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_more[] =
2599 {
2600   EL_CHAR('M'),
2601   EL_CHAR('O'),
2602   EL_CHAR('R'),
2603   EL_CHAR('E'),
2604 };
2605
2606 static int editor_el_more[] =
2607 {
2608   EL_KEY_1,
2609   EL_KEY_2,
2610   EL_KEY_3,
2611   EL_KEY_4,
2612
2613   EL_GATE_1,
2614   EL_GATE_2,
2615   EL_GATE_3,
2616   EL_GATE_4,
2617
2618   EL_GATE_1_GRAY,
2619   EL_GATE_2_GRAY,
2620   EL_GATE_3_GRAY,
2621   EL_GATE_4_GRAY,
2622
2623   EL_ARROW_LEFT,
2624   EL_ARROW_RIGHT,
2625   EL_ARROW_UP,
2626   EL_ARROW_DOWN,
2627
2628   EL_AMOEBA_FULL,
2629   EL_EMERALD_YELLOW,
2630   EL_EMERALD_RED,
2631   EL_EMERALD_PURPLE,
2632
2633   EL_WALL_BD_DIAMOND,
2634   EL_WALL_EMERALD_YELLOW,
2635   EL_WALL_EMERALD_RED,
2636   EL_WALL_EMERALD_PURPLE,
2637
2638   EL_GAME_OF_LIFE,
2639   EL_PACMAN_UP,
2640   EL_TIME_ORB_FULL,
2641   EL_TIME_ORB_EMPTY,
2642
2643   EL_PACMAN_LEFT,
2644   EL_DARK_YAMYAM,
2645   EL_PACMAN_RIGHT,
2646   EL_EXPANDABLE_WALL,
2647
2648   EL_BIOMAZE,
2649   EL_PACMAN_DOWN,
2650   EL_LAMP,
2651   EL_LAMP_ACTIVE,
2652
2653   EL_DYNABOMB_INCREASE_NUMBER,
2654   EL_DYNABOMB_INCREASE_SIZE,
2655   EL_DYNABOMB_INCREASE_POWER,
2656   EL_STONEBLOCK,
2657
2658   EL_MOLE,
2659   EL_PENGUIN,
2660   EL_PIG,
2661   EL_DRAGON,
2662
2663   EL_BUG,
2664   EL_MOLE_UP,
2665   EL_BD_BUTTERFLY,
2666   EL_BD_FIREFLY,
2667
2668   EL_MOLE_LEFT,
2669   EL_EMPTY,
2670   EL_MOLE_RIGHT,
2671   EL_PACMAN,
2672
2673   EL_SPACESHIP,
2674   EL_MOLE_DOWN,
2675   EL_BALLOON,
2676   EL_BALLOON_SWITCH_ANY,
2677
2678   EL_BALLOON_SWITCH_LEFT,
2679   EL_BALLOON_SWITCH_RIGHT,
2680   EL_BALLOON_SWITCH_UP,
2681   EL_BALLOON_SWITCH_DOWN,
2682
2683   EL_SATELLITE,
2684   EL_EXPANDABLE_WALL_HORIZONTAL,
2685   EL_EXPANDABLE_WALL_VERTICAL,
2686   EL_EXPANDABLE_WALL_ANY,
2687
2688   EL_INVISIBLE_STEELWALL,
2689   EL_INVISIBLE_WALL,
2690   EL_SPEED_PILL,
2691   EL_BLACK_ORB,
2692
2693   EL_EMC_STEELWALL_1,
2694   EL_EMC_WALL_1,
2695   EL_EMC_WALL_2,
2696   EL_EMC_WALL_3,
2697
2698   EL_EMC_WALL_4,
2699   EL_EMC_WALL_5,
2700   EL_EMC_WALL_6,
2701   EL_EMC_WALL_7,
2702 };
2703 static int *editor_hl_more_ptr = editor_hl_more;
2704 static int *editor_el_more_ptr = editor_el_more;
2705 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2706 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2707
2708 static int editor_hl_sokoban[] =
2709 {
2710   EL_CHAR('S'),
2711   EL_CHAR('O'),
2712   EL_CHAR('K'),
2713   EL_CHAR('O'),
2714
2715   EL_CHAR('-'),
2716   EL_CHAR('B'),
2717   EL_CHAR('A'),
2718   EL_CHAR('N'),
2719 };
2720
2721 static int editor_el_sokoban[] =
2722 {
2723   EL_SOKOBAN_OBJECT,
2724   EL_SOKOBAN_FIELD_EMPTY,
2725   EL_SOKOBAN_FIELD_FULL,
2726   EL_SOKOBAN_FIELD_PLAYER,
2727 };
2728 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
2729 static int *editor_el_sokoban_ptr = editor_el_sokoban;
2730 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
2731 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
2732
2733 static int editor_hl_supaplex[] =
2734 {
2735   EL_CHAR('S'),
2736   EL_CHAR('U'),
2737   EL_CHAR('P'),
2738   EL_CHAR('A'),
2739
2740   EL_CHAR('P'),
2741   EL_CHAR('L'),
2742   EL_CHAR('E'),
2743   EL_CHAR('X'),
2744 };
2745
2746 static int editor_el_supaplex[] =
2747 {
2748 #if 1
2749   EL_EMPTY,
2750 #else
2751   EL_SP_EMPTY,
2752 #endif
2753   EL_SP_ZONK,
2754   EL_SP_BASE,
2755   EL_SP_MURPHY,
2756
2757   EL_SP_INFOTRON,
2758   EL_SP_CHIP_SINGLE,
2759   EL_SP_HARDWARE_GRAY,
2760   EL_SP_EXIT_CLOSED,
2761
2762   EL_SP_DISK_ORANGE,
2763   EL_SP_PORT_RIGHT,
2764   EL_SP_PORT_DOWN,
2765   EL_SP_PORT_LEFT,
2766
2767   EL_SP_PORT_UP,
2768   EL_SP_GRAVITY_PORT_RIGHT,
2769   EL_SP_GRAVITY_PORT_DOWN,
2770   EL_SP_GRAVITY_PORT_LEFT,
2771
2772   EL_SP_GRAVITY_PORT_UP,
2773   EL_SP_SNIKSNAK,
2774   EL_SP_DISK_YELLOW,
2775   EL_SP_TERMINAL,
2776
2777   EL_SP_DISK_RED,
2778   EL_SP_PORT_VERTICAL,
2779   EL_SP_PORT_HORIZONTAL,
2780   EL_SP_PORT_ANY,
2781
2782   EL_SP_ELECTRON,
2783   EL_SP_BUGGY_BASE,
2784   EL_SP_CHIP_LEFT,
2785   EL_SP_CHIP_RIGHT,
2786
2787   EL_SP_HARDWARE_BASE_1,
2788   EL_SP_HARDWARE_GREEN,
2789   EL_SP_HARDWARE_BLUE,
2790   EL_SP_HARDWARE_RED,
2791
2792   EL_SP_HARDWARE_YELLOW,
2793   EL_SP_HARDWARE_BASE_2,
2794   EL_SP_HARDWARE_BASE_3,
2795   EL_SP_HARDWARE_BASE_4,
2796
2797   EL_SP_HARDWARE_BASE_5,
2798   EL_SP_HARDWARE_BASE_6,
2799   EL_SP_CHIP_TOP,
2800   EL_SP_CHIP_BOTTOM,
2801 };
2802 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
2803 static int *editor_el_supaplex_ptr = editor_el_supaplex;
2804 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
2805 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
2806
2807 static int editor_hl_diamond_caves[] =
2808 {
2809   EL_CHAR('D'),
2810   EL_CHAR('I'),
2811   EL_CHAR('A'),
2812   EL_CHAR('-'),
2813
2814   EL_CHAR('M'),
2815   EL_CHAR('O'),
2816   EL_CHAR('N'),
2817   EL_CHAR('D'),
2818
2819   EL_CHAR('C'),
2820   EL_CHAR('A'),
2821   EL_CHAR('V'),
2822   EL_CHAR('E'),
2823
2824   EL_CHAR('S'),
2825   EL_CHAR(' '),
2826   EL_CHAR('I'),
2827   EL_CHAR('I'),
2828 };
2829
2830 static int editor_el_diamond_caves[] =
2831 {
2832   EL_PEARL,
2833   EL_CRYSTAL,
2834   EL_WALL_PEARL,
2835   EL_WALL_CRYSTAL,
2836
2837   EL_CONVEYOR_BELT_1_LEFT,
2838   EL_CONVEYOR_BELT_1_MIDDLE,
2839   EL_CONVEYOR_BELT_1_RIGHT,
2840   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
2841
2842   EL_CONVEYOR_BELT_2_LEFT,
2843   EL_CONVEYOR_BELT_2_MIDDLE,
2844   EL_CONVEYOR_BELT_2_RIGHT,
2845   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
2846
2847   EL_CONVEYOR_BELT_3_LEFT,
2848   EL_CONVEYOR_BELT_3_MIDDLE,
2849   EL_CONVEYOR_BELT_3_RIGHT,
2850   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
2851
2852   EL_CONVEYOR_BELT_4_LEFT,
2853   EL_CONVEYOR_BELT_4_MIDDLE,
2854   EL_CONVEYOR_BELT_4_RIGHT,
2855   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
2856
2857   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
2858   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
2859   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
2860   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
2861
2862   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
2863   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
2864   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
2865   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
2866
2867   EL_SWITCHGATE_OPEN,
2868   EL_SWITCHGATE_CLOSED,
2869   EL_SWITCHGATE_SWITCH_UP,
2870   EL_EMPTY,
2871
2872   EL_ENVELOPE_1,
2873   EL_ENVELOPE_2,
2874   EL_ENVELOPE_3,
2875   EL_ENVELOPE_4,
2876
2877   EL_TIMEGATE_CLOSED,
2878   EL_TIMEGATE_OPEN,
2879   EL_TIMEGATE_SWITCH,
2880   EL_EMPTY,
2881
2882   EL_LANDMINE,
2883   EL_INVISIBLE_SAND,
2884   EL_STEELWALL_SLIPPERY,
2885   EL_EMPTY,
2886
2887   EL_SIGN_EXCLAMATION,
2888   EL_SIGN_STOP,
2889   EL_LIGHT_SWITCH,
2890   EL_LIGHT_SWITCH_ACTIVE,
2891
2892   EL_SHIELD_NORMAL,
2893   EL_SHIELD_DEADLY,
2894   EL_EXTRA_TIME,
2895   EL_EMPTY,
2896 };
2897 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
2898 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
2899 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
2900 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
2901
2902 static int editor_hl_dx_boulderdash[] =
2903 {
2904   EL_CHAR('D'),
2905   EL_CHAR('X'),
2906   EL_CHAR('-'),
2907   EL_CHAR(' '),
2908
2909   EL_CHAR('B'),
2910   EL_CHAR('O'),
2911   EL_CHAR('U'),
2912   EL_CHAR('L'),
2913
2914   EL_CHAR('-'),
2915   EL_CHAR('D'),
2916   EL_CHAR('E'),
2917   EL_CHAR('R'),
2918
2919   EL_CHAR('D'),
2920   EL_CHAR('A'),
2921   EL_CHAR('S'),
2922   EL_CHAR('H'),
2923 };
2924
2925 static int editor_el_dx_boulderdash[] =
2926 {
2927   EL_SPRING,
2928   EL_TUBE_RIGHT_DOWN,
2929   EL_TUBE_HORIZONTAL_DOWN,
2930   EL_TUBE_LEFT_DOWN,
2931
2932   EL_TUBE_HORIZONTAL,
2933   EL_TUBE_VERTICAL_RIGHT,
2934   EL_TUBE_ANY,
2935   EL_TUBE_VERTICAL_LEFT,
2936
2937   EL_TUBE_VERTICAL,
2938   EL_TUBE_RIGHT_UP,
2939   EL_TUBE_HORIZONTAL_UP,
2940   EL_TUBE_LEFT_UP,
2941
2942   EL_TRAP,
2943   EL_DX_SUPABOMB,
2944   EL_EMPTY,
2945   EL_EMPTY
2946 };
2947 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
2948 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
2949 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
2950 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
2951
2952 static int editor_hl_chars[] =
2953 {
2954   EL_CHAR('T'),
2955   EL_CHAR('E'),
2956   EL_CHAR('X'),
2957   EL_CHAR('T'),
2958 };
2959
2960 static int editor_el_chars[] =
2961 {
2962   EL_CHAR(' '),
2963   EL_CHAR('!'),
2964   EL_CHAR('"'),
2965   EL_CHAR('#'),
2966
2967   EL_CHAR('$'),
2968   EL_CHAR('%'),
2969   EL_CHAR('&'),
2970   EL_CHAR('\''),
2971
2972   EL_CHAR('('),
2973   EL_CHAR(')'),
2974   EL_CHAR('*'),
2975   EL_CHAR('+'),
2976
2977   EL_CHAR(','),
2978   EL_CHAR('-'),
2979   EL_CHAR('.'),
2980   EL_CHAR('/'),
2981
2982   EL_CHAR('0'),
2983   EL_CHAR('1'),
2984   EL_CHAR('2'),
2985   EL_CHAR('3'),
2986
2987   EL_CHAR('4'),
2988   EL_CHAR('5'),
2989   EL_CHAR('6'),
2990   EL_CHAR('7'),
2991
2992   EL_CHAR('8'),
2993   EL_CHAR('9'),
2994   EL_CHAR(':'),
2995   EL_CHAR(';'),
2996
2997   EL_CHAR('<'),
2998   EL_CHAR('='),
2999   EL_CHAR('>'),
3000   EL_CHAR('?'),
3001
3002   EL_CHAR('@'),
3003   EL_CHAR('A'),
3004   EL_CHAR('B'),
3005   EL_CHAR('C'),
3006
3007   EL_CHAR('D'),
3008   EL_CHAR('E'),
3009   EL_CHAR('F'),
3010   EL_CHAR('G'),
3011
3012   EL_CHAR('H'),
3013   EL_CHAR('I'),
3014   EL_CHAR('J'),
3015   EL_CHAR('K'),
3016
3017   EL_CHAR('L'),
3018   EL_CHAR('M'),
3019   EL_CHAR('N'),
3020   EL_CHAR('O'),
3021
3022   EL_CHAR('P'),
3023   EL_CHAR('Q'),
3024   EL_CHAR('R'),
3025   EL_CHAR('S'),
3026
3027   EL_CHAR('T'),
3028   EL_CHAR('U'),
3029   EL_CHAR('V'),
3030   EL_CHAR('W'),
3031
3032   EL_CHAR('X'),
3033   EL_CHAR('Y'),
3034   EL_CHAR('Z'),
3035   EL_CHAR('['),
3036
3037   EL_CHAR('\\'),
3038   EL_CHAR(']'),
3039   EL_CHAR('^'),
3040   EL_CHAR('_'),
3041
3042   EL_CHAR('©'),
3043   EL_CHAR('Ä'),
3044   EL_CHAR('Ö'),
3045   EL_CHAR('Ü'),
3046
3047   EL_CHAR('°'),
3048   EL_CHAR('®'),
3049   EL_CHAR(FONT_ASCII_CURSOR),
3050   EL_CHAR(' ')
3051 };
3052 static int *editor_hl_chars_ptr = editor_hl_chars;
3053 static int *editor_el_chars_ptr = editor_el_chars;
3054 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3055 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3056
3057 static int editor_hl_custom[] =
3058 {
3059   EL_CHAR('C'),
3060   EL_CHAR('U'),
3061   EL_CHAR('S'),
3062   EL_CHAR('-'),
3063
3064   EL_CHAR('T'),
3065   EL_CHAR('O'),
3066   EL_CHAR('M'),
3067   EL_CHAR(' '),
3068
3069   EL_CHAR('E'),
3070   EL_CHAR('L'),
3071   EL_CHAR('E'),
3072   EL_CHAR('M'),
3073
3074   EL_CHAR('E'),
3075   EL_CHAR('N'),
3076   EL_CHAR('T'),
3077   EL_CHAR('S'),
3078 };
3079
3080 static int editor_el_custom[] =
3081 {
3082   EL_CUSTOM_START + 0,
3083   EL_CUSTOM_START + 1,
3084   EL_CUSTOM_START + 2,
3085   EL_CUSTOM_START + 3,
3086
3087   EL_CUSTOM_START + 4,
3088   EL_CUSTOM_START + 5,
3089   EL_CUSTOM_START + 6,
3090   EL_CUSTOM_START + 7,
3091
3092   EL_CUSTOM_START + 8,
3093   EL_CUSTOM_START + 9,
3094   EL_CUSTOM_START + 10,
3095   EL_CUSTOM_START + 11,
3096
3097   EL_CUSTOM_START + 12,
3098   EL_CUSTOM_START + 13,
3099   EL_CUSTOM_START + 14,
3100   EL_CUSTOM_START + 15,
3101
3102   EL_CUSTOM_START + 16,
3103   EL_CUSTOM_START + 17,
3104   EL_CUSTOM_START + 18,
3105   EL_CUSTOM_START + 19,
3106
3107   EL_CUSTOM_START + 20,
3108   EL_CUSTOM_START + 21,
3109   EL_CUSTOM_START + 22,
3110   EL_CUSTOM_START + 23,
3111
3112   EL_CUSTOM_START + 24,
3113   EL_CUSTOM_START + 25,
3114   EL_CUSTOM_START + 26,
3115   EL_CUSTOM_START + 27,
3116
3117   EL_CUSTOM_START + 28,
3118   EL_CUSTOM_START + 29,
3119   EL_CUSTOM_START + 30,
3120   EL_CUSTOM_START + 31,
3121
3122   EL_CUSTOM_START + 32,
3123   EL_CUSTOM_START + 33,
3124   EL_CUSTOM_START + 34,
3125   EL_CUSTOM_START + 35,
3126
3127   EL_CUSTOM_START + 36,
3128   EL_CUSTOM_START + 37,
3129   EL_CUSTOM_START + 38,
3130   EL_CUSTOM_START + 39,
3131
3132   EL_CUSTOM_START + 40,
3133   EL_CUSTOM_START + 41,
3134   EL_CUSTOM_START + 42,
3135   EL_CUSTOM_START + 43,
3136
3137   EL_CUSTOM_START + 44,
3138   EL_CUSTOM_START + 45,
3139   EL_CUSTOM_START + 46,
3140   EL_CUSTOM_START + 47,
3141
3142   EL_CUSTOM_START + 48,
3143   EL_CUSTOM_START + 49,
3144   EL_CUSTOM_START + 50,
3145   EL_CUSTOM_START + 51,
3146
3147   EL_CUSTOM_START + 52,
3148   EL_CUSTOM_START + 53,
3149   EL_CUSTOM_START + 54,
3150   EL_CUSTOM_START + 55,
3151
3152   EL_CUSTOM_START + 56,
3153   EL_CUSTOM_START + 57,
3154   EL_CUSTOM_START + 58,
3155   EL_CUSTOM_START + 59,
3156
3157   EL_CUSTOM_START + 60,
3158   EL_CUSTOM_START + 61,
3159   EL_CUSTOM_START + 62,
3160   EL_CUSTOM_START + 63,
3161
3162   EL_CUSTOM_START + 64,
3163   EL_CUSTOM_START + 65,
3164   EL_CUSTOM_START + 66,
3165   EL_CUSTOM_START + 67,
3166
3167   EL_CUSTOM_START + 68,
3168   EL_CUSTOM_START + 69,
3169   EL_CUSTOM_START + 70,
3170   EL_CUSTOM_START + 71,
3171
3172   EL_CUSTOM_START + 72,
3173   EL_CUSTOM_START + 73,
3174   EL_CUSTOM_START + 74,
3175   EL_CUSTOM_START + 75,
3176
3177   EL_CUSTOM_START + 76,
3178   EL_CUSTOM_START + 77,
3179   EL_CUSTOM_START + 78,
3180   EL_CUSTOM_START + 79,
3181
3182   EL_CUSTOM_START + 80,
3183   EL_CUSTOM_START + 81,
3184   EL_CUSTOM_START + 82,
3185   EL_CUSTOM_START + 83,
3186
3187   EL_CUSTOM_START + 84,
3188   EL_CUSTOM_START + 85,
3189   EL_CUSTOM_START + 86,
3190   EL_CUSTOM_START + 87,
3191
3192   EL_CUSTOM_START + 88,
3193   EL_CUSTOM_START + 89,
3194   EL_CUSTOM_START + 90,
3195   EL_CUSTOM_START + 91,
3196
3197   EL_CUSTOM_START + 92,
3198   EL_CUSTOM_START + 93,
3199   EL_CUSTOM_START + 94,
3200   EL_CUSTOM_START + 95,
3201
3202   EL_CUSTOM_START + 96,
3203   EL_CUSTOM_START + 97,
3204   EL_CUSTOM_START + 98,
3205   EL_CUSTOM_START + 99,
3206
3207   EL_CUSTOM_START + 100,
3208   EL_CUSTOM_START + 101,
3209   EL_CUSTOM_START + 102,
3210   EL_CUSTOM_START + 103,
3211
3212   EL_CUSTOM_START + 104,
3213   EL_CUSTOM_START + 105,
3214   EL_CUSTOM_START + 106,
3215   EL_CUSTOM_START + 107,
3216
3217   EL_CUSTOM_START + 108,
3218   EL_CUSTOM_START + 109,
3219   EL_CUSTOM_START + 110,
3220   EL_CUSTOM_START + 111,
3221
3222   EL_CUSTOM_START + 112,
3223   EL_CUSTOM_START + 113,
3224   EL_CUSTOM_START + 114,
3225   EL_CUSTOM_START + 115,
3226
3227   EL_CUSTOM_START + 116,
3228   EL_CUSTOM_START + 117,
3229   EL_CUSTOM_START + 118,
3230   EL_CUSTOM_START + 119,
3231
3232   EL_CUSTOM_START + 120,
3233   EL_CUSTOM_START + 121,
3234   EL_CUSTOM_START + 122,
3235   EL_CUSTOM_START + 123,
3236
3237   EL_CUSTOM_START + 124,
3238   EL_CUSTOM_START + 125,
3239   EL_CUSTOM_START + 126,
3240   EL_CUSTOM_START + 127
3241 };
3242 static int *editor_hl_custom_ptr = editor_hl_custom;
3243 static int *editor_el_custom_ptr = editor_el_custom;
3244 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3245 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3246
3247 static int editor_hl_custom_more[] =
3248 {
3249 };
3250
3251 static int editor_el_custom_more[] =
3252 {
3253   EL_CUSTOM_START + 128,
3254   EL_CUSTOM_START + 129,
3255   EL_CUSTOM_START + 130,
3256   EL_CUSTOM_START + 131,
3257
3258   EL_CUSTOM_START + 132,
3259   EL_CUSTOM_START + 133,
3260   EL_CUSTOM_START + 134,
3261   EL_CUSTOM_START + 135,
3262
3263   EL_CUSTOM_START + 136,
3264   EL_CUSTOM_START + 137,
3265   EL_CUSTOM_START + 138,
3266   EL_CUSTOM_START + 139,
3267
3268   EL_CUSTOM_START + 140,
3269   EL_CUSTOM_START + 141,
3270   EL_CUSTOM_START + 142,
3271   EL_CUSTOM_START + 143,
3272
3273   EL_CUSTOM_START + 144,
3274   EL_CUSTOM_START + 145,
3275   EL_CUSTOM_START + 146,
3276   EL_CUSTOM_START + 147,
3277
3278   EL_CUSTOM_START + 148,
3279   EL_CUSTOM_START + 149,
3280   EL_CUSTOM_START + 150,
3281   EL_CUSTOM_START + 151,
3282
3283   EL_CUSTOM_START + 152,
3284   EL_CUSTOM_START + 153,
3285   EL_CUSTOM_START + 154,
3286   EL_CUSTOM_START + 155,
3287
3288   EL_CUSTOM_START + 156,
3289   EL_CUSTOM_START + 157,
3290   EL_CUSTOM_START + 158,
3291   EL_CUSTOM_START + 159,
3292
3293   EL_CUSTOM_START + 160,
3294   EL_CUSTOM_START + 161,
3295   EL_CUSTOM_START + 162,
3296   EL_CUSTOM_START + 163,
3297
3298   EL_CUSTOM_START + 164,
3299   EL_CUSTOM_START + 165,
3300   EL_CUSTOM_START + 166,
3301   EL_CUSTOM_START + 167,
3302
3303   EL_CUSTOM_START + 168,
3304   EL_CUSTOM_START + 169,
3305   EL_CUSTOM_START + 170,
3306   EL_CUSTOM_START + 171,
3307
3308   EL_CUSTOM_START + 172,
3309   EL_CUSTOM_START + 173,
3310   EL_CUSTOM_START + 174,
3311   EL_CUSTOM_START + 175,
3312
3313   EL_CUSTOM_START + 176,
3314   EL_CUSTOM_START + 177,
3315   EL_CUSTOM_START + 178,
3316   EL_CUSTOM_START + 179,
3317
3318   EL_CUSTOM_START + 180,
3319   EL_CUSTOM_START + 181,
3320   EL_CUSTOM_START + 182,
3321   EL_CUSTOM_START + 183,
3322
3323   EL_CUSTOM_START + 184,
3324   EL_CUSTOM_START + 185,
3325   EL_CUSTOM_START + 186,
3326   EL_CUSTOM_START + 187,
3327
3328   EL_CUSTOM_START + 188,
3329   EL_CUSTOM_START + 189,
3330   EL_CUSTOM_START + 190,
3331   EL_CUSTOM_START + 191,
3332
3333   EL_CUSTOM_START + 192,
3334   EL_CUSTOM_START + 193,
3335   EL_CUSTOM_START + 194,
3336   EL_CUSTOM_START + 195,
3337
3338   EL_CUSTOM_START + 196,
3339   EL_CUSTOM_START + 197,
3340   EL_CUSTOM_START + 198,
3341   EL_CUSTOM_START + 199,
3342
3343   EL_CUSTOM_START + 200,
3344   EL_CUSTOM_START + 201,
3345   EL_CUSTOM_START + 202,
3346   EL_CUSTOM_START + 203,
3347
3348   EL_CUSTOM_START + 204,
3349   EL_CUSTOM_START + 205,
3350   EL_CUSTOM_START + 206,
3351   EL_CUSTOM_START + 207,
3352
3353   EL_CUSTOM_START + 208,
3354   EL_CUSTOM_START + 209,
3355   EL_CUSTOM_START + 210,
3356   EL_CUSTOM_START + 211,
3357
3358   EL_CUSTOM_START + 212,
3359   EL_CUSTOM_START + 213,
3360   EL_CUSTOM_START + 214,
3361   EL_CUSTOM_START + 215,
3362
3363   EL_CUSTOM_START + 216,
3364   EL_CUSTOM_START + 217,
3365   EL_CUSTOM_START + 218,
3366   EL_CUSTOM_START + 219,
3367
3368   EL_CUSTOM_START + 220,
3369   EL_CUSTOM_START + 221,
3370   EL_CUSTOM_START + 222,
3371   EL_CUSTOM_START + 223,
3372
3373   EL_CUSTOM_START + 224,
3374   EL_CUSTOM_START + 225,
3375   EL_CUSTOM_START + 226,
3376   EL_CUSTOM_START + 227,
3377
3378   EL_CUSTOM_START + 228,
3379   EL_CUSTOM_START + 229,
3380   EL_CUSTOM_START + 230,
3381   EL_CUSTOM_START + 231,
3382
3383   EL_CUSTOM_START + 232,
3384   EL_CUSTOM_START + 233,
3385   EL_CUSTOM_START + 234,
3386   EL_CUSTOM_START + 235,
3387
3388   EL_CUSTOM_START + 236,
3389   EL_CUSTOM_START + 237,
3390   EL_CUSTOM_START + 238,
3391   EL_CUSTOM_START + 239,
3392
3393   EL_CUSTOM_START + 240,
3394   EL_CUSTOM_START + 241,
3395   EL_CUSTOM_START + 242,
3396   EL_CUSTOM_START + 243,
3397
3398   EL_CUSTOM_START + 244,
3399   EL_CUSTOM_START + 245,
3400   EL_CUSTOM_START + 246,
3401   EL_CUSTOM_START + 247,
3402
3403   EL_CUSTOM_START + 248,
3404   EL_CUSTOM_START + 249,
3405   EL_CUSTOM_START + 250,
3406   EL_CUSTOM_START + 251,
3407
3408   EL_CUSTOM_START + 252,
3409   EL_CUSTOM_START + 253,
3410   EL_CUSTOM_START + 254,
3411   EL_CUSTOM_START + 255
3412 };
3413 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3414 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3415 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3416 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3417
3418 static int editor_hl_custom_special[] =
3419 {
3420 };
3421
3422 static int editor_el_custom_special[] =
3423 {
3424   EL_TRIGGER_ELEMENT,
3425   EL_TRIGGER_PLAYER,
3426   EL_EMPTY,
3427   EL_EMPTY
3428 };
3429 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3430 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3431 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3432 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3433
3434 static int editor_hl_group[] =
3435 {
3436   EL_CHAR('G'),
3437   EL_CHAR('R'),
3438   EL_CHAR('O'),
3439   EL_CHAR('U'),
3440
3441   EL_CHAR('P'),
3442   EL_CHAR(' '),
3443   EL_CHAR(' '),
3444   EL_CHAR(' '),
3445
3446   EL_CHAR('E'),
3447   EL_CHAR('L'),
3448   EL_CHAR('E'),
3449   EL_CHAR('M'),
3450
3451   EL_CHAR('E'),
3452   EL_CHAR('N'),
3453   EL_CHAR('T'),
3454   EL_CHAR('S'),
3455 };
3456
3457 static int editor_el_group[] =
3458 {
3459   EL_GROUP_START + 0,
3460   EL_GROUP_START + 1,
3461   EL_GROUP_START + 2,
3462   EL_GROUP_START + 3,
3463
3464   EL_GROUP_START + 4,
3465   EL_GROUP_START + 5,
3466   EL_GROUP_START + 6,
3467   EL_GROUP_START + 7,
3468
3469   EL_GROUP_START + 8,
3470   EL_GROUP_START + 9,
3471   EL_GROUP_START + 10,
3472   EL_GROUP_START + 11,
3473
3474   EL_GROUP_START + 12,
3475   EL_GROUP_START + 13,
3476   EL_GROUP_START + 14,
3477   EL_GROUP_START + 15
3478 };
3479 static int *editor_hl_group_ptr = editor_hl_group;
3480 static int *editor_el_group_ptr = editor_el_group;
3481 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3482 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3483
3484 static int editor_hl_group_more[] =
3485 {
3486 };
3487
3488 static int editor_el_group_more[] =
3489 {
3490   EL_GROUP_START + 16,
3491   EL_GROUP_START + 17,
3492   EL_GROUP_START + 18,
3493   EL_GROUP_START + 19,
3494
3495   EL_GROUP_START + 20,
3496   EL_GROUP_START + 21,
3497   EL_GROUP_START + 22,
3498   EL_GROUP_START + 23,
3499
3500   EL_GROUP_START + 24,
3501   EL_GROUP_START + 25,
3502   EL_GROUP_START + 26,
3503   EL_GROUP_START + 27,
3504
3505   EL_GROUP_START + 28,
3506   EL_GROUP_START + 29,
3507   EL_GROUP_START + 30,
3508   EL_GROUP_START + 31
3509 };
3510 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3511 static int *editor_el_group_more_ptr = editor_el_group_more;
3512 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3513 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3514
3515 static int editor_hl_user_defined[] =
3516 {
3517   EL_CHAR('U'),
3518   EL_CHAR('S'),
3519   EL_CHAR('E'),
3520   EL_CHAR('R'),
3521
3522   EL_CHAR('D'),
3523   EL_CHAR('E'),
3524   EL_CHAR('F'),
3525   EL_CHAR('I'),
3526
3527   EL_CHAR('-'),
3528   EL_CHAR('N'),
3529   EL_CHAR('E'),
3530   EL_CHAR('D'),
3531 };
3532
3533 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3534 static int *editor_el_user_defined_ptr = NULL;
3535 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3536 static int num_editor_el_user_defined = 0;
3537
3538 static int editor_hl_empty[] = { };
3539 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3540
3541 static int *editor_hl_empty_ptr = editor_hl_empty;
3542 static int *editor_el_empty_ptr = editor_el_empty;
3543 static int num_editor_hl_empty = 0;
3544 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3545
3546 static boolean use_el_empty = FALSE;
3547
3548 static int *editor_elements = NULL;     /* dynamically allocated */
3549 static int num_editor_elements = 0;     /* dynamically determined */
3550
3551 static struct
3552 {
3553   boolean *setup_value;
3554
3555   int **headline_list;
3556   int *headline_list_size;
3557
3558   int **element_list;
3559   int *element_list_size;
3560
3561   boolean last_setup_value;
3562 }
3563 editor_elements_info[] =
3564 {
3565   {
3566     &setup.editor.el_boulderdash,
3567     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3568     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3569   },
3570   {
3571     &setup.editor.el_emerald_mine,
3572     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3573     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3574   },
3575   {
3576     &setup.editor.el_more,
3577     &editor_hl_more_ptr,                &num_editor_hl_more,
3578     &editor_el_more_ptr,                &num_editor_el_more
3579   },
3580   {
3581     &setup.editor.el_sokoban,
3582     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3583     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3584   },
3585   {
3586     &setup.editor.el_supaplex,
3587     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3588     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3589   },
3590   {
3591     &setup.editor.el_diamond_caves,
3592     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3593     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3594   },
3595   {
3596     &setup.editor.el_dx_boulderdash,
3597     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3598     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3599   },
3600   {
3601     &setup.editor.el_chars,
3602     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3603     &editor_el_chars_ptr,               &num_editor_el_chars
3604   },
3605   {
3606     &setup.editor.el_custom,
3607     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3608     &editor_el_custom_ptr,              &num_editor_el_custom
3609   },
3610   {
3611     &setup.editor.el_custom_more,
3612     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3613     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3614   },
3615   {
3616     &setup.editor.el_custom,
3617     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
3618     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
3619   },
3620   {
3621     &setup.editor.el_custom,
3622     &editor_hl_group_ptr,               &num_editor_hl_group,
3623     &editor_el_group_ptr,               &num_editor_el_group
3624   },
3625   {
3626     &setup.editor.el_custom_more,
3627     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3628     &editor_el_group_more_ptr,          &num_editor_el_group_more
3629   },
3630   {
3631     &setup.editor.el_user_defined,
3632     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3633     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3634   },
3635   {
3636     &use_el_empty,
3637     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3638     &editor_el_empty_ptr,               &num_editor_el_empty,
3639   },
3640   {
3641     NULL,
3642     NULL,                               NULL,
3643     NULL,                               NULL
3644   }
3645 };
3646
3647 #if 0
3648
3649 static struct
3650 {
3651   short element;
3652   short element_mapped;
3653 }
3654 forum_sketch_element_mapping[] =
3655 {
3656   { EL_WALL_SLIPPERY,                   EL_WALL                 },
3657   { EL_EXPANDABLE_WALL,                 EL_WALL                 },
3658   { EL_EXPANDABLE_WALL_HORIZONTAL,      EL_WALL                 },
3659   { EL_EXPANDABLE_WALL_VERTICAL,        EL_WALL                 },
3660   { EL_EXPANDABLE_WALL_ANY,             EL_WALL                 },
3661   { EL_WALL_EMERALD,                    EL_WALL                 },
3662   { EL_WALL_DIAMOND,                    EL_WALL                 },
3663   { EL_WALL_BD_DIAMOND,                 EL_WALL                 },
3664   { EL_WALL_EMERALD_YELLOW,             EL_WALL                 },
3665   { EL_WALL_EMERALD_RED,                EL_WALL                 },
3666   { EL_WALL_EMERALD_PURPLE,             EL_WALL                 },
3667   { EL_ACID_POOL_TOPLEFT,               EL_WALL                 },
3668   { EL_ACID_POOL_TOPRIGHT,              EL_WALL                 },
3669   { EL_ACID_POOL_BOTTOMLEFT,            EL_WALL                 },
3670   { EL_ACID_POOL_BOTTOM,                EL_WALL                 },
3671   { EL_ACID_POOL_BOTTOMRIGHT,           EL_WALL                 },
3672   { EL_BD_WALL,                         EL_WALL                 },
3673
3674   { EL_BD_ROCK,                         EL_ROCK                 },
3675
3676   { EL_SP_ZONK,                         EL_ROCK                 },
3677   { EL_SP_BASE,                         EL_SAND                 },
3678   { EL_SP_MURPHY,                       EL_PLAYER_1             },
3679   { EL_SP_INFOTRON,                     EL_EMERALD              },
3680   { EL_SP_HARDWARE_GRAY,                EL_STEELWALL            },
3681   { EL_SP_EXIT_CLOSED,                  EL_EXIT_OPEN            },
3682   { EL_SP_DISK_ORANGE,                  EL_BOMB                 },
3683   { EL_SP_DISK_RED,                     EL_BOMB                 },
3684   { EL_SP_DISK_YELLOW,                  EL_BOMB                 },
3685   { EL_SP_PORT_RIGHT,                   EL_GATE_1_GRAY          },
3686   { EL_SP_PORT_DOWN,                    EL_GATE_1_GRAY          },
3687   { EL_SP_PORT_LEFT,                    EL_GATE_1_GRAY          },
3688   { EL_SP_PORT_UP,                      EL_GATE_1_GRAY          },
3689   { EL_SP_GRAVITY_PORT_RIGHT,           EL_GATE_1_GRAY          },
3690   { EL_SP_GRAVITY_PORT_DOWN,            EL_GATE_1_GRAY          },
3691   { EL_SP_GRAVITY_PORT_LEFT,            EL_GATE_1_GRAY          },
3692   { EL_SP_GRAVITY_PORT_UP,              EL_GATE_1_GRAY          },
3693   { EL_SP_PORT_VERTICAL,                EL_GATE_1_GRAY          },
3694   { EL_SP_PORT_HORIZONTAL,              EL_GATE_1_GRAY          },
3695   { EL_SP_PORT_ANY,                     EL_GATE_1_GRAY          },
3696   { EL_SP_SNIKSNAK,                     EL_BUG                  },
3697   { EL_SP_ELECTRON,                     EL_SPACESHIP            },
3698   { EL_SP_CHIP_SINGLE,                  EL_WALL                 },
3699   { EL_SP_CHIP_LEFT,                    EL_WALL                 },
3700   { EL_SP_CHIP_RIGHT,                   EL_WALL                 },
3701   { EL_SP_CHIP_TOP,                     EL_WALL                 },
3702   { EL_SP_CHIP_BOTTOM,                  EL_WALL                 },
3703   { EL_SP_HARDWARE_BASE_1,              EL_STEELWALL            },
3704   { EL_SP_HARDWARE_GREEN,               EL_STEELWALL            },
3705   { EL_SP_HARDWARE_BLUE,                EL_STEELWALL            },
3706   { EL_SP_HARDWARE_RED,                 EL_STEELWALL            },
3707   { EL_SP_HARDWARE_YELLOW,              EL_STEELWALL            },
3708   { EL_SP_HARDWARE_BASE_2,              EL_STEELWALL            },
3709   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3710   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3711   { EL_SP_HARDWARE_BASE_4,              EL_STEELWALL            },
3712   { EL_SP_HARDWARE_BASE_5,              EL_STEELWALL            },
3713   { EL_SP_HARDWARE_BASE_6,              EL_STEELWALL            },
3714
3715   { EL_STEELWALL_SLIPPERY,              EL_STEELWALL            },
3716
3717   { EL_EXIT_CLOSED,                     EL_EXIT_OPEN            },
3718
3719   { EL_DIAMOND,                         EL_EMERALD              },
3720   { EL_BD_DIAMOND,                      EL_EMERALD              },
