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 setting windows */
 113 #define ED_SETTINGS_XSTART              (3 * MINI_TILEX / 2)
 114 #define ED_SETTINGS_YSTART              (MINI_TILEY * 10)
 115
 116 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE + \
 117                                          2 * ED_GADGET_DISTANCE)
 118
 119 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 120 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 121
 122 #define ED_SETTINGS_XPOS(n)             (ED_SETTINGS_XSTART + \
 123                                          (n) * ED_SETTINGS_XOFFSET)
 124 #define ED_SETTINGS_YPOS(n)             (ED_SETTINGS_YSTART + \
 125                                          (n) * ED_SETTINGS_YOFFSET)
 126
 127 #define ED_SETTINGS1_YPOS               MINI_TILEY
 128 #define ED_SETTINGS2_XPOS               MINI_TILEX
 129 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 130
 131 /* values for counter gadgets */
 132 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 133 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 134 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART + \
 135                                          (n) * ED_COUNTER_YDISTANCE)
 136 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART + \
 137                                          (n) * ED_COUNTER_YDISTANCE - 2)
 138
 139 /* values for element content drawing areas */
 140 /* amoeba content */
 141 #define ED_AREA_AMOEBA_CONTENT_XPOS     ED_SETTINGS_XPOS(0)
 142 #define ED_AREA_AMOEBA_CONTENT_YPOS     (ED_SETTINGS_YPOS(2) + \
 143                                          ED_GADGET_DISTANCE)
 144
 145 /* yamyam content */
 146 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX + \
 147                                          5 * ((n) % 4) * MINI_TILEX)
 148 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (17 * MINI_TILEY + \
 149                                          6 * ((n) / 4) * MINI_TILEY)
 150
 151 /* custom change target */
 152 #define ED_AREA_ELEM_CONTENT2_YPOS      (ED_SETTINGS_YPOS(1) + \
 153                                          ED_GADGET_DISTANCE)
 154 /* optional custom graphic */
 155 #define ED_AREA_ELEM_CONTENT3_YPOS      (ED_SETTINGS_YPOS(1) + \
 156                                          ED_GADGET_DISTANCE)
 157 /* custom element content */
 158 #define ED_AREA_ELEM_CONTENT4_XPOS      (29 * MINI_TILEX)
 159 #define ED_AREA_ELEM_CONTENT4_YPOS      (ED_SETTINGS_YPOS(2) + \
 160                                          ED_GADGET_DISTANCE - MINI_TILEY)
 161 /* movement enter/leave element */
 162 #define ED_AREA_ELEM_CONTENT4a_XPOS     (29 * MINI_TILEX)
 163 #define ED_AREA_ELEM_CONTENT4a_YPOS     (ED_SETTINGS_YPOS(10) + \
 164                                          ED_GADGET_DISTANCE)
 165 #define ED_AREA_ELEM_CONTENT4b_XPOS     (29 * MINI_TILEX)
 166 #define ED_AREA_ELEM_CONTENT4b_YPOS     (ED_SETTINGS_YPOS(10) + \
 167                                          ED_GADGET_DISTANCE)
 168 /* custom change trigger element */
 169 #define ED_AREA_ELEM_CONTENT5_YPOS      (ED_SETTINGS_YPOS(5) + \
 170                                          ED_GADGET_DISTANCE)
 171 /* extended custom change target */
 172 #define ED_AREA_ELEM_CONTENT6_XPOS      (29 * MINI_TILEX)
 173 #define ED_AREA_ELEM_CONTENT6_YPOS      (ED_SETTINGS_YPOS(10) + \
 174                                          ED_GADGET_DISTANCE - MINI_TILEY)
 175 /* group element content */
 176 #define ED_AREA_GROUP_CONTENT_XPOS      ED_SETTINGS_XPOS(0)
 177 #if 1
 178 #define ED_AREA_GROUP_CONTENT_YPOS      (ED_SETTINGS_YPOS(4) + \
 179                                          ED_GADGET_DISTANCE)
 180 #else
 181 #define ED_AREA_GROUP_CONTENT_YPOS      (22 * MINI_TILEY)
 182 #endif
 183
 184 /* values for random placement background drawing area */
 185 #define ED_AREA_RANDOM_BACKGROUND_YPOS  (31 * MINI_TILEY)
 186
 187 /* values for scrolling gadgets for drawing area */
 188 #define ED_SCROLLBUTTON_XPOS            24
 189 #define ED_SCROLLBUTTON_YPOS            0
 190 #define ED_SCROLLBAR_XPOS               24
 191 #define ED_SCROLLBAR_YPOS               64
 192
 193 #define ED_SCROLLBUTTON_XSIZE           16
 194 #define ED_SCROLLBUTTON_YSIZE           16
 195
 196 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 197 #define ED_SCROLL_UP_YPOS               (0)
 198 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 199 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 200 #define ED_SCROLL_LEFT_XPOS             (0)
 201 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 202 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 203 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 204 #define ED_SCROLL_HORIZONTAL_XPOS (ED_SCROLL_LEFT_XPOS + ED_SCROLLBUTTON_XSIZE)
 205 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 206 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 207 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 208 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 209 #define ED_SCROLL_VERTICAL_YPOS   (ED_SCROLL_UP_YPOS + ED_SCROLLBUTTON_YSIZE)
 210 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 211 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 212
 213 /* values for scrolling gadgets for element list */
 214 #define ED_SCROLLBUTTON2_XPOS           50
 215 #define ED_SCROLLBUTTON2_YPOS           0
 216 #define ED_SCROLLBAR2_XPOS              50
 217 #define ED_SCROLLBAR2_YPOS              20
 218
 219 #define ED_SCROLLBUTTON2_XSIZE          10
 220 #define ED_SCROLLBUTTON2_YSIZE          10
 221
 222 #define ED_SCROLL2_UP_XPOS              85
 223 #define ED_SCROLL2_UP_YPOS              30
 224 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 225 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS + \
 226                                          ED_ELEMENTLIST_BUTTONS_VERT * \
 227                                          ED_ELEMENTLIST_YSIZE - \
 228                                          ED_SCROLLBUTTON2_YSIZE)
 229 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 230 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS + \
 231                                          ED_SCROLLBUTTON2_YSIZE)
 232 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 233 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT * \
 234                                          ED_ELEMENTLIST_YSIZE - \
 235                                          2 * ED_SCROLLBUTTON2_YSIZE)
 236
 237 /* values for checkbutton gadgets */
 238 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 239 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 240 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 241 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 242 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 243 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 244 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 245
 246 /* some positions in the editor control window */
 247 #define ED_BUTTON_ELEM_XPOS             6
 248 #define ED_BUTTON_ELEM_YPOS             30
 249 #define ED_BUTTON_ELEM_XSIZE            22
 250 #define ED_BUTTON_ELEM_YSIZE            22
 251
 252 /* some values for text input, selectbox and counter gadgets */
 253 #define ED_BUTTON_COUNT_YPOS            60
 254 #define ED_BUTTON_COUNT_XSIZE           20
 255 #define ED_BUTTON_COUNT_YSIZE           20
 256 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 257 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 258 #define ED_WIN_COUNT_XSIZE              52
 259 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 260 #define ED_WIN_COUNT2_XPOS              27
 261 #define ED_WIN_COUNT2_YPOS              3
 262 #define ED_WIN_COUNT2_XSIZE             46
 263 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 264
 265 #define ED_BUTTON_MINUS_XPOS            2
 266 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 267 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 268 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 269 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS + \
 270                                          ED_WIN_COUNT_XSIZE + 2)
 271 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 272 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 273 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 274
 275 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 276 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS + \
 277                                          2 + ED_WIN_COUNT_YSIZE)
 278 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 279 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 280
 281 #define ED_SELECTBOX_BUTTON_XSIZE       14
 282
 283 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 284 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS + \
 285                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 286 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 287
 288 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 289 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS + \
 290                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 291 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS + \
 292                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 293
 294 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 295 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 296
 297 /* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
 298 #define INFOTEXT_XPOS                   SX
 299 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 300 #define INFOTEXT_XSIZE                  SXSIZE
 301 #define INFOTEXT_YSIZE                  MINI_TILEX
 302
 303
 304 /*
 305   -----------------------------------------------------------------------------
 306   editor gadget definitions
 307   -----------------------------------------------------------------------------
 308 */
 309
 310 /* drawing toolbox buttons */
 311 #define GADGET_ID_NONE                  -1
 312 #define GADGET_ID_TOOLBOX_FIRST         0
 313
 314 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 315 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 316 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 317 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 318 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 319 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 320 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 321 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 322 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 323 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 324 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 325 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 326 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 327 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 328 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 329 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 330
 331 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 332 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 333 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 334 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 335 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 336 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 337
 338 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 339 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 340 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 341 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 342 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 343
 344 /* counter button identifiers */
 345 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 346
 347 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 348 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 349 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 350 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 351 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 352 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 353 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 354 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 355 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 356 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 357 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 358 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 359 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 360 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 361 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 362 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 363 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 364 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 365 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 366 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 367 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 368 #define GADGET_ID_ELEMENT_SCORE_DOWN    (GADGET_ID_COUNTER_FIRST + 21)
 369 #define GADGET_ID_ELEMENT_SCORE_TEXT    (GADGET_ID_COUNTER_FIRST + 22)
 370 #define GADGET_ID_ELEMENT_SCORE_UP      (GADGET_ID_COUNTER_FIRST + 23)
 371 #define GADGET_ID_ELEMENT_CONTENT_DOWN  (GADGET_ID_COUNTER_FIRST + 24)
 372 #define GADGET_ID_ELEMENT_CONTENT_TEXT  (GADGET_ID_COUNTER_FIRST + 25)
 373 #define GADGET_ID_ELEMENT_CONTENT_UP    (GADGET_ID_COUNTER_FIRST + 26)
 374 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 375 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 376 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 29)
 377 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 378 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 379 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 32)
 380 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 33)
 381 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 34)
 382 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 35)
 383 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 36)
 384 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 37)
 385 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 38)
 386 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 39)
 387 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 40)
 388 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 41)
 389 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 390 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 391 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 44)
 392 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 393 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 394 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 47)
 395 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 396 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 397 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 50)
 398 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 51)
 399 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 52)
 400 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 53)
 401 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 402 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 403 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 56)
 404 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 57)
 405 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 58)
 406 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 59)
 407 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 60)
 408 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 61)
 409 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 62)
 410 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 63)
 411 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 64)
 412 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 65)
 413 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 66)
 414 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 67)
 415 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 68)
 416
 417 /* drawing area identifiers */
 418 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 69)
 419
 420 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 421 #define GADGET_ID_ELEMENT_CONTENT_0     (GADGET_ID_DRAWING_AREA_FIRST + 1)
 422 #define GADGET_ID_ELEMENT_CONTENT_1     (GADGET_ID_DRAWING_AREA_FIRST + 2)
 423 #define GADGET_ID_ELEMENT_CONTENT_2     (GADGET_ID_DRAWING_AREA_FIRST + 3)
 424 #define GADGET_ID_ELEMENT_CONTENT_3     (GADGET_ID_DRAWING_AREA_FIRST + 4)
 425 #define GADGET_ID_ELEMENT_CONTENT_4     (GADGET_ID_DRAWING_AREA_FIRST + 5)
 426 #define GADGET_ID_ELEMENT_CONTENT_5     (GADGET_ID_DRAWING_AREA_FIRST + 6)
 427 #define GADGET_ID_ELEMENT_CONTENT_6     (GADGET_ID_DRAWING_AREA_FIRST + 7)
 428 #define GADGET_ID_ELEMENT_CONTENT_7     (GADGET_ID_DRAWING_AREA_FIRST + 8)
 429 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 9)
 430 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 10)
 431 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 11)
 432 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 12)
 433 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 13)
 434 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 435 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 15)
 436 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 16)
 437 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 17)
 438 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 18)
 439
 440 /* text input identifiers */
 441 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 19)
 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_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 1)
 457 #define GADGET_ID_CUSTOM_CONSISTENCY    (GADGET_ID_SELECTBOX_FIRST + 2)
 458 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 3)
 459 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 4)
 460 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 5)
 461 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 6)
 462 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 7)
 463 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 8)
 464 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 9)
 465 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 10)
 466 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 11)
 467 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 12)
 468 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 13)
 469 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 14)
 470 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 15)
 471 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 16)
 472 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 17)
 473 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 18)
 474 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 19)
 475 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 20)
 476 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 21)
 477 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 22)
 478
 479 /* textbutton identifiers */
 480 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 23)
 481
 482 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 483 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 484 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 485 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 486 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 487 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 488 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 489 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 490
 491 /* graphicbutton identifiers */
 492 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 493
 494 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 495 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 496
 497 /* gadgets for scrolling of drawing area */
 498 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 499
 500 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 501 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 502 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 503 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 504 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 505 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 506
 507 /* gadgets for scrolling element list */
 508 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 509
 510 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 511 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 512 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 513
 514 /* checkbuttons/radiobuttons for level/element properties */
 515 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 516
 517 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 518 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 519 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 520 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 3)
 521 #define GADGET_ID_GRAVITY               (GADGET_ID_CHECKBUTTON_FIRST + 4)
 522 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 5)
 523 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 6)
 524 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 7)
 525 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 8)
 526 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 9)
 527 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 10)
 528 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 529 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 12)
 530 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 13)
 531 #define GADGET_ID_CUSTOM_EXPLODE_RESULT (GADGET_ID_CHECKBUTTON_FIRST + 14)
 532 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 15)
 533 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 16)
 534 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 17)
 535 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 18)
 536 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 19)
 537 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 20)
 538 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 21)
 539 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 22)
 540 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 23)
 541 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 24)
 542 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 25)
 543 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 26)
 544 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 545 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 28)
 546 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 29)
 547 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 30)
 548 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 549 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 32)
 550 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 33)
 551 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 34)
 552
 553 /* gadgets for buttons in element list */
 554 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 35)
 555 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 556                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 557
 558 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 559
 560 /* radio button numbers */
 561 #define RADIO_NR_NONE                   0
 562 #define RADIO_NR_DRAWING_TOOLBOX        1
 563 #define RADIO_NR_RANDOM_ELEMENTS        2
 564
 565 /* values for counter gadgets */
 566 #define ED_COUNTER_ID_SELECT_LEVEL      0
 567 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 568 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 569 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 570 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 571 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 572 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 573 #define ED_COUNTER_ID_ELEMENT_SCORE     7
 574 #define ED_COUNTER_ID_ELEMENT_CONTENT   8
 575 #define ED_COUNTER_ID_ENVELOPE_XSIZE    9
 576 #define ED_COUNTER_ID_ENVELOPE_YSIZE    10
 577 #define ED_COUNTER_ID_CUSTOM_SCORE      11
 578 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   12
 579 #define ED_COUNTER_ID_PUSH_DELAY_FIX    13
 580 #define ED_COUNTER_ID_PUSH_DELAY_RND    14
 581 #define ED_COUNTER_ID_MOVE_DELAY_FIX    15
 582 #define ED_COUNTER_ID_MOVE_DELAY_RND    16
 583 #define ED_COUNTER_ID_EXPLOSION_DELAY   17
 584 #define ED_COUNTER_ID_IGNITION_DELAY    18
 585 #define ED_COUNTER_ID_GROUP_CONTENT     19
 586 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  20
 587 #define ED_COUNTER_ID_CHANGE_DELAY_RND  21
 588 #define ED_COUNTER_ID_CHANGE_CONT_RND   22
 589
 590 #define ED_NUM_COUNTERBUTTONS           23
 591
 592 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 593 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 594
 595 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 596 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_MOVE_DELAY_RND
 597 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_EXPLOSION_DELAY
 598 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 599 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 600 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 601
 602 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 603 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 604
 605 /* values for scrollbutton gadgets */
 606 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 607 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 608 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 609 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 610 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 611 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 612
 613 #define ED_NUM_SCROLLBUTTONS            6
 614
 615 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 616 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 617
 618 /* values for scrollbar gadgets */
 619 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 620 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 621 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 622
 623 #define ED_NUM_SCROLLBARS               3
 624
 625 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 626 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 627
 628 /* values for text input gadgets */
 629 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 630 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 631 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 632
 633 #define ED_NUM_TEXTINPUT                3
 634
 635 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 636 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 637
 638 /* values for text area gadgets */
 639 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 640
 641 #define ED_NUM_TEXTAREAS                        1
 642
 643 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 644 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 645
 646 /* values for selectbox gadgets */
 647 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 648 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      1
 649 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     2
 650 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 3
 651 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 4
 652 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   5
 653 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     6
 654 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   7
 655 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    8
 656 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  9
 657 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    10
 658 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    11
 659 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       12
 660 #define ED_SELECTBOX_ID_CUSTOM_CONSISTENCY      13
 661 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       14
 662 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    15
 663 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     16
 664 #define ED_SELECTBOX_ID_CHANGE_SIDE             17
 665 #define ED_SELECTBOX_ID_CHANGE_PLAYER           18
 666 #define ED_SELECTBOX_ID_CHANGE_PAGE             19
 667 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     20
 668 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      21
 669 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       22
 670
 671 #define ED_NUM_SELECTBOX                        23
 672
 673 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 674 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_TIME_OR_STEPS
 675
 676 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 677 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE
 678 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_DEADLINESS
 679 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_CONSISTENCY
 680 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 681 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 682
 683 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 684 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 685
 686 /* values for textbutton gadgets */
 687 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 688 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 689 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 690 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 691 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 692 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 693 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 694 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 695
 696 #define ED_NUM_TEXTBUTTONS                      8
 697
 698 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 699 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 700
 701 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 702 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 703
 704 /* values for graphicbutton gadgets */
 705 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 706 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 707
 708 #define ED_NUM_GRAPHICBUTTONS                   2
 709
 710 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST   ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 711 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST    ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE
 712
 713 /* values for checkbutton gadgets */
 714 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          0
 715 #define ED_CHECKBUTTON_ID_GRAVITY               1
 716 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     2
 717 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         3
 718 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      4
 719 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        5
 720 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      6
 721 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   7
 722 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    8
 723 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    9
 724 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    10
 725 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     11
 726 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    12
 727 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   13
 728 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     14
 729 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 15
 730 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       16
 731 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       17
 732 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      18
 733 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       19
 734 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         20
 735 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_RESULT 21
 736 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   22
 737 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  23
 738 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 24
 739 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     25
 740 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          26
 741 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  27
 742 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   28
 743 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  29
 744 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    30
 745 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  31
 746 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     32
 747
 748 #define ED_NUM_CHECKBUTTONS                     33
 749
 750 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_DOUBLE_SPEED
 751 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 752
 753 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 754 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY
 755 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_DEADLY
 756 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 757 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 758 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 759
 760 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 761 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM
 762
 763 /* values for radiobutton gadgets */
 764 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 765 #define ED_RADIOBUTTON_ID_QUANTITY      1
 766
 767 #define ED_NUM_RADIOBUTTONS             2
 768
 769 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 770 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 771
 772 /* values for drawing area gadgets */
 773 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 774 #define ED_DRAWING_ID_ELEMENT_CONTENT_0         1
 775 #define ED_DRAWING_ID_ELEMENT_CONTENT_1         2
 776 #define ED_DRAWING_ID_ELEMENT_CONTENT_2         3
 777 #define ED_DRAWING_ID_ELEMENT_CONTENT_3         4
 778 #define ED_DRAWING_ID_ELEMENT_CONTENT_4         5
 779 #define ED_DRAWING_ID_ELEMENT_CONTENT_5         6
 780 #define ED_DRAWING_ID_ELEMENT_CONTENT_6         7
 781 #define ED_DRAWING_ID_ELEMENT_CONTENT_7         8
 782 #define ED_DRAWING_ID_AMOEBA_CONTENT            9
 783 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            10
 784 #define ED_DRAWING_ID_CUSTOM_CONTENT            11
 785 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         12
 786 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         13
 787 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      14
 788 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     15
 789 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     16
 790 #define ED_DRAWING_ID_GROUP_CONTENT             17
 791 #define ED_DRAWING_ID_RANDOM_BACKGROUND         18
 792
 793 #define ED_NUM_DRAWING_AREAS                    19
 794
 795
 796 /*
 797   -----------------------------------------------------------------------------
 798   some internally used definitions
 799   -----------------------------------------------------------------------------
 800 */
 801
 802 /* values for CopyLevelToUndoBuffer() */
 803 #define UNDO_IMMEDIATE                  0
 804 #define UNDO_ACCUMULATE                 1
 805
 806 /* values for scrollbars */
 807 #define ED_SCROLL_NO                    0
 808 #define ED_SCROLL_LEFT                  1
 809 #define ED_SCROLL_RIGHT                 2
 810 #define ED_SCROLL_UP                    4
 811 #define ED_SCROLL_DOWN                  8
 812
 813 /* screens in the level editor */
 814 #define ED_MODE_DRAWING                 0
 815 #define ED_MODE_INFO                    1
 816 #define ED_MODE_PROPERTIES              2
 817
 818 /* sub-screens in the element properties section */
 819 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 820 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 821 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 822 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 823 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 824
 825 /* how many steps can be cancelled */
 826 #define NUM_UNDO_STEPS                  (10 + 1)
 827
 828 /* values for elements with score for certain actions */
 829 #define MIN_SCORE                       0
 830 #define MAX_SCORE                       255
 831
 832 /* values for elements with count for collecting */
 833 #define MIN_COLLECT_COUNT               0
 834 #define MAX_COLLECT_COUNT               100
 835
 836 /* values for random placement */
 837 #define RANDOM_USE_PERCENTAGE           0
 838 #define RANDOM_USE_QUANTITY             1
 839
 840 /* maximal size of level editor drawing area */
 841 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 842 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 843
 844
 845 /*
 846   -----------------------------------------------------------------------------
 847   some internally used data structure definitions
 848   -----------------------------------------------------------------------------
 849 */
 850
 851 static struct
 852 {
 853   char shortcut;
 854   char *text;
 855 } control_info[ED_NUM_CTRL_BUTTONS] =
 856 {
 857   { 's',        "draw single items"                     },
 858   { 'd',        "draw connected items"                  },
 859   { 'l',        "draw lines"                            },
 860   { 'a',        "draw arcs"                             },
 861   { 'r',        "draw outline rectangles"               },
 862   { 'R',        "draw filled rectangles"                },
 863   { '\0',       "wrap (rotate) level up"                },
 864   { 't',        "enter text elements"                   },
 865   { 'f',        "flood fill"                            },
 866   { '\0',       "wrap (rotate) level left"              },
 867   { '?',        "properties of drawing element"         },
 868   { '\0',       "wrap (rotate) level right"             },
 869   { '\0',       "random element placement"              },
 870   { 'b',        "grab brush"                            },
 871   { '\0',       "wrap (rotate) level down"              },
 872   { ',',        "pick drawing element"                  },
 873
 874   { 'U',        "undo last operation"                   },
 875   { 'I',        "level properties"                      },
 876   { 'S',        "save level"                            },
 877   { 'C',        "clear level"                           },
 878   { 'T',        "test level"                            },
 879   { 'E',        "exit level editor"                     },
 880
 881   { '\0',       "copy settings from other element"      },
 882   { '\0',       "copy settings to other element"        },
 883   { '\0',       "exchange settings with other element"  },
 884
 885   { '\0',       "copy settings from this element"       },
 886   { '\0',       "paste settings to this element"        },
 887 };
 888
 889 static int random_placement_value = 10;
 890 static int random_placement_method = RANDOM_USE_QUANTITY;
 891 static int random_placement_background_element = EL_SAND;
 892 static boolean random_placement_background_restricted = FALSE;
 893 static boolean stick_element_properties_window = FALSE;
 894 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 895 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 896 static struct ElementChangeInfo custom_element_change;
 897 static struct ElementGroupInfo group_element_info;
 898 static struct ElementInfo custom_element;
 899
 900 static struct
 901 {
 902   int x, y;
 903   int min_value, max_value;
 904   int gadget_id_down, gadget_id_up;
 905   int gadget_id_text;
 906   int gadget_id_align;
 907   int *value;
 908   char *text_above, *text_left, *text_right;
 909 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 910 {
 911   /* ---------- level and editor settings ---------------------------------- */
 912
 913   {
 914     DX + 5 - SX,                        DY + 3 - SY,
 915     1,                                  100,
 916     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 917     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 918     &level_nr,
 919     NULL,                               NULL, NULL
 920   },
 921   {
 922     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(2),
