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 //                  http://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   -----------------------------------------------------------------------------
  30   screen and artwork graphic pixel position definitions
  31   -----------------------------------------------------------------------------
  32 */
  33
  34 /* values for the control window */
  35 #define ED_CTRL1_BUTTONS_HORIZ          4       /* toolbox */
  36 #define ED_CTRL1_BUTTONS_VERT           4
  37 #define ED_CTRL2_BUTTONS_HORIZ          3       /* level */
  38 #define ED_CTRL2_BUTTONS_VERT           2
  39 #define ED_CTRL3_BUTTONS_HORIZ          3       /* CE and GE */
  40 #define ED_CTRL3_BUTTONS_VERT           1
  41 #define ED_CTRL4_BUTTONS_HORIZ          2       /* CE and GE */
  42 #define ED_CTRL4_BUTTONS_VERT           1
  43 #define ED_CTRL5_BUTTONS_HORIZ          1       /* properties */
  44 #define ED_CTRL5_BUTTONS_VERT           1
  45 #define ED_CTRL6_BUTTONS_HORIZ          3       /* properties */
  46 #define ED_CTRL6_BUTTONS_VERT           1
  47 #define ED_CTRL7_BUTTONS_HORIZ          1       /* palette */
  48 #define ED_CTRL7_BUTTONS_VERT           1
  49
  50 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  51 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  52 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  53 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  54 #define ED_NUM_CTRL5_BUTTONS   (ED_CTRL5_BUTTONS_HORIZ * ED_CTRL5_BUTTONS_VERT)
  55 #define ED_NUM_CTRL6_BUTTONS   (ED_CTRL6_BUTTONS_HORIZ * ED_CTRL6_BUTTONS_VERT)
  56 #define ED_NUM_CTRL7_BUTTONS   (ED_CTRL7_BUTTONS_HORIZ * ED_CTRL7_BUTTONS_VERT)
  57 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  58 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  59 #define ED_NUM_CTRL1_4_BUTTONS (ED_NUM_CTRL1_3_BUTTONS + ED_NUM_CTRL4_BUTTONS)
  60 #define ED_NUM_CTRL1_5_BUTTONS (ED_NUM_CTRL1_4_BUTTONS + ED_NUM_CTRL5_BUTTONS)
  61 #define ED_NUM_CTRL1_6_BUTTONS (ED_NUM_CTRL1_5_BUTTONS + ED_NUM_CTRL6_BUTTONS)
  62 #define ED_NUM_CTRL1_7_BUTTONS (ED_NUM_CTRL1_6_BUTTONS + ED_NUM_CTRL7_BUTTONS)
  63 #define ED_NUM_CTRL_BUTTONS    ED_NUM_CTRL1_7_BUTTONS
  64
  65 /* values for the element list */
  66 #define ED_ELEMENTLIST_XPOS             (editor.palette.x)
  67 #define ED_ELEMENTLIST_YPOS             (editor.palette.y)
  68 #define ED_ELEMENTLIST_XSIZE            (graphic_info[IMG_EDITOR_PALETTE_BUTTON].width)
  69 #define ED_ELEMENTLIST_YSIZE            (graphic_info[IMG_EDITOR_PALETTE_BUTTON].height)
  70 #define ED_ELEMENTLIST_BUTTONS_HORIZ    (editor.palette.cols)
  71 #define ED_ELEMENTLIST_BUTTONS_VERT     (editor.palette.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_ELEMENT_TABS_X      (editor.settings.tabs.x)
 103 #define ED_SETTINGS_ELEMENT_TABS_Y      (editor.settings.tabs.y +       \
 104                                          editor.settings.tabs.yoffset2)
 105
 106 #define ED_SETTINGS_TABS_XOFFSET        (editor.settings.tabs.draw_xoffset)
 107 #define ED_SETTINGS_TABS_YOFFSET        (editor.settings.tabs.draw_yoffset)
 108
 109 #define ED_LEVEL_TABS_XSTART            (ED_SETTINGS_LEVEL_TABS_X)
 110 #define ED_LEVEL_TABS_YSTART            (ED_SETTINGS_LEVEL_TABS_Y)
 111 #define ED_LEVEL_SETTINGS_XSTART        (ED_SETTINGS_LEVEL_TABS_X +     \
 112                                          ED_SETTINGS_TABS_XOFFSET)
 113 #define ED_LEVEL_SETTINGS_YSTART        (ED_SETTINGS_LEVEL_TABS_Y +     \
 114                                          ED_TABBUTTON_YSIZE +           \
 115                                          ED_GADGET_TINY_DISTANCE +      \
 116                                          ED_TAB_BAR_HEIGHT +            \
 117                                          ED_SETTINGS_TABS_YOFFSET +     \
 118                                          getFontHeight(FONT_TEXT_1) +   \
 119                                          ED_GADGET_TEXT_DISTANCE)
 120 #define ED_ELEMENT_TABS_XSTART          (ED_SETTINGS_ELEMENT_TABS_X)
 121 #define ED_ELEMENT_TABS_YSTART          (ED_SETTINGS_ELEMENT_TABS_Y)
 122 #define ED_ELEMENT_SETTINGS_XSTART      (ED_SETTINGS_ELEMENT_TABS_X +   \
 123                                          ED_SETTINGS_TABS_XOFFSET)
 124 #define ED_ELEMENT_SETTINGS_YSTART      (ED_SETTINGS_ELEMENT_TABS_Y +   \
 125                                          ED_TABBUTTON_YSIZE +           \
 126                                          ED_GADGET_TINY_DISTANCE +      \
 127                                          ED_TAB_BAR_HEIGHT +            \
 128                                          ED_SETTINGS_TABS_YOFFSET)
 129
 130 #define ED_SETTINGS_XOFFSET             (ED_CHECKBUTTON_XSIZE +         \
 131                                          ED_GADGET_TEXT_DISTANCE)
 132 #define ED_SETTINGS_YOFFSET             (ED_CHECKBUTTON_YSIZE +         \
 133                                          ED_GADGET_LINE_DISTANCE)
 134
 135 #define ED_POS_RANGE                    (10000)
 136 #define ED_POS_LEVEL_TABS_FIRST         (1 * ED_POS_RANGE)
 137 #define ED_POS_LEVEL_TABS_LAST          (2 * ED_POS_RANGE - 1)
 138 #define ED_POS_LEVEL_SETTINGS_FIRST     (2 * ED_POS_RANGE)
 139 #define ED_POS_LEVEL_SETTINGS_LAST      (3 * ED_POS_RANGE - 1)
 140 #define ED_POS_ELEMENT_TABS_FIRST       (3 * ED_POS_RANGE)
 141 #define ED_POS_ELEMENT_TABS_LAST        (4 * ED_POS_RANGE - 1)
 142 #define ED_POS_ELEMENT_SETTINGS_FIRST   (4 * ED_POS_RANGE)
 143 #define ED_POS_ELEMENT_SETTINGS_LAST    (5 * ED_POS_RANGE - 1)
 144
 145 #define ED_LEVEL_TABS_XPOS(n)           (ED_POS_LEVEL_TABS_FIRST + (n))
 146 #define ED_LEVEL_TABS_YPOS(n)           (ED_POS_LEVEL_TABS_FIRST + (n))
 147
 148 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_POS_LEVEL_SETTINGS_FIRST + (n))
 149 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_POS_LEVEL_SETTINGS_FIRST + (n))
 150
 151 #define ED_ELEMENT_TABS_XPOS(n)         (ED_POS_ELEMENT_TABS_FIRST + (n))
 152 #define ED_ELEMENT_TABS_YPOS(n)         (ED_POS_ELEMENT_TABS_FIRST + (n))
 153
 154 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_POS_ELEMENT_SETTINGS_FIRST + (n))
 155 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_POS_ELEMENT_SETTINGS_FIRST + (n))
 156
 157 #define IS_POS_LEVEL_TABS(n)          ((n) >= ED_POS_LEVEL_TABS_FIRST && \
 158                                        (n) <= ED_POS_LEVEL_TABS_LAST)
 159 #define IS_POS_LEVEL_SETTINGS(n)      ((n) >= ED_POS_LEVEL_SETTINGS_FIRST && \
 160                                        (n) <= ED_POS_LEVEL_SETTINGS_LAST)
 161 #define IS_POS_ELEMENT_TABS(n)        ((n) >= ED_POS_ELEMENT_TABS_FIRST && \
 162                                        (n) <= ED_POS_ELEMENT_TABS_LAST)
 163 #define IS_POS_ELEMENT_SETTINGS(n)    ((n) >= ED_POS_ELEMENT_SETTINGS_FIRST && \
 164                                        (n) <= ED_POS_ELEMENT_SETTINGS_LAST)
 165
 166 #define ED_LEVEL_TABS_LINE(n)           ((n) - ED_POS_LEVEL_TABS_FIRST)
 167 #define ED_LEVEL_SETTINGS_LINE(n)       ((n) - ED_POS_LEVEL_SETTINGS_FIRST)
 168 #define ED_ELEMENT_TABS_LINE(n)         ((n) - ED_POS_ELEMENT_TABS_FIRST)
 169 #define ED_ELEMENT_SETTINGS_LINE(n)     ((n) - ED_POS_ELEMENT_SETTINGS_FIRST)
 170
 171 #define ED_LEVEL_TABS_X(n)              (ED_LEVEL_TABS_XSTART + \
 172                                          (n) * ED_SETTINGS_TABS_XOFFSET)
 173 #define ED_LEVEL_TABS_Y(n)              (ED_LEVEL_TABS_YSTART + \
 174                                          (n) * ED_SETTINGS_TABS_YOFFSET)
 175
 176 #define ED_LEVEL_SETTINGS_X(n)          (ED_LEVEL_SETTINGS_XSTART +     \
 177                                          (n) * ED_SETTINGS_XOFFSET)
 178 #define ED_LEVEL_SETTINGS_Y(n)          (ED_LEVEL_SETTINGS_YSTART +     \
 179                                          (n) * ED_SETTINGS_YOFFSET)
 180
 181 #define ED_ELEMENT_TABS_X(n)            (ED_ELEMENT_TABS_XSTART +       \
 182                                          (n) * ED_SETTINGS_TABS_XOFFSET)
 183 #define ED_ELEMENT_TABS_Y(n)            (ED_ELEMENT_TABS_YSTART +       \
 184                                          (n) * ED_SETTINGS_TABS_YOFFSET)
 185
 186 #define ED_ELEMENT_SETTINGS_X(n)        (ED_ELEMENT_SETTINGS_XSTART +   \
 187                                          (n) * ED_SETTINGS_XOFFSET)
 188 #define ED_ELEMENT_SETTINGS_Y(n)        (ED_ELEMENT_SETTINGS_YSTART +   \
 189                                          (n) * ED_SETTINGS_YOFFSET)
 190
 191 #define ED_POS_TO_LEVEL_TABS_X(n)       \
 192   (ED_LEVEL_TABS_X(ED_LEVEL_TABS_LINE(n)))
 193 #define ED_POS_TO_LEVEL_TABS_Y(n)       \
 194   (ED_LEVEL_TABS_Y(ED_LEVEL_TABS_LINE(n)))
 195
 196 #define ED_POS_TO_LEVEL_SETTINGS_X(n)   \
 197   (ED_LEVEL_SETTINGS_X(ED_LEVEL_SETTINGS_LINE(n)))
 198 #define ED_POS_TO_LEVEL_SETTINGS_Y(n)   \
 199   (ED_LEVEL_SETTINGS_Y(ED_LEVEL_SETTINGS_LINE(n)))
 200
 201 #define ED_POS_TO_ELEMENT_TABS_X(n)     \
 202   (ED_ELEMENT_TABS_X(ED_ELEMENT_TABS_LINE(n)))
 203 #define ED_POS_TO_ELEMENT_TABS_Y(n)     \
 204   (ED_ELEMENT_TABS_Y(ED_ELEMENT_TABS_LINE(n)))
 205
 206 #define ED_POS_TO_ELEMENT_SETTINGS_X(n) \
 207   (ED_ELEMENT_SETTINGS_X(ED_ELEMENT_SETTINGS_LINE(n)))
 208 #define ED_POS_TO_ELEMENT_SETTINGS_Y(n) \
 209   (ED_ELEMENT_SETTINGS_Y(ED_ELEMENT_SETTINGS_LINE(n)))
 210
 211 #define ED_SETTINGS_X(n)                (IS_POS_LEVEL_TABS(n) ? \
 212                                          ED_POS_TO_LEVEL_TABS_X(n) : \
 213                                          IS_POS_LEVEL_SETTINGS(n) ?     \
 214                                          ED_POS_TO_LEVEL_SETTINGS_X(n) : \
 215                                          IS_POS_ELEMENT_TABS(n) ?       \
 216                                          ED_POS_TO_ELEMENT_TABS_X(n) : \
 217                                          IS_POS_ELEMENT_SETTINGS(n) ?   \
 218                                          ED_POS_TO_ELEMENT_SETTINGS_X(n) : (n))
 219 #define ED_SETTINGS_Y(n)                (IS_POS_LEVEL_TABS(n) ? \
 220                                          ED_POS_TO_LEVEL_TABS_Y(n) : \
 221                                          IS_POS_LEVEL_SETTINGS(n) ?     \
 222                                          ED_POS_TO_LEVEL_SETTINGS_Y(n) : \
 223                                          IS_POS_ELEMENT_TABS(n) ?       \
 224                                          ED_POS_TO_ELEMENT_TABS_Y(n) : \
 225                                          IS_POS_ELEMENT_SETTINGS(n) ?   \
 226                                          ED_POS_TO_ELEMENT_SETTINGS_Y(n) : (n))
 227
 228 #define ED_SETTINGS_XOFF(n)             (5 * ((n) % 4) *                \
 229                                          ED_DRAWINGAREA_TILE_SIZE)
 230 #define ED_SETTINGS_YOFF(n)             (5 * ((n) / 4) *                \
 231                                          ED_DRAWINGAREA_TILE_SIZE)
 232
 233 #define ED_AREA_XOFFSET_1(n)            ((n) != 0 ?                     \
 234                                          ED_DRAWINGAREA_BORDER_SIZE : 0)
 235 #define ED_AREA_YOFFSET_1(n)            ((n) != 0 ?                     \
 236                                          (ED_CHECKBUTTON_YSIZE -        \
 237                                           ED_DRAWINGAREA_TILE_SIZE) / 2 : 0)
 238
 239 #define ED_AREA_XOFFSET_2(n)      (0)
 240 #define ED_AREA_YOFFSET_2(n)      ((n) == 3 ?                   \
 241                                    ((n) - 1) * ED_DRAWINGAREA_TILE_SIZE / 2 : 0)
 242
 243 #define ED_AREA_SETTINGS_X(i)      (ED_SETTINGS_X((i).x) +              \
 244                                     ED_SETTINGS_XOFF((i).xoffset) +     \
 245                                     ED_AREA_XOFFSET_1((i).x) -          \
 246                                     ED_AREA_XOFFSET_2((i).area_xsize))
 247 #define ED_AREA_SETTINGS_Y(i)      (ED_SETTINGS_Y((i).y) +              \
 248                                     ED_SETTINGS_YOFF((i).yoffset) +     \
 249                                     ED_AREA_YOFFSET_1((i).y) -          \
 250                                     ED_AREA_YOFFSET_2((i).area_ysize))
 251
 252 /* values for element content drawing areas */
 253 #define ED_AREA_1X1_LSETTINGS_XPOS(n)   ED_LEVEL_SETTINGS_XPOS(n)
 254 #define ED_AREA_1X1_LSETTINGS_YPOS(n)   ED_LEVEL_SETTINGS_YPOS(n)
 255 #define ED_AREA_1X1_LSETTINGS_XOFF      (0)
 256 #define ED_AREA_1X1_LSETTINGS_YOFF      (0)
 257
 258 #define ED_AREA_1X1_SETTINGS_XPOS(n)    ED_ELEMENT_SETTINGS_XPOS(n)
 259 #define ED_AREA_1X1_SETTINGS_YPOS(n)    ED_ELEMENT_SETTINGS_YPOS(n)
 260 #define ED_AREA_1X1_SETTINGS_XOFF       (0)
 261 #define ED_AREA_1X1_SETTINGS_YOFF       (0)
 262
 263 #define ED_AREA_3X3_SETTINGS_XPOS(n)    ED_ELEMENT_SETTINGS_XPOS(n)
 264 #define ED_AREA_3X3_SETTINGS_YPOS(n)    ED_ELEMENT_SETTINGS_YPOS(n)
 265 #define ED_AREA_3X3_SETTINGS_XOFF       (0)
 266 #define ED_AREA_3X3_SETTINGS_YOFF       (0)
 267
 268 /* element content */
 269 #define ED_AREA_ELEMENT_CONTENT_XOFF(n) (n)
 270 #define ED_AREA_ELEMENT_CONTENT_YOFF(n) (n)
 271
 272 /* yamyam content */
 273 #define ED_XPOS_YAM                     0
 274 #define ED_YPOS_YAM                     5
 275 #define ED_AREA_YAMYAM_CONTENT_XPOS     ED_ELEMENT_SETTINGS_XPOS(ED_XPOS_YAM)
 276 #define ED_AREA_YAMYAM_CONTENT_YPOS     ED_ELEMENT_SETTINGS_YPOS(ED_YPOS_YAM)
 277 #define ED_AREA_YAMYAM_CONTENT_XOFF(n)  ED_AREA_ELEMENT_CONTENT_XOFF(n)
 278 #define ED_AREA_YAMYAM_CONTENT_YOFF(n)  ED_AREA_ELEMENT_CONTENT_YOFF(n)
 279 #define ED_AREA_YAMYAM_CONTENT_X(n)     (ED_ELEMENT_SETTINGS_X(ED_XPOS_YAM) + \
 280                                          ED_SETTINGS_XOFF(n))
 281 #define ED_AREA_YAMYAM_CONTENT_Y(n)     (ED_ELEMENT_SETTINGS_Y(ED_YPOS_YAM) + \
 282                                          ED_SETTINGS_YOFF(n) +          \
 283                                          ED_AREA_YOFFSET_1(ED_YPOS_YAM) - \
 284                                          ED_AREA_YOFFSET_2(3))
 285
 286 /* magic ball content */
 287 #define ED_XPOS_BALL                    0
 288 #define ED_YPOS_BALL                    6
 289 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS ED_ELEMENT_SETTINGS_XPOS(ED_XPOS_BALL)
 290 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS ED_ELEMENT_SETTINGS_YPOS(ED_YPOS_BALL)
 291 #define ED_AREA_MAGIC_BALL_CONTENT_XOFF(n) ED_AREA_ELEMENT_CONTENT_XOFF(n)
 292 #define ED_AREA_MAGIC_BALL_CONTENT_YOFF(n) ED_AREA_ELEMENT_CONTENT_YOFF(n)
 293 #define ED_AREA_MAGIC_BALL_CONTENT_X(n) (ED_ELEMENT_SETTINGS_X(ED_XPOS_BALL) + \
 294                                          ED_SETTINGS_XOFF(n))
 295 #define ED_AREA_MAGIC_BALL_CONTENT_Y(n) (ED_ELEMENT_SETTINGS_Y(ED_YPOS_BALL) + \
 296                                          ED_SETTINGS_YOFF(n) +          \
 297                                          ED_AREA_YOFFSET_1(ED_YPOS_BALL) - \
 298                                          ED_AREA_YOFFSET_2(3))
 299
 300 /* values for scrolling gadgets for drawing area */
 301 #define ED_SCROLLBUTTON_XSIZE           (graphic_info[IMG_EDITOR_PLAYFIELD_SCROLLBAR].width)
 302 #define ED_SCROLLBUTTON_YSIZE           (graphic_info[IMG_EDITOR_PLAYFIELD_SCROLLBAR].height)
 303
 304 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 305 #define ED_SCROLL_UP_YPOS               (0)
 306 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 307 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 308 #define ED_SCROLL_LEFT_XPOS             (0)
 309 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 310 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 311 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 312 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 313                                          ED_SCROLLBUTTON_XSIZE)
 314 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 315 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 316 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 317 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 318 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 319                                          ED_SCROLLBUTTON_YSIZE)
 320 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 321 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 322
 323 /* values for scrolling gadgets for element list */
 324 #define ED_SCROLLBUTTON2_XSIZE          (graphic_info[IMG_EDITOR_PALETTE_SCROLL_UP].width)
 325 #define ED_SCROLLBUTTON2_YSIZE          (graphic_info[IMG_EDITOR_PALETTE_SCROLL_UP].height)
 326
 327 #define ED_SCROLL2_UP_XPOS              (ED_ELEMENTLIST_XPOS +          \
 328                                          ED_ELEMENTLIST_BUTTONS_HORIZ * \
 329                                          ED_ELEMENTLIST_XSIZE)
 330 #define ED_SCROLL2_UP_YPOS              ED_ELEMENTLIST_YPOS
 331 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 332 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 333                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 334                                          ED_ELEMENTLIST_YSIZE -         \
 335                                          ED_SCROLLBUTTON2_YSIZE)
 336 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 337 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 338                                          ED_SCROLLBUTTON2_YSIZE)
 339 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 340 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 341                                          ED_ELEMENTLIST_YSIZE -         \
 342                                          2 * ED_SCROLLBUTTON2_YSIZE)
 343
 344 /* values for ClearEditorGadgetInfoText() and HandleEditorGadgetInfoText() */
 345 #define INFOTEXT_FONT           FONT_TEXT_2
 346 #define INFOTEXT_XSIZE          SXSIZE
 347 #define INFOTEXT_YSIZE          getFontHeight(INFOTEXT_FONT)
 348 #define INFOTEXT_YSIZE_FULL     (INFOTEXT_YSIZE + ED_GADGET_SMALL_DISTANCE)
 349 #define INFOTEXT_X              (editor.settings.tooltip.x)
 350 #define INFOTEXT_Y              (editor.settings.tooltip.y)
 351 #define INFOTEXT_XY_REDEFINED   (INFOTEXT_X != -1 || INFOTEXT_Y != -1)
 352 #define INFOTEXT_XPOS           SX + (INFOTEXT_XY_REDEFINED ? INFOTEXT_X : 0)
 353 #define INFOTEXT_YPOS           SY + (INFOTEXT_XY_REDEFINED ? INFOTEXT_Y : \
 354                                       SYSIZE - INFOTEXT_YSIZE)
 355
 356
 357 /*
 358   -----------------------------------------------------------------------------
 359   editor gadget definitions
 360   -----------------------------------------------------------------------------
 361 */
 362
 363 /* drawing toolbox buttons */
 364 #define GADGET_ID_NONE                  -1
 365 #define GADGET_ID_TOOLBOX_FIRST         0
 366
 367 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 368 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 369 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 370 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 371 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 372 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 373 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 374 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 375 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 376 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 377 #define GADGET_ID_ZOOM                  (GADGET_ID_TOOLBOX_FIRST + 10)
 378 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 379 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 380 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 381 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 382 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 383
 384 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 385 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 386 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 387 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 388 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 389 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 390
 391 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 392 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 393 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 394 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 395 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 396
 397 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 27)
 398 #define GADGET_ID_ELEMENT_LEFT          (GADGET_ID_TOOLBOX_FIRST + 28)
 399 #define GADGET_ID_ELEMENT_MIDDLE        (GADGET_ID_TOOLBOX_FIRST + 29)
 400 #define GADGET_ID_ELEMENT_RIGHT         (GADGET_ID_TOOLBOX_FIRST + 30)
 401 #define GADGET_ID_PALETTE               (GADGET_ID_TOOLBOX_FIRST + 31)
 402
 403 /* counter gadget identifiers */
 404 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 32)
 405
 406 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 407 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 408 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 409 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 410 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 411 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 412 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 413 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 414 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 415 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 416 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 417 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 418 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 419 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 420 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 421 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 422 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 423 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 424 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 425 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 426 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 427 #define GADGET_ID_LEVEL_RANDOM_SEED_DOWN (GADGET_ID_COUNTER_FIRST + 21)
 428 #define GADGET_ID_LEVEL_RANDOM_SEED_TEXT (GADGET_ID_COUNTER_FIRST + 22)
 429 #define GADGET_ID_LEVEL_RANDOM_SEED_UP  (GADGET_ID_COUNTER_FIRST + 23)
 430 #define GADGET_ID_LEVELSET_NUM_LEVELS_DOWN (GADGET_ID_COUNTER_FIRST + 24)
 431 #define GADGET_ID_LEVELSET_NUM_LEVELS_TEXT (GADGET_ID_COUNTER_FIRST + 25)
 432 #define GADGET_ID_LEVELSET_NUM_LEVELS_UP   (GADGET_ID_COUNTER_FIRST + 26)
 433 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 434 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 435 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 29)
 436 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 437 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 438 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 32)
 439 #define GADGET_ID_ELEMENT_VALUE3_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 440 #define GADGET_ID_ELEMENT_VALUE3_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 441 #define GADGET_ID_ELEMENT_VALUE3_UP     (GADGET_ID_COUNTER_FIRST + 35)
 442 #define GADGET_ID_ELEMENT_VALUE4_DOWN   (GADGET_ID_COUNTER_FIRST + 36)
 443 #define GADGET_ID_ELEMENT_VALUE4_TEXT   (GADGET_ID_COUNTER_FIRST + 37)
 444 #define GADGET_ID_ELEMENT_VALUE4_UP     (GADGET_ID_COUNTER_FIRST + 38)
 445 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 39)
 446 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 40)
 447 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 41)
 448 #define GADGET_ID_BALL_CONTENT_DOWN     (GADGET_ID_COUNTER_FIRST + 42)
 449 #define GADGET_ID_BALL_CONTENT_TEXT     (GADGET_ID_COUNTER_FIRST + 43)
 450 #define GADGET_ID_BALL_CONTENT_UP       (GADGET_ID_COUNTER_FIRST + 44)
 451 #define GADGET_ID_ANDROID_CONTENT_DOWN  (GADGET_ID_COUNTER_FIRST + 45)
 452 #define GADGET_ID_ANDROID_CONTENT_TEXT  (GADGET_ID_COUNTER_FIRST + 46)
 453 #define GADGET_ID_ANDROID_CONTENT_UP    (GADGET_ID_COUNTER_FIRST + 47)
 454 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 455 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 456 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 50)
 457 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 51)
 458 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 52)
 459 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 53)
 460 #define GADGET_ID_INVENTORY_SIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 461 #define GADGET_ID_INVENTORY_SIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 462 #define GADGET_ID_INVENTORY_SIZE_UP     (GADGET_ID_COUNTER_FIRST + 56)
 463 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 57)
 464 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 58)
 465 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 59)
 466 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 60)
 467 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 61)
 468 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 62)
 469 #define GADGET_ID_CUSTOM_VALUE_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 63)
 470 #define GADGET_ID_CUSTOM_VALUE_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 64)
 471 #define GADGET_ID_CUSTOM_VALUE_FIX_UP   (GADGET_ID_COUNTER_FIRST + 65)
 472 #define GADGET_ID_CUSTOM_VALUE_RND_DOWN (GADGET_ID_COUNTER_FIRST + 66)
 473 #define GADGET_ID_CUSTOM_VALUE_RND_TEXT (GADGET_ID_COUNTER_FIRST + 67)
 474 #define GADGET_ID_CUSTOM_VALUE_RND_UP   (GADGET_ID_COUNTER_FIRST + 68)
 475 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 69)
 476 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 70)
 477 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 71)
 478 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 72)
 479 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 73)
 480 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 74)
 481 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 75)
 482 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 76)
 483 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 77)
 484 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 78)
 485 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 79)
 486 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 80)
 487 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 81)
 488 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 82)
 489 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 83)
 490 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 84)
 491 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 85)
 492 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 86)
 493 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 87)
 494 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 88)
 495 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 89)
 496 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 90)
 497 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 91)
 498 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 92)
 499 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 93)
 500 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 94)
 501 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 95)
 502 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 96)
 503 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 97)
 504 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 98)
 505 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 99)
 506 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 100)
 507 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 101)
 508 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 102)
 509 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 103)
 510 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 104)
 511
 512 /* drawing area identifiers */
 513 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 105)
 514
 515 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 516 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 517 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 518 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 519 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 520 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 521 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 522 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 523 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 524 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 525 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 526 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 527 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 528 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 529 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 530 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 531 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 532 #define GADGET_ID_ANDROID_CONTENT       (GADGET_ID_DRAWING_AREA_FIRST + 17)
 533 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 534 #define GADGET_ID_START_ELEMENT         (GADGET_ID_DRAWING_AREA_FIRST + 19)
 535 #define GADGET_ID_ARTWORK_ELEMENT       (GADGET_ID_DRAWING_AREA_FIRST + 20)
 536 #define GADGET_ID_EXPLOSION_ELEMENT     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 537 #define GADGET_ID_INVENTORY_CONTENT     (GADGET_ID_DRAWING_AREA_FIRST + 22)
 538 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 23)
 539 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 24)
 540 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 25)
 541 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 542 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 27)
 543 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 28)
 544 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 29)
 545 #define GADGET_ID_CUSTOM_CHANGE_ACTION  (GADGET_ID_DRAWING_AREA_FIRST + 30)
 546 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 31)
 547 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 32)
 548
 549 /* text input identifiers */
 550 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 33)
 551
 552 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 553 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 554 #define GADGET_ID_LEVELSET_NAME         (GADGET_ID_TEXT_INPUT_FIRST + 2)
 555 #define GADGET_ID_LEVELSET_AUTHOR       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 556 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 4)
 557
 558 /* text area identifiers */
 559 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 5)
 560
 561 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 562
 563 /* selectbox identifiers */
 564 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 565
 566 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 567 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 568 #define GADGET_ID_LEVELSET_SAVE_MODE    (GADGET_ID_SELECTBOX_FIRST + 2)
 569 #define GADGET_ID_WIND_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 3)
 570 #define GADGET_ID_PLAYER_SPEED          (GADGET_ID_SELECTBOX_FIRST + 4)
 571 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 5)
 572 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 6)
 573 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 7)
 574 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 8)
 575 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 9)
 576 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 10)
 577 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 11)
 578 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 12)
 579 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 13)
 580 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 14)
 581 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 15)
 582 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 16)
 583 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 17)
 584 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 18)
 585 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 19)
 586 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 20)
 587 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 21)
 588 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 22)
 589 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 23)
 590 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 24)
 591 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 25)
 592 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 26)
 593 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 27)
 594 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 28)
 595 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 29)
 596
 597 /* textbutton identifiers */
 598 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 30)
 599
 600 #define GADGET_ID_LEVELINFO_LEVEL       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 601 #define GADGET_ID_LEVELINFO_LEVELSET    (GADGET_ID_TEXTBUTTON_FIRST + 1)
 602 #define GADGET_ID_LEVELINFO_EDITOR      (GADGET_ID_TEXTBUTTON_FIRST + 2)
 603 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 3)
 604 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 605 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 5)
 606 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 6)
 607 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 7)
 608 #define GADGET_ID_SAVE_AS_TEMPLATE_1    (GADGET_ID_TEXTBUTTON_FIRST + 8)
 609 #define GADGET_ID_SAVE_AS_TEMPLATE_2    (GADGET_ID_TEXTBUTTON_FIRST + 9)
 610 #define GADGET_ID_SAVE_LEVELSET         (GADGET_ID_TEXTBUTTON_FIRST + 10)
 611 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 11)
 612 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 12)
 613
 614 /* graphicbutton identifiers */
 615 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 13)
 616
 617 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 618 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 619 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 620 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 621
 622 /* gadgets for scrolling of drawing area */
 623 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 624
 625 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 626 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 627 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 628 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 629 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 630 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 631
 632 /* gadgets for scrolling element list */
 633 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 634
 635 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 636 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 637 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 638
 639 /* checkbuttons/radiobuttons for level/element properties */
 640 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 641
 642 #define GADGET_ID_AUTO_COUNT_GEMS       (GADGET_ID_CHECKBUTTON_FIRST + 0)
 643 #define GADGET_ID_USE_LEVELSET_ARTWORK  (GADGET_ID_CHECKBUTTON_FIRST + 1)
 644 #define GADGET_ID_COPY_LEVEL_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 2)
 645 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 3)
 646 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 4)
 647 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 5)
 648 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 6)
 649 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 7)
 650 #define GADGET_ID_EM_EXPLODES_BY_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 8)
 651 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 9)
 652 #define GADGET_ID_USE_TIME_ORB_BUG      (GADGET_ID_CHECKBUTTON_FIRST + 10)
 653 #define GADGET_ID_RANDOM_BALL_CONTENT   (GADGET_ID_CHECKBUTTON_FIRST + 11)
 654 #define GADGET_ID_INITIAL_BALL_STATE    (GADGET_ID_CHECKBUTTON_FIRST + 12)
 655 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 656 #define GADGET_ID_AUTO_EXIT_SOKOBAN     (GADGET_ID_CHECKBUTTON_FIRST + 14)
 657 #define GADGET_ID_SOLVED_BY_ONE_PLAYER  (GADGET_ID_CHECKBUTTON_FIRST + 15)
 658 #define GADGET_ID_CONTINUOUS_SNAPPING   (GADGET_ID_CHECKBUTTON_FIRST + 16)
 659 #define GADGET_ID_BLOCK_SNAP_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 17)
 660 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 18)
 661 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 19)
 662 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 20)
 663 #define GADGET_ID_SHIFTED_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 21)
 664 #define GADGET_ID_LAZY_RELOCATION       (GADGET_ID_CHECKBUTTON_FIRST + 22)
 665 #define GADGET_ID_USE_START_ELEMENT     (GADGET_ID_CHECKBUTTON_FIRST + 23)
 666 #define GADGET_ID_USE_ARTWORK_ELEMENT   (GADGET_ID_CHECKBUTTON_FIRST + 24)
 667 #define GADGET_ID_USE_EXPLOSION_ELEMENT (GADGET_ID_CHECKBUTTON_FIRST + 25)
 668 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 669 #define GADGET_ID_USE_INITIAL_INVENTORY (GADGET_ID_CHECKBUTTON_FIRST + 27)
 670 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 28)
 671 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 672 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 30)
 673 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 674 #define GADGET_ID_ENVELOPE_AUTOWRAP     (GADGET_ID_CHECKBUTTON_FIRST + 32)
 675 #define GADGET_ID_ENVELOPE_CENTERED     (GADGET_ID_CHECKBUTTON_FIRST + 33)
 676 #define GADGET_ID_MM_LASER_RED          (GADGET_ID_CHECKBUTTON_FIRST + 34)
 677 #define GADGET_ID_MM_LASER_GREEN        (GADGET_ID_CHECKBUTTON_FIRST + 35)
 678 #define GADGET_ID_MM_LASER_BLUE         (GADGET_ID_CHECKBUTTON_FIRST + 36)
 679 #define GADGET_ID_DF_LASER_RED          (GADGET_ID_CHECKBUTTON_FIRST + 37)
 680 #define GADGET_ID_DF_LASER_GREEN        (GADGET_ID_CHECKBUTTON_FIRST + 38)
 681 #define GADGET_ID_DF_LASER_BLUE         (GADGET_ID_CHECKBUTTON_FIRST + 39)
 682 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 40)
 683 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 41)
 684 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 42)
 685 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 43)
 686 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 44)
 687 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 45)
 688 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 46)
 689 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 47)
 690 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 48)
 691 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 49)
 692 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 50)
 693 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 51)
 694 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 52)
 695 #define GADGET_ID_CUSTOM_USE_LAST_VALUE (GADGET_ID_CHECKBUTTON_FIRST + 53)
 696 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 54)
 697 #define GADGET_ID_CUSTOM_USE_TEMPLATE_1 (GADGET_ID_CHECKBUTTON_FIRST + 55)
 698 #define GADGET_ID_CUSTOM_USE_TEMPLATE_2 (GADGET_ID_CHECKBUTTON_FIRST + 56)
 699 #define GADGET_ID_CUSTOM_USE_TEMPLATE_3 (GADGET_ID_CHECKBUTTON_FIRST + 57)
 700 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 58)
 701 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 59)
 702 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 60)
 703 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 61)
 704 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 62)
 705 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 63)
 706 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 64)
 707 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 65)
 708 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 66)
 709
 710 /* gadgets for buttons in element list */
 711 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 67)
 712 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 713                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 714
 715 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 716
 717 /* radio button numbers */
 718 #define RADIO_NR_NONE                   0
 719 #define RADIO_NR_DRAWING_TOOLBOX        1
 720 #define RADIO_NR_RANDOM_ELEMENTS        2
 721
 722 /* values for counter gadgets */
 723 #define ED_COUNTER_ID_SELECT_LEVEL      0
 724 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 725 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 726 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 727 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 728 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 729 #define ED_COUNTER_ID_LEVEL_RANDOM_SEED 6
 730 #define ED_COUNTER_ID_LEVELSET_NUM_LEVELS 7
 731 #define ED_COUNTER_ID_LEVEL_RANDOM      8
 732 #define ED_COUNTER_ID_ELEMENT_VALUE1    9
 733 #define ED_COUNTER_ID_ELEMENT_VALUE2    10
 734 #define ED_COUNTER_ID_ELEMENT_VALUE3    11
 735 #define ED_COUNTER_ID_ELEMENT_VALUE4    12
 736 #define ED_COUNTER_ID_YAMYAM_CONTENT    13
 737 #define ED_COUNTER_ID_BALL_CONTENT      14
 738 #define ED_COUNTER_ID_ANDROID_CONTENT   15
 739 #define ED_COUNTER_ID_ENVELOPE_XSIZE    16
 740 #define ED_COUNTER_ID_ENVELOPE_YSIZE    17
 741 #define ED_COUNTER_ID_INVENTORY_SIZE    18
 742 #define ED_COUNTER_ID_CUSTOM_SCORE      19
 743 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   20
 744 #define ED_COUNTER_ID_CUSTOM_VALUE_FIX  21
 745 #define ED_COUNTER_ID_CUSTOM_VALUE_RND  22
 746 #define ED_COUNTER_ID_PUSH_DELAY_FIX    23
 747 #define ED_COUNTER_ID_PUSH_DELAY_RND    24
 748 #define ED_COUNTER_ID_DROP_DELAY_FIX    25
 749 #define ED_COUNTER_ID_DROP_DELAY_RND    26
 750 #define ED_COUNTER_ID_MOVE_DELAY_FIX    27
 751 #define ED_COUNTER_ID_MOVE_DELAY_RND    28
 752 #define ED_COUNTER_ID_EXPLOSION_DELAY   29
 753 #define ED_COUNTER_ID_IGNITION_DELAY    30
 754 #define ED_COUNTER_ID_GROUP_CONTENT     31
 755 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  32
 756 #define ED_COUNTER_ID_CHANGE_DELAY_RND  33
 757 #define ED_COUNTER_ID_CHANGE_CONT_RND   34
 758
 759 #define ED_NUM_COUNTERBUTTONS           35
 760
 761 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 762 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM_SEED
 763 #define ED_COUNTER_ID_LEVELSET_FIRST    ED_COUNTER_ID_LEVELSET_NUM_LEVELS
 764 #define ED_COUNTER_ID_LEVELSET_LAST     ED_COUNTER_ID_LEVELSET_NUM_LEVELS
 765 #define ED_COUNTER_ID_EDITOR_FIRST      ED_COUNTER_ID_LEVEL_RANDOM
 766 #define ED_COUNTER_ID_EDITOR_LAST       ED_COUNTER_ID_LEVEL_RANDOM
 767
 768 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 769 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 770 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 771 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 772 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 773 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 774
 775 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 776 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 777
 778 /* values for scrollbutton gadgets */
 779 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 780 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 781 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 782 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 783 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 784 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 785
 786 #define ED_NUM_SCROLLBUTTONS            6
 787
 788 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 789 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 790
 791 /* values for scrollbar gadgets */
 792 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 793 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 794 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 795
 796 #define ED_NUM_SCROLLBARS               3
 797
 798 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 799 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 800
 801 /* values for text input gadgets */
 802 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 803 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 804 #define ED_TEXTINPUT_ID_LEVELSET_NAME   2
 805 #define ED_TEXTINPUT_ID_LEVELSET_AUTHOR 3
 806 #define ED_TEXTINPUT_ID_ELEMENT_NAME    4
 807
 808 #define ED_NUM_TEXTINPUT                5
 809
 810 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 811 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 812
 813 #define ED_TEXTINPUT_ID_LEVELSET_FIRST  ED_TEXTINPUT_ID_LEVELSET_NAME
 814 #define ED_TEXTINPUT_ID_LEVELSET_LAST   ED_TEXTINPUT_ID_LEVELSET_AUTHOR
 815
 816 /* values for text area gadgets */
 817 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 818
 819 #define ED_NUM_TEXTAREAS                        1
 820
 821 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 822 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 823
 824 /* values for selectbox gadgets */
 825 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 826 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 827 #define ED_SELECTBOX_ID_LEVELSET_SAVE_MODE      2
 828 #define ED_SELECTBOX_ID_WIND_DIRECTION          3
 829 #define ED_SELECTBOX_ID_PLAYER_SPEED            4
 830 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      5
 831 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     6
 832 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 7
 833 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 8
 834 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   9
 835 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     10
 836 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   11
 837 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    12
 838 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  13
 839 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    14
 840 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    15
 841 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       16
 842 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   17
 843 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       18
 844 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    19
 845 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     20
 846 #define ED_SELECTBOX_ID_CHANGE_SIDE             21
 847 #define ED_SELECTBOX_ID_CHANGE_PLAYER           22
 848 #define ED_SELECTBOX_ID_CHANGE_PAGE             23
 849 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     24
 850 #define ED_SELECTBOX_ID_ACTION_TYPE             25
 851 #define ED_SELECTBOX_ID_ACTION_MODE             26
 852 #define ED_SELECTBOX_ID_ACTION_ARG              27
 853 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      28
 854 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       29
 855
 856 #define ED_NUM_SELECTBOX                        30
 857
 858 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 859 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_GAME_ENGINE_TYPE
 860
 861 #define ED_SELECTBOX_ID_LEVELSET_FIRST  ED_SELECTBOX_ID_LEVELSET_SAVE_MODE
 862 #define ED_SELECTBOX_ID_LEVELSET_LAST   ED_SELECTBOX_ID_LEVELSET_SAVE_MODE
 863
 864 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 865 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 866 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 867 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 868 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 869 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 870
 871 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 872 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 873
 874 /* values for textbutton gadgets */
 875 #define ED_TEXTBUTTON_ID_LEVELINFO_LEVEL        0
 876 #define ED_TEXTBUTTON_ID_LEVELINFO_LEVELSET     1
 877 #define ED_TEXTBUTTON_ID_LEVELINFO_EDITOR       2
 878 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        3
 879 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      4
 880 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    5
 881 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    6
 882 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      7
 883 #define ED_TEXTBUTTON_ID_SAVE_LEVELSET          8
 884 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_2     9
 885 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1     10
 886 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        11
 887 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        12
 888
 889 #define ED_NUM_TEXTBUTTONS                      13
 890
 891 #define ED_TAB_BUTTON_ID_LEVELINFO_FIRST ED_TEXTBUTTON_ID_LEVELINFO_LEVEL
 892 #define ED_TAB_BUTTON_ID_LEVELINFO_LAST  ED_TEXTBUTTON_ID_LEVELINFO_EDITOR
 893
 894 #define ED_TAB_BUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 895 #define ED_TAB_BUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 896
 897 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 898 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 899
 900 /* values for graphicbutton gadgets */
 901 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 902 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 903 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 904 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 905
 906 #define ED_NUM_GRAPHICBUTTONS                   4
 907
 908 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 909 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 910
 911 /* values for checkbutton gadgets */
 912 #define ED_CHECKBUTTON_ID_AUTO_COUNT_GEMS       0
 913 #define ED_CHECKBUTTON_ID_USE_LEVELSET_ARTWORK  1
 914 #define ED_CHECKBUTTON_ID_COPY_LEVEL_TEMPLATE   2
 915 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     3
 916 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_3 4
 917 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_2 5
 918 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         6
 919 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      7
 920 #define ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE   8
 921 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        9
 922 #define ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG      10
 923 #define ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT   11
 924 #define ED_CHECKBUTTON_ID_INITIAL_BALL_STATE    12
 925 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    13
 926 #define ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN     14
 927 #define ED_CHECKBUTTON_ID_SOLVED_BY_ONE_PLAYER  15
 928 #define ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING   16
 929 #define ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD      17
 930 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      18
 931 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   19
 932 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    20
 933 #define ED_CHECKBUTTON_ID_SHIFTED_RELOCATION    21
 934 #define ED_CHECKBUTTON_ID_LAZY_RELOCATION       22
 935 #define ED_CHECKBUTTON_ID_USE_START_ELEMENT     23
 936 #define ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT   24
 937 #define ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT 25
 938 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       26
 939 #define ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY 27
 940 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  28
 941 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    29
 942 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    30
 943 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     31
 944 #define ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP     32
 945 #define ED_CHECKBUTTON_ID_ENVELOPE_CENTERED     33
 946 #define ED_CHECKBUTTON_ID_MM_LASER_RED          34
 947 #define ED_CHECKBUTTON_ID_MM_LASER_GREEN        35
 948 #define ED_CHECKBUTTON_ID_MM_LASER_BLUE         36
 949 #define ED_CHECKBUTTON_ID_DF_LASER_RED          37
 950 #define ED_CHECKBUTTON_ID_DF_LASER_GREEN        38
 951 #define ED_CHECKBUTTON_ID_DF_LASER_BLUE         39
 952 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    40
 953 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1 41
 954 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     42
 955 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 43
 956 #define ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE 44
 957 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 45
 958 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 46
 959 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       47
 960 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       48
 961 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      49
 962 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       50
 963 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         51
 964 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    52
 965 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   53
 966 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  54
 967 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 55
 968 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     56
 969 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          57
 970 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  58
 971 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   59
 972 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  60
 973 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    61
 974 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  62
 975 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     63
 976 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     64
 977
 978 #define ED_NUM_CHECKBUTTONS                     65
 979
 980 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_AUTO_COUNT_GEMS
 981 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_AUTO_COUNT_GEMS
 982
 983 #define ED_CHECKBUTTON_ID_LEVELSET_FIRST ED_CHECKBUTTON_ID_USE_LEVELSET_ARTWORK
 984 #define ED_CHECKBUTTON_ID_LEVELSET_LAST  ED_CHECKBUTTON_ID_COPY_LEVEL_TEMPLATE
 985
 986 #define ED_CHECKBUTTON_ID_EDITOR_FIRST  ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 987 #define ED_CHECKBUTTON_ID_EDITOR_LAST   ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_2
 988
 989 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 990 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 991 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 992 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 993 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 994 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 995
 996 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 997 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 998
 999 /* values for radiobutton gadgets */
1000 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
1001 #define ED_RADIOBUTTON_ID_QUANTITY      1
1002
1003 #define ED_NUM_RADIOBUTTONS             2
1004
1005 #define ED_RADIOBUTTON_ID_EDITOR_FIRST  ED_RADIOBUTTON_ID_PERCENTAGE
1006 #define ED_RADIOBUTTON_ID_EDITOR_LAST   ED_RADIOBUTTON_ID_QUANTITY
1007
1008 /* values for drawing area gadgets */
1009 #define ED_DRAWING_ID_DRAWING_LEVEL             0
1010 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
1011 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
1012 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
1013 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
1014 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
1015 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
1016 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
1017 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
1018 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
1019 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
1020 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
1021 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
1022 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
1023 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
1024 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
1025 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
1026 #define ED_DRAWING_ID_ANDROID_CONTENT           17
1027 #define ED_DRAWING_ID_AMOEBA_CONTENT            18
1028 #define ED_DRAWING_ID_START_ELEMENT             19
1029 #define ED_DRAWING_ID_ARTWORK_ELEMENT           20
1030 #define ED_DRAWING_ID_EXPLOSION_ELEMENT         21
1031 #define ED_DRAWING_ID_INVENTORY_CONTENT         22
1032 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            23
1033 #define ED_DRAWING_ID_CUSTOM_CONTENT            24
1034 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         25
1035 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         26
1036 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      27
1037 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     28
1038 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     29
1039 #define ED_DRAWING_ID_CUSTOM_CHANGE_ACTION      30
1040 #define ED_DRAWING_ID_GROUP_CONTENT             31
1041 #define ED_DRAWING_ID_RANDOM_BACKGROUND         32
1042
1043 #define ED_NUM_DRAWING_AREAS                    33
1044
1045 #define ED_DRAWING_ID_EDITOR_FIRST      ED_DRAWING_ID_RANDOM_BACKGROUND
1046 #define ED_DRAWING_ID_EDITOR_LAST       ED_DRAWING_ID_RANDOM_BACKGROUND
1047
1048
1049 /*
1050   -----------------------------------------------------------------------------
1051   some internally used definitions
1052   -----------------------------------------------------------------------------
1053 */
1054
1055 /* values for CopyLevelToUndoBuffer() */
1056 #define UNDO_IMMEDIATE                  0
1057 #define UNDO_ACCUMULATE                 1
1058
1059 /* values for scrollbars */
1060 #define ED_SCROLL_NO                    0
1061 #define ED_SCROLL_LEFT                  1
1062 #define ED_SCROLL_RIGHT                 2
1063 #define ED_SCROLL_UP                    4
1064 #define ED_SCROLL_DOWN                  8
1065
1066 /* screens in the level editor */
1067 #define ED_MODE_DRAWING                 0
1068 #define ED_MODE_INFO                    1
1069 #define ED_MODE_PROPERTIES              2
1070 #define ED_MODE_PALETTE                 3
1071
1072 /* sub-screens in the global settings section */
1073 #define ED_MODE_LEVELINFO_LEVEL         ED_TEXTBUTTON_ID_LEVELINFO_LEVEL
1074 #define ED_MODE_LEVELINFO_LEVELSET      ED_TEXTBUTTON_ID_LEVELINFO_LEVELSET
1075 #define ED_MODE_LEVELINFO_EDITOR        ED_TEXTBUTTON_ID_LEVELINFO_EDITOR
1076
1077 /* sub-screens in the element properties section */
1078 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
1079 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
1080 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
1081 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
1082 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
1083
1084 /* how many steps can be cancelled */
1085 #define NUM_UNDO_STEPS                  (64 + 1)
1086
1087 /* values for elements with score for certain actions */
1088 #define MIN_SCORE                       0
1089 #define MAX_SCORE                       999
1090
1091 /* values for elements with count for collecting */
1092 #define MIN_COLLECT_COUNT               0
1093 #define MAX_COLLECT_COUNT               999
1094
1095 /* values for random placement */
1096 #define RANDOM_USE_PERCENTAGE           0
1097 #define RANDOM_USE_QUANTITY             1
1098
1099 /* values for level set save mode */
1100 #define LEVELSET_SAVE_MODE_UPDATE       0
1101 #define LEVELSET_SAVE_MODE_CREATE       1
1102
1103 /* default value for element tile size in drawing area */
1104 #define DEFAULT_EDITOR_TILESIZE         MINI_TILESIZE
1105 #define DEFAULT_EDITOR_TILESIZE_MM      TILESIZE
1106
1107
1108 /*
1109   -----------------------------------------------------------------------------
1110   some internally used data structure definitions
1111   -----------------------------------------------------------------------------
1112 */
1113
1114 static struct
1115 {
1116   int graphic;
1117   int gadget_id;
1118   struct XYTileSize *pos;
1119   int gadget_type;
1120   char *infotext;
1121   char shortcut;
1122 } controlbutton_info[ED_NUM_CTRL_BUTTONS] =
1123 {
1124   /* note: some additional characters are already reserved for "cheat mode"
1125      shortcuts (":XYZ" style) -- for details, see "events.c" */
1126
1127   /* ---------- toolbox control buttons ------------------------------------ */
1128
1129   {
1130     IMG_GFX_EDITOR_BUTTON_DRAW_SINGLE,          GADGET_ID_SINGLE_ITEMS,
1131     &editor.button.draw_single,                 GD_TYPE_RADIO_BUTTON,
1132     "draw single items",                        's'
1133   },
1134   {
1135     IMG_GFX_EDITOR_BUTTON_DRAW_CONNECTED,       GADGET_ID_CONNECTED_ITEMS,
1136     &editor.button.draw_connected,              GD_TYPE_RADIO_BUTTON,
1137     "draw connected items",                     'd'
1138   },
1139   {
1140     IMG_GFX_EDITOR_BUTTON_DRAW_LINE,            GADGET_ID_LINE,
1141     &editor.button.draw_line,                   GD_TYPE_RADIO_BUTTON,
1142     "draw lines",                               'l'
1143   },
1144   {
1145     IMG_GFX_EDITOR_BUTTON_DRAW_ARC,             GADGET_ID_ARC,
1146     &editor.button.draw_arc,                    GD_TYPE_RADIO_BUTTON,
1147     "draw arcs",                                'a'
1148   },
1149   {
1150     IMG_GFX_EDITOR_BUTTON_DRAW_RECTANGLE,       GADGET_ID_RECTANGLE,
1151     &editor.button.draw_rectangle,              GD_TYPE_RADIO_BUTTON,
1152     "draw outline rectangles",                  'r'
1153   },
1154   {
1155     IMG_GFX_EDITOR_BUTTON_DRAW_FILLED_BOX,      GADGET_ID_FILLED_BOX,
1156     &editor.button.draw_filled_box,             GD_TYPE_RADIO_BUTTON,
1157     "draw filled rectangles",                   'R'
1158   },
1159   {
1160     IMG_GFX_EDITOR_BUTTON_ROTATE_UP,            GADGET_ID_WRAP_UP,
1161     &editor.button.rotate_up,                   GD_TYPE_NORMAL_BUTTON,
1162     "wrap (rotate) level up",                   0
1163   },
1164   {
1165     IMG_GFX_EDITOR_BUTTON_DRAW_TEXT,            GADGET_ID_TEXT,
1166     &editor.button.draw_text,                   GD_TYPE_RADIO_BUTTON,
1167     "enter text elements",                      't'
1168   },
1169   {
1170     IMG_GFX_EDITOR_BUTTON_FLOOD_FILL,           GADGET_ID_FLOOD_FILL,
1171     &editor.button.flood_fill,                  GD_TYPE_RADIO_BUTTON,
1172     "flood fill",                               'f'
1173   },
1174   {
1175     IMG_GFX_EDITOR_BUTTON_ROTATE_LEFT,          GADGET_ID_WRAP_LEFT,
1176     &editor.button.rotate_left,                 GD_TYPE_NORMAL_BUTTON,
1177     "wrap (rotate) level left",                 0
1178   },
1179   {
1180     IMG_GFX_EDITOR_BUTTON_ZOOM_LEVEL,           GADGET_ID_ZOOM,
1181     &editor.button.zoom_level,                  GD_TYPE_NORMAL_BUTTON,
1182     "zoom level tile size",                     '+'
1183   },
1184   {
1185     IMG_GFX_EDITOR_BUTTON_ROTATE_RIGHT,         GADGET_ID_WRAP_RIGHT,
1186     &editor.button.rotate_right,                GD_TYPE_NORMAL_BUTTON,
1187     "wrap (rotate) level right",                0
1188   },
1189   {
1190     IMG_GFX_EDITOR_BUTTON_DRAW_RANDOM,          GADGET_ID_RANDOM_PLACEMENT,
1191     &editor.button.draw_random,                 GD_TYPE_NORMAL_BUTTON,
1192     "random element placement",                 0
1193   },
1194   {
1195     IMG_GFX_EDITOR_BUTTON_GRAB_BRUSH,           GADGET_ID_GRAB_BRUSH,
1196     &editor.button.grab_brush,                  GD_TYPE_RADIO_BUTTON,
1197     "grab brush",                               'b'
1198   },
1199   {
1200     IMG_GFX_EDITOR_BUTTON_ROTATE_DOWN,          GADGET_ID_WRAP_DOWN,
1201     &editor.button.rotate_down,                 GD_TYPE_NORMAL_BUTTON,
1202     "wrap (rotate) level down",                 0
1203   },
1204   {
1205     IMG_GFX_EDITOR_BUTTON_PICK_ELEMENT,         GADGET_ID_PICK_ELEMENT,
1206     &editor.button.pick_element,                GD_TYPE_RADIO_BUTTON,
1207     "pick drawing element",                     ','
1208   },
1209
1210   /* ---------- level control buttons -------------------------------------- */
1211
1212   {
1213     IMG_GFX_EDITOR_BUTTON_UNDO,                 GADGET_ID_UNDO,
1214     &editor.button.undo,                        GD_TYPE_NORMAL_BUTTON,
1215     "undo/redo last operation",                 'u'
1216   },
1217   {
1218     IMG_GFX_EDITOR_BUTTON_CONF,                 GADGET_ID_INFO,
1219     &editor.button.conf,                        GD_TYPE_NORMAL_BUTTON,
1220     "properties of level",                      'I'
1221   },
1222   {
1223     IMG_GFX_EDITOR_BUTTON_SAVE,                 GADGET_ID_SAVE,
1224     &editor.button.save,                        GD_TYPE_NORMAL_BUTTON,
1225     "save level",                               'S'
1226   },
1227   {
1228     IMG_GFX_EDITOR_BUTTON_CLEAR,                GADGET_ID_CLEAR,
1229     &editor.button.clear,                       GD_TYPE_NORMAL_BUTTON,
1230     "clear level",                              'C'
1231   },
1232   {
1233     IMG_GFX_EDITOR_BUTTON_TEST,                 GADGET_ID_TEST,
1234     &editor.button.test,                        GD_TYPE_NORMAL_BUTTON,
1235     "test level",                               'T'
1236   },
1237   {
1238     IMG_GFX_EDITOR_BUTTON_EXIT,                 GADGET_ID_EXIT,
1239     &editor.button.exit,                        GD_TYPE_NORMAL_BUTTON,
1240     "exit level editor",                        'E'
1241   },
1242
1243   /* ---------- CE and GE control buttons ---------------------------------- */
1244
1245   {
1246     IMG_GFX_EDITOR_BUTTON_CE_COPY_FROM,         GADGET_ID_CUSTOM_COPY_FROM,
1247     &editor.button.ce_copy_from,                GD_TYPE_RADIO_BUTTON,
1248     "copy settings from other element",         0
1249   },
1250   {
1251     IMG_GFX_EDITOR_BUTTON_CE_COPY_TO,           GADGET_ID_CUSTOM_COPY_TO,
1252     &editor.button.ce_copy_to,                  GD_TYPE_RADIO_BUTTON,
1253     "copy settings to other element",           0
1254   },
1255   {
1256     IMG_GFX_EDITOR_BUTTON_CE_SWAP,              GADGET_ID_CUSTOM_EXCHANGE,
