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_LEVEL_SETTINGS_XSTART        (3 * MINI_TILEX / 2)
 114 #define ED_LEVEL_SETTINGS_YSTART        (5 * MINI_TILEY)
 115
 116 #define ED_ELEMENT_SETTINGS_XSTART      (3 * MINI_TILEX / 2)
 117 #define ED_ELEMENT_SETTINGS_YSTART      (10 * MINI_TILEY)
 118
 119 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE +         \
 120                                          2 * ED_GADGET_DISTANCE)
 121
 122 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 123 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 124
 125 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_LEVEL_SETTINGS_XSTART +     \
 126                                          (n) * ED_SETTINGS_XOFFSET)
 127 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_LEVEL_SETTINGS_YSTART +     \
 128                                          (n) * ED_SETTINGS_YOFFSET)
 129
 130 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_ELEMENT_SETTINGS_XSTART +   \
 131                                          (n) * ED_SETTINGS_XOFFSET)
 132 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_ELEMENT_SETTINGS_YSTART +   \
 133                                          (n) * ED_SETTINGS_YOFFSET)
 134
 135 #define ED_SETTINGS1_YPOS               MINI_TILEY
 136 #define ED_SETTINGS2_XPOS               MINI_TILEX
 137 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 138
 139 /* values for counter gadgets */
 140 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 141 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 142 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART +            \
 143                                          (n) * ED_COUNTER_YDISTANCE)
 144 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART +            \
 145                                          (n) * ED_COUNTER_YDISTANCE - 2)
 146
 147 /* values for element content drawing areas */
 148 #define ED_AREA_1X1_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 149 #define ED_AREA_1X1_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 150                                          ED_GADGET_DISTANCE)
 151
 152 #define ED_AREA_3X3_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 153 #define ED_AREA_3X3_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 154                                          ED_GADGET_DISTANCE - MINI_TILEY)
 155
 156 /* yamyam content */
 157 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX +               \
 158                                          5 * ((n) % 4) * MINI_TILEX)
 159 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (17 * MINI_TILEY +              \
 160                                          6 * ((n) / 4) * MINI_TILEY)
 161
 162 /* magic ball content */
 163 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS(n) (2 * MINI_TILEX +            \
 164                                             5 * ((n) % 4) * MINI_TILEX)
 165 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS(n) (17 * MINI_TILEY +           \
 166                                             6 * ((n) / 4) * MINI_TILEY)
 167
 168 /* values for scrolling gadgets for drawing area */
 169 #define ED_SCROLLBUTTON_XPOS            24
 170 #define ED_SCROLLBUTTON_YPOS            0
 171 #define ED_SCROLLBAR_XPOS               24
 172 #define ED_SCROLLBAR_YPOS               64
 173
 174 #define ED_SCROLLBUTTON_XSIZE           16
 175 #define ED_SCROLLBUTTON_YSIZE           16
 176
 177 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 178 #define ED_SCROLL_UP_YPOS               (0)
 179 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 180 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 181 #define ED_SCROLL_LEFT_XPOS             (0)
 182 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 183 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 184 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 185 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 186                                          ED_SCROLLBUTTON_XSIZE)
 187 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 188 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 189 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 190 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 191 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 192                                          ED_SCROLLBUTTON_YSIZE)
 193 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 194 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 195
 196 /* values for scrolling gadgets for element list */
 197 #define ED_SCROLLBUTTON2_XPOS           50
 198 #define ED_SCROLLBUTTON2_YPOS           0
 199 #define ED_SCROLLBAR2_XPOS              50
 200 #define ED_SCROLLBAR2_YPOS              20
 201
 202 #define ED_SCROLLBUTTON2_XSIZE          10
 203 #define ED_SCROLLBUTTON2_YSIZE          10
 204
 205 #define ED_SCROLL2_UP_XPOS              85
 206 #define ED_SCROLL2_UP_YPOS              30
 207 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 208 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 209                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 210                                          ED_ELEMENTLIST_YSIZE -         \
 211                                          ED_SCROLLBUTTON2_YSIZE)
 212 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 213 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 214                                          ED_SCROLLBUTTON2_YSIZE)
 215 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 216 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 217                                          ED_ELEMENTLIST_YSIZE -         \
 218                                          2 * ED_SCROLLBUTTON2_YSIZE)
 219
 220 /* values for checkbutton gadgets */
 221 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 222 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 223 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 224 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 225 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 226 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 227 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 228
 229 /* values for some special graphic buttons */
 230 #define ED_COPY_CHANGE_PAGE_XPOS        25
 231 #define ED_COPY_CHANGE_PAGE_YPOS        50
 232 #define ED_PASTE_CHANGE_PAGE_XPOS       25
 233 #define ED_PASTE_CHANGE_PAGE_YPOS       70
 234
 235 /* some values for text input, selectbox and counter gadgets */
 236 #define ED_BUTTON_COUNT_YPOS            60
 237 #define ED_BUTTON_COUNT_XSIZE           20
 238 #define ED_BUTTON_COUNT_YSIZE           20
 239 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 240 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 241 #define ED_WIN_COUNT_XSIZE              52
 242 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 243 #define ED_WIN_COUNT2_XPOS              27
 244 #define ED_WIN_COUNT2_YPOS              3
 245 #define ED_WIN_COUNT2_XSIZE             46
 246 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 247
 248 #define ED_BUTTON_MINUS_XPOS            2
 249 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 250 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 251 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 252 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS +            \
 253                                          ED_WIN_COUNT_XSIZE + 2)
 254 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 255 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 256 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 257
 258 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 259 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS +            \
 260                                          2 + ED_WIN_COUNT_YSIZE)
 261 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 262 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 263
 264 #define ED_SELECTBOX_BUTTON_XSIZE       14
 265
 266 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 267 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS +            \
 268                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 269 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 270
 271 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 272 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS +            \
 273                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 274 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS +            \
 275                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 276
 277 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 278 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 279
 280 /* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
 281 #define INFOTEXT_XPOS                   SX
 282 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 283 #define INFOTEXT_XSIZE                  SXSIZE
 284 #define INFOTEXT_YSIZE                  MINI_TILEX
 285
 286
 287 /*
 288   -----------------------------------------------------------------------------
 289   editor gadget definitions
 290   -----------------------------------------------------------------------------
 291 */
 292
 293 /* drawing toolbox buttons */
 294 #define GADGET_ID_NONE                  -1
 295 #define GADGET_ID_TOOLBOX_FIRST         0
 296
 297 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 298 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 299 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 300 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 301 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 302 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 303 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 304 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 305 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 306 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 307 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 308 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 309 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 310 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 311 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 312 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 313
 314 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 315 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 316 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 317 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 318 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 319 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 320
 321 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 322 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 323 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 324 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 325 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 326
 327 /* counter button identifiers */
 328 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 329
 330 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 331 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 332 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 333 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 334 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 335 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 336 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 337 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 338 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 339 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 340 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 341 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 342 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 343 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 344 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 345 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 346 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 347 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 348 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 349 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 350 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 351 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 21)
 352 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 22)
 353 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 23)
 354 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 24)
 355 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 25)
 356 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 26)
 357 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 358 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 359 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 29)
 360 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 361 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 362 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 32)
 363 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 364 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 365 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 35)
 366 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 36)
 367 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 37)
 368 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 38)
 369 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 39)
 370 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 40)
 371 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 41)
 372 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 373 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 374 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 44)
 375 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 376 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 377 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 47)
 378 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 379 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 380 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 50)
 381 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 51)
 382 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 52)
 383 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 53)
 384 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 385 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 386 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 56)
 387 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 57)
 388 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 58)
 389 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 59)
 390 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 60)
 391 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 61)
 392 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 62)
 393 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 394 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 395 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 65)
 396 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 66)
 397 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 67)
 398 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 68)
 399 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 69)
 400 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 70)
 401 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 71)
 402 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 72)
 403 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 73)
 404 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 74)
 405 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 75)
 406 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 76)
 407 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 77)
 408
 409 /* drawing area identifiers */
 410 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 78)
 411
 412 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 413 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 414 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 415 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 416 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 417 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 418 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 419 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 420 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 421 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 422 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 423 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 424 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 425 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 426 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 427 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 428 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 429 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 17)
 430 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 431 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 19)
 432 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 20)
 433 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 434 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 22)
 435 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 23)
 436 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 24)
 437 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 25)
 438 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 439
 440 /* text input identifiers */
 441 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 27)
 442
 443 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 444 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 445 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 446
 447 /* text area identifiers */
 448 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 449
 450 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 451
 452 /* selectbox identifiers */
 453 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 454
 455 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 456 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 457 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 2)
 458 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 3)
 459 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 4)
 460 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 5)
 461 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 6)
 462 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 7)
 463 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 8)
 464 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 9)
 465 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 10)
 466 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 11)
 467 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 12)
 468 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 13)
 469 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 14)
 470 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 15)
 471 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 16)
 472 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 17)
 473 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 18)
 474 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 19)
 475 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 20)
 476 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 21)
 477 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 22)
 478 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 23)
 479 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 24)
 480 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 25)
 481 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 26)
 482
 483 /* textbutton identifiers */
 484 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 27)
 485
 486 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 487 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 488 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 489 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 490 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 491 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 492 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 493 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 494
 495 /* graphicbutton identifiers */
 496 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 497
 498 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 499 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 500 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 501 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 502
 503 /* gadgets for scrolling of drawing area */
 504 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 505
 506 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 507 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 508 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 509 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 510 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 511 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 512
 513 /* gadgets for scrolling element list */
 514 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 515
 516 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 517 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 518 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 519
 520 /* checkbuttons/radiobuttons for level/element properties */
 521 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 522
 523 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 524 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 525 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 526 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 3)
 527 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 4)
 528 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 5)
 529 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 530 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 7)
 531 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 8)
 532 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 9)
 533 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 10)
 534 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 535 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 12)
 536 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 537 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 538 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 15)
 539 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 16)
 540 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 541 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 542 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 19)
 543 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 544 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 21)
 545 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 22)
 546 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 23)
 547 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 24)
 548 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 25)
 549 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 550 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 551 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 552 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 553 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 554 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 555 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 32)
 556 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 33)
 557 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 34)
 558 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 35)
 559 #define GADGET_ID_CHANGE_USE_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 36)
 560 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 37)
 561 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 38)
 562 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 39)
 563
 564 /* gadgets for buttons in element list */
 565 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 40)
 566 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 567                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 568
 569 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 570
 571 /* radio button numbers */
 572 #define RADIO_NR_NONE                   0
 573 #define RADIO_NR_DRAWING_TOOLBOX        1
 574 #define RADIO_NR_RANDOM_ELEMENTS        2
 575
 576 /* values for counter gadgets */
 577 #define ED_COUNTER_ID_SELECT_LEVEL      0
 578 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 579 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 580 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 581 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 582 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 583 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 584 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 585 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 586 #define ED_COUNTER_ID_YAMYAM_CONTENT    9
 587 #define ED_COUNTER_ID_ENVELOPE_XSIZE    10
 588 #define ED_COUNTER_ID_ENVELOPE_YSIZE    11
 589 #define ED_COUNTER_ID_CUSTOM_SCORE      12
 590 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   13
 591 #define ED_COUNTER_ID_PUSH_DELAY_FIX    14
 592 #define ED_COUNTER_ID_PUSH_DELAY_RND    15
 593 #define ED_COUNTER_ID_DROP_DELAY_FIX    16
 594 #define ED_COUNTER_ID_DROP_DELAY_RND    17
 595 #define ED_COUNTER_ID_MOVE_DELAY_FIX    18
 596 #define ED_COUNTER_ID_MOVE_DELAY_RND    19
 597 #define ED_COUNTER_ID_EXPLOSION_DELAY   20
 598 #define ED_COUNTER_ID_IGNITION_DELAY    21
 599 #define ED_COUNTER_ID_GROUP_CONTENT     22
 600 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  23
 601 #define ED_COUNTER_ID_CHANGE_DELAY_RND  24
 602 #define ED_COUNTER_ID_CHANGE_CONT_RND   25
 603
 604 #define ED_NUM_COUNTERBUTTONS           26
 605
 606 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 607 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 608
 609 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 610 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 611 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 612 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 613 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 614 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 615
 616 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 617 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 618
 619 /* values for scrollbutton gadgets */
 620 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 621 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 622 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 623 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 624 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 625 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 626
 627 #define ED_NUM_SCROLLBUTTONS            6
 628
 629 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 630 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 631
 632 /* values for scrollbar gadgets */
 633 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 634 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 635 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 636
 637 #define ED_NUM_SCROLLBARS               3
 638
 639 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 640 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 641
 642 /* values for text input gadgets */
 643 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 644 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 645 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 646
 647 #define ED_NUM_TEXTINPUT                3
 648
 649 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 650 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 651
 652 /* values for text area gadgets */
 653 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 654
 655 #define ED_NUM_TEXTAREAS                        1
 656
 657 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 658 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 659
 660 /* values for selectbox gadgets */
 661 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 662 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 663 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      2
 664 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     3
 665 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 4
 666 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 5
 667 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   6
 668 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     7
 669 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   8
 670 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    9
 671 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  10
 672 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    11
 673 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    12
 674 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       13
 675 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   14
 676 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       15
 677 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    16
 678 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     17
 679 #define ED_SELECTBOX_ID_CHANGE_SIDE             18
 680 #define ED_SELECTBOX_ID_CHANGE_PLAYER           19
 681 #define ED_SELECTBOX_ID_CHANGE_PAGE             20
 682 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     21
 683 #define ED_SELECTBOX_ID_ACTION_TYPE             22
 684 #define ED_SELECTBOX_ID_ACTION_MODE             23
 685 #define ED_SELECTBOX_ID_ACTION_ARG              24
 686 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      25
 687 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       26
 688
 689 #define ED_NUM_SELECTBOX                        27
 690
 691 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 692 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_GAME_ENGINE_TYPE
 693
 694 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 695 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 696 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 697 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 698 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 699 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 700
 701 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 702 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 703
 704 /* values for textbutton gadgets */
 705 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 706 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 707 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 708 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 709 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 710 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 711 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 712 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 713
 714 #define ED_NUM_TEXTBUTTONS                      8
 715
 716 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 717 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 718
 719 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 720 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 721
 722 /* values for graphicbutton gadgets */
 723 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 724 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 725 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 726 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 727
 728 #define ED_NUM_GRAPHICBUTTONS                   4
 729
 730 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 731 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 732
 733 /* values for checkbutton gadgets */
 734 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 735 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 736 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 737 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 738 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 739 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    5
 740 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          6
 741 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      7
 742 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   8
 743 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    9
 744 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  10
 745 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    11
 746 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    12
 747 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     13
 748 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    14
 749 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   15
 750 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     16
 751 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 17
 752 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 18
 753 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 19
 754 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       20
 755 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       21
 756 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      22
 757 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       23
 758 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         24
 759 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    25
 760 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   26
 761 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  27
 762 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 28
 763 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     29
 764 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          30
 765 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  31
 766 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   32
 767 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  33
 768 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    34
 769 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  35
 770 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     36
 771 #define ED_CHECKBUTTON_ID_CHANGE_USE_ACTION     37
 772
 773 #define ED_NUM_CHECKBUTTONS                     38
 774
 775 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 776 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 777
 778 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 779 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 780 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 781 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 782 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 783 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 784
 785 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 786 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_USE_ACTION
 787
 788 /* values for radiobutton gadgets */
 789 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 790 #define ED_RADIOBUTTON_ID_QUANTITY      1
 791
 792 #define ED_NUM_RADIOBUTTONS             2
 793
 794 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 795 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 796
 797 /* values for drawing area gadgets */
 798 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 799 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 800 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 801 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 802 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 803 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 804 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 805 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 806 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 807 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 808 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 809 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 810 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 811 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 812 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 813 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 814 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 815 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 816 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            18
 817 #define ED_DRAWING_ID_CUSTOM_CONTENT            19
 818 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         20
 819 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         21
 820 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      22
 821 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     23
 822 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     24
 823 #define ED_DRAWING_ID_GROUP_CONTENT             25
 824 #define ED_DRAWING_ID_RANDOM_BACKGROUND         26
 825
 826 #define ED_NUM_DRAWING_AREAS                    27
 827
 828
 829 /*
 830   -----------------------------------------------------------------------------
 831   some internally used definitions
 832   -----------------------------------------------------------------------------
 833 */
 834
 835 /* values for CopyLevelToUndoBuffer() */
 836 #define UNDO_IMMEDIATE                  0
 837 #define UNDO_ACCUMULATE                 1
 838
 839 /* values for scrollbars */
 840 #define ED_SCROLL_NO                    0
 841 #define ED_SCROLL_LEFT                  1
 842 #define ED_SCROLL_RIGHT                 2
 843 #define ED_SCROLL_UP                    4
 844 #define ED_SCROLL_DOWN                  8
 845
 846 /* screens in the level editor */
 847 #define ED_MODE_DRAWING                 0
 848 #define ED_MODE_INFO                    1
 849 #define ED_MODE_PROPERTIES              2
 850
 851 /* sub-screens in the element properties section */
 852 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 853 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 854 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 855 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 856 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 857
 858 /* how many steps can be cancelled */
 859 #define NUM_UNDO_STEPS                  (10 + 1)
 860
 861 /* values for elements with score for certain actions */
 862 #define MIN_SCORE                       0
 863 #define MAX_SCORE                       255
 864
 865 /* values for elements with count for collecting */
 866 #define MIN_COLLECT_COUNT               0
 867 #define MAX_COLLECT_COUNT               255
 868
 869 /* values for random placement */
 870 #define RANDOM_USE_PERCENTAGE           0
 871 #define RANDOM_USE_QUANTITY             1
 872
 873 /* maximal size of level editor drawing area */
 874 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 875 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 876
 877
 878 /*
 879   -----------------------------------------------------------------------------
 880   some internally used data structure definitions
 881   -----------------------------------------------------------------------------
 882 */
 883
 884 static struct
 885 {
 886   char shortcut;
 887   char *text;
 888 } control_info[ED_NUM_CTRL_BUTTONS] =
 889 {
 890   /* note: some additional characters are already reserved for "cheat mode"
 891      shortcuts (":XYZ" style) -- for details, see "events.c" */
 892
 893   { 's',        "draw single items"                     },
 894   { 'd',        "draw connected items"                  },
 895   { 'l',        "draw lines"                            },
 896   { 'a',        "draw arcs"                             },
 897   { 'r',        "draw outline rectangles"               },
 898   { 'R',        "draw filled rectangles"                },
 899   { '\0',       "wrap (rotate) level up"                },
 900   { 't',        "enter text elements"                   },
 901   { 'f',        "flood fill"                            },
 902   { '\0',       "wrap (rotate) level left"              },
 903   { '?',        "properties of drawing element"         },
 904   { '\0',       "wrap (rotate) level right"             },
 905   { '\0',       "random element placement"              },
 906   { 'b',        "grab brush"                            },
 907   { '\0',       "wrap (rotate) level down"              },
 908   { ',',        "pick drawing element"                  },
 909
 910   { 'U',        "undo last operation"                   },
 911   { 'I',        "level properties"                      },
 912   { 'S',        "save level"                            },
 913   { 'C',        "clear level"                           },
 914   { 'T',        "test level"                            },
 915   { 'E',        "exit level editor"                     },
 916
 917   { '\0',       "copy settings from other element"      },
 918   { '\0',       "copy settings to other element"        },
 919   { '\0',       "exchange element with other element"   },
 920
 921   { '\0',       "copy settings from this element"       },
 922   { '\0',       "paste settings to this element"        },
 923 };
 924
 925 static int random_placement_value = 10;
 926 static int random_placement_method = RANDOM_USE_QUANTITY;
 927 static int random_placement_background_element = EL_SAND;
 928 static boolean random_placement_background_restricted = FALSE;
 929 static boolean stick_element_properties_window = FALSE;
 930 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 931 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 932 static struct ElementChangeInfo custom_element_change;
 933 static struct ElementGroupInfo group_element_info;
 934 static struct ElementInfo custom_element;
 935
 936 static struct
 937 {
 938   int x, y;
 939   int min_value, max_value;
 940   int gadget_id_down, gadget_id_up;
 941   int gadget_id_text;
 942   int gadget_id_align;
 943   int *value;
 944   char *text_above, *text_left, *text_right;
 945 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 946 {
 947   /* ---------- current level number --------------------------------------- */
 948
 949   {
 950     DX + 5 - SX,                        DY + 3 - SY,
 951     1,                                  100,
 952     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 953     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 954     &level_nr,
 955     NULL,                               NULL, NULL
 956   },
 957
 958   /* ---------- level and editor settings ---------------------------------- */
 959
 960   {
 961     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 962     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 963     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 964     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 965     &level.fieldx,
 966     "playfield size:",                  NULL, "width",
 967   },
 968   {
 969     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
 970     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 971     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 972     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 973     &level.fieldy,
 974     NULL,                               " ", "height",
 975   },
 976   {
 977     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
 978     0,                                  999,
 979     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 980     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 981     &level.gems_needed,
 982     NULL, "number of gems to collect:", NULL
 983   },
 984   {
 985     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
 986     0,                                  9999,
 987     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 988     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 989     &level.time,
 990     "time or step limit to solve level:", NULL, NULL
 991   },
 992   {
 993     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
 994     0,                                  255,
 995     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 996     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 997     &level.score[SC_TIME_BONUS],
 998     "score for each 10 sec/steps left:", NULL, NULL
 999   },
1000   {
1001     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1002     1,                                  100,
