if string starts with prefix
15077         if (strPrefix(ptr, prefix))
15078         {
15079           ptr += strlen(prefix);
15080
15081           prefix_found = TRUE;
15082
15083           break;
15084         }
15085       }
15086
15087       // check if prefix found and followed by (at least) three digits
15088       if (prefix_found &&
15089           strlen(ptr) >= 3 &&
15090           ptr[0] >= '0' && ptr[0] <= '9' &&
15091           ptr[1] >= '0' && ptr[1] <= '9' &&
15092           ptr[2] >= '0' && ptr[2] <= '9')
15093       {
15094         int element = ((ptr[0] - '0') * 100 +
15095                        (ptr[1] - '0') * 10 +
15096                        (ptr[2] - '0'));
15097
15098         ptr += 3;
15099
15100         // level sketch element number might consist of four digits
15101         if (ptr[0] >= '0' && ptr[0] <= '9')
15102         {
15103           element = element * 10 + (ptr[0] - '0');
15104           ptr++;
15105         }
15106
15107         // remap some (historic, now obsolete) elements
15108         element = getMappedElement(element);
15109
15110         if (element >= NUM_FILE_ELEMENTS)
15111           element = EL_UNKNOWN;
15112
15113         brush_buffer[x][y] = element;
15114
15115         brush_width  = MAX(x + 1, brush_width);
15116         brush_height = MAX(y + 1, brush_height);
15117
15118         x++;
15119
15120         if (x >= MAX_LEV_FIELDX)
15121           start_new_row = TRUE;
15122
15123         allow_new_row = TRUE;
15124       }
15125       else
15126       {
15127         if ((*ptr == '\n' || *ptr == '\r') && allow_new_row)
15128           start_new_row = TRUE;
15129
15130         ptr++;          // !!! FIX THIS for real UTF-8 handling !!!
15131       }
15132
15133       if (start_new_row)
15134       {
15135         x = 0;
15136         y++;
15137
15138         if (y >= MAX_LEV_FIELDY)
15139           stop = TRUE;
15140
15141         allow_new_row = FALSE;
15142       }
15143     }
15144
15145     SDL_free(clipboard_text);
15146
15147     if (brush_width == 0 || brush_height == 0)
15148     {
15149       Request("No level sketch found in clipboard!", REQ_CONFIRM);
15150
15151       return;
15152     }
15153
15154     if (copy_to_brush)
15155     {
15156       struct GadgetInfo *gi = level_editor_gadget[GADGET_ID_DRAWING_LEVEL];
15157       int mx, my;
15158
15159       SDL_GetMouseState(&mx, &my);
15160
15161       // if inside drawing area, activate and draw brush at last mouse position
15162       if (mx >= gi->x && mx < gi->x + gi->width &&
15163           my >= gi->y && my < gi->y + gi->height)
15164         CopyBrushToCursor(last_cursor_x, last_cursor_y);
15165
15166       draw_with_brush = TRUE;
15167     }
15168     else
15169     {
15170       char request[100];
15171
15172       sprintf(request, "Replace level with %dx%d level sketch from clipboard?",
15173               brush_width, brush_height);
15174
15175       if (!Request(request, REQ_ASK))
15176         return;
15177
15178       for (x = 0; x < MAX_LEV_FIELDX; x++)
15179         for (y = 0; y < MAX_LEV_FIELDY; y++)
15180           Tile[x][y] = brush_buffer[x][y];
15181
15182       lev_fieldx = level.fieldx = brush_width;
15183       lev_fieldy = level.fieldy = brush_height;
15184
15185       boolean use_bd_engine = TRUE;
15186       boolean use_em_engine = TRUE;
15187       boolean use_sp_engine = TRUE;
15188       boolean use_mm_engine = TRUE;
15189
15190       for (x = 0; x < MAX_LEV_FIELDX; x++)
15191       {
15192         for (y = 0; y < MAX_LEV_FIELDY; y++)
15193         {
15194           int element = Tile[x][y];
15195
15196           if (!IS_BD_ELEMENT(element) && !IS_PLAYER_ELEMENT(element))
15197             use_bd_engine = FALSE;
15198
15199           if (!IS_EM_ELEMENT(element) && !IS_PLAYER_ELEMENT(element))
15200             use_em_engine = FALSE;
15201
15202           if (!IS_SP_ELEMENT(element))
15203             use_sp_engine = FALSE;
15204
15205           if (!IS_MM_ELEMENT(element) && element != EL_EMPTY)
15206             use_mm_engine = FALSE;
15207         }
15208       }
15209
15210       level.game_engine_type = (use_bd_engine ? GAME_ENGINE_TYPE_BD :
15211                                 use_em_engine ? GAME_ENGINE_TYPE_EM :
15212                                 use_sp_engine ? GAME_ENGINE_TYPE_SP :
15213                                 use_mm_engine ? GAME_ENGINE_TYPE_MM :
15214                                 GAME_ENGINE_TYPE_RND);
15215
15216       // update element selection list
15217       ReinitializeElementList();
15218       ModifyEditorElementList();
15219
15220       SetBorderElement();
15221
15222       DrawEditModeWindow();
15223       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
15224     }
15225
15226     return;
15227   }
15228
15229   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
15230     return;
15231
15232   if (mode == CB_AREA_TO_BRUSH)
15233   {
15234     int from_lx, from_ly;
15235
15236     if (from_x > to_x)
15237       swap_numbers(&from_x, &to_x);
15238
15239     if (from_y > to_y)
15240       swap_numbers(&from_y, &to_y);
15241
15242     brush_width = to_x - from_x + 1;
15243     brush_height = to_y - from_y + 1;
15244
15245     from_lx = from_x + level_xpos;
15246     from_ly = from_y + level_ypos;
15247
15248     for (y = 0; y < brush_height; y++)
15249     {
15250       for (x = 0; x < brush_width; x++)
15251       {
15252         brush_buffer[x][y] = Tile[from_lx + x][from_ly + y];
15253
15254         if (button != 1)
15255           DrawBrushElement(from_x + x, from_y + y, new_element, TRUE);
15256       }
15257     }
15258
15259     if (button != 1)
15260       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
15261
15262     delete_old_brush = FALSE;
15263   }
15264   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
15265            mode == CB_BRUSH_TO_LEVEL)
15266   {
15267     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
15268     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
15269     int cursor_from_x = cursor_x - brush_width / 2;
15270     int cursor_from_y = cursor_y - brush_height / 2;
15271     int border_from_x = cursor_x, border_from_y = cursor_y;
15272     int border_to_x = cursor_x, border_to_y = cursor_y;
15273
15274     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
15275       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
15276
15277     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
15278         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
15279     {
15280       delete_old_brush = FALSE;
15281
15282       return;
15283     }
15284
15285     for (y = 0; y < brush_height; y++)
15286     {
15287       for (x = 0; x < brush_width; x++)
15288       {
15289         int sx = cursor_from_x + x;
15290         int sy = cursor_from_y + y;
15291         int lx = sx + level_xpos;
15292         int ly = sy + level_ypos;
15293         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
15294         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
15295                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
15296                        brush_buffer[x][y] : new_element);
15297
15298         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
15299         {
15300           if (sx < border_from_x)
15301             border_from_x = sx;
15302           else if (sx > border_to_x)
15303             border_to_x = sx;
15304           if (sy < border_from_y)
15305             border_from_y = sy;
15306           else if (sy > border_to_y)
15307             border_to_y = sy;
15308
15309           DrawBrushElement(sx, sy, element, change_level);
15310         }
15311       }
15312     }
15313
15314     if (mode != CB_DELETE_OLD_CURSOR)
15315       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
15316
15317     last_cursor_x = cursor_x;
15318     last_cursor_y = cursor_y;
15319
15320     delete_old_brush = TRUE;
15321   }
15322   else if (mode == CB_FLIP_BRUSH_X)
15323   {
15324     for (y = 0; y < brush_height; y++)
15325       for (x = 0; x < (brush_width + 1) / 2; x++)
15326         SwapFlippedTiles(&brush_buffer[x][y],
15327                          &brush_buffer[brush_width - x - 1][y], mode);
15328
15329     CopyBrushExt(last_cursor_x, last_cursor_y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
15330   }
15331   else if (mode == CB_FLIP_BRUSH_Y)
15332   {
15333     for (y = 0; y < (brush_height + 1) / 2; y++)
15334       for (x = 0; x < brush_width; x++)
15335         SwapFlippedTiles(&brush_buffer[x][y],
15336                          &brush_buffer[x][brush_height - y - 1], mode);
15337
15338     CopyBrushExt(last_cursor_x, last_cursor_y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
15339   }
15340   else if (mode == CB_FLIP_BRUSH_XY)
15341   {
15342     CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
15343
15344     for (y = 0; y < MAX(brush_width, brush_height); y++)
15345       for (x = 0; x <= y; x++)
15346         SwapFlippedTiles(&brush_buffer[x][y],
15347                          &brush_buffer[y][x], mode);
15348
15349     swap_numbers(&brush_width, &brush_height);
15350
15351     CopyBrushExt(last_cursor_x, last_cursor_y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
15352   }
15353
15354   if (mode == CB_UPDATE_BRUSH_POSITION)
15355   {
15356     last_cursor_x = from_x;
15357     last_cursor_y = from_y;
15358   }
15359 }
15360
15361 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
