src/editor.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2006 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 #if 1
  38 #define ED_WIN_MB_LEFT_XPOS             (editor.palette.element_left.x)
  39 #define ED_WIN_MB_LEFT_YPOS             (editor.palette.element_left.y)
  40 #define ED_WIN_MB_MIDDLE_XPOS           (editor.palette.element_middle.x)
  41 #define ED_WIN_MB_MIDDLE_YPOS           (editor.palette.element_middle.y)
  42 #define ED_WIN_MB_RIGHT_XPOS            (editor.palette.element_right.x)
  43 #define ED_WIN_MB_RIGHT_YPOS            (editor.palette.element_right.y)
  44 #else
  45 #define ED_WIN_MB_LEFT_XPOS             6
  46 #define ED_WIN_MB_LEFT_YPOS             258
  47 #define ED_WIN_MB_MIDDLE_XPOS           42
  48 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  49 #define ED_WIN_MB_RIGHT_XPOS            78
  50 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  51 #endif
  52
  53 /* values for the control window */
  54 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  55 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  56 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  57 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  58 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  59 #define ED_CTRL4_BUTTONS_GFX_XPOS       44
  60 #define ED_CTRL4_BUTTONS_GFX_YPOS       214
  61 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  62 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  63
  64 #define ED_CTRL1_BUTTON_XSIZE           22
  65 #define ED_CTRL1_BUTTON_YSIZE           22
  66 #define ED_CTRL1_BUTTONS_XPOS           6
  67 #define ED_CTRL1_BUTTONS_YPOS           6
  68 #define ED_CTRL2_BUTTON_XSIZE           30
  69 #define ED_CTRL2_BUTTON_YSIZE           20
  70 #define ED_CTRL2_BUTTONS_XPOS           5
  71 #define ED_CTRL2_BUTTONS_YPOS           99
  72 #define ED_CTRL3_BUTTON_XSIZE           22
  73 #define ED_CTRL3_BUTTON_YSIZE           22
  74 #define ED_CTRL3_BUTTONS_XPOS           6
  75 #define ED_CTRL3_BUTTONS_YPOS           6
  76 #define ED_CTRL4_BUTTON_XSIZE           22
  77 #define ED_CTRL4_BUTTON_YSIZE           22
  78 #define ED_CTRL4_BUTTONS_XPOS           6
  79 #define ED_CTRL4_BUTTONS_YPOS           6
  80
  81 #define ED_CTRL1_BUTTONS_HORIZ          4
  82 #define ED_CTRL1_BUTTONS_VERT           4
  83 #define ED_CTRL2_BUTTONS_HORIZ          3
  84 #define ED_CTRL2_BUTTONS_VERT           2
  85 #define ED_CTRL3_BUTTONS_HORIZ          3
  86 #define ED_CTRL3_BUTTONS_VERT           1
  87 #define ED_CTRL4_BUTTONS_HORIZ          2
  88 #define ED_CTRL4_BUTTONS_VERT           1
  89
  90 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  91 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  92 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  93 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  94 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  95 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  96 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS +  \
  97                                 ED_NUM_CTRL2_BUTTONS +  \
  98                                 ED_NUM_CTRL3_BUTTONS +  \
  99                                 ED_NUM_CTRL4_BUTTONS)
 100
 101 /* values for the element list */
 102 #if 1
 103 #define ED_ELEMENTLIST_XPOS             (editor.palette.x)
 104 #define ED_ELEMENTLIST_YPOS             (editor.palette.y)
 105 #define ED_ELEMENTLIST_XSIZE            20
 106 #define ED_ELEMENTLIST_YSIZE            20
 107 #else
 108 #define ED_ELEMENTLIST_XPOS             5
 109 #define ED_ELEMENTLIST_YPOS             30
 110 #define ED_ELEMENTLIST_XSIZE            20
 111 #define ED_ELEMENTLIST_YSIZE            20
 112 #endif
 113 #if 1
 114 // #define ED_ELEMENTLIST_BUTTONS_HORIZ 4
 115 // #define ED_ELEMENTLIST_BUTTONS_VERT  9
 116 #define ED_ELEMENTLIST_BUTTONS_HORIZ    (editor.palette.cols)
 117 #define ED_ELEMENTLIST_BUTTONS_VERT     (editor.palette.rows)
 118 #else
 119 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
 120 #define ED_ELEMENTLIST_BUTTONS_VERT     11
 121 #endif
 122 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
 123                                          ED_ELEMENTLIST_BUTTONS_VERT)
 124
 125 /* standard distances */
 126 #define ED_BORDER_SIZE                  3
 127 #define ED_BORDER_TEXT_XSIZE            5
 128 #define ED_BORDER_AREA_YSIZE            1
 129
 130 #define ED_GADGET_DISTANCE              2
 131 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
 132 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
 133                                          MINI_TILEX / 2)
 134
 135 /* values for the settings windows */
 136 #define ED_LEVEL_SETTINGS_XSTART        (3 * MINI_TILEX / 2)
 137 #define ED_LEVEL_SETTINGS_YSTART        (7 * MINI_TILEY)
 138
 139 #define ED_ELEMENT_SETTINGS_XSTART      (3 * MINI_TILEX / 2)
 140 #define ED_ELEMENT_SETTINGS_YSTART      (10 * MINI_TILEY)
 141
 142 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE +         \
 143                                          2 * ED_GADGET_DISTANCE)
 144
 145 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 146 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 147 #define ED_SETTINGS_TAB_XOFFSET         124
 148
 149 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_LEVEL_SETTINGS_XSTART +     \
 150                                          (n) * ED_SETTINGS_XOFFSET)
 151 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_LEVEL_SETTINGS_YSTART +     \
 152                                          (n) * ED_SETTINGS_YOFFSET)
 153
 154 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_ELEMENT_SETTINGS_XSTART +   \
 155                                          (n) * ED_SETTINGS_XOFFSET)
 156 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_ELEMENT_SETTINGS_YSTART +   \
 157                                          (n) * ED_SETTINGS_YOFFSET)
 158
 159 #define ED_LEVEL_SETTINGS_TABS_XPOS(n)  (ED_LEVEL_SETTINGS_XPOS(0) +    \
 160                                         (n) * ED_SETTINGS_TAB_XOFFSET)
 161 #define ED_LEVEL_SETTINGS_TABS_YPOS(n)  (ED_LEVEL_SETTINGS_YSTART -     \
 162                                          3 * MINI_TILEY)
 163
 164 #define ED_ELEMENT_SETTINGS_TABS_XPOS(n) (ED_ELEMENT_SETTINGS_XPOS(0) + \
 165                                          (n) * ED_SETTINGS_TAB_XOFFSET)
 166 #define ED_ELEMENT_SETTINGS_TABS_YPOS(n) (ED_ELEMENT_SETTINGS_YSTART -  \
 167                                          2 * MINI_TILEY)
 168
 169 #define ED_SETTINGS1_YPOS               MINI_TILEY
 170 #define ED_SETTINGS2_XPOS               MINI_TILEX
 171 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 172
 173 /* values for counter gadgets */
 174 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 175 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 176 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART +            \
 177                                          (n) * ED_COUNTER_YDISTANCE)
 178 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART +            \
 179                                          (n) * ED_COUNTER_YDISTANCE - 2)
 180
 181 /* values for element content drawing areas */
 182 #define ED_AREA_1X1_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 183 #define ED_AREA_1X1_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 184                                          ED_GADGET_DISTANCE)
 185
 186 #define ED_AREA_3X3_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 187 #define ED_AREA_3X3_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 188                                          ED_GADGET_DISTANCE - MINI_TILEY)
 189
 190 /* yamyam content */
 191 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX +               \
 192                                          5 * ((n) % 4) * MINI_TILEX)
 193 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (11 * ED_SETTINGS_YOFFSET +     \
 194                                          6 * ((n) / 4) * MINI_TILEY)
 195
 196 /* magic ball content */
 197 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS(n) (2 * MINI_TILEX +            \
 198                                             5 * ((n) % 4) * MINI_TILEX)
 199 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS(n) (12 * ED_SETTINGS_YOFFSET +  \
 200                                             6 * ((n) / 4) * MINI_TILEY)
 201
 202 /* values for scrolling gadgets for drawing area */
 203 #define ED_SCROLLBUTTON_XPOS            24
 204 #define ED_SCROLLBUTTON_YPOS            0
 205 #define ED_SCROLLBAR_XPOS               24
 206 #define ED_SCROLLBAR_YPOS               64
 207
 208 #define ED_SCROLLBUTTON_XSIZE           16
 209 #define ED_SCROLLBUTTON_YSIZE           16
 210
 211 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 212 #define ED_SCROLL_UP_YPOS               (0)
 213 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 214 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 215 #define ED_SCROLL_LEFT_XPOS             (0)
 216 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 217 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 218 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 219 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 220                                          ED_SCROLLBUTTON_XSIZE)
 221 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 222 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 223 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 224 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 225 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 226                                          ED_SCROLLBUTTON_YSIZE)
 227 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 228 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 229
 230 /* values for scrolling gadgets for element list */
 231 #define ED_SCROLLBUTTON2_XPOS           50
 232 #define ED_SCROLLBUTTON2_YPOS           0
 233 #define ED_SCROLLBAR2_XPOS              50
 234 #define ED_SCROLLBAR2_YPOS              20
 235
 236 #define ED_SCROLLBUTTON2_XSIZE          10
 237 #define ED_SCROLLBUTTON2_YSIZE          10
 238
 239 #if 1
 240 #define ED_SCROLL2_UP_XPOS              (ED_ELEMENTLIST_XPOS +          \
 241                                          ED_ELEMENTLIST_BUTTONS_HORIZ * \
 242                                          ED_ELEMENTLIST_XSIZE)
 243 #define ED_SCROLL2_UP_YPOS              ED_ELEMENTLIST_YPOS
 244 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 245 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 246                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 247                                          ED_ELEMENTLIST_YSIZE -         \
 248                                          ED_SCROLLBUTTON2_YSIZE)
 249 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 250 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 251                                          ED_SCROLLBUTTON2_YSIZE)
 252 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 253 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 254                                          ED_ELEMENTLIST_YSIZE -         \
 255                                          2 * ED_SCROLLBUTTON2_YSIZE)
 256 #else
 257 #define ED_SCROLL2_UP_XPOS              85
 258 #define ED_SCROLL2_UP_YPOS              30
 259 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 260 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 261                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 262                                          ED_ELEMENTLIST_YSIZE -         \
 263                                          ED_SCROLLBUTTON2_YSIZE)
 264 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 265 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 266                                          ED_SCROLLBUTTON2_YSIZE)
 267 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 268 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 269                                          ED_ELEMENTLIST_YSIZE -         \
 270                                          2 * ED_SCROLLBUTTON2_YSIZE)
 271 #endif
 272
 273 /* values for checkbutton gadgets */
 274 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 275 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 276 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 277 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 278 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 279 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 280 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 281
 282 /* values for some special graphic buttons */
 283 #define ED_COPY_CHANGE_PAGE_XPOS        25
 284 #define ED_COPY_CHANGE_PAGE_YPOS        50
 285 #define ED_PASTE_CHANGE_PAGE_XPOS       25
 286 #define ED_PASTE_CHANGE_PAGE_YPOS       70
 287
 288 /* some values for text input, selectbox and counter gadgets */
 289 #define ED_BUTTON_COUNT_YPOS            60
 290 #define ED_BUTTON_COUNT_XSIZE           20
 291 #define ED_BUTTON_COUNT_YSIZE           20
 292 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 293 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 294 #define ED_WIN_COUNT_XSIZE              52
 295 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 296 #define ED_WIN_COUNT2_XPOS              27
 297 #define ED_WIN_COUNT2_YPOS              3
 298 #define ED_WIN_COUNT2_XSIZE             46
 299 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 300
 301 #define ED_BUTTON_MINUS_XPOS            2
 302 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 303 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 304 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 305 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS +            \
 306                                          ED_WIN_COUNT_XSIZE + 2)
 307 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 308 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 309 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 310
 311 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 312 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS +            \
 313                                          2 + ED_WIN_COUNT_YSIZE)
 314 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 315 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 316
 317 #define ED_SELECTBOX_BUTTON_XSIZE       14
 318
 319 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 320 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS +            \
 321                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 322 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 323
 324 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 325 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS +            \
 326                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 327 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS +            \
 328                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 329
 330 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 331 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 332
 333 /* values for ClearEditorGadgetInfoText() and HandleEditorGadgetInfoText() */
 334 #define INFOTEXT_XPOS                   SX
 335 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 336 #define INFOTEXT_XSIZE                  SXSIZE
 337 #define INFOTEXT_YSIZE                  MINI_TILEX
 338
 339
 340 /*
 341   -----------------------------------------------------------------------------
 342   editor gadget definitions
 343   -----------------------------------------------------------------------------
 344 */
 345
 346 /* drawing toolbox buttons */
 347 #define GADGET_ID_NONE                  -1
 348 #define GADGET_ID_TOOLBOX_FIRST         0
 349
 350 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 351 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 352 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 353 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 354 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 355 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 356 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 357 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 358 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 359 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 360 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 361 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 362 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 363 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 364 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 365 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 366
 367 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 368 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 369 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 370 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 371 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 372 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 373
 374 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 375 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 376 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 377 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 378 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 379
 380 /* counter gadget identifiers */
 381 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 382
 383 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 384 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 385 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 386 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 387 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 388 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 389 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 390 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 391 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 392 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 393 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 394 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 395 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 396 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 397 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 398 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 399 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 400 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 401 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 402 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 403 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 404 #define GADGET_ID_LEVEL_RANDOM_SEED_DOWN (GADGET_ID_COUNTER_FIRST + 21)
 405 #define GADGET_ID_LEVEL_RANDOM_SEED_TEXT (GADGET_ID_COUNTER_FIRST + 22)
 406 #define GADGET_ID_LEVEL_RANDOM_SEED_UP  (GADGET_ID_COUNTER_FIRST + 23)
 407 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 24)
 408 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 25)
 409 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 26)
 410 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 411 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 412 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 29)
 413 #define GADGET_ID_ELEMENT_VALUE3_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 414 #define GADGET_ID_ELEMENT_VALUE3_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 415 #define GADGET_ID_ELEMENT_VALUE3_UP     (GADGET_ID_COUNTER_FIRST + 32)
 416 #define GADGET_ID_ELEMENT_VALUE4_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 417 #define GADGET_ID_ELEMENT_VALUE4_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 418 #define GADGET_ID_ELEMENT_VALUE4_UP     (GADGET_ID_COUNTER_FIRST + 35)
 419 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 36)
 420 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 37)
 421 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 38)
 422 #define GADGET_ID_BALL_CONTENT_DOWN     (GADGET_ID_COUNTER_FIRST + 39)
 423 #define GADGET_ID_BALL_CONTENT_TEXT     (GADGET_ID_COUNTER_FIRST + 40)
 424 #define GADGET_ID_BALL_CONTENT_UP       (GADGET_ID_COUNTER_FIRST + 41)
 425 #define GADGET_ID_ANDROID_CONTENT_DOWN  (GADGET_ID_COUNTER_FIRST + 42)
 426 #define GADGET_ID_ANDROID_CONTENT_TEXT  (GADGET_ID_COUNTER_FIRST + 43)
 427 #define GADGET_ID_ANDROID_CONTENT_UP    (GADGET_ID_COUNTER_FIRST + 44)
 428 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 429 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 430 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 47)
 431 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 432 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 433 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 50)
 434 #define GADGET_ID_INVENTORY_SIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 51)
 435 #define GADGET_ID_INVENTORY_SIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 52)
 436 #define GADGET_ID_INVENTORY_SIZE_UP     (GADGET_ID_COUNTER_FIRST + 53)
 437 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 54)
 438 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 55)
 439 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 56)
 440 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 57)
 441 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 58)
 442 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 59)
 443 #define GADGET_ID_CUSTOM_VALUE_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 60)
 444 #define GADGET_ID_CUSTOM_VALUE_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 61)
 445 #define GADGET_ID_CUSTOM_VALUE_FIX_UP   (GADGET_ID_COUNTER_FIRST + 62)
 446 #define GADGET_ID_CUSTOM_VALUE_RND_DOWN (GADGET_ID_COUNTER_FIRST + 63)
 447 #define GADGET_ID_CUSTOM_VALUE_RND_TEXT (GADGET_ID_COUNTER_FIRST + 64)
 448 #define GADGET_ID_CUSTOM_VALUE_RND_UP   (GADGET_ID_COUNTER_FIRST + 65)
 449 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 66)
 450 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 67)
 451 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 68)
 452 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 69)
 453 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 70)
 454 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 71)
 455 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 72)
 456 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 73)
 457 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 74)
 458 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 75)
 459 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 76)
 460 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 77)
 461 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 78)
 462 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 79)
 463 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 80)
 464 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 81)
 465 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 82)
 466 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 83)
 467 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 84)
 468 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 85)
 469 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 86)
 470 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 87)
 471 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 88)
 472 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 89)
 473 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 90)
 474 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 91)
 475 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 92)
 476 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 93)
 477 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 94)
 478 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 95)
 479 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 96)
 480 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 97)
 481 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 98)
 482 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 99)
 483 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 100)
 484 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 101)
 485
 486 /* drawing area identifiers */
 487 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 102)
 488
 489 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 490 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 491 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 492 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 493 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 494 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 495 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 496 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 497 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 498 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 499 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 500 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 501 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 502 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 503 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 504 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 505 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 506 #define GADGET_ID_ANDROID_CONTENT       (GADGET_ID_DRAWING_AREA_FIRST + 17)
 507 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 508 #define GADGET_ID_START_ELEMENT         (GADGET_ID_DRAWING_AREA_FIRST + 19)
 509 #define GADGET_ID_ARTWORK_ELEMENT       (GADGET_ID_DRAWING_AREA_FIRST + 20)
 510 #define GADGET_ID_EXPLOSION_ELEMENT     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 511 #define GADGET_ID_INVENTORY_CONTENT     (GADGET_ID_DRAWING_AREA_FIRST + 22)
 512 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 23)
 513 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 24)
 514 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 25)
 515 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 516 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 27)
 517 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 28)
 518 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 29)
 519 #define GADGET_ID_CUSTOM_CHANGE_ACTION  (GADGET_ID_DRAWING_AREA_FIRST + 30)
 520 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 31)
 521 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 32)
 522
 523 /* text input identifiers */
 524 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 33)
 525
 526 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 527 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 528 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 529
 530 /* text area identifiers */
 531 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 532
 533 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 534
 535 /* selectbox identifiers */
 536 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 537
 538 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 539 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 540 #define GADGET_ID_WIND_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 2)
 541 #define GADGET_ID_PLAYER_SPEED          (GADGET_ID_SELECTBOX_FIRST + 3)
 542 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 4)
 543 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 5)
 544 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 6)
 545 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 7)
 546 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 8)
 547 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 9)
 548 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 10)
 549 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 11)
 550 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 12)
 551 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 13)
 552 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 14)
 553 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 15)
 554 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 16)
 555 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 17)
 556 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 18)
 557 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 19)
 558 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 20)
 559 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 21)
 560 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 22)
 561 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 23)
 562 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 24)
 563 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 25)
 564 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 26)
 565 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 27)
 566 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 28)
 567
 568 /* textbutton identifiers */
 569 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 29)
 570
 571 #define GADGET_ID_LEVELINFO_LEVEL       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 572 #define GADGET_ID_LEVELINFO_EDITOR      (GADGET_ID_TEXTBUTTON_FIRST + 1)
 573 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 2)
 574 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 3)
 575 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 4)
 576 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 5)
 577 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 6)
 578 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 7)
 579 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 8)
 580 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 9)
 581
 582 /* graphicbutton identifiers */
 583 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 10)
 584
 585 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 586 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 587 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 588 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 589
 590 /* gadgets for scrolling of drawing area */
 591 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 592
 593 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 594 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 595 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 596 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 597 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 598 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 599
 600 /* gadgets for scrolling element list */
 601 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 602
 603 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 604 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 605 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 606
 607 /* checkbuttons/radiobuttons for level/element properties */
 608 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 609
 610 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 611 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 612 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 613 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 3)
 614 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 4)
 615 #define GADGET_ID_EM_EXPLODES_BY_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 5)
 616 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 617 #define GADGET_ID_USE_TIME_ORB_BUG      (GADGET_ID_CHECKBUTTON_FIRST + 7)
 618 #define GADGET_ID_RANDOM_BALL_CONTENT   (GADGET_ID_CHECKBUTTON_FIRST + 8)
 619 #define GADGET_ID_INITIAL_BALL_STATE    (GADGET_ID_CHECKBUTTON_FIRST + 9)
 620 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 10)
 621 #define GADGET_ID_AUTO_EXIT_SOKOBAN     (GADGET_ID_CHECKBUTTON_FIRST + 11)
 622 #define GADGET_ID_CONTINUOUS_SNAPPING   (GADGET_ID_CHECKBUTTON_FIRST + 12)
 623 #define GADGET_ID_BLOCK_SNAP_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 13)
 624 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 14)
 625 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 15)
 626 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 16)
 627 #define GADGET_ID_SHIFTED_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 628 #define GADGET_ID_USE_START_ELEMENT     (GADGET_ID_CHECKBUTTON_FIRST + 18)
 629 #define GADGET_ID_USE_ARTWORK_ELEMENT   (GADGET_ID_CHECKBUTTON_FIRST + 19)