 923     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 924     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 925     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 926     &level.fieldx,
 927     "playfield size:",                  NULL, "width",
 928   },
 929   {
 930     -1,                                 ED_COUNTER_YPOS(2),
 931     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 932     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 933     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 934     &level.fieldy,
 935     NULL,                               " ", "height",
 936   },
 937   {
 938     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(3),
 939     0,                                  999,
 940     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 941     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 942     &level.gems_needed,
 943     "number of gems to collect:",       NULL, NULL
 944   },
 945   {
 946     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(4),
 947     0,                                  9999,
 948     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 949     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 950     &level.time,
 951     "time or step limit to solve level:", NULL, NULL
 952   },
 953   {
 954     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(5),
 955     0,                                  255,
 956     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 957     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 958     &level.score[SC_TIME_BONUS],
 959     "score for each 10 sec/steps left:", NULL, NULL
 960   },
 961   {
 962     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(8),
 963     1,                                  100,
 964     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
 965     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
 966     &random_placement_value,
 967     "random element placement:",        NULL, "in"
 968   },
 969
 970   /* ---------- element settings: configure (various elements) ------------- */
 971
 972   {
 973     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 974     MIN_SCORE,                          MAX_SCORE,
 975     GADGET_ID_ELEMENT_SCORE_DOWN,       GADGET_ID_ELEMENT_SCORE_UP,
 976     GADGET_ID_ELEMENT_SCORE_TEXT,       GADGET_ID_NONE,
 977     NULL,                               /* will be set when used */
 978     NULL,                               NULL, NULL
 979   },
 980   {
 981     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
 982     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
 983     GADGET_ID_ELEMENT_CONTENT_DOWN,     GADGET_ID_ELEMENT_CONTENT_UP,
 984     GADGET_ID_ELEMENT_CONTENT_TEXT,     GADGET_ID_NONE,
 985     &level.num_yamyam_contents,
 986     NULL,                               NULL, "number of content areas"
 987   },
 988   {
 989     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 990     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
 991     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
 992     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
 993     NULL,
 994     NULL,                               NULL, "width",
 995   },
 996   {
 997     -1,                                 ED_SETTINGS_YPOS(0),
 998     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
 999     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1000     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1001     NULL,
1002     NULL,                               " ", "height",
1003   },
1004
1005   /* ---------- element settings: configure 1 (custom elements) ------------ */
1006
1007   {
1008     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(6),
1009     MIN_SCORE,                          MAX_SCORE,
1010     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1011     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1012     &custom_element.collect_score,
1013     NULL,                               "score", " "
1014   },
1015   {
1016     -1,                                 ED_SETTINGS_YPOS(6),
1017     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1018     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1019     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1020     &custom_element.collect_count,
1021     NULL,                               "count", NULL
1022   },
1023   {
1024     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(7),
1025     0,                                  999,
1026     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1027     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1028     &custom_element.push_delay_fixed,
1029     NULL,                               "push delay", NULL
1030   },
1031   {
1032     -1,                                 ED_SETTINGS_YPOS(7),
1033     0,                                  999,
1034     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1035     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1036     &custom_element.push_delay_random,
1037     NULL,                               "+random", NULL
1038   },
1039   {
1040     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(12),
1041     0,                                  999,
1042     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1043     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1044     &custom_element.move_delay_fixed,
1045     NULL,                               "move delay", NULL
1046   },
1047   {
1048     -1,                                 ED_SETTINGS_YPOS(12),
1049     0,                                  999,
1050     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1051     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1052     &custom_element.move_delay_random,
1053     NULL,                               "+random", NULL
1054   },
1055
1056   /* ---------- element settings: configure 2 (custom elements) ------------ */
1057
1058   {
1059     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1060     0,                                  255,
1061     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1062     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1063     &custom_element.explosion_delay,
1064     NULL,                               "explosion delay", NULL
1065   },
1066   {
1067     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1068     0,                                  255,
1069     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1070     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1071     &custom_element.ignition_delay,
1072     NULL,                               "ignition delay", "(by fire)"
1073   },
1074
1075   /* ---------- element settings: configure (group elements) --------------- */
1076
1077   {
1078     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
1079     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1080     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1081     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1082     &group_element_info.num_elements,
1083     NULL,                               NULL, "number of elements in group"
1084   },
1085
1086   /* ---------- element settings: advanced (custom elements) --------------- */
1087
1088   {
1089     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(2),
1090     0,                                  999,
1091     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1092     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1093     &custom_element_change.delay_fixed,
1094     NULL,                               "delay", NULL,
1095   },
1096   {
1097     -1,                                 ED_SETTINGS_YPOS(2),
1098     0,                                  999,
1099     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1100     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1101     &custom_element_change.delay_random,
1102     NULL,                               "+random", NULL
1103   },
1104   {
1105     ED_SETTINGS_XPOS(3),                ED_SETTINGS_YPOS(12),
1106     0,                                  100,
1107     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1108     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1109     &custom_element_change.random_percentage,
1110     NULL,                               "use random replace:", "%"
1111   },
1112 };
1113
1114 static struct
1115 {
1116   int x, y;
1117   int gadget_id;
1118   int size;
1119   char *value;
1120   char *text_above, *infotext;
1121 } textinput_info[ED_NUM_TEXTINPUT] =
1122 {
1123   {
1124     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(0),
1125     GADGET_ID_LEVEL_NAME,
1126     MAX_LEVEL_NAME_LEN,
1127     level.name,
1128     "Title:", "Title"
1129   },
1130   {
1131     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1132     GADGET_ID_LEVEL_AUTHOR,
1133     MAX_LEVEL_AUTHOR_LEN,
1134     level.author,
1135     "Author:", "Author"
1136   },
1137   {
1138     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1139     GADGET_ID_ELEMENT_NAME,
1140     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1141     custom_element.description,
1142     NULL, "Element name"
1143   }
1144 };
1145
1146 static struct
1147 {
1148   int x, y;
1149   int gadget_id;
1150   int xsize, ysize;
1151   char *value;
1152   char *text_above, *infotext;
1153 } textarea_info[ED_NUM_TEXTAREAS] =
1154 {
1155   {
1156     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1157     GADGET_ID_ENVELOPE_INFO,
1158     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1159     NULL,
1160     "Envelope Info:", "Envelope Info"
1161   }
1162 };
1163
1164 static struct ValueTextInfo options_time_or_steps[] =
1165 {
1166   { 0,                          "seconds"                       },
1167   { 1,                          "steps"                         },
1168
1169   { -1,                         NULL                            }
1170 };
1171
1172 static struct ValueTextInfo options_access_type[] =
1173 {
1174   { EP_WALKABLE,                "walkable"                      },
1175   { EP_PASSABLE,                "passable"                      },
1176
1177   { -1,                         NULL                            }
1178 };
1179
1180 static struct ValueTextInfo options_access_layer[] =
1181 {
1182   { EP_ACCESSIBLE_OVER,         "over"                          },
1183   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1184   { EP_ACCESSIBLE_UNDER,        "under"                         },
1185
1186   { -1,                         NULL                            }
1187 };
1188
1189 static struct ValueTextInfo options_access_protected[] =
1190 {
1191   { 0,                          "unprotected"                   },
1192   { 1,                          "protected"                     },
1193
1194   { -1,                         NULL                            }
1195 };
1196
1197 static struct ValueTextInfo options_access_direction[] =
1198 {
1199   { MV_LEFT,                    "left"                          },
1200   { MV_RIGHT,                   "right"                         },
1201   { MV_UP,                      "up"                            },
1202   { MV_DOWN,                    "down"                          },
1203   { MV_LEFT  | MV_UP,           "left + up"                     },
1204   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1205   { MV_RIGHT | MV_UP,           "right + up"                    },
1206   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1207   { MV_HORIZONTAL,              "horizontal"                    },
1208   { MV_VERTICAL,                "vertical"                      },
1209   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1210   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1211   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1212   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1213   { MV_ALL_DIRECTIONS,          "all directions"                },
1214
1215   { -1,                         NULL                            }
1216 };
1217
1218 static struct ValueTextInfo options_walk_to_action[] =
1219 {
1220   { EP_DIGGABLE,                "diggable"                      },
1221   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1222   { EP_DROPPABLE,               "collectible & droppable"       },
1223   { EP_PUSHABLE,                "pushable"                      },
1224
1225   { -1,                         NULL                            }
1226 };
1227
1228 static struct ValueTextInfo options_move_pattern[] =
1229 {
1230   { MV_LEFT,                    "left"                          },
1231   { MV_RIGHT,                   "right"                         },
1232   { MV_UP,                      "up"                            },
1233   { MV_DOWN,                    "down"                          },
1234   { MV_HORIZONTAL,              "horizontal"                    },
1235   { MV_VERTICAL,                "vertical"                      },
1236   { MV_ALL_DIRECTIONS,          "all directions"                },
1237   { MV_TOWARDS_PLAYER,          "towards player"                },
1238   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1239   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1240   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1241   { MV_TURNING_LEFT,            "turning left"                  },
1242   { MV_TURNING_RIGHT,           "turning right"                 },
1243   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1244   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1245   { MV_TURNING_RANDOM,          "turning random"                },
1246   { MV_WHEN_PUSHED,             "when pushed"                   },
1247   { MV_WHEN_DROPPED,            "when dropped"                  },
1248   { MV_MAZE_RUNNER,             "maze runner style"             },
1249   { MV_MAZE_HUNTER,             "maze hunter style"             },
1250
1251   { -1,                         NULL                            }
1252 };
1253
1254 static struct ValueTextInfo options_move_direction[] =
1255 {
1256   { MV_START_AUTOMATIC,         "automatic"                     },
1257   { MV_START_LEFT,              "left"                          },
1258   { MV_START_RIGHT,             "right"                         },
1259   { MV_START_UP,                "up"                            },
1260   { MV_START_DOWN,              "down"                          },
1261   { MV_START_RANDOM,            "random"                        },
1262   { MV_START_PREVIOUS,          "previous"                      },
1263
1264   { -1,                         NULL                            }
1265 };
1266
1267 static struct ValueTextInfo options_move_stepsize[] =
1268 {
1269   { 1,                          "very slow"                     },
1270   { 2,                          "slow"                          },
1271   { 4,                          "normal"                        },
1272   { 8,                          "fast"                          },
1273   { 16,                         "very fast"                     },
1274
1275   { -1,                         NULL                            }
1276 };
1277
1278 static struct ValueTextInfo options_move_leave_type[] =
1279 {
1280   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1281   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1282
1283   { -1,                         NULL                            }
1284 };
1285
1286 static struct ValueTextInfo options_smash_targets[] =
1287 {
1288   { EP_CAN_SMASH_PLAYER,        "player"                        },
1289 #if 0
1290   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1291 #endif
1292   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1293
1294   { -1,                         NULL                            }
1295 };
1296
1297 static struct ValueTextInfo options_slippery_type[] =
1298 {
1299   { SLIPPERY_ANY_RANDOM,        "random"                        },
1300   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1301   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1302   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1303   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1304
1305   { -1,                         NULL                            }
1306 };
1307
1308 static struct ValueTextInfo options_deadliness[] =
1309 {
1310   { EP_DONT_RUN_INTO,           "running into"                  },
1311   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1312   { EP_DONT_TOUCH,              "touching"                      },
1313
1314   { -1,                         NULL                            }
1315 };
1316
1317 static struct ValueTextInfo options_consistency[] =
1318 {
1319   { EP_CAN_EXPLODE_3X3,         "can explode 3x3"               },
1320   { EP_CAN_EXPLODE_DYNA,        "can explode 3+3"               },
1321   { EP_CAN_EXPLODE_1X1,         "can explode 1x1"               },
1322   { EP_INDESTRUCTIBLE,          "indestructible"                },
1323
1324   { -1,                         NULL                            }
1325 };
1326
1327 static struct ValueTextInfo options_time_units[] =
1328 {
1329   { 1,                          "frames"                        },
1330   { FRAMES_PER_SECOND,          "seconds"                       },
1331
1332   { -1,                         NULL                            }
1333 };
1334
1335 static struct ValueTextInfo options_change_direct_action[] =
1336 {
1337   { CE_TOUCHED_BY_PLAYER,       "touched by player ..."         },
1338   { CE_PRESSED_BY_PLAYER,       "pressed by player ..."         },
1339   { CE_PUSHED_BY_PLAYER,        "pushed by player ..."          },
1340   { CE_ENTERED_BY_PLAYER,       "entered by player ..."         },
1341   { CE_LEFT_BY_PLAYER,          "left by player ..."            },
1342   { CE_DROPPED_BY_PLAYER,       "dropped by player"             },
1343   { CE_SWITCHED,                "switched ..."                  },
1344 #if 1
1345   { CE_HITTING_SOMETHING,       "hitting something ..."         },
1346   { CE_HIT_BY_SOMETHING,        "hit by something ..."          },
1347 #else
1348   { CE_HITTING_SOMETHING,       "collision ..."                 },
1349 #endif
1350   { CE_IMPACT,                  "impact (on something)"         },
1351   { CE_SMASHED,                 "smashed (from above)"          },
1352
1353   { -1,                         NULL                            }
1354 };
1355
1356 static struct ValueTextInfo options_change_other_action[] =
1357 {
1358   { CE_OTHER_GETS_TOUCHED,      "player touches ..."            },
1359   { CE_OTHER_GETS_PRESSED,      "player presses ..."            },
1360   { CE_OTHER_GETS_PUSHED,       "player pushes ..."             },
1361   { CE_OTHER_GETS_ENTERED,      "player enters ..."             },
1362   { CE_OTHER_GETS_LEFT,         "player leaves ..."             },
1363   { CE_OTHER_GETS_DIGGED,       "player digs"                   },
1364   { CE_OTHER_GETS_COLLECTED,    "player collects"               },
1365   { CE_OTHER_GETS_DROPPED,      "player drops"                  },
1366   { CE_OTHER_IS_TOUCHING,       "touching ..."                  },
1367 #if 1
1368   { CE_OTHER_IS_HITTING,        "hitting ..."                   },
1369   { CE_OTHER_GETS_HIT,          "hit by ..."                    },
1370 #endif
1371   { CE_OTHER_IS_SWITCHING,      "switch of ..."                 },
1372   { CE_OTHER_IS_CHANGING,       "change by page of"             },
1373   { CE_OTHER_IS_EXPLODING,      "explosion of"                  },
1374
1375   { -1,                         NULL                            }
1376 };
1377
1378 static struct ValueTextInfo options_change_trigger_side[] =
1379 {
1380   { CH_SIDE_LEFT,               "left"                          },
1381   { CH_SIDE_RIGHT,              "right"                         },
1382   { CH_SIDE_TOP,                "top"                           },
1383   { CH_SIDE_BOTTOM,             "bottom"                        },
1384   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1385   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1386   { CH_SIDE_ANY,                "any"                           },
1387
1388   { -1,                         NULL                            }
1389 };
1390
1391 static struct ValueTextInfo options_change_trigger_player[] =
1392 {
1393   { CH_PLAYER_1,                "1"                             },
1394   { CH_PLAYER_2,                "2"                             },
1395   { CH_PLAYER_3,                "3"                             },
1396   { CH_PLAYER_4,                "4"                             },
1397   { CH_PLAYER_ANY,              "any"                           },
1398
1399   { -1,                         NULL                            }
1400 };
1401
1402 static struct ValueTextInfo options_change_trigger_page[] =
1403 {
1404   { (1 << 0),                   "1"                             },
1405   { (1 << 1),                   "2"                             },
1406   { (1 << 2),                   "3"                             },
1407   { (1 << 3),                   "4"                             },
1408   { (1 << 4),                   "5"                             },
1409   { (1 << 5),                   "6"                             },
1410   { (1 << 6),                   "7"                             },
1411   { (1 << 7),                   "8"                             },
1412   { (1 << 8),                   "9"                             },
1413   { (1 << 9),                   "10"                            },
1414   { (1 << 10),                  "11"                            },
1415   { (1 << 11),                  "12"                            },
1416   { (1 << 12),                  "13"                            },
1417   { (1 << 13),                  "14"                            },
1418   { (1 << 14),                  "15"                            },
1419   { (1 << 15),                  "16"                            },
1420   { (1 << 16),                  "17"                            },
1421   { (1 << 17),                  "18"                            },
1422   { (1 << 18),                  "19"                            },
1423   { (1 << 19),                  "20"                            },
1424   { (1 << 20),                  "21"                            },
1425   { (1 << 21),                  "22"                            },
1426   { (1 << 22),                  "23"                            },
1427   { (1 << 23),                  "24"                            },
1428   { (1 << 24),                  "25"                            },
1429   { (1 << 25),                  "26"                            },
1430   { (1 << 26),                  "27"                            },
1431   { (1 << 27),                  "28"                            },
1432   { (1 << 28),                  "29"                            },
1433   { (1 << 29),                  "30"                            },
1434   { (1 << 30),                  "31"                            },
1435   { (1 << 31),                  "32"                            },
1436   { CH_PAGE_ANY,                "any"                           },
1437
1438   { -1,                         NULL                            }
1439 };
1440
1441 static struct ValueTextInfo options_change_replace_when[] =
1442 {
1443   { CP_WHEN_EMPTY,              "empty"                         },
1444   { CP_WHEN_DIGGABLE,           "diggable"                      },
1445   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1446
1447   { -1,                         NULL                            }
1448 };
1449
1450 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1451 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1452 {
1453   { -1,                         NULL                            }
1454 };
1455
1456 static struct ValueTextInfo options_group_choice_mode[] =
1457 {
1458   { ANIM_RANDOM,                "random"                        },
1459   { ANIM_LOOP,                  "loop"                          },
1460   { ANIM_LINEAR,                "linear"                        },
1461   { ANIM_PINGPONG,              "pingpong"                      },
1462   { ANIM_PINGPONG2,             "pingpong 2"                    },
1463
1464   { -1,                         NULL                            }
1465 };
1466
1467 static struct
1468 {
1469   int x, y;
1470   int gadget_id;
1471   int gadget_id_align;
1472   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1473   struct ValueTextInfo *options;
1474   int *value;
1475   char *text_left, *text_right, *infotext;
1476 } selectbox_info[ED_NUM_SELECTBOX] =
1477 {
1478   /* ---------- level and editor settings ---------------------------------- */
1479
1480   {
1481     -1,                                 ED_COUNTER_YPOS(4),
1482     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1483     -1,
1484     options_time_or_steps,
1485     &level.use_step_counter,
1486     NULL, "(0 => no limit)",            "time or step limit"
1487   },
1488
1489   /* ---------- element settings: configure 1 (custom elements) ----------- */
1490
1491   {
1492     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
1493     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1494     -1,
1495     options_access_type,
1496     &custom_element.access_type,
1497     NULL, NULL,                         "type of access to this field"
1498   },
1499   {
1500     -1,                                 ED_SETTINGS_YPOS(3),
1501     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1502     -1,
1503     options_access_layer,
1504     &custom_element.access_layer,
1505     NULL, NULL,                         "layer of access for this field"
1506   },
1507   {
1508     -1,                                 ED_SETTINGS_YPOS(3),
1509     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1510     -1,
1511     options_access_protected,
1512     &custom_element.access_protected,
1513     NULL, NULL,                         "protected access for this field"
1514   },
1515   {
1516     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1517     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1518     -1,
1519     options_access_direction,
1520     &custom_element.access_direction,
1521     "from", NULL,                       "access direction for this field"
1522   },
1523   {
1524     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1525     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1526     -1,
1527     options_walk_to_action,
1528     &custom_element.walk_to_action,
1529     NULL, NULL,                         "diggable/collectible/pushable"
1530   },
1531   {
1532     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
1533     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1534     -1,
1535     options_move_pattern,
1536     &custom_element.move_pattern,
1537     "can move", NULL,                   "element move direction"
1538   },
1539   {
1540     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
1541     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1542     -1,
1543     options_move_direction,
1544     &custom_element.move_direction_initial,
1545     "starts moving", NULL,              "initial element move direction"
1546   },
1547   {
1548     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(11),
1549     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1550     -1,
1551     options_move_stepsize,
1552     &custom_element.move_stepsize,
1553     "move/fall speed", NULL,            "speed of element movement"
1554   },
1555   {
1556     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(10),
1557     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1558     -1,
1559     options_move_leave_type,
1560     &custom_element.move_leave_type,
1561     "can dig:    can", ":",             "leave behind or change element"
1562   },
1563   {
1564     -1,                                 ED_SETTINGS_YPOS(13),
1565     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1566     -1,
1567     options_smash_targets,
1568     &custom_element.smash_targets,
1569     "can smash", NULL,                  "elements that can be smashed"
1570   },
1571   {
1572     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(14),
1573     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1574     -1,
1575     options_slippery_type,
1576     &custom_element.slippery_type,
1577     "slippery", NULL,                   "where other elements fall down"
1578   },
1579
1580   /* ---------- element settings: configure 2 (custom elements) ----------- */
1581
1582   {
1583     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(1),
1584     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1585     -1,
1586     options_deadliness,
1587     &custom_element.deadliness,
1588     "deadly when", NULL,                "deadliness of element"
1589   },
1590   {
1591     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
1592     GADGET_ID_CUSTOM_CONSISTENCY,       GADGET_ID_NONE,
1593     -1,
1594     options_consistency,
1595     &custom_element.consistency,
1596     NULL, NULL,                         "consistency/destructibility"
1597   },
1598
1599   /* ---------- element settings: advanced (custom elements) --------------- */
1600
1601   {
1602     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(3),
1603     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1604     -1,
1605     options_time_units,
1606     &custom_element_change.delay_frames,
1607     "delay time given in", NULL,        "delay time units for change"
1608   },
1609   {
1610     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(4),
1611     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1612     -1,
1613     options_change_direct_action,
1614     &custom_element_change.direct_action,
1615     NULL, NULL,                         "type of direct action"
1616   },
1617   {
1618     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(5),
1619     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1620     -1,
1621     options_change_other_action,
1622     &custom_element_change.other_action,
1623     NULL, "element:",                   "type of other element action"
1624   },
1625   {
1626     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(6),
1627     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1628     -1,
1629     options_change_trigger_side,
1630     &custom_element_change.trigger_side,
1631     "... at", "side",                   "element side that causes change"
1632   },
1633   {
1634     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(7),
1635     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1636     -1,
1637     options_change_trigger_player,
1638     &custom_element_change.trigger_player,
1639     "player:", " ",                     "player that causes change"
1640   },
1641   {
1642     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(7),
1643     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1644     -1,
1645     options_change_trigger_page,
1646     &custom_element_change.trigger_page,
1647     "page:", NULL,                      "change page that causes change"
1648   },
1649   {
1650     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(10),
1651     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
1652     -1,
1653     options_change_replace_when,
1654     &custom_element_change.replace_when,
1655     "replace when", NULL,               "which elements can be replaced"
1656   },
1657   {
1658     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(14),
1659     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1660     3,
1661     options_change_page,
1662     &custom_element.current_change_page,
1663     NULL, NULL,                         "element change page"
1664   },
1665
1666   /* ---------- element settings: configure (group elements) --------------- */
1667
1668   {
1669     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(6),
1670     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1671     -1,
1672     options_group_choice_mode,
1673     &group_element_info.choice_mode,
1674     "choice type:", NULL,               "type of group element choice"
1675   },
1676 };
1677
1678 static struct
1679 {
1680   int x, y;
1681   int gadget_id;
1682   int gadget_id_align;
1683   int size;
1684   char *text;
1685   char *text_left, *text_right, *infotext;
1686 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1687 {
1688 #if 1
1689   {
1690     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1691     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1692     8,                                  "Info",
1693     NULL, NULL,                         "Show information about element"
1694   },
1695   {
1696     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1697     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1698     8,                                  "Config",
1699     NULL, NULL,                         "Configure element properties"
1700   },
1701   {
1702     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1703     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1704     8,                                  "Config 1",
1705     NULL, NULL,                         "Configure custom element properties"
1706   },
1707   {
1708     ED_SETTINGS_XPOS(0) + 248,          ED_COUNTER_YPOS(1),
1709     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1710     8,                                  "Config 2",
1711     NULL, NULL,                         "Configure custom element properties"
1712   },
1713   {
1714     ED_SETTINGS_XPOS(0) + 372,          ED_COUNTER_YPOS(1),
1715     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1716     8,                                  "Change",
1717     NULL, NULL,                         "Custom element change configuration"
1718   },
1719 #else
1720   {
1721     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1722     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1723     11,                                 "Information",
1724     NULL, NULL,                         "Show information about element"
1725   },
1726   {
1727     ED_SETTINGS_XPOS(0) + 166,          ED_COUNTER_YPOS(1),
1728     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1729     11,                                 "Configure",
1730     NULL, NULL,                         "Configure element properties"
1731   },
1732   {
1733     ED_SETTINGS_XPOS(0) + 332,          ED_COUNTER_YPOS(1),
1734     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1735     11,                                 "Advanced",
1736     NULL, NULL,                         "Advanced element configuration"
1737   },
1738 #endif
1739   {
1740     -1,                                 ED_SETTINGS_YPOS(2),
1741     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1742     -1,                                 "Save",
1743     " ", "As Template",                 "Save current settings as new template"
1744   },
1745   {
1746     -1,                                 ED_SETTINGS_YPOS(14),
1747     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_NEXT_CHANGE_PAGE,
1748     -1,                                 "New",
1749     " ", NULL,                          "Add new change page"
1750   },
1751   {
1752     -1,                                 ED_SETTINGS_YPOS(14),
1753     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1754     -1,                                 "Delete",
1755     NULL, NULL,                         "Delete current change page"
1756   },
1757 };
1758
1759 static struct
1760 {
1761   int gd_x, gd_y;
1762   int x, y;
1763   int width, height;
1764   int gadget_id;
1765   int gadget_id_align;
1766   char *text_left, *text_right, *infotext;
1767 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1768 {
1769   {
1770     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1771     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(14),
1772     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1773     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1774     NULL, NULL,                         "select previous change page"
1775   },
1776   {
1777     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1778     -1,                                 ED_SETTINGS_YPOS(14),
1779     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1780     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1781     NULL, "change page",                "select next change page"
1782   },
1783 };
1784
1785 static struct
1786 {
1787   int gd_x, gd_y;
1788   int x, y;
1789   int gadget_id;
1790   char *infotext;
1791 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1792 {
1793   {
1794     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1795     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1796     GADGET_ID_SCROLL_UP,
1797     "scroll level editing area up"
1798   },
1799   {
1800     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1801     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1802     GADGET_ID_SCROLL_DOWN,
1803     "scroll level editing area down"
1804   },
1805   {
1806     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1807     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1808     GADGET_ID_SCROLL_LEFT,
1809     "scroll level editing area left"
1810   },
1811   {
1812     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1813     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1814     GADGET_ID_SCROLL_RIGHT,
1815     "scroll level editing area right"
1816   },
1817   {
1818     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1819     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1820     GADGET_ID_SCROLL_LIST_UP,
1821     "scroll element list up ('Page Up')"
1822   },
1823   {
1824     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
1825     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
1826     GADGET_ID_SCROLL_LIST_DOWN,
1827     "scroll element list down ('Page Down')"
1828   },
1829 };
1830
1831 static struct
1832 {
1833   int gd_x, gd_y;
1834   int x, y;
1835   int width, height;
1836   int type;
1837   int gadget_id;
1838   char *infotext;
1839 } scrollbar_info[ED_NUM_SCROLLBARS] =
1840 {
1841   {
1842     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1843     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
1844     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
1845     GD_TYPE_SCROLLBAR_HORIZONTAL,
1846     GADGET_ID_SCROLL_HORIZONTAL,
1847     "scroll level editing area horizontally"
1848   },
1849   {
1850     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1851     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
1852     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
1853     GD_TYPE_SCROLLBAR_VERTICAL,
1854     GADGET_ID_SCROLL_VERTICAL,
1855     "scroll level editing area vertically"
1856   },
1857   {
1858     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
1859     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
1860     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
1861     GD_TYPE_SCROLLBAR_VERTICAL,
1862     GADGET_ID_SCROLL_LIST_VERTICAL,
1863     "scroll element list vertically"
1864   }
1865 };
1866
1867 static struct
1868 {
1869   int x, y;
1870   int gadget_id;
1871   int gadget_id_align;
1872   int radio_button_nr;
1873   int *value;
1874   int checked_value;
1875   char *text_left, *text_right, *infotext;
1876 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
1877 {
1878   {
1879     -1,                                 ED_COUNTER2_YPOS(8),
1880     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
1881     RADIO_NR_RANDOM_ELEMENTS,
1882     &random_placement_method,           RANDOM_USE_PERCENTAGE,
1883     " ", "percentage",                  "use percentage for random elements"
1884   },
1885   {
1886     -1,                                 ED_COUNTER2_YPOS(8),
1887     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