1257     &editor.button.ce_swap,                     GD_TYPE_RADIO_BUTTON,
1258     "exchange element with other element",      0
1259   },
1260   {
1261     IMG_GFX_EDITOR_BUTTON_CE_COPY,              GADGET_ID_CUSTOM_COPY,
1262     &editor.button.ce_copy,                     GD_TYPE_NORMAL_BUTTON,
1263     "copy settings from this element",          0
1264   },
1265   {
1266     IMG_GFX_EDITOR_BUTTON_CE_PASTE,             GADGET_ID_CUSTOM_PASTE,
1267     &editor.button.ce_paste,                    GD_TYPE_NORMAL_BUTTON,
1268     "paste settings to this element",           0
1269   },
1270
1271   /* ---------- palette control buttons ------------------------------------ */
1272
1273   {
1274     IMG_GFX_EDITOR_BUTTON_PROPERTIES,           GADGET_ID_PROPERTIES,
1275     &editor.button.properties,                  GD_TYPE_NORMAL_BUTTON,
1276     "properties of drawing element",            'p'
1277   },
1278   {
1279     IMG_GFX_EDITOR_BUTTON_ELEMENT_LEFT,         GADGET_ID_ELEMENT_LEFT,
1280     &editor.button.element_left,                GD_TYPE_NORMAL_BUTTON,
1281     "properties of drawing element 1",          '1'
1282   },
1283   {
1284     IMG_GFX_EDITOR_BUTTON_ELEMENT_MIDDLE,       GADGET_ID_ELEMENT_MIDDLE,
1285     &editor.button.element_middle,              GD_TYPE_NORMAL_BUTTON,
1286     "properties of drawing element 2",          '2'
1287   },
1288   {
1289     IMG_GFX_EDITOR_BUTTON_ELEMENT_RIGHT,        GADGET_ID_ELEMENT_RIGHT,
1290     &editor.button.element_right,               GD_TYPE_NORMAL_BUTTON,
1291     "properties of drawing element 3",          '3'
1292   },
1293   {
1294     IMG_GFX_EDITOR_BUTTON_PALETTE,              GADGET_ID_PALETTE,
1295     &editor.button.palette,                     GD_TYPE_NORMAL_BUTTON,
1296     "show list of elements",                    'e'
1297   }
1298 };
1299
1300 static int random_placement_value = 10;
1301 static int random_placement_method = RANDOM_USE_QUANTITY;
1302 static int random_placement_background_element = EL_SAND;
1303 static boolean random_placement_background_restricted = FALSE;
1304 static boolean stick_element_properties_window = FALSE;
1305 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
1306 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
1307 static struct ElementChangeInfo custom_element_change;
1308 static struct ElementGroupInfo group_element_info;
1309 static struct ElementInfo custom_element;
1310
1311 static char levelset_name[MAX_LEVEL_NAME_LEN + 1];
1312 static char levelset_author[MAX_LEVEL_AUTHOR_LEN + 1];
1313 static int levelset_num_levels = 100;
1314 static boolean levelset_use_levelset_artwork = FALSE;
1315 static boolean levelset_copy_level_template = FALSE;
1316 static int levelset_save_mode = LEVELSET_SAVE_MODE_UPDATE;
1317
1318 static struct
1319 {
1320   int x, y;
1321   int min_value, max_value;
1322   int gadget_id_down, gadget_id_up;
1323   int gadget_id_text;
1324   int gadget_id_align;
1325   int *value;
1326   char *text_above, *text_left, *text_right;
1327 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
1328 {
1329   /* ---------- current level number --------------------------------------- */
1330
1331   {
1332     -1, -1,     /* these values are not constant, but can change at runtime */
1333     1,                                  100,
1334     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
1335     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
1336     &level_nr,
1337     NULL,                               NULL, NULL
1338   },
1339
1340   /* ---------- level and editor settings ---------------------------------- */
1341
1342   {
1343     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
1344     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
1345     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
1346     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
1347     &level.fieldx,
1348     "playfield size:",                  NULL, "width",
1349   },
1350   {
1351     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
1352     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
1353     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
1354     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
1355     &level.fieldy,
1356     NULL,                               " ", "height",
1357   },
1358   {
1359     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1360     0,                                  999,
1361     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
1362     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
1363     &level.gems_needed,
1364     NULL,                               "number of gems to collect:", NULL
1365   },
1366   {
1367     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
1368     0,                                  9999,
1369     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
1370     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
1371     &level.time,
1372     "time or step limit to solve level:", NULL, NULL
1373   },
1374   {
1375     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
1376     0,                                  999,
1377     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1378     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1379     &level.score[SC_TIME_BONUS],
1380     "score for each second/step left:", NULL, NULL
1381   },
1382   {
1383     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(12),
1384     0,                                  9999,
1385     GADGET_ID_LEVEL_RANDOM_SEED_DOWN,   GADGET_ID_LEVEL_RANDOM_SEED_UP,
1386     GADGET_ID_LEVEL_RANDOM_SEED_TEXT,   GADGET_ID_NONE,
1387     &level.random_seed,
1388     NULL,                               "random seed:", "(0 => random)"
1389   },
1390   {
1391     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
1392     1,                                  MAX_LEVELS,
1393     GADGET_ID_LEVELSET_NUM_LEVELS_DOWN, GADGET_ID_LEVELSET_NUM_LEVELS_UP,
1394     GADGET_ID_LEVELSET_NUM_LEVELS_TEXT, GADGET_ID_NONE,
1395     &levelset_num_levels,
1396     "number of levels:",                NULL, NULL,
1397   },
1398   {
1399     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1400     1,                                  100,
1401     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1402     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1403     &random_placement_value,
1404     "random element placement:",        NULL, "in"
1405   },
1406
1407   /* ---------- element settings: configure (various elements) ------------- */
1408
1409   {
1410     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1411     MIN_SCORE,                          MAX_SCORE,
1412     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1413     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1414     NULL,                               /* will be set when used */
1415     NULL,                               NULL, NULL
1416   },
1417   {
1418     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1419     MIN_SCORE,                          MAX_SCORE,
1420     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1421     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1422     NULL,                               /* will be set when used */
1423     NULL,                               NULL, NULL
1424   },
1425   {
1426     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1427     MIN_SCORE,                          MAX_SCORE,
1428     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1429     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1430     NULL,                               /* will be set when used */
1431     NULL,                               NULL, NULL
1432   },
1433   {
1434     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1435     MIN_SCORE,                          MAX_SCORE,
1436     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1437     GADGET_ID_ELEMENT_VALUE4_TEXT,      GADGET_ID_NONE,
1438     NULL,                               /* will be set when used */
1439     NULL,                               NULL, NULL
1440   },
1441   {
1442     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1443     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1444     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1445     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1446     &level.num_yamyam_contents,
1447     NULL,                               NULL, "number of content areas"
1448   },
1449   {
1450     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1451     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1452     GADGET_ID_BALL_CONTENT_DOWN,        GADGET_ID_BALL_CONTENT_UP,
1453     GADGET_ID_BALL_CONTENT_TEXT,        GADGET_ID_NONE,
1454     &level.num_ball_contents,
1455     NULL,                               NULL, "number of content areas"
1456   },
1457   {
1458     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1459     MIN_ANDROID_ELEMENTS,               MAX_ANDROID_ELEMENTS,
1460     GADGET_ID_ANDROID_CONTENT_DOWN,     GADGET_ID_ANDROID_CONTENT_UP,
1461     GADGET_ID_ANDROID_CONTENT_TEXT,     GADGET_ID_NONE,
1462     &level.num_android_clone_elements,
1463     NULL,                               NULL, "number of clonable elements"
1464   },
1465   {
1466     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1467     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1468     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1469     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1470     NULL,                               /* will be set when used */
1471     NULL,                               NULL, "width",
1472   },
1473   {
1474     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1475     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1476     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1477     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1478     NULL,                               /* will be set when used */
1479     NULL,                               " ", "height",
1480   },
1481   {
1482     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1483     MIN_INITIAL_INVENTORY_SIZE,         MAX_INITIAL_INVENTORY_SIZE,
1484     GADGET_ID_INVENTORY_SIZE_DOWN,      GADGET_ID_INVENTORY_SIZE_UP,
1485     GADGET_ID_INVENTORY_SIZE_TEXT,      GADGET_ID_NONE,
1486     &level.initial_inventory_size[0],
1487     NULL,                               NULL, "number of inventory elements"
1488   },
1489
1490   /* ---------- element settings: configure 1 (custom elements) ------------ */
1491
1492   {
1493     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1494     MIN_SCORE,                          MAX_SCORE,
1495     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1496     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1497     &custom_element.collect_score_initial,
1498     NULL,                               "CE score", " "
1499   },
1500   {
1501     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1502     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1503     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1504     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1505     &custom_element.collect_count_initial,
1506     NULL,                               "CE count", NULL
1507   },
1508   {
1509     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
1510     0,                                  9999,
1511     GADGET_ID_CUSTOM_VALUE_FIX_DOWN,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1512     GADGET_ID_CUSTOM_VALUE_FIX_TEXT,    GADGET_ID_NONE,
1513     &custom_element.ce_value_fixed_initial,
1514     NULL,                               "CE value", NULL
1515   },
1516   {
1517     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
1518     0,                                  9999,
1519     GADGET_ID_CUSTOM_VALUE_RND_DOWN,    GADGET_ID_CUSTOM_VALUE_RND_UP,
1520     GADGET_ID_CUSTOM_VALUE_RND_TEXT,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1521     &custom_element.ce_value_random_initial,
1522     NULL,                               "+random", NULL
1523   },
1524   {
1525     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1526     0,                                  999,
1527     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1528     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1529     &custom_element.push_delay_fixed,
1530     NULL,                               "push delay", NULL
1531   },
1532   {
1533     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1534     0,                                  999,
1535     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1536     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1537     &custom_element.push_delay_random,
1538     NULL,                               "+random", NULL
1539   },
1540   {
1541     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1542     0,                                  999,
1543     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1544     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1545     &custom_element.drop_delay_fixed,
1546     NULL,                               "drop delay", NULL
1547   },
1548   {
1549     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1550     0,                                  999,
1551     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1552     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1553     &custom_element.drop_delay_random,
1554     NULL,                               "+random", NULL
1555   },
1556
1557   /* ---------- element settings: configure 2 (custom elements) ------------ */
1558
1559   {
1560     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1561     0,                                  999,
1562     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1563     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1564     &custom_element.move_delay_fixed,
1565     NULL,                               "move delay", NULL
1566   },
1567   {
1568     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1569     0,                                  999,
1570     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1571     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1572     &custom_element.move_delay_random,
1573     NULL,                               "+random", NULL
1574   },
1575   {
1576     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1577     0,                                  999,
1578     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1579     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1580     &custom_element.explosion_delay,
1581     NULL,                               "explosion delay", NULL
1582   },
1583   {
1584     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1585     0,                                  999,
1586     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1587     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1588     &custom_element.ignition_delay,
1589     NULL,                               "ignition delay", "(by fire)"
1590   },
1591
1592   /* ---------- element settings: configure (group elements) --------------- */
1593
1594   {
1595     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1596     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1597     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1598     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1599     &group_element_info.num_elements,
1600     NULL,                               NULL, "number of elements in group"
1601   },
1602
1603   /* ---------- element settings: advanced (custom elements) --------------- */
1604
1605   {
1606     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1607     0,                                  999,
1608     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1609     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1610     &custom_element_change.delay_fixed,
1611     NULL,                               "CE delay", NULL,
1612   },
1613   {
1614     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1615     0,                                  999,
1616     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1617     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1618     &custom_element_change.delay_random,
1619     NULL,                               "+random", NULL
1620   },
1621   {
1622     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1623     0,                                  100,
1624     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1625     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1626     &custom_element_change.random_percentage,
1627     NULL,                               "use random replace:", "%"
1628   },
1629 };
1630
1631 static struct
1632 {
1633   int x, y;
1634   int gadget_id;
1635   int size;
1636   char *value;
1637   char *text_above, *infotext;
1638 } textinput_info[ED_NUM_TEXTINPUT] =
1639 {
1640   {
1641     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1642     GADGET_ID_LEVEL_NAME,
1643     MAX_LEVEL_NAME_LEN,
1644     level.name,
1645     "Title:", "Title for this level"
1646   },
1647   {
1648     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1649     GADGET_ID_LEVEL_AUTHOR,
1650     MAX_LEVEL_AUTHOR_LEN,
1651     level.author,
1652     "Author:", "Author for this level"
1653   },
1654   {
1655     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1656     GADGET_ID_LEVELSET_NAME,
1657     MAX_LEVEL_NAME_LEN,
1658     levelset_name,
1659     "Title:", "Title for this or new level set"
1660   },
1661   {
1662     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1663     GADGET_ID_LEVELSET_AUTHOR,
1664     MAX_LEVEL_AUTHOR_LEN,
1665     levelset_author,
1666     "Author:", "Author for this or new level set"
1667   },
1668   {
1669     -1, -1,     /* these values are not constant, but can change at runtime */
1670     GADGET_ID_ELEMENT_NAME,
1671     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1672     custom_element.description,
1673     NULL, "Element name"
1674   }
1675 };
1676
1677 static struct
1678 {
1679   int x, y;
1680   int gadget_id;
1681   int xsize, ysize;
1682   char *value;
1683   char *text_above, *infotext;
1684 } textarea_info[ED_NUM_TEXTAREAS] =
1685 {
1686   {
1687     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1688     GADGET_ID_ENVELOPE_INFO,
1689     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1690     NULL,
1691     "Envelope Content:", "Envelope Content"
1692   }
1693 };
1694
1695 static struct ValueTextInfo options_time_or_steps[] =
1696 {
1697   { 0,                          "seconds"                       },
1698   { 1,                          "steps"                         },
1699
1700   { -1,                         NULL                            }
1701 };
1702
1703 static struct ValueTextInfo options_game_engine_type[] =
1704 {
1705   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1706   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1707   { GAME_ENGINE_TYPE_SP,        "Supaplex"                      },
1708   { GAME_ENGINE_TYPE_MM,        "Mirror Magic"                  },
1709
1710   { -1,                         NULL                            }
1711 };
1712
1713 static struct ValueTextInfo options_levelset_save_mode[] =
1714 {
1715   { LEVELSET_SAVE_MODE_UPDATE,  "Update this level set"         },
1716   { LEVELSET_SAVE_MODE_CREATE,  "Create new level set"          },
1717
1718   { -1,                         NULL                            }
1719 };
1720
1721 static struct ValueTextInfo options_wind_direction[] =
1722 {
1723   { MV_START_NONE,              "none"                          },
1724   { MV_START_LEFT,              "left"                          },
1725   { MV_START_RIGHT,             "right"                         },
1726   { MV_START_UP,                "up"                            },
1727   { MV_START_DOWN,              "down"                          },
1728
1729   { -1,                         NULL                            }
1730 };
1731
1732 static struct ValueTextInfo options_player_speed[] =
1733 {
1734   { 0,                          "frozen"                        },
1735   { 1,                          "very slow"                     },
1736   { 2,                          "slow"                          },
1737   { 4,                          "normal"                        },
1738   { 8,                          "fast"                          },
1739   { 16,                         "very fast"                     },
1740   { 32,                         "ultrafast"                     },
1741
1742   { -1,                         NULL                            }
1743 };
1744
1745 static struct ValueTextInfo options_access_type[] =
1746 {
1747   { EP_WALKABLE,                "walkable"                      },
1748   { EP_PASSABLE,                "passable"                      },
1749
1750   { -1,                         NULL                            }
1751 };
1752
1753 static struct ValueTextInfo options_access_layer[] =
1754 {
1755   { EP_ACCESSIBLE_OVER,         "over"                          },
1756   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1757   { EP_ACCESSIBLE_UNDER,        "under"                         },
1758
1759   { -1,                         NULL                            }
1760 };
1761
1762 static struct ValueTextInfo options_access_protected[] =
1763 {
1764   { 0,                          "unprotected"                   },
1765   { 1,                          "protected"                     },
1766
1767   { -1,                         NULL                            }
1768 };
1769
1770 static struct ValueTextInfo options_access_direction[] =
1771 {
1772   { MV_NO_DIRECTION,            "no direction"                  },
1773   { MV_LEFT,                    "left"                          },
1774   { MV_RIGHT,                   "right"                         },
1775   { MV_UP,                      "up"                            },
1776   { MV_DOWN,                    "down"                          },
1777   { MV_LEFT  | MV_UP,           "left + up"                     },
1778   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1779   { MV_RIGHT | MV_UP,           "right + up"                    },
1780   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1781   { MV_HORIZONTAL,              "horizontal"                    },
1782   { MV_VERTICAL,                "vertical"                      },
1783   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1784   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1785   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1786   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1787   { MV_ALL_DIRECTIONS,          "all directions"                },
1788
1789   { -1,                         NULL                            }
1790 };
1791
1792 static struct ValueTextInfo options_walk_to_action[] =
1793 {
1794   { EP_DIGGABLE,                "diggable"                      },
1795   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1796   { EP_DROPPABLE,               "collectible & droppable"       },
1797   { EP_THROWABLE,               "collectible & throwable"       },
1798   { EP_PUSHABLE,                "pushable"                      },
1799
1800   { -1,                         NULL                            }
1801 };
1802
1803 static struct ValueTextInfo options_move_pattern[] =
1804 {
1805   { MV_LEFT,                    "left"                          },
1806   { MV_RIGHT,                   "right"                         },
1807   { MV_UP,                      "up"                            },
1808   { MV_DOWN,                    "down"                          },
1809   { MV_HORIZONTAL,              "horizontal"                    },
1810   { MV_VERTICAL,                "vertical"                      },
1811   { MV_ALL_DIRECTIONS,          "all directions"                },
1812   { MV_WIND_DIRECTION,          "wind direction"                },
1813   { MV_TOWARDS_PLAYER,          "towards player"                },
1814   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1815   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1816   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1817   { MV_TURNING_LEFT,            "turning left"                  },
1818   { MV_TURNING_RIGHT,           "turning right"                 },
1819   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1820   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1821   { MV_TURNING_RANDOM,          "turning random"                },
1822   { MV_MAZE_RUNNER,             "maze runner style"             },
1823   { MV_MAZE_HUNTER,             "maze hunter style"             },
1824   { MV_WHEN_PUSHED,             "when pushed"                   },
1825   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1826
1827   { -1,                         NULL                            }
1828 };
1829
1830 static struct ValueTextInfo options_move_direction[] =
1831 {
1832   { MV_START_AUTOMATIC,         "automatic"                     },
1833   { MV_START_LEFT,              "left"                          },
1834   { MV_START_RIGHT,             "right"                         },
1835   { MV_START_UP,                "up"                            },
1836   { MV_START_DOWN,              "down"                          },
1837   { MV_START_RANDOM,            "random"                        },
1838   { MV_START_PREVIOUS,          "previous"                      },
1839
1840   { -1,                         NULL                            }
1841 };
1842
1843 static struct ValueTextInfo options_move_stepsize[] =
1844 {
1845   { 0,                          "not moving"                    },
1846   { 1,                          "very slow"                     },
1847   { 2,                          "slow"                          },
1848   { 4,                          "normal"                        },
1849   { 8,                          "fast"                          },
1850   { 16,                         "very fast"                     },
1851   { 32,                         "even faster"                   },
1852
1853   { -1,                         NULL                            }
1854 };
1855
1856 static struct ValueTextInfo options_move_leave_type[] =
1857 {
1858   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1859   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1860
1861   { -1,                         NULL                            }
1862 };
1863
1864 static struct ValueTextInfo options_smash_targets[] =
1865 {
1866   { EP_CAN_SMASH_PLAYER,        "player"                        },
1867 #if 0
1868   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1869 #endif
1870   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1871
1872   { -1,                         NULL                            }
1873 };
1874
1875 static struct ValueTextInfo options_slippery_type[] =
1876 {
1877   { SLIPPERY_ANY_RANDOM,        "random"                        },
1878   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1879   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1880   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1881   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1882
1883   { -1,                         NULL                            }
1884 };
1885
1886 static struct ValueTextInfo options_deadliness[] =
1887 {
1888   { EP_DONT_RUN_INTO,           "running into"                  },
1889   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1890   { EP_DONT_GET_HIT_BY,         "getting hit by"                },
1891   { EP_DONT_TOUCH,              "touching"                      },
1892
1893   { -1,                         NULL                            }
1894 };
1895
1896 static struct ValueTextInfo options_explosion_type[] =
1897 {
1898   { EXPLODES_3X3,               "3x3"                           },
1899   { EXPLODES_CROSS,             "3+3"                           },
1900   { EXPLODES_1X1,               "1x1"                           },
1901
1902   { -1,                         NULL                            }
1903 };
1904
1905 static struct ValueTextInfo options_time_units[] =
1906 {
1907   { 1,                          "frames"                        },
1908   { FRAMES_PER_SECOND,          "seconds"                       },
1909
1910   { -1,                         NULL                            }
1911 };
1912
1913 static struct ValueTextInfo options_change_direct_action[] =
1914 {
1915   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1916   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1917   { CE_SWITCHED_BY_PLAYER,      "switched by player"            },
1918   { CE_SNAPPED_BY_PLAYER,       "snapped by player"             },
1919   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1920   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1921   { CE_LEFT_BY_PLAYER,          "left by player"                },
1922   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1923   { CE_SWITCHED,                "switched"                      },
1924   { CE_HITTING_SOMETHING,       "hitting something"             },
1925   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1926 #if 0
1927   { CE_BLOCKED,                 "blocked"                       },
1928 #endif
1929   { CE_IMPACT,                  "impact (on something)"         },
1930   { CE_SMASHED,                 "smashed (from above)"          },
1931 #if 0
1932   { CE_VALUE_CHANGES,           "CE value changes"              },
1933   { CE_SCORE_CHANGES,           "CE score changes"              },
1934 #endif
1935   { CE_VALUE_GETS_ZERO,         "CE value gets 0"               },
1936   { CE_SCORE_GETS_ZERO,         "CE score gets 0"               },
1937
1938   { -1,                         NULL                            }
1939 };
1940
1941 static struct ValueTextInfo options_change_other_action[] =
1942 {
1943   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1944   { CE_PLAYER_PRESSES_X,        "player presses"                },
1945   { CE_PLAYER_SWITCHES_X,       "player switches"               },
1946   { CE_PLAYER_SNAPS_X,          "player snaps"                  },
1947   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1948   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1949   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1950   { CE_PLAYER_DIGS_X,           "player digs"                   },
1951   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1952   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1953   { CE_TOUCHING_X,              "touching"                      },
1954   { CE_HITTING_X,               "hitting"                       },
1955   { CE_DIGGING_X,               "digging"                       },
1956   { CE_HIT_BY_X,                "hit by"                        },
1957   { CE_SWITCH_OF_X,             "switch of"                     },
1958   { CE_CHANGE_OF_X,             "change by page of"             },
1959   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1960   { CE_MOVE_OF_X,               "move of"                       },
1961   { CE_CREATION_OF_X,           "creation of"                   },
1962   { CE_VALUE_CHANGES_OF_X,      "CE value changes of"           },
1963   { CE_SCORE_CHANGES_OF_X,      "CE score changes of"           },
1964   { CE_VALUE_GETS_ZERO_OF_X,    "CE value gets 0 of"            },
1965   { CE_SCORE_GETS_ZERO_OF_X,    "CE score gets 0 of"            },
1966
1967   { -1,                         NULL                            }
1968 };
1969
1970 static struct ValueTextInfo options_change_trigger_side[] =
1971 {
1972   { CH_SIDE_LEFT,               "left"                          },
1973   { CH_SIDE_RIGHT,              "right"                         },
1974   { CH_SIDE_TOP,                "top"                           },
1975   { CH_SIDE_BOTTOM,             "bottom"                        },
1976   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1977   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1978   { CH_SIDE_ANY,                "any"                           },
1979
1980   { -1,                         NULL                            }
1981 };
1982
1983 static struct ValueTextInfo options_change_trigger_player[] =
1984 {
1985   { CH_PLAYER_1,                "1"                             },
1986   { CH_PLAYER_2,                "2"                             },
1987   { CH_PLAYER_3,                "3"                             },
1988   { CH_PLAYER_4,                "4"                             },
1989   { CH_PLAYER_ANY,              "any"                           },
1990
1991   { -1,                         NULL                            }
1992 };
1993
1994 static struct ValueTextInfo options_change_trigger_page[] =
1995 {
1996   { (1 << 0),                   "1"                             },
1997   { (1 << 1),                   "2"                             },
1998   { (1 << 2),                   "3"                             },
1999   { (1 << 3),                   "4"                             },
2000   { (1 << 4),                   "5"                             },
2001   { (1 << 5),                   "6"                             },
2002   { (1 << 6),                   "7"                             },
2003   { (1 << 7),                   "8"                             },
2004   { (1 << 8),                   "9"                             },
2005   { (1 << 9),                   "10"                            },
2006   { (1 << 10),                  "11"                            },
2007   { (1 << 11),                  "12"                            },
2008   { (1 << 12),                  "13"                            },
2009   { (1 << 13),                  "14"                            },
2010   { (1 << 14),                  "15"                            },
2011   { (1 << 15),                  "16"                            },
2012   { (1 << 16),                  "17"                            },
2013   { (1 << 17),                  "18"                            },
2014   { (1 << 18),                  "19"                            },
2015   { (1 << 19),                  "20"                            },
2016   { (1 << 20),                  "21"                            },
2017   { (1 << 21),                  "22"                            },
2018   { (1 << 22),                  "23"                            },
2019   { (1 << 23),                  "24"                            },
2020   { (1 << 24),                  "25"                            },
2021   { (1 << 25),                  "26"                            },
2022   { (1 << 26),                  "27"                            },
2023   { (1 << 27),                  "28"                            },
2024   { (1 << 28),                  "29"                            },
2025   { (1 << 29),                  "30"                            },
2026   { (1 << 30),                  "31"                            },
2027   { (1 << 31),                  "32"                            },
2028   { CH_PAGE_ANY,                "any"                           },
2029
2030   { -1,                         NULL                            }
2031 };
2032
2033 static struct ValueTextInfo options_change_replace_when[] =
2034 {
2035   { CP_WHEN_EMPTY,              "empty"                         },
2036   { CP_WHEN_WALKABLE,           "walkable"                      },
2037   { CP_WHEN_DIGGABLE,           "diggable"                      },
2038   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
2039   { CP_WHEN_REMOVABLE,          "removable"                     },
2040   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
2041
2042   { -1,                         NULL                            }
2043 };
2044
2045 static struct ValueTextInfo options_action_type[] =
2046 {
2047   { CA_NO_ACTION,               "no action"                     },
2048   { CA_UNDEFINED,               " "                             },
2049   { CA_HEADLINE_LEVEL_ACTIONS,  "[level]"                       },
2050   { CA_RESTART_LEVEL,           "restart level"                 },
2051   { CA_SHOW_ENVELOPE,           "show envelope"                 },
2052   { CA_SET_LEVEL_TIME,          "set time"                      },
2053   { CA_SET_LEVEL_SCORE,         "set score"                     },
2054   { CA_SET_LEVEL_GEMS,          "set gems"                      },
2055   { CA_SET_LEVEL_WIND,          "set wind dir."                 },
2056   { CA_SET_LEVEL_RANDOM_SEED,   "set rand. seed"                },
2057   { CA_UNDEFINED,               " "                             },
2058   { CA_HEADLINE_PLAYER_ACTIONS, "[player]"                      },
2059   { CA_MOVE_PLAYER,             "move player"                   },
2060   { CA_EXIT_PLAYER,             "exit player"                   },
2061   { CA_KILL_PLAYER,             "kill player"                   },
2062   { CA_SET_PLAYER_KEYS,         "set keys"                      },
2063   { CA_SET_PLAYER_SPEED,        "set speed"                     },
2064   { CA_SET_PLAYER_SHIELD,       "set shield"                    },
2065   { CA_SET_PLAYER_GRAVITY,      "set gravity"                   },
2066   { CA_SET_PLAYER_ARTWORK,      "set artwork"                   },
2067   { CA_SET_PLAYER_INVENTORY,    "set inventory"                 },
2068   { CA_UNDEFINED,               " "                             },
2069   { CA_HEADLINE_CE_ACTIONS,     "[CE]"                          },
2070   { CA_SET_CE_VALUE,            "set CE value"                  },
2071   { CA_SET_CE_SCORE,            "set CE score"                  },
2072   { CA_SET_CE_ARTWORK,          "set CE artwork"                },
2073   { CA_UNDEFINED,               " "                             },
2074   { CA_HEADLINE_ENGINE_ACTIONS, "[engine]"                      },
2075   { CA_SET_ENGINE_SCAN_MODE,    "set scan mode"                 },
2076
2077   { -1,                         NULL                            }
2078 };
2079
2080 static struct ValueTextInfo options_action_mode_none[] =
2081 {
2082   { CA_MODE_UNDEFINED,          " "                             },
2083
2084   { -1,                         NULL                            }
2085 };
2086
2087 static struct ValueTextInfo options_action_mode_assign[] =
2088 {
2089   { CA_MODE_SET,                "="                             },
2090
2091   { -1,                         NULL                            }
2092 };
2093
2094 static struct ValueTextInfo options_action_mode_add_remove[] =
2095 {
2096   { CA_MODE_ADD,                "+"                             },
2097   { CA_MODE_SUBTRACT,           "-"                             },
2098
2099   { -1,                         NULL                            }
2100 };
2101
2102 static struct ValueTextInfo options_action_mode_calculate[] =
2103 {
2104   { CA_MODE_SET,                "="                             },
2105   { CA_MODE_ADD,                "+"                             },
2106   { CA_MODE_SUBTRACT,           "-"                             },
2107   { CA_MODE_MULTIPLY,           "*"                             },
2108   { CA_MODE_DIVIDE,             "/"                             },
2109   { CA_MODE_MODULO,             "%"                             },
2110
2111   { -1,                         NULL                            }
2112 };
2113
2114 static struct ValueTextInfo options_action_arg_none[] =
2115 {
2116   { CA_ARG_UNDEFINED,           "         "                     },
2117
2118   { -1,                         NULL                            }
2119 };
2120
2121 static struct ValueTextInfo options_action_arg_player[] =
2122 {
2123   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
2124   { CA_ARG_PLAYER_1,            "1"                             },
2125   { CA_ARG_PLAYER_2,            "2"                             },
2126   { CA_ARG_PLAYER_3,            "3"                             },
2127   { CA_ARG_PLAYER_4,            "4"                             },
2128   { CA_ARG_PLAYER_ANY,          "any"                           },
2129   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
2130   { CA_ARG_PLAYER_ACTION,       "action ->"                     },
2131
2132   { -1,                         NULL                            }
2133 };
2134
2135 static struct ValueTextInfo options_action_arg_number[] =
2136 {
2137   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
2138   { CA_ARG_0,                   "0"                             },
2139   { CA_ARG_1,                   "1"                             },
2140   { CA_ARG_2,                   "2"                             },
2141   { CA_ARG_3,                   "3"                             },
2142   { CA_ARG_4,                   "4"                             },
2143   { CA_ARG_5,                   "5"                             },
2144   { CA_ARG_10,                  "10"                            },
2145   { CA_ARG_100,                 "100"                           },
2146   { CA_ARG_1000,                "1000"                          },
2147   { CA_ARG_UNDEFINED,           " "                             },
2148   { CA_ARG_NUMBER_MIN,          "min"                           },
2149   { CA_ARG_NUMBER_MAX,          "max"                           },
2150   { CA_ARG_UNDEFINED,           " "                             },
2151   { CA_ARG_NUMBER_RESET,        "reset"                         },
2152   { CA_ARG_UNDEFINED,           " "                             },
2153   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
2154   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
2155   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
2156   { CA_ARG_UNDEFINED,           " "                             },
2157   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
2158   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
2159   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
2160   { CA_ARG_UNDEFINED,           " "                             },
2161   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
2162   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
2163   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
2164   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
2165   { CA_ARG_UNDEFINED,           " "                             },
2166   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
2167   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
2168   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
2169   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
2170
2171   { -1,                         NULL                            }
2172 };
2173
2174 static struct ValueTextInfo options_action_arg_value[] =
2175 {
2176   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
2177   { CA_ARG_0,                   "0"                             },
2178   { CA_ARG_1,                   "1"                             },
2179   { CA_ARG_2,                   "2"                             },
2180   { CA_ARG_3,                   "3"                             },
2181   { CA_ARG_4,                   "4"                             },
2182   { CA_ARG_5,                   "5"                             },
2183   { CA_ARG_10,                  "10"                            },
2184   { CA_ARG_100,                 "100"                           },
2185   { CA_ARG_1000,                "1000"                          },
2186   { CA_ARG_UNDEFINED,           " "                             },
2187   { CA_ARG_NUMBER_MIN,          "min"                           },
2188   { CA_ARG_NUMBER_MAX,          "max"                           },
2189   { CA_ARG_UNDEFINED,           " "                             },
2190   { CA_ARG_NUMBER_RESET,        "reset"                         },
2191   { CA_ARG_UNDEFINED,           " "                             },
2192   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
2193   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
2194   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
2195   { CA_ARG_UNDEFINED,           " "                             },
2196   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
2197   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
2198   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
2199   { CA_ARG_UNDEFINED,           " "                             },
2200   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
2201   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
2202   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
2203   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
2204   { CA_ARG_UNDEFINED,           " "                             },
2205   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
2206   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
2207   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
2208   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
2209   { CA_ARG_UNDEFINED,           " "                             },
2210   { CA_ARG_ELEMENT_NR_HEADLINE, "[element]"                     },
2211   { CA_ARG_ELEMENT_NR_TARGET,   "target"                        },
2212   { CA_ARG_ELEMENT_NR_TRIGGER,  "trigger"                       },
2213   { CA_ARG_ELEMENT_NR_ACTION,   "action ->"                     },
2214
2215   { -1,                         NULL                            }
2216 };
2217
2218 static struct ValueTextInfo options_action_arg_envelope[] =
2219 {
2220   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
2221   { CA_ARG_1,                   "1"                             },
2222   { CA_ARG_2,                   "2"                             },
2223   { CA_ARG_3,                   "3"                             },
2224   { CA_ARG_4,                   "4"                             },
2225   { CA_ARG_UNDEFINED,           " "                             },
2226   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
2227   { CA_ARG_ELEMENT_TARGET,      "target"                        },
2228   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
2229   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
2230
2231   { -1,                         NULL                            }
2232 };
2233
2234 static struct ValueTextInfo options_action_arg_key[] =
2235 {
2236   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
2237   { CA_ARG_1,                   "1"                             },
2238   { CA_ARG_2,                   "2"                             },
2239   { CA_ARG_3,                   "3"                             },
2240   { CA_ARG_4,                   "4"                             },
2241   { CA_ARG_5,                   "5"                             },
2242   { CA_ARG_6,                   "6"                             },
2243   { CA_ARG_7,                   "7"                             },
2244   { CA_ARG_8,                   "8"                             },
2245   { CA_ARG_UNDEFINED,           " "                             },
2246   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
2247   { CA_ARG_ELEMENT_TARGET,      "target"                        },
2248   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
2249   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
2250
2251   { -1,                         NULL                            }
2252 };
2253
2254 static struct ValueTextInfo options_action_arg_speed[] =
2255 {
2256   { CA_ARG_SPEED_HEADLINE,      "[speed]"                       },
2257   { CA_ARG_SPEED_NOT_MOVING,    "frozen"                        },
2258   { CA_ARG_SPEED_VERY_SLOW,     "very slow"                     },
2259   { CA_ARG_SPEED_SLOW,          "slow"                          },
2260   { CA_ARG_SPEED_NORMAL,        "normal"                        },
2261   { CA_ARG_SPEED_FAST,          "fast"                          },
2262   { CA_ARG_SPEED_VERY_FAST,     "very fast"                     },
2263   { CA_ARG_SPEED_EVEN_FASTER,   "ultrafast"                     },
2264   { CA_ARG_UNDEFINED,           " "                             },
2265   { CA_ARG_SPEED_SLOWER,        "slower"                        },
2266   { CA_ARG_SPEED_FASTER,        "faster"                        },
2267   { CA_ARG_UNDEFINED,           " "                             },
2268   { CA_ARG_SPEED_RESET,         "reset"                         },
2269
2270   { -1,                         NULL                            }
2271 };
2272
2273 static struct ValueTextInfo options_action_arg_shield[] =
2274 {
2275   { CA_ARG_SHIELD_HEADLINE,     "[shield]"                      },
2276   { CA_ARG_SHIELD_OFF,          "off"                           },
2277   { CA_ARG_SHIELD_NORMAL,       "normal"                        },
2278   { CA_ARG_SHIELD_DEADLY,       "deadly"                        },
2279
2280   { -1,                         NULL                            }
2281 };
2282
2283 static struct ValueTextInfo options_action_arg_artwork[] =
2284 {
2285   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
2286   { CA_ARG_ELEMENT_TARGET,      "target"                        },
2287   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
2288   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
2289   { CA_ARG_UNDEFINED,           " "                             },
2290   { CA_ARG_ELEMENT_RESET,       "reset"                         },
2291
2292   { -1,                         NULL                            }
2293 };
2294
2295 static struct ValueTextInfo options_action_arg_gravity[] =
2296 {
2297   { CA_ARG_GRAVITY_HEADLINE,    "[gravity]"                     },
2298   { CA_ARG_GRAVITY_ON,          "on"                            },
2299   { CA_ARG_GRAVITY_OFF,         "off"                           },
2300   { CA_ARG_GRAVITY_TOGGLE,      "toggle"                        },
2301
2302   { -1,                         NULL                            }
2303 };
2304
2305 static struct ValueTextInfo options_action_arg_direction[] =
2306 {
2307   { CA_ARG_DIRECTION_HEADLINE,  "[dir.]"                        },
2308   { CA_ARG_DIRECTION_NONE,      "none"                          },
2309   { CA_ARG_DIRECTION_LEFT,      "left"                          },
2310   { CA_ARG_DIRECTION_RIGHT,     "right"                         },
2311   { CA_ARG_DIRECTION_UP,        "up"                            },
2312   { CA_ARG_DIRECTION_DOWN,      "down"                          },
2313   { CA_ARG_DIRECTION_TRIGGER,   "trigger"                       },
2314   { CA_ARG_DIRECTION_TRIGGER_BACK, "-trigger"                   },
2315
2316   { -1,                         NULL                            }
2317 };
2318
2319 static struct ValueTextInfo options_action_arg_scan_mode[] =
2320 {
2321   { CA_ARG_SCAN_MODE_HEADLINE,  "[mode]"                        },
2322   { CA_ARG_SCAN_MODE_NORMAL,    "normal"                        },
2323   { CA_ARG_SCAN_MODE_REVERSE,   "reverse"                       },
2324
2325   { -1,                         NULL                            }
2326 };
2327
2328 static struct ValueTextInfo options_action_arg_inventory[] =
2329 {
2330   { CA_ARG_INVENTORY_HEADLINE,  "[add]"                         },
2331   { CA_ARG_ELEMENT_TARGET,      "+ target"                      },
2332   { CA_ARG_ELEMENT_TRIGGER,     "+ trigger"                     },
2333   { CA_ARG_ELEMENT_ACTION,      "+ action"                      },
2334   { CA_ARG_UNDEFINED,           " "                             },
2335   { CA_ARG_INVENTORY_RM_HEADLINE,"[remove]"                     },
2336   { CA_ARG_INVENTORY_RM_TARGET, "- target"                      },
2337   { CA_ARG_INVENTORY_RM_TRIGGER,"- trigger"                     },
2338   { CA_ARG_INVENTORY_RM_ACTION, "- action"                      },
2339   { CA_ARG_INVENTORY_RM_FIRST,  "- first"                       },
2340   { CA_ARG_INVENTORY_RM_LAST,   "- last"                        },
2341   { CA_ARG_INVENTORY_RM_ALL,    "- all"                         },
2342   { CA_ARG_UNDEFINED,           " "                             },
2343   { CA_ARG_INVENTORY_RESET,     "reset"                         },
2344
2345   { -1,                         NULL                            }
2346 };
2347
2348 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
2349 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
2350 {
2351   { -1,                         NULL                            }
2352 };
2353
2354 static struct ValueTextInfo options_group_choice_mode[] =
2355 {
2356   { ANIM_RANDOM,                "random"                        },
2357   { ANIM_LOOP,                  "loop"                          },
2358   { ANIM_LINEAR,                "linear"                        },
2359   { ANIM_PINGPONG,              "pingpong"                      },
2360   { ANIM_PINGPONG2,             "pingpong 2"                    },
2361
2362   { -1,                         NULL                            }
2363 };
2364
2365 static struct ValueTextInfo *action_arg_modes[] =
2366 {
2367   options_action_mode_none,
2368   options_action_mode_assign,
2369   options_action_mode_add_remove,
2370   options_action_mode_calculate,
2371 };
2372
2373 static struct
2374 {
2375   int value;
2376   int mode;
2377   struct ValueTextInfo *options;
2378 }
2379 action_arg_options[] =
2380 {
2381   { CA_NO_ACTION,               0,      options_action_arg_none,        },
2382   { CA_EXIT_PLAYER,             0,      options_action_arg_player,      },
2383   { CA_KILL_PLAYER,             0,      options_action_arg_player,      },
2384   { CA_MOVE_PLAYER,             0,      options_action_arg_direction,   },
2385   { CA_RESTART_LEVEL,           0,      options_action_arg_none,        },
2386   { CA_SHOW_ENVELOPE,           0,      options_action_arg_envelope,    },
2387   { CA_SET_LEVEL_TIME,          3,      options_action_arg_number,      },
2388   { CA_SET_LEVEL_GEMS,          3,      options_action_arg_number,      },
2389   { CA_SET_LEVEL_SCORE,         3,      options_action_arg_number,      },
2390   { CA_SET_LEVEL_WIND,          1,      options_action_arg_direction,   },
2391   { CA_SET_LEVEL_RANDOM_SEED,   1,      options_action_arg_number,      },
2392   { CA_SET_PLAYER_KEYS,         2,      options_action_arg_key,         },
2393   { CA_SET_PLAYER_SPEED,        1,      options_action_arg_speed,       },
2394   { CA_SET_PLAYER_SHIELD,       1,      options_action_arg_shield,      },
2395   { CA_SET_PLAYER_GRAVITY,      1,      options_action_arg_gravity,     },
2396   { CA_SET_PLAYER_ARTWORK,      1,      options_action_arg_artwork,     },
2397   { CA_SET_PLAYER_INVENTORY,    0,      options_action_arg_inventory,   },
2398   { CA_SET_CE_VALUE,            3,      options_action_arg_value,       },
2399   { CA_SET_CE_SCORE,            3,      options_action_arg_value,       },
2400   { CA_SET_CE_ARTWORK,          1,      options_action_arg_artwork,     },
2401   { CA_SET_ENGINE_SCAN_MODE,    1,      options_action_arg_scan_mode,   },
2402
2403   { -1,                         FALSE,  NULL                            }
2404 };
2405
2406 static struct
2407 {
2408   int x, y;
2409   int gadget_id;
2410   int gadget_id_align;
2411   int size;     /* char size of selectbox or '-1' (dynamically determined) */
2412   struct ValueTextInfo *options;
2413   int *value;
2414   char *text_above, *text_left, *text_right, *infotext;
2415 } selectbox_info[ED_NUM_SELECTBOX] =
2416 {
2417   /* ---------- level and editor settings ---------------------------------- */
2418
2419   {
2420     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
2421     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
2422     -1,
2423     options_time_or_steps,
2424     &level.use_step_counter,
2425     NULL, NULL, "(0 => no limit)",      "time or step limit"
2426   },
2427   {
2428     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2429     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
2430     -1,
2431     options_game_engine_type,
2432     &level.game_engine_type,
2433     NULL, "game engine:", NULL,         "game engine"
2434   },
2435   {
2436     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
2437     GADGET_ID_LEVELSET_SAVE_MODE,       GADGET_ID_NONE,
2438     -1,
2439     options_levelset_save_mode,
2440     &levelset_save_mode,
2441     "Action:", NULL, NULL,              "action when saving level set"
2442   },
2443
2444   /* ---------- element settings: configure (several elements) ------------- */
2445
2446   {
2447     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2448     GADGET_ID_WIND_DIRECTION,           GADGET_ID_NONE,
2449     -1,
2450     options_wind_direction,
2451     &level.wind_direction_initial,
2452     NULL, "initial wind direction:", NULL,      "initial wind direction"
2453   },
2454   {
2455     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2456     GADGET_ID_PLAYER_SPEED,             GADGET_ID_NONE,
2457     -1,
2458     options_player_speed,
2459     &level.initial_player_stepsize[0],
2460     NULL, "initial player speed:", NULL,        "initial player speed"
2461   },
2462
2463   /* ---------- element settings: configure 1 (custom elements) ------------ */
2464
2465   {
2466     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2467     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
2468     -1,
2469     options_access_type,
2470     &custom_element.access_type,
2471     NULL, NULL, NULL,                   "type of access to this field"
2472   },
2473   {
2474     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2475     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
2476     -1,
2477     options_access_layer,
2478     &custom_element.access_layer,
2479     NULL, NULL, NULL,                   "layer of access for this field"
2480   },
2481   {
2482     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2483     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
2484     -1,
2485     options_access_protected,
2486     &custom_element.access_protected,
2487     NULL, NULL, NULL,                   "protected access for this field"
2488   },
2489   {
2490     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2491     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
2492     -1,
2493     options_access_direction,
2494     &custom_element.access_direction,
2495     NULL, "from", NULL,                 "access direction for this field"
2496   },
2497   {
2498     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2499     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
2500     -1,
2501     options_walk_to_action,
2502     &custom_element.walk_to_action,
2503     NULL, NULL, NULL,                   "diggable/collectible/pushable"
2504   },
2505
2506   /* ---------- element settings: configure 2 (custom elements) ------------ */
2507
2508   {
2509     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
2510     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
2511     -1,
2512     options_move_pattern,
2513     &custom_element.move_pattern,
2514     NULL, "can move", NULL,             "element move pattern"
2515   },
2516   {
2517     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2518     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
2519     -1,
2520     options_move_direction,
2521     &custom_element.move_direction_initial,
2522     NULL, "starts moving", NULL,        "initial element move direction"
2523   },
2524   {
2525     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2526     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
2527     -1,
2528     options_move_stepsize,
2529     &custom_element.move_stepsize,
2530     NULL, "move/fall speed", NULL,      "speed of element movement"
2531   },
2532   {
2533     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2534     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
2535     -1,
2536     options_move_leave_type,
2537     &custom_element.move_leave_type,
2538     // left text with leading spaces to place gadget next to "can dig" gadget
2539     // (needed because drawing area gadgets created after selectbox gadgets)
2540     // NULL, "can dig:    can", ":",    "leave behind or change element"
2541     NULL, "            can", ":",       "leave behind or change element"
2542   },
2543   {
2544     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2545     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
2546     -1,
2547     options_smash_targets,
2548     &custom_element.smash_targets,
2549     NULL, "can smash", NULL,            "elements that can be smashed"
2550   },
2551   {
2552     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2553     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
2554     -1,
2555     options_slippery_type,
2556     &custom_element.slippery_type,
2557     NULL, "slippery", NULL,             "where other elements fall down"
2558   },
2559   {
2560     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2561     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
2562     -1,
2563     options_deadliness,
2564     &custom_element.deadliness,
2565     NULL, "deadly when", NULL,          "deadliness of element"
2566   },
2567   {
2568     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
2569     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
2570     -1,
2571     options_explosion_type,
2572     &custom_element.explosion_type,
2573     NULL, "can explode", NULL,          "explosion type"
2574   },
2575
2576   /* ---------- element settings: advanced (custom elements) --------------- */
2577
2578   {
2579     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
2580     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
2581     -1,
2582     options_time_units,
2583     &custom_element_change.delay_frames,
2584     NULL, "delay time given in", NULL,  "delay time units for change"
2585   },
2586   {
2587     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
2588     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
2589     -1,
2590     options_change_direct_action,
2591     &custom_element_change.direct_action,
2592     NULL, NULL, NULL,                   "type of direct action"
2593   },
2594   {
2595     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
2596     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
2597     -1,
2598     options_change_other_action,
2599     &custom_element_change.other_action,
2600     NULL, NULL, "element:",             "type of other element action"
2601   },
2602   {
2603     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
2604     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
2605     -1,
2606     options_change_trigger_side,
2607     &custom_element_change.trigger_side,
2608     NULL, "at", "side",                 "element side triggering change"
2609   },
2610   {
2611     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2612     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
2613     -1,
2614     options_change_trigger_player,
2615     &custom_element_change.trigger_player,
2616     NULL, "player:", " ",               "player that causes change"
2617   },
2618   {
2619     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2620     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
2621     -1,
2622     options_change_trigger_page,
2623     &custom_element_change.trigger_page,
2624     NULL, "page:", NULL,                "change page that causes change"
2625   },
2626   {
2627     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
2628     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
2629     -1,
2630     options_change_replace_when,
2631     &custom_element_change.replace_when,
2632     NULL, "replace when", NULL,         "which elements can be replaced"
2633   },
2634   {
2635     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
2636     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
2637     -1,
2638     options_action_type,
2639     &custom_element_change.action_type,
2640     NULL, NULL, NULL,                   "action on specified condition"
2641   },
2642   {
2643     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2644     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
2645     -1,
2646     options_action_mode_none,
2647     &custom_element_change.action_mode,
2648     NULL, NULL, NULL,                   "action operator"
2649   },
2650   {
2651     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2652     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
2653     -1,
2654     options_action_arg_none,
2655     &custom_element_change.action_arg,
2656     NULL, NULL, NULL,                   "action parameter"
2657   },
2658   {
2659     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
2660     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
2661     3,
2662     options_change_page,
2663     &custom_element.current_change_page,
2664     NULL, NULL, NULL,                   "element change page"
2665   },
2666
2667   /* ---------- element settings: configure (group elements) --------------- */
2668
2669   {
2670     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2671     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
2672     -1,
2673     options_group_choice_mode,
2674     &group_element_info.choice_mode,
2675     NULL, "choice type:", NULL,         "type of group element choice"
2676   },
2677 };
2678
2679 static struct
2680 {
2681   int x, y;
2682   int gadget_id;
2683   int gadget_id_align;
2684   int size;
2685   char *text;
2686   char *text_above, *text_left, *text_right, *infotext;