1003     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1004     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1005     &random_placement_value,
1006     "random element placement:",        NULL, "in"
1007   },
1008
1009   /* ---------- element settings: configure (various elements) ------------- */
1010
1011   {
1012     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1013     MIN_SCORE,                          MAX_SCORE,
1014     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1015     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1016     NULL,                               /* will be set when used */
1017     NULL,                               NULL, NULL
1018   },
1019   {
1020     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1021     MIN_SCORE,                          MAX_SCORE,
1022     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1023     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1024     NULL,                               /* will be set when used */
1025     NULL,                               NULL, NULL
1026   },
1027   {
1028     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1029     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1030     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1031     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1032     &level.num_yamyam_contents,
1033     NULL,                               NULL, "number of content areas"
1034   },
1035   {
1036     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1037     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1038     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1039     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1040     NULL,
1041     NULL,                               NULL, "width",
1042   },
1043   {
1044     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1045     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1046     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1047     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1048     NULL,
1049     NULL,                               " ", "height",
1050   },
1051
1052   /* ---------- element settings: configure 1 (custom elements) ------------ */
1053
1054   {
1055     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1056     MIN_SCORE,                          MAX_SCORE,
1057     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1058     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1059     &custom_element.collect_score,
1060     NULL,                               "score", " "
1061   },
1062   {
1063     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1064     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1065     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1066     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1067     &custom_element.collect_count,
1068     NULL,                               "count", NULL
1069   },
1070   {
1071     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1072     0,                                  255,
1073     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1074     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1075     &custom_element.push_delay_fixed,
1076     NULL,                               "push delay", NULL
1077   },
1078   {
1079     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1080     0,                                  255,
1081     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1082     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1083     &custom_element.push_delay_random,
1084     NULL,                               "+random", NULL
1085   },
1086   {
1087     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1088     0,                                  255,
1089     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1090     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1091     &custom_element.drop_delay_fixed,
1092     NULL,                               "drop delay", NULL
1093   },
1094   {
1095     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1096     0,                                  255,
1097     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1098     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1099     &custom_element.drop_delay_random,
1100     NULL,                               "+random", NULL
1101   },
1102
1103   /* ---------- element settings: configure 2 (custom elements) ------------ */
1104
1105   {
1106     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1107     0,                                  999,
1108     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1109     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1110     &custom_element.move_delay_fixed,
1111     NULL,                               "move delay", NULL
1112   },
1113   {
1114     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1115     0,                                  999,
1116     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1117     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1118     &custom_element.move_delay_random,
1119     NULL,                               "+random", NULL
1120   },
1121   {
1122     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1123     0,                                  255,
1124     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1125     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1126     &custom_element.explosion_delay,
1127     NULL,                               "explosion delay", NULL
1128   },
1129   {
1130     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1131     0,                                  255,
1132     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1133     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1134     &custom_element.ignition_delay,
1135     NULL,                               "ignition delay", "(by fire)"
1136   },
1137
1138   /* ---------- element settings: configure (group elements) --------------- */
1139
1140   {
1141     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1142     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1143     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1144     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1145     &group_element_info.num_elements,
1146     NULL,                               NULL, "number of elements in group"
1147   },
1148
1149   /* ---------- element settings: advanced (custom elements) --------------- */
1150
1151   {
1152     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1153     0,                                  999,
1154     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1155     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1156     &custom_element_change.delay_fixed,
1157     NULL,                               "delay", NULL,
1158   },
1159   {
1160     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1161     0,                                  999,
1162     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1163     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1164     &custom_element_change.delay_random,
1165     NULL,                               "+random", NULL
1166   },
1167   {
1168     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1169     0,                                  100,
1170     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1171     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1172     &custom_element_change.random_percentage,
1173     NULL,                               "use random replace:", "%"
1174   },
1175 };
1176
1177 static struct
1178 {
1179   int x, y;
1180   int gadget_id;
1181   int size;
1182   char *value;
1183   char *text_above, *infotext;
1184 } textinput_info[ED_NUM_TEXTINPUT] =
1185 {
1186   {
1187     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1188     GADGET_ID_LEVEL_NAME,
1189     MAX_LEVEL_NAME_LEN,
1190     level.name,
1191     "Title:", "Title"
1192   },
1193   {
1194     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1195     GADGET_ID_LEVEL_AUTHOR,
1196     MAX_LEVEL_AUTHOR_LEN,
1197     level.author,
1198     "Author:", "Author"
1199   },
1200   {
1201     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1202     GADGET_ID_ELEMENT_NAME,
1203     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1204     custom_element.description,
1205     NULL, "Element name"
1206   }
1207 };
1208
1209 static struct
1210 {
1211   int x, y;
1212   int gadget_id;
1213   int xsize, ysize;
1214   char *value;
1215   char *text_above, *infotext;
1216 } textarea_info[ED_NUM_TEXTAREAS] =
1217 {
1218   {
1219     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1220     GADGET_ID_ENVELOPE_INFO,
1221     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1222     NULL,
1223     "Envelope Info:", "Envelope Info"
1224   }
1225 };
1226
1227 static struct ValueTextInfo options_time_or_steps[] =
1228 {
1229   { 0,                          "seconds"                       },
1230   { 1,                          "steps"                         },
1231
1232   { -1,                         NULL                            }
1233 };
1234
1235 static struct ValueTextInfo options_game_engine_type[] =
1236 {
1237   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1238   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1239
1240   { -1,                         NULL                            }
1241 };
1242
1243 static struct ValueTextInfo options_access_type[] =
1244 {
1245   { EP_WALKABLE,                "walkable"                      },
1246   { EP_PASSABLE,                "passable"                      },
1247
1248   { -1,                         NULL                            }
1249 };
1250
1251 static struct ValueTextInfo options_access_layer[] =
1252 {
1253   { EP_ACCESSIBLE_OVER,         "over"                          },
1254   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1255   { EP_ACCESSIBLE_UNDER,        "under"                         },
1256
1257   { -1,                         NULL                            }
1258 };
1259
1260 static struct ValueTextInfo options_access_protected[] =
1261 {
1262   { 0,                          "unprotected"                   },
1263   { 1,                          "protected"                     },
1264
1265   { -1,                         NULL                            }
1266 };
1267
1268 static struct ValueTextInfo options_access_direction[] =
1269 {
1270   { MV_NO_DIRECTIONS,           "no direction"                  },
1271   { MV_LEFT,                    "left"                          },
1272   { MV_RIGHT,                   "right"                         },
1273   { MV_UP,                      "up"                            },
1274   { MV_DOWN,                    "down"                          },
1275   { MV_LEFT  | MV_UP,           "left + up"                     },
1276   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1277   { MV_RIGHT | MV_UP,           "right + up"                    },
1278   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1279   { MV_HORIZONTAL,              "horizontal"                    },
1280   { MV_VERTICAL,                "vertical"                      },
1281   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1282   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1283   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1284   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1285   { MV_ALL_DIRECTIONS,          "all directions"                },
1286
1287   { -1,                         NULL                            }
1288 };
1289
1290 static struct ValueTextInfo options_walk_to_action[] =
1291 {
1292   { EP_DIGGABLE,                "diggable"                      },
1293   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1294   { EP_DROPPABLE,               "collectible & droppable"       },
1295   { EP_THROWABLE,               "collectible & throwable"       },
1296   { EP_PUSHABLE,                "pushable"                      },
1297
1298   { -1,                         NULL                            }
1299 };
1300
1301 static struct ValueTextInfo options_move_pattern[] =
1302 {
1303   { MV_LEFT,                    "left"                          },
1304   { MV_RIGHT,                   "right"                         },
1305   { MV_UP,                      "up"                            },
1306   { MV_DOWN,                    "down"                          },
1307   { MV_HORIZONTAL,              "horizontal"                    },
1308   { MV_VERTICAL,                "vertical"                      },
1309   { MV_ALL_DIRECTIONS,          "all directions"                },
1310   { MV_TOWARDS_PLAYER,          "towards player"                },
1311   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1312   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1313   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1314   { MV_TURNING_LEFT,            "turning left"                  },
1315   { MV_TURNING_RIGHT,           "turning right"                 },
1316   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1317   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1318   { MV_TURNING_RANDOM,          "turning random"                },
1319   { MV_MAZE_RUNNER,             "maze runner style"             },
1320   { MV_MAZE_HUNTER,             "maze hunter style"             },
1321   { MV_WHEN_PUSHED,             "when pushed"                   },
1322   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1323
1324   { -1,                         NULL                            }
1325 };
1326
1327 static struct ValueTextInfo options_move_direction[] =
1328 {
1329   { MV_START_AUTOMATIC,         "automatic"                     },
1330   { MV_START_LEFT,              "left"                          },
1331   { MV_START_RIGHT,             "right"                         },
1332   { MV_START_UP,                "up"                            },
1333   { MV_START_DOWN,              "down"                          },
1334   { MV_START_RANDOM,            "random"                        },
1335   { MV_START_PREVIOUS,          "previous"                      },
1336
1337   { -1,                         NULL                            }
1338 };
1339
1340 static struct ValueTextInfo options_move_stepsize[] =
1341 {
1342   { 0,                          "not moving"                    },
1343   { 1,                          "very slow"                     },
1344   { 2,                          "slow"                          },
1345   { 4,                          "normal"                        },
1346   { 8,                          "fast"                          },
1347   { 16,                         "very fast"                     },
1348 #if 1
1349   { 32,                         "even faster"                   },
1350 #endif
1351
1352   { -1,                         NULL                            }
1353 };
1354
1355 static struct ValueTextInfo options_move_leave_type[] =
1356 {
1357   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1358   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1359
1360   { -1,                         NULL                            }
1361 };
1362
1363 static struct ValueTextInfo options_smash_targets[] =
1364 {
1365   { EP_CAN_SMASH_PLAYER,        "player"                        },
1366 #if 0
1367   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1368 #endif
1369   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1370
1371   { -1,                         NULL                            }
1372 };
1373
1374 static struct ValueTextInfo options_slippery_type[] =
1375 {
1376   { SLIPPERY_ANY_RANDOM,        "random"                        },
1377   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1378   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1379   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1380   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1381
1382   { -1,                         NULL                            }
1383 };
1384
1385 static struct ValueTextInfo options_deadliness[] =
1386 {
1387   { EP_DONT_RUN_INTO,           "running into"                  },
1388   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1389   { EP_DONT_TOUCH,              "touching"                      },
1390
1391   { -1,                         NULL                            }
1392 };
1393
1394 static struct ValueTextInfo options_explosion_type[] =
1395 {
1396   { EXPLODES_3X3,               "3x3"                           },
1397   { EXPLODES_CROSS,             "3+3"                           },
1398   { EXPLODES_1X1,               "1x1"                           },
1399 #if 0
1400   { EP_INDESTRUCTIBLE,          "indestructible"                },
1401 #endif
1402
1403   { -1,                         NULL                            }
1404 };
1405
1406 static struct ValueTextInfo options_time_units[] =
1407 {
1408   { 1,                          "frames"                        },
1409   { FRAMES_PER_SECOND,          "seconds"                       },
1410
1411   { -1,                         NULL                            }
1412 };
1413
1414 static struct ValueTextInfo options_change_direct_action[] =
1415 {
1416   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1417   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1418   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1419   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1420   { CE_LEFT_BY_PLAYER,          "left by player"                },
1421   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1422   { CE_SWITCHED,                "switched"                      },
1423 #if 1
1424   { CE_HITTING_SOMETHING,       "hitting something"             },
1425   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1426 #else
1427   { CE_HITTING_SOMETHING,       "collision"                     },
1428 #endif
1429
1430 #if 0
1431   { CE_BLOCKED,                 "blocked"                       },
1432 #endif
1433
1434   { CE_IMPACT,                  "impact (on something)"         },
1435   { CE_SMASHED,                 "smashed (from above)"          },
1436   { CE_COUNT_AT_ZERO,           "CE count at zero"              },
1437
1438   { -1,                         NULL                            }
1439 };
1440
1441 static struct ValueTextInfo options_change_other_action[] =
1442 {
1443   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1444   { CE_PLAYER_PRESSES_X,        "player presses"                },
1445   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1446   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1447   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1448   { CE_PLAYER_DIGS_X,           "player digs"                   },
1449   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1450   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1451   { CE_TOUCHING_X,              "touching"                      },
1452 #if 1
1453   { CE_HITTING_X,               "hitting"                       },
1454   { CE_HIT_BY_X,                "hit by"                        },
1455 #endif
1456   { CE_SWITCH_OF_X,             "switch of"                     },
1457   { CE_CHANGE_OF_X,             "change by page of"             },
1458   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1459   { CE_COUNT_AT_ZERO_OF_X,      "CE count at zero of"           },
1460
1461   { -1,                         NULL                            }
1462 };
1463
1464 static struct ValueTextInfo options_change_trigger_side[] =
1465 {
1466   { CH_SIDE_LEFT,               "left"                          },
1467   { CH_SIDE_RIGHT,              "right"                         },
1468   { CH_SIDE_TOP,                "top"                           },
1469   { CH_SIDE_BOTTOM,             "bottom"                        },
1470   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1471   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1472   { CH_SIDE_ANY,                "any"                           },
1473
1474   { -1,                         NULL                            }
1475 };
1476
1477 static struct ValueTextInfo options_change_trigger_player[] =
1478 {
1479   { CH_PLAYER_1,                "1"                             },
1480   { CH_PLAYER_2,                "2"                             },
1481   { CH_PLAYER_3,                "3"                             },
1482   { CH_PLAYER_4,                "4"                             },
1483   { CH_PLAYER_ANY,              "any"                           },
1484
1485   { -1,                         NULL                            }
1486 };
1487
1488 static struct ValueTextInfo options_change_trigger_page[] =
1489 {
1490   { (1 << 0),                   "1"                             },
1491   { (1 << 1),                   "2"                             },
1492   { (1 << 2),                   "3"                             },
1493   { (1 << 3),                   "4"                             },
1494   { (1 << 4),                   "5"                             },
1495   { (1 << 5),                   "6"                             },
1496   { (1 << 6),                   "7"                             },
1497   { (1 << 7),                   "8"                             },
1498   { (1 << 8),                   "9"                             },
1499   { (1 << 9),                   "10"                            },
1500   { (1 << 10),                  "11"                            },
1501   { (1 << 11),                  "12"                            },
1502   { (1 << 12),                  "13"                            },
1503   { (1 << 13),                  "14"                            },
1504   { (1 << 14),                  "15"                            },
1505   { (1 << 15),                  "16"                            },
1506   { (1 << 16),                  "17"                            },
1507   { (1 << 17),                  "18"                            },
1508   { (1 << 18),                  "19"                            },
1509   { (1 << 19),                  "20"                            },
1510   { (1 << 20),                  "21"                            },
1511   { (1 << 21),                  "22"                            },
1512   { (1 << 22),                  "23"                            },
1513   { (1 << 23),                  "24"                            },
1514   { (1 << 24),                  "25"                            },
1515   { (1 << 25),                  "26"                            },
1516   { (1 << 26),                  "27"                            },
1517   { (1 << 27),                  "28"                            },
1518   { (1 << 28),                  "29"                            },
1519   { (1 << 29),                  "30"                            },
1520   { (1 << 30),                  "31"                            },
1521   { (1 << 31),                  "32"                            },
1522   { CH_PAGE_ANY,                "any"                           },
1523
1524   { -1,                         NULL                            }
1525 };
1526
1527 static struct ValueTextInfo options_change_replace_when[] =
1528 {
1529   { CP_WHEN_EMPTY,              "empty"                         },
1530   { CP_WHEN_WALKABLE,           "walkable"                      },
1531   { CP_WHEN_DIGGABLE,           "diggable"                      },
1532   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1533   { CP_WHEN_REMOVABLE,          "removable"                     },
1534   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1535
1536   { -1,                         NULL                            }
1537 };
1538
1539 static struct ValueTextInfo options_action_type[] =
1540 {
1541   { CA_NO_ACTION,               "no action"                     },
1542   { CA_EXIT_PLAYER,             "exit player"                   },
1543   { CA_KILL_PLAYER,             "kill player"                   },
1544   { CA_RESTART_LEVEL,           "restart level"                 },
1545   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1546   { CA_ADD_KEY,                 "add key"                       },
1547   { CA_DEL_KEY,                 "remove key"                    },
1548   { CA_SET_PLAYER_SPEED,        "set player speed"              },
1549   { CA_SET_GEMS,                "set gems"                      },
1550   { CA_SET_TIME,                "set time"                      },
1551   { CA_SET_SCORE,               "set score"                     },
1552   { CA_SET_CE_SCORE,            "set CE score"                  },
1553   { CA_SET_CE_COUNT,            "set CE count"                  },
1554   { CA_SET_DYNABOMB_NUMBER,     "set bomb number"               },
1555   { CA_SET_DYNABOMB_SIZE,       "set bomb size"                 },
1556   { CA_SET_DYNABOMB_POWER,      "set bomb power"                },
1557   { CA_TOGGLE_PLAYER_GRAVITY,   "toggle gravity"                },
1558   { CA_ENABLE_PLAYER_GRAVITY,   "enable gravity"                },
1559   { CA_DISABLE_PLAYER_GRAVITY,  "disable gravity"               },
1560
1561   { -1,                         NULL                            }
1562 };
1563
1564 static struct ValueTextInfo options_action_mode[] =
1565 {
1566   { CA_MODE_UNDEFINED,          " "                             },
1567   { CA_MODE_ADD,                "+"                             },
1568   { CA_MODE_SUBTRACT,           "-"                             },
1569   { CA_MODE_MULTIPLY,           "*"                             },
1570   { CA_MODE_DIVIDE,             "/"                             },
1571   { CA_MODE_SET,                "="                             },
1572
1573   { -1,                         NULL                            }
1574 };
1575
1576 static struct ValueTextInfo options_action_arg[] =
1577 {
1578   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1579   { CA_ARG_PLAYER_1,            "1"                             },
1580   { CA_ARG_PLAYER_2,            "2"                             },
1581   { CA_ARG_PLAYER_3,            "3"                             },
1582   { CA_ARG_PLAYER_4,            "4"                             },
1583   { CA_ARG_PLAYER_ANY,          "any"                           },
1584   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1585   { CA_ARG_UNDEFINED,           " "                             },
1586   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1587   { CA_ARG_0,                   "0"                             },
1588   { CA_ARG_1,                   "1"                             },
1589   { CA_ARG_2,                   "2"                             },
1590   { CA_ARG_3,                   "3"                             },
1591   { CA_ARG_4,                   "4"                             },
1592   { CA_ARG_5,                   "5"                             },
1593   { CA_ARG_10,                  "10"                            },
1594   { CA_ARG_100,                 "100"                           },
1595   { CA_ARG_1000,                "1000"                          },
1596   { CA_ARG_UNDEFINED,           " "                             },
1597   { CA_ARG_NUMBER_MIN,          "min"                           },
1598   { CA_ARG_NUMBER_MAX,          "max"                           },
1599   { CA_ARG_NUMBER_NORMAL,       "normal"                        },
1600   { CA_ARG_NUMBER_RESET,        "reset"                         },
1601   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1602   { CA_ARG_NUMBER_CE_COUNT,     "CE count"                      },
1603   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1604   { CA_ARG_UNDEFINED,           " "                             },
1605   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1606   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1607   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1608
1609   { -1,                         NULL                            }
1610 };
1611
1612 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1613 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1614 {
1615   { -1,                         NULL                            }
1616 };
1617
1618 static struct ValueTextInfo options_group_choice_mode[] =
1619 {
1620   { ANIM_RANDOM,                "random"                        },
1621   { ANIM_LOOP,                  "loop"                          },
1622   { ANIM_LINEAR,                "linear"                        },
1623   { ANIM_PINGPONG,              "pingpong"                      },
1624   { ANIM_PINGPONG2,             "pingpong 2"                    },
1625
1626   { -1,                         NULL                            }
1627 };
1628
1629 static struct
1630 {
1631   int x, y;
1632   int gadget_id;
1633   int gadget_id_align;
1634   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1635   struct ValueTextInfo *options;
1636   int *value;
1637   char *text_left, *text_right, *infotext;
1638 } selectbox_info[ED_NUM_SELECTBOX] =
1639 {
1640   /* ---------- level and editor settings ---------------------------------- */
1641
1642   {
1643     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1644     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1645     -1,
1646     options_time_or_steps,
1647     &level.use_step_counter,
1648     NULL, "(0 => no limit)",            "time or step limit"
1649   },
1650   {
1651     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1652     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1653     -1,
1654     options_game_engine_type,
1655     &level.game_engine_type,
1656     "game engine:", NULL,               "game engine"
1657   },
1658
1659   /* ---------- element settings: configure 1 (custom elements) ----------- */
1660
1661   {
1662     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1663     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1664     -1,
1665     options_access_type,
1666     &custom_element.access_type,
1667     NULL, NULL,                         "type of access to this field"
1668   },
1669   {
1670     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1671     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1672     -1,
1673     options_access_layer,
1674     &custom_element.access_layer,
1675     NULL, NULL,                         "layer of access for this field"
1676   },
1677   {
1678     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1679     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1680     -1,
1681     options_access_protected,
1682     &custom_element.access_protected,
1683     NULL, NULL,                         "protected access for this field"
1684   },
1685   {
1686     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1687     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1688     -1,
1689     options_access_direction,
1690     &custom_element.access_direction,
1691     "from", NULL,                       "access direction for this field"
1692   },
1693   {
1694     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1695     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1696     -1,
1697     options_walk_to_action,
1698     &custom_element.walk_to_action,
1699     NULL, NULL,                         "diggable/collectible/pushable"
1700   },
1701
1702   /* ---------- element settings: configure 2 (custom elements) ----------- */
1703
1704   {
1705     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1706     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1707     -1,
1708     options_move_pattern,
1709     &custom_element.move_pattern,
1710     "can move", NULL,                   "element move pattern"
1711   },
1712   {
1713     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1714     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1715     -1,
1716     options_move_direction,
1717     &custom_element.move_direction_initial,
1718     "starts moving", NULL,              "initial element move direction"
1719   },
1720   {
1721     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1722     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1723     -1,
1724     options_move_stepsize,
1725     &custom_element.move_stepsize,
1726     "move/fall speed", NULL,            "speed of element movement"
1727   },
1728   {
1729     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1730     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1731     -1,
1732     options_move_leave_type,
1733     &custom_element.move_leave_type,
1734     "can dig:    can", ":",             "leave behind or change element"
1735   },
1736   {
1737     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1738     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1739     -1,
1740     options_smash_targets,
1741     &custom_element.smash_targets,
1742     "can smash", NULL,                  "elements that can be smashed"
1743   },
1744   {
1745     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1746     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1747     -1,
1748     options_slippery_type,
1749     &custom_element.slippery_type,
1750     "slippery", NULL,                   "where other elements fall down"
1751   },
1752   {
1753     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
1754     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1755     -1,
1756     options_deadliness,
1757     &custom_element.deadliness,
1758     "deadly when", NULL,                "deadliness of element"
1759   },
1760   {
1761     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
1762     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1763     -1,
1764     options_explosion_type,
1765     &custom_element.explosion_type,
1766     "can explode", NULL,                "explosion type"
1767   },
1768
1769   /* ---------- element settings: advanced (custom elements) --------------- */
1770
1771   {
1772     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
1773     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1774     -1,
1775     options_time_units,
1776     &custom_element_change.delay_frames,
1777     "delay time given in", NULL,        "delay time units for change"
1778   },
1779   {
1780     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
1781     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1782     -1,
1783     options_change_direct_action,
1784     &custom_element_change.direct_action,
1785     NULL, NULL,                         "type of direct action"
1786   },
1787   {
1788     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
1789     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1790     -1,
1791     options_change_other_action,
1792     &custom_element_change.other_action,
1793     NULL, "element:",                   "type of other element action"
1794   },
1795   {
1796     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
1797     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1798     -1,
1799     options_change_trigger_side,
1800     &custom_element_change.trigger_side,
1801     "at", "side",                       "element side that causes change"
1802   },
1803   {
1804     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1805     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1806     -1,
1807     options_change_trigger_player,
1808     &custom_element_change.trigger_player,
1809     "player:", " ",                     "player that causes change"
1810   },
1811   {
1812     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1813     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1814     -1,
1815     options_change_trigger_page,
1816     &custom_element_change.trigger_page,
1817     "page:", NULL,                      "change page that causes change"
1818   },
1819   {
1820     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
1821     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
1822     -1,
1823     options_change_replace_when,
1824     &custom_element_change.replace_when,
1825     "replace when", NULL,               "which elements can be replaced"
1826   },
1827   {
1828     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1829     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
1830     -1,
1831     options_action_type,
1832     &custom_element_change.action_type,
1833     NULL, NULL,                         "action on specified condition"
1834   },
1835   {
1836     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1837     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
1838     -1,
1839     options_action_mode,
1840     &custom_element_change.action_mode,
1841     NULL, NULL,                         "action operator"
1842   },
1843   {
1844     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1845     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
1846     -1,
1847     options_action_arg,
1848     &custom_element_change.action_arg,
1849     NULL, NULL,                         "action parameter"
1850   },
1851   {
1852     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
1853     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1854     3,
1855     options_change_page,
1856     &custom_element.current_change_page,
1857     NULL, NULL,                         "element change page"
1858   },
1859
1860   /* ---------- element settings: configure (group elements) --------------- */
1861
1862   {
1863     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
1864     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1865     -1,
1866     options_group_choice_mode,
1867     &group_element_info.choice_mode,
1868     "choice type:", NULL,               "type of group element choice"
1869   },
1870 };
1871
1872 static struct
1873 {
1874   int x, y;
1875   int gadget_id;
1876   int gadget_id_align;
1877   int size;
1878   char *text;
1879   char *text_left, *text_right, *infotext;
1880 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1881 {
1882 #if 1
1883   {
1884     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1885     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1886     8,                                  "Info",
1887     NULL, NULL,                         "Show information about element"
1888   },
1889   {
1890     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1891     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1892     8,                                  "Config",
1893     NULL, NULL,                         "Configure element properties"
1894   },
1895   {
1896     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1897     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1898     8,                                  "Config 1",
1899     NULL, NULL,                         "Configure custom element properties"
1900   },
1901   {
1902     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
1903     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1904     8,                                  "Config 2",
1905     NULL, NULL,                         "Configure custom element properties"
1906   },
1907   {
1908     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
1909     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1910     8,                                  "Change",
1911     NULL, NULL,                         "Custom element change configuration"
1912   },
1913 #else
1914   {
1915     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1916     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1917     11,                                 "Information",
1918     NULL, NULL,                         "Show information about element"
1919   },
1920   {
1921     ED_ELEMENT_SETTINGS_XPOS(0) + 166,  ED_COUNTER_YPOS(1),
1922     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1923     11,                                 "Configure",
1924     NULL, NULL,                         "Configure element properties"
1925   },
1926   {
1927     ED_ELEMENT_SETTINGS_XPOS(0) + 332,  ED_COUNTER_YPOS(1),
1928     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1929     11,                                 "Advanced",
1930     NULL, NULL,                         "Advanced element configuration"
1931   },
1932 #endif
1933   {
1934     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1935     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1936     -1,                                 "Save",
1937     " ", "As Template",                 "Save current settings as new template"
1938   },
1939   {
1940     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1941     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
1942     -1,                                 "New",
1943     NULL, NULL,                         "Add new change page"
1944   },
1945   {
1946     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1947     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1948     -1,                                 "Delete",
1949     NULL, NULL,                         "Delete current change page"
1950   },
1951 };
1952
1953 static struct
1954 {
1955   int gd_x, gd_y;
1956   int x, y;
1957   int width, height;
1958   int gadget_id;
1959   int gadget_id_align;
1960   char *text_left, *text_right, *infotext;
1961 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1962 {
1963   {
1964     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1965     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
1966     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1967     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1968     NULL, NULL,                         "select previous change page"
1969   },
1970   {
1971     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1972     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1973     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1974     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1975     NULL, "change page",                "select next change page"
1976   },
1977   {
1978     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
1979     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1980     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1981     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
1982     " ", NULL,                          "copy settings from this change page"
1983   },
1984   {
1985     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
1986     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1987     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1988     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
1989     NULL, NULL,                         "paste settings to this change page"
1990   },
1991 };
1992
1993 static struct
1994 {
1995   int gd_x, gd_y;
1996   int x, y;
1997   int gadget_id;
1998   char *infotext;
1999 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2000 {
2001   {
2002     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
2003     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
2004     GADGET_ID_SCROLL_UP,
2005     "scroll level editing area up"
2006   },
2007   {
2008     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
2009     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
2010     GADGET_ID_SCROLL_DOWN,
2011     "scroll level editing area down"
2012   },
2013   {
2014     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
2015     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
2016     GADGET_ID_SCROLL_LEFT,
2017     "scroll level editing area left"
2018   },
2019   {
2020     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
2021     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
2022     GADGET_ID_SCROLL_RIGHT,
2023     "scroll level editing area right"
2024   },
2025   {
2026     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
2027     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
2028     GADGET_ID_SCROLL_LIST_UP,
2029     "scroll element list up ('Page Up')"
2030   },
2031   {
2032     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2033     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2034     GADGET_ID_SCROLL_LIST_DOWN,
2035     "scroll element list down ('Page Down')"
2036   },
2037 };
2038
2039 static struct
2040 {
2041   int gd_x, gd_y;
2042   int x, y;
2043   int width, height;