3721   { EL_EMERALD_YELLOW,                  EL_EMERALD              },
3722   { EL_EMERALD_RED,                     EL_EMERALD              },
3723   { EL_EMERALD_PURPLE,                  EL_EMERALD              },
3724
3725   { EL_AMOEBA_DEAD,                     EL_AMOEBA               },
3726   { EL_AMOEBA_DROP,                     EL_AMOEBA               },
3727   { EL_AMOEBA_WET,                      EL_AMOEBA               },
3728   { EL_AMOEBA_DRY,                      EL_AMOEBA               },
3729   { EL_AMOEBA_FULL,                     EL_AMOEBA               },
3730   { EL_BD_AMOEBA,                       EL_AMOEBA               },
3731   { EL_AMOEBA_TO_DIAMOND,               EL_AMOEBA               },
3732
3733   { EL_DYNAMITE_ACTIVE,                 EL_DYNAMITE             },
3734
3735   { EL_GATE_2_GRAY,                     EL_GATE_1_GRAY          },
3736   { EL_GATE_3_GRAY,                     EL_GATE_1_GRAY          },
3737   { EL_GATE_4_GRAY,                     EL_GATE_1_GRAY          },
3738
3739   { EL_EM_KEY_1,                        EL_KEY_1                },
3740   { EL_EM_KEY_2,                        EL_KEY_2                },
3741   { EL_EM_KEY_3,                        EL_KEY_3                },
3742   { EL_EM_KEY_4,                        EL_KEY_4                },
3743
3744   { EL_EM_GATE_1,                       EL_GATE_1               },
3745   { EL_EM_GATE_2,                       EL_GATE_2               },
3746   { EL_EM_GATE_3,                       EL_GATE_3               },
3747   { EL_EM_GATE_4,                       EL_GATE_4               },
3748
3749   { EL_EM_GATE_1_GRAY,                  EL_GATE_1_GRAY          },
3750   { EL_EM_GATE_2_GRAY,                  EL_GATE_1_GRAY          },
3751   { EL_EM_GATE_3_GRAY,                  EL_GATE_1_GRAY          },
3752   { EL_EM_GATE_4_GRAY,                  EL_GATE_1_GRAY          },
3753
3754   { EL_INVISIBLE_SAND,                  EL_EMPTY                },
3755   { EL_INVISIBLE_WALL,                  EL_EMPTY                },
3756   { EL_INVISIBLE_STEELWALL,             EL_EMPTY                },
3757
3758   { EL_PACMAN,                          EL_YAMYAM               },
3759   { EL_DARK_YAMYAM,                     EL_YAMYAM               },
3760
3761   { EL_BD_MAGIC_WALL,                   EL_MAGIC_WALL           },
3762
3763   { EL_DYNABOMB_INCREASE_NUMBER,        EL_BOMB                 },
3764   { EL_DYNABOMB_INCREASE_SIZE,          EL_BOMB                 },
3765   { EL_DYNABOMB_INCREASE_POWER,         EL_BOMB                 },
3766   { EL_BLACK_ORB,                       EL_BOMB                 },
3767   { EL_DX_SUPABOMB,                     EL_BOMB                 },
3768
3769   { EL_SOKOBAN_OBJECT,                  EL_KEY_1                },
3770   { EL_SOKOBAN_FIELD_EMPTY,             EL_GATE_1_GRAY          },
3771   { EL_SOKOBAN_FIELD_FULL,              EL_GATE_1               },
3772   { EL_SOKOBAN_FIELD_PLAYER,            EL_PLAYER_1             },
3773
3774   { EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY         },
3775   { EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY         },
3776   { EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY         },
3777   { EL_BD_BUTTERFLY_DOWN,               EL_BD_BUTTERFLY         },
3778
3779   { EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY           },
3780   { EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY           },
3781   { EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY           },
3782   { EL_BD_FIREFLY_DOWN,                 EL_BD_FIREFLY           },
3783
3784   { EL_PLAYER_2,                        EL_PLAYER_1             },
3785   { EL_PLAYER_3,                        EL_PLAYER_1             },
3786   { EL_PLAYER_4,                        EL_PLAYER_1             },
3787
3788   { EL_BUG_RIGHT,                       EL_BUG                  },
3789   { EL_BUG_UP,                          EL_BUG                  },
3790   { EL_BUG_LEFT,                        EL_BUG                  },
3791   { EL_BUG_DOWN,                        EL_BUG                  },
3792
3793   { EL_SPACESHIP_RIGHT,                 EL_SPACESHIP            },
3794   { EL_SPACESHIP_UP,                    EL_SPACESHIP            },
3795   { EL_SPACESHIP_LEFT,                  EL_SPACESHIP            },
3796   { EL_SPACESHIP_DOWN,                  EL_SPACESHIP            },
3797
3798   { EL_PACMAN_RIGHT,                    EL_YAMYAM               },
3799   { EL_PACMAN_UP,                       EL_YAMYAM               },
3800   { EL_PACMAN_LEFT,                     EL_YAMYAM               },
3801   { EL_PACMAN_DOWN,                     EL_YAMYAM               },
3802
3803   { -1,                                 -1                      }
3804 };
3805
3806 static struct
3807 {
3808   short element;
3809   char *element_string;
3810 }
3811 forum_sketch_element_strings[] =
3812 {
3813   { EL_PLAYER_1,                "p" },
3814   { EL_EMPTY,                   "_" },
3815   { EL_SAND,                    "s" },
3816   { EL_ROCK,                    "b" },
3817   { EL_EMERALD,                 "e" },
3818   { EL_BUG,                     "u" },
3819   { EL_SPACESHIP,               "h" },
3820   { EL_BD_FIREFLY,              "f" },
3821   { EL_BD_BUTTERFLY,            "b" },
3822   { EL_AMOEBA,                  "a" },
3823   { EL_YAMYAM,                  "y" },
3824   { EL_WALL,                    "w" },
3825   { EL_STEELWALL,               "t" },
3826   { EL_MAGIC_WALL,              "m" },
3827   { EL_EXIT_OPEN,               "x" },
3828   { EL_DYNAMITE,                "d" },
3829   { EL_KEY_1,                   "1" },
3830   { EL_KEY_2,                   "2" },
3831   { EL_KEY_3,                   "3" },
3832   { EL_KEY_4,                   "4" },
3833   { EL_GATE_1,                  "5" },
3834   { EL_GATE_2,                  "6" },
3835   { EL_GATE_3,                  "7" },
3836   { EL_GATE_4,                  "8" },
3837   { EL_GATE_1_GRAY,             "9" },
3838   { EL_BOMB,                    "@" },
3839   { EL_ROBOT,                   "r" },
3840   { EL_ROBOT_WHEEL,             "0" },
3841   { EL_NUT,                     "n" },
3842   { EL_CUSTOM_1,                "c" },
3843   { EL_CHAR_QUESTION,           "?" },
3844
3845   { -1,                         NULL }
3846 };
3847
3848 #endif
3849
3850
3851 /*
3852   -----------------------------------------------------------------------------
3853   functions
3854   -----------------------------------------------------------------------------
3855 */
3856
3857 static int getMaxInfoTextLength()
3858 {
3859   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3860 }
3861
3862 static int getTextWidthForGadget(char *text)
3863 {
3864   if (text == NULL)
3865     return 0;
3866
3867   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3868 }
3869
3870 static int getTextWidthForDrawingArea(char *text)
3871 {
3872   if (text == NULL)
3873     return 0;
3874
3875   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3876 }
3877
3878 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3879 {
3880   return (gi->x + gi->width + getTextWidthForGadget(text));
3881 }
3882
3883 static char *getElementInfoText(int element)
3884 {
3885   char *info_text = NULL;
3886
3887   if (element < NUM_FILE_ELEMENTS)
3888   {
3889     if (strlen(element_info[element].description) > 0)
3890       info_text = element_info[element].description;
3891     else if (element_info[element].custom_description != NULL)
3892       info_text = element_info[element].custom_description;
3893     else if (element_info[element].editor_description != NULL)
3894       info_text = element_info[element].editor_description;
3895   }
3896
3897   if (info_text == NULL)
3898     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3899
3900   return info_text;
3901 }
3902
3903 static void ReinitializeElementList()
3904 {
3905   static boolean initialized = FALSE;
3906   int pos = 0;
3907   int i, j;
3908
3909   checked_free(editor_elements);
3910
3911   if (!initialized)
3912   {
3913     /* initialize optional user defined element list */
3914     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
3915                                      &num_editor_el_user_defined);
3916
3917     /* initialize list of empty elements (used for padding, if needed) */
3918     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
3919       editor_el_empty[i] = EL_EMPTY;
3920
3921     /* do some sanity checks for each element from element list */
3922     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3923     {
3924       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3925       {
3926         int element = (*editor_elements_info[i].element_list)[j];
3927
3928         if (element >= NUM_FILE_ELEMENTS)
3929           Error(ERR_WARN, "editor element %d is runtime element", element);
3930
3931         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
3932           Error(ERR_WARN, "no element description for element %d", element);
3933       }
3934     }
3935
3936     initialized = TRUE;
3937   }
3938
3939   num_editor_elements = 0;
3940   use_el_empty = FALSE;
3941
3942   /* determine size of element list */
3943   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3944   {
3945     if (*editor_elements_info[i].setup_value)
3946     {
3947       if (setup.editor.el_headlines)
3948         num_editor_elements += *editor_elements_info[i].headline_list_size;
3949
3950       num_editor_elements += *editor_elements_info[i].element_list_size;
3951     }
3952   }
3953
3954   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
3955   {
3956     /* offer at least as many elements as element buttons exist */
3957     use_el_empty = TRUE;
3958     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
3959
3960     num_editor_elements += num_editor_el_empty;
3961   }
3962
3963   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
3964
3965   /* fill element list */
3966   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3967   {
3968     if (*editor_elements_info[i].setup_value)
3969     {
3970       if (setup.editor.el_headlines)
3971         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3972           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
3973
3974       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3975         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
3976     }
3977   }
3978
3979   /* correct position of element list scrollbar */
3980   if (element_shift < 0)
3981     element_shift = 0;
3982   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
3983     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
3984 }
3985
3986 void PrintEditorElementList()
3987 {
3988   boolean *stop = &setup.editor.el_user_defined;
3989   int i, j;
3990
3991   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
3992   {
3993     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3994     {
3995       int element = (*editor_elements_info[i].headline_list)[j];
3996
3997       printf("# %s\n", element_info[element].token_name);
3998     }
3999
4000     if (j > 0)
4001       printf("#\n");
4002
4003     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4004     {
4005       int element = (*editor_elements_info[i].element_list)[j];
4006
4007       printf("# %s\n", element_info[element].token_name);
4008     }
4009
4010     if (j > 0)
4011       printf("#\n");
4012   }
4013 }
4014
4015 static void ReinitializeElementListButtons()
4016 {
4017   static boolean last_setup_value_headlines = FALSE;
4018   static boolean initialization_needed = TRUE;
4019   int i;
4020
4021   if (!initialization_needed)   /* check if editor element setup has changed */
4022   {
4023     if (last_setup_value_headlines != setup.editor.el_headlines)
4024       initialization_needed = TRUE;
4025
4026     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4027       if (editor_elements_info[i].last_setup_value !=
4028           *editor_elements_info[i].setup_value)
4029         initialization_needed = TRUE;
4030   }
4031
4032   if (!initialization_needed)
4033     return;
4034
4035   FreeLevelEditorGadgets();
4036   CreateLevelEditorGadgets();
4037
4038   /* store current setup values for next invocation of this function */
4039   last_setup_value_headlines = setup.editor.el_headlines;
4040   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4041     editor_elements_info[i].last_setup_value =
4042       *editor_elements_info[i].setup_value;
4043
4044   initialization_needed = FALSE;
4045 }
4046
4047 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4048                               boolean input)
4049 {
4050   int border_graphic =
4051     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4052   Bitmap *src_bitmap;
4053   int src_x, src_y;
4054   int num_mini_tilex = width  / MINI_TILEX + 1;
4055   int num_mini_tiley = height / MINI_TILEY + 1;
4056   int x, y;
4057
4058   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4059
4060   for (y = 0; y < num_mini_tiley; y++)
4061     for (x = 0; x < num_mini_tilex; x++)
4062       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4063                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4064                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4065
4066   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4067 }
4068
4069 static void DrawDrawingArea(int id)
4070 {
4071   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4072   int x, y;
4073
4074   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4075     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4076                        el2edimg(random_placement_background_element));
4077   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4078     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4079   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4080     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4081                        el2edimg(custom_element.gfx_element));
4082   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4083     for (y = 0; y < 3; y++)
4084       for (x = 0; x < 3; x++)
4085         DrawMiniGraphicExt(drawto,
4086                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4087                            el2edimg(custom_element.content[x][y]));
4088   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4089     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4090                        el2edimg(custom_element.move_enter_element));
4091   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4092     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4093                        el2edimg(custom_element.move_leave_element));
4094   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4095     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4096                        el2edimg(custom_element_change.target_element));
4097   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4098     for (y = 0; y < 3; y++)
4099       for (x = 0; x < 3; x++)
4100         DrawMiniGraphicExt(drawto,
4101                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4102                            el2edimg(custom_element_change.target_content[x][y]));
4103   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4104     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4105                        el2edimg(custom_element_change.trigger_element));
4106   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4107     for (x = 0; x < group_element_info.num_elements; x++)
4108       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4109                          el2edimg(group_element_info.element[x]));
4110   else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
4111            id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
4112   {
4113     int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
4114
4115     for (y = 0; y < 3; y++)
4116       for (x = 0; x < 3; x++)
4117         DrawMiniGraphicExt(drawto,
4118                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4119                            el2edimg(level.yamyam_content[nr][x][y]));
4120   }
4121 }
4122
4123 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4124 {
4125   int x,y;
4126   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4127   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4128
4129   BlitBitmap(drawto, drawto,
4130              SX + (dx == -1 ? MINI_TILEX : 0),
4131              SY + (dy == -1 ? MINI_TILEY : 0),
4132              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4133              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4134              SX + (dx == +1 ? MINI_TILEX : 0),
4135              SY + (dy == +1 ? MINI_TILEY : 0));
4136   if (dx)
4137   {
4138     x = (dx == 1 ? 0 : ed_fieldx - 1);
4139     for (y = 0; y < ed_fieldy; y++)
4140       DrawMiniElementOrWall(x, y, from_x, from_y);
4141   }
4142   else if (dy)
4143   {
4144     y = (dy == 1 ? 0 : ed_fieldy - 1);
4145     for (x = 0; x < ed_fieldx; x++)
4146       DrawMiniElementOrWall(x, y, from_x, from_y);
4147   }
4148
4149   redraw_mask |= REDRAW_FIELD;
4150   BackToFront();
4151 }
4152
4153 static void CreateControlButtons()
4154 {
4155   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4156   struct GadgetInfo *gi;
4157   unsigned long event_mask;
4158   int i;
4159
4160   /* create toolbox buttons */
4161   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4162   {
4163     int id = i;
4164     int width, height;
4165     int gd_xoffset, gd_yoffset;
4166     int gd_x1, gd_x2, gd_y1, gd_y2;
4167     int button_type;
4168     int radio_button_nr;
4169     boolean checked;
4170
4171     if (id == GADGET_ID_SINGLE_ITEMS ||
4172         id == GADGET_ID_CONNECTED_ITEMS ||
4173         id == GADGET_ID_LINE ||
4174         id == GADGET_ID_ARC ||
4175         id == GADGET_ID_TEXT ||
4176         id == GADGET_ID_RECTANGLE ||
4177         id == GADGET_ID_FILLED_BOX ||
4178         id == GADGET_ID_FLOOD_FILL ||
4179         id == GADGET_ID_GRAB_BRUSH ||
4180         id == GADGET_ID_PICK_ELEMENT ||
4181         id == GADGET_ID_CUSTOM_COPY_FROM ||
4182         id == GADGET_ID_CUSTOM_COPY_TO ||
4183         id == GADGET_ID_CUSTOM_EXCHANGE)
4184     {
4185       button_type = GD_TYPE_RADIO_BUTTON;
4186       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4187       checked = (id == drawing_function ? TRUE : FALSE);
4188       event_mask = GD_EVENT_PRESSED;
4189     }
4190     else
4191     {
4192       button_type = GD_TYPE_NORMAL_BUTTON;
4193       radio_button_nr = RADIO_NR_NONE;
4194       checked = FALSE;
4195
4196       if (id == GADGET_ID_WRAP_LEFT ||
4197           id == GADGET_ID_WRAP_RIGHT ||
4198           id == GADGET_ID_WRAP_UP ||
4199           id == GADGET_ID_WRAP_DOWN)
4200         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4201       else
4202         event_mask = GD_EVENT_RELEASED;
4203     }
4204
4205     if (id < ED_NUM_CTRL1_BUTTONS)
4206     {
4207       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4208       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4209
4210       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4211       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4212       width  = ED_CTRL1_BUTTON_XSIZE;
4213       height = ED_CTRL1_BUTTON_YSIZE;
4214
4215       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4216       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4217       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4218       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4219     }
4220     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4221     {
4222       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4223       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4224
4225       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4226       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4227       width  = ED_CTRL2_BUTTON_XSIZE;
4228       height = ED_CTRL2_BUTTON_YSIZE;
4229
4230       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4231       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4232       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4233       gd_y2 = 0;        /* no alternative graphic for these buttons */
4234     }
4235     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4236     {
4237       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4238       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4239
4240       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4241       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4242       width  = ED_CTRL3_BUTTON_XSIZE;
4243       height = ED_CTRL3_BUTTON_YSIZE;
4244
4245       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4246       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4247       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4248       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4249     }
4250     else
4251     {
4252       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4253       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4254
4255       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4256       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4257       width  = ED_CTRL4_BUTTON_XSIZE;
4258       height = ED_CTRL4_BUTTON_YSIZE;
4259
4260       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4261       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4262       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4263       gd_y2 = 0;        /* no alternative graphic for these buttons */
4264     }
4265
4266     gi = CreateGadget(GDI_CUSTOM_ID, id,
4267                       GDI_CUSTOM_TYPE_ID, i,
4268                       GDI_INFO_TEXT, control_info[i].text,
4269                       GDI_X, EX + gd_xoffset,
4270                       GDI_Y, EY + gd_yoffset,
4271                       GDI_WIDTH, width,
4272                       GDI_HEIGHT, height,
4273                       GDI_TYPE, button_type,
4274                       GDI_STATE, GD_BUTTON_UNPRESSED,
4275                       GDI_RADIO_NR, radio_button_nr,
4276                       GDI_CHECKED, checked,
4277                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4278                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4279                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4280                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4281                       GDI_EVENT_MASK, event_mask,
4282                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4283                       GDI_CALLBACK_ACTION, HandleControlButtons,
4284                       GDI_END);
4285
4286     if (gi == NULL)
4287       Error(ERR_EXIT, "cannot create gadget");
4288
4289     level_editor_gadget[id] = gi;
4290   }
4291
4292   /* create buttons for scrolling of drawing area and element list */
4293   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4294   {
4295     int id = scrollbutton_info[i].gadget_id;
4296     int x, y, width, height;
4297     int gd_x1, gd_x2, gd_y1, gd_y2;
4298
4299     x = scrollbutton_info[i].x;
4300     y = scrollbutton_info[i].y;
4301
4302     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4303
4304     if (id == GADGET_ID_SCROLL_LIST_UP ||
4305         id == GADGET_ID_SCROLL_LIST_DOWN)
4306     {
4307       x += DX;
4308       y += DY;
4309       width = ED_SCROLLBUTTON2_XSIZE;
4310       height = ED_SCROLLBUTTON2_YSIZE;
4311       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4312       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4313       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4314       gd_y2 = gd_y1;
4315     }
4316     else
4317     {
4318       x += SX;
4319       y += SY;
4320       width = ED_SCROLLBUTTON_XSIZE;
4321       height = ED_SCROLLBUTTON_YSIZE;
4322       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4323       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4324       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4325       gd_y2 = gd_y1;
4326     }
4327
4328     gi = CreateGadget(GDI_CUSTOM_ID, id,
4329                       GDI_CUSTOM_TYPE_ID, i,
4330                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4331                       GDI_X, x,
4332                       GDI_Y, y,
4333                       GDI_WIDTH, width,
4334                       GDI_HEIGHT, height,
4335                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4336                       GDI_STATE, GD_BUTTON_UNPRESSED,
4337                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4338                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4339                       GDI_EVENT_MASK, event_mask,
4340                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4341                       GDI_CALLBACK_ACTION, HandleControlButtons,
4342                       GDI_END);
4343
4344     if (gi == NULL)
4345       Error(ERR_EXIT, "cannot create gadget");
4346
4347     level_editor_gadget[id] = gi;
4348   }
4349
4350   /* create buttons for element list */
4351   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4352   {
4353     Bitmap *deco_bitmap;
4354     int deco_x, deco_y, deco_xpos, deco_ypos;
4355     int gd_xoffset, gd_yoffset;
4356     int gd_x1, gd_x2, gd_y;
4357     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4358     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4359     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4360     int element = editor_elements[i];
4361
4362     event_mask = GD_EVENT_RELEASED;
4363
4364     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4365     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4366
4367     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4368     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4369     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4370
4371     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4372     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4373     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4374
4375     gi = CreateGadget(GDI_CUSTOM_ID, id,
4376                       GDI_CUSTOM_TYPE_ID, i,
4377                       GDI_INFO_TEXT, getElementInfoText(element),
4378                       GDI_X, DX + gd_xoffset,
4379                       GDI_Y, DY + gd_yoffset,
4380                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4381                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4382                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4383                       GDI_STATE, GD_BUTTON_UNPRESSED,
4384                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4385                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4386                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4387                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4388                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4389                       GDI_DECORATION_SHIFTING, 1, 1,
4390                       GDI_EVENT_MASK, event_mask,
4391                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4392                       GDI_CALLBACK_ACTION, HandleControlButtons,
4393                       GDI_END);
4394
4395     if (gi == NULL)
4396       Error(ERR_EXIT, "cannot create gadget");
4397
4398     level_editor_gadget[id] = gi;
4399   }
4400 }
4401
4402 static void CreateCounterButtons()
4403 {
4404   int max_infotext_len = getMaxInfoTextLength();
4405   int i;
4406
4407   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4408   {
4409     int j;
4410     int x = SX + counterbutton_info[i].x;       /* down count button */
4411     int y = SY + counterbutton_info[i].y;
4412
4413     /* determine horizontal position to the right of specified gadget */
4414     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4415       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4416            ED_GADGET_TEXT_DISTANCE);
4417
4418     /* determine horizontal offset for leading text */
4419     if (counterbutton_info[i].text_left != NULL)
4420       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4421
4422     for (j = 0; j < 2; j++)
4423     {
4424       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4425       struct GadgetInfo *gi;
4426       int id = (j == 0 ?
4427                 counterbutton_info[i].gadget_id_down :
4428                 counterbutton_info[i].gadget_id_up);
4429       int gd_xoffset;
4430       int gd_x, gd_x1, gd_x2, gd_y;
4431       int x_size, y_size;
4432       unsigned long event_mask;
4433       char infotext[max_infotext_len + 1];
4434
4435       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4436
4437       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4438       {
4439         int sid = (j == 0 ?
4440                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4441                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4442
4443         event_mask |= GD_EVENT_RELEASED;
4444
4445         if (j == 1)
4446           x += 2 * ED_GADGET_DISTANCE;
4447         y += ED_GADGET_DISTANCE;
4448
4449         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4450         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4451         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4452         x_size = ED_SCROLLBUTTON_XSIZE;
4453         y_size = ED_SCROLLBUTTON_YSIZE;
4454       }
4455       else
4456       {
4457         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4458         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4459         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4460         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4461         x_size = ED_BUTTON_COUNT_XSIZE;
4462         y_size = ED_BUTTON_COUNT_YSIZE;
4463       }
4464
4465       sprintf(infotext, "%s counter value by 1, 5 or 10",
4466               (j == 0 ? "decrease" : "increase"));
4467
4468       gi = CreateGadget(GDI_CUSTOM_ID, id,
4469                         GDI_CUSTOM_TYPE_ID, i,
