src/editor.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * editor.c                                                 *
  12 ***********************************************************/
  13
  14 #include <math.h>
  15
  16 #include "libgame/libgame.h"
  17
  18 #include "editor.h"
  19 #include "screens.h"
  20 #include "tools.h"
  21 #include "files.h"
  22 #include "game.h"
  23 #include "init.h"
  24 #include "tape.h"
  25
  26
  27 #define INFOTEXT_UNKNOWN_ELEMENT        "unknown"
  28
  29
  30 /*
  31   -----------------------------------------------------------------------------
  32   screen and artwork graphic pixel position definitions
  33   -----------------------------------------------------------------------------
  34 */
  35
  36 /* positions in the level editor */
  37 #define ED_WIN_MB_LEFT_XPOS             6
  38 #define ED_WIN_MB_LEFT_YPOS             258
  39 #define ED_WIN_MB_MIDDLE_XPOS           42
  40 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  41 #define ED_WIN_MB_RIGHT_XPOS            78
  42 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  43
  44 /* values for the control window */
  45 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  46 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  47 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  48 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  49 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  50 #define ED_CTRL4_BUTTONS_GFX_XPOS       44
  51 #define ED_CTRL4_BUTTONS_GFX_YPOS       214
  52 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  53 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  54
  55 #define ED_CTRL1_BUTTON_XSIZE           22
  56 #define ED_CTRL1_BUTTON_YSIZE           22
  57 #define ED_CTRL1_BUTTONS_XPOS           6
  58 #define ED_CTRL1_BUTTONS_YPOS           6
  59 #define ED_CTRL2_BUTTON_XSIZE           30
  60 #define ED_CTRL2_BUTTON_YSIZE           20
  61 #define ED_CTRL2_BUTTONS_XPOS           5
  62 #define ED_CTRL2_BUTTONS_YPOS           99
  63 #define ED_CTRL3_BUTTON_XSIZE           22
  64 #define ED_CTRL3_BUTTON_YSIZE           22
  65 #define ED_CTRL3_BUTTONS_XPOS           6
  66 #define ED_CTRL3_BUTTONS_YPOS           6
  67 #define ED_CTRL4_BUTTON_XSIZE           22
  68 #define ED_CTRL4_BUTTON_YSIZE           22
  69 #define ED_CTRL4_BUTTONS_XPOS           6
  70 #define ED_CTRL4_BUTTONS_YPOS           6
  71
  72 #define ED_CTRL1_BUTTONS_HORIZ          4
  73 #define ED_CTRL1_BUTTONS_VERT           4
  74 #define ED_CTRL2_BUTTONS_HORIZ          3
  75 #define ED_CTRL2_BUTTONS_VERT           2
  76 #define ED_CTRL3_BUTTONS_HORIZ          3
  77 #define ED_CTRL3_BUTTONS_VERT           1
  78 #define ED_CTRL4_BUTTONS_HORIZ          2
  79 #define ED_CTRL4_BUTTONS_VERT           1
  80
  81 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  82 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  83 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  84 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  85 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  86 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  87 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS +  \
  88                                 ED_NUM_CTRL2_BUTTONS +  \
  89                                 ED_NUM_CTRL3_BUTTONS +  \
  90                                 ED_NUM_CTRL4_BUTTONS)
  91
  92 /* values for the element list */
  93 #define ED_ELEMENTLIST_XPOS             5
  94 #define ED_ELEMENTLIST_YPOS             30
  95 #define ED_ELEMENTLIST_XSIZE            20
  96 #define ED_ELEMENTLIST_YSIZE            20
  97 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
  98 #define ED_ELEMENTLIST_BUTTONS_VERT     11
  99 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
 100                                          ED_ELEMENTLIST_BUTTONS_VERT)
 101
 102 /* standard distances */
 103 #define ED_BORDER_SIZE                  3
 104 #define ED_BORDER_TEXT_XSIZE            5
 105 #define ED_BORDER_AREA_YSIZE            1
 106
 107 #define ED_GADGET_DISTANCE              2
 108 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
 109 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
 110                                          MINI_TILEX / 2)
 111
 112 /* values for the settings windows */
 113 #define ED_SETTINGS_XSTART              (3 * MINI_TILEX / 2)
 114 #define ED_SETTINGS_YSTART              (MINI_TILEY * 10)
 115
 116 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE +         \
 117                                          2 * ED_GADGET_DISTANCE)
 118
 119 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 120 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 121
 122 #define ED_SETTINGS_XPOS(n)             (ED_SETTINGS_XSTART +           \
 123                                          (n) * ED_SETTINGS_XOFFSET)
 124 #define ED_SETTINGS_YPOS(n)             (ED_SETTINGS_YSTART +           \
 125                                          (n) * ED_SETTINGS_YOFFSET)
 126
 127 #define ED_SETTINGS1_YPOS               MINI_TILEY
 128 #define ED_SETTINGS2_XPOS               MINI_TILEX
 129 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 130
 131 /* values for counter gadgets */
 132 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 133 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 134 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART +            \
 135                                          (n) * ED_COUNTER_YDISTANCE)
 136 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART +            \
 137                                          (n) * ED_COUNTER_YDISTANCE - 2)
 138
 139 /* values for element content drawing areas */
 140 #define ED_AREA_1X1_SETTINGS_XPOS(n)    (ED_SETTINGS_XPOS(n))
 141 #define ED_AREA_1X1_SETTINGS_YPOS(n)    (ED_SETTINGS_YPOS(n) +          \
 142                                          ED_GADGET_DISTANCE)
 143
 144 #define ED_AREA_3X3_SETTINGS_XPOS(n)    (ED_SETTINGS_XPOS(n))
 145 #define ED_AREA_3X3_SETTINGS_YPOS(n)    (ED_SETTINGS_YPOS(n) +          \
 146                                          ED_GADGET_DISTANCE - MINI_TILEY)
 147
 148 /* yamyam content */
 149 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX +               \
 150                                          5 * ((n) % 4) * MINI_TILEX)
 151 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (17 * MINI_TILEY +              \
 152                                          6 * ((n) / 4) * MINI_TILEY)
 153
 154 /* values for scrolling gadgets for drawing area */
 155 #define ED_SCROLLBUTTON_XPOS            24
 156 #define ED_SCROLLBUTTON_YPOS            0
 157 #define ED_SCROLLBAR_XPOS               24
 158 #define ED_SCROLLBAR_YPOS               64
 159
 160 #define ED_SCROLLBUTTON_XSIZE           16
 161 #define ED_SCROLLBUTTON_YSIZE           16
 162
 163 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 164 #define ED_SCROLL_UP_YPOS               (0)
 165 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 166 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 167 #define ED_SCROLL_LEFT_XPOS             (0)
 168 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 169 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 170 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 171 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 172                                          ED_SCROLLBUTTON_XSIZE)
 173 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 174 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 175 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 176 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 177 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 178                                          ED_SCROLLBUTTON_YSIZE)
 179 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 180 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 181
 182 /* values for scrolling gadgets for element list */
 183 #define ED_SCROLLBUTTON2_XPOS           50
 184 #define ED_SCROLLBUTTON2_YPOS           0
 185 #define ED_SCROLLBAR2_XPOS              50
 186 #define ED_SCROLLBAR2_YPOS              20
 187
 188 #define ED_SCROLLBUTTON2_XSIZE          10
 189 #define ED_SCROLLBUTTON2_YSIZE          10
 190
 191 #define ED_SCROLL2_UP_XPOS              85
 192 #define ED_SCROLL2_UP_YPOS              30
 193 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 194 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 195                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 196                                          ED_ELEMENTLIST_YSIZE -         \
 197                                          ED_SCROLLBUTTON2_YSIZE)
 198 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 199 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 200                                          ED_SCROLLBUTTON2_YSIZE)
 201 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 202 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 203                                          ED_ELEMENTLIST_YSIZE -         \
 204                                          2 * ED_SCROLLBUTTON2_YSIZE)
 205
 206 /* values for checkbutton gadgets */
 207 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 208 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 209 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 210 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 211 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 212 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 213 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 214
 215 /* values for some special graphic buttons */
 216 #define ED_COPY_CHANGE_PAGE_XPOS        25
 217 #define ED_COPY_CHANGE_PAGE_YPOS        50
 218 #define ED_PASTE_CHANGE_PAGE_XPOS       25
 219 #define ED_PASTE_CHANGE_PAGE_YPOS       70
 220
 221 /* some values for text input, selectbox and counter gadgets */
 222 #define ED_BUTTON_COUNT_YPOS            60
 223 #define ED_BUTTON_COUNT_XSIZE           20
 224 #define ED_BUTTON_COUNT_YSIZE           20
 225 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 226 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 227 #define ED_WIN_COUNT_XSIZE              52
 228 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 229 #define ED_WIN_COUNT2_XPOS              27
 230 #define ED_WIN_COUNT2_YPOS              3
 231 #define ED_WIN_COUNT2_XSIZE             46
 232 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 233
 234 #define ED_BUTTON_MINUS_XPOS            2
 235 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 236 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 237 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 238 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS +            \
 239                                          ED_WIN_COUNT_XSIZE + 2)
 240 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 241 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 242 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 243
 244 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 245 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS +            \
 246                                          2 + ED_WIN_COUNT_YSIZE)
 247 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 248 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 249
 250 #define ED_SELECTBOX_BUTTON_XSIZE       14
 251
 252 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 253 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS +            \
 254                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 255 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 256
 257 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 258 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS +            \
 259                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 260 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS +            \
 261                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 262
 263 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 264 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 265
 266 /* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
 267 #define INFOTEXT_XPOS                   SX
 268 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 269 #define INFOTEXT_XSIZE                  SXSIZE
 270 #define INFOTEXT_YSIZE                  MINI_TILEX
 271
 272
 273 /*
 274   -----------------------------------------------------------------------------
 275   editor gadget definitions
 276   -----------------------------------------------------------------------------
 277 */
 278
 279 /* drawing toolbox buttons */
 280 #define GADGET_ID_NONE                  -1
 281 #define GADGET_ID_TOOLBOX_FIRST         0
 282
 283 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 284 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 285 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 286 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 287 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 288 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 289 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 290 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 291 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 292 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 293 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 294 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 295 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 296 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 297 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 298 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 299
 300 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 301 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 302 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 303 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 304 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 305 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 306
 307 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 308 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 309 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 310 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 311 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 312
 313 /* counter button identifiers */
 314 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 315
 316 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 317 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 318 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 319 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 320 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 321 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 322 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 323 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 324 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 325 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 326 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 327 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 328 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 329 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 330 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 331 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 332 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 333 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 334 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 335 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 336 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 337 #define GADGET_ID_ELEMENT_SCORE_DOWN    (GADGET_ID_COUNTER_FIRST + 21)
 338 #define GADGET_ID_ELEMENT_SCORE_TEXT    (GADGET_ID_COUNTER_FIRST + 22)
 339 #define GADGET_ID_ELEMENT_SCORE_UP      (GADGET_ID_COUNTER_FIRST + 23)
 340 #define GADGET_ID_ELEMENT_CONTENT_DOWN  (GADGET_ID_COUNTER_FIRST + 24)
 341 #define GADGET_ID_ELEMENT_CONTENT_TEXT  (GADGET_ID_COUNTER_FIRST + 25)
 342 #define GADGET_ID_ELEMENT_CONTENT_UP    (GADGET_ID_COUNTER_FIRST + 26)
 343 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 344 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 345 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 29)
 346 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 347 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 348 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 32)
 349 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 33)
 350 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 34)
 351 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 35)
 352 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 36)
 353 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 37)
 354 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 38)
 355 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 39)
 356 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 40)
 357 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 41)
 358 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 359 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 360 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 44)
 361 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 362 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 363 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 47)
 364 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 365 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 366 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 50)
 367 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 51)
 368 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 52)
 369 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 53)
 370 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 371 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 372 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 56)
 373 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 57)
 374 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 58)
 375 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 59)
 376 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 60)
 377 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 61)
 378 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 62)
 379 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 63)
 380 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 64)
 381 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 65)
 382 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 66)
 383 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 67)
 384 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 68)
 385 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 69)
 386 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 70)
 387 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 71)
 388 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 72)
 389 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 73)
 390 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 74)
 391
 392 /* drawing area identifiers */
 393 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 75)
 394
 395 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 396 #define GADGET_ID_ELEMENT_CONTENT_0     (GADGET_ID_DRAWING_AREA_FIRST + 1)
 397 #define GADGET_ID_ELEMENT_CONTENT_1     (GADGET_ID_DRAWING_AREA_FIRST + 2)
 398 #define GADGET_ID_ELEMENT_CONTENT_2     (GADGET_ID_DRAWING_AREA_FIRST + 3)
 399 #define GADGET_ID_ELEMENT_CONTENT_3     (GADGET_ID_DRAWING_AREA_FIRST + 4)
 400 #define GADGET_ID_ELEMENT_CONTENT_4     (GADGET_ID_DRAWING_AREA_FIRST + 5)
 401 #define GADGET_ID_ELEMENT_CONTENT_5     (GADGET_ID_DRAWING_AREA_FIRST + 6)
 402 #define GADGET_ID_ELEMENT_CONTENT_6     (GADGET_ID_DRAWING_AREA_FIRST + 7)
 403 #define GADGET_ID_ELEMENT_CONTENT_7     (GADGET_ID_DRAWING_AREA_FIRST + 8)
 404 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 9)
 405 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 10)
 406 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 11)
 407 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 12)
 408 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 13)
 409 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 410 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 15)
 411 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 16)
 412 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 17)
 413 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 18)
 414
 415 /* text input identifiers */
 416 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 19)
 417
 418 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 419 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 420 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 421
 422 /* text area identifiers */
 423 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 424
 425 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 426
 427 /* selectbox identifiers */
 428 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 429
 430 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 431 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 432 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 2)
 433 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 3)
 434 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 4)
 435 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 5)
 436 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 6)
 437 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 7)
 438 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 8)
 439 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 9)
 440 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 10)
 441 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 11)
 442 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 12)
 443 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 13)
 444 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 14)
 445 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 15)
 446 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 16)
 447 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 17)
 448 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 18)
 449 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 19)
 450 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 20)
 451 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 21)
 452 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 22)
 453 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 23)
 454
 455 /* textbutton identifiers */
 456 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 24)
 457
 458 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 459 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 460 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 461 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 462 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 463 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 464 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 465 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 466
 467 /* graphicbutton identifiers */
 468 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 469
 470 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 471 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 472 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 473 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 474
 475 /* gadgets for scrolling of drawing area */
 476 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 477
 478 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 479 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 480 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 481 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 482 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 483 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 484
 485 /* gadgets for scrolling element list */
 486 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 487
 488 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 489 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 490 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 491
 492 /* checkbuttons/radiobuttons for level/element properties */
 493 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 494
 495 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 496 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 497 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 498 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 3)
 499 #define GADGET_ID_GRAVITY               (GADGET_ID_CHECKBUTTON_FIRST + 4)
 500 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 5)
 501 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 6)
 502 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 7)
 503 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 8)
 504 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 9)
 505 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 10)
 506 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 507 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 12)
 508 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 509 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 510 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 15)
 511 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 16)
 512 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 513 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 514 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 19)
 515 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 516 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 21)
 517 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 22)
 518 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 23)
 519 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 24)
 520 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 25)
 521 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 522 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 523 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 524 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 525 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 526 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 527 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 32)
 528 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 33)
 529 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 34)
 530 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 35)
 531 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 36)
 532 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 37)
 533 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 38)
 534
 535 /* gadgets for buttons in element list */
 536 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 39)
 537 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 538                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 539
 540 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 541
 542 /* radio button numbers */
 543 #define RADIO_NR_NONE                   0
 544 #define RADIO_NR_DRAWING_TOOLBOX        1
 545 #define RADIO_NR_RANDOM_ELEMENTS        2
 546
 547 /* values for counter gadgets */
 548 #define ED_COUNTER_ID_SELECT_LEVEL      0
 549 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 550 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 551 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 552 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 553 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 554 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 555 #define ED_COUNTER_ID_ELEMENT_SCORE     7
 556 #define ED_COUNTER_ID_ELEMENT_CONTENT   8
 557 #define ED_COUNTER_ID_ENVELOPE_XSIZE    9
 558 #define ED_COUNTER_ID_ENVELOPE_YSIZE    10
 559 #define ED_COUNTER_ID_CUSTOM_SCORE      11
 560 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   12
 561 #define ED_COUNTER_ID_PUSH_DELAY_FIX    13
 562 #define ED_COUNTER_ID_PUSH_DELAY_RND    14
 563 #define ED_COUNTER_ID_DROP_DELAY_FIX    15
 564 #define ED_COUNTER_ID_DROP_DELAY_RND    16
 565 #define ED_COUNTER_ID_MOVE_DELAY_FIX    17
 566 #define ED_COUNTER_ID_MOVE_DELAY_RND    18
 567 #define ED_COUNTER_ID_EXPLOSION_DELAY   19
 568 #define ED_COUNTER_ID_IGNITION_DELAY    20
 569 #define ED_COUNTER_ID_GROUP_CONTENT     21
 570 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  22
 571 #define ED_COUNTER_ID_CHANGE_DELAY_RND  23
 572 #define ED_COUNTER_ID_CHANGE_CONT_RND   24
 573
 574 #define ED_NUM_COUNTERBUTTONS           25
 575
 576 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 577 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 578
 579 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 580 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 581 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 582 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 583 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 584 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 585
 586 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 587 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 588
 589 /* values for scrollbutton gadgets */
 590 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 591 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 592 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 593 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 594 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 595 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 596
 597 #define ED_NUM_SCROLLBUTTONS            6
 598
 599 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 600 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 601
 602 /* values for scrollbar gadgets */
 603 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 604 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 605 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 606
 607 #define ED_NUM_SCROLLBARS               3
 608
 609 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 610 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 611
 612 /* values for text input gadgets */
 613 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 614 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 615 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 616
 617 #define ED_NUM_TEXTINPUT                3
 618
 619 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 620 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 621
 622 /* values for text area gadgets */
 623 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 624
 625 #define ED_NUM_TEXTAREAS                        1
 626
 627 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 628 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 629
 630 /* values for selectbox gadgets */
 631 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 632 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 633 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      2
 634 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     3
 635 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 4
 636 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 5
 637 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   6
 638 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     7
 639 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   8
 640 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    9
 641 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  10
 642 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    11
 643 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    12
 644 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       13
 645 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   14
 646 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       15
 647 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    16
 648 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     17
 649 #define ED_SELECTBOX_ID_CHANGE_SIDE             18
 650 #define ED_SELECTBOX_ID_CHANGE_PLAYER           19
 651 #define ED_SELECTBOX_ID_CHANGE_PAGE             20
 652 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     21
 653 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      22
 654 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       23
 655
 656 #define ED_NUM_SELECTBOX                        24
 657
 658 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 659 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_GAME_ENGINE_TYPE
 660
 661 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 662 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 663 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 664 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 665 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 666 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 667
 668 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 669 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 670
 671 /* values for textbutton gadgets */
 672 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 673 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 674 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 675 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 676 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 677 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 678 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 679 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 680
 681 #define ED_NUM_TEXTBUTTONS                      8
 682
 683 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 684 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 685
 686 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 687 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 688
 689 /* values for graphicbutton gadgets */
 690 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 691 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 692 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 693 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 694
 695 #define ED_NUM_GRAPHICBUTTONS                   4
 696
 697 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 698 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 699
 700 /* values for checkbutton gadgets */
 701 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          0
 702 #define ED_CHECKBUTTON_ID_GRAVITY               1
 703 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     2
 704 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         3
 705 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      4
 706 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        5
 707 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    6
 708 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      7
 709 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   8
 710 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    9
 711 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  10
 712 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    11
 713 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    12
 714 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     13
 715 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    14
 716 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   15
 717 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     16
 718 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 17
 719 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 18
 720 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 19
 721 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       20
 722 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       21
 723 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      22
 724 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       23
 725 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         24
 726 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    25
 727 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   26
 728 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  27
 729 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 28
 730 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     29
 731 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          30
 732 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  31
 733 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   32
 734 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  33
 735 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    34
 736 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  35
 737 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     36
 738
 739 #define ED_NUM_CHECKBUTTONS                     37
 740
 741 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_DOUBLE_SPEED
 742 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 743
 744 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 745 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 746 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 747 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 748 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 749 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 750
 751 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 752 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM
 753
 754 /* values for radiobutton gadgets */
 755 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 756 #define ED_RADIOBUTTON_ID_QUANTITY      1
 757
 758 #define ED_NUM_RADIOBUTTONS             2
 759
 760 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 761 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 762
 763 /* values for drawing area gadgets */
 764 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 765 #define ED_DRAWING_ID_ELEMENT_CONTENT_0         1
 766 #define ED_DRAWING_ID_ELEMENT_CONTENT_1         2
 767 #define ED_DRAWING_ID_ELEMENT_CONTENT_2         3
 768 #define ED_DRAWING_ID_ELEMENT_CONTENT_3         4
 769 #define ED_DRAWING_ID_ELEMENT_CONTENT_4         5
 770 #define ED_DRAWING_ID_ELEMENT_CONTENT_5         6
 771 #define ED_DRAWING_ID_ELEMENT_CONTENT_6         7
 772 #define ED_DRAWING_ID_ELEMENT_CONTENT_7         8
 773 #define ED_DRAWING_ID_AMOEBA_CONTENT            9
 774 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            10
 775 #define ED_DRAWING_ID_CUSTOM_CONTENT            11
 776 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         12
 777 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         13
 778 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      14
 779 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     15
 780 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     16
 781 #define ED_DRAWING_ID_GROUP_CONTENT             17
 782 #define ED_DRAWING_ID_RANDOM_BACKGROUND         18
 783
 784 #define ED_NUM_DRAWING_AREAS                    19
 785
 786
 787 /*
 788   -----------------------------------------------------------------------------
 789   some internally used definitions
 790   -----------------------------------------------------------------------------
 791 */
 792
 793 /* values for CopyLevelToUndoBuffer() */
 794 #define UNDO_IMMEDIATE                  0
 795 #define UNDO_ACCUMULATE                 1
 796
 797 /* values for scrollbars */
 798 #define ED_SCROLL_NO                    0
 799 #define ED_SCROLL_LEFT                  1
 800 #define ED_SCROLL_RIGHT                 2
 801 #define ED_SCROLL_UP                    4
 802 #define ED_SCROLL_DOWN                  8
 803
 804 /* screens in the level editor */
 805 #define ED_MODE_DRAWING                 0
 806 #define ED_MODE_INFO                    1
 807 #define ED_MODE_PROPERTIES              2
 808
 809 /* sub-screens in the element properties section */
 810 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 811 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 812 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 813 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 814 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 815
 816 /* how many steps can be cancelled */
 817 #define NUM_UNDO_STEPS                  (10 + 1)
 818
 819 /* values for elements with score for certain actions */
 820 #define MIN_SCORE                       0
 821 #define MAX_SCORE                       255
 822
 823 /* values for elements with count for collecting */
 824 #define MIN_COLLECT_COUNT               0
 825 #define MAX_COLLECT_COUNT               100
 826
 827 /* values for random placement */
 828 #define RANDOM_USE_PERCENTAGE           0
 829 #define RANDOM_USE_QUANTITY             1
 830
 831 /* maximal size of level editor drawing area */
 832 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 833 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 834
 835
 836 /*
 837   -----------------------------------------------------------------------------
 838   some internally used data structure definitions
 839   -----------------------------------------------------------------------------
 840 */
 841
 842 static struct
 843 {
 844   char shortcut;
 845   char *text;
 846 } control_info[ED_NUM_CTRL_BUTTONS] =
 847 {
 848   { 's',        "draw single items"                     },
 849   { 'd',        "draw connected items"                  },
 850   { 'l',        "draw lines"                            },
 851   { 'a',        "draw arcs"                             },
 852   { 'r',        "draw outline rectangles"               },
 853   { 'R',        "draw filled rectangles"                },
 854   { '\0',       "wrap (rotate) level up"                },
 855   { 't',        "enter text elements"                   },
 856   { 'f',        "flood fill"                            },
 857   { '\0',       "wrap (rotate) level left"              },
 858   { '?',        "properties of drawing element"         },
 859   { '\0',       "wrap (rotate) level right"             },
 860   { '\0',       "random element placement"              },
 861   { 'b',        "grab brush"                            },
 862   { '\0',       "wrap (rotate) level down"              },
 863   { ',',        "pick drawing element"                  },
 864
 865   { 'U',        "undo last operation"                   },
 866   { 'I',        "level properties"                      },
 867   { 'S',        "save level"                            },
 868   { 'C',        "clear level"                           },
 869   { 'T',        "test level"                            },
 870   { 'E',        "exit level editor"                     },