2044   int type;
2045   int gadget_id;
2046   char *infotext;
2047 } scrollbar_info[ED_NUM_SCROLLBARS] =
2048 {
2049   {
2050     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2051     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2052     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2053     GD_TYPE_SCROLLBAR_HORIZONTAL,
2054     GADGET_ID_SCROLL_HORIZONTAL,
2055     "scroll level editing area horizontally"
2056   },
2057   {
2058     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2059     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2060     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2061     GD_TYPE_SCROLLBAR_VERTICAL,
2062     GADGET_ID_SCROLL_VERTICAL,
2063     "scroll level editing area vertically"
2064   },
2065   {
2066     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2067     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2068     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2069     GD_TYPE_SCROLLBAR_VERTICAL,
2070     GADGET_ID_SCROLL_LIST_VERTICAL,
2071     "scroll element list vertically"
2072   }
2073 };
2074
2075 static struct
2076 {
2077   int x, y;
2078   int gadget_id;
2079   int gadget_id_align;
2080   int radio_button_nr;
2081   int *value;
2082   int checked_value;
2083   char *text_left, *text_right, *infotext;
2084 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2085 {
2086   {
2087     -1,                                 ED_COUNTER2_YPOS(8),
2088     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2089     RADIO_NR_RANDOM_ELEMENTS,
2090     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2091     " ", "percentage",                  "use percentage for random elements"
2092   },
2093   {
2094     -1,                                 ED_COUNTER2_YPOS(8),
2095     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2096     RADIO_NR_RANDOM_ELEMENTS,
2097     &random_placement_method,           RANDOM_USE_QUANTITY,
2098     " ", "quantity",                    "use quantity for random elements"
2099   }
2100 };
2101
2102 static struct
2103 {
2104   int x, y;
2105   int gadget_id;
2106   int gadget_id_align;
2107   boolean *value;
2108   char *text_left, *text_right, *infotext;
2109 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2110 {
2111   /* ---------- level and editor settings ---------------------------------- */
2112
2113   {
2114     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2115     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2116     &level.initial_gravity,
2117     NULL,
2118     "initial gravity",                  "set initial level gravity"
2119   },
2120   {
2121     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2122     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2123     &random_placement_background_restricted,
2124     NULL,
2125     "restrict random placement to:",    "set random placement restriction"
2126   },
2127
2128   /* ---------- element settings: configure (various elements) ------------- */
2129
2130   {
2131     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2132     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2133     &stick_element_properties_window,
2134     NULL,
2135     "stick this screen to edit content","stick this screen to edit content"
2136   },
2137   {
2138     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2139     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2140     &level.em_slippery_gems,
2141     NULL,
2142     "slip down from certain flat walls","use EM style slipping behaviour"
2143   },
2144   {
2145     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2146     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2147     &level.use_spring_bug,
2148     NULL,
2149     "use spring pushing bug",           "use odd spring pushing behaviour"
2150   },
2151   {
2152     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2153     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2154     &level.grow_into_diggable,
2155     NULL,
2156     "can grow into anything diggable",  "grow into more than just sand"
2157   },
2158   {
2159     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2160     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2161     &level.double_speed,
2162     NULL,
2163     "double speed movement",            "set initial movement speed of player"
2164   },
2165   {
2166     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2167     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2168     &level.block_last_field,
2169     NULL,
2170     "block last field when moving",     "player blocks last field when moving"
2171   },
2172   {
2173     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2174     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2175     &level.sp_block_last_field,
2176     NULL,
2177     "block last field when moving",     "player blocks last field when moving"
2178   },
2179   {
2180     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2181     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2182     &level.instant_relocation,
2183     NULL,
2184     "no scrolling when relocating",     "player gets relocated without delay"
2185   },
2186   {
2187     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2188     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2189     &level.can_pass_to_walkable,
2190     NULL,
2191     "can pass to walkable element",     "player can pass to empty or walkable"
2192   },
2193   {
2194     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2195     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2196     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2197     NULL,
2198     "can fall into acid (with gravity)","player can fall into acid pool"
2199   },
2200   {
2201     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2202     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2203     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2204     NULL,
2205     "can move into acid",               "element can move into acid pool"
2206   },
2207   {
2208     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2209     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2210     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2211     NULL,
2212     "deadly when colliding with",       "element is deadly when hitting player"
2213   },
2214
2215   /* ---------- element settings: configure 1 (custom elements) ----------- */
2216
2217   {
2218     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2219     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2220     &custom_element.use_gfx_element,
2221
2222     /* !!! add separate "use existing element sound" !!! */
2223 #if 0
2224     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2225 #else
2226     NULL, "use graphic of element:",    "use existing element graphic"
2227 #endif
2228   },
2229   {
2230     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2231     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2232     &level.use_custom_template,
2233     NULL, "use template",               "use template for custom properties"
2234   },
2235   {
2236     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2237     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2238     &custom_element_properties[EP_ACCESSIBLE],
2239     NULL, NULL,                         "player can walk to or pass this field"
2240   },
2241   {
2242     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2243     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2244     &custom_element_properties[EP_GRAVITY_REACHABLE],
2245     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2246   },
2247   {
2248     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2249     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2250     &custom_element_properties[EP_WALK_TO_OBJECT],
2251     NULL, NULL,                         "player can dig/collect/push element"
2252   },
2253   {
2254     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2255     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2256     &custom_element_properties[EP_INDESTRUCTIBLE],
2257     NULL, "indestructible",             "element is indestructible"
2258   },
2259
2260   /* ---------- element settings: configure 2 (custom elements) ----------- */
2261
2262   {
2263     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2264     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2265     &custom_element_properties[EP_CAN_MOVE],
2266     NULL, NULL,                         "element can move with some pattern"
2267   },
2268   {
2269     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2270     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2271     &custom_element_properties[EP_CAN_FALL],
2272     NULL, "can fall",                   "element can fall down"
2273   },
2274   {
2275     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2276     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2277     &custom_element_properties[EP_CAN_SMASH],
2278     " ", NULL,                          "element can smash other elements"
2279   },
2280   {
2281     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2282     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2283     &custom_element_properties[EP_SLIPPERY],
2284     NULL, NULL,                         "other elements can fall down from it"
2285   },
2286   {
2287     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2288     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2289     &custom_element_properties[EP_DEADLY],
2290     NULL, NULL,                         "element can kill the player"
2291   },
2292   {
2293     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2294     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2295     &custom_element_properties[EP_CAN_EXPLODE],
2296     NULL, NULL,                         "element can explode"
2297   },
2298   {
2299     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2300     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2301     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2302     NULL, "by fire",                    "element can explode by fire/explosion"
2303   },
2304   {
2305     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2306     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2307     &custom_element_properties[EP_EXPLODES_SMASHED],
2308     " ", "smashed",                     "element can explode when smashed"
2309   },
2310   {
2311     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2312     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2313     &custom_element_properties[EP_EXPLODES_IMPACT],
2314     " ", "impact",                      "element can explode on impact"
2315   },
2316
2317   /* ---------- element settings: advanced (custom elements) --------------- */
2318
2319   {
2320     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2321     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2322     &custom_element_change.can_change,
2323     NULL, "element changes to:",        "change element on specified condition"
2324   },
2325   {
2326     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2327     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2328     &custom_element_change_events[CE_DELAY],
2329     NULL, NULL,                         "element changes after delay"
2330   },
2331   {
2332     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2333     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2334     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2335     NULL, NULL,                         "element changes by direct action"
2336   },
2337   {
2338     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2339     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2340     &custom_element_change_events[CE_BY_OTHER_ACTION],
2341     NULL, NULL,                         "element changes by other element"
2342   },
2343   {
2344     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2345     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2346     &custom_element_change.explode,
2347     NULL, "explode instead of change",  "element explodes instead of change"
2348   },
2349   {
2350     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2351     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2352     &custom_element_change.use_target_content,
2353     NULL, "use extended change target:","element changes to more elements"
2354   },
2355   {
2356     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2357     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2358     &custom_element_change.only_if_complete,
2359     NULL, "replace all or nothing",     "only replace when all can be changed"
2360   },
2361   {
2362     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2363     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2364     &custom_element_change.use_random_replace,
2365     NULL, NULL,                         "use percentage for random replace"
2366   },
2367   {
2368     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2369     GADGET_ID_CHANGE_USE_ACTION,        GADGET_ID_NONE,
2370     &custom_element_change.use_action,
2371     NULL, NULL,                         "execute action on specified condition"
2372   },
2373 };
2374
2375 static struct
2376 {
2377   int x, y;
2378   int area_xsize, area_ysize;
2379   int gadget_id;
2380   int gadget_id_align;
2381   char *text_left, *text_right, *text_below;
2382 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2383 {
2384   /* ---------- level playfield content ------------------------------------ */
2385
2386   {
2387     0, 0,
2388     MAX_ED_FIELDX, MAX_ED_FIELDY,
2389     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2390     NULL, NULL,                         NULL
2391   },
2392
2393   /* ---------- yam yam content -------------------------------------------- */
2394
2395   {
2396     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2397     3, 3,
2398     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2399     NULL, NULL,                         "1"
2400   },
2401   {
2402     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2403     3, 3,
2404     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2405     NULL, NULL,                         "2"
2406   },
2407   {
2408     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2409     3, 3,
2410     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2411     NULL, NULL,                         "3"
2412   },
2413   {
2414     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2415     3, 3,
2416     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2417     NULL, NULL,                         "4"
2418   },
2419   {
2420     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2421     3, 3,
2422     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2423     NULL, NULL,                         "5"
2424   },
2425   {
2426     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2427     3, 3,
2428     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2429     NULL, NULL,                         "6"
2430   },
2431   {
2432     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2433     3, 3,
2434     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2435     NULL, NULL,                         "7"
2436   },
2437   {
2438     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2439     3, 3,
2440     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2441     NULL, NULL,                         "8"
2442   },
2443
2444   /* ---------- magic ball content ----------------------------------------- */
2445
2446   {
2447     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2448     3, 3,
2449     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2450     NULL, NULL,                         "1"
2451   },
2452   {
2453     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2454     3, 3,
2455     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2456     NULL, NULL,                         "2"
2457   },
2458   {
2459     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2460     3, 3,
2461     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2462     NULL, NULL,                         "3"
2463   },
2464   {
2465     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2466     3, 3,
2467     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2468     NULL, NULL,                         "4"
2469   },
2470   {
2471     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2472     3, 3,
2473     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2474     NULL, NULL,                         "5"
2475   },
2476   {
2477     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2478     3, 3,
2479     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2480     NULL, NULL,                         "6"
2481   },
2482   {
2483     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2484     3, 3,
2485     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2486     NULL, NULL,                         "7"
2487   },
2488   {
2489     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2490     3, 3,
2491     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2492     NULL, NULL,                         "8"
2493   },
2494
2495   /* ---------- amoeba content --------------------------------------------- */
2496
2497   {
2498     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2499     1, 1,
2500     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2501     "content:", NULL,                   NULL
2502   },
2503
2504   /* ---------- element settings: configure 1 (custom elements) ----------- */
2505
2506   /* ---------- custom graphic --------------------------------------------- */
2507
2508   {
2509     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2510     1, 1,
2511     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2512     NULL, NULL,                         NULL
2513   },
2514
2515   /* ---------- element settings: configure 2 (custom elements) ----------- */
2516
2517   /* ---------- custom content (when exploding) ---------------------------- */
2518
2519   {
2520     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2521     3, 3,
2522     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2523     "content:", NULL,                   NULL
2524   },
2525
2526   /* ---------- custom enter and leave element (when moving) --------------- */
2527
2528   {
2529     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2530     1, 1,
2531     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2532     "can dig:", " ",                    NULL
2533   },
2534   {
2535     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2536     1, 1,
2537     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2538     NULL, NULL,                         NULL
2539   },
2540
2541   /* ---------- element settings: advanced (custom elements) --------------- */
2542
2543   /* ---------- custom change target --------------------------------------- */
2544
2545   {
2546     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2547     1, 1,
2548     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2549     NULL, "after/when:",                NULL
2550   },
2551
2552   /* ---------- custom change content (extended change target) ------------- */
2553
2554   {
2555     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2556     3, 3,
2557     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2558     NULL, NULL,                         NULL
2559   },
2560
2561   /* ---------- custom change trigger (element causing change) ------------- */
2562
2563   {
2564     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2565     1, 1,
2566     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2567     NULL, NULL,                         NULL
2568   },
2569
2570   /* ---------- group element content -------------------------------------- */
2571
2572   {
2573     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2574     MAX_ELEMENTS_IN_GROUP, 1,
2575     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2576     "content:", NULL,                   NULL
2577   },
2578
2579   /* ---------- random background (for random painting) -------------------- */
2580
2581   {
2582     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2583     1, 1,
2584     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2585     NULL, NULL,                         NULL
2586   },
2587 };
2588
2589
2590 /*
2591   -----------------------------------------------------------------------------
2592   some internally used variables
2593   -----------------------------------------------------------------------------
2594 */
2595
2596 /* actual size of level editor drawing area */
2597 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2598
2599 /* actual position of level editor drawing area in level playfield */
2600 static int level_xpos = -1, level_ypos = -1;
2601
2602 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2603
2604 /* drawing elements on the three mouse buttons */
2605 static int new_element1 = EL_WALL;
2606 static int new_element2 = EL_EMPTY;
2607 static int new_element3 = EL_SAND;
2608
2609 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
2610 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2611                                 (button) == 2 ? new_element2 : \
2612                                 (button) == 3 ? new_element3 : EL_EMPTY)
2613 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2614
2615 /* forward declaration for internal use */
2616 static void ModifyEditorCounter(int, int);
2617 static void ModifyEditorCounterLimits(int, int, int);
2618 static void ModifyEditorSelectbox(int, int);
2619 static void ModifyEditorDrawingArea(int, int, int);
2620 static void ModifyEditorElementList();
2621 static void RedrawDrawingElements();
2622 static void DrawDrawingWindow();
2623 static void DrawLevelInfoWindow();
2624 static void DrawPropertiesWindow();
2625 static void UpdateCustomElementGraphicGadgets();
2626 static boolean checkPropertiesConfig(int);
2627 static void CopyLevelToUndoBuffer(int);
2628 static void HandleDrawingAreas(struct GadgetInfo *);
2629 static void HandleCounterButtons(struct GadgetInfo *);
2630 static void HandleTextInputGadgets(struct GadgetInfo *);
2631 static void HandleTextAreaGadgets(struct GadgetInfo *);
2632 static void HandleSelectboxGadgets(struct GadgetInfo *);
2633 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2634 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2635 static void HandleRadiobuttons(struct GadgetInfo *);
2636 static void HandleCheckbuttons(struct GadgetInfo *);
2637 static void HandleControlButtons(struct GadgetInfo *);
2638 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2639
2640 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2641 static int right_gadget_border[NUM_EDITOR_GADGETS];
2642
2643 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2644 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2645 static boolean draw_with_brush = FALSE;
2646 static int properties_element = 0;
2647
2648 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2649 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2650 static int undo_buffer_position = 0;
2651 static int undo_buffer_steps = 0;
2652
2653 static int edit_mode;
2654 static int edit_mode_properties;
2655
2656 static int element_shift = 0;
2657
2658 static int editor_hl_boulderdash[] =
2659 {
2660   EL_CHAR('B'),
2661   EL_CHAR('O'),
2662   EL_CHAR('U'),
2663   EL_CHAR('L'),
2664
2665   EL_CHAR('-'),
2666   EL_CHAR('D'),
2667   EL_CHAR('E'),
2668   EL_CHAR('R'),
2669
2670   EL_CHAR('D'),
2671   EL_CHAR('A'),
2672   EL_CHAR('S'),
2673   EL_CHAR('H'),
2674 };
2675
2676 static int editor_el_boulderdash[] =
2677 {
2678   EL_PLAYER_1,
2679   EL_EMPTY,
2680   EL_SAND,
2681   EL_STEELWALL,
2682
2683   EL_BD_WALL,
2684   EL_BD_MAGIC_WALL,
2685   EL_EXIT_CLOSED,
2686   EL_EXIT_OPEN,
2687
2688   EL_BD_DIAMOND,
2689   EL_BD_BUTTERFLY_UP,
2690   EL_BD_FIREFLY_UP,
2691   EL_BD_ROCK,
2692
2693   EL_BD_BUTTERFLY_LEFT,
2694   EL_BD_FIREFLY_LEFT,
2695   EL_BD_BUTTERFLY_RIGHT,
2696   EL_BD_FIREFLY_RIGHT,
2697
2698   EL_BD_AMOEBA,
2699   EL_BD_BUTTERFLY_DOWN,
2700   EL_BD_FIREFLY_DOWN,
2701   EL_EMPTY,
2702 };
2703 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2704 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2705 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2706 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2707
2708 static int editor_hl_emerald_mine[] =
2709 {
2710   EL_CHAR('E'),
2711   EL_CHAR('M'),
2712   EL_CHAR('E'),
2713   EL_CHAR('-'),
2714
2715   EL_CHAR('R'),
2716   EL_CHAR('A'),
2717   EL_CHAR('L'),
2718   EL_CHAR('D'),
2719
2720   EL_CHAR('M'),
2721   EL_CHAR('I'),
2722   EL_CHAR('N'),
2723   EL_CHAR('E'),
2724 };
2725
2726 static int editor_el_emerald_mine[] =
2727 {
2728   EL_PLAYER_1,
2729   EL_PLAYER_2,
2730   EL_PLAYER_3,
2731   EL_PLAYER_4,
2732
2733   EL_PLAYER_1,
2734   EL_EMPTY,
2735   EL_SAND,
2736   EL_ROCK,
2737
2738   EL_STEELWALL,
2739   EL_WALL,
2740   EL_WALL_SLIPPERY,
2741   EL_MAGIC_WALL,
2742
2743   EL_EMERALD,
2744   EL_DIAMOND,
2745   EL_NUT,
2746   EL_BOMB,
2747
2748   EL_WALL_EMERALD,
2749   EL_WALL_DIAMOND,
2750   EL_QUICKSAND_EMPTY,
2751   EL_QUICKSAND_FULL,
2752
2753   EL_DYNAMITE,
2754   EL_DYNAMITE_ACTIVE,
2755   EL_EXIT_CLOSED,
2756   EL_EXIT_OPEN,
2757
2758   EL_YAMYAM,
2759   EL_BUG_UP,
2760   EL_SPACESHIP_UP,
2761   EL_ROBOT,
2762
2763   EL_BUG_LEFT,
2764   EL_SPACESHIP_LEFT,
2765   EL_BUG_RIGHT,
2766   EL_SPACESHIP_RIGHT,
2767
2768   EL_ROBOT_WHEEL,
2769   EL_BUG_DOWN,
2770   EL_SPACESHIP_DOWN,
2771   EL_INVISIBLE_WALL,
2772
2773   EL_ACID_POOL_TOPLEFT,
2774   EL_ACID,
2775   EL_ACID_POOL_TOPRIGHT,
2776   EL_EMPTY,
2777
2778   EL_ACID_POOL_BOTTOMLEFT,
2779   EL_ACID_POOL_BOTTOM,
2780   EL_ACID_POOL_BOTTOMRIGHT,
2781   EL_EMPTY,
2782
2783   EL_AMOEBA_DROP,
2784   EL_AMOEBA_DEAD,
2785   EL_AMOEBA_WET,
2786   EL_AMOEBA_DRY,
2787
2788 #if 1
2789   EL_EM_KEY_1,
2790   EL_EM_KEY_2,
2791   EL_EM_KEY_3,
2792   EL_EM_KEY_4,
2793 #else
2794   EL_EM_KEY_1_FILE,
2795   EL_EM_KEY_2_FILE,
2796   EL_EM_KEY_3_FILE,
2797   EL_EM_KEY_4_FILE,
2798 #endif
2799
2800   EL_EM_GATE_1,
2801   EL_EM_GATE_2,
2802   EL_EM_GATE_3,
2803   EL_EM_GATE_4,
2804
2805   EL_EM_GATE_1_GRAY,
2806   EL_EM_GATE_2_GRAY,
2807   EL_EM_GATE_3_GRAY,
2808   EL_EM_GATE_4_GRAY,
2809 };
2810 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2811 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2812 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2813 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2814
2815 static int editor_hl_emerald_mine_club[] =
2816 {
2817   EL_CHAR('E'),
2818   EL_CHAR('M'),
2819   EL_CHAR('E'),
2820   EL_CHAR('-'),
2821
2822   EL_CHAR('R'),
2823   EL_CHAR('A'),
2824   EL_CHAR('L'),
2825   EL_CHAR('D'),
2826
2827   EL_CHAR('M'),
2828   EL_CHAR('I'),
2829   EL_CHAR('N'),
2830   EL_CHAR('E'),
2831
2832   EL_CHAR('C'),
2833   EL_CHAR('L'),
2834   EL_CHAR('U'),
2835   EL_CHAR('B'),
2836 };
2837
2838 static int editor_el_emerald_mine_club[] =
2839 {
2840   EL_EMC_KEY_5,
2841   EL_EMC_KEY_6,
2842   EL_EMC_KEY_7,
2843   EL_EMC_KEY_8,
2844
2845   EL_EMC_GATE_5,
2846   EL_EMC_GATE_6,
2847   EL_EMC_GATE_7,
2848   EL_EMC_GATE_8,
2849
2850   EL_EMC_GATE_5_GRAY,
2851   EL_EMC_GATE_6_GRAY,
2852   EL_EMC_GATE_7_GRAY,
2853   EL_EMC_GATE_8_GRAY,
2854
2855   EL_EMC_STEELWALL_1,
2856   EL_EMC_STEELWALL_2,
2857   EL_EMC_STEELWALL_3,
2858   EL_EMC_STEELWALL_4,
2859
2860   EL_EMC_WALL_13,
2861   EL_EMC_WALL_14,
2862   EL_EMC_WALL_15,
2863   EL_EMC_WALL_16,
2864
2865   EL_EMC_WALL_SLIPPERY_1,
2866   EL_EMC_WALL_SLIPPERY_2,
2867   EL_EMC_WALL_SLIPPERY_3,
2868   EL_EMC_WALL_SLIPPERY_4,
2869
2870   EL_EMC_WALL_1,
2871   EL_EMC_WALL_2,
2872   EL_EMC_WALL_3,
2873   EL_EMC_WALL_4,
2874
2875   EL_EMC_WALL_5,
2876   EL_EMC_WALL_6,
2877   EL_EMC_WALL_7,
2878   EL_EMC_WALL_8,
2879
2880   EL_EMC_WALL_9,
2881   EL_EMC_WALL_10,
2882   EL_EMC_WALL_11,
2883   EL_EMC_WALL_12,
2884
2885 #if RELEASE_311
2886   EL_EMPTY,
2887 #else
2888   EL_EMC_ANDROID,
2889 #endif
2890   EL_BALLOON,
2891   EL_BALLOON_SWITCH_ANY,
2892 #if RELEASE_311
2893   EL_EMPTY,
2894 #else
2895   EL_BALLOON_SWITCH_NONE,
2896 #endif
2897
2898   EL_BALLOON_SWITCH_LEFT,
2899   EL_BALLOON_SWITCH_RIGHT,
2900   EL_BALLOON_SWITCH_UP,
2901   EL_BALLOON_SWITCH_DOWN,
2902
2903   EL_EMC_GRASS,
2904   EL_EMC_PLANT,
2905 #if RELEASE_311
2906   EL_EMPTY,
2907   EL_EMPTY,
2908 #else
2909   EL_EMC_LENSES,
2910   EL_EMC_MAGNIFIER,
2911 #endif
2912
2913 #if RELEASE_311
2914   EL_EMPTY,
2915   EL_EMPTY,
2916 #else
2917   EL_EMC_MAGIC_BALL,
2918   EL_EMC_MAGIC_BALL_SWITCH,
2919 #endif
2920   EL_SPRING,
2921 #if RELEASE_311
2922   EL_EMPTY,
2923 #else
2924   EL_EMC_SPRING_BUMPER,
2925 #endif
2926
2927 #if RELEASE_311
2928   EL_EMPTY,
2929 #else
2930   EL_EMC_DRIPPER,
2931 #endif
2932   EL_EMC_FAKE_GRASS,
2933   EL_EMPTY,
2934   EL_EMPTY,
2935 };
2936 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
2937 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
2938 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
2939 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
2940
2941 static int editor_hl_more[] =
2942 {
2943   EL_CHAR('M'),
2944   EL_CHAR('O'),
2945   EL_CHAR('R'),
2946   EL_CHAR('E'),
2947 };
2948
2949 static int editor_el_more[] =
2950 {
2951   EL_KEY_1,
2952   EL_KEY_2,
2953   EL_KEY_3,
2954   EL_KEY_4,
2955
2956   EL_GATE_1,
2957   EL_GATE_2,
2958   EL_GATE_3,
2959   EL_GATE_4,
2960
2961   EL_GATE_1_GRAY,
2962   EL_GATE_2_GRAY,
2963   EL_GATE_3_GRAY,
2964   EL_GATE_4_GRAY,
2965
2966   EL_ARROW_LEFT,
2967   EL_ARROW_RIGHT,
2968   EL_ARROW_UP,
2969   EL_ARROW_DOWN,
2970
2971   EL_AMOEBA_FULL,
2972   EL_EMERALD_YELLOW,
2973   EL_EMERALD_RED,
2974   EL_EMERALD_PURPLE,
2975
2976   EL_WALL_BD_DIAMOND,
2977   EL_WALL_EMERALD_YELLOW,
2978   EL_WALL_EMERALD_RED,
2979   EL_WALL_EMERALD_PURPLE,
2980
2981   EL_GAME_OF_LIFE,
2982   EL_PACMAN_UP,
2983   EL_TIME_ORB_FULL,
2984   EL_TIME_ORB_EMPTY,
2985
2986   EL_PACMAN_LEFT,
2987   EL_DARK_YAMYAM,
2988   EL_PACMAN_RIGHT,
2989   EL_EXPANDABLE_WALL,
2990
2991   EL_BIOMAZE,
2992   EL_PACMAN_DOWN,
2993   EL_LAMP,
2994   EL_LAMP_ACTIVE,
2995
2996   EL_DYNABOMB_INCREASE_NUMBER,
2997   EL_DYNABOMB_INCREASE_SIZE,
2998   EL_DYNABOMB_INCREASE_POWER,
2999   EL_STONEBLOCK,
3000
3001   EL_MOLE,
3002   EL_PENGUIN,
3003   EL_PIG,
3004   EL_DRAGON,
3005
3006   EL_BUG,
3007   EL_MOLE_UP,
3008   EL_BD_BUTTERFLY,
3009   EL_BD_FIREFLY,
3010
3011   EL_MOLE_LEFT,
3012   EL_EMPTY,
3013   EL_MOLE_RIGHT,
3014   EL_PACMAN,
3015
3016   EL_SPACESHIP,
3017   EL_MOLE_DOWN,
3018   EL_EMPTY,
3019   EL_EMPTY,
3020
3021   EL_SATELLITE,
3022   EL_EXPANDABLE_WALL_HORIZONTAL,
3023   EL_EXPANDABLE_WALL_VERTICAL,
3024   EL_EXPANDABLE_WALL_ANY,
3025
3026   EL_INVISIBLE_STEELWALL,
3027   EL_INVISIBLE_WALL,
3028   EL_SPEED_PILL,
3029   EL_BLACK_ORB,
3030 };
3031 static int *editor_hl_more_ptr = editor_hl_more;
3032 static int *editor_el_more_ptr = editor_el_more;
3033 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
3034 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
3035
3036 static int editor_hl_sokoban[] =
3037 {
3038   EL_CHAR('S'),
3039   EL_CHAR('O'),
3040   EL_CHAR('K'),
3041   EL_CHAR('O'),
3042
3043   EL_CHAR('-'),
3044   EL_CHAR('B'),
3045   EL_CHAR('A'),
3046   EL_CHAR('N'),
3047 };
3048
3049 static int editor_el_sokoban[] =
3050 {
3051   EL_SOKOBAN_OBJECT,
3052   EL_SOKOBAN_FIELD_EMPTY,
3053   EL_SOKOBAN_FIELD_FULL,
3054   EL_SOKOBAN_FIELD_PLAYER,
3055 };
3056 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3057 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3058 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3059 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3060
3061 static int editor_hl_supaplex[] =
3062 {
3063   EL_CHAR('S'),
3064   EL_CHAR('U'),
3065   EL_CHAR('P'),
3066   EL_CHAR('A'),
3067
3068   EL_CHAR('P'),
3069   EL_CHAR('L'),
3070   EL_CHAR('E'),
3071   EL_CHAR('X'),
3072 };
3073
3074 static int editor_el_supaplex[] =
3075 {
3076 #if 1
3077   EL_EMPTY,
3078 #else
3079   EL_SP_EMPTY,
3080 #endif
3081   EL_SP_ZONK,
3082   EL_SP_BASE,
3083   EL_SP_MURPHY,
3084
3085   EL_SP_INFOTRON,
3086   EL_SP_CHIP_SINGLE,
3087   EL_SP_HARDWARE_GRAY,
3088   EL_SP_EXIT_CLOSED,
3089
3090   EL_SP_DISK_ORANGE,
3091   EL_SP_PORT_RIGHT,
3092   EL_SP_PORT_DOWN,
3093   EL_SP_PORT_LEFT,
3094
3095   EL_SP_PORT_UP,
3096   EL_SP_GRAVITY_PORT_RIGHT,
3097   EL_SP_GRAVITY_PORT_DOWN,
3098   EL_SP_GRAVITY_PORT_LEFT,
3099
3100   EL_SP_GRAVITY_PORT_UP,
3101   EL_SP_SNIKSNAK,
3102   EL_SP_DISK_YELLOW,
3103   EL_SP_TERMINAL,
3104
3105   EL_SP_DISK_RED,
3106   EL_SP_PORT_VERTICAL,
3107   EL_SP_PORT_HORIZONTAL,
3108   EL_SP_PORT_ANY,
3109
3110   EL_SP_ELECTRON,
3111   EL_SP_BUGGY_BASE,
3112   EL_SP_CHIP_LEFT,
3113   EL_SP_CHIP_RIGHT,
3114
3115   EL_SP_HARDWARE_BASE_1,
3116   EL_SP_HARDWARE_GREEN,
3117   EL_SP_HARDWARE_BLUE,
3118   EL_SP_HARDWARE_RED,
3119
3120   EL_SP_HARDWARE_YELLOW,
3121   EL_SP_HARDWARE_BASE_2,
3122   EL_SP_HARDWARE_BASE_3,
3123   EL_SP_HARDWARE_BASE_4,
3124
3125   EL_SP_HARDWARE_BASE_5,
3126   EL_SP_HARDWARE_BASE_6,
3127   EL_SP_CHIP_TOP,
3128   EL_SP_CHIP_BOTTOM,
3129 };
3130 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3131 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3132 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3133 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3134
3135 static int editor_hl_diamond_caves[] =
3136 {
3137   EL_CHAR('D'),
3138   EL_CHAR('I'),
3139   EL_CHAR('A'),
3140   EL_CHAR('-'),
3141
3142   EL_CHAR('M'),
3143   EL_CHAR('O'),
3144   EL_CHAR('N'),
3145   EL_CHAR('D'),
3146
3147   EL_CHAR('C'),
3148   EL_CHAR('A'),
3149   EL_CHAR('V'),
3150   EL_CHAR('E'),
3151
3152   EL_CHAR('S'),
3153   EL_CHAR(' '),
3154   EL_CHAR('I'),
3155   EL_CHAR('I'),
3156 };
3157
3158 static int editor_el_diamond_caves[] =
3159 {
3160   EL_PEARL,
3161   EL_CRYSTAL,
3162   EL_WALL_PEARL,
3163   EL_WALL_CRYSTAL,
3164
3165   EL_CONVEYOR_BELT_1_LEFT,
3166   EL_CONVEYOR_BELT_1_MIDDLE,
3167   EL_CONVEYOR_BELT_1_RIGHT,
3168   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3169
3170   EL_CONVEYOR_BELT_2_LEFT,
3171   EL_CONVEYOR_BELT_2_MIDDLE,
3172   EL_CONVEYOR_BELT_2_RIGHT,
3173   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3174
3175   EL_CONVEYOR_BELT_3_LEFT,
3176   EL_CONVEYOR_BELT_3_MIDDLE,
3177   EL_CONVEYOR_BELT_3_RIGHT,
3178   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3179
3180   EL_CONVEYOR_BELT_4_LEFT,
3181   EL_CONVEYOR_BELT_4_MIDDLE,
3182   EL_CONVEYOR_BELT_4_RIGHT,
3183   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3184
3185   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3186   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3187   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3188   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3189
3190   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3191   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3192   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3193   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3194
3195   EL_SWITCHGATE_OPEN,
3196   EL_SWITCHGATE_CLOSED,
3197   EL_SWITCHGATE_SWITCH_UP,
3198   EL_EMPTY,
3199
3200   EL_ENVELOPE_1,
3201   EL_ENVELOPE_2,
3202   EL_ENVELOPE_3,
3203   EL_ENVELOPE_4,
3204
3205   EL_TIMEGATE_CLOSED,
3206   EL_TIMEGATE_OPEN,
3207   EL_TIMEGATE_SWITCH,
3208   EL_EMPTY,
3209
3210   EL_LANDMINE,
3211   EL_INVISIBLE_SAND,
3212   EL_STEELWALL_SLIPPERY,
3213   EL_EMPTY,
3214
3215   EL_SIGN_EXCLAMATION,
3216   EL_SIGN_STOP,
3217   EL_LIGHT_SWITCH,
3218   EL_LIGHT_SWITCH_ACTIVE,
3219
3220   EL_SHIELD_NORMAL,
3221   EL_SHIELD_DEADLY,
3222   EL_EXTRA_TIME,
3223   EL_EMPTY,
3224 };
3225 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3226 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3227 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3228 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3229
3230 static int editor_hl_dx_boulderdash[] =
3231 {
3232   EL_CHAR('D'),
3233   EL_CHAR('X'),
3234   EL_CHAR('-'),
3235   EL_CHAR(' '),
3236
3237   EL_CHAR('B'),
3238   EL_CHAR('O'),
3239   EL_CHAR('U'),
3240   EL_CHAR('L'),
3241
3242   EL_CHAR('-'),
3243   EL_CHAR('D'),
3244   EL_CHAR('E'),
3245   EL_CHAR('R'),
3246
3247   EL_CHAR('D'),
3248   EL_CHAR('A'),
3249   EL_CHAR('S'),
3250   EL_CHAR('H'),
3251 };
3252
3253 static int editor_el_dx_boulderdash[] =
3254 {
3255   EL_EMPTY,
3256   EL_TUBE_RIGHT_DOWN,
3257   EL_TUBE_HORIZONTAL_DOWN,
3258   EL_TUBE_LEFT_DOWN,
3259
3260   EL_TUBE_HORIZONTAL,
3261   EL_TUBE_VERTICAL_RIGHT,
3262   EL_TUBE_ANY,
3263   EL_TUBE_VERTICAL_LEFT,
3264
3265   EL_TUBE_VERTICAL,
3266   EL_TUBE_RIGHT_UP,
3267   EL_TUBE_HORIZONTAL_UP,
3268   EL_TUBE_LEFT_UP,
3269
3270   EL_TRAP,
3271   EL_DX_SUPABOMB,
3272   EL_EMPTY,
3273   EL_EMPTY
3274 };
3275 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3276 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3277 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3278 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3279
3280 static int editor_hl_chars[] =
3281 {
3282   EL_CHAR('T'),
3283   EL_CHAR('E'),
3284   EL_CHAR('X'),
3285   EL_CHAR('T'),
3286 };
3287
3288 static int editor_el_chars[] =
3289 {
3290   EL_CHAR(' '),
3291   EL_CHAR('!'),
3292   EL_CHAR('"'),
3293   EL_CHAR('#'),
3294
3295   EL_CHAR('$'),
3296   EL_CHAR('%'),
3297   EL_CHAR('&'),
3298   EL_CHAR('\''),
3299
3300   EL_CHAR('('),
3301   EL_CHAR(')'),
3302   EL_CHAR('*'),
3303   EL_CHAR('+'),
3304
3305   EL_CHAR(','),
3306   EL_CHAR('-'),
3307   EL_CHAR('.'),
3308   EL_CHAR('/'),
3309
3310   EL_CHAR('0'),
3311   EL_CHAR('1'),
3312   EL_CHAR('2'),
3313   EL_CHAR('3'),
3314
3315   EL_CHAR('4'),
3316   EL_CHAR('5'),
3317   EL_CHAR('6'),
3318   EL_CHAR('7'),
3319
3320   EL_CHAR('8'),
3321   EL_CHAR('9'),
3322   EL_CHAR(':'),
3323   EL_CHAR(';'),
3324
3325   EL_CHAR('<'),
3326   EL_CHAR('='),
3327   EL_CHAR('>'),
3328   EL_CHAR('?'),
3329
3330   EL_CHAR('@'),
3331   EL_CHAR('A'),
3332   EL_CHAR('B'),
3333   EL_CHAR('C'),
3334
3335   EL_CHAR('D'),
3336   EL_CHAR('E'),
3337   EL_CHAR('F'),
3338   EL_CHAR('G'),
3339
3340   EL_CHAR('H'),
3341   EL_CHAR('I'),
3342   EL_CHAR('J'),
3343   EL_CHAR('K'),
3344
3345   EL_CHAR('L'),
3346   EL_CHAR('M'),
3347   EL_CHAR('N'),
3348   EL_CHAR('O'),
3349
3350   EL_CHAR('P'),
3351   EL_CHAR('Q'),
3352   EL_CHAR('R'),
3353   EL_CHAR('S'),
3354
3355   EL_CHAR('T'),
3356   EL_CHAR('U'),
3357   EL_CHAR('V'),
3358   EL_CHAR('W'),
3359
3360   EL_CHAR('X'),
3361   EL_CHAR('Y'),
3362   EL_CHAR('Z'),
3363   EL_CHAR('['),
3364
3365   EL_CHAR('\\'),
3366   EL_CHAR(']'),
3367   EL_CHAR('^'),
3368   EL_CHAR('_'),
3369
3370   EL_CHAR('©'),
3371   EL_CHAR('Ä'),
3372   EL_CHAR('Ö'),
3373   EL_CHAR('Ü'),
3374
3375   EL_CHAR('°'),
3376   EL_CHAR('®'),
3377   EL_CHAR(FONT_ASCII_CURSOR),
3378   EL_CHAR(' ')
3379 };
3380 static int *editor_hl_chars_ptr = editor_hl_chars;
3381 static int *editor_el_chars_ptr = editor_el_chars;
3382 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3383 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3384
3385 static int editor_hl_custom[] =
3386 {
3387   EL_CHAR('C'),
3388   EL_CHAR('U'),
3389   EL_CHAR('S'),
3390   EL_CHAR('-'),
3391
3392   EL_CHAR('T'),
3393   EL_CHAR('O'),
3394   EL_CHAR('M'),
3395   EL_CHAR(' '),
3396
3397   EL_CHAR('E'),
3398   EL_CHAR('L'),
3399   EL_CHAR('E'),
3400   EL_CHAR('M'),
3401
3402   EL_CHAR('E'),
3403   EL_CHAR('N'),
3404   EL_CHAR('T'),
3405   EL_CHAR('S'),
3406 };
3407
3408 static int editor_el_custom[] =
3409 {
3410   EL_CUSTOM_START + 0,
3411   EL_CUSTOM_START + 1,
3412   EL_CUSTOM_START + 2,
3413   EL_CUSTOM_START + 3,
3414
3415   EL_CUSTOM_START + 4,
3416   EL_CUSTOM_START + 5,
3417   EL_CUSTOM_START + 6,
3418   EL_CUSTOM_START + 7,
3419
3420   EL_CUSTOM_START + 8,
3421   EL_CUSTOM_START + 9,
3422   EL_CUSTOM_START + 10,
3423   EL_CUSTOM_START + 11,
3424
3425   EL_CUSTOM_START + 12,
3426   EL_CUSTOM_START + 13,
3427   EL_CUSTOM_START + 14,
3428   EL_CUSTOM_START + 15,
3429
3430   EL_CUSTOM_START + 16,
3431   EL_CUSTOM_START + 17,
3432   EL_CUSTOM_START + 18,
3433   EL_CUSTOM_START + 19,
3434
3435   EL_CUSTOM_START + 20,
3436   EL_CUSTOM_START + 21,
3437   EL_CUSTOM_START + 22,
3438   EL_CUSTOM_START + 23,
3439
3440   EL_CUSTOM_START + 24,
3441   EL_CUSTOM_START + 25,
3442   EL_CUSTOM_START + 26,
3443   EL_CUSTOM_START + 27,
3444
3445   EL_CUSTOM_START + 28,
3446   EL_CUSTOM_START + 29,
3447   EL_CUSTOM_START + 30,
3448   EL_CUSTOM_START + 31,
3449
3450   EL_CUSTOM_START + 32,
3451   EL_CUSTOM_START + 33,
3452   EL_CUSTOM_START + 34,
3453   EL_CUSTOM_START + 35,
3454
3455   EL_CUSTOM_START + 36,
3456   EL_CUSTOM_START + 37,
3457   EL_CUSTOM_START + 38,
3458   EL_CUSTOM_START + 39,
3459
3460   EL_CUSTOM_START + 40,
3461   EL_CUSTOM_START + 41,
3462   EL_CUSTOM_START + 42,
3463   EL_CUSTOM_START + 43,
3464
3465   EL_CUSTOM_START + 44,
3466   EL_CUSTOM_START + 45,
3467   EL_CUSTOM_START + 46,
3468   EL_CUSTOM_START + 47,
3469
3470   EL_CUSTOM_START + 48,
3471   EL_CUSTOM_START + 49,
3472   EL_CUSTOM_START + 50,
3473   EL_CUSTOM_START + 51,
3474
3475   EL_CUSTOM_START + 52,
3476   EL_CUSTOM_START + 53,
3477   EL_CUSTOM_START + 54,
3478   EL_CUSTOM_START + 55,
3479
3480   EL_CUSTOM_START + 56,
3481   EL_CUSTOM_START + 57,
3482   EL_CUSTOM_START + 58,
3483   EL_CUSTOM_START + 59,
3484
3485   EL_CUSTOM_START + 60,
3486   EL_CUSTOM_START + 61,
3487   EL_CUSTOM_START + 62,
3488   EL_CUSTOM_START + 63,
3489
3490   EL_CUSTOM_START + 64,
3491   EL_CUSTOM_START + 65,
3492   EL_CUSTOM_START + 66,
3493   EL_CUSTOM_START + 67,
3494
3495   EL_CUSTOM_START + 68,
3496   EL_CUSTOM_START + 69,
3497   EL_CUSTOM_START + 70,
3498   EL_CUSTOM_START + 71,
3499
3500   EL_CUSTOM_START + 72,
3501   EL_CUSTOM_START + 73,
3502   EL_CUSTOM_START + 74,
3503   EL_CUSTOM_START + 75,
3504
3505   EL_CUSTOM_START + 76,
3506   EL_CUSTOM_START + 77,
3507   EL_CUSTOM_START + 78,
3508   EL_CUSTOM_START + 79,
3509
3510   EL_CUSTOM_START + 80,
3511   EL_CUSTOM_START + 81,
3512   EL_CUSTOM_START + 82,
3513   EL_CUSTOM_START + 83,
3514
3515   EL_CUSTOM_START + 84,
3516   EL_CUSTOM_START + 85,
3517   EL_CUSTOM_START + 86,
3518   EL_CUSTOM_START + 87,
3519
3520   EL_CUSTOM_START + 88,
3521   EL_CUSTOM_START + 89,
3522   EL_CUSTOM_START + 90,
3523   EL_CUSTOM_START + 91,
3524
3525   EL_CUSTOM_START + 92,
3526   EL_CUSTOM_START + 93,
3527   EL_CUSTOM_START + 94,
3528   EL_CUSTOM_START + 95,
3529
3530   EL_CUSTOM_START + 96,
3531   EL_CUSTOM_START + 97,
3532   EL_CUSTOM_START + 98,
3533   EL_CUSTOM_START + 99,
3534
3535   EL_CUSTOM_START + 100,
3536   EL_CUSTOM_START + 101,
3537   EL_CUSTOM_START + 102,
3538   EL_CUSTOM_START + 103,
3539
3540   EL_CUSTOM_START + 104,
3541   EL_CUSTOM_START + 105,
3542   EL_CUSTOM_START + 106,
3543   EL_CUSTOM_START + 107,
3544
3545   EL_CUSTOM_START + 108,
3546   EL_CUSTOM_START + 109,
3547   EL_CUSTOM_START + 110,
3548   EL_CUSTOM_START + 111,
3549
3550   EL_CUSTOM_START + 112,
3551   EL_CUSTOM_START + 113,
3552   EL_CUSTOM_START + 114,
3553   EL_CUSTOM_START + 115,
3554
3555   EL_CUSTOM_START + 116,
3556   EL_CUSTOM_START + 117,
3557   EL_CUSTOM_START + 118,
3558   EL_CUSTOM_START + 119,
3559
3560   EL_CUSTOM_START + 120,
3561   EL_CUSTOM_START + 121,
3562   EL_CUSTOM_START + 122,
3563   EL_CUSTOM_START + 123,
3564
3565   EL_CUSTOM_START + 124,
3566   EL_CUSTOM_START + 125,
3567   EL_CUSTOM_START + 126,
3568   EL_CUSTOM_START + 127
3569 };
3570 static int *editor_hl_custom_ptr = editor_hl_custom;
3571 static int *editor_el_custom_ptr = editor_el_custom;
3572 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3573 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3574
3575 static int editor_hl_custom_more[] =
3576 {
3577 };
3578
3579 static int editor_el_custom_more[] =
3580 {
3581   EL_CUSTOM_START + 128,
3582   EL_CUSTOM_START + 129,
3583   EL_CUSTOM_START + 130,
3584   EL_CUSTOM_START + 131,
3585
3586   EL_CUSTOM_START + 132,
3587   EL_CUSTOM_START + 133,
3588   EL_CUSTOM_START + 134,
3589   EL_CUSTOM_START + 135,
3590
3591   EL_CUSTOM_START + 136,
3592   EL_CUSTOM_START + 137,
3593   EL_CUSTOM_START + 138,
3594   EL_CUSTOM_START + 139,
3595
3596   EL_CUSTOM_START + 140,
3597   EL_CUSTOM_START + 141,
3598   EL_CUSTOM_START + 142,