4470                         GDI_INFO_TEXT, infotext,
4471                         GDI_X, x,
4472                         GDI_Y, y,
4473                         GDI_WIDTH, x_size,
4474                         GDI_HEIGHT, y_size,
4475                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4476                         GDI_STATE, GD_BUTTON_UNPRESSED,
4477                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4478                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4479                         GDI_EVENT_MASK, event_mask,
4480                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4481                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4482                         GDI_END);
4483
4484       if (gi == NULL)
4485         Error(ERR_EXIT, "cannot create gadget");
4486
4487       level_editor_gadget[id] = gi;
4488       right_gadget_border[id] =
4489         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4490
4491       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4492
4493       if (j == 0)
4494       {
4495         int font_type = FONT_INPUT_1;
4496         int font_type_active = FONT_INPUT_1_ACTIVE;
4497         int gd_width = ED_WIN_COUNT_XSIZE;
4498
4499         id = counterbutton_info[i].gadget_id_text;
4500         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4501
4502         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4503         {
4504           font_type = FONT_LEVEL_NUMBER;
4505           font_type_active = FONT_LEVEL_NUMBER;
4506
4507           x += 2 * ED_GADGET_DISTANCE;
4508           y -= ED_GADGET_DISTANCE;
4509
4510           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4511           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4512           gd_width = ED_WIN_COUNT2_XSIZE;
4513         }
4514         else
4515         {
4516           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4517           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4518         }
4519
4520         gi = CreateGadget(GDI_CUSTOM_ID, id,
4521                           GDI_CUSTOM_TYPE_ID, i,
4522                           GDI_INFO_TEXT, "enter counter value",
4523                           GDI_X, x,
4524                           GDI_Y, y,
4525                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4526                           GDI_NUMBER_VALUE, 0,
4527                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4528                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4529                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4530                           GDI_TEXT_FONT, font_type,
4531                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4532                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4533                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4534                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4535                           GDI_DESIGN_WIDTH, gd_width,
4536                           GDI_EVENT_MASK, event_mask,
4537                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4538                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4539                           GDI_END);
4540
4541         if (gi == NULL)
4542           Error(ERR_EXIT, "cannot create gadget");
4543
4544         level_editor_gadget[id] = gi;
4545         right_gadget_border[id] =
4546           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4547
4548         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4549       }
4550     }
4551   }
4552 }
4553
4554 static void CreateDrawingAreas()
4555 {
4556   int i;
4557
4558   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4559   {
4560     struct GadgetInfo *gi;
4561     unsigned long event_mask;
4562     int id = drawingarea_info[i].gadget_id;
4563     int x = SX + drawingarea_info[i].x;
4564     int y = SY + drawingarea_info[i].y;
4565     int area_xsize = drawingarea_info[i].area_xsize;
4566     int area_ysize = drawingarea_info[i].area_ysize;
4567
4568     event_mask =
4569       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4570       GD_EVENT_OFF_BORDERS;
4571
4572     /* determine horizontal position to the right of specified gadget */
4573     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4574       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4575            ED_DRAWINGAREA_TEXT_DISTANCE);
4576
4577     /* determine horizontal offset for leading text */
4578     if (drawingarea_info[i].text_left != NULL)
4579       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4580
4581     gi = CreateGadget(GDI_CUSTOM_ID, id,
4582                       GDI_CUSTOM_TYPE_ID, i,
4583                       GDI_X, x,
4584                       GDI_Y, y,
4585                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4586                       GDI_AREA_SIZE, area_xsize, area_ysize,
4587                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4588                       GDI_EVENT_MASK, event_mask,
4589                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4590                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4591                       GDI_END);
4592
4593     if (gi == NULL)
4594       Error(ERR_EXIT, "cannot create gadget");
4595
4596     level_editor_gadget[id] = gi;
4597     right_gadget_border[id] =
4598       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4599   }
4600 }
4601
4602 static void CreateTextInputGadgets()
4603 {
4604   int max_infotext_len = getMaxInfoTextLength();
4605   int i;
4606
4607   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4608   {
4609     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4610     int gd_x, gd_y;
4611     struct GadgetInfo *gi;
4612     unsigned long event_mask;
4613     char infotext[MAX_OUTPUT_LINESIZE + 1];
4614     int id = textinput_info[i].gadget_id;
4615
4616     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4617
4618     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4619     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4620
4621     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4622     infotext[max_infotext_len] = '\0';
4623
4624     gi = CreateGadget(GDI_CUSTOM_ID, id,
4625                       GDI_CUSTOM_TYPE_ID, i,
4626                       GDI_INFO_TEXT, infotext,
4627                       GDI_X, SX + textinput_info[i].x,
4628                       GDI_Y, SY + textinput_info[i].y,
4629                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4630                       GDI_TEXT_VALUE, textinput_info[i].value,
4631                       GDI_TEXT_SIZE, textinput_info[i].size,
4632                       GDI_TEXT_FONT, FONT_INPUT_1,
4633                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4634                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4635                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4636                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4637                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4638                       GDI_EVENT_MASK, event_mask,
4639                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4640                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4641                       GDI_END);
4642
4643     if (gi == NULL)
4644       Error(ERR_EXIT, "cannot create gadget");
4645
4646     level_editor_gadget[id] = gi;
4647   }
4648 }
4649
4650 static void CreateTextAreaGadgets()
4651 {
4652   int max_infotext_len = getMaxInfoTextLength();
4653   int i;
4654
4655   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4656   {
4657     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4658     int gd_x, gd_y;
4659     struct GadgetInfo *gi;
4660     unsigned long event_mask;
4661     char infotext[MAX_OUTPUT_LINESIZE + 1];
4662     int id = textarea_info[i].gadget_id;
4663     int area_xsize = textarea_info[i].xsize;
4664     int area_ysize = textarea_info[i].ysize;
4665
4666     event_mask = GD_EVENT_TEXT_LEAVING;
4667
4668     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4669     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4670
4671     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4672     infotext[max_infotext_len] = '\0';
4673
4674     gi = CreateGadget(GDI_CUSTOM_ID, id,
4675                       GDI_CUSTOM_TYPE_ID, i,
4676                       GDI_INFO_TEXT, infotext,
4677                       GDI_X, SX + textarea_info[i].x,
4678                       GDI_Y, SY + textarea_info[i].y,
4679                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4680                       GDI_AREA_SIZE, area_xsize, area_ysize,
4681                       GDI_TEXT_FONT, FONT_INPUT_1,
4682                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4683                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4684                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4685                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4686                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4687                       GDI_EVENT_MASK, event_mask,
4688                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4689                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4690                       GDI_END);
4691
4692     if (gi == NULL)
4693       Error(ERR_EXIT, "cannot create gadget");
4694
4695     level_editor_gadget[id] = gi;
4696   }
4697 }
4698
4699 static void CreateSelectboxGadgets()
4700 {
4701   int max_infotext_len = getMaxInfoTextLength();
4702   int i, j;
4703
4704   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4705   {
4706     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4707     int gd_x, gd_y;
4708     struct GadgetInfo *gi;
4709     unsigned long event_mask;
4710     char infotext[MAX_OUTPUT_LINESIZE + 1];
4711     int id = selectbox_info[i].gadget_id;
4712     int x = SX + selectbox_info[i].x;
4713     int y = SY + selectbox_info[i].y;
4714
4715     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4716     {
4717       /* (we cannot use -1 for uninitialized values if we directly compare
4718          with results from strlen(), because the '<' and '>' operation will
4719          implicitely cast -1 to an unsigned integer value!) */
4720       selectbox_info[i].size = 0;
4721
4722       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4723         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4724           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4725
4726       selectbox_info[i].size++;         /* add one character empty space */
4727     }
4728
4729     event_mask = GD_EVENT_RELEASED |
4730       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4731
4732     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4733     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4734
4735     /* determine horizontal position to the right of specified gadget */
4736     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4737       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4738            ED_GADGET_TEXT_DISTANCE);
4739
4740     /* determine horizontal offset for leading text */
4741     if (selectbox_info[i].text_left != NULL)
4742       x += getTextWidthForGadget(selectbox_info[i].text_left);
4743
4744     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4745     infotext[max_infotext_len] = '\0';
4746
4747     gi = CreateGadget(GDI_CUSTOM_ID, id,
4748                       GDI_CUSTOM_TYPE_ID, i,
4749                       GDI_INFO_TEXT, infotext,
4750                       GDI_X, x,
4751                       GDI_Y, y,
4752                       GDI_TYPE, GD_TYPE_SELECTBOX,
4753                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4754                       GDI_TEXT_SIZE, selectbox_info[i].size,
4755                       GDI_TEXT_FONT, FONT_INPUT_1,
4756                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4757                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4758                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4759                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4760                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4761                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4762                       GDI_EVENT_MASK, event_mask,
4763                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4764                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4765                       GDI_END);
4766
4767     if (gi == NULL)
4768       Error(ERR_EXIT, "cannot create gadget");
4769
4770     level_editor_gadget[id] = gi;
4771     right_gadget_border[id] =
4772       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4773   }
4774 }
4775
4776 static void CreateTextbuttonGadgets()
4777 {
4778   int max_infotext_len = getMaxInfoTextLength();
4779   int i;
4780
4781   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4782   {
4783     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4784     int gd_x1, gd_x2, gd_y1, gd_y2;
4785     struct GadgetInfo *gi;
4786     unsigned long event_mask;
4787     char infotext[MAX_OUTPUT_LINESIZE + 1];
4788     int id = textbutton_info[i].gadget_id;
4789     int x = SX + textbutton_info[i].x;
4790     int y = SY + textbutton_info[i].y;
4791
4792     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4793       textbutton_info[i].size = strlen(textbutton_info[i].text);
4794
4795     event_mask = GD_EVENT_RELEASED;
4796
4797     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4798     {
4799       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4800       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4801       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4802       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4803     }
4804     else
4805     {
4806       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4807       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4808       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4809       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4810     }
4811
4812     sprintf(infotext, "%s", textbutton_info[i].infotext);
4813     infotext[max_infotext_len] = '\0';
4814
4815     /* determine horizontal position to the right of specified gadget */
4816     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4817       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4818            ED_GADGET_TEXT_DISTANCE);
4819
4820     /* determine horizontal offset for leading text */
4821     if (textbutton_info[i].text_left != NULL)
4822       x += getTextWidthForGadget(textbutton_info[i].text_left);
4823
4824     gi = CreateGadget(GDI_CUSTOM_ID, id,
4825                       GDI_CUSTOM_TYPE_ID, i,
4826                       GDI_INFO_TEXT, infotext,
4827                       GDI_X, x,
4828                       GDI_Y, y,
4829                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4830                       GDI_TEXT_VALUE, textbutton_info[i].text,
4831                       GDI_TEXT_SIZE, textbutton_info[i].size,
4832                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4833                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4834                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4835                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4836                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4837                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4838                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4839                       GDI_DECORATION_SHIFTING, 1, 1,
4840                       GDI_EVENT_MASK, event_mask,
4841                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4842                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4843                       GDI_END);
4844
4845     if (gi == NULL)
4846       Error(ERR_EXIT, "cannot create gadget");
4847
4848     level_editor_gadget[id] = gi;
4849     right_gadget_border[id] =
4850       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4851   }
4852 }
4853
4854 static void CreateGraphicbuttonGadgets()
4855 {
4856   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4857   struct GadgetInfo *gi;
4858   unsigned long event_mask;
4859   int i;
4860
4861   /* create buttons for scrolling of drawing area and element list */
4862   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4863   {
4864     int id = graphicbutton_info[i].gadget_id;
4865     int gd_x1, gd_x2, gd_y1, gd_y2;
4866     int x = SX + graphicbutton_info[i].x;
4867     int y = SY + graphicbutton_info[i].y;
4868
4869     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4870
4871     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
4872     {
4873       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4874       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4875       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4876       gd_y2 = gd_y1;
4877     }
4878     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
4879     {
4880       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
4881       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4882       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
4883       gd_y2 = gd_y1;
4884     }
4885
4886     /* determine horizontal position to the right of specified gadget */
4887     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4888       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4889            ED_GADGET_TEXT_DISTANCE);
4890
4891     /* determine horizontal offset for leading text */
4892     if (graphicbutton_info[i].text_left != NULL)
4893       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4894
4895     gi = CreateGadget(GDI_CUSTOM_ID, id,
4896                       GDI_CUSTOM_TYPE_ID, i,
4897                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4898                       GDI_X, x,
4899                       GDI_Y, y,
4900                       GDI_WIDTH, graphicbutton_info[i].width,
4901                       GDI_HEIGHT, graphicbutton_info[i].height,
4902                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4903                       GDI_STATE, GD_BUTTON_UNPRESSED,
4904                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4905                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4906                       GDI_EVENT_MASK, event_mask,
4907                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4908                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
4909                       GDI_END);
4910
4911     if (gi == NULL)
4912       Error(ERR_EXIT, "cannot create gadget");
4913
4914     level_editor_gadget[id] = gi;
4915     right_gadget_border[id] =
4916       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
4917   }
4918 }
4919
4920 static void CreateScrollbarGadgets()
4921 {
4922   int i;
4923
4924   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
4925   {
4926     int id = scrollbar_info[i].gadget_id;
4927     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4928     int gd_x1, gd_x2, gd_y1, gd_y2;
4929     struct GadgetInfo *gi;
4930     int items_max, items_visible, item_position;
4931     unsigned long event_mask;
4932
4933     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
4934     {
4935       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
4936       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
4937       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
4938     }
4939     else        /* drawing area scrollbars */
4940     {
4941       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
4942       {
4943         items_max = MAX(lev_fieldx + 2, ed_fieldx);
4944         items_visible = ed_fieldx;
4945         item_position = 0;
4946       }
4947       else
4948       {
4949         items_max = MAX(lev_fieldy + 2, ed_fieldy);
4950         items_visible = ed_fieldy;
4951         item_position = 0;
4952       }
4953     }
4954
4955     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
4956
4957     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
4958     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
4959                       scrollbar_info[i].height : scrollbar_info[i].width));
4960     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4961     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4962
4963     gi = CreateGadget(GDI_CUSTOM_ID, id,
4964                       GDI_CUSTOM_TYPE_ID, i,
4965                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
4966                       GDI_X, scrollbar_info[i].x,
4967                       GDI_Y, scrollbar_info[i].y,
4968                       GDI_WIDTH, scrollbar_info[i].width,
4969                       GDI_HEIGHT, scrollbar_info[i].height,
4970                       GDI_TYPE, scrollbar_info[i].type,
4971                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
4972                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
4973                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
4974                       GDI_STATE, GD_BUTTON_UNPRESSED,
4975                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4976                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4977                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4978                       GDI_EVENT_MASK, event_mask,
4979                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4980                       GDI_CALLBACK_ACTION, HandleControlButtons,
4981                       GDI_END);
4982
4983     if (gi == NULL)
4984       Error(ERR_EXIT, "cannot create gadget");
4985
4986     level_editor_gadget[id] = gi;
4987   }
4988 }
4989
4990 static void CreateCheckbuttonGadgets()
4991 {
4992   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4993   struct GadgetInfo *gi;
4994   unsigned long event_mask;
4995   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4996   int i;
4997
4998   event_mask = GD_EVENT_PRESSED;
4999
5000   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5001   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5002   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5003   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5004   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5005
5006   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5007   {
5008     int id = checkbutton_info[i].gadget_id;
5009     int x = SX + checkbutton_info[i].x;
5010     int y = SY + checkbutton_info[i].y;
5011
5012     if (id == GADGET_ID_STICK_ELEMENT)
5013       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5014     else
5015       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5016
5017     /* determine horizontal position to the right of specified gadget */
5018     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5019       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5020            ED_GADGET_TEXT_DISTANCE);
5021
5022     /* determine horizontal offset for leading text */
5023     if (checkbutton_info[i].text_left != NULL)
5024       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5025
5026     gi = CreateGadget(GDI_CUSTOM_ID, id,
5027                       GDI_CUSTOM_TYPE_ID, i,
5028                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5029                       GDI_X, x,
5030                       GDI_Y, y,
5031                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5032                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5033                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5034                       GDI_CHECKED, *checkbutton_info[i].value,
5035                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5036                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5037                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5038                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5039                       GDI_EVENT_MASK, event_mask,
5040                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5041                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5042                       GDI_END);
5043
5044     if (gi == NULL)
5045       Error(ERR_EXIT, "cannot create gadget");
5046
5047     level_editor_gadget[id] = gi;
5048     right_gadget_border[id] =
5049       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5050   }
5051 }
5052
5053 static void CreateRadiobuttonGadgets()
5054 {
5055   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5056   struct GadgetInfo *gi;
5057   unsigned long event_mask;
5058   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5059   int i;
5060
5061   event_mask = GD_EVENT_PRESSED;
5062
5063   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5064   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5065   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5066   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5067   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5068
5069   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5070   {
5071     int id = radiobutton_info[i].gadget_id;
5072     int x = SX + radiobutton_info[i].x;
5073     int y = SY + radiobutton_info[i].y;
5074
5075     int checked =
5076       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5077
5078     /* determine horizontal position to the right of specified gadget */
5079     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5080       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5081            ED_GADGET_TEXT_DISTANCE);
5082
5083     /* determine horizontal offset for leading text */
5084     if (radiobutton_info[i].text_left != NULL)
5085       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5086
5087     gi = CreateGadget(GDI_CUSTOM_ID, id,
5088                       GDI_CUSTOM_TYPE_ID, i,
5089                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5090                       GDI_X, x,
5091                       GDI_Y, y,
5092                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5093                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5094                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5095                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5096                       GDI_CHECKED, checked,
5097                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5098                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5099                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5100                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5101                       GDI_EVENT_MASK, event_mask,
5102                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5103                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5104                       GDI_END);
5105
5106     if (gi == NULL)
5107       Error(ERR_EXIT, "cannot create gadget");
5108
5109     level_editor_gadget[id] = gi;
5110     right_gadget_border[id] =
5111       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5112   }
5113 }
5114
5115 void CreateLevelEditorGadgets()
5116 {
5117   int old_game_status = game_status;
5118
5119   /* setting 'game_status' is needed to get the right fonts for the editor */
5120   game_status = GAME_MODE_EDITOR;
5121
5122   ReinitializeElementList();
5123
5124   CreateControlButtons();
5125   CreateScrollbarGadgets();
5126
5127   /* order of function calls is important because of cross-references */
5128   CreateCheckbuttonGadgets();
5129   CreateCounterButtons();
5130   CreateRadiobuttonGadgets();
5131   CreateTextInputGadgets();
5132   CreateTextAreaGadgets();
5133   CreateSelectboxGadgets();
5134   CreateGraphicbuttonGadgets();
5135   CreateTextbuttonGadgets();
5136   CreateDrawingAreas();
5137
5138   game_status = old_game_status;
5139 }
5140
5141 void FreeLevelEditorGadgets()
5142 {
5143   int i;
5144
5145   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5146     FreeGadget(level_editor_gadget[i]);
5147 }
5148
5149 static void MapCounterButtons(int id)
5150 {
5151   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5152   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5153   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5154   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5155   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5156   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5157 #if 0
5158   char infotext[MAX_OUTPUT_LINESIZE + 1];
5159   int max_infotext_len = getMaxInfoTextLength();
5160   int xoffset_left = 0;
5161   int yoffset_left = ED_BORDER_SIZE;
5162   int xoffset_right = getCounterGadgetWidth();
5163   int yoffset_right = ED_BORDER_SIZE;
5164 #else
5165   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5166   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5167   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5168   int yoffset = ED_BORDER_SIZE;
5169   int x_left = gi_down->x - xoffset_left;
5170   int x_right = gi_up->x + gi_up->width + xoffset_right;
5171   int y_above = gi_down->y - yoffset_above;
5172   int x = gi_down->x;
5173   int y;        /* set after gadget position was modified */
5174 #endif
5175
5176   /* set position for "score" counter gadget */
5177   if (id == ED_COUNTER_ID_ELEMENT_SCORE)
5178   {
5179     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5180     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5181     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5182   }
5183
5184   y = gi_up->y + yoffset;
5185
5186   if (counterbutton_info[id].text_above)
5187     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5188
5189   if (counterbutton_info[id].text_left)
5190     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5191
5192   if (counterbutton_info[id].text_right)
5193     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5194
5195   ModifyEditorCounter(id, *counterbutton_info[id].value);