 871
 872   { '\0',       "copy settings from other element"      },
 873   { '\0',       "copy settings to other element"        },
 874   { '\0',       "exchange element with other element"   },
 875
 876   { '\0',       "copy settings from this element"       },
 877   { '\0',       "paste settings to this element"        },
 878 };
 879
 880 static int random_placement_value = 10;
 881 static int random_placement_method = RANDOM_USE_QUANTITY;
 882 static int random_placement_background_element = EL_SAND;
 883 static boolean random_placement_background_restricted = FALSE;
 884 static boolean stick_element_properties_window = FALSE;
 885 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 886 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 887 static struct ElementChangeInfo custom_element_change;
 888 static struct ElementGroupInfo group_element_info;
 889 static struct ElementInfo custom_element;
 890
 891 static struct
 892 {
 893   int x, y;
 894   int min_value, max_value;
 895   int gadget_id_down, gadget_id_up;
 896   int gadget_id_text;
 897   int gadget_id_align;
 898   int *value;
 899   char *text_above, *text_left, *text_right;
 900 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 901 {
 902   /* ---------- level and editor settings ---------------------------------- */
 903
 904   {
 905     DX + 5 - SX,                        DY + 3 - SY,
 906     1,                                  100,
 907     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 908     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 909     &level_nr,
 910     NULL,                               NULL, NULL
 911   },
 912   {
 913     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(2),
 914     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 915     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 916     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 917     &level.fieldx,
 918     "playfield size:",                  NULL, "width",
 919   },
 920   {
 921     -1,                                 ED_COUNTER_YPOS(2),
 922     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 923     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 924     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 925     &level.fieldy,
 926     NULL,                               " ", "height",
 927   },
 928   {
 929     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(3),
 930     0,                                  999,
 931     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 932     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 933     &level.gems_needed,
 934     "number of gems to collect:",       NULL, NULL
 935   },
 936   {
 937     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(4),
 938     0,                                  9999,
 939     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 940     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 941     &level.time,
 942     "time or step limit to solve level:", NULL, NULL
 943   },
 944   {
 945     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(5),
 946     0,                                  255,
 947     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 948     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 949     &level.score[SC_TIME_BONUS],
 950     "score for each 10 sec/steps left:", NULL, NULL
 951   },
 952   {
 953     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(8),
 954     1,                                  100,
 955     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
 956     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
 957     &random_placement_value,
 958     "random element placement:",        NULL, "in"
 959   },
 960
 961   /* ---------- element settings: configure (various elements) ------------- */
 962
 963   {
 964     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 965     MIN_SCORE,                          MAX_SCORE,
 966     GADGET_ID_ELEMENT_SCORE_DOWN,       GADGET_ID_ELEMENT_SCORE_UP,
 967     GADGET_ID_ELEMENT_SCORE_TEXT,       GADGET_ID_NONE,
 968     NULL,                               /* will be set when used */
 969     NULL,                               NULL, NULL
 970   },
 971   {
 972     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
 973     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
 974     GADGET_ID_ELEMENT_CONTENT_DOWN,     GADGET_ID_ELEMENT_CONTENT_UP,
 975     GADGET_ID_ELEMENT_CONTENT_TEXT,     GADGET_ID_NONE,
 976     &level.num_yamyam_contents,
 977     NULL,                               NULL, "number of content areas"
 978   },
 979   {
 980     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 981     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
 982     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
 983     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
 984     NULL,
 985     NULL,                               NULL, "width",
 986   },
 987   {
 988     -1,                                 ED_SETTINGS_YPOS(0),
 989     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
 990     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
 991     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
 992     NULL,
 993     NULL,                               " ", "height",
 994   },
 995
 996   /* ---------- element settings: configure 1 (custom elements) ------------ */
 997
 998   {
 999     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(6),
1000     MIN_SCORE,                          MAX_SCORE,
1001     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1002     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1003     &custom_element.collect_score,
1004     NULL,                               "score", " "
1005   },
1006   {
1007     -1,                                 ED_SETTINGS_YPOS(6),
1008     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1009     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1010     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1011     &custom_element.collect_count,
1012     NULL,                               "count", NULL
1013   },
1014   {
1015     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(7),
1016     0,                                  255,
1017     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1018     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1019     &custom_element.push_delay_fixed,
1020     NULL,                               "push delay", NULL
1021   },
1022   {
1023     -1,                                 ED_SETTINGS_YPOS(7),
1024     0,                                  255,
1025     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1026     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1027     &custom_element.push_delay_random,
1028     NULL,                               "+random", NULL
1029   },
1030   {
1031     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
1032     0,                                  255,
1033     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1034     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1035     &custom_element.drop_delay_fixed,
1036     NULL,                               "drop delay", NULL
1037   },
1038   {
1039     -1,                                 ED_SETTINGS_YPOS(8),
1040     0,                                  255,
1041     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1042     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1043     &custom_element.drop_delay_random,
1044     NULL,                               "+random", NULL
1045   },
1046
1047   /* ---------- element settings: configure 2 (custom elements) ------------ */
1048
1049   {
1050     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1051     0,                                  999,
1052     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1053     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1054     &custom_element.move_delay_fixed,
1055     NULL,                               "move delay", NULL
1056   },
1057   {
1058     -1,                                 ED_SETTINGS_YPOS(5),
1059     0,                                  999,
1060     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1061     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1062     &custom_element.move_delay_random,
1063     NULL,                               "+random", NULL
1064   },
1065   {
1066     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(12),
1067     0,                                  255,
1068     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1069     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1070     &custom_element.explosion_delay,
1071     NULL,                               "explosion delay", NULL
1072   },
1073   {
1074     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(13),
1075     0,                                  255,
1076     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1077     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1078     &custom_element.ignition_delay,
1079     NULL,                               "ignition delay", "(by fire)"
1080   },
1081
1082   /* ---------- element settings: configure (group elements) --------------- */
1083
1084   {
1085     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
1086     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1087     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1088     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1089     &group_element_info.num_elements,
1090     NULL,                               NULL, "number of elements in group"
1091   },
1092
1093   /* ---------- element settings: advanced (custom elements) --------------- */
1094
1095   {
1096     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(2),
1097     0,                                  999,
1098     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1099     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1100     &custom_element_change.delay_fixed,
1101     NULL,                               "delay", NULL,
1102   },
1103   {
1104     -1,                                 ED_SETTINGS_YPOS(2),
1105     0,                                  999,
1106     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1107     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1108     &custom_element_change.delay_random,
1109     NULL,                               "+random", NULL
1110   },
1111   {
1112     ED_SETTINGS_XPOS(3),                ED_SETTINGS_YPOS(12),
1113     0,                                  100,
1114     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1115     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1116     &custom_element_change.random_percentage,
1117     NULL,                               "use random replace:", "%"
1118   },
1119 };
1120
1121 static struct
1122 {
1123   int x, y;
1124   int gadget_id;
1125   int size;
1126   char *value;
1127   char *text_above, *infotext;
1128 } textinput_info[ED_NUM_TEXTINPUT] =
1129 {
1130   {
1131     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(0),
1132     GADGET_ID_LEVEL_NAME,
1133     MAX_LEVEL_NAME_LEN,
1134     level.name,
1135     "Title:", "Title"
1136   },
1137   {
1138     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1139     GADGET_ID_LEVEL_AUTHOR,
1140     MAX_LEVEL_AUTHOR_LEN,
1141     level.author,
1142     "Author:", "Author"
1143   },
1144   {
1145     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1146     GADGET_ID_ELEMENT_NAME,
1147     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1148     custom_element.description,
1149     NULL, "Element name"
1150   }
1151 };
1152
1153 static struct
1154 {
1155   int x, y;
1156   int gadget_id;
1157   int xsize, ysize;
1158   char *value;
1159   char *text_above, *infotext;
1160 } textarea_info[ED_NUM_TEXTAREAS] =
1161 {
1162   {
1163     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1164     GADGET_ID_ENVELOPE_INFO,
1165     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1166     NULL,
1167     "Envelope Info:", "Envelope Info"
1168   }
1169 };
1170
1171 static struct ValueTextInfo options_time_or_steps[] =
1172 {
1173   { 0,                          "seconds"                       },
1174   { 1,                          "steps"                         },
1175
1176   { -1,                         NULL                            }
1177 };
1178
1179 static struct ValueTextInfo options_game_engine_type[] =
1180 {
1181   { GAME_ENGINE_TYPE_RND,       "RND"                           },
1182   { GAME_ENGINE_TYPE_EM,        "EM"                            },
1183
1184   { -1,                         NULL                            }
1185 };
1186
1187 static struct ValueTextInfo options_access_type[] =
1188 {
1189   { EP_WALKABLE,                "walkable"                      },
1190   { EP_PASSABLE,                "passable"                      },
1191
1192   { -1,                         NULL                            }
1193 };
1194
1195 static struct ValueTextInfo options_access_layer[] =
1196 {
1197   { EP_ACCESSIBLE_OVER,         "over"                          },
1198   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1199   { EP_ACCESSIBLE_UNDER,        "under"                         },
1200
1201   { -1,                         NULL                            }
1202 };
1203
1204 static struct ValueTextInfo options_access_protected[] =
1205 {
1206   { 0,                          "unprotected"                   },
1207   { 1,                          "protected"                     },
1208
1209   { -1,                         NULL                            }
1210 };
1211
1212 static struct ValueTextInfo options_access_direction[] =
1213 {
1214   { MV_LEFT,                    "left"                          },
1215   { MV_RIGHT,                   "right"                         },
1216   { MV_UP,                      "up"                            },
1217   { MV_DOWN,                    "down"                          },
1218   { MV_LEFT  | MV_UP,           "left + up"                     },
1219   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1220   { MV_RIGHT | MV_UP,           "right + up"                    },
1221   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1222   { MV_HORIZONTAL,              "horizontal"                    },
1223   { MV_VERTICAL,                "vertical"                      },
1224   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1225   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1226   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1227   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1228   { MV_ALL_DIRECTIONS,          "all directions"                },
1229
1230   { -1,                         NULL                            }
1231 };
1232
1233 static struct ValueTextInfo options_walk_to_action[] =
1234 {
1235   { EP_DIGGABLE,                "diggable"                      },
1236   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1237   { EP_DROPPABLE,               "collectible & droppable"       },
1238   { EP_THROWABLE,               "collectible & throwable"       },
1239   { EP_PUSHABLE,                "pushable"                      },
1240
1241   { -1,                         NULL                            }
1242 };
1243
1244 static struct ValueTextInfo options_move_pattern[] =
1245 {
1246   { MV_LEFT,                    "left"                          },
1247   { MV_RIGHT,                   "right"                         },
1248   { MV_UP,                      "up"                            },
1249   { MV_DOWN,                    "down"                          },
1250   { MV_HORIZONTAL,              "horizontal"                    },
1251   { MV_VERTICAL,                "vertical"                      },
1252   { MV_ALL_DIRECTIONS,          "all directions"                },
1253   { MV_TOWARDS_PLAYER,          "towards player"                },
1254   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1255   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1256   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1257   { MV_TURNING_LEFT,            "turning left"                  },
1258   { MV_TURNING_RIGHT,           "turning right"                 },
1259   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1260   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1261   { MV_TURNING_RANDOM,          "turning random"                },
1262   { MV_MAZE_RUNNER,             "maze runner style"             },
1263   { MV_MAZE_HUNTER,             "maze hunter style"             },
1264   { MV_WHEN_PUSHED,             "when pushed"                   },
1265   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1266
1267   { -1,                         NULL                            }
1268 };
1269
1270 static struct ValueTextInfo options_move_direction[] =
1271 {
1272   { MV_START_AUTOMATIC,         "automatic"                     },
1273   { MV_START_LEFT,              "left"                          },
1274   { MV_START_RIGHT,             "right"                         },
1275   { MV_START_UP,                "up"                            },
1276   { MV_START_DOWN,              "down"                          },
1277   { MV_START_RANDOM,            "random"                        },
1278   { MV_START_PREVIOUS,          "previous"                      },
1279
1280   { -1,                         NULL                            }
1281 };
1282
1283 static struct ValueTextInfo options_move_stepsize[] =
1284 {
1285   { 1,                          "very slow"                     },
1286   { 2,                          "slow"                          },
1287   { 4,                          "normal"                        },
1288   { 8,                          "fast"                          },
1289   { 16,                         "very fast"                     },
1290 #if 1
1291   { 32,                         "even faster"                   },
1292 #endif
1293
1294   { -1,                         NULL                            }
1295 };
1296
1297 static struct ValueTextInfo options_move_leave_type[] =
1298 {
1299   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1300   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1301
1302   { -1,                         NULL                            }
1303 };
1304
1305 static struct ValueTextInfo options_smash_targets[] =
1306 {
1307   { EP_CAN_SMASH_PLAYER,        "player"                        },
1308 #if 0
1309   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1310 #endif
1311   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1312
1313   { -1,                         NULL                            }
1314 };
1315
1316 static struct ValueTextInfo options_slippery_type[] =
1317 {
1318   { SLIPPERY_ANY_RANDOM,        "random"                        },
1319   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1320   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1321   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1322   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1323
1324   { -1,                         NULL                            }
1325 };
1326
1327 static struct ValueTextInfo options_deadliness[] =
1328 {
1329   { EP_DONT_RUN_INTO,           "running into"                  },
1330   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1331   { EP_DONT_TOUCH,              "touching"                      },
1332
1333   { -1,                         NULL                            }
1334 };
1335
1336 static struct ValueTextInfo options_explosion_type[] =
1337 {
1338   { EXPLODES_3X3,               "3x3"                           },
1339   { EXPLODES_CROSS,             "3+3"                           },
1340   { EXPLODES_1X1,               "1x1"                           },
1341 #if 0
1342   { EP_INDESTRUCTIBLE,          "indestructible"                },
1343 #endif
1344
1345   { -1,                         NULL                            }
1346 };
1347
1348 static struct ValueTextInfo options_time_units[] =
1349 {
1350   { 1,                          "frames"                        },
1351   { FRAMES_PER_SECOND,          "seconds"                       },
1352
1353   { -1,                         NULL                            }
1354 };
1355
1356 static struct ValueTextInfo options_change_direct_action[] =
1357 {
1358   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1359   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1360   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1361   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1362   { CE_LEFT_BY_PLAYER,          "left by player"                },
1363   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1364   { CE_SWITCHED,                "switched"                      },
1365 #if 1
1366   { CE_HITTING_SOMETHING,       "hitting something"             },
1367   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1368 #else
1369   { CE_HITTING_SOMETHING,       "collision"                     },
1370 #endif
1371
1372 #if 0
1373   { CE_BLOCKED,                 "blocked"                       },
1374 #endif
1375
1376   { CE_IMPACT,                  "impact (on something)"         },
1377   { CE_SMASHED,                 "smashed (from above)"          },
1378
1379   { -1,                         NULL                            }
1380 };
1381
1382 static struct ValueTextInfo options_change_other_action[] =
1383 {
1384   { CE_OTHER_GETS_TOUCHED,      "player touches"                },
1385   { CE_OTHER_GETS_PRESSED,      "player presses"                },
1386   { CE_OTHER_GETS_PUSHED,       "player pushes"                 },
1387   { CE_OTHER_GETS_ENTERED,      "player enters"                 },
1388   { CE_OTHER_GETS_LEFT,         "player leaves"                 },
1389   { CE_OTHER_GETS_DIGGED,       "player digs"                   },
1390   { CE_OTHER_GETS_COLLECTED,    "player collects"               },
1391   { CE_OTHER_GETS_DROPPED,      "player drops/throws"           },
1392   { CE_OTHER_IS_TOUCHING,       "touching"                      },
1393 #if 1
1394   { CE_OTHER_IS_HITTING,        "hitting"                       },
1395   { CE_OTHER_GETS_HIT,          "hit by"                        },
1396 #endif
1397   { CE_OTHER_IS_SWITCHING,      "switch of"                     },
1398   { CE_OTHER_IS_CHANGING,       "change by page of"             },
1399   { CE_OTHER_IS_EXPLODING,      "explosion of"                  },
1400
1401   { -1,                         NULL                            }
1402 };
1403
1404 static struct ValueTextInfo options_change_trigger_side[] =
1405 {
1406   { CH_SIDE_LEFT,               "left"                          },
1407   { CH_SIDE_RIGHT,              "right"                         },
1408   { CH_SIDE_TOP,                "top"                           },
1409   { CH_SIDE_BOTTOM,             "bottom"                        },
1410   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1411   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1412   { CH_SIDE_ANY,                "any"                           },
1413
1414   { -1,                         NULL                            }
1415 };
1416
1417 static struct ValueTextInfo options_change_trigger_player[] =
1418 {
1419   { CH_PLAYER_1,                "1"                             },
1420   { CH_PLAYER_2,                "2"                             },
1421   { CH_PLAYER_3,                "3"                             },
1422   { CH_PLAYER_4,                "4"                             },
1423   { CH_PLAYER_ANY,              "any"                           },
1424
1425   { -1,                         NULL                            }
1426 };
1427
1428 static struct ValueTextInfo options_change_trigger_page[] =
1429 {
1430   { (1 << 0),                   "1"                             },
1431   { (1 << 1),                   "2"                             },
1432   { (1 << 2),                   "3"                             },
1433   { (1 << 3),                   "4"                             },
1434   { (1 << 4),                   "5"                             },
1435   { (1 << 5),                   "6"                             },
1436   { (1 << 6),                   "7"                             },
1437   { (1 << 7),                   "8"                             },
1438   { (1 << 8),                   "9"                             },
1439   { (1 << 9),                   "10"                            },
1440   { (1 << 10),                  "11"                            },
1441   { (1 << 11),                  "12"                            },
1442   { (1 << 12),                  "13"                            },
1443   { (1 << 13),                  "14"                            },
1444   { (1 << 14),                  "15"                            },
1445   { (1 << 15),                  "16"                            },
1446   { (1 << 16),                  "17"                            },
1447   { (1 << 17),                  "18"                            },
1448   { (1 << 18),                  "19"                            },
1449   { (1 << 19),                  "20"                            },
1450   { (1 << 20),                  "21"                            },
1451   { (1 << 21),                  "22"                            },
1452   { (1 << 22),                  "23"                            },
1453   { (1 << 23),                  "24"                            },
1454   { (1 << 24),                  "25"                            },
1455   { (1 << 25),                  "26"                            },
1456   { (1 << 26),                  "27"                            },
1457   { (1 << 27),                  "28"                            },
1458   { (1 << 28),                  "29"                            },
1459   { (1 << 29),                  "30"                            },
1460   { (1 << 30),                  "31"                            },
1461   { (1 << 31),                  "32"                            },
1462   { CH_PAGE_ANY,                "any"                           },
1463
1464   { -1,                         NULL                            }
1465 };
1466
1467 static struct ValueTextInfo options_change_replace_when[] =
1468 {
1469   { CP_WHEN_EMPTY,              "empty"                         },
1470   { CP_WHEN_WALKABLE,           "walkable"                      },
1471   { CP_WHEN_DIGGABLE,           "diggable"                      },
1472   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1473   { CP_WHEN_REMOVABLE,          "removable"                     },
1474   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1475
1476   { -1,                         NULL                            }
1477 };
1478
1479 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1480 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1481 {
1482   { -1,                         NULL                            }
1483 };
1484
1485 static struct ValueTextInfo options_group_choice_mode[] =
1486 {
1487   { ANIM_RANDOM,                "random"                        },
1488   { ANIM_LOOP,                  "loop"                          },
1489   { ANIM_LINEAR,                "linear"                        },
1490   { ANIM_PINGPONG,              "pingpong"                      },
1491   { ANIM_PINGPONG2,             "pingpong 2"                    },
1492
1493   { -1,                         NULL                            }
1494 };
1495
1496 static struct
1497 {
1498   int x, y;
1499   int gadget_id;
1500   int gadget_id_align;
1501   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1502   struct ValueTextInfo *options;
1503   int *value;
1504   char *text_left, *text_right, *infotext;
1505 } selectbox_info[ED_NUM_SELECTBOX] =
1506 {
1507   /* ---------- level and editor settings ---------------------------------- */
1508
1509   {
1510     -1,                                 ED_COUNTER_YPOS(4),
1511     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1512     -1,
1513     options_time_or_steps,
1514     &level.use_step_counter,
1515     NULL, "(0 => no limit)",            "time or step limit"
1516   },
1517   {
1518     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(6) + 8,
1519     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1520     -1,
1521     options_game_engine_type,
1522     &level.game_engine_type,
1523     "game engine:", NULL,               "game engine"
1524   },
1525
1526   /* ---------- element settings: configure 1 (custom elements) ----------- */
1527
1528   {
1529     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
1530     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1531     -1,
1532     options_access_type,
1533     &custom_element.access_type,
1534     NULL, NULL,                         "type of access to this field"
1535   },
1536   {
1537     -1,                                 ED_SETTINGS_YPOS(3),
1538     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1539     -1,
1540     options_access_layer,
1541     &custom_element.access_layer,
1542     NULL, NULL,                         "layer of access for this field"
1543   },
1544   {
1545     -1,                                 ED_SETTINGS_YPOS(3),
1546     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1547     -1,
1548     options_access_protected,
1549     &custom_element.access_protected,
1550     NULL, NULL,                         "protected access for this field"
1551   },
1552   {
1553     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1554     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1555     -1,
1556     options_access_direction,
1557     &custom_element.access_direction,
1558     "from", NULL,                       "access direction for this field"
1559   },
1560   {
1561     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1562     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1563     -1,
1564     options_walk_to_action,
1565     &custom_element.walk_to_action,
1566     NULL, NULL,                         "diggable/collectible/pushable"
1567   },
1568
1569   /* ---------- element settings: configure 2 (custom elements) ----------- */
1570
1571   {
1572     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(1),
1573     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1574     -1,
1575     options_move_pattern,
1576     &custom_element.move_pattern,
1577     "can move", NULL,                   "element move pattern"
1578   },
1579   {
1580     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
1581     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1582     -1,
1583     options_move_direction,
1584     &custom_element.move_direction_initial,
1585     "starts moving", NULL,              "initial element move direction"
1586   },
1587   {
1588     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1589     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1590     -1,
1591     options_move_stepsize,
1592     &custom_element.move_stepsize,
1593     "move/fall speed", NULL,            "speed of element movement"
1594   },
1595   {
1596     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
1597     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1598     -1,
1599     options_move_leave_type,
1600     &custom_element.move_leave_type,
1601     "can dig:    can", ":",             "leave behind or change element"
1602   },
1603   {
1604     -1,                                 ED_SETTINGS_YPOS(7),
1605     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1606     -1,
1607     options_smash_targets,
1608     &custom_element.smash_targets,
1609     "can smash", NULL,                  "elements that can be smashed"
1610   },
1611   {
1612     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
1613     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1614     -1,
1615     options_slippery_type,
1616     &custom_element.slippery_type,
1617     "slippery", NULL,                   "where other elements fall down"
1618   },
1619   {
1620     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
1621     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1622     -1,
1623     options_deadliness,
1624     &custom_element.deadliness,
1625     "deadly when", NULL,                "deadliness of element"
1626   },
1627   {
1628     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(10),
1629     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1630     -1,
1631     options_explosion_type,
1632     &custom_element.explosion_type,
1633     "can explode", NULL,                "explosion type"
1634   },
1635
1636   /* ---------- element settings: advanced (custom elements) --------------- */
1637
1638   {
1639     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(3),
1640     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1641     -1,
1642     options_time_units,
1643     &custom_element_change.delay_frames,
1644     "delay time given in", NULL,        "delay time units for change"
1645   },
1646   {
1647     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(4),
1648     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1649     -1,
1650     options_change_direct_action,
1651     &custom_element_change.direct_action,
1652     NULL, NULL,                         "type of direct action"
1653   },
1654   {
1655     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(5),
1656     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1657     -1,
1658     options_change_other_action,
1659     &custom_element_change.other_action,
1660     NULL, "element:",                   "type of other element action"
1661   },
1662   {
1663     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(6),
1664     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1665     -1,
1666     options_change_trigger_side,
1667     &custom_element_change.trigger_side,
1668     "at", "side",                       "element side that causes change"
1669   },
1670   {
1671     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(7),
1672     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1673     -1,
1674     options_change_trigger_player,
1675     &custom_element_change.trigger_player,
1676     "player:", " ",                     "player that causes change"
1677   },
1678   {
1679     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(7),
1680     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1681     -1,
1682     options_change_trigger_page,
1683     &custom_element_change.trigger_page,
1684     "page:", NULL,                      "change page that causes change"
1685   },
1686   {
1687     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(10),
1688     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
1689     -1,
1690     options_change_replace_when,
1691     &custom_element_change.replace_when,
1692     "replace when", NULL,               "which elements can be replaced"
1693   },
1694   {
1695     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(14),
1696     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1697     3,
1698     options_change_page,
1699     &custom_element.current_change_page,
1700     NULL, NULL,                         "element change page"
1701   },
1702
1703   /* ---------- element settings: configure (group elements) --------------- */
1704
1705   {
1706     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(6),
1707     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1708     -1,
1709     options_group_choice_mode,
1710     &group_element_info.choice_mode,
1711     "choice type:", NULL,               "type of group element choice"
1712   },
1713 };
1714
1715 static struct
1716 {
1717   int x, y;
1718   int gadget_id;
1719   int gadget_id_align;
1720   int size;
1721   char *text;
1722   char *text_left, *text_right, *infotext;
1723 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1724 {
1725 #if 1
1726   {
1727     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1728     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1729     8,                                  "Info",
1730     NULL, NULL,                         "Show information about element"
1731   },
1732   {
1733     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1734     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1735     8,                                  "Config",
1736     NULL, NULL,                         "Configure element properties"
1737   },
1738   {
1739     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1740     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1741     8,                                  "Config 1",
1742     NULL, NULL,                         "Configure custom element properties"
1743   },
1744   {
1745     ED_SETTINGS_XPOS(0) + 248,          ED_COUNTER_YPOS(1),
1746     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1747     8,                                  "Config 2",
1748     NULL, NULL,                         "Configure custom element properties"
1749   },
1750   {
1751     ED_SETTINGS_XPOS(0) + 372,          ED_COUNTER_YPOS(1),
1752     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1753     8,                                  "Change",
1754     NULL, NULL,                         "Custom element change configuration"
1755   },
1756 #else
1757   {
1758     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1759     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1760     11,                                 "Information",
1761     NULL, NULL,                         "Show information about element"
1762   },
1763   {
1764     ED_SETTINGS_XPOS(0) + 166,          ED_COUNTER_YPOS(1),
1765     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1766     11,                                 "Configure",
1767     NULL, NULL,                         "Configure element properties"
1768   },
1769   {
1770     ED_SETTINGS_XPOS(0) + 332,          ED_COUNTER_YPOS(1),
1771     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1772     11,                                 "Advanced",
1773     NULL, NULL,                         "Advanced element configuration"
1774   },
1775 #endif
1776   {
1777     -1,                                 ED_SETTINGS_YPOS(2),
1778     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1779     -1,                                 "Save",
1780     " ", "As Template",                 "Save current settings as new template"
1781   },
1782   {
1783     -1,                                 ED_SETTINGS_YPOS(14),
1784     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
1785     -1,                                 "New",
1786     NULL, NULL,                         "Add new change page"
1787   },
1788   {
1789     -1,                                 ED_SETTINGS_YPOS(14),
1790     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1791     -1,                                 "Delete",
1792     NULL, NULL,                         "Delete current change page"
1793   },
1794 };
1795
1796 static struct
1797 {
1798   int gd_x, gd_y;
1799   int x, y;
1800   int width, height;
1801   int gadget_id;
1802   int gadget_id_align;
1803   char *text_left, *text_right, *infotext;
1804 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1805 {
1806   {
1807     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1808     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(14),
1809     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1810     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1811     NULL, NULL,                         "select previous change page"
1812   },
1813   {
1814     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1815     -1,                                 ED_SETTINGS_YPOS(14),
1816     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1817     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1818     NULL, "change page",                "select next change page"
1819   },
1820   {
1821     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
1822     -1,                                 ED_SETTINGS_YPOS(14),
1823     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1824     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
1825     " ", NULL,                          "copy settings from this change page"
1826   },
1827   {
1828     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
1829     -1,                                 ED_SETTINGS_YPOS(14),
1830     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1831     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
1832     NULL, NULL,                         "paste settings to this change page"
1833   },
1834 };
1835
1836 static struct
1837 {
1838   int gd_x, gd_y;
1839   int x, y;
1840   int gadget_id;
1841   char *infotext;
1842 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1843 {
1844   {
1845     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1846     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1847     GADGET_ID_SCROLL_UP,
1848     "scroll level editing area up"
1849   },
1850   {
1851     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1852     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1853     GADGET_ID_SCROLL_DOWN,
1854     "scroll level editing area down"
1855   },
1856   {
1857     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1858     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1859     GADGET_ID_SCROLL_LEFT,
1860     "scroll level editing area left"
1861   },
1862   {
1863     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1864     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1865     GADGET_ID_SCROLL_RIGHT,
1866     "scroll level editing area right"
1867   },
1868   {
1869     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1870     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1871     GADGET_ID_SCROLL_LIST_UP,
1872     "scroll element list up ('Page Up')"
1873   },
1874   {
1875     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
1876     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
1877     GADGET_ID_SCROLL_LIST_DOWN,
1878     "scroll element list down ('Page Down')"
1879   },
1880 };
1881
1882 static struct
1883 {
1884   int gd_x, gd_y;
1885   int x, y;
1886   int width, height;
1887   int type;
1888   int gadget_id;
1889   char *infotext;
1890 } scrollbar_info[ED_NUM_SCROLLBARS] =
1891 {
1892   {
1893     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1894     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