1888     RADIO_NR_RANDOM_ELEMENTS,
1889     &random_placement_method,           RANDOM_USE_QUANTITY,
1890     " ", "quantity",                    "use quantity for random elements"
1891   }
1892 };
1893
1894 static struct
1895 {
1896   int x, y;
1897   int gadget_id;
1898   int gadget_id_align;
1899   boolean *value;
1900   char *text_left, *text_right, *infotext;
1901 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
1902 {
1903   /* ---------- level and editor settings ---------------------------------- */
1904
1905   {
1906     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(6) - MINI_TILEY,
1907     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
1908     &level.double_speed,
1909     NULL, "double speed movement",      "set movement speed of player"
1910   },
1911   {
1912     -1,                                 ED_COUNTER_YPOS(6) - MINI_TILEY,
1913     GADGET_ID_GRAVITY,                  GADGET_ID_DOUBLE_SPEED,
1914     &level.initial_gravity,
1915     " ", "gravity",                     "set level gravity"
1916   },
1917   {
1918     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(9) - MINI_TILEY,
1919     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
1920     &random_placement_background_restricted,
1921     NULL,
1922     "restrict random placement to:",    "set random placement restriction"
1923   },
1924
1925   /* ---------- element settings: configure (various elements) ------------- */
1926
1927   {
1928     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1929     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
1930     &stick_element_properties_window,
1931     NULL,
1932     "stick this screen to edit content","stick this screen to edit content"
1933   },
1934   {
1935     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1936     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
1937     &level.em_slippery_gems,
1938     NULL,
1939     "slip down from certain flat walls","use EM style slipping behaviour"
1940   },
1941   {
1942     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1943     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
1944     &level.use_spring_bug,
1945     NULL,
1946     "use spring pushing bug",           "use odd spring pushing behaviour"
1947   },
1948   {
1949     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1950     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
1951     &level.block_last_field,
1952     NULL,
1953     "block last field when moving",     "player blocks last field when moving"
1954   },
1955   {
1956     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1957     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
1958     &level.sp_block_last_field,
1959     NULL,
1960     "block last field when moving",     "player blocks last field when moving"
1961   },
1962   {
1963     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1964     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
1965     &level.instant_relocation,
1966     NULL,
1967     "no scrolling when relocating",     "player gets relocated without delay"
1968   },
1969   {
1970     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1971     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
1972     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
1973     NULL,
1974     "can fall into acid (with gravity)","player can fall into acid pool"
1975   },
1976   {
1977     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1978     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
1979     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
1980     NULL,
1981     "can move into acid",               "element can move into acid pool"
1982   },
1983   {
1984     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1985     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
1986     &custom_element_properties[EP_DONT_COLLIDE_WITH],
1987     NULL,
1988     "deadly when colliding with",       "element is deadly when hitting player"
1989   },
1990
1991   /* ---------- element settings: configure 1 (custom elements) ----------- */
1992
1993   {
1994     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1995     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
1996     &custom_element.use_gfx_element,
1997     NULL, "use graphic of element:",    "use graphic for custom element"
1998   },
1999   {
2000     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
2001     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2002     &level.use_custom_template,
2003     NULL, "use template",               "use template for custom properties"
2004   },
2005   {
2006     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
2007     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2008     &custom_element_properties[EP_ACCESSIBLE],
2009     NULL, NULL,                         "player can walk to or pass this field"
2010   },
2011   {
2012     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
2013     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2014     &custom_element_properties[EP_WALK_TO_OBJECT],
2015     NULL, NULL,                         "player can dig/collect/push element"
2016   },
2017   {
2018     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(8),
2019     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2020     &custom_element_properties[EP_CAN_MOVE],
2021     NULL, NULL,                         "element can move in some direction"
2022   },
2023   {
2024     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(13),
2025     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2026     &custom_element_properties[EP_CAN_FALL],
2027     NULL, "can fall",                   "element can fall down"
2028   },
2029   {
2030     -1,                                 ED_SETTINGS_YPOS(13),
2031     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2032     &custom_element_properties[EP_CAN_SMASH],
2033     " ", NULL,                          "element can smash other elements"
2034   },
2035   {
2036     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(14),
2037     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2038     &custom_element_properties[EP_SLIPPERY],
2039     NULL, NULL,                         "other elements can fall down from it"
2040   },
2041
2042   /* ---------- element settings: configure 2 (custom elements) ----------- */
2043
2044   {
2045     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2046     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2047     &custom_element_properties[EP_DEADLY],
2048     NULL, NULL,                         "element can kill the player"
2049   },
2050   {
2051     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
2052     GADGET_ID_CUSTOM_EXPLODE_RESULT,    GADGET_ID_NONE,
2053     &custom_element_properties[EP_EXPLODE_RESULT],
2054     NULL, NULL,                         "set consistency/destructibility"
2055   },
2056   {
2057     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
2058     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2059     &custom_element.can_explode_by_fire,
2060     NULL, "by fire",                    "element can explode by fire/explosion"
2061   },
2062   {
2063     -1,                                 ED_SETTINGS_YPOS(3),
2064     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2065     &custom_element.can_explode_smashed,
2066     " ", "smashed",                     "element can explode when smashed"
2067   },
2068   {
2069     -1,                                 ED_SETTINGS_YPOS(3),
2070     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2071     &custom_element.can_explode_impact,
2072     " ", "impact",                      "element can explode on impact"
2073   },
2074
2075   /* ---------- element settings: advanced (custom elements) --------------- */
2076
2077   {
2078     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2079     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2080     &custom_element_change.can_change,
2081     NULL, "element changes to:",        "element can change to other element"
2082   },
2083   {
2084     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
2085     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2086     &custom_element_change_events[CE_DELAY],
2087     NULL, NULL,                         "element changes after delay"
2088   },
2089   {
2090     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
2091     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2092     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2093     NULL, NULL,                         "element changes by direct action"
2094   },
2095   {
2096     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
2097     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2098     &custom_element_change_events[CE_BY_OTHER_ACTION],
2099     NULL, NULL,                         "element changes by other element"
2100   },
2101   {
2102     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
2103     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2104     &custom_element_change.explode,
2105     NULL, "explode instead of change",  "element explodes instead of change"
2106   },
2107   {
2108     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
2109     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2110     &custom_element_change.use_target_content,
2111     NULL, "use extended change target:","element changes to more elements"
2112   },
2113   {
2114     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(11),
2115     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2116     &custom_element_change.only_if_complete,
2117     NULL, "replace all or nothing",     "only replace when all can be changed"
2118   },
2119   {
2120     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(12),
2121     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2122     &custom_element_change.use_random_replace,
2123     NULL, NULL,                         "use percentage for random replace"
2124   },
2125 };
2126
2127 static struct
2128 {
2129   int x, y;
2130   int area_xsize, area_ysize;
2131   int gadget_id;
2132   int gadget_id_align;
2133   char *text_left, *text_right, *text_below;
2134 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2135 {
2136   /* ---------- level playfield content ------------------------------------ */
2137
2138   {
2139     0, 0,
2140     MAX_ED_FIELDX, MAX_ED_FIELDY,
2141     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2142     NULL, NULL,                         NULL
2143   },
2144
2145   /* ---------- yam yam content -------------------------------------------- */
2146
2147   {
2148     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2149     3, 3,
2150     GADGET_ID_ELEMENT_CONTENT_0,        GADGET_ID_NONE,
2151     NULL, NULL,                         "1"
2152   },
2153   {
2154     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2155     3, 3,
2156     GADGET_ID_ELEMENT_CONTENT_1,        GADGET_ID_NONE,
2157     NULL, NULL,                         "2"
2158   },
2159   {
2160     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2161     3, 3,
2162     GADGET_ID_ELEMENT_CONTENT_2,        GADGET_ID_NONE,
2163     NULL, NULL,                         "3"
2164   },
2165   {
2166     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2167     3, 3,
2168     GADGET_ID_ELEMENT_CONTENT_3,        GADGET_ID_NONE,
2169     NULL, NULL,                         "4"
2170   },
2171   {
2172     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2173     3, 3,
2174     GADGET_ID_ELEMENT_CONTENT_4,        GADGET_ID_NONE,
2175     NULL, NULL,                         "5"
2176   },
2177   {
2178     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2179     3, 3,
2180     GADGET_ID_ELEMENT_CONTENT_5,        GADGET_ID_NONE,
2181     NULL, NULL,                         "6"
2182   },
2183   {
2184     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2185     3, 3,
2186     GADGET_ID_ELEMENT_CONTENT_6,        GADGET_ID_NONE,
2187     NULL, NULL,                         "7"
2188   },
2189   {
2190     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2191     3, 3,
2192     GADGET_ID_ELEMENT_CONTENT_7,        GADGET_ID_NONE,
2193     NULL, NULL,                         "8"
2194   },
2195
2196   /* ---------- amoeba content --------------------------------------------- */
2197
2198   {
2199     ED_AREA_AMOEBA_CONTENT_XPOS,        ED_AREA_AMOEBA_CONTENT_YPOS,
2200     1, 1,
2201     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2202     "content:", NULL,                   NULL
2203   },
2204
2205   /* ---------- custom graphic --------------------------------------------- */
2206
2207   {
2208     -1,                                 ED_AREA_ELEM_CONTENT3_YPOS,
2209     1, 1,
2210     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2211     NULL, NULL,                         NULL
2212   },
2213
2214   /* ---------- custom content (when exploding) ---------------------------- */
2215
2216   {
2217     ED_AREA_ELEM_CONTENT4_XPOS,         ED_AREA_ELEM_CONTENT4_YPOS,
2218     3, 3,
2219     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2220     "content:", NULL,                   NULL
2221   },
2222
2223   /* ---------- custom enter and leave element (when moving) --------------- */
2224
2225   {
2226     ED_SETTINGS_XPOS(1),                ED_AREA_ELEM_CONTENT4a_YPOS,
2227     1, 1,
2228     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2229     "can dig:", " ",                    NULL
2230   },
2231   {
2232     -1,                                 ED_AREA_ELEM_CONTENT4b_YPOS,
2233     1, 1,
2234     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2235     NULL, NULL,                         NULL
2236   },
2237
2238   /* ---------- custom change target --------------------------------------- */
2239
2240   {
2241     -1,                                 ED_AREA_ELEM_CONTENT2_YPOS,
2242     1, 1,
2243     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2244     NULL, "after/when:",                NULL
2245   },
2246
2247   /* ---------- custom change content (extended change target) ------------- */
2248
2249   {
2250     ED_AREA_ELEM_CONTENT6_XPOS,         ED_AREA_ELEM_CONTENT6_YPOS,
2251     3, 3,
2252     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2253     NULL, NULL,                         NULL
2254   },
2255
2256   /* ---------- custom change trigger (element causing change) ------------- */
2257
2258   {
2259     -1,                                 ED_AREA_ELEM_CONTENT5_YPOS,
2260     1, 1,
2261     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2262     NULL, NULL,                         NULL
2263   },
2264
2265   /* ---------- group element content -------------------------------------- */
2266
2267   {
2268     ED_AREA_GROUP_CONTENT_XPOS,         ED_AREA_GROUP_CONTENT_YPOS,
2269     MAX_ELEMENTS_IN_GROUP, 1,
2270     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2271     "content:", NULL,                   NULL
2272   },
2273
2274   /* ---------- random background (for random painting) -------------------- */
2275
2276   {
2277     -1,                                 ED_AREA_RANDOM_BACKGROUND_YPOS,
2278     1, 1,
2279     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2280     NULL, NULL,                         NULL
2281   },
2282 };
2283
2284
2285 /*
2286   -----------------------------------------------------------------------------
2287   some internally used variables
2288   -----------------------------------------------------------------------------
2289 */
2290
2291 /* actual size of level editor drawing area */
2292 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2293
2294 /* actual position of level editor drawing area in level playfield */
2295 static int level_xpos = -1, level_ypos = -1;
2296
2297 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2298
2299 /* drawing elements on the three mouse buttons */
2300 static int new_element1 = EL_WALL;
2301 static int new_element2 = EL_EMPTY;
2302 static int new_element3 = EL_SAND;
2303
2304 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2305                                 (button) == 2 ? new_element2 : \
2306                                 (button) == 3 ? new_element3 : EL_EMPTY)
2307 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2308
2309 /* forward declaration for internal use */
2310 static void ModifyEditorCounter(int, int);
2311 static void ModifyEditorCounterLimits(int, int, int);
2312 static void ModifyEditorSelectbox(int, int);
2313 static void ModifyEditorDrawingArea(int, int, int);
2314 static void ModifyEditorElementList();
2315 static void RedrawDrawingElements();
2316 static void DrawDrawingWindow();
2317 static void DrawLevelInfoWindow();
2318 static void DrawPropertiesWindow();
2319 static void UpdateCustomElementGraphicGadgets();
2320 static boolean checkPropertiesConfig(int);
2321 static void CopyLevelToUndoBuffer(int);
2322 static void HandleDrawingAreas(struct GadgetInfo *);
2323 static void HandleCounterButtons(struct GadgetInfo *);
2324 static void HandleTextInputGadgets(struct GadgetInfo *);
2325 static void HandleTextAreaGadgets(struct GadgetInfo *);
2326 static void HandleSelectboxGadgets(struct GadgetInfo *);
2327 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2328 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2329 static void HandleRadiobuttons(struct GadgetInfo *);
2330 static void HandleCheckbuttons(struct GadgetInfo *);
2331 static void HandleControlButtons(struct GadgetInfo *);
2332 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2333
2334 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2335 static int right_gadget_border[NUM_EDITOR_GADGETS];
2336
2337 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2338 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2339 static boolean draw_with_brush = FALSE;
2340 static int properties_element = 0;
2341
2342 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2343 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2344 static int undo_buffer_position = 0;
2345 static int undo_buffer_steps = 0;
2346
2347 static int edit_mode;
2348 static int edit_mode_properties;
2349
2350 static int element_shift = 0;
2351
2352 static int editor_hl_boulderdash[] =
2353 {
2354   EL_CHAR('B'),
2355   EL_CHAR('O'),
2356   EL_CHAR('U'),
2357   EL_CHAR('L'),
2358
2359   EL_CHAR('-'),
2360   EL_CHAR('D'),
2361   EL_CHAR('E'),
2362   EL_CHAR('R'),
2363
2364   EL_CHAR('D'),
2365   EL_CHAR('A'),
2366   EL_CHAR('S'),
2367   EL_CHAR('H'),
2368 };
2369
2370 static int editor_el_boulderdash[] =
2371 {
2372   EL_PLAYER_1,
2373   EL_EMPTY,
2374   EL_SAND,
2375   EL_STEELWALL,
2376
2377   EL_BD_WALL,
2378   EL_BD_MAGIC_WALL,
2379   EL_EXIT_CLOSED,
2380   EL_EXIT_OPEN,
2381
2382   EL_BD_DIAMOND,
2383   EL_BD_BUTTERFLY_UP,
2384   EL_BD_FIREFLY_UP,
2385   EL_BD_ROCK,
2386
2387   EL_BD_BUTTERFLY_LEFT,
2388   EL_BD_FIREFLY_LEFT,
2389   EL_BD_BUTTERFLY_RIGHT,
2390   EL_BD_FIREFLY_RIGHT,
2391
2392   EL_BD_AMOEBA,
2393   EL_BD_BUTTERFLY_DOWN,
2394   EL_BD_FIREFLY_DOWN,
2395   EL_EMPTY,
2396 };
2397 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2398 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2399 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2400 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2401
2402 static int editor_hl_emerald_mine[] =
2403 {
2404   EL_CHAR('E'),
2405   EL_CHAR('M'),
2406   EL_CHAR('E'),
2407   EL_CHAR('-'),
2408
2409   EL_CHAR('R'),
2410   EL_CHAR('A'),
2411   EL_CHAR('L'),
2412   EL_CHAR('D'),
2413
2414   EL_CHAR('M'),
2415   EL_CHAR('I'),
2416   EL_CHAR('N'),
2417   EL_CHAR('E'),
2418 };
2419
2420 static int editor_el_emerald_mine[] =
2421 {
2422   EL_PLAYER_1,
2423   EL_PLAYER_2,
2424   EL_PLAYER_3,
2425   EL_PLAYER_4,
2426
2427   EL_PLAYER_1,
2428   EL_EMPTY,
2429   EL_SAND,
2430   EL_ROCK,
2431
2432   EL_STEELWALL,
2433   EL_WALL,
2434   EL_WALL_SLIPPERY,
2435   EL_MAGIC_WALL,
2436
2437   EL_EMERALD,
2438   EL_DIAMOND,
2439   EL_NUT,
2440   EL_BOMB,
2441
2442   EL_WALL_EMERALD,
2443   EL_WALL_DIAMOND,
2444   EL_QUICKSAND_EMPTY,
2445   EL_QUICKSAND_FULL,
2446
2447   EL_DYNAMITE,
2448   EL_DYNAMITE_ACTIVE,
2449   EL_EXIT_CLOSED,
2450   EL_EXIT_OPEN,
2451
2452   EL_YAMYAM,
2453   EL_BUG_UP,
2454   EL_SPACESHIP_UP,
2455   EL_ROBOT,
2456
2457   EL_BUG_LEFT,
2458   EL_SPACESHIP_LEFT,
2459   EL_BUG_RIGHT,
2460   EL_SPACESHIP_RIGHT,
2461
2462   EL_ROBOT_WHEEL,
2463   EL_BUG_DOWN,
2464   EL_SPACESHIP_DOWN,
2465   EL_INVISIBLE_WALL,
2466
2467   EL_ACID_POOL_TOPLEFT,
2468   EL_ACID,
2469   EL_ACID_POOL_TOPRIGHT,
2470   EL_EMPTY,
2471
2472   EL_ACID_POOL_BOTTOMLEFT,
2473   EL_ACID_POOL_BOTTOM,
2474   EL_ACID_POOL_BOTTOMRIGHT,
2475   EL_EMPTY,
2476
2477   EL_AMOEBA_DROP,
2478   EL_AMOEBA_DEAD,
2479   EL_AMOEBA_WET,
2480   EL_AMOEBA_DRY,
2481
2482 #if 1
2483   EL_EM_KEY_1,
2484   EL_EM_KEY_2,
2485   EL_EM_KEY_3,
2486   EL_EM_KEY_4,
2487 #else
2488   EL_EM_KEY_1_FILE,
2489   EL_EM_KEY_2_FILE,
2490   EL_EM_KEY_3_FILE,
2491   EL_EM_KEY_4_FILE,
2492 #endif
2493
2494   EL_EM_GATE_1,
2495   EL_EM_GATE_2,
2496   EL_EM_GATE_3,
2497   EL_EM_GATE_4,
2498
2499   EL_EM_GATE_1_GRAY,
2500   EL_EM_GATE_2_GRAY,
2501   EL_EM_GATE_3_GRAY,
2502   EL_EM_GATE_4_GRAY,
2503 };
2504 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2505 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2506 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2507 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2508
2509 static int editor_hl_more[] =
2510 {
2511   EL_CHAR('M'),
2512   EL_CHAR('O'),
2513   EL_CHAR('R'),
2514   EL_CHAR('E'),
2515 };
2516
2517 static int editor_el_more[] =
2518 {
2519   EL_KEY_1,
2520   EL_KEY_2,
2521   EL_KEY_3,
2522   EL_KEY_4,
2523
2524   EL_GATE_1,
2525   EL_GATE_2,
2526   EL_GATE_3,
2527   EL_GATE_4,
2528
2529   EL_GATE_1_GRAY,
2530   EL_GATE_2_GRAY,
2531   EL_GATE_3_GRAY,
2532   EL_GATE_4_GRAY,
2533
2534   EL_ARROW_LEFT,
2535   EL_ARROW_RIGHT,
2536   EL_ARROW_UP,
2537   EL_ARROW_DOWN,
2538
2539   EL_AMOEBA_FULL,
2540   EL_EMERALD_YELLOW,
2541   EL_EMERALD_RED,
2542   EL_EMERALD_PURPLE,
2543
2544   EL_WALL_BD_DIAMOND,
2545   EL_WALL_EMERALD_YELLOW,
2546   EL_WALL_EMERALD_RED,
2547   EL_WALL_EMERALD_PURPLE,
2548
2549   EL_GAME_OF_LIFE,
2550   EL_PACMAN_UP,
2551   EL_TIME_ORB_FULL,
2552   EL_TIME_ORB_EMPTY,
2553
2554   EL_PACMAN_LEFT,
2555   EL_DARK_YAMYAM,
2556   EL_PACMAN_RIGHT,
2557   EL_EXPANDABLE_WALL,
2558
2559   EL_BIOMAZE,
2560   EL_PACMAN_DOWN,
2561   EL_LAMP,
2562   EL_LAMP_ACTIVE,
2563
2564   EL_DYNABOMB_INCREASE_NUMBER,
2565   EL_DYNABOMB_INCREASE_SIZE,
2566   EL_DYNABOMB_INCREASE_POWER,
2567   EL_STONEBLOCK,
2568
2569   EL_MOLE,
2570   EL_PENGUIN,
2571   EL_PIG,
2572   EL_DRAGON,
2573
2574   EL_BUG,
2575   EL_MOLE_UP,
2576   EL_BD_BUTTERFLY,
2577   EL_BD_FIREFLY,
2578
2579   EL_MOLE_LEFT,
2580   EL_EMPTY,
2581   EL_MOLE_RIGHT,
2582   EL_PACMAN,
2583
2584   EL_SPACESHIP,
2585   EL_MOLE_DOWN,
2586   EL_BALLOON,
2587   EL_BALLOON_SWITCH_ANY,
2588
2589   EL_BALLOON_SWITCH_LEFT,
2590   EL_BALLOON_SWITCH_RIGHT,
2591   EL_BALLOON_SWITCH_UP,
2592   EL_BALLOON_SWITCH_DOWN,
2593
2594   EL_SATELLITE,
2595   EL_EXPANDABLE_WALL_HORIZONTAL,
2596   EL_EXPANDABLE_WALL_VERTICAL,
2597   EL_EXPANDABLE_WALL_ANY,
2598
2599   EL_INVISIBLE_STEELWALL,
2600   EL_INVISIBLE_WALL,
2601   EL_SPEED_PILL,
2602   EL_BLACK_ORB,
2603
2604   EL_EMC_STEELWALL_1,
2605   EL_EMC_WALL_1,
2606   EL_EMC_WALL_2,
2607   EL_EMC_WALL_3,
2608
2609   EL_EMC_WALL_4,
2610   EL_EMC_WALL_5,
2611   EL_EMC_WALL_6,
2612   EL_EMC_WALL_7,
2613 };
2614 static int *editor_hl_more_ptr = editor_hl_more;
2615 static int *editor_el_more_ptr = editor_el_more;
2616 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2617 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2618
2619 static int editor_hl_sokoban[] =
2620 {
2621   EL_CHAR('S'),
2622   EL_CHAR('O'),
2623   EL_CHAR('K'),
2624   EL_CHAR('O'),
2625
2626   EL_CHAR('-'),
2627   EL_CHAR('B'),
2628   EL_CHAR('A'),
2629   EL_CHAR('N'),
2630 };
2631
2632 static int editor_el_sokoban[] =
2633 {
2634   EL_SOKOBAN_OBJECT,
2635   EL_SOKOBAN_FIELD_EMPTY,
2636   EL_SOKOBAN_FIELD_FULL,
2637   EL_SOKOBAN_FIELD_PLAYER,
2638 };
2639 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
2640 static int *editor_el_sokoban_ptr = editor_el_sokoban;
2641 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
2642 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
2643
2644 static int editor_hl_supaplex[] =
2645 {
2646   EL_CHAR('S'),
2647   EL_CHAR('U'),
2648   EL_CHAR('P'),
2649   EL_CHAR('A'),
2650
2651   EL_CHAR('P'),
2652   EL_CHAR('L'),
2653   EL_CHAR('E'),
2654   EL_CHAR('X'),
2655 };
2656
2657 static int editor_el_supaplex[] =
2658 {
2659 #if 1
2660   EL_EMPTY,
2661 #else
2662   EL_SP_EMPTY,
2663 #endif
2664   EL_SP_ZONK,
2665   EL_SP_BASE,
2666   EL_SP_MURPHY,
2667
2668   EL_SP_INFOTRON,
2669   EL_SP_CHIP_SINGLE,
2670   EL_SP_HARDWARE_GRAY,
2671   EL_SP_EXIT_CLOSED,
2672
2673   EL_SP_DISK_ORANGE,
2674   EL_SP_PORT_RIGHT,
2675   EL_SP_PORT_DOWN,
2676   EL_SP_PORT_LEFT,
2677
2678   EL_SP_PORT_UP,
2679   EL_SP_GRAVITY_PORT_RIGHT,
2680   EL_SP_GRAVITY_PORT_DOWN,
2681   EL_SP_GRAVITY_PORT_LEFT,
2682
2683   EL_SP_GRAVITY_PORT_UP,
2684   EL_SP_SNIKSNAK,
2685   EL_SP_DISK_YELLOW,
2686   EL_SP_TERMINAL,
2687
2688   EL_SP_DISK_RED,
2689   EL_SP_PORT_VERTICAL,
2690   EL_SP_PORT_HORIZONTAL,
2691   EL_SP_PORT_ANY,
2692
2693   EL_SP_ELECTRON,
2694   EL_SP_BUGGY_BASE,
2695   EL_SP_CHIP_LEFT,
2696   EL_SP_CHIP_RIGHT,
2697
2698   EL_SP_HARDWARE_BASE_1,
2699   EL_SP_HARDWARE_GREEN,
2700   EL_SP_HARDWARE_BLUE,
2701   EL_SP_HARDWARE_RED,
2702
2703   EL_SP_HARDWARE_YELLOW,
2704   EL_SP_HARDWARE_BASE_2,
2705   EL_SP_HARDWARE_BASE_3,
2706   EL_SP_HARDWARE_BASE_4,
2707
2708   EL_SP_HARDWARE_BASE_5,
2709   EL_SP_HARDWARE_BASE_6,
2710   EL_SP_CHIP_TOP,
2711   EL_SP_CHIP_BOTTOM,
2712 };
2713 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
2714 static int *editor_el_supaplex_ptr = editor_el_supaplex;
2715 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
2716 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
2717
2718 static int editor_hl_diamond_caves[] =
2719 {
2720   EL_CHAR('D'),
2721   EL_CHAR('I'),
2722   EL_CHAR('A'),
2723   EL_CHAR('-'),
2724
2725   EL_CHAR('M'),
2726   EL_CHAR('O'),
2727   EL_CHAR('N'),
2728   EL_CHAR('D'),
2729
2730   EL_CHAR('C'),
2731   EL_CHAR('A'),
2732   EL_CHAR('V'),
2733   EL_CHAR('E'),
2734
2735   EL_CHAR('S'),
2736   EL_CHAR(' '),
2737   EL_CHAR('I'),
2738   EL_CHAR('I'),
2739 };
2740
2741 static int editor_el_diamond_caves[] =
2742 {
2743   EL_PEARL,
2744   EL_CRYSTAL,
2745   EL_WALL_PEARL,
2746   EL_WALL_CRYSTAL,
2747
2748   EL_CONVEYOR_BELT_1_LEFT,
2749   EL_CONVEYOR_BELT_1_MIDDLE,
2750   EL_CONVEYOR_BELT_1_RIGHT,
2751   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
2752
2753   EL_CONVEYOR_BELT_2_LEFT,
2754   EL_CONVEYOR_BELT_2_MIDDLE,
2755   EL_CONVEYOR_BELT_2_RIGHT,
2756   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
2757
2758   EL_CONVEYOR_BELT_3_LEFT,
2759   EL_CONVEYOR_BELT_3_MIDDLE,
2760   EL_CONVEYOR_BELT_3_RIGHT,
2761   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
2762
2763   EL_CONVEYOR_BELT_4_LEFT,
2764   EL_CONVEYOR_BELT_4_MIDDLE,
2765   EL_CONVEYOR_BELT_4_RIGHT,
2766   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
2767
2768   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
2769   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
2770   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
2771   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
2772
2773   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
2774   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
2775   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
2776   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
2777
2778   EL_SWITCHGATE_OPEN,
2779   EL_SWITCHGATE_CLOSED,
2780   EL_SWITCHGATE_SWITCH_UP,
2781   EL_EMPTY,
2782
2783   EL_ENVELOPE_1,
2784   EL_ENVELOPE_2,
2785   EL_ENVELOPE_3,
2786   EL_ENVELOPE_4,
2787
2788   EL_TIMEGATE_CLOSED,
2789   EL_TIMEGATE_OPEN,
2790   EL_TIMEGATE_SWITCH,
2791   EL_EMPTY,
2792
2793   EL_LANDMINE,
2794   EL_INVISIBLE_SAND,
2795   EL_STEELWALL_SLIPPERY,
2796   EL_EMPTY,
2797
2798   EL_SIGN_EXCLAMATION,
2799   EL_SIGN_STOP,
2800   EL_LIGHT_SWITCH,
2801   EL_LIGHT_SWITCH_ACTIVE,
2802
2803   EL_SHIELD_NORMAL,
2804   EL_SHIELD_DEADLY,
2805   EL_EXTRA_TIME,
2806   EL_EMPTY,
2807 };
2808 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
2809 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
2810 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
2811 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
2812
2813 static int editor_hl_dx_boulderdash[] =
2814 {
2815   EL_CHAR('D'),
2816   EL_CHAR('X'),
2817   EL_CHAR('-'),
2818   EL_CHAR(' '),
2819
2820   EL_CHAR('B'),
2821   EL_CHAR('O'),
2822   EL_CHAR('U'),
2823   EL_CHAR('L'),
2824
2825   EL_CHAR('-'),
2826   EL_CHAR('D'),
2827   EL_CHAR('E'),
2828   EL_CHAR('R'),
2829
2830   EL_CHAR('D'),
2831   EL_CHAR('A'),
2832   EL_CHAR('S'),
2833   EL_CHAR('H'),
2834 };
2835
2836 static int editor_el_dx_boulderdash[] =
2837 {
2838   EL_SPRING,
2839   EL_TUBE_RIGHT_DOWN,
2840   EL_TUBE_HORIZONTAL_DOWN,
2841   EL_TUBE_LEFT_DOWN,
2842
2843   EL_TUBE_HORIZONTAL,
2844   EL_TUBE_VERTICAL_RIGHT,
2845   EL_TUBE_ANY,
2846   EL_TUBE_VERTICAL_LEFT,
2847
2848   EL_TUBE_VERTICAL,
2849   EL_TUBE_RIGHT_UP,
2850   EL_TUBE_HORIZONTAL_UP,
2851   EL_TUBE_LEFT_UP,
2852
2853   EL_TRAP,
2854   EL_DX_SUPABOMB,
2855   EL_EMPTY,
2856   EL_EMPTY
2857 };
2858 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
2859 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
2860 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
2861 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
2862
2863 static int editor_hl_chars[] =
2864 {
2865   EL_CHAR('T'),
2866   EL_CHAR('E'),
2867   EL_CHAR('X'),
2868   EL_CHAR('T'),
2869 };
2870
2871 static int editor_el_chars[] =
2872 {
2873   EL_CHAR(' '),
2874   EL_CHAR('!'),
2875   EL_CHAR('"'),
2876   EL_CHAR('#'),
2877
2878   EL_CHAR('$'),
2879   EL_CHAR('%'),
2880   EL_CHAR('&'),
2881   EL_CHAR('\''),
2882
2883   EL_CHAR('('),
2884   EL_CHAR(')'),
2885   EL_CHAR('*'),
2886   EL_CHAR('+'),
2887
2888   EL_CHAR(','),
2889   EL_CHAR('-'),
2890   EL_CHAR('.'),
2891   EL_CHAR('/'),
2892
2893   EL_CHAR('0'),
2894   EL_CHAR('1'),
2895   EL_CHAR('2'),
2896   EL_CHAR('3'),
2897
2898   EL_CHAR('4'),
2899   EL_CHAR('5'),
2900   EL_CHAR('6'),
2901   EL_CHAR('7'),
2902
2903   EL_CHAR('8'),
2904   EL_CHAR('9'),
2905   EL_CHAR(':'),
2906   EL_CHAR(';'),
2907
2908   EL_CHAR('<'),
2909   EL_CHAR('='),
2910   EL_CHAR('>'),
2911   EL_CHAR('?'),
2912
2913   EL_CHAR('@'),
2914   EL_CHAR('A'),
2915   EL_CHAR('B'),
2916   EL_CHAR('C'),
2917
2918   EL_CHAR('D'),
2919   EL_CHAR('E'),
2920   EL_CHAR('F'),
2921   EL_CHAR('G'),
2922
2923   EL_CHAR('H'),
2924   EL_CHAR('I'),
2925   EL_CHAR('J'),
2926   EL_CHAR('K'),
2927
2928   EL_CHAR('L'),
2929   EL_CHAR('M'),
2930   EL_CHAR('N'),
2931   EL_CHAR('O'),
2932
2933   EL_CHAR('P'),
2934   EL_CHAR('Q'),
2935   EL_CHAR('R'),
2936   EL_CHAR('S'),
2937
2938   EL_CHAR('T'),
2939   EL_CHAR('U'),
2940   EL_CHAR('V'),
2941   EL_CHAR('W'),
2942
2943   EL_CHAR('X'),
2944   EL_CHAR('Y'),
2945   EL_CHAR('Z'),
2946   EL_CHAR('['),
2947
2948   EL_CHAR('\\'),
2949   EL_CHAR(']'),
2950   EL_CHAR('^'),
2951   EL_CHAR('_'),
2952
2953   EL_CHAR('©'),
2954   EL_CHAR('Ä'),
2955   EL_CHAR('Ö'),
2956   EL_CHAR('Ü'),
2957
2958   EL_CHAR('°'),
2959   EL_CHAR('®'),
2960   EL_CHAR(FONT_ASCII_CURSOR),
2961   EL_CHAR(' ')
2962 };
2963 static int *editor_hl_chars_ptr = editor_hl_chars;
2964 static int *editor_el_chars_ptr = editor_el_chars;
2965 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
2966 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
2967
2968 static int editor_hl_custom[] =
2969 {
2970   EL_CHAR('C'),
2971   EL_CHAR('U'),
2972   EL_CHAR('S'),
2973   EL_CHAR('-'),
2974
2975   EL_CHAR('T'),
2976   EL_CHAR('O'),
2977   EL_CHAR('M'),
2978   EL_CHAR(' '),
2979
2980   EL_CHAR('E'),
2981   EL_CHAR('L'),
2982   EL_CHAR('E'),
2983   EL_CHAR('M'),
2984
2985   EL_CHAR('E'),
2986   EL_CHAR('N'),
2987   EL_CHAR('T'),
2988   EL_CHAR('S'),
2989 };
2990
2991 static int editor_el_custom[] =
2992 {
2993   EL_CUSTOM_START + 0,
2994   EL_CUSTOM_START + 1,
2995   EL_CUSTOM_START + 2,
2996   EL_CUSTOM_START + 3,
2997
2998   EL_CUSTOM_START + 4,
2999   EL_CUSTOM_START + 5,
3000   EL_CUSTOM_START + 6,
3001   EL_CUSTOM_START + 7,
3002
3003   EL_CUSTOM_START + 8,
3004   EL_CUSTOM_START + 9,
3005   EL_CUSTOM_START + 10,
3006   EL_CUSTOM_START + 11,
3007
3008   EL_CUSTOM_START + 12,
3009   EL_CUSTOM_START + 13,
3010   EL_CUSTOM_START + 14,
3011   EL_CUSTOM_START + 15,
3012
3013   EL_CUSTOM_START + 16,
3014   EL_CUSTOM_START + 17,
3015   EL_CUSTOM_START + 18,
3016   EL_CUSTOM_START + 19,
3017
3018   EL_CUSTOM_START + 20,
3019   EL_CUSTOM_START + 21,
3020   EL_CUSTOM_START + 22,
3021   EL_CUSTOM_START + 23,
3022
3023   EL_CUSTOM_START + 24,
3024   EL_CUSTOM_START + 25,
3025   EL_CUSTOM_START + 26,
3026   EL_CUSTOM_START + 27,
3027
3028   EL_CUSTOM_START + 28,
3029   EL_CUSTOM_START + 29,
3030   EL_CUSTOM_START + 30,
3031   EL_CUSTOM_START + 31,
3032
3033   EL_CUSTOM_START + 32,
3034   EL_CUSTOM_START + 33,
3035   EL_CUSTOM_START + 34,
3036   EL_CUSTOM_START + 35,
3037
3038   EL_CUSTOM_START + 36,
3039   EL_CUSTOM_START + 37,
3040   EL_CUSTOM_START + 38,
3041   EL_CUSTOM_START + 39,
3042
3043   EL_CUSTOM_START + 40,
3044   EL_CUSTOM_START + 41,
3045   EL_CUSTOM_START + 42,
3046   EL_CUSTOM_START + 43,
3047
3048   EL_CUSTOM_START + 44,
3049   EL_CUSTOM_START + 45,
3050   EL_CUSTOM_START + 46,
3051   EL_CUSTOM_START + 47,
3052
3053   EL_CUSTOM_START + 48,
3054   EL_CUSTOM_START + 49,
3055   EL_CUSTOM_START + 50,
3056   EL_CUSTOM_START + 51,
3057
3058   EL_CUSTOM_START + 52,
3059   EL_CUSTOM_START + 53,
3060   EL_CUSTOM_START + 54,
3061   EL_CUSTOM_START + 55,
3062
3063   EL_CUSTOM_START + 56,
3064   EL_CUSTOM_START + 57,
3065   EL_CUSTOM_START + 58,
3066   EL_CUSTOM_START + 59,
3067
3068   EL_CUSTOM_START + 60,
3069   EL_CUSTOM_START + 61,
3070   EL_CUSTOM_START + 62,
3071   EL_CUSTOM_START + 63,
3072
3073   EL_CUSTOM_START + 64,
3074   EL_CUSTOM_START + 65,
3075   EL_CUSTOM_START + 66,
3076   EL_CUSTOM_START + 67,
3077
3078   EL_CUSTOM_START + 68,
3079   EL_CUSTOM_START + 69,
3080   EL_CUSTOM_START + 70,
3081   EL_CUSTOM_START + 71,
3082
3083   EL_CUSTOM_START + 72,
3084   EL_CUSTOM_START + 73,
3085   EL_CUSTOM_START + 74,
3086   EL_CUSTOM_START + 75,
3087
3088   EL_CUSTOM_START + 76,
3089   EL_CUSTOM_START + 77,
3090   EL_CUSTOM_START + 78,
3091   EL_CUSTOM_START + 79,
3092
3093   EL_CUSTOM_START + 80,
3094   EL_CUSTOM_START + 81,
3095   EL_CUSTOM_START + 82,
3096   EL_CUSTOM_START + 83,
3097
3098   EL_CUSTOM_START + 84,
3099   EL_CUSTOM_START + 85,
3100   EL_CUSTOM_START + 86,
3101   EL_CUSTOM_START + 87,
3102
3103   EL_CUSTOM_START + 88,
3104   EL_CUSTOM_START + 89,
3105   EL_CUSTOM_START + 90,
3106   EL_CUSTOM_START + 91,
3107
3108   EL_CUSTOM_START + 92,
3109   EL_CUSTOM_START + 93,
3110   EL_CUSTOM_START + 94,
3111   EL_CUSTOM_START + 95,
3112
3113   EL_CUSTOM_START + 96,
3114   EL_CUSTOM_START + 97,
3115   EL_CUSTOM_START + 98,
3116   EL_CUSTOM_START + 99,
3117
3118   EL_CUSTOM_START + 100,
3119   EL_CUSTOM_START + 101,
3120   EL_CUSTOM_START + 102,
3121   EL_CUSTOM_START + 103,
3122
3123   EL_CUSTOM_START + 104,
3124   EL_CUSTOM_START + 105,
3125   EL_CUSTOM_START + 106,
3126   EL_CUSTOM_START + 107,
3127
3128   EL_CUSTOM_START + 108,
3129   EL_CUSTOM_START + 109,
3130   EL_CUSTOM_START + 110,
3131   EL_CUSTOM_START + 111,
3132
3133   EL_CUSTOM_START + 112,
3134   EL_CUSTOM_START + 113,
3135   EL_CUSTOM_START + 114,
3136   EL_CUSTOM_START + 115,
3137
3138   EL_CUSTOM_START + 116,
3139   EL_CUSTOM_START + 117,
3140   EL_CUSTOM_START + 118,
3141   EL_CUSTOM_START + 119,
3142
3143   EL_CUSTOM_START + 120,
3144   EL_CUSTOM_START + 121,
3145   EL_CUSTOM_START + 122,
3146   EL_CUSTOM_START + 123,
3147
3148   EL_CUSTOM_START + 124,
3149   EL_CUSTOM_START + 125,
3150   EL_CUSTOM_START + 126,
3151   EL_CUSTOM_START + 127
3152 };
3153 static int *editor_hl_custom_ptr = editor_hl_custom;
3154 static int *editor_el_custom_ptr = editor_el_custom;
3155 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3156 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3157
3158 static int editor_hl_custom_more[] =
3159 {
3160 };
3161
3162 static int editor_el_custom_more[] =
3163 {
3164   EL_CUSTOM_START + 128,
3165   EL_CUSTOM_START + 129,
3166   EL_CUSTOM_START + 130,
3167   EL_CUSTOM_START + 131,
3168
3169   EL_CUSTOM_START + 132,
3170   EL_CUSTOM_START + 133,
3171   EL_CUSTOM_START + 134,
3172   EL_CUSTOM_START + 135,
3173
3174   EL_CUSTOM_START + 136,
3175   EL_CUSTOM_START + 137,
3176   EL_CUSTOM_START + 138,
3177   EL_CUSTOM_START + 139,
3178
3179   EL_CUSTOM_START + 140,
3180   EL_CUSTOM_START + 141,
3181   EL_CUSTOM_START + 142,
3182   EL_CUSTOM_START + 143,
3183
3184   EL_CUSTOM_START + 144,
3185   EL_CUSTOM_START + 145,
3186   EL_CUSTOM_START + 146,
3187   EL_CUSTOM_START + 147,
3188
3189   EL_CUSTOM_START + 148,
3190   EL_CUSTOM_START + 149,
3191   EL_CUSTOM_START + 150,
3192   EL_CUSTOM_START + 151,
3193
3194   EL_CUSTOM_START + 152,
3195   EL_CUSTOM_START + 153,
3196   EL_CUSTOM_START + 154,
3197   EL_CUSTOM_START + 155,
3198
3199   EL_CUSTOM_START + 156,
3200   EL_CUSTOM_START + 157,
3201   EL_CUSTOM_START + 158,
3202   EL_CUSTOM_START + 159,
3203
3204   EL_CUSTOM_START + 160,
3205   EL_CUSTOM_START + 161,
3206   EL_CUSTOM_START + 162,
3207   EL_CUSTOM_START + 163,
3208
3209   EL_CUSTOM_START + 164,
3210   EL_CUSTOM_START + 165,
3211   EL_CUSTOM_START + 166,
3212   EL_CUSTOM_START + 167,
3213
3214   EL_CUSTOM_START + 168,
3215   EL_CUSTOM_START + 169,
3216   EL_CUSTOM_START + 170,
3217   EL_CUSTOM_START + 171,
3218
3219   EL_CUSTOM_START + 172,
3220   EL_CUSTOM_START + 173,
3221   EL_CUSTOM_START + 174,
3222   EL_CUSTOM_START + 175,
3223
3224   EL_CUSTOM_START + 176,
3225   EL_CUSTOM_START + 177,
3226   EL_CUSTOM_START + 178,
3227   EL_CUSTOM_START + 179,
3228
3229   EL_CUSTOM_START + 180,
3230   EL_CUSTOM_START + 181,
3231   EL_CUSTOM_START + 182,
3232   EL_CUSTOM_START + 183,
3233
3234   EL_CUSTOM_START + 184,
3235   EL_CUSTOM_START + 185,
3236   EL_CUSTOM_START + 186,
3237   EL_CUSTOM_START + 187,
3238
3239   EL_CUSTOM_START + 188,
3240   EL_CUSTOM_START + 189,
3241   EL_CUSTOM_START + 190,
3242   EL_CUSTOM_START + 191,
3243
3244   EL_CUSTOM_START + 192,
3245   EL_CUSTOM_START + 193,
3246   EL_CUSTOM_START + 194,
3247   EL_CUSTOM_START + 195,
3248
3249   EL_CUSTOM_START + 196,
3250   EL_CUSTOM_START + 197,
3251   EL_CUSTOM_START + 198,
3252   EL_CUSTOM_START + 199,
3253
3254   EL_CUSTOM_START + 200,
3255   EL_CUSTOM_START + 201,
3256   EL_CUSTOM_START + 202,
3257   EL_CUSTOM_START + 203,
3258
3259   EL_CUSTOM_START + 204,
3260   EL_CUSTOM_START + 205,
3261   EL_CUSTOM_START + 206,
3262   EL_CUSTOM_START + 207,
3263
3264   EL_CUSTOM_START + 208,
3265   EL_CUSTOM_START + 209,
3266   EL_CUSTOM_START + 210,
3267   EL_CUSTOM_START + 211,
3268
3269   EL_CUSTOM_START + 212,
3270   EL_CUSTOM_START + 213,
3271   EL_CUSTOM_START + 214,
3272   EL_CUSTOM_START + 215,
3273
3274   EL_CUSTOM_START + 216,
3275   EL_CUSTOM_START + 217,
3276   EL_CUSTOM_START + 218,
3277   EL_CUSTOM_START + 219,
3278
3279   EL_CUSTOM_START + 220,
3280   EL_CUSTOM_START + 221,
3281   EL_CUSTOM_START + 222,
3282   EL_CUSTOM_START + 223,
3283
3284   EL_CUSTOM_START + 224,
3285   EL_CUSTOM_START + 225,
3286   EL_CUSTOM_START + 226,
3287   EL_CUSTOM_START + 227,
3288
3289   EL_CUSTOM_START + 228,
3290   EL_CUSTOM_START + 229,
3291   EL_CUSTOM_START + 230,
3292   EL_CUSTOM_START + 231,
3293
3294   EL_CUSTOM_START + 232,
3295   EL_CUSTOM_START + 233,
3296   EL_CUSTOM_START + 234,
3297   EL_CUSTOM_START + 235,
3298
3299   EL_CUSTOM_START + 236,
3300   EL_CUSTOM_START + 237,
3301   EL_CUSTOM_START + 238,
3302   EL_CUSTOM_START + 239,
3303
3304   EL_CUSTOM_START + 240,
3305   EL_CUSTOM_START + 241,
3306   EL_CUSTOM_START + 242,
3307   EL_CUSTOM_START + 243,
3308
3309   EL_CUSTOM_START + 244,