5196
5197   MapGadget(gi_down);
5198   MapGadget(gi_text);
5199   MapGadget(gi_up);
5200 }
5201
5202 static void MapControlButtons()
5203 {
5204   int counter_id;
5205   int i;
5206
5207   /* map toolbox buttons (excluding special CE toolbox buttons) */
5208   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5209     MapGadget(level_editor_gadget[i]);
5210
5211   /* map buttons to select elements */
5212   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5213     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5214   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5215   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5216   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5217
5218   /* map buttons to select level */
5219   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5220   ModifyEditorCounterLimits(counter_id,
5221                             leveldir_current->first_level,
5222                             leveldir_current->last_level);
5223   MapCounterButtons(counter_id);
5224 }
5225
5226 static void MapDrawingArea(int id)
5227 {
5228   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5229   int area_xsize = gi->drawing.area_xsize;
5230   int area_ysize = gi->drawing.area_ysize;
5231   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5232   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5233   int x_left  = gi->x - xoffset_left;
5234   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5235   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5236   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5237   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5238
5239   if (drawingarea_info[id].text_left)
5240     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5241
5242   if (drawingarea_info[id].text_right)
5243     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5244
5245   if (drawingarea_info[id].text_below)
5246     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5247
5248   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5249   {
5250     DrawElementBorder(gi->x, gi->y,
5251                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5252
5253     DrawDrawingArea(id);
5254   }
5255
5256   MapGadget(gi);
5257 }
5258
5259 static void MapTextInputGadget(int id)
5260 {
5261   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5262   int xoffset_above = 0;
5263   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5264   int x_above = textinput_info[id].x + xoffset_above;
5265   int y_above = textinput_info[id].y + yoffset_above;
5266
5267   if (textinput_info[id].text_above)
5268     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5269
5270   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5271
5272   MapGadget(gi);
5273 }
5274
5275 static void MapTextAreaGadget(int id)
5276 {
5277   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5278   int xoffset_above = 0;
5279   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5280   int x_above = textarea_info[id].x + xoffset_above;
5281   int y_above = textarea_info[id].y + yoffset_above;
5282
5283   if (textarea_info[id].text_above)
5284     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5285
5286   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5287
5288   MapGadget(gi);
5289 }
5290
5291 static void MapSelectboxGadget(int id)
5292 {
5293   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5294   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5295   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5296   int yoffset = ED_BORDER_SIZE;
5297   int x_left = gi->x - xoffset_left;
5298   int x_right = gi->x + gi->width + xoffset_right;
5299   int y = gi->y + yoffset;
5300
5301   if (selectbox_info[id].text_left)
5302     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5303
5304   if (selectbox_info[id].text_right)
5305     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5306
5307   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5308
5309   MapGadget(gi);
5310 }
5311
5312 static void MapTextbuttonGadget(int id)
5313 {
5314   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5315   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5316   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5317   int yoffset = ED_BORDER_SIZE;
5318   int x_left = gi->x - xoffset_left;
5319   int x_right = gi->x + gi->width + xoffset_right;
5320   int y = gi->y + yoffset;
5321
5322   /* only show button to delete change pages when more than minimum pages */
5323   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5324       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5325     return;
5326
5327   if (textbutton_info[id].text_left)
5328     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5329
5330   if (textbutton_info[id].text_right)
5331     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5332
5333   MapGadget(gi);
5334 }
5335
5336 static void MapGraphicbuttonGadget(int id)
5337 {
5338   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5339   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5340   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5341   int yoffset = ED_BORDER_SIZE;
5342   int x_left = gi->x - xoffset_left;
5343   int x_right = gi->x + gi->width + xoffset_right;
5344   int y = gi->y + yoffset;
5345
5346   if (graphicbutton_info[id].text_left)
5347     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5348
5349   if (graphicbutton_info[id].text_right)
5350     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5351
5352   MapGadget(gi);
5353 }
5354
5355 static void MapRadiobuttonGadget(int id)
5356 {
5357   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5358   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5359   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5360   int yoffset = ED_BORDER_SIZE;
5361   int x_left = gi->x - xoffset_left;
5362   int x_right = gi->x + gi->width + xoffset_right;
5363   int y = gi->y + yoffset;
5364   boolean checked =
5365     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5366
5367   if (radiobutton_info[id].text_left)
5368     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5369
5370   if (radiobutton_info[id].text_right)
5371     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5372
5373   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5374
5375   MapGadget(gi);
5376 }
5377
5378 static void MapCheckbuttonGadget(int id)
5379 {
5380   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5381   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5382   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5383   int yoffset = ED_BORDER_SIZE;
5384   int x_left, x_right, y;       /* set after gadget position was modified */
5385
5386   /* set position for gadgets with dynamically determined position */
5387   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5388     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5389   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5390
5391   x_left = gi->x - xoffset_left;
5392   x_right = gi->x + gi->width + xoffset_right;
5393   y = gi->y + yoffset;
5394
5395   if (checkbutton_info[id].text_left)
5396     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5397
5398   if (checkbutton_info[id].text_right)
5399     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5400
5401   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5402
5403   MapGadget(gi);
5404 }
5405
5406 static void MapMainDrawingArea()
5407 {
5408   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5409   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5410   int i;
5411
5412   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5413   {
5414     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5415           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5416          no_horizontal_scrollbar) ||
5417         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5418           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5419          no_vertical_scrollbar))
5420       continue;
5421
5422     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5423   }
5424
5425   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5426   {
5427     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5428         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5429       continue;
5430
5431     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5432   }
5433
5434   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5435 }
5436
5437 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5438 {
5439   int i;
5440
5441   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5442   {
5443     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5444         i == GADGET_ID_CUSTOM_COPY_TO ||
5445         i == GADGET_ID_CUSTOM_EXCHANGE ||
5446         i == GADGET_ID_CUSTOM_COPY ||
5447         i == GADGET_ID_CUSTOM_PASTE)
5448     {
5449       if (map)
5450         MapGadget(level_editor_gadget[i]);
5451       else
5452         UnmapGadget(level_editor_gadget[i]);
5453     }
5454   }
5455 }
5456
5457 static void MapLevelEditorToolboxCustomGadgets()
5458 {
5459   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5460 }
5461
5462 static void UnmapLevelEditorToolboxCustomGadgets()
5463 {
5464   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5465 }
5466
5467 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5468 {
5469   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5470   int i;
5471
5472   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5473   {
5474     if (i != GADGET_ID_SINGLE_ITEMS &&
5475         i != GADGET_ID_PROPERTIES &&
5476         i != GADGET_ID_PICK_ELEMENT)
5477     {
5478       struct GadgetInfo *gi = level_editor_gadget[i];
5479
5480       if (map)
5481         MapGadget(gi);
5482       else
5483       {
5484         UnmapGadget(gi);
5485
5486         BlitBitmap(gd_bitmap, drawto,
5487                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5488                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5489                    gi->width, gi->height, gi->x, gi->y);
5490
5491         redraw_mask |= REDRAW_DOOR_3;
5492       }
5493     }
5494   }
5495 }
5496
5497 static void MapLevelEditorToolboxDrawingGadgets()
5498 {
5499   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5500 }
5501
5502 static void UnmapLevelEditorToolboxDrawingGadgets()
5503 {
5504   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5505 }
5506
5507 static void UnmapDrawingArea(int id)
5508 {
5509   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5510 }
5511
5512 static void UnmapLevelEditorWindowGadgets()
5513 {
5514   int i;
5515
5516   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5517     if (level_editor_gadget[i]->x < SX + SXSIZE)
5518       UnmapGadget(level_editor_gadget[i]);
5519 }
5520
5521 void UnmapLevelEditorGadgets()
5522 {
5523   int i;
5524
5525   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5526     UnmapGadget(level_editor_gadget[i]);
5527 }
5528
5529 static void ResetUndoBuffer()
5530 {
5531   undo_buffer_position = -1;
5532   undo_buffer_steps = -1;
5533   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5534
5535   level.changed = FALSE;
5536 }
5537
5538 static void DrawEditModeWindow()
5539 {
5540   ModifyEditorElementList();
5541   RedrawDrawingElements();
5542
5543   if (edit_mode == ED_MODE_INFO)
5544     DrawLevelInfoWindow();
5545   else if (edit_mode == ED_MODE_PROPERTIES)
5546     DrawPropertiesWindow();
5547   else  /* edit_mode == ED_MODE_DRAWING */
5548     DrawDrawingWindow();
5549 }
5550
5551 static boolean LevelChanged()
5552 {
5553   boolean field_changed = FALSE;
5554   int x, y;
5555
5556   if (leveldir_current->readonly)
5557     return FALSE;
5558
5559   for (y = 0; y < lev_fieldy; y++)
5560     for (x = 0; x < lev_fieldx; x++)
5561       if (Feld[x][y] != level.field[x][y])
5562         field_changed = TRUE;
5563
5564   return (level.changed || field_changed);
5565 }
5566
5567 static boolean LevelContainsPlayer()
5568 {
5569   boolean player_found = FALSE;
5570   int x, y;
5571
5572   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5573
5574   for (y = 0; y < lev_fieldy; y++)
5575     for (x = 0; x < lev_fieldx; x++)
5576       if (Feld[x][y] == EL_PLAYER_1 ||
5577           Feld[x][y] == EL_SP_MURPHY)
5578         player_found = TRUE;
5579
5580   return player_found;
5581 }
5582
5583 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5584                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5585 {
5586   int x, y;
5587
5588   for (x = 0; x < lev_fieldx; x++)
5589     for (y = 0; y < lev_fieldy; y++)
5590       dst[x][y] = src[x][y];
5591 }
5592
5593 static int setSelectboxValue(int selectbox_id, int new_value)
5594 {
5595   int new_index_value = 0;
5596   int i;
5597
5598   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5599     if (selectbox_info[selectbox_id].options[i].value == new_value)
5600       new_index_value = i;
5601
5602   *selectbox_info[selectbox_id].value =
5603     selectbox_info[selectbox_id].options[new_index_value].value;
5604
5605   return new_index_value;
5606 }
5607
5608 static void copy_custom_element_settings(int element_from, int element_to)
5609 {
5610 #if 0
5611   struct ElementInfo ei_to_old = element_info[element_to];
5612   struct ElementInfo *ei_from = &element_info[element_from];
5613   struct ElementInfo *ei_to = &element_info[element_to];
5614   int i;
5615
5616   /* ---------- copy whole element structure ---------- */
5617   *ei_to = *ei_from;
5618
5619   /* ---------- restore structure pointers which cannot be copied ---------- */
5620   ei_to->token_name         = ei_to_old.token_name;
5621   ei_to->class_name         = ei_to_old.class_name;
5622   ei_to->editor_description = ei_to_old.editor_description;
5623   ei_to->custom_description = ei_to_old.custom_description;
5624   ei_to->change_page        = ei_to_old.change_page;
5625   ei_to->change             = ei_to_old.change;
5626   ei_to->group              = ei_to_old.group;
5627
5628   /* ---------- copy element base properties ---------- */
5629   Properties[element_to][EP_BITFIELD_BASE] =
5630     Properties[element_from][EP_BITFIELD_BASE];
5631
5632   /* ---------- reinitialize and copy change pages ---------- */
5633   setElementChangePages(ei_to, ei_to->num_change_pages);
5634
5635   for (i=0; i < ei_to->num_change_pages; i++)
5636     ei_to->change_page[i] = ei_from->change_page[i];
5637
5638   /* ---------- copy group element info ---------- */
5639   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5640     *ei_to->group = *ei_from->group;
5641
5642 #else
5643
5644   struct ElementInfo *ei_from = &element_info[element_from];
5645   struct ElementInfo *ei_to = &element_info[element_to];
5646   int i, x, y;
5647
5648   /* ---------- copy element description ---------- */
5649   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5650     ei_to->description[i] = ei_from->description[i];
5651
5652   /* ---------- copy element base properties ---------- */
5653   Properties[element_to][EP_BITFIELD_BASE] =
5654     Properties[element_from][EP_BITFIELD_BASE];
5655
5656   /* ---------- copy custom property values ---------- */
5657
5658   ei_to->use_gfx_element = ei_from->use_gfx_element;
5659   ei_to->gfx_element = ei_from->gfx_element;
5660
5661   ei_to->access_direction = ei_from->access_direction;
5662
5663   ei_to->collect_score = ei_from->collect_score;
5664   ei_to->collect_count = ei_from->collect_count;
5665
5666   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5667   ei_to->push_delay_random = ei_from->push_delay_random;
5668   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5669   ei_to->drop_delay_random = ei_from->drop_delay_random;
5670   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5671   ei_to->move_delay_random = ei_from->move_delay_random;
5672
5673   ei_to->move_pattern = ei_from->move_pattern;
5674   ei_to->move_direction_initial = ei_from->move_direction_initial;
5675   ei_to->move_stepsize = ei_from->move_stepsize;
5676
5677   ei_to->move_enter_element = ei_from->move_enter_element;
5678   ei_to->move_leave_element = ei_from->move_leave_element;
5679   ei_to->move_leave_type = ei_from->move_leave_type;
5680
5681   ei_to->slippery_type = ei_from->slippery_type;
5682
5683   for (y = 0; y < 3; y++)
5684     for (x = 0; x < 3; x++)
5685       ei_to->content[x][y] = ei_from->content[x][y];
5686
5687   ei_to->explosion_type = ei_from->explosion_type;
5688   ei_to->explosion_delay = ei_from->explosion_delay;
5689   ei_to->ignition_delay = ei_from->ignition_delay;
5690
5691   /* ---------- reinitialize and copy change pages ---------- */
5692
5693   ei_to->num_change_pages = ei_from->num_change_pages;
5694   ei_to->current_change_page = ei_from->current_change_page;
5695
5696   setElementChangePages(ei_to, ei_to->num_change_pages);
5697
5698   for (i=0; i < ei_to->num_change_pages; i++)
5699     ei_to->change_page[i] = ei_from->change_page[i];
5700
5701   /* ---------- copy group element info ---------- */
5702   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5703     *ei_to->group = *ei_from->group;
5704
5705 #endif
5706
5707   /* mark this custom element as modified */
5708   ei_to->modified_settings = TRUE;
5709 }
5710
5711 static void replace_custom_element_in_settings(int element_from,
5712                                                int element_to)
5713 {
5714   int i, j, x, y;
5715
5716   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5717   {
5718     struct ElementInfo *ei = &element_info[i];
5719
5720     for (y = 0; y < 3; y++)
5721       for (x = 0; x < 3; x++)
5722         if (ei->content[x][y] == element_from)
5723           ei->content[x][y] = element_to;
5724
5725     for (j = 0; j < ei->num_change_pages; j++)
5726     {
5727       struct ElementChangeInfo *change = &ei->change_page[j];
5728
5729       if (change->target_element == element_from)
5730         change->target_element = element_to;
5731
5732       if (change->trigger_element == element_from)
5733         change->trigger_element = element_to;
5734
5735       for (y = 0; y < 3; y++)
5736         for (x = 0; x < 3; x++)
5737           if (change->target_content[x][y] == element_from)
5738             change->target_content[x][y] = element_to;
5739     }
5740
5741     if (ei->group != NULL)                              /* group or internal */
5742       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5743         if (ei->group->element[j] == element_from)
5744           ei->group->element[j] = element_to;
5745   }
5746 }
5747
5748 static void replace_custom_element_in_playfield(int element_from,
5749                                                 int element_to)
5750 {
5751   int x, y;
5752
5753   for (x = 0; x < lev_fieldx; x++)
5754     for (y = 0; y < lev_fieldy; y++)
5755       if (Feld[x][y] == element_from)
5756         Feld[x][y] = element_to;
5757 }
5758
5759 static boolean CopyCustomElement(int element_old, int element_new,
5760                                  int copy_mode)
5761 {
5762   if (copy_mode == GADGET_ID_CUSTOM_COPY)
5763   {
5764     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
5765                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5766     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5767   }
5768   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
5769   {
5770     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
5771                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5772     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5773
5774     level.changed = TRUE;
5775   }
5776   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5777   {
5778     Request("Please choose custom element !", REQ_CONFIRM);
5779
5780     return FALSE;
5781   }
5782   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5783   {
5784     Request("Please choose group element !", REQ_CONFIRM);
5785
5786     return FALSE;
5787   }
5788   else
5789   {
5790     level.changed = TRUE;
5791   }
5792
5793   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5794   {
5795     copy_custom_element_settings(element_new, element_old);
5796   }
5797   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5798   {
5799     copy_custom_element_settings(element_old, element_new);
5800   }
5801   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5802   {
5803     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
5804     copy_custom_element_settings(element_new, element_old);
5805     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
5806
5807     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
5808     replace_custom_element_in_settings(element_new, element_old);
5809     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
5810
5811     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
5812     replace_custom_element_in_playfield(element_new, element_old);
5813     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
5814   }
5815
5816   UpdateCustomElementGraphicGadgets();
5817   DrawPropertiesWindow();
5818
5819   return TRUE;
5820 }
5821
5822 static void CopyCustomElementPropertiesToEditor(int element)
5823 {
5824   int i;
5825   int current_change_page = element_info[element].current_change_page;
5826
5827   /* dynamically (re)build selectbox for selecting change page */
5828   for (i = 0; i < element_info[element].num_change_pages; i++)
5829   {
5830     sprintf(options_change_page_strings[i], "%d", i + 1);
5831
5832     options_change_page[i].value = i;
5833     options_change_page[i].text = options_change_page_strings[i];
5834   }
5835
5836   options_change_page[i].value = -1;
5837   options_change_page[i].text = NULL;
5838
5839   /* needed here to initialize combined element properties */
5840   InitElementPropertiesEngine(level.game_version);
5841
5842   element_info[element].change =
5843     &element_info[element].change_page[current_change_page];
5844
5845   custom_element = element_info[element];
5846   custom_element_change = *element_info[element].change;
5847
5848   /* needed to initially set selectbox value variables to reliable defaults */
5849   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5850     setSelectboxValue(i, *selectbox_info[i].value);
5851
5852   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5853     custom_element_properties[i] = HAS_PROPERTY(element, i);
5854
5855   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5856     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5857
5858   /* ---------- element settings: configure (custom elements) ------------- */
5859
5860   /* set accessible layer selectbox help value */
5861   custom_element.access_type =
5862     (IS_WALKABLE(element) ? EP_WALKABLE :
5863      IS_PASSABLE(element) ? EP_PASSABLE :
5864      custom_element.access_type);
5865   custom_element.access_layer =
5866     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5867      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5868      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5869      custom_element.access_layer);
5870   custom_element.access_protected =
5871     (IS_PROTECTED(element) ? 1 : 0);
5872   custom_element_properties[EP_ACCESSIBLE] =
5873     (IS_ACCESSIBLE_OVER(element) ||
5874      IS_ACCESSIBLE_INSIDE(element) ||
5875      IS_ACCESSIBLE_UNDER(element));
5876
5877   /* set walk-to-object action selectbox help value */
5878   custom_element.walk_to_action =
5879     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5880      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5881      IS_DROPPABLE(element) ? EP_DROPPABLE :
5882      IS_THROWABLE(element) ? EP_THROWABLE :
5883      IS_PUSHABLE(element) ? EP_PUSHABLE :
5884      custom_element.walk_to_action);
5885   custom_element_properties[EP_WALK_TO_OBJECT] =
5886     (IS_DIGGABLE(element) ||
5887      IS_COLLECTIBLE_ONLY(element) ||
5888      IS_DROPPABLE(element) ||
5889      IS_THROWABLE(element) ||
5890      IS_PUSHABLE(element));
5891
5892   /* set smash targets selectbox help value */
5893   custom_element.smash_targets =
5894     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5895      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5896      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5897      custom_element.smash_targets);
5898   custom_element_properties[EP_CAN_SMASH] =
5899     (CAN_SMASH_EVERYTHING(element) ||
5900      CAN_SMASH_ENEMIES(element) ||
5901      CAN_SMASH_PLAYER(element));
5902
5903   /* set deadliness selectbox help value */
5904   custom_element.deadliness =
5905     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5906      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5907      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5908      custom_element.deadliness);
5909   custom_element_properties[EP_DEADLY] =
5910     (DONT_TOUCH(element) ||
5911      DONT_COLLIDE_WITH(element) ||
5912      DONT_RUN_INTO(element));
5913
5914 #if 0
5915   /* set explosion type selectbox help value */
5916   custom_element.explosion_type =
5917     (
5918 #if 0
5919      IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
5920 #endif
5921      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
5922      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
5923      CAN_EXPLODE_CROSS(element) ? EP_CAN_EXPLODE_CROSS :
5924      custom_element.explosion_type);
5925   custom_element_properties[EP_CAN_EXPLODE_AT_ALL] =
5926     (
5927 #if 0
5928      IS_INDESTRUCTIBLE(element) ||
5929 #endif
5930      CAN_EXPLODE_1X1(element) ||
5931      CAN_EXPLODE_3X3(element) ||
5932      CAN_EXPLODE_CROSS(element));
5933 #endif
5934
5935 #if 0
5936   /* special case: sub-settings dependent from main setting */
5937 #if 0
5938   custom_element.can_explode_by_fire = CAN_EXPLODE_BY_FIRE(element);
5939   custom_element.can_explode_smashed = CAN_EXPLODE_SMASHED(element);
5940   custom_element.can_explode_impact  = CAN_EXPLODE_IMPACT(element);
5941 #else
5942   if (CAN_EXPLODE_BY_FIRE(element))
5943     custom_element.can_explode_by_fire = TRUE;
5944   if (CAN_EXPLODE_SMASHED(element))
5945     custom_element.can_explode_smashed = TRUE;
5946   if (CAN_EXPLODE_IMPACT(element))
5947     custom_element.can_explode_impact  = TRUE;
5948 #endif
5949 #endif
5950
5951   /* ---------- element settings: advanced (custom elements) --------------- */
5952
5953   /* set "change by direct action" selectbox help value */
5954   custom_element_change.direct_action =
5955     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
5956      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
5957      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
5958      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
5959      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
5960      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
5961      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
5962      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
5963      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
5964      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
5965      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
5966      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
5967      custom_element_change.direct_action);
5968
5969   /* set "change by other element action" selectbox help value */
5970   custom_element_change.other_action =
5971     (HAS_CHANGE_EVENT(element, CE_OTHER_GETS_TOUCHED) ? CE_OTHER_GETS_TOUCHED :
5972      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PRESSED) ? CE_OTHER_GETS_PRESSED :
5973      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PUSHED) ? CE_OTHER_GETS_PUSHED :
5974      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_ENTERED) ? CE_OTHER_GETS_ENTERED :
5975      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_LEFT) ? CE_OTHER_GETS_LEFT :
5976      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DIGGED) ? CE_OTHER_GETS_DIGGED :
5977      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
5978      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
5979      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
5980      HAS_CHANGE_EVENT(element, CE_OTHER_IS_HITTING) ? CE_OTHER_IS_HITTING :
5981      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_HIT) ? CE_OTHER_GETS_HIT :
5982      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
5983      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
5984      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
5985      custom_element_change.other_action);
5986 }
5987
5988 static void CopyGroupElementPropertiesToEditor(int element)
5989 {
5990   group_element_info = *element_info[element].group;
5991   custom_element = element_info[element];       /* needed for description */
5992 }
5993
5994 static void CopyClassicElementPropertiesToEditor(int element)
5995 {
5996 #if 1
5997   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
5998     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5999       getMoveIntoAcidProperty(&level, element);
6000
6001   if (MAYBE_DONT_COLLIDE_WITH(element))
6002     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6003       getDontCollideWithProperty(&level, element);
6004 #else
6005
6006   if (COULD_MOVE_INTO_ACID(element))
6007   {
6008     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6009
6010     if (bit_nr > -1)
6011       custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6012         ((level.can_move_into_acid_bits & (1 << bit_nr)) != 0);
6013   }
6014 #endif
6015 }
6016
6017 static void CopyElementPropertiesToEditor(int element)
6018 {
6019   if (IS_CUSTOM_ELEMENT(element))
6020     CopyCustomElementPropertiesToEditor(element);
6021   else if (IS_GROUP_ELEMENT(element))
6022     CopyGroupElementPropertiesToEditor(element);
6023   else
6024     CopyClassicElementPropertiesToEditor(element);
6025 }
6026
6027 static void CopyCustomElementPropertiesToGame(int element)
6028 {
6029   int i;
6030   int access_type_and_layer;
6031 #if 0
6032   boolean can_explode;
6033 #endif
6034
6035   /* mark that this custom element has been modified */
6036   custom_element.modified_settings = TRUE;
6037   level.changed = TRUE;
