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_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 22)
 478 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 23)
 479
 480 /* textbutton identifiers */
 481 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 24)
 482
 483 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 484 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 485 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 486 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 487 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 488 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 489 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 490 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 491
 492 /* graphicbutton identifiers */
 493 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 494
 495 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 496 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 497 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 498 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 499
 500 /* gadgets for scrolling of drawing area */
 501 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 502
 503 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 504 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 505 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 506 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 507 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 508 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 509
 510 /* gadgets for scrolling element list */
 511 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 512
 513 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 514 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 515 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 516
 517 /* checkbuttons/radiobuttons for level/element properties */
 518 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 519
 520 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 521 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 522 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 523 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 3)
 524 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 4)
 525 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 5)
 526 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 527 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 7)
 528 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 8)
 529 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 9)
 530 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 10)
 531 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 532 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 12)
 533 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 534 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 535 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 15)
 536 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 16)
 537 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 538 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 539 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 19)
 540 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 541 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 21)
 542 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 22)
 543 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 23)
 544 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 24)
 545 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 25)
 546 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 547 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 548 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 549 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 550 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 551 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 552 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 32)
 553 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 33)
 554 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 34)
 555 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 35)
 556 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 36)
 557 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 37)
 558 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 38)
 559
 560 /* gadgets for buttons in element list */
 561 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 39)
 562 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 563                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 564
 565 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 566
 567 /* radio button numbers */
 568 #define RADIO_NR_NONE                   0
 569 #define RADIO_NR_DRAWING_TOOLBOX        1
 570 #define RADIO_NR_RANDOM_ELEMENTS        2
 571
 572 /* values for counter gadgets */
 573 #define ED_COUNTER_ID_SELECT_LEVEL      0
 574 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 575 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 576 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 577 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 578 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 579 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 580 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 581 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 582 #define ED_COUNTER_ID_YAMYAM_CONTENT    9
 583 #define ED_COUNTER_ID_ENVELOPE_XSIZE    10
 584 #define ED_COUNTER_ID_ENVELOPE_YSIZE    11
 585 #define ED_COUNTER_ID_CUSTOM_SCORE      12
 586 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   13
 587 #define ED_COUNTER_ID_PUSH_DELAY_FIX    14
 588 #define ED_COUNTER_ID_PUSH_DELAY_RND    15
 589 #define ED_COUNTER_ID_DROP_DELAY_FIX    16
 590 #define ED_COUNTER_ID_DROP_DELAY_RND    17
 591 #define ED_COUNTER_ID_MOVE_DELAY_FIX    18
 592 #define ED_COUNTER_ID_MOVE_DELAY_RND    19
 593 #define ED_COUNTER_ID_EXPLOSION_DELAY   20
 594 #define ED_COUNTER_ID_IGNITION_DELAY    21
 595 #define ED_COUNTER_ID_GROUP_CONTENT     22
 596 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  23
 597 #define ED_COUNTER_ID_CHANGE_DELAY_RND  24
 598 #define ED_COUNTER_ID_CHANGE_CONT_RND   25
 599
 600 #define ED_NUM_COUNTERBUTTONS           26
 601
 602 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 603 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 604
 605 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 606 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 607 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 608 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 609 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 610 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 611
 612 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 613 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 614
 615 /* values for scrollbutton gadgets */
 616 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 617 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 618 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 619 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 620 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 621 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 622
 623 #define ED_NUM_SCROLLBUTTONS            6
 624
 625 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 626 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 627
 628 /* values for scrollbar gadgets */
 629 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 630 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 631 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 632
 633 #define ED_NUM_SCROLLBARS               3
 634
 635 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 636 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 637
 638 /* values for text input gadgets */
 639 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 640 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 641 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 642
 643 #define ED_NUM_TEXTINPUT                3
 644
 645 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 646 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 647
 648 /* values for text area gadgets */
 649 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 650
 651 #define ED_NUM_TEXTAREAS                        1
 652
 653 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 654 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 655
 656 /* values for selectbox gadgets */
 657 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 658 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 659 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      2
 660 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     3
 661 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 4
 662 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 5
 663 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   6
 664 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     7
 665 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   8
 666 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    9
 667 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  10
 668 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    11
 669 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    12
 670 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       13
 671 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   14
 672 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       15
 673 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    16
 674 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     17
 675 #define ED_SELECTBOX_ID_CHANGE_SIDE             18
 676 #define ED_SELECTBOX_ID_CHANGE_PLAYER           19
 677 #define ED_SELECTBOX_ID_CHANGE_PAGE             20
 678 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     21
 679 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      22
 680 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       23
 681
 682 #define ED_NUM_SELECTBOX                        24
 683
 684 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 685 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_GAME_ENGINE_TYPE
 686
 687 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 688 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 689 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 690 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 691 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 692 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 693
 694 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 695 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 696
 697 /* values for textbutton gadgets */
 698 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 699 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 700 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 701 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 702 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 703 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 704 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 705 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 706
 707 #define ED_NUM_TEXTBUTTONS                      8
 708
 709 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 710 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 711
 712 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 713 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 714
 715 /* values for graphicbutton gadgets */
 716 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 717 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 718 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 719 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 720
 721 #define ED_NUM_GRAPHICBUTTONS                   4
 722
 723 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 724 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 725
 726 /* values for checkbutton gadgets */
 727 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 728 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 729 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 730 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 731 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 732 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    5
 733 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          6
 734 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      7
 735 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   8
 736 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    9
 737 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  10
 738 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    11
 739 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    12
 740 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     13
 741 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    14
 742 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   15
 743 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     16
 744 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 17
 745 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 18
 746 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 19
 747 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       20
 748 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       21
 749 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      22
 750 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       23
 751 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         24
 752 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    25
 753 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   26
 754 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  27
 755 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 28
 756 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     29
 757 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          30
 758 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  31
 759 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   32
 760 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  33
 761 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    34
 762 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  35
 763 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     36
 764
 765 #define ED_NUM_CHECKBUTTONS                     37
 766
 767 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 768 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 769
 770 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 771 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 772 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 773 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 774 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 775 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 776
 777 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 778 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM
 779
 780 /* values for radiobutton gadgets */
 781 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 782 #define ED_RADIOBUTTON_ID_QUANTITY      1
 783
 784 #define ED_NUM_RADIOBUTTONS             2
 785
 786 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 787 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 788
 789 /* values for drawing area gadgets */
 790 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 791 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 792 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 793 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 794 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 795 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 796 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 797 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 798 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 799 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 800 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 801 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 802 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 803 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 804 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 805 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 806 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 807 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 808 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            18
 809 #define ED_DRAWING_ID_CUSTOM_CONTENT            19
 810 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         20
 811 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         21
 812 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      22
 813 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     23
 814 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     24
 815 #define ED_DRAWING_ID_GROUP_CONTENT             25
 816 #define ED_DRAWING_ID_RANDOM_BACKGROUND         26
 817
 818 #define ED_NUM_DRAWING_AREAS                    27
 819
 820
 821 /*
 822   -----------------------------------------------------------------------------
 823   some internally used definitions
 824   -----------------------------------------------------------------------------
 825 */
 826
 827 /* values for CopyLevelToUndoBuffer() */
 828 #define UNDO_IMMEDIATE                  0
 829 #define UNDO_ACCUMULATE                 1
 830
 831 /* values for scrollbars */
 832 #define ED_SCROLL_NO                    0
 833 #define ED_SCROLL_LEFT                  1
 834 #define ED_SCROLL_RIGHT                 2
 835 #define ED_SCROLL_UP                    4
 836 #define ED_SCROLL_DOWN                  8
 837
 838 /* screens in the level editor */
 839 #define ED_MODE_DRAWING                 0
 840 #define ED_MODE_INFO                    1
 841 #define ED_MODE_PROPERTIES              2
 842
 843 /* sub-screens in the element properties section */
 844 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 845 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 846 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 847 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 848 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 849
 850 /* how many steps can be cancelled */
 851 #define NUM_UNDO_STEPS                  (10 + 1)
 852
 853 /* values for elements with score for certain actions */
 854 #define MIN_SCORE                       0
 855 #define MAX_SCORE                       255
 856
 857 /* values for elements with count for collecting */
 858 #define MIN_COLLECT_COUNT               0
 859 #define MAX_COLLECT_COUNT               100
 860
 861 /* values for random placement */
 862 #define RANDOM_USE_PERCENTAGE           0
 863 #define RANDOM_USE_QUANTITY             1
 864
 865 /* maximal size of level editor drawing area */
 866 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 867 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 868
 869
 870 /*
 871   -----------------------------------------------------------------------------
 872   some internally used data structure definitions
 873   -----------------------------------------------------------------------------
 874 */
 875
 876 static struct
 877 {
 878   char shortcut;
 879   char *text;
 880 } control_info[ED_NUM_CTRL_BUTTONS] =
 881 {
 882   { 's',        "draw single items"                     },
 883   { 'd',        "draw connected items"                  },
 884   { 'l',        "draw lines"                            },
 885   { 'a',        "draw arcs"                             },
 886   { 'r',        "draw outline rectangles"               },
 887   { 'R',        "draw filled rectangles"                },
 888   { '\0',       "wrap (rotate) level up"                },
 889   { 't',        "enter text elements"                   },
 890   { 'f',        "flood fill"                            },
 891   { '\0',       "wrap (rotate) level left"              },
 892   { '?',        "properties of drawing element"         },
 893   { '\0',       "wrap (rotate) level right"             },
 894   { '\0',       "random element placement"              },
 895   { 'b',        "grab brush"                            },
 896   { '\0',       "wrap (rotate) level down"              },
 897   { ',',        "pick drawing element"                  },
 898
 899   { 'U',        "undo last operation"                   },
 900   { 'I',        "level properties"                      },
 901   { 'S',        "save level"                            },
 902   { 'C',        "clear level"                           },
 903   { 'T',        "test level"                            },
 904   { 'E',        "exit level editor"                     },
 905
 906   { '\0',       "copy settings from other element"      },
 907   { '\0',       "copy settings to other element"        },
 908   { '\0',       "exchange element with other element"   },
 909
 910   { '\0',       "copy settings from this element"       },
 911   { '\0',       "paste settings to this element"        },
 912 };
 913
 914 static int random_placement_value = 10;
 915 static int random_placement_method = RANDOM_USE_QUANTITY;
 916 static int random_placement_background_element = EL_SAND;
 917 static boolean random_placement_background_restricted = FALSE;
 918 static boolean stick_element_properties_window = FALSE;
 919 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 920 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 921 static struct ElementChangeInfo custom_element_change;
 922 static struct ElementGroupInfo group_element_info;
 923 static struct ElementInfo custom_element;
 924
 925 static struct
 926 {
 927   int x, y;
 928   int min_value, max_value;
 929   int gadget_id_down, gadget_id_up;
 930   int gadget_id_text;
 931   int gadget_id_align;
 932   int *value;
 933   char *text_above, *text_left, *text_right;
 934 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 935 {
 936   /* ---------- current level number --------------------------------------- */
 937
 938   {
 939     DX + 5 - SX,                        DY + 3 - SY,
 940     1,                                  100,
 941     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 942     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 943     &level_nr,
 944     NULL,                               NULL, NULL
 945   },
 946
 947   /* ---------- level and editor settings ---------------------------------- */
 948
 949   {
 950     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 951     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 952     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 953     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 954     &level.fieldx,
 955     "playfield size:",                  NULL, "width",
 956   },
 957   {
 958     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
 959     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 960     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 961     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 962     &level.fieldy,
 963     NULL,                               " ", "height",
 964   },
 965   {
 966     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
 967     0,                                  999,
 968     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 969     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 970     &level.gems_needed,
 971     NULL, "number of gems to collect:", NULL
 972   },
 973   {
 974     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
 975     0,                                  9999,
 976     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 977     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 978     &level.time,
 979     "time or step limit to solve level:", NULL, NULL
 980   },
 981   {
 982     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
 983     0,                                  255,
 984     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 985     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 986     &level.score[SC_TIME_BONUS],
 987     "score for each 10 sec/steps left:", NULL, NULL
 988   },
 989   {
 990     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
 991     1,                                  100,
 992     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
 993     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
 994     &random_placement_value,
 995     "random element placement:",        NULL, "in"
 996   },
 997
 998   /* ---------- element settings: configure (various elements) ------------- */
 999
1000   {
1001     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1002     MIN_SCORE,                          MAX_SCORE,
1003     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1004     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1005     NULL,                               /* will be set when used */
1006     NULL,                               NULL, NULL
1007   },
1008   {
1009     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1010     MIN_SCORE,                          MAX_SCORE,
1011     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1012     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1013     NULL,                               /* will be set when used */
1014     NULL,                               NULL, NULL
1015   },
1016   {
1017     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1018     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1019     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1020     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1021     &level.num_yamyam_contents,
1022     NULL,                               NULL, "number of content areas"
1023   },
1024   {
1025     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1026     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1027     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1028     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1029     NULL,
1030     NULL,                               NULL, "width",
1031   },
1032   {
1033     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1034     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1035     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1036     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1037     NULL,
1038     NULL,                               " ", "height",
1039   },
1040
1041   /* ---------- element settings: configure 1 (custom elements) ------------ */
1042
1043   {
1044     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1045     MIN_SCORE,                          MAX_SCORE,
1046     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1047     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1048     &custom_element.collect_score,
1049     NULL,                               "score", " "
1050   },
1051   {
1052     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1053     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1054     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1055     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1056     &custom_element.collect_count,
1057     NULL,                               "count", NULL
1058   },
1059   {
1060     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1061     0,                                  255,
1062     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1063     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1064     &custom_element.push_delay_fixed,
1065     NULL,                               "push delay", NULL
1066   },
1067   {
1068     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1069     0,                                  255,
1070     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1071     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1072     &custom_element.push_delay_random,
1073     NULL,                               "+random", NULL
1074   },
1075   {
1076     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1077     0,                                  255,
1078     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1079     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1080     &custom_element.drop_delay_fixed,
1081     NULL,                               "drop delay", NULL
1082   },
1083   {
1084     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1085     0,                                  255,
1086     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1087     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1088     &custom_element.drop_delay_random,
1089     NULL,                               "+random", NULL
1090   },
1091
1092   /* ---------- element settings: configure 2 (custom elements) ------------ */
1093
1094   {
1095     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1096     0,                                  999,
1097     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1098     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1099     &custom_element.move_delay_fixed,
1100     NULL,                               "move delay", NULL
1101   },
1102   {
1103     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1104     0,                                  999,
1105     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1106     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1107     &custom_element.move_delay_random,
1108     NULL,                               "+random", NULL
1109   },
1110   {
1111     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1112     0,                                  255,
1113     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1114     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1115     &custom_element.explosion_delay,
1116     NULL,                               "explosion delay", NULL
1117   },
1118   {
1119     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1120     0,                                  255,
1121     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1122     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1123     &custom_element.ignition_delay,
1124     NULL,                               "ignition delay", "(by fire)"
1125   },
1126
1127   /* ---------- element settings: configure (group elements) --------------- */
1128
1129   {
1130     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1131     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1132     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1133     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1134     &group_element_info.num_elements,
1135     NULL,                               NULL, "number of elements in group"
1136   },
1137
1138   /* ---------- element settings: advanced (custom elements) --------------- */
1139
1140   {
1141     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1142     0,                                  999,
1143     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1144     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1145     &custom_element_change.delay_fixed,
1146     NULL,                               "delay", NULL,
1147   },
1148   {
1149     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1150     0,                                  999,
1151     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1152     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1153     &custom_element_change.delay_random,
1154     NULL,                               "+random", NULL
1155   },
1156   {
1157     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1158     0,                                  100,
1159     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1160     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1161     &custom_element_change.random_percentage,
1162     NULL,                               "use random replace:", "%"
1163   },
1164 };
1165
1166 static struct
1167 {
1168   int x, y;
1169   int gadget_id;
1170   int size;
1171   char *value;
1172   char *text_above, *infotext;
1173 } textinput_info[ED_NUM_TEXTINPUT] =
1174 {
1175   {
1176     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1177     GADGET_ID_LEVEL_NAME,
1178     MAX_LEVEL_NAME_LEN,
1179     level.name,
1180     "Title:", "Title"
1181   },
1182   {
1183     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1184     GADGET_ID_LEVEL_AUTHOR,
1185     MAX_LEVEL_AUTHOR_LEN,
1186     level.author,
1187     "Author:", "Author"
1188   },
1189   {
1190     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1191     GADGET_ID_ELEMENT_NAME,
1192     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1193     custom_element.description,
1194     NULL, "Element name"
1195   }
1196 };
1197
1198 static struct
1199 {
1200   int x, y;
1201   int gadget_id;
1202   int xsize, ysize;
1203   char *value;
1204   char *text_above, *infotext;
1205 } textarea_info[ED_NUM_TEXTAREAS] =
1206 {
1207   {
1208     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1209     GADGET_ID_ENVELOPE_INFO,
1210     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1211     NULL,
1212     "Envelope Info:", "Envelope Info"
1213   }
1214 };
1215
1216 static struct ValueTextInfo options_time_or_steps[] =
1217 {
1218   { 0,                          "seconds"                       },
1219   { 1,                          "steps"                         },
1220
1221   { -1,                         NULL                            }
1222 };
1223
1224 static struct ValueTextInfo options_game_engine_type[] =
1225 {
1226   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1227   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1228
1229   { -1,                         NULL                            }
1230 };
1231
1232 static struct ValueTextInfo options_access_type[] =
1233 {
1234   { EP_WALKABLE,                "walkable"                      },
1235   { EP_PASSABLE,                "passable"                      },
1236
1237   { -1,                         NULL                            }
1238 };
1239
1240 static struct ValueTextInfo options_access_layer[] =
1241 {
1242   { EP_ACCESSIBLE_OVER,         "over"                          },
1243   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1244   { EP_ACCESSIBLE_UNDER,        "under"                         },
1245
1246   { -1,                         NULL                            }
1247 };
1248
1249 static struct ValueTextInfo options_access_protected[] =
1250 {
1251   { 0,                          "unprotected"                   },
1252   { 1,                          "protected"                     },
1253
1254   { -1,                         NULL                            }
1255 };
1256
1257 static struct ValueTextInfo options_access_direction[] =
1258 {
1259   { MV_LEFT,                    "left"                          },
1260   { MV_RIGHT,                   "right"                         },
1261   { MV_UP,                      "up"                            },
1262   { MV_DOWN,                    "down"                          },
1263   { MV_LEFT  | MV_UP,           "left + up"                     },
1264   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1265   { MV_RIGHT | MV_UP,           "right + up"                    },
1266   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1267   { MV_HORIZONTAL,              "horizontal"                    },
1268   { MV_VERTICAL,                "vertical"                      },
1269   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1270   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1271   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1272   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1273   { MV_ALL_DIRECTIONS,          "all directions"                },
1274
1275   { -1,                         NULL                            }
1276 };
1277
1278 static struct ValueTextInfo options_walk_to_action[] =
1279 {
1280   { EP_DIGGABLE,                "diggable"                      },
1281   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1282   { EP_DROPPABLE,               "collectible & droppable"       },
1283   { EP_THROWABLE,               "collectible & throwable"       },
1284   { EP_PUSHABLE,                "pushable"                      },
1285
1286   { -1,                         NULL                            }
1287 };
1288
1289 static struct ValueTextInfo options_move_pattern[] =
1290 {
1291   { MV_LEFT,                    "left"                          },
1292   { MV_RIGHT,                   "right"                         },
1293   { MV_UP,                      "up"                            },
1294   { MV_DOWN,                    "down"                          },
1295   { MV_HORIZONTAL,              "horizontal"                    },
1296   { MV_VERTICAL,                "vertical"                      },
1297   { MV_ALL_DIRECTIONS,          "all directions"                },
1298   { MV_TOWARDS_PLAYER,          "towards player"                },
1299   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1300   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1301   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1302   { MV_TURNING_LEFT,            "turning left"                  },
1303   { MV_TURNING_RIGHT,           "turning right"                 },
1304   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1305   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1306   { MV_TURNING_RANDOM,          "turning random"                },
1307   { MV_MAZE_RUNNER,             "maze runner style"             },
1308   { MV_MAZE_HUNTER,             "maze hunter style"             },
1309   { MV_WHEN_PUSHED,             "when pushed"                   },
1310   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1311