3310   EL_CUSTOM_START + 245,
3311   EL_CUSTOM_START + 246,
3312   EL_CUSTOM_START + 247,
3313
3314   EL_CUSTOM_START + 248,
3315   EL_CUSTOM_START + 249,
3316   EL_CUSTOM_START + 250,
3317   EL_CUSTOM_START + 251,
3318
3319   EL_CUSTOM_START + 252,
3320   EL_CUSTOM_START + 253,
3321   EL_CUSTOM_START + 254,
3322   EL_CUSTOM_START + 255,
3323
3324   EL_TRIGGER_ELEMENT,
3325   EL_TRIGGER_PLAYER,
3326   EL_EMPTY,
3327   EL_EMPTY
3328 };
3329 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3330 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3331 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3332 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3333
3334 static int editor_hl_group[] =
3335 {
3336   EL_CHAR('G'),
3337   EL_CHAR('R'),
3338   EL_CHAR('O'),
3339   EL_CHAR('U'),
3340
3341   EL_CHAR('P'),
3342   EL_CHAR(' '),
3343   EL_CHAR(' '),
3344   EL_CHAR(' '),
3345
3346   EL_CHAR('E'),
3347   EL_CHAR('L'),
3348   EL_CHAR('E'),
3349   EL_CHAR('M'),
3350
3351   EL_CHAR('E'),
3352   EL_CHAR('N'),
3353   EL_CHAR('T'),
3354   EL_CHAR('S'),
3355 };
3356
3357 static int editor_el_group[] =
3358 {
3359   EL_GROUP_START + 0,
3360   EL_GROUP_START + 1,
3361   EL_GROUP_START + 2,
3362   EL_GROUP_START + 3,
3363
3364   EL_GROUP_START + 4,
3365   EL_GROUP_START + 5,
3366   EL_GROUP_START + 6,
3367   EL_GROUP_START + 7,
3368
3369   EL_GROUP_START + 8,
3370   EL_GROUP_START + 9,
3371   EL_GROUP_START + 10,
3372   EL_GROUP_START + 11,
3373
3374   EL_GROUP_START + 12,
3375   EL_GROUP_START + 13,
3376   EL_GROUP_START + 14,
3377   EL_GROUP_START + 15
3378 };
3379 static int *editor_hl_group_ptr = editor_hl_group;
3380 static int *editor_el_group_ptr = editor_el_group;
3381 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3382 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3383
3384 static int editor_hl_group_more[] =
3385 {
3386 };
3387
3388 static int editor_el_group_more[] =
3389 {
3390   EL_GROUP_START + 16,
3391   EL_GROUP_START + 17,
3392   EL_GROUP_START + 18,
3393   EL_GROUP_START + 19,
3394
3395   EL_GROUP_START + 20,
3396   EL_GROUP_START + 21,
3397   EL_GROUP_START + 22,
3398   EL_GROUP_START + 23,
3399
3400   EL_GROUP_START + 24,
3401   EL_GROUP_START + 25,
3402   EL_GROUP_START + 26,
3403   EL_GROUP_START + 27,
3404
3405   EL_GROUP_START + 28,
3406   EL_GROUP_START + 29,
3407   EL_GROUP_START + 30,
3408   EL_GROUP_START + 31
3409 };
3410 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3411 static int *editor_el_group_more_ptr = editor_el_group_more;
3412 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3413 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3414
3415 static int editor_hl_user_defined[] =
3416 {
3417   EL_CHAR('U'),
3418   EL_CHAR('S'),
3419   EL_CHAR('E'),
3420   EL_CHAR('R'),
3421
3422   EL_CHAR('D'),
3423   EL_CHAR('E'),
3424   EL_CHAR('F'),
3425   EL_CHAR('I'),
3426
3427   EL_CHAR('-'),
3428   EL_CHAR('N'),
3429   EL_CHAR('E'),
3430   EL_CHAR('D'),
3431 };
3432
3433 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3434 static int *editor_el_user_defined_ptr = NULL;
3435 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3436 static int num_editor_el_user_defined = 0;
3437
3438 static int editor_hl_empty[] = { };
3439 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3440
3441 static int *editor_hl_empty_ptr = editor_hl_empty;
3442 static int *editor_el_empty_ptr = editor_el_empty;
3443 static int num_editor_hl_empty = 0;
3444 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3445
3446 static boolean use_el_empty = FALSE;
3447
3448 static int *editor_elements = NULL;     /* dynamically allocated */
3449 static int num_editor_elements = 0;     /* dynamically determined */
3450
3451 static struct
3452 {
3453   boolean *setup_value;
3454
3455   int **headline_list;
3456   int *headline_list_size;
3457
3458   int **element_list;
3459   int *element_list_size;
3460
3461   boolean last_setup_value;
3462 }
3463 editor_elements_info[] =
3464 {
3465   {
3466     &setup.editor.el_boulderdash,
3467     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3468     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3469   },
3470   {
3471     &setup.editor.el_emerald_mine,
3472     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3473     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3474   },
3475   {
3476     &setup.editor.el_more,
3477     &editor_hl_more_ptr,                &num_editor_hl_more,
3478     &editor_el_more_ptr,                &num_editor_el_more
3479   },
3480   {
3481     &setup.editor.el_sokoban,
3482     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3483     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3484   },
3485   {
3486     &setup.editor.el_supaplex,
3487     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3488     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3489   },
3490   {
3491     &setup.editor.el_diamond_caves,
3492     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3493     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3494   },
3495   {
3496     &setup.editor.el_dx_boulderdash,
3497     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3498     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3499   },
3500   {
3501     &setup.editor.el_chars,
3502     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3503     &editor_el_chars_ptr,               &num_editor_el_chars
3504   },
3505   {
3506     &setup.editor.el_custom,
3507     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3508     &editor_el_custom_ptr,              &num_editor_el_custom
3509   },
3510   {
3511     &setup.editor.el_custom_more,
3512     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3513     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3514   },
3515   {
3516     &setup.editor.el_custom,
3517     &editor_hl_group_ptr,               &num_editor_hl_group,
3518     &editor_el_group_ptr,               &num_editor_el_group
3519   },
3520   {
3521     &setup.editor.el_custom_more,
3522     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3523     &editor_el_group_more_ptr,          &num_editor_el_group_more
3524   },
3525   {
3526     &setup.editor.el_user_defined,
3527     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3528     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3529   },
3530   {
3531     &use_el_empty,
3532     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3533     &editor_el_empty_ptr,               &num_editor_el_empty,
3534   },
3535   {
3536     NULL,
3537     NULL,                               NULL,
3538     NULL,                               NULL
3539   }
3540 };
3541
3542 #if 0
3543
3544 static struct
3545 {
3546   short element;
3547   short element_mapped;
3548 }
3549 forum_sketch_element_mapping[] =
3550 {
3551   { EL_WALL_SLIPPERY,                   EL_WALL                 },
3552   { EL_EXPANDABLE_WALL,                 EL_WALL                 },
3553   { EL_EXPANDABLE_WALL_HORIZONTAL,      EL_WALL                 },
3554   { EL_EXPANDABLE_WALL_VERTICAL,        EL_WALL                 },
3555   { EL_EXPANDABLE_WALL_ANY,             EL_WALL                 },
3556   { EL_WALL_EMERALD,                    EL_WALL                 },
3557   { EL_WALL_DIAMOND,                    EL_WALL                 },
3558   { EL_WALL_BD_DIAMOND,                 EL_WALL                 },
3559   { EL_WALL_EMERALD_YELLOW,             EL_WALL                 },
3560   { EL_WALL_EMERALD_RED,                EL_WALL                 },
3561   { EL_WALL_EMERALD_PURPLE,             EL_WALL                 },
3562   { EL_ACID_POOL_TOPLEFT,               EL_WALL                 },
3563   { EL_ACID_POOL_TOPRIGHT,              EL_WALL                 },
3564   { EL_ACID_POOL_BOTTOMLEFT,            EL_WALL                 },
3565   { EL_ACID_POOL_BOTTOM,                EL_WALL                 },
3566   { EL_ACID_POOL_BOTTOMRIGHT,           EL_WALL                 },
3567   { EL_BD_WALL,                         EL_WALL                 },
3568
3569   { EL_BD_ROCK,                         EL_ROCK                 },
3570
3571   { EL_SP_ZONK,                         EL_ROCK                 },
3572   { EL_SP_BASE,                         EL_SAND                 },
3573   { EL_SP_MURPHY,                       EL_PLAYER_1             },
3574   { EL_SP_INFOTRON,                     EL_EMERALD              },
3575   { EL_SP_HARDWARE_GRAY,                EL_STEELWALL            },
3576   { EL_SP_EXIT_CLOSED,                  EL_EXIT_OPEN            },
3577   { EL_SP_DISK_ORANGE,                  EL_BOMB                 },
3578   { EL_SP_DISK_RED,                     EL_BOMB                 },
3579   { EL_SP_DISK_YELLOW,                  EL_BOMB                 },
3580   { EL_SP_PORT_RIGHT,                   EL_GATE_1_GRAY          },
3581   { EL_SP_PORT_DOWN,                    EL_GATE_1_GRAY          },
3582   { EL_SP_PORT_LEFT,                    EL_GATE_1_GRAY          },
3583   { EL_SP_PORT_UP,                      EL_GATE_1_GRAY          },
3584   { EL_SP_GRAVITY_PORT_RIGHT,           EL_GATE_1_GRAY          },
3585   { EL_SP_GRAVITY_PORT_DOWN,            EL_GATE_1_GRAY          },
3586   { EL_SP_GRAVITY_PORT_LEFT,            EL_GATE_1_GRAY          },
3587   { EL_SP_GRAVITY_PORT_UP,              EL_GATE_1_GRAY          },
3588   { EL_SP_PORT_VERTICAL,                EL_GATE_1_GRAY          },
3589   { EL_SP_PORT_HORIZONTAL,              EL_GATE_1_GRAY          },
3590   { EL_SP_PORT_ANY,                     EL_GATE_1_GRAY          },
3591   { EL_SP_SNIKSNAK,                     EL_BUG                  },
3592   { EL_SP_ELECTRON,                     EL_SPACESHIP            },
3593   { EL_SP_CHIP_SINGLE,                  EL_WALL                 },
3594   { EL_SP_CHIP_LEFT,                    EL_WALL                 },
3595   { EL_SP_CHIP_RIGHT,                   EL_WALL                 },
3596   { EL_SP_CHIP_TOP,                     EL_WALL                 },
3597   { EL_SP_CHIP_BOTTOM,                  EL_WALL                 },
3598   { EL_SP_HARDWARE_BASE_1,              EL_STEELWALL            },
3599   { EL_SP_HARDWARE_GREEN,               EL_STEELWALL            },
3600   { EL_SP_HARDWARE_BLUE,                EL_STEELWALL            },
3601   { EL_SP_HARDWARE_RED,                 EL_STEELWALL            },
3602   { EL_SP_HARDWARE_YELLOW,              EL_STEELWALL            },
3603   { EL_SP_HARDWARE_BASE_2,              EL_STEELWALL            },
3604   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3605   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3606   { EL_SP_HARDWARE_BASE_4,              EL_STEELWALL            },
3607   { EL_SP_HARDWARE_BASE_5,              EL_STEELWALL            },
3608   { EL_SP_HARDWARE_BASE_6,              EL_STEELWALL            },
3609
3610   { EL_STEELWALL_SLIPPERY,              EL_STEELWALL            },
3611
3612   { EL_EXIT_CLOSED,                     EL_EXIT_OPEN            },
3613
3614   { EL_DIAMOND,                         EL_EMERALD              },
3615   { EL_BD_DIAMOND,                      EL_EMERALD              },
3616   { EL_EMERALD_YELLOW,                  EL_EMERALD              },
3617   { EL_EMERALD_RED,                     EL_EMERALD              },
3618   { EL_EMERALD_PURPLE,                  EL_EMERALD              },
3619
3620   { EL_AMOEBA_DEAD,                     EL_AMOEBA               },
3621   { EL_AMOEBA_DROP,                     EL_AMOEBA               },
3622   { EL_AMOEBA_WET,                      EL_AMOEBA               },
3623   { EL_AMOEBA_DRY,                      EL_AMOEBA               },
3624   { EL_AMOEBA_FULL,                     EL_AMOEBA               },
3625   { EL_BD_AMOEBA,                       EL_AMOEBA               },
3626   { EL_AMOEBA_TO_DIAMOND,               EL_AMOEBA               },
3627
3628   { EL_DYNAMITE_ACTIVE,                 EL_DYNAMITE             },
3629
3630   { EL_GATE_2_GRAY,                     EL_GATE_1_GRAY          },
3631   { EL_GATE_3_GRAY,                     EL_GATE_1_GRAY          },
3632   { EL_GATE_4_GRAY,                     EL_GATE_1_GRAY          },
3633
3634   { EL_EM_KEY_1,                        EL_KEY_1                },
3635   { EL_EM_KEY_2,                        EL_KEY_2                },
3636   { EL_EM_KEY_3,                        EL_KEY_3                },
3637   { EL_EM_KEY_4,                        EL_KEY_4                },
3638
3639   { EL_EM_GATE_1,                       EL_GATE_1               },
3640   { EL_EM_GATE_2,                       EL_GATE_2               },
3641   { EL_EM_GATE_3,                       EL_GATE_3               },
3642   { EL_EM_GATE_4,                       EL_GATE_4               },
3643
3644   { EL_EM_GATE_1_GRAY,                  EL_GATE_1_GRAY          },
3645   { EL_EM_GATE_2_GRAY,                  EL_GATE_1_GRAY          },
3646   { EL_EM_GATE_3_GRAY,                  EL_GATE_1_GRAY          },
3647   { EL_EM_GATE_4_GRAY,                  EL_GATE_1_GRAY          },
3648
3649   { EL_INVISIBLE_SAND,                  EL_EMPTY                },
3650   { EL_INVISIBLE_WALL,                  EL_EMPTY                },
3651   { EL_INVISIBLE_STEELWALL,             EL_EMPTY                },
3652
3653   { EL_PACMAN,                          EL_YAMYAM               },
3654   { EL_DARK_YAMYAM,                     EL_YAMYAM               },
3655
3656   { EL_BD_MAGIC_WALL,                   EL_MAGIC_WALL           },
3657
3658   { EL_DYNABOMB_INCREASE_NUMBER,        EL_BOMB                 },
3659   { EL_DYNABOMB_INCREASE_SIZE,          EL_BOMB                 },
3660   { EL_DYNABOMB_INCREASE_POWER,         EL_BOMB                 },
3661   { EL_BLACK_ORB,                       EL_BOMB                 },
3662   { EL_DX_SUPABOMB,                     EL_BOMB                 },
3663
3664   { EL_SOKOBAN_OBJECT,                  EL_KEY_1                },
3665   { EL_SOKOBAN_FIELD_EMPTY,             EL_GATE_1_GRAY          },
3666   { EL_SOKOBAN_FIELD_FULL,              EL_GATE_1               },
3667   { EL_SOKOBAN_FIELD_PLAYER,            EL_PLAYER_1             },
3668
3669   { EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY         },
3670   { EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY         },
3671   { EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY         },
3672   { EL_BD_BUTTERFLY_DOWN,               EL_BD_BUTTERFLY         },
3673
3674   { EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY           },
3675   { EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY           },
3676   { EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY           },
3677   { EL_BD_FIREFLY_DOWN,                 EL_BD_FIREFLY           },
3678
3679   { EL_PLAYER_2,                        EL_PLAYER_1             },
3680   { EL_PLAYER_3,                        EL_PLAYER_1             },
3681   { EL_PLAYER_4,                        EL_PLAYER_1             },
3682
3683   { EL_BUG_RIGHT,                       EL_BUG                  },
3684   { EL_BUG_UP,                          EL_BUG                  },
3685   { EL_BUG_LEFT,                        EL_BUG                  },
3686   { EL_BUG_DOWN,                        EL_BUG                  },
3687
3688   { EL_SPACESHIP_RIGHT,                 EL_SPACESHIP            },
3689   { EL_SPACESHIP_UP,                    EL_SPACESHIP            },
3690   { EL_SPACESHIP_LEFT,                  EL_SPACESHIP            },
3691   { EL_SPACESHIP_DOWN,                  EL_SPACESHIP            },
3692
3693   { EL_PACMAN_RIGHT,                    EL_YAMYAM               },
3694   { EL_PACMAN_UP,                       EL_YAMYAM               },
3695   { EL_PACMAN_LEFT,                     EL_YAMYAM               },
3696   { EL_PACMAN_DOWN,                     EL_YAMYAM               },
3697
3698   { -1,                                 -1                      }
3699 };
3700
3701 static struct
3702 {
3703   short element;
3704   char *element_string;
3705 }
3706 forum_sketch_element_strings[] =
3707 {
3708   { EL_PLAYER_1,                "p" },
3709   { EL_EMPTY,                   "_" },
3710   { EL_SAND,                    "s" },
3711   { EL_ROCK,                    "b" },
3712   { EL_EMERALD,                 "e" },
3713   { EL_BUG,                     "u" },
3714   { EL_SPACESHIP,               "h" },
3715   { EL_BD_FIREFLY,              "f" },
3716   { EL_BD_BUTTERFLY,            "b" },
3717   { EL_AMOEBA,                  "a" },
3718   { EL_YAMYAM,                  "y" },
3719   { EL_WALL,                    "w" },
3720   { EL_STEELWALL,               "t" },
3721   { EL_MAGIC_WALL,              "m" },
3722   { EL_EXIT_OPEN,               "x" },
3723   { EL_DYNAMITE,                "d" },
3724   { EL_KEY_1,                   "1" },
3725   { EL_KEY_2,                   "2" },
3726   { EL_KEY_3,                   "3" },
3727   { EL_KEY_4,                   "4" },
3728   { EL_GATE_1,                  "5" },
3729   { EL_GATE_2,                  "6" },
3730   { EL_GATE_3,                  "7" },
3731   { EL_GATE_4,                  "8" },
3732   { EL_GATE_1_GRAY,             "9" },
3733   { EL_BOMB,                    "@" },
3734   { EL_ROBOT,                   "r" },
3735   { EL_ROBOT_WHEEL,             "0" },
3736   { EL_NUT,                     "n" },
3737   { EL_CUSTOM_1,                "c" },
3738   { EL_CHAR_QUESTION,           "?" },
3739
3740   { -1,                         NULL }
3741 };
3742
3743 #endif
3744
3745
3746 /*
3747   -----------------------------------------------------------------------------
3748   functions
3749   -----------------------------------------------------------------------------
3750 */
3751
3752 static int getMaxInfoTextLength()
3753 {
3754   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3755 }
3756
3757 static int getTextWidthForGadget(char *text)
3758 {
3759   if (text == NULL)
3760     return 0;
3761
3762   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3763 }
3764
3765 static int getTextWidthForDrawingArea(char *text)
3766 {
3767   if (text == NULL)
3768     return 0;
3769
3770   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3771 }
3772
3773 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3774 {
3775   return (gi->x + gi->width + getTextWidthForGadget(text));
3776 }
3777
3778 static char *getElementInfoText(int element)
3779 {
3780   char *info_text = NULL;
3781
3782   if (element < NUM_FILE_ELEMENTS)
3783   {
3784     if (strlen(element_info[element].description) > 0)
3785       info_text = element_info[element].description;
3786     else if (element_info[element].custom_description != NULL)
3787       info_text = element_info[element].custom_description;
3788     else if (element_info[element].editor_description != NULL)
3789       info_text = element_info[element].editor_description;
3790   }
3791
3792   if (info_text == NULL)
3793     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3794
3795   return info_text;
3796 }
3797
3798 static void ReinitializeElementList()
3799 {
3800   static boolean initialized = FALSE;
3801   int pos = 0;
3802   int i, j;
3803
3804   checked_free(editor_elements);
3805
3806   if (!initialized)
3807   {
3808     /* initialize optional user defined element list */
3809     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
3810                                      &num_editor_el_user_defined);
3811
3812     /* initialize list of empty elements (used for padding, if needed) */
3813     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
3814       editor_el_empty[i] = EL_EMPTY;
3815
3816     /* do some sanity checks for each element from element list */
3817     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3818     {
3819       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3820       {
3821         int element = (*editor_elements_info[i].element_list)[j];
3822
3823         if (element >= NUM_FILE_ELEMENTS)
3824           Error(ERR_WARN, "editor element %d is runtime element", element);
3825
3826         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
3827           Error(ERR_WARN, "no element description for element %d", element);
3828       }
3829     }
3830
3831     initialized = TRUE;
3832   }
3833
3834   num_editor_elements = 0;
3835   use_el_empty = FALSE;
3836
3837   /* determine size of element list */
3838   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3839   {
3840     if (*editor_elements_info[i].setup_value)
3841     {
3842       if (setup.editor.el_headlines)
3843         num_editor_elements += *editor_elements_info[i].headline_list_size;
3844
3845       num_editor_elements += *editor_elements_info[i].element_list_size;
3846     }
3847   }
3848
3849   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
3850   {
3851     /* offer at least as many elements as element buttons exist */
3852     use_el_empty = TRUE;
3853     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
3854
3855     num_editor_elements += num_editor_el_empty;
3856   }
3857
3858   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
3859
3860   /* fill element list */
3861   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3862   {
3863     if (*editor_elements_info[i].setup_value)
3864     {
3865       if (setup.editor.el_headlines)
3866         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3867           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
3868
3869       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3870         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
3871     }
3872   }
3873
3874   /* correct position of element list scrollbar */
3875   if (element_shift < 0)
3876     element_shift = 0;
3877   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
3878     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
3879 }
3880
3881 void PrintEditorElementList()
3882 {
3883   boolean *stop = &setup.editor.el_user_defined;
3884   int i, j;
3885
3886   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
3887   {
3888     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3889     {
3890       int element = (*editor_elements_info[i].headline_list)[j];
3891
3892       printf("# %s\n", element_info[element].token_name);
3893     }
3894
3895     if (j > 0)
3896       printf("#\n");
3897
3898     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3899     {
3900       int element = (*editor_elements_info[i].element_list)[j];
3901
3902       printf("# %s\n", element_info[element].token_name);
3903     }
3904
3905     if (j > 0)
3906       printf("#\n");
3907   }
3908 }
3909
3910 static void ReinitializeElementListButtons()
3911 {
3912   static boolean last_setup_value_headlines = FALSE;
3913   static boolean initialization_needed = TRUE;
3914   int i;
3915
3916   if (!initialization_needed)   /* check if editor element setup has changed */
3917   {
3918     if (last_setup_value_headlines != setup.editor.el_headlines)
3919       initialization_needed = TRUE;
3920
3921     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3922       if (editor_elements_info[i].last_setup_value !=
3923           *editor_elements_info[i].setup_value)
3924         initialization_needed = TRUE;
3925   }
3926
3927   if (!initialization_needed)
3928     return;
3929
3930   FreeLevelEditorGadgets();
3931   CreateLevelEditorGadgets();
3932
3933   /* store current setup values for next invocation of this function */
3934   last_setup_value_headlines = setup.editor.el_headlines;
3935   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3936     editor_elements_info[i].last_setup_value =
3937       *editor_elements_info[i].setup_value;
3938
3939   initialization_needed = FALSE;
3940 }
3941
3942 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
3943                               boolean input)
3944 {
3945   int border_graphic =
3946     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
3947   Bitmap *src_bitmap;
3948   int src_x, src_y;
3949   int num_mini_tilex = width  / MINI_TILEX + 1;
3950   int num_mini_tiley = height / MINI_TILEY + 1;
3951   int x, y;
3952
3953   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
3954
3955   for (y = 0; y < num_mini_tiley; y++)
3956     for (x = 0; x < num_mini_tilex; x++)
3957       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
3958                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
3959                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
3960
3961   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
3962 }
3963
3964 static void DrawDrawingArea(int id)
3965 {
3966   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
3967   int x, y;
3968
3969   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
3970     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3971                        el2edimg(random_placement_background_element));
3972   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
3973     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
3974   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
3975     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3976                        el2edimg(custom_element.gfx_element));
3977   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
3978     for (y = 0; y < 3; y++)
3979       for (x = 0; x < 3; x++)
3980         DrawMiniGraphicExt(drawto,
3981                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3982                            el2edimg(custom_element.content[x][y]));
3983   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
3984     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3985                        el2edimg(custom_element.move_enter_element));
3986   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
3987     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3988                        el2edimg(custom_element.move_leave_element));
3989   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
3990     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3991                        el2edimg(custom_element_change.target_element));
3992   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
3993     for (y = 0; y < 3; y++)
3994       for (x = 0; x < 3; x++)
3995         DrawMiniGraphicExt(drawto,
3996                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3997                            el2edimg(custom_element_change.target_content[x][y]));
3998   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
3999     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4000                        el2edimg(custom_element_change.trigger_element));
4001   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4002     for (x = 0; x < group_element_info.num_elements; x++)
4003       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4004                          el2edimg(group_element_info.element[x]));
4005   else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
4006            id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
4007   {
4008     int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
4009
4010     for (y = 0; y < 3; y++)
4011       for (x = 0; x < 3; x++)
4012         DrawMiniGraphicExt(drawto,
4013                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4014                            el2edimg(level.yamyam_content[nr][x][y]));
4015   }
4016 }
4017
4018 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4019 {
4020   int x,y;
4021   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4022   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4023
4024   BlitBitmap(drawto, drawto,
4025              SX + (dx == -1 ? MINI_TILEX : 0),
4026              SY + (dy == -1 ? MINI_TILEY : 0),
4027              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4028              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4029              SX + (dx == +1 ? MINI_TILEX : 0),
4030              SY + (dy == +1 ? MINI_TILEY : 0));
4031   if (dx)
4032   {
4033     x = (dx == 1 ? 0 : ed_fieldx - 1);
4034     for (y = 0; y < ed_fieldy; y++)
4035       DrawMiniElementOrWall(x, y, from_x, from_y);
4036   }
4037   else if (dy)
4038   {
4039     y = (dy == 1 ? 0 : ed_fieldy - 1);
4040     for (x = 0; x < ed_fieldx; x++)
4041       DrawMiniElementOrWall(x, y, from_x, from_y);
4042   }
4043
4044   redraw_mask |= REDRAW_FIELD;
4045   BackToFront();
4046 }
4047
4048 static void CreateControlButtons()
4049 {
4050   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4051   struct GadgetInfo *gi;
4052   unsigned long event_mask;
4053   int i;
4054
4055   /* create toolbox buttons */
4056   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4057   {
4058     int id = i;
4059     int width, height;
4060     int gd_xoffset, gd_yoffset;
4061     int gd_x1, gd_x2, gd_y1, gd_y2;
4062     int button_type;
4063     int radio_button_nr;
4064     boolean checked;
4065
4066     if (id == GADGET_ID_SINGLE_ITEMS ||
4067         id == GADGET_ID_CONNECTED_ITEMS ||
4068         id == GADGET_ID_LINE ||
4069         id == GADGET_ID_ARC ||
4070         id == GADGET_ID_TEXT ||
4071         id == GADGET_ID_RECTANGLE ||
4072         id == GADGET_ID_FILLED_BOX ||
4073         id == GADGET_ID_FLOOD_FILL ||
4074         id == GADGET_ID_GRAB_BRUSH ||
4075         id == GADGET_ID_PICK_ELEMENT ||
4076         id == GADGET_ID_CUSTOM_COPY_FROM ||
4077         id == GADGET_ID_CUSTOM_COPY_TO ||
4078         id == GADGET_ID_CUSTOM_EXCHANGE)
4079     {
4080       button_type = GD_TYPE_RADIO_BUTTON;
4081       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4082       checked = (id == drawing_function ? TRUE : FALSE);
4083       event_mask = GD_EVENT_PRESSED;
4084     }
4085     else
4086     {
4087       button_type = GD_TYPE_NORMAL_BUTTON;
4088       radio_button_nr = RADIO_NR_NONE;
4089       checked = FALSE;
4090
4091       if (id == GADGET_ID_WRAP_LEFT ||
4092           id == GADGET_ID_WRAP_RIGHT ||
4093           id == GADGET_ID_WRAP_UP ||
4094           id == GADGET_ID_WRAP_DOWN)
4095         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4096       else
4097         event_mask = GD_EVENT_RELEASED;
4098     }
4099
4100     if (id < ED_NUM_CTRL1_BUTTONS)
4101     {
4102       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4103       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4104
4105       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4106       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4107       width  = ED_CTRL1_BUTTON_XSIZE;
4108       height = ED_CTRL1_BUTTON_YSIZE;
4109
4110       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4111       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4112       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4113       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4114     }
4115     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4116     {
4117       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4118       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4119
4120       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4121       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4122       width  = ED_CTRL2_BUTTON_XSIZE;
4123       height = ED_CTRL2_BUTTON_YSIZE;
4124
4125       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4126       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4127       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4128       gd_y2 = 0;        /* no alternative graphic for these buttons */
4129     }
4130     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4131     {
4132       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4133       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4134
4135       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4136       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4137       width  = ED_CTRL3_BUTTON_XSIZE;
4138       height = ED_CTRL3_BUTTON_YSIZE;
4139
4140       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4141       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4142       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4143       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4144     }
4145     else
4146     {
4147       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4148       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4149
4150       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4151       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4152       width  = ED_CTRL4_BUTTON_XSIZE;
4153       height = ED_CTRL4_BUTTON_YSIZE;
4154
4155       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4156       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4157       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4158       gd_y2 = 0;        /* no alternative graphic for these buttons */
4159     }
4160
4161     gi = CreateGadget(GDI_CUSTOM_ID, id,
4162                       GDI_CUSTOM_TYPE_ID, i,
4163                       GDI_INFO_TEXT, control_info[i].text,
4164                       GDI_X, EX + gd_xoffset,
4165                       GDI_Y, EY + gd_yoffset,
4166                       GDI_WIDTH, width,
4167                       GDI_HEIGHT, height,
4168                       GDI_TYPE, button_type,
4169                       GDI_STATE, GD_BUTTON_UNPRESSED,
4170                       GDI_RADIO_NR, radio_button_nr,
4171                       GDI_CHECKED, checked,
4172                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4173                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4174                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4175                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4176                       GDI_EVENT_MASK, event_mask,
4177                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4178                       GDI_CALLBACK_ACTION, HandleControlButtons,
4179                       GDI_END);
4180
4181     if (gi == NULL)
4182       Error(ERR_EXIT, "cannot create gadget");
4183
4184     level_editor_gadget[id] = gi;
4185   }
4186
4187   /* create buttons for scrolling of drawing area and element list */
4188   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4189   {
4190     int id = scrollbutton_info[i].gadget_id;
4191     int x, y, width, height;
4192     int gd_x1, gd_x2, gd_y1, gd_y2;
4193
4194     x = scrollbutton_info[i].x;
4195     y = scrollbutton_info[i].y;
4196
4197     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4198
4199     if (id == GADGET_ID_SCROLL_LIST_UP ||
4200         id == GADGET_ID_SCROLL_LIST_DOWN)
4201     {
4202       x += DX;
4203       y += DY;
4204       width = ED_SCROLLBUTTON2_XSIZE;
4205       height = ED_SCROLLBUTTON2_YSIZE;
4206       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4207       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4208       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4209       gd_y2 = gd_y1;
4210     }
4211     else
4212     {
4213       x += SX;
4214       y += SY;
4215       width = ED_SCROLLBUTTON_XSIZE;
4216       height = ED_SCROLLBUTTON_YSIZE;
4217       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4218       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4219       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4220       gd_y2 = gd_y1;
4221     }
4222
4223     gi = CreateGadget(GDI_CUSTOM_ID, id,
4224                       GDI_CUSTOM_TYPE_ID, i,
4225                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4226                       GDI_X, x,
4227                       GDI_Y, y,
4228                       GDI_WIDTH, width,
4229                       GDI_HEIGHT, height,
4230                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4231                       GDI_STATE, GD_BUTTON_UNPRESSED,
4232                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4233                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4234                       GDI_EVENT_MASK, event_mask,
4235                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4236                       GDI_CALLBACK_ACTION, HandleControlButtons,
4237                       GDI_END);
4238
4239     if (gi == NULL)
4240       Error(ERR_EXIT, "cannot create gadget");
4241
4242     level_editor_gadget[id] = gi;
4243   }
4244
4245   /* create buttons for element list */
4246   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4247   {
4248     Bitmap *deco_bitmap;
4249     int deco_x, deco_y, deco_xpos, deco_ypos;
4250     int gd_xoffset, gd_yoffset;
4251     int gd_x1, gd_x2, gd_y;
4252     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4253     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4254     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4255     int element = editor_elements[i];
4256
4257     event_mask = GD_EVENT_RELEASED;
4258
4259     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4260     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4261
4262     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4263     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4264     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4265
4266     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4267     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4268     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4269
4270     gi = CreateGadget(GDI_CUSTOM_ID, id,
4271                       GDI_CUSTOM_TYPE_ID, i,
4272                       GDI_INFO_TEXT, getElementInfoText(element),
4273                       GDI_X, DX + gd_xoffset,
4274                       GDI_Y, DY + gd_yoffset,
4275                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4276                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4277                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4278                       GDI_STATE, GD_BUTTON_UNPRESSED,
4279                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4280                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4281                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4282                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4283                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4284                       GDI_DECORATION_SHIFTING, 1, 1,
4285                       GDI_EVENT_MASK, event_mask,
4286                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4287                       GDI_CALLBACK_ACTION, HandleControlButtons,
4288                       GDI_END);
4289
4290     if (gi == NULL)
4291       Error(ERR_EXIT, "cannot create gadget");
4292
4293     level_editor_gadget[id] = gi;
4294   }
4295 }
4296
4297 static void CreateCounterButtons()
4298 {
4299   int max_infotext_len = getMaxInfoTextLength();
4300   int i;
4301
4302   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4303   {
4304     int j;
4305     int x = SX + counterbutton_info[i].x;       /* down count button */
4306     int y = SY + counterbutton_info[i].y;
4307
4308     /* determine horizontal position to the right of specified gadget */
4309     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4310       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4311            ED_GADGET_TEXT_DISTANCE);
4312
4313     /* determine horizontal offset for leading text */
4314     if (counterbutton_info[i].text_left != NULL)
4315       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4316
4317     for (j = 0; j < 2; j++)
4318     {
4319       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4320       struct GadgetInfo *gi;
4321       int id = (j == 0 ?
4322                 counterbutton_info[i].gadget_id_down :
4323                 counterbutton_info[i].gadget_id_up);
4324       int gd_xoffset;
4325       int gd_x, gd_x1, gd_x2, gd_y;
4326       int x_size, y_size;
4327       unsigned long event_mask;
4328       char infotext[max_infotext_len + 1];
4329
4330       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4331
4332       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4333       {
4334         int sid = (j == 0 ?