6038
6039   if (level.use_custom_template)
6040   {
6041     if (Request("Copy and modify level template ?", REQ_ASK))
6042     {
6043       level.use_custom_template = FALSE;
6044       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6045                    GDI_CHECKED, FALSE, GDI_END);
6046     }
6047     else
6048     {
6049       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6050
6051       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6052     }
6053   }
6054
6055   element_info[element] = custom_element;
6056   *element_info[element].change = custom_element_change;
6057
6058   /* ---------- element settings: configure (custom elements) ------------- */
6059
6060   /* set accessible property from checkbox and selectbox */
6061   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6062   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6063   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6064   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6065   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6066   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6067   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6068                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6069                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6070   custom_element_properties[access_type_and_layer] =
6071     custom_element_properties[EP_ACCESSIBLE];
6072   custom_element_properties[EP_PROTECTED] =
6073     (custom_element.access_protected != 0 &&
6074      custom_element_properties[EP_ACCESSIBLE]);
6075
6076   /* set walk-to-object property from checkbox and selectbox */
6077   custom_element_properties[EP_DIGGABLE] = FALSE;
6078   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6079   custom_element_properties[EP_DROPPABLE] = FALSE;
6080   custom_element_properties[EP_THROWABLE] = FALSE;
6081   custom_element_properties[EP_PUSHABLE] = FALSE;
6082   custom_element_properties[custom_element.walk_to_action] =
6083     custom_element_properties[EP_WALK_TO_OBJECT];
6084
6085   /* set smash property from checkbox and selectbox */
6086   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6087   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6088   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6089   custom_element_properties[custom_element.smash_targets] =
6090     custom_element_properties[EP_CAN_SMASH];
6091
6092   /* set deadliness property from checkbox and selectbox */
6093   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6094   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6095   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6096   custom_element_properties[custom_element.deadliness] =
6097     custom_element_properties[EP_DEADLY];
6098
6099 #if 0
6100   /* set explosion type property from checkbox and selectbox */
6101 #if 0
6102   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
6103 #endif
6104   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
6105   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
6106   custom_element_properties[EP_CAN_EXPLODE_CROSS] = FALSE;
6107   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
6108   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
6109   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
6110   custom_element_properties[custom_element.explosion_type] =
6111     custom_element_properties[EP_CAN_EXPLODE_AT_ALL];
6112 #endif
6113
6114 #if 0
6115   /* special case: sub-settings dependent from main setting */
6116 #if 0
6117   can_explode = (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
6118                  custom_element_properties[EP_CAN_EXPLODE_3X3] ||
6119                  custom_element_properties[EP_CAN_EXPLODE_CROSS]);
6120   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
6121     (can_explode && custom_element.can_explode_by_fire);
6122   custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
6123     (can_explode && custom_element.can_explode_smashed);
6124   custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
6125     (can_explode && custom_element.can_explode_impact);
6126 #else
6127   if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
6128       custom_element_properties[EP_CAN_EXPLODE_3X3] ||
6129       custom_element_properties[EP_CAN_EXPLODE_CROSS])
6130   {
6131     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
6132       custom_element.can_explode_by_fire;
6133     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
6134       custom_element.can_explode_smashed;
6135     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
6136       custom_element.can_explode_impact;
6137   }
6138 #endif
6139 #endif
6140
6141   /* ---------- element settings: advanced (custom elements) --------------- */
6142
6143   /* set player change event from checkbox and selectbox */
6144   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6145   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6146   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6147   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6148   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6149   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6150   custom_element_change_events[CE_SWITCHED] = FALSE;
6151   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6152   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6153   custom_element_change_events[CE_BLOCKED] = FALSE;
6154   custom_element_change_events[CE_IMPACT] = FALSE;
6155   custom_element_change_events[CE_SMASHED] = FALSE;
6156   custom_element_change_events[custom_element_change.direct_action] =
6157     custom_element_change_events[CE_BY_DIRECT_ACTION];
6158
6159   /* set other element action change event from checkbox and selectbox */
6160   custom_element_change_events[CE_OTHER_GETS_TOUCHED] = FALSE;
6161   custom_element_change_events[CE_OTHER_GETS_PRESSED] = FALSE;
6162   custom_element_change_events[CE_OTHER_GETS_PUSHED] = FALSE;
6163   custom_element_change_events[CE_OTHER_GETS_ENTERED] = FALSE;
6164   custom_element_change_events[CE_OTHER_GETS_LEFT] = FALSE;
6165   custom_element_change_events[CE_OTHER_GETS_DIGGED] = FALSE;
6166   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
6167   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
6168   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
6169   custom_element_change_events[CE_OTHER_IS_HITTING] = FALSE;
6170   custom_element_change_events[CE_OTHER_GETS_HIT] = FALSE;
6171   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
6172   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
6173   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
6174   custom_element_change_events[custom_element_change.other_action] =
6175     custom_element_change_events[CE_BY_OTHER_ACTION];
6176
6177   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6178     SET_PROPERTY(element, i, custom_element_properties[i]);
6179
6180   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6181     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6182
6183   /* copy change events also to special level editor variable */
6184   custom_element = element_info[element];
6185   custom_element_change = *element_info[element].change;
6186 }
6187
6188 static void CopyGroupElementPropertiesToGame(int element)
6189 {
6190   element_info[element] = custom_element;
6191   *element_info[element].group = group_element_info;
6192
6193   /* mark that this group element has been modified */
6194   element_info[element].modified_settings = TRUE;
6195   level.changed = TRUE;
6196 }
6197
6198 static void CopyClassicElementPropertiesToGame(int element)
6199 {
6200 #if 1
6201   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6202     setMoveIntoAcidProperty(&level, element,
6203                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6204
6205   if (MAYBE_DONT_COLLIDE_WITH(element))
6206     setDontCollideWithProperty(&level, element,
6207                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6208 #else
6209
6210   if (COULD_MOVE_INTO_ACID(element))
6211   {
6212     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6213
6214     if (bit_nr > -1)
6215     {
6216       level.can_move_into_acid_bits &= ~(1 << bit_nr);
6217
6218       if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
6219         level.can_move_into_acid_bits |= (1 << bit_nr);
6220     }
6221   }
6222 #endif
6223 }
6224
6225 static void CopyElementPropertiesToGame(int element)
6226 {
6227   if (IS_CUSTOM_ELEMENT(element))
6228     CopyCustomElementPropertiesToGame(element);
6229   else if (IS_GROUP_ELEMENT(element))
6230     CopyGroupElementPropertiesToGame(element);
6231   else
6232     CopyClassicElementPropertiesToGame(element);
6233 }
6234
6235 void DrawLevelEd()
6236 {
6237   CloseDoor(DOOR_CLOSE_ALL);
6238   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6239
6240   if (level_editor_test_game)
6241   {
6242     CopyPlayfield(level.field, Feld);
6243     CopyPlayfield(FieldBackup, level.field);
6244
6245     level_editor_test_game = FALSE;
6246   }
6247   else
6248   {
6249     edit_mode = ED_MODE_DRAWING;
6250     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6251
6252     ResetUndoBuffer();
6253
6254     level_xpos = -1;
6255     level_ypos = -1;
6256   }
6257
6258   /* copy default editor door content to main double buffer */
6259   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6260              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6261
6262 #if 0
6263   /* draw mouse button brush elements */
6264   RedrawDrawingElements();
6265 #endif
6266
6267   /* draw bigger door */
6268   DrawSpecialEditorDoor();
6269
6270   /* draw new control window */
6271   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6272              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6273
6274   redraw_mask |= REDRAW_ALL;
6275
6276   ReinitializeElementListButtons();     /* custom element may look different */
6277 #if 0
6278   ModifyEditorElementList();            /* may be needed for custom elements */
6279 #endif
6280
6281   UnmapTapeButtons();
6282   MapControlButtons();
6283
6284   DrawEditModeWindow();
6285
6286   /* copy actual editor door content to door double buffer for OpenDoor() */
6287   BlitBitmap(drawto, bitmap_db_door,
6288              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6289
6290   OpenDoor(DOOR_OPEN_1);
6291 }
6292
6293 static void AdjustDrawingAreaGadgets()
6294 {
6295   int ed_xsize = lev_fieldx + 2;
6296   int ed_ysize = lev_fieldy + 2;
6297   int max_ed_fieldx = MAX_ED_FIELDX;
6298   int max_ed_fieldy = MAX_ED_FIELDY;
6299   boolean horizontal_scrollbar_needed;
6300   boolean vertical_scrollbar_needed;
6301   int x, y, width, height;
6302   int xoffset, yoffset;
6303
6304   /* check if we need any scrollbars */
6305   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6306   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6307
6308   /* check if we have a smaller editor field because of scrollbars */
6309   if (horizontal_scrollbar_needed)
6310     max_ed_fieldy = MAX_ED_FIELDY - 1;
6311   if (vertical_scrollbar_needed)
6312     max_ed_fieldx = MAX_ED_FIELDX - 1;
6313
6314   /* check again if we now need more scrollbars because of less space */
6315   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6316   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6317
6318   /* check if editor field gets even smaller after adding new scrollbars */
6319   if (horizontal_scrollbar_needed)
6320     max_ed_fieldy = MAX_ED_FIELDY - 1;
6321   if (vertical_scrollbar_needed)
6322     max_ed_fieldx = MAX_ED_FIELDX - 1;
6323
6324   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6325   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6326
6327   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6328                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6329                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6330                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6331                GDI_END);
6332
6333   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6334   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6335
6336   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6337   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6338
6339   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6340   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6341
6342   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6343   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6344
6345   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6346                GDI_WIDTH, width,
6347                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6348                GDI_END);
6349   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6350                GDI_HEIGHT, height,
6351                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6352                GDI_END);
6353 }
6354
6355 static void AdjustLevelScrollPosition()
6356 {
6357   if (level_xpos < -1)
6358     level_xpos = -1;
6359   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6360     level_xpos = lev_fieldx - ed_fieldx + 1;
6361   if (lev_fieldx < ed_fieldx - 2)
6362     level_xpos = -1;
6363
6364   if (level_ypos < -1)
6365     level_ypos = -1;
6366   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6367     level_ypos = lev_fieldy - ed_fieldy + 1;
6368   if (lev_fieldy < ed_fieldy - 2)
6369     level_ypos = -1;
6370 }
6371
6372 static void AdjustEditorScrollbar(int id)
6373 {
6374   struct GadgetInfo *gi = level_editor_gadget[id];
6375   int items_max, items_visible, item_position;
6376
6377   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6378   {
6379     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6380     items_visible = ed_fieldx;
6381     item_position = level_xpos + 1;
6382   }
6383   else
6384   {
6385     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6386     items_visible = ed_fieldy;
6387     item_position = level_ypos + 1;
6388   }
6389
6390   if (item_position > items_max - items_visible)
6391     item_position = items_max - items_visible;
6392
6393   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6394                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6395 }
6396
6397 static void ModifyEditorCounter(int counter_id, int new_value)
6398 {
6399   int *counter_value = counterbutton_info[counter_id].value;
6400   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6401   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6402
6403   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6404
6405   if (counter_value != NULL)
6406     *counter_value = gi->textinput.number_value;
6407 }
6408
6409 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6410 {
6411   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6412   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6413
6414   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6415 }
6416
6417 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6418 {
6419   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6420   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6421   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6422
6423   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6424 }
6425
6426 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6427 {
6428   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6429   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6430
6431   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6432 }
6433
6434 static void ModifyEditorElementList()
6435 {
6436   int i;
6437
6438   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6439   {
6440     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6441     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6442     struct GadgetDesign *gd = &gi->deco.design;
6443     int element = editor_elements[element_shift + i];
6444
6445     UnmapGadget(gi);
6446     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6447     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6448     MapGadget(gi);
6449   }
6450 }
6451
6452 static void PickDrawingElement(int button, int element)
6453 {
6454   if (button < 1 || button > 3)
6455     return;
6456
6457   if (button == 1)
6458   {
6459     new_element1 = element;
6460     DrawMiniGraphicExt(drawto,
6461                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6462                        el2edimg(new_element1));
6463   }
6464   else if (button == 2)
6465   {
6466     new_element2 = element;
6467     DrawMiniGraphicExt(drawto,
6468                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6469                        el2edimg(new_element2));
6470   }
6471   else
6472   {
6473     new_element3 = element;
6474     DrawMiniGraphicExt(drawto,
6475                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6476                        el2edimg(new_element3));
6477   }
6478
6479   redraw_mask |= REDRAW_DOOR_1;
6480 }
6481
6482 static void RedrawDrawingElements()
6483 {
6484   PickDrawingElement(1, new_element1);
6485   PickDrawingElement(2, new_element2);
6486   PickDrawingElement(3, new_element3);
6487 }
6488
6489 static void DrawDrawingWindow()
6490 {
6491   stick_element_properties_window = FALSE;
6492
6493   SetMainBackgroundImage(IMG_UNDEFINED);
6494   ClearWindow();
6495
6496   UnmapLevelEditorWindowGadgets();
6497   UnmapLevelEditorToolboxCustomGadgets();
6498
6499   AdjustDrawingAreaGadgets();
6500   AdjustLevelScrollPosition();
6501   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6502   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6503
6504   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6505
6506   MapMainDrawingArea();
6507   MapLevelEditorToolboxDrawingGadgets();
6508 }
6509
6510 static void DrawLevelInfoWindow()
6511 {
6512   int i;
6513
6514   stick_element_properties_window = FALSE;
6515
6516   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6517   ClearWindow();
6518   UnmapLevelEditorWindowGadgets();
6519
6520   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6521            "Level Settings", FONT_TITLE_1);
6522   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6523            "Editor Settings", FONT_TITLE_1);
6524
6525   /* draw counter gadgets */
6526   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6527     MapCounterButtons(i);
6528
6529   /* draw selectbox gadgets */
6530   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6531     MapSelectboxGadget(i);
6532
6533   /* draw checkbutton gadgets */
6534   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6535     MapCheckbuttonGadget(i);
6536
6537   /* draw radiobutton gadgets */
6538   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6539     MapRadiobuttonGadget(i);
6540
6541   /* draw text input gadgets */
6542   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6543     MapTextInputGadget(i);
6544
6545   /* draw drawing area */
6546   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6547 }
6548
6549 static void DrawCustomContentArea()
6550 {
6551   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6552   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6553   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6554   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6555   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6556   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6557
6558   /* add distance for potential left text (without drawing area border) */
6559   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6560
6561   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6562
6563   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6564 }
6565
6566 static void DrawCustomChangeContentArea()
6567 {
6568   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6569   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6570   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6571   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6572   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6573   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6574
6575   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6576
6577   MapDrawingArea(id);
6578 }
6579
6580 static void DrawElementContentAreas()
6581 {
6582   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6583   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6584   int i;
6585
6586   /* display counter to choose number of element content areas */
6587   MapCounterButtons(ED_COUNTER_ID_ELEMENT_CONTENT);
6588
6589   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6590   {
6591     int id = ED_DRAWING_ID_ELEMENT_CONTENT_0 + i;
6592     int font_height = getFontHeight(FONT_TEXT_1);
6593
6594     if (i < level.num_yamyam_contents)
6595       MapDrawingArea(id);
6596     else
6597     {
6598       UnmapDrawingArea(id);
6599
6600       /* delete content areas in case of reducing number of them */
6601       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6602                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6603                      4 * MINI_TILEX,
6604                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6605     }
6606   }
6607
6608   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6609   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6610   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6611 }
6612
6613 static void DrawGroupElementArea(int element)
6614 {
6615   int num_elements = group_element_info.num_elements;
6616   int id = ED_DRAWING_ID_GROUP_CONTENT;
6617   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6618   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6619   int xsize = MAX_ELEMENTS_IN_GROUP;
6620   int ysize = 1;
6621
6622   if (drawingarea_info[id].text_left != NULL)
6623     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6624
6625   UnmapDrawingArea(id);
6626
6627   ModifyEditorDrawingArea(id, num_elements, 1);
6628
6629   /* delete content areas in case of reducing number of them */
6630   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6631
6632   MapDrawingArea(id);
6633 }
6634
6635 static void DrawEnvelopeTextArea(int envelope_nr)
6636 {
6637   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6638   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6639
6640   UnmapGadget(gi);
6641   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6642
6643   if (envelope_nr != -1)
6644     textarea_info[id].value = level.envelope_text[envelope_nr];
6645
6646   ModifyGadget(gi, GDI_AREA_SIZE,
6647                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6648                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6649                GDI_END);
6650
6651   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6652 }
6653
6654 char *getElementDescriptionFilename(int element)
6655 {
6656   char *docs_dir = options.docs_directory;
6657   char *elements_subdir = "elements";
6658   static char *filename = NULL;
6659   char basename[MAX_FILENAME_LEN];
6660
6661   checked_free(filename);
6662
6663   /* 1st try: look for element description file for exactly this element */
6664   sprintf(basename, "%s.txt", element_info[element].token_name);
6665   filename = getPath3(docs_dir, elements_subdir, basename);
6666   if (fileExists(filename))
6667     return filename;
6668
6669   free(filename);
6670
6671   /* 2nd try: look for element description file for this element's class */
6672   sprintf(basename, "%s.txt", element_info[element].class_name);
6673   filename = getPath3(docs_dir, elements_subdir, basename);
6674   if (fileExists(filename))
6675     return filename;
6676
6677   return NULL;
6678 }
6679
6680 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6681 {
6682   int font_height = getFontHeight(font_nr);
6683   int pad_x = ED_SETTINGS_XPOS(0);
6684   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6685   int sx = SX + pad_x;
6686   int sy = SY + pad_y;
6687   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6688
6689   if (start_line >= max_lines_per_screen)
6690     return FALSE;
6691
6692   DrawText(sx, sy + start_line * font_height, text, font_nr);
6693
6694   return TRUE;
6695 }
6696
6697 #if 1
6698
6699 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6700 {
6701   int font_nr = FONT_TEXT_2;
6702   int font_width = getFontWidth(font_nr);
6703   int font_height = getFontHeight(font_nr);
6704   int pad_x = ED_SETTINGS_XPOS(0);
6705   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6706   int sx = SX + pad_x;
6707   int sy = SY + pad_y + start_line * font_height;
6708   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6709   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6710
6711   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6712                           max_lines_per_screen);
6713 }
6714
6715 #else
6716
6717 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6718 {
6719   int font_nr = FONT_TEXT_2;
6720   int font_width = getFontWidth(font_nr);
6721   int font_height = getFontHeight(font_nr);
6722   int pad_x = ED_SETTINGS_XPOS(0);
6723   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6724   int sx = SX + pad_x;
6725   int sy = SY + pad_y;
6726   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6727   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6728   int current_line = start_line;
6729   char line[MAX_LINE_LEN];
6730   char buffer[max_chars_per_line + 1];
6731   int buffer_len;
6732   FILE *file;
6733
6734   if (current_line >= max_lines_per_screen)
6735     return 0;
6736
6737   if (filename == NULL)
6738     return 0;
6739
6740   if (!(file = fopen(filename, MODE_READ)))
6741     return 0;
6742
6743   buffer[0] = '\0';
6744   buffer_len = 0;
6745
6746   while (!feof(file) && current_line < max_lines_per_screen)
6747   {
6748     char *line_ptr;
6749     boolean last_line_was_empty = TRUE;
6750
6751     /* read next line of input file */
6752     if (!fgets(line, MAX_LINE_LEN, file))
6753       break;
6754
6755     /* skip comments (lines directly beginning with '#') */
6756     if (line[0] == '#')
6757       continue;
6758
6759     /* cut trailing newline from input line */
6760     for (line_ptr = line; *line_ptr; line_ptr++)
6761     {
6762       if (*line_ptr == '\n' || *line_ptr == '\r')
6763       {
6764         *line_ptr = '\0';
6765         break;
6766       }
6767     }
6768
6769     if (strlen(line) == 0)              /* special case: force empty line */
6770       strcpy(line, "\n");
6771
6772     line_ptr = line;
6773
6774     while (*line_ptr && current_line < max_lines_per_screen)
6775     {
6776       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
6777                                                  buffer, &buffer_len,
6778                                                  last_line_was_empty,
6779                                                  max_chars_per_line);
6780       if (buffer_filled)
6781       {
6782         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6783         current_line++;
6784
6785         last_line_was_empty = (buffer_len == 0);
6786
6787         buffer[0] = '\0';
6788         buffer_len = 0;
6789       }
6790     }
6791   }
6792
6793   fclose(file);
6794
6795   if (buffer_len > 0 && current_line < max_lines_per_screen)
6796   {
6797     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6798     current_line++;
6799   }
6800
6801   return (current_line - start_line);
6802 }
6803
6804 #endif
6805
6806 static void DrawPropertiesTabulatorGadgets()
6807 {
6808   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6809   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6810   int gd_x = gd->x + gd_gi->border.width / 2;
6811   int gd_y = gd->y + gd_gi->height - 1;
6812   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6813   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6814   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6815   int max_tabs = 4;
6816   int i;
6817
6818   /* draw additional "advanced" tabulator for custom elements */
6819   if (IS_CUSTOM_ELEMENT(properties_element))
6820     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6821
6822   for (i = id_first; i <= id_last; i++)
6823   {
6824     int gadget_id = textbutton_info[i].gadget_id;
6825     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6826     boolean active = (i != edit_mode_properties);
6827
6828     /* use "config 1" and "config 2" instead of "config" */
6829     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6830         IS_CUSTOM_ELEMENT(properties_element))
6831       continue;
6832
6833     /* draw background line below tabulator button */
6834     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6835
6836     /* draw solid line below inactive tabulator buttons */
6837     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6838       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6839
6840     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6841     MapTextbuttonGadget(i);
6842   }
6843
6844   /* draw little border line below tabulator buttons */
6845   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6846     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6847                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6848                   ED_GADGET_DISTANCE, tab_color);
6849 }
6850
6851 static void DrawPropertiesInfo()
6852 {
6853   static struct
6854   {
6855     int value;
6856     char *text;
6857   }
6858   properties[] =
6859   {
6860     /* configurable properties */
6861
6862     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6863     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6864     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6865     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6866     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6867     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6868     { EP_PROTECTED,             "- player is protected by it"           },
6869
6870     { EP_DIGGABLE,              "- can be digged away"                  },
6871     { EP_COLLECTIBLE,           "- can be collected"                    },