2687 } textbutton_info[ED_NUM_TEXTBUTTONS] =
2688 {
2689   /* ---------- level and editor settings (tabs) --------------------------- */
2690
2691   {
2692     ED_LEVEL_TABS_XPOS(0),              ED_LEVEL_TABS_YPOS(0),
2693     GADGET_ID_LEVELINFO_LEVEL,          GADGET_ID_NONE,
2694     8,                                  "Level",
2695     NULL, NULL, NULL,                   "Configure level properties"
2696   },
2697   {
2698     -1,                                 -1,
2699     GADGET_ID_LEVELINFO_LEVELSET,       GADGET_ID_LEVELINFO_LEVEL,
2700     8,                                  "Levelset",
2701     NULL, NULL, NULL,                   "Update this or create new level set"
2702   },
2703   {
2704     -1,                                 -1,
2705     GADGET_ID_LEVELINFO_EDITOR,         GADGET_ID_LEVELINFO_LEVELSET,
2706     8,                                  "Editor",
2707     NULL, NULL, NULL,                   "Configure editor properties"
2708   },
2709
2710   /* ---------- element settings (tabs) ------------------------------------ */
2711
2712   {
2713     ED_ELEMENT_TABS_XPOS(0),            ED_ELEMENT_TABS_YPOS(0),
2714     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
2715     8,                                  "Info",
2716     NULL, NULL, NULL,                   "Show information about element"
2717   },
2718   {
2719     -1,                                 -1,
2720     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_PROPERTIES_INFO,
2721     8,                                  "Config",
2722     NULL, NULL, NULL,                   "Configure element properties"
2723   },
2724   {
2725     -1,                                 -1,
2726     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_PROPERTIES_INFO,
2727     8,                                  "Config 1",
2728     NULL, NULL, NULL,                   "Configure element properties, part 1"
2729   },
2730   {
2731     -1,                                 -1,
2732     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_PROPERTIES_CONFIG_1,
2733     8,                                  "Config 2",
2734     NULL, NULL, NULL,                   "Configure element properties, part 2"
2735   },
2736   {
2737     -1,                                 -1,
2738     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_PROPERTIES_CONFIG_2,
2739     8,                                  "Change",
2740     NULL, NULL, NULL,                   "Configure custom element change pages"
2741   },
2742
2743   /* ---------- level and editor settings (buttons) ------------------------ */
2744
2745   {
2746     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
2747     GADGET_ID_SAVE_LEVELSET,            GADGET_ID_LEVELSET_SAVE_MODE,
2748     -1,                                 "Save",
2749     NULL, NULL, NULL,                   "Update or create level set"
2750   },
2751   {
2752     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
2753     GADGET_ID_SAVE_AS_TEMPLATE_2,       GADGET_ID_NONE,
2754     -1,                                 "Save",
2755     NULL, NULL,                         "this level as level template",
2756     "Save current settings as new template"
2757   },
2758
2759   /* ---------- element settings (buttons) --------------------------------- */
2760
2761   {
2762     -1,                                 -1,
2763     GADGET_ID_SAVE_AS_TEMPLATE_1,       GADGET_ID_CUSTOM_USE_TEMPLATE_1,
2764     -1,                                 "Save",
2765     NULL, " ",                          "As Template",
2766     "Save current settings as new template"
2767   },
2768   {
2769     -1,                                 -1,
2770     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
2771     -1,                                 "New",
2772     NULL, NULL, NULL,                   "Add new change page"
2773   },
2774   {
2775     -1,                                 -1,
2776     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
2777     -1,                                 "Delete",
2778     NULL, NULL, NULL,                   "Delete current change page"
2779   },
2780 };
2781
2782 static struct
2783 {
2784   int graphic;
2785   int x, y;
2786   int gadget_id;
2787   int gadget_id_align;
2788   char *text_left, *text_right, *infotext;
2789 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
2790 {
2791   {
2792     IMG_EDITOR_COUNTER_DOWN,
2793     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
2794     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
2795     NULL, NULL,                         "select previous change page"
2796   },
2797   {
2798     IMG_EDITOR_COUNTER_UP,
2799     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2800     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
2801     NULL, "change page",                "select next change page"
2802   },
2803   {
2804     IMG_GFX_EDITOR_BUTTON_CP_COPY,
2805     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2806     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
2807     " ", NULL,                          "copy settings from this change page"
2808   },
2809   {
2810     IMG_GFX_EDITOR_BUTTON_CP_PASTE,
2811     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2812     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
2813     NULL, NULL,                         "paste settings to this change page"
2814   },
2815 };
2816
2817 static struct
2818 {
2819   int x, y;
2820 } scrollbutton_pos[ED_NUM_SCROLLBUTTONS];
2821
2822 static struct
2823 {
2824   int graphic;
2825   int gadget_id;
2826   char *infotext;
2827 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2828 {
2829   {
2830     IMG_EDITOR_PLAYFIELD_SCROLL_UP,
2831     GADGET_ID_SCROLL_UP,
2832     "scroll level editing area up"
2833   },
2834   {
2835     IMG_EDITOR_PLAYFIELD_SCROLL_DOWN,
2836     GADGET_ID_SCROLL_DOWN,
2837     "scroll level editing area down"
2838   },
2839   {
2840     IMG_EDITOR_PLAYFIELD_SCROLL_LEFT,
2841     GADGET_ID_SCROLL_LEFT,
2842     "scroll level editing area left"
2843   },
2844   {
2845     IMG_EDITOR_PLAYFIELD_SCROLL_RIGHT,
2846     GADGET_ID_SCROLL_RIGHT,
2847     "scroll level editing area right"
2848   },
2849   {
2850     IMG_EDITOR_PALETTE_SCROLL_UP,
2851     GADGET_ID_SCROLL_LIST_UP,
2852     "scroll element list up ('Page Up')"
2853   },
2854   {
2855     IMG_EDITOR_PALETTE_SCROLL_DOWN,
2856     GADGET_ID_SCROLL_LIST_DOWN,
2857     "scroll element list down ('Page Down')"
2858   },
2859 };
2860
2861 static struct
2862 {
2863   int x, y;
2864   int width, height;
2865   int wheel_x, wheel_y;
2866   int wheel_width, wheel_height;
2867 } scrollbar_pos[ED_NUM_SCROLLBARS];
2868
2869 static struct
2870 {
2871   int graphic;
2872   int type;
2873   int gadget_id;
2874   char *infotext;
2875 } scrollbar_info[ED_NUM_SCROLLBARS] =
2876 {
2877   {
2878     IMG_EDITOR_PLAYFIELD_SCROLLBAR,
2879     GD_TYPE_SCROLLBAR_HORIZONTAL,
2880     GADGET_ID_SCROLL_HORIZONTAL,
2881     "scroll level editing area horizontally"
2882   },
2883   {
2884     IMG_EDITOR_PLAYFIELD_SCROLLBAR,
2885     GD_TYPE_SCROLLBAR_VERTICAL,
2886     GADGET_ID_SCROLL_VERTICAL,
2887     "scroll level editing area vertically"
2888   },
2889   {
2890     IMG_EDITOR_PALETTE_SCROLLBAR,
2891     GD_TYPE_SCROLLBAR_VERTICAL,
2892     GADGET_ID_SCROLL_LIST_VERTICAL,
2893     "scroll element list vertically"
2894   }
2895 };
2896
2897
2898 static struct
2899 {
2900   int x, y;
2901   int gadget_id;
2902   int gadget_id_align;
2903   int radio_button_nr;
2904   int *value;
2905   int checked_value;
2906   char *text_left, *text_right, *infotext;
2907 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2908 {
2909   {
2910     -1,                                 ED_LEVEL_SETTINGS_YPOS(0),
2911     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2912     RADIO_NR_RANDOM_ELEMENTS,
2913     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2914     " ", "percentage",                  "use percentage for random elements"
2915   },
2916   {
2917     -1,                                 ED_LEVEL_SETTINGS_YPOS(0),
2918     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2919     RADIO_NR_RANDOM_ELEMENTS,
2920     &random_placement_method,           RANDOM_USE_QUANTITY,
2921     " ", "quantity",                    "use quantity for random elements"
2922   }
2923 };
2924
2925 static struct
2926 {
2927   int x, y;
2928   int gadget_id;
2929   int gadget_id_align;
2930   boolean *value;
2931   char *text_above, *text_left, *text_right, *infotext;
2932 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2933 {
2934   /* ---------- level and editor settings ---------------------------------- */
2935
2936   {
2937     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
2938     GADGET_ID_AUTO_COUNT_GEMS,          GADGET_ID_NONE,
2939     &level.auto_count_gems,
2940     NULL, NULL,
2941     "automatically count gems needed",  "set counter to number of gems"
2942   },
2943   {
2944     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(7),
2945     GADGET_ID_USE_LEVELSET_ARTWORK,     GADGET_ID_NONE,
2946     &levelset_use_levelset_artwork,
2947     NULL, NULL,
2948     "use current custom artwork",       "use custom artwork of this level set"
2949   },
2950   {
2951     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
2952     GADGET_ID_COPY_LEVEL_TEMPLATE,      GADGET_ID_NONE,
2953     &levelset_copy_level_template,
2954     NULL, NULL,
2955     "copy current level template",      "copy level template of this level set"
2956   },
2957   {
2958     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(1),
2959     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2960     &random_placement_background_restricted,
2961     NULL, NULL,
2962     "restrict random placement to:",    "set random placement restriction"
2963   },
2964   {
2965     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
2966     GADGET_ID_CUSTOM_USE_TEMPLATE_3,    GADGET_ID_NONE,
2967     &setup.editor.use_template_for_new_levels,
2968     "Template for new levels and CE/GE:", NULL,
2969     "use template for new levels",      "use template for level properties"
2970   },
2971   {
2972     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
2973     GADGET_ID_CUSTOM_USE_TEMPLATE_2,    GADGET_ID_NONE,
2974     &level.use_custom_template,
2975     NULL, NULL,
2976     "use template for custom elements", "use template for custom properties"
2977   },
2978
2979   /* ---------- element settings: configure (various elements) ------------- */
2980
2981   {
2982     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2983     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2984     &stick_element_properties_window,
2985     NULL, NULL,
2986     "stick this screen to edit content","stick this screen to edit content"
2987   },
2988   {
2989     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2990     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2991     &level.em_slippery_gems,
2992     NULL, NULL,
2993     "slip down from certain flat walls","use EM/DC style slipping behaviour"
2994   },
2995   {
2996     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2997     GADGET_ID_EM_EXPLODES_BY_FIRE,      GADGET_ID_NONE,
2998     &level.em_explodes_by_fire,
2999     NULL, NULL,
3000     "explodes with chain reaction",     "use R'n'D style explosion behaviour"
3001   },
3002   {
3003     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
3004     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
3005     &level.use_spring_bug,
3006     NULL, NULL,
3007     "use spring pushing bug",           "use odd spring pushing behaviour"
3008   },
3009   {
3010     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3011     GADGET_ID_USE_TIME_ORB_BUG,         GADGET_ID_NONE,
3012     &level.use_time_orb_bug,
3013     NULL, NULL,
3014     "use time orb bug",                 "use odd time orb behaviour"
3015   },
3016   {
3017     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
3018     GADGET_ID_RANDOM_BALL_CONTENT,      GADGET_ID_NONE,
3019     &level.ball_random,
3020     NULL, NULL,
3021     "create single random element",     "only create one element from content"
3022   },
3023   {
3024     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3025     GADGET_ID_INITIAL_BALL_STATE,       GADGET_ID_NONE,
3026     &level.ball_state_initial,
3027     NULL, NULL,
3028     "magic ball initially activated",   "activate magic ball after level start"
3029   },
3030   {
3031     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
3032     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
3033     &level.grow_into_diggable,
3034     NULL, NULL,
3035     "can grow into anything diggable",  "grow into more than just sand"
3036   },
3037   {
3038     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
3039     GADGET_ID_AUTO_EXIT_SOKOBAN,        GADGET_ID_NONE,
3040     &level.auto_exit_sokoban,
3041     NULL, NULL,
3042     "exit level if all fields solved",  "automatically finish Sokoban levels"
3043   },
3044   {
3045     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
3046     GADGET_ID_SOLVED_BY_ONE_PLAYER,     GADGET_ID_NONE,
3047     &level.solved_by_one_player,
3048     NULL, NULL,
3049     "only one player must enter exit",  "level solved by first player in exit"
3050   },
3051   {
3052     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
3053     GADGET_ID_CONTINUOUS_SNAPPING,      GADGET_ID_NONE,
3054     &level.continuous_snapping,
3055     NULL, NULL,
3056     "continuous snapping",              "use snapping without releasing key"
3057   },
3058   {
3059     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
3060     GADGET_ID_BLOCK_SNAP_FIELD,         GADGET_ID_NONE,
3061     &level.block_snap_field,
3062     NULL, NULL,
3063     "block snapped field when snapping", "use snapping delay to show animation"
3064   },
3065   {
3066     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
3067     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
3068     &level.block_last_field,
3069     NULL, NULL,
3070     "block last field when moving",     "player blocks last field when moving"
3071   },
3072   {
3073     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
3074     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
3075     &level.sp_block_last_field,
3076     NULL, NULL,
3077     "block last field when moving",     "player blocks last field when moving"
3078   },
3079   {
3080     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
3081     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
3082     &level.instant_relocation,
3083     NULL, NULL,
3084     "no scrolling when relocating",     "player gets relocated without delay"
3085   },
3086   {
3087     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
3088     GADGET_ID_SHIFTED_RELOCATION,       GADGET_ID_NONE,
3089     &level.shifted_relocation,
3090     NULL, NULL,
3091     "no centering when relocating",     "level not centered after relocation"
3092   },
3093   {
3094     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
3095     GADGET_ID_LAZY_RELOCATION,          GADGET_ID_NONE,
3096     &level.lazy_relocation,
3097     NULL, NULL,
3098     "only redraw off-screen relocation","no redraw if relocation target visible"
3099   },
3100   {
3101     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
3102     GADGET_ID_USE_START_ELEMENT,        GADGET_ID_NONE,
3103     &level.use_start_element[0],
3104     NULL, NULL,
3105     "use level start element:",        "start level at this element's position"
3106   },
3107   {
3108     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(11),
3109     GADGET_ID_USE_ARTWORK_ELEMENT,      GADGET_ID_NONE,
3110     &level.use_artwork_element[0],
3111     NULL, NULL,
3112     "use artwork from element:",        "use player artwork from other element"
3113   },
3114   {
3115     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
3116     GADGET_ID_USE_EXPLOSION_ELEMENT,    GADGET_ID_NONE,
3117     &level.use_explosion_element[0],
3118     NULL, NULL,
3119     "use explosion from element:",      "use explosion properties from element"
3120   },
3121   {
3122     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
3123     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
3124     &level.initial_player_gravity[0],
3125     NULL, NULL,
3126     "use initial gravity",              "set initial player gravity"
3127   },
3128   {
3129     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3130     GADGET_ID_USE_INITIAL_INVENTORY,    GADGET_ID_NONE,
3131     &level.use_initial_inventory[0],
3132     NULL, NULL,
3133     "use initial inventory:",           "use collected elements on level start"
3134   },
3135   {
3136     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
3137     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
3138     &level.can_pass_to_walkable,
3139     NULL, NULL,
3140     "can pass to walkable element",     "player can pass to empty or walkable"
3141   },
3142   {
3143     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3144     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
3145     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
3146     NULL, NULL,
3147     "can fall into acid (with gravity)","player can fall into acid pool"
3148   },
3149   {
3150     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
3151     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
3152     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
3153     NULL, NULL,
3154     "can move into acid",               "element can move into acid pool"
3155   },
3156   {
3157     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3158     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
3159     &custom_element_properties[EP_DONT_COLLIDE_WITH],
3160     NULL, NULL,
3161     "deadly when colliding with",       "element is deadly when hitting player"
3162   },
3163   {
3164     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3165     GADGET_ID_ENVELOPE_AUTOWRAP,        GADGET_ID_NONE,
3166     &level.envelope[0].autowrap,
3167     NULL, NULL,
3168     "auto-wrap",                        "automatically wrap envelope text"
3169   },
3170   {
3171     -1,                                 ED_ELEMENT_SETTINGS_YPOS(1),
3172     GADGET_ID_ENVELOPE_CENTERED,        GADGET_ID_ENVELOPE_AUTOWRAP,
3173     &level.envelope[0].centered,
3174     NULL, " ",
3175     "centered",                         "automatically center envelope text"
3176   },
3177   {
3178     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3179     GADGET_ID_MM_LASER_RED,             GADGET_ID_NONE,
3180     &level.mm_laser_red,
3181     "choose color components for laser:", NULL,
3182     "red",                              "use red color components in laser"
3183   },
3184   {
3185     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
3186     GADGET_ID_MM_LASER_GREEN,           GADGET_ID_NONE,
3187     &level.mm_laser_green,
3188     NULL, NULL,
3189     "green",                            "use green color components in laser"
3190   },
3191   {
3192     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
3193     GADGET_ID_MM_LASER_BLUE,            GADGET_ID_NONE,
3194     &level.mm_laser_blue,
3195     NULL, NULL,
3196     "blue",                             "use blue color components in laser"
3197   },
3198   {
3199     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3200     GADGET_ID_DF_LASER_RED,             GADGET_ID_NONE,
3201     &level.df_laser_red,
3202     "choose color components for laser:", NULL,
3203     "red",                              "use red color components in laser"
3204   },
3205   {
3206     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
3207     GADGET_ID_DF_LASER_GREEN,           GADGET_ID_NONE,
3208     &level.df_laser_green,
3209     NULL, NULL,
3210     "green",                            "use green color components in laser"
3211   },
3212   {
3213     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
3214     GADGET_ID_DF_LASER_BLUE,            GADGET_ID_NONE,
3215     &level.df_laser_blue,
3216     NULL, NULL,
3217     "blue",                             "use blue color components in laser"
3218   },
3219
3220   /* ---------- element settings: configure 1 (custom elements) ----------- */
3221
3222   {
3223     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3224     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
3225     &custom_element.use_gfx_element,
3226     NULL, NULL,
3227     "use graphic of element:",          "use existing element graphic"
3228   },
3229   {
3230     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
3231     GADGET_ID_CUSTOM_USE_TEMPLATE_1,    GADGET_ID_NONE,
3232     &level.use_custom_template,
3233     NULL, NULL,
3234     "use template",                     "use template for custom properties"
3235   },
3236   {
3237     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
3238     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
3239     &custom_element_properties[EP_ACCESSIBLE],
3240     NULL, NULL,
3241     NULL,                               "player can walk to or pass this field"
3242   },
3243   {
3244     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
3245     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
3246     &custom_element_properties[EP_GRAVITY_REACHABLE],
3247     NULL, NULL,
3248     "reachable despite gravity",        "player can walk/dig despite gravity"
3249   },
3250   {
3251     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(11),
3252     GADGET_ID_CUSTOM_USE_LAST_VALUE,    GADGET_ID_NONE,
3253     &custom_element.use_last_ce_value,
3254     NULL, NULL,
3255     "use last CE value after change",   "use last CE value after change"
3256   },
3257   {
3258     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
3259     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
3260     &custom_element_properties[EP_WALK_TO_OBJECT],
3261     NULL, NULL,
3262     NULL,                               "player can dig/collect/push element"
3263   },
3264   {
3265     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
3266     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
3267     &custom_element_properties[EP_INDESTRUCTIBLE],
3268     NULL, NULL,
3269     "indestructible",                   "element is indestructible"
3270   },
3271
3272   /* ---------- element settings: configure 2 (custom elements) ----------- */
3273
3274   {
3275     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3276     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
3277     &custom_element_properties[EP_CAN_MOVE],
3278     NULL, NULL,
3279     NULL,                               "element can move with some pattern"
3280   },
3281   {
3282     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
3283     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
3284     &custom_element_properties[EP_CAN_FALL],
3285     NULL, NULL,
3286     "can fall",                         "element can fall down"
3287   },
3288   {
3289     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
3290     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
3291     &custom_element_properties[EP_CAN_SMASH],
3292     NULL, " ",
3293     NULL,                               "element can smash other elements"
3294   },
3295   {
3296     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
3297     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
3298     &custom_element_properties[EP_SLIPPERY],
3299     NULL, NULL,
3300     NULL,                               "other elements can fall down from it"
3301   },
3302   {
3303     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
3304     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
3305     &custom_element_properties[EP_DEADLY],
3306     NULL, NULL,
3307     NULL,                               "element can kill the player"
3308   },
3309   {
3310     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
3311     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
3312     &custom_element_properties[EP_CAN_EXPLODE],
3313     NULL, NULL,
3314     NULL,                               "element can explode"
3315   },
3316   {
3317     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
3318     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
3319     &custom_element_properties[EP_EXPLODES_BY_FIRE],
3320     NULL, NULL,
3321     "by fire",                          "element can explode by fire/explosion"
3322   },
3323   {
3324     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
3325     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
3326     &custom_element_properties[EP_EXPLODES_SMASHED],
3327     NULL, " ",
3328     "smashed",                          "element can explode when smashed"
3329   },
3330   {
3331     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
3332     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
3333     &custom_element_properties[EP_EXPLODES_IMPACT],
3334     NULL, " ",
3335     "impact",                           "element can explode on impact"
3336   },
3337
3338   /* ---------- element settings: advanced (custom elements) --------------- */
3339
3340   {
3341     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3342     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
3343     &custom_element_change.can_change,
3344     NULL, NULL,
3345     "element changes to:",              "change element on specified condition"
3346   },
3347   {
3348     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
3349     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
3350     &custom_element_change_events[CE_DELAY],
3351     NULL, NULL,
3352     NULL,                               "element changes after delay"
3353   },
3354   {
3355     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
3356     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
3357     &custom_element_change_events[CE_BY_DIRECT_ACTION],
3358     NULL, NULL,
3359     NULL,                               "element changes by direct action"
3360   },
3361   {
3362     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
3363     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
3364     &custom_element_change_events[CE_BY_OTHER_ACTION],
3365     NULL, NULL,
3366     NULL,                               "element changes by other element"
3367   },
3368   {
3369     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
3370     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
3371     &custom_element_change.explode,
3372     NULL, NULL,
3373     "explode instead of change",        "element explodes instead of change"
3374   },
3375   {
3376     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
3377     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
3378     &custom_element_change.use_target_content,
3379     NULL, NULL,
3380     "use extended change target:",      "element changes to more elements"
3381   },
3382   {
3383     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
3384     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
3385     &custom_element_change.only_if_complete,
3386     NULL, NULL,
3387     "replace all or nothing",           "only replace when all can be changed"
3388   },
3389   {
3390     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
3391     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
3392     &custom_element_change.use_random_replace,
3393     NULL, NULL,
3394     NULL,                               "use percentage for random replace"
3395   },
3396   {
3397     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
3398     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
3399     &custom_element_change.has_action,
3400     NULL, NULL,
3401     NULL,                               "execute action on specified condition"
3402   },
3403 };
3404
3405 static struct
3406 {
3407   int x, y;
3408   int xoffset, yoffset;
3409   int gadget_id;
3410   int gadget_id_align;
3411   int *value;
3412   int area_xsize, area_ysize;
3413   char *text_left, *text_right, *text_below, *infotext;
3414 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
3415 {
3416   /* ---------- level playfield content ------------------------------------ */
3417
3418   {
3419     0,                                  0,
3420     0,                                  0,
3421     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
3422     NULL,
3423     -1, -1,     /* these values are not constant, but can change at runtime */
3424     NULL, NULL, NULL,                   NULL
3425   },
3426
3427   /* ---------- yam yam content -------------------------------------------- */
3428
3429   {
3430     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3431     ED_AREA_YAMYAM_CONTENT_XOFF(0),     ED_AREA_YAMYAM_CONTENT_YOFF(0),
3432     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
3433     &level.yamyam_content[0].e[0][0],   3, 3,
3434     NULL, NULL, "1",                    NULL
3435   },
3436   {
3437     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3438     ED_AREA_YAMYAM_CONTENT_XOFF(1),     ED_AREA_YAMYAM_CONTENT_YOFF(1),
3439     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
3440     &level.yamyam_content[1].e[0][0],   3, 3,
3441     NULL, NULL, "2",                    NULL
3442   },
3443   {
3444     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3445     ED_AREA_YAMYAM_CONTENT_XOFF(2),     ED_AREA_YAMYAM_CONTENT_YOFF(2),
3446     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
3447     &level.yamyam_content[2].e[0][0],   3, 3,
3448     NULL, NULL, "3",                    NULL
3449   },
3450   {
3451     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3452     ED_AREA_YAMYAM_CONTENT_XOFF(3),     ED_AREA_YAMYAM_CONTENT_YOFF(3),
3453     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
3454     &level.yamyam_content[3].e[0][0],   3, 3,
3455     NULL, NULL, "4",                    NULL
3456   },
3457   {
3458     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3459     ED_AREA_YAMYAM_CONTENT_XOFF(4),     ED_AREA_YAMYAM_CONTENT_YOFF(4),
3460     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
3461     &level.yamyam_content[4].e[0][0],   3, 3,
3462     NULL, NULL, "5",                    NULL
3463   },
3464   {
3465     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3466     ED_AREA_YAMYAM_CONTENT_XOFF(5),     ED_AREA_YAMYAM_CONTENT_YOFF(5),
3467     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
3468     &level.yamyam_content[5].e[0][0],   3, 3,
3469     NULL, NULL, "6",                    NULL
3470   },
3471   {
3472     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3473     ED_AREA_YAMYAM_CONTENT_XOFF(6),     ED_AREA_YAMYAM_CONTENT_YOFF(6),
3474     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
3475     &level.yamyam_content[6].e[0][0],   3, 3,
3476     NULL, NULL, "7",                    NULL
3477   },
3478   {
3479     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3480     ED_AREA_YAMYAM_CONTENT_XOFF(7),     ED_AREA_YAMYAM_CONTENT_YOFF(7),
3481     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
3482     &level.yamyam_content[7].e[0][0],   3, 3,
3483     NULL, NULL, "8",                    NULL
3484   },
3485
3486   /* ---------- magic ball content ----------------------------------------- */
3487
3488   {
3489     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3490     ED_AREA_MAGIC_BALL_CONTENT_XOFF(0), ED_AREA_MAGIC_BALL_CONTENT_YOFF(0),
3491     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
3492     &level.ball_content[0].e[0][0],     3, 3,
3493     NULL, NULL, "1",                    NULL
3494   },
3495   {
3496     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3497     ED_AREA_MAGIC_BALL_CONTENT_XOFF(1), ED_AREA_MAGIC_BALL_CONTENT_YOFF(1),
3498     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
3499     &level.ball_content[1].e[0][0],     3, 3,
3500     NULL, NULL, "2",                    NULL
3501   },
3502   {
3503     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3504     ED_AREA_MAGIC_BALL_CONTENT_XOFF(2), ED_AREA_MAGIC_BALL_CONTENT_YOFF(2),
3505     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
3506     &level.ball_content[2].e[0][0],     3, 3,
3507     NULL, NULL, "3",                    NULL
3508   },
3509   {
3510     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3511     ED_AREA_MAGIC_BALL_CONTENT_XOFF(3), ED_AREA_MAGIC_BALL_CONTENT_YOFF(3),
3512     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
3513     &level.ball_content[3].e[0][0],     3, 3,
3514     NULL, NULL, "4",                    NULL
3515   },
3516   {
3517     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3518     ED_AREA_MAGIC_BALL_CONTENT_XOFF(4), ED_AREA_MAGIC_BALL_CONTENT_YOFF(4),
3519     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
3520     &level.ball_content[4].e[0][0],     3, 3,
3521     NULL, NULL, "5",                    NULL
3522   },
3523   {
3524     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3525     ED_AREA_MAGIC_BALL_CONTENT_XOFF(5), ED_AREA_MAGIC_BALL_CONTENT_YOFF(5),
3526     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
3527     &level.ball_content[5].e[0][0],     3, 3,
3528     NULL, NULL, "6",                    NULL
3529   },
3530   {
3531     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3532     ED_AREA_MAGIC_BALL_CONTENT_XOFF(6), ED_AREA_MAGIC_BALL_CONTENT_YOFF(6),
3533     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
3534     &level.ball_content[6].e[0][0],     3, 3,
3535     NULL, NULL, "7",                    NULL
3536   },
3537   {
3538     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3539     ED_AREA_MAGIC_BALL_CONTENT_XOFF(7), ED_AREA_MAGIC_BALL_CONTENT_YOFF(7),
3540     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
3541     &level.ball_content[7].e[0][0],     3, 3,
3542     NULL, NULL, "8",                    NULL
3543   },
3544
3545   /* ---------- android content -------------------------------------------- */
3546
3547   {
3548     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(5),
3549     ED_AREA_1X1_SETTINGS_XOFF,          ED_AREA_1X1_SETTINGS_YOFF,
3550     GADGET_ID_ANDROID_CONTENT,          GADGET_ID_NONE,
3551     &level.android_clone_element[0],    MAX_ANDROID_ELEMENTS, 1,
3552     "elements:", NULL, NULL,            "elements android can clone"
3553   },
3554
3555   /* ---------- amoeba content --------------------------------------------- */
3556
3557   {
3558     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
3559     ED_AREA_1X1_SETTINGS_XOFF,          ED_AREA_1X1_SETTINGS_YOFF,
3560     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
3561     &level.amoeba_content,              1, 1,
3562     "content:", NULL, NULL,             "amoeba content"
3563   },
3564
3565   /* ---------- level start element ---------------------------------------- */
3566
3567   {
3568     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(10),
3569     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3570     GADGET_ID_START_ELEMENT,            GADGET_ID_USE_START_ELEMENT,
3571     &level.start_element[0],            1, 1,
3572     NULL, NULL, NULL,                   "level start element"
3573   },
3574
3575   /* ---------- player artwork element ------------------------------------- */
3576
3577   {
3578     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(11),
3579     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3580     GADGET_ID_ARTWORK_ELEMENT,          GADGET_ID_USE_ARTWORK_ELEMENT,
3581     &level.artwork_element[0],          1, 1,
3582     NULL, NULL, NULL,                   "element for player artwork"
3583   },
3584
3585   /* ---------- player explosion element ----------------------------------- */
3586
3587   {
3588     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(12),
3589     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3590     GADGET_ID_EXPLOSION_ELEMENT,        GADGET_ID_USE_EXPLOSION_ELEMENT,
3591     &level.explosion_element[0],        1, 1,
3592     NULL, NULL, NULL,                   "element for player explosion"
3593   },
3594
3595   /* ---------- player initial inventory ----------------------------------- */
3596
3597   {
3598     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3599     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3600     GADGET_ID_INVENTORY_CONTENT,        GADGET_ID_USE_INITIAL_INVENTORY,
3601     &level.initial_inventory_content[0][0], MAX_INITIAL_INVENTORY_SIZE, 1,
3602     NULL, NULL, NULL,                   "content for initial inventory"
3603   },
3604
3605   /* ---------- element settings: configure 1 (custom elements) ----------- */
3606
3607   /* ---------- custom graphic --------------------------------------------- */
3608
3609   {
3610     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3611     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3612     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
3613     &custom_element.gfx_element_initial,1, 1,
3614     NULL, NULL, NULL,                   "custom graphic element"
3615   },
3616
3617   /* ---------- element settings: configure 2 (custom elements) ----------- */
3618
3619   /* ---------- custom content (when exploding) ---------------------------- */
3620
3621   {
3622     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
3623     0,                                  ED_AREA_3X3_SETTINGS_YOFF,
3624     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
3625     &custom_element.content.e[0][0],    3, 3,
3626     "content:", NULL, NULL,             NULL
3627   },
3628
3629   /* ---------- custom enter and leave element (when moving) --------------- */
3630
3631   {
3632     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
3633     ED_AREA_1X1_SETTINGS_XOFF,          ED_AREA_1X1_SETTINGS_YOFF,
3634     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
3635     &custom_element.move_enter_element, 1, 1,
3636     "can dig:", " ", NULL,              "element that can be digged/collected"
3637   },
3638   {
3639     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
3640     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3641     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
3642     &custom_element.move_leave_element, 1, 1,
3643     NULL, NULL, NULL,                   "element that will be left behind"
3644   },
3645
3646   /* ---------- element settings: advanced (custom elements) --------------- */
3647
3648   /* ---------- custom change target --------------------------------------- */
3649
3650   {
3651     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3652     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3653     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
3654     &custom_element_change.target_element, 1, 1,
3655     NULL, "after/when:", NULL,          "new target element after change"
3656   },
3657
3658   /* ---------- custom change content (extended change target) ------------- */
3659
3660   {
3661     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(9),
3662     0,                                  ED_AREA_3X3_SETTINGS_YOFF,
3663     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
3664     &custom_element_change.target_content.e[0][0], 3, 3,
3665     NULL, NULL, NULL,                   "new extended elements after change"
3666   },
3667
3668   /* ---------- custom change trigger (element causing change) ------------- */
3669
3670   {
3671     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
3672     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3673     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
3674     &custom_element_change.initial_trigger_element, 1, 1,
3675     NULL, NULL, NULL,                   "other element triggering change"
3676   },
3677
3678   /* ---------- custom change action (element used for action) ------------- */
3679
3680   {
3681     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(13),
3682     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3683     GADGET_ID_CUSTOM_CHANGE_ACTION,     GADGET_ID_ACTION_ARG,
3684     &custom_element_change.action_element, 1, 1,
3685     NULL, NULL, NULL,                   "element used as action parameter"
3686   },
3687
3688   /* ---------- group element content -------------------------------------- */
3689
3690   {
3691     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(2),
3692     ED_AREA_1X1_SETTINGS_XOFF,          ED_AREA_1X1_SETTINGS_YOFF,
3693     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
3694     &group_element_info.element[0],     MAX_ELEMENTS_IN_GROUP, 1,
3695     "content:", NULL, NULL,             NULL
3696   },
3697
3698   /* ---------- random background (for random painting) -------------------- */
3699
3700   {
3701     -1,                                 ED_AREA_1X1_LSETTINGS_YPOS(1),
3702     0,                                  ED_AREA_1X1_LSETTINGS_YOFF,
3703     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
3704     &random_placement_background_element, 1, 1,
3705     NULL, NULL, NULL,                   "random placement background"
3706   },
3707 };
3708
3709
3710 /*
3711   -----------------------------------------------------------------------------
3712   some internally used variables
3713   -----------------------------------------------------------------------------
3714 */
3715
3716 /* maximal size of level editor drawing area */
3717 static int MAX_ED_FIELDX, MAX_ED_FIELDY;
3718
3719 /* actual size of level editor drawing area */
3720 static int ed_fieldx, ed_fieldy;
3721
3722 /* actual position of level editor drawing area in level playfield */
3723 static int level_xpos = -1, level_ypos = -1;
3724
3725 /* actual tile size used to display playfield drawing area */
3726 static int ed_tilesize = DEFAULT_EDITOR_TILESIZE;
3727 static int ed_tilesize_default = DEFAULT_EDITOR_TILESIZE;
3728
3729 #define IN_ED_FIELD(x,y)        IN_FIELD(x, y, ed_fieldx, ed_fieldy)
3730
3731 /* drawing elements on the three mouse buttons */
3732 static int new_element1 = EL_WALL;
3733 static int new_element2 = EL_EMPTY;
3734 static int new_element3 = EL_SAND;
3735
3736 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
3737 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
3738                                 (button) == 2 ? new_element2 : \
3739                                 (button) == 3 ? new_element3 : EL_EMPTY)
3740
3741 #define BUTTON_TILE_SIZE(x)     ((x) >= TILESIZE ? TILESIZE : MINI_TILESIZE)
3742
3743 static int use_permanent_palette = TRUE;
3744
3745 #define PX              (use_permanent_palette ? DX : SX)
3746 #define PY              (use_permanent_palette ? DY : SY)
3747 #define PXSIZE          (use_permanent_palette ? DXSIZE : SXSIZE)
3748 #define PYSIZE          (use_permanent_palette ? DYSIZE : SYSIZE)
3749
3750 /* forward declaration for internal use */
3751 static void ModifyEditorCounterValue(int, int);
3752 static void ModifyEditorCounterLimits(int, int, int);
3753 static void ModifyEditorSelectboxValue(int, int);
3754 static void ModifyEditorSelectboxOptions(int, struct ValueTextInfo *);
3755 static void ModifyEditorDrawingArea(int, int, int);
3756 static void ModifyEditorElementList();
3757 static void AdjustElementListScrollbar();
3758 static void RedrawDrawingElements();
3759 static void DrawDrawingWindowExt(boolean);
3760 static void DrawDrawingWindow();
3761 static void DrawLevelInfoWindow();
3762 static void DrawPropertiesWindow();
3763 static void DrawPaletteWindow();
3764 static void UpdateCustomElementGraphicGadgets();
3765 static boolean checkPropertiesConfig(int);
3766 static void SetAutomaticNumberOfGemsNeeded();
3767 static void ClearEditorGadgetInfoText();
3768 static void CopyLevelToUndoBuffer(int);
3769 static void HandleDrawingAreas(struct GadgetInfo *);
3770 static void HandleCounterButtons(struct GadgetInfo *);
3771 static void HandleTextInputGadgets(struct GadgetInfo *);
3772 static void HandleTextAreaGadgets(struct GadgetInfo *);
3773 static void HandleSelectboxGadgets(struct GadgetInfo *);
3774 static void HandleTextbuttonGadgets(struct GadgetInfo *);
3775 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
3776 static void HandleRadiobuttons(struct GadgetInfo *);
3777 static void HandleCheckbuttons(struct GadgetInfo *);
3778 static void HandleControlButtons(struct GadgetInfo *);
3779 static void HandleDrawingAreaInfo(struct GadgetInfo *);
3780 static void PrintEditorGadgetInfoText(struct GadgetInfo *);
3781 static boolean AskToCopyAndModifyLevelTemplate();
3782 static boolean getDrawModeHiRes();
3783 static int getTabulatorBarWidth();
3784 static int getTabulatorBarHeight();
3785 static Pixel getTabulatorBarColor();
3786
3787 static int num_editor_gadgets = 0;      /* dynamically determined */
3788
3789 static struct GadgetInfo **level_editor_gadget = NULL;
3790 static int *right_gadget_border = NULL;
3791
3792 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
3793 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
3794 static boolean draw_with_brush = FALSE;
3795 static int properties_element = 0;
3796
3797 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3798 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3799 static short IntelliDrawBuffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3800 static int undo_buffer_position = 0;
3801 static int undo_buffer_steps = 0;
3802 static int redo_buffer_steps = 0;
3803
3804 static int edit_mode;
3805 static int edit_mode_levelinfo;
3806 static int edit_mode_properties;
3807
3808 static int element_shift = 0;
3809
3810 static int editor_el_players[] =
3811 {
3812   EL_PLAYER_1,
3813   EL_PLAYER_2,
3814   EL_PLAYER_3,
3815   EL_PLAYER_4
3816 };
3817 static int *editor_el_players_ptr = editor_el_players;
3818 static int num_editor_el_players = ARRAY_SIZE(editor_el_players);
3819
3820 static int editor_hl_boulderdash[] =
3821 {
3822   EL_INTERNAL_CASCADE_BD_ACTIVE,
3823   EL_CHAR('B'),
3824   EL_CHAR('D'),
3825   EL_EMPTY,
3826 };
3827
3828 static int editor_el_boulderdash[] =
3829 {
3830   EL_EMPTY,
3831   EL_SAND,
3832   EL_BD_ROCK,
3833   EL_BD_DIAMOND,
3834
3835   EL_STEELWALL,
3836   EL_BD_WALL,
3837   EL_BD_EXPANDABLE_WALL,
3838   EL_BD_MAGIC_WALL,
3839
3840   EL_BD_AMOEBA,
3841   EL_BD_BUTTERFLY_UP,
3842   EL_BD_FIREFLY_UP,
3843   EL_EXIT_CLOSED,
3844
3845   EL_BD_BUTTERFLY_LEFT,
3846   EL_BD_FIREFLY_LEFT,
3847   EL_BD_BUTTERFLY_RIGHT,
3848   EL_BD_FIREFLY_RIGHT,
3849
3850   EL_EMPTY,
3851   EL_BD_BUTTERFLY_DOWN,
3852   EL_BD_FIREFLY_DOWN,
3853   EL_EXIT_OPEN,
3854 };
3855 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
3856 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
3857 static int num_editor_hl_boulderdash = ARRAY_SIZE(editor_hl_boulderdash);
3858 static int num_editor_el_boulderdash = ARRAY_SIZE(editor_el_boulderdash);
3859
3860 static int editor_hl_emerald_mine[] =
3861 {
3862   EL_INTERNAL_CASCADE_EM_ACTIVE,
3863   EL_CHAR('E'),
3864   EL_CHAR('M'),
3865   EL_EMPTY,
3866 };
3867
3868 static int editor_el_emerald_mine[] =
3869 {
3870   EL_SAND,
3871   EL_ROCK,
3872   EL_QUICKSAND_EMPTY,
3873   EL_QUICKSAND_FULL,
3874
3875   EL_STEELWALL,
3876   EL_WALL,
3877   EL_WALL_SLIPPERY,
3878   EL_MAGIC_WALL,
3879
3880   EL_EMERALD,
3881   EL_DIAMOND,
3882   EL_NUT,
3883   EL_BOMB,
3884
3885   EL_EM_DYNAMITE,
3886   EL_EM_DYNAMITE_ACTIVE,
3887   EL_EM_EXIT_CLOSED,
3888   EL_EM_EXIT_OPEN,
3889
3890   EL_YAMYAM_UP,
3891   EL_BUG_UP,
3892   EL_SPACESHIP_UP,
3893   EL_ROBOT,
3894
3895   EL_BUG_LEFT,
3896   EL_SPACESHIP_LEFT,
3897   EL_BUG_RIGHT,
3898   EL_SPACESHIP_RIGHT,
3899
3900   EL_ROBOT_WHEEL,
3901   EL_BUG_DOWN,
3902   EL_SPACESHIP_DOWN,
3903   EL_INVISIBLE_WALL,
3904
3905   EL_ACID_POOL_TOPLEFT,
3906   EL_ACID,
3907   EL_ACID_POOL_TOPRIGHT,
3908   EL_AMOEBA_DROP,
3909
3910   EL_ACID_POOL_BOTTOMLEFT,
3911   EL_ACID_POOL_BOTTOM,
3912   EL_ACID_POOL_BOTTOMRIGHT,
3913   EL_AMOEBA_WET,
3914
3915   EL_EM_KEY_1,
3916   EL_EM_KEY_2,
3917   EL_EM_KEY_3,
3918   EL_EM_KEY_4,
3919
3920   EL_EM_GATE_1,
3921   EL_EM_GATE_2,
3922   EL_EM_GATE_3,
3923   EL_EM_GATE_4,
3924
3925   EL_EM_GATE_1_GRAY,
3926   EL_EM_GATE_2_GRAY,
3927   EL_EM_GATE_3_GRAY,
3928   EL_EM_GATE_4_GRAY,
3929 };
3930 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
3931 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
3932 static int num_editor_hl_emerald_mine = ARRAY_SIZE(editor_hl_emerald_mine);
3933 static int num_editor_el_emerald_mine = ARRAY_SIZE(editor_el_emerald_mine);
3934
3935 static int editor_hl_emerald_mine_club[] =
3936 {
3937   EL_INTERNAL_CASCADE_EMC_ACTIVE,
3938   EL_CHAR('E'),
3939   EL_CHAR('M'),
3940   EL_CHAR('C'),
3941 };
3942
3943 static int editor_el_emerald_mine_club[] =
3944 {
3945   EL_EMC_KEY_5,
3946   EL_EMC_KEY_6,
3947   EL_EMC_KEY_7,
3948   EL_EMC_KEY_8,
3949
3950   EL_EMC_GATE_5,
3951   EL_EMC_GATE_6,
3952   EL_EMC_GATE_7,
3953   EL_EMC_GATE_8,
3954
3955   EL_EMC_GATE_5_GRAY,
3956   EL_EMC_GATE_6_GRAY,
3957   EL_EMC_GATE_7_GRAY,
3958   EL_EMC_GATE_8_GRAY,
3959
3960   EL_EMC_STEELWALL_1,
3961   EL_EMC_STEELWALL_2,
3962   EL_EMC_STEELWALL_3,
3963   EL_EMC_STEELWALL_4,
3964
3965   EL_EMC_WALL_13,
3966   EL_EMC_WALL_14,
3967   EL_EMC_WALL_15,
3968   EL_EMC_WALL_16,
3969
3970   EL_EMC_WALL_SLIPPERY_1,
3971   EL_EMC_WALL_SLIPPERY_2,
3972   EL_EMC_WALL_SLIPPERY_3,
3973   EL_EMC_WALL_SLIPPERY_4,
3974
3975   EL_EMC_WALL_1,
3976   EL_EMC_WALL_2,
3977   EL_EMC_WALL_3,
3978   EL_EMC_WALL_4,
3979
3980   EL_EMC_WALL_5,
3981   EL_EMC_WALL_6,
3982   EL_EMC_WALL_7,
3983   EL_EMC_WALL_8,
3984
3985   EL_EMC_WALL_9,
3986   EL_EMC_WALL_10,
3987   EL_EMC_WALL_11,
3988   EL_EMC_WALL_12,
3989
3990   EL_EMC_GRASS,
3991   EL_EMC_FAKE_GRASS,
3992   EL_EMC_PLANT,
3993   EL_EMC_DRIPPER,
3994
3995   EL_EMC_MAGIC_BALL,
3996   EL_EMC_MAGIC_BALL_SWITCH,
3997   EL_SPRING,
3998   EL_EMC_SPRING_BUMPER,
3999
4000   EL_EMC_LENSES,
4001   EL_EMC_MAGNIFIER,
4002   EL_EMPTY,
4003   EL_EMPTY,
4004
4005   EL_BALLOON,
4006   EL_YAMYAM_UP,
4007   EL_BALLOON_SWITCH_UP,
4008   EL_BALLOON_SWITCH_ANY,
4009
4010   EL_YAMYAM_LEFT,
4011   EL_BALLOON_SWITCH_LEFT,
4012   EL_YAMYAM_RIGHT,
4013   EL_BALLOON_SWITCH_RIGHT,
4014
4015   EL_EMC_ANDROID,
4016   EL_YAMYAM_DOWN,
4017   EL_BALLOON_SWITCH_DOWN,
4018   EL_BALLOON_SWITCH_NONE,
4019 };
4020 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
4021 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
4022 static int num_editor_hl_emerald_mine_club = ARRAY_SIZE(editor_hl_emerald_mine_club);
4023 static int num_editor_el_emerald_mine_club = ARRAY_SIZE(editor_el_emerald_mine_club);
4024
4025 static int editor_hl_rnd[] =
4026 {
4027   EL_INTERNAL_CASCADE_RND_ACTIVE,
4028   EL_CHAR('R'),
4029   EL_CHAR('N'),
4030   EL_CHAR('D'),
4031 };
4032
4033 static int editor_el_rnd[] =
4034 {
4035   EL_DYNAMITE,                  /* RND */
4036   EL_DYNAMITE_ACTIVE,           /* RND */
4037   EL_EMPTY,
4038   EL_EMPTY,
4039
4040   EL_KEY_1,
4041   EL_KEY_2,
4042   EL_KEY_3,
4043   EL_KEY_4,
4044
4045   EL_GATE_1,
4046   EL_GATE_2,
4047   EL_GATE_3,
4048   EL_GATE_4,
4049
4050   EL_GATE_1_GRAY,
4051   EL_GATE_2_GRAY,
4052   EL_GATE_3_GRAY,
4053   EL_GATE_4_GRAY,
4054
4055   EL_ARROW_LEFT,
4056   EL_ARROW_RIGHT,
4057   EL_ARROW_UP,
4058   EL_ARROW_DOWN,
4059
4060   EL_AMOEBA_DEAD,
4061   EL_AMOEBA_DRY,
4062   EL_AMOEBA_FULL,
4063   EL_GAME_OF_LIFE,
4064
4065   EL_EMERALD_YELLOW,
4066   EL_EMERALD_RED,
4067   EL_EMERALD_PURPLE,
4068   EL_BIOMAZE,
4069
4070   EL_WALL_EMERALD_YELLOW,
4071   EL_WALL_EMERALD_RED,
4072   EL_WALL_EMERALD_PURPLE,
4073   EL_WALL_BD_DIAMOND,
4074
4075   EL_SPEED_PILL,
4076   EL_PACMAN_UP,
4077   EL_TIME_ORB_FULL,
4078   EL_TIME_ORB_EMPTY,
4079
4080   EL_PACMAN_LEFT,
4081   EL_DARK_YAMYAM,
4082   EL_PACMAN_RIGHT,
4083   EL_YAMYAM,                    /* RND */
4084
4085   EL_BLACK_ORB,
4086   EL_PACMAN_DOWN,
4087   EL_LAMP,
4088   EL_LAMP_ACTIVE,
4089
4090   EL_DYNABOMB_INCREASE_NUMBER,
4091   EL_DYNABOMB_INCREASE_SIZE,
4092   EL_DYNABOMB_INCREASE_POWER,
4093   EL_STONEBLOCK,
4094
4095   EL_MOLE,
4096   EL_PENGUIN,
4097   EL_PIG,
4098   EL_DRAGON,
4099
4100   EL_BUG,
4101   EL_MOLE_UP,
4102   EL_BD_BUTTERFLY,
4103   EL_BD_FIREFLY,
4104
4105   EL_MOLE_LEFT,
4106   EL_SATELLITE,
4107   EL_MOLE_RIGHT,
4108   EL_PACMAN,
4109
4110   EL_SPACESHIP,
4111   EL_MOLE_DOWN,
4112   EL_INVISIBLE_STEELWALL,
4113   EL_INVISIBLE_WALL,
4114
4115   EL_EXPANDABLE_WALL,
4116   EL_EXPANDABLE_WALL_HORIZONTAL,
4117   EL_EXPANDABLE_WALL_VERTICAL,
4118   EL_EXPANDABLE_WALL_ANY,
4119 };
4120 static int *editor_hl_rnd_ptr = editor_hl_rnd;
4121 static int *editor_el_rnd_ptr = editor_el_rnd;
4122 static int num_editor_hl_rnd = ARRAY_SIZE(editor_hl_rnd);
4123 static int num_editor_el_rnd = ARRAY_SIZE(editor_el_rnd);
4124
4125 static int editor_hl_sokoban[] =
4126 {
4127   EL_INTERNAL_CASCADE_SB_ACTIVE,
4128   EL_CHAR('S'),
4129   EL_CHAR('B'),
4130   EL_EMPTY,
4131 };
4132
4133 static int editor_el_sokoban[] =
4134 {
4135   EL_SOKOBAN_OBJECT,
4136   EL_SOKOBAN_FIELD_EMPTY,
4137   EL_SOKOBAN_FIELD_FULL,
4138   EL_SOKOBAN_FIELD_PLAYER,
4139 };
4140 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
4141 static int *editor_el_sokoban_ptr = editor_el_sokoban;
4142 static int num_editor_hl_sokoban = ARRAY_SIZE(editor_hl_sokoban);
4143 static int num_editor_el_sokoban = ARRAY_SIZE(editor_el_sokoban);
4144
4145 static int editor_hl_supaplex[] =
4146 {
4147   EL_INTERNAL_CASCADE_SP_ACTIVE,
4148   EL_CHAR('S'),
4149   EL_CHAR('P'),
4150   EL_EMPTY,
4151 };
4152
4153 static int editor_el_supaplex[] =
4154 {
4155   EL_SP_MURPHY,
4156   EL_EMPTY,
4157   EL_SP_BASE,
4158   EL_SP_BUGGY_BASE,
4159
4160   EL_SP_INFOTRON,
4161   EL_SP_ZONK,
4162   EL_SP_SNIKSNAK,
4163   EL_SP_ELECTRON,
4164
4165   EL_SP_DISK_RED,
4166   EL_SP_DISK_ORANGE,
4167   EL_SP_DISK_YELLOW,
4168   EL_SP_TERMINAL,
4169
4170   EL_SP_EXIT_CLOSED,
4171   EL_SP_PORT_HORIZONTAL,
4172   EL_SP_PORT_VERTICAL,
4173   EL_SP_PORT_ANY,
4174
4175   EL_SP_PORT_LEFT,
4176   EL_SP_PORT_RIGHT,
4177   EL_SP_PORT_UP,
4178   EL_SP_PORT_DOWN,
4179
4180   EL_SP_GRAVITY_PORT_LEFT,
4181   EL_SP_GRAVITY_PORT_RIGHT,
4182   EL_SP_GRAVITY_PORT_UP,
4183   EL_SP_GRAVITY_PORT_DOWN,
4184
4185   EL_SP_GRAVITY_ON_PORT_LEFT,
4186   EL_SP_GRAVITY_ON_PORT_RIGHT,
4187   EL_SP_GRAVITY_ON_PORT_UP,
4188   EL_SP_GRAVITY_ON_PORT_DOWN,
4189
4190   EL_SP_GRAVITY_OFF_PORT_LEFT,
4191   EL_SP_GRAVITY_OFF_PORT_RIGHT,
4192   EL_SP_GRAVITY_OFF_PORT_UP,
4193   EL_SP_GRAVITY_OFF_PORT_DOWN,
4194
4195   EL_SP_HARDWARE_GRAY,
4196   EL_SP_HARDWARE_GREEN,
4197   EL_SP_HARDWARE_BLUE,
4198   EL_SP_HARDWARE_RED,
4199
4200   EL_SP_HARDWARE_BASE_1,
4201   EL_SP_HARDWARE_BASE_2,
4202   EL_SP_HARDWARE_BASE_3,
4203   EL_SP_HARDWARE_BASE_4,
4204
4205   EL_SP_HARDWARE_BASE_5,
4206   EL_SP_HARDWARE_BASE_6,
4207   EL_SP_HARDWARE_YELLOW,
4208   EL_SP_CHIP_TOP,
4209
4210   EL_SP_CHIP_SINGLE,
4211   EL_SP_CHIP_LEFT,
4212   EL_SP_CHIP_RIGHT,
4213   EL_SP_CHIP_BOTTOM,
4214 };
4215 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
4216 static int *editor_el_supaplex_ptr = editor_el_supaplex;
4217 static int num_editor_hl_supaplex = ARRAY_SIZE(editor_hl_supaplex);
4218 static int num_editor_el_supaplex = ARRAY_SIZE(editor_el_supaplex);
4219
4220 static int editor_hl_diamond_caves[] =
4221 {
4222   EL_INTERNAL_CASCADE_DC_ACTIVE,
4223   EL_CHAR('D'),
4224   EL_CHAR('C'),
4225   EL_CHAR('2'),
4226 };
4227
4228 static int editor_el_diamond_caves[] =
4229 {
4230   EL_EM_STEEL_EXIT_CLOSED,      /* DC2 */
4231   EL_EM_STEEL_EXIT_OPEN,        /* DC2 */
4232   EL_WALL_EMERALD,              /* DC2 */
4233   EL_WALL_DIAMOND,              /* DC2 */
4234
4235   EL_PEARL,
4236   EL_CRYSTAL,
4237   EL_WALL_PEARL,
4238   EL_WALL_CRYSTAL,
4239
4240   EL_CONVEYOR_BELT_1_LEFT,
4241   EL_CONVEYOR_BELT_1_MIDDLE,
4242   EL_CONVEYOR_BELT_1_RIGHT,
4243   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
4244
4245   EL_CONVEYOR_BELT_2_LEFT,
4246   EL_CONVEYOR_BELT_2_MIDDLE,
4247   EL_CONVEYOR_BELT_2_RIGHT,
4248   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
4249
4250   EL_CONVEYOR_BELT_3_LEFT,
4251   EL_CONVEYOR_BELT_3_MIDDLE,
4252   EL_CONVEYOR_BELT_3_RIGHT,
4253   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
4254
4255   EL_CONVEYOR_BELT_4_LEFT,
4256   EL_CONVEYOR_BELT_4_MIDDLE,
4257   EL_CONVEYOR_BELT_4_RIGHT,
4258   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
4259
4260   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
4261   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
4262   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
4263   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
4264
4265   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
4266   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
4267   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
4268   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
4269
4270   EL_TIMEGATE_CLOSED,
4271   EL_TIMEGATE_OPEN,
4272   EL_TIMEGATE_SWITCH,
4273   EL_DC_TIMEGATE_SWITCH,
4274
4275   EL_SWITCHGATE_CLOSED,
4276   EL_SWITCHGATE_OPEN,
4277   EL_SWITCHGATE_SWITCH_UP,
4278   EL_SWITCHGATE_SWITCH_DOWN,
4279
4280   EL_LIGHT_SWITCH,
4281   EL_LIGHT_SWITCH_ACTIVE,
4282   EL_DC_SWITCHGATE_SWITCH_UP,
4283   EL_DC_SWITCHGATE_SWITCH_DOWN,
4284
4285   EL_STEEL_EXIT_CLOSED,
4286   EL_STEEL_EXIT_OPEN,
4287   EL_STEELWALL_SLIPPERY,
4288   EL_INVISIBLE_SAND,
4289
4290   EL_QUICKSAND_FAST_EMPTY,
4291   EL_QUICKSAND_FAST_FULL,
4292   EL_LANDMINE,
4293   EL_DC_LANDMINE,
4294
4295   EL_SHIELD_NORMAL,
4296   EL_SHIELD_DEADLY,
4297   EL_EXTRA_TIME,
4298   EL_DC_MAGIC_WALL,
4299
4300   EL_ENVELOPE_1,
4301   EL_ENVELOPE_2,
4302   EL_ENVELOPE_3,
4303   EL_ENVELOPE_4,
4304
4305   EL_SIGN_RADIOACTIVITY,
4306   EL_SIGN_WHEELCHAIR,
4307   EL_SIGN_PARKING,
4308   EL_SIGN_NO_ENTRY,
4309
4310   EL_SIGN_GIVE_WAY,
4311   EL_SIGN_ENTRY_FORBIDDEN,
4312   EL_SIGN_EMERGENCY_EXIT,
4313   EL_SIGN_YIN_YANG,
4314
4315 #if 0
4316   EL_SIGN_SPERMS,
4317   EL_SIGN_BULLET,
4318   EL_SIGN_HEART,
4319   EL_SIGN_CROSS,
4320
4321   EL_SIGN_FRANKIE,
4322   EL_EMPTY,
4323   EL_EMPTY,
4324   EL_EMPTY,
4325
4326   EL_SPERMS,
4327   EL_BULLET,
4328   EL_HEART,
4329   EL_CROSS,
4330
4331   EL_FRANKIE,
4332   EL_EMPTY,
4333   EL_EMPTY,
4334   EL_EMPTY,
4335 #endif
4336
4337   EL_DC_STEELWALL_2_SINGLE,
4338   EL_DC_STEELWALL_2_TOP,
4339   EL_SIGN_EXCLAMATION,
4340   EL_SIGN_STOP,
4341
4342   EL_DC_STEELWALL_2_LEFT,
4343   EL_DC_STEELWALL_2_MIDDLE,
4344   EL_DC_STEELWALL_2_HORIZONTAL,
4345   EL_DC_STEELWALL_2_RIGHT,
4346
4347   EL_DC_STEELWALL_1_TOPLEFT,
4348   EL_DC_STEELWALL_2_VERTICAL,
4349   EL_DC_STEELWALL_1_TOPRIGHT,
4350   EL_DC_GATE_WHITE,
4351
4352   EL_DC_STEELWALL_1_VERTICAL,
4353   EL_DC_STEELWALL_2_BOTTOM,
4354   EL_DC_KEY_WHITE,
4355   EL_DC_GATE_WHITE_GRAY,
4356
4357   EL_DC_STEELWALL_1_BOTTOMLEFT,
4358   EL_DC_STEELWALL_1_HORIZONTAL,
4359   EL_DC_STEELWALL_1_BOTTOMRIGHT,
4360   EL_DC_GATE_FAKE_GRAY,
4361
4362   EL_DC_STEELWALL_1_BOTTOMRIGHT_2,
4363   EL_DC_STEELWALL_1_BOTTOM,
4364   EL_DC_STEELWALL_1_BOTTOMLEFT_2,
4365   EL_EXPANDABLE_STEELWALL_HORIZONTAL,
4366
4367   EL_DC_STEELWALL_1_RIGHT,
4368   EL_EMPTY,
4369   EL_DC_STEELWALL_1_LEFT,
4370   EL_EXPANDABLE_STEELWALL_VERTICAL,
4371
4372   EL_DC_STEELWALL_1_TOPRIGHT_2,
4373   EL_DC_STEELWALL_1_TOP,
4374   EL_DC_STEELWALL_1_TOPLEFT_2,
4375   EL_EXPANDABLE_STEELWALL_ANY,
4376 };
4377 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
4378 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
4379 static int num_editor_hl_diamond_caves = ARRAY_SIZE(editor_hl_diamond_caves);
4380 static int num_editor_el_diamond_caves = ARRAY_SIZE(editor_el_diamond_caves);
4381
4382 static int editor_hl_dx_boulderdash[] =
4383 {
4384   EL_INTERNAL_CASCADE_DX_ACTIVE,
4385   EL_CHAR('D'),
4386   EL_CHAR('X'),
4387   EL_EMPTY,
4388 };
4389
4390 static int editor_el_dx_boulderdash[] =
4391 {
4392   EL_EMPTY,
4393   EL_TUBE_RIGHT_DOWN,
4394   EL_TUBE_HORIZONTAL_DOWN,
4395   EL_TUBE_LEFT_DOWN,
4396
4397   EL_TUBE_HORIZONTAL,
4398   EL_TUBE_VERTICAL_RIGHT,
4399   EL_TUBE_ANY,
4400   EL_TUBE_VERTICAL_LEFT,
4401
4402   EL_TUBE_VERTICAL,
4403   EL_TUBE_RIGHT_UP,
4404   EL_TUBE_HORIZONTAL_UP,
4405   EL_TUBE_LEFT_UP,
4406
4407   EL_TRAP,
4408   EL_DX_SUPABOMB,
4409   EL_EMPTY,
4410   EL_EMPTY
4411 };
4412 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
4413 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
4414 static int num_editor_hl_dx_boulderdash = ARRAY_SIZE(editor_hl_dx_boulderdash);
4415 static int num_editor_el_dx_boulderdash = ARRAY_SIZE(editor_el_dx_boulderdash);
4416
4417 static int editor_hl_mirror_magic[] =
4418 {
4419   EL_INTERNAL_CASCADE_MM_ACTIVE,
4420   EL_CHAR('M'),
4421   EL_CHAR('M'),
4422   EL_EMPTY,
4423 };
4424
4425 static int editor_el_mirror_magic[] =
4426 {
4427   EL_MM_MCDUFFIN_RIGHT,
4428   EL_MM_MCDUFFIN_UP,
4429   EL_MM_MCDUFFIN_LEFT,
4430   EL_MM_MCDUFFIN_DOWN,
4431
4432   EL_MM_MIRROR_START,
4433   EL_MM_MIRROR_FIXED_START,
4434   EL_MM_POLARIZER_START,
4435   EL_MM_POLARIZER_CROSS_START,
4436
4437   EL_MM_TELEPORTER_RED_START,
4438   EL_MM_TELEPORTER_YELLOW_START,
4439   EL_MM_TELEPORTER_GREEN_START,
4440   EL_MM_TELEPORTER_BLUE_START,
4441
4442   EL_MM_PRISM,
4443   EL_MM_FUSE_ACTIVE,
4444   EL_MM_PACMAN_RIGHT,
4445   EL_MM_EXIT_CLOSED,
4446
4447   EL_MM_KETTLE,
4448   EL_MM_BOMB,
4449   EL_MM_KEY,
4450   EL_MM_FUEL_FULL,
4451
4452   EL_MM_LIGHTBULB,
4453   EL_MM_LIGHTBULB_ACTIVE,
4454   EL_MM_GRAY_BALL,
4455   EL_MM_LIGHTBALL,
4456
4457   EL_MM_STEEL_WALL,
4458   EL_MM_WOODEN_WALL,
4459   EL_MM_ICE_WALL,
4460   EL_MM_AMOEBA_WALL,
4461
4462   EL_MM_STEEL_LOCK,
4463   EL_MM_WOODEN_LOCK,
4464   EL_MM_STEEL_BLOCK,
4465   EL_MM_WOODEN_BLOCK,
4466
4467   EL_MM_STEEL_GRID_FIXED_1,
4468   EL_MM_STEEL_GRID_FIXED_2,
4469   EL_MM_STEEL_GRID_FIXED_3,
4470   EL_MM_STEEL_GRID_FIXED_4,
4471
4472   EL_MM_WOODEN_GRID_FIXED_1,
4473   EL_MM_WOODEN_GRID_FIXED_2,
4474   EL_MM_WOODEN_GRID_FIXED_3,
4475   EL_MM_WOODEN_GRID_FIXED_4
4476 };
4477 static int *editor_hl_mirror_magic_ptr = editor_hl_mirror_magic;
4478 static int *editor_el_mirror_magic_ptr = editor_el_mirror_magic;
4479 static int num_editor_hl_mirror_magic = ARRAY_SIZE(editor_hl_mirror_magic);
4480 static int num_editor_el_mirror_magic = ARRAY_SIZE(editor_el_mirror_magic);
4481
4482 static int editor_hl_deflektor[] =
4483 {
4484   EL_INTERNAL_CASCADE_DF_ACTIVE,
4485   EL_CHAR('D'),
4486   EL_CHAR('F'),
4487   EL_EMPTY,
4488 };
4489
4490 static int editor_el_deflektor[] =
4491 {
4492   EL_DF_LASER_RIGHT,
4493   EL_DF_LASER_UP,
4494   EL_DF_LASER_LEFT,
4495   EL_DF_LASER_DOWN,
4496
4497   EL_DF_RECEIVER_RIGHT,
4498   EL_DF_RECEIVER_UP,
4499   EL_DF_RECEIVER_LEFT,
4500   EL_DF_RECEIVER_DOWN,
4501
4502   EL_DF_MIRROR_START,
4503   EL_DF_MIRROR_ROTATING_START,
4504   EL_DF_CELL,
4505   EL_DF_MINE,
4506
4507   EL_DF_FIBRE_OPTIC_RED_1,
4508   EL_DF_FIBRE_OPTIC_YELLOW_1,
4509   EL_DF_FIBRE_OPTIC_GREEN_1,
4510   EL_DF_FIBRE_OPTIC_BLUE_1,
4511
4512   EL_DF_STEEL_GRID_FIXED_START,
4513   EL_DF_STEEL_GRID_ROTATING_START,
4514   EL_DF_WOODEN_GRID_FIXED_START,
4515   EL_DF_WOODEN_GRID_ROTATING_START,
4516
4517   EL_DF_STEEL_WALL,
4518   EL_DF_WOODEN_WALL,
4519   EL_DF_REFRACTOR,
4520   EL_EMPTY
4521 };
4522 static int *editor_hl_deflektor_ptr = editor_hl_deflektor;
4523 static int *editor_el_deflektor_ptr = editor_el_deflektor;
4524 static int num_editor_hl_deflektor = ARRAY_SIZE(editor_hl_deflektor);
4525 static int num_editor_el_deflektor = ARRAY_SIZE(editor_el_deflektor);
4526
4527 static int editor_hl_chars[] =
4528 {
4529   EL_INTERNAL_CASCADE_CHARS_ACTIVE,
4530   EL_CHAR('T'),
4531   EL_CHAR('X'),
4532   EL_CHAR('T'),
4533 };
4534
4535 static int editor_el_chars[] =
4536 {
4537   EL_CHAR(' '),
4538   EL_CHAR('!'),
4539   EL_CHAR('"'),
4540   EL_CHAR('#'),
4541
4542   EL_CHAR('$'),
4543   EL_CHAR('%'),
4544   EL_CHAR('&'),
4545   EL_CHAR('\''),
4546
4547   EL_CHAR('('),
4548   EL_CHAR(')'),
4549   EL_CHAR('*'),
4550   EL_CHAR('+'),
4551
4552   EL_CHAR(','),
4553   EL_CHAR('-'),
4554   EL_CHAR('.'),
4555   EL_CHAR('/'),
4556
4557   EL_CHAR('0'),
4558   EL_CHAR('1'),
4559   EL_CHAR('2'),
4560   EL_CHAR('3'),
4561
4562   EL_CHAR('4'),
4563   EL_CHAR('5'),
4564   EL_CHAR('6'),
4565   EL_CHAR('7'),
4566
4567   EL_CHAR('8'),
4568   EL_CHAR('9'),
4569   EL_CHAR(':'),
4570   EL_CHAR(';'),
4571
4572   EL_CHAR('<'),
4573   EL_CHAR('='),
4574   EL_CHAR('>'),
4575   EL_CHAR('?'),
4576
4577   EL_CHAR('@'),
4578   EL_CHAR('A'),
4579   EL_CHAR('B'),
4580   EL_CHAR('C'),
4581
4582   EL_CHAR('D'),
4583   EL_CHAR('E'),
4584   EL_CHAR('F'),
4585   EL_CHAR('G'),
4586
4587   EL_CHAR('H'),
4588   EL_CHAR('I'),
4589   EL_CHAR('J'),
4590   EL_CHAR('K'),
4591
4592   EL_CHAR('L'),
4593   EL_CHAR('M'),
4594   EL_CHAR('N'),
4595   EL_CHAR('O'),
4596
4597   EL_CHAR('P'),
4598   EL_CHAR('Q'),
4599   EL_CHAR('R'),
4600   EL_CHAR('S'),
4601
4602   EL_CHAR('T'),
4603   EL_CHAR('U'),
4604   EL_CHAR('V'),
4605   EL_CHAR('W'),
4606
4607   EL_CHAR('X'),
4608   EL_CHAR('Y'),
4609   EL_CHAR('Z'),
4610   EL_CHAR('['),
4611
4612   EL_CHAR('\\'),
4613   EL_CHAR(']'),
4614   EL_CHAR('^'),
4615   EL_CHAR('_'),
4616
4617   EL_CHAR(CHAR_BYTE_COPYRIGHT),
4618   EL_CHAR(CHAR_BYTE_UMLAUT_A),
4619   EL_CHAR(CHAR_BYTE_UMLAUT_O),
4620   EL_CHAR(CHAR_BYTE_UMLAUT_U),
4621
4622   EL_CHAR(CHAR_BYTE_DEGREE),
4623   EL_CHAR(CHAR_BYTE_REGISTERED),
4624   EL_CHAR(FONT_ASCII_CURSOR),
4625   EL_CHAR(FONT_ASCII_BUTTON),
4626
4627   EL_CHAR(FONT_ASCII_UP),
4628   EL_CHAR(FONT_ASCII_DOWN),
4629   EL_CHAR(' '),
4630   EL_CHAR(' ')
4631 };
4632 static int *editor_hl_chars_ptr = editor_hl_chars;
4633 static int *editor_el_chars_ptr = editor_el_chars;
4634 static int num_editor_hl_chars = ARRAY_SIZE(editor_hl_chars);
4635 static int num_editor_el_chars = ARRAY_SIZE(editor_el_chars);
4636