3599   EL_CUSTOM_START + 143,
3600
3601   EL_CUSTOM_START + 144,
3602   EL_CUSTOM_START + 145,
3603   EL_CUSTOM_START + 146,
3604   EL_CUSTOM_START + 147,
3605
3606   EL_CUSTOM_START + 148,
3607   EL_CUSTOM_START + 149,
3608   EL_CUSTOM_START + 150,
3609   EL_CUSTOM_START + 151,
3610
3611   EL_CUSTOM_START + 152,
3612   EL_CUSTOM_START + 153,
3613   EL_CUSTOM_START + 154,
3614   EL_CUSTOM_START + 155,
3615
3616   EL_CUSTOM_START + 156,
3617   EL_CUSTOM_START + 157,
3618   EL_CUSTOM_START + 158,
3619   EL_CUSTOM_START + 159,
3620
3621   EL_CUSTOM_START + 160,
3622   EL_CUSTOM_START + 161,
3623   EL_CUSTOM_START + 162,
3624   EL_CUSTOM_START + 163,
3625
3626   EL_CUSTOM_START + 164,
3627   EL_CUSTOM_START + 165,
3628   EL_CUSTOM_START + 166,
3629   EL_CUSTOM_START + 167,
3630
3631   EL_CUSTOM_START + 168,
3632   EL_CUSTOM_START + 169,
3633   EL_CUSTOM_START + 170,
3634   EL_CUSTOM_START + 171,
3635
3636   EL_CUSTOM_START + 172,
3637   EL_CUSTOM_START + 173,
3638   EL_CUSTOM_START + 174,
3639   EL_CUSTOM_START + 175,
3640
3641   EL_CUSTOM_START + 176,
3642   EL_CUSTOM_START + 177,
3643   EL_CUSTOM_START + 178,
3644   EL_CUSTOM_START + 179,
3645
3646   EL_CUSTOM_START + 180,
3647   EL_CUSTOM_START + 181,
3648   EL_CUSTOM_START + 182,
3649   EL_CUSTOM_START + 183,
3650
3651   EL_CUSTOM_START + 184,
3652   EL_CUSTOM_START + 185,
3653   EL_CUSTOM_START + 186,
3654   EL_CUSTOM_START + 187,
3655
3656   EL_CUSTOM_START + 188,
3657   EL_CUSTOM_START + 189,
3658   EL_CUSTOM_START + 190,
3659   EL_CUSTOM_START + 191,
3660
3661   EL_CUSTOM_START + 192,
3662   EL_CUSTOM_START + 193,
3663   EL_CUSTOM_START + 194,
3664   EL_CUSTOM_START + 195,
3665
3666   EL_CUSTOM_START + 196,
3667   EL_CUSTOM_START + 197,
3668   EL_CUSTOM_START + 198,
3669   EL_CUSTOM_START + 199,
3670
3671   EL_CUSTOM_START + 200,
3672   EL_CUSTOM_START + 201,
3673   EL_CUSTOM_START + 202,
3674   EL_CUSTOM_START + 203,
3675
3676   EL_CUSTOM_START + 204,
3677   EL_CUSTOM_START + 205,
3678   EL_CUSTOM_START + 206,
3679   EL_CUSTOM_START + 207,
3680
3681   EL_CUSTOM_START + 208,
3682   EL_CUSTOM_START + 209,
3683   EL_CUSTOM_START + 210,
3684   EL_CUSTOM_START + 211,
3685
3686   EL_CUSTOM_START + 212,
3687   EL_CUSTOM_START + 213,
3688   EL_CUSTOM_START + 214,
3689   EL_CUSTOM_START + 215,
3690
3691   EL_CUSTOM_START + 216,
3692   EL_CUSTOM_START + 217,
3693   EL_CUSTOM_START + 218,
3694   EL_CUSTOM_START + 219,
3695
3696   EL_CUSTOM_START + 220,
3697   EL_CUSTOM_START + 221,
3698   EL_CUSTOM_START + 222,
3699   EL_CUSTOM_START + 223,
3700
3701   EL_CUSTOM_START + 224,
3702   EL_CUSTOM_START + 225,
3703   EL_CUSTOM_START + 226,
3704   EL_CUSTOM_START + 227,
3705
3706   EL_CUSTOM_START + 228,
3707   EL_CUSTOM_START + 229,
3708   EL_CUSTOM_START + 230,
3709   EL_CUSTOM_START + 231,
3710
3711   EL_CUSTOM_START + 232,
3712   EL_CUSTOM_START + 233,
3713   EL_CUSTOM_START + 234,
3714   EL_CUSTOM_START + 235,
3715
3716   EL_CUSTOM_START + 236,
3717   EL_CUSTOM_START + 237,
3718   EL_CUSTOM_START + 238,
3719   EL_CUSTOM_START + 239,
3720
3721   EL_CUSTOM_START + 240,
3722   EL_CUSTOM_START + 241,
3723   EL_CUSTOM_START + 242,
3724   EL_CUSTOM_START + 243,
3725
3726   EL_CUSTOM_START + 244,
3727   EL_CUSTOM_START + 245,
3728   EL_CUSTOM_START + 246,
3729   EL_CUSTOM_START + 247,
3730
3731   EL_CUSTOM_START + 248,
3732   EL_CUSTOM_START + 249,
3733   EL_CUSTOM_START + 250,
3734   EL_CUSTOM_START + 251,
3735
3736   EL_CUSTOM_START + 252,
3737   EL_CUSTOM_START + 253,
3738   EL_CUSTOM_START + 254,
3739   EL_CUSTOM_START + 255
3740 };
3741 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3742 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3743 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3744 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3745
3746 static int editor_hl_custom_special[] =
3747 {
3748 };
3749
3750 static int editor_el_custom_special[] =
3751 {
3752   EL_TRIGGER_ELEMENT,
3753   EL_TRIGGER_PLAYER,
3754   EL_EMPTY,
3755   EL_EMPTY
3756 };
3757 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3758 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3759 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3760 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3761
3762 static int editor_hl_group[] =
3763 {
3764   EL_CHAR('G'),
3765   EL_CHAR('R'),
3766   EL_CHAR('O'),
3767   EL_CHAR('U'),
3768
3769   EL_CHAR('P'),
3770   EL_CHAR(' '),
3771   EL_CHAR(' '),
3772   EL_CHAR(' '),
3773
3774   EL_CHAR('E'),
3775   EL_CHAR('L'),
3776   EL_CHAR('E'),
3777   EL_CHAR('M'),
3778
3779   EL_CHAR('E'),
3780   EL_CHAR('N'),
3781   EL_CHAR('T'),
3782   EL_CHAR('S'),
3783 };
3784
3785 static int editor_el_group[] =
3786 {
3787   EL_GROUP_START + 0,
3788   EL_GROUP_START + 1,
3789   EL_GROUP_START + 2,
3790   EL_GROUP_START + 3,
3791
3792   EL_GROUP_START + 4,
3793   EL_GROUP_START + 5,
3794   EL_GROUP_START + 6,
3795   EL_GROUP_START + 7,
3796
3797   EL_GROUP_START + 8,
3798   EL_GROUP_START + 9,
3799   EL_GROUP_START + 10,
3800   EL_GROUP_START + 11,
3801
3802   EL_GROUP_START + 12,
3803   EL_GROUP_START + 13,
3804   EL_GROUP_START + 14,
3805   EL_GROUP_START + 15
3806 };
3807 static int *editor_hl_group_ptr = editor_hl_group;
3808 static int *editor_el_group_ptr = editor_el_group;
3809 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3810 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3811
3812 static int editor_hl_group_more[] =
3813 {
3814 };
3815
3816 static int editor_el_group_more[] =
3817 {
3818   EL_GROUP_START + 16,
3819   EL_GROUP_START + 17,
3820   EL_GROUP_START + 18,
3821   EL_GROUP_START + 19,
3822
3823   EL_GROUP_START + 20,
3824   EL_GROUP_START + 21,
3825   EL_GROUP_START + 22,
3826   EL_GROUP_START + 23,
3827
3828   EL_GROUP_START + 24,
3829   EL_GROUP_START + 25,
3830   EL_GROUP_START + 26,
3831   EL_GROUP_START + 27,
3832
3833   EL_GROUP_START + 28,
3834   EL_GROUP_START + 29,
3835   EL_GROUP_START + 30,
3836   EL_GROUP_START + 31
3837 };
3838 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3839 static int *editor_el_group_more_ptr = editor_el_group_more;
3840 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3841 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3842
3843 static int editor_hl_user_defined[] =
3844 {
3845   EL_CHAR('U'),
3846   EL_CHAR('S'),
3847   EL_CHAR('E'),
3848   EL_CHAR('R'),
3849
3850   EL_CHAR('D'),
3851   EL_CHAR('E'),
3852   EL_CHAR('F'),
3853   EL_CHAR('I'),
3854
3855   EL_CHAR('-'),
3856   EL_CHAR('N'),
3857   EL_CHAR('E'),
3858   EL_CHAR('D'),
3859 };
3860
3861 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3862 static int *editor_el_user_defined_ptr = NULL;
3863 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3864 static int num_editor_el_user_defined = 0;
3865
3866 static int editor_hl_empty[] = { };
3867 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3868
3869 static int *editor_hl_empty_ptr = editor_hl_empty;
3870 static int *editor_el_empty_ptr = editor_el_empty;
3871 static int num_editor_hl_empty = 0;
3872 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3873
3874 static boolean use_el_empty = FALSE;
3875
3876 static int *editor_elements = NULL;     /* dynamically allocated */
3877 static int num_editor_elements = 0;     /* dynamically determined */
3878
3879 static struct
3880 {
3881   boolean *setup_value;
3882
3883   int **headline_list;
3884   int *headline_list_size;
3885
3886   int **element_list;
3887   int *element_list_size;
3888
3889   boolean last_setup_value;
3890 }
3891 editor_elements_info[] =
3892 {
3893   {
3894     &setup.editor.el_boulderdash,
3895     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3896     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3897   },
3898   {
3899     &setup.editor.el_emerald_mine,
3900     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3901     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3902   },
3903   {
3904     &setup.editor.el_emerald_mine_club,
3905     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
3906     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
3907   },
3908   {
3909     &setup.editor.el_more,
3910     &editor_hl_more_ptr,                &num_editor_hl_more,
3911     &editor_el_more_ptr,                &num_editor_el_more
3912   },
3913   {
3914     &setup.editor.el_sokoban,
3915     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3916     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3917   },
3918   {
3919     &setup.editor.el_supaplex,
3920     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3921     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3922   },
3923   {
3924     &setup.editor.el_diamond_caves,
3925     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3926     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3927   },
3928   {
3929     &setup.editor.el_dx_boulderdash,
3930     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3931     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3932   },
3933   {
3934     &setup.editor.el_chars,
3935     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3936     &editor_el_chars_ptr,               &num_editor_el_chars
3937   },
3938   {
3939     &setup.editor.el_custom,
3940     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3941     &editor_el_custom_ptr,              &num_editor_el_custom
3942   },
3943   {
3944     &setup.editor.el_custom_more,
3945     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3946     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3947   },
3948   {
3949     &setup.editor.el_custom,
3950     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
3951     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
3952   },
3953   {
3954     &setup.editor.el_custom,
3955     &editor_hl_group_ptr,               &num_editor_hl_group,
3956     &editor_el_group_ptr,               &num_editor_el_group
3957   },
3958   {
3959     &setup.editor.el_custom_more,
3960     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3961     &editor_el_group_more_ptr,          &num_editor_el_group_more
3962   },
3963   {
3964     &setup.editor.el_user_defined,
3965     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3966     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3967   },
3968   {
3969     &use_el_empty,
3970     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3971     &editor_el_empty_ptr,               &num_editor_el_empty,
3972   },
3973   {
3974     NULL,
3975     NULL,                               NULL,
3976     NULL,                               NULL
3977   }
3978 };
3979
3980 #if 0
3981
3982 static struct
3983 {
3984   short element;
3985   short element_mapped;
3986 }
3987 forum_sketch_element_mapping[] =
3988 {
3989   { EL_WALL_SLIPPERY,                   EL_WALL                 },
3990   { EL_EXPANDABLE_WALL,                 EL_WALL                 },
3991   { EL_EXPANDABLE_WALL_HORIZONTAL,      EL_WALL                 },
3992   { EL_EXPANDABLE_WALL_VERTICAL,        EL_WALL                 },
3993   { EL_EXPANDABLE_WALL_ANY,             EL_WALL                 },
3994   { EL_WALL_EMERALD,                    EL_WALL                 },
3995   { EL_WALL_DIAMOND,                    EL_WALL                 },
3996   { EL_WALL_BD_DIAMOND,                 EL_WALL                 },
3997   { EL_WALL_EMERALD_YELLOW,             EL_WALL                 },
3998   { EL_WALL_EMERALD_RED,                EL_WALL                 },
3999   { EL_WALL_EMERALD_PURPLE,             EL_WALL                 },
4000   { EL_ACID_POOL_TOPLEFT,               EL_WALL                 },
4001   { EL_ACID_POOL_TOPRIGHT,              EL_WALL                 },
4002   { EL_ACID_POOL_BOTTOMLEFT,            EL_WALL                 },
4003   { EL_ACID_POOL_BOTTOM,                EL_WALL                 },
4004   { EL_ACID_POOL_BOTTOMRIGHT,           EL_WALL                 },
4005   { EL_BD_WALL,                         EL_WALL                 },
4006
4007   { EL_BD_ROCK,                         EL_ROCK                 },
4008
4009   { EL_SP_ZONK,                         EL_ROCK                 },
4010   { EL_SP_BASE,                         EL_SAND                 },
4011   { EL_SP_MURPHY,                       EL_PLAYER_1             },
4012   { EL_SP_INFOTRON,                     EL_EMERALD              },
4013   { EL_SP_HARDWARE_GRAY,                EL_STEELWALL            },
4014   { EL_SP_EXIT_CLOSED,                  EL_EXIT_OPEN            },
4015   { EL_SP_DISK_ORANGE,                  EL_BOMB                 },
4016   { EL_SP_DISK_RED,                     EL_BOMB                 },
4017   { EL_SP_DISK_YELLOW,                  EL_BOMB                 },
4018   { EL_SP_PORT_RIGHT,                   EL_GATE_1_GRAY          },
4019   { EL_SP_PORT_DOWN,                    EL_GATE_1_GRAY          },
4020   { EL_SP_PORT_LEFT,                    EL_GATE_1_GRAY          },
4021   { EL_SP_PORT_UP,                      EL_GATE_1_GRAY          },
4022   { EL_SP_GRAVITY_PORT_RIGHT,           EL_GATE_1_GRAY          },
4023   { EL_SP_GRAVITY_PORT_DOWN,            EL_GATE_1_GRAY          },
4024   { EL_SP_GRAVITY_PORT_LEFT,            EL_GATE_1_GRAY          },
4025   { EL_SP_GRAVITY_PORT_UP,              EL_GATE_1_GRAY          },
4026   { EL_SP_PORT_VERTICAL,                EL_GATE_1_GRAY          },
4027   { EL_SP_PORT_HORIZONTAL,              EL_GATE_1_GRAY          },
4028   { EL_SP_PORT_ANY,                     EL_GATE_1_GRAY          },
4029   { EL_SP_SNIKSNAK,                     EL_BUG                  },
4030   { EL_SP_ELECTRON,                     EL_SPACESHIP            },
4031   { EL_SP_CHIP_SINGLE,                  EL_WALL                 },
4032   { EL_SP_CHIP_LEFT,                    EL_WALL                 },
4033   { EL_SP_CHIP_RIGHT,                   EL_WALL                 },
4034   { EL_SP_CHIP_TOP,                     EL_WALL                 },
4035   { EL_SP_CHIP_BOTTOM,                  EL_WALL                 },
4036   { EL_SP_HARDWARE_BASE_1,              EL_STEELWALL            },
4037   { EL_SP_HARDWARE_GREEN,               EL_STEELWALL            },
4038   { EL_SP_HARDWARE_BLUE,                EL_STEELWALL            },
4039   { EL_SP_HARDWARE_RED,                 EL_STEELWALL            },
4040   { EL_SP_HARDWARE_YELLOW,              EL_STEELWALL            },
4041   { EL_SP_HARDWARE_BASE_2,              EL_STEELWALL            },
4042   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
4043   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
4044   { EL_SP_HARDWARE_BASE_4,              EL_STEELWALL            },
4045   { EL_SP_HARDWARE_BASE_5,              EL_STEELWALL            },
4046   { EL_SP_HARDWARE_BASE_6,              EL_STEELWALL            },
4047
4048   { EL_STEELWALL_SLIPPERY,              EL_STEELWALL            },
4049
4050   { EL_EXIT_CLOSED,                     EL_EXIT_OPEN            },
4051
4052   { EL_DIAMOND,                         EL_EMERALD              },
4053   { EL_BD_DIAMOND,                      EL_EMERALD              },
4054   { EL_EMERALD_YELLOW,                  EL_EMERALD              },
4055   { EL_EMERALD_RED,                     EL_EMERALD              },
4056   { EL_EMERALD_PURPLE,                  EL_EMERALD              },
4057
4058   { EL_AMOEBA_DEAD,                     EL_AMOEBA               },
4059   { EL_AMOEBA_DROP,                     EL_AMOEBA               },
4060   { EL_AMOEBA_WET,                      EL_AMOEBA               },
4061   { EL_AMOEBA_DRY,                      EL_AMOEBA               },
4062   { EL_AMOEBA_FULL,                     EL_AMOEBA               },
4063   { EL_BD_AMOEBA,                       EL_AMOEBA               },
4064   { EL_AMOEBA_TO_DIAMOND,               EL_AMOEBA               },
4065
4066   { EL_DYNAMITE_ACTIVE,                 EL_DYNAMITE             },
4067
4068   { EL_GATE_2_GRAY,                     EL_GATE_1_GRAY          },
4069   { EL_GATE_3_GRAY,                     EL_GATE_1_GRAY          },
4070   { EL_GATE_4_GRAY,                     EL_GATE_1_GRAY          },
4071
4072   { EL_EM_KEY_1,                        EL_KEY_1                },
4073   { EL_EM_KEY_2,                        EL_KEY_2                },
4074   { EL_EM_KEY_3,                        EL_KEY_3                },
4075   { EL_EM_KEY_4,                        EL_KEY_4                },
4076
4077   { EL_EM_GATE_1,                       EL_GATE_1               },
4078   { EL_EM_GATE_2,                       EL_GATE_2               },
4079   { EL_EM_GATE_3,                       EL_GATE_3               },
4080   { EL_EM_GATE_4,                       EL_GATE_4               },
4081
4082   { EL_EM_GATE_1_GRAY,                  EL_GATE_1_GRAY          },
4083   { EL_EM_GATE_2_GRAY,                  EL_GATE_1_GRAY          },
4084   { EL_EM_GATE_3_GRAY,                  EL_GATE_1_GRAY          },
4085   { EL_EM_GATE_4_GRAY,                  EL_GATE_1_GRAY          },
4086
4087   { EL_INVISIBLE_SAND,                  EL_EMPTY                },
4088   { EL_INVISIBLE_WALL,                  EL_EMPTY                },
4089   { EL_INVISIBLE_STEELWALL,             EL_EMPTY                },
4090
4091   { EL_PACMAN,                          EL_YAMYAM               },
4092   { EL_DARK_YAMYAM,                     EL_YAMYAM               },
4093
4094   { EL_BD_MAGIC_WALL,                   EL_MAGIC_WALL           },
4095
4096   { EL_DYNABOMB_INCREASE_NUMBER,        EL_BOMB                 },
4097   { EL_DYNABOMB_INCREASE_SIZE,          EL_BOMB                 },
4098   { EL_DYNABOMB_INCREASE_POWER,         EL_BOMB                 },
4099   { EL_BLACK_ORB,                       EL_BOMB                 },
4100   { EL_DX_SUPABOMB,                     EL_BOMB                 },
4101
4102   { EL_SOKOBAN_OBJECT,                  EL_KEY_1                },
4103   { EL_SOKOBAN_FIELD_EMPTY,             EL_GATE_1_GRAY          },
4104   { EL_SOKOBAN_FIELD_FULL,              EL_GATE_1               },
4105   { EL_SOKOBAN_FIELD_PLAYER,            EL_PLAYER_1             },
4106
4107   { EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY         },
4108   { EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY         },
4109   { EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY         },
4110   { EL_BD_BUTTERFLY_DOWN,               EL_BD_BUTTERFLY         },
4111
4112   { EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY           },
4113   { EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY           },
4114   { EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY           },
4115   { EL_BD_FIREFLY_DOWN,                 EL_BD_FIREFLY           },
4116
4117   { EL_PLAYER_2,                        EL_PLAYER_1             },
4118   { EL_PLAYER_3,                        EL_PLAYER_1             },
4119   { EL_PLAYER_4,                        EL_PLAYER_1             },
4120
4121   { EL_BUG_RIGHT,                       EL_BUG                  },
4122   { EL_BUG_UP,                          EL_BUG                  },
4123   { EL_BUG_LEFT,                        EL_BUG                  },
4124   { EL_BUG_DOWN,                        EL_BUG                  },
4125
4126   { EL_SPACESHIP_RIGHT,                 EL_SPACESHIP            },
4127   { EL_SPACESHIP_UP,                    EL_SPACESHIP            },
4128   { EL_SPACESHIP_LEFT,                  EL_SPACESHIP            },
4129   { EL_SPACESHIP_DOWN,                  EL_SPACESHIP            },
4130
4131   { EL_PACMAN_RIGHT,                    EL_YAMYAM               },
4132   { EL_PACMAN_UP,                       EL_YAMYAM               },
4133   { EL_PACMAN_LEFT,                     EL_YAMYAM               },
4134   { EL_PACMAN_DOWN,                     EL_YAMYAM               },
4135
4136   { -1,                                 -1                      }
4137 };
4138
4139 static struct
4140 {
4141   short element;
4142   char *element_string;
4143 }
4144 forum_sketch_element_strings[] =
4145 {
4146   { EL_PLAYER_1,                "p" },
4147   { EL_EMPTY,                   "_" },
4148   { EL_SAND,                    "s" },
4149   { EL_ROCK,                    "b" },
4150   { EL_EMERALD,                 "e" },
4151   { EL_BUG,                     "u" },
4152   { EL_SPACESHIP,               "h" },
4153   { EL_BD_FIREFLY,              "f" },
4154   { EL_BD_BUTTERFLY,            "b" },
4155   { EL_AMOEBA,                  "a" },
4156   { EL_YAMYAM,                  "y" },
4157   { EL_WALL,                    "w" },
4158   { EL_STEELWALL,               "t" },
4159   { EL_MAGIC_WALL,              "m" },
4160   { EL_EXIT_OPEN,               "x" },
4161   { EL_DYNAMITE,                "d" },
4162   { EL_KEY_1,                   "1" },
4163   { EL_KEY_2,                   "2" },
4164   { EL_KEY_3,                   "3" },
4165   { EL_KEY_4,                   "4" },
4166   { EL_GATE_1,                  "5" },
4167   { EL_GATE_2,                  "6" },
4168   { EL_GATE_3,                  "7" },
4169   { EL_GATE_4,                  "8" },
4170   { EL_GATE_1_GRAY,             "9" },
4171   { EL_BOMB,                    "@" },
4172   { EL_ROBOT,                   "r" },
4173   { EL_ROBOT_WHEEL,             "0" },
4174   { EL_NUT,                     "n" },
4175   { EL_CUSTOM_1,                "c" },
4176   { EL_CHAR_QUESTION,           "?" },
4177
4178   { -1,                         NULL }
4179 };
4180
4181 #endif
4182
4183
4184 /*
4185   -----------------------------------------------------------------------------
4186   functions
4187   -----------------------------------------------------------------------------
4188 */
4189
4190 static int getMaxInfoTextLength()
4191 {
4192   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4193 }
4194
4195 static int getTextWidthForGadget(char *text)
4196 {
4197   if (text == NULL)
4198     return 0;
4199
4200   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4201 }
4202
4203 static int getTextWidthForDrawingArea(char *text)
4204 {
4205   if (text == NULL)
4206     return 0;
4207
4208   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4209 }
4210
4211 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4212 {
4213   return (gi->x + gi->width + getTextWidthForGadget(text));
4214 }
4215
4216 static char *getElementInfoText(int element)
4217 {
4218   char *info_text = NULL;
4219
4220   if (element < NUM_FILE_ELEMENTS)
4221   {
4222     if (strlen(element_info[element].description) > 0)
4223       info_text = element_info[element].description;
4224     else if (element_info[element].custom_description != NULL)
4225       info_text = element_info[element].custom_description;
4226     else if (element_info[element].editor_description != NULL)
4227       info_text = element_info[element].editor_description;
4228   }
4229
4230   if (info_text == NULL)
4231     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4232
4233   return info_text;
4234 }
4235
4236 static void ReinitializeElementList()
4237 {
4238   static boolean initialized = FALSE;
4239   int pos = 0;
4240   int i, j;
4241
4242   checked_free(editor_elements);
4243
4244 #if 0
4245   if (!initialized)
4246 #else
4247   /* reload user defined element list for each invocation of level editor */
4248 #endif
4249   {
4250     /* initialize optional user defined element list */
4251     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4252                                      &num_editor_el_user_defined);
4253
4254     /* initialize list of empty elements (used for padding, if needed) */
4255     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4256       editor_el_empty[i] = EL_EMPTY;
4257
4258     /* do some sanity checks for each element from element list */
4259     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4260     {
4261       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4262       {
4263         int element = (*editor_elements_info[i].element_list)[j];
4264
4265         if (element >= NUM_FILE_ELEMENTS)
4266           Error(ERR_WARN, "editor element %d is runtime element", element);
4267
4268         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4269           Error(ERR_WARN, "no element description for element %d", element);
4270       }
4271     }
4272
4273     initialized = TRUE;
4274   }
4275
4276   num_editor_elements = 0;
4277   use_el_empty = FALSE;
4278
4279   /* determine size of element list */
4280   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4281   {
4282     if (*editor_elements_info[i].setup_value)
4283     {
4284       if (setup.editor.el_headlines)
4285         num_editor_elements += *editor_elements_info[i].headline_list_size;
4286
4287       num_editor_elements += *editor_elements_info[i].element_list_size;
4288     }
4289   }
4290
4291   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4292   {
4293     /* offer at least as many elements as element buttons exist */
4294     use_el_empty = TRUE;
4295     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4296
4297     num_editor_elements += num_editor_el_empty;
4298   }
4299
4300   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4301
4302   /* fill element list */
4303   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4304   {
4305     if (*editor_elements_info[i].setup_value)
4306     {
4307       if (setup.editor.el_headlines)
4308         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4309           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4310
4311       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4312         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4313     }
4314   }
4315
4316   /* correct position of element list scrollbar */
4317   if (element_shift < 0)
4318     element_shift = 0;
4319   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4320     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4321 }
4322
4323 void PrintEditorElementList()
4324 {
4325   boolean *stop = &setup.editor.el_user_defined;
4326   int i, j;
4327
4328   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4329   {
4330     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4331     {
4332       int element = (*editor_elements_info[i].headline_list)[j];
4333
4334       printf("# %s\n", element_info[element].token_name);
4335     }
4336
4337     if (j > 0)
4338       printf("#\n");
4339
4340     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4341     {
4342       int element = (*editor_elements_info[i].element_list)[j];
4343
4344       printf("# %s\n", element_info[element].token_name);
4345     }
4346
4347     if (j > 0)
4348       printf("#\n");
4349   }
4350 }
4351
4352 static void ReinitializeElementListButtons()
4353 {
4354   static boolean last_setup_value_headlines = FALSE;
4355   static boolean initialization_needed = TRUE;
4356   int i;
4357
4358   if (!initialization_needed)   /* check if editor element setup has changed */
4359   {
4360     if (last_setup_value_headlines != setup.editor.el_headlines)
4361       initialization_needed = TRUE;
4362
4363     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4364       if (editor_elements_info[i].last_setup_value !=
4365           *editor_elements_info[i].setup_value)
4366         initialization_needed = TRUE;
4367   }
4368
4369   if (!initialization_needed)
4370     return;
4371
4372   FreeLevelEditorGadgets();
4373   CreateLevelEditorGadgets();
4374
4375   /* store current setup values for next invocation of this function */
4376   last_setup_value_headlines = setup.editor.el_headlines;
4377   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4378     editor_elements_info[i].last_setup_value =
4379       *editor_elements_info[i].setup_value;
4380
4381   initialization_needed = FALSE;
4382 }
4383
4384 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4385                               boolean input)
4386 {
4387   int border_graphic =
4388     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4389   Bitmap *src_bitmap;
4390   int src_x, src_y;
4391   int num_mini_tilex = width  / MINI_TILEX + 1;
4392   int num_mini_tiley = height / MINI_TILEY + 1;
4393   int x, y;
4394
4395   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4396
4397   for (y = 0; y < num_mini_tiley; y++)
4398     for (x = 0; x < num_mini_tilex; x++)
4399       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4400                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4401                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4402
4403   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4404 }
4405
4406 static void DrawDrawingArea(int id)
4407 {
4408   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4409   int x, y;
4410
4411   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4412     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4413                        el2edimg(random_placement_background_element));
4414   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4415     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4416   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4417     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4418                        el2edimg(custom_element.gfx_element));
4419   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4420     for (y = 0; y < 3; y++)
4421       for (x = 0; x < 3; x++)
4422         DrawMiniGraphicExt(drawto,
4423                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4424                            el2edimg(custom_element.content[x][y]));
4425   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4426     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4427                        el2edimg(custom_element.move_enter_element));
4428   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4429     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4430                        el2edimg(custom_element.move_leave_element));
4431   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4432     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4433                        el2edimg(custom_element_change.target_element));
4434   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4435     for (y = 0; y < 3; y++)
4436       for (x = 0; x < 3; x++)
4437         DrawMiniGraphicExt(drawto,
4438                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4439                            el2edimg(custom_element_change.target_content[x][y]));
4440   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4441     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4442                        el2edimg(custom_element_change.trigger_element));
4443   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4444     for (x = 0; x < group_element_info.num_elements; x++)
4445       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4446                          el2edimg(group_element_info.element[x]));
4447   else if (id >= ED_DRAWING_ID_YAMYAM_CONTENT_0 &&
4448            id <= ED_DRAWING_ID_YAMYAM_CONTENT_7)
4449   {
4450     int nr = id - ED_DRAWING_ID_YAMYAM_CONTENT_0;
4451
4452     for (y = 0; y < 3; y++)
4453       for (x = 0; x < 3; x++)
4454         DrawMiniGraphicExt(drawto,
4455                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4456                            el2edimg(level.yamyam_content[nr][x][y]));
4457   }
4458   else if (id >= ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 &&
4459            id <= ED_DRAWING_ID_MAGIC_BALL_CONTENT_7)
4460   {
4461     int nr = id - ED_DRAWING_ID_MAGIC_BALL_CONTENT_0;
4462
4463     for (y = 0; y < 3; y++)
4464       for (x = 0; x < 3; x++)
4465         DrawMiniGraphicExt(drawto,
4466                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4467                            el2edimg(level.ball_content[nr][x][y]));
4468   }
4469 }
4470
4471 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4472 {
4473   int x,y;
4474   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4475   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4476
4477   BlitBitmap(drawto, drawto,
4478              SX + (dx == -1 ? MINI_TILEX : 0),
4479              SY + (dy == -1 ? MINI_TILEY : 0),
4480              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4481              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4482              SX + (dx == +1 ? MINI_TILEX : 0),
4483              SY + (dy == +1 ? MINI_TILEY : 0));
4484   if (dx)
4485   {
4486     x = (dx == 1 ? 0 : ed_fieldx - 1);
4487     for (y = 0; y < ed_fieldy; y++)
4488       DrawMiniElementOrWall(x, y, from_x, from_y);
4489   }
4490   else if (dy)
4491   {
4492     y = (dy == 1 ? 0 : ed_fieldy - 1);
4493     for (x = 0; x < ed_fieldx; x++)
4494       DrawMiniElementOrWall(x, y, from_x, from_y);
4495   }
4496
4497   redraw_mask |= REDRAW_FIELD;
4498   BackToFront();
4499 }
4500
4501 static void CreateControlButtons()
4502 {
4503   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4504   struct GadgetInfo *gi;
4505   unsigned long event_mask;
4506   int i;
4507
4508   /* create toolbox buttons */
4509   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4510   {
4511     int id = i;
4512     int width, height;
4513     int gd_xoffset, gd_yoffset;
4514     int gd_x1, gd_x2, gd_y1, gd_y2;
4515     int button_type;
4516     int radio_button_nr;
4517     boolean checked;
4518
4519     if (id == GADGET_ID_SINGLE_ITEMS ||
4520         id == GADGET_ID_CONNECTED_ITEMS ||
4521         id == GADGET_ID_LINE ||
4522         id == GADGET_ID_ARC ||
4523         id == GADGET_ID_TEXT ||
4524         id == GADGET_ID_RECTANGLE ||
4525         id == GADGET_ID_FILLED_BOX ||
4526         id == GADGET_ID_FLOOD_FILL ||
4527         id == GADGET_ID_GRAB_BRUSH ||
4528         id == GADGET_ID_PICK_ELEMENT ||
4529         id == GADGET_ID_CUSTOM_COPY_FROM ||
4530         id == GADGET_ID_CUSTOM_COPY_TO ||
4531         id == GADGET_ID_CUSTOM_EXCHANGE)
4532     {
4533       button_type = GD_TYPE_RADIO_BUTTON;
4534       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4535       checked = (id == drawing_function ? TRUE : FALSE);
4536       event_mask = GD_EVENT_PRESSED;
4537     }
4538     else
4539     {
4540       button_type = GD_TYPE_NORMAL_BUTTON;
4541       radio_button_nr = RADIO_NR_NONE;
4542       checked = FALSE;
4543
4544       if (id == GADGET_ID_WRAP_LEFT ||
4545           id == GADGET_ID_WRAP_RIGHT ||
4546           id == GADGET_ID_WRAP_UP ||
4547           id == GADGET_ID_WRAP_DOWN)
4548         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4549       else
4550         event_mask = GD_EVENT_RELEASED;
4551     }
4552
4553     if (id < ED_NUM_CTRL1_BUTTONS)
4554     {
4555       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4556       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4557
4558       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4559       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4560       width  = ED_CTRL1_BUTTON_XSIZE;
4561       height = ED_CTRL1_BUTTON_YSIZE;
4562
4563       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4564       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4565       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4566       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4567     }
4568     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4569     {
4570       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4571       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4572
4573       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4574       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4575       width  = ED_CTRL2_BUTTON_XSIZE;
4576       height = ED_CTRL2_BUTTON_YSIZE;
4577
4578       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4579       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4580       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4581       gd_y2 = 0;        /* no alternative graphic for these buttons */
4582     }
4583     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4584     {
4585       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4586       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4587
4588       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4589       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4590       width  = ED_CTRL3_BUTTON_XSIZE;
4591       height = ED_CTRL3_BUTTON_YSIZE;
4592
4593       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4594       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4595       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4596       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4597     }
4598     else
4599     {
4600       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4601       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4602
4603       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4604       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4605       width  = ED_CTRL4_BUTTON_XSIZE;
4606       height = ED_CTRL4_BUTTON_YSIZE;
4607
4608       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4609       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4610       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4611       gd_y2 = 0;        /* no alternative graphic for these buttons */
4612     }
4613
4614     gi = CreateGadget(GDI_CUSTOM_ID, id,
4615                       GDI_CUSTOM_TYPE_ID, i,
4616                       GDI_INFO_TEXT, control_info[i].text,
4617                       GDI_X, EX + gd_xoffset,
4618                       GDI_Y, EY + gd_yoffset,
4619                       GDI_WIDTH, width,
4620                       GDI_HEIGHT, height,
4621                       GDI_TYPE, button_type,
4622                       GDI_STATE, GD_BUTTON_UNPRESSED,
4623                       GDI_RADIO_NR, radio_button_nr,
4624                       GDI_CHECKED, checked,
4625                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4626                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4627                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4628                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4629                       GDI_EVENT_MASK, event_mask,
4630                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4631                       GDI_CALLBACK_ACTION, HandleControlButtons,
4632                       GDI_END);
4633
4634     if (gi == NULL)
4635       Error(ERR_EXIT, "cannot create gadget");
4636
4637     level_editor_gadget[id] = gi;
4638   }
4639
4640   /* create buttons for scrolling of drawing area and element list */
4641   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4642   {
4643     int id = scrollbutton_info[i].gadget_id;
4644     int x, y, width, height;
4645     int gd_x1, gd_x2, gd_y1, gd_y2;
4646
4647     x = scrollbutton_info[i].x;
4648     y = scrollbutton_info[i].y;
4649
4650     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4651
4652     if (id == GADGET_ID_SCROLL_LIST_UP ||
4653         id == GADGET_ID_SCROLL_LIST_DOWN)
4654     {
4655       x += DX;
4656       y += DY;
4657       width = ED_SCROLLBUTTON2_XSIZE;
4658       height = ED_SCROLLBUTTON2_YSIZE;
4659       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4660       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4661       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4662       gd_y2 = gd_y1;
4663     }
4664     else
4665     {
4666       x += SX;
4667       y += SY;
4668       width = ED_SCROLLBUTTON_XSIZE;
4669       height = ED_SCROLLBUTTON_YSIZE;
4670       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4671       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4672       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4673       gd_y2 = gd_y1;
4674     }
4675
4676     gi = CreateGadget(GDI_CUSTOM_ID, id,
4677                       GDI_CUSTOM_TYPE_ID, i,
4678                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4679                       GDI_X, x,
4680                       GDI_Y, y,
4681                       GDI_WIDTH, width,
4682                       GDI_HEIGHT, height,
4683                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4684                       GDI_STATE, GD_BUTTON_UNPRESSED,
4685                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4686                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4687                       GDI_EVENT_MASK, event_mask,
4688                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4689                       GDI_CALLBACK_ACTION, HandleControlButtons,
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   /* create buttons for element list */
4699   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4700   {
4701     Bitmap *deco_bitmap;
4702     int deco_x, deco_y, deco_xpos, deco_ypos;
4703     int gd_xoffset, gd_yoffset;
4704     int gd_x1, gd_x2, gd_y;
4705     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4706     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4707     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4708     int element = editor_elements[i];
4709
4710     event_mask = GD_EVENT_RELEASED;
4711
4712     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4713     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4714
4715     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4716     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4717     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4718
4719     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4720     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4721     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4722
4723     gi = CreateGadget(GDI_CUSTOM_ID, id,
4724                       GDI_CUSTOM_TYPE_ID, i,
4725                       GDI_INFO_TEXT, getElementInfoText(element),
4726                       GDI_X, DX + gd_xoffset,
4727                       GDI_Y, DY + gd_yoffset,
4728                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4729                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4730                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4731                       GDI_STATE, GD_BUTTON_UNPRESSED,
4732                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4733                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4734                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4735                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4736                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4737                       GDI_DECORATION_SHIFTING, 1, 1,
4738                       GDI_EVENT_MASK, event_mask,
4739                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4740                       GDI_CALLBACK_ACTION, HandleControlButtons,
4741                       GDI_END);
4742
4743     if (gi == NULL)
4744       Error(ERR_EXIT, "cannot create gadget");
4745
4746     level_editor_gadget[id] = gi;
4747   }
4748 }
4749
4750 static void CreateCounterButtons()
4751 {
4752   int max_infotext_len = getMaxInfoTextLength();
4753   int i;
4754
4755   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4756   {
4757     int j;
4758     int x = SX + counterbutton_info[i].x;       /* down count button */
4759     int y = SY + counterbutton_info[i].y;
4760
4761     /* determine horizontal position to the right of specified gadget */
4762     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4763       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4764            ED_GADGET_TEXT_DISTANCE);
4765
4766     /* determine horizontal offset for leading text */
4767     if (counterbutton_info[i].text_left != NULL)
4768       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4769
4770     for (j = 0; j < 2; j++)
4771     {
4772       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4773       struct GadgetInfo *gi;
4774       int id = (j == 0 ?
4775                 counterbutton_info[i].gadget_id_down :
4776                 counterbutton_info[i].gadget_id_up);
4777       int gd_xoffset;
4778       int gd_x, gd_x1, gd_x2, gd_y;
4779       int x_size, y_size;
4780       unsigned long event_mask;
4781       char infotext[max_infotext_len + 1];
4782
4783       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4784
4785       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4786       {
4787         int sid = (j == 0 ?