15362                             int button)
15363 {
15364   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
15365 }
15366
15367 static void CopyBrushToLevel(int x, int y, int button)
15368 {
15369   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
15370 }
15371
15372 static void CopyBrushToCursor(int x, int y)
15373 {
15374   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
15375 }
15376
15377 static void UpdateBrushPosition(int x, int y)
15378 {
15379   CopyBrushExt(x, y, 0, 0, 0, CB_UPDATE_BRUSH_POSITION);
15380 }
15381
15382 static void DeleteBrushFromCursor(void)
15383 {
15384   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
15385 }
15386
15387 static void FlipBrushX(void)
15388 {
15389   CopyBrushExt(0, 0, 0, 0, 0, CB_FLIP_BRUSH_X);
15390 }
15391
15392 static void FlipBrushY(void)
15393 {
15394   CopyBrushExt(0, 0, 0, 0, 0, CB_FLIP_BRUSH_Y);
15395 }
15396
15397 static void RotateBrush(void)
15398 {
15399   CopyBrushExt(0, 0, 0, 0, 0, CB_FLIP_BRUSH_XY);
15400   CopyBrushExt(0, 0, 0, 0, 0, CB_FLIP_BRUSH_X);
15401 }
15402
15403 void DumpBrush(void)
15404 {
15405   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
15406 }
15407
15408 void DumpBrush_Small(void)
15409 {
15410   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
15411 }
15412
15413 void CopyClipboardToBrush(void)
15414 {
15415   CopyBrushExt(0, 0, 0, 0, 0, CB_CLIPBOARD_TO_BRUSH);
15416 }
15417
15418 void CopyBrushToClipboard(void)
15419 {
15420   CopyBrushExt(0, 0, 0, 0, 0, CB_BRUSH_TO_CLIPBOARD);
15421 }
15422
15423 void CopyBrushToClipboard_Small(void)
15424 {
15425   CopyBrushExt(0, 0, 0, 0, 0, CB_BRUSH_TO_CLIPBOARD_SMALL);
15426 }
15427
15428 void UndoLevelEditorOperation(void)
15429 {
15430   ClickOnGadget(level_editor_gadget[GADGET_ID_UNDO], -1);
15431 }
15432
15433 void RedoLevelEditorOperation(void)
15434 {
15435   ClickOnGadget(level_editor_gadget[GADGET_ID_UNDO], 3);
15436 }
15437
15438 static void FloodFill(int from_x, int from_y, int fill_element)
15439 {
15440   FloodFillLevel(from_x, from_y, fill_element, Tile, lev_fieldx, lev_fieldy);
15441 }
15442
15443 static void FloodFillWall_MM(int from_sx2, int from_sy2, int fill_element)
15444 {
15445   int from_x = from_sx2 + 2 * level_xpos;
15446   int from_y = from_sy2 + 2 * level_ypos;
15447   int max_fillx = lev_fieldx * 2;
15448   int max_filly = lev_fieldy * 2;
15449   short Fill[max_fillx][max_filly];
15450   int x, y;
15451
15452   for (x = 0; x < max_fillx; x++)
15453     for (y = 0; y < max_filly; y++)
15454       Fill[x][y] = getLevelElementHiRes(x, y);
15455
15456   FloodFillLevelExt(from_x, from_y, fill_element, max_fillx, max_filly,
15457                     Fill, max_fillx, max_filly);
15458
15459   for (x = 0; x < max_fillx; x++)
15460     for (y = 0; y < max_filly; y++)
15461       if (Fill[x][y] == fill_element)
15462         SetLevelElementHiRes(x, y, Fill[x][y]);
15463 }
15464
15465 // values for DrawLevelText() modes
15466 #define TEXT_INIT               0
15467 #define TEXT_SETCURSOR          1
15468 #define TEXT_WRITECHAR          2
15469 #define TEXT_BACKSPACE          3
15470 #define TEXT_NEWLINE            4
15471 #define TEXT_END                5
15472 #define TEXT_QUERY_TYPING       6
15473
15474 static int DrawLevelText(int sx, int sy, char letter, int mode)
15475 {
15476   static short delete_buffer[MAX_LEV_FIELDX];
15477   static int start_sx;
15478   static int last_sx, last_sy;
15479   static boolean typing = FALSE;
15480   int letter_element;
15481   int lx = 0, ly = 0;
15482
15483   // map lower case letters to upper case and convert special characters
15484   if (letter >= 'a' && letter <= 'z')
15485     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
15486   else if (letter == CHAR_BYTE_UMLAUT_a || letter == CHAR_BYTE_UMLAUT_A)
15487     letter_element = EL_CHAR_AUMLAUT;
15488   else if (letter == CHAR_BYTE_UMLAUT_o || letter == CHAR_BYTE_UMLAUT_O)
15489     letter_element = EL_CHAR_OUMLAUT;
15490   else if (letter == CHAR_BYTE_UMLAUT_u || letter == CHAR_BYTE_UMLAUT_U)
15491     letter_element = EL_CHAR_UUMLAUT;
15492   else if (letter == '^')
15493     letter_element = EL_CHAR_COPYRIGHT;
15494   else
15495     letter_element = EL_CHAR_ASCII0 + letter;
15496
15497   if (mode != TEXT_INIT)
15498   {
15499     if (!typing)
15500       return FALSE;
15501
15502     if (mode != TEXT_SETCURSOR)
15503     {
15504       sx = last_sx;
15505       sy = last_sy;
15506     }
15507
15508     lx = last_sx + level_xpos;
15509     ly = last_sy + level_ypos;
15510   }
15511
15512   switch (mode)
15513   {
15514     case TEXT_INIT:
15515       if (typing)
15516         DrawLevelText(0, 0, 0, TEXT_END);
15517
15518       typing = TRUE;
15519       start_sx = sx;
15520       last_sx = sx;
15521       last_sy = sy;
15522       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
15523       break;
15524
15525     case TEXT_SETCURSOR:
15526       DrawEditorElement(last_sx, last_sy, Tile[lx][ly]);
15527       DrawAreaBorder(sx, sy, sx, sy);
15528       StartTextInput(SX + sx * ed_tilesize, SY + sy * ed_tilesize,
15529                      ed_tilesize, ed_tilesize);
15530       last_sx = sx;
15531       last_sy = sy;
15532       break;
15533
15534     case TEXT_WRITECHAR:
15535       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
15536       {
15537         if (new_element1 >= EL_STEEL_CHAR_START &&
15538             new_element1 <= EL_STEEL_CHAR_END)
15539           letter_element = letter_element - EL_CHAR_START + EL_STEEL_CHAR_START;
15540
15541         delete_buffer[sx - start_sx] = Tile[lx][ly];
15542         Tile[lx][ly] = letter_element;
15543
15544         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
15545           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
15546         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
15547           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
15548         else
15549           DrawLevelText(0, 0, 0, TEXT_END);
15550
15551         level.changed = TRUE;
15552       }
15553       break;
15554
15555     case TEXT_BACKSPACE:
15556       if (sx > start_sx)
15557       {
15558         Tile[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
15559         DrawEditorElement(sx - 1, sy, Tile[lx - 1][ly]);
15560         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
15561       }
15562       break;
15563
15564     case TEXT_NEWLINE:
15565       if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
15566         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
15567       else
15568         DrawLevelText(0, 0, 0, TEXT_END);
15569       break;
15570
15571     case TEXT_END:
15572       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
15573       DrawEditorElement(sx, sy, Tile[lx][ly]);
15574       StopTextInput();
15575       typing = FALSE;
15576       break;
15577
15578     case TEXT_QUERY_TYPING:
15579       break;
15580
15581     default:
15582       break;
15583   }
15584
15585   return typing;
15586 }
15587
15588 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
15589                           int element, boolean change_level)
15590 {
15591   int lx = sx + level_xpos;
15592   int ly = sy + level_ypos;
15593
15594   if (element == -1)
15595     DrawEditorElement(sx, sy, Tile[lx][ly]);
15596   else
15597     DrawAreaBorder(sx, sy, sx, sy);
15598 }
15599
15600 static void CheckLevelBorderElement(boolean redraw_playfield)
15601 {
15602   int last_border_element = BorderElement;
15603
15604   SetBorderElement();
15605
15606   if (redraw_playfield && BorderElement != last_border_element)
15607     DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
15608 }
15609
15610 static void CopyLevelToUndoBuffer(int mode)
15611 {
15612   static boolean accumulated_undo = FALSE;
15613   boolean new_undo_buffer_position = TRUE;
15614   int x, y;
15615
15616   if (undo_buffer_steps == 0)
15617     accumulated_undo = FALSE;
15618
15619   switch (mode)
15620   {
15621     case UNDO_IMMEDIATE:
15622       accumulated_undo = FALSE;
15623       break;
15624
15625     case UNDO_ACCUMULATE:
15626       if (accumulated_undo)
15627         new_undo_buffer_position = FALSE;
15628       accumulated_undo = TRUE;
15629       break;
15630
15631     default:
15632       break;
15633   }
15634
15635   if (new_undo_buffer_position)
15636   {
15637     // advance position in undo buffer ring
15638     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
15639
15640     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
15641       undo_buffer_steps++;
15642   }
15643
15644   // always reset redo buffer when storing level change into undo buffer
15645   redo_buffer_steps = 0;
15646
15647   for (x = 0; x < lev_fieldx; x++)
15648     for (y = 0; y < lev_fieldy; y++)
15649       UndoBuffer[undo_buffer_position][x][y] = Tile[x][y];
15650
15651   // check if drawing operation forces change of border style
15652   CheckLevelBorderElement(TRUE);
15653
15654   level.changed = TRUE;
15655 }
15656
15657 static void RandomPlacement(int new_element)
15658 {
15659   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
15660   int num_free_positions = 0;
15661   int num_percentage, num_elements;
15662   int x, y;
15663
15664   ResetIntelliDraw();
15665
15666   // determine number of free positions for randomly placing the new element
15667   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
15668   {
15669     free_position[x][y] =
15670       (random_placement_background_restricted ?
