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
  36 #define ED_CTRL1_BUTTONS_VERT           4
  37 #define ED_CTRL2_BUTTONS_HORIZ          3
  38 #define ED_CTRL2_BUTTONS_VERT           2
  39 #define ED_CTRL3_BUTTONS_HORIZ          3
  40 #define ED_CTRL3_BUTTONS_VERT           1
  41 #define ED_CTRL4_BUTTONS_HORIZ          2
  42 #define ED_CTRL4_BUTTONS_VERT           1
  43 #define ED_CTRL5_BUTTONS_HORIZ          1
  44 #define ED_CTRL5_BUTTONS_VERT           1
  45
  46 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  47 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  48 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  49 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  50 #define ED_NUM_CTRL5_BUTTONS   (ED_CTRL5_BUTTONS_HORIZ * ED_CTRL5_BUTTONS_VERT)
  51 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  52 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  53 #define ED_NUM_CTRL1_4_BUTTONS (ED_NUM_CTRL1_3_BUTTONS + ED_NUM_CTRL4_BUTTONS)
  54 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_4_BUTTONS + ED_NUM_CTRL5_BUTTONS)
  55
  56 /* values for the element list */
  57 #define ED_ELEMENTLIST_XPOS             (editor.palette.x)
  58 #define ED_ELEMENTLIST_YPOS             (editor.palette.y)
  59 #define ED_ELEMENTLIST_XSIZE            (graphic_info[IMG_EDITOR_PALETTE_BUTTON].width)
  60 #define ED_ELEMENTLIST_YSIZE            (graphic_info[IMG_EDITOR_PALETTE_BUTTON].height)
  61 #define ED_ELEMENTLIST_BUTTONS_HORIZ    (editor.palette.cols)
  62 #define ED_ELEMENTLIST_BUTTONS_VERT     (editor.palette.rows)
  63 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
  64                                          ED_ELEMENTLIST_BUTTONS_VERT)
  65
  66 /* standard distances */
  67 #define ED_BORDER_SIZE                  3
  68 #define ED_BORDER_TEXT_XSIZE            5
  69 #define ED_BORDER_AREA_YSIZE            1
  70 #define ED_ELEMENT_BORDER               8
  71 #define ED_ELEMENT_BORDER_INPUT         4
  72
  73 #define ED_GADGET_DISTANCE              2
  74 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
  75 #define ED_GADGET_LINE_DISTANCE         (2 * ED_GADGET_DISTANCE)
  76 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
  77                                          MINI_TILEX / 2)
  78
  79 /* values for the settings windows */
  80 #define ED_SETTINGS1_YPOS               MINI_TILEY
  81
  82 #define ED_ELEMENT_SETTINGS_ELEM_XPOS   (2 * MINI_TILEX)
  83 #define ED_ELEMENT_SETTINGS_ELEM_YPOS   (4 * MINI_TILEY + MINI_TILEY / 2)
  84
  85 /* values for checkbutton gadgets */
  86 #define ED_CHECKBUTTON_XSIZE         (graphic_info[IMG_EDITOR_CHECKBOX].width)
  87 #define ED_CHECKBUTTON_YSIZE         (graphic_info[IMG_EDITOR_CHECKBOX].height)
  88
  89 #define ED_TABBUTTON_XSIZE           (graphic_info[IMG_EDITOR_TABBUTTON].width)
  90 #define ED_TABBUTTON_YSIZE           (graphic_info[IMG_EDITOR_TABBUTTON].height)
  91
  92 #define ED_TAB_BAR_HEIGHT               ED_GADGET_DISTANCE
  93
  94 #define ED_LEVEL_SETTINGS_BASE_XSTART   (3 * MINI_TILEX / 2)
  95 #define ED_LEVEL_SETTINGS_BASE_YSTART   (9 * MINI_TILEY / 2)
  96 #define ED_ELEMENT_SETTINGS_BASE_XSTART (3 * MINI_TILEX / 2)
  97 #define ED_ELEMENT_SETTINGS_BASE_YSTART (9 * MINI_TILEY)
  98
  99 #define ED_LEVEL_SETTINGS_XSTART        (ED_LEVEL_SETTINGS_BASE_XSTART)
 100 #define ED_LEVEL_SETTINGS_YSTART        (ED_LEVEL_SETTINGS_BASE_YSTART + \
 101                                          ED_TABBUTTON_YSIZE +            \
 102                                          ED_TAB_BAR_HEIGHT +             \
 103                                          ED_GADGET_DISTANCE +            \
 104                                          getFontHeight(FONT_TEXT_1) +    \
 105                                          ED_GADGET_DISTANCE)
 106 #define ED_ELEMENT_SETTINGS_XSTART      (ED_ELEMENT_SETTINGS_BASE_XSTART)
 107 #define ED_ELEMENT_SETTINGS_YSTART      (ED_ELEMENT_SETTINGS_BASE_YSTART + \
 108                                          getFontHeight(FONT_INPUT_2) +     \
 109                                          ED_GADGET_DISTANCE)
 110
 111 #define ED_SETTINGS_XOFFSET             (ED_CHECKBUTTON_XSIZE +         \
 112                                          ED_GADGET_TEXT_DISTANCE)
 113 #define ED_SETTINGS_YOFFSET             (ED_CHECKBUTTON_YSIZE +         \
 114                                          ED_GADGET_LINE_DISTANCE)
 115
 116 #define ED_POS_LEVEL_SETTINGS           (100)
 117 #define ED_POS_ELEMENT_SETTINGS         (200)
 118
 119 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_POS_LEVEL_SETTINGS + (n))
 120 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_POS_LEVEL_SETTINGS + (n))
 121
 122 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_POS_ELEMENT_SETTINGS + (n))
 123 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_POS_ELEMENT_SETTINGS + (n))
 124
 125 #define IS_POS_LEVEL_SETTINGS(n)        ((n) >= ED_POS_LEVEL_SETTINGS && \
 126                                          (n) < ED_POS_LEVEL_SETTINGS + 100)
 127 #define IS_POS_ELEMENT_SETTINGS(n)      ((n) >= ED_POS_ELEMENT_SETTINGS && \
 128                                          (n) < ED_POS_ELEMENT_SETTINGS + 100)
 129
 130 #define ED_LEVEL_SETTINGS_LINE(n)       ((n) - ED_POS_LEVEL_SETTINGS)
 131 #define ED_ELEMENT_SETTINGS_LINE(n)     ((n) - ED_POS_ELEMENT_SETTINGS)
 132
 133 #define ED_LEVEL_SETTINGS_X(n)          (ED_LEVEL_SETTINGS_XSTART +     \
 134                                          (n) * ED_SETTINGS_XOFFSET)
 135 #define ED_LEVEL_SETTINGS_Y(n)          (ED_LEVEL_SETTINGS_YSTART +     \
 136                                          (n) * ED_SETTINGS_YOFFSET)
 137
 138 #define ED_ELEMENT_SETTINGS_X(n)        (ED_ELEMENT_SETTINGS_XSTART +   \
 139                                          (n) * ED_SETTINGS_XOFFSET)
 140 #define ED_ELEMENT_SETTINGS_Y(n)        (ED_ELEMENT_SETTINGS_YSTART +   \
 141                                          (n) * ED_SETTINGS_YOFFSET)
 142
 143 #define ED_POS_TO_LEVEL_SETTINGS_X(n)   \
 144   (ED_LEVEL_SETTINGS_X(ED_LEVEL_SETTINGS_LINE(n)))
 145 #define ED_POS_TO_LEVEL_SETTINGS_Y(n)   \
 146   (ED_LEVEL_SETTINGS_Y(ED_LEVEL_SETTINGS_LINE(n)))
 147
 148 #define ED_POS_TO_ELEMENT_SETTINGS_X(n) \
 149   (ED_ELEMENT_SETTINGS_X(ED_ELEMENT_SETTINGS_LINE(n)))
 150 #define ED_POS_TO_ELEMENT_SETTINGS_Y(n) \
 151   (ED_ELEMENT_SETTINGS_Y(ED_ELEMENT_SETTINGS_LINE(n)))
 152
 153 #define ED_SETTINGS_X(n)                (IS_POS_LEVEL_SETTINGS(n) ?     \
 154                                          ED_POS_TO_LEVEL_SETTINGS_X(n) : \
 155                                          ED_POS_TO_ELEMENT_SETTINGS_X(n))
 156 #define ED_SETTINGS_Y(n)                (IS_POS_LEVEL_SETTINGS(n) ?     \
 157                                          ED_POS_TO_LEVEL_SETTINGS_Y(n) : \
 158                                          ED_POS_TO_ELEMENT_SETTINGS_Y(n))
 159
 160 #define ED_AREA_SETTINGS_X(i)           (ED_SETTINGS_X((i).x) + (i).xoffset)
 161 #define ED_AREA_SETTINGS_Y(i)           (ED_SETTINGS_Y((i).y) + (i).yoffset)
 162
 163 #define ED_LEVEL_SETTINGS_TABS_XPOS     (ED_LEVEL_SETTINGS_BASE_XSTART)
 164 #define ED_LEVEL_SETTINGS_TABS_YPOS     (4 * MINI_TILEY)
 165 #define ED_ELEMENT_SETTINGS_TABS_XPOS   (ED_ELEMENT_SETTINGS_BASE_XSTART)
 166 #define ED_ELEMENT_SETTINGS_TABS_YPOS   (8 * MINI_TILEY)
 167
 168 /* values for element content drawing areas */
 169 #define ED_AREA_1X1_LSETTINGS_XPOS(n)   ED_LEVEL_SETTINGS_XPOS(n)
 170 #define ED_AREA_1X1_LSETTINGS_YPOS(n)   ED_LEVEL_SETTINGS_YPOS(n)
 171 #define ED_AREA_1X1_LSETTINGS_XOFF      (0)
 172 #define ED_AREA_1X1_LSETTINGS_YOFF      (ED_GADGET_DISTANCE)
 173
 174 #define ED_AREA_1X1_SETTINGS_XPOS(n)    ED_ELEMENT_SETTINGS_XPOS(n)
 175 #define ED_AREA_1X1_SETTINGS_YPOS(n)    ED_ELEMENT_SETTINGS_YPOS(n)
 176 #define ED_AREA_1X1_SETTINGS_XOFF       (0)
 177 #define ED_AREA_1X1_SETTINGS_YOFF       (ED_GADGET_DISTANCE)
 178
 179 #define ED_AREA_3X3_SETTINGS_XPOS(n)    ED_ELEMENT_SETTINGS_XPOS(n)
 180 #define ED_AREA_3X3_SETTINGS_YPOS(n)    ED_ELEMENT_SETTINGS_YPOS(n)
 181 #define ED_AREA_3X3_SETTINGS_XOFF       (0)
 182 #define ED_AREA_3X3_SETTINGS_YOFF       (ED_GADGET_DISTANCE - MINI_TILEY)
 183
 184 /* yamyam content */
 185 #define ED_AREA_YAMYAM_CONTENT_XPOS     ED_ELEMENT_SETTINGS_XPOS(0)
 186 #define ED_AREA_YAMYAM_CONTENT_YPOS     ED_ELEMENT_SETTINGS_YPOS(0)
 187 #define ED_AREA_YAMYAM_CONTENT_XOFF(n)  (MINI_TILEX / 2 +               \
 188                                          5 * ((n) % 4) * MINI_TILEX)
 189 #define ED_AREA_YAMYAM_CONTENT_YOFF(n)  (13 * MINI_TILEY / 2 +  \
 190                                          6 * ((n) / 4) * MINI_TILEY)
 191 #define ED_AREA_YAMYAM_CONTENT_X(n)     (ED_ELEMENT_SETTINGS_X(0) +     \
 192                                          ED_AREA_YAMYAM_CONTENT_XOFF(n))
 193 #define ED_AREA_YAMYAM_CONTENT_Y(n)     (ED_ELEMENT_SETTINGS_Y(0) +     \
 194                                          ED_AREA_YAMYAM_CONTENT_YOFF(n))
 195
 196 /* magic ball content */
 197 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS ED_ELEMENT_SETTINGS_XPOS(0)
 198 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS ED_ELEMENT_SETTINGS_YPOS(0)
 199 #define ED_AREA_MAGIC_BALL_CONTENT_XOFF(n) (MINI_TILEX / 2 +            \
 200                                             5 * ((n) % 4) * MINI_TILEX)
 201 #define ED_AREA_MAGIC_BALL_CONTENT_YOFF(n) (16 * MINI_TILEY / 2 +       \
 202                                             6 * ((n) / 4) * MINI_TILEY)
 203 #define ED_AREA_MAGIC_BALL_CONTENT_X(n) (ED_ELEMENT_SETTINGS_X(0) +     \
 204                                          ED_AREA_MAGIC_BALL_CONTENT_XOFF(n))
 205 #define ED_AREA_MAGIC_BALL_CONTENT_Y(n) (ED_ELEMENT_SETTINGS_Y(0) +     \
 206                                          ED_AREA_MAGIC_BALL_CONTENT_YOFF(n))
 207
 208 /* values for scrolling gadgets for drawing area */
 209 #define ED_SCROLLBUTTON_XSIZE           16
 210 #define ED_SCROLLBUTTON_YSIZE           16
 211
 212 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 213 #define ED_SCROLL_UP_YPOS               (0)
 214 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 215 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 216 #define ED_SCROLL_LEFT_XPOS             (0)
 217 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 218 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 219 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 220 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 221                                          ED_SCROLLBUTTON_XSIZE)
 222 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 223 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 224 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 225 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 226 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 227                                          ED_SCROLLBUTTON_YSIZE)
 228 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 229 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 230
 231 /* values for scrolling gadgets for element list */
 232 #define ED_SCROLLBUTTON2_XSIZE          (graphic_info[IMG_EDITOR_PALETTE_SCROLL_UP].width)
 233 #define ED_SCROLLBUTTON2_YSIZE          (graphic_info[IMG_EDITOR_PALETTE_SCROLL_UP].height)
 234
 235 #define ED_SCROLL2_UP_XPOS              (ED_ELEMENTLIST_XPOS +          \
 236                                          ED_ELEMENTLIST_BUTTONS_HORIZ * \
 237                                          ED_ELEMENTLIST_XSIZE)
 238 #define ED_SCROLL2_UP_YPOS              ED_ELEMENTLIST_YPOS
 239 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 240 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 241                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 242                                          ED_ELEMENTLIST_YSIZE -         \
 243                                          ED_SCROLLBUTTON2_YSIZE)
 244 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 245 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 246                                          ED_SCROLLBUTTON2_YSIZE)
 247 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 248 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 249                                          ED_ELEMENTLIST_YSIZE -         \
 250                                          2 * ED_SCROLLBUTTON2_YSIZE)
 251
 252 /* values for ClearEditorGadgetInfoText() and HandleEditorGadgetInfoText() */
 253 #define INFOTEXT_XPOS                   SX
 254 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 255 #define INFOTEXT_XSIZE                  SXSIZE
 256 #define INFOTEXT_YSIZE                  MINI_TILEY
 257
 258
 259 /*
 260   -----------------------------------------------------------------------------
 261   editor gadget definitions
 262   -----------------------------------------------------------------------------
 263 */
 264
 265 /* drawing toolbox buttons */
 266 #define GADGET_ID_NONE                  -1
 267 #define GADGET_ID_TOOLBOX_FIRST         0
 268
 269 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 270 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 271 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 272 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 273 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 274 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 275 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 276 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 277 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 278 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 279 #define GADGET_ID_ZOOM                  (GADGET_ID_TOOLBOX_FIRST + 10)
 280 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 281 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 282 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 283 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 284 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 285
 286 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 287 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 288 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 289 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 290 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 291 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 292
 293 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 294 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 295 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 296 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 297 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 298
 299 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 27)
 300
 301 /* counter gadget identifiers */
 302 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 28)
 303
 304 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 305 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 306 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 307 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 308 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 309 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 310 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 311 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 312 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 313 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 314 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 315 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 316 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 317 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 318 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 319 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 320 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 321 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 322 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 323 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 324 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 325 #define GADGET_ID_LEVEL_RANDOM_SEED_DOWN (GADGET_ID_COUNTER_FIRST + 21)
 326 #define GADGET_ID_LEVEL_RANDOM_SEED_TEXT (GADGET_ID_COUNTER_FIRST + 22)
 327 #define GADGET_ID_LEVEL_RANDOM_SEED_UP  (GADGET_ID_COUNTER_FIRST + 23)
 328 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 24)
 329 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 25)
 330 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 26)
 331 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 332 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 333 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 29)
 334 #define GADGET_ID_ELEMENT_VALUE3_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 335 #define GADGET_ID_ELEMENT_VALUE3_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 336 #define GADGET_ID_ELEMENT_VALUE3_UP     (GADGET_ID_COUNTER_FIRST + 32)
 337 #define GADGET_ID_ELEMENT_VALUE4_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 338 #define GADGET_ID_ELEMENT_VALUE4_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 339 #define GADGET_ID_ELEMENT_VALUE4_UP     (GADGET_ID_COUNTER_FIRST + 35)
 340 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 36)
 341 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 37)
 342 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 38)
 343 #define GADGET_ID_BALL_CONTENT_DOWN     (GADGET_ID_COUNTER_FIRST + 39)
 344 #define GADGET_ID_BALL_CONTENT_TEXT     (GADGET_ID_COUNTER_FIRST + 40)
 345 #define GADGET_ID_BALL_CONTENT_UP       (GADGET_ID_COUNTER_FIRST + 41)
 346 #define GADGET_ID_ANDROID_CONTENT_DOWN  (GADGET_ID_COUNTER_FIRST + 42)
 347 #define GADGET_ID_ANDROID_CONTENT_TEXT  (GADGET_ID_COUNTER_FIRST + 43)
 348 #define GADGET_ID_ANDROID_CONTENT_UP    (GADGET_ID_COUNTER_FIRST + 44)
 349 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 350 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 351 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 47)
 352 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 353 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 354 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 50)
 355 #define GADGET_ID_INVENTORY_SIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 51)
 356 #define GADGET_ID_INVENTORY_SIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 52)
 357 #define GADGET_ID_INVENTORY_SIZE_UP     (GADGET_ID_COUNTER_FIRST + 53)
 358 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 54)
 359 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 55)
 360 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 56)
 361 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 57)
 362 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 58)
 363 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 59)
 364 #define GADGET_ID_CUSTOM_VALUE_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 60)
 365 #define GADGET_ID_CUSTOM_VALUE_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 61)
 366 #define GADGET_ID_CUSTOM_VALUE_FIX_UP   (GADGET_ID_COUNTER_FIRST + 62)
 367 #define GADGET_ID_CUSTOM_VALUE_RND_DOWN (GADGET_ID_COUNTER_FIRST + 63)
 368 #define GADGET_ID_CUSTOM_VALUE_RND_TEXT (GADGET_ID_COUNTER_FIRST + 64)
 369 #define GADGET_ID_CUSTOM_VALUE_RND_UP   (GADGET_ID_COUNTER_FIRST + 65)
 370 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 66)
 371 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 67)
 372 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 68)
 373 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 69)
 374 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 70)
 375 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 71)
 376 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 72)
 377 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 73)
 378 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 74)
 379 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 75)
 380 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 76)
 381 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 77)
 382 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 78)
 383 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 79)
 384 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 80)
 385 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 81)
 386 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 82)
 387 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 83)
 388 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 84)
 389 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 85)
 390 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 86)
 391 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 87)
 392 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 88)
 393 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 89)
 394 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 90)
 395 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 91)
 396 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 92)
 397 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 93)
 398 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 94)
 399 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 95)
 400 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 96)
 401 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 97)
 402 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 98)
 403 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 99)
 404 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 100)
 405 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 101)
 406
 407 /* drawing area identifiers */
 408 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 102)
 409
 410 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 411 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 412 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 413 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 414 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 415 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 416 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 417 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 418 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 419 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 420 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 421 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 422 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 423 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 424 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 425 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 426 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 427 #define GADGET_ID_ANDROID_CONTENT       (GADGET_ID_DRAWING_AREA_FIRST + 17)
 428 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 429 #define GADGET_ID_START_ELEMENT         (GADGET_ID_DRAWING_AREA_FIRST + 19)
 430 #define GADGET_ID_ARTWORK_ELEMENT       (GADGET_ID_DRAWING_AREA_FIRST + 20)
 431 #define GADGET_ID_EXPLOSION_ELEMENT     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 432 #define GADGET_ID_INVENTORY_CONTENT     (GADGET_ID_DRAWING_AREA_FIRST + 22)
 433 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 23)
 434 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 24)
 435 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 25)
 436 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 437 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 27)
 438 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 28)
 439 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 29)
 440 #define GADGET_ID_CUSTOM_CHANGE_ACTION  (GADGET_ID_DRAWING_AREA_FIRST + 30)
 441 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 31)
 442 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 32)
 443
 444 /* text input identifiers */
 445 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 33)
 446
 447 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 448 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 449 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 450
 451 /* text area identifiers */
 452 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 453
 454 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 455
 456 /* selectbox identifiers */
 457 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 458
 459 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 460 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 461 #define GADGET_ID_WIND_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 2)
 462 #define GADGET_ID_PLAYER_SPEED          (GADGET_ID_SELECTBOX_FIRST + 3)
 463 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 4)
 464 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 5)
 465 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 6)
 466 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 7)
 467 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 8)
 468 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 9)
 469 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 10)
 470 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 11)
 471 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 12)
 472 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 13)
 473 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 14)
 474 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 15)
 475 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 16)
 476 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 17)
 477 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 18)
 478 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 19)
 479 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 20)
 480 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 21)
 481 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 22)
 482 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 23)
 483 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 24)
 484 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 25)
 485 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 26)
 486 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 27)
 487 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 28)
 488
 489 /* textbutton identifiers */
 490 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 29)
 491
 492 #define GADGET_ID_LEVELINFO_LEVEL       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 493 #define GADGET_ID_LEVELINFO_EDITOR      (GADGET_ID_TEXTBUTTON_FIRST + 1)
 494 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 2)
 495 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 3)
 496 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 4)
 497 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 5)
 498 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 6)
 499 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 7)
 500 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 8)
 501 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 9)
 502
 503 /* graphicbutton identifiers */
 504 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 10)
 505
 506 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 507 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 508 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 509 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 510
 511 /* gadgets for scrolling of drawing area */
 512 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 513
 514 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 515 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 516 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 517 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 518 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 519 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 520
 521 /* gadgets for scrolling element list */
 522 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 523
 524 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 525 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 526 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 527
 528 /* checkbuttons/radiobuttons for level/element properties */
 529 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 530
 531 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 532 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 533 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 534 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 3)
 535 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 4)
 536 #define GADGET_ID_EM_EXPLODES_BY_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 5)
 537 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 538 #define GADGET_ID_USE_TIME_ORB_BUG      (GADGET_ID_CHECKBUTTON_FIRST + 7)
 539 #define GADGET_ID_RANDOM_BALL_CONTENT   (GADGET_ID_CHECKBUTTON_FIRST + 8)
 540 #define GADGET_ID_INITIAL_BALL_STATE    (GADGET_ID_CHECKBUTTON_FIRST + 9)
 541 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 10)
 542 #define GADGET_ID_AUTO_EXIT_SOKOBAN     (GADGET_ID_CHECKBUTTON_FIRST + 11)
 543 #define GADGET_ID_CONTINUOUS_SNAPPING   (GADGET_ID_CHECKBUTTON_FIRST + 12)
 544 #define GADGET_ID_BLOCK_SNAP_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 13)
 545 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 14)
 546 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 15)
 547 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 16)
 548 #define GADGET_ID_SHIFTED_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 549 #define GADGET_ID_USE_START_ELEMENT     (GADGET_ID_CHECKBUTTON_FIRST + 18)
 550 #define GADGET_ID_USE_ARTWORK_ELEMENT   (GADGET_ID_CHECKBUTTON_FIRST + 19)
 551 #define GADGET_ID_USE_EXPLOSION_ELEMENT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 552 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 21)
 553 #define GADGET_ID_USE_INITIAL_INVENTORY (GADGET_ID_CHECKBUTTON_FIRST + 22)
 554 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 23)
 555 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 24)
 556 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 25)
 557 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 26)
 558 #define GADGET_ID_ENVELOPE_AUTOWRAP     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 559 #define GADGET_ID_ENVELOPE_CENTERED     (GADGET_ID_CHECKBUTTON_FIRST + 28)
 560 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 29)
 561 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 30)
 562 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 31)
 563 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 32)
 564 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 33)
 565 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 34)
 566 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 35)
 567 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 36)
 568 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 37)
 569 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 38)
 570 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 39)
 571 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 40)
 572 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 41)
 573 #define GADGET_ID_CUSTOM_USE_LAST_VALUE (GADGET_ID_CHECKBUTTON_FIRST + 42)
 574 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 43)
 575 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 44)
 576 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 45)
 577 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 46)
 578 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 47)
 579 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 48)
 580 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 49)
 581 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 50)
 582 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 51)
 583 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 52)
 584 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 53)
 585
 586 /* gadgets for buttons in element list */
 587 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 54)
 588 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 589                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 590
 591 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 592
 593 /* radio button numbers */
 594 #define RADIO_NR_NONE                   0
 595 #define RADIO_NR_DRAWING_TOOLBOX        1
 596 #define RADIO_NR_RANDOM_ELEMENTS        2
 597
 598 /* values for counter gadgets */
 599 #define ED_COUNTER_ID_SELECT_LEVEL      0
 600 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 601 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 602 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 603 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 604 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 605 #define ED_COUNTER_ID_LEVEL_RANDOM_SEED 6
 606 #define ED_COUNTER_ID_LEVEL_RANDOM      7
 607 #define ED_COUNTER_ID_ELEMENT_VALUE1    8
 608 #define ED_COUNTER_ID_ELEMENT_VALUE2    9
 609 #define ED_COUNTER_ID_ELEMENT_VALUE3    10
 610 #define ED_COUNTER_ID_ELEMENT_VALUE4    11
 611 #define ED_COUNTER_ID_YAMYAM_CONTENT    12
 612 #define ED_COUNTER_ID_BALL_CONTENT      13
 613 #define ED_COUNTER_ID_ANDROID_CONTENT   14
 614 #define ED_COUNTER_ID_ENVELOPE_XSIZE    15
 615 #define ED_COUNTER_ID_ENVELOPE_YSIZE    16
 616 #define ED_COUNTER_ID_INVENTORY_SIZE    17
 617 #define ED_COUNTER_ID_CUSTOM_SCORE      18
 618 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   19
 619 #define ED_COUNTER_ID_CUSTOM_VALUE_FIX  20
 620 #define ED_COUNTER_ID_CUSTOM_VALUE_RND  21
 621 #define ED_COUNTER_ID_PUSH_DELAY_FIX    22
 622 #define ED_COUNTER_ID_PUSH_DELAY_RND    23
 623 #define ED_COUNTER_ID_DROP_DELAY_FIX    24
 624 #define ED_COUNTER_ID_DROP_DELAY_RND    25
 625 #define ED_COUNTER_ID_MOVE_DELAY_FIX    26
 626 #define ED_COUNTER_ID_MOVE_DELAY_RND    27
 627 #define ED_COUNTER_ID_EXPLOSION_DELAY   28
 628 #define ED_COUNTER_ID_IGNITION_DELAY    29
 629 #define ED_COUNTER_ID_GROUP_CONTENT     30
 630 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  31
 631 #define ED_COUNTER_ID_CHANGE_DELAY_RND  32
 632 #define ED_COUNTER_ID_CHANGE_CONT_RND   33
 633
 634 #define ED_NUM_COUNTERBUTTONS           34
 635
 636 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 637 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM_SEED
 638 #define ED_COUNTER_ID_EDITOR_FIRST      ED_COUNTER_ID_LEVEL_RANDOM
 639 #define ED_COUNTER_ID_EDITOR_LAST       ED_COUNTER_ID_LEVEL_RANDOM
 640
 641 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 642 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 643 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 644 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 645 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 646 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 647
 648 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 649 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 650
 651 /* values for scrollbutton gadgets */
 652 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 653 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 654 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 655 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 656 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 657 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 658
 659 #define ED_NUM_SCROLLBUTTONS            6
 660
 661 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 662 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 663
 664 /* values for scrollbar gadgets */
 665 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 666 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 667 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 668
 669 #define ED_NUM_SCROLLBARS               3
 670
 671 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 672 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 673
 674 /* values for text input gadgets */
 675 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 676 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 677 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 678
 679 #define ED_NUM_TEXTINPUT                3
 680
 681 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 682 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 683
 684 /* values for text area gadgets */
 685 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 686
 687 #define ED_NUM_TEXTAREAS                        1
 688
 689 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 690 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 691
 692 /* values for selectbox gadgets */
 693 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 694 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 695 #define ED_SELECTBOX_ID_WIND_DIRECTION          2
 696 #define ED_SELECTBOX_ID_PLAYER_SPEED            3
 697 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      4
 698 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     5
 699 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 6
 700 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 7
 701 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   8
 702 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     9
 703 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   10
 704 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    11
 705 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  12
 706 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    13
 707 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    14
 708 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       15
 709 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   16
 710 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       17
 711 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    18
 712 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     19
 713 #define ED_SELECTBOX_ID_CHANGE_SIDE             20
 714 #define ED_SELECTBOX_ID_CHANGE_PLAYER           21
 715 #define ED_SELECTBOX_ID_CHANGE_PAGE             22
 716 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     23
 717 #define ED_SELECTBOX_ID_ACTION_TYPE             24
 718 #define ED_SELECTBOX_ID_ACTION_MODE             25
 719 #define ED_SELECTBOX_ID_ACTION_ARG              26
 720 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      27
 721 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       28
 722
 723 #define ED_NUM_SELECTBOX                        29
 724
 725 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 726 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_WIND_DIRECTION
 727
 728 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 729 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 730 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 731 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 732 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 733 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 734
 735 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 736 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 737
 738 /* values for textbutton gadgets */
 739 #define ED_TEXTBUTTON_ID_LEVELINFO_LEVEL        0
 740 #define ED_TEXTBUTTON_ID_LEVELINFO_EDITOR       1
 741 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        2
 742 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      3
 743 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    4
 744 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    5
 745 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      6
 746 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       7
 747 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        8
 748 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        9
 749
 750 #define ED_NUM_TEXTBUTTONS                      10
 751
 752 #define ED_TEXTBUTTON_ID_LEVELINFO_FIRST ED_TEXTBUTTON_ID_LEVELINFO_LEVEL
 753 #define ED_TEXTBUTTON_ID_LEVELINFO_LAST  ED_TEXTBUTTON_ID_LEVELINFO_EDITOR
 754
 755 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 756 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 757
 758 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 759 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 760
 761 /* values for graphicbutton gadgets */
 762 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 763 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 764 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 765 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 766
 767 #define ED_NUM_GRAPHICBUTTONS                   4
 768
 769 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 770 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 771
 772 /* values for checkbutton gadgets */
 773 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     0
 774 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         1
 775 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      2
 776 #define ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE   3
 777 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 778 #define ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG      5
 779 #define ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT   6
 780 #define ED_CHECKBUTTON_ID_INITIAL_BALL_STATE    7
 781 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    8
 782 #define ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN     9
 783 #define ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING   10
 784 #define ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD      11
 785 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      12
 786 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   13
 787 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    14
 788 #define ED_CHECKBUTTON_ID_SHIFTED_RELOCATION    15
 789 #define ED_CHECKBUTTON_ID_USE_START_ELEMENT     16
 790 #define ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT   17
 791 #define ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT 18
 792 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       19
 793 #define ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY 20
 794 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  21
 795 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    22
 796 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    23
 797 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     24
 798 #define ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP     25
 799 #define ED_CHECKBUTTON_ID_ENVELOPE_CENTERED     26
 800 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    27
 801 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   28
 802 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     29
 803 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 30
 804 #define ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE 31
 805 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 32
 806 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 33
 807 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       34
 808 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       35
 809 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      36
 810 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       37
 811 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         38
 812 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    39
 813 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   40
 814 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  41
 815 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 42
 816 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     43
 817 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          44
 818 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  45
 819 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   46
 820 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  47
 821 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    48
 822 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  49
 823 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     50
 824 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     51
 825
 826 #define ED_NUM_CHECKBUTTONS                     52
 827
 828 #define ED_CHECKBUTTON_ID_EDITOR_FIRST  ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 829 #define ED_CHECKBUTTON_ID_EDITOR_LAST   ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 830
 831 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 832 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 833 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 834 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 835 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 836 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 837
 838 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 839 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 840
 841 /* values for radiobutton gadgets */
 842 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 843 #define ED_RADIOBUTTON_ID_QUANTITY      1
 844
 845 #define ED_NUM_RADIOBUTTONS             2
 846
 847 #define ED_RADIOBUTTON_ID_EDITOR_FIRST  ED_RADIOBUTTON_ID_PERCENTAGE
 848 #define ED_RADIOBUTTON_ID_EDITOR_LAST   ED_RADIOBUTTON_ID_QUANTITY
 849
 850 /* values for drawing area gadgets */
 851 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 852 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 853 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 854 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 855 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 856 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 857 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 858 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 859 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 860 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 861 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 862 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 863 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 864 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 865 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 866 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 867 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 868 #define ED_DRAWING_ID_ANDROID_CONTENT           17
 869 #define ED_DRAWING_ID_AMOEBA_CONTENT            18
 870 #define ED_DRAWING_ID_START_ELEMENT             19
 871 #define ED_DRAWING_ID_ARTWORK_ELEMENT           20
 872 #define ED_DRAWING_ID_EXPLOSION_ELEMENT         21
 873 #define ED_DRAWING_ID_INVENTORY_CONTENT         22
 874 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            23
 875 #define ED_DRAWING_ID_CUSTOM_CONTENT            24
 876 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         25
 877 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         26
 878 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      27
 879 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     28
 880 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     29
 881 #define ED_DRAWING_ID_CUSTOM_CHANGE_ACTION      30
 882 #define ED_DRAWING_ID_GROUP_CONTENT             31
 883 #define ED_DRAWING_ID_RANDOM_BACKGROUND         32
 884
 885 #define ED_NUM_DRAWING_AREAS                    33
 886
 887
 888 /*
 889   -----------------------------------------------------------------------------
 890   some internally used definitions
 891   -----------------------------------------------------------------------------
 892 */
 893
 894 /* values for CopyLevelToUndoBuffer() */
 895 #define UNDO_IMMEDIATE                  0
 896 #define UNDO_ACCUMULATE                 1
 897
 898 /* values for scrollbars */
 899 #define ED_SCROLL_NO                    0
 900 #define ED_SCROLL_LEFT                  1
 901 #define ED_SCROLL_RIGHT                 2
 902 #define ED_SCROLL_UP                    4
 903 #define ED_SCROLL_DOWN                  8
 904
 905 /* screens in the level editor */
 906 #define ED_MODE_DRAWING                 0
 907 #define ED_MODE_INFO                    1
 908 #define ED_MODE_PROPERTIES              2
 909
 910 /* sub-screens in the global settings section */
 911 #define ED_MODE_LEVELINFO_LEVEL         ED_TEXTBUTTON_ID_LEVELINFO_LEVEL
 912 #define ED_MODE_LEVELINFO_EDITOR        ED_TEXTBUTTON_ID_LEVELINFO_EDITOR
 913
 914 /* sub-screens in the element properties section */
 915 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 916 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 917 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 918 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 919 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 920
 921 /* how many steps can be cancelled */
 922 #define NUM_UNDO_STEPS                  (64 + 1)
 923
 924 /* values for elements with score for certain actions */
 925 #define MIN_SCORE                       0
 926 #define MAX_SCORE                       999
 927
 928 /* values for elements with count for collecting */
 929 #define MIN_COLLECT_COUNT               0
 930 #define MAX_COLLECT_COUNT               999
 931
 932 /* values for random placement */
 933 #define RANDOM_USE_PERCENTAGE           0
 934 #define RANDOM_USE_QUANTITY             1
 935
 936 /* default value for element tile size in drawing area */
 937 #define DEFAULT_EDITOR_TILESIZE         MINI_TILESIZE
 938
 939
 940 /*
 941   -----------------------------------------------------------------------------
 942   some internally used data structure definitions
 943   -----------------------------------------------------------------------------
 944 */
 945
 946 static struct
 947 {
 948   int graphic;
 949   int gadget_id;
 950   struct XY *pos;
 951   int gadget_type;
 952   char *infotext;
 953   char shortcut;
 954 } controlbutton_info[ED_NUM_CTRL_BUTTONS] =
 955 {
 956   /* note: some additional characters are already reserved for "cheat mode"
 957      shortcuts (":XYZ" style) -- for details, see "events.c" */
 958
 959   /* ---------- toolbox control buttons ------------------------------------ */
 960
 961   {
 962     IMG_EDITOR_BUTTON_GFX_DRAW_SINGLE,          GADGET_ID_SINGLE_ITEMS,
 963     &editor.button.draw_single,                 GD_TYPE_RADIO_BUTTON,
 964     "draw single items",                        's'
 965   },
 966   {
 967     IMG_EDITOR_BUTTON_GFX_DRAW_CONNECTED,       GADGET_ID_CONNECTED_ITEMS,
 968     &editor.button.draw_connected,              GD_TYPE_RADIO_BUTTON,
 969     "draw connected items",                     'd'
 970   },
 971   {
 972     IMG_EDITOR_BUTTON_GFX_DRAW_LINE,            GADGET_ID_LINE,
 973     &editor.button.draw_line,                   GD_TYPE_RADIO_BUTTON,
 974     "draw lines",                               'l'
 975   },
 976   {
 977     IMG_EDITOR_BUTTON_GFX_DRAW_ARC,             GADGET_ID_ARC,
 978     &editor.button.draw_arc,                    GD_TYPE_RADIO_BUTTON,
 979     "draw arcs",                                'a'
 980   },
 981   {
 982     IMG_EDITOR_BUTTON_GFX_DRAW_RECTANGLE,       GADGET_ID_RECTANGLE,
 983     &editor.button.draw_rectangle,              GD_TYPE_RADIO_BUTTON,
 984     "draw outline rectangles",                  'r'
 985   },
 986   {
 987     IMG_EDITOR_BUTTON_GFX_DRAW_FILLED_BOX,      GADGET_ID_FILLED_BOX,
 988     &editor.button.draw_filled_box,             GD_TYPE_RADIO_BUTTON,
 989     "draw filled rectangles",                   'R'
 990   },
 991   {
 992     IMG_EDITOR_BUTTON_GFX_ROTATE_UP,            GADGET_ID_WRAP_UP,
 993     &editor.button.rotate_up,                   GD_TYPE_NORMAL_BUTTON,
 994     "wrap (rotate) level up",                   0
 995   },
 996   {
 997     IMG_EDITOR_BUTTON_GFX_DRAW_TEXT,            GADGET_ID_TEXT,
 998     &editor.button.draw_text,                   GD_TYPE_RADIO_BUTTON,
 999     "enter text elements",                      't'
1000   },
1001   {
1002     IMG_EDITOR_BUTTON_GFX_FLOOD_FILL,           GADGET_ID_FLOOD_FILL,
1003     &editor.button.flood_fill,                  GD_TYPE_RADIO_BUTTON,
1004     "flood fill",                               'f'
1005   },
1006   {
1007     IMG_EDITOR_BUTTON_GFX_ROTATE_LEFT,          GADGET_ID_WRAP_LEFT,
1008     &editor.button.rotate_left,                 GD_TYPE_NORMAL_BUTTON,
1009     "wrap (rotate) level left",                 0
1010   },
1011   {
1012     IMG_EDITOR_BUTTON_GFX_ZOOM_LEVEL,           GADGET_ID_ZOOM,
1013     &editor.button.zoom_level,                  GD_TYPE_NORMAL_BUTTON,
1014     "zoom level tile size",                     '-'
1015   },
1016   {
1017     IMG_EDITOR_BUTTON_GFX_ROTATE_RIGHT,         GADGET_ID_WRAP_RIGHT,
1018     &editor.button.rotate_right,                GD_TYPE_NORMAL_BUTTON,
1019     "wrap (rotate) level right",                0
1020   },
1021   {
1022     IMG_EDITOR_BUTTON_GFX_DRAW_RANDOM,          GADGET_ID_RANDOM_PLACEMENT,
1023     &editor.button.draw_random,                 GD_TYPE_NORMAL_BUTTON,
1024     "random element placement",                 0
1025   },
1026   {
1027     IMG_EDITOR_BUTTON_GFX_GRAB_BRUSH,           GADGET_ID_GRAB_BRUSH,
1028     &editor.button.grab_brush,                  GD_TYPE_RADIO_BUTTON,
1029     "grab brush",                               'b'
1030   },
1031   {
1032     IMG_EDITOR_BUTTON_GFX_ROTATE_DOWN,          GADGET_ID_WRAP_DOWN,
1033     &editor.button.rotate_down,                 GD_TYPE_NORMAL_BUTTON,
1034     "wrap (rotate) level down",                 0
1035   },
1036   {
1037     IMG_EDITOR_BUTTON_GFX_PICK_ELEMENT,         GADGET_ID_PICK_ELEMENT,
1038     &editor.button.pick_element,                GD_TYPE_RADIO_BUTTON,
1039     "pick drawing element",                     ','
1040   },
1041
1042   /* ---------- level control buttons -------------------------------------- */
1043
1044   {
1045     IMG_EDITOR_BUTTON_GFX_UNDO,                 GADGET_ID_UNDO,
1046     &editor.button.undo,                        GD_TYPE_NORMAL_BUTTON,
1047     "undo/redo last operation",                 'u'
1048   },
1049   {
1050     IMG_EDITOR_BUTTON_GFX_CONF,                 GADGET_ID_INFO,
1051     &editor.button.conf,                        GD_TYPE_NORMAL_BUTTON,
1052     "properties of level",                      'I'
1053   },
1054   {
1055     IMG_EDITOR_BUTTON_GFX_SAVE,                 GADGET_ID_SAVE,
1056     &editor.button.save,                        GD_TYPE_NORMAL_BUTTON,
1057     "save level",                               'S'
1058   },
1059   {
1060     IMG_EDITOR_BUTTON_GFX_CLEAR,                GADGET_ID_CLEAR,
1061     &editor.button.clear,                       GD_TYPE_NORMAL_BUTTON,
1062     "clear level",                              'C'
1063   },
1064   {
1065     IMG_EDITOR_BUTTON_GFX_TEST,                 GADGET_ID_TEST,
1066     &editor.button.test,                        GD_TYPE_NORMAL_BUTTON,
1067     "test level",                               'T'
1068   },
1069   {
1070     IMG_EDITOR_BUTTON_GFX_EXIT,                 GADGET_ID_EXIT,
1071     &editor.button.exit,                        GD_TYPE_NORMAL_BUTTON,
1072     "exit level editor",                        'E'
1073   },
1074
1075   /* ---------- CE and GE control buttons ---------------------------------- */
1076
1077   {
1078     IMG_EDITOR_BUTTON_GFX_CE_COPY_FROM,         GADGET_ID_CUSTOM_COPY_FROM,
1079     &editor.button.ce_copy_from,                GD_TYPE_RADIO_BUTTON,
1080     "copy settings from other element",         0
1081   },
1082   {
1083     IMG_EDITOR_BUTTON_GFX_CE_COPY_TO,           GADGET_ID_CUSTOM_COPY_TO,
1084     &editor.button.ce_copy_to,                  GD_TYPE_RADIO_BUTTON,
1085     "copy settings to other element",           0
1086   },
1087   {