1895     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
1896     GD_TYPE_SCROLLBAR_HORIZONTAL,
1897     GADGET_ID_SCROLL_HORIZONTAL,
1898     "scroll level editing area horizontally"
1899   },
1900   {
1901     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1902     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
1903     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
1904     GD_TYPE_SCROLLBAR_VERTICAL,
1905     GADGET_ID_SCROLL_VERTICAL,
1906     "scroll level editing area vertically"
1907   },
1908   {
1909     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
1910     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
1911     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
1912     GD_TYPE_SCROLLBAR_VERTICAL,
1913     GADGET_ID_SCROLL_LIST_VERTICAL,
1914     "scroll element list vertically"
1915   }
1916 };
1917
1918 static struct
1919 {
1920   int x, y;
1921   int gadget_id;
1922   int gadget_id_align;
1923   int radio_button_nr;
1924   int *value;
1925   int checked_value;
1926   char *text_left, *text_right, *infotext;
1927 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
1928 {
1929   {
1930     -1,                                 ED_COUNTER2_YPOS(8),
1931     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
1932     RADIO_NR_RANDOM_ELEMENTS,
1933     &random_placement_method,           RANDOM_USE_PERCENTAGE,
1934     " ", "percentage",                  "use percentage for random elements"
1935   },
1936   {
1937     -1,                                 ED_COUNTER2_YPOS(8),
1938     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
1939     RADIO_NR_RANDOM_ELEMENTS,
1940     &random_placement_method,           RANDOM_USE_QUANTITY,
1941     " ", "quantity",                    "use quantity for random elements"
1942   }
1943 };
1944
1945 static struct
1946 {
1947   int x, y;
1948   int gadget_id;
1949   int gadget_id_align;
1950   boolean *value;
1951   char *text_left, *text_right, *infotext;
1952 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
1953 {
1954   /* ---------- level and editor settings ---------------------------------- */
1955
1956   {
1957     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(6) - MINI_TILEY,
1958     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
1959     &level.double_speed,
1960     NULL, "double speed movement",      "set movement speed of player"
1961   },
1962   {
1963     -1,                                 ED_COUNTER_YPOS(6) - MINI_TILEY,
1964     GADGET_ID_GRAVITY,                  GADGET_ID_DOUBLE_SPEED,
1965     &level.initial_gravity,
1966     " ", "gravity",                     "set level gravity"
1967   },
1968   {
1969     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(9) - MINI_TILEY,
1970     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
1971     &random_placement_background_restricted,
1972     NULL,
1973     "restrict random placement to:",    "set random placement restriction"
1974   },
1975
1976   /* ---------- element settings: configure (various elements) ------------- */
1977
1978   {
1979     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1980     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
1981     &stick_element_properties_window,
1982     NULL,
1983     "stick this screen to edit content","stick this screen to edit content"
1984   },
1985   {
1986     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1987     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
1988     &level.em_slippery_gems,
1989     NULL,
1990     "slip down from certain flat walls","use EM style slipping behaviour"
1991   },
1992   {
1993     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1994     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
1995     &level.use_spring_bug,
1996     NULL,
1997     "use spring pushing bug",           "use odd spring pushing behaviour"
1998   },
1999   {
2000     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
2001     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2002     &level.grow_into_diggable,
2003     NULL,
2004     "can grow into anything diggable",  "grow into more than just sand"
2005   },
2006   {
2007     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2008     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2009     &level.block_last_field,
2010     NULL,
2011     "block last field when moving",     "player blocks last field when moving"
2012   },
2013   {
2014     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2015     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2016     &level.sp_block_last_field,
2017     NULL,
2018     "block last field when moving",     "player blocks last field when moving"
2019   },
2020   {
2021     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
2022     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2023     &level.instant_relocation,
2024     NULL,
2025     "no scrolling when relocating",     "player gets relocated without delay"
2026   },
2027   {
2028     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
2029     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2030     &level.can_pass_to_walkable,
2031     NULL,
2032     "can pass to walkable element",     "player can pass to empty or walkable"
2033   },
2034   {
2035     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
2036     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2037     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2038     NULL,
2039     "can fall into acid (with gravity)","player can fall into acid pool"
2040   },
2041   {
2042     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
2043     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2044     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2045     NULL,
2046     "can move into acid",               "element can move into acid pool"
2047   },
2048   {
2049     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2050     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2051     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2052     NULL,
2053     "deadly when colliding with",       "element is deadly when hitting player"
2054   },
2055
2056   /* ---------- element settings: configure 1 (custom elements) ----------- */
2057
2058   {
2059     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2060     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2061     &custom_element.use_gfx_element,
2062
2063     /* !!! add separate "use existing element sound" !!! */
2064 #if 0
2065     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2066 #else
2067     NULL, "use graphic of element:",    "use existing element graphic"
2068 #endif
2069   },
2070   {
2071     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
2072     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2073     &level.use_custom_template,
2074     NULL, "use template",               "use template for custom properties"
2075   },
2076   {
2077     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
2078     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2079     &custom_element_properties[EP_ACCESSIBLE],
2080     NULL, NULL,                         "player can walk to or pass this field"
2081   },
2082   {
2083     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(10),
2084     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2085     &custom_element_properties[EP_GRAVITY_REACHABLE],
2086     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2087   },
2088   {
2089     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
2090     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2091     &custom_element_properties[EP_WALK_TO_OBJECT],
2092     NULL, NULL,                         "player can dig/collect/push element"
2093   },
2094   {
2095     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(9),
2096     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2097     &custom_element_properties[EP_INDESTRUCTIBLE],
2098     NULL, "indestructible",             "element is indestructible"
2099   },
2100
2101   /* ---------- element settings: configure 2 (custom elements) ----------- */
2102
2103   {
2104     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2105     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2106     &custom_element_properties[EP_CAN_MOVE],
2107     NULL, NULL,                         "element can move with some pattern"
2108   },
2109   {
2110     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(7),
2111     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2112     &custom_element_properties[EP_CAN_FALL],
2113     NULL, "can fall",                   "element can fall down"
2114   },
2115   {
2116     -1,                                 ED_SETTINGS_YPOS(7),
2117     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2118     &custom_element_properties[EP_CAN_SMASH],
2119     " ", NULL,                          "element can smash other elements"
2120   },
2121   {
2122     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(8),
2123     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2124     &custom_element_properties[EP_SLIPPERY],
2125     NULL, NULL,                         "other elements can fall down from it"
2126   },
2127   {
2128     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(9),
2129     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2130     &custom_element_properties[EP_DEADLY],
2131     NULL, NULL,                         "element can kill the player"
2132   },
2133   {
2134     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(10),
2135     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2136     &custom_element_properties[EP_CAN_EXPLODE],
2137     NULL, NULL,                         "element can explode"
2138   },
2139   {
2140     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(11),
2141     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2142     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2143     NULL, "by fire",                    "element can explode by fire/explosion"
2144   },
2145   {
2146     -1,                                 ED_SETTINGS_YPOS(11),
2147     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2148     &custom_element_properties[EP_EXPLODES_SMASHED],
2149     " ", "smashed",                     "element can explode when smashed"
2150   },
2151   {
2152     -1,                                 ED_SETTINGS_YPOS(11),
2153     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2154     &custom_element_properties[EP_EXPLODES_IMPACT],
2155     " ", "impact",                      "element can explode on impact"
2156   },
2157
2158   /* ---------- element settings: advanced (custom elements) --------------- */
2159
2160   {
2161     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2162     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2163     &custom_element_change.can_change,
2164     NULL, "element changes to:",        "element can change to other element"
2165   },
2166   {
2167     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
2168     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2169     &custom_element_change_events[CE_DELAY],
2170     NULL, NULL,                         "element changes after delay"
2171   },
2172   {
2173     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
2174     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2175     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2176     NULL, NULL,                         "element changes by direct action"
2177   },
2178   {
2179     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
2180     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2181     &custom_element_change_events[CE_BY_OTHER_ACTION],
2182     NULL, NULL,                         "element changes by other element"
2183   },
2184   {
2185     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
2186     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2187     &custom_element_change.explode,
2188     NULL, "explode instead of change",  "element explodes instead of change"
2189   },
2190   {
2191     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
2192     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2193     &custom_element_change.use_target_content,
2194     NULL, "use extended change target:","element changes to more elements"
2195   },
2196   {
2197     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(11),
2198     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2199     &custom_element_change.only_if_complete,
2200     NULL, "replace all or nothing",     "only replace when all can be changed"
2201   },
2202   {
2203     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(12),
2204     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2205     &custom_element_change.use_random_replace,
2206     NULL, NULL,                         "use percentage for random replace"
2207   },
2208 };
2209
2210 static struct
2211 {
2212   int x, y;
2213   int area_xsize, area_ysize;
2214   int gadget_id;
2215   int gadget_id_align;
2216   char *text_left, *text_right, *text_below;
2217 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2218 {
2219   /* ---------- level playfield content ------------------------------------ */
2220
2221   {
2222     0, 0,
2223     MAX_ED_FIELDX, MAX_ED_FIELDY,
2224     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2225     NULL, NULL,                         NULL
2226   },
2227
2228   /* ---------- yam yam content -------------------------------------------- */
2229
2230   {
2231     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2232     3, 3,
2233     GADGET_ID_ELEMENT_CONTENT_0,        GADGET_ID_NONE,
2234     NULL, NULL,                         "1"
2235   },
2236   {
2237     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2238     3, 3,
2239     GADGET_ID_ELEMENT_CONTENT_1,        GADGET_ID_NONE,
2240     NULL, NULL,                         "2"
2241   },
2242   {
2243     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2244     3, 3,
2245     GADGET_ID_ELEMENT_CONTENT_2,        GADGET_ID_NONE,
2246     NULL, NULL,                         "3"
2247   },
2248   {
2249     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2250     3, 3,
2251     GADGET_ID_ELEMENT_CONTENT_3,        GADGET_ID_NONE,
2252     NULL, NULL,                         "4"
2253   },
2254   {
2255     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2256     3, 3,
2257     GADGET_ID_ELEMENT_CONTENT_4,        GADGET_ID_NONE,
2258     NULL, NULL,                         "5"
2259   },
2260   {
2261     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2262     3, 3,
2263     GADGET_ID_ELEMENT_CONTENT_5,        GADGET_ID_NONE,
2264     NULL, NULL,                         "6"
2265   },
2266   {
2267     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2268     3, 3,
2269     GADGET_ID_ELEMENT_CONTENT_6,        GADGET_ID_NONE,
2270     NULL, NULL,                         "7"
2271   },
2272   {
2273     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2274     3, 3,
2275     GADGET_ID_ELEMENT_CONTENT_7,        GADGET_ID_NONE,
2276     NULL, NULL,                         "8"
2277   },
2278
2279   /* ---------- amoeba content --------------------------------------------- */
2280
2281   {
2282     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2283     1, 1,
2284     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2285     "content:", NULL,                   NULL
2286   },
2287
2288   /* ---------- element settings: configure 1 (custom elements) ----------- */
2289
2290   /* ---------- custom graphic --------------------------------------------- */
2291
2292   {
2293     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2294     1, 1,
2295     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2296     NULL, NULL,                         NULL
2297   },
2298
2299   /* ---------- element settings: configure 2 (custom elements) ----------- */
2300
2301   /* ---------- custom content (when exploding) ---------------------------- */
2302
2303   {
2304     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2305     3, 3,
2306     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2307     "content:", NULL,                   NULL
2308   },
2309
2310   /* ---------- custom enter and leave element (when moving) --------------- */
2311
2312   {
2313     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2314     1, 1,
2315     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2316     "can dig:", " ",                    NULL
2317   },
2318   {
2319     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2320     1, 1,
2321     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2322     NULL, NULL,                         NULL
2323   },
2324
2325   /* ---------- element settings: advanced (custom elements) --------------- */
2326
2327   /* ---------- custom change target --------------------------------------- */
2328
2329   {
2330     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2331     1, 1,
2332     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2333     NULL, "after/when:",                NULL
2334   },
2335
2336   /* ---------- custom change content (extended change target) ------------- */
2337
2338   {
2339     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2340     3, 3,
2341     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2342     NULL, NULL,                         NULL
2343   },
2344
2345   /* ---------- custom change trigger (element causing change) ------------- */
2346
2347   {
2348     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2349     1, 1,
2350     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2351     NULL, NULL,                         NULL
2352   },
2353
2354   /* ---------- group element content -------------------------------------- */
2355
2356   {
2357     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2358     MAX_ELEMENTS_IN_GROUP, 1,
2359     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2360     "content:", NULL,                   NULL
2361   },
2362
2363   /* ---------- random background (for random painting) -------------------- */
2364
2365   {
2366     -1,                                 ED_SETTINGS_YPOS(14),
2367     1, 1,
2368     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2369     NULL, NULL,                         NULL
2370   },
2371 };
2372
2373
2374 /*
2375   -----------------------------------------------------------------------------
2376   some internally used variables
2377   -----------------------------------------------------------------------------
2378 */
2379
2380 /* actual size of level editor drawing area */
2381 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2382
2383 /* actual position of level editor drawing area in level playfield */
2384 static int level_xpos = -1, level_ypos = -1;
2385
2386 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2387
2388 /* drawing elements on the three mouse buttons */
2389 static int new_element1 = EL_WALL;
2390 static int new_element2 = EL_EMPTY;
2391 static int new_element3 = EL_SAND;
2392
2393 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2394                                 (button) == 2 ? new_element2 : \
2395                                 (button) == 3 ? new_element3 : EL_EMPTY)
2396 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2397
2398 /* forward declaration for internal use */
2399 static void ModifyEditorCounter(int, int);
2400 static void ModifyEditorCounterLimits(int, int, int);
2401 static void ModifyEditorSelectbox(int, int);
2402 static void ModifyEditorDrawingArea(int, int, int);
2403 static void ModifyEditorElementList();
2404 static void RedrawDrawingElements();
2405 static void DrawDrawingWindow();
2406 static void DrawLevelInfoWindow();
2407 static void DrawPropertiesWindow();
2408 static void UpdateCustomElementGraphicGadgets();
2409 static boolean checkPropertiesConfig(int);
2410 static void CopyLevelToUndoBuffer(int);
2411 static void HandleDrawingAreas(struct GadgetInfo *);
2412 static void HandleCounterButtons(struct GadgetInfo *);
2413 static void HandleTextInputGadgets(struct GadgetInfo *);
2414 static void HandleTextAreaGadgets(struct GadgetInfo *);
2415 static void HandleSelectboxGadgets(struct GadgetInfo *);
2416 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2417 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2418 static void HandleRadiobuttons(struct GadgetInfo *);
2419 static void HandleCheckbuttons(struct GadgetInfo *);
2420 static void HandleControlButtons(struct GadgetInfo *);
2421 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2422
2423 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2424 static int right_gadget_border[NUM_EDITOR_GADGETS];
2425
2426 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2427 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2428 static boolean draw_with_brush = FALSE;
2429 static int properties_element = 0;
2430
2431 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2432 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2433 static int undo_buffer_position = 0;
2434 static int undo_buffer_steps = 0;
2435
2436 static int edit_mode;
2437 static int edit_mode_properties;
2438
2439 static int element_shift = 0;
2440
2441 static int editor_hl_boulderdash[] =
2442 {
2443   EL_CHAR('B'),
2444   EL_CHAR('O'),
2445   EL_CHAR('U'),
2446   EL_CHAR('L'),
2447
2448   EL_CHAR('-'),
2449   EL_CHAR('D'),
2450   EL_CHAR('E'),
2451   EL_CHAR('R'),
2452
2453   EL_CHAR('D'),
2454   EL_CHAR('A'),
2455   EL_CHAR('S'),
2456   EL_CHAR('H'),
2457 };
2458
2459 static int editor_el_boulderdash[] =
2460 {
2461   EL_PLAYER_1,
2462   EL_EMPTY,
2463   EL_SAND,
2464   EL_STEELWALL,
2465
2466   EL_BD_WALL,
2467   EL_BD_MAGIC_WALL,
2468   EL_EXIT_CLOSED,
2469   EL_EXIT_OPEN,
2470
2471   EL_BD_DIAMOND,
2472   EL_BD_BUTTERFLY_UP,
2473   EL_BD_FIREFLY_UP,
2474   EL_BD_ROCK,
2475
2476   EL_BD_BUTTERFLY_LEFT,
2477   EL_BD_FIREFLY_LEFT,
2478   EL_BD_BUTTERFLY_RIGHT,
2479   EL_BD_FIREFLY_RIGHT,
2480
2481   EL_BD_AMOEBA,
2482   EL_BD_BUTTERFLY_DOWN,
2483   EL_BD_FIREFLY_DOWN,
2484   EL_EMPTY,
2485 };
2486 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2487 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2488 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2489 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2490
2491 static int editor_hl_emerald_mine[] =
2492 {
2493   EL_CHAR('E'),
2494   EL_CHAR('M'),
2495   EL_CHAR('E'),
2496   EL_CHAR('-'),
2497
2498   EL_CHAR('R'),
2499   EL_CHAR('A'),
2500   EL_CHAR('L'),
2501   EL_CHAR('D'),
2502
2503   EL_CHAR('M'),
2504   EL_CHAR('I'),
2505   EL_CHAR('N'),
2506   EL_CHAR('E'),
2507 };
2508
2509 static int editor_el_emerald_mine[] =
2510 {
2511   EL_PLAYER_1,
2512   EL_PLAYER_2,
2513   EL_PLAYER_3,
2514   EL_PLAYER_4,
2515
2516   EL_PLAYER_1,
2517   EL_EMPTY,
2518   EL_SAND,
2519   EL_ROCK,
2520
2521   EL_STEELWALL,
2522   EL_WALL,
2523   EL_WALL_SLIPPERY,
2524   EL_MAGIC_WALL,
2525
2526   EL_EMERALD,
2527   EL_DIAMOND,
2528   EL_NUT,
2529   EL_BOMB,
2530
2531   EL_WALL_EMERALD,
2532   EL_WALL_DIAMOND,
2533   EL_QUICKSAND_EMPTY,
2534   EL_QUICKSAND_FULL,
2535
2536   EL_DYNAMITE,
2537   EL_DYNAMITE_ACTIVE,
2538   EL_EXIT_CLOSED,
2539   EL_EXIT_OPEN,
2540
2541   EL_YAMYAM,
2542   EL_BUG_UP,
2543   EL_SPACESHIP_UP,
2544   EL_ROBOT,
2545
2546   EL_BUG_LEFT,
2547   EL_SPACESHIP_LEFT,
2548   EL_BUG_RIGHT,
2549   EL_SPACESHIP_RIGHT,
2550
2551   EL_ROBOT_WHEEL,
2552   EL_BUG_DOWN,
2553   EL_SPACESHIP_DOWN,
2554   EL_INVISIBLE_WALL,
2555
2556   EL_ACID_POOL_TOPLEFT,
2557   EL_ACID,
2558   EL_ACID_POOL_TOPRIGHT,
2559   EL_EMPTY,
2560
2561   EL_ACID_POOL_BOTTOMLEFT,
2562   EL_ACID_POOL_BOTTOM,
2563   EL_ACID_POOL_BOTTOMRIGHT,
2564   EL_EMPTY,
2565
2566   EL_AMOEBA_DROP,
2567   EL_AMOEBA_DEAD,
2568   EL_AMOEBA_WET,
2569   EL_AMOEBA_DRY,
2570
2571 #if 1
2572   EL_EM_KEY_1,
2573   EL_EM_KEY_2,
2574   EL_EM_KEY_3,
2575   EL_EM_KEY_4,
2576 #else
2577   EL_EM_KEY_1_FILE,
2578   EL_EM_KEY_2_FILE,
2579   EL_EM_KEY_3_FILE,
2580   EL_EM_KEY_4_FILE,
2581 #endif
2582
2583   EL_EM_GATE_1,
2584   EL_EM_GATE_2,
2585   EL_EM_GATE_3,
2586   EL_EM_GATE_4,
2587
2588   EL_EM_GATE_1_GRAY,
2589   EL_EM_GATE_2_GRAY,
2590   EL_EM_GATE_3_GRAY,
2591   EL_EM_GATE_4_GRAY,
2592 };
2593 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2594 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2595 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2596 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2597
2598 static int editor_hl_emerald_mine_club[] =
2599 {
2600   EL_CHAR('E'),
2601   EL_CHAR('M'),
2602   EL_CHAR('E'),
2603   EL_CHAR('-'),
2604
2605   EL_CHAR('R'),
2606   EL_CHAR('A'),
2607   EL_CHAR('L'),
2608   EL_CHAR('D'),
2609
2610   EL_CHAR('M'),
2611   EL_CHAR('I'),
2612   EL_CHAR('N'),
2613   EL_CHAR('E'),
2614
2615   EL_CHAR('C'),
2616   EL_CHAR('L'),
2617   EL_CHAR('U'),
2618   EL_CHAR('B'),
2619 };
2620
2621 static int editor_el_emerald_mine_club[] =
2622 {
2623   EL_EMC_KEY_5,
2624   EL_EMC_KEY_6,
2625   EL_EMC_KEY_7,
2626   EL_EMC_KEY_8,
2627
2628   EL_EMC_GATE_5,
2629   EL_EMC_GATE_6,
2630   EL_EMC_GATE_7,
2631   EL_EMC_GATE_8,
2632
2633   EL_EMC_GATE_5_GRAY,
2634   EL_EMC_GATE_6_GRAY,
2635   EL_EMC_GATE_7_GRAY,
2636   EL_EMC_GATE_8_GRAY,
2637
2638   EL_EMC_STEELWALL_1,
2639   EL_EMC_STEELWALL_2,
2640   EL_EMC_STEELWALL_3,
2641   EL_EMC_STEELWALL_4,
2642
2643   EL_EMC_WALL_13,
2644   EL_EMC_WALL_14,
2645   EL_EMC_WALL_15,
2646   EL_EMC_WALL_16,
2647
2648   EL_EMC_WALL_SLIPPERY_1,
2649   EL_EMC_WALL_SLIPPERY_2,
2650   EL_EMC_WALL_SLIPPERY_3,
2651   EL_EMC_WALL_SLIPPERY_4,
2652
2653   EL_EMC_WALL_1,
2654   EL_EMC_WALL_2,
2655   EL_EMC_WALL_3,
2656   EL_EMC_WALL_4,
2657
2658   EL_EMC_WALL_5,
2659   EL_EMC_WALL_6,
2660   EL_EMC_WALL_7,
2661   EL_EMC_WALL_8,
2662
2663   EL_EMC_WALL_9,
2664   EL_EMC_WALL_10,
2665   EL_EMC_WALL_11,
2666   EL_EMC_WALL_12,
2667
2668   EL_EMC_ANDROID,
2669   EL_BALLOON,
2670   EL_BALLOON_SWITCH_ANY,
2671   EL_BALLOON_SWITCH_NONE,
2672
2673   EL_BALLOON_SWITCH_LEFT,
2674   EL_BALLOON_SWITCH_RIGHT,
2675   EL_BALLOON_SWITCH_UP,
2676   EL_BALLOON_SWITCH_DOWN,
2677
2678   EL_EMC_GRASS,
2679   EL_EMC_PLANT,
2680   EL_EMC_LENSES,
2681   EL_EMC_MAGNIFIER,
2682
2683   EL_EMC_MAGIC_BALL,
2684   EL_EMC_MAGIC_BALL_SWITCH,
2685   EL_SPRING,
2686   EL_EMC_BUMPER,
2687
2688 #if 0
2689   EL_EMC_LEVEL_BORDER,
2690 #endif
2691 };
2692 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
2693 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
2694 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
2695 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
2696
2697 static int editor_hl_more[] =
2698 {
2699   EL_CHAR('M'),
2700   EL_CHAR('O'),
2701   EL_CHAR('R'),
2702   EL_CHAR('E'),
2703 };
2704
2705 static int editor_el_more[] =
2706 {
2707   EL_KEY_1,
2708   EL_KEY_2,
2709   EL_KEY_3,
2710   EL_KEY_4,
2711
2712   EL_GATE_1,
2713   EL_GATE_2,
2714   EL_GATE_3,
2715   EL_GATE_4,
2716
2717   EL_GATE_1_GRAY,
2718   EL_GATE_2_GRAY,
2719   EL_GATE_3_GRAY,
2720   EL_GATE_4_GRAY,
2721
2722   EL_ARROW_LEFT,
2723   EL_ARROW_RIGHT,
2724   EL_ARROW_UP,
2725   EL_ARROW_DOWN,
2726
2727   EL_AMOEBA_FULL,
2728   EL_EMERALD_YELLOW,
2729   EL_EMERALD_RED,
2730   EL_EMERALD_PURPLE,
2731
2732   EL_WALL_BD_DIAMOND,
2733   EL_WALL_EMERALD_YELLOW,
2734   EL_WALL_EMERALD_RED,
2735   EL_WALL_EMERALD_PURPLE,
2736
2737   EL_GAME_OF_LIFE,
2738   EL_PACMAN_UP,
2739   EL_TIME_ORB_FULL,
2740   EL_TIME_ORB_EMPTY,
2741
2742   EL_PACMAN_LEFT,
2743   EL_DARK_YAMYAM,
2744   EL_PACMAN_RIGHT,
2745   EL_EXPANDABLE_WALL,
2746
2747   EL_BIOMAZE,
2748   EL_PACMAN_DOWN,
2749   EL_LAMP,
2750   EL_LAMP_ACTIVE,
2751
2752   EL_DYNABOMB_INCREASE_NUMBER,
2753   EL_DYNABOMB_INCREASE_SIZE,
2754   EL_DYNABOMB_INCREASE_POWER,
2755   EL_STONEBLOCK,
2756
2757   EL_MOLE,
2758   EL_PENGUIN,
2759   EL_PIG,
2760   EL_DRAGON,
2761
2762   EL_BUG,
2763   EL_MOLE_UP,
2764   EL_BD_BUTTERFLY,
2765   EL_BD_FIREFLY,
2766
2767   EL_MOLE_LEFT,
2768   EL_EMPTY,
2769   EL_MOLE_RIGHT,
2770   EL_PACMAN,
2771
2772   EL_SPACESHIP,
2773   EL_MOLE_DOWN,
2774   EL_EMPTY,
2775   EL_EMPTY,
2776
2777   EL_SATELLITE,
2778   EL_EXPANDABLE_WALL_HORIZONTAL,
2779   EL_EXPANDABLE_WALL_VERTICAL,
2780   EL_EXPANDABLE_WALL_ANY,
2781
2782   EL_INVISIBLE_STEELWALL,
2783   EL_INVISIBLE_WALL,
2784   EL_SPEED_PILL,
2785   EL_BLACK_ORB,
2786 };
2787 static int *editor_hl_more_ptr = editor_hl_more;
2788 static int *editor_el_more_ptr = editor_el_more;
2789 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2790 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2791
2792 static int editor_hl_sokoban[] =
2793 {
2794   EL_CHAR('S'),
2795   EL_CHAR('O'),
2796   EL_CHAR('K'),
2797   EL_CHAR('O'),
2798
2799   EL_CHAR('-'),
2800   EL_CHAR('B'),
2801   EL_CHAR('A'),
2802   EL_CHAR('N'),
2803 };
2804
2805 static int editor_el_sokoban[] =
2806 {
2807   EL_SOKOBAN_OBJECT,
2808   EL_SOKOBAN_FIELD_EMPTY,
2809   EL_SOKOBAN_FIELD_FULL,
2810   EL_SOKOBAN_FIELD_PLAYER,
2811 };
2812 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
2813 static int *editor_el_sokoban_ptr = editor_el_sokoban;
2814 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
2815 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
2816
2817 static int editor_hl_supaplex[] =
2818 {
2819   EL_CHAR('S'),
2820   EL_CHAR('U'),
2821   EL_CHAR('P'),
2822   EL_CHAR('A'),
2823
2824   EL_CHAR('P'),
2825   EL_CHAR('L'),
2826   EL_CHAR('E'),
2827   EL_CHAR('X'),
2828 };
2829
2830 static int editor_el_supaplex[] =
2831 {
2832 #if 1
2833   EL_EMPTY,
2834 #else
2835   EL_SP_EMPTY,
2836 #endif
2837   EL_SP_ZONK,
2838   EL_SP_BASE,
2839   EL_SP_MURPHY,
2840
2841   EL_SP_INFOTRON,
2842   EL_SP_CHIP_SINGLE,
2843   EL_SP_HARDWARE_GRAY,
2844   EL_SP_EXIT_CLOSED,
2845
2846   EL_SP_DISK_ORANGE,
2847   EL_SP_PORT_RIGHT,
2848   EL_SP_PORT_DOWN,
2849   EL_SP_PORT_LEFT,
2850
2851   EL_SP_PORT_UP,
2852   EL_SP_GRAVITY_PORT_RIGHT,
2853   EL_SP_GRAVITY_PORT_DOWN,
2854   EL_SP_GRAVITY_PORT_LEFT,
2855
2856   EL_SP_GRAVITY_PORT_UP,
2857   EL_SP_SNIKSNAK,
2858   EL_SP_DISK_YELLOW,
2859   EL_SP_TERMINAL,
2860
2861   EL_SP_DISK_RED,
2862   EL_SP_PORT_VERTICAL,
2863   EL_SP_PORT_HORIZONTAL,
2864   EL_SP_PORT_ANY,
2865
2866   EL_SP_ELECTRON,
2867   EL_SP_BUGGY_BASE,
2868   EL_SP_CHIP_LEFT,
2869   EL_SP_CHIP_RIGHT,
2870
2871   EL_SP_HARDWARE_BASE_1,
2872   EL_SP_HARDWARE_GREEN,
2873   EL_SP_HARDWARE_BLUE,
2874   EL_SP_HARDWARE_RED,
2875
2876   EL_SP_HARDWARE_YELLOW,
2877   EL_SP_HARDWARE_BASE_2,
2878   EL_SP_HARDWARE_BASE_3,
2879   EL_SP_HARDWARE_BASE_4,
2880
2881   EL_SP_HARDWARE_BASE_5,
2882   EL_SP_HARDWARE_BASE_6,
2883   EL_SP_CHIP_TOP,
2884   EL_SP_CHIP_BOTTOM,
2885 };
2886 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
2887 static int *editor_el_supaplex_ptr = editor_el_supaplex;
2888 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
2889 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
2890
2891 static int editor_hl_diamond_caves[] =
2892 {
2893   EL_CHAR('D'),
2894   EL_CHAR('I'),
2895   EL_CHAR('A'),
2896   EL_CHAR('-'),
2897
2898   EL_CHAR('M'),
2899   EL_CHAR('O'),
2900   EL_CHAR('N'),
2901   EL_CHAR('D'),
2902
2903   EL_CHAR('C'),
2904   EL_CHAR('A'),
2905   EL_CHAR('V'),
2906   EL_CHAR('E'),
2907
2908   EL_CHAR('S'),
2909   EL_CHAR(' '),
2910   EL_CHAR('I'),
2911   EL_CHAR('I'),
2912 };
2913
2914 static int editor_el_diamond_caves[] =
2915 {
2916   EL_PEARL,
2917   EL_CRYSTAL,
2918   EL_WALL_PEARL,
2919   EL_WALL_CRYSTAL,
2920
2921   EL_CONVEYOR_BELT_1_LEFT,
2922   EL_CONVEYOR_BELT_1_MIDDLE,
2923   EL_CONVEYOR_BELT_1_RIGHT,
2924   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
2925
2926   EL_CONVEYOR_BELT_2_LEFT,
2927   EL_CONVEYOR_BELT_2_MIDDLE,
2928   EL_CONVEYOR_BELT_2_RIGHT,
2929   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
2930
2931   EL_CONVEYOR_BELT_3_LEFT,
2932   EL_CONVEYOR_BELT_3_MIDDLE,
2933   EL_CONVEYOR_BELT_3_RIGHT,
2934   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
2935
2936   EL_CONVEYOR_BELT_4_LEFT,
2937   EL_CONVEYOR_BELT_4_MIDDLE,
2938   EL_CONVEYOR_BELT_4_RIGHT,
2939   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
2940
2941   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
2942   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
2943   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
2944   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
2945
2946   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
2947   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
2948   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
2949   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
2950
2951   EL_SWITCHGATE_OPEN,
2952   EL_SWITCHGATE_CLOSED,
2953   EL_SWITCHGATE_SWITCH_UP,
2954   EL_EMPTY,
2955
2956   EL_ENVELOPE_1,
2957   EL_ENVELOPE_2,
2958   EL_ENVELOPE_3,
2959   EL_ENVELOPE_4,
2960
2961   EL_TIMEGATE_CLOSED,
2962   EL_TIMEGATE_OPEN,
2963   EL_TIMEGATE_SWITCH,
2964   EL_EMPTY,
2965
2966   EL_LANDMINE,
2967   EL_INVISIBLE_SAND,
2968   EL_STEELWALL_SLIPPERY,
2969   EL_EMPTY,
2970
2971   EL_SIGN_EXCLAMATION,
2972   EL_SIGN_STOP,
2973   EL_LIGHT_SWITCH,
2974   EL_LIGHT_SWITCH_ACTIVE,
2975
2976   EL_SHIELD_NORMAL,
2977   EL_SHIELD_DEADLY,
2978   EL_EXTRA_TIME,
2979   EL_EMPTY,
2980 };
2981 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
2982 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
2983 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
2984 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
2985
2986 static int editor_hl_dx_boulderdash[] =
2987 {
2988   EL_CHAR('D'),
2989   EL_CHAR('X'),
2990   EL_CHAR('-'),
2991   EL_CHAR(' '),
2992
2993   EL_CHAR('B'),
2994   EL_CHAR('O'),
2995   EL_CHAR('U'),
2996   EL_CHAR('L'),
2997
2998   EL_CHAR('-'),
2999   EL_CHAR('D'),
3000   EL_CHAR('E'),
3001   EL_CHAR('R'),
3002
3003   EL_CHAR('D'),
3004   EL_CHAR('A'),
3005   EL_CHAR('S'),
3006   EL_CHAR('H'),
3007 };
3008
3009 static int editor_el_dx_boulderdash[] =
3010 {
3011   EL_EMPTY,
3012   EL_TUBE_RIGHT_DOWN,
3013   EL_TUBE_HORIZONTAL_DOWN,
3014   EL_TUBE_LEFT_DOWN,
3015
3016   EL_TUBE_HORIZONTAL,
3017   EL_TUBE_VERTICAL_RIGHT,
3018   EL_TUBE_ANY,
3019   EL_TUBE_VERTICAL_LEFT,
3020
3021   EL_TUBE_VERTICAL,
3022   EL_TUBE_RIGHT_UP,
3023   EL_TUBE_HORIZONTAL_UP,
3024   EL_TUBE_LEFT_UP,
3025
3026   EL_TRAP,
3027   EL_DX_SUPABOMB,
3028   EL_EMPTY,
3029   EL_EMPTY
3030 };
3031 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3032 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3033 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3034 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3035
3036 static int editor_hl_chars[] =
3037 {
3038   EL_CHAR('T'),
3039   EL_CHAR('E'),
3040   EL_CHAR('X'),
3041   EL_CHAR('T'),
3042 };
3043
3044 static int editor_el_chars[] =
3045 {
3046   EL_CHAR(' '),
3047   EL_CHAR('!'),
3048   EL_CHAR('"'),
3049   EL_CHAR('#'),
3050
3051   EL_CHAR('$'),
3052   EL_CHAR('%'),
3053   EL_CHAR('&'),
3054   EL_CHAR('\''),
3055
3056   EL_CHAR('('),
3057   EL_CHAR(')'),
3058   EL_CHAR('*'),
3059   EL_CHAR('+'),
3060
3061   EL_CHAR(','),
3062   EL_CHAR('-'),
3063   EL_CHAR('.'),
3064   EL_CHAR('/'),
3065
3066   EL_CHAR('0'),
3067   EL_CHAR('1'),
3068   EL_CHAR('2'),
3069   EL_CHAR('3'),
3070
3071   EL_CHAR('4'),
3072   EL_CHAR('5'),
3073   EL_CHAR('6'),
3074   EL_CHAR('7'),
3075
3076   EL_CHAR('8'),
3077   EL_CHAR('9'),
3078   EL_CHAR(':'),
3079   EL_CHAR(';'),
3080
3081   EL_CHAR('<'),
3082   EL_CHAR('='),
3083   EL_CHAR('>'),
3084   EL_CHAR('?'),
3085
3086   EL_CHAR('@'),
3087   EL_CHAR('A'),
3088   EL_CHAR('B'),
3089   EL_CHAR('C'),
3090
3091   EL_CHAR('D'),
3092   EL_CHAR('E'),
3093   EL_CHAR('F'),
3094   EL_CHAR('G'),
3095
3096   EL_CHAR('H'),
3097   EL_CHAR('I'),
3098   EL_CHAR('J'),
3099   EL_CHAR('K'),
3100
3101   EL_CHAR('L'),
3102   EL_CHAR('M'),
3103   EL_CHAR('N'),
3104   EL_CHAR('O'),
3105
3106   EL_CHAR('P'),
3107   EL_CHAR('Q'),
3108   EL_CHAR('R'),
3109   EL_CHAR('S'),
3110
3111   EL_CHAR('T'),
3112   EL_CHAR('U'),
3113   EL_CHAR('V'),
3114   EL_CHAR('W'),
3115
3116   EL_CHAR('X'),
3117   EL_CHAR('Y'),
3118   EL_CHAR('Z'),
3119   EL_CHAR('['),
3120
3121   EL_CHAR('\\'),
3122   EL_CHAR(']'),
3123   EL_CHAR('^'),
3124   EL_CHAR('_'),
3125
3126   EL_CHAR('©'),
3127   EL_CHAR('Ä'),
3128   EL_CHAR('Ö'),
3129   EL_CHAR('Ü'),
3130
3131   EL_CHAR('°'),
3132   EL_CHAR('®'),
3133   EL_CHAR(FONT_ASCII_CURSOR),
3134   EL_CHAR(' ')
3135 };
3136 static int *editor_hl_chars_ptr = editor_hl_chars;
3137 static int *editor_el_chars_ptr = editor_el_chars;
3138 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3139 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3140
3141 static int editor_hl_custom[] =
3142 {
3143   EL_CHAR('C'),
3144   EL_CHAR('U'),
3145   EL_CHAR('S'),
3146   EL_CHAR('-'),
3147
3148   EL_CHAR('T'),
3149   EL_CHAR('O'),
3150   EL_CHAR('M'),
3151   EL_CHAR(' '),
3152
3153   EL_CHAR('E'),
3154   EL_CHAR('L'),
3155   EL_CHAR('E'),
3156   EL_CHAR('M'),
3157
3158   EL_CHAR('E'),
3159   EL_CHAR('N'),
3160   EL_CHAR('T'),
3161   EL_CHAR('S'),
3162 };
3163
3164 static int editor_el_custom[] =
3165 {
3166   EL_CUSTOM_START + 0,
3167   EL_CUSTOM_START + 1,
3168   EL_CUSTOM_START + 2,
3169   EL_CUSTOM_START + 3,
3170
3171   EL_CUSTOM_START + 4,
3172   EL_CUSTOM_START + 5,
3173   EL_CUSTOM_START + 6,
3174   EL_CUSTOM_START + 7,
3175
3176   EL_CUSTOM_START + 8,
3177   EL_CUSTOM_START + 9,
3178   EL_CUSTOM_START + 10,
3179   EL_CUSTOM_START + 11,
3180
3181   EL_CUSTOM_START + 12,
3182   EL_CUSTOM_START + 13,
3183   EL_CUSTOM_START + 14,
3184   EL_CUSTOM_START + 15,
3185
3186   EL_CUSTOM_START + 16,
3187   EL_CUSTOM_START + 17,
3188   EL_CUSTOM_START + 18,
3189   EL_CUSTOM_START + 19,
3190
3191   EL_CUSTOM_START + 20,
3192   EL_CUSTOM_START + 21,
3193   EL_CUSTOM_START + 22,
3194   EL_CUSTOM_START + 23,
3195
3196   EL_CUSTOM_START + 24,
3197   EL_CUSTOM_START + 25,
3198   EL_CUSTOM_START + 26,
3199   EL_CUSTOM_START + 27,
3200
3201   EL_CUSTOM_START + 28,
3202   EL_CUSTOM_START + 29,
3203   EL_CUSTOM_START + 30,
3204   EL_CUSTOM_START + 31,
3205
3206   EL_CUSTOM_START + 32,
3207   EL_CUSTOM_START + 33,
3208   EL_CUSTOM_START + 34,
3209   EL_CUSTOM_START + 35,
3210
3211   EL_CUSTOM_START + 36,
3212   EL_CUSTOM_START + 37,
3213   EL_CUSTOM_START + 38,
3214   EL_CUSTOM_START + 39,
3215
3216   EL_CUSTOM_START + 40,
3217   EL_CUSTOM_START + 41,
3218   EL_CUSTOM_START + 42,
3219   EL_CUSTOM_START + 43,
3220
3221   EL_CUSTOM_START + 44,
3222   EL_CUSTOM_START + 45,
3223   EL_CUSTOM_START + 46,
3224   EL_CUSTOM_START + 47,
3225
3226   EL_CUSTOM_START + 48,
3227   EL_CUSTOM_START + 49,
3228   EL_CUSTOM_START + 50,
3229   EL_CUSTOM_START + 51,
3230
3231   EL_CUSTOM_START + 52,
3232   EL_CUSTOM_START + 53,
3233   EL_CUSTOM_START + 54,
3234   EL_CUSTOM_START + 55,
3235
3236   EL_CUSTOM_START + 56,
3237   EL_CUSTOM_START + 57,
3238   EL_CUSTOM_START + 58,
3239   EL_CUSTOM_START + 59,
3240
3241   EL_CUSTOM_START + 60,
3242   EL_CUSTOM_START + 61,
3243   EL_CUSTOM_START + 62,
3244   EL_CUSTOM_START + 63,
3245
3246   EL_CUSTOM_START + 64,
3247   EL_CUSTOM_START + 65,
3248   EL_CUSTOM_START + 66,
3249   EL_CUSTOM_START + 67,
3250
3251   EL_CUSTOM_START + 68,
3252   EL_CUSTOM_START + 69,
3253   EL_CUSTOM_START + 70,
3254   EL_CUSTOM_START + 71,
3255
3256   EL_CUSTOM_START + 72,
3257   EL_CUSTOM_START + 73,
3258   EL_CUSTOM_START + 74,
3259   EL_CUSTOM_START + 75,
3260
3261   EL_CUSTOM_START + 76,
3262   EL_CUSTOM_START + 77,
3263   EL_CUSTOM_START + 78,
3264   EL_CUSTOM_START + 79,
3265
3266   EL_CUSTOM_START + 80,
3267   EL_CUSTOM_START + 81,
3268   EL_CUSTOM_START + 82,
3269   EL_CUSTOM_START + 83,
3270
3271   EL_CUSTOM_START + 84,
3272   EL_CUSTOM_START + 85,
3273   EL_CUSTOM_START + 86,
3274   EL_CUSTOM_START + 87,
3275
3276   EL_CUSTOM_START + 88,
3277   EL_CUSTOM_START + 89,
3278   EL_CUSTOM_START + 90,
3279   EL_CUSTOM_START + 91,
3280
3281   EL_CUSTOM_START + 92,
3282   EL_CUSTOM_START + 93,
3283   EL_CUSTOM_START + 94,
3284   EL_CUSTOM_START + 95,
3285
3286   EL_CUSTOM_START + 96,
3287   EL_CUSTOM_START + 97,
3288   EL_CUSTOM_START + 98,
3289   EL_CUSTOM_START + 99,
3290
3291   EL_CUSTOM_START + 100,
3292   EL_CUSTOM_START + 101,
3293   EL_CUSTOM_START + 102,
3294   EL_CUSTOM_START + 103,
3295
3296   EL_CUSTOM_START + 104,
3297   EL_CUSTOM_START + 105,
3298   EL_CUSTOM_START + 106,
3299   EL_CUSTOM_START + 107,
3300
3301   EL_CUSTOM_START + 108,
3302   EL_CUSTOM_START + 109,
3303   EL_CUSTOM_START + 110,
3304   EL_CUSTOM_START + 111,
3305
3306   EL_CUSTOM_START + 112,
3307   EL_CUSTOM_START + 113,
3308   EL_CUSTOM_START + 114,
3309   EL_CUSTOM_START + 115,
3310
3311   EL_CUSTOM_START + 116,
3312   EL_CUSTOM_START + 117,
3313   EL_CUSTOM_START + 118,
3314   EL_CUSTOM_START + 119,
3315
3316   EL_CUSTOM_START + 120,
3317   EL_CUSTOM_START + 121,
3318   EL_CUSTOM_START + 122,
3319   EL_CUSTOM_START + 123,
3320
3321   EL_CUSTOM_START + 124,
3322   EL_CUSTOM_START + 125,
3323   EL_CUSTOM_START + 126,
3324   EL_CUSTOM_START + 127
3325 };
3326 static int *editor_hl_custom_ptr = editor_hl_custom;
3327 static int *editor_el_custom_ptr = editor_el_custom;
3328 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3329 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3330
3331 static int editor_hl_custom_more[] =
3332 {
3333 };
3334
3335 static int editor_el_custom_more[] =
3336 {
3337   EL_CUSTOM_START + 128,
3338   EL_CUSTOM_START + 129,
3339   EL_CUSTOM_START + 130,
3340   EL_CUSTOM_START + 131,
3341
3342   EL_CUSTOM_START + 132,
3343   EL_CUSTOM_START + 133,
3344   EL_CUSTOM_START + 134,
3345   EL_CUSTOM_START + 135,
3346
3347   EL_CUSTOM_START + 136,
3348   EL_CUSTOM_START + 137,
3349   EL_CUSTOM_START + 138,
3350   EL_CUSTOM_START + 139,
3351
3352   EL_CUSTOM_START + 140,
3353   EL_CUSTOM_START + 141,
3354   EL_CUSTOM_START + 142,
3355   EL_CUSTOM_START + 143,
3356
3357   EL_CUSTOM_START + 144,
3358   EL_CUSTOM_START + 145,
3359   EL_CUSTOM_START + 146,
3360   EL_CUSTOM_START + 147,
3361
3362   EL_CUSTOM_START + 148,
3363   EL_CUSTOM_START + 149,
3364   EL_CUSTOM_START + 150,
3365   EL_CUSTOM_START + 151,
3366
3367   EL_CUSTOM_START + 152,
3368   EL_CUSTOM_START + 153,
3369   EL_CUSTOM_START + 154,
3370   EL_CUSTOM_START + 155,
3371
3372   EL_CUSTOM_START + 156,
3373   EL_CUSTOM_START + 157,
3374   EL_CUSTOM_START + 158,
3375   EL_CUSTOM_START + 159,
3376
3377   EL_CUSTOM_START + 160,
3378   EL_CUSTOM_START + 161,
3379   EL_CUSTOM_START + 162,
3380   EL_CUSTOM_START + 163,
3381
3382   EL_CUSTOM_START + 164,
3383   EL_CUSTOM_START + 165,
3384   EL_CUSTOM_START + 166,
3385   EL_CUSTOM_START + 167,
3386
3387   EL_CUSTOM_START + 168,
3388   EL_CUSTOM_START + 169,