15671        Tile[x][y] == random_placement_background_element :
15672        Tile[x][y] != new_element);
15673
15674     if (free_position[x][y])
15675       num_free_positions++;
15676   }
15677
15678   // determine number of new elements to place there
15679   num_percentage = num_free_positions * random_placement_value / 100;
15680   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
15681                   num_percentage : random_placement_value);
15682
15683   // if less free positions than elements to place, fill all these positions
15684   if (num_free_positions < num_elements)
15685   {
15686     for (x = 0; x < lev_fieldx; x++)
15687       for (y = 0; y < lev_fieldy; y++)
15688         if (free_position[x][y])
15689           SetElement(x, y, new_element);
15690   }
15691   else
15692   {
15693     while (num_elements > 0)
15694     {
15695       x = GetSimpleRandom(lev_fieldx);
15696       y = GetSimpleRandom(lev_fieldy);
15697
15698       // don't place element at the same position twice
15699       if (free_position[x][y])
15700       {
15701         free_position[x][y] = FALSE;
15702         SetElement(x, y, new_element);
15703         num_elements--;
15704       }
15705     }
15706   }
15707
15708   DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
15709   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
15710 }
15711
15712 static void WrapLevel(int dx, int dy)
15713 {
15714   int wrap_dx = lev_fieldx - dx;
15715   int wrap_dy = lev_fieldy - dy;
15716   int x, y;
15717
15718   for (x = 0; x < lev_fieldx; x++)
15719     for (y = 0; y < lev_fieldy; y++)
15720       TileBackup[x][y] = Tile[x][y];
15721
15722   for (x = 0; x < lev_fieldx; x++)
15723     for (y = 0; y < lev_fieldy; y++)
15724       Tile[x][y] =
15725         TileBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
15726
15727   DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
15728   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
15729 }
15730
15731 static void DrawAreaElementHighlight(boolean highlighted,
15732                                      boolean highlighted_similar)
15733 {
15734   DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
15735
15736   if (!highlighted)
15737     return;
15738
15739   int x, y;
15740
15741   for (x = 0; x < ed_fieldx; x++)
15742   {
15743     for (y = 0; y < ed_fieldy; y++)
15744     {
15745       boolean highlight = FALSE;
15746       int lx = x + level_xpos;
15747       int ly = y + level_ypos;
15748
15749       if (!IN_LEV_FIELD(lx, ly))
15750         continue;
15751
15752       // check if element is the same
15753       if (Tile[lx][ly] == new_element1)
15754         highlight = TRUE;
15755
15756       // check if element is similar
15757       if (highlighted_similar &&
15758           strEqual(element_info[Tile[lx][ly]].class_name,
15759                    element_info[new_element1].class_name))
15760         highlight = TRUE;
15761
15762       // check if element is matching MM style wall
15763       if (IS_MM_WALL(Tile[lx][ly]) &&
15764           map_mm_wall_element(Tile[lx][ly]) == new_element1)
15765         highlight = TRUE;
15766
15767       if (!highlight)
15768         continue;
15769
15770       if (IS_MM_WALL(Tile[lx][ly]) && !highlighted_similar)
15771       {
15772         int i;
15773
15774         for (i = 0; i < 4; i++)
15775         {
15776           if (!(MM_WALL_BITS(Tile[lx][ly]) & (1 << i)))
15777             continue;
15778
15779           int xx = x * 2 + (i % 2);
15780           int yy = y * 2 + (i / 2);
15781           int sx = SX + xx * ed_tilesize / 2;
15782           int sy = SY + yy * ed_tilesize / 2;
15783           int from_sx = sx;
15784           int from_sy = sy;
15785           int to_sx = sx + ed_tilesize / 2 - 1;
15786           int to_sy = sy + ed_tilesize / 2 - 1;
15787
15788           DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx,   from_sy);
15789           DrawSimpleWhiteLine(drawto, to_sx,   from_sy, to_sx,   to_sy);
15790           DrawSimpleWhiteLine(drawto, to_sx,   to_sy,   from_sx, to_sy);
15791           DrawSimpleWhiteLine(drawto, from_sx, to_sy,   from_sx, from_sy);
15792         }
15793       }
15794       else
15795       {
15796         int sx = SX + x * ed_tilesize;
15797         int sy = SY + y * ed_tilesize;
15798         int from_sx = sx;
15799         int from_sy = sy;
15800         int to_sx = sx + ed_tilesize - 1;
15801         int to_sy = sy + ed_tilesize - 1;
15802
15803         DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx,   from_sy);
15804         DrawSimpleWhiteLine(drawto, to_sx,   from_sy, to_sx,   to_sy);
15805         DrawSimpleWhiteLine(drawto, to_sx,   to_sy,   from_sx, to_sy);
15806         DrawSimpleWhiteLine(drawto, from_sx, to_sy,   from_sx, from_sy);
15807       }
15808     }
15809   }
15810 }
15811
15812 static void CopyLevelTemplateToUserLevelSet(char *levelset_subdir)
15813 {
15814   char *template_filename_old = getLocalLevelTemplateFilename();
15815   char *template_filename_new =
15816     getPath2(getUserLevelDir(levelset_subdir), LEVELTEMPLATE_FILENAME);
15817
15818   if (copyFile(template_filename_old, template_filename_new) != 0)
15819     Request("Cannot copy level template!", REQ_CONFIRM);
15820
15821   free(template_filename_new);
15822 }
15823
15824 static void HandleDrawingAreas(struct GadgetInfo *gi)
15825 {
15826   static boolean started_inside_drawing_area = FALSE;
15827   static int last_sx = -1;
15828   static int last_sy = -1;
15829   static int last_sx2 = -1;
15830   static int last_sy2 = -1;
15831   int id = gi->custom_id;
15832   int type_id = gi->custom_type_id;
15833   boolean button_press_event;
15834   boolean button_release_event;
15835   boolean inside_drawing_area = !gi->event.off_borders;
15836   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
15837   int actual_drawing_function;
15838   int button = gi->event.button;
15839   int new_element = BUTTON_ELEMENT(button);
15840   int sx = gi->event.x, sy = gi->event.y;
15841   int min_sx = 0, min_sy = 0;
15842   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
15843   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
15844   int mini_item_xsize = item_xsize / 2, mini_item_ysize = item_ysize / 2;
15845   int sx2 = gi->event.mx / mini_item_xsize;
15846   int sy2 = gi->event.my / mini_item_ysize;
15847   int dx = sx2 % 2;
15848   int dy = sy2 % 2;
15849   int lx = 0, ly = 0;
15850   int x, y;
15851
15852   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
15853   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
15854
15855   // make sure to stay inside drawing area boundaries
15856   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
15857   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
15858
15859   if (draw_level)
15860   {
15861     int min_lx = 0, min_ly = 0;
15862     int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
15863
15864     // get positions inside level field
15865     lx = sx + level_xpos;
15866     ly = sy + level_ypos;
15867
15868     if (!IN_LEV_FIELD(lx, ly))
15869       inside_drawing_area = FALSE;
15870
15871     // make sure to stay inside level field boundaries
15872     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
15873     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
15874
15875     // correct drawing area positions accordingly
15876     sx = lx - level_xpos;
15877     sy = ly - level_ypos;
15878   }
15879
15880   // also correct MM wall-sized (double) drawing area positions accordingly
15881   if (sx2 / 2 < sx || sx2 / 2 > sx)
15882   {
15883     dx = (sx2 / 2 < sx ? 0 : 1);
15884     sx2 = sx * 2 + dx;
15885   }
15886   if (sy2 / 2 < sy || sy2 / 2 > sy)
15887   {
15888     dy = (sy2 / 2 < sy ? 0 : 1);
15889     sy2 = sy * 2 + dy;
15890   }
15891
15892   if (!button_press_event && !button_release_event)
15893   {
15894     int old_element = (IN_LEV_FIELD(lx, ly) ? Tile[lx][ly] : EL_UNDEFINED);
15895     boolean hires_drawing = (level.game_engine_type == GAME_ENGINE_TYPE_MM &&
15896                              isHiresTileElement(old_element) &&
15897                              isHiresDrawElement(new_element));
15898
15899     // prevent handling events for every pixel position when moving mouse
15900     if ((sx == last_sx && sy == last_sy && !hires_drawing) ||
15901         (sx2 == last_sx2 && sy2 == last_sy2))
15902       return;
15903   }
15904
15905   last_sx = sx;
15906   last_sy = sy;
15907   last_sx2 = sx2;
15908   last_sy2 = sy2;
15909
15910   if (button_press_event)
15911     started_inside_drawing_area = inside_drawing_area;
15912
15913   if (!started_inside_drawing_area)
15914     return;
15915
15916   if (!IS_VALID_BUTTON(button))
15917     return;
15918
15919   // handle info callback for each invocation of action callback
15920   gi->callback_info(gi);
15921
15922   // automatically switch to 'single item' drawing mode, if needed
15923   actual_drawing_function =
15924     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
15925      drawing_function : GADGET_ID_SINGLE_ITEMS);
15926
15927   // clicking into drawing area with pressed Control key picks element
15928   if (GetKeyModState() & KMOD_Control)
15929   {
15930     last_drawing_function = drawing_function;
15931     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
15932   }
15933
15934   if (GetKeyModState() & KMOD_Shift)
15935   {
15936     if (button_press_event || button_release_event)
15937       ResetIntelliDraw();
15938   }
15939
15940   SetDrawModeHiRes(-1);         // reset to normal draw mode
15941
15942   switch (actual_drawing_function)
15943   {
15944     case GADGET_ID_SINGLE_ITEMS:
15945       if (draw_level)
15946       {
15947         if (button_release_event)
15948         {
15949           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
15950
15951           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
15952               !inside_drawing_area)
15953             DeleteBrushFromCursor();
15954
15955           break;
15956         }
15957
15958         if (draw_with_brush)
15959         {
15960           CopyBrushToLevel(sx, sy, button);
15961         }
15962         else
15963         {
15964           SetDrawModeHiRes(new_element);
15965
15966           if (IS_PLAYER_ELEMENT(new_element) || IS_MM_MCDUFFIN(new_element))
15967           {
15968             // remove player at old position
15969             for (y = 0; y < lev_fieldy; y++)
15970             {
15971               for (x = 0; x < lev_fieldx; x++)
15972               {
15973                 int old_element = Tile[x][y];
15974
15975                 if (IS_PLAYER_ELEMENT(old_element) &&
15976                     IS_PLAYER_ELEMENT(new_element))
15977                 {
15978                   int replaced_with_element =
15979                     (old_element == EL_SOKOBAN_FIELD_PLAYER &&
15980                      new_element == EL_PLAYER_1 ? EL_SOKOBAN_FIELD_EMPTY :
15981
15982                      old_element == EL_SOKOBAN_FIELD_PLAYER &&
15983                      new_element == old_element ? EL_SOKOBAN_FIELD_EMPTY :
15984
15985                      new_element == EL_SOKOBAN_FIELD_PLAYER &&
15986                      old_element == EL_PLAYER_1 ? EL_EMPTY :
15987
15988                      new_element >= EL_PLAYER_1 &&
15989                      new_element <= EL_PLAYER_4 &&
15990                      new_element == old_element ? EL_EMPTY :
15991
15992                      old_element);
15993
15994                   SetElement(x, y, replaced_with_element);
15995                 }
15996                 else if (IS_MM_MCDUFFIN(old_element) &&
15997                          IS_MM_MCDUFFIN(new_element))
15998                 {
15999                   // remove McDuffin at old position
16000                   SetElement(x, y, EL_EMPTY);
16001                 }
16002               }
16003             }
16004           }
16005
16006           SetElementButton(lx, ly, dx, dy, new_element, button);
16007         }
16008       }
16009       else if (!button_release_event)
16010       {
16011         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
16012
16013         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
16014           DrawMiniGraphicExt(drawto,
16015                              gi->x + sx * MINI_TILEX,
16016                              gi->y + sy * MINI_TILEY,
16017                              el2edimg(new_element));
16018         else
16019           DrawFixedGraphicExt(drawto,
16020                               gi->x + sx * TILEX,
16021                               gi->y + sy * TILEY,
16022                               el2edimg(new_element), 0);
16023
16024         if (id == GADGET_ID_CUSTOM_GRAPHIC)
16025           new_element = GFX_ELEMENT(new_element);