1312   { -1,                         NULL                            }
1313 };
1314
1315 static struct ValueTextInfo options_move_direction[] =
1316 {
1317   { MV_START_AUTOMATIC,         "automatic"                     },
1318   { MV_START_LEFT,              "left"                          },
1319   { MV_START_RIGHT,             "right"                         },
1320   { MV_START_UP,                "up"                            },
1321   { MV_START_DOWN,              "down"                          },
1322   { MV_START_RANDOM,            "random"                        },
1323   { MV_START_PREVIOUS,          "previous"                      },
1324
1325   { -1,                         NULL                            }
1326 };
1327
1328 static struct ValueTextInfo options_move_stepsize[] =
1329 {
1330   { 0,                          "not moving"                    },
1331   { 1,                          "very slow"                     },
1332   { 2,                          "slow"                          },
1333   { 4,                          "normal"                        },
1334   { 8,                          "fast"                          },
1335   { 16,                         "very fast"                     },
1336 #if 1
1337   { 32,                         "even faster"                   },
1338 #endif
1339
1340   { -1,                         NULL                            }
1341 };
1342
1343 static struct ValueTextInfo options_move_leave_type[] =
1344 {
1345   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1346   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1347
1348   { -1,                         NULL                            }
1349 };
1350
1351 static struct ValueTextInfo options_smash_targets[] =
1352 {
1353   { EP_CAN_SMASH_PLAYER,        "player"                        },
1354 #if 0
1355   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1356 #endif
1357   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1358
1359   { -1,                         NULL                            }
1360 };
1361
1362 static struct ValueTextInfo options_slippery_type[] =
1363 {
1364   { SLIPPERY_ANY_RANDOM,        "random"                        },
1365   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1366   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1367   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1368   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1369
1370   { -1,                         NULL                            }
1371 };
1372
1373 static struct ValueTextInfo options_deadliness[] =
1374 {
1375   { EP_DONT_RUN_INTO,           "running into"                  },
1376   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1377   { EP_DONT_TOUCH,              "touching"                      },
1378
1379   { -1,                         NULL                            }
1380 };
1381
1382 static struct ValueTextInfo options_explosion_type[] =
1383 {
1384   { EXPLODES_3X3,               "3x3"                           },
1385   { EXPLODES_CROSS,             "3+3"                           },
1386   { EXPLODES_1X1,               "1x1"                           },
1387 #if 0
1388   { EP_INDESTRUCTIBLE,          "indestructible"                },
1389 #endif
1390
1391   { -1,                         NULL                            }
1392 };
1393
1394 static struct ValueTextInfo options_time_units[] =
1395 {
1396   { 1,                          "frames"                        },
1397   { FRAMES_PER_SECOND,          "seconds"                       },
1398
1399   { -1,                         NULL                            }
1400 };
1401
1402 static struct ValueTextInfo options_change_direct_action[] =
1403 {
1404   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1405   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1406   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1407   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1408   { CE_LEFT_BY_PLAYER,          "left by player"                },
1409   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1410   { CE_SWITCHED,                "switched"                      },
1411 #if 1
1412   { CE_HITTING_SOMETHING,       "hitting something"             },
1413   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1414 #else
1415   { CE_HITTING_SOMETHING,       "collision"                     },
1416 #endif
1417
1418 #if 0
1419   { CE_BLOCKED,                 "blocked"                       },
1420 #endif
1421
1422   { CE_IMPACT,                  "impact (on something)"         },
1423   { CE_SMASHED,                 "smashed (from above)"          },
1424
1425   { -1,                         NULL                            }
1426 };
1427
1428 static struct ValueTextInfo options_change_other_action[] =
1429 {
1430   { CE_OTHER_GETS_TOUCHED,      "player touches"                },
1431   { CE_OTHER_GETS_PRESSED,      "player presses"                },
1432   { CE_OTHER_GETS_PUSHED,       "player pushes"                 },
1433   { CE_OTHER_GETS_ENTERED,      "player enters"                 },
1434   { CE_OTHER_GETS_LEFT,         "player leaves"                 },
1435   { CE_OTHER_GETS_DIGGED,       "player digs"                   },
1436   { CE_OTHER_GETS_COLLECTED,    "player collects"               },
1437   { CE_OTHER_GETS_DROPPED,      "player drops/throws"           },
1438   { CE_OTHER_IS_TOUCHING,       "touching"                      },
1439 #if 1
1440   { CE_OTHER_IS_HITTING,        "hitting"                       },
1441   { CE_OTHER_GETS_HIT,          "hit by"                        },
1442 #endif
1443   { CE_OTHER_IS_SWITCHING,      "switch of"                     },
1444   { CE_OTHER_IS_CHANGING,       "change by page of"             },
1445   { CE_OTHER_IS_EXPLODING,      "explosion of"                  },
1446
1447   { -1,                         NULL                            }
1448 };
1449
1450 static struct ValueTextInfo options_change_trigger_side[] =
1451 {
1452   { CH_SIDE_LEFT,               "left"                          },
1453   { CH_SIDE_RIGHT,              "right"                         },
1454   { CH_SIDE_TOP,                "top"                           },
1455   { CH_SIDE_BOTTOM,             "bottom"                        },
1456   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1457   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1458   { CH_SIDE_ANY,                "any"                           },
1459
1460   { -1,                         NULL                            }
1461 };
1462
1463 static struct ValueTextInfo options_change_trigger_player[] =
1464 {
1465   { CH_PLAYER_1,                "1"                             },
1466   { CH_PLAYER_2,                "2"                             },
1467   { CH_PLAYER_3,                "3"                             },
1468   { CH_PLAYER_4,                "4"                             },
1469   { CH_PLAYER_ANY,              "any"                           },
1470
1471   { -1,                         NULL                            }
1472 };
1473
1474 static struct ValueTextInfo options_change_trigger_page[] =
1475 {
1476   { (1 << 0),                   "1"                             },
1477   { (1 << 1),                   "2"                             },
1478   { (1 << 2),                   "3"                             },
1479   { (1 << 3),                   "4"                             },
1480   { (1 << 4),                   "5"                             },
1481   { (1 << 5),                   "6"                             },
1482   { (1 << 6),                   "7"                             },
1483   { (1 << 7),                   "8"                             },
1484   { (1 << 8),                   "9"                             },
1485   { (1 << 9),                   "10"                            },
1486   { (1 << 10),                  "11"                            },
1487   { (1 << 11),                  "12"                            },
1488   { (1 << 12),                  "13"                            },
1489   { (1 << 13),                  "14"                            },
1490   { (1 << 14),                  "15"                            },
1491   { (1 << 15),                  "16"                            },
1492   { (1 << 16),                  "17"                            },
1493   { (1 << 17),                  "18"                            },
1494   { (1 << 18),                  "19"                            },
1495   { (1 << 19),                  "20"                            },
1496   { (1 << 20),                  "21"                            },
1497   { (1 << 21),                  "22"                            },
1498   { (1 << 22),                  "23"                            },
1499   { (1 << 23),                  "24"                            },
1500   { (1 << 24),                  "25"                            },
1501   { (1 << 25),                  "26"                            },
1502   { (1 << 26),                  "27"                            },
1503   { (1 << 27),                  "28"                            },
1504   { (1 << 28),                  "29"                            },
1505   { (1 << 29),                  "30"                            },
1506   { (1 << 30),                  "31"                            },
1507   { (1 << 31),                  "32"                            },
1508   { CH_PAGE_ANY,                "any"                           },
1509
1510   { -1,                         NULL                            }
1511 };
1512
1513 static struct ValueTextInfo options_change_replace_when[] =
1514 {
1515   { CP_WHEN_EMPTY,              "empty"                         },
1516   { CP_WHEN_WALKABLE,           "walkable"                      },
1517   { CP_WHEN_DIGGABLE,           "diggable"                      },
1518   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1519   { CP_WHEN_REMOVABLE,          "removable"                     },
1520   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1521
1522   { -1,                         NULL                            }
1523 };
1524
1525 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1526 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1527 {
1528   { -1,                         NULL                            }
1529 };
1530
1531 static struct ValueTextInfo options_group_choice_mode[] =
1532 {
1533   { ANIM_RANDOM,                "random"                        },
1534   { ANIM_LOOP,                  "loop"                          },
1535   { ANIM_LINEAR,                "linear"                        },
1536   { ANIM_PINGPONG,              "pingpong"                      },
1537   { ANIM_PINGPONG2,             "pingpong 2"                    },
1538
1539   { -1,                         NULL                            }
1540 };
1541
1542 static struct
1543 {
1544   int x, y;
1545   int gadget_id;
1546   int gadget_id_align;
1547   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1548   struct ValueTextInfo *options;
1549   int *value;
1550   char *text_left, *text_right, *infotext;
1551 } selectbox_info[ED_NUM_SELECTBOX] =
1552 {
1553   /* ---------- level and editor settings ---------------------------------- */
1554
1555   {
1556     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1557     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1558     -1,
1559     options_time_or_steps,
1560     &level.use_step_counter,
1561     NULL, "(0 => no limit)",            "time or step limit"
1562   },
1563   {
1564     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1565     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1566     -1,
1567     options_game_engine_type,
1568     &level.game_engine_type,
1569     "game engine:", NULL,               "game engine"
1570   },
1571
1572   /* ---------- element settings: configure 1 (custom elements) ----------- */
1573
1574   {
1575     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1576     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1577     -1,
1578     options_access_type,
1579     &custom_element.access_type,
1580     NULL, NULL,                         "type of access to this field"
1581   },
1582   {
1583     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1584     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1585     -1,
1586     options_access_layer,
1587     &custom_element.access_layer,
1588     NULL, NULL,                         "layer of access for this field"
1589   },
1590   {
1591     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1592     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1593     -1,
1594     options_access_protected,
1595     &custom_element.access_protected,
1596     NULL, NULL,                         "protected access for this field"
1597   },
1598   {
1599     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1600     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1601     -1,
1602     options_access_direction,
1603     &custom_element.access_direction,
1604     "from", NULL,                       "access direction for this field"
1605   },
1606   {
1607     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1608     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1609     -1,
1610     options_walk_to_action,
1611     &custom_element.walk_to_action,
1612     NULL, NULL,                         "diggable/collectible/pushable"
1613   },
1614
1615   /* ---------- element settings: configure 2 (custom elements) ----------- */
1616
1617   {
1618     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1619     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1620     -1,
1621     options_move_pattern,
1622     &custom_element.move_pattern,
1623     "can move", NULL,                   "element move pattern"
1624   },
1625   {
1626     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1627     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1628     -1,
1629     options_move_direction,
1630     &custom_element.move_direction_initial,
1631     "starts moving", NULL,              "initial element move direction"
1632   },
1633   {
1634     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1635     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1636     -1,
1637     options_move_stepsize,
1638     &custom_element.move_stepsize,
1639     "move/fall speed", NULL,            "speed of element movement"
1640   },
1641   {
1642     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1643     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1644     -1,
1645     options_move_leave_type,
1646     &custom_element.move_leave_type,
1647     "can dig:    can", ":",             "leave behind or change element"
1648   },
1649   {
1650     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1651     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1652     -1,
1653     options_smash_targets,
1654     &custom_element.smash_targets,
1655     "can smash", NULL,                  "elements that can be smashed"
1656   },
1657   {
1658     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1659     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1660     -1,
1661     options_slippery_type,
1662     &custom_element.slippery_type,
1663     "slippery", NULL,                   "where other elements fall down"
1664   },
1665   {
1666     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
1667     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1668     -1,
1669     options_deadliness,
1670     &custom_element.deadliness,
1671     "deadly when", NULL,                "deadliness of element"
1672   },
1673   {
1674     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
1675     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1676     -1,
1677     options_explosion_type,
1678     &custom_element.explosion_type,
1679     "can explode", NULL,                "explosion type"
1680   },
1681
1682   /* ---------- element settings: advanced (custom elements) --------------- */
1683
1684   {
1685     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
1686     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1687     -1,
1688     options_time_units,
1689     &custom_element_change.delay_frames,
1690     "delay time given in", NULL,        "delay time units for change"
1691   },
1692   {
1693     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
1694     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1695     -1,
1696     options_change_direct_action,
1697     &custom_element_change.direct_action,
1698     NULL, NULL,                         "type of direct action"
1699   },
1700   {
1701     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
1702     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1703     -1,
1704     options_change_other_action,
1705     &custom_element_change.other_action,
1706     NULL, "element:",                   "type of other element action"
1707   },
1708   {
1709     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
1710     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1711     -1,
1712     options_change_trigger_side,
1713     &custom_element_change.trigger_side,
1714     "at", "side",                       "element side that causes change"
1715   },
1716   {
1717     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1718     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1719     -1,
1720     options_change_trigger_player,
1721     &custom_element_change.trigger_player,
1722     "player:", " ",                     "player that causes change"
1723   },
1724   {
1725     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1726     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1727     -1,
1728     options_change_trigger_page,
1729     &custom_element_change.trigger_page,
1730     "page:", NULL,                      "change page that causes change"
1731   },
1732   {
1733     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
1734     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
1735     -1,
1736     options_change_replace_when,
1737     &custom_element_change.replace_when,
1738     "replace when", NULL,               "which elements can be replaced"
1739   },
1740   {
1741     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
1742     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1743     3,
1744     options_change_page,
1745     &custom_element.current_change_page,
1746     NULL, NULL,                         "element change page"
1747   },
1748
1749   /* ---------- element settings: configure (group elements) --------------- */
1750
1751   {
1752     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
1753     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1754     -1,
1755     options_group_choice_mode,
1756     &group_element_info.choice_mode,
1757     "choice type:", NULL,               "type of group element choice"
1758   },
1759 };
1760
1761 static struct
1762 {
1763   int x, y;
1764   int gadget_id;
1765   int gadget_id_align;
1766   int size;
1767   char *text;
1768   char *text_left, *text_right, *infotext;
1769 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1770 {
1771 #if 1
1772   {
1773     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1774     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1775     8,                                  "Info",
1776     NULL, NULL,                         "Show information about element"
1777   },
1778   {
1779     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1780     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1781     8,                                  "Config",
1782     NULL, NULL,                         "Configure element properties"
1783   },
1784   {
1785     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1786     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1787     8,                                  "Config 1",
1788     NULL, NULL,                         "Configure custom element properties"
1789   },
1790   {
1791     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
1792     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1793     8,                                  "Config 2",
1794     NULL, NULL,                         "Configure custom element properties"
1795   },
1796   {
1797     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
1798     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1799     8,                                  "Change",
1800     NULL, NULL,                         "Custom element change configuration"
1801   },
1802 #else
1803   {
1804     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1805     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1806     11,                                 "Information",
1807     NULL, NULL,                         "Show information about element"
1808   },
1809   {
1810     ED_ELEMENT_SETTINGS_XPOS(0) + 166,  ED_COUNTER_YPOS(1),
1811     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1812     11,                                 "Configure",
1813     NULL, NULL,                         "Configure element properties"
1814   },
1815   {
1816     ED_ELEMENT_SETTINGS_XPOS(0) + 332,  ED_COUNTER_YPOS(1),
1817     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1818     11,                                 "Advanced",
1819     NULL, NULL,                         "Advanced element configuration"
1820   },
1821 #endif
1822   {
1823     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1824     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1825     -1,                                 "Save",
1826     " ", "As Template",                 "Save current settings as new template"
1827   },
1828   {
1829     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1830     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
1831     -1,                                 "New",
1832     NULL, NULL,                         "Add new change page"
1833   },
1834   {
1835     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1836     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1837     -1,                                 "Delete",
1838     NULL, NULL,                         "Delete current change page"
1839   },
1840 };
1841
1842 static struct
1843 {
1844   int gd_x, gd_y;
1845   int x, y;
1846   int width, height;
1847   int gadget_id;
1848   int gadget_id_align;
1849   char *text_left, *text_right, *infotext;
1850 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1851 {
1852   {
1853     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1854     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
1855     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1856     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1857     NULL, NULL,                         "select previous change page"
1858   },
1859   {
1860     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1861     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1862     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1863     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1864     NULL, "change page",                "select next change page"
1865   },
1866   {
1867     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
1868     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1869     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1870     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
1871     " ", NULL,                          "copy settings from this change page"
1872   },
1873   {
1874     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
1875     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1876     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1877     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
1878     NULL, NULL,                         "paste settings to this change page"
1879   },
1880 };
1881
1882 static struct
1883 {
1884   int gd_x, gd_y;
1885   int x, y;
1886   int gadget_id;
1887   char *infotext;
1888 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1889 {
1890   {
1891     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1892     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1893     GADGET_ID_SCROLL_UP,
1894     "scroll level editing area up"
1895   },
1896   {
1897     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1898     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1899     GADGET_ID_SCROLL_DOWN,
1900     "scroll level editing area down"
1901   },
1902   {
1903     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1904     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1905     GADGET_ID_SCROLL_LEFT,
1906     "scroll level editing area left"
1907   },
1908   {
1909     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1910     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1911     GADGET_ID_SCROLL_RIGHT,
1912     "scroll level editing area right"
1913   },
1914   {
1915     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1916     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1917     GADGET_ID_SCROLL_LIST_UP,
1918     "scroll element list up ('Page Up')"
1919   },
1920   {
1921     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
1922     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
1923     GADGET_ID_SCROLL_LIST_DOWN,
1924     "scroll element list down ('Page Down')"
1925   },
1926 };
1927
1928 static struct
1929 {
1930   int gd_x, gd_y;
1931   int x, y;
1932   int width, height;
1933   int type;
1934   int gadget_id;
1935   char *infotext;
1936 } scrollbar_info[ED_NUM_SCROLLBARS] =
1937 {
1938   {
1939     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1940     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
1941     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
1942     GD_TYPE_SCROLLBAR_HORIZONTAL,
1943     GADGET_ID_SCROLL_HORIZONTAL,
1944     "scroll level editing area horizontally"
1945   },
1946   {
1947     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1948     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
1949     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
1950     GD_TYPE_SCROLLBAR_VERTICAL,
1951     GADGET_ID_SCROLL_VERTICAL,
1952     "scroll level editing area vertically"
1953   },
1954   {
1955     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
1956     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
1957     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
1958     GD_TYPE_SCROLLBAR_VERTICAL,
1959     GADGET_ID_SCROLL_LIST_VERTICAL,
1960     "scroll element list vertically"
1961   }
1962 };
1963
1964 static struct
1965 {
1966   int x, y;
1967   int gadget_id;
1968   int gadget_id_align;
1969   int radio_button_nr;
1970   int *value;
1971   int checked_value;
1972   char *text_left, *text_right, *infotext;
1973 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
1974 {
1975   {
1976     -1,                                 ED_COUNTER2_YPOS(8),
1977     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
1978     RADIO_NR_RANDOM_ELEMENTS,
1979     &random_placement_method,           RANDOM_USE_PERCENTAGE,
1980     " ", "percentage",                  "use percentage for random elements"
1981   },
1982   {
1983     -1,                                 ED_COUNTER2_YPOS(8),
1984     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
1985     RADIO_NR_RANDOM_ELEMENTS,
1986     &random_placement_method,           RANDOM_USE_QUANTITY,
1987     " ", "quantity",                    "use quantity for random elements"
1988   }
1989 };
1990
1991 static struct
1992 {
1993   int x, y;
1994   int gadget_id;
1995   int gadget_id_align;
1996   boolean *value;
1997   char *text_left, *text_right, *infotext;
1998 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
1999 {
2000   /* ---------- level and editor settings ---------------------------------- */
2001
2002   {
2003     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2004     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2005     &level.initial_gravity,
2006     NULL,
2007     "initial gravity",                  "set initial level gravity"
2008   },
2009   {
2010     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2011     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2012     &random_placement_background_restricted,
2013     NULL,
2014     "restrict random placement to:",    "set random placement restriction"
2015   },
2016
2017   /* ---------- element settings: configure (various elements) ------------- */
2018
2019   {
2020     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2021     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2022     &stick_element_properties_window,
2023     NULL,
2024     "stick this screen to edit content","stick this screen to edit content"
2025   },
2026   {
2027     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2028     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2029     &level.em_slippery_gems,
2030     NULL,
2031     "slip down from certain flat walls","use EM style slipping behaviour"
2032   },
2033   {
2034     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2035     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2036     &level.use_spring_bug,
2037     NULL,
2038     "use spring pushing bug",           "use odd spring pushing behaviour"
2039   },
2040   {
2041     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2042     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2043     &level.grow_into_diggable,
2044     NULL,
2045     "can grow into anything diggable",  "grow into more than just sand"
2046   },
2047   {
2048     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2049     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2050     &level.double_speed,
2051     NULL,
2052     "double speed movement",            "set initial movement speed of player"
2053   },
2054   {
2055     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2056     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2057     &level.block_last_field,
2058     NULL,
2059     "block last field when moving",     "player blocks last field when moving"
2060   },
2061   {
2062     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2063     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2064     &level.sp_block_last_field,
2065     NULL,
2066     "block last field when moving",     "player blocks last field when moving"
2067   },
2068   {
2069     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2070     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2071     &level.instant_relocation,
2072     NULL,
2073     "no scrolling when relocating",     "player gets relocated without delay"
2074   },
2075   {
2076     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2077     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2078     &level.can_pass_to_walkable,
2079     NULL,
2080     "can pass to walkable element",     "player can pass to empty or walkable"
2081   },
2082   {
2083     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2084     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2085     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2086     NULL,
2087     "can fall into acid (with gravity)","player can fall into acid pool"
2088   },
2089   {
2090     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2091     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2092     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2093     NULL,
2094     "can move into acid",               "element can move into acid pool"
2095   },
2096   {
2097     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2098     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2099     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2100     NULL,
2101     "deadly when colliding with",       "element is deadly when hitting player"
2102   },
2103
2104   /* ---------- element settings: configure 1 (custom elements) ----------- */
2105
2106   {
2107     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2108     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2109     &custom_element.use_gfx_element,
2110
2111     /* !!! add separate "use existing element sound" !!! */
2112 #if 0
2113     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2114 #else
2115     NULL, "use graphic of element:",    "use existing element graphic"
2116 #endif
2117   },
2118   {
2119     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2120     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2121     &level.use_custom_template,
2122     NULL, "use template",               "use template for custom properties"
2123   },
2124   {
2125     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2126     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2127     &custom_element_properties[EP_ACCESSIBLE],
2128     NULL, NULL,                         "player can walk to or pass this field"
2129   },
2130   {
2131     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2132     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2133     &custom_element_properties[EP_GRAVITY_REACHABLE],
2134     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2135   },
2136   {
2137     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2138     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2139     &custom_element_properties[EP_WALK_TO_OBJECT],
2140     NULL, NULL,                         "player can dig/collect/push element"
2141   },
2142   {
2143     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2144     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2145     &custom_element_properties[EP_INDESTRUCTIBLE],
2146     NULL, "indestructible",             "element is indestructible"
2147   },
2148
2149   /* ---------- element settings: configure 2 (custom elements) ----------- */
2150
2151   {
2152     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2153     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2154     &custom_element_properties[EP_CAN_MOVE],
2155     NULL, NULL,                         "element can move with some pattern"
2156   },
2157   {
2158     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2159     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2160     &custom_element_properties[EP_CAN_FALL],
2161     NULL, "can fall",                   "element can fall down"
2162   },
2163   {
2164     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2165     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2166     &custom_element_properties[EP_CAN_SMASH],
2167     " ", NULL,                          "element can smash other elements"
2168   },
2169   {
2170     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2171     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2172     &custom_element_properties[EP_SLIPPERY],
2173     NULL, NULL,                         "other elements can fall down from it"
2174   },
2175   {
2176     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2177     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2178     &custom_element_properties[EP_DEADLY],
2179     NULL, NULL,                         "element can kill the player"
2180   },
2181   {
2182     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2183     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2184     &custom_element_properties[EP_CAN_EXPLODE],
2185     NULL, NULL,                         "element can explode"
2186   },
2187   {
2188     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2189     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2190     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2191     NULL, "by fire",                    "element can explode by fire/explosion"
2192   },
2193   {
2194     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2195     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2196     &custom_element_properties[EP_EXPLODES_SMASHED],
2197     " ", "smashed",                     "element can explode when smashed"
2198   },
2199   {
2200     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2201     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2202     &custom_element_properties[EP_EXPLODES_IMPACT],
2203     " ", "impact",                      "element can explode on impact"
2204   },
2205
2206   /* ---------- element settings: advanced (custom elements) --------------- */
2207
2208   {
2209     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2210     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2211     &custom_element_change.can_change,
2212     NULL, "element changes to:",        "element can change to other element"
2213   },
2214   {
2215     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2216     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2217     &custom_element_change_events[CE_DELAY],
2218     NULL, NULL,                         "element changes after delay"
2219   },
2220   {
2221     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2222     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2223     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2224     NULL, NULL,                         "element changes by direct action"
2225   },
2226   {
2227     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2228     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2229     &custom_element_change_events[CE_BY_OTHER_ACTION],
2230     NULL, NULL,                         "element changes by other element"
2231   },
2232   {
2233     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2234     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2235     &custom_element_change.explode,
2236     NULL, "explode instead of change",  "element explodes instead of change"
2237   },
2238   {