3389   EL_CUSTOM_START + 170,
3390   EL_CUSTOM_START + 171,
3391
3392   EL_CUSTOM_START + 172,
3393   EL_CUSTOM_START + 173,
3394   EL_CUSTOM_START + 174,
3395   EL_CUSTOM_START + 175,
3396
3397   EL_CUSTOM_START + 176,
3398   EL_CUSTOM_START + 177,
3399   EL_CUSTOM_START + 178,
3400   EL_CUSTOM_START + 179,
3401
3402   EL_CUSTOM_START + 180,
3403   EL_CUSTOM_START + 181,
3404   EL_CUSTOM_START + 182,
3405   EL_CUSTOM_START + 183,
3406
3407   EL_CUSTOM_START + 184,
3408   EL_CUSTOM_START + 185,
3409   EL_CUSTOM_START + 186,
3410   EL_CUSTOM_START + 187,
3411
3412   EL_CUSTOM_START + 188,
3413   EL_CUSTOM_START + 189,
3414   EL_CUSTOM_START + 190,
3415   EL_CUSTOM_START + 191,
3416
3417   EL_CUSTOM_START + 192,
3418   EL_CUSTOM_START + 193,
3419   EL_CUSTOM_START + 194,
3420   EL_CUSTOM_START + 195,
3421
3422   EL_CUSTOM_START + 196,
3423   EL_CUSTOM_START + 197,
3424   EL_CUSTOM_START + 198,
3425   EL_CUSTOM_START + 199,
3426
3427   EL_CUSTOM_START + 200,
3428   EL_CUSTOM_START + 201,
3429   EL_CUSTOM_START + 202,
3430   EL_CUSTOM_START + 203,
3431
3432   EL_CUSTOM_START + 204,
3433   EL_CUSTOM_START + 205,
3434   EL_CUSTOM_START + 206,
3435   EL_CUSTOM_START + 207,
3436
3437   EL_CUSTOM_START + 208,
3438   EL_CUSTOM_START + 209,
3439   EL_CUSTOM_START + 210,
3440   EL_CUSTOM_START + 211,
3441
3442   EL_CUSTOM_START + 212,
3443   EL_CUSTOM_START + 213,
3444   EL_CUSTOM_START + 214,
3445   EL_CUSTOM_START + 215,
3446
3447   EL_CUSTOM_START + 216,
3448   EL_CUSTOM_START + 217,
3449   EL_CUSTOM_START + 218,
3450   EL_CUSTOM_START + 219,
3451
3452   EL_CUSTOM_START + 220,
3453   EL_CUSTOM_START + 221,
3454   EL_CUSTOM_START + 222,
3455   EL_CUSTOM_START + 223,
3456
3457   EL_CUSTOM_START + 224,
3458   EL_CUSTOM_START + 225,
3459   EL_CUSTOM_START + 226,
3460   EL_CUSTOM_START + 227,
3461
3462   EL_CUSTOM_START + 228,
3463   EL_CUSTOM_START + 229,
3464   EL_CUSTOM_START + 230,
3465   EL_CUSTOM_START + 231,
3466
3467   EL_CUSTOM_START + 232,
3468   EL_CUSTOM_START + 233,
3469   EL_CUSTOM_START + 234,
3470   EL_CUSTOM_START + 235,
3471
3472   EL_CUSTOM_START + 236,
3473   EL_CUSTOM_START + 237,
3474   EL_CUSTOM_START + 238,
3475   EL_CUSTOM_START + 239,
3476
3477   EL_CUSTOM_START + 240,
3478   EL_CUSTOM_START + 241,
3479   EL_CUSTOM_START + 242,
3480   EL_CUSTOM_START + 243,
3481
3482   EL_CUSTOM_START + 244,
3483   EL_CUSTOM_START + 245,
3484   EL_CUSTOM_START + 246,
3485   EL_CUSTOM_START + 247,
3486
3487   EL_CUSTOM_START + 248,
3488   EL_CUSTOM_START + 249,
3489   EL_CUSTOM_START + 250,
3490   EL_CUSTOM_START + 251,
3491
3492   EL_CUSTOM_START + 252,
3493   EL_CUSTOM_START + 253,
3494   EL_CUSTOM_START + 254,
3495   EL_CUSTOM_START + 255
3496 };
3497 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3498 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3499 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3500 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3501
3502 static int editor_hl_custom_special[] =
3503 {
3504 };
3505
3506 static int editor_el_custom_special[] =
3507 {
3508   EL_TRIGGER_ELEMENT,
3509   EL_TRIGGER_PLAYER,
3510   EL_EMPTY,
3511   EL_EMPTY
3512 };
3513 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3514 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3515 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3516 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3517
3518 static int editor_hl_group[] =
3519 {
3520   EL_CHAR('G'),
3521   EL_CHAR('R'),
3522   EL_CHAR('O'),
3523   EL_CHAR('U'),
3524
3525   EL_CHAR('P'),
3526   EL_CHAR(' '),
3527   EL_CHAR(' '),
3528   EL_CHAR(' '),
3529
3530   EL_CHAR('E'),
3531   EL_CHAR('L'),
3532   EL_CHAR('E'),
3533   EL_CHAR('M'),
3534
3535   EL_CHAR('E'),
3536   EL_CHAR('N'),
3537   EL_CHAR('T'),
3538   EL_CHAR('S'),
3539 };
3540
3541 static int editor_el_group[] =
3542 {
3543   EL_GROUP_START + 0,
3544   EL_GROUP_START + 1,
3545   EL_GROUP_START + 2,
3546   EL_GROUP_START + 3,
3547
3548   EL_GROUP_START + 4,
3549   EL_GROUP_START + 5,
3550   EL_GROUP_START + 6,
3551   EL_GROUP_START + 7,
3552
3553   EL_GROUP_START + 8,
3554   EL_GROUP_START + 9,
3555   EL_GROUP_START + 10,
3556   EL_GROUP_START + 11,
3557
3558   EL_GROUP_START + 12,
3559   EL_GROUP_START + 13,
3560   EL_GROUP_START + 14,
3561   EL_GROUP_START + 15
3562 };
3563 static int *editor_hl_group_ptr = editor_hl_group;
3564 static int *editor_el_group_ptr = editor_el_group;
3565 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3566 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3567
3568 static int editor_hl_group_more[] =
3569 {
3570 };
3571
3572 static int editor_el_group_more[] =
3573 {
3574   EL_GROUP_START + 16,
3575   EL_GROUP_START + 17,
3576   EL_GROUP_START + 18,
3577   EL_GROUP_START + 19,
3578
3579   EL_GROUP_START + 20,
3580   EL_GROUP_START + 21,
3581   EL_GROUP_START + 22,
3582   EL_GROUP_START + 23,
3583
3584   EL_GROUP_START + 24,
3585   EL_GROUP_START + 25,
3586   EL_GROUP_START + 26,
3587   EL_GROUP_START + 27,
3588
3589   EL_GROUP_START + 28,
3590   EL_GROUP_START + 29,
3591   EL_GROUP_START + 30,
3592   EL_GROUP_START + 31
3593 };
3594 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3595 static int *editor_el_group_more_ptr = editor_el_group_more;
3596 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3597 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3598
3599 static int editor_hl_user_defined[] =
3600 {
3601   EL_CHAR('U'),
3602   EL_CHAR('S'),
3603   EL_CHAR('E'),
3604   EL_CHAR('R'),
3605
3606   EL_CHAR('D'),
3607   EL_CHAR('E'),
3608   EL_CHAR('F'),
3609   EL_CHAR('I'),
3610
3611   EL_CHAR('-'),
3612   EL_CHAR('N'),
3613   EL_CHAR('E'),
3614   EL_CHAR('D'),
3615 };
3616
3617 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3618 static int *editor_el_user_defined_ptr = NULL;
3619 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3620 static int num_editor_el_user_defined = 0;
3621
3622 static int editor_hl_empty[] = { };
3623 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3624
3625 static int *editor_hl_empty_ptr = editor_hl_empty;
3626 static int *editor_el_empty_ptr = editor_el_empty;
3627 static int num_editor_hl_empty = 0;
3628 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3629
3630 static boolean use_el_empty = FALSE;
3631
3632 static int *editor_elements = NULL;     /* dynamically allocated */
3633 static int num_editor_elements = 0;     /* dynamically determined */
3634
3635 static struct
3636 {
3637   boolean *setup_value;
3638
3639   int **headline_list;
3640   int *headline_list_size;
3641
3642   int **element_list;
3643   int *element_list_size;
3644
3645   boolean last_setup_value;
3646 }
3647 editor_elements_info[] =
3648 {
3649   {
3650     &setup.editor.el_boulderdash,
3651     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3652     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3653   },
3654   {
3655     &setup.editor.el_emerald_mine,
3656     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3657     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3658   },
3659   {
3660     &setup.editor.el_emerald_mine_club,
3661     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
3662     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
3663   },
3664   {
3665     &setup.editor.el_more,
3666     &editor_hl_more_ptr,                &num_editor_hl_more,
3667     &editor_el_more_ptr,                &num_editor_el_more
3668   },
3669   {
3670     &setup.editor.el_sokoban,
3671     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3672     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3673   },
3674   {
3675     &setup.editor.el_supaplex,
3676     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3677     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3678   },
3679   {
3680     &setup.editor.el_diamond_caves,
3681     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3682     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3683   },
3684   {
3685     &setup.editor.el_dx_boulderdash,
3686     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3687     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3688   },
3689   {
3690     &setup.editor.el_chars,
3691     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3692     &editor_el_chars_ptr,               &num_editor_el_chars
3693   },
3694   {
3695     &setup.editor.el_custom,
3696     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3697     &editor_el_custom_ptr,              &num_editor_el_custom
3698   },
3699   {
3700     &setup.editor.el_custom_more,
3701     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3702     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3703   },
3704   {
3705     &setup.editor.el_custom,
3706     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
3707     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
3708   },
3709   {
3710     &setup.editor.el_custom,
3711     &editor_hl_group_ptr,               &num_editor_hl_group,
3712     &editor_el_group_ptr,               &num_editor_el_group
3713   },
3714   {
3715     &setup.editor.el_custom_more,
3716     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3717     &editor_el_group_more_ptr,          &num_editor_el_group_more
3718   },
3719   {
3720     &setup.editor.el_user_defined,
3721     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3722     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3723   },
3724   {
3725     &use_el_empty,
3726     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3727     &editor_el_empty_ptr,               &num_editor_el_empty,
3728   },
3729   {
3730     NULL,
3731     NULL,                               NULL,
3732     NULL,                               NULL
3733   }
3734 };
3735
3736 #if 0
3737
3738 static struct
3739 {
3740   short element;
3741   short element_mapped;
3742 }
3743 forum_sketch_element_mapping[] =
3744 {
3745   { EL_WALL_SLIPPERY,                   EL_WALL                 },
3746   { EL_EXPANDABLE_WALL,                 EL_WALL                 },
3747   { EL_EXPANDABLE_WALL_HORIZONTAL,      EL_WALL                 },
3748   { EL_EXPANDABLE_WALL_VERTICAL,        EL_WALL                 },
3749   { EL_EXPANDABLE_WALL_ANY,             EL_WALL                 },
3750   { EL_WALL_EMERALD,                    EL_WALL                 },
3751   { EL_WALL_DIAMOND,                    EL_WALL                 },
3752   { EL_WALL_BD_DIAMOND,                 EL_WALL                 },
3753   { EL_WALL_EMERALD_YELLOW,             EL_WALL                 },
3754   { EL_WALL_EMERALD_RED,                EL_WALL                 },
3755   { EL_WALL_EMERALD_PURPLE,             EL_WALL                 },
3756   { EL_ACID_POOL_TOPLEFT,               EL_WALL                 },
3757   { EL_ACID_POOL_TOPRIGHT,              EL_WALL                 },
3758   { EL_ACID_POOL_BOTTOMLEFT,            EL_WALL                 },
3759   { EL_ACID_POOL_BOTTOM,                EL_WALL                 },
3760   { EL_ACID_POOL_BOTTOMRIGHT,           EL_WALL                 },
3761   { EL_BD_WALL,                         EL_WALL                 },
3762
3763   { EL_BD_ROCK,                         EL_ROCK                 },
3764
3765   { EL_SP_ZONK,                         EL_ROCK                 },
3766   { EL_SP_BASE,                         EL_SAND                 },
3767   { EL_SP_MURPHY,                       EL_PLAYER_1             },
3768   { EL_SP_INFOTRON,                     EL_EMERALD              },
3769   { EL_SP_HARDWARE_GRAY,                EL_STEELWALL            },
3770   { EL_SP_EXIT_CLOSED,                  EL_EXIT_OPEN            },
3771   { EL_SP_DISK_ORANGE,                  EL_BOMB                 },
3772   { EL_SP_DISK_RED,                     EL_BOMB                 },
3773   { EL_SP_DISK_YELLOW,                  EL_BOMB                 },
3774   { EL_SP_PORT_RIGHT,                   EL_GATE_1_GRAY          },
3775   { EL_SP_PORT_DOWN,                    EL_GATE_1_GRAY          },
3776   { EL_SP_PORT_LEFT,                    EL_GATE_1_GRAY          },
3777   { EL_SP_PORT_UP,                      EL_GATE_1_GRAY          },
3778   { EL_SP_GRAVITY_PORT_RIGHT,           EL_GATE_1_GRAY          },
3779   { EL_SP_GRAVITY_PORT_DOWN,            EL_GATE_1_GRAY          },
3780   { EL_SP_GRAVITY_PORT_LEFT,            EL_GATE_1_GRAY          },
3781   { EL_SP_GRAVITY_PORT_UP,              EL_GATE_1_GRAY          },
3782   { EL_SP_PORT_VERTICAL,                EL_GATE_1_GRAY          },
3783   { EL_SP_PORT_HORIZONTAL,              EL_GATE_1_GRAY          },
3784   { EL_SP_PORT_ANY,                     EL_GATE_1_GRAY          },
3785   { EL_SP_SNIKSNAK,                     EL_BUG                  },
3786   { EL_SP_ELECTRON,                     EL_SPACESHIP            },
3787   { EL_SP_CHIP_SINGLE,                  EL_WALL                 },
3788   { EL_SP_CHIP_LEFT,                    EL_WALL                 },
3789   { EL_SP_CHIP_RIGHT,                   EL_WALL                 },
3790   { EL_SP_CHIP_TOP,                     EL_WALL                 },
3791   { EL_SP_CHIP_BOTTOM,                  EL_WALL                 },
3792   { EL_SP_HARDWARE_BASE_1,              EL_STEELWALL            },
3793   { EL_SP_HARDWARE_GREEN,               EL_STEELWALL            },
3794   { EL_SP_HARDWARE_BLUE,                EL_STEELWALL            },
3795   { EL_SP_HARDWARE_RED,                 EL_STEELWALL            },
3796   { EL_SP_HARDWARE_YELLOW,              EL_STEELWALL            },
3797   { EL_SP_HARDWARE_BASE_2,              EL_STEELWALL            },
3798   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3799   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3800   { EL_SP_HARDWARE_BASE_4,              EL_STEELWALL            },
3801   { EL_SP_HARDWARE_BASE_5,              EL_STEELWALL            },
3802   { EL_SP_HARDWARE_BASE_6,              EL_STEELWALL            },
3803
3804   { EL_STEELWALL_SLIPPERY,              EL_STEELWALL            },
3805
3806   { EL_EXIT_CLOSED,                     EL_EXIT_OPEN            },
3807
3808   { EL_DIAMOND,                         EL_EMERALD              },
3809   { EL_BD_DIAMOND,                      EL_EMERALD              },
3810   { EL_EMERALD_YELLOW,                  EL_EMERALD              },
3811   { EL_EMERALD_RED,                     EL_EMERALD              },
3812   { EL_EMERALD_PURPLE,                  EL_EMERALD              },
3813
3814   { EL_AMOEBA_DEAD,                     EL_AMOEBA               },
3815   { EL_AMOEBA_DROP,                     EL_AMOEBA               },
3816   { EL_AMOEBA_WET,                      EL_AMOEBA               },
3817   { EL_AMOEBA_DRY,                      EL_AMOEBA               },
3818   { EL_AMOEBA_FULL,                     EL_AMOEBA               },
3819   { EL_BD_AMOEBA,                       EL_AMOEBA               },
3820   { EL_AMOEBA_TO_DIAMOND,               EL_AMOEBA               },
3821
3822   { EL_DYNAMITE_ACTIVE,                 EL_DYNAMITE             },
3823
3824   { EL_GATE_2_GRAY,                     EL_GATE_1_GRAY          },
3825   { EL_GATE_3_GRAY,                     EL_GATE_1_GRAY          },
3826   { EL_GATE_4_GRAY,                     EL_GATE_1_GRAY          },
3827
3828   { EL_EM_KEY_1,                        EL_KEY_1                },
3829   { EL_EM_KEY_2,                        EL_KEY_2                },
3830   { EL_EM_KEY_3,                        EL_KEY_3                },
3831   { EL_EM_KEY_4,                        EL_KEY_4                },
3832
3833   { EL_EM_GATE_1,                       EL_GATE_1               },
3834   { EL_EM_GATE_2,                       EL_GATE_2               },
3835   { EL_EM_GATE_3,                       EL_GATE_3               },
3836   { EL_EM_GATE_4,                       EL_GATE_4               },
3837
3838   { EL_EM_GATE_1_GRAY,                  EL_GATE_1_GRAY          },
3839   { EL_EM_GATE_2_GRAY,                  EL_GATE_1_GRAY          },
3840   { EL_EM_GATE_3_GRAY,                  EL_GATE_1_GRAY          },
3841   { EL_EM_GATE_4_GRAY,                  EL_GATE_1_GRAY          },
3842
3843   { EL_INVISIBLE_SAND,                  EL_EMPTY                },
3844   { EL_INVISIBLE_WALL,                  EL_EMPTY                },
3845   { EL_INVISIBLE_STEELWALL,             EL_EMPTY                },
3846
3847   { EL_PACMAN,                          EL_YAMYAM               },
3848   { EL_DARK_YAMYAM,                     EL_YAMYAM               },
3849
3850   { EL_BD_MAGIC_WALL,                   EL_MAGIC_WALL           },
3851
3852   { EL_DYNABOMB_INCREASE_NUMBER,        EL_BOMB                 },
3853   { EL_DYNABOMB_INCREASE_SIZE,          EL_BOMB                 },
3854   { EL_DYNABOMB_INCREASE_POWER,         EL_BOMB                 },
3855   { EL_BLACK_ORB,                       EL_BOMB                 },
3856   { EL_DX_SUPABOMB,                     EL_BOMB                 },
3857
3858   { EL_SOKOBAN_OBJECT,                  EL_KEY_1                },
3859   { EL_SOKOBAN_FIELD_EMPTY,             EL_GATE_1_GRAY          },
3860   { EL_SOKOBAN_FIELD_FULL,              EL_GATE_1               },
3861   { EL_SOKOBAN_FIELD_PLAYER,            EL_PLAYER_1             },
3862
3863   { EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY         },
3864   { EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY         },
3865   { EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY         },
3866   { EL_BD_BUTTERFLY_DOWN,               EL_BD_BUTTERFLY         },
3867
3868   { EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY           },
3869   { EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY           },
3870   { EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY           },
3871   { EL_BD_FIREFLY_DOWN,                 EL_BD_FIREFLY           },
3872
3873   { EL_PLAYER_2,                        EL_PLAYER_1             },
3874   { EL_PLAYER_3,                        EL_PLAYER_1             },
3875   { EL_PLAYER_4,                        EL_PLAYER_1             },
3876
3877   { EL_BUG_RIGHT,                       EL_BUG                  },
3878   { EL_BUG_UP,                          EL_BUG                  },
3879   { EL_BUG_LEFT,                        EL_BUG                  },
3880   { EL_BUG_DOWN,                        EL_BUG                  },
3881
3882   { EL_SPACESHIP_RIGHT,                 EL_SPACESHIP            },
3883   { EL_SPACESHIP_UP,                    EL_SPACESHIP            },
3884   { EL_SPACESHIP_LEFT,                  EL_SPACESHIP            },
3885   { EL_SPACESHIP_DOWN,                  EL_SPACESHIP            },
3886
3887   { EL_PACMAN_RIGHT,                    EL_YAMYAM               },
3888   { EL_PACMAN_UP,                       EL_YAMYAM               },
3889   { EL_PACMAN_LEFT,                     EL_YAMYAM               },
3890   { EL_PACMAN_DOWN,                     EL_YAMYAM               },
3891
3892   { -1,                                 -1                      }
3893 };
3894
3895 static struct
3896 {
3897   short element;
3898   char *element_string;
3899 }
3900 forum_sketch_element_strings[] =
3901 {
3902   { EL_PLAYER_1,                "p" },
3903   { EL_EMPTY,                   "_" },
3904   { EL_SAND,                    "s" },
3905   { EL_ROCK,                    "b" },
3906   { EL_EMERALD,                 "e" },
3907   { EL_BUG,                     "u" },
3908   { EL_SPACESHIP,               "h" },
3909   { EL_BD_FIREFLY,              "f" },
3910   { EL_BD_BUTTERFLY,            "b" },
3911   { EL_AMOEBA,                  "a" },
3912   { EL_YAMYAM,                  "y" },
3913   { EL_WALL,                    "w" },
3914   { EL_STEELWALL,               "t" },
3915   { EL_MAGIC_WALL,              "m" },
3916   { EL_EXIT_OPEN,               "x" },
3917   { EL_DYNAMITE,                "d" },
3918   { EL_KEY_1,                   "1" },
3919   { EL_KEY_2,                   "2" },
3920   { EL_KEY_3,                   "3" },
3921   { EL_KEY_4,                   "4" },
3922   { EL_GATE_1,                  "5" },
3923   { EL_GATE_2,                  "6" },
3924   { EL_GATE_3,                  "7" },
3925   { EL_GATE_4,                  "8" },
3926   { EL_GATE_1_GRAY,             "9" },
3927   { EL_BOMB,                    "@" },
3928   { EL_ROBOT,                   "r" },
3929   { EL_ROBOT_WHEEL,             "0" },
3930   { EL_NUT,                     "n" },
3931   { EL_CUSTOM_1,                "c" },
3932   { EL_CHAR_QUESTION,           "?" },
3933
3934   { -1,                         NULL }
3935 };
3936
3937 #endif
3938
3939
3940 /*
3941   -----------------------------------------------------------------------------
3942   functions
3943   -----------------------------------------------------------------------------
3944 */
3945
3946 static int getMaxInfoTextLength()
3947 {
3948   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3949 }
3950
3951 static int getTextWidthForGadget(char *text)
3952 {
3953   if (text == NULL)
3954     return 0;
3955
3956   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3957 }
3958
3959 static int getTextWidthForDrawingArea(char *text)
3960 {
3961   if (text == NULL)
3962     return 0;
3963
3964   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3965 }
3966
3967 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3968 {
3969   return (gi->x + gi->width + getTextWidthForGadget(text));
3970 }
3971
3972 static char *getElementInfoText(int element)
3973 {
3974   char *info_text = NULL;
3975
3976   if (element < NUM_FILE_ELEMENTS)
3977   {
3978     if (strlen(element_info[element].description) > 0)
3979       info_text = element_info[element].description;
3980     else if (element_info[element].custom_description != NULL)
3981       info_text = element_info[element].custom_description;
3982     else if (element_info[element].editor_description != NULL)
3983       info_text = element_info[element].editor_description;
3984   }
3985
3986   if (info_text == NULL)
3987     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3988
3989   return info_text;
3990 }
3991
3992 static void ReinitializeElementList()
3993 {
3994   static boolean initialized = FALSE;
3995   int pos = 0;
3996   int i, j;
3997
3998   checked_free(editor_elements);
3999
4000   if (!initialized)
4001   {
4002     /* initialize optional user defined element list */
4003     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4004                                      &num_editor_el_user_defined);
4005
4006     /* initialize list of empty elements (used for padding, if needed) */
4007     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4008       editor_el_empty[i] = EL_EMPTY;
4009
4010     /* do some sanity checks for each element from element list */
4011     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4012     {
4013       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4014       {
4015         int element = (*editor_elements_info[i].element_list)[j];
4016
4017         if (element >= NUM_FILE_ELEMENTS)
4018           Error(ERR_WARN, "editor element %d is runtime element", element);
4019
4020         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4021           Error(ERR_WARN, "no element description for element %d", element);
4022       }
4023     }
4024
4025     initialized = TRUE;
4026   }
4027
4028   num_editor_elements = 0;
4029   use_el_empty = FALSE;
4030
4031   /* determine size of element list */
4032   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4033   {
4034     if (*editor_elements_info[i].setup_value)
4035     {
4036       if (setup.editor.el_headlines)
4037         num_editor_elements += *editor_elements_info[i].headline_list_size;
4038
4039       num_editor_elements += *editor_elements_info[i].element_list_size;
4040     }
4041   }
4042
4043   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4044   {
4045     /* offer at least as many elements as element buttons exist */
4046     use_el_empty = TRUE;
4047     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4048
4049     num_editor_elements += num_editor_el_empty;
4050   }
4051
4052   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4053
4054   /* fill element list */
4055   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4056   {
4057     if (*editor_elements_info[i].setup_value)
4058     {
4059       if (setup.editor.el_headlines)
4060         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4061           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4062
4063       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4064         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4065     }
4066   }
4067
4068   /* correct position of element list scrollbar */
4069   if (element_shift < 0)
4070     element_shift = 0;
4071   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4072     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4073 }
4074
4075 void PrintEditorElementList()
4076 {
4077   boolean *stop = &setup.editor.el_user_defined;
4078   int i, j;
4079
4080   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4081   {
4082     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4083     {
4084       int element = (*editor_elements_info[i].headline_list)[j];
4085
4086       printf("# %s\n", element_info[element].token_name);
4087     }
4088
4089     if (j > 0)
4090       printf("#\n");
4091
4092     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4093     {
4094       int element = (*editor_elements_info[i].element_list)[j];
4095
4096       printf("# %s\n", element_info[element].token_name);
4097     }
4098
4099     if (j > 0)
4100       printf("#\n");
4101   }
4102 }
4103
4104 static void ReinitializeElementListButtons()
4105 {
4106   static boolean last_setup_value_headlines = FALSE;
4107   static boolean initialization_needed = TRUE;
4108   int i;
4109
4110   if (!initialization_needed)   /* check if editor element setup has changed */
4111   {
4112     if (last_setup_value_headlines != setup.editor.el_headlines)
4113       initialization_needed = TRUE;
4114
4115     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4116       if (editor_elements_info[i].last_setup_value !=
4117           *editor_elements_info[i].setup_value)
4118         initialization_needed = TRUE;
4119   }
4120
4121   if (!initialization_needed)
4122     return;
4123
4124   FreeLevelEditorGadgets();
4125   CreateLevelEditorGadgets();
4126
4127   /* store current setup values for next invocation of this function */
4128   last_setup_value_headlines = setup.editor.el_headlines;
4129   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4130     editor_elements_info[i].last_setup_value =
4131       *editor_elements_info[i].setup_value;
4132
4133   initialization_needed = FALSE;
4134 }
4135
4136 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4137                               boolean input)
4138 {
4139   int border_graphic =
4140     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4141   Bitmap *src_bitmap;
4142   int src_x, src_y;
4143   int num_mini_tilex = width  / MINI_TILEX + 1;
4144   int num_mini_tiley = height / MINI_TILEY + 1;
4145   int x, y;
4146
4147   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4148
4149   for (y = 0; y < num_mini_tiley; y++)
4150     for (x = 0; x < num_mini_tilex; x++)
4151       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4152                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4153                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4154
4155   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4156 }
4157
4158 static void DrawDrawingArea(int id)
4159 {
4160   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4161   int x, y;
4162
4163   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4164     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4165                        el2edimg(random_placement_background_element));
4166   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4167     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4168   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4169     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4170                        el2edimg(custom_element.gfx_element));
4171   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4172     for (y = 0; y < 3; y++)
4173       for (x = 0; x < 3; x++)
4174         DrawMiniGraphicExt(drawto,
4175                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4176                            el2edimg(custom_element.content[x][y]));
4177   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4178     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4179                        el2edimg(custom_element.move_enter_element));
4180   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4181     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4182                        el2edimg(custom_element.move_leave_element));
4183   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4184     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4185                        el2edimg(custom_element_change.target_element));
4186   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4187     for (y = 0; y < 3; y++)
4188       for (x = 0; x < 3; x++)
4189         DrawMiniGraphicExt(drawto,
4190                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4191                            el2edimg(custom_element_change.target_content[x][y]));
4192   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4193     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4194                        el2edimg(custom_element_change.trigger_element));
4195   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4196     for (x = 0; x < group_element_info.num_elements; x++)
4197       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4198                          el2edimg(group_element_info.element[x]));
4199   else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
4200            id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
4201   {
4202     int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
4203
4204     for (y = 0; y < 3; y++)
4205       for (x = 0; x < 3; x++)
4206         DrawMiniGraphicExt(drawto,
4207                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4208                            el2edimg(level.yamyam_content[nr][x][y]));
4209   }
4210 }
4211
4212 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4213 {
4214   int x,y;
4215   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4216   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4217
4218   BlitBitmap(drawto, drawto,
4219              SX + (dx == -1 ? MINI_TILEX : 0),
4220              SY + (dy == -1 ? MINI_TILEY : 0),
4221              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4222              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4223              SX + (dx == +1 ? MINI_TILEX : 0),
4224              SY + (dy == +1 ? MINI_TILEY : 0));
4225   if (dx)
4226   {
4227     x = (dx == 1 ? 0 : ed_fieldx - 1);
4228     for (y = 0; y < ed_fieldy; y++)
4229       DrawMiniElementOrWall(x, y, from_x, from_y);
4230   }
4231   else if (dy)
4232   {
4233     y = (dy == 1 ? 0 : ed_fieldy - 1);
4234     for (x = 0; x < ed_fieldx; x++)
4235       DrawMiniElementOrWall(x, y, from_x, from_y);
4236   }
4237
4238   redraw_mask |= REDRAW_FIELD;
4239   BackToFront();
4240 }
4241
4242 static void CreateControlButtons()
4243 {
4244   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4245   struct GadgetInfo *gi;
4246   unsigned long event_mask;
4247   int i;
4248
4249   /* create toolbox buttons */
4250   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4251   {
4252     int id = i;
4253     int width, height;
4254     int gd_xoffset, gd_yoffset;
4255     int gd_x1, gd_x2, gd_y1, gd_y2;
4256     int button_type;
4257     int radio_button_nr;
4258     boolean checked;
4259
4260     if (id == GADGET_ID_SINGLE_ITEMS ||
4261         id == GADGET_ID_CONNECTED_ITEMS ||
4262         id == GADGET_ID_LINE ||
4263         id == GADGET_ID_ARC ||
4264         id == GADGET_ID_TEXT ||
4265         id == GADGET_ID_RECTANGLE ||
4266         id == GADGET_ID_FILLED_BOX ||
4267         id == GADGET_ID_FLOOD_FILL ||
4268         id == GADGET_ID_GRAB_BRUSH ||
4269         id == GADGET_ID_PICK_ELEMENT ||
4270         id == GADGET_ID_CUSTOM_COPY_FROM ||
4271         id == GADGET_ID_CUSTOM_COPY_TO ||
4272         id == GADGET_ID_CUSTOM_EXCHANGE)
4273     {
4274       button_type = GD_TYPE_RADIO_BUTTON;
4275       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4276       checked = (id == drawing_function ? TRUE : FALSE);
4277       event_mask = GD_EVENT_PRESSED;
4278     }
4279     else
4280     {
4281       button_type = GD_TYPE_NORMAL_BUTTON;
4282       radio_button_nr = RADIO_NR_NONE;
4283       checked = FALSE;
4284
4285       if (id == GADGET_ID_WRAP_LEFT ||
4286           id == GADGET_ID_WRAP_RIGHT ||
4287           id == GADGET_ID_WRAP_UP ||
4288           id == GADGET_ID_WRAP_DOWN)
4289         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4290       else
4291         event_mask = GD_EVENT_RELEASED;
4292     }
4293
4294     if (id < ED_NUM_CTRL1_BUTTONS)
4295     {
4296       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4297       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4298
4299       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4300       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4301       width  = ED_CTRL1_BUTTON_XSIZE;
4302       height = ED_CTRL1_BUTTON_YSIZE;
4303
4304       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4305       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4306       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4307       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4308     }
4309     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4310     {
4311       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4312       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4313
4314       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4315       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4316       width  = ED_CTRL2_BUTTON_XSIZE;
4317       height = ED_CTRL2_BUTTON_YSIZE;
4318
4319       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4320       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4321       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4322       gd_y2 = 0;        /* no alternative graphic for these buttons */
4323     }
4324     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4325     {
4326       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4327       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4328
4329       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4330       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4331       width  = ED_CTRL3_BUTTON_XSIZE;
4332       height = ED_CTRL3_BUTTON_YSIZE;
4333
4334       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4335       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4336       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4337       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4338     }
4339     else
4340     {
4341       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4342       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4343
4344       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4345       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4346       width  = ED_CTRL4_BUTTON_XSIZE;
4347       height = ED_CTRL4_BUTTON_YSIZE;
4348
4349       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4350       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4351       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4352       gd_y2 = 0;        /* no alternative graphic for these buttons */
4353     }
4354
4355     gi = CreateGadget(GDI_CUSTOM_ID, id,
4356                       GDI_CUSTOM_TYPE_ID, i,
4357                       GDI_INFO_TEXT, control_info[i].text,
4358                       GDI_X, EX + gd_xoffset,
4359                       GDI_Y, EY + gd_yoffset,
4360                       GDI_WIDTH, width,
4361                       GDI_HEIGHT, height,
4362                       GDI_TYPE, button_type,
4363                       GDI_STATE, GD_BUTTON_UNPRESSED,
4364                       GDI_RADIO_NR, radio_button_nr,
4365                       GDI_CHECKED, checked,
4366                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4367                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4368                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4369                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4370                       GDI_EVENT_MASK, event_mask,
4371                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4372                       GDI_CALLBACK_ACTION, HandleControlButtons,
4373                       GDI_END);
4374
4375     if (gi == NULL)
4376       Error(ERR_EXIT, "cannot create gadget");
4377
4378     level_editor_gadget[id] = gi;
4379   }
4380
4381   /* create buttons for scrolling of drawing area and element list */
4382   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4383   {
4384     int id = scrollbutton_info[i].gadget_id;
4385     int x, y, width, height;
4386     int gd_x1, gd_x2, gd_y1, gd_y2;
4387
4388     x = scrollbutton_info[i].x;
4389     y = scrollbutton_info[i].y;
4390
4391     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4392
4393     if (id == GADGET_ID_SCROLL_LIST_UP ||
4394         id == GADGET_ID_SCROLL_LIST_DOWN)
4395     {
4396       x += DX;
4397       y += DY;
4398       width = ED_SCROLLBUTTON2_XSIZE;
4399       height = ED_SCROLLBUTTON2_YSIZE;
4400       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4401       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4402       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4403       gd_y2 = gd_y1;
4404     }
4405     else
4406     {
4407       x += SX;
4408       y += SY;
4409       width = ED_SCROLLBUTTON_XSIZE;
4410       height = ED_SCROLLBUTTON_YSIZE;
4411       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4412       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4413       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4414       gd_y2 = gd_y1;
4415     }
4416
4417     gi = CreateGadget(GDI_CUSTOM_ID, id,
4418                       GDI_CUSTOM_TYPE_ID, i,
4419                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4420                       GDI_X, x,
4421                       GDI_Y, y,
4422                       GDI_WIDTH, width,
4423                       GDI_HEIGHT, height,
4424                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4425                       GDI_STATE, GD_BUTTON_UNPRESSED,
4426                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4427                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4428                       GDI_EVENT_MASK, event_mask,
4429                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4430                       GDI_CALLBACK_ACTION, HandleControlButtons,
4431                       GDI_END);
4432
4433     if (gi == NULL)
4434       Error(ERR_EXIT, "cannot create gadget");
4435
4436     level_editor_gadget[id] = gi;
4437   }
4438
4439   /* create buttons for element list */
4440   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4441   {
4442     Bitmap *deco_bitmap;
4443     int deco_x, deco_y, deco_xpos, deco_ypos;
4444     int gd_xoffset, gd_yoffset;
4445     int gd_x1, gd_x2, gd_y;
4446     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4447     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4448     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4449     int element = editor_elements[i];
4450
4451     event_mask = GD_EVENT_RELEASED;
4452
4453     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4454     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4455
4456     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4457     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4458     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4459
4460     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4461     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4462     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4463
4464     gi = CreateGadget(GDI_CUSTOM_ID, id,
4465                       GDI_CUSTOM_TYPE_ID, i,
4466                       GDI_INFO_TEXT, getElementInfoText(element),
4467                       GDI_X, DX + gd_xoffset,
4468                       GDI_Y, DY + gd_yoffset,
4469                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4470                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4471                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4472                       GDI_STATE, GD_BUTTON_UNPRESSED,
4473                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4474                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4475                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4476                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4477                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4478                       GDI_DECORATION_SHIFTING, 1, 1,
4479                       GDI_EVENT_MASK, event_mask,
4480                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4481                       GDI_CALLBACK_ACTION, HandleControlButtons,
4482                       GDI_END);
4483
4484     if (gi == NULL)
4485       Error(ERR_EXIT, "cannot create gadget");
4486
4487     level_editor_gadget[id] = gi;
4488   }
4489 }
4490
4491 static void CreateCounterButtons()
4492 {
4493   int max_infotext_len = getMaxInfoTextLength();
4494   int i;
4495
4496   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4497   {
4498     int j;
4499     int x = SX + counterbutton_info[i].x;       /* down count button */
4500     int y = SY + counterbutton_info[i].y;
4501
4502     /* determine horizontal position to the right of specified gadget */
4503     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4504       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4505            ED_GADGET_TEXT_DISTANCE);
4506
4507     /* determine horizontal offset for leading text */
4508     if (counterbutton_info[i].text_left != NULL)
4509       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4510
4511     for (j = 0; j < 2; j++)
4512     {
4513       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4514       struct GadgetInfo *gi;
4515       int id = (j == 0 ?