4335                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4336                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4337
4338         event_mask |= GD_EVENT_RELEASED;
4339
4340         if (j == 1)
4341           x += 2 * ED_GADGET_DISTANCE;
4342         y += ED_GADGET_DISTANCE;
4343
4344         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4345         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4346         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4347         x_size = ED_SCROLLBUTTON_XSIZE;
4348         y_size = ED_SCROLLBUTTON_YSIZE;
4349       }
4350       else
4351       {
4352         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4353         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4354         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4355         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4356         x_size = ED_BUTTON_COUNT_XSIZE;
4357         y_size = ED_BUTTON_COUNT_YSIZE;
4358       }
4359
4360       sprintf(infotext, "%s counter value by 1, 5 or 10",
4361               (j == 0 ? "decrease" : "increase"));
4362
4363       gi = CreateGadget(GDI_CUSTOM_ID, id,
4364                         GDI_CUSTOM_TYPE_ID, i,
4365                         GDI_INFO_TEXT, infotext,
4366                         GDI_X, x,
4367                         GDI_Y, y,
4368                         GDI_WIDTH, x_size,
4369                         GDI_HEIGHT, y_size,
4370                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4371                         GDI_STATE, GD_BUTTON_UNPRESSED,
4372                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4373                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4374                         GDI_EVENT_MASK, event_mask,
4375                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4376                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4377                         GDI_END);
4378
4379       if (gi == NULL)
4380         Error(ERR_EXIT, "cannot create gadget");
4381
4382       level_editor_gadget[id] = gi;
4383       right_gadget_border[id] =
4384         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4385
4386       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4387
4388       if (j == 0)
4389       {
4390         int font_type = FONT_INPUT_1;
4391         int font_type_active = FONT_INPUT_1_ACTIVE;
4392         int gd_width = ED_WIN_COUNT_XSIZE;
4393
4394         id = counterbutton_info[i].gadget_id_text;
4395         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4396
4397         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4398         {
4399           font_type = FONT_LEVEL_NUMBER;
4400           font_type_active = FONT_LEVEL_NUMBER;
4401
4402           x += 2 * ED_GADGET_DISTANCE;
4403           y -= ED_GADGET_DISTANCE;
4404
4405           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4406           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4407           gd_width = ED_WIN_COUNT2_XSIZE;
4408         }
4409         else
4410         {
4411           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4412           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4413         }
4414
4415         gi = CreateGadget(GDI_CUSTOM_ID, id,
4416                           GDI_CUSTOM_TYPE_ID, i,
4417                           GDI_INFO_TEXT, "enter counter value",
4418                           GDI_X, x,
4419                           GDI_Y, y,
4420                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4421                           GDI_NUMBER_VALUE, 0,
4422                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4423                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4424                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4425                           GDI_TEXT_FONT, font_type,
4426                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4427                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4428                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4429                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4430                           GDI_DESIGN_WIDTH, gd_width,
4431                           GDI_EVENT_MASK, event_mask,
4432                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4433                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4434                           GDI_END);
4435
4436         if (gi == NULL)
4437           Error(ERR_EXIT, "cannot create gadget");
4438
4439         level_editor_gadget[id] = gi;
4440         right_gadget_border[id] =
4441           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4442
4443         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4444       }
4445     }
4446   }
4447 }
4448
4449 static void CreateDrawingAreas()
4450 {
4451   int i;
4452
4453   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4454   {
4455     struct GadgetInfo *gi;
4456     unsigned long event_mask;
4457     int id = drawingarea_info[i].gadget_id;
4458     int x = SX + drawingarea_info[i].x;
4459     int y = SY + drawingarea_info[i].y;
4460     int area_xsize = drawingarea_info[i].area_xsize;
4461     int area_ysize = drawingarea_info[i].area_ysize;
4462
4463     event_mask =
4464       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4465       GD_EVENT_OFF_BORDERS;
4466
4467     /* determine horizontal position to the right of specified gadget */
4468     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4469       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4470            ED_DRAWINGAREA_TEXT_DISTANCE);
4471
4472     /* determine horizontal offset for leading text */
4473     if (drawingarea_info[i].text_left != NULL)
4474       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4475
4476     gi = CreateGadget(GDI_CUSTOM_ID, id,
4477                       GDI_CUSTOM_TYPE_ID, i,
4478                       GDI_X, x,
4479                       GDI_Y, y,
4480                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4481                       GDI_AREA_SIZE, area_xsize, area_ysize,
4482                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4483                       GDI_EVENT_MASK, event_mask,
4484                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4485                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4486                       GDI_END);
4487
4488     if (gi == NULL)
4489       Error(ERR_EXIT, "cannot create gadget");
4490
4491     level_editor_gadget[id] = gi;
4492     right_gadget_border[id] =
4493       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4494   }
4495 }
4496
4497 static void CreateTextInputGadgets()
4498 {
4499   int max_infotext_len = getMaxInfoTextLength();
4500   int i;
4501
4502   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4503   {
4504     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4505     int gd_x, gd_y;
4506     struct GadgetInfo *gi;
4507     unsigned long event_mask;
4508     char infotext[MAX_OUTPUT_LINESIZE + 1];
4509     int id = textinput_info[i].gadget_id;
4510
4511     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4512
4513     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4514     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4515
4516     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4517     infotext[max_infotext_len] = '\0';
4518
4519     gi = CreateGadget(GDI_CUSTOM_ID, id,
4520                       GDI_CUSTOM_TYPE_ID, i,
4521                       GDI_INFO_TEXT, infotext,
4522                       GDI_X, SX + textinput_info[i].x,
4523                       GDI_Y, SY + textinput_info[i].y,
4524                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4525                       GDI_TEXT_VALUE, textinput_info[i].value,
4526                       GDI_TEXT_SIZE, textinput_info[i].size,
4527                       GDI_TEXT_FONT, FONT_INPUT_1,
4528                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4529                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4530                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4531                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4532                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4533                       GDI_EVENT_MASK, event_mask,
4534                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4535                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4536                       GDI_END);
4537
4538     if (gi == NULL)
4539       Error(ERR_EXIT, "cannot create gadget");
4540
4541     level_editor_gadget[id] = gi;
4542   }
4543 }
4544
4545 static void CreateTextAreaGadgets()
4546 {
4547   int max_infotext_len = getMaxInfoTextLength();
4548   int i;
4549
4550   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4551   {
4552     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4553     int gd_x, gd_y;
4554     struct GadgetInfo *gi;
4555     unsigned long event_mask;
4556     char infotext[MAX_OUTPUT_LINESIZE + 1];
4557     int id = textarea_info[i].gadget_id;
4558     int area_xsize = textarea_info[i].xsize;
4559     int area_ysize = textarea_info[i].ysize;
4560
4561     event_mask = GD_EVENT_TEXT_LEAVING;
4562
4563     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4564     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4565
4566     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4567     infotext[max_infotext_len] = '\0';
4568
4569     gi = CreateGadget(GDI_CUSTOM_ID, id,
4570                       GDI_CUSTOM_TYPE_ID, i,
4571                       GDI_INFO_TEXT, infotext,
4572                       GDI_X, SX + textarea_info[i].x,
4573                       GDI_Y, SY + textarea_info[i].y,
4574                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4575                       GDI_AREA_SIZE, area_xsize, area_ysize,
4576                       GDI_TEXT_FONT, FONT_INPUT_1,
4577                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4578                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4579                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4580                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4581                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4582                       GDI_EVENT_MASK, event_mask,
4583                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4584                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4585                       GDI_END);
4586
4587     if (gi == NULL)
4588       Error(ERR_EXIT, "cannot create gadget");
4589
4590     level_editor_gadget[id] = gi;
4591   }
4592 }
4593
4594 static void CreateSelectboxGadgets()
4595 {
4596   int max_infotext_len = getMaxInfoTextLength();
4597   int i, j;
4598
4599   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4600   {
4601     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4602     int gd_x, gd_y;
4603     struct GadgetInfo *gi;
4604     unsigned long event_mask;
4605     char infotext[MAX_OUTPUT_LINESIZE + 1];
4606     int id = selectbox_info[i].gadget_id;
4607     int x = SX + selectbox_info[i].x;
4608     int y = SY + selectbox_info[i].y;
4609
4610     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4611     {
4612       /* (we cannot use -1 for uninitialized values if we directly compare
4613          with results from strlen(), because the '<' and '>' operation will
4614          implicitely cast -1 to an unsigned integer value!) */
4615       selectbox_info[i].size = 0;
4616
4617       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4618         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4619           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4620
4621       selectbox_info[i].size++;         /* add one character empty space */
4622     }
4623
4624     event_mask = GD_EVENT_RELEASED |
4625       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4626
4627     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4628     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4629
4630     /* determine horizontal position to the right of specified gadget */
4631     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4632       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4633            ED_GADGET_TEXT_DISTANCE);
4634
4635     /* determine horizontal offset for leading text */
4636     if (selectbox_info[i].text_left != NULL)
4637       x += getTextWidthForGadget(selectbox_info[i].text_left);
4638
4639     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4640     infotext[max_infotext_len] = '\0';
4641
4642     gi = CreateGadget(GDI_CUSTOM_ID, id,
4643                       GDI_CUSTOM_TYPE_ID, i,
4644                       GDI_INFO_TEXT, infotext,
4645                       GDI_X, x,
4646                       GDI_Y, y,
4647                       GDI_TYPE, GD_TYPE_SELECTBOX,
4648                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4649                       GDI_TEXT_SIZE, selectbox_info[i].size,
4650                       GDI_TEXT_FONT, FONT_INPUT_1,
4651                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4652                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4653                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4654                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4655                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4656                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4657                       GDI_EVENT_MASK, event_mask,
4658                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4659                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4660                       GDI_END);
4661
4662     if (gi == NULL)
4663       Error(ERR_EXIT, "cannot create gadget");
4664
4665     level_editor_gadget[id] = gi;
4666     right_gadget_border[id] =
4667       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4668   }
4669 }
4670
4671 static void CreateTextbuttonGadgets()
4672 {
4673   int max_infotext_len = getMaxInfoTextLength();
4674   int i;
4675
4676   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4677   {
4678     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4679     int gd_x1, gd_x2, gd_y1, gd_y2;
4680     struct GadgetInfo *gi;
4681     unsigned long event_mask;
4682     char infotext[MAX_OUTPUT_LINESIZE + 1];
4683     int id = textbutton_info[i].gadget_id;
4684     int x = SX + textbutton_info[i].x;
4685     int y = SY + textbutton_info[i].y;
4686
4687     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4688       textbutton_info[i].size = strlen(textbutton_info[i].text);
4689
4690     event_mask = GD_EVENT_RELEASED;
4691
4692     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4693     {
4694       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4695       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4696       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4697       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4698     }
4699     else
4700     {
4701       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4702       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4703       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4704       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4705     }
4706
4707     sprintf(infotext, "%s", textbutton_info[i].infotext);
4708     infotext[max_infotext_len] = '\0';
4709
4710     /* determine horizontal position to the right of specified gadget */
4711     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4712       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4713            ED_GADGET_TEXT_DISTANCE);
4714
4715     /* determine horizontal offset for leading text */
4716     if (textbutton_info[i].text_left != NULL)
4717       x += getTextWidthForGadget(textbutton_info[i].text_left);
4718
4719     gi = CreateGadget(GDI_CUSTOM_ID, id,
4720                       GDI_CUSTOM_TYPE_ID, i,
4721                       GDI_INFO_TEXT, infotext,
4722                       GDI_X, x,
4723                       GDI_Y, y,
4724                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4725                       GDI_TEXT_VALUE, textbutton_info[i].text,
4726                       GDI_TEXT_SIZE, textbutton_info[i].size,
4727                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4728                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4729                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4730                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4731                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4732                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4733                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4734                       GDI_DECORATION_SHIFTING, 1, 1,
4735                       GDI_EVENT_MASK, event_mask,
4736                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4737                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4738                       GDI_END);
4739
4740     if (gi == NULL)
4741       Error(ERR_EXIT, "cannot create gadget");
4742
4743     level_editor_gadget[id] = gi;
4744     right_gadget_border[id] =
4745       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4746   }
4747 }
4748
4749 static void CreateGraphicbuttonGadgets()
4750 {
4751   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4752   struct GadgetInfo *gi;
4753   unsigned long event_mask;
4754   int i;
4755
4756   /* create buttons for scrolling of drawing area and element list */
4757   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4758   {
4759     int id = graphicbutton_info[i].gadget_id;
4760     int gd_x1, gd_x2, gd_y1, gd_y2;
4761     int x = SX + graphicbutton_info[i].x;
4762     int y = SY + graphicbutton_info[i].y;
4763
4764     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4765
4766     gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4767     gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4768     gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4769     gd_y2 = gd_y1;
4770
4771     /* determine horizontal position to the right of specified gadget */
4772     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4773       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4774            ED_GADGET_TEXT_DISTANCE);
4775
4776     /* determine horizontal offset for leading text */
4777     if (graphicbutton_info[i].text_left != NULL)
4778       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4779
4780     gi = CreateGadget(GDI_CUSTOM_ID, id,
4781                       GDI_CUSTOM_TYPE_ID, i,
4782                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4783                       GDI_X, x,
4784                       GDI_Y, y,
4785                       GDI_WIDTH, graphicbutton_info[i].width,
4786                       GDI_HEIGHT, graphicbutton_info[i].height,
4787                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4788                       GDI_STATE, GD_BUTTON_UNPRESSED,
4789                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4790                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4791                       GDI_EVENT_MASK, event_mask,
4792                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4793                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
4794                       GDI_END);
4795
4796     if (gi == NULL)
4797       Error(ERR_EXIT, "cannot create gadget");
4798
4799     level_editor_gadget[id] = gi;
4800     right_gadget_border[id] =
4801       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
4802   }
4803 }
4804
4805 static void CreateScrollbarGadgets()
4806 {
4807   int i;
4808
4809   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
4810   {
4811     int id = scrollbar_info[i].gadget_id;
4812     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4813     int gd_x1, gd_x2, gd_y1, gd_y2;
4814     struct GadgetInfo *gi;
4815     int items_max, items_visible, item_position;
4816     unsigned long event_mask;
4817
4818     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
4819     {
4820       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
4821       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
4822       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
4823     }
4824     else        /* drawing area scrollbars */
4825     {
4826       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
4827       {
4828         items_max = MAX(lev_fieldx + 2, ed_fieldx);
4829         items_visible = ed_fieldx;
4830         item_position = 0;
4831       }
4832       else
4833       {
4834         items_max = MAX(lev_fieldy + 2, ed_fieldy);
4835         items_visible = ed_fieldy;
4836         item_position = 0;
4837       }
4838     }
4839
4840     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
4841
4842     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
4843     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
4844                       scrollbar_info[i].height : scrollbar_info[i].width));
4845     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4846     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4847
4848     gi = CreateGadget(GDI_CUSTOM_ID, id,
4849                       GDI_CUSTOM_TYPE_ID, i,
4850                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
4851                       GDI_X, scrollbar_info[i].x,
4852                       GDI_Y, scrollbar_info[i].y,
4853                       GDI_WIDTH, scrollbar_info[i].width,
4854                       GDI_HEIGHT, scrollbar_info[i].height,
4855                       GDI_TYPE, scrollbar_info[i].type,
4856                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
4857                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
4858                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
4859                       GDI_STATE, GD_BUTTON_UNPRESSED,
4860                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4861                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4862                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4863                       GDI_EVENT_MASK, event_mask,
4864                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4865                       GDI_CALLBACK_ACTION, HandleControlButtons,
4866                       GDI_END);
4867
4868     if (gi == NULL)
4869       Error(ERR_EXIT, "cannot create gadget");
4870
4871     level_editor_gadget[id] = gi;
4872   }
4873 }
4874
4875 static void CreateCheckbuttonGadgets()
4876 {
4877   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4878   struct GadgetInfo *gi;
4879   unsigned long event_mask;
4880   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4881   int i;
4882
4883   event_mask = GD_EVENT_PRESSED;
4884
4885   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4886   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4887   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4888   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4889   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4890
4891   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
4892   {
4893     int id = checkbutton_info[i].gadget_id;
4894     int x = SX + checkbutton_info[i].x;
4895     int y = SY + checkbutton_info[i].y;
4896
4897     if (id == GADGET_ID_STICK_ELEMENT)
4898       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
4899     else
4900       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
4901
4902     /* determine horizontal position to the right of specified gadget */
4903     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4904       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
4905            ED_GADGET_TEXT_DISTANCE);
4906
4907     /* determine horizontal offset for leading text */
4908     if (checkbutton_info[i].text_left != NULL)
4909       x += getTextWidthForGadget(checkbutton_info[i].text_left);
4910
4911     gi = CreateGadget(GDI_CUSTOM_ID, id,
4912                       GDI_CUSTOM_TYPE_ID, i,
4913                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
4914                       GDI_X, x,
4915                       GDI_Y, y,
4916                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4917                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4918                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
4919                       GDI_CHECKED, *checkbutton_info[i].value,
4920                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4921                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4922                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4923                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4924                       GDI_EVENT_MASK, event_mask,
4925                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4926                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
4927                       GDI_END);
4928
4929     if (gi == NULL)
4930       Error(ERR_EXIT, "cannot create gadget");
4931
4932     level_editor_gadget[id] = gi;
4933     right_gadget_border[id] =
4934       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
4935   }
4936 }
4937
4938 static void CreateRadiobuttonGadgets()
4939 {
4940   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4941   struct GadgetInfo *gi;
4942   unsigned long event_mask;
4943   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4944   int i;
4945
4946   event_mask = GD_EVENT_PRESSED;
4947
4948   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4949   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4950   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4951   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4952   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4953
4954   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
4955   {
4956     int id = radiobutton_info[i].gadget_id;
4957     int x = SX + radiobutton_info[i].x;
4958     int y = SY + radiobutton_info[i].y;
4959
4960     int checked =
4961       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
4962
4963     /* determine horizontal position to the right of specified gadget */
4964     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
4965       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
4966            ED_GADGET_TEXT_DISTANCE);
4967
4968     /* determine horizontal offset for leading text */
4969     if (radiobutton_info[i].text_left != NULL)
4970       x += getTextWidthForGadget(radiobutton_info[i].text_left);
4971
4972     gi = CreateGadget(GDI_CUSTOM_ID, id,
4973                       GDI_CUSTOM_TYPE_ID, i,
4974                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
4975                       GDI_X, x,
4976                       GDI_Y, y,
4977                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4978                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4979                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
4980                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
4981                       GDI_CHECKED, checked,
4982                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4983                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4984                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4985                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4986                       GDI_EVENT_MASK, event_mask,
4987                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4988                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
4989                       GDI_END);
4990
4991     if (gi == NULL)
4992       Error(ERR_EXIT, "cannot create gadget");
4993
4994     level_editor_gadget[id] = gi;
4995     right_gadget_border[id] =
4996       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
4997   }
4998 }
4999
5000 void CreateLevelEditorGadgets()
5001 {
5002   int old_game_status = game_status;
5003
5004   /* setting 'game_status' is needed to get the right fonts for the editor */
5005   game_status = GAME_MODE_EDITOR;
5006
5007   ReinitializeElementList();
5008
5009   CreateControlButtons();
5010   CreateScrollbarGadgets();
5011
5012   /* order of function calls is important because of cross-references */
5013   CreateCheckbuttonGadgets();
5014   CreateCounterButtons();
5015   CreateRadiobuttonGadgets();
5016   CreateTextInputGadgets();
5017   CreateTextAreaGadgets();
5018   CreateSelectboxGadgets();
5019   CreateGraphicbuttonGadgets();
5020   CreateTextbuttonGadgets();
5021   CreateDrawingAreas();
5022
5023   game_status = old_game_status;
5024 }
5025
5026 void FreeLevelEditorGadgets()
5027 {
5028   int i;
5029
5030   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5031     FreeGadget(level_editor_gadget[i]);
5032 }
5033
5034 static void MapCounterButtons(int id)
5035 {
5036   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5037   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5038   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5039   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5040   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5041   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5042 #if 0
5043   char infotext[MAX_OUTPUT_LINESIZE + 1];
5044   int max_infotext_len = getMaxInfoTextLength();
5045   int xoffset_left = 0;
5046   int yoffset_left = ED_BORDER_SIZE;
5047   int xoffset_right = getCounterGadgetWidth();
5048   int yoffset_right = ED_BORDER_SIZE;
5049 #else
5050   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5051   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5052   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5053   int yoffset = ED_BORDER_SIZE;
5054   int x_left = gi_down->x - xoffset_left;
5055   int x_right = gi_up->x + gi_up->width + xoffset_right;
5056   int y_above = gi_down->y - yoffset_above;
5057   int x = gi_down->x;
5058   int y;        /* set after gadget position was modified */
5059 #endif
5060
5061   /* set position for "score" counter gadget */
5062   if (id == ED_COUNTER_ID_ELEMENT_SCORE)
5063   {
5064     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5065     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5066     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5067   }
5068
5069   y = gi_up->y + yoffset;
5070
5071   if (counterbutton_info[id].text_above)
5072     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5073
5074   if (counterbutton_info[id].text_left)
5075     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5076
5077   if (counterbutton_info[id].text_right)
5078     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5079
5080   ModifyEditorCounter(id, *counterbutton_info[id].value);
5081
5082   MapGadget(gi_down);
5083   MapGadget(gi_text);
5084   MapGadget(gi_up);
5085 }
5086
5087 static void MapControlButtons()
5088 {
5089   int counter_id;
5090   int i;
5091
5092   /* map toolbox buttons (excluding special CE toolbox buttons) */
5093   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5094     MapGadget(level_editor_gadget[i]);
5095
5096   /* map buttons to select elements */
5097   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5098     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5099   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5100   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5101   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5102
5103   /* map buttons to select level */
5104   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5105   ModifyEditorCounterLimits(counter_id,
5106                             leveldir_current->first_level,
5107                             leveldir_current->last_level);
5108   MapCounterButtons(counter_id);
5109 }
5110
5111 static void MapDrawingArea(int id)
5112 {
5113   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5114   int area_xsize = gi->drawing.area_xsize;
5115   int area_ysize = gi->drawing.area_ysize;
5116   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5117   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5118   int x_left  = gi->x - xoffset_left;
5119   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5120   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5121   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5122   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5123
5124   if (drawingarea_info[id].text_left)
5125     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5126
5127   if (drawingarea_info[id].text_right)
5128     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5129
5130   if (drawingarea_info[id].text_below)
5131     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5132
5133   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5134   {
5135     DrawElementBorder(gi->x, gi->y,
5136                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5137
5138     DrawDrawingArea(id);
5139   }
5140
5141   MapGadget(gi);
5142 }
5143
5144 static void MapTextInputGadget(int id)
5145 {
5146   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5147   int xoffset_above = 0;
5148   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5149   int x_above = textinput_info[id].x + xoffset_above;
5150   int y_above = textinput_info[id].y + yoffset_above;
5151
5152   if (textinput_info[id].text_above)
5153     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5154
5155   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5156
5157   MapGadget(gi);
5158 }
5159
5160 static void MapTextAreaGadget(int id)
5161 {
5162   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5163   int xoffset_above = 0;
5164   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5165   int x_above = textarea_info[id].x + xoffset_above;
5166   int y_above = textarea_info[id].y + yoffset_above;
5167
5168   if (textarea_info[id].text_above)
5169     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5170
5171   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5172
5173   MapGadget(gi);
5174 }
5175
5176 static void MapSelectboxGadget(int id)
5177 {
5178   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5179   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5180   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5181   int yoffset = ED_BORDER_SIZE;
5182   int x_left = gi->x - xoffset_left;
5183   int x_right = gi->x + gi->width + xoffset_right;
5184   int y = gi->y + yoffset;
5185
5186   if (selectbox_info[id].text_left)
5187     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5188
5189   if (selectbox_info[id].text_right)
5190     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5191
5192   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5193
5194   MapGadget(gi);
5195 }
5196
5197 static void MapTextbuttonGadget(int id)
5198 {
5199   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5200   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5201   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5202   int yoffset = ED_BORDER_SIZE;
5203   int x_left = gi->x - xoffset_left;
5204   int x_right = gi->x + gi->width + xoffset_right;
5205   int y = gi->y + yoffset;
5206
5207   /* only show button to delete change pages when more than minimum pages */
5208   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5209       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5210     return;
5211
5212   if (textbutton_info[id].text_left)
5213     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5214
5215   if (textbutton_info[id].text_right)
5216     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5217
5218   MapGadget(gi);
5219 }
5220
5221 static void MapGraphicbuttonGadget(int id)
5222 {
5223   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5224   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5225   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5226   int yoffset = ED_BORDER_SIZE;
5227   int x_left = gi->x - xoffset_left;
5228   int x_right = gi->x + gi->width + xoffset_right;
5229   int y = gi->y + yoffset;
5230
5231   if (graphicbutton_info[id].text_left)
5232     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5233
5234   if (graphicbutton_info[id].text_right)
5235     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5236
5237   MapGadget(gi);
5238 }
5239
5240 static void MapRadiobuttonGadget(int id)
5241 {
5242   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5243   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5244   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5245   int yoffset = ED_BORDER_SIZE;
5246   int x_left = gi->x - xoffset_left;
5247   int x_right = gi->x + gi->width + xoffset_right;
5248   int y = gi->y + yoffset;
5249   boolean checked =
5250     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5251
5252   if (radiobutton_info[id].text_left)
5253     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5254
5255   if (radiobutton_info[id].text_right)
5256     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5257
5258   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5259
5260   MapGadget(gi);
5261 }
5262
5263 static void MapCheckbuttonGadget(int id)
5264 {
5265   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5266   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5267   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5268   int yoffset = ED_BORDER_SIZE;
5269   int x_left = gi->x - xoffset_left;
5270   int x_right = gi->x + gi->width + xoffset_right;
5271   int y;        /* set after gadget position was modified */
5272
5273   /* set position for "stickybutton" and "can move into acid" gadgets */
5274   if (id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID)
5275     ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5276
5277   y = gi->y + yoffset;
5278
5279   if (checkbutton_info[id].text_left)
5280     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5281
5282   if (checkbutton_info[id].text_right)
5283     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5284
5285   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5286
5287   MapGadget(gi);
5288 }
5289
5290 static void MapMainDrawingArea()
5291 {
5292   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5293   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5294   int i;
5295
5296   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5297   {
5298     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5299           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5300          no_horizontal_scrollbar) ||
5301         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5302           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5303          no_vertical_scrollbar))
5304       continue;
5305
5306     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5307   }
5308
5309   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5310   {
5311     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5312         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5313       continue;
5314
5315     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5316   }
5317
5318   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5319 }
5320
5321 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5322 {
5323   int i;
5324
5325   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5326   {
5327     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5328         i == GADGET_ID_CUSTOM_COPY_TO ||
5329         i == GADGET_ID_CUSTOM_EXCHANGE ||
5330         i == GADGET_ID_CUSTOM_COPY ||
5331         i == GADGET_ID_CUSTOM_PASTE)
5332     {
5333       if (map)
5334         MapGadget(level_editor_gadget[i]);
5335       else
5336         UnmapGadget(level_editor_gadget[i]);
5337     }
5338   }
5339 }
5340
5341 static void MapLevelEditorToolboxCustomGadgets()
5342 {
5343   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5344 }
5345
5346 static void UnmapLevelEditorToolboxCustomGadgets()
5347 {
5348   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5349 }
5350
5351 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5352 {
5353   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5354   int i;
5355
5356   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5357   {
5358     if (i != GADGET_ID_SINGLE_ITEMS &&
5359         i != GADGET_ID_PROPERTIES &&
5360         i != GADGET_ID_PICK_ELEMENT)
5361     {
5362       struct GadgetInfo *gi = level_editor_gadget[i];
5363
5364       if (map)
5365         MapGadget(gi);
5366       else
5367       {
5368         UnmapGadget(gi);
5369
5370         BlitBitmap(gd_bitmap, drawto,
5371                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5372                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5373                    gi->width, gi->height, gi->x, gi->y);
5374
5375         redraw_mask |= REDRAW_DOOR_3;
5376       }
5377     }
5378   }
5379 }
5380
5381 static void MapLevelEditorToolboxDrawingGadgets()
5382 {
5383   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5384 }
5385
5386 static void UnmapLevelEditorToolboxDrawingGadgets()
5387 {
5388   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5389 }
5390
5391 static void UnmapDrawingArea(int id)
5392 {
5393   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5394 }
5395
5396 static void UnmapLevelEditorWindowGadgets()
5397 {
5398   int i;
5399
5400   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5401     if (level_editor_gadget[i]->x < SX + SXSIZE)
5402       UnmapGadget(level_editor_gadget[i]);
5403 }
5404
5405 void UnmapLevelEditorGadgets()
5406 {
5407   int i;
5408
5409   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5410     UnmapGadget(level_editor_gadget[i]);
5411 }
5412
5413 static void ResetUndoBuffer()
5414 {
5415   undo_buffer_position = -1;
5416   undo_buffer_steps = -1;
5417   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5418 }
5419
5420 static void DrawEditModeWindow()
5421 {
5422   ModifyEditorElementList();
5423   RedrawDrawingElements();
5424
5425   if (edit_mode == ED_MODE_INFO)
5426     DrawLevelInfoWindow();
5427   else if (edit_mode == ED_MODE_PROPERTIES)
5428     DrawPropertiesWindow();
5429   else  /* edit_mode == ED_MODE_DRAWING */
5430     DrawDrawingWindow();
5431 }
5432
5433 static boolean LevelChanged()
5434 {
5435   boolean level_changed = FALSE;
5436   int x, y;
5437
5438   for (y = 0; y < lev_fieldy; y++)
5439     for (x = 0; x < lev_fieldx; x++)
5440       if (Feld[x][y] != level.field[x][y])
5441         level_changed = TRUE;
5442
5443   return level_changed;
5444 }
5445
5446 static boolean LevelContainsPlayer()
5447 {
5448   boolean player_found = FALSE;
5449   int x, y;
5450
5451   for (y = 0; y < lev_fieldy; y++)
5452     for (x = 0; x < lev_fieldx; x++)
5453       if (Feld[x][y] == EL_PLAYER_1 ||
5454           Feld[x][y] == EL_SP_MURPHY)
5455         player_found = TRUE;
5456
5457   return player_found;
5458 }
5459
5460 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5461                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5462 {
5463   int x, y;
5464
5465   for (x = 0; x < lev_fieldx; x++)
5466     for (y = 0; y < lev_fieldy; y++)
5467       dst[x][y] = src[x][y];
5468 }
5469
5470 static int setSelectboxValue(int selectbox_id, int new_value)
5471 {
5472   int new_index_value = 0;
5473   int i;
5474
5475   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5476     if (selectbox_info[selectbox_id].options[i].value == new_value)
5477       new_index_value = i;
5478
5479   *selectbox_info[selectbox_id].value =
5480     selectbox_info[selectbox_id].options[new_index_value].value;
5481
5482   return new_index_value;
5483 }
5484
5485 static void copy_custom_element_settings(int element_from, int element_to)
5486 {
5487 #if 1
5488   struct ElementInfo ei_to_old = element_info[element_to];
5489   struct ElementInfo *ei_from = &element_info[element_from];
5490   struct ElementInfo *ei_to = &element_info[element_to];
5491   int i;
5492
5493   /* ---------- copy whole element structure ---------- */
5494   *ei_to = *ei_from;
5495
5496   /* ---------- restore structure pointers which cannot be copied ---------- */
5497   ei_to->token_name         = ei_to_old.token_name;
5498   ei_to->class_name         = ei_to_old.class_name;
5499   ei_to->editor_description = ei_to_old.editor_description;
5500   ei_to->custom_description = ei_to_old.custom_description;