2239     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2240     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2241     &custom_element_change.use_target_content,
2242     NULL, "use extended change target:","element changes to more elements"
2243   },
2244   {
2245     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2246     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2247     &custom_element_change.only_if_complete,
2248     NULL, "replace all or nothing",     "only replace when all can be changed"
2249   },
2250   {
2251     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2252     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2253     &custom_element_change.use_random_replace,
2254     NULL, NULL,                         "use percentage for random replace"
2255   },
2256 };
2257
2258 static struct
2259 {
2260   int x, y;
2261   int area_xsize, area_ysize;
2262   int gadget_id;
2263   int gadget_id_align;
2264   char *text_left, *text_right, *text_below;
2265 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2266 {
2267   /* ---------- level playfield content ------------------------------------ */
2268
2269   {
2270     0, 0,
2271     MAX_ED_FIELDX, MAX_ED_FIELDY,
2272     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2273     NULL, NULL,                         NULL
2274   },
2275
2276   /* ---------- yam yam content -------------------------------------------- */
2277
2278   {
2279     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2280     3, 3,
2281     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2282     NULL, NULL,                         "1"
2283   },
2284   {
2285     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2286     3, 3,
2287     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2288     NULL, NULL,                         "2"
2289   },
2290   {
2291     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2292     3, 3,
2293     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2294     NULL, NULL,                         "3"
2295   },
2296   {
2297     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2298     3, 3,
2299     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2300     NULL, NULL,                         "4"
2301   },
2302   {
2303     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2304     3, 3,
2305     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2306     NULL, NULL,                         "5"
2307   },
2308   {
2309     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2310     3, 3,
2311     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2312     NULL, NULL,                         "6"
2313   },
2314   {
2315     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2316     3, 3,
2317     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2318     NULL, NULL,                         "7"
2319   },
2320   {
2321     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2322     3, 3,
2323     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2324     NULL, NULL,                         "8"
2325   },
2326
2327   /* ---------- magic ball content ----------------------------------------- */
2328
2329   {
2330     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2331     3, 3,
2332     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2333     NULL, NULL,                         "1"
2334   },
2335   {
2336     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2337     3, 3,
2338     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2339     NULL, NULL,                         "2"
2340   },
2341   {
2342     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2343     3, 3,
2344     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2345     NULL, NULL,                         "3"
2346   },
2347   {
2348     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2349     3, 3,
2350     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2351     NULL, NULL,                         "4"
2352   },
2353   {
2354     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2355     3, 3,
2356     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2357     NULL, NULL,                         "5"
2358   },
2359   {
2360     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2361     3, 3,
2362     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2363     NULL, NULL,                         "6"
2364   },
2365   {
2366     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2367     3, 3,
2368     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2369     NULL, NULL,                         "7"
2370   },
2371   {
2372     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2373     3, 3,
2374     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2375     NULL, NULL,                         "8"
2376   },
2377
2378   /* ---------- amoeba content --------------------------------------------- */
2379
2380   {
2381     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2382     1, 1,
2383     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2384     "content:", NULL,                   NULL
2385   },
2386
2387   /* ---------- element settings: configure 1 (custom elements) ----------- */
2388
2389   /* ---------- custom graphic --------------------------------------------- */
2390
2391   {
2392     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2393     1, 1,
2394     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2395     NULL, NULL,                         NULL
2396   },
2397
2398   /* ---------- element settings: configure 2 (custom elements) ----------- */
2399
2400   /* ---------- custom content (when exploding) ---------------------------- */
2401
2402   {
2403     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2404     3, 3,
2405     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2406     "content:", NULL,                   NULL
2407   },
2408
2409   /* ---------- custom enter and leave element (when moving) --------------- */
2410
2411   {
2412     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2413     1, 1,
2414     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2415     "can dig:", " ",                    NULL
2416   },
2417   {
2418     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2419     1, 1,
2420     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2421     NULL, NULL,                         NULL
2422   },
2423
2424   /* ---------- element settings: advanced (custom elements) --------------- */
2425
2426   /* ---------- custom change target --------------------------------------- */
2427
2428   {
2429     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2430     1, 1,
2431     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2432     NULL, "after/when:",                NULL
2433   },
2434
2435   /* ---------- custom change content (extended change target) ------------- */
2436
2437   {
2438     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2439     3, 3,
2440     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2441     NULL, NULL,                         NULL
2442   },
2443
2444   /* ---------- custom change trigger (element causing change) ------------- */
2445
2446   {
2447     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2448     1, 1,
2449     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2450     NULL, NULL,                         NULL
2451   },
2452
2453   /* ---------- group element content -------------------------------------- */
2454
2455   {
2456     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2457     MAX_ELEMENTS_IN_GROUP, 1,
2458     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2459     "content:", NULL,                   NULL
2460   },
2461
2462   /* ---------- random background (for random painting) -------------------- */
2463
2464   {
2465     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2466     1, 1,
2467     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2468     NULL, NULL,                         NULL
2469   },
2470 };
2471
2472
2473 /*
2474   -----------------------------------------------------------------------------
2475   some internally used variables
2476   -----------------------------------------------------------------------------
2477 */
2478
2479 /* actual size of level editor drawing area */
2480 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2481
2482 /* actual position of level editor drawing area in level playfield */
2483 static int level_xpos = -1, level_ypos = -1;
2484
2485 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2486
2487 /* drawing elements on the three mouse buttons */
2488 static int new_element1 = EL_WALL;
2489 static int new_element2 = EL_EMPTY;
2490 static int new_element3 = EL_SAND;
2491
2492 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2493                                 (button) == 2 ? new_element2 : \
2494                                 (button) == 3 ? new_element3 : EL_EMPTY)
2495 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2496
2497 /* forward declaration for internal use */
2498 static void ModifyEditorCounter(int, int);
2499 static void ModifyEditorCounterLimits(int, int, int);
2500 static void ModifyEditorSelectbox(int, int);
2501 static void ModifyEditorDrawingArea(int, int, int);
2502 static void ModifyEditorElementList();
2503 static void RedrawDrawingElements();
2504 static void DrawDrawingWindow();
2505 static void DrawLevelInfoWindow();
2506 static void DrawPropertiesWindow();
2507 static void UpdateCustomElementGraphicGadgets();
2508 static boolean checkPropertiesConfig(int);
2509 static void CopyLevelToUndoBuffer(int);
2510 static void HandleDrawingAreas(struct GadgetInfo *);
2511 static void HandleCounterButtons(struct GadgetInfo *);
2512 static void HandleTextInputGadgets(struct GadgetInfo *);
2513 static void HandleTextAreaGadgets(struct GadgetInfo *);
2514 static void HandleSelectboxGadgets(struct GadgetInfo *);
2515 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2516 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2517 static void HandleRadiobuttons(struct GadgetInfo *);
2518 static void HandleCheckbuttons(struct GadgetInfo *);
2519 static void HandleControlButtons(struct GadgetInfo *);
2520 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2521
2522 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2523 static int right_gadget_border[NUM_EDITOR_GADGETS];
2524
2525 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2526 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2527 static boolean draw_with_brush = FALSE;
2528 static int properties_element = 0;
2529
2530 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2531 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2532 static int undo_buffer_position = 0;
2533 static int undo_buffer_steps = 0;
2534
2535 static int edit_mode;
2536 static int edit_mode_properties;
2537
2538 static int element_shift = 0;
2539
2540 static int editor_hl_boulderdash[] =
2541 {
2542   EL_CHAR('B'),
2543   EL_CHAR('O'),
2544   EL_CHAR('U'),
2545   EL_CHAR('L'),
2546
2547   EL_CHAR('-'),
2548   EL_CHAR('D'),
2549   EL_CHAR('E'),
2550   EL_CHAR('R'),
2551
2552   EL_CHAR('D'),
2553   EL_CHAR('A'),
2554   EL_CHAR('S'),
2555   EL_CHAR('H'),
2556 };
2557
2558 static int editor_el_boulderdash[] =
2559 {
2560   EL_PLAYER_1,
2561   EL_EMPTY,
2562   EL_SAND,
2563   EL_STEELWALL,
2564
2565   EL_BD_WALL,
2566   EL_BD_MAGIC_WALL,
2567   EL_EXIT_CLOSED,
2568   EL_EXIT_OPEN,
2569
2570   EL_BD_DIAMOND,
2571   EL_BD_BUTTERFLY_UP,
2572   EL_BD_FIREFLY_UP,
2573   EL_BD_ROCK,
2574
2575   EL_BD_BUTTERFLY_LEFT,
2576   EL_BD_FIREFLY_LEFT,
2577   EL_BD_BUTTERFLY_RIGHT,
2578   EL_BD_FIREFLY_RIGHT,
2579
2580   EL_BD_AMOEBA,
2581   EL_BD_BUTTERFLY_DOWN,
2582   EL_BD_FIREFLY_DOWN,
2583   EL_EMPTY,
2584 };
2585 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2586 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2587 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2588 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2589
2590 static int editor_hl_emerald_mine[] =
2591 {
2592   EL_CHAR('E'),
2593   EL_CHAR('M'),
2594   EL_CHAR('E'),
2595   EL_CHAR('-'),
2596
2597   EL_CHAR('R'),
2598   EL_CHAR('A'),
2599   EL_CHAR('L'),
2600   EL_CHAR('D'),
2601
2602   EL_CHAR('M'),
2603   EL_CHAR('I'),
2604   EL_CHAR('N'),
2605   EL_CHAR('E'),
2606 };
2607
2608 static int editor_el_emerald_mine[] =
2609 {
2610   EL_PLAYER_1,
2611   EL_PLAYER_2,
2612   EL_PLAYER_3,
2613   EL_PLAYER_4,
2614
2615   EL_PLAYER_1,
2616   EL_EMPTY,
2617   EL_SAND,
2618   EL_ROCK,
2619
2620   EL_STEELWALL,
2621   EL_WALL,
2622   EL_WALL_SLIPPERY,
2623   EL_MAGIC_WALL,
2624
2625   EL_EMERALD,
2626   EL_DIAMOND,
2627   EL_NUT,
2628   EL_BOMB,
2629
2630   EL_WALL_EMERALD,
2631   EL_WALL_DIAMOND,
2632   EL_QUICKSAND_EMPTY,
2633   EL_QUICKSAND_FULL,
2634
2635   EL_DYNAMITE,
2636   EL_DYNAMITE_ACTIVE,
2637   EL_EXIT_CLOSED,
2638   EL_EXIT_OPEN,
2639
2640   EL_YAMYAM,
2641   EL_BUG_UP,
2642   EL_SPACESHIP_UP,
2643   EL_ROBOT,
2644
2645   EL_BUG_LEFT,
2646   EL_SPACESHIP_LEFT,
2647   EL_BUG_RIGHT,
2648   EL_SPACESHIP_RIGHT,
2649
2650   EL_ROBOT_WHEEL,
2651   EL_BUG_DOWN,
2652   EL_SPACESHIP_DOWN,
2653   EL_INVISIBLE_WALL,
2654
2655   EL_ACID_POOL_TOPLEFT,
2656   EL_ACID,
2657   EL_ACID_POOL_TOPRIGHT,
2658   EL_EMPTY,
2659
2660   EL_ACID_POOL_BOTTOMLEFT,
2661   EL_ACID_POOL_BOTTOM,
2662   EL_ACID_POOL_BOTTOMRIGHT,
2663   EL_EMPTY,
2664
2665   EL_AMOEBA_DROP,
2666   EL_AMOEBA_DEAD,
2667   EL_AMOEBA_WET,
2668   EL_AMOEBA_DRY,
2669
2670 #if 1
2671   EL_EM_KEY_1,
2672   EL_EM_KEY_2,
2673   EL_EM_KEY_3,
2674   EL_EM_KEY_4,
2675 #else
2676   EL_EM_KEY_1_FILE,
2677   EL_EM_KEY_2_FILE,
2678   EL_EM_KEY_3_FILE,
2679   EL_EM_KEY_4_FILE,
2680 #endif
2681
2682   EL_EM_GATE_1,
2683   EL_EM_GATE_2,
2684   EL_EM_GATE_3,
2685   EL_EM_GATE_4,
2686
2687   EL_EM_GATE_1_GRAY,
2688   EL_EM_GATE_2_GRAY,
2689   EL_EM_GATE_3_GRAY,
2690   EL_EM_GATE_4_GRAY,
2691 };
2692 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2693 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2694 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2695 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2696
2697 static int editor_hl_emerald_mine_club[] =
2698 {
2699   EL_CHAR('E'),
2700   EL_CHAR('M'),
2701   EL_CHAR('E'),
2702   EL_CHAR('-'),
2703
2704   EL_CHAR('R'),
2705   EL_CHAR('A'),
2706   EL_CHAR('L'),
2707   EL_CHAR('D'),
2708
2709   EL_CHAR('M'),
2710   EL_CHAR('I'),
2711   EL_CHAR('N'),
2712   EL_CHAR('E'),
2713
2714   EL_CHAR('C'),
2715   EL_CHAR('L'),
2716   EL_CHAR('U'),
2717   EL_CHAR('B'),
2718 };
2719
2720 static int editor_el_emerald_mine_club[] =
2721 {
2722   EL_EMC_KEY_5,
2723   EL_EMC_KEY_6,
2724   EL_EMC_KEY_7,
2725   EL_EMC_KEY_8,
2726
2727   EL_EMC_GATE_5,
2728   EL_EMC_GATE_6,
2729   EL_EMC_GATE_7,
2730   EL_EMC_GATE_8,
2731
2732   EL_EMC_GATE_5_GRAY,
2733   EL_EMC_GATE_6_GRAY,
2734   EL_EMC_GATE_7_GRAY,
2735   EL_EMC_GATE_8_GRAY,
2736
2737   EL_EMC_STEELWALL_1,
2738   EL_EMC_STEELWALL_2,
2739   EL_EMC_STEELWALL_3,
2740   EL_EMC_STEELWALL_4,
2741
2742   EL_EMC_WALL_13,
2743   EL_EMC_WALL_14,
2744   EL_EMC_WALL_15,
2745   EL_EMC_WALL_16,
2746
2747   EL_EMC_WALL_SLIPPERY_1,
2748   EL_EMC_WALL_SLIPPERY_2,
2749   EL_EMC_WALL_SLIPPERY_3,
2750   EL_EMC_WALL_SLIPPERY_4,
2751
2752   EL_EMC_WALL_1,
2753   EL_EMC_WALL_2,
2754   EL_EMC_WALL_3,
2755   EL_EMC_WALL_4,
2756
2757   EL_EMC_WALL_5,
2758   EL_EMC_WALL_6,
2759   EL_EMC_WALL_7,
2760   EL_EMC_WALL_8,
2761
2762   EL_EMC_WALL_9,
2763   EL_EMC_WALL_10,
2764   EL_EMC_WALL_11,
2765   EL_EMC_WALL_12,
2766
2767   EL_EMC_ANDROID,
2768   EL_BALLOON,
2769   EL_BALLOON_SWITCH_ANY,
2770   EL_BALLOON_SWITCH_NONE,
2771
2772   EL_BALLOON_SWITCH_LEFT,
2773   EL_BALLOON_SWITCH_RIGHT,
2774   EL_BALLOON_SWITCH_UP,
2775   EL_BALLOON_SWITCH_DOWN,
2776
2777   EL_EMC_GRASS,
2778   EL_EMC_PLANT,
2779   EL_EMC_LENSES,
2780   EL_EMC_MAGNIFIER,
2781
2782   EL_EMC_MAGIC_BALL,
2783   EL_EMC_MAGIC_BALL_SWITCH,
2784   EL_SPRING,
2785   EL_EMC_SPRING_BUMPER,
2786
2787   EL_EMC_DRIPPER,
2788   EL_EMC_FAKE_GRASS,
2789   EL_EMPTY,
2790   EL_EMPTY,
2791 };
2792 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
2793 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
2794 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
2795 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
2796
2797 static int editor_hl_more[] =
2798 {
2799   EL_CHAR('M'),
2800   EL_CHAR('O'),
2801   EL_CHAR('R'),
2802   EL_CHAR('E'),
2803 };
2804
2805 static int editor_el_more[] =
2806 {
2807   EL_KEY_1,
2808   EL_KEY_2,
2809   EL_KEY_3,
2810   EL_KEY_4,
2811
2812   EL_GATE_1,
2813   EL_GATE_2,
2814   EL_GATE_3,
2815   EL_GATE_4,
2816
2817   EL_GATE_1_GRAY,
2818   EL_GATE_2_GRAY,
2819   EL_GATE_3_GRAY,
2820   EL_GATE_4_GRAY,
2821
2822   EL_ARROW_LEFT,
2823   EL_ARROW_RIGHT,
2824   EL_ARROW_UP,
2825   EL_ARROW_DOWN,
2826
2827   EL_AMOEBA_FULL,
2828   EL_EMERALD_YELLOW,
2829   EL_EMERALD_RED,
2830   EL_EMERALD_PURPLE,
2831
2832   EL_WALL_BD_DIAMOND,
2833   EL_WALL_EMERALD_YELLOW,
2834   EL_WALL_EMERALD_RED,
2835   EL_WALL_EMERALD_PURPLE,
2836
2837   EL_GAME_OF_LIFE,
2838   EL_PACMAN_UP,
2839   EL_TIME_ORB_FULL,
2840   EL_TIME_ORB_EMPTY,
2841
2842   EL_PACMAN_LEFT,
2843   EL_DARK_YAMYAM,
2844   EL_PACMAN_RIGHT,
2845   EL_EXPANDABLE_WALL,
2846
2847   EL_BIOMAZE,
2848   EL_PACMAN_DOWN,
2849   EL_LAMP,
2850   EL_LAMP_ACTIVE,
2851
2852   EL_DYNABOMB_INCREASE_NUMBER,
2853   EL_DYNABOMB_INCREASE_SIZE,
2854   EL_DYNABOMB_INCREASE_POWER,
2855   EL_STONEBLOCK,
2856
2857   EL_MOLE,
2858   EL_PENGUIN,
2859   EL_PIG,
2860   EL_DRAGON,
2861
2862   EL_BUG,
2863   EL_MOLE_UP,
2864   EL_BD_BUTTERFLY,
2865   EL_BD_FIREFLY,
2866
2867   EL_MOLE_LEFT,
2868   EL_EMPTY,
2869   EL_MOLE_RIGHT,
2870   EL_PACMAN,
2871
2872   EL_SPACESHIP,
2873   EL_MOLE_DOWN,
2874   EL_EMPTY,
2875   EL_EMPTY,
2876
2877   EL_SATELLITE,
2878   EL_EXPANDABLE_WALL_HORIZONTAL,
2879   EL_EXPANDABLE_WALL_VERTICAL,
2880   EL_EXPANDABLE_WALL_ANY,
2881
2882   EL_INVISIBLE_STEELWALL,
2883   EL_INVISIBLE_WALL,
2884   EL_SPEED_PILL,
2885   EL_BLACK_ORB,
2886 };
2887 static int *editor_hl_more_ptr = editor_hl_more;
2888 static int *editor_el_more_ptr = editor_el_more;
2889 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2890 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2891
2892 static int editor_hl_sokoban[] =
2893 {
2894   EL_CHAR('S'),
2895   EL_CHAR('O'),
2896   EL_CHAR('K'),
2897   EL_CHAR('O'),
2898
2899   EL_CHAR('-'),
2900   EL_CHAR('B'),
2901   EL_CHAR('A'),
2902   EL_CHAR('N'),
2903 };
2904
2905 static int editor_el_sokoban[] =
2906 {
2907   EL_SOKOBAN_OBJECT,
2908   EL_SOKOBAN_FIELD_EMPTY,
2909   EL_SOKOBAN_FIELD_FULL,
2910   EL_SOKOBAN_FIELD_PLAYER,
2911 };
2912 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
2913 static int *editor_el_sokoban_ptr = editor_el_sokoban;
2914 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
2915 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
2916
2917 static int editor_hl_supaplex[] =
2918 {
2919   EL_CHAR('S'),
2920   EL_CHAR('U'),
2921   EL_CHAR('P'),
2922   EL_CHAR('A'),
2923
2924   EL_CHAR('P'),
2925   EL_CHAR('L'),
2926   EL_CHAR('E'),
2927   EL_CHAR('X'),
2928 };
2929
2930 static int editor_el_supaplex[] =
2931 {
2932 #if 1
2933   EL_EMPTY,
2934 #else
2935   EL_SP_EMPTY,
2936 #endif
2937   EL_SP_ZONK,
2938   EL_SP_BASE,
2939   EL_SP_MURPHY,
2940
2941   EL_SP_INFOTRON,
2942   EL_SP_CHIP_SINGLE,
2943   EL_SP_HARDWARE_GRAY,
2944   EL_SP_EXIT_CLOSED,
2945
2946   EL_SP_DISK_ORANGE,
2947   EL_SP_PORT_RIGHT,
2948   EL_SP_PORT_DOWN,
2949   EL_SP_PORT_LEFT,
2950
2951   EL_SP_PORT_UP,
2952   EL_SP_GRAVITY_PORT_RIGHT,
2953   EL_SP_GRAVITY_PORT_DOWN,
2954   EL_SP_GRAVITY_PORT_LEFT,
2955
2956   EL_SP_GRAVITY_PORT_UP,
2957   EL_SP_SNIKSNAK,
2958   EL_SP_DISK_YELLOW,
2959   EL_SP_TERMINAL,
2960
2961   EL_SP_DISK_RED,
2962   EL_SP_PORT_VERTICAL,
2963   EL_SP_PORT_HORIZONTAL,
2964   EL_SP_PORT_ANY,
2965
2966   EL_SP_ELECTRON,
2967   EL_SP_BUGGY_BASE,
2968   EL_SP_CHIP_LEFT,
2969   EL_SP_CHIP_RIGHT,
2970
2971   EL_SP_HARDWARE_BASE_1,
2972   EL_SP_HARDWARE_GREEN,
2973   EL_SP_HARDWARE_BLUE,
2974   EL_SP_HARDWARE_RED,
2975
2976   EL_SP_HARDWARE_YELLOW,
2977   EL_SP_HARDWARE_BASE_2,
2978   EL_SP_HARDWARE_BASE_3,
2979   EL_SP_HARDWARE_BASE_4,
2980
2981   EL_SP_HARDWARE_BASE_5,
2982   EL_SP_HARDWARE_BASE_6,
2983   EL_SP_CHIP_TOP,
2984   EL_SP_CHIP_BOTTOM,
2985 };
2986 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
2987 static int *editor_el_supaplex_ptr = editor_el_supaplex;
2988 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
2989 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
2990
2991 static int editor_hl_diamond_caves[] =
2992 {
2993   EL_CHAR('D'),
2994   EL_CHAR('I'),
2995   EL_CHAR('A'),
2996   EL_CHAR('-'),
2997
2998   EL_CHAR('M'),
2999   EL_CHAR('O'),
3000   EL_CHAR('N'),
3001   EL_CHAR('D'),
3002
3003   EL_CHAR('C'),
3004   EL_CHAR('A'),
3005   EL_CHAR('V'),
3006   EL_CHAR('E'),
3007
3008   EL_CHAR('S'),
3009   EL_CHAR(' '),
3010   EL_CHAR('I'),
3011   EL_CHAR('I'),
3012 };
3013
3014 static int editor_el_diamond_caves[] =
3015 {
3016   EL_PEARL,
3017   EL_CRYSTAL,
3018   EL_WALL_PEARL,
3019   EL_WALL_CRYSTAL,
3020
3021   EL_CONVEYOR_BELT_1_LEFT,
3022   EL_CONVEYOR_BELT_1_MIDDLE,
3023   EL_CONVEYOR_BELT_1_RIGHT,
3024   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3025
3026   EL_CONVEYOR_BELT_2_LEFT,
3027   EL_CONVEYOR_BELT_2_MIDDLE,
3028   EL_CONVEYOR_BELT_2_RIGHT,
3029   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3030
3031   EL_CONVEYOR_BELT_3_LEFT,
3032   EL_CONVEYOR_BELT_3_MIDDLE,
3033   EL_CONVEYOR_BELT_3_RIGHT,
3034   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3035
3036   EL_CONVEYOR_BELT_4_LEFT,
3037   EL_CONVEYOR_BELT_4_MIDDLE,
3038   EL_CONVEYOR_BELT_4_RIGHT,
3039   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3040
3041   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3042   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3043   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3044   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3045
3046   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3047   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3048   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3049   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3050
3051   EL_SWITCHGATE_OPEN,
3052   EL_SWITCHGATE_CLOSED,
3053   EL_SWITCHGATE_SWITCH_UP,
3054   EL_EMPTY,
3055
3056   EL_ENVELOPE_1,
3057   EL_ENVELOPE_2,
3058   EL_ENVELOPE_3,
3059   EL_ENVELOPE_4,
3060
3061   EL_TIMEGATE_CLOSED,
3062   EL_TIMEGATE_OPEN,
3063   EL_TIMEGATE_SWITCH,
3064   EL_EMPTY,
3065
3066   EL_LANDMINE,
3067   EL_INVISIBLE_SAND,
3068   EL_STEELWALL_SLIPPERY,
3069   EL_EMPTY,
3070
3071   EL_SIGN_EXCLAMATION,
3072   EL_SIGN_STOP,
3073   EL_LIGHT_SWITCH,
3074   EL_LIGHT_SWITCH_ACTIVE,
3075
3076   EL_SHIELD_NORMAL,
3077   EL_SHIELD_DEADLY,
3078   EL_EXTRA_TIME,
3079   EL_EMPTY,
3080 };
3081 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3082 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3083 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3084 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3085
3086 static int editor_hl_dx_boulderdash[] =
3087 {
3088   EL_CHAR('D'),
3089   EL_CHAR('X'),
3090   EL_CHAR('-'),
3091   EL_CHAR(' '),
3092
3093   EL_CHAR('B'),
3094   EL_CHAR('O'),
3095   EL_CHAR('U'),
3096   EL_CHAR('L'),
3097
3098   EL_CHAR('-'),
3099   EL_CHAR('D'),
3100   EL_CHAR('E'),
3101   EL_CHAR('R'),
3102
3103   EL_CHAR('D'),
3104   EL_CHAR('A'),
3105   EL_CHAR('S'),
3106   EL_CHAR('H'),
3107 };
3108
3109 static int editor_el_dx_boulderdash[] =
3110 {
3111   EL_EMPTY,
3112   EL_TUBE_RIGHT_DOWN,
3113   EL_TUBE_HORIZONTAL_DOWN,
3114   EL_TUBE_LEFT_DOWN,
3115
3116   EL_TUBE_HORIZONTAL,
3117   EL_TUBE_VERTICAL_RIGHT,
3118   EL_TUBE_ANY,
3119   EL_TUBE_VERTICAL_LEFT,
3120
3121   EL_TUBE_VERTICAL,
3122   EL_TUBE_RIGHT_UP,
3123   EL_TUBE_HORIZONTAL_UP,
3124   EL_TUBE_LEFT_UP,
3125
3126   EL_TRAP,
3127   EL_DX_SUPABOMB,
3128   EL_EMPTY,
3129   EL_EMPTY
3130 };
3131 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3132 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3133 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3134 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3135
3136 static int editor_hl_chars[] =
3137 {
3138   EL_CHAR('T'),
3139   EL_CHAR('E'),
3140   EL_CHAR('X'),
3141   EL_CHAR('T'),
3142 };
3143
3144 static int editor_el_chars[] =
3145 {
3146   EL_CHAR(' '),
3147   EL_CHAR('!'),
3148   EL_CHAR('"'),
3149   EL_CHAR('#'),
3150
3151   EL_CHAR('$'),
3152   EL_CHAR('%'),
3153   EL_CHAR('&'),
3154   EL_CHAR('\''),
3155
3156   EL_CHAR('('),
3157   EL_CHAR(')'),
3158   EL_CHAR('*'),
3159   EL_CHAR('+'),
3160
3161   EL_CHAR(','),
3162   EL_CHAR('-'),
3163   EL_CHAR('.'),
3164   EL_CHAR('/'),
3165
3166   EL_CHAR('0'),
3167   EL_CHAR('1'),
3168   EL_CHAR('2'),
3169   EL_CHAR('3'),
3170
3171   EL_CHAR('4'),
3172   EL_CHAR('5'),
3173   EL_CHAR('6'),
3174   EL_CHAR('7'),
3175
3176   EL_CHAR('8'),
3177   EL_CHAR('9'),
3178   EL_CHAR(':'),
3179   EL_CHAR(';'),
3180
3181   EL_CHAR('<'),
3182   EL_CHAR('='),
3183   EL_CHAR('>'),
3184   EL_CHAR('?'),
3185
3186   EL_CHAR('@'),
3187   EL_CHAR('A'),
3188   EL_CHAR('B'),
3189   EL_CHAR('C'),
3190
3191   EL_CHAR('D'),
3192   EL_CHAR('E'),
3193   EL_CHAR('F'),
3194   EL_CHAR('G'),
3195
3196   EL_CHAR('H'),
3197   EL_CHAR('I'),
3198   EL_CHAR('J'),
3199   EL_CHAR('K'),
3200
3201   EL_CHAR('L'),
3202   EL_CHAR('M'),
3203   EL_CHAR('N'),
3204   EL_CHAR('O'),
3205
3206   EL_CHAR('P'),
3207   EL_CHAR('Q'),
3208   EL_CHAR('R'),
3209   EL_CHAR('S'),
3210
3211   EL_CHAR('T'),
3212   EL_CHAR('U'),
3213   EL_CHAR('V'),
3214   EL_CHAR('W'),
3215
3216   EL_CHAR('X'),
3217   EL_CHAR('Y'),
3218   EL_CHAR('Z'),
3219   EL_CHAR('['),
3220
3221   EL_CHAR('\\'),
3222   EL_CHAR(']'),
3223   EL_CHAR('^'),
3224   EL_CHAR('_'),
3225
3226   EL_CHAR('©'),
3227   EL_CHAR('Ä'),
3228   EL_CHAR('Ö'),
3229   EL_CHAR('Ü'),
3230
3231   EL_CHAR('°'),
3232   EL_CHAR('®'),
3233   EL_CHAR(FONT_ASCII_CURSOR),
3234   EL_CHAR(' ')
3235 };
3236 static int *editor_hl_chars_ptr = editor_hl_chars;
3237 static int *editor_el_chars_ptr = editor_el_chars;
3238 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3239 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3240
3241 static int editor_hl_custom[] =
3242 {
3243   EL_CHAR('C'),
3244   EL_CHAR('U'),
3245   EL_CHAR('S'),
3246   EL_CHAR('-'),
3247
3248   EL_CHAR('T'),
3249   EL_CHAR('O'),
3250   EL_CHAR('M'),
3251   EL_CHAR(' '),
3252
3253   EL_CHAR('E'),
3254   EL_CHAR('L'),
3255   EL_CHAR('E'),
3256   EL_CHAR('M'),
3257
3258   EL_CHAR('E'),
3259   EL_CHAR('N'),
3260   EL_CHAR('T'),
3261   EL_CHAR('S'),
3262 };
3263
3264 static int editor_el_custom[] =
3265 {
3266   EL_CUSTOM_START + 0,
3267   EL_CUSTOM_START + 1,
3268   EL_CUSTOM_START + 2,
3269   EL_CUSTOM_START + 3,
3270
3271   EL_CUSTOM_START + 4,
3272   EL_CUSTOM_START + 5,
3273   EL_CUSTOM_START + 6,
3274   EL_CUSTOM_START + 7,
3275
3276   EL_CUSTOM_START + 8,
3277   EL_CUSTOM_START + 9,
3278   EL_CUSTOM_START + 10,
3279   EL_CUSTOM_START + 11,
3280
3281   EL_CUSTOM_START + 12,
3282   EL_CUSTOM_START + 13,
3283   EL_CUSTOM_START + 14,
3284   EL_CUSTOM_START + 15,
3285
3286   EL_CUSTOM_START + 16,
3287   EL_CUSTOM_START + 17,
3288   EL_CUSTOM_START + 18,
3289   EL_CUSTOM_START + 19,
3290
3291   EL_CUSTOM_START + 20,
3292   EL_CUSTOM_START + 21,
3293   EL_CUSTOM_START + 22,
3294   EL_CUSTOM_START + 23,
3295
3296   EL_CUSTOM_START + 24,
3297   EL_CUSTOM_START + 25,
3298   EL_CUSTOM_START + 26,
3299   EL_CUSTOM_START + 27,
3300
3301   EL_CUSTOM_START + 28,
3302   EL_CUSTOM_START + 29,
3303   EL_CUSTOM_START + 30,
3304   EL_CUSTOM_START + 31,
3305
3306   EL_CUSTOM_START + 32,
3307   EL_CUSTOM_START + 33,
3308   EL_CUSTOM_START + 34,
3309   EL_CUSTOM_START + 35,
3310
3311   EL_CUSTOM_START + 36,
3312   EL_CUSTOM_START + 37,
3313   EL_CUSTOM_START + 38,
3314   EL_CUSTOM_START + 39,
3315
3316   EL_CUSTOM_START + 40,
3317   EL_CUSTOM_START + 41,
3318   EL_CUSTOM_START + 42,
3319   EL_CUSTOM_START + 43,
3320
3321   EL_CUSTOM_START + 44,
3322   EL_CUSTOM_START + 45,
3323   EL_CUSTOM_START + 46,
3324   EL_CUSTOM_START + 47,
3325
3326   EL_CUSTOM_START + 48,
3327   EL_CUSTOM_START + 49,
3328   EL_CUSTOM_START + 50,
3329   EL_CUSTOM_START + 51,
3330
3331   EL_CUSTOM_START + 52,
3332   EL_CUSTOM_START + 53,
3333   EL_CUSTOM_START + 54,
3334   EL_CUSTOM_START + 55,
3335
3336   EL_CUSTOM_START + 56,
3337   EL_CUSTOM_START + 57,
3338   EL_CUSTOM_START + 58,
3339   EL_CUSTOM_START + 59,
3340
3341   EL_CUSTOM_START + 60,
3342   EL_CUSTOM_START + 61,
3343   EL_CUSTOM_START + 62,
3344   EL_CUSTOM_START + 63,
3345
3346   EL_CUSTOM_START + 64,
3347   EL_CUSTOM_START + 65,
3348   EL_CUSTOM_START + 66,
3349   EL_CUSTOM_START + 67,
3350
3351   EL_CUSTOM_START + 68,
3352   EL_CUSTOM_START + 69,
3353   EL_CUSTOM_START + 70,
3354   EL_CUSTOM_START + 71,
3355
3356   EL_CUSTOM_START + 72,
3357   EL_CUSTOM_START + 73,
3358   EL_CUSTOM_START + 74,
3359   EL_CUSTOM_START + 75,
3360
3361   EL_CUSTOM_START + 76,
3362   EL_CUSTOM_START + 77,
3363   EL_CUSTOM_START + 78,
3364   EL_CUSTOM_START + 79,
3365
3366   EL_CUSTOM_START + 80,
3367   EL_CUSTOM_START + 81,
3368   EL_CUSTOM_START + 82,
3369   EL_CUSTOM_START + 83,
3370
3371   EL_CUSTOM_START + 84,
3372   EL_CUSTOM_START + 85,
3373   EL_CUSTOM_START + 86,
3374   EL_CUSTOM_START + 87,
3375
3376   EL_CUSTOM_START + 88,
3377   EL_CUSTOM_START + 89,
3378   EL_CUSTOM_START + 90,
3379   EL_CUSTOM_START + 91,
3380
3381   EL_CUSTOM_START + 92,
3382   EL_CUSTOM_START + 93,
3383   EL_CUSTOM_START + 94,
3384   EL_CUSTOM_START + 95,
3385
3386   EL_CUSTOM_START + 96,
3387   EL_CUSTOM_START + 97,
3388   EL_CUSTOM_START + 98,
3389   EL_CUSTOM_START + 99,
3390
3391   EL_CUSTOM_START + 100,
3392   EL_CUSTOM_START + 101,
3393   EL_CUSTOM_START + 102,
3394   EL_CUSTOM_START + 103,
3395
3396   EL_CUSTOM_START + 104,
3397   EL_CUSTOM_START + 105,
3398   EL_CUSTOM_START + 106,
3399   EL_CUSTOM_START + 107,
3400
3401   EL_CUSTOM_START + 108,
3402   EL_CUSTOM_START + 109,
3403   EL_CUSTOM_START + 110,
3404   EL_CUSTOM_START + 111,
3405
3406   EL_CUSTOM_START + 112,
3407   EL_CUSTOM_START + 113,
3408   EL_CUSTOM_START + 114,
3409   EL_CUSTOM_START + 115,
3410
3411   EL_CUSTOM_START + 116,
3412   EL_CUSTOM_START + 117,
3413   EL_CUSTOM_START + 118,
3414   EL_CUSTOM_START + 119,
3415
3416   EL_CUSTOM_START + 120,
3417   EL_CUSTOM_START + 121,
3418   EL_CUSTOM_START + 122,
3419   EL_CUSTOM_START + 123,
3420
3421   EL_CUSTOM_START + 124,
3422   EL_CUSTOM_START + 125,
3423   EL_CUSTOM_START + 126,
3424   EL_CUSTOM_START + 127
3425 };
3426 static int *editor_hl_custom_ptr = editor_hl_custom;
3427 static int *editor_el_custom_ptr = editor_el_custom;
3428 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3429 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3430
3431 static int editor_hl_custom_more[] =
3432 {
3433 };
3434
3435 static int editor_el_custom_more[] =
3436 {
3437   EL_CUSTOM_START + 128,
3438   EL_CUSTOM_START + 129,
3439   EL_CUSTOM_START + 130,
3440   EL_CUSTOM_START + 131,
3441
3442   EL_CUSTOM_START + 132,
3443   EL_CUSTOM_START + 133,
3444   EL_CUSTOM_START + 134,
3445   EL_CUSTOM_START + 135,
3446
3447   EL_CUSTOM_START + 136,
3448   EL_CUSTOM_START + 137,
3449   EL_CUSTOM_START + 138,
3450   EL_CUSTOM_START + 139,
3451
3452   EL_CUSTOM_START + 140,
3453   EL_CUSTOM_START + 141,
3454   EL_CUSTOM_START + 142,
3455   EL_CUSTOM_START + 143,
3456
3457   EL_CUSTOM_START + 144,
3458   EL_CUSTOM_START + 145,
3459   EL_CUSTOM_START + 146,
3460   EL_CUSTOM_START + 147,
3461
3462   EL_CUSTOM_START + 148,
3463   EL_CUSTOM_START + 149,
3464   EL_CUSTOM_START + 150,
3465   EL_CUSTOM_START + 151,
3466
3467   EL_CUSTOM_START + 152,
3468   EL_CUSTOM_START + 153,
3469   EL_CUSTOM_START + 154,
3470   EL_CUSTOM_START + 155,
3471
3472   EL_CUSTOM_START + 156,
3473   EL_CUSTOM_START + 157,
3474   EL_CUSTOM_START + 158,
3475   EL_CUSTOM_START + 159,
3476
3477   EL_CUSTOM_START + 160,
3478   EL_CUSTOM_START + 161,
3479   EL_CUSTOM_START + 162,
3480   EL_CUSTOM_START + 163,
3481
3482   EL_CUSTOM_START + 164,
3483   EL_CUSTOM_START + 165,
3484   EL_CUSTOM_START + 166,
3485   EL_CUSTOM_START + 167,
3486
3487   EL_CUSTOM_START + 168,
3488   EL_CUSTOM_START + 169,
3489   EL_CUSTOM_START + 170,
3490   EL_CUSTOM_START + 171,
3491
3492   EL_CUSTOM_START + 172,
3493   EL_CUSTOM_START + 173,
3494   EL_CUSTOM_START + 174,
3495   EL_CUSTOM_START + 175,
3496
3497   EL_CUSTOM_START + 176,
3498   EL_CUSTOM_START + 177,
3499   EL_CUSTOM_START + 178,
3500   EL_CUSTOM_START + 179,
3501
3502   EL_CUSTOM_START + 180,
3503   EL_CUSTOM_START + 181,
3504   EL_CUSTOM_START + 182,
3505   EL_CUSTOM_START + 183,
3506
3507   EL_CUSTOM_START + 184,
3508   EL_CUSTOM_START + 185,
3509   EL_CUSTOM_START + 186,
3510   EL_CUSTOM_START + 187,
3511
3512   EL_CUSTOM_START + 188,
3513   EL_CUSTOM_START + 189,
3514   EL_CUSTOM_START + 190,
3515   EL_CUSTOM_START + 191,
3516
3517   EL_CUSTOM_START + 192,
3518   EL_CUSTOM_START + 193,
3519   EL_CUSTOM_START + 194,
3520   EL_CUSTOM_START + 195,
3521
3522   EL_CUSTOM_START + 196,
3523   EL_CUSTOM_START + 197,
3524   EL_CUSTOM_START + 198,
3525   EL_CUSTOM_START + 199,
3526
3527   EL_CUSTOM_START + 200,
3528   EL_CUSTOM_START + 201,
3529   EL_CUSTOM_START + 202,
3530   EL_CUSTOM_START + 203,
3531
3532   EL_CUSTOM_START + 204,
3533   EL_CUSTOM_START + 205,
3534   EL_CUSTOM_START + 206,
3535   EL_CUSTOM_START + 207,
3536
3537   EL_CUSTOM_START + 208,
3538   EL_CUSTOM_START + 209,
3539   EL_CUSTOM_START + 210,
3540   EL_CUSTOM_START + 211,
3541
3542   EL_CUSTOM_START + 212,
3543   EL_CUSTOM_START + 213,
3544   EL_CUSTOM_START + 214,
3545   EL_CUSTOM_START + 215,
3546
3547   EL_CUSTOM_START + 216,
3548   EL_CUSTOM_START + 217,
3549   EL_CUSTOM_START + 218,
3550   EL_CUSTOM_START + 219,
3551
3552   EL_CUSTOM_START + 220,
3553   EL_CUSTOM_START + 221,
3554   EL_CUSTOM_START + 222,
3555   EL_CUSTOM_START + 223,
3556
3557   EL_CUSTOM_START + 224,
3558   EL_CUSTOM_START + 225,
3559   EL_CUSTOM_START + 226,
3560   EL_CUSTOM_START + 227,
3561
3562   EL_CUSTOM_START + 228,
3563   EL_CUSTOM_START + 229,
3564   EL_CUSTOM_START + 230,
3565   EL_CUSTOM_START + 231,
3566
3567   EL_CUSTOM_START + 232,
3568   EL_CUSTOM_START + 233,
3569   EL_CUSTOM_START + 234,
3570   EL_CUSTOM_START + 235,
3571
3572   EL_CUSTOM_START + 236,
3573   EL_CUSTOM_START + 237,
3574   EL_CUSTOM_START + 238,
3575   EL_CUSTOM_START + 239,
3576
3577   EL_CUSTOM_START + 240,
3578   EL_CUSTOM_START + 241,
3579   EL_CUSTOM_START + 242,
3580   EL_CUSTOM_START + 243,
3581
3582   EL_CUSTOM_START + 244,
3583   EL_CUSTOM_START + 245,
3584   EL_CUSTOM_START + 246,
3585   EL_CUSTOM_START + 247,
3586
3587   EL_CUSTOM_START + 248,
3588   EL_CUSTOM_START + 249,
3589   EL_CUSTOM_START + 250,
3590   EL_CUSTOM_START + 251,
3591
3592   EL_CUSTOM_START + 252,
3593   EL_CUSTOM_START + 253,
3594   EL_CUSTOM_START + 254,
3595   EL_CUSTOM_START + 255
3596 };
3597 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3598 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3599 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3600 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3601
3602 static int editor_hl_custom_special[] =
3603 {
3604 };
3605
3606 static int editor_el_custom_special[] =
3607 {
3608   EL_TRIGGER_ELEMENT,
3609   EL_TRIGGER_PLAYER,
3610   EL_EMPTY,
3611   EL_EMPTY
3612 };
3613 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3614 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3615 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3616 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3617
3618 static int editor_hl_group[] =
3619 {
3620   EL_CHAR('G'),
3621   EL_CHAR('R'),
3622   EL_CHAR('O'),
3623   EL_CHAR('U'),
3624
3625   EL_CHAR('P'),
3626   EL_CHAR(' '),
3627   EL_CHAR(' '),
3628   EL_CHAR(' '),
3629
3630   EL_CHAR('E'),
3631   EL_CHAR('L'),
3632   EL_CHAR('E'),
3633   EL_CHAR('M'),
3634
3635   EL_CHAR('E'),
3636   EL_CHAR('N'),
3637   EL_CHAR('T'),
3638   EL_CHAR('S'),
3639 };
3640
3641 static int editor_el_group[] =
3642 {
3643   EL_GROUP_START + 0,
3644   EL_GROUP_START + 1,
3645   EL_GROUP_START + 2,
3646   EL_GROUP_START + 3,
3647
3648   EL_GROUP_START + 4,
3649   EL_GROUP_START + 5,
3650   EL_GROUP_START + 6,
3651   EL_GROUP_START + 7,
3652
3653   EL_GROUP_START + 8,
3654   EL_GROUP_START + 9,
3655   EL_GROUP_START + 10,
3656   EL_GROUP_START + 11,
3657
3658   EL_GROUP_START + 12,
3659   EL_GROUP_START + 13,
3660   EL_GROUP_START + 14,
3661   EL_GROUP_START + 15
3662 };
3663 static int *editor_hl_group_ptr = editor_hl_group;
3664 static int *editor_el_group_ptr = editor_el_group;
3665 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3666 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3667
3668 static int editor_hl_group_more[] =
3669 {
3670 };
3671
3672 static int editor_el_group_more[] =
3673 {
3674   EL_GROUP_START + 16,
3675   EL_GROUP_START + 17,
3676   EL_GROUP_START + 18,
3677   EL_GROUP_START + 19,
3678
3679   EL_GROUP_START + 20,
3680   EL_GROUP_START + 21,
3681   EL_GROUP_START + 22,
3682   EL_GROUP_START + 23,
3683
3684   EL_GROUP_START + 24,
3685   EL_GROUP_START + 25,
3686   EL_GROUP_START + 26,
3687   EL_GROUP_START + 27,
3688
3689   EL_GROUP_START + 28,
3690   EL_GROUP_START + 29,
3691   EL_GROUP_START + 30,
3692   EL_GROUP_START + 31
3693 };
3694 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3695 static int *editor_el_group_more_ptr = editor_el_group_more;
3696 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3697 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3698
3699 static int editor_hl_user_defined[] =
3700 {
3701   EL_CHAR('U'),
3702   EL_CHAR('S'),
3703   EL_CHAR('E'),
3704   EL_CHAR('R'),
3705
3706   EL_CHAR('D'),
3707   EL_CHAR('E'),
3708   EL_CHAR('F'),
3709   EL_CHAR('I'),
3710
3711   EL_CHAR('-'),
3712   EL_CHAR('N'),
3713   EL_CHAR('E'),
3714   EL_CHAR('D'),
3715 };
3716
3717 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3718 static int *editor_el_user_defined_ptr = NULL;