4788                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4789                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4790
4791         event_mask |= GD_EVENT_RELEASED;
4792
4793         if (j == 1)
4794           x += 2 * ED_GADGET_DISTANCE;
4795         y += ED_GADGET_DISTANCE;
4796
4797         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4798         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4799         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4800         x_size = ED_SCROLLBUTTON_XSIZE;
4801         y_size = ED_SCROLLBUTTON_YSIZE;
4802       }
4803       else
4804       {
4805         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4806         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4807         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4808         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4809         x_size = ED_BUTTON_COUNT_XSIZE;
4810         y_size = ED_BUTTON_COUNT_YSIZE;
4811       }
4812
4813       sprintf(infotext, "%s counter value by 1, 5 or 10",
4814               (j == 0 ? "decrease" : "increase"));
4815
4816       gi = CreateGadget(GDI_CUSTOM_ID, id,
4817                         GDI_CUSTOM_TYPE_ID, i,
4818                         GDI_INFO_TEXT, infotext,
4819                         GDI_X, x,
4820                         GDI_Y, y,
4821                         GDI_WIDTH, x_size,
4822                         GDI_HEIGHT, y_size,
4823                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4824                         GDI_STATE, GD_BUTTON_UNPRESSED,
4825                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4826                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4827                         GDI_EVENT_MASK, event_mask,
4828                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4829                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4830                         GDI_END);
4831
4832       if (gi == NULL)
4833         Error(ERR_EXIT, "cannot create gadget");
4834
4835       level_editor_gadget[id] = gi;
4836       right_gadget_border[id] =
4837         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4838
4839       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4840
4841       if (j == 0)
4842       {
4843         int font_type = FONT_INPUT_1;
4844         int font_type_active = FONT_INPUT_1_ACTIVE;
4845         int gd_width = ED_WIN_COUNT_XSIZE;
4846
4847         id = counterbutton_info[i].gadget_id_text;
4848         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4849
4850         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4851         {
4852           font_type = FONT_LEVEL_NUMBER;
4853           font_type_active = FONT_LEVEL_NUMBER;
4854
4855           x += 2 * ED_GADGET_DISTANCE;
4856           y -= ED_GADGET_DISTANCE;
4857
4858           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4859           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4860           gd_width = ED_WIN_COUNT2_XSIZE;
4861         }
4862         else
4863         {
4864           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4865           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4866         }
4867
4868         gi = CreateGadget(GDI_CUSTOM_ID, id,
4869                           GDI_CUSTOM_TYPE_ID, i,
4870                           GDI_INFO_TEXT, "enter counter value",
4871                           GDI_X, x,
4872                           GDI_Y, y,
4873                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4874                           GDI_NUMBER_VALUE, 0,
4875                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4876                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4877                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4878                           GDI_TEXT_FONT, font_type,
4879                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4880                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4881                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4882                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4883                           GDI_DESIGN_WIDTH, gd_width,
4884                           GDI_EVENT_MASK, event_mask,
4885                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4886                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4887                           GDI_END);
4888
4889         if (gi == NULL)
4890           Error(ERR_EXIT, "cannot create gadget");
4891
4892         level_editor_gadget[id] = gi;
4893         right_gadget_border[id] =
4894           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4895
4896         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4897       }
4898     }
4899   }
4900 }
4901
4902 static void CreateDrawingAreas()
4903 {
4904   int i;
4905
4906   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4907   {
4908     struct GadgetInfo *gi;
4909     unsigned long event_mask;
4910     int id = drawingarea_info[i].gadget_id;
4911     int x = SX + drawingarea_info[i].x;
4912     int y = SY + drawingarea_info[i].y;
4913     int area_xsize = drawingarea_info[i].area_xsize;
4914     int area_ysize = drawingarea_info[i].area_ysize;
4915
4916     event_mask =
4917       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4918       GD_EVENT_OFF_BORDERS;
4919
4920     /* determine horizontal position to the right of specified gadget */
4921     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4922       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4923            ED_DRAWINGAREA_TEXT_DISTANCE);
4924
4925     /* determine horizontal offset for leading text */
4926     if (drawingarea_info[i].text_left != NULL)
4927       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4928
4929     gi = CreateGadget(GDI_CUSTOM_ID, id,
4930                       GDI_CUSTOM_TYPE_ID, i,
4931                       GDI_X, x,
4932                       GDI_Y, y,
4933                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4934                       GDI_AREA_SIZE, area_xsize, area_ysize,
4935                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4936                       GDI_EVENT_MASK, event_mask,
4937                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4938                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4939                       GDI_END);
4940
4941     if (gi == NULL)
4942       Error(ERR_EXIT, "cannot create gadget");
4943
4944     level_editor_gadget[id] = gi;
4945     right_gadget_border[id] =
4946       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4947   }
4948 }
4949
4950 static void CreateTextInputGadgets()
4951 {
4952   int max_infotext_len = getMaxInfoTextLength();
4953   int i;
4954
4955   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4956   {
4957     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4958     int gd_x, gd_y;
4959     struct GadgetInfo *gi;
4960     unsigned long event_mask;
4961     char infotext[MAX_OUTPUT_LINESIZE + 1];
4962     int id = textinput_info[i].gadget_id;
4963
4964     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4965
4966     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4967     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4968
4969     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4970     infotext[max_infotext_len] = '\0';
4971
4972     gi = CreateGadget(GDI_CUSTOM_ID, id,
4973                       GDI_CUSTOM_TYPE_ID, i,
4974                       GDI_INFO_TEXT, infotext,
4975                       GDI_X, SX + textinput_info[i].x,
4976                       GDI_Y, SY + textinput_info[i].y,
4977                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4978                       GDI_TEXT_VALUE, textinput_info[i].value,
4979                       GDI_TEXT_SIZE, textinput_info[i].size,
4980                       GDI_TEXT_FONT, FONT_INPUT_1,
4981                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4982                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4983                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4984                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4985                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4986                       GDI_EVENT_MASK, event_mask,
4987                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4988                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4989                       GDI_END);
4990
4991     if (gi == NULL)
4992       Error(ERR_EXIT, "cannot create gadget");
4993
4994     level_editor_gadget[id] = gi;
4995   }
4996 }
4997
4998 static void CreateTextAreaGadgets()
4999 {
5000   int max_infotext_len = getMaxInfoTextLength();
5001   int i;
5002
5003   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
5004   {
5005     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5006     int gd_x, gd_y;
5007     struct GadgetInfo *gi;
5008     unsigned long event_mask;
5009     char infotext[MAX_OUTPUT_LINESIZE + 1];
5010     int id = textarea_info[i].gadget_id;
5011     int area_xsize = textarea_info[i].xsize;
5012     int area_ysize = textarea_info[i].ysize;
5013
5014     event_mask = GD_EVENT_TEXT_LEAVING;
5015
5016     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5017     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5018
5019     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
5020     infotext[max_infotext_len] = '\0';
5021
5022     gi = CreateGadget(GDI_CUSTOM_ID, id,
5023                       GDI_CUSTOM_TYPE_ID, i,
5024                       GDI_INFO_TEXT, infotext,
5025                       GDI_X, SX + textarea_info[i].x,
5026                       GDI_Y, SY + textarea_info[i].y,
5027                       GDI_TYPE, GD_TYPE_TEXT_AREA,
5028                       GDI_AREA_SIZE, area_xsize, area_ysize,
5029                       GDI_TEXT_FONT, FONT_INPUT_1,
5030                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5031                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5032                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5033                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5034                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5035                       GDI_EVENT_MASK, event_mask,
5036                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5037                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
5038                       GDI_END);
5039
5040     if (gi == NULL)
5041       Error(ERR_EXIT, "cannot create gadget");
5042
5043     level_editor_gadget[id] = gi;
5044   }
5045 }
5046
5047 static void CreateSelectboxGadgets()
5048 {
5049   int max_infotext_len = getMaxInfoTextLength();
5050   int i, j;
5051
5052   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5053   {
5054     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5055     int gd_x, gd_y;
5056     struct GadgetInfo *gi;
5057     unsigned long event_mask;
5058     char infotext[MAX_OUTPUT_LINESIZE + 1];
5059     int id = selectbox_info[i].gadget_id;
5060     int x = SX + selectbox_info[i].x;
5061     int y = SY + selectbox_info[i].y;
5062
5063     if (selectbox_info[i].size == -1)   /* dynamically determine size */
5064     {
5065       /* (we cannot use -1 for uninitialized values if we directly compare
5066          with results from strlen(), because the '<' and '>' operation will
5067          implicitely cast -1 to an unsigned integer value!) */
5068       selectbox_info[i].size = 0;
5069
5070       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
5071         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
5072           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
5073
5074       selectbox_info[i].size++;         /* add one character empty space */
5075     }
5076
5077     event_mask = GD_EVENT_RELEASED |
5078       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5079
5080     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
5081     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
5082
5083     /* determine horizontal position to the right of specified gadget */
5084     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
5085       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
5086            ED_GADGET_TEXT_DISTANCE);
5087
5088     /* determine horizontal offset for leading text */
5089     if (selectbox_info[i].text_left != NULL)
5090       x += getTextWidthForGadget(selectbox_info[i].text_left);
5091
5092     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
5093     infotext[max_infotext_len] = '\0';
5094
5095     gi = CreateGadget(GDI_CUSTOM_ID, id,
5096                       GDI_CUSTOM_TYPE_ID, i,
5097                       GDI_INFO_TEXT, infotext,
5098                       GDI_X, x,
5099                       GDI_Y, y,
5100                       GDI_TYPE, GD_TYPE_SELECTBOX,
5101                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
5102                       GDI_TEXT_SIZE, selectbox_info[i].size,
5103                       GDI_TEXT_FONT, FONT_INPUT_1,
5104                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5105                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5106                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5107                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5108                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
5109                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5110                       GDI_EVENT_MASK, event_mask,
5111                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5112                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
5113                       GDI_END);
5114
5115     if (gi == NULL)
5116       Error(ERR_EXIT, "cannot create gadget");
5117
5118     level_editor_gadget[id] = gi;
5119     right_gadget_border[id] =
5120       getRightGadgetBorder(gi, selectbox_info[i].text_right);
5121   }
5122 }
5123
5124 static void CreateTextbuttonGadgets()
5125 {
5126   int max_infotext_len = getMaxInfoTextLength();
5127   int i;
5128
5129   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
5130   {
5131     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5132     int gd_x1, gd_x2, gd_y1, gd_y2;
5133     struct GadgetInfo *gi;
5134     unsigned long event_mask;
5135     char infotext[MAX_OUTPUT_LINESIZE + 1];
5136     int id = textbutton_info[i].gadget_id;
5137     int x = SX + textbutton_info[i].x;
5138     int y = SY + textbutton_info[i].y;
5139
5140     if (textbutton_info[i].size == -1)  /* dynamically determine size */
5141       textbutton_info[i].size = strlen(textbutton_info[i].text);
5142
5143     event_mask = GD_EVENT_RELEASED;
5144
5145     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
5146     {
5147       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
5148       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
5149       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
5150       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
5151     }
5152     else
5153     {
5154       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
5155       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
5156       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
5157       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
5158     }
5159
5160     sprintf(infotext, "%s", textbutton_info[i].infotext);
5161     infotext[max_infotext_len] = '\0';
5162
5163     /* determine horizontal position to the right of specified gadget */
5164     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5165       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
5166            ED_GADGET_TEXT_DISTANCE);
5167
5168     /* determine horizontal offset for leading text */
5169     if (textbutton_info[i].text_left != NULL)
5170       x += getTextWidthForGadget(textbutton_info[i].text_left);
5171
5172     gi = CreateGadget(GDI_CUSTOM_ID, id,
5173                       GDI_CUSTOM_TYPE_ID, i,
5174                       GDI_INFO_TEXT, infotext,
5175                       GDI_X, x,
5176                       GDI_Y, y,
5177                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
5178                       GDI_TEXT_VALUE, textbutton_info[i].text,
5179                       GDI_TEXT_SIZE, textbutton_info[i].size,
5180                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
5181                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
5182                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5183                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5184                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5185                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
5186                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5187                       GDI_DECORATION_SHIFTING, 1, 1,
5188                       GDI_EVENT_MASK, event_mask,
5189                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5190                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
5191                       GDI_END);
5192
5193     if (gi == NULL)
5194       Error(ERR_EXIT, "cannot create gadget");
5195
5196     level_editor_gadget[id] = gi;
5197     right_gadget_border[id] =
5198       getRightGadgetBorder(gi, textbutton_info[i].text_right);
5199   }
5200 }
5201
5202 static void CreateGraphicbuttonGadgets()
5203 {
5204   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5205   struct GadgetInfo *gi;
5206   unsigned long event_mask;
5207   int i;
5208
5209   /* create buttons for scrolling of drawing area and element list */
5210   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
5211   {
5212     int id = graphicbutton_info[i].gadget_id;
5213     int gd_x1, gd_x2, gd_y1, gd_y2;
5214     int x = SX + graphicbutton_info[i].x;
5215     int y = SY + graphicbutton_info[i].y;
5216
5217     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5218
5219     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
5220     {
5221       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
5222       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5223       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
5224       gd_y2 = gd_y1;
5225     }
5226     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5227     {
5228       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5229       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5230       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5231       gd_y2 = gd_y1;
5232     }
5233
5234     /* determine horizontal position to the right of specified gadget */
5235     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5236       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5237            ED_GADGET_TEXT_DISTANCE);
5238
5239     /* determine horizontal offset for leading text */
5240     if (graphicbutton_info[i].text_left != NULL)
5241       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5242
5243     gi = CreateGadget(GDI_CUSTOM_ID, id,
5244                       GDI_CUSTOM_TYPE_ID, i,
5245                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5246                       GDI_X, x,
5247                       GDI_Y, y,
5248                       GDI_WIDTH, graphicbutton_info[i].width,
5249                       GDI_HEIGHT, graphicbutton_info[i].height,
5250                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5251                       GDI_STATE, GD_BUTTON_UNPRESSED,
5252                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5253                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5254                       GDI_EVENT_MASK, event_mask,
5255                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5256                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5257                       GDI_END);
5258
5259     if (gi == NULL)
5260       Error(ERR_EXIT, "cannot create gadget");
5261
5262     level_editor_gadget[id] = gi;
5263     right_gadget_border[id] =
5264       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5265   }
5266 }
5267
5268 static void CreateScrollbarGadgets()
5269 {
5270   int i;
5271
5272   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5273   {
5274     int id = scrollbar_info[i].gadget_id;
5275     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5276     int gd_x1, gd_x2, gd_y1, gd_y2;
5277     struct GadgetInfo *gi;
5278     int items_max, items_visible, item_position;
5279     unsigned long event_mask;
5280
5281     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5282     {
5283       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5284       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5285       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5286     }
5287     else        /* drawing area scrollbars */
5288     {
5289       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5290       {
5291         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5292         items_visible = ed_fieldx;
5293         item_position = 0;
5294       }
5295       else
5296       {
5297         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5298         items_visible = ed_fieldy;
5299         item_position = 0;
5300       }
5301     }
5302
5303     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5304
5305     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5306     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5307                       scrollbar_info[i].height : scrollbar_info[i].width));
5308     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5309     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5310
5311     gi = CreateGadget(GDI_CUSTOM_ID, id,
5312                       GDI_CUSTOM_TYPE_ID, i,
5313                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5314                       GDI_X, scrollbar_info[i].x,
5315                       GDI_Y, scrollbar_info[i].y,
5316                       GDI_WIDTH, scrollbar_info[i].width,
5317                       GDI_HEIGHT, scrollbar_info[i].height,
5318                       GDI_TYPE, scrollbar_info[i].type,
5319                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5320                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5321                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5322                       GDI_STATE, GD_BUTTON_UNPRESSED,
5323                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5324                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5325                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5326                       GDI_EVENT_MASK, event_mask,
5327                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5328                       GDI_CALLBACK_ACTION, HandleControlButtons,
5329                       GDI_END);
5330
5331     if (gi == NULL)
5332       Error(ERR_EXIT, "cannot create gadget");
5333
5334     level_editor_gadget[id] = gi;
5335   }
5336 }
5337
5338 static void CreateCheckbuttonGadgets()
5339 {
5340   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5341   struct GadgetInfo *gi;
5342   unsigned long event_mask;
5343   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5344   int i;
5345
5346   event_mask = GD_EVENT_PRESSED;
5347
5348   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5349   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5350   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5351   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5352   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5353
5354   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5355   {
5356     int id = checkbutton_info[i].gadget_id;
5357     int x = SX + checkbutton_info[i].x;
5358     int y = SY + checkbutton_info[i].y;
5359
5360     if (id == GADGET_ID_STICK_ELEMENT)
5361       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5362     else
5363       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5364
5365     /* determine horizontal position to the right of specified gadget */
5366     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5367       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5368            ED_GADGET_TEXT_DISTANCE);
5369
5370     /* determine horizontal offset for leading text */
5371     if (checkbutton_info[i].text_left != NULL)
5372       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5373
5374     gi = CreateGadget(GDI_CUSTOM_ID, id,
5375                       GDI_CUSTOM_TYPE_ID, i,
5376                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5377                       GDI_X, x,
5378                       GDI_Y, y,
5379                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5380                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5381                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5382                       GDI_CHECKED, *checkbutton_info[i].value,
5383                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5384                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5385                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5386                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5387                       GDI_EVENT_MASK, event_mask,
5388                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5389                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5390                       GDI_END);
5391
5392     if (gi == NULL)
5393       Error(ERR_EXIT, "cannot create gadget");
5394
5395     level_editor_gadget[id] = gi;
5396     right_gadget_border[id] =
5397       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5398   }
5399 }
5400
5401 static void CreateRadiobuttonGadgets()
5402 {
5403   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5404   struct GadgetInfo *gi;
5405   unsigned long event_mask;
5406   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5407   int i;
5408
5409   event_mask = GD_EVENT_PRESSED;
5410
5411   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5412   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5413   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5414   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5415   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5416
5417   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5418   {
5419     int id = radiobutton_info[i].gadget_id;
5420     int x = SX + radiobutton_info[i].x;
5421     int y = SY + radiobutton_info[i].y;
5422
5423     int checked =
5424       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5425
5426     /* determine horizontal position to the right of specified gadget */
5427     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5428       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5429            ED_GADGET_TEXT_DISTANCE);
5430
5431     /* determine horizontal offset for leading text */
5432     if (radiobutton_info[i].text_left != NULL)
5433       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5434
5435     gi = CreateGadget(GDI_CUSTOM_ID, id,
5436                       GDI_CUSTOM_TYPE_ID, i,
5437                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5438                       GDI_X, x,
5439                       GDI_Y, y,
5440                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5441                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5442                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5443                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5444                       GDI_CHECKED, checked,
5445                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5446                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5447                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5448                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5449                       GDI_EVENT_MASK, event_mask,
5450                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5451                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5452                       GDI_END);
5453
5454     if (gi == NULL)
5455       Error(ERR_EXIT, "cannot create gadget");
5456
5457     level_editor_gadget[id] = gi;
5458     right_gadget_border[id] =
5459       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5460   }
5461 }
5462
5463 void CreateLevelEditorGadgets()
5464 {
5465   int old_game_status = game_status;
5466
5467   /* setting 'game_status' is needed to get the right fonts for the editor */
5468   game_status = GAME_MODE_EDITOR;
5469
5470   ReinitializeElementList();
5471
5472   CreateControlButtons();
5473   CreateScrollbarGadgets();
5474
5475   /* order of function calls is important because of cross-references */
5476   CreateCheckbuttonGadgets();
5477   CreateCounterButtons();
5478   CreateRadiobuttonGadgets();
5479   CreateTextInputGadgets();
5480   CreateTextAreaGadgets();
5481   CreateSelectboxGadgets();
5482   CreateGraphicbuttonGadgets();
5483   CreateTextbuttonGadgets();
5484   CreateDrawingAreas();
5485
5486   game_status = old_game_status;
5487 }
5488
5489 void FreeLevelEditorGadgets()
5490 {
5491   int i;
5492
5493   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5494     FreeGadget(level_editor_gadget[i]);
5495 }
5496
5497 static void MapCounterButtons(int id)
5498 {
5499   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5500   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5501   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5502   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5503   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5504   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5505 #if 0
5506   char infotext[MAX_OUTPUT_LINESIZE + 1];
5507   int max_infotext_len = getMaxInfoTextLength();
5508   int xoffset_left = 0;
5509   int yoffset_left = ED_BORDER_SIZE;
5510   int xoffset_right = getCounterGadgetWidth();
5511   int yoffset_right = ED_BORDER_SIZE;
5512 #else
5513   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5514   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5515   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5516   int yoffset = ED_BORDER_SIZE;
5517   int x_left = gi_down->x - xoffset_left;
5518   int x_right = gi_up->x + gi_up->width + xoffset_right;
5519   int y_above = gi_down->y - yoffset_above;
5520   int x = gi_down->x;
5521   int y;        /* set after gadget position was modified */
5522 #endif
5523
5524   /* set position for "value1/value2" counter gadgets (score in most cases) */
5525   if (id == ED_COUNTER_ID_ELEMENT_VALUE1 ||
5526       id == ED_COUNTER_ID_ELEMENT_VALUE2)
5527   {
5528     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5529     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5530     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5531   }
5532
5533   y = gi_up->y + yoffset;
5534
5535   if (counterbutton_info[id].text_above)
5536     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5537
5538   if (counterbutton_info[id].text_left)
5539     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5540
5541   if (counterbutton_info[id].text_right)
5542     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5543
5544   ModifyEditorCounter(id, *counterbutton_info[id].value);
5545
5546   MapGadget(gi_down);
5547   MapGadget(gi_text);
5548   MapGadget(gi_up);
5549 }
5550
5551 static void MapControlButtons()
5552 {
5553   int counter_id;
5554   int i;
5555
5556   /* map toolbox buttons (excluding special CE toolbox buttons) */
5557   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5558     MapGadget(level_editor_gadget[i]);
5559
5560   /* map buttons to select elements */
5561   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5562     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5563   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5564   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5565   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5566
5567   /* map buttons to select level */
5568   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5569   ModifyEditorCounterLimits(counter_id,
5570                             leveldir_current->first_level,
5571                             leveldir_current->last_level);
5572   MapCounterButtons(counter_id);
5573 }
5574
5575 static void MapDrawingArea(int id)
5576 {
5577   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5578   int area_xsize = gi->drawing.area_xsize;
5579   int area_ysize = gi->drawing.area_ysize;
5580   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5581   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5582   int x_left  = gi->x - xoffset_left;
5583   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5584   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5585   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5586   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5587
5588   if (drawingarea_info[id].text_left)
5589     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5590
5591   if (drawingarea_info[id].text_right)
5592     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5593
5594   if (drawingarea_info[id].text_below)
5595     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5596
5597   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5598   {
5599     DrawElementBorder(gi->x, gi->y,
5600                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5601
5602     DrawDrawingArea(id);
5603   }
5604
5605   MapGadget(gi);
5606 }
5607
5608 static void MapTextInputGadget(int id)
5609 {
5610   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5611   int xoffset_above = 0;
5612   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5613   int x_above = textinput_info[id].x + xoffset_above;
5614   int y_above = textinput_info[id].y + yoffset_above;
5615
5616   if (textinput_info[id].text_above)
5617     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5618
5619   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5620
5621   MapGadget(gi);
5622 }
5623
5624 static void MapTextAreaGadget(int id)
5625 {
5626   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5627   int xoffset_above = 0;
5628   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5629   int x_above = textarea_info[id].x + xoffset_above;
5630   int y_above = textarea_info[id].y + yoffset_above;
5631
5632   if (textarea_info[id].text_above)
5633     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5634
5635   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5636
5637   MapGadget(gi);
5638 }
5639
5640 static void MapSelectboxGadget(int id)
5641 {
5642   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5643   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5644   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5645   int yoffset = ED_BORDER_SIZE;
5646   int x_left = gi->x - xoffset_left;
5647   int x_right = gi->x + gi->width + xoffset_right;
5648   int y = gi->y + yoffset;
5649
5650   if (selectbox_info[id].text_left)
5651     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5652
5653   if (selectbox_info[id].text_right)
5654     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5655
5656   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5657
5658   MapGadget(gi);
5659 }
5660
5661 static void MapTextbuttonGadget(int id)
5662 {
5663   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5664   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5665   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5666   int yoffset = ED_BORDER_SIZE;
5667   int x_left = gi->x - xoffset_left;
5668   int x_right = gi->x + gi->width + xoffset_right;
5669   int y = gi->y + yoffset;
5670
5671   /* only show button to delete change pages when more than minimum pages */
5672   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5673       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5674     return;
5675
5676   if (textbutton_info[id].text_left)
5677     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5678
5679   if (textbutton_info[id].text_right)
5680     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5681
5682   MapGadget(gi);
5683 }
5684
5685 static void MapGraphicbuttonGadget(int id)
5686 {
5687   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5688   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5689   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5690   int yoffset = ED_BORDER_SIZE;
5691   int x_left = gi->x - xoffset_left;
5692   int x_right = gi->x + gi->width + xoffset_right;
5693   int y = gi->y + yoffset;
5694
5695   if (graphicbutton_info[id].text_left)
5696     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5697
5698   if (graphicbutton_info[id].text_right)
5699     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5700
5701   MapGadget(gi);
5702 }
5703
5704 static void MapRadiobuttonGadget(int id)
5705 {
5706   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5707   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5708   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5709   int yoffset = ED_BORDER_SIZE;
5710   int x_left = gi->x - xoffset_left;
5711   int x_right = gi->x + gi->width + xoffset_right;
5712   int y = gi->y + yoffset;
5713   boolean checked =
5714     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5715
5716   if (radiobutton_info[id].text_left)
5717     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5718
5719   if (radiobutton_info[id].text_right)
5720     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5721
5722   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5723
5724   MapGadget(gi);
5725 }
5726
5727 static void MapCheckbuttonGadget(int id)
5728 {
5729   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5730   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5731   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5732   int yoffset = ED_BORDER_SIZE;
5733   int x_left, x_right, y;       /* set after gadget position was modified */
5734
5735   /* set position for gadgets with dynamically determined position */
5736   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5737     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5738   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5739
5740   x_left = gi->x - xoffset_left;
5741   x_right = gi->x + gi->width + xoffset_right;
5742   y = gi->y + yoffset;
5743
5744   if (checkbutton_info[id].text_left)
5745     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5746
5747   if (checkbutton_info[id].text_right)
5748     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5749
5750   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5751
5752   MapGadget(gi);
5753 }
5754
5755 static void MapMainDrawingArea()
5756 {
5757   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5758   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5759   int i;
5760
5761   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5762   {
5763     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5764           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5765          no_horizontal_scrollbar) ||
5766         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5767           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5768          no_vertical_scrollbar))
5769       continue;
5770
5771     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5772   }
5773
5774   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5775   {
5776     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5777         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5778       continue;
5779
5780     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5781   }
5782
5783   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5784 }
5785
5786 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5787 {
5788   int i;
5789
5790   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5791   {
5792     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5793         i == GADGET_ID_CUSTOM_COPY_TO ||
5794         i == GADGET_ID_CUSTOM_EXCHANGE ||
5795         i == GADGET_ID_CUSTOM_COPY ||
5796         i == GADGET_ID_CUSTOM_PASTE)
5797     {
5798       if (map)
5799         MapGadget(level_editor_gadget[i]);
5800       else
5801         UnmapGadget(level_editor_gadget[i]);
5802     }
5803   }
5804 }
5805
5806 static void MapLevelEditorToolboxCustomGadgets()
5807 {
5808   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5809 }
5810
5811 static void UnmapLevelEditorToolboxCustomGadgets()
5812 {
5813   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5814 }
5815
5816 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5817 {
5818   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5819   int i;
5820
5821   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5822   {
5823     if (i != GADGET_ID_SINGLE_ITEMS &&
5824         i != GADGET_ID_PROPERTIES &&
5825         i != GADGET_ID_PICK_ELEMENT)
5826     {
5827       struct GadgetInfo *gi = level_editor_gadget[i];
5828
5829       if (map)
5830         MapGadget(gi);
5831       else
5832       {
5833         UnmapGadget(gi);
5834
5835         BlitBitmap(gd_bitmap, drawto,
5836                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5837                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5838                    gi->width, gi->height, gi->x, gi->y);
5839
5840         redraw_mask |= REDRAW_DOOR_3;
5841       }
5842     }
5843   }
5844 }
5845
5846 static void MapLevelEditorToolboxDrawingGadgets()
5847 {
5848   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5849 }
5850
5851 static void UnmapLevelEditorToolboxDrawingGadgets()
5852 {
5853   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5854 }
5855
5856 static void UnmapDrawingArea(int id)
5857 {
5858   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5859 }
5860
5861 static void UnmapLevelEditorWindowGadgets()
5862 {
5863   int i;
5864
5865   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5866     if (level_editor_gadget[i]->x < SX + SXSIZE)
5867       UnmapGadget(level_editor_gadget[i]);
5868 }
5869
5870 void UnmapLevelEditorGadgets()
5871 {
5872   int i;
5873
5874   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5875     UnmapGadget(level_editor_gadget[i]);
5876 }
5877
5878 static void ResetUndoBuffer()
5879 {
5880   undo_buffer_position = -1;
5881   undo_buffer_steps = -1;
5882   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5883
5884   level.changed = FALSE;
5885 }
5886
5887 static void DrawEditModeWindow()
5888 {
5889   ModifyEditorElementList();
5890   RedrawDrawingElements();
5891
5892   if (edit_mode == ED_MODE_INFO)
5893     DrawLevelInfoWindow();
5894   else if (edit_mode == ED_MODE_PROPERTIES)
5895     DrawPropertiesWindow();
5896   else  /* edit_mode == ED_MODE_DRAWING */
5897     DrawDrawingWindow();
5898 }
5899
5900 static boolean LevelChanged()
5901 {
5902   boolean field_changed = FALSE;
5903   int x, y;
5904
5905   if (leveldir_current->readonly)
5906     return FALSE;
5907
5908   for (y = 0; y < lev_fieldy; y++)
5909     for (x = 0; x < lev_fieldx; x++)
5910       if (Feld[x][y] != level.field[x][y])
5911         field_changed = TRUE;
5912
5913   return (level.changed || field_changed);
5914 }
5915
5916 static boolean LevelContainsPlayer()
5917 {
5918   boolean player_found = FALSE;
5919   int x, y;
5920
5921   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5922
5923   for (y = 0; y < lev_fieldy; y++)
5924     for (x = 0; x < lev_fieldx; x++)
5925       if (Feld[x][y] == EL_PLAYER_1 ||
5926           Feld[x][y] == EL_SP_MURPHY)
5927         player_found = TRUE;
5928
5929   return player_found;
5930 }
5931
5932 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5933                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5934 {
5935   int x, y;
5936
5937   for (x = 0; x < lev_fieldx; x++)
5938     for (y = 0; y < lev_fieldy; y++)
5939       dst[x][y] = src[x][y];
5940 }
5941
5942 static int setSelectboxValue(int selectbox_id, int new_value)
5943 {
5944   int new_index_value = 0;
5945   int i;
5946
5947   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5948     if (selectbox_info[selectbox_id].options[i].value == new_value)
5949       new_index_value = i;
5950
5951   *selectbox_info[selectbox_id].value =
5952     selectbox_info[selectbox_id].options[new_index_value].value;
5953
5954   return new_index_value;
5955 }
5956
5957 static void copy_custom_element_settings(int element_from, int element_to)
5958 {
5959 #if 0
5960   struct ElementInfo ei_to_old = element_info[element_to];
5961   struct ElementInfo *ei_from = &element_info[element_from];
5962   struct ElementInfo *ei_to = &element_info[element_to];
5963   int i;
5964
5965   /* ---------- copy whole element structure ---------- */
5966   *ei_to = *ei_from;
5967
5968   /* ---------- restore structure pointers which cannot be copied ---------- */