1088     IMG_EDITOR_BUTTON_GFX_CE_SWAP,              GADGET_ID_CUSTOM_EXCHANGE,
1089     &editor.button.ce_swap,                     GD_TYPE_RADIO_BUTTON,
1090     "exchange element with other element",      0
1091   },
1092   {
1093     IMG_EDITOR_BUTTON_GFX_CE_COPY,              GADGET_ID_CUSTOM_COPY,
1094     &editor.button.ce_copy,                     GD_TYPE_NORMAL_BUTTON,
1095     "copy settings from this element",          0
1096   },
1097   {
1098     IMG_EDITOR_BUTTON_GFX_CE_PASTE,             GADGET_ID_CUSTOM_PASTE,
1099     &editor.button.ce_paste,                    GD_TYPE_NORMAL_BUTTON,
1100     "paste settings to this element",           0
1101   },
1102
1103   /* ---------- palette control buttons ------------------------------------ */
1104
1105   {
1106     IMG_EDITOR_BUTTON_GFX_PROPERTIES,           GADGET_ID_PROPERTIES,
1107     &editor.button.properties,                  GD_TYPE_NORMAL_BUTTON,
1108     "properties of drawing element",            'p'
1109   }
1110 };
1111
1112 static int random_placement_value = 10;
1113 static int random_placement_method = RANDOM_USE_QUANTITY;
1114 static int random_placement_background_element = EL_SAND;
1115 static boolean random_placement_background_restricted = FALSE;
1116 static boolean stick_element_properties_window = FALSE;
1117 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
1118 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
1119 static struct ElementChangeInfo custom_element_change;
1120 static struct ElementGroupInfo group_element_info;
1121 static struct ElementInfo custom_element;
1122
1123 static struct
1124 {
1125   int x, y;
1126   int min_value, max_value;
1127   int gadget_id_down, gadget_id_up;
1128   int gadget_id_text;
1129   int gadget_id_align;
1130   int *value;
1131   char *text_above, *text_left, *text_right;
1132 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
1133 {
1134   /* ---------- current level number --------------------------------------- */
1135
1136   {
1137     -1, -1,     /* these values are not constant, but can change at runtime */
1138     1,                                  100,
1139     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
1140     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
1141     &level_nr,
1142     NULL,                               NULL, NULL
1143   },
1144
1145   /* ---------- level and editor settings ---------------------------------- */
1146
1147   {
1148     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
1149     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
1150     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
1151     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
1152     &level.fieldx,
1153     "playfield size:",                  NULL, "width",
1154   },
1155   {
1156     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
1157     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
1158     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
1159     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
1160     &level.fieldy,
1161     NULL,                               " ", "height",
1162   },
1163   {
1164     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1165     0,                                  999,
1166     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
1167     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
1168     &level.gems_needed,
1169     NULL,                               "number of gems to collect:", NULL
1170   },
1171   {
1172     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(7),
1173     0,                                  9999,
1174     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
1175     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
1176     &level.time,
1177     "time or step limit to solve level:", NULL, NULL
1178   },
1179   {
1180     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(9),
1181     0,                                  999,
1182     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1183     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1184     &level.score[SC_TIME_BONUS],
1185     "score for each second/step left:", NULL, NULL
1186   },
1187   {
1188     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(12),
1189     0,                                  9999,
1190     GADGET_ID_LEVEL_RANDOM_SEED_DOWN,   GADGET_ID_LEVEL_RANDOM_SEED_UP,
1191     GADGET_ID_LEVEL_RANDOM_SEED_TEXT,   GADGET_ID_NONE,
1192     &level.random_seed,
1193     NULL,                               "random seed:", "(0 => random)"
1194   },
1195   {
1196     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1197     1,                                  100,
1198     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1199     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1200     &random_placement_value,
1201     "random element placement:",        NULL, "in"
1202   },
1203
1204   /* ---------- element settings: configure (various elements) ------------- */
1205
1206   {
1207     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1208     MIN_SCORE,                          MAX_SCORE,
1209     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1210     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1211     NULL,                               /* will be set when used */
1212     NULL,                               NULL, NULL
1213   },
1214   {
1215     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1216     MIN_SCORE,                          MAX_SCORE,
1217     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1218     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1219     NULL,                               /* will be set when used */
1220     NULL,                               NULL, NULL
1221   },
1222   {
1223     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1224     MIN_SCORE,                          MAX_SCORE,
1225     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1226     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1227     NULL,                               /* will be set when used */
1228     NULL,                               NULL, NULL
1229   },
1230   {
1231     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1232     MIN_SCORE,                          MAX_SCORE,
1233     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1234     GADGET_ID_ELEMENT_VALUE4_TEXT,      GADGET_ID_NONE,
1235     NULL,                               /* will be set when used */
1236     NULL,                               NULL, NULL
1237   },
1238   {
1239     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1240     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1241     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1242     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1243     &level.num_yamyam_contents,
1244     NULL,                               NULL, "number of content areas"
1245   },
1246   {
1247     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1248     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1249     GADGET_ID_BALL_CONTENT_DOWN,        GADGET_ID_BALL_CONTENT_UP,
1250     GADGET_ID_BALL_CONTENT_TEXT,        GADGET_ID_NONE,
1251     &level.num_ball_contents,
1252     NULL,                               NULL, "number of content areas"
1253   },
1254   {
1255     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1256     MIN_ANDROID_ELEMENTS,               MAX_ANDROID_ELEMENTS,
1257     GADGET_ID_ANDROID_CONTENT_DOWN,     GADGET_ID_ANDROID_CONTENT_UP,
1258     GADGET_ID_ANDROID_CONTENT_TEXT,     GADGET_ID_NONE,
1259     &level.num_android_clone_elements,
1260     NULL,                               NULL, "number of clonable elements"
1261   },
1262   {
1263     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1264     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1265     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1266     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1267     NULL,                               /* will be set when used */
1268     NULL,                               NULL, "width",
1269   },
1270   {
1271     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1272     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1273     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1274     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1275     NULL,                               /* will be set when used */
1276     NULL,                               " ", "height",
1277   },
1278   {
1279     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1280     MIN_INITIAL_INVENTORY_SIZE,         MAX_INITIAL_INVENTORY_SIZE,
1281     GADGET_ID_INVENTORY_SIZE_DOWN,      GADGET_ID_INVENTORY_SIZE_UP,
1282     GADGET_ID_INVENTORY_SIZE_TEXT,      GADGET_ID_NONE,
1283     &level.initial_inventory_size[0],
1284     NULL,                               NULL, "number of inventory elements"
1285   },
1286
1287   /* ---------- element settings: configure 1 (custom elements) ------------ */
1288
1289   {
1290     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1291     MIN_SCORE,                          MAX_SCORE,
1292     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1293     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1294     &custom_element.collect_score_initial,
1295     NULL,                               "CE score", " "
1296   },
1297   {
1298     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1299     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1300     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1301     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1302     &custom_element.collect_count_initial,
1303     NULL,                               "CE count", NULL
1304   },
1305   {
1306     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
1307     0,                                  9999,
1308     GADGET_ID_CUSTOM_VALUE_FIX_DOWN,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1309     GADGET_ID_CUSTOM_VALUE_FIX_TEXT,    GADGET_ID_NONE,
1310     &custom_element.ce_value_fixed_initial,
1311     NULL,                               "CE value", NULL
1312   },
1313   {
1314     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
1315     0,                                  9999,
1316     GADGET_ID_CUSTOM_VALUE_RND_DOWN,    GADGET_ID_CUSTOM_VALUE_RND_UP,
1317     GADGET_ID_CUSTOM_VALUE_RND_TEXT,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1318     &custom_element.ce_value_random_initial,
1319     NULL,                               "+random", NULL
1320   },
1321   {
1322     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1323     0,                                  999,
1324     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1325     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1326     &custom_element.push_delay_fixed,
1327     NULL,                               "push delay", NULL
1328   },
1329   {
1330     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1331     0,                                  999,
1332     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1333     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1334     &custom_element.push_delay_random,
1335     NULL,                               "+random", NULL
1336   },
1337   {
1338     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1339     0,                                  999,
1340     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1341     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1342     &custom_element.drop_delay_fixed,
1343     NULL,                               "drop delay", NULL
1344   },
1345   {
1346     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1347     0,                                  999,
1348     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1349     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1350     &custom_element.drop_delay_random,
1351     NULL,                               "+random", NULL
1352   },
1353
1354   /* ---------- element settings: configure 2 (custom elements) ------------ */
1355
1356   {
1357     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1358     0,                                  999,
1359     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1360     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1361     &custom_element.move_delay_fixed,
1362     NULL,                               "move delay", NULL
1363   },
1364   {
1365     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1366     0,                                  999,
1367     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1368     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1369     &custom_element.move_delay_random,
1370     NULL,                               "+random", NULL
1371   },
1372   {
1373     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1374     0,                                  999,
1375     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1376     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1377     &custom_element.explosion_delay,
1378     NULL,                               "explosion delay", NULL
1379   },
1380   {
1381     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1382     0,                                  999,
1383     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1384     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1385     &custom_element.ignition_delay,
1386     NULL,                               "ignition delay", "(by fire)"
1387   },
1388
1389   /* ---------- element settings: configure (group elements) --------------- */
1390
1391   {
1392     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1393     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1394     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1395     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1396     &group_element_info.num_elements,
1397     NULL,                               NULL, "number of elements in group"
1398   },
1399
1400   /* ---------- element settings: advanced (custom elements) --------------- */
1401
1402   {
1403     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1404     0,                                  999,
1405     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1406     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1407     &custom_element_change.delay_fixed,
1408     NULL,                               "CE delay", NULL,
1409   },
1410   {
1411     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1412     0,                                  999,
1413     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1414     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1415     &custom_element_change.delay_random,
1416     NULL,                               "+random", NULL
1417   },
1418   {
1419     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1420     0,                                  100,
1421     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1422     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1423     &custom_element_change.random_percentage,
1424     NULL,                               "use random replace:", "%"
1425   },
1426 };
1427
1428 static struct
1429 {
1430   int x, y;
1431   int gadget_id;
1432   int size;
1433   char *value;
1434   char *text_above, *infotext;
1435 } textinput_info[ED_NUM_TEXTINPUT] =
1436 {
1437   {
1438     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1439     GADGET_ID_LEVEL_NAME,
1440     MAX_LEVEL_NAME_LEN,
1441     level.name,
1442     "Title:", "Title"
1443   },
1444   {
1445     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1446     GADGET_ID_LEVEL_AUTHOR,
1447     MAX_LEVEL_AUTHOR_LEN,
1448     level.author,
1449     "Author:", "Author"
1450   },
1451   {
1452     -1, -1,     /* these values are not constant, but can change at runtime */
1453     GADGET_ID_ELEMENT_NAME,
1454     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1455     custom_element.description,
1456     NULL, "Element name"
1457   }
1458 };
1459
1460 static struct
1461 {
1462   int x, y;
1463   int gadget_id;
1464   int xsize, ysize;
1465   char *value;
1466   char *text_above, *infotext;
1467 } textarea_info[ED_NUM_TEXTAREAS] =
1468 {
1469   {
1470     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1471     GADGET_ID_ENVELOPE_INFO,
1472     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1473     NULL,
1474     "Envelope Content:", "Envelope Content"
1475   }
1476 };
1477
1478 static struct ValueTextInfo options_time_or_steps[] =
1479 {
1480   { 0,                          "seconds"                       },
1481   { 1,                          "steps"                         },
1482
1483   { -1,                         NULL                            }
1484 };
1485
1486 static struct ValueTextInfo options_game_engine_type[] =
1487 {
1488   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1489   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1490   { GAME_ENGINE_TYPE_SP,        "Supaplex"                      },
1491
1492   { -1,                         NULL                            }
1493 };
1494
1495 static struct ValueTextInfo options_wind_direction[] =
1496 {
1497   { MV_START_NONE,              "none"                          },
1498   { MV_START_LEFT,              "left"                          },
1499   { MV_START_RIGHT,             "right"                         },
1500   { MV_START_UP,                "up"                            },
1501   { MV_START_DOWN,              "down"                          },
1502
1503   { -1,                         NULL                            }
1504 };
1505
1506 static struct ValueTextInfo options_player_speed[] =
1507 {
1508   { 0,                          "frozen"                        },
1509   { 1,                          "very slow"                     },
1510   { 2,                          "slow"                          },
1511   { 4,                          "normal"                        },
1512   { 8,                          "fast"                          },
1513   { 16,                         "very fast"                     },
1514   { 32,                         "ultrafast"                     },
1515
1516   { -1,                         NULL                            }
1517 };
1518
1519 static struct ValueTextInfo options_access_type[] =
1520 {
1521   { EP_WALKABLE,                "walkable"                      },
1522   { EP_PASSABLE,                "passable"                      },
1523
1524   { -1,                         NULL                            }
1525 };
1526
1527 static struct ValueTextInfo options_access_layer[] =
1528 {
1529   { EP_ACCESSIBLE_OVER,         "over"                          },
1530   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1531   { EP_ACCESSIBLE_UNDER,        "under"                         },
1532
1533   { -1,                         NULL                            }
1534 };
1535
1536 static struct ValueTextInfo options_access_protected[] =
1537 {
1538   { 0,                          "unprotected"                   },
1539   { 1,                          "protected"                     },
1540
1541   { -1,                         NULL                            }
1542 };
1543
1544 static struct ValueTextInfo options_access_direction[] =
1545 {
1546   { MV_NO_DIRECTION,            "no direction"                  },
1547   { MV_LEFT,                    "left"                          },
1548   { MV_RIGHT,                   "right"                         },
1549   { MV_UP,                      "up"                            },
1550   { MV_DOWN,                    "down"                          },
1551   { MV_LEFT  | MV_UP,           "left + up"                     },
1552   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1553   { MV_RIGHT | MV_UP,           "right + up"                    },
1554   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1555   { MV_HORIZONTAL,              "horizontal"                    },
1556   { MV_VERTICAL,                "vertical"                      },
1557   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1558   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1559   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1560   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1561   { MV_ALL_DIRECTIONS,          "all directions"                },
1562
1563   { -1,                         NULL                            }
1564 };
1565
1566 static struct ValueTextInfo options_walk_to_action[] =
1567 {
1568   { EP_DIGGABLE,                "diggable"                      },
1569   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1570   { EP_DROPPABLE,               "collectible & droppable"       },
1571   { EP_THROWABLE,               "collectible & throwable"       },
1572   { EP_PUSHABLE,                "pushable"                      },
1573
1574   { -1,                         NULL                            }
1575 };
1576
1577 static struct ValueTextInfo options_move_pattern[] =
1578 {
1579   { MV_LEFT,                    "left"                          },
1580   { MV_RIGHT,                   "right"                         },
1581   { MV_UP,                      "up"                            },
1582   { MV_DOWN,                    "down"                          },
1583   { MV_HORIZONTAL,              "horizontal"                    },
1584   { MV_VERTICAL,                "vertical"                      },
1585   { MV_ALL_DIRECTIONS,          "all directions"                },
1586   { MV_WIND_DIRECTION,          "wind direction"                },
1587   { MV_TOWARDS_PLAYER,          "towards player"                },
1588   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1589   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1590   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1591   { MV_TURNING_LEFT,            "turning left"                  },
1592   { MV_TURNING_RIGHT,           "turning right"                 },
1593   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1594   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1595   { MV_TURNING_RANDOM,          "turning random"                },
1596   { MV_MAZE_RUNNER,             "maze runner style"             },
1597   { MV_MAZE_HUNTER,             "maze hunter style"             },
1598   { MV_WHEN_PUSHED,             "when pushed"                   },
1599   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1600
1601   { -1,                         NULL                            }
1602 };
1603
1604 static struct ValueTextInfo options_move_direction[] =
1605 {
1606   { MV_START_AUTOMATIC,         "automatic"                     },
1607   { MV_START_LEFT,              "left"                          },
1608   { MV_START_RIGHT,             "right"                         },
1609   { MV_START_UP,                "up"                            },
1610   { MV_START_DOWN,              "down"                          },
1611   { MV_START_RANDOM,            "random"                        },
1612   { MV_START_PREVIOUS,          "previous"                      },
1613
1614   { -1,                         NULL                            }
1615 };
1616
1617 static struct ValueTextInfo options_move_stepsize[] =
1618 {
1619   { 0,                          "not moving"                    },
1620   { 1,                          "very slow"                     },
1621   { 2,                          "slow"                          },
1622   { 4,                          "normal"                        },
1623   { 8,                          "fast"                          },
1624   { 16,                         "very fast"                     },
1625   { 32,                         "even faster"                   },
1626
1627   { -1,                         NULL                            }
1628 };
1629
1630 static struct ValueTextInfo options_move_leave_type[] =
1631 {
1632   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1633   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1634
1635   { -1,                         NULL                            }
1636 };
1637
1638 static struct ValueTextInfo options_smash_targets[] =
1639 {
1640   { EP_CAN_SMASH_PLAYER,        "player"                        },
1641 #if 0
1642   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1643 #endif
1644   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1645
1646   { -1,                         NULL                            }
1647 };
1648
1649 static struct ValueTextInfo options_slippery_type[] =
1650 {
1651   { SLIPPERY_ANY_RANDOM,        "random"                        },
1652   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1653   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1654   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1655   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1656
1657   { -1,                         NULL                            }
1658 };
1659
1660 static struct ValueTextInfo options_deadliness[] =
1661 {
1662   { EP_DONT_RUN_INTO,           "running into"                  },
1663   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1664   { EP_DONT_GET_HIT_BY,         "getting hit by"                },
1665   { EP_DONT_TOUCH,              "touching"                      },
1666
1667   { -1,                         NULL                            }
1668 };
1669
1670 static struct ValueTextInfo options_explosion_type[] =
1671 {
1672   { EXPLODES_3X3,               "3x3"                           },
1673   { EXPLODES_CROSS,             "3+3"                           },
1674   { EXPLODES_1X1,               "1x1"                           },
1675
1676   { -1,                         NULL                            }
1677 };
1678
1679 static struct ValueTextInfo options_time_units[] =
1680 {
1681   { 1,                          "frames"                        },
1682   { FRAMES_PER_SECOND,          "seconds"                       },
1683
1684   { -1,                         NULL                            }
1685 };
1686
1687 static struct ValueTextInfo options_change_direct_action[] =
1688 {
1689   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1690   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1691   { CE_SWITCHED_BY_PLAYER,      "switched by player"            },
1692   { CE_SNAPPED_BY_PLAYER,       "snapped by player"             },
1693   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1694   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1695   { CE_LEFT_BY_PLAYER,          "left by player"                },
1696   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1697   { CE_SWITCHED,                "switched"                      },
1698   { CE_HITTING_SOMETHING,       "hitting something"             },
1699   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1700 #if 0
1701   { CE_BLOCKED,                 "blocked"                       },
1702 #endif
1703   { CE_IMPACT,                  "impact (on something)"         },
1704   { CE_SMASHED,                 "smashed (from above)"          },
1705 #if 0
1706   { CE_VALUE_CHANGES,           "CE value changes"              },
1707   { CE_SCORE_CHANGES,           "CE score changes"              },
1708 #endif
1709   { CE_VALUE_GETS_ZERO,         "CE value gets 0"               },
1710   { CE_SCORE_GETS_ZERO,         "CE score gets 0"               },
1711
1712   { -1,                         NULL                            }
1713 };
1714
1715 static struct ValueTextInfo options_change_other_action[] =
1716 {
1717   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1718   { CE_PLAYER_PRESSES_X,        "player presses"                },
1719   { CE_PLAYER_SWITCHES_X,       "player switches"               },
1720   { CE_PLAYER_SNAPS_X,          "player snaps"                  },
1721   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1722   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1723   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1724   { CE_PLAYER_DIGS_X,           "player digs"                   },
1725   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1726   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1727   { CE_TOUCHING_X,              "touching"                      },
1728   { CE_HITTING_X,               "hitting"                       },
1729   { CE_DIGGING_X,               "digging"                       },
1730   { CE_HIT_BY_X,                "hit by"                        },
1731   { CE_SWITCH_OF_X,             "switch of"                     },
1732   { CE_CHANGE_OF_X,             "change by page of"             },
1733   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1734   { CE_MOVE_OF_X,               "move of"                       },
1735   { CE_CREATION_OF_X,           "creation of"                   },
1736   { CE_VALUE_CHANGES_OF_X,      "CE value changes of"           },
1737   { CE_SCORE_CHANGES_OF_X,      "CE score changes of"           },
1738   { CE_VALUE_GETS_ZERO_OF_X,    "CE value gets 0 of"            },
1739   { CE_SCORE_GETS_ZERO_OF_X,    "CE score gets 0 of"            },
1740
1741   { -1,                         NULL                            }
1742 };
1743
1744 static struct ValueTextInfo options_change_trigger_side[] =
1745 {
1746   { CH_SIDE_LEFT,               "left"                          },
1747   { CH_SIDE_RIGHT,              "right"                         },
1748   { CH_SIDE_TOP,                "top"                           },
1749   { CH_SIDE_BOTTOM,             "bottom"                        },
1750   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1751   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1752   { CH_SIDE_ANY,                "any"                           },
1753
1754   { -1,                         NULL                            }
1755 };
1756
1757 static struct ValueTextInfo options_change_trigger_player[] =
1758 {
1759   { CH_PLAYER_1,                "1"                             },
1760   { CH_PLAYER_2,                "2"                             },
1761   { CH_PLAYER_3,                "3"                             },
1762   { CH_PLAYER_4,                "4"                             },
1763   { CH_PLAYER_ANY,              "any"                           },
1764
1765   { -1,                         NULL                            }
1766 };
1767
1768 static struct ValueTextInfo options_change_trigger_page[] =
1769 {
1770   { (1 << 0),                   "1"                             },
1771   { (1 << 1),                   "2"                             },
1772   { (1 << 2),                   "3"                             },
1773   { (1 << 3),                   "4"                             },
1774   { (1 << 4),                   "5"                             },
1775   { (1 << 5),                   "6"                             },
1776   { (1 << 6),                   "7"                             },
1777   { (1 << 7),                   "8"                             },
1778   { (1 << 8),                   "9"                             },
1779   { (1 << 9),                   "10"                            },
1780   { (1 << 10),                  "11"                            },
1781   { (1 << 11),                  "12"                            },
1782   { (1 << 12),                  "13"                            },
1783   { (1 << 13),                  "14"                            },
1784   { (1 << 14),                  "15"                            },
1785   { (1 << 15),                  "16"                            },
1786   { (1 << 16),                  "17"                            },
1787   { (1 << 17),                  "18"                            },
1788   { (1 << 18),                  "19"                            },
1789   { (1 << 19),                  "20"                            },
1790   { (1 << 20),                  "21"                            },
1791   { (1 << 21),                  "22"                            },
1792   { (1 << 22),                  "23"                            },
1793   { (1 << 23),                  "24"                            },
1794   { (1 << 24),                  "25"                            },
1795   { (1 << 25),                  "26"                            },
1796   { (1 << 26),                  "27"                            },
1797   { (1 << 27),                  "28"                            },
1798   { (1 << 28),                  "29"                            },
1799   { (1 << 29),                  "30"                            },
1800   { (1 << 30),                  "31"                            },
1801   { (1 << 31),                  "32"                            },
1802   { CH_PAGE_ANY,                "any"                           },
1803
1804   { -1,                         NULL                            }
1805 };
1806
1807 static struct ValueTextInfo options_change_replace_when[] =
1808 {
1809   { CP_WHEN_EMPTY,              "empty"                         },
1810   { CP_WHEN_WALKABLE,           "walkable"                      },
1811   { CP_WHEN_DIGGABLE,           "diggable"                      },
1812   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1813   { CP_WHEN_REMOVABLE,          "removable"                     },
1814   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1815
1816   { -1,                         NULL                            }
1817 };
1818
1819 static struct ValueTextInfo options_action_type[] =
1820 {
1821   { CA_NO_ACTION,               "no action"                     },
1822   { CA_UNDEFINED,               " "                             },
1823   { CA_HEADLINE_LEVEL_ACTIONS,  "[level]"                       },
1824   { CA_RESTART_LEVEL,           "restart level"                 },
1825   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1826   { CA_SET_LEVEL_TIME,          "set time"                      },
1827   { CA_SET_LEVEL_SCORE,         "set score"                     },
1828   { CA_SET_LEVEL_GEMS,          "set gems"                      },
1829   { CA_SET_LEVEL_WIND,          "set wind dir."                 },
1830   { CA_SET_LEVEL_RANDOM_SEED,   "set rand. seed"                },
1831   { CA_UNDEFINED,               " "                             },
1832   { CA_HEADLINE_PLAYER_ACTIONS, "[player]"                      },
1833   { CA_MOVE_PLAYER,             "move player"                   },
1834   { CA_EXIT_PLAYER,             "exit player"                   },
1835   { CA_KILL_PLAYER,             "kill player"                   },
1836   { CA_SET_PLAYER_KEYS,         "set keys"                      },
1837   { CA_SET_PLAYER_SPEED,        "set speed"                     },
1838   { CA_SET_PLAYER_SHIELD,       "set shield"                    },
1839   { CA_SET_PLAYER_GRAVITY,      "set gravity"                   },
1840   { CA_SET_PLAYER_ARTWORK,      "set artwork"                   },
1841   { CA_SET_PLAYER_INVENTORY,    "set inventory"                 },
1842   { CA_UNDEFINED,               " "                             },
1843   { CA_HEADLINE_CE_ACTIONS,     "[CE]"                          },
1844   { CA_SET_CE_VALUE,            "set CE value"                  },
1845   { CA_SET_CE_SCORE,            "set CE score"                  },
1846   { CA_SET_CE_ARTWORK,          "set CE artwork"                },
1847   { CA_UNDEFINED,               " "                             },
1848   { CA_HEADLINE_ENGINE_ACTIONS, "[engine]"                      },
1849   { CA_SET_ENGINE_SCAN_MODE,    "set scan mode"                 },
1850
1851   { -1,                         NULL                            }
1852 };
1853
1854 static struct ValueTextInfo options_action_mode_none[] =
1855 {
1856   { CA_MODE_UNDEFINED,          " "                             },
1857
1858   { -1,                         NULL                            }
1859 };
1860
1861 static struct ValueTextInfo options_action_mode_assign[] =
1862 {
1863   { CA_MODE_SET,                "="                             },
1864
1865   { -1,                         NULL                            }
1866 };
1867
1868 static struct ValueTextInfo options_action_mode_add_remove[] =
1869 {
1870   { CA_MODE_ADD,                "+"                             },
1871   { CA_MODE_SUBTRACT,           "-"                             },
1872
1873   { -1,                         NULL                            }
1874 };
1875
1876 static struct ValueTextInfo options_action_mode_calculate[] =
1877 {
1878   { CA_MODE_SET,                "="                             },
1879   { CA_MODE_ADD,                "+"                             },
1880   { CA_MODE_SUBTRACT,           "-"                             },
1881   { CA_MODE_MULTIPLY,           "*"                             },
1882   { CA_MODE_DIVIDE,             "/"                             },
1883   { CA_MODE_MODULO,             "%"                             },
1884
1885   { -1,                         NULL                            }
1886 };
1887
1888 static struct ValueTextInfo options_action_arg_none[] =
1889 {
1890   { CA_ARG_UNDEFINED,           "         "                     },
1891
1892   { -1,                         NULL                            }
1893 };
1894
1895 static struct ValueTextInfo options_action_arg_player[] =
1896 {
1897   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1898   { CA_ARG_PLAYER_1,            "1"                             },
1899   { CA_ARG_PLAYER_2,            "2"                             },
1900   { CA_ARG_PLAYER_3,            "3"                             },
1901   { CA_ARG_PLAYER_4,            "4"                             },
1902   { CA_ARG_PLAYER_ANY,          "any"                           },
1903   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1904   { CA_ARG_PLAYER_ACTION,       "action ->"                     },
1905
1906   { -1,                         NULL                            }
1907 };
1908
1909 static struct ValueTextInfo options_action_arg_number[] =
1910 {
1911   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1912   { CA_ARG_0,                   "0"                             },
1913   { CA_ARG_1,                   "1"                             },
1914   { CA_ARG_2,                   "2"                             },
1915   { CA_ARG_3,                   "3"                             },
1916   { CA_ARG_4,                   "4"                             },
1917   { CA_ARG_5,                   "5"                             },
1918   { CA_ARG_10,                  "10"                            },
1919   { CA_ARG_100,                 "100"                           },
1920   { CA_ARG_1000,                "1000"                          },
1921   { CA_ARG_UNDEFINED,           " "                             },
1922   { CA_ARG_NUMBER_MIN,          "min"                           },
1923   { CA_ARG_NUMBER_MAX,          "max"                           },
1924   { CA_ARG_UNDEFINED,           " "                             },
1925   { CA_ARG_NUMBER_RESET,        "reset"                         },
1926   { CA_ARG_UNDEFINED,           " "                             },
1927   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1928   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1929   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1930   { CA_ARG_UNDEFINED,           " "                             },
1931   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1932   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1933   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1934   { CA_ARG_UNDEFINED,           " "                             },
1935   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
1936   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
1937   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
1938   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
1939   { CA_ARG_UNDEFINED,           " "                             },
1940   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
1941   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
1942   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
1943   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
1944
1945   { -1,                         NULL                            }
1946 };
1947
1948 static struct ValueTextInfo options_action_arg_value[] =
1949 {
1950   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1951   { CA_ARG_0,                   "0"                             },
1952   { CA_ARG_1,                   "1"                             },
1953   { CA_ARG_2,                   "2"                             },
1954   { CA_ARG_3,                   "3"                             },
1955   { CA_ARG_4,                   "4"                             },
1956   { CA_ARG_5,                   "5"                             },
1957   { CA_ARG_10,                  "10"                            },
1958   { CA_ARG_100,                 "100"                           },
1959   { CA_ARG_1000,                "1000"                          },
1960   { CA_ARG_UNDEFINED,           " "                             },
1961   { CA_ARG_NUMBER_MIN,          "min"                           },
1962   { CA_ARG_NUMBER_MAX,          "max"                           },
1963   { CA_ARG_UNDEFINED,           " "                             },
1964   { CA_ARG_NUMBER_RESET,        "reset"                         },
1965   { CA_ARG_UNDEFINED,           " "                             },
1966   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1967   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1968   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1969   { CA_ARG_UNDEFINED,           " "                             },
1970   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1971   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1972   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1973   { CA_ARG_UNDEFINED,           " "                             },
1974   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
1975   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
1976   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
1977   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
1978   { CA_ARG_UNDEFINED,           " "                             },
1979   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
1980   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
1981   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
1982   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
1983   { CA_ARG_UNDEFINED,           " "                             },
1984   { CA_ARG_ELEMENT_NR_HEADLINE, "[element]"                     },
1985   { CA_ARG_ELEMENT_NR_TARGET,   "target"                        },
1986   { CA_ARG_ELEMENT_NR_TRIGGER,  "trigger"                       },
1987   { CA_ARG_ELEMENT_NR_ACTION,   "action ->"                     },
1988
1989   { -1,                         NULL                            }
1990 };
1991
1992 static struct ValueTextInfo options_action_arg_envelope[] =
1993 {
1994   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1995   { CA_ARG_1,                   "1"                             },
1996   { CA_ARG_2,                   "2"                             },
1997   { CA_ARG_3,                   "3"                             },
1998   { CA_ARG_4,                   "4"                             },
1999   { CA_ARG_UNDEFINED,           " "                             },
2000   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
2001   { CA_ARG_ELEMENT_TARGET,      "target"                        },
2002   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
2003   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
2004
2005   { -1,                         NULL                            }
2006 };
2007
2008 static struct ValueTextInfo options_action_arg_key[] =
2009 {
2010   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
2011   { CA_ARG_1,                   "1"                             },
2012   { CA_ARG_2,                   "2"                             },
2013   { CA_ARG_3,                   "3"                             },
2014   { CA_ARG_4,                   "4"                             },
2015   { CA_ARG_5,                   "5"                             },
2016   { CA_ARG_6,                   "6"                             },
2017   { CA_ARG_7,                   "7"                             },
2018   { CA_ARG_8,                   "8"                             },
2019   { CA_ARG_UNDEFINED,           " "                             },
2020   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
2021   { CA_ARG_ELEMENT_TARGET,      "target"                        },
2022   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
2023   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
2024
2025   { -1,                         NULL                            }
2026 };
2027
2028 static struct ValueTextInfo options_action_arg_speed[] =
2029 {
2030   { CA_ARG_SPEED_HEADLINE,      "[speed]"                       },
2031   { CA_ARG_SPEED_NOT_MOVING,    "frozen"                        },
2032   { CA_ARG_SPEED_VERY_SLOW,     "very slow"                     },
2033   { CA_ARG_SPEED_SLOW,          "slow"                          },
2034   { CA_ARG_SPEED_NORMAL,        "normal"                        },
2035   { CA_ARG_SPEED_FAST,          "fast"                          },
2036   { CA_ARG_SPEED_VERY_FAST,     "very fast"                     },
2037   { CA_ARG_SPEED_EVEN_FASTER,   "ultrafast"                     },
2038   { CA_ARG_UNDEFINED,           " "                             },
2039   { CA_ARG_SPEED_SLOWER,        "slower"                        },
2040   { CA_ARG_SPEED_FASTER,        "faster"                        },
2041   { CA_ARG_UNDEFINED,           " "                             },
2042   { CA_ARG_SPEED_RESET,         "reset"                         },
2043
2044   { -1,                         NULL                            }
2045 };
2046
2047 static struct ValueTextInfo options_action_arg_shield[] =
2048 {
2049   { CA_ARG_SHIELD_HEADLINE,     "[shield]"                      },
2050   { CA_ARG_SHIELD_OFF,          "off"                           },
2051   { CA_ARG_SHIELD_NORMAL,       "normal"                        },
2052   { CA_ARG_SHIELD_DEADLY,       "deadly"                        },
2053
2054   { -1,                         NULL                            }
2055 };
2056
2057 static struct ValueTextInfo options_action_arg_artwork[] =
2058 {
2059   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
2060   { CA_ARG_ELEMENT_TARGET,      "target"                        },
2061   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
2062   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
2063   { CA_ARG_UNDEFINED,           " "                             },
2064   { CA_ARG_ELEMENT_RESET,       "reset"                         },
2065
2066   { -1,                         NULL                            }
2067 };
2068
2069 static struct ValueTextInfo options_action_arg_gravity[] =
2070 {
2071   { CA_ARG_GRAVITY_HEADLINE,    "[gravity]"                     },
2072   { CA_ARG_GRAVITY_ON,          "on"                            },
2073   { CA_ARG_GRAVITY_OFF,         "off"                           },
2074   { CA_ARG_GRAVITY_TOGGLE,      "toggle"                        },
2075
2076   { -1,                         NULL                            }
2077 };
2078
2079 static struct ValueTextInfo options_action_arg_direction[] =
2080 {
2081   { CA_ARG_DIRECTION_HEADLINE,  "[dir.]"                        },
2082   { CA_ARG_DIRECTION_NONE,      "none"                          },
2083   { CA_ARG_DIRECTION_LEFT,      "left"                          },
2084   { CA_ARG_DIRECTION_RIGHT,     "right"                         },
2085   { CA_ARG_DIRECTION_UP,        "up"                            },
2086   { CA_ARG_DIRECTION_DOWN,      "down"                          },
2087   { CA_ARG_DIRECTION_TRIGGER,   "trigger"                       },
2088   { CA_ARG_DIRECTION_TRIGGER_BACK, "-trigger"                   },
2089
2090   { -1,                         NULL                            }
2091 };
2092
2093 static struct ValueTextInfo options_action_arg_scan_mode[] =
2094 {
2095   { CA_ARG_SCAN_MODE_HEADLINE,  "[mode]"                        },
2096   { CA_ARG_SCAN_MODE_NORMAL,    "normal"                        },
2097   { CA_ARG_SCAN_MODE_REVERSE,   "reverse"                       },
2098
2099   { -1,                         NULL                            }
2100 };
2101
2102 static struct ValueTextInfo options_action_arg_inventory[] =
2103 {
2104   { CA_ARG_INVENTORY_HEADLINE,  "[add]"                         },
2105   { CA_ARG_ELEMENT_TARGET,      "+ target"                      },
2106   { CA_ARG_ELEMENT_TRIGGER,     "+ trigger"                     },
2107   { CA_ARG_ELEMENT_ACTION,      "+ action"                      },
2108   { CA_ARG_UNDEFINED,           " "                             },
2109   { CA_ARG_INVENTORY_RM_HEADLINE,"[remove]"                     },
2110   { CA_ARG_INVENTORY_RM_TARGET, "- target"                      },
2111   { CA_ARG_INVENTORY_RM_TRIGGER,"- trigger"                     },
2112   { CA_ARG_INVENTORY_RM_ACTION, "- action"                      },
2113   { CA_ARG_INVENTORY_RM_FIRST,  "- first"                       },
2114   { CA_ARG_INVENTORY_RM_LAST,   "- last"                        },
2115   { CA_ARG_INVENTORY_RM_ALL,    "- all"                         },
2116   { CA_ARG_UNDEFINED,           " "                             },
2117   { CA_ARG_INVENTORY_RESET,     "reset"                         },
2118
2119   { -1,                         NULL                            }
2120 };
2121
2122 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
2123 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
2124 {
2125   { -1,                         NULL                            }
2126 };
2127
2128 static struct ValueTextInfo options_group_choice_mode[] =
2129 {
2130   { ANIM_RANDOM,                "random"                        },
2131   { ANIM_LOOP,                  "loop"                          },
2132   { ANIM_LINEAR,                "linear"                        },
2133   { ANIM_PINGPONG,              "pingpong"                      },
2134   { ANIM_PINGPONG2,             "pingpong 2"                    },
2135
2136   { -1,                         NULL                            }
2137 };
2138
2139 static struct ValueTextInfo *action_arg_modes[] =
2140 {
2141   options_action_mode_none,
2142   options_action_mode_assign,
2143   options_action_mode_add_remove,
2144   options_action_mode_calculate,
2145 };
2146
2147 static struct
2148 {
2149   int value;
2150   int mode;
2151   struct ValueTextInfo *options;
2152 }
2153 action_arg_options[] =
2154 {
2155   { CA_NO_ACTION,               0,      options_action_arg_none,        },
2156   { CA_EXIT_PLAYER,             0,      options_action_arg_player,      },
2157   { CA_KILL_PLAYER,             0,      options_action_arg_player,      },
2158   { CA_MOVE_PLAYER,             0,      options_action_arg_direction,   },
2159   { CA_RESTART_LEVEL,           0,      options_action_arg_none,        },
2160   { CA_SHOW_ENVELOPE,           0,      options_action_arg_envelope,    },
2161   { CA_SET_LEVEL_TIME,          3,      options_action_arg_number,      },
2162   { CA_SET_LEVEL_GEMS,          3,      options_action_arg_number,      },
2163   { CA_SET_LEVEL_SCORE,         3,      options_action_arg_number,      },
2164   { CA_SET_LEVEL_WIND,          1,      options_action_arg_direction,   },
2165   { CA_SET_LEVEL_RANDOM_SEED,   1,      options_action_arg_number,      },
2166   { CA_SET_PLAYER_KEYS,         2,      options_action_arg_key,         },
2167   { CA_SET_PLAYER_SPEED,        1,      options_action_arg_speed,       },
2168   { CA_SET_PLAYER_SHIELD,       1,      options_action_arg_shield,      },
2169   { CA_SET_PLAYER_GRAVITY,      1,      options_action_arg_gravity,     },
2170   { CA_SET_PLAYER_ARTWORK,      1,      options_action_arg_artwork,     },
2171   { CA_SET_PLAYER_INVENTORY,    0,      options_action_arg_inventory,   },
2172   { CA_SET_CE_VALUE,            3,      options_action_arg_value,       },
2173   { CA_SET_CE_SCORE,            3,      options_action_arg_value,       },
2174   { CA_SET_CE_ARTWORK,          1,      options_action_arg_artwork,     },
2175   { CA_SET_ENGINE_SCAN_MODE,    1,      options_action_arg_scan_mode,   },
2176
2177   { -1,                         FALSE,  NULL                            }
2178 };
2179
2180 static struct
2181 {
2182   int x, y;
2183   int gadget_id;
2184   int gadget_id_align;
2185   int size;     /* char size of selectbox or '-1' (dynamically determined) */
2186   struct ValueTextInfo *options;
2187   int *value;
2188   char *text_left, *text_right, *infotext;
2189 } selectbox_info[ED_NUM_SELECTBOX] =
2190 {
2191   /* ---------- level and editor settings ---------------------------------- */
2192
2193   {
2194     -1,                                 ED_LEVEL_SETTINGS_YPOS(7),
2195     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
2196     -1,
2197     options_time_or_steps,
2198     &level.use_step_counter,
2199     NULL, "(0 => no limit)",            "time or step limit"
2200   },
2201   {
2202     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2203     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
2204     -1,
2205     options_game_engine_type,
2206     &level.game_engine_type,
2207     "game engine:", NULL,               "game engine"
2208   },
2209   {
2210     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
2211     GADGET_ID_WIND_DIRECTION,           GADGET_ID_NONE,
2212     -1,
2213     options_wind_direction,
2214     &level.wind_direction_initial,
2215     "initial wind direction:", NULL,    "initial wind direction"
2216   },
2217
2218   /* ---------- element settings: configure (several elements) ------------- */
2219
2220   {
2221     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2222     GADGET_ID_PLAYER_SPEED,             GADGET_ID_NONE,
2223     -1,
2224     options_player_speed,
2225     &level.initial_player_stepsize[0],
2226     "initial player speed:", NULL,      "initial player speed"
2227   },
2228
2229   /* ---------- element settings: configure 1 (custom elements) ------------ */
2230
2231   {
2232     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2233     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
2234     -1,
2235     options_access_type,
2236     &custom_element.access_type,
2237     NULL, NULL,                         "type of access to this field"
2238   },
2239   {
2240     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2241     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
2242     -1,
2243     options_access_layer,
2244     &custom_element.access_layer,
2245     NULL, NULL,                         "layer of access for this field"
2246   },
2247   {
2248     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2249     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
2250     -1,
2251     options_access_protected,
2252     &custom_element.access_protected,
2253     NULL, NULL,                         "protected access for this field"
2254   },
2255   {