3719 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3720 static int num_editor_el_user_defined = 0;
3721
3722 static int editor_hl_empty[] = { };
3723 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3724
3725 static int *editor_hl_empty_ptr = editor_hl_empty;
3726 static int *editor_el_empty_ptr = editor_el_empty;
3727 static int num_editor_hl_empty = 0;
3728 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3729
3730 static boolean use_el_empty = FALSE;
3731
3732 static int *editor_elements = NULL;     /* dynamically allocated */
3733 static int num_editor_elements = 0;     /* dynamically determined */
3734
3735 static struct
3736 {
3737   boolean *setup_value;
3738
3739   int **headline_list;
3740   int *headline_list_size;
3741
3742   int **element_list;
3743   int *element_list_size;
3744
3745   boolean last_setup_value;
3746 }
3747 editor_elements_info[] =
3748 {
3749   {
3750     &setup.editor.el_boulderdash,
3751     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3752     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3753   },
3754   {
3755     &setup.editor.el_emerald_mine,
3756     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3757     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3758   },
3759   {
3760     &setup.editor.el_emerald_mine_club,
3761     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
3762     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
3763   },
3764   {
3765     &setup.editor.el_more,
3766     &editor_hl_more_ptr,                &num_editor_hl_more,
3767     &editor_el_more_ptr,                &num_editor_el_more
3768   },
3769   {
3770     &setup.editor.el_sokoban,
3771     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3772     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3773   },
3774   {
3775     &setup.editor.el_supaplex,
3776     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3777     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3778   },
3779   {
3780     &setup.editor.el_diamond_caves,
3781     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3782     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3783   },
3784   {
3785     &setup.editor.el_dx_boulderdash,
3786     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3787     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3788   },
3789   {
3790     &setup.editor.el_chars,
3791     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3792     &editor_el_chars_ptr,               &num_editor_el_chars
3793   },
3794   {
3795     &setup.editor.el_custom,
3796     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3797     &editor_el_custom_ptr,              &num_editor_el_custom
3798   },
3799   {
3800     &setup.editor.el_custom_more,
3801     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3802     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3803   },
3804   {
3805     &setup.editor.el_custom,
3806     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
3807     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
3808   },
3809   {
3810     &setup.editor.el_custom,
3811     &editor_hl_group_ptr,               &num_editor_hl_group,
3812     &editor_el_group_ptr,               &num_editor_el_group
3813   },
3814   {
3815     &setup.editor.el_custom_more,
3816     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3817     &editor_el_group_more_ptr,          &num_editor_el_group_more
3818   },
3819   {
3820     &setup.editor.el_user_defined,
3821     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3822     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3823   },
3824   {
3825     &use_el_empty,
3826     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3827     &editor_el_empty_ptr,               &num_editor_el_empty,
3828   },
3829   {
3830     NULL,
3831     NULL,                               NULL,
3832     NULL,                               NULL
3833   }
3834 };
3835
3836 #if 0
3837
3838 static struct
3839 {
3840   short element;
3841   short element_mapped;
3842 }
3843 forum_sketch_element_mapping[] =
3844 {
3845   { EL_WALL_SLIPPERY,                   EL_WALL                 },
3846   { EL_EXPANDABLE_WALL,                 EL_WALL                 },
3847   { EL_EXPANDABLE_WALL_HORIZONTAL,      EL_WALL                 },
3848   { EL_EXPANDABLE_WALL_VERTICAL,        EL_WALL                 },
3849   { EL_EXPANDABLE_WALL_ANY,             EL_WALL                 },
3850   { EL_WALL_EMERALD,                    EL_WALL                 },
3851   { EL_WALL_DIAMOND,                    EL_WALL                 },
3852   { EL_WALL_BD_DIAMOND,                 EL_WALL                 },
3853   { EL_WALL_EMERALD_YELLOW,             EL_WALL                 },
3854   { EL_WALL_EMERALD_RED,                EL_WALL                 },
3855   { EL_WALL_EMERALD_PURPLE,             EL_WALL                 },
3856   { EL_ACID_POOL_TOPLEFT,               EL_WALL                 },
3857   { EL_ACID_POOL_TOPRIGHT,              EL_WALL                 },
3858   { EL_ACID_POOL_BOTTOMLEFT,            EL_WALL                 },
3859   { EL_ACID_POOL_BOTTOM,                EL_WALL                 },
3860   { EL_ACID_POOL_BOTTOMRIGHT,           EL_WALL                 },
3861   { EL_BD_WALL,                         EL_WALL                 },
3862
3863   { EL_BD_ROCK,                         EL_ROCK                 },
3864
3865   { EL_SP_ZONK,                         EL_ROCK                 },
3866   { EL_SP_BASE,                         EL_SAND                 },
3867   { EL_SP_MURPHY,                       EL_PLAYER_1             },
3868   { EL_SP_INFOTRON,                     EL_EMERALD              },
3869   { EL_SP_HARDWARE_GRAY,                EL_STEELWALL            },
3870   { EL_SP_EXIT_CLOSED,                  EL_EXIT_OPEN            },
3871   { EL_SP_DISK_ORANGE,                  EL_BOMB                 },
3872   { EL_SP_DISK_RED,                     EL_BOMB                 },
3873   { EL_SP_DISK_YELLOW,                  EL_BOMB                 },
3874   { EL_SP_PORT_RIGHT,                   EL_GATE_1_GRAY          },
3875   { EL_SP_PORT_DOWN,                    EL_GATE_1_GRAY          },
3876   { EL_SP_PORT_LEFT,                    EL_GATE_1_GRAY          },
3877   { EL_SP_PORT_UP,                      EL_GATE_1_GRAY          },
3878   { EL_SP_GRAVITY_PORT_RIGHT,           EL_GATE_1_GRAY          },
3879   { EL_SP_GRAVITY_PORT_DOWN,            EL_GATE_1_GRAY          },
3880   { EL_SP_GRAVITY_PORT_LEFT,            EL_GATE_1_GRAY          },
3881   { EL_SP_GRAVITY_PORT_UP,              EL_GATE_1_GRAY          },
3882   { EL_SP_PORT_VERTICAL,                EL_GATE_1_GRAY          },
3883   { EL_SP_PORT_HORIZONTAL,              EL_GATE_1_GRAY          },
3884   { EL_SP_PORT_ANY,                     EL_GATE_1_GRAY          },
3885   { EL_SP_SNIKSNAK,                     EL_BUG                  },
3886   { EL_SP_ELECTRON,                     EL_SPACESHIP            },
3887   { EL_SP_CHIP_SINGLE,                  EL_WALL                 },
3888   { EL_SP_CHIP_LEFT,                    EL_WALL                 },
3889   { EL_SP_CHIP_RIGHT,                   EL_WALL                 },
3890   { EL_SP_CHIP_TOP,                     EL_WALL                 },
3891   { EL_SP_CHIP_BOTTOM,                  EL_WALL                 },
3892   { EL_SP_HARDWARE_BASE_1,              EL_STEELWALL            },
3893   { EL_SP_HARDWARE_GREEN,               EL_STEELWALL            },
3894   { EL_SP_HARDWARE_BLUE,                EL_STEELWALL            },
3895   { EL_SP_HARDWARE_RED,                 EL_STEELWALL            },
3896   { EL_SP_HARDWARE_YELLOW,              EL_STEELWALL            },
3897   { EL_SP_HARDWARE_BASE_2,              EL_STEELWALL            },
3898   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3899   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3900   { EL_SP_HARDWARE_BASE_4,              EL_STEELWALL            },
3901   { EL_SP_HARDWARE_BASE_5,              EL_STEELWALL            },
3902   { EL_SP_HARDWARE_BASE_6,              EL_STEELWALL            },
3903
3904   { EL_STEELWALL_SLIPPERY,              EL_STEELWALL            },
3905
3906   { EL_EXIT_CLOSED,                     EL_EXIT_OPEN            },
3907
3908   { EL_DIAMOND,                         EL_EMERALD              },
3909   { EL_BD_DIAMOND,                      EL_EMERALD              },
3910   { EL_EMERALD_YELLOW,                  EL_EMERALD              },
3911   { EL_EMERALD_RED,                     EL_EMERALD              },
3912   { EL_EMERALD_PURPLE,                  EL_EMERALD              },
3913
3914   { EL_AMOEBA_DEAD,                     EL_AMOEBA               },
3915   { EL_AMOEBA_DROP,                     EL_AMOEBA               },
3916   { EL_AMOEBA_WET,                      EL_AMOEBA               },
3917   { EL_AMOEBA_DRY,                      EL_AMOEBA               },
3918   { EL_AMOEBA_FULL,                     EL_AMOEBA               },
3919   { EL_BD_AMOEBA,                       EL_AMOEBA               },
3920   { EL_AMOEBA_TO_DIAMOND,               EL_AMOEBA               },
3921
3922   { EL_DYNAMITE_ACTIVE,                 EL_DYNAMITE             },
3923
3924   { EL_GATE_2_GRAY,                     EL_GATE_1_GRAY          },
3925   { EL_GATE_3_GRAY,                     EL_GATE_1_GRAY          },
3926   { EL_GATE_4_GRAY,                     EL_GATE_1_GRAY          },
3927
3928   { EL_EM_KEY_1,                        EL_KEY_1                },
3929   { EL_EM_KEY_2,                        EL_KEY_2                },
3930   { EL_EM_KEY_3,                        EL_KEY_3                },
3931   { EL_EM_KEY_4,                        EL_KEY_4                },
3932
3933   { EL_EM_GATE_1,                       EL_GATE_1               },
3934   { EL_EM_GATE_2,                       EL_GATE_2               },
3935   { EL_EM_GATE_3,                       EL_GATE_3               },
3936   { EL_EM_GATE_4,                       EL_GATE_4               },
3937
3938   { EL_EM_GATE_1_GRAY,                  EL_GATE_1_GRAY          },
3939   { EL_EM_GATE_2_GRAY,                  EL_GATE_1_GRAY          },
3940   { EL_EM_GATE_3_GRAY,                  EL_GATE_1_GRAY          },
3941   { EL_EM_GATE_4_GRAY,                  EL_GATE_1_GRAY          },
3942
3943   { EL_INVISIBLE_SAND,                  EL_EMPTY                },
3944   { EL_INVISIBLE_WALL,                  EL_EMPTY                },
3945   { EL_INVISIBLE_STEELWALL,             EL_EMPTY                },
3946
3947   { EL_PACMAN,                          EL_YAMYAM               },
3948   { EL_DARK_YAMYAM,                     EL_YAMYAM               },
3949
3950   { EL_BD_MAGIC_WALL,                   EL_MAGIC_WALL           },
3951
3952   { EL_DYNABOMB_INCREASE_NUMBER,        EL_BOMB                 },
3953   { EL_DYNABOMB_INCREASE_SIZE,          EL_BOMB                 },
3954   { EL_DYNABOMB_INCREASE_POWER,         EL_BOMB                 },
3955   { EL_BLACK_ORB,                       EL_BOMB                 },
3956   { EL_DX_SUPABOMB,                     EL_BOMB                 },
3957
3958   { EL_SOKOBAN_OBJECT,                  EL_KEY_1                },
3959   { EL_SOKOBAN_FIELD_EMPTY,             EL_GATE_1_GRAY          },
3960   { EL_SOKOBAN_FIELD_FULL,              EL_GATE_1               },
3961   { EL_SOKOBAN_FIELD_PLAYER,            EL_PLAYER_1             },
3962
3963   { EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY         },
3964   { EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY         },
3965   { EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY         },
3966   { EL_BD_BUTTERFLY_DOWN,               EL_BD_BUTTERFLY         },
3967
3968   { EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY           },
3969   { EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY           },
3970   { EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY           },
3971   { EL_BD_FIREFLY_DOWN,                 EL_BD_FIREFLY           },
3972
3973   { EL_PLAYER_2,                        EL_PLAYER_1             },
3974   { EL_PLAYER_3,                        EL_PLAYER_1             },
3975   { EL_PLAYER_4,                        EL_PLAYER_1             },
3976
3977   { EL_BUG_RIGHT,                       EL_BUG                  },
3978   { EL_BUG_UP,                          EL_BUG                  },
3979   { EL_BUG_LEFT,                        EL_BUG                  },
3980   { EL_BUG_DOWN,                        EL_BUG                  },
3981
3982   { EL_SPACESHIP_RIGHT,                 EL_SPACESHIP            },
3983   { EL_SPACESHIP_UP,                    EL_SPACESHIP            },
3984   { EL_SPACESHIP_LEFT,                  EL_SPACESHIP            },
3985   { EL_SPACESHIP_DOWN,                  EL_SPACESHIP            },
3986
3987   { EL_PACMAN_RIGHT,                    EL_YAMYAM               },
3988   { EL_PACMAN_UP,                       EL_YAMYAM               },
3989   { EL_PACMAN_LEFT,                     EL_YAMYAM               },
3990   { EL_PACMAN_DOWN,                     EL_YAMYAM               },
3991
3992   { -1,                                 -1                      }
3993 };
3994
3995 static struct
3996 {
3997   short element;
3998   char *element_string;
3999 }
4000 forum_sketch_element_strings[] =
4001 {
4002   { EL_PLAYER_1,                "p" },
4003   { EL_EMPTY,                   "_" },
4004   { EL_SAND,                    "s" },
4005   { EL_ROCK,                    "b" },
4006   { EL_EMERALD,                 "e" },
4007   { EL_BUG,                     "u" },
4008   { EL_SPACESHIP,               "h" },
4009   { EL_BD_FIREFLY,              "f" },
4010   { EL_BD_BUTTERFLY,            "b" },
4011   { EL_AMOEBA,                  "a" },
4012   { EL_YAMYAM,                  "y" },
4013   { EL_WALL,                    "w" },
4014   { EL_STEELWALL,               "t" },
4015   { EL_MAGIC_WALL,              "m" },
4016   { EL_EXIT_OPEN,               "x" },
4017   { EL_DYNAMITE,                "d" },
4018   { EL_KEY_1,                   "1" },
4019   { EL_KEY_2,                   "2" },
4020   { EL_KEY_3,                   "3" },
4021   { EL_KEY_4,                   "4" },
4022   { EL_GATE_1,                  "5" },
4023   { EL_GATE_2,                  "6" },
4024   { EL_GATE_3,                  "7" },
4025   { EL_GATE_4,                  "8" },
4026   { EL_GATE_1_GRAY,             "9" },
4027   { EL_BOMB,                    "@" },
4028   { EL_ROBOT,                   "r" },
4029   { EL_ROBOT_WHEEL,             "0" },
4030   { EL_NUT,                     "n" },
4031   { EL_CUSTOM_1,                "c" },
4032   { EL_CHAR_QUESTION,           "?" },
4033
4034   { -1,                         NULL }
4035 };
4036
4037 #endif
4038
4039
4040 /*
4041   -----------------------------------------------------------------------------
4042   functions
4043   -----------------------------------------------------------------------------
4044 */
4045
4046 static int getMaxInfoTextLength()
4047 {
4048   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4049 }
4050
4051 static int getTextWidthForGadget(char *text)
4052 {
4053   if (text == NULL)
4054     return 0;
4055
4056   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4057 }
4058
4059 static int getTextWidthForDrawingArea(char *text)
4060 {
4061   if (text == NULL)
4062     return 0;
4063
4064   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4065 }
4066
4067 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4068 {
4069   return (gi->x + gi->width + getTextWidthForGadget(text));
4070 }
4071
4072 static char *getElementInfoText(int element)
4073 {
4074   char *info_text = NULL;
4075
4076   if (element < NUM_FILE_ELEMENTS)
4077   {
4078     if (strlen(element_info[element].description) > 0)
4079       info_text = element_info[element].description;
4080     else if (element_info[element].custom_description != NULL)
4081       info_text = element_info[element].custom_description;
4082     else if (element_info[element].editor_description != NULL)
4083       info_text = element_info[element].editor_description;
4084   }
4085
4086   if (info_text == NULL)
4087     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4088
4089   return info_text;
4090 }
4091
4092 static void ReinitializeElementList()
4093 {
4094   static boolean initialized = FALSE;
4095   int pos = 0;
4096   int i, j;
4097
4098   checked_free(editor_elements);
4099
4100 #if 0
4101   if (!initialized)
4102 #else
4103   /* reload user defined element list for each invocation of level editor */
4104 #endif
4105   {
4106     /* initialize optional user defined element list */
4107     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4108                                      &num_editor_el_user_defined);
4109
4110     /* initialize list of empty elements (used for padding, if needed) */
4111     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4112       editor_el_empty[i] = EL_EMPTY;
4113
4114     /* do some sanity checks for each element from element list */
4115     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4116     {
4117       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4118       {
4119         int element = (*editor_elements_info[i].element_list)[j];
4120
4121         if (element >= NUM_FILE_ELEMENTS)
4122           Error(ERR_WARN, "editor element %d is runtime element", element);
4123
4124         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4125           Error(ERR_WARN, "no element description for element %d", element);
4126       }
4127     }
4128
4129     initialized = TRUE;
4130   }
4131
4132   num_editor_elements = 0;
4133   use_el_empty = FALSE;
4134
4135   /* determine size of element list */
4136   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4137   {
4138     if (*editor_elements_info[i].setup_value)
4139     {
4140       if (setup.editor.el_headlines)
4141         num_editor_elements += *editor_elements_info[i].headline_list_size;
4142
4143       num_editor_elements += *editor_elements_info[i].element_list_size;
4144     }
4145   }
4146
4147   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4148   {
4149     /* offer at least as many elements as element buttons exist */
4150     use_el_empty = TRUE;
4151     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4152
4153     num_editor_elements += num_editor_el_empty;
4154   }
4155
4156   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4157
4158   /* fill element list */
4159   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4160   {
4161     if (*editor_elements_info[i].setup_value)
4162     {
4163       if (setup.editor.el_headlines)
4164         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4165           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4166
4167       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4168         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4169     }
4170   }
4171
4172   /* correct position of element list scrollbar */
4173   if (element_shift < 0)
4174     element_shift = 0;
4175   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4176     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4177 }
4178
4179 void PrintEditorElementList()
4180 {
4181   boolean *stop = &setup.editor.el_user_defined;
4182   int i, j;
4183
4184   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4185   {
4186     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4187     {
4188       int element = (*editor_elements_info[i].headline_list)[j];
4189
4190       printf("# %s\n", element_info[element].token_name);
4191     }
4192
4193     if (j > 0)
4194       printf("#\n");
4195
4196     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4197     {
4198       int element = (*editor_elements_info[i].element_list)[j];
4199
4200       printf("# %s\n", element_info[element].token_name);
4201     }
4202
4203     if (j > 0)
4204       printf("#\n");
4205   }
4206 }
4207
4208 static void ReinitializeElementListButtons()
4209 {
4210   static boolean last_setup_value_headlines = FALSE;
4211   static boolean initialization_needed = TRUE;
4212   int i;
4213
4214   if (!initialization_needed)   /* check if editor element setup has changed */
4215   {
4216     if (last_setup_value_headlines != setup.editor.el_headlines)
4217       initialization_needed = TRUE;
4218
4219     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4220       if (editor_elements_info[i].last_setup_value !=
4221           *editor_elements_info[i].setup_value)
4222         initialization_needed = TRUE;
4223   }
4224
4225   if (!initialization_needed)
4226     return;
4227
4228   FreeLevelEditorGadgets();
4229   CreateLevelEditorGadgets();
4230
4231   /* store current setup values for next invocation of this function */
4232   last_setup_value_headlines = setup.editor.el_headlines;
4233   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4234     editor_elements_info[i].last_setup_value =
4235       *editor_elements_info[i].setup_value;
4236
4237   initialization_needed = FALSE;
4238 }
4239
4240 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4241                               boolean input)
4242 {
4243   int border_graphic =
4244     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4245   Bitmap *src_bitmap;
4246   int src_x, src_y;
4247   int num_mini_tilex = width  / MINI_TILEX + 1;
4248   int num_mini_tiley = height / MINI_TILEY + 1;
4249   int x, y;
4250
4251   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4252
4253   for (y = 0; y < num_mini_tiley; y++)
4254     for (x = 0; x < num_mini_tilex; x++)
4255       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4256                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4257                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4258
4259   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4260 }
4261
4262 static void DrawDrawingArea(int id)
4263 {
4264   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4265   int x, y;
4266
4267   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4268     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4269                        el2edimg(random_placement_background_element));
4270   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4271     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4272   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4273     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4274                        el2edimg(custom_element.gfx_element));
4275   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4276     for (y = 0; y < 3; y++)
4277       for (x = 0; x < 3; x++)
4278         DrawMiniGraphicExt(drawto,
4279                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4280                            el2edimg(custom_element.content[x][y]));
4281   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4282     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4283                        el2edimg(custom_element.move_enter_element));
4284   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4285     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4286                        el2edimg(custom_element.move_leave_element));
4287   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4288     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4289                        el2edimg(custom_element_change.target_element));
4290   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4291     for (y = 0; y < 3; y++)
4292       for (x = 0; x < 3; x++)
4293         DrawMiniGraphicExt(drawto,
4294                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4295                            el2edimg(custom_element_change.target_content[x][y]));
4296   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4297     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4298                        el2edimg(custom_element_change.trigger_element));
4299   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4300     for (x = 0; x < group_element_info.num_elements; x++)
4301       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4302                          el2edimg(group_element_info.element[x]));
4303   else if (id >= ED_DRAWING_ID_YAMYAM_CONTENT_0 &&
4304            id <= ED_DRAWING_ID_YAMYAM_CONTENT_7)
4305   {
4306     int nr = id - ED_DRAWING_ID_YAMYAM_CONTENT_0;
4307
4308     for (y = 0; y < 3; y++)
4309       for (x = 0; x < 3; x++)
4310         DrawMiniGraphicExt(drawto,
4311                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4312                            el2edimg(level.yamyam_content[nr][x][y]));
4313   }
4314   else if (id >= ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 &&
4315            id <= ED_DRAWING_ID_MAGIC_BALL_CONTENT_7)
4316   {
4317     int nr = id - ED_DRAWING_ID_MAGIC_BALL_CONTENT_0;
4318
4319     for (y = 0; y < 3; y++)
4320       for (x = 0; x < 3; x++)
4321         DrawMiniGraphicExt(drawto,
4322                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4323                            el2edimg(level.ball_content[nr][x][y]));
4324   }
4325 }
4326
4327 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4328 {
4329   int x,y;
4330   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4331   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4332
4333   BlitBitmap(drawto, drawto,
4334              SX + (dx == -1 ? MINI_TILEX : 0),
4335              SY + (dy == -1 ? MINI_TILEY : 0),
4336              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4337              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4338              SX + (dx == +1 ? MINI_TILEX : 0),
4339              SY + (dy == +1 ? MINI_TILEY : 0));
4340   if (dx)
4341   {
4342     x = (dx == 1 ? 0 : ed_fieldx - 1);
4343     for (y = 0; y < ed_fieldy; y++)
4344       DrawMiniElementOrWall(x, y, from_x, from_y);
4345   }
4346   else if (dy)
4347   {
4348     y = (dy == 1 ? 0 : ed_fieldy - 1);
4349     for (x = 0; x < ed_fieldx; x++)
4350       DrawMiniElementOrWall(x, y, from_x, from_y);
4351   }
4352
4353   redraw_mask |= REDRAW_FIELD;
4354   BackToFront();
4355 }
4356
4357 static void CreateControlButtons()
4358 {
4359   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4360   struct GadgetInfo *gi;
4361   unsigned long event_mask;
4362   int i;
4363
4364   /* create toolbox buttons */
4365   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4366   {
4367     int id = i;
4368     int width, height;
4369     int gd_xoffset, gd_yoffset;
4370     int gd_x1, gd_x2, gd_y1, gd_y2;
4371     int button_type;
4372     int radio_button_nr;
4373     boolean checked;
4374
4375     if (id == GADGET_ID_SINGLE_ITEMS ||
4376         id == GADGET_ID_CONNECTED_ITEMS ||
4377         id == GADGET_ID_LINE ||
4378         id == GADGET_ID_ARC ||
4379         id == GADGET_ID_TEXT ||
4380         id == GADGET_ID_RECTANGLE ||
4381         id == GADGET_ID_FILLED_BOX ||
4382         id == GADGET_ID_FLOOD_FILL ||
4383         id == GADGET_ID_GRAB_BRUSH ||
4384         id == GADGET_ID_PICK_ELEMENT ||
4385         id == GADGET_ID_CUSTOM_COPY_FROM ||
4386         id == GADGET_ID_CUSTOM_COPY_TO ||
4387         id == GADGET_ID_CUSTOM_EXCHANGE)
4388     {
4389       button_type = GD_TYPE_RADIO_BUTTON;
4390       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4391       checked = (id == drawing_function ? TRUE : FALSE);
4392       event_mask = GD_EVENT_PRESSED;
4393     }
4394     else
4395     {
4396       button_type = GD_TYPE_NORMAL_BUTTON;
4397       radio_button_nr = RADIO_NR_NONE;
4398       checked = FALSE;
4399
4400       if (id == GADGET_ID_WRAP_LEFT ||
4401           id == GADGET_ID_WRAP_RIGHT ||
4402           id == GADGET_ID_WRAP_UP ||
4403           id == GADGET_ID_WRAP_DOWN)
4404         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4405       else
4406         event_mask = GD_EVENT_RELEASED;
4407     }
4408
4409     if (id < ED_NUM_CTRL1_BUTTONS)
4410     {
4411       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4412       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4413
4414       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4415       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4416       width  = ED_CTRL1_BUTTON_XSIZE;
4417       height = ED_CTRL1_BUTTON_YSIZE;
4418
4419       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4420       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4421       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4422       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4423     }
4424     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4425     {
4426       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4427       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4428
4429       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4430       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4431       width  = ED_CTRL2_BUTTON_XSIZE;
4432       height = ED_CTRL2_BUTTON_YSIZE;
4433
4434       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4435       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4436       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4437       gd_y2 = 0;        /* no alternative graphic for these buttons */
4438     }
4439     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4440     {
4441       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4442       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4443
4444       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4445       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4446       width  = ED_CTRL3_BUTTON_XSIZE;
4447       height = ED_CTRL3_BUTTON_YSIZE;
4448
4449       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4450       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4451       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4452       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4453     }
4454     else
4455     {
4456       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4457       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4458
4459       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4460       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4461       width  = ED_CTRL4_BUTTON_XSIZE;
4462       height = ED_CTRL4_BUTTON_YSIZE;
4463
4464       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4465       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4466       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4467       gd_y2 = 0;        /* no alternative graphic for these buttons */
4468     }
4469
4470     gi = CreateGadget(GDI_CUSTOM_ID, id,
4471                       GDI_CUSTOM_TYPE_ID, i,
4472                       GDI_INFO_TEXT, control_info[i].text,
4473                       GDI_X, EX + gd_xoffset,
4474                       GDI_Y, EY + gd_yoffset,
4475                       GDI_WIDTH, width,
4476                       GDI_HEIGHT, height,
4477                       GDI_TYPE, button_type,
4478                       GDI_STATE, GD_BUTTON_UNPRESSED,
4479                       GDI_RADIO_NR, radio_button_nr,
4480                       GDI_CHECKED, checked,
4481                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4482                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4483                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4484                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4485                       GDI_EVENT_MASK, event_mask,
4486                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4487                       GDI_CALLBACK_ACTION, HandleControlButtons,
4488                       GDI_END);
4489
4490     if (gi == NULL)
4491       Error(ERR_EXIT, "cannot create gadget");
4492
4493     level_editor_gadget[id] = gi;
4494   }
4495
4496   /* create buttons for scrolling of drawing area and element list */
4497   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4498   {
4499     int id = scrollbutton_info[i].gadget_id;
4500     int x, y, width, height;
4501     int gd_x1, gd_x2, gd_y1, gd_y2;
4502
4503     x = scrollbutton_info[i].x;
4504     y = scrollbutton_info[i].y;
4505
4506     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4507
4508     if (id == GADGET_ID_SCROLL_LIST_UP ||
4509         id == GADGET_ID_SCROLL_LIST_DOWN)
4510     {
4511       x += DX;
4512       y += DY;
4513       width = ED_SCROLLBUTTON2_XSIZE;
4514       height = ED_SCROLLBUTTON2_YSIZE;
4515       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4516       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4517       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4518       gd_y2 = gd_y1;
4519     }
4520     else
4521     {
4522       x += SX;
4523       y += SY;
4524       width = ED_SCROLLBUTTON_XSIZE;
4525       height = ED_SCROLLBUTTON_YSIZE;
4526       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4527       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4528       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4529       gd_y2 = gd_y1;
4530     }
4531
4532     gi = CreateGadget(GDI_CUSTOM_ID, id,
4533                       GDI_CUSTOM_TYPE_ID, i,
4534                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4535                       GDI_X, x,
4536                       GDI_Y, y,
4537                       GDI_WIDTH, width,
4538                       GDI_HEIGHT, height,
4539                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4540                       GDI_STATE, GD_BUTTON_UNPRESSED,
4541                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4542                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4543                       GDI_EVENT_MASK, event_mask,
4544                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4545                       GDI_CALLBACK_ACTION, HandleControlButtons,
4546                       GDI_END);
4547
4548     if (gi == NULL)
4549       Error(ERR_EXIT, "cannot create gadget");
4550
4551     level_editor_gadget[id] = gi;
4552   }
4553
4554   /* create buttons for element list */
4555   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4556   {
4557     Bitmap *deco_bitmap;
4558     int deco_x, deco_y, deco_xpos, deco_ypos;
4559     int gd_xoffset, gd_yoffset;
4560     int gd_x1, gd_x2, gd_y;
4561     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4562     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4563     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4564     int element = editor_elements[i];
4565
4566     event_mask = GD_EVENT_RELEASED;
4567
4568     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4569     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4570
4571     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4572     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4573     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4574
4575     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4576     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4577     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4578
4579     gi = CreateGadget(GDI_CUSTOM_ID, id,
4580                       GDI_CUSTOM_TYPE_ID, i,
4581                       GDI_INFO_TEXT, getElementInfoText(element),
4582                       GDI_X, DX + gd_xoffset,
4583                       GDI_Y, DY + gd_yoffset,
4584                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4585                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4586                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4587                       GDI_STATE, GD_BUTTON_UNPRESSED,
4588                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4589                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4590                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4591                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4592                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4593                       GDI_DECORATION_SHIFTING, 1, 1,
4594                       GDI_EVENT_MASK, event_mask,
4595                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4596                       GDI_CALLBACK_ACTION, HandleControlButtons,
4597                       GDI_END);
4598
4599     if (gi == NULL)
4600       Error(ERR_EXIT, "cannot create gadget");
4601
4602     level_editor_gadget[id] = gi;
4603   }
4604 }
4605
4606 static void CreateCounterButtons()
4607 {
4608   int max_infotext_len = getMaxInfoTextLength();
4609   int i;
4610
4611   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4612   {
4613     int j;
4614     int x = SX + counterbutton_info[i].x;       /* down count button */
4615     int y = SY + counterbutton_info[i].y;
4616
4617     /* determine horizontal position to the right of specified gadget */
4618     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4619       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4620            ED_GADGET_TEXT_DISTANCE);
4621
4622     /* determine horizontal offset for leading text */
4623     if (counterbutton_info[i].text_left != NULL)
4624       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4625
4626     for (j = 0; j < 2; j++)
4627     {
4628       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4629       struct GadgetInfo *gi;
4630       int id = (j == 0 ?
4631                 counterbutton_info[i].gadget_id_down :
4632                 counterbutton_info[i].gadget_id_up);
4633       int gd_xoffset;
4634       int gd_x, gd_x1, gd_x2, gd_y;
4635       int x_size, y_size;
4636       unsigned long event_mask;
4637       char infotext[max_infotext_len + 1];
4638
4639       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4640
4641       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4642       {
4643         int sid = (j == 0 ?