5501   ei_to->change_page        = ei_to_old.change_page;
5502   ei_to->change             = ei_to_old.change;
5503   ei_to->group              = ei_to_old.group;
5504
5505   /* ---------- copy element base properties ---------- */
5506   Properties[element_to][EP_BITFIELD_BASE] =
5507     Properties[element_from][EP_BITFIELD_BASE];
5508
5509   /* ---------- reinitialize and copy change pages ---------- */
5510   setElementChangePages(ei_to, ei_to->num_change_pages);
5511
5512   for (i=0; i < ei_to->num_change_pages; i++)
5513     ei_to->change_page[i] = ei_from->change_page[i];
5514
5515   /* ---------- copy group element info ---------- */
5516   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5517     *ei_to->group = *ei_from->group;
5518
5519 #else
5520
5521   struct ElementInfo *ei_from = &element_info[element_from];
5522   struct ElementInfo *ei_to = &element_info[element_to];
5523   int i, x, y;
5524
5525   /* ---------- copy element description ---------- */
5526   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5527     ei_to->description[i] = ei_from->description[i];
5528
5529   /* ---------- copy element properties ---------- */
5530   Properties[element_to][EP_BITFIELD_BASE] =
5531     Properties[element_from][EP_BITFIELD_BASE];
5532
5533   /* ---------- copy custom property values ---------- */
5534
5535   ei_to->use_gfx_element = ei_from->use_gfx_element;
5536   ei_to->gfx_element = ei_from->gfx_element;
5537
5538   ei_to->collect_score = ei_from->collect_score;
5539   ei_to->collect_count = ei_from->collect_count;
5540
5541   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5542   ei_to->push_delay_random = ei_from->push_delay_random;
5543   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5544   ei_to->move_delay_random = ei_from->move_delay_random;
5545
5546   ei_to->move_pattern = ei_from->move_pattern;
5547   ei_to->move_direction_initial = ei_from->move_direction_initial;
5548   ei_to->move_stepsize = ei_from->move_stepsize;
5549
5550   ei_to->slippery_type = ei_from->slippery_type;
5551
5552   for (y = 0; y < 3; y++)
5553     for (x = 0; x < 3; x++)
5554       ei_to->content[x][y] = ei_from->content[x][y];
5555
5556   ei_to->num_change_pages = ei_from->num_change_pages;
5557   setElementChangePages(ei_to, ei_to->num_change_pages);
5558
5559   for (i=0; i < ei_to->num_change_pages; i++)
5560   {
5561     struct ElementChangeInfo *change_to = &ei_to->change_page[i];
5562     struct ElementChangeInfo *change_from = &ei_from->change_page[i];
5563
5564     /* always start with reliable default values */
5565     setElementChangeInfoToDefaults(change_to);
5566
5567     change_to->events = change_from->events;
5568
5569     change_to->target_element = change_from->target_element;
5570
5571     change_to->delay_fixed = change_from->delay_fixed;
5572     change_to->delay_random = change_from->delay_random;
5573     change_to->delay_frames = change_from->delay_frames;
5574
5575     change_to->trigger_element = change_from->trigger_element;
5576
5577     change_to->explode = change_from->explode;
5578     change_to->use_content = change_from->use_content;
5579     change_to->only_if_complete = change_from->only_if_complete;
5580     change_to->use_random_change = change_from->use_random_change;
5581
5582     change_to->random_percentage = change_from->random_percentage;
5583     change_to->replace_when = change_from->replace_when;
5584
5585     for (y = 0; y < 3; y++)
5586       for (x = 0; x < 3; x++)
5587         change_to->target_content[x][y] = change_from->target_content[x][y];
5588
5589     change_to->can_change = change_from->can_change;
5590
5591     change_to->trigger_side = change_from->trigger_side;
5592   }
5593 #endif
5594
5595   /* mark this custom element as modified */
5596   ei_to->modified_settings = TRUE;
5597 }
5598
5599 static void replace_custom_element_in_settings(int element_from,
5600                                                int element_to)
5601 {
5602   int i, j, x, y;
5603
5604   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5605   {
5606     struct ElementInfo *ei = &element_info[i];
5607
5608     for (y = 0; y < 3; y++)
5609       for (x = 0; x < 3; x++)
5610         if (ei->content[x][y] == element_from)
5611           ei->content[x][y] = element_to;
5612
5613     for (j = 0; j < ei->num_change_pages; j++)
5614     {
5615       struct ElementChangeInfo *change = &ei->change_page[j];
5616
5617       if (change->target_element == element_from)
5618         change->target_element = element_to;
5619
5620       if (change->trigger_element == element_from)
5621         change->trigger_element = element_to;
5622
5623       for (y = 0; y < 3; y++)
5624         for (x = 0; x < 3; x++)
5625           if (change->target_content[x][y] == element_from)
5626             change->target_content[x][y] = element_to;
5627     }
5628
5629     if (ei->group != NULL)                              /* group or internal */
5630       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5631         if (ei->group->element[j] == element_from)
5632           ei->group->element[j] = element_to;
5633   }
5634 }
5635
5636 static void replace_custom_element_in_playfield(int element_from,
5637                                                 int element_to)
5638 {
5639   int x, y;
5640
5641   for (x = 0; x < lev_fieldx; x++)
5642     for (y = 0; y < lev_fieldy; y++)
5643       if (Feld[x][y] == element_from)
5644         Feld[x][y] = element_to;
5645 }
5646
5647 static boolean CopyCustomElement(int element_old, int element_new,
5648                                  int copy_mode)
5649 {
5650   if (copy_mode == GADGET_ID_CUSTOM_COPY)
5651   {
5652     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
5653                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5654     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5655   }
5656   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
5657   {
5658     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
5659                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5660     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5661   }
5662   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5663   {
5664     Request("Please choose custom element !", REQ_CONFIRM);
5665
5666     return FALSE;
5667   }
5668   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5669   {
5670     Request("Please choose group element !", REQ_CONFIRM);
5671
5672     return FALSE;
5673   }
5674
5675   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5676   {
5677     copy_custom_element_settings(element_new, element_old);
5678   }
5679   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5680   {
5681     copy_custom_element_settings(element_old, element_new);
5682   }
5683   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5684   {
5685     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
5686     copy_custom_element_settings(element_new, element_old);
5687     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
5688
5689     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
5690     replace_custom_element_in_settings(element_new, element_old);
5691     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
5692
5693     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
5694     replace_custom_element_in_playfield(element_new, element_old);
5695     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
5696   }
5697
5698   UpdateCustomElementGraphicGadgets();
5699   DrawPropertiesWindow();
5700
5701   return TRUE;
5702 }
5703
5704 static void CopyCustomElementPropertiesToEditor(int element)
5705 {
5706   int i;
5707   int current_change_page = element_info[element].current_change_page;
5708
5709   /* dynamically (re)build selectbox for selecting change page */
5710   for (i = 0; i < element_info[element].num_change_pages; i++)
5711   {
5712     sprintf(options_change_page_strings[i], "%d", i + 1);
5713
5714     options_change_page[i].value = i;
5715     options_change_page[i].text = options_change_page_strings[i];
5716   }
5717
5718   options_change_page[i].value = -1;
5719   options_change_page[i].text = NULL;
5720
5721   /* needed here to initialize combined element properties */
5722   InitElementPropertiesEngine(level.game_version);
5723
5724   element_info[element].change =
5725     &element_info[element].change_page[current_change_page];
5726
5727   custom_element = element_info[element];
5728   custom_element_change = *element_info[element].change;
5729
5730   /* needed to initially set selectbox value variables to reliable defaults */
5731   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5732     setSelectboxValue(i, *selectbox_info[i].value);
5733
5734   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5735     custom_element_properties[i] = HAS_PROPERTY(element, i);
5736
5737   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5738     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5739
5740   /* ---------- element settings: configure (custom elements) ------------- */
5741
5742   /* set accessible layer selectbox help value */
5743   custom_element.access_type =
5744     (IS_WALKABLE(element) ? EP_WALKABLE :
5745      IS_PASSABLE(element) ? EP_PASSABLE :
5746      custom_element.access_type);
5747   custom_element.access_layer =
5748     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5749      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5750      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5751      custom_element.access_layer);
5752   custom_element.access_protected =
5753     (IS_PROTECTED(element) ? 1 : 0);
5754   custom_element_properties[EP_ACCESSIBLE] =
5755     (IS_ACCESSIBLE_OVER(element) ||
5756      IS_ACCESSIBLE_INSIDE(element) ||
5757      IS_ACCESSIBLE_UNDER(element));
5758
5759   /* set walk-to-object action selectbox help value */
5760   custom_element.walk_to_action =
5761     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5762      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5763      IS_DROPPABLE(element) ? EP_DROPPABLE :
5764      IS_PUSHABLE(element) ? EP_PUSHABLE :
5765      custom_element.walk_to_action);
5766   custom_element_properties[EP_WALK_TO_OBJECT] =
5767     (IS_DIGGABLE(element) ||
5768      IS_COLLECTIBLE_ONLY(element) ||
5769      IS_DROPPABLE(element) ||
5770      IS_PUSHABLE(element));
5771
5772   /* set smash targets selectbox help value */
5773   custom_element.smash_targets =
5774     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5775      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5776      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5777      custom_element.smash_targets);
5778   custom_element_properties[EP_CAN_SMASH] =
5779     (CAN_SMASH_EVERYTHING(element) ||
5780      CAN_SMASH_ENEMIES(element) ||
5781      CAN_SMASH_PLAYER(element));
5782
5783   /* set deadliness selectbox help value */
5784   custom_element.deadliness =
5785     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5786      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5787      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5788      custom_element.deadliness);
5789   custom_element_properties[EP_DEADLY] =
5790     (DONT_TOUCH(element) ||
5791      DONT_COLLIDE_WITH(element) ||
5792      DONT_RUN_INTO(element));
5793
5794   /* set consistency selectbox help value */
5795   custom_element.consistency =
5796     (IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
5797      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
5798      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
5799      CAN_EXPLODE_DYNA(element) ? EP_CAN_EXPLODE_DYNA :
5800      custom_element.consistency);
5801   custom_element_properties[EP_EXPLODE_RESULT] =
5802     (IS_INDESTRUCTIBLE(element) ||
5803      CAN_EXPLODE_1X1(element) ||
5804      CAN_EXPLODE_3X3(element) ||
5805      CAN_EXPLODE_DYNA(element));
5806
5807   /* special case: sub-settings dependent from main setting */
5808   if (CAN_EXPLODE_BY_FIRE(element))
5809     custom_element.can_explode_by_fire = TRUE;
5810   if (CAN_EXPLODE_SMASHED(element))
5811     custom_element.can_explode_smashed = TRUE;
5812   if (CAN_EXPLODE_IMPACT(element))
5813     custom_element.can_explode_impact  = TRUE;
5814
5815   /* ---------- element settings: advanced (custom elements) --------------- */
5816
5817   /* set "change by direct action" selectbox help value */
5818   custom_element_change.direct_action =
5819     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
5820      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
5821      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
5822      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
5823      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
5824      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
5825      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
5826      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
5827      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
5828      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
5829      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
5830      custom_element_change.direct_action);
5831
5832   /* set "change by other element action" selectbox help value */
5833   custom_element_change.other_action =
5834     (HAS_CHANGE_EVENT(element, CE_OTHER_GETS_TOUCHED) ? CE_OTHER_GETS_TOUCHED :
5835      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PRESSED) ? CE_OTHER_GETS_PRESSED :
5836      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PUSHED) ? CE_OTHER_GETS_PUSHED :
5837      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_ENTERED) ? CE_OTHER_GETS_ENTERED :
5838      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_LEFT) ? CE_OTHER_GETS_LEFT :
5839      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DIGGED) ? CE_OTHER_GETS_DIGGED :
5840      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
5841      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
5842      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
5843      HAS_CHANGE_EVENT(element, CE_OTHER_IS_HITTING) ? CE_OTHER_IS_HITTING :
5844      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_HIT) ? CE_OTHER_GETS_HIT :
5845      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
5846      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
5847      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
5848      custom_element_change.other_action);
5849 }
5850
5851 static void CopyGroupElementPropertiesToEditor(int element)
5852 {
5853   group_element_info = *element_info[element].group;
5854   custom_element = element_info[element];       /* needed for description */
5855 }
5856
5857 static void CopyClassicElementPropertiesToEditor(int element)
5858 {
5859 #if 1
5860   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
5861     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5862       getMoveIntoAcidProperty(&level, element);
5863
5864   if (MAYBE_DONT_COLLIDE_WITH(element))
5865     custom_element_properties[EP_DONT_COLLIDE_WITH] =
5866       getDontCollideWithProperty(&level, element);
5867 #else
5868
5869   if (COULD_MOVE_INTO_ACID(element))
5870   {
5871     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
5872
5873     if (bit_nr > -1)
5874       custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5875         ((level.can_move_into_acid_bits & (1 << bit_nr)) != 0);
5876   }
5877 #endif
5878 }
5879
5880 static void CopyElementPropertiesToEditor(int element)
5881 {
5882   if (IS_CUSTOM_ELEMENT(element))
5883     CopyCustomElementPropertiesToEditor(element);
5884   else if (IS_GROUP_ELEMENT(element))
5885     CopyGroupElementPropertiesToEditor(element);
5886   else
5887     CopyClassicElementPropertiesToEditor(element);
5888 }
5889
5890 static void CopyCustomElementPropertiesToGame(int element)
5891 {
5892   int i;
5893   int access_type_and_layer;
5894
5895   /* mark that this custom element has been modified */
5896   custom_element.modified_settings = TRUE;
5897
5898   if (level.use_custom_template)
5899   {
5900     if (Request("Copy and modify level template ?", REQ_ASK))
5901     {
5902       level.use_custom_template = FALSE;
5903       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
5904                    GDI_CHECKED, FALSE, GDI_END);
5905     }
5906     else
5907     {
5908       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
5909
5910       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
5911     }
5912   }
5913
5914   element_info[element] = custom_element;
5915   *element_info[element].change = custom_element_change;
5916
5917   /* ---------- element settings: configure (custom elements) ------------- */
5918
5919   /* set accessible property from checkbox and selectbox */
5920   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
5921   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
5922   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
5923   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
5924   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
5925   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
5926   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
5927                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
5928                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
5929   custom_element_properties[access_type_and_layer] =
5930     custom_element_properties[EP_ACCESSIBLE];
5931   custom_element_properties[EP_PROTECTED] =
5932     (custom_element.access_protected != 0 &&
5933      custom_element_properties[EP_ACCESSIBLE]);
5934
5935   /* set walk-to-object property from checkbox and selectbox */
5936   custom_element_properties[EP_DIGGABLE] = FALSE;
5937   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
5938   custom_element_properties[EP_DROPPABLE] = FALSE;
5939   custom_element_properties[EP_PUSHABLE] = FALSE;
5940   custom_element_properties[custom_element.walk_to_action] =
5941     custom_element_properties[EP_WALK_TO_OBJECT];
5942
5943   /* set smash property from checkbox and selectbox */
5944   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
5945   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
5946   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
5947   custom_element_properties[custom_element.smash_targets] =
5948     custom_element_properties[EP_CAN_SMASH];
5949
5950   /* set deadliness property from checkbox and selectbox */
5951   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
5952   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
5953   custom_element_properties[EP_DONT_TOUCH] = FALSE;
5954   custom_element_properties[custom_element.deadliness] =
5955     custom_element_properties[EP_DEADLY];
5956
5957   /* set consistency property from checkbox and selectbox */
5958   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
5959   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
5960   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
5961   custom_element_properties[EP_CAN_EXPLODE_DYNA] = FALSE;
5962   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
5963   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
5964   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
5965   custom_element_properties[custom_element.consistency] =
5966     custom_element_properties[EP_EXPLODE_RESULT];
5967
5968   /* special case: sub-settings dependent from main setting */
5969   if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
5970       custom_element_properties[EP_CAN_EXPLODE_3X3] ||
5971       custom_element_properties[EP_CAN_EXPLODE_DYNA])
5972   {
5973     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
5974       custom_element.can_explode_by_fire;
5975     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
5976       custom_element.can_explode_smashed;
5977     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
5978       custom_element.can_explode_impact;
5979   }
5980
5981   /* ---------- element settings: advanced (custom elements) --------------- */
5982
5983   /* set player change event from checkbox and selectbox */
5984   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
5985   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
5986   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
5987   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
5988   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
5989   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
5990   custom_element_change_events[CE_SWITCHED] = FALSE;
5991   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
5992   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
5993   custom_element_change_events[CE_IMPACT] = FALSE;
5994   custom_element_change_events[CE_SMASHED] = FALSE;
5995   custom_element_change_events[custom_element_change.direct_action] =
5996     custom_element_change_events[CE_BY_DIRECT_ACTION];
5997
5998   /* set other element action change event from checkbox and selectbox */
5999   custom_element_change_events[CE_OTHER_GETS_TOUCHED] = FALSE;
6000   custom_element_change_events[CE_OTHER_GETS_PRESSED] = FALSE;
6001   custom_element_change_events[CE_OTHER_GETS_PUSHED] = FALSE;
6002   custom_element_change_events[CE_OTHER_GETS_ENTERED] = FALSE;
6003   custom_element_change_events[CE_OTHER_GETS_LEFT] = FALSE;
6004   custom_element_change_events[CE_OTHER_GETS_DIGGED] = FALSE;
6005   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
6006   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
6007   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
6008   custom_element_change_events[CE_OTHER_IS_HITTING] = FALSE;
6009   custom_element_change_events[CE_OTHER_GETS_HIT] = FALSE;
6010   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
6011   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
6012   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
6013   custom_element_change_events[custom_element_change.other_action] =
6014     custom_element_change_events[CE_BY_OTHER_ACTION];
6015
6016   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6017     SET_PROPERTY(element, i, custom_element_properties[i]);
6018
6019   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6020     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6021
6022   /* copy change events also to special level editor variable */
6023   custom_element = element_info[element];
6024   custom_element_change = *element_info[element].change;
6025 }
6026
6027 static void CopyGroupElementPropertiesToGame(int element)
6028 {
6029   element_info[element] = custom_element;
6030   *element_info[element].group = group_element_info;
6031
6032   /* mark that this group element has been modified */
6033   element_info[element].modified_settings = TRUE;
6034 }
6035
6036 static void CopyClassicElementPropertiesToGame(int element)
6037 {
6038 #if 1
6039   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6040     setMoveIntoAcidProperty(&level, element,
6041                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6042
6043   if (MAYBE_DONT_COLLIDE_WITH(element))
6044     setDontCollideWithProperty(&level, element,
6045                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6046 #else
6047
6048   if (COULD_MOVE_INTO_ACID(element))
6049   {
6050     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6051
6052     if (bit_nr > -1)
6053     {
6054       level.can_move_into_acid_bits &= ~(1 << bit_nr);
6055
6056       if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
6057         level.can_move_into_acid_bits |= (1 << bit_nr);
6058     }
6059   }
6060 #endif
6061 }
6062
6063 static void CopyElementPropertiesToGame(int element)
6064 {
6065   if (IS_CUSTOM_ELEMENT(element))
6066     CopyCustomElementPropertiesToGame(element);
6067   else if (IS_GROUP_ELEMENT(element))
6068     CopyGroupElementPropertiesToGame(element);
6069   else
6070     CopyClassicElementPropertiesToGame(element);
6071 }
6072
6073 void DrawLevelEd()
6074 {
6075   CloseDoor(DOOR_CLOSE_ALL);
6076   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6077
6078   if (level_editor_test_game)
6079   {
6080     CopyPlayfield(level.field, Feld);
6081     CopyPlayfield(FieldBackup, level.field);
6082
6083     level_editor_test_game = FALSE;
6084   }
6085   else
6086   {
6087     edit_mode = ED_MODE_DRAWING;
6088     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6089
6090     ResetUndoBuffer();
6091
6092     level_xpos = -1;
6093     level_ypos = -1;
6094   }
6095
6096   /* copy default editor door content to main double buffer */
6097   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6098              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6099
6100 #if 0
6101   /* draw mouse button brush elements */
6102   RedrawDrawingElements();
6103 #endif
6104
6105   /* draw bigger door */
6106   DrawSpecialEditorDoor();
6107
6108   /* draw new control window */
6109   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6110              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6111
6112   redraw_mask |= REDRAW_ALL;
6113
6114   ReinitializeElementListButtons();     /* only needed after setup changes */
6115 #if 0
6116   ModifyEditorElementList();            /* may be needed for custom elements */
6117 #endif
6118
6119   UnmapTapeButtons();
6120   MapControlButtons();
6121
6122   DrawEditModeWindow();
6123
6124   /* copy actual editor door content to door double buffer for OpenDoor() */
6125   BlitBitmap(drawto, bitmap_db_door,
6126              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6127
6128   OpenDoor(DOOR_OPEN_1);
6129 }
6130
6131 static void AdjustDrawingAreaGadgets()
6132 {
6133   int ed_xsize = lev_fieldx + 2;
6134   int ed_ysize = lev_fieldy + 2;
6135   int max_ed_fieldx = MAX_ED_FIELDX;
6136   int max_ed_fieldy = MAX_ED_FIELDY;
6137   boolean horizontal_scrollbar_needed;
6138   boolean vertical_scrollbar_needed;
6139   int x, y, width, height;
6140   int xoffset, yoffset;
6141
6142   /* check if we need any scrollbars */
6143   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6144   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6145
6146   /* check if we have a smaller editor field because of scrollbars */
6147   if (horizontal_scrollbar_needed)
6148     max_ed_fieldy = MAX_ED_FIELDY - 1;
6149   if (vertical_scrollbar_needed)
6150     max_ed_fieldx = MAX_ED_FIELDX - 1;
6151
6152   /* check again if we now need more scrollbars because of less space */
6153   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6154   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6155
6156   /* check if editor field gets even smaller after adding new scrollbars */
6157   if (horizontal_scrollbar_needed)
6158     max_ed_fieldy = MAX_ED_FIELDY - 1;
6159   if (vertical_scrollbar_needed)
6160     max_ed_fieldx = MAX_ED_FIELDX - 1;
6161
6162   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6163   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6164
6165   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6166                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6167                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6168                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6169                GDI_END);
6170
6171   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6172   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6173
6174   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6175   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6176
6177   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6178   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6179
6180   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6181   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6182
6183   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6184                GDI_WIDTH, width,
6185                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6186                GDI_END);
6187   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6188                GDI_HEIGHT, height,
6189                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6190                GDI_END);
6191 }
6192
6193 static void AdjustLevelScrollPosition()
6194 {
6195   if (level_xpos < -1)
6196     level_xpos = -1;
6197   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6198     level_xpos = lev_fieldx - ed_fieldx + 1;
6199   if (lev_fieldx < ed_fieldx - 2)
6200     level_xpos = -1;
6201
6202   if (level_ypos < -1)
6203     level_ypos = -1;
6204   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6205     level_ypos = lev_fieldy - ed_fieldy + 1;
6206   if (lev_fieldy < ed_fieldy - 2)
6207     level_ypos = -1;
6208 }
6209
6210 static void AdjustEditorScrollbar(int id)
6211 {
6212   struct GadgetInfo *gi = level_editor_gadget[id];
6213   int items_max, items_visible, item_position;
6214
6215   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6216   {
6217     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6218     items_visible = ed_fieldx;
6219     item_position = level_xpos + 1;
6220   }
6221   else
6222   {
6223     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6224     items_visible = ed_fieldy;
6225     item_position = level_ypos + 1;
6226   }
6227
6228   if (item_position > items_max - items_visible)
6229     item_position = items_max - items_visible;
6230
6231   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6232                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6233 }
6234
6235 static void ModifyEditorCounter(int counter_id, int new_value)
6236 {
6237   int *counter_value = counterbutton_info[counter_id].value;
6238   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6239   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6240
6241   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6242
6243   if (counter_value != NULL)
6244     *counter_value = gi->textinput.number_value;
6245 }
6246
6247 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6248 {
6249   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6250   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6251
6252   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6253 }
6254
6255 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6256 {
6257   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6258   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6259   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6260
6261   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6262 }
6263
6264 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6265 {
6266   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6267   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6268
6269   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6270 }
6271
6272 static void ModifyEditorElementList()
6273 {
6274   int i;
6275
6276   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6277   {
6278     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6279     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6280     struct GadgetDesign *gd = &gi->deco.design;
6281     int element = editor_elements[element_shift + i];
6282
6283     UnmapGadget(gi);
6284     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6285     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6286     MapGadget(gi);
6287   }
6288 }
6289
6290 static void PickDrawingElement(int button, int element)
6291 {
6292   if (button < 1 || button > 3)
6293     return;
6294
6295   if (button == 1)
6296   {
6297     new_element1 = element;
6298     DrawMiniGraphicExt(drawto,
6299                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6300                        el2edimg(new_element1));
6301   }
6302   else if (button == 2)
6303   {
6304     new_element2 = element;
6305     DrawMiniGraphicExt(drawto,
6306                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6307                        el2edimg(new_element2));
6308   }
6309   else
6310   {
6311     new_element3 = element;
6312     DrawMiniGraphicExt(drawto,
6313                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6314                        el2edimg(new_element3));
6315   }
6316
6317   redraw_mask |= REDRAW_DOOR_1;
6318 }
6319
6320 static void RedrawDrawingElements()
6321 {
6322   PickDrawingElement(1, new_element1);
6323   PickDrawingElement(2, new_element2);
6324   PickDrawingElement(3, new_element3);
6325 }
6326
6327 static void DrawDrawingWindow()
6328 {
6329   stick_element_properties_window = FALSE;
6330
6331   SetMainBackgroundImage(IMG_UNDEFINED);
6332   ClearWindow();
6333
6334   UnmapLevelEditorWindowGadgets();
6335   UnmapLevelEditorToolboxCustomGadgets();
6336
6337   AdjustDrawingAreaGadgets();
6338   AdjustLevelScrollPosition();
6339   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6340   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6341
6342   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6343
6344   MapMainDrawingArea();
6345   MapLevelEditorToolboxDrawingGadgets();
6346 }
6347
6348 static void DrawLevelInfoWindow()
6349 {
6350   int i;
6351
6352   stick_element_properties_window = FALSE;
6353
6354   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6355   ClearWindow();
6356   UnmapLevelEditorWindowGadgets();
6357
6358   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6359            "Level Settings", FONT_TITLE_1);
6360   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6361            "Editor Settings", FONT_TITLE_1);
6362
6363   /* draw counter gadgets */
6364   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6365     MapCounterButtons(i);
6366
6367   /* draw selectbox gadgets */
6368   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6369     MapSelectboxGadget(i);
6370
6371   /* draw checkbutton gadgets */
6372   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6373     MapCheckbuttonGadget(i);
6374
6375   /* draw radiobutton gadgets */
6376   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6377     MapRadiobuttonGadget(i);
6378
6379   /* draw text input gadgets */
6380   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6381     MapTextInputGadget(i);
6382
6383   /* draw drawing area */
6384   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6385 }
6386
6387 static void DrawCustomContentArea()
6388 {
6389   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6390   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6391   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6392   int x2 = right_gadget_border[GADGET_ID_CUSTOM_CONSISTENCY];
6393   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6394   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6395
6396   /* add distance for potential left text (without drawing area border) */
6397   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6398
6399   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6400
6401   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6402 }
6403
6404 static void DrawCustomChangeContentArea()
6405 {
6406   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6407   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6408   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6409   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6410   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6411   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6412
6413   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6414
6415   MapDrawingArea(id);
6416 }
6417
6418 static void DrawElementContentAreas()
6419 {
6420   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6421   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6422   int i;
6423
6424   /* display counter to choose number of element content areas */
6425   MapCounterButtons(ED_COUNTER_ID_ELEMENT_CONTENT);
6426
6427   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6428   {
6429     int id = ED_DRAWING_ID_ELEMENT_CONTENT_0 + i;
6430     int font_height = getFontHeight(FONT_TEXT_1);
6431
6432     if (i < level.num_yamyam_contents)
6433       MapDrawingArea(id);
6434     else
6435     {
6436       UnmapDrawingArea(id);
6437
6438       /* delete content areas in case of reducing number of them */
6439       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6440                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6441                      4 * MINI_TILEX,
6442                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6443     }
6444   }
6445
6446   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6447   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6448   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6449 }
6450
6451 static void DrawGroupElementArea(int element)
6452 {
6453   int num_elements = group_element_info.num_elements;
6454   int id = ED_DRAWING_ID_GROUP_CONTENT;
6455   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6456   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6457   int xsize = MAX_ELEMENTS_IN_GROUP;
6458   int ysize = 1;
6459
6460   if (drawingarea_info[id].text_left != NULL)
6461     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6462
6463   UnmapDrawingArea(id);
6464
6465   ModifyEditorDrawingArea(id, num_elements, 1);
6466
6467   /* delete content areas in case of reducing number of them */
6468   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6469
6470   MapDrawingArea(id);
6471 }
6472
6473 static void DrawEnvelopeTextArea(int envelope_nr)
6474 {
6475   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6476   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6477
6478   UnmapGadget(gi);
6479   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6480
6481   if (envelope_nr != -1)
6482     textarea_info[id].value = level.envelope_text[envelope_nr];
6483
6484   ModifyGadget(gi, GDI_AREA_SIZE,
6485                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6486                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6487                GDI_END);
6488
6489   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6490 }
6491
6492 char *getElementDescriptionFilename(int element)
6493 {
6494   char *docs_dir = options.docs_directory;
6495   char *elements_subdir = "elements";
6496   static char *filename = NULL;
6497   char basename[MAX_FILENAME_LEN];
6498
6499   checked_free(filename);
6500
6501   /* 1st try: look for element description file for exactly this element */
6502   sprintf(basename, "%s.txt", element_info[element].token_name);
6503   filename = getPath3(docs_dir, elements_subdir, basename);
6504   if (fileExists(filename))
6505     return filename;
6506
6507   free(filename);
6508
6509   /* 2nd try: look for element description file for this element's class */
6510   sprintf(basename, "%s.txt", element_info[element].class_name);
6511   filename = getPath3(docs_dir, elements_subdir, basename);
6512   if (fileExists(filename))
6513     return filename;
6514
6515   return NULL;
6516 }
6517
6518 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6519 {
6520   int font_height = getFontHeight(font_nr);
6521   int pad_x = ED_SETTINGS_XPOS(0);
6522   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6523   int sx = SX + pad_x;
6524   int sy = SY + pad_y;
6525   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6526
6527   if (start_line >= max_lines_per_screen)
6528     return FALSE;
6529
6530   DrawText(sx, sy + start_line * font_height, text, font_nr);
6531
6532   return TRUE;
6533 }
6534
6535 #if 1
6536
6537 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6538 {
6539   int font_nr = FONT_TEXT_2;
6540   int font_width = getFontWidth(font_nr);
6541   int font_height = getFontHeight(font_nr);
6542   int pad_x = ED_SETTINGS_XPOS(0);
6543   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6544   int sx = SX + pad_x;
6545   int sy = SY + pad_y + start_line * font_height;
6546   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6547   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6548
6549   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6550                           max_lines_per_screen);
6551 }
6552
6553 #else
6554
6555 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6556 {
6557   int font_nr = FONT_TEXT_2;
6558   int font_width = getFontWidth(font_nr);
6559   int font_height = getFontHeight(font_nr);
6560   int pad_x = ED_SETTINGS_XPOS(0);
6561   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6562   int sx = SX + pad_x;
6563   int sy = SY + pad_y;
6564   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6565   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6566   int current_line = start_line;
6567   char line[MAX_LINE_LEN];
6568   char buffer[max_chars_per_line + 1];
6569   int buffer_len;
6570   FILE *file;
6571
6572   if (current_line >= max_lines_per_screen)
6573     return 0;
6574
6575   if (filename == NULL)
6576     return 0;
6577
6578   if (!(file = fopen(filename, MODE_READ)))
6579     return 0;
6580
6581   buffer[0] = '\0';
6582   buffer_len = 0;
6583
6584   while (!feof(file) && current_line < max_lines_per_screen)
6585   {
6586     char *line_ptr;
6587     boolean last_line_was_empty = TRUE;
6588
6589     /* read next line of input file */
6590     if (!fgets(line, MAX_LINE_LEN, file))
6591       break;
6592
6593     /* skip comments (lines directly beginning with '#') */
6594     if (line[0] == '#')
6595       continue;
6596
6597     /* cut trailing newline from input line */
6598     for (line_ptr = line; *line_ptr; line_ptr++)
6599     {
6600       if (*line_ptr == '\n' || *line_ptr == '\r')
6601       {
6602         *line_ptr = '\0';
6603         break;
6604       }
6605     }
6606
6607     if (strlen(line) == 0)              /* special case: force empty line */
6608       strcpy(line, "\n");
6609
6610     line_ptr = line;
6611
6612     while (*line_ptr && current_line < max_lines_per_screen)
6613     {
6614       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
6615                                                  buffer, &buffer_len,
6616                                                  last_line_was_empty,
6617                                                  max_chars_per_line);
6618       if (buffer_filled)
6619       {
6620         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6621         current_line++;
6622
6623         last_line_was_empty = (buffer_len == 0);
6624
6625         buffer[0] = '\0';
6626         buffer_len = 0;
6627       }
6628     }
6629   }
6630
6631   fclose(file);
6632
6633   if (buffer_len > 0 && current_line < max_lines_per_screen)
6634   {
6635     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6636     current_line++;
6637   }
6638
6639   return (current_line - start_line);
6640 }
6641
6642 #endif
6643
6644 static void DrawPropertiesTabulatorGadgets()
6645 {
6646   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6647   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6648   int gd_x = gd->x + gd_gi->border.width / 2;
6649   int gd_y = gd->y + gd_gi->height - 1;
6650   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6651   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6652   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6653   int max_tabs = 4;
6654   int i;
6655
6656   /* draw additional "advanced" tabulator for custom elements */
6657   if (IS_CUSTOM_ELEMENT(properties_element))
6658     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6659
6660   for (i = id_first; i <= id_last; i++)
6661   {
6662     int gadget_id = textbutton_info[i].gadget_id;
6663     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6664     boolean active = (i != edit_mode_properties);
6665
6666     /* use "config 1" and "config 2" instead of "config" */
6667     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6668         IS_CUSTOM_ELEMENT(properties_element))
6669       continue;
6670
6671     /* draw background line below tabulator button */
6672     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6673
6674     /* draw solid line below inactive tabulator buttons */
6675     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6676       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6677
6678     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6679     MapTextbuttonGadget(i);
6680   }
6681
6682   /* draw little border line below tabulator buttons */
6683   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6684     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6685                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6686                   ED_GADGET_DISTANCE, tab_color);
6687 }
6688
6689 static void DrawPropertiesInfo()