16026
16027         drawingarea_info[type_id].value[pos] = new_element;
16028
16029         CopyElementPropertiesToGame(properties_element);
16030
16031         if (id == GADGET_ID_CUSTOM_GRAPHIC)
16032         {
16033           UpdateCustomElementGraphicGadgets();
16034
16035           FrameCounter = 0;     // restart animation frame counter
16036         }
16037       }
16038       break;
16039
16040     case GADGET_ID_CONNECTED_ITEMS:
16041       {
16042         static int last_sx = -1;
16043         static int last_sy = -1;
16044
16045         if (button_release_event)
16046           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
16047
16048         SetDrawModeHiRes(new_element);
16049
16050         if (getDrawModeHiRes())
16051         {
16052           sx = sx2;
16053           sy = sy2;
16054         }
16055
16056         if (!button_press_event)
16057           DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
16058
16059         last_sx = sx;
16060         last_sy = sy;
16061       }
16062       break;
16063
16064     case GADGET_ID_LINE:
16065     case GADGET_ID_ARC:
16066     case GADGET_ID_RECTANGLE:
16067     case GADGET_ID_FILLED_BOX:
16068       SetDrawModeHiRes(new_element);
16069
16070       if (getDrawModeHiRes())
16071       {
16072         sx = sx2;
16073         sy = sy2;
16074       }
16075       // FALLTHROUGH
16076     case GADGET_ID_GRAB_BRUSH:
16077     case GADGET_ID_TEXT:
16078       {
16079         static int last_sx = -1;
16080         static int last_sy = -1;
16081         static int start_sx = -1;
16082         static int start_sy = -1;
16083         void (*draw_func)(int, int, int, int, int, boolean);
16084
16085         if (drawing_function == GADGET_ID_LINE)
16086           draw_func = DrawLine;
16087         else if (drawing_function == GADGET_ID_ARC)
16088           draw_func = DrawArc;
16089         else if (drawing_function == GADGET_ID_RECTANGLE)
16090           draw_func = DrawBox;
16091         else if (drawing_function == GADGET_ID_FILLED_BOX)
16092           draw_func = DrawFilledBox;
16093         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
16094           draw_func = SelectArea;
16095         else // (drawing_function == GADGET_ID_TEXT)
16096           draw_func = SetTextCursor;
16097
16098         if (button_press_event)
16099         {
16100           draw_func(sx, sy, sx, sy, new_element, FALSE);
16101           start_sx = last_sx = sx;
16102           start_sy = last_sy = sy;
16103
16104           if (drawing_function == GADGET_ID_TEXT)
16105             DrawLevelText(0, 0, 0, TEXT_END);
16106         }
16107         else if (button_release_event)
16108         {
16109           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
16110           if (drawing_function == GADGET_ID_GRAB_BRUSH)
16111           {
16112             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
16113             CopyBrushToCursor(sx, sy);
16114             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
16115                           MB_LEFTBUTTON);
16116             draw_with_brush = TRUE;
16117           }
16118           else if (drawing_function == GADGET_ID_TEXT)
16119             DrawLevelText(sx, sy, 0, TEXT_INIT);
16120           else
16121             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
16122         }
16123         else if (last_sx != sx || last_sy != sy)
16124         {
16125           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
16126           if (IS_MM_WALL_EDITOR(new_element))   // clear wall background
16127             draw_func(start_sx, start_sy, sx, sy, EL_EMPTY, FALSE);
16128           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
16129           last_sx = sx;
16130           last_sy = sy;
16131         }
16132       }
16133       break;
16134
16135     case GADGET_ID_FLOOD_FILL:
16136       if (button_press_event && Tile[lx][ly] != new_element)
16137       {
16138         if (IS_MM_WALL_EDITOR(new_element))
16139           FloodFillWall_MM(sx2, sy2, new_element);
16140         else
16141           FloodFill(lx, ly, new_element);
16142
16143         DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
16144         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
16145       }
16146       break;
16147
16148     case GADGET_ID_PICK_ELEMENT:
16149       if (button_release_event)
16150         ClickOnGadget(level_editor_gadget[last_drawing_function],
16151                       MB_LEFTBUTTON);
16152       else if (draw_level)
16153         PickDrawingElement(button, Tile[lx][ly]);
16154       else
16155       {
16156         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
16157
16158         PickDrawingElement(button, drawingarea_info[type_id].value[pos]);
16159       }
16160
16161     default:
16162       break;
16163   }
16164
16165   // do not mark level as modified for certain non-level-changing gadgets
16166   if ((type_id >= ED_DRAWING_ID_EDITOR_FIRST &&
16167        type_id <= ED_DRAWING_ID_EDITOR_LAST) ||
16168       actual_drawing_function == GADGET_ID_GRAB_BRUSH ||
16169       actual_drawing_function == GADGET_ID_PICK_ELEMENT)
16170     return;
16171
16172   level.changed = TRUE;
16173 }
16174
16175 static void HandleCounterButtons(struct GadgetInfo *gi)
16176 {
16177   int gadget_id = gi->custom_id;
16178   int counter_id = gi->custom_type_id;
16179   int button = gi->event.button;
16180   int *counter_value = counterbutton_info[counter_id].value;
16181   int step = BUTTON_STEPSIZE(button) *
16182     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
16183
16184   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
16185   {
16186     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
16187     boolean released = (gi->event.type == GD_EVENT_RELEASED);
16188     boolean level_changed = LevelChanged();
16189
16190     if ((level_changed && pressed) || (!level_changed && released))
16191       return;
16192
16193     if (level_changed && !Request("Level has changed! Discard changes?",
16194                                   REQ_ASK))
16195     {
16196       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
16197         ModifyEditorCounterValue(counter_id, *counter_value);
16198
16199       return;
16200     }
16201   }
16202
16203   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
16204     *counter_value = gi->textinput.number_value;
16205   else
16206     ModifyEditorCounterValue(counter_id, *counter_value + step);
16207
16208   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
16209   {
16210     int last_game_engine_type = level.game_engine_type;
16211
16212     LoadLevel(level_nr);
16213     LoadScore(level_nr);
16214
16215     SaveLevelSetup_SeriesInfo();
16216
16217     TapeErase();
16218
16219     ResetUndoBuffer();
16220     DrawEditModeWindow();
16221
16222     if (level.game_engine_type != last_game_engine_type)
16223     {
16224       // update element selection list
16225       ReinitializeElementList();
16226       ModifyEditorElementList();
16227     }
16228
16229     return;
16230   }
16231
16232   switch (counter_id)
16233   {
16234     case ED_COUNTER_ID_YAMYAM_CONTENT:
16235       DrawYamYamContentAreas();
16236       break;
16237
16238     case ED_COUNTER_ID_BALL_CONTENT:
16239       DrawMagicBallContentAreas();
16240       break;
16241
16242     case ED_COUNTER_ID_ANDROID_CONTENT:
16243       DrawAndroidElementArea();
16244       break;
16245
16246     case ED_COUNTER_ID_GROUP_CONTENT:
16247       DrawGroupElementArea();
16248       CopyGroupElementPropertiesToGame(properties_element);
16249       break;
16250
16251     case ED_COUNTER_ID_INVENTORY_SIZE:
16252       DrawPlayerInitialInventoryArea(properties_element);
16253       break;
16254
16255     case ED_COUNTER_ID_MM_BALL_CONTENT:
16256       DrawMMBallContentArea();
16257       break;
16258
16259     case ED_COUNTER_ID_ENVELOPE_XSIZE:
16260     case ED_COUNTER_ID_ENVELOPE_YSIZE:
16261       DrawEnvelopeTextArea(-1);
16262       break;
16263
16264     case ED_COUNTER_ID_LEVEL_XSIZE:
16265     case ED_COUNTER_ID_LEVEL_YSIZE:
16266       lev_fieldx = level.fieldx;
16267       lev_fieldy = level.fieldy;
16268
16269       // check if resizing of level results in change of border border
16270       SetBorderElement();
16271
16272       break;
16273
16274     default:
16275       break;
16276   }
16277
16278   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
16279        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
16280       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
16281        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
16282     CopyElementPropertiesToGame(properties_element);
16283
16284   // do not mark level as modified for certain non-level-changing gadgets
16285   if ((counter_id >= ED_COUNTER_ID_LEVELSET_FIRST &&
16286        counter_id <= ED_COUNTER_ID_LEVELSET_LAST) ||
16287       (counter_id >= ED_COUNTER_ID_EDITOR_FIRST &&
16288        counter_id <= ED_COUNTER_ID_EDITOR_LAST))
16289     return;
16290
16291   level.changed = TRUE;
16292 }
16293
16294 static void HandleTextInputGadgets(struct GadgetInfo *gi)
16295 {
16296   int type_id = gi->custom_type_id;
16297
16298   strcpy(textinput_info[type_id].value, gi->textinput.value);
16299
16300   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
16301   {
16302     CopyElementPropertiesToGame(properties_element);
16303
16304     ModifyEditorElementList();  // update changed button info text
16305   }
16306   else if (type_id >= ED_TEXTINPUT_ID_COLORS_FIRST &&
16307            type_id <= ED_TEXTINPUT_ID_COLORS_LAST)
16308   {
16309     int pos = type_id - ED_TEXTINPUT_ID_COLORS_FIRST;
16310
16311     *bd_color[pos] = gd_color_get_from_string(bd_color_text[pos]);
16312
16313     DrawColorBox_BD(pos);
16314   }
16315
16316   // do not mark level as modified for certain non-level-changing gadgets
16317   if (type_id >= ED_TEXTINPUT_ID_LEVELSET_FIRST &&
16318       type_id <= ED_TEXTINPUT_ID_LEVELSET_LAST)
16319     return;
16320
16321   level.changed = TRUE;
16322 }
16323
16324 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
16325 {
16326   int type_id = gi->custom_type_id;
16327
16328   strncpy(textarea_info[type_id].value, gi->textarea.value,
16329           MAX_ENVELOPE_TEXT_LEN);
16330   textarea_info[type_id].value[MAX_ENVELOPE_TEXT_LEN] = '\0';
16331
16332   level.changed = TRUE;
16333 }
16334
16335 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
16336 {
16337   int type_id = gi->custom_type_id;
16338   int value_old = *selectbox_info[type_id].value;
16339   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
16340
16341   *selectbox_info[type_id].value = value_new;
16342
16343   if (type_id == ED_SELECTBOX_ID_LEVELSET_SAVE_MODE)
16344   {
16345     DrawLevelConfigWindow();
16346   }
16347   else if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
16348   {
16349     element_info[properties_element].current_change_page = gi->selectbox.index;
16350
16351     DrawPropertiesWindow();
16352   }
16353   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
16354             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
16355            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
16356             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
16357            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
16358   {
16359     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
16360     {
16361       // when changing action type, also check action mode and action arg
16362       if (value_old != value_new)
16363         setSelectboxSpecialActionVariablesIfNeeded();
16364
16365       DrawPropertiesChange();
16366     }
16367
16368     CopyElementPropertiesToGame(properties_element);
16369   }
16370   else if (type_id == ED_SELECTBOX_ID_GAME_ENGINE_TYPE)
16371   {
16372     // show or hide "engine" tabulator depending on game engine type
16373     DrawLevelConfigWindow();
16374
16375     // update element selection list depending on game engine type
16376     ReinitializeElementList();
16377     ModifyEditorElementList();
16378   }
16379   else if (type_id == ED_SELECTBOX_ID_BD_SCHEDULING_TYPE)
16380   {
16381     // update BD cycle delay counter gadgets depending on BD scheduling type
16382     DrawLevelConfigWindow();
16383   }
16384   else if (type_id == ED_SELECTBOX_ID_BD_COLOR_TYPE)
16385   {
16386     bd_color_type_changed = TRUE;
16387
16388     if (level.bd_color_type != GD_COLOR_TYPE_RGB && level.bd_color_type != GetCommonColorType_BD())
16389     {
16390       // color type switched to non-RGB colors, but using different color type => reset colors
16391       char *message = (level.bd_color_type == bd_color_type_default ?