6872     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6873     { EP_THROWABLE,             "- can be thrown after collecting"      },
6874     { EP_PUSHABLE,              "- can be pushed"                       },
6875
6876     { EP_CAN_FALL,              "- can fall"                            },
6877     { EP_CAN_MOVE,              "- can move"                            },
6878
6879     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6880 #if 0
6881     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6882 #endif
6883     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6884
6885     { EP_SLIPPERY,              "- slippery for falling elements"       },
6886     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6887
6888     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6889     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6890     { EP_DONT_TOUCH,            "- deadly when touching"                },
6891
6892     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6893
6894     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6895     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6896     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6897
6898     { EP_CAN_CHANGE,            "- can change to other element"         },
6899
6900     /* pre-defined properties */
6901     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6902     { EP_SWITCHABLE,            "- can be switched"                     },
6903     { EP_HAS_CONTENT,           "- can contain other elements"          },
6904
6905     { -1,                       NULL                                    }
6906   };
6907   char *filename = getElementDescriptionFilename(properties_element);
6908   char *percentage_text = "In this level:";
6909   char *properties_text = "Standard properties:";
6910   float percentage;
6911   int num_elements_in_level;
6912   int num_standard_properties = 0;
6913   int font1_nr = FONT_TEXT_1;
6914   int font2_nr = FONT_TEXT_2;
6915   int font1_width = getFontWidth(font1_nr);
6916   int font2_height = getFontHeight(font2_nr);
6917   int pad_x = ED_SETTINGS_XPOS(0);
6918   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6919   int screen_line = 0;
6920   int i, x, y;
6921
6922 #if DEBUG
6923   if (IS_CUSTOM_ELEMENT(properties_element))
6924   {
6925     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6926               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6927     screen_line++;
6928   }
6929   else if (IS_GROUP_ELEMENT(properties_element))
6930   {
6931     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6932               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6933     screen_line++;
6934   }
6935 #endif
6936
6937   /* ----- print number of elements / percentage of this element in level */
6938
6939   num_elements_in_level = 0;
6940   for (y = 0; y < lev_fieldy; y++)
6941     for (x = 0; x < lev_fieldx; x++)
6942       if (Feld[x][y] == properties_element)
6943         num_elements_in_level++;
6944   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6945
6946   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6947             percentage_text);
6948   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6949             pad_y + screen_line++ * font2_height, font2_nr,
6950             "%d (%.2f%%)", num_elements_in_level, percentage);
6951
6952   screen_line++;
6953
6954   /* ----- print standard properties of this element */
6955
6956   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6957             properties_text);
6958
6959   for (i = 0; properties[i].value != -1; i++)
6960   {
6961     if (!HAS_PROPERTY(properties_element, properties[i].value))
6962       continue;
6963
6964     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6965               properties[i].text);
6966     num_standard_properties++;
6967   }
6968
6969   if (num_standard_properties == 0)
6970     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6971               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6972
6973   screen_line++;
6974
6975   /* ----- print special description of this element */
6976
6977   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6978   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6979     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6980 }
6981
6982 #define TEXT_COLLECTING         "Score for collecting"
6983 #define TEXT_SMASHING           "Score for smashing"
6984 #define TEXT_CRACKING           "Score for cracking"
6985 #define TEXT_SPEED              "Speed of amoeba growth"
6986 #define TEXT_DURATION           "Duration when activated"
6987
6988 static struct
6989 {
6990   int element;
6991   int *value;
6992   char *text;
6993 } elements_with_counter[] =
6994 {
6995   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6996   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6997   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6998   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6999   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7000   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7001   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
7002   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
7003   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
7004   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
7005   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
7006   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
7007   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
7008   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
7009   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
7010   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
7011   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
7012   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
7013   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
7014   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
7015   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7016   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7017   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7018   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7019   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7020   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7021   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7022   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7023   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7024   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7025   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7026   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7027   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7028   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
7029   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
7030   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
7031   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
7032   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7033   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7034   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
7035   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
7036   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
7037   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7038   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7039   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7040   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7041   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
7042   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
7043   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
7044   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
7045   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
7046 #if 1
7047   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
7048   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
7049   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
7050   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
7051 #else
7052   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7053   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7054   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7055   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7056 #endif
7057   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_SPEED      },
7058   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_SPEED      },
7059   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_SPEED      },
7060   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_SPEED      },
7061   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
7062   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
7063   { -1,                 NULL,                           NULL            }
7064 };
7065
7066 static boolean checkPropertiesConfig(int element)
7067 {
7068   int i;
7069
7070   if (IS_GEM(element) ||
7071       IS_CUSTOM_ELEMENT(element) ||
7072       IS_GROUP_ELEMENT(element) ||
7073       IS_ENVELOPE(element) ||
7074       ELEM_IS_PLAYER(element) ||
7075       HAS_CONTENT(element) ||
7076       CAN_GROW(element) ||
7077       COULD_MOVE_INTO_ACID(element) ||
7078       MAYBE_DONT_COLLIDE_WITH(element))
7079     return TRUE;
7080   else
7081     for (i = 0; elements_with_counter[i].element != -1; i++)
7082       if (elements_with_counter[i].element == element)
7083         return TRUE;
7084
7085   return FALSE;
7086 }
7087
7088 static void DrawPropertiesConfig()
7089 {
7090   int i;
7091
7092   if (!checkPropertiesConfig(properties_element))
7093   {
7094     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
7095
7096     return;
7097   }
7098
7099   /* check if there are elements where a score can be chosen for */
7100   for (i = 0; elements_with_counter[i].element != -1; i++)
7101   {
7102     if (elements_with_counter[i].element == properties_element)
7103     {
7104       int counter_id = ED_COUNTER_ID_ELEMENT_SCORE;
7105
7106       counterbutton_info[counter_id].y =
7107         ED_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
7108                          (CAN_GROW(properties_element) ? 1 : 0) +
7109                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
7110                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 :0));
7111
7112       counterbutton_info[counter_id].value = elements_with_counter[i].value;
7113       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
7114
7115       MapCounterButtons(counter_id);
7116
7117       break;
7118     }
7119   }
7120
7121   if (HAS_CONTENT(properties_element))
7122   {
7123     /* draw stickybutton gadget */
7124     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7125
7126     if (IS_AMOEBOID(properties_element))
7127       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7128     else
7129       DrawElementContentAreas();
7130   }
7131
7132   if (ELEM_IS_PLAYER(properties_element))
7133   {
7134     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7135     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7136                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7137                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7138     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7139     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7140   }
7141
7142   if (IS_GEM(properties_element))
7143     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7144
7145   if (COULD_MOVE_INTO_ACID(properties_element) &&
7146       !ELEM_IS_PLAYER(properties_element) &&
7147       (!IS_CUSTOM_ELEMENT(properties_element) ||
7148        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7149   {
7150     /* set position for checkbutton for "can move into acid" */
7151     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7152       ED_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7153     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7154       ED_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7155                        HAS_CONTENT(properties_element) ? 1 : 0);
7156
7157     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7158   }
7159
7160   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7161     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7162
7163   if (properties_element == EL_SPRING)
7164     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7165
7166   if (CAN_GROW(properties_element))
7167   {
7168     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7169       ED_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7170
7171     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7172   }
7173
7174   if (IS_ENVELOPE(properties_element))
7175   {
7176     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7177     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7178     int envelope_nr = properties_element - EL_ENVELOPE_1;
7179
7180     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7181     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7182
7183     /* display counter to choose size of envelope text area */
7184     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7185     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7186
7187     DrawEnvelopeTextArea(envelope_nr);
7188   }
7189
7190   if (IS_CUSTOM_ELEMENT(properties_element))
7191   {
7192     /* draw stickybutton gadget */
7193     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7194
7195     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7196     {
7197       /* draw checkbutton gadgets */
7198       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7199            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7200         MapCheckbuttonGadget(i);
7201
7202       /* draw counter gadgets */
7203       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7204            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7205         MapCounterButtons(i);
7206
7207       /* draw selectbox gadgets */
7208       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7209            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7210         MapSelectboxGadget(i);
7211
7212       /* draw textbutton gadgets */
7213       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7214
7215       /* draw text input gadgets */
7216       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7217
7218       /* draw drawing area gadgets */
7219       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7220     }
7221     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7222     {
7223       /* draw checkbutton gadgets */
7224       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7225            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7226         MapCheckbuttonGadget(i);
7227
7228       /* draw counter gadgets */
7229       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7230            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7231         MapCounterButtons(i);
7232
7233       /* draw selectbox gadgets */
7234       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7235            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7236         MapSelectboxGadget(i);
7237
7238       /* draw drawing area gadgets */
7239       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7240       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7241       DrawCustomContentArea();
7242     }
7243   }
7244   else if (IS_GROUP_ELEMENT(properties_element))
7245   {
7246     /* draw stickybutton gadget */
7247     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7248
7249     /* draw checkbutton gadgets */
7250     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7251     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7252
7253     /* draw counter gadgets */
7254     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7255
7256     /* draw selectbox gadgets */
7257     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7258
7259     /* draw textbutton gadgets */
7260     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7261
7262     /* draw drawing area gadgets */
7263     DrawGroupElementArea(properties_element);
7264
7265     /* draw text input gadgets */
7266     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7267
7268     /* draw drawing area gadgets */
7269     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7270   }
7271 }
7272
7273 static void DrawPropertiesChangeDrawingAreas()
7274 {
7275   if (IS_CUSTOM_ELEMENT(properties_element))
7276   {
7277     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7278     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7279
7280     DrawCustomChangeContentArea();
7281   }
7282
7283   redraw_mask |= REDRAW_FIELD;
7284 }
7285
7286 static void DrawPropertiesChange()
7287 {
7288   int i;
7289
7290   /* draw stickybutton gadget */
7291   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7292
7293   /* draw checkbutton gadgets */
7294   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7295        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7296     MapCheckbuttonGadget(i);
7297
7298   /* draw counter gadgets */
7299   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7300        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7301     MapCounterButtons(i);
7302
7303   /* draw selectbox gadgets */
7304   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7305        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7306     MapSelectboxGadget(i);
7307
7308   /* draw textbutton gadgets */
7309   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7310        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7311     MapTextbuttonGadget(i);
7312
7313   /* draw graphicbutton gadgets */
7314   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7315        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7316     MapGraphicbuttonGadget(i);
7317
7318   /* draw drawing area gadgets */
7319   DrawPropertiesChangeDrawingAreas();
7320 }
7321
7322 static void DrawElementName(int x, int y, int element)
7323 {
7324   char *element_name = getElementInfoText(element);
7325   int font_nr = FONT_TEXT_1;
7326   int font_width = getFontWidth(font_nr);
7327   int font_height = getFontHeight(font_nr);
7328   int max_text_width = SXSIZE - x - ED_SETTINGS_XPOS(0);
7329   int max_chars_per_line = max_text_width / font_width;
7330   char buffer[max_chars_per_line + 1];
7331
7332   if (strlen(element_name) <= max_chars_per_line)
7333     DrawTextS(x, y, font_nr, element_name);
7334   else
7335   {
7336     int next_pos = max_chars_per_line;
7337
7338     strncpy(buffer, element_name, max_chars_per_line);
7339     buffer[max_chars_per_line] = '\0';
7340
7341     if (element_name[max_chars_per_line] == ' ')
7342       next_pos++;
7343     else
7344     {
7345       int i;
7346
7347       for (i = max_chars_per_line - 1; i >= 0; i--)
7348         if (buffer[i] == ' ')
7349           break;
7350
7351       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7352       {
7353         buffer[i] = '\0';
7354         next_pos = i + 1;
7355       }
7356     }
7357
7358     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7359
7360     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7361     buffer[max_chars_per_line] = '\0';
7362
7363     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7364   }
7365 }
7366
7367 static void DrawPropertiesWindow()
7368 {
7369   int xstart = 2;
7370   int ystart = 4;
7371
7372   stick_element_properties_window = FALSE;
7373
7374   /* make sure that previous properties edit mode exists for this element */
7375   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7376       !IS_CUSTOM_ELEMENT(properties_element))
7377     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7378
7379   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7380       IS_CUSTOM_ELEMENT(properties_element))
7381     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7382
7383   CopyElementPropertiesToEditor(properties_element);
7384
7385   UnmapLevelEditorWindowGadgets();
7386   UnmapLevelEditorToolboxDrawingGadgets();
7387   UnmapLevelEditorToolboxCustomGadgets();
7388
7389   if (IS_CUSTOM_ELEMENT(properties_element) ||
7390       IS_GROUP_ELEMENT(properties_element))
7391     MapLevelEditorToolboxCustomGadgets();
7392
7393   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7394   ClearWindow();
7395
7396   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7397            "Element Settings", FONT_TITLE_1);
7398
7399   DrawElementBorder(SX + xstart * MINI_TILEX,
7400                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7401                     TILEX, TILEY, FALSE);
7402   DrawGraphicAnimationExt(drawto,
7403                           SX + xstart * MINI_TILEX,
7404                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7405                           el2img(properties_element), -1, NO_MASKING);
7406
7407   FrameCounter = 0;     /* restart animation frame counter */
7408
7409   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7410                   properties_element);
7411
7412   DrawPropertiesTabulatorGadgets();
7413
7414   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7415     DrawPropertiesInfo();
7416   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7417     DrawPropertiesChange();
7418   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7419     DrawPropertiesConfig();
7420 }
7421
7422 static void UpdateCustomElementGraphicGadgets()
7423 {
7424   int i;
7425
7426   ModifyEditorElementList();
7427   RedrawDrawingElements();
7428
7429   /* force redraw of all mapped drawing area gadgets */
7430   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7431   {
7432     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7433
7434     if (gi->mapped)
7435       MapDrawingArea(i);
7436   }
7437 }
7438
7439 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7440 {
7441   int lx = sx + level_xpos;
7442   int ly = sy + level_ypos;
7443
7444   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7445
7446   if (change_level)
7447     Feld[lx][ly] = element;
7448 }
7449
7450 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7451                      int element, boolean change_level)
7452 {
7453   if (from_y == to_y)                   /* horizontal line */
7454   {
7455     int x;
7456     int y = from_y;
7457
7458     if (from_x > to_x)
7459       swap_numbers(&from_x, &to_x);
7460
7461     for (x = from_x; x <= to_x; x++)
7462       DrawLineElement(x, y, element, change_level);
7463   }
7464   else if (from_x == to_x)              /* vertical line */
7465   {
7466     int x = from_x;
7467     int y;
7468
7469     if (from_y > to_y)
7470       swap_numbers(&from_y, &to_y);
7471
7472     for (y = from_y; y <= to_y; y++)
7473       DrawLineElement(x, y, element, change_level);
7474   }
7475   else                                  /* diagonal line */
7476   {
7477     int len_x = ABS(to_x - from_x);
7478     int len_y = ABS(to_y - from_y);
7479     int x, y;
7480
7481     if (len_y < len_x)                  /* a < 1 */
7482     {
7483       float a = (float)len_y / (float)len_x;
7484
7485       if (from_x > to_x)
7486         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7487
7488       for (x = 0; x <= len_x; x++)
7489       {
7490         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7491         DrawLineElement(from_x + x, from_y + y, element, change_level);
7492       }
7493     }
7494     else                                /* a >= 1 */
7495     {
7496       float a = (float)len_x / (float)len_y;
7497
7498       if (from_y > to_y)
7499         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7500
7501       for (y = 0; y <= len_y; y++)
7502       {
7503         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7504         DrawLineElement(from_x + x, from_y + y, element, change_level);
7505       }
7506     }
7507   }
7508 }
7509
7510 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7511                     int element, boolean change_level)
7512 {
7513   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7514   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7515   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7516   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7517 }
7518
7519 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7520                           int element, boolean change_level)
7521 {
7522   int y;
7523
7524   if (from_y > to_y)
7525     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7526
7527   for (y = from_y; y <= to_y; y++)
7528     DrawLine(from_x, y, to_x, y, element, change_level);
7529 }
7530
7531 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7532                        int element, boolean change_level)
7533 {
7534   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7535   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7536   int len_x = ABS(to_x - from_x);
7537   int len_y = ABS(to_y - from_y);
7538   int radius, x, y;
7539
7540   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7541
7542   /* not optimal (some points get drawn twice) but simple,
7543      and fast enough for the few points we are drawing */
7544
7545   for (x = 0; x <= radius; x++)
7546   {
7547     int sx, sy, lx, ly;
7548
7549     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7550
7551     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7552     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7553     lx = sx + level_xpos;
7554     ly = sy + level_ypos;
7555
7556     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7557       DrawLineElement(sx, sy, element, change_level);
7558   }
7559
7560   for (y = 0; y <= radius; y++)
7561   {
7562     int sx, sy, lx, ly;
7563
7564     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7565
7566     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7567     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7568     lx = sx + level_xpos;
7569     ly = sy + level_ypos;
7570
7571     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7572       DrawLineElement(sx, sy, element, change_level);
7573   }
7574 }
7575
7576 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7577                     int element, boolean change_level)
7578 {
7579   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7580   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7581
7582   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7583 }
7584
7585 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7586 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7587 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7588                        int element, boolean change_level)
7589 {
7590   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7591   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7592   int mirror_to_x2 = from_x - (to_x2 - from_x);
7593   int mirror_to_y2 = from_y - (to_y2 - from_y);
7594
7595   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7596   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7597   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7598   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7599 }
7600 #endif
7601
7602 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7603 {
7604   int from_sx, from_sy;
7605   int to_sx, to_sy;
7606
7607   if (from_x > to_x)
7608     swap_numbers(&from_x, &to_x);
7609
7610   if (from_y > to_y)
7611     swap_numbers(&from_y, &to_y);
7612
7613   from_sx = SX + from_x * MINI_TILEX;
7614   from_sy = SY + from_y * MINI_TILEY;
7615   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7616   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7617
7618   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7619   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7620   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7621   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7622
7623   if (from_x == to_x && from_y == to_y)
7624     MarkTileDirty(from_x/2, from_y/2);
7625   else
7626     redraw_mask |= REDRAW_FIELD;
7627 }
7628
7629 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7630                        int element, boolean change_level)
7631 {
7632   if (element == -1 || change_level)
7633     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7634   else
7635     DrawAreaBorder(from_x, from_y, to_x, to_y);
7636 }
7637
7638 /* values for CopyBrushExt() */
7639 #define CB_AREA_TO_BRUSH        0
7640 #define CB_BRUSH_TO_CURSOR      1
7641 #define CB_BRUSH_TO_LEVEL       2
7642 #define CB_DELETE_OLD_CURSOR    3
7643 #define CB_DUMP_BRUSH           4
7644
7645 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7646                          int button, int mode)
7647 {
7648   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7649   static int brush_width, brush_height;
7650   static int last_cursor_x = -1, last_cursor_y = -1;
7651   static boolean delete_old_brush;
7652   int new_element = BUTTON_ELEMENT(button);
7653   int x, y;
7654
7655   if (mode == CB_DUMP_BRUSH)
7656   {
7657     if (!draw_with_brush)
7658     {
7659       Error(ERR_WARN, "no brush selected");
7660
7661       return;
7662     }
7663
7664     for (y = 0; y < brush_height; y++)
7665     {
7666       for (x = 0; x < brush_width; x++)
7667       {
7668         int element = brush_buffer[x][y];
7669         int element_mapped = element;
7670
7671 #if 0
7672         char *element_string = "?";
7673         int k;
7674
7675         for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
7676         {
7677           if (forum_sketch_element_mapping[k].element == element)
7678           {
7679             element_mapped = forum_sketch_element_mapping[k].element_mapped;
7680             break;
7681           }
7682         }
7683
7684         if (IS_CUSTOM_ELEMENT(element))
7685           element_mapped = EL_CUSTOM_1;
7686
7687         for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
7688         {
7689           if (forum_sketch_element_strings[k].element == element_mapped)
7690           {
7691             element_string = forum_sketch_element_strings[k].element_string;