2256     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2257     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
2258     -1,
2259     options_access_direction,
2260     &custom_element.access_direction,
2261     "from", NULL,                       "access direction for this field"
2262   },
2263   {
2264     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2265     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
2266     -1,
2267     options_walk_to_action,
2268     &custom_element.walk_to_action,
2269     NULL, NULL,                         "diggable/collectible/pushable"
2270   },
2271
2272   /* ---------- element settings: configure 2 (custom elements) ------------ */
2273
2274   {
2275     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
2276     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
2277     -1,
2278     options_move_pattern,
2279     &custom_element.move_pattern,
2280     "can move", NULL,                   "element move pattern"
2281   },
2282   {
2283     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2284     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
2285     -1,
2286     options_move_direction,
2287     &custom_element.move_direction_initial,
2288     "starts moving", NULL,              "initial element move direction"
2289   },
2290   {
2291     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2292     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
2293     -1,
2294     options_move_stepsize,
2295     &custom_element.move_stepsize,
2296     "move/fall speed", NULL,            "speed of element movement"
2297   },
2298   {
2299     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2300     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
2301     -1,
2302     options_move_leave_type,
2303     &custom_element.move_leave_type,
2304     // left text with leading spaces to place gadget next to "can dig" gadget
2305     // (needed because drawing area gadgets created after selectbox gadgets)
2306     // "can dig:    can", ":",          "leave behind or change element"
2307     "            can", ":",             "leave behind or change element"
2308   },
2309   {
2310     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2311     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
2312     -1,
2313     options_smash_targets,
2314     &custom_element.smash_targets,
2315     "can smash", NULL,                  "elements that can be smashed"
2316   },
2317   {
2318     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2319     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
2320     -1,
2321     options_slippery_type,
2322     &custom_element.slippery_type,
2323     "slippery", NULL,                   "where other elements fall down"
2324   },
2325   {
2326     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2327     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
2328     -1,
2329     options_deadliness,
2330     &custom_element.deadliness,
2331     "deadly when", NULL,                "deadliness of element"
2332   },
2333   {
2334     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
2335     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
2336     -1,
2337     options_explosion_type,
2338     &custom_element.explosion_type,
2339     "can explode", NULL,                "explosion type"
2340   },
2341
2342   /* ---------- element settings: advanced (custom elements) --------------- */
2343
2344   {
2345     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
2346     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
2347     -1,
2348     options_time_units,
2349     &custom_element_change.delay_frames,
2350     "delay time given in", NULL,        "delay time units for change"
2351   },
2352   {
2353     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
2354     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
2355     -1,
2356     options_change_direct_action,
2357     &custom_element_change.direct_action,
2358     NULL, NULL,                         "type of direct action"
2359   },
2360   {
2361     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
2362     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
2363     -1,
2364     options_change_other_action,
2365     &custom_element_change.other_action,
2366     NULL, "element:",                   "type of other element action"
2367   },
2368   {
2369     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
2370     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
2371     -1,
2372     options_change_trigger_side,
2373     &custom_element_change.trigger_side,
2374     "at", "side",                       "element side triggering change"
2375   },
2376   {
2377     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2378     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
2379     -1,
2380     options_change_trigger_player,
2381     &custom_element_change.trigger_player,
2382     "player:", " ",                     "player that causes change"
2383   },
2384   {
2385     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2386     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
2387     -1,
2388     options_change_trigger_page,
2389     &custom_element_change.trigger_page,
2390     "page:", NULL,                      "change page that causes change"
2391   },
2392   {
2393     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
2394     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
2395     -1,
2396     options_change_replace_when,
2397     &custom_element_change.replace_when,
2398     "replace when", NULL,               "which elements can be replaced"
2399   },
2400   {
2401     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
2402     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
2403     -1,
2404     options_action_type,
2405     &custom_element_change.action_type,
2406     NULL, NULL,                         "action on specified condition"
2407   },
2408   {
2409     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2410     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
2411     -1,
2412     options_action_mode_none,
2413     &custom_element_change.action_mode,
2414     NULL, NULL,                         "action operator"
2415   },
2416   {
2417     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2418     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
2419     -1,
2420     options_action_arg_none,
2421     &custom_element_change.action_arg,
2422     NULL, NULL,                         "action parameter"
2423   },
2424   {
2425     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
2426     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
2427     3,
2428     options_change_page,
2429     &custom_element.current_change_page,
2430     NULL, NULL,                         "element change page"
2431   },
2432
2433   /* ---------- element settings: configure (group elements) --------------- */
2434
2435   {
2436     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2437     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
2438     -1,
2439     options_group_choice_mode,
2440     &group_element_info.choice_mode,
2441     "choice type:", NULL,               "type of group element choice"
2442   },
2443 };
2444
2445 static struct
2446 {
2447   int x, y;
2448   int gadget_id;
2449   int gadget_id_align;
2450   int size;
2451   char *text;
2452   char *text_left, *text_right, *infotext;
2453 } textbutton_info[ED_NUM_TEXTBUTTONS] =
2454 {
2455   {
2456     ED_LEVEL_SETTINGS_TABS_XPOS,        ED_LEVEL_SETTINGS_TABS_YPOS,
2457     GADGET_ID_LEVELINFO_LEVEL,          GADGET_ID_NONE,
2458     8,                                  "Level",
2459     NULL, NULL,                         "Configure level properties"
2460   },
2461   {
2462     -1,                                 -1,
2463     GADGET_ID_LEVELINFO_EDITOR,         GADGET_ID_LEVELINFO_LEVEL,
2464     8,                                  "Editor",
2465     NULL, NULL,                         "Configure editor properties"
2466   },
2467   {
2468     ED_ELEMENT_SETTINGS_TABS_XPOS,      ED_ELEMENT_SETTINGS_TABS_YPOS,
2469     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
2470     8,                                  "Info",
2471     NULL, NULL,                         "Show information about element"
2472   },
2473   {
2474     -1,                                 -1,
2475     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_PROPERTIES_INFO,
2476     8,                                  "Config",
2477     NULL, NULL,                         "Configure element properties"
2478   },
2479   {
2480     -1,                                 -1,
2481     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_PROPERTIES_INFO,
2482     8,                                  "Config 1",
2483     NULL, NULL,                         "Configure element properties, part 1"
2484   },
2485   {
2486     -1,                                 -1,
2487     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_PROPERTIES_CONFIG_1,
2488     8,                                  "Config 2",
2489     NULL, NULL,                         "Configure element properties, part 2"
2490   },
2491   {
2492     -1,                                 -1,
2493     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_PROPERTIES_CONFIG_2,
2494     8,                                  "Change",
2495     NULL, NULL,                         "Configure custom element change pages"
2496   },
2497   {
2498     -1,                                 -1,
2499     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
2500     -1,                                 "Save",
2501     " ", "As Template",                 "Save current settings as new template"
2502   },
2503   {
2504     -1,                                 -1,
2505     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
2506     -1,                                 "New",
2507     NULL, NULL,                         "Add new change page"
2508   },
2509   {
2510     -1,                                 -1,
2511     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
2512     -1,                                 "Delete",
2513     NULL, NULL,                         "Delete current change page"
2514   },
2515 };
2516
2517 static struct
2518 {
2519   int graphic;
2520   int x, y;
2521   int gadget_id;
2522   int gadget_id_align;
2523   char *text_left, *text_right, *infotext;
2524 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
2525 {
2526   {
2527     IMG_EDITOR_COUNTER_DOWN,
2528     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
2529     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
2530     NULL, NULL,                         "select previous change page"
2531   },
2532   {
2533     IMG_EDITOR_COUNTER_UP,
2534     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2535     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
2536     NULL, "change page",                "select next change page"
2537   },
2538   {
2539     IMG_EDITOR_BUTTON_GFX_CP_COPY,
2540     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2541     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
2542     " ", NULL,                          "copy settings from this change page"
2543   },
2544   {
2545     IMG_EDITOR_BUTTON_GFX_CP_PASTE,
2546     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2547     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
2548     NULL, NULL,                         "paste settings to this change page"
2549   },
2550 };
2551
2552 static struct
2553 {
2554   int x, y;
2555 } scrollbutton_pos[ED_NUM_SCROLLBUTTONS];
2556
2557 static struct
2558 {
2559   int graphic;
2560   int gadget_id;
2561   char *infotext;
2562 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2563 {
2564   {
2565     IMG_EDITOR_PLAYFIELD_SCROLL_UP,
2566     GADGET_ID_SCROLL_UP,
2567     "scroll level editing area up"
2568   },
2569   {
2570     IMG_EDITOR_PLAYFIELD_SCROLL_DOWN,
2571     GADGET_ID_SCROLL_DOWN,
2572     "scroll level editing area down"
2573   },
2574   {
2575     IMG_EDITOR_PLAYFIELD_SCROLL_LEFT,
2576     GADGET_ID_SCROLL_LEFT,
2577     "scroll level editing area left"
2578   },
2579   {
2580     IMG_EDITOR_PLAYFIELD_SCROLL_RIGHT,
2581     GADGET_ID_SCROLL_RIGHT,
2582     "scroll level editing area right"
2583   },
2584   {
2585     IMG_EDITOR_PALETTE_SCROLL_UP,
2586     GADGET_ID_SCROLL_LIST_UP,
2587     "scroll element list up ('Page Up')"
2588   },
2589   {
2590     IMG_EDITOR_PALETTE_SCROLL_DOWN,
2591     GADGET_ID_SCROLL_LIST_DOWN,
2592     "scroll element list down ('Page Down')"
2593   },
2594 };
2595
2596 static struct
2597 {
2598   int x, y;
2599   int width, height;
2600   int wheel_x, wheel_y;
2601   int wheel_width, wheel_height;
2602 } scrollbar_pos[ED_NUM_SCROLLBARS];
2603
2604 static struct
2605 {
2606   int graphic;
2607   int type;
2608   int gadget_id;
2609   char *infotext;
2610 } scrollbar_info[ED_NUM_SCROLLBARS] =
2611 {
2612   {
2613     IMG_EDITOR_PLAYFIELD_SCROLLBAR,
2614     GD_TYPE_SCROLLBAR_HORIZONTAL,
2615     GADGET_ID_SCROLL_HORIZONTAL,
2616     "scroll level editing area horizontally"
2617   },
2618   {
2619     IMG_EDITOR_PLAYFIELD_SCROLLBAR,
2620     GD_TYPE_SCROLLBAR_VERTICAL,
2621     GADGET_ID_SCROLL_VERTICAL,
2622     "scroll level editing area vertically"
2623   },
2624   {
2625     IMG_EDITOR_PALETTE_SCROLLBAR,
2626     GD_TYPE_SCROLLBAR_VERTICAL,
2627     GADGET_ID_SCROLL_LIST_VERTICAL,
2628     "scroll element list vertically"
2629   }
2630 };
2631
2632
2633 static struct
2634 {
2635   int x, y;
2636   int gadget_id;
2637   int gadget_id_align;
2638   int radio_button_nr;
2639   int *value;
2640   int checked_value;
2641   char *text_left, *text_right, *infotext;
2642 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2643 {
2644   {
2645     -1,                                 ED_LEVEL_SETTINGS_YPOS(0),
2646     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2647     RADIO_NR_RANDOM_ELEMENTS,
2648     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2649     " ", "percentage",                  "use percentage for random elements"
2650   },
2651   {
2652     -1,                                 ED_LEVEL_SETTINGS_YPOS(0),
2653     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2654     RADIO_NR_RANDOM_ELEMENTS,
2655     &random_placement_method,           RANDOM_USE_QUANTITY,
2656     " ", "quantity",                    "use quantity for random elements"
2657   }
2658 };
2659
2660 static struct
2661 {
2662   int x, y;
2663   int gadget_id;
2664   int gadget_id_align;
2665   boolean *value;
2666   char *text_left, *text_right, *infotext;
2667 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2668 {
2669   /* ---------- level and editor settings ---------------------------------- */
2670
2671   {
2672     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(1),
2673     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2674     &random_placement_background_restricted,
2675     NULL,
2676     "restrict random placement to:",    "set random placement restriction"
2677   },
2678
2679   /* ---------- element settings: configure (various elements) ------------- */
2680
2681   {
2682     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2683     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2684     &stick_element_properties_window,
2685     NULL,
2686     "stick this screen to edit content","stick this screen to edit content"
2687   },
2688   {
2689     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2690     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2691     &level.em_slippery_gems,
2692     NULL,
2693     "slip down from certain flat walls","use EM/DC style slipping behaviour"
2694   },
2695   {
2696     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2697     GADGET_ID_EM_EXPLODES_BY_FIRE,      GADGET_ID_NONE,
2698     &level.em_explodes_by_fire,
2699     NULL,
2700     "explodes with chain reaction",     "use R'n'D style explosion behaviour"
2701   },
2702   {
2703     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2704     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2705     &level.use_spring_bug,
2706     NULL,
2707     "use spring pushing bug",           "use odd spring pushing behaviour"
2708   },
2709   {
2710     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2711     GADGET_ID_USE_TIME_ORB_BUG,         GADGET_ID_NONE,
2712     &level.use_time_orb_bug,
2713     NULL,
2714     "use time orb bug",                 "use odd time orb behaviour"
2715   },
2716   {
2717     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2718     GADGET_ID_RANDOM_BALL_CONTENT,      GADGET_ID_NONE,
2719     &level.ball_random,
2720     NULL,
2721     "create single random element",     "only create one element from content"
2722   },
2723   {
2724     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2725     GADGET_ID_INITIAL_BALL_STATE,       GADGET_ID_NONE,
2726     &level.ball_state_initial,
2727     NULL,
2728     "magic ball initially activated",   "activate magic ball after level start"
2729   },
2730   {
2731     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2732     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2733     &level.grow_into_diggable,
2734     NULL,
2735     "can grow into anything diggable",  "grow into more than just sand"
2736   },
2737   {
2738     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2739     GADGET_ID_AUTO_EXIT_SOKOBAN,        GADGET_ID_NONE,
2740     &level.auto_exit_sokoban,
2741     NULL,
2742     "exit level if all fields solved",  "automatically finish Sokoban levels"
2743   },
2744   {
2745     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2746     GADGET_ID_CONTINUOUS_SNAPPING,      GADGET_ID_NONE,
2747     &level.continuous_snapping,
2748     NULL,
2749     "continuous snapping",              "use snapping without releasing key"
2750   },
2751   {
2752     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2753     GADGET_ID_BLOCK_SNAP_FIELD,         GADGET_ID_NONE,
2754     &level.block_snap_field,
2755     NULL,
2756     "block snapped field when snapping", "use snapping delay to show animation"
2757   },
2758   {
2759     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2760     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2761     &level.block_last_field,
2762     NULL,
2763     "block last field when moving",     "player blocks last field when moving"
2764   },
2765   {
2766     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2767     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2768     &level.sp_block_last_field,
2769     NULL,
2770     "block last field when moving",     "player blocks last field when moving"
2771   },
2772   {
2773     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2774     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2775     &level.instant_relocation,
2776     NULL,
2777     "no scrolling when relocating",     "player gets relocated without delay"
2778   },
2779   {
2780     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2781     GADGET_ID_SHIFTED_RELOCATION,       GADGET_ID_NONE,
2782     &level.shifted_relocation,
2783     NULL,
2784     "no centering when relocating",     "level not centered after relocation"
2785   },
2786   {
2787     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2788     GADGET_ID_USE_START_ELEMENT,        GADGET_ID_NONE,
2789     &level.use_start_element[0],
2790     NULL,
2791     "use level start element:",        "start level at this element's position"
2792   },
2793   {
2794     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2795     GADGET_ID_USE_ARTWORK_ELEMENT,      GADGET_ID_NONE,
2796     &level.use_artwork_element[0],
2797     NULL,
2798     "use artwork from element:",        "use player artwork from other element"
2799   },
2800   {
2801     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(11),
2802     GADGET_ID_USE_EXPLOSION_ELEMENT,    GADGET_ID_NONE,
2803     &level.use_explosion_element[0],
2804     NULL,
2805     "use explosion from element:",      "use explosion properties from element"
2806   },
2807   {
2808     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
2809     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2810     &level.initial_player_gravity[0],
2811     NULL,
2812     "use initial gravity",              "set initial player gravity"
2813   },
2814   {
2815     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2816     GADGET_ID_USE_INITIAL_INVENTORY,    GADGET_ID_NONE,
2817     &level.use_initial_inventory[0],
2818     NULL,
2819     "use initial inventory:",           "use collected elements on level start"
2820   },
2821   {
2822     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2823     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2824     &level.can_pass_to_walkable,
2825     NULL,
2826     "can pass to walkable element",     "player can pass to empty or walkable"
2827   },
2828   {
2829     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2830     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2831     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2832     NULL,
2833     "can fall into acid (with gravity)","player can fall into acid pool"
2834   },
2835   {
2836     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2837     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2838     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2839     NULL,
2840     "can move into acid",               "element can move into acid pool"
2841   },
2842   {
2843     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2844     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2845     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2846     NULL,
2847     "deadly when colliding with",       "element is deadly when hitting player"
2848   },
2849   {
2850     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2851     GADGET_ID_ENVELOPE_AUTOWRAP,        GADGET_ID_NONE,
2852     &level.envelope[0].autowrap,
2853     NULL,
2854     "auto-wrap",                        "automatically wrap envelope text"
2855   },
2856   {
2857     -1,                                 ED_ELEMENT_SETTINGS_YPOS(1),
2858     GADGET_ID_ENVELOPE_CENTERED,        GADGET_ID_ENVELOPE_AUTOWRAP,
2859     &level.envelope[0].centered,
2860     " ",
2861     "centered",                         "automatically center envelope text"
2862   },
2863
2864   /* ---------- element settings: configure 1 (custom elements) ----------- */
2865
2866   {
2867     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2868     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2869     &custom_element.use_gfx_element,
2870     NULL,
2871     "use graphic of element:",          "use existing element graphic"
2872   },
2873   {
2874     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
2875     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2876     &level.use_custom_template,
2877     NULL,
2878     "use template",                     "use template for custom properties"
2879   },
2880   {
2881     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2882     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2883     &custom_element_properties[EP_ACCESSIBLE],
2884     NULL,
2885     NULL,                               "player can walk to or pass this field"
2886   },
2887   {
2888     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2889     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2890     &custom_element_properties[EP_GRAVITY_REACHABLE],
2891     NULL,
2892     "reachable despite gravity",        "player can walk/dig despite gravity"
2893   },
2894   {
2895     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(11),
2896     GADGET_ID_CUSTOM_USE_LAST_VALUE,    GADGET_ID_NONE,
2897     &custom_element.use_last_ce_value,
2898     NULL,
2899     "use last CE value after change",   "use last CE value after change"
2900   },
2901   {
2902     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2903     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2904     &custom_element_properties[EP_WALK_TO_OBJECT],
2905     NULL,
2906     NULL,                               "player can dig/collect/push element"
2907   },
2908   {
2909     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2910     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2911     &custom_element_properties[EP_INDESTRUCTIBLE],
2912     NULL,
2913     "indestructible",                   "element is indestructible"
2914   },
2915
2916   /* ---------- element settings: configure 2 (custom elements) ----------- */
2917
2918   {
2919     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2920     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2921     &custom_element_properties[EP_CAN_MOVE],
2922     NULL,
2923     NULL,                               "element can move with some pattern"
2924   },
2925   {
2926     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2927     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2928     &custom_element_properties[EP_CAN_FALL],
2929     NULL,
2930     "can fall",                         "element can fall down"
2931   },
2932   {
2933     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2934     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2935     &custom_element_properties[EP_CAN_SMASH],
2936     " ",
2937     NULL,                               "element can smash other elements"
2938   },
2939   {
2940     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2941     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2942     &custom_element_properties[EP_SLIPPERY],
2943     NULL,
2944     NULL,                               "other elements can fall down from it"
2945   },
2946   {
2947     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2948     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2949     &custom_element_properties[EP_DEADLY],
2950     NULL,
2951     NULL,                               "element can kill the player"
2952   },
2953   {
2954     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2955     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2956     &custom_element_properties[EP_CAN_EXPLODE],
2957     NULL,
2958     NULL,                               "element can explode"
2959   },
2960   {
2961     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2962     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2963     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2964     NULL,
2965     "by fire",                          "element can explode by fire/explosion"
2966   },
2967   {
2968     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2969     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2970     &custom_element_properties[EP_EXPLODES_SMASHED],
2971     " ",
2972     "smashed",                          "element can explode when smashed"
2973   },
2974   {
2975     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2976     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2977     &custom_element_properties[EP_EXPLODES_IMPACT],
2978     " ",
2979     "impact",                           "element can explode on impact"
2980   },
2981
2982   /* ---------- element settings: advanced (custom elements) --------------- */
2983
2984   {
2985     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2986     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2987     &custom_element_change.can_change,
2988     NULL,
2989     "element changes to:",              "change element on specified condition"
2990   },
2991   {
2992     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2993     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2994     &custom_element_change_events[CE_DELAY],
2995     NULL,
2996     NULL,                               "element changes after delay"
2997   },
2998   {
2999     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
3000     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
3001     &custom_element_change_events[CE_BY_DIRECT_ACTION],
3002     NULL,
3003     NULL,                               "element changes by direct action"
3004   },
3005   {
3006     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
3007     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
3008     &custom_element_change_events[CE_BY_OTHER_ACTION],
3009     NULL,
3010     NULL,                               "element changes by other element"
3011   },
3012   {
3013     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
3014     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
3015     &custom_element_change.explode,
3016     NULL,
3017     "explode instead of change",        "element explodes instead of change"
3018   },
3019   {
3020     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
3021     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
3022     &custom_element_change.use_target_content,
3023     NULL,
3024     "use extended change target:",      "element changes to more elements"
3025   },
3026   {
3027     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
3028     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
3029     &custom_element_change.only_if_complete,
3030     NULL,
3031     "replace all or nothing",           "only replace when all can be changed"
3032   },
3033   {
3034     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
3035     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
3036     &custom_element_change.use_random_replace,
3037     NULL,
3038     NULL,                               "use percentage for random replace"
3039   },
3040   {
3041     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
3042     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
3043     &custom_element_change.has_action,
3044     NULL,
3045     NULL,                               "execute action on specified condition"
3046   },
3047 };
3048
3049 static struct
3050 {
3051   int x, y;
3052   int xoffset, yoffset;
3053   int gadget_id;
3054   int gadget_id_align;
3055   int *value;
3056   int area_xsize, area_ysize;
3057   char *text_left, *text_right, *text_below, *infotext;
3058 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
3059 {
3060   /* ---------- level playfield content ------------------------------------ */
3061
3062   {
3063     0,                                  0,
3064     0,                                  0,
3065     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
3066     NULL,
3067     -1, -1,     /* these values are not constant, but can change at runtime */
3068     NULL, NULL, NULL,                   NULL
3069   },
3070
3071   /* ---------- yam yam content -------------------------------------------- */
3072
3073   {
3074     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3075     ED_AREA_YAMYAM_CONTENT_XOFF(0),     ED_AREA_YAMYAM_CONTENT_YOFF(0),
3076     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
3077     &level.yamyam_content[0].e[0][0],   3, 3,
3078     NULL, NULL, "1",                    NULL
3079   },
3080   {
3081     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3082     ED_AREA_YAMYAM_CONTENT_XOFF(1),     ED_AREA_YAMYAM_CONTENT_YOFF(1),
3083     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
3084     &level.yamyam_content[1].e[0][0],   3, 3,
3085     NULL, NULL, "2",                    NULL
3086   },
3087   {
3088     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3089     ED_AREA_YAMYAM_CONTENT_XOFF(2),     ED_AREA_YAMYAM_CONTENT_YOFF(2),
3090     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
3091     &level.yamyam_content[2].e[0][0],   3, 3,
3092     NULL, NULL, "3",                    NULL
3093   },
3094   {
3095     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3096     ED_AREA_YAMYAM_CONTENT_XOFF(3),     ED_AREA_YAMYAM_CONTENT_YOFF(3),
3097     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
3098     &level.yamyam_content[3].e[0][0],   3, 3,
3099     NULL, NULL, "4",                    NULL
3100   },
3101   {
3102     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3103     ED_AREA_YAMYAM_CONTENT_XOFF(4),     ED_AREA_YAMYAM_CONTENT_YOFF(4),
3104     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
3105     &level.yamyam_content[4].e[0][0],   3, 3,
3106     NULL, NULL, "5",                    NULL
3107   },
3108   {
3109     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3110     ED_AREA_YAMYAM_CONTENT_XOFF(5),     ED_AREA_YAMYAM_CONTENT_YOFF(5),
3111     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
3112     &level.yamyam_content[5].e[0][0],   3, 3,
3113     NULL, NULL, "6",                    NULL
3114   },
3115   {
3116     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3117     ED_AREA_YAMYAM_CONTENT_XOFF(6),     ED_AREA_YAMYAM_CONTENT_YOFF(6),
3118     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
3119     &level.yamyam_content[6].e[0][0],   3, 3,
3120     NULL, NULL, "7",                    NULL
3121   },
3122   {
3123     ED_AREA_YAMYAM_CONTENT_XPOS,        ED_AREA_YAMYAM_CONTENT_YPOS,
3124     ED_AREA_YAMYAM_CONTENT_XOFF(7),     ED_AREA_YAMYAM_CONTENT_YOFF(7),
3125     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
3126     &level.yamyam_content[7].e[0][0],   3, 3,
3127     NULL, NULL, "8",                    NULL
3128   },
3129
3130   /* ---------- magic ball content ----------------------------------------- */
3131
3132   {
3133     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3134     ED_AREA_MAGIC_BALL_CONTENT_XOFF(0), ED_AREA_MAGIC_BALL_CONTENT_YOFF(0),
3135     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
3136     &level.ball_content[0].e[0][0],     3, 3,
3137     NULL, NULL, "1",                    NULL
3138   },
3139   {
3140     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3141     ED_AREA_MAGIC_BALL_CONTENT_XOFF(1), ED_AREA_MAGIC_BALL_CONTENT_YOFF(1),
3142     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
3143     &level.ball_content[1].e[0][0],     3, 3,
3144     NULL, NULL, "2",                    NULL
3145   },
3146   {
3147     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3148     ED_AREA_MAGIC_BALL_CONTENT_XOFF(2), ED_AREA_MAGIC_BALL_CONTENT_YOFF(2),
3149     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
3150     &level.ball_content[2].e[0][0],     3, 3,
3151     NULL, NULL, "3",                    NULL
3152   },
3153   {
3154     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3155     ED_AREA_MAGIC_BALL_CONTENT_XOFF(3), ED_AREA_MAGIC_BALL_CONTENT_YOFF(3),
3156     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
3157     &level.ball_content[3].e[0][0],     3, 3,
3158     NULL, NULL, "4",                    NULL
3159   },
3160   {
3161     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3162     ED_AREA_MAGIC_BALL_CONTENT_XOFF(4), ED_AREA_MAGIC_BALL_CONTENT_YOFF(4),
3163     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
3164     &level.ball_content[4].e[0][0],     3, 3,
3165     NULL, NULL, "5",                    NULL
3166   },
3167   {
3168     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3169     ED_AREA_MAGIC_BALL_CONTENT_XOFF(5), ED_AREA_MAGIC_BALL_CONTENT_YOFF(5),
3170     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
3171     &level.ball_content[5].e[0][0],     3, 3,
3172     NULL, NULL, "6",                    NULL
3173   },
3174   {
3175     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3176     ED_AREA_MAGIC_BALL_CONTENT_XOFF(6), ED_AREA_MAGIC_BALL_CONTENT_YOFF(6),
3177     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
3178     &level.ball_content[6].e[0][0],     3, 3,
3179     NULL, NULL, "7",                    NULL
3180   },
3181   {
3182     ED_AREA_MAGIC_BALL_CONTENT_XPOS,    ED_AREA_MAGIC_BALL_CONTENT_YPOS,
3183     ED_AREA_MAGIC_BALL_CONTENT_XOFF(7), ED_AREA_MAGIC_BALL_CONTENT_YOFF(7),
3184     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
3185     &level.ball_content[7].e[0][0],     3, 3,
3186     NULL, NULL, "8",                    NULL
3187   },
3188
3189   /* ---------- android content -------------------------------------------- */
3190
3191   {
3192     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(5),
3193     ED_AREA_1X1_SETTINGS_XOFF,          ED_AREA_1X1_SETTINGS_YOFF,
3194     GADGET_ID_ANDROID_CONTENT,          GADGET_ID_NONE,
3195     &level.android_clone_element[0],    MAX_ANDROID_ELEMENTS, 1,
3196     "elements:", NULL, NULL,            "elements android can clone"
3197   },
3198
3199   /* ---------- amoeba content --------------------------------------------- */
3200
3201   {
3202     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
3203     ED_AREA_1X1_SETTINGS_XOFF,          ED_AREA_1X1_SETTINGS_YOFF,
3204     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
3205     &level.amoeba_content,              1, 1,
3206     "content:", NULL, NULL,             "amoeba content"
3207   },
3208
3209   /* ---------- level start element ---------------------------------------- */
3210
3211   {
3212     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(9),
3213     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3214     GADGET_ID_START_ELEMENT,            GADGET_ID_USE_START_ELEMENT,
3215     &level.start_element[0],            1, 1,
3216     NULL, NULL, NULL,                   "level start element"
3217   },
3218
3219   /* ---------- player artwork element ------------------------------------- */
3220
3221   {
3222     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(10),
3223     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3224     GADGET_ID_ARTWORK_ELEMENT,          GADGET_ID_USE_ARTWORK_ELEMENT,
3225     &level.artwork_element[0],          1, 1,
3226     NULL, NULL, NULL,                   "element for player artwork"
3227   },
3228
3229   /* ---------- player explosion element ----------------------------------- */
3230
3231   {
3232     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(11),
3233     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3234     GADGET_ID_EXPLOSION_ELEMENT,        GADGET_ID_USE_EXPLOSION_ELEMENT,
3235     &level.explosion_element[0],        1, 1,
3236     NULL, NULL, NULL,                   "element for player explosion"
3237   },
3238
3239   /* ---------- player initial inventory ----------------------------------- */
3240
3241   {
3242     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3243     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3244     GADGET_ID_INVENTORY_CONTENT,        GADGET_ID_USE_INITIAL_INVENTORY,
3245     &level.initial_inventory_content[0][0], MAX_INITIAL_INVENTORY_SIZE, 1,
3246     NULL, NULL, NULL,                   "content for initial inventory"
3247   },
3248
3249   /* ---------- element settings: configure 1 (custom elements) ----------- */
3250
3251   /* ---------- custom graphic --------------------------------------------- */
3252
3253   {
3254     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3255     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3256     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
3257     &custom_element.gfx_element_initial,1, 1,
3258     NULL, NULL, NULL,                   "custom graphic element"
3259   },
3260
3261   /* ---------- element settings: configure 2 (custom elements) ----------- */
3262
3263   /* ---------- custom content (when exploding) ---------------------------- */
3264
3265   {
3266     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
3267     0,                                  ED_AREA_3X3_SETTINGS_YOFF,
3268     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
3269     &custom_element.content.e[0][0],    3, 3,
3270     "content:", NULL, NULL,             NULL
3271   },
3272
3273   /* ---------- custom enter and leave element (when moving) --------------- */
3274
3275   {
3276     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
3277     ED_AREA_1X1_SETTINGS_XOFF,          ED_AREA_1X1_SETTINGS_YOFF,
3278     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
3279     &custom_element.move_enter_element, 1, 1,
3280     "can dig:", " ", NULL,              "element that can be digged/collected"
3281   },
3282   {
3283     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
3284     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3285     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
3286     &custom_element.move_leave_element, 1, 1,
3287     NULL, NULL, NULL,                   "element that will be left behind"
3288   },
3289
3290   /* ---------- element settings: advanced (custom elements) --------------- */
3291
3292   /* ---------- custom change target --------------------------------------- */
3293
3294   {
3295     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3296     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3297     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
3298     &custom_element_change.target_element, 1, 1,
3299     NULL, "after/when:", NULL,          "new target element after change"
3300   },
3301
3302   /* ---------- custom change content (extended change target) ------------- */
3303
3304   {
3305     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(9),
3306     0,                                  ED_AREA_3X3_SETTINGS_YOFF,
3307     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
3308     &custom_element_change.target_content.e[0][0], 3, 3,
3309     NULL, NULL, NULL,                   "new extended elements after change"
3310   },
3311
3312   /* ---------- custom change trigger (element causing change) ------------- */
3313
3314   {
3315     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
3316     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3317     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
3318     &custom_element_change.initial_trigger_element, 1, 1,
3319     NULL, NULL, NULL,                   "other element triggering change"
3320   },
3321
3322   /* ---------- custom change action (element used for action) ------------- */
3323
3324   {
3325     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(13),
3326     0,                                  ED_AREA_1X1_SETTINGS_YOFF,
3327     GADGET_ID_CUSTOM_CHANGE_ACTION,     GADGET_ID_ACTION_ARG,
3328     &custom_element_change.action_element, 1, 1,
3329     NULL, NULL, NULL,                   "element used as action parameter"
3330   },
3331
3332   /* ---------- group element content -------------------------------------- */
3333
3334   {
3335     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(2),
3336     ED_AREA_1X1_SETTINGS_XOFF,          ED_AREA_1X1_SETTINGS_YOFF,
3337     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
3338     &group_element_info.element[0],     MAX_ELEMENTS_IN_GROUP, 1,
3339     "content:", NULL, NULL,             NULL
3340   },
3341
3342   /* ---------- random background (for random painting) -------------------- */
3343
3344   {
3345     -1,                                 ED_AREA_1X1_LSETTINGS_YPOS(1),
3346     0,                                  ED_AREA_1X1_LSETTINGS_YOFF,
3347     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
3348     &random_placement_background_element, 1, 1,
3349     NULL, NULL, NULL,                   "random placement background"
3350   },
3351 };
3352
3353
3354 /*
3355   -----------------------------------------------------------------------------
3356   some internally used variables
3357   -----------------------------------------------------------------------------
3358 */
3359
3360 /* maximal size of level editor drawing area */
3361 static int MAX_ED_FIELDX, MAX_ED_FIELDY;
3362
3363 /* actual size of level editor drawing area */
3364 static int ed_fieldx, ed_fieldy;
3365
3366 /* actual position of level editor drawing area in level playfield */
3367 static int level_xpos = -1, level_ypos = -1;
3368
3369 /* actual tile size used to display level editor playfield */
3370 static int ed_tilesize = DEFAULT_EDITOR_TILESIZE;
3371
3372 #define IN_ED_FIELD(x,y)        IN_FIELD(x, y, ed_fieldx, ed_fieldy)
3373
3374 /* drawing elements on the three mouse buttons */
3375 static int new_element1 = EL_WALL;
3376 static int new_element2 = EL_EMPTY;
3377 static int new_element3 = EL_SAND;
3378
3379 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
3380 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
3381                                 (button) == 2 ? new_element2 : \
3382                                 (button) == 3 ? new_element3 : EL_EMPTY)
3383 #define BUTTON_STEPSIZE(button) ((button) == 1 ?  1 : \
3384                                  (button) == 2 ?  5 : \
3385                                  (button) == 3 ? 10 : \
3386                                  (button))
3387
3388 /* forward declaration for internal use */
3389 static void ModifyEditorCounterValue(int, int);
3390 static void ModifyEditorCounterLimits(int, int, int);
3391 static void ModifyEditorSelectboxValue(int, int);
3392 static void ModifyEditorSelectboxOptions(int, struct ValueTextInfo *);
3393 static void ModifyEditorDrawingArea(int, int, int);
3394 static void ModifyEditorElementList();
3395 static void AdjustElementListScrollbar();
3396 static void RedrawDrawingElements();
3397 static void DrawDrawingWindow();
3398 static void DrawLevelInfoWindow();
3399 static void DrawPropertiesWindow();
3400 static void UpdateCustomElementGraphicGadgets();
3401 static boolean checkPropertiesConfig(int);
3402 static void CopyLevelToUndoBuffer(int);
3403 static void HandleDrawingAreas(struct GadgetInfo *);
3404 static void HandleCounterButtons(struct GadgetInfo *);
3405 static void HandleTextInputGadgets(struct GadgetInfo *);
3406 static void HandleTextAreaGadgets(struct GadgetInfo *);
3407 static void HandleSelectboxGadgets(struct GadgetInfo *);
3408 static void HandleTextbuttonGadgets(struct GadgetInfo *);
3409 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
3410 static void HandleRadiobuttons(struct GadgetInfo *);
3411 static void HandleCheckbuttons(struct GadgetInfo *);
3412 static void HandleControlButtons(struct GadgetInfo *);
3413 static void HandleDrawingAreaInfo(struct GadgetInfo *);
3414 static void PrintEditorGadgetInfoText(struct GadgetInfo *);
3415
3416 static int num_editor_gadgets = 0;      /* dynamically determined */
3417
3418 static struct GadgetInfo **level_editor_gadget = NULL;
3419 static int *right_gadget_border = NULL;
3420
3421 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
3422 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
3423 static boolean draw_with_brush = FALSE;
3424 static int properties_element = 0;
3425
3426 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3427 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3428 static short IntelliDrawBuffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3429 static int undo_buffer_position = 0;
3430 static int undo_buffer_steps = 0;
3431 static int redo_buffer_steps = 0;
3432
3433 static int edit_mode;
3434 static int edit_mode_levelinfo;
3435 static int edit_mode_properties;
3436
3437 static int element_shift = 0;
3438
3439 static int editor_el_players[] =
3440 {
3441   EL_PLAYER_1,
3442   EL_PLAYER_2,
3443   EL_PLAYER_3,
3444   EL_PLAYER_4
3445 };
3446 static int *editor_el_players_ptr = editor_el_players;
3447 static int num_editor_el_players = SIZEOF_ARRAY_INT(editor_el_players);
3448
3449 static int editor_hl_boulderdash[] =
3450 {
3451   EL_INTERNAL_CASCADE_BD_ACTIVE,
3452   EL_CHAR('B'),
3453   EL_CHAR('D'),
3454   EL_EMPTY,
3455 };
3456
3457 static int editor_el_boulderdash[] =
3458 {
3459   EL_EMPTY,
3460   EL_SAND,
3461   EL_BD_ROCK,
3462   EL_BD_DIAMOND,
3463
3464   EL_STEELWALL,
3465   EL_BD_WALL,
3466   EL_BD_EXPANDABLE_WALL,
3467   EL_BD_MAGIC_WALL,
3468
3469   EL_BD_AMOEBA,
3470   EL_BD_BUTTERFLY_UP,
3471   EL_BD_FIREFLY_UP,
3472   EL_EXIT_CLOSED,
3473
3474   EL_BD_BUTTERFLY_LEFT,
3475   EL_BD_FIREFLY_LEFT,
3476   EL_BD_BUTTERFLY_RIGHT,
3477   EL_BD_FIREFLY_RIGHT,
3478
3479   EL_EMPTY,
3480   EL_BD_BUTTERFLY_DOWN,
3481   EL_BD_FIREFLY_DOWN,
3482   EL_EXIT_OPEN,
3483 };
3484 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
3485 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
3486 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
3487 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
3488
3489 static int editor_hl_emerald_mine[] =
3490 {
3491   EL_INTERNAL_CASCADE_EM_ACTIVE,
3492   EL_CHAR('E'),
3493   EL_CHAR('M'),
3494   EL_EMPTY,
3495 };
3496
3497 static int editor_el_emerald_mine[] =
3498 {
3499   EL_SAND,
3500   EL_ROCK,
3501   EL_QUICKSAND_EMPTY,
3502   EL_QUICKSAND_FULL,
3503
3504   EL_STEELWALL,
3505   EL_WALL,
3506   EL_WALL_SLIPPERY,
3507   EL_MAGIC_WALL,
3508
3509   EL_EMERALD,
3510   EL_DIAMOND,
3511   EL_NUT,
3512   EL_BOMB,
3513
3514   EL_WALL_EMERALD,
3515   EL_WALL_DIAMOND,
3516   EL_DYNAMITE,
3517   EL_DYNAMITE_ACTIVE,
3518
3519   EL_YAMYAM,
3520   EL_BUG_UP,
3521   EL_SPACESHIP_UP,
3522   EL_ROBOT,
3523
3524   EL_BUG_LEFT,
3525   EL_SPACESHIP_LEFT,
3526   EL_BUG_RIGHT,
3527   EL_SPACESHIP_RIGHT,
3528
3529   EL_ROBOT_WHEEL,
3530   EL_BUG_DOWN,
3531   EL_SPACESHIP_DOWN,
3532   EL_INVISIBLE_WALL,
3533
3534   EL_ACID_POOL_TOPLEFT,
3535   EL_ACID,
3536   EL_ACID_POOL_TOPRIGHT,
3537   EL_AMOEBA_DROP,
3538
3539   EL_ACID_POOL_BOTTOMLEFT,
3540   EL_ACID_POOL_BOTTOM,
3541   EL_ACID_POOL_BOTTOMRIGHT,
3542   EL_AMOEBA_WET,
3543
3544   EL_EM_KEY_1,
3545   EL_EM_KEY_2,
3546   EL_EM_KEY_3,
3547   EL_EM_KEY_4,
3548
3549   EL_EM_GATE_1,
3550   EL_EM_GATE_2,
3551   EL_EM_GATE_3,
3552   EL_EM_GATE_4,
3553
3554   EL_EM_GATE_1_GRAY,
3555   EL_EM_GATE_2_GRAY,
3556   EL_EM_GATE_3_GRAY,
3557   EL_EM_GATE_4_GRAY,
3558
3559   EL_EM_EXIT_CLOSED,
3560   EL_EM_EXIT_OPEN,
3561   EL_EM_STEEL_EXIT_CLOSED,
3562   EL_EM_STEEL_EXIT_OPEN,
3563 };
3564 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
3565 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
3566 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
3567 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
3568
3569 static int editor_hl_emerald_mine_club[] =
3570 {
3571   EL_INTERNAL_CASCADE_EMC_ACTIVE,
3572   EL_CHAR('E'),
3573   EL_CHAR('M'),
3574   EL_CHAR('C'),
3575 };
3576
3577 static int editor_el_emerald_mine_club[] =
3578 {
3579   EL_EMC_KEY_5,
3580   EL_EMC_KEY_6,
3581   EL_EMC_KEY_7,
3582   EL_EMC_KEY_8,
3583
3584   EL_EMC_GATE_5,
3585   EL_EMC_GATE_6,
3586   EL_EMC_GATE_7,
3587   EL_EMC_GATE_8,
3588
3589   EL_EMC_GATE_5_GRAY,
3590   EL_EMC_GATE_6_GRAY,
3591   EL_EMC_GATE_7_GRAY,
3592   EL_EMC_GATE_8_GRAY,
3593
3594   EL_EMC_STEELWALL_1,
3595   EL_EMC_STEELWALL_2,
3596   EL_EMC_STEELWALL_3,
3597   EL_EMC_STEELWALL_4,
3598
3599   EL_EMC_WALL_13,
3600   EL_EMC_WALL_14,
3601   EL_EMC_WALL_15,
3602   EL_EMC_WALL_16,
3603
3604   EL_EMC_WALL_SLIPPERY_1,
3605   EL_EMC_WALL_SLIPPERY_2,
3606   EL_EMC_WALL_SLIPPERY_3,
3607   EL_EMC_WALL_SLIPPERY_4,
3608
3609   EL_EMC_WALL_1,
3610   EL_EMC_WALL_2,
3611   EL_EMC_WALL_3,
3612   EL_EMC_WALL_4,
3613
3614   EL_EMC_WALL_5,
3615   EL_EMC_WALL_6,
3616   EL_EMC_WALL_7,
3617   EL_EMC_WALL_8,
3618
3619   EL_EMC_WALL_9,
3620   EL_EMC_WALL_10,
3621   EL_EMC_WALL_11,
3622   EL_EMC_WALL_12,
3623
3624   EL_EMC_GRASS,
3625   EL_EMC_FAKE_GRASS,
3626   EL_EMC_PLANT,
3627   EL_EMC_DRIPPER,
3628
3629   EL_EMC_MAGIC_BALL,
3630   EL_EMC_MAGIC_BALL_SWITCH,
3631   EL_SPRING,
3632   EL_EMC_SPRING_BUMPER,
3633
3634   EL_EMC_LENSES,
3635   EL_EMC_MAGNIFIER,
3636   EL_EM_DYNAMITE,
3637   EL_EM_DYNAMITE_ACTIVE,
3638
3639   EL_BALLOON,
3640   EL_YAMYAM_UP,
3641   EL_BALLOON_SWITCH_UP,
3642   EL_BALLOON_SWITCH_ANY,
3643
3644   EL_YAMYAM_LEFT,
3645   EL_BALLOON_SWITCH_LEFT,
3646   EL_YAMYAM_RIGHT,
3647   EL_BALLOON_SWITCH_RIGHT,
3648
3649   EL_EMC_ANDROID,
3650   EL_YAMYAM_DOWN,
3651   EL_BALLOON_SWITCH_DOWN,
3652   EL_BALLOON_SWITCH_NONE,
3653 };
3654 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
3655 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
3656 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
3657 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
3658
3659 static int editor_hl_rnd[] =
3660 {
3661   EL_INTERNAL_CASCADE_RND_ACTIVE,
3662   EL_CHAR('R'),
3663   EL_CHAR('N'),
3664   EL_CHAR('D'),
3665 };
3666
3667 static int editor_el_rnd[] =
3668 {
3669   EL_KEY_1,
3670   EL_KEY_2,
3671   EL_KEY_3,
3672   EL_KEY_4,
3673
3674   EL_GATE_1,
3675   EL_GATE_2,
3676   EL_GATE_3,
3677   EL_GATE_4,
3678
3679   EL_GATE_1_GRAY,
3680   EL_GATE_2_GRAY,
3681   EL_GATE_3_GRAY,
3682   EL_GATE_4_GRAY,
3683
3684   EL_ARROW_LEFT,
3685   EL_ARROW_RIGHT,
3686   EL_ARROW_UP,
3687   EL_ARROW_DOWN,
3688
3689   EL_AMOEBA_DEAD,
3690   EL_AMOEBA_DRY,
3691   EL_AMOEBA_FULL,
3692   EL_GAME_OF_LIFE,
3693
3694   EL_EMERALD_YELLOW,
3695   EL_EMERALD_RED,
3696   EL_EMERALD_PURPLE,
3697   EL_BIOMAZE,
3698
3699   EL_WALL_EMERALD_YELLOW,
3700   EL_WALL_EMERALD_RED,
3701   EL_WALL_EMERALD_PURPLE,
3702   EL_WALL_BD_DIAMOND,
3703
3704   EL_SPEED_PILL,
3705   EL_PACMAN_UP,
3706   EL_TIME_ORB_FULL,
3707   EL_TIME_ORB_EMPTY,
3708
3709   EL_PACMAN_LEFT,
3710   EL_DARK_YAMYAM,
3711   EL_PACMAN_RIGHT,
3712   EL_EMPTY,
3713
3714   EL_BLACK_ORB,
3715   EL_PACMAN_DOWN,
3716   EL_LAMP,
3717   EL_LAMP_ACTIVE,
3718
3719   EL_DYNABOMB_INCREASE_NUMBER,
3720   EL_DYNABOMB_INCREASE_SIZE,
3721   EL_DYNABOMB_INCREASE_POWER,
3722   EL_STONEBLOCK,
3723
3724   EL_MOLE,
3725   EL_PENGUIN,
3726   EL_PIG,
3727   EL_DRAGON,
3728
3729   EL_BUG,
3730   EL_MOLE_UP,
3731   EL_BD_BUTTERFLY,
3732   EL_BD_FIREFLY,
3733
3734   EL_MOLE_LEFT,
3735   EL_SATELLITE,
3736   EL_MOLE_RIGHT,
3737   EL_PACMAN,
3738
3739   EL_SPACESHIP,
3740   EL_MOLE_DOWN,
3741   EL_INVISIBLE_STEELWALL,
3742   EL_INVISIBLE_WALL,
3743
3744   EL_EXPANDABLE_WALL,
3745   EL_EXPANDABLE_WALL_HORIZONTAL,
3746   EL_EXPANDABLE_WALL_VERTICAL,
3747   EL_EXPANDABLE_WALL_ANY,
3748 };
3749 static int *editor_hl_rnd_ptr = editor_hl_rnd;
3750 static int *editor_el_rnd_ptr = editor_el_rnd;
3751 static int num_editor_hl_rnd = SIZEOF_ARRAY_INT(editor_hl_rnd);
3752 static int num_editor_el_rnd = SIZEOF_ARRAY_INT(editor_el_rnd);
3753
3754 static int editor_hl_sokoban[] =
3755 {
3756   EL_INTERNAL_CASCADE_SB_ACTIVE,
3757   EL_CHAR('S'),
3758   EL_CHAR('B'),
3759   EL_EMPTY,
3760 };
3761
3762 static int editor_el_sokoban[] =
3763 {
3764   EL_SOKOBAN_OBJECT,
3765   EL_SOKOBAN_FIELD_EMPTY,
3766   EL_SOKOBAN_FIELD_FULL,
3767   EL_SOKOBAN_FIELD_PLAYER,
3768 };
3769 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3770 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3771 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3772 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3773
3774 static int editor_hl_supaplex[] =
3775 {
3776   EL_INTERNAL_CASCADE_SP_ACTIVE,
3777   EL_CHAR('S'),
3778   EL_CHAR('P'),
3779   EL_EMPTY,
3780 };
3781
3782 static int editor_el_supaplex[] =
3783 {
3784   EL_SP_MURPHY,
3785   EL_EMPTY,
3786   EL_SP_BASE,
3787   EL_SP_BUGGY_BASE,
3788
3789   EL_SP_INFOTRON,
3790   EL_SP_ZONK,
3791   EL_SP_SNIKSNAK,
3792   EL_SP_ELECTRON,
3793
3794   EL_SP_DISK_RED,
3795   EL_SP_DISK_ORANGE,
3796   EL_SP_DISK_YELLOW,
3797   EL_SP_TERMINAL,
3798
3799   EL_SP_EXIT_CLOSED,
3800   EL_SP_PORT_HORIZONTAL,
3801   EL_SP_PORT_VERTICAL,
3802   EL_SP_PORT_ANY,
3803
3804   EL_SP_PORT_LEFT,
3805   EL_SP_PORT_RIGHT,
3806   EL_SP_PORT_UP,
3807   EL_SP_PORT_DOWN,
3808
3809   EL_SP_GRAVITY_PORT_LEFT,
3810   EL_SP_GRAVITY_PORT_RIGHT,
3811   EL_SP_GRAVITY_PORT_UP,
3812   EL_SP_GRAVITY_PORT_DOWN,
3813
3814   EL_SP_GRAVITY_ON_PORT_LEFT,
3815   EL_SP_GRAVITY_ON_PORT_RIGHT,
3816   EL_SP_GRAVITY_ON_PORT_UP,
3817   EL_SP_GRAVITY_ON_PORT_DOWN,
3818