4637 static int editor_hl_steel_chars[] =
4638 {
4639   EL_INTERNAL_CASCADE_STEEL_CHARS_ACTIVE,
4640   EL_STEEL_CHAR('T'),
4641   EL_STEEL_CHAR('X'),
4642   EL_STEEL_CHAR('T'),
4643 };
4644
4645 static int editor_el_steel_chars[] =
4646 {
4647   EL_STEEL_CHAR(' '),
4648   EL_STEEL_CHAR('!'),
4649   EL_STEEL_CHAR('"'),
4650   EL_STEEL_CHAR('#'),
4651
4652   EL_STEEL_CHAR('$'),
4653   EL_STEEL_CHAR('%'),
4654   EL_STEEL_CHAR('&'),
4655   EL_STEEL_CHAR('\''),
4656
4657   EL_STEEL_CHAR('('),
4658   EL_STEEL_CHAR(')'),
4659   EL_STEEL_CHAR('*'),
4660   EL_STEEL_CHAR('+'),
4661
4662   EL_STEEL_CHAR(','),
4663   EL_STEEL_CHAR('-'),
4664   EL_STEEL_CHAR('.'),
4665   EL_STEEL_CHAR('/'),
4666
4667   EL_STEEL_CHAR('0'),
4668   EL_STEEL_CHAR('1'),
4669   EL_STEEL_CHAR('2'),
4670   EL_STEEL_CHAR('3'),
4671
4672   EL_STEEL_CHAR('4'),
4673   EL_STEEL_CHAR('5'),
4674   EL_STEEL_CHAR('6'),
4675   EL_STEEL_CHAR('7'),
4676
4677   EL_STEEL_CHAR('8'),
4678   EL_STEEL_CHAR('9'),
4679   EL_STEEL_CHAR(':'),
4680   EL_STEEL_CHAR(';'),
4681
4682   EL_STEEL_CHAR('<'),
4683   EL_STEEL_CHAR('='),
4684   EL_STEEL_CHAR('>'),
4685   EL_STEEL_CHAR('?'),
4686
4687   EL_STEEL_CHAR('@'),
4688   EL_STEEL_CHAR('A'),
4689   EL_STEEL_CHAR('B'),
4690   EL_STEEL_CHAR('C'),
4691
4692   EL_STEEL_CHAR('D'),
4693   EL_STEEL_CHAR('E'),
4694   EL_STEEL_CHAR('F'),
4695   EL_STEEL_CHAR('G'),
4696
4697   EL_STEEL_CHAR('H'),
4698   EL_STEEL_CHAR('I'),
4699   EL_STEEL_CHAR('J'),
4700   EL_STEEL_CHAR('K'),
4701
4702   EL_STEEL_CHAR('L'),
4703   EL_STEEL_CHAR('M'),
4704   EL_STEEL_CHAR('N'),
4705   EL_STEEL_CHAR('O'),
4706
4707   EL_STEEL_CHAR('P'),
4708   EL_STEEL_CHAR('Q'),
4709   EL_STEEL_CHAR('R'),
4710   EL_STEEL_CHAR('S'),
4711
4712   EL_STEEL_CHAR('T'),
4713   EL_STEEL_CHAR('U'),
4714   EL_STEEL_CHAR('V'),
4715   EL_STEEL_CHAR('W'),
4716
4717   EL_STEEL_CHAR('X'),
4718   EL_STEEL_CHAR('Y'),
4719   EL_STEEL_CHAR('Z'),
4720   EL_STEEL_CHAR('['),
4721
4722   EL_STEEL_CHAR('\\'),
4723   EL_STEEL_CHAR(']'),
4724   EL_STEEL_CHAR('^'),
4725   EL_STEEL_CHAR('_'),
4726
4727   EL_STEEL_CHAR(CHAR_BYTE_COPYRIGHT),
4728   EL_STEEL_CHAR(CHAR_BYTE_UMLAUT_A),
4729   EL_STEEL_CHAR(CHAR_BYTE_UMLAUT_O),
4730   EL_STEEL_CHAR(CHAR_BYTE_UMLAUT_U),
4731
4732   EL_STEEL_CHAR(CHAR_BYTE_DEGREE),
4733   EL_STEEL_CHAR(CHAR_BYTE_REGISTERED),
4734   EL_STEEL_CHAR(FONT_ASCII_CURSOR),
4735   EL_STEEL_CHAR(FONT_ASCII_BUTTON),
4736
4737   EL_STEEL_CHAR(FONT_ASCII_UP),
4738   EL_STEEL_CHAR(FONT_ASCII_DOWN),
4739   EL_STEEL_CHAR(' '),
4740   EL_STEEL_CHAR(' ')
4741 };
4742 static int *editor_hl_steel_chars_ptr = editor_hl_steel_chars;
4743 static int *editor_el_steel_chars_ptr = editor_el_steel_chars;
4744 static int num_editor_hl_steel_chars = ARRAY_SIZE(editor_hl_steel_chars);
4745 static int num_editor_el_steel_chars = ARRAY_SIZE(editor_el_steel_chars);
4746
4747 static int editor_hl_custom[] =
4748 {
4749   EL_INTERNAL_CASCADE_CE_ACTIVE,
4750   EL_CHAR('C'),
4751   EL_CHAR('E'),
4752   EL_EMPTY,
4753 };
4754
4755 static int editor_el_custom[] =
4756 {
4757   EL_CUSTOM_START + 0,
4758   EL_CUSTOM_START + 1,
4759   EL_CUSTOM_START + 2,
4760   EL_CUSTOM_START + 3,
4761
4762   EL_CUSTOM_START + 4,
4763   EL_CUSTOM_START + 5,
4764   EL_CUSTOM_START + 6,
4765   EL_CUSTOM_START + 7,
4766
4767   EL_CUSTOM_START + 8,
4768   EL_CUSTOM_START + 9,
4769   EL_CUSTOM_START + 10,
4770   EL_CUSTOM_START + 11,
4771
4772   EL_CUSTOM_START + 12,
4773   EL_CUSTOM_START + 13,
4774   EL_CUSTOM_START + 14,
4775   EL_CUSTOM_START + 15,
4776
4777   EL_CUSTOM_START + 16,
4778   EL_CUSTOM_START + 17,
4779   EL_CUSTOM_START + 18,
4780   EL_CUSTOM_START + 19,
4781
4782   EL_CUSTOM_START + 20,
4783   EL_CUSTOM_START + 21,
4784   EL_CUSTOM_START + 22,
4785   EL_CUSTOM_START + 23,
4786
4787   EL_CUSTOM_START + 24,
4788   EL_CUSTOM_START + 25,
4789   EL_CUSTOM_START + 26,
4790   EL_CUSTOM_START + 27,
4791
4792   EL_CUSTOM_START + 28,
4793   EL_CUSTOM_START + 29,
4794   EL_CUSTOM_START + 30,
4795   EL_CUSTOM_START + 31,
4796
4797   EL_CUSTOM_START + 32,
4798   EL_CUSTOM_START + 33,
4799   EL_CUSTOM_START + 34,
4800   EL_CUSTOM_START + 35,
4801
4802   EL_CUSTOM_START + 36,
4803   EL_CUSTOM_START + 37,
4804   EL_CUSTOM_START + 38,
4805   EL_CUSTOM_START + 39,
4806
4807   EL_CUSTOM_START + 40,
4808   EL_CUSTOM_START + 41,
4809   EL_CUSTOM_START + 42,
4810   EL_CUSTOM_START + 43,
4811
4812   EL_CUSTOM_START + 44,
4813   EL_CUSTOM_START + 45,
4814   EL_CUSTOM_START + 46,
4815   EL_CUSTOM_START + 47,
4816
4817   EL_CUSTOM_START + 48,
4818   EL_CUSTOM_START + 49,
4819   EL_CUSTOM_START + 50,
4820   EL_CUSTOM_START + 51,
4821
4822   EL_CUSTOM_START + 52,
4823   EL_CUSTOM_START + 53,
4824   EL_CUSTOM_START + 54,
4825   EL_CUSTOM_START + 55,
4826
4827   EL_CUSTOM_START + 56,
4828   EL_CUSTOM_START + 57,
4829   EL_CUSTOM_START + 58,
4830   EL_CUSTOM_START + 59,
4831
4832   EL_CUSTOM_START + 60,
4833   EL_CUSTOM_START + 61,
4834   EL_CUSTOM_START + 62,
4835   EL_CUSTOM_START + 63,
4836
4837   EL_CUSTOM_START + 64,
4838   EL_CUSTOM_START + 65,
4839   EL_CUSTOM_START + 66,
4840   EL_CUSTOM_START + 67,
4841
4842   EL_CUSTOM_START + 68,
4843   EL_CUSTOM_START + 69,
4844   EL_CUSTOM_START + 70,
4845   EL_CUSTOM_START + 71,
4846
4847   EL_CUSTOM_START + 72,
4848   EL_CUSTOM_START + 73,
4849   EL_CUSTOM_START + 74,
4850   EL_CUSTOM_START + 75,
4851
4852   EL_CUSTOM_START + 76,
4853   EL_CUSTOM_START + 77,
4854   EL_CUSTOM_START + 78,
4855   EL_CUSTOM_START + 79,
4856
4857   EL_CUSTOM_START + 80,
4858   EL_CUSTOM_START + 81,
4859   EL_CUSTOM_START + 82,
4860   EL_CUSTOM_START + 83,
4861
4862   EL_CUSTOM_START + 84,
4863   EL_CUSTOM_START + 85,
4864   EL_CUSTOM_START + 86,
4865   EL_CUSTOM_START + 87,
4866
4867   EL_CUSTOM_START + 88,
4868   EL_CUSTOM_START + 89,
4869   EL_CUSTOM_START + 90,
4870   EL_CUSTOM_START + 91,
4871
4872   EL_CUSTOM_START + 92,
4873   EL_CUSTOM_START + 93,
4874   EL_CUSTOM_START + 94,
4875   EL_CUSTOM_START + 95,
4876
4877   EL_CUSTOM_START + 96,
4878   EL_CUSTOM_START + 97,
4879   EL_CUSTOM_START + 98,
4880   EL_CUSTOM_START + 99,
4881
4882   EL_CUSTOM_START + 100,
4883   EL_CUSTOM_START + 101,
4884   EL_CUSTOM_START + 102,
4885   EL_CUSTOM_START + 103,
4886
4887   EL_CUSTOM_START + 104,
4888   EL_CUSTOM_START + 105,
4889   EL_CUSTOM_START + 106,
4890   EL_CUSTOM_START + 107,
4891
4892   EL_CUSTOM_START + 108,
4893   EL_CUSTOM_START + 109,
4894   EL_CUSTOM_START + 110,
4895   EL_CUSTOM_START + 111,
4896
4897   EL_CUSTOM_START + 112,
4898   EL_CUSTOM_START + 113,
4899   EL_CUSTOM_START + 114,
4900   EL_CUSTOM_START + 115,
4901
4902   EL_CUSTOM_START + 116,
4903   EL_CUSTOM_START + 117,
4904   EL_CUSTOM_START + 118,
4905   EL_CUSTOM_START + 119,
4906
4907   EL_CUSTOM_START + 120,
4908   EL_CUSTOM_START + 121,
4909   EL_CUSTOM_START + 122,
4910   EL_CUSTOM_START + 123,
4911
4912   EL_CUSTOM_START + 124,
4913   EL_CUSTOM_START + 125,
4914   EL_CUSTOM_START + 126,
4915   EL_CUSTOM_START + 127,
4916
4917   EL_CUSTOM_START + 128,
4918   EL_CUSTOM_START + 129,
4919   EL_CUSTOM_START + 130,
4920   EL_CUSTOM_START + 131,
4921
4922   EL_CUSTOM_START + 132,
4923   EL_CUSTOM_START + 133,
4924   EL_CUSTOM_START + 134,
4925   EL_CUSTOM_START + 135,
4926
4927   EL_CUSTOM_START + 136,
4928   EL_CUSTOM_START + 137,
4929   EL_CUSTOM_START + 138,
4930   EL_CUSTOM_START + 139,
4931
4932   EL_CUSTOM_START + 140,
4933   EL_CUSTOM_START + 141,
4934   EL_CUSTOM_START + 142,
4935   EL_CUSTOM_START + 143,
4936
4937   EL_CUSTOM_START + 144,
4938   EL_CUSTOM_START + 145,
4939   EL_CUSTOM_START + 146,
4940   EL_CUSTOM_START + 147,
4941
4942   EL_CUSTOM_START + 148,
4943   EL_CUSTOM_START + 149,
4944   EL_CUSTOM_START + 150,
4945   EL_CUSTOM_START + 151,
4946
4947   EL_CUSTOM_START + 152,
4948   EL_CUSTOM_START + 153,
4949   EL_CUSTOM_START + 154,
4950   EL_CUSTOM_START + 155,
4951
4952   EL_CUSTOM_START + 156,
4953   EL_CUSTOM_START + 157,
4954   EL_CUSTOM_START + 158,
4955   EL_CUSTOM_START + 159,
4956
4957   EL_CUSTOM_START + 160,
4958   EL_CUSTOM_START + 161,
4959   EL_CUSTOM_START + 162,
4960   EL_CUSTOM_START + 163,
4961
4962   EL_CUSTOM_START + 164,
4963   EL_CUSTOM_START + 165,
4964   EL_CUSTOM_START + 166,
4965   EL_CUSTOM_START + 167,
4966
4967   EL_CUSTOM_START + 168,
4968   EL_CUSTOM_START + 169,
4969   EL_CUSTOM_START + 170,
4970   EL_CUSTOM_START + 171,
4971
4972   EL_CUSTOM_START + 172,
4973   EL_CUSTOM_START + 173,
4974   EL_CUSTOM_START + 174,
4975   EL_CUSTOM_START + 175,
4976
4977   EL_CUSTOM_START + 176,
4978   EL_CUSTOM_START + 177,
4979   EL_CUSTOM_START + 178,
4980   EL_CUSTOM_START + 179,
4981
4982   EL_CUSTOM_START + 180,
4983   EL_CUSTOM_START + 181,
4984   EL_CUSTOM_START + 182,
4985   EL_CUSTOM_START + 183,
4986
4987   EL_CUSTOM_START + 184,
4988   EL_CUSTOM_START + 185,
4989   EL_CUSTOM_START + 186,
4990   EL_CUSTOM_START + 187,
4991
4992   EL_CUSTOM_START + 188,
4993   EL_CUSTOM_START + 189,
4994   EL_CUSTOM_START + 190,
4995   EL_CUSTOM_START + 191,
4996
4997   EL_CUSTOM_START + 192,
4998   EL_CUSTOM_START + 193,
4999   EL_CUSTOM_START + 194,
5000   EL_CUSTOM_START + 195,
5001
5002   EL_CUSTOM_START + 196,
5003   EL_CUSTOM_START + 197,
5004   EL_CUSTOM_START + 198,
5005   EL_CUSTOM_START + 199,
5006
5007   EL_CUSTOM_START + 200,
5008   EL_CUSTOM_START + 201,
5009   EL_CUSTOM_START + 202,
5010   EL_CUSTOM_START + 203,
5011
5012   EL_CUSTOM_START + 204,
5013   EL_CUSTOM_START + 205,
5014   EL_CUSTOM_START + 206,
5015   EL_CUSTOM_START + 207,
5016
5017   EL_CUSTOM_START + 208,
5018   EL_CUSTOM_START + 209,
5019   EL_CUSTOM_START + 210,
5020   EL_CUSTOM_START + 211,
5021
5022   EL_CUSTOM_START + 212,
5023   EL_CUSTOM_START + 213,
5024   EL_CUSTOM_START + 214,
5025   EL_CUSTOM_START + 215,
5026
5027   EL_CUSTOM_START + 216,
5028   EL_CUSTOM_START + 217,
5029   EL_CUSTOM_START + 218,
5030   EL_CUSTOM_START + 219,
5031
5032   EL_CUSTOM_START + 220,
5033   EL_CUSTOM_START + 221,
5034   EL_CUSTOM_START + 222,
5035   EL_CUSTOM_START + 223,
5036
5037   EL_CUSTOM_START + 224,
5038   EL_CUSTOM_START + 225,
5039   EL_CUSTOM_START + 226,
5040   EL_CUSTOM_START + 227,
5041
5042   EL_CUSTOM_START + 228,
5043   EL_CUSTOM_START + 229,
5044   EL_CUSTOM_START + 230,
5045   EL_CUSTOM_START + 231,
5046
5047   EL_CUSTOM_START + 232,
5048   EL_CUSTOM_START + 233,
5049   EL_CUSTOM_START + 234,
5050   EL_CUSTOM_START + 235,
5051
5052   EL_CUSTOM_START + 236,
5053   EL_CUSTOM_START + 237,
5054   EL_CUSTOM_START + 238,
5055   EL_CUSTOM_START + 239,
5056
5057   EL_CUSTOM_START + 240,
5058   EL_CUSTOM_START + 241,
5059   EL_CUSTOM_START + 242,
5060   EL_CUSTOM_START + 243,
5061
5062   EL_CUSTOM_START + 244,
5063   EL_CUSTOM_START + 245,
5064   EL_CUSTOM_START + 246,
5065   EL_CUSTOM_START + 247,
5066
5067   EL_CUSTOM_START + 248,
5068   EL_CUSTOM_START + 249,
5069   EL_CUSTOM_START + 250,
5070   EL_CUSTOM_START + 251,
5071
5072   EL_CUSTOM_START + 252,
5073   EL_CUSTOM_START + 253,
5074   EL_CUSTOM_START + 254,
5075   EL_CUSTOM_START + 255
5076 };
5077 static int *editor_hl_custom_ptr = editor_hl_custom;
5078 static int *editor_el_custom_ptr = editor_el_custom;
5079 static int num_editor_hl_custom = ARRAY_SIZE(editor_hl_custom);
5080 static int num_editor_el_custom = ARRAY_SIZE(editor_el_custom);
5081
5082 static int editor_hl_group[] =
5083 {
5084   EL_INTERNAL_CASCADE_GE_ACTIVE,
5085   EL_CHAR('G'),
5086   EL_CHAR('E'),
5087   EL_EMPTY,
5088 };
5089
5090 static int editor_el_group[] =
5091 {
5092   EL_GROUP_START + 0,
5093   EL_GROUP_START + 1,
5094   EL_GROUP_START + 2,
5095   EL_GROUP_START + 3,
5096
5097   EL_GROUP_START + 4,
5098   EL_GROUP_START + 5,
5099   EL_GROUP_START + 6,
5100   EL_GROUP_START + 7,
5101
5102   EL_GROUP_START + 8,
5103   EL_GROUP_START + 9,
5104   EL_GROUP_START + 10,
5105   EL_GROUP_START + 11,
5106
5107   EL_GROUP_START + 12,
5108   EL_GROUP_START + 13,
5109   EL_GROUP_START + 14,
5110   EL_GROUP_START + 15,
5111
5112   EL_GROUP_START + 16,
5113   EL_GROUP_START + 17,
5114   EL_GROUP_START + 18,
5115   EL_GROUP_START + 19,
5116
5117   EL_GROUP_START + 20,
5118   EL_GROUP_START + 21,
5119   EL_GROUP_START + 22,
5120   EL_GROUP_START + 23,
5121
5122   EL_GROUP_START + 24,
5123   EL_GROUP_START + 25,
5124   EL_GROUP_START + 26,
5125   EL_GROUP_START + 27,
5126
5127   EL_GROUP_START + 28,
5128   EL_GROUP_START + 29,
5129   EL_GROUP_START + 30,
5130   EL_GROUP_START + 31
5131 };
5132 static int *editor_hl_group_ptr = editor_hl_group;
5133 static int *editor_el_group_ptr = editor_el_group;
5134 static int num_editor_hl_group = ARRAY_SIZE(editor_hl_group);
5135 static int num_editor_el_group = ARRAY_SIZE(editor_el_group);
5136
5137 static int editor_hl_reference[] =
5138 {
5139   EL_INTERNAL_CASCADE_REF_ACTIVE,
5140   EL_CHAR('R'),
5141   EL_CHAR('E'),
5142   EL_CHAR('F')
5143 };
5144
5145 static int editor_el_reference[] =
5146 {
5147   EL_TRIGGER_PLAYER,
5148   EL_TRIGGER_ELEMENT,
5149   EL_TRIGGER_CE_VALUE,
5150   EL_TRIGGER_CE_SCORE,
5151
5152   EL_SELF,
5153   EL_ANY_ELEMENT,
5154   EL_CURRENT_CE_VALUE,
5155   EL_CURRENT_CE_SCORE,
5156
5157   EL_PREV_CE_8,
5158   EL_PREV_CE_7,
5159   EL_PREV_CE_6,
5160   EL_PREV_CE_5,
5161
5162   EL_PREV_CE_4,
5163   EL_PREV_CE_3,
5164   EL_PREV_CE_2,
5165   EL_PREV_CE_1,
5166
5167   EL_NEXT_CE_1,
5168   EL_NEXT_CE_2,
5169   EL_NEXT_CE_3,
5170   EL_NEXT_CE_4,
5171
5172   EL_NEXT_CE_5,
5173   EL_NEXT_CE_6,
5174   EL_NEXT_CE_7,
5175   EL_NEXT_CE_8,
5176 };
5177 static int *editor_hl_reference_ptr = editor_hl_reference;
5178 static int *editor_el_reference_ptr = editor_el_reference;
5179 static int num_editor_hl_reference = ARRAY_SIZE(editor_hl_reference);
5180 static int num_editor_el_reference = ARRAY_SIZE(editor_el_reference);
5181
5182 static int editor_hl_user_defined[] =
5183 {
5184   EL_INTERNAL_CASCADE_USER_ACTIVE,
5185   EL_CHAR('M'),
5186   EL_CHAR('Y'),
5187   EL_EMPTY,
5188 };
5189
5190 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
5191 static int *editor_el_user_defined_ptr = NULL;
5192 static int num_editor_hl_user_defined = ARRAY_SIZE(editor_hl_user_defined);
5193 static int num_editor_el_user_defined = 0;
5194
5195 static int editor_hl_dynamic[] =
5196 {
5197   EL_INTERNAL_CASCADE_DYNAMIC_ACTIVE,
5198   EL_CHAR('U'),
5199   EL_CHAR('S'),
5200   EL_CHAR('E'),
5201 };
5202
5203 static int *editor_hl_dynamic_ptr = editor_hl_dynamic;
5204 static int *editor_el_dynamic_ptr = NULL;
5205 static int num_editor_hl_dynamic = ARRAY_SIZE(editor_hl_dynamic);
5206 static int num_editor_el_dynamic = 0;
5207
5208 static int editor_hl_empty[] = { EL_EMPTY };
5209 static int *editor_el_empty = NULL;     /* dynamically allocated */
5210
5211 static int *editor_hl_empty_ptr = editor_hl_empty;
5212 static int *editor_el_empty_ptr = NULL;
5213 static int num_editor_hl_empty = 0;
5214 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
5215
5216 static boolean use_el_empty = FALSE;
5217
5218 static int *editor_elements = NULL;     /* dynamically allocated */
5219 static int num_editor_elements = 0;     /* dynamically determined */
5220
5221 static boolean setup_editor_cascade_never = FALSE;
5222
5223 static boolean setup_editor_el_players                  = TRUE;
5224 static boolean setup_editor_el_boulderdash              = TRUE;
5225 static boolean setup_editor_el_emerald_mine             = TRUE;
5226 static boolean setup_editor_el_emerald_mine_club        = TRUE;
5227 static boolean setup_editor_el_more                     = TRUE;
5228 static boolean setup_editor_el_sokoban                  = TRUE;
5229 static boolean setup_editor_el_supaplex                 = TRUE;
5230 static boolean setup_editor_el_diamond_caves            = TRUE;
5231 static boolean setup_editor_el_dx_boulderdash           = TRUE;
5232 static boolean setup_editor_el_mirror_magic             = TRUE;
5233 static boolean setup_editor_el_deflektor                = TRUE;
5234 static boolean setup_editor_el_chars                    = TRUE;
5235 static boolean setup_editor_el_steel_chars              = TRUE;
5236 static boolean setup_editor_el_custom                   = TRUE;
5237 static boolean setup_editor_el_user_defined             = TRUE;
5238 static boolean setup_editor_el_dynamic                  = TRUE;
5239
5240 static int editor_hl_unused[] = { EL_EMPTY };
5241 static int *editor_hl_unused_ptr = editor_hl_unused;
5242 static int num_editor_hl_unused = 0;
5243
5244 static struct
5245 {
5246   boolean *setup_value;
5247   boolean *setup_cascade_value;
5248
5249   int **headline_list;
5250   int *headline_list_size;
5251
5252   int **element_list;
5253   int *element_list_size;
5254
5255   boolean last_setup_value;
5256 }
5257 editor_elements_info[] =
5258 {
5259   {
5260     &setup_editor_el_players,
5261     &setup_editor_cascade_never,
5262     &editor_hl_unused_ptr,              &num_editor_hl_unused,
5263     &editor_el_players_ptr,             &num_editor_el_players
5264   },
5265   {
5266     &setup_editor_el_boulderdash,
5267     &setup.editor_cascade.el_bd,
5268     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
5269     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
5270   },
5271   {
5272     &setup_editor_el_emerald_mine,
5273     &setup.editor_cascade.el_em,
5274     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
5275     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
5276   },
5277   {
5278     &setup_editor_el_emerald_mine_club,
5279     &setup.editor_cascade.el_emc,
5280     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
5281     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
5282   },
5283   {
5284     &setup_editor_el_more,
5285     &setup.editor_cascade.el_rnd,
5286     &editor_hl_rnd_ptr,                 &num_editor_hl_rnd,
5287     &editor_el_rnd_ptr,                 &num_editor_el_rnd
5288   },
5289   {
5290     &setup_editor_el_sokoban,
5291     &setup.editor_cascade.el_sb,
5292     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
5293     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
5294   },
5295   {
5296     &setup_editor_el_supaplex,
5297     &setup.editor_cascade.el_sp,
5298     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
5299     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
5300   },
5301   {
5302     &setup_editor_el_diamond_caves,
5303     &setup.editor_cascade.el_dc,
5304     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
5305     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
5306   },
5307   {
5308     &setup_editor_el_dx_boulderdash,
5309     &setup.editor_cascade.el_dx,
5310     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
5311     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
5312   },
5313   {
5314     &setup_editor_el_mirror_magic,
5315     &setup.editor_cascade.el_mm,
5316     &editor_hl_mirror_magic_ptr,        &num_editor_hl_mirror_magic,
5317     &editor_el_mirror_magic_ptr,        &num_editor_el_mirror_magic
5318   },
5319   {
5320     &setup_editor_el_deflektor,
5321     &setup.editor_cascade.el_df,
5322     &editor_hl_deflektor_ptr,           &num_editor_hl_deflektor,
5323     &editor_el_deflektor_ptr,           &num_editor_el_deflektor
5324   },
5325   {
5326     &setup_editor_el_chars,
5327     &setup.editor_cascade.el_chars,
5328     &editor_hl_chars_ptr,               &num_editor_hl_chars,
5329     &editor_el_chars_ptr,               &num_editor_el_chars
5330   },
5331   {
5332     &setup_editor_el_steel_chars,
5333     &setup.editor_cascade.el_steel_chars,
5334     &editor_hl_steel_chars_ptr,         &num_editor_hl_steel_chars,
5335     &editor_el_steel_chars_ptr,         &num_editor_el_steel_chars
5336   },
5337   {
5338     &setup_editor_el_custom,
5339     &setup.editor_cascade.el_ce,
5340     &editor_hl_custom_ptr,              &num_editor_hl_custom,
5341     &editor_el_custom_ptr,              &num_editor_el_custom
5342   },
5343   {
5344     &setup_editor_el_custom,
5345     &setup.editor_cascade.el_ge,
5346     &editor_hl_group_ptr,               &num_editor_hl_group,
5347     &editor_el_group_ptr,               &num_editor_el_group
5348   },
5349   {
5350     &setup_editor_el_custom,
5351     &setup.editor_cascade.el_ref,
5352     &editor_hl_reference_ptr,           &num_editor_hl_reference,
5353     &editor_el_reference_ptr,           &num_editor_el_reference
5354   },
5355   {
5356     &setup_editor_el_user_defined,
5357     &setup.editor_cascade.el_user,
5358     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
5359     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
5360   },
5361   {
5362     &setup_editor_el_dynamic,
5363     &setup.editor_cascade.el_dynamic,
5364     &editor_hl_dynamic_ptr,             &num_editor_hl_dynamic,
5365     &editor_el_dynamic_ptr,             &num_editor_el_dynamic,
5366   },
5367   {
5368     &use_el_empty,
5369     &use_el_empty,
5370     &editor_hl_empty_ptr,               &num_editor_hl_empty,
5371     &editor_el_empty_ptr,               &num_editor_el_empty,
5372   },
5373   {
5374     NULL,
5375     NULL,
5376     NULL,                               NULL,
5377     NULL,                               NULL
5378   }
5379 };
5380
5381
5382 /*
5383   -----------------------------------------------------------------------------
5384   functions
5385   -----------------------------------------------------------------------------
5386 */
5387
5388 static int getMaxInfoTextLength()
5389 {
5390   return (SXSIZE / getFontWidth(INFOTEXT_FONT));
5391 }
5392
5393 static int getTextWidthForGadget(char *text)
5394 {
5395   if (text == NULL)
5396     return 0;
5397
5398   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
5399 }
5400
5401 static int getTextWidthForDrawingArea(char *text)
5402 {
5403   if (text == NULL)
5404     return 0;
5405
5406   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
5407 }
5408
5409 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
5410 {
5411   return (gi->x + gi->width + getTextWidthForGadget(text));
5412 }
5413
5414 static char *getElementInfoText(int element)
5415 {
5416   char *info_text = NULL;
5417
5418   if (element < MAX_NUM_ELEMENTS)
5419   {
5420     if (strlen(element_info[element].description) > 0)
5421       info_text = element_info[element].description;
5422     else if (element_info[element].custom_description != NULL)
5423       info_text = element_info[element].custom_description;
5424     else if (element_info[element].editor_description != NULL)
5425       info_text = element_info[element].editor_description;
5426   }
5427
5428   if (info_text == NULL)
5429     info_text = INFOTEXT_UNKNOWN_ELEMENT;
5430
5431   return info_text;
5432 }
5433
5434 static char *getElementDescriptionFilenameExt(char *basename)
5435 {
5436   char *elements_subdir = "elements";
5437   static char *elements_subdir2 = NULL;
5438   static char *filename = NULL;
5439
5440   if (elements_subdir2 == NULL)
5441     elements_subdir2 = getPath2(DOCS_DIRECTORY, elements_subdir);
5442
5443   checked_free(filename);
5444
5445   /* 1st try: look for element description in current level set directory */
5446   filename = getPath3(getCurrentLevelDir(), elements_subdir2, basename);
5447   if (fileExists(filename))
5448     return filename;
5449
5450   free(filename);
5451
5452   /* 2nd try: look for element description in the game's base directory */
5453   filename = getPath3(options.docs_directory, elements_subdir, basename);
5454   if (fileExists(filename))
5455     return filename;
5456
5457   return NULL;
5458 }
5459
5460 char *getElementDescriptionFilename(int element)
5461 {
5462   char basename[MAX_FILENAME_LEN];
5463   char *filename;
5464
5465   /* 1st try: look for element description file for exactly this element */
5466   sprintf(basename, "%s.txt", element_info[element].token_name);
5467   filename = getElementDescriptionFilenameExt(basename);
5468   if (filename != NULL)
5469     return filename;
5470
5471   /* 2nd try: look for element description file for this element's class */
5472   sprintf(basename, "%s.txt", element_info[element].class_name);
5473   filename = getElementDescriptionFilenameExt(basename);
5474   if (filename != NULL)
5475     return filename;
5476
5477   return NULL;
5478 }
5479
5480 static boolean suppressBorderElement()
5481 {
5482   return (level.game_engine_type == GAME_ENGINE_TYPE_MM &&
5483           lev_fieldx <= MAX_ED_FIELDX &&
5484           lev_fieldy <= MAX_ED_FIELDY);
5485 }
5486
5487 static void InitDynamicEditorElementList(int **elements, int *num_elements)
5488 {
5489   boolean element_found[NUM_FILE_ELEMENTS];
5490   int i, x, y;
5491
5492   /* initialize list of used elements to "not used" */
5493   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5494     element_found[i] = FALSE;
5495
5496   /* find all elements used in current level */
5497   for (y = 0; y < lev_fieldy; y++)
5498     for (x = 0; x < lev_fieldx; x++)
5499       if (Feld[x][y] < NUM_FILE_ELEMENTS)       /* should always be true */
5500         element_found[Feld[x][y]] = TRUE;
5501
5502   *num_elements = 0;
5503
5504   /* count number of elements used in current level */
5505   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5506     if (element_found[i])
5507       (*num_elements)++;
5508
5509   /* add space for up to 3 more elements for padding that may be needed */
5510   *num_elements += 3;
5511
5512   /* free memory for old list of elements, if needed */
5513   checked_free(*elements);
5514
5515   /* allocate memory for new list of elements */
5516   *elements = checked_malloc(*num_elements * sizeof(int));
5517
5518   *num_elements = 0;
5519
5520   /* add all elements used in current level (non-custom/group elements) */
5521   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5522     if (element_found[i] && !(IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
5523       (*elements)[(*num_elements)++] = i;
5524
5525   /* add all elements used in current level (custom/group elements) */
5526   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5527     if (element_found[i] && (IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
5528       (*elements)[(*num_elements)++] = i;
5529
5530   while (*num_elements % 4)     /* pad with empty elements, if needed */
5531     (*elements)[(*num_elements)++] = EL_EMPTY;
5532 }
5533
5534 static void ReinitializeElementList_EnableSections()
5535 {
5536   /* default: enable all element sections */
5537
5538   setup_editor_el_players               = TRUE;
5539   setup_editor_el_boulderdash           = TRUE;
5540   setup_editor_el_emerald_mine          = TRUE;
5541   setup_editor_el_emerald_mine_club     = TRUE;
5542   setup_editor_el_more                  = TRUE;
5543   setup_editor_el_sokoban               = TRUE;
5544   setup_editor_el_supaplex              = TRUE;
5545   setup_editor_el_diamond_caves         = TRUE;
5546   setup_editor_el_dx_boulderdash        = TRUE;
5547   setup_editor_el_mirror_magic          = TRUE;
5548   setup_editor_el_deflektor             = TRUE;
5549   setup_editor_el_chars                 = TRUE;
5550   setup_editor_el_steel_chars           = TRUE;
5551
5552   setup_editor_el_custom                = TRUE;
5553   setup_editor_el_user_defined          = TRUE;
5554   setup_editor_el_dynamic               = TRUE;
5555
5556   /* now disable all element sections not to be displayed */
5557
5558   if (!setup.editor.el_classic)
5559   {
5560     setup_editor_el_players             = FALSE;
5561     setup_editor_el_boulderdash         = FALSE;
5562     setup_editor_el_emerald_mine        = FALSE;
5563     setup_editor_el_emerald_mine_club   = FALSE;
5564     setup_editor_el_more                = FALSE;
5565     setup_editor_el_sokoban             = FALSE;
5566     setup_editor_el_supaplex            = FALSE;
5567     setup_editor_el_diamond_caves       = FALSE;
5568     setup_editor_el_dx_boulderdash      = FALSE;
5569     setup_editor_el_mirror_magic        = FALSE;
5570     setup_editor_el_deflektor           = FALSE;
5571     setup_editor_el_chars               = FALSE;
5572     setup_editor_el_steel_chars         = FALSE;
5573   }
5574
5575   if (!setup.editor.el_custom)
5576   {
5577     setup_editor_el_custom              = FALSE;
5578   }
5579
5580   if (!setup.editor.el_user_defined)
5581   {
5582     setup_editor_el_user_defined        = FALSE;
5583   }
5584
5585   if (!setup.editor.el_dynamic)
5586   {
5587     setup_editor_el_dynamic             = FALSE;
5588   }
5589
5590   if (level.game_engine_type == GAME_ENGINE_TYPE_RND)
5591   {
5592     setup_editor_el_mirror_magic        = FALSE;
5593     setup_editor_el_deflektor           = FALSE;
5594   }
5595   else if (level.game_engine_type == GAME_ENGINE_TYPE_EM)
5596   {
5597     setup_editor_el_boulderdash         = FALSE;
5598     setup_editor_el_more                = FALSE;
5599     setup_editor_el_sokoban             = FALSE;
5600     setup_editor_el_supaplex            = FALSE;
5601     setup_editor_el_diamond_caves       = FALSE;
5602     setup_editor_el_dx_boulderdash      = FALSE;
5603     setup_editor_el_mirror_magic        = FALSE;
5604     setup_editor_el_deflektor           = FALSE;
5605     setup_editor_el_steel_chars         = FALSE;
5606
5607     setup_editor_el_custom              = FALSE;
5608   }
5609   else if (level.game_engine_type == GAME_ENGINE_TYPE_SP)
5610   {
5611     setup_editor_el_players             = FALSE;
5612     setup_editor_el_boulderdash         = FALSE;
5613     setup_editor_el_emerald_mine        = FALSE;
5614     setup_editor_el_emerald_mine_club   = FALSE;
5615     setup_editor_el_more                = FALSE;
5616     setup_editor_el_sokoban             = FALSE;
5617     setup_editor_el_diamond_caves       = FALSE;
5618     setup_editor_el_dx_boulderdash      = FALSE;
5619     setup_editor_el_mirror_magic        = FALSE;
5620     setup_editor_el_deflektor           = FALSE;
5621     setup_editor_el_chars               = FALSE;
5622     setup_editor_el_steel_chars         = FALSE;
5623
5624     setup_editor_el_custom              = FALSE;
5625   }
5626   else if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
5627   {
5628     setup_editor_el_players             = FALSE;
5629     setup_editor_el_boulderdash         = FALSE;
5630     setup_editor_el_emerald_mine        = FALSE;
5631     setup_editor_el_emerald_mine_club   = FALSE;
5632     setup_editor_el_more                = FALSE;
5633     setup_editor_el_sokoban             = FALSE;
5634     setup_editor_el_supaplex            = FALSE;
5635     setup_editor_el_diamond_caves       = FALSE;
5636     setup_editor_el_dx_boulderdash      = FALSE;
5637     setup_editor_el_steel_chars         = FALSE;
5638
5639     setup_editor_el_custom              = FALSE;
5640   }
5641 }
5642
5643 static void ReinitializeElementList()
5644 {
5645   static boolean initialization_needed = TRUE;
5646   int pos = 0;
5647   int i, j;
5648
5649   ReinitializeElementList_EnableSections();
5650
5651   if (initialization_needed)
5652   {
5653     LoadSetup_EditorCascade();          /* load last editor cascade state */
5654
5655     /* initialize editor cascade element from saved cascade state */
5656     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5657     {
5658       int *cascade_element = &(*editor_elements_info[i].headline_list)[0];
5659       boolean cascade_value = *editor_elements_info[i].setup_cascade_value;
5660
5661       if (IS_EDITOR_CASCADE(*cascade_element))
5662         *cascade_element =
5663           (cascade_value ? EL_CASCADE_ACTIVE(*cascade_element) :
5664            EL_CASCADE_INACTIVE(*cascade_element));
5665     }
5666
5667     initialization_needed = FALSE;
5668   }
5669
5670   checked_free(editor_elements);
5671
5672   /* reload optional user defined element list for each invocation of editor */
5673   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
5674                                    &num_editor_el_user_defined);
5675
5676   /* initialize dynamic level element list for each invocation of editor */
5677   InitDynamicEditorElementList(&editor_el_dynamic_ptr,
5678                                &num_editor_el_dynamic);
5679
5680   /* initialize list of empty elements (used for padding, if needed) */
5681   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5682     editor_el_empty[i] = EL_EMPTY;
5683
5684   /* do some sanity checks for each element from element list */
5685   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5686   {
5687     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5688     {
5689       int element = (*editor_elements_info[i].element_list)[j];
5690
5691       if (element >= NUM_FILE_ELEMENTS)
5692         Error(ERR_WARN, "editor element %d is runtime element", element);
5693
5694       if (strEqual(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT))
5695         Error(ERR_WARN, "no element description text for element %d", element);
5696     }
5697   }
5698
5699   num_editor_elements = 0;
5700   use_el_empty = FALSE;
5701
5702   /* determine size of element list */
5703   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5704   {
5705     boolean found_inactive_cascade = FALSE;
5706
5707     if (*editor_elements_info[i].setup_value)
5708     {
5709       if (setup.editor.el_headlines)
5710       {
5711         // required for correct padding of palette headline buttons
5712         if (*editor_elements_info[i].headline_list_size > 0)
5713           num_editor_elements += editor.palette.cols;
5714
5715         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5716         {
5717           int element = (*editor_elements_info[i].headline_list)[j];
5718
5719           if (IS_EDITOR_CASCADE_INACTIVE(element))
5720             found_inactive_cascade = TRUE;
5721         }
5722       }
5723
5724       if (found_inactive_cascade)
5725         continue;
5726
5727       // required for correct padding of palette element buttons
5728       int element_list_size = *editor_elements_info[i].element_list_size;
5729       int element_rows =
5730         (element_list_size + editor.palette.cols - 1) / editor.palette.cols;
5731       int element_buttons = editor.palette.cols * element_rows;
5732
5733       num_editor_elements += element_buttons;
5734     }
5735   }
5736
5737   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
5738   {
5739     /* offer at least as many elements as element buttons exist */
5740     use_el_empty = TRUE;
5741     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
5742
5743     num_editor_elements += num_editor_el_empty;
5744   }
5745   else
5746   {
5747     num_editor_el_empty = 0;
5748   }
5749
5750   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
5751
5752   /* fill element list */
5753   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5754   {
5755     boolean found_inactive_cascade = FALSE;
5756
5757     if (*editor_elements_info[i].setup_value)
5758     {
5759       if (setup.editor.el_headlines)
5760       {
5761         // required for correct padding of palette headline buttons
5762         int headline_size = (*editor_elements_info[i].headline_list_size > 0 ?
5763                              editor.palette.cols : 0);
5764
5765         for (j = 0; j < headline_size; j++)
5766         {
5767           // use empty elements for padding of palette headline buttons
5768           int element = (j < *editor_elements_info[i].headline_list_size ?
5769                          (*editor_elements_info[i].headline_list)[j] :
5770                          editor_el_empty[0]);
5771
5772           editor_elements[pos++] = element;
5773
5774           if (IS_EDITOR_CASCADE_INACTIVE(element))
5775             found_inactive_cascade = TRUE;
5776         }
5777       }
5778
5779       if (found_inactive_cascade)
5780         continue;
5781
5782       // required for correct padding of palette element buttons
5783       int element_list_size = *editor_elements_info[i].element_list_size;
5784       int element_rows =
5785         (element_list_size + editor.palette.cols - 1) / editor.palette.cols;
5786       int element_buttons = editor.palette.cols * element_rows;
5787
5788       // copy all elements from element list
5789       for (j = 0; j < element_list_size; j++)
5790         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
5791
5792       // use empty elements for padding of palette element buttons
5793       for (j = 0; j < element_buttons - element_list_size; j++)
5794         editor_elements[pos++] = editor_el_empty[0];
5795     }
5796   }
5797
5798   /* (this function is also called before editor gadgets are initialized!) */
5799   AdjustElementListScrollbar();
5800 }
5801
5802 void PrintEditorElementList()
5803 {
5804   boolean *stop = &setup_editor_el_user_defined;
5805   int i, j;
5806
5807   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
5808   {
5809     int cascade_element = (*editor_elements_info[i].headline_list)[0];
5810
5811     if (IS_EDITOR_CASCADE(cascade_element))
5812     {
5813       int cascade_element_show = EL_CASCADE_INACTIVE(cascade_element);
5814       char *headline = element_info[cascade_element_show].editor_description;
5815
5816       PrintLineWithPrefix("# ", "-", 77);
5817       Print("# %s\n", headline);
5818       PrintLineWithPrefix("# ", "-", 77);
5819     }
5820
5821     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5822     {
5823       int element = (*editor_elements_info[i].headline_list)[j];
5824
5825       if (IS_EDITOR_CASCADE(element))
5826         element = EL_CHAR_MINUS;
5827
5828       Print("# %s\n", element_info[element].token_name);
5829     }
5830
5831     if (j > 0)
5832       Print("#\n");
5833
5834     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5835     {
5836       int element = (*editor_elements_info[i].element_list)[j];
5837
5838       Print("# %s\n", element_info[element].token_name);
5839     }
5840
5841     if (j > 0)
5842       Print("#\n");
5843   }
5844 }
5845
5846 static void ReinitializeElementListButtons()
5847 {
5848   static boolean last_setup_value_headlines = FALSE;
5849   static boolean initialization_needed = TRUE;
5850   int i;
5851
5852   if (!initialization_needed)   /* check if editor element setup has changed */
5853   {
5854     if (last_setup_value_headlines != setup.editor.el_headlines)
5855       initialization_needed = TRUE;
5856
5857     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5858       if (editor_elements_info[i].last_setup_value !=
5859           *editor_elements_info[i].setup_value)
5860         initialization_needed = TRUE;
5861   }
5862
5863   if (!initialization_needed)
5864     return;
5865
5866   FreeLevelEditorGadgets();
5867   CreateLevelEditorGadgets();
5868
5869   /* store current setup values for next invocation of this function */
5870   last_setup_value_headlines = setup.editor.el_headlines;
5871   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5872     editor_elements_info[i].last_setup_value =
5873       *editor_elements_info[i].setup_value;
5874
5875   initialization_needed = FALSE;
5876 }
5877
5878 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
5879                               boolean input)
5880 {
5881   int border_graphic =
5882     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
5883   struct GraphicInfo *g = &graphic_info[border_graphic];
5884   Bitmap *src_bitmap = g->bitmap;
5885   int src_x = g->src_x;
5886   int src_y = g->src_y;
5887   int border_size = g->border_size;
5888   int border_xpos = g->width  - border_size;
5889   int border_ypos = g->height - border_size;
5890   int tilesize = ED_DRAWINGAREA_TILE_SIZE;
5891   int i;
5892
5893   BlitBitmap(src_bitmap, drawto, src_x, src_y,
5894              border_size, border_size,
5895              dest_x - border_size, dest_y - border_size);
5896   BlitBitmap(src_bitmap, drawto, src_x + border_xpos, src_y,
5897              border_size, border_size,
5898              dest_x + width, dest_y - border_size);
5899   BlitBitmap(src_bitmap, drawto, src_x, src_y + border_ypos,
5900              border_size, border_size,
5901              dest_x - border_size, dest_y + height);
5902   BlitBitmap(src_bitmap, drawto, src_x + border_xpos, src_y + border_ypos,
5903              border_size, border_size,
5904              dest_x + width, dest_y + height);
5905
5906   for (i = 0; i < width / tilesize; i++)
5907   {
5908     BlitBitmap(src_bitmap, drawto, src_x + border_size, src_y,
5909                tilesize, border_size,
5910                dest_x + i * tilesize, dest_y - border_size);
5911     BlitBitmap(src_bitmap, drawto, src_x + border_size, src_y + border_ypos,
5912                tilesize, border_size,
5913                dest_x + i * tilesize, dest_y + height);
5914   }
5915
5916   for (i = 0; i < height / tilesize; i++)
5917   {
5918     BlitBitmap(src_bitmap, drawto, src_x, src_y + border_size,
5919                border_size, tilesize,
5920                dest_x - border_size, dest_y + i * tilesize);
5921     BlitBitmap(src_bitmap, drawto, src_x + border_xpos, src_y + border_size,
5922                border_size, tilesize,
5923                dest_x + width, dest_y + i * tilesize);
5924   }
5925
5926   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
5927 }
5928
5929 static void DrawEditorLevelBorderLine(int x, int y, int xsize, int ysize)
5930 {
5931   int xsize_tile = MAX(ed_tilesize, xsize);
5932   int ysize_tile = MAX(ed_tilesize, ysize);
5933   int xsize_full = xsize + 1;
5934   int ysize_full = ysize + 1;
5935   int xsize_thin = (xsize < ed_tilesize ? 1 : xsize);
5936   int ysize_thin = (ysize < ed_tilesize ? 1 : ysize);
5937   Pixel line_color = getTabulatorBarColor();
5938
5939   if (line_color == BLACK_PIXEL)                /* black => transparent */
5940     return;
5941
5942   FillRectangle(drawto, SX + x, SY + y, xsize_tile, ysize_tile, BLACK_PIXEL);
5943   FillRectangle(drawto, SX + x, SY + y, xsize_full, ysize_full, line_color);
5944   FillRectangle(drawto, SX + x, SY + y, xsize_thin, ysize_thin, BLACK_PIXEL);
5945 }
5946
5947 static void DrawEditorLevelBorderLinesIfNeeded()
5948 {
5949   int xsize = lev_fieldx * ed_tilesize;
5950   int ysize = lev_fieldy * ed_tilesize;
5951   int line_size = getTabulatorBarHeight();
5952
5953   if (!suppressBorderElement())
5954     return;
5955
5956   /* draw little border line around editable level playfield */
5957
5958   if (xsize < SXSIZE)
5959     DrawEditorLevelBorderLine(xsize, 0, line_size, ysize);
5960
5961   if (ysize < SYSIZE)
5962     DrawEditorLevelBorderLine(0, ysize, xsize, line_size);
5963
5964   if (xsize < SXSIZE && ysize < SYSIZE)
5965     DrawEditorLevelBorderLine(xsize, ysize, line_size, line_size);
5966 }
5967
5968 static void DrawEditorElement(int x, int y, int element)
5969 {
5970   DrawSizedElement(x, y, element, ed_tilesize);
5971 }
5972
5973 static void DrawEditorElementThruMask(int x, int y, int element)
5974 {
5975   DrawSizedElementThruMask(x, y, element, ed_tilesize);
5976 }
5977
5978 static void DrawEditorElementOrWall(int x, int y, int scroll_x, int scroll_y)
5979 {
5980   DrawSizedElementOrWall(x, y, scroll_x, scroll_y, ed_tilesize);
5981 }
5982
5983 static void DrawEditorLevel(int size_x, int size_y, int scroll_x, int scroll_y)
5984 {
5985   DrawSizedLevel(size_x, size_y, scroll_x, scroll_y, ed_tilesize);
5986   DrawEditorLevelBorderLinesIfNeeded();
5987 }
5988
5989 static void DrawDrawingArea(int id)
5990 {
5991   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5992   int x, y;
5993
5994   int *value = drawingarea_info[id].value;
5995   int area_xsize = drawingarea_info[id].area_xsize;
5996   int area_ysize = drawingarea_info[id].area_ysize;
5997   int tilesize = ED_DRAWINGAREA_TILE_SIZE;
5998
5999   for (x = 0; x < area_xsize; x++)
6000     for (y = 0; y < area_ysize; y++)
6001       DrawSizedGraphicExt(drawto,
6002                           gi->x + x * tilesize,
6003                           gi->y + y * tilesize,
6004                           el2edimg(value[x * area_ysize + y]), 0, tilesize);
6005 }
6006
6007 static void ScrollEditorLevel(int from_x, int from_y, int scroll)
6008 {
6009   int x, y;
6010   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
6011   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
6012
6013   BlitBitmap(drawto, drawto,
6014              SX + (dx == -1 ? ed_tilesize : 0),
6015              SY + (dy == -1 ? ed_tilesize : 0),
6016              (ed_fieldx * ed_tilesize) - (dx != 0 ? ed_tilesize : 0),
6017              (ed_fieldy * ed_tilesize) - (dy != 0 ? ed_tilesize : 0),
6018              SX + (dx == +1 ? ed_tilesize : 0),
6019              SY + (dy == +1 ? ed_tilesize : 0));
6020
6021   if (dx)
6022   {
6023     x = (dx == 1 ? 0 : ed_fieldx - 1);
6024     for (y = 0; y < ed_fieldy; y++)
6025       DrawEditorElementOrWall(x, y, from_x, from_y);
6026   }
6027   else if (dy)
6028   {
6029     y = (dy == 1 ? 0 : ed_fieldy - 1);
6030     for (x = 0; x < ed_fieldx; x++)
6031       DrawEditorElementOrWall(x, y, from_x, from_y);
6032   }
6033
6034   redraw_mask |= REDRAW_FIELD;
6035   BackToFront();
6036 }
6037
6038 void getEditorGraphicSource(int element, int tile_size, Bitmap **bitmap,
6039                             int *x, int *y)
6040 {
6041   getSizedGraphicSource(el2edimg(element), 0, tile_size, bitmap, x, y);
6042 }
6043
6044 static void CreateControlButtons()
6045 {
6046   struct GadgetInfo *gi;
6047   int i;
6048
6049   /* create toolbox buttons */
6050   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
6051   {
6052     int id = controlbutton_info[i].gadget_id;
6053     int type = controlbutton_info[i].gadget_type;
6054     int graphic = controlbutton_info[i].graphic;
6055     struct XYTileSize *pos = controlbutton_info[i].pos;
6056     struct GraphicInfo *gd = &graphic_info[graphic];
6057     Bitmap *deco_bitmap = NULL;
6058     int deco_x = 0, deco_y = 0, deco_xpos = 0, deco_ypos = 0;
6059     int tile_size = 0, deco_shift = 0;
6060     boolean deco_masked = FALSE;
6061     int gd_x1 = gd->src_x;
6062     int gd_y1 = gd->src_y;
6063     int gd_x2 = gd->src_x + gd->pressed_xoffset;
6064     int gd_y2 = gd->src_y + gd->pressed_yoffset;
6065     int gd_x1a = gd->src_x + gd->active_xoffset;
6066     int gd_y1a = gd->src_y + gd->active_yoffset;
6067     int gd_x2a = gd->src_x + gd->active_xoffset + gd->pressed_xoffset;
6068     int gd_y2a = gd->src_y + gd->active_yoffset + gd->pressed_yoffset;
6069     int x = pos->x;
6070     int y = pos->y;
6071     unsigned int event_mask;
6072     int radio_button_nr = RADIO_NR_NONE;
6073     boolean checked = FALSE;
6074
6075     if (type == GD_TYPE_RADIO_BUTTON)
6076     {
6077       event_mask = GD_EVENT_PRESSED;
6078       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
6079
6080       if (id == drawing_function)
6081         checked = TRUE;
6082     }
6083     else
6084     {
6085       if (id == GADGET_ID_WRAP_LEFT ||
6086           id == GADGET_ID_WRAP_RIGHT ||
6087           id == GADGET_ID_WRAP_UP ||
6088           id == GADGET_ID_WRAP_DOWN)
6089         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
6090       else
6091         event_mask = GD_EVENT_RELEASED;
6092     }
6093
6094     if (id == GADGET_ID_PROPERTIES ||
6095         id == GADGET_ID_PALETTE)
6096     {
6097       x += DX;
6098       y += DY;
6099     }
6100     else if (id == GADGET_ID_ELEMENT_LEFT ||
6101              id == GADGET_ID_ELEMENT_MIDDLE ||
6102              id == GADGET_ID_ELEMENT_RIGHT)
6103     {
6104       x += DX;
6105       y += DY;
6106
6107       int element = (id == GADGET_ID_ELEMENT_LEFT   ? new_element1 :
6108                      id == GADGET_ID_ELEMENT_MIDDLE ? new_element2 :
6109                      id == GADGET_ID_ELEMENT_RIGHT  ? new_element3 : EL_EMPTY);
6110
6111       tile_size = BUTTON_TILE_SIZE(id == GADGET_ID_ELEMENT_LEFT ?
6112                                    editor.button.element_left.tile_size :
6113                                    id == GADGET_ID_ELEMENT_MIDDLE ?
6114                                    editor.button.element_middle.tile_size :
6115                                    id == GADGET_ID_ELEMENT_RIGHT ?
6116                                    editor.button.element_right.tile_size : 0);
6117
6118       // make sure that decoration does not overlap gadget border
6119       tile_size = MIN(tile_size, MIN(gd->width, gd->height));
6120
6121       getEditorGraphicSource(element, tile_size, &deco_bitmap, &deco_x,&deco_y);
6122
6123       deco_xpos = (gd->width  - tile_size) / 2;
6124       deco_ypos = (gd->height - tile_size) / 2;
6125       deco_shift = 1;
6126       deco_masked = gd->draw_masked;
6127     }
6128     else
6129     {
6130       x += EX;
6131       y += EY;
6132     }
6133
6134     gi = CreateGadget(GDI_CUSTOM_ID, id,
6135                       GDI_CUSTOM_TYPE_ID, i,
6136                       GDI_IMAGE_ID, graphic,
6137                       GDI_INFO_TEXT, controlbutton_info[i].infotext,
6138                       GDI_X, x,
6139                       GDI_Y, y,
6140                       GDI_WIDTH, gd->width,
6141                       GDI_HEIGHT, gd->height,
6142                       GDI_TYPE, type,
6143                       GDI_STATE, GD_BUTTON_UNPRESSED,
6144                       GDI_RADIO_NR, radio_button_nr,
6145                       GDI_CHECKED, checked,
6146                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6147                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6148                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
6149                       GDI_ALT_DESIGN_PRESSED, gd->bitmap, gd_x2a, gd_y2a,
6150                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
6151                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
6152                       GDI_DECORATION_SIZE, tile_size, tile_size,
6153                       GDI_DECORATION_SHIFTING, deco_shift, deco_shift,
6154                       GDI_DECORATION_MASKED, deco_masked,
6155                       GDI_EVENT_MASK, event_mask,
6156                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6157                       GDI_CALLBACK_ACTION, HandleControlButtons,
6158                       GDI_END);
6159
6160     if (gi == NULL)
6161       Error(ERR_EXIT, "cannot create gadget");
6162
6163     level_editor_gadget[id] = gi;
6164   }
6165
6166   /* these values are not constant, but can change at runtime */
6167   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_UP].x    = ED_SCROLL_UP_XPOS;
6168   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_UP].y    = ED_SCROLL_UP_YPOS;
6169   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].x  = ED_SCROLL_DOWN_XPOS;
6170   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].y  = ED_SCROLL_DOWN_YPOS;
6171   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_LEFT].x  = ED_SCROLL_LEFT_XPOS;
6172   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_LEFT].y  = ED_SCROLL_LEFT_YPOS;
6173   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].x = ED_SCROLL_RIGHT_XPOS;
6174   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].y = ED_SCROLL_RIGHT_YPOS;
6175   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_UP].x    = ED_SCROLL2_UP_XPOS;
6176   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_UP].y    = ED_SCROLL2_UP_YPOS;
6177   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_DOWN].x  = ED_SCROLL2_DOWN_XPOS;
6178   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_DOWN].y  = ED_SCROLL2_DOWN_YPOS;
6179
6180   /* create buttons for scrolling of drawing area and element list */
6181   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
6182   {
6183     int id = scrollbutton_info[i].gadget_id;
6184     int graphic = scrollbutton_info[i].graphic;
6185     struct GraphicInfo *gd = &graphic_info[graphic];
6186     Bitmap *gd_bitmap = gd->bitmap;
6187     int gd_x1 = gd->src_x;
6188     int gd_y1 = gd->src_y;
6189     int gd_x2 = gd->src_x + gd->pressed_xoffset;
6190     int gd_y2 = gd->src_y + gd->pressed_yoffset;
6191     int width  = gd->width;
6192     int height = gd->height;
6193     int x = scrollbutton_pos[i].x;
6194     int y = scrollbutton_pos[i].y;
6195     unsigned int event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
6196
6197     if (id == GADGET_ID_SCROLL_LIST_UP ||
6198         id == GADGET_ID_SCROLL_LIST_DOWN)
6199     {
6200       x += PX;
6201       y += PY;
6202     }
6203     else
6204     {
6205       x += SX;
6206       y += SY;
6207     }
6208
6209     gi = CreateGadget(GDI_CUSTOM_ID, id,
6210                       GDI_CUSTOM_TYPE_ID, i,
6211                       GDI_IMAGE_ID, graphic,
6212                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
6213                       GDI_X, x,
6214                       GDI_Y, y,
6215                       GDI_WIDTH, width,
6216                       GDI_HEIGHT, height,
6217                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
6218                       GDI_STATE, GD_BUTTON_UNPRESSED,
6219                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
6220                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
6221                       GDI_EVENT_MASK, event_mask,
6222                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6223                       GDI_CALLBACK_ACTION, HandleControlButtons,
6224                       GDI_END);
6225
6226     if (gi == NULL)
6227       Error(ERR_EXIT, "cannot create gadget");
6228
6229     level_editor_gadget[id] = gi;
6230   }
6231
6232   /* create buttons for element list */
6233   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6234   {
6235     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
6236     int graphic = IMG_EDITOR_PALETTE_BUTTON;
6237     struct GraphicInfo *gd = &graphic_info[graphic];
6238     Bitmap *gd_bitmap = gd->bitmap;
6239     Bitmap *deco_bitmap;
6240     int deco_x, deco_y, deco_xpos, deco_ypos;
6241     int gd_x1 = gd->src_x;
6242     int gd_y1 = gd->src_y;
6243     int gd_x2 = gd->src_x + gd->pressed_xoffset;
6244     int gd_y2 = gd->src_y + gd->pressed_yoffset;
6245     int xx = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
6246     int yy = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
6247     int x = PX + ED_ELEMENTLIST_XPOS + xx * gd->width;
6248     int y = PY + ED_ELEMENTLIST_YPOS + yy * gd->height;
6249     int element = editor_elements[i];
6250     int tile_size = BUTTON_TILE_SIZE(editor.palette.tile_size);
6251     unsigned int event_mask = GD_EVENT_RELEASED;
6252
6253     getEditorGraphicSource(element, tile_size, &deco_bitmap, &deco_x, &deco_y);
6254
6255     deco_xpos = (gd->width  - tile_size) / 2;
6256     deco_ypos = (gd->height - tile_size) / 2;
6257
6258     gi = CreateGadget(GDI_CUSTOM_ID, id,
6259                       GDI_CUSTOM_TYPE_ID, i,
6260                       GDI_IMAGE_ID, graphic,
6261                       GDI_INFO_TEXT, getElementInfoText(element),
6262                       GDI_X, x,
6263                       GDI_Y, y,
6264                       GDI_WIDTH, gd->width,
6265                       GDI_HEIGHT, gd->height,
6266                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
6267                       GDI_STATE, GD_BUTTON_UNPRESSED,
6268                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
6269                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
6270                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
6271                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
6272                       GDI_DECORATION_SIZE, tile_size, tile_size,
6273                       GDI_DECORATION_SHIFTING, 1, 1,
6274                       GDI_EVENT_MASK, event_mask,
6275                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6276                       GDI_CALLBACK_ACTION, HandleControlButtons,
6277                       GDI_END);
6278
6279     if (gi == NULL)
6280       Error(ERR_EXIT, "cannot create gadget");
6281
6282     level_editor_gadget[id] = gi;
6283   }
6284 }
6285
6286 static void CreateCounterButtons()
6287 {
6288   int max_infotext_len = getMaxInfoTextLength();
6289   int i;
6290
6291   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
6292   {
6293     int j;
6294     int x = SX + ED_SETTINGS_X(counterbutton_info[i].x); /* down count button */
6295     int y = SY + ED_SETTINGS_Y(counterbutton_info[i].y);
6296
6297     /* determine horizontal position to the right of specified gadget */
6298     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6299       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
6300            ED_GADGET_TEXT_DISTANCE);
6301
6302     /* determine horizontal offset for leading text */
6303     if (counterbutton_info[i].text_left != NULL)
6304       x += getTextWidthForGadget(counterbutton_info[i].text_left);
6305
6306     for (j = 0; j < 2; j++)
6307     {
6308       struct GadgetInfo *gi;
6309       int id = (j == 0 ?
6310                 counterbutton_info[i].gadget_id_down :
6311                 counterbutton_info[i].gadget_id_up);
6312       int graphic;
6313       struct GraphicInfo *gd;
6314       int gd_x1, gd_x2, gd_y1, gd_y2;
6315       unsigned int event_mask;
6316       char infotext[max_infotext_len + 1];
6317
6318       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
6319
6320       if (i == ED_COUNTER_ID_SELECT_LEVEL)
6321       {
6322         graphic = (j == 0 ?
6323                    IMG_GFX_EDITOR_BUTTON_PREV_LEVEL :
6324                    IMG_GFX_EDITOR_BUTTON_NEXT_LEVEL);
6325
6326         event_mask |= GD_EVENT_RELEASED;
6327
6328         if (j == 0)
6329         {
6330           x = DX + editor.button.prev_level.x;
6331           y = DY + editor.button.prev_level.y;
6332         }
6333         else
6334         {
6335           x = DX + editor.button.next_level.x;
6336           y = DY + editor.button.next_level.y;
6337         }
6338       }
6339       else
6340       {
6341         graphic = (j == 0 ?
6342                    IMG_EDITOR_COUNTER_DOWN :
6343                    IMG_EDITOR_COUNTER_UP);
6344       }
6345
6346       gd = &graphic_info[graphic];
6347
6348       gd_x1 = gd->src_x;
6349       gd_y1 = gd->src_y;
6350       gd_x2 = gd->src_x + gd->pressed_xoffset;
6351       gd_y2 = gd->src_y + gd->pressed_yoffset;
6352
6353       sprintf(infotext, "%s counter value by 1, 5 or 10",
6354               (j == 0 ? "decrease" : "increase"));
6355
6356       gi = CreateGadget(GDI_CUSTOM_ID, id,
6357                         GDI_CUSTOM_TYPE_ID, i,
6358                         GDI_IMAGE_ID, graphic,
6359                         GDI_INFO_TEXT, infotext,
6360                         GDI_X, x,
6361                         GDI_Y, y,
6362                         GDI_WIDTH, gd->width,
6363                         GDI_HEIGHT, gd->height,
6364                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
6365                         GDI_STATE, GD_BUTTON_UNPRESSED,
6366                         GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6367                         GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6368                         GDI_EVENT_MASK, event_mask,
6369                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6370                         GDI_CALLBACK_ACTION, HandleCounterButtons,
6371                         GDI_END);
6372
6373       if (gi == NULL)
6374         Error(ERR_EXIT, "cannot create gadget");
6375
6376       level_editor_gadget[id] = gi;
6377       right_gadget_border[id] =
6378         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
6379
6380       x += gi->width + ED_GADGET_SMALL_DISTANCE;        /* text count button */
6381
6382       if (j == 0)
6383       {
6384         int font_type = FONT_INPUT_1;
6385         int font_type_active = FONT_INPUT_1_ACTIVE;
6386
6387         id = counterbutton_info[i].gadget_id_text;
6388
6389         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
6390
6391         if (i == ED_COUNTER_ID_SELECT_LEVEL)
6392         {
6393           graphic = IMG_GFX_EDITOR_INPUT_LEVEL_NUMBER;
6394
6395           font_type = FONT_LEVEL_NUMBER;
6396           font_type_active = FONT_LEVEL_NUMBER_ACTIVE;
6397
6398           x = DX + editor.input.level_number.x;
6399           y = DY + editor.input.level_number.y;
6400         }
6401         else
6402         {
6403           graphic = IMG_EDITOR_COUNTER_INPUT;
6404         }
6405
6406         gd = &graphic_info[graphic];
6407
6408         gd_x1 = gd->src_x;
6409         gd_y1 = gd->src_y;
6410         gd_x2 = gd->src_x + gd->active_xoffset;
6411         gd_y2 = gd->src_y + gd->active_yoffset;
6412
6413         gi = CreateGadget(GDI_CUSTOM_ID, id,
6414                           GDI_CUSTOM_TYPE_ID, i,
6415                           GDI_IMAGE_ID, graphic,
6416                           GDI_INFO_TEXT, "enter counter value",
6417                           GDI_X, x,
6418                           GDI_Y, y,
6419                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
6420                           GDI_NUMBER_VALUE, 0,
6421                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
6422                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
6423                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
6424                           GDI_TEXT_FONT, font_type,
6425                           GDI_TEXT_FONT_ACTIVE, font_type_active,
6426                           GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6427                           GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6428                           GDI_BORDER_SIZE, gd->border_size, gd->border_size,
6429                           GDI_DESIGN_WIDTH, gd->width,
6430                           GDI_EVENT_MASK, event_mask,
6431                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6432                           GDI_CALLBACK_ACTION, HandleCounterButtons,
6433                           GDI_END);
6434
6435         if (gi == NULL)
6436           Error(ERR_EXIT, "cannot create gadget");
6437
6438         level_editor_gadget[id] = gi;
6439         right_gadget_border[id] =
6440           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
6441
6442         x += gi->width + ED_GADGET_SMALL_DISTANCE;      /* up count button */
6443       }
6444     }
6445   }
6446 }
6447
6448 static void CreateDrawingAreas()
6449 {
6450   int i;
6451
6452   /* these values are not constant, but can change at runtime */
6453   drawingarea_info[ED_DRAWING_ID_DRAWING_LEVEL].area_xsize = MAX_ED_FIELDX;
6454   drawingarea_info[ED_DRAWING_ID_DRAWING_LEVEL].area_ysize = MAX_ED_FIELDY;
6455
6456   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
6457   {
6458     struct GadgetInfo *gi;
6459     unsigned int event_mask;
6460     int id = drawingarea_info[i].gadget_id;
6461     int x = SX + ED_AREA_SETTINGS_X(drawingarea_info[i]);
6462     int y = SY + ED_AREA_SETTINGS_Y(drawingarea_info[i]);
6463     int area_xsize = drawingarea_info[i].area_xsize;
6464     int area_ysize = drawingarea_info[i].area_ysize;
6465     int item_size = (id == GADGET_ID_DRAWING_LEVEL ?
6466                      ed_tilesize : ED_DRAWINGAREA_TILE_SIZE);
6467
6468     event_mask =
6469       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
6470       GD_EVENT_OFF_BORDERS | GD_EVENT_PIXEL_PRECISE;
6471
6472     /* determine horizontal position to the right of specified gadget */
6473     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
6474       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
6475            ED_DRAWINGAREA_TEXT_DISTANCE);
6476
6477     /* determine horizontal offset for leading text */
6478     if (drawingarea_info[i].text_left != NULL)
6479       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
6480
6481     gi = CreateGadget(GDI_CUSTOM_ID, id,
6482                       GDI_CUSTOM_TYPE_ID, i,
6483                       GDI_X, x,
6484                       GDI_Y, y,
6485                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
6486                       GDI_AREA_SIZE, area_xsize, area_ysize,
6487                       GDI_ITEM_SIZE, item_size, item_size,
6488                       GDI_EVENT_MASK, event_mask,
6489                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
6490                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
6491                       GDI_END);
6492
6493     if (gi == NULL)
6494       Error(ERR_EXIT, "cannot create gadget");
6495
6496     level_editor_gadget[id] = gi;
6497     right_gadget_border[id] =
6498       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
6499   }
6500 }
6501
6502 static void CreateTextInputGadgets()
6503 {
6504   struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_INPUT_TEXT];
6505   int max_infotext_len = getMaxInfoTextLength();
6506   int i;
6507
6508   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
6509   {
6510     int gd_x1 = gd->src_x;
6511     int gd_y1 = gd->src_y;
6512     int gd_x2 = gd->src_x + gd->active_xoffset;
6513     int gd_y2 = gd->src_y + gd->active_yoffset;
6514     struct GadgetInfo *gi;
6515     unsigned int event_mask;
6516     char infotext[MAX_OUTPUT_LINESIZE + 1];
6517     int id = textinput_info[i].gadget_id;
6518     int x, y;
6519
6520     if (i == ED_TEXTINPUT_ID_ELEMENT_NAME)
6521     {
6522       int element_border = graphic_info[IMG_EDITOR_ELEMENT_BORDER].border_size;
6523       int border_size = gd->border_size;
6524       int font_nr = FONT_INPUT_1;
6525       int font_height = getFontHeight(font_nr);
6526       int xoffset = element_border + TILEX + element_border + 3 * border_size;
6527       int yoffset = element_border + (TILEY - font_height) / 2;
6528
6529       x = (editor.settings.element_name.x != -1 ?
6530            editor.settings.element_name.x :
6531            editor.settings.element_graphic.x + xoffset) - border_size;
6532       y = (editor.settings.element_name.y != -1 ?