5969   ei_to->token_name         = ei_to_old.token_name;
5970   ei_to->class_name         = ei_to_old.class_name;
5971   ei_to->editor_description = ei_to_old.editor_description;
5972   ei_to->custom_description = ei_to_old.custom_description;
5973   ei_to->change_page        = ei_to_old.change_page;
5974   ei_to->change             = ei_to_old.change;
5975   ei_to->group              = ei_to_old.group;
5976
5977   /* ---------- copy element base properties ---------- */
5978   Properties[element_to][EP_BITFIELD_BASE] =
5979     Properties[element_from][EP_BITFIELD_BASE];
5980
5981   /* ---------- reinitialize and copy change pages ---------- */
5982   setElementChangePages(ei_to, ei_to->num_change_pages);
5983
5984   for (i=0; i < ei_to->num_change_pages; i++)
5985     ei_to->change_page[i] = ei_from->change_page[i];
5986
5987   /* ---------- copy group element info ---------- */
5988   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5989     *ei_to->group = *ei_from->group;
5990
5991 #else
5992
5993   struct ElementInfo *ei_from = &element_info[element_from];
5994   struct ElementInfo *ei_to = &element_info[element_to];
5995   int i, x, y;
5996
5997   /* ---------- copy element description ---------- */
5998   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5999     ei_to->description[i] = ei_from->description[i];
6000
6001   /* ---------- copy element base properties ---------- */
6002   Properties[element_to][EP_BITFIELD_BASE] =
6003     Properties[element_from][EP_BITFIELD_BASE];
6004
6005   /* ---------- copy custom property values ---------- */
6006
6007   ei_to->use_gfx_element = ei_from->use_gfx_element;
6008   ei_to->gfx_element = ei_from->gfx_element;
6009
6010   ei_to->access_direction = ei_from->access_direction;
6011
6012   ei_to->collect_score = ei_from->collect_score;
6013   ei_to->collect_count = ei_from->collect_count;
6014
6015   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
6016   ei_to->push_delay_random = ei_from->push_delay_random;
6017   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
6018   ei_to->drop_delay_random = ei_from->drop_delay_random;
6019   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
6020   ei_to->move_delay_random = ei_from->move_delay_random;
6021
6022   ei_to->move_pattern = ei_from->move_pattern;
6023   ei_to->move_direction_initial = ei_from->move_direction_initial;
6024   ei_to->move_stepsize = ei_from->move_stepsize;
6025
6026   ei_to->move_enter_element = ei_from->move_enter_element;
6027   ei_to->move_leave_element = ei_from->move_leave_element;
6028   ei_to->move_leave_type = ei_from->move_leave_type;
6029
6030   ei_to->slippery_type = ei_from->slippery_type;
6031
6032   for (y = 0; y < 3; y++)
6033     for (x = 0; x < 3; x++)
6034       ei_to->content[x][y] = ei_from->content[x][y];
6035
6036   ei_to->explosion_type = ei_from->explosion_type;
6037   ei_to->explosion_delay = ei_from->explosion_delay;
6038   ei_to->ignition_delay = ei_from->ignition_delay;
6039
6040   /* ---------- reinitialize and copy change pages ---------- */
6041
6042   ei_to->num_change_pages = ei_from->num_change_pages;
6043   ei_to->current_change_page = ei_from->current_change_page;
6044
6045   setElementChangePages(ei_to, ei_to->num_change_pages);
6046
6047   for (i=0; i < ei_to->num_change_pages; i++)
6048     ei_to->change_page[i] = ei_from->change_page[i];
6049
6050   /* ---------- copy group element info ---------- */
6051   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
6052     *ei_to->group = *ei_from->group;
6053
6054 #endif
6055
6056   /* mark this custom element as modified */
6057   ei_to->modified_settings = TRUE;
6058 }
6059
6060 static void replace_custom_element_in_settings(int element_from,
6061                                                int element_to)
6062 {
6063   int i, j, x, y;
6064
6065   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
6066   {
6067     struct ElementInfo *ei = &element_info[i];
6068
6069     for (y = 0; y < 3; y++)
6070       for (x = 0; x < 3; x++)
6071         if (ei->content[x][y] == element_from)
6072           ei->content[x][y] = element_to;
6073
6074     for (j = 0; j < ei->num_change_pages; j++)
6075     {
6076       struct ElementChangeInfo *change = &ei->change_page[j];
6077
6078       if (change->target_element == element_from)
6079         change->target_element = element_to;
6080
6081       if (change->trigger_element == element_from)
6082         change->trigger_element = element_to;
6083
6084       for (y = 0; y < 3; y++)
6085         for (x = 0; x < 3; x++)
6086           if (change->target_content[x][y] == element_from)
6087             change->target_content[x][y] = element_to;
6088     }
6089
6090     if (ei->group != NULL)                              /* group or internal */
6091       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
6092         if (ei->group->element[j] == element_from)
6093           ei->group->element[j] = element_to;
6094   }
6095 }
6096
6097 static void replace_custom_element_in_playfield(int element_from,
6098                                                 int element_to)
6099 {
6100   int x, y;
6101
6102   for (x = 0; x < lev_fieldx; x++)
6103     for (y = 0; y < lev_fieldy; y++)
6104       if (Feld[x][y] == element_from)
6105         Feld[x][y] = element_to;
6106 }
6107
6108 static boolean CopyCustomElement(int element_old, int element_new,
6109                                  int copy_mode)
6110 {
6111   if (copy_mode == GADGET_ID_CUSTOM_COPY)
6112   {
6113     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
6114                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6115     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6116   }
6117   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
6118   {
6119     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
6120                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6121     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6122
6123     level.changed = TRUE;
6124   }
6125   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
6126   {
6127     Request("Please choose custom element !", REQ_CONFIRM);
6128
6129     return FALSE;
6130   }
6131   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
6132   {
6133     Request("Please choose group element !", REQ_CONFIRM);
6134
6135     return FALSE;
6136   }
6137   else
6138   {
6139     level.changed = TRUE;
6140   }
6141
6142   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
6143   {
6144     copy_custom_element_settings(element_new, element_old);
6145   }
6146   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
6147   {
6148     copy_custom_element_settings(element_old, element_new);
6149   }
6150   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
6151   {
6152     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
6153     copy_custom_element_settings(element_new, element_old);
6154     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
6155
6156     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
6157     replace_custom_element_in_settings(element_new, element_old);
6158     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
6159
6160     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
6161     replace_custom_element_in_playfield(element_new, element_old);
6162     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
6163   }
6164
6165   UpdateCustomElementGraphicGadgets();
6166   DrawPropertiesWindow();
6167
6168   return TRUE;
6169 }
6170
6171 static void CopyCustomElementPropertiesToEditor(int element)
6172 {
6173   int i;
6174   int current_change_page = element_info[element].current_change_page;
6175
6176   /* dynamically (re)build selectbox for selecting change page */
6177   for (i = 0; i < element_info[element].num_change_pages; i++)
6178   {
6179     sprintf(options_change_page_strings[i], "%d", i + 1);
6180
6181     options_change_page[i].value = i;
6182     options_change_page[i].text = options_change_page_strings[i];
6183   }
6184
6185   options_change_page[i].value = -1;
6186   options_change_page[i].text = NULL;
6187
6188   /* needed here to initialize combined element properties */
6189   InitElementPropertiesEngine(level.game_version);
6190
6191   element_info[element].change =
6192     &element_info[element].change_page[current_change_page];
6193
6194   custom_element = element_info[element];
6195   custom_element_change = *element_info[element].change;
6196
6197   /* needed to initially set selectbox value variables to reliable defaults */
6198   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6199     setSelectboxValue(i, *selectbox_info[i].value);
6200
6201   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6202     custom_element_properties[i] = HAS_PROPERTY(element, i);
6203
6204   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6205     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
6206
6207   /* ---------- element settings: configure (custom elements) ------------- */
6208
6209   /* set accessible layer selectbox help value */
6210   custom_element.access_type =
6211     (IS_WALKABLE(element) ? EP_WALKABLE :
6212      IS_PASSABLE(element) ? EP_PASSABLE :
6213      custom_element.access_type);
6214   custom_element.access_layer =
6215     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
6216      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
6217      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
6218      custom_element.access_layer);
6219   custom_element.access_protected =
6220     (IS_PROTECTED(element) ? 1 : 0);
6221   custom_element_properties[EP_ACCESSIBLE] =
6222     (IS_ACCESSIBLE_OVER(element) ||
6223      IS_ACCESSIBLE_INSIDE(element) ||
6224      IS_ACCESSIBLE_UNDER(element));
6225
6226   /* set walk-to-object action selectbox help value */
6227   custom_element.walk_to_action =
6228     (IS_DIGGABLE(element) ? EP_DIGGABLE :
6229      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
6230      IS_DROPPABLE(element) ? EP_DROPPABLE :
6231      IS_THROWABLE(element) ? EP_THROWABLE :
6232      IS_PUSHABLE(element) ? EP_PUSHABLE :
6233      custom_element.walk_to_action);
6234   custom_element_properties[EP_WALK_TO_OBJECT] =
6235     (IS_DIGGABLE(element) ||
6236      IS_COLLECTIBLE_ONLY(element) ||
6237      IS_DROPPABLE(element) ||
6238      IS_THROWABLE(element) ||
6239      IS_PUSHABLE(element));
6240
6241   /* set smash targets selectbox help value */
6242   custom_element.smash_targets =
6243     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
6244      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
6245      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
6246      custom_element.smash_targets);
6247   custom_element_properties[EP_CAN_SMASH] =
6248     (CAN_SMASH_EVERYTHING(element) ||
6249      CAN_SMASH_ENEMIES(element) ||
6250      CAN_SMASH_PLAYER(element));
6251
6252   /* set deadliness selectbox help value */
6253   custom_element.deadliness =
6254     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
6255      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
6256      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
6257      custom_element.deadliness);
6258   custom_element_properties[EP_DEADLY] =
6259     (DONT_TOUCH(element) ||
6260      DONT_COLLIDE_WITH(element) ||
6261      DONT_RUN_INTO(element));
6262
6263 #if 0
6264   /* set explosion type selectbox help value */
6265   custom_element.explosion_type =
6266     (
6267 #if 0
6268      IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
6269 #endif
6270      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
6271      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
6272      CAN_EXPLODE_CROSS(element) ? EP_CAN_EXPLODE_CROSS :
6273      custom_element.explosion_type);
6274   custom_element_properties[EP_CAN_EXPLODE_AT_ALL] =
6275     (
6276 #if 0
6277      IS_INDESTRUCTIBLE(element) ||
6278 #endif
6279      CAN_EXPLODE_1X1(element) ||
6280      CAN_EXPLODE_3X3(element) ||
6281      CAN_EXPLODE_CROSS(element));
6282 #endif
6283
6284 #if 0
6285   /* special case: sub-settings dependent from main setting */
6286 #if 0
6287   custom_element.can_explode_by_fire = CAN_EXPLODE_BY_FIRE(element);
6288   custom_element.can_explode_smashed = CAN_EXPLODE_SMASHED(element);
6289   custom_element.can_explode_impact  = CAN_EXPLODE_IMPACT(element);
6290 #else
6291   if (CAN_EXPLODE_BY_FIRE(element))
6292     custom_element.can_explode_by_fire = TRUE;
6293   if (CAN_EXPLODE_SMASHED(element))
6294     custom_element.can_explode_smashed = TRUE;
6295   if (CAN_EXPLODE_IMPACT(element))
6296     custom_element.can_explode_impact  = TRUE;
6297 #endif
6298 #endif
6299
6300   /* ---------- element settings: advanced (custom elements) --------------- */
6301
6302   /* set "change by direct action" selectbox help value */
6303   custom_element_change.direct_action =
6304     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6305      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6306      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6307      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6308      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6309      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6310      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6311      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6312      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6313      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6314      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6315      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6316      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO) ? CE_COUNT_AT_ZERO :
6317      custom_element_change.direct_action);
6318
6319   /* set "change by other element action" selectbox help value */
6320   custom_element_change.other_action =
6321     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
6322      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
6323      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
6324      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
6325      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
6326      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
6327      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
6328      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
6329      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
6330      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
6331      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
6332      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6333      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6334      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6335      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO_OF_X) ? CE_COUNT_AT_ZERO_OF_X :
6336      custom_element_change.other_action);
6337 }
6338
6339 static void CopyGroupElementPropertiesToEditor(int element)
6340 {
6341   group_element_info = *element_info[element].group;
6342   custom_element = element_info[element];       /* needed for description */
6343 }
6344
6345 static void CopyClassicElementPropertiesToEditor(int element)
6346 {
6347 #if 1
6348   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6349     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6350       getMoveIntoAcidProperty(&level, element);
6351
6352   if (MAYBE_DONT_COLLIDE_WITH(element))
6353     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6354       getDontCollideWithProperty(&level, element);
6355 #else
6356
6357   if (COULD_MOVE_INTO_ACID(element))
6358   {
6359     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6360
6361     if (bit_nr > -1)
6362       custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6363         ((level.can_move_into_acid_bits & (1 << bit_nr)) != 0);
6364   }
6365 #endif
6366 }
6367
6368 static void CopyElementPropertiesToEditor(int element)
6369 {
6370   if (IS_CUSTOM_ELEMENT(element))
6371     CopyCustomElementPropertiesToEditor(element);
6372   else if (IS_GROUP_ELEMENT(element))
6373     CopyGroupElementPropertiesToEditor(element);
6374   else
6375     CopyClassicElementPropertiesToEditor(element);
6376 }
6377
6378 static void CopyCustomElementPropertiesToGame(int element)
6379 {
6380   int i;
6381   int access_type_and_layer;
6382 #if 0
6383   boolean can_explode;
6384 #endif
6385
6386   /* mark that this custom element has been modified */
6387   custom_element.modified_settings = TRUE;
6388   level.changed = TRUE;
6389
6390   if (level.use_custom_template)
6391   {
6392     if (Request("Copy and modify level template ?", REQ_ASK))
6393     {
6394       level.use_custom_template = FALSE;
6395       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6396                    GDI_CHECKED, FALSE, GDI_END);
6397     }
6398     else
6399     {
6400       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6401
6402       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6403     }
6404   }
6405
6406   element_info[element] = custom_element;
6407   *element_info[element].change = custom_element_change;
6408
6409   /* ---------- element settings: configure (custom elements) ------------- */
6410
6411   /* set accessible property from checkbox and selectbox */
6412   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6413   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6414   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6415   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6416   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6417   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6418   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6419                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6420                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6421   custom_element_properties[access_type_and_layer] =
6422     custom_element_properties[EP_ACCESSIBLE];
6423   custom_element_properties[EP_PROTECTED] =
6424     (custom_element.access_protected != 0 &&
6425      custom_element_properties[EP_ACCESSIBLE]);
6426
6427   /* set walk-to-object property from checkbox and selectbox */
6428   custom_element_properties[EP_DIGGABLE] = FALSE;
6429   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6430   custom_element_properties[EP_DROPPABLE] = FALSE;
6431   custom_element_properties[EP_THROWABLE] = FALSE;
6432   custom_element_properties[EP_PUSHABLE] = FALSE;
6433   custom_element_properties[custom_element.walk_to_action] =
6434     custom_element_properties[EP_WALK_TO_OBJECT];
6435
6436   /* set smash property from checkbox and selectbox */
6437   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6438   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6439   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6440   custom_element_properties[custom_element.smash_targets] =
6441     custom_element_properties[EP_CAN_SMASH];
6442
6443   /* set deadliness property from checkbox and selectbox */
6444   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6445   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6446   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6447   custom_element_properties[custom_element.deadliness] =
6448     custom_element_properties[EP_DEADLY];
6449
6450 #if 0
6451   /* set explosion type property from checkbox and selectbox */
6452 #if 0
6453   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
6454 #endif
6455   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
6456   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
6457   custom_element_properties[EP_CAN_EXPLODE_CROSS] = FALSE;
6458   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
6459   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
6460   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
6461   custom_element_properties[custom_element.explosion_type] =
6462     custom_element_properties[EP_CAN_EXPLODE_AT_ALL];
6463 #endif
6464
6465 #if 0
6466   /* special case: sub-settings dependent from main setting */
6467 #if 0
6468   can_explode = (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
6469                  custom_element_properties[EP_CAN_EXPLODE_3X3] ||
6470                  custom_element_properties[EP_CAN_EXPLODE_CROSS]);
6471   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
6472     (can_explode && custom_element.can_explode_by_fire);
6473   custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
6474     (can_explode && custom_element.can_explode_smashed);
6475   custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
6476     (can_explode && custom_element.can_explode_impact);
6477 #else
6478   if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
6479       custom_element_properties[EP_CAN_EXPLODE_3X3] ||
6480       custom_element_properties[EP_CAN_EXPLODE_CROSS])
6481   {
6482     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
6483       custom_element.can_explode_by_fire;
6484     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
6485       custom_element.can_explode_smashed;
6486     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
6487       custom_element.can_explode_impact;
6488   }
6489 #endif
6490 #endif
6491
6492   /* ---------- element settings: advanced (custom elements) --------------- */
6493
6494   /* set player change event from checkbox and selectbox */
6495   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6496   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6497   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6498   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6499   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6500   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6501   custom_element_change_events[CE_SWITCHED] = FALSE;
6502   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6503   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6504   custom_element_change_events[CE_BLOCKED] = FALSE;
6505   custom_element_change_events[CE_IMPACT] = FALSE;
6506   custom_element_change_events[CE_SMASHED] = FALSE;
6507   custom_element_change_events[CE_COUNT_AT_ZERO] = FALSE;
6508   custom_element_change_events[custom_element_change.direct_action] =
6509     custom_element_change_events[CE_BY_DIRECT_ACTION];
6510
6511   /* set other element action change event from checkbox and selectbox */
6512   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
6513   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
6514   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
6515   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
6516   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
6517   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
6518   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
6519   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
6520   custom_element_change_events[CE_TOUCHING_X] = FALSE;
6521   custom_element_change_events[CE_HITTING_X] = FALSE;
6522   custom_element_change_events[CE_HIT_BY_X] = FALSE;
6523   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
6524   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
6525   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
6526   custom_element_change_events[CE_COUNT_AT_ZERO_OF_X] = FALSE;
6527   custom_element_change_events[custom_element_change.other_action] =
6528     custom_element_change_events[CE_BY_OTHER_ACTION];
6529
6530   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6531     SET_PROPERTY(element, i, custom_element_properties[i]);
6532
6533   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6534     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6535
6536   /* copy change events also to special level editor variable */
6537   custom_element = element_info[element];
6538   custom_element_change = *element_info[element].change;
6539 }
6540
6541 static void CopyGroupElementPropertiesToGame(int element)
6542 {
6543   element_info[element] = custom_element;
6544   *element_info[element].group = group_element_info;
6545
6546   /* mark that this group element has been modified */
6547   element_info[element].modified_settings = TRUE;
6548   level.changed = TRUE;
6549 }
6550
6551 static void CopyClassicElementPropertiesToGame(int element)
6552 {
6553 #if 1
6554   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6555     setMoveIntoAcidProperty(&level, element,
6556                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6557
6558   if (MAYBE_DONT_COLLIDE_WITH(element))
6559     setDontCollideWithProperty(&level, element,
6560                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6561 #else
6562
6563   if (COULD_MOVE_INTO_ACID(element))
6564   {
6565     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6566
6567     if (bit_nr > -1)
6568     {
6569       level.can_move_into_acid_bits &= ~(1 << bit_nr);
6570
6571       if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
6572         level.can_move_into_acid_bits |= (1 << bit_nr);
6573     }
6574   }
6575 #endif
6576 }
6577
6578 static void CopyElementPropertiesToGame(int element)
6579 {
6580   if (IS_CUSTOM_ELEMENT(element))
6581     CopyCustomElementPropertiesToGame(element);
6582   else if (IS_GROUP_ELEMENT(element))
6583     CopyGroupElementPropertiesToGame(element);
6584   else
6585     CopyClassicElementPropertiesToGame(element);
6586 }
6587
6588 void DrawLevelEd()
6589 {
6590   CloseDoor(DOOR_CLOSE_ALL);
6591   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6592
6593   if (level_editor_test_game)
6594   {
6595     CopyPlayfield(level.field, Feld);
6596     CopyPlayfield(FieldBackup, level.field);
6597
6598     level_editor_test_game = FALSE;
6599   }
6600   else
6601   {
6602     edit_mode = ED_MODE_DRAWING;
6603     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6604
6605     ResetUndoBuffer();
6606
6607     level_xpos = -1;
6608     level_ypos = -1;
6609   }
6610
6611   /* copy default editor door content to main double buffer */
6612   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6613              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6614
6615 #if 0
6616   /* draw mouse button brush elements */
6617   RedrawDrawingElements();
6618 #endif
6619
6620   /* draw bigger door */
6621   DrawSpecialEditorDoor();
6622
6623   /* draw new control window */
6624   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6625              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6626
6627   redraw_mask |= REDRAW_ALL;
6628
6629   ReinitializeElementListButtons();     /* custom element may look different */
6630 #if 0
6631   ModifyEditorElementList();            /* may be needed for custom elements */
6632 #endif
6633
6634   UnmapTapeButtons();
6635   MapControlButtons();
6636
6637   DrawEditModeWindow();
6638
6639   /* copy actual editor door content to door double buffer for OpenDoor() */
6640   BlitBitmap(drawto, bitmap_db_door,
6641              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6642
6643   OpenDoor(DOOR_OPEN_1);
6644 }
6645
6646 static void AdjustDrawingAreaGadgets()
6647 {
6648   int ed_xsize = lev_fieldx + 2;
6649   int ed_ysize = lev_fieldy + 2;
6650   int max_ed_fieldx = MAX_ED_FIELDX;
6651   int max_ed_fieldy = MAX_ED_FIELDY;
6652   boolean horizontal_scrollbar_needed;
6653   boolean vertical_scrollbar_needed;
6654   int x, y, width, height;
6655   int xoffset, yoffset;
6656
6657   /* check if we need any scrollbars */
6658   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6659   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6660
6661   /* check if we have a smaller editor field because of scrollbars */
6662   if (horizontal_scrollbar_needed)
6663     max_ed_fieldy = MAX_ED_FIELDY - 1;
6664   if (vertical_scrollbar_needed)
6665     max_ed_fieldx = MAX_ED_FIELDX - 1;
6666
6667   /* check again if we now need more scrollbars because of less space */
6668   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6669   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6670
6671   /* check if editor field gets even smaller after adding new scrollbars */
6672   if (horizontal_scrollbar_needed)
6673     max_ed_fieldy = MAX_ED_FIELDY - 1;
6674   if (vertical_scrollbar_needed)
6675     max_ed_fieldx = MAX_ED_FIELDX - 1;
6676
6677   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6678   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6679
6680   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6681                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6682                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6683                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6684                GDI_END);
6685
6686   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6687   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6688
6689   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6690   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6691
6692   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6693   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6694
6695   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6696   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6697
6698   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6699                GDI_WIDTH, width,
6700                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6701                GDI_END);
6702   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6703                GDI_HEIGHT, height,
6704                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6705                GDI_END);
6706 }
6707
6708 static void AdjustLevelScrollPosition()
6709 {
6710   if (level_xpos < -1)
6711     level_xpos = -1;
6712   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6713     level_xpos = lev_fieldx - ed_fieldx + 1;
6714   if (lev_fieldx < ed_fieldx - 2)
6715     level_xpos = -1;
6716
6717   if (level_ypos < -1)
6718     level_ypos = -1;
6719   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6720     level_ypos = lev_fieldy - ed_fieldy + 1;
6721   if (lev_fieldy < ed_fieldy - 2)
6722     level_ypos = -1;
6723 }
6724
6725 static void AdjustEditorScrollbar(int id)
6726 {
6727   struct GadgetInfo *gi = level_editor_gadget[id];
6728   int items_max, items_visible, item_position;
6729
6730   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6731   {
6732     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6733     items_visible = ed_fieldx;
6734     item_position = level_xpos + 1;
6735   }
6736   else
6737   {
6738     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6739     items_visible = ed_fieldy;
6740     item_position = level_ypos + 1;
6741   }
6742
6743   if (item_position > items_max - items_visible)
6744     item_position = items_max - items_visible;
6745
6746   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6747                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6748 }
6749
6750 static void ModifyEditorCounter(int counter_id, int new_value)
6751 {
6752   int *counter_value = counterbutton_info[counter_id].value;
6753   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6754   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6755
6756   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6757
6758   if (counter_value != NULL)
6759     *counter_value = gi->textinput.number_value;
6760 }
6761
6762 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6763 {
6764   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6765   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6766
6767   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6768 }
6769
6770 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6771 {
6772   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6773   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6774   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6775
6776   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6777 }
6778
6779 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6780 {
6781   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6782   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6783
6784   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6785 }
6786
6787 static void ModifyEditorElementList()
6788 {
6789   int i;
6790
6791   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6792   {
6793     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6794     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6795     struct GadgetDesign *gd = &gi->deco.design;
6796     int element = editor_elements[element_shift + i];
6797
6798     UnmapGadget(gi);
6799     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6800     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6801     MapGadget(gi);
6802   }
6803 }
6804
6805 static void PickDrawingElement(int button, int element)
6806 {
6807   if (button < 1 || button > 3)
6808     return;
6809
6810   if (button == 1)
6811   {
6812     new_element1 = element;
6813     DrawMiniGraphicExt(drawto,
6814                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6815                        el2edimg(new_element1));
6816   }
6817   else if (button == 2)
6818   {
6819     new_element2 = element;
6820     DrawMiniGraphicExt(drawto,
6821                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6822                        el2edimg(new_element2));
6823   }
6824   else
6825   {
6826     new_element3 = element;
6827     DrawMiniGraphicExt(drawto,
6828                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6829                        el2edimg(new_element3));
6830   }
6831
6832   redraw_mask |= REDRAW_DOOR_1;
6833 }
6834
6835 static void RedrawDrawingElements()
6836 {
6837   PickDrawingElement(1, new_element1);
6838   PickDrawingElement(2, new_element2);
6839   PickDrawingElement(3, new_element3);
6840 }
6841
6842 static void DrawDrawingWindow()
6843 {
6844   stick_element_properties_window = FALSE;
6845
6846   SetMainBackgroundImage(IMG_UNDEFINED);
6847   ClearWindow();
6848
6849   UnmapLevelEditorWindowGadgets();
6850   UnmapLevelEditorToolboxCustomGadgets();
6851
6852   AdjustDrawingAreaGadgets();
6853   AdjustLevelScrollPosition();
6854   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6855   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6856
6857   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6858
6859   MapMainDrawingArea();
6860   MapLevelEditorToolboxDrawingGadgets();
6861 }
6862
6863 static void DrawLevelInfoWindow()
6864 {
6865   int i;
6866
6867   stick_element_properties_window = FALSE;
6868
6869   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6870   ClearWindow();
6871   UnmapLevelEditorWindowGadgets();
6872
6873   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6874            "Level Settings", FONT_TITLE_1);
6875   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6876            "Editor Settings", FONT_TITLE_1);
6877
6878   /* draw counter gadgets */
6879   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6880     MapCounterButtons(i);
6881
6882   /* draw selectbox gadgets */
6883   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6884     MapSelectboxGadget(i);
6885
6886   /* draw checkbutton gadgets */
6887   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6888     MapCheckbuttonGadget(i);
6889
6890   /* draw radiobutton gadgets */
6891   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6892     MapRadiobuttonGadget(i);
6893
6894   /* draw text input gadgets */
6895   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6896     MapTextInputGadget(i);
6897
6898   /* draw drawing area */
6899   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6900 }
6901
6902 static void DrawCustomContentArea()
6903 {
6904   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6905   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6906   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6907   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6908   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6909   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6910
6911   /* add distance for potential left text (without drawing area border) */
6912   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6913
6914   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6915
6916   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6917 }
6918
6919 static void DrawCustomChangeContentArea()
6920 {
6921   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6922   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6923   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6924   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6925   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6926   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6927
6928   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6929
6930   MapDrawingArea(id);
6931 }
6932
6933 static void DrawYamYamContentAreas()
6934 {
6935   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6936   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6937   int i;
6938
6939   /* display counter to choose number of element content areas */
6940   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6941
6942   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6943   {
6944     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6945
6946     if (i < level.num_yamyam_contents)
6947     {
6948       MapDrawingArea(id);
6949     }
6950     else
6951     {
6952       int font_height = getFontHeight(FONT_TEXT_1);
6953
6954       UnmapDrawingArea(id);
6955
6956       /* delete content areas in case of reducing number of them */
6957       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6958                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6959                      4 * MINI_TILEX,
6960                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6961     }
6962   }
6963
6964   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6965   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6966   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6967 }
6968
6969 static void DrawMagicBallContentAreas()
6970 {
6971   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6972   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6973   int i;
6974
6975   for (i = 0; i < NUM_MAGIC_BALL_CONTENTS; i++)
6976     MapDrawingArea(ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i);
6977
6978   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6979   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6980   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6981 }
6982
6983 static void DrawGroupElementArea(int element)
6984 {
6985   int num_elements = group_element_info.num_elements;
6986   int id = ED_DRAWING_ID_GROUP_CONTENT;
6987   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6988   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6989   int xsize = MAX_ELEMENTS_IN_GROUP;
6990   int ysize = 1;
6991
6992   if (drawingarea_info[id].text_left != NULL)
6993     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6994
6995   UnmapDrawingArea(id);
6996
6997   ModifyEditorDrawingArea(id, num_elements, 1);
6998
6999   /* delete content areas in case of reducing number of them */
7000   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
7001
7002   MapDrawingArea(id);
7003 }
7004
7005 static void DrawEnvelopeTextArea(int envelope_nr)
7006 {
7007   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
7008   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
7009
7010   UnmapGadget(gi);
7011   DrawBackground(gi->x, gi->y, gi->width, gi->height);
7012
7013   if (envelope_nr != -1)
7014     textarea_info[id].value = level.envelope_text[envelope_nr];
7015
7016   ModifyGadget(gi, GDI_AREA_SIZE,
7017                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
7018                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
7019                GDI_END);
7020
7021   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
7022 }
7023
7024 char *getElementDescriptionFilename(int element)
7025 {
7026   char *docs_dir = options.docs_directory;
7027   char *elements_subdir = "elements";
7028   static char *filename = NULL;
7029   char basename[MAX_FILENAME_LEN];
7030
7031   checked_free(filename);
7032
7033   /* 1st try: look for element description file for exactly this element */
7034   sprintf(basename, "%s.txt", element_info[element].token_name);
7035   filename = getPath3(docs_dir, elements_subdir, basename);
7036   if (fileExists(filename))
7037     return filename;
7038
7039   free(filename);
7040
7041   /* 2nd try: look for element description file for this element's class */
7042   sprintf(basename, "%s.txt", element_info[element].class_name);
7043   filename = getPath3(docs_dir, elements_subdir, basename);
7044   if (fileExists(filename))
7045     return filename;
7046
7047   return NULL;
7048 }
7049
7050 static boolean PrintInfoText(char *text, int font_nr, int start_line)
7051 {
7052   int font_height = getFontHeight(font_nr);
7053   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7054   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7055   int sx = SX + pad_x;
7056   int sy = SY + pad_y;
7057   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7058
7059   if (start_line >= max_lines_per_screen)
7060     return FALSE;
7061
7062   DrawText(sx, sy + start_line * font_height, text, font_nr);
7063
7064   return TRUE;
7065 }
7066
7067 #if 1
7068
7069 static int PrintElementDescriptionFromFile(char *filename, int start_line)
7070 {
7071   int font_nr = FONT_TEXT_2;
7072   int font_width = getFontWidth(font_nr);
7073   int font_height = getFontHeight(font_nr);
7074   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7075   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7076   int sx = SX + pad_x;
7077   int sy = SY + pad_y + start_line * font_height;
7078   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
7079   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7080
7081   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
7082                           max_lines_per_screen);
7083 }
7084
7085 #else
7086
7087 static int PrintElementDescriptionFromFile(char *filename, int start_line)
7088 {
7089   int font_nr = FONT_TEXT_2;
7090   int font_width = getFontWidth(font_nr);
7091   int font_height = getFontHeight(font_nr);
7092   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7093   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7094   int sx = SX + pad_x;
7095   int sy = SY + pad_y;
7096   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
7097   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7098   int current_line = start_line;
7099   char line[MAX_LINE_LEN];
7100   char buffer[max_chars_per_line + 1];
7101   int buffer_len;
7102   FILE *file;
7103
7104   if (current_line >= max_lines_per_screen)
7105     return 0;
7106
7107   if (filename == NULL)
7108     return 0;
7109
7110   if (!(file = fopen(filename, MODE_READ)))
7111     return 0;
7112
7113   buffer[0] = '\0';
7114   buffer_len = 0;
7115
7116   while (!feof(file) && current_line < max_lines_per_screen)
7117   {
7118     char *line_ptr;
7119     boolean last_line_was_empty = TRUE;
7120
7121     /* read next line of input file */
7122     if (!fgets(line, MAX_LINE_LEN, file))
7123       break;
7124
7125     /* skip comments (lines directly beginning with '#') */
7126     if (line[0] == '#')
7127       continue;
7128
7129     /* cut trailing newline from input line */
7130     for (line_ptr = line; *line_ptr; line_ptr++)
7131     {
7132       if (*line_ptr == '\n' || *line_ptr == '\r')
7133       {
7134         *line_ptr = '\0';
7135         break;
7136       }
7137     }
7138
7139     if (strlen(line) == 0)              /* special case: force empty line */
7140       strcpy(line, "\n");
7141
7142     line_ptr = line;
7143
7144     while (*line_ptr && current_line < max_lines_per_screen)
7145     {
7146       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
7147                                                  buffer, &buffer_len,
7148                                                  last_line_was_empty,
7149                                                  max_chars_per_line);
7150       if (buffer_filled)
7151       {
7152         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
7153         current_line++;
7154
7155         last_line_was_empty = (buffer_len == 0);
7156
7157         buffer[0] = '\0';
7158         buffer_len = 0;
7159       }
7160     }
7161   }
7162
7163   fclose(file);
7164
7165   if (buffer_len > 0 && current_line < max_lines_per_screen)
7166   {
7167     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
7168     current_line++;
7169   }
7170
7171   return (current_line - start_line);
7172 }
7173
7174 #endif
7175
7176 static void DrawPropertiesTabulatorGadgets()
7177 {
7178   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
7179   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
7180   int gd_x = gd->x + gd_gi->border.width / 2;
7181   int gd_y = gd->y + gd_gi->height - 1;
7182   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