16392                        "This will reset colors to defaults! Continue?" :
16393                        "This will reset colors to random colors! Continue?");
16394
16395       if (!Request(message, REQ_ASK))
16396       {
16397         // keep current RGB colors
16398         level.bd_color_type = GD_COLOR_TYPE_RGB;
16399         bd_color_type_changed = FALSE;
16400       }
16401     }
16402
16403     // update BD color palette gadgets depending on BD color type
16404     DrawLevelConfigWindow();
16405   }
16406   else if (type_id >= ED_SELECTBOX_ID_COLORS_FIRST &&
16407            type_id <= ED_SELECTBOX_ID_COLORS_LAST)
16408   {
16409     int pos = type_id - ED_SELECTBOX_ID_COLORS_FIRST;
16410
16411     *bd_color[pos] = gd_c64_color(bd_color_c64[pos]);
16412
16413     DrawColorBox_BD(pos);
16414   }
16415
16416   // do not mark level as modified for certain non-level-changing gadgets
16417   if (type_id == ED_SELECTBOX_ID_LEVELSET_SAVE_MODE ||
16418       type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
16419     return;
16420
16421   level.changed = TRUE;
16422 }
16423
16424 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
16425 {
16426   int type_id = gi->custom_type_id;
16427   int i;
16428
16429   if (type_id >= ED_TAB_BUTTON_ID_LEVELCONFIG_FIRST &&
16430       type_id <= ED_TAB_BUTTON_ID_LEVELCONFIG_LAST)
16431   {
16432     edit_mode_levelconfig = gi->custom_type_id;
16433
16434     DrawLevelConfigWindow();
16435   }
16436   else if (type_id >= ED_TAB_BUTTON_ID_ENGINECONFIG_FIRST &&
16437            type_id <= ED_TAB_BUTTON_ID_ENGINECONFIG_LAST)
16438   {
16439     edit_mode_engineconfig = gi->custom_type_id;
16440
16441     DrawLevelConfigWindow();
16442   }
16443   else if (type_id >= ED_TAB_BUTTON_ID_PROPERTIES_FIRST &&
16444            type_id <= ED_TAB_BUTTON_ID_PROPERTIES_LAST)
16445   {
16446     edit_mode_properties = gi->custom_type_id;
16447
16448     DrawPropertiesWindow();
16449   }
16450   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1 ||
16451            type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_2)
16452   {
16453     boolean new_template = !fileExists(getLocalLevelTemplateFilename());
16454
16455     // backup original "level.field" (needed to track playfield changes)
16456     CopyPlayfield(level.field, TileBackup);
16457
16458     // "SaveLevelTemplate()" uses "level.field", so copy editor playfield
16459     CopyPlayfield(Tile, level.field);
16460
16461     if (new_template ||
16462         Request("Save this template and kill the old?", REQ_ASK))
16463       SaveLevelTemplate();
16464
16465     if (new_template)
16466       Request("Template saved!", REQ_CONFIRM);
16467
16468     // restore original "level.field" (needed to track playfield changes)
16469     CopyPlayfield(TileBackup, level.field);
16470   }
16471   else if (type_id == ED_TEXTBUTTON_ID_SAVE_LEVELSET)
16472   {
16473     char *levelset_subdir = getLevelSubdirFromSaveMode(levelset_save_mode);
16474
16475     if (levelset_save_mode == LEVELSET_SAVE_MODE_UPDATE &&
16476         leveldir_current->readonly)
16477     {
16478       Request("This level set is read-only!", REQ_CONFIRM);
16479
16480       return;
16481     }
16482
16483     if (strEqual(levelset_name, ""))
16484     {
16485       Request("Please enter level set title!", REQ_CONFIRM);
16486
16487       return;
16488     }
16489
16490     if (strEqual(levelset_author, ""))
16491     {
16492       Request("Please enter level set author!", REQ_CONFIRM);
16493
16494       return;
16495     }
16496
16497     if (levelset_save_mode == LEVELSET_SAVE_MODE_UPDATE)
16498     {
16499       if (UpdateUserLevelSet(levelset_subdir,
16500                              levelset_name,
16501                              levelset_author,
16502                              levelset_num_levels))
16503       {
16504         Request("Level set updated!", REQ_CONFIRM);
16505       }
16506       else
16507       {
16508         Request("Updating level set failed!", REQ_CONFIRM);
16509       }
16510     }
16511     else if (levelset_save_mode == LEVELSET_SAVE_MODE_CREATE)
16512     {
16513       if (level.changed && !Request("Level has changed! Discard changes?",
16514                                      REQ_ASK))
16515         return;
16516
16517       if (CreateUserLevelSet(levelset_subdir,
16518                              levelset_name,
16519                              levelset_author,
16520                              levelset_num_levels,
16521                              levelset_use_levelset_artwork))
16522       {
16523         if (levelset_copy_level_template)
16524           CopyLevelTemplateToUserLevelSet(levelset_subdir);
16525
16526         Request("New level set created!", REQ_CONFIRM);
16527
16528         AddUserLevelSetToLevelInfo(levelset_subdir);
16529         ChangeEditorToLevelSet(levelset_subdir);
16530       }
16531       else
16532       {
16533         Request("Creating new level set failed!", REQ_CONFIRM);
16534       }
16535     }
16536   }
16537   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
16538            custom_element.num_change_pages < MAX_CHANGE_PAGES)
16539   {
16540     struct ElementInfo *ei = &element_info[properties_element];
16541
16542     // when modifying custom element, ask for copying level template
16543     if (level.use_custom_template && !AskToCopyAndModifyLevelTemplate())
16544       return;
16545
16546     setElementChangePages(ei, ei->num_change_pages + 1);
16547
16548     // set new change page to be new current change page
16549     ei->current_change_page = ei->num_change_pages - 1;
16550     ei->change = &ei->change_page[ei->current_change_page];
16551
16552     setElementChangeInfoToDefaults(ei->change);
16553
16554     DrawPropertiesWindow();
16555
16556     level.changed = TRUE;
16557   }
16558   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
16559            custom_element.num_change_pages > MIN_CHANGE_PAGES)
16560   {
16561     struct ElementInfo *ei = &element_info[properties_element];
16562
16563     // when modifying custom element, ask for copying level template
16564     if (level.use_custom_template && !AskToCopyAndModifyLevelTemplate())
16565       return;
16566
16567     // copy all change pages after change page to be deleted
16568     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
16569       ei->change_page[i] = ei->change_page[i + 1];
16570
16571     setElementChangePages(ei, ei->num_change_pages - 1);
16572
16573     DrawPropertiesWindow();
16574
16575     level.changed = TRUE;
16576   }
16577   else if (type_id == ED_TEXTBUTTON_ID_BD_SET_RANDOM_COLORS)
16578   {
16579     SetRandomLevelColors_BD(level.bd_color_type);
16580
16581     // update BD color palette gadgets after setting random colors
16582     DrawLevelConfigWindow();
16583   }
16584 }
16585
16586 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
16587 {
16588   int type_id = gi->custom_type_id;
16589
16590   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
16591       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
16592   {
16593     struct ElementInfo *ei = &element_info[properties_element];
16594     int step = BUTTON_STEPSIZE(gi->event.button);
16595
16596     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
16597     ei->current_change_page += step;
16598
16599     if (ei->current_change_page < 0)
16600       ei->current_change_page = 0;
16601     else if (ei->current_change_page >= ei->num_change_pages)
16602       ei->current_change_page = ei->num_change_pages - 1;
16603
16604     DrawPropertiesWindow();
16605   }
16606   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
16607            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
16608   {
16609     struct ElementInfo *ei = &element_info[properties_element];
16610     int current_change_page = ei->current_change_page;
16611
16612     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
16613     {
16614       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
16615         ei->change_page[current_change_page];
16616     }
16617     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
16618     {
16619       // when modifying custom element, ask for copying level template
16620       if (level.use_custom_template && !AskToCopyAndModifyLevelTemplate())
16621         return;
16622
16623       ei->change_page[current_change_page] =
16624         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
16625
16626       level.changed = TRUE;
16627     }
16628
16629     DrawPropertiesWindow();
16630   }
16631 }
16632
16633 static void HandleRadiobuttons(struct GadgetInfo *gi)
16634 {
16635   int type_id = gi->custom_type_id;
16636
16637   *radiobutton_info[type_id].value =
16638     radiobutton_info[type_id].checked_value;
16639
16640   // do not mark level as modified for certain non-level-changing gadgets
16641   if (type_id >= ED_RADIOBUTTON_ID_EDITOR_FIRST &&
16642       type_id <= ED_RADIOBUTTON_ID_EDITOR_LAST)
16643     return;
16644
16645   level.changed = TRUE;
16646 }
16647
16648 static void HandleCheckbuttons(struct GadgetInfo *gi)
16649 {
16650   int type_id = gi->custom_type_id;
16651
16652   *checkbutton_info[type_id].value ^= TRUE;
16653
16654   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
16655       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
16656       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
16657       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
16658          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
16659         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
16660          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
16661        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1))
16662   {
16663     CopyElementPropertiesToGame(properties_element);
16664   }
16665
16666   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
16667   {
16668     UpdateCustomElementGraphicGadgets();
16669   }
16670   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1 ||
16671            type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_2)
16672   {
16673     boolean template_related_changes_found = FALSE;
16674     int i;
16675
16676     // check if any custom, group or empty elements have been changed
16677     for (i = 0; i < NUM_FILE_ELEMENTS; i++)
16678       if ((IS_CUSTOM_ELEMENT(i) ||
16679            IS_GROUP_ELEMENT(i) ||
16680            IS_EMPTY_ELEMENT(i)) &&
16681           element_info[i].modified_settings)
16682         template_related_changes_found = TRUE;
16683
16684     if (level.use_custom_template &&
16685         !fileExists(getGlobalLevelTemplateFilename()))
16686     {
16687       Request("No level template found!", REQ_CONFIRM);
16688
16689       level.use_custom_template = FALSE;
16690
16691       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
16692
16693       return;
16694     }
16695
16696     if (level.use_custom_template &&
16697         template_related_changes_found &&
16698         !Request("Discard changes and use level template?", REQ_ASK))
16699     {
16700       level.use_custom_template = FALSE;
16701
16702       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
16703
16704       return;
16705     }
16706
16707     if (!level.use_custom_template &&
16708         Request("Copy settings from level template?", REQ_ASK))
16709     {
16710       return;
16711     }
16712
16713     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
16714
16715     DrawEditModeWindow();
16716   }
16717   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_3)
16718   {
16719     if (setup.editor.use_template_for_new_levels &&
16720         !fileExists(getGlobalLevelTemplateFilename()))
16721     {
16722       Request("No level template found!", REQ_CONFIRM);
16723
16724       return;
16725     }
16726
16727     if (setup.editor.use_template_for_new_levels &&
16728         level.changed &&
16729         !Request("Discard level and load template?", REQ_ASK))
16730     {
16731       return;
16732     }
16733
16734     if (!setup.editor.use_template_for_new_levels &&