6690 {
6691   static struct
6692   {
6693     int value;
6694     char *text;
6695   }
6696   properties[] =
6697   {
6698     /* configurable properties */
6699
6700     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6701     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6702     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6703     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6704     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6705     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6706
6707     { EP_DIGGABLE,              "- can be digged away"                  },
6708     { EP_COLLECTIBLE,           "- can be collected"                    },
6709     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6710     { EP_PUSHABLE,              "- can be pushed"                       },
6711
6712     { EP_CAN_MOVE,              "- can move"                            },
6713     { EP_CAN_FALL,              "- can fall"                            },
6714
6715     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6716 #if 0
6717     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6718 #endif
6719     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6720
6721     { EP_SLIPPERY,              "- slippery for falling objects"        },
6722     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6723
6724     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6725     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6726     { EP_DONT_TOUCH,            "- deadly when touching"                },
6727
6728     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6729
6730     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6731     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6732     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6733
6734     { EP_CAN_CHANGE,            "- can change to other element"         },
6735
6736     /* pre-defined properties */
6737     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6738     { EP_HAS_CONTENT,           "- can contain other elements"          },
6739
6740     { -1,                       NULL                                    }
6741   };
6742   char *filename = getElementDescriptionFilename(properties_element);
6743   char *percentage_text = "In this level:";
6744   char *properties_text = "Standard properties:";
6745   float percentage;
6746   int num_elements_in_level;
6747   int num_standard_properties = 0;
6748   int font1_nr = FONT_TEXT_1;
6749   int font2_nr = FONT_TEXT_2;
6750   int font1_width = getFontWidth(font1_nr);
6751   int font2_height = getFontHeight(font2_nr);
6752   int pad_x = ED_SETTINGS_XPOS(0);
6753   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6754   int screen_line = 0;
6755   int i, x, y;
6756
6757 #if DEBUG
6758   if (IS_CUSTOM_ELEMENT(properties_element))
6759   {
6760     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6761               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6762     screen_line++;
6763   }
6764   else if (IS_GROUP_ELEMENT(properties_element))
6765   {
6766     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6767               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6768     screen_line++;
6769   }
6770 #endif
6771
6772   /* ----- print number of elements / percentage of this element in level */
6773
6774   num_elements_in_level = 0;
6775   for (y = 0; y < lev_fieldy; y++)
6776     for (x = 0; x < lev_fieldx; x++)
6777       if (Feld[x][y] == properties_element)
6778         num_elements_in_level++;
6779   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6780
6781   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6782             percentage_text);
6783   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6784             pad_y + screen_line++ * font2_height, font2_nr,
6785             "%d (%.2f%%)", num_elements_in_level, percentage);
6786
6787   screen_line++;
6788
6789   /* ----- print standard properties of this element */
6790
6791   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6792             properties_text);
6793
6794   for (i = 0; properties[i].value != -1; i++)
6795   {
6796     if (!HAS_PROPERTY(properties_element, properties[i].value))
6797       continue;
6798
6799     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6800               properties[i].text);
6801     num_standard_properties++;
6802   }
6803
6804   if (num_standard_properties == 0)
6805     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6806               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6807
6808   screen_line++;
6809
6810   /* ----- print special description of this element */
6811
6812   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6813   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6814     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6815 }
6816
6817 #define TEXT_COLLECTING         "Score for collecting"
6818 #define TEXT_SMASHING           "Score for smashing"
6819 #define TEXT_CRACKING           "Score for cracking"
6820 #define TEXT_SPEED              "Speed of amoeba growth"
6821 #define TEXT_DURATION           "Duration when activated"
6822
6823 static struct
6824 {
6825   int element;
6826   int *value;
6827   char *text;
6828 } elements_with_counter[] =
6829 {
6830   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6831   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6832   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6833   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6834   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6835   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6836   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
6837   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
6838   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
6839   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
6840   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
6841   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
6842   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
6843   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
6844   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
6845   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
6846   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
6847   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
6848   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
6849   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
6850   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6851   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6852   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6853   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6854   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6855   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6856   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6857   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6858   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6859   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6860   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6861   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6862   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6863   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
6864   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
6865   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
6866   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
6867   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6868   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6869   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
6870   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
6871   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
6872   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6873   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6874   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6875   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6876   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
6877   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
6878   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
6879   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
6880   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
6881 #if 1
6882   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
6883   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
6884   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
6885   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
6886 #else
6887   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6888   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6889   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6890   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6891 #endif
6892   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_SPEED      },
6893   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_SPEED      },
6894   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_SPEED      },
6895   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_SPEED      },
6896   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
6897   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
6898   { -1,                 NULL,                           NULL            }
6899 };
6900
6901 static boolean checkPropertiesConfig(int element)
6902 {
6903   int i;
6904
6905   if (IS_GEM(element) ||
6906       IS_CUSTOM_ELEMENT(element) ||
6907       IS_GROUP_ELEMENT(element) ||
6908       IS_ENVELOPE(element) ||
6909       ELEM_IS_PLAYER(element) ||
6910       HAS_CONTENT(element) ||
6911       COULD_MOVE_INTO_ACID(element) ||
6912       MAYBE_DONT_COLLIDE_WITH(element))
6913     return TRUE;
6914   else
6915     for (i = 0; elements_with_counter[i].element != -1; i++)
6916       if (elements_with_counter[i].element == element)
6917         return TRUE;
6918
6919   return FALSE;
6920 }
6921
6922 static void DrawPropertiesConfig()
6923 {
6924   int i;
6925
6926   if (!checkPropertiesConfig(properties_element))
6927   {
6928     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
6929
6930     return;
6931   }
6932
6933   /* check if there are elements where a score can be chosen for */
6934   for (i = 0; elements_with_counter[i].element != -1; i++)
6935   {
6936     if (elements_with_counter[i].element == properties_element)
6937     {
6938       int counter_id = ED_COUNTER_ID_ELEMENT_SCORE;
6939
6940       counterbutton_info[counter_id].y =
6941         ED_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
6942                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
6943                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0));
6944
6945       counterbutton_info[counter_id].value = elements_with_counter[i].value;
6946       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
6947
6948       MapCounterButtons(counter_id);
6949
6950       break;
6951     }
6952   }
6953
6954   if (HAS_CONTENT(properties_element))
6955   {
6956     /* draw stickybutton gadget */
6957     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6958
6959     if (IS_AMOEBOID(properties_element))
6960       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
6961     else
6962       DrawElementContentAreas();
6963   }
6964
6965   if (ELEM_IS_PLAYER(properties_element))
6966   {
6967     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
6968     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
6969                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
6970                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
6971     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
6972   }
6973
6974   if (IS_GEM(properties_element))
6975     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
6976
6977   if (COULD_MOVE_INTO_ACID(properties_element) &&
6978       (!IS_CUSTOM_ELEMENT(properties_element) ||
6979        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
6980   {
6981     /* set position for special checkbutton for "can move into acid" */
6982     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
6983       ED_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
6984                        HAS_CONTENT(properties_element) ? 1 : 0);
6985
6986     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
6987   }
6988
6989   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
6990     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
6991
6992   if (properties_element == EL_SPRING)
6993     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
6994
6995   if (IS_ENVELOPE(properties_element))
6996   {
6997     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
6998     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
6999     int envelope_nr = properties_element - EL_ENVELOPE_1;
7000
7001     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7002     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7003
7004     /* display counter to choose size of envelope text area */
7005     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7006     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7007
7008     DrawEnvelopeTextArea(envelope_nr);
7009   }
7010
7011   if (IS_CUSTOM_ELEMENT(properties_element))
7012   {
7013     /* draw stickybutton gadget */
7014     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7015
7016     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7017     {
7018       /* draw checkbutton gadgets */
7019       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7020            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7021         MapCheckbuttonGadget(i);
7022
7023       /* draw counter gadgets */
7024       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7025            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7026         MapCounterButtons(i);
7027
7028       /* draw selectbox gadgets */
7029       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7030            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7031         MapSelectboxGadget(i);
7032
7033       /* draw textbutton gadgets */
7034       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7035
7036       /* draw text input gadgets */
7037       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7038
7039       /* draw drawing area gadgets */
7040       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7041       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7042       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7043     }
7044     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7045     {
7046       /* draw checkbutton gadgets */
7047       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7048            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7049         MapCheckbuttonGadget(i);
7050
7051       /* draw counter gadgets */
7052       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7053            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7054         MapCounterButtons(i);
7055
7056       /* draw selectbox gadgets */
7057       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7058            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7059         MapSelectboxGadget(i);
7060
7061       /* draw drawing area gadgets */
7062       DrawCustomContentArea();
7063     }
7064   }
7065   else if (IS_GROUP_ELEMENT(properties_element))
7066   {
7067     /* draw stickybutton gadget */
7068     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7069
7070     /* draw checkbutton gadgets */
7071     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7072     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7073
7074     /* draw counter gadgets */
7075     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7076
7077     /* draw selectbox gadgets */
7078     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7079
7080     /* draw textbutton gadgets */
7081     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7082
7083     /* draw drawing area gadgets */
7084     DrawGroupElementArea(properties_element);
7085
7086     /* draw text input gadgets */
7087     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7088
7089     /* draw drawing area gadgets */
7090     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7091   }
7092 }
7093
7094 static void DrawPropertiesChangeDrawingAreas()
7095 {
7096   if (IS_CUSTOM_ELEMENT(properties_element))
7097   {
7098     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7099     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7100
7101     DrawCustomChangeContentArea();
7102   }
7103
7104   redraw_mask |= REDRAW_FIELD;
7105 }
7106
7107 static void DrawPropertiesChange()
7108 {
7109   int i;
7110
7111   /* draw stickybutton gadget */
7112   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7113
7114   /* draw checkbutton gadgets */
7115   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7116        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7117     MapCheckbuttonGadget(i);
7118
7119   /* draw counter gadgets */
7120   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7121        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7122     MapCounterButtons(i);
7123
7124   /* draw selectbox gadgets */
7125   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7126        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7127     MapSelectboxGadget(i);
7128
7129   /* draw textbutton gadgets */
7130   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7131        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7132     MapTextbuttonGadget(i);
7133
7134   /* draw graphicbutton gadgets */
7135   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7136        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7137     MapGraphicbuttonGadget(i);
7138
7139   /* draw drawing area gadgets */
7140   DrawPropertiesChangeDrawingAreas();
7141 }
7142
7143 static void DrawElementName(int x, int y, int element)
7144 {
7145   char *element_name = getElementInfoText(element);
7146   int font_nr = FONT_TEXT_1;
7147   int font_width = getFontWidth(font_nr);
7148   int font_height = getFontHeight(font_nr);
7149   int max_text_width = SXSIZE - x - ED_SETTINGS_XPOS(0);
7150   int max_chars_per_line = max_text_width / font_width;
7151   char buffer[max_chars_per_line + 1];
7152
7153   if (strlen(element_name) <= max_chars_per_line)
7154     DrawTextS(x, y, font_nr, element_name);
7155   else
7156   {
7157     int next_pos = max_chars_per_line;
7158
7159     strncpy(buffer, element_name, max_chars_per_line);
7160     buffer[max_chars_per_line] = '\0';
7161
7162     if (element_name[max_chars_per_line] == ' ')
7163       next_pos++;
7164     else
7165     {
7166       int i;
7167
7168       for (i = max_chars_per_line - 1; i >= 0; i--)
7169         if (buffer[i] == ' ')
7170           break;
7171
7172       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7173       {
7174         buffer[i] = '\0';
7175         next_pos = i + 1;
7176       }
7177     }
7178
7179     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7180
7181     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7182     buffer[max_chars_per_line] = '\0';
7183
7184     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7185   }
7186 }
7187
7188 static void DrawPropertiesWindow()
7189 {
7190   int xstart = 2;
7191   int ystart = 4;
7192
7193   stick_element_properties_window = FALSE;
7194
7195   /* make sure that previous properties edit mode exists for this element */
7196   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7197       !IS_CUSTOM_ELEMENT(properties_element))
7198     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7199
7200   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7201       IS_CUSTOM_ELEMENT(properties_element))
7202     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7203
7204   CopyElementPropertiesToEditor(properties_element);
7205
7206   UnmapLevelEditorWindowGadgets();
7207   UnmapLevelEditorToolboxDrawingGadgets();
7208   UnmapLevelEditorToolboxCustomGadgets();
7209
7210   if (IS_CUSTOM_ELEMENT(properties_element) ||
7211       IS_GROUP_ELEMENT(properties_element))
7212     MapLevelEditorToolboxCustomGadgets();
7213
7214   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7215   ClearWindow();
7216
7217   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7218            "Element Settings", FONT_TITLE_1);
7219
7220   DrawElementBorder(SX + xstart * MINI_TILEX,
7221                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7222                     TILEX, TILEY, FALSE);
7223   DrawGraphicAnimationExt(drawto,
7224                           SX + xstart * MINI_TILEX,
7225                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7226                           el2img(properties_element), -1, NO_MASKING);
7227
7228   FrameCounter = 0;     /* restart animation frame counter */
7229
7230   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7231                   properties_element);
7232
7233   DrawPropertiesTabulatorGadgets();
7234
7235   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7236     DrawPropertiesInfo();
7237   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7238     DrawPropertiesChange();
7239   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7240     DrawPropertiesConfig();
7241 }
7242
7243 static void UpdateCustomElementGraphicGadgets()
7244 {
7245   int i;
7246
7247   ModifyEditorElementList();
7248   RedrawDrawingElements();
7249
7250   /* force redraw of all mapped drawing area gadgets */
7251   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7252   {
7253     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7254
7255     if (gi->mapped)
7256       MapDrawingArea(i);
7257   }
7258 }
7259
7260 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7261 {
7262   int lx = sx + level_xpos;
7263   int ly = sy + level_ypos;
7264
7265   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7266
7267   if (change_level)
7268     Feld[lx][ly] = element;
7269 }
7270
7271 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7272                      int element, boolean change_level)
7273 {
7274   if (from_y == to_y)                   /* horizontal line */
7275   {
7276     int x;
7277     int y = from_y;
7278
7279     if (from_x > to_x)
7280       swap_numbers(&from_x, &to_x);
7281
7282     for (x = from_x; x <= to_x; x++)
7283       DrawLineElement(x, y, element, change_level);
7284   }
7285   else if (from_x == to_x)              /* vertical line */
7286   {
7287     int x = from_x;
7288     int y;
7289
7290     if (from_y > to_y)
7291       swap_numbers(&from_y, &to_y);
7292
7293     for (y = from_y; y <= to_y; y++)
7294       DrawLineElement(x, y, element, change_level);
7295   }
7296   else                                  /* diagonal line */
7297   {
7298     int len_x = ABS(to_x - from_x);
7299     int len_y = ABS(to_y - from_y);
7300     int x, y;
7301
7302     if (len_y < len_x)                  /* a < 1 */
7303     {
7304       float a = (float)len_y / (float)len_x;
7305
7306       if (from_x > to_x)
7307         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7308
7309       for (x = 0; x <= len_x; x++)
7310       {
7311         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7312         DrawLineElement(from_x + x, from_y + y, element, change_level);
7313       }
7314     }
7315     else                                /* a >= 1 */
7316     {
7317       float a = (float)len_x / (float)len_y;
7318
7319       if (from_y > to_y)
7320         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7321
7322       for (y = 0; y <= len_y; y++)
7323       {
7324         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7325         DrawLineElement(from_x + x, from_y + y, element, change_level);
7326       }
7327     }
7328   }
7329 }
7330
7331 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7332                     int element, boolean change_level)
7333 {
7334   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7335   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7336   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7337   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7338 }
7339
7340 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7341                           int element, boolean change_level)
7342 {
7343   int y;
7344
7345   if (from_y > to_y)
7346     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7347
7348   for (y = from_y; y <= to_y; y++)
7349     DrawLine(from_x, y, to_x, y, element, change_level);
7350 }
7351
7352 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7353                        int element, boolean change_level)
7354 {
7355   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7356   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7357   int len_x = ABS(to_x - from_x);
7358   int len_y = ABS(to_y - from_y);
7359   int radius, x, y;
7360
7361   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7362
7363   /* not optimal (some points get drawn twice) but simple,
7364      and fast enough for the few points we are drawing */
7365
7366   for (x = 0; x <= radius; x++)
7367   {
7368     int sx, sy, lx, ly;
7369
7370     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7371
7372     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7373     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7374     lx = sx + level_xpos;
7375     ly = sy + level_ypos;
7376
7377     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7378       DrawLineElement(sx, sy, element, change_level);
7379   }
7380
7381   for (y = 0; y <= radius; y++)
7382   {
7383     int sx, sy, lx, ly;
7384
7385     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7386
7387     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7388     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7389     lx = sx + level_xpos;
7390     ly = sy + level_ypos;
7391
7392     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7393       DrawLineElement(sx, sy, element, change_level);
7394   }
7395 }
7396
7397 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7398                     int element, boolean change_level)
7399 {
7400   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7401   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7402
7403   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7404 }
7405
7406 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7407 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7408 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7409                        int element, boolean change_level)
7410 {
7411   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7412   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7413   int mirror_to_x2 = from_x - (to_x2 - from_x);
7414   int mirror_to_y2 = from_y - (to_y2 - from_y);
7415
7416   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7417   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7418   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7419   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7420 }
7421 #endif
7422
7423 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7424 {
7425   int from_sx, from_sy;
7426   int to_sx, to_sy;
7427
7428   if (from_x > to_x)
7429     swap_numbers(&from_x, &to_x);
7430
7431   if (from_y > to_y)
7432     swap_numbers(&from_y, &to_y);
7433
7434   from_sx = SX + from_x * MINI_TILEX;
7435   from_sy = SY + from_y * MINI_TILEY;
7436   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7437   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7438
7439   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7440   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7441   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7442   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7443
7444   if (from_x == to_x && from_y == to_y)
7445     MarkTileDirty(from_x/2, from_y/2);
7446   else
7447     redraw_mask |= REDRAW_FIELD;
7448 }
7449
7450 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7451                        int element, boolean change_level)
7452 {
7453   if (element == -1 || change_level)
7454     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7455   else
7456     DrawAreaBorder(from_x, from_y, to_x, to_y);
7457 }
7458
7459 /* values for CopyBrushExt() */
7460 #define CB_AREA_TO_BRUSH        0
7461 #define CB_BRUSH_TO_CURSOR      1
7462 #define CB_BRUSH_TO_LEVEL       2
7463 #define CB_DELETE_OLD_CURSOR    3
7464 #define CB_DUMP_BRUSH           4
7465
7466 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7467                          int button, int mode)
7468 {
7469   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7470   static int brush_width, brush_height;
7471   static int last_cursor_x = -1, last_cursor_y = -1;
7472   static boolean delete_old_brush;
7473   int new_element = BUTTON_ELEMENT(button);
7474   int x, y;
7475
7476   if (mode == CB_DUMP_BRUSH)
7477   {
7478     if (!draw_with_brush)
7479     {
7480       Error(ERR_WARN, "no brush selected");
7481
7482       return;
7483     }
7484
7485     for (y = 0; y < brush_height; y++)
7486     {
7487       for (x = 0; x < brush_width; x++)
7488       {
7489         int element = brush_buffer[x][y];
7490         int element_mapped = element;
7491
7492 #if 0
7493         char *element_string = "?";
7494         int k;
7495
7496         for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
7497         {
7498           if (forum_sketch_element_mapping[k].element == element)
7499           {
7500             element_mapped = forum_sketch_element_mapping[k].element_mapped;
7501             break;
7502           }
7503         }
7504
7505         if (IS_CUSTOM_ELEMENT(element))
7506           element_mapped = EL_CUSTOM_1;
7507
7508         for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
7509         {
7510           if (forum_sketch_element_strings[k].element == element_mapped)
7511           {
7512             element_string = forum_sketch_element_strings[k].element_string;
7513             break;
7514           }
7515         }
7516
7517         printf("`%s", element_string);
7518
7519 #else
7520
7521         if (IS_CUSTOM_ELEMENT(element))
7522           element_mapped = EL_CUSTOM_START;
7523         else if (element > EL_ENVELOPE_4)
7524           element_mapped = EL_CHAR_QUESTION;    /* change to EL_UNKNOWN ... */
7525
7526         printf("`%03d", element_mapped);
7527 #endif
7528       }
7529
7530       printf("\n");
7531     }
7532
7533     return;
7534   }
7535
7536   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7537     return;
7538
7539   if (mode == CB_AREA_TO_BRUSH)
7540   {
7541     int from_lx, from_ly;
7542
7543     if (from_x > to_x)
7544       swap_numbers(&from_x, &to_x);
7545
7546     if (from_y > to_y)
7547       swap_numbers(&from_y, &to_y);
7548
7549     brush_width = to_x - from_x + 1;
7550     brush_height = to_y - from_y + 1;
7551
7552     from_lx = from_x + level_xpos;
7553     from_ly = from_y + level_ypos;
7554
7555     for (y = 0; y < brush_height; y++)
7556     {
7557       for (x=0; x < brush_width; x++)
7558       {
7559         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7560
7561         if (button != 1)
7562           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7563       }
7564     }
7565
7566     if (button != 1)
7567       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7568
7569     delete_old_brush = FALSE;
7570   }
7571   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7572            mode == CB_BRUSH_TO_LEVEL)
7573   {
7574     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7575     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7576     int cursor_from_x = cursor_x - brush_width / 2;
7577     int cursor_from_y = cursor_y - brush_height / 2;
7578     int border_from_x = cursor_x, border_from_y = cursor_y;
7579     int border_to_x = cursor_x, border_to_y = cursor_y;
7580
7581     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7582       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7583
7584     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7585         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7586     {
7587       delete_old_brush = FALSE;
7588       return;
7589     }
7590
7591     for (y = 0; y < brush_height; y++)
7592     {
7593       for (x = 0; x < brush_width; x++)
7594       {
7595         int sx = cursor_from_x + x;
7596         int sy = cursor_from_y + y;
7597         int lx = sx + level_xpos;
7598         int ly = sy + level_ypos;
7599         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7600         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7601                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7602                        brush_buffer[x][y] : new_element);
7603
7604         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7605         {
7606           if (sx < border_from_x)
7607             border_from_x = sx;
7608           else if (sx > border_to_x)
7609             border_to_x = sx;
7610           if (sy < border_from_y)
7611             border_from_y = sy;
7612           else if (sy > border_to_y)
7613             border_to_y = sy;
7614
7615           DrawLineElement(sx, sy, element, change_level);
7616         }
7617       }
7618     }
7619
7620     if (mode != CB_DELETE_OLD_CURSOR)
7621       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7622
7623     last_cursor_x = cursor_x;
7624     last_cursor_y = cursor_y;
7625     delete_old_brush = TRUE;
7626   }
7627 }
7628
7629 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7630                             int button)
7631 {
7632   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7633 }
7634
7635 static void CopyBrushToLevel(int x, int y, int button)
7636 {
7637   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7638 }
7639
7640 static void CopyBrushToCursor(int x, int y)
7641 {
7642   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7643 }
7644
7645 static void DeleteBrushFromCursor()
7646 {
7647   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7648 }
7649
7650 void DumpBrush()
7651 {
7652   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7653 }
7654
7655 static void FloodFill(int from_x, int from_y, int fill_element)
7656 {
7657   int i,x,y;
7658   int old_element;
7659   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7660   static int safety = 0;
7661
7662   /* check if starting field still has the desired content */
7663   if (Feld[from_x][from_y] == fill_element)
7664     return;
7665
7666   safety++;
7667
7668   if (safety > lev_fieldx*lev_fieldy)
7669     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7670
7671   old_element = Feld[from_x][from_y];
7672   Feld[from_x][from_y] = fill_element;
7673
7674   for (i = 0; i < 4; i++)
7675   {
7676     x = from_x + check[i][0];
7677     y = from_y + check[i][1];
7678
7679     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7680       FloodFill(x, y, fill_element);
7681   }
7682
7683   safety--;
7684 }
7685
7686 /* values for DrawLevelText() modes */
7687 #define TEXT_INIT               0
7688 #define TEXT_SETCURSOR          1
7689 #define TEXT_WRITECHAR          2
7690 #define TEXT_BACKSPACE          3
7691 #define TEXT_NEWLINE            4
7692 #define TEXT_END                5
7693 #define TEXT_QUERY_TYPING       6
7694
7695 static int DrawLevelText(int sx, int sy, char letter, int mode)
7696 {
7697   static short delete_buffer[MAX_LEV_FIELDX];
7698   static int start_sx, start_sy;
7699   static int last_sx, last_sy;
7700   static boolean typing = FALSE;
7701   int letter_element = EL_CHAR_ASCII0 + letter;
7702   int lx = 0, ly = 0;
7703
7704   /* map lower case letters to upper case and convert special characters */
7705   if (letter >= 'a' && letter <= 'z')
7706     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7707   else if (letter == 'ä' || letter == 'Ä')
7708     letter_element = EL_CHAR_AUMLAUT;
7709   else if (letter == 'ö' || letter == 'Ö')
7710     letter_element = EL_CHAR_OUMLAUT;
7711   else if (letter == 'ü' || letter == 'Ü')
7712     letter_element = EL_CHAR_UUMLAUT;
7713   else if (letter == '^')
7714     letter_element = EL_CHAR_COPYRIGHT;
7715   else
7716     letter_element = EL_CHAR_ASCII0 + letter;
7717
7718   if (mode != TEXT_INIT)
7719   {
7720     if (!typing)
7721       return FALSE;
7722
7723     if (mode != TEXT_SETCURSOR)
7724     {
7725       sx = last_sx;
7726       sy = last_sy;
7727     }
7728
7729     lx = last_sx + level_xpos;
7730     ly = last_sy + level_ypos;
7731   }
7732
7733   switch (mode)
7734   {
7735     case TEXT_INIT:
7736       if (typing)
7737         DrawLevelText(0, 0, 0, TEXT_END);
7738
7739       typing = TRUE;
7740       start_sx = last_sx = sx;
7741       start_sy = last_sy = sy;
7742       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7743       break;
7744
7745     case TEXT_SETCURSOR:
7746       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7747       DrawAreaBorder(sx, sy, sx, sy);
7748       last_sx = sx;
7749       last_sy = sy;
7750       break;
7751
7752     case TEXT_WRITECHAR:
7753       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7754       {
7755         delete_buffer[sx - start_sx] = Feld[lx][ly];
7756         Feld[lx][ly] = letter_element;
7757
7758         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7759           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7760         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7761           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7762         else
7763           DrawLevelText(0, 0, 0, TEXT_END);
7764       }
7765       break;
7766
7767     case TEXT_BACKSPACE:
7768       if (sx > start_sx)
7769       {
7770         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7771         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7772         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7773       }
7774       break;
7775
7776     case TEXT_NEWLINE:
7777       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7778         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7779       else
7780         DrawLevelText(0, 0, 0, TEXT_END);
7781       break;
7782
7783     case TEXT_END:
7784       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7785       DrawMiniElement(sx, sy, Feld[lx][ly]);
7786       typing = FALSE;
7787       break;
7788
7789     case TEXT_QUERY_TYPING:
7790       break;
7791
7792     default:
7793       break;
7794   }
7795
7796   return typing;
7797 }
7798
7799 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7800                           int element, boolean change_level)
7801 {
7802   int lx = sx + level_xpos;
7803   int ly = sy + level_ypos;
7804
7805   if (element == -1)
7806     DrawMiniElement(sx, sy, Feld[lx][ly]);
7807   else
7808     DrawAreaBorder(sx, sy, sx, sy);
7809 }
7810
7811 static void CopyLevelToUndoBuffer(int mode)
7812 {
7813   static boolean accumulated_undo = FALSE;
7814   boolean new_undo_buffer_position = TRUE;
7815   int last_border_element;
7816   int x, y;
7817
7818   switch (mode)
7819   {
7820     case UNDO_IMMEDIATE:
7821       accumulated_undo = FALSE;
7822       break;
7823
7824     case UNDO_ACCUMULATE:
7825       if (accumulated_undo)
7826         new_undo_buffer_position = FALSE;
7827       accumulated_undo = TRUE;
7828       break;
7829
7830     default:
7831       break;
7832   }
7833
7834   if (new_undo_buffer_position)
7835   {
7836     /* new position in undo buffer ring */
7837     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
7838
7839     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
7840       undo_buffer_steps++;
7841   }
7842
7843   for (x = 0; x < lev_fieldx; x++)
7844     for (y = 0; y < lev_fieldy; y++)
7845       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
7846
7847   /* check if drawing operation forces change of border style */
7848   last_border_element = BorderElement;
7849   SetBorderElement();
7850   if (BorderElement != last_border_element)
7851     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7852 }
7853
7854 static void RandomPlacement(int new_element)
7855 {
7856   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
7857   int num_free_positions;
7858   int num_percentage;
7859   int num_elements;
7860   int x, y;
7861
7862   /* determine number of free positions for the new elements */
7863   /* (maybe this statement should be formatted a bit more readable...) */
7864   num_free_positions = 0;
7865   for (x = 0; x < lev_fieldx; x++)
7866     for (y = 0; y < lev_fieldy; y++)
7867       if ((free_position[x][y] =
7868            ((random_placement_background_restricted &&
7869              Feld[x][y] == random_placement_background_element) ||
7870             (!random_placement_background_restricted &&
7871              Feld[x][y] != new_element))) == TRUE)
7872         num_free_positions++;
7873
7874   /* determine number of new elements to place there */
7875   num_percentage = num_free_positions * random_placement_value / 100;
7876   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
7877                   num_percentage : random_placement_value);
7878
7879   /* if not more free positions than elements to place, fill whole level */
7880   if (num_elements >= num_free_positions)
7881   {
7882     for (x = 0; x < lev_fieldx; x++)
7883       for (y = 0; y < lev_fieldy; y++)
7884         Feld[x][y] = new_element;
7885
7886     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7887     CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7888     return;
7889   }
7890
7891   while (num_elements > 0)
7892   {
7893     x = RND(lev_fieldx);
7894     y = RND(lev_fieldy);
7895
7896     /* don't place element at the same position twice */
7897     if (free_position[x][y])
7898     {
7899       free_position[x][y] = FALSE;
7900       Feld[x][y] = new_element;
7901       num_elements--;
7902     }
7903   }
7904
7905   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7906   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7907 }
7908
7909 void WrapLevel(int dx, int dy)
7910 {
7911   int wrap_dx = lev_fieldx - dx;
7912   int wrap_dy = lev_fieldy - dy;
7913   int x, y;
7914
7915   for (x = 0; x < lev_fieldx; x++)
7916     for (y = 0; y < lev_fieldy; y++)
7917       FieldBackup[x][y] = Feld[x][y];
7918
7919   for (x = 0; x < lev_fieldx; x++)
7920     for (y = 0; y < lev_fieldy; y++)
7921       Feld[x][y] =
7922         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
7923
7924   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7925   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
7926 }
7927
7928 static void HandleDrawingAreas(struct GadgetInfo *gi)
7929 {
7930   static boolean started_inside_drawing_area = FALSE;
7931   int id = gi->custom_id;
7932   boolean button_press_event;
7933   boolean button_release_event;
7934   boolean inside_drawing_area = !gi->event.off_borders;
7935   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
7936   int actual_drawing_function;
7937   int button = gi->event.button;
7938   int new_element = BUTTON_ELEMENT(button);
7939   int sx = gi->event.x, sy = gi->event.y;
7940   int min_sx = 0, min_sy = 0;
7941   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
7942   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
7943   int lx = 0, ly = 0;
7944   int min_lx = 0, min_ly = 0;
7945   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
7946   int x, y;
7947
7948   /* handle info callback for each invocation of action callback */
7949   gi->callback_info(gi);
7950
7951   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
7952   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
7953
7954   /* make sure to stay inside drawing area boundaries */
7955   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
7956   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
7957
7958   if (draw_level)
7959   {
7960     /* get positions inside level field */
7961     lx = sx + level_xpos;
7962     ly = sy + level_ypos;
7963
7964     if (!IN_LEV_FIELD(lx, ly))
7965       inside_drawing_area = FALSE;
7966
7967     /* make sure to stay inside level field boundaries */
7968     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
7969     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
7970
7971     /* correct drawing area positions accordingly */
7972     sx = lx - level_xpos;
7973     sy = ly - level_ypos;
7974   }
7975
7976   if (button_press_event)