4516                 counterbutton_info[i].gadget_id_down :
4517                 counterbutton_info[i].gadget_id_up);
4518       int gd_xoffset;
4519       int gd_x, gd_x1, gd_x2, gd_y;
4520       int x_size, y_size;
4521       unsigned long event_mask;
4522       char infotext[max_infotext_len + 1];
4523
4524       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4525
4526       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4527       {
4528         int sid = (j == 0 ?
4529                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4530                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4531
4532         event_mask |= GD_EVENT_RELEASED;
4533
4534         if (j == 1)
4535           x += 2 * ED_GADGET_DISTANCE;
4536         y += ED_GADGET_DISTANCE;
4537
4538         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4539         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4540         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4541         x_size = ED_SCROLLBUTTON_XSIZE;
4542         y_size = ED_SCROLLBUTTON_YSIZE;
4543       }
4544       else
4545       {
4546         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4547         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4548         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4549         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4550         x_size = ED_BUTTON_COUNT_XSIZE;
4551         y_size = ED_BUTTON_COUNT_YSIZE;
4552       }
4553
4554       sprintf(infotext, "%s counter value by 1, 5 or 10",
4555               (j == 0 ? "decrease" : "increase"));
4556
4557       gi = CreateGadget(GDI_CUSTOM_ID, id,
4558                         GDI_CUSTOM_TYPE_ID, i,
4559                         GDI_INFO_TEXT, infotext,
4560                         GDI_X, x,
4561                         GDI_Y, y,
4562                         GDI_WIDTH, x_size,
4563                         GDI_HEIGHT, y_size,
4564                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4565                         GDI_STATE, GD_BUTTON_UNPRESSED,
4566                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4567                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4568                         GDI_EVENT_MASK, event_mask,
4569                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4570                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4571                         GDI_END);
4572
4573       if (gi == NULL)
4574         Error(ERR_EXIT, "cannot create gadget");
4575
4576       level_editor_gadget[id] = gi;
4577       right_gadget_border[id] =
4578         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4579
4580       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4581
4582       if (j == 0)
4583       {
4584         int font_type = FONT_INPUT_1;
4585         int font_type_active = FONT_INPUT_1_ACTIVE;
4586         int gd_width = ED_WIN_COUNT_XSIZE;
4587
4588         id = counterbutton_info[i].gadget_id_text;
4589         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4590
4591         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4592         {
4593           font_type = FONT_LEVEL_NUMBER;
4594           font_type_active = FONT_LEVEL_NUMBER;
4595
4596           x += 2 * ED_GADGET_DISTANCE;
4597           y -= ED_GADGET_DISTANCE;
4598
4599           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4600           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4601           gd_width = ED_WIN_COUNT2_XSIZE;
4602         }
4603         else
4604         {
4605           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4606           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4607         }
4608
4609         gi = CreateGadget(GDI_CUSTOM_ID, id,
4610                           GDI_CUSTOM_TYPE_ID, i,
4611                           GDI_INFO_TEXT, "enter counter value",
4612                           GDI_X, x,
4613                           GDI_Y, y,
4614                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4615                           GDI_NUMBER_VALUE, 0,
4616                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4617                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4618                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4619                           GDI_TEXT_FONT, font_type,
4620                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4621                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4622                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4623                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4624                           GDI_DESIGN_WIDTH, gd_width,
4625                           GDI_EVENT_MASK, event_mask,
4626                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4627                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4628                           GDI_END);
4629
4630         if (gi == NULL)
4631           Error(ERR_EXIT, "cannot create gadget");
4632
4633         level_editor_gadget[id] = gi;
4634         right_gadget_border[id] =
4635           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4636
4637         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4638       }
4639     }
4640   }
4641 }
4642
4643 static void CreateDrawingAreas()
4644 {
4645   int i;
4646
4647   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4648   {
4649     struct GadgetInfo *gi;
4650     unsigned long event_mask;
4651     int id = drawingarea_info[i].gadget_id;
4652     int x = SX + drawingarea_info[i].x;
4653     int y = SY + drawingarea_info[i].y;
4654     int area_xsize = drawingarea_info[i].area_xsize;
4655     int area_ysize = drawingarea_info[i].area_ysize;
4656
4657     event_mask =
4658       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4659       GD_EVENT_OFF_BORDERS;
4660
4661     /* determine horizontal position to the right of specified gadget */
4662     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4663       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4664            ED_DRAWINGAREA_TEXT_DISTANCE);
4665
4666     /* determine horizontal offset for leading text */
4667     if (drawingarea_info[i].text_left != NULL)
4668       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4669
4670     gi = CreateGadget(GDI_CUSTOM_ID, id,
4671                       GDI_CUSTOM_TYPE_ID, i,
4672                       GDI_X, x,
4673                       GDI_Y, y,
4674                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4675                       GDI_AREA_SIZE, area_xsize, area_ysize,
4676                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4677                       GDI_EVENT_MASK, event_mask,
4678                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4679                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4680                       GDI_END);
4681
4682     if (gi == NULL)
4683       Error(ERR_EXIT, "cannot create gadget");
4684
4685     level_editor_gadget[id] = gi;
4686     right_gadget_border[id] =
4687       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4688   }
4689 }
4690
4691 static void CreateTextInputGadgets()
4692 {
4693   int max_infotext_len = getMaxInfoTextLength();
4694   int i;
4695
4696   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4697   {
4698     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4699     int gd_x, gd_y;
4700     struct GadgetInfo *gi;
4701     unsigned long event_mask;
4702     char infotext[MAX_OUTPUT_LINESIZE + 1];
4703     int id = textinput_info[i].gadget_id;
4704
4705     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4706
4707     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4708     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4709
4710     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4711     infotext[max_infotext_len] = '\0';
4712
4713     gi = CreateGadget(GDI_CUSTOM_ID, id,
4714                       GDI_CUSTOM_TYPE_ID, i,
4715                       GDI_INFO_TEXT, infotext,
4716                       GDI_X, SX + textinput_info[i].x,
4717                       GDI_Y, SY + textinput_info[i].y,
4718                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4719                       GDI_TEXT_VALUE, textinput_info[i].value,
4720                       GDI_TEXT_SIZE, textinput_info[i].size,
4721                       GDI_TEXT_FONT, FONT_INPUT_1,
4722                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4723                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4724                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4725                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4726                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4727                       GDI_EVENT_MASK, event_mask,
4728                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4729                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4730                       GDI_END);
4731
4732     if (gi == NULL)
4733       Error(ERR_EXIT, "cannot create gadget");
4734
4735     level_editor_gadget[id] = gi;
4736   }
4737 }
4738
4739 static void CreateTextAreaGadgets()
4740 {
4741   int max_infotext_len = getMaxInfoTextLength();
4742   int i;
4743
4744   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4745   {
4746     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4747     int gd_x, gd_y;
4748     struct GadgetInfo *gi;
4749     unsigned long event_mask;
4750     char infotext[MAX_OUTPUT_LINESIZE + 1];
4751     int id = textarea_info[i].gadget_id;
4752     int area_xsize = textarea_info[i].xsize;
4753     int area_ysize = textarea_info[i].ysize;
4754
4755     event_mask = GD_EVENT_TEXT_LEAVING;
4756
4757     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4758     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4759
4760     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4761     infotext[max_infotext_len] = '\0';
4762
4763     gi = CreateGadget(GDI_CUSTOM_ID, id,
4764                       GDI_CUSTOM_TYPE_ID, i,
4765                       GDI_INFO_TEXT, infotext,
4766                       GDI_X, SX + textarea_info[i].x,
4767                       GDI_Y, SY + textarea_info[i].y,
4768                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4769                       GDI_AREA_SIZE, area_xsize, area_ysize,
4770                       GDI_TEXT_FONT, FONT_INPUT_1,
4771                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4772                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4773                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4774                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4775                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4776                       GDI_EVENT_MASK, event_mask,
4777                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4778                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4779                       GDI_END);
4780
4781     if (gi == NULL)
4782       Error(ERR_EXIT, "cannot create gadget");
4783
4784     level_editor_gadget[id] = gi;
4785   }
4786 }
4787
4788 static void CreateSelectboxGadgets()
4789 {
4790   int max_infotext_len = getMaxInfoTextLength();
4791   int i, j;
4792
4793   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4794   {
4795     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4796     int gd_x, gd_y;
4797     struct GadgetInfo *gi;
4798     unsigned long event_mask;
4799     char infotext[MAX_OUTPUT_LINESIZE + 1];
4800     int id = selectbox_info[i].gadget_id;
4801     int x = SX + selectbox_info[i].x;
4802     int y = SY + selectbox_info[i].y;
4803
4804     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4805     {
4806       /* (we cannot use -1 for uninitialized values if we directly compare
4807          with results from strlen(), because the '<' and '>' operation will
4808          implicitely cast -1 to an unsigned integer value!) */
4809       selectbox_info[i].size = 0;
4810
4811       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4812         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4813           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4814
4815       selectbox_info[i].size++;         /* add one character empty space */
4816     }
4817
4818     event_mask = GD_EVENT_RELEASED |
4819       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4820
4821     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4822     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4823
4824     /* determine horizontal position to the right of specified gadget */
4825     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4826       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4827            ED_GADGET_TEXT_DISTANCE);
4828
4829     /* determine horizontal offset for leading text */
4830     if (selectbox_info[i].text_left != NULL)
4831       x += getTextWidthForGadget(selectbox_info[i].text_left);
4832
4833     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4834     infotext[max_infotext_len] = '\0';
4835
4836     gi = CreateGadget(GDI_CUSTOM_ID, id,
4837                       GDI_CUSTOM_TYPE_ID, i,
4838                       GDI_INFO_TEXT, infotext,
4839                       GDI_X, x,
4840                       GDI_Y, y,
4841                       GDI_TYPE, GD_TYPE_SELECTBOX,
4842                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4843                       GDI_TEXT_SIZE, selectbox_info[i].size,
4844                       GDI_TEXT_FONT, FONT_INPUT_1,
4845                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4846                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4847                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4848                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4849                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4850                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4851                       GDI_EVENT_MASK, event_mask,
4852                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4853                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4854                       GDI_END);
4855
4856     if (gi == NULL)
4857       Error(ERR_EXIT, "cannot create gadget");
4858
4859     level_editor_gadget[id] = gi;
4860     right_gadget_border[id] =
4861       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4862   }
4863 }
4864
4865 static void CreateTextbuttonGadgets()
4866 {
4867   int max_infotext_len = getMaxInfoTextLength();
4868   int i;
4869
4870   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4871   {
4872     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4873     int gd_x1, gd_x2, gd_y1, gd_y2;
4874     struct GadgetInfo *gi;
4875     unsigned long event_mask;
4876     char infotext[MAX_OUTPUT_LINESIZE + 1];
4877     int id = textbutton_info[i].gadget_id;
4878     int x = SX + textbutton_info[i].x;
4879     int y = SY + textbutton_info[i].y;
4880
4881     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4882       textbutton_info[i].size = strlen(textbutton_info[i].text);
4883
4884     event_mask = GD_EVENT_RELEASED;
4885
4886     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4887     {
4888       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4889       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4890       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4891       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4892     }
4893     else
4894     {
4895       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4896       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4897       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4898       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4899     }
4900
4901     sprintf(infotext, "%s", textbutton_info[i].infotext);
4902     infotext[max_infotext_len] = '\0';
4903
4904     /* determine horizontal position to the right of specified gadget */
4905     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4906       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4907            ED_GADGET_TEXT_DISTANCE);
4908
4909     /* determine horizontal offset for leading text */
4910     if (textbutton_info[i].text_left != NULL)
4911       x += getTextWidthForGadget(textbutton_info[i].text_left);
4912
4913     gi = CreateGadget(GDI_CUSTOM_ID, id,
4914                       GDI_CUSTOM_TYPE_ID, i,
4915                       GDI_INFO_TEXT, infotext,
4916                       GDI_X, x,
4917                       GDI_Y, y,
4918                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4919                       GDI_TEXT_VALUE, textbutton_info[i].text,
4920                       GDI_TEXT_SIZE, textbutton_info[i].size,
4921                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4922                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4923                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4924                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4925                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4926                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4927                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4928                       GDI_DECORATION_SHIFTING, 1, 1,
4929                       GDI_EVENT_MASK, event_mask,
4930                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4931                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4932                       GDI_END);
4933
4934     if (gi == NULL)
4935       Error(ERR_EXIT, "cannot create gadget");
4936
4937     level_editor_gadget[id] = gi;
4938     right_gadget_border[id] =
4939       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4940   }
4941 }
4942
4943 static void CreateGraphicbuttonGadgets()
4944 {
4945   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4946   struct GadgetInfo *gi;
4947   unsigned long event_mask;
4948   int i;
4949
4950   /* create buttons for scrolling of drawing area and element list */
4951   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4952   {
4953     int id = graphicbutton_info[i].gadget_id;
4954     int gd_x1, gd_x2, gd_y1, gd_y2;
4955     int x = SX + graphicbutton_info[i].x;
4956     int y = SY + graphicbutton_info[i].y;
4957
4958     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4959
4960     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
4961     {
4962       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4963       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4964       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4965       gd_y2 = gd_y1;
4966     }
4967     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
4968     {
4969       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
4970       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4971       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
4972       gd_y2 = gd_y1;
4973     }
4974
4975     /* determine horizontal position to the right of specified gadget */
4976     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4977       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4978            ED_GADGET_TEXT_DISTANCE);
4979
4980     /* determine horizontal offset for leading text */
4981     if (graphicbutton_info[i].text_left != NULL)
4982       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4983
4984     gi = CreateGadget(GDI_CUSTOM_ID, id,
4985                       GDI_CUSTOM_TYPE_ID, i,
4986                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4987                       GDI_X, x,
4988                       GDI_Y, y,
4989                       GDI_WIDTH, graphicbutton_info[i].width,
4990                       GDI_HEIGHT, graphicbutton_info[i].height,
4991                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4992                       GDI_STATE, GD_BUTTON_UNPRESSED,
4993                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4994                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4995                       GDI_EVENT_MASK, event_mask,
4996                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4997                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
4998                       GDI_END);
4999
5000     if (gi == NULL)
5001       Error(ERR_EXIT, "cannot create gadget");
5002
5003     level_editor_gadget[id] = gi;
5004     right_gadget_border[id] =
5005       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5006   }
5007 }
5008
5009 static void CreateScrollbarGadgets()
5010 {
5011   int i;
5012
5013   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5014   {
5015     int id = scrollbar_info[i].gadget_id;
5016     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5017     int gd_x1, gd_x2, gd_y1, gd_y2;
5018     struct GadgetInfo *gi;
5019     int items_max, items_visible, item_position;
5020     unsigned long event_mask;
5021
5022     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5023     {
5024       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5025       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5026       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5027     }
5028     else        /* drawing area scrollbars */
5029     {
5030       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5031       {
5032         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5033         items_visible = ed_fieldx;
5034         item_position = 0;
5035       }
5036       else
5037       {
5038         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5039         items_visible = ed_fieldy;
5040         item_position = 0;
5041       }
5042     }
5043
5044     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5045
5046     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5047     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5048                       scrollbar_info[i].height : scrollbar_info[i].width));
5049     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5050     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5051
5052     gi = CreateGadget(GDI_CUSTOM_ID, id,
5053                       GDI_CUSTOM_TYPE_ID, i,
5054                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5055                       GDI_X, scrollbar_info[i].x,
5056                       GDI_Y, scrollbar_info[i].y,
5057                       GDI_WIDTH, scrollbar_info[i].width,
5058                       GDI_HEIGHT, scrollbar_info[i].height,
5059                       GDI_TYPE, scrollbar_info[i].type,
5060                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5061                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5062                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5063                       GDI_STATE, GD_BUTTON_UNPRESSED,
5064                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5065                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5066                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5067                       GDI_EVENT_MASK, event_mask,
5068                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5069                       GDI_CALLBACK_ACTION, HandleControlButtons,
5070                       GDI_END);
5071
5072     if (gi == NULL)
5073       Error(ERR_EXIT, "cannot create gadget");
5074
5075     level_editor_gadget[id] = gi;
5076   }
5077 }
5078
5079 static void CreateCheckbuttonGadgets()
5080 {
5081   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5082   struct GadgetInfo *gi;
5083   unsigned long event_mask;
5084   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5085   int i;
5086
5087   event_mask = GD_EVENT_PRESSED;
5088
5089   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5090   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5091   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5092   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5093   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5094
5095   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5096   {
5097     int id = checkbutton_info[i].gadget_id;
5098     int x = SX + checkbutton_info[i].x;
5099     int y = SY + checkbutton_info[i].y;
5100
5101     if (id == GADGET_ID_STICK_ELEMENT)
5102       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5103     else
5104       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5105
5106     /* determine horizontal position to the right of specified gadget */
5107     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5108       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5109            ED_GADGET_TEXT_DISTANCE);
5110
5111     /* determine horizontal offset for leading text */
5112     if (checkbutton_info[i].text_left != NULL)
5113       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5114
5115     gi = CreateGadget(GDI_CUSTOM_ID, id,
5116                       GDI_CUSTOM_TYPE_ID, i,
5117                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5118                       GDI_X, x,
5119                       GDI_Y, y,
5120                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5121                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5122                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5123                       GDI_CHECKED, *checkbutton_info[i].value,
5124                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5125                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5126                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5127                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5128                       GDI_EVENT_MASK, event_mask,
5129                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5130                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5131                       GDI_END);
5132
5133     if (gi == NULL)
5134       Error(ERR_EXIT, "cannot create gadget");
5135
5136     level_editor_gadget[id] = gi;
5137     right_gadget_border[id] =
5138       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5139   }
5140 }
5141
5142 static void CreateRadiobuttonGadgets()
5143 {
5144   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5145   struct GadgetInfo *gi;
5146   unsigned long event_mask;
5147   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5148   int i;
5149
5150   event_mask = GD_EVENT_PRESSED;
5151
5152   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5153   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5154   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5155   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5156   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5157
5158   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5159   {
5160     int id = radiobutton_info[i].gadget_id;
5161     int x = SX + radiobutton_info[i].x;
5162     int y = SY + radiobutton_info[i].y;
5163
5164     int checked =
5165       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5166
5167     /* determine horizontal position to the right of specified gadget */
5168     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5169       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5170            ED_GADGET_TEXT_DISTANCE);
5171
5172     /* determine horizontal offset for leading text */
5173     if (radiobutton_info[i].text_left != NULL)
5174       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5175
5176     gi = CreateGadget(GDI_CUSTOM_ID, id,
5177                       GDI_CUSTOM_TYPE_ID, i,
5178                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5179                       GDI_X, x,
5180                       GDI_Y, y,
5181                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5182                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5183                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5184                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5185                       GDI_CHECKED, checked,
5186                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5187                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5188                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5189                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5190                       GDI_EVENT_MASK, event_mask,
5191                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5192                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5193                       GDI_END);
5194
5195     if (gi == NULL)
5196       Error(ERR_EXIT, "cannot create gadget");
5197
5198     level_editor_gadget[id] = gi;
5199     right_gadget_border[id] =
5200       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5201   }
5202 }
5203
5204 void CreateLevelEditorGadgets()
5205 {
5206   int old_game_status = game_status;
5207
5208   /* setting 'game_status' is needed to get the right fonts for the editor */
5209   game_status = GAME_MODE_EDITOR;
5210
5211   ReinitializeElementList();
5212
5213   CreateControlButtons();
5214   CreateScrollbarGadgets();
5215
5216   /* order of function calls is important because of cross-references */
5217   CreateCheckbuttonGadgets();
5218   CreateCounterButtons();
5219   CreateRadiobuttonGadgets();
5220   CreateTextInputGadgets();
5221   CreateTextAreaGadgets();
5222   CreateSelectboxGadgets();
5223   CreateGraphicbuttonGadgets();
5224   CreateTextbuttonGadgets();
5225   CreateDrawingAreas();
5226
5227   game_status = old_game_status;
5228 }
5229
5230 void FreeLevelEditorGadgets()
5231 {
5232   int i;
5233
5234   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5235     FreeGadget(level_editor_gadget[i]);
5236 }
5237
5238 static void MapCounterButtons(int id)
5239 {
5240   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5241   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5242   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5243   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5244   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5245   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5246 #if 0
5247   char infotext[MAX_OUTPUT_LINESIZE + 1];
5248   int max_infotext_len = getMaxInfoTextLength();
5249   int xoffset_left = 0;
5250   int yoffset_left = ED_BORDER_SIZE;
5251   int xoffset_right = getCounterGadgetWidth();
5252   int yoffset_right = ED_BORDER_SIZE;
5253 #else
5254   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5255   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5256   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5257   int yoffset = ED_BORDER_SIZE;
5258   int x_left = gi_down->x - xoffset_left;
5259   int x_right = gi_up->x + gi_up->width + xoffset_right;
5260   int y_above = gi_down->y - yoffset_above;
5261   int x = gi_down->x;
5262   int y;        /* set after gadget position was modified */
5263 #endif
5264
5265   /* set position for "score" counter gadget */
5266   if (id == ED_COUNTER_ID_ELEMENT_SCORE)
5267   {
5268     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5269     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5270     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5271   }
5272
5273   y = gi_up->y + yoffset;
5274
5275   if (counterbutton_info[id].text_above)
5276     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5277
5278   if (counterbutton_info[id].text_left)
5279     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5280
5281   if (counterbutton_info[id].text_right)
5282     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5283
5284   ModifyEditorCounter(id, *counterbutton_info[id].value);
5285
5286   MapGadget(gi_down);
5287   MapGadget(gi_text);
5288   MapGadget(gi_up);
5289 }
5290
5291 static void MapControlButtons()
5292 {
5293   int counter_id;
5294   int i;
5295
5296   /* map toolbox buttons (excluding special CE toolbox buttons) */
5297   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5298     MapGadget(level_editor_gadget[i]);
5299
5300   /* map buttons to select elements */
5301   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5302     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5303   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5304   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5305   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5306
5307   /* map buttons to select level */
5308   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5309   ModifyEditorCounterLimits(counter_id,
5310                             leveldir_current->first_level,
5311                             leveldir_current->last_level);
5312   MapCounterButtons(counter_id);
5313 }
5314
5315 static void MapDrawingArea(int id)
5316 {
5317   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5318   int area_xsize = gi->drawing.area_xsize;
5319   int area_ysize = gi->drawing.area_ysize;
5320   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5321   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5322   int x_left  = gi->x - xoffset_left;
5323   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5324   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5325   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5326   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5327
5328   if (drawingarea_info[id].text_left)
5329     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5330
5331   if (drawingarea_info[id].text_right)
5332     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5333
5334   if (drawingarea_info[id].text_below)
5335     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5336
5337   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5338   {
5339     DrawElementBorder(gi->x, gi->y,
5340                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5341
5342     DrawDrawingArea(id);
5343   }
5344
5345   MapGadget(gi);
5346 }
5347
5348 static void MapTextInputGadget(int id)
5349 {
5350   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5351   int xoffset_above = 0;
5352   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5353   int x_above = textinput_info[id].x + xoffset_above;
5354   int y_above = textinput_info[id].y + yoffset_above;
5355
5356   if (textinput_info[id].text_above)
5357     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5358
5359   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5360
5361   MapGadget(gi);
5362 }
5363
5364 static void MapTextAreaGadget(int id)
5365 {
5366   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5367   int xoffset_above = 0;
5368   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5369   int x_above = textarea_info[id].x + xoffset_above;
5370   int y_above = textarea_info[id].y + yoffset_above;
5371
5372   if (textarea_info[id].text_above)
5373     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5374
5375   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5376
5377   MapGadget(gi);
5378 }
5379
5380 static void MapSelectboxGadget(int id)
5381 {
5382   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5383   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5384   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5385   int yoffset = ED_BORDER_SIZE;
5386   int x_left = gi->x - xoffset_left;
5387   int x_right = gi->x + gi->width + xoffset_right;
5388   int y = gi->y + yoffset;
5389
5390   if (selectbox_info[id].text_left)
5391     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5392
5393   if (selectbox_info[id].text_right)
5394     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5395
5396   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5397
5398   MapGadget(gi);
5399 }
5400
5401 static void MapTextbuttonGadget(int id)
5402 {
5403   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5404   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5405   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5406   int yoffset = ED_BORDER_SIZE;
5407   int x_left = gi->x - xoffset_left;
5408   int x_right = gi->x + gi->width + xoffset_right;
5409   int y = gi->y + yoffset;
5410
5411   /* only show button to delete change pages when more than minimum pages */
5412   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5413       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5414     return;
5415
5416   if (textbutton_info[id].text_left)
5417     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5418
5419   if (textbutton_info[id].text_right)
5420     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5421
5422   MapGadget(gi);
5423 }
5424
5425 static void MapGraphicbuttonGadget(int id)
5426 {
5427   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5428   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5429   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5430   int yoffset = ED_BORDER_SIZE;
5431   int x_left = gi->x - xoffset_left;
5432   int x_right = gi->x + gi->width + xoffset_right;
5433   int y = gi->y + yoffset;
5434
5435   if (graphicbutton_info[id].text_left)
5436     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5437
5438   if (graphicbutton_info[id].text_right)
5439     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5440
5441   MapGadget(gi);
5442 }
5443
5444 static void MapRadiobuttonGadget(int id)
5445 {
5446   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5447   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5448   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5449   int yoffset = ED_BORDER_SIZE;
5450   int x_left = gi->x - xoffset_left;
5451   int x_right = gi->x + gi->width + xoffset_right;
5452   int y = gi->y + yoffset;
5453   boolean checked =
5454     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5455
5456   if (radiobutton_info[id].text_left)
5457     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5458
5459   if (radiobutton_info[id].text_right)
5460     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5461
5462   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5463
5464   MapGadget(gi);
5465 }
5466
5467 static void MapCheckbuttonGadget(int id)
5468 {
5469   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5470   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5471   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5472   int yoffset = ED_BORDER_SIZE;
5473   int x_left, x_right, y;       /* set after gadget position was modified */
5474
5475   /* set position for gadgets with dynamically determined position */
5476   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5477     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5478   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5479
5480   x_left = gi->x - xoffset_left;
5481   x_right = gi->x + gi->width + xoffset_right;
5482   y = gi->y + yoffset;
5483
5484   if (checkbutton_info[id].text_left)
5485     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5486
5487   if (checkbutton_info[id].text_right)
5488     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5489
5490   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5491
5492   MapGadget(gi);
5493 }
5494
5495 static void MapMainDrawingArea()
5496 {
5497   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5498   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5499   int i;
5500
5501   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5502   {
5503     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5504           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5505          no_horizontal_scrollbar) ||
5506         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5507           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5508          no_vertical_scrollbar))
5509       continue;
5510
5511     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5512   }
5513
5514   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5515   {
5516     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5517         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5518       continue;
5519
5520     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5521   }
5522
5523   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5524 }
5525
5526 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5527 {
5528   int i;
5529
5530   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5531   {
5532     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5533         i == GADGET_ID_CUSTOM_COPY_TO ||
5534         i == GADGET_ID_CUSTOM_EXCHANGE ||
5535         i == GADGET_ID_CUSTOM_COPY ||
5536         i == GADGET_ID_CUSTOM_PASTE)
5537     {
5538       if (map)
5539         MapGadget(level_editor_gadget[i]);
5540       else
5541         UnmapGadget(level_editor_gadget[i]);
5542     }
5543   }
5544 }
5545
5546 static void MapLevelEditorToolboxCustomGadgets()
5547 {
5548   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5549 }
5550
5551 static void UnmapLevelEditorToolboxCustomGadgets()
5552 {
5553   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5554 }
5555
5556 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5557 {
5558   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5559   int i;
5560
5561   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5562   {
5563     if (i != GADGET_ID_SINGLE_ITEMS &&
5564         i != GADGET_ID_PROPERTIES &&
5565         i != GADGET_ID_PICK_ELEMENT)
5566     {
5567       struct GadgetInfo *gi = level_editor_gadget[i];
5568
5569       if (map)
5570         MapGadget(gi);
5571       else
5572       {
5573         UnmapGadget(gi);
5574
5575         BlitBitmap(gd_bitmap, drawto,
5576                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5577                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5578                    gi->width, gi->height, gi->x, gi->y);
5579
5580         redraw_mask |= REDRAW_DOOR_3;
5581       }
5582     }
5583   }
5584 }
5585
5586 static void MapLevelEditorToolboxDrawingGadgets()
5587 {
5588   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5589 }
5590
5591 static void UnmapLevelEditorToolboxDrawingGadgets()
5592 {
5593   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5594 }
5595
5596 static void UnmapDrawingArea(int id)
5597 {
5598   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5599 }
5600
5601 static void UnmapLevelEditorWindowGadgets()
5602 {
5603   int i;
5604
5605   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5606     if (level_editor_gadget[i]->x < SX + SXSIZE)
5607       UnmapGadget(level_editor_gadget[i]);
5608 }
5609
5610 void UnmapLevelEditorGadgets()
5611 {
5612   int i;
5613
5614   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5615     UnmapGadget(level_editor_gadget[i]);
5616 }
5617
5618 static void ResetUndoBuffer()
5619 {
5620   undo_buffer_position = -1;
5621   undo_buffer_steps = -1;
5622   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5623
5624   level.changed = FALSE;
5625 }
5626
5627 static void DrawEditModeWindow()
5628 {
5629   ModifyEditorElementList();
5630   RedrawDrawingElements();
5631
5632   if (edit_mode == ED_MODE_INFO)
5633     DrawLevelInfoWindow();
5634   else if (edit_mode == ED_MODE_PROPERTIES)
5635     DrawPropertiesWindow();
5636   else  /* edit_mode == ED_MODE_DRAWING */
5637     DrawDrawingWindow();
5638 }
5639
5640 static boolean LevelChanged()
5641 {
5642   boolean field_changed = FALSE;
5643   int x, y;
5644
5645   if (leveldir_current->readonly)
5646     return FALSE;
5647
5648   for (y = 0; y < lev_fieldy; y++)
5649     for (x = 0; x < lev_fieldx; x++)
5650       if (Feld[x][y] != level.field[x][y])
5651         field_changed = TRUE;
5652
5653   return (level.changed || field_changed);
5654 }
5655
5656 static boolean LevelContainsPlayer()
5657 {
5658   boolean player_found = FALSE;
5659   int x, y;
5660
5661   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5662
5663   for (y = 0; y < lev_fieldy; y++)
5664     for (x = 0; x < lev_fieldx; x++)
5665       if (Feld[x][y] == EL_PLAYER_1 ||
5666           Feld[x][y] == EL_SP_MURPHY)
5667         player_found = TRUE;
5668
5669   return player_found;
5670 }
5671
5672 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5673                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5674 {