6533            editor.settings.element_name.y :
6534            editor.settings.element_graphic.y + yoffset) - border_size;
6535     }
6536     else
6537     {
6538       x = ED_SETTINGS_X(textinput_info[i].x);
6539       y = ED_SETTINGS_Y(textinput_info[i].y);
6540     }
6541
6542     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
6543
6544     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
6545     infotext[max_infotext_len] = '\0';
6546
6547     gi = CreateGadget(GDI_CUSTOM_ID, id,
6548                       GDI_CUSTOM_TYPE_ID, i,
6549                       GDI_INFO_TEXT, infotext,
6550                       GDI_X, SX + x,
6551                       GDI_Y, SY + y,
6552                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
6553                       GDI_TEXT_VALUE, textinput_info[i].value,
6554                       GDI_TEXT_SIZE, textinput_info[i].size,
6555                       GDI_TEXT_FONT, FONT_INPUT_1,
6556                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
6557                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6558                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6559                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
6560                       GDI_DESIGN_WIDTH, gd->width,
6561                       GDI_EVENT_MASK, event_mask,
6562                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6563                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
6564                       GDI_END);
6565
6566     if (gi == NULL)
6567       Error(ERR_EXIT, "cannot create gadget");
6568
6569     level_editor_gadget[id] = gi;
6570   }
6571 }
6572
6573 static void CreateTextAreaGadgets()
6574 {
6575   int max_infotext_len = getMaxInfoTextLength();
6576   int i;
6577
6578   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
6579   {
6580     struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_INPUT_TEXTAREA];
6581     int gd_x1 = gd->src_x;
6582     int gd_y1 = gd->src_y;
6583     int gd_x2 = gd->src_x + gd->active_xoffset;
6584     int gd_y2 = gd->src_y + gd->active_yoffset;
6585     struct GadgetInfo *gi;
6586     unsigned int event_mask;
6587     char infotext[MAX_OUTPUT_LINESIZE + 1];
6588     int id = textarea_info[i].gadget_id;
6589     int area_xsize = textarea_info[i].xsize;
6590     int area_ysize = textarea_info[i].ysize;
6591
6592     event_mask = GD_EVENT_TEXT_LEAVING;
6593
6594     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
6595     infotext[max_infotext_len] = '\0';
6596
6597     gi = CreateGadget(GDI_CUSTOM_ID, id,
6598                       GDI_CUSTOM_TYPE_ID, i,
6599                       GDI_INFO_TEXT, infotext,
6600                       GDI_X, SX + ED_SETTINGS_X(textarea_info[i].x),
6601                       GDI_Y, SY + ED_SETTINGS_Y(textarea_info[i].y),
6602                       GDI_TYPE, GD_TYPE_TEXT_AREA,
6603                       GDI_AREA_SIZE, area_xsize, area_ysize,
6604                       GDI_TEXT_FONT, FONT_INPUT_1,
6605                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
6606                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6607                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6608                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
6609                       GDI_DESIGN_WIDTH, gd->width,
6610                       GDI_EVENT_MASK, event_mask,
6611                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6612                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
6613                       GDI_END);
6614
6615     if (gi == NULL)
6616       Error(ERR_EXIT, "cannot create gadget");
6617
6618     level_editor_gadget[id] = gi;
6619   }
6620 }
6621
6622 static void CreateSelectboxGadgets()
6623 {
6624   int max_infotext_len = getMaxInfoTextLength();
6625   int i, j;
6626
6627   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6628   {
6629     struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_SELECTBOX_INPUT];
6630     struct GraphicInfo *gd2 = &graphic_info[IMG_EDITOR_SELECTBOX_BUTTON];
6631     int gd_x1 = gd->src_x;
6632     int gd_y1 = gd->src_y;
6633     int gd_x2 = gd->src_x + gd->active_xoffset;
6634     int gd_y2 = gd->src_y + gd->active_yoffset;
6635     int selectbox_button_xsize = gd2->width;
6636     struct GadgetInfo *gi;
6637     unsigned int event_mask;
6638     char infotext[MAX_OUTPUT_LINESIZE + 1];
6639     int id = selectbox_info[i].gadget_id;
6640     int x = SX + ED_SETTINGS_X(selectbox_info[i].x);
6641     int y = SY + ED_SETTINGS_Y(selectbox_info[i].y);
6642
6643     if (selectbox_info[i].size == -1)   /* dynamically determine size */
6644     {
6645       /* (we cannot use -1 for uninitialized values if we directly compare
6646          with results from strlen(), because the '<' and '>' operation will
6647          implicitely cast -1 to an unsigned integer value!) */
6648       selectbox_info[i].size = 0;
6649
6650       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
6651         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
6652           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
6653
6654       selectbox_info[i].size++;         /* add one character empty space */
6655     }
6656
6657     event_mask = GD_EVENT_RELEASED |
6658       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
6659
6660     /* determine horizontal position to the right of specified gadget */
6661     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
6662       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
6663            ED_GADGET_TEXT_DISTANCE);
6664
6665     /* determine horizontal offset for leading text */
6666     if (selectbox_info[i].text_left != NULL)
6667       x += getTextWidthForGadget(selectbox_info[i].text_left);
6668
6669     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
6670     infotext[max_infotext_len] = '\0';
6671
6672     gi = CreateGadget(GDI_CUSTOM_ID, id,
6673                       GDI_CUSTOM_TYPE_ID, i,
6674                       GDI_INFO_TEXT, infotext,
6675                       GDI_X, x,
6676                       GDI_Y, y,
6677                       GDI_TYPE, GD_TYPE_SELECTBOX,
6678                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
6679                       GDI_SELECTBOX_CHAR_UNSELECTABLE, '[',
6680                       GDI_TEXT_SIZE, selectbox_info[i].size,
6681                       GDI_TEXT_FONT, FONT_INPUT_1,
6682                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
6683                       GDI_TEXT_FONT_UNSELECTABLE, FONT_TEXT_1,
6684                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6685                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6686                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
6687                       GDI_BORDER_SIZE_SELECTBUTTON, selectbox_button_xsize,
6688                       GDI_DESIGN_WIDTH, gd->width,
6689                       GDI_EVENT_MASK, event_mask,
6690                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6691                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
6692                       GDI_END);
6693
6694     if (gi == NULL)
6695       Error(ERR_EXIT, "cannot create gadget");
6696
6697     level_editor_gadget[id] = gi;
6698     right_gadget_border[id] =
6699       getRightGadgetBorder(gi, selectbox_info[i].text_right);
6700   }
6701 }
6702
6703 static void CreateTextbuttonGadgets()
6704 {
6705   int max_infotext_len = getMaxInfoTextLength();
6706   int i;
6707
6708   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
6709   {
6710     int id = textbutton_info[i].gadget_id;
6711     int is_tab_button =
6712       ((id >= GADGET_ID_LEVELINFO_LEVEL && id <= GADGET_ID_LEVELINFO_EDITOR) ||
6713        (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE));
6714     int graphic =
6715       (is_tab_button ? IMG_EDITOR_TABBUTTON : IMG_EDITOR_TEXTBUTTON);
6716     int gadget_distance =
6717       (is_tab_button ? ED_GADGET_SMALL_DISTANCE : ED_GADGET_TEXT_DISTANCE);
6718     struct GraphicInfo *gd = &graphic_info[graphic];
6719     int gd_x1 = gd->src_x;
6720     int gd_y1 = gd->src_y;
6721     int gd_x2 = gd->src_x + gd->pressed_xoffset;
6722     int gd_y2 = gd->src_y + gd->pressed_yoffset;
6723     int gd_x1a = gd->src_x + gd->active_xoffset;
6724     int gd_y1a = gd->src_y + gd->active_yoffset;
6725     int border_xsize = gd->border_size + gd->draw_xoffset;
6726     int border_ysize = gd->border_size;
6727     struct GadgetInfo *gi;
6728     unsigned int event_mask;
6729     char infotext[MAX_OUTPUT_LINESIZE + 1];
6730     int x = SX + ED_SETTINGS_X(textbutton_info[i].x);
6731     int y = SY + ED_SETTINGS_Y(textbutton_info[i].y);
6732
6733     if (textbutton_info[i].size == -1)  /* dynamically determine size */
6734       textbutton_info[i].size = strlen(textbutton_info[i].text);
6735
6736     event_mask = GD_EVENT_RELEASED;
6737
6738     sprintf(infotext, "%s", textbutton_info[i].infotext);
6739     infotext[max_infotext_len] = '\0';
6740
6741     /* determine horizontal position to the right of specified gadget */
6742     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6743     {
6744       int gadget_id_align = textbutton_info[i].gadget_id_align;
6745
6746       x = right_gadget_border[gadget_id_align] + gadget_distance;
6747
6748       if (textbutton_info[i].y == -1)
6749         y = level_editor_gadget[gadget_id_align]->y;
6750     }
6751
6752     /* determine horizontal offset for leading text */
6753     if (textbutton_info[i].text_left != NULL)
6754       x += getTextWidthForGadget(textbutton_info[i].text_left);
6755
6756     gi = CreateGadget(GDI_CUSTOM_ID, id,
6757                       GDI_CUSTOM_TYPE_ID, i,
6758                       GDI_IMAGE_ID, graphic,
6759                       GDI_INFO_TEXT, infotext,
6760                       GDI_X, x,
6761                       GDI_Y, y,
6762                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
6763                       GDI_TEXT_VALUE, textbutton_info[i].text,
6764                       GDI_TEXT_SIZE, textbutton_info[i].size,
6765                       GDI_TEXT_FONT, FONT_INPUT_2,
6766                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2_ACTIVE,
6767                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6768                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6769                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
6770                       GDI_BORDER_SIZE, border_xsize, border_ysize,
6771                       GDI_DESIGN_WIDTH, gd->width,
6772                       GDI_DECORATION_SHIFTING, 1, 1,
6773                       GDI_EVENT_MASK, event_mask,
6774                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6775                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
6776                       GDI_END);
6777
6778     if (gi == NULL)
6779       Error(ERR_EXIT, "cannot create gadget");
6780
6781     level_editor_gadget[id] = gi;
6782     right_gadget_border[id] =
6783       getRightGadgetBorder(gi, textbutton_info[i].text_right);
6784   }
6785 }
6786
6787 static void CreateGraphicbuttonGadgets()
6788 {
6789   struct GadgetInfo *gi;
6790   unsigned int event_mask;
6791   int i;
6792
6793   /* create buttons for scrolling of drawing area and element list */
6794   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
6795   {
6796     int id = graphicbutton_info[i].gadget_id;
6797     int x = SX + ED_SETTINGS_X(graphicbutton_info[i].x);
6798     int y = SY + ED_SETTINGS_Y(graphicbutton_info[i].y);
6799     int graphic = graphicbutton_info[i].graphic;
6800     struct GraphicInfo *gd = &graphic_info[graphic];
6801     int gd_x1 = gd->src_x;
6802     int gd_y1 = gd->src_y;
6803     int gd_x2 = gd->src_x + gd->pressed_xoffset;
6804     int gd_y2 = gd->src_y + gd->pressed_yoffset;
6805
6806     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
6807
6808     /* determine horizontal position to the right of specified gadget */
6809     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6810       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
6811            ED_GADGET_TEXT_DISTANCE);
6812
6813     /* determine horizontal offset for leading text */
6814     if (graphicbutton_info[i].text_left != NULL)
6815       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
6816
6817     gi = CreateGadget(GDI_CUSTOM_ID, id,
6818                       GDI_CUSTOM_TYPE_ID, i,
6819                       GDI_IMAGE_ID, graphic,
6820                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
6821                       GDI_X, x,
6822                       GDI_Y, y,
6823                       GDI_WIDTH, gd->width,
6824                       GDI_HEIGHT, gd->height,
6825                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
6826                       GDI_STATE, GD_BUTTON_UNPRESSED,
6827                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6828                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6829                       GDI_EVENT_MASK, event_mask,
6830                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6831                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
6832                       GDI_END);
6833
6834     if (gi == NULL)
6835       Error(ERR_EXIT, "cannot create gadget");
6836
6837     level_editor_gadget[id] = gi;
6838     right_gadget_border[id] =
6839       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
6840   }
6841 }
6842
6843 static void CreateScrollbarGadgets()
6844 {
6845   int i;
6846
6847   /* these values are not constant, but can change at runtime */
6848   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].x =
6849     SX + ED_SCROLL_HORIZONTAL_XPOS;
6850   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].y =
6851     SY + ED_SCROLL_HORIZONTAL_YPOS;
6852   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width =
6853     ED_SCROLL_HORIZONTAL_XSIZE;
6854   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].height =
6855     ED_SCROLL_HORIZONTAL_YSIZE;
6856   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_x      = SX;
6857   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_y      = SY;
6858   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_width  = SXSIZE;
6859   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_height = SYSIZE;
6860
6861   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].x =
6862     SX + ED_SCROLL_VERTICAL_XPOS;
6863   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].y =
6864     SY + ED_SCROLL_VERTICAL_YPOS;
6865   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].width =
6866     ED_SCROLL_VERTICAL_XSIZE;
6867   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].height =
6868     ED_SCROLL_VERTICAL_YSIZE;
6869   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_x      = SX;
6870   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_y      = SY;
6871   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_width  = SXSIZE;
6872   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_height = SYSIZE;
6873
6874   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].x =
6875     PX + ED_SCROLL2_VERTICAL_XPOS;
6876   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].y =
6877     PY + ED_SCROLL2_VERTICAL_YPOS;
6878   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].width =
6879     ED_SCROLL2_VERTICAL_XSIZE;
6880   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].height =
6881     ED_SCROLL2_VERTICAL_YSIZE;
6882   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_x = PX;
6883   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_y = PY;
6884   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_width  = PXSIZE;
6885   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_height = PYSIZE;
6886
6887   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
6888   {
6889     int id = scrollbar_info[i].gadget_id;
6890     int graphic = scrollbar_info[i].graphic;
6891     struct GraphicInfo *gd = &graphic_info[graphic];
6892     int gd_x1 = gd->src_x;
6893     int gd_y1 = gd->src_y;
6894     int gd_x2 = gd->src_x + gd->pressed_xoffset;
6895     int gd_y2 = gd->src_y + gd->pressed_yoffset;
6896     struct GadgetInfo *gi;
6897     int items_max, items_visible, item_position;
6898     unsigned int event_mask;
6899
6900     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
6901     {
6902       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
6903       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
6904       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
6905     }
6906     else        /* drawing area scrollbars */
6907     {
6908       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
6909       {
6910         items_max = MAX(lev_fieldx + 2, ed_fieldx);
6911         items_visible = ed_fieldx;
6912         item_position = 0;
6913       }
6914       else
6915       {
6916         items_max = MAX(lev_fieldy + 2, ed_fieldy);
6917         items_visible = ed_fieldy;
6918         item_position = 0;
6919       }
6920     }
6921
6922     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
6923
6924     gi = CreateGadget(GDI_CUSTOM_ID, id,
6925                       GDI_CUSTOM_TYPE_ID, i,
6926                       GDI_IMAGE_ID, graphic,
6927                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
6928                       GDI_X, scrollbar_pos[i].x,
6929                       GDI_Y, scrollbar_pos[i].y,
6930                       GDI_WIDTH, scrollbar_pos[i].width,
6931                       GDI_HEIGHT, scrollbar_pos[i].height,
6932                       GDI_TYPE, scrollbar_info[i].type,
6933                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
6934                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
6935                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
6936                       GDI_WHEEL_AREA_X, scrollbar_pos[i].wheel_x,
6937                       GDI_WHEEL_AREA_Y, scrollbar_pos[i].wheel_y,
6938                       GDI_WHEEL_AREA_WIDTH, scrollbar_pos[i].wheel_width,
6939                       GDI_WHEEL_AREA_HEIGHT, scrollbar_pos[i].wheel_height,
6940                       GDI_STATE, GD_BUTTON_UNPRESSED,
6941                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6942                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6943                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
6944                       GDI_EVENT_MASK, event_mask,
6945                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6946                       GDI_CALLBACK_ACTION, HandleControlButtons,
6947                       GDI_END);
6948
6949     if (gi == NULL)
6950       Error(ERR_EXIT, "cannot create gadget");
6951
6952     level_editor_gadget[id] = gi;
6953   }
6954 }
6955
6956 static void CreateCheckbuttonGadgets()
6957 {
6958   struct GadgetInfo *gi;
6959   unsigned int event_mask;
6960   int i;
6961
6962   event_mask = GD_EVENT_PRESSED;
6963
6964   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
6965   {
6966     int id = checkbutton_info[i].gadget_id;
6967     int graphic = (id == GADGET_ID_STICK_ELEMENT ? IMG_EDITOR_STICKYBUTTON :
6968                    IMG_EDITOR_CHECKBOX);
6969     struct GraphicInfo *gd = &graphic_info[graphic];
6970     int gd_x1 = gd->src_x;
6971     int gd_y1 = gd->src_y;
6972     int gd_x2 = gd->src_x + gd->pressed_xoffset;
6973     int gd_y2 = gd->src_y + gd->pressed_yoffset;
6974     int gd_x1a = gd->src_x + gd->active_xoffset;
6975     int gd_y1a = gd->src_y + gd->active_yoffset;
6976     int gd_x2a = gd->src_x + gd->active_xoffset + gd->pressed_xoffset;
6977     int gd_y2a = gd->src_y + gd->active_yoffset + gd->pressed_yoffset;
6978     int x = SX + ED_SETTINGS_X(checkbutton_info[i].x);
6979     int y = SY + ED_SETTINGS_Y(checkbutton_info[i].y);
6980
6981     /* determine horizontal position to the right of specified gadget */
6982     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6983       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
6984            ED_GADGET_TEXT_DISTANCE);
6985
6986     /* determine horizontal offset for leading text */
6987     if (checkbutton_info[i].text_left != NULL)
6988       x += getTextWidthForGadget(checkbutton_info[i].text_left);
6989
6990     gi = CreateGadget(GDI_CUSTOM_ID, id,
6991                       GDI_CUSTOM_TYPE_ID, i,
6992                       GDI_IMAGE_ID, graphic,
6993                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
6994                       GDI_X, x,
6995                       GDI_Y, y,
6996                       GDI_WIDTH, gd->width,
6997                       GDI_HEIGHT, gd->height,
6998                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
6999                       GDI_CHECKED, *checkbutton_info[i].value,
7000                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
7001                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
7002                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
7003                       GDI_ALT_DESIGN_PRESSED, gd->bitmap, gd_x2a, gd_y2a,
7004                       GDI_EVENT_MASK, event_mask,
7005                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
7006                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
7007                       GDI_END);
7008
7009     if (gi == NULL)
7010       Error(ERR_EXIT, "cannot create gadget");
7011
7012     level_editor_gadget[id] = gi;
7013     right_gadget_border[id] =
7014       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
7015   }
7016 }
7017
7018 static void CreateRadiobuttonGadgets()
7019 {
7020   int graphic = IMG_EDITOR_RADIOBUTTON;
7021   struct GraphicInfo *gd = &graphic_info[graphic];
7022   int gd_x1 = gd->src_x;
7023   int gd_y1 = gd->src_y;
7024   int gd_x2 = gd->src_x + gd->pressed_xoffset;
7025   int gd_y2 = gd->src_y + gd->pressed_yoffset;
7026   int gd_x1a = gd->src_x + gd->active_xoffset;
7027   int gd_y1a = gd->src_y + gd->active_yoffset;
7028   int gd_x2a = gd->src_x + gd->active_xoffset + gd->pressed_xoffset;
7029   int gd_y2a = gd->src_y + gd->active_yoffset + gd->pressed_yoffset;
7030   struct GadgetInfo *gi;
7031   unsigned int event_mask;
7032   int i;
7033
7034   event_mask = GD_EVENT_PRESSED;
7035
7036   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
7037   {
7038     int id = radiobutton_info[i].gadget_id;
7039     int x = SX + ED_SETTINGS_X(radiobutton_info[i].x);
7040     int y = SY + ED_SETTINGS_Y(radiobutton_info[i].y);
7041
7042     int checked =
7043       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
7044
7045     /* determine horizontal position to the right of specified gadget */
7046     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
7047       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
7048            ED_GADGET_TEXT_DISTANCE);
7049
7050     /* determine horizontal offset for leading text */
7051     if (radiobutton_info[i].text_left != NULL)
7052       x += getTextWidthForGadget(radiobutton_info[i].text_left);
7053
7054     gi = CreateGadget(GDI_CUSTOM_ID, id,
7055                       GDI_CUSTOM_TYPE_ID, i,
7056                       GDI_IMAGE_ID, graphic,
7057                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
7058                       GDI_X, x,
7059                       GDI_Y, y,
7060                       GDI_WIDTH, gd->width,
7061                       GDI_HEIGHT, gd->height,
7062                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
7063                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
7064                       GDI_CHECKED, checked,
7065                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
7066                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
7067                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
7068                       GDI_ALT_DESIGN_PRESSED, gd->bitmap, gd_x2a, gd_y2a,
7069                       GDI_EVENT_MASK, event_mask,
7070                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
7071                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
7072                       GDI_END);
7073
7074     if (gi == NULL)
7075       Error(ERR_EXIT, "cannot create gadget");
7076
7077     level_editor_gadget[id] = gi;
7078     right_gadget_border[id] =
7079       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
7080   }
7081 }
7082
7083 void CreateLevelEditorGadgets()
7084 {
7085   /* force EDITOR font inside level editor */
7086   SetFontStatus(GAME_MODE_EDITOR);
7087
7088   /* these values are not constant, but can change at runtime */
7089   ed_fieldx = MAX_ED_FIELDX - 1;
7090   ed_fieldy = MAX_ED_FIELDY - 1;
7091
7092   num_editor_gadgets = NUM_EDITOR_GADGETS;
7093
7094   // printf("::: allocating %d gadgets ...\n", num_editor_gadgets);
7095
7096   level_editor_gadget =
7097     checked_calloc(num_editor_gadgets * sizeof(struct GadgetInfo *));
7098   right_gadget_border =
7099     checked_calloc(num_editor_gadgets * sizeof(int));
7100
7101   editor_el_empty = checked_calloc(ED_NUM_ELEMENTLIST_BUTTONS * sizeof(int));
7102   editor_el_empty_ptr = editor_el_empty;
7103
7104   use_permanent_palette = !editor.palette.show_as_separate_screen;
7105
7106   ReinitializeElementList();
7107
7108   CreateControlButtons();
7109   CreateScrollbarGadgets();
7110
7111   /* order of function calls is important because of cross-references */
7112   CreateCheckbuttonGadgets();
7113   CreateCounterButtons();
7114   CreateRadiobuttonGadgets();
7115   CreateTextInputGadgets();
7116   CreateTextAreaGadgets();
7117   CreateSelectboxGadgets();
7118   CreateGraphicbuttonGadgets();
7119   CreateTextbuttonGadgets();
7120   CreateDrawingAreas();
7121
7122   ResetFontStatus();
7123 }
7124
7125 void FreeLevelEditorGadgets()
7126 {
7127   int i;
7128
7129   // printf("::: freeing %d gadgets ...\n", num_editor_gadgets);
7130
7131   for (i = 0; i < num_editor_gadgets; i++)
7132   {
7133     FreeGadget(level_editor_gadget[i]);
7134
7135     level_editor_gadget[i] = NULL;
7136   }
7137
7138   checked_free(level_editor_gadget);
7139   checked_free(right_gadget_border);
7140
7141   checked_free(editor_el_empty);
7142 }
7143
7144 static void MapCounterButtons(int id)
7145 {
7146   int font_nr = FONT_TEXT_1;
7147   int font_height = getFontHeight(font_nr);
7148   int gadget_id_down = counterbutton_info[id].gadget_id_down;
7149   int gadget_id_text = counterbutton_info[id].gadget_id_text;
7150   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
7151   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
7152   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
7153   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
7154   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
7155   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
7156   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
7157   int yoffset = (gi_down->height - font_height) / 2;
7158   int x_left = gi_down->x - xoffset_left;
7159   int x_right;  /* set after gadget position was modified */
7160   int y_above = gi_down->y - yoffset_above;
7161   int x = gi_down->x;
7162   int y;        /* set after gadget position was modified */
7163
7164   /* counter limits must be changed first to prevent value truncation */
7165   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
7166                             counterbutton_info[id].max_value);
7167
7168   /* right text position might have changed after setting position above */
7169   x_right = gi_up->x + gi_up->width + xoffset_right;
7170
7171   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
7172
7173   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
7174   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
7175       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
7176   {
7177     ModifyGadget(gi_down, GDI_Y,
7178                  SY + ED_SETTINGS_Y(counterbutton_info[id].y), GDI_END);
7179     ModifyGadget(gi_text, GDI_Y,
7180                  SY + ED_SETTINGS_Y(counterbutton_info[id].y), GDI_END);
7181     ModifyGadget(gi_up,   GDI_Y,
7182                  SY + ED_SETTINGS_Y(counterbutton_info[id].y), GDI_END);
7183   }
7184
7185   /* vertical position might have changed after setting position above */
7186   y = gi_up->y + yoffset;
7187
7188   if (counterbutton_info[id].text_above)
7189     DrawText(x, y_above, counterbutton_info[id].text_above, font_nr);
7190
7191   if (counterbutton_info[id].text_left)
7192     DrawText(x_left, y, counterbutton_info[id].text_left, font_nr);
7193
7194   if (counterbutton_info[id].text_right)
7195     DrawText(x_right, y, counterbutton_info[id].text_right, font_nr);
7196
7197   MapGadget(gi_down);
7198   MapGadget(gi_text);
7199   MapGadget(gi_up);
7200 }
7201
7202 static void MapControlButtons()
7203 {
7204   int counter_id;
7205   int i;
7206
7207   /* map toolbox buttons (excluding special CE toolbox buttons) */
7208   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
7209     MapGadget(level_editor_gadget[i]);
7210
7211   /* map toolbox buttons (element properties buttons) */
7212   for (i = ED_NUM_CTRL1_4_BUTTONS; i < ED_NUM_CTRL1_7_BUTTONS; i++)
7213     MapGadget(level_editor_gadget[i]);
7214
7215   if (use_permanent_palette)
7216   {
7217     /* map buttons to select elements */
7218     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
7219       MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
7220     MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
7221     MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
7222     MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
7223   }
7224
7225   /* map buttons to select level */
7226   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
7227   counterbutton_info[counter_id].min_value = leveldir_current->first_level;
7228   counterbutton_info[counter_id].max_value = leveldir_current->last_level;
7229   MapCounterButtons(counter_id);
7230 }
7231
7232 static void MapDrawingArea(int id)
7233 {
7234   int font_nr = FONT_TEXT_1;
7235   int font_height = getFontHeight(font_nr);
7236   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
7237   int area_xsize = gi->drawing.area_xsize;
7238   int area_ysize = gi->drawing.area_ysize;
7239   int xoffset_left = getTextWidthForDrawingArea(drawingarea_info[id].text_left);
7240   int xoffset_below = getTextWidth(drawingarea_info[id].text_below, font_nr);
7241   int x_left  = gi->x - xoffset_left;
7242   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
7243   int x_below = gi->x + (gi->width - xoffset_below) / 2;
7244   int y_side  = gi->y + (gi->height - font_height) / 2;
7245   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
7246
7247   if (drawingarea_info[id].text_left)
7248     DrawText(x_left, y_side, drawingarea_info[id].text_left, font_nr);
7249
7250   if (drawingarea_info[id].text_right)
7251     DrawText(x_right, y_side, drawingarea_info[id].text_right, font_nr);
7252
7253   if (drawingarea_info[id].text_below)
7254     DrawText(x_below, y_below, drawingarea_info[id].text_below, font_nr);
7255
7256   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
7257   {
7258     DrawElementBorder(gi->x, gi->y,
7259                       area_xsize * ED_DRAWINGAREA_TILE_SIZE,
7260                       area_ysize * ED_DRAWINGAREA_TILE_SIZE, TRUE);
7261
7262     DrawDrawingArea(id);
7263   }
7264
7265   MapGadget(gi);
7266 }
7267
7268 static void MapTextInputGadget(int id)
7269 {
7270   int font_nr = FONT_TEXT_1;
7271   int font_height = getFontHeight(font_nr);
7272   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
7273   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
7274   int x_above = ED_SETTINGS_X(textinput_info[id].x);
7275   int y_above = ED_SETTINGS_Y(textinput_info[id].y) - yoffset_above;
7276
7277   if (textinput_info[id].text_above)
7278     DrawTextS(x_above, y_above, font_nr, textinput_info[id].text_above);
7279
7280   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
7281
7282   MapGadget(gi);
7283 }
7284
7285 static void MapTextAreaGadget(int id)
7286 {
7287   int font_nr = FONT_TEXT_1;
7288   int font_height = getFontHeight(font_nr);
7289   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
7290   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
7291   int x_above = ED_SETTINGS_X(textarea_info[id].x);
7292   int y_above = ED_SETTINGS_Y(textarea_info[id].y) - yoffset_above;
7293
7294   if (textarea_info[id].text_above)
7295     DrawTextS(x_above, y_above, font_nr, textarea_info[id].text_above);
7296
7297   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
7298
7299   MapGadget(gi);
7300 }
7301
7302 static void MapSelectboxGadget(int id)
7303 {
7304   int font_nr = FONT_TEXT_1;
7305   int font_height = getFontHeight(font_nr);
7306   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
7307   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
7308   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
7309   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
7310   int yoffset = (gi->height - font_height) / 2;
7311   int x_left = gi->x - xoffset_left;
7312   int x_right = gi->x + gi->width + xoffset_right;
7313   int y_above = gi->y - yoffset_above;
7314   int x = gi->x;
7315   int y = gi->y + yoffset;
7316
7317   if (selectbox_info[id].text_above)
7318     DrawText(x, y_above, selectbox_info[id].text_above, font_nr);
7319
7320   if (selectbox_info[id].text_left)
7321     DrawText(x_left, y, selectbox_info[id].text_left, font_nr);
7322
7323   if (selectbox_info[id].text_right)
7324     DrawText(x_right, y, selectbox_info[id].text_right, font_nr);
7325
7326   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
7327
7328   MapGadget(gi);
7329 }
7330
7331 static void MapTextbuttonGadget(int id)
7332 {
7333   int font_nr = FONT_TEXT_1;
7334   int font_height = getFontHeight(font_nr);
7335   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
7336   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
7337   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
7338   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
7339   int yoffset = (gi->height - font_height) / 2;
7340   int x_left = gi->x - xoffset_left;
7341   int x_right = gi->x + gi->width + xoffset_right;
7342   int y_above = gi->y - yoffset_above;
7343   int x = gi->x;
7344   int y = gi->y + yoffset;
7345
7346   /* only show button to delete change pages when more than minimum pages */
7347   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
7348       custom_element.num_change_pages == MIN_CHANGE_PAGES)
7349     return;
7350
7351   if (textbutton_info[id].text_above)
7352     DrawText(x, y_above, textbutton_info[id].text_above, font_nr);
7353
7354   if (textbutton_info[id].text_left)
7355     DrawText(x_left, y, textbutton_info[id].text_left, font_nr);
7356
7357   if (textbutton_info[id].text_right)
7358     DrawText(x_right, y, textbutton_info[id].text_right, font_nr);
7359
7360   MapGadget(gi);
7361 }
7362
7363 static void MapGraphicbuttonGadget(int id)
7364 {
7365   int font_nr = FONT_TEXT_1;
7366   int font_height = getFontHeight(font_nr);
7367   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
7368   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
7369   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
7370   int yoffset = (gi->height - font_height) / 2;
7371   int x_left = gi->x - xoffset_left;
7372   int x_right = gi->x + gi->width + xoffset_right;
7373   int y = gi->y + yoffset;
7374
7375   if (graphicbutton_info[id].text_left)
7376     DrawText(x_left, y, graphicbutton_info[id].text_left, font_nr);
7377
7378   if (graphicbutton_info[id].text_right)
7379     DrawText(x_right, y, graphicbutton_info[id].text_right, font_nr);
7380
7381   MapGadget(gi);
7382 }
7383
7384 static void MapRadiobuttonGadget(int id)
7385 {
7386   int font_nr = FONT_TEXT_1;
7387   int font_height = getFontHeight(font_nr);
7388   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
7389   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
7390   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
7391   int yoffset = (gi->height - font_height) / 2;
7392   int x_left = gi->x - xoffset_left;
7393   int x_right = gi->x + gi->width + xoffset_right;
7394   int y = gi->y + yoffset;
7395   boolean checked =
7396     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
7397
7398   if (radiobutton_info[id].text_left)
7399     DrawText(x_left, y, radiobutton_info[id].text_left, font_nr);
7400
7401   if (radiobutton_info[id].text_right)
7402     DrawText(x_right, y, radiobutton_info[id].text_right, font_nr);
7403
7404   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
7405
7406   MapGadget(gi);
7407 }
7408
7409 static void MapCheckbuttonGadget(int id)
7410 {
7411   int font_nr = FONT_TEXT_1;
7412   int font_height = getFontHeight(font_nr);
7413   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
7414   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
7415   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
7416   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
7417   int yoffset = (gi->height - font_height) / 2;
7418   int y_above = gi->y - yoffset_above;
7419   int x = gi->x;
7420   int x_left, x_right, y;       /* set after gadget position was modified */
7421
7422   /* set position for gadgets with dynamically determined position */
7423   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
7424     ModifyGadget(gi, GDI_X, SX + ED_SETTINGS_X(checkbutton_info[id].x),GDI_END);
7425   ModifyGadget(gi, GDI_Y, SY + ED_SETTINGS_Y(checkbutton_info[id].y), GDI_END);
7426
7427   x_left = gi->x - xoffset_left;
7428   x_right = gi->x + gi->width + xoffset_right;
7429   y = gi->y + yoffset;
7430
7431   if (checkbutton_info[id].text_above)
7432     DrawText(x, y_above, checkbutton_info[id].text_above, font_nr);
7433
7434   if (checkbutton_info[id].text_left)
7435     DrawText(x_left, y, checkbutton_info[id].text_left, font_nr);
7436
7437   if (checkbutton_info[id].text_right)
7438     DrawText(x_right, y, checkbutton_info[id].text_right, font_nr);
7439
7440   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
7441
7442   MapGadget(gi);
7443 }
7444
7445 static void MapMainDrawingArea()
7446 {
7447   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
7448   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
7449   int i;
7450
7451   if (suppressBorderElement())
7452   {
7453     no_horizontal_scrollbar = (lev_fieldx <= ed_fieldx);
7454     no_vertical_scrollbar   = (lev_fieldy <= ed_fieldy);
7455   }
7456
7457   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
7458   {
7459     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
7460           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
7461          no_horizontal_scrollbar) ||
7462         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
7463           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
7464          no_vertical_scrollbar))
7465       continue;
7466
7467     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
7468   }
7469
7470   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
7471   {
7472     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
7473         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
7474       continue;
7475
7476     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
7477   }
7478
7479   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
7480 }
7481
7482 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
7483 {
7484   int i;
7485
7486   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
7487   {
7488     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
7489         i == GADGET_ID_CUSTOM_COPY_TO ||
7490         i == GADGET_ID_CUSTOM_EXCHANGE ||
7491         i == GADGET_ID_CUSTOM_COPY ||
7492         i == GADGET_ID_CUSTOM_PASTE)
7493     {
7494       if (map)
7495         MapGadget(level_editor_gadget[i]);
7496       else
7497         UnmapGadget(level_editor_gadget[i]);
7498     }
7499   }
7500 }
7501
7502 static void MapLevelEditorToolboxCustomGadgets()
7503 {
7504   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
7505 }
7506
7507 static void UnmapLevelEditorToolboxCustomGadgets()
7508 {
7509   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
7510 }
7511
7512 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
7513 {
7514   int i;
7515
7516   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
7517   {
7518     if (i != GADGET_ID_SINGLE_ITEMS &&
7519         i != GADGET_ID_PICK_ELEMENT)
7520     {
7521       struct GadgetInfo *gi = level_editor_gadget[i];
7522
7523       if (map)
7524       {
7525         MapGadget(gi);
7526       }
7527       else
7528       {
7529         int graphic = IMG_EDITOR_NO_TOOLBOX_BUTTON;
7530         struct GraphicInfo *gd = &graphic_info[graphic];
7531
7532         UnmapGadget(gi);
7533
7534         BlitBitmap(gd->bitmap, drawto, gd->src_x, gd->src_y,
7535                    gi->width, gi->height, gi->x, gi->y);
7536
7537         redraw_mask |= REDRAW_DOOR_3;
7538       }
7539     }
7540   }
7541 }
7542
7543 static void MapLevelEditorToolboxDrawingGadgets()
7544 {
7545   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
7546 }
7547
7548 static void UnmapLevelEditorToolboxDrawingGadgets()
7549 {
7550   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
7551 }
7552
7553 static void UnmapDrawingArea(int id)
7554 {
7555   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
7556 }
7557
7558 static void UnmapLevelEditorFieldGadgets()
7559 {
7560   int i;
7561
7562   for (i = 0; i < num_editor_gadgets; i++)
7563     if (IN_GFX_FIELD_FULL(level_editor_gadget[i]->x,
7564                           level_editor_gadget[i]->y))
7565       UnmapGadget(level_editor_gadget[i]);
7566 }
7567
7568 void UnmapLevelEditorGadgets()
7569 {
7570   int i;
7571
7572   for (i = 0; i < num_editor_gadgets; i++)
7573     UnmapGadget(level_editor_gadget[i]);
7574 }
7575
7576 static void ResetUndoBuffer()
7577 {
7578   undo_buffer_position = -1;
7579   undo_buffer_steps = -1;
7580   redo_buffer_steps = 0;
7581
7582   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7583
7584   level.changed = FALSE;
7585 }
7586
7587 static void DrawEditModeWindowExt(boolean remap_toolbox_gadgets)
7588 {
7589   if (remap_toolbox_gadgets)
7590   {
7591     ModifyEditorElementList();
7592     RedrawDrawingElements();
7593   }
7594
7595   if (edit_mode == ED_MODE_INFO)
7596     DrawLevelInfoWindow();
7597   else if (edit_mode == ED_MODE_PROPERTIES)
7598     DrawPropertiesWindow();
7599   else if (edit_mode == ED_MODE_PALETTE)
7600     DrawPaletteWindow();
7601   else  /* edit_mode == ED_MODE_DRAWING */
7602     DrawDrawingWindowExt(remap_toolbox_gadgets);
7603 }
7604
7605 static void DrawEditModeWindow()
7606 {
7607   DrawEditModeWindowExt(TRUE);
7608 }
7609
7610 static void DrawEditModeWindow_PlayfieldOnly()
7611 {
7612   DrawEditModeWindowExt(FALSE);
7613 }
7614
7615 static void ChangeEditModeWindow(int new_edit_mode)
7616 {
7617   edit_mode = (new_edit_mode != edit_mode ? new_edit_mode : ED_MODE_DRAWING);
7618
7619   DrawEditModeWindow();
7620 }
7621
7622 static boolean LevelChanged()
7623 {
7624   boolean field_changed = FALSE;
7625   int x, y;
7626
7627   for (y = 0; y < lev_fieldy; y++)
7628     for (x = 0; x < lev_fieldx; x++)
7629       if (Feld[x][y] != level.field[x][y])
7630         field_changed = TRUE;
7631
7632   return (level.changed || field_changed);
7633 }
7634
7635 static boolean PrepareSavingIntoPersonalLevelSet()
7636 {
7637   static LevelDirTree *last_copied_leveldir = NULL;
7638   static LevelDirTree *last_written_leveldir = NULL;
7639   static int last_copied_level_nr = -1;
7640   static int last_written_level_nr = -1;
7641   LevelDirTree *leveldir_former = leveldir_current;
7642   int level_nr_former = level_nr;
7643   int new_level_nr;
7644
7645   // remember last mod/save so that for current session, we write
7646   // back to the same personal copy, asking only about overwrite.
7647   if (leveldir_current == last_copied_leveldir &&
7648       level_nr == last_copied_level_nr)
7649   {
7650     // "cd" to personal level set dir (as used when writing last copy)
7651     leveldir_current = last_written_leveldir;
7652     level_nr = last_written_level_nr;
7653
7654     return TRUE;
7655   }
7656
7657   if (!Request("This level is read only! "
7658                "Save into personal level set?", REQ_ASK))
7659     return FALSE;
7660
7661   // "cd" to personal level set dir (for writing copy the first time)
7662   leveldir_current =
7663     getTreeInfoFromIdentifier(leveldir_first, getLoginName());
7664
7665   // find unused level number
7666   for (new_level_nr = leveldir_current->first_level; ; new_level_nr++)
7667   {
7668     static char *level_filename = NULL;
7669
7670     setString(&level_filename, getDefaultLevelFilename(new_level_nr));
7671
7672     if (!fileExists(level_filename))
7673       break;
7674   }
7675
7676   last_copied_leveldir = leveldir_former;
7677   last_copied_level_nr = level_nr_former;
7678
7679   last_written_leveldir = leveldir_current;
7680   last_written_level_nr = level_nr = new_level_nr;
7681
7682   return TRUE;
7683 }
7684
7685 static void ModifyLevelInfoForSavingIntoPersonalLevelSet(char *former_name)
7686 {
7687   static char *filename_levelinfo = NULL, *mod_name = NULL;
7688   FILE *file;
7689
7690   // annotate this copy-and-mod in personal levelinfo.conf
7691   setString(&filename_levelinfo,
7692             getPath2(getCurrentLevelDir(), LEVELINFO_FILENAME));
7693
7694   if ((file = fopen(filename_levelinfo, MODE_APPEND)))
7695   {
7696     fprintf(file, "\n");
7697     fprintf(file, "# level %d was modified from:\n", level_nr);
7698     fprintf(file, "# - previous level set name:    %s\n",
7699             former_name);
7700     fprintf(file, "# - level within previous set:  %d \"%s\"\n",
7701             level.file_info.nr, level.name);
7702     fprintf(file, "# - previous author:            %s\n",
7703             level.author);
7704     fprintf(file, "# - previous save date:         ");
7705
7706     if (level.creation_date.src == DATE_SRC_LEVELFILE)
7707     {
7708       fprintf(file, "%04d-%02d-%02d\n",
7709               level.creation_date.year,
7710               level.creation_date.month,
7711               level.creation_date.day);
7712     }
7713     else
7714     {
7715       fprintf(file, "not recorded\n");
7716     }
7717
7718     fclose(file);
7719   }
7720
7721   if (level_nr > leveldir_current->last_level)
7722     UpdateUserLevelSet(getLoginName(), NULL, NULL, level_nr + 9);
7723
7724   // else: allow the save even if annotation failed
7725
7726   // now... spray graffiti on the old level vital statistics
7727   // user can change these; just trying to set a good baseline
7728
7729   // don't truncate names for fear of making offensive or silly:
7730   // long-named original author only recorded in levelinfo.conf.
7731   // try to fit "Joe after Bob", "Joe (ed.)", then just "Joe"
7732   if (!strEqual(level.author, leveldir_current->author))
7733   {
7734     setString(&mod_name, getStringCat3(leveldir_current->author,
7735                                        " after ", level.author));
7736
7737     if (strlen(mod_name) > MAX_LEVEL_AUTHOR_LEN)
7738       setString(&mod_name,
7739                 getStringCat2(leveldir_current->author, " (ed.)"));
7740
7741     if (strlen(mod_name) > MAX_LEVEL_AUTHOR_LEN)
7742       setString(&mod_name, leveldir_current->author);
7743
7744     strncpy(level.author, mod_name, MAX_LEVEL_AUTHOR_LEN);
7745
7746     // less worried about truncation here
7747     setString(&mod_name, getStringCat2("Mod: ", level.name));
7748     strncpy(level.name, mod_name, MAX_LEVEL_NAME_LEN);
7749   }
7750 }
7751
7752 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
7753                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
7754 {
7755   int x, y;
7756
7757   for (x = 0; x < lev_fieldx; x++)
7758     for (y = 0; y < lev_fieldy; y++)
7759       dst[x][y] = src[x][y];
7760 }
7761
7762 static int setSelectboxValue(int selectbox_id, int new_value)
7763 {
7764   int new_index_value = 0;
7765   int i;
7766
7767   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
7768     if (selectbox_info[selectbox_id].options[i].value == new_value)
7769       new_index_value = i;
7770
7771   *selectbox_info[selectbox_id].value =
7772     selectbox_info[selectbox_id].options[new_index_value].value;
7773
7774   return new_index_value;
7775 }
7776
7777 static void setSelectboxSpecialActionVariablesIfNeeded()
7778 {
7779   int i;
7780
7781   /* change action mode and arg variables according to action type variable */
7782   for (i = 0; action_arg_options[i].value != -1; i++)
7783   {
7784     if (action_arg_options[i].value == custom_element_change.action_type)
7785     {
7786       int mode = action_arg_options[i].mode;
7787
7788       /* only change if corresponding selectbox has changed */
7789       if (selectbox_info[ED_SELECTBOX_ID_ACTION_MODE].options !=
7790           action_arg_modes[mode])
7791         custom_element_change.action_mode = -1;
7792
7793       /* only change if corresponding selectbox has changed */
7794       if (selectbox_info[ED_SELECTBOX_ID_ACTION_ARG].options !=
7795           action_arg_options[i].options)
7796         custom_element_change.action_arg = -1;
7797
7798       break;
7799     }
7800   }
7801 }
7802
7803 static void setSelectboxSpecialActionOptions()
7804 {
7805   int i;
7806
7807   /* change action mode and arg selectbox according to action type selectbox */
7808   for (i = 0; action_arg_options[i].value != -1; i++)
7809   {
7810     if (action_arg_options[i].value == custom_element_change.action_type)
7811     {
7812       int mode = action_arg_options[i].mode;
7813
7814       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
7815                                    action_arg_modes[mode]);
7816       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
7817                                  custom_element_change.action_mode);
7818
7819       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
7820                                    action_arg_options[i].options);
7821       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
7822                                  custom_element_change.action_arg);
7823       break;
7824     }
7825   }
7826 }
7827
7828 static void copy_custom_element_settings(int element_from, int element_to)
7829 {
7830   struct ElementInfo *ei_from = &element_info[element_from];
7831   struct ElementInfo *ei_to = &element_info[element_to];
7832
7833   copyElementInfo(ei_from, ei_to);
7834 }
7835
7836 static void replace_custom_element_in_settings(int element_from,
7837                                                int element_to)
7838 {
7839   int i, j, x, y;
7840
7841   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7842   {
7843     struct ElementInfo *ei = &element_info[i];
7844
7845     for (y = 0; y < 3; y++)
7846       for (x = 0; x < 3; x++)
7847         if (ei->content.e[x][y] == element_from)
7848           ei->content.e[x][y] = element_to;
7849
7850     for (j = 0; j < ei->num_change_pages; j++)
7851     {
7852       struct ElementChangeInfo *change = &ei->change_page[j];
7853
7854       if (change->target_element == element_from)
7855         change->target_element = element_to;
7856
7857       if (change->initial_trigger_element == element_from)
7858         change->initial_trigger_element = element_to;
7859
7860       if (change->action_element == element_from)
7861         change->action_element = element_to;
7862
7863       for (y = 0; y < 3; y++)
7864         for (x = 0; x < 3; x++)
7865           if (change->target_content.e[x][y] == element_from)
7866             change->target_content.e[x][y] = element_to;
7867     }
7868
7869     if (ei->group != NULL)                              /* group or internal */
7870       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
7871         if (ei->group->element[j] == element_from)
7872           ei->group->element[j] = element_to;
7873   }
7874 }
7875
7876 static void replace_custom_element_in_playfield(int element_from,
7877                                                 int element_to)
7878 {
7879   int x, y;
7880
7881   for (x = 0; x < lev_fieldx; x++)
7882     for (y = 0; y < lev_fieldy; y++)
7883       if (Feld[x][y] == element_from)
7884         Feld[x][y] = element_to;
7885 }
7886
7887 static boolean CopyCustomElement(int element_old, int element_new,
7888                                  int copy_mode)
7889 {
7890   int copy_mode_orig = copy_mode;
7891
7892   if (copy_mode == GADGET_ID_CUSTOM_COPY)
7893   {
7894     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
7895                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
7896     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
7897   }
7898   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
7899   {
7900     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
7901                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
7902     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
7903
7904     level.changed = TRUE;
7905   }
7906   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
7907   {
7908     Request("Please choose custom element!", REQ_CONFIRM);
7909
7910     return FALSE;
7911   }
7912   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
7913   {
7914     Request("Please choose group element!", REQ_CONFIRM);
7915
7916     return FALSE;
7917   }
7918   else
7919   {
7920     level.changed = TRUE;
7921   }
7922
7923   /* when modifying custom/group element, ask for copying level template */
7924   if (copy_mode_orig != GADGET_ID_CUSTOM_COPY && level.use_custom_template)
7925   {
7926     if (!AskToCopyAndModifyLevelTemplate())
7927       return FALSE;
7928   }
7929
7930   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
7931   {
7932     copy_custom_element_settings(element_new, element_old);
7933   }
7934   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
7935   {
7936     copy_custom_element_settings(element_old, element_new);
7937   }
7938   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
7939   {
7940     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
7941     copy_custom_element_settings(element_new, element_old);
7942     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
7943
7944     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
7945     replace_custom_element_in_settings(element_new, element_old);
7946     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
7947
7948     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
7949     replace_custom_element_in_playfield(element_new, element_old);
7950     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
7951   }
7952
7953   UpdateCustomElementGraphicGadgets();
7954   DrawPropertiesWindow();
7955
7956   return TRUE;
7957 }
7958
7959 static void CopyCustomElementPropertiesToEditor(int element)
7960 {
7961   int i;
7962   int current_change_page = element_info[element].current_change_page;
7963
7964   /* dynamically (re)build selectbox for selecting change page */
7965   for (i = 0; i < element_info[element].num_change_pages; i++)
7966   {
7967     sprintf(options_change_page_strings[i], "%d", i + 1);
7968
7969     options_change_page[i].value = i;
7970     options_change_page[i].text = options_change_page_strings[i];
7971   }
7972
7973   options_change_page[i].value = -1;
7974   options_change_page[i].text = NULL;
7975
7976   /* needed here to initialize combined element properties */
7977   InitElementPropertiesEngine(level.game_version);
7978
7979   element_info[element].change =
7980     &element_info[element].change_page[current_change_page];
7981
7982   custom_element = element_info[element];
7983   custom_element_change = *element_info[element].change;
7984
7985   /* needed to initially set selectbox options for special action options */
7986   setSelectboxSpecialActionOptions();
7987
7988   /* needed to initially set selectbox value variables to reliable defaults */
7989   for (i = 0; i < ED_NUM_SELECTBOX; i++)
7990     setSelectboxValue(i, *selectbox_info[i].value);
7991
7992   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
7993     custom_element_properties[i] = HAS_PROPERTY(element, i);
7994
7995   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
7996     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
7997
7998   /* ---------- element settings: configure (custom elements) ------------- */
7999
8000   /* set accessible layer selectbox help value */
8001   custom_element.access_type =
8002     (IS_WALKABLE(element) ? EP_WALKABLE :
8003      IS_PASSABLE(element) ? EP_PASSABLE :
8004      custom_element.access_type);
8005   custom_element.access_layer =
8006     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
8007      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
8008      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
8009      custom_element.access_layer);
8010   custom_element.access_protected =
8011     (IS_PROTECTED(element) ? 1 : 0);
8012   custom_element_properties[EP_ACCESSIBLE] =
8013     (IS_ACCESSIBLE_OVER(element) ||
8014      IS_ACCESSIBLE_INSIDE(element) ||
8015      IS_ACCESSIBLE_UNDER(element));
8016
8017   /* set walk-to-object action selectbox help value */
8018   custom_element.walk_to_action =
8019     (IS_DIGGABLE(element) ? EP_DIGGABLE :
8020      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
8021      IS_DROPPABLE(element) ? EP_DROPPABLE :
8022      IS_THROWABLE(element) ? EP_THROWABLE :
8023      IS_PUSHABLE(element) ? EP_PUSHABLE :
8024      custom_element.walk_to_action);
8025   custom_element_properties[EP_WALK_TO_OBJECT] =
8026     (IS_DIGGABLE(element) ||
8027      IS_COLLECTIBLE_ONLY(element) ||
8028      IS_DROPPABLE(element) ||
8029      IS_THROWABLE(element) ||
8030      IS_PUSHABLE(element));
8031
8032   /* set smash targets selectbox help value */
8033   custom_element.smash_targets =
8034     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
8035      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
8036      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
8037      custom_element.smash_targets);
8038   custom_element_properties[EP_CAN_SMASH] =
8039     (CAN_SMASH_EVERYTHING(element) ||
8040      CAN_SMASH_ENEMIES(element) ||
8041      CAN_SMASH_PLAYER(element));
8042
8043   /* set deadliness selectbox help value */
8044   custom_element.deadliness =
8045     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
8046      DONT_GET_HIT_BY(element) ? EP_DONT_GET_HIT_BY :
8047      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
8048      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
8049      custom_element.deadliness);
8050   custom_element_properties[EP_DEADLY] =
8051     (DONT_TOUCH(element) ||
8052      DONT_GET_HIT_BY(element) ||
8053      DONT_COLLIDE_WITH(element) ||
8054      DONT_RUN_INTO(element));
8055
8056   /* ---------- element settings: advanced (custom elements) --------------- */
8057
8058   /* set "change by direct action" selectbox help value */
8059   custom_element_change.direct_action =
8060     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
8061      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
8062      HAS_CHANGE_EVENT(element, CE_SWITCHED_BY_PLAYER) ? CE_SWITCHED_BY_PLAYER :
8063      HAS_CHANGE_EVENT(element, CE_SNAPPED_BY_PLAYER) ? CE_SNAPPED_BY_PLAYER :
8064      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
8065      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
8066      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
8067      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
8068      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
8069      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
8070      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
8071      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
8072      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
8073      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
8074      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES) ? CE_VALUE_CHANGES :
8075      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES) ? CE_SCORE_CHANGES :
8076      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
8077      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO) ? CE_SCORE_GETS_ZERO :
8078      custom_element_change.direct_action);
8079
8080   /* set "change by other element action" selectbox help value */
8081   custom_element_change.other_action =
8082     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
8083      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
8084      HAS_CHANGE_EVENT(element, CE_PLAYER_SWITCHES_X) ? CE_PLAYER_SWITCHES_X :
8085      HAS_CHANGE_EVENT(element, CE_PLAYER_SNAPS_X) ? CE_PLAYER_SNAPS_X :
8086      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
8087      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
8088      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
8089      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
8090      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
8091      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
8092      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
8093      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
8094      HAS_CHANGE_EVENT(element, CE_DIGGING_X) ? CE_DIGGING_X :
8095      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
8096      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
8097      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
8098      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
8099      HAS_CHANGE_EVENT(element, CE_MOVE_OF_X) ? CE_MOVE_OF_X :
8100      HAS_CHANGE_EVENT(element, CE_CREATION_OF_X) ? CE_CREATION_OF_X :
8101      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES_OF_X) ? CE_VALUE_CHANGES_OF_X :
8102      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES_OF_X) ? CE_SCORE_CHANGES_OF_X :
8103      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
8104      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO_OF_X) ? CE_SCORE_GETS_ZERO_OF_X :
8105      custom_element_change.other_action);
8106 }
8107
8108 static void CopyGroupElementPropertiesToEditor(int element)
8109 {
8110   group_element_info = *element_info[element].group;
8111   custom_element = element_info[element];       /* needed for description */
8112 }
8113
8114 static void CopyClassicElementPropertiesToEditor(int element)
8115 {
8116   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
8117     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
8118       getMoveIntoAcidProperty(&level, element);
8119
8120   if (MAYBE_DONT_COLLIDE_WITH(element))
8121     custom_element_properties[EP_DONT_COLLIDE_WITH] =
8122       getDontCollideWithProperty(&level, element);
8123 }
8124
8125 static void CopyElementPropertiesToEditor(int element)
8126 {
8127   if (IS_CUSTOM_ELEMENT(element))
8128     CopyCustomElementPropertiesToEditor(element);
8129   else if (IS_GROUP_ELEMENT(element))
8130     CopyGroupElementPropertiesToEditor(element);
8131   else
8132     CopyClassicElementPropertiesToEditor(element);
8133 }
8134
8135 static boolean AskToCopyAndModifyLevelTemplate()
8136 {
8137   if (Request("Copy and modify settings from level template?", REQ_ASK))
8138   {
8139     level.use_custom_template = FALSE;
8140
8141     ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE_1],
8142                  GDI_CHECKED, FALSE, GDI_END);
8143     ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE_2],
8144                  GDI_CHECKED, FALSE, GDI_END);
8145
8146     return TRUE;
8147   }
8148   else
8149   {
8150     LoadLevelTemplate(-1);      /* this resets all element modifications ... */
8151
8152     DrawEditModeWindow();       /* ... and copies them to 'custom_element' */
8153
8154     return FALSE;
8155   }
8156 }
8157
8158 static void CopyCustomElementPropertiesToGame(int element)
8159 {
8160   int i;
8161   int access_type_and_layer;
8162
8163   /* mark that this custom element has been modified */
8164   custom_element.modified_settings = TRUE;
8165   level.changed = TRUE;
8166
8167   if (level.use_custom_template)
8168     AskToCopyAndModifyLevelTemplate();
8169
8170   element_info[element] = custom_element;
8171   *element_info[element].change = custom_element_change;
8172
8173   /* ---------- element settings: configure (custom elements) ------------- */
8174
8175   /* set accessible property from checkbox and selectbox */
8176   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
8177   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
8178   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
8179   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
8180   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
8181   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
8182   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
8183                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
8184                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
8185   custom_element_properties[access_type_and_layer] =
8186     custom_element_properties[EP_ACCESSIBLE];
8187   custom_element_properties[EP_PROTECTED] =
8188     (custom_element.access_protected != 0 &&
8189      custom_element_properties[EP_ACCESSIBLE]);
8190
8191   /* set walk-to-object property from checkbox and selectbox */
8192   custom_element_properties[EP_DIGGABLE] = FALSE;
8193   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
8194   custom_element_properties[EP_DROPPABLE] = FALSE;
8195   custom_element_properties[EP_THROWABLE] = FALSE;
8196   custom_element_properties[EP_PUSHABLE] = FALSE;
8197   custom_element_properties[custom_element.walk_to_action] =
8198     custom_element_properties[EP_WALK_TO_OBJECT];
8199
8200   /* set smash property from checkbox and selectbox */
8201   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
8202   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
8203   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
8204   custom_element_properties[custom_element.smash_targets] =
8205     custom_element_properties[EP_CAN_SMASH];
8206
8207   /* set deadliness property from checkbox and selectbox */
8208   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
8209   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
8210   custom_element_properties[EP_DONT_GET_HIT_BY] = FALSE;
8211   custom_element_properties[EP_DONT_TOUCH] = FALSE;
8212   custom_element_properties[custom_element.deadliness] =
8213     custom_element_properties[EP_DEADLY];
8214
8215   /* ---------- element settings: advanced (custom elements) --------------- */
8216
8217   /* set player change event from checkbox and selectbox */
8218   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
8219   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
8220   custom_element_change_events[CE_SWITCHED_BY_PLAYER] = FALSE;
8221   custom_element_change_events[CE_SNAPPED_BY_PLAYER] = FALSE;
8222   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
8223   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
8224   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
8225   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
8226   custom_element_change_events[CE_SWITCHED] = FALSE;
8227   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
8228   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
8229   custom_element_change_events[CE_BLOCKED] = FALSE;
8230   custom_element_change_events[CE_IMPACT] = FALSE;
8231   custom_element_change_events[CE_SMASHED] = FALSE;
8232   custom_element_change_events[CE_VALUE_CHANGES] = FALSE;
8233   custom_element_change_events[CE_SCORE_CHANGES] = FALSE;
8234   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
8235   custom_element_change_events[CE_SCORE_GETS_ZERO] = FALSE;
8236   custom_element_change_events[custom_element_change.direct_action] =
8237     custom_element_change_events[CE_BY_DIRECT_ACTION];
8238
8239   /* set other element action change event from checkbox and selectbox */
8240   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
8241   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
8242   custom_element_change_events[CE_PLAYER_SWITCHES_X] = FALSE;
8243   custom_element_change_events[CE_PLAYER_SNAPS_X] = FALSE;
8244   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
8245   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
8246   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
8247   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
8248   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
8249   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
8250   custom_element_change_events[CE_TOUCHING_X] = FALSE;
8251   custom_element_change_events[CE_HITTING_X] = FALSE;
8252   custom_element_change_events[CE_DIGGING_X] = FALSE;
8253   custom_element_change_events[CE_HIT_BY_X] = FALSE;
8254   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
8255   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
8256   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
8257   custom_element_change_events[CE_MOVE_OF_X] = FALSE;
8258   custom_element_change_events[CE_CREATION_OF_X] = FALSE;
8259   custom_element_change_events[CE_VALUE_CHANGES_OF_X] = FALSE;
8260   custom_element_change_events[CE_SCORE_CHANGES_OF_X] = FALSE;
8261   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
8262   custom_element_change_events[CE_SCORE_GETS_ZERO_OF_X] = FALSE;
8263   custom_element_change_events[custom_element_change.other_action] =
8264     custom_element_change_events[CE_BY_OTHER_ACTION];
8265
8266   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
8267     SET_PROPERTY(element, i, custom_element_properties[i]);
8268
8269   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
8270     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
8271
8272   /* copy change events also to special level editor variable */
8273   custom_element = element_info[element];
8274   custom_element_change = *element_info[element].change;
8275 }
8276
8277 static void CopyGroupElementPropertiesToGame(int element)
8278 {
8279   /* mark that this group element has been modified */
8280   custom_element.modified_settings = TRUE;
8281   level.changed = TRUE;
8282
8283   if (level.use_custom_template)
8284     AskToCopyAndModifyLevelTemplate();
8285
8286   element_info[element] = custom_element;
8287   *element_info[element].group = group_element_info;
8288 }
8289
8290 static void CopyClassicElementPropertiesToGame(int element)
8291 {
8292   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
8293     setMoveIntoAcidProperty(&level, element,
8294                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
8295
8296   if (MAYBE_DONT_COLLIDE_WITH(element))
8297     setDontCollideWithProperty(&level, element,
8298                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
8299 }
8300
8301 static void CopyElementPropertiesToGame(int element)
8302 {
8303   if (IS_CUSTOM_ELEMENT(element))
8304     CopyCustomElementPropertiesToGame(element);
8305   else if (IS_GROUP_ELEMENT(element))
8306     CopyGroupElementPropertiesToGame(element);
8307   else
8308     CopyClassicElementPropertiesToGame(element);
8309 }
8310
8311 void CheckElementDescriptions()
8312 {
8313   int i;
8314
8315   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
8316     if (getElementDescriptionFilename(i) == NULL && !IS_OBSOLETE(i))
8317       Error(ERR_WARN, "no element description file for element '%s'",
8318             EL_NAME(i));
8319 }
8320
8321 static int getMaxEdFieldX(boolean has_scrollbar)
8322 {
8323   int scrollbar_width = (has_scrollbar ? ED_SCROLLBUTTON_XSIZE : 0);
8324   int sxsize = SXSIZE - scrollbar_width;
8325   int max_ed_fieldx = sxsize / ed_tilesize;
8326
8327   return max_ed_fieldx;
8328 }
8329
8330 static int getMaxEdFieldY(boolean has_scrollbar)
8331 {
8332   int infotext_height = (IN_PIX_FIELD(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY) ?