7977     started_inside_drawing_area = inside_drawing_area;
7978
7979   if (!started_inside_drawing_area)
7980     return;
7981
7982   if (!button && !button_release_event)
7983     return;
7984
7985   /* automatically switch to 'single item' drawing mode, if needed */
7986   actual_drawing_function =
7987     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
7988      drawing_function : GADGET_ID_SINGLE_ITEMS);
7989
7990   /* clicking into drawing area with pressed Control key picks element */
7991   if (GetKeyModState() & KMOD_Control)
7992   {
7993     last_drawing_function = drawing_function;
7994     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
7995   }
7996
7997   switch (actual_drawing_function)
7998   {
7999     case GADGET_ID_SINGLE_ITEMS:
8000       if (draw_level)
8001       {
8002         if (button_release_event)
8003         {
8004           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8005
8006           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8007               !inside_drawing_area)
8008             DeleteBrushFromCursor();
8009         }
8010
8011         if (!button)
8012           break;
8013
8014         if (draw_with_brush)
8015         {
8016           if (!button_release_event)
8017             CopyBrushToLevel(sx, sy, button);
8018         }
8019         else if (new_element != Feld[lx][ly])
8020         {
8021           if (new_element == EL_PLAYER_1)
8022           {
8023             /* remove player at old position */
8024             for (y = 0; y < lev_fieldy; y++)
8025             {
8026               for (x = 0; x < lev_fieldx; x++)
8027               {
8028                 if (Feld[x][y] == EL_PLAYER_1)
8029                 {
8030                   Feld[x][y] = EL_EMPTY;
8031                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8032                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8033                     DrawMiniElement(x - level_xpos, y - level_ypos,
8034                                     EL_EMPTY);
8035                 }
8036               }
8037             }
8038           }
8039
8040           Feld[lx][ly] = new_element;
8041           DrawMiniElement(sx, sy, new_element);
8042         }
8043       }
8044       else
8045       {
8046         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8047           DrawMiniGraphicExt(drawto,
8048                              gi->x + sx * MINI_TILEX,
8049                              gi->y + sy * MINI_TILEY,
8050                              el2edimg(new_element));
8051         else
8052           DrawGraphicExt(drawto,
8053                          gi->x + sx * TILEX,
8054                          gi->y + sy * TILEY,
8055                          el2img(new_element), 0);
8056
8057         if (id == GADGET_ID_AMOEBA_CONTENT)
8058           level.amoeba_content = new_element;
8059         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8060         {
8061           new_element = GFX_ELEMENT(new_element);
8062           custom_element.gfx_element = new_element;
8063
8064           CopyElementPropertiesToGame(properties_element);
8065
8066           UpdateCustomElementGraphicGadgets();
8067
8068           FrameCounter = 0;     /* restart animation frame counter */
8069         }
8070         else if (id == GADGET_ID_CUSTOM_CONTENT)
8071         {
8072           custom_element.content[sx][sy] = new_element;
8073
8074           CopyCustomElementPropertiesToGame(properties_element);
8075         }
8076         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8077         {
8078           custom_element.move_enter_element = new_element;
8079
8080           CopyCustomElementPropertiesToGame(properties_element);
8081         }
8082         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8083         {
8084           custom_element.move_leave_element = new_element;
8085
8086           CopyCustomElementPropertiesToGame(properties_element);
8087         }
8088         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8089         {
8090           custom_element_change.target_element = new_element;
8091
8092           CopyCustomElementPropertiesToGame(properties_element);
8093         }
8094         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8095         {
8096           custom_element_change.target_content[sx][sy] = new_element;
8097
8098           CopyCustomElementPropertiesToGame(properties_element);
8099         }
8100         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8101         {
8102           custom_element_change.trigger_element = new_element;
8103
8104           CopyCustomElementPropertiesToGame(properties_element);
8105         }
8106         else if (id == GADGET_ID_GROUP_CONTENT)
8107         {
8108           group_element_info.element[sx] = new_element;
8109
8110           CopyGroupElementPropertiesToGame(properties_element);
8111         }
8112         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8113           random_placement_background_element = new_element;
8114         else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8115                  id <= GADGET_ID_ELEMENT_CONTENT_7)
8116           level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy] =
8117             new_element;
8118       }
8119       break;
8120
8121     case GADGET_ID_CONNECTED_ITEMS:
8122       {
8123         static int last_sx = -1;
8124         static int last_sy = -1;
8125
8126         if (button_release_event)
8127           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8128
8129         if (button)
8130         {
8131           if (!button_press_event)
8132             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8133
8134           last_sx = sx;
8135           last_sy = sy;
8136         }
8137       }
8138       break;
8139
8140     case GADGET_ID_LINE:
8141     case GADGET_ID_ARC:
8142     case GADGET_ID_RECTANGLE:
8143     case GADGET_ID_FILLED_BOX:
8144     case GADGET_ID_GRAB_BRUSH:
8145     case GADGET_ID_TEXT:
8146       {
8147         static int last_sx = -1;
8148         static int last_sy = -1;
8149         static int start_sx = -1;
8150         static int start_sy = -1;
8151         void (*draw_func)(int, int, int, int, int, boolean);
8152
8153         if (drawing_function == GADGET_ID_LINE)
8154           draw_func = DrawLine;
8155         else if (drawing_function == GADGET_ID_ARC)
8156           draw_func = DrawArc;
8157         else if (drawing_function == GADGET_ID_RECTANGLE)
8158           draw_func = DrawBox;
8159         else if (drawing_function == GADGET_ID_FILLED_BOX)
8160           draw_func = DrawFilledBox;
8161         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8162           draw_func = SelectArea;
8163         else /* (drawing_function == GADGET_ID_TEXT) */
8164           draw_func = SetTextCursor;
8165
8166         if (button_press_event)
8167         {
8168           draw_func(sx, sy, sx, sy, new_element, FALSE);
8169           start_sx = last_sx = sx;
8170           start_sy = last_sy = sy;
8171
8172           if (drawing_function == GADGET_ID_TEXT)
8173             DrawLevelText(0, 0, 0, TEXT_END);
8174         }
8175         else if (button_release_event)
8176         {
8177           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8178           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8179           {
8180             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8181             CopyBrushToCursor(sx, sy);
8182             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8183                           MB_LEFTBUTTON);
8184             draw_with_brush = TRUE;
8185           }
8186           else if (drawing_function == GADGET_ID_TEXT)
8187             DrawLevelText(sx, sy, 0, TEXT_INIT);
8188           else
8189             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8190         }
8191         else if (last_sx != sx || last_sy != sy)
8192         {
8193           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8194           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8195           last_sx = sx;
8196           last_sy = sy;
8197         }
8198       }
8199       break;
8200
8201     case GADGET_ID_FLOOD_FILL:
8202       if (button_press_event && Feld[lx][ly] != new_element)
8203       {
8204         FloodFill(lx, ly, new_element);
8205         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8206         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8207       }
8208       break;
8209
8210     case GADGET_ID_PICK_ELEMENT:
8211       if (button_release_event)
8212         ClickOnGadget(level_editor_gadget[last_drawing_function],
8213                       MB_LEFTBUTTON);
8214       else if (draw_level)
8215         PickDrawingElement(button, Feld[lx][ly]);
8216       else if (id == GADGET_ID_AMOEBA_CONTENT)
8217         PickDrawingElement(button, level.amoeba_content);
8218       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8219         PickDrawingElement(button, custom_element.gfx_element);
8220       else if (id == GADGET_ID_CUSTOM_CONTENT)
8221         PickDrawingElement(button, custom_element.content[sx][sy]);
8222       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8223         PickDrawingElement(button, custom_element.move_enter_element);
8224       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8225         PickDrawingElement(button, custom_element.move_leave_element);
8226       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8227         PickDrawingElement(button, custom_element_change.target_element);
8228       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8229         PickDrawingElement(button, custom_element_change.target_content[sx][sy]);
8230       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8231         PickDrawingElement(button, custom_element_change.trigger_element);
8232       else if (id == GADGET_ID_GROUP_CONTENT)
8233         PickDrawingElement(button, group_element_info.element[sx]);
8234       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8235         PickDrawingElement(button, random_placement_background_element);
8236       else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8237                id <= GADGET_ID_ELEMENT_CONTENT_7)
8238       {
8239         int i = id - GADGET_ID_ELEMENT_CONTENT_0;
8240
8241         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8242       }
8243
8244       break;
8245
8246     default:
8247       break;
8248   }
8249 }
8250
8251 static void HandleCounterButtons(struct GadgetInfo *gi)
8252 {
8253   int gadget_id = gi->custom_id;
8254   int counter_id = gi->custom_type_id;
8255   int button = gi->event.button;
8256   int *counter_value = counterbutton_info[counter_id].value;
8257   int step = BUTTON_STEPSIZE(button) *
8258     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8259
8260   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8261   {
8262     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8263     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8264     boolean level_changed = LevelChanged();
8265
8266     if ((level_changed && pressed) || (!level_changed && released))
8267       return;
8268
8269     if (level_changed && !Request("Level has changed! Discard changes ?",
8270                                   REQ_ASK))
8271     {
8272       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8273         ModifyEditorCounter(counter_id, *counter_value);
8274       return;
8275     }
8276   }
8277
8278   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8279     *counter_value = gi->textinput.number_value;
8280   else
8281     ModifyEditorCounter(counter_id, *counter_value + step);
8282
8283   switch (counter_id)
8284   {
8285     case ED_COUNTER_ID_ELEMENT_CONTENT:
8286       DrawElementContentAreas();
8287       break;
8288
8289     case ED_COUNTER_ID_GROUP_CONTENT:
8290       DrawGroupElementArea(properties_element);
8291       CopyGroupElementPropertiesToGame(properties_element);
8292       break;
8293
8294     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8295     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8296       DrawEnvelopeTextArea(-1);
8297       break;
8298
8299     case ED_COUNTER_ID_LEVEL_XSIZE:
8300     case ED_COUNTER_ID_LEVEL_YSIZE:
8301       lev_fieldx = level.fieldx;
8302       lev_fieldy = level.fieldy;
8303       break;
8304
8305     case ED_COUNTER_ID_SELECT_LEVEL:
8306       LoadLevel(level_nr);
8307       TapeErase();
8308       ResetUndoBuffer();
8309       DrawEditModeWindow();
8310       break;
8311
8312     default:
8313       break;
8314   }
8315
8316   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8317        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8318       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8319        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8320     CopyElementPropertiesToGame(properties_element);
8321 }
8322
8323 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8324 {
8325   int type_id = gi->custom_type_id;
8326
8327   strcpy(textinput_info[type_id].value, gi->textinput.value);
8328
8329   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8330   {
8331     CopyElementPropertiesToGame(properties_element);
8332
8333     ModifyEditorElementList();  /* update changed button info text */
8334   }
8335 }
8336
8337 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8338 {
8339   int type_id = gi->custom_type_id;
8340
8341   strcpy(textarea_info[type_id].value, gi->textarea.value);
8342 }
8343
8344 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8345 {
8346   int type_id = gi->custom_type_id;
8347
8348   *selectbox_info[type_id].value =
8349     selectbox_info[type_id].options[gi->selectbox.index].value;
8350
8351   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8352   {
8353     element_info[properties_element].current_change_page = gi->selectbox.index;
8354
8355     DrawPropertiesWindow();
8356   }
8357   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8358             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8359            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8360             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8361            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8362     CopyElementPropertiesToGame(properties_element);
8363 }
8364
8365 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8366 {
8367   int type_id = gi->custom_type_id;
8368   int i;
8369
8370   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8371       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8372   {
8373     edit_mode_properties = gi->custom_type_id;
8374
8375     DrawPropertiesWindow();
8376   }
8377   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8378   {
8379     char *template_filename = getDefaultLevelFilename(-1);
8380     boolean new_template = !fileExists(template_filename);
8381
8382     if (new_template ||
8383         Request("Save this template and kill the old ?", REQ_ASK))
8384       SaveLevelTemplate();
8385
8386     if (new_template)
8387       Request("Template saved !", REQ_CONFIRM);
8388   }
8389   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8390            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8391   {
8392     struct ElementInfo *ei = &element_info[properties_element];
8393
8394     setElementChangePages(ei, ei->num_change_pages + 1);
8395
8396     /* set new change page to be new current change page */
8397     ei->current_change_page = ei->num_change_pages - 1;
8398     ei->change = &ei->change_page[ei->current_change_page];
8399
8400     setElementChangeInfoToDefaults(ei->change);
8401
8402     DrawPropertiesWindow();
8403   }
8404   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8405            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8406   {
8407     struct ElementInfo *ei = &element_info[properties_element];
8408
8409     /* copy all change pages after change page to be deleted */
8410     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8411       ei->change_page[i] = ei->change_page[i + 1];
8412
8413     setElementChangePages(ei, ei->num_change_pages - 1);
8414
8415     DrawPropertiesWindow();
8416   }
8417 }
8418
8419 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8420 {
8421   int type_id = gi->custom_type_id;
8422
8423   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8424       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8425   {
8426     struct ElementInfo *ei = &element_info[properties_element];
8427     int step = BUTTON_STEPSIZE(gi->event.button);
8428
8429     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8430     ei->current_change_page += step;
8431
8432     if (ei->current_change_page < 0)
8433       ei->current_change_page = 0;
8434     else if (ei->current_change_page >= ei->num_change_pages)
8435       ei->current_change_page = ei->num_change_pages - 1;
8436
8437     DrawPropertiesWindow();
8438   }
8439 }
8440
8441 static void HandleRadiobuttons(struct GadgetInfo *gi)
8442 {
8443   *radiobutton_info[gi->custom_type_id].value =
8444     radiobutton_info[gi->custom_type_id].checked_value;
8445 }
8446
8447 static void HandleCheckbuttons(struct GadgetInfo *gi)
8448 {
8449   int type_id = gi->custom_type_id;
8450
8451   *checkbutton_info[type_id].value ^= TRUE;
8452
8453   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8454       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8455       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8456       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8457          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8458         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8459          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8460        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8461   {
8462     CopyElementPropertiesToGame(properties_element);
8463   }
8464
8465   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8466   {
8467     UpdateCustomElementGraphicGadgets();
8468   }
8469   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8470   {
8471     char *template_filename = getDefaultLevelFilename(-1);
8472
8473     if (level.use_custom_template && !fileExists(template_filename))
8474     {
8475       Request("No level template found !", REQ_CONFIRM);
8476
8477       level.use_custom_template = FALSE;
8478       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8479
8480       return;
8481     }
8482
8483     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8484
8485     DrawEditModeWindow();
8486   }
8487 }
8488
8489 static void HandleControlButtons(struct GadgetInfo *gi)
8490 {
8491   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8492   static int last_edit_mode = ED_MODE_DRAWING;
8493   static int last_custom_copy_mode = -1;
8494   int id = gi->custom_id;
8495   int button = gi->event.button;
8496   int step = BUTTON_STEPSIZE(button);
8497   int new_element = BUTTON_ELEMENT(button);
8498   int x, y;
8499
8500   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8501     DrawLevelText(0, 0, 0, TEXT_END);
8502
8503   if (id < ED_NUM_CTRL1_BUTTONS &&
8504       id != GADGET_ID_SINGLE_ITEMS &&
8505       id != GADGET_ID_PROPERTIES &&
8506       id != GADGET_ID_PICK_ELEMENT &&
8507       edit_mode != ED_MODE_DRAWING &&
8508       drawing_function != GADGET_ID_PICK_ELEMENT &&
8509       !(GetKeyModState() & KMOD_Control))
8510   {
8511     DrawDrawingWindow();
8512     edit_mode = ED_MODE_DRAWING;
8513   }
8514
8515   /* element copy mode active, but no element button pressed => deactivate */
8516   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8517     last_custom_copy_mode = -1;
8518
8519   switch (id)
8520   {
8521     case GADGET_ID_SCROLL_LEFT:
8522       if (level_xpos >= 0)
8523       {
8524         if (lev_fieldx < ed_fieldx - 2)
8525           break;
8526
8527         level_xpos -= step;
8528         if (level_xpos < -1)
8529           level_xpos = -1;
8530         if (button == 1)
8531           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8532         else
8533           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8534
8535         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8536                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8537       }
8538       break;
8539
8540     case GADGET_ID_SCROLL_RIGHT:
8541       if (level_xpos <= lev_fieldx - ed_fieldx)
8542       {
8543         if (lev_fieldx < ed_fieldx - 2)
8544           break;
8545
8546         level_xpos += step;
8547         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8548           level_xpos = lev_fieldx - ed_fieldx + 1;
8549         if (button == 1)
8550           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8551         else
8552           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8553
8554         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8555                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8556       }
8557       break;
8558
8559     case GADGET_ID_SCROLL_UP:
8560       if (level_ypos >= 0)
8561       {
8562         if (lev_fieldy < ed_fieldy - 2)
8563           break;
8564
8565         level_ypos -= step;
8566         if (level_ypos < -1)
8567           level_ypos = -1;
8568         if (button == 1)
8569           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8570         else
8571           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8572
8573         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8574                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8575       }
8576       break;
8577
8578     case GADGET_ID_SCROLL_DOWN:
8579       if (level_ypos <= lev_fieldy - ed_fieldy)
8580       {
8581         if (lev_fieldy < ed_fieldy - 2)
8582           break;
8583
8584         level_ypos += step;
8585         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8586           level_ypos = lev_fieldy - ed_fieldy + 1;
8587         if (button == 1)
8588           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8589         else
8590           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8591
8592         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8593                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8594       }
8595       break;
8596
8597     case GADGET_ID_SCROLL_HORIZONTAL:
8598       level_xpos = gi->event.item_position - 1;
8599       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8600       break;
8601
8602     case GADGET_ID_SCROLL_VERTICAL:
8603       level_ypos = gi->event.item_position - 1;
8604       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8605       break;
8606
8607     case GADGET_ID_SCROLL_LIST_UP:
8608     case GADGET_ID_SCROLL_LIST_DOWN:
8609     case GADGET_ID_SCROLL_LIST_VERTICAL:
8610       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8611         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8612       else
8613       {
8614         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8615         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8616
8617         if (element_shift < 0)
8618           element_shift = 0;
8619         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8620           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8621
8622         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8623                      GDI_SCROLLBAR_ITEM_POSITION,
8624                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8625       }
8626
8627       ModifyEditorElementList();
8628
8629       break;
8630
8631     case GADGET_ID_WRAP_LEFT:
8632       WrapLevel(-step, 0);
8633       break;
8634
8635     case GADGET_ID_WRAP_RIGHT:
8636       WrapLevel(step, 0);
8637       break;
8638
8639     case GADGET_ID_WRAP_UP:
8640       WrapLevel(0, -step);
8641       break;
8642
8643     case GADGET_ID_WRAP_DOWN:
8644       WrapLevel(0, step);
8645       break;
8646
8647     case GADGET_ID_SINGLE_ITEMS:
8648     case GADGET_ID_CONNECTED_ITEMS:
8649     case GADGET_ID_LINE:
8650     case GADGET_ID_ARC:
8651     case GADGET_ID_TEXT:
8652     case GADGET_ID_RECTANGLE:
8653     case GADGET_ID_FILLED_BOX:
8654     case GADGET_ID_FLOOD_FILL:
8655     case GADGET_ID_GRAB_BRUSH:
8656     case GADGET_ID_PICK_ELEMENT:
8657       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8658         last_drawing_function = drawing_function;
8659       drawing_function = id;
8660       draw_with_brush = FALSE;
8661       break;
8662
8663     case GADGET_ID_RANDOM_PLACEMENT:
8664       RandomPlacement(new_element);
8665       break;
8666
8667     case GADGET_ID_PROPERTIES:
8668       if (edit_mode != ED_MODE_PROPERTIES)
8669       {
8670         properties_element = new_element;
8671         DrawPropertiesWindow();
8672         edit_mode = ED_MODE_PROPERTIES;
8673
8674         last_level_drawing_function = drawing_function;
8675         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8676                       MB_LEFTBUTTON);
8677       }
8678       else
8679       {
8680         DrawDrawingWindow();
8681         edit_mode = ED_MODE_DRAWING;
8682
8683         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8684                       MB_LEFTBUTTON);
8685       }
8686       break;
8687
8688     case GADGET_ID_CUSTOM_COPY_FROM:
8689     case GADGET_ID_CUSTOM_COPY_TO:
8690     case GADGET_ID_CUSTOM_EXCHANGE:
8691       last_custom_copy_mode = id;
8692       last_drawing_function = drawing_function;
8693       break;
8694
8695     case GADGET_ID_CUSTOM_COPY:
8696       CopyCustomElement(properties_element, -1, id);
8697       break;
8698
8699     case GADGET_ID_CUSTOM_PASTE:
8700       CopyCustomElement(-1, properties_element, id);
8701       break;
8702
8703     case GADGET_ID_UNDO:
8704       if (undo_buffer_steps == 0)
8705       {
8706         Request("Undo buffer empty !", REQ_CONFIRM);
8707         break;
8708       }
8709
8710       if (edit_mode != ED_MODE_DRAWING)
8711       {
8712         DrawDrawingWindow();
8713         edit_mode = ED_MODE_DRAWING;
8714       }
8715
8716       undo_buffer_position =
8717         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8718       undo_buffer_steps--;
8719
8720       for (x = 0; x < lev_fieldx; x++)
8721         for (y = 0; y < lev_fieldy; y++)
8722           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8723       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8724       break;
8725
8726     case GADGET_ID_INFO:
8727       if (edit_mode != ED_MODE_INFO)
8728       {
8729         last_edit_mode = edit_mode;
8730         edit_mode = ED_MODE_INFO;
8731
8732         DrawLevelInfoWindow();
8733       }
8734       else
8735       {
8736         edit_mode = last_edit_mode;
8737
8738         DrawEditModeWindow();
8739       }
8740       break;
8741
8742     case GADGET_ID_CLEAR:
8743       if (edit_mode != ED_MODE_DRAWING)
8744       {
8745         DrawDrawingWindow();
8746         edit_mode = ED_MODE_DRAWING;
8747       }
8748
8749       for (x = 0; x < MAX_LEV_FIELDX; x++)
8750         for (y = 0; y < MAX_LEV_FIELDY; y++)
8751           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8752       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8753
8754       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8755       break;
8756
8757     case GADGET_ID_SAVE:
8758       if (leveldir_current->readonly)
8759       {
8760         Request("This level is read only !", REQ_CONFIRM);
8761         break;
8762       }
8763
8764       if (!LevelContainsPlayer)
8765         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8766       else
8767       {
8768         char *level_filename = getDefaultLevelFilename(level_nr);
8769         boolean new_level = !fileExists(level_filename);
8770
8771         if (new_level ||
8772             Request("Save this level and kill the old ?", REQ_ASK))
8773         {
8774           CopyPlayfield(Feld, level.field);
8775
8776           SaveLevel(level_nr);
8777         }
8778
8779         if (new_level)
8780           Request("Level saved !", REQ_CONFIRM);
8781       }
8782       break;
8783
8784     case GADGET_ID_TEST:
8785       if (!LevelContainsPlayer)
8786         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8787       else
8788       {
8789         if (LevelChanged())
8790           level.game_version = GAME_VERSION_ACTUAL;
8791
8792         CopyPlayfield(level.field, FieldBackup);
8793         CopyPlayfield(Feld, level.field);
8794
8795         UnmapLevelEditorGadgets();
8796         UndrawSpecialEditorDoor();
8797
8798         CloseDoor(DOOR_CLOSE_ALL);
8799
8800         DrawCompleteVideoDisplay();
8801
8802         if (setup.autorecord)
8803           TapeStartRecording();
8804
8805         level_editor_test_game = TRUE;
8806         game_status = GAME_MODE_PLAYING;
8807
8808         InitGame();
8809       }
8810       break;
8811
8812     case GADGET_ID_EXIT:
8813       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
8814       break;
8815
8816     default:
8817       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
8818           id <= GADGET_ID_ELEMENTLIST_LAST)
8819       {
8820         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
8821         int new_element = editor_elements[element_position + element_shift];
8822
8823         if (last_custom_copy_mode != -1)
8824         {
8825           if (CopyCustomElement(properties_element, new_element,
8826                                 last_custom_copy_mode))
8827           {
8828             ClickOnGadget(level_editor_gadget[last_drawing_function],
8829                           MB_LEFTBUTTON);
8830
8831             last_custom_copy_mode = -1;
8832           }
8833
8834           break;
8835         }
8836
8837         PickDrawingElement(button, new_element);
8838
8839         if (!stick_element_properties_window &&
8840             drawing_function != GADGET_ID_PICK_ELEMENT &&
8841             !(GetKeyModState() & KMOD_Control))
8842         {
8843           properties_element = new_element;
8844           if (edit_mode == ED_MODE_PROPERTIES)
8845             DrawPropertiesWindow();
8846         }
8847
8848         if (drawing_function == GADGET_ID_PICK_ELEMENT)
8849           ClickOnGadget(level_editor_gadget[last_drawing_function],
8850                         MB_LEFTBUTTON);
8851       }
8852 #ifdef DEBUG
8853       else if (gi->event.type == GD_EVENT_PRESSED)
8854         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
8855       else if (gi->event.type == GD_EVENT_RELEASED)
8856         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
8857       else if (gi->event.type == GD_EVENT_MOVING)
8858         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
8859       else
8860         printf("default: HandleControlButtons: ? (id == %d)\n", id);
8861 #endif
8862       break;
8863   }
8864 }
8865
8866 void HandleLevelEditorKeyInput(Key key)
8867 {
8868   char letter = getCharFromKey(key);
8869   int button = MB_LEFTBUTTON;
8870
8871   if (drawing_function == GADGET_ID_TEXT &&
8872       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
8873   {
8874     if (letter)
8875       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
8876     else if (key == KSYM_Delete || key == KSYM_BackSpace)
8877       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
8878     else if (key == KSYM_Return)
8879       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
8880     else if (key == KSYM_Escape)
8881       DrawLevelText(0, 0, 0, TEXT_END);
8882   }
8883   else if (button_status == MB_RELEASED)
8884   {
8885     int i, id = GADGET_ID_NONE;
8886
8887     switch (key)
8888     {
8889       case KSYM_Left:
8890         id = GADGET_ID_SCROLL_LEFT;
8891         break;
8892       case KSYM_Right:
8893         id = GADGET_ID_SCROLL_RIGHT;
8894         break;
8895       case KSYM_Up:
8896         id = GADGET_ID_SCROLL_UP;
8897         break;
8898       case KSYM_Down:
8899         id = GADGET_ID_SCROLL_DOWN;
8900         break;
8901       case KSYM_Page_Up:
8902         id = GADGET_ID_SCROLL_LIST_UP;
8903         button = MB_RIGHTBUTTON;
8904         break;
8905       case KSYM_Page_Down:
8906         id = GADGET_ID_SCROLL_LIST_DOWN;
8907         button = MB_RIGHTBUTTON;
8908         break;
8909
8910       case KSYM_Escape:
8911         if (edit_mode == ED_MODE_DRAWING)
8912         {
8913           RequestExitLevelEditor(setup.ask_on_escape);
8914         }
8915         else
8916         {
8917           DrawDrawingWindow();
8918           edit_mode = ED_MODE_DRAWING;
8919         }
8920         break;
8921
8922       default:
8923         break;
8924     }
8925
8926     if (id != GADGET_ID_NONE)
8927       ClickOnGadget(level_editor_gadget[id], button);
8928     else if (letter == '.')
8929       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
8930     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
8931       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
8932     else
8933       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
8934         if (letter && letter == control_info[i].shortcut)
8935           if (!anyTextGadgetActive())
8936             ClickOnGadget(level_editor_gadget[i], button);
8937   }
8938 }
8939
8940 void HandleLevelEditorIdle()
8941 {
8942   static unsigned long action_delay = 0;
8943   unsigned long action_delay_value = GameFrameDelay;
8944   int xpos = 1, ypos = 2;
8945
8946   if (edit_mode != ED_MODE_PROPERTIES)
8947     return;
8948
8949   if (!DelayReached(&action_delay, action_delay_value))
8950     return;
8951
8952   DrawGraphicAnimationExt(drawto,
8953                           SX + xpos * TILEX,
8954                           SY + ypos * TILEY + MINI_TILEY / 2,
8955                           el2img(properties_element), -1, NO_MASKING);
8956
8957   MarkTileDirty(xpos, ypos);
8958   MarkTileDirty(xpos, ypos + 1);
8959
8960   FrameCounter++;       /* increase animation frame counter */
8961 }
8962
8963 void ClearEditorGadgetInfoText()
8964 {
8965   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
8966 }
8967
8968 void HandleEditorGadgetInfoText(void *ptr)
8969 {
8970   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
8971   char infotext[MAX_OUTPUT_LINESIZE + 1];
8972   char shortcut[MAX_OUTPUT_LINESIZE + 1];
8973   int max_infotext_len = getMaxInfoTextLength();
8974
8975   if (game_status != GAME_MODE_EDITOR)
8976     return;
8977
8978   ClearEditorGadgetInfoText();
8979
8980   if (gi->event.type == GD_EVENT_INFO_LEAVING)
8981     return;
8982
8983   /* misuse this function to delete brush cursor, if needed */
8984   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
8985     DeleteBrushFromCursor();
8986
8987   if (gi == NULL || gi->info_text == NULL)
8988     return;
8989
8990   strncpy(infotext, gi->info_text, max_infotext_len);
8991   infotext[max_infotext_len] = '\0';
8992
8993   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
8994   {
8995     int key = control_info[gi->custom_id].shortcut;
8996
8997     if (key)
8998     {
8999       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9000         sprintf(shortcut, " ('.' or '%c')", key);
9001       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9002         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9003       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9004         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9005       else                                              /* normal case */
9006         sprintf(shortcut, " ('%s%c')",
9007                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9008
9009       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9010         strcat(infotext, shortcut);
9011     }
9012   }
9013
9014   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9015 }
9016
9017 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9018 {
9019   static int start_lx, start_ly;
9020   int id = gi->custom_id;
9021   int sx = gi->event.x;
9022   int sy = gi->event.y;
9023   int lx = sx + level_xpos;
9024   int ly = sy + level_ypos;
9025   int min_sx = 0, min_sy = 0;
9026   int max_sx = gi->drawing.area_xsize - 1;
9027   int max_sy = gi->drawing.area_ysize - 1;
9028   int actual_drawing_function = drawing_function;
9029   int max_infotext_len = getMaxInfoTextLength();
9030   char infotext[MAX_OUTPUT_LINESIZE + 1];
9031   char *text;
9032
9033   infotext[0] = '\0';           /* start with empty info text */
9034
9035   /* pressed Control key: simulate picking element */
9036   if (GetKeyModState() & KMOD_Control)
9037     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9038
9039   ClearEditorGadgetInfoText();
9040
9041   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9042     return;
9043
9044   /* make sure to stay inside drawing area boundaries */
9045   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9046   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9047
9048   if (id == GADGET_ID_DRAWING_LEVEL)
9049   {
9050     if (button_status)
9051     {
9052       int min_lx = 0, min_ly = 0;
9053       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9054
9055       /* get positions inside level field */
9056       lx = sx + level_xpos;
9057       ly = sy + level_ypos;
9058
9059       /* make sure to stay inside level field boundaries */
9060       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9061       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9062
9063       /* correct drawing area positions accordingly */
9064       sx = lx - level_xpos;
9065       sy = ly - level_ypos;
9066     }
9067
9068     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9069     {
9070       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9071       {
9072         if (gi->event.type == GD_EVENT_PRESSED)
9073         {
9074           start_lx = lx;
9075           start_ly = ly;
9076         }
9077
9078         switch (actual_drawing_function)
9079         {
9080           case GADGET_ID_SINGLE_ITEMS:
9081             text = "Drawing single items";
9082             break;
9083           case GADGET_ID_CONNECTED_ITEMS:
9084             text = "Drawing connected items";
9085             break;
9086           case GADGET_ID_LINE:
9087             text = "Drawing line";
9088             break;
9089           case GADGET_ID_ARC:
9090             text = "Drawing arc";
9091             break;
9092           case GADGET_ID_TEXT:
9093             text = "Setting text cursor";
9094             break;
9095           case GADGET_ID_RECTANGLE:
9096             text = "Drawing rectangle";
9097             break;
9098           case GADGET_ID_FILLED_BOX:
9099             text = "Drawing filled box";
9100             break;
9101           case GADGET_ID_FLOOD_FILL:
9102             text = "Flood fill";
9103             break;
9104           case GADGET_ID_GRAB_BRUSH:
9105             text = "Grabbing brush";
9106             break;
9107           case GADGET_ID_PICK_ELEMENT:
9108             text = "Picking element";
9109             break;
9110
9111           default:
9112             text = "Drawing position";
9113             break;
9114         }
9115
9116 #if 1
9117         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9118           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9119         else
9120           sprintf(infotext, "%s: %d, %d", text,
9121                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9122 #else
9123         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9124           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9125                     "%s: %d, %d", infotext, lx, ly);
9126         else
9127           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9128                     "%s: %d, %d", infotext,
9129                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9130 #endif
9131       }
9132 #if 1
9133       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9134         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9135       else
9136         sprintf(infotext, "Level position: %d, %d", lx, ly);
9137 #else
9138       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9139         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9140                   "%s", getElementInfoText(Feld[lx][ly]));
9141       else
9142         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9143                   "Level position: %d, %d", lx, ly);
9144 #endif
9145     }
9146
9147     /* misuse this function to draw brush cursor, if needed */
9148     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9149     {
9150       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9151         CopyBrushToCursor(sx, sy);
9152       else
9153         DeleteBrushFromCursor();
9154     }
9155   }
9156   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9157   {
9158     int element = EL_EMPTY;
9159
9160     if (id == GADGET_ID_AMOEBA_CONTENT)
9161       element = level.amoeba_content;
9162     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9163       element = custom_element.gfx_element;
9164     else if (id == GADGET_ID_CUSTOM_CONTENT)
9165       element = custom_element.content[sx][sy];
9166     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9167       element = custom_element.move_enter_element;
9168     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9169       element = custom_element.move_leave_element;
9170     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9171       element = custom_element_change.target_element;
9172     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9173       element = custom_element_change.target_content[sx][sy];
9174     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9175       element = custom_element_change.trigger_element;
9176     else if (id == GADGET_ID_GROUP_CONTENT)
9177       element = group_element_info.element[sx];
9178     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9179       element = random_placement_background_element;
9180     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9181              id <= GADGET_ID_ELEMENT_CONTENT_7)
9182       element = level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy];
9183
9184     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9185   }
9186   else
9187   {
9188     if (id == GADGET_ID_AMOEBA_CONTENT)
9189       strcpy(infotext, "Amoeba content");
9190     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9191       strcpy(infotext, "Custom graphic element");
9192     else if (id == GADGET_ID_CUSTOM_CONTENT)
9193       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9194     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9195       strcpy(infotext, "Element that can be digged/collected");
9196     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9197       strcpy(infotext, "Element that will be left behind");
9198     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9199       strcpy(infotext, "New element after change");
9200     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9201       strcpy(infotext, "New extended elements after change");
9202     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9203       strcpy(infotext, "Other element triggering change");
9204     else if (id == GADGET_ID_GROUP_CONTENT)
9205       sprintf(infotext, "Group element position: %d", sx + 1);
9206     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9207       strcpy(infotext, "Random placement background");
9208     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9209              id <= GADGET_ID_ELEMENT_CONTENT_7)
9210       sprintf(infotext, "Content area %d position: %d, %d",
9211               id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
9212   }
9213
9214   infotext[max_infotext_len] = '\0';
9215
9216   if (strlen(infotext) > 0)
9217     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9218 }
9219
9220 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9221 {
9222   if (!ask_if_level_has_changed ||
9223       !LevelChanged() ||
9224       Request("Level has changed! Exit without saving ?",
9225               REQ_ASK | REQ_STAY_OPEN))
9226   {
9227 #if 1
9228     CloseDoor(DOOR_CLOSE_1);
9229     SetDoorState(DOOR_CLOSE_2);
9230 #else
9231     CloseDoor(DOOR_CLOSE_ALL);
9232 #endif
9233     game_status = GAME_MODE_MAIN;
9234     DrawMainMenu();
9235   }
9236   else
9237   {
9238     CloseDoor(DOOR_CLOSE_1);
9239     BlitBitmap(bitmap_db_door, bitmap_db_door,
9240                DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE,DYSIZE,
9241                DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
9242     OpenDoor(DOOR_OPEN_1);
9243   }
9244 }