7183   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
7184   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
7185   int max_tabs = 4;
7186   int i;
7187
7188   /* draw additional "advanced" tabulator for custom elements */
7189   if (IS_CUSTOM_ELEMENT(properties_element))
7190     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
7191
7192   for (i = id_first; i <= id_last; i++)
7193   {
7194     int gadget_id = textbutton_info[i].gadget_id;
7195     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7196     boolean active = (i != edit_mode_properties);
7197
7198     /* use "config 1" and "config 2" instead of "config" */
7199     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
7200         IS_CUSTOM_ELEMENT(properties_element))
7201       continue;
7202
7203     /* draw background line below tabulator button */
7204     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
7205
7206     /* draw solid line below inactive tabulator buttons */
7207     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
7208       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
7209
7210     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
7211     MapTextbuttonGadget(i);
7212   }
7213
7214   /* draw little border line below tabulator buttons */
7215   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7216     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
7217                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
7218                   ED_GADGET_DISTANCE, tab_color);
7219 }
7220
7221 static void DrawPropertiesInfo()
7222 {
7223   static struct
7224   {
7225     int value;
7226     char *text;
7227   }
7228   properties[] =
7229   {
7230     /* configurable properties */
7231
7232     { EP_WALKABLE_OVER,         "- player can walk over it"             },
7233     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
7234     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
7235     { EP_PASSABLE_OVER,         "- player can pass over it"             },
7236     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
7237     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
7238     { EP_PROTECTED,             "- player is protected by it"           },
7239
7240     { EP_DIGGABLE,              "- can be digged away"                  },
7241     { EP_COLLECTIBLE,           "- can be collected"                    },
7242     { EP_DROPPABLE,             "- can be dropped after collecting"     },
7243     { EP_THROWABLE,             "- can be thrown after collecting"      },
7244     { EP_PUSHABLE,              "- can be pushed"                       },
7245
7246     { EP_CAN_FALL,              "- can fall"                            },
7247     { EP_CAN_MOVE,              "- can move"                            },
7248
7249     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
7250 #if 0
7251     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
7252 #endif
7253     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
7254
7255     { EP_SLIPPERY,              "- slippery for falling elements"       },
7256     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
7257
7258     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
7259     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
7260     { EP_DONT_TOUCH,            "- deadly when touching"                },
7261
7262     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
7263
7264     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
7265     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
7266     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
7267
7268     { EP_CAN_CHANGE,            "- can change to other element"         },
7269
7270     /* pre-defined properties */
7271     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
7272     { EP_SWITCHABLE,            "- can be switched"                     },
7273     { EP_HAS_CONTENT,           "- can contain other elements"          },
7274
7275     { -1,                       NULL                                    }
7276   };
7277   char *filename = getElementDescriptionFilename(properties_element);
7278   char *percentage_text = "In this level:";
7279   char *properties_text = "Standard properties:";
7280   float percentage;
7281   int num_elements_in_level;
7282   int num_standard_properties = 0;
7283   int font1_nr = FONT_TEXT_1;
7284   int font2_nr = FONT_TEXT_2;
7285   int font1_width = getFontWidth(font1_nr);
7286   int font2_height = getFontHeight(font2_nr);
7287   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7288   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7289   int screen_line = 0;
7290   int i, x, y;
7291
7292 #if DEBUG
7293   if (IS_CUSTOM_ELEMENT(properties_element))
7294   {
7295     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7296               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
7297     screen_line++;
7298   }
7299   else if (IS_GROUP_ELEMENT(properties_element))
7300   {
7301     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7302               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
7303     screen_line++;
7304   }
7305 #endif
7306
7307   /* ----- print number of elements / percentage of this element in level */
7308
7309   num_elements_in_level = 0;
7310   for (y = 0; y < lev_fieldy; y++)
7311     for (x = 0; x < lev_fieldx; x++)
7312       if (Feld[x][y] == properties_element)
7313         num_elements_in_level++;
7314   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
7315
7316   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
7317             percentage_text);
7318   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
7319             pad_y + screen_line++ * font2_height, font2_nr,
7320             "%d (%.2f%%)", num_elements_in_level, percentage);
7321
7322   screen_line++;
7323
7324   /* ----- print standard properties of this element */
7325
7326   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
7327             properties_text);
7328
7329   for (i = 0; properties[i].value != -1; i++)
7330   {
7331     if (!HAS_PROPERTY(properties_element, properties[i].value))
7332       continue;
7333
7334     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
7335               properties[i].text);
7336     num_standard_properties++;
7337   }
7338
7339   if (num_standard_properties == 0)
7340     DrawTextS(pad_x + strlen(properties_text) * font1_width,
7341               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
7342
7343   screen_line++;
7344
7345   /* ----- print special description of this element */
7346
7347   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
7348   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
7349     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
7350 }
7351
7352 #define TEXT_COLLECTING         "Score for collecting"
7353 #define TEXT_SMASHING           "Score for smashing"
7354 #define TEXT_SLURPING           "Score for slurping"
7355 #define TEXT_CRACKING           "Score for cracking"
7356 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
7357 #define TEXT_DURATION           "Duration when activated"
7358 #define TEXT_BALL_DELAY         "Element generation delay"
7359 #define TEXT_MOVE_SPEED         "Speed of android moving"
7360 #define TEXT_CLONE_SPEED        "Speed of android cloning"
7361
7362 static struct
7363 {
7364   int element;
7365   int *value;
7366   char *text;
7367 } elements_with_counter[] =
7368 {
7369   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
7370   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
7371   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7372   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7373   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7374   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7375   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
7376   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
7377   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
7378   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
7379   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
7380   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
7381   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
7382   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
7383   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
7384   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
7385   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
7386   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
7387   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
7388   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
7389   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7390   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7391   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7392   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7393   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7394   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7395   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7396   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7397   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7398   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7399   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7400   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7401   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7402   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
7403   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
7404   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
7405   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
7406   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7407   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7408   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
7409   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
7410   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
7411   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7412   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7413   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7414   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7415   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
7416   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
7417   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
7418   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
7419   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
7420 #if 1
7421   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
7422   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
7423   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
7424   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
7425 #else
7426   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7427   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7428   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7429   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7430 #endif
7431   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
7432   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
7433   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
7434   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
7435   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7436   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7437   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7438   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7439   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
7440   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
7441
7442 #if 1
7443   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
7444   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
7445   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
7446   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
7447   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
7448   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
7449   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
7450   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
7451 #endif
7452
7453   { -1,                 NULL,                           NULL            }
7454 };
7455
7456 static boolean checkPropertiesConfig(int element)
7457 {
7458   int i;
7459
7460   if (IS_GEM(element) ||
7461       IS_CUSTOM_ELEMENT(element) ||
7462       IS_GROUP_ELEMENT(element) ||
7463       IS_ENVELOPE(element) ||
7464       ELEM_IS_PLAYER(element) ||
7465       HAS_CONTENT(element) ||
7466       CAN_GROW(element) ||
7467       COULD_MOVE_INTO_ACID(element) ||
7468       MAYBE_DONT_COLLIDE_WITH(element))
7469     return TRUE;
7470   else
7471     for (i = 0; elements_with_counter[i].element != -1; i++)
7472       if (elements_with_counter[i].element == element)
7473         return TRUE;
7474
7475   return FALSE;
7476 }
7477
7478 static void DrawPropertiesConfig()
7479 {
7480   int max_num_element_counters = 2;
7481   int num_element_counters = 0;
7482   int i;
7483
7484   if (!checkPropertiesConfig(properties_element))
7485   {
7486     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
7487
7488     return;
7489   }
7490
7491   /* check if there are elements where a value can be chosen for */
7492   for (i = 0; elements_with_counter[i].element != -1; i++)
7493   {
7494     if (elements_with_counter[i].element == properties_element)
7495     {
7496       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
7497
7498       counterbutton_info[counter_id].y =
7499         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
7500                          (CAN_GROW(properties_element) ? 1 : 0) +
7501                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
7502                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
7503                          num_element_counters);
7504
7505       counterbutton_info[counter_id].value = elements_with_counter[i].value;
7506       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
7507
7508       /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
7509       counterbutton_info[counter_id].min_value = MIN_SCORE;
7510       counterbutton_info[counter_id].max_value = MAX_SCORE;
7511
7512       MapCounterButtons(counter_id);
7513
7514       num_element_counters++;
7515       if (num_element_counters >= max_num_element_counters)
7516         break;
7517     }
7518   }
7519
7520   if (HAS_CONTENT(properties_element))
7521   {
7522     /* draw stickybutton gadget */
7523     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7524
7525     if (IS_AMOEBOID(properties_element))
7526       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7527     else if (properties_element == EL_YAMYAM)
7528       DrawYamYamContentAreas();
7529   }
7530
7531   if (properties_element == EL_EMC_MAGIC_BALL)
7532     DrawMagicBallContentAreas();
7533
7534   if (ELEM_IS_PLAYER(properties_element))
7535   {
7536     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7537     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7538                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7539                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7540     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7541     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7542     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7543   }
7544
7545   if (IS_GEM(properties_element))
7546     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7547
7548   if (COULD_MOVE_INTO_ACID(properties_element) &&
7549       !ELEM_IS_PLAYER(properties_element) &&
7550       (!IS_CUSTOM_ELEMENT(properties_element) ||
7551        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7552   {
7553     /* set position for checkbutton for "can move into acid" */
7554     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7555       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7556     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7557       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7558                        HAS_CONTENT(properties_element) ? 1 : 0);
7559
7560     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7561   }
7562
7563   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7564     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7565
7566   if (properties_element == EL_SPRING)
7567     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7568
7569   if (CAN_GROW(properties_element))
7570   {
7571     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7572       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7573
7574     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7575   }
7576
7577   if (IS_ENVELOPE(properties_element))
7578   {
7579     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7580     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7581     int envelope_nr = properties_element - EL_ENVELOPE_1;
7582
7583     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7584     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7585
7586     /* display counter to choose size of envelope text area */
7587     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7588     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7589
7590     DrawEnvelopeTextArea(envelope_nr);
7591   }
7592
7593   if (IS_CUSTOM_ELEMENT(properties_element))
7594   {
7595     /* draw stickybutton gadget */
7596     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7597
7598     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7599     {
7600       /* draw checkbutton gadgets */
7601       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7602            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7603         MapCheckbuttonGadget(i);
7604
7605       /* draw counter gadgets */
7606       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7607            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7608         MapCounterButtons(i);
7609
7610       /* draw selectbox gadgets */
7611       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7612            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7613         MapSelectboxGadget(i);
7614
7615       /* draw textbutton gadgets */
7616       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7617
7618       /* draw text input gadgets */
7619       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7620
7621       /* draw drawing area gadgets */
7622       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7623     }
7624     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7625     {
7626       /* draw checkbutton gadgets */
7627       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7628            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7629         MapCheckbuttonGadget(i);
7630
7631       /* draw counter gadgets */
7632       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7633            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7634         MapCounterButtons(i);
7635
7636       /* draw selectbox gadgets */
7637       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7638            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7639         MapSelectboxGadget(i);
7640
7641       /* draw drawing area gadgets */
7642       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7643       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7644       DrawCustomContentArea();
7645     }
7646   }
7647   else if (IS_GROUP_ELEMENT(properties_element))
7648   {
7649     /* draw stickybutton gadget */
7650     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7651
7652     /* draw checkbutton gadgets */
7653     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7654     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7655
7656     /* draw counter gadgets */
7657     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7658
7659     /* draw selectbox gadgets */
7660     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7661
7662     /* draw textbutton gadgets */
7663     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7664
7665     /* draw drawing area gadgets */
7666     DrawGroupElementArea(properties_element);
7667
7668     /* draw text input gadgets */
7669     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7670
7671     /* draw drawing area gadgets */
7672     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7673   }
7674 }
7675
7676 static void DrawPropertiesChangeDrawingAreas()
7677 {
7678   if (IS_CUSTOM_ELEMENT(properties_element))
7679   {
7680     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7681     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7682
7683     DrawCustomChangeContentArea();
7684   }
7685
7686   redraw_mask |= REDRAW_FIELD;
7687 }
7688
7689 static void DrawPropertiesChange()
7690 {
7691   int i;
7692
7693   /* draw stickybutton gadget */
7694   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7695
7696   /* draw checkbutton gadgets */
7697   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7698        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7699     MapCheckbuttonGadget(i);
7700
7701   /* draw counter gadgets */
7702   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7703        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7704     MapCounterButtons(i);
7705
7706   /* draw selectbox gadgets */
7707   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7708        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7709     MapSelectboxGadget(i);
7710
7711   /* draw textbutton gadgets */
7712   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7713        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7714     MapTextbuttonGadget(i);
7715
7716   /* draw graphicbutton gadgets */
7717   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7718        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7719     MapGraphicbuttonGadget(i);
7720
7721   /* draw drawing area gadgets */
7722   DrawPropertiesChangeDrawingAreas();
7723 }
7724
7725 static void DrawElementName(int x, int y, int element)
7726 {
7727   char *element_name = getElementInfoText(element);
7728   int font_nr = FONT_TEXT_1;
7729   int font_width = getFontWidth(font_nr);
7730   int font_height = getFontHeight(font_nr);
7731   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7732   int max_chars_per_line = max_text_width / font_width;
7733   char buffer[max_chars_per_line + 1];
7734
7735   if (strlen(element_name) <= max_chars_per_line)
7736     DrawTextS(x, y, font_nr, element_name);
7737   else
7738   {
7739     int next_pos = max_chars_per_line;
7740
7741     strncpy(buffer, element_name, max_chars_per_line);
7742     buffer[max_chars_per_line] = '\0';
7743
7744     if (element_name[max_chars_per_line] == ' ')
7745       next_pos++;
7746     else
7747     {
7748       int i;
7749
7750       for (i = max_chars_per_line - 1; i >= 0; i--)
7751         if (buffer[i] == ' ')
7752           break;
7753
7754       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7755       {
7756         buffer[i] = '\0';
7757         next_pos = i + 1;
7758       }
7759     }
7760
7761     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7762
7763     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7764     buffer[max_chars_per_line] = '\0';
7765
7766     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7767   }
7768 }
7769
7770 static void DrawPropertiesWindow()
7771 {
7772   int xstart = 2;
7773   int ystart = 4;
7774
7775   stick_element_properties_window = FALSE;
7776
7777   /* make sure that previous properties edit mode exists for this element */
7778   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7779       !IS_CUSTOM_ELEMENT(properties_element))
7780     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7781
7782   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7783       IS_CUSTOM_ELEMENT(properties_element))
7784     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7785
7786   CopyElementPropertiesToEditor(properties_element);
7787
7788   UnmapLevelEditorWindowGadgets();
7789   UnmapLevelEditorToolboxDrawingGadgets();
7790   UnmapLevelEditorToolboxCustomGadgets();
7791
7792   if (IS_CUSTOM_ELEMENT(properties_element) ||
7793       IS_GROUP_ELEMENT(properties_element))
7794     MapLevelEditorToolboxCustomGadgets();
7795
7796   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7797   ClearWindow();
7798
7799   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7800            "Element Settings", FONT_TITLE_1);
7801
7802   DrawElementBorder(SX + xstart * MINI_TILEX,
7803                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7804                     TILEX, TILEY, FALSE);
7805   DrawGraphicAnimationExt(drawto,
7806                           SX + xstart * MINI_TILEX,
7807                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7808                           el2img(properties_element), -1, NO_MASKING);
7809
7810   FrameCounter = 0;     /* restart animation frame counter */
7811
7812   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7813                   properties_element);
7814
7815   DrawPropertiesTabulatorGadgets();
7816
7817   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7818     DrawPropertiesInfo();
7819   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7820     DrawPropertiesChange();
7821   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7822     DrawPropertiesConfig();
7823 }
7824
7825 static void UpdateCustomElementGraphicGadgets()
7826 {
7827   int i;
7828
7829   ModifyEditorElementList();
7830   RedrawDrawingElements();
7831
7832   /* force redraw of all mapped drawing area gadgets */
7833   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7834   {
7835     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7836
7837     if (gi->mapped)
7838       MapDrawingArea(i);
7839   }
7840 }
7841
7842 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7843 {
7844   int lx = sx + level_xpos;
7845   int ly = sy + level_ypos;
7846
7847   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7848
7849   if (change_level)
7850     Feld[lx][ly] = element;
7851 }
7852
7853 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7854                      int element, boolean change_level)
7855 {
7856   if (from_y == to_y)                   /* horizontal line */
7857   {
7858     int x;
7859     int y = from_y;
7860
7861     if (from_x > to_x)
7862       swap_numbers(&from_x, &to_x);
7863
7864     for (x = from_x; x <= to_x; x++)
7865       DrawLineElement(x, y, element, change_level);
7866   }
7867   else if (from_x == to_x)              /* vertical line */
7868   {
7869     int x = from_x;
7870     int y;
7871
7872     if (from_y > to_y)
7873       swap_numbers(&from_y, &to_y);
7874
7875     for (y = from_y; y <= to_y; y++)
7876       DrawLineElement(x, y, element, change_level);
7877   }
7878   else                                  /* diagonal line */
7879   {
7880     int len_x = ABS(to_x - from_x);
7881     int len_y = ABS(to_y - from_y);
7882     int x, y;
7883
7884     if (len_y < len_x)                  /* a < 1 */
7885     {
7886       float a = (float)len_y / (float)len_x;
7887
7888       if (from_x > to_x)
7889         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7890
7891       for (x = 0; x <= len_x; x++)
7892       {
7893         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7894         DrawLineElement(from_x + x, from_y + y, element, change_level);
7895       }
7896     }
7897     else                                /* a >= 1 */
7898     {
7899       float a = (float)len_x / (float)len_y;
7900
7901       if (from_y > to_y)
7902         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7903
7904       for (y = 0; y <= len_y; y++)
7905       {
7906         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7907         DrawLineElement(from_x + x, from_y + y, element, change_level);
7908       }
7909     }
7910   }
7911 }
7912
7913 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7914                     int element, boolean change_level)
7915 {
7916   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7917   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7918   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7919   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7920 }
7921
7922 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7923                           int element, boolean change_level)
7924 {
7925   int y;
7926
7927   if (from_y > to_y)
7928     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7929
7930   for (y = from_y; y <= to_y; y++)
7931     DrawLine(from_x, y, to_x, y, element, change_level);
7932 }
7933
7934 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7935                        int element, boolean change_level)
7936 {
7937   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7938   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7939   int len_x = ABS(to_x - from_x);
7940   int len_y = ABS(to_y - from_y);
7941   int radius, x, y;
7942
7943   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7944
7945   /* not optimal (some points get drawn twice) but simple,
7946      and fast enough for the few points we are drawing */
7947
7948   for (x = 0; x <= radius; x++)
7949   {
7950     int sx, sy, lx, ly;
7951
7952     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7953
7954     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7955     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7956     lx = sx + level_xpos;
7957     ly = sy + level_ypos;
7958
7959     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7960       DrawLineElement(sx, sy, element, change_level);
7961   }
7962
7963   for (y = 0; y <= radius; y++)
7964   {
7965     int sx, sy, lx, ly;
7966
7967     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7968
7969     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7970     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7971     lx = sx + level_xpos;
7972     ly = sy + level_ypos;
7973
7974     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7975       DrawLineElement(sx, sy, element, change_level);
7976   }
7977 }
7978
7979 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7980                     int element, boolean change_level)
7981 {
7982   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7983   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7984
7985   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7986 }
7987
7988 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7989 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7990 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7991                        int element, boolean change_level)
7992 {
7993   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7994   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7995   int mirror_to_x2 = from_x - (to_x2 - from_x);
7996   int mirror_to_y2 = from_y - (to_y2 - from_y);
7997
7998   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7999   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
8000   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
8001   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
8002 }
8003 #endif
8004
8005 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
8006 {
8007   int from_sx, from_sy;
8008   int to_sx, to_sy;
8009
8010   if (from_x > to_x)
8011     swap_numbers(&from_x, &to_x);
8012
8013   if (from_y > to_y)
8014     swap_numbers(&from_y, &to_y);
8015
8016   from_sx = SX + from_x * MINI_TILEX;
8017   from_sy = SY + from_y * MINI_TILEY;
8018   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
8019   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
8020
8021   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
8022   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
8023   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
8024   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
8025
8026   if (from_x == to_x && from_y == to_y)
8027     MarkTileDirty(from_x/2, from_y/2);
8028   else
8029     redraw_mask |= REDRAW_FIELD;
8030 }
8031
8032 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
8033                        int element, boolean change_level)
8034 {
8035   if (element == -1 || change_level)
8036     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
8037   else
8038     DrawAreaBorder(from_x, from_y, to_x, to_y);
8039 }
8040
8041 /* values for CopyBrushExt() */
8042 #define CB_AREA_TO_BRUSH        0
8043 #define CB_BRUSH_TO_CURSOR      1
8044 #define CB_BRUSH_TO_LEVEL       2
8045 #define CB_DELETE_OLD_CURSOR    3
8046 #define CB_DUMP_BRUSH           4
8047 #define CB_DUMP_BRUSH_SMALL     5
8048
8049 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
8050                          int button, int mode)
8051 {
8052   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
8053   static int brush_width, brush_height;
8054   static int last_cursor_x = -1, last_cursor_y = -1;
8055   static boolean delete_old_brush;
8056   int new_element = BUTTON_ELEMENT(button);
8057   int x, y;
8058
8059   if (mode == CB_DUMP_BRUSH ||
8060       mode == CB_DUMP_BRUSH_SMALL)
8061   {
8062     if (!draw_with_brush)
8063     {
8064       Error(ERR_WARN, "no brush selected");
8065
8066       return;
8067     }
8068
8069     for (y = 0; y < brush_height; y++)
8070     {
8071       for (x = 0; x < brush_width; x++)
8072       {
8073         int element = brush_buffer[x][y];
8074         int element_mapped = element;
8075
8076 #if 0
8077         char *element_string = "?";
8078         int k;
8079
8080         for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
8081         {
8082           if (forum_sketch_element_mapping[k].element == element)
8083           {
8084             element_mapped = forum_sketch_element_mapping[k].element_mapped;
8085             break;
8086           }
8087         }
8088
8089         if (IS_CUSTOM_ELEMENT(element))
8090           element_mapped = EL_CUSTOM_1;
8091
8092         for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
8093         {
8094           if (forum_sketch_element_strings[k].element == element_mapped)
8095           {
8096             element_string = forum_sketch_element_strings[k].element_string;
8097             break;
8098           }
8099         }
8100
8101         printf("`%s", element_string);
8102
8103 #else
8104
8105         if (IS_CUSTOM_ELEMENT(element))
8106           element_mapped = EL_CUSTOM_START;
8107         else if (IS_GROUP_ELEMENT(element))
8108           element_mapped = EL_GROUP_START;
8109         else if (element >= NUM_FILE_ELEMENTS)
8110           element_mapped = EL_UNKNOWN;
8111
8112         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
8113 #endif
8114       }
8115
8116       printf("\n");
8117     }
8118
8119     return;
8120   }
8121
8122   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
8123     return;
8124
8125   if (mode == CB_AREA_TO_BRUSH)
8126   {
8127     int from_lx, from_ly;
8128
8129     if (from_x > to_x)
8130       swap_numbers(&from_x, &to_x);
8131
8132     if (from_y > to_y)
8133       swap_numbers(&from_y, &to_y);
8134
8135     brush_width = to_x - from_x + 1;
8136     brush_height = to_y - from_y + 1;
8137
8138     from_lx = from_x + level_xpos;
8139     from_ly = from_y + level_ypos;
8140
8141     for (y = 0; y < brush_height; y++)
8142     {
8143       for (x=0; x < brush_width; x++)
8144       {
8145         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
8146
8147         if (button != 1)
8148           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
8149       }
8150     }
8151
8152     if (button != 1)
8153       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8154
8155     delete_old_brush = FALSE;
8156   }
8157   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
8158            mode == CB_BRUSH_TO_LEVEL)
8159   {
8160     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
8161     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
8162     int cursor_from_x = cursor_x - brush_width / 2;
8163     int cursor_from_y = cursor_y - brush_height / 2;
8164     int border_from_x = cursor_x, border_from_y = cursor_y;
8165     int border_to_x = cursor_x, border_to_y = cursor_y;
8166
8167     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
8168       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
8169
8170     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
8171         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
8172     {
8173       delete_old_brush = FALSE;
8174       return;
8175     }
8176
8177     for (y = 0; y < brush_height; y++)
8178     {
8179       for (x = 0; x < brush_width; x++)
8180       {
8181         int sx = cursor_from_x + x;
8182         int sy = cursor_from_y + y;
8183         int lx = sx + level_xpos;
8184         int ly = sy + level_ypos;
8185         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
8186         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
8187                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
8188                        brush_buffer[x][y] : new_element);
8189
8190         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
8191         {
8192           if (sx < border_from_x)
8193             border_from_x = sx;
8194           else if (sx > border_to_x)
8195             border_to_x = sx;
8196           if (sy < border_from_y)
8197             border_from_y = sy;
8198           else if (sy > border_to_y)
8199             border_to_y = sy;
8200
8201           DrawLineElement(sx, sy, element, change_level);
8202         }
8203       }
8204     }
8205
8206     if (mode != CB_DELETE_OLD_CURSOR)
8207       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
8208
8209     last_cursor_x = cursor_x;
8210     last_cursor_y = cursor_y;
8211     delete_old_brush = TRUE;
8212   }
8213 }
8214
8215 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
8216                             int button)
8217 {
8218   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
8219 }
8220
8221 static void CopyBrushToLevel(int x, int y, int button)
8222 {
8223   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
8224 }
8225
8226 static void CopyBrushToCursor(int x, int y)
8227 {
8228   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
8229 }
8230
8231 static void DeleteBrushFromCursor()
8232 {
8233   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
8234 }
8235
8236 void DumpBrush()
8237 {
8238   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
8239 }
8240
8241 void DumpBrush_Small()
8242 {
8243   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
8244 }
8245
8246 static void FloodFill(int from_x, int from_y, int fill_element)
8247 {
8248   int i,x,y;
8249   int old_element;
8250   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
8251   static int safety = 0;
8252
8253   /* check if starting field still has the desired content */
8254   if (Feld[from_x][from_y] == fill_element)
8255     return;
8256
8257   safety++;
8258
8259   if (safety > lev_fieldx*lev_fieldy)
8260     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
8261
8262   old_element = Feld[from_x][from_y];
8263   Feld[from_x][from_y] = fill_element;
8264
8265   for (i = 0; i < 4; i++)
8266   {
8267     x = from_x + check[i][0];
8268     y = from_y + check[i][1];
8269
8270     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
8271       FloodFill(x, y, fill_element);
8272   }
8273
8274   safety--;
8275 }
8276
8277 /* values for DrawLevelText() modes */
8278 #define TEXT_INIT               0
8279 #define TEXT_SETCURSOR          1
8280 #define TEXT_WRITECHAR          2
8281 #define TEXT_BACKSPACE          3
8282 #define TEXT_NEWLINE            4
8283 #define TEXT_END                5
8284 #define TEXT_QUERY_TYPING       6
8285
8286 static int DrawLevelText(int sx, int sy, char letter, int mode)
8287 {
8288   static short delete_buffer[MAX_LEV_FIELDX];
8289   static int start_sx, start_sy;
8290   static int last_sx, last_sy;
8291   static boolean typing = FALSE;
8292   int letter_element = EL_CHAR_ASCII0 + letter;
8293   int lx = 0, ly = 0;
8294
8295   /* map lower case letters to upper case and convert special characters */
8296   if (letter >= 'a' && letter <= 'z')
8297     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
8298   else if (letter == 'ä' || letter == 'Ä')
8299     letter_element = EL_CHAR_AUMLAUT;
8300   else if (letter == 'ö' || letter == 'Ö')
8301     letter_element = EL_CHAR_OUMLAUT;
8302   else if (letter == 'ü' || letter == 'Ü')
8303     letter_element = EL_CHAR_UUMLAUT;
8304   else if (letter == '^')
8305     letter_element = EL_CHAR_COPYRIGHT;
8306   else
8307     letter_element = EL_CHAR_ASCII0 + letter;
8308
8309   if (mode != TEXT_INIT)
8310   {
8311     if (!typing)
8312       return FALSE;
8313
8314     if (mode != TEXT_SETCURSOR)
8315     {
8316       sx = last_sx;
8317       sy = last_sy;
8318     }
8319
8320     lx = last_sx + level_xpos;
8321     ly = last_sy + level_ypos;
8322   }
8323
8324   switch (mode)
8325   {
8326     case TEXT_INIT:
8327       if (typing)
8328         DrawLevelText(0, 0, 0, TEXT_END);
8329
8330       typing = TRUE;
8331       start_sx = last_sx = sx;
8332       start_sy = last_sy = sy;
8333       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
8334       break;
8335
8336     case TEXT_SETCURSOR:
8337       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
8338       DrawAreaBorder(sx, sy, sx, sy);
8339       last_sx = sx;
8340       last_sy = sy;
8341       break;
8342
8343     case TEXT_WRITECHAR:
8344       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
8345       {
8346         delete_buffer[sx - start_sx] = Feld[lx][ly];
8347         Feld[lx][ly] = letter_element;
8348
8349         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
8350           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
8351         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
8352           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8353         else
8354           DrawLevelText(0, 0, 0, TEXT_END);
8355
8356         level.changed = TRUE;
8357       }
8358       break;
8359
8360     case TEXT_BACKSPACE:
8361       if (sx > start_sx)
8362       {
8363         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
8364         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
8365         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
8366       }
8367       break;
8368
8369     case TEXT_NEWLINE:
8370       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
8371         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8372       else
8373         DrawLevelText(0, 0, 0, TEXT_END);
8374       break;
8375
8376     case TEXT_END:
8377       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8378       DrawMiniElement(sx, sy, Feld[lx][ly]);
8379       typing = FALSE;
8380       break;
8381
8382     case TEXT_QUERY_TYPING:
8383       break;
8384
8385     default:
8386       break;
8387   }
8388
8389   return typing;
8390 }
8391
8392 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
8393                           int element, boolean change_level)
8394 {
8395   int lx = sx + level_xpos;
8396   int ly = sy + level_ypos;
8397
8398   if (element == -1)
8399     DrawMiniElement(sx, sy, Feld[lx][ly]);
8400   else
8401     DrawAreaBorder(sx, sy, sx, sy);
8402 }
8403
8404 static void CopyLevelToUndoBuffer(int mode)
8405 {
8406   static boolean accumulated_undo = FALSE;
8407   boolean new_undo_buffer_position = TRUE;
8408   int last_border_element;
8409   int x, y;
8410
8411   switch (mode)
8412   {
8413     case UNDO_IMMEDIATE:
8414       accumulated_undo = FALSE;
8415       break;
8416
8417     case UNDO_ACCUMULATE:
8418       if (accumulated_undo)
8419         new_undo_buffer_position = FALSE;
8420       accumulated_undo = TRUE;
8421       break;
8422
8423     default:
8424       break;
8425   }
8426
8427   if (new_undo_buffer_position)
8428   {
8429     /* new position in undo buffer ring */
8430     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
8431
8432     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
8433       undo_buffer_steps++;
8434   }
8435
8436   for (x = 0; x < lev_fieldx; x++)
8437     for (y = 0; y < lev_fieldy; y++)
8438       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
8439
8440   /* check if drawing operation forces change of border style */
8441   last_border_element = BorderElement;
8442   SetBorderElement();
8443   if (BorderElement != last_border_element)
8444     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8445
8446   level.changed = TRUE;
8447 }
8448
8449 static void RandomPlacement(int new_element)
8450 {
8451   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
8452   int num_free_positions = 0;
8453   int num_percentage, num_elements;
8454   int x, y;
8455
8456   /* determine number of free positions for randomly placing the new element */
8457   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
8458   {
8459     free_position[x][y] =
8460       (random_placement_background_restricted ?