3819   EL_SP_GRAVITY_OFF_PORT_LEFT,
3820   EL_SP_GRAVITY_OFF_PORT_RIGHT,
3821   EL_SP_GRAVITY_OFF_PORT_UP,
3822   EL_SP_GRAVITY_OFF_PORT_DOWN,
3823
3824   EL_SP_HARDWARE_GRAY,
3825   EL_SP_HARDWARE_GREEN,
3826   EL_SP_HARDWARE_BLUE,
3827   EL_SP_HARDWARE_RED,
3828
3829   EL_SP_HARDWARE_BASE_1,
3830   EL_SP_HARDWARE_BASE_2,
3831   EL_SP_HARDWARE_BASE_3,
3832   EL_SP_HARDWARE_BASE_4,
3833
3834   EL_SP_HARDWARE_BASE_5,
3835   EL_SP_HARDWARE_BASE_6,
3836   EL_SP_HARDWARE_YELLOW,
3837   EL_SP_CHIP_TOP,
3838
3839   EL_SP_CHIP_SINGLE,
3840   EL_SP_CHIP_LEFT,
3841   EL_SP_CHIP_RIGHT,
3842   EL_SP_CHIP_BOTTOM,
3843 };
3844 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3845 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3846 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3847 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3848
3849 static int editor_hl_diamond_caves[] =
3850 {
3851   EL_INTERNAL_CASCADE_DC_ACTIVE,
3852   EL_CHAR('D'),
3853   EL_CHAR('C'),
3854   EL_CHAR('2'),
3855 };
3856
3857 static int editor_el_diamond_caves[] =
3858 {
3859   EL_PEARL,
3860   EL_CRYSTAL,
3861   EL_WALL_PEARL,
3862   EL_WALL_CRYSTAL,
3863
3864   EL_CONVEYOR_BELT_1_LEFT,
3865   EL_CONVEYOR_BELT_1_MIDDLE,
3866   EL_CONVEYOR_BELT_1_RIGHT,
3867   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3868
3869   EL_CONVEYOR_BELT_2_LEFT,
3870   EL_CONVEYOR_BELT_2_MIDDLE,
3871   EL_CONVEYOR_BELT_2_RIGHT,
3872   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3873
3874   EL_CONVEYOR_BELT_3_LEFT,
3875   EL_CONVEYOR_BELT_3_MIDDLE,
3876   EL_CONVEYOR_BELT_3_RIGHT,
3877   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3878
3879   EL_CONVEYOR_BELT_4_LEFT,
3880   EL_CONVEYOR_BELT_4_MIDDLE,
3881   EL_CONVEYOR_BELT_4_RIGHT,
3882   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3883
3884   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3885   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3886   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3887   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3888
3889   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3890   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3891   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3892   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3893
3894   EL_TIMEGATE_CLOSED,
3895   EL_TIMEGATE_OPEN,
3896   EL_TIMEGATE_SWITCH,
3897   EL_DC_TIMEGATE_SWITCH,
3898
3899   EL_SWITCHGATE_CLOSED,
3900   EL_SWITCHGATE_OPEN,
3901   EL_SWITCHGATE_SWITCH_UP,
3902   EL_SWITCHGATE_SWITCH_DOWN,
3903
3904   EL_LIGHT_SWITCH,
3905   EL_LIGHT_SWITCH_ACTIVE,
3906   EL_DC_SWITCHGATE_SWITCH_UP,
3907   EL_DC_SWITCHGATE_SWITCH_DOWN,
3908
3909   EL_STEEL_EXIT_CLOSED,
3910   EL_STEEL_EXIT_OPEN,
3911   EL_STEELWALL_SLIPPERY,
3912   EL_INVISIBLE_SAND,
3913
3914   EL_QUICKSAND_FAST_EMPTY,
3915   EL_QUICKSAND_FAST_FULL,
3916   EL_LANDMINE,
3917   EL_DC_LANDMINE,
3918
3919   EL_SHIELD_NORMAL,
3920   EL_SHIELD_DEADLY,
3921   EL_EXTRA_TIME,
3922   EL_DC_MAGIC_WALL,
3923
3924   EL_ENVELOPE_1,
3925   EL_ENVELOPE_2,
3926   EL_ENVELOPE_3,
3927   EL_ENVELOPE_4,
3928
3929   EL_SIGN_RADIOACTIVITY,
3930   EL_SIGN_WHEELCHAIR,
3931   EL_SIGN_PARKING,
3932   EL_SIGN_NO_ENTRY,
3933
3934   EL_SIGN_GIVE_WAY,
3935   EL_SIGN_ENTRY_FORBIDDEN,
3936   EL_SIGN_EMERGENCY_EXIT,
3937   EL_SIGN_YIN_YANG,
3938
3939 #if 0
3940   EL_SIGN_SPERMS,
3941   EL_SIGN_BULLET,
3942   EL_SIGN_HEART,
3943   EL_SIGN_CROSS,
3944
3945   EL_SIGN_FRANKIE,
3946   EL_EMPTY,
3947   EL_EMPTY,
3948   EL_EMPTY,
3949
3950   EL_SPERMS,
3951   EL_BULLET,
3952   EL_HEART,
3953   EL_CROSS,
3954
3955   EL_FRANKIE,
3956   EL_EMPTY,
3957   EL_EMPTY,
3958   EL_EMPTY,
3959 #endif
3960
3961   EL_DC_STEELWALL_2_SINGLE,
3962   EL_DC_STEELWALL_2_TOP,
3963   EL_SIGN_EXCLAMATION,
3964   EL_SIGN_STOP,
3965
3966   EL_DC_STEELWALL_2_LEFT,
3967   EL_DC_STEELWALL_2_MIDDLE,
3968   EL_DC_STEELWALL_2_HORIZONTAL,
3969   EL_DC_STEELWALL_2_RIGHT,
3970
3971   EL_DC_STEELWALL_1_TOPLEFT,
3972   EL_DC_STEELWALL_2_VERTICAL,
3973   EL_DC_STEELWALL_1_TOPRIGHT,
3974   EL_DC_GATE_WHITE,
3975
3976   EL_DC_STEELWALL_1_VERTICAL,
3977   EL_DC_STEELWALL_2_BOTTOM,
3978   EL_DC_KEY_WHITE,
3979   EL_DC_GATE_WHITE_GRAY,
3980
3981   EL_DC_STEELWALL_1_BOTTOMLEFT,
3982   EL_DC_STEELWALL_1_HORIZONTAL,
3983   EL_DC_STEELWALL_1_BOTTOMRIGHT,
3984   EL_DC_GATE_FAKE_GRAY,
3985
3986   EL_DC_STEELWALL_1_BOTTOMRIGHT_2,
3987   EL_DC_STEELWALL_1_BOTTOM,
3988   EL_DC_STEELWALL_1_BOTTOMLEFT_2,
3989   EL_EXPANDABLE_STEELWALL_HORIZONTAL,
3990
3991   EL_DC_STEELWALL_1_RIGHT,
3992   EL_EMPTY,
3993   EL_DC_STEELWALL_1_LEFT,
3994   EL_EXPANDABLE_STEELWALL_VERTICAL,
3995
3996   EL_DC_STEELWALL_1_TOPRIGHT_2,
3997   EL_DC_STEELWALL_1_TOP,
3998   EL_DC_STEELWALL_1_TOPLEFT_2,
3999   EL_EXPANDABLE_STEELWALL_ANY,
4000 };
4001 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
4002 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
4003 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
4004 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
4005
4006 static int editor_hl_dx_boulderdash[] =
4007 {
4008   EL_INTERNAL_CASCADE_DX_ACTIVE,
4009   EL_CHAR('D'),
4010   EL_CHAR('X'),
4011   EL_EMPTY,
4012 };
4013
4014 static int editor_el_dx_boulderdash[] =
4015 {
4016   EL_EMPTY,
4017   EL_TUBE_RIGHT_DOWN,
4018   EL_TUBE_HORIZONTAL_DOWN,
4019   EL_TUBE_LEFT_DOWN,
4020
4021   EL_TUBE_HORIZONTAL,
4022   EL_TUBE_VERTICAL_RIGHT,
4023   EL_TUBE_ANY,
4024   EL_TUBE_VERTICAL_LEFT,
4025
4026   EL_TUBE_VERTICAL,
4027   EL_TUBE_RIGHT_UP,
4028   EL_TUBE_HORIZONTAL_UP,
4029   EL_TUBE_LEFT_UP,
4030
4031   EL_TRAP,
4032   EL_DX_SUPABOMB,
4033   EL_EMPTY,
4034   EL_EMPTY
4035 };
4036 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
4037 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
4038 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
4039 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
4040
4041 static int editor_hl_chars[] =
4042 {
4043   EL_INTERNAL_CASCADE_CHARS_ACTIVE,
4044   EL_CHAR('T'),
4045   EL_CHAR('X'),
4046   EL_CHAR('T'),
4047 };
4048
4049 static int editor_el_chars[] =
4050 {
4051   EL_CHAR(' '),
4052   EL_CHAR('!'),
4053   EL_CHAR('"'),
4054   EL_CHAR('#'),
4055
4056   EL_CHAR('$'),
4057   EL_CHAR('%'),
4058   EL_CHAR('&'),
4059   EL_CHAR('\''),
4060
4061   EL_CHAR('('),
4062   EL_CHAR(')'),
4063   EL_CHAR('*'),
4064   EL_CHAR('+'),
4065
4066   EL_CHAR(','),
4067   EL_CHAR('-'),
4068   EL_CHAR('.'),
4069   EL_CHAR('/'),
4070
4071   EL_CHAR('0'),
4072   EL_CHAR('1'),
4073   EL_CHAR('2'),
4074   EL_CHAR('3'),
4075
4076   EL_CHAR('4'),
4077   EL_CHAR('5'),
4078   EL_CHAR('6'),
4079   EL_CHAR('7'),
4080
4081   EL_CHAR('8'),
4082   EL_CHAR('9'),
4083   EL_CHAR(':'),
4084   EL_CHAR(';'),
4085
4086   EL_CHAR('<'),
4087   EL_CHAR('='),
4088   EL_CHAR('>'),
4089   EL_CHAR('?'),
4090
4091   EL_CHAR('@'),
4092   EL_CHAR('A'),
4093   EL_CHAR('B'),
4094   EL_CHAR('C'),
4095
4096   EL_CHAR('D'),
4097   EL_CHAR('E'),
4098   EL_CHAR('F'),
4099   EL_CHAR('G'),
4100
4101   EL_CHAR('H'),
4102   EL_CHAR('I'),
4103   EL_CHAR('J'),
4104   EL_CHAR('K'),
4105
4106   EL_CHAR('L'),
4107   EL_CHAR('M'),
4108   EL_CHAR('N'),
4109   EL_CHAR('O'),
4110
4111   EL_CHAR('P'),
4112   EL_CHAR('Q'),
4113   EL_CHAR('R'),
4114   EL_CHAR('S'),
4115
4116   EL_CHAR('T'),
4117   EL_CHAR('U'),
4118   EL_CHAR('V'),
4119   EL_CHAR('W'),
4120
4121   EL_CHAR('X'),
4122   EL_CHAR('Y'),
4123   EL_CHAR('Z'),
4124   EL_CHAR('['),
4125
4126   EL_CHAR('\\'),
4127   EL_CHAR(']'),
4128   EL_CHAR('^'),
4129   EL_CHAR('_'),
4130
4131   EL_CHAR(CHAR_BYTE_COPYRIGHT),
4132   EL_CHAR(CHAR_BYTE_UMLAUT_A),
4133   EL_CHAR(CHAR_BYTE_UMLAUT_O),
4134   EL_CHAR(CHAR_BYTE_UMLAUT_U),
4135
4136   EL_CHAR(CHAR_BYTE_DEGREE),
4137   EL_CHAR(CHAR_BYTE_REGISTERED),
4138   EL_CHAR(FONT_ASCII_CURSOR),
4139   EL_CHAR(FONT_ASCII_BUTTON),
4140
4141   EL_CHAR(FONT_ASCII_UP),
4142   EL_CHAR(FONT_ASCII_DOWN),
4143   EL_CHAR(' '),
4144   EL_CHAR(' ')
4145 };
4146 static int *editor_hl_chars_ptr = editor_hl_chars;
4147 static int *editor_el_chars_ptr = editor_el_chars;
4148 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
4149 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
4150
4151 static int editor_hl_steel_chars[] =
4152 {
4153   EL_INTERNAL_CASCADE_STEEL_CHARS_ACTIVE,
4154   EL_STEEL_CHAR('T'),
4155   EL_STEEL_CHAR('X'),
4156   EL_STEEL_CHAR('T'),
4157 };
4158
4159 static int editor_el_steel_chars[] =
4160 {
4161   EL_STEEL_CHAR(' '),
4162   EL_STEEL_CHAR('!'),
4163   EL_STEEL_CHAR('"'),
4164   EL_STEEL_CHAR('#'),
4165
4166   EL_STEEL_CHAR('$'),
4167   EL_STEEL_CHAR('%'),
4168   EL_STEEL_CHAR('&'),
4169   EL_STEEL_CHAR('\''),
4170
4171   EL_STEEL_CHAR('('),
4172   EL_STEEL_CHAR(')'),
4173   EL_STEEL_CHAR('*'),
4174   EL_STEEL_CHAR('+'),
4175
4176   EL_STEEL_CHAR(','),
4177   EL_STEEL_CHAR('-'),
4178   EL_STEEL_CHAR('.'),
4179   EL_STEEL_CHAR('/'),
4180
4181   EL_STEEL_CHAR('0'),
4182   EL_STEEL_CHAR('1'),
4183   EL_STEEL_CHAR('2'),
4184   EL_STEEL_CHAR('3'),
4185
4186   EL_STEEL_CHAR('4'),
4187   EL_STEEL_CHAR('5'),
4188   EL_STEEL_CHAR('6'),
4189   EL_STEEL_CHAR('7'),
4190
4191   EL_STEEL_CHAR('8'),
4192   EL_STEEL_CHAR('9'),
4193   EL_STEEL_CHAR(':'),
4194   EL_STEEL_CHAR(';'),
4195
4196   EL_STEEL_CHAR('<'),
4197   EL_STEEL_CHAR('='),
4198   EL_STEEL_CHAR('>'),
4199   EL_STEEL_CHAR('?'),
4200
4201   EL_STEEL_CHAR('@'),
4202   EL_STEEL_CHAR('A'),
4203   EL_STEEL_CHAR('B'),
4204   EL_STEEL_CHAR('C'),
4205
4206   EL_STEEL_CHAR('D'),
4207   EL_STEEL_CHAR('E'),
4208   EL_STEEL_CHAR('F'),
4209   EL_STEEL_CHAR('G'),
4210
4211   EL_STEEL_CHAR('H'),
4212   EL_STEEL_CHAR('I'),
4213   EL_STEEL_CHAR('J'),
4214   EL_STEEL_CHAR('K'),
4215
4216   EL_STEEL_CHAR('L'),
4217   EL_STEEL_CHAR('M'),
4218   EL_STEEL_CHAR('N'),
4219   EL_STEEL_CHAR('O'),
4220
4221   EL_STEEL_CHAR('P'),
4222   EL_STEEL_CHAR('Q'),
4223   EL_STEEL_CHAR('R'),
4224   EL_STEEL_CHAR('S'),
4225
4226   EL_STEEL_CHAR('T'),
4227   EL_STEEL_CHAR('U'),
4228   EL_STEEL_CHAR('V'),
4229   EL_STEEL_CHAR('W'),
4230
4231   EL_STEEL_CHAR('X'),
4232   EL_STEEL_CHAR('Y'),
4233   EL_STEEL_CHAR('Z'),
4234   EL_STEEL_CHAR('['),
4235
4236   EL_STEEL_CHAR('\\'),
4237   EL_STEEL_CHAR(']'),
4238   EL_STEEL_CHAR('^'),
4239   EL_STEEL_CHAR('_'),
4240
4241   EL_STEEL_CHAR(CHAR_BYTE_COPYRIGHT),
4242   EL_STEEL_CHAR(CHAR_BYTE_UMLAUT_A),
4243   EL_STEEL_CHAR(CHAR_BYTE_UMLAUT_O),
4244   EL_STEEL_CHAR(CHAR_BYTE_UMLAUT_U),
4245
4246   EL_STEEL_CHAR(CHAR_BYTE_DEGREE),
4247   EL_STEEL_CHAR(CHAR_BYTE_REGISTERED),
4248   EL_STEEL_CHAR(FONT_ASCII_CURSOR),
4249   EL_STEEL_CHAR(FONT_ASCII_BUTTON),
4250
4251   EL_STEEL_CHAR(FONT_ASCII_UP),
4252   EL_STEEL_CHAR(FONT_ASCII_DOWN),
4253   EL_STEEL_CHAR(' '),
4254   EL_STEEL_CHAR(' ')
4255 };
4256 static int *editor_hl_steel_chars_ptr = editor_hl_steel_chars;
4257 static int *editor_el_steel_chars_ptr = editor_el_steel_chars;
4258 static int num_editor_hl_steel_chars = SIZEOF_ARRAY_INT(editor_hl_steel_chars);
4259 static int num_editor_el_steel_chars = SIZEOF_ARRAY_INT(editor_el_steel_chars);
4260
4261 static int editor_hl_custom[] =
4262 {
4263   EL_INTERNAL_CASCADE_CE_ACTIVE,
4264   EL_CHAR('C'),
4265   EL_CHAR('E'),
4266   EL_EMPTY,
4267 };
4268
4269 static int editor_el_custom[] =
4270 {
4271   EL_CUSTOM_START + 0,
4272   EL_CUSTOM_START + 1,
4273   EL_CUSTOM_START + 2,
4274   EL_CUSTOM_START + 3,
4275
4276   EL_CUSTOM_START + 4,
4277   EL_CUSTOM_START + 5,
4278   EL_CUSTOM_START + 6,
4279   EL_CUSTOM_START + 7,
4280
4281   EL_CUSTOM_START + 8,
4282   EL_CUSTOM_START + 9,
4283   EL_CUSTOM_START + 10,
4284   EL_CUSTOM_START + 11,
4285
4286   EL_CUSTOM_START + 12,
4287   EL_CUSTOM_START + 13,
4288   EL_CUSTOM_START + 14,
4289   EL_CUSTOM_START + 15,
4290
4291   EL_CUSTOM_START + 16,
4292   EL_CUSTOM_START + 17,
4293   EL_CUSTOM_START + 18,
4294   EL_CUSTOM_START + 19,
4295
4296   EL_CUSTOM_START + 20,
4297   EL_CUSTOM_START + 21,
4298   EL_CUSTOM_START + 22,
4299   EL_CUSTOM_START + 23,
4300
4301   EL_CUSTOM_START + 24,
4302   EL_CUSTOM_START + 25,
4303   EL_CUSTOM_START + 26,
4304   EL_CUSTOM_START + 27,
4305
4306   EL_CUSTOM_START + 28,
4307   EL_CUSTOM_START + 29,
4308   EL_CUSTOM_START + 30,
4309   EL_CUSTOM_START + 31,
4310
4311   EL_CUSTOM_START + 32,
4312   EL_CUSTOM_START + 33,
4313   EL_CUSTOM_START + 34,
4314   EL_CUSTOM_START + 35,
4315
4316   EL_CUSTOM_START + 36,
4317   EL_CUSTOM_START + 37,
4318   EL_CUSTOM_START + 38,
4319   EL_CUSTOM_START + 39,
4320
4321   EL_CUSTOM_START + 40,
4322   EL_CUSTOM_START + 41,
4323   EL_CUSTOM_START + 42,
4324   EL_CUSTOM_START + 43,
4325
4326   EL_CUSTOM_START + 44,
4327   EL_CUSTOM_START + 45,
4328   EL_CUSTOM_START + 46,
4329   EL_CUSTOM_START + 47,
4330
4331   EL_CUSTOM_START + 48,
4332   EL_CUSTOM_START + 49,
4333   EL_CUSTOM_START + 50,
4334   EL_CUSTOM_START + 51,
4335
4336   EL_CUSTOM_START + 52,
4337   EL_CUSTOM_START + 53,
4338   EL_CUSTOM_START + 54,
4339   EL_CUSTOM_START + 55,
4340
4341   EL_CUSTOM_START + 56,
4342   EL_CUSTOM_START + 57,
4343   EL_CUSTOM_START + 58,
4344   EL_CUSTOM_START + 59,
4345
4346   EL_CUSTOM_START + 60,
4347   EL_CUSTOM_START + 61,
4348   EL_CUSTOM_START + 62,
4349   EL_CUSTOM_START + 63,
4350
4351   EL_CUSTOM_START + 64,
4352   EL_CUSTOM_START + 65,
4353   EL_CUSTOM_START + 66,
4354   EL_CUSTOM_START + 67,
4355
4356   EL_CUSTOM_START + 68,
4357   EL_CUSTOM_START + 69,
4358   EL_CUSTOM_START + 70,
4359   EL_CUSTOM_START + 71,
4360
4361   EL_CUSTOM_START + 72,
4362   EL_CUSTOM_START + 73,
4363   EL_CUSTOM_START + 74,
4364   EL_CUSTOM_START + 75,
4365
4366   EL_CUSTOM_START + 76,
4367   EL_CUSTOM_START + 77,
4368   EL_CUSTOM_START + 78,
4369   EL_CUSTOM_START + 79,
4370
4371   EL_CUSTOM_START + 80,
4372   EL_CUSTOM_START + 81,
4373   EL_CUSTOM_START + 82,
4374   EL_CUSTOM_START + 83,
4375
4376   EL_CUSTOM_START + 84,
4377   EL_CUSTOM_START + 85,
4378   EL_CUSTOM_START + 86,
4379   EL_CUSTOM_START + 87,
4380
4381   EL_CUSTOM_START + 88,
4382   EL_CUSTOM_START + 89,
4383   EL_CUSTOM_START + 90,
4384   EL_CUSTOM_START + 91,
4385
4386   EL_CUSTOM_START + 92,
4387   EL_CUSTOM_START + 93,
4388   EL_CUSTOM_START + 94,
4389   EL_CUSTOM_START + 95,
4390
4391   EL_CUSTOM_START + 96,
4392   EL_CUSTOM_START + 97,
4393   EL_CUSTOM_START + 98,
4394   EL_CUSTOM_START + 99,
4395
4396   EL_CUSTOM_START + 100,
4397   EL_CUSTOM_START + 101,
4398   EL_CUSTOM_START + 102,
4399   EL_CUSTOM_START + 103,
4400
4401   EL_CUSTOM_START + 104,
4402   EL_CUSTOM_START + 105,
4403   EL_CUSTOM_START + 106,
4404   EL_CUSTOM_START + 107,
4405
4406   EL_CUSTOM_START + 108,
4407   EL_CUSTOM_START + 109,
4408   EL_CUSTOM_START + 110,
4409   EL_CUSTOM_START + 111,
4410
4411   EL_CUSTOM_START + 112,
4412   EL_CUSTOM_START + 113,
4413   EL_CUSTOM_START + 114,
4414   EL_CUSTOM_START + 115,
4415
4416   EL_CUSTOM_START + 116,
4417   EL_CUSTOM_START + 117,
4418   EL_CUSTOM_START + 118,
4419   EL_CUSTOM_START + 119,
4420
4421   EL_CUSTOM_START + 120,
4422   EL_CUSTOM_START + 121,
4423   EL_CUSTOM_START + 122,
4424   EL_CUSTOM_START + 123,
4425
4426   EL_CUSTOM_START + 124,
4427   EL_CUSTOM_START + 125,
4428   EL_CUSTOM_START + 126,
4429   EL_CUSTOM_START + 127,
4430
4431   EL_CUSTOM_START + 128,
4432   EL_CUSTOM_START + 129,
4433   EL_CUSTOM_START + 130,
4434   EL_CUSTOM_START + 131,
4435
4436   EL_CUSTOM_START + 132,
4437   EL_CUSTOM_START + 133,
4438   EL_CUSTOM_START + 134,
4439   EL_CUSTOM_START + 135,
4440
4441   EL_CUSTOM_START + 136,
4442   EL_CUSTOM_START + 137,
4443   EL_CUSTOM_START + 138,
4444   EL_CUSTOM_START + 139,
4445
4446   EL_CUSTOM_START + 140,
4447   EL_CUSTOM_START + 141,
4448   EL_CUSTOM_START + 142,
4449   EL_CUSTOM_START + 143,
4450
4451   EL_CUSTOM_START + 144,
4452   EL_CUSTOM_START + 145,
4453   EL_CUSTOM_START + 146,
4454   EL_CUSTOM_START + 147,
4455
4456   EL_CUSTOM_START + 148,
4457   EL_CUSTOM_START + 149,
4458   EL_CUSTOM_START + 150,
4459   EL_CUSTOM_START + 151,
4460
4461   EL_CUSTOM_START + 152,
4462   EL_CUSTOM_START + 153,
4463   EL_CUSTOM_START + 154,
4464   EL_CUSTOM_START + 155,
4465
4466   EL_CUSTOM_START + 156,
4467   EL_CUSTOM_START + 157,
4468   EL_CUSTOM_START + 158,
4469   EL_CUSTOM_START + 159,
4470
4471   EL_CUSTOM_START + 160,
4472   EL_CUSTOM_START + 161,
4473   EL_CUSTOM_START + 162,
4474   EL_CUSTOM_START + 163,
4475
4476   EL_CUSTOM_START + 164,
4477   EL_CUSTOM_START + 165,
4478   EL_CUSTOM_START + 166,
4479   EL_CUSTOM_START + 167,
4480
4481   EL_CUSTOM_START + 168,
4482   EL_CUSTOM_START + 169,
4483   EL_CUSTOM_START + 170,
4484   EL_CUSTOM_START + 171,
4485
4486   EL_CUSTOM_START + 172,
4487   EL_CUSTOM_START + 173,
4488   EL_CUSTOM_START + 174,
4489   EL_CUSTOM_START + 175,
4490
4491   EL_CUSTOM_START + 176,
4492   EL_CUSTOM_START + 177,
4493   EL_CUSTOM_START + 178,
4494   EL_CUSTOM_START + 179,
4495
4496   EL_CUSTOM_START + 180,
4497   EL_CUSTOM_START + 181,
4498   EL_CUSTOM_START + 182,
4499   EL_CUSTOM_START + 183,
4500
4501   EL_CUSTOM_START + 184,
4502   EL_CUSTOM_START + 185,
4503   EL_CUSTOM_START + 186,
4504   EL_CUSTOM_START + 187,
4505
4506   EL_CUSTOM_START + 188,
4507   EL_CUSTOM_START + 189,
4508   EL_CUSTOM_START + 190,
4509   EL_CUSTOM_START + 191,
4510
4511   EL_CUSTOM_START + 192,
4512   EL_CUSTOM_START + 193,
4513   EL_CUSTOM_START + 194,
4514   EL_CUSTOM_START + 195,
4515
4516   EL_CUSTOM_START + 196,
4517   EL_CUSTOM_START + 197,
4518   EL_CUSTOM_START + 198,
4519   EL_CUSTOM_START + 199,
4520
4521   EL_CUSTOM_START + 200,
4522   EL_CUSTOM_START + 201,
4523   EL_CUSTOM_START + 202,
4524   EL_CUSTOM_START + 203,
4525
4526   EL_CUSTOM_START + 204,
4527   EL_CUSTOM_START + 205,
4528   EL_CUSTOM_START + 206,
4529   EL_CUSTOM_START + 207,
4530
4531   EL_CUSTOM_START + 208,
4532   EL_CUSTOM_START + 209,
4533   EL_CUSTOM_START + 210,
4534   EL_CUSTOM_START + 211,
4535
4536   EL_CUSTOM_START + 212,
4537   EL_CUSTOM_START + 213,
4538   EL_CUSTOM_START + 214,
4539   EL_CUSTOM_START + 215,
4540
4541   EL_CUSTOM_START + 216,
4542   EL_CUSTOM_START + 217,
4543   EL_CUSTOM_START + 218,
4544   EL_CUSTOM_START + 219,
4545
4546   EL_CUSTOM_START + 220,
4547   EL_CUSTOM_START + 221,
4548   EL_CUSTOM_START + 222,
4549   EL_CUSTOM_START + 223,
4550
4551   EL_CUSTOM_START + 224,
4552   EL_CUSTOM_START + 225,
4553   EL_CUSTOM_START + 226,
4554   EL_CUSTOM_START + 227,
4555
4556   EL_CUSTOM_START + 228,
4557   EL_CUSTOM_START + 229,
4558   EL_CUSTOM_START + 230,
4559   EL_CUSTOM_START + 231,
4560
4561   EL_CUSTOM_START + 232,
4562   EL_CUSTOM_START + 233,
4563   EL_CUSTOM_START + 234,
4564   EL_CUSTOM_START + 235,
4565
4566   EL_CUSTOM_START + 236,
4567   EL_CUSTOM_START + 237,
4568   EL_CUSTOM_START + 238,
4569   EL_CUSTOM_START + 239,
4570
4571   EL_CUSTOM_START + 240,
4572   EL_CUSTOM_START + 241,
4573   EL_CUSTOM_START + 242,
4574   EL_CUSTOM_START + 243,
4575
4576   EL_CUSTOM_START + 244,
4577   EL_CUSTOM_START + 245,
4578   EL_CUSTOM_START + 246,
4579   EL_CUSTOM_START + 247,
4580
4581   EL_CUSTOM_START + 248,
4582   EL_CUSTOM_START + 249,
4583   EL_CUSTOM_START + 250,
4584   EL_CUSTOM_START + 251,
4585
4586   EL_CUSTOM_START + 252,
4587   EL_CUSTOM_START + 253,
4588   EL_CUSTOM_START + 254,
4589   EL_CUSTOM_START + 255
4590 };
4591 static int *editor_hl_custom_ptr = editor_hl_custom;
4592 static int *editor_el_custom_ptr = editor_el_custom;
4593 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
4594 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
4595
4596 static int editor_hl_group[] =
4597 {
4598   EL_INTERNAL_CASCADE_GE_ACTIVE,
4599   EL_CHAR('G'),
4600   EL_CHAR('E'),
4601   EL_EMPTY,
4602 };
4603
4604 static int editor_el_group[] =
4605 {
4606   EL_GROUP_START + 0,
4607   EL_GROUP_START + 1,
4608   EL_GROUP_START + 2,
4609   EL_GROUP_START + 3,
4610
4611   EL_GROUP_START + 4,
4612   EL_GROUP_START + 5,
4613   EL_GROUP_START + 6,
4614   EL_GROUP_START + 7,
4615
4616   EL_GROUP_START + 8,
4617   EL_GROUP_START + 9,
4618   EL_GROUP_START + 10,
4619   EL_GROUP_START + 11,
4620
4621   EL_GROUP_START + 12,
4622   EL_GROUP_START + 13,
4623   EL_GROUP_START + 14,
4624   EL_GROUP_START + 15,
4625
4626   EL_GROUP_START + 16,
4627   EL_GROUP_START + 17,
4628   EL_GROUP_START + 18,
4629   EL_GROUP_START + 19,
4630
4631   EL_GROUP_START + 20,
4632   EL_GROUP_START + 21,
4633   EL_GROUP_START + 22,
4634   EL_GROUP_START + 23,
4635
4636   EL_GROUP_START + 24,
4637   EL_GROUP_START + 25,
4638   EL_GROUP_START + 26,
4639   EL_GROUP_START + 27,
4640
4641   EL_GROUP_START + 28,
4642   EL_GROUP_START + 29,
4643   EL_GROUP_START + 30,
4644   EL_GROUP_START + 31
4645 };
4646 static int *editor_hl_group_ptr = editor_hl_group;
4647 static int *editor_el_group_ptr = editor_el_group;
4648 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
4649 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
4650
4651 static int editor_hl_reference[] =
4652 {
4653   EL_INTERNAL_CASCADE_REF_ACTIVE,
4654   EL_CHAR('R'),
4655   EL_CHAR('E'),
4656   EL_CHAR('F')
4657 };
4658
4659 static int editor_el_reference[] =
4660 {
4661   EL_TRIGGER_PLAYER,
4662   EL_TRIGGER_ELEMENT,
4663   EL_TRIGGER_CE_VALUE,
4664   EL_TRIGGER_CE_SCORE,
4665
4666   EL_SELF,
4667   EL_ANY_ELEMENT,
4668   EL_CURRENT_CE_VALUE,
4669   EL_CURRENT_CE_SCORE,
4670
4671   EL_PREV_CE_8,
4672   EL_PREV_CE_7,
4673   EL_PREV_CE_6,
4674   EL_PREV_CE_5,
4675
4676   EL_PREV_CE_4,
4677   EL_PREV_CE_3,
4678   EL_PREV_CE_2,
4679   EL_PREV_CE_1,
4680
4681   EL_NEXT_CE_1,
4682   EL_NEXT_CE_2,
4683   EL_NEXT_CE_3,
4684   EL_NEXT_CE_4,
4685
4686   EL_NEXT_CE_5,
4687   EL_NEXT_CE_6,
4688   EL_NEXT_CE_7,
4689   EL_NEXT_CE_8,
4690 };
4691 static int *editor_hl_reference_ptr = editor_hl_reference;
4692 static int *editor_el_reference_ptr = editor_el_reference;
4693 static int num_editor_hl_reference = SIZEOF_ARRAY_INT(editor_hl_reference);
4694 static int num_editor_el_reference = SIZEOF_ARRAY_INT(editor_el_reference);
4695
4696 static int editor_hl_user_defined[] =
4697 {
4698   EL_INTERNAL_CASCADE_USER_ACTIVE,
4699   EL_CHAR('M'),
4700   EL_CHAR('Y'),
4701   EL_EMPTY,
4702 };
4703
4704 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
4705 static int *editor_el_user_defined_ptr = NULL;
4706 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
4707 static int num_editor_el_user_defined = 0;
4708
4709 static int editor_hl_dynamic[] =
4710 {
4711   EL_INTERNAL_CASCADE_DYNAMIC_ACTIVE,
4712   EL_CHAR('U'),
4713   EL_CHAR('S'),
4714   EL_CHAR('E'),
4715 };
4716
4717 static int *editor_hl_dynamic_ptr = editor_hl_dynamic;
4718 static int *editor_el_dynamic_ptr = NULL;
4719 static int num_editor_hl_dynamic = SIZEOF_ARRAY_INT(editor_hl_dynamic);
4720 static int num_editor_el_dynamic = 0;
4721
4722 static int editor_hl_empty[] = { EL_EMPTY };
4723 static int *editor_el_empty = NULL;     /* dynamically allocated */
4724
4725 static int *editor_hl_empty_ptr = editor_hl_empty;
4726 static int *editor_el_empty_ptr = NULL;
4727 static int num_editor_hl_empty = 0;
4728 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
4729
4730 static boolean use_el_empty = FALSE;
4731
4732 static int *editor_elements = NULL;     /* dynamically allocated */
4733 static int num_editor_elements = 0;     /* dynamically determined */
4734
4735 static boolean setup_editor_show_always = TRUE;
4736 static boolean setup_editor_cascade_never = FALSE;
4737
4738 static int editor_hl_unused[] = { EL_EMPTY };
4739 static int *editor_hl_unused_ptr = editor_hl_unused;
4740 static int num_editor_hl_unused = 0;
4741
4742 static struct
4743 {
4744   boolean *setup_value;
4745   boolean *setup_cascade_value;
4746
4747   int **headline_list;
4748   int *headline_list_size;
4749
4750   int **element_list;
4751   int *element_list_size;
4752
4753   boolean last_setup_value;
4754 }
4755 editor_elements_info[] =
4756 {
4757   {
4758     &setup_editor_show_always,
4759     &setup_editor_cascade_never,
4760     &editor_hl_unused_ptr,              &num_editor_hl_unused,
4761     &editor_el_players_ptr,             &num_editor_el_players
4762   },
4763   {
4764     &setup.editor.el_boulderdash,
4765     &setup.editor_cascade.el_bd,
4766     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
4767     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
4768   },
4769   {
4770     &setup.editor.el_emerald_mine,
4771     &setup.editor_cascade.el_em,
4772     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
4773     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
4774   },
4775   {
4776     &setup.editor.el_emerald_mine_club,
4777     &setup.editor_cascade.el_emc,
4778     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
4779     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
4780   },
4781   {
4782     &setup.editor.el_more,
4783     &setup.editor_cascade.el_rnd,
4784     &editor_hl_rnd_ptr,                 &num_editor_hl_rnd,
4785     &editor_el_rnd_ptr,                 &num_editor_el_rnd
4786   },
4787   {
4788     &setup.editor.el_sokoban,
4789     &setup.editor_cascade.el_sb,
4790     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
4791     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
4792   },
4793   {
4794     &setup.editor.el_supaplex,
4795     &setup.editor_cascade.el_sp,
4796     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
4797     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
4798   },
4799   {
4800     &setup.editor.el_diamond_caves,
4801     &setup.editor_cascade.el_dc,
4802     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
4803     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
4804   },
4805   {
4806     &setup.editor.el_dx_boulderdash,
4807     &setup.editor_cascade.el_dx,
4808     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
4809     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
4810   },
4811   {
4812     &setup.editor.el_chars,
4813     &setup.editor_cascade.el_chars,
4814     &editor_hl_chars_ptr,               &num_editor_hl_chars,
4815     &editor_el_chars_ptr,               &num_editor_el_chars
4816   },
4817   {
4818     &setup.editor.el_steel_chars,
4819     &setup.editor_cascade.el_steel_chars,
4820     &editor_hl_steel_chars_ptr,         &num_editor_hl_steel_chars,
4821     &editor_el_steel_chars_ptr,         &num_editor_el_steel_chars
4822   },
4823   {
4824     &setup.editor.el_custom,
4825     &setup.editor_cascade.el_ce,
4826     &editor_hl_custom_ptr,              &num_editor_hl_custom,
4827     &editor_el_custom_ptr,              &num_editor_el_custom
4828   },
4829   {
4830     &setup.editor.el_custom,
4831     &setup.editor_cascade.el_ge,
4832     &editor_hl_group_ptr,               &num_editor_hl_group,
4833     &editor_el_group_ptr,               &num_editor_el_group
4834   },
4835   {
4836     &setup.editor.el_custom,
4837     &setup.editor_cascade.el_ref,
4838     &editor_hl_reference_ptr,           &num_editor_hl_reference,
4839     &editor_el_reference_ptr,           &num_editor_el_reference
4840   },
4841   {
4842     &setup.editor.el_user_defined,
4843     &setup.editor_cascade.el_user,
4844     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
4845     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
4846   },
4847   {
4848     &setup.editor.el_dynamic,
4849     &setup.editor_cascade.el_dynamic,
4850     &editor_hl_dynamic_ptr,             &num_editor_hl_dynamic,
4851     &editor_el_dynamic_ptr,             &num_editor_el_dynamic,
4852   },
4853   {
4854     &use_el_empty,
4855     &use_el_empty,
4856     &editor_hl_empty_ptr,               &num_editor_hl_empty,
4857     &editor_el_empty_ptr,               &num_editor_el_empty,
4858   },
4859   {
4860     NULL,
4861     NULL,
4862     NULL,                               NULL,
4863     NULL,                               NULL
4864   }
4865 };
4866
4867
4868 /*
4869   -----------------------------------------------------------------------------
4870   functions
4871   -----------------------------------------------------------------------------
4872 */
4873
4874 static int getMaxInfoTextLength()
4875 {
4876   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4877 }
4878
4879 static int getTextWidthForGadget(char *text)
4880 {
4881   if (text == NULL)
4882     return 0;
4883
4884   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4885 }
4886
4887 static int getTextWidthForDrawingArea(char *text)
4888 {
4889   if (text == NULL)
4890     return 0;
4891
4892   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4893 }
4894
4895 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4896 {
4897   return (gi->x + gi->width + getTextWidthForGadget(text));
4898 }
4899
4900 static char *getElementInfoText(int element)
4901 {
4902   char *info_text = NULL;
4903
4904   if (element < MAX_NUM_ELEMENTS)
4905   {
4906     if (strlen(element_info[element].description) > 0)
4907       info_text = element_info[element].description;
4908     else if (element_info[element].custom_description != NULL)
4909       info_text = element_info[element].custom_description;
4910     else if (element_info[element].editor_description != NULL)
4911       info_text = element_info[element].editor_description;
4912   }
4913
4914   if (info_text == NULL)
4915     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4916
4917   return info_text;
4918 }
4919
4920 static char *getElementDescriptionFilenameExt(char *basename)
4921 {
4922   char *elements_subdir = "elements";
4923   static char *elements_subdir2 = NULL;
4924   static char *filename = NULL;
4925
4926   if (elements_subdir2 == NULL)
4927     elements_subdir2 = getPath2(DOCS_DIRECTORY, elements_subdir);
4928
4929   checked_free(filename);
4930
4931   /* 1st try: look for element description in current level set directory */
4932   filename = getPath3(getCurrentLevelDir(), elements_subdir2, basename);
4933   if (fileExists(filename))
4934     return filename;
4935
4936   free(filename);
4937
4938   /* 2nd try: look for element description in the game's base directory */
4939   filename = getPath3(options.docs_directory, elements_subdir, basename);
4940   if (fileExists(filename))
4941     return filename;
4942
4943   return NULL;
4944 }
4945
4946 char *getElementDescriptionFilename(int element)
4947 {
4948   char basename[MAX_FILENAME_LEN];
4949   char *filename;
4950
4951   /* 1st try: look for element description file for exactly this element */
4952   sprintf(basename, "%s.txt", element_info[element].token_name);
4953   filename = getElementDescriptionFilenameExt(basename);
4954   if (filename != NULL)
4955     return filename;
4956
4957   /* 2nd try: look for element description file for this element's class */
4958   sprintf(basename, "%s.txt", element_info[element].class_name);
4959   filename = getElementDescriptionFilenameExt(basename);
4960   if (filename != NULL)
4961     return filename;
4962
4963   return NULL;
4964 }
4965
4966 static void InitDynamicEditorElementList(int **elements, int *num_elements)
4967 {
4968   boolean element_found[NUM_FILE_ELEMENTS];
4969   int i, x, y;
4970
4971   /* initialize list of used elements to "not used" */
4972   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4973     element_found[i] = FALSE;
4974
4975   /* find all elements used in current level */
4976   for (y = 0; y < lev_fieldy; y++)
4977     for (x = 0; x < lev_fieldx; x++)
4978       if (Feld[x][y] < NUM_FILE_ELEMENTS)       /* should always be true */
4979         element_found[Feld[x][y]] = TRUE;
4980
4981   *num_elements = 0;
4982
4983   /* count number of elements used in current level */
4984   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4985     if (element_found[i])
4986       (*num_elements)++;
4987
4988   /* add space for up to 3 more elements for padding that may be needed */
4989   *num_elements += 3;
4990
4991   /* free memory for old list of elements, if needed */
4992   checked_free(*elements);
4993
4994   /* allocate memory for new list of elements */
4995   *elements = checked_malloc(*num_elements * sizeof(int));
4996
4997   *num_elements = 0;
4998
4999   /* add all elements used in current level (non-custom/group elements) */
5000   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5001     if (element_found[i] && !(IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
5002       (*elements)[(*num_elements)++] = i;
5003
5004   /* add all elements used in current level (custom/group elements) */
5005   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5006     if (element_found[i] && (IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
5007       (*elements)[(*num_elements)++] = i;
5008
5009   while (*num_elements % 4)     /* pad with empty elements, if needed */
5010     (*elements)[(*num_elements)++] = EL_EMPTY;
5011 }
5012
5013 static void ReinitializeElementList()
5014 {
5015   static boolean initialization_needed = TRUE;
5016   int pos = 0;
5017   int i, j;
5018
5019   if (initialization_needed)
5020   {
5021     LoadSetup_EditorCascade();          /* load last editor cascade state */
5022
5023     /* initialize editor cascade element from saved cascade state */
5024     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5025     {
5026       int *cascade_element = &(*editor_elements_info[i].headline_list)[0];
5027       boolean cascade_value = *editor_elements_info[i].setup_cascade_value;
5028
5029       if (IS_EDITOR_CASCADE(*cascade_element))
5030         *cascade_element =
5031           (cascade_value ? EL_CASCADE_ACTIVE(*cascade_element) :
5032            EL_CASCADE_INACTIVE(*cascade_element));
5033     }
5034
5035     initialization_needed = FALSE;
5036   }
5037
5038   checked_free(editor_elements);
5039
5040   /* reload optional user defined element list for each invocation of editor */
5041   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
5042                                    &num_editor_el_user_defined);
5043
5044   /* initialize dynamic level element list for each invocation of editor */
5045   InitDynamicEditorElementList(&editor_el_dynamic_ptr,
5046                                &num_editor_el_dynamic);
5047
5048   /* initialize list of empty elements (used for padding, if needed) */
5049   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5050     editor_el_empty[i] = EL_EMPTY;
5051
5052   /* do some sanity checks for each element from element list */
5053   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5054   {
5055     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5056     {
5057       int element = (*editor_elements_info[i].element_list)[j];
5058
5059       if (element >= NUM_FILE_ELEMENTS)
5060         Error(ERR_WARN, "editor element %d is runtime element", element);
5061
5062       if (strEqual(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT))
5063         Error(ERR_WARN, "no element description for element %d", element);
5064     }
5065   }
5066
5067   num_editor_elements = 0;
5068   use_el_empty = FALSE;
5069
5070   /* determine size of element list */
5071   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5072   {
5073     boolean found_inactive_cascade = FALSE;
5074
5075     if (*editor_elements_info[i].setup_value)
5076     {
5077       if (setup.editor.el_headlines)
5078       {
5079         // required for correct padding of palette headline buttons
5080         if (*editor_elements_info[i].headline_list_size > 0)
5081           num_editor_elements += editor.palette.cols;
5082
5083         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5084         {
5085           int element = (*editor_elements_info[i].headline_list)[j];
5086
5087           if (IS_EDITOR_CASCADE_INACTIVE(element))
5088             found_inactive_cascade = TRUE;
5089         }
5090       }
5091
5092       if (found_inactive_cascade)
5093         continue;
5094
5095       // required for correct padding of palette element buttons
5096       int element_list_size = *editor_elements_info[i].element_list_size;
5097       int element_rows =
5098         (element_list_size + editor.palette.cols - 1) / editor.palette.cols;
5099       int element_buttons = editor.palette.cols * element_rows;
5100
5101       num_editor_elements += element_buttons;
5102     }
5103   }
5104
5105   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
5106   {
5107     /* offer at least as many elements as element buttons exist */
5108     use_el_empty = TRUE;
5109     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
5110
5111     num_editor_elements += num_editor_el_empty;
5112   }
5113
5114   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
5115
5116   /* fill element list */
5117   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5118   {
5119     boolean found_inactive_cascade = FALSE;
5120
5121     if (*editor_elements_info[i].setup_value)
5122     {
5123       if (setup.editor.el_headlines)
5124       {
5125         // required for correct padding of palette headline buttons
5126         int headline_size = (*editor_elements_info[i].headline_list_size > 0 ?
5127                              editor.palette.cols : 0);
5128
5129         for (j = 0; j < headline_size; j++)
5130         {
5131           // use empty elements for padding of palette headline buttons
5132           int element = (j < *editor_elements_info[i].headline_list_size ?
5133                          (*editor_elements_info[i].headline_list)[j] :
5134                          editor_el_empty[0]);
5135
5136           editor_elements[pos++] = element;
5137
5138           if (IS_EDITOR_CASCADE_INACTIVE(element))
5139             found_inactive_cascade = TRUE;
5140         }
5141       }
5142
5143       if (found_inactive_cascade)
5144         continue;
5145
5146       // required for correct padding of palette element buttons
5147       int element_list_size = *editor_elements_info[i].element_list_size;
5148       int element_rows =
5149         (element_list_size + editor.palette.cols - 1) / editor.palette.cols;
5150       int element_buttons = editor.palette.cols * element_rows;
5151
5152       // copy all elements from element list
5153       for (j = 0; j < element_list_size; j++)
5154         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
5155
5156       // use empty elements for padding of palette element buttons
5157       for (j = 0; j < element_buttons - element_list_size; j++)
5158         editor_elements[pos++] = editor_el_empty[0];
5159     }
5160   }
5161
5162   /* (this function is also called before editor gadgets are initialized!) */
5163   AdjustElementListScrollbar();
5164 }
5165
5166 void PrintEditorElementList()
5167 {
5168   boolean *stop = &setup.editor.el_user_defined;
5169   int i, j;
5170
5171   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
5172   {
5173     int cascade_element = (*editor_elements_info[i].headline_list)[0];
5174
5175     if (IS_EDITOR_CASCADE(cascade_element))
5176     {
5177       int cascade_element_show = EL_CASCADE_INACTIVE(cascade_element);
5178       char *headline = element_info[cascade_element_show].editor_description;
5179
5180       printf_line_with_prefix("# ", "-", 77);
5181       printf("# %s\n", headline);
5182       printf_line_with_prefix("# ", "-", 77);
5183     }
5184
5185     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5186     {
5187       int element = (*editor_elements_info[i].headline_list)[j];
5188
5189       if (IS_EDITOR_CASCADE(element))
5190         element = EL_CHAR_MINUS;
5191
5192       printf("# %s\n", element_info[element].token_name);
5193     }
5194
5195     if (j > 0)
5196       printf("#\n");
5197
5198     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5199     {
5200       int element = (*editor_elements_info[i].element_list)[j];
5201
5202       printf("# %s\n", element_info[element].token_name);
5203     }
5204
5205     if (j > 0)
5206       printf("#\n");
5207   }
5208 }
5209
5210 static void ReinitializeElementListButtons()
5211 {
5212   static boolean last_setup_value_headlines = FALSE;
5213   static boolean initialization_needed = TRUE;
5214   int i;
5215
5216   if (!initialization_needed)   /* check if editor element setup has changed */
5217   {
5218     if (last_setup_value_headlines != setup.editor.el_headlines)
5219       initialization_needed = TRUE;
5220
5221     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5222       if (editor_elements_info[i].last_setup_value !=
5223           *editor_elements_info[i].setup_value)
5224         initialization_needed = TRUE;
5225   }
5226
5227   if (!initialization_needed)
5228     return;
5229
5230   FreeLevelEditorGadgets();
5231   CreateLevelEditorGadgets();
5232
5233   /* store current setup values for next invocation of this function */
5234   last_setup_value_headlines = setup.editor.el_headlines;
5235   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5236     editor_elements_info[i].last_setup_value =
5237       *editor_elements_info[i].setup_value;
5238
5239   initialization_needed = FALSE;
5240 }
5241
5242 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
5243                               boolean input)
5244 {
5245   int border_graphic =
5246     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
5247   Bitmap *src_bitmap;
5248   int src_x, src_y;
5249   int bx = (input ? ED_ELEMENT_BORDER_INPUT : ED_ELEMENT_BORDER);
5250   int by = (input ? ED_ELEMENT_BORDER_INPUT : ED_ELEMENT_BORDER);
5251   int bx2 = TILEX - bx;
5252   int by2 = TILEY - by;
5253   int i;
5254
5255   getFixedGraphicSource(border_graphic, 0, &src_bitmap, &src_x, &src_y);
5256
5257   BlitBitmap(src_bitmap, drawto, src_x, src_y,
5258              bx, by, dest_x - bx, dest_y - by);
5259   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y,
5260              bx, by, dest_x + width, dest_y - by);
5261   BlitBitmap(src_bitmap, drawto, src_x, src_y + by2,
5262              bx, by, dest_x - bx, dest_y + height);
5263   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by2,
5264              bx, by, dest_x + width, dest_y + height);
5265
5266   for (i = 0; i < width / MINI_TILEX; i++)
5267   {
5268     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y, MINI_TILEX, by,
5269                dest_x + i * MINI_TILEX, dest_y - by);
5270     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y + by2, MINI_TILEX, by,
5271                dest_x + i * MINI_TILEX, dest_y + height);
5272   }
5273
5274   for (i = 0; i < height / MINI_TILEY; i++)
5275   {
5276     BlitBitmap(src_bitmap, drawto, src_x, src_y + by, bx, MINI_TILEY,
5277                dest_x - bx, dest_y + i * MINI_TILEY);
5278     BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by, bx, MINI_TILEY,
5279                dest_x + width, dest_y + i * MINI_TILEY);
5280   }
5281
5282   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
5283 }
5284
5285 static void DrawEditorElement(int x, int y, int element)
5286 {
5287   DrawSizedElement(x, y, element, ed_tilesize);
5288 }
5289
5290 static void DrawEditorElementOrWall(int x, int y, int scroll_x, int scroll_y)
5291 {
5292   DrawSizedElementOrWall(x, y, scroll_x, scroll_y, ed_tilesize);
5293 }
5294
5295 static void DrawEditorLevel(int size_x, int size_y, int scroll_x, int scroll_y)
5296 {
5297   DrawSizedLevel(size_x, size_y, scroll_x, scroll_y, ed_tilesize);
5298 }
5299
5300 static void DrawDrawingArea(int id)
5301 {
5302   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5303   int x, y;
5304
5305   int *value = drawingarea_info[id].value;
5306   int area_xsize = drawingarea_info[id].area_xsize;
5307   int area_ysize = drawingarea_info[id].area_ysize;
5308
5309   for (x = 0; x < area_xsize; x++)
5310     for (y = 0; y < area_ysize; y++)
5311       DrawMiniGraphicExt(drawto,
5312                          gi->x + x * MINI_TILEX,
5313                          gi->y + y * MINI_TILEY,
5314                          el2edimg(value[x * area_ysize + y]));
5315 }
5316
5317 static void ScrollEditorLevel(int from_x, int from_y, int scroll)
5318 {
5319   int x, y;
5320   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
5321   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
5322
5323   BlitBitmap(drawto, drawto,
5324              SX + (dx == -1 ? ed_tilesize : 0),
5325              SY + (dy == -1 ? ed_tilesize : 0),
5326              (ed_fieldx * ed_tilesize) - (dx != 0 ? ed_tilesize : 0),
5327              (ed_fieldy * ed_tilesize) - (dy != 0 ? ed_tilesize : 0),
5328              SX + (dx == +1 ? ed_tilesize : 0),
5329              SY + (dy == +1 ? ed_tilesize : 0));
5330
5331   if (dx)
5332   {
5333     x = (dx == 1 ? 0 : ed_fieldx - 1);
5334     for (y = 0; y < ed_fieldy; y++)
5335       DrawEditorElementOrWall(x, y, from_x, from_y);
5336   }
5337   else if (dy)
5338   {
5339     y = (dy == 1 ? 0 : ed_fieldy - 1);
5340     for (x = 0; x < ed_fieldx; x++)
5341       DrawEditorElementOrWall(x, y, from_x, from_y);
5342   }
5343
5344   redraw_mask |= REDRAW_FIELD;
5345   BackToFront();
5346 }
5347
5348 void getElementListGraphicSource(int element, Bitmap **bitmap, int *x, int *y)
5349 {
5350   int graphic = el2edimg(element);
5351   int tile_size = (editor.palette.tile_size >= TILESIZE ? TILESIZE :
5352                    MINI_TILESIZE);
5353
5354   getSizedGraphicSource(graphic, 0, tile_size, bitmap, x, y);
5355 }
5356
5357 static void CreateControlButtons()
5358 {
5359   struct GadgetInfo *gi;
5360   int i;
5361
5362   /* create toolbox buttons */
5363   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5364   {
5365     int id = controlbutton_info[i].gadget_id;
5366     int type = controlbutton_info[i].gadget_type;
5367     int graphic = controlbutton_info[i].graphic;
5368     struct XY *pos = controlbutton_info[i].pos;
5369     struct GraphicInfo *gd = &graphic_info[graphic];
5370     int gd_x1 = gd->src_x;
5371     int gd_y1 = gd->src_y;
5372     int gd_x2 = gd->src_x + gd->pressed_xoffset;
5373     int gd_y2 = gd->src_y + gd->pressed_yoffset;
5374     int gd_x1a = gd->src_x + gd->active_xoffset;
5375     int gd_y1a = gd->src_y + gd->active_yoffset;
5376     int gd_x2a = gd->src_x + gd->active_xoffset + gd->pressed_xoffset;
5377     int gd_y2a = gd->src_y + gd->active_yoffset + gd->pressed_yoffset;
5378     int x = pos->x;
5379     int y = pos->y;
5380     unsigned int event_mask;
5381     int radio_button_nr = RADIO_NR_NONE;
5382     boolean checked = FALSE;
5383
5384     if (type == GD_TYPE_RADIO_BUTTON)
5385     {
5386       event_mask = GD_EVENT_PRESSED;
5387       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
5388
5389       if (id == drawing_function)
5390         checked = TRUE;
5391     }
5392     else
5393     {
5394       if (id == GADGET_ID_WRAP_LEFT ||
5395           id == GADGET_ID_WRAP_RIGHT ||
5396           id == GADGET_ID_WRAP_UP ||
5397           id == GADGET_ID_WRAP_DOWN)
5398         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5399       else
5400         event_mask = GD_EVENT_RELEASED;
5401     }
5402
5403     if (id == GADGET_ID_PROPERTIES)
5404     {
5405       x += DX;
5406       y += DY;
5407     }
5408     else
5409     {
5410       x += EX;
5411       y += EY;
5412     }
5413
5414     gi = CreateGadget(GDI_CUSTOM_ID, id,
5415                       GDI_CUSTOM_TYPE_ID, i,
5416                       GDI_INFO_TEXT, controlbutton_info[i].infotext,
5417                       GDI_X, x,
5418                       GDI_Y, y,
5419                       GDI_WIDTH, gd->width,
5420                       GDI_HEIGHT, gd->height,
5421                       GDI_TYPE, type,
5422                       GDI_STATE, GD_BUTTON_UNPRESSED,
5423                       GDI_RADIO_NR, radio_button_nr,
5424                       GDI_CHECKED, checked,
5425                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
5426                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
5427                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
5428                       GDI_ALT_DESIGN_PRESSED, gd->bitmap, gd_x2a, gd_y2a,
5429                       GDI_EVENT_MASK, event_mask,
5430                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5431                       GDI_CALLBACK_ACTION, HandleControlButtons,
5432                       GDI_END);
5433
5434     if (gi == NULL)
5435       Error(ERR_EXIT, "cannot create gadget");
5436
5437     level_editor_gadget[id] = gi;
5438   }
5439
5440   /* these values are not constant, but can change at runtime */
5441   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_UP].x    = ED_SCROLL_UP_XPOS;
5442   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_UP].y    = ED_SCROLL_UP_YPOS;
5443   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].x  = ED_SCROLL_DOWN_XPOS;
5444   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].y  = ED_SCROLL_DOWN_YPOS;
5445   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_LEFT].x  = ED_SCROLL_LEFT_XPOS;
5446   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_LEFT].y  = ED_SCROLL_LEFT_YPOS;
5447   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].x = ED_SCROLL_RIGHT_XPOS;
5448   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].y = ED_SCROLL_RIGHT_YPOS;
5449   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_UP].x    = ED_SCROLL2_UP_XPOS;
5450   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_UP].y    = ED_SCROLL2_UP_YPOS;
5451   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_DOWN].x  = ED_SCROLL2_DOWN_XPOS;
5452   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_DOWN].y  = ED_SCROLL2_DOWN_YPOS;
5453
5454   /* create buttons for scrolling of drawing area and element list */
5455   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
5456   {
5457     int id = scrollbutton_info[i].gadget_id;
5458     int graphic = scrollbutton_info[i].graphic;
5459     struct GraphicInfo *gd = &graphic_info[graphic];
5460     Bitmap *gd_bitmap = gd->bitmap;
5461     int gd_x1 = gd->src_x;
5462     int gd_y1 = gd->src_y;
5463     int gd_x2 = gd->src_x + gd->pressed_xoffset;
5464     int gd_y2 = gd->src_y + gd->pressed_yoffset;
5465     int width  = gd->width;
5466     int height = gd->height;
5467     int x = scrollbutton_pos[i].x;
5468     int y = scrollbutton_pos[i].y;
5469     unsigned int event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5470
5471     if (id == GADGET_ID_SCROLL_LIST_UP ||
5472         id == GADGET_ID_SCROLL_LIST_DOWN)
5473     {
5474       x += DX;
5475       y += DY;
5476     }
5477     else
5478     {
5479       x += SX;
5480       y += SY;
5481     }
5482
5483     gi = CreateGadget(GDI_CUSTOM_ID, id,
5484                       GDI_CUSTOM_TYPE_ID, i,
5485                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
5486                       GDI_X, x,
5487                       GDI_Y, y,
5488                       GDI_WIDTH, width,
5489                       GDI_HEIGHT, height,
5490                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5491                       GDI_STATE, GD_BUTTON_UNPRESSED,
5492                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5493                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5494                       GDI_EVENT_MASK, event_mask,
5495                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5496                       GDI_CALLBACK_ACTION, HandleControlButtons,
5497                       GDI_END);
5498
5499     if (gi == NULL)
5500       Error(ERR_EXIT, "cannot create gadget");
5501
5502     level_editor_gadget[id] = gi;
5503   }
5504
5505   /* create buttons for element list */
5506   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5507   {
5508     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
5509     int graphic = IMG_EDITOR_PALETTE_BUTTON;
5510     struct GraphicInfo *gd = &graphic_info[graphic];
5511     Bitmap *gd_bitmap = gd->bitmap;
5512     Bitmap *deco_bitmap;
5513     int deco_x, deco_y, deco_xpos, deco_ypos;
5514     int gd_x1 = gd->src_x;
5515     int gd_y1 = gd->src_y;
5516     int gd_x2 = gd->src_x + gd->pressed_xoffset;
5517     int gd_y2 = gd->src_y + gd->pressed_yoffset;
5518     int xx = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
5519     int yy = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
5520     int x = DX + ED_ELEMENTLIST_XPOS + xx * gd->width;
5521     int y = DY + ED_ELEMENTLIST_YPOS + yy * gd->height;
5522     int element = editor_elements[i];
5523     int tile_size = (editor.palette.tile_size >= TILESIZE ? TILESIZE :
5524                      MINI_TILESIZE);
5525     unsigned int event_mask = GD_EVENT_RELEASED;
5526
5527     getElementListGraphicSource(element, &deco_bitmap, &deco_x, &deco_y);
5528     deco_xpos = (gd->width  - tile_size) / 2;
5529     deco_ypos = (gd->height - tile_size) / 2;
5530
5531     gi = CreateGadget(GDI_CUSTOM_ID, id,
5532                       GDI_CUSTOM_TYPE_ID, i,
5533                       GDI_INFO_TEXT, getElementInfoText(element),
5534                       GDI_X, x,
5535                       GDI_Y, y,
5536                       GDI_WIDTH, gd->width,
5537                       GDI_HEIGHT, gd->height,
5538                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5539                       GDI_STATE, GD_BUTTON_UNPRESSED,
5540                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5541                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5542                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
5543                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
5544                       GDI_DECORATION_SIZE, tile_size, tile_size,
5545                       GDI_DECORATION_SHIFTING, 1, 1,
5546                       GDI_EVENT_MASK, event_mask,
5547                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5548                       GDI_CALLBACK_ACTION, HandleControlButtons,
5549                       GDI_END);
5550
5551     if (gi == NULL)
5552       Error(ERR_EXIT, "cannot create gadget");
5553
5554     level_editor_gadget[id] = gi;
5555   }
5556 }
5557
5558 static void CreateCounterButtons()
5559 {
5560   int max_infotext_len = getMaxInfoTextLength();
5561   int i;
5562
5563   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
5564   {
5565     int j;
5566     int x = SX + ED_SETTINGS_X(counterbutton_info[i].x); /* down count button */
5567     int y = SY + ED_SETTINGS_Y(counterbutton_info[i].y);
5568
5569     /* determine horizontal position to the right of specified gadget */
5570     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5571       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
5572            ED_GADGET_TEXT_DISTANCE);
5573
5574     /* determine horizontal offset for leading text */
5575     if (counterbutton_info[i].text_left != NULL)
5576       x += getTextWidthForGadget(counterbutton_info[i].text_left);
5577
5578     for (j = 0; j < 2; j++)
5579     {
5580       struct GadgetInfo *gi;
5581       int id = (j == 0 ?
5582                 counterbutton_info[i].gadget_id_down :
5583                 counterbutton_info[i].gadget_id_up);
5584       int graphic;
5585       struct GraphicInfo *gd;
5586       int gd_x1, gd_x2, gd_y1, gd_y2;
5587       unsigned int event_mask;
5588       char infotext[max_infotext_len + 1];
5589
5590       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5591
5592       if (i == ED_COUNTER_ID_SELECT_LEVEL)
5593       {
5594         graphic = (j == 0 ?
5595                    IMG_EDITOR_BUTTON_GFX_PREV_LEVEL :
5596                    IMG_EDITOR_BUTTON_GFX_NEXT_LEVEL);
5597
5598         event_mask |= GD_EVENT_RELEASED;
5599
5600         if (j == 0)
5601         {
5602           x = DX + editor.button.prev_level.x;
5603           y = DY + editor.button.prev_level.y;
5604         }
5605         else
5606         {
5607           x = DX + editor.button.next_level.x;
5608           y = DY + editor.button.next_level.y;
5609         }
5610       }
5611       else
5612       {
5613         graphic = (j == 0 ?