8333                          INFOTEXT_YSIZE_FULL : 0);
8334   int scrollbar_height = (has_scrollbar ? ED_SCROLLBUTTON_YSIZE : 0);
8335   int sysize = SYSIZE - scrollbar_height - infotext_height;
8336   int max_ed_fieldy = sysize / ed_tilesize;
8337
8338   return max_ed_fieldy;
8339 }
8340
8341 void InitZoomLevelSettings(int zoom_tilesize)
8342 {
8343   static int last_game_engine_type = GAME_ENGINE_TYPE_UNKNOWN;
8344
8345   if (zoom_tilesize == -1 && level.game_engine_type != last_game_engine_type)
8346   {
8347     ed_tilesize = setup.auto_setup.editor_zoom_tilesize;
8348     ed_tilesize_default = DEFAULT_EDITOR_TILESIZE;
8349
8350     if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
8351     {
8352       ed_tilesize = DEFAULT_EDITOR_TILESIZE_MM;
8353       ed_tilesize_default = DEFAULT_EDITOR_TILESIZE_MM;
8354     }
8355   }
8356
8357   last_game_engine_type = level.game_engine_type;
8358
8359   // limit zoom tilesize by upper and lower bound
8360   ed_tilesize = MIN(MAX(MICRO_TILESIZE, ed_tilesize), TILESIZE);
8361
8362   // store zoom tilesize in auto setup file only if it was manually changed
8363   if (zoom_tilesize != -1)
8364     setup.auto_setup.editor_zoom_tilesize = ed_tilesize;
8365
8366   MAX_ED_FIELDX = getMaxEdFieldX(FALSE);
8367   MAX_ED_FIELDY = getMaxEdFieldY(FALSE);
8368 }
8369
8370 static void InitDrawingElements()
8371 {
8372   static int game_engine_type_last = GAME_ENGINE_TYPE_UNKNOWN;
8373
8374   if (level.game_engine_type == game_engine_type_last)
8375     return;
8376
8377   if (level.game_engine_type == GAME_ENGINE_TYPE_SP)
8378   {
8379     new_element1 = EL_SP_CHIP_SINGLE;
8380     new_element2 = EL_EMPTY;
8381     new_element3 = EL_SP_BASE;
8382   }
8383   else if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
8384   {
8385     new_element1 = EL_MM_MIRROR_START;
8386     new_element2 = EL_EMPTY;
8387     new_element3 = EL_MM_WOODEN_WALL;
8388   }
8389   else
8390   {
8391     new_element1 = EL_WALL;
8392     new_element2 = EL_EMPTY;
8393     new_element3 = EL_SAND;
8394   }
8395
8396   game_engine_type_last = level.game_engine_type;
8397 }
8398
8399 static void InitLevelSetInfo()
8400 {
8401   snprintf(levelset_name,   MAX_LEVEL_NAME_LEN + 1,
8402            "%s", leveldir_current->name);
8403   snprintf(levelset_author, MAX_LEVEL_AUTHOR_LEN + 1,
8404            "%s", leveldir_current->author);
8405
8406   levelset_num_levels = leveldir_current->levels;
8407
8408   levelset_use_levelset_artwork = FALSE;
8409   levelset_copy_level_template = FALSE;
8410
8411   levelset_save_mode = LEVELSET_SAVE_MODE_UPDATE;
8412 }
8413
8414 static void ChangeEditorToLevelSet(char *levelset_subdir)
8415 {
8416   leveldir_current = getTreeInfoFromIdentifier(leveldir_first, levelset_subdir);
8417
8418   // the previous level set might have used custom artwork
8419   ReloadCustomArtwork(0);
8420
8421   LoadLevelSetup_SeriesInfo();
8422
8423   SaveLevelSetup_LastSeries();
8424   SaveLevelSetup_SeriesInfo();
8425
8426   TapeErase();
8427
8428   LoadLevel(level_nr);
8429   LoadScore(level_nr);
8430
8431   DrawLevelEd();
8432 }
8433
8434 static boolean useEditorDoorAnimation()
8435 {
8436   struct RectWithBorder *vp_door_1 = &viewport.door_1[GAME_MODE_MAIN];
8437   boolean door_1_viewport_unchanged =
8438     (vp_door_1->x      == DX     &&
8439      vp_door_1->y      == DY     &&
8440      vp_door_1->width  == DXSIZE &&
8441      vp_door_1->height == DYSIZE);
8442   boolean door_1_contains_toolbox =
8443     (EX >= DX &&
8444      EY >= DY &&
8445      EX + EXSIZE <= DX + DXSIZE &&
8446      EY + EYSIZE <= DY + DYSIZE);
8447
8448   return (door_1_viewport_unchanged && door_1_contains_toolbox);
8449 }
8450
8451 void DrawEditorDoorContent()
8452 {
8453   /* needed for gadgets drawn on background (like palette scrollbar) */
8454   SetDoorBackgroundImage(IMG_UNDEFINED);
8455
8456   /* copy default editor door content to main double buffer */
8457   BlitBitmap(graphic_info[IMG_BACKGROUND_PALETTE].bitmap, drawto,
8458              graphic_info[IMG_BACKGROUND_PALETTE].src_x,
8459              graphic_info[IMG_BACKGROUND_PALETTE].src_y,
8460              MIN(DXSIZE, graphic_info[IMG_BACKGROUND_PALETTE].width),
8461              MIN(DYSIZE, graphic_info[IMG_BACKGROUND_PALETTE].height),
8462              DX, DY);
8463
8464   /* draw bigger door */
8465   DrawSpecialEditorDoor();
8466
8467   /* draw new control window */
8468   BlitBitmap(graphic_info[IMG_BACKGROUND_TOOLBOX].bitmap, drawto,
8469              graphic_info[IMG_BACKGROUND_TOOLBOX].src_x,
8470              graphic_info[IMG_BACKGROUND_TOOLBOX].src_y,
8471              MIN(EXSIZE, graphic_info[IMG_BACKGROUND_TOOLBOX].width),
8472              MIN(EYSIZE, graphic_info[IMG_BACKGROUND_TOOLBOX].height),
8473              EX, EY);
8474
8475   /* draw all toolbox gadgets to editor doors */
8476   MapControlButtons();
8477
8478   /* draw all palette gadgets to editor doors */
8479   ModifyEditorElementList();
8480   RedrawDrawingElements();
8481
8482   /* copy actual editor door content to door double buffer for OpenDoor() */
8483   BlitBitmap(drawto, bitmap_db_door_1, DX, DY, DXSIZE, DYSIZE, 0, 0);
8484 }
8485
8486 void DrawLevelEd()
8487 {
8488   int fade_mask = REDRAW_FIELD;
8489
8490   FadeSoundsAndMusic();
8491
8492   if (CheckIfGlobalBorderOrPlayfieldViewportHasChanged())
8493     fade_mask = REDRAW_ALL;
8494
8495   FadeOut(fade_mask);
8496
8497   /* needed if different viewport properties defined for editor */
8498   ChangeViewportPropertiesIfNeeded();
8499
8500   ClearField();
8501
8502   InitZoomLevelSettings(-1);
8503   InitDrawingElements();
8504   InitLevelSetInfo();
8505
8506 #if DEBUG
8507   CheckElementDescriptions();
8508 #endif
8509
8510   if (level_editor_test_game)
8511   {
8512     CopyPlayfield(level.field, Feld);
8513     CopyPlayfield(FieldBackup, level.field);
8514
8515     level_editor_test_game = FALSE;
8516   }
8517   else
8518   {
8519     edit_mode = ED_MODE_DRAWING;
8520     edit_mode_levelinfo = ED_MODE_LEVELINFO_LEVEL;
8521     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
8522
8523     ResetUndoBuffer();
8524
8525     level_xpos = -1;
8526     level_ypos = -1;
8527   }
8528
8529   // redraw_mask |= REDRAW_ALL;
8530
8531   FreeLevelEditorGadgets();
8532   CreateLevelEditorGadgets();
8533
8534   ReinitializeElementList();            /* update dynamic level element list */
8535   ReinitializeElementListButtons();     /* custom element may look different */
8536
8537   InitElementPropertiesGfxElement();
8538
8539   UnmapAllGadgets();
8540
8541   DrawEditModeWindow_PlayfieldOnly();
8542
8543   DrawMaskedBorder(fade_mask);
8544
8545   // use door animation if door 1 viewport is unchanged and contains toolbox
8546   if (useEditorDoorAnimation())
8547   {
8548     FadeIn(fade_mask);
8549
8550     DrawEditorDoorContent();
8551
8552     OpenDoor(DOOR_OPEN_1 | DOOR_FORCE_ANIM);
8553   }
8554   else
8555   {
8556     DrawEditorDoorContent();
8557
8558     FadeIn(fade_mask);
8559   }
8560
8561   SetDoorState(DOOR_OPEN_1 | DOOR_OPEN_2);
8562 }
8563
8564 static void AdjustDrawingAreaGadgets()
8565 {
8566   int ed_xsize = lev_fieldx + 2;
8567   int ed_ysize = lev_fieldy + 2;
8568   int max_ed_fieldx = MAX_ED_FIELDX;
8569   int max_ed_fieldy = MAX_ED_FIELDY;
8570   boolean horizontal_scrollbar_needed;
8571   boolean vertical_scrollbar_needed;
8572   int x, y, width, height;
8573
8574   if (suppressBorderElement())
8575   {
8576     ed_xsize = max_ed_fieldx;
8577     ed_ysize = max_ed_fieldy;
8578   }
8579
8580   /* check if we need any scrollbars */
8581   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
8582   vertical_scrollbar_needed   = (ed_ysize > max_ed_fieldy);
8583
8584   /* check if we have a smaller editor field because of scrollbars */
8585   max_ed_fieldx = getMaxEdFieldX(vertical_scrollbar_needed);
8586   max_ed_fieldy = getMaxEdFieldY(horizontal_scrollbar_needed);
8587
8588   /* check again if we now need more scrollbars because of less space */
8589   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
8590   vertical_scrollbar_needed   = (ed_ysize > max_ed_fieldy);
8591
8592   /* check if editor field gets even smaller after adding new scrollbars */
8593   max_ed_fieldx = getMaxEdFieldX(vertical_scrollbar_needed);
8594   max_ed_fieldy = getMaxEdFieldY(horizontal_scrollbar_needed);
8595
8596   ed_fieldx = (ed_xsize > max_ed_fieldx ? max_ed_fieldx : ed_xsize);
8597   ed_fieldy = (ed_ysize > max_ed_fieldy ? max_ed_fieldy : ed_ysize);
8598
8599   x = SX + ed_fieldx * ed_tilesize;
8600   y = SY + ed_fieldy * ed_tilesize;
8601
8602   width  = ed_fieldx * ed_tilesize - 2 * ED_SCROLLBUTTON_XSIZE;
8603   height = ed_fieldy * ed_tilesize - 2 * ED_SCROLLBUTTON_YSIZE;
8604
8605   /* adjust drawing area gadget */
8606   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
8607                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
8608                GDI_ITEM_SIZE, ed_tilesize, ed_tilesize,
8609                GDI_END);
8610
8611   /* adjust horizontal scrollbar gadgets */
8612   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LEFT],
8613                GDI_Y, y,
8614                GDI_END);
8615   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT],
8616                GDI_X, x - ED_SCROLLBUTTON_XSIZE,
8617                GDI_Y, y,
8618                GDI_END);
8619   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8620                GDI_Y, y,
8621                GDI_WIDTH, width,
8622                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
8623                GDI_END);
8624
8625   /* adjust vertical scrollbar gadgets */
8626   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_UP],
8627                GDI_X, x,
8628                GDI_END);
8629   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN],
8630                GDI_X, x,
8631                GDI_Y, y - ED_SCROLLBUTTON_YSIZE,
8632                GDI_END);
8633   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8634                GDI_X, x,
8635                GDI_HEIGHT, height,
8636                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
8637                GDI_END);
8638 }
8639
8640 static void AdjustLevelScrollPosition()
8641 {
8642   if (level_xpos < -1)
8643     level_xpos = -1;
8644   if (level_xpos > lev_fieldx - ed_fieldx + 1)
8645     level_xpos = lev_fieldx - ed_fieldx + 1;
8646   if (lev_fieldx < ed_fieldx - 2)
8647     level_xpos = -1;
8648
8649   if (level_ypos < -1)
8650     level_ypos = -1;
8651   if (level_ypos > lev_fieldy - ed_fieldy + 1)
8652     level_ypos = lev_fieldy - ed_fieldy + 1;
8653   if (lev_fieldy < ed_fieldy - 2)
8654     level_ypos = -1;
8655
8656   if (suppressBorderElement())
8657   {
8658     level_xpos = 0;
8659     level_ypos = 0;
8660   }
8661 }
8662
8663 static void AdjustEditorScrollbar(int id)
8664 {
8665   struct GadgetInfo *gi = level_editor_gadget[id];
8666   int items_max, items_visible, item_position;
8667
8668   if (id == GADGET_ID_SCROLL_HORIZONTAL)
8669   {
8670     items_max = MAX(lev_fieldx + 2, ed_fieldx);
8671     items_visible = ed_fieldx;
8672     item_position = level_xpos + 1;
8673   }
8674   else
8675   {
8676     items_max = MAX(lev_fieldy + 2, ed_fieldy);
8677     items_visible = ed_fieldy;
8678     item_position = level_ypos + 1;
8679   }
8680
8681   if (item_position > items_max - items_visible)
8682     item_position = items_max - items_visible;
8683
8684   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
8685                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
8686 }
8687
8688 static void AdjustElementListScrollbar()
8689 {
8690   struct GadgetInfo *gi = level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL];
8691   int items_max, items_visible, item_position;
8692
8693   /* correct position of element list scrollbar */
8694   if (element_shift < 0)
8695     element_shift = 0;
8696   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8697     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8698
8699   items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
8700   items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
8701   item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
8702
8703   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
8704                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
8705                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
8706 }
8707
8708 static void ModifyEditorCounterValue(int counter_id, int new_value)
8709 {
8710   int *counter_value = counterbutton_info[counter_id].value;
8711   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
8712   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8713
8714   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
8715
8716   if (counter_value != NULL)
8717     *counter_value = gi->textinput.number_value;
8718 }
8719
8720 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
8721 {
8722   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
8723   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8724
8725   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
8726
8727   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
8728       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
8729   {
8730     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
8731     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
8732
8733     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
8734     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_SMALL_DISTANCE,
8735                  GDI_END);
8736   }
8737 }
8738
8739 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
8740 {
8741   int gadget_id = selectbox_info[selectbox_id].gadget_id;
8742   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8743   int new_index_value = setSelectboxValue(selectbox_id, new_value);
8744
8745   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
8746 }
8747
8748 static void ModifyEditorSelectboxOptions(int selectbox_id,
8749                                          struct ValueTextInfo *options)
8750 {
8751   int gadget_id = selectbox_info[selectbox_id].gadget_id;
8752   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8753
8754   selectbox_info[selectbox_id].options = options;
8755
8756   /* set index to zero -- list may be shorter now (correct later, if needed) */
8757   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
8758                GDI_SELECTBOX_OPTIONS, options, GDI_END);
8759 }
8760
8761 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
8762 {
8763   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
8764   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8765
8766   drawingarea_info[drawingarea_id].area_xsize = xsize;
8767   drawingarea_info[drawingarea_id].area_ysize = ysize;
8768
8769   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
8770 }
8771
8772 static void ModifyEditorElementList()
8773 {
8774   int i;
8775
8776   if (!use_permanent_palette && edit_mode != ED_MODE_PALETTE)
8777     return;
8778
8779   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
8780   {
8781     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
8782     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8783     struct GadgetDesign *gd = &gi->deco.design;
8784     int element = editor_elements[element_shift + i];
8785     int tile_size = BUTTON_TILE_SIZE(editor.palette.tile_size);
8786
8787     UnmapGadget(gi);
8788
8789     getEditorGraphicSource(element, tile_size, &gd->bitmap, &gd->x, &gd->y);
8790
8791     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
8792
8793     MapGadget(gi);
8794   }
8795 }
8796
8797 static void DrawDrawingElementGraphic(int element, struct XYTileSize *pos)
8798 {
8799   int graphic = el2edimg(element);
8800   int tile_size = BUTTON_TILE_SIZE(pos->tile_size);
8801
8802   if (pos->x == -1 &&
8803       pos->y == -1)
8804     return;
8805
8806   DrawSizedGraphicExt(drawto, DX + pos->x, DY + pos->y, graphic, 0, tile_size);
8807 }
8808
8809 static void ModifyDrawingElementButton(int element, int id)
8810 {
8811   struct GadgetInfo *gi = level_editor_gadget[id];
8812   Bitmap *deco_bitmap;
8813   int deco_x, deco_y;
8814   int tile_size = gi->deco.width;
8815
8816   getEditorGraphicSource(element, tile_size, &deco_bitmap, &deco_x, &deco_y);
8817
8818   ModifyGadget(gi, GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y, GDI_END);
8819 }
8820
8821 static void PickDrawingElement(int button, int element)
8822 {
8823   struct
8824   {
8825     int *new_element;
8826     struct XYTileSize *pos;
8827     int id;
8828   } de, drawing_elements[] =
8829   {
8830     { &new_element1, &editor.palette.element_left,   GADGET_ID_ELEMENT_LEFT   },
8831     { &new_element2, &editor.palette.element_middle, GADGET_ID_ELEMENT_MIDDLE },
8832     { &new_element3, &editor.palette.element_right,  GADGET_ID_ELEMENT_RIGHT  },
8833   };
8834
8835   if (button < 1 || button > 3)
8836     return;
8837
8838   if (IS_MM_WALL(element))
8839     element = map_mm_wall_element(element);
8840
8841   de = drawing_elements[button - 1];
8842
8843   *de.new_element = element;    // update global drawing element variable
8844
8845   DrawDrawingElementGraphic(element, de.pos);
8846   ModifyDrawingElementButton(element, de.id);
8847
8848   redraw_mask |= REDRAW_DOOR_1;
8849 }
8850
8851 static void RedrawDrawingElements()
8852 {
8853   PickDrawingElement(1, new_element1);
8854   PickDrawingElement(2, new_element2);
8855   PickDrawingElement(3, new_element3);
8856 }
8857
8858 static void DrawDrawingWindowExt(boolean remap_toolbox_gadgets)
8859 {
8860   stick_element_properties_window = FALSE;
8861
8862   SetMainBackgroundImage(IMG_UNDEFINED);
8863   ClearField();
8864
8865   UnmapLevelEditorFieldGadgets();
8866
8867   AdjustDrawingAreaGadgets();
8868   AdjustLevelScrollPosition();
8869   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
8870   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
8871
8872   DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8873
8874   MapMainDrawingArea();
8875
8876   if (remap_toolbox_gadgets)
8877   {
8878     UnmapLevelEditorToolboxCustomGadgets();
8879     MapLevelEditorToolboxDrawingGadgets();
8880   }
8881 }
8882
8883 static void DrawDrawingWindow()
8884 {
8885   DrawDrawingWindowExt(TRUE);
8886 }
8887
8888 static int getTabulatorBarWidth()
8889 {
8890   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
8891   struct GadgetInfo *gd_gi4 = level_editor_gadget[GADGET_ID_PROPERTIES_CHANGE];
8892
8893   return gd_gi4->x - gd_gi1->x + gd_gi4->width;
8894 }
8895
8896 static int getTabulatorBarHeight()
8897 {
8898   return ED_TAB_BAR_HEIGHT;
8899 }
8900
8901 static Pixel getTabulatorBarColor()
8902 {
8903   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_LEVELINFO_LEVEL];
8904   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
8905   int gd_x = gd->x + gd_gi1->border.width / 2;
8906   int gd_y = gd->y + gd_gi1->height - 1;
8907
8908   return GetPixel(gd->bitmap, gd_x, gd_y);
8909 }
8910
8911 static void DrawLevelInfoTabulatorGadgets()
8912 {
8913   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_LEVELINFO_LEVEL];
8914   Pixel tab_color = getTabulatorBarColor();
8915   int id_first = ED_TAB_BUTTON_ID_LEVELINFO_FIRST;
8916   int id_last  = ED_TAB_BUTTON_ID_LEVELINFO_LAST;
8917   int i;
8918
8919   for (i = id_first; i <= id_last; i++)
8920   {
8921     int gadget_id = textbutton_info[i].gadget_id;
8922     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8923     boolean active = (i != edit_mode_levelinfo);
8924
8925     /* draw background line below tabulator button */
8926     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
8927
8928     /* draw solid line below inactive tabulator buttons */
8929     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
8930       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,
8931                     ED_GADGET_TINY_DISTANCE, tab_color);
8932
8933     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
8934     MapTextbuttonGadget(i);
8935   }
8936
8937   /* draw little border line below tabulator buttons */
8938   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8939     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height +
8940                   ED_GADGET_TINY_DISTANCE,
8941                   getTabulatorBarWidth(), getTabulatorBarHeight(), tab_color);
8942 }
8943
8944 static void DrawPropertiesTabulatorGadgets()
8945 {
8946   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
8947   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
8948   int gd_x = gd->x + gd_gi1->border.width / 2;
8949   int gd_y = gd->y + gd_gi1->height - 1;
8950   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
8951   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
8952   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
8953   int i;
8954
8955   /* draw two config tabulators for player elements */
8956   if (ELEM_IS_PLAYER(properties_element))
8957     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2;
8958
8959   /* draw two config and one "change" tabulator for custom elements */
8960   if (IS_CUSTOM_ELEMENT(properties_element))
8961     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
8962
8963   for (i = id_first; i <= id_last; i++)
8964   {
8965     int gadget_id = textbutton_info[i].gadget_id;
8966     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8967     boolean active = (i != edit_mode_properties);
8968
8969     /* use "config 1" and "config 2" instead of "config" for players and CEs */
8970     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
8971         (ELEM_IS_PLAYER(properties_element) ||
8972          IS_CUSTOM_ELEMENT(properties_element)))
8973       continue;
8974
8975     /* draw background line below tabulator button */
8976     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
8977
8978     /* draw solid line below inactive tabulator buttons */
8979     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
8980       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,
8981                     ED_GADGET_TINY_DISTANCE, tab_color);
8982
8983     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
8984     MapTextbuttonGadget(i);
8985   }
8986
8987   /* draw little border line below tabulator buttons */
8988   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8989     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height +
8990                   ED_GADGET_TINY_DISTANCE,
8991                   getTabulatorBarWidth(), getTabulatorBarHeight(), tab_color);
8992 }
8993
8994 static void PrintInfoText(char *text, int font_nr, int xpos, int ypos)
8995 {
8996   DrawText(SX + xpos, SY + ypos, text, font_nr);
8997 }
8998
8999 static int PrintElementDescriptionFromFile(char *filename, int font_nr,
9000                                            int xpos, int ypos)
9001 {
9002   int font_width = getFontWidth(font_nr);
9003   int font_height = getFontHeight(font_nr);
9004   int max_chars_per_line = (SXSIZE - 2 * xpos) / font_width;
9005   int max_lines_drawable = (SYSIZE - ypos) / font_height - 1;
9006
9007   return DrawTextFile(SX + xpos, SY + ypos, filename, font_nr,
9008                       max_chars_per_line, -1, max_lines_drawable, 0, -1,
9009                       TRUE, FALSE, FALSE);
9010 }
9011
9012 static void DrawLevelInfoLevel()
9013 {
9014   int i;
9015
9016   /* draw counter gadgets */
9017   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
9018     MapCounterButtons(i);
9019
9020   /* draw checkbutton gadgets */
9021   for (i = ED_CHECKBUTTON_ID_LEVEL_FIRST; i<= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
9022     MapCheckbuttonGadget(i);
9023
9024   /* draw selectbox gadgets */
9025   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
9026     MapSelectboxGadget(i);
9027
9028   /* draw text input gadgets */
9029   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
9030     MapTextInputGadget(i);
9031 }
9032
9033 static char *getLevelSubdirFromSaveMode(int save_mode)
9034 {
9035   if (save_mode == LEVELSET_SAVE_MODE_CREATE)
9036     return getNewUserLevelSubdir();
9037
9038   return leveldir_current->subdir;
9039 }
9040
9041 static void DrawLevelInfoLevelSet_DirectoryInfo()
9042 {
9043   char *directory_text = "Level set directory:";
9044   char *directory_name = getLevelSubdirFromSaveMode(levelset_save_mode);
9045   int font1_nr = FONT_TEXT_1;
9046   int font2_nr = FONT_TEXT_2;
9047   int font1_height = getFontHeight(font1_nr);
9048   int yoffset_above = font1_height + ED_GADGET_LINE_DISTANCE;
9049   int x = ED_LEVEL_SETTINGS_X(0);
9050   int y = ED_LEVEL_SETTINGS_Y(6);
9051
9052   PrintInfoText(directory_text, font1_nr, x, y - yoffset_above);
9053   PrintInfoText(directory_name, font2_nr, x, y);
9054 }
9055
9056 static void DrawLevelInfoLevelSet()
9057 {
9058   boolean artwork_exists = checkIfCustomArtworkExistsForCurrentLevelSet();
9059   boolean template_exists = fileExists(getLocalLevelTemplateFilename());
9060   int i;
9061
9062   /* draw counter gadgets */
9063   for (i = ED_COUNTER_ID_LEVELSET_FIRST; i <= ED_COUNTER_ID_LEVELSET_LAST; i++)
9064     MapCounterButtons(i);
9065
9066   /* draw checkbutton gadgets */
9067   for (i = ED_CHECKBUTTON_ID_LEVELSET_FIRST; i <= ED_CHECKBUTTON_ID_LEVELSET_LAST; i++)
9068   {
9069     if (levelset_save_mode == LEVELSET_SAVE_MODE_UPDATE ||
9070         (i == ED_CHECKBUTTON_ID_USE_LEVELSET_ARTWORK && !artwork_exists) ||
9071         (i == ED_CHECKBUTTON_ID_COPY_LEVEL_TEMPLATE  && !template_exists))
9072       continue;
9073
9074     MapCheckbuttonGadget(i);
9075   }
9076
9077   /* draw selectbox gadgets */
9078   for (i = ED_SELECTBOX_ID_LEVELSET_FIRST; i <= ED_SELECTBOX_ID_LEVELSET_LAST; i++)
9079     MapSelectboxGadget(i);
9080
9081   /* draw text input gadgets */
9082   for (i = ED_TEXTINPUT_ID_LEVELSET_FIRST; i <= ED_TEXTINPUT_ID_LEVELSET_LAST; i++)
9083     MapTextInputGadget(i);
9084
9085   /* draw textbutton gadgets */
9086   MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_LEVELSET);
9087
9088   /* draw info text */
9089   DrawLevelInfoLevelSet_DirectoryInfo();
9090 }
9091
9092 static void DrawLevelInfoEditor()
9093 {
9094   int i;
9095
9096   /* draw counter gadgets */
9097   for (i = ED_COUNTER_ID_EDITOR_FIRST; i <= ED_COUNTER_ID_EDITOR_LAST; i++)
9098     MapCounterButtons(i);
9099
9100   /* draw checkbutton gadgets */
9101   for (i=ED_CHECKBUTTON_ID_EDITOR_FIRST; i<= ED_CHECKBUTTON_ID_EDITOR_LAST; i++)
9102     MapCheckbuttonGadget(i);
9103
9104   /* draw radiobutton gadgets */
9105   for (i=ED_RADIOBUTTON_ID_EDITOR_FIRST; i<= ED_RADIOBUTTON_ID_EDITOR_LAST; i++)
9106     MapRadiobuttonGadget(i);
9107
9108   /* draw drawing area */
9109   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
9110
9111   /* draw textbutton gadgets */
9112   MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_2);
9113 }
9114
9115 static void DrawLevelInfoWindow()
9116 {
9117   char *text = "Global Settings";
9118   int font_nr = FONT_TITLE_1;
9119   struct MenuPosInfo *pos = &editor.settings.headline;
9120   int sx = SX + ALIGNED_XPOS(pos->x, getTextWidth(text, font_nr), pos->align);
9121   int sy = SY + pos->y;
9122
9123   stick_element_properties_window = FALSE;
9124
9125   SetAutomaticNumberOfGemsNeeded();
9126
9127   UnmapLevelEditorFieldGadgets();
9128
9129   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
9130   ClearField();
9131
9132   DrawText(sx, sy, text, font_nr);
9133
9134   DrawLevelInfoTabulatorGadgets();
9135
9136   if (edit_mode_levelinfo == ED_MODE_LEVELINFO_LEVEL)
9137     DrawLevelInfoLevel();
9138   else if (edit_mode_levelinfo == ED_MODE_LEVELINFO_LEVELSET)
9139     DrawLevelInfoLevelSet();
9140   else if (edit_mode_levelinfo == ED_MODE_LEVELINFO_EDITOR)
9141     DrawLevelInfoEditor();
9142 }
9143
9144 static void DrawCustomContentArea()
9145 {
9146   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
9147   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
9148   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
9149   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
9150   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
9151   int xoffset = ED_GADGET_SPACE_DISTANCE;
9152
9153   /* add distance for potential left text (without drawing area border) */
9154   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
9155
9156   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
9157
9158   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
9159 }
9160
9161 static void DrawCustomChangeContentArea()
9162 {
9163   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
9164   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
9165   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
9166   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
9167   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
9168   int xoffset = ED_GADGET_SPACE_DISTANCE;
9169
9170   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
9171
9172   MapDrawingArea(id);
9173 }
9174
9175 static void RemoveElementContentArea(int id, int font_height)
9176 {
9177   int border_size = ED_DRAWINGAREA_BORDER_SIZE;
9178
9179   DrawBackground(SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - border_size,
9180                  SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - border_size,
9181                  3 * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size,
9182                  3 * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size +
9183                  ED_GADGET_TEXT_DISTANCE + font_height);
9184 }
9185
9186 static void DrawYamYamContentAreas()
9187 {
9188   int font_nr = FONT_TEXT_1;
9189   int font_height = getFontHeight(font_nr);
9190   int tilesize = ED_DRAWINGAREA_TILE_SIZE;
9191   int yoffset = (tilesize - font_height) / 2;
9192   int x = SX + ED_AREA_YAMYAM_CONTENT_X(3) + 4 * tilesize;
9193   int y = SY + ED_AREA_YAMYAM_CONTENT_Y(3) + yoffset;
9194   int i;
9195
9196   /* display counter to choose number of element content areas */
9197   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
9198
9199   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
9200   {
9201     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
9202
9203     if (i < level.num_yamyam_contents)
9204     {
9205       MapDrawingArea(id);
9206     }
9207     else
9208     {
9209       UnmapDrawingArea(id);
9210
9211       /* delete content areas in case of reducing number of them */
9212       RemoveElementContentArea(id, font_height);
9213     }
9214   }
9215
9216   DrawText(x, y + 0 * tilesize, "content", font_nr);
9217   DrawText(x, y + 1 * tilesize, "when",    font_nr);
9218   DrawText(x, y + 2 * tilesize, "smashed", font_nr);
9219 }
9220
9221 static void DrawMagicBallContentAreas()
9222 {
9223   int font_nr = FONT_TEXT_1;
9224   int font_height = getFontHeight(font_nr);
9225   int tilesize = ED_DRAWINGAREA_TILE_SIZE;
9226   int yoffset = (tilesize - font_height) / 2;
9227   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_X(3) + 4 * tilesize;
9228   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_Y(3) + yoffset;
9229   int i;
9230
9231   /* display counter to choose number of element content areas */
9232   MapCounterButtons(ED_COUNTER_ID_BALL_CONTENT);
9233
9234   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
9235   {
9236     int id = ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i;
9237
9238     if (i < level.num_ball_contents)
9239     {
9240       MapDrawingArea(id);
9241     }
9242     else
9243     {
9244       UnmapDrawingArea(id);
9245
9246       /* delete content areas in case of reducing number of them */
9247       RemoveElementContentArea(id, font_height);
9248     }
9249   }
9250
9251   DrawText(x, y + 0 * tilesize, "generated", font_nr);
9252   DrawText(x, y + 1 * tilesize, "when",      font_nr);
9253   DrawText(x, y + 2 * tilesize, "active",    font_nr);
9254 }
9255
9256 static void DrawAndroidElementArea(int element)
9257 {
9258   int id = ED_DRAWING_ID_ANDROID_CONTENT;
9259   int num_elements = level.num_android_clone_elements;
9260   int border_size = ED_DRAWINGAREA_BORDER_SIZE;
9261   int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - border_size;
9262   int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - border_size;
9263   int xsize = MAX_ANDROID_ELEMENTS;
9264   int ysize = 1;
9265
9266   /* display counter to choose number of element areas */
9267   MapCounterButtons(ED_COUNTER_ID_ANDROID_CONTENT);
9268
9269   if (drawingarea_info[id].text_left != NULL)
9270     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
9271
9272   UnmapDrawingArea(id);
9273
9274   ModifyEditorDrawingArea(id, num_elements, 1);
9275
9276   /* delete content areas in case of reducing number of them */
9277   DrawBackground(sx, sy,
9278                  xsize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size,
9279                  ysize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size);
9280
9281   MapDrawingArea(id);
9282 }
9283
9284 static void DrawGroupElementArea(int element)
9285 {
9286   int id = ED_DRAWING_ID_GROUP_CONTENT;
9287   int num_elements = group_element_info.num_elements;
9288   int border_size = ED_DRAWINGAREA_BORDER_SIZE;
9289   int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - border_size;
9290   int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - border_size;
9291   int xsize = MAX_ELEMENTS_IN_GROUP;
9292   int ysize = 1;
9293
9294   if (drawingarea_info[id].text_left != NULL)
9295     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
9296
9297   UnmapDrawingArea(id);
9298
9299   ModifyEditorDrawingArea(id, num_elements, 1);
9300
9301   /* delete content areas in case of reducing number of them */
9302   DrawBackground(sx, sy,
9303                  xsize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size,
9304                  ysize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size);
9305
9306   MapDrawingArea(id);
9307 }
9308
9309 static void DrawPlayerInitialInventoryArea(int element)
9310 {
9311   int id = ED_DRAWING_ID_INVENTORY_CONTENT;
9312   int player_nr = GET_PLAYER_NR(element);
9313   int num_elements = level.initial_inventory_size[player_nr];
9314   int border_size = ED_DRAWINGAREA_BORDER_SIZE;
9315   int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - border_size;
9316   int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - border_size;
9317   int xsize = MAX_INITIAL_INVENTORY_SIZE;
9318   int ysize = 1;
9319
9320   /* determine horizontal position to the right of specified gadget */
9321   if (drawingarea_info[id].gadget_id_align != GADGET_ID_NONE)
9322     sx = (right_gadget_border[drawingarea_info[id].gadget_id_align] +
9323           ED_DRAWINGAREA_TEXT_DISTANCE);
9324
9325   /* determine horizontal offset for leading text */
9326   if (drawingarea_info[id].text_left != NULL)
9327     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
9328
9329   UnmapDrawingArea(id);
9330
9331   ModifyEditorDrawingArea(id, num_elements, 1);
9332
9333   /* delete content areas in case of reducing number of them */
9334   DrawBackground(sx, sy,
9335                  xsize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size,
9336                  ysize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size);
9337
9338   MapDrawingArea(id);
9339 }
9340
9341 static void DrawEnvelopeTextArea(int envelope_nr)
9342 {
9343   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
9344   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
9345
9346   UnmapGadget(gi);
9347   DrawBackground(gi->x, gi->y, gi->width, gi->height);
9348
9349   if (envelope_nr != -1)
9350     textarea_info[id].value = level.envelope[envelope_nr].text;
9351
9352   ModifyGadget(gi, GDI_AREA_SIZE,
9353                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
9354                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
9355                GDI_END);
9356
9357   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
9358 }
9359
9360 static void DrawPropertiesInfo()
9361 {
9362   static struct
9363   {
9364     int value;
9365     char *text;
9366   }
9367   properties[] =
9368   {
9369     /* configurable properties */
9370
9371     { EP_WALKABLE_OVER,         "- player can walk over it"             },
9372     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
9373     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
9374     { EP_PASSABLE_OVER,         "- player can pass over it"             },
9375     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
9376     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
9377     { EP_PROTECTED,             "- player is protected by it"           },
9378
9379     { EP_DIGGABLE,              "- can be digged away"                  },
9380     { EP_COLLECTIBLE,           "- can be collected"                    },
9381     { EP_DROPPABLE,             "- can be dropped after collecting"     },
9382     { EP_THROWABLE,             "- can be thrown after collecting"      },
9383     { EP_PUSHABLE,              "- can be pushed"                       },
9384
9385     { EP_CAN_FALL,              "- can fall"                            },
9386     { EP_CAN_MOVE,              "- can move"                            },
9387
9388     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
9389 #if 0
9390     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
9391 #endif
9392     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
9393
9394     { EP_SLIPPERY,              "- slippery for falling elements"       },
9395     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
9396
9397     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
9398     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
9399     { EP_DONT_GET_HIT_BY,       "- deadly when getting hit by"          },
9400     { EP_DONT_TOUCH,            "- deadly when touching"                },
9401
9402     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
9403
9404     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
9405     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
9406     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
9407
9408     { EP_CAN_CHANGE,            "- can change to other element"         },
9409
9410     /* pre-defined properties */
9411     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
9412     { EP_CAN_PASS_DC_MAGIC_WALL,"- can pass magic walls (DC style)"     },
9413     { EP_SWITCHABLE,            "- can be switched"                     },
9414 #if 0
9415     { EP_HAS_EDITOR_CONTENT,    "- can contain other elements"          },
9416 #endif
9417
9418     { -1,                       NULL                                    }
9419   };
9420   char *filename = getElementDescriptionFilename(properties_element);
9421   char *percentage_text = "In this level: ";
9422   char *properties_text = "Standard properties: ";
9423   char *description_text = "Description:";
9424   char *no_description_text = "No description available.";
9425   char *none_text = "None";
9426   float percentage;
9427   int num_elements_in_level;
9428   int num_standard_properties = 0;
9429   int font1_nr = FONT_TEXT_1;
9430   int font2_nr = FONT_TEXT_2;
9431   int font1_width = getFontWidth(font1_nr);
9432   int font1_height = getFontHeight(font1_nr);
9433   int font2_height = getFontHeight(font2_nr);
9434   int line1_height = font1_height + ED_GADGET_LINE_DISTANCE;
9435   int font2_yoffset = (font1_height - font2_height) / 2;
9436   int percentage_text_len = strlen(percentage_text) * font1_width;
9437   int properties_text_len = strlen(properties_text) * font1_width;
9438   int xpos = ED_ELEMENT_SETTINGS_X(0);
9439   int ypos = ED_ELEMENT_SETTINGS_Y(0) + ED_GADGET_SMALL_DISTANCE;
9440   int i, x, y;
9441
9442   if (setup.editor.show_element_token)
9443   {
9444     int font3_nr = FONT_TEXT_3;
9445     int font3_height = getFontHeight(font3_nr);
9446
9447     DrawTextF(xpos, ypos, font3_nr,
9448               "[%s]", element_info[properties_element].token_name);
9449
9450     ypos += 2 * font3_height;
9451   }
9452
9453   /* ----- print number of elements / percentage of this element in level */
9454
9455   num_elements_in_level = 0;
9456   for (y = 0; y < lev_fieldy; y++)
9457     for (x = 0; x < lev_fieldx; x++)
9458       if (Feld[x][y] == properties_element)
9459         num_elements_in_level++;
9460   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
9461
9462   DrawTextS(xpos, ypos, font1_nr, percentage_text);
9463
9464   if (num_elements_in_level > 0)
9465     DrawTextF(xpos + percentage_text_len, ypos + font2_yoffset, font2_nr,
9466               "%d (%.2f %%)", num_elements_in_level, percentage);
9467   else
9468     DrawTextF(xpos + percentage_text_len, ypos + font2_yoffset, font2_nr,
9469               none_text);
9470
9471   ypos += 2 * MAX(font1_height, font2_height);
9472
9473   /* ----- print standard properties of this element */
9474
9475   DrawTextS(xpos, ypos, font1_nr, properties_text);
9476
9477   ypos += line1_height;
9478
9479   for (i = 0; properties[i].value != -1; i++)
9480   {
9481     if (!HAS_PROPERTY(properties_element, properties[i].value))
9482       continue;
9483
9484     DrawTextS(xpos, ypos, font2_nr, properties[i].text);
9485
9486     ypos += font2_height;
9487
9488     num_standard_properties++;
9489   }
9490
9491   if (num_standard_properties == 0)
9492   {
9493     DrawTextS(xpos + properties_text_len, ypos - line1_height + font2_yoffset,
9494               font2_nr, none_text);
9495
9496     ypos -= (line1_height - font1_height);
9497   }
9498
9499   ypos += MAX(font1_height, font2_height);
9500
9501   /* ----- print special description of this element */
9502
9503   PrintInfoText(description_text, font1_nr, xpos, ypos);
9504
9505   ypos += line1_height;
9506
9507   if (PrintElementDescriptionFromFile(filename, font2_nr, xpos, ypos) == 0)
9508     PrintInfoText(no_description_text, font1_nr, xpos, ypos - line1_height);
9509 }
9510
9511 #define TEXT_COLLECTING         "Score for collecting"
9512 #define TEXT_SMASHING           "Score for smashing"
9513 #define TEXT_SLURPING           "Score for slurping robot"
9514 #define TEXT_CRACKING           "Score for cracking"
9515 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
9516 #define TEXT_DURATION           "Duration when activated"
9517 #define TEXT_DELAY_ON           "Delay before activating"
9518 #define TEXT_DELAY_OFF          "Delay before deactivating"
9519 #define TEXT_DELAY_EXPLODING    "Delay before exploding"
9520 #define TEXT_DELAY_MOVING       "Delay before moving"
9521 #define TEXT_BALL_DELAY         "Element generation delay"
9522 #define TEXT_MOVE_SPEED         "Speed of android moving"
9523 #define TEXT_CLONE_SPEED        "Speed of android cloning"
9524 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
9525 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
9526 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
9527 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
9528 #define TEXT_TIME_BONUS         "Extra time to solve level"
9529
9530 static struct
9531 {
9532   int element;
9533   int *value;
9534   char *text;
9535 } elements_with_counter[] =
9536 {
9537   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
9538   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
9539   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
9540   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
9541   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
9542   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
9543   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
9544   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
9545   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
9546   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
9547   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
9548   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
9549   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
9550   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
9551   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
9552   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
9553   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
9554   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
9555   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
9556   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
9557   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9558   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9559   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9560   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9561   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9562   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9563   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9564   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9565   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9566   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9567   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
9568   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
9569   { EL_YAMYAM_LEFT,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
9570   { EL_YAMYAM_RIGHT,    &level.score[SC_YAMYAM],        TEXT_SMASHING   },
9571   { EL_YAMYAM_UP,       &level.score[SC_YAMYAM],        TEXT_SMASHING   },
9572   { EL_YAMYAM_DOWN,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
9573   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
9574   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
9575   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
9576   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
9577   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
9578   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
9579   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
9580   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
9581   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
9582   { EL_EM_DYNAMITE,     &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
9583   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
9584   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
9585   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
9586   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
9587   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
9588   { EL_EXTRA_TIME,      &level.extra_time_score,        TEXT_COLLECTING },
9589   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
9590   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
9591   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
9592   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
9593   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
9594   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
9595   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
9596   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
9597   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
9598   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
9599   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
9600   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
9601   { EL_DC_KEY_WHITE,    &level.score[SC_KEY],           TEXT_COLLECTING },
9602   { EL_MM_KETTLE,       &level.score[SC_EMERALD],       TEXT_COLLECTING },
9603   { EL_DF_CELL,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
9604   { EL_MM_KEY,          &level.score[SC_KEY],           TEXT_COLLECTING },
9605   { EL_MM_LIGHTBALL,    &level.score[SC_ELEM_BONUS],    TEXT_COLLECTING },
9606   { EL_MM_PACMAN,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
9607   { EL_MM_PACMAN_RIGHT, &level.score[SC_PACMAN],        TEXT_SMASHING   },
9608   { EL_MM_PACMAN_UP,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
9609   { EL_MM_PACMAN_LEFT,  &level.score[SC_PACMAN],        TEXT_SMASHING   },
9610   { EL_MM_PACMAN_DOWN,  &level.score[SC_PACMAN],        TEXT_SMASHING   },
9611   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
9612   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
9613   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
9614   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
9615   { EL_EMC_DRIPPER,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
9616   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
9617   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
9618   { EL_DC_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
9619   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
9620
9621   { EL_TIMEGATE_SWITCH,   &level.time_timegate,         TEXT_DURATION   },
9622   { EL_DC_TIMEGATE_SWITCH,&level.time_timegate,         TEXT_DURATION   },
9623   { EL_LIGHT_SWITCH,    &level.time_light,              TEXT_DURATION   },
9624   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
9625   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
9626   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
9627   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
9628   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
9629   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
9630   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
9631   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
9632   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
9633   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
9634   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
9635   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
9636   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
9637
9638   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
9639   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
9640   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
9641   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
9642   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
9643   { EL_SPRING,          &level.slurp_score,             TEXT_SLURPING   },
9644   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
9645   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
9646   { EL_MM_FUSE_ACTIVE,  &level.mm_time_fuse,            TEXT_DELAY_OFF  },
9647   { EL_MM_BOMB,         &level.mm_time_bomb,            TEXT_DELAY_EXPLODING },
9648   { EL_MM_GRAY_BALL,    &level.mm_time_ball,            TEXT_DELAY_ON   },
9649   { EL_MM_STEEL_BLOCK,  &level.mm_time_block,           TEXT_DELAY_MOVING },
9650   { EL_MM_WOODEN_BLOCK, &level.mm_time_block,           TEXT_DELAY_MOVING },
9651
9652   { -1,                 NULL,                           NULL            }
9653 };
9654
9655 static boolean checkPropertiesConfig(int element)
9656 {
9657   int i;
9658
9659   if (IS_GEM(element) ||
9660       IS_CUSTOM_ELEMENT(element) ||
9661       IS_GROUP_ELEMENT(element) ||
9662       IS_BALLOON_ELEMENT(element) ||
9663       IS_ENVELOPE(element) ||
9664       IS_MM_MCDUFFIN(element) ||
9665       IS_DF_LASER(element) ||
9666       ELEM_IS_PLAYER(element) ||
9667       HAS_EDITOR_CONTENT(element) ||
9668       CAN_GROW(element) ||
9669       COULD_MOVE_INTO_ACID(element) ||
9670       MAYBE_DONT_COLLIDE_WITH(element) ||
9671       element == EL_SOKOBAN_OBJECT ||
9672       element == EL_SOKOBAN_FIELD_EMPTY ||
9673       element == EL_SOKOBAN_FIELD_FULL)
9674     return TRUE;
9675   else
9676     for (i = 0; elements_with_counter[i].element != -1; i++)
9677       if (elements_with_counter[i].element == element)
9678         return TRUE;
9679
9680   return FALSE;
9681 }
9682
9683 static void SetAutomaticNumberOfGemsNeeded()
9684 {
9685   int x, y;
9686
9687   if (!level.auto_count_gems)
9688     return;
9689
9690   level.gems_needed = 0;
9691
9692   for (x = 0; x < lev_fieldx; x++)
9693   {
9694     for (y = 0; y < lev_fieldy; y++)
9695     {
9696       int element = Feld[x][y];
9697
9698       if (IS_GEM(element) ||
9699           element == EL_MM_KETTLE ||
9700           element == EL_DF_CELL)
9701         level.gems_needed++;
9702     }
9703   }
9704
9705   ModifyEditorCounterValue(ED_COUNTER_ID_LEVEL_GEMSLIMIT, level.gems_needed);
9706 }
9707
9708 static void DrawPropertiesConfig()
9709 {
9710   boolean draw_footer_line = FALSE;
9711   int max_num_element_counters = 4;
9712   int num_element_counters = 0;
9713   int i;
9714
9715   if (!checkPropertiesConfig(properties_element))
9716   {
9717     int xpos = ED_ELEMENT_SETTINGS_X(0);
9718     int ypos = ED_ELEMENT_SETTINGS_Y(0) + ED_GADGET_SMALL_DISTANCE;
9719
9720     PrintInfoText("No configuration options available.",
9721                   FONT_TEXT_1, xpos, ypos);
9722
9723     return;
9724   }
9725
9726   /* check if there are elements where a value can be chosen for */
9727   for (i = 0; elements_with_counter[i].element != -1; i++)
9728   {
9729     if (elements_with_counter[i].element == properties_element)
9730     {
9731       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
9732
9733       counterbutton_info[counter_id].y =
9734         ED_ELEMENT_SETTINGS_YPOS(
9735                 (HAS_EDITOR_CONTENT(properties_element)      ? 1 : 0) +
9736                 (CAN_GROW(properties_element)                ? 1 : 0) +
9737                 (COULD_MOVE_INTO_ACID(properties_element)    ? 1 : 0) +
9738                 (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0) +
9739                 (properties_element == EL_EMC_MAGIC_BALL     ? 2 : 0) +
9740                 num_element_counters);
9741
9742       counterbutton_info[counter_id].value = elements_with_counter[i].value;
9743       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
9744
9745       if (properties_element == EL_GAME_OF_LIFE ||
9746           properties_element == EL_BIOMAZE)
9747       {
9748         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
9749         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
9750       }
9751       else
9752       {
9753         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
9754         counterbutton_info[counter_id].min_value = MIN_SCORE;
9755         counterbutton_info[counter_id].max_value = MAX_SCORE;
9756       }
9757
9758       MapCounterButtons(counter_id);
9759
9760       num_element_counters++;
9761       if (num_element_counters >= max_num_element_counters)
9762         break;
9763     }
9764   }
9765
9766   if (HAS_EDITOR_CONTENT(properties_element))
9767   {
9768     /* draw stickybutton gadget */
9769     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
9770
9771     if (IS_AMOEBOID(properties_element))
9772       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
9773     else if (properties_element == EL_YAMYAM ||
9774              properties_element == EL_YAMYAM_LEFT ||
9775              properties_element == EL_YAMYAM_RIGHT ||
9776              properties_element == EL_YAMYAM_UP ||
9777              properties_element == EL_YAMYAM_DOWN)
9778       DrawYamYamContentAreas();
9779     else if (properties_element == EL_EMC_MAGIC_BALL)
9780     {
9781       DrawMagicBallContentAreas();
9782
9783       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT);
9784       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_BALL_STATE);
9785     }
9786     else if (properties_element == EL_EMC_ANDROID)
9787       DrawAndroidElementArea(properties_element);
9788   }
9789
9790   if (ELEM_IS_PLAYER(properties_element))
9791   {
9792     int player_nr = GET_PLAYER_NR(properties_element);
9793
9794     /* these properties can be set for every player individually */
9795
9796     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
9797     {
9798       drawingarea_info[ED_DRAWING_ID_START_ELEMENT].value =
9799         &level.start_element[player_nr];
9800       drawingarea_info[ED_DRAWING_ID_ARTWORK_ELEMENT].value =
9801         &level.artwork_element[player_nr];
9802       drawingarea_info[ED_DRAWING_ID_EXPLOSION_ELEMENT].value =
9803         &level.explosion_element[player_nr];
9804
9805       checkbutton_info[ED_CHECKBUTTON_ID_USE_START_ELEMENT].value =
9806         &level.use_start_element[player_nr];
9807       checkbutton_info[ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT].value =
9808         &level.use_artwork_element[player_nr];
9809       checkbutton_info[ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT].value =
9810         &level.use_explosion_element[player_nr];
9811       checkbutton_info[ED_CHECKBUTTON_ID_INITIAL_GRAVITY].value =
9812         &level.initial_player_gravity[player_nr];
9813
9814       selectbox_info[ED_SELECTBOX_ID_PLAYER_SPEED].value =
9815         &level.initial_player_stepsize[player_nr];
9816
9817       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
9818       MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
9819                            ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
9820                            ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
9821       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD);
9822       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING);
9823       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
9824       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SHIFTED_RELOCATION);
9825       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_LAZY_RELOCATION);
9826       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_START_ELEMENT);
9827       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT);
9828       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT);
9829       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_GRAVITY);
9830       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
9831       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SOLVED_BY_ONE_PLAYER);
9832
9833       MapDrawingArea(ED_DRAWING_ID_START_ELEMENT);
9834       MapDrawingArea(ED_DRAWING_ID_ARTWORK_ELEMENT);
9835       MapDrawingArea(ED_DRAWING_ID_EXPLOSION_ELEMENT);
9836
9837       MapSelectboxGadget(ED_SELECTBOX_ID_PLAYER_SPEED);
9838     }
9839     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
9840     {
9841       drawingarea_info[ED_DRAWING_ID_INVENTORY_CONTENT].value =
9842         &level.initial_inventory_content[player_nr][0];
9843
9844       counterbutton_info[ED_COUNTER_ID_INVENTORY_SIZE].value =
9845         &level.initial_inventory_size[player_nr];
9846
9847       checkbutton_info[ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY].value =
9848         &level.use_initial_inventory[player_nr];
9849
9850       /* draw checkbutton gadgets */
9851       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY);
9852
9853       /* draw counter gadgets */
9854       MapCounterButtons(ED_COUNTER_ID_INVENTORY_SIZE);
9855
9856       /* draw drawing area gadgets */
9857       DrawPlayerInitialInventoryArea(properties_element);
9858     }
9859   }
9860
9861   if (IS_GEM(properties_element))
9862     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
9863
9864   if (properties_element == EL_EM_DYNAMITE)
9865     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE);
9866
9867   if (COULD_MOVE_INTO_ACID(properties_element) &&
9868       !ELEM_IS_PLAYER(properties_element) &&
9869       (!IS_CUSTOM_ELEMENT(properties_element) ||
9870        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
9871   {
9872     /* set position for checkbutton for "can move into acid" */
9873     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
9874       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
9875     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
9876       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
9877                                IS_BALLOON_ELEMENT(properties_element) ||
9878                                HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
9879
9880     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
9881   }
9882
9883   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
9884     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
9885
9886   if (properties_element == EL_SPRING)
9887     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
9888
9889   if (properties_element == EL_TIME_ORB_FULL)
9890     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
9891
9892   if (CAN_GROW(properties_element))
9893   {
9894     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
9895       ED_ELEMENT_SETTINGS_YPOS(HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
9896
9897     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
9898   }
9899
9900   if (properties_element == EL_SOKOBAN_OBJECT ||
9901       properties_element == EL_SOKOBAN_FIELD_EMPTY ||
9902       properties_element == EL_SOKOBAN_FIELD_FULL)
9903     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN);
9904
9905   if (IS_BALLOON_ELEMENT(properties_element))
9906     MapSelectboxGadget(ED_SELECTBOX_ID_WIND_DIRECTION);
9907
9908   if (IS_ENVELOPE(properties_element))
9909   {
9910     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
9911     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
9912     int button1_id = ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP;
9913     int button2_id = ED_CHECKBUTTON_ID_ENVELOPE_CENTERED;
9914     int envelope_nr = properties_element - EL_ENVELOPE_1;
9915
9916     counterbutton_info[counter1_id].value = &level.envelope[envelope_nr].xsize;
9917     counterbutton_info[counter2_id].value = &level.envelope[envelope_nr].ysize;
9918
9919     checkbutton_info[button1_id].value = &level.envelope[envelope_nr].autowrap;
9920     checkbutton_info[button2_id].value = &level.envelope[envelope_nr].centered;
9921
9922     /* display counter to choose size of envelope text area */
9923     MapCounterButtons(counter1_id);
9924     MapCounterButtons(counter2_id);
9925
9926     /* display checkbuttons to choose auto-wrap and alignment properties */
9927     MapCheckbuttonGadget(button1_id);
9928     MapCheckbuttonGadget(button2_id);
9929
9930     DrawEnvelopeTextArea(envelope_nr);
9931   }
9932
9933   if (IS_MM_MCDUFFIN(properties_element))
9934   {
9935     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_MM_LASER_RED);
9936     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_MM_LASER_GREEN);
9937     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_MM_LASER_BLUE);
9938   }
9939
9940   if (IS_DF_LASER(properties_element))
9941   {
9942     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DF_LASER_RED);
9943     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DF_LASER_GREEN);
9944     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DF_LASER_BLUE);
9945   }
9946
9947   if (IS_CUSTOM_ELEMENT(properties_element))
9948   {
9949     /* draw stickybutton gadget */
9950     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
9951
9952     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
9953     {
9954       /* draw checkbutton gadgets */
9955       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
9956            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
9957         MapCheckbuttonGadget(i);
9958
9959       /* draw counter gadgets */
9960       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
9961            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
9962         MapCounterButtons(i);
9963
9964       /* draw selectbox gadgets */
9965       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
9966            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
9967         MapSelectboxGadget(i);
9968
9969       /* draw textbutton gadgets */
9970       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1);
9971
9972       /* draw text input gadgets */
9973       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
9974
9975       /* draw drawing area gadgets */
9976       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
9977
9978       draw_footer_line = TRUE;
9979     }
9980     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
9981     {
9982       /* draw checkbutton gadgets */
9983       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
9984            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
9985         MapCheckbuttonGadget(i);
9986
9987       /* draw counter gadgets */
9988       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
9989            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
9990         MapCounterButtons(i);
9991
9992       /* draw selectbox gadgets */
9993       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
9994            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
9995         MapSelectboxGadget(i);
9996
9997       /* draw drawing area gadgets */
9998       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
9999       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
10000       DrawCustomContentArea();
10001     }
10002   }
10003   else if (IS_GROUP_ELEMENT(properties_element))
10004   {
10005     /* draw stickybutton gadget */
10006     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
10007
10008     /* draw checkbutton gadgets */
10009     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
10010     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1);
10011
10012     /* draw counter gadgets */
10013     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
10014
10015     /* draw selectbox gadgets */
10016     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
10017
10018     /* draw textbutton gadgets */
10019     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1);
10020
10021     /* draw drawing area gadgets */
10022     DrawGroupElementArea(properties_element);
10023
10024     /* draw text input gadgets */
10025     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
10026
10027     /* draw drawing area gadgets */
10028     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
10029
10030     draw_footer_line = TRUE;
10031   }
10032
10033   /* draw little footer border line above CE/GE use/save template gadgets */
10034   if (draw_footer_line)
10035   {
10036     struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
10037     struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
10038     int gd_x = gd->x + gd_gi1->border.width / 2;
10039     int gd_y = gd->y + gd_gi1->height - 1;
10040     Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
10041
10042     if (tab_color != BLACK_PIXEL)               /* black => transparent */
10043       FillRectangle(drawto,
10044                     SX + ED_ELEMENT_SETTINGS_X(0),
10045                     SY + ED_ELEMENT_SETTINGS_Y(14) - ED_SETTINGS_TABS_YOFFSET -
10046                     ED_TAB_BAR_HEIGHT,
10047                     getTabulatorBarWidth(), getTabulatorBarHeight(), tab_color);
10048   }
10049 }
10050
10051 static void DrawPropertiesChangeDrawingAreas()
10052 {
10053   if (IS_CUSTOM_ELEMENT(properties_element))
10054   {
10055     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
10056     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
10057     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_ACTION);
10058
10059     DrawCustomChangeContentArea();
10060   }
10061
10062   redraw_mask |= REDRAW_FIELD;
10063 }
10064
10065 static void DrawPropertiesChange()
10066 {
10067   int i;
10068
10069   /* needed to initially set selectbox options for special action options */
10070   setSelectboxSpecialActionOptions();
10071
10072   /* draw stickybutton gadget */
10073   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
10074
10075   /* draw checkbutton gadgets */
10076   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
10077        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
10078     MapCheckbuttonGadget(i);
10079
10080   /* draw counter gadgets */
10081   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
10082        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
10083     MapCounterButtons(i);
10084
10085   /* draw selectbox gadgets */
10086   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
10087        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
10088     MapSelectboxGadget(i);
10089
10090   /* draw textbutton gadgets */
10091   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
10092        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
10093     MapTextbuttonGadget(i);
10094
10095   /* draw graphicbutton gadgets */
10096   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
10097        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
10098     MapGraphicbuttonGadget(i);
10099
10100   /* draw drawing area gadgets */
10101   DrawPropertiesChangeDrawingAreas();
10102 }
10103
10104 static void DrawEditorElementAnimation(int x, int y)
10105 {
10106   int graphic = el2img(properties_element);
10107   int frame = (ANIM_MODE(graphic) == ANIM_CE_VALUE ?
10108                custom_element.ce_value_fixed_initial :