16735         level.changed &&
16736         !Request("Discard level and use empty level?", REQ_ASK))
16737     {
16738       return;
16739     }
16740
16741     LoadLevel(level_nr);
16742     LoadScore(level_nr);
16743
16744     TapeErase();
16745
16746     ResetUndoBuffer();
16747     DrawEditModeWindow();
16748   }
16749   else if (type_id == ED_CHECKBUTTON_ID_AUTO_COUNT_GEMS)
16750   {
16751     SetAutomaticNumberOfGemsNeeded();
16752   }
16753
16754   // do not mark level as modified for certain non-level-changing gadgets
16755   if ((type_id >= ED_CHECKBUTTON_ID_LEVELSET_FIRST &&
16756        type_id <= ED_CHECKBUTTON_ID_LEVELSET_LAST) ||
16757       (type_id >= ED_CHECKBUTTON_ID_EDITOR_FIRST &&
16758        type_id <= ED_CHECKBUTTON_ID_EDITOR_LAST &&
16759        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_2) ||
16760       type_id == ED_CHECKBUTTON_ID_STICK_ELEMENT)
16761     return;
16762
16763   level.changed = TRUE;
16764 }
16765
16766 static void HandleControlButtons(struct GadgetInfo *gi)
16767 {
16768   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
16769   static int last_edit_mode = ED_MODE_DRAWING;
16770   static int last_custom_copy_mode = -1;
16771   static int last_button = 0;
16772   int id = gi->custom_id;
16773   int button = gi->event.button;
16774   int step = BUTTON_STEPSIZE(button);
16775   int new_element = BUTTON_ELEMENT(button);
16776   int last_properties_element = properties_element;
16777   int x, y;
16778
16779   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
16780     DrawLevelText(0, 0, 0, TEXT_END);
16781
16782   if (id < ED_NUM_CTRL1_BUTTONS &&
16783       id != GADGET_ID_SINGLE_ITEMS &&
16784       id != GADGET_ID_PICK_ELEMENT &&
16785       edit_mode != ED_MODE_DRAWING &&
16786       drawing_function != GADGET_ID_PICK_ELEMENT &&
16787       !(GetKeyModState() & KMOD_Control))
16788     ChangeEditModeWindow(ED_MODE_DRAWING);
16789
16790   // element copy mode active, but no element button pressed => deactivate
16791   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
16792     last_custom_copy_mode = -1;
16793
16794   // when showing palette on element buttons, change element of button used
16795   if (editor.palette.show_on_element_buttons &&
16796       id >= GADGET_ID_ELEMENT_LEFT && id <= GADGET_ID_ELEMENT_RIGHT)
16797   {
16798     last_button = id - GADGET_ID_ELEMENT_LEFT + 1;
16799
16800     id = GADGET_ID_PALETTE;
16801   }
16802
16803   switch (id)
16804   {
16805     case GADGET_ID_SCROLL_LEFT:
16806       if (level_xpos >= 0)
16807       {
16808         if (lev_fieldx < ed_fieldx - 2)
16809           break;
16810
16811         level_xpos -= step;
16812         if (level_xpos < -1)
16813           level_xpos = -1;
16814         if (button == 1)
16815           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
16816         else
16817           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
16818
16819         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
16820                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
16821       }
16822       break;
16823
16824     case GADGET_ID_SCROLL_RIGHT:
16825       if (level_xpos <= lev_fieldx - ed_fieldx)
16826       {
16827         if (lev_fieldx < ed_fieldx - 2)
16828           break;
16829
16830         level_xpos += step;
16831         if (level_xpos > lev_fieldx - ed_fieldx + 1)
16832           level_xpos = lev_fieldx - ed_fieldx + 1;
16833         if (button == 1)
16834           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
16835         else
16836           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
16837
16838         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
16839                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
16840       }
16841       break;
16842
16843     case GADGET_ID_SCROLL_UP:
16844       if (level_ypos >= 0)
16845       {
16846         if (lev_fieldy < ed_fieldy - 2)
16847           break;
16848
16849         level_ypos -= step;
16850         if (level_ypos < -1)
16851           level_ypos = -1;
16852         if (button == 1)
16853           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
16854         else
16855           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
16856
16857         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
16858                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
16859       }
16860       break;
16861
16862     case GADGET_ID_SCROLL_DOWN:
16863       if (level_ypos <= lev_fieldy - ed_fieldy)
16864       {
16865         if (lev_fieldy < ed_fieldy - 2)
16866           break;
16867
16868         level_ypos += step;
16869         if (level_ypos > lev_fieldy - ed_fieldy + 1)
16870           level_ypos = lev_fieldy - ed_fieldy + 1;
16871         if (button == 1)
16872           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_UP);
16873         else
16874           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
16875
16876         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
16877                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
16878       }
16879       break;
16880
16881     case GADGET_ID_SCROLL_HORIZONTAL:
16882       level_xpos = gi->event.item_position - 1;
16883
16884       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
16885       BackToFront();
16886
16887       break;
16888
16889     case GADGET_ID_SCROLL_VERTICAL:
16890       level_ypos = gi->event.item_position - 1;
16891
16892       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
16893       BackToFront();
16894
16895       break;
16896
16897     case GADGET_ID_SCROLL_LIST_UP:
16898     case GADGET_ID_SCROLL_LIST_DOWN:
16899     case GADGET_ID_SCROLL_LIST_VERTICAL:
16900       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
16901         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
16902       else
16903       {
16904         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
16905         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
16906
16907         if (element_shift < 0)
16908           element_shift = 0;
16909         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
16910           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
16911
16912         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
16913                      GDI_SCROLLBAR_ITEM_POSITION,
16914                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
16915       }
16916
16917       ModifyEditorElementList();
16918
16919       break;
16920
16921     case GADGET_ID_PROPERTIES:
16922       // always switch off element properties when they are already displayed
16923       last_properties_element = new_element;
16924     case GADGET_ID_ELEMENT_LEFT:
16925     case GADGET_ID_ELEMENT_MIDDLE:
16926     case GADGET_ID_ELEMENT_RIGHT:
16927       properties_element = (id == GADGET_ID_ELEMENT_LEFT   ? new_element1 :
16928                             id == GADGET_ID_ELEMENT_MIDDLE ? new_element2 :
16929                             id == GADGET_ID_ELEMENT_RIGHT  ? new_element3 :
16930                             new_element);
16931
16932       if (edit_mode != ED_MODE_PROPERTIES)
16933       {
16934         last_edit_mode = edit_mode;
16935
16936         ChangeEditModeWindow(ED_MODE_PROPERTIES);
16937
16938         last_level_drawing_function = drawing_function;
16939         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
16940                       MB_LEFTBUTTON);
16941       }
16942       else if (properties_element != last_properties_element)
16943       {
16944         DrawEditModeWindow();
16945       }
16946       else
16947       {
16948         ChangeEditModeWindow(ED_MODE_DRAWING);
16949
16950         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
16951                       MB_LEFTBUTTON);
16952       }
16953       break;
16954
16955     case GADGET_ID_PALETTE:
16956       if (edit_mode != ED_MODE_PALETTE)
16957       {
16958         last_edit_mode = edit_mode;
16959
16960         ChangeEditModeWindow(ED_MODE_PALETTE);
16961       }
16962       else
16963       {
16964         ChangeEditModeWindow(last_edit_mode);
16965       }
16966       break;
16967
16968     case GADGET_ID_WRAP_LEFT:
16969       WrapLevel(-step, 0);
16970       break;
16971
16972     case GADGET_ID_WRAP_RIGHT:
16973       WrapLevel(step, 0);
16974       break;
16975
16976     case GADGET_ID_WRAP_UP:
16977       WrapLevel(0, -step);
16978       break;
16979
16980     case GADGET_ID_WRAP_DOWN:
16981       WrapLevel(0, step);
16982       break;
16983
16984     case GADGET_ID_SINGLE_ITEMS:
16985     case GADGET_ID_CONNECTED_ITEMS:
16986     case GADGET_ID_LINE:
16987     case GADGET_ID_ARC:
16988     case GADGET_ID_TEXT:
16989     case GADGET_ID_RECTANGLE:
16990     case GADGET_ID_FILLED_BOX:
16991     case GADGET_ID_FLOOD_FILL:
16992     case GADGET_ID_GRAB_BRUSH:
16993     case GADGET_ID_PICK_ELEMENT:
16994       if (drawing_function != GADGET_ID_PICK_ELEMENT)
16995         last_drawing_function = drawing_function;
16996       drawing_function = id;
16997       draw_with_brush = FALSE;
16998       break;
16999
17000     case GADGET_ID_RANDOM_PLACEMENT:
17001       RandomPlacement(new_element);
17002       break;
17003
17004     case GADGET_ID_ZOOM:
17005       // zoom level editor tile size in or out (or reset to default size)
17006       ed_tilesize = (button == 1 ? ed_tilesize * 2 :
17007                      button == 2 ? ed_tilesize_default :
17008                      button == 3 ? ed_tilesize / 2 : ed_tilesize);
17009
17010       // when using touch device, cycle through all zoom tilesizes
17011       if (runtime.uses_touch_device && ed_tilesize > TILESIZE)
17012         ed_tilesize = MICRO_TILESIZE;
17013
17014       // limit zoom level by upper and lower bound
17015       ed_tilesize = MIN(MAX(MICRO_TILESIZE, ed_tilesize), TILESIZE);
17016
17017       InitZoomLevelSettings(ed_tilesize);
17018
17019       if (edit_mode == ED_MODE_DRAWING)
17020       {
17021         DrawDrawingWindow();
17022
17023         // redraw zoom gadget info text
17024         PrintEditorGadgetInfoText(level_editor_gadget[id]);
17025       }
17026
17027       // save current editor zoom tilesize
17028       SaveSetup_AutoSetup();
17029
17030       break;
17031
17032     case GADGET_ID_CUSTOM_COPY_FROM:
17033     case GADGET_ID_CUSTOM_COPY_TO:
17034     case GADGET_ID_CUSTOM_EXCHANGE:
17035       last_custom_copy_mode = id;
17036       last_drawing_function = drawing_function;
17037       break;
17038
17039     case GADGET_ID_CUSTOM_COPY:
17040       CopyCustomElement(properties_element, -1, id);
17041       break;
17042
17043     case GADGET_ID_CUSTOM_PASTE:
17044       CopyCustomElement(-1, properties_element, id);
17045       break;
17046
17047     case GADGET_ID_UNDO:
17048       if (button < 0)   // keep button value (even if modifier keys are pressed)
17049         button = -button;
17050       else if (button == 1 && GetKeyModState() & (KMOD_Shift | KMOD_Control))
17051         button = 3;
17052
17053       if (button == 1 && undo_buffer_steps == 0)
17054       {
17055         Request("Undo buffer empty!", REQ_CONFIRM);
17056
17057         break;
17058       }
17059       else if (button == 2)
17060       {
17061         break;
17062       }
17063       else if (button == 3 && redo_buffer_steps == 0)
17064       {
17065         Request("Redo buffer empty!", REQ_CONFIRM);
17066
17067         break;
17068       }
17069
17070       if (edit_mode != ED_MODE_DRAWING)
17071         ChangeEditModeWindow(ED_MODE_DRAWING);
17072
17073       if (button == 1)
17074       {
17075         // undo
17076
17077         undo_buffer_position =
17078           (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
17079
17080         undo_buffer_steps--;
17081         redo_buffer_steps++;
17082       }
17083       else
17084       {
17085         // redo
17086
17087         undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
17088
17089         undo_buffer_steps++;
17090         redo_buffer_steps--;
17091       }
17092