4644                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4645                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4646
4647         event_mask |= GD_EVENT_RELEASED;
4648
4649         if (j == 1)
4650           x += 2 * ED_GADGET_DISTANCE;
4651         y += ED_GADGET_DISTANCE;
4652
4653         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4654         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4655         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4656         x_size = ED_SCROLLBUTTON_XSIZE;
4657         y_size = ED_SCROLLBUTTON_YSIZE;
4658       }
4659       else
4660       {
4661         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4662         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4663         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4664         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4665         x_size = ED_BUTTON_COUNT_XSIZE;
4666         y_size = ED_BUTTON_COUNT_YSIZE;
4667       }
4668
4669       sprintf(infotext, "%s counter value by 1, 5 or 10",
4670               (j == 0 ? "decrease" : "increase"));
4671
4672       gi = CreateGadget(GDI_CUSTOM_ID, id,
4673                         GDI_CUSTOM_TYPE_ID, i,
4674                         GDI_INFO_TEXT, infotext,
4675                         GDI_X, x,
4676                         GDI_Y, y,
4677                         GDI_WIDTH, x_size,
4678                         GDI_HEIGHT, y_size,
4679                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4680                         GDI_STATE, GD_BUTTON_UNPRESSED,
4681                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4682                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4683                         GDI_EVENT_MASK, event_mask,
4684                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4685                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4686                         GDI_END);
4687
4688       if (gi == NULL)
4689         Error(ERR_EXIT, "cannot create gadget");
4690
4691       level_editor_gadget[id] = gi;
4692       right_gadget_border[id] =
4693         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4694
4695       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4696
4697       if (j == 0)
4698       {
4699         int font_type = FONT_INPUT_1;
4700         int font_type_active = FONT_INPUT_1_ACTIVE;
4701         int gd_width = ED_WIN_COUNT_XSIZE;
4702
4703         id = counterbutton_info[i].gadget_id_text;
4704         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4705
4706         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4707         {
4708           font_type = FONT_LEVEL_NUMBER;
4709           font_type_active = FONT_LEVEL_NUMBER;
4710
4711           x += 2 * ED_GADGET_DISTANCE;
4712           y -= ED_GADGET_DISTANCE;
4713
4714           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4715           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4716           gd_width = ED_WIN_COUNT2_XSIZE;
4717         }
4718         else
4719         {
4720           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4721           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4722         }
4723
4724         gi = CreateGadget(GDI_CUSTOM_ID, id,
4725                           GDI_CUSTOM_TYPE_ID, i,
4726                           GDI_INFO_TEXT, "enter counter value",
4727                           GDI_X, x,
4728                           GDI_Y, y,
4729                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4730                           GDI_NUMBER_VALUE, 0,
4731                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4732                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4733                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4734                           GDI_TEXT_FONT, font_type,
4735                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4736                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4737                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4738                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4739                           GDI_DESIGN_WIDTH, gd_width,
4740                           GDI_EVENT_MASK, event_mask,
4741                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4742                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4743                           GDI_END);
4744
4745         if (gi == NULL)
4746           Error(ERR_EXIT, "cannot create gadget");
4747
4748         level_editor_gadget[id] = gi;
4749         right_gadget_border[id] =
4750           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4751
4752         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4753       }
4754     }
4755   }
4756 }
4757
4758 static void CreateDrawingAreas()
4759 {
4760   int i;
4761
4762   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4763   {
4764     struct GadgetInfo *gi;
4765     unsigned long event_mask;
4766     int id = drawingarea_info[i].gadget_id;
4767     int x = SX + drawingarea_info[i].x;
4768     int y = SY + drawingarea_info[i].y;
4769     int area_xsize = drawingarea_info[i].area_xsize;
4770     int area_ysize = drawingarea_info[i].area_ysize;
4771
4772     event_mask =
4773       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4774       GD_EVENT_OFF_BORDERS;
4775
4776     /* determine horizontal position to the right of specified gadget */
4777     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4778       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4779            ED_DRAWINGAREA_TEXT_DISTANCE);
4780
4781     /* determine horizontal offset for leading text */
4782     if (drawingarea_info[i].text_left != NULL)
4783       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4784
4785     gi = CreateGadget(GDI_CUSTOM_ID, id,
4786                       GDI_CUSTOM_TYPE_ID, i,
4787                       GDI_X, x,
4788                       GDI_Y, y,
4789                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4790                       GDI_AREA_SIZE, area_xsize, area_ysize,
4791                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4792                       GDI_EVENT_MASK, event_mask,
4793                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4794                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4795                       GDI_END);
4796
4797     if (gi == NULL)
4798       Error(ERR_EXIT, "cannot create gadget");
4799
4800     level_editor_gadget[id] = gi;
4801     right_gadget_border[id] =
4802       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4803   }
4804 }
4805
4806 static void CreateTextInputGadgets()
4807 {
4808   int max_infotext_len = getMaxInfoTextLength();
4809   int i;
4810
4811   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4812   {
4813     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4814     int gd_x, gd_y;
4815     struct GadgetInfo *gi;
4816     unsigned long event_mask;
4817     char infotext[MAX_OUTPUT_LINESIZE + 1];
4818     int id = textinput_info[i].gadget_id;
4819
4820     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4821
4822     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4823     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4824
4825     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4826     infotext[max_infotext_len] = '\0';
4827
4828     gi = CreateGadget(GDI_CUSTOM_ID, id,
4829                       GDI_CUSTOM_TYPE_ID, i,
4830                       GDI_INFO_TEXT, infotext,
4831                       GDI_X, SX + textinput_info[i].x,
4832                       GDI_Y, SY + textinput_info[i].y,
4833                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4834                       GDI_TEXT_VALUE, textinput_info[i].value,
4835                       GDI_TEXT_SIZE, textinput_info[i].size,
4836                       GDI_TEXT_FONT, FONT_INPUT_1,
4837                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4838                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4839                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4840                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4841                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4842                       GDI_EVENT_MASK, event_mask,
4843                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4844                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4845                       GDI_END);
4846
4847     if (gi == NULL)
4848       Error(ERR_EXIT, "cannot create gadget");
4849
4850     level_editor_gadget[id] = gi;
4851   }
4852 }
4853
4854 static void CreateTextAreaGadgets()
4855 {
4856   int max_infotext_len = getMaxInfoTextLength();
4857   int i;
4858
4859   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4860   {
4861     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4862     int gd_x, gd_y;
4863     struct GadgetInfo *gi;
4864     unsigned long event_mask;
4865     char infotext[MAX_OUTPUT_LINESIZE + 1];
4866     int id = textarea_info[i].gadget_id;
4867     int area_xsize = textarea_info[i].xsize;
4868     int area_ysize = textarea_info[i].ysize;
4869
4870     event_mask = GD_EVENT_TEXT_LEAVING;
4871
4872     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4873     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4874
4875     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4876     infotext[max_infotext_len] = '\0';
4877
4878     gi = CreateGadget(GDI_CUSTOM_ID, id,
4879                       GDI_CUSTOM_TYPE_ID, i,
4880                       GDI_INFO_TEXT, infotext,
4881                       GDI_X, SX + textarea_info[i].x,
4882                       GDI_Y, SY + textarea_info[i].y,
4883                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4884                       GDI_AREA_SIZE, area_xsize, area_ysize,
4885                       GDI_TEXT_FONT, FONT_INPUT_1,
4886                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4887                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4888                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4889                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4890                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4891                       GDI_EVENT_MASK, event_mask,
4892                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4893                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4894                       GDI_END);
4895
4896     if (gi == NULL)
4897       Error(ERR_EXIT, "cannot create gadget");
4898
4899     level_editor_gadget[id] = gi;
4900   }
4901 }
4902
4903 static void CreateSelectboxGadgets()
4904 {
4905   int max_infotext_len = getMaxInfoTextLength();
4906   int i, j;
4907
4908   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4909   {
4910     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4911     int gd_x, gd_y;
4912     struct GadgetInfo *gi;
4913     unsigned long event_mask;
4914     char infotext[MAX_OUTPUT_LINESIZE + 1];
4915     int id = selectbox_info[i].gadget_id;
4916     int x = SX + selectbox_info[i].x;
4917     int y = SY + selectbox_info[i].y;
4918
4919     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4920     {
4921       /* (we cannot use -1 for uninitialized values if we directly compare
4922          with results from strlen(), because the '<' and '>' operation will
4923          implicitely cast -1 to an unsigned integer value!) */
4924       selectbox_info[i].size = 0;
4925
4926       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4927         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4928           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4929
4930       selectbox_info[i].size++;         /* add one character empty space */
4931     }
4932
4933     event_mask = GD_EVENT_RELEASED |
4934       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4935
4936     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4937     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4938
4939     /* determine horizontal position to the right of specified gadget */
4940     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4941       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4942            ED_GADGET_TEXT_DISTANCE);
4943
4944     /* determine horizontal offset for leading text */
4945     if (selectbox_info[i].text_left != NULL)
4946       x += getTextWidthForGadget(selectbox_info[i].text_left);
4947
4948     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4949     infotext[max_infotext_len] = '\0';
4950
4951     gi = CreateGadget(GDI_CUSTOM_ID, id,
4952                       GDI_CUSTOM_TYPE_ID, i,
4953                       GDI_INFO_TEXT, infotext,
4954                       GDI_X, x,
4955                       GDI_Y, y,
4956                       GDI_TYPE, GD_TYPE_SELECTBOX,
4957                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4958                       GDI_TEXT_SIZE, selectbox_info[i].size,
4959                       GDI_TEXT_FONT, FONT_INPUT_1,
4960                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4961                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4962                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4963                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4964                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4965                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4966                       GDI_EVENT_MASK, event_mask,
4967                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4968                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4969                       GDI_END);
4970
4971     if (gi == NULL)
4972       Error(ERR_EXIT, "cannot create gadget");
4973
4974     level_editor_gadget[id] = gi;
4975     right_gadget_border[id] =
4976       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4977   }
4978 }
4979
4980 static void CreateTextbuttonGadgets()
4981 {
4982   int max_infotext_len = getMaxInfoTextLength();
4983   int i;
4984
4985   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4986   {
4987     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4988     int gd_x1, gd_x2, gd_y1, gd_y2;
4989     struct GadgetInfo *gi;
4990     unsigned long event_mask;
4991     char infotext[MAX_OUTPUT_LINESIZE + 1];
4992     int id = textbutton_info[i].gadget_id;
4993     int x = SX + textbutton_info[i].x;
4994     int y = SY + textbutton_info[i].y;
4995
4996     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4997       textbutton_info[i].size = strlen(textbutton_info[i].text);
4998
4999     event_mask = GD_EVENT_RELEASED;
5000
5001     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
5002     {
5003       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
5004       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
5005       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
5006       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
5007     }
5008     else
5009     {
5010       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
5011       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
5012       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
5013       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
5014     }
5015
5016     sprintf(infotext, "%s", textbutton_info[i].infotext);
5017     infotext[max_infotext_len] = '\0';
5018
5019     /* determine horizontal position to the right of specified gadget */
5020     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5021       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
5022            ED_GADGET_TEXT_DISTANCE);
5023
5024     /* determine horizontal offset for leading text */
5025     if (textbutton_info[i].text_left != NULL)
5026       x += getTextWidthForGadget(textbutton_info[i].text_left);
5027
5028     gi = CreateGadget(GDI_CUSTOM_ID, id,
5029                       GDI_CUSTOM_TYPE_ID, i,
5030                       GDI_INFO_TEXT, infotext,
5031                       GDI_X, x,
5032                       GDI_Y, y,
5033                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
5034                       GDI_TEXT_VALUE, textbutton_info[i].text,
5035                       GDI_TEXT_SIZE, textbutton_info[i].size,
5036                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
5037                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
5038                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5039                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5040                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5041                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
5042                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5043                       GDI_DECORATION_SHIFTING, 1, 1,
5044                       GDI_EVENT_MASK, event_mask,
5045                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5046                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
5047                       GDI_END);
5048
5049     if (gi == NULL)
5050       Error(ERR_EXIT, "cannot create gadget");
5051
5052     level_editor_gadget[id] = gi;
5053     right_gadget_border[id] =
5054       getRightGadgetBorder(gi, textbutton_info[i].text_right);
5055   }
5056 }
5057
5058 static void CreateGraphicbuttonGadgets()
5059 {
5060   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5061   struct GadgetInfo *gi;
5062   unsigned long event_mask;
5063   int i;
5064
5065   /* create buttons for scrolling of drawing area and element list */
5066   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
5067   {
5068     int id = graphicbutton_info[i].gadget_id;
5069     int gd_x1, gd_x2, gd_y1, gd_y2;
5070     int x = SX + graphicbutton_info[i].x;
5071     int y = SY + graphicbutton_info[i].y;
5072
5073     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5074
5075     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
5076     {
5077       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
5078       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5079       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
5080       gd_y2 = gd_y1;
5081     }
5082     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5083     {
5084       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5085       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5086       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5087       gd_y2 = gd_y1;
5088     }
5089
5090     /* determine horizontal position to the right of specified gadget */
5091     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5092       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5093            ED_GADGET_TEXT_DISTANCE);
5094
5095     /* determine horizontal offset for leading text */
5096     if (graphicbutton_info[i].text_left != NULL)
5097       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5098
5099     gi = CreateGadget(GDI_CUSTOM_ID, id,
5100                       GDI_CUSTOM_TYPE_ID, i,
5101                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5102                       GDI_X, x,
5103                       GDI_Y, y,
5104                       GDI_WIDTH, graphicbutton_info[i].width,
5105                       GDI_HEIGHT, graphicbutton_info[i].height,
5106                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5107                       GDI_STATE, GD_BUTTON_UNPRESSED,
5108                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5109                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5110                       GDI_EVENT_MASK, event_mask,
5111                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5112                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
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, graphicbutton_info[i].text_right);
5121   }
5122 }
5123
5124 static void CreateScrollbarGadgets()
5125 {
5126   int i;
5127
5128   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5129   {
5130     int id = scrollbar_info[i].gadget_id;
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     int items_max, items_visible, item_position;
5135     unsigned long event_mask;
5136
5137     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5138     {
5139       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5140       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5141       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5142     }
5143     else        /* drawing area scrollbars */
5144     {
5145       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5146       {
5147         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5148         items_visible = ed_fieldx;
5149         item_position = 0;
5150       }
5151       else
5152       {
5153         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5154         items_visible = ed_fieldy;
5155         item_position = 0;
5156       }
5157     }
5158
5159     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5160
5161     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5162     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5163                       scrollbar_info[i].height : scrollbar_info[i].width));
5164     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5165     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5166
5167     gi = CreateGadget(GDI_CUSTOM_ID, id,
5168                       GDI_CUSTOM_TYPE_ID, i,
5169                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5170                       GDI_X, scrollbar_info[i].x,
5171                       GDI_Y, scrollbar_info[i].y,
5172                       GDI_WIDTH, scrollbar_info[i].width,
5173                       GDI_HEIGHT, scrollbar_info[i].height,
5174                       GDI_TYPE, scrollbar_info[i].type,
5175                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5176                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5177                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5178                       GDI_STATE, GD_BUTTON_UNPRESSED,
5179                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5180                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5181                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5182                       GDI_EVENT_MASK, event_mask,
5183                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5184                       GDI_CALLBACK_ACTION, HandleControlButtons,
5185                       GDI_END);
5186
5187     if (gi == NULL)
5188       Error(ERR_EXIT, "cannot create gadget");
5189
5190     level_editor_gadget[id] = gi;
5191   }
5192 }
5193
5194 static void CreateCheckbuttonGadgets()
5195 {
5196   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5197   struct GadgetInfo *gi;
5198   unsigned long event_mask;
5199   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5200   int i;
5201
5202   event_mask = GD_EVENT_PRESSED;
5203
5204   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5205   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5206   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5207   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5208   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5209
5210   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5211   {
5212     int id = checkbutton_info[i].gadget_id;
5213     int x = SX + checkbutton_info[i].x;
5214     int y = SY + checkbutton_info[i].y;
5215
5216     if (id == GADGET_ID_STICK_ELEMENT)
5217       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5218     else
5219       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5220
5221     /* determine horizontal position to the right of specified gadget */
5222     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5223       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5224            ED_GADGET_TEXT_DISTANCE);
5225
5226     /* determine horizontal offset for leading text */
5227     if (checkbutton_info[i].text_left != NULL)
5228       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5229
5230     gi = CreateGadget(GDI_CUSTOM_ID, id,
5231                       GDI_CUSTOM_TYPE_ID, i,
5232                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5233                       GDI_X, x,
5234                       GDI_Y, y,
5235                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5236                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5237                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5238                       GDI_CHECKED, *checkbutton_info[i].value,
5239                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5240                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5241                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5242                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5243                       GDI_EVENT_MASK, event_mask,
5244                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5245                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5246                       GDI_END);
5247
5248     if (gi == NULL)
5249       Error(ERR_EXIT, "cannot create gadget");
5250
5251     level_editor_gadget[id] = gi;
5252     right_gadget_border[id] =
5253       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5254   }
5255 }
5256
5257 static void CreateRadiobuttonGadgets()
5258 {
5259   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5260   struct GadgetInfo *gi;
5261   unsigned long event_mask;
5262   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5263   int i;
5264
5265   event_mask = GD_EVENT_PRESSED;
5266
5267   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5268   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5269   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5270   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5271   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5272
5273   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5274   {
5275     int id = radiobutton_info[i].gadget_id;
5276     int x = SX + radiobutton_info[i].x;
5277     int y = SY + radiobutton_info[i].y;
5278
5279     int checked =
5280       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5281
5282     /* determine horizontal position to the right of specified gadget */
5283     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5284       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5285            ED_GADGET_TEXT_DISTANCE);
5286
5287     /* determine horizontal offset for leading text */
5288     if (radiobutton_info[i].text_left != NULL)
5289       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5290
5291     gi = CreateGadget(GDI_CUSTOM_ID, id,
5292                       GDI_CUSTOM_TYPE_ID, i,
5293                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5294                       GDI_X, x,
5295                       GDI_Y, y,
5296                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5297                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5298                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5299                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5300                       GDI_CHECKED, checked,
5301                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5302                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5303                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5304                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5305                       GDI_EVENT_MASK, event_mask,
5306                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5307                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5308                       GDI_END);
5309
5310     if (gi == NULL)
5311       Error(ERR_EXIT, "cannot create gadget");
5312
5313     level_editor_gadget[id] = gi;
5314     right_gadget_border[id] =
5315       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5316   }
5317 }
5318
5319 void CreateLevelEditorGadgets()
5320 {
5321   int old_game_status = game_status;
5322
5323   /* setting 'game_status' is needed to get the right fonts for the editor */
5324   game_status = GAME_MODE_EDITOR;
5325
5326   ReinitializeElementList();
5327
5328   CreateControlButtons();
5329   CreateScrollbarGadgets();
5330
5331   /* order of function calls is important because of cross-references */
5332   CreateCheckbuttonGadgets();
5333   CreateCounterButtons();
5334   CreateRadiobuttonGadgets();
5335   CreateTextInputGadgets();
5336   CreateTextAreaGadgets();
5337   CreateSelectboxGadgets();
5338   CreateGraphicbuttonGadgets();
5339   CreateTextbuttonGadgets();
5340   CreateDrawingAreas();
5341
5342   game_status = old_game_status;
5343 }
5344
5345 void FreeLevelEditorGadgets()
5346 {
5347   int i;
5348
5349   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5350     FreeGadget(level_editor_gadget[i]);
5351 }
5352
5353 static void MapCounterButtons(int id)
5354 {
5355   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5356   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5357   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5358   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5359   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5360   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5361 #if 0
5362   char infotext[MAX_OUTPUT_LINESIZE + 1];
5363   int max_infotext_len = getMaxInfoTextLength();
5364   int xoffset_left = 0;
5365   int yoffset_left = ED_BORDER_SIZE;
5366   int xoffset_right = getCounterGadgetWidth();
5367   int yoffset_right = ED_BORDER_SIZE;
5368 #else
5369   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5370   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5371   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5372   int yoffset = ED_BORDER_SIZE;
5373   int x_left = gi_down->x - xoffset_left;
5374   int x_right = gi_up->x + gi_up->width + xoffset_right;
5375   int y_above = gi_down->y - yoffset_above;
5376   int x = gi_down->x;
5377   int y;        /* set after gadget position was modified */
5378 #endif
5379
5380   /* set position for "value1/value2" counter gadgets (score in most cases) */
5381   if (id == ED_COUNTER_ID_ELEMENT_VALUE1 ||
5382       id == ED_COUNTER_ID_ELEMENT_VALUE2)
5383   {
5384     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5385     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5386     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5387   }
5388
5389   y = gi_up->y + yoffset;
5390
5391   if (counterbutton_info[id].text_above)
5392     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5393
5394   if (counterbutton_info[id].text_left)
5395     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5396
5397   if (counterbutton_info[id].text_right)
5398     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5399
5400   ModifyEditorCounter(id, *counterbutton_info[id].value);
5401
5402   MapGadget(gi_down);
5403   MapGadget(gi_text);
5404   MapGadget(gi_up);
5405 }
5406
5407 static void MapControlButtons()
5408 {
5409   int counter_id;
5410   int i;
5411
5412   /* map toolbox buttons (excluding special CE toolbox buttons) */
5413   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5414     MapGadget(level_editor_gadget[i]);
5415
5416   /* map buttons to select elements */
5417   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5418     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5419   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5420   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5421   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5422
5423   /* map buttons to select level */
5424   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5425   ModifyEditorCounterLimits(counter_id,
5426                             leveldir_current->first_level,
5427                             leveldir_current->last_level);
5428   MapCounterButtons(counter_id);
5429 }
5430
5431 static void MapDrawingArea(int id)
5432 {
5433   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5434   int area_xsize = gi->drawing.area_xsize;
5435   int area_ysize = gi->drawing.area_ysize;
5436   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5437   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5438   int x_left  = gi->x - xoffset_left;
5439   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5440   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5441   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5442   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5443
5444   if (drawingarea_info[id].text_left)
5445     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5446
5447   if (drawingarea_info[id].text_right)
5448     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5449
5450   if (drawingarea_info[id].text_below)
5451     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5452
5453   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5454   {
5455     DrawElementBorder(gi->x, gi->y,
5456                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5457
5458     DrawDrawingArea(id);
5459   }
5460
5461   MapGadget(gi);
5462 }
5463
5464 static void MapTextInputGadget(int id)
5465 {
5466   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5467   int xoffset_above = 0;
5468   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5469   int x_above = textinput_info[id].x + xoffset_above;
5470   int y_above = textinput_info[id].y + yoffset_above;
5471
5472   if (textinput_info[id].text_above)
5473     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5474
5475   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5476
5477   MapGadget(gi);
5478 }
5479
5480 static void MapTextAreaGadget(int id)
5481 {
5482   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5483   int xoffset_above = 0;
5484   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5485   int x_above = textarea_info[id].x + xoffset_above;
5486   int y_above = textarea_info[id].y + yoffset_above;
5487
5488   if (textarea_info[id].text_above)
5489     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5490
5491   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5492
5493   MapGadget(gi);
5494 }
5495
5496 static void MapSelectboxGadget(int id)
5497 {
5498   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5499   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5500   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5501   int yoffset = ED_BORDER_SIZE;
5502   int x_left = gi->x - xoffset_left;
5503   int x_right = gi->x + gi->width + xoffset_right;
5504   int y = gi->y + yoffset;
5505
5506   if (selectbox_info[id].text_left)
5507     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5508
5509   if (selectbox_info[id].text_right)
5510     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5511
5512   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5513
5514   MapGadget(gi);
5515 }
5516
5517 static void MapTextbuttonGadget(int id)
5518 {
5519   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5520   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5521   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5522   int yoffset = ED_BORDER_SIZE;
5523   int x_left = gi->x - xoffset_left;
5524   int x_right = gi->x + gi->width + xoffset_right;
5525   int y = gi->y + yoffset;
5526
5527   /* only show button to delete change pages when more than minimum pages */
5528   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5529       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5530     return;
5531
5532   if (textbutton_info[id].text_left)
5533     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5534
5535   if (textbutton_info[id].text_right)
5536     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5537
5538   MapGadget(gi);
5539 }
5540
5541 static void MapGraphicbuttonGadget(int id)
5542 {
5543   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5544   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5545   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5546   int yoffset = ED_BORDER_SIZE;
5547   int x_left = gi->x - xoffset_left;
5548   int x_right = gi->x + gi->width + xoffset_right;
5549   int y = gi->y + yoffset;
5550
5551   if (graphicbutton_info[id].text_left)
5552     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5553
5554   if (graphicbutton_info[id].text_right)
5555     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5556
5557   MapGadget(gi);
5558 }
5559
5560 static void MapRadiobuttonGadget(int id)
5561 {
5562   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5563   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5564   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5565   int yoffset = ED_BORDER_SIZE;
5566   int x_left = gi->x - xoffset_left;
5567   int x_right = gi->x + gi->width + xoffset_right;
5568   int y = gi->y + yoffset;
5569   boolean checked =
5570     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5571
5572   if (radiobutton_info[id].text_left)
5573     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5574
5575   if (radiobutton_info[id].text_right)
5576     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5577
5578   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5579
5580   MapGadget(gi);
5581 }
5582
5583 static void MapCheckbuttonGadget(int id)
5584 {
5585   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5586   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5587   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5588   int yoffset = ED_BORDER_SIZE;
5589   int x_left, x_right, y;       /* set after gadget position was modified */
5590
5591   /* set position for gadgets with dynamically determined position */
5592   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5593     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5594   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5595
5596   x_left = gi->x - xoffset_left;
5597   x_right = gi->x + gi->width + xoffset_right;
5598   y = gi->y + yoffset;
5599
5600   if (checkbutton_info[id].text_left)
5601     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5602
5603   if (checkbutton_info[id].text_right)
5604     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5605
5606   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5607
5608   MapGadget(gi);
5609 }
5610
5611 static void MapMainDrawingArea()
5612 {
5613   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5614   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5615   int i;
5616
5617   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5618   {
5619     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5620           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5621          no_horizontal_scrollbar) ||
5622         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5623           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5624          no_vertical_scrollbar))
5625       continue;
5626
5627     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5628   }
5629
5630   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5631   {
5632     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5633         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5634       continue;
5635
5636     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5637   }
5638
5639   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5640 }
5641
5642 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5643 {
5644   int i;
5645
5646   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5647   {
5648     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5649         i == GADGET_ID_CUSTOM_COPY_TO ||
5650         i == GADGET_ID_CUSTOM_EXCHANGE ||
5651         i == GADGET_ID_CUSTOM_COPY ||
5652         i == GADGET_ID_CUSTOM_PASTE)
5653     {
5654       if (map)
5655         MapGadget(level_editor_gadget[i]);
5656       else
5657         UnmapGadget(level_editor_gadget[i]);
5658     }
5659   }
5660 }
5661
5662 static void MapLevelEditorToolboxCustomGadgets()
5663 {
5664   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5665 }
5666
5667 static void UnmapLevelEditorToolboxCustomGadgets()
5668 {
5669   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5670 }
5671
5672 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5673 {
5674   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5675   int i;
5676
5677   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5678   {
5679     if (i != GADGET_ID_SINGLE_ITEMS &&
5680         i != GADGET_ID_PROPERTIES &&
5681         i != GADGET_ID_PICK_ELEMENT)
5682     {
5683       struct GadgetInfo *gi = level_editor_gadget[i];
5684
5685       if (map)
5686         MapGadget(gi);
5687       else
5688       {
5689         UnmapGadget(gi);
5690
5691         BlitBitmap(gd_bitmap, drawto,
5692                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5693                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5694                    gi->width, gi->height, gi->x, gi->y);
5695
5696         redraw_mask |= REDRAW_DOOR_3;
5697       }
5698     }
5699   }
5700 }
5701
5702 static void MapLevelEditorToolboxDrawingGadgets()
5703 {
5704   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5705 }
5706
5707 static void UnmapLevelEditorToolboxDrawingGadgets()
5708 {
5709   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5710 }
5711
5712 static void UnmapDrawingArea(int id)
5713 {
5714   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5715 }
5716
5717 static void UnmapLevelEditorWindowGadgets()
5718 {
5719   int i;
5720
5721   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5722     if (level_editor_gadget[i]->x < SX + SXSIZE)
5723       UnmapGadget(level_editor_gadget[i]);
5724 }
5725
5726 void UnmapLevelEditorGadgets()
5727 {
5728   int i;
5729
5730   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5731     UnmapGadget(level_editor_gadget[i]);
5732 }
5733
5734 static void ResetUndoBuffer()
5735 {
5736   undo_buffer_position = -1;
5737   undo_buffer_steps = -1;
5738   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5739
5740   level.changed = FALSE;
5741 }
5742
5743 static void DrawEditModeWindow()
5744 {
5745   ModifyEditorElementList();
5746   RedrawDrawingElements();
5747
5748   if (edit_mode == ED_MODE_INFO)
5749     DrawLevelInfoWindow();
5750   else if (edit_mode == ED_MODE_PROPERTIES)
5751     DrawPropertiesWindow();
5752   else  /* edit_mode == ED_MODE_DRAWING */
5753     DrawDrawingWindow();
5754 }
5755
5756 static boolean LevelChanged()
5757 {
5758   boolean field_changed = FALSE;
5759   int x, y;
5760
5761   if (leveldir_current->readonly)
5762     return FALSE;
5763
5764   for (y = 0; y < lev_fieldy; y++)
5765     for (x = 0; x < lev_fieldx; x++)
5766       if (Feld[x][y] != level.field[x][y])
5767         field_changed = TRUE;
5768
5769   return (level.changed || field_changed);
5770 }
5771
5772 static boolean LevelContainsPlayer()
5773 {
5774   boolean player_found = FALSE;
5775   int x, y;
5776
5777   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5778
5779   for (y = 0; y < lev_fieldy; y++)
5780     for (x = 0; x < lev_fieldx; x++)
5781       if (Feld[x][y] == EL_PLAYER_1 ||
5782           Feld[x][y] == EL_SP_MURPHY)
5783         player_found = TRUE;
5784
5785   return player_found;
5786 }
5787
5788 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5789                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5790 {
5791   int x, y;
5792
5793   for (x = 0; x < lev_fieldx; x++)
5794     for (y = 0; y < lev_fieldy; y++)
5795       dst[x][y] = src[x][y];
5796 }
5797
5798 static int setSelectboxValue(int selectbox_id, int new_value)
5799 {
5800   int new_index_value = 0;
5801   int i;
5802
5803   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5804     if (selectbox_info[selectbox_id].options[i].value == new_value)
5805       new_index_value = i;
5806
5807   *selectbox_info[selectbox_id].value =
5808     selectbox_info[selectbox_id].options[new_index_value].value;
5809
5810   return new_index_value;
5811 }
5812
5813 static void copy_custom_element_settings(int element_from, int element_to)
5814 {
5815 #if 0
5816   struct ElementInfo ei_to_old = element_info[element_to];
5817   struct ElementInfo *ei_from = &element_info[element_from];
5818   struct ElementInfo *ei_to = &element_info[element_to];
5819   int i;
5820
5821   /* ---------- copy whole element structure ---------- */
5822   *ei_to = *ei_from;
5823
5824   /* ---------- restore structure pointers which cannot be copied ---------- */
5825   ei_to->token_name         = ei_to_old.token_name;