5675   int x, y;
5676
5677   for (x = 0; x < lev_fieldx; x++)
5678     for (y = 0; y < lev_fieldy; y++)
5679       dst[x][y] = src[x][y];
5680 }
5681
5682 static int setSelectboxValue(int selectbox_id, int new_value)
5683 {
5684   int new_index_value = 0;
5685   int i;
5686
5687   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5688     if (selectbox_info[selectbox_id].options[i].value == new_value)
5689       new_index_value = i;
5690
5691   *selectbox_info[selectbox_id].value =
5692     selectbox_info[selectbox_id].options[new_index_value].value;
5693
5694   return new_index_value;
5695 }
5696
5697 static void copy_custom_element_settings(int element_from, int element_to)
5698 {
5699 #if 0
5700   struct ElementInfo ei_to_old = element_info[element_to];
5701   struct ElementInfo *ei_from = &element_info[element_from];
5702   struct ElementInfo *ei_to = &element_info[element_to];
5703   int i;
5704
5705   /* ---------- copy whole element structure ---------- */
5706   *ei_to = *ei_from;
5707
5708   /* ---------- restore structure pointers which cannot be copied ---------- */
5709   ei_to->token_name         = ei_to_old.token_name;
5710   ei_to->class_name         = ei_to_old.class_name;
5711   ei_to->editor_description = ei_to_old.editor_description;
5712   ei_to->custom_description = ei_to_old.custom_description;
5713   ei_to->change_page        = ei_to_old.change_page;
5714   ei_to->change             = ei_to_old.change;
5715   ei_to->group              = ei_to_old.group;
5716
5717   /* ---------- copy element base properties ---------- */
5718   Properties[element_to][EP_BITFIELD_BASE] =
5719     Properties[element_from][EP_BITFIELD_BASE];
5720
5721   /* ---------- reinitialize and copy change pages ---------- */
5722   setElementChangePages(ei_to, ei_to->num_change_pages);
5723
5724   for (i=0; i < ei_to->num_change_pages; i++)
5725     ei_to->change_page[i] = ei_from->change_page[i];
5726
5727   /* ---------- copy group element info ---------- */
5728   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5729     *ei_to->group = *ei_from->group;
5730
5731 #else
5732
5733   struct ElementInfo *ei_from = &element_info[element_from];
5734   struct ElementInfo *ei_to = &element_info[element_to];
5735   int i, x, y;
5736
5737   /* ---------- copy element description ---------- */
5738   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5739     ei_to->description[i] = ei_from->description[i];
5740
5741   /* ---------- copy element base properties ---------- */
5742   Properties[element_to][EP_BITFIELD_BASE] =
5743     Properties[element_from][EP_BITFIELD_BASE];
5744
5745   /* ---------- copy custom property values ---------- */
5746
5747   ei_to->use_gfx_element = ei_from->use_gfx_element;
5748   ei_to->gfx_element = ei_from->gfx_element;
5749
5750   ei_to->access_direction = ei_from->access_direction;
5751
5752   ei_to->collect_score = ei_from->collect_score;
5753   ei_to->collect_count = ei_from->collect_count;
5754
5755   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5756   ei_to->push_delay_random = ei_from->push_delay_random;
5757   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5758   ei_to->drop_delay_random = ei_from->drop_delay_random;
5759   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5760   ei_to->move_delay_random = ei_from->move_delay_random;
5761
5762   ei_to->move_pattern = ei_from->move_pattern;
5763   ei_to->move_direction_initial = ei_from->move_direction_initial;
5764   ei_to->move_stepsize = ei_from->move_stepsize;
5765
5766   ei_to->move_enter_element = ei_from->move_enter_element;
5767   ei_to->move_leave_element = ei_from->move_leave_element;
5768   ei_to->move_leave_type = ei_from->move_leave_type;
5769
5770   ei_to->slippery_type = ei_from->slippery_type;
5771
5772   for (y = 0; y < 3; y++)
5773     for (x = 0; x < 3; x++)
5774       ei_to->content[x][y] = ei_from->content[x][y];
5775
5776   ei_to->explosion_type = ei_from->explosion_type;
5777   ei_to->explosion_delay = ei_from->explosion_delay;
5778   ei_to->ignition_delay = ei_from->ignition_delay;
5779
5780   /* ---------- reinitialize and copy change pages ---------- */
5781
5782   ei_to->num_change_pages = ei_from->num_change_pages;
5783   ei_to->current_change_page = ei_from->current_change_page;
5784
5785   setElementChangePages(ei_to, ei_to->num_change_pages);
5786
5787   for (i=0; i < ei_to->num_change_pages; i++)
5788     ei_to->change_page[i] = ei_from->change_page[i];
5789
5790   /* ---------- copy group element info ---------- */
5791   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5792     *ei_to->group = *ei_from->group;
5793
5794 #endif
5795
5796   /* mark this custom element as modified */
5797   ei_to->modified_settings = TRUE;
5798 }
5799
5800 static void replace_custom_element_in_settings(int element_from,
5801                                                int element_to)
5802 {
5803   int i, j, x, y;
5804
5805   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5806   {
5807     struct ElementInfo *ei = &element_info[i];
5808
5809     for (y = 0; y < 3; y++)
5810       for (x = 0; x < 3; x++)
5811         if (ei->content[x][y] == element_from)
5812           ei->content[x][y] = element_to;
5813
5814     for (j = 0; j < ei->num_change_pages; j++)
5815     {
5816       struct ElementChangeInfo *change = &ei->change_page[j];
5817
5818       if (change->target_element == element_from)
5819         change->target_element = element_to;
5820
5821       if (change->trigger_element == element_from)
5822         change->trigger_element = element_to;
5823
5824       for (y = 0; y < 3; y++)
5825         for (x = 0; x < 3; x++)
5826           if (change->target_content[x][y] == element_from)
5827             change->target_content[x][y] = element_to;
5828     }
5829
5830     if (ei->group != NULL)                              /* group or internal */
5831       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5832         if (ei->group->element[j] == element_from)
5833           ei->group->element[j] = element_to;
5834   }
5835 }
5836
5837 static void replace_custom_element_in_playfield(int element_from,
5838                                                 int element_to)
5839 {
5840   int x, y;
5841
5842   for (x = 0; x < lev_fieldx; x++)
5843     for (y = 0; y < lev_fieldy; y++)
5844       if (Feld[x][y] == element_from)
5845         Feld[x][y] = element_to;
5846 }
5847
5848 static boolean CopyCustomElement(int element_old, int element_new,
5849                                  int copy_mode)
5850 {
5851   if (copy_mode == GADGET_ID_CUSTOM_COPY)
5852   {
5853     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
5854                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5855     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5856   }
5857   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
5858   {
5859     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
5860                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5861     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5862
5863     level.changed = TRUE;
5864   }
5865   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5866   {
5867     Request("Please choose custom element !", REQ_CONFIRM);
5868
5869     return FALSE;
5870   }
5871   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5872   {
5873     Request("Please choose group element !", REQ_CONFIRM);
5874
5875     return FALSE;
5876   }
5877   else
5878   {
5879     level.changed = TRUE;
5880   }
5881
5882   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5883   {
5884     copy_custom_element_settings(element_new, element_old);
5885   }
5886   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5887   {
5888     copy_custom_element_settings(element_old, element_new);
5889   }
5890   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5891   {
5892     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
5893     copy_custom_element_settings(element_new, element_old);
5894     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
5895
5896     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
5897     replace_custom_element_in_settings(element_new, element_old);
5898     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
5899
5900     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
5901     replace_custom_element_in_playfield(element_new, element_old);
5902     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
5903   }
5904
5905   UpdateCustomElementGraphicGadgets();
5906   DrawPropertiesWindow();
5907
5908   return TRUE;
5909 }
5910
5911 static void CopyCustomElementPropertiesToEditor(int element)
5912 {
5913   int i;
5914   int current_change_page = element_info[element].current_change_page;
5915
5916   /* dynamically (re)build selectbox for selecting change page */
5917   for (i = 0; i < element_info[element].num_change_pages; i++)
5918   {
5919     sprintf(options_change_page_strings[i], "%d", i + 1);
5920
5921     options_change_page[i].value = i;
5922     options_change_page[i].text = options_change_page_strings[i];
5923   }
5924
5925   options_change_page[i].value = -1;
5926   options_change_page[i].text = NULL;
5927
5928   /* needed here to initialize combined element properties */
5929   InitElementPropertiesEngine(level.game_version);
5930
5931   element_info[element].change =
5932     &element_info[element].change_page[current_change_page];
5933
5934   custom_element = element_info[element];
5935   custom_element_change = *element_info[element].change;
5936
5937   /* needed to initially set selectbox value variables to reliable defaults */
5938   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5939     setSelectboxValue(i, *selectbox_info[i].value);
5940
5941   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5942     custom_element_properties[i] = HAS_PROPERTY(element, i);
5943
5944   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5945     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5946
5947   /* ---------- element settings: configure (custom elements) ------------- */
5948
5949   /* set accessible layer selectbox help value */
5950   custom_element.access_type =
5951     (IS_WALKABLE(element) ? EP_WALKABLE :
5952      IS_PASSABLE(element) ? EP_PASSABLE :
5953      custom_element.access_type);
5954   custom_element.access_layer =
5955     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5956      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5957      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5958      custom_element.access_layer);
5959   custom_element.access_protected =
5960     (IS_PROTECTED(element) ? 1 : 0);
5961   custom_element_properties[EP_ACCESSIBLE] =
5962     (IS_ACCESSIBLE_OVER(element) ||
5963      IS_ACCESSIBLE_INSIDE(element) ||
5964      IS_ACCESSIBLE_UNDER(element));
5965
5966   /* set walk-to-object action selectbox help value */
5967   custom_element.walk_to_action =
5968     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5969      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5970      IS_DROPPABLE(element) ? EP_DROPPABLE :
5971      IS_THROWABLE(element) ? EP_THROWABLE :
5972      IS_PUSHABLE(element) ? EP_PUSHABLE :
5973      custom_element.walk_to_action);
5974   custom_element_properties[EP_WALK_TO_OBJECT] =
5975     (IS_DIGGABLE(element) ||
5976      IS_COLLECTIBLE_ONLY(element) ||
5977      IS_DROPPABLE(element) ||
5978      IS_THROWABLE(element) ||
5979      IS_PUSHABLE(element));
5980
5981   /* set smash targets selectbox help value */
5982   custom_element.smash_targets =
5983     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5984      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5985      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5986      custom_element.smash_targets);
5987   custom_element_properties[EP_CAN_SMASH] =
5988     (CAN_SMASH_EVERYTHING(element) ||
5989      CAN_SMASH_ENEMIES(element) ||
5990      CAN_SMASH_PLAYER(element));
5991
5992   /* set deadliness selectbox help value */
5993   custom_element.deadliness =
5994     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5995      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5996      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5997      custom_element.deadliness);
5998   custom_element_properties[EP_DEADLY] =
5999     (DONT_TOUCH(element) ||
6000      DONT_COLLIDE_WITH(element) ||
6001      DONT_RUN_INTO(element));
6002
6003 #if 0
6004   /* set explosion type selectbox help value */
6005   custom_element.explosion_type =
6006     (
6007 #if 0
6008      IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
6009 #endif
6010      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
6011      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
6012      CAN_EXPLODE_CROSS(element) ? EP_CAN_EXPLODE_CROSS :
6013      custom_element.explosion_type);
6014   custom_element_properties[EP_CAN_EXPLODE_AT_ALL] =
6015     (
6016 #if 0
6017      IS_INDESTRUCTIBLE(element) ||
6018 #endif
6019      CAN_EXPLODE_1X1(element) ||
6020      CAN_EXPLODE_3X3(element) ||
6021      CAN_EXPLODE_CROSS(element));
6022 #endif
6023
6024 #if 0
6025   /* special case: sub-settings dependent from main setting */
6026 #if 0
6027   custom_element.can_explode_by_fire = CAN_EXPLODE_BY_FIRE(element);
6028   custom_element.can_explode_smashed = CAN_EXPLODE_SMASHED(element);
6029   custom_element.can_explode_impact  = CAN_EXPLODE_IMPACT(element);
6030 #else
6031   if (CAN_EXPLODE_BY_FIRE(element))
6032     custom_element.can_explode_by_fire = TRUE;
6033   if (CAN_EXPLODE_SMASHED(element))
6034     custom_element.can_explode_smashed = TRUE;
6035   if (CAN_EXPLODE_IMPACT(element))
6036     custom_element.can_explode_impact  = TRUE;
6037 #endif
6038 #endif
6039
6040   /* ---------- element settings: advanced (custom elements) --------------- */
6041
6042   /* set "change by direct action" selectbox help value */
6043   custom_element_change.direct_action =
6044     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6045      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6046      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6047      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6048      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6049      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6050      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6051      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6052      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6053      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6054      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6055      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6056      custom_element_change.direct_action);
6057
6058   /* set "change by other element action" selectbox help value */
6059   custom_element_change.other_action =
6060     (HAS_CHANGE_EVENT(element, CE_OTHER_GETS_TOUCHED) ? CE_OTHER_GETS_TOUCHED :
6061      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PRESSED) ? CE_OTHER_GETS_PRESSED :
6062      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PUSHED) ? CE_OTHER_GETS_PUSHED :
6063      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_ENTERED) ? CE_OTHER_GETS_ENTERED :
6064      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_LEFT) ? CE_OTHER_GETS_LEFT :
6065      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DIGGED) ? CE_OTHER_GETS_DIGGED :
6066      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
6067      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
6068      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
6069      HAS_CHANGE_EVENT(element, CE_OTHER_IS_HITTING) ? CE_OTHER_IS_HITTING :
6070      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_HIT) ? CE_OTHER_GETS_HIT :
6071      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
6072      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
6073      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
6074      custom_element_change.other_action);
6075 }
6076
6077 static void CopyGroupElementPropertiesToEditor(int element)
6078 {
6079   group_element_info = *element_info[element].group;
6080   custom_element = element_info[element];       /* needed for description */
6081 }
6082
6083 static void CopyClassicElementPropertiesToEditor(int element)
6084 {
6085 #if 1
6086   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6087     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6088       getMoveIntoAcidProperty(&level, element);
6089
6090   if (MAYBE_DONT_COLLIDE_WITH(element))
6091     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6092       getDontCollideWithProperty(&level, element);
6093 #else
6094
6095   if (COULD_MOVE_INTO_ACID(element))
6096   {
6097     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6098
6099     if (bit_nr > -1)
6100       custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6101         ((level.can_move_into_acid_bits & (1 << bit_nr)) != 0);
6102   }
6103 #endif
6104 }
6105
6106 static void CopyElementPropertiesToEditor(int element)
6107 {
6108   if (IS_CUSTOM_ELEMENT(element))
6109     CopyCustomElementPropertiesToEditor(element);
6110   else if (IS_GROUP_ELEMENT(element))
6111     CopyGroupElementPropertiesToEditor(element);
6112   else
6113     CopyClassicElementPropertiesToEditor(element);
6114 }
6115
6116 static void CopyCustomElementPropertiesToGame(int element)
6117 {
6118   int i;
6119   int access_type_and_layer;
6120 #if 0
6121   boolean can_explode;
6122 #endif
6123
6124   /* mark that this custom element has been modified */
6125   custom_element.modified_settings = TRUE;
6126   level.changed = TRUE;
6127
6128   if (level.use_custom_template)
6129   {
6130     if (Request("Copy and modify level template ?", REQ_ASK))
6131     {
6132       level.use_custom_template = FALSE;
6133       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6134                    GDI_CHECKED, FALSE, GDI_END);
6135     }
6136     else
6137     {
6138       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6139
6140       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6141     }
6142   }
6143
6144   element_info[element] = custom_element;
6145   *element_info[element].change = custom_element_change;
6146
6147   /* ---------- element settings: configure (custom elements) ------------- */
6148
6149   /* set accessible property from checkbox and selectbox */
6150   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6151   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6152   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6153   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6154   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6155   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6156   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6157                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6158                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6159   custom_element_properties[access_type_and_layer] =
6160     custom_element_properties[EP_ACCESSIBLE];
6161   custom_element_properties[EP_PROTECTED] =
6162     (custom_element.access_protected != 0 &&
6163      custom_element_properties[EP_ACCESSIBLE]);
6164
6165   /* set walk-to-object property from checkbox and selectbox */
6166   custom_element_properties[EP_DIGGABLE] = FALSE;
6167   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6168   custom_element_properties[EP_DROPPABLE] = FALSE;
6169   custom_element_properties[EP_THROWABLE] = FALSE;
6170   custom_element_properties[EP_PUSHABLE] = FALSE;
6171   custom_element_properties[custom_element.walk_to_action] =
6172     custom_element_properties[EP_WALK_TO_OBJECT];
6173
6174   /* set smash property from checkbox and selectbox */
6175   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6176   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6177   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6178   custom_element_properties[custom_element.smash_targets] =
6179     custom_element_properties[EP_CAN_SMASH];
6180
6181   /* set deadliness property from checkbox and selectbox */
6182   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6183   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6184   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6185   custom_element_properties[custom_element.deadliness] =
6186     custom_element_properties[EP_DEADLY];
6187
6188 #if 0
6189   /* set explosion type property from checkbox and selectbox */
6190 #if 0
6191   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
6192 #endif
6193   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
6194   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
6195   custom_element_properties[EP_CAN_EXPLODE_CROSS] = FALSE;
6196   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
6197   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
6198   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
6199   custom_element_properties[custom_element.explosion_type] =
6200     custom_element_properties[EP_CAN_EXPLODE_AT_ALL];
6201 #endif
6202
6203 #if 0
6204   /* special case: sub-settings dependent from main setting */
6205 #if 0
6206   can_explode = (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
6207                  custom_element_properties[EP_CAN_EXPLODE_3X3] ||
6208                  custom_element_properties[EP_CAN_EXPLODE_CROSS]);
6209   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
6210     (can_explode && custom_element.can_explode_by_fire);
6211   custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
6212     (can_explode && custom_element.can_explode_smashed);
6213   custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
6214     (can_explode && custom_element.can_explode_impact);
6215 #else
6216   if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
6217       custom_element_properties[EP_CAN_EXPLODE_3X3] ||
6218       custom_element_properties[EP_CAN_EXPLODE_CROSS])
6219   {
6220     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
6221       custom_element.can_explode_by_fire;
6222     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
6223       custom_element.can_explode_smashed;
6224     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
6225       custom_element.can_explode_impact;
6226   }
6227 #endif
6228 #endif
6229
6230   /* ---------- element settings: advanced (custom elements) --------------- */
6231
6232   /* set player change event from checkbox and selectbox */
6233   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6234   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6235   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6236   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6237   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6238   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6239   custom_element_change_events[CE_SWITCHED] = FALSE;
6240   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6241   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6242   custom_element_change_events[CE_BLOCKED] = FALSE;
6243   custom_element_change_events[CE_IMPACT] = FALSE;
6244   custom_element_change_events[CE_SMASHED] = FALSE;
6245   custom_element_change_events[custom_element_change.direct_action] =
6246     custom_element_change_events[CE_BY_DIRECT_ACTION];
6247
6248   /* set other element action change event from checkbox and selectbox */
6249   custom_element_change_events[CE_OTHER_GETS_TOUCHED] = FALSE;
6250   custom_element_change_events[CE_OTHER_GETS_PRESSED] = FALSE;
6251   custom_element_change_events[CE_OTHER_GETS_PUSHED] = FALSE;
6252   custom_element_change_events[CE_OTHER_GETS_ENTERED] = FALSE;
6253   custom_element_change_events[CE_OTHER_GETS_LEFT] = FALSE;
6254   custom_element_change_events[CE_OTHER_GETS_DIGGED] = FALSE;
6255   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
6256   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
6257   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
6258   custom_element_change_events[CE_OTHER_IS_HITTING] = FALSE;
6259   custom_element_change_events[CE_OTHER_GETS_HIT] = FALSE;
6260   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
6261   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
6262   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
6263   custom_element_change_events[custom_element_change.other_action] =
6264     custom_element_change_events[CE_BY_OTHER_ACTION];
6265
6266   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6267     SET_PROPERTY(element, i, custom_element_properties[i]);
6268
6269   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6270     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6271
6272   /* copy change events also to special level editor variable */
6273   custom_element = element_info[element];
6274   custom_element_change = *element_info[element].change;
6275 }
6276
6277 static void CopyGroupElementPropertiesToGame(int element)
6278 {
6279   element_info[element] = custom_element;
6280   *element_info[element].group = group_element_info;
6281
6282   /* mark that this group element has been modified */
6283   element_info[element].modified_settings = TRUE;
6284   level.changed = TRUE;
6285 }
6286
6287 static void CopyClassicElementPropertiesToGame(int element)
6288 {
6289 #if 1
6290   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6291     setMoveIntoAcidProperty(&level, element,
6292                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6293
6294   if (MAYBE_DONT_COLLIDE_WITH(element))
6295     setDontCollideWithProperty(&level, element,
6296                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6297 #else
6298
6299   if (COULD_MOVE_INTO_ACID(element))
6300   {
6301     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6302
6303     if (bit_nr > -1)
6304     {
6305       level.can_move_into_acid_bits &= ~(1 << bit_nr);
6306
6307       if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
6308         level.can_move_into_acid_bits |= (1 << bit_nr);
6309     }
6310   }
6311 #endif
6312 }
6313
6314 static void CopyElementPropertiesToGame(int element)
6315 {
6316   if (IS_CUSTOM_ELEMENT(element))
6317     CopyCustomElementPropertiesToGame(element);
6318   else if (IS_GROUP_ELEMENT(element))
6319     CopyGroupElementPropertiesToGame(element);
6320   else
6321     CopyClassicElementPropertiesToGame(element);
6322 }
6323
6324 void DrawLevelEd()
6325 {
6326   CloseDoor(DOOR_CLOSE_ALL);
6327   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6328
6329   if (level_editor_test_game)
6330   {
6331     CopyPlayfield(level.field, Feld);
6332     CopyPlayfield(FieldBackup, level.field);
6333
6334     level_editor_test_game = FALSE;
6335   }
6336   else
6337   {
6338     edit_mode = ED_MODE_DRAWING;
6339     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6340
6341     ResetUndoBuffer();
6342
6343     level_xpos = -1;
6344     level_ypos = -1;
6345   }
6346
6347   /* copy default editor door content to main double buffer */
6348   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6349              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6350
6351 #if 0
6352   /* draw mouse button brush elements */
6353   RedrawDrawingElements();
6354 #endif
6355
6356   /* draw bigger door */
6357   DrawSpecialEditorDoor();
6358
6359   /* draw new control window */
6360   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6361              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6362
6363   redraw_mask |= REDRAW_ALL;
6364
6365   ReinitializeElementListButtons();     /* custom element may look different */
6366 #if 0
6367   ModifyEditorElementList();            /* may be needed for custom elements */
6368 #endif
6369
6370   UnmapTapeButtons();
6371   MapControlButtons();
6372
6373   DrawEditModeWindow();
6374
6375   /* copy actual editor door content to door double buffer for OpenDoor() */
6376   BlitBitmap(drawto, bitmap_db_door,
6377              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6378
6379   OpenDoor(DOOR_OPEN_1);
6380 }
6381
6382 static void AdjustDrawingAreaGadgets()
6383 {
6384   int ed_xsize = lev_fieldx + 2;
6385   int ed_ysize = lev_fieldy + 2;
6386   int max_ed_fieldx = MAX_ED_FIELDX;
6387   int max_ed_fieldy = MAX_ED_FIELDY;
6388   boolean horizontal_scrollbar_needed;
6389   boolean vertical_scrollbar_needed;
6390   int x, y, width, height;
6391   int xoffset, yoffset;
6392
6393   /* check if we need any scrollbars */
6394   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6395   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6396
6397   /* check if we have a smaller editor field because of scrollbars */
6398   if (horizontal_scrollbar_needed)
6399     max_ed_fieldy = MAX_ED_FIELDY - 1;
6400   if (vertical_scrollbar_needed)
6401     max_ed_fieldx = MAX_ED_FIELDX - 1;
6402
6403   /* check again if we now need more scrollbars because of less space */
6404   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6405   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6406
6407   /* check if editor field gets even smaller after adding new scrollbars */
6408   if (horizontal_scrollbar_needed)
6409     max_ed_fieldy = MAX_ED_FIELDY - 1;
6410   if (vertical_scrollbar_needed)
6411     max_ed_fieldx = MAX_ED_FIELDX - 1;
6412
6413   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6414   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6415
6416   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6417                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6418                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6419                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6420                GDI_END);
6421
6422   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6423   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6424
6425   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6426   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6427
6428   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6429   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6430
6431   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6432   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6433
6434   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6435                GDI_WIDTH, width,
6436                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6437                GDI_END);
6438   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6439                GDI_HEIGHT, height,
6440                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6441                GDI_END);
6442 }
6443
6444 static void AdjustLevelScrollPosition()
6445 {
6446   if (level_xpos < -1)
6447     level_xpos = -1;
6448   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6449     level_xpos = lev_fieldx - ed_fieldx + 1;
6450   if (lev_fieldx < ed_fieldx - 2)
6451     level_xpos = -1;
6452
6453   if (level_ypos < -1)
6454     level_ypos = -1;
6455   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6456     level_ypos = lev_fieldy - ed_fieldy + 1;
6457   if (lev_fieldy < ed_fieldy - 2)
6458     level_ypos = -1;
6459 }
6460
6461 static void AdjustEditorScrollbar(int id)
6462 {
6463   struct GadgetInfo *gi = level_editor_gadget[id];
6464   int items_max, items_visible, item_position;
6465
6466   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6467   {
6468     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6469     items_visible = ed_fieldx;
6470     item_position = level_xpos + 1;
6471   }
6472   else
6473   {
6474     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6475     items_visible = ed_fieldy;
6476     item_position = level_ypos + 1;
6477   }
6478
6479   if (item_position > items_max - items_visible)
6480     item_position = items_max - items_visible;
6481
6482   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6483                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6484 }
6485
6486 static void ModifyEditorCounter(int counter_id, int new_value)
6487 {
6488   int *counter_value = counterbutton_info[counter_id].value;
6489   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6490   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6491
6492   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6493
6494   if (counter_value != NULL)
6495     *counter_value = gi->textinput.number_value;
6496 }
6497
6498 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6499 {
6500   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6501   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6502
6503   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6504 }
6505
6506 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6507 {
6508   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6509   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6510   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6511
6512   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6513 }
6514
6515 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6516 {
6517   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6518   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6519
6520   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6521 }
6522
6523 static void ModifyEditorElementList()
6524 {
6525   int i;
6526
6527   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6528   {
6529     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6530     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6531     struct GadgetDesign *gd = &gi->deco.design;
6532     int element = editor_elements[element_shift + i];
6533
6534     UnmapGadget(gi);
6535     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6536     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6537     MapGadget(gi);
6538   }
6539 }
6540
6541 static void PickDrawingElement(int button, int element)
6542 {
6543   if (button < 1 || button > 3)
6544     return;
6545
6546   if (button == 1)
6547   {
6548     new_element1 = element;
6549     DrawMiniGraphicExt(drawto,
6550                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6551                        el2edimg(new_element1));
6552   }
6553   else if (button == 2)
6554   {
6555     new_element2 = element;
6556     DrawMiniGraphicExt(drawto,
6557                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6558                        el2edimg(new_element2));
6559   }
6560   else
6561   {
6562     new_element3 = element;
6563     DrawMiniGraphicExt(drawto,
6564                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6565                        el2edimg(new_element3));
6566   }
6567
6568   redraw_mask |= REDRAW_DOOR_1;
6569 }
6570
6571 static void RedrawDrawingElements()
6572 {
6573   PickDrawingElement(1, new_element1);
6574   PickDrawingElement(2, new_element2);
6575   PickDrawingElement(3, new_element3);
6576 }
6577
6578 static void DrawDrawingWindow()
6579 {
6580   stick_element_properties_window = FALSE;
6581
6582   SetMainBackgroundImage(IMG_UNDEFINED);
6583   ClearWindow();
6584
6585   UnmapLevelEditorWindowGadgets();
6586   UnmapLevelEditorToolboxCustomGadgets();
6587
6588   AdjustDrawingAreaGadgets();
6589   AdjustLevelScrollPosition();
6590   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6591   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6592
6593   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6594
6595   MapMainDrawingArea();
6596   MapLevelEditorToolboxDrawingGadgets();
6597 }
6598
6599 static void DrawLevelInfoWindow()
6600 {
6601   int i;
6602
6603   stick_element_properties_window = FALSE;
6604
6605   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6606   ClearWindow();
6607   UnmapLevelEditorWindowGadgets();
6608
6609   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6610            "Level Settings", FONT_TITLE_1);
6611   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6612            "Editor Settings", FONT_TITLE_1);
6613
6614   /* draw counter gadgets */
6615   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6616     MapCounterButtons(i);
6617
6618   /* draw selectbox gadgets */
6619   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6620     MapSelectboxGadget(i);
6621
6622   /* draw checkbutton gadgets */
6623   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6624     MapCheckbuttonGadget(i);
6625
6626   /* draw radiobutton gadgets */
6627   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6628     MapRadiobuttonGadget(i);
6629
6630   /* draw text input gadgets */
6631   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6632     MapTextInputGadget(i);
6633
6634   /* draw drawing area */
6635   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6636 }
6637
6638 static void DrawCustomContentArea()
6639 {
6640   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6641   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6642   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6643   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6644   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6645   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6646
6647   /* add distance for potential left text (without drawing area border) */
6648   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6649
6650   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6651
6652   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6653 }
6654
6655 static void DrawCustomChangeContentArea()
6656 {
6657   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6658   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6659   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6660   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6661   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6662   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6663
6664   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6665
6666   MapDrawingArea(id);
6667 }
6668
6669 static void DrawElementContentAreas()
6670 {
6671   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6672   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6673   int i;
6674
6675   /* display counter to choose number of element content areas */
6676   MapCounterButtons(ED_COUNTER_ID_ELEMENT_CONTENT);
6677
6678   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6679   {
6680     int id = ED_DRAWING_ID_ELEMENT_CONTENT_0 + i;
6681     int font_height = getFontHeight(FONT_TEXT_1);
6682
6683     if (i < level.num_yamyam_contents)
6684       MapDrawingArea(id);
6685     else
6686     {
6687       UnmapDrawingArea(id);
6688
6689       /* delete content areas in case of reducing number of them */
6690       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6691                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6692                      4 * MINI_TILEX,
6693                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6694     }
6695   }
6696
6697   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6698   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6699   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6700 }
6701
6702 static void DrawGroupElementArea(int element)
6703 {
6704   int num_elements = group_element_info.num_elements;
6705   int id = ED_DRAWING_ID_GROUP_CONTENT;
6706   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6707   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6708   int xsize = MAX_ELEMENTS_IN_GROUP;
6709   int ysize = 1;
6710
6711   if (drawingarea_info[id].text_left != NULL)
6712     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6713
6714   UnmapDrawingArea(id);
6715
6716   ModifyEditorDrawingArea(id, num_elements, 1);
6717
6718   /* delete content areas in case of reducing number of them */
6719   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6720
6721   MapDrawingArea(id);
6722 }
6723
6724 static void DrawEnvelopeTextArea(int envelope_nr)
6725 {
6726   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6727   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6728
6729   UnmapGadget(gi);
6730   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6731
6732   if (envelope_nr != -1)
6733     textarea_info[id].value = level.envelope_text[envelope_nr];
6734
6735   ModifyGadget(gi, GDI_AREA_SIZE,
6736                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6737                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6738                GDI_END);
6739
6740   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6741 }
6742
6743 char *getElementDescriptionFilename(int element)
6744 {
6745   char *docs_dir = options.docs_directory;
6746   char *elements_subdir = "elements";
6747   static char *filename = NULL;
6748   char basename[MAX_FILENAME_LEN];
6749
6750   checked_free(filename);
6751
6752   /* 1st try: look for element description file for exactly this element */
6753   sprintf(basename, "%s.txt", element_info[element].token_name);
6754   filename = getPath3(docs_dir, elements_subdir, basename);
6755   if (fileExists(filename))
6756     return filename;
6757
6758   free(filename);
6759
6760   /* 2nd try: look for element description file for this element's class */
6761   sprintf(basename, "%s.txt", element_info[element].class_name);
6762   filename = getPath3(docs_dir, elements_subdir, basename);
6763   if (fileExists(filename))
6764     return filename;
6765
6766   return NULL;
6767 }
6768
6769 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6770 {
6771   int font_height = getFontHeight(font_nr);
6772   int pad_x = ED_SETTINGS_XPOS(0);
6773   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6774   int sx = SX + pad_x;
6775   int sy = SY + pad_y;
6776   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6777
6778   if (start_line >= max_lines_per_screen)
6779     return FALSE;
6780
6781   DrawText(sx, sy + start_line * font_height, text, font_nr);
6782
6783   return TRUE;
6784 }
6785
6786 #if 1
6787
6788 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6789 {
6790   int font_nr = FONT_TEXT_2;
6791   int font_width = getFontWidth(font_nr);
6792   int font_height = getFontHeight(font_nr);
6793   int pad_x = ED_SETTINGS_XPOS(0);
6794   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6795   int sx = SX + pad_x;
6796   int sy = SY + pad_y + start_line * font_height;
6797   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6798   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6799
6800   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6801                           max_lines_per_screen);
6802 }
6803
6804 #else
6805
6806 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6807 {
6808   int font_nr = FONT_TEXT_2;
6809   int font_width = getFontWidth(font_nr);
6810   int font_height = getFontHeight(font_nr);
6811   int pad_x = ED_SETTINGS_XPOS(0);
6812   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6813   int sx = SX + pad_x;
6814   int sy = SY + pad_y;
6815   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6816   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6817   int current_line = start_line;
6818   char line[MAX_LINE_LEN];
6819   char buffer[max_chars_per_line + 1];
6820   int buffer_len;
6821   FILE *file;
6822
6823   if (current_line >= max_lines_per_screen)
6824     return 0;
6825
6826   if (filename == NULL)
6827     return 0;
6828
6829   if (!(file = fopen(filename, MODE_READ)))
6830     return 0;
6831
6832   buffer[0] = '\0';
6833   buffer_len = 0;
6834
6835   while (!feof(file) && current_line < max_lines_per_screen)
6836   {
6837     char *line_ptr;
6838     boolean last_line_was_empty = TRUE;
6839
6840     /* read next line of input file */
6841     if (!fgets(line, MAX_LINE_LEN, file))
6842       break;
6843
6844     /* skip comments (lines directly beginning with '#') */
6845     if (line[0] == '#')
6846       continue;
6847
6848     /* cut trailing newline from input line */
6849     for (line_ptr = line; *line_ptr; line_ptr++)
6850     {
6851       if (*line_ptr == '\n' || *line_ptr == '\r')
6852       {
6853         *line_ptr = '\0';
6854         break;
6855       }
6856     }
6857
6858     if (strlen(line) == 0)              /* special case: force empty line */
6859       strcpy(line, "\n");
6860
6861     line_ptr = line;
6862
6863     while (*line_ptr && current_line < max_lines_per_screen)
6864     {