5614                    IMG_EDITOR_COUNTER_DOWN :
5615                    IMG_EDITOR_COUNTER_UP);
5616       }
5617
5618       gd = &graphic_info[graphic];
5619
5620       gd_x1 = gd->src_x;
5621       gd_y1 = gd->src_y;
5622       gd_x2 = gd->src_x + gd->pressed_xoffset;
5623       gd_y2 = gd->src_y + gd->pressed_yoffset;
5624
5625       sprintf(infotext, "%s counter value by 1, 5 or 10",
5626               (j == 0 ? "decrease" : "increase"));
5627
5628       gi = CreateGadget(GDI_CUSTOM_ID, id,
5629                         GDI_CUSTOM_TYPE_ID, i,
5630                         GDI_INFO_TEXT, infotext,
5631                         GDI_X, x,
5632                         GDI_Y, y,
5633                         GDI_WIDTH, gd->width,
5634                         GDI_HEIGHT, gd->height,
5635                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5636                         GDI_STATE, GD_BUTTON_UNPRESSED,
5637                         GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
5638                         GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
5639                         GDI_EVENT_MASK, event_mask,
5640                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5641                         GDI_CALLBACK_ACTION, HandleCounterButtons,
5642                         GDI_END);
5643
5644       if (gi == NULL)
5645         Error(ERR_EXIT, "cannot create gadget");
5646
5647       level_editor_gadget[id] = gi;
5648       right_gadget_border[id] =
5649         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5650
5651       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
5652
5653       if (j == 0)
5654       {
5655         int font_type = FONT_INPUT_1;
5656         int font_type_active = FONT_INPUT_1_ACTIVE;
5657
5658         id = counterbutton_info[i].gadget_id_text;
5659
5660         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5661
5662         if (i == ED_COUNTER_ID_SELECT_LEVEL)
5663         {
5664           graphic = IMG_EDITOR_INPUT_GFX_LEVEL_NUMBER;
5665
5666           font_type = FONT_LEVEL_NUMBER;
5667           font_type_active = FONT_LEVEL_NUMBER_ACTIVE;
5668
5669           x = DX + editor.input.level_number.x;
5670           y = DY + editor.input.level_number.y;
5671         }
5672         else
5673         {
5674           graphic = IMG_EDITOR_COUNTER_INPUT;
5675         }
5676
5677         gd = &graphic_info[graphic];
5678
5679         gd_x1 = gd->src_x;
5680         gd_y1 = gd->src_y;
5681         gd_x2 = gd->src_x + gd->active_xoffset;
5682         gd_y2 = gd->src_y + gd->active_yoffset;
5683
5684         gi = CreateGadget(GDI_CUSTOM_ID, id,
5685                           GDI_CUSTOM_TYPE_ID, i,
5686                           GDI_INFO_TEXT, "enter counter value",
5687                           GDI_X, x,
5688                           GDI_Y, y,
5689                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
5690                           GDI_NUMBER_VALUE, 0,
5691                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
5692                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
5693                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
5694                           GDI_TEXT_FONT, font_type,
5695                           GDI_TEXT_FONT_ACTIVE, font_type_active,
5696                           GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
5697                           GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
5698                           GDI_BORDER_SIZE, gd->border_size, gd->border_size,
5699                           GDI_DESIGN_WIDTH, gd->width,
5700                           GDI_EVENT_MASK, event_mask,
5701                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5702                           GDI_CALLBACK_ACTION, HandleCounterButtons,
5703                           GDI_END);
5704
5705         if (gi == NULL)
5706           Error(ERR_EXIT, "cannot create gadget");
5707
5708         level_editor_gadget[id] = gi;
5709         right_gadget_border[id] =
5710           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5711
5712         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
5713       }
5714     }
5715   }
5716 }
5717
5718 static void CreateDrawingAreas()
5719 {
5720   int i;
5721
5722   /* these values are not constant, but can change at runtime */
5723   drawingarea_info[ED_DRAWING_ID_DRAWING_LEVEL].area_xsize = MAX_ED_FIELDX;
5724   drawingarea_info[ED_DRAWING_ID_DRAWING_LEVEL].area_ysize = MAX_ED_FIELDY;
5725
5726   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
5727   {
5728     struct GadgetInfo *gi;
5729     unsigned int event_mask;
5730     int id = drawingarea_info[i].gadget_id;
5731     int x = SX + ED_AREA_SETTINGS_X(drawingarea_info[i]);
5732     int y = SY + ED_AREA_SETTINGS_Y(drawingarea_info[i]);
5733     int area_xsize = drawingarea_info[i].area_xsize;
5734     int area_ysize = drawingarea_info[i].area_ysize;
5735
5736     event_mask =
5737       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
5738       GD_EVENT_OFF_BORDERS;
5739
5740     /* determine horizontal position to the right of specified gadget */
5741     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
5742       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
5743            ED_DRAWINGAREA_TEXT_DISTANCE);
5744
5745     /* determine horizontal offset for leading text */
5746     if (drawingarea_info[i].text_left != NULL)
5747       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
5748
5749     gi = CreateGadget(GDI_CUSTOM_ID, id,
5750                       GDI_CUSTOM_TYPE_ID, i,
5751                       GDI_X, x,
5752                       GDI_Y, y,
5753                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
5754                       GDI_AREA_SIZE, area_xsize, area_ysize,
5755                       GDI_ITEM_SIZE, ed_tilesize, ed_tilesize,
5756                       GDI_EVENT_MASK, event_mask,
5757                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
5758                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
5759                       GDI_END);
5760
5761     if (gi == NULL)
5762       Error(ERR_EXIT, "cannot create gadget");
5763
5764     level_editor_gadget[id] = gi;
5765     right_gadget_border[id] =
5766       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
5767   }
5768 }
5769
5770 static void CreateTextInputGadgets()
5771 {
5772   struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_INPUT_TEXT];
5773   int border_size = gd->border_size;
5774   int font_nr = FONT_INPUT_1;
5775   int font_height = getFontHeight(font_nr);
5776   int xoffset = TILEX + ED_ELEMENT_BORDER + 3 * border_size;
5777   int yoffset = (TILEY - font_height) / 2;
5778   int max_infotext_len = getMaxInfoTextLength();
5779   int i;
5780
5781   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
5782   {
5783     int gd_x1 = gd->src_x;
5784     int gd_y1 = gd->src_y;
5785     int gd_x2 = gd->src_x + gd->active_xoffset;
5786     int gd_y2 = gd->src_y + gd->active_yoffset;
5787     struct GadgetInfo *gi;
5788     unsigned int event_mask;
5789     char infotext[MAX_OUTPUT_LINESIZE + 1];
5790     int id = textinput_info[i].gadget_id;
5791     int x, y;
5792
5793     if (i == ED_TEXTINPUT_ID_ELEMENT_NAME)
5794     {
5795       x = ED_ELEMENT_SETTINGS_ELEM_XPOS + xoffset - border_size;
5796       y = ED_ELEMENT_SETTINGS_ELEM_YPOS + yoffset - border_size;
5797     }
5798     else
5799     {
5800       x = ED_SETTINGS_X(textinput_info[i].x);
5801       y = ED_SETTINGS_Y(textinput_info[i].y);
5802     }
5803
5804     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5805
5806     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
5807     infotext[max_infotext_len] = '\0';
5808
5809     gi = CreateGadget(GDI_CUSTOM_ID, id,
5810                       GDI_CUSTOM_TYPE_ID, i,
5811                       GDI_INFO_TEXT, infotext,
5812                       GDI_X, SX + x,
5813                       GDI_Y, SY + y,
5814                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
5815                       GDI_TEXT_VALUE, textinput_info[i].value,
5816                       GDI_TEXT_SIZE, textinput_info[i].size,
5817                       GDI_TEXT_FONT, FONT_INPUT_1,
5818                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5819                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
5820                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
5821                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
5822                       GDI_DESIGN_WIDTH, gd->width,
5823                       GDI_EVENT_MASK, event_mask,
5824                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5825                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
5826                       GDI_END);
5827
5828     if (gi == NULL)
5829       Error(ERR_EXIT, "cannot create gadget");
5830
5831     level_editor_gadget[id] = gi;
5832   }
5833 }
5834
5835 static void CreateTextAreaGadgets()
5836 {
5837   int max_infotext_len = getMaxInfoTextLength();
5838   int i;
5839
5840   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
5841   {
5842     struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_INPUT_TEXTAREA];
5843     int gd_x1 = gd->src_x;
5844     int gd_y1 = gd->src_y;
5845     int gd_x2 = gd->src_x + gd->active_xoffset;
5846     int gd_y2 = gd->src_y + gd->active_yoffset;
5847     struct GadgetInfo *gi;
5848     unsigned int event_mask;
5849     char infotext[MAX_OUTPUT_LINESIZE + 1];
5850     int id = textarea_info[i].gadget_id;
5851     int area_xsize = textarea_info[i].xsize;
5852     int area_ysize = textarea_info[i].ysize;
5853
5854     event_mask = GD_EVENT_TEXT_LEAVING;
5855
5856     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
5857     infotext[max_infotext_len] = '\0';
5858
5859     gi = CreateGadget(GDI_CUSTOM_ID, id,
5860                       GDI_CUSTOM_TYPE_ID, i,
5861                       GDI_INFO_TEXT, infotext,
5862                       GDI_X, SX + ED_SETTINGS_X(textarea_info[i].x),
5863                       GDI_Y, SY + ED_SETTINGS_Y(textarea_info[i].y),
5864                       GDI_TYPE, GD_TYPE_TEXT_AREA,
5865                       GDI_AREA_SIZE, area_xsize, area_ysize,
5866                       GDI_TEXT_FONT, FONT_INPUT_1,
5867                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5868                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
5869                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
5870                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
5871                       GDI_DESIGN_WIDTH, gd->width,
5872                       GDI_EVENT_MASK, event_mask,
5873                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5874                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
5875                       GDI_END);
5876
5877     if (gi == NULL)
5878       Error(ERR_EXIT, "cannot create gadget");
5879
5880     level_editor_gadget[id] = gi;
5881   }
5882 }
5883
5884 static void CreateSelectboxGadgets()
5885 {
5886   int max_infotext_len = getMaxInfoTextLength();
5887   int i, j;
5888
5889   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5890   {
5891     struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_SELECTBOX_INPUT];
5892     struct GraphicInfo *gd2 = &graphic_info[IMG_EDITOR_SELECTBOX_BUTTON];
5893     int gd_x1 = gd->src_x;
5894     int gd_y1 = gd->src_y;
5895     int gd_x2 = gd->src_x + gd->active_xoffset;
5896     int gd_y2 = gd->src_y + gd->active_yoffset;
5897     int selectbox_button_xsize = gd2->width;
5898     struct GadgetInfo *gi;
5899     unsigned int event_mask;
5900     char infotext[MAX_OUTPUT_LINESIZE + 1];
5901     int id = selectbox_info[i].gadget_id;
5902     int x = SX + ED_SETTINGS_X(selectbox_info[i].x);
5903     int y = SY + ED_SETTINGS_Y(selectbox_info[i].y);
5904
5905     if (selectbox_info[i].size == -1)   /* dynamically determine size */
5906     {
5907       /* (we cannot use -1 for uninitialized values if we directly compare
5908          with results from strlen(), because the '<' and '>' operation will
5909          implicitely cast -1 to an unsigned integer value!) */
5910       selectbox_info[i].size = 0;
5911
5912       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
5913         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
5914           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
5915
5916       selectbox_info[i].size++;         /* add one character empty space */
5917     }
5918
5919     event_mask = GD_EVENT_RELEASED |
5920       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5921
5922     /* determine horizontal position to the right of specified gadget */
5923     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
5924       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
5925            ED_GADGET_TEXT_DISTANCE);
5926
5927     /* determine horizontal offset for leading text */
5928     if (selectbox_info[i].text_left != NULL)
5929       x += getTextWidthForGadget(selectbox_info[i].text_left);
5930
5931     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
5932     infotext[max_infotext_len] = '\0';
5933
5934     gi = CreateGadget(GDI_CUSTOM_ID, id,
5935                       GDI_CUSTOM_TYPE_ID, i,
5936                       GDI_INFO_TEXT, infotext,
5937                       GDI_X, x,
5938                       GDI_Y, y,
5939                       GDI_TYPE, GD_TYPE_SELECTBOX,
5940                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
5941                       GDI_SELECTBOX_CHAR_UNSELECTABLE, '[',
5942                       GDI_TEXT_SIZE, selectbox_info[i].size,
5943                       GDI_TEXT_FONT, FONT_INPUT_1,
5944                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5945                       GDI_TEXT_FONT_UNSELECTABLE, FONT_TEXT_1,
5946                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
5947                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
5948                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
5949                       GDI_BORDER_SIZE_SELECTBUTTON, selectbox_button_xsize,
5950                       GDI_DESIGN_WIDTH, gd->width,
5951                       GDI_EVENT_MASK, event_mask,
5952                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5953                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
5954                       GDI_END);
5955
5956     if (gi == NULL)
5957       Error(ERR_EXIT, "cannot create gadget");
5958
5959     level_editor_gadget[id] = gi;
5960     right_gadget_border[id] =
5961       getRightGadgetBorder(gi, selectbox_info[i].text_right);
5962   }
5963 }
5964
5965 static void CreateTextbuttonGadgets()
5966 {
5967   int max_infotext_len = getMaxInfoTextLength();
5968   int i;
5969
5970   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
5971   {
5972     int id = textbutton_info[i].gadget_id;
5973     int is_tab_button =
5974       ((id >= GADGET_ID_LEVELINFO_LEVEL && id <= GADGET_ID_LEVELINFO_EDITOR) ||
5975        (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE));
5976     int graphic =
5977       (is_tab_button ? IMG_EDITOR_TABBUTTON : IMG_EDITOR_TEXTBUTTON);
5978     int gadget_distance =
5979       (is_tab_button ? ED_GADGET_DISTANCE : ED_GADGET_TEXT_DISTANCE);
5980     struct GraphicInfo *gd = &graphic_info[graphic];
5981     int gd_x1 = gd->src_x;
5982     int gd_y1 = gd->src_y;
5983     int gd_x2 = gd->src_x + gd->pressed_xoffset;
5984     int gd_y2 = gd->src_y + gd->pressed_yoffset;
5985     int gd_x1a = gd->src_x + gd->active_xoffset;
5986     int gd_y1a = gd->src_y + gd->active_yoffset;
5987     int border_xsize = gd->border_size + gd->draw_xoffset;
5988     int border_ysize = gd->border_size;
5989     struct GadgetInfo *gi;
5990     unsigned int event_mask;
5991     char infotext[MAX_OUTPUT_LINESIZE + 1];
5992     int x = SX + textbutton_info[i].x;
5993     int y = SY + textbutton_info[i].y;
5994
5995     if (textbutton_info[i].size == -1)  /* dynamically determine size */
5996       textbutton_info[i].size = strlen(textbutton_info[i].text);
5997
5998     event_mask = GD_EVENT_RELEASED;
5999
6000     sprintf(infotext, "%s", textbutton_info[i].infotext);
6001     infotext[max_infotext_len] = '\0';
6002
6003     /* determine horizontal position to the right of specified gadget */
6004     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6005     {
6006       int gadget_id_align = textbutton_info[i].gadget_id_align;
6007
6008       x = right_gadget_border[gadget_id_align] + gadget_distance;
6009
6010       if (textbutton_info[i].y == -1)
6011         y = level_editor_gadget[gadget_id_align]->y;
6012     }
6013
6014     /* determine horizontal offset for leading text */
6015     if (textbutton_info[i].text_left != NULL)
6016       x += getTextWidthForGadget(textbutton_info[i].text_left);
6017
6018     gi = CreateGadget(GDI_CUSTOM_ID, id,
6019                       GDI_CUSTOM_TYPE_ID, i,
6020                       GDI_INFO_TEXT, infotext,
6021                       GDI_X, x,
6022                       GDI_Y, y,
6023                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
6024                       GDI_TEXT_VALUE, textbutton_info[i].text,
6025                       GDI_TEXT_SIZE, textbutton_info[i].size,
6026                       GDI_TEXT_FONT, FONT_INPUT_2,
6027                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2_ACTIVE,
6028                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6029                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6030                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
6031                       GDI_BORDER_SIZE, border_xsize, border_ysize,
6032                       GDI_DESIGN_WIDTH, gd->width,
6033                       GDI_DECORATION_SHIFTING, 1, 1,
6034                       GDI_EVENT_MASK, event_mask,
6035                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6036                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
6037                       GDI_END);
6038
6039     if (gi == NULL)
6040       Error(ERR_EXIT, "cannot create gadget");
6041
6042     level_editor_gadget[id] = gi;
6043     right_gadget_border[id] =
6044       getRightGadgetBorder(gi, textbutton_info[i].text_right);
6045   }
6046 }
6047
6048 static void CreateGraphicbuttonGadgets()
6049 {
6050   struct GadgetInfo *gi;
6051   unsigned int event_mask;
6052   int i;
6053
6054   /* create buttons for scrolling of drawing area and element list */
6055   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
6056   {
6057     int id = graphicbutton_info[i].gadget_id;
6058     int x = SX + ED_SETTINGS_X(graphicbutton_info[i].x);
6059     int y = SY + ED_SETTINGS_Y(graphicbutton_info[i].y);
6060     struct GraphicInfo *gd = &graphic_info[graphicbutton_info[i].graphic];
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
6066     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
6067
6068     /* determine horizontal position to the right of specified gadget */
6069     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6070       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
6071            ED_GADGET_TEXT_DISTANCE);
6072
6073     /* determine horizontal offset for leading text */
6074     if (graphicbutton_info[i].text_left != NULL)
6075       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
6076
6077     gi = CreateGadget(GDI_CUSTOM_ID, id,
6078                       GDI_CUSTOM_TYPE_ID, i,
6079                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
6080                       GDI_X, x,
6081                       GDI_Y, y,
6082                       GDI_WIDTH, gd->width,
6083                       GDI_HEIGHT, gd->height,
6084                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
6085                       GDI_STATE, GD_BUTTON_UNPRESSED,
6086                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6087                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6088                       GDI_EVENT_MASK, event_mask,
6089                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6090                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
6091                       GDI_END);
6092
6093     if (gi == NULL)
6094       Error(ERR_EXIT, "cannot create gadget");
6095
6096     level_editor_gadget[id] = gi;
6097     right_gadget_border[id] =
6098       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
6099   }
6100 }
6101
6102 static void CreateScrollbarGadgets()
6103 {
6104   int i;
6105
6106   /* these values are not constant, but can change at runtime */
6107   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].x =
6108     SX + ED_SCROLL_HORIZONTAL_XPOS;
6109   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].y =
6110     SY + ED_SCROLL_HORIZONTAL_YPOS;
6111   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width =
6112     ED_SCROLL_HORIZONTAL_XSIZE;
6113   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].height =
6114     ED_SCROLL_HORIZONTAL_YSIZE;
6115   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_x      = SX;
6116   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_y      = SY;
6117   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_width  = SXSIZE;
6118   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_height = SYSIZE;
6119
6120   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].x =
6121     SX + ED_SCROLL_VERTICAL_XPOS;
6122   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].y =
6123     SY + ED_SCROLL_VERTICAL_YPOS;
6124   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].width =
6125     ED_SCROLL_VERTICAL_XSIZE;
6126   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].height =
6127     ED_SCROLL_VERTICAL_YSIZE;
6128   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_x      = SX;
6129   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_y      = SY;
6130   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_width  = SXSIZE;
6131   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_height = SYSIZE;
6132
6133   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].x =
6134     DX + ED_SCROLL2_VERTICAL_XPOS;
6135   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].y =
6136     DY + ED_SCROLL2_VERTICAL_YPOS;
6137   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].width =
6138     ED_SCROLL2_VERTICAL_XSIZE;
6139   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].height =
6140     ED_SCROLL2_VERTICAL_YSIZE;
6141   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_x = DX;
6142   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_y = DY;
6143   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_width  = DXSIZE;
6144   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_height = DYSIZE;
6145
6146   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
6147   {
6148     int id = scrollbar_info[i].gadget_id;
6149     int graphic = scrollbar_info[i].graphic;
6150     struct GraphicInfo *gd = &graphic_info[graphic];
6151     Bitmap *gd_bitmap = gd->bitmap;
6152     int gd_x1, gd_x2, gd_y1, gd_y2;
6153     struct GadgetInfo *gi;
6154     int items_max, items_visible, item_position;
6155     unsigned int event_mask;
6156
6157     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
6158     {
6159       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
6160       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
6161       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
6162     }
6163     else        /* drawing area scrollbars */
6164     {
6165       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
6166       {
6167         items_max = MAX(lev_fieldx + 2, ed_fieldx);
6168         items_visible = ed_fieldx;
6169         item_position = 0;
6170       }
6171       else
6172       {
6173         items_max = MAX(lev_fieldy + 2, ed_fieldy);
6174         items_visible = ed_fieldy;
6175         item_position = 0;
6176       }
6177     }
6178
6179     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
6180
6181     gd_x1 = gd->src_x;
6182     gd_y1 = gd->src_y;
6183     gd_x2 = gd->src_x + gd->pressed_xoffset;
6184     gd_y2 = gd->src_y + gd->pressed_yoffset;
6185
6186     gi = CreateGadget(GDI_CUSTOM_ID, id,
6187                       GDI_CUSTOM_TYPE_ID, i,
6188                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
6189                       GDI_X, scrollbar_pos[i].x,
6190                       GDI_Y, scrollbar_pos[i].y,
6191                       GDI_WIDTH, scrollbar_pos[i].width,
6192                       GDI_HEIGHT, scrollbar_pos[i].height,
6193                       GDI_TYPE, scrollbar_info[i].type,
6194                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
6195                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
6196                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
6197                       GDI_WHEEL_AREA_X, scrollbar_pos[i].wheel_x,
6198                       GDI_WHEEL_AREA_Y, scrollbar_pos[i].wheel_y,
6199                       GDI_WHEEL_AREA_WIDTH, scrollbar_pos[i].wheel_width,
6200                       GDI_WHEEL_AREA_HEIGHT, scrollbar_pos[i].wheel_height,
6201                       GDI_STATE, GD_BUTTON_UNPRESSED,
6202                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
6203                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
6204                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
6205                       GDI_EVENT_MASK, event_mask,
6206                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6207                       GDI_CALLBACK_ACTION, HandleControlButtons,
6208                       GDI_END);
6209
6210     if (gi == NULL)
6211       Error(ERR_EXIT, "cannot create gadget");
6212
6213     level_editor_gadget[id] = gi;
6214   }
6215 }
6216
6217 static void CreateCheckbuttonGadgets()
6218 {
6219   struct GadgetInfo *gi;
6220   unsigned int event_mask;
6221   int i;
6222
6223   event_mask = GD_EVENT_PRESSED;
6224
6225   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
6226   {
6227     int id = checkbutton_info[i].gadget_id;
6228     int graphic = (id == GADGET_ID_STICK_ELEMENT ? IMG_EDITOR_STICKYBUTTON :
6229                    IMG_EDITOR_CHECKBOX);
6230     struct GraphicInfo *gd = &graphic_info[graphic];
6231     int gd_x1 = gd->src_x;
6232     int gd_y1 = gd->src_y;
6233     int gd_x2 = gd->src_x + gd->pressed_xoffset;
6234     int gd_y2 = gd->src_y + gd->pressed_yoffset;
6235     int gd_x1a = gd->src_x + gd->active_xoffset;
6236     int gd_y1a = gd->src_y + gd->active_yoffset;
6237     int gd_x2a = gd->src_x + gd->active_xoffset + gd->pressed_xoffset;
6238     int gd_y2a = gd->src_y + gd->active_yoffset + gd->pressed_yoffset;
6239     int x = SX + ED_SETTINGS_X(checkbutton_info[i].x);
6240     int y = SY + ED_SETTINGS_Y(checkbutton_info[i].y);
6241
6242     /* determine horizontal position to the right of specified gadget */
6243     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6244       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
6245            ED_GADGET_TEXT_DISTANCE);
6246
6247     /* determine horizontal offset for leading text */
6248     if (checkbutton_info[i].text_left != NULL)
6249       x += getTextWidthForGadget(checkbutton_info[i].text_left);
6250
6251     gi = CreateGadget(GDI_CUSTOM_ID, id,
6252                       GDI_CUSTOM_TYPE_ID, i,
6253                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
6254                       GDI_X, x,
6255                       GDI_Y, y,
6256                       GDI_WIDTH, gd->width,
6257                       GDI_HEIGHT, gd->height,
6258                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
6259                       GDI_CHECKED, *checkbutton_info[i].value,
6260                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6261                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6262                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
6263                       GDI_ALT_DESIGN_PRESSED, gd->bitmap, gd_x2a, gd_y2a,
6264                       GDI_EVENT_MASK, event_mask,
6265                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6266                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
6267                       GDI_END);
6268
6269     if (gi == NULL)
6270       Error(ERR_EXIT, "cannot create gadget");
6271
6272     level_editor_gadget[id] = gi;
6273     right_gadget_border[id] =
6274       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
6275   }
6276 }
6277
6278 static void CreateRadiobuttonGadgets()
6279 {
6280   struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_RADIOBUTTON];
6281   int gd_x1 = gd->src_x;
6282   int gd_y1 = gd->src_y;
6283   int gd_x2 = gd->src_x + gd->pressed_xoffset;
6284   int gd_y2 = gd->src_y + gd->pressed_yoffset;
6285   int gd_x1a = gd->src_x + gd->active_xoffset;
6286   int gd_y1a = gd->src_y + gd->active_yoffset;
6287   int gd_x2a = gd->src_x + gd->active_xoffset + gd->pressed_xoffset;
6288   int gd_y2a = gd->src_y + gd->active_yoffset + gd->pressed_yoffset;
6289   struct GadgetInfo *gi;
6290   unsigned int event_mask;
6291   int i;
6292
6293   event_mask = GD_EVENT_PRESSED;
6294
6295   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
6296   {
6297     int id = radiobutton_info[i].gadget_id;
6298     int x = SX + ED_SETTINGS_X(radiobutton_info[i].x);
6299     int y = SY + ED_SETTINGS_Y(radiobutton_info[i].y);
6300
6301     int checked =
6302       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
6303
6304     /* determine horizontal position to the right of specified gadget */
6305     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
6306       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
6307            ED_GADGET_TEXT_DISTANCE);
6308
6309     /* determine horizontal offset for leading text */
6310     if (radiobutton_info[i].text_left != NULL)
6311       x += getTextWidthForGadget(radiobutton_info[i].text_left);
6312
6313     gi = CreateGadget(GDI_CUSTOM_ID, id,
6314                       GDI_CUSTOM_TYPE_ID, i,
6315                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
6316                       GDI_X, x,
6317                       GDI_Y, y,
6318                       GDI_WIDTH, gd->width,
6319                       GDI_HEIGHT, gd->height,
6320                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
6321                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
6322                       GDI_CHECKED, checked,
6323                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
6324                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
6325                       GDI_ALT_DESIGN_UNPRESSED, gd->bitmap, gd_x1a, gd_y1a,
6326                       GDI_ALT_DESIGN_PRESSED, gd->bitmap, gd_x2a, gd_y2a,
6327                       GDI_EVENT_MASK, event_mask,
6328                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6329                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
6330                       GDI_END);
6331
6332     if (gi == NULL)
6333       Error(ERR_EXIT, "cannot create gadget");
6334
6335     level_editor_gadget[id] = gi;
6336     right_gadget_border[id] =
6337       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
6338   }
6339 }
6340
6341 void CreateLevelEditorGadgets()
6342 {
6343   int old_game_status = game_status;
6344
6345   /* setting 'game_status' is needed to get the right fonts for the editor */
6346   game_status = GAME_MODE_EDITOR;
6347
6348   /* these values are not constant, but can change at runtime */
6349   ed_fieldx = MAX_ED_FIELDX - 1;
6350   ed_fieldy = MAX_ED_FIELDY - 1;
6351
6352   num_editor_gadgets = NUM_EDITOR_GADGETS;
6353
6354   // printf("::: allocating %d gadgets ...\n", num_editor_gadgets);
6355
6356   level_editor_gadget =
6357     checked_calloc(num_editor_gadgets * sizeof(struct GadgetInfo *));
6358   right_gadget_border =
6359     checked_calloc(num_editor_gadgets * sizeof(int));
6360
6361   editor_el_empty = checked_calloc(ED_NUM_ELEMENTLIST_BUTTONS * sizeof(int));
6362   editor_el_empty_ptr = editor_el_empty;
6363
6364   ReinitializeElementList();
6365
6366   CreateControlButtons();
6367   CreateScrollbarGadgets();
6368
6369   /* order of function calls is important because of cross-references */
6370   CreateCheckbuttonGadgets();
6371   CreateCounterButtons();
6372   CreateRadiobuttonGadgets();
6373   CreateTextInputGadgets();
6374   CreateTextAreaGadgets();
6375   CreateSelectboxGadgets();
6376   CreateGraphicbuttonGadgets();
6377   CreateTextbuttonGadgets();
6378   CreateDrawingAreas();
6379
6380   game_status = old_game_status;
6381 }
6382
6383 void FreeLevelEditorGadgets()
6384 {
6385   int i;
6386
6387   // printf("::: freeing %d gadgets ...\n", num_editor_gadgets);
6388
6389   for (i = 0; i < num_editor_gadgets; i++)
6390   {
6391     FreeGadget(level_editor_gadget[i]);
6392
6393     level_editor_gadget[i] = NULL;
6394   }
6395
6396   checked_free(level_editor_gadget);
6397   checked_free(right_gadget_border);
6398
6399   checked_free(editor_el_empty);
6400 }
6401
6402 static void MapCounterButtons(int id)
6403 {
6404   int font_nr = FONT_TEXT_1;
6405   int font_height = getFontHeight(font_nr);
6406   int gadget_id_down = counterbutton_info[id].gadget_id_down;
6407   int gadget_id_text = counterbutton_info[id].gadget_id_text;
6408   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
6409   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
6410   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
6411   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
6412   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
6413   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6414   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
6415   int yoffset = (gi_down->height - font_height) / 2;
6416   int x_left = gi_down->x - xoffset_left;
6417   int x_right;  /* set after gadget position was modified */
6418   int y_above = gi_down->y - yoffset_above;
6419   int x = gi_down->x;
6420   int y;        /* set after gadget position was modified */
6421
6422   /* counter limits must be changed first to prevent value truncation */
6423   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
6424                             counterbutton_info[id].max_value);
6425
6426   /* right text position might have changed after setting position above */
6427   x_right = gi_up->x + gi_up->width + xoffset_right;
6428
6429   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
6430
6431   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
6432   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
6433       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
6434   {
6435     ModifyGadget(gi_down, GDI_Y,
6436                  SY + ED_SETTINGS_Y(counterbutton_info[id].y), GDI_END);
6437     ModifyGadget(gi_text, GDI_Y,
6438                  SY + ED_SETTINGS_Y(counterbutton_info[id].y), GDI_END);
6439     ModifyGadget(gi_up,   GDI_Y,
6440                  SY + ED_SETTINGS_Y(counterbutton_info[id].y), GDI_END);
6441   }
6442
6443   /* vertical position might have changed after setting position above */
6444   y = gi_up->y + yoffset;
6445
6446   if (counterbutton_info[id].text_above)
6447     DrawText(x, y_above, counterbutton_info[id].text_above, font_nr);
6448
6449   if (counterbutton_info[id].text_left)
6450     DrawText(x_left, y, counterbutton_info[id].text_left, font_nr);
6451
6452   if (counterbutton_info[id].text_right)
6453     DrawText(x_right, y, counterbutton_info[id].text_right, font_nr);
6454
6455   MapGadget(gi_down);
6456   MapGadget(gi_text);
6457   MapGadget(gi_up);
6458 }
6459
6460 static void MapControlButtons()
6461 {
6462   int counter_id;
6463   int i;
6464
6465   /* map toolbox buttons (excluding special CE toolbox buttons) */
6466   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
6467     MapGadget(level_editor_gadget[i]);
6468
6469   /* map toolbox buttons (element properties button) */
6470   MapGadget(level_editor_gadget[ED_NUM_CTRL1_4_BUTTONS]);
6471
6472   /* map buttons to select elements */
6473   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6474     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
6475   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
6476   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
6477   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
6478
6479   /* map buttons to select level */
6480   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
6481   counterbutton_info[counter_id].min_value = leveldir_current->first_level;
6482   counterbutton_info[counter_id].max_value = leveldir_current->last_level;
6483   MapCounterButtons(counter_id);
6484 }
6485
6486 static void MapDrawingArea(int id)
6487 {
6488   int font_nr = FONT_TEXT_1;
6489   int font_height = getFontHeight(font_nr);
6490   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6491   int area_xsize = gi->drawing.area_xsize;
6492   int area_ysize = gi->drawing.area_ysize;
6493   int xoffset_left = getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6494   int xoffset_below = getTextWidth(drawingarea_info[id].text_below, font_nr);
6495   int x_left  = gi->x - xoffset_left;
6496   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
6497   int x_below = gi->x + (gi->width - xoffset_below) / 2;
6498   int y_side  = gi->y + (gi->height - font_height) / 2;
6499   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
6500
6501   if (drawingarea_info[id].text_left)
6502     DrawText(x_left, y_side, drawingarea_info[id].text_left, font_nr);
6503
6504   if (drawingarea_info[id].text_right)
6505     DrawText(x_right, y_side, drawingarea_info[id].text_right, font_nr);
6506
6507   if (drawingarea_info[id].text_below)
6508     DrawText(x_below, y_below, drawingarea_info[id].text_below, font_nr);
6509
6510   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
6511   {
6512     DrawElementBorder(gi->x, gi->y,
6513                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
6514
6515     DrawDrawingArea(id);
6516   }
6517
6518   MapGadget(gi);
6519 }
6520
6521 static void MapTextInputGadget(int id)
6522 {
6523   int font_nr = FONT_TEXT_1;
6524   int font_height = getFontHeight(font_nr);
6525   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
6526   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
6527   int x_above = ED_SETTINGS_X(textinput_info[id].x);
6528   int y_above = ED_SETTINGS_Y(textinput_info[id].y) - yoffset_above;
6529
6530   if (textinput_info[id].text_above)
6531     DrawTextS(x_above, y_above, font_nr, textinput_info[id].text_above);
6532
6533   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
6534
6535   MapGadget(gi);
6536 }
6537
6538 static void MapTextAreaGadget(int id)
6539 {
6540   int font_nr = FONT_TEXT_1;
6541   int font_height = getFontHeight(font_nr);
6542   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6543   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
6544   int x_above = ED_SETTINGS_X(textarea_info[id].x);
6545   int y_above = ED_SETTINGS_Y(textarea_info[id].y) - yoffset_above;
6546
6547   if (textarea_info[id].text_above)
6548     DrawTextS(x_above, y_above, font_nr, textarea_info[id].text_above);
6549
6550   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
6551
6552   MapGadget(gi);
6553 }
6554
6555 static void MapSelectboxGadget(int id)
6556 {
6557   int font_nr = FONT_TEXT_1;
6558   int font_height = getFontHeight(font_nr);
6559   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
6560   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
6561   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6562   int yoffset = (gi->height - font_height) / 2;
6563   int x_left = gi->x - xoffset_left;
6564   int x_right = gi->x + gi->width + xoffset_right;
6565   int y = gi->y + yoffset;
6566
6567   if (selectbox_info[id].text_left)
6568     DrawText(x_left, y, selectbox_info[id].text_left, font_nr);
6569
6570   if (selectbox_info[id].text_right)
6571     DrawText(x_right, y, selectbox_info[id].text_right, font_nr);
6572
6573   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
6574
6575   MapGadget(gi);
6576 }
6577
6578 static void MapTextbuttonGadget(int id)
6579 {
6580   int font_nr = FONT_TEXT_1;
6581   int font_height = getFontHeight(font_nr);
6582   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
6583   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
6584   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6585   int yoffset = (gi->height - font_height) / 2;
6586   int x_left = gi->x - xoffset_left;
6587   int x_right = gi->x + gi->width + xoffset_right;
6588   int y = gi->y + yoffset;
6589
6590   /* only show button to delete change pages when more than minimum pages */
6591   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
6592       custom_element.num_change_pages == MIN_CHANGE_PAGES)
6593     return;
6594
6595   if (textbutton_info[id].text_left)
6596     DrawText(x_left, y, textbutton_info[id].text_left, font_nr);
6597
6598   if (textbutton_info[id].text_right)
6599     DrawText(x_right, y, textbutton_info[id].text_right, font_nr);
6600
6601   MapGadget(gi);
6602 }
6603
6604 static void MapGraphicbuttonGadget(int id)
6605 {
6606   int font_nr = FONT_TEXT_1;
6607   int font_height = getFontHeight(font_nr);
6608   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
6609   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
6610   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6611   int yoffset = (gi->height - font_height) / 2;
6612   int x_left = gi->x - xoffset_left;
6613   int x_right = gi->x + gi->width + xoffset_right;
6614   int y = gi->y + yoffset;
6615
6616   if (graphicbutton_info[id].text_left)
6617     DrawText(x_left, y, graphicbutton_info[id].text_left, font_nr);
6618
6619   if (graphicbutton_info[id].text_right)
6620     DrawText(x_right, y, graphicbutton_info[id].text_right, font_nr);
6621
6622   MapGadget(gi);
6623 }
6624
6625 static void MapRadiobuttonGadget(int id)
6626 {
6627   int font_nr = FONT_TEXT_1;
6628   int font_height = getFontHeight(font_nr);
6629   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
6630   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6631   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6632   int yoffset = (gi->height - font_height) / 2;
6633   int x_left = gi->x - xoffset_left;
6634   int x_right = gi->x + gi->width + xoffset_right;
6635   int y = gi->y + yoffset;
6636   boolean checked =
6637     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
6638
6639   if (radiobutton_info[id].text_left)
6640     DrawText(x_left, y, radiobutton_info[id].text_left, font_nr);
6641
6642   if (radiobutton_info[id].text_right)
6643     DrawText(x_right, y, radiobutton_info[id].text_right, font_nr);
6644
6645   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
6646
6647   MapGadget(gi);
6648 }
6649
6650 static void MapCheckbuttonGadget(int id)
6651 {
6652   int font_nr = FONT_TEXT_1;
6653   int font_height = getFontHeight(font_nr);
6654   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
6655   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6656   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6657   int yoffset = (gi->height - font_height) / 2;
6658   int x_left, x_right, y;       /* set after gadget position was modified */
6659
6660   /* set position for gadgets with dynamically determined position */
6661   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
6662     ModifyGadget(gi, GDI_X, SX + ED_SETTINGS_X(checkbutton_info[id].x),GDI_END);
6663   ModifyGadget(gi, GDI_Y, SY + ED_SETTINGS_Y(checkbutton_info[id].y), GDI_END);
6664
6665   x_left = gi->x - xoffset_left;
6666   x_right = gi->x + gi->width + xoffset_right;
6667   y = gi->y + yoffset;
6668
6669   if (checkbutton_info[id].text_left)
6670     DrawText(x_left, y, checkbutton_info[id].text_left, font_nr);
6671
6672   if (checkbutton_info[id].text_right)
6673     DrawText(x_right, y, checkbutton_info[id].text_right, font_nr);
6674
6675   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
6676
6677   MapGadget(gi);
6678 }
6679
6680 static void MapMainDrawingArea()
6681 {
6682   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
6683   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
6684   int i;
6685
6686   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
6687   {
6688     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
6689           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
6690          no_horizontal_scrollbar) ||
6691         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
6692           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
6693          no_vertical_scrollbar))
6694       continue;
6695
6696     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
6697   }
6698
6699   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
6700   {
6701     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
6702         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
6703       continue;
6704
6705     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
6706   }
6707
6708   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
6709 }
6710
6711 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
6712 {
6713   int i;
6714
6715   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
6716   {
6717     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
6718         i == GADGET_ID_CUSTOM_COPY_TO ||
6719         i == GADGET_ID_CUSTOM_EXCHANGE ||
6720         i == GADGET_ID_CUSTOM_COPY ||
6721         i == GADGET_ID_CUSTOM_PASTE)
6722     {
6723       if (map)
6724         MapGadget(level_editor_gadget[i]);
6725       else
6726         UnmapGadget(level_editor_gadget[i]);
6727     }
6728   }
6729 }
6730
6731 static void MapLevelEditorToolboxCustomGadgets()
6732 {
6733   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
6734 }
6735
6736 static void UnmapLevelEditorToolboxCustomGadgets()
6737 {
6738   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
6739 }
6740
6741 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
6742 {
6743   int i;
6744
6745   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
6746   {
6747     if (i != GADGET_ID_SINGLE_ITEMS &&
6748         i != GADGET_ID_PICK_ELEMENT)
6749     {
6750       struct GadgetInfo *gi = level_editor_gadget[i];
6751
6752       if (map)
6753       {
6754         MapGadget(gi);
6755       }
6756       else
6757       {
6758         int graphic = IMG_EDITOR_NO_TOOLBOX_BUTTON;
6759         struct GraphicInfo *gd = &graphic_info[graphic];
6760
6761         UnmapGadget(gi);
6762
6763         BlitBitmap(gd->bitmap, drawto, gd->src_x, gd->src_y,
6764                    gi->width, gi->height, gi->x, gi->y);
6765
6766         redraw_mask |= REDRAW_DOOR_3;
6767       }
6768     }
6769   }
6770 }
6771
6772 static void MapLevelEditorToolboxDrawingGadgets()
6773 {
6774   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
6775 }
6776
6777 static void UnmapLevelEditorToolboxDrawingGadgets()
6778 {
6779   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
6780 }
6781
6782 static void UnmapDrawingArea(int id)
6783 {
6784   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
6785 }
6786
6787 static void UnmapLevelEditorFieldGadgets()
6788 {
6789   int i;
6790
6791   for (i = 0; i < num_editor_gadgets; i++)
6792     if (IN_GFX_FIELD_FULL(level_editor_gadget[i]->x,
6793                           level_editor_gadget[i]->y))
6794       UnmapGadget(level_editor_gadget[i]);
6795 }
6796
6797 void UnmapLevelEditorGadgets()
6798 {
6799   int i;
6800
6801   for (i = 0; i < num_editor_gadgets; i++)
6802     UnmapGadget(level_editor_gadget[i]);
6803 }
6804
6805 static void ResetUndoBuffer()
6806 {
6807   undo_buffer_position = -1;
6808   undo_buffer_steps = -1;
6809   redo_buffer_steps = 0;
6810
6811   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6812
6813   level.changed = FALSE;
6814 }
6815
6816 static void DrawEditModeWindow()
6817 {
6818   ModifyEditorElementList();
6819   RedrawDrawingElements();
6820
6821   if (edit_mode == ED_MODE_INFO)
6822     DrawLevelInfoWindow();
6823   else if (edit_mode == ED_MODE_PROPERTIES)
6824     DrawPropertiesWindow();
6825   else  /* edit_mode == ED_MODE_DRAWING */
6826     DrawDrawingWindow();
6827 }
6828
6829 static boolean LevelChanged()
6830 {
6831   boolean field_changed = FALSE;
6832   int x, y;
6833
6834   for (y = 0; y < lev_fieldy; y++)
6835     for (x = 0; x < lev_fieldx; x++)
6836       if (Feld[x][y] != level.field[x][y])
6837         field_changed = TRUE;
6838
6839   return (level.changed || field_changed);
6840 }
6841
6842 static boolean PrepareSavingIntoPersonalLevelSet()
6843 {
6844   static LevelDirTree *last_copied_leveldir = NULL;
6845   static LevelDirTree *last_written_leveldir = NULL;
6846   static int last_copied_level_nr = -1;
6847   static int last_written_level_nr = -1;
6848   LevelDirTree *leveldir_former = leveldir_current;
6849   int level_nr_former = level_nr;
6850   int new_level_nr;
6851
6852   // remember last mod/save so that for current session, we write
6853   // back to the same personal copy, asking only about overwrite.
6854   if (leveldir_current == last_copied_leveldir &&
6855       level_nr == last_copied_level_nr)
6856   {
6857     // "cd" to personal level set dir (as used when writing last copy)
6858     leveldir_current = last_written_leveldir;
6859     level_nr = last_written_level_nr;
6860
6861     return TRUE;
6862   }
6863
6864   if (!Request("This level is read only! "
6865                "Save into personal level set?", REQ_ASK))
6866     return FALSE;
6867
6868   // "cd" to personal level set dir (for writing copy the first time)
6869   leveldir_current =
6870     getTreeInfoFromIdentifier(leveldir_first, getLoginName());
6871
6872   // find unused level number
6873   for (new_level_nr = leveldir_current->first_level; ; new_level_nr++)
6874   {
6875     static char *level_filename = NULL;
6876
6877     setString(&level_filename, getDefaultLevelFilename(new_level_nr));
6878
6879     if (!fileExists(level_filename))
6880       break;
6881   }
6882
6883   last_copied_leveldir = leveldir_former;
6884   last_copied_level_nr = level_nr_former;
6885
6886   last_written_leveldir = leveldir_current;
6887   last_written_level_nr = level_nr = new_level_nr;
6888
6889   return TRUE;
6890 }
6891
6892 static void ModifyLevelInfoForSavingIntoPersonalLevelSet(char *former_name)
6893 {
6894   static char *filename_levelinfo = NULL, *mod_name = NULL;
6895   FILE *file;
6896
6897   // annotate this copy-and-mod in personal levelinfo.conf
6898   setString(&filename_levelinfo,
6899             getPath2(getCurrentLevelDir(), LEVELINFO_FILENAME));
6900
6901   if ((file = fopen(filename_levelinfo, MODE_APPEND)))
6902   {
6903     fprintf(file, "\n");
6904     fprintf(file, "# level %d was modified from:\n", level_nr);
6905     fprintf(file, "# - previous level set name:    %s\n",
6906             former_name);
6907     fprintf(file, "# - level within previous set:  %d \"%s\"\n",
6908             level.file_info.nr, level.name);
6909     fprintf(file, "# - previous author:            %s\n",
6910             level.author);
6911     fprintf(file, "# - previous save date:         ");
6912
6913     if (level.creation_date.src == DATE_SRC_LEVELFILE)
6914     {
6915       fprintf(file, "%04d-%02d-%02d\n",
6916               level.creation_date.year,
6917               level.creation_date.month,
6918               level.creation_date.day);
6919     }
6920     else
6921     {
6922       fprintf(file, "not recorded\n");
6923     }
6924
6925     fclose(file);
6926   }
6927
6928   if (level_nr > leveldir_current->last_level)
6929   {
6930     static char *temp_levelinfo = NULL;
6931     FILE *temp_file = NULL;
6932     char line[MAX_LINE_LEN];
6933
6934     setString(&temp_levelinfo,
6935               getPath2(getCurrentLevelDir(),
6936                        getStringCat2(LEVELINFO_FILENAME, ".new")));
6937
6938     if ((file = fopen(filename_levelinfo, MODE_READ)) &&
6939         (temp_file = fopen(temp_levelinfo, MODE_WRITE)))
6940     {
6941       while (fgets(line, MAX_LINE_LEN, file))
6942       {
6943         if (!strPrefix(line, "levels:"))
6944           fputs(line, temp_file);
6945         else
6946           fprintf(temp_file, "%-32s%d\n", "levels:", level_nr + 9);
6947       }
6948     }
6949
6950     if (temp_file)
6951       fclose(temp_file);
6952
6953     if (file)
6954       fclose(file);
6955
6956     // needs error handling; also, ok on dos/win?
6957     unlink(filename_levelinfo);
6958     rename(temp_levelinfo, filename_levelinfo);
6959   }
6960
6961   // else: allow the save even if annotation failed
6962
6963   // now... spray graffiti on the old level vital statistics
6964   // user can change these; just trying to set a good baseline
6965
6966   // don't truncate names for fear of making offensive or silly:
6967   // long-named original author only recorded in levelinfo.conf.