5826   ei_to->class_name         = ei_to_old.class_name;
5827   ei_to->editor_description = ei_to_old.editor_description;
5828   ei_to->custom_description = ei_to_old.custom_description;
5829   ei_to->change_page        = ei_to_old.change_page;
5830   ei_to->change             = ei_to_old.change;
5831   ei_to->group              = ei_to_old.group;
5832
5833   /* ---------- copy element base properties ---------- */
5834   Properties[element_to][EP_BITFIELD_BASE] =
5835     Properties[element_from][EP_BITFIELD_BASE];
5836
5837   /* ---------- reinitialize and copy change pages ---------- */
5838   setElementChangePages(ei_to, ei_to->num_change_pages);
5839
5840   for (i=0; i < ei_to->num_change_pages; i++)
5841     ei_to->change_page[i] = ei_from->change_page[i];
5842
5843   /* ---------- copy group element info ---------- */
5844   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5845     *ei_to->group = *ei_from->group;
5846
5847 #else
5848
5849   struct ElementInfo *ei_from = &element_info[element_from];
5850   struct ElementInfo *ei_to = &element_info[element_to];
5851   int i, x, y;
5852
5853   /* ---------- copy element description ---------- */
5854   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5855     ei_to->description[i] = ei_from->description[i];
5856
5857   /* ---------- copy element base properties ---------- */
5858   Properties[element_to][EP_BITFIELD_BASE] =
5859     Properties[element_from][EP_BITFIELD_BASE];
5860
5861   /* ---------- copy custom property values ---------- */
5862
5863   ei_to->use_gfx_element = ei_from->use_gfx_element;
5864   ei_to->gfx_element = ei_from->gfx_element;
5865
5866   ei_to->access_direction = ei_from->access_direction;
5867
5868   ei_to->collect_score = ei_from->collect_score;
5869   ei_to->collect_count = ei_from->collect_count;
5870
5871   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5872   ei_to->push_delay_random = ei_from->push_delay_random;
5873   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5874   ei_to->drop_delay_random = ei_from->drop_delay_random;
5875   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5876   ei_to->move_delay_random = ei_from->move_delay_random;
5877
5878   ei_to->move_pattern = ei_from->move_pattern;
5879   ei_to->move_direction_initial = ei_from->move_direction_initial;
5880   ei_to->move_stepsize = ei_from->move_stepsize;
5881
5882   ei_to->move_enter_element = ei_from->move_enter_element;
5883   ei_to->move_leave_element = ei_from->move_leave_element;
5884   ei_to->move_leave_type = ei_from->move_leave_type;
5885
5886   ei_to->slippery_type = ei_from->slippery_type;
5887
5888   for (y = 0; y < 3; y++)
5889     for (x = 0; x < 3; x++)
5890       ei_to->content[x][y] = ei_from->content[x][y];
5891
5892   ei_to->explosion_type = ei_from->explosion_type;
5893   ei_to->explosion_delay = ei_from->explosion_delay;
5894   ei_to->ignition_delay = ei_from->ignition_delay;
5895
5896   /* ---------- reinitialize and copy change pages ---------- */
5897
5898   ei_to->num_change_pages = ei_from->num_change_pages;
5899   ei_to->current_change_page = ei_from->current_change_page;
5900
5901   setElementChangePages(ei_to, ei_to->num_change_pages);
5902
5903   for (i=0; i < ei_to->num_change_pages; i++)
5904     ei_to->change_page[i] = ei_from->change_page[i];
5905
5906   /* ---------- copy group element info ---------- */
5907   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5908     *ei_to->group = *ei_from->group;
5909
5910 #endif
5911
5912   /* mark this custom element as modified */
5913   ei_to->modified_settings = TRUE;
5914 }
5915
5916 static void replace_custom_element_in_settings(int element_from,
5917                                                int element_to)
5918 {
5919   int i, j, x, y;
5920
5921   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5922   {
5923     struct ElementInfo *ei = &element_info[i];
5924
5925     for (y = 0; y < 3; y++)
5926       for (x = 0; x < 3; x++)
5927         if (ei->content[x][y] == element_from)
5928           ei->content[x][y] = element_to;
5929
5930     for (j = 0; j < ei->num_change_pages; j++)
5931     {
5932       struct ElementChangeInfo *change = &ei->change_page[j];
5933
5934       if (change->target_element == element_from)
5935         change->target_element = element_to;
5936
5937       if (change->trigger_element == element_from)
5938         change->trigger_element = element_to;
5939
5940       for (y = 0; y < 3; y++)
5941         for (x = 0; x < 3; x++)
5942           if (change->target_content[x][y] == element_from)
5943             change->target_content[x][y] = element_to;
5944     }
5945
5946     if (ei->group != NULL)                              /* group or internal */
5947       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5948         if (ei->group->element[j] == element_from)
5949           ei->group->element[j] = element_to;
5950   }
5951 }
5952
5953 static void replace_custom_element_in_playfield(int element_from,
5954                                                 int element_to)
5955 {
5956   int x, y;
5957
5958   for (x = 0; x < lev_fieldx; x++)
5959     for (y = 0; y < lev_fieldy; y++)
5960       if (Feld[x][y] == element_from)
5961         Feld[x][y] = element_to;
5962 }
5963
5964 static boolean CopyCustomElement(int element_old, int element_new,
5965                                  int copy_mode)
5966 {
5967   if (copy_mode == GADGET_ID_CUSTOM_COPY)
5968   {
5969     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
5970                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5971     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5972   }
5973   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
5974   {
5975     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
5976                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5977     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5978
5979     level.changed = TRUE;
5980   }
5981   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5982   {
5983     Request("Please choose custom element !", REQ_CONFIRM);
5984
5985     return FALSE;
5986   }
5987   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5988   {
5989     Request("Please choose group element !", REQ_CONFIRM);
5990
5991     return FALSE;
5992   }
5993   else
5994   {
5995     level.changed = TRUE;
5996   }
5997
5998   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5999   {
6000     copy_custom_element_settings(element_new, element_old);
6001   }
6002   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
6003   {
6004     copy_custom_element_settings(element_old, element_new);
6005   }
6006   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
6007   {
6008     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
6009     copy_custom_element_settings(element_new, element_old);
6010     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
6011
6012     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
6013     replace_custom_element_in_settings(element_new, element_old);
6014     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
6015
6016     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
6017     replace_custom_element_in_playfield(element_new, element_old);
6018     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
6019   }
6020
6021   UpdateCustomElementGraphicGadgets();
6022   DrawPropertiesWindow();
6023
6024   return TRUE;
6025 }
6026
6027 static void CopyCustomElementPropertiesToEditor(int element)
6028 {
6029   int i;
6030   int current_change_page = element_info[element].current_change_page;
6031
6032   /* dynamically (re)build selectbox for selecting change page */
6033   for (i = 0; i < element_info[element].num_change_pages; i++)
6034   {
6035     sprintf(options_change_page_strings[i], "%d", i + 1);
6036
6037     options_change_page[i].value = i;
6038     options_change_page[i].text = options_change_page_strings[i];
6039   }
6040
6041   options_change_page[i].value = -1;
6042   options_change_page[i].text = NULL;
6043
6044   /* needed here to initialize combined element properties */
6045   InitElementPropertiesEngine(level.game_version);
6046
6047   element_info[element].change =
6048     &element_info[element].change_page[current_change_page];
6049
6050   custom_element = element_info[element];
6051   custom_element_change = *element_info[element].change;
6052
6053   /* needed to initially set selectbox value variables to reliable defaults */
6054   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6055     setSelectboxValue(i, *selectbox_info[i].value);
6056
6057   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6058     custom_element_properties[i] = HAS_PROPERTY(element, i);
6059
6060   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6061     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
6062
6063   /* ---------- element settings: configure (custom elements) ------------- */
6064
6065   /* set accessible layer selectbox help value */
6066   custom_element.access_type =
6067     (IS_WALKABLE(element) ? EP_WALKABLE :
6068      IS_PASSABLE(element) ? EP_PASSABLE :
6069      custom_element.access_type);
6070   custom_element.access_layer =
6071     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
6072      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
6073      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
6074      custom_element.access_layer);
6075   custom_element.access_protected =
6076     (IS_PROTECTED(element) ? 1 : 0);
6077   custom_element_properties[EP_ACCESSIBLE] =
6078     (IS_ACCESSIBLE_OVER(element) ||
6079      IS_ACCESSIBLE_INSIDE(element) ||
6080      IS_ACCESSIBLE_UNDER(element));
6081
6082   /* set walk-to-object action selectbox help value */
6083   custom_element.walk_to_action =
6084     (IS_DIGGABLE(element) ? EP_DIGGABLE :
6085      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
6086      IS_DROPPABLE(element) ? EP_DROPPABLE :
6087      IS_THROWABLE(element) ? EP_THROWABLE :
6088      IS_PUSHABLE(element) ? EP_PUSHABLE :
6089      custom_element.walk_to_action);
6090   custom_element_properties[EP_WALK_TO_OBJECT] =
6091     (IS_DIGGABLE(element) ||
6092      IS_COLLECTIBLE_ONLY(element) ||
6093      IS_DROPPABLE(element) ||
6094      IS_THROWABLE(element) ||
6095      IS_PUSHABLE(element));
6096
6097   /* set smash targets selectbox help value */
6098   custom_element.smash_targets =
6099     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
6100      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
6101      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
6102      custom_element.smash_targets);
6103   custom_element_properties[EP_CAN_SMASH] =
6104     (CAN_SMASH_EVERYTHING(element) ||
6105      CAN_SMASH_ENEMIES(element) ||
6106      CAN_SMASH_PLAYER(element));
6107
6108   /* set deadliness selectbox help value */
6109   custom_element.deadliness =
6110     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
6111      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
6112      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
6113      custom_element.deadliness);
6114   custom_element_properties[EP_DEADLY] =
6115     (DONT_TOUCH(element) ||
6116      DONT_COLLIDE_WITH(element) ||
6117      DONT_RUN_INTO(element));
6118
6119 #if 0
6120   /* set explosion type selectbox help value */
6121   custom_element.explosion_type =
6122     (
6123 #if 0
6124      IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
6125 #endif
6126      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
6127      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
6128      CAN_EXPLODE_CROSS(element) ? EP_CAN_EXPLODE_CROSS :
6129      custom_element.explosion_type);
6130   custom_element_properties[EP_CAN_EXPLODE_AT_ALL] =
6131     (
6132 #if 0
6133      IS_INDESTRUCTIBLE(element) ||
6134 #endif
6135      CAN_EXPLODE_1X1(element) ||
6136      CAN_EXPLODE_3X3(element) ||
6137      CAN_EXPLODE_CROSS(element));
6138 #endif
6139
6140 #if 0
6141   /* special case: sub-settings dependent from main setting */
6142 #if 0
6143   custom_element.can_explode_by_fire = CAN_EXPLODE_BY_FIRE(element);
6144   custom_element.can_explode_smashed = CAN_EXPLODE_SMASHED(element);
6145   custom_element.can_explode_impact  = CAN_EXPLODE_IMPACT(element);
6146 #else
6147   if (CAN_EXPLODE_BY_FIRE(element))
6148     custom_element.can_explode_by_fire = TRUE;
6149   if (CAN_EXPLODE_SMASHED(element))
6150     custom_element.can_explode_smashed = TRUE;
6151   if (CAN_EXPLODE_IMPACT(element))
6152     custom_element.can_explode_impact  = TRUE;
6153 #endif
6154 #endif
6155
6156   /* ---------- element settings: advanced (custom elements) --------------- */
6157
6158   /* set "change by direct action" selectbox help value */
6159   custom_element_change.direct_action =
6160     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6161      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6162      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6163      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6164      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6165      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6166      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6167      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6168      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6169      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6170      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6171      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6172      custom_element_change.direct_action);
6173
6174   /* set "change by other element action" selectbox help value */
6175   custom_element_change.other_action =
6176     (HAS_CHANGE_EVENT(element, CE_OTHER_GETS_TOUCHED) ? CE_OTHER_GETS_TOUCHED :
6177      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PRESSED) ? CE_OTHER_GETS_PRESSED :
6178      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PUSHED) ? CE_OTHER_GETS_PUSHED :
6179      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_ENTERED) ? CE_OTHER_GETS_ENTERED :
6180      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_LEFT) ? CE_OTHER_GETS_LEFT :
6181      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DIGGED) ? CE_OTHER_GETS_DIGGED :
6182      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
6183      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
6184      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
6185      HAS_CHANGE_EVENT(element, CE_OTHER_IS_HITTING) ? CE_OTHER_IS_HITTING :
6186      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_HIT) ? CE_OTHER_GETS_HIT :
6187      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
6188      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
6189      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
6190      custom_element_change.other_action);
6191 }
6192
6193 static void CopyGroupElementPropertiesToEditor(int element)
6194 {
6195   group_element_info = *element_info[element].group;
6196   custom_element = element_info[element];       /* needed for description */
6197 }
6198
6199 static void CopyClassicElementPropertiesToEditor(int element)
6200 {
6201 #if 1
6202   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6203     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6204       getMoveIntoAcidProperty(&level, element);
6205
6206   if (MAYBE_DONT_COLLIDE_WITH(element))
6207     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6208       getDontCollideWithProperty(&level, element);
6209 #else
6210
6211   if (COULD_MOVE_INTO_ACID(element))
6212   {
6213     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6214
6215     if (bit_nr > -1)
6216       custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6217         ((level.can_move_into_acid_bits & (1 << bit_nr)) != 0);
6218   }
6219 #endif
6220 }
6221
6222 static void CopyElementPropertiesToEditor(int element)
6223 {
6224   if (IS_CUSTOM_ELEMENT(element))
6225     CopyCustomElementPropertiesToEditor(element);
6226   else if (IS_GROUP_ELEMENT(element))
6227     CopyGroupElementPropertiesToEditor(element);
6228   else
6229     CopyClassicElementPropertiesToEditor(element);
6230 }
6231
6232 static void CopyCustomElementPropertiesToGame(int element)
6233 {
6234   int i;
6235   int access_type_and_layer;
6236 #if 0
6237   boolean can_explode;
6238 #endif
6239
6240   /* mark that this custom element has been modified */
6241   custom_element.modified_settings = TRUE;
6242   level.changed = TRUE;
6243
6244   if (level.use_custom_template)
6245   {
6246     if (Request("Copy and modify level template ?", REQ_ASK))
6247     {
6248       level.use_custom_template = FALSE;
6249       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6250                    GDI_CHECKED, FALSE, GDI_END);
6251     }
6252     else
6253     {
6254       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6255
6256       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6257     }
6258   }
6259
6260   element_info[element] = custom_element;
6261   *element_info[element].change = custom_element_change;
6262
6263   /* ---------- element settings: configure (custom elements) ------------- */
6264
6265   /* set accessible property from checkbox and selectbox */
6266   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6267   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6268   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6269   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6270   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6271   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6272   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6273                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6274                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6275   custom_element_properties[access_type_and_layer] =
6276     custom_element_properties[EP_ACCESSIBLE];
6277   custom_element_properties[EP_PROTECTED] =
6278     (custom_element.access_protected != 0 &&
6279      custom_element_properties[EP_ACCESSIBLE]);
6280
6281   /* set walk-to-object property from checkbox and selectbox */
6282   custom_element_properties[EP_DIGGABLE] = FALSE;
6283   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6284   custom_element_properties[EP_DROPPABLE] = FALSE;
6285   custom_element_properties[EP_THROWABLE] = FALSE;
6286   custom_element_properties[EP_PUSHABLE] = FALSE;
6287   custom_element_properties[custom_element.walk_to_action] =
6288     custom_element_properties[EP_WALK_TO_OBJECT];
6289
6290   /* set smash property from checkbox and selectbox */
6291   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6292   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6293   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6294   custom_element_properties[custom_element.smash_targets] =
6295     custom_element_properties[EP_CAN_SMASH];
6296
6297   /* set deadliness property from checkbox and selectbox */
6298   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6299   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6300   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6301   custom_element_properties[custom_element.deadliness] =
6302     custom_element_properties[EP_DEADLY];
6303
6304 #if 0
6305   /* set explosion type property from checkbox and selectbox */
6306 #if 0
6307   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
6308 #endif
6309   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
6310   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
6311   custom_element_properties[EP_CAN_EXPLODE_CROSS] = FALSE;
6312   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
6313   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
6314   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
6315   custom_element_properties[custom_element.explosion_type] =
6316     custom_element_properties[EP_CAN_EXPLODE_AT_ALL];
6317 #endif
6318
6319 #if 0
6320   /* special case: sub-settings dependent from main setting */
6321 #if 0
6322   can_explode = (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
6323                  custom_element_properties[EP_CAN_EXPLODE_3X3] ||
6324                  custom_element_properties[EP_CAN_EXPLODE_CROSS]);
6325   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
6326     (can_explode && custom_element.can_explode_by_fire);
6327   custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
6328     (can_explode && custom_element.can_explode_smashed);
6329   custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
6330     (can_explode && custom_element.can_explode_impact);
6331 #else
6332   if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
6333       custom_element_properties[EP_CAN_EXPLODE_3X3] ||
6334       custom_element_properties[EP_CAN_EXPLODE_CROSS])
6335   {
6336     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
6337       custom_element.can_explode_by_fire;
6338     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
6339       custom_element.can_explode_smashed;
6340     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
6341       custom_element.can_explode_impact;
6342   }
6343 #endif
6344 #endif
6345
6346   /* ---------- element settings: advanced (custom elements) --------------- */
6347
6348   /* set player change event from checkbox and selectbox */
6349   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6350   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6351   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6352   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6353   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6354   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6355   custom_element_change_events[CE_SWITCHED] = FALSE;
6356   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6357   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6358   custom_element_change_events[CE_BLOCKED] = FALSE;
6359   custom_element_change_events[CE_IMPACT] = FALSE;
6360   custom_element_change_events[CE_SMASHED] = FALSE;
6361   custom_element_change_events[custom_element_change.direct_action] =
6362     custom_element_change_events[CE_BY_DIRECT_ACTION];
6363
6364   /* set other element action change event from checkbox and selectbox */
6365   custom_element_change_events[CE_OTHER_GETS_TOUCHED] = FALSE;
6366   custom_element_change_events[CE_OTHER_GETS_PRESSED] = FALSE;
6367   custom_element_change_events[CE_OTHER_GETS_PUSHED] = FALSE;
6368   custom_element_change_events[CE_OTHER_GETS_ENTERED] = FALSE;
6369   custom_element_change_events[CE_OTHER_GETS_LEFT] = FALSE;
6370   custom_element_change_events[CE_OTHER_GETS_DIGGED] = FALSE;
6371   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
6372   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
6373   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
6374   custom_element_change_events[CE_OTHER_IS_HITTING] = FALSE;
6375   custom_element_change_events[CE_OTHER_GETS_HIT] = FALSE;
6376   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
6377   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
6378   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
6379   custom_element_change_events[custom_element_change.other_action] =
6380     custom_element_change_events[CE_BY_OTHER_ACTION];
6381
6382   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6383     SET_PROPERTY(element, i, custom_element_properties[i]);
6384
6385   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6386     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6387
6388   /* copy change events also to special level editor variable */
6389   custom_element = element_info[element];
6390   custom_element_change = *element_info[element].change;
6391 }
6392
6393 static void CopyGroupElementPropertiesToGame(int element)
6394 {
6395   element_info[element] = custom_element;
6396   *element_info[element].group = group_element_info;
6397
6398   /* mark that this group element has been modified */
6399   element_info[element].modified_settings = TRUE;
6400   level.changed = TRUE;
6401 }
6402
6403 static void CopyClassicElementPropertiesToGame(int element)
6404 {
6405 #if 1
6406   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6407     setMoveIntoAcidProperty(&level, element,
6408                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6409
6410   if (MAYBE_DONT_COLLIDE_WITH(element))
6411     setDontCollideWithProperty(&level, element,
6412                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6413 #else
6414
6415   if (COULD_MOVE_INTO_ACID(element))
6416   {
6417     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6418
6419     if (bit_nr > -1)
6420     {
6421       level.can_move_into_acid_bits &= ~(1 << bit_nr);
6422
6423       if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
6424         level.can_move_into_acid_bits |= (1 << bit_nr);
6425     }
6426   }
6427 #endif
6428 }
6429
6430 static void CopyElementPropertiesToGame(int element)
6431 {
6432   if (IS_CUSTOM_ELEMENT(element))
6433     CopyCustomElementPropertiesToGame(element);
6434   else if (IS_GROUP_ELEMENT(element))
6435     CopyGroupElementPropertiesToGame(element);
6436   else
6437     CopyClassicElementPropertiesToGame(element);
6438 }
6439
6440 void DrawLevelEd()
6441 {
6442   CloseDoor(DOOR_CLOSE_ALL);
6443   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6444
6445   if (level_editor_test_game)
6446   {
6447     CopyPlayfield(level.field, Feld);
6448     CopyPlayfield(FieldBackup, level.field);
6449
6450     level_editor_test_game = FALSE;
6451   }
6452   else
6453   {
6454     edit_mode = ED_MODE_DRAWING;
6455     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6456
6457     ResetUndoBuffer();
6458
6459     level_xpos = -1;
6460     level_ypos = -1;
6461   }
6462
6463   /* copy default editor door content to main double buffer */
6464   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6465              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6466
6467 #if 0
6468   /* draw mouse button brush elements */
6469   RedrawDrawingElements();
6470 #endif
6471
6472   /* draw bigger door */
6473   DrawSpecialEditorDoor();
6474
6475   /* draw new control window */
6476   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6477              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6478
6479   redraw_mask |= REDRAW_ALL;
6480
6481   ReinitializeElementListButtons();     /* custom element may look different */
6482 #if 0
6483   ModifyEditorElementList();            /* may be needed for custom elements */
6484 #endif
6485
6486   UnmapTapeButtons();
6487   MapControlButtons();
6488
6489   DrawEditModeWindow();
6490
6491   /* copy actual editor door content to door double buffer for OpenDoor() */
6492   BlitBitmap(drawto, bitmap_db_door,
6493              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6494
6495   OpenDoor(DOOR_OPEN_1);
6496 }
6497
6498 static void AdjustDrawingAreaGadgets()
6499 {
6500   int ed_xsize = lev_fieldx + 2;
6501   int ed_ysize = lev_fieldy + 2;
6502   int max_ed_fieldx = MAX_ED_FIELDX;
6503   int max_ed_fieldy = MAX_ED_FIELDY;
6504   boolean horizontal_scrollbar_needed;
6505   boolean vertical_scrollbar_needed;
6506   int x, y, width, height;
6507   int xoffset, yoffset;
6508
6509   /* check if we need any scrollbars */
6510   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6511   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6512
6513   /* check if we have a smaller editor field because of scrollbars */
6514   if (horizontal_scrollbar_needed)
6515     max_ed_fieldy = MAX_ED_FIELDY - 1;
6516   if (vertical_scrollbar_needed)
6517     max_ed_fieldx = MAX_ED_FIELDX - 1;
6518
6519   /* check again if we now need more scrollbars because of less space */
6520   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6521   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6522
6523   /* check if editor field gets even smaller after adding new scrollbars */
6524   if (horizontal_scrollbar_needed)
6525     max_ed_fieldy = MAX_ED_FIELDY - 1;
6526   if (vertical_scrollbar_needed)
6527     max_ed_fieldx = MAX_ED_FIELDX - 1;
6528
6529   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6530   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6531
6532   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6533                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6534                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6535                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6536                GDI_END);
6537
6538   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6539   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6540
6541   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6542   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6543
6544   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6545   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6546
6547   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6548   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6549
6550   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6551                GDI_WIDTH, width,
6552                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6553                GDI_END);
6554   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6555                GDI_HEIGHT, height,
6556                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6557                GDI_END);
6558 }
6559
6560 static void AdjustLevelScrollPosition()
6561 {
6562   if (level_xpos < -1)
6563     level_xpos = -1;
6564   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6565     level_xpos = lev_fieldx - ed_fieldx + 1;
6566   if (lev_fieldx < ed_fieldx - 2)
6567     level_xpos = -1;
6568
6569   if (level_ypos < -1)
6570     level_ypos = -1;
6571   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6572     level_ypos = lev_fieldy - ed_fieldy + 1;
6573   if (lev_fieldy < ed_fieldy - 2)
6574     level_ypos = -1;
6575 }
6576
6577 static void AdjustEditorScrollbar(int id)
6578 {
6579   struct GadgetInfo *gi = level_editor_gadget[id];
6580   int items_max, items_visible, item_position;
6581
6582   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6583   {
6584     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6585     items_visible = ed_fieldx;
6586     item_position = level_xpos + 1;
6587   }
6588   else
6589   {
6590     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6591     items_visible = ed_fieldy;
6592     item_position = level_ypos + 1;
6593   }
6594
6595   if (item_position > items_max - items_visible)
6596     item_position = items_max - items_visible;
6597
6598   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6599                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6600 }
6601
6602 static void ModifyEditorCounter(int counter_id, int new_value)
6603 {
6604   int *counter_value = counterbutton_info[counter_id].value;
6605   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6606   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6607
6608   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6609
6610   if (counter_value != NULL)
6611     *counter_value = gi->textinput.number_value;
6612 }
6613
6614 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6615 {
6616   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6617   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6618
6619   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6620 }
6621
6622 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6623 {
6624   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6625   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6626   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6627
6628   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6629 }
6630
6631 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6632 {
6633   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6634   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6635
6636   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6637 }
6638
6639 static void ModifyEditorElementList()
6640 {
6641   int i;
6642
6643   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6644   {
6645     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6646     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6647     struct GadgetDesign *gd = &gi->deco.design;
6648     int element = editor_elements[element_shift + i];
6649
6650     UnmapGadget(gi);
6651     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6652     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6653     MapGadget(gi);
6654   }
6655 }
6656
6657 static void PickDrawingElement(int button, int element)
6658 {
6659   if (button < 1 || button > 3)
6660     return;
6661
6662   if (button == 1)
6663   {
6664     new_element1 = element;
6665     DrawMiniGraphicExt(drawto,
6666                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6667                        el2edimg(new_element1));
6668   }
6669   else if (button == 2)
6670   {
6671     new_element2 = element;
6672     DrawMiniGraphicExt(drawto,
6673                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6674                        el2edimg(new_element2));
6675   }
6676   else
6677   {
6678     new_element3 = element;
6679     DrawMiniGraphicExt(drawto,
6680                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6681                        el2edimg(new_element3));
6682   }
6683
6684   redraw_mask |= REDRAW_DOOR_1;
6685 }
6686
6687 static void RedrawDrawingElements()
6688 {
6689   PickDrawingElement(1, new_element1);
6690   PickDrawingElement(2, new_element2);
6691   PickDrawingElement(3, new_element3);
6692 }
6693
6694 static void DrawDrawingWindow()
6695 {
6696   stick_element_properties_window = FALSE;
6697
6698   SetMainBackgroundImage(IMG_UNDEFINED);
6699   ClearWindow();
6700
6701   UnmapLevelEditorWindowGadgets();
6702   UnmapLevelEditorToolboxCustomGadgets();
6703
6704   AdjustDrawingAreaGadgets();
6705   AdjustLevelScrollPosition();
6706   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6707   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6708
6709   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6710
6711   MapMainDrawingArea();
6712   MapLevelEditorToolboxDrawingGadgets();
6713 }
6714
6715 static void DrawLevelInfoWindow()
6716 {
6717   int i;
6718
6719   stick_element_properties_window = FALSE;
6720
6721   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6722   ClearWindow();
6723   UnmapLevelEditorWindowGadgets();
6724
6725   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6726            "Level Settings", FONT_TITLE_1);
6727   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6728            "Editor Settings", FONT_TITLE_1);
6729
6730   /* draw counter gadgets */
6731   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6732     MapCounterButtons(i);
6733
6734   /* draw selectbox gadgets */
6735   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6736     MapSelectboxGadget(i);
6737
6738   /* draw checkbutton gadgets */
6739   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6740     MapCheckbuttonGadget(i);
6741
6742   /* draw radiobutton gadgets */
6743   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6744     MapRadiobuttonGadget(i);
6745
6746   /* draw text input gadgets */
6747   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6748     MapTextInputGadget(i);
6749
6750   /* draw drawing area */
6751   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6752 }
6753
6754 static void DrawCustomContentArea()
6755 {
6756   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6757   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6758   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6759   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6760   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6761   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6762
6763   /* add distance for potential left text (without drawing area border) */
6764   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6765
6766   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6767
6768   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6769 }
6770
6771 static void DrawCustomChangeContentArea()
6772 {
6773   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6774   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6775   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6776   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6777   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6778   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6779
6780   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6781
6782   MapDrawingArea(id);
6783 }
6784
6785 static void DrawYamYamContentAreas()
6786 {
6787   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6788   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6789   int i;
6790
6791   /* display counter to choose number of element content areas */
6792   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6793
6794   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6795   {
6796     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6797
6798     if (i < level.num_yamyam_contents)
6799     {
6800       MapDrawingArea(id);
6801     }
6802     else
6803     {
6804       int font_height = getFontHeight(FONT_TEXT_1);
6805
6806       UnmapDrawingArea(id);
6807
6808       /* delete content areas in case of reducing number of them */
6809       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6810                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6811                      4 * MINI_TILEX,
6812                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6813     }
6814   }
6815
6816   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6817   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6818   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6819 }
6820
6821 static void DrawMagicBallContentAreas()
6822 {
6823   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6824   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6825   int i;
6826
6827   for (i = 0; i < NUM_MAGIC_BALL_CONTENTS; i++)
6828     MapDrawingArea(ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i);
6829
6830   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6831   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6832   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6833 }
6834
6835 static void DrawGroupElementArea(int element)
6836 {
6837   int num_elements = group_element_info.num_elements;
6838   int id = ED_DRAWING_ID_GROUP_CONTENT;
6839   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6840   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6841   int xsize = MAX_ELEMENTS_IN_GROUP;
6842   int ysize = 1;
6843
6844   if (drawingarea_info[id].text_left != NULL)
6845     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6846
6847   UnmapDrawingArea(id);
6848
6849   ModifyEditorDrawingArea(id, num_elements, 1);
6850
6851   /* delete content areas in case of reducing number of them */
6852   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6853
6854   MapDrawingArea(id);
6855 }
6856
6857 static void DrawEnvelopeTextArea(int envelope_nr)
6858 {
6859   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6860   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6861
6862   UnmapGadget(gi);
6863   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6864
6865   if (envelope_nr != -1)
6866     textarea_info[id].value = level.envelope_text[envelope_nr];
6867
6868   ModifyGadget(gi, GDI_AREA_SIZE,
6869                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6870                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6871                GDI_END);
6872
6873   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6874 }
6875
6876 char *getElementDescriptionFilename(int element)
6877 {
6878   char *docs_dir = options.docs_directory;
6879   char *elements_subdir = "elements";
6880   static char *filename = NULL;
6881   char basename[MAX_FILENAME_LEN];
6882
6883   checked_free(filename);
6884
6885   /* 1st try: look for element description file for exactly this element */
6886   sprintf(basename, "%s.txt", element_info[element].token_name);
6887   filename = getPath3(docs_dir, elements_subdir, basename);
6888   if (fileExists(filename))
6889     return filename;
6890
6891   free(filename);
6892
6893   /* 2nd try: look for element description file for this element's class */
6894   sprintf(basename, "%s.txt", element_info[element].class_name);
6895   filename = getPath3(docs_dir, elements_subdir, basename);
6896   if (fileExists(filename))
6897     return filename;
6898
6899   return NULL;
6900 }
6901
6902 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6903 {
6904   int font_height = getFontHeight(font_nr);
6905   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6906   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6907   int sx = SX + pad_x;
6908   int sy = SY + pad_y;
6909   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6910
6911   if (start_line >= max_lines_per_screen)
6912     return FALSE;
6913
6914   DrawText(sx, sy + start_line * font_height, text, font_nr);
6915
6916   return TRUE;
6917 }
6918
6919 #if 1
6920
6921 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6922 {
6923   int font_nr = FONT_TEXT_2;
6924   int font_width = getFontWidth(font_nr);
6925   int font_height = getFontHeight(font_nr);
6926   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6927   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6928   int sx = SX + pad_x;
6929   int sy = SY + pad_y + start_line * font_height;
6930   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6931   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6932
6933   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6934                           max_lines_per_screen);
6935 }
6936
6937 #else
6938
6939 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6940 {
6941   int font_nr = FONT_TEXT_2;
6942   int font_width = getFontWidth(font_nr);
6943   int font_height = getFontHeight(font_nr);
6944   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6945   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6946   int sx = SX + pad_x;
6947   int sy = SY + pad_y;
6948   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6949   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6950   int current_line = start_line;
6951   char line[MAX_LINE_LEN];
6952   char buffer[max_chars_per_line + 1];
6953   int buffer_len;
6954   FILE *file;
6955
6956   if (current_line >= max_lines_per_screen)
6957     return 0;
6958
6959   if (filename == NULL)
6960     return 0;
6961
6962   if (!(file = fopen(filename, MODE_READ)))
6963     return 0;
6964
6965   buffer[0] = '\0';
6966   buffer_len = 0;
6967
6968   while (!feof(file) && current_line < max_lines_per_screen)
6969   {
6970     char *line_ptr;
6971     boolean last_line_was_empty = TRUE;
6972
6973     /* read next line of input file */
6974     if (!fgets(line, MAX_LINE_LEN, file))
6975       break;
6976
6977     /* skip comments (lines directly beginning with '#') */
6978     if (line[0] == '#')
6979       continue;
6980
6981     /* cut trailing newline from input line */
6982     for (line_ptr = line; *line_ptr; line_ptr++)
6983     {
6984       if (*line_ptr == '\n' || *line_ptr == '\r')
6985       {
6986         *line_ptr = '\0';
6987         break;
6988       }
6989     }
6990
6991     if (strlen(line) == 0)              /* special case: force empty line */
6992       strcpy(line, "\n");
6993
6994     line_ptr = line;
6995
6996     while (*line_ptr && current_line < max_lines_per_screen)
6997     {
6998       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
6999                                                  buffer, &buffer_len,
7000                                                  last_line_was_empty,
7001                                                  max_chars_per_line);
7002       if (buffer_filled)
7003       {
7004         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
7005         current_line++;
7006
7007         last_line_was_empty = (buffer_len == 0);
7008
7009         buffer[0] = '\0';
7010         buffer_len = 0;
7011       }
7012     }
7013   }
7014
7015   fclose(file);
7016
7017   if (buffer_len > 0 && current_line < max_lines_per_screen)
7018   {
7019     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
7020     current_line++;
7021   }
7022
7023   return (current_line - start_line);
7024 }
7025
7026 #endif
7027
7028 static void DrawPropertiesTabulatorGadgets()
7029 {
7030   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
7031   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
7032   int gd_x = gd->x + gd_gi->border.width / 2;
7033   int gd_y = gd->y + gd_gi->height - 1;