8461        Feld[x][y] == random_placement_background_element :
8462        Feld[x][y] != new_element);
8463
8464     if (free_position[x][y])
8465       num_free_positions++;
8466   }
8467
8468   /* determine number of new elements to place there */
8469   num_percentage = num_free_positions * random_placement_value / 100;
8470   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
8471                   num_percentage : random_placement_value);
8472
8473   /* if less free positions than elements to place, fill all these positions */
8474   if (num_free_positions < num_elements)
8475   {
8476     for (x = 0; x < lev_fieldx; x++)
8477       for (y = 0; y < lev_fieldy; y++)
8478         if (free_position[x][y])
8479           Feld[x][y] = new_element;
8480   }
8481   else
8482   {
8483     while (num_elements > 0)
8484     {
8485       x = RND(lev_fieldx);
8486       y = RND(lev_fieldy);
8487
8488       /* don't place element at the same position twice */
8489       if (free_position[x][y])
8490       {
8491         free_position[x][y] = FALSE;
8492         Feld[x][y] = new_element;
8493         num_elements--;
8494       }
8495     }
8496   }
8497
8498   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8499   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8500 }
8501
8502 void WrapLevel(int dx, int dy)
8503 {
8504   int wrap_dx = lev_fieldx - dx;
8505   int wrap_dy = lev_fieldy - dy;
8506   int x, y;
8507
8508   for (x = 0; x < lev_fieldx; x++)
8509     for (y = 0; y < lev_fieldy; y++)
8510       FieldBackup[x][y] = Feld[x][y];
8511
8512   for (x = 0; x < lev_fieldx; x++)
8513     for (y = 0; y < lev_fieldy; y++)
8514       Feld[x][y] =
8515         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
8516
8517   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8518   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
8519 }
8520
8521 static void HandleDrawingAreas(struct GadgetInfo *gi)
8522 {
8523   static boolean started_inside_drawing_area = FALSE;
8524   int id = gi->custom_id;
8525   boolean button_press_event;
8526   boolean button_release_event;
8527   boolean inside_drawing_area = !gi->event.off_borders;
8528   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
8529   int actual_drawing_function;
8530   int button = gi->event.button;
8531   int new_element = BUTTON_ELEMENT(button);
8532   int sx = gi->event.x, sy = gi->event.y;
8533   int min_sx = 0, min_sy = 0;
8534   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
8535   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
8536   int lx = 0, ly = 0;
8537   int min_lx = 0, min_ly = 0;
8538   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8539   int x, y;
8540
8541   /* handle info callback for each invocation of action callback */
8542   gi->callback_info(gi);
8543
8544   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8545   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8546
8547   /* make sure to stay inside drawing area boundaries */
8548   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8549   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8550
8551   if (draw_level)
8552   {
8553     /* get positions inside level field */
8554     lx = sx + level_xpos;
8555     ly = sy + level_ypos;
8556
8557     if (!IN_LEV_FIELD(lx, ly))
8558       inside_drawing_area = FALSE;
8559
8560     /* make sure to stay inside level field boundaries */
8561     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8562     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8563
8564     /* correct drawing area positions accordingly */
8565     sx = lx - level_xpos;
8566     sy = ly - level_ypos;
8567   }
8568
8569   if (button_press_event)
8570     started_inside_drawing_area = inside_drawing_area;
8571
8572   if (!started_inside_drawing_area)
8573     return;
8574
8575 #if 1
8576   if (!IS_VALID_BUTTON(button) && !button_release_event)
8577     return;
8578 #else
8579   if (!button && !button_release_event)
8580     return;
8581 #endif
8582
8583   /* automatically switch to 'single item' drawing mode, if needed */
8584   actual_drawing_function =
8585     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8586      drawing_function : GADGET_ID_SINGLE_ITEMS);
8587
8588   /* clicking into drawing area with pressed Control key picks element */
8589   if (GetKeyModState() & KMOD_Control)
8590   {
8591     last_drawing_function = drawing_function;
8592     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8593   }
8594
8595   switch (actual_drawing_function)
8596   {
8597     case GADGET_ID_SINGLE_ITEMS:
8598       if (draw_level)
8599       {
8600         if (button_release_event)
8601         {
8602           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8603
8604           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8605               !inside_drawing_area)
8606             DeleteBrushFromCursor();
8607         }
8608
8609         if (!button)
8610           break;
8611
8612         if (draw_with_brush)
8613         {
8614           if (!button_release_event)
8615             CopyBrushToLevel(sx, sy, button);
8616         }
8617         else if (new_element != Feld[lx][ly])
8618         {
8619           if (new_element == EL_PLAYER_1)
8620           {
8621             /* remove player at old position */
8622             for (y = 0; y < lev_fieldy; y++)
8623             {
8624               for (x = 0; x < lev_fieldx; x++)
8625               {
8626                 if (Feld[x][y] == EL_PLAYER_1)
8627                 {
8628                   Feld[x][y] = EL_EMPTY;
8629                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8630                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8631                     DrawMiniElement(x - level_xpos, y - level_ypos,
8632                                     EL_EMPTY);
8633                 }
8634               }
8635             }
8636           }
8637
8638           Feld[lx][ly] = new_element;
8639           DrawMiniElement(sx, sy, new_element);
8640         }
8641       }
8642       else
8643       {
8644         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8645           DrawMiniGraphicExt(drawto,
8646                              gi->x + sx * MINI_TILEX,
8647                              gi->y + sy * MINI_TILEY,
8648                              el2edimg(new_element));
8649         else
8650           DrawGraphicExt(drawto,
8651                          gi->x + sx * TILEX,
8652                          gi->y + sy * TILEY,
8653                          el2img(new_element), 0);
8654
8655         if (id == GADGET_ID_AMOEBA_CONTENT)
8656           level.amoeba_content = new_element;
8657         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8658         {
8659           new_element = GFX_ELEMENT(new_element);
8660           custom_element.gfx_element = new_element;
8661
8662           CopyElementPropertiesToGame(properties_element);
8663
8664           UpdateCustomElementGraphicGadgets();
8665
8666           FrameCounter = 0;     /* restart animation frame counter */
8667         }
8668         else if (id == GADGET_ID_CUSTOM_CONTENT)
8669         {
8670           custom_element.content[sx][sy] = new_element;
8671
8672           CopyCustomElementPropertiesToGame(properties_element);
8673         }
8674         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8675         {
8676           custom_element.move_enter_element = new_element;
8677
8678           CopyCustomElementPropertiesToGame(properties_element);
8679         }
8680         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8681         {
8682           custom_element.move_leave_element = new_element;
8683
8684           CopyCustomElementPropertiesToGame(properties_element);
8685         }
8686         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8687         {
8688           custom_element_change.target_element = new_element;
8689
8690           CopyCustomElementPropertiesToGame(properties_element);
8691         }
8692         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8693         {
8694           custom_element_change.target_content[sx][sy] = new_element;
8695
8696           CopyCustomElementPropertiesToGame(properties_element);
8697         }
8698         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8699         {
8700           custom_element_change.trigger_element = new_element;
8701
8702           CopyCustomElementPropertiesToGame(properties_element);
8703         }
8704         else if (id == GADGET_ID_GROUP_CONTENT)
8705         {
8706           group_element_info.element[sx] = new_element;
8707
8708           CopyGroupElementPropertiesToGame(properties_element);
8709         }
8710         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8711           random_placement_background_element = new_element;
8712         else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8713                  id <= GADGET_ID_YAMYAM_CONTENT_7)
8714           level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0][sx][sy] =
8715             new_element;
8716         else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8717                  id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8718           level.ball_content[id - GADGET_ID_MAGIC_BALL_CONTENT_0][sx][sy] =
8719             new_element;
8720       }
8721       break;
8722
8723     case GADGET_ID_CONNECTED_ITEMS:
8724       {
8725         static int last_sx = -1;
8726         static int last_sy = -1;
8727
8728         if (button_release_event)
8729           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8730
8731         if (button)
8732         {
8733           if (!button_press_event)
8734             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8735
8736           last_sx = sx;
8737           last_sy = sy;
8738         }
8739       }
8740       break;
8741
8742     case GADGET_ID_LINE:
8743     case GADGET_ID_ARC:
8744     case GADGET_ID_RECTANGLE:
8745     case GADGET_ID_FILLED_BOX:
8746     case GADGET_ID_GRAB_BRUSH:
8747     case GADGET_ID_TEXT:
8748       {
8749         static int last_sx = -1;
8750         static int last_sy = -1;
8751         static int start_sx = -1;
8752         static int start_sy = -1;
8753         void (*draw_func)(int, int, int, int, int, boolean);
8754
8755         if (drawing_function == GADGET_ID_LINE)
8756           draw_func = DrawLine;
8757         else if (drawing_function == GADGET_ID_ARC)
8758           draw_func = DrawArc;
8759         else if (drawing_function == GADGET_ID_RECTANGLE)
8760           draw_func = DrawBox;
8761         else if (drawing_function == GADGET_ID_FILLED_BOX)
8762           draw_func = DrawFilledBox;
8763         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8764           draw_func = SelectArea;
8765         else /* (drawing_function == GADGET_ID_TEXT) */
8766           draw_func = SetTextCursor;
8767
8768         if (button_press_event)
8769         {
8770           draw_func(sx, sy, sx, sy, new_element, FALSE);
8771           start_sx = last_sx = sx;
8772           start_sy = last_sy = sy;
8773
8774           if (drawing_function == GADGET_ID_TEXT)
8775             DrawLevelText(0, 0, 0, TEXT_END);
8776         }
8777         else if (button_release_event)
8778         {
8779           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8780           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8781           {
8782             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8783             CopyBrushToCursor(sx, sy);
8784             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8785                           MB_LEFTBUTTON);
8786             draw_with_brush = TRUE;
8787           }
8788           else if (drawing_function == GADGET_ID_TEXT)
8789             DrawLevelText(sx, sy, 0, TEXT_INIT);
8790           else
8791             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8792         }
8793         else if (last_sx != sx || last_sy != sy)
8794         {
8795           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8796           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8797           last_sx = sx;
8798           last_sy = sy;
8799         }
8800       }
8801       break;
8802
8803     case GADGET_ID_FLOOD_FILL:
8804       if (button_press_event && Feld[lx][ly] != new_element)
8805       {
8806         FloodFill(lx, ly, new_element);
8807         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8808         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8809       }
8810       break;
8811
8812     case GADGET_ID_PICK_ELEMENT:
8813       if (button_release_event)
8814         ClickOnGadget(level_editor_gadget[last_drawing_function],
8815                       MB_LEFTBUTTON);
8816       else if (draw_level)
8817         PickDrawingElement(button, Feld[lx][ly]);
8818       else if (id == GADGET_ID_AMOEBA_CONTENT)
8819         PickDrawingElement(button, level.amoeba_content);
8820       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8821         PickDrawingElement(button, custom_element.gfx_element);
8822       else if (id == GADGET_ID_CUSTOM_CONTENT)
8823         PickDrawingElement(button, custom_element.content[sx][sy]);
8824       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8825         PickDrawingElement(button, custom_element.move_enter_element);
8826       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8827         PickDrawingElement(button, custom_element.move_leave_element);
8828       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8829         PickDrawingElement(button, custom_element_change.target_element);
8830       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8831         PickDrawingElement(button, custom_element_change.target_content[sx][sy]);
8832       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8833         PickDrawingElement(button, custom_element_change.trigger_element);
8834       else if (id == GADGET_ID_GROUP_CONTENT)
8835         PickDrawingElement(button, group_element_info.element[sx]);
8836       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8837         PickDrawingElement(button, random_placement_background_element);
8838       else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8839                id <= GADGET_ID_YAMYAM_CONTENT_7)
8840       {
8841         int i = id - GADGET_ID_YAMYAM_CONTENT_0;
8842
8843         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8844       }
8845       else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8846                id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8847       {
8848         int i = id - GADGET_ID_MAGIC_BALL_CONTENT_0;
8849
8850         PickDrawingElement(button, level.ball_content[i][sx][sy]);
8851       }
8852
8853       break;
8854
8855     default:
8856       break;
8857   }
8858 }
8859
8860 static void HandleCounterButtons(struct GadgetInfo *gi)
8861 {
8862   int gadget_id = gi->custom_id;
8863   int counter_id = gi->custom_type_id;
8864   int button = gi->event.button;
8865   int *counter_value = counterbutton_info[counter_id].value;
8866   int step = BUTTON_STEPSIZE(button) *
8867     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8868
8869   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8870   {
8871     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8872     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8873     boolean level_changed = LevelChanged();
8874
8875     if ((level_changed && pressed) || (!level_changed && released))
8876       return;
8877
8878     if (level_changed && !Request("Level has changed ! Discard changes ?",
8879                                   REQ_ASK))
8880     {
8881       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8882         ModifyEditorCounter(counter_id, *counter_value);
8883
8884       return;
8885     }
8886   }
8887
8888   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8889     *counter_value = gi->textinput.number_value;
8890   else
8891     ModifyEditorCounter(counter_id, *counter_value + step);
8892
8893   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8894   {
8895       LoadLevel(level_nr);
8896       TapeErase();
8897       ResetUndoBuffer();
8898       DrawEditModeWindow();
8899
8900       return;
8901   }
8902
8903   switch (counter_id)
8904   {
8905     case ED_COUNTER_ID_YAMYAM_CONTENT:
8906       DrawYamYamContentAreas();
8907       break;
8908
8909     case ED_COUNTER_ID_GROUP_CONTENT:
8910       DrawGroupElementArea(properties_element);
8911       CopyGroupElementPropertiesToGame(properties_element);
8912       break;
8913
8914     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8915     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8916       DrawEnvelopeTextArea(-1);
8917       break;
8918
8919     case ED_COUNTER_ID_LEVEL_XSIZE:
8920     case ED_COUNTER_ID_LEVEL_YSIZE:
8921       lev_fieldx = level.fieldx;
8922       lev_fieldy = level.fieldy;
8923       break;
8924
8925     default:
8926       break;
8927   }
8928
8929   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8930        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8931       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8932        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8933     CopyElementPropertiesToGame(properties_element);
8934
8935   level.changed = TRUE;
8936 }
8937
8938 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8939 {
8940   int type_id = gi->custom_type_id;
8941
8942   strcpy(textinput_info[type_id].value, gi->textinput.value);
8943
8944   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8945   {
8946     CopyElementPropertiesToGame(properties_element);
8947
8948     ModifyEditorElementList();  /* update changed button info text */
8949   }
8950
8951   level.changed = TRUE;
8952 }
8953
8954 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8955 {
8956   int type_id = gi->custom_type_id;
8957
8958   strcpy(textarea_info[type_id].value, gi->textarea.value);
8959
8960   level.changed = TRUE;
8961 }
8962
8963 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8964 {
8965   int type_id = gi->custom_type_id;
8966
8967   *selectbox_info[type_id].value =
8968     selectbox_info[type_id].options[gi->selectbox.index].value;
8969
8970   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8971   {
8972     element_info[properties_element].current_change_page = gi->selectbox.index;
8973
8974     DrawPropertiesWindow();
8975   }
8976   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8977             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8978            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8979             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8980            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8981   {
8982     CopyElementPropertiesToGame(properties_element);
8983
8984     level.changed = TRUE;
8985   }
8986 }
8987
8988 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8989 {
8990   int type_id = gi->custom_type_id;
8991   int i;
8992
8993   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8994       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8995   {
8996     edit_mode_properties = gi->custom_type_id;
8997
8998     DrawPropertiesWindow();
8999   }
9000   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
9001   {
9002     char *template_filename = getDefaultLevelFilename(-1);
9003     boolean new_template = !fileExists(template_filename);
9004
9005     if (new_template ||
9006         Request("Save this template and kill the old ?", REQ_ASK))
9007       SaveLevelTemplate();
9008
9009     if (new_template)
9010       Request("Template saved !", REQ_CONFIRM);
9011   }
9012   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
9013            custom_element.num_change_pages < MAX_CHANGE_PAGES)
9014   {
9015     struct ElementInfo *ei = &element_info[properties_element];
9016
9017     setElementChangePages(ei, ei->num_change_pages + 1);
9018
9019     /* set new change page to be new current change page */
9020     ei->current_change_page = ei->num_change_pages - 1;
9021     ei->change = &ei->change_page[ei->current_change_page];
9022
9023     setElementChangeInfoToDefaults(ei->change);
9024
9025     DrawPropertiesWindow();
9026
9027     level.changed = TRUE;
9028   }
9029   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
9030            custom_element.num_change_pages > MIN_CHANGE_PAGES)
9031   {
9032     struct ElementInfo *ei = &element_info[properties_element];
9033
9034     /* copy all change pages after change page to be deleted */
9035     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
9036       ei->change_page[i] = ei->change_page[i + 1];
9037
9038     setElementChangePages(ei, ei->num_change_pages - 1);
9039
9040     DrawPropertiesWindow();
9041
9042     level.changed = TRUE;
9043   }
9044 }
9045
9046 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
9047 {
9048   int type_id = gi->custom_type_id;
9049
9050   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
9051       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
9052   {
9053     struct ElementInfo *ei = &element_info[properties_element];
9054     int step = BUTTON_STEPSIZE(gi->event.button);
9055
9056     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
9057     ei->current_change_page += step;
9058
9059     if (ei->current_change_page < 0)
9060       ei->current_change_page = 0;
9061     else if (ei->current_change_page >= ei->num_change_pages)
9062       ei->current_change_page = ei->num_change_pages - 1;
9063
9064     DrawPropertiesWindow();
9065   }
9066   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
9067            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
9068   {
9069     struct ElementInfo *ei = &element_info[properties_element];
9070     int current_change_page = ei->current_change_page;
9071
9072     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
9073       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
9074         ei->change_page[current_change_page];
9075     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
9076     {
9077       ei->change_page[current_change_page] =
9078         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
9079
9080       level.changed = TRUE;
9081     }
9082
9083     DrawPropertiesWindow();
9084   }
9085 }
9086
9087 static void HandleRadiobuttons(struct GadgetInfo *gi)
9088 {
9089   *radiobutton_info[gi->custom_type_id].value =
9090     radiobutton_info[gi->custom_type_id].checked_value;
9091
9092   level.changed = TRUE;
9093 }
9094
9095 static void HandleCheckbuttons(struct GadgetInfo *gi)
9096 {
9097   int type_id = gi->custom_type_id;
9098
9099   *checkbutton_info[type_id].value ^= TRUE;
9100
9101   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
9102       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
9103       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
9104       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
9105          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
9106         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
9107          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
9108        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
9109   {
9110     CopyElementPropertiesToGame(properties_element);
9111   }
9112
9113   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
9114   {
9115     UpdateCustomElementGraphicGadgets();
9116   }
9117   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
9118   {
9119     char *template_filename = getDefaultLevelFilename(-1);
9120
9121     if (level.use_custom_template && !fileExists(template_filename))
9122     {
9123       Request("No level template found !", REQ_CONFIRM);
9124
9125       level.use_custom_template = FALSE;
9126       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
9127
9128       return;
9129     }
9130
9131     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
9132
9133     DrawEditModeWindow();
9134   }
9135
9136   level.changed = TRUE;
9137 }
9138
9139 static void HandleControlButtons(struct GadgetInfo *gi)
9140 {
9141   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
9142   static int last_edit_mode = ED_MODE_DRAWING;
9143   static int last_custom_copy_mode = -1;
9144   int id = gi->custom_id;
9145   int button = gi->event.button;
9146   int step = BUTTON_STEPSIZE(button);
9147   int new_element = BUTTON_ELEMENT(button);
9148   int x, y;
9149
9150 #if 0
9151   /* MAKES PROBLEMS WITH ELEMENT LIST SCROLLBAR AND IS PROBABLY NOT NEEDED */
9152   /* !!! CHECK WHAT HAPPENS WHEN MOUSE WHEEL IS USED OVER ELEMENT LIST !!! */
9153
9154   if (!IS_VALID_BUTTON(button))
9155     return;
9156 #endif
9157
9158   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
9159     DrawLevelText(0, 0, 0, TEXT_END);
9160
9161   if (id < ED_NUM_CTRL1_BUTTONS &&
9162       id != GADGET_ID_SINGLE_ITEMS &&
9163       id != GADGET_ID_PROPERTIES &&
9164       id != GADGET_ID_PICK_ELEMENT &&
9165       edit_mode != ED_MODE_DRAWING &&
9166       drawing_function != GADGET_ID_PICK_ELEMENT &&
9167       !(GetKeyModState() & KMOD_Control))
9168   {
9169     DrawDrawingWindow();
9170     edit_mode = ED_MODE_DRAWING;
9171   }
9172
9173   /* element copy mode active, but no element button pressed => deactivate */
9174   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
9175     last_custom_copy_mode = -1;
9176
9177   switch (id)
9178   {
9179     case GADGET_ID_SCROLL_LEFT:
9180       if (level_xpos >= 0)
9181       {
9182         if (lev_fieldx < ed_fieldx - 2)
9183           break;
9184
9185         level_xpos -= step;
9186         if (level_xpos < -1)
9187           level_xpos = -1;
9188         if (button == 1)
9189           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
9190         else
9191           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9192
9193         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9194                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9195       }
9196       break;
9197
9198     case GADGET_ID_SCROLL_RIGHT:
9199       if (level_xpos <= lev_fieldx - ed_fieldx)
9200       {
9201         if (lev_fieldx < ed_fieldx - 2)
9202           break;
9203
9204         level_xpos += step;
9205         if (level_xpos > lev_fieldx - ed_fieldx + 1)
9206           level_xpos = lev_fieldx - ed_fieldx + 1;
9207         if (button == 1)
9208           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
9209         else
9210           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9211
9212         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9213                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9214       }
9215       break;
9216
9217     case GADGET_ID_SCROLL_UP:
9218       if (level_ypos >= 0)
9219       {
9220         if (lev_fieldy < ed_fieldy - 2)
9221           break;
9222
9223         level_ypos -= step;
9224         if (level_ypos < -1)
9225           level_ypos = -1;
9226         if (button == 1)
9227           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
9228         else
9229           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9230
9231         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9232                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9233       }
9234       break;
9235
9236     case GADGET_ID_SCROLL_DOWN:
9237       if (level_ypos <= lev_fieldy - ed_fieldy)
9238       {
9239         if (lev_fieldy < ed_fieldy - 2)
9240           break;
9241
9242         level_ypos += step;
9243         if (level_ypos > lev_fieldy - ed_fieldy + 1)
9244           level_ypos = lev_fieldy - ed_fieldy + 1;
9245         if (button == 1)
9246           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
9247         else
9248           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9249
9250         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9251                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9252       }
9253       break;
9254
9255     case GADGET_ID_SCROLL_HORIZONTAL:
9256       level_xpos = gi->event.item_position - 1;
9257       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9258       break;
9259
9260     case GADGET_ID_SCROLL_VERTICAL:
9261       level_ypos = gi->event.item_position - 1;
9262       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9263       break;
9264
9265     case GADGET_ID_SCROLL_LIST_UP:
9266     case GADGET_ID_SCROLL_LIST_DOWN:
9267     case GADGET_ID_SCROLL_LIST_VERTICAL:
9268       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
9269         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
9270       else
9271       {
9272         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
9273         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
9274
9275         if (element_shift < 0)
9276           element_shift = 0;
9277         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
9278           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
9279
9280         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
9281                      GDI_SCROLLBAR_ITEM_POSITION,
9282                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
9283       }
9284
9285       ModifyEditorElementList();
9286
9287       break;
9288
9289     case GADGET_ID_WRAP_LEFT:
9290       WrapLevel(-step, 0);
9291       break;
9292
9293     case GADGET_ID_WRAP_RIGHT:
9294       WrapLevel(step, 0);
9295       break;
9296
9297     case GADGET_ID_WRAP_UP:
9298       WrapLevel(0, -step);
9299       break;
9300
9301     case GADGET_ID_WRAP_DOWN:
9302       WrapLevel(0, step);
9303       break;
9304
9305     case GADGET_ID_SINGLE_ITEMS:
9306     case GADGET_ID_CONNECTED_ITEMS:
9307     case GADGET_ID_LINE:
9308     case GADGET_ID_ARC:
9309     case GADGET_ID_TEXT:
9310     case GADGET_ID_RECTANGLE:
9311     case GADGET_ID_FILLED_BOX:
9312     case GADGET_ID_FLOOD_FILL:
9313     case GADGET_ID_GRAB_BRUSH:
9314     case GADGET_ID_PICK_ELEMENT:
9315       if (drawing_function != GADGET_ID_PICK_ELEMENT)
9316         last_drawing_function = drawing_function;
9317       drawing_function = id;
9318       draw_with_brush = FALSE;
9319       break;
9320
9321     case GADGET_ID_RANDOM_PLACEMENT:
9322       RandomPlacement(new_element);
9323       break;
9324
9325     case GADGET_ID_PROPERTIES:
9326       if (edit_mode != ED_MODE_PROPERTIES)
9327       {
9328         properties_element = new_element;
9329         DrawPropertiesWindow();
9330         edit_mode = ED_MODE_PROPERTIES;
9331
9332         last_level_drawing_function = drawing_function;
9333         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
9334                       MB_LEFTBUTTON);
9335       }
9336       else
9337       {
9338         DrawDrawingWindow();
9339         edit_mode = ED_MODE_DRAWING;
9340
9341         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
9342                       MB_LEFTBUTTON);
9343       }
9344       break;
9345
9346     case GADGET_ID_CUSTOM_COPY_FROM:
9347     case GADGET_ID_CUSTOM_COPY_TO:
9348     case GADGET_ID_CUSTOM_EXCHANGE:
9349       last_custom_copy_mode = id;
9350       last_drawing_function = drawing_function;
9351       break;
9352
9353     case GADGET_ID_CUSTOM_COPY:
9354       CopyCustomElement(properties_element, -1, id);
9355       break;
9356
9357     case GADGET_ID_CUSTOM_PASTE:
9358       CopyCustomElement(-1, properties_element, id);
9359       break;
9360
9361     case GADGET_ID_UNDO:
9362       if (undo_buffer_steps == 0)
9363       {
9364         Request("Undo buffer empty !", REQ_CONFIRM);
9365         break;
9366       }
9367
9368       if (edit_mode != ED_MODE_DRAWING)
9369       {
9370         DrawDrawingWindow();
9371         edit_mode = ED_MODE_DRAWING;
9372       }
9373
9374       undo_buffer_position =
9375         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
9376       undo_buffer_steps--;
9377
9378       for (x = 0; x < lev_fieldx; x++)
9379         for (y = 0; y < lev_fieldy; y++)
9380           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
9381       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
9382       break;
9383
9384     case GADGET_ID_INFO:
9385       if (edit_mode != ED_MODE_INFO)
9386       {
9387         last_edit_mode = edit_mode;
9388         edit_mode = ED_MODE_INFO;
9389
9390         DrawLevelInfoWindow();
9391       }
9392       else
9393       {
9394         edit_mode = last_edit_mode;
9395
9396         DrawEditModeWindow();
9397       }
9398       break;
9399
9400     case GADGET_ID_CLEAR:
9401       if (edit_mode != ED_MODE_DRAWING)
9402       {
9403         DrawDrawingWindow();
9404         edit_mode = ED_MODE_DRAWING;
9405       }
9406
9407       for (x = 0; x < MAX_LEV_FIELDX; x++)
9408         for (y = 0; y < MAX_LEV_FIELDY; y++)
9409           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
9410
9411       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
9412
9413       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9414       break;
9415
9416     case GADGET_ID_SAVE:
9417       if (leveldir_current->readonly)
9418       {
9419         Request("This level is read only !", REQ_CONFIRM);
9420         break;
9421       }
9422
9423       if (!LevelContainsPlayer())
9424         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9425       else
9426       {
9427         char *level_filename = getDefaultLevelFilename(level_nr);
9428         boolean new_level = !fileExists(level_filename);
9429
9430         if (new_level ||
9431             Request("Save this level and kill the old ?", REQ_ASK))
9432         {
9433           CopyPlayfield(Feld, level.field);
9434
9435           SaveLevel(level_nr);
9436         }
9437
9438         if (new_level)
9439           Request("Level saved !", REQ_CONFIRM);
9440
9441         level.changed = FALSE;
9442       }
9443       break;
9444
9445     case GADGET_ID_TEST:
9446       if (!LevelContainsPlayer())
9447         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9448       else
9449       {
9450         if (LevelChanged())
9451           level.game_version = GAME_VERSION_ACTUAL;
9452
9453         CopyPlayfield(level.field, FieldBackup);
9454         CopyPlayfield(Feld, level.field);
9455
9456         CopyNativeLevel_RND_to_Native(&level);
9457
9458         UnmapLevelEditorGadgets();
9459         UndrawSpecialEditorDoor();
9460
9461         CloseDoor(DOOR_CLOSE_ALL);
9462
9463         DrawCompleteVideoDisplay();
9464
9465         level_editor_test_game = TRUE;
9466
9467 #if 1
9468         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
9469 #else
9470         if (setup.autorecord)
9471           TapeStartRecording();
9472
9473         game_status = GAME_MODE_PLAYING;
9474
9475         InitGame();
9476 #endif
9477       }
9478       break;
9479
9480     case GADGET_ID_EXIT:
9481       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
9482       break;
9483
9484     default:
9485       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
9486           id <= GADGET_ID_ELEMENTLIST_LAST)
9487       {
9488         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
9489         int new_element = editor_elements[element_position + element_shift];
9490
9491         if (last_custom_copy_mode != -1)
9492         {
9493           if (CopyCustomElement(properties_element, new_element,
9494                                 last_custom_copy_mode))
9495           {
9496             ClickOnGadget(level_editor_gadget[last_drawing_function],
9497                           MB_LEFTBUTTON);
9498
9499             last_custom_copy_mode = -1;
9500           }
9501
9502           break;
9503         }
9504
9505         PickDrawingElement(button, new_element);
9506
9507         if (!stick_element_properties_window &&
9508             drawing_function != GADGET_ID_PICK_ELEMENT &&
9509             !(GetKeyModState() & KMOD_Control))
9510         {
9511           properties_element = new_element;
9512           if (edit_mode == ED_MODE_PROPERTIES)
9513             DrawPropertiesWindow();
9514         }
9515
9516         if (drawing_function == GADGET_ID_PICK_ELEMENT)
9517           ClickOnGadget(level_editor_gadget[last_drawing_function],
9518                         MB_LEFTBUTTON);
9519       }
9520 #ifdef DEBUG
9521       else if (gi->event.type == GD_EVENT_PRESSED)
9522         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
9523       else if (gi->event.type == GD_EVENT_RELEASED)
9524         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
9525       else if (gi->event.type == GD_EVENT_MOVING)
9526         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
9527       else
9528         printf("default: HandleControlButtons: ? (id == %d)\n", id);
9529 #endif
9530       break;
9531   }
9532 }
9533
9534 void HandleLevelEditorKeyInput(Key key)
9535 {
9536   char letter = getCharFromKey(key);
9537   int button = MB_LEFTBUTTON;
9538
9539   if (drawing_function == GADGET_ID_TEXT &&
9540       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
9541   {
9542     if (letter)
9543       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
9544     else if (key == KSYM_Delete || key == KSYM_BackSpace)
9545       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
9546     else if (key == KSYM_Return)
9547       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
9548     else if (key == KSYM_Escape)
9549       DrawLevelText(0, 0, 0, TEXT_END);
9550   }
9551   else if (button_status == MB_RELEASED)
9552   {
9553     int i, id = GADGET_ID_NONE;
9554
9555     switch (key)
9556     {
9557       case KSYM_Left:
9558         id = GADGET_ID_SCROLL_LEFT;
9559         break;
9560       case KSYM_Right:
9561         id = GADGET_ID_SCROLL_RIGHT;
9562         break;
9563       case KSYM_Up:
9564         id = GADGET_ID_SCROLL_UP;
9565         break;
9566       case KSYM_Down:
9567         id = GADGET_ID_SCROLL_DOWN;
9568         break;
9569       case KSYM_Page_Up:
9570         id = GADGET_ID_SCROLL_LIST_UP;
9571         button = MB_RIGHTBUTTON;
9572         break;
9573       case KSYM_Page_Down:
9574         id = GADGET_ID_SCROLL_LIST_DOWN;
9575         button = MB_RIGHTBUTTON;
9576         break;
9577
9578       case KSYM_Escape:
9579         if (edit_mode == ED_MODE_DRAWING)
9580         {
9581           RequestExitLevelEditor(setup.ask_on_escape);
9582         }
9583         else if (edit_mode == ED_MODE_INFO)
9584         {
9585           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9586         }
9587         else if (edit_mode == ED_MODE_PROPERTIES)
9588         {
9589           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9590         }
9591         else            /* should never happen */
9592         {
9593           DrawDrawingWindow();
9594           edit_mode = ED_MODE_DRAWING;
9595         }
9596         break;
9597
9598       default:
9599         break;
9600     }
9601
9602     if (id != GADGET_ID_NONE)
9603       ClickOnGadget(level_editor_gadget[id], button);
9604     else if (letter == '.')
9605       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9606     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9607       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9608     else
9609       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9610         if (letter && letter == control_info[i].shortcut)
9611           if (!anyTextGadgetActive())
9612             ClickOnGadget(level_editor_gadget[i], button);
9613   }
9614 }
9615
9616 void HandleLevelEditorIdle()
9617 {
9618   static unsigned long action_delay = 0;
9619   unsigned long action_delay_value = GameFrameDelay;
9620   int xpos = 1, ypos = 2;
9621
9622   if (edit_mode != ED_MODE_PROPERTIES)
9623     return;
9624
9625   if (!DelayReached(&action_delay, action_delay_value))
9626     return;
9627
9628   DrawGraphicAnimationExt(drawto,
9629                           SX + xpos * TILEX,
9630                           SY + ypos * TILEY + MINI_TILEY / 2,
9631                           el2img(properties_element), -1, NO_MASKING);
9632
9633   MarkTileDirty(xpos, ypos);
9634   MarkTileDirty(xpos, ypos + 1);
9635
9636   FrameCounter++;       /* increase animation frame counter */
9637 }
9638
9639 void ClearEditorGadgetInfoText()
9640 {
9641   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9642 }
9643
9644 void HandleEditorGadgetInfoText(void *ptr)
9645 {
9646   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9647   char infotext[MAX_OUTPUT_LINESIZE + 1];
9648   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9649   int max_infotext_len = getMaxInfoTextLength();
9650
9651   if (game_status != GAME_MODE_EDITOR)
9652     return;
9653
9654   ClearEditorGadgetInfoText();
9655
9656   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9657     return;
9658
9659   /* misuse this function to delete brush cursor, if needed */
9660   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9661     DeleteBrushFromCursor();
9662
9663   if (gi == NULL || gi->info_text == NULL)
9664     return;
9665
9666   strncpy(infotext, gi->info_text, max_infotext_len);
9667   infotext[max_infotext_len] = '\0';
9668
9669   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9670   {
9671     int key = control_info[gi->custom_id].shortcut;
9672
9673     if (key)
9674     {
9675       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9676         sprintf(shortcut, " ('.' or '%c')", key);
9677       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9678         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9679       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9680         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9681       else                                              /* normal case */
9682         sprintf(shortcut, " ('%s%c')",
9683                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9684
9685       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9686         strcat(infotext, shortcut);
9687     }
9688   }
9689
9690   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9691 }
9692
9693 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9694 {
9695   static int start_lx, start_ly;
9696   int id = gi->custom_id;
9697   int sx = gi->event.x;
9698   int sy = gi->event.y;
9699   int lx = sx + level_xpos;
9700   int ly = sy + level_ypos;
9701   int min_sx = 0, min_sy = 0;
9702   int max_sx = gi->drawing.area_xsize - 1;
9703   int max_sy = gi->drawing.area_ysize - 1;
9704   int actual_drawing_function = drawing_function;
9705   int max_infotext_len = getMaxInfoTextLength();
9706   char infotext[MAX_OUTPUT_LINESIZE + 1];
9707   char *text;
9708
9709   infotext[0] = '\0';           /* start with empty info text */
9710
9711   /* pressed Control key: simulate picking element */
9712   if (GetKeyModState() & KMOD_Control)
9713     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9714
9715   ClearEditorGadgetInfoText();
9716
9717   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9718     return;
9719
9720   /* make sure to stay inside drawing area boundaries */
9721   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9722   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9723
9724   if (id == GADGET_ID_DRAWING_LEVEL)
9725   {
9726     if (button_status)
9727     {
9728       int min_lx = 0, min_ly = 0;
9729       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9730
9731       /* get positions inside level field */
9732       lx = sx + level_xpos;
9733       ly = sy + level_ypos;
9734
9735       /* make sure to stay inside level field boundaries */
9736       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9737       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9738
9739       /* correct drawing area positions accordingly */
9740       sx = lx - level_xpos;
9741       sy = ly - level_ypos;
9742     }
9743
9744     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9745     {
9746       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9747       {
9748         if (gi->event.type == GD_EVENT_PRESSED)
9749         {
9750           start_lx = lx;
9751           start_ly = ly;
9752         }
9753
9754         switch (actual_drawing_function)
9755         {
9756           case GADGET_ID_SINGLE_ITEMS:
9757             text = "Drawing single items";
9758             break;
9759           case GADGET_ID_CONNECTED_ITEMS:
9760             text = "Drawing connected items";
9761             break;
9762           case GADGET_ID_LINE:
9763             text = "Drawing line";
9764             break;
9765           case GADGET_ID_ARC:
9766             text = "Drawing arc";
9767             break;
9768           case GADGET_ID_TEXT:
9769             text = "Setting text cursor";
9770             break;
9771           case GADGET_ID_RECTANGLE:
9772             text = "Drawing rectangle";
9773             break;
9774           case GADGET_ID_FILLED_BOX:
9775             text = "Drawing filled box";
9776             break;
9777           case GADGET_ID_FLOOD_FILL:
9778             text = "Flood fill";
9779             break;
9780           case GADGET_ID_GRAB_BRUSH:
9781             text = "Grabbing brush";
9782             break;
9783           case GADGET_ID_PICK_ELEMENT:
9784             text = "Picking element";
9785             break;
9786
9787           default:
9788             text = "Drawing position";
9789             break;
9790         }
9791
9792 #if 1
9793         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9794           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9795         else
9796           sprintf(infotext, "%s: %d, %d", text,
9797                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9798 #else
9799         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9800           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9801                     "%s: %d, %d", infotext, lx, ly);
9802         else
9803           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9804                     "%s: %d, %d", infotext,
9805                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9806 #endif
9807       }
9808 #if 1
9809       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9810         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9811       else
9812         sprintf(infotext, "Level position: %d, %d", lx, ly);
9813 #else
9814       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9815         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9816                   "%s", getElementInfoText(Feld[lx][ly]));
9817       else
9818         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9819                   "Level position: %d, %d", lx, ly);
9820 #endif
9821     }
9822
9823     /* misuse this function to draw brush cursor, if needed */
9824     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9825     {
9826       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9827         CopyBrushToCursor(sx, sy);
9828       else
9829         DeleteBrushFromCursor();
9830     }
9831   }
9832   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9833   {
9834     int element = EL_EMPTY;
9835
9836     if (id == GADGET_ID_AMOEBA_CONTENT)
9837       element = level.amoeba_content;
9838     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9839       element = custom_element.gfx_element;
9840     else if (id == GADGET_ID_CUSTOM_CONTENT)
9841       element = custom_element.content[sx][sy];
9842     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9843       element = custom_element.move_enter_element;
9844     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9845       element = custom_element.move_leave_element;
9846     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9847       element = custom_element_change.target_element;
9848     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9849       element = custom_element_change.target_content[sx][sy];
9850     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9851       element = custom_element_change.trigger_element;
9852     else if (id == GADGET_ID_GROUP_CONTENT)
9853       element = group_element_info.element[sx];
9854     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9855       element = random_placement_background_element;
9856     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9857              id <= GADGET_ID_YAMYAM_CONTENT_7)
9858       element = level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0][sx][sy];
9859     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9860              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9861       element = level.ball_content[id -GADGET_ID_MAGIC_BALL_CONTENT_0][sx][sy];
9862
9863     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9864   }
9865   else
9866   {
9867     if (id == GADGET_ID_AMOEBA_CONTENT)
9868       strcpy(infotext, "Amoeba content");
9869     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9870       strcpy(infotext, "Custom graphic element");
9871     else if (id == GADGET_ID_CUSTOM_CONTENT)
9872       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9873     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9874       strcpy(infotext, "Element that can be digged/collected");
9875     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9876       strcpy(infotext, "Element that will be left behind");
9877     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9878       strcpy(infotext, "New element after change");
9879     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9880       strcpy(infotext, "New extended elements after change");
9881     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9882       strcpy(infotext, "Other element triggering change");
9883     else if (id == GADGET_ID_GROUP_CONTENT)
9884       sprintf(infotext, "Group element position: %d", sx + 1);
9885     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9886       strcpy(infotext, "Random placement background");
9887     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9888              id <= GADGET_ID_YAMYAM_CONTENT_7)
9889       sprintf(infotext, "Content area %d position: %d, %d",
9890               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9891     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9892              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9893       sprintf(infotext, "Content area %d position: %d, %d",
9894               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9895   }
9896
9897   infotext[max_infotext_len] = '\0';
9898
9899   if (strlen(infotext) > 0)
9900     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9901 }
9902
9903 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9904 {
9905   if (!ask_if_level_has_changed ||
9906       !LevelChanged() ||
9907       Request("Level has changed ! Exit without saving ?",
9908               REQ_ASK | REQ_STAY_OPEN))
9909   {
9910 #if 1
9911     CloseDoor(DOOR_CLOSE_1);
9912     SetDoorState(DOOR_CLOSE_2);
9913 #else
9914     CloseDoor(DOOR_CLOSE_ALL);
9915 #endif
9916     game_status = GAME_MODE_MAIN;
9917     DrawMainMenu();
9918   }
9919   else
9920   {
9921     CloseDoor(DOOR_CLOSE_1);
9922     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9923   }
9924 }