6968   // try to fit "Joe after Bob", "Joe (ed.)", then just "Joe"
6969   if (!strEqual(level.author, leveldir_current->author))
6970   {
6971     setString(&mod_name, getStringCat3(leveldir_current->author,
6972                                        " after ", level.author));
6973
6974     if (strlen(mod_name) > MAX_LEVEL_AUTHOR_LEN)
6975       setString(&mod_name,
6976                 getStringCat2(leveldir_current->author, " (ed.)"));
6977
6978     if (strlen(mod_name) > MAX_LEVEL_AUTHOR_LEN)
6979       setString(&mod_name, leveldir_current->author);
6980
6981     strncpy(level.author, mod_name, MAX_LEVEL_AUTHOR_LEN);
6982
6983     // less worried about truncation here
6984     setString(&mod_name, getStringCat2("Mod: ", level.name));
6985     strncpy(level.name, mod_name, MAX_LEVEL_NAME_LEN);
6986   }
6987 }
6988
6989 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
6990                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
6991 {
6992   int x, y;
6993
6994   for (x = 0; x < lev_fieldx; x++)
6995     for (y = 0; y < lev_fieldy; y++)
6996       dst[x][y] = src[x][y];
6997 }
6998
6999 static int setSelectboxValue(int selectbox_id, int new_value)
7000 {
7001   int new_index_value = 0;
7002   int i;
7003
7004   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
7005     if (selectbox_info[selectbox_id].options[i].value == new_value)
7006       new_index_value = i;
7007
7008   *selectbox_info[selectbox_id].value =
7009     selectbox_info[selectbox_id].options[new_index_value].value;
7010
7011   return new_index_value;
7012 }
7013
7014 static void setSelectboxSpecialActionVariablesIfNeeded()
7015 {
7016   int i;
7017
7018   /* change action mode and arg variables according to action type variable */
7019   for (i = 0; action_arg_options[i].value != -1; i++)
7020   {
7021     if (action_arg_options[i].value == custom_element_change.action_type)
7022     {
7023       int mode = action_arg_options[i].mode;
7024
7025       /* only change if corresponding selectbox has changed */
7026       if (selectbox_info[ED_SELECTBOX_ID_ACTION_MODE].options !=
7027           action_arg_modes[mode])
7028         custom_element_change.action_mode = -1;
7029
7030       /* only change if corresponding selectbox has changed */
7031       if (selectbox_info[ED_SELECTBOX_ID_ACTION_ARG].options !=
7032           action_arg_options[i].options)
7033         custom_element_change.action_arg = -1;
7034
7035       break;
7036     }
7037   }
7038 }
7039
7040 static void setSelectboxSpecialActionOptions()
7041 {
7042   int i;
7043
7044   /* change action mode and arg selectbox according to action type selectbox */
7045   for (i = 0; action_arg_options[i].value != -1; i++)
7046   {
7047     if (action_arg_options[i].value == custom_element_change.action_type)
7048     {
7049       int mode = action_arg_options[i].mode;
7050
7051       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
7052                                    action_arg_modes[mode]);
7053       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
7054                                  custom_element_change.action_mode);
7055
7056       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
7057                                    action_arg_options[i].options);
7058       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
7059                                  custom_element_change.action_arg);
7060       break;
7061     }
7062   }
7063 }
7064
7065 static void copy_custom_element_settings(int element_from, int element_to)
7066 {
7067   struct ElementInfo *ei_from = &element_info[element_from];
7068   struct ElementInfo *ei_to = &element_info[element_to];
7069
7070   copyElementInfo(ei_from, ei_to);
7071 }
7072
7073 static void replace_custom_element_in_settings(int element_from,
7074                                                int element_to)
7075 {
7076   int i, j, x, y;
7077
7078   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7079   {
7080     struct ElementInfo *ei = &element_info[i];
7081
7082     for (y = 0; y < 3; y++)
7083       for (x = 0; x < 3; x++)
7084         if (ei->content.e[x][y] == element_from)
7085           ei->content.e[x][y] = element_to;
7086
7087     for (j = 0; j < ei->num_change_pages; j++)
7088     {
7089       struct ElementChangeInfo *change = &ei->change_page[j];
7090
7091       if (change->target_element == element_from)
7092         change->target_element = element_to;
7093
7094       if (change->initial_trigger_element == element_from)
7095         change->initial_trigger_element = element_to;
7096
7097       if (change->action_element == element_from)
7098         change->action_element = element_to;
7099
7100       for (y = 0; y < 3; y++)
7101         for (x = 0; x < 3; x++)
7102           if (change->target_content.e[x][y] == element_from)
7103             change->target_content.e[x][y] = element_to;
7104     }
7105
7106     if (ei->group != NULL)                              /* group or internal */
7107       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
7108         if (ei->group->element[j] == element_from)
7109           ei->group->element[j] = element_to;
7110   }
7111 }
7112
7113 static void replace_custom_element_in_playfield(int element_from,
7114                                                 int element_to)
7115 {
7116   int x, y;
7117
7118   for (x = 0; x < lev_fieldx; x++)
7119     for (y = 0; y < lev_fieldy; y++)
7120       if (Feld[x][y] == element_from)
7121         Feld[x][y] = element_to;
7122 }
7123
7124 static boolean CopyCustomElement(int element_old, int element_new,
7125                                  int copy_mode)
7126 {
7127   if (copy_mode == GADGET_ID_CUSTOM_COPY)
7128   {
7129     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
7130                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
7131     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
7132   }
7133   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
7134   {
7135     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
7136                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
7137     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
7138
7139     level.changed = TRUE;
7140   }
7141   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
7142   {
7143     Request("Please choose custom element!", REQ_CONFIRM);
7144
7145     return FALSE;
7146   }
7147   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
7148   {
7149     Request("Please choose group element!", REQ_CONFIRM);
7150
7151     return FALSE;
7152   }
7153   else
7154   {
7155     level.changed = TRUE;
7156   }
7157
7158   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
7159   {
7160     copy_custom_element_settings(element_new, element_old);
7161   }
7162   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
7163   {
7164     copy_custom_element_settings(element_old, element_new);
7165   }
7166   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
7167   {
7168     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
7169     copy_custom_element_settings(element_new, element_old);
7170     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
7171
7172     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
7173     replace_custom_element_in_settings(element_new, element_old);
7174     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
7175
7176     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
7177     replace_custom_element_in_playfield(element_new, element_old);
7178     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
7179   }
7180
7181   UpdateCustomElementGraphicGadgets();
7182   DrawPropertiesWindow();
7183
7184   return TRUE;
7185 }
7186
7187 static void CopyCustomElementPropertiesToEditor(int element)
7188 {
7189   int i;
7190   int current_change_page = element_info[element].current_change_page;
7191
7192   /* dynamically (re)build selectbox for selecting change page */
7193   for (i = 0; i < element_info[element].num_change_pages; i++)
7194   {
7195     sprintf(options_change_page_strings[i], "%d", i + 1);
7196
7197     options_change_page[i].value = i;
7198     options_change_page[i].text = options_change_page_strings[i];
7199   }
7200
7201   options_change_page[i].value = -1;
7202   options_change_page[i].text = NULL;
7203
7204   /* needed here to initialize combined element properties */
7205   InitElementPropertiesEngine(level.game_version);
7206
7207   element_info[element].change =
7208     &element_info[element].change_page[current_change_page];
7209
7210   custom_element = element_info[element];
7211   custom_element_change = *element_info[element].change;
7212
7213   /* needed to initially set selectbox options for special action options */
7214   setSelectboxSpecialActionOptions();
7215
7216   /* needed to initially set selectbox value variables to reliable defaults */
7217   for (i = 0; i < ED_NUM_SELECTBOX; i++)
7218     setSelectboxValue(i, *selectbox_info[i].value);
7219
7220   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
7221     custom_element_properties[i] = HAS_PROPERTY(element, i);
7222
7223   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
7224     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
7225
7226   /* ---------- element settings: configure (custom elements) ------------- */
7227
7228   /* set accessible layer selectbox help value */
7229   custom_element.access_type =
7230     (IS_WALKABLE(element) ? EP_WALKABLE :
7231      IS_PASSABLE(element) ? EP_PASSABLE :
7232      custom_element.access_type);
7233   custom_element.access_layer =
7234     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
7235      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
7236      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
7237      custom_element.access_layer);
7238   custom_element.access_protected =
7239     (IS_PROTECTED(element) ? 1 : 0);
7240   custom_element_properties[EP_ACCESSIBLE] =
7241     (IS_ACCESSIBLE_OVER(element) ||
7242      IS_ACCESSIBLE_INSIDE(element) ||
7243      IS_ACCESSIBLE_UNDER(element));
7244
7245   /* set walk-to-object action selectbox help value */
7246   custom_element.walk_to_action =
7247     (IS_DIGGABLE(element) ? EP_DIGGABLE :
7248      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
7249      IS_DROPPABLE(element) ? EP_DROPPABLE :
7250      IS_THROWABLE(element) ? EP_THROWABLE :
7251      IS_PUSHABLE(element) ? EP_PUSHABLE :
7252      custom_element.walk_to_action);
7253   custom_element_properties[EP_WALK_TO_OBJECT] =
7254     (IS_DIGGABLE(element) ||
7255      IS_COLLECTIBLE_ONLY(element) ||
7256      IS_DROPPABLE(element) ||
7257      IS_THROWABLE(element) ||
7258      IS_PUSHABLE(element));
7259
7260   /* set smash targets selectbox help value */
7261   custom_element.smash_targets =
7262     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
7263      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
7264      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
7265      custom_element.smash_targets);
7266   custom_element_properties[EP_CAN_SMASH] =
7267     (CAN_SMASH_EVERYTHING(element) ||
7268      CAN_SMASH_ENEMIES(element) ||
7269      CAN_SMASH_PLAYER(element));
7270
7271   /* set deadliness selectbox help value */
7272   custom_element.deadliness =
7273     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
7274      DONT_GET_HIT_BY(element) ? EP_DONT_GET_HIT_BY :
7275      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
7276      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
7277      custom_element.deadliness);
7278   custom_element_properties[EP_DEADLY] =
7279     (DONT_TOUCH(element) ||
7280      DONT_GET_HIT_BY(element) ||
7281      DONT_COLLIDE_WITH(element) ||
7282      DONT_RUN_INTO(element));
7283
7284   /* ---------- element settings: advanced (custom elements) --------------- */
7285
7286   /* set "change by direct action" selectbox help value */
7287   custom_element_change.direct_action =
7288     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
7289      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
7290      HAS_CHANGE_EVENT(element, CE_SWITCHED_BY_PLAYER) ? CE_SWITCHED_BY_PLAYER :
7291      HAS_CHANGE_EVENT(element, CE_SNAPPED_BY_PLAYER) ? CE_SNAPPED_BY_PLAYER :
7292      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
7293      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
7294      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
7295      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
7296      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
7297      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
7298      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
7299      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
7300      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
7301      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
7302      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES) ? CE_VALUE_CHANGES :
7303      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES) ? CE_SCORE_CHANGES :
7304      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
7305      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO) ? CE_SCORE_GETS_ZERO :
7306      custom_element_change.direct_action);
7307
7308   /* set "change by other element action" selectbox help value */
7309   custom_element_change.other_action =
7310     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
7311      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
7312      HAS_CHANGE_EVENT(element, CE_PLAYER_SWITCHES_X) ? CE_PLAYER_SWITCHES_X :
7313      HAS_CHANGE_EVENT(element, CE_PLAYER_SNAPS_X) ? CE_PLAYER_SNAPS_X :
7314      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
7315      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
7316      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
7317      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
7318      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
7319      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
7320      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
7321      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
7322      HAS_CHANGE_EVENT(element, CE_DIGGING_X) ? CE_DIGGING_X :
7323      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
7324      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
7325      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
7326      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
7327      HAS_CHANGE_EVENT(element, CE_MOVE_OF_X) ? CE_MOVE_OF_X :
7328      HAS_CHANGE_EVENT(element, CE_CREATION_OF_X) ? CE_CREATION_OF_X :
7329      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES_OF_X) ? CE_VALUE_CHANGES_OF_X :
7330      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES_OF_X) ? CE_SCORE_CHANGES_OF_X :
7331      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
7332      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO_OF_X) ? CE_SCORE_GETS_ZERO_OF_X :
7333      custom_element_change.other_action);
7334 }
7335
7336 static void CopyGroupElementPropertiesToEditor(int element)
7337 {
7338   group_element_info = *element_info[element].group;
7339   custom_element = element_info[element];       /* needed for description */
7340 }
7341
7342 static void CopyClassicElementPropertiesToEditor(int element)
7343 {
7344   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
7345     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
7346       getMoveIntoAcidProperty(&level, element);
7347
7348   if (MAYBE_DONT_COLLIDE_WITH(element))
7349     custom_element_properties[EP_DONT_COLLIDE_WITH] =
7350       getDontCollideWithProperty(&level, element);
7351 }
7352
7353 static void CopyElementPropertiesToEditor(int element)
7354 {
7355   if (IS_CUSTOM_ELEMENT(element))
7356     CopyCustomElementPropertiesToEditor(element);
7357   else if (IS_GROUP_ELEMENT(element))
7358     CopyGroupElementPropertiesToEditor(element);
7359   else
7360     CopyClassicElementPropertiesToEditor(element);
7361 }
7362
7363 static void CopyCustomElementPropertiesToGame(int element)
7364 {
7365   int i;
7366   int access_type_and_layer;
7367
7368   /* mark that this custom element has been modified */
7369   custom_element.modified_settings = TRUE;
7370   level.changed = TRUE;
7371
7372   if (level.use_custom_template)
7373   {
7374     if (Request("Copy and modify level template?", REQ_ASK))
7375     {
7376       level.use_custom_template = FALSE;
7377       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
7378                    GDI_CHECKED, FALSE, GDI_END);
7379     }
7380     else
7381     {
7382       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
7383
7384       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
7385     }
7386   }
7387
7388   element_info[element] = custom_element;
7389   *element_info[element].change = custom_element_change;
7390
7391   /* ---------- element settings: configure (custom elements) ------------- */
7392
7393   /* set accessible property from checkbox and selectbox */
7394   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
7395   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
7396   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
7397   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
7398   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
7399   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
7400   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
7401                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
7402                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
7403   custom_element_properties[access_type_and_layer] =
7404     custom_element_properties[EP_ACCESSIBLE];
7405   custom_element_properties[EP_PROTECTED] =
7406     (custom_element.access_protected != 0 &&
7407      custom_element_properties[EP_ACCESSIBLE]);
7408
7409   /* set walk-to-object property from checkbox and selectbox */
7410   custom_element_properties[EP_DIGGABLE] = FALSE;
7411   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
7412   custom_element_properties[EP_DROPPABLE] = FALSE;
7413   custom_element_properties[EP_THROWABLE] = FALSE;
7414   custom_element_properties[EP_PUSHABLE] = FALSE;
7415   custom_element_properties[custom_element.walk_to_action] =
7416     custom_element_properties[EP_WALK_TO_OBJECT];
7417
7418   /* set smash property from checkbox and selectbox */
7419   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
7420   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
7421   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
7422   custom_element_properties[custom_element.smash_targets] =
7423     custom_element_properties[EP_CAN_SMASH];
7424
7425   /* set deadliness property from checkbox and selectbox */
7426   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
7427   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
7428   custom_element_properties[EP_DONT_GET_HIT_BY] = FALSE;
7429   custom_element_properties[EP_DONT_TOUCH] = FALSE;
7430   custom_element_properties[custom_element.deadliness] =
7431     custom_element_properties[EP_DEADLY];
7432
7433   /* ---------- element settings: advanced (custom elements) --------------- */
7434
7435   /* set player change event from checkbox and selectbox */
7436   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
7437   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
7438   custom_element_change_events[CE_SWITCHED_BY_PLAYER] = FALSE;
7439   custom_element_change_events[CE_SNAPPED_BY_PLAYER] = FALSE;
7440   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
7441   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
7442   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
7443   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
7444   custom_element_change_events[CE_SWITCHED] = FALSE;
7445   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
7446   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
7447   custom_element_change_events[CE_BLOCKED] = FALSE;
7448   custom_element_change_events[CE_IMPACT] = FALSE;
7449   custom_element_change_events[CE_SMASHED] = FALSE;
7450   custom_element_change_events[CE_VALUE_CHANGES] = FALSE;
7451   custom_element_change_events[CE_SCORE_CHANGES] = FALSE;
7452   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
7453   custom_element_change_events[CE_SCORE_GETS_ZERO] = FALSE;
7454   custom_element_change_events[custom_element_change.direct_action] =
7455     custom_element_change_events[CE_BY_DIRECT_ACTION];
7456
7457   /* set other element action change event from checkbox and selectbox */
7458   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
7459   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
7460   custom_element_change_events[CE_PLAYER_SWITCHES_X] = FALSE;
7461   custom_element_change_events[CE_PLAYER_SNAPS_X] = FALSE;
7462   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
7463   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
7464   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
7465   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
7466   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
7467   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
7468   custom_element_change_events[CE_TOUCHING_X] = FALSE;
7469   custom_element_change_events[CE_HITTING_X] = FALSE;
7470   custom_element_change_events[CE_DIGGING_X] = FALSE;
7471   custom_element_change_events[CE_HIT_BY_X] = FALSE;
7472   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
7473   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
7474   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
7475   custom_element_change_events[CE_MOVE_OF_X] = FALSE;
7476   custom_element_change_events[CE_CREATION_OF_X] = FALSE;
7477   custom_element_change_events[CE_VALUE_CHANGES_OF_X] = FALSE;
7478   custom_element_change_events[CE_SCORE_CHANGES_OF_X] = FALSE;
7479   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
7480   custom_element_change_events[CE_SCORE_GETS_ZERO_OF_X] = FALSE;
7481   custom_element_change_events[custom_element_change.other_action] =
7482     custom_element_change_events[CE_BY_OTHER_ACTION];
7483
7484   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
7485     SET_PROPERTY(element, i, custom_element_properties[i]);
7486
7487   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
7488     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
7489
7490   /* copy change events also to special level editor variable */
7491   custom_element = element_info[element];
7492   custom_element_change = *element_info[element].change;
7493 }
7494
7495 static void CopyGroupElementPropertiesToGame(int element)
7496 {
7497   element_info[element] = custom_element;
7498   *element_info[element].group = group_element_info;
7499
7500   /* mark that this group element has been modified */
7501   element_info[element].modified_settings = TRUE;
7502   level.changed = TRUE;
7503 }
7504
7505 static void CopyClassicElementPropertiesToGame(int element)
7506 {
7507   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
7508     setMoveIntoAcidProperty(&level, element,
7509                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
7510
7511   if (MAYBE_DONT_COLLIDE_WITH(element))
7512     setDontCollideWithProperty(&level, element,
7513                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
7514 }
7515
7516 static void CopyElementPropertiesToGame(int element)
7517 {
7518   if (IS_CUSTOM_ELEMENT(element))
7519     CopyCustomElementPropertiesToGame(element);
7520   else if (IS_GROUP_ELEMENT(element))
7521     CopyGroupElementPropertiesToGame(element);
7522   else
7523     CopyClassicElementPropertiesToGame(element);
7524 }
7525
7526 void CheckElementDescriptions()
7527 {
7528   int i;
7529
7530   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7531     if (getElementDescriptionFilename(i) == NULL && !IS_OBSOLETE(i))
7532       Error(ERR_WARN, "no element description for element '%s'", EL_NAME(i));
7533 }
7534
7535 static int getMaxEdFieldX(boolean has_scrollbar)
7536 {
7537   int scrollbar_width = (has_scrollbar ? ED_SCROLLBUTTON_XSIZE : 0);
7538   int sxsize = SXSIZE - scrollbar_width;
7539   int max_ed_fieldx = sxsize / ed_tilesize;
7540
7541   return max_ed_fieldx;
7542 }
7543
7544 static int getMaxEdFieldY(boolean has_scrollbar)
7545 {
7546   int infotext_height = INFOTEXT_YSIZE;
7547   int scrollbar_height = (has_scrollbar ? ED_SCROLLBUTTON_YSIZE : 0);
7548   int sysize = SYSIZE - scrollbar_height - infotext_height;
7549   int max_ed_fieldy = sysize / ed_tilesize;
7550
7551   return max_ed_fieldy;
7552 }
7553
7554 void InitZoomLevelSettings()
7555 {
7556   MAX_ED_FIELDX = getMaxEdFieldX(FALSE);
7557   MAX_ED_FIELDY = getMaxEdFieldY(FALSE);
7558 }
7559
7560 static boolean playfield_area_changed = FALSE;
7561
7562 void DrawLevelEd()
7563 {
7564   StopAnimation();
7565
7566   CloseDoor(DOOR_CLOSE_ALL);
7567
7568   FadeOut(REDRAW_FIELD);
7569
7570   /* needed after playing if editor playfield area has different size */
7571   ClearRectangle(drawto, REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
7572
7573   /* needed if different viewport properties defined for editor */
7574   ChangeViewportPropertiesIfNeeded();
7575
7576   InitZoomLevelSettings();
7577
7578   playfield_area_changed = DrawingAreaChanged();
7579
7580   OpenDoor(DOOR_OPEN_1 | DOOR_OPEN_2 | DOOR_NO_DELAY);
7581
7582 #if DEBUG
7583   CheckElementDescriptions();
7584 #endif
7585
7586   if (level_editor_test_game)
7587   {
7588     CopyPlayfield(level.field, Feld);
7589     CopyPlayfield(FieldBackup, level.field);
7590
7591     level_editor_test_game = FALSE;
7592   }
7593   else
7594   {
7595     edit_mode = ED_MODE_DRAWING;
7596     edit_mode_levelinfo = ED_MODE_LEVELINFO_LEVEL;
7597     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
7598
7599     ResetUndoBuffer();
7600
7601     level_xpos = -1;
7602     level_ypos = -1;
7603   }
7604
7605   /* needed for gadgets drawn on background (like palette scrollbar) */
7606   SetDoorBackgroundImage(IMG_UNDEFINED);
7607
7608   /* copy default editor door content to main double buffer */
7609   BlitBitmap(graphic_info[IMG_BACKGROUND_PALETTE].bitmap, drawto,
7610              graphic_info[IMG_BACKGROUND_PALETTE].src_x,
7611              graphic_info[IMG_BACKGROUND_PALETTE].src_y,
7612              DXSIZE, DYSIZE, DX, DY);
7613
7614   /* draw bigger door */
7615   DrawSpecialEditorDoor();
7616
7617   /* draw new control window */
7618   BlitBitmap(graphic_info[IMG_BACKGROUND_TOOLBOX].bitmap, drawto,
7619              graphic_info[IMG_BACKGROUND_TOOLBOX].src_x,
7620              graphic_info[IMG_BACKGROUND_TOOLBOX].src_y,
7621              EXSIZE, EYSIZE, EX, EY);
7622
7623   // redraw_mask |= REDRAW_ALL;
7624
7625   FreeLevelEditorGadgets();
7626   CreateLevelEditorGadgets();
7627
7628   ReinitializeElementList();            /* update dynamic level element list */
7629   ReinitializeElementListButtons();     /* custom element may look different */
7630
7631   InitElementPropertiesGfxElement();
7632
7633   UnmapAllGadgets();
7634   MapControlButtons();
7635
7636   DrawEditModeWindow();
7637
7638   FadeIn(playfield_area_changed ? REDRAW_ALL : REDRAW_FIELD);
7639
7640   /* copy actual editor door content to door double buffer for OpenDoor() */
7641   BlitBitmap(drawto, bitmap_db_door_1, DX, DY, DXSIZE, DYSIZE, 0, 0);
7642 }
7643
7644 static void AdjustDrawingAreaGadgets()
7645 {
7646   int ed_xsize = lev_fieldx + 2;
7647   int ed_ysize = lev_fieldy + 2;
7648   int max_ed_fieldx = MAX_ED_FIELDX;
7649   int max_ed_fieldy = MAX_ED_FIELDY;
7650   boolean horizontal_scrollbar_needed;
7651   boolean vertical_scrollbar_needed;
7652   int x, y, width, height;
7653
7654   /* check if we need any scrollbars */
7655   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7656   vertical_scrollbar_needed   = (ed_ysize > max_ed_fieldy);
7657
7658   /* check if we have a smaller editor field because of scrollbars */
7659   max_ed_fieldx = getMaxEdFieldX(vertical_scrollbar_needed);
7660   max_ed_fieldy = getMaxEdFieldY(horizontal_scrollbar_needed);
7661
7662   /* check again if we now need more scrollbars because of less space */
7663   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7664   vertical_scrollbar_needed   = (ed_ysize > max_ed_fieldy);
7665
7666   /* check if editor field gets even smaller after adding new scrollbars */
7667   max_ed_fieldx = getMaxEdFieldX(vertical_scrollbar_needed);
7668   max_ed_fieldy = getMaxEdFieldY(horizontal_scrollbar_needed);
7669
7670   ed_fieldx = (ed_xsize > max_ed_fieldx ? max_ed_fieldx : ed_xsize);
7671   ed_fieldy = (ed_ysize > max_ed_fieldy ? max_ed_fieldy : ed_ysize);
7672
7673   x = SX + ed_fieldx * ed_tilesize;
7674   y = SY + ed_fieldy * ed_tilesize;
7675
7676   width  = ed_fieldx * ed_tilesize - 2 * ED_SCROLLBUTTON_XSIZE;
7677   height = ed_fieldy * ed_tilesize - 2 * ED_SCROLLBUTTON_YSIZE;
7678
7679   /* adjust drawing area gadget */
7680   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
7681                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
7682                GDI_ITEM_SIZE, ed_tilesize, ed_tilesize,
7683                GDI_END);
7684
7685   /* adjust horizontal scrollbar gadgets */
7686   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LEFT],
7687                GDI_Y, y,
7688                GDI_END);
7689   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT],
7690                GDI_X, x - ED_SCROLLBUTTON_XSIZE,
7691                GDI_Y, y,
7692                GDI_END);
7693   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
7694                GDI_Y, y,
7695                GDI_WIDTH, width,
7696                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
7697                GDI_END);
7698
7699   /* adjust vertical scrollbar gadgets */
7700   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_UP],
7701                GDI_X, x,
7702                GDI_END);
7703   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN],
7704                GDI_X, x,
7705                GDI_Y, y - ED_SCROLLBUTTON_YSIZE,
7706                GDI_END);
7707   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
7708                GDI_X, x,
7709                GDI_HEIGHT, height,
7710                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
7711                GDI_END);
7712 }
7713
7714 static void AdjustLevelScrollPosition()
7715 {
7716   if (level_xpos < -1)
7717     level_xpos = -1;
7718   if (level_xpos > lev_fieldx - ed_fieldx + 1)
7719     level_xpos = lev_fieldx - ed_fieldx + 1;
7720   if (lev_fieldx < ed_fieldx - 2)
7721     level_xpos = -1;
7722
7723   if (level_ypos < -1)
7724     level_ypos = -1;
7725   if (level_ypos > lev_fieldy - ed_fieldy + 1)
7726     level_ypos = lev_fieldy - ed_fieldy + 1;
7727   if (lev_fieldy < ed_fieldy - 2)
7728     level_ypos = -1;
7729 }
7730
7731 static void AdjustEditorScrollbar(int id)
7732 {
7733   struct GadgetInfo *gi = level_editor_gadget[id];
7734   int items_max, items_visible, item_position;
7735
7736   if (id == GADGET_ID_SCROLL_HORIZONTAL)
7737   {
7738     items_max = MAX(lev_fieldx + 2, ed_fieldx);
7739     items_visible = ed_fieldx;
7740     item_position = level_xpos + 1;
7741   }
7742   else
7743   {
7744     items_max = MAX(lev_fieldy + 2, ed_fieldy);
7745     items_visible = ed_fieldy;
7746     item_position = level_ypos + 1;
7747   }
7748
7749   if (item_position > items_max - items_visible)
7750     item_position = items_max - items_visible;
7751
7752   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7753                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7754 }
7755
7756 static void AdjustElementListScrollbar()
7757 {
7758   struct GadgetInfo *gi = level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL];
7759   int items_max, items_visible, item_position;
7760
7761   /* correct position of element list scrollbar */
7762   if (element_shift < 0)
7763     element_shift = 0;
7764   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
7765     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
7766
7767   items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
7768   items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
7769   item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
7770
7771   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7772                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
7773                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7774 }
7775
7776 static void ModifyEditorCounterValue(int counter_id, int new_value)
7777 {
7778   int *counter_value = counterbutton_info[counter_id].value;
7779   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7780   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7781
7782   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
7783
7784   if (counter_value != NULL)
7785     *counter_value = gi->textinput.number_value;
7786 }
7787
7788 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
7789 {
7790   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7791   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7792
7793   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
7794
7795   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
7796       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
7797   {
7798     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
7799     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
7800
7801     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
7802     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_DISTANCE,GDI_END);
7803   }
7804 }
7805
7806 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
7807 {
7808   int gadget_id = selectbox_info[selectbox_id].gadget_id;
7809   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7810   int new_index_value = setSelectboxValue(selectbox_id, new_value);
7811
7812   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
7813 }
7814
7815 static void ModifyEditorSelectboxOptions(int selectbox_id,
7816                                          struct ValueTextInfo *options)
7817 {
7818   int gadget_id = selectbox_info[selectbox_id].gadget_id;
7819   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7820
7821   selectbox_info[selectbox_id].options = options;
7822
7823   /* set index to zero -- list may be shorter now (correct later, if needed) */
7824   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
7825                GDI_SELECTBOX_OPTIONS, options, GDI_END);
7826 }
7827
7828 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
7829 {
7830   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
7831   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7832
7833   drawingarea_info[drawingarea_id].area_xsize = xsize;
7834   drawingarea_info[drawingarea_id].area_ysize = ysize;
7835
7836   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
7837 }
7838
7839 static void ModifyEditorElementList()
7840 {
7841   int i;
7842
7843   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
7844   {
7845     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
7846     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7847     struct GadgetDesign *gd = &gi->deco.design;
7848     int element = editor_elements[element_shift + i];
7849
7850     UnmapGadget(gi);
7851
7852     getElementListGraphicSource(element, &gd->bitmap, &gd->x, &gd->y);
7853
7854     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
7855
7856     MapGadget(gi);
7857   }
7858 }
7859
7860 static void DrawDrawingElement(int element, struct EditorPaletteElementInfo *e)
7861 {
7862   int graphic = el2edimg(element);
7863   int tile_size = (e->tile_size >= TILESIZE ? TILESIZE : MINI_TILESIZE);
7864
7865   DrawSizedGraphicExt(drawto, DX + e->x, DY + e->y, graphic, 0, tile_size);
7866 }
7867
7868 static void PickDrawingElement(int button, int element)
7869 {
7870   struct
7871   {
7872     int *new_element;
7873     struct EditorPaletteElementInfo *e;
7874   } de, drawing_elements[] =
7875   {
7876     { &new_element1,    &editor.palette.element_left    },
7877     { &new_element2,    &editor.palette.element_middle  },
7878     { &new_element3,    &editor.palette.element_right   },
7879   };
7880
7881   if (button < 1 || button > 3)
7882     return;
7883
7884   de = drawing_elements[button - 1];
7885
7886   DrawDrawingElement((*de.new_element = element), de.e);
7887
7888   redraw_mask |= REDRAW_DOOR_1;
7889 }
7890
7891 static void RedrawDrawingElements()
7892 {
7893   PickDrawingElement(1, new_element1);
7894   PickDrawingElement(2, new_element2);
7895   PickDrawingElement(3, new_element3);
7896 }
7897
7898 static void DrawDrawingWindow()
7899 {
7900   stick_element_properties_window = FALSE;
7901
7902   SetMainBackgroundImage(IMG_UNDEFINED);
7903   ClearField();
7904
7905   UnmapLevelEditorFieldGadgets();
7906   UnmapLevelEditorToolboxCustomGadgets();
7907
7908   AdjustDrawingAreaGadgets();
7909   AdjustLevelScrollPosition();
7910   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
7911   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
7912
7913   DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7914
7915   MapMainDrawingArea();
7916   MapLevelEditorToolboxDrawingGadgets();
7917 }
7918
7919 static int getTabulatorBarWidth()
7920 {
7921   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
7922   struct GadgetInfo *gd_gi4 = level_editor_gadget[GADGET_ID_PROPERTIES_CHANGE];
7923
7924   return gd_gi4->x - gd_gi1->x + gd_gi4->width;
7925 }
7926
7927 static int getTabulatorBarHeight()
7928 {
7929   return ED_TAB_BAR_HEIGHT;
7930 }
7931
7932 static void DrawLevelInfoTabulatorGadgets()
7933 {
7934   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_LEVELINFO_LEVEL];
7935   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
7936   int gd_x = gd->x + gd_gi1->border.width / 2;
7937   int gd_y = gd->y + gd_gi1->height - 1;
7938   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
7939   int id_first = ED_TEXTBUTTON_ID_LEVELINFO_LEVEL;
7940   int id_last  = ED_TEXTBUTTON_ID_LEVELINFO_EDITOR;
7941   int i;
7942
7943   for (i = id_first; i <= id_last; i++)
7944   {
7945     int gadget_id = textbutton_info[i].gadget_id;
7946     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7947     boolean active = (i != edit_mode_levelinfo);
7948
7949     /* draw background line below tabulator button */
7950     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
7951
7952     /* draw solid line below inactive tabulator buttons */
7953     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
7954       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, tab_color);
7955
7956     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
7957     MapTextbuttonGadget(i);
7958   }
7959
7960   /* draw little border line below tabulator buttons */
7961   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7962     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
7963                   getTabulatorBarWidth(), getTabulatorBarHeight(), tab_color);
7964 }
7965
7966 static void DrawPropertiesTabulatorGadgets()
7967 {
7968   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
7969   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
7970   int gd_x = gd->x + gd_gi1->border.width / 2;
7971   int gd_y = gd->y + gd_gi1->height - 1;
7972   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
7973   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
7974   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
7975   int i;
7976
7977   /* draw two config tabulators for player elements */
7978   if (ELEM_IS_PLAYER(properties_element))
7979     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2;
7980
7981   /* draw two config and one "change" tabulator for custom elements */
7982   if (IS_CUSTOM_ELEMENT(properties_element))
7983     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
7984
7985   for (i = id_first; i <= id_last; i++)
7986   {
7987     int gadget_id = textbutton_info[i].gadget_id;
7988     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7989     boolean active = (i != edit_mode_properties);
7990
7991     /* use "config 1" and "config 2" instead of "config" for players and CEs */
7992     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
7993         (ELEM_IS_PLAYER(properties_element) ||
7994          IS_CUSTOM_ELEMENT(properties_element)))
7995       continue;
7996
7997     /* draw background line below tabulator button */
7998     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
7999
8000     /* draw solid line below inactive tabulator buttons */
8001     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
8002       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, tab_color);
8003
8004     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
8005     MapTextbuttonGadget(i);
8006   }
8007
8008   /* draw little border line below tabulator buttons */
8009   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8010     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
8011                   getTabulatorBarWidth(), getTabulatorBarHeight(), tab_color);
8012 }
8013
8014 static void DrawLevelInfoLevel()
8015 {
8016   int i;
8017
8018   /* draw counter gadgets */
8019   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
8020     MapCounterButtons(i);
8021
8022   /* draw selectbox gadgets */
8023   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
8024     MapSelectboxGadget(i);
8025
8026   /* draw text input gadgets */
8027   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
8028     MapTextInputGadget(i);
8029 }
8030
8031 static void DrawLevelInfoEditor()
8032 {
8033   int i;
8034
8035   /* draw counter gadgets */
8036   for (i = ED_COUNTER_ID_EDITOR_FIRST; i <= ED_COUNTER_ID_EDITOR_LAST; i++)
8037     MapCounterButtons(i);
8038
8039   /* draw checkbutton gadgets */
8040   for (i=ED_CHECKBUTTON_ID_EDITOR_FIRST; i<= ED_CHECKBUTTON_ID_EDITOR_LAST; i++)
8041     MapCheckbuttonGadget(i);
8042
8043   /* draw radiobutton gadgets */
8044   for (i=ED_RADIOBUTTON_ID_EDITOR_FIRST; i<= ED_RADIOBUTTON_ID_EDITOR_LAST; i++)
8045     MapRadiobuttonGadget(i);
8046
8047   /* draw drawing area */
8048   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
8049 }
8050
8051 static void DrawLevelInfoWindow()
8052 {
8053   stick_element_properties_window = FALSE;
8054
8055   UnmapLevelEditorFieldGadgets();
8056
8057   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
8058   ClearField();
8059
8060   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Global Settings");
8061
8062   DrawLevelInfoTabulatorGadgets();
8063
8064   if (edit_mode_levelinfo == ED_MODE_LEVELINFO_LEVEL)
8065     DrawLevelInfoLevel();
8066   else  /* (edit_mode_levelinfo == ED_MODE_LEVELINFO_EDITOR) */
8067     DrawLevelInfoEditor();
8068 }
8069
8070 static void DrawCustomContentArea()
8071 {
8072   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
8073   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
8074   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
8075   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
8076   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
8077   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
8078
8079   /* add distance for potential left text (without drawing area border) */
8080   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
8081
8082   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
8083
8084   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
8085 }
8086
8087 static void DrawCustomChangeContentArea()
8088 {
8089   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
8090   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
8091   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
8092   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
8093   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
8094   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
8095
8096   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
8097
8098   MapDrawingArea(id);
8099 }
8100
8101 static void DrawYamYamContentAreas()
8102 {
8103   int x = SX + ED_AREA_YAMYAM_CONTENT_X(3) + 4 * MINI_TILEX;
8104   int y = SY + ED_AREA_YAMYAM_CONTENT_Y(0) + ED_BORDER_AREA_YSIZE;
8105   int i;
8106
8107   /* display counter to choose number of element content areas */
8108   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
8109
8110   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
8111   {
8112     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
8113
8114     if (i < level.num_yamyam_contents)
8115     {
8116       MapDrawingArea(id);
8117     }
8118     else
8119     {
8120       int font_height = getFontHeight(FONT_TEXT_1);
8121
8122       UnmapDrawingArea(id);
8123
8124       /* delete content areas in case of reducing number of them */
8125       DrawBackground(SX + ED_AREA_SETTINGS_X(drawingarea_info[id])
8126                      - MINI_TILEX / 2,
8127                      SY + ED_AREA_SETTINGS_Y(drawingarea_info[id])
8128                      - MINI_TILEY / 2,
8129                      4 * MINI_TILEX,
8130                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
8131     }
8132   }
8133
8134   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
8135   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
8136   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
8137 }
8138
8139 static void DrawMagicBallContentAreas()
8140 {
8141   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_X(3) + 4 * MINI_TILEX;
8142   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_Y(0) + ED_BORDER_AREA_YSIZE;
8143   int i;
8144
8145   /* display counter to choose number of element content areas */
8146   MapCounterButtons(ED_COUNTER_ID_BALL_CONTENT);
8147
8148   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
8149   {
8150     int id = ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i;
8151
8152     if (i < level.num_ball_contents)
8153     {
8154       MapDrawingArea(id);
8155     }
8156     else
8157     {
8158       int font_height = getFontHeight(FONT_TEXT_1);
8159
8160       UnmapDrawingArea(id);
8161
8162       /* delete content areas in case of reducing number of them */
8163       DrawBackground(SX + ED_AREA_SETTINGS_X(drawingarea_info[id])
8164                      - MINI_TILEX / 2,
8165                      SY + ED_AREA_SETTINGS_Y(drawingarea_info[id])
8166                      - MINI_TILEY / 2,
8167                      4 * MINI_TILEX,
8168                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
8169     }
8170   }
8171
8172   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
8173   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
8174   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
8175 }
8176
8177 static void DrawAndroidElementArea(int element)
8178 {
8179   int num_elements = level.num_android_clone_elements;
8180   int id = ED_DRAWING_ID_ANDROID_CONTENT;
8181   int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - MINI_TILEX / 2;
8182   int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - MINI_TILEY / 2;
8183   int xsize = MAX_ANDROID_ELEMENTS;
8184   int ysize = 1;
8185
8186   /* display counter to choose number of element areas */
8187   MapCounterButtons(ED_COUNTER_ID_ANDROID_CONTENT);
8188
8189   if (drawingarea_info[id].text_left != NULL)
8190     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
8191
8192   UnmapDrawingArea(id);
8193
8194   ModifyEditorDrawingArea(id, num_elements, 1);
8195
8196   /* delete content areas in case of reducing number of them */
8197   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
8198
8199   MapDrawingArea(id);
8200 }
8201
8202 static void DrawGroupElementArea(int element)
8203 {
8204   int num_elements = group_element_info.num_elements;
8205   int id = ED_DRAWING_ID_GROUP_CONTENT;
8206   int bx = ED_ELEMENT_BORDER_INPUT;
8207   int by = ED_ELEMENT_BORDER_INPUT;
8208   int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - bx;
8209   int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - by;
8210   int xsize = MAX_ELEMENTS_IN_GROUP;
8211   int ysize = 1;
8212
8213   if (drawingarea_info[id].text_left != NULL)
8214     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
8215
8216   UnmapDrawingArea(id);
8217
8218   ModifyEditorDrawingArea(id, num_elements, 1);
8219
8220   /* delete content areas in case of reducing number of them */
8221   DrawBackground(sx, sy, xsize * MINI_TILEX + 2*bx, ysize * MINI_TILEY + 2*by);
8222
8223   MapDrawingArea(id);
8224 }
8225
8226 static void DrawPlayerInitialInventoryArea(int element)
8227 {
8228   int player_nr = GET_PLAYER_NR(element);
8229   int num_elements = level.initial_inventory_size[player_nr];
8230   int id = ED_DRAWING_ID_INVENTORY_CONTENT;
8231   int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - MINI_TILEX / 2;
8232   int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - MINI_TILEY / 2;
8233   int xsize = MAX_INITIAL_INVENTORY_SIZE;
8234   int ysize = 1;
8235
8236   /* determine horizontal position to the right of specified gadget */
8237   if (drawingarea_info[id].gadget_id_align != GADGET_ID_NONE)
8238     sx += (right_gadget_border[drawingarea_info[id].gadget_id_align] +
8239            ED_DRAWINGAREA_TEXT_DISTANCE);
8240
8241   /* determine horizontal offset for leading text */
8242   if (drawingarea_info[id].text_left != NULL)
8243     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
8244
8245   UnmapDrawingArea(id);
8246
8247   ModifyEditorDrawingArea(id, num_elements, 1);
8248
8249   /* delete content areas in case of reducing number of them */
8250   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
8251
8252   MapDrawingArea(id);
8253 }
8254
8255 static void DrawEnvelopeTextArea(int envelope_nr)
8256 {
8257   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
8258   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
8259
8260   UnmapGadget(gi);
8261   DrawBackground(gi->x, gi->y, gi->width, gi->height);
8262
8263   if (envelope_nr != -1)
8264     textarea_info[id].value = level.envelope[envelope_nr].text;
8265
8266   ModifyGadget(gi, GDI_AREA_SIZE,
8267                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
8268                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
8269                GDI_END);
8270
8271   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
8272 }
8273
8274 static boolean PrintInfoText(char *text, int font_nr, int start_line)
8275 {
8276   int font_height = getFontHeight(font_nr);
8277   int pad_x = ED_ELEMENT_SETTINGS_X(0);
8278   int pad_y = ED_ELEMENT_SETTINGS_Y(0) + ED_BORDER_SIZE;
8279   int sx = SX + pad_x;
8280   int sy = SY + pad_y;
8281   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
8282
8283   if (start_line >= max_lines_per_screen)
8284     return FALSE;
8285
8286   DrawText(sx, sy + start_line * font_height, text, font_nr);
8287
8288   return TRUE;
8289 }
8290
8291 static int PrintElementDescriptionFromFile(char *filename, int start_line)
8292 {
8293   int font_nr = FONT_TEXT_2;
8294   int font_width = getFontWidth(font_nr);
8295   int font_height = getFontHeight(font_nr);
8296   int pad_x = ED_ELEMENT_SETTINGS_X(0);
8297   int pad_y = ED_ELEMENT_SETTINGS_Y(0) + ED_BORDER_SIZE;
8298   int sx = SX + pad_x;
8299   int sy = SY + pad_y + start_line * font_height;
8300   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
8301   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
8302   int max_lines_drawable = max_lines_per_screen - start_line;
8303
8304   if (start_line >= max_lines_per_screen)
8305     return FALSE;
8306
8307   return DrawTextFile(sx, sy, filename, font_nr, max_chars_per_line, -1,
8308                       max_lines_drawable, 0, -1, TRUE, FALSE, FALSE);
8309 }
8310
8311 static void DrawPropertiesInfo()
8312 {
8313   static struct
8314   {
8315     int value;
8316     char *text;
8317   }
8318   properties[] =
8319   {
8320     /* configurable properties */
8321
8322     { EP_WALKABLE_OVER,         "- player can walk over it"             },
8323     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
8324     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
8325     { EP_PASSABLE_OVER,         "- player can pass over it"             },
8326     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
8327     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
8328     { EP_PROTECTED,             "- player is protected by it"           },
8329
8330     { EP_DIGGABLE,              "- can be digged away"                  },
8331     { EP_COLLECTIBLE,           "- can be collected"                    },
8332     { EP_DROPPABLE,             "- can be dropped after collecting"     },
8333     { EP_THROWABLE,             "- can be thrown after collecting"      },
8334     { EP_PUSHABLE,              "- can be pushed"                       },
8335
8336     { EP_CAN_FALL,              "- can fall"                            },
8337     { EP_CAN_MOVE,              "- can move"                            },
8338
8339     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
8340 #if 0
8341     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
8342 #endif
8343     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
8344
8345     { EP_SLIPPERY,              "- slippery for falling elements"       },
8346     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
8347
8348     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
8349     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
8350     { EP_DONT_GET_HIT_BY,       "- deadly when getting hit by"          },
8351     { EP_DONT_TOUCH,            "- deadly when touching"                },
8352
8353     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
8354
8355     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
8356     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
8357     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
8358
8359     { EP_CAN_CHANGE,            "- can change to other element"         },
8360
8361     /* pre-defined properties */
8362     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
8363     { EP_CAN_PASS_DC_MAGIC_WALL,"- can pass magic walls (DC style)"     },
8364     { EP_SWITCHABLE,            "- can be switched"                     },
8365 #if 0
8366     { EP_HAS_EDITOR_CONTENT,    "- can contain other elements"          },
8367 #endif
8368
8369     { -1,                       NULL                                    }
8370   };
8371   char *filename = getElementDescriptionFilename(properties_element);
8372   char *percentage_text = "In this level: ";
8373   char *properties_text = "Standard properties: ";
8374   float percentage;
8375   int num_elements_in_level;
8376   int num_standard_properties = 0;
8377   int font1_nr = FONT_TEXT_1;
8378   int font2_nr = FONT_TEXT_2;
8379   int font1_width = getFontWidth(font1_nr);
8380   int font2_height = getFontHeight(font2_nr);
8381   int pad_x = ED_ELEMENT_SETTINGS_X(0);
8382   int pad_y = ED_ELEMENT_SETTINGS_Y(0) + ED_BORDER_SIZE;
8383   int screen_line = 0;
8384   int i, x, y;
8385
8386   if (setup.editor.show_element_token)
8387   {
8388     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
8389               "[%s]", element_info[properties_element].token_name);
8390     screen_line++;
8391   }
8392
8393   /* ----- print number of elements / percentage of this element in level */
8394
8395   num_elements_in_level = 0;
8396   for (y = 0; y < lev_fieldy; y++)
8397     for (x = 0; x < lev_fieldx; x++)
8398       if (Feld[x][y] == properties_element)
8399         num_elements_in_level++;
8400   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
8401
8402   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
8403             percentage_text);
8404   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
8405             pad_y + screen_line++ * font2_height, font2_nr,
8406             "%d (%.2f%%)", num_elements_in_level, percentage);
8407
8408   screen_line++;
8409
8410   /* ----- print standard properties of this element */
8411
8412   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
8413             properties_text);
8414
8415   for (i = 0; properties[i].value != -1; i++)
8416   {
8417     if (!HAS_PROPERTY(properties_element, properties[i].value))
8418       continue;
8419
8420     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
8421               properties[i].text);
8422     num_standard_properties++;
8423   }
8424
8425   if (num_standard_properties == 0)
8426     DrawTextS(pad_x + strlen(properties_text) * font1_width,
8427               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
8428
8429   screen_line++;
8430
8431   /* ----- print special description of this element */
8432
8433   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
8434   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
8435     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
8436 }
8437
8438 #define TEXT_COLLECTING         "Score for collecting"
8439 #define TEXT_SMASHING           "Score for smashing"
8440 #define TEXT_SLURPING           "Score for slurping robot"
8441 #define TEXT_CRACKING           "Score for cracking"
8442 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
8443 #define TEXT_DURATION           "Duration when activated"
8444 #define TEXT_BALL_DELAY         "Element generation delay"
8445 #define TEXT_MOVE_SPEED         "Speed of android moving"
8446 #define TEXT_CLONE_SPEED        "Speed of android cloning"
8447 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
8448 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
8449 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
8450 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
8451 #define TEXT_TIME_BONUS         "Extra time to solve level"
8452
8453 static struct
8454 {
8455   int element;
8456   int *value;
8457   char *text;
8458 } elements_with_counter[] =
8459 {
8460   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
8461   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
8462   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
8463   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
8464   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
8465   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
8466   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
8467   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
8468   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
8469   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
8470   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
8471   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
8472   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
8473   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
8474   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
8475   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
8476   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
8477   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
8478   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
8479   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
8480   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8481   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8482   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8483   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8484   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8485   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8486   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8487   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8488   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8489   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8490   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8491   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8492   { EL_YAMYAM_LEFT,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8493   { EL_YAMYAM_RIGHT,    &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8494   { EL_YAMYAM_UP,       &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8495   { EL_YAMYAM_DOWN,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8496   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8497   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
8498   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
8499   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
8500   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
8501   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
8502   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
8503   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
8504   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8505   { EL_EM_DYNAMITE,     &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8506   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
8507   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8508   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8509   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8510   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8511   { EL_EXTRA_TIME,      &level.extra_time_score,        TEXT_COLLECTING },
8512   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
8513   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
8514   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
8515   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
8516   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
8517   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
8518   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
8519   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
8520   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
8521   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
8522   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
8523   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
8524   { EL_DC_KEY_WHITE,    &level.score[SC_KEY],           TEXT_COLLECTING },
8525   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8526   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8527   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8528   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8529   { EL_EMC_DRIPPER,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8530   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
8531   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8532   { EL_DC_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8533   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
8534
8535   { EL_TIMEGATE_SWITCH,   &level.time_timegate,         TEXT_DURATION   },
8536   { EL_DC_TIMEGATE_SWITCH,&level.time_timegate,         TEXT_DURATION   },
8537   { EL_LIGHT_SWITCH,    &level.time_light,              TEXT_DURATION   },
8538   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
8539   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
8540   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
8541   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
8542   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
8543   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
8544   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
8545   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
8546   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
8547   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
8548   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
8549   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
8550   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
8551
8552   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
8553   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
8554   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
8555   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
8556   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
8557   { EL_SPRING,          &level.slurp_score,             TEXT_SLURPING   },
8558   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
8559   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
8560
8561   { -1,                 NULL,                           NULL            }
8562 };
8563
8564 static boolean checkPropertiesConfig(int element)
8565 {
8566   int i;
8567
8568   if (IS_GEM(element) ||
8569       IS_CUSTOM_ELEMENT(element) ||
8570       IS_GROUP_ELEMENT(element) ||
8571       IS_ENVELOPE(element) ||
8572       ELEM_IS_PLAYER(element) ||
8573       HAS_EDITOR_CONTENT(element) ||
8574       CAN_GROW(element) ||
8575       COULD_MOVE_INTO_ACID(element) ||
8576       MAYBE_DONT_COLLIDE_WITH(element) ||
8577       element == EL_SOKOBAN_OBJECT ||
8578       element == EL_SOKOBAN_FIELD_EMPTY ||
8579       element == EL_SOKOBAN_FIELD_FULL)
8580     return TRUE;
8581   else
8582     for (i = 0; elements_with_counter[i].element != -1; i++)
8583       if (elements_with_counter[i].element == element)
8584         return TRUE;
8585
8586   return FALSE;
8587 }
8588
8589 static void DrawPropertiesConfig()
8590 {
8591   boolean draw_footer_line = FALSE;
8592   int max_num_element_counters = 4;
8593   int num_element_counters = 0;
8594   int i;
8595
8596   if (!checkPropertiesConfig(properties_element))
8597   {
8598     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
8599
8600     return;
8601   }
8602
8603   /* check if there are elements where a value can be chosen for */
8604   for (i = 0; elements_with_counter[i].element != -1; i++)
8605   {
8606     if (elements_with_counter[i].element == properties_element)
8607     {
8608       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
8609
8610       counterbutton_info[counter_id].y =
8611         ED_ELEMENT_SETTINGS_YPOS(
8612                 (HAS_EDITOR_CONTENT(properties_element)      ? 1 : 0) +
8613                 (CAN_GROW(properties_element)                ? 1 : 0) +
8614                 (COULD_MOVE_INTO_ACID(properties_element)    ? 1 : 0) +
8615                 (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0) +
8616                 (properties_element == EL_EMC_MAGIC_BALL     ? 2 : 0) +
8617                 num_element_counters);
8618
8619       counterbutton_info[counter_id].value = elements_with_counter[i].value;
8620       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
8621
8622       if (properties_element == EL_GAME_OF_LIFE ||
8623           properties_element == EL_BIOMAZE)
8624       {
8625         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
8626         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
8627       }
8628       else
8629       {
8630         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
8631         counterbutton_info[counter_id].min_value = MIN_SCORE;
8632         counterbutton_info[counter_id].max_value = MAX_SCORE;
8633       }
8634
8635       MapCounterButtons(counter_id);
8636
8637       num_element_counters++;
8638       if (num_element_counters >= max_num_element_counters)
8639         break;
8640     }
8641   }
8642
8643   if (HAS_EDITOR_CONTENT(properties_element))
8644   {
8645     /* draw stickybutton gadget */
8646     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8647
8648     if (IS_AMOEBOID(properties_element))
8649       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
8650     else if (properties_element == EL_YAMYAM ||
8651              properties_element == EL_YAMYAM_LEFT ||
8652              properties_element == EL_YAMYAM_RIGHT ||
8653              properties_element == EL_YAMYAM_UP ||
8654              properties_element == EL_YAMYAM_DOWN)
8655       DrawYamYamContentAreas();
8656     else if (properties_element == EL_EMC_MAGIC_BALL)
8657     {
8658       DrawMagicBallContentAreas();
8659
8660       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT);
8661       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_BALL_STATE);
8662     }
8663     else if (properties_element == EL_EMC_ANDROID)
8664       DrawAndroidElementArea(properties_element);
8665   }
8666
8667   if (ELEM_IS_PLAYER(properties_element))
8668   {
8669     int player_nr = GET_PLAYER_NR(properties_element);
8670
8671     /* these properties can be set for every player individually */
8672
8673     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
8674     {
8675       drawingarea_info[ED_DRAWING_ID_START_ELEMENT].value =
8676         &level.start_element[player_nr];
8677       drawingarea_info[ED_DRAWING_ID_ARTWORK_ELEMENT].value =
8678         &level.artwork_element[player_nr];
8679       drawingarea_info[ED_DRAWING_ID_EXPLOSION_ELEMENT].value =
8680         &level.explosion_element[player_nr];
8681
8682       checkbutton_info[ED_CHECKBUTTON_ID_USE_START_ELEMENT].value =
8683         &level.use_start_element[player_nr];
8684       checkbutton_info[ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT].value =
8685         &level.use_artwork_element[player_nr];
8686       checkbutton_info[ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT].value =
8687         &level.use_explosion_element[player_nr];
8688       checkbutton_info[ED_CHECKBUTTON_ID_INITIAL_GRAVITY].value =
8689         &level.initial_player_gravity[player_nr];
8690
8691       selectbox_info[ED_SELECTBOX_ID_PLAYER_SPEED].value =
8692         &level.initial_player_stepsize[player_nr];
8693
8694       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
8695       MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
8696                            ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
8697                            ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
8698       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD);
8699       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING);
8700       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
8701       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SHIFTED_RELOCATION);
8702       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_START_ELEMENT);
8703       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT);
8704       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT);
8705       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_GRAVITY);
8706       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
8707
8708       MapDrawingArea(ED_DRAWING_ID_START_ELEMENT);
8709       MapDrawingArea(ED_DRAWING_ID_ARTWORK_ELEMENT);
8710       MapDrawingArea(ED_DRAWING_ID_EXPLOSION_ELEMENT);
8711
8712       MapSelectboxGadget(ED_SELECTBOX_ID_PLAYER_SPEED);
8713     }
8714     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
8715     {
8716       drawingarea_info[ED_DRAWING_ID_INVENTORY_CONTENT].value =
8717         &level.initial_inventory_content[player_nr][0];
8718
8719       counterbutton_info[ED_COUNTER_ID_INVENTORY_SIZE].value =
8720         &level.initial_inventory_size[player_nr];
8721
8722       checkbutton_info[ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY].value =
8723         &level.use_initial_inventory[player_nr];
8724
8725       /* draw checkbutton gadgets */
8726       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY);
8727
8728       /* draw counter gadgets */
8729       MapCounterButtons(ED_COUNTER_ID_INVENTORY_SIZE);
8730
8731       /* draw drawing area gadgets */
8732       DrawPlayerInitialInventoryArea(properties_element);
8733     }
8734   }
8735
8736   if (IS_GEM(properties_element))
8737     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
8738
8739   if (properties_element == EL_EM_DYNAMITE)
8740     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE);
8741
8742   if (COULD_MOVE_INTO_ACID(properties_element) &&
8743       !ELEM_IS_PLAYER(properties_element) &&
8744       (!IS_CUSTOM_ELEMENT(properties_element) ||
8745        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
8746   {
8747     /* set position for checkbutton for "can move into acid" */
8748     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
8749       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
8750     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
8751       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
8752                        HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8753
8754     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
8755   }
8756
8757   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
8758     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
8759
8760   if (properties_element == EL_SPRING)
8761     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
8762
8763   if (properties_element == EL_TIME_ORB_FULL)
8764     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
8765
8766   if (CAN_GROW(properties_element))
8767   {
8768     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
8769       ED_ELEMENT_SETTINGS_YPOS(HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8770
8771     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
8772   }
8773
8774   if (properties_element == EL_SOKOBAN_OBJECT ||
8775       properties_element == EL_SOKOBAN_FIELD_EMPTY ||
8776       properties_element == EL_SOKOBAN_FIELD_FULL)
8777     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN);
8778
8779   if (IS_ENVELOPE(properties_element))
8780   {
8781     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
8782     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
8783     int button1_id = ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP;
8784     int button2_id = ED_CHECKBUTTON_ID_ENVELOPE_CENTERED;
8785     int envelope_nr = properties_element - EL_ENVELOPE_1;
8786
8787     counterbutton_info[counter1_id].value = &level.envelope[envelope_nr].xsize;
8788     counterbutton_info[counter2_id].value = &level.envelope[envelope_nr].ysize;
8789
8790     checkbutton_info[button1_id].value = &level.envelope[envelope_nr].autowrap;
8791     checkbutton_info[button2_id].value = &level.envelope[envelope_nr].centered;
8792
8793     /* display counter to choose size of envelope text area */
8794     MapCounterButtons(counter1_id);
8795     MapCounterButtons(counter2_id);
8796
8797     /* display checkbuttons to choose auto-wrap and alignment properties */
8798     MapCheckbuttonGadget(button1_id);
8799     MapCheckbuttonGadget(button2_id);
8800
8801     DrawEnvelopeTextArea(envelope_nr);
8802   }
8803
8804   if (IS_CUSTOM_ELEMENT(properties_element))
8805   {
8806     /* draw stickybutton gadget */
8807     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8808
8809     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
8810     {
8811       /* draw checkbutton gadgets */
8812       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
8813            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
8814         MapCheckbuttonGadget(i);
8815
8816       /* draw counter gadgets */
8817       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
8818            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
8819         MapCounterButtons(i);
8820
8821       /* draw selectbox gadgets */
8822       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
8823            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
8824         MapSelectboxGadget(i);
8825
8826       /* draw textbutton gadgets */
8827       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
8828
8829       /* draw text input gadgets */
8830       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
8831
8832       /* draw drawing area gadgets */
8833       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
8834
8835       draw_footer_line = TRUE;
8836     }
8837     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
8838     {
8839       /* draw checkbutton gadgets */
8840       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
8841            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
8842         MapCheckbuttonGadget(i);
8843
8844       /* draw counter gadgets */
8845       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
8846            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
8847         MapCounterButtons(i);
8848
8849       /* draw selectbox gadgets */
8850       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
8851            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
8852         MapSelectboxGadget(i);
8853
8854       /* draw drawing area gadgets */
8855       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
8856       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
8857       DrawCustomContentArea();
8858     }
8859   }
8860   else if (IS_GROUP_ELEMENT(properties_element))
8861   {
8862     /* draw stickybutton gadget */
8863     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8864
8865     /* draw checkbutton gadgets */
8866     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
8867     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
8868
8869     /* draw counter gadgets */
8870     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
8871
8872     /* draw selectbox gadgets */
8873     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
8874
8875     /* draw textbutton gadgets */
8876     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
8877
8878     /* draw drawing area gadgets */
8879     DrawGroupElementArea(properties_element);
8880
8881     /* draw text input gadgets */
8882     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
8883
8884     /* draw drawing area gadgets */
8885     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
8886
8887     draw_footer_line = TRUE;
8888   }
8889
8890   /* draw little footer border line above CE/GE use/save template gadgets */
8891   if (draw_footer_line)
8892   {
8893     struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
8894     struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
8895     int gd_x = gd->x + gd_gi1->border.width / 2;
8896     int gd_y = gd->y + gd_gi1->height - 1;
8897     Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
8898
8899     if (tab_color != BLACK_PIXEL)               /* black => transparent */
8900       FillRectangle(drawto,
8901                     SX + ED_ELEMENT_SETTINGS_X(0),
8902                     SY + ED_ELEMENT_SETTINGS_Y(14) - MINI_TILEY / 2,
8903                     getTabulatorBarWidth(), getTabulatorBarHeight(), tab_color);
8904   }
8905 }
8906
8907 static void DrawPropertiesChangeDrawingAreas()
8908 {
8909   if (IS_CUSTOM_ELEMENT(properties_element))
8910   {
8911     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
8912     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
8913     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_ACTION);
8914
8915     DrawCustomChangeContentArea();
8916   }
8917
8918   redraw_mask |= REDRAW_FIELD;
8919 }
8920
8921 static void DrawPropertiesChange()
8922 {
8923   int i;
8924
8925   /* needed to initially set selectbox options for special action options */
8926   setSelectboxSpecialActionOptions();
8927
8928   /* draw stickybutton gadget */
8929   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8930
8931   /* draw checkbutton gadgets */
8932   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
8933        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
8934     MapCheckbuttonGadget(i);
8935
8936   /* draw counter gadgets */
8937   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
8938        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
8939     MapCounterButtons(i);
8940
8941   /* draw selectbox gadgets */
8942   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
8943        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
8944     MapSelectboxGadget(i);
8945
8946   /* draw textbutton gadgets */
8947   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
8948        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
8949     MapTextbuttonGadget(i);
8950
8951   /* draw graphicbutton gadgets */
8952   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
8953        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
8954     MapGraphicbuttonGadget(i);
8955
8956   /* draw drawing area gadgets */
8957   DrawPropertiesChangeDrawingAreas();
8958 }
8959
8960 static void DrawEditorElementAnimation(int x, int y)
8961 {
8962   int graphic = el2img(properties_element);
8963   int frame = (ANIM_MODE(graphic) == ANIM_CE_VALUE ?