 630 #define GADGET_ID_USE_EXPLOSION_ELEMENT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 631 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 21)
 632 #define GADGET_ID_USE_INITIAL_INVENTORY (GADGET_ID_CHECKBUTTON_FIRST + 22)
 633 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 23)
 634 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 24)
 635 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 25)
 636 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 26)
 637 #define GADGET_ID_ENVELOPE_AUTOWRAP     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 638 #define GADGET_ID_ENVELOPE_CENTERED     (GADGET_ID_CHECKBUTTON_FIRST + 28)
 639 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 29)
 640 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 30)
 641 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 31)
 642 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 32)
 643 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 33)
 644 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 34)
 645 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 35)
 646 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 36)
 647 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 37)
 648 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 38)
 649 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 39)
 650 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 40)
 651 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 41)
 652 #define GADGET_ID_CUSTOM_USE_LAST_VALUE (GADGET_ID_CHECKBUTTON_FIRST + 42)
 653 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 43)
 654 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 44)
 655 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 45)
 656 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 46)
 657 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 47)
 658 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 48)
 659 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 49)
 660 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 50)
 661 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 51)
 662 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 52)
 663 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 53)
 664
 665 /* gadgets for buttons in element list */
 666 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 54)
 667 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 668                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 669
 670 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 671
 672 /* radio button numbers */
 673 #define RADIO_NR_NONE                   0
 674 #define RADIO_NR_DRAWING_TOOLBOX        1
 675 #define RADIO_NR_RANDOM_ELEMENTS        2
 676
 677 /* values for counter gadgets */
 678 #define ED_COUNTER_ID_SELECT_LEVEL      0
 679 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 680 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 681 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 682 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 683 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 684 #define ED_COUNTER_ID_LEVEL_RANDOM_SEED 6
 685 #define ED_COUNTER_ID_LEVEL_RANDOM      7
 686 #define ED_COUNTER_ID_ELEMENT_VALUE1    8
 687 #define ED_COUNTER_ID_ELEMENT_VALUE2    9
 688 #define ED_COUNTER_ID_ELEMENT_VALUE3    10
 689 #define ED_COUNTER_ID_ELEMENT_VALUE4    11
 690 #define ED_COUNTER_ID_YAMYAM_CONTENT    12
 691 #define ED_COUNTER_ID_BALL_CONTENT      13
 692 #define ED_COUNTER_ID_ANDROID_CONTENT   14
 693 #define ED_COUNTER_ID_ENVELOPE_XSIZE    15
 694 #define ED_COUNTER_ID_ENVELOPE_YSIZE    16
 695 #define ED_COUNTER_ID_INVENTORY_SIZE    17
 696 #define ED_COUNTER_ID_CUSTOM_SCORE      18
 697 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   19
 698 #define ED_COUNTER_ID_CUSTOM_VALUE_FIX  20
 699 #define ED_COUNTER_ID_CUSTOM_VALUE_RND  21
 700 #define ED_COUNTER_ID_PUSH_DELAY_FIX    22
 701 #define ED_COUNTER_ID_PUSH_DELAY_RND    23
 702 #define ED_COUNTER_ID_DROP_DELAY_FIX    24
 703 #define ED_COUNTER_ID_DROP_DELAY_RND    25
 704 #define ED_COUNTER_ID_MOVE_DELAY_FIX    26
 705 #define ED_COUNTER_ID_MOVE_DELAY_RND    27
 706 #define ED_COUNTER_ID_EXPLOSION_DELAY   28
 707 #define ED_COUNTER_ID_IGNITION_DELAY    29
 708 #define ED_COUNTER_ID_GROUP_CONTENT     30
 709 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  31
 710 #define ED_COUNTER_ID_CHANGE_DELAY_RND  32
 711 #define ED_COUNTER_ID_CHANGE_CONT_RND   33
 712
 713 #define ED_NUM_COUNTERBUTTONS           34
 714
 715 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 716 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM_SEED
 717 #define ED_COUNTER_ID_EDITOR_FIRST      ED_COUNTER_ID_LEVEL_RANDOM
 718 #define ED_COUNTER_ID_EDITOR_LAST       ED_COUNTER_ID_LEVEL_RANDOM
 719
 720 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 721 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 722 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 723 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 724 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 725 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 726
 727 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 728 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 729
 730 /* values for scrollbutton gadgets */
 731 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 732 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 733 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 734 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 735 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 736 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 737
 738 #define ED_NUM_SCROLLBUTTONS            6
 739
 740 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 741 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 742
 743 /* values for scrollbar gadgets */
 744 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 745 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 746 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 747
 748 #define ED_NUM_SCROLLBARS               3
 749
 750 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 751 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 752
 753 /* values for text input gadgets */
 754 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 755 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 756 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 757
 758 #define ED_NUM_TEXTINPUT                3
 759
 760 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 761 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 762
 763 /* values for text area gadgets */
 764 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 765
 766 #define ED_NUM_TEXTAREAS                        1
 767
 768 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 769 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 770
 771 /* values for selectbox gadgets */
 772 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 773 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 774 #define ED_SELECTBOX_ID_WIND_DIRECTION          2
 775 #define ED_SELECTBOX_ID_PLAYER_SPEED            3
 776 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      4
 777 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     5
 778 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 6
 779 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 7
 780 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   8
 781 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     9
 782 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   10
 783 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    11
 784 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  12
 785 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    13
 786 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    14
 787 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       15
 788 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   16
 789 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       17
 790 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    18
 791 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     19
 792 #define ED_SELECTBOX_ID_CHANGE_SIDE             20
 793 #define ED_SELECTBOX_ID_CHANGE_PLAYER           21
 794 #define ED_SELECTBOX_ID_CHANGE_PAGE             22
 795 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     23
 796 #define ED_SELECTBOX_ID_ACTION_TYPE             24
 797 #define ED_SELECTBOX_ID_ACTION_MODE             25
 798 #define ED_SELECTBOX_ID_ACTION_ARG              26
 799 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      27
 800 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       28
 801
 802 #define ED_NUM_SELECTBOX                        29
 803
 804 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 805 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_WIND_DIRECTION
 806
 807 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 808 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 809 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 810 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 811 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 812 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 813
 814 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 815 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 816
 817 /* values for textbutton gadgets */
 818 #define ED_TEXTBUTTON_ID_LEVELINFO_LEVEL        0
 819 #define ED_TEXTBUTTON_ID_LEVELINFO_EDITOR       1
 820 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        2
 821 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      3
 822 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    4
 823 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    5
 824 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      6
 825 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       7
 826 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        8
 827 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        9
 828
 829 #define ED_NUM_TEXTBUTTONS                      10
 830
 831 #define ED_TEXTBUTTON_ID_LEVELINFO_FIRST ED_TEXTBUTTON_ID_LEVELINFO_LEVEL
 832 #define ED_TEXTBUTTON_ID_LEVELINFO_LAST  ED_TEXTBUTTON_ID_LEVELINFO_EDITOR
 833
 834 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 835 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 836
 837 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 838 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 839
 840 /* values for graphicbutton gadgets */
 841 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 842 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 843 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 844 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 845
 846 #define ED_NUM_GRAPHICBUTTONS                   4
 847
 848 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 849 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 850
 851 /* values for checkbutton gadgets */
 852 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     0
 853 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         1
 854 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      2
 855 #define ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE   3
 856 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 857 #define ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG      5
 858 #define ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT   6
 859 #define ED_CHECKBUTTON_ID_INITIAL_BALL_STATE    7
 860 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    8
 861 #define ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN     9
 862 #define ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING   10
 863 #define ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD      11
 864 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      12
 865 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   13
 866 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    14
 867 #define ED_CHECKBUTTON_ID_SHIFTED_RELOCATION    15
 868 #define ED_CHECKBUTTON_ID_USE_START_ELEMENT     16
 869 #define ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT   17
 870 #define ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT 18
 871 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       19
 872 #define ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY 20
 873 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  21
 874 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    22
 875 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    23
 876 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     24
 877 #define ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP     25
 878 #define ED_CHECKBUTTON_ID_ENVELOPE_CENTERED     26
 879 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    27
 880 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   28
 881 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     29
 882 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 30
 883 #define ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE 31
 884 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 32
 885 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 33
 886 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       34
 887 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       35
 888 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      36
 889 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       37
 890 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         38
 891 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    39
 892 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   40
 893 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  41
 894 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 42
 895 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     43
 896 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          44
 897 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  45
 898 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   46
 899 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  47
 900 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    48
 901 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  49
 902 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     50
 903 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     51
 904
 905 #define ED_NUM_CHECKBUTTONS                     52
 906
 907 #define ED_CHECKBUTTON_ID_EDITOR_FIRST  ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 908 #define ED_CHECKBUTTON_ID_EDITOR_LAST   ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 909
 910 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 911 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 912 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 913 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 914 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 915 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 916
 917 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 918 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 919
 920 /* values for radiobutton gadgets */
 921 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 922 #define ED_RADIOBUTTON_ID_QUANTITY      1
 923
 924 #define ED_NUM_RADIOBUTTONS             2
 925
 926 #define ED_RADIOBUTTON_ID_EDITOR_FIRST  ED_RADIOBUTTON_ID_PERCENTAGE
 927 #define ED_RADIOBUTTON_ID_EDITOR_LAST   ED_RADIOBUTTON_ID_QUANTITY
 928
 929 /* values for drawing area gadgets */
 930 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 931 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 932 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 933 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 934 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 935 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 936 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 937 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 938 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 939 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 940 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 941 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 942 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 943 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 944 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 945 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 946 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 947 #define ED_DRAWING_ID_ANDROID_CONTENT           17
 948 #define ED_DRAWING_ID_AMOEBA_CONTENT            18
 949 #define ED_DRAWING_ID_START_ELEMENT             19
 950 #define ED_DRAWING_ID_ARTWORK_ELEMENT           20
 951 #define ED_DRAWING_ID_EXPLOSION_ELEMENT         21
 952 #define ED_DRAWING_ID_INVENTORY_CONTENT         22
 953 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            23
 954 #define ED_DRAWING_ID_CUSTOM_CONTENT            24
 955 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         25
 956 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         26
 957 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      27
 958 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     28
 959 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     29
 960 #define ED_DRAWING_ID_CUSTOM_CHANGE_ACTION      30
 961 #define ED_DRAWING_ID_GROUP_CONTENT             31
 962 #define ED_DRAWING_ID_RANDOM_BACKGROUND         32
 963
 964 #define ED_NUM_DRAWING_AREAS                    33
 965
 966
 967 /*
 968   -----------------------------------------------------------------------------
 969   some internally used definitions
 970   -----------------------------------------------------------------------------
 971 */
 972
 973 /* values for CopyLevelToUndoBuffer() */
 974 #define UNDO_IMMEDIATE                  0
 975 #define UNDO_ACCUMULATE                 1
 976
 977 /* values for scrollbars */
 978 #define ED_SCROLL_NO                    0
 979 #define ED_SCROLL_LEFT                  1
 980 #define ED_SCROLL_RIGHT                 2
 981 #define ED_SCROLL_UP                    4
 982 #define ED_SCROLL_DOWN                  8
 983
 984 /* screens in the level editor */
 985 #define ED_MODE_DRAWING                 0
 986 #define ED_MODE_INFO                    1
 987 #define ED_MODE_PROPERTIES              2
 988
 989 /* sub-screens in the global settings section */
 990 #define ED_MODE_LEVELINFO_LEVEL         ED_TEXTBUTTON_ID_LEVELINFO_LEVEL
 991 #define ED_MODE_LEVELINFO_EDITOR        ED_TEXTBUTTON_ID_LEVELINFO_EDITOR
 992
 993 /* sub-screens in the element properties section */
 994 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 995 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 996 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 997 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 998 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 999
1000 /* how many steps can be cancelled */
1001 #define NUM_UNDO_STEPS                  (10 + 1)
1002
1003 /* values for elements with score for certain actions */
1004 #define MIN_SCORE                       0
1005 #define MAX_SCORE                       999
1006
1007 /* values for elements with count for collecting */
1008 #define MIN_COLLECT_COUNT               0
1009 #define MAX_COLLECT_COUNT               999
1010
1011 /* values for random placement */
1012 #define RANDOM_USE_PERCENTAGE           0
1013 #define RANDOM_USE_QUANTITY             1
1014
1015 /* maximal size of level editor drawing area */
1016 #if NEW_TILESIZE
1017 #define MAX_ED_FIELDX           (SCR_FIELDX)
1018 #define MAX_ED_FIELDY           (SCR_FIELDY - 1)
1019 #else
1020 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
1021 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
1022 #endif
1023
1024
1025 /*
1026   -----------------------------------------------------------------------------
1027   some internally used data structure definitions
1028   -----------------------------------------------------------------------------
1029 */
1030
1031 static struct
1032 {
1033   char shortcut;
1034   char *text;
1035 } control_info[ED_NUM_CTRL_BUTTONS] =
1036 {
1037   /* note: some additional characters are already reserved for "cheat mode"
1038      shortcuts (":XYZ" style) -- for details, see "events.c" */
1039
1040   { 's',        "draw single items"                     },
1041   { 'd',        "draw connected items"                  },
1042   { 'l',        "draw lines"                            },
1043   { 'a',        "draw arcs"                             },
1044   { 'r',        "draw outline rectangles"               },
1045   { 'R',        "draw filled rectangles"                },
1046   { '\0',       "wrap (rotate) level up"                },
1047   { 't',        "enter text elements"                   },
1048   { 'f',        "flood fill"                            },
1049   { '\0',       "wrap (rotate) level left"              },
1050   { '?',        "properties of drawing element"         },
1051   { '\0',       "wrap (rotate) level right"             },
1052   { '\0',       "random element placement"              },
1053   { 'b',        "grab brush"                            },
1054   { '\0',       "wrap (rotate) level down"              },
1055   { ',',        "pick drawing element"                  },
1056
1057   { 'U',        "undo last operation"                   },
1058   { 'I',        "properties of level"                   },
1059   { 'S',        "save level"                            },
1060   { 'C',        "clear level"                           },
1061   { 'T',        "test level"                            },
1062   { 'E',        "exit level editor"                     },
1063
1064   { '\0',       "copy settings from other element"      },
1065   { '\0',       "copy settings to other element"        },
1066   { '\0',       "exchange element with other element"   },
1067
1068   { '\0',       "copy settings from this element"       },
1069   { '\0',       "paste settings to this element"        },
1070 };
1071
1072 static int random_placement_value = 10;
1073 static int random_placement_method = RANDOM_USE_QUANTITY;
1074 static int random_placement_background_element = EL_SAND;
1075 static boolean random_placement_background_restricted = FALSE;
1076 static boolean stick_element_properties_window = FALSE;
1077 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
1078 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
1079 static struct ElementChangeInfo custom_element_change;
1080 static struct ElementGroupInfo group_element_info;
1081 static struct ElementInfo custom_element;
1082
1083 static struct
1084 {
1085   int x, y;
1086   int min_value, max_value;
1087   int gadget_id_down, gadget_id_up;
1088   int gadget_id_text;
1089   int gadget_id_align;
1090   int *value;
1091   char *text_above, *text_left, *text_right;
1092 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
1093 {
1094   /* ---------- current level number --------------------------------------- */
1095
1096   {
1097 #if 1
1098     -1, -1,     /* these values are not constant, but can change at runtime */
1099 #else
1100     DX + 5 - SX,                        DY + 3 - SY,
1101 #endif
1102     1,                                  100,
1103     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
1104     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
1105     &level_nr,
1106     NULL,                               NULL, NULL
1107   },
1108
1109   /* ---------- level and editor settings ---------------------------------- */
1110
1111   {
1112     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
1113     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
1114     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
1115     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
1116     &level.fieldx,
1117     "playfield size:",                  NULL, "width",
1118   },
1119   {
1120     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
1121     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
1122     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
1123     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
1124     &level.fieldy,
1125     NULL,                               " ", "height",
1126   },
1127   {
1128     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1129     0,                                  999,
1130     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
1131     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
1132     &level.gems_needed,
1133     NULL,                               "number of gems to collect:", NULL
1134   },
1135   {
1136     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(7),
1137     0,                                  9999,
1138     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
1139     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
1140     &level.time,
1141     "time or step limit to solve level:", NULL, NULL
1142   },
1143   {
1144     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(9),
1145     0,                                  999,
1146     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1147     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1148     &level.score[SC_TIME_BONUS],
1149     "score for each second/step left:", NULL, NULL
1150   },
1151   {
1152     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(12),
1153     0,                                  9999,
1154     GADGET_ID_LEVEL_RANDOM_SEED_DOWN,   GADGET_ID_LEVEL_RANDOM_SEED_UP,
1155     GADGET_ID_LEVEL_RANDOM_SEED_TEXT,   GADGET_ID_NONE,
1156     &level.random_seed,
1157     NULL,                               "random seed:", "(0 => random)"
1158   },
1159   {
1160     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1161     1,                                  100,
1162     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1163     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1164     &random_placement_value,
1165     "random element placement:",        NULL, "in"
1166   },
1167
1168   /* ---------- element settings: configure (various elements) ------------- */
1169
1170   {
1171     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1172     MIN_SCORE,                          MAX_SCORE,
1173     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1174     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1175     NULL,                               /* will be set when used */
1176     NULL,                               NULL, NULL
1177   },
1178   {
1179     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1180     MIN_SCORE,                          MAX_SCORE,
1181     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1182     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1183     NULL,                               /* will be set when used */
1184     NULL,                               NULL, NULL
1185   },
1186   {
1187     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1188     MIN_SCORE,                          MAX_SCORE,
1189     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1190     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1191     NULL,                               /* will be set when used */
1192     NULL,                               NULL, NULL
1193   },
1194   {
1195     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1196     MIN_SCORE,                          MAX_SCORE,
1197     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1198     GADGET_ID_ELEMENT_VALUE4_TEXT,      GADGET_ID_NONE,
1199     NULL,                               /* will be set when used */
1200     NULL,                               NULL, NULL
1201   },
1202   {
1203     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1204     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1205     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1206     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1207     &level.num_yamyam_contents,
1208     NULL,                               NULL, "number of content areas"
1209   },
1210   {
1211     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1212     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1213     GADGET_ID_BALL_CONTENT_DOWN,        GADGET_ID_BALL_CONTENT_UP,
1214     GADGET_ID_BALL_CONTENT_TEXT,        GADGET_ID_NONE,
1215     &level.num_ball_contents,
1216     NULL,                               NULL, "number of content areas"
1217   },
1218   {
1219     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1220     MIN_ANDROID_ELEMENTS,               MAX_ANDROID_ELEMENTS,
1221     GADGET_ID_ANDROID_CONTENT_DOWN,     GADGET_ID_ANDROID_CONTENT_UP,
1222     GADGET_ID_ANDROID_CONTENT_TEXT,     GADGET_ID_NONE,
1223     &level.num_android_clone_elements,
1224     NULL,                               NULL, "number of clonable elements"
1225   },
1226   {
1227     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1228     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1229     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1230     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1231     NULL,                               /* will be set when used */
1232     NULL,                               NULL, "width",
1233   },
1234   {
1235     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1236     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1237     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1238     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1239     NULL,                               /* will be set when used */
1240     NULL,                               " ", "height",
1241   },
1242   {
1243     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1244     MIN_INITIAL_INVENTORY_SIZE,         MAX_INITIAL_INVENTORY_SIZE,
1245     GADGET_ID_INVENTORY_SIZE_DOWN,      GADGET_ID_INVENTORY_SIZE_UP,
1246     GADGET_ID_INVENTORY_SIZE_TEXT,      GADGET_ID_NONE,
1247     &level.initial_inventory_size[0],
1248     NULL,                               NULL, "number of inventory elements"
1249   },
1250
1251   /* ---------- element settings: configure 1 (custom elements) ------------ */
1252
1253   {
1254     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1255     MIN_SCORE,                          MAX_SCORE,
1256     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1257     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1258     &custom_element.collect_score_initial,
1259     NULL,                               "CE score", " "
1260   },
1261   {
1262     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1263     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1264     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1265     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1266     &custom_element.collect_count_initial,
1267     NULL,                               "CE count", NULL
1268   },
1269   {
1270     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1271     0,                                  9999,
1272     GADGET_ID_CUSTOM_VALUE_FIX_DOWN,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1273     GADGET_ID_CUSTOM_VALUE_FIX_TEXT,    GADGET_ID_NONE,
1274     &custom_element.ce_value_fixed_initial,
1275     NULL,                               "CE value", NULL
1276   },
1277   {
1278     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1279     0,                                  9999,
1280     GADGET_ID_CUSTOM_VALUE_RND_DOWN,    GADGET_ID_CUSTOM_VALUE_RND_UP,
1281     GADGET_ID_CUSTOM_VALUE_RND_TEXT,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1282     &custom_element.ce_value_random_initial,
1283     NULL,                               "+random", NULL
1284   },
1285   {
1286     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1287     0,                                  999,
1288     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1289     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1290     &custom_element.push_delay_fixed,
1291     NULL,                               "push delay", NULL
1292   },
1293   {
1294     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1295     0,                                  999,
1296     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1297     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1298     &custom_element.push_delay_random,
1299     NULL,                               "+random", NULL
1300   },
1301   {
1302     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1303     0,                                  999,
1304     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1305     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1306     &custom_element.drop_delay_fixed,
1307     NULL,                               "drop delay", NULL
1308   },
1309   {
1310     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1311     0,                                  999,
1312     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1313     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1314     &custom_element.drop_delay_random,
1315     NULL,                               "+random", NULL
1316   },
1317
1318   /* ---------- element settings: configure 2 (custom elements) ------------ */
1319
1320   {
1321     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1322     0,                                  999,
1323     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1324     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1325     &custom_element.move_delay_fixed,
1326     NULL,                               "move delay", NULL
1327   },
1328   {
1329     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1330     0,                                  999,
1331     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1332     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1333     &custom_element.move_delay_random,
1334     NULL,                               "+random", NULL
1335   },
1336   {
1337     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1338     0,                                  999,
1339     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1340     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1341     &custom_element.explosion_delay,
1342     NULL,                               "explosion delay", NULL
1343   },
1344   {
1345     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1346     0,                                  999,
1347     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1348     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1349     &custom_element.ignition_delay,
1350     NULL,                               "ignition delay", "(by fire)"
1351   },
1352
1353   /* ---------- element settings: configure (group elements) --------------- */
1354
1355   {
1356     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1357     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1358     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1359     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1360     &group_element_info.num_elements,
1361     NULL,                               NULL, "number of elements in group"
1362   },
1363
1364   /* ---------- element settings: advanced (custom elements) --------------- */
1365
1366   {
1367     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1368     0,                                  999,
1369     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1370     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1371     &custom_element_change.delay_fixed,
1372     NULL,                               "CE delay", NULL,
1373   },
1374   {
1375     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1376     0,                                  999,
1377     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1378     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1379     &custom_element_change.delay_random,
1380     NULL,                               "+random", NULL
1381   },
1382   {
1383     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1384     0,                                  100,
1385     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1386     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1387     &custom_element_change.random_percentage,
1388     NULL,                               "use random replace:", "%"
1389   },
1390 };
1391
1392 static struct
1393 {
1394   int x, y;
1395   int gadget_id;
1396   int size;
1397   char *value;
1398   char *text_above, *infotext;
1399 } textinput_info[ED_NUM_TEXTINPUT] =
1400 {
1401   {
1402     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1403     GADGET_ID_LEVEL_NAME,
1404     MAX_LEVEL_NAME_LEN,
1405     level.name,
1406     "Title:", "Title"
1407   },
1408   {
1409     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1410     GADGET_ID_LEVEL_AUTHOR,
1411     MAX_LEVEL_AUTHOR_LEN,
1412     level.author,
1413     "Author:", "Author"
1414   },
1415   {
1416     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1417     GADGET_ID_ELEMENT_NAME,
1418     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1419     custom_element.description,
1420     NULL, "Element name"
1421   }
1422 };
1423
1424 static struct
1425 {
1426   int x, y;
1427   int gadget_id;
1428   int xsize, ysize;
1429   char *value;
1430   char *text_above, *infotext;
1431 } textarea_info[ED_NUM_TEXTAREAS] =
1432 {
1433   {
1434     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1435     GADGET_ID_ENVELOPE_INFO,
1436     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1437     NULL,
1438     "Envelope Content:", "Envelope Content"
1439   }
1440 };
1441
1442 static struct ValueTextInfo options_time_or_steps[] =
1443 {
1444   { 0,                          "seconds"                       },
1445   { 1,                          "steps"                         },
1446
1447   { -1,                         NULL                            }
1448 };
1449
1450 static struct ValueTextInfo options_game_engine_type[] =
1451 {
1452   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1453   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1454   { GAME_ENGINE_TYPE_SP,        "Supaplex"                      },
1455
1456   { -1,                         NULL                            }
1457 };
1458
1459 static struct ValueTextInfo options_wind_direction[] =
1460 {
1461   { MV_START_NONE,              "none"                          },
1462   { MV_START_LEFT,              "left"                          },
1463   { MV_START_RIGHT,             "right"                         },
1464   { MV_START_UP,                "up"                            },
1465   { MV_START_DOWN,              "down"                          },
1466
1467   { -1,                         NULL                            }
1468 };
1469
1470 static struct ValueTextInfo options_player_speed[] =
1471 {
1472   { 0,                          "frozen"                        },
1473   { 1,                          "very slow"                     },
1474   { 2,                          "slow"                          },
1475   { 4,                          "normal"                        },
1476   { 8,                          "fast"                          },
1477   { 16,                         "very fast"                     },
1478   { 32,                         "ultrafast"                     },
1479
1480   { -1,                         NULL                            }
1481 };
1482
1483 static struct ValueTextInfo options_access_type[] =
1484 {
1485   { EP_WALKABLE,                "walkable"                      },
1486   { EP_PASSABLE,                "passable"                      },
1487
1488   { -1,                         NULL                            }
1489 };
1490
1491 static struct ValueTextInfo options_access_layer[] =
1492 {
1493   { EP_ACCESSIBLE_OVER,         "over"                          },
1494   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1495   { EP_ACCESSIBLE_UNDER,        "under"                         },
1496
1497   { -1,                         NULL                            }
1498 };
1499
1500 static struct ValueTextInfo options_access_protected[] =
1501 {
1502   { 0,                          "unprotected"                   },
1503   { 1,                          "protected"                     },
1504
1505   { -1,                         NULL                            }
1506 };
1507
1508 static struct ValueTextInfo options_access_direction[] =
1509 {
1510   { MV_NO_DIRECTION,            "no direction"                  },
1511   { MV_LEFT,                    "left"                          },
1512   { MV_RIGHT,                   "right"                         },
1513   { MV_UP,                      "up"                            },
1514   { MV_DOWN,                    "down"                          },
1515   { MV_LEFT  | MV_UP,           "left + up"                     },
1516   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1517   { MV_RIGHT | MV_UP,           "right + up"                    },
1518   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1519   { MV_HORIZONTAL,              "horizontal"                    },
1520   { MV_VERTICAL,                "vertical"                      },
1521   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1522   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1523   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1524   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1525   { MV_ALL_DIRECTIONS,          "all directions"                },
1526
1527   { -1,                         NULL                            }
1528 };
1529
1530 static struct ValueTextInfo options_walk_to_action[] =
1531 {
1532   { EP_DIGGABLE,                "diggable"                      },
1533   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1534   { EP_DROPPABLE,               "collectible & droppable"       },
1535   { EP_THROWABLE,               "collectible & throwable"       },
1536   { EP_PUSHABLE,                "pushable"                      },
1537
1538   { -1,                         NULL                            }
1539 };
1540
1541 static struct ValueTextInfo options_move_pattern[] =
1542 {
1543   { MV_LEFT,                    "left"                          },
1544   { MV_RIGHT,                   "right"                         },
1545   { MV_UP,                      "up"                            },
1546   { MV_DOWN,                    "down"                          },
1547   { MV_HORIZONTAL,              "horizontal"                    },
1548   { MV_VERTICAL,                "vertical"                      },
1549   { MV_ALL_DIRECTIONS,          "all directions"                },
1550   { MV_WIND_DIRECTION,          "wind direction"                },
1551   { MV_TOWARDS_PLAYER,          "towards player"                },
1552   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1553   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1554   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1555   { MV_TURNING_LEFT,            "turning left"                  },
1556   { MV_TURNING_RIGHT,           "turning right"                 },
1557   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1558   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1559   { MV_TURNING_RANDOM,          "turning random"                },
1560   { MV_MAZE_RUNNER,             "maze runner style"             },
1561   { MV_MAZE_HUNTER,             "maze hunter style"             },
1562   { MV_WHEN_PUSHED,             "when pushed"                   },
1563   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1564
1565   { -1,                         NULL                            }
1566 };
1567
1568 static struct ValueTextInfo options_move_direction[] =
1569 {
1570   { MV_START_AUTOMATIC,         "automatic"                     },
1571   { MV_START_LEFT,              "left"                          },
1572   { MV_START_RIGHT,             "right"                         },
1573   { MV_START_UP,                "up"                            },
1574   { MV_START_DOWN,              "down"                          },
1575   { MV_START_RANDOM,            "random"                        },
1576   { MV_START_PREVIOUS,          "previous"                      },
1577
1578   { -1,                         NULL                            }
1579 };
1580
1581 static struct ValueTextInfo options_move_stepsize[] =
1582 {
1583   { 0,                          "not moving"                    },
1584   { 1,                          "very slow"                     },
1585   { 2,                          "slow"                          },
1586   { 4,                          "normal"                        },
1587   { 8,                          "fast"                          },
1588   { 16,                         "very fast"                     },
1589   { 32,                         "even faster"                   },
1590
1591   { -1,                         NULL                            }
1592 };
1593
1594 static struct ValueTextInfo options_move_leave_type[] =
1595 {
1596   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1597   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1598
1599   { -1,                         NULL                            }
1600 };
1601
1602 static struct ValueTextInfo options_smash_targets[] =
1603 {
1604   { EP_CAN_SMASH_PLAYER,        "player"                        },
1605 #if 0
1606   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1607 #endif
1608   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1609
1610   { -1,                         NULL                            }
1611 };
1612
1613 static struct ValueTextInfo options_slippery_type[] =
1614 {
1615   { SLIPPERY_ANY_RANDOM,        "random"                        },
1616   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1617   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1618   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1619   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1620
1621   { -1,                         NULL                            }
1622 };
1623
1624 static struct ValueTextInfo options_deadliness[] =
1625 {
1626   { EP_DONT_RUN_INTO,           "running into"                  },
1627   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1628   { EP_DONT_GET_HIT_BY,         "getting hit by"                },
1629   { EP_DONT_TOUCH,              "touching"                      },
1630
1631   { -1,                         NULL                            }
1632 };
1633
1634 static struct ValueTextInfo options_explosion_type[] =
1635 {
1636   { EXPLODES_3X3,               "3x3"                           },
1637   { EXPLODES_CROSS,             "3+3"                           },
1638   { EXPLODES_1X1,               "1x1"                           },
1639
1640   { -1,                         NULL                            }
1641 };
1642
1643 static struct ValueTextInfo options_time_units[] =
1644 {
1645   { 1,                          "frames"                        },
1646   { FRAMES_PER_SECOND,          "seconds"                       },
1647
1648   { -1,                         NULL                            }
1649 };
1650
1651 static struct ValueTextInfo options_change_direct_action[] =
1652 {
1653   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1654   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1655   { CE_SWITCHED_BY_PLAYER,      "switched by player"            },
1656   { CE_SNAPPED_BY_PLAYER,       "snapped by player"             },
1657   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1658   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1659   { CE_LEFT_BY_PLAYER,          "left by player"                },
1660   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1661   { CE_SWITCHED,                "switched"                      },
1662   { CE_HITTING_SOMETHING,       "hitting something"             },
1663   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1664 #if 0
1665   { CE_BLOCKED,                 "blocked"                       },
1666 #endif
1667   { CE_IMPACT,                  "impact (on something)"         },
1668   { CE_SMASHED,                 "smashed (from above)"          },
1669 #if 0
1670   { CE_VALUE_CHANGES,           "CE value changes"              },
1671   { CE_SCORE_CHANGES,           "CE score changes"              },
1672 #endif
1673   { CE_VALUE_GETS_ZERO,         "CE value gets 0"               },
1674   { CE_SCORE_GETS_ZERO,         "CE score gets 0"               },
1675
1676   { -1,                         NULL                            }
1677 };
1678
1679 static struct ValueTextInfo options_change_other_action[] =
1680 {
1681   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1682   { CE_PLAYER_PRESSES_X,        "player presses"                },
1683   { CE_PLAYER_SWITCHES_X,       "player switches"               },
1684   { CE_PLAYER_SNAPS_X,          "player snaps"                  },
1685   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1686   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1687   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1688   { CE_PLAYER_DIGS_X,           "player digs"                   },
1689   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1690   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1691   { CE_TOUCHING_X,              "touching"                      },
1692   { CE_HITTING_X,               "hitting"                       },
1693   { CE_DIGGING_X,               "digging"                       },
1694   { CE_HIT_BY_X,                "hit by"                        },
1695   { CE_SWITCH_OF_X,             "switch of"                     },
1696   { CE_CHANGE_OF_X,             "change by page of"             },
1697   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1698   { CE_MOVE_OF_X,               "move of"                       },
1699   { CE_CREATION_OF_X,           "creation of"                   },
1700   { CE_VALUE_CHANGES_OF_X,      "CE value changes of"           },
1701   { CE_SCORE_CHANGES_OF_X,      "CE score changes of"           },
1702   { CE_VALUE_GETS_ZERO_OF_X,    "CE value gets 0 of"            },
1703   { CE_SCORE_GETS_ZERO_OF_X,    "CE score gets 0 of"            },
1704
1705   { -1,                         NULL                            }
1706 };
1707
1708 static struct ValueTextInfo options_change_trigger_side[] =
1709 {
1710   { CH_SIDE_LEFT,               "left"                          },
1711   { CH_SIDE_RIGHT,              "right"                         },
1712   { CH_SIDE_TOP,                "top"                           },
1713   { CH_SIDE_BOTTOM,             "bottom"                        },
1714   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1715   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1716   { CH_SIDE_ANY,                "any"                           },
1717
1718   { -1,                         NULL                            }
1719 };
1720
1721 static struct ValueTextInfo options_change_trigger_player[] =
1722 {
1723   { CH_PLAYER_1,                "1"                             },
1724   { CH_PLAYER_2,                "2"                             },
1725   { CH_PLAYER_3,                "3"                             },
1726   { CH_PLAYER_4,                "4"                             },
1727   { CH_PLAYER_ANY,              "any"                           },
1728
1729   { -1,                         NULL                            }
1730 };
1731
1732 static struct ValueTextInfo options_change_trigger_page[] =
1733 {
1734   { (1 << 0),                   "1"                             },
1735   { (1 << 1),                   "2"                             },
1736   { (1 << 2),                   "3"                             },
1737   { (1 << 3),                   "4"                             },
1738   { (1 << 4),                   "5"                             },
1739   { (1 << 5),                   "6"                             },
1740   { (1 << 6),                   "7"                             },
1741   { (1 << 7),                   "8"                             },
1742   { (1 << 8),                   "9"                             },
1743   { (1 << 9),                   "10"                            },
1744   { (1 << 10),                  "11"                            },
1745   { (1 << 11),                  "12"                            },
1746   { (1 << 12),                  "13"                            },
1747   { (1 << 13),                  "14"                            },
1748   { (1 << 14),                  "15"                            },
1749   { (1 << 15),                  "16"                            },
1750   { (1 << 16),                  "17"                            },
1751   { (1 << 17),                  "18"                            },
1752   { (1 << 18),                  "19"                            },
1753   { (1 << 19),                  "20"                            },
1754   { (1 << 20),                  "21"                            },
1755   { (1 << 21),                  "22"                            },
1756   { (1 << 22),                  "23"                            },
1757   { (1 << 23),                  "24"                            },
1758   { (1 << 24),                  "25"                            },
1759   { (1 << 25),                  "26"                            },
1760   { (1 << 26),                  "27"                            },
1761   { (1 << 27),                  "28"                            },
1762   { (1 << 28),                  "29"                            },
1763   { (1 << 29),                  "30"                            },
1764   { (1 << 30),                  "31"                            },
1765   { (1 << 31),                  "32"                            },
1766   { CH_PAGE_ANY,                "any"                           },
1767
1768   { -1,                         NULL                            }
1769 };
1770
1771 static struct ValueTextInfo options_change_replace_when[] =
1772 {
1773   { CP_WHEN_EMPTY,              "empty"                         },
1774   { CP_WHEN_WALKABLE,           "walkable"                      },
1775   { CP_WHEN_DIGGABLE,           "diggable"                      },
1776   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1777   { CP_WHEN_REMOVABLE,          "removable"                     },
1778   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1779
1780   { -1,                         NULL                            }
1781 };
1782
1783 static struct ValueTextInfo options_action_type[] =
1784 {
1785   { CA_NO_ACTION,               "no action"                     },
1786   { CA_UNDEFINED,               " "                             },
1787   { CA_HEADLINE_LEVEL_ACTIONS,  "[level]"                       },
1788   { CA_RESTART_LEVEL,           "restart level"                 },
1789   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1790   { CA_SET_LEVEL_TIME,          "set time"                      },
1791   { CA_SET_LEVEL_SCORE,         "set score"                     },
1792   { CA_SET_LEVEL_GEMS,          "set gems"                      },
1793   { CA_SET_LEVEL_WIND,          "set wind dir."                 },
1794   { CA_SET_LEVEL_RANDOM_SEED,   "set rand. seed"                },
1795   { CA_UNDEFINED,               " "                             },
1796   { CA_HEADLINE_PLAYER_ACTIONS, "[player]"                      },
1797   { CA_MOVE_PLAYER,             "move player"                   },
1798   { CA_EXIT_PLAYER,             "exit player"                   },
1799   { CA_KILL_PLAYER,             "kill player"                   },
1800   { CA_SET_PLAYER_KEYS,         "set keys"                      },
1801   { CA_SET_PLAYER_SPEED,        "set speed"                     },
1802   { CA_SET_PLAYER_SHIELD,       "set shield"                    },
1803   { CA_SET_PLAYER_GRAVITY,      "set gravity"                   },
1804   { CA_SET_PLAYER_ARTWORK,      "set artwork"                   },
1805   { CA_SET_PLAYER_INVENTORY,    "set inventory"                 },
1806   { CA_UNDEFINED,               " "                             },
1807   { CA_HEADLINE_CE_ACTIONS,     "[CE]"                          },
1808   { CA_SET_CE_VALUE,            "set CE value"                  },
1809   { CA_SET_CE_SCORE,            "set CE score"                  },
1810   { CA_SET_CE_ARTWORK,          "set CE artwork"                },
1811   { CA_UNDEFINED,               " "                             },
1812   { CA_HEADLINE_ENGINE_ACTIONS, "[engine]"                      },
1813   { CA_SET_ENGINE_SCAN_MODE,    "set scan mode"                 },
1814
1815   { -1,                         NULL                            }
1816 };
1817
1818 static struct ValueTextInfo options_action_mode_none[] =
1819 {
1820   { CA_MODE_UNDEFINED,          " "                             },
1821
1822   { -1,                         NULL                            }
1823 };
1824
1825 static struct ValueTextInfo options_action_mode_assign[] =
1826 {
1827   { CA_MODE_SET,                "="                             },
1828
1829   { -1,                         NULL                            }
1830 };
1831
1832 static struct ValueTextInfo options_action_mode_add_remove[] =
1833 {
1834   { CA_MODE_ADD,                "+"                             },
1835   { CA_MODE_SUBTRACT,           "-"                             },
1836
1837   { -1,                         NULL                            }
1838 };
1839
1840 static struct ValueTextInfo options_action_mode_calculate[] =
1841 {
1842   { CA_MODE_SET,                "="                             },
1843   { CA_MODE_ADD,                "+"                             },
1844   { CA_MODE_SUBTRACT,           "-"                             },
1845   { CA_MODE_MULTIPLY,           "*"                             },
1846   { CA_MODE_DIVIDE,             "/"                             },
1847   { CA_MODE_MODULO,             "%"                             },
1848
1849   { -1,                         NULL                            }
1850 };
1851
1852 static struct ValueTextInfo options_action_arg_none[] =
1853 {
1854   { CA_ARG_UNDEFINED,           "         "                     },
1855
1856   { -1,                         NULL                            }
1857 };
1858
1859 static struct ValueTextInfo options_action_arg_player[] =
1860 {
1861   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1862   { CA_ARG_PLAYER_1,            "1"                             },
1863   { CA_ARG_PLAYER_2,            "2"                             },
1864   { CA_ARG_PLAYER_3,            "3"                             },
1865   { CA_ARG_PLAYER_4,            "4"                             },
1866   { CA_ARG_PLAYER_ANY,          "any"                           },
1867   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1868   { CA_ARG_PLAYER_ACTION,       "action ->"                     },
1869
1870   { -1,                         NULL                            }
1871 };
1872
1873 static struct ValueTextInfo options_action_arg_number[] =
1874 {
1875   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1876   { CA_ARG_0,                   "0"                             },
1877   { CA_ARG_1,                   "1"                             },
1878   { CA_ARG_2,                   "2"                             },
1879   { CA_ARG_3,                   "3"                             },
1880   { CA_ARG_4,                   "4"                             },
1881   { CA_ARG_5,                   "5"                             },
1882   { CA_ARG_10,                  "10"                            },
1883   { CA_ARG_100,                 "100"                           },
1884   { CA_ARG_1000,                "1000"                          },
1885   { CA_ARG_UNDEFINED,           " "                             },
1886   { CA_ARG_NUMBER_MIN,          "min"                           },
1887   { CA_ARG_NUMBER_MAX,          "max"                           },
1888   { CA_ARG_UNDEFINED,           " "                             },
1889   { CA_ARG_NUMBER_RESET,        "reset"                         },
1890   { CA_ARG_UNDEFINED,           " "                             },
1891   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1892   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1893   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1894   { CA_ARG_UNDEFINED,           " "                             },
1895   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1896   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1897   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1898   { CA_ARG_UNDEFINED,           " "                             },
1899   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
1900   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
1901   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
1902   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
1903   { CA_ARG_UNDEFINED,           " "                             },
1904   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
1905   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
1906   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
1907   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
1908
1909   { -1,                         NULL                            }
1910 };
1911
1912 static struct ValueTextInfo options_action_arg_value[] =
1913 {
1914   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1915   { CA_ARG_0,                   "0"                             },
1916   { CA_ARG_1,                   "1"                             },
1917   { CA_ARG_2,                   "2"                             },
1918   { CA_ARG_3,                   "3"                             },
1919   { CA_ARG_4,                   "4"                             },
1920   { CA_ARG_5,                   "5"                             },
1921   { CA_ARG_10,                  "10"                            },
1922   { CA_ARG_100,                 "100"                           },
1923   { CA_ARG_1000,                "1000"                          },
1924   { CA_ARG_UNDEFINED,           " "                             },
1925   { CA_ARG_NUMBER_MIN,          "min"                           },
1926   { CA_ARG_NUMBER_MAX,          "max"                           },
1927   { CA_ARG_UNDEFINED,           " "                             },
1928   { CA_ARG_NUMBER_RESET,        "reset"                         },
1929   { CA_ARG_UNDEFINED,           " "                             },
1930   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1931   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1932   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1933   { CA_ARG_UNDEFINED,           " "                             },
1934   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1935   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1936   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1937   { CA_ARG_UNDEFINED,           " "                             },
1938   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
1939   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
1940   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
1941   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
1942   { CA_ARG_UNDEFINED,           " "                             },
1943   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
1944   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
1945   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
1946   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
1947   { CA_ARG_UNDEFINED,           " "                             },
1948   { CA_ARG_ELEMENT_NR_HEADLINE, "[element]"                     },
1949   { CA_ARG_ELEMENT_NR_TARGET,   "target"                        },
1950   { CA_ARG_ELEMENT_NR_TRIGGER,  "trigger"                       },
1951   { CA_ARG_ELEMENT_NR_ACTION,   "action ->"                     },
1952
1953   { -1,                         NULL                            }
1954 };
1955
1956 static struct ValueTextInfo options_action_arg_envelope[] =
1957 {
1958   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1959   { CA_ARG_1,                   "1"                             },
1960   { CA_ARG_2,                   "2"                             },
1961   { CA_ARG_3,                   "3"                             },
1962   { CA_ARG_4,                   "4"                             },
1963   { CA_ARG_UNDEFINED,           " "                             },
1964   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1965   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1966   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1967   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1968
1969   { -1,                         NULL                            }
1970 };
1971
1972 static struct ValueTextInfo options_action_arg_key[] =
1973 {
1974   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1975   { CA_ARG_1,                   "1"                             },
1976   { CA_ARG_2,                   "2"                             },
1977   { CA_ARG_3,                   "3"                             },
1978   { CA_ARG_4,                   "4"                             },
1979   { CA_ARG_5,                   "5"                             },
1980   { CA_ARG_6,                   "6"                             },
1981   { CA_ARG_7,                   "7"                             },
1982   { CA_ARG_8,                   "8"                             },
1983   { CA_ARG_UNDEFINED,           " "                             },
1984   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1985   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1986   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1987   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1988
1989   { -1,                         NULL                            }
1990 };
1991
1992 static struct ValueTextInfo options_action_arg_speed[] =
1993 {
1994   { CA_ARG_SPEED_HEADLINE,      "[speed]"                       },
1995   { CA_ARG_SPEED_NOT_MOVING,    "frozen"                        },
1996   { CA_ARG_SPEED_VERY_SLOW,     "very slow"                     },
1997   { CA_ARG_SPEED_SLOW,          "slow"                          },
1998   { CA_ARG_SPEED_NORMAL,        "normal"                        },
1999   { CA_ARG_SPEED_FAST,          "fast"                          },
2000   { CA_ARG_SPEED_VERY_FAST,     "very fast"                     },
2001   { CA_ARG_SPEED_EVEN_FASTER,   "ultrafast"                     },
2002   { CA_ARG_UNDEFINED,           " "                             },
2003   { CA_ARG_SPEED_SLOWER,        "slower"                        },
2004   { CA_ARG_SPEED_FASTER,        "faster"                        },
2005   { CA_ARG_UNDEFINED,           " "                             },
2006   { CA_ARG_SPEED_RESET,         "reset"                         },
2007
2008   { -1,                         NULL                            }
2009 };
2010
2011 static struct ValueTextInfo options_action_arg_shield[] =
2012 {
2013   { CA_ARG_SHIELD_HEADLINE,     "[shield]"                      },
2014   { CA_ARG_SHIELD_OFF,          "off"                           },
2015   { CA_ARG_SHIELD_NORMAL,       "normal"                        },
2016   { CA_ARG_SHIELD_DEADLY,       "deadly"                        },
2017
2018   { -1,                         NULL                            }
2019 };
2020
2021 static struct ValueTextInfo options_action_arg_artwork[] =
2022 {
2023   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
2024   { CA_ARG_ELEMENT_TARGET,      "target"                        },
2025   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
2026   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
2027   { CA_ARG_UNDEFINED,           " "                             },
2028   { CA_ARG_ELEMENT_RESET,       "reset"                         },
2029
2030   { -1,                         NULL                            }
2031 };
2032
2033 static struct ValueTextInfo options_action_arg_gravity[] =
2034 {
2035   { CA_ARG_GRAVITY_HEADLINE,    "[gravity]"                     },
2036   { CA_ARG_GRAVITY_ON,          "on"                            },
2037   { CA_ARG_GRAVITY_OFF,         "off"                           },
2038   { CA_ARG_GRAVITY_TOGGLE,      "toggle"                        },
2039
2040   { -1,                         NULL                            }
2041 };
2042
2043 static struct ValueTextInfo options_action_arg_direction[] =
2044 {
2045   { CA_ARG_DIRECTION_HEADLINE,  "[dir.]"                        },
2046   { CA_ARG_DIRECTION_NONE,      "none"                          },
2047   { CA_ARG_DIRECTION_LEFT,      "left"                          },
2048   { CA_ARG_DIRECTION_RIGHT,     "right"                         },
2049   { CA_ARG_DIRECTION_UP,        "up"                            },
2050   { CA_ARG_DIRECTION_DOWN,      "down"                          },
2051   { CA_ARG_DIRECTION_TRIGGER,   "trigger"                       },
2052   { CA_ARG_DIRECTION_TRIGGER_BACK, "-trigger"                   },
2053
2054   { -1,                         NULL                            }
2055 };
2056
2057 static struct ValueTextInfo options_action_arg_scan_mode[] =
2058 {
2059   { CA_ARG_SCAN_MODE_HEADLINE,  "[mode]"                        },
2060   { CA_ARG_SCAN_MODE_NORMAL,    "normal"                        },
2061   { CA_ARG_SCAN_MODE_REVERSE,   "reverse"                       },
2062
2063   { -1,                         NULL                            }
2064 };
2065
2066 static struct ValueTextInfo options_action_arg_inventory[] =
2067 {
2068   { CA_ARG_INVENTORY_HEADLINE,  "[add]"                         },
2069   { CA_ARG_ELEMENT_TARGET,      "+ target"                      },
2070   { CA_ARG_ELEMENT_TRIGGER,     "+ trigger"                     },
2071   { CA_ARG_ELEMENT_ACTION,      "+ action"                      },
2072   { CA_ARG_UNDEFINED,           " "                             },
2073   { CA_ARG_INVENTORY_RM_HEADLINE,"[remove]"                     },
2074   { CA_ARG_INVENTORY_RM_TARGET, "- target"                      },
2075   { CA_ARG_INVENTORY_RM_TRIGGER,"- trigger"                     },
2076   { CA_ARG_INVENTORY_RM_ACTION, "- action"                      },
2077   { CA_ARG_INVENTORY_RM_FIRST,  "- first"                       },
2078   { CA_ARG_INVENTORY_RM_LAST,   "- last"                        },
2079   { CA_ARG_INVENTORY_RM_ALL,    "- all"                         },
2080   { CA_ARG_UNDEFINED,           " "                             },
2081   { CA_ARG_INVENTORY_RESET,     "reset"                         },
2082
2083   { -1,                         NULL                            }
2084 };
2085
2086 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
2087 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
2088 {
2089   { -1,                         NULL                            }
2090 };
2091
2092 static struct ValueTextInfo options_group_choice_mode[] =
2093 {
2094   { ANIM_RANDOM,                "random"                        },
2095   { ANIM_LOOP,                  "loop"                          },
2096   { ANIM_LINEAR,                "linear"                        },
2097   { ANIM_PINGPONG,              "pingpong"                      },
2098   { ANIM_PINGPONG2,             "pingpong 2"                    },
2099
2100   { -1,                         NULL                            }
2101 };
2102
2103 static struct ValueTextInfo *action_arg_modes[] =
2104 {
2105   options_action_mode_none,
2106   options_action_mode_assign,
2107   options_action_mode_add_remove,
2108   options_action_mode_calculate,
2109 };
2110
2111 static struct
2112 {
2113   int value;
2114   int mode;
2115   struct ValueTextInfo *options;
2116 }
2117 action_arg_options[] =
2118 {
2119   { CA_NO_ACTION,               0,      options_action_arg_none,        },
2120   { CA_EXIT_PLAYER,             0,      options_action_arg_player,      },
2121   { CA_KILL_PLAYER,             0,      options_action_arg_player,      },
2122   { CA_MOVE_PLAYER,             0,      options_action_arg_direction,   },
2123   { CA_RESTART_LEVEL,           0,      options_action_arg_none,        },
2124   { CA_SHOW_ENVELOPE,           0,      options_action_arg_envelope,    },
2125   { CA_SET_LEVEL_TIME,          3,      options_action_arg_number,      },
2126   { CA_SET_LEVEL_GEMS,          3,      options_action_arg_number,      },
2127   { CA_SET_LEVEL_SCORE,         3,      options_action_arg_number,      },
2128   { CA_SET_LEVEL_WIND,          1,      options_action_arg_direction,   },
2129   { CA_SET_LEVEL_RANDOM_SEED,   1,      options_action_arg_number,      },
2130   { CA_SET_PLAYER_KEYS,         2,      options_action_arg_key,         },
2131   { CA_SET_PLAYER_SPEED,        1,      options_action_arg_speed,       },
2132   { CA_SET_PLAYER_SHIELD,       1,      options_action_arg_shield,      },
2133   { CA_SET_PLAYER_GRAVITY,      1,      options_action_arg_gravity,     },
2134   { CA_SET_PLAYER_ARTWORK,      1,      options_action_arg_artwork,     },
2135   { CA_SET_PLAYER_INVENTORY,    0,      options_action_arg_inventory,   },
2136   { CA_SET_CE_VALUE,            3,      options_action_arg_value,       },
2137   { CA_SET_CE_SCORE,            3,      options_action_arg_value,       },
2138   { CA_SET_CE_ARTWORK,          1,      options_action_arg_artwork,     },
2139   { CA_SET_ENGINE_SCAN_MODE,    1,      options_action_arg_scan_mode,   },
2140
2141   { -1,                         FALSE,  NULL                            }
2142 };
2143
2144 static struct
2145 {
2146   int x, y;
2147   int gadget_id;
2148   int gadget_id_align;
2149   int size;     /* char size of selectbox or '-1' (dynamically determined) */
2150   struct ValueTextInfo *options;
2151   int *value;
2152   char *text_left, *text_right, *infotext;
2153 } selectbox_info[ED_NUM_SELECTBOX] =
2154 {
2155   /* ---------- level and editor settings ---------------------------------- */
2156
2157   {
2158     -1,                                 ED_LEVEL_SETTINGS_YPOS(7),
2159     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
2160     -1,
2161     options_time_or_steps,
2162     &level.use_step_counter,
2163     NULL, "(0 => no limit)",            "time or step limit"
2164   },
2165   {
2166     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2167     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
2168     -1,
2169     options_game_engine_type,
2170     &level.game_engine_type,
2171     "game engine:", NULL,               "game engine"
2172   },
2173   {
2174     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
2175     GADGET_ID_WIND_DIRECTION,           GADGET_ID_NONE,
2176     -1,
2177     options_wind_direction,
2178     &level.wind_direction_initial,
2179     "initial wind direction:", NULL,    "initial wind direction"
2180   },
2181
2182   /* ---------- element settings: configure (several elements) ------------- */
2183
2184   {
2185     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2186     GADGET_ID_PLAYER_SPEED,             GADGET_ID_NONE,
2187     -1,
2188     options_player_speed,
2189     &level.initial_player_stepsize[0],
2190     "initial player speed:", NULL,      "initial player speed"
2191   },
2192
2193   /* ---------- element settings: configure 1 (custom elements) ------------ */
2194
2195   {
2196     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2197     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
2198     -1,
2199     options_access_type,
2200     &custom_element.access_type,
2201     NULL, NULL,                         "type of access to this field"
2202   },
2203   {
2204     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
2205     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
2206     -1,
2207     options_access_layer,
2208     &custom_element.access_layer,
2209     NULL, NULL,                         "layer of access for this field"
2210   },
2211   {
2212     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
2213     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
2214     -1,
2215     options_access_protected,
2216     &custom_element.access_protected,
2217     NULL, NULL,                         "protected access for this field"
2218   },
2219   {
2220     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2221     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
2222     -1,
2223     options_access_direction,
2224     &custom_element.access_direction,
2225     "from", NULL,                       "access direction for this field"
2226   },
2227   {
2228     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2229     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
2230     -1,
2231     options_walk_to_action,
2232     &custom_element.walk_to_action,
2233     NULL, NULL,                         "diggable/collectible/pushable"
2234   },
2235
2236   /* ---------- element settings: configure 2 (custom elements) ------------ */
2237
2238   {
2239     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
2240     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
2241     -1,
2242     options_move_pattern,
2243     &custom_element.move_pattern,
2244     "can move", NULL,                   "element move pattern"
2245   },
2246   {
2247     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2248     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
2249     -1,
2250     options_move_direction,
2251     &custom_element.move_direction_initial,
2252     "starts moving", NULL,              "initial element move direction"
2253   },
2254   {
2255     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2256     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
2257     -1,
2258     options_move_stepsize,
2259     &custom_element.move_stepsize,
2260     "move/fall speed", NULL,            "speed of element movement"
2261   },
2262   {
2263     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2264     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
2265     -1,
2266     options_move_leave_type,
2267     &custom_element.move_leave_type,
2268     "can dig:    can", ":",             "leave behind or change element"
2269   },
2270   {
2271     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2272     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
2273     -1,
2274     options_smash_targets,
2275     &custom_element.smash_targets,
2276     "can smash", NULL,                  "elements that can be smashed"
2277   },
2278   {
2279     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2280     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
2281     -1,
2282     options_slippery_type,
2283     &custom_element.slippery_type,
2284     "slippery", NULL,                   "where other elements fall down"
2285   },
2286   {
2287     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2288     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
2289     -1,
2290     options_deadliness,
2291     &custom_element.deadliness,
2292     "deadly when", NULL,                "deadliness of element"
2293   },
2294   {
2295     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
2296     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
2297     -1,
2298     options_explosion_type,
2299     &custom_element.explosion_type,
2300     "can explode", NULL,                "explosion type"
2301   },
2302
2303   /* ---------- element settings: advanced (custom elements) --------------- */
2304
2305   {
2306     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
2307     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
2308     -1,
2309     options_time_units,
2310     &custom_element_change.delay_frames,
2311     "delay time given in", NULL,        "delay time units for change"
2312   },
2313   {
2314     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
2315     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
2316     -1,
2317     options_change_direct_action,
2318     &custom_element_change.direct_action,
2319     NULL, NULL,                         "type of direct action"
2320   },
2321   {
2322     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
2323     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
2324     -1,
2325     options_change_other_action,
2326     &custom_element_change.other_action,
2327     NULL, "element:",                   "type of other element action"
2328   },
2329   {
2330     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
2331     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
2332     -1,
2333     options_change_trigger_side,
2334     &custom_element_change.trigger_side,
2335     "at", "side",                       "element side triggering change"
2336   },
2337   {
2338     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2339     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
2340     -1,
2341     options_change_trigger_player,
2342     &custom_element_change.trigger_player,
2343     "player:", " ",                     "player that causes change"
2344   },
2345   {
2346     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2347     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
2348     -1,
2349     options_change_trigger_page,
2350     &custom_element_change.trigger_page,
2351     "page:", NULL,                      "change page that causes change"
2352   },
2353   {
2354     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
2355     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
2356     -1,
2357     options_change_replace_when,
2358     &custom_element_change.replace_when,
2359     "replace when", NULL,               "which elements can be replaced"
2360   },
2361   {
2362     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
2363     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
2364     -1,
2365     options_action_type,
2366     &custom_element_change.action_type,
2367     NULL, NULL,                         "action on specified condition"
2368   },
2369   {
2370     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2371     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
2372     -1,
2373     options_action_mode_none,
2374     &custom_element_change.action_mode,
2375     NULL, NULL,                         "action operator"
2376   },
2377   {
2378     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2379     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
2380     -1,
2381     options_action_arg_none,
2382     &custom_element_change.action_arg,
2383     NULL, NULL,                         "action parameter"
2384   },
2385   {
2386     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
2387     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
2388     3,
2389     options_change_page,
2390     &custom_element.current_change_page,
2391     NULL, NULL,                         "element change page"
2392   },
2393
2394   /* ---------- element settings: configure (group elements) --------------- */
2395
2396   {
2397     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2398     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
2399     -1,
2400     options_group_choice_mode,
2401     &group_element_info.choice_mode,
2402     "choice type:", NULL,               "type of group element choice"
2403   },
2404 };
2405
2406 static struct
2407 {
2408   int x, y;
2409   int gadget_id;
2410   int gadget_id_align;
2411   int size;
2412   char *text;
2413   char *text_left, *text_right, *infotext;
2414 } textbutton_info[ED_NUM_TEXTBUTTONS] =
2415 {
2416   {
2417     ED_LEVEL_SETTINGS_TABS_XPOS(0),     ED_LEVEL_SETTINGS_TABS_YPOS(0),
2418     GADGET_ID_LEVELINFO_LEVEL,          GADGET_ID_NONE,
2419     8,                                  "Level",
2420     NULL, NULL,                         "Configure level properties"
2421   },
2422   {
2423     ED_LEVEL_SETTINGS_TABS_XPOS(1),     ED_LEVEL_SETTINGS_TABS_YPOS(0),
2424     GADGET_ID_LEVELINFO_EDITOR,         GADGET_ID_NONE,
2425     8,                                  "Editor",
2426     NULL, NULL,                         "Configure editor properties"
2427   },
2428   {
2429     ED_ELEMENT_SETTINGS_TABS_XPOS(0),   ED_ELEMENT_SETTINGS_TABS_YPOS(0),
2430     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
2431     8,                                  "Info",
2432     NULL, NULL,                         "Show information about element"
2433   },
2434   {
2435     ED_ELEMENT_SETTINGS_TABS_XPOS(1),   ED_ELEMENT_SETTINGS_TABS_YPOS(0),
2436     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
2437     8,                                  "Config",
2438     NULL, NULL,                         "Configure element properties"
2439   },
2440   {
2441     ED_ELEMENT_SETTINGS_TABS_XPOS(1),   ED_ELEMENT_SETTINGS_TABS_YPOS(0),
2442     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
2443     8,                                  "Config 1",
2444     NULL, NULL,                         "Configure element properties, part 1"
2445   },
2446   {
2447     ED_ELEMENT_SETTINGS_TABS_XPOS(2),   ED_ELEMENT_SETTINGS_TABS_YPOS(0),
2448     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
2449     8,                                  "Config 2",
2450     NULL, NULL,                         "Configure element properties, part 2"
2451   },
2452   {
2453     ED_ELEMENT_SETTINGS_TABS_XPOS(3),   ED_ELEMENT_SETTINGS_TABS_YPOS(0),
2454     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
2455     8,                                  "Change",
2456     NULL, NULL,                         "Configure custom element change pages"
2457   },
2458   {
2459     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2460     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
2461     -1,                                 "Save",
2462     " ", "As Template",                 "Save current settings as new template"
2463   },
2464   {
2465     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2466     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
2467     -1,                                 "New",
2468     NULL, NULL,                         "Add new change page"
2469   },
2470   {
2471     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2472     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
2473     -1,                                 "Delete",
2474     NULL, NULL,                         "Delete current change page"
2475   },
2476 };
2477
2478 static struct
2479 {
2480   int gd_x, gd_y;
2481   int x, y;
2482   int width, height;
2483   int gadget_id;
2484   int gadget_id_align;
2485   char *text_left, *text_right, *infotext;
2486 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
2487 {
2488   {
2489     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
2490     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
2491     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2492     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
2493     NULL, NULL,                         "select previous change page"
2494   },
2495   {
2496     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
2497     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2498     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2499     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
2500     NULL, "change page",                "select next change page"
2501   },
2502   {
2503     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
2504     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2505     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2506     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
2507     " ", NULL,                          "copy settings from this change page"
2508   },
2509   {
2510     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
2511     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2512     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2513     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
2514     NULL, NULL,                         "paste settings to this change page"
2515   },
2516 };
2517
2518 #if 1
2519
2520 static struct
2521 {
2522   int x, y;
2523 } scrollbutton_pos[ED_NUM_SCROLLBUTTONS];
2524
2525 static struct
2526 {
2527   int graphic;
2528   int gadget_id;
2529   char *infotext;
2530 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2531 {
2532   {
2533     IMG_EDITOR_PLAYFIELD_SCROLL_UP,
2534     GADGET_ID_SCROLL_UP,
2535     "scroll level editing area up"
2536   },
2537   {
2538     IMG_EDITOR_PLAYFIELD_SCROLL_DOWN,
2539     GADGET_ID_SCROLL_DOWN,
2540     "scroll level editing area down"
2541   },
2542   {
2543     IMG_EDITOR_PLAYFIELD_SCROLL_LEFT,
2544     GADGET_ID_SCROLL_LEFT,
2545     "scroll level editing area left"
2546   },
2547   {
2548     IMG_EDITOR_PLAYFIELD_SCROLL_RIGHT,
2549     GADGET_ID_SCROLL_RIGHT,
2550     "scroll level editing area right"
2551   },
2552   {
2553     IMG_EDITOR_PALETTE_SCROLL_UP,
2554     GADGET_ID_SCROLL_LIST_UP,
2555     "scroll element list up ('Page Up')"
2556   },
2557   {
2558     IMG_EDITOR_PALETTE_SCROLL_DOWN,
2559     GADGET_ID_SCROLL_LIST_DOWN,
2560     "scroll element list down ('Page Down')"
2561   },
2562 };
2563
2564 static struct
2565 {
2566   int x, y;
2567   int width, height;
2568   int wheel_x, wheel_y;
2569   int wheel_width, wheel_height;
2570 } scrollbar_pos[ED_NUM_SCROLLBARS];
2571
2572 static struct
2573 {
2574   int graphic;
2575   int type;
2576   int gadget_id;
2577   char *infotext;
2578 } scrollbar_info[ED_NUM_SCROLLBARS] =
2579 {
2580   {
2581     IMG_EDITOR_PLAYFIELD_SCROLLBAR,
2582     GD_TYPE_SCROLLBAR_HORIZONTAL,
2583     GADGET_ID_SCROLL_HORIZONTAL,
2584     "scroll level editing area horizontally"
2585   },
2586   {
2587     IMG_EDITOR_PLAYFIELD_SCROLLBAR,
2588     GD_TYPE_SCROLLBAR_VERTICAL,
2589     GADGET_ID_SCROLL_VERTICAL,
2590     "scroll level editing area vertically"
2591   },
2592   {
2593     IMG_EDITOR_PALETTE_SCROLLBAR,
2594     GD_TYPE_SCROLLBAR_VERTICAL,
2595     GADGET_ID_SCROLL_LIST_VERTICAL,
2596     "scroll element list vertically"
2597   }
2598 };
2599
2600 #else
2601
2602 static struct
2603 {
2604   int gd_x, gd_y;
2605   int x, y;
2606   int gadget_id;
2607   char *infotext;
2608 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2609 {
2610   {
2611     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
2612 #if 1
2613     -1, -1,     /* these values are not constant, but can change at runtime */
2614 #else
2615     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
2616 #endif
2617     GADGET_ID_SCROLL_UP,
2618     "scroll level editing area up"
2619   },
2620   {
2621     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
2622 #if 1
2623     -1, -1,     /* these values are not constant, but can change at runtime */
2624 #else
2625     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
2626 #endif
2627     GADGET_ID_SCROLL_DOWN,
2628     "scroll level editing area down"
2629   },
2630   {
2631     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
2632 #if 1
2633     -1, -1,     /* these values are not constant, but can change at runtime */
2634 #else
2635     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
2636 #endif
2637     GADGET_ID_SCROLL_LEFT,
2638     "scroll level editing area left"
2639   },
2640   {
2641     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
2642 #if 1
2643     -1, -1,     /* these values are not constant, but can change at runtime */
2644 #else
2645     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
2646 #endif
2647     GADGET_ID_SCROLL_RIGHT,
2648     "scroll level editing area right"
2649   },
2650   {
2651     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
2652     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
2653     GADGET_ID_SCROLL_LIST_UP,
2654     "scroll element list up ('Page Up')"
2655   },
2656   {
2657     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2658     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2659     GADGET_ID_SCROLL_LIST_DOWN,
2660     "scroll element list down ('Page Down')"
2661   },
2662 };
2663
2664 static struct
2665 {
2666   int gd_x, gd_y;
2667   int x, y;
2668   int width, height;
2669   int wheel_x, wheel_y;
2670   int wheel_width, wheel_height;
2671   int type;
2672   int gadget_id;
2673   char *infotext;
2674 } scrollbar_info[ED_NUM_SCROLLBARS] =
2675 {
2676   {
2677     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2678 #if 1
2679     -1, -1,     /* these values are not constant, but can change at runtime */
2680     -1, -1,     /* these values are not constant, but can change at runtime */
2681     -1, -1,     /* these values are not constant, but can change at runtime */
2682     -1, -1,     /* these values are not constant, but can change at runtime */
2683 #else
2684     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2685     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2686     SX,                                 SY,
2687     SXSIZE,                             SYSIZE,
2688 #endif
2689     GD_TYPE_SCROLLBAR_HORIZONTAL,
2690     GADGET_ID_SCROLL_HORIZONTAL,
2691     "scroll level editing area horizontally"
2692   },
2693   {
2694     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2695 #if 1
2696     -1, -1,     /* these values are not constant, but can change at runtime */
2697     -1, -1,     /* these values are not constant, but can change at runtime */
2698     -1, -1,     /* these values are not constant, but can change at runtime */
2699     -1, -1,     /* these values are not constant, but can change at runtime */
2700 #else
2701     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2702     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2703     SX,                                 SY,
2704     SXSIZE,                             SYSIZE,
2705 #endif
2706     GD_TYPE_SCROLLBAR_VERTICAL,
2707     GADGET_ID_SCROLL_VERTICAL,
2708     "scroll level editing area vertically"
2709   },
2710   {
2711     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2712 #if 1
2713     -1, -1,     /* these values are not constant, but can change at runtime */
2714     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2715     -1, -1,     /* these values are not constant, but can change at runtime */
2716     -1, -1,     /* these values are not constant, but can change at runtime */
2717 #else
2718     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2719     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2720     DX,                                 DY,
2721     DXSIZE,                             DYSIZE,
2722 #endif
2723     GD_TYPE_SCROLLBAR_VERTICAL,
2724     GADGET_ID_SCROLL_LIST_VERTICAL,
2725     "scroll element list vertically"
2726   }
2727 };
2728
2729 #endif
2730
2731 static struct
2732 {
2733   int x, y;
2734   int gadget_id;
2735   int gadget_id_align;
2736   int radio_button_nr;
2737   int *value;
2738   int checked_value;
2739   char *text_left, *text_right, *infotext;
2740 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2741 {
2742   {
2743     -1,                                 ED_LEVEL_SETTINGS_YPOS(0),
2744     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2745     RADIO_NR_RANDOM_ELEMENTS,
2746     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2747     " ", "percentage",                  "use percentage for random elements"
2748   },
2749   {
2750     -1,                                 ED_LEVEL_SETTINGS_YPOS(0),
2751     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2752     RADIO_NR_RANDOM_ELEMENTS,
2753     &random_placement_method,           RANDOM_USE_QUANTITY,
2754     " ", "quantity",                    "use quantity for random elements"
2755   }
2756 };
2757
2758 static struct
2759 {
2760   int x, y;
2761   int gadget_id;
2762   int gadget_id_align;
2763   boolean *value;
2764   char *text_left, *text_right, *infotext;
2765 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2766 {
2767   /* ---------- level and editor settings ---------------------------------- */
2768
2769   {
2770     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(1),
2771     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2772     &random_placement_background_restricted,
2773     NULL,
2774     "restrict random placement to:",    "set random placement restriction"
2775   },
2776
2777   /* ---------- element settings: configure (various elements) ------------- */
2778
2779   {
2780     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2781     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2782     &stick_element_properties_window,
2783     NULL,
2784     "stick this screen to edit content","stick this screen to edit content"
2785   },
2786   {
2787     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2788     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2789     &level.em_slippery_gems,
2790     NULL,
2791     "slip down from certain flat walls","use EM/DC style slipping behaviour"
2792   },
2793   {
2794     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2795     GADGET_ID_EM_EXPLODES_BY_FIRE,      GADGET_ID_NONE,
2796     &level.em_explodes_by_fire,
2797     NULL,
2798     "explodes with chain reaction",     "use R'n'D style explosion behaviour"
2799   },
2800   {
2801     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2802     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2803     &level.use_spring_bug,
2804     NULL,
2805     "use spring pushing bug",           "use odd spring pushing behaviour"
2806   },
2807   {
2808     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2809     GADGET_ID_USE_TIME_ORB_BUG,         GADGET_ID_NONE,
2810     &level.use_time_orb_bug,
2811     NULL,
2812     "use time orb bug",                 "use odd time orb behaviour"
2813   },
2814   {
2815     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2816     GADGET_ID_RANDOM_BALL_CONTENT,      GADGET_ID_NONE,
2817     &level.ball_random,
2818     NULL,
2819     "create single random element",     "only create one element from content"
2820   },
2821   {
2822     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2823     GADGET_ID_INITIAL_BALL_STATE,       GADGET_ID_NONE,
2824     &level.ball_state_initial,
2825     NULL,
2826     "magic ball initially activated",   "activate magic ball after level start"
2827   },
2828   {
2829     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2830     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2831     &level.grow_into_diggable,
2832     NULL,
2833     "can grow into anything diggable",  "grow into more than just sand"
2834   },
2835   {
2836     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2837     GADGET_ID_AUTO_EXIT_SOKOBAN,        GADGET_ID_NONE,
2838     &level.auto_exit_sokoban,
2839     NULL,
2840     "exit level if all fields solved",  "automatically finish Sokoban levels"
2841   },
2842   {
2843     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2844     GADGET_ID_CONTINUOUS_SNAPPING,      GADGET_ID_NONE,
2845     &level.continuous_snapping,
2846     NULL,
2847     "continuous snapping",              "use snapping without releasing key"
2848   },
2849   {
2850     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2851     GADGET_ID_BLOCK_SNAP_FIELD,         GADGET_ID_NONE,
2852     &level.block_snap_field,
2853     NULL,
2854     "block snapped field when snapping", "use snapping delay to show animation"
2855   },
2856   {
2857     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2858     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2859     &level.block_last_field,
2860     NULL,
2861     "block last field when moving",     "player blocks last field when moving"
2862   },
2863   {
2864     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2865     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2866     &level.sp_block_last_field,
2867     NULL,
2868     "block last field when moving",     "player blocks last field when moving"
2869   },
2870   {
2871     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2872     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2873     &level.instant_relocation,
2874     NULL,
2875     "no scrolling when relocating",     "player gets relocated without delay"
2876   },
2877   {
2878     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2879     GADGET_ID_SHIFTED_RELOCATION,       GADGET_ID_NONE,
2880     &level.shifted_relocation,
2881     NULL,
2882     "no centering when relocating",     "level not centered after relocation"
2883   },
2884   {
2885     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2886     GADGET_ID_USE_START_ELEMENT,        GADGET_ID_NONE,
2887     &level.use_start_element[0],
2888     NULL,
2889     "use level start element:",        "start level at this element's position"
2890   },
2891   {
2892     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2893     GADGET_ID_USE_ARTWORK_ELEMENT,      GADGET_ID_NONE,
2894     &level.use_artwork_element[0],
2895     NULL,
2896     "use artwork from element:",        "use player artwork from other element"
2897   },
2898   {
2899     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(11),
2900     GADGET_ID_USE_EXPLOSION_ELEMENT,    GADGET_ID_NONE,
2901     &level.use_explosion_element[0],
2902     NULL,
2903     "use explosion from element:",      "use explosion properties from element"
2904   },
2905   {
2906     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
2907     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2908     &level.initial_player_gravity[0],
2909     NULL,
2910     "use initial gravity",              "set initial player gravity"
2911   },
2912   {
2913     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2914     GADGET_ID_USE_INITIAL_INVENTORY,    GADGET_ID_NONE,
2915     &level.use_initial_inventory[0],
2916     NULL,
2917     "use initial inventory:",           "use collected elements on level start"
2918   },
2919   {
2920     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2921     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2922     &level.can_pass_to_walkable,
2923     NULL,
2924     "can pass to walkable element",     "player can pass to empty or walkable"
2925   },
2926   {
2927     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2928     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2929     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2930     NULL,
2931     "can fall into acid (with gravity)","player can fall into acid pool"
2932   },
2933   {
2934     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2935     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2936     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2937     NULL,
2938     "can move into acid",               "element can move into acid pool"
2939   },
2940   {
2941     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2942     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2943     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2944     NULL,
2945     "deadly when colliding with",       "element is deadly when hitting player"
2946   },
2947   {
2948     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2949     GADGET_ID_ENVELOPE_AUTOWRAP,        GADGET_ID_NONE,
2950     &level.envelope[0].autowrap,
2951     NULL,
2952     "auto-wrap",                        "automatically wrap envelope text"
2953   },
2954   {
2955     -1,                                 ED_ELEMENT_SETTINGS_YPOS(1),
2956     GADGET_ID_ENVELOPE_CENTERED,        GADGET_ID_ENVELOPE_AUTOWRAP,
2957     &level.envelope[0].centered,
2958     " ",
2959     "centered",                         "automatically center envelope text"
2960   },
2961
2962   /* ---------- element settings: configure 1 (custom elements) ----------- */
2963
2964   {
2965     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2966     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2967     &custom_element.use_gfx_element,
2968
2969     /* !!! add separate "use existing element sound" !!! */
2970 #if 0
2971     NULL,
2972     "use graphic/sound of element:",    "use existing graphic and sound"
2973 #else
2974     NULL,
2975     "use graphic of element:",          "use existing element graphic"
2976 #endif
2977   },
2978   {
2979     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2980     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2981     &level.use_custom_template,
2982     NULL,
2983     "use template",                     "use template for custom properties"
2984   },
2985   {
2986     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2987     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2988     &custom_element_properties[EP_ACCESSIBLE],
2989     NULL,
2990     NULL,                               "player can walk to or pass this field"
2991   },
2992   {
2993     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2994     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2995     &custom_element_properties[EP_GRAVITY_REACHABLE],
2996     NULL,
2997     "reachable despite gravity",        "player can walk/dig despite gravity"
2998   },
2999   {
3000     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
3001     GADGET_ID_CUSTOM_USE_LAST_VALUE,    GADGET_ID_NONE,
3002     &custom_element.use_last_ce_value,
3003     NULL,
3004     "use last CE value after change",   "use last CE value after change"
3005   },
3006   {
3007     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
3008     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
3009     &custom_element_properties[EP_WALK_TO_OBJECT],
3010     NULL,
3011     NULL,                               "player can dig/collect/push element"
3012   },
3013   {
3014     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
3015     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
3016     &custom_element_properties[EP_INDESTRUCTIBLE],
3017     NULL,
3018     "indestructible",                   "element is indestructible"
3019   },
3020
3021   /* ---------- element settings: configure 2 (custom elements) ----------- */
3022
3023   {
3024     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3025     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
3026     &custom_element_properties[EP_CAN_MOVE],
3027     NULL,
3028     NULL,                               "element can move with some pattern"
3029   },
3030   {
3031     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
3032     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
3033     &custom_element_properties[EP_CAN_FALL],
3034     NULL,
3035     "can fall",                         "element can fall down"
3036   },
3037   {
3038     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
3039     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
3040     &custom_element_properties[EP_CAN_SMASH],
3041     " ",
3042     NULL,                               "element can smash other elements"
3043   },
3044   {
3045     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
3046     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
3047     &custom_element_properties[EP_SLIPPERY],
3048     NULL,
3049     NULL,                               "other elements can fall down from it"
3050   },
3051   {
3052     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
3053     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
3054     &custom_element_properties[EP_DEADLY],
3055     NULL,
3056     NULL,                               "element can kill the player"
3057   },
3058   {
3059     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
3060     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
3061     &custom_element_properties[EP_CAN_EXPLODE],
3062     NULL,
3063     NULL,                               "element can explode"
3064   },
3065   {
3066     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
3067     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
3068     &custom_element_properties[EP_EXPLODES_BY_FIRE],
3069     NULL,
3070     "by fire",                          "element can explode by fire/explosion"
3071   },
3072   {
3073     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
3074     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
3075     &custom_element_properties[EP_EXPLODES_SMASHED],
3076     " ",
3077     "smashed",                          "element can explode when smashed"
3078   },
3079   {
3080     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
3081     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
3082     &custom_element_properties[EP_EXPLODES_IMPACT],
3083     " ",
3084     "impact",                           "element can explode on impact"
3085   },
3086
3087   /* ---------- element settings: advanced (custom elements) --------------- */
3088
3089   {
3090     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
3091     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
3092     &custom_element_change.can_change,
3093     NULL,
3094     "element changes to:",              "change element on specified condition"
3095   },
3096   {
3097     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
3098     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
3099     &custom_element_change_events[CE_DELAY],
3100     NULL,
3101     NULL,                               "element changes after delay"
3102   },
3103   {
3104     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
3105     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
3106     &custom_element_change_events[CE_BY_DIRECT_ACTION],
3107     NULL,
3108     NULL,                               "element changes by direct action"
3109   },
3110   {
3111     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
3112     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
3113     &custom_element_change_events[CE_BY_OTHER_ACTION],
3114     NULL,
3115     NULL,                               "element changes by other element"
3116   },
3117   {
3118     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
3119     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
3120     &custom_element_change.explode,
3121     NULL,
3122     "explode instead of change",        "element explodes instead of change"
3123   },
3124   {
3125     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
3126     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
3127     &custom_element_change.use_target_content,
3128     NULL,
3129     "use extended change target:",      "element changes to more elements"
3130   },
3131   {
3132     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
3133     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
3134     &custom_element_change.only_if_complete,
3135     NULL,
3136     "replace all or nothing",           "only replace when all can be changed"
3137   },
3138   {
3139     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
3140     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
3141     &custom_element_change.use_random_replace,
3142     NULL,
3143     NULL,                               "use percentage for random replace"
3144   },
3145   {
3146     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
3147     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
3148     &custom_element_change.has_action,
3149     NULL,
3150     NULL,                               "execute action on specified condition"
3151   },
3152 };
3153
3154 static struct
3155 {
3156   int x, y;
3157   int gadget_id;
3158   int gadget_id_align;
3159   int *value;
3160   int area_xsize, area_ysize;
3161   char *text_left, *text_right, *text_below, *infotext;
3162 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
3163 {
3164   /* ---------- level playfield content ------------------------------------ */
3165
3166   {
3167     0,                                  0,
3168     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
3169     NULL,
3170 #if 1
3171     -1, -1,     /* these values are not constant, but can change at runtime */
3172 #else
3173     MAX_ED_FIELDX, MAX_ED_FIELDY,
3174 #endif
3175     NULL, NULL, NULL,                   NULL
3176   },
3177
3178   /* ---------- yam yam content -------------------------------------------- */
3179
3180   {
3181     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
3182     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
3183     &level.yamyam_content[0].e[0][0],   3, 3,
3184     NULL, NULL, "1",                    NULL
3185   },
3186   {
3187     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
3188     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
3189     &level.yamyam_content[1].e[0][0],   3, 3,
3190     NULL, NULL, "2",                    NULL
3191   },
3192   {
3193     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
3194     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
3195     &level.yamyam_content[2].e[0][0],   3, 3,
3196     NULL, NULL, "3",                    NULL
3197   },
3198   {
3199     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
3200     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
3201     &level.yamyam_content[3].e[0][0],   3, 3,
3202     NULL, NULL, "4",                    NULL
3203   },
3204   {
3205     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
3206     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
3207     &level.yamyam_content[4].e[0][0],   3, 3,
3208     NULL, NULL, "5",                    NULL
3209   },
3210   {
3211     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
3212     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
3213     &level.yamyam_content[5].e[0][0],   3, 3,
3214     NULL, NULL, "6",                    NULL
3215   },
3216   {
3217     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
3218     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
3219     &level.yamyam_content[6].e[0][0],   3, 3,
3220     NULL, NULL, "7",                    NULL
3221   },
3222   {
3223     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
3224     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
3225     &level.yamyam_content[7].e[0][0],   3, 3,
3226     NULL, NULL, "8",                    NULL
3227   },
3228
3229   /* ---------- magic ball content ----------------------------------------- */
3230
3231   {
3232     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
3233     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
3234     &level.ball_content[0].e[0][0],     3, 3,
3235     NULL, NULL, "1",                    NULL
3236   },
3237   {
3238     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
3239     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
3240     &level.ball_content[1].e[0][0],     3, 3,
3241     NULL, NULL, "2",                    NULL
3242   },
3243   {
3244     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
3245     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
3246     &level.ball_content[2].e[0][0],     3, 3,
3247     NULL, NULL, "3",                    NULL
3248   },
3249   {
3250     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
3251     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
3252     &level.ball_content[3].e[0][0],     3, 3,
3253     NULL, NULL, "4",                    NULL
3254   },
3255   {
3256     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
3257     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
3258     &level.ball_content[4].e[0][0],     3, 3,
3259     NULL, NULL, "5",                    NULL
3260   },
3261   {
3262     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
3263     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
3264     &level.ball_content[5].e[0][0],     3, 3,
3265     NULL, NULL, "6",                    NULL
3266   },
3267   {
3268     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
3269     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
3270     &level.ball_content[6].e[0][0],     3, 3,
3271     NULL, NULL, "7",                    NULL
3272   },
3273   {
3274     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
3275     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
3276     &level.ball_content[7].e[0][0],     3, 3,
3277     NULL, NULL, "8",                    NULL
3278   },
3279
3280   /* ---------- android content -------------------------------------------- */
3281
3282   {
3283     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(5),
3284     GADGET_ID_ANDROID_CONTENT,          GADGET_ID_NONE,
3285     &level.android_clone_element[0],    MAX_ANDROID_ELEMENTS, 1,
3286     "elements:", NULL, NULL,            "elements android can clone"
3287   },
3288
3289   /* ---------- amoeba content --------------------------------------------- */
3290
3291   {
3292     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
3293     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
3294     &level.amoeba_content,              1, 1,
3295     "content:", NULL, NULL,             "amoeba content"
3296   },
3297
3298   /* ---------- level start element ---------------------------------------- */
3299
3300   {
3301     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(9),
3302     GADGET_ID_START_ELEMENT,            GADGET_ID_USE_START_ELEMENT,
3303     &level.start_element[0],            1, 1,
3304     NULL, NULL, NULL,                   "level start element"
3305   },
3306
3307   /* ---------- player artwork element ------------------------------------- */
3308
3309   {
3310     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(10),
3311     GADGET_ID_ARTWORK_ELEMENT,          GADGET_ID_USE_ARTWORK_ELEMENT,
3312     &level.artwork_element[0],          1, 1,
3313     NULL, NULL, NULL,                   "element for player artwork"
3314   },
3315
3316   /* ---------- player explosion element ----------------------------------- */
3317
3318   {
3319     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(11),
3320     GADGET_ID_EXPLOSION_ELEMENT,        GADGET_ID_USE_EXPLOSION_ELEMENT,
3321     &level.explosion_element[0],        1, 1,
3322     NULL, NULL, NULL,                   "element for player explosion"
3323   },
3324
3325   /* ---------- player initial inventory ----------------------------------- */
3326
3327   {
3328     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3329     GADGET_ID_INVENTORY_CONTENT,        GADGET_ID_USE_INITIAL_INVENTORY,
3330     &level.initial_inventory_content[0][0], MAX_INITIAL_INVENTORY_SIZE, 1,
3331     NULL, NULL, NULL,                   "content for initial inventory"
3332   },
3333
3334   /* ---------- element settings: configure 1 (custom elements) ----------- */
3335
3336   /* ---------- custom graphic --------------------------------------------- */
3337
3338   {
3339     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3340     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
3341     &custom_element.gfx_element_initial,1, 1,
3342     NULL, NULL, NULL,                   "custom graphic element"
3343   },
3344
3345   /* ---------- element settings: configure 2 (custom elements) ----------- */
3346
3347   /* ---------- custom content (when exploding) ---------------------------- */
3348
3349   {
3350     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
3351     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
3352     &custom_element.content.e[0][0],    3, 3,
3353     "content:", NULL, NULL,             NULL
3354   },
3355
3356   /* ---------- custom enter and leave element (when moving) --------------- */
3357
3358   {
3359     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
3360     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
3361     &custom_element.move_enter_element, 1, 1,
3362     "can dig:", " ", NULL,              "element that can be digged/collected"
3363   },
3364   {
3365     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
3366     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
3367     &custom_element.move_leave_element, 1, 1,
3368     NULL, NULL, NULL,                   "element that will be left behind"
3369   },
3370
3371   /* ---------- element settings: advanced (custom elements) --------------- */
3372
3373   /* ---------- custom change target --------------------------------------- */
3374
3375   {
3376     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3377     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
3378     &custom_element_change.target_element, 1, 1,
3379     NULL, "after/when:", NULL,          "new target element after change"
3380   },
3381
3382   /* ---------- custom change content (extended change target) ------------- */
3383
3384   {
3385     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(9),
3386     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
3387     &custom_element_change.target_content.e[0][0], 3, 3,
3388     NULL, NULL, NULL,                   "new extended elements after change"
3389   },
3390
3391   /* ---------- custom change trigger (element causing change) ------------- */
3392
3393   {
3394     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
3395     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
3396     &custom_element_change.initial_trigger_element, 1, 1,
3397     NULL, NULL, NULL,                   "other element triggering change"
3398   },
3399
3400   /* ---------- custom change action (element used for action) ------------- */
3401
3402   {
3403     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(13),
3404     GADGET_ID_CUSTOM_CHANGE_ACTION,     GADGET_ID_ACTION_ARG,
3405     &custom_element_change.action_element, 1, 1,
3406     NULL, NULL, NULL,                   "element used as action parameter"
3407   },
3408
3409   /* ---------- group element content -------------------------------------- */
3410
3411   {
3412     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
3413     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
3414     &group_element_info.element[0],     MAX_ELEMENTS_IN_GROUP, 1,
3415     "content:", NULL, NULL,             NULL
3416   },
3417
3418   /* ---------- random background (for random painting) -------------------- */
3419
3420   {
3421     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(-1),
3422     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
3423     &random_placement_background_element, 1, 1,
3424     NULL, NULL, NULL,                   "random placement background"
3425   },
3426 };
3427
3428
3429 /*
3430   -----------------------------------------------------------------------------
3431   some internally used variables
3432   -----------------------------------------------------------------------------
3433 */
3434
3435 /* actual size of level editor drawing area */
3436 #if 1
3437 static int ed_fieldx, ed_fieldy;
3438 #else
3439 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
3440 #endif
3441
3442 /* actual position of level editor drawing area in level playfield */
3443 static int level_xpos = -1, level_ypos = -1;
3444
3445 #if 1
3446 #define IN_ED_FIELD(x,y)        IN_FIELD(x, y, ed_fieldx, ed_fieldy)
3447 #else
3448 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
3449 #endif
3450
3451 /* drawing elements on the three mouse buttons */
3452 static int new_element1 = EL_WALL;
3453 static int new_element2 = EL_EMPTY;
3454 static int new_element3 = EL_SAND;
3455
3456 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
3457 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
3458                                 (button) == 2 ? new_element2 : \
3459                                 (button) == 3 ? new_element3 : EL_EMPTY)
3460 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
3461
3462 /* forward declaration for internal use */
3463 static void ModifyEditorCounterValue(int, int);
3464 static void ModifyEditorCounterLimits(int, int, int);
3465 static void ModifyEditorSelectboxValue(int, int);
3466 static void ModifyEditorSelectboxOptions(int, struct ValueTextInfo *);
3467 static void ModifyEditorDrawingArea(int, int, int);
3468 static void ModifyEditorElementList();
3469 static void AdjustElementListScrollbar();
3470 static void RedrawDrawingElements();
3471 static void DrawDrawingWindow();
3472 static void DrawLevelInfoWindow();
3473 static void DrawPropertiesWindow();
3474 static void UpdateCustomElementGraphicGadgets();
3475 static boolean checkPropertiesConfig(int);
3476 static void CopyLevelToUndoBuffer(int);
3477 static void HandleDrawingAreas(struct GadgetInfo *);
3478 static void HandleCounterButtons(struct GadgetInfo *);
3479 static void HandleTextInputGadgets(struct GadgetInfo *);
3480 static void HandleTextAreaGadgets(struct GadgetInfo *);
3481 static void HandleSelectboxGadgets(struct GadgetInfo *);
3482 static void HandleTextbuttonGadgets(struct GadgetInfo *);
3483 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
3484 static void HandleRadiobuttons(struct GadgetInfo *);
3485 static void HandleCheckbuttons(struct GadgetInfo *);
3486 static void HandleControlButtons(struct GadgetInfo *);
3487 static void HandleDrawingAreaInfo(struct GadgetInfo *);
3488 static void PrintEditorGadgetInfoText(struct GadgetInfo *);
3489
3490 static int num_editor_gadgets = 0;      /* dynamically determined */
3491
3492 #if 1
3493 static struct GadgetInfo **level_editor_gadget = NULL;
3494 static int *right_gadget_border = NULL;
3495 #else
3496 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
3497 static int right_gadget_border[NUM_EDITOR_GADGETS];
3498 #endif
3499
3500 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
3501 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
3502 static boolean draw_with_brush = FALSE;
3503 static int properties_element = 0;
3504
3505 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3506 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3507 static short IntelliDrawBuffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3508 static int undo_buffer_position = 0;
3509 static int undo_buffer_steps = 0;
3510
3511 static int edit_mode;
3512 static int edit_mode_levelinfo;
3513 static int edit_mode_properties;
3514
3515 static int element_shift = 0;
3516
3517 static int editor_el_players[] =
3518 {
3519   EL_PLAYER_1,
3520   EL_PLAYER_2,
3521   EL_PLAYER_3,
3522   EL_PLAYER_4
3523 };
3524 static int *editor_el_players_ptr = editor_el_players;
3525 static int num_editor_el_players = SIZEOF_ARRAY_INT(editor_el_players);
3526
3527 static int editor_hl_boulderdash[] =
3528 {
3529   EL_INTERNAL_CASCADE_BD_ACTIVE,
3530   EL_CHAR('B'),
3531   EL_CHAR('D'),
3532   EL_EMPTY,
3533 };
3534
3535 static int editor_el_boulderdash[] =
3536 {
3537   EL_EMPTY,
3538   EL_SAND,
3539   EL_BD_ROCK,
3540   EL_BD_DIAMOND,
3541
3542   EL_STEELWALL,
3543   EL_BD_WALL,
3544   EL_BD_EXPANDABLE_WALL,
3545   EL_BD_MAGIC_WALL,
3546
3547   EL_BD_AMOEBA,
3548   EL_BD_BUTTERFLY_UP,
3549   EL_BD_FIREFLY_UP,
3550   EL_EXIT_CLOSED,
3551
3552   EL_BD_BUTTERFLY_LEFT,
3553   EL_BD_FIREFLY_LEFT,
3554   EL_BD_BUTTERFLY_RIGHT,
3555   EL_BD_FIREFLY_RIGHT,
3556
3557   EL_EMPTY,
3558   EL_BD_BUTTERFLY_DOWN,
3559   EL_BD_FIREFLY_DOWN,
3560   EL_EXIT_OPEN,
3561 };
3562 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
3563 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
3564 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
3565 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
3566
3567 static int editor_hl_emerald_mine[] =
3568 {
3569   EL_INTERNAL_CASCADE_EM_ACTIVE,
3570   EL_CHAR('E'),
3571   EL_CHAR('M'),
3572   EL_EMPTY,
3573 };
3574
3575 static int editor_el_emerald_mine[] =
3576 {
3577   EL_SAND,
3578   EL_ROCK,
3579   EL_QUICKSAND_EMPTY,
3580   EL_QUICKSAND_FULL,
3581
3582   EL_STEELWALL,
3583   EL_WALL,
3584   EL_WALL_SLIPPERY,
3585   EL_MAGIC_WALL,
3586
3587   EL_EMERALD,
3588   EL_DIAMOND,
3589   EL_NUT,
3590   EL_BOMB,
3591
3592   EL_WALL_EMERALD,
3593   EL_WALL_DIAMOND,
3594   EL_DYNAMITE,
3595   EL_DYNAMITE_ACTIVE,
3596
3597   EL_YAMYAM,
3598   EL_BUG_UP,
3599   EL_SPACESHIP_UP,
3600   EL_ROBOT,
3601
3602   EL_BUG_LEFT,
3603   EL_SPACESHIP_LEFT,
3604   EL_BUG_RIGHT,
3605   EL_SPACESHIP_RIGHT,
3606
3607   EL_ROBOT_WHEEL,
3608   EL_BUG_DOWN,
3609   EL_SPACESHIP_DOWN,
3610   EL_INVISIBLE_WALL,
3611
3612   EL_ACID_POOL_TOPLEFT,
3613   EL_ACID,
3614   EL_ACID_POOL_TOPRIGHT,
3615   EL_AMOEBA_DROP,
3616
3617   EL_ACID_POOL_BOTTOMLEFT,
3618   EL_ACID_POOL_BOTTOM,
3619   EL_ACID_POOL_BOTTOMRIGHT,
3620   EL_AMOEBA_WET,
3621
3622   EL_EM_KEY_1,
3623   EL_EM_KEY_2,
3624   EL_EM_KEY_3,
3625   EL_EM_KEY_4,
3626
3627   EL_EM_GATE_1,
3628   EL_EM_GATE_2,
3629   EL_EM_GATE_3,
3630   EL_EM_GATE_4,
3631
3632   EL_EM_GATE_1_GRAY,
3633   EL_EM_GATE_2_GRAY,
3634   EL_EM_GATE_3_GRAY,
3635   EL_EM_GATE_4_GRAY,
3636
3637   EL_EM_EXIT_CLOSED,
3638   EL_EM_EXIT_OPEN,
3639   EL_EM_STEEL_EXIT_CLOSED,
3640   EL_EM_STEEL_EXIT_OPEN,
3641 };
3642 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
3643 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
3644 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
3645 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
3646
3647 static int editor_hl_emerald_mine_club[] =
3648 {
3649   EL_INTERNAL_CASCADE_EMC_ACTIVE,
3650   EL_CHAR('E'),
3651   EL_CHAR('M'),
3652   EL_CHAR('C'),
3653 };
3654
3655 static int editor_el_emerald_mine_club[] =
3656 {
3657   EL_EMC_KEY_5,
3658   EL_EMC_KEY_6,
3659   EL_EMC_KEY_7,
3660   EL_EMC_KEY_8,
3661
3662   EL_EMC_GATE_5,
3663   EL_EMC_GATE_6,
3664   EL_EMC_GATE_7,
3665   EL_EMC_GATE_8,
3666
3667   EL_EMC_GATE_5_GRAY,
3668   EL_EMC_GATE_6_GRAY,
3669   EL_EMC_GATE_7_GRAY,
3670   EL_EMC_GATE_8_GRAY,
3671
3672   EL_EMC_STEELWALL_1,
3673   EL_EMC_STEELWALL_2,
3674   EL_EMC_STEELWALL_3,
3675   EL_EMC_STEELWALL_4,
3676
3677   EL_EMC_WALL_13,
3678   EL_EMC_WALL_14,
3679   EL_EMC_WALL_15,
3680   EL_EMC_WALL_16,
3681
3682   EL_EMC_WALL_SLIPPERY_1,
3683   EL_EMC_WALL_SLIPPERY_2,
3684   EL_EMC_WALL_SLIPPERY_3,
3685   EL_EMC_WALL_SLIPPERY_4,
3686
3687   EL_EMC_WALL_1,
3688   EL_EMC_WALL_2,
3689   EL_EMC_WALL_3,
3690   EL_EMC_WALL_4,
3691
3692   EL_EMC_WALL_5,
3693   EL_EMC_WALL_6,
3694   EL_EMC_WALL_7,
3695   EL_EMC_WALL_8,
3696
3697   EL_EMC_WALL_9,
3698   EL_EMC_WALL_10,
3699   EL_EMC_WALL_11,
3700   EL_EMC_WALL_12,
3701
3702   EL_EMC_GRASS,
3703   EL_EMC_FAKE_GRASS,
3704   EL_EMC_PLANT,
3705   EL_EMC_DRIPPER,
3706
3707   EL_EMC_MAGIC_BALL,
3708   EL_EMC_MAGIC_BALL_SWITCH,
3709   EL_SPRING,
3710   EL_EMC_SPRING_BUMPER,
3711
3712   EL_EMC_LENSES,
3713   EL_EMC_MAGNIFIER,
3714   EL_EM_DYNAMITE,
3715   EL_EM_DYNAMITE_ACTIVE,
3716
3717   EL_BALLOON,
3718   EL_YAMYAM_UP,
3719   EL_BALLOON_SWITCH_UP,
3720   EL_BALLOON_SWITCH_ANY,
3721
3722   EL_YAMYAM_LEFT,
3723   EL_BALLOON_SWITCH_LEFT,
3724   EL_YAMYAM_RIGHT,
3725   EL_BALLOON_SWITCH_RIGHT,
3726
3727   EL_EMC_ANDROID,
3728   EL_YAMYAM_DOWN,
3729   EL_BALLOON_SWITCH_DOWN,
3730   EL_BALLOON_SWITCH_NONE,
3731 };
3732 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
3733 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
3734 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
3735 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
3736
3737 static int editor_hl_rnd[] =
3738 {
3739   EL_INTERNAL_CASCADE_RND_ACTIVE,
3740   EL_CHAR('R'),
3741   EL_CHAR('N'),
3742   EL_CHAR('D'),
3743 };
3744
3745 static int editor_el_rnd[] =
3746 {
3747   EL_KEY_1,
3748   EL_KEY_2,
3749   EL_KEY_3,
3750   EL_KEY_4,
3751
3752   EL_GATE_1,
3753   EL_GATE_2,
3754   EL_GATE_3,
3755   EL_GATE_4,
3756
3757   EL_GATE_1_GRAY,
3758   EL_GATE_2_GRAY,
3759   EL_GATE_3_GRAY,
3760   EL_GATE_4_GRAY,
3761
3762   EL_ARROW_LEFT,
3763   EL_ARROW_RIGHT,
3764   EL_ARROW_UP,
3765   EL_ARROW_DOWN,
3766
3767   EL_AMOEBA_DEAD,
3768   EL_AMOEBA_DRY,
3769   EL_AMOEBA_FULL,
3770   EL_GAME_OF_LIFE,
3771
3772   EL_EMERALD_YELLOW,
3773   EL_EMERALD_RED,
3774   EL_EMERALD_PURPLE,
3775   EL_BIOMAZE,
3776
3777   EL_WALL_EMERALD_YELLOW,
3778   EL_WALL_EMERALD_RED,
3779   EL_WALL_EMERALD_PURPLE,
3780   EL_WALL_BD_DIAMOND,
3781
3782   EL_SPEED_PILL,
3783   EL_PACMAN_UP,
3784   EL_TIME_ORB_FULL,
3785   EL_TIME_ORB_EMPTY,
3786
3787   EL_PACMAN_LEFT,
3788   EL_DARK_YAMYAM,
3789   EL_PACMAN_RIGHT,
3790   EL_EMPTY,
3791
3792   EL_BLACK_ORB,
3793   EL_PACMAN_DOWN,
3794   EL_LAMP,
3795   EL_LAMP_ACTIVE,
3796
3797   EL_DYNABOMB_INCREASE_NUMBER,
3798   EL_DYNABOMB_INCREASE_SIZE,
3799   EL_DYNABOMB_INCREASE_POWER,
3800   EL_STONEBLOCK,
3801
3802   EL_MOLE,
3803   EL_PENGUIN,
3804   EL_PIG,
3805   EL_DRAGON,
3806
3807   EL_BUG,
3808   EL_MOLE_UP,
3809   EL_BD_BUTTERFLY,
3810   EL_BD_FIREFLY,
3811
3812   EL_MOLE_LEFT,
3813   EL_SATELLITE,
3814   EL_MOLE_RIGHT,
3815   EL_PACMAN,
3816
3817   EL_SPACESHIP,
3818   EL_MOLE_DOWN,
3819   EL_INVISIBLE_STEELWALL,
3820   EL_INVISIBLE_WALL,
3821
3822   EL_EXPANDABLE_WALL,
3823   EL_EXPANDABLE_WALL_HORIZONTAL,
3824   EL_EXPANDABLE_WALL_VERTICAL,
3825   EL_EXPANDABLE_WALL_ANY,
3826 };
3827 static int *editor_hl_rnd_ptr = editor_hl_rnd;
3828 static int *editor_el_rnd_ptr = editor_el_rnd;
3829 static int num_editor_hl_rnd = SIZEOF_ARRAY_INT(editor_hl_rnd);
3830 static int num_editor_el_rnd = SIZEOF_ARRAY_INT(editor_el_rnd);
3831
3832 static int editor_hl_sokoban[] =
3833 {
3834   EL_INTERNAL_CASCADE_SB_ACTIVE,
3835   EL_CHAR('S'),
3836   EL_CHAR('B'),
3837   EL_EMPTY,
3838 };
3839
3840 static int editor_el_sokoban[] =
3841 {
3842   EL_SOKOBAN_OBJECT,
3843   EL_SOKOBAN_FIELD_EMPTY,
3844   EL_SOKOBAN_FIELD_FULL,
3845   EL_SOKOBAN_FIELD_PLAYER,
3846 };
3847 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3848 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3849 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3850 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3851
3852 static int editor_hl_supaplex[] =
3853 {
3854   EL_INTERNAL_CASCADE_SP_ACTIVE,
3855   EL_CHAR('S'),
3856   EL_CHAR('P'),
3857   EL_EMPTY,
3858 };
3859
3860 static int editor_el_supaplex[] =
3861 {
3862   EL_SP_MURPHY,
3863   EL_EMPTY,
3864   EL_SP_BASE,
3865   EL_SP_BUGGY_BASE,
3866
3867   EL_SP_INFOTRON,
3868   EL_SP_ZONK,
3869   EL_SP_SNIKSNAK,
3870   EL_SP_ELECTRON,
3871
3872   EL_SP_DISK_RED,
3873   EL_SP_DISK_ORANGE,
3874   EL_SP_DISK_YELLOW,
3875   EL_SP_TERMINAL,
3876
3877   EL_SP_EXIT_CLOSED,
3878   EL_SP_PORT_HORIZONTAL,
3879   EL_SP_PORT_VERTICAL,
3880   EL_SP_PORT_ANY,
3881
3882   EL_SP_PORT_LEFT,
3883   EL_SP_PORT_RIGHT,
3884   EL_SP_PORT_UP,
3885   EL_SP_PORT_DOWN,
3886
3887   EL_SP_GRAVITY_PORT_LEFT,
3888   EL_SP_GRAVITY_PORT_RIGHT,
3889   EL_SP_GRAVITY_PORT_UP,
3890   EL_SP_GRAVITY_PORT_DOWN,
3891
3892   EL_SP_GRAVITY_ON_PORT_LEFT,
3893   EL_SP_GRAVITY_ON_PORT_RIGHT,
3894   EL_SP_GRAVITY_ON_PORT_UP,
3895   EL_SP_GRAVITY_ON_PORT_DOWN,
3896
3897   EL_SP_GRAVITY_OFF_PORT_LEFT,
3898   EL_SP_GRAVITY_OFF_PORT_RIGHT,
3899   EL_SP_GRAVITY_OFF_PORT_UP,
3900   EL_SP_GRAVITY_OFF_PORT_DOWN,
3901
3902   EL_SP_HARDWARE_GRAY,
3903   EL_SP_HARDWARE_GREEN,
3904   EL_SP_HARDWARE_BLUE,
3905   EL_SP_HARDWARE_RED,
3906
3907   EL_SP_HARDWARE_BASE_1,
3908   EL_SP_HARDWARE_BASE_2,
3909   EL_SP_HARDWARE_BASE_3,
3910   EL_SP_HARDWARE_BASE_4,
3911
3912   EL_SP_HARDWARE_BASE_5,
3913   EL_SP_HARDWARE_BASE_6,
3914   EL_SP_HARDWARE_YELLOW,
3915   EL_SP_CHIP_TOP,
3916
3917   EL_SP_CHIP_SINGLE,
3918   EL_SP_CHIP_LEFT,
3919   EL_SP_CHIP_RIGHT,
3920   EL_SP_CHIP_BOTTOM,
3921 };
3922 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3923 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3924 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3925 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3926
3927 static int editor_hl_diamond_caves[] =
3928 {
3929   EL_INTERNAL_CASCADE_DC_ACTIVE,
3930   EL_CHAR('D'),
3931   EL_CHAR('C'),
3932   EL_CHAR('2'),
3933 };
3934
3935 static int editor_el_diamond_caves[] =
3936 {
3937   EL_PEARL,
3938   EL_CRYSTAL,
3939   EL_WALL_PEARL,
3940   EL_WALL_CRYSTAL,
3941
3942   EL_CONVEYOR_BELT_1_LEFT,
3943   EL_CONVEYOR_BELT_1_MIDDLE,
3944   EL_CONVEYOR_BELT_1_RIGHT,
3945   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3946
3947   EL_CONVEYOR_BELT_2_LEFT,
3948   EL_CONVEYOR_BELT_2_MIDDLE,
3949   EL_CONVEYOR_BELT_2_RIGHT,
3950   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3951
3952   EL_CONVEYOR_BELT_3_LEFT,
3953   EL_CONVEYOR_BELT_3_MIDDLE,
3954   EL_CONVEYOR_BELT_3_RIGHT,
3955   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3956
3957   EL_CONVEYOR_BELT_4_LEFT,
3958   EL_CONVEYOR_BELT_4_MIDDLE,
3959   EL_CONVEYOR_BELT_4_RIGHT,
3960   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3961
3962   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3963   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3964   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3965   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3966
3967   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3968   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3969   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3970   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3971
3972   EL_TIMEGATE_CLOSED,
3973   EL_TIMEGATE_OPEN,
3974   EL_TIMEGATE_SWITCH,
3975   EL_DC_TIMEGATE_SWITCH,
3976
3977   EL_SWITCHGATE_CLOSED,
3978   EL_SWITCHGATE_OPEN,
3979   EL_SWITCHGATE_SWITCH_UP,
3980   EL_SWITCHGATE_SWITCH_DOWN,
3981
3982   EL_LIGHT_SWITCH,
3983   EL_LIGHT_SWITCH_ACTIVE,
3984   EL_DC_SWITCHGATE_SWITCH_UP,
3985   EL_DC_SWITCHGATE_SWITCH_DOWN,
3986
3987   EL_STEEL_EXIT_CLOSED,
3988   EL_STEEL_EXIT_OPEN,
3989   EL_STEELWALL_SLIPPERY,
3990   EL_INVISIBLE_SAND,
3991
3992   EL_QUICKSAND_FAST_EMPTY,
3993   EL_QUICKSAND_FAST_FULL,
3994   EL_LANDMINE,
3995   EL_DC_LANDMINE,
3996
3997   EL_SHIELD_NORMAL,
3998   EL_SHIELD_DEADLY,
3999   EL_EXTRA_TIME,
4000   EL_DC_MAGIC_WALL,
4001
4002   EL_ENVELOPE_1,
4003   EL_ENVELOPE_2,
4004   EL_ENVELOPE_3,
4005   EL_ENVELOPE_4,
4006
4007   EL_SIGN_RADIOACTIVITY,
4008   EL_SIGN_WHEELCHAIR,
4009   EL_SIGN_PARKING,
4010   EL_SIGN_NO_ENTRY,
4011
4012   EL_SIGN_GIVE_WAY,
4013   EL_SIGN_ENTRY_FORBIDDEN,
4014   EL_SIGN_EMERGENCY_EXIT,
4015   EL_SIGN_YIN_YANG,
4016
4017 #if 0
4018   EL_SIGN_SPERMS,
4019   EL_SIGN_BULLET,
4020   EL_SIGN_HEART,
4021   EL_SIGN_CROSS,
4022
4023   EL_SIGN_FRANKIE,
4024   EL_EMPTY,
4025   EL_EMPTY,
4026   EL_EMPTY,
4027
4028   EL_SPERMS,
4029   EL_BULLET,
4030   EL_HEART,
4031   EL_CROSS,
4032
4033   EL_FRANKIE,
4034   EL_EMPTY,
4035   EL_EMPTY,
4036   EL_EMPTY,
4037 #endif
4038
4039   EL_DC_STEELWALL_2_SINGLE,
4040   EL_DC_STEELWALL_2_TOP,
4041   EL_SIGN_EXCLAMATION,
4042   EL_SIGN_STOP,
4043
4044   EL_DC_STEELWALL_2_LEFT,
4045   EL_DC_STEELWALL_2_MIDDLE,
4046   EL_DC_STEELWALL_2_HORIZONTAL,
4047   EL_DC_STEELWALL_2_RIGHT,
4048
4049   EL_DC_STEELWALL_1_TOPLEFT,
4050   EL_DC_STEELWALL_2_VERTICAL,
4051   EL_DC_STEELWALL_1_TOPRIGHT,
4052   EL_DC_GATE_WHITE,
4053
4054   EL_DC_STEELWALL_1_VERTICAL,
4055   EL_DC_STEELWALL_2_BOTTOM,
4056   EL_DC_KEY_WHITE,
4057   EL_DC_GATE_WHITE_GRAY,
4058
4059   EL_DC_STEELWALL_1_BOTTOMLEFT,
4060   EL_DC_STEELWALL_1_HORIZONTAL,
4061   EL_DC_STEELWALL_1_BOTTOMRIGHT,
4062   EL_DC_GATE_FAKE_GRAY,
4063
4064   EL_DC_STEELWALL_1_BOTTOMRIGHT_2,
4065   EL_DC_STEELWALL_1_BOTTOM,
4066   EL_DC_STEELWALL_1_BOTTOMLEFT_2,
4067   EL_EXPANDABLE_STEELWALL_HORIZONTAL,
4068
4069   EL_DC_STEELWALL_1_RIGHT,
4070   EL_EMPTY,
4071   EL_DC_STEELWALL_1_LEFT,
4072   EL_EXPANDABLE_STEELWALL_VERTICAL,
4073
4074   EL_DC_STEELWALL_1_TOPRIGHT_2,
4075   EL_DC_STEELWALL_1_TOP,
4076   EL_DC_STEELWALL_1_TOPLEFT_2,
4077   EL_EXPANDABLE_STEELWALL_ANY,
4078 };
4079 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
4080 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
4081 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
4082 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
4083
4084 static int editor_hl_dx_boulderdash[] =
4085 {
4086   EL_INTERNAL_CASCADE_DX_ACTIVE,
4087   EL_CHAR('D'),
4088   EL_CHAR('X'),
4089   EL_EMPTY,
4090 };
4091
4092 static int editor_el_dx_boulderdash[] =
4093 {
4094   EL_EMPTY,
4095   EL_TUBE_RIGHT_DOWN,
4096   EL_TUBE_HORIZONTAL_DOWN,
4097   EL_TUBE_LEFT_DOWN,
4098
4099   EL_TUBE_HORIZONTAL,
4100   EL_TUBE_VERTICAL_RIGHT,
4101   EL_TUBE_ANY,
4102   EL_TUBE_VERTICAL_LEFT,
4103
4104   EL_TUBE_VERTICAL,
4105   EL_TUBE_RIGHT_UP,
4106   EL_TUBE_HORIZONTAL_UP,
4107   EL_TUBE_LEFT_UP,
4108
4109   EL_TRAP,
4110   EL_DX_SUPABOMB,
4111   EL_EMPTY,
4112   EL_EMPTY
4113 };
4114 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
4115 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
4116 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
4117 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
4118
4119 static int editor_hl_chars[] =
4120 {
4121   EL_INTERNAL_CASCADE_CHARS_ACTIVE,
4122   EL_CHAR('T'),
4123   EL_CHAR('X'),
4124   EL_CHAR('T'),
4125 };
4126
4127 static int editor_el_chars[] =
4128 {
4129   EL_CHAR(' '),
4130   EL_CHAR('!'),
4131   EL_CHAR('"'),
4132   EL_CHAR('#'),
4133
4134   EL_CHAR('$'),
4135   EL_CHAR('%'),
4136   EL_CHAR('&'),
4137   EL_CHAR('\''),
4138
4139   EL_CHAR('('),
4140   EL_CHAR(')'),
4141   EL_CHAR('*'),
4142   EL_CHAR('+'),
4143
4144   EL_CHAR(','),
4145   EL_CHAR('-'),
4146   EL_CHAR('.'),
4147   EL_CHAR('/'),
4148
4149   EL_CHAR('0'),
4150   EL_CHAR('1'),
4151   EL_CHAR('2'),
4152   EL_CHAR('3'),
4153
4154   EL_CHAR('4'),
4155   EL_CHAR('5'),
4156   EL_CHAR('6'),
4157   EL_CHAR('7'),
4158
4159   EL_CHAR('8'),
4160   EL_CHAR('9'),
4161   EL_CHAR(':'),
4162   EL_CHAR(';'),
4163
4164   EL_CHAR('<'),
4165   EL_CHAR('='),
4166   EL_CHAR('>'),
4167   EL_CHAR('?'),
4168
4169   EL_CHAR('@'),
4170   EL_CHAR('A'),
4171   EL_CHAR('B'),
4172   EL_CHAR('C'),
4173
4174   EL_CHAR('D'),
4175   EL_CHAR('E'),
4176   EL_CHAR('F'),
4177   EL_CHAR('G'),
4178
4179   EL_CHAR('H'),
4180   EL_CHAR('I'),
4181   EL_CHAR('J'),
4182   EL_CHAR('K'),
4183
4184   EL_CHAR('L'),
4185   EL_CHAR('M'),
4186   EL_CHAR('N'),
4187   EL_CHAR('O'),
4188
4189   EL_CHAR('P'),
4190   EL_CHAR('Q'),
4191   EL_CHAR('R'),
4192   EL_CHAR('S'),
4193
4194   EL_CHAR('T'),
4195   EL_CHAR('U'),
4196   EL_CHAR('V'),
4197   EL_CHAR('W'),
4198
4199   EL_CHAR('X'),
4200   EL_CHAR('Y'),
4201   EL_CHAR('Z'),
4202   EL_CHAR('['),
4203
4204   EL_CHAR('\\'),
4205   EL_CHAR(']'),
4206   EL_CHAR('^'),
4207   EL_CHAR('_'),
4208
4209   EL_CHAR('©'),
4210   EL_CHAR('Ä'),
4211   EL_CHAR('Ö'),
4212   EL_CHAR('Ü'),
4213
4214   EL_CHAR('°'),
4215   EL_CHAR('®'),
4216   EL_CHAR(FONT_ASCII_CURSOR),
4217   EL_CHAR(FONT_ASCII_BUTTON),
4218
4219   EL_CHAR(FONT_ASCII_UP),
4220   EL_CHAR(FONT_ASCII_DOWN),
4221   EL_CHAR(' '),
4222   EL_CHAR(' ')
4223 };
4224 static int *editor_hl_chars_ptr = editor_hl_chars;
4225 static int *editor_el_chars_ptr = editor_el_chars;
4226 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
4227 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
4228
4229 static int editor_hl_steel_chars[] =
4230 {
4231   EL_INTERNAL_CASCADE_STEEL_CHARS_ACTIVE,
4232   EL_STEEL_CHAR('T'),
4233   EL_STEEL_CHAR('X'),
4234   EL_STEEL_CHAR('T'),
4235 };
4236
4237 static int editor_el_steel_chars[] =
4238 {
4239   EL_STEEL_CHAR(' '),
4240   EL_STEEL_CHAR('!'),
4241   EL_STEEL_CHAR('"'),
4242   EL_STEEL_CHAR('#'),
4243
4244   EL_STEEL_CHAR('$'),
4245   EL_STEEL_CHAR('%'),
4246   EL_STEEL_CHAR('&'),
4247   EL_STEEL_CHAR('\''),
4248
4249   EL_STEEL_CHAR('('),
4250   EL_STEEL_CHAR(')'),
4251   EL_STEEL_CHAR('*'),
4252   EL_STEEL_CHAR('+'),
4253
4254   EL_STEEL_CHAR(','),
4255   EL_STEEL_CHAR('-'),
4256   EL_STEEL_CHAR('.'),
4257   EL_STEEL_CHAR('/'),
4258
4259   EL_STEEL_CHAR('0'),
4260   EL_STEEL_CHAR('1'),
4261   EL_STEEL_CHAR('2'),
4262   EL_STEEL_CHAR('3'),
4263
4264   EL_STEEL_CHAR('4'),
4265   EL_STEEL_CHAR('5'),
4266   EL_STEEL_CHAR('6'),
4267   EL_STEEL_CHAR('7'),
4268
4269   EL_STEEL_CHAR('8'),
4270   EL_STEEL_CHAR('9'),
4271   EL_STEEL_CHAR(':'),
4272   EL_STEEL_CHAR(';'),
4273
4274   EL_STEEL_CHAR('<'),
4275   EL_STEEL_CHAR('='),
4276   EL_STEEL_CHAR('>'),
4277   EL_STEEL_CHAR('?'),
4278
4279   EL_STEEL_CHAR('@'),
4280   EL_STEEL_CHAR('A'),
4281   EL_STEEL_CHAR('B'),
4282   EL_STEEL_CHAR('C'),
4283
4284   EL_STEEL_CHAR('D'),
4285   EL_STEEL_CHAR('E'),
4286   EL_STEEL_CHAR('F'),
4287   EL_STEEL_CHAR('G'),
4288
4289   EL_STEEL_CHAR('H'),
4290   EL_STEEL_CHAR('I'),
4291   EL_STEEL_CHAR('J'),
4292   EL_STEEL_CHAR('K'),
4293
4294   EL_STEEL_CHAR('L'),
4295   EL_STEEL_CHAR('M'),
4296   EL_STEEL_CHAR('N'),
4297   EL_STEEL_CHAR('O'),
4298
4299   EL_STEEL_CHAR('P'),
4300   EL_STEEL_CHAR('Q'),
4301   EL_STEEL_CHAR('R'),
4302   EL_STEEL_CHAR('S'),
4303
4304   EL_STEEL_CHAR('T'),
4305   EL_STEEL_CHAR('U'),
4306   EL_STEEL_CHAR('V'),
4307   EL_STEEL_CHAR('W'),
4308
4309   EL_STEEL_CHAR('X'),
4310   EL_STEEL_CHAR('Y'),
4311   EL_STEEL_CHAR('Z'),
4312   EL_STEEL_CHAR('['),
4313
4314   EL_STEEL_CHAR('\\'),
4315   EL_STEEL_CHAR(']'),
4316   EL_STEEL_CHAR('^'),
4317   EL_STEEL_CHAR('_'),
4318
4319   EL_STEEL_CHAR('©'),
4320   EL_STEEL_CHAR('Ä'),
4321   EL_STEEL_CHAR('Ö'),
4322   EL_STEEL_CHAR('Ü'),
4323
4324   EL_STEEL_CHAR('°'),
4325   EL_STEEL_CHAR('®'),
4326   EL_STEEL_CHAR(FONT_ASCII_CURSOR),
4327   EL_STEEL_CHAR(FONT_ASCII_BUTTON),
4328
4329   EL_STEEL_CHAR(FONT_ASCII_UP),
4330   EL_STEEL_CHAR(FONT_ASCII_DOWN),
4331   EL_STEEL_CHAR(' '),
4332   EL_STEEL_CHAR(' ')
4333 };
4334 static int *editor_hl_steel_chars_ptr = editor_hl_steel_chars;
4335 static int *editor_el_steel_chars_ptr = editor_el_steel_chars;
4336 static int num_editor_hl_steel_chars = SIZEOF_ARRAY_INT(editor_hl_steel_chars);
4337 static int num_editor_el_steel_chars = SIZEOF_ARRAY_INT(editor_el_steel_chars);
4338
4339 static int editor_hl_custom[] =
4340 {
4341   EL_INTERNAL_CASCADE_CE_ACTIVE,
4342   EL_CHAR('C'),
4343   EL_CHAR('E'),
4344   EL_EMPTY,
4345 };
4346
4347 static int editor_el_custom[] =
4348 {
4349   EL_CUSTOM_START + 0,
4350   EL_CUSTOM_START + 1,
4351   EL_CUSTOM_START + 2,
4352   EL_CUSTOM_START + 3,
4353
4354   EL_CUSTOM_START + 4,
4355   EL_CUSTOM_START + 5,
4356   EL_CUSTOM_START + 6,
4357   EL_CUSTOM_START + 7,
4358
4359   EL_CUSTOM_START + 8,
4360   EL_CUSTOM_START + 9,
4361   EL_CUSTOM_START + 10,
4362   EL_CUSTOM_START + 11,
4363
4364   EL_CUSTOM_START + 12,
4365   EL_CUSTOM_START + 13,
4366   EL_CUSTOM_START + 14,
4367   EL_CUSTOM_START + 15,
4368
4369   EL_CUSTOM_START + 16,
4370   EL_CUSTOM_START + 17,
4371   EL_CUSTOM_START + 18,
4372   EL_CUSTOM_START + 19,
4373
4374   EL_CUSTOM_START + 20,
4375   EL_CUSTOM_START + 21,
4376   EL_CUSTOM_START + 22,
4377   EL_CUSTOM_START + 23,
4378
4379   EL_CUSTOM_START + 24,
4380   EL_CUSTOM_START + 25,
4381   EL_CUSTOM_START + 26,
4382   EL_CUSTOM_START + 27,
4383
4384   EL_CUSTOM_START + 28,
4385   EL_CUSTOM_START + 29,
4386   EL_CUSTOM_START + 30,
4387   EL_CUSTOM_START + 31,
4388
4389   EL_CUSTOM_START + 32,
4390   EL_CUSTOM_START + 33,
4391   EL_CUSTOM_START + 34,
4392   EL_CUSTOM_START + 35,
4393
4394   EL_CUSTOM_START + 36,
4395   EL_CUSTOM_START + 37,
4396   EL_CUSTOM_START + 38,
4397   EL_CUSTOM_START + 39,
4398
4399   EL_CUSTOM_START + 40,
4400   EL_CUSTOM_START + 41,
4401   EL_CUSTOM_START + 42,
4402   EL_CUSTOM_START + 43,
4403
4404   EL_CUSTOM_START + 44,
4405   EL_CUSTOM_START + 45,
4406   EL_CUSTOM_START + 46,
4407   EL_CUSTOM_START + 47,
4408
4409   EL_CUSTOM_START + 48,
4410   EL_CUSTOM_START + 49,
4411   EL_CUSTOM_START + 50,
4412   EL_CUSTOM_START + 51,
4413
4414   EL_CUSTOM_START + 52,
4415   EL_CUSTOM_START + 53,
4416   EL_CUSTOM_START + 54,
4417   EL_CUSTOM_START + 55,
4418
4419   EL_CUSTOM_START + 56,
4420   EL_CUSTOM_START + 57,
4421   EL_CUSTOM_START + 58,
4422   EL_CUSTOM_START + 59,
4423
4424   EL_CUSTOM_START + 60,
4425   EL_CUSTOM_START + 61,
4426   EL_CUSTOM_START + 62,
4427   EL_CUSTOM_START + 63,
4428
4429   EL_CUSTOM_START + 64,
4430   EL_CUSTOM_START + 65,
4431   EL_CUSTOM_START + 66,
4432   EL_CUSTOM_START + 67,
4433
4434   EL_CUSTOM_START + 68,
4435   EL_CUSTOM_START + 69,
4436   EL_CUSTOM_START + 70,
4437   EL_CUSTOM_START + 71,
4438
4439   EL_CUSTOM_START + 72,
4440   EL_CUSTOM_START + 73,
4441   EL_CUSTOM_START + 74,
4442   EL_CUSTOM_START + 75,
4443
4444   EL_CUSTOM_START + 76,
4445   EL_CUSTOM_START + 77,
4446   EL_CUSTOM_START + 78,
4447   EL_CUSTOM_START + 79,
4448
4449   EL_CUSTOM_START + 80,
4450   EL_CUSTOM_START + 81,
4451   EL_CUSTOM_START + 82,
4452   EL_CUSTOM_START + 83,
4453
4454   EL_CUSTOM_START + 84,
4455   EL_CUSTOM_START + 85,
4456   EL_CUSTOM_START + 86,
4457   EL_CUSTOM_START + 87,
4458
4459   EL_CUSTOM_START + 88,
4460   EL_CUSTOM_START + 89,
4461   EL_CUSTOM_START + 90,
4462   EL_CUSTOM_START + 91,
4463
4464   EL_CUSTOM_START + 92,
4465   EL_CUSTOM_START + 93,
4466   EL_CUSTOM_START + 94,
4467   EL_CUSTOM_START + 95,
4468
4469   EL_CUSTOM_START + 96,
4470   EL_CUSTOM_START + 97,
4471   EL_CUSTOM_START + 98,
4472   EL_CUSTOM_START + 99,
4473
4474   EL_CUSTOM_START + 100,
4475   EL_CUSTOM_START + 101,
4476   EL_CUSTOM_START + 102,
4477   EL_CUSTOM_START + 103,
4478
4479   EL_CUSTOM_START + 104,
4480   EL_CUSTOM_START + 105,
4481   EL_CUSTOM_START + 106,
4482   EL_CUSTOM_START + 107,
4483
4484   EL_CUSTOM_START + 108,
4485   EL_CUSTOM_START + 109,
4486   EL_CUSTOM_START + 110,
4487   EL_CUSTOM_START + 111,
4488
4489   EL_CUSTOM_START + 112,
4490   EL_CUSTOM_START + 113,
4491   EL_CUSTOM_START + 114,
4492   EL_CUSTOM_START + 115,
4493
4494   EL_CUSTOM_START + 116,
4495   EL_CUSTOM_START + 117,
4496   EL_CUSTOM_START + 118,
4497   EL_CUSTOM_START + 119,
4498
4499   EL_CUSTOM_START + 120,
4500   EL_CUSTOM_START + 121,
4501   EL_CUSTOM_START + 122,
4502   EL_CUSTOM_START + 123,
4503
4504   EL_CUSTOM_START + 124,
4505   EL_CUSTOM_START + 125,
4506   EL_CUSTOM_START + 126,
4507   EL_CUSTOM_START + 127,
4508
4509   EL_CUSTOM_START + 128,
4510   EL_CUSTOM_START + 129,
4511   EL_CUSTOM_START + 130,
4512   EL_CUSTOM_START + 131,
4513
4514   EL_CUSTOM_START + 132,
4515   EL_CUSTOM_START + 133,
4516   EL_CUSTOM_START + 134,
4517   EL_CUSTOM_START + 135,
4518
4519   EL_CUSTOM_START + 136,
4520   EL_CUSTOM_START + 137,
4521   EL_CUSTOM_START + 138,
4522   EL_CUSTOM_START + 139,
4523
4524   EL_CUSTOM_START + 140,
4525   EL_CUSTOM_START + 141,
4526   EL_CUSTOM_START + 142,
4527   EL_CUSTOM_START + 143,
4528
4529   EL_CUSTOM_START + 144,
4530   EL_CUSTOM_START + 145,
4531   EL_CUSTOM_START + 146,
4532   EL_CUSTOM_START + 147,
4533
4534   EL_CUSTOM_START + 148,
4535   EL_CUSTOM_START + 149,
4536   EL_CUSTOM_START + 150,
4537   EL_CUSTOM_START + 151,
4538
4539   EL_CUSTOM_START + 152,
4540   EL_CUSTOM_START + 153,
4541   EL_CUSTOM_START + 154,
4542   EL_CUSTOM_START + 155,
4543
4544   EL_CUSTOM_START + 156,
4545   EL_CUSTOM_START + 157,
4546   EL_CUSTOM_START + 158,
4547   EL_CUSTOM_START + 159,
4548
4549   EL_CUSTOM_START + 160,
4550   EL_CUSTOM_START + 161,
4551   EL_CUSTOM_START + 162,
4552   EL_CUSTOM_START + 163,
4553
4554   EL_CUSTOM_START + 164,
4555   EL_CUSTOM_START + 165,
4556   EL_CUSTOM_START + 166,
4557   EL_CUSTOM_START + 167,
4558
4559   EL_CUSTOM_START + 168,
4560   EL_CUSTOM_START + 169,
4561   EL_CUSTOM_START + 170,
4562   EL_CUSTOM_START + 171,
4563
4564   EL_CUSTOM_START + 172,
4565   EL_CUSTOM_START + 173,
4566   EL_CUSTOM_START + 174,
4567   EL_CUSTOM_START + 175,
4568
4569   EL_CUSTOM_START + 176,
4570   EL_CUSTOM_START + 177,
4571   EL_CUSTOM_START + 178,
4572   EL_CUSTOM_START + 179,
4573
4574   EL_CUSTOM_START + 180,
4575   EL_CUSTOM_START + 181,
4576   EL_CUSTOM_START + 182,
4577   EL_CUSTOM_START + 183,
4578
4579   EL_CUSTOM_START + 184,
4580   EL_CUSTOM_START + 185,
4581   EL_CUSTOM_START + 186,
4582   EL_CUSTOM_START + 187,
4583
4584   EL_CUSTOM_START + 188,
4585   EL_CUSTOM_START + 189,
4586   EL_CUSTOM_START + 190,
4587   EL_CUSTOM_START + 191,
4588
4589   EL_CUSTOM_START + 192,
4590   EL_CUSTOM_START + 193,
4591   EL_CUSTOM_START + 194,
4592   EL_CUSTOM_START + 195,
4593
4594   EL_CUSTOM_START + 196,
4595   EL_CUSTOM_START + 197,
4596   EL_CUSTOM_START + 198,
4597   EL_CUSTOM_START + 199,
4598
4599   EL_CUSTOM_START + 200,
4600   EL_CUSTOM_START + 201,
4601   EL_CUSTOM_START + 202,
4602   EL_CUSTOM_START + 203,
4603
4604   EL_CUSTOM_START + 204,
4605   EL_CUSTOM_START + 205,
4606   EL_CUSTOM_START + 206,
4607   EL_CUSTOM_START + 207,
4608
4609   EL_CUSTOM_START + 208,
4610   EL_CUSTOM_START + 209,
4611   EL_CUSTOM_START + 210,
4612   EL_CUSTOM_START + 211,
4613
4614   EL_CUSTOM_START + 212,
4615   EL_CUSTOM_START + 213,
4616   EL_CUSTOM_START + 214,
4617   EL_CUSTOM_START + 215,
4618
4619   EL_CUSTOM_START + 216,
4620   EL_CUSTOM_START + 217,
4621   EL_CUSTOM_START + 218,
4622   EL_CUSTOM_START + 219,
4623
4624   EL_CUSTOM_START + 220,
4625   EL_CUSTOM_START + 221,
4626   EL_CUSTOM_START + 222,
4627   EL_CUSTOM_START + 223,
4628
4629   EL_CUSTOM_START + 224,
4630   EL_CUSTOM_START + 225,
4631   EL_CUSTOM_START + 226,
4632   EL_CUSTOM_START + 227,
4633
4634   EL_CUSTOM_START + 228,
4635   EL_CUSTOM_START + 229,
4636   EL_CUSTOM_START + 230,
4637   EL_CUSTOM_START + 231,
4638
4639   EL_CUSTOM_START + 232,
4640   EL_CUSTOM_START + 233,
4641   EL_CUSTOM_START + 234,
4642   EL_CUSTOM_START + 235,
4643
4644   EL_CUSTOM_START + 236,
4645   EL_CUSTOM_START + 237,
4646   EL_CUSTOM_START + 238,
4647   EL_CUSTOM_START + 239,
4648
4649   EL_CUSTOM_START + 240,
4650   EL_CUSTOM_START + 241,
4651   EL_CUSTOM_START + 242,
4652   EL_CUSTOM_START + 243,
4653
4654   EL_CUSTOM_START + 244,
4655   EL_CUSTOM_START + 245,
4656   EL_CUSTOM_START + 246,
4657   EL_CUSTOM_START + 247,
4658
4659   EL_CUSTOM_START + 248,
4660   EL_CUSTOM_START + 249,
4661   EL_CUSTOM_START + 250,
4662   EL_CUSTOM_START + 251,
4663
4664   EL_CUSTOM_START + 252,
4665   EL_CUSTOM_START + 253,
4666   EL_CUSTOM_START + 254,
4667   EL_CUSTOM_START + 255
4668 };
4669 static int *editor_hl_custom_ptr = editor_hl_custom;
4670 static int *editor_el_custom_ptr = editor_el_custom;
4671 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
4672 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
4673
4674 static int editor_hl_group[] =
4675 {
4676   EL_INTERNAL_CASCADE_GE_ACTIVE,
4677   EL_CHAR('G'),
4678   EL_CHAR('E'),
4679   EL_EMPTY,
4680 };
4681
4682 static int editor_el_group[] =
4683 {
4684   EL_GROUP_START + 0,
4685   EL_GROUP_START + 1,
4686   EL_GROUP_START + 2,
4687   EL_GROUP_START + 3,
4688
4689   EL_GROUP_START + 4,
4690   EL_GROUP_START + 5,
4691   EL_GROUP_START + 6,
4692   EL_GROUP_START + 7,
4693
4694   EL_GROUP_START + 8,
4695   EL_GROUP_START + 9,
4696   EL_GROUP_START + 10,
4697   EL_GROUP_START + 11,
4698
4699   EL_GROUP_START + 12,
4700   EL_GROUP_START + 13,
4701   EL_GROUP_START + 14,
4702   EL_GROUP_START + 15,
4703
4704   EL_GROUP_START + 16,
4705   EL_GROUP_START + 17,
4706   EL_GROUP_START + 18,
4707   EL_GROUP_START + 19,
4708
4709   EL_GROUP_START + 20,
4710   EL_GROUP_START + 21,
4711   EL_GROUP_START + 22,
4712   EL_GROUP_START + 23,
4713
4714   EL_GROUP_START + 24,
4715   EL_GROUP_START + 25,
4716   EL_GROUP_START + 26,
4717   EL_GROUP_START + 27,
4718
4719   EL_GROUP_START + 28,
4720   EL_GROUP_START + 29,
4721   EL_GROUP_START + 30,
4722   EL_GROUP_START + 31
4723 };
4724 static int *editor_hl_group_ptr = editor_hl_group;
4725 static int *editor_el_group_ptr = editor_el_group;
4726 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
4727 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
4728
4729 static int editor_hl_reference[] =
4730 {
4731   EL_INTERNAL_CASCADE_REF_ACTIVE,
4732   EL_CHAR('R'),
4733   EL_CHAR('E'),
4734   EL_CHAR('F')
4735 };
4736
4737 static int editor_el_reference[] =
4738 {
4739   EL_TRIGGER_PLAYER,
4740   EL_TRIGGER_ELEMENT,
4741   EL_TRIGGER_CE_VALUE,
4742   EL_TRIGGER_CE_SCORE,
4743
4744   EL_SELF,
4745   EL_ANY_ELEMENT,
4746   EL_CURRENT_CE_VALUE,
4747   EL_CURRENT_CE_SCORE,
4748
4749   EL_PREV_CE_8,
4750   EL_PREV_CE_7,
4751   EL_PREV_CE_6,
4752   EL_PREV_CE_5,
4753
4754   EL_PREV_CE_4,
4755   EL_PREV_CE_3,
4756   EL_PREV_CE_2,
4757   EL_PREV_CE_1,
4758
4759   EL_NEXT_CE_1,
4760   EL_NEXT_CE_2,
4761   EL_NEXT_CE_3,
4762   EL_NEXT_CE_4,
4763
4764   EL_NEXT_CE_5,
4765   EL_NEXT_CE_6,
4766   EL_NEXT_CE_7,
4767   EL_NEXT_CE_8,
4768 };
4769 static int *editor_hl_reference_ptr = editor_hl_reference;
4770 static int *editor_el_reference_ptr = editor_el_reference;
4771 static int num_editor_hl_reference = SIZEOF_ARRAY_INT(editor_hl_reference);
4772 static int num_editor_el_reference = SIZEOF_ARRAY_INT(editor_el_reference);
4773
4774 static int editor_hl_user_defined[] =
4775 {
4776   EL_INTERNAL_CASCADE_USER_ACTIVE,
4777   EL_CHAR('M'),
4778   EL_CHAR('Y'),
4779   EL_EMPTY,
4780 };
4781
4782 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
4783 static int *editor_el_user_defined_ptr = NULL;
4784 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
4785 static int num_editor_el_user_defined = 0;
4786
4787 static int editor_hl_dynamic[] =
4788 {
4789   EL_INTERNAL_CASCADE_DYNAMIC_ACTIVE,
4790   EL_CHAR('U'),
4791   EL_CHAR('S'),
4792   EL_CHAR('E'),
4793 };
4794
4795 static int *editor_hl_dynamic_ptr = editor_hl_dynamic;
4796 static int *editor_el_dynamic_ptr = NULL;
4797 static int num_editor_hl_dynamic = SIZEOF_ARRAY_INT(editor_hl_dynamic);
4798 static int num_editor_el_dynamic = 0;
4799
4800 static int editor_hl_empty[] = { };
4801 #if 1
4802 static int *editor_el_empty = NULL;     /* dynamically allocated */
4803 #else
4804 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
4805 #endif
4806
4807 static int *editor_hl_empty_ptr = editor_hl_empty;
4808 #if 1
4809 static int *editor_el_empty_ptr = NULL;
4810 #else
4811 static int *editor_el_empty_ptr = editor_el_empty;
4812 #endif
4813 static int num_editor_hl_empty = 0;
4814 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
4815
4816 static boolean use_el_empty = FALSE;
4817
4818 static int *editor_elements = NULL;     /* dynamically allocated */
4819 static int num_editor_elements = 0;     /* dynamically determined */
4820
4821 static boolean setup_editor_show_always = TRUE;
4822 static boolean setup_editor_cascade_never = FALSE;
4823
4824 static int editor_hl_unused[] = { EL_EMPTY };
4825 static int *editor_hl_unused_ptr = editor_hl_unused;
4826 static int num_editor_hl_unused = 0;
4827
4828 static struct
4829 {
4830   boolean *setup_value;
4831   boolean *setup_cascade_value;
4832
4833   int **headline_list;
4834   int *headline_list_size;
4835
4836   int **element_list;
4837   int *element_list_size;
4838
4839   boolean last_setup_value;
4840 }
4841 editor_elements_info[] =
4842 {
4843   {
4844     &setup_editor_show_always,
4845     &setup_editor_cascade_never,
4846     &editor_hl_unused_ptr,              &num_editor_hl_unused,
4847     &editor_el_players_ptr,             &num_editor_el_players
4848   },
4849   {
4850     &setup.editor.el_boulderdash,
4851     &setup.editor_cascade.el_bd,
4852     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
4853     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
4854   },
4855   {
4856     &setup.editor.el_emerald_mine,
4857     &setup.editor_cascade.el_em,
4858     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
4859     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
4860   },
4861   {
4862     &setup.editor.el_emerald_mine_club,
4863     &setup.editor_cascade.el_emc,
4864     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
4865     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
4866   },
4867   {
4868     &setup.editor.el_more,
4869     &setup.editor_cascade.el_rnd,
4870     &editor_hl_rnd_ptr,                 &num_editor_hl_rnd,
4871     &editor_el_rnd_ptr,                 &num_editor_el_rnd
4872   },
4873   {
4874     &setup.editor.el_sokoban,
4875     &setup.editor_cascade.el_sb,
4876     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
4877     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
4878   },
4879   {
4880     &setup.editor.el_supaplex,
4881     &setup.editor_cascade.el_sp,
4882     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
4883     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
4884   },
4885   {
4886     &setup.editor.el_diamond_caves,
4887     &setup.editor_cascade.el_dc,
4888     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
4889     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
4890   },
4891   {
4892     &setup.editor.el_dx_boulderdash,
4893     &setup.editor_cascade.el_dx,
4894     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
4895     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
4896   },
4897   {
4898     &setup.editor.el_chars,
4899     &setup.editor_cascade.el_chars,
4900     &editor_hl_chars_ptr,               &num_editor_hl_chars,
4901     &editor_el_chars_ptr,               &num_editor_el_chars
4902   },
4903   {
4904     &setup.editor.el_steel_chars,
4905     &setup.editor_cascade.el_steel_chars,
4906     &editor_hl_steel_chars_ptr,         &num_editor_hl_steel_chars,
4907     &editor_el_steel_chars_ptr,         &num_editor_el_steel_chars
4908   },
4909   {
4910     &setup.editor.el_custom,
4911     &setup.editor_cascade.el_ce,
4912     &editor_hl_custom_ptr,              &num_editor_hl_custom,
4913     &editor_el_custom_ptr,              &num_editor_el_custom
4914   },
4915   {
4916     &setup.editor.el_custom,
4917     &setup.editor_cascade.el_ge,
4918     &editor_hl_group_ptr,               &num_editor_hl_group,
4919     &editor_el_group_ptr,               &num_editor_el_group
4920   },
4921   {
4922     &setup.editor.el_custom,
4923     &setup.editor_cascade.el_ref,
4924     &editor_hl_reference_ptr,           &num_editor_hl_reference,
4925     &editor_el_reference_ptr,           &num_editor_el_reference
4926   },
4927   {
4928     &setup.editor.el_user_defined,
4929     &setup.editor_cascade.el_user,
4930     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
4931     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
4932   },
4933   {
4934     &setup.editor.el_dynamic,
4935     &setup.editor_cascade.el_dynamic,
4936     &editor_hl_dynamic_ptr,             &num_editor_hl_dynamic,
4937     &editor_el_dynamic_ptr,             &num_editor_el_dynamic,
4938   },
4939   {
4940     &use_el_empty,
4941     &use_el_empty,
4942     &editor_hl_empty_ptr,               &num_editor_hl_empty,
4943     &editor_el_empty_ptr,               &num_editor_el_empty,
4944   },
4945   {
4946     NULL,
4947     NULL,
4948     NULL,                               NULL,
4949     NULL,                               NULL
4950   }
4951 };
4952
4953
4954 /*
4955   -----------------------------------------------------------------------------
4956   functions
4957   -----------------------------------------------------------------------------
4958 */
4959
4960 static int getMaxInfoTextLength()
4961 {
4962   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4963 }
4964
4965 static int getTextWidthForGadget(char *text)
4966 {
4967   if (text == NULL)
4968     return 0;
4969
4970   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4971 }
4972
4973 static int getTextWidthForDrawingArea(char *text)
4974 {
4975   if (text == NULL)
4976     return 0;
4977
4978   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4979 }
4980
4981 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4982 {
4983   return (gi->x + gi->width + getTextWidthForGadget(text));
4984 }
4985
4986 static char *getElementInfoText(int element)
4987 {
4988   char *info_text = NULL;
4989
4990   if (element < MAX_NUM_ELEMENTS)
4991   {
4992     if (strlen(element_info[element].description) > 0)
4993       info_text = element_info[element].description;
4994     else if (element_info[element].custom_description != NULL)
4995       info_text = element_info[element].custom_description;
4996     else if (element_info[element].editor_description != NULL)
4997       info_text = element_info[element].editor_description;
4998   }
4999
5000   if (info_text == NULL)
5001     info_text = INFOTEXT_UNKNOWN_ELEMENT;
5002
5003   return info_text;
5004 }
5005
5006 char *getElementDescriptionFilename(int element)
5007 {
5008   char *docs_dir = options.docs_directory;
5009   char *elements_subdir = "elements";
5010   static char *filename = NULL;
5011   char basename[MAX_FILENAME_LEN];
5012
5013   checked_free(filename);
5014
5015   /* 1st try: look for element description file for exactly this element */
5016   sprintf(basename, "%s.txt", element_info[element].token_name);
5017   filename = getPath3(docs_dir, elements_subdir, basename);
5018   if (fileExists(filename))
5019     return filename;
5020
5021   free(filename);
5022
5023   /* 2nd try: look for element description file for this element's class */
5024   sprintf(basename, "%s.txt", element_info[element].class_name);
5025   filename = getPath3(docs_dir, elements_subdir, basename);
5026   if (fileExists(filename))
5027     return filename;
5028
5029   return NULL;
5030 }
5031
5032 static void InitDynamicEditorElementList(int **elements, int *num_elements)
5033 {
5034   boolean element_found[NUM_FILE_ELEMENTS];
5035   int i, x, y;
5036
5037   /* initialize list of used elements to "not used" */
5038   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5039     element_found[i] = FALSE;
5040
5041   /* find all elements used in current level */
5042   for (y = 0; y < lev_fieldy; y++)
5043     for (x = 0; x < lev_fieldx; x++)
5044       if (Feld[x][y] < NUM_FILE_ELEMENTS)       /* should always be true */
5045         element_found[Feld[x][y]] = TRUE;
5046
5047   *num_elements = 0;
5048
5049   /* count number of elements used in current level */
5050   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5051     if (element_found[i])
5052       (*num_elements)++;
5053
5054   /* add space for up to 3 more elements for padding that may be needed */
5055   *num_elements += 3;
5056
5057   /* free memory for old list of elements, if needed */
5058   checked_free(*elements);
5059
5060   /* allocate memory for new list of elements */
5061   *elements = checked_malloc(*num_elements * sizeof(int));
5062
5063   *num_elements = 0;
5064
5065   /* add all elements used in current level (non-custom/group elements) */
5066   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5067     if (element_found[i] && !(IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
5068       (*elements)[(*num_elements)++] = i;
5069
5070   /* add all elements used in current level (custom/group elements) */
5071   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5072     if (element_found[i] && (IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
5073       (*elements)[(*num_elements)++] = i;
5074
5075   while (*num_elements % 4)     /* pad with empty elements, if needed */
5076     (*elements)[(*num_elements)++] = EL_EMPTY;
5077 }
5078
5079 static void ReinitializeElementList()
5080 {
5081   static boolean initialization_needed = TRUE;
5082   int pos = 0;
5083   int i, j;
5084
5085   if (initialization_needed)
5086   {
5087     LoadSetup_EditorCascade();          /* load last editor cascade state */
5088
5089     /* initialize editor cascade element from saved cascade state */
5090     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5091     {
5092       int *cascade_element = &(*editor_elements_info[i].headline_list)[0];
5093       boolean cascade_value = *editor_elements_info[i].setup_cascade_value;
5094
5095       if (IS_EDITOR_CASCADE(*cascade_element))
5096         *cascade_element =
5097           (cascade_value ? EL_CASCADE_ACTIVE(*cascade_element) :
5098            EL_CASCADE_INACTIVE(*cascade_element));
5099     }
5100
5101     initialization_needed = FALSE;
5102   }
5103
5104   checked_free(editor_elements);
5105
5106   /* reload optional user defined element list for each invocation of editor */
5107   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
5108                                    &num_editor_el_user_defined);
5109
5110   /* initialize dynamic level element list for each invocation of editor */
5111   InitDynamicEditorElementList(&editor_el_dynamic_ptr,
5112                                &num_editor_el_dynamic);
5113
5114   /* initialize list of empty elements (used for padding, if needed) */
5115   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5116     editor_el_empty[i] = EL_EMPTY;
5117
5118   /* do some sanity checks for each element from element list */
5119   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5120   {
5121     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5122     {
5123       int element = (*editor_elements_info[i].element_list)[j];
5124
5125       if (element >= NUM_FILE_ELEMENTS)
5126         Error(ERR_WARN, "editor element %d is runtime element", element);
5127
5128       if (strEqual(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT))
5129         Error(ERR_WARN, "no element description for element %d", element);
5130     }
5131   }
5132
5133   num_editor_elements = 0;
5134   use_el_empty = FALSE;
5135
5136   /* determine size of element list */
5137   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5138   {
5139     boolean found_inactive_cascade = FALSE;
5140
5141     if (*editor_elements_info[i].setup_value)
5142     {
5143       if (setup.editor.el_headlines)
5144       {
5145         num_editor_elements += *editor_elements_info[i].headline_list_size;
5146
5147         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5148         {
5149           int element = (*editor_elements_info[i].headline_list)[j];
5150
5151           if (IS_EDITOR_CASCADE_INACTIVE(element))
5152             found_inactive_cascade = TRUE;
5153         }
5154       }
5155
5156       if (found_inactive_cascade)
5157         continue;
5158
5159       num_editor_elements += *editor_elements_info[i].element_list_size;
5160     }
5161   }
5162
5163   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
5164   {
5165     /* offer at least as many elements as element buttons exist */
5166     use_el_empty = TRUE;
5167     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
5168
5169     num_editor_elements += num_editor_el_empty;
5170   }
5171
5172   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
5173
5174   /* fill element list */
5175   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5176   {
5177     boolean found_inactive_cascade = FALSE;
5178
5179     if (*editor_elements_info[i].setup_value)
5180     {
5181       if (setup.editor.el_headlines)
5182       {
5183         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5184         {
5185           int element = (*editor_elements_info[i].headline_list)[j];
5186
5187           editor_elements[pos++] = element;
5188
5189           if (IS_EDITOR_CASCADE_INACTIVE(element))
5190             found_inactive_cascade = TRUE;
5191         }
5192       }
5193
5194       if (found_inactive_cascade)
5195         continue;
5196
5197       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5198         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
5199     }
5200   }
5201
5202   /* (this function is also called before editor gadgets are initialized!) */
5203   AdjustElementListScrollbar();
5204 }
5205
5206 void PrintEditorElementList()
5207 {
5208   boolean *stop = &setup.editor.el_user_defined;
5209   int i, j;
5210
5211   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
5212   {
5213     int cascade_element = (*editor_elements_info[i].headline_list)[0];
5214
5215     if (IS_EDITOR_CASCADE(cascade_element))
5216     {
5217       int cascade_element_show = EL_CASCADE_INACTIVE(cascade_element);
5218       char *headline = element_info[cascade_element_show].editor_description;
5219
5220       printf_line_with_prefix("# ", "-", 77);
5221       printf("# %s\n", headline);
5222       printf_line_with_prefix("# ", "-", 77);
5223     }
5224
5225     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5226     {
5227       int element = (*editor_elements_info[i].headline_list)[j];
5228
5229       if (IS_EDITOR_CASCADE(element))
5230         element = EL_CHAR_MINUS;
5231
5232       printf("# %s\n", element_info[element].token_name);
5233     }
5234
5235     if (j > 0)
5236       printf("#\n");
5237
5238     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5239     {
5240       int element = (*editor_elements_info[i].element_list)[j];
5241
5242       printf("# %s\n", element_info[element].token_name);
5243     }
5244
5245     if (j > 0)
5246       printf("#\n");
5247   }
5248 }
5249
5250 static void ReinitializeElementListButtons()
5251 {
5252   static boolean last_setup_value_headlines = FALSE;
5253   static boolean initialization_needed = TRUE;
5254   int i;
5255
5256   if (!initialization_needed)   /* check if editor element setup has changed */
5257   {
5258     if (last_setup_value_headlines != setup.editor.el_headlines)
5259       initialization_needed = TRUE;
5260
5261     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5262       if (editor_elements_info[i].last_setup_value !=
5263           *editor_elements_info[i].setup_value)
5264         initialization_needed = TRUE;
5265   }
5266
5267   if (!initialization_needed)
5268     return;
5269
5270   FreeLevelEditorGadgets();
5271   CreateLevelEditorGadgets();
5272
5273   /* store current setup values for next invocation of this function */
5274   last_setup_value_headlines = setup.editor.el_headlines;
5275   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5276     editor_elements_info[i].last_setup_value =
5277       *editor_elements_info[i].setup_value;
5278
5279   initialization_needed = FALSE;
5280 }
5281
5282 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
5283                               boolean input)
5284 {
5285   int border_graphic =
5286     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
5287   Bitmap *src_bitmap;
5288   int src_x, src_y;
5289   int bx = (input ? 4 : 8);
5290   int by = (input ? 4 : 8);
5291   int bx2 = TILEX - bx;
5292   int by2 = TILEY - by;
5293   int i;
5294
5295   getFixedGraphicSource(border_graphic, 0, &src_bitmap, &src_x, &src_y);
5296
5297   BlitBitmap(src_bitmap, drawto, src_x, src_y,
5298              bx, by, dest_x - bx, dest_y - by);
5299   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y,
5300              bx, by, dest_x + width, dest_y - by);
5301   BlitBitmap(src_bitmap, drawto, src_x, src_y + by2,
5302              bx, by, dest_x - bx, dest_y + height);
5303   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by2,
5304              bx, by, dest_x + width, dest_y + height);
5305
5306   for (i = 0; i < width / MINI_TILEX; i++)
5307   {
5308     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y, MINI_TILEX, by,
5309                dest_x + i * MINI_TILEX, dest_y - by);
5310     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y + by2, MINI_TILEX, by,
5311                dest_x + i * MINI_TILEX, dest_y + height);
5312   }
5313
5314   for (i = 0; i < height / MINI_TILEY; i++)
5315   {
5316     BlitBitmap(src_bitmap, drawto, src_x, src_y + by, bx, MINI_TILEY,
5317                dest_x - bx, dest_y + i * MINI_TILEY);
5318     BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by, bx, MINI_TILEY,
5319                dest_x + width, dest_y + i * MINI_TILEY);
5320   }
5321
5322   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
5323 }
5324
5325 static void DrawDrawingArea(int id)
5326 {
5327   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5328   int x, y;
5329
5330   int *value = drawingarea_info[id].value;
5331   int area_xsize = drawingarea_info[id].area_xsize;
5332   int area_ysize = drawingarea_info[id].area_ysize;
5333
5334   for (x = 0; x < area_xsize; x++)
5335     for (y = 0; y < area_ysize; y++)
5336       DrawMiniGraphicExt(drawto,
5337                          gi->x + x * MINI_TILEX,
5338                          gi->y + y * MINI_TILEY,
5339                          el2edimg(value[x * area_ysize + y]));
5340 }
5341
5342 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
5343 {
5344   int x, y;
5345   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
5346   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
5347
5348   BlitBitmap(drawto, drawto,
5349              SX + (dx == -1 ? MINI_TILEX : 0),
5350              SY + (dy == -1 ? MINI_TILEY : 0),
5351              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5352              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5353              SX + (dx == +1 ? MINI_TILEX : 0),
5354              SY + (dy == +1 ? MINI_TILEY : 0));
5355
5356   if (dx)
5357   {
5358     x = (dx == 1 ? 0 : ed_fieldx - 1);
5359     for (y = 0; y < ed_fieldy; y++)
5360       DrawMiniElementOrWall(x, y, from_x, from_y);
5361   }
5362   else if (dy)
5363   {
5364     y = (dy == 1 ? 0 : ed_fieldy - 1);
5365     for (x = 0; x < ed_fieldx; x++)
5366       DrawMiniElementOrWall(x, y, from_x, from_y);
5367   }
5368
5369   redraw_mask |= REDRAW_FIELD;
5370   BackToFront();
5371 }
5372
5373 static void CreateControlButtons()
5374 {
5375   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5376   struct GadgetInfo *gi;
5377   unsigned int event_mask;
5378   int i;
5379
5380   /* create toolbox buttons */
5381   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5382   {
5383     int id = i;
5384     int width, height;
5385     int gd_xoffset, gd_yoffset;
5386     int gd_x1, gd_x2, gd_y1, gd_y2;
5387     int button_type;
5388     int radio_button_nr;
5389     boolean checked;
5390
5391     if (id == GADGET_ID_SINGLE_ITEMS ||
5392         id == GADGET_ID_CONNECTED_ITEMS ||
5393         id == GADGET_ID_LINE ||
5394         id == GADGET_ID_ARC ||
5395         id == GADGET_ID_TEXT ||
5396         id == GADGET_ID_RECTANGLE ||
5397         id == GADGET_ID_FILLED_BOX ||
5398         id == GADGET_ID_FLOOD_FILL ||
5399         id == GADGET_ID_GRAB_BRUSH ||
5400         id == GADGET_ID_PICK_ELEMENT ||
5401         id == GADGET_ID_CUSTOM_COPY_FROM ||
5402         id == GADGET_ID_CUSTOM_COPY_TO ||
5403         id == GADGET_ID_CUSTOM_EXCHANGE)
5404     {
5405       button_type = GD_TYPE_RADIO_BUTTON;
5406       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
5407       checked = (id == drawing_function ? TRUE : FALSE);
5408       event_mask = GD_EVENT_PRESSED;
5409     }
5410     else
5411     {
5412       button_type = GD_TYPE_NORMAL_BUTTON;
5413       radio_button_nr = RADIO_NR_NONE;
5414       checked = FALSE;
5415
5416       if (id == GADGET_ID_WRAP_LEFT ||
5417           id == GADGET_ID_WRAP_RIGHT ||
5418           id == GADGET_ID_WRAP_UP ||
5419           id == GADGET_ID_WRAP_DOWN)
5420         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5421       else
5422         event_mask = GD_EVENT_RELEASED;
5423     }
5424
5425     if (id < ED_NUM_CTRL1_BUTTONS)
5426     {
5427       int x = i % ED_CTRL1_BUTTONS_HORIZ;
5428       int y = i / ED_CTRL1_BUTTONS_HORIZ;
5429
5430       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
5431       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
5432       width  = ED_CTRL1_BUTTON_XSIZE;
5433       height = ED_CTRL1_BUTTON_YSIZE;
5434
5435       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
5436       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
5437       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
5438       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
5439     }
5440     else if (id < ED_NUM_CTRL1_2_BUTTONS)
5441     {
5442       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
5443       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
5444
5445       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
5446       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
5447       width  = ED_CTRL2_BUTTON_XSIZE;
5448       height = ED_CTRL2_BUTTON_YSIZE;
5449
5450       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
5451       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
5452       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
5453       gd_y2 = 0;        /* no alternative graphic for these buttons */
5454     }
5455     else if (id < ED_NUM_CTRL1_3_BUTTONS)
5456     {
5457       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
5458       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
5459
5460       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
5461       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
5462       width  = ED_CTRL3_BUTTON_XSIZE;
5463       height = ED_CTRL3_BUTTON_YSIZE;
5464
5465       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
5466       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
5467       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
5468       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
5469     }
5470     else
5471     {
5472       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
5473       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
5474
5475       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
5476       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
5477       width  = ED_CTRL4_BUTTON_XSIZE;
5478       height = ED_CTRL4_BUTTON_YSIZE;
5479
5480       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
5481       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
5482       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
5483       gd_y2 = 0;        /* no alternative graphic for these buttons */
5484     }
5485
5486     gi = CreateGadget(GDI_CUSTOM_ID, id,
5487                       GDI_CUSTOM_TYPE_ID, i,
5488                       GDI_INFO_TEXT, control_info[i].text,
5489                       GDI_X, EX + gd_xoffset,
5490                       GDI_Y, EY + gd_yoffset,
5491                       GDI_WIDTH, width,
5492                       GDI_HEIGHT, height,
5493                       GDI_TYPE, button_type,
5494                       GDI_STATE, GD_BUTTON_UNPRESSED,
5495                       GDI_RADIO_NR, radio_button_nr,
5496                       GDI_CHECKED, checked,
5497                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5498                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5499                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5500                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5501                       GDI_EVENT_MASK, event_mask,
5502                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5503                       GDI_CALLBACK_ACTION, HandleControlButtons,
5504                       GDI_END);
5505
5506     if (gi == NULL)
5507       Error(ERR_EXIT, "cannot create gadget");
5508
5509     level_editor_gadget[id] = gi;
5510   }
5511
5512   /* these values are not constant, but can change at runtime */
5513 #if 1
5514   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_UP].x    = ED_SCROLL_UP_XPOS;
5515   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_UP].y    = ED_SCROLL_UP_YPOS;
5516   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].x  = ED_SCROLL_DOWN_XPOS;
5517   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].y  = ED_SCROLL_DOWN_YPOS;
5518   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_LEFT].x  = ED_SCROLL_LEFT_XPOS;
5519   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_LEFT].y  = ED_SCROLL_LEFT_YPOS;
5520   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].x = ED_SCROLL_RIGHT_XPOS;
5521   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].y = ED_SCROLL_RIGHT_YPOS;
5522   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_UP].x    = ED_SCROLL2_UP_XPOS;
5523   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_UP].y    = ED_SCROLL2_UP_YPOS;
5524   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_DOWN].x  = ED_SCROLL2_DOWN_XPOS;
5525   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_DOWN].y  = ED_SCROLL2_DOWN_YPOS;
5526 #else
5527   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_UP].x    = ED_SCROLL_UP_XPOS;
5528   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_UP].y    = ED_SCROLL_UP_YPOS;
5529   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].x  = ED_SCROLL_DOWN_XPOS;
5530   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y  = ED_SCROLL_DOWN_YPOS;
5531   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_LEFT].x  = ED_SCROLL_LEFT_XPOS;
5532   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_LEFT].y  = ED_SCROLL_LEFT_YPOS;
5533   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x = ED_SCROLL_RIGHT_XPOS;
5534   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].y = ED_SCROLL_RIGHT_YPOS;
5535 #endif
5536
5537   /* create buttons for scrolling of drawing area and element list */
5538   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
5539   {
5540     int id = scrollbutton_info[i].gadget_id;
5541 #if 1
5542     int graphic = scrollbutton_info[i].graphic;
5543     struct GraphicInfo *gd = &graphic_info[graphic];
5544 #endif
5545     int x, y, width, height;
5546     int gd_x1, gd_x2, gd_y1, gd_y2;
5547
5548 #if 1
5549     x = scrollbutton_pos[i].x;
5550     y = scrollbutton_pos[i].y;
5551 #else
5552     x = scrollbutton_info[i].x;
5553     y = scrollbutton_info[i].y;
5554 #endif
5555
5556     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5557
5558     if (id == GADGET_ID_SCROLL_LIST_UP ||
5559         id == GADGET_ID_SCROLL_LIST_DOWN)
5560     {
5561       x += DX;
5562       y += DY;
5563 #if 1
5564       width  = gd->width;
5565       height = gd->height;
5566       gd_x1 = gd->src_x;
5567       gd_y1 = gd->src_y;
5568       gd_x2 = gd->src_x + gd->pressed_xoffset;
5569       gd_y2 = gd->src_y + gd->pressed_yoffset;
5570 #else
5571       width = ED_SCROLLBUTTON2_XSIZE;
5572       height = ED_SCROLLBUTTON2_YSIZE;
5573       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
5574       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
5575       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
5576       gd_y2 = gd_y1;
5577 #endif
5578     }
5579     else
5580     {
5581       x += SX;
5582       y += SY;
5583 #if 1
5584       width  = gd->width;
5585       height = gd->height;
5586       gd_x1 = gd->src_x;
5587       gd_y1 = gd->src_y;
5588       gd_x2 = gd->src_x + gd->pressed_xoffset;
5589       gd_y2 = gd->src_y + gd->pressed_yoffset;
5590 #else
5591       width = ED_SCROLLBUTTON_XSIZE;
5592       height = ED_SCROLLBUTTON_YSIZE;
5593       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
5594       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
5595       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
5596       gd_y2 = gd_y1;
5597 #endif
5598     }
5599
5600     gi = CreateGadget(GDI_CUSTOM_ID, id,
5601                       GDI_CUSTOM_TYPE_ID, i,
5602                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
5603                       GDI_X, x,
5604                       GDI_Y, y,
5605                       GDI_WIDTH, width,
5606                       GDI_HEIGHT, height,
5607                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5608                       GDI_STATE, GD_BUTTON_UNPRESSED,
5609                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5610                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5611                       GDI_EVENT_MASK, event_mask,
5612                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5613                       GDI_CALLBACK_ACTION, HandleControlButtons,
5614                       GDI_END);
5615
5616     if (gi == NULL)
5617       Error(ERR_EXIT, "cannot create gadget");
5618
5619     level_editor_gadget[id] = gi;
5620   }
5621
5622   /* create buttons for element list */
5623   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5624   {
5625     struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_PALETTE_BUTTON];
5626     Bitmap *deco_bitmap;
5627     int deco_x, deco_y, deco_xpos, deco_ypos;
5628     int gd_xoffset, gd_yoffset;
5629 #if 1
5630     int gd_x1, gd_y1, gd_x2, gd_y2;
5631 #else
5632     int gd_x1, gd_x2, gd_y;
5633 #endif
5634     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
5635     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
5636     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
5637     int element = editor_elements[i];
5638
5639     event_mask = GD_EVENT_RELEASED;
5640
5641 #if 1
5642     gd_xoffset = ED_ELEMENTLIST_XPOS + x * gd->width;
5643     gd_yoffset = ED_ELEMENTLIST_YPOS + y * gd->height;
5644
5645     gd_x1 = gd->src_x;
5646     gd_y1 = gd->src_y;
5647     gd_x2 = gd->src_x + gd->pressed_xoffset;
5648     gd_y2 = gd->src_y + gd->pressed_yoffset;
5649
5650     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
5651     deco_xpos = (gd->width  - MINI_TILEX) / 2;
5652     deco_ypos = (gd->height - MINI_TILEY) / 2;
5653 #else
5654     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
5655     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
5656
5657     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
5658     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
5659     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
5660
5661     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
5662     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
5663     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
5664 #endif
5665
5666     gi = CreateGadget(GDI_CUSTOM_ID, id,
5667                       GDI_CUSTOM_TYPE_ID, i,
5668                       GDI_INFO_TEXT, getElementInfoText(element),
5669                       GDI_X, DX + gd_xoffset,
5670                       GDI_Y, DY + gd_yoffset,
5671 #if 1
5672                       GDI_WIDTH, gd->width,
5673                       GDI_HEIGHT, gd->height,
5674 #else
5675                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
5676                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
5677 #endif
5678                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5679                       GDI_STATE, GD_BUTTON_UNPRESSED,
5680 #if 1
5681                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
5682                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
5683 #else
5684                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y,
5685                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y,
5686 #endif
5687                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
5688                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
5689                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
5690                       GDI_DECORATION_SHIFTING, 1, 1,
5691                       GDI_EVENT_MASK, event_mask,
5692                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5693                       GDI_CALLBACK_ACTION, HandleControlButtons,
5694                       GDI_END);
5695
5696     if (gi == NULL)
5697       Error(ERR_EXIT, "cannot create gadget");
5698
5699     level_editor_gadget[id] = gi;
5700   }
5701 }
5702
5703 static void CreateCounterButtons()
5704 {
5705   int max_infotext_len = getMaxInfoTextLength();
5706   int i;
5707
5708   /* these values are not constant, but can change at runtime */
5709   counterbutton_info[ED_COUNTER_ID_SELECT_LEVEL].x = DX + 5 - SX;
5710   counterbutton_info[ED_COUNTER_ID_SELECT_LEVEL].y = DY + 3 - SY;
5711
5712   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
5713   {
5714     int j;
5715     int x = SX + counterbutton_info[i].x;       /* down count button */
5716     int y = SY + counterbutton_info[i].y;
5717
5718     /* determine horizontal position to the right of specified gadget */
5719     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5720       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
5721            ED_GADGET_TEXT_DISTANCE);
5722
5723     /* determine horizontal offset for leading text */
5724     if (counterbutton_info[i].text_left != NULL)
5725       x += getTextWidthForGadget(counterbutton_info[i].text_left);
5726
5727     for (j = 0; j < 2; j++)
5728     {
5729       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5730       struct GadgetInfo *gi;
5731       int id = (j == 0 ?
5732                 counterbutton_info[i].gadget_id_down :
5733                 counterbutton_info[i].gadget_id_up);
5734       int gd_xoffset;
5735       int gd_x, gd_y, gd_x1, gd_x2, gd_y1, gd_y2;
5736       int x_size, y_size;
5737       unsigned int event_mask;
5738       char infotext[max_infotext_len + 1];
5739
5740       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5741
5742       if (i == ED_COUNTER_ID_SELECT_LEVEL)
5743       {
5744 #if 1
5745         int graphic = (j == 0 ?
5746                        IMG_EDITOR_BUTTON_GFX_PREV_LEVEL :
5747                        IMG_EDITOR_BUTTON_GFX_NEXT_LEVEL);
5748         struct GraphicInfo *gd = &graphic_info[graphic];
5749
5750         gd_bitmap = gd->bitmap;
5751
5752         event_mask |= GD_EVENT_RELEASED;
5753
5754         if (j == 1)
5755           x += 2 * ED_GADGET_DISTANCE;
5756         y += ED_GADGET_DISTANCE;
5757
5758         gd_x1 = gd->src_x;
5759         gd_y1 = gd->src_y;
5760         gd_x2 = gd->src_x + gd->pressed_xoffset;
5761         gd_y2 = gd->src_y + gd->pressed_yoffset;
5762         x_size = gd->width;
5763         y_size = gd->height;
5764 #else
5765         int sid = (j == 0 ?
5766                    ED_SCROLLBUTTON_ID_AREA_LEFT :
5767                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
5768
5769         event_mask |= GD_EVENT_RELEASED;
5770
5771         if (j == 1)
5772           x += 2 * ED_GADGET_DISTANCE;
5773         y += ED_GADGET_DISTANCE;
5774
5775         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
5776         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
5777         gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
5778         gd_y2 = gd_y1;
5779         x_size = ED_SCROLLBUTTON_XSIZE;
5780         y_size = ED_SCROLLBUTTON_YSIZE;
5781 #endif
5782       }
5783       else
5784       {
5785         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
5786         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
5787         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
5788         gd_y1 = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
5789         gd_y2 = gd_y1;
5790         x_size = ED_BUTTON_COUNT_XSIZE;
5791         y_size = ED_BUTTON_COUNT_YSIZE;
5792       }
5793
5794       sprintf(infotext, "%s counter value by 1, 5 or 10",
5795               (j == 0 ? "decrease" : "increase"));
5796
5797       gi = CreateGadget(GDI_CUSTOM_ID, id,
5798                         GDI_CUSTOM_TYPE_ID, i,
5799                         GDI_INFO_TEXT, infotext,
5800                         GDI_X, x,
5801                         GDI_Y, y,
5802                         GDI_WIDTH, x_size,
5803                         GDI_HEIGHT, y_size,
5804                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5805                         GDI_STATE, GD_BUTTON_UNPRESSED,
5806                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5807                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5808                         GDI_EVENT_MASK, event_mask,
5809                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5810                         GDI_CALLBACK_ACTION, HandleCounterButtons,
5811                         GDI_END);
5812
5813       if (gi == NULL)
5814         Error(ERR_EXIT, "cannot create gadget");
5815
5816       level_editor_gadget[id] = gi;
5817       right_gadget_border[id] =
5818         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5819
5820       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
5821
5822       if (j == 0)
5823       {
5824         int font_type = FONT_INPUT_1;
5825         int font_type_active = FONT_INPUT_1_ACTIVE;
5826         int gd_width = ED_WIN_COUNT_XSIZE;
5827
5828         id = counterbutton_info[i].gadget_id_text;
5829         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5830
5831         if (i == ED_COUNTER_ID_SELECT_LEVEL)
5832         {
5833           font_type = FONT_LEVEL_NUMBER;
5834 #if 1
5835           font_type_active = FONT_LEVEL_NUMBER_ACTIVE;
5836 #else
5837           font_type_active = FONT_LEVEL_NUMBER;
5838 #endif
5839           x += 2 * ED_GADGET_DISTANCE;
5840           y -= ED_GADGET_DISTANCE;
5841
5842           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
5843           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
5844           gd_width = ED_WIN_COUNT2_XSIZE;
5845         }
5846         else
5847         {
5848           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5849           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5850         }
5851
5852         gi = CreateGadget(GDI_CUSTOM_ID, id,
5853                           GDI_CUSTOM_TYPE_ID, i,
5854                           GDI_INFO_TEXT, "enter counter value",
5855                           GDI_X, x,
5856                           GDI_Y, y,
5857                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
5858                           GDI_NUMBER_VALUE, 0,
5859                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
5860                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
5861                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
5862                           GDI_TEXT_FONT, font_type,
5863                           GDI_TEXT_FONT_ACTIVE, font_type_active,
5864                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5865                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5866                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5867                           GDI_DESIGN_WIDTH, gd_width,
5868                           GDI_EVENT_MASK, event_mask,
5869                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5870                           GDI_CALLBACK_ACTION, HandleCounterButtons,
5871                           GDI_END);
5872
5873         if (gi == NULL)
5874           Error(ERR_EXIT, "cannot create gadget");
5875
5876         level_editor_gadget[id] = gi;
5877         right_gadget_border[id] =
5878           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5879
5880         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
5881       }
5882     }
5883   }
5884 }
5885
5886 static void CreateDrawingAreas()
5887 {
5888   int i;
5889
5890   /* these values are not constant, but can change at runtime */
5891   drawingarea_info[ED_DRAWING_ID_DRAWING_LEVEL].area_xsize = MAX_ED_FIELDX;
5892   drawingarea_info[ED_DRAWING_ID_DRAWING_LEVEL].area_ysize = MAX_ED_FIELDY;
5893
5894   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
5895   {
5896     struct GadgetInfo *gi;
5897     unsigned int event_mask;
5898     int id = drawingarea_info[i].gadget_id;
5899     int x = SX + drawingarea_info[i].x;
5900     int y = SY + drawingarea_info[i].y;
5901     int area_xsize = drawingarea_info[i].area_xsize;
5902     int area_ysize = drawingarea_info[i].area_ysize;
5903
5904     event_mask =
5905       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
5906       GD_EVENT_OFF_BORDERS;
5907
5908     /* determine horizontal position to the right of specified gadget */
5909     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
5910       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
5911            ED_DRAWINGAREA_TEXT_DISTANCE);
5912
5913     /* determine horizontal offset for leading text */
5914     if (drawingarea_info[i].text_left != NULL)
5915       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
5916
5917     gi = CreateGadget(GDI_CUSTOM_ID, id,
5918                       GDI_CUSTOM_TYPE_ID, i,
5919                       GDI_X, x,
5920                       GDI_Y, y,
5921                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
5922                       GDI_AREA_SIZE, area_xsize, area_ysize,
5923                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
5924                       GDI_EVENT_MASK, event_mask,
5925                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
5926                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
5927                       GDI_END);
5928
5929     if (gi == NULL)
5930       Error(ERR_EXIT, "cannot create gadget");
5931
5932     level_editor_gadget[id] = gi;
5933     right_gadget_border[id] =
5934       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
5935   }
5936 }
5937
5938 static void CreateTextInputGadgets()
5939 {
5940   int max_infotext_len = getMaxInfoTextLength();
5941   int i;
5942
5943   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
5944   {
5945     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5946     int gd_x, gd_y;
5947     struct GadgetInfo *gi;
5948     unsigned int event_mask;
5949     char infotext[MAX_OUTPUT_LINESIZE + 1];
5950     int id = textinput_info[i].gadget_id;
5951
5952     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5953
5954     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5955     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5956
5957     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
5958     infotext[max_infotext_len] = '\0';
5959
5960     gi = CreateGadget(GDI_CUSTOM_ID, id,
5961                       GDI_CUSTOM_TYPE_ID, i,
5962                       GDI_INFO_TEXT, infotext,
5963                       GDI_X, SX + textinput_info[i].x,
5964                       GDI_Y, SY + textinput_info[i].y,
5965                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
5966                       GDI_TEXT_VALUE, textinput_info[i].value,
5967                       GDI_TEXT_SIZE, textinput_info[i].size,
5968                       GDI_TEXT_FONT, FONT_INPUT_1,
5969                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5970                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5971                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5972                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5973                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5974                       GDI_EVENT_MASK, event_mask,
5975                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5976                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
5977                       GDI_END);
5978
5979     if (gi == NULL)
5980       Error(ERR_EXIT, "cannot create gadget");
5981
5982     level_editor_gadget[id] = gi;
5983   }
5984 }
5985
5986 static void CreateTextAreaGadgets()
5987 {
5988   int max_infotext_len = getMaxInfoTextLength();
5989   int i;
5990
5991   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
5992   {
5993     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5994     int gd_x, gd_y;
5995     struct GadgetInfo *gi;
5996     unsigned int event_mask;
5997     char infotext[MAX_OUTPUT_LINESIZE + 1];
5998     int id = textarea_info[i].gadget_id;
5999     int area_xsize = textarea_info[i].xsize;
6000     int area_ysize = textarea_info[i].ysize;
6001
6002     event_mask = GD_EVENT_TEXT_LEAVING;
6003
6004     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
6005     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
6006
6007     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
6008     infotext[max_infotext_len] = '\0';
6009
6010     gi = CreateGadget(GDI_CUSTOM_ID, id,
6011                       GDI_CUSTOM_TYPE_ID, i,
6012                       GDI_INFO_TEXT, infotext,
6013                       GDI_X, SX + textarea_info[i].x,
6014                       GDI_Y, SY + textarea_info[i].y,
6015                       GDI_TYPE, GD_TYPE_TEXT_AREA,
6016                       GDI_AREA_SIZE, area_xsize, area_ysize,
6017                       GDI_TEXT_FONT, FONT_INPUT_1,
6018                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
6019                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
6020                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
6021                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
6022                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
6023                       GDI_EVENT_MASK, event_mask,
6024                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6025                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
6026                       GDI_END);
6027
6028     if (gi == NULL)
6029       Error(ERR_EXIT, "cannot create gadget");
6030
6031     level_editor_gadget[id] = gi;
6032   }
6033 }
6034
6035 static void CreateSelectboxGadgets()
6036 {
6037   int max_infotext_len = getMaxInfoTextLength();
6038   int i, j;
6039
6040   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6041   {
6042     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6043     int gd_x, gd_y;
6044     struct GadgetInfo *gi;
6045     unsigned int event_mask;
6046     char infotext[MAX_OUTPUT_LINESIZE + 1];
6047     int id = selectbox_info[i].gadget_id;
6048     int x = SX + selectbox_info[i].x;
6049     int y = SY + selectbox_info[i].y;
6050
6051     if (selectbox_info[i].size == -1)   /* dynamically determine size */
6052     {
6053       /* (we cannot use -1 for uninitialized values if we directly compare
6054          with results from strlen(), because the '<' and '>' operation will
6055          implicitely cast -1 to an unsigned integer value!) */
6056       selectbox_info[i].size = 0;
6057
6058       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
6059         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
6060           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
6061
6062       selectbox_info[i].size++;         /* add one character empty space */
6063     }
6064
6065     event_mask = GD_EVENT_RELEASED |
6066       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
6067
6068     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
6069     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
6070
6071     /* determine horizontal position to the right of specified gadget */
6072     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
6073       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
6074            ED_GADGET_TEXT_DISTANCE);
6075
6076     /* determine horizontal offset for leading text */
6077     if (selectbox_info[i].text_left != NULL)
6078       x += getTextWidthForGadget(selectbox_info[i].text_left);
6079
6080     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
6081     infotext[max_infotext_len] = '\0';
6082
6083     gi = CreateGadget(GDI_CUSTOM_ID, id,
6084                       GDI_CUSTOM_TYPE_ID, i,
6085                       GDI_INFO_TEXT, infotext,
6086                       GDI_X, x,
6087                       GDI_Y, y,
6088                       GDI_TYPE, GD_TYPE_SELECTBOX,
6089                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
6090                       GDI_TEXT_SIZE, selectbox_info[i].size,
6091                       GDI_TEXT_FONT, FONT_INPUT_1,
6092                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
6093                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
6094                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
6095                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
6096                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
6097                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
6098                       GDI_EVENT_MASK, event_mask,
6099                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6100                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
6101                       GDI_END);
6102
6103     if (gi == NULL)
6104       Error(ERR_EXIT, "cannot create gadget");
6105
6106     level_editor_gadget[id] = gi;
6107     right_gadget_border[id] =
6108       getRightGadgetBorder(gi, selectbox_info[i].text_right);
6109   }
6110 }
6111
6112 static void CreateTextbuttonGadgets()
6113 {
6114   int max_infotext_len = getMaxInfoTextLength();
6115   int i;
6116
6117   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
6118   {
6119     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6120     int gd_x1, gd_x2, gd_y1, gd_y2;
6121     struct GadgetInfo *gi;
6122     unsigned int event_mask;
6123     char infotext[MAX_OUTPUT_LINESIZE + 1];
6124     int id = textbutton_info[i].gadget_id;
6125     int x = SX + textbutton_info[i].x;
6126     int y = SY + textbutton_info[i].y;
6127
6128     if (textbutton_info[i].size == -1)  /* dynamically determine size */
6129       textbutton_info[i].size = strlen(textbutton_info[i].text);
6130
6131     event_mask = GD_EVENT_RELEASED;
6132
6133     if ((id >= GADGET_ID_LEVELINFO_LEVEL && id <= GADGET_ID_LEVELINFO_EDITOR) ||
6134         (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE))
6135     {
6136       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
6137       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
6138       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
6139       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
6140     }
6141     else
6142     {
6143       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
6144       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
6145       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
6146       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
6147     }
6148
6149     sprintf(infotext, "%s", textbutton_info[i].infotext);
6150     infotext[max_infotext_len] = '\0';
6151
6152     /* determine horizontal position to the right of specified gadget */
6153     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6154       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
6155            ED_GADGET_TEXT_DISTANCE);
6156
6157     /* determine horizontal offset for leading text */
6158     if (textbutton_info[i].text_left != NULL)
6159       x += getTextWidthForGadget(textbutton_info[i].text_left);
6160
6161     gi = CreateGadget(GDI_CUSTOM_ID, id,
6162                       GDI_CUSTOM_TYPE_ID, i,
6163                       GDI_INFO_TEXT, infotext,
6164                       GDI_X, x,
6165                       GDI_Y, y,
6166                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
6167                       GDI_TEXT_VALUE, textbutton_info[i].text,
6168                       GDI_TEXT_SIZE, textbutton_info[i].size,
6169                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
6170                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
6171                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
6172                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
6173                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
6174                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
6175                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
6176                       GDI_DECORATION_SHIFTING, 1, 1,
6177                       GDI_EVENT_MASK, event_mask,
6178                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6179                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
6180                       GDI_END);
6181
6182     if (gi == NULL)
6183       Error(ERR_EXIT, "cannot create gadget");
6184
6185     level_editor_gadget[id] = gi;
6186     right_gadget_border[id] =
6187       getRightGadgetBorder(gi, textbutton_info[i].text_right);
6188   }
6189 }
6190
6191 static void CreateGraphicbuttonGadgets()
6192 {
6193   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6194   struct GadgetInfo *gi;
6195   unsigned int event_mask;
6196   int i;
6197
6198   /* create buttons for scrolling of drawing area and element list */
6199   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
6200   {
6201     int id = graphicbutton_info[i].gadget_id;
6202     int gd_x1, gd_x2, gd_y1, gd_y2;
6203     int x = SX + graphicbutton_info[i].x;
6204     int y = SY + graphicbutton_info[i].y;
6205
6206     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
6207
6208     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
6209     {
6210       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
6211       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
6212       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
6213       gd_y2 = gd_y1;
6214     }
6215     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
6216     {
6217       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
6218       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
6219       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
6220       gd_y2 = gd_y1;
6221     }
6222
6223     /* determine horizontal position to the right of specified gadget */
6224     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6225       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
6226            ED_GADGET_TEXT_DISTANCE);
6227
6228     /* determine horizontal offset for leading text */
6229     if (graphicbutton_info[i].text_left != NULL)
6230       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
6231
6232     gi = CreateGadget(GDI_CUSTOM_ID, id,
6233                       GDI_CUSTOM_TYPE_ID, i,
6234                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
6235                       GDI_X, x,
6236                       GDI_Y, y,
6237                       GDI_WIDTH, graphicbutton_info[i].width,
6238                       GDI_HEIGHT, graphicbutton_info[i].height,
6239                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
6240                       GDI_STATE, GD_BUTTON_UNPRESSED,
6241                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
6242                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
6243                       GDI_EVENT_MASK, event_mask,
6244                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6245                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
6246                       GDI_END);
6247
6248     if (gi == NULL)
6249       Error(ERR_EXIT, "cannot create gadget");
6250
6251     level_editor_gadget[id] = gi;
6252     right_gadget_border[id] =
6253       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
6254   }
6255 }
6256
6257 static void CreateScrollbarGadgets()
6258 {
6259   int i;
6260
6261   /* these values are not constant, but can change at runtime */
6262 #if 1
6263   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].x =
6264     SX + ED_SCROLL_HORIZONTAL_XPOS;
6265   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].y =
6266     SY + ED_SCROLL_HORIZONTAL_YPOS;
6267   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width =
6268     ED_SCROLL_HORIZONTAL_XSIZE;
6269   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].height =
6270     ED_SCROLL_HORIZONTAL_YSIZE;
6271   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_x      = SX;
6272   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_y      = SY;
6273   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_width  = SXSIZE;
6274   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_height = SYSIZE;
6275
6276   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].x =
6277     SX + ED_SCROLL_VERTICAL_XPOS;
6278   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].y =
6279     SY + ED_SCROLL_VERTICAL_YPOS;
6280   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].width =
6281     ED_SCROLL_VERTICAL_XSIZE;
6282   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].height =
6283     ED_SCROLL_VERTICAL_YSIZE;
6284   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_x      = SX;
6285   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_y      = SY;
6286   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_width  = SXSIZE;
6287   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_height = SYSIZE;
6288
6289   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].x =
6290     DX + ED_SCROLL2_VERTICAL_XPOS;
6291   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].y =
6292     DY + ED_SCROLL2_VERTICAL_YPOS;
6293   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].width =
6294     ED_SCROLL2_VERTICAL_XSIZE;
6295   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].height =
6296     ED_SCROLL2_VERTICAL_YSIZE;
6297   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_x = DX;
6298   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_y = DY;
6299   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_width  = DXSIZE;
6300   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_height = DYSIZE;
6301 #else
6302   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].x =
6303     SX + ED_SCROLL_HORIZONTAL_XPOS;
6304   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].y =
6305     SY + ED_SCROLL_HORIZONTAL_YPOS;
6306   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width =
6307     ED_SCROLL_HORIZONTAL_XSIZE;
6308   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].height =
6309     ED_SCROLL_HORIZONTAL_YSIZE;
6310   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_x      = SX;
6311   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_y      = SY;
6312   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_width  = SXSIZE;
6313   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_height = SYSIZE;
6314
6315   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].x =
6316     SX + ED_SCROLL_VERTICAL_XPOS;
6317   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].y =
6318     SY + ED_SCROLL_VERTICAL_YPOS;
6319   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].width =
6320     ED_SCROLL_VERTICAL_XSIZE;
6321   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height =
6322     ED_SCROLL_VERTICAL_YSIZE;
6323   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_x      = SX;
6324   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_y      = SY;
6325   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_width  = SXSIZE;
6326   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_height = SYSIZE;
6327
6328   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].x =
6329     DX + ED_SCROLL2_VERTICAL_XPOS;
6330   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].y =
6331     DY + ED_SCROLL2_VERTICAL_YPOS;
6332   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].width =
6333     ED_SCROLL2_VERTICAL_XSIZE;
6334   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].height =
6335     ED_SCROLL2_VERTICAL_YSIZE;
6336   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_x = DX;
6337   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_y = DY;
6338   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_width  = DXSIZE;
6339   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_height = DYSIZE;
6340 #endif
6341
6342   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
6343   {
6344     int id = scrollbar_info[i].gadget_id;
6345 #if 1
6346     int graphic = scrollbar_info[i].graphic;
6347     struct GraphicInfo *gd = &graphic_info[graphic];
6348     Bitmap *gd_bitmap = gd->bitmap;
6349 #else
6350     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6351 #endif
6352     int gd_x1, gd_x2, gd_y1, gd_y2;
6353     struct GadgetInfo *gi;
6354     int items_max, items_visible, item_position;
6355     unsigned int event_mask;
6356
6357     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
6358     {
6359       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
6360       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
6361       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
6362     }
6363     else        /* drawing area scrollbars */
6364     {
6365       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
6366       {
6367         items_max = MAX(lev_fieldx + 2, ed_fieldx);
6368         items_visible = ed_fieldx;
6369         item_position = 0;
6370       }
6371       else
6372       {
6373         items_max = MAX(lev_fieldy + 2, ed_fieldy);
6374         items_visible = ed_fieldy;
6375         item_position = 0;
6376       }
6377     }
6378
6379     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
6380
6381 #if 1
6382     gd_x1 = gd->src_x;
6383     gd_y1 = gd->src_y;
6384     gd_x2 = gd->src_x + gd->pressed_xoffset;
6385     gd_y2 = gd->src_y + gd->pressed_yoffset;
6386 #else
6387     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
6388     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
6389                       scrollbar_info[i].height : scrollbar_info[i].width));
6390     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
6391     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
6392 #endif
6393
6394     gi = CreateGadget(GDI_CUSTOM_ID, id,
6395                       GDI_CUSTOM_TYPE_ID, i,
6396                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
6397 #if 1
6398                       GDI_X, scrollbar_pos[i].x,
6399                       GDI_Y, scrollbar_pos[i].y,
6400                       GDI_WIDTH, scrollbar_pos[i].width,
6401                       GDI_HEIGHT, scrollbar_pos[i].height,
6402 #else
6403                       GDI_X, scrollbar_info[i].x,
6404                       GDI_Y, scrollbar_info[i].y,
6405                       GDI_WIDTH, scrollbar_info[i].width,
6406                       GDI_HEIGHT, scrollbar_info[i].height,
6407 #endif
6408                       GDI_TYPE, scrollbar_info[i].type,
6409                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
6410                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
6411                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
6412 #if 1
6413                       GDI_WHEEL_AREA_X, scrollbar_pos[i].wheel_x,
6414                       GDI_WHEEL_AREA_Y, scrollbar_pos[i].wheel_y,
6415                       GDI_WHEEL_AREA_WIDTH, scrollbar_pos[i].wheel_width,
6416                       GDI_WHEEL_AREA_HEIGHT, scrollbar_pos[i].wheel_height,
6417 #else
6418                       GDI_WHEEL_AREA_X, scrollbar_info[i].wheel_x,
6419                       GDI_WHEEL_AREA_Y, scrollbar_info[i].wheel_y,
6420                       GDI_WHEEL_AREA_WIDTH, scrollbar_info[i].wheel_width,
6421                       GDI_WHEEL_AREA_HEIGHT, scrollbar_info[i].wheel_height,
6422 #endif
6423                       GDI_STATE, GD_BUTTON_UNPRESSED,
6424                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
6425                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
6426                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
6427                       GDI_EVENT_MASK, event_mask,
6428                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6429                       GDI_CALLBACK_ACTION, HandleControlButtons,
6430                       GDI_END);
6431
6432     if (gi == NULL)
6433       Error(ERR_EXIT, "cannot create gadget");
6434
6435     level_editor_gadget[id] = gi;
6436   }
6437 }
6438
6439 static void CreateCheckbuttonGadgets()
6440 {
6441   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6442   struct GadgetInfo *gi;
6443   unsigned int event_mask;
6444   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
6445   int i;
6446
6447   event_mask = GD_EVENT_PRESSED;
6448
6449   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6450   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6451   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
6452   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
6453   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
6454
6455   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
6456   {
6457     int id = checkbutton_info[i].gadget_id;
6458     int x = SX + checkbutton_info[i].x;
6459     int y = SY + checkbutton_info[i].y;
6460
6461     if (id == GADGET_ID_STICK_ELEMENT)
6462       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
6463     else
6464       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
6465
6466     /* determine horizontal position to the right of specified gadget */
6467     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6468       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
6469            ED_GADGET_TEXT_DISTANCE);
6470
6471     /* determine horizontal offset for leading text */
6472     if (checkbutton_info[i].text_left != NULL)
6473       x += getTextWidthForGadget(checkbutton_info[i].text_left);
6474
6475     gi = CreateGadget(GDI_CUSTOM_ID, id,
6476                       GDI_CUSTOM_TYPE_ID, i,
6477                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
6478                       GDI_X, x,
6479                       GDI_Y, y,
6480                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
6481                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
6482                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
6483                       GDI_CHECKED, *checkbutton_info[i].value,
6484                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
6485                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
6486                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
6487                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
6488                       GDI_EVENT_MASK, event_mask,
6489                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6490                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
6491                       GDI_END);
6492
6493     if (gi == NULL)
6494       Error(ERR_EXIT, "cannot create gadget");
6495
6496     level_editor_gadget[id] = gi;
6497     right_gadget_border[id] =
6498       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
6499   }
6500 }
6501
6502 static void CreateRadiobuttonGadgets()
6503 {
6504   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6505   struct GadgetInfo *gi;
6506   unsigned int event_mask;
6507   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
6508   int i;
6509
6510   event_mask = GD_EVENT_PRESSED;
6511
6512   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6513   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6514   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
6515   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
6516   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
6517
6518   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
6519   {
6520     int id = radiobutton_info[i].gadget_id;
6521     int x = SX + radiobutton_info[i].x;
6522     int y = SY + radiobutton_info[i].y;
6523
6524     int checked =
6525       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
6526
6527     /* determine horizontal position to the right of specified gadget */
6528     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
6529       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
6530            ED_GADGET_TEXT_DISTANCE);
6531
6532     /* determine horizontal offset for leading text */
6533     if (radiobutton_info[i].text_left != NULL)
6534       x += getTextWidthForGadget(radiobutton_info[i].text_left);
6535
6536     gi = CreateGadget(GDI_CUSTOM_ID, id,
6537                       GDI_CUSTOM_TYPE_ID, i,
6538                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
6539                       GDI_X, x,
6540                       GDI_Y, y,
6541                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
6542                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
6543                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
6544                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
6545                       GDI_CHECKED, checked,
6546                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
6547                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
6548                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
6549                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
6550                       GDI_EVENT_MASK, event_mask,
6551                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6552                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
6553                       GDI_END);
6554
6555     if (gi == NULL)
6556       Error(ERR_EXIT, "cannot create gadget");
6557
6558     level_editor_gadget[id] = gi;
6559     right_gadget_border[id] =
6560       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
6561   }
6562 }
6563
6564 void CreateLevelEditorGadgets()
6565 {
6566   int old_game_status = game_status;
6567
6568   /* setting 'game_status' is needed to get the right fonts for the editor */
6569   game_status = GAME_MODE_EDITOR;
6570
6571   /* these values are not constant, but can change at runtime */
6572   ed_fieldx = MAX_ED_FIELDX - 1;
6573   ed_fieldy = MAX_ED_FIELDY - 1;
6574
6575   num_editor_gadgets = NUM_EDITOR_GADGETS;
6576
6577   // printf("::: allocating %d gadgets ...\n", num_editor_gadgets);
6578
6579   level_editor_gadget =
6580     checked_calloc(num_editor_gadgets * sizeof(struct GadgetInfo *));
6581   right_gadget_border =
6582     checked_calloc(num_editor_gadgets * sizeof(int));
6583
6584   editor_el_empty = checked_calloc(ED_NUM_ELEMENTLIST_BUTTONS * sizeof(int));
6585   editor_el_empty_ptr = editor_el_empty;
6586
6587   ReinitializeElementList();
6588
6589   CreateControlButtons();
6590   CreateScrollbarGadgets();
6591
6592   /* order of function calls is important because of cross-references */
6593   CreateCheckbuttonGadgets();
6594   CreateCounterButtons();
6595   CreateRadiobuttonGadgets();
6596   CreateTextInputGadgets();
6597   CreateTextAreaGadgets();
6598   CreateSelectboxGadgets();
6599   CreateGraphicbuttonGadgets();
6600   CreateTextbuttonGadgets();
6601   CreateDrawingAreas();
6602
6603   game_status = old_game_status;
6604 }
6605
6606 void FreeLevelEditorGadgets()
6607 {
6608   int i;
6609
6610   // printf("::: freeing %d gadgets ...\n", num_editor_gadgets);
6611
6612   for (i = 0; i < num_editor_gadgets; i++)
6613   {
6614     FreeGadget(level_editor_gadget[i]);
6615
6616     level_editor_gadget[i] = NULL;
6617   }
6618
6619   checked_free(level_editor_gadget);
6620   checked_free(right_gadget_border);
6621
6622   checked_free(editor_el_empty);
6623 }
6624
6625 static void MapCounterButtons(int id)
6626 {
6627   int gadget_id_down = counterbutton_info[id].gadget_id_down;
6628   int gadget_id_text = counterbutton_info[id].gadget_id_text;
6629   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
6630   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
6631   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
6632   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
6633   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
6634   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6635   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
6636   int yoffset = ED_BORDER_SIZE;
6637   int x_left = gi_down->x - xoffset_left;
6638   int x_right;  /* set after gadget position was modified */
6639   int y_above = gi_down->y - yoffset_above;
6640   int x = gi_down->x;
6641   int y;        /* set after gadget position was modified */
6642
6643   /* counter limits must be changed first to prevent value truncation */
6644   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
6645                             counterbutton_info[id].max_value);
6646
6647   /* right text position might have changed after setting position above */
6648   x_right = gi_up->x + gi_up->width + xoffset_right;
6649
6650   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
6651
6652   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
6653   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
6654       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
6655   {
6656     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6657     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6658     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6659   }
6660
6661   /* vertical position might have changed after setting position above */
6662   y = gi_up->y + yoffset;
6663
6664   if (counterbutton_info[id].text_above)
6665     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
6666
6667   if (counterbutton_info[id].text_left)
6668     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
6669
6670   if (counterbutton_info[id].text_right)
6671     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
6672
6673   MapGadget(gi_down);
6674   MapGadget(gi_text);
6675   MapGadget(gi_up);
6676 }
6677
6678 static void MapControlButtons()
6679 {
6680   int counter_id;
6681   int i;
6682
6683   /* map toolbox buttons (excluding special CE toolbox buttons) */
6684   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
6685     MapGadget(level_editor_gadget[i]);
6686
6687   /* map buttons to select elements */
6688   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6689     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
6690   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
6691   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
6692   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
6693
6694   /* map buttons to select level */
6695   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
6696   counterbutton_info[counter_id].min_value = leveldir_current->first_level;
6697   counterbutton_info[counter_id].max_value = leveldir_current->last_level;
6698   MapCounterButtons(counter_id);
6699 }
6700
6701 static void MapDrawingArea(int id)
6702 {
6703   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6704   int area_xsize = gi->drawing.area_xsize;
6705   int area_ysize = gi->drawing.area_ysize;
6706   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6707   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
6708   int x_left  = gi->x - xoffset_left;
6709   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
6710   int x_below = gi->x + (gi->width - xoffset_below) / 2;
6711   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
6712   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
6713
6714   if (drawingarea_info[id].text_left)
6715     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
6716
6717   if (drawingarea_info[id].text_right)
6718     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
6719
6720   if (drawingarea_info[id].text_below)
6721     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
6722
6723   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
6724   {
6725     DrawElementBorder(gi->x, gi->y,
6726                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
6727
6728     DrawDrawingArea(id);
6729   }
6730
6731   MapGadget(gi);
6732 }
6733
6734 static void MapTextInputGadget(int id)
6735 {
6736   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
6737   int xoffset_above = 0;
6738   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
6739   int x_above = textinput_info[id].x + xoffset_above;
6740   int y_above = textinput_info[id].y + yoffset_above;
6741
6742   if (textinput_info[id].text_above)
6743     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
6744
6745   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
6746
6747   MapGadget(gi);
6748 }
6749
6750 static void MapTextAreaGadget(int id)
6751 {
6752   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6753   int xoffset_above = 0;
6754   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
6755   int x_above = textarea_info[id].x + xoffset_above;
6756   int y_above = textarea_info[id].y + yoffset_above;
6757
6758   if (textarea_info[id].text_above)
6759     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
6760
6761   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
6762
6763   MapGadget(gi);
6764 }
6765
6766 static void MapSelectboxGadget(int id)
6767 {
6768   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
6769   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
6770   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6771   int yoffset = ED_BORDER_SIZE;
6772   int x_left = gi->x - xoffset_left;
6773   int x_right = gi->x + gi->width + xoffset_right;
6774   int y = gi->y + yoffset;
6775
6776   if (selectbox_info[id].text_left)
6777     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
6778
6779   if (selectbox_info[id].text_right)
6780     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
6781
6782   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
6783
6784   MapGadget(gi);
6785 }
6786
6787 static void MapTextbuttonGadget(int id)
6788 {
6789   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
6790   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
6791   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6792   int yoffset = ED_BORDER_SIZE;
6793   int x_left = gi->x - xoffset_left;
6794   int x_right = gi->x + gi->width + xoffset_right;
6795   int y = gi->y + yoffset;
6796
6797   /* only show button to delete change pages when more than minimum pages */
6798   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
6799       custom_element.num_change_pages == MIN_CHANGE_PAGES)
6800     return;
6801
6802   if (textbutton_info[id].text_left)
6803     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
6804
6805   if (textbutton_info[id].text_right)
6806     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
6807
6808   MapGadget(gi);
6809 }
6810
6811 static void MapGraphicbuttonGadget(int id)
6812 {
6813   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
6814   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
6815   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6816   int yoffset = ED_BORDER_SIZE;
6817   int x_left = gi->x - xoffset_left;
6818   int x_right = gi->x + gi->width + xoffset_right;
6819   int y = gi->y + yoffset;
6820
6821   if (graphicbutton_info[id].text_left)
6822     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
6823
6824   if (graphicbutton_info[id].text_right)
6825     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
6826
6827   MapGadget(gi);
6828 }
6829
6830 static void MapRadiobuttonGadget(int id)
6831 {
6832   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
6833   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6834   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6835   int yoffset = ED_BORDER_SIZE;
6836   int x_left = gi->x - xoffset_left;
6837   int x_right = gi->x + gi->width + xoffset_right;
6838   int y = gi->y + yoffset;
6839   boolean checked =
6840     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
6841
6842   if (radiobutton_info[id].text_left)
6843     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
6844
6845   if (radiobutton_info[id].