6865       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
6866                                                  buffer, &buffer_len,
6867                                                  last_line_was_empty,
6868                                                  max_chars_per_line);
6869       if (buffer_filled)
6870       {
6871         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6872         current_line++;
6873
6874         last_line_was_empty = (buffer_len == 0);
6875
6876         buffer[0] = '\0';
6877         buffer_len = 0;
6878       }
6879     }
6880   }
6881
6882   fclose(file);
6883
6884   if (buffer_len > 0 && current_line < max_lines_per_screen)
6885   {
6886     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6887     current_line++;
6888   }
6889
6890   return (current_line - start_line);
6891 }
6892
6893 #endif
6894
6895 static void DrawPropertiesTabulatorGadgets()
6896 {
6897   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6898   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6899   int gd_x = gd->x + gd_gi->border.width / 2;
6900   int gd_y = gd->y + gd_gi->height - 1;
6901   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6902   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6903   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6904   int max_tabs = 4;
6905   int i;
6906
6907   /* draw additional "advanced" tabulator for custom elements */
6908   if (IS_CUSTOM_ELEMENT(properties_element))
6909     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6910
6911   for (i = id_first; i <= id_last; i++)
6912   {
6913     int gadget_id = textbutton_info[i].gadget_id;
6914     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6915     boolean active = (i != edit_mode_properties);
6916
6917     /* use "config 1" and "config 2" instead of "config" */
6918     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6919         IS_CUSTOM_ELEMENT(properties_element))
6920       continue;
6921
6922     /* draw background line below tabulator button */
6923     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6924
6925     /* draw solid line below inactive tabulator buttons */
6926     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6927       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6928
6929     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6930     MapTextbuttonGadget(i);
6931   }
6932
6933   /* draw little border line below tabulator buttons */
6934   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6935     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6936                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6937                   ED_GADGET_DISTANCE, tab_color);
6938 }
6939
6940 static void DrawPropertiesInfo()
6941 {
6942   static struct
6943   {
6944     int value;
6945     char *text;
6946   }
6947   properties[] =
6948   {
6949     /* configurable properties */
6950
6951     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6952     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6953     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6954     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6955     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6956     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6957     { EP_PROTECTED,             "- player is protected by it"           },
6958
6959     { EP_DIGGABLE,              "- can be digged away"                  },
6960     { EP_COLLECTIBLE,           "- can be collected"                    },
6961     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6962     { EP_THROWABLE,             "- can be thrown after collecting"      },
6963     { EP_PUSHABLE,              "- can be pushed"                       },
6964
6965     { EP_CAN_FALL,              "- can fall"                            },
6966     { EP_CAN_MOVE,              "- can move"                            },
6967
6968     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6969 #if 0
6970     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6971 #endif
6972     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6973
6974     { EP_SLIPPERY,              "- slippery for falling elements"       },
6975     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6976
6977     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6978     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6979     { EP_DONT_TOUCH,            "- deadly when touching"                },
6980
6981     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6982
6983     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6984     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6985     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6986
6987     { EP_CAN_CHANGE,            "- can change to other element"         },
6988
6989     /* pre-defined properties */
6990     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6991     { EP_SWITCHABLE,            "- can be switched"                     },
6992     { EP_HAS_CONTENT,           "- can contain other elements"          },
6993
6994     { -1,                       NULL                                    }
6995   };
6996   char *filename = getElementDescriptionFilename(properties_element);
6997   char *percentage_text = "In this level:";
6998   char *properties_text = "Standard properties:";
6999   float percentage;
7000   int num_elements_in_level;
7001   int num_standard_properties = 0;
7002   int font1_nr = FONT_TEXT_1;
7003   int font2_nr = FONT_TEXT_2;
7004   int font1_width = getFontWidth(font1_nr);
7005   int font2_height = getFontHeight(font2_nr);
7006   int pad_x = ED_SETTINGS_XPOS(0);
7007   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7008   int screen_line = 0;
7009   int i, x, y;
7010
7011 #if DEBUG
7012   if (IS_CUSTOM_ELEMENT(properties_element))
7013   {
7014     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7015               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
7016     screen_line++;
7017   }
7018   else if (IS_GROUP_ELEMENT(properties_element))
7019   {
7020     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7021               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
7022     screen_line++;
7023   }
7024 #endif
7025
7026   /* ----- print number of elements / percentage of this element in level */
7027
7028   num_elements_in_level = 0;
7029   for (y = 0; y < lev_fieldy; y++)
7030     for (x = 0; x < lev_fieldx; x++)
7031       if (Feld[x][y] == properties_element)
7032         num_elements_in_level++;
7033   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
7034
7035   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
7036             percentage_text);
7037   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
7038             pad_y + screen_line++ * font2_height, font2_nr,
7039             "%d (%.2f%%)", num_elements_in_level, percentage);
7040
7041   screen_line++;
7042
7043   /* ----- print standard properties of this element */
7044
7045   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
7046             properties_text);
7047
7048   for (i = 0; properties[i].value != -1; i++)
7049   {
7050     if (!HAS_PROPERTY(properties_element, properties[i].value))
7051       continue;
7052
7053     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
7054               properties[i].text);
7055     num_standard_properties++;
7056   }
7057
7058   if (num_standard_properties == 0)
7059     DrawTextS(pad_x + strlen(properties_text) * font1_width,
7060               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
7061
7062   screen_line++;
7063
7064   /* ----- print special description of this element */
7065
7066   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
7067   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
7068     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
7069 }
7070
7071 #define TEXT_COLLECTING         "Score for collecting"
7072 #define TEXT_SMASHING           "Score for smashing"
7073 #define TEXT_CRACKING           "Score for cracking"
7074 #define TEXT_SPEED              "Speed of amoeba growth"
7075 #define TEXT_DURATION           "Duration when activated"
7076
7077 static struct
7078 {
7079   int element;
7080   int *value;
7081   char *text;
7082 } elements_with_counter[] =
7083 {
7084   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
7085   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
7086   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7087   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7088   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7089   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7090   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
7091   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
7092   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
7093   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
7094   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
7095   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
7096   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
7097   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
7098   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
7099   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
7100   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
7101   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
7102   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
7103   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
7104   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7105   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7106   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7107   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7108   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7109   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7110   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7111   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7112   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7113   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7114   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7115   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7116   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7117   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
7118   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
7119   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
7120   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
7121   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7122   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7123   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
7124   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
7125   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
7126   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7127   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7128   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7129   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7130   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
7131   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
7132   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
7133   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
7134   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
7135 #if 1
7136   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
7137   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
7138   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
7139   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
7140 #else
7141   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7142   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7143   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7144   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7145 #endif
7146   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_SPEED      },
7147   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_SPEED      },
7148   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_SPEED      },
7149   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_SPEED      },
7150   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
7151   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
7152   { -1,                 NULL,                           NULL            }
7153 };
7154
7155 static boolean checkPropertiesConfig(int element)
7156 {
7157   int i;
7158
7159   if (IS_GEM(element) ||
7160       IS_CUSTOM_ELEMENT(element) ||
7161       IS_GROUP_ELEMENT(element) ||
7162       IS_ENVELOPE(element) ||
7163       ELEM_IS_PLAYER(element) ||
7164       HAS_CONTENT(element) ||
7165       CAN_GROW(element) ||
7166       COULD_MOVE_INTO_ACID(element) ||
7167       MAYBE_DONT_COLLIDE_WITH(element))
7168     return TRUE;
7169   else
7170     for (i = 0; elements_with_counter[i].element != -1; i++)
7171       if (elements_with_counter[i].element == element)
7172         return TRUE;
7173
7174   return FALSE;
7175 }
7176
7177 static void DrawPropertiesConfig()
7178 {
7179   int i;
7180
7181   if (!checkPropertiesConfig(properties_element))
7182   {
7183     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
7184
7185     return;
7186   }
7187
7188   /* check if there are elements where a score can be chosen for */
7189   for (i = 0; elements_with_counter[i].element != -1; i++)
7190   {
7191     if (elements_with_counter[i].element == properties_element)
7192     {
7193       int counter_id = ED_COUNTER_ID_ELEMENT_SCORE;
7194
7195       counterbutton_info[counter_id].y =
7196         ED_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
7197                          (CAN_GROW(properties_element) ? 1 : 0) +
7198                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
7199                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 :0));
7200
7201       counterbutton_info[counter_id].value = elements_with_counter[i].value;
7202       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
7203
7204       MapCounterButtons(counter_id);
7205
7206       break;
7207     }
7208   }
7209
7210   if (HAS_CONTENT(properties_element))
7211   {
7212     /* draw stickybutton gadget */
7213     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7214
7215     if (IS_AMOEBOID(properties_element))
7216       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7217     else
7218       DrawElementContentAreas();
7219   }
7220
7221   if (ELEM_IS_PLAYER(properties_element))
7222   {
7223     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7224     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7225                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7226                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7227     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7228     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7229   }
7230
7231   if (IS_GEM(properties_element))
7232     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7233
7234   if (COULD_MOVE_INTO_ACID(properties_element) &&
7235       !ELEM_IS_PLAYER(properties_element) &&
7236       (!IS_CUSTOM_ELEMENT(properties_element) ||
7237        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7238   {
7239     /* set position for checkbutton for "can move into acid" */
7240     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7241       ED_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7242     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7243       ED_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7244                        HAS_CONTENT(properties_element) ? 1 : 0);
7245
7246     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7247   }
7248
7249   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7250     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7251
7252   if (properties_element == EL_SPRING)
7253     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7254
7255   if (CAN_GROW(properties_element))
7256   {
7257     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7258       ED_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7259
7260     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7261   }
7262
7263   if (IS_ENVELOPE(properties_element))
7264   {
7265     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7266     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7267     int envelope_nr = properties_element - EL_ENVELOPE_1;
7268
7269     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7270     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7271
7272     /* display counter to choose size of envelope text area */
7273     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7274     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7275
7276     DrawEnvelopeTextArea(envelope_nr);
7277   }
7278
7279   if (IS_CUSTOM_ELEMENT(properties_element))
7280   {
7281     /* draw stickybutton gadget */
7282     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7283
7284     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7285     {
7286       /* draw checkbutton gadgets */
7287       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7288            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7289         MapCheckbuttonGadget(i);
7290
7291       /* draw counter gadgets */
7292       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7293            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7294         MapCounterButtons(i);
7295
7296       /* draw selectbox gadgets */
7297       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7298            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7299         MapSelectboxGadget(i);
7300
7301       /* draw textbutton gadgets */
7302       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7303
7304       /* draw text input gadgets */
7305       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7306
7307       /* draw drawing area gadgets */
7308       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7309     }
7310     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7311     {
7312       /* draw checkbutton gadgets */
7313       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7314            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7315         MapCheckbuttonGadget(i);
7316
7317       /* draw counter gadgets */
7318       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7319            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7320         MapCounterButtons(i);
7321
7322       /* draw selectbox gadgets */
7323       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7324            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7325         MapSelectboxGadget(i);
7326
7327       /* draw drawing area gadgets */
7328       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7329       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7330       DrawCustomContentArea();
7331     }
7332   }
7333   else if (IS_GROUP_ELEMENT(properties_element))
7334   {
7335     /* draw stickybutton gadget */
7336     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7337
7338     /* draw checkbutton gadgets */
7339     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7340     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7341
7342     /* draw counter gadgets */
7343     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7344
7345     /* draw selectbox gadgets */
7346     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7347
7348     /* draw textbutton gadgets */
7349     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7350
7351     /* draw drawing area gadgets */
7352     DrawGroupElementArea(properties_element);
7353
7354     /* draw text input gadgets */
7355     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7356
7357     /* draw drawing area gadgets */
7358     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7359   }
7360 }
7361
7362 static void DrawPropertiesChangeDrawingAreas()
7363 {
7364   if (IS_CUSTOM_ELEMENT(properties_element))
7365   {
7366     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7367     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7368
7369     DrawCustomChangeContentArea();
7370   }
7371
7372   redraw_mask |= REDRAW_FIELD;
7373 }
7374
7375 static void DrawPropertiesChange()
7376 {
7377   int i;
7378
7379   /* draw stickybutton gadget */
7380   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7381
7382   /* draw checkbutton gadgets */
7383   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7384        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7385     MapCheckbuttonGadget(i);
7386
7387   /* draw counter gadgets */
7388   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7389        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7390     MapCounterButtons(i);
7391
7392   /* draw selectbox gadgets */
7393   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7394        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7395     MapSelectboxGadget(i);
7396
7397   /* draw textbutton gadgets */
7398   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7399        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7400     MapTextbuttonGadget(i);
7401
7402   /* draw graphicbutton gadgets */
7403   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7404        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7405     MapGraphicbuttonGadget(i);
7406
7407   /* draw drawing area gadgets */
7408   DrawPropertiesChangeDrawingAreas();
7409 }
7410
7411 static void DrawElementName(int x, int y, int element)
7412 {
7413   char *element_name = getElementInfoText(element);
7414   int font_nr = FONT_TEXT_1;
7415   int font_width = getFontWidth(font_nr);
7416   int font_height = getFontHeight(font_nr);
7417   int max_text_width = SXSIZE - x - ED_SETTINGS_XPOS(0);
7418   int max_chars_per_line = max_text_width / font_width;
7419   char buffer[max_chars_per_line + 1];
7420
7421   if (strlen(element_name) <= max_chars_per_line)
7422     DrawTextS(x, y, font_nr, element_name);
7423   else
7424   {
7425     int next_pos = max_chars_per_line;
7426
7427     strncpy(buffer, element_name, max_chars_per_line);
7428     buffer[max_chars_per_line] = '\0';
7429
7430     if (element_name[max_chars_per_line] == ' ')
7431       next_pos++;
7432     else
7433     {
7434       int i;
7435
7436       for (i = max_chars_per_line - 1; i >= 0; i--)
7437         if (buffer[i] == ' ')
7438           break;
7439
7440       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7441       {
7442         buffer[i] = '\0';
7443         next_pos = i + 1;
7444       }
7445     }
7446
7447     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7448
7449     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7450     buffer[max_chars_per_line] = '\0';
7451
7452     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7453   }
7454 }
7455
7456 static void DrawPropertiesWindow()
7457 {
7458   int xstart = 2;
7459   int ystart = 4;
7460
7461   stick_element_properties_window = FALSE;
7462
7463   /* make sure that previous properties edit mode exists for this element */
7464   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7465       !IS_CUSTOM_ELEMENT(properties_element))
7466     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7467
7468   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7469       IS_CUSTOM_ELEMENT(properties_element))
7470     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7471
7472   CopyElementPropertiesToEditor(properties_element);
7473
7474   UnmapLevelEditorWindowGadgets();
7475   UnmapLevelEditorToolboxDrawingGadgets();
7476   UnmapLevelEditorToolboxCustomGadgets();
7477
7478   if (IS_CUSTOM_ELEMENT(properties_element) ||
7479       IS_GROUP_ELEMENT(properties_element))
7480     MapLevelEditorToolboxCustomGadgets();
7481
7482   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7483   ClearWindow();
7484
7485   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7486            "Element Settings", FONT_TITLE_1);
7487
7488   DrawElementBorder(SX + xstart * MINI_TILEX,
7489                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7490                     TILEX, TILEY, FALSE);
7491   DrawGraphicAnimationExt(drawto,
7492                           SX + xstart * MINI_TILEX,
7493                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7494                           el2img(properties_element), -1, NO_MASKING);
7495
7496   FrameCounter = 0;     /* restart animation frame counter */
7497
7498   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7499                   properties_element);
7500
7501   DrawPropertiesTabulatorGadgets();
7502
7503   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7504     DrawPropertiesInfo();
7505   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7506     DrawPropertiesChange();
7507   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7508     DrawPropertiesConfig();
7509 }
7510
7511 static void UpdateCustomElementGraphicGadgets()
7512 {
7513   int i;
7514
7515   ModifyEditorElementList();
7516   RedrawDrawingElements();
7517
7518   /* force redraw of all mapped drawing area gadgets */
7519   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7520   {
7521     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7522
7523     if (gi->mapped)
7524       MapDrawingArea(i);
7525   }
7526 }
7527
7528 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7529 {
7530   int lx = sx + level_xpos;
7531   int ly = sy + level_ypos;
7532
7533   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7534
7535   if (change_level)
7536     Feld[lx][ly] = element;
7537 }
7538
7539 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7540                      int element, boolean change_level)
7541 {
7542   if (from_y == to_y)                   /* horizontal line */
7543   {
7544     int x;
7545     int y = from_y;
7546
7547     if (from_x > to_x)
7548       swap_numbers(&from_x, &to_x);
7549
7550     for (x = from_x; x <= to_x; x++)
7551       DrawLineElement(x, y, element, change_level);
7552   }
7553   else if (from_x == to_x)              /* vertical line */
7554   {
7555     int x = from_x;
7556     int y;
7557
7558     if (from_y > to_y)
7559       swap_numbers(&from_y, &to_y);
7560
7561     for (y = from_y; y <= to_y; y++)
7562       DrawLineElement(x, y, element, change_level);
7563   }
7564   else                                  /* diagonal line */
7565   {
7566     int len_x = ABS(to_x - from_x);
7567     int len_y = ABS(to_y - from_y);
7568     int x, y;
7569
7570     if (len_y < len_x)                  /* a < 1 */
7571     {
7572       float a = (float)len_y / (float)len_x;
7573
7574       if (from_x > to_x)
7575         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7576
7577       for (x = 0; x <= len_x; x++)
7578       {
7579         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7580         DrawLineElement(from_x + x, from_y + y, element, change_level);
7581       }
7582     }
7583     else                                /* a >= 1 */
7584     {
7585       float a = (float)len_x / (float)len_y;
7586
7587       if (from_y > to_y)
7588         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7589
7590       for (y = 0; y <= len_y; y++)
7591       {
7592         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7593         DrawLineElement(from_x + x, from_y + y, element, change_level);
7594       }
7595     }
7596   }
7597 }
7598
7599 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7600                     int element, boolean change_level)
7601 {
7602   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7603   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7604   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7605   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7606 }
7607
7608 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7609                           int element, boolean change_level)
7610 {
7611   int y;
7612
7613   if (from_y > to_y)
7614     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7615
7616   for (y = from_y; y <= to_y; y++)
7617     DrawLine(from_x, y, to_x, y, element, change_level);
7618 }
7619
7620 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7621                        int element, boolean change_level)
7622 {
7623   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7624   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7625   int len_x = ABS(to_x - from_x);
7626   int len_y = ABS(to_y - from_y);
7627   int radius, x, y;
7628
7629   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7630
7631   /* not optimal (some points get drawn twice) but simple,
7632      and fast enough for the few points we are drawing */
7633
7634   for (x = 0; x <= radius; x++)
7635   {
7636     int sx, sy, lx, ly;
7637
7638     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7639
7640     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7641     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7642     lx = sx + level_xpos;
7643     ly = sy + level_ypos;
7644
7645     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7646       DrawLineElement(sx, sy, element, change_level);
7647   }
7648
7649   for (y = 0; y <= radius; y++)
7650   {
7651     int sx, sy, lx, ly;
7652
7653     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7654
7655     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7656     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7657     lx = sx + level_xpos;
7658     ly = sy + level_ypos;
7659
7660     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7661       DrawLineElement(sx, sy, element, change_level);
7662   }
7663 }
7664
7665 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7666                     int element, boolean change_level)
7667 {
7668   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7669   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7670
7671   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7672 }
7673
7674 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7675 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7676 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7677                        int element, boolean change_level)
7678 {
7679   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7680   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7681   int mirror_to_x2 = from_x - (to_x2 - from_x);
7682   int mirror_to_y2 = from_y - (to_y2 - from_y);
7683
7684   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7685   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7686   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7687   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7688 }
7689 #endif
7690
7691 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7692 {
7693   int from_sx, from_sy;
7694   int to_sx, to_sy;
7695
7696   if (from_x > to_x)
7697     swap_numbers(&from_x, &to_x);
7698
7699   if (from_y > to_y)
7700     swap_numbers(&from_y, &to_y);
7701
7702   from_sx = SX + from_x * MINI_TILEX;
7703   from_sy = SY + from_y * MINI_TILEY;
7704   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7705   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7706
7707   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7708   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7709   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7710   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7711
7712   if (from_x == to_x && from_y == to_y)
7713     MarkTileDirty(from_x/2, from_y/2);
7714   else
7715     redraw_mask |= REDRAW_FIELD;
7716 }
7717
7718 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7719                        int element, boolean change_level)
7720 {
7721   if (element == -1 || change_level)
7722     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7723   else
7724     DrawAreaBorder(from_x, from_y, to_x, to_y);
7725 }
7726
7727 /* values for CopyBrushExt() */
7728 #define CB_AREA_TO_BRUSH        0
7729 #define CB_BRUSH_TO_CURSOR      1
7730 #define CB_BRUSH_TO_LEVEL       2
7731 #define CB_DELETE_OLD_CURSOR    3
7732 #define CB_DUMP_BRUSH           4
7733
7734 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7735                          int button, int mode)
7736 {
7737   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7738   static int brush_width, brush_height;
7739   static int last_cursor_x = -1, last_cursor_y = -1;
7740   static boolean delete_old_brush;
7741   int new_element = BUTTON_ELEMENT(button);
7742   int x, y;
7743
7744   if (mode == CB_DUMP_BRUSH)
7745   {
7746     if (!draw_with_brush)
7747     {
7748       Error(ERR_WARN, "no brush selected");
7749
7750       return;
7751     }
7752
7753     for (y = 0; y < brush_height; y++)
7754     {
7755       for (x = 0; x < brush_width; x++)
7756       {
7757         int element = brush_buffer[x][y];
7758         int element_mapped = element;
7759
7760 #if 0
7761         char *element_string = "?";
7762         int k;
7763
7764         for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
7765         {
7766           if (forum_sketch_element_mapping[k].element == element)
7767           {
7768             element_mapped = forum_sketch_element_mapping[k].element_mapped;
7769             break;
7770           }
7771         }
7772
7773         if (IS_CUSTOM_ELEMENT(element))
7774           element_mapped = EL_CUSTOM_1;
7775
7776         for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
7777         {
7778           if (forum_sketch_element_strings[k].element == element_mapped)
7779           {
7780             element_string = forum_sketch_element_strings[k].element_string;
7781             break;
7782           }
7783         }
7784
7785         printf("`%s", element_string);
7786
7787 #else
7788
7789         if (IS_CUSTOM_ELEMENT(element))
7790           element_mapped = EL_CUSTOM_START;
7791         else if (element > EL_ENVELOPE_4)
7792           element_mapped = EL_CHAR_QUESTION;    /* change to EL_UNKNOWN ... */
7793
7794         printf("`%03d", element_mapped);
7795 #endif
7796       }
7797
7798       printf("\n");
7799     }
7800
7801     return;
7802   }
7803
7804   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7805     return;
7806
7807   if (mode == CB_AREA_TO_BRUSH)
7808   {
7809     int from_lx, from_ly;
7810
7811     if (from_x > to_x)
7812       swap_numbers(&from_x, &to_x);
7813
7814     if (from_y > to_y)
7815       swap_numbers(&from_y, &to_y);
7816
7817     brush_width = to_x - from_x + 1;
7818     brush_height = to_y - from_y + 1;
7819
7820     from_lx = from_x + level_xpos;
7821     from_ly = from_y + level_ypos;
7822
7823     for (y = 0; y < brush_height; y++)
7824     {
7825       for (x=0; x < brush_width; x++)
7826       {
7827         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7828
7829         if (button != 1)
7830           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7831       }
7832     }
7833
7834     if (button != 1)
7835       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7836
7837     delete_old_brush = FALSE;
7838   }
7839   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7840            mode == CB_BRUSH_TO_LEVEL)
7841   {
7842     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7843     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7844     int cursor_from_x = cursor_x - brush_width / 2;
7845     int cursor_from_y = cursor_y - brush_height / 2;
7846     int border_from_x = cursor_x, border_from_y = cursor_y;
7847     int border_to_x = cursor_x, border_to_y = cursor_y;
7848
7849     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7850       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7851
7852     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7853         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7854     {
7855       delete_old_brush = FALSE;
7856       return;
7857     }
7858
7859     for (y = 0; y < brush_height; y++)
7860     {
7861       for (x = 0; x < brush_width; x++)
7862       {
7863         int sx = cursor_from_x + x;
7864         int sy = cursor_from_y + y;
7865         int lx = sx + level_xpos;
7866         int ly = sy + level_ypos;
7867         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7868         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7869                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7870                        brush_buffer[x][y] : new_element);
7871
7872         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7873         {
7874           if (sx < border_from_x)
7875             border_from_x = sx;
7876           else if (sx > border_to_x)
7877             border_to_x = sx;
7878           if (sy < border_from_y)
7879             border_from_y = sy;
7880           else if (sy > border_to_y)
7881             border_to_y = sy;
7882
7883           DrawLineElement(sx, sy, element, change_level);
7884         }
7885       }
7886     }
7887
7888     if (mode != CB_DELETE_OLD_CURSOR)
7889       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7890
7891     last_cursor_x = cursor_x;
7892     last_cursor_y = cursor_y;
7893     delete_old_brush = TRUE;
7894   }
7895 }
7896
7897 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7898                             int button)
7899 {
7900   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7901 }
7902
7903 static void CopyBrushToLevel(int x, int y, int button)
7904 {
7905   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7906 }
7907
7908 static void CopyBrushToCursor(int x, int y)
7909 {
7910   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7911 }
7912
7913 static void DeleteBrushFromCursor()
7914 {
7915   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7916 }
7917
7918 void DumpBrush()
7919 {
7920   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7921 }
7922
7923 static void FloodFill(int from_x, int from_y, int fill_element)
7924 {
7925   int i,x,y;
7926   int old_element;
7927   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7928   static int safety = 0;
7929
7930   /* check if starting field still has the desired content */
7931   if (Feld[from_x][from_y] == fill_element)
7932     return;
7933
7934   safety++;
7935
7936   if (safety > lev_fieldx*lev_fieldy)
7937     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7938
7939   old_element = Feld[from_x][from_y];
7940   Feld[from_x][from_y] = fill_element;
7941
7942   for (i = 0; i < 4; i++)
7943   {
7944     x = from_x + check[i][0];
7945     y = from_y + check[i][1];
7946
7947     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7948       FloodFill(x, y, fill_element);
7949   }
7950
7951   safety--;
7952 }
7953
7954 /* values for DrawLevelText() modes */
7955 #define TEXT_INIT               0
7956 #define TEXT_SETCURSOR          1
7957 #define TEXT_WRITECHAR          2
7958 #define TEXT_BACKSPACE          3
7959 #define TEXT_NEWLINE            4
7960 #define TEXT_END                5
7961 #define TEXT_QUERY_TYPING       6
7962
7963 static int DrawLevelText(int sx, int sy, char letter, int mode)
7964 {
7965   static short delete_buffer[MAX_LEV_FIELDX];
7966   static int start_sx, start_sy;
7967   static int last_sx, last_sy;
7968   static boolean typing = FALSE;
7969   int letter_element = EL_CHAR_ASCII0 + letter;
7970   int lx = 0, ly = 0;
7971
7972   /* map lower case letters to upper case and convert special characters */
7973   if (letter >= 'a' && letter <= 'z')
7974     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7975   else if (letter == 'ä' || letter == 'Ä')
7976     letter_element = EL_CHAR_AUMLAUT;
7977   else if (letter == 'ö' || letter == 'Ö')
7978     letter_element = EL_CHAR_OUMLAUT;
7979   else if (letter == 'ü' || letter == 'Ü')
7980     letter_element = EL_CHAR_UUMLAUT;
7981   else if (letter == '^')
7982     letter_element = EL_CHAR_COPYRIGHT;
7983   else
7984     letter_element = EL_CHAR_ASCII0 + letter;
7985
7986   if (mode != TEXT_INIT)
7987   {
7988     if (!typing)
7989       return FALSE;
7990
7991     if (mode != TEXT_SETCURSOR)
7992     {
7993       sx = last_sx;
7994       sy = last_sy;
7995     }
7996
7997     lx = last_sx + level_xpos;
7998     ly = last_sy + level_ypos;
7999   }
8000
8001   switch (mode)
8002   {
8003     case TEXT_INIT:
8004       if (typing)
8005         DrawLevelText(0, 0, 0, TEXT_END);
8006
8007       typing = TRUE;
8008       start_sx = last_sx = sx;
8009       start_sy = last_sy = sy;
8010       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
8011       break;
8012
8013     case TEXT_SETCURSOR:
8014       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
8015       DrawAreaBorder(sx, sy, sx, sy);
8016       last_sx = sx;
8017       last_sy = sy;
8018       break;
8019
8020     case TEXT_WRITECHAR:
8021       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
8022       {
8023         delete_buffer[sx - start_sx] = Feld[lx][ly];
8024         Feld[lx][ly] = letter_element;
8025
8026         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
8027           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
8028         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
8029           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8030         else
8031           DrawLevelText(0, 0, 0, TEXT_END);
8032
8033         level.changed = TRUE;
8034       }
8035       break;
8036
8037     case TEXT_BACKSPACE:
8038       if (sx > start_sx)
8039       {
8040         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
8041         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
8042         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
8043       }
8044       break;
8045
8046     case TEXT_NEWLINE:
8047       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
8048         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8049       else
8050         DrawLevelText(0, 0, 0, TEXT_END);
8051       break;
8052
8053     case TEXT_END:
8054       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8055       DrawMiniElement(sx, sy, Feld[lx][ly]);
8056       typing = FALSE;
8057       break;
8058
8059     case TEXT_QUERY_TYPING:
8060       break;
8061
8062     default:
8063       break;
8064   }
8065
8066   return typing;
8067 }
8068
8069 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
8070                           int element, boolean change_level)
8071 {
8072   int lx = sx + level_xpos;
8073   int ly = sy + level_ypos;
8074
8075   if (element == -1)
8076     DrawMiniElement(sx, sy, Feld[lx][ly]);
8077   else
8078     DrawAreaBorder(sx, sy, sx, sy);
8079 }
8080
8081 static void CopyLevelToUndoBuffer(int mode)
8082 {
8083   static boolean accumulated_undo = FALSE;
8084   boolean new_undo_buffer_position = TRUE;
8085   int last_border_element;
8086   int x, y;
8087
8088   switch (mode)
8089   {
8090     case UNDO_IMMEDIATE:
8091       accumulated_undo = FALSE;
8092       break;
8093
8094     case UNDO_ACCUMULATE:
8095       if (accumulated_undo)
8096         new_undo_buffer_position = FALSE;
8097       accumulated_undo = TRUE;
8098       break;
8099
8100     default:
8101       break;
8102   }
8103
8104   if (new_undo_buffer_position)
8105   {
8106     /* new position in undo buffer ring */
8107     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
8108
8109     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
8110       undo_buffer_steps++;
8111   }
8112
8113   for (x = 0; x < lev_fieldx; x++)
8114     for (y = 0; y < lev_fieldy; y++)
8115       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
8116
8117   /* check if drawing operation forces change of border style */
8118   last_border_element = BorderElement;
8119   SetBorderElement();
8120   if (BorderElement != last_border_element)
8121     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8122
8123   level.changed = TRUE;
8124 }
8125
8126 static void RandomPlacement(int new_element)
8127 {
8128   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
8129   int num_free_positions = 0;
8130   int num_percentage, num_elements;
8131   int x, y;
8132
8133   /* determine number of free positions for randomly placing the new element */
8134   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
8135   {
8136     free_position[x][y] =
8137       (random_placement_background_restricted ?