8964                custom_element.ce_value_fixed_initial :
8965                ANIM_MODE(graphic) == ANIM_CE_SCORE ?
8966                custom_element.collect_score_initial : FrameCounter);
8967
8968   DrawFixedGraphicAnimationExt(drawto, x, y, graphic, frame, NO_MASKING);
8969 }
8970
8971 static void DrawEditorElementName(int x, int y, int font_nr)
8972 {
8973   char *element_name = getElementInfoText(properties_element);
8974   int font_width = getFontWidth(font_nr);
8975   int font_height = getFontHeight(font_nr);
8976   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_X(0);
8977   int max_chars_per_line = max_text_width / font_width;
8978   char buffer[max_chars_per_line + 1];
8979
8980   if (strlen(element_name) <= max_chars_per_line)
8981     DrawTextS(x, y, font_nr, element_name);
8982   else
8983   {
8984     int next_pos = max_chars_per_line;
8985
8986     strncpy(buffer, element_name, max_chars_per_line);
8987     buffer[max_chars_per_line] = '\0';
8988
8989     if (element_name[max_chars_per_line] == ' ')
8990       next_pos++;
8991     else
8992     {
8993       int i;
8994
8995       for (i = max_chars_per_line - 1; i >= 0; i--)
8996         if (buffer[i] == ' ')
8997           break;
8998
8999       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
9000       {
9001         buffer[i] = '\0';
9002         next_pos = i + 1;
9003       }
9004     }
9005
9006     DrawTextS(x, y - font_height / 2, font_nr, buffer);
9007
9008     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
9009     buffer[max_chars_per_line] = '\0';
9010
9011     DrawTextS(x, y + font_height / 2, font_nr, buffer);
9012   }
9013 }
9014
9015 static void DrawPropertiesWindow()
9016 {
9017   stick_element_properties_window = FALSE;
9018
9019   /* make sure that previous properties edit mode exists for this element */
9020   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG_2 &&
9021       !IS_CUSTOM_ELEMENT(properties_element))
9022     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_2;
9023
9024   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
9025       !ELEM_IS_PLAYER(properties_element) &&
9026       !IS_CUSTOM_ELEMENT(properties_element))
9027     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
9028
9029   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
9030       (ELEM_IS_PLAYER(properties_element) ||
9031        IS_CUSTOM_ELEMENT(properties_element)))
9032     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
9033
9034   CopyElementPropertiesToEditor(properties_element);
9035
9036   UnmapLevelEditorFieldGadgets();
9037   UnmapLevelEditorToolboxDrawingGadgets();
9038   UnmapLevelEditorToolboxCustomGadgets();
9039
9040   if (IS_CUSTOM_ELEMENT(properties_element) ||
9041       IS_GROUP_ELEMENT(properties_element))
9042     MapLevelEditorToolboxCustomGadgets();
9043
9044   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
9045   ClearField();
9046
9047   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Element Settings");
9048
9049   FrameCounter = 0;     /* restart animation frame counter */
9050
9051   struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_INPUT_TEXT];
9052   int border_size = gd->border_size;
9053   int font_nr = FONT_TEXT_1;
9054   int font_height = getFontHeight(font_nr);
9055   int x = ED_ELEMENT_SETTINGS_ELEM_XPOS;
9056   int y = ED_ELEMENT_SETTINGS_ELEM_YPOS;
9057   int xoffset = TILEX + ED_ELEMENT_BORDER + 3 * border_size;
9058   int yoffset = (TILEY - font_height) / 2;
9059
9060   DrawElementBorder(SX + x, SY + y, TILEX, TILEY, FALSE);
9061   DrawEditorElementAnimation(SX + x, SY + y);
9062   DrawEditorElementName(x + xoffset, y + yoffset, font_nr);
9063
9064   DrawPropertiesTabulatorGadgets();
9065
9066   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
9067     DrawPropertiesInfo();
9068   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
9069     DrawPropertiesChange();
9070   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
9071     DrawPropertiesConfig();
9072 }
9073
9074 static void UpdateCustomElementGraphicGadgets()
9075 {
9076   struct ElementInfo *ei = &element_info[properties_element];
9077   int i;
9078
9079   ei->gfx_element = (ei->use_gfx_element ? ei->gfx_element_initial :
9080                      properties_element);
9081
9082   ModifyEditorElementList();
9083   RedrawDrawingElements();
9084
9085   /* force redraw of all mapped drawing area gadgets */
9086   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
9087   {
9088     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
9089
9090     if (gi->mapped)
9091       MapDrawingArea(i);
9092   }
9093 }
9094
9095 static int getOpenDirectionFromTube(int element)
9096 {
9097   switch (element)
9098   {
9099     case EL_TUBE_LEFT_UP:               return (MV_LEFT | MV_UP);
9100     case EL_TUBE_LEFT_DOWN:             return (MV_LEFT | MV_DOWN);
9101     case EL_TUBE_RIGHT_UP:              return (MV_RIGHT | MV_UP);
9102     case EL_TUBE_RIGHT_DOWN:            return (MV_RIGHT | MV_DOWN);
9103     case EL_TUBE_HORIZONTAL:            return (MV_HORIZONTAL);
9104     case EL_TUBE_HORIZONTAL_UP:         return (MV_HORIZONTAL | MV_UP);
9105     case EL_TUBE_HORIZONTAL_DOWN:       return (MV_HORIZONTAL | MV_DOWN);
9106     case EL_TUBE_VERTICAL:              return (MV_VERTICAL);
9107     case EL_TUBE_VERTICAL_LEFT:         return (MV_VERTICAL | MV_LEFT);
9108     case EL_TUBE_VERTICAL_RIGHT:        return (MV_VERTICAL | MV_RIGHT);
9109     case EL_TUBE_ANY:                   return (MV_ANY_DIRECTION);
9110   }
9111
9112   return MV_NONE;
9113 }
9114
9115 static int getTubeFromOpenDirection(int direction)
9116 {
9117   switch (direction)
9118   {
9119     case (MV_LEFT | MV_UP):             return EL_TUBE_LEFT_UP;
9120     case (MV_LEFT | MV_DOWN):           return EL_TUBE_LEFT_DOWN;
9121     case (MV_RIGHT | MV_UP):            return EL_TUBE_RIGHT_UP;
9122     case (MV_RIGHT | MV_DOWN):          return EL_TUBE_RIGHT_DOWN;
9123     case (MV_HORIZONTAL):               return EL_TUBE_HORIZONTAL;
9124     case (MV_HORIZONTAL | MV_UP):       return EL_TUBE_HORIZONTAL_UP;
9125     case (MV_HORIZONTAL | MV_DOWN):     return EL_TUBE_HORIZONTAL_DOWN;
9126     case (MV_VERTICAL):                 return EL_TUBE_VERTICAL;
9127     case (MV_VERTICAL | MV_LEFT):       return EL_TUBE_VERTICAL_LEFT;
9128     case (MV_VERTICAL | MV_RIGHT):      return EL_TUBE_VERTICAL_RIGHT;
9129     case (MV_ANY_DIRECTION):            return EL_TUBE_ANY;
9130
9131     /* if only one direction, fall back to simple tube with that direction */
9132     case (MV_LEFT):                     return EL_TUBE_HORIZONTAL;
9133     case (MV_RIGHT):                    return EL_TUBE_HORIZONTAL;
9134     case (MV_UP):                       return EL_TUBE_VERTICAL;
9135     case (MV_DOWN):                     return EL_TUBE_VERTICAL;
9136   }
9137
9138   return EL_EMPTY;
9139 }
9140
9141 static int getTubeFromOpenDirectionNotEmpty(int direction, int element_old)
9142 {
9143   int element_new = getTubeFromOpenDirection(direction);
9144
9145   return (element_new != EL_EMPTY ? element_new : element_old);
9146 }
9147
9148 static int getOpenDirectionFromBelt(int element)
9149 {
9150   int belt_dir = getBeltDirFromBeltElement(element);
9151
9152   return (belt_dir == MV_LEFT ? MV_RIGHT :
9153           belt_dir == MV_RIGHT ? MV_LEFT :
9154           belt_dir == MV_NONE ? MV_HORIZONTAL : belt_dir);
9155 }
9156
9157 static int getBeltFromNrAndOpenDirection(int nr, int direction)
9158 {
9159   int belt_dir = (direction == MV_LEFT ? MV_RIGHT :
9160                   direction == MV_RIGHT ? MV_LEFT :
9161                   direction == MV_HORIZONTAL ? MV_NONE : direction);
9162
9163   if (direction == MV_NONE)
9164     return EL_EMPTY;
9165
9166   return getBeltElementFromBeltNrAndBeltDir(nr, belt_dir);
9167 }
9168
9169 static int getBeltFromNrAndOpenDirectionNotEmpty(int nr, int direction,
9170                                                  int element_old)
9171 {
9172   int element_new = getBeltFromNrAndOpenDirection(nr, direction);
9173
9174   return (element_new != EL_EMPTY ? element_new : element_old);
9175 }
9176
9177 static int getOpenDirectionFromPool(int element)
9178 {
9179   switch (element)
9180   {
9181     case EL_ACID_POOL_TOPLEFT:          return (MV_DOWN | MV_RIGHT);
9182     case EL_ACID_POOL_TOPRIGHT:         return (MV_DOWN | MV_LEFT);
9183     case EL_ACID_POOL_BOTTOMLEFT:       return (MV_UP | MV_RIGHT);
9184     case EL_ACID_POOL_BOTTOMRIGHT:      return (MV_UP | MV_LEFT);
9185     case EL_ACID_POOL_BOTTOM:           return (MV_HORIZONTAL | MV_UP);
9186     case EL_ACID:                       return (MV_HORIZONTAL | MV_DOWN);
9187   }
9188
9189   return MV_NONE;
9190 }
9191
9192 static int getPoolFromOpenDirection(int direction)
9193 {
9194   switch (direction)
9195   {
9196     case (MV_DOWN | MV_RIGHT):          return EL_ACID_POOL_TOPLEFT;
9197     case (MV_DOWN | MV_LEFT):           return EL_ACID_POOL_TOPRIGHT;
9198     case (MV_UP | MV_RIGHT):            return EL_ACID_POOL_BOTTOMLEFT;
9199     case (MV_UP | MV_LEFT):             return EL_ACID_POOL_BOTTOMRIGHT;
9200     case (MV_HORIZONTAL | MV_UP):       return EL_ACID_POOL_BOTTOM;
9201     case (MV_HORIZONTAL | MV_DOWN):     return EL_ACID;
9202   }
9203
9204   return EL_EMPTY;
9205 }
9206
9207 static int getPoolFromOpenDirectionExt(int direction, int help_element)
9208 {
9209   int element = getPoolFromOpenDirection(direction);
9210   int help_direction = getOpenDirectionFromPool(help_element);
9211
9212   if (element == EL_EMPTY)
9213   {
9214     int help_direction_vertical = help_direction & MV_VERTICAL;
9215
9216     element = getPoolFromOpenDirection(direction | help_direction_vertical);
9217   }
9218
9219   if (element == EL_EMPTY)
9220   {
9221     int help_direction_horizontal = help_direction & MV_HORIZONTAL;
9222
9223     element = getPoolFromOpenDirection(direction | help_direction_horizontal);
9224   }
9225
9226   return element;
9227 }
9228
9229 static int getPoolFromOpenDirectionNotEmpty(int direction, int element_old)
9230 {
9231   int element_new = getPoolFromOpenDirectionExt(direction, element_old);
9232
9233   return (element_new != EL_EMPTY ? element_new : element_old);
9234 }
9235
9236 static int getOpenDirectionFromPillar(int element)
9237 {
9238   switch (element)
9239   {
9240     case EL_EMC_WALL_1:                 return (MV_DOWN);
9241     case EL_EMC_WALL_2:                 return (MV_VERTICAL);
9242     case EL_EMC_WALL_3:                 return (MV_UP);
9243   }
9244
9245   return MV_NONE;
9246 }
9247
9248 static int getPillarFromOpenDirection(int direction)
9249 {
9250   switch (direction)
9251   {
9252     case (MV_DOWN):                     return EL_EMC_WALL_1;
9253     case (MV_VERTICAL):                 return EL_EMC_WALL_2;
9254     case (MV_UP):                       return EL_EMC_WALL_3;
9255   }
9256
9257   return EL_EMPTY;
9258 }
9259
9260 static int getPillarFromOpenDirectionNotEmpty(int direction, int element_old)
9261 {
9262   int element_new = getPillarFromOpenDirection(direction);
9263
9264   return (element_new != EL_EMPTY ? element_new : element_old);
9265 }
9266
9267 static int getOpenDirectionFromSteel2(int element)
9268 {
9269   switch (element)
9270   {
9271     case EL_DC_STEELWALL_2_LEFT:        return (MV_RIGHT);
9272     case EL_DC_STEELWALL_2_RIGHT:       return (MV_LEFT);
9273     case EL_DC_STEELWALL_2_TOP:         return (MV_DOWN);
9274     case EL_DC_STEELWALL_2_BOTTOM:      return (MV_UP);
9275     case EL_DC_STEELWALL_2_HORIZONTAL:  return (MV_HORIZONTAL);
9276     case EL_DC_STEELWALL_2_VERTICAL:    return (MV_VERTICAL);
9277     case EL_DC_STEELWALL_2_MIDDLE:      return (MV_ANY_DIRECTION);
9278     case EL_DC_STEELWALL_2_SINGLE:      return (MV_NONE);
9279   }
9280
9281   return MV_NONE;
9282 }
9283
9284 static int getSteel2FromOpenDirection(int direction)
9285 {
9286   switch (direction)
9287   {
9288     case (MV_RIGHT):                    return EL_DC_STEELWALL_2_LEFT;
9289     case (MV_LEFT):                     return EL_DC_STEELWALL_2_RIGHT;
9290     case (MV_DOWN):                     return EL_DC_STEELWALL_2_TOP;
9291     case (MV_UP):                       return EL_DC_STEELWALL_2_BOTTOM;
9292     case (MV_HORIZONTAL):               return EL_DC_STEELWALL_2_HORIZONTAL;
9293     case (MV_VERTICAL):                 return EL_DC_STEELWALL_2_VERTICAL;
9294     case (MV_ANY_DIRECTION):            return EL_DC_STEELWALL_2_MIDDLE;
9295     case (MV_NONE):                     return EL_DC_STEELWALL_2_SINGLE;
9296   }
9297
9298   return EL_EMPTY;
9299 }
9300
9301 static int getSteel2FromOpenDirectionNotEmpty(int direction, int element_old)
9302 {
9303   int element_new = getSteel2FromOpenDirection(direction);
9304
9305   return (element_new != EL_EMPTY ? element_new : element_old);
9306 }
9307
9308 static int getOpenDirectionFromChip(int element)
9309 {
9310   switch (element)
9311   {
9312     case EL_SP_CHIP_SINGLE:             return (MV_NONE);
9313     case EL_SP_CHIP_LEFT:               return (MV_RIGHT);
9314     case EL_SP_CHIP_RIGHT:              return (MV_LEFT);
9315     case EL_SP_CHIP_TOP:                return (MV_DOWN);
9316     case EL_SP_CHIP_BOTTOM:             return (MV_UP);
9317   }
9318
9319   return MV_NONE;
9320 }
9321
9322 static int getChipFromOpenDirection(int direction)
9323 {
9324   switch (direction)
9325   {
9326     case (MV_NONE):                     return EL_SP_CHIP_SINGLE;
9327     case (MV_LEFT):                     return EL_SP_CHIP_RIGHT;
9328     case (MV_RIGHT):                    return EL_SP_CHIP_LEFT;
9329     case (MV_UP):                       return EL_SP_CHIP_BOTTOM;
9330     case (MV_DOWN):                     return EL_SP_CHIP_TOP;
9331   }
9332
9333   return EL_EMPTY;
9334 }
9335
9336 static int getChipFromOpenDirectionNotEmpty(int direction, int element_old)
9337 {
9338   int element_new = getChipFromOpenDirection(direction);
9339
9340   return (element_new != EL_EMPTY ? element_new : element_old);
9341 }
9342
9343 static int getClosedTube(int x, int y)
9344 {
9345   static int xy[4][2] =
9346   {
9347     { -1, 0 },
9348     { +1, 0 },
9349     { 0, -1 },
9350     { 0, +1 }
9351   };
9352   int element_old = IntelliDrawBuffer[x][y];
9353   int direction_old = getOpenDirectionFromTube(element_old);
9354   int direction_new = MV_NONE;
9355   int i;
9356
9357   for (i = 0; i < NUM_DIRECTIONS; i++)
9358   {
9359     int xx = x + xy[i][0];
9360     int yy = y + xy[i][1];
9361     int dir = MV_DIR_FROM_BIT(i);
9362     int dir_opposite = MV_DIR_OPPOSITE(dir);
9363
9364     if (IN_LEV_FIELD(xx, yy) && IS_TUBE(IntelliDrawBuffer[xx][yy]) &&
9365         (direction_old & dir) &&
9366         (getOpenDirectionFromTube(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9367       direction_new |= dir;
9368   }
9369
9370   return getTubeFromOpenDirectionNotEmpty(direction_new, element_old);
9371 }
9372
9373 static int getClosedBelt(int x, int y)
9374 {
9375   static int xy[4][2] =
9376   {
9377     { -1, 0 },
9378     { +1, 0 },
9379     { 0, -1 },
9380     { 0, +1 }
9381   };
9382   int element_old = IntelliDrawBuffer[x][y];
9383   int nr = getBeltNrFromBeltElement(element_old);
9384   int direction_old = getOpenDirectionFromBelt(element_old);
9385   int direction_new = MV_NONE;
9386   int i;
9387
9388   for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
9389   {
9390     int xx = x + xy[i][0];
9391     int yy = y + xy[i][1];
9392     int dir = MV_DIR_FROM_BIT(i);
9393     int dir_opposite = MV_DIR_OPPOSITE(dir);
9394
9395     if (IN_LEV_FIELD(xx, yy) && IS_BELT(IntelliDrawBuffer[xx][yy]) &&
9396         (direction_old & dir) &&
9397         (getOpenDirectionFromBelt(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9398       direction_new |= dir;
9399   }
9400
9401   return getBeltFromNrAndOpenDirection(nr, direction_new);
9402 }
9403
9404 static int getClosedPool(int x, int y)
9405 {
9406   static int xy[4][2] =
9407   {
9408     { -1, 0 },
9409     { +1, 0 },
9410     { 0, -1 },
9411     { 0, +1 }
9412   };
9413   int element_old = IntelliDrawBuffer[x][y];
9414   int direction_old = getOpenDirectionFromPool(element_old);
9415   int direction_new = MV_NONE;
9416   int i;
9417
9418   for (i = 0; i < NUM_DIRECTIONS; i++)
9419   {
9420     int xx = x + xy[i][0];
9421     int yy = y + xy[i][1];
9422     int dir = MV_DIR_FROM_BIT(i);
9423     int dir_opposite = MV_DIR_OPPOSITE(dir);
9424
9425     if (IN_LEV_FIELD(xx, yy) &&
9426         IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[xx][yy]) &&
9427         (direction_old & dir) &&
9428         (getOpenDirectionFromPool(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9429       direction_new |= dir;
9430   }
9431
9432   return getPoolFromOpenDirectionNotEmpty(direction_new, element_old);
9433 }
9434
9435 static int getClosedPillar(int x, int y)
9436 {
9437   static int xy[4][2] =
9438   {
9439     { -1, 0 },
9440     { +1, 0 },
9441     { 0, -1 },
9442     { 0, +1 }
9443   };
9444   int element_old = IntelliDrawBuffer[x][y];
9445   int direction_old = getOpenDirectionFromPillar(element_old);
9446   int direction_new = MV_NONE;
9447   int i;
9448
9449   for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
9450   {
9451     int xx = x + xy[i][0];
9452     int yy = y + xy[i][1];
9453     int dir = MV_DIR_FROM_BIT(i);
9454     int dir_opposite = MV_DIR_OPPOSITE(dir);
9455
9456     if (IN_LEV_FIELD(xx, yy) && IS_EMC_PILLAR(IntelliDrawBuffer[xx][yy]) &&
9457         (direction_old & dir) &&
9458         (getOpenDirectionFromPillar(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9459       direction_new |= dir;
9460   }
9461
9462   return getPillarFromOpenDirectionNotEmpty(direction_new, element_old);
9463 }
9464
9465 static int getClosedSteel2(int x, int y)
9466 {
9467   static int xy[4][2] =
9468   {
9469     { -1, 0 },
9470     { +1, 0 },
9471     { 0, -1 },
9472     { 0, +1 }
9473   };
9474   int element_old = IntelliDrawBuffer[x][y];
9475   int direction_old = getOpenDirectionFromSteel2(element_old);
9476   int direction_new = MV_NONE;
9477   int i;
9478
9479   for (i = 0; i < NUM_DIRECTIONS; i++)
9480   {
9481     int xx = x + xy[i][0];
9482     int yy = y + xy[i][1];
9483     int dir = MV_DIR_FROM_BIT(i);
9484     int dir_opposite = MV_DIR_OPPOSITE(dir);
9485
9486     if (IN_LEV_FIELD(xx, yy) && IS_DC_STEELWALL_2(IntelliDrawBuffer[xx][yy]) &&
9487         (direction_old & dir) &&
9488         (getOpenDirectionFromSteel2(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9489       direction_new |= dir;
9490   }
9491
9492   return getSteel2FromOpenDirectionNotEmpty(direction_new, element_old);
9493 }
9494
9495 static int getClosedChip(int x, int y)
9496 {
9497   static int xy[4][2] =
9498   {
9499     { -1, 0 },
9500     { +1, 0 },
9501     { 0, -1 },
9502     { 0, +1 }
9503   };
9504   int element_old = IntelliDrawBuffer[x][y];
9505   int direction_old = getOpenDirectionFromChip(element_old);
9506   int direction_new = MV_NONE;
9507   int i;
9508
9509   for (i = 0; i < NUM_DIRECTIONS; i++)
9510   {
9511     int xx = x + xy[i][0];
9512     int yy = y + xy[i][1];
9513     int dir = MV_DIR_FROM_BIT(i);
9514     int dir_opposite = MV_DIR_OPPOSITE(dir);
9515
9516     if (IN_LEV_FIELD(xx, yy) && IS_SP_CHIP(IntelliDrawBuffer[xx][yy]) &&
9517         (direction_old & dir) &&
9518         (getOpenDirectionFromChip(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9519       direction_new |= dir;
9520   }
9521
9522   return getChipFromOpenDirectionNotEmpty(direction_new, element_old);
9523 }
9524
9525 static void SetElementSimple(int x, int y, int element, boolean change_level)
9526 {
9527   int sx = x - level_xpos;
9528   int sy = y - level_ypos;
9529
9530   IntelliDrawBuffer[x][y] = element;
9531
9532   if (change_level)
9533     Feld[x][y] = element;
9534
9535   if (IN_ED_FIELD(sx, sy))
9536     DrawEditorElement(sx, sy, element);
9537 }
9538
9539 static void MergeAndCloseNeighbourElements(int x1, int y1, int *element1,
9540                                            int x2, int y2, int *element2,
9541                                            int (*close_function)(int, int),
9542                                            boolean change_level)
9543 {
9544   /* set neighbour elements to newly determined connections */
9545   SetElementSimple(x1, y1, *element1, change_level);
9546   SetElementSimple(x2, y2, *element2, change_level);
9547
9548   /* remove all open connections of neighbour elements */
9549   *element1 = close_function(x1, y1);
9550   *element2 = close_function(x2, y2);
9551
9552   /* set neighbour elements to new, minimized connections */
9553   SetElementSimple(x1, y1, *element1, change_level);
9554   SetElementSimple(x2, y2, *element2, change_level);
9555 }
9556
9557 static void SetElementIntelliDraw(int x, int y, int new_element,
9558                                   boolean change_level, int button)
9559 {
9560   static int xy[4][2] =
9561   {
9562     { -1, 0 },
9563     { +1, 0 },
9564     { 0, -1 },
9565     { 0, +1 }
9566   };
9567   static int last_x = -1;
9568   static int last_y = -1;
9569   int old_element = IntelliDrawBuffer[x][y];
9570
9571   if (new_element == EL_UNDEFINED)
9572   {
9573     last_x = -1;
9574     last_y = -1;
9575
9576     return;
9577   }
9578
9579   if (IS_TUBE(new_element))
9580   {
9581     int last_element_new = EL_UNDEFINED;
9582     int direction = MV_NONE;
9583     int i;
9584
9585     /* if old element is of same kind, keep all existing directions */
9586     if (IS_TUBE(old_element))
9587       direction |= getOpenDirectionFromTube(old_element);
9588
9589     for (i = 0; i < NUM_DIRECTIONS; i++)
9590     {
9591       int xx = x + xy[i][0];
9592       int yy = y + xy[i][1];
9593
9594       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9595           IS_TUBE(IntelliDrawBuffer[last_x][last_y]))
9596       {
9597         int dir = MV_DIR_FROM_BIT(i);
9598         int dir_opposite = MV_DIR_OPPOSITE(dir);
9599         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9600         int last_direction_old = getOpenDirectionFromTube(last_element_old);
9601         int last_direction_new = last_direction_old | dir_opposite;
9602
9603         last_element_new = getTubeFromOpenDirection(last_direction_new);
9604
9605         direction |= dir;
9606       }
9607     }
9608
9609     new_element = getTubeFromOpenDirectionNotEmpty(direction, new_element);
9610
9611     if (last_element_new != EL_UNDEFINED)
9612       MergeAndCloseNeighbourElements(x, y, &new_element,
9613                                      last_x, last_y, &last_element_new,
9614                                      getClosedTube, change_level);
9615   }
9616   else if (IS_BELT(new_element))
9617   {
9618     int belt_nr = getBeltNrFromBeltElement(new_element);
9619     int last_element_new = EL_UNDEFINED;
9620     int direction = MV_NONE;
9621     int i;
9622
9623     /* if old element is of same kind, keep all existing directions */
9624     if (IS_BELT(old_element))
9625       direction |= getOpenDirectionFromBelt(old_element);
9626
9627     for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
9628     {
9629       int xx = x + xy[i][0];
9630       int yy = y + xy[i][1];
9631
9632       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9633           IS_BELT(IntelliDrawBuffer[last_x][last_y]))
9634       {
9635         int dir = MV_DIR_FROM_BIT(i);
9636         int dir_opposite = MV_DIR_OPPOSITE(dir);
9637         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9638         int last_belt_nr = getBeltNrFromBeltElement(last_element_old);
9639         int last_direction_old = getOpenDirectionFromBelt(last_element_old);
9640         int last_direction_new = last_direction_old | dir_opposite;
9641
9642         last_element_new = getBeltFromNrAndOpenDirection(last_belt_nr,
9643                                                          last_direction_new);
9644         direction |= dir;
9645       }
9646     }
9647
9648     new_element = getBeltFromNrAndOpenDirectionNotEmpty(belt_nr, direction,
9649                                                         new_element);
9650     if (last_element_new != EL_UNDEFINED)
9651       MergeAndCloseNeighbourElements(x, y, &new_element,
9652                                      last_x, last_y, &last_element_new,
9653                                      getClosedBelt, change_level);
9654   }
9655   else if (IS_ACID_POOL_OR_ACID(new_element))
9656   {
9657     int last_element_new = EL_UNDEFINED;
9658     int direction = MV_NONE;
9659     int i;
9660
9661     /* if old element is of same kind, keep all existing directions */
9662     if (IS_ACID_POOL_OR_ACID(old_element))
9663       direction |= getOpenDirectionFromPool(old_element);
9664
9665     for (i = 0; i < NUM_DIRECTIONS; i++)
9666     {
9667       int xx = x + xy[i][0];
9668       int yy = y + xy[i][1];
9669
9670       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9671           IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[last_x][last_y]))
9672       {
9673         int dir = MV_DIR_FROM_BIT(i);
9674         int dir_opposite = MV_DIR_OPPOSITE(dir);
9675         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9676         int last_direction_old = getOpenDirectionFromPool(last_element_old);
9677         int last_direction_new = last_direction_old | dir_opposite;
9678
9679         last_element_new = getPoolFromOpenDirection(last_direction_new);
9680
9681         direction |= dir;
9682       }
9683     }
9684
9685     /* special corrections needed for intuitively correct acid pool drawing */
9686     if (last_element_new == EL_EMPTY)
9687       last_element_new = new_element;
9688     else if (last_element_new != EL_UNDEFINED)
9689       new_element = last_element_new;
9690
9691     new_element = getPoolFromOpenDirectionNotEmpty(direction, new_element);
9692
9693     if (last_element_new != EL_UNDEFINED)
9694       MergeAndCloseNeighbourElements(x, y, &new_element,
9695                                      last_x, last_y, &last_element_new,
9696                                      getClosedPool, change_level);
9697   }
9698   else if (IS_EMC_PILLAR(new_element))
9699   {
9700     int last_element_new = EL_UNDEFINED;
9701     int direction = MV_NONE;
9702     int i;
9703
9704     /* if old element is of same kind, keep all existing directions */
9705     if (IS_EMC_PILLAR(old_element))
9706       direction |= getOpenDirectionFromPillar(old_element);
9707
9708     for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
9709     {
9710       int xx = x + xy[i][0];
9711       int yy = y + xy[i][1];
9712
9713       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9714           IS_EMC_PILLAR(IntelliDrawBuffer[last_x][last_y]))
9715       {
9716         int dir = MV_DIR_FROM_BIT(i);
9717         int dir_opposite = MV_DIR_OPPOSITE(dir);
9718         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9719         int last_direction_old = getOpenDirectionFromPillar(last_element_old);
9720         int last_direction_new = last_direction_old | dir_opposite;
9721
9722         last_element_new = getPillarFromOpenDirection(last_direction_new);
9723
9724         direction |= dir;
9725       }
9726     }
9727
9728     new_element = getPillarFromOpenDirectionNotEmpty(direction, new_element);
9729
9730     if (last_element_new != EL_UNDEFINED)
9731       MergeAndCloseNeighbourElements(x, y, &new_element,
9732                                      last_x, last_y, &last_element_new,
9733                                      getClosedPillar, change_level);
9734   }
9735   else if (IS_DC_STEELWALL_2(new_element))
9736   {
9737     int last_element_new = EL_UNDEFINED;
9738     int direction = MV_NONE;
9739     int i;
9740
9741     /* if old element is of same kind, keep all existing directions */
9742     if (IS_DC_STEELWALL_2(old_element))
9743       direction |= getOpenDirectionFromSteel2(old_element);
9744
9745     for (i = 0; i < NUM_DIRECTIONS; i++)
9746     {
9747       int xx = x + xy[i][0];
9748       int yy = y + xy[i][1];
9749
9750       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9751           IS_DC_STEELWALL_2(IntelliDrawBuffer[last_x][last_y]))
9752       {
9753         int dir = MV_DIR_FROM_BIT(i);
9754         int dir_opposite = MV_DIR_OPPOSITE(dir);
9755         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9756         int last_direction_old = getOpenDirectionFromSteel2(last_element_old);
9757         int last_direction_new = last_direction_old | dir_opposite;
9758
9759         last_element_new = getSteel2FromOpenDirection(last_direction_new);
9760
9761         direction |= dir;
9762       }
9763     }
9764
9765     new_element = getSteel2FromOpenDirectionNotEmpty(direction, new_element);
9766
9767     if (last_element_new != EL_UNDEFINED)
9768       MergeAndCloseNeighbourElements(x, y, &new_element,
9769                                      last_x, last_y, &last_element_new,
9770                                      getClosedSteel2, change_level);
9771   }
9772   else if (IS_SP_CHIP(new_element))
9773   {
9774     int last_element_new = EL_UNDEFINED;
9775     int direction = MV_NONE;
9776     int i;
9777
9778     /* (do not keep existing directions, regardless of kind of old element) */
9779
9780     for (i = 0; i < NUM_DIRECTIONS; i++)
9781     {
9782       int xx = x + xy[i][0];
9783       int yy = y + xy[i][1];
9784
9785       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9786           IS_SP_CHIP(IntelliDrawBuffer[last_x][last_y]))
9787       {
9788         int dir = MV_DIR_FROM_BIT(i);
9789         int dir_opposite = MV_DIR_OPPOSITE(dir);
9790         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9791         int last_direction_old = getOpenDirectionFromChip(last_element_old);
9792         int last_direction_new = last_direction_old | dir_opposite;
9793
9794         if (last_direction_old == MV_NONE)
9795         {
9796           last_element_new = getChipFromOpenDirection(last_direction_new);
9797           direction |= dir;
9798         }
9799         else if (last_direction_old & (dir | dir_opposite))
9800         {
9801           direction |= MV_DIR_OPPOSITE(last_direction_old);
9802         }
9803         else
9804         {
9805           direction |= MV_DIR_OPPOSITE(dir);
9806         }
9807       }
9808     }
9809
9810     new_element = getChipFromOpenDirectionNotEmpty(direction, new_element);
9811
9812     if (last_element_new != EL_UNDEFINED)
9813       MergeAndCloseNeighbourElements(x, y, &new_element,
9814                                      last_x, last_y, &last_element_new,
9815                                      getClosedChip, change_level);
9816   }
9817   else if (IS_SP_HARDWARE_BASE(new_element))
9818   {
9819     int nr = GetSimpleRandom(6);
9820
9821     new_element = (nr == 0 ? EL_SP_HARDWARE_BASE_1 :
9822                    nr == 1 ? EL_SP_HARDWARE_BASE_2 :
9823                    nr == 2 ? EL_SP_HARDWARE_BASE_3 :
9824                    nr == 3 ? EL_SP_HARDWARE_BASE_4 :
9825                    nr == 4 ? EL_SP_HARDWARE_BASE_5 : EL_SP_HARDWARE_BASE_6);
9826   }
9827   else if (new_element == EL_SP_HARDWARE_GREEN ||
9828            new_element == EL_SP_HARDWARE_BLUE ||
9829            new_element == EL_SP_HARDWARE_RED)
9830   {
9831     int nr = GetSimpleRandom(3);
9832
9833     new_element = (nr == 0 ? EL_SP_HARDWARE_GREEN :
9834                    nr == 1 ? EL_SP_HARDWARE_BLUE : EL_SP_HARDWARE_RED);
9835   }
9836   else if (IS_GROUP_ELEMENT(new_element))
9837   {
9838     boolean connected_drawing = FALSE;
9839     int i;
9840
9841     for (i = 0; i < NUM_DIRECTIONS; i++)
9842     {
9843       int xx = x + xy[i][0];
9844       int yy = y + xy[i][1];
9845
9846       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9847           IS_IN_GROUP_EL(IntelliDrawBuffer[last_x][last_y], new_element))
9848         connected_drawing = TRUE;
9849     }
9850
9851     if (!connected_drawing)
9852       ResolveGroupElement(new_element);
9853
9854     new_element = GetElementFromGroupElement(new_element);
9855   }
9856   else if (IS_BELT_SWITCH(old_element))
9857   {
9858     int belt_nr = getBeltNrFromBeltSwitchElement(old_element);
9859     int belt_dir = getBeltDirFromBeltSwitchElement(old_element);
9860
9861     belt_dir = (belt_dir == MV_LEFT ? MV_NONE :
9862                 belt_dir == MV_NONE ? MV_RIGHT : MV_LEFT);
9863
9864     new_element = getBeltSwitchElementFromBeltNrAndBeltDir(belt_nr, belt_dir);
9865   }
9866   else
9867   {
9868     static int swappable_elements[][2] =
9869     {
9870       { EL_EXIT_CLOSED,                 EL_EXIT_OPEN                    },
9871       { EL_DYNAMITE,                    EL_DYNAMITE_ACTIVE              },
9872       { EL_EM_DYNAMITE,                 EL_EM_DYNAMITE_ACTIVE           },
9873       { EL_QUICKSAND_EMPTY,             EL_QUICKSAND_FULL               },
9874       { EL_EMERALD,                     EL_WALL_EMERALD                 },
9875       { EL_EMERALD_YELLOW,              EL_WALL_EMERALD_YELLOW          },
9876       { EL_EMERALD_RED,                 EL_WALL_EMERALD_RED             },
9877       { EL_EMERALD_PURPLE,              EL_WALL_EMERALD_PURPLE          },
9878       { EL_DIAMOND,                     EL_WALL_DIAMOND                 },
9879       { EL_BD_DIAMOND,                  EL_WALL_BD_DIAMOND              },
9880       { EL_GATE_1,                      EL_GATE_1_GRAY                  },
9881       { EL_GATE_2,                      EL_GATE_2_GRAY                  },
9882       { EL_GATE_3,                      EL_GATE_3_GRAY                  },
9883       { EL_GATE_4,                      EL_GATE_4_GRAY                  },
9884       { EL_EM_GATE_1,                   EL_EM_GATE_1_GRAY               },
9885       { EL_EM_GATE_2,                   EL_EM_GATE_2_GRAY               },
9886       { EL_EM_GATE_3,                   EL_EM_GATE_3_GRAY               },
9887       { EL_EM_GATE_4,                   EL_EM_GATE_4_GRAY               },
9888       { EL_EMC_GATE_5,                  EL_EMC_GATE_5_GRAY              },
9889       { EL_EMC_GATE_6,                  EL_EMC_GATE_6_GRAY              },
9890       { EL_EMC_GATE_7,                  EL_EMC_GATE_7_GRAY              },
9891       { EL_EMC_GATE_8,                  EL_EMC_GATE_8_GRAY              },
9892       { EL_DC_GATE_WHITE,               EL_DC_GATE_WHITE_GRAY           },
9893       { EL_TIME_ORB_EMPTY,              EL_TIME_ORB_FULL                },
9894       { EL_LAMP,                        EL_LAMP_ACTIVE                  },
9895       { EL_SOKOBAN_FIELD_EMPTY,         EL_SOKOBAN_FIELD_FULL           },
9896       { EL_SP_BASE,                     EL_SP_BUGGY_BASE                },
9897       { EL_PEARL,                       EL_WALL_PEARL                   },
9898       { EL_CRYSTAL,                     EL_WALL_CRYSTAL                 },
9899       { EL_TIMEGATE_CLOSED,             EL_TIMEGATE_OPEN                },
9900       { EL_SWITCHGATE_CLOSED,           EL_SWITCHGATE_OPEN              },
9901       { EL_SWITCHGATE_SWITCH_UP,        EL_SWITCHGATE_SWITCH_DOWN       },
9902       { EL_DC_SWITCHGATE_SWITCH_UP,     EL_DC_SWITCHGATE_SWITCH_DOWN    },
9903       { EL_LIGHT_SWITCH,                EL_LIGHT_SWITCH_ACTIVE          },
9904       { EL_LANDMINE,                    EL_DC_LANDMINE                  },
9905       { EL_SHIELD_NORMAL,               EL_SHIELD_DEADLY                },
9906       { EL_STEEL_EXIT_CLOSED,           EL_STEEL_EXIT_OPEN              },
9907       { EL_EM_EXIT_CLOSED,              EL_EM_EXIT_OPEN                 },
9908       { EL_EM_STEEL_EXIT_CLOSED,        EL_EM_STEEL_EXIT_OPEN           },
9909       { EL_QUICKSAND_FAST_EMPTY,        EL_QUICKSAND_FAST_FULL          },
9910
9911       { -1,                             -1                              },
9912     };
9913     static int rotatable_elements[][4] =
9914     {
9915       {
9916         EL_BUG_UP,
9917         EL_BUG_RIGHT,
9918         EL_BUG_DOWN,
9919         EL_BUG_LEFT
9920       },
9921
9922       {
9923         EL_SPACESHIP_UP,
9924         EL_SPACESHIP_RIGHT,
9925         EL_SPACESHIP_DOWN,
9926         EL_SPACESHIP_LEFT
9927       },
9928
9929       {
9930         EL_BD_BUTTERFLY_UP,
9931         EL_BD_BUTTERFLY_RIGHT,
9932         EL_BD_BUTTERFLY_DOWN,
9933         EL_BD_BUTTERFLY_LEFT
9934       },
9935
9936       {
9937         EL_BD_FIREFLY_UP,
9938         EL_BD_FIREFLY_RIGHT,
9939         EL_BD_FIREFLY_DOWN,
9940         EL_BD_FIREFLY_LEFT
9941       },
9942
9943       {
9944         EL_PACMAN_UP,
9945         EL_PACMAN_RIGHT,
9946         EL_PACMAN_DOWN,
9947         EL_PACMAN_LEFT
9948       },
9949
9950       {
9951         EL_YAMYAM_UP,
9952         EL_YAMYAM_RIGHT,
9953         EL_YAMYAM_DOWN,
9954         EL_YAMYAM_LEFT
9955       },
9956
9957       {
9958         EL_ARROW_UP,
9959         EL_ARROW_RIGHT,
9960         EL_ARROW_DOWN,
9961         EL_ARROW_LEFT
9962       },
9963
9964       {
9965         EL_SP_PORT_UP,
9966         EL_SP_PORT_RIGHT,
9967         EL_SP_PORT_DOWN,
9968         EL_SP_PORT_LEFT
9969       },
9970
9971       {
9972         EL_SP_GRAVITY_PORT_UP,
9973         EL_SP_GRAVITY_PORT_RIGHT,
9974         EL_SP_GRAVITY_PORT_DOWN,
9975         EL_SP_GRAVITY_PORT_LEFT
9976       },
9977
9978       {
9979         EL_SP_GRAVITY_ON_PORT_UP,
9980         EL_SP_GRAVITY_ON_PORT_RIGHT,
9981         EL_SP_GRAVITY_ON_PORT_DOWN,
9982         EL_SP_GRAVITY_ON_PORT_LEFT
9983       },
9984
9985       {
9986         EL_SP_GRAVITY_OFF_PORT_UP,
9987         EL_SP_GRAVITY_OFF_PORT_RIGHT,
9988         EL_SP_GRAVITY_OFF_PORT_DOWN,
9989         EL_SP_GRAVITY_OFF_PORT_LEFT
9990       },
9991
9992       {
9993         EL_MOLE_UP,
9994         EL_MOLE_RIGHT,
9995         EL_MOLE_DOWN,
9996         EL_MOLE_LEFT
9997       },
9998
9999       {
10000         EL_BALLOON_SWITCH_UP,
10001         EL_BALLOON_SWITCH_RIGHT,
10002         EL_BALLOON_SWITCH_DOWN,
10003         EL_BALLOON_SWITCH_LEFT
10004       },
10005
10006       {
10007         -1,
10008         -1,
10009         -1,
10010         -1,
10011       },
10012     };
10013     int i, j;
10014
10015     for (i = 0; swappable_elements[i][0] != -1; i++)
10016     {
10017       int element1 = swappable_elements[i][0];
10018       int element2 = swappable_elements[i][1];
10019
10020       if (old_element == element1 || old_element == element2)
10021         new_element = (old_element == element1 ? element2 : element1);
10022     }
10023
10024     for (i = 0; rotatable_elements[i][0] != -1; i++)
10025     {
10026       for (j = 0; j < 4; j++)
10027       {
10028         int element = rotatable_elements[i][j];
10029
10030         if (old_element == element)
10031           new_element = (button == 1 ? rotatable_elements[i][(j + 3) % 4] :
10032                          button == 2 ? rotatable_elements[i][0]           :
10033                          button == 3 ? rotatable_elements[i][(j + 1) % 4] :
10034                          old_element);
10035       }
10036     }
10037   }
10038
10039   SetElementSimple(x, y, new_element, change_level);
10040
10041   last_x = x;
10042   last_y = y;
10043 }
10044
10045 static void ResetIntelliDraw()
10046 {
10047   int x, y;
10048
10049   for (x = 0; x < lev_fieldx; x++)
10050     for (y = 0; y < lev_fieldy; y++)
10051       IntelliDrawBuffer[x][y] = Feld[x][y];
10052
10053   SetElementIntelliDraw(-1, -1, EL_UNDEFINED, FALSE, -1);
10054 }
10055
10056 static void SetElementExt(int x, int y, int element, boolean change_level,
10057                           int button)
10058 {
10059   if (element < 0)
10060     SetElementSimple(x, y, Feld[x][y], change_level);
10061   else if (GetKeyModState() & KMOD_Shift)
10062     SetElementIntelliDraw(x, y, element, change_level, button);
10063   else
10064     SetElementSimple(x, y, element, change_level);
10065 }
10066
10067 static void SetElement(int x, int y, int element)
10068 {
10069   SetElementExt(x, y, element, TRUE, -1);
10070 }
10071
10072 static void SetElementButton(int x, int y, int element, int button)
10073 {
10074   SetElementExt(x, y, element, TRUE, button);
10075 }
10076
10077 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
10078 {
10079   int lx = sx + level_xpos;
10080   int ly = sy + level_ypos;
10081
10082   SetElementExt(lx, ly, element, change_level, -1);
10083 }
10084
10085 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
10086                      int element, boolean change_level)
10087 {
10088   int xsize = ABS(to_x - from_x);
10089   int ysize = ABS(to_y - from_y);
10090   int dx = (to_x < from_x ? -1 : +1);
10091   int dy = (to_y < from_y ? -1 : +1);
10092   int i;
10093
10094   if (from_y == to_y)                   /* horizontal line */
10095   {
10096     for (i = 0; i <= xsize; i++)
10097       DrawLineElement(from_x + i * dx, from_y, element, change_level);
10098   }
10099   else if (from_x == to_x)              /* vertical line */
10100   {
10101     for (i = 0; i <= ysize; i++)
10102       DrawLineElement(from_x, from_y + i * dy, element, change_level);
10103   }
10104   else                                  /* diagonal line */
10105   {
10106     if (ysize < xsize)                  /* a < 1 */
10107     {
10108       float a = (float)ysize / (float)xsize;
10109
10110       for (i = 0; i <= xsize; i++)
10111       {
10112         int x = dx * i;
10113         int y = dy * (int)(a * i + 0.5);
10114
10115         DrawLineElement(from_x + x, from_y + y, element, change_level);
10116       }
10117     }
10118     else                                /* a >= 1 */
10119     {
10120       float a = (float)xsize / (float)ysize;
10121
10122       for (i = 0; i <= ysize; i++)
10123       {
10124         int x = dx * (int)(a * i + 0.5);
10125         int y = dy * i;
10126
10127         DrawLineElement(from_x + x, from_y + y, element, change_level);
10128       }
10129     }
10130   }
10131 }
10132
10133 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
10134                     int element, boolean change_level)
10135 {
10136   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
10137   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
10138   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
10139   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
10140 }
10141
10142 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
10143                           int element, boolean change_level)
10144 {
10145   int y;
10146
10147   if (from_y > to_y)
10148     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
10149
10150   for (y = from_y; y <= to_y; y++)
10151     DrawLine(from_x, y, to_x, y, element, change_level);
10152 }
10153
10154 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
10155                        int element, boolean change_level)
10156 {
10157   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
10158   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
10159   int len_x = ABS(to_x - from_x);
10160   int len_y = ABS(to_y - from_y);
10161   int radius, x, y;
10162
10163   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
10164
10165   /* not optimal (some points get drawn twice) but simple,
10166      and fast enough for the few points we are drawing */
10167
10168   for (x = 0; x <= radius; x++)
10169   {
10170     int sx, sy, lx, ly;
10171
10172     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
10173
10174     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
10175     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
10176     lx = sx + level_xpos;
10177     ly = sy + level_ypos;
10178
10179     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
10180       DrawLineElement(sx, sy, element, change_level);
10181   }
10182
10183   for (y = 0; y <= radius; y++)
10184   {
10185     int sx, sy, lx, ly;
10186
10187     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
10188
10189     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
10190     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
10191     lx = sx + level_xpos;
10192     ly = sy + level_ypos;
10193
10194     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
10195       DrawLineElement(sx, sy, element, change_level);
10196   }
10197 }
10198
10199 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
10200                     int element, boolean change_level)
10201 {
10202   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
10203   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
10204
10205   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
10206 }
10207
10208 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
10209
10210 #if DRAW_CIRCLES_BUTTON_AVAILABLE
10211 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
10212                        int element, boolean change_level)
10213 {
10214   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
10215   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
10216   int mirror_to_x2 = from_x - (to_x2 - from_x);
10217   int mirror_to_y2 = from_y - (to_y2 - from_y);
10218
10219   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
10220   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
10221   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
10222   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
10223 }
10224 #endif
10225
10226 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
10227 {
10228   int from_sx, from_sy;
10229   int to_sx, to_sy;
10230
10231   if (from_x > to_x)
10232     swap_numbers(&from_x, &to_x);
10233
10234   if (from_y > to_y)
10235     swap_numbers(&from_y, &to_y);
10236
10237   from_sx = SX + from_x * ed_tilesize;
10238   from_sy = SY + from_y * ed_tilesize;
10239   to_sx = SX + (to_x + 1) * ed_tilesize - 1;
10240   to_sy = SY + (to_y + 1) * ed_tilesize - 1;
10241
10242   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
10243   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
10244   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
10245   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
10246
10247   if (from_x == to_x && from_y == to_y)
10248     MarkTileDirty(from_x/2, from_y/2);
10249   else
10250     redraw_mask |= REDRAW_FIELD;
10251 }
10252
10253 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
10254                        int element, boolean change_level)
10255 {
10256   if (element == -1 || change_level)
10257     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
10258   else
10259     DrawAreaBorder(from_x, from_y, to_x, to_y);
10260 }
10261
10262 /* values for CopyBrushExt() */
10263 #define CB_AREA_TO_BRUSH        0
10264 #define CB_BRUSH_TO_CURSOR      1
10265 #define CB_BRUSH_TO_LEVEL       2
10266 #define CB_DELETE_OLD_CURSOR    3
10267 #define CB_DUMP_BRUSH           4
10268 #define CB_DUMP_BRUSH_SMALL     5
10269
10270 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
10271                          int button, int mode)
10272 {
10273   static short brush_buffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
10274   static int brush_width, brush_height;
10275   static int last_cursor_x = -1, last_cursor_y = -1;
10276   static boolean delete_old_brush;
10277   int new_element = BUTTON_ELEMENT(button);
10278   int x, y;
10279
10280   if (mode == CB_DUMP_BRUSH ||
10281       mode == CB_DUMP_BRUSH_SMALL)
10282   {
10283     if (!draw_with_brush)
10284     {
10285       Error(ERR_WARN, "no brush selected");
10286
10287       return;
10288     }
10289
10290     for (y = 0; y < brush_height; y++)
10291     {
10292       for (x = 0; x < brush_width; x++)
10293       {
10294         int element = brush_buffer[x][y];
10295         int element_mapped = element;
10296
10297         if (IS_CUSTOM_ELEMENT(element))
10298           element_mapped = EL_CUSTOM_START;
10299         else if (IS_GROUP_ELEMENT(element))
10300           element_mapped = EL_GROUP_START;
10301         else if (element >= NUM_FILE_ELEMENTS)
10302           element_mapped = EL_UNKNOWN;
10303
10304         // dump brush as level sketch text for the R'n'D forum:
10305         // - large tiles: `xxx (0x60 ASCII)
10306         // - small tiles: ¸xxx (0xb8 ISO-8859-1, 0xc2b8 UTF-8)
10307         printf("%s%03d", (mode == CB_DUMP_BRUSH ? "`" : "¸"), element_mapped);
10308       }
10309
10310       printf("\n");
10311     }
10312
10313     return;
10314   }
10315
10316   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
10317     return;
10318
10319   if (mode == CB_AREA_TO_BRUSH)
10320   {
10321     int from_lx, from_ly;
10322
10323     if (from_x > to_x)
10324       swap_numbers(&from_x, &to_x);
10325
10326     if (from_y > to_y)
10327       swap_numbers(&from_y, &to_y);
10328
10329     brush_width = to_x - from_x + 1;
10330     brush_height = to_y - from_y + 1;
10331
10332     from_lx = from_x + level_xpos;
10333     from_ly = from_y + level_ypos;
10334
10335     for (y = 0; y < brush_height; y++)
10336     {
10337       for (x = 0; x < brush_width; x++)
10338       {
10339         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
10340
10341         if (button != 1)
10342           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
10343       }
10344     }
10345
10346     if (button != 1)
10347       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10348
10349     delete_old_brush = FALSE;
10350   }
10351   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
10352            mode == CB_BRUSH_TO_LEVEL)
10353   {
10354     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
10355     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
10356     int cursor_from_x = cursor_x - brush_width / 2;
10357     int cursor_from_y = cursor_y - brush_height / 2;
10358     int border_from_x = cursor_x, border_from_y = cursor_y;
10359     int border_to_x = cursor_x, border_to_y = cursor_y;
10360
10361     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
10362       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
10363
10364     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
10365         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
10366     {
10367       delete_old_brush = FALSE;
10368       return;
10369     }
10370
10371     for (y = 0; y < brush_height; y++)
10372     {
10373       for (x = 0; x < brush_width; x++)
10374       {
10375         int sx = cursor_from_x + x;
10376         int sy = cursor_from_y + y;
10377         int lx = sx + level_xpos;
10378         int ly = sy + level_ypos;
10379         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
10380         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
10381                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
10382                        brush_buffer[x][y] : new_element);
10383
10384         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
10385         {
10386           if (sx < border_from_x)
10387             border_from_x = sx;
10388           else if (sx > border_to_x)
10389             border_to_x = sx;
10390           if (sy < border_from_y)
10391             border_from_y = sy;
10392           else if (sy > border_to_y)
10393             border_to_y = sy;
10394
10395           DrawLineElement(sx, sy, element, change_level);
10396         }
10397       }
10398     }
10399
10400     if (mode != CB_DELETE_OLD_CURSOR)
10401       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
10402
10403     last_cursor_x = cursor_x;
10404     last_cursor_y = cursor_y;
10405     delete_old_brush = TRUE;
10406   }
10407 }
10408
10409 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
10410                             int button)
10411 {
10412   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
10413 }
10414
10415 static void CopyBrushToLevel(int x, int y, int button)
10416 {
10417   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
10418 }
10419
10420 static void CopyBrushToCursor(int x, int y)
10421 {
10422   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
10423 }
10424
10425 static void DeleteBrushFromCursor()
10426 {
10427   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
10428 }
10429
10430 void DumpBrush()
10431 {
10432   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
10433 }
10434
10435 void DumpBrush_Small()
10436 {
10437   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
10438 }
10439
10440 static void FloodFill(int from_x, int from_y, int fill_element)
10441 {
10442   FloodFillLevel(from_x, from_y, fill_element, Feld, lev_fieldx, lev_fieldy);
10443 }
10444
10445 /* values for DrawLevelText() modes */
10446 #define TEXT_INIT               0
10447 #define TEXT_SETCURSOR          1
10448 #define TEXT_WRITECHAR          2
10449 #define TEXT_BACKSPACE          3
10450 #define TEXT_NEWLINE            4
10451 #define TEXT_END                5
10452 #define TEXT_QUERY_TYPING       6
10453
10454 static int DrawLevelText(int sx, int sy, char letter, int mode)
10455 {
10456   static short delete_buffer[MAX_LEV_FIELDX];
10457   static int start_sx;
10458   static int last_sx, last_sy;
10459   static boolean typing = FALSE;
10460   int letter_element = EL_CHAR_ASCII0 + letter;
10461   int lx = 0, ly = 0;
10462
10463   /* map lower case letters to upper case and convert special characters */
10464   if (letter >= 'a' && letter <= 'z')
10465     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
10466   else if (letter == CHAR_BYTE_UMLAUT_a || letter == CHAR_BYTE_UMLAUT_A)
10467     letter_element = EL_CHAR_AUMLAUT;
10468   else if (letter == CHAR_BYTE_UMLAUT_o || letter == CHAR_BYTE_UMLAUT_O)
10469     letter_element = EL_CHAR_OUMLAUT;
10470   else if (letter == CHAR_BYTE_UMLAUT_u || letter == CHAR_BYTE_UMLAUT_U)
10471     letter_element = EL_CHAR_UUMLAUT;
10472   else if (letter == '^')
10473     letter_element = EL_CHAR_COPYRIGHT;
10474   else
10475     letter_element = EL_CHAR_ASCII0 + letter;
10476
10477   if (mode != TEXT_INIT)
10478   {
10479     if (!typing)
10480       return FALSE;
10481
10482     if (mode != TEXT_SETCURSOR)
10483     {
10484       sx = last_sx;
10485       sy = last_sy;
10486     }
10487
10488     lx = last_sx + level_xpos;
10489     ly = last_sy + level_ypos;
10490   }
10491
10492   switch (mode)
10493   {
10494     case TEXT_INIT:
10495       if (typing)
10496         DrawLevelText(0, 0, 0, TEXT_END);
10497
10498       typing = TRUE;
10499       start_sx = sx;
10500       last_sx = sx;
10501       last_sy = sy;
10502       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
10503       break;
10504
10505     case TEXT_SETCURSOR:
10506       DrawEditorElement(last_sx, last_sy, Feld[lx][ly]);
10507       DrawAreaBorder(sx, sy, sx, sy);
10508       last_sx = sx;
10509       last_sy = sy;
10510       break;
10511
10512     case TEXT_WRITECHAR:
10513       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
10514       {
10515         if (new_element1 >= EL_STEEL_CHAR_START &&
10516             new_element1 <= EL_STEEL_CHAR_END)
10517           letter_element = letter_element - EL_CHAR_START + EL_STEEL_CHAR_START;
10518
10519         delete_buffer[sx - start_sx] = Feld[lx][ly];
10520         Feld[lx][ly] = letter_element;
10521
10522         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
10523           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
10524         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
10525           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10526         else
10527           DrawLevelText(0, 0, 0, TEXT_END);
10528
10529         level.changed = TRUE;
10530       }
10531       break;
10532
10533     case TEXT_BACKSPACE:
10534       if (sx > start_sx)
10535       {
10536         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
10537         DrawEditorElement(sx - 1, sy, Feld[lx - 1][ly]);
10538         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
10539       }
10540       break;
10541
10542     case TEXT_NEWLINE:
10543       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
10544         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10545       else
10546         DrawLevelText(0, 0, 0, TEXT_END);
10547       break;
10548
10549     case TEXT_END:
10550       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10551       DrawEditorElement(sx, sy, Feld[lx][ly]);
10552       typing = FALSE;
10553       break;
10554
10555     case TEXT_QUERY_TYPING:
10556       break;
10557
10558     default:
10559       break;
10560   }
10561
10562   return typing;
10563 }
10564
10565 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
10566                           int element, boolean change_level)
10567 {
10568   int lx = sx + level_xpos;
10569   int ly = sy + level_ypos;
10570
10571   if (element == -1)
10572     DrawEditorElement(sx, sy, Feld[lx][ly]);
10573   else
10574     DrawAreaBorder(sx, sy, sx, sy);
10575 }
10576
10577 static void CheckLevelBorderElement(boolean redraw_playfield)
10578 {
10579   int last_border_element = BorderElement;
10580
10581   SetBorderElement();
10582
10583   if (redraw_playfield && BorderElement != last_border_element)
10584     DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10585 }
10586
10587 static void CopyLevelToUndoBuffer(int mode)
10588 {
10589   static boolean accumulated_undo = FALSE;
10590   boolean new_undo_buffer_position = TRUE;
10591   int x, y;
10592
10593   if (undo_buffer_steps == 0)
10594     accumulated_undo = FALSE;
10595
10596   switch (mode)
10597   {
10598     case UNDO_IMMEDIATE:
10599       accumulated_undo = FALSE;
10600       break;
10601
10602     case UNDO_ACCUMULATE:
10603       if (accumulated_undo)
10604         new_undo_buffer_position = FALSE;
10605       accumulated_undo = TRUE;
10606       break;
10607
10608     default:
10609       break;
10610   }
10611
10612   if (new_undo_buffer_position)
10613   {
10614     /* advance position in undo buffer ring */
10615     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
10616
10617     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
10618       undo_buffer_steps++;
10619   }
10620
10621   /* always reset redo buffer when storing level change into undo buffer */
10622   redo_buffer_steps = 0;
10623
10624   for (x = 0; x < lev_fieldx; x++)
10625     for (y = 0; y < lev_fieldy; y++)
10626       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
10627
10628   /* check if drawing operation forces change of border style */
10629   CheckLevelBorderElement(TRUE);
10630
10631   level.changed = TRUE;
10632 }
10633
10634 static void RandomPlacement(int new_element)
10635 {
10636   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
10637   int num_free_positions = 0;
10638   int num_percentage, num_elements;
10639   int x, y;
10640
10641   ResetIntelliDraw();
10642
10643   /* determine number of free positions for randomly placing the new element */
10644   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
10645   {
10646     free_position[x][y] =
10647       (random_placement_background_restricted ?