7692             break;
7693           }
7694         }
7695
7696         printf("`%s", element_string);
7697
7698 #else
7699
7700         if (IS_CUSTOM_ELEMENT(element))
7701           element_mapped = EL_CUSTOM_START;
7702         else if (element > EL_ENVELOPE_4)
7703           element_mapped = EL_CHAR_QUESTION;    /* change to EL_UNKNOWN ... */
7704
7705         printf("`%03d", element_mapped);
7706 #endif
7707       }
7708
7709       printf("\n");
7710     }
7711
7712     return;
7713   }
7714
7715   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7716     return;
7717
7718   if (mode == CB_AREA_TO_BRUSH)
7719   {
7720     int from_lx, from_ly;
7721
7722     if (from_x > to_x)
7723       swap_numbers(&from_x, &to_x);
7724
7725     if (from_y > to_y)
7726       swap_numbers(&from_y, &to_y);
7727
7728     brush_width = to_x - from_x + 1;
7729     brush_height = to_y - from_y + 1;
7730
7731     from_lx = from_x + level_xpos;
7732     from_ly = from_y + level_ypos;
7733
7734     for (y = 0; y < brush_height; y++)
7735     {
7736       for (x=0; x < brush_width; x++)
7737       {
7738         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7739
7740         if (button != 1)
7741           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7742       }
7743     }
7744
7745     if (button != 1)
7746       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7747
7748     delete_old_brush = FALSE;
7749   }
7750   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7751            mode == CB_BRUSH_TO_LEVEL)
7752   {
7753     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7754     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7755     int cursor_from_x = cursor_x - brush_width / 2;
7756     int cursor_from_y = cursor_y - brush_height / 2;
7757     int border_from_x = cursor_x, border_from_y = cursor_y;
7758     int border_to_x = cursor_x, border_to_y = cursor_y;
7759
7760     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7761       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7762
7763     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7764         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7765     {
7766       delete_old_brush = FALSE;
7767       return;
7768     }
7769
7770     for (y = 0; y < brush_height; y++)
7771     {
7772       for (x = 0; x < brush_width; x++)
7773       {
7774         int sx = cursor_from_x + x;
7775         int sy = cursor_from_y + y;
7776         int lx = sx + level_xpos;
7777         int ly = sy + level_ypos;
7778         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7779         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7780                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7781                        brush_buffer[x][y] : new_element);
7782
7783         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7784         {
7785           if (sx < border_from_x)
7786             border_from_x = sx;
7787           else if (sx > border_to_x)
7788             border_to_x = sx;
7789           if (sy < border_from_y)
7790             border_from_y = sy;
7791           else if (sy > border_to_y)
7792             border_to_y = sy;
7793
7794           DrawLineElement(sx, sy, element, change_level);
7795         }
7796       }
7797     }
7798
7799     if (mode != CB_DELETE_OLD_CURSOR)
7800       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7801
7802     last_cursor_x = cursor_x;
7803     last_cursor_y = cursor_y;
7804     delete_old_brush = TRUE;
7805   }
7806 }
7807
7808 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7809                             int button)
7810 {
7811   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7812 }
7813
7814 static void CopyBrushToLevel(int x, int y, int button)
7815 {
7816   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7817 }
7818
7819 static void CopyBrushToCursor(int x, int y)
7820 {
7821   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7822 }
7823
7824 static void DeleteBrushFromCursor()
7825 {
7826   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7827 }
7828
7829 void DumpBrush()
7830 {
7831   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7832 }
7833
7834 static void FloodFill(int from_x, int from_y, int fill_element)
7835 {
7836   int i,x,y;
7837   int old_element;
7838   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7839   static int safety = 0;
7840
7841   /* check if starting field still has the desired content */
7842   if (Feld[from_x][from_y] == fill_element)
7843     return;
7844
7845   safety++;
7846
7847   if (safety > lev_fieldx*lev_fieldy)
7848     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7849
7850   old_element = Feld[from_x][from_y];
7851   Feld[from_x][from_y] = fill_element;
7852
7853   for (i = 0; i < 4; i++)
7854   {
7855     x = from_x + check[i][0];
7856     y = from_y + check[i][1];
7857
7858     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7859       FloodFill(x, y, fill_element);
7860   }
7861
7862   safety--;
7863 }
7864
7865 /* values for DrawLevelText() modes */
7866 #define TEXT_INIT               0
7867 #define TEXT_SETCURSOR          1
7868 #define TEXT_WRITECHAR          2
7869 #define TEXT_BACKSPACE          3
7870 #define TEXT_NEWLINE            4
7871 #define TEXT_END                5
7872 #define TEXT_QUERY_TYPING       6
7873
7874 static int DrawLevelText(int sx, int sy, char letter, int mode)
7875 {
7876   static short delete_buffer[MAX_LEV_FIELDX];
7877   static int start_sx, start_sy;
7878   static int last_sx, last_sy;
7879   static boolean typing = FALSE;
7880   int letter_element = EL_CHAR_ASCII0 + letter;
7881   int lx = 0, ly = 0;
7882
7883   /* map lower case letters to upper case and convert special characters */
7884   if (letter >= 'a' && letter <= 'z')
7885     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7886   else if (letter == 'ä' || letter == 'Ä')
7887     letter_element = EL_CHAR_AUMLAUT;
7888   else if (letter == 'ö' || letter == 'Ö')
7889     letter_element = EL_CHAR_OUMLAUT;
7890   else if (letter == 'ü' || letter == 'Ü')
7891     letter_element = EL_CHAR_UUMLAUT;
7892   else if (letter == '^')
7893     letter_element = EL_CHAR_COPYRIGHT;
7894   else
7895     letter_element = EL_CHAR_ASCII0 + letter;
7896
7897   if (mode != TEXT_INIT)
7898   {
7899     if (!typing)
7900       return FALSE;
7901
7902     if (mode != TEXT_SETCURSOR)
7903     {
7904       sx = last_sx;
7905       sy = last_sy;
7906     }
7907
7908     lx = last_sx + level_xpos;
7909     ly = last_sy + level_ypos;
7910   }
7911
7912   switch (mode)
7913   {
7914     case TEXT_INIT:
7915       if (typing)
7916         DrawLevelText(0, 0, 0, TEXT_END);
7917
7918       typing = TRUE;
7919       start_sx = last_sx = sx;
7920       start_sy = last_sy = sy;
7921       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7922       break;
7923
7924     case TEXT_SETCURSOR:
7925       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7926       DrawAreaBorder(sx, sy, sx, sy);
7927       last_sx = sx;
7928       last_sy = sy;
7929       break;
7930
7931     case TEXT_WRITECHAR:
7932       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7933       {
7934         delete_buffer[sx - start_sx] = Feld[lx][ly];
7935         Feld[lx][ly] = letter_element;
7936
7937         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7938           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7939         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7940           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7941         else
7942           DrawLevelText(0, 0, 0, TEXT_END);
7943
7944         level.changed = TRUE;
7945       }
7946       break;
7947
7948     case TEXT_BACKSPACE:
7949       if (sx > start_sx)
7950       {
7951         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7952         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7953         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7954       }
7955       break;
7956
7957     case TEXT_NEWLINE:
7958       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7959         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7960       else
7961         DrawLevelText(0, 0, 0, TEXT_END);
7962       break;
7963
7964     case TEXT_END:
7965       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7966       DrawMiniElement(sx, sy, Feld[lx][ly]);
7967       typing = FALSE;
7968       break;
7969
7970     case TEXT_QUERY_TYPING:
7971       break;
7972
7973     default:
7974       break;
7975   }
7976
7977   return typing;
7978 }
7979
7980 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7981                           int element, boolean change_level)
7982 {
7983   int lx = sx + level_xpos;
7984   int ly = sy + level_ypos;
7985
7986   if (element == -1)
7987     DrawMiniElement(sx, sy, Feld[lx][ly]);
7988   else
7989     DrawAreaBorder(sx, sy, sx, sy);
7990 }
7991
7992 static void CopyLevelToUndoBuffer(int mode)
7993 {
7994   static boolean accumulated_undo = FALSE;
7995   boolean new_undo_buffer_position = TRUE;
7996   int last_border_element;
7997   int x, y;
7998
7999   switch (mode)
8000   {
8001     case UNDO_IMMEDIATE:
8002       accumulated_undo = FALSE;
8003       break;
8004
8005     case UNDO_ACCUMULATE:
8006       if (accumulated_undo)
8007         new_undo_buffer_position = FALSE;
8008       accumulated_undo = TRUE;
8009       break;
8010
8011     default:
8012       break;
8013   }
8014
8015   if (new_undo_buffer_position)
8016   {
8017     /* new position in undo buffer ring */
8018     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
8019
8020     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
8021       undo_buffer_steps++;
8022   }
8023
8024   for (x = 0; x < lev_fieldx; x++)
8025     for (y = 0; y < lev_fieldy; y++)
8026       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
8027
8028   /* check if drawing operation forces change of border style */
8029   last_border_element = BorderElement;
8030   SetBorderElement();
8031   if (BorderElement != last_border_element)
8032     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8033
8034   level.changed = TRUE;
8035 }
8036
8037 static void RandomPlacement(int new_element)
8038 {
8039   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
8040   int num_free_positions = 0;
8041   int num_percentage, num_elements;
8042   int x, y;
8043
8044   /* determine number of free positions for randomly placing the new element */
8045   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
8046   {
8047     free_position[x][y] =
8048       (random_placement_background_restricted ?
8049        Feld[x][y] == random_placement_background_element :
8050        Feld[x][y] != new_element);
8051
8052     if (free_position[x][y])
8053       num_free_positions++;
8054   }
8055
8056   /* determine number of new elements to place there */
8057   num_percentage = num_free_positions * random_placement_value / 100;
8058   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
8059                   num_percentage : random_placement_value);
8060
8061   /* if less free positions than elements to place, fill all these positions */
8062   if (num_free_positions < num_elements)
8063   {
8064     for (x = 0; x < lev_fieldx; x++)
8065       for (y = 0; y < lev_fieldy; y++)
8066         if (free_position[x][y])
8067           Feld[x][y] = new_element;
8068   }
8069   else
8070   {
8071     while (num_elements > 0)
8072     {
8073       x = RND(lev_fieldx);
8074       y = RND(lev_fieldy);
8075
8076       /* don't place element at the same position twice */
8077       if (free_position[x][y])
8078       {
8079         free_position[x][y] = FALSE;
8080         Feld[x][y] = new_element;
8081         num_elements--;
8082       }
8083     }
8084   }
8085
8086   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8087   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8088 }
8089
8090 void WrapLevel(int dx, int dy)
8091 {
8092   int wrap_dx = lev_fieldx - dx;
8093   int wrap_dy = lev_fieldy - dy;
8094   int x, y;
8095
8096   for (x = 0; x < lev_fieldx; x++)
8097     for (y = 0; y < lev_fieldy; y++)
8098       FieldBackup[x][y] = Feld[x][y];
8099
8100   for (x = 0; x < lev_fieldx; x++)
8101     for (y = 0; y < lev_fieldy; y++)
8102       Feld[x][y] =
8103         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
8104
8105   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8106   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
8107 }
8108
8109 static void HandleDrawingAreas(struct GadgetInfo *gi)
8110 {
8111   static boolean started_inside_drawing_area = FALSE;
8112   int id = gi->custom_id;
8113   boolean button_press_event;
8114   boolean button_release_event;
8115   boolean inside_drawing_area = !gi->event.off_borders;
8116   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
8117   int actual_drawing_function;
8118   int button = gi->event.button;
8119   int new_element = BUTTON_ELEMENT(button);
8120   int sx = gi->event.x, sy = gi->event.y;
8121   int min_sx = 0, min_sy = 0;
8122   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
8123   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
8124   int lx = 0, ly = 0;
8125   int min_lx = 0, min_ly = 0;
8126   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8127   int x, y;
8128
8129   /* handle info callback for each invocation of action callback */
8130   gi->callback_info(gi);
8131
8132   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8133   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8134
8135   /* make sure to stay inside drawing area boundaries */
8136   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8137   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8138
8139   if (draw_level)
8140   {
8141     /* get positions inside level field */
8142     lx = sx + level_xpos;
8143     ly = sy + level_ypos;
8144
8145     if (!IN_LEV_FIELD(lx, ly))
8146       inside_drawing_area = FALSE;
8147
8148     /* make sure to stay inside level field boundaries */
8149     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8150     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8151
8152     /* correct drawing area positions accordingly */
8153     sx = lx - level_xpos;
8154     sy = ly - level_ypos;
8155   }
8156
8157   if (button_press_event)
8158     started_inside_drawing_area = inside_drawing_area;
8159
8160   if (!started_inside_drawing_area)
8161     return;
8162
8163   if (!button && !button_release_event)
8164     return;
8165
8166   /* automatically switch to 'single item' drawing mode, if needed */
8167   actual_drawing_function =
8168     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8169      drawing_function : GADGET_ID_SINGLE_ITEMS);
8170
8171   /* clicking into drawing area with pressed Control key picks element */
8172   if (GetKeyModState() & KMOD_Control)
8173   {
8174     last_drawing_function = drawing_function;
8175     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8176   }
8177
8178   switch (actual_drawing_function)
8179   {
8180     case GADGET_ID_SINGLE_ITEMS:
8181       if (draw_level)
8182       {
8183         if (button_release_event)
8184         {
8185           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8186
8187           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8188               !inside_drawing_area)
8189             DeleteBrushFromCursor();
8190         }
8191
8192         if (!button)
8193           break;
8194
8195         if (draw_with_brush)
8196         {
8197           if (!button_release_event)
8198             CopyBrushToLevel(sx, sy, button);
8199         }
8200         else if (new_element != Feld[lx][ly])
8201         {
8202           if (new_element == EL_PLAYER_1)
8203           {
8204             /* remove player at old position */
8205             for (y = 0; y < lev_fieldy; y++)
8206             {
8207               for (x = 0; x < lev_fieldx; x++)
8208               {
8209                 if (Feld[x][y] == EL_PLAYER_1)
8210                 {
8211                   Feld[x][y] = EL_EMPTY;
8212                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8213                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8214                     DrawMiniElement(x - level_xpos, y - level_ypos,
8215                                     EL_EMPTY);
8216                 }
8217               }
8218             }
8219           }
8220
8221           Feld[lx][ly] = new_element;
8222           DrawMiniElement(sx, sy, new_element);
8223         }
8224       }
8225       else
8226       {
8227         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8228           DrawMiniGraphicExt(drawto,
8229                              gi->x + sx * MINI_TILEX,
8230                              gi->y + sy * MINI_TILEY,
8231                              el2edimg(new_element));
8232         else
8233           DrawGraphicExt(drawto,
8234                          gi->x + sx * TILEX,
8235                          gi->y + sy * TILEY,
8236                          el2img(new_element), 0);
8237
8238         if (id == GADGET_ID_AMOEBA_CONTENT)
8239           level.amoeba_content = new_element;
8240         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8241         {
8242           new_element = GFX_ELEMENT(new_element);
8243           custom_element.gfx_element = new_element;
8244
8245           CopyElementPropertiesToGame(properties_element);
8246
8247           UpdateCustomElementGraphicGadgets();
8248
8249           FrameCounter = 0;     /* restart animation frame counter */
8250         }
8251         else if (id == GADGET_ID_CUSTOM_CONTENT)
8252         {
8253           custom_element.content[sx][sy] = new_element;
8254
8255           CopyCustomElementPropertiesToGame(properties_element);
8256         }
8257         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8258         {
8259           custom_element.move_enter_element = new_element;
8260
8261           CopyCustomElementPropertiesToGame(properties_element);
8262         }
8263         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8264         {
8265           custom_element.move_leave_element = new_element;
8266
8267           CopyCustomElementPropertiesToGame(properties_element);
8268         }
8269         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8270         {
8271           custom_element_change.target_element = new_element;
8272
8273           CopyCustomElementPropertiesToGame(properties_element);
8274         }
8275         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8276         {
8277           custom_element_change.target_content[sx][sy] = new_element;
8278
8279           CopyCustomElementPropertiesToGame(properties_element);
8280         }
8281         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8282         {
8283           custom_element_change.trigger_element = new_element;
8284
8285           CopyCustomElementPropertiesToGame(properties_element);
8286         }
8287         else if (id == GADGET_ID_GROUP_CONTENT)
8288         {
8289           group_element_info.element[sx] = new_element;
8290
8291           CopyGroupElementPropertiesToGame(properties_element);
8292         }
8293         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8294           random_placement_background_element = new_element;
8295         else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8296                  id <= GADGET_ID_ELEMENT_CONTENT_7)
8297           level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy] =
8298             new_element;
8299       }
8300       break;
8301
8302     case GADGET_ID_CONNECTED_ITEMS:
8303       {
8304         static int last_sx = -1;
8305         static int last_sy = -1;
8306
8307         if (button_release_event)
8308           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8309
8310         if (button)
8311         {
8312           if (!button_press_event)
8313             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8314
8315           last_sx = sx;
8316           last_sy = sy;
8317         }
8318       }
8319       break;
8320
8321     case GADGET_ID_LINE:
8322     case GADGET_ID_ARC:
8323     case GADGET_ID_RECTANGLE:
8324     case GADGET_ID_FILLED_BOX:
8325     case GADGET_ID_GRAB_BRUSH:
8326     case GADGET_ID_TEXT:
8327       {
8328         static int last_sx = -1;
8329         static int last_sy = -1;
8330         static int start_sx = -1;
8331         static int start_sy = -1;
8332         void (*draw_func)(int, int, int, int, int, boolean);
8333
8334         if (drawing_function == GADGET_ID_LINE)
8335           draw_func = DrawLine;
8336         else if (drawing_function == GADGET_ID_ARC)
8337           draw_func = DrawArc;
8338         else if (drawing_function == GADGET_ID_RECTANGLE)
8339           draw_func = DrawBox;
8340         else if (drawing_function == GADGET_ID_FILLED_BOX)
8341           draw_func = DrawFilledBox;
8342         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8343           draw_func = SelectArea;
8344         else /* (drawing_function == GADGET_ID_TEXT) */
8345           draw_func = SetTextCursor;
8346
8347         if (button_press_event)
8348         {
8349           draw_func(sx, sy, sx, sy, new_element, FALSE);
8350           start_sx = last_sx = sx;
8351           start_sy = last_sy = sy;
8352
8353           if (drawing_function == GADGET_ID_TEXT)
8354             DrawLevelText(0, 0, 0, TEXT_END);
8355         }
8356         else if (button_release_event)
8357         {
8358           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8359           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8360           {
8361             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8362             CopyBrushToCursor(sx, sy);
8363             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8364                           MB_LEFTBUTTON);
8365             draw_with_brush = TRUE;
8366           }
8367           else if (drawing_function == GADGET_ID_TEXT)
8368             DrawLevelText(sx, sy, 0, TEXT_INIT);
8369           else
8370             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8371         }
8372         else if (last_sx != sx || last_sy != sy)
8373         {
8374           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8375           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8376           last_sx = sx;
8377           last_sy = sy;
8378         }
8379       }
8380       break;
8381
8382     case GADGET_ID_FLOOD_FILL:
8383       if (button_press_event && Feld[lx][ly] != new_element)
8384       {
8385         FloodFill(lx, ly, new_element);
8386         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8387         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8388       }
8389       break;
8390
8391     case GADGET_ID_PICK_ELEMENT:
8392       if (button_release_event)
8393         ClickOnGadget(level_editor_gadget[last_drawing_function],
8394                       MB_LEFTBUTTON);
8395       else if (draw_level)
8396         PickDrawingElement(button, Feld[lx][ly]);
8397       else if (id == GADGET_ID_AMOEBA_CONTENT)
8398         PickDrawingElement(button, level.amoeba_content);
8399       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8400         PickDrawingElement(button, custom_element.gfx_element);
8401       else if (id == GADGET_ID_CUSTOM_CONTENT)
8402         PickDrawingElement(button, custom_element.content[sx][sy]);
8403       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8404         PickDrawingElement(button, custom_element.move_enter_element);
8405       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8406         PickDrawingElement(button, custom_element.move_leave_element);
8407       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8408         PickDrawingElement(button, custom_element_change.target_element);
8409       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8410         PickDrawingElement(button, custom_element_change.target_content[sx][sy]);
8411       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8412         PickDrawingElement(button, custom_element_change.trigger_element);
8413       else if (id == GADGET_ID_GROUP_CONTENT)
8414         PickDrawingElement(button, group_element_info.element[sx]);
8415       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8416         PickDrawingElement(button, random_placement_background_element);
8417       else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8418                id <= GADGET_ID_ELEMENT_CONTENT_7)
8419       {
8420         int i = id - GADGET_ID_ELEMENT_CONTENT_0;
8421
8422         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8423       }
8424
8425       break;
8426
8427     default:
8428       break;
8429   }
8430 }
8431
8432 static void HandleCounterButtons(struct GadgetInfo *gi)
8433 {
8434   int gadget_id = gi->custom_id;
8435   int counter_id = gi->custom_type_id;
8436   int button = gi->event.button;
8437   int *counter_value = counterbutton_info[counter_id].value;
8438   int step = BUTTON_STEPSIZE(button) *
8439     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8440
8441   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8442   {
8443     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8444     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8445     boolean level_changed = LevelChanged();
8446
8447     if ((level_changed && pressed) || (!level_changed && released))
8448       return;
8449
8450     if (level_changed && !Request("Level has changed! Discard changes ?",
8451                                   REQ_ASK))
8452     {
8453       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8454         ModifyEditorCounter(counter_id, *counter_value);
8455
8456       return;
8457     }
8458   }
8459
8460   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8461     *counter_value = gi->textinput.number_value;
8462   else
8463     ModifyEditorCounter(counter_id, *counter_value + step);
8464
8465   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8466   {
8467       LoadLevel(level_nr);
8468       TapeErase();
8469       ResetUndoBuffer();
8470       DrawEditModeWindow();
8471
8472       return;
8473   }
8474
8475   switch (counter_id)
8476   {
8477     case ED_COUNTER_ID_ELEMENT_CONTENT:
8478       DrawElementContentAreas();
8479       break;
8480
8481     case ED_COUNTER_ID_GROUP_CONTENT:
8482       DrawGroupElementArea(properties_element);
8483       CopyGroupElementPropertiesToGame(properties_element);
8484       break;
8485
8486     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8487     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8488       DrawEnvelopeTextArea(-1);
8489       break;
8490
8491     case ED_COUNTER_ID_LEVEL_XSIZE:
8492     case ED_COUNTER_ID_LEVEL_YSIZE:
8493       lev_fieldx = level.fieldx;
8494       lev_fieldy = level.fieldy;
8495       break;
8496
8497     default:
8498       break;
8499   }
8500
8501   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8502        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8503       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8504        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8505     CopyElementPropertiesToGame(properties_element);
8506
8507   level.changed = TRUE;
8508 }
8509
8510 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8511 {
8512   int type_id = gi->custom_type_id;
8513
8514   strcpy(textinput_info[type_id].value, gi->textinput.value);
8515
8516   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8517   {
8518     CopyElementPropertiesToGame(properties_element);
8519
8520     ModifyEditorElementList();  /* update changed button info text */
8521   }
8522
8523   level.changed = TRUE;
8524 }
8525
8526 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8527 {
8528   int type_id = gi->custom_type_id;
8529
8530   strcpy(textarea_info[type_id].value, gi->textarea.value);
8531
8532   level.changed = TRUE;
8533 }
8534
8535 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8536 {
8537   int type_id = gi->custom_type_id;
8538
8539   *selectbox_info[type_id].value =
8540     selectbox_info[type_id].options[gi->selectbox.index].value;
8541
8542   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8543   {
8544     element_info[properties_element].current_change_page = gi->selectbox.index;
8545
8546     DrawPropertiesWindow();
8547   }
8548   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8549             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8550            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8551             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8552            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8553   {
8554     CopyElementPropertiesToGame(properties_element);
8555
8556     level.changed = TRUE;
8557   }
8558 }
8559
8560 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8561 {
8562   int type_id = gi->custom_type_id;
8563   int i;
8564
8565   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8566       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8567   {
8568     edit_mode_properties = gi->custom_type_id;
8569
8570     DrawPropertiesWindow();
8571   }
8572   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8573   {
8574     char *template_filename = getDefaultLevelFilename(-1);
8575     boolean new_template = !fileExists(template_filename);
8576
8577     if (new_template ||
8578         Request("Save this template and kill the old ?", REQ_ASK))
8579       SaveLevelTemplate();
8580
8581     if (new_template)
8582       Request("Template saved !", REQ_CONFIRM);
8583   }
8584   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8585            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8586   {
8587     struct ElementInfo *ei = &element_info[properties_element];
8588
8589     setElementChangePages(ei, ei->num_change_pages + 1);
8590
8591     /* set new change page to be new current change page */
8592     ei->current_change_page = ei->num_change_pages - 1;
8593     ei->change = &ei->change_page[ei->current_change_page];
8594
8595     setElementChangeInfoToDefaults(ei->change);