10109                ANIM_MODE(graphic) == ANIM_CE_SCORE ?
10110                custom_element.collect_score_initial : FrameCounter);
10111
10112   DrawFixedGraphicAnimationExt(drawto, x, y, graphic, frame, NO_MASKING);
10113 }
10114
10115 static void DrawEditorElementName(int x, int y, int font_nr)
10116 {
10117   char *element_name = getElementInfoText(properties_element);
10118   int font_width = getFontWidth(font_nr);
10119   int font_height = getFontHeight(font_nr);
10120   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_X(0);
10121   int max_chars_per_line = max_text_width / font_width;
10122   char buffer[max_chars_per_line + 1];
10123
10124   if (strlen(element_name) <= max_chars_per_line)
10125     DrawTextS(x, y, font_nr, element_name);
10126   else
10127   {
10128     int next_pos = max_chars_per_line;
10129
10130     strncpy(buffer, element_name, max_chars_per_line);
10131     buffer[max_chars_per_line] = '\0';
10132
10133     if (element_name[max_chars_per_line] == ' ')
10134       next_pos++;
10135     else
10136     {
10137       int i;
10138
10139       for (i = max_chars_per_line - 1; i >= 0; i--)
10140         if (buffer[i] == ' ')
10141           break;
10142
10143       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
10144       {
10145         buffer[i] = '\0';
10146         next_pos = i + 1;
10147       }
10148     }
10149
10150     DrawTextS(x, y - font_height / 2, font_nr, buffer);
10151
10152     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
10153     buffer[max_chars_per_line] = '\0';
10154
10155     DrawTextS(x, y + font_height / 2, font_nr, buffer);
10156   }
10157 }
10158
10159 static void DrawPropertiesWindow()
10160 {
10161   struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_INPUT_TEXT];
10162   int element_border = graphic_info[IMG_EDITOR_ELEMENT_BORDER].border_size;
10163   int border_size = gd->border_size;
10164   int font_nr = FONT_TEXT_1;
10165   int font_height = getFontHeight(font_nr);
10166   int xoffset = TILEX + element_border + 3 * border_size;
10167   int yoffset = (TILEY - font_height) / 2;
10168   int x1 = editor.settings.element_graphic.x + element_border;
10169   int y1 = editor.settings.element_graphic.y + element_border;
10170   int x2 = (editor.settings.element_name.x == -1 ? x1 + xoffset :
10171             editor.settings.element_name.x);
10172   int y2 = (editor.settings.element_name.y == -1 ? y1 + yoffset :
10173             editor.settings.element_name.y);
10174   char *text = "Element Settings";
10175   int font2_nr = FONT_TITLE_1;
10176   struct MenuPosInfo *pos = &editor.settings.headline;
10177   int sx = SX + ALIGNED_XPOS(pos->x, getTextWidth(text, font2_nr), pos->align);
10178   int sy = SY + pos->y;
10179
10180   stick_element_properties_window = FALSE;
10181
10182   /* make sure that previous properties edit mode exists for this element */
10183   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG_2 &&
10184       !IS_CUSTOM_ELEMENT(properties_element))
10185     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_2;
10186
10187   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
10188       !ELEM_IS_PLAYER(properties_element) &&
10189       !IS_CUSTOM_ELEMENT(properties_element))
10190     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
10191
10192   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
10193       (ELEM_IS_PLAYER(properties_element) ||
10194        IS_CUSTOM_ELEMENT(properties_element)))
10195     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
10196
10197   CopyElementPropertiesToEditor(properties_element);
10198
10199   UnmapLevelEditorFieldGadgets();
10200   UnmapLevelEditorToolboxDrawingGadgets();
10201   UnmapLevelEditorToolboxCustomGadgets();
10202
10203   if (IS_CUSTOM_ELEMENT(properties_element) ||
10204       IS_GROUP_ELEMENT(properties_element))
10205     MapLevelEditorToolboxCustomGadgets();
10206
10207   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
10208   ClearField();
10209
10210   DrawText(sx, sy, text, font2_nr);
10211
10212   FrameCounter = 0;     /* restart animation frame counter */
10213
10214   DrawElementBorder(SX + x1, SY + y1, TILEX, TILEY, FALSE);
10215   DrawEditorElementAnimation(SX + x1, SY + y1);
10216   DrawEditorElementName(x2, y2, font_nr);
10217
10218   DrawPropertiesTabulatorGadgets();
10219
10220   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
10221     DrawPropertiesInfo();
10222   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
10223     DrawPropertiesChange();
10224   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
10225     DrawPropertiesConfig();
10226 }
10227
10228 static void DrawPaletteWindow()
10229 {
10230   int i;
10231
10232   UnmapLevelEditorFieldGadgets();
10233
10234   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
10235   ClearField();
10236
10237   /* map buttons to select elements */
10238   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
10239     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
10240   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
10241   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
10242   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
10243 }
10244
10245 static void UpdateCustomElementGraphicGadgets()
10246 {
10247   int i;
10248
10249   InitElementPropertiesGfxElement();
10250
10251   ModifyEditorElementList();
10252   RedrawDrawingElements();
10253
10254   /* force redraw of all mapped drawing area gadgets */
10255   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
10256   {
10257     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
10258
10259     if (gi->mapped)
10260       MapDrawingArea(i);
10261   }
10262 }
10263
10264 static int getOpenDirectionFromTube(int element)
10265 {
10266   switch (element)
10267   {
10268     case EL_TUBE_LEFT_UP:               return (MV_LEFT | MV_UP);
10269     case EL_TUBE_LEFT_DOWN:             return (MV_LEFT | MV_DOWN);
10270     case EL_TUBE_RIGHT_UP:              return (MV_RIGHT | MV_UP);
10271     case EL_TUBE_RIGHT_DOWN:            return (MV_RIGHT | MV_DOWN);
10272     case EL_TUBE_HORIZONTAL:            return (MV_HORIZONTAL);
10273     case EL_TUBE_HORIZONTAL_UP:         return (MV_HORIZONTAL | MV_UP);
10274     case EL_TUBE_HORIZONTAL_DOWN:       return (MV_HORIZONTAL | MV_DOWN);
10275     case EL_TUBE_VERTICAL:              return (MV_VERTICAL);
10276     case EL_TUBE_VERTICAL_LEFT:         return (MV_VERTICAL | MV_LEFT);
10277     case EL_TUBE_VERTICAL_RIGHT:        return (MV_VERTICAL | MV_RIGHT);
10278     case EL_TUBE_ANY:                   return (MV_ANY_DIRECTION);
10279   }
10280
10281   return MV_NONE;
10282 }
10283
10284 static int getTubeFromOpenDirection(int direction)
10285 {
10286   switch (direction)
10287   {
10288     case (MV_LEFT | MV_UP):             return EL_TUBE_LEFT_UP;
10289     case (MV_LEFT | MV_DOWN):           return EL_TUBE_LEFT_DOWN;
10290     case (MV_RIGHT | MV_UP):            return EL_TUBE_RIGHT_UP;
10291     case (MV_RIGHT | MV_DOWN):          return EL_TUBE_RIGHT_DOWN;
10292     case (MV_HORIZONTAL):               return EL_TUBE_HORIZONTAL;
10293     case (MV_HORIZONTAL | MV_UP):       return EL_TUBE_HORIZONTAL_UP;
10294     case (MV_HORIZONTAL | MV_DOWN):     return EL_TUBE_HORIZONTAL_DOWN;
10295     case (MV_VERTICAL):                 return EL_TUBE_VERTICAL;
10296     case (MV_VERTICAL | MV_LEFT):       return EL_TUBE_VERTICAL_LEFT;
10297     case (MV_VERTICAL | MV_RIGHT):      return EL_TUBE_VERTICAL_RIGHT;
10298     case (MV_ANY_DIRECTION):            return EL_TUBE_ANY;
10299
10300     /* if only one direction, fall back to simple tube with that direction */
10301     case (MV_LEFT):                     return EL_TUBE_HORIZONTAL;
10302     case (MV_RIGHT):                    return EL_TUBE_HORIZONTAL;
10303     case (MV_UP):                       return EL_TUBE_VERTICAL;
10304     case (MV_DOWN):                     return EL_TUBE_VERTICAL;
10305   }
10306
10307   return EL_EMPTY;
10308 }
10309
10310 static int getTubeFromOpenDirectionNotEmpty(int direction, int element_old)
10311 {
10312   int element_new = getTubeFromOpenDirection(direction);
10313
10314   return (element_new != EL_EMPTY ? element_new : element_old);
10315 }
10316
10317 static int getOpenDirectionFromBelt(int element)
10318 {
10319   int belt_dir = getBeltDirFromBeltElement(element);
10320
10321   return (belt_dir == MV_LEFT ? MV_RIGHT :
10322           belt_dir == MV_RIGHT ? MV_LEFT :
10323           belt_dir == MV_NONE ? MV_HORIZONTAL : belt_dir);
10324 }
10325
10326 static int getBeltFromNrAndOpenDirection(int nr, int direction)
10327 {
10328   int belt_dir = (direction == MV_LEFT ? MV_RIGHT :
10329                   direction == MV_RIGHT ? MV_LEFT :
10330                   direction == MV_HORIZONTAL ? MV_NONE : direction);
10331
10332   if (direction == MV_NONE)
10333     return EL_EMPTY;
10334
10335   return getBeltElementFromBeltNrAndBeltDir(nr, belt_dir);
10336 }
10337
10338 static int getBeltFromNrAndOpenDirectionNotEmpty(int nr, int direction,
10339                                                  int element_old)
10340 {
10341   int element_new = getBeltFromNrAndOpenDirection(nr, direction);
10342
10343   return (element_new != EL_EMPTY ? element_new : element_old);
10344 }
10345
10346 static int getOpenDirectionFromPool(int element)
10347 {
10348   switch (element)
10349   {
10350     case EL_ACID_POOL_TOPLEFT:          return (MV_DOWN | MV_RIGHT);
10351     case EL_ACID_POOL_TOPRIGHT:         return (MV_DOWN | MV_LEFT);
10352     case EL_ACID_POOL_BOTTOMLEFT:       return (MV_UP | MV_RIGHT);
10353     case EL_ACID_POOL_BOTTOMRIGHT:      return (MV_UP | MV_LEFT);
10354     case EL_ACID_POOL_BOTTOM:           return (MV_HORIZONTAL | MV_UP);
10355     case EL_ACID:                       return (MV_HORIZONTAL | MV_DOWN);
10356   }
10357
10358   return MV_NONE;
10359 }
10360
10361 static int getPoolFromOpenDirection(int direction)
10362 {
10363   switch (direction)
10364   {
10365     case (MV_DOWN | MV_RIGHT):          return EL_ACID_POOL_TOPLEFT;
10366     case (MV_DOWN | MV_LEFT):           return EL_ACID_POOL_TOPRIGHT;
10367     case (MV_UP | MV_RIGHT):            return EL_ACID_POOL_BOTTOMLEFT;
10368     case (MV_UP | MV_LEFT):             return EL_ACID_POOL_BOTTOMRIGHT;
10369     case (MV_HORIZONTAL | MV_UP):       return EL_ACID_POOL_BOTTOM;
10370     case (MV_HORIZONTAL | MV_DOWN):     return EL_ACID;
10371   }
10372
10373   return EL_EMPTY;
10374 }
10375
10376 static int getPoolFromOpenDirectionExt(int direction, int help_element)
10377 {
10378   int element = getPoolFromOpenDirection(direction);
10379   int help_direction = getOpenDirectionFromPool(help_element);
10380
10381   if (element == EL_EMPTY)
10382   {
10383     int help_direction_vertical = help_direction & MV_VERTICAL;
10384
10385     element = getPoolFromOpenDirection(direction | help_direction_vertical);
10386   }
10387
10388   if (element == EL_EMPTY)
10389   {
10390     int help_direction_horizontal = help_direction & MV_HORIZONTAL;
10391
10392     element = getPoolFromOpenDirection(direction | help_direction_horizontal);
10393   }
10394
10395   return element;
10396 }
10397
10398 static int getPoolFromOpenDirectionNotEmpty(int direction, int element_old)
10399 {
10400   int element_new = getPoolFromOpenDirectionExt(direction, element_old);
10401
10402   return (element_new != EL_EMPTY ? element_new : element_old);
10403 }
10404
10405 static int getOpenDirectionFromPillar(int element)
10406 {
10407   switch (element)
10408   {
10409     case EL_EMC_WALL_1:                 return (MV_DOWN);
10410     case EL_EMC_WALL_2:                 return (MV_VERTICAL);
10411     case EL_EMC_WALL_3:                 return (MV_UP);
10412   }
10413
10414   return MV_NONE;
10415 }
10416
10417 static int getPillarFromOpenDirection(int direction)
10418 {
10419   switch (direction)
10420   {
10421     case (MV_DOWN):                     return EL_EMC_WALL_1;
10422     case (MV_VERTICAL):                 return EL_EMC_WALL_2;
10423     case (MV_UP):                       return EL_EMC_WALL_3;
10424   }
10425
10426   return EL_EMPTY;
10427 }
10428
10429 static int getPillarFromOpenDirectionNotEmpty(int direction, int element_old)
10430 {
10431   int element_new = getPillarFromOpenDirection(direction);
10432
10433   return (element_new != EL_EMPTY ? element_new : element_old);
10434 }
10435
10436 static int getOpenDirectionFromSteel2(int element)
10437 {
10438   switch (element)
10439   {
10440     case EL_DC_STEELWALL_2_LEFT:        return (MV_RIGHT);
10441     case EL_DC_STEELWALL_2_RIGHT:       return (MV_LEFT);
10442     case EL_DC_STEELWALL_2_TOP:         return (MV_DOWN);
10443     case EL_DC_STEELWALL_2_BOTTOM:      return (MV_UP);
10444     case EL_DC_STEELWALL_2_HORIZONTAL:  return (MV_HORIZONTAL);
10445     case EL_DC_STEELWALL_2_VERTICAL:    return (MV_VERTICAL);
10446     case EL_DC_STEELWALL_2_MIDDLE:      return (MV_ANY_DIRECTION);
10447     case EL_DC_STEELWALL_2_SINGLE:      return (MV_NONE);
10448   }
10449
10450   return MV_NONE;
10451 }
10452
10453 static int getSteel2FromOpenDirection(int direction)
10454 {
10455   switch (direction)
10456   {
10457     case (MV_RIGHT):                    return EL_DC_STEELWALL_2_LEFT;
10458     case (MV_LEFT):                     return EL_DC_STEELWALL_2_RIGHT;
10459     case (MV_DOWN):                     return EL_DC_STEELWALL_2_TOP;
10460     case (MV_UP):                       return EL_DC_STEELWALL_2_BOTTOM;
10461     case (MV_HORIZONTAL):               return EL_DC_STEELWALL_2_HORIZONTAL;
10462     case (MV_VERTICAL):                 return EL_DC_STEELWALL_2_VERTICAL;
10463     case (MV_ANY_DIRECTION):            return EL_DC_STEELWALL_2_MIDDLE;
10464     case (MV_NONE):                     return EL_DC_STEELWALL_2_SINGLE;
10465   }
10466
10467   return EL_EMPTY;
10468 }
10469
10470 static int getSteel2FromOpenDirectionNotEmpty(int direction, int element_old)
10471 {
10472   int element_new = getSteel2FromOpenDirection(direction);
10473
10474   return (element_new != EL_EMPTY ? element_new : element_old);
10475 }
10476
10477 static int getOpenDirectionFromChip(int element)
10478 {
10479   switch (element)
10480   {
10481     case EL_SP_CHIP_SINGLE:             return (MV_NONE);
10482     case EL_SP_CHIP_LEFT:               return (MV_RIGHT);
10483     case EL_SP_CHIP_RIGHT:              return (MV_LEFT);
10484     case EL_SP_CHIP_TOP:                return (MV_DOWN);
10485     case EL_SP_CHIP_BOTTOM:             return (MV_UP);
10486   }
10487
10488   return MV_NONE;
10489 }
10490
10491 static int getChipFromOpenDirection(int direction)
10492 {
10493   switch (direction)
10494   {
10495     case (MV_NONE):                     return EL_SP_CHIP_SINGLE;
10496     case (MV_LEFT):                     return EL_SP_CHIP_RIGHT;
10497     case (MV_RIGHT):                    return EL_SP_CHIP_LEFT;
10498     case (MV_UP):                       return EL_SP_CHIP_BOTTOM;
10499     case (MV_DOWN):                     return EL_SP_CHIP_TOP;
10500   }
10501
10502   return EL_EMPTY;
10503 }
10504
10505 static int getChipFromOpenDirectionNotEmpty(int direction, int element_old)
10506 {
10507   int element_new = getChipFromOpenDirection(direction);
10508
10509   return (element_new != EL_EMPTY ? element_new : element_old);
10510 }
10511
10512 static int getClosedTube(int x, int y)
10513 {
10514   static int xy[4][2] =
10515   {
10516     { -1, 0 },
10517     { +1, 0 },
10518     { 0, -1 },
10519     { 0, +1 }
10520   };
10521   int element_old = IntelliDrawBuffer[x][y];
10522   int direction_old = getOpenDirectionFromTube(element_old);
10523   int direction_new = MV_NONE;
10524   int i;
10525
10526   for (i = 0; i < NUM_DIRECTIONS; i++)
10527   {
10528     int xx = x + xy[i][0];
10529     int yy = y + xy[i][1];
10530     int dir = MV_DIR_FROM_BIT(i);
10531     int dir_opposite = MV_DIR_OPPOSITE(dir);
10532
10533     if (IN_LEV_FIELD(xx, yy) && IS_TUBE(IntelliDrawBuffer[xx][yy]) &&
10534         (direction_old & dir) &&
10535         (getOpenDirectionFromTube(IntelliDrawBuffer[xx][yy]) & dir_opposite))
10536       direction_new |= dir;
10537   }
10538
10539   return getTubeFromOpenDirectionNotEmpty(direction_new, element_old);
10540 }
10541
10542 static int getClosedBelt(int x, int y)
10543 {
10544   static int xy[4][2] =
10545   {
10546     { -1, 0 },
10547     { +1, 0 },
10548     { 0, -1 },
10549     { 0, +1 }
10550   };
10551   int element_old = IntelliDrawBuffer[x][y];
10552   int nr = getBeltNrFromBeltElement(element_old);
10553   int direction_old = getOpenDirectionFromBelt(element_old);
10554   int direction_new = MV_NONE;
10555   int i;
10556
10557   for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
10558   {
10559     int xx = x + xy[i][0];
10560     int yy = y + xy[i][1];
10561     int dir = MV_DIR_FROM_BIT(i);
10562     int dir_opposite = MV_DIR_OPPOSITE(dir);
10563
10564     if (IN_LEV_FIELD(xx, yy) && IS_BELT(IntelliDrawBuffer[xx][yy]) &&
10565         (direction_old & dir) &&
10566         (getOpenDirectionFromBelt(IntelliDrawBuffer[xx][yy]) & dir_opposite))
10567       direction_new |= dir;
10568   }
10569
10570   return getBeltFromNrAndOpenDirection(nr, direction_new);
10571 }
10572
10573 static int getClosedPool(int x, int y)
10574 {
10575   static int xy[4][2] =
10576   {
10577     { -1, 0 },
10578     { +1, 0 },
10579     { 0, -1 },
10580     { 0, +1 }
10581   };
10582   int element_old = IntelliDrawBuffer[x][y];
10583   int direction_old = getOpenDirectionFromPool(element_old);
10584   int direction_new = MV_NONE;
10585   int i;
10586
10587   for (i = 0; i < NUM_DIRECTIONS; i++)
10588   {
10589     int xx = x + xy[i][0];
10590     int yy = y + xy[i][1];
10591     int dir = MV_DIR_FROM_BIT(i);
10592     int dir_opposite = MV_DIR_OPPOSITE(dir);
10593
10594     if (IN_LEV_FIELD(xx, yy) &&
10595         IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[xx][yy]) &&
10596         (direction_old & dir) &&
10597         (getOpenDirectionFromPool(IntelliDrawBuffer[xx][yy]) & dir_opposite))
10598       direction_new |= dir;
10599   }
10600
10601   return getPoolFromOpenDirectionNotEmpty(direction_new, element_old);
10602 }
10603
10604 static int getClosedPillar(int x, int y)
10605 {
10606   static int xy[4][2] =
10607   {
10608     { -1, 0 },
10609     { +1, 0 },
10610     { 0, -1 },
10611     { 0, +1 }
10612   };
10613   int element_old = IntelliDrawBuffer[x][y];
10614   int direction_old = getOpenDirectionFromPillar(element_old);
10615   int direction_new = MV_NONE;
10616   int i;
10617
10618   for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
10619   {
10620     int xx = x + xy[i][0];
10621     int yy = y + xy[i][1];
10622     int dir = MV_DIR_FROM_BIT(i);
10623     int dir_opposite = MV_DIR_OPPOSITE(dir);
10624
10625     if (IN_LEV_FIELD(xx, yy) && IS_EMC_PILLAR(IntelliDrawBuffer[xx][yy]) &&
10626         (direction_old & dir) &&
10627         (getOpenDirectionFromPillar(IntelliDrawBuffer[xx][yy]) & dir_opposite))
10628       direction_new |= dir;
10629   }
10630
10631   return getPillarFromOpenDirectionNotEmpty(direction_new, element_old);
10632 }
10633
10634 static int getClosedSteel2(int x, int y)
10635 {
10636   static int xy[4][2] =
10637   {
10638     { -1, 0 },
10639     { +1, 0 },
10640     { 0, -1 },
10641     { 0, +1 }
10642   };
10643   int element_old = IntelliDrawBuffer[x][y];
10644   int direction_old = getOpenDirectionFromSteel2(element_old);
10645   int direction_new = MV_NONE;
10646   int i;
10647
10648   for (i = 0; i < NUM_DIRECTIONS; i++)
10649   {
10650     int xx = x + xy[i][0];
10651     int yy = y + xy[i][1];
10652     int dir = MV_DIR_FROM_BIT(i);
10653     int dir_opposite = MV_DIR_OPPOSITE(dir);
10654
10655     if (IN_LEV_FIELD(xx, yy) && IS_DC_STEELWALL_2(IntelliDrawBuffer[xx][yy]) &&
10656         (direction_old & dir) &&
10657         (getOpenDirectionFromSteel2(IntelliDrawBuffer[xx][yy]) & dir_opposite))
10658       direction_new |= dir;
10659   }
10660
10661   return getSteel2FromOpenDirectionNotEmpty(direction_new, element_old);
10662 }
10663
10664 static int getClosedChip(int x, int y)
10665 {
10666   static int xy[4][2] =
10667   {
10668     { -1, 0 },
10669     { +1, 0 },
10670     { 0, -1 },
10671     { 0, +1 }
10672   };
10673   int element_old = IntelliDrawBuffer[x][y];
10674   int direction_old = getOpenDirectionFromChip(element_old);
10675   int direction_new = MV_NONE;
10676   int i;
10677
10678   for (i = 0; i < NUM_DIRECTIONS; i++)
10679   {
10680     int xx = x + xy[i][0];
10681     int yy = y + xy[i][1];
10682     int dir = MV_DIR_FROM_BIT(i);
10683     int dir_opposite = MV_DIR_OPPOSITE(dir);
10684
10685     if (IN_LEV_FIELD(xx, yy) && IS_SP_CHIP(IntelliDrawBuffer[xx][yy]) &&
10686         (direction_old & dir) &&
10687         (getOpenDirectionFromChip(IntelliDrawBuffer[xx][yy]) & dir_opposite))
10688       direction_new |= dir;
10689   }
10690
10691   return getChipFromOpenDirectionNotEmpty(direction_new, element_old);
10692 }
10693
10694 static void SetElementSimpleExt(int x, int y, int dx, int dy, int element,
10695                                 boolean change_level)
10696 {
10697   int sx = x - level_xpos;
10698   int sy = y - level_ypos;
10699   int old_element = Feld[x][y];
10700   int new_element = element;
10701   unsigned int new_bitmask = (getDrawModeHiRes() ? (dx + 1) << (dy * 2) : 0x0f);
10702   boolean draw_masked = FALSE;
10703
10704   if (IS_MM_WALL_EDITOR(element))
10705   {
10706     element = map_mm_wall_element_editor(element) | new_bitmask;
10707
10708     if (IS_MM_WALL(old_element))
10709       element |= MM_WALL_BITS(old_element);
10710
10711     if (!change_level)
10712       draw_masked = TRUE;
10713   }
10714   else if (IS_MM_WALL(old_element) && element == EL_EMPTY)
10715   {
10716     int element_changed = old_element & ~new_bitmask;
10717
10718     if (MM_WALL_BITS(element_changed) != 0)
10719       element = element_changed;
10720   }
10721
10722   IntelliDrawBuffer[x][y] = element;
10723
10724   if (change_level)
10725     Feld[x][y] = element;
10726
10727   if (IN_ED_FIELD(sx, sy))
10728   {
10729     if (IS_MM_WALL(old_element) && new_element == EL_EMPTY)
10730       DrawSizedWallParts_MM(sx, sy, EL_EMPTY, ed_tilesize, FALSE, new_bitmask);
10731     else if (draw_masked)
10732       DrawEditorElementThruMask(sx, sy, element);
10733     else
10734       DrawEditorElement(sx, sy, element);
10735   }
10736 }
10737
10738 static void SetElementSimple(int x, int y, int element, boolean change_level)
10739 {
10740   SetElementSimpleExt(x, y, 0, 0, element, change_level);
10741 }
10742
10743 static void MergeAndCloseNeighbourElements(int x1, int y1, int *element1,
10744                                            int x2, int y2, int *element2,
10745                                            int (*close_function)(int, int),
10746                                            boolean change_level)
10747 {
10748   /* set neighbour elements to newly determined connections */
10749   SetElementSimple(x1, y1, *element1, change_level);
10750   SetElementSimple(x2, y2, *element2, change_level);
10751
10752   /* remove all open connections of neighbour elements */
10753   *element1 = close_function(x1, y1);
10754   *element2 = close_function(x2, y2);
10755
10756   /* set neighbour elements to new, minimized connections */
10757   SetElementSimple(x1, y1, *element1, change_level);
10758   SetElementSimple(x2, y2, *element2, change_level);
10759 }
10760
10761 static void SetElementIntelliDraw(int x, int y, int new_element,
10762                                   boolean change_level, int button)
10763 {
10764   static int xy[4][2] =
10765   {
10766     { -1, 0 },
10767     { +1, 0 },
10768     { 0, -1 },
10769     { 0, +1 }
10770   };
10771   static int last_x = -1;
10772   static int last_y = -1;
10773   int old_element = IntelliDrawBuffer[x][y];
10774
10775   if (new_element == EL_UNDEFINED)
10776   {
10777     last_x = -1;
10778     last_y = -1;
10779
10780     return;
10781   }
10782
10783   if (IS_TUBE(new_element))
10784   {
10785     int last_element_new = EL_UNDEFINED;
10786     int direction = MV_NONE;
10787     int i;
10788
10789     /* if old element is of same kind, keep all existing directions */
10790     if (IS_TUBE(old_element))
10791       direction |= getOpenDirectionFromTube(old_element);
10792
10793     for (i = 0; i < NUM_DIRECTIONS; i++)
10794     {
10795       int xx = x + xy[i][0];
10796       int yy = y + xy[i][1];
10797
10798       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
10799           IS_TUBE(IntelliDrawBuffer[last_x][last_y]))
10800       {
10801         int dir = MV_DIR_FROM_BIT(i);
10802         int dir_opposite = MV_DIR_OPPOSITE(dir);
10803         int last_element_old = IntelliDrawBuffer[last_x][last_y];
10804         int last_direction_old = getOpenDirectionFromTube(last_element_old);
10805         int last_direction_new = last_direction_old | dir_opposite;
10806
10807         last_element_new = getTubeFromOpenDirection(last_direction_new);
10808
10809         direction |= dir;
10810       }
10811     }
10812
10813     new_element = getTubeFromOpenDirectionNotEmpty(direction, new_element);
10814
10815     if (last_element_new != EL_UNDEFINED)
10816       MergeAndCloseNeighbourElements(x, y, &new_element,
10817                                      last_x, last_y, &last_element_new,
10818                                      getClosedTube, change_level);
10819   }
10820   else if (IS_BELT(new_element))
10821   {
10822     int belt_nr = getBeltNrFromBeltElement(new_element);
10823     int last_element_new = EL_UNDEFINED;
10824     int direction = MV_NONE;
10825     int i;
10826
10827     /* if old element is of same kind, keep all existing directions */
10828     if (IS_BELT(old_element))
10829       direction |= getOpenDirectionFromBelt(old_element);
10830
10831     for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
10832     {
10833       int xx = x + xy[i][0];
10834       int yy = y + xy[i][1];
10835
10836       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
10837           IS_BELT(IntelliDrawBuffer[last_x][last_y]))
10838       {
10839         int dir = MV_DIR_FROM_BIT(i);
10840         int dir_opposite = MV_DIR_OPPOSITE(dir);
10841         int last_element_old = IntelliDrawBuffer[last_x][last_y];
10842         int last_belt_nr = getBeltNrFromBeltElement(last_element_old);
10843         int last_direction_old = getOpenDirectionFromBelt(last_element_old);
10844         int last_direction_new = last_direction_old | dir_opposite;
10845
10846         last_element_new = getBeltFromNrAndOpenDirection(last_belt_nr,
10847                                                          last_direction_new);
10848         direction |= dir;
10849       }
10850     }
10851
10852     new_element = getBeltFromNrAndOpenDirectionNotEmpty(belt_nr, direction,
10853                                                         new_element);
10854     if (last_element_new != EL_UNDEFINED)
10855       MergeAndCloseNeighbourElements(x, y, &new_element,
10856                                      last_x, last_y, &last_element_new,
10857                                      getClosedBelt, change_level);
10858   }
10859   else if (IS_ACID_POOL_OR_ACID(new_element))
10860   {
10861     int last_element_new = EL_UNDEFINED;
10862     int direction = MV_NONE;
10863     int i;
10864
10865     /* if old element is of same kind, keep all existing directions */
10866     if (IS_ACID_POOL_OR_ACID(old_element))
10867       direction |= getOpenDirectionFromPool(old_element);
10868
10869     for (i = 0; i < NUM_DIRECTIONS; i++)
10870     {
10871       int xx = x + xy[i][0];
10872       int yy = y + xy[i][1];
10873
10874       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
10875           IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[last_x][last_y]))
10876       {
10877         int dir = MV_DIR_FROM_BIT(i);
10878         int dir_opposite = MV_DIR_OPPOSITE(dir);
10879         int last_element_old = IntelliDrawBuffer[last_x][last_y];
10880         int last_direction_old = getOpenDirectionFromPool(last_element_old);
10881         int last_direction_new = last_direction_old | dir_opposite;
10882
10883         last_element_new = getPoolFromOpenDirection(last_direction_new);
10884
10885         direction |= dir;
10886       }
10887     }
10888
10889     /* special corrections needed for intuitively correct acid pool drawing */
10890     if (last_element_new == EL_EMPTY)
10891       last_element_new = new_element;
10892     else if (last_element_new != EL_UNDEFINED)
10893       new_element = last_element_new;
10894
10895     new_element = getPoolFromOpenDirectionNotEmpty(direction, new_element);
10896
10897     if (last_element_new != EL_UNDEFINED)
10898       MergeAndCloseNeighbourElements(x, y, &new_element,
10899                                      last_x, last_y, &last_element_new,
10900                                      getClosedPool, change_level);
10901   }
10902   else if (IS_EMC_PILLAR(new_element))
10903   {
10904     int last_element_new = EL_UNDEFINED;
10905     int direction = MV_NONE;
10906     int i;
10907
10908     /* if old element is of same kind, keep all existing directions */
10909     if (IS_EMC_PILLAR(old_element))
10910       direction |= getOpenDirectionFromPillar(old_element);
10911
10912     for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
10913     {
10914       int xx = x + xy[i][0];
10915       int yy = y + xy[i][1];
10916
10917       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
10918           IS_EMC_PILLAR(IntelliDrawBuffer[last_x][last_y]))
10919       {
10920         int dir = MV_DIR_FROM_BIT(i);
10921         int dir_opposite = MV_DIR_OPPOSITE(dir);
10922         int last_element_old = IntelliDrawBuffer[last_x][last_y];
10923         int last_direction_old = getOpenDirectionFromPillar(last_element_old);
10924         int last_direction_new = last_direction_old | dir_opposite;
10925
10926         last_element_new = getPillarFromOpenDirection(last_direction_new);
10927
10928         direction |= dir;
10929       }
10930     }
10931
10932     new_element = getPillarFromOpenDirectionNotEmpty(direction, new_element);
10933
10934     if (last_element_new != EL_UNDEFINED)
10935       MergeAndCloseNeighbourElements(x, y, &new_element,
10936                                      last_x, last_y, &last_element_new,
10937                                      getClosedPillar, change_level);
10938   }
10939   else if (IS_DC_STEELWALL_2(new_element))
10940   {
10941     int last_element_new = EL_UNDEFINED;
10942     int direction = MV_NONE;
10943     int i;
10944
10945     /* if old element is of same kind, keep all existing directions */
10946     if (IS_DC_STEELWALL_2(old_element))
10947       direction |= getOpenDirectionFromSteel2(old_element);
10948
10949     for (i = 0; i < NUM_DIRECTIONS; i++)
10950     {
10951       int xx = x + xy[i][0];
10952       int yy = y + xy[i][1];
10953
10954       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
10955           IS_DC_STEELWALL_2(IntelliDrawBuffer[last_x][last_y]))
10956       {
10957         int dir = MV_DIR_FROM_BIT(i);
10958         int dir_opposite = MV_DIR_OPPOSITE(dir);
10959         int last_element_old = IntelliDrawBuffer[last_x][last_y];
10960         int last_direction_old = getOpenDirectionFromSteel2(last_element_old);
10961         int last_direction_new = last_direction_old | dir_opposite;
10962
10963         last_element_new = getSteel2FromOpenDirection(last_direction_new);
10964
10965         direction |= dir;
10966       }
10967     }
10968
10969     new_element = getSteel2FromOpenDirectionNotEmpty(direction, new_element);
10970
10971     if (last_element_new != EL_UNDEFINED)
10972       MergeAndCloseNeighbourElements(x, y, &new_element,
10973                                      last_x, last_y, &last_element_new,
10974                                      getClosedSteel2, change_level);
10975   }
10976   else if (IS_SP_CHIP(new_element))
10977   {
10978     int last_element_new = EL_UNDEFINED;
10979     int direction = MV_NONE;
10980     int i;
10981
10982     /* (do not keep existing directions, regardless of kind of old element) */
10983
10984     for (i = 0; i < NUM_DIRECTIONS; i++)
10985     {
10986       int xx = x + xy[i][0];
10987       int yy = y + xy[i][1];
10988
10989       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
10990           IS_SP_CHIP(IntelliDrawBuffer[last_x][last_y]))
10991       {
10992         int dir = MV_DIR_FROM_BIT(i);
10993         int dir_opposite = MV_DIR_OPPOSITE(dir);
10994         int last_element_old = IntelliDrawBuffer[last_x][last_y];
10995         int last_direction_old = getOpenDirectionFromChip(last_element_old);
10996         int last_direction_new = last_direction_old | dir_opposite;
10997
10998         if (last_direction_old == MV_NONE)
10999         {
11000           last_element_new = getChipFromOpenDirection(last_direction_new);
11001           direction |= dir;
11002         }
11003         else if (last_direction_old & (dir | dir_opposite))
11004         {
11005           direction |= MV_DIR_OPPOSITE(last_direction_old);
11006         }
11007         else
11008         {
11009           direction |= MV_DIR_OPPOSITE(dir);
11010         }
11011       }
11012     }
11013
11014     new_element = getChipFromOpenDirectionNotEmpty(direction, new_element);
11015
11016     if (last_element_new != EL_UNDEFINED)
11017       MergeAndCloseNeighbourElements(x, y, &new_element,
11018                                      last_x, last_y, &last_element_new,
11019                                      getClosedChip, change_level);
11020   }
11021   else if (IS_SP_HARDWARE_BASE(new_element))
11022   {
11023     int nr = GetSimpleRandom(6);
11024
11025     new_element = (nr == 0 ? EL_SP_HARDWARE_BASE_1 :
11026                    nr == 1 ? EL_SP_HARDWARE_BASE_2 :
11027                    nr == 2 ? EL_SP_HARDWARE_BASE_3 :
11028                    nr == 3 ? EL_SP_HARDWARE_BASE_4 :
11029                    nr == 4 ? EL_SP_HARDWARE_BASE_5 : EL_SP_HARDWARE_BASE_6);
11030   }
11031   else if (new_element == EL_SP_HARDWARE_GREEN ||
11032            new_element == EL_SP_HARDWARE_BLUE ||
11033            new_element == EL_SP_HARDWARE_RED)
11034   {
11035     int nr = GetSimpleRandom(3);
11036
11037     new_element = (nr == 0 ? EL_SP_HARDWARE_GREEN :
11038                    nr == 1 ? EL_SP_HARDWARE_BLUE : EL_SP_HARDWARE_RED);
11039   }
11040   else if (IS_GROUP_ELEMENT(new_element))
11041   {
11042     boolean connected_drawing = FALSE;
11043     int i;
11044
11045     for (i = 0; i < NUM_DIRECTIONS; i++)
11046     {
11047       int xx = x + xy[i][0];
11048       int yy = y + xy[i][1];
11049
11050       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
11051           IS_IN_GROUP_EL(IntelliDrawBuffer[last_x][last_y], new_element))
11052         connected_drawing = TRUE;
11053     }
11054
11055     if (!connected_drawing)
11056       ResolveGroupElement(new_element);
11057
11058     new_element = GetElementFromGroupElement(new_element);
11059   }
11060   else if (IS_BELT_SWITCH(old_element))
11061   {
11062     int belt_nr = getBeltNrFromBeltSwitchElement(old_element);
11063     int belt_dir = getBeltDirFromBeltSwitchElement(old_element);
11064
11065     belt_dir = (belt_dir == MV_LEFT ? MV_NONE :
11066                 belt_dir == MV_NONE ? MV_RIGHT : MV_LEFT);
11067
11068     new_element = getBeltSwitchElementFromBeltNrAndBeltDir(belt_nr, belt_dir);
11069   }
11070   else
11071   {
11072     static int swappable_elements[][2] =
11073     {
11074       { EL_EXIT_CLOSED,                 EL_EXIT_OPEN                    },
11075       { EL_DYNAMITE,                    EL_DYNAMITE_ACTIVE              },
11076       { EL_EM_DYNAMITE,                 EL_EM_DYNAMITE_ACTIVE           },
11077       { EL_QUICKSAND_EMPTY,             EL_QUICKSAND_FULL               },
11078       { EL_EMERALD,                     EL_WALL_EMERALD                 },
11079       { EL_EMERALD_YELLOW,              EL_WALL_EMERALD_YELLOW          },
11080       { EL_EMERALD_RED,                 EL_WALL_EMERALD_RED             },
11081       { EL_EMERALD_PURPLE,              EL_WALL_EMERALD_PURPLE          },
11082       { EL_DIAMOND,                     EL_WALL_DIAMOND                 },
11083       { EL_BD_DIAMOND,                  EL_WALL_BD_DIAMOND              },
11084       { EL_GATE_1,                      EL_GATE_1_GRAY                  },
11085       { EL_GATE_2,                      EL_GATE_2_GRAY                  },
11086       { EL_GATE_3,                      EL_GATE_3_GRAY                  },
11087       { EL_GATE_4,                      EL_GATE_4_GRAY                  },
11088       { EL_EM_GATE_1,                   EL_EM_GATE_1_GRAY               },
11089       { EL_EM_GATE_2,                   EL_EM_GATE_2_GRAY               },
11090       { EL_EM_GATE_3,                   EL_EM_GATE_3_GRAY               },
11091       { EL_EM_GATE_4,                   EL_EM_GATE_4_GRAY               },
11092       { EL_EMC_GATE_5,                  EL_EMC_GATE_5_GRAY              },
11093       { EL_EMC_GATE_6,                  EL_EMC_GATE_6_GRAY              },
11094       { EL_EMC_GATE_7,                  EL_EMC_GATE_7_GRAY              },
11095       { EL_EMC_GATE_8,                  EL_EMC_GATE_8_GRAY              },
11096       { EL_DC_GATE_WHITE,               EL_DC_GATE_WHITE_GRAY           },
11097       { EL_TIME_ORB_EMPTY,              EL_TIME_ORB_FULL                },
11098       { EL_LAMP,                        EL_LAMP_ACTIVE                  },
11099       { EL_SOKOBAN_FIELD_EMPTY,         EL_SOKOBAN_FIELD_FULL           },
11100       { EL_SP_BASE,                     EL_SP_BUGGY_BASE                },
11101       { EL_PEARL,                       EL_WALL_PEARL                   },
11102       { EL_CRYSTAL,                     EL_WALL_CRYSTAL                 },
11103       { EL_TIMEGATE_CLOSED,             EL_TIMEGATE_OPEN                },
11104       { EL_SWITCHGATE_CLOSED,           EL_SWITCHGATE_OPEN              },
11105       { EL_SWITCHGATE_SWITCH_UP,        EL_SWITCHGATE_SWITCH_DOWN       },
11106       { EL_DC_SWITCHGATE_SWITCH_UP,     EL_DC_SWITCHGATE_SWITCH_DOWN    },
11107       { EL_LIGHT_SWITCH,                EL_LIGHT_SWITCH_ACTIVE          },
11108       { EL_LANDMINE,                    EL_DC_LANDMINE                  },
11109       { EL_SHIELD_NORMAL,               EL_SHIELD_DEADLY                },
11110       { EL_STEEL_EXIT_CLOSED,           EL_STEEL_EXIT_OPEN              },
11111       { EL_EM_EXIT_CLOSED,              EL_EM_EXIT_OPEN                 },
11112       { EL_EM_STEEL_EXIT_CLOSED,        EL_EM_STEEL_EXIT_OPEN           },
11113       { EL_QUICKSAND_FAST_EMPTY,        EL_QUICKSAND_FAST_FULL          },
11114       { EL_MM_EXIT_CLOSED,              EL_MM_EXIT_OPEN                 },
11115       { EL_MM_FUSE,                     EL_MM_FUSE_ACTIVE               },
11116       { EL_MM_LIGHTBULB,                EL_MM_LIGHTBULB_ACTIVE          },
11117       { EL_MM_FUEL_EMPTY,               EL_MM_FUEL_FULL                 },
11118
11119       { -1,                             -1                              },
11120     };
11121     static int rotatable_elements_4[][4] =
11122     {
11123       {
11124         EL_BUG_UP,
11125         EL_BUG_RIGHT,
11126         EL_BUG_DOWN,
11127         EL_BUG_LEFT
11128       },
11129       {
11130         EL_SPACESHIP_UP,
11131         EL_SPACESHIP_RIGHT,
11132         EL_SPACESHIP_DOWN,
11133         EL_SPACESHIP_LEFT
11134       },
11135       {
11136         EL_BD_BUTTERFLY_UP,
11137         EL_BD_BUTTERFLY_RIGHT,
11138         EL_BD_BUTTERFLY_DOWN,
11139         EL_BD_BUTTERFLY_LEFT
11140       },
11141       {
11142         EL_BD_FIREFLY_UP,
11143         EL_BD_FIREFLY_RIGHT,
11144         EL_BD_FIREFLY_DOWN,
11145         EL_BD_FIREFLY_LEFT
11146       },
11147       {
11148         EL_PACMAN_UP,
11149         EL_PACMAN_RIGHT,
11150         EL_PACMAN_DOWN,
11151         EL_PACMAN_LEFT
11152       },
11153       {
11154         EL_YAMYAM_UP,
11155         EL_YAMYAM_RIGHT,
11156         EL_YAMYAM_DOWN,
11157         EL_YAMYAM_LEFT
11158       },
11159       {
11160         EL_ARROW_UP,
11161         EL_ARROW_RIGHT,
11162         EL_ARROW_DOWN,
11163         EL_ARROW_LEFT
11164       },
11165       {
11166         EL_SP_PORT_UP,
11167         EL_SP_PORT_RIGHT,
11168         EL_SP_PORT_DOWN,
11169         EL_SP_PORT_LEFT
11170       },
11171       {
11172         EL_SP_GRAVITY_PORT_UP,
11173         EL_SP_GRAVITY_PORT_RIGHT,
11174         EL_SP_GRAVITY_PORT_DOWN,
11175         EL_SP_GRAVITY_PORT_LEFT
11176       },
11177       {
11178         EL_SP_GRAVITY_ON_PORT_UP,
11179         EL_SP_GRAVITY_ON_PORT_RIGHT,
11180         EL_SP_GRAVITY_ON_PORT_DOWN,
11181         EL_SP_GRAVITY_ON_PORT_LEFT
11182       },
11183       {
11184         EL_SP_GRAVITY_OFF_PORT_UP,
11185         EL_SP_GRAVITY_OFF_PORT_RIGHT,
11186         EL_SP_GRAVITY_OFF_PORT_DOWN,
11187         EL_SP_GRAVITY_OFF_PORT_LEFT
11188       },
11189       {
11190         EL_MOLE_UP,
11191         EL_MOLE_RIGHT,
11192         EL_MOLE_DOWN,
11193         EL_MOLE_LEFT
11194       },
11195       {
11196         EL_BALLOON_SWITCH_UP,
11197         EL_BALLOON_SWITCH_RIGHT,
11198         EL_BALLOON_SWITCH_DOWN,
11199         EL_BALLOON_SWITCH_LEFT
11200       },
11201       {
11202         EL_MM_MCDUFFIN_UP,
11203         EL_MM_MCDUFFIN_RIGHT,
11204         EL_MM_MCDUFFIN_DOWN,
11205         EL_MM_MCDUFFIN_LEFT
11206       },
11207       {
11208         EL_MM_MIRROR_FIXED_1,
11209         EL_MM_MIRROR_FIXED_4,
11210         EL_MM_MIRROR_FIXED_3,
11211         EL_MM_MIRROR_FIXED_2
11212       },
11213       {
11214         EL_MM_STEEL_GRID_FIXED_1,
11215         EL_MM_STEEL_GRID_FIXED_4,
11216         EL_MM_STEEL_GRID_FIXED_2,
11217         EL_MM_STEEL_GRID_FIXED_3
11218       },
11219       {
11220         EL_MM_WOODEN_GRID_FIXED_1,
11221         EL_MM_WOODEN_GRID_FIXED_4,
11222         EL_MM_WOODEN_GRID_FIXED_2,
11223         EL_MM_WOODEN_GRID_FIXED_3
11224       },
11225       {
11226         EL_MM_POLARIZER_CROSS_1,
11227         EL_MM_POLARIZER_CROSS_4,
11228         EL_MM_POLARIZER_CROSS_3,
11229         EL_MM_POLARIZER_CROSS_2
11230       },
11231       {
11232         EL_MM_PACMAN_UP,
11233         EL_MM_PACMAN_RIGHT,
11234         EL_MM_PACMAN_DOWN,
11235         EL_MM_PACMAN_LEFT
11236       },
11237       {
11238         EL_DF_LASER_UP,
11239         EL_DF_LASER_RIGHT,
11240         EL_DF_LASER_DOWN,
11241         EL_DF_LASER_LEFT
11242       },
11243       {
11244         EL_DF_RECEIVER_UP,
11245         EL_DF_RECEIVER_RIGHT,
11246         EL_DF_RECEIVER_DOWN,
11247         EL_DF_RECEIVER_LEFT
11248       },
11249
11250       {
11251         -1,
11252       },
11253     };
11254     static int rotatable_elements_8[][8] =
11255     {
11256       {
11257         EL_DF_STEEL_GRID_FIXED_1,
11258         EL_DF_STEEL_GRID_FIXED_8,
11259         EL_DF_STEEL_GRID_FIXED_7,
11260         EL_DF_STEEL_GRID_FIXED_6,
11261         EL_DF_STEEL_GRID_FIXED_5,
11262         EL_DF_STEEL_GRID_FIXED_4,
11263         EL_DF_STEEL_GRID_FIXED_3,
11264         EL_DF_STEEL_GRID_FIXED_2
11265       },
11266       {
11267         EL_DF_WOODEN_GRID_FIXED_1,
11268         EL_DF_WOODEN_GRID_FIXED_8,
11269         EL_DF_WOODEN_GRID_FIXED_7,
11270         EL_DF_WOODEN_GRID_FIXED_6,
11271         EL_DF_WOODEN_GRID_FIXED_5,
11272         EL_DF_WOODEN_GRID_FIXED_4,
11273         EL_DF_WOODEN_GRID_FIXED_3,
11274         EL_DF_WOODEN_GRID_FIXED_2
11275       },
11276       {
11277         EL_DF_STEEL_GRID_ROTATING_1,
11278         EL_DF_STEEL_GRID_ROTATING_8,
11279         EL_DF_STEEL_GRID_ROTATING_7,
11280         EL_DF_STEEL_GRID_ROTATING_6,
11281         EL_DF_STEEL_GRID_ROTATING_5,
11282         EL_DF_STEEL_GRID_ROTATING_4,
11283         EL_DF_STEEL_GRID_ROTATING_3,
11284         EL_DF_STEEL_GRID_ROTATING_2
11285       },
11286       {
11287         EL_DF_WOODEN_GRID_ROTATING_1,
11288         EL_DF_WOODEN_GRID_ROTATING_8,
11289         EL_DF_WOODEN_GRID_ROTATING_7,
11290         EL_DF_WOODEN_GRID_ROTATING_6,
11291         EL_DF_WOODEN_GRID_ROTATING_5,
11292         EL_DF_WOODEN_GRID_ROTATING_4,
11293         EL_DF_WOODEN_GRID_ROTATING_3,
11294         EL_DF_WOODEN_GRID_ROTATING_2
11295       },
11296
11297       {
11298         -1,
11299       },
11300     };
11301     static int rotatable_elements_16[][16] =
11302     {
11303       {
11304         EL_MM_MIRROR_1,
11305         EL_MM_MIRROR_16,
11306         EL_MM_MIRROR_15,
11307         EL_MM_MIRROR_14,
11308         EL_MM_MIRROR_13,
11309         EL_MM_MIRROR_12,
11310         EL_MM_MIRROR_11,
11311         EL_MM_MIRROR_10,
11312         EL_MM_MIRROR_9,
11313         EL_MM_MIRROR_8,
11314         EL_MM_MIRROR_7,
11315         EL_MM_MIRROR_6,
11316         EL_MM_MIRROR_5,
11317         EL_MM_MIRROR_4,
11318         EL_MM_MIRROR_3,
11319         EL_MM_MIRROR_2
11320       },
11321       {
11322         EL_MM_TELEPORTER_5,
11323         EL_MM_TELEPORTER_4,
11324         EL_MM_TELEPORTER_3,
11325         EL_MM_TELEPORTER_2,
11326         EL_MM_TELEPORTER_1,
11327         EL_MM_TELEPORTER_16,
11328         EL_MM_TELEPORTER_15,
11329         EL_MM_TELEPORTER_14,
11330         EL_MM_TELEPORTER_13,
11331         EL_MM_TELEPORTER_12,
11332         EL_MM_TELEPORTER_11,
11333         EL_MM_TELEPORTER_10,
11334         EL_MM_TELEPORTER_9,
11335         EL_MM_TELEPORTER_8,
11336         EL_MM_TELEPORTER_7,
11337         EL_MM_TELEPORTER_6
11338       },
11339       {
11340         EL_MM_TELEPORTER_RED_5,
11341         EL_MM_TELEPORTER_RED_4,
11342         EL_MM_TELEPORTER_RED_3,
11343         EL_MM_TELEPORTER_RED_2,
11344         EL_MM_TELEPORTER_RED_1,
11345         EL_MM_TELEPORTER_RED_16,
11346         EL_MM_TELEPORTER_RED_15,
11347         EL_MM_TELEPORTER_RED_14,
11348         EL_MM_TELEPORTER_RED_13,
11349         EL_MM_TELEPORTER_RED_12,
11350         EL_MM_TELEPORTER_RED_11,
11351         EL_MM_TELEPORTER_RED_10,
11352         EL_MM_TELEPORTER_RED_9,
11353         EL_MM_TELEPORTER_RED_8,
11354         EL_MM_TELEPORTER_RED_7,
11355         EL_MM_TELEPORTER_RED_6
11356       },
11357       {
11358         EL_MM_TELEPORTER_YELLOW_5,
11359         EL_MM_TELEPORTER_YELLOW_4,
11360         EL_MM_TELEPORTER_YELLOW_3,
11361         EL_MM_TELEPORTER_YELLOW_2,
11362         EL_MM_TELEPORTER_YELLOW_1,
11363         EL_MM_TELEPORTER_YELLOW_16,
11364         EL_MM_TELEPORTER_YELLOW_15,
11365         EL_MM_TELEPORTER_YELLOW_14,
11366         EL_MM_TELEPORTER_YELLOW_13,
11367         EL_MM_TELEPORTER_YELLOW_12,
11368         EL_MM_TELEPORTER_YELLOW_11,
11369         EL_MM_TELEPORTER_YELLOW_10,
11370         EL_MM_TELEPORTER_YELLOW_9,
11371         EL_MM_TELEPORTER_YELLOW_8,
11372         EL_MM_TELEPORTER_YELLOW_7,
11373         EL_MM_TELEPORTER_YELLOW_6
11374       },
11375       {
11376         EL_MM_TELEPORTER_GREEN_5,
11377         EL_MM_TELEPORTER_GREEN_4,
11378         EL_MM_TELEPORTER_GREEN_3,
11379         EL_MM_TELEPORTER_GREEN_2,
11380         EL_MM_TELEPORTER_GREEN_1,
11381         EL_MM_TELEPORTER_GREEN_16,
11382         EL_MM_TELEPORTER_GREEN_15,
11383         EL_MM_TELEPORTER_GREEN_14,
11384         EL_MM_TELEPORTER_GREEN_13,
11385         EL_MM_TELEPORTER_GREEN_12,
11386         EL_MM_TELEPORTER_GREEN_11,
11387         EL_MM_TELEPORTER_GREEN_10,
11388         EL_MM_TELEPORTER_GREEN_9,
11389         EL_MM_TELEPORTER_GREEN_8,
11390         EL_MM_TELEPORTER_GREEN_7,
11391         EL_MM_TELEPORTER_GREEN_6
11392       },
11393       {
11394         EL_MM_TELEPORTER_BLUE_5,
11395         EL_MM_TELEPORTER_BLUE_4,
11396         EL_MM_TELEPORTER_BLUE_3,
11397         EL_MM_TELEPORTER_BLUE_2,
11398         EL_MM_TELEPORTER_BLUE_1,
11399         EL_MM_TELEPORTER_BLUE_16,
11400         EL_MM_TELEPORTER_BLUE_15,
11401         EL_MM_TELEPORTER_BLUE_14,
11402         EL_MM_TELEPORTER_BLUE_13,
11403         EL_MM_TELEPORTER_BLUE_12,
11404         EL_MM_TELEPORTER_BLUE_11,
11405         EL_MM_TELEPORTER_BLUE_10,
11406         EL_MM_TELEPORTER_BLUE_9,
11407         EL_MM_TELEPORTER_BLUE_8,
11408         EL_MM_TELEPORTER_BLUE_7,
11409         EL_MM_TELEPORTER_BLUE_6
11410       },
11411       {
11412         EL_MM_POLARIZER_1,
11413         EL_MM_POLARIZER_16,
11414         EL_MM_POLARIZER_15,
11415         EL_MM_POLARIZER_14,
11416         EL_MM_POLARIZER_13,
11417         EL_MM_POLARIZER_12,
11418         EL_MM_POLARIZER_11,
11419         EL_MM_POLARIZER_10,
11420         EL_MM_POLARIZER_9,
11421         EL_MM_POLARIZER_8,
11422         EL_MM_POLARIZER_7,
11423         EL_MM_POLARIZER_6,
11424         EL_MM_POLARIZER_5,
11425         EL_MM_POLARIZER_4,
11426         EL_MM_POLARIZER_3,
11427         EL_MM_POLARIZER_2
11428       },
11429       {
11430         EL_DF_MIRROR_1,
11431         EL_DF_MIRROR_16,
11432         EL_DF_MIRROR_15,
11433         EL_DF_MIRROR_14,
11434         EL_DF_MIRROR_13,
11435         EL_DF_MIRROR_12,
11436         EL_DF_MIRROR_11,
11437         EL_DF_MIRROR_10,
11438         EL_DF_MIRROR_9,
11439         EL_DF_MIRROR_8,
11440         EL_DF_MIRROR_7,
11441         EL_DF_MIRROR_6,
11442         EL_DF_MIRROR_5,
11443         EL_DF_MIRROR_4,
11444         EL_DF_MIRROR_3,
11445         EL_DF_MIRROR_2
11446       },
11447       {
11448         EL_DF_MIRROR_ROTATING_1,
11449         EL_DF_MIRROR_ROTATING_16,
11450         EL_DF_MIRROR_ROTATING_15,
11451         EL_DF_MIRROR_ROTATING_14,
11452         EL_DF_MIRROR_ROTATING_13,
11453         EL_DF_MIRROR_ROTATING_12,
11454         EL_DF_MIRROR_ROTATING_11,
11455         EL_DF_MIRROR_ROTATING_10,
11456         EL_DF_MIRROR_ROTATING_9,
11457         EL_DF_MIRROR_ROTATING_8,
11458         EL_DF_MIRROR_ROTATING_7,
11459         EL_DF_MIRROR_ROTATING_6,
11460         EL_DF_MIRROR_ROTATING_5,
11461         EL_DF_MIRROR_ROTATING_4,
11462         EL_DF_MIRROR_ROTATING_3,
11463         EL_DF_MIRROR_ROTATING_2
11464       },
11465
11466       {
11467         -1,
11468       },
11469     };
11470     int i, j;
11471
11472     for (i = 0; swappable_elements[i][0] != -1; i++)
11473     {
11474       int element1 = swappable_elements[i][0];
11475       int element2 = swappable_elements[i][1];
11476
11477       if (old_element == element1 || old_element == element2)
11478         new_element = (old_element == element1 ? element2 : element1);
11479     }
11480
11481     for (i = 0; rotatable_elements_4[i][0] != -1; i++)
11482     {
11483       for (j = 0; j < 4; j++)
11484       {
11485         int element = rotatable_elements_4[i][j];
11486
11487         if (old_element == element)
11488           new_element = (button == 1 ? rotatable_elements_4[i][(j + 3) % 4] :
11489                          button == 2 ? rotatable_elements_4[i][0]           :
11490                          button == 3 ? rotatable_elements_4[i][(j + 1) % 4] :
11491                          old_element);
11492       }
11493     }
11494
11495     for (i = 0; rotatable_elements_8[i][0] != -1; i++)
11496     {
11497       for (j = 0; j < 8; j++)
11498       {
11499         int element = rotatable_elements_8[i][j];
11500
11501         if (old_element == element)
11502           new_element = (button == 1 ? rotatable_elements_8[i][(j + 7) % 8] :
11503                          button == 2 ? rotatable_elements_8[i][0]           :
11504                          button == 3 ? rotatable_elements_8[i][(j + 1) % 8] :
11505                          old_element);
11506       }
11507     }
11508
11509     for (i = 0; rotatable_elements_16[i][0] != -1; i++)
11510     {
11511       for (j = 0; j < 16; j++)
11512       {
11513         int element = rotatable_elements_16[i][j];
11514
11515         if (old_element == element)
11516           new_element = (button == 1 ? rotatable_elements_16[i][(j + 15) % 16] :
11517                          button == 2 ? rotatable_elements_16[i][0]             :
11518                          button == 3 ? rotatable_elements_16[i][(j + 1)  % 16] :
11519                          old_element);
11520       }
11521     }
11522
11523     if (old_element != new_element)
11524     {
11525       int max_infotext_len = getMaxInfoTextLength();
11526       char infotext[MAX_OUTPUT_LINESIZE + 1];
11527
11528       strncpy(infotext, getElementInfoText(new_element), max_infotext_len);
11529       infotext[max_infotext_len] = '\0';
11530
11531       ClearEditorGadgetInfoText();
11532
11533       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, INFOTEXT_FONT,
11534                 infotext);
11535     }
11536   }
11537
11538   SetElementSimple(x, y, new_element, change_level);
11539
11540   last_x = x;
11541   last_y = y;
11542 }
11543
11544 static void ResetIntelliDraw()
11545 {
11546   int x, y;
11547
11548   for (x = 0; x < lev_fieldx; x++)
11549     for (y = 0; y < lev_fieldy; y++)
11550       IntelliDrawBuffer[x][y] = Feld[x][y];
11551
11552   SetElementIntelliDraw(-1, -1, EL_UNDEFINED, FALSE, -1);
11553 }
11554
11555 static boolean draw_mode_hires = FALSE;
11556
11557 static void SetDrawModeHiRes(int element)
11558 {
11559   draw_mode_hires =
11560     (level.game_engine_type == GAME_ENGINE_TYPE_MM &&
11561      (IS_MM_WALL_EDITOR(element) || element == EL_EMPTY));
11562 }
11563
11564 static boolean getDrawModeHiRes()
11565 {
11566   return draw_mode_hires;
11567 }
11568
11569 static int getLoResScreenPos(int pos)
11570 {
11571   return (getDrawModeHiRes() ? pos / 2 : pos);
11572 }
11573
11574 static int getLoResScreenMod(int pos)
11575 {
11576   return (getDrawModeHiRes() ? pos % 2 : 0);
11577 }
11578
11579 static void SetElementExt(int x, int y, int dx, int dy, int element,
11580                           boolean change_level, int button)
11581 {
11582   if (element < 0)
11583     SetElementSimple(x, y, Feld[x][y], change_level);
11584   else if (GetKeyModState() & KMOD_Shift && !IS_MM_WALL_EDITOR(element))
11585     SetElementIntelliDraw(x, y, element, change_level, button);
11586   else
11587     SetElementSimpleExt(x, y, dx, dy, element, change_level);
11588 }
11589
11590 static void SetElement(int x, int y, int element)
11591 {
11592   SetElementExt(x, y, 0, 0, element, TRUE, -1);
11593 }
11594
11595 static void SetElementButton(int x, int y, int dx, int dy, int element,
11596                              int button)
11597 {
11598   SetElementExt(x, y, dx, dy, element, TRUE, button);
11599 }
11600
11601 static void SetElementHiRes(int sx2, int sy2, int element, boolean change_level)
11602 {
11603   int lx = getLoResScreenPos(sx2) + level_xpos;
11604   int ly = getLoResScreenPos(sy2) + level_ypos;
11605   int dx = getLoResScreenMod(sx2);
11606   int dy = getLoResScreenMod(sy2);
11607
11608   SetElementExt(lx, ly, dx, dy, element, change_level, -1);
11609 }
11610
11611 static void SetLevelElementHiRes(int lx2, int ly2, int element)
11612 {
11613   int lx = lx2 / 2;
11614   int ly = ly2 / 2;
11615   int dx = lx2 % 2;
11616   int dy = ly2 % 2;
11617
11618   SetElementExt(lx, ly, dx, dy, element, TRUE, -1);
11619 }
11620
11621 static int getLevelElementHiRes(int lx2, int ly2)
11622 {
11623   int lx = lx2 / 2;
11624   int ly = ly2 / 2;
11625   int dx = lx2 % 2;
11626   int dy = ly2 % 2;
11627   int element = Feld[lx][ly];
11628   unsigned int bitmask = (dx + 1) << (dy * 2);
11629
11630   if (IS_MM_WALL(element))
11631   {
11632     if (element & bitmask)
11633       return map_mm_wall_element(element);
11634     else
11635       return EL_EMPTY;
11636   }
11637
11638   return element;
11639 }
11640
11641 static void DrawLineElement(int x, int y, int element, boolean change_level)
11642 {
11643   SetElementHiRes(x, y, element, change_level);
11644 }
11645
11646 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
11647                      int element, boolean change_level)
11648 {
11649   int xsize = ABS(to_x - from_x);
11650   int ysize = ABS(to_y - from_y);
11651   int dx = (to_x < from_x ? -1 : +1);
11652   int dy = (to_y < from_y ? -1 : +1);
11653   int i;
11654
11655   if (from_y == to_y)                   /* horizontal line */
11656   {
11657     for (i = 0; i <= xsize; i++)
11658       DrawLineElement(from_x + i * dx, from_y, element, change_level);
11659   }
11660   else if (from_x == to_x)              /* vertical line */
11661   {
11662     for (i = 0; i <= ysize; i++)
11663       DrawLineElement(from_x, from_y + i * dy, element, change_level);
11664   }
11665   else                                  /* diagonal line */
11666   {
11667     if (ysize < xsize)                  /* a < 1 */
11668     {
11669       float a = (float)ysize / (float)xsize;
11670
11671       for (i = 0; i <= xsize; i++)
11672       {
11673         int x = dx * i;
11674         int y = dy * (int)(a * i + 0.5);
11675
11676         DrawLineElement(from_x + x, from_y + y, element, change_level);
11677       }
11678     }
11679     else                                /* a >= 1 */
11680     {
11681       float a = (float)xsize / (float)ysize;
11682
11683       for (i = 0; i <= ysize; i++)
11684       {
11685         int x = dx * (int)(a * i + 0.5);
11686         int y = dy * i;
11687
11688         DrawLineElement(from_x + x, from_y + y, element, change_level);
11689       }
11690     }
11691   }
11692 }
11693
11694 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
11695                     int element, boolean change_level)
11696 {
11697   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
11698   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
11699   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
11700   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
11701 }
11702
11703 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
11704                           int element, boolean change_level)
11705 {
11706   int y;
11707
11708   if (from_y > to_y)
11709     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
11710
11711   for (y = from_y; y <= to_y; y++)
11712     DrawLine(from_x, y, to_x, y, element, change_level);
11713 }
11714
11715 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
11716                        int element, boolean change_level)
11717 {
11718   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
11719   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
11720   int len_x = ABS(to_x - from_x);
11721   int len_y = ABS(to_y - from_y);
11722   int radius, x, y;
11723
11724   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
11725
11726   /* not optimal (some points get drawn twice) but simple,
11727      and fast enough for the few points we are drawing */
11728
11729   for (x = 0; x <= radius; x++)
11730   {
11731     int sx, sy, sx2, sy2, lx, ly;
11732
11733     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
11734
11735     sx2 = from_x + x * (from_x < to_x2 ? +1 : -1);
11736     sy2 = from_y + y * (from_y < to_y2 ? +1 : -1);
11737     sx = getLoResScreenPos(sx2);
11738     sy = getLoResScreenPos(sy2);
11739     lx = sx + level_xpos;
11740     ly = sy + level_ypos;
11741
11742     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
11743       DrawLineElement(sx2, sy2, element, change_level);
11744   }
11745
11746   for (y = 0; y <= radius; y++)
11747   {
11748     int sx, sy, sx2, sy2, lx, ly;
11749
11750     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
11751
11752     sx2 = from_x + x * (from_x < to_x2 ? +1 : -1);
11753     sy2 = from_y + y * (from_y < to_y2 ? +1 : -1);
11754     sx = getLoResScreenPos(sx2);
11755     sy = getLoResScreenPos(sy2);
11756     lx = sx + level_xpos;
11757     ly = sy + level_ypos;
11758
11759     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
11760       DrawLineElement(sx2, sy2, element, change_level);
11761   }
11762 }
11763
11764 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
11765                     int element, boolean change_level)
11766 {
11767   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
11768   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
11769
11770   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
11771 }
11772
11773 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
11774
11775 #if DRAW_CIRCLES_BUTTON_AVAILABLE
11776 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
11777                        int element, boolean change_level)
11778 {
11779   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
11780   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
11781   int mirror_to_x2 = from_x - (to_x2 - from_x);
11782   int mirror_to_y2 = from_y - (to_y2 - from_y);
11783
11784   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
11785   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
11786   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
11787   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
11788 }
11789 #endif
11790
11791 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
11792 {
11793   int from_sx, from_sy;
11794   int to_sx, to_sy;
11795
11796   if (from_x > to_x)
11797     swap_numbers(&from_x, &to_x);
11798
11799   if (from_y > to_y)
11800     swap_numbers(&from_y, &to_y);
11801
11802   from_sx = SX + from_x * ed_tilesize;
11803   from_sy = SY + from_y * ed_tilesize;
11804   to_sx = SX + (to_x + 1) * ed_tilesize - 1;
11805   to_sy = SY + (to_y + 1) * ed_tilesize - 1;
11806
11807   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
11808   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
11809   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
11810   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
11811
11812   if (from_x == to_x && from_y == to_y)
11813     MarkTileDirty(from_x/2, from_y/2);
11814   else
11815     redraw_mask |= REDRAW_FIELD;
11816 }
11817
11818 static void DrawAreaBox(int from_x, int from_y, int to_x, int to_y,
11819                         int element, boolean change_level)
11820 {
11821   DrawBox(from_x, from_y, to_x, to_y, element, change_level);
11822 }
11823
11824 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
11825                        int element, boolean change_level)
11826 {
11827   if (element == -1 || change_level)
11828     DrawAreaBox(from_x, from_y, to_x, to_y, -1, FALSE);
11829   else
11830     DrawAreaBorder(from_x, from_y, to_x, to_y);
11831 }
11832
11833 /* values for CopyBrushExt() */
11834 #define CB_AREA_TO_BRUSH        0
11835 #define CB_BRUSH_TO_CURSOR      1
11836 #define CB_BRUSH_TO_LEVEL       2
11837 #define CB_DELETE_OLD_CURSOR    3
11838 #define CB_DUMP_BRUSH           4
11839 #define CB_DUMP_BRUSH_SMALL     5
11840
11841 static void DrawBrushElement(int sx, int sy, int element, boolean change_level)
11842 {
11843   DrawLineElement(sx, sy, element, change_level);
11844 }
11845
11846 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
11847                          int button, int mode)
11848 {
11849   static short brush_buffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
11850   static int brush_width, brush_height;
11851   static int last_cursor_x = -1, last_cursor_y = -1;
11852   static boolean delete_old_brush;
11853   int new_element = BUTTON_ELEMENT(button);
11854   int x, y;
11855
11856   if (mode == CB_DUMP_BRUSH ||
11857       mode == CB_DUMP_BRUSH_SMALL)
11858   {
11859     if (!draw_with_brush)
11860     {
11861       Error(ERR_WARN, "no brush selected");
11862
11863       return;
11864     }
11865
11866     for (y = 0; y < brush_height; y++)
11867     {
11868       for (x = 0; x < brush_width; x++)
11869       {
11870         int element = brush_buffer[x][y];
11871         int element_mapped = element;
11872
11873         if (IS_CUSTOM_ELEMENT(element))
11874           element_mapped = EL_CUSTOM_START;
11875         else if (IS_GROUP_ELEMENT(element))
11876           element_mapped = EL_GROUP_START;
11877         else if (element >= NUM_FILE_ELEMENTS)
11878           element_mapped = EL_UNKNOWN;
11879
11880         // dump brush as level sketch text for the R'n'D forum:
11881         // - large tiles: `xxx (0x60 ASCII)
11882         // - small tiles: ¸xxx (0xb8 ISO-8859-1, 0xc2b8 UTF-8)
11883         printf("%s%03d", (mode == CB_DUMP_BRUSH ? "`" : "¸"), element_mapped);
11884       }
11885
11886       printf("\n");
11887     }
11888
11889     return;
11890   }
11891
11892   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
11893     return;
11894
11895   if (mode == CB_AREA_TO_BRUSH)
11896   {
11897     int from_lx, from_ly;
11898
11899     if (from_x > to_x)
11900       swap_numbers(&from_x, &to_x);
11901
11902     if (from_y > to_y)
11903       swap_numbers(&from_y, &to_y);
11904
11905     brush_width = to_x - from_x + 1;
11906     brush_height = to_y - from_y + 1;
11907
11908     from_lx = from_x + level_xpos;
11909     from_ly = from_y + level_ypos;
11910
11911     for (y = 0; y < brush_height; y++)
11912     {
11913       for (x = 0; x < brush_width; x++)
11914       {
11915         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
11916
11917         if (button != 1)
11918           DrawBrushElement(from_x + x, from_y + y, new_element, TRUE);
11919       }
11920     }
11921
11922     if (button != 1)
11923       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
11924
11925     delete_old_brush = FALSE;
11926   }
11927   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
11928            mode == CB_BRUSH_TO_LEVEL)
11929   {
11930     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
11931     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
11932     int cursor_from_x = cursor_x - brush_width / 2;
11933     int cursor_from_y = cursor_y - brush_height / 2;
11934     int border_from_x = cursor_x, border_from_y = cursor_y;
11935     int border_to_x = cursor_x, border_to_y = cursor_y;
11936
11937     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
11938       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
11939
11940     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
11941         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
11942     {
11943       delete_old_brush = FALSE;
11944       return;
11945     }
11946
11947     for (y = 0; y < brush_height; y++)
11948     {
11949       for (x = 0; x < brush_width; x++)
11950       {
11951         int sx = cursor_from_x + x;
11952         int sy = cursor_from_y + y;
11953         int lx = sx + level_xpos;
11954         int ly = sy + level_ypos;
11955         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
11956         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
11957                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
11958                        brush_buffer[x][y] : new_element);
11959
11960         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
11961         {
11962           if (sx < border_from_x)
11963             border_from_x = sx;
11964           else if (sx > border_to_x)
11965             border_to_x = sx;
11966           if (sy < border_from_y)
11967             border_from_y = sy;
11968           else if (sy > border_to_y)
11969             border_to_y = sy;
11970
11971           DrawBrushElement(sx, sy, element, change_level);
11972         }
11973       }
11974     }
11975
11976     if (mode != CB_DELETE_OLD_CURSOR)
11977       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
11978
11979     last_cursor_x = cursor_x;
11980     last_cursor_y = cursor_y;
11981     delete_old_brush = TRUE;
11982   }
11983 }
11984
11985 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
11986                             int button)
11987 {
11988   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
11989 }
11990
11991 static void CopyBrushToLevel(int x, int y, int button)
11992 {
11993   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
11994 }
11995
11996 static void CopyBrushToCursor(int x, int y)
11997 {
11998   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
11999 }
12000
12001 static void DeleteBrushFromCursor()
12002 {
12003   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
12004 }
12005
12006 void DumpBrush()
12007 {
12008   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
12009 }
12010
12011 void DumpBrush_Small()
12012 {
12013   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
12014 }
12015
12016 static void FloodFill(int from_x, int from_y, int fill_element)
12017 {
12018   FloodFillLevel(from_x, from_y, fill_element, Feld, lev_fieldx, lev_fieldy);
12019 }
12020
12021 static void FloodFillWall_MM(int from_sx2, int from_sy2, int fill_element)
12022 {
12023   int from_x = from_sx2 + 2 * level_xpos;
12024   int from_y = from_sy2 + 2 * level_ypos;
12025   int max_fillx = lev_fieldx * 2;
12026   int max_filly = lev_fieldy * 2;
12027   short FillFeld[max_fillx][max_filly];
12028   int x, y;
12029
12030   for (x = 0; x < max_fillx; x++)
12031     for (y = 0; y < max_filly; y++)
12032       FillFeld[x][y] = getLevelElementHiRes(x, y);
12033
12034   FloodFillLevelExt(from_x, from_y, fill_element, max_fillx, max_filly,
12035                     FillFeld, max_fillx, max_filly);
12036
12037   for (x = 0; x < max_fillx; x++)
12038     for (y = 0; y < max_filly; y++)
12039       if (FillFeld[x][y] == fill_element)
12040         SetLevelElementHiRes(x, y, FillFeld[x][y]);
12041 }
12042
12043 /* values for DrawLevelText() modes */
12044 #define TEXT_INIT               0
12045 #define TEXT_SETCURSOR          1
12046 #define TEXT_WRITECHAR          2
12047 #define TEXT_BACKSPACE          3
12048 #define TEXT_NEWLINE            4
12049 #define TEXT_END                5
12050 #define TEXT_QUERY_TYPING       6
12051
12052 static int DrawLevelText(int sx, int sy, char letter, int mode)
12053 {
12054   static short delete_buffer[MAX_LEV_FIELDX];
12055   static int start_sx;
12056   static int last_sx, last_sy;
12057   static boolean typing = FALSE;
12058   int letter_element = EL_CHAR_ASCII0 + letter;
12059   int lx = 0, ly = 0;
12060
12061   /* map lower case letters to upper case and convert special characters */
12062   if (letter >= 'a' && letter <= 'z')
12063     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
12064   else if (letter == CHAR_BYTE_UMLAUT_a || letter == CHAR_BYTE_UMLAUT_A)
12065     letter_element = EL_CHAR_AUMLAUT;
12066   else if (letter == CHAR_BYTE_UMLAUT_o || letter == CHAR_BYTE_UMLAUT_O)
12067     letter_element = EL_CHAR_OUMLAUT;
12068   else if (letter == CHAR_BYTE_UMLAUT_u || letter == CHAR_BYTE_UMLAUT_U)
12069     letter_element = EL_CHAR_UUMLAUT;
12070   else if (letter == '^')
12071     letter_element = EL_CHAR_COPYRIGHT;
12072   else
12073     letter_element = EL_CHAR_ASCII0 + letter;
12074
12075   if (mode != TEXT_INIT)
12076   {
12077     if (!typing)
12078       return FALSE;
12079
12080     if (mode != TEXT_SETCURSOR)
12081     {
12082       sx = last_sx;
12083       sy = last_sy;
12084     }
12085
12086     lx = last_sx + level_xpos;
12087     ly = last_sy + level_ypos;
12088   }
12089
12090   switch (mode)
12091   {
12092     case TEXT_INIT:
12093       if (typing)
12094         DrawLevelText(0, 0, 0, TEXT_END);
12095
12096       typing = TRUE;
12097       start_sx = sx;
12098       last_sx = sx;
12099       last_sy = sy;
12100       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
12101       break;
12102
12103     case TEXT_SETCURSOR:
12104       DrawEditorElement(last_sx, last_sy, Feld[lx][ly]);
12105       DrawAreaBorder(sx, sy, sx, sy);
12106       last_sx = sx;
12107       last_sy = sy;
12108       break;
12109
12110     case TEXT_WRITECHAR:
12111       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
12112       {
12113         if (new_element1 >= EL_STEEL_CHAR_START &&
12114             new_element1 <= EL_STEEL_CHAR_END)
12115           letter_element = letter_element - EL_CHAR_START + EL_STEEL_CHAR_START;
12116
12117         delete_buffer[sx - start_sx] = Feld[lx][ly];
12118         Feld[lx][ly] = letter_element;
12119
12120         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
12121           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
12122         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
12123           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
12124         else
12125           DrawLevelText(0, 0, 0, TEXT_END);
12126
12127         level.changed = TRUE;
12128       }
12129       break;
12130
12131     case TEXT_BACKSPACE:
12132       if (sx > start_sx)
12133       {
12134         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
12135         DrawEditorElement(sx - 1, sy, Feld[lx - 1][ly]);
12136         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
12137       }
12138       break;
12139
12140     case TEXT_NEWLINE:
12141       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
12142         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
12143       else
12144         DrawLevelText(0, 0, 0, TEXT_END);
12145       break;
12146
12147     case TEXT_END:
12148       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
12149       DrawEditorElement(sx, sy, Feld[lx][ly]);
12150       typing = FALSE;
12151       break;
12152
12153     case TEXT_QUERY_TYPING:
12154       break;
12155
12156     default:
12157       break;
12158   }
12159
12160   return typing;
12161 }
12162
12163 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
12164                           int element, boolean change_level)
12165 {
12166   int lx = sx + level_xpos;
12167   int ly = sy + level_ypos;
12168
12169   if (element == -1)
12170     DrawEditorElement(sx, sy, Feld[lx][ly]);
12171   else
12172     DrawAreaBorder(sx, sy, sx, sy);
12173 }
12174
12175 static void CheckLevelBorderElement(boolean redraw_playfield)
12176 {
12177   int last_border_element = BorderElement;
12178
12179   SetBorderElement();
12180
12181   if (redraw_playfield && BorderElement != last_border_element)
12182     DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
12183 }
12184
12185 static void CopyLevelToUndoBuffer(int mode)
12186 {
12187   static boolean accumulated_undo = FALSE;
12188   boolean new_undo_buffer_position = TRUE;
12189   int x, y;
12190
12191   if (undo_buffer_steps == 0)
12192     accumulated_undo = FALSE;
12193
12194   switch (mode)
12195   {
12196     case UNDO_IMMEDIATE:
12197       accumulated_undo = FALSE;
12198       break;
12199
12200     case UNDO_ACCUMULATE:
12201       if (accumulated_undo)
12202         new_undo_buffer_position = FALSE;
12203       accumulated_undo = TRUE;
12204       break;
12205
12206     default:
12207       break;
12208   }
12209
12210   if (new_undo_buffer_position)
12211   {
12212     /* advance position in undo buffer ring */
12213     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
12214
12215     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
12216       undo_buffer_steps++;
12217   }
12218
12219   /* always reset redo buffer when storing level change into undo buffer */
12220   redo_buffer_steps = 0;
12221
12222   for (x = 0; x < lev_fieldx; x++)
12223     for (y = 0; y < lev_fieldy; y++)
12224       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
12225
12226   /* check if drawing operation forces change of border style */
12227   CheckLevelBorderElement(TRUE);
12228
12229   level.changed = TRUE;
12230 }
12231
12232 static void RandomPlacement(int new_element)
12233 {
12234   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
12235   int num_free_positions = 0;
12236   int num_percentage, num_elements;
12237   int x, y;
12238
12239   ResetIntelliDraw();
12240
12241   /* determine number of free positions for randomly placing the new element */
12242   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
12243   {
12244     free_position[x][y] =
12245       (random_placement_background_restricted ?