17093       for (x = 0; x < lev_fieldx; x++)
17094         for (y = 0; y < lev_fieldy; y++)
17095           Tile[x][y] = UndoBuffer[undo_buffer_position][x][y];
17096
17097       // check if undo operation forces change of border style
17098       CheckLevelBorderElement(FALSE);
17099
17100       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
17101
17102       break;
17103
17104     case GADGET_ID_CONF:
17105       if (edit_mode != ED_MODE_LEVELCONFIG)
17106       {
17107         last_edit_mode = edit_mode;
17108
17109         ChangeEditModeWindow(ED_MODE_LEVELCONFIG);
17110       }
17111       else
17112       {
17113         ChangeEditModeWindow(ED_MODE_DRAWING);
17114       }
17115       break;
17116
17117     case GADGET_ID_CLEAR:
17118       if (edit_mode != ED_MODE_DRAWING)
17119         ChangeEditModeWindow(ED_MODE_DRAWING);
17120
17121       for (x = 0; x < MAX_LEV_FIELDX; x++)
17122         for (y = 0; y < MAX_LEV_FIELDY; y++)
17123           Tile[x][y] = (button == 1 ? EL_EMPTY : new_element);
17124
17125       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
17126
17127       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
17128       break;
17129
17130     case GADGET_ID_SAVE:
17131     {
17132       // saving read-only levels into personal level set modifies global vars
17133       // "leveldir_current" and "level_nr"; restore them after saving level
17134       LevelDirTree *leveldir_former = leveldir_current;
17135       int level_nr_former = level_nr;
17136       char *level_filename;
17137       boolean new_level;
17138
17139       if (leveldir_current->readonly &&
17140           !PrepareSavingIntoPersonalLevelSet())
17141         break;
17142
17143       level_filename = getDefaultLevelFilename(level_nr);
17144       new_level = !fileExists(level_filename);
17145
17146       if (new_level ||
17147           Request("Save this level and kill the old?", REQ_ASK))
17148       {
17149         if (leveldir_former->readonly)
17150           ModifyLevelConfigForSavingIntoPersonalLevelSet(leveldir_former->name);
17151
17152         SetAutomaticNumberOfGemsNeeded();
17153
17154         CopyPlayfield(Tile, level.field);
17155         SaveLevel(level_nr);
17156
17157         level.changed = FALSE;
17158
17159         if (new_level)
17160         {
17161           char level_saved_msg[64];
17162
17163           if (leveldir_former->readonly)
17164             sprintf(level_saved_msg,
17165                     "Level saved as level %d into personal level set!",
17166                     level_nr);
17167           else
17168             strcpy(level_saved_msg, "Level saved!");
17169
17170           Request(level_saved_msg, REQ_CONFIRM);
17171         }
17172       }
17173
17174       // "cd" back to copied-from levelset (in case of saved read-only level)
17175       leveldir_current = leveldir_former;
17176       level_nr = level_nr_former;
17177
17178       break;
17179     }
17180
17181     case GADGET_ID_TEST:
17182       if (LevelChanged())
17183         level.game_version = GAME_VERSION_ACTUAL;
17184
17185       CopyPlayfield(level.field, TileBackup);
17186       CopyPlayfield(Tile, level.field);
17187
17188       CopyNativeLevel_RND_to_Native(&level);
17189
17190       UnmapLevelEditorGadgets();
17191       UndrawSpecialEditorDoor();
17192
17193       CloseDoor(DOOR_CLOSE_ALL);
17194
17195       // needed before playing if editor playfield area has different size
17196       ClearRectangle(drawto, REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
17197
17198       // redraw_mask = REDRAW_ALL;
17199
17200       level_editor_test_game = TRUE;
17201
17202       StartGameActions(FALSE, setup.autorecord, level.random_seed);
17203
17204       break;
17205
17206     case GADGET_ID_EXIT:
17207       RequestExitLevelEditor(TRUE, FALSE);  // if level has changed, ask user
17208       break;
17209
17210     default:
17211       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
17212           id <= GADGET_ID_ELEMENTLIST_LAST)
17213       {
17214         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
17215
17216         new_element = editor_elements[element_position + element_shift];
17217
17218         if (IS_EDITOR_CASCADE(new_element))
17219         {
17220           int i;
17221
17222           for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
17223           {
17224             int *cascade_element = &(*editor_elements_info[i].headline_list)[0];
17225             boolean *cascade_value = editor_elements_info[i].setup_cascade_value;
17226
17227             if (*cascade_element == new_element)
17228             {
17229               *cascade_element = EL_CASCADE_TOGGLE(*cascade_element);
17230               *cascade_value = IS_EDITOR_CASCADE_ACTIVE(*cascade_element);
17231
17232               // update element selection list
17233               ReinitializeElementList();
17234               ModifyEditorElementList();
17235
17236               // update cascading gadget info text
17237               PrintEditorGadgetInfoText(level_editor_gadget[id]);
17238
17239               // save current editor cascading state
17240               SaveSetup_EditorCascade();
17241
17242               break;
17243             }
17244           }
17245
17246           break;
17247         }
17248
17249         if (last_custom_copy_mode != -1)
17250         {
17251           if (CopyCustomElement(properties_element, new_element,
17252                                 last_custom_copy_mode))
17253           {
17254             ClickOnGadget(level_editor_gadget[last_drawing_function],
17255                           MB_LEFTBUTTON);
17256
17257             last_custom_copy_mode = -1;
17258           }
17259
17260           break;
17261         }
17262
17263         // change element of button used to show palette
17264         if (editor.palette.show_on_element_buttons)
17265           button = last_button;
17266
17267         PickDrawingElement(button, new_element);
17268
17269         if (!stick_element_properties_window &&
17270             drawing_function != GADGET_ID_PICK_ELEMENT &&
17271             !(GetKeyModState() & KMOD_Control))
17272         {
17273           properties_element = new_element;
17274           if (edit_mode == ED_MODE_PROPERTIES)
17275             DrawPropertiesWindow();
17276         }
17277
17278         if (drawing_function == GADGET_ID_PICK_ELEMENT)
17279           ClickOnGadget(level_editor_gadget[last_drawing_function],
17280                         MB_LEFTBUTTON);
17281
17282         if (!use_permanent_palette)
17283           ChangeEditModeWindow(last_edit_mode);
17284       }
17285 #ifdef DEBUG
17286       else if (gi->event.type == GD_EVENT_PRESSED)
17287         Debug("editor", "default: HandleControlButtons: GD_EVENT_PRESSED(%d)", id);
17288       else if (gi->event.type == GD_EVENT_RELEASED)
17289         Debug("editor", "default: HandleControlButtons: GD_EVENT_RELEASED(%d)", id);
17290       else if (gi->event.type == GD_EVENT_MOVING)
17291         Debug("editor", "default: HandleControlButtons: GD_EVENT_MOVING(%d)", id);
17292       else
17293         Debug("editor", "default: HandleControlButtons: ? (id == %d)", id);
17294 #endif
17295       break;
17296   }
17297 }
17298
17299 void HandleLevelEditorKeyInput(Key key)
17300 {
17301   char letter = getCharFromKey(key);
17302
17303   if (drawing_function == GADGET_ID_TEXT &&
17304       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
17305   {
17306     if (letter)
17307       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
17308     else if (key == KSYM_Delete || key == KSYM_BackSpace)
17309       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
17310     else if (key == KSYM_Return)
17311       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
17312     else if (key == KSYM_Escape)
17313       DrawLevelText(0, 0, 0, TEXT_END);
17314
17315     return;
17316   }
17317
17318   int id = GADGET_ID_NONE;
17319   int new_element_shift = element_shift;
17320   int step = ED_ELEMENTLIST_BUTTONS_VERT - 1;
17321   int button = MB_LEFTBUTTON;
17322   int i;
17323
17324   switch (key)
17325   {
17326     case KSYM_Left:
17327       id = GADGET_ID_SCROLL_LEFT;
17328       break;
17329     case KSYM_Right:
17330       id = GADGET_ID_SCROLL_RIGHT;
17331       break;
17332     case KSYM_Up:
17333       id = GADGET_ID_SCROLL_UP;
17334       break;
17335     case KSYM_Down:
17336       id = GADGET_ID_SCROLL_DOWN;
17337       break;
17338
17339     case KSYM_Page_Up:
17340     case KSYM_Page_Down:
17341       step *= (key == KSYM_Page_Up ? -1 : +1);
17342       element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
17343
17344       if (element_shift < 0)
17345         element_shift = 0;
17346       if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
17347         element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
17348
17349       ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
17350                    GDI_SCROLLBAR_ITEM_POSITION,
17351                    element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
17352
17353       ModifyEditorElementList();
17354
17355       break;
17356
17357     case KSYM_Home:
17358     case KSYM_End:
17359       element_shift = (key == KSYM_Home ? 0 :
17360                        num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS);
17361
17362       ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
17363                    GDI_SCROLLBAR_ITEM_POSITION,
17364                    element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
17365
17366       ModifyEditorElementList();
17367
17368       break;
17369
17370     case KSYM_Insert:
17371     case KSYM_Delete:
17372
17373       // this is needed to prevent interference with running "True X-Mouse"
17374       if (GetKeyModStateFromEvents() & KMOD_Control)
17375         break;
17376
17377       // check for last or next editor cascade block in element list
17378       for (i = 0; i < num_editor_elements; i++)
17379       {
17380         if ((key == KSYM_Insert && i == element_shift) ||
17381             (key == KSYM_Delete && new_element_shift > element_shift))
17382           break;
17383
17384         // jump to next cascade block (or to start of element list)
17385         if (i == 0 || IS_EDITOR_CASCADE(editor_elements[i]))
17386           new_element_shift = i;
17387       }
17388
17389       if (i < num_editor_elements)
17390         element_shift = new_element_shift;
17391
17392       if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
17393         element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
17394
17395       ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
17396                    GDI_SCROLLBAR_ITEM_POSITION,
17397                    element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
17398
17399       ModifyEditorElementList();
17400
17401       break;
17402
17403     case KSYM_Escape:
17404       if (edit_mode == ED_MODE_DRAWING)
17405         RequestExitLevelEditor(setup.ask_on_escape_editor, TRUE);
17406       else if (edit_mode == ED_MODE_LEVELCONFIG)
17407         HandleControlButtons(level_editor_gadget[GADGET_ID_CONF]);
17408       else if (edit_mode == ED_MODE_PROPERTIES)
17409         HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
17410       else if (edit_mode == ED_MODE_PALETTE)
17411         HandleControlButtons(level_editor_gadget[GADGET_ID_PALETTE]);
17412       else              // should never happen
17413         ChangeEditModeWindow(ED_MODE_DRAWING);
17414
17415       break;
17416
17417     default:
17418       break;
17419   }
17420
17421   if (id != GADGET_ID_NONE)
17422     ClickOnGadget(level_editor_gadget[id], button);
17423   else if (letter == '1' || letter == '?')
17424     ClickOnGadget(level_editor_gadget[GADGET_ID_ELEMENT_LEFT], button);
17425   else if (letter == '2')
17426     ClickOnGadget(level_editor_gadget[GADGET_ID_ELEMENT_MIDDLE], button);
17427   else if (letter == '3')
17428     ClickOnGadget(level_editor_gadget[GADGET_ID_ELEMENT_RIGHT], button);
17429   else if (letter == '.')