7034   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
7035   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
7036   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
7037   int max_tabs = 4;
7038   int i;
7039
7040   /* draw additional "advanced" tabulator for custom elements */
7041   if (IS_CUSTOM_ELEMENT(properties_element))
7042     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
7043
7044   for (i = id_first; i <= id_last; i++)
7045   {
7046     int gadget_id = textbutton_info[i].gadget_id;
7047     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7048     boolean active = (i != edit_mode_properties);
7049
7050     /* use "config 1" and "config 2" instead of "config" */
7051     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
7052         IS_CUSTOM_ELEMENT(properties_element))
7053       continue;
7054
7055     /* draw background line below tabulator button */
7056     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
7057
7058     /* draw solid line below inactive tabulator buttons */
7059     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
7060       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
7061
7062     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
7063     MapTextbuttonGadget(i);
7064   }
7065
7066   /* draw little border line below tabulator buttons */
7067   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7068     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
7069                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
7070                   ED_GADGET_DISTANCE, tab_color);
7071 }
7072
7073 static void DrawPropertiesInfo()
7074 {
7075   static struct
7076   {
7077     int value;
7078     char *text;
7079   }
7080   properties[] =
7081   {
7082     /* configurable properties */
7083
7084     { EP_WALKABLE_OVER,         "- player can walk over it"             },
7085     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
7086     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
7087     { EP_PASSABLE_OVER,         "- player can pass over it"             },
7088     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
7089     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
7090     { EP_PROTECTED,             "- player is protected by it"           },
7091
7092     { EP_DIGGABLE,              "- can be digged away"                  },
7093     { EP_COLLECTIBLE,           "- can be collected"                    },
7094     { EP_DROPPABLE,             "- can be dropped after collecting"     },
7095     { EP_THROWABLE,             "- can be thrown after collecting"      },
7096     { EP_PUSHABLE,              "- can be pushed"                       },
7097
7098     { EP_CAN_FALL,              "- can fall"                            },
7099     { EP_CAN_MOVE,              "- can move"                            },
7100
7101     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
7102 #if 0
7103     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
7104 #endif
7105     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
7106
7107     { EP_SLIPPERY,              "- slippery for falling elements"       },
7108     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
7109
7110     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
7111     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
7112     { EP_DONT_TOUCH,            "- deadly when touching"                },
7113
7114     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
7115
7116     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
7117     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
7118     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
7119
7120     { EP_CAN_CHANGE,            "- can change to other element"         },
7121
7122     /* pre-defined properties */
7123     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
7124     { EP_SWITCHABLE,            "- can be switched"                     },
7125     { EP_HAS_CONTENT,           "- can contain other elements"          },
7126
7127     { -1,                       NULL                                    }
7128   };
7129   char *filename = getElementDescriptionFilename(properties_element);
7130   char *percentage_text = "In this level:";
7131   char *properties_text = "Standard properties:";
7132   float percentage;
7133   int num_elements_in_level;
7134   int num_standard_properties = 0;
7135   int font1_nr = FONT_TEXT_1;
7136   int font2_nr = FONT_TEXT_2;
7137   int font1_width = getFontWidth(font1_nr);
7138   int font2_height = getFontHeight(font2_nr);
7139   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7140   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7141   int screen_line = 0;
7142   int i, x, y;
7143
7144 #if DEBUG
7145   if (IS_CUSTOM_ELEMENT(properties_element))
7146   {
7147     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7148               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
7149     screen_line++;
7150   }
7151   else if (IS_GROUP_ELEMENT(properties_element))
7152   {
7153     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7154               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
7155     screen_line++;
7156   }
7157 #endif
7158
7159   /* ----- print number of elements / percentage of this element in level */
7160
7161   num_elements_in_level = 0;
7162   for (y = 0; y < lev_fieldy; y++)
7163     for (x = 0; x < lev_fieldx; x++)
7164       if (Feld[x][y] == properties_element)
7165         num_elements_in_level++;
7166   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
7167
7168   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
7169             percentage_text);
7170   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
7171             pad_y + screen_line++ * font2_height, font2_nr,
7172             "%d (%.2f%%)", num_elements_in_level, percentage);
7173
7174   screen_line++;
7175
7176   /* ----- print standard properties of this element */
7177
7178   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
7179             properties_text);
7180
7181   for (i = 0; properties[i].value != -1; i++)
7182   {
7183     if (!HAS_PROPERTY(properties_element, properties[i].value))
7184       continue;
7185
7186     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
7187               properties[i].text);
7188     num_standard_properties++;
7189   }
7190
7191   if (num_standard_properties == 0)
7192     DrawTextS(pad_x + strlen(properties_text) * font1_width,
7193               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
7194
7195   screen_line++;
7196
7197   /* ----- print special description of this element */
7198
7199   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
7200   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
7201     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
7202 }
7203
7204 #define TEXT_COLLECTING         "Score for collecting"
7205 #define TEXT_SMASHING           "Score for smashing"
7206 #define TEXT_SLURPING           "Score for slurping"
7207 #define TEXT_CRACKING           "Score for cracking"
7208 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
7209 #define TEXT_DURATION           "Duration when activated"
7210 #define TEXT_BALL_DELAY         "Element generation delay"
7211 #define TEXT_MOVE_SPEED         "Speed of android moving"
7212 #define TEXT_CLONE_SPEED        "Speed of android cloning"
7213
7214 static struct
7215 {
7216   int element;
7217   int *value;
7218   char *text;
7219 } elements_with_counter[] =
7220 {
7221   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
7222   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
7223   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7224   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7225   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7226   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7227   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
7228   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
7229   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
7230   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
7231   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
7232   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
7233   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
7234   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
7235   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
7236   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
7237   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
7238   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
7239   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
7240   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
7241   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7242   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7243   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7244   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7245   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7246   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7247   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7248   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7249   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7250   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7251   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7252   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7253   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7254   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
7255   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
7256   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
7257   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
7258   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7259   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7260   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
7261   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
7262   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
7263   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7264   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7265   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7266   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7267   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
7268   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
7269   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
7270   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
7271   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
7272 #if 1
7273   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
7274   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
7275   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
7276   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
7277 #else
7278   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7279   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7280   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7281   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7282 #endif
7283   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
7284   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
7285   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
7286   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
7287   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7288   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7289   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7290   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7291   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
7292   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
7293
7294 #if 1
7295   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
7296   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
7297   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
7298   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
7299   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
7300   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
7301   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
7302   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
7303 #endif
7304
7305   { -1,                 NULL,                           NULL            }
7306 };
7307
7308 static boolean checkPropertiesConfig(int element)
7309 {
7310   int i;
7311
7312   if (IS_GEM(element) ||
7313       IS_CUSTOM_ELEMENT(element) ||
7314       IS_GROUP_ELEMENT(element) ||
7315       IS_ENVELOPE(element) ||
7316       ELEM_IS_PLAYER(element) ||
7317       HAS_CONTENT(element) ||
7318       CAN_GROW(element) ||
7319       COULD_MOVE_INTO_ACID(element) ||
7320       MAYBE_DONT_COLLIDE_WITH(element))
7321     return TRUE;
7322   else
7323     for (i = 0; elements_with_counter[i].element != -1; i++)
7324       if (elements_with_counter[i].element == element)
7325         return TRUE;
7326
7327   return FALSE;
7328 }
7329
7330 static void DrawPropertiesConfig()
7331 {
7332   int max_num_element_counters = 2;
7333   int num_element_counters = 0;
7334   int i;
7335
7336   if (!checkPropertiesConfig(properties_element))
7337   {
7338     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
7339
7340     return;
7341   }
7342
7343   /* check if there are elements where a value can be chosen for */
7344   for (i = 0; elements_with_counter[i].element != -1; i++)
7345   {
7346     if (elements_with_counter[i].element == properties_element)
7347     {
7348       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
7349
7350       counterbutton_info[counter_id].y =
7351         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
7352                          (CAN_GROW(properties_element) ? 1 : 0) +
7353                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
7354                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
7355                          num_element_counters);
7356
7357       counterbutton_info[counter_id].value = elements_with_counter[i].value;
7358       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
7359
7360       /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
7361       counterbutton_info[counter_id].min_value = MIN_SCORE;
7362       counterbutton_info[counter_id].max_value = MAX_SCORE;
7363
7364       MapCounterButtons(counter_id);
7365
7366       num_element_counters++;
7367       if (num_element_counters >= max_num_element_counters)
7368         break;
7369     }
7370   }
7371
7372   if (HAS_CONTENT(properties_element))
7373   {
7374     /* draw stickybutton gadget */
7375     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7376
7377     if (IS_AMOEBOID(properties_element))
7378       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7379     else if (properties_element == EL_YAMYAM)
7380       DrawYamYamContentAreas();
7381   }
7382
7383   if (properties_element == EL_EMC_MAGIC_BALL)
7384     DrawMagicBallContentAreas();
7385
7386   if (ELEM_IS_PLAYER(properties_element))
7387   {
7388     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7389     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7390                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7391                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7392     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7393     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7394     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7395   }
7396
7397   if (IS_GEM(properties_element))
7398     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7399
7400   if (COULD_MOVE_INTO_ACID(properties_element) &&
7401       !ELEM_IS_PLAYER(properties_element) &&
7402       (!IS_CUSTOM_ELEMENT(properties_element) ||
7403        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7404   {
7405     /* set position for checkbutton for "can move into acid" */
7406     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7407       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7408     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7409       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7410                        HAS_CONTENT(properties_element) ? 1 : 0);
7411
7412     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7413   }
7414
7415   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7416     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7417
7418   if (properties_element == EL_SPRING)
7419     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7420
7421   if (CAN_GROW(properties_element))
7422   {
7423     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7424       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7425
7426     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7427   }
7428
7429   if (IS_ENVELOPE(properties_element))
7430   {
7431     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7432     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7433     int envelope_nr = properties_element - EL_ENVELOPE_1;
7434
7435     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7436     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7437
7438     /* display counter to choose size of envelope text area */
7439     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7440     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7441
7442     DrawEnvelopeTextArea(envelope_nr);
7443   }
7444
7445   if (IS_CUSTOM_ELEMENT(properties_element))
7446   {
7447     /* draw stickybutton gadget */
7448     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7449
7450     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7451     {
7452       /* draw checkbutton gadgets */
7453       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7454            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7455         MapCheckbuttonGadget(i);
7456
7457       /* draw counter gadgets */
7458       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7459            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7460         MapCounterButtons(i);
7461
7462       /* draw selectbox gadgets */
7463       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7464            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7465         MapSelectboxGadget(i);
7466
7467       /* draw textbutton gadgets */
7468       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7469
7470       /* draw text input gadgets */
7471       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7472
7473       /* draw drawing area gadgets */
7474       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7475     }
7476     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7477     {
7478       /* draw checkbutton gadgets */
7479       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7480            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7481         MapCheckbuttonGadget(i);
7482
7483       /* draw counter gadgets */
7484       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7485            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7486         MapCounterButtons(i);
7487
7488       /* draw selectbox gadgets */
7489       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7490            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7491         MapSelectboxGadget(i);
7492
7493       /* draw drawing area gadgets */
7494       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7495       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7496       DrawCustomContentArea();
7497     }
7498   }
7499   else if (IS_GROUP_ELEMENT(properties_element))
7500   {
7501     /* draw stickybutton gadget */
7502     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7503
7504     /* draw checkbutton gadgets */
7505     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7506     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7507
7508     /* draw counter gadgets */
7509     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7510
7511     /* draw selectbox gadgets */
7512     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7513
7514     /* draw textbutton gadgets */
7515     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7516
7517     /* draw drawing area gadgets */
7518     DrawGroupElementArea(properties_element);
7519
7520     /* draw text input gadgets */
7521     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7522
7523     /* draw drawing area gadgets */
7524     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7525   }
7526 }
7527
7528 static void DrawPropertiesChangeDrawingAreas()
7529 {
7530   if (IS_CUSTOM_ELEMENT(properties_element))
7531   {
7532     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7533     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7534
7535     DrawCustomChangeContentArea();
7536   }
7537
7538   redraw_mask |= REDRAW_FIELD;
7539 }
7540
7541 static void DrawPropertiesChange()
7542 {
7543   int i;
7544
7545   /* draw stickybutton gadget */
7546   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7547
7548   /* draw checkbutton gadgets */
7549   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7550        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7551     MapCheckbuttonGadget(i);
7552
7553   /* draw counter gadgets */
7554   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7555        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7556     MapCounterButtons(i);
7557
7558   /* draw selectbox gadgets */
7559   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7560        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7561     MapSelectboxGadget(i);
7562
7563   /* draw textbutton gadgets */
7564   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7565        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7566     MapTextbuttonGadget(i);
7567
7568   /* draw graphicbutton gadgets */
7569   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7570        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7571     MapGraphicbuttonGadget(i);
7572
7573   /* draw drawing area gadgets */
7574   DrawPropertiesChangeDrawingAreas();
7575 }
7576
7577 static void DrawElementName(int x, int y, int element)
7578 {
7579   char *element_name = getElementInfoText(element);
7580   int font_nr = FONT_TEXT_1;
7581   int font_width = getFontWidth(font_nr);
7582   int font_height = getFontHeight(font_nr);
7583   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7584   int max_chars_per_line = max_text_width / font_width;
7585   char buffer[max_chars_per_line + 1];
7586
7587   if (strlen(element_name) <= max_chars_per_line)
7588     DrawTextS(x, y, font_nr, element_name);
7589   else
7590   {
7591     int next_pos = max_chars_per_line;
7592
7593     strncpy(buffer, element_name, max_chars_per_line);
7594     buffer[max_chars_per_line] = '\0';
7595
7596     if (element_name[max_chars_per_line] == ' ')
7597       next_pos++;
7598     else
7599     {
7600       int i;
7601
7602       for (i = max_chars_per_line - 1; i >= 0; i--)
7603         if (buffer[i] == ' ')
7604           break;
7605
7606       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7607       {
7608         buffer[i] = '\0';
7609         next_pos = i + 1;
7610       }
7611     }
7612
7613     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7614
7615     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7616     buffer[max_chars_per_line] = '\0';
7617
7618     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7619   }
7620 }
7621
7622 static void DrawPropertiesWindow()
7623 {
7624   int xstart = 2;
7625   int ystart = 4;
7626
7627   stick_element_properties_window = FALSE;
7628
7629   /* make sure that previous properties edit mode exists for this element */
7630   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7631       !IS_CUSTOM_ELEMENT(properties_element))
7632     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7633
7634   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7635       IS_CUSTOM_ELEMENT(properties_element))
7636     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7637
7638   CopyElementPropertiesToEditor(properties_element);
7639
7640   UnmapLevelEditorWindowGadgets();
7641   UnmapLevelEditorToolboxDrawingGadgets();
7642   UnmapLevelEditorToolboxCustomGadgets();
7643
7644   if (IS_CUSTOM_ELEMENT(properties_element) ||
7645       IS_GROUP_ELEMENT(properties_element))
7646     MapLevelEditorToolboxCustomGadgets();
7647
7648   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7649   ClearWindow();
7650
7651   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7652            "Element Settings", FONT_TITLE_1);
7653
7654   DrawElementBorder(SX + xstart * MINI_TILEX,
7655                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7656                     TILEX, TILEY, FALSE);
7657   DrawGraphicAnimationExt(drawto,
7658                           SX + xstart * MINI_TILEX,
7659                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7660                           el2img(properties_element), -1, NO_MASKING);
7661
7662   FrameCounter = 0;     /* restart animation frame counter */
7663
7664   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7665                   properties_element);
7666
7667   DrawPropertiesTabulatorGadgets();
7668
7669   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7670     DrawPropertiesInfo();
7671   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7672     DrawPropertiesChange();
7673   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7674     DrawPropertiesConfig();
7675 }
7676
7677 static void UpdateCustomElementGraphicGadgets()
7678 {
7679   int i;
7680
7681   ModifyEditorElementList();
7682   RedrawDrawingElements();
7683
7684   /* force redraw of all mapped drawing area gadgets */
7685   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7686   {
7687     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7688
7689     if (gi->mapped)
7690       MapDrawingArea(i);
7691   }
7692 }
7693
7694 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7695 {
7696   int lx = sx + level_xpos;
7697   int ly = sy + level_ypos;
7698
7699   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7700
7701   if (change_level)
7702     Feld[lx][ly] = element;
7703 }
7704
7705 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7706                      int element, boolean change_level)
7707 {
7708   if (from_y == to_y)                   /* horizontal line */
7709   {
7710     int x;
7711     int y = from_y;
7712
7713     if (from_x > to_x)
7714       swap_numbers(&from_x, &to_x);
7715
7716     for (x = from_x; x <= to_x; x++)
7717       DrawLineElement(x, y, element, change_level);
7718   }
7719   else if (from_x == to_x)              /* vertical line */
7720   {
7721     int x = from_x;
7722     int y;
7723
7724     if (from_y > to_y)
7725       swap_numbers(&from_y, &to_y);
7726
7727     for (y = from_y; y <= to_y; y++)
7728       DrawLineElement(x, y, element, change_level);
7729   }
7730   else                                  /* diagonal line */
7731   {
7732     int len_x = ABS(to_x - from_x);
7733     int len_y = ABS(to_y - from_y);
7734     int x, y;
7735
7736     if (len_y < len_x)                  /* a < 1 */
7737     {
7738       float a = (float)len_y / (float)len_x;
7739
7740       if (from_x > to_x)
7741         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7742
7743       for (x = 0; x <= len_x; x++)
7744       {
7745         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7746         DrawLineElement(from_x + x, from_y + y, element, change_level);
7747       }
7748     }
7749     else                                /* a >= 1 */
7750     {
7751       float a = (float)len_x / (float)len_y;
7752
7753       if (from_y > to_y)
7754         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7755
7756       for (y = 0; y <= len_y; y++)
7757       {
7758         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7759         DrawLineElement(from_x + x, from_y + y, element, change_level);
7760       }
7761     }
7762   }
7763 }
7764
7765 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7766                     int element, boolean change_level)
7767 {
7768   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7769   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7770   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7771   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7772 }
7773
7774 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7775                           int element, boolean change_level)
7776 {
7777   int y;
7778
7779   if (from_y > to_y)
7780     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7781
7782   for (y = from_y; y <= to_y; y++)
7783     DrawLine(from_x, y, to_x, y, element, change_level);
7784 }
7785
7786 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7787                        int element, boolean change_level)
7788 {
7789   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7790   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7791   int len_x = ABS(to_x - from_x);
7792   int len_y = ABS(to_y - from_y);
7793   int radius, x, y;
7794
7795   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7796
7797   /* not optimal (some points get drawn twice) but simple,
7798      and fast enough for the few points we are drawing */
7799
7800   for (x = 0; x <= radius; x++)
7801   {
7802     int sx, sy, lx, ly;
7803
7804     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7805
7806     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7807     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7808     lx = sx + level_xpos;
7809     ly = sy + level_ypos;
7810
7811     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7812       DrawLineElement(sx, sy, element, change_level);
7813   }
7814
7815   for (y = 0; y <= radius; y++)
7816   {
7817     int sx, sy, lx, ly;
7818
7819     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7820
7821     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7822     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7823     lx = sx + level_xpos;
7824     ly = sy + level_ypos;
7825
7826     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7827       DrawLineElement(sx, sy, element, change_level);
7828   }
7829 }
7830
7831 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7832                     int element, boolean change_level)
7833 {
7834   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7835   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7836
7837   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7838 }
7839
7840 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7841 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7842 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7843                        int element, boolean change_level)
7844 {
7845   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7846   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7847   int mirror_to_x2 = from_x - (to_x2 - from_x);
7848   int mirror_to_y2 = from_y - (to_y2 - from_y);
7849
7850   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7851   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7852   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7853   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7854 }
7855 #endif
7856
7857 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7858 {
7859   int from_sx, from_sy;
7860   int to_sx, to_sy;
7861
7862   if (from_x > to_x)
7863     swap_numbers(&from_x, &to_x);
7864
7865   if (from_y > to_y)
7866     swap_numbers(&from_y, &to_y);
7867
7868   from_sx = SX + from_x * MINI_TILEX;
7869   from_sy = SY + from_y * MINI_TILEY;
7870   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7871   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7872
7873   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7874   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7875   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7876   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7877
7878   if (from_x == to_x && from_y == to_y)
7879     MarkTileDirty(from_x/2, from_y/2);
7880   else
7881     redraw_mask |= REDRAW_FIELD;
7882 }
7883
7884 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7885                        int element, boolean change_level)
7886 {
7887   if (element == -1 || change_level)
7888     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7889   else
7890     DrawAreaBorder(from_x, from_y, to_x, to_y);
7891 }
7892
7893 /* values for CopyBrushExt() */
7894 #define CB_AREA_TO_BRUSH        0
7895 #define CB_BRUSH_TO_CURSOR      1
7896 #define CB_BRUSH_TO_LEVEL       2
7897 #define CB_DELETE_OLD_CURSOR    3
7898 #define CB_DUMP_BRUSH           4
7899
7900 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7901                          int button, int mode)
7902 {
7903   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7904   static int brush_width, brush_height;
7905   static int last_cursor_x = -1, last_cursor_y = -1;
7906   static boolean delete_old_brush;
7907   int new_element = BUTTON_ELEMENT(button);
7908   int x, y;
7909
7910   if (mode == CB_DUMP_BRUSH)
7911   {
7912     if (!draw_with_brush)
7913     {
7914       Error(ERR_WARN, "no brush selected");
7915
7916       return;
7917     }
7918
7919     for (y = 0; y < brush_height; y++)
7920     {
7921       for (x = 0; x < brush_width; x++)
7922       {
7923         int element = brush_buffer[x][y];
7924         int element_mapped = element;
7925
7926 #if 0
7927         char *element_string = "?";
7928         int k;
7929
7930         for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
7931         {
7932           if (forum_sketch_element_mapping[k].element == element)
7933           {
7934             element_mapped = forum_sketch_element_mapping[k].element_mapped;
7935             break;
7936           }
7937         }
7938
7939         if (IS_CUSTOM_ELEMENT(element))
7940           element_mapped = EL_CUSTOM_1;
7941
7942         for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
7943         {
7944           if (forum_sketch_element_strings[k].element == element_mapped)
7945           {
7946             element_string = forum_sketch_element_strings[k].element_string;
7947             break;
7948           }
7949         }
7950
7951         printf("`%s", element_string);
7952
7953 #else
7954
7955         if (IS_CUSTOM_ELEMENT(element))
7956           element_mapped = EL_CUSTOM_START;
7957         else if (element > EL_ENVELOPE_4)
7958           element_mapped = EL_CHAR_QUESTION;    /* change to EL_UNKNOWN ... */
7959
7960         printf("`%03d", element_mapped);
7961 #endif
7962       }
7963
7964       printf("\n");
7965     }
7966
7967     return;
7968   }
7969
7970   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7971     return;
7972
7973   if (mode == CB_AREA_TO_BRUSH)
7974   {
7975     int from_lx, from_ly;
7976
7977     if (from_x > to_x)
7978       swap_numbers(&from_x, &to_x);
7979
7980     if (from_y > to_y)
7981       swap_numbers(&from_y, &to_y);
7982
7983     brush_width = to_x - from_x + 1;
7984     brush_height = to_y - from_y + 1;
7985
7986     from_lx = from_x + level_xpos;
7987     from_ly = from_y + level_ypos;
7988
7989     for (y = 0; y < brush_height; y++)
7990     {
7991       for (x=0; x < brush_width; x++)
7992       {
7993         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7994
7995         if (button != 1)
7996           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7997       }
7998     }
7999
8000     if (button != 1)
8001       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8002
8003     delete_old_brush = FALSE;
8004   }
8005   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
8006            mode == CB_BRUSH_TO_LEVEL)
8007   {
8008     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
8009     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
8010     int cursor_from_x = cursor_x - brush_width / 2;
8011     int cursor_from_y = cursor_y - brush_height / 2;
8012     int border_from_x = cursor_x, border_from_y = cursor_y;
8013     int border_to_x = cursor_x, border_to_y = cursor_y;
8014
8015     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
8016       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
8017
8018     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
8019         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
8020     {
8021       delete_old_brush = FALSE;
8022       return;
8023     }
8024
8025     for (y = 0; y < brush_height; y++)
8026     {
8027       for (x = 0; x < brush_width; x++)
8028       {
8029         int sx = cursor_from_x + x;
8030         int sy = cursor_from_y + y;
8031         int lx = sx + level_xpos;
8032         int ly = sy + level_ypos;
8033         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
8034         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
8035                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
8036                        brush_buffer[x][y] : new_element);
8037
8038         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
8039         {
8040           if (sx < border_from_x)
8041             border_from_x = sx;
8042           else if (sx > border_to_x)
8043             border_to_x = sx;
8044           if (sy < border_from_y)
8045             border_from_y = sy;
8046           else if (sy > border_to_y)
8047             border_to_y = sy;
8048
8049           DrawLineElement(sx, sy, element, change_level);
8050         }
8051       }
8052     }
8053
8054     if (mode != CB_DELETE_OLD_CURSOR)
8055       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
8056
8057     last_cursor_x = cursor_x;
8058     last_cursor_y = cursor_y;
8059     delete_old_brush = TRUE;
8060   }
8061 }
8062
8063 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
8064                             int button)
8065 {
8066   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
8067 }
8068
8069 static void CopyBrushToLevel(int x, int y, int button)
8070 {
8071   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
8072 }
8073
8074 static void CopyBrushToCursor(int x, int y)
8075 {
8076   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
8077 }
8078
8079 static void DeleteBrushFromCursor()
8080 {
8081   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
8082 }
8083
8084 void DumpBrush()
8085 {
8086   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
8087 }
8088
8089 static void FloodFill(int from_x, int from_y, int fill_element)
8090 {
8091   int i,x,y;
8092   int old_element;
8093   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
8094   static int safety = 0;
8095
8096   /* check if starting field still has the desired content */
8097   if (Feld[from_x][from_y] == fill_element)
8098     return;
8099
8100   safety++;
8101
8102   if (safety > lev_fieldx*lev_fieldy)
8103     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
8104
8105   old_element = Feld[from_x][from_y];
8106   Feld[from_x][from_y] = fill_element;
8107
8108   for (i = 0; i < 4; i++)
8109   {
8110     x = from_x + check[i][0];
8111     y = from_y + check[i][1];
8112
8113     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
8114       FloodFill(x, y, fill_element);
8115   }
8116
8117   safety--;
8118 }
8119
8120 /* values for DrawLevelText() modes */
8121 #define TEXT_INIT               0
8122 #define TEXT_SETCURSOR          1
8123 #define TEXT_WRITECHAR          2
8124 #define TEXT_BACKSPACE          3
8125 #define TEXT_NEWLINE            4
8126 #define TEXT_END                5
8127 #define TEXT_QUERY_TYPING       6
8128
8129 static int DrawLevelText(int sx, int sy, char letter, int mode)
8130 {
8131   static short delete_buffer[MAX_LEV_FIELDX];
8132   static int start_sx, start_sy;
8133   static int last_sx, last_sy;
8134   static boolean typing = FALSE;
8135   int letter_element = EL_CHAR_ASCII0 + letter;
8136   int lx = 0, ly = 0;
8137
8138   /* map lower case letters to upper case and convert special characters */
8139   if (letter >= 'a' && letter <= 'z')
8140     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
8141   else if (letter == 'ä' || letter == 'Ä')
8142     letter_element = EL_CHAR_AUMLAUT;
8143   else if (letter == 'ö' || letter == 'Ö')
8144     letter_element = EL_CHAR_OUMLAUT;
8145   else if (letter == 'ü' || letter == 'Ü')
8146     letter_element = EL_CHAR_UUMLAUT;
8147   else if (letter == '^')
8148     letter_element = EL_CHAR_COPYRIGHT;
8149   else
8150     letter_element = EL_CHAR_ASCII0 + letter;
8151
8152   if (mode != TEXT_INIT)
8153   {
8154     if (!typing)
8155       return FALSE;
8156
8157     if (mode != TEXT_SETCURSOR)
8158     {
8159       sx = last_sx;
8160       sy = last_sy;
8161     }
8162
8163     lx = last_sx + level_xpos;
8164     ly = last_sy + level_ypos;
8165   }
8166
8167   switch (mode)
8168   {
8169     case TEXT_INIT:
8170       if (typing)
8171         DrawLevelText(0, 0, 0, TEXT_END);
8172
8173       typing = TRUE;
8174       start_sx = last_sx = sx;
8175       start_sy = last_sy = sy;
8176       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
8177       break;
8178
8179     case TEXT_SETCURSOR:
8180       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
8181       DrawAreaBorder(sx, sy, sx, sy);
8182       last_sx = sx;
8183       last_sy = sy;
8184       break;
8185
8186     case TEXT_WRITECHAR:
8187       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
8188       {
8189         delete_buffer[sx - start_sx] = Feld[lx][ly];
8190         Feld[lx][ly] = letter_element;
8191
8192         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
8193           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
8194         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
8195           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8196         else
8197           DrawLevelText(0, 0, 0, TEXT_END);
8198
8199         level.changed = TRUE;
8200       }
8201       break;
8202
8203     case TEXT_BACKSPACE:
8204       if (sx > start_sx)
8205       {
8206         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
8207         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
8208         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
8209       }
8210       break;
8211
8212     case TEXT_NEWLINE:
8213       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
8214         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8215       else
8216         DrawLevelText(0, 0, 0, TEXT_END);
8217       break;
8218
8219     case TEXT_END:
8220       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8221       DrawMiniElement(sx, sy, Feld[lx][ly]);
8222       typing = FALSE;
8223       break;
8224
8225     case TEXT_QUERY_TYPING:
8226       break;
8227
8228     default:
8229       break;
8230   }
8231
8232   return typing;
8233 }
8234
8235 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
8236                           int element, boolean change_level)
8237 {
8238   int lx = sx + level_xpos;
8239   int ly = sy + level_ypos;
8240
8241   if (element == -1)
8242     DrawMiniElement(sx, sy, Feld[lx][ly]);
8243   else
8244     DrawAreaBorder(sx, sy, sx, sy);
8245 }
8246
8247 static void CopyLevelToUndoBuffer(int mode)
8248 {
8249   static boolean accumulated_undo = FALSE;
8250   boolean new_undo_buffer_position = TRUE;
8251   int last_border_element;
8252   int x, y;
8253
8254   switch (mode)
8255   {
8256     case UNDO_IMMEDIATE:
8257       accumulated_undo = FALSE;
8258       break;
8259
8260     case UNDO_ACCUMULATE:
8261       if (accumulated_undo)
8262         new_undo_buffer_position = FALSE;
8263       accumulated_undo = TRUE;
8264       break;
8265
8266     default:
8267       break;
8268   }
8269
8270   if (new_undo_buffer_position)
8271   {
8272     /* new position in undo buffer ring */
8273     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
8274
8275     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
8276       undo_buffer_steps++;
8277   }
8278
8279   for (x = 0; x < lev_fieldx; x++)
8280     for (y = 0; y < lev_fieldy; y++)
8281       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
8282
8283   /* check if drawing operation forces change of border style */
8284   last_border_element = BorderElement;
8285   SetBorderElement();
8286   if (BorderElement != last_border_element)
8287     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8288
8289   level.changed = TRUE;
8290 }
8291
8292 static void RandomPlacement(int new_element)
8293 {
8294   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
8295   int num_free_positions = 0;
8296   int num_percentage, num_elements;
8297   int x, y;
8298
8299   /* determine number of free positions for randomly placing the new element */
8300   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
8301   {
8302     free_position[x][y] =
8303       (random_placement_background_restricted ?