8138        Feld[x][y] == random_placement_background_element :
8139        Feld[x][y] != new_element);
8140
8141     if (free_position[x][y])
8142       num_free_positions++;
8143   }
8144
8145   /* determine number of new elements to place there */
8146   num_percentage = num_free_positions * random_placement_value / 100;
8147   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
8148                   num_percentage : random_placement_value);
8149
8150   /* if less free positions than elements to place, fill all these positions */
8151   if (num_free_positions < num_elements)
8152   {
8153     for (x = 0; x < lev_fieldx; x++)
8154       for (y = 0; y < lev_fieldy; y++)
8155         if (free_position[x][y])
8156           Feld[x][y] = new_element;
8157   }
8158   else
8159   {
8160     while (num_elements > 0)
8161     {
8162       x = RND(lev_fieldx);
8163       y = RND(lev_fieldy);
8164
8165       /* don't place element at the same position twice */
8166       if (free_position[x][y])
8167       {
8168         free_position[x][y] = FALSE;
8169         Feld[x][y] = new_element;
8170         num_elements--;
8171       }
8172     }
8173   }
8174
8175   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8176   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8177 }
8178
8179 void WrapLevel(int dx, int dy)
8180 {
8181   int wrap_dx = lev_fieldx - dx;
8182   int wrap_dy = lev_fieldy - dy;
8183   int x, y;
8184
8185   for (x = 0; x < lev_fieldx; x++)
8186     for (y = 0; y < lev_fieldy; y++)
8187       FieldBackup[x][y] = Feld[x][y];
8188
8189   for (x = 0; x < lev_fieldx; x++)
8190     for (y = 0; y < lev_fieldy; y++)
8191       Feld[x][y] =
8192         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
8193
8194   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8195   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
8196 }
8197
8198 static void HandleDrawingAreas(struct GadgetInfo *gi)
8199 {
8200   static boolean started_inside_drawing_area = FALSE;
8201   int id = gi->custom_id;
8202   boolean button_press_event;
8203   boolean button_release_event;
8204   boolean inside_drawing_area = !gi->event.off_borders;
8205   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
8206   int actual_drawing_function;
8207   int button = gi->event.button;
8208   int new_element = BUTTON_ELEMENT(button);
8209   int sx = gi->event.x, sy = gi->event.y;
8210   int min_sx = 0, min_sy = 0;
8211   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
8212   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
8213   int lx = 0, ly = 0;
8214   int min_lx = 0, min_ly = 0;
8215   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8216   int x, y;
8217
8218   /* handle info callback for each invocation of action callback */
8219   gi->callback_info(gi);
8220
8221   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8222   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8223
8224   /* make sure to stay inside drawing area boundaries */
8225   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8226   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8227
8228   if (draw_level)
8229   {
8230     /* get positions inside level field */
8231     lx = sx + level_xpos;
8232     ly = sy + level_ypos;
8233
8234     if (!IN_LEV_FIELD(lx, ly))
8235       inside_drawing_area = FALSE;
8236
8237     /* make sure to stay inside level field boundaries */
8238     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8239     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8240
8241     /* correct drawing area positions accordingly */
8242     sx = lx - level_xpos;
8243     sy = ly - level_ypos;
8244   }
8245
8246   if (button_press_event)
8247     started_inside_drawing_area = inside_drawing_area;
8248
8249   if (!started_inside_drawing_area)
8250     return;
8251
8252   if (!button && !button_release_event)
8253     return;
8254
8255   /* automatically switch to 'single item' drawing mode, if needed */
8256   actual_drawing_function =
8257     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8258      drawing_function : GADGET_ID_SINGLE_ITEMS);
8259
8260   /* clicking into drawing area with pressed Control key picks element */
8261   if (GetKeyModState() & KMOD_Control)
8262   {
8263     last_drawing_function = drawing_function;
8264     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8265   }
8266
8267   switch (actual_drawing_function)
8268   {
8269     case GADGET_ID_SINGLE_ITEMS:
8270       if (draw_level)
8271       {
8272         if (button_release_event)
8273         {
8274           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8275
8276           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8277               !inside_drawing_area)
8278             DeleteBrushFromCursor();
8279         }
8280
8281         if (!button)
8282           break;
8283
8284         if (draw_with_brush)
8285         {
8286           if (!button_release_event)
8287             CopyBrushToLevel(sx, sy, button);
8288         }
8289         else if (new_element != Feld[lx][ly])
8290         {
8291           if (new_element == EL_PLAYER_1)
8292           {
8293             /* remove player at old position */
8294             for (y = 0; y < lev_fieldy; y++)
8295             {
8296               for (x = 0; x < lev_fieldx; x++)
8297               {
8298                 if (Feld[x][y] == EL_PLAYER_1)
8299                 {
8300                   Feld[x][y] = EL_EMPTY;
8301                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8302                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8303                     DrawMiniElement(x - level_xpos, y - level_ypos,
8304                                     EL_EMPTY);
8305                 }
8306               }
8307             }
8308           }
8309
8310           Feld[lx][ly] = new_element;
8311           DrawMiniElement(sx, sy, new_element);
8312         }
8313       }
8314       else
8315       {
8316         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8317           DrawMiniGraphicExt(drawto,
8318                              gi->x + sx * MINI_TILEX,
8319                              gi->y + sy * MINI_TILEY,
8320                              el2edimg(new_element));
8321         else
8322           DrawGraphicExt(drawto,
8323                          gi->x + sx * TILEX,
8324                          gi->y + sy * TILEY,
8325                          el2img(new_element), 0);
8326
8327         if (id == GADGET_ID_AMOEBA_CONTENT)
8328           level.amoeba_content = new_element;
8329         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8330         {
8331           new_element = GFX_ELEMENT(new_element);
8332           custom_element.gfx_element = new_element;
8333
8334           CopyElementPropertiesToGame(properties_element);
8335
8336           UpdateCustomElementGraphicGadgets();
8337
8338           FrameCounter = 0;     /* restart animation frame counter */
8339         }
8340         else if (id == GADGET_ID_CUSTOM_CONTENT)
8341         {
8342           custom_element.content[sx][sy] = new_element;
8343
8344           CopyCustomElementPropertiesToGame(properties_element);
8345         }
8346         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8347         {
8348           custom_element.move_enter_element = new_element;
8349
8350           CopyCustomElementPropertiesToGame(properties_element);
8351         }
8352         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8353         {
8354           custom_element.move_leave_element = new_element;
8355
8356           CopyCustomElementPropertiesToGame(properties_element);
8357         }
8358         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8359         {
8360           custom_element_change.target_element = new_element;
8361
8362           CopyCustomElementPropertiesToGame(properties_element);
8363         }
8364         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8365         {
8366           custom_element_change.target_content[sx][sy] = new_element;
8367
8368           CopyCustomElementPropertiesToGame(properties_element);
8369         }
8370         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8371         {
8372           custom_element_change.trigger_element = new_element;
8373
8374           CopyCustomElementPropertiesToGame(properties_element);
8375         }
8376         else if (id == GADGET_ID_GROUP_CONTENT)
8377         {
8378           group_element_info.element[sx] = new_element;
8379
8380           CopyGroupElementPropertiesToGame(properties_element);
8381         }
8382         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8383           random_placement_background_element = new_element;
8384         else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8385                  id <= GADGET_ID_ELEMENT_CONTENT_7)
8386           level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy] =
8387             new_element;
8388       }
8389       break;
8390
8391     case GADGET_ID_CONNECTED_ITEMS:
8392       {
8393         static int last_sx = -1;
8394         static int last_sy = -1;
8395
8396         if (button_release_event)
8397           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8398
8399         if (button)
8400         {
8401           if (!button_press_event)
8402             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8403
8404           last_sx = sx;
8405           last_sy = sy;
8406         }
8407       }
8408       break;
8409
8410     case GADGET_ID_LINE:
8411     case GADGET_ID_ARC:
8412     case GADGET_ID_RECTANGLE:
8413     case GADGET_ID_FILLED_BOX:
8414     case GADGET_ID_GRAB_BRUSH:
8415     case GADGET_ID_TEXT:
8416       {
8417         static int last_sx = -1;
8418         static int last_sy = -1;
8419         static int start_sx = -1;
8420         static int start_sy = -1;
8421         void (*draw_func)(int, int, int, int, int, boolean);
8422
8423         if (drawing_function == GADGET_ID_LINE)
8424           draw_func = DrawLine;
8425         else if (drawing_function == GADGET_ID_ARC)
8426           draw_func = DrawArc;
8427         else if (drawing_function == GADGET_ID_RECTANGLE)
8428           draw_func = DrawBox;
8429         else if (drawing_function == GADGET_ID_FILLED_BOX)
8430           draw_func = DrawFilledBox;
8431         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8432           draw_func = SelectArea;
8433         else /* (drawing_function == GADGET_ID_TEXT) */
8434           draw_func = SetTextCursor;
8435
8436         if (button_press_event)
8437         {
8438           draw_func(sx, sy, sx, sy, new_element, FALSE);
8439           start_sx = last_sx = sx;
8440           start_sy = last_sy = sy;
8441
8442           if (drawing_function == GADGET_ID_TEXT)
8443             DrawLevelText(0, 0, 0, TEXT_END);
8444         }
8445         else if (button_release_event)
8446         {
8447           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8448           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8449           {
8450             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8451             CopyBrushToCursor(sx, sy);
8452             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8453                           MB_LEFTBUTTON);
8454             draw_with_brush = TRUE;
8455           }
8456           else if (drawing_function == GADGET_ID_TEXT)
8457             DrawLevelText(sx, sy, 0, TEXT_INIT);
8458           else
8459             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8460         }
8461         else if (last_sx != sx || last_sy != sy)
8462         {
8463           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8464           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8465           last_sx = sx;
8466           last_sy = sy;
8467         }
8468       }
8469       break;
8470
8471     case GADGET_ID_FLOOD_FILL:
8472       if (button_press_event && Feld[lx][ly] != new_element)
8473       {
8474         FloodFill(lx, ly, new_element);
8475         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8476         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8477       }
8478       break;
8479
8480     case GADGET_ID_PICK_ELEMENT:
8481       if (button_release_event)
8482         ClickOnGadget(level_editor_gadget[last_drawing_function],
8483                       MB_LEFTBUTTON);
8484       else if (draw_level)
8485         PickDrawingElement(button, Feld[lx][ly]);
8486       else if (id == GADGET_ID_AMOEBA_CONTENT)
8487         PickDrawingElement(button, level.amoeba_content);
8488       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8489         PickDrawingElement(button, custom_element.gfx_element);
8490       else if (id == GADGET_ID_CUSTOM_CONTENT)
8491         PickDrawingElement(button, custom_element.content[sx][sy]);
8492       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8493         PickDrawingElement(button, custom_element.move_enter_element);
8494       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8495         PickDrawingElement(button, custom_element.move_leave_element);
8496       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8497         PickDrawingElement(button, custom_element_change.target_element);
8498       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8499         PickDrawingElement(button, custom_element_change.target_content[sx][sy]);
8500       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8501         PickDrawingElement(button, custom_element_change.trigger_element);
8502       else if (id == GADGET_ID_GROUP_CONTENT)
8503         PickDrawingElement(button, group_element_info.element[sx]);
8504       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8505         PickDrawingElement(button, random_placement_background_element);
8506       else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8507                id <= GADGET_ID_ELEMENT_CONTENT_7)
8508       {
8509         int i = id - GADGET_ID_ELEMENT_CONTENT_0;
8510
8511         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8512       }
8513
8514       break;
8515
8516     default:
8517       break;
8518   }
8519 }
8520
8521 static void HandleCounterButtons(struct GadgetInfo *gi)
8522 {
8523   int gadget_id = gi->custom_id;
8524   int counter_id = gi->custom_type_id;
8525   int button = gi->event.button;
8526   int *counter_value = counterbutton_info[counter_id].value;
8527   int step = BUTTON_STEPSIZE(button) *
8528     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8529
8530   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8531   {
8532     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8533     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8534     boolean level_changed = LevelChanged();
8535
8536     if ((level_changed && pressed) || (!level_changed && released))
8537       return;
8538
8539     if (level_changed && !Request("Level has changed! Discard changes ?",
8540                                   REQ_ASK))
8541     {
8542       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8543         ModifyEditorCounter(counter_id, *counter_value);
8544
8545       return;
8546     }
8547   }
8548
8549   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8550     *counter_value = gi->textinput.number_value;
8551   else
8552     ModifyEditorCounter(counter_id, *counter_value + step);
8553
8554   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8555   {
8556       LoadLevel(level_nr);
8557       TapeErase();
8558       ResetUndoBuffer();
8559       DrawEditModeWindow();
8560
8561       return;
8562   }
8563
8564   switch (counter_id)
8565   {
8566     case ED_COUNTER_ID_ELEMENT_CONTENT:
8567       DrawElementContentAreas();
8568       break;
8569
8570     case ED_COUNTER_ID_GROUP_CONTENT:
8571       DrawGroupElementArea(properties_element);
8572       CopyGroupElementPropertiesToGame(properties_element);
8573       break;
8574
8575     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8576     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8577       DrawEnvelopeTextArea(-1);
8578       break;
8579
8580     case ED_COUNTER_ID_LEVEL_XSIZE:
8581     case ED_COUNTER_ID_LEVEL_YSIZE:
8582       lev_fieldx = level.fieldx;
8583       lev_fieldy = level.fieldy;
8584       break;
8585
8586     default:
8587       break;
8588   }
8589
8590   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8591        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8592       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8593        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8594     CopyElementPropertiesToGame(properties_element);
8595
8596   level.changed = TRUE;
8597 }
8598
8599 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8600 {
8601   int type_id = gi->custom_type_id;
8602
8603   strcpy(textinput_info[type_id].value, gi->textinput.value);
8604
8605   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8606   {
8607     CopyElementPropertiesToGame(properties_element);
8608
8609     ModifyEditorElementList();  /* update changed button info text */
8610   }
8611
8612   level.changed = TRUE;
8613 }
8614
8615 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8616 {
8617   int type_id = gi->custom_type_id;
8618
8619   strcpy(textarea_info[type_id].value, gi->textarea.value);
8620
8621   level.changed = TRUE;
8622 }
8623
8624 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8625 {
8626   int type_id = gi->custom_type_id;
8627
8628   *selectbox_info[type_id].value =
8629     selectbox_info[type_id].options[gi->selectbox.index].value;
8630
8631   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8632   {
8633     element_info[properties_element].current_change_page = gi->selectbox.index;
8634
8635     DrawPropertiesWindow();
8636   }
8637   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8638             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8639            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8640             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8641            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8642   {
8643     CopyElementPropertiesToGame(properties_element);
8644
8645     level.changed = TRUE;
8646   }
8647 }
8648
8649 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8650 {
8651   int type_id = gi->custom_type_id;
8652   int i;
8653
8654   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8655       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8656   {
8657     edit_mode_properties = gi->custom_type_id;
8658
8659     DrawPropertiesWindow();
8660   }
8661   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8662   {
8663     char *template_filename = getDefaultLevelFilename(-1);
8664     boolean new_template = !fileExists(template_filename);
8665
8666     if (new_template ||
8667         Request("Save this template and kill the old ?", REQ_ASK))
8668       SaveLevelTemplate();
8669
8670     if (new_template)
8671       Request("Template saved !", REQ_CONFIRM);
8672   }
8673   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8674            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8675   {
8676     struct ElementInfo *ei = &element_info[properties_element];
8677
8678     setElementChangePages(ei, ei->num_change_pages + 1);
8679
8680     /* set new change page to be new current change page */
8681     ei->current_change_page = ei->num_change_pages - 1;
8682     ei->change = &ei->change_page[ei->current_change_page];
8683
8684     setElementChangeInfoToDefaults(ei->change);
8685
8686     DrawPropertiesWindow();
8687
8688     level.changed = TRUE;
8689   }
8690   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8691            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8692   {
8693     struct ElementInfo *ei = &element_info[properties_element];
8694
8695     /* copy all change pages after change page to be deleted */
8696     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8697       ei->change_page[i] = ei->change_page[i + 1];
8698
8699     setElementChangePages(ei, ei->num_change_pages - 1);
8700
8701     DrawPropertiesWindow();
8702
8703     level.changed = TRUE;
8704   }
8705 }
8706
8707 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8708 {
8709   int type_id = gi->custom_type_id;
8710
8711   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8712       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8713   {
8714     struct ElementInfo *ei = &element_info[properties_element];
8715     int step = BUTTON_STEPSIZE(gi->event.button);
8716
8717     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8718     ei->current_change_page += step;
8719
8720     if (ei->current_change_page < 0)
8721       ei->current_change_page = 0;
8722     else if (ei->current_change_page >= ei->num_change_pages)
8723       ei->current_change_page = ei->num_change_pages - 1;
8724
8725     DrawPropertiesWindow();
8726   }
8727   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8728            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8729   {
8730     struct ElementInfo *ei = &element_info[properties_element];
8731     int current_change_page = ei->current_change_page;
8732
8733     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8734       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8735         ei->change_page[current_change_page];
8736     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8737     {
8738       ei->change_page[current_change_page] =
8739         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8740
8741       level.changed = TRUE;
8742     }
8743
8744     DrawPropertiesWindow();
8745   }
8746 }
8747
8748 static void HandleRadiobuttons(struct GadgetInfo *gi)
8749 {
8750   *radiobutton_info[gi->custom_type_id].value =
8751     radiobutton_info[gi->custom_type_id].checked_value;
8752
8753   level.changed = TRUE;
8754 }
8755
8756 static void HandleCheckbuttons(struct GadgetInfo *gi)
8757 {
8758   int type_id = gi->custom_type_id;
8759
8760   *checkbutton_info[type_id].value ^= TRUE;
8761
8762   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8763       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8764       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8765       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8766          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8767         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8768          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8769        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8770   {
8771     CopyElementPropertiesToGame(properties_element);
8772   }
8773
8774   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8775   {
8776     UpdateCustomElementGraphicGadgets();
8777   }
8778   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8779   {
8780     char *template_filename = getDefaultLevelFilename(-1);
8781
8782     if (level.use_custom_template && !fileExists(template_filename))
8783     {
8784       Request("No level template found !", REQ_CONFIRM);
8785
8786       level.use_custom_template = FALSE;
8787       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8788
8789       return;
8790     }
8791
8792     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8793
8794     DrawEditModeWindow();
8795   }
8796
8797   level.changed = TRUE;
8798 }
8799
8800 static void HandleControlButtons(struct GadgetInfo *gi)
8801 {
8802   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8803   static int last_edit_mode = ED_MODE_DRAWING;
8804   static int last_custom_copy_mode = -1;
8805   int id = gi->custom_id;
8806   int button = gi->event.button;
8807   int step = BUTTON_STEPSIZE(button);
8808   int new_element = BUTTON_ELEMENT(button);
8809   int x, y;
8810
8811   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8812     DrawLevelText(0, 0, 0, TEXT_END);
8813
8814   if (id < ED_NUM_CTRL1_BUTTONS &&
8815       id != GADGET_ID_SINGLE_ITEMS &&
8816       id != GADGET_ID_PROPERTIES &&
8817       id != GADGET_ID_PICK_ELEMENT &&
8818       edit_mode != ED_MODE_DRAWING &&
8819       drawing_function != GADGET_ID_PICK_ELEMENT &&
8820       !(GetKeyModState() & KMOD_Control))
8821   {
8822     DrawDrawingWindow();
8823     edit_mode = ED_MODE_DRAWING;
8824   }
8825
8826   /* element copy mode active, but no element button pressed => deactivate */
8827   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8828     last_custom_copy_mode = -1;
8829
8830   switch (id)
8831   {
8832     case GADGET_ID_SCROLL_LEFT:
8833       if (level_xpos >= 0)
8834       {
8835         if (lev_fieldx < ed_fieldx - 2)
8836           break;
8837
8838         level_xpos -= step;
8839         if (level_xpos < -1)
8840           level_xpos = -1;
8841         if (button == 1)
8842           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8843         else
8844           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8845
8846         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8847                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8848       }
8849       break;
8850
8851     case GADGET_ID_SCROLL_RIGHT:
8852       if (level_xpos <= lev_fieldx - ed_fieldx)
8853       {
8854         if (lev_fieldx < ed_fieldx - 2)
8855           break;
8856
8857         level_xpos += step;
8858         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8859           level_xpos = lev_fieldx - ed_fieldx + 1;
8860         if (button == 1)
8861           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8862         else
8863           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8864
8865         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8866                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8867       }
8868       break;
8869
8870     case GADGET_ID_SCROLL_UP:
8871       if (level_ypos >= 0)
8872       {
8873         if (lev_fieldy < ed_fieldy - 2)
8874           break;
8875
8876         level_ypos -= step;
8877         if (level_ypos < -1)
8878           level_ypos = -1;
8879         if (button == 1)
8880           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8881         else
8882           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8883
8884         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8885                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8886       }
8887       break;
8888
8889     case GADGET_ID_SCROLL_DOWN:
8890       if (level_ypos <= lev_fieldy - ed_fieldy)
8891       {
8892         if (lev_fieldy < ed_fieldy - 2)
8893           break;
8894
8895         level_ypos += step;
8896         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8897           level_ypos = lev_fieldy - ed_fieldy + 1;
8898         if (button == 1)
8899           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8900         else
8901           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8902
8903         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8904                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8905       }
8906       break;
8907
8908     case GADGET_ID_SCROLL_HORIZONTAL:
8909       level_xpos = gi->event.item_position - 1;
8910       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8911       break;
8912
8913     case GADGET_ID_SCROLL_VERTICAL:
8914       level_ypos = gi->event.item_position - 1;
8915       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8916       break;
8917
8918     case GADGET_ID_SCROLL_LIST_UP:
8919     case GADGET_ID_SCROLL_LIST_DOWN:
8920     case GADGET_ID_SCROLL_LIST_VERTICAL:
8921       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8922         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8923       else
8924       {
8925         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8926         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8927
8928         if (element_shift < 0)
8929           element_shift = 0;
8930         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8931           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8932
8933         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8934                      GDI_SCROLLBAR_ITEM_POSITION,
8935                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8936       }
8937
8938       ModifyEditorElementList();
8939
8940       break;
8941
8942     case GADGET_ID_WRAP_LEFT:
8943       WrapLevel(-step, 0);
8944       break;
8945
8946     case GADGET_ID_WRAP_RIGHT:
8947       WrapLevel(step, 0);
8948       break;
8949
8950     case GADGET_ID_WRAP_UP:
8951       WrapLevel(0, -step);
8952       break;
8953
8954     case GADGET_ID_WRAP_DOWN:
8955       WrapLevel(0, step);
8956       break;
8957
8958     case GADGET_ID_SINGLE_ITEMS:
8959     case GADGET_ID_CONNECTED_ITEMS:
8960     case GADGET_ID_LINE:
8961     case GADGET_ID_ARC:
8962     case GADGET_ID_TEXT:
8963     case GADGET_ID_RECTANGLE:
8964     case GADGET_ID_FILLED_BOX:
8965     case GADGET_ID_FLOOD_FILL:
8966     case GADGET_ID_GRAB_BRUSH:
8967     case GADGET_ID_PICK_ELEMENT:
8968       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8969         last_drawing_function = drawing_function;
8970       drawing_function = id;
8971       draw_with_brush = FALSE;
8972       break;
8973
8974     case GADGET_ID_RANDOM_PLACEMENT:
8975       RandomPlacement(new_element);
8976       break;
8977
8978     case GADGET_ID_PROPERTIES:
8979       if (edit_mode != ED_MODE_PROPERTIES)
8980       {
8981         properties_element = new_element;
8982         DrawPropertiesWindow();
8983         edit_mode = ED_MODE_PROPERTIES;
8984
8985         last_level_drawing_function = drawing_function;
8986         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8987                       MB_LEFTBUTTON);
8988       }
8989       else
8990       {
8991         DrawDrawingWindow();
8992         edit_mode = ED_MODE_DRAWING;
8993
8994         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8995                       MB_LEFTBUTTON);
8996       }
8997       break;
8998
8999     case GADGET_ID_CUSTOM_COPY_FROM:
9000     case GADGET_ID_CUSTOM_COPY_TO:
9001     case GADGET_ID_CUSTOM_EXCHANGE:
9002       last_custom_copy_mode = id;
9003       last_drawing_function = drawing_function;
9004       break;
9005
9006     case GADGET_ID_CUSTOM_COPY:
9007       CopyCustomElement(properties_element, -1, id);
9008       break;
9009
9010     case GADGET_ID_CUSTOM_PASTE:
9011       CopyCustomElement(-1, properties_element, id);
9012       break;
9013
9014     case GADGET_ID_UNDO:
9015       if (undo_buffer_steps == 0)
9016       {
9017         Request("Undo buffer empty !", REQ_CONFIRM);
9018         break;
9019       }
9020
9021       if (edit_mode != ED_MODE_DRAWING)
9022       {
9023         DrawDrawingWindow();
9024         edit_mode = ED_MODE_DRAWING;
9025       }
9026
9027       undo_buffer_position =
9028         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
9029       undo_buffer_steps--;
9030
9031       for (x = 0; x < lev_fieldx; x++)
9032         for (y = 0; y < lev_fieldy; y++)
9033           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
9034       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
9035       break;
9036
9037     case GADGET_ID_INFO:
9038       if (edit_mode != ED_MODE_INFO)
9039       {
9040         last_edit_mode = edit_mode;
9041         edit_mode = ED_MODE_INFO;
9042
9043         DrawLevelInfoWindow();
9044       }
9045       else
9046       {
9047         edit_mode = last_edit_mode;
9048
9049         DrawEditModeWindow();
9050       }
9051       break;
9052
9053     case GADGET_ID_CLEAR:
9054       if (edit_mode != ED_MODE_DRAWING)
9055       {
9056         DrawDrawingWindow();
9057         edit_mode = ED_MODE_DRAWING;
9058       }
9059
9060       for (x = 0; x < MAX_LEV_FIELDX; x++)
9061         for (y = 0; y < MAX_LEV_FIELDY; y++)
9062           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
9063
9064       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
9065
9066       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9067       break;
9068
9069     case GADGET_ID_SAVE:
9070       if (leveldir_current->readonly)
9071       {
9072         Request("This level is read only !", REQ_CONFIRM);
9073         break;
9074       }
9075
9076       if (!LevelContainsPlayer())
9077         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9078       else
9079       {
9080         char *level_filename = getDefaultLevelFilename(level_nr);
9081         boolean new_level = !fileExists(level_filename);
9082
9083         if (new_level ||
9084             Request("Save this level and kill the old ?", REQ_ASK))
9085         {
9086           CopyPlayfield(Feld, level.field);
9087
9088           SaveLevel(level_nr);
9089         }
9090
9091         if (new_level)
9092           Request("Level saved !", REQ_CONFIRM);
9093
9094         level.changed = FALSE;
9095       }
9096       break;
9097
9098     case GADGET_ID_TEST:
9099       if (!LevelContainsPlayer())
9100         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9101       else
9102       {
9103         if (LevelChanged())
9104           level.game_version = GAME_VERSION_ACTUAL;
9105
9106         CopyPlayfield(level.field, FieldBackup);
9107         CopyPlayfield(Feld, level.field);
9108
9109         CopyNativeLevel_RND_to_Native(&level);
9110
9111         UnmapLevelEditorGadgets();
9112         UndrawSpecialEditorDoor();
9113
9114         CloseDoor(DOOR_CLOSE_ALL);
9115
9116         DrawCompleteVideoDisplay();
9117
9118         if (setup.autorecord)
9119           TapeStartRecording();
9120
9121         level_editor_test_game = TRUE;
9122         game_status = GAME_MODE_PLAYING;
9123
9124         InitGame();
9125       }
9126       break;
9127
9128     case GADGET_ID_EXIT:
9129       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
9130       break;
9131
9132     default:
9133       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
9134           id <= GADGET_ID_ELEMENTLIST_LAST)
9135       {
9136         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
9137         int new_element = editor_elements[element_position + element_shift];
9138
9139         if (last_custom_copy_mode != -1)
9140         {
9141           if (CopyCustomElement(properties_element, new_element,
9142                                 last_custom_copy_mode))
9143           {
9144             ClickOnGadget(level_editor_gadget[last_drawing_function],
9145                           MB_LEFTBUTTON);
9146
9147             last_custom_copy_mode = -1;
9148           }
9149
9150           break;
9151         }
9152
9153         PickDrawingElement(button, new_element);
9154
9155         if (!stick_element_properties_window &&
9156             drawing_function != GADGET_ID_PICK_ELEMENT &&
9157             !(GetKeyModState() & KMOD_Control))
9158         {
9159           properties_element = new_element;
9160           if (edit_mode == ED_MODE_PROPERTIES)
9161             DrawPropertiesWindow();
9162         }
9163
9164         if (drawing_function == GADGET_ID_PICK_ELEMENT)
9165           ClickOnGadget(level_editor_gadget[last_drawing_function],
9166                         MB_LEFTBUTTON);
9167       }
9168 #ifdef DEBUG
9169       else if (gi->event.type == GD_EVENT_PRESSED)
9170         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
9171       else if (gi->event.type == GD_EVENT_RELEASED)
9172         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
9173       else if (gi->event.type == GD_EVENT_MOVING)
9174         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
9175       else
9176         printf("default: HandleControlButtons: ? (id == %d)\n", id);
9177 #endif
9178       break;
9179   }
9180 }
9181
9182 void HandleLevelEditorKeyInput(Key key)
9183 {
9184   char letter = getCharFromKey(key);
9185   int button = MB_LEFTBUTTON;
9186
9187   if (drawing_function == GADGET_ID_TEXT &&
9188       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
9189   {
9190     if (letter)
9191       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
9192     else if (key == KSYM_Delete || key == KSYM_BackSpace)
9193       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
9194     else if (key == KSYM_Return)
9195       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
9196     else if (key == KSYM_Escape)
9197       DrawLevelText(0, 0, 0, TEXT_END);
9198   }
9199   else if (button_status == MB_RELEASED)
9200   {
9201     int i, id = GADGET_ID_NONE;
9202
9203     switch (key)
9204     {
9205       case KSYM_Left:
9206         id = GADGET_ID_SCROLL_LEFT;
9207         break;
9208       case KSYM_Right:
9209         id = GADGET_ID_SCROLL_RIGHT;
9210         break;
9211       case KSYM_Up:
9212         id = GADGET_ID_SCROLL_UP;
9213         break;
9214       case KSYM_Down:
9215         id = GADGET_ID_SCROLL_DOWN;
9216         break;
9217       case KSYM_Page_Up:
9218         id = GADGET_ID_SCROLL_LIST_UP;
9219         button = MB_RIGHTBUTTON;
9220         break;
9221       case KSYM_Page_Down:
9222         id = GADGET_ID_SCROLL_LIST_DOWN;
9223         button = MB_RIGHTBUTTON;
9224         break;
9225
9226       case KSYM_Escape:
9227         if (edit_mode == ED_MODE_DRAWING)
9228         {
9229           RequestExitLevelEditor(setup.ask_on_escape);
9230         }
9231         else if (edit_mode == ED_MODE_INFO)
9232         {
9233           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9234         }
9235         else if (edit_mode == ED_MODE_PROPERTIES)
9236         {
9237           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9238         }
9239         else            /* should never happen */
9240         {
9241           DrawDrawingWindow();
9242           edit_mode = ED_MODE_DRAWING;
9243         }
9244         break;
9245
9246       default:
9247         break;
9248     }
9249
9250     if (id != GADGET_ID_NONE)
9251       ClickOnGadget(level_editor_gadget[id], button);
9252     else if (letter == '.')
9253       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9254     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9255       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9256     else
9257       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9258         if (letter && letter == control_info[i].shortcut)
9259           if (!anyTextGadgetActive())
9260             ClickOnGadget(level_editor_gadget[i], button);
9261   }
9262 }
9263
9264 void HandleLevelEditorIdle()
9265 {
9266   static unsigned long action_delay = 0;
9267   unsigned long action_delay_value = GameFrameDelay;
9268   int xpos = 1, ypos = 2;
9269
9270   if (edit_mode != ED_MODE_PROPERTIES)
9271     return;
9272
9273   if (!DelayReached(&action_delay, action_delay_value))
9274     return;
9275
9276   DrawGraphicAnimationExt(drawto,
9277                           SX + xpos * TILEX,
9278                           SY + ypos * TILEY + MINI_TILEY / 2,
9279                           el2img(properties_element), -1, NO_MASKING);
9280
9281   MarkTileDirty(xpos, ypos);
9282   MarkTileDirty(xpos, ypos + 1);
9283
9284   FrameCounter++;       /* increase animation frame counter */
9285 }
9286
9287 void ClearEditorGadgetInfoText()
9288 {
9289   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9290 }
9291
9292 void HandleEditorGadgetInfoText(void *ptr)
9293 {
9294   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9295   char infotext[MAX_OUTPUT_LINESIZE + 1];
9296   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9297   int max_infotext_len = getMaxInfoTextLength();
9298
9299   if (game_status != GAME_MODE_EDITOR)
9300     return;
9301
9302   ClearEditorGadgetInfoText();
9303
9304   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9305     return;
9306
9307   /* misuse this function to delete brush cursor, if needed */
9308   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9309     DeleteBrushFromCursor();
9310
9311   if (gi == NULL || gi->info_text == NULL)
9312     return;
9313
9314   strncpy(infotext, gi->info_text, max_infotext_len);
9315   infotext[max_infotext_len] = '\0';
9316
9317   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9318   {
9319     int key = control_info[gi->custom_id].shortcut;
9320
9321     if (key)
9322     {
9323       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9324         sprintf(shortcut, " ('.' or '%c')", key);
9325       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9326         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9327       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9328         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9329       else                                              /* normal case */
9330         sprintf(shortcut, " ('%s%c')",
9331                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9332
9333       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9334         strcat(infotext, shortcut);
9335     }
9336   }
9337
9338   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9339 }
9340
9341 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9342 {
9343   static int start_lx, start_ly;
9344   int id = gi->custom_id;
9345   int sx = gi->event.x;
9346   int sy = gi->event.y;
9347   int lx = sx + level_xpos;
9348   int ly = sy + level_ypos;
9349   int min_sx = 0, min_sy = 0;
9350   int max_sx = gi->drawing.area_xsize - 1;
9351   int max_sy = gi->drawing.area_ysize - 1;
9352   int actual_drawing_function = drawing_function;
9353   int max_infotext_len = getMaxInfoTextLength();
9354   char infotext[MAX_OUTPUT_LINESIZE + 1];
9355   char *text;
9356
9357   infotext[0] = '\0';           /* start with empty info text */
9358
9359   /* pressed Control key: simulate picking element */
9360   if (GetKeyModState() & KMOD_Control)
9361     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9362
9363   ClearEditorGadgetInfoText();
9364
9365   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9366     return;
9367
9368   /* make sure to stay inside drawing area boundaries */
9369   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9370   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9371
9372   if (id == GADGET_ID_DRAWING_LEVEL)
9373   {
9374     if (button_status)
9375     {
9376       int min_lx = 0, min_ly = 0;
9377       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9378
9379       /* get positions inside level field */
9380       lx = sx + level_xpos;
9381       ly = sy + level_ypos;
9382
9383       /* make sure to stay inside level field boundaries */
9384       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9385       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9386
9387       /* correct drawing area positions accordingly */
9388       sx = lx - level_xpos;
9389       sy = ly - level_ypos;
9390     }
9391
9392     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9393     {
9394       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9395       {
9396         if (gi->event.type == GD_EVENT_PRESSED)
9397         {
9398           start_lx = lx;
9399           start_ly = ly;
9400         }
9401
9402         switch (actual_drawing_function)
9403         {
9404           case GADGET_ID_SINGLE_ITEMS:
9405             text = "Drawing single items";
9406             break;
9407           case GADGET_ID_CONNECTED_ITEMS:
9408             text = "Drawing connected items";
9409             break;
9410           case GADGET_ID_LINE:
9411             text = "Drawing line";
9412             break;
9413           case GADGET_ID_ARC:
9414             text = "Drawing arc";
9415             break;
9416           case GADGET_ID_TEXT:
9417             text = "Setting text cursor";
9418             break;
9419           case GADGET_ID_RECTANGLE:
9420             text = "Drawing rectangle";
9421             break;
9422           case GADGET_ID_FILLED_BOX:
9423             text = "Drawing filled box";
9424             break;
9425           case GADGET_ID_FLOOD_FILL:
9426             text = "Flood fill";
9427             break;
9428           case GADGET_ID_GRAB_BRUSH:
9429             text = "Grabbing brush";
9430             break;
9431           case GADGET_ID_PICK_ELEMENT:
9432             text = "Picking element";
9433             break;
9434
9435           default:
9436             text = "Drawing position";
9437             break;
9438         }
9439
9440 #if 1
9441         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9442           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9443         else
9444           sprintf(infotext, "%s: %d, %d", text,
9445                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9446 #else
9447         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9448           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9449                     "%s: %d, %d", infotext, lx, ly);
9450         else
9451           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9452                     "%s: %d, %d", infotext,
9453                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9454 #endif
9455       }
9456 #if 1
9457       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9458         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9459       else
9460         sprintf(infotext, "Level position: %d, %d", lx, ly);
9461 #else
9462       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9463         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9464                   "%s", getElementInfoText(Feld[lx][ly]));
9465       else
9466         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9467                   "Level position: %d, %d", lx, ly);
9468 #endif
9469     }
9470
9471     /* misuse this function to draw brush cursor, if needed */
9472     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9473     {
9474       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9475         CopyBrushToCursor(sx, sy);
9476       else
9477         DeleteBrushFromCursor();
9478     }
9479   }
9480   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9481   {
9482     int element = EL_EMPTY;
9483
9484     if (id == GADGET_ID_AMOEBA_CONTENT)
9485       element = level.amoeba_content;
9486     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9487       element = custom_element.gfx_element;
9488     else if (id == GADGET_ID_CUSTOM_CONTENT)
9489       element = custom_element.content[sx][sy];
9490     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9491       element = custom_element.move_enter_element;
9492     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9493       element = custom_element.move_leave_element;
9494     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9495       element = custom_element_change.target_element;
9496     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9497       element = custom_element_change.target_content[sx][sy];
9498     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9499       element = custom_element_change.trigger_element;
9500     else if (id == GADGET_ID_GROUP_CONTENT)
9501       element = group_element_info.element[sx];
9502     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9503       element = random_placement_background_element;
9504     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9505              id <= GADGET_ID_ELEMENT_CONTENT_7)
9506       element = level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy];
9507
9508     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9509   }
9510   else
9511   {
9512     if (id == GADGET_ID_AMOEBA_CONTENT)
9513       strcpy(infotext, "Amoeba content");
9514     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9515       strcpy(infotext, "Custom graphic element");
9516     else if (id == GADGET_ID_CUSTOM_CONTENT)
9517       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9518     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9519       strcpy(infotext, "Element that can be digged/collected");
9520     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9521       strcpy(infotext, "Element that will be left behind");
9522     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9523       strcpy(infotext, "New element after change");
9524     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9525       strcpy(infotext, "New extended elements after change");
9526     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9527       strcpy(infotext, "Other element triggering change");
9528     else if (id == GADGET_ID_GROUP_CONTENT)
9529       sprintf(infotext, "Group element position: %d", sx + 1);
9530     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9531       strcpy(infotext, "Random placement background");
9532     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9533              id <= GADGET_ID_ELEMENT_CONTENT_7)
9534       sprintf(infotext, "Content area %d position: %d, %d",
9535               id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
9536   }
9537
9538   infotext[max_infotext_len] = '\0';
9539
9540   if (strlen(infotext) > 0)
9541     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9542 }
9543
9544 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9545 {
9546   if (!ask_if_level_has_changed ||
9547       !LevelChanged() ||
9548       Request("Level has changed! Exit without saving ?",
9549               REQ_ASK | REQ_STAY_OPEN))
9550   {
9551 #if 1
9552     CloseDoor(DOOR_CLOSE_1);
9553     SetDoorState(DOOR_CLOSE_2);
9554 #else
9555     CloseDoor(DOOR_CLOSE_ALL);
9556 #endif
9557     game_status = GAME_MODE_MAIN;
9558     DrawMainMenu();
9559   }
9560   else
9561   {
9562     CloseDoor(DOOR_CLOSE_1);
9563     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9564   }
9565 }