17430     ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
17431   else if (letter == 'U')
17432     ClickOnGadget(level_editor_gadget[GADGET_ID_UNDO], 3);
17433   else if (letter == '-' || key == KSYM_KP_Subtract)
17434     ClickOnGadget(level_editor_gadget[GADGET_ID_ZOOM], 3);
17435   else if (letter == '0' || key == KSYM_KP_0)
17436     ClickOnGadget(level_editor_gadget[GADGET_ID_ZOOM], 2);
17437   else if (letter == '+' || key == KSYM_KP_Add ||
17438            letter == '=')       // ("Shift-=" is "+" on US keyboards)
17439     ClickOnGadget(level_editor_gadget[GADGET_ID_ZOOM], 1);
17440   else if (key == KSYM_Return ||
17441            key == KSYM_space ||
17442            key == setup.shortcut.toggle_pause)
17443     ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
17444   else
17445     for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
17446       if (letter && letter == controlbutton_info[i].shortcut)
17447         if (!anyTextGadgetActive())
17448           ClickOnGadget(level_editor_gadget[i], button);
17449
17450   if (draw_with_brush)
17451   {
17452     if (letter == 'x')
17453       FlipBrushX();
17454     else if (letter == 'y')
17455       FlipBrushY();
17456     else if (letter == 'z')
17457       RotateBrush();
17458   }
17459 }
17460
17461 static void HandleLevelEditorIdle_Properties(void)
17462 {
17463   int element_border = graphic_info[IMG_EDITOR_ELEMENT_BORDER].border_size;
17464   int x = editor.settings.element_graphic.x + element_border;
17465   int y = editor.settings.element_graphic.y + element_border;
17466   static DelayCounter action_delay = { 0 };
17467   int i;
17468
17469   action_delay.value = GameFrameDelay;
17470
17471   if (!DelayReached(&action_delay))
17472     return;
17473
17474   for (i = 0; i < ED_NUM_SELECTBOX; i++)
17475   {
17476     struct GadgetInfo *gi = level_editor_gadget[selectbox_info[i].gadget_id];
17477
17478     if (gi->mapped && gi->active && gi->selectbox.open)
17479       return;
17480   }
17481
17482   DrawEditorElementAnimation(SX + x, SY + y);
17483
17484   redraw_mask |= REDRAW_FIELD;
17485
17486   FrameCounter++;       // increase animation frame counter
17487 }
17488
17489 static void HandleLevelEditorIdle_Drawing(void)
17490 {
17491   static boolean last_highlighted = FALSE;
17492   static boolean last_highlighted_similar = FALSE;
17493   boolean highlighted = (GetKeyModState() & KMOD_Alt);
17494   boolean highlighted_similar = (GetKeyModState() & KMOD_Shift);
17495
17496   if (highlighted != last_highlighted ||
17497       (highlighted && highlighted_similar != last_highlighted_similar))
17498   {
17499     DrawAreaElementHighlight(highlighted, highlighted_similar);
17500
17501     redraw_mask |= REDRAW_FIELD;
17502   }
17503
17504   last_highlighted = highlighted;
17505   last_highlighted_similar = highlighted_similar;
17506 }
17507
17508 void HandleLevelEditorIdle(void)
17509 {
17510   if (edit_mode == ED_MODE_PROPERTIES)
17511     HandleLevelEditorIdle_Properties();
17512   else if (edit_mode == ED_MODE_DRAWING)
17513     HandleLevelEditorIdle_Drawing();
17514 }
17515
17516 static void ClearEditorGadgetInfoText(void)
17517 {
17518   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
17519 }
17520
17521 void PrintEditorGadgetInfoText(struct GadgetInfo *gi)
17522 {
17523   char infotext[MAX_OUTPUT_LINESIZE + 1];
17524   int max_infotext_len = getMaxInfoTextLength();
17525
17526   if (gi == NULL || strlen(gi->info_text) == 0)
17527     return;
17528
17529   strncpy(infotext, gi->info_text, max_infotext_len);
17530   infotext[max_infotext_len] = '\0';
17531
17532   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
17533   {
17534     int key = controlbutton_info[gi->custom_id].shortcut;
17535
17536     if (key)
17537     {
17538       char shortcut[MAX_OUTPUT_LINESIZE + 1];
17539
17540       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)
17541         sprintf(shortcut, " ('.' or '%c')", key);
17542       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT)
17543         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
17544       else if (gi->custom_id == GADGET_ID_TEST)
17545         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
17546       else if (gi->custom_id == GADGET_ID_UNDO)
17547         sprintf(shortcut, " ('%c/Shift-U')", key);
17548       else if (gi->custom_id == GADGET_ID_ZOOM)
17549         sprintf(shortcut, " ('%c', '0', '-')", key);
17550       else
17551         sprintf(shortcut, " ('%s%c')",
17552                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
17553
17554       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
17555         strcat(infotext, shortcut);
17556     }
17557   }
17558
17559   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, INFOTEXT_FONT);
17560 }
17561
17562 void HandleEditorGadgetInfoText(void *ptr)
17563 {
17564   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
17565
17566   if (game_status != GAME_MODE_EDITOR)
17567     return;
17568
17569   ClearEditorGadgetInfoText();
17570
17571   if (gi == NULL || gi->event.type == GD_EVENT_INFO_LEAVING)
17572     return;
17573
17574   // misuse this function to delete brush cursor, if needed
17575   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
17576     DeleteBrushFromCursor();
17577
17578   PrintEditorGadgetInfoText(gi);
17579 }
17580
17581 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
17582 {
17583   int id = gi->custom_id;
17584   int type_id = gi->custom_type_id;
17585   int sx = gi->event.x;
17586   int sy = gi->event.y;
17587   int lx = sx + level_xpos;
17588   int ly = sy + level_ypos;
17589   int min_sx = 0, min_sy = 0;
17590   int max_sx = gi->drawing.area_xsize - 1;
17591   int max_sy = gi->drawing.area_ysize - 1;
17592   int actual_drawing_function = drawing_function;
17593   int max_infotext_len = getMaxInfoTextLength();
17594   char infotext[MAX_OUTPUT_LINESIZE + 1];
17595
17596   infotext[0] = '\0';           // start with empty info text
17597
17598   // pressed Control key: simulate picking element
17599   if (GetKeyModState() & KMOD_Control)
17600     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
17601
17602   ClearEditorGadgetInfoText();
17603
17604   if (gi->event.type == GD_EVENT_INFO_LEAVING)
17605     return;
17606
17607   // make sure to stay inside drawing area boundaries
17608   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
17609   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
17610
17611   if (id == GADGET_ID_DRAWING_LEVEL)
17612   {
17613     if (button_status)
17614     {
17615       int min_lx = 0, min_ly = 0;
17616       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
17617
17618       // get positions inside level field
17619       lx = sx + level_xpos;
17620       ly = sy + level_ypos;
17621
17622       // make sure to stay inside level field boundaries
17623       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
17624       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
17625
17626       // correct drawing area positions accordingly
17627       sx = lx - level_xpos;
17628       sy = ly - level_ypos;
17629     }
17630
17631     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
17632     {
17633       if (button_status)        // if (gi->state == GD_BUTTON_PRESSED)
17634       {
17635         static int start_lx = 0;
17636         static int start_ly = 0;
17637         char *text;
17638
17639         if (gi->event.type == GD_EVENT_PRESSED)
17640         {
17641           start_lx = lx;
17642           start_ly = ly;
17643         }
17644
17645         switch (actual_drawing_function)
17646         {
17647           case GADGET_ID_SINGLE_ITEMS:
17648             text = "Drawing single items";
17649             break;
17650           case GADGET_ID_CONNECTED_ITEMS:
17651             text = "Drawing connected items";
17652             break;
17653           case GADGET_ID_LINE:
17654             text = "Drawing line";
17655             break;
17656           case GADGET_ID_ARC:
17657             text = "Drawing arc";
17658             break;
17659           case GADGET_ID_TEXT:
17660             text = "Setting text cursor";
17661             break;
17662           case GADGET_ID_RECTANGLE:
17663             text = "Drawing rectangle";
17664             break;
17665           case GADGET_ID_FILLED_BOX:
17666             text = "Drawing filled box";
17667             break;
17668           case GADGET_ID_FLOOD_FILL:
17669             text = "Flood fill";
17670             break;
17671           case GADGET_ID_GRAB_BRUSH:
17672             text = "Grabbing brush";
17673             break;
17674           case GADGET_ID_PICK_ELEMENT:
17675             text = "Picking element";
17676             break;
17677
17678           default:
17679             text = "Drawing position";
17680             break;
17681         }
17682
17683         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
17684           sprintf(infotext, "%s: %d, %d", text, lx, ly);
17685         else
17686           sprintf(infotext, "%s: %d, %d", text,
17687                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
17688       }
17689       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
17690         strncpy(infotext, getElementInfoText(Tile[lx][ly]), max_infotext_len);
17691       else
17692         sprintf(infotext, "Level position: %d, %d", lx, ly);
17693     }
17694
17695     // misuse this function to draw brush cursor, if needed
17696     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
17697     {
17698       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
17699         CopyBrushToCursor(sx, sy);
17700       else
17701         DeleteBrushFromCursor();
17702     }
17703
17704     if (!draw_with_brush)
17705       UpdateBrushPosition(sx, sy);
17706   }
17707   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
17708   {
17709     int pos = sx * drawingarea_info[type_id].area_ysize + sy;
17710     int element = drawingarea_info[type_id].value[pos];
17711
17712     strncpy(infotext, getElementInfoText(element), max_infotext_len);
17713   }
17714   else
17715   {
17716     if (id == GADGET_ID_CUSTOM_CONTENT)
17717       sprintf(infotext, "custom element content position: %d, %d", sx, sy);
17718     else if (id == GADGET_ID_GROUP_CONTENT)
17719       sprintf(infotext, "group element position: %d", sx + 1);
17720     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
17721              id <= GADGET_ID_YAMYAM_CONTENT_7)
17722       sprintf(infotext, "content area %d position: %d, %d",
17723               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
17724     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
17725              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
17726       sprintf(infotext, "content area %d position: %d, %d",
17727               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
17728     else if (id == GADGET_ID_ANDROID_CONTENT)
17729       sprintf(infotext, "android element position: %d", sx + 1);
17730     else if (drawingarea_info[type_id].infotext != NULL)
17731       strcpy(infotext, drawingarea_info[type_id].infotext);
17732   }
17733
17734   infotext[max_infotext_len] = '\0';
17735
17736   if (strlen(infotext) > 0)
17737     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, INFOTEXT_FONT, infotext);
17738 }
17739
17740 void RequestExitLevelEditor(boolean ask_if_level_has_changed,
17741                             boolean quick_quit)
17742 {
17743   if (!ask_if_level_has_changed ||
17744       !LevelChanged() ||
17745       Request("Level has changed! Exit without saving?",
17746               REQ_ASK | REQ_STAY_OPEN))
17747   {
17748     struct RectWithBorder *vp_door_1 = &viewport.door_1[GAME_MODE_MAIN];
17749     struct RectWithBorder *vp_door_2 = &viewport.door_2[GAME_MODE_MAIN];
17750
17751     // draw normal door
17752     UndrawSpecialEditorDoor();
17753
17754     // use door animation if door 1 viewport is unchanged and contains toolbox
17755     if (useEditorDoorAnimation())
17756       CloseDoor(DOOR_CLOSE_1 | DOOR_FORCE_ANIM);
17757
17758     // close editor doors if viewport definition is the same as in main menu
17759     if (vp_door_1->x      == DX     &&
17760         vp_door_1->y      == DY     &&
17761         vp_door_1->width  == DXSIZE &&
17762         vp_door_1->height == DYSIZE &&
17763         vp_door_2->x      == VX     &&
17764         vp_door_2->y      == VY     &&
17765         vp_door_2->width  == VXSIZE &&
17766         vp_door_2->height == VYSIZE)
17767       CloseDoor(DOOR_CLOSE_ALL | DOOR_NO_DELAY);
17768     else
17769       SetDoorState(DOOR_CLOSE_ALL);
17770
17771     BackToFront();
17772
17773     if (quick_quit)
17774       FadeSkipNextFadeIn();
17775
17776     SetGameStatus(GAME_MODE_MAIN);
17777
17778     DrawMainMenu();
17779   }
17780   else
17781   {
17782     if (!global.use_envelope_request)
17783     {
17784       CloseDoor(DOOR_CLOSE_1);
17785       OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
17786     }
17787   }
17788 }