8304        Feld[x][y] == random_placement_background_element :
8305        Feld[x][y] != new_element);
8306
8307     if (free_position[x][y])
8308       num_free_positions++;
8309   }
8310
8311   /* determine number of new elements to place there */
8312   num_percentage = num_free_positions * random_placement_value / 100;
8313   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
8314                   num_percentage : random_placement_value);
8315
8316   /* if less free positions than elements to place, fill all these positions */
8317   if (num_free_positions < num_elements)
8318   {
8319     for (x = 0; x < lev_fieldx; x++)
8320       for (y = 0; y < lev_fieldy; y++)
8321         if (free_position[x][y])
8322           Feld[x][y] = new_element;
8323   }
8324   else
8325   {
8326     while (num_elements > 0)
8327     {
8328       x = RND(lev_fieldx);
8329       y = RND(lev_fieldy);
8330
8331       /* don't place element at the same position twice */
8332       if (free_position[x][y])
8333       {
8334         free_position[x][y] = FALSE;
8335         Feld[x][y] = new_element;
8336         num_elements--;
8337       }
8338     }
8339   }
8340
8341   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8342   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8343 }
8344
8345 void WrapLevel(int dx, int dy)
8346 {
8347   int wrap_dx = lev_fieldx - dx;
8348   int wrap_dy = lev_fieldy - dy;
8349   int x, y;
8350
8351   for (x = 0; x < lev_fieldx; x++)
8352     for (y = 0; y < lev_fieldy; y++)
8353       FieldBackup[x][y] = Feld[x][y];
8354
8355   for (x = 0; x < lev_fieldx; x++)
8356     for (y = 0; y < lev_fieldy; y++)
8357       Feld[x][y] =
8358         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
8359
8360   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8361   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
8362 }
8363
8364 static void HandleDrawingAreas(struct GadgetInfo *gi)
8365 {
8366   static boolean started_inside_drawing_area = FALSE;
8367   int id = gi->custom_id;
8368   boolean button_press_event;
8369   boolean button_release_event;
8370   boolean inside_drawing_area = !gi->event.off_borders;
8371   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
8372   int actual_drawing_function;
8373   int button = gi->event.button;
8374   int new_element = BUTTON_ELEMENT(button);
8375   int sx = gi->event.x, sy = gi->event.y;
8376   int min_sx = 0, min_sy = 0;
8377   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
8378   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
8379   int lx = 0, ly = 0;
8380   int min_lx = 0, min_ly = 0;
8381   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8382   int x, y;
8383
8384   /* handle info callback for each invocation of action callback */
8385   gi->callback_info(gi);
8386
8387   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8388   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8389
8390   /* make sure to stay inside drawing area boundaries */
8391   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8392   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8393
8394   if (draw_level)
8395   {
8396     /* get positions inside level field */
8397     lx = sx + level_xpos;
8398     ly = sy + level_ypos;
8399
8400     if (!IN_LEV_FIELD(lx, ly))
8401       inside_drawing_area = FALSE;
8402
8403     /* make sure to stay inside level field boundaries */
8404     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8405     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8406
8407     /* correct drawing area positions accordingly */
8408     sx = lx - level_xpos;
8409     sy = ly - level_ypos;
8410   }
8411
8412   if (button_press_event)
8413     started_inside_drawing_area = inside_drawing_area;
8414
8415   if (!started_inside_drawing_area)
8416     return;
8417
8418   if (!button && !button_release_event)
8419     return;
8420
8421   /* automatically switch to 'single item' drawing mode, if needed */
8422   actual_drawing_function =
8423     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8424      drawing_function : GADGET_ID_SINGLE_ITEMS);
8425
8426   /* clicking into drawing area with pressed Control key picks element */
8427   if (GetKeyModState() & KMOD_Control)
8428   {
8429     last_drawing_function = drawing_function;
8430     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8431   }
8432
8433   switch (actual_drawing_function)
8434   {
8435     case GADGET_ID_SINGLE_ITEMS:
8436       if (draw_level)
8437       {
8438         if (button_release_event)
8439         {
8440           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8441
8442           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8443               !inside_drawing_area)
8444             DeleteBrushFromCursor();
8445         }
8446
8447         if (!button)
8448           break;
8449
8450         if (draw_with_brush)
8451         {
8452           if (!button_release_event)
8453             CopyBrushToLevel(sx, sy, button);
8454         }
8455         else if (new_element != Feld[lx][ly])
8456         {
8457           if (new_element == EL_PLAYER_1)
8458           {
8459             /* remove player at old position */
8460             for (y = 0; y < lev_fieldy; y++)
8461             {
8462               for (x = 0; x < lev_fieldx; x++)
8463               {
8464                 if (Feld[x][y] == EL_PLAYER_1)
8465                 {
8466                   Feld[x][y] = EL_EMPTY;
8467                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8468                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8469                     DrawMiniElement(x - level_xpos, y - level_ypos,
8470                                     EL_EMPTY);
8471                 }
8472               }
8473             }
8474           }
8475
8476           Feld[lx][ly] = new_element;
8477           DrawMiniElement(sx, sy, new_element);
8478         }
8479       }
8480       else
8481       {
8482         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8483           DrawMiniGraphicExt(drawto,
8484                              gi->x + sx * MINI_TILEX,
8485                              gi->y + sy * MINI_TILEY,
8486                              el2edimg(new_element));
8487         else
8488           DrawGraphicExt(drawto,
8489                          gi->x + sx * TILEX,
8490                          gi->y + sy * TILEY,
8491                          el2img(new_element), 0);
8492
8493         if (id == GADGET_ID_AMOEBA_CONTENT)
8494           level.amoeba_content = new_element;
8495         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8496         {
8497           new_element = GFX_ELEMENT(new_element);
8498           custom_element.gfx_element = new_element;
8499
8500           CopyElementPropertiesToGame(properties_element);
8501
8502           UpdateCustomElementGraphicGadgets();
8503
8504           FrameCounter = 0;     /* restart animation frame counter */
8505         }
8506         else if (id == GADGET_ID_CUSTOM_CONTENT)
8507         {
8508           custom_element.content[sx][sy] = new_element;
8509
8510           CopyCustomElementPropertiesToGame(properties_element);
8511         }
8512         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8513         {
8514           custom_element.move_enter_element = new_element;
8515
8516           CopyCustomElementPropertiesToGame(properties_element);
8517         }
8518         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8519         {
8520           custom_element.move_leave_element = new_element;
8521
8522           CopyCustomElementPropertiesToGame(properties_element);
8523         }
8524         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8525         {
8526           custom_element_change.target_element = new_element;
8527
8528           CopyCustomElementPropertiesToGame(properties_element);
8529         }
8530         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8531         {
8532           custom_element_change.target_content[sx][sy] = new_element;
8533
8534           CopyCustomElementPropertiesToGame(properties_element);
8535         }
8536         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8537         {
8538           custom_element_change.trigger_element = new_element;
8539
8540           CopyCustomElementPropertiesToGame(properties_element);
8541         }
8542         else if (id == GADGET_ID_GROUP_CONTENT)
8543         {
8544           group_element_info.element[sx] = new_element;
8545
8546           CopyGroupElementPropertiesToGame(properties_element);
8547         }
8548         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8549           random_placement_background_element = new_element;
8550         else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8551                  id <= GADGET_ID_YAMYAM_CONTENT_7)
8552           level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0][sx][sy] =
8553             new_element;
8554         else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8555                  id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8556           level.ball_content[id - GADGET_ID_MAGIC_BALL_CONTENT_0][sx][sy] =
8557             new_element;
8558       }
8559       break;
8560
8561     case GADGET_ID_CONNECTED_ITEMS:
8562       {
8563         static int last_sx = -1;
8564         static int last_sy = -1;
8565
8566         if (button_release_event)
8567           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8568
8569         if (button)
8570         {
8571           if (!button_press_event)
8572             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8573
8574           last_sx = sx;
8575           last_sy = sy;
8576         }
8577       }
8578       break;
8579
8580     case GADGET_ID_LINE:
8581     case GADGET_ID_ARC:
8582     case GADGET_ID_RECTANGLE:
8583     case GADGET_ID_FILLED_BOX:
8584     case GADGET_ID_GRAB_BRUSH:
8585     case GADGET_ID_TEXT:
8586       {
8587         static int last_sx = -1;
8588         static int last_sy = -1;
8589         static int start_sx = -1;
8590         static int start_sy = -1;
8591         void (*draw_func)(int, int, int, int, int, boolean);
8592
8593         if (drawing_function == GADGET_ID_LINE)
8594           draw_func = DrawLine;
8595         else if (drawing_function == GADGET_ID_ARC)
8596           draw_func = DrawArc;
8597         else if (drawing_function == GADGET_ID_RECTANGLE)
8598           draw_func = DrawBox;
8599         else if (drawing_function == GADGET_ID_FILLED_BOX)
8600           draw_func = DrawFilledBox;
8601         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8602           draw_func = SelectArea;
8603         else /* (drawing_function == GADGET_ID_TEXT) */
8604           draw_func = SetTextCursor;
8605
8606         if (button_press_event)
8607         {
8608           draw_func(sx, sy, sx, sy, new_element, FALSE);
8609           start_sx = last_sx = sx;
8610           start_sy = last_sy = sy;
8611
8612           if (drawing_function == GADGET_ID_TEXT)
8613             DrawLevelText(0, 0, 0, TEXT_END);
8614         }
8615         else if (button_release_event)
8616         {
8617           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8618           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8619           {
8620             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8621             CopyBrushToCursor(sx, sy);
8622             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8623                           MB_LEFTBUTTON);
8624             draw_with_brush = TRUE;
8625           }
8626           else if (drawing_function == GADGET_ID_TEXT)
8627             DrawLevelText(sx, sy, 0, TEXT_INIT);
8628           else
8629             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8630         }
8631         else if (last_sx != sx || last_sy != sy)
8632         {
8633           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8634           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8635           last_sx = sx;
8636           last_sy = sy;
8637         }
8638       }
8639       break;
8640
8641     case GADGET_ID_FLOOD_FILL:
8642       if (button_press_event && Feld[lx][ly] != new_element)
8643       {
8644         FloodFill(lx, ly, new_element);
8645         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8646         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8647       }
8648       break;
8649
8650     case GADGET_ID_PICK_ELEMENT:
8651       if (button_release_event)
8652         ClickOnGadget(level_editor_gadget[last_drawing_function],
8653                       MB_LEFTBUTTON);
8654       else if (draw_level)
8655         PickDrawingElement(button, Feld[lx][ly]);
8656       else if (id == GADGET_ID_AMOEBA_CONTENT)
8657         PickDrawingElement(button, level.amoeba_content);
8658       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8659         PickDrawingElement(button, custom_element.gfx_element);
8660       else if (id == GADGET_ID_CUSTOM_CONTENT)
8661         PickDrawingElement(button, custom_element.content[sx][sy]);
8662       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8663         PickDrawingElement(button, custom_element.move_enter_element);
8664       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8665         PickDrawingElement(button, custom_element.move_leave_element);
8666       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8667         PickDrawingElement(button, custom_element_change.target_element);
8668       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8669         PickDrawingElement(button, custom_element_change.target_content[sx][sy]);
8670       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8671         PickDrawingElement(button, custom_element_change.trigger_element);
8672       else if (id == GADGET_ID_GROUP_CONTENT)
8673         PickDrawingElement(button, group_element_info.element[sx]);
8674       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8675         PickDrawingElement(button, random_placement_background_element);
8676       else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8677                id <= GADGET_ID_YAMYAM_CONTENT_7)
8678       {
8679         int i = id - GADGET_ID_YAMYAM_CONTENT_0;
8680
8681         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8682       }
8683       else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8684                id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8685       {
8686         int i = id - GADGET_ID_MAGIC_BALL_CONTENT_0;
8687
8688         PickDrawingElement(button, level.ball_content[i][sx][sy]);
8689       }
8690
8691       break;
8692
8693     default:
8694       break;
8695   }
8696 }
8697
8698 static void HandleCounterButtons(struct GadgetInfo *gi)
8699 {
8700   int gadget_id = gi->custom_id;
8701   int counter_id = gi->custom_type_id;
8702   int button = gi->event.button;
8703   int *counter_value = counterbutton_info[counter_id].value;
8704   int step = BUTTON_STEPSIZE(button) *
8705     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8706
8707   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8708   {
8709     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8710     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8711     boolean level_changed = LevelChanged();
8712
8713     if ((level_changed && pressed) || (!level_changed && released))
8714       return;
8715
8716     if (level_changed && !Request("Level has changed! Discard changes ?",
8717                                   REQ_ASK))
8718     {
8719       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8720         ModifyEditorCounter(counter_id, *counter_value);
8721
8722       return;
8723     }
8724   }
8725
8726   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8727     *counter_value = gi->textinput.number_value;
8728   else
8729     ModifyEditorCounter(counter_id, *counter_value + step);
8730
8731   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8732   {
8733       LoadLevel(level_nr);
8734       TapeErase();
8735       ResetUndoBuffer();
8736       DrawEditModeWindow();
8737
8738       return;
8739   }
8740
8741   switch (counter_id)
8742   {
8743     case ED_COUNTER_ID_YAMYAM_CONTENT:
8744       DrawYamYamContentAreas();
8745       break;
8746
8747     case ED_COUNTER_ID_GROUP_CONTENT:
8748       DrawGroupElementArea(properties_element);
8749       CopyGroupElementPropertiesToGame(properties_element);
8750       break;
8751
8752     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8753     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8754       DrawEnvelopeTextArea(-1);
8755       break;
8756
8757     case ED_COUNTER_ID_LEVEL_XSIZE:
8758     case ED_COUNTER_ID_LEVEL_YSIZE:
8759       lev_fieldx = level.fieldx;
8760       lev_fieldy = level.fieldy;
8761       break;
8762
8763     default:
8764       break;
8765   }
8766
8767   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8768        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8769       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8770        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8771     CopyElementPropertiesToGame(properties_element);
8772
8773   level.changed = TRUE;
8774 }
8775
8776 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8777 {
8778   int type_id = gi->custom_type_id;
8779
8780   strcpy(textinput_info[type_id].value, gi->textinput.value);
8781
8782   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8783   {
8784     CopyElementPropertiesToGame(properties_element);
8785
8786     ModifyEditorElementList();  /* update changed button info text */
8787   }
8788
8789   level.changed = TRUE;
8790 }
8791
8792 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8793 {
8794   int type_id = gi->custom_type_id;
8795
8796   strcpy(textarea_info[type_id].value, gi->textarea.value);
8797
8798   level.changed = TRUE;
8799 }
8800
8801 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8802 {
8803   int type_id = gi->custom_type_id;
8804
8805   *selectbox_info[type_id].value =
8806     selectbox_info[type_id].options[gi->selectbox.index].value;
8807
8808   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8809   {
8810     element_info[properties_element].current_change_page = gi->selectbox.index;
8811
8812     DrawPropertiesWindow();
8813   }
8814   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8815             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8816            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8817             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8818            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8819   {
8820     CopyElementPropertiesToGame(properties_element);
8821
8822     level.changed = TRUE;
8823   }
8824 }
8825
8826 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8827 {
8828   int type_id = gi->custom_type_id;
8829   int i;
8830
8831   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8832       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8833   {
8834     edit_mode_properties = gi->custom_type_id;
8835
8836     DrawPropertiesWindow();
8837   }
8838   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8839   {
8840     char *template_filename = getDefaultLevelFilename(-1);
8841     boolean new_template = !fileExists(template_filename);
8842
8843     if (new_template ||
8844         Request("Save this template and kill the old ?", REQ_ASK))
8845       SaveLevelTemplate();
8846
8847     if (new_template)
8848       Request("Template saved !", REQ_CONFIRM);
8849   }
8850   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8851            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8852   {
8853     struct ElementInfo *ei = &element_info[properties_element];
8854
8855     setElementChangePages(ei, ei->num_change_pages + 1);
8856
8857     /* set new change page to be new current change page */
8858     ei->current_change_page = ei->num_change_pages - 1;
8859     ei->change = &ei->change_page[ei->current_change_page];
8860
8861     setElementChangeInfoToDefaults(ei->change);
8862
8863     DrawPropertiesWindow();
8864
8865     level.changed = TRUE;
8866   }
8867   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8868            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8869   {
8870     struct ElementInfo *ei = &element_info[properties_element];
8871
8872     /* copy all change pages after change page to be deleted */
8873     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8874       ei->change_page[i] = ei->change_page[i + 1];
8875
8876     setElementChangePages(ei, ei->num_change_pages - 1);
8877
8878     DrawPropertiesWindow();
8879
8880     level.changed = TRUE;
8881   }
8882 }
8883
8884 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8885 {
8886   int type_id = gi->custom_type_id;
8887
8888   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8889       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8890   {
8891     struct ElementInfo *ei = &element_info[properties_element];
8892     int step = BUTTON_STEPSIZE(gi->event.button);
8893
8894     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8895     ei->current_change_page += step;
8896
8897     if (ei->current_change_page < 0)
8898       ei->current_change_page = 0;
8899     else if (ei->current_change_page >= ei->num_change_pages)
8900       ei->current_change_page = ei->num_change_pages - 1;
8901
8902     DrawPropertiesWindow();
8903   }
8904   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8905            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8906   {
8907     struct ElementInfo *ei = &element_info[properties_element];
8908     int current_change_page = ei->current_change_page;
8909
8910     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8911       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8912         ei->change_page[current_change_page];
8913     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8914     {
8915       ei->change_page[current_change_page] =
8916         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8917
8918       level.changed = TRUE;
8919     }
8920
8921     DrawPropertiesWindow();
8922   }
8923 }
8924
8925 static void HandleRadiobuttons(struct GadgetInfo *gi)
8926 {
8927   *radiobutton_info[gi->custom_type_id].value =
8928     radiobutton_info[gi->custom_type_id].checked_value;
8929
8930   level.changed = TRUE;
8931 }
8932
8933 static void HandleCheckbuttons(struct GadgetInfo *gi)
8934 {
8935   int type_id = gi->custom_type_id;
8936
8937   *checkbutton_info[type_id].value ^= TRUE;
8938
8939   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8940       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8941       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8942       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8943          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8944         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8945          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8946        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8947   {
8948     CopyElementPropertiesToGame(properties_element);
8949   }
8950
8951   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8952   {
8953     UpdateCustomElementGraphicGadgets();
8954   }
8955   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8956   {
8957     char *template_filename = getDefaultLevelFilename(-1);
8958
8959     if (level.use_custom_template && !fileExists(template_filename))
8960     {
8961       Request("No level template found !", REQ_CONFIRM);
8962
8963       level.use_custom_template = FALSE;
8964       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8965
8966       return;
8967     }
8968
8969     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8970
8971     DrawEditModeWindow();
8972   }
8973
8974   level.changed = TRUE;
8975 }
8976
8977 static void HandleControlButtons(struct GadgetInfo *gi)
8978 {
8979   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8980   static int last_edit_mode = ED_MODE_DRAWING;
8981   static int last_custom_copy_mode = -1;
8982   int id = gi->custom_id;
8983   int button = gi->event.button;
8984   int step = BUTTON_STEPSIZE(button);
8985   int new_element = BUTTON_ELEMENT(button);
8986   int x, y;
8987
8988   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8989     DrawLevelText(0, 0, 0, TEXT_END);
8990
8991   if (id < ED_NUM_CTRL1_BUTTONS &&
8992       id != GADGET_ID_SINGLE_ITEMS &&
8993       id != GADGET_ID_PROPERTIES &&
8994       id != GADGET_ID_PICK_ELEMENT &&
8995       edit_mode != ED_MODE_DRAWING &&
8996       drawing_function != GADGET_ID_PICK_ELEMENT &&
8997       !(GetKeyModState() & KMOD_Control))
8998   {
8999     DrawDrawingWindow();
9000     edit_mode = ED_MODE_DRAWING;
9001   }
9002
9003   /* element copy mode active, but no element button pressed => deactivate */
9004   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
9005     last_custom_copy_mode = -1;
9006
9007   switch (id)
9008   {
9009     case GADGET_ID_SCROLL_LEFT:
9010       if (level_xpos >= 0)
9011       {
9012         if (lev_fieldx < ed_fieldx - 2)
9013           break;
9014
9015         level_xpos -= step;
9016         if (level_xpos < -1)
9017           level_xpos = -1;
9018         if (button == 1)
9019           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
9020         else
9021           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9022
9023         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9024                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9025       }
9026       break;
9027
9028     case GADGET_ID_SCROLL_RIGHT:
9029       if (level_xpos <= lev_fieldx - ed_fieldx)
9030       {
9031         if (lev_fieldx < ed_fieldx - 2)
9032           break;
9033
9034         level_xpos += step;
9035         if (level_xpos > lev_fieldx - ed_fieldx + 1)
9036           level_xpos = lev_fieldx - ed_fieldx + 1;
9037         if (button == 1)
9038           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
9039         else
9040           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9041
9042         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9043                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9044       }
9045       break;
9046
9047     case GADGET_ID_SCROLL_UP:
9048       if (level_ypos >= 0)
9049       {
9050         if (lev_fieldy < ed_fieldy - 2)
9051           break;
9052
9053         level_ypos -= step;
9054         if (level_ypos < -1)
9055           level_ypos = -1;
9056         if (button == 1)
9057           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
9058         else
9059           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9060
9061         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9062                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9063       }
9064       break;
9065
9066     case GADGET_ID_SCROLL_DOWN:
9067       if (level_ypos <= lev_fieldy - ed_fieldy)
9068       {
9069         if (lev_fieldy < ed_fieldy - 2)
9070           break;
9071
9072         level_ypos += step;
9073         if (level_ypos > lev_fieldy - ed_fieldy + 1)
9074           level_ypos = lev_fieldy - ed_fieldy + 1;
9075         if (button == 1)
9076           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
9077         else
9078           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9079
9080         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9081                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9082       }
9083       break;
9084
9085     case GADGET_ID_SCROLL_HORIZONTAL:
9086       level_xpos = gi->event.item_position - 1;
9087       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9088       break;
9089
9090     case GADGET_ID_SCROLL_VERTICAL:
9091       level_ypos = gi->event.item_position - 1;
9092       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9093       break;
9094
9095     case GADGET_ID_SCROLL_LIST_UP:
9096     case GADGET_ID_SCROLL_LIST_DOWN:
9097     case GADGET_ID_SCROLL_LIST_VERTICAL:
9098       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
9099         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
9100       else
9101       {
9102         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
9103         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
9104
9105         if (element_shift < 0)
9106           element_shift = 0;
9107         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
9108           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
9109
9110         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
9111                      GDI_SCROLLBAR_ITEM_POSITION,
9112                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
9113       }
9114
9115       ModifyEditorElementList();
9116
9117       break;
9118
9119     case GADGET_ID_WRAP_LEFT:
9120       WrapLevel(-step, 0);
9121       break;
9122
9123     case GADGET_ID_WRAP_RIGHT:
9124       WrapLevel(step, 0);
9125       break;
9126
9127     case GADGET_ID_WRAP_UP:
9128       WrapLevel(0, -step);
9129       break;
9130
9131     case GADGET_ID_WRAP_DOWN:
9132       WrapLevel(0, step);
9133       break;
9134
9135     case GADGET_ID_SINGLE_ITEMS:
9136     case GADGET_ID_CONNECTED_ITEMS:
9137     case GADGET_ID_LINE:
9138     case GADGET_ID_ARC:
9139     case GADGET_ID_TEXT:
9140     case GADGET_ID_RECTANGLE:
9141     case GADGET_ID_FILLED_BOX:
9142     case GADGET_ID_FLOOD_FILL:
9143     case GADGET_ID_GRAB_BRUSH:
9144     case GADGET_ID_PICK_ELEMENT:
9145       if (drawing_function != GADGET_ID_PICK_ELEMENT)
9146         last_drawing_function = drawing_function;
9147       drawing_function = id;
9148       draw_with_brush = FALSE;
9149       break;
9150
9151     case GADGET_ID_RANDOM_PLACEMENT:
9152       RandomPlacement(new_element);
9153       break;
9154
9155     case GADGET_ID_PROPERTIES:
9156       if (edit_mode != ED_MODE_PROPERTIES)
9157       {
9158         properties_element = new_element;
9159         DrawPropertiesWindow();
9160         edit_mode = ED_MODE_PROPERTIES;
9161
9162         last_level_drawing_function = drawing_function;
9163         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
9164                       MB_LEFTBUTTON);
9165       }
9166       else
9167       {
9168         DrawDrawingWindow();
9169         edit_mode = ED_MODE_DRAWING;
9170
9171         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
9172                       MB_LEFTBUTTON);
9173       }
9174       break;
9175
9176     case GADGET_ID_CUSTOM_COPY_FROM:
9177     case GADGET_ID_CUSTOM_COPY_TO:
9178     case GADGET_ID_CUSTOM_EXCHANGE:
9179       last_custom_copy_mode = id;
9180       last_drawing_function = drawing_function;
9181       break;
9182
9183     case GADGET_ID_CUSTOM_COPY:
9184       CopyCustomElement(properties_element, -1, id);
9185       break;
9186
9187     case GADGET_ID_CUSTOM_PASTE:
9188       CopyCustomElement(-1, properties_element, id);
9189       break;
9190
9191     case GADGET_ID_UNDO:
9192       if (undo_buffer_steps == 0)
9193       {
9194         Request("Undo buffer empty !", REQ_CONFIRM);
9195         break;
9196       }
9197
9198       if (edit_mode != ED_MODE_DRAWING)
9199       {
9200         DrawDrawingWindow();
9201         edit_mode = ED_MODE_DRAWING;
9202       }
9203
9204       undo_buffer_position =
9205         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
9206       undo_buffer_steps--;
9207
9208       for (x = 0; x < lev_fieldx; x++)
9209         for (y = 0; y < lev_fieldy; y++)
9210           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
9211       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
9212       break;
9213
9214     case GADGET_ID_INFO:
9215       if (edit_mode != ED_MODE_INFO)
9216       {
9217         last_edit_mode = edit_mode;
9218         edit_mode = ED_MODE_INFO;
9219
9220         DrawLevelInfoWindow();
9221       }
9222       else
9223       {
9224         edit_mode = last_edit_mode;
9225
9226         DrawEditModeWindow();
9227       }
9228       break;
9229
9230     case GADGET_ID_CLEAR:
9231       if (edit_mode != ED_MODE_DRAWING)
9232       {
9233         DrawDrawingWindow();
9234         edit_mode = ED_MODE_DRAWING;
9235       }
9236
9237       for (x = 0; x < MAX_LEV_FIELDX; x++)
9238         for (y = 0; y < MAX_LEV_FIELDY; y++)
9239           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
9240
9241       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
9242
9243       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9244       break;
9245
9246     case GADGET_ID_SAVE:
9247       if (leveldir_current->readonly)
9248       {
9249         Request("This level is read only !", REQ_CONFIRM);
9250         break;
9251       }
9252
9253       if (!LevelContainsPlayer())
9254         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9255       else
9256       {
9257         char *level_filename = getDefaultLevelFilename(level_nr);
9258         boolean new_level = !fileExists(level_filename);
9259
9260         if (new_level ||
9261             Request("Save this level and kill the old ?", REQ_ASK))
9262         {
9263           CopyPlayfield(Feld, level.field);
9264
9265           SaveLevel(level_nr);
9266         }
9267
9268         if (new_level)
9269           Request("Level saved !", REQ_CONFIRM);
9270
9271         level.changed = FALSE;
9272       }
9273       break;
9274
9275     case GADGET_ID_TEST:
9276       if (!LevelContainsPlayer())
9277         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9278       else
9279       {
9280         if (LevelChanged())
9281           level.game_version = GAME_VERSION_ACTUAL;
9282
9283         CopyPlayfield(level.field, FieldBackup);
9284         CopyPlayfield(Feld, level.field);
9285
9286         CopyNativeLevel_RND_to_Native(&level);
9287
9288         UnmapLevelEditorGadgets();
9289         UndrawSpecialEditorDoor();
9290
9291         CloseDoor(DOOR_CLOSE_ALL);
9292
9293         DrawCompleteVideoDisplay();
9294
9295         if (setup.autorecord)
9296           TapeStartRecording();
9297
9298         level_editor_test_game = TRUE;
9299         game_status = GAME_MODE_PLAYING;
9300
9301         InitGame();
9302       }
9303       break;
9304
9305     case GADGET_ID_EXIT:
9306       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
9307       break;
9308
9309     default:
9310       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
9311           id <= GADGET_ID_ELEMENTLIST_LAST)
9312       {
9313         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
9314         int new_element = editor_elements[element_position + element_shift];
9315
9316         if (last_custom_copy_mode != -1)
9317         {
9318           if (CopyCustomElement(properties_element, new_element,
9319                                 last_custom_copy_mode))
9320           {
9321             ClickOnGadget(level_editor_gadget[last_drawing_function],
9322                           MB_LEFTBUTTON);
9323
9324             last_custom_copy_mode = -1;
9325           }
9326
9327           break;
9328         }
9329
9330         PickDrawingElement(button, new_element);
9331
9332         if (!stick_element_properties_window &&
9333             drawing_function != GADGET_ID_PICK_ELEMENT &&
9334             !(GetKeyModState() & KMOD_Control))
9335         {
9336           properties_element = new_element;
9337           if (edit_mode == ED_MODE_PROPERTIES)
9338             DrawPropertiesWindow();
9339         }
9340
9341         if (drawing_function == GADGET_ID_PICK_ELEMENT)
9342           ClickOnGadget(level_editor_gadget[last_drawing_function],
9343                         MB_LEFTBUTTON);
9344       }
9345 #ifdef DEBUG
9346       else if (gi->event.type == GD_EVENT_PRESSED)
9347         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
9348       else if (gi->event.type == GD_EVENT_RELEASED)
9349         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
9350       else if (gi->event.type == GD_EVENT_MOVING)
9351         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
9352       else
9353         printf("default: HandleControlButtons: ? (id == %d)\n", id);
9354 #endif
9355       break;
9356   }
9357 }
9358
9359 void HandleLevelEditorKeyInput(Key key)
9360 {
9361   char letter = getCharFromKey(key);
9362   int button = MB_LEFTBUTTON;
9363
9364   if (drawing_function == GADGET_ID_TEXT &&
9365       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
9366   {
9367     if (letter)
9368       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
9369     else if (key == KSYM_Delete || key == KSYM_BackSpace)
9370       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
9371     else if (key == KSYM_Return)
9372       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
9373     else if (key == KSYM_Escape)
9374       DrawLevelText(0, 0, 0, TEXT_END);
9375   }
9376   else if (button_status == MB_RELEASED)
9377   {
9378     int i, id = GADGET_ID_NONE;
9379
9380     switch (key)
9381     {
9382       case KSYM_Left:
9383         id = GADGET_ID_SCROLL_LEFT;
9384         break;
9385       case KSYM_Right:
9386         id = GADGET_ID_SCROLL_RIGHT;
9387         break;
9388       case KSYM_Up:
9389         id = GADGET_ID_SCROLL_UP;
9390         break;
9391       case KSYM_Down:
9392         id = GADGET_ID_SCROLL_DOWN;
9393         break;
9394       case KSYM_Page_Up:
9395         id = GADGET_ID_SCROLL_LIST_UP;
9396         button = MB_RIGHTBUTTON;
9397         break;
9398       case KSYM_Page_Down:
9399         id = GADGET_ID_SCROLL_LIST_DOWN;
9400         button = MB_RIGHTBUTTON;
9401         break;
9402
9403       case KSYM_Escape:
9404         if (edit_mode == ED_MODE_DRAWING)
9405         {
9406           RequestExitLevelEditor(setup.ask_on_escape);
9407         }
9408         else if (edit_mode == ED_MODE_INFO)
9409         {
9410           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9411         }
9412         else if (edit_mode == ED_MODE_PROPERTIES)
9413         {
9414           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9415         }
9416         else            /* should never happen */
9417         {
9418           DrawDrawingWindow();
9419           edit_mode = ED_MODE_DRAWING;
9420         }
9421         break;
9422
9423       default:
9424         break;
9425     }
9426
9427     if (id != GADGET_ID_NONE)
9428       ClickOnGadget(level_editor_gadget[id], button);
9429     else if (letter == '.')
9430       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9431     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9432       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9433     else
9434       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9435         if (letter && letter == control_info[i].shortcut)
9436           if (!anyTextGadgetActive())
9437             ClickOnGadget(level_editor_gadget[i], button);
9438   }
9439 }
9440
9441 void HandleLevelEditorIdle()
9442 {
9443   static unsigned long action_delay = 0;
9444   unsigned long action_delay_value = GameFrameDelay;
9445   int xpos = 1, ypos = 2;
9446
9447   if (edit_mode != ED_MODE_PROPERTIES)
9448     return;
9449
9450   if (!DelayReached(&action_delay, action_delay_value))
9451     return;
9452
9453   DrawGraphicAnimationExt(drawto,
9454                           SX + xpos * TILEX,
9455                           SY + ypos * TILEY + MINI_TILEY / 2,
9456                           el2img(properties_element), -1, NO_MASKING);
9457
9458   MarkTileDirty(xpos, ypos);
9459   MarkTileDirty(xpos, ypos + 1);
9460
9461   FrameCounter++;       /* increase animation frame counter */
9462 }
9463
9464 void ClearEditorGadgetInfoText()
9465 {
9466   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9467 }
9468
9469 void HandleEditorGadgetInfoText(void *ptr)
9470 {
9471   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9472   char infotext[MAX_OUTPUT_LINESIZE + 1];
9473   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9474   int max_infotext_len = getMaxInfoTextLength();
9475
9476   if (game_status != GAME_MODE_EDITOR)
9477     return;
9478
9479   ClearEditorGadgetInfoText();
9480
9481   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9482     return;
9483
9484   /* misuse this function to delete brush cursor, if needed */
9485   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9486     DeleteBrushFromCursor();
9487
9488   if (gi == NULL || gi->info_text == NULL)
9489     return;
9490
9491   strncpy(infotext, gi->info_text, max_infotext_len);
9492   infotext[max_infotext_len] = '\0';
9493
9494   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9495   {
9496     int key = control_info[gi->custom_id].shortcut;
9497
9498     if (key)
9499     {
9500       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9501         sprintf(shortcut, " ('.' or '%c')", key);
9502       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9503         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9504       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9505         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9506       else                                              /* normal case */
9507         sprintf(shortcut, " ('%s%c')",
9508                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9509
9510       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9511         strcat(infotext, shortcut);
9512     }
9513   }
9514
9515   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9516 }
9517
9518 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9519 {
9520   static int start_lx, start_ly;
9521   int id = gi->custom_id;
9522   int sx = gi->event.x;
9523   int sy = gi->event.y;
9524   int lx = sx + level_xpos;
9525   int ly = sy + level_ypos;
9526   int min_sx = 0, min_sy = 0;
9527   int max_sx = gi->drawing.area_xsize - 1;
9528   int max_sy = gi->drawing.area_ysize - 1;
9529   int actual_drawing_function = drawing_function;
9530   int max_infotext_len = getMaxInfoTextLength();
9531   char infotext[MAX_OUTPUT_LINESIZE + 1];
9532   char *text;
9533
9534   infotext[0] = '\0';           /* start with empty info text */
9535
9536   /* pressed Control key: simulate picking element */
9537   if (GetKeyModState() & KMOD_Control)
9538     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9539
9540   ClearEditorGadgetInfoText();
9541
9542   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9543     return;
9544
9545   /* make sure to stay inside drawing area boundaries */
9546   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9547   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9548
9549   if (id == GADGET_ID_DRAWING_LEVEL)
9550   {
9551     if (button_status)
9552     {
9553       int min_lx = 0, min_ly = 0;
9554       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9555
9556       /* get positions inside level field */
9557       lx = sx + level_xpos;
9558       ly = sy + level_ypos;
9559
9560       /* make sure to stay inside level field boundaries */
9561       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9562       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9563
9564       /* correct drawing area positions accordingly */
9565       sx = lx - level_xpos;
9566       sy = ly - level_ypos;
9567     }
9568
9569     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9570     {
9571       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9572       {
9573         if (gi->event.type == GD_EVENT_PRESSED)
9574         {
9575           start_lx = lx;
9576           start_ly = ly;
9577         }
9578
9579         switch (actual_drawing_function)
9580         {
9581           case GADGET_ID_SINGLE_ITEMS:
9582             text = "Drawing single items";
9583             break;
9584           case GADGET_ID_CONNECTED_ITEMS:
9585             text = "Drawing connected items";
9586             break;
9587           case GADGET_ID_LINE:
9588             text = "Drawing line";
9589             break;
9590           case GADGET_ID_ARC:
9591             text = "Drawing arc";
9592             break;
9593           case GADGET_ID_TEXT:
9594             text = "Setting text cursor";
9595             break;
9596           case GADGET_ID_RECTANGLE:
9597             text = "Drawing rectangle";
9598             break;
9599           case GADGET_ID_FILLED_BOX:
9600             text = "Drawing filled box";
9601             break;
9602           case GADGET_ID_FLOOD_FILL:
9603             text = "Flood fill";
9604             break;
9605           case GADGET_ID_GRAB_BRUSH:
9606             text = "Grabbing brush";
9607             break;
9608           case GADGET_ID_PICK_ELEMENT:
9609             text = "Picking element";
9610             break;
9611
9612           default:
9613             text = "Drawing position";
9614             break;
9615         }
9616
9617 #if 1
9618         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9619           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9620         else
9621           sprintf(infotext, "%s: %d, %d", text,
9622                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9623 #else
9624         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9625           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9626                     "%s: %d, %d", infotext, lx, ly);
9627         else
9628           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9629                     "%s: %d, %d", infotext,
9630                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9631 #endif
9632       }
9633 #if 1
9634       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9635         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9636       else
9637         sprintf(infotext, "Level position: %d, %d", lx, ly);
9638 #else
9639       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9640         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9641                   "%s", getElementInfoText(Feld[lx][ly]));
9642       else
9643         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9644                   "Level position: %d, %d", lx, ly);
9645 #endif
9646     }
9647
9648     /* misuse this function to draw brush cursor, if needed */
9649     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9650     {
9651       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9652         CopyBrushToCursor(sx, sy);
9653       else
9654         DeleteBrushFromCursor();
9655     }
9656   }
9657   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9658   {
9659     int element = EL_EMPTY;
9660
9661     if (id == GADGET_ID_AMOEBA_CONTENT)
9662       element = level.amoeba_content;
9663     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9664       element = custom_element.gfx_element;
9665     else if (id == GADGET_ID_CUSTOM_CONTENT)
9666       element = custom_element.content[sx][sy];
9667     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9668       element = custom_element.move_enter_element;
9669     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9670       element = custom_element.move_leave_element;
9671     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9672       element = custom_element_change.target_element;
9673     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9674       element = custom_element_change.target_content[sx][sy];
9675     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9676       element = custom_element_change.trigger_element;
9677     else if (id == GADGET_ID_GROUP_CONTENT)
9678       element = group_element_info.element[sx];
9679     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9680       element = random_placement_background_element;
9681     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9682              id <= GADGET_ID_YAMYAM_CONTENT_7)
9683       element = level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0][sx][sy];
9684     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9685              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9686       element = level.ball_content[id -GADGET_ID_MAGIC_BALL_CONTENT_0][sx][sy];
9687
9688     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9689   }
9690   else
9691   {
9692     if (id == GADGET_ID_AMOEBA_CONTENT)
9693       strcpy(infotext, "Amoeba content");
9694     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9695       strcpy(infotext, "Custom graphic element");
9696     else if (id == GADGET_ID_CUSTOM_CONTENT)
9697       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9698     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9699       strcpy(infotext, "Element that can be digged/collected");
9700     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9701       strcpy(infotext, "Element that will be left behind");
9702     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9703       strcpy(infotext, "New element after change");
9704     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9705       strcpy(infotext, "New extended elements after change");
9706     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9707       strcpy(infotext, "Other element triggering change");
9708     else if (id == GADGET_ID_GROUP_CONTENT)
9709       sprintf(infotext, "Group element position: %d", sx + 1);
9710     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9711       strcpy(infotext, "Random placement background");
9712     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9713              id <= GADGET_ID_YAMYAM_CONTENT_7)
9714       sprintf(infotext, "Content area %d position: %d, %d",
9715               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9716     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9717              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9718       sprintf(infotext, "Content area %d position: %d, %d",
9719               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9720   }
9721
9722   infotext[max_infotext_len] = '\0';
9723
9724   if (strlen(infotext) > 0)
9725     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9726 }
9727
9728 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9729 {
9730   if (!ask_if_level_has_changed ||
9731       !LevelChanged() ||
9732       Request("Level has changed! Exit without saving ?",
9733               REQ_ASK | REQ_STAY_OPEN))
9734   {
9735 #if 1
9736     CloseDoor(DOOR_CLOSE_1);
9737     SetDoorState(DOOR_CLOSE_2);
9738 #else
9739     CloseDoor(DOOR_CLOSE_ALL);
9740 #endif
9741     game_status = GAME_MODE_MAIN;
9742     DrawMainMenu();
9743   }
9744   else
9745   {
9746     CloseDoor(DOOR_CLOSE_1);
9747     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9748   }
9749 }