10648        Feld[x][y] == random_placement_background_element :
10649        Feld[x][y] != new_element);
10650
10651     if (free_position[x][y])
10652       num_free_positions++;
10653   }
10654
10655   /* determine number of new elements to place there */
10656   num_percentage = num_free_positions * random_placement_value / 100;
10657   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
10658                   num_percentage : random_placement_value);
10659
10660   /* if less free positions than elements to place, fill all these positions */
10661   if (num_free_positions < num_elements)
10662   {
10663     for (x = 0; x < lev_fieldx; x++)
10664       for (y = 0; y < lev_fieldy; y++)
10665         if (free_position[x][y])
10666           SetElement(x, y, new_element);
10667   }
10668   else
10669   {
10670     while (num_elements > 0)
10671     {
10672       x = GetSimpleRandom(lev_fieldx);
10673       y = GetSimpleRandom(lev_fieldy);
10674
10675       /* don't place element at the same position twice */
10676       if (free_position[x][y])
10677       {
10678         free_position[x][y] = FALSE;
10679         SetElement(x, y, new_element);
10680         num_elements--;
10681       }
10682     }
10683   }
10684
10685   DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10686   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10687 }
10688
10689 void WrapLevel(int dx, int dy)
10690 {
10691   int wrap_dx = lev_fieldx - dx;
10692   int wrap_dy = lev_fieldy - dy;
10693   int x, y;
10694
10695   for (x = 0; x < lev_fieldx; x++)
10696     for (y = 0; y < lev_fieldy; y++)
10697       FieldBackup[x][y] = Feld[x][y];
10698
10699   for (x = 0; x < lev_fieldx; x++)
10700     for (y = 0; y < lev_fieldy; y++)
10701       Feld[x][y] =
10702         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
10703
10704   DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10705   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
10706 }
10707
10708 static void HandleDrawingAreas(struct GadgetInfo *gi)
10709 {
10710   static boolean started_inside_drawing_area = FALSE;
10711   int id = gi->custom_id;
10712   boolean button_press_event;
10713   boolean button_release_event;
10714   boolean inside_drawing_area = !gi->event.off_borders;
10715   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
10716   int actual_drawing_function;
10717   int button = gi->event.button;
10718   int new_element = BUTTON_ELEMENT(button);
10719   int sx = gi->event.x, sy = gi->event.y;
10720   int min_sx = 0, min_sy = 0;
10721   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
10722   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
10723   int lx = 0, ly = 0;
10724   int min_lx = 0, min_ly = 0;
10725   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
10726   int x, y;
10727
10728   /* handle info callback for each invocation of action callback */
10729   gi->callback_info(gi);
10730
10731   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
10732   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
10733
10734   /* make sure to stay inside drawing area boundaries */
10735   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
10736   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
10737
10738   if (draw_level)
10739   {
10740     /* get positions inside level field */
10741     lx = sx + level_xpos;
10742     ly = sy + level_ypos;
10743
10744     if (!IN_LEV_FIELD(lx, ly))
10745       inside_drawing_area = FALSE;
10746
10747     /* make sure to stay inside level field boundaries */
10748     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
10749     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
10750
10751     /* correct drawing area positions accordingly */
10752     sx = lx - level_xpos;
10753     sy = ly - level_ypos;
10754   }
10755
10756   if (button_press_event)
10757     started_inside_drawing_area = inside_drawing_area;
10758
10759   if (!started_inside_drawing_area)
10760     return;
10761
10762   if (!IS_VALID_BUTTON(button))
10763     return;
10764
10765   if (!button && !button_release_event)
10766     return;
10767
10768   /* automatically switch to 'single item' drawing mode, if needed */
10769   actual_drawing_function =
10770     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
10771      drawing_function : GADGET_ID_SINGLE_ITEMS);
10772
10773   /* clicking into drawing area with pressed Control key picks element */
10774   if (GetKeyModState() & KMOD_Control)
10775   {
10776     last_drawing_function = drawing_function;
10777     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
10778   }
10779
10780   if (GetKeyModState() & KMOD_Shift)
10781   {
10782     if (button_press_event || button_release_event)
10783       ResetIntelliDraw();
10784   }
10785
10786   switch (actual_drawing_function)
10787   {
10788     case GADGET_ID_SINGLE_ITEMS:
10789       if (draw_level)
10790       {
10791         if (button_release_event)
10792         {
10793           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10794
10795           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
10796               !inside_drawing_area)
10797             DeleteBrushFromCursor();
10798         }
10799
10800         if (!button || button_release_event)
10801           break;
10802
10803         if (draw_with_brush)
10804         {
10805           CopyBrushToLevel(sx, sy, button);
10806         }
10807         else
10808         {
10809           if (new_element == EL_PLAYER_1)
10810           {
10811             /* remove player at old position */
10812             for (y = 0; y < lev_fieldy; y++)
10813               for (x = 0; x < lev_fieldx; x++)
10814                 if (Feld[x][y] == EL_PLAYER_1)
10815                   SetElement(x, y, EL_EMPTY);
10816           }
10817
10818           SetElementButton(lx, ly, new_element, button);
10819         }
10820       }
10821       else
10822       {
10823         int type_id = gi->custom_type_id;
10824         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
10825
10826         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
10827           DrawMiniGraphicExt(drawto,
10828                              gi->x + sx * MINI_TILEX,
10829                              gi->y + sy * MINI_TILEY,
10830                              el2edimg(new_element));
10831         else
10832           DrawFixedGraphicExt(drawto,
10833                               gi->x + sx * TILEX,
10834                               gi->y + sy * TILEY,
10835                               el2img(new_element), 0);
10836
10837         if (id == GADGET_ID_CUSTOM_GRAPHIC)
10838           new_element = GFX_ELEMENT(new_element);
10839
10840         drawingarea_info[type_id].value[pos] = new_element;
10841
10842         CopyElementPropertiesToGame(properties_element);
10843
10844         if (id == GADGET_ID_CUSTOM_GRAPHIC)
10845         {
10846           UpdateCustomElementGraphicGadgets();
10847
10848           FrameCounter = 0;     /* restart animation frame counter */
10849         }
10850       }
10851       break;
10852
10853     case GADGET_ID_CONNECTED_ITEMS:
10854       {
10855         static int last_sx = -1;
10856         static int last_sy = -1;
10857
10858         if (button_release_event)
10859           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10860
10861         if (button)
10862         {
10863           if (!button_press_event)
10864             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
10865
10866           last_sx = sx;
10867           last_sy = sy;
10868         }
10869       }
10870       break;
10871
10872     case GADGET_ID_LINE:
10873     case GADGET_ID_ARC:
10874     case GADGET_ID_RECTANGLE:
10875     case GADGET_ID_FILLED_BOX:
10876     case GADGET_ID_GRAB_BRUSH:
10877     case GADGET_ID_TEXT:
10878       {
10879         static int last_sx = -1;
10880         static int last_sy = -1;
10881         static int start_sx = -1;
10882         static int start_sy = -1;
10883         void (*draw_func)(int, int, int, int, int, boolean);
10884
10885         if (drawing_function == GADGET_ID_LINE)
10886           draw_func = DrawLine;
10887         else if (drawing_function == GADGET_ID_ARC)
10888           draw_func = DrawArc;
10889         else if (drawing_function == GADGET_ID_RECTANGLE)
10890           draw_func = DrawBox;
10891         else if (drawing_function == GADGET_ID_FILLED_BOX)
10892           draw_func = DrawFilledBox;
10893         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
10894           draw_func = SelectArea;
10895         else /* (drawing_function == GADGET_ID_TEXT) */
10896           draw_func = SetTextCursor;
10897
10898         if (button_press_event)
10899         {
10900           draw_func(sx, sy, sx, sy, new_element, FALSE);
10901           start_sx = last_sx = sx;
10902           start_sy = last_sy = sy;
10903
10904           if (drawing_function == GADGET_ID_TEXT)
10905             DrawLevelText(0, 0, 0, TEXT_END);
10906         }
10907         else if (button_release_event)
10908         {
10909           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
10910           if (drawing_function == GADGET_ID_GRAB_BRUSH)
10911           {
10912             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
10913             CopyBrushToCursor(sx, sy);
10914             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
10915                           MB_LEFTBUTTON);
10916             draw_with_brush = TRUE;
10917           }
10918           else if (drawing_function == GADGET_ID_TEXT)
10919             DrawLevelText(sx, sy, 0, TEXT_INIT);
10920           else
10921             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10922         }
10923         else if (last_sx != sx || last_sy != sy)
10924         {
10925           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
10926           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
10927           last_sx = sx;
10928           last_sy = sy;
10929         }
10930       }
10931       break;
10932
10933     case GADGET_ID_FLOOD_FILL:
10934       if (button_press_event && Feld[lx][ly] != new_element)
10935       {
10936         FloodFill(lx, ly, new_element);
10937         DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10938         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10939       }
10940       break;
10941
10942     case GADGET_ID_PICK_ELEMENT:
10943       if (button_release_event)
10944         ClickOnGadget(level_editor_gadget[last_drawing_function],
10945                       MB_LEFTBUTTON);
10946       else if (draw_level)
10947         PickDrawingElement(button, Feld[lx][ly]);
10948       else
10949       {
10950         int type_id = gi->custom_type_id;
10951         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
10952
10953         PickDrawingElement(button, drawingarea_info[type_id].value[pos]);
10954       }
10955
10956       break;
10957
10958     default:
10959       break;
10960   }
10961 }
10962
10963 static void HandleCounterButtons(struct GadgetInfo *gi)
10964 {
10965   int gadget_id = gi->custom_id;
10966   int counter_id = gi->custom_type_id;
10967   int button = gi->event.button;
10968   int *counter_value = counterbutton_info[counter_id].value;
10969   int step = BUTTON_STEPSIZE(button) *
10970     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
10971
10972   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
10973   {
10974     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
10975     boolean released = (gi->event.type == GD_EVENT_RELEASED);
10976     boolean level_changed = LevelChanged();
10977
10978     if ((level_changed && pressed) || (!level_changed && released))
10979       return;
10980
10981     if (level_changed && !Request("Level has changed! Discard changes?",
10982                                   REQ_ASK))
10983     {
10984       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
10985         ModifyEditorCounterValue(counter_id, *counter_value);
10986
10987       return;
10988     }
10989   }
10990
10991   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
10992     *counter_value = gi->textinput.number_value;
10993   else
10994     ModifyEditorCounterValue(counter_id, *counter_value + step);
10995
10996   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
10997   {
10998       LoadLevel(level_nr);
10999       LoadScore(level_nr);
11000
11001       TapeErase();
11002
11003       ResetUndoBuffer();
11004       DrawEditModeWindow();
11005
11006       return;
11007   }
11008
11009   switch (counter_id)
11010   {
11011     case ED_COUNTER_ID_YAMYAM_CONTENT:
11012       DrawYamYamContentAreas();
11013       break;
11014
11015     case ED_COUNTER_ID_BALL_CONTENT:
11016       DrawMagicBallContentAreas();
11017       break;
11018
11019     case ED_COUNTER_ID_ANDROID_CONTENT:
11020       DrawAndroidElementArea(properties_element);
11021       break;
11022
11023     case ED_COUNTER_ID_GROUP_CONTENT:
11024       DrawGroupElementArea(properties_element);
11025       CopyGroupElementPropertiesToGame(properties_element);
11026       break;
11027
11028     case ED_COUNTER_ID_INVENTORY_SIZE:
11029       DrawPlayerInitialInventoryArea(properties_element);
11030       break;
11031
11032     case ED_COUNTER_ID_ENVELOPE_XSIZE:
11033     case ED_COUNTER_ID_ENVELOPE_YSIZE:
11034       DrawEnvelopeTextArea(-1);
11035       break;
11036
11037     case ED_COUNTER_ID_LEVEL_XSIZE:
11038     case ED_COUNTER_ID_LEVEL_YSIZE:
11039       lev_fieldx = level.fieldx;
11040       lev_fieldy = level.fieldy;
11041
11042       /* check if resizing of level results in change of border border */
11043       SetBorderElement();
11044
11045       break;
11046
11047     default:
11048       break;
11049   }
11050
11051   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
11052        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
11053       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
11054        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
11055     CopyElementPropertiesToGame(properties_element);
11056
11057   level.changed = TRUE;
11058 }
11059
11060 static void HandleTextInputGadgets(struct GadgetInfo *gi)
11061 {
11062   int type_id = gi->custom_type_id;
11063
11064   strcpy(textinput_info[type_id].value, gi->textinput.value);
11065
11066   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
11067   {
11068     CopyElementPropertiesToGame(properties_element);
11069
11070     ModifyEditorElementList();  /* update changed button info text */
11071   }
11072
11073   level.changed = TRUE;
11074 }
11075
11076 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
11077 {
11078   int type_id = gi->custom_type_id;
11079
11080   strncpy(textarea_info[type_id].value, gi->textarea.value,
11081           MAX_ENVELOPE_TEXT_LEN);
11082   textarea_info[type_id].value[MAX_ENVELOPE_TEXT_LEN] = '\0';
11083
11084   level.changed = TRUE;
11085 }
11086
11087 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
11088 {
11089   int type_id = gi->custom_type_id;
11090   int value_old = *selectbox_info[type_id].value;
11091   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
11092
11093   *selectbox_info[type_id].value = value_new;
11094
11095   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
11096   {
11097     element_info[properties_element].current_change_page = gi->selectbox.index;
11098
11099     DrawPropertiesWindow();
11100   }
11101   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
11102             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
11103            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
11104             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
11105            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
11106   {
11107     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
11108     {
11109       /* when changing action type, also check action mode and action arg */
11110       if (value_old != value_new)
11111         setSelectboxSpecialActionVariablesIfNeeded();
11112
11113       DrawPropertiesChange();
11114     }
11115
11116     CopyElementPropertiesToGame(properties_element);
11117
11118     level.changed = TRUE;
11119   }
11120 }
11121
11122 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
11123 {
11124   int type_id = gi->custom_type_id;
11125   int i;
11126
11127   if (type_id >= ED_TEXTBUTTON_ID_LEVELINFO_FIRST &&
11128       type_id <= ED_TEXTBUTTON_ID_LEVELINFO_LAST)
11129   {
11130     edit_mode_levelinfo = gi->custom_type_id;
11131
11132     DrawLevelInfoWindow();
11133   }
11134   else if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
11135            type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
11136   {
11137     edit_mode_properties = gi->custom_type_id;
11138
11139     DrawPropertiesWindow();
11140   }
11141   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
11142   {
11143     char *template_filename = getDefaultLevelFilename(-1);
11144     boolean new_template = !fileExists(template_filename);
11145
11146     /* backup original "level.field" (needed to track playfield changes) */
11147     CopyPlayfield(level.field, FieldBackup);
11148
11149     /* "SaveLevelTemplate()" uses "level.field", so copy editor playfield */
11150     CopyPlayfield(Feld, level.field);
11151
11152     if (new_template ||
11153         Request("Save this template and kill the old?", REQ_ASK))
11154       SaveLevelTemplate();
11155
11156     if (new_template)
11157       Request("Template saved!", REQ_CONFIRM);
11158
11159     /* restore original "level.field" (needed to track playfield changes) */
11160     CopyPlayfield(FieldBackup, level.field);
11161   }
11162   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
11163            custom_element.num_change_pages < MAX_CHANGE_PAGES)
11164   {
11165     struct ElementInfo *ei = &element_info[properties_element];
11166
11167     setElementChangePages(ei, ei->num_change_pages + 1);
11168
11169     /* set new change page to be new current change page */
11170     ei->current_change_page = ei->num_change_pages - 1;
11171     ei->change = &ei->change_page[ei->current_change_page];
11172
11173     setElementChangeInfoToDefaults(ei->change);
11174
11175     DrawPropertiesWindow();
11176
11177     level.changed = TRUE;
11178   }
11179   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
11180            custom_element.num_change_pages > MIN_CHANGE_PAGES)
11181   {
11182     struct ElementInfo *ei = &element_info[properties_element];
11183
11184     /* copy all change pages after change page to be deleted */
11185     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
11186       ei->change_page[i] = ei->change_page[i + 1];
11187
11188     setElementChangePages(ei, ei->num_change_pages - 1);
11189
11190     DrawPropertiesWindow();
11191
11192     level.changed = TRUE;
11193   }
11194 }
11195
11196 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
11197 {
11198   int type_id = gi->custom_type_id;
11199
11200   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
11201       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
11202   {
11203     struct ElementInfo *ei = &element_info[properties_element];
11204     int step = BUTTON_STEPSIZE(gi->event.button);
11205
11206     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
11207     ei->current_change_page += step;
11208
11209     if (ei->current_change_page < 0)
11210       ei->current_change_page = 0;
11211     else if (ei->current_change_page >= ei->num_change_pages)
11212       ei->current_change_page = ei->num_change_pages - 1;
11213
11214     DrawPropertiesWindow();
11215   }
11216   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
11217            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
11218   {
11219     struct ElementInfo *ei = &element_info[properties_element];
11220     int current_change_page = ei->current_change_page;
11221
11222     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
11223       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
11224         ei->change_page[current_change_page];
11225     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
11226     {
11227       ei->change_page[current_change_page] =
11228         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
11229
11230       level.changed = TRUE;
11231     }
11232
11233     DrawPropertiesWindow();
11234   }
11235 }
11236
11237 static void HandleRadiobuttons(struct GadgetInfo *gi)
11238 {
11239   *radiobutton_info[gi->custom_type_id].value =
11240     radiobutton_info[gi->custom_type_id].checked_value;
11241
11242   level.changed = TRUE;
11243 }
11244
11245 static void HandleCheckbuttons(struct GadgetInfo *gi)
11246 {
11247   int type_id = gi->custom_type_id;
11248
11249   *checkbutton_info[type_id].value ^= TRUE;
11250
11251   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
11252       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
11253       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
11254       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
11255          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
11256         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
11257          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
11258        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
11259   {
11260     CopyElementPropertiesToGame(properties_element);
11261   }
11262
11263   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
11264   {
11265     UpdateCustomElementGraphicGadgets();
11266   }
11267   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
11268   {
11269     char *template_filename = getDefaultLevelFilename(-1);
11270
11271     if (level.use_custom_template && !fileExists(template_filename))
11272     {
11273       Request("No level template found!", REQ_CONFIRM);
11274
11275       level.use_custom_template = FALSE;
11276       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
11277
11278       return;
11279     }
11280
11281     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
11282
11283     DrawEditModeWindow();
11284   }
11285
11286   level.changed = TRUE;
11287 }
11288
11289 static void HandleControlButtons(struct GadgetInfo *gi)
11290 {
11291   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
11292   static int last_edit_mode = ED_MODE_DRAWING;
11293   static int last_custom_copy_mode = -1;
11294   int id = gi->custom_id;
11295   int button = gi->event.button;
11296   int step = BUTTON_STEPSIZE(button);
11297   int new_element = BUTTON_ELEMENT(button);
11298   int x, y;
11299
11300   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
11301     DrawLevelText(0, 0, 0, TEXT_END);
11302
11303   if (id < ED_NUM_CTRL1_BUTTONS &&
11304       id != GADGET_ID_SINGLE_ITEMS &&
11305       id != GADGET_ID_PICK_ELEMENT &&
11306       edit_mode != ED_MODE_DRAWING &&
11307       drawing_function != GADGET_ID_PICK_ELEMENT &&
11308       !(GetKeyModState() & KMOD_Control))
11309   {
11310     DrawDrawingWindow();
11311     edit_mode = ED_MODE_DRAWING;
11312   }
11313
11314   /* element copy mode active, but no element button pressed => deactivate */
11315   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
11316     last_custom_copy_mode = -1;
11317
11318   switch (id)
11319   {
11320     case GADGET_ID_SCROLL_LEFT:
11321       if (level_xpos >= 0)
11322       {
11323         if (lev_fieldx < ed_fieldx - 2)
11324           break;
11325
11326         level_xpos -= step;
11327         if (level_xpos < -1)
11328           level_xpos = -1;
11329         if (button == 1)
11330           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
11331         else
11332           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11333
11334         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
11335                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
11336       }
11337       break;
11338
11339     case GADGET_ID_SCROLL_RIGHT:
11340       if (level_xpos <= lev_fieldx - ed_fieldx)
11341       {
11342         if (lev_fieldx < ed_fieldx - 2)
11343           break;
11344
11345         level_xpos += step;
11346         if (level_xpos > lev_fieldx - ed_fieldx + 1)
11347           level_xpos = lev_fieldx - ed_fieldx + 1;
11348         if (button == 1)
11349           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
11350         else
11351           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11352
11353         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
11354                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
11355       }
11356       break;
11357
11358     case GADGET_ID_SCROLL_UP:
11359       if (level_ypos >= 0)
11360       {
11361         if (lev_fieldy < ed_fieldy - 2)
11362           break;
11363
11364         level_ypos -= step;
11365         if (level_ypos < -1)
11366           level_ypos = -1;
11367         if (button == 1)
11368           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
11369         else
11370           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11371
11372         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
11373                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
11374       }
11375       break;
11376
11377     case GADGET_ID_SCROLL_DOWN:
11378       if (level_ypos <= lev_fieldy - ed_fieldy)
11379       {
11380         if (lev_fieldy < ed_fieldy - 2)
11381           break;
11382
11383         level_ypos += step;
11384         if (level_ypos > lev_fieldy - ed_fieldy + 1)
11385           level_ypos = lev_fieldy - ed_fieldy + 1;
11386         if (button == 1)
11387           ScrollEditorLevel(level_xpos, level_ypos, ED_SCROLL_UP);
11388         else
11389           DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11390
11391         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
11392                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
11393       }
11394       break;
11395
11396     case GADGET_ID_SCROLL_HORIZONTAL:
11397       level_xpos = gi->event.item_position - 1;
11398       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11399       break;
11400
11401     case GADGET_ID_SCROLL_VERTICAL:
11402       level_ypos = gi->event.item_position - 1;
11403       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11404       break;
11405
11406     case GADGET_ID_SCROLL_LIST_UP:
11407     case GADGET_ID_SCROLL_LIST_DOWN:
11408     case GADGET_ID_SCROLL_LIST_VERTICAL:
11409       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
11410         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
11411       else
11412       {
11413         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
11414         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
11415
11416         if (element_shift < 0)
11417           element_shift = 0;
11418         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
11419           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
11420
11421         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11422                      GDI_SCROLLBAR_ITEM_POSITION,
11423                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11424       }
11425
11426       ModifyEditorElementList();
11427
11428       break;
11429
11430     case GADGET_ID_PROPERTIES:
11431       if (edit_mode != ED_MODE_PROPERTIES)
11432       {
11433         properties_element = new_element;
11434         DrawPropertiesWindow();
11435         edit_mode = ED_MODE_PROPERTIES;
11436
11437         last_level_drawing_function = drawing_function;
11438         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
11439                       MB_LEFTBUTTON);
11440       }
11441       else
11442       {
11443         DrawDrawingWindow();
11444         edit_mode = ED_MODE_DRAWING;
11445
11446         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
11447                       MB_LEFTBUTTON);
11448       }
11449       break;
11450
11451     case GADGET_ID_WRAP_LEFT:
11452       WrapLevel(-step, 0);
11453       break;
11454
11455     case GADGET_ID_WRAP_RIGHT:
11456       WrapLevel(step, 0);
11457       break;
11458
11459     case GADGET_ID_WRAP_UP:
11460       WrapLevel(0, -step);
11461       break;
11462
11463     case GADGET_ID_WRAP_DOWN:
11464       WrapLevel(0, step);
11465       break;
11466
11467     case GADGET_ID_SINGLE_ITEMS:
11468     case GADGET_ID_CONNECTED_ITEMS:
11469     case GADGET_ID_LINE:
11470     case GADGET_ID_ARC:
11471     case GADGET_ID_TEXT:
11472     case GADGET_ID_RECTANGLE:
11473     case GADGET_ID_FILLED_BOX:
11474     case GADGET_ID_FLOOD_FILL:
11475     case GADGET_ID_GRAB_BRUSH:
11476     case GADGET_ID_PICK_ELEMENT:
11477       if (drawing_function != GADGET_ID_PICK_ELEMENT)
11478         last_drawing_function = drawing_function;
11479       drawing_function = id;
11480       draw_with_brush = FALSE;
11481       break;
11482
11483     case GADGET_ID_RANDOM_PLACEMENT:
11484       RandomPlacement(new_element);
11485       break;
11486
11487     case GADGET_ID_ZOOM:
11488       // zoom level editor tile size in or out (or reset to default size)
11489       ed_tilesize = (button == 1 ? ed_tilesize * 2 :
11490                      button == 2 ? DEFAULT_EDITOR_TILESIZE :
11491                      button == 3 ? ed_tilesize / 2 : ed_tilesize);
11492
11493       // limit zoom level by upper and lower bound
11494       ed_tilesize = MIN(MAX(MICRO_TILESIZE, ed_tilesize), TILESIZE);
11495
11496       InitZoomLevelSettings();
11497
11498       if (edit_mode == ED_MODE_DRAWING)
11499         DrawDrawingWindow();
11500
11501       break;
11502
11503     case GADGET_ID_CUSTOM_COPY_FROM:
11504     case GADGET_ID_CUSTOM_COPY_TO:
11505     case GADGET_ID_CUSTOM_EXCHANGE:
11506       last_custom_copy_mode = id;
11507       last_drawing_function = drawing_function;
11508       break;
11509
11510     case GADGET_ID_CUSTOM_COPY:
11511       CopyCustomElement(properties_element, -1, id);
11512       break;
11513
11514     case GADGET_ID_CUSTOM_PASTE:
11515       CopyCustomElement(-1, properties_element, id);
11516       break;
11517
11518     case GADGET_ID_UNDO:
11519       if (button == 1 && undo_buffer_steps == 0)
11520       {
11521         Request("Undo buffer empty!", REQ_CONFIRM);
11522
11523         break;
11524       }
11525       else if (button == 2)
11526       {
11527         break;
11528       }
11529       else if (button == 3 && redo_buffer_steps == 0)
11530       {
11531         Request("Redo buffer empty!", REQ_CONFIRM);
11532
11533         break;
11534       }
11535
11536       if (edit_mode != ED_MODE_DRAWING)
11537       {
11538         DrawDrawingWindow();
11539         edit_mode = ED_MODE_DRAWING;
11540       }
11541
11542       if (button == 1)
11543       {
11544         /* undo */
11545
11546         undo_buffer_position =
11547           (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
11548
11549         undo_buffer_steps--;
11550         redo_buffer_steps++;
11551       }
11552       else
11553       {
11554         /* redo */
11555
11556         undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
11557
11558         undo_buffer_steps++;
11559         redo_buffer_steps--;
11560       }
11561
11562       for (x = 0; x < lev_fieldx; x++)
11563         for (y = 0; y < lev_fieldy; y++)
11564           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
11565
11566       /* check if undo operation forces change of border style */
11567       CheckLevelBorderElement(FALSE);
11568
11569       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11570
11571       break;
11572
11573     case GADGET_ID_INFO:
11574       if (edit_mode != ED_MODE_INFO)
11575       {
11576         last_edit_mode = edit_mode;
11577         edit_mode = ED_MODE_INFO;
11578
11579         DrawLevelInfoWindow();
11580       }
11581       else
11582       {
11583         edit_mode = last_edit_mode;
11584
11585         DrawEditModeWindow();
11586       }
11587       break;
11588
11589     case GADGET_ID_CLEAR:
11590       if (edit_mode != ED_MODE_DRAWING)
11591       {
11592         DrawDrawingWindow();
11593         edit_mode = ED_MODE_DRAWING;
11594       }
11595
11596       for (x = 0; x < MAX_LEV_FIELDX; x++)
11597         for (y = 0; y < MAX_LEV_FIELDY; y++)
11598           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
11599
11600       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
11601
11602       DrawEditorLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11603       break;
11604
11605     case GADGET_ID_SAVE:
11606     {
11607       /* saving read-only levels into personal level set modifies global vars
11608          "leveldir_current" and "level_nr"; restore them after saving level */
11609       LevelDirTree *leveldir_former = leveldir_current;
11610       int level_nr_former = level_nr;
11611       char *level_filename;
11612       boolean new_level;
11613
11614       if (leveldir_current->readonly &&
11615           !PrepareSavingIntoPersonalLevelSet())
11616         break;
11617
11618       level_filename = getDefaultLevelFilename(level_nr);
11619       new_level = !fileExists(level_filename);
11620
11621       if (new_level ||
11622           Request("Save this level and kill the old?", REQ_ASK))
11623       {
11624         if (leveldir_former->readonly)
11625           ModifyLevelInfoForSavingIntoPersonalLevelSet(leveldir_former->name);
11626
11627         CopyPlayfield(Feld, level.field);
11628         SaveLevel(level_nr);
11629
11630         level.changed = FALSE;
11631
11632         if (new_level)
11633         {
11634           char level_saved_msg[64];
11635
11636           if (leveldir_former->readonly)
11637             sprintf(level_saved_msg,
11638                     "Level saved as level %d into personal level set!",
11639                     level_nr);
11640           else
11641             strcpy(level_saved_msg, "Level saved!");
11642
11643           Request(level_saved_msg, REQ_CONFIRM);
11644         }
11645       }
11646
11647       /* "cd" back to copied-from levelset (in case of saved read-only level) */
11648       leveldir_current = leveldir_former;
11649       level_nr = level_nr_former;
11650
11651       break;
11652     }
11653
11654     case GADGET_ID_TEST:
11655       if (LevelChanged())
11656         level.game_version = GAME_VERSION_ACTUAL;
11657
11658       CopyPlayfield(level.field, FieldBackup);
11659       CopyPlayfield(Feld, level.field);
11660
11661       CopyNativeLevel_RND_to_Native(&level);
11662
11663       UnmapLevelEditorGadgets();
11664       UndrawSpecialEditorDoor();
11665
11666       CloseDoor(DOOR_CLOSE_ALL);
11667
11668       /* needed before playing if editor playfield area has different size */
11669       ClearRectangle(drawto, REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
11670
11671       // redraw_mask = REDRAW_ALL;
11672
11673       level_editor_test_game = TRUE;
11674
11675       StartGameActions(FALSE, setup.autorecord, level.random_seed);
11676
11677       break;
11678
11679     case GADGET_ID_EXIT:
11680       RequestExitLevelEditor(TRUE, FALSE);  /* if level has changed, ask user */
11681       break;
11682
11683     default:
11684       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
11685           id <= GADGET_ID_ELEMENTLIST_LAST)
11686       {
11687         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
11688         int new_element = editor_elements[element_position + element_shift];
11689
11690         if (IS_EDITOR_CASCADE(new_element))
11691         {
11692           int i;
11693
11694           for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
11695           {
11696             int *cascade_element= &(*editor_elements_info[i].headline_list)[0];
11697             boolean *cascade_value=editor_elements_info[i].setup_cascade_value;
11698
11699             if (*cascade_element == new_element)
11700             {
11701               *cascade_element = EL_CASCADE_TOGGLE(*cascade_element);
11702               *cascade_value = IS_EDITOR_CASCADE_ACTIVE(*cascade_element);
11703
11704               /* update element selection list */
11705               ReinitializeElementList();
11706               ModifyEditorElementList();
11707
11708               /* update cascading gadget info text */
11709               PrintEditorGadgetInfoText(level_editor_gadget[id]);
11710
11711               /* save current editor cascading state */
11712               SaveSetup_EditorCascade();
11713
11714               break;
11715             }
11716           }
11717
11718           break;
11719         }
11720
11721         if (last_custom_copy_mode != -1)
11722         {
11723           if (CopyCustomElement(properties_element, new_element,
11724                                 last_custom_copy_mode))
11725           {
11726             ClickOnGadget(level_editor_gadget[last_drawing_function],
11727                           MB_LEFTBUTTON);
11728
11729             last_custom_copy_mode = -1;
11730           }
11731
11732           break;
11733         }
11734
11735         PickDrawingElement(button, new_element);
11736
11737         if (!stick_element_properties_window &&
11738             drawing_function != GADGET_ID_PICK_ELEMENT &&
11739             !(GetKeyModState() & KMOD_Control))
11740         {
11741           properties_element = new_element;
11742           if (edit_mode == ED_MODE_PROPERTIES)
11743             DrawPropertiesWindow();
11744         }
11745
11746         if (drawing_function == GADGET_ID_PICK_ELEMENT)
11747           ClickOnGadget(level_editor_gadget[last_drawing_function],
11748                         MB_LEFTBUTTON);
11749       }
11750 #ifdef DEBUG
11751       else if (gi->event.type == GD_EVENT_PRESSED)
11752         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
11753       else if (gi->event.type == GD_EVENT_RELEASED)
11754         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
11755       else if (gi->event.type == GD_EVENT_MOVING)
11756         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
11757       else
11758         printf("default: HandleControlButtons: ? (id == %d)\n", id);
11759 #endif
11760       break;
11761   }
11762 }
11763
11764 void HandleLevelEditorKeyInput(Key key)
11765 {
11766   char letter = getCharFromKey(key);
11767   int button = MB_LEFTBUTTON;
11768
11769   if (drawing_function == GADGET_ID_TEXT &&
11770       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
11771   {
11772     if (letter)
11773       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
11774     else if (key == KSYM_Delete || key == KSYM_BackSpace)
11775       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
11776     else if (key == KSYM_Return)
11777       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
11778     else if (key == KSYM_Escape)
11779       DrawLevelText(0, 0, 0, TEXT_END);
11780   }
11781   else if (button_status == MB_RELEASED)
11782   {
11783     int id = GADGET_ID_NONE;
11784     int new_element_shift = element_shift;
11785     int i;
11786
11787     switch (key)
11788     {
11789       case KSYM_Left:
11790         id = GADGET_ID_SCROLL_LEFT;
11791         break;
11792       case KSYM_Right:
11793         id = GADGET_ID_SCROLL_RIGHT;
11794         break;
11795       case KSYM_Up:
11796         id = GADGET_ID_SCROLL_UP;
11797         break;
11798       case KSYM_Down:
11799         id = GADGET_ID_SCROLL_DOWN;
11800         break;
11801       case KSYM_Page_Up:
11802         id = GADGET_ID_SCROLL_LIST_UP;
11803         button = ED_ELEMENTLIST_BUTTONS_VERT - 1;
11804         break;
11805       case KSYM_Page_Down:
11806         id = GADGET_ID_SCROLL_LIST_DOWN;
11807         button = ED_ELEMENTLIST_BUTTONS_VERT - 1;
11808         break;
11809
11810       case KSYM_Home:
11811       case KSYM_End:
11812         element_shift = (key == KSYM_Home ? 0 :
11813                          num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS);
11814
11815         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11816                      GDI_SCROLLBAR_ITEM_POSITION,
11817                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11818
11819         ModifyEditorElementList();
11820
11821         break;
11822
11823       case KSYM_Insert:
11824       case KSYM_Delete:
11825
11826         /* this is needed to prevent interference with running "True X-Mouse" */
11827         if (GetKeyModStateFromEvents() & KMOD_Control)
11828           break;
11829
11830         /* check for last or next editor cascade block in element list */
11831         for (i = 0; i < num_editor_elements; i++)
11832         {
11833           if ((key == KSYM_Insert && i == element_shift) ||
11834               (key == KSYM_Delete && new_element_shift > element_shift))
11835             break;
11836
11837           /* jump to next cascade block (or to start of element list) */
11838           if (i == 0 || IS_EDITOR_CASCADE(editor_elements[i]))
11839             new_element_shift = i;
11840         }
11841
11842         if (i < num_editor_elements)
11843           element_shift = new_element_shift;
11844
11845         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
11846           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
11847
11848         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11849                      GDI_SCROLLBAR_ITEM_POSITION,
11850                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11851
11852         ModifyEditorElementList();
11853
11854         break;
11855
11856       case KSYM_Escape:
11857         if (edit_mode == ED_MODE_DRAWING)
11858         {
11859           RequestExitLevelEditor(setup.ask_on_escape_editor, TRUE);
11860         }
11861         else if (edit_mode == ED_MODE_INFO)
11862         {
11863           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
11864         }
11865         else if (edit_mode == ED_MODE_PROPERTIES)
11866         {
11867           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
11868         }
11869         else            /* should never happen */
11870         {
11871           DrawDrawingWindow();
11872           edit_mode = ED_MODE_DRAWING;
11873         }
11874
11875         break;
11876
11877       default:
11878         break;
11879     }
11880
11881     if (id != GADGET_ID_NONE)
11882       ClickOnGadget(level_editor_gadget[id], button);
11883     else if (letter >= '1' && letter <= '3')
11884       ClickOnGadget(level_editor_gadget[GADGET_ID_PROPERTIES], letter - '0');
11885     else if (letter == '?')
11886       ClickOnGadget(level_editor_gadget[GADGET_ID_PROPERTIES], button);
11887     else if (letter == '.')
11888       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
11889     else if (letter == 'U')
11890       ClickOnGadget(level_editor_gadget[GADGET_ID_UNDO], 3);
11891     else if (key == KSYM_KP_Subtract)
11892       ClickOnGadget(level_editor_gadget[GADGET_ID_ZOOM], 1);
11893     else if (key == KSYM_KP_0 || letter == '0')
11894       ClickOnGadget(level_editor_gadget[GADGET_ID_ZOOM], 2);
11895     else if (key == KSYM_KP_Add || letter == '+')
11896       ClickOnGadget(level_editor_gadget[GADGET_ID_ZOOM], 3);
11897     else if (key == KSYM_Return ||
11898              key == KSYM_space ||
11899              key == setup.shortcut.toggle_pause)
11900       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
11901     else
11902       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
11903         if (letter && letter == controlbutton_info[i].shortcut)
11904           if (!anyTextGadgetActive())
11905             ClickOnGadget(level_editor_gadget[i], button);
11906   }
11907 }
11908
11909 void HandleLevelEditorIdle()
11910 {
11911   static unsigned int action_delay = 0;
11912   unsigned int action_delay_value = GameFrameDelay;
11913   int xpos = 1, ypos = 2;
11914   int i;
11915
11916   if (edit_mode != ED_MODE_PROPERTIES)
11917     return;
11918
11919   if (!DelayReached(&action_delay, action_delay_value))
11920     return;
11921
11922   for (i = 0; i < ED_NUM_SELECTBOX; i++)
11923   {
11924     struct GadgetInfo *gi = level_editor_gadget[selectbox_info[i].gadget_id];
11925
11926     if (gi->mapped && gi->active && gi->selectbox.open)
11927       return;
11928   }
11929
11930   DrawEditorElementAnimation(SX + xpos * TILEX,
11931                              SY + ypos * TILEY + MINI_TILEY / 2);
11932
11933   MarkTileDirty(xpos, ypos);
11934   MarkTileDirty(xpos, ypos + 1);
11935
11936   FrameCounter++;       /* increase animation frame counter */
11937 }
11938
11939 void ClearEditorGadgetInfoText()
11940 {
11941   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
11942 }
11943
11944 void PrintEditorGadgetInfoText(struct GadgetInfo *gi)
11945 {
11946   char infotext[MAX_OUTPUT_LINESIZE + 1];
11947   char shortcut[MAX_OUTPUT_LINESIZE + 1];
11948   int max_infotext_len = getMaxInfoTextLength();
11949
11950   if (gi == NULL || gi->info_text == NULL)
11951     return;
11952
11953   strncpy(infotext, gi->info_text, max_infotext_len);
11954   infotext[max_infotext_len] = '\0';
11955
11956   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
11957   {
11958     int key = controlbutton_info[gi->custom_id].shortcut;
11959
11960     if (key)
11961     {
11962       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)
11963         sprintf(shortcut, " ('.' or '%c')", key);
11964       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT)
11965         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
11966       else if (gi->custom_id == GADGET_ID_TEST)
11967         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
11968       else if (gi->custom_id == GADGET_ID_UNDO)
11969         sprintf(shortcut, " ('%c/Shift-U')", key);
11970       else if (gi->custom_id == GADGET_ID_ZOOM)
11971         sprintf(shortcut, " ('%c', '0', '+')", key);
11972       else
11973         sprintf(shortcut, " ('%s%c')",
11974                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
11975
11976       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
11977         strcat(infotext, shortcut);
11978     }
11979   }
11980
11981   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
11982 }
11983
11984 void HandleEditorGadgetInfoText(void *ptr)
11985 {
11986   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
11987
11988   if (game_status != GAME_MODE_EDITOR)
11989     return;
11990
11991   ClearEditorGadgetInfoText();
11992
11993   if (gi == NULL || gi->event.type == GD_EVENT_INFO_LEAVING)
11994     return;
11995
11996   /* misuse this function to delete brush cursor, if needed */
11997   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
11998     DeleteBrushFromCursor();
11999
12000   PrintEditorGadgetInfoText(gi);
12001 }
12002
12003 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
12004 {
12005   static int start_lx, start_ly;
12006   int id = gi->custom_id;
12007   int type_id = gi->custom_type_id;
12008   int sx = gi->event.x;
12009   int sy = gi->event.y;
12010   int lx = sx + level_xpos;
12011   int ly = sy + level_ypos;
12012   int min_sx = 0, min_sy = 0;
12013   int max_sx = gi->drawing.area_xsize - 1;
12014   int max_sy = gi->drawing.area_ysize - 1;
12015   int actual_drawing_function = drawing_function;
12016   int max_infotext_len = getMaxInfoTextLength();
12017   char infotext[MAX_OUTPUT_LINESIZE + 1];
12018   char *text;
12019
12020   infotext[0] = '\0';           /* start with empty info text */
12021
12022   /* pressed Control key: simulate picking element */
12023   if (GetKeyModState() & KMOD_Control)
12024     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
12025
12026   ClearEditorGadgetInfoText();
12027
12028   if (gi->event.type == GD_EVENT_INFO_LEAVING)
12029     return;
12030
12031   /* make sure to stay inside drawing area boundaries */
12032   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
12033   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
12034
12035   if (id == GADGET_ID_DRAWING_LEVEL)
12036   {
12037     if (button_status)
12038     {
12039       int min_lx = 0, min_ly = 0;
12040       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
12041
12042       /* get positions inside level field */
12043       lx = sx + level_xpos;
12044       ly = sy + level_ypos;
12045
12046       /* make sure to stay inside level field boundaries */
12047       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
12048       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
12049
12050       /* correct drawing area positions accordingly */
12051       sx = lx - level_xpos;
12052       sy = ly - level_ypos;
12053     }
12054
12055     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
12056     {
12057       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
12058       {
12059         if (gi->event.type == GD_EVENT_PRESSED)
12060         {
12061           start_lx = lx;
12062           start_ly = ly;
12063         }
12064
12065         switch (actual_drawing_function)
12066         {
12067           case GADGET_ID_SINGLE_ITEMS:
12068             text = "Drawing single items";
12069             break;
12070           case GADGET_ID_CONNECTED_ITEMS:
12071             text = "Drawing connected items";
12072             break;
12073           case GADGET_ID_LINE:
12074             text = "Drawing line";
12075             break;
12076           case GADGET_ID_ARC:
12077             text = "Drawing arc";
12078             break;
12079           case GADGET_ID_TEXT:
12080             text = "Setting text cursor";
12081             break;
12082           case GADGET_ID_RECTANGLE:
12083             text = "Drawing rectangle";
12084             break;
12085           case GADGET_ID_FILLED_BOX:
12086             text = "Drawing filled box";
12087             break;
12088           case GADGET_ID_FLOOD_FILL:
12089             text = "Flood fill";
12090             break;
12091           case GADGET_ID_GRAB_BRUSH:
12092             text = "Grabbing brush";
12093             break;
12094           case GADGET_ID_PICK_ELEMENT:
12095             text = "Picking element";
12096             break;
12097
12098           default:
12099             text = "Drawing position";
12100             break;
12101         }
12102
12103         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
12104           sprintf(infotext, "%s: %d, %d", text, lx, ly);
12105         else
12106           sprintf(infotext, "%s: %d, %d", text,
12107                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
12108       }
12109       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
12110         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
12111       else
12112         sprintf(infotext, "Level position: %d, %d", lx, ly);
12113     }
12114
12115     /* misuse this function to draw brush cursor, if needed */
12116     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
12117     {
12118       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
12119         CopyBrushToCursor(sx, sy);
12120       else
12121         DeleteBrushFromCursor();
12122     }
12123   }
12124   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
12125   {
12126     int pos = sx * drawingarea_info[type_id].area_ysize + sy;
12127     int element = drawingarea_info[type_id].value[pos];
12128
12129     strncpy(infotext, getElementInfoText(element), max_infotext_len);
12130   }
12131   else
12132   {
12133     if (id == GADGET_ID_CUSTOM_CONTENT)
12134       sprintf(infotext, "custom element content position: %d, %d", sx, sy);
12135     else if (id == GADGET_ID_GROUP_CONTENT)
12136       sprintf(infotext, "group element position: %d", sx + 1);
12137     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
12138              id <= GADGET_ID_YAMYAM_CONTENT_7)
12139       sprintf(infotext, "content area %d position: %d, %d",
12140               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
12141     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
12142              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
12143       sprintf(infotext, "content area %d position: %d, %d",
12144               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
12145     else if (id == GADGET_ID_ANDROID_CONTENT)
12146       sprintf(infotext, "android element position: %d", sx + 1);
12147     else if (drawingarea_info[type_id].infotext != NULL)
12148       strcpy(infotext, drawingarea_info[type_id].infotext);
12149   }
12150
12151   infotext[max_infotext_len] = '\0';
12152
12153   if (strlen(infotext) > 0)
12154     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
12155 }
12156
12157 void RequestExitLevelEditor(boolean ask_if_level_has_changed,
12158                             boolean quick_quit)
12159 {
12160   if (!ask_if_level_has_changed ||
12161       !LevelChanged() ||
12162       Request("Level has changed! Exit without saving?",
12163               REQ_ASK | REQ_STAY_OPEN))
12164   {
12165     SetDoorState(DOOR_CLOSE_2);
12166
12167     if (quick_quit)
12168       FadeSkipNextFadeIn();
12169
12170     game_status = GAME_MODE_MAIN;
12171
12172     DrawAndFadeInMainMenu(playfield_area_changed ? REDRAW_ALL : REDRAW_FIELD);
12173   }
12174   else
12175   {
12176     if (!global.use_envelope_request)
12177     {
12178       CloseDoor(DOOR_CLOSE_1);
12179       OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
12180     }
12181   }
12182 }