8596
8597     DrawPropertiesWindow();
8598
8599     level.changed = TRUE;
8600   }
8601   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8602            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8603   {
8604     struct ElementInfo *ei = &element_info[properties_element];
8605
8606     /* copy all change pages after change page to be deleted */
8607     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8608       ei->change_page[i] = ei->change_page[i + 1];
8609
8610     setElementChangePages(ei, ei->num_change_pages - 1);
8611
8612     DrawPropertiesWindow();
8613
8614     level.changed = TRUE;
8615   }
8616 }
8617
8618 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8619 {
8620   int type_id = gi->custom_type_id;
8621
8622   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8623       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8624   {
8625     struct ElementInfo *ei = &element_info[properties_element];
8626     int step = BUTTON_STEPSIZE(gi->event.button);
8627
8628     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8629     ei->current_change_page += step;
8630
8631     if (ei->current_change_page < 0)
8632       ei->current_change_page = 0;
8633     else if (ei->current_change_page >= ei->num_change_pages)
8634       ei->current_change_page = ei->num_change_pages - 1;
8635
8636     DrawPropertiesWindow();
8637   }
8638   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8639            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8640   {
8641     struct ElementInfo *ei = &element_info[properties_element];
8642     int current_change_page = ei->current_change_page;
8643
8644     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8645       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8646         ei->change_page[current_change_page];
8647     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8648     {
8649       ei->change_page[current_change_page] =
8650         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8651
8652       level.changed = TRUE;
8653     }
8654
8655     DrawPropertiesWindow();
8656   }
8657 }
8658
8659 static void HandleRadiobuttons(struct GadgetInfo *gi)
8660 {
8661   *radiobutton_info[gi->custom_type_id].value =
8662     radiobutton_info[gi->custom_type_id].checked_value;
8663
8664   level.changed = TRUE;
8665 }
8666
8667 static void HandleCheckbuttons(struct GadgetInfo *gi)
8668 {
8669   int type_id = gi->custom_type_id;
8670
8671   *checkbutton_info[type_id].value ^= TRUE;
8672
8673   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8674       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8675       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8676       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8677          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8678         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8679          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8680        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8681   {
8682     CopyElementPropertiesToGame(properties_element);
8683   }
8684
8685   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8686   {
8687     UpdateCustomElementGraphicGadgets();
8688   }
8689   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8690   {
8691     char *template_filename = getDefaultLevelFilename(-1);
8692
8693     if (level.use_custom_template && !fileExists(template_filename))
8694     {
8695       Request("No level template found !", REQ_CONFIRM);
8696
8697       level.use_custom_template = FALSE;
8698       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8699
8700       return;
8701     }
8702
8703     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8704
8705     DrawEditModeWindow();
8706   }
8707
8708   level.changed = TRUE;
8709 }
8710
8711 static void HandleControlButtons(struct GadgetInfo *gi)
8712 {
8713   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8714   static int last_edit_mode = ED_MODE_DRAWING;
8715   static int last_custom_copy_mode = -1;
8716   int id = gi->custom_id;
8717   int button = gi->event.button;
8718   int step = BUTTON_STEPSIZE(button);
8719   int new_element = BUTTON_ELEMENT(button);
8720   int x, y;
8721
8722   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8723     DrawLevelText(0, 0, 0, TEXT_END);
8724
8725   if (id < ED_NUM_CTRL1_BUTTONS &&
8726       id != GADGET_ID_SINGLE_ITEMS &&
8727       id != GADGET_ID_PROPERTIES &&
8728       id != GADGET_ID_PICK_ELEMENT &&
8729       edit_mode != ED_MODE_DRAWING &&
8730       drawing_function != GADGET_ID_PICK_ELEMENT &&
8731       !(GetKeyModState() & KMOD_Control))
8732   {
8733     DrawDrawingWindow();
8734     edit_mode = ED_MODE_DRAWING;
8735   }
8736
8737   /* element copy mode active, but no element button pressed => deactivate */
8738   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8739     last_custom_copy_mode = -1;
8740
8741   switch (id)
8742   {
8743     case GADGET_ID_SCROLL_LEFT:
8744       if (level_xpos >= 0)
8745       {
8746         if (lev_fieldx < ed_fieldx - 2)
8747           break;
8748
8749         level_xpos -= step;
8750         if (level_xpos < -1)
8751           level_xpos = -1;
8752         if (button == 1)
8753           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8754         else
8755           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8756
8757         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8758                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8759       }
8760       break;
8761
8762     case GADGET_ID_SCROLL_RIGHT:
8763       if (level_xpos <= lev_fieldx - ed_fieldx)
8764       {
8765         if (lev_fieldx < ed_fieldx - 2)
8766           break;
8767
8768         level_xpos += step;
8769         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8770           level_xpos = lev_fieldx - ed_fieldx + 1;
8771         if (button == 1)
8772           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8773         else
8774           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8775
8776         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8777                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8778       }
8779       break;
8780
8781     case GADGET_ID_SCROLL_UP:
8782       if (level_ypos >= 0)
8783       {
8784         if (lev_fieldy < ed_fieldy - 2)
8785           break;
8786
8787         level_ypos -= step;
8788         if (level_ypos < -1)
8789           level_ypos = -1;
8790         if (button == 1)
8791           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8792         else
8793           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8794
8795         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8796                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8797       }
8798       break;
8799
8800     case GADGET_ID_SCROLL_DOWN:
8801       if (level_ypos <= lev_fieldy - ed_fieldy)
8802       {
8803         if (lev_fieldy < ed_fieldy - 2)
8804           break;
8805
8806         level_ypos += step;
8807         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8808           level_ypos = lev_fieldy - ed_fieldy + 1;
8809         if (button == 1)
8810           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8811         else
8812           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8813
8814         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8815                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8816       }
8817       break;
8818
8819     case GADGET_ID_SCROLL_HORIZONTAL:
8820       level_xpos = gi->event.item_position - 1;
8821       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8822       break;
8823
8824     case GADGET_ID_SCROLL_VERTICAL:
8825       level_ypos = gi->event.item_position - 1;
8826       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8827       break;
8828
8829     case GADGET_ID_SCROLL_LIST_UP:
8830     case GADGET_ID_SCROLL_LIST_DOWN:
8831     case GADGET_ID_SCROLL_LIST_VERTICAL:
8832       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8833         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8834       else
8835       {
8836         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8837         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8838
8839         if (element_shift < 0)
8840           element_shift = 0;
8841         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8842           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8843
8844         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8845                      GDI_SCROLLBAR_ITEM_POSITION,
8846                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8847       }
8848
8849       ModifyEditorElementList();
8850
8851       break;
8852
8853     case GADGET_ID_WRAP_LEFT:
8854       WrapLevel(-step, 0);
8855       break;
8856
8857     case GADGET_ID_WRAP_RIGHT:
8858       WrapLevel(step, 0);
8859       break;
8860
8861     case GADGET_ID_WRAP_UP:
8862       WrapLevel(0, -step);
8863       break;
8864
8865     case GADGET_ID_WRAP_DOWN:
8866       WrapLevel(0, step);
8867       break;
8868
8869     case GADGET_ID_SINGLE_ITEMS:
8870     case GADGET_ID_CONNECTED_ITEMS:
8871     case GADGET_ID_LINE:
8872     case GADGET_ID_ARC:
8873     case GADGET_ID_TEXT:
8874     case GADGET_ID_RECTANGLE:
8875     case GADGET_ID_FILLED_BOX:
8876     case GADGET_ID_FLOOD_FILL:
8877     case GADGET_ID_GRAB_BRUSH:
8878     case GADGET_ID_PICK_ELEMENT:
8879       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8880         last_drawing_function = drawing_function;
8881       drawing_function = id;
8882       draw_with_brush = FALSE;
8883       break;
8884
8885     case GADGET_ID_RANDOM_PLACEMENT:
8886       RandomPlacement(new_element);
8887       break;
8888
8889     case GADGET_ID_PROPERTIES:
8890       if (edit_mode != ED_MODE_PROPERTIES)
8891       {
8892         properties_element = new_element;
8893         DrawPropertiesWindow();
8894         edit_mode = ED_MODE_PROPERTIES;
8895
8896         last_level_drawing_function = drawing_function;
8897         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8898                       MB_LEFTBUTTON);
8899       }
8900       else
8901       {
8902         DrawDrawingWindow();
8903         edit_mode = ED_MODE_DRAWING;
8904
8905         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8906                       MB_LEFTBUTTON);
8907       }
8908       break;
8909
8910     case GADGET_ID_CUSTOM_COPY_FROM:
8911     case GADGET_ID_CUSTOM_COPY_TO:
8912     case GADGET_ID_CUSTOM_EXCHANGE:
8913       last_custom_copy_mode = id;
8914       last_drawing_function = drawing_function;
8915       break;
8916
8917     case GADGET_ID_CUSTOM_COPY:
8918       CopyCustomElement(properties_element, -1, id);
8919       break;
8920
8921     case GADGET_ID_CUSTOM_PASTE:
8922       CopyCustomElement(-1, properties_element, id);
8923       break;
8924
8925     case GADGET_ID_UNDO:
8926       if (undo_buffer_steps == 0)
8927       {
8928         Request("Undo buffer empty !", REQ_CONFIRM);
8929         break;
8930       }
8931
8932       if (edit_mode != ED_MODE_DRAWING)
8933       {
8934         DrawDrawingWindow();
8935         edit_mode = ED_MODE_DRAWING;
8936       }
8937
8938       undo_buffer_position =
8939         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8940       undo_buffer_steps--;
8941
8942       for (x = 0; x < lev_fieldx; x++)
8943         for (y = 0; y < lev_fieldy; y++)
8944           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8945       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8946       break;
8947
8948     case GADGET_ID_INFO:
8949       if (edit_mode != ED_MODE_INFO)
8950       {
8951         last_edit_mode = edit_mode;
8952         edit_mode = ED_MODE_INFO;
8953
8954         DrawLevelInfoWindow();
8955       }
8956       else
8957       {
8958         edit_mode = last_edit_mode;
8959
8960         DrawEditModeWindow();
8961       }
8962       break;
8963
8964     case GADGET_ID_CLEAR:
8965       if (edit_mode != ED_MODE_DRAWING)
8966       {
8967         DrawDrawingWindow();
8968         edit_mode = ED_MODE_DRAWING;
8969       }
8970
8971       for (x = 0; x < MAX_LEV_FIELDX; x++)
8972         for (y = 0; y < MAX_LEV_FIELDY; y++)
8973           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8974
8975       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8976
8977       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8978       break;
8979
8980     case GADGET_ID_SAVE:
8981       if (leveldir_current->readonly)
8982       {
8983         Request("This level is read only !", REQ_CONFIRM);
8984         break;
8985       }
8986
8987       if (!LevelContainsPlayer())
8988         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8989       else
8990       {
8991         char *level_filename = getDefaultLevelFilename(level_nr);
8992         boolean new_level = !fileExists(level_filename);
8993
8994         if (new_level ||
8995             Request("Save this level and kill the old ?", REQ_ASK))
8996         {
8997           CopyPlayfield(Feld, level.field);
8998
8999           SaveLevel(level_nr);
9000         }
9001
9002         if (new_level)
9003           Request("Level saved !", REQ_CONFIRM);
9004
9005         level.changed = FALSE;
9006       }
9007       break;
9008
9009     case GADGET_ID_TEST:
9010       if (!LevelContainsPlayer())
9011         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9012       else
9013       {
9014         if (LevelChanged())
9015           level.game_version = GAME_VERSION_ACTUAL;
9016
9017         CopyPlayfield(level.field, FieldBackup);
9018         CopyPlayfield(Feld, level.field);
9019
9020         CopyNativeLevel_RND_to_Native(&level);
9021
9022         UnmapLevelEditorGadgets();
9023         UndrawSpecialEditorDoor();
9024
9025         CloseDoor(DOOR_CLOSE_ALL);
9026
9027         DrawCompleteVideoDisplay();
9028
9029         if (setup.autorecord)
9030           TapeStartRecording();
9031
9032         level_editor_test_game = TRUE;
9033         game_status = GAME_MODE_PLAYING;
9034
9035         InitGame();
9036       }
9037       break;
9038
9039     case GADGET_ID_EXIT:
9040       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
9041       break;
9042
9043     default:
9044       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
9045           id <= GADGET_ID_ELEMENTLIST_LAST)
9046       {
9047         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
9048         int new_element = editor_elements[element_position + element_shift];
9049
9050         if (last_custom_copy_mode != -1)
9051         {
9052           if (CopyCustomElement(properties_element, new_element,
9053                                 last_custom_copy_mode))
9054           {
9055             ClickOnGadget(level_editor_gadget[last_drawing_function],
9056                           MB_LEFTBUTTON);
9057
9058             last_custom_copy_mode = -1;
9059           }
9060
9061           break;
9062         }
9063
9064         PickDrawingElement(button, new_element);
9065
9066         if (!stick_element_properties_window &&
9067             drawing_function != GADGET_ID_PICK_ELEMENT &&
9068             !(GetKeyModState() & KMOD_Control))
9069         {
9070           properties_element = new_element;
9071           if (edit_mode == ED_MODE_PROPERTIES)
9072             DrawPropertiesWindow();
9073         }
9074
9075         if (drawing_function == GADGET_ID_PICK_ELEMENT)
9076           ClickOnGadget(level_editor_gadget[last_drawing_function],
9077                         MB_LEFTBUTTON);
9078       }
9079 #ifdef DEBUG
9080       else if (gi->event.type == GD_EVENT_PRESSED)
9081         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
9082       else if (gi->event.type == GD_EVENT_RELEASED)
9083         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
9084       else if (gi->event.type == GD_EVENT_MOVING)
9085         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
9086       else
9087         printf("default: HandleControlButtons: ? (id == %d)\n", id);
9088 #endif
9089       break;
9090   }
9091 }
9092
9093 void HandleLevelEditorKeyInput(Key key)
9094 {
9095   char letter = getCharFromKey(key);
9096   int button = MB_LEFTBUTTON;
9097
9098   if (drawing_function == GADGET_ID_TEXT &&
9099       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
9100   {
9101     if (letter)
9102       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
9103     else if (key == KSYM_Delete || key == KSYM_BackSpace)
9104       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
9105     else if (key == KSYM_Return)
9106       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
9107     else if (key == KSYM_Escape)
9108       DrawLevelText(0, 0, 0, TEXT_END);
9109   }
9110   else if (button_status == MB_RELEASED)
9111   {
9112     int i, id = GADGET_ID_NONE;
9113
9114     switch (key)
9115     {
9116       case KSYM_Left:
9117         id = GADGET_ID_SCROLL_LEFT;
9118         break;
9119       case KSYM_Right:
9120         id = GADGET_ID_SCROLL_RIGHT;
9121         break;
9122       case KSYM_Up:
9123         id = GADGET_ID_SCROLL_UP;
9124         break;
9125       case KSYM_Down:
9126         id = GADGET_ID_SCROLL_DOWN;
9127         break;
9128       case KSYM_Page_Up:
9129         id = GADGET_ID_SCROLL_LIST_UP;
9130         button = MB_RIGHTBUTTON;
9131         break;
9132       case KSYM_Page_Down:
9133         id = GADGET_ID_SCROLL_LIST_DOWN;
9134         button = MB_RIGHTBUTTON;
9135         break;
9136
9137       case KSYM_Escape:
9138         if (edit_mode == ED_MODE_DRAWING)
9139         {
9140           RequestExitLevelEditor(setup.ask_on_escape);
9141         }
9142         else if (edit_mode == ED_MODE_INFO)
9143         {
9144           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9145         }
9146         else if (edit_mode == ED_MODE_PROPERTIES)
9147         {
9148           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9149         }
9150         else            /* should never happen */
9151         {
9152           DrawDrawingWindow();
9153           edit_mode = ED_MODE_DRAWING;
9154         }
9155         break;
9156
9157       default:
9158         break;
9159     }
9160
9161     if (id != GADGET_ID_NONE)
9162       ClickOnGadget(level_editor_gadget[id], button);
9163     else if (letter == '.')
9164       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9165     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9166       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9167     else
9168       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9169         if (letter && letter == control_info[i].shortcut)
9170           if (!anyTextGadgetActive())
9171             ClickOnGadget(level_editor_gadget[i], button);
9172   }
9173 }
9174
9175 void HandleLevelEditorIdle()
9176 {
9177   static unsigned long action_delay = 0;
9178   unsigned long action_delay_value = GameFrameDelay;
9179   int xpos = 1, ypos = 2;
9180
9181   if (edit_mode != ED_MODE_PROPERTIES)
9182     return;
9183
9184   if (!DelayReached(&action_delay, action_delay_value))
9185     return;
9186
9187   DrawGraphicAnimationExt(drawto,
9188                           SX + xpos * TILEX,
9189                           SY + ypos * TILEY + MINI_TILEY / 2,
9190                           el2img(properties_element), -1, NO_MASKING);
9191
9192   MarkTileDirty(xpos, ypos);
9193   MarkTileDirty(xpos, ypos + 1);
9194
9195   FrameCounter++;       /* increase animation frame counter */
9196 }
9197
9198 void ClearEditorGadgetInfoText()
9199 {
9200   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9201 }
9202
9203 void HandleEditorGadgetInfoText(void *ptr)
9204 {
9205   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9206   char infotext[MAX_OUTPUT_LINESIZE + 1];
9207   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9208   int max_infotext_len = getMaxInfoTextLength();
9209
9210   if (game_status != GAME_MODE_EDITOR)
9211     return;
9212
9213   ClearEditorGadgetInfoText();
9214
9215   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9216     return;
9217
9218   /* misuse this function to delete brush cursor, if needed */
9219   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9220     DeleteBrushFromCursor();
9221
9222   if (gi == NULL || gi->info_text == NULL)
9223     return;
9224
9225   strncpy(infotext, gi->info_text, max_infotext_len);
9226   infotext[max_infotext_len] = '\0';
9227
9228   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9229   {
9230     int key = control_info[gi->custom_id].shortcut;
9231
9232     if (key)
9233     {
9234       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9235         sprintf(shortcut, " ('.' or '%c')", key);
9236       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9237         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9238       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9239         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9240       else                                              /* normal case */
9241         sprintf(shortcut, " ('%s%c')",
9242                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9243
9244       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9245         strcat(infotext, shortcut);
9246     }
9247   }
9248
9249   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9250 }
9251
9252 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9253 {
9254   static int start_lx, start_ly;
9255   int id = gi->custom_id;
9256   int sx = gi->event.x;
9257   int sy = gi->event.y;
9258   int lx = sx + level_xpos;
9259   int ly = sy + level_ypos;
9260   int min_sx = 0, min_sy = 0;
9261   int max_sx = gi->drawing.area_xsize - 1;
9262   int max_sy = gi->drawing.area_ysize - 1;
9263   int actual_drawing_function = drawing_function;
9264   int max_infotext_len = getMaxInfoTextLength();
9265   char infotext[MAX_OUTPUT_LINESIZE + 1];
9266   char *text;
9267
9268   infotext[0] = '\0';           /* start with empty info text */
9269
9270   /* pressed Control key: simulate picking element */
9271   if (GetKeyModState() & KMOD_Control)
9272     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9273
9274   ClearEditorGadgetInfoText();
9275
9276   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9277     return;
9278
9279   /* make sure to stay inside drawing area boundaries */
9280   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9281   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9282
9283   if (id == GADGET_ID_DRAWING_LEVEL)
9284   {
9285     if (button_status)
9286     {
9287       int min_lx = 0, min_ly = 0;
9288       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9289
9290       /* get positions inside level field */
9291       lx = sx + level_xpos;
9292       ly = sy + level_ypos;
9293
9294       /* make sure to stay inside level field boundaries */
9295       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9296       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9297
9298       /* correct drawing area positions accordingly */
9299       sx = lx - level_xpos;
9300       sy = ly - level_ypos;
9301     }
9302
9303     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9304     {
9305       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9306       {
9307         if (gi->event.type == GD_EVENT_PRESSED)
9308         {
9309           start_lx = lx;
9310           start_ly = ly;
9311         }
9312
9313         switch (actual_drawing_function)
9314         {
9315           case GADGET_ID_SINGLE_ITEMS:
9316             text = "Drawing single items";
9317             break;
9318           case GADGET_ID_CONNECTED_ITEMS:
9319             text = "Drawing connected items";
9320             break;
9321           case GADGET_ID_LINE:
9322             text = "Drawing line";
9323             break;
9324           case GADGET_ID_ARC:
9325             text = "Drawing arc";
9326             break;
9327           case GADGET_ID_TEXT:
9328             text = "Setting text cursor";
9329             break;
9330           case GADGET_ID_RECTANGLE:
9331             text = "Drawing rectangle";
9332             break;
9333           case GADGET_ID_FILLED_BOX:
9334             text = "Drawing filled box";
9335             break;
9336           case GADGET_ID_FLOOD_FILL:
9337             text = "Flood fill";
9338             break;
9339           case GADGET_ID_GRAB_BRUSH:
9340             text = "Grabbing brush";
9341             break;
9342           case GADGET_ID_PICK_ELEMENT:
9343             text = "Picking element";
9344             break;
9345
9346           default:
9347             text = "Drawing position";
9348             break;
9349         }
9350
9351 #if 1
9352         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9353           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9354         else
9355           sprintf(infotext, "%s: %d, %d", text,
9356                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9357 #else
9358         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9359           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9360                     "%s: %d, %d", infotext, lx, ly);
9361         else
9362           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9363                     "%s: %d, %d", infotext,
9364                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9365 #endif
9366       }
9367 #if 1
9368       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9369         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9370       else
9371         sprintf(infotext, "Level position: %d, %d", lx, ly);
9372 #else
9373       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9374         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9375                   "%s", getElementInfoText(Feld[lx][ly]));
9376       else
9377         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9378                   "Level position: %d, %d", lx, ly);
9379 #endif
9380     }
9381
9382     /* misuse this function to draw brush cursor, if needed */
9383     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9384     {
9385       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9386         CopyBrushToCursor(sx, sy);
9387       else
9388         DeleteBrushFromCursor();
9389     }
9390   }
9391   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9392   {
9393     int element = EL_EMPTY;
9394
9395     if (id == GADGET_ID_AMOEBA_CONTENT)
9396       element = level.amoeba_content;
9397     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9398       element = custom_element.gfx_element;
9399     else if (id == GADGET_ID_CUSTOM_CONTENT)
9400       element = custom_element.content[sx][sy];
9401     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9402       element = custom_element.move_enter_element;
9403     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9404       element = custom_element.move_leave_element;
9405     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9406       element = custom_element_change.target_element;
9407     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9408       element = custom_element_change.target_content[sx][sy];
9409     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9410       element = custom_element_change.trigger_element;
9411     else if (id == GADGET_ID_GROUP_CONTENT)
9412       element = group_element_info.element[sx];
9413     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9414       element = random_placement_background_element;
9415     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9416              id <= GADGET_ID_ELEMENT_CONTENT_7)
9417       element = level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy];
9418
9419     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9420   }
9421   else
9422   {
9423     if (id == GADGET_ID_AMOEBA_CONTENT)
9424       strcpy(infotext, "Amoeba content");
9425     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9426       strcpy(infotext, "Custom graphic element");
9427     else if (id == GADGET_ID_CUSTOM_CONTENT)
9428       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9429     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9430       strcpy(infotext, "Element that can be digged/collected");
9431     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9432       strcpy(infotext, "Element that will be left behind");
9433     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9434       strcpy(infotext, "New element after change");
9435     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9436       strcpy(infotext, "New extended elements after change");
9437     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9438       strcpy(infotext, "Other element triggering change");
9439     else if (id == GADGET_ID_GROUP_CONTENT)
9440       sprintf(infotext, "Group element position: %d", sx + 1);
9441     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9442       strcpy(infotext, "Random placement background");
9443     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9444              id <= GADGET_ID_ELEMENT_CONTENT_7)
9445       sprintf(infotext, "Content area %d position: %d, %d",
9446               id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
9447   }
9448
9449   infotext[max_infotext_len] = '\0';
9450
9451   if (strlen(infotext) > 0)
9452     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9453 }
9454
9455 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9456 {
9457   if (!ask_if_level_has_changed ||
9458       !LevelChanged() ||
9459       Request("Level has changed! Exit without saving ?",
9460               REQ_ASK | REQ_STAY_OPEN))
9461   {
9462 #if 1
9463     CloseDoor(DOOR_CLOSE_1);
9464     SetDoorState(DOOR_CLOSE_2);
9465 #else
9466     CloseDoor(DOOR_CLOSE_ALL);
9467 #endif
9468     game_status = GAME_MODE_MAIN;
9469     DrawMainMenu();
9470   }
9471   else
9472   {
9473     CloseDoor(DOOR_CLOSE_1);
9474     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9475   }
9476 }