12246        Feld[x][y] == random_placement_background_element :
12247        Feld[x][y] != new_element);
12248
12249     if (free_position[x][y])
12250       num_free_positions++;
12251   }
12252
12253   /* determine number of new elements to place there */
12254   num_percentage = num_free_positions * random_placement_value / 100;
12255   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
12256                   num_percentage : random_placement_value);
12257
12258   /* if less free positions than elements to place, fill all these positions */
12259   if (num_free_positions < num_elements)
12260   {
12261     for (x = 0; x < lev_fieldx; x++)
12262       for (y = 0; y < lev_fieldy; y++)
12263         if (free_position[x][y])
12264           SetElement(x, y, new_element);
12265   }
12266   else
12267   {
12268     while (num_elements > 0)
12269     {
12270       x = GetSimpleRandom(lev_fieldx);
12271       y = GetSimpleRandom(lev_fieldy);
12272
12273       /* don't place element at the same position twice */
12274       if (free_position[x][y])
12275       {
12276         free_position[x][y] = FALSE;
12277         SetElement(x, y, new_element);
12278         num_elements--;
12279       }
12280     }
12281   }
12282
12283   DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
12284   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
12285 }
12286
12287 void WrapLevel(int dx, int dy)
12288 {
12289   int wrap_dx = lev_fieldx - dx;
12290   int wrap_dy = lev_fieldy - dy;
12291   int x, y;
12292
12293   for (x = 0; x < lev_fieldx; x++)
12294     for (y = 0; y < lev_fieldy; y++)
12295       FieldBackup[x][y] = Feld[x][y];
12296
12297   for (x = 0; x < lev_fieldx; x++)
12298     for (y = 0; y < lev_fieldy; y++)
12299       Feld[x][y] =
12300         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
12301
12302   DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
12303   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
12304 }
12305
12306 static void CopyLevelTemplateToUserLevelSet(char *levelset_subdir)
12307 {
12308   char *template_filename_old = getLocalLevelTemplateFilename();
12309   char *template_filename_new =
12310     getPath2(getUserLevelDir(levelset_subdir), LEVELTEMPLATE_FILENAME);
12311
12312   if (copyFile(template_filename_old, template_filename_new) != 0)
12313     Request("Cannot copy level template!", REQ_CONFIRM);
12314
12315   free(template_filename_new);
12316 }
12317
12318 static void HandleDrawingAreas(struct GadgetInfo *gi)
12319 {
12320   static boolean started_inside_drawing_area = FALSE;
12321   static int last_sx = -1, last_sy = -1;
12322   static int last_sx2 = -1, last_sy2 = -1;
12323   int id = gi->custom_id;
12324   int type_id = gi->custom_type_id;
12325   boolean button_press_event;
12326   boolean button_release_event;
12327   boolean inside_drawing_area = !gi->event.off_borders;
12328   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
12329   int actual_drawing_function;
12330   int button = gi->event.button;
12331   int new_element = BUTTON_ELEMENT(button);
12332   int sx = gi->event.x, sy = gi->event.y;
12333   int min_sx = 0, min_sy = 0;
12334   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
12335   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
12336   int mini_item_xsize = item_xsize / 2, mini_item_ysize = item_ysize / 2;
12337   int sx2 = gi->event.mx / mini_item_xsize;
12338   int sy2 = gi->event.my / mini_item_ysize;
12339   int dx = sx2 % 2;
12340   int dy = sy2 % 2;
12341   int lx = 0, ly = 0;
12342   int min_lx = 0, min_ly = 0;
12343   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
12344   int x, y;
12345
12346   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
12347   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
12348
12349   /* make sure to stay inside drawing area boundaries */
12350   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
12351   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
12352
12353   if (draw_level)
12354   {
12355     /* get positions inside level field */
12356     lx = sx + level_xpos;
12357     ly = sy + level_ypos;
12358
12359     if (!IN_LEV_FIELD(lx, ly))
12360       inside_drawing_area = FALSE;
12361
12362     /* make sure to stay inside level field boundaries */
12363     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
12364     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
12365
12366     /* correct drawing area positions accordingly */
12367     sx = lx - level_xpos;
12368     sy = ly - level_ypos;
12369   }
12370
12371   /* also correct MM wall-sized (double) drawing area positions accordingly */
12372   if (sx2 / 2 < sx || sx2 / 2 > sx)
12373   {
12374     dx = (sx2 / 2 < sx ? 0 : 1);
12375     sx2 = sx * 2 + dx;
12376   }
12377   if (sy2 / 2 < sy || sy2 / 2 > sy)
12378   {
12379     dy = (sy2 / 2 < sy ? 0 : 1);
12380     sy2 = sy * 2 + dy;
12381   }
12382
12383   if (button_release_event)
12384   {
12385     last_sx = -1;
12386     last_sy = -1;
12387     last_sx2 = -1;
12388     last_sy2 = -1;
12389   }
12390   else if (!button_press_event)
12391   {
12392     /* prevent handling events for every pixel position when moving mouse */
12393     if ((sx == last_sx && sy == last_sy &&
12394          !IS_MM_WALL_EDITOR(new_element) && new_element != EL_EMPTY) ||
12395         (sx2 == last_sx2 && sy2 == last_sy2))
12396       return;
12397   }
12398
12399   last_sx = sx;
12400   last_sy = sy;
12401   last_sx2 = sx2;
12402   last_sy2 = sy2;
12403
12404   if (button_press_event)
12405     started_inside_drawing_area = inside_drawing_area;
12406
12407   if (!started_inside_drawing_area)
12408     return;
12409
12410   if (!IS_VALID_BUTTON(button))
12411     return;
12412
12413   if (!button && !button_release_event)
12414     return;
12415
12416   /* handle info callback for each invocation of action callback */
12417   gi->callback_info(gi);
12418
12419   /* automatically switch to 'single item' drawing mode, if needed */
12420   actual_drawing_function =
12421     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
12422      drawing_function : GADGET_ID_SINGLE_ITEMS);
12423
12424   /* clicking into drawing area with pressed Control key picks element */
12425   if (GetKeyModState() & KMOD_Control)
12426   {
12427     last_drawing_function = drawing_function;
12428     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
12429   }
12430
12431   if (GetKeyModState() & KMOD_Shift)
12432   {
12433     if (button_press_event || button_release_event)
12434       ResetIntelliDraw();
12435   }
12436
12437   SetDrawModeHiRes(-1);         /* reset to normal draw mode */
12438
12439   switch (actual_drawing_function)
12440   {
12441     case GADGET_ID_SINGLE_ITEMS:
12442       if (draw_level)
12443       {
12444         if (button_release_event)
12445         {
12446           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
12447
12448           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
12449               !inside_drawing_area)
12450             DeleteBrushFromCursor();
12451         }
12452
12453         if (!button || button_release_event)
12454           break;
12455
12456         if (draw_with_brush)
12457         {
12458           CopyBrushToLevel(sx, sy, button);
12459         }
12460         else
12461         {
12462           SetDrawModeHiRes(new_element);
12463
12464           if (new_element == EL_PLAYER_1)
12465           {
12466             /* remove player at old position */
12467             for (y = 0; y < lev_fieldy; y++)
12468               for (x = 0; x < lev_fieldx; x++)
12469                 if (Feld[x][y] == EL_PLAYER_1)
12470                   SetElement(x, y, EL_EMPTY);
12471           }
12472
12473           SetElementButton(lx, ly, dx, dy, new_element, button);
12474         }
12475       }
12476       else if (!button_release_event)
12477       {
12478         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
12479
12480         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
12481           DrawMiniGraphicExt(drawto,
12482                              gi->x + sx * MINI_TILEX,
12483                              gi->y + sy * MINI_TILEY,
12484                              el2edimg(new_element));
12485         else
12486           DrawFixedGraphicExt(drawto,
12487                               gi->x + sx * TILEX,
12488                               gi->y + sy * TILEY,
12489                               el2edimg(new_element), 0);
12490
12491         if (id == GADGET_ID_CUSTOM_GRAPHIC)
12492           new_element = GFX_ELEMENT(new_element);
12493
12494         drawingarea_info[type_id].value[pos] = new_element;
12495
12496         CopyElementPropertiesToGame(properties_element);
12497
12498         if (id == GADGET_ID_CUSTOM_GRAPHIC)
12499         {
12500           UpdateCustomElementGraphicGadgets();
12501
12502           FrameCounter = 0;     /* restart animation frame counter */
12503         }
12504       }
12505       break;
12506
12507     case GADGET_ID_CONNECTED_ITEMS:
12508       {
12509         static int last_sx = -1;
12510         static int last_sy = -1;
12511
12512         if (button_release_event)
12513           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
12514
12515         if (button)
12516         {
12517           SetDrawModeHiRes(new_element);
12518
12519           if (getDrawModeHiRes())
12520           {
12521             sx = sx2;
12522             sy = sy2;
12523           }
12524
12525           if (!button_press_event)
12526             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
12527
12528           last_sx = sx;
12529           last_sy = sy;
12530         }
12531       }
12532       break;
12533
12534     case GADGET_ID_LINE:
12535     case GADGET_ID_ARC:
12536     case GADGET_ID_RECTANGLE:
12537     case GADGET_ID_FILLED_BOX:
12538       SetDrawModeHiRes(new_element);
12539
12540       if (getDrawModeHiRes())
12541       {
12542         sx = sx2;
12543         sy = sy2;
12544       }
12545       /* FALLTHROUGH */
12546     case GADGET_ID_GRAB_BRUSH:
12547     case GADGET_ID_TEXT:
12548       {
12549         static int last_sx = -1;
12550         static int last_sy = -1;
12551         static int start_sx = -1;
12552         static int start_sy = -1;
12553         void (*draw_func)(int, int, int, int, int, boolean);
12554
12555         if (drawing_function == GADGET_ID_LINE)
12556           draw_func = DrawLine;
12557         else if (drawing_function == GADGET_ID_ARC)
12558           draw_func = DrawArc;
12559         else if (drawing_function == GADGET_ID_RECTANGLE)
12560           draw_func = DrawBox;
12561         else if (drawing_function == GADGET_ID_FILLED_BOX)
12562           draw_func = DrawFilledBox;
12563         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
12564           draw_func = SelectArea;
12565         else /* (drawing_function == GADGET_ID_TEXT) */
12566           draw_func = SetTextCursor;
12567
12568         if (button_press_event)
12569         {
12570           draw_func(sx, sy, sx, sy, new_element, FALSE);
12571           start_sx = last_sx = sx;
12572           start_sy = last_sy = sy;
12573
12574           if (drawing_function == GADGET_ID_TEXT)
12575             DrawLevelText(0, 0, 0, TEXT_END);
12576         }
12577         else if (button_release_event)
12578         {
12579           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
12580           if (drawing_function == GADGET_ID_GRAB_BRUSH)
12581           {
12582             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
12583             CopyBrushToCursor(sx, sy);
12584             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
12585                           MB_LEFTBUTTON);
12586             draw_with_brush = TRUE;
12587           }
12588           else if (drawing_function == GADGET_ID_TEXT)
12589             DrawLevelText(sx, sy, 0, TEXT_INIT);
12590           else
12591             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
12592         }
12593         else if (last_sx != sx || last_sy != sy)
12594         {
12595           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
12596           if (IS_MM_WALL_EDITOR(new_element))   /* clear wall background */
12597             draw_func(start_sx, start_sy, sx, sy, EL_EMPTY, FALSE);
12598           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
12599           last_sx = sx;
12600           last_sy = sy;
12601         }
12602       }
12603       break;
12604
12605     case GADGET_ID_FLOOD_FILL:
12606       if (button_press_event && Feld[lx][ly] != new_element)
12607       {
12608         if (IS_MM_WALL_EDITOR(new_element))
12609           FloodFillWall_MM(sx2, sy2, new_element);
12610         else
12611           FloodFill(lx, ly, new_element);
12612
12613         DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
12614         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
12615       }
12616       break;
12617
12618     case GADGET_ID_PICK_ELEMENT:
12619       if (button_release_event)
12620         ClickOnGadget(level_editor_gadget[last_drawing_function],
12621                       MB_LEFTBUTTON);
12622       else if (draw_level)
12623         PickDrawingElement(button, Feld[lx][ly]);
12624       else
12625       {
12626         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
12627
12628         PickDrawingElement(button, drawingarea_info[type_id].value[pos]);
12629       }
12630
12631     default:
12632       break;
12633   }
12634
12635   /* do not mark level as modified for certain non-level-changing gadgets */
12636   if ((type_id >= ED_DRAWING_ID_EDITOR_FIRST &&
12637        type_id <= ED_DRAWING_ID_EDITOR_LAST) ||
12638       actual_drawing_function == GADGET_ID_GRAB_BRUSH ||
12639       actual_drawing_function == GADGET_ID_PICK_ELEMENT)
12640     return;
12641
12642   level.changed = TRUE;
12643 }
12644
12645 static void HandleCounterButtons(struct GadgetInfo *gi)
12646 {
12647   int gadget_id = gi->custom_id;
12648   int counter_id = gi->custom_type_id;
12649   int button = gi->event.button;
12650   int *counter_value = counterbutton_info[counter_id].value;
12651   int step = BUTTON_STEPSIZE(button) *
12652     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
12653
12654   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
12655   {
12656     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
12657     boolean released = (gi->event.type == GD_EVENT_RELEASED);
12658     boolean level_changed = LevelChanged();
12659
12660     if ((level_changed && pressed) || (!level_changed && released))
12661       return;
12662
12663     if (level_changed && !Request("Level has changed! Discard changes?",
12664                                   REQ_ASK))
12665     {
12666       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
12667         ModifyEditorCounterValue(counter_id, *counter_value);
12668
12669       return;
12670     }
12671   }
12672
12673   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
12674     *counter_value = gi->textinput.number_value;
12675   else
12676     ModifyEditorCounterValue(counter_id, *counter_value + step);
12677
12678   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
12679   {
12680     int last_game_engine_type = level.game_engine_type;
12681
12682     LoadLevel(level_nr);
12683     LoadScore(level_nr);
12684
12685     SaveLevelSetup_SeriesInfo();
12686
12687     TapeErase();
12688
12689     ResetUndoBuffer();
12690     DrawEditModeWindow();
12691
12692     if (level.game_engine_type != last_game_engine_type)
12693     {
12694       /* update element selection list */
12695       ReinitializeElementList();
12696       ModifyEditorElementList();
12697     }
12698
12699     return;
12700   }
12701
12702   switch (counter_id)
12703   {
12704     case ED_COUNTER_ID_YAMYAM_CONTENT:
12705       DrawYamYamContentAreas();
12706       break;
12707
12708     case ED_COUNTER_ID_BALL_CONTENT:
12709       DrawMagicBallContentAreas();
12710       break;
12711
12712     case ED_COUNTER_ID_ANDROID_CONTENT:
12713       DrawAndroidElementArea(properties_element);
12714       break;
12715
12716     case ED_COUNTER_ID_GROUP_CONTENT:
12717       DrawGroupElementArea(properties_element);
12718       CopyGroupElementPropertiesToGame(properties_element);
12719       break;
12720
12721     case ED_COUNTER_ID_INVENTORY_SIZE:
12722       DrawPlayerInitialInventoryArea(properties_element);
12723       break;
12724
12725     case ED_COUNTER_ID_ENVELOPE_XSIZE:
12726     case ED_COUNTER_ID_ENVELOPE_YSIZE:
12727       DrawEnvelopeTextArea(-1);
12728       break;
12729
12730     case ED_COUNTER_ID_LEVEL_XSIZE:
12731     case ED_COUNTER_ID_LEVEL_YSIZE:
12732       lev_fieldx = level.fieldx;
12733       lev_fieldy = level.fieldy;
12734
12735       /* check if resizing of level results in change of border border */
12736       SetBorderElement();
12737
12738       break;
12739
12740     default:
12741       break;
12742   }
12743
12744   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
12745        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
12746       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
12747        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
12748     CopyElementPropertiesToGame(properties_element);
12749
12750   /* do not mark level as modified for certain non-level-changing gadgets */
12751   if ((counter_id >= ED_COUNTER_ID_LEVELSET_FIRST &&
12752        counter_id <= ED_COUNTER_ID_LEVELSET_LAST) ||
12753       (counter_id >= ED_COUNTER_ID_EDITOR_FIRST &&
12754        counter_id <= ED_COUNTER_ID_EDITOR_LAST))
12755     return;
12756
12757   level.changed = TRUE;
12758 }
12759
12760 static void HandleTextInputGadgets(struct GadgetInfo *gi)
12761 {
12762   int type_id = gi->custom_type_id;
12763
12764   strcpy(textinput_info[type_id].value, gi->textinput.value);
12765
12766   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
12767   {
12768     CopyElementPropertiesToGame(properties_element);
12769
12770     ModifyEditorElementList();  /* update changed button info text */
12771   }
12772
12773   /* do not mark level as modified for certain non-level-changing gadgets */
12774   if (type_id >= ED_TEXTINPUT_ID_LEVELSET_FIRST &&
12775       type_id <= ED_TEXTINPUT_ID_LEVELSET_LAST)
12776     return;
12777
12778   level.changed = TRUE;
12779 }
12780
12781 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
12782 {
12783   int type_id = gi->custom_type_id;
12784
12785   strncpy(textarea_info[type_id].value, gi->textarea.value,
12786           MAX_ENVELOPE_TEXT_LEN);
12787   textarea_info[type_id].value[MAX_ENVELOPE_TEXT_LEN] = '\0';
12788
12789   level.changed = TRUE;
12790 }
12791
12792 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
12793 {
12794   int type_id = gi->custom_type_id;
12795   int value_old = *selectbox_info[type_id].value;
12796   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
12797
12798   *selectbox_info[type_id].value = value_new;
12799
12800   if (type_id == ED_SELECTBOX_ID_LEVELSET_SAVE_MODE)
12801   {
12802     DrawLevelInfoWindow();
12803   }
12804   else if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
12805   {
12806     element_info[properties_element].current_change_page = gi->selectbox.index;
12807
12808     DrawPropertiesWindow();
12809   }
12810   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
12811             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
12812            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
12813             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
12814            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
12815   {
12816     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
12817     {
12818       /* when changing action type, also check action mode and action arg */
12819       if (value_old != value_new)
12820         setSelectboxSpecialActionVariablesIfNeeded();
12821
12822       DrawPropertiesChange();
12823     }
12824
12825     CopyElementPropertiesToGame(properties_element);
12826   }
12827   else if (type_id == ED_SELECTBOX_ID_GAME_ENGINE_TYPE)
12828   {
12829     /* update element selection list */
12830     ReinitializeElementList();
12831     ModifyEditorElementList();
12832   }
12833
12834   /* do not mark level as modified for certain non-level-changing gadgets */
12835   if (type_id == ED_SELECTBOX_ID_LEVELSET_SAVE_MODE ||
12836       type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
12837     return;
12838
12839   level.changed = TRUE;
12840 }
12841
12842 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
12843 {
12844   int type_id = gi->custom_type_id;
12845   int i;
12846
12847   if (type_id >= ED_TAB_BUTTON_ID_LEVELINFO_FIRST &&
12848       type_id <= ED_TAB_BUTTON_ID_LEVELINFO_LAST)
12849   {
12850     edit_mode_levelinfo = gi->custom_type_id;
12851
12852     DrawLevelInfoWindow();
12853   }
12854   else if (type_id >= ED_TAB_BUTTON_ID_PROPERTIES_FIRST &&
12855            type_id <= ED_TAB_BUTTON_ID_PROPERTIES_LAST)
12856   {
12857     edit_mode_properties = gi->custom_type_id;
12858
12859     DrawPropertiesWindow();
12860   }
12861   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1 ||
12862            type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_2)
12863   {
12864     boolean new_template = !fileExists(getLocalLevelTemplateFilename());
12865
12866     /* backup original "level.field" (needed to track playfield changes) */
12867     CopyPlayfield(level.field, FieldBackup);
12868
12869     /* "SaveLevelTemplate()" uses "level.field", so copy editor playfield */
12870     CopyPlayfield(Feld, level.field);
12871
12872     if (new_template ||
12873         Request("Save this template and kill the old?", REQ_ASK))
12874       SaveLevelTemplate();
12875
12876     if (new_template)
12877       Request("Template saved!", REQ_CONFIRM);
12878
12879     /* restore original "level.field" (needed to track playfield changes) */
12880     CopyPlayfield(FieldBackup, level.field);
12881   }
12882   else if (type_id == ED_TEXTBUTTON_ID_SAVE_LEVELSET)
12883   {
12884     char *levelset_subdir = getLevelSubdirFromSaveMode(levelset_save_mode);
12885
12886     if (levelset_save_mode == LEVELSET_SAVE_MODE_UPDATE &&
12887         leveldir_current->readonly)
12888     {
12889       Request("This level set is read only!", REQ_CONFIRM);
12890
12891       return;
12892     }
12893
12894     if (strEqual(levelset_name, ""))
12895     {
12896       Request("Please enter level set title!", REQ_CONFIRM);
12897
12898       return;
12899     }
12900
12901     if (strEqual(levelset_author, ""))
12902     {
12903       Request("Please enter level set author!", REQ_CONFIRM);
12904
12905       return;
12906     }
12907
12908     if (levelset_save_mode == LEVELSET_SAVE_MODE_UPDATE)
12909     {
12910       if (UpdateUserLevelSet(levelset_subdir,
12911                              levelset_name,
12912                              levelset_author,
12913                              levelset_num_levels))
12914       {
12915         Request("Level set updated!", REQ_CONFIRM);
12916       }
12917       else
12918       {
12919         Request("Updating level set failed!", REQ_CONFIRM);
12920       }
12921     }
12922     else if (levelset_save_mode == LEVELSET_SAVE_MODE_CREATE)
12923     {
12924       if (level.changed && !Request("Level has changed! Discard changes?",
12925                                      REQ_ASK))
12926         return;
12927
12928       if (CreateUserLevelSet(levelset_subdir,
12929                              levelset_name,
12930                              levelset_author,
12931                              levelset_num_levels,
12932                              levelset_use_levelset_artwork))
12933       {
12934         if (levelset_copy_level_template)
12935           CopyLevelTemplateToUserLevelSet(levelset_subdir);
12936
12937         Request("New level set created!", REQ_CONFIRM);
12938
12939         AddUserLevelSetToLevelInfo(levelset_subdir);
12940         ChangeEditorToLevelSet(levelset_subdir);
12941       }
12942       else
12943       {
12944         Request("Creating new level set failed!", REQ_CONFIRM);
12945       }
12946     }
12947   }
12948   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
12949            custom_element.num_change_pages < MAX_CHANGE_PAGES)
12950   {
12951     struct ElementInfo *ei = &element_info[properties_element];
12952
12953     /* when modifying custom element, ask for copying level template */
12954     if (level.use_custom_template && !AskToCopyAndModifyLevelTemplate())
12955       return;
12956
12957     setElementChangePages(ei, ei->num_change_pages + 1);
12958
12959     /* set new change page to be new current change page */
12960     ei->current_change_page = ei->num_change_pages - 1;
12961     ei->change = &ei->change_page[ei->current_change_page];
12962
12963     setElementChangeInfoToDefaults(ei->change);
12964
12965     DrawPropertiesWindow();
12966
12967     level.changed = TRUE;
12968   }
12969   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
12970            custom_element.num_change_pages > MIN_CHANGE_PAGES)
12971   {
12972     struct ElementInfo *ei = &element_info[properties_element];
12973
12974     /* when modifying custom element, ask for copying level template */
12975     if (level.use_custom_template && !AskToCopyAndModifyLevelTemplate())
12976       return;
12977
12978     /* copy all change pages after change page to be deleted */
12979     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
12980       ei->change_page[i] = ei->change_page[i + 1];
12981
12982     setElementChangePages(ei, ei->num_change_pages - 1);
12983
12984     DrawPropertiesWindow();
12985
12986     level.changed = TRUE;
12987   }
12988 }
12989
12990 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
12991 {
12992   int type_id = gi->custom_type_id;
12993
12994   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
12995       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
12996   {
12997     struct ElementInfo *ei = &element_info[properties_element];
12998     int step = BUTTON_STEPSIZE(gi->event.button);
12999
13000     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
13001     ei->current_change_page += step;
13002
13003     if (ei->current_change_page < 0)
13004       ei->current_change_page = 0;
13005     else if (ei->current_change_page >= ei->num_change_pages)
13006       ei->current_change_page = ei->num_change_pages - 1;
13007
13008     DrawPropertiesWindow();
13009   }
13010   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
13011            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
13012   {
13013     struct ElementInfo *ei = &element_info[properties_element];
13014     int current_change_page = ei->current_change_page;
13015
13016     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
13017     {
13018       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
13019         ei->change_page[current_change_page];
13020     }
13021     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
13022     {
13023       /* when modifying custom element, ask for copying level template */
13024       if (level.use_custom_template && !AskToCopyAndModifyLevelTemplate())
13025         return;
13026
13027       ei->change_page[current_change_page] =
13028         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
13029
13030       level.changed = TRUE;
13031     }
13032
13033     DrawPropertiesWindow();
13034   }
13035 }
13036
13037 static void HandleRadiobuttons(struct GadgetInfo *gi)
13038 {
13039   int type_id = gi->custom_type_id;
13040
13041   *radiobutton_info[type_id].value =
13042     radiobutton_info[type_id].checked_value;
13043
13044   /* do not mark level as modified for certain non-level-changing gadgets */
13045   if (type_id >= ED_RADIOBUTTON_ID_EDITOR_FIRST &&
13046       type_id <= ED_RADIOBUTTON_ID_EDITOR_LAST)
13047     return;
13048
13049   level.changed = TRUE;
13050 }
13051
13052 static void HandleCheckbuttons(struct GadgetInfo *gi)
13053 {
13054   int type_id = gi->custom_type_id;
13055
13056   *checkbutton_info[type_id].value ^= TRUE;
13057
13058   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
13059       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
13060       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
13061       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
13062          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
13063         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
13064          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
13065        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1))
13066   {
13067     CopyElementPropertiesToGame(properties_element);
13068   }
13069
13070   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
13071   {
13072     UpdateCustomElementGraphicGadgets();
13073   }
13074   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1 ||
13075            type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_2)
13076   {
13077     boolean template_related_changes_found = FALSE;
13078     int i;
13079
13080     /* check if any custom or group elements have been changed */
13081     for (i = 0; i < NUM_FILE_ELEMENTS; i++)
13082       if ((IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)) &&
13083           element_info[i].modified_settings)
13084         template_related_changes_found = TRUE;
13085
13086     if (level.use_custom_template &&
13087         !fileExists(getGlobalLevelTemplateFilename()))
13088     {
13089       Request("No level template found!", REQ_CONFIRM);
13090
13091       level.use_custom_template = FALSE;
13092
13093       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
13094
13095       return;
13096     }
13097
13098     if (level.use_custom_template &&
13099         template_related_changes_found &&
13100         !Request("Discard changes and use level template?", REQ_ASK))
13101     {
13102       level.use_custom_template = FALSE;
13103
13104       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
13105
13106       return;
13107     }
13108
13109     if (!level.use_custom_template &&
13110         Request("Copy settings from level template?", REQ_ASK))
13111     {
13112       return;
13113     }
13114
13115     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
13116
13117     DrawEditModeWindow();
13118   }
13119   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_3)
13120   {
13121     if (setup.editor.use_template_for_new_levels &&
13122         !fileExists(getGlobalLevelTemplateFilename()))
13123     {
13124       Request("No level template found!", REQ_CONFIRM);
13125
13126       return;
13127     }
13128
13129     if (setup.editor.use_template_for_new_levels &&
13130         level.changed &&
13131         !Request("Discard level and load template?", REQ_ASK))
13132     {
13133       return;
13134     }
13135
13136     if (!setup.editor.use_template_for_new_levels &&
13137         level.changed &&
13138         !Request("Discard level and use empty level?", REQ_ASK))
13139     {
13140       return;
13141     }
13142
13143     LoadLevel(level_nr);
13144     LoadScore(level_nr);
13145
13146     TapeErase();
13147
13148     ResetUndoBuffer();
13149     DrawEditModeWindow();
13150   }
13151   else if (type_id == ED_CHECKBUTTON_ID_AUTO_COUNT_GEMS)
13152   {
13153     SetAutomaticNumberOfGemsNeeded();
13154   }
13155
13156   /* do not mark level as modified for certain non-level-changing gadgets */
13157   if ((type_id >= ED_CHECKBUTTON_ID_LEVELSET_FIRST &&
13158        type_id <= ED_CHECKBUTTON_ID_LEVELSET_LAST) ||
13159       (type_id >= ED_CHECKBUTTON_ID_EDITOR_FIRST &&
13160        type_id <= ED_CHECKBUTTON_ID_EDITOR_LAST &&
13161        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_2) ||
13162       type_id == ED_CHECKBUTTON_ID_STICK_ELEMENT)
13163     return;
13164
13165   level.changed = TRUE;
13166 }
13167
13168 static void HandleControlButtons(struct GadgetInfo *gi)
13169 {
13170   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
13171   static int last_edit_mode = ED_MODE_DRAWING;
13172   static int last_custom_copy_mode = -1;
13173   static int last_button = 0;
13174   int id = gi->custom_id;
13175   int button = gi->event.button;
13176   int step = BUTTON_STEPSIZE(button);
13177   int new_element = BUTTON_ELEMENT(button);
13178   int last_properties_element = properties_element;
13179   int x, y;
13180
13181   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
13182     DrawLevelText(0, 0, 0, TEXT_END);
13183
13184   if (id < ED_NUM_CTRL1_BUTTONS &&
13185       id != GADGET_ID_SINGLE_ITEMS &&
13186       id != GADGET_ID_PICK_ELEMENT &&
13187       edit_mode != ED_MODE_DRAWING &&
13188       drawing_function != GADGET_ID_PICK_ELEMENT &&
13189       !(GetKeyModState() & KMOD_Control))
13190     ChangeEditModeWindow(ED_MODE_DRAWING);
13191
13192   /* element copy mode active, but no element button pressed => deactivate */
13193   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
13194     last_custom_copy_mode = -1;
13195
13196   /* when showing palette on element buttons, change element of button used */
13197   if (editor.palette.show_on_element_buttons &&
13198       id >= GADGET_ID_ELEMENT_LEFT && id <= GADGET_ID_ELEMENT_RIGHT)
13199   {
13200     last_button = id - GADGET_ID_ELEMENT_LEFT + 1;
13201
13202     id = GADGET_ID_PALETTE;
13203   }
13204
13205   switch (id)
13206   {
13207     case GADGET_ID_SCROLL_LEFT:
13208       if (level_xpos >= 0)
13209       {
13210         if (lev_fieldx < ed_fieldx - 2)
13211           break;
13212
13213         level_xpos -= step;
13214         if (level_xpos < -1)
13215           level_xpos = -1;
13216         if (button == 1)
13217           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
13218         else
13219           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
13220
13221         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
13222                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
13223       }
13224       break;
13225
13226     case GADGET_ID_SCROLL_RIGHT:
13227       if (level_xpos <= lev_fieldx - ed_fieldx)
13228       {
13229         if (lev_fieldx < ed_fieldx - 2)
13230           break;
13231
13232         level_xpos += step;
13233         if (level_xpos > lev_fieldx - ed_fieldx + 1)
13234           level_xpos = lev_fieldx - ed_fieldx + 1;
13235         if (button == 1)
13236           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
13237         else
13238           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
13239
13240         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
13241                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
13242       }
13243       break;
13244
13245     case GADGET_ID_SCROLL_UP:
13246       if (level_ypos >= 0)
13247       {
13248         if (lev_fieldy < ed_fieldy - 2)
13249           break;
13250
13251         level_ypos -= step;
13252         if (level_ypos < -1)
13253           level_ypos = -1;
13254         if (button == 1)
13255           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
13256         else
13257           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
13258
13259         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
13260                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
13261       }
13262       break;
13263
13264     case GADGET_ID_SCROLL_DOWN:
13265       if (level_ypos <= lev_fieldy - ed_fieldy)
13266       {
13267         if (lev_fieldy < ed_fieldy - 2)
13268           break;
13269
13270         level_ypos += step;
13271         if (level_ypos > lev_fieldy - ed_fieldy + 1)
13272           level_ypos = lev_fieldy - ed_fieldy + 1;
13273         if (button == 1)
13274           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_UP);
13275         else
13276           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
13277
13278         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
13279                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
13280       }
13281       break;
13282
13283     case GADGET_ID_SCROLL_HORIZONTAL:
13284       level_xpos = gi->event.item_position - 1;
13285
13286       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
13287       BackToFront();
13288
13289       break;
13290
13291     case GADGET_ID_SCROLL_VERTICAL:
13292       level_ypos = gi->event.item_position - 1;
13293
13294       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
13295       BackToFront();
13296
13297       break;
13298
13299     case GADGET_ID_SCROLL_LIST_UP:
13300     case GADGET_ID_SCROLL_LIST_DOWN:
13301     case GADGET_ID_SCROLL_LIST_VERTICAL:
13302       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
13303         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
13304       else
13305       {
13306         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
13307         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
13308
13309         if (element_shift < 0)
13310           element_shift = 0;
13311         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
13312           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
13313
13314         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
13315                      GDI_SCROLLBAR_ITEM_POSITION,
13316                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
13317       }
13318
13319       ModifyEditorElementList();
13320
13321       break;
13322
13323     case GADGET_ID_PROPERTIES:
13324       // always switch off element properties when they are already displayed
13325       last_properties_element = new_element;
13326     case GADGET_ID_ELEMENT_LEFT:
13327     case GADGET_ID_ELEMENT_MIDDLE:
13328     case GADGET_ID_ELEMENT_RIGHT:
13329       properties_element = (id == GADGET_ID_ELEMENT_LEFT   ? new_element1 :
13330                             id == GADGET_ID_ELEMENT_MIDDLE ? new_element2 :
13331                             id == GADGET_ID_ELEMENT_RIGHT  ? new_element3 :
13332                             new_element);
13333
13334       if (edit_mode != ED_MODE_PROPERTIES)
13335       {
13336         last_edit_mode = edit_mode;
13337
13338         ChangeEditModeWindow(ED_MODE_PROPERTIES);
13339
13340         last_level_drawing_function = drawing_function;
13341         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
13342                       MB_LEFTBUTTON);
13343       }
13344       else if (properties_element != last_properties_element)
13345       {
13346         DrawEditModeWindow();
13347       }
13348       else
13349       {
13350         ChangeEditModeWindow(last_edit_mode);
13351
13352         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
13353                       MB_LEFTBUTTON);
13354       }
13355       break;
13356
13357     case GADGET_ID_PALETTE:
13358       if (edit_mode != ED_MODE_PALETTE)
13359       {
13360         last_edit_mode = edit_mode;
13361
13362         ChangeEditModeWindow(ED_MODE_PALETTE);
13363       }
13364       else
13365       {
13366         ChangeEditModeWindow(last_edit_mode);
13367       }
13368       break;
13369
13370     case GADGET_ID_WRAP_LEFT:
13371       WrapLevel(-step, 0);
13372       break;
13373
13374     case GADGET_ID_WRAP_RIGHT:
13375       WrapLevel(step, 0);
13376       break;
13377
13378     case GADGET_ID_WRAP_UP:
13379       WrapLevel(0, -step);
13380       break;
13381
13382     case GADGET_ID_WRAP_DOWN:
13383       WrapLevel(0, step);
13384       break;
13385
13386     case GADGET_ID_SINGLE_ITEMS:
13387     case GADGET_ID_CONNECTED_ITEMS:
13388     case GADGET_ID_LINE:
13389     case GADGET_ID_ARC:
13390     case GADGET_ID_TEXT:
13391     case GADGET_ID_RECTANGLE:
13392     case GADGET_ID_FILLED_BOX:
13393     case GADGET_ID_FLOOD_FILL:
13394     case GADGET_ID_GRAB_BRUSH:
13395     case GADGET_ID_PICK_ELEMENT:
13396       if (drawing_function != GADGET_ID_PICK_ELEMENT)
13397         last_drawing_function = drawing_function;
13398       drawing_function = id;
13399       draw_with_brush = FALSE;
13400       break;
13401
13402     case GADGET_ID_RANDOM_PLACEMENT:
13403       RandomPlacement(new_element);
13404       break;
13405
13406     case GADGET_ID_ZOOM:
13407       // zoom level editor tile size in or out (or reset to default size)
13408       ed_tilesize = (button == 1 ? ed_tilesize * 2 :
13409                      button == 2 ? ed_tilesize_default :
13410                      button == 3 ? ed_tilesize / 2 : ed_tilesize);
13411
13412       // limit zoom level by upper and lower bound
13413       ed_tilesize = MIN(MAX(MICRO_TILESIZE, ed_tilesize), TILESIZE);
13414
13415       InitZoomLevelSettings(ed_tilesize);
13416
13417       if (edit_mode == ED_MODE_DRAWING)
13418       {
13419         DrawDrawingWindow();
13420
13421         /* redraw zoom gadget info text */
13422         PrintEditorGadgetInfoText(level_editor_gadget[id]);
13423       }
13424
13425       /* save current editor zoom tilesize */
13426       SaveSetup_AutoSetup();
13427
13428       break;
13429
13430     case GADGET_ID_CUSTOM_COPY_FROM:
13431     case GADGET_ID_CUSTOM_COPY_TO:
13432     case GADGET_ID_CUSTOM_EXCHANGE:
13433       last_custom_copy_mode = id;
13434       last_drawing_function = drawing_function;
13435       break;
13436
13437     case GADGET_ID_CUSTOM_COPY:
13438       CopyCustomElement(properties_element, -1, id);
13439       break;
13440
13441     case GADGET_ID_CUSTOM_PASTE:
13442       CopyCustomElement(-1, properties_element, id);
13443       break;
13444
13445     case GADGET_ID_UNDO:
13446       if (button == 1 && GetKeyModState() & (KMOD_Shift|KMOD_Control))
13447         button = 3;
13448
13449       if (button == 1 && undo_buffer_steps == 0)
13450       {
13451         Request("Undo buffer empty!", REQ_CONFIRM);
13452
13453         break;
13454       }
13455       else if (button == 2)
13456       {
13457         break;
13458       }
13459       else if (button == 3 && redo_buffer_steps == 0)
13460       {
13461         Request("Redo buffer empty!", REQ_CONFIRM);
13462
13463         break;
13464       }
13465
13466       if (edit_mode != ED_MODE_DRAWING)
13467         ChangeEditModeWindow(ED_MODE_DRAWING);
13468
13469       if (button == 1)
13470       {
13471         /* undo */
13472
13473         undo_buffer_position =
13474           (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
13475
13476         undo_buffer_steps--;
13477         redo_buffer_steps++;
13478       }
13479       else
13480       {
13481         /* redo */
13482
13483         undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
13484
13485         undo_buffer_steps++;
13486         redo_buffer_steps--;
13487       }
13488
13489       for (x = 0; x < lev_fieldx; x++)
13490         for (y = 0; y < lev_fieldy; y++)
13491           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
13492
13493       /* check if undo operation forces change of border style */
13494       CheckLevelBorderElement(FALSE);
13495
13496       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
13497
13498       break;
13499
13500     case GADGET_ID_INFO:
13501       if (edit_mode != ED_MODE_INFO)
13502       {
13503         last_edit_mode = edit_mode;
13504
13505         ChangeEditModeWindow(ED_MODE_INFO);
13506       }
13507       else
13508       {
13509         ChangeEditModeWindow(last_edit_mode);
13510       }
13511       break;
13512
13513     case GADGET_ID_CLEAR:
13514       if (edit_mode != ED_MODE_DRAWING)
13515         ChangeEditModeWindow(ED_MODE_DRAWING);
13516
13517       for (x = 0; x < MAX_LEV_FIELDX; x++)
13518         for (y = 0; y < MAX_LEV_FIELDY; y++)
13519           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
13520
13521       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
13522
13523       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
13524       break;
13525
13526     case GADGET_ID_SAVE:
13527     {
13528       /* saving read-only levels into personal level set modifies global vars
13529          "leveldir_current" and "level_nr"; restore them after saving level */
13530       LevelDirTree *leveldir_former = leveldir_current;
13531       int level_nr_former = level_nr;
13532       char *level_filename;
13533       boolean new_level;
13534
13535       if (leveldir_current->readonly &&
13536           !PrepareSavingIntoPersonalLevelSet())
13537         break;
13538
13539       level_filename = getDefaultLevelFilename(level_nr);
13540       new_level = !fileExists(level_filename);
13541
13542       if (new_level ||
13543           Request("Save this level and kill the old?", REQ_ASK))
13544       {
13545         if (leveldir_former->readonly)
13546           ModifyLevelInfoForSavingIntoPersonalLevelSet(leveldir_former->name);
13547
13548         SetAutomaticNumberOfGemsNeeded();
13549
13550         CopyPlayfield(Feld, level.field);
13551         SaveLevel(level_nr);
13552
13553         level.changed = FALSE;
13554
13555         if (new_level)
13556         {
13557           char level_saved_msg[64];
13558
13559           if (leveldir_former->readonly)
13560             sprintf(level_saved_msg,
13561                     "Level saved as level %d into personal level set!",
13562                     level_nr);
13563           else
13564             strcpy(level_saved_msg, "Level saved!");
13565
13566           Request(level_saved_msg, REQ_CONFIRM);
13567         }
13568       }
13569
13570       /* "cd" back to copied-from levelset (in case of saved read-only level) */
13571       leveldir_current = leveldir_former;
13572       level_nr = level_nr_former;
13573
13574       break;
13575     }
13576
13577     case GADGET_ID_TEST:
13578       if (LevelChanged())
13579         level.game_version = GAME_VERSION_ACTUAL;
13580
13581       CopyPlayfield(level.field, FieldBackup);
13582       CopyPlayfield(Feld, level.field);
13583
13584       CopyNativeLevel_RND_to_Native(&level);
13585
13586       UnmapLevelEditorGadgets();
13587       UndrawSpecialEditorDoor();
13588
13589       CloseDoor(DOOR_CLOSE_ALL);
13590
13591       /* needed before playing if editor playfield area has different size */
13592       ClearRectangle(drawto, REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
13593
13594       // redraw_mask = REDRAW_ALL;
13595
13596       level_editor_test_game = TRUE;
13597
13598       StartGameActions(FALSE, setup.autorecord, level.random_seed);
13599
13600       break;
13601
13602     case GADGET_ID_EXIT:
13603       RequestExitLevelEditor(TRUE, FALSE);  /* if level has changed, ask user */
13604       break;
13605
13606     default:
13607       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
13608           id <= GADGET_ID_ELEMENTLIST_LAST)
13609       {
13610         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
13611         int new_element = editor_elements[element_position + element_shift];
13612
13613         if (IS_EDITOR_CASCADE(new_element))
13614         {
13615           int i;
13616
13617           for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
13618           {
13619             int *cascade_element= &(*editor_elements_info[i].headline_list)[0];
13620             boolean *cascade_value=editor_elements_info[i].setup_cascade_value;
13621
13622             if (*cascade_element == new_element)
13623             {
13624               *cascade_element = EL_CASCADE_TOGGLE(*cascade_element);
13625               *cascade_value = IS_EDITOR_CASCADE_ACTIVE(*cascade_element);
13626
13627               /* update element selection list */
13628               ReinitializeElementList();
13629               ModifyEditorElementList();
13630
13631               /* update cascading gadget info text */
13632               PrintEditorGadgetInfoText(level_editor_gadget[id]);
13633
13634               /* save current editor cascading state */
13635               SaveSetup_EditorCascade();
13636
13637               break;
13638             }
13639           }
13640
13641           break;
13642         }
13643
13644         if (last_custom_copy_mode != -1)
13645         {
13646           if (CopyCustomElement(properties_element, new_element,
13647                                 last_custom_copy_mode))
13648           {
13649             ClickOnGadget(level_editor_gadget[last_drawing_function],
13650                           MB_LEFTBUTTON);
13651
13652             last_custom_copy_mode = -1;
13653           }
13654
13655           break;
13656         }
13657
13658         /* change element of button used to show palette */
13659         if (editor.palette.show_on_element_buttons)
13660           button = last_button;
13661
13662         PickDrawingElement(button, new_element);
13663
13664         if (!stick_element_properties_window &&
13665             drawing_function != GADGET_ID_PICK_ELEMENT &&
13666             !(GetKeyModState() & KMOD_Control))
13667         {
13668           properties_element = new_element;
13669           if (edit_mode == ED_MODE_PROPERTIES)
13670             DrawPropertiesWindow();
13671         }
13672
13673         if (drawing_function == GADGET_ID_PICK_ELEMENT)
13674           ClickOnGadget(level_editor_gadget[last_drawing_function],
13675                         MB_LEFTBUTTON);
13676
13677         if (!use_permanent_palette)
13678           ChangeEditModeWindow(last_edit_mode);
13679       }
13680 #ifdef DEBUG
13681       else if (gi->event.type == GD_EVENT_PRESSED)
13682         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
13683       else if (gi->event.type == GD_EVENT_RELEASED)
13684         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
13685       else if (gi->event.type == GD_EVENT_MOVING)
13686         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
13687       else
13688         printf("default: HandleControlButtons: ? (id == %d)\n", id);
13689 #endif
13690       break;
13691   }
13692 }
13693
13694 void HandleLevelEditorKeyInput(Key key)
13695 {
13696   char letter = getCharFromKey(key);
13697   int button = MB_LEFTBUTTON;
13698
13699   if (drawing_function == GADGET_ID_TEXT &&
13700       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
13701   {
13702     if (letter)
13703       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
13704     else if (key == KSYM_Delete || key == KSYM_BackSpace)
13705       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
13706     else if (key == KSYM_Return)
13707       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
13708     else if (key == KSYM_Escape)
13709       DrawLevelText(0, 0, 0, TEXT_END);
13710   }
13711   else if (button_status == MB_RELEASED)
13712   {
13713     int id = GADGET_ID_NONE;
13714     int new_element_shift = element_shift;
13715     int step = ED_ELEMENTLIST_BUTTONS_VERT - 1;
13716     int i;
13717
13718     switch (key)
13719     {
13720       case KSYM_Left:
13721         id = GADGET_ID_SCROLL_LEFT;
13722         break;
13723       case KSYM_Right:
13724         id = GADGET_ID_SCROLL_RIGHT;
13725         break;
13726       case KSYM_Up:
13727         id = GADGET_ID_SCROLL_UP;
13728         break;
13729       case KSYM_Down:
13730         id = GADGET_ID_SCROLL_DOWN;
13731         break;
13732
13733       case KSYM_Page_Up:
13734       case KSYM_Page_Down:
13735         step *= (key == KSYM_Page_Up ? -1 : +1);
13736         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
13737
13738         if (element_shift < 0)
13739           element_shift = 0;
13740         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
13741           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
13742
13743         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
13744                      GDI_SCROLLBAR_ITEM_POSITION,
13745                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
13746
13747         ModifyEditorElementList();
13748
13749         break;
13750
13751       case KSYM_Home:
13752       case KSYM_End:
13753         element_shift = (key == KSYM_Home ? 0 :
13754                          num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS);
13755
13756         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
13757                      GDI_SCROLLBAR_ITEM_POSITION,
13758                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
13759
13760         ModifyEditorElementList();
13761
13762         break;
13763
13764       case KSYM_Insert:
13765       case KSYM_Delete:
13766
13767         /* this is needed to prevent interference with running "True X-Mouse" */
13768         if (GetKeyModStateFromEvents() & KMOD_Control)
13769           break;
13770
13771         /* check for last or next editor cascade block in element list */
13772         for (i = 0; i < num_editor_elements; i++)
13773         {
13774           if ((key == KSYM_Insert && i == element_shift) ||
13775               (key == KSYM_Delete && new_element_shift > element_shift))
13776             break;
13777
13778           /* jump to next cascade block (or to start of element list) */
13779           if (i == 0 || IS_EDITOR_CASCADE(editor_elements[i]))
13780             new_element_shift = i;
13781         }
13782
13783         if (i < num_editor_elements)
13784           element_shift = new_element_shift;
13785
13786         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
13787           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
13788
13789         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
13790                      GDI_SCROLLBAR_ITEM_POSITION,
13791                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
13792
13793         ModifyEditorElementList();
13794
13795         break;
13796
13797       case KSYM_Escape:
13798         if (edit_mode == ED_MODE_DRAWING)
13799         {
13800           RequestExitLevelEditor(setup.ask_on_escape_editor, TRUE);
13801         }
13802         else if (edit_mode == ED_MODE_INFO)
13803         {
13804           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
13805         }
13806         else if (edit_mode == ED_MODE_PROPERTIES)
13807         {
13808           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
13809         }
13810         else if (edit_mode == ED_MODE_PALETTE)
13811         {
13812           HandleControlButtons(level_editor_gadget[GADGET_ID_PALETTE]);
13813         }
13814         else            /* should never happen */
13815         {
13816           ChangeEditModeWindow(ED_MODE_DRAWING);
13817         }
13818
13819         break;
13820
13821       default:
13822         break;
13823     }
13824
13825     if (id != GADGET_ID_NONE)
13826       ClickOnGadget(level_editor_gadget[id], button);
13827     else if (letter == '1' || letter == '?')
13828       ClickOnGadget(level_editor_gadget[GADGET_ID_ELEMENT_LEFT], button);
13829     else if (letter == '2')
13830       ClickOnGadget(level_editor_gadget[GADGET_ID_ELEMENT_MIDDLE], button);
13831     else if (letter == '3')
13832       ClickOnGadget(level_editor_gadget[GADGET_ID_ELEMENT_RIGHT], button);
13833     else if (letter == '.')
13834       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
13835     else if (letter == 'U')
13836       ClickOnGadget(level_editor_gadget[GADGET_ID_UNDO], 3);
13837     else if (letter == '-' || key == KSYM_KP_Subtract)
13838       ClickOnGadget(level_editor_gadget[GADGET_ID_ZOOM], 3);
13839     else if (letter == '0' || key == KSYM_KP_0)
13840       ClickOnGadget(level_editor_gadget[GADGET_ID_ZOOM], 2);
13841     else if (letter == '+' || key == KSYM_KP_Add ||
13842              letter == '=')     // ("Shift-=" is "+" on US keyboards)
13843       ClickOnGadget(level_editor_gadget[GADGET_ID_ZOOM], 1);
13844     else if (key == KSYM_Return ||
13845              key == KSYM_space ||
13846              key == setup.shortcut.toggle_pause)
13847       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
13848     else
13849       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
13850         if (letter && letter == controlbutton_info[i].shortcut)
13851           if (!anyTextGadgetActive())
13852             ClickOnGadget(level_editor_gadget[i], button);
13853   }
13854 }
13855
13856 void HandleLevelEditorIdle()
13857 {
13858   int element_border = graphic_info[IMG_EDITOR_ELEMENT_BORDER].border_size;
13859   int x = editor.settings.element_graphic.x + element_border;
13860   int y = editor.settings.element_graphic.y + element_border;
13861   static unsigned int action_delay = 0;
13862   unsigned int action_delay_value = GameFrameDelay;
13863   int i;
13864
13865   if (edit_mode != ED_MODE_PROPERTIES)
13866     return;
13867
13868   if (!DelayReached(&action_delay, action_delay_value))
13869     return;
13870
13871   for (i = 0; i < ED_NUM_SELECTBOX; i++)
13872   {
13873     struct GadgetInfo *gi = level_editor_gadget[selectbox_info[i].gadget_id];
13874
13875     if (gi->mapped && gi->active && gi->selectbox.open)
13876       return;
13877   }
13878
13879   DrawEditorElementAnimation(SX + x, SY + y);
13880
13881   redraw_mask |= REDRAW_FIELD;
13882
13883   FrameCounter++;       /* increase animation frame counter */
13884 }
13885
13886 static void ClearEditorGadgetInfoText()
13887 {
13888   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
13889 }
13890
13891 void PrintEditorGadgetInfoText(struct GadgetInfo *gi)
13892 {
13893   char infotext[MAX_OUTPUT_LINESIZE + 1];
13894   char shortcut[MAX_OUTPUT_LINESIZE + 1];
13895   int max_infotext_len = getMaxInfoTextLength();
13896
13897   if (gi == NULL || strlen(gi->info_text) == 0)
13898     return;
13899
13900   strncpy(infotext, gi->info_text, max_infotext_len);
13901   infotext[max_infotext_len] = '\0';
13902
13903   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
13904   {
13905     int key = controlbutton_info[gi->custom_id].shortcut;
13906
13907     if (key)
13908     {
13909       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)
13910         sprintf(shortcut, " ('.' or '%c')", key);
13911       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT)
13912         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
13913       else if (gi->custom_id == GADGET_ID_TEST)
13914         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
13915       else if (gi->custom_id == GADGET_ID_UNDO)
13916         sprintf(shortcut, " ('%c/Shift-U')", key);
13917       else if (gi->custom_id == GADGET_ID_ZOOM)
13918         sprintf(shortcut, " ('%c', '0', '-')", key);
13919       else
13920         sprintf(shortcut, " ('%s%c')",
13921                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
13922
13923       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
13924         strcat(infotext, shortcut);
13925     }
13926   }
13927
13928   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, INFOTEXT_FONT);
13929 }
13930
13931 void HandleEditorGadgetInfoText(void *ptr)
13932 {
13933   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
13934
13935   if (game_status != GAME_MODE_EDITOR)
13936     return;
13937
13938   ClearEditorGadgetInfoText();
13939
13940   if (gi == NULL || gi->event.type == GD_EVENT_INFO_LEAVING)
13941     return;
13942
13943   /* misuse this function to delete brush cursor, if needed */
13944   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
13945     DeleteBrushFromCursor();
13946
13947   PrintEditorGadgetInfoText(gi);
13948 }
13949
13950 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
13951 {
13952   static int start_lx, start_ly;
13953   int id = gi->custom_id;
13954   int type_id = gi->custom_type_id;
13955   int sx = gi->event.x;
13956   int sy = gi->event.y;
13957   int lx = sx + level_xpos;
13958   int ly = sy + level_ypos;
13959   int min_sx = 0, min_sy = 0;
13960   int max_sx = gi->drawing.area_xsize - 1;
13961   int max_sy = gi->drawing.area_ysize - 1;
13962   int actual_drawing_function = drawing_function;
13963   int max_infotext_len = getMaxInfoTextLength();
13964   char infotext[MAX_OUTPUT_LINESIZE + 1];
13965   char *text;
13966
13967   infotext[0] = '\0';           /* start with empty info text */
13968
13969   /* pressed Control key: simulate picking element */
13970   if (GetKeyModState() & KMOD_Control)
13971     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
13972
13973   ClearEditorGadgetInfoText();
13974
13975   if (gi->event.type == GD_EVENT_INFO_LEAVING)
13976     return;
13977
13978   /* make sure to stay inside drawing area boundaries */
13979   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
13980   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
13981
13982   if (id == GADGET_ID_DRAWING_LEVEL)
13983   {
13984     if (button_status)
13985     {
13986       int min_lx = 0, min_ly = 0;
13987       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
13988
13989       /* get positions inside level field */
13990       lx = sx + level_xpos;
13991       ly = sy + level_ypos;
13992
13993       /* make sure to stay inside level field boundaries */
13994       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
13995       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
13996
13997       /* correct drawing area positions accordingly */
13998       sx = lx - level_xpos;
13999       sy = ly - level_ypos;
14000     }
14001
14002     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
14003     {
14004       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
14005       {
14006         if (gi->event.type == GD_EVENT_PRESSED)
14007         {
14008           start_lx = lx;
14009           start_ly = ly;
14010         }
14011
14012         switch (actual_drawing_function)
14013         {
14014           case GADGET_ID_SINGLE_ITEMS:
14015             text = "Drawing single items";
14016             break;
14017           case GADGET_ID_CONNECTED_ITEMS:
14018             text = "Drawing connected items";
14019             break;
14020           case GADGET_ID_LINE:
14021             text = "Drawing line";
14022             break;
14023           case GADGET_ID_ARC:
14024             text = "Drawing arc";
14025             break;
14026           case GADGET_ID_TEXT:
14027             text = "Setting text cursor";
14028             break;
14029           case GADGET_ID_RECTANGLE:
14030             text = "Drawing rectangle";
14031             break;
14032           case GADGET_ID_FILLED_BOX:
14033             text = "Drawing filled box";
14034             break;
14035           case GADGET_ID_FLOOD_FILL:
14036             text = "Flood fill";
14037             break;
14038           case GADGET_ID_GRAB_BRUSH:
14039             text = "Grabbing brush";
14040             break;
14041           case GADGET_ID_PICK_ELEMENT:
14042             text = "Picking element";
14043             break;
14044
14045           default:
14046             text = "Drawing position";
14047             break;
14048         }
14049
14050         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
14051           sprintf(infotext, "%s: %d, %d", text, lx, ly);
14052         else
14053           sprintf(infotext, "%s: %d, %d", text,
14054                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
14055       }
14056       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
14057         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
14058       else
14059         sprintf(infotext, "Level position: %d, %d", lx, ly);
14060     }
14061
14062     /* misuse this function to draw brush cursor, if needed */
14063     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
14064     {
14065       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
14066         CopyBrushToCursor(sx, sy);
14067       else
14068         DeleteBrushFromCursor();
14069     }
14070   }
14071   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
14072   {
14073     int pos = sx * drawingarea_info[type_id].area_ysize + sy;
14074     int element = drawingarea_info[type_id].value[pos];
14075
14076     strncpy(infotext, getElementInfoText(element), max_infotext_len);
14077   }
14078   else
14079   {
14080     if (id == GADGET_ID_CUSTOM_CONTENT)
14081       sprintf(infotext, "custom element content position: %d, %d", sx, sy);
14082     else if (id == GADGET_ID_GROUP_CONTENT)
14083       sprintf(infotext, "group element position: %d", sx + 1);
14084     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
14085              id <= GADGET_ID_YAMYAM_CONTENT_7)
14086       sprintf(infotext, "content area %d position: %d, %d",
14087               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
14088     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
14089              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
14090       sprintf(infotext, "content area %d position: %d, %d",
14091               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
14092     else if (id == GADGET_ID_ANDROID_CONTENT)
14093       sprintf(infotext, "android element position: %d", sx + 1);
14094     else if (drawingarea_info[type_id].infotext != NULL)
14095       strcpy(infotext, drawingarea_info[type_id].infotext);
14096   }
14097
14098   infotext[max_infotext_len] = '\0';
14099
14100   if (strlen(infotext) > 0)
14101     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, INFOTEXT_FONT, infotext);
14102 }
14103
14104 void RequestExitLevelEditor(boolean ask_if_level_has_changed,
14105                             boolean quick_quit)
14106 {
14107   if (!ask_if_level_has_changed ||
14108       !LevelChanged() ||
14109       Request("Level has changed! Exit without saving?",
14110               REQ_ASK | REQ_STAY_OPEN))
14111   {
14112     struct RectWithBorder *vp_door_1 = &viewport.door_1[GAME_MODE_MAIN];
14113     struct RectWithBorder *vp_door_2 = &viewport.door_2[GAME_MODE_MAIN];
14114
14115     /* draw normal door */
14116     UndrawSpecialEditorDoor();
14117
14118     // use door animation if door 1 viewport is unchanged and contains toolbox
14119     if (useEditorDoorAnimation())
14120       CloseDoor(DOOR_CLOSE_1 | DOOR_FORCE_ANIM);
14121
14122     // close editor doors if viewport definition is the same as in main menu
14123     if (vp_door_1->x      == DX     &&
14124         vp_door_1->y      == DY     &&
14125         vp_door_1->width  == DXSIZE &&
14126         vp_door_1->height == DYSIZE &&
14127         vp_door_2->x      == VX     &&
14128         vp_door_2->y      == VY     &&
14129         vp_door_2->width  == VXSIZE &&
14130         vp_door_2->height == VYSIZE)
14131       CloseDoor(DOOR_CLOSE_ALL | DOOR_NO_DELAY);
14132     else
14133       SetDoorState(DOOR_CLOSE_2);
14134
14135     BackToFront();
14136
14137     if (quick_quit)
14138       FadeSkipNextFadeIn();
14139
14140     SetGameStatus(GAME_MODE_MAIN);
14141
14142     DrawMainMenu();
14143   }
14144   else
14145   {
14146     if (!global.use_envelope_request)
14147     {
14148       CloseDoor(DOOR_CLOSE_1);
14149       OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
14150     }
14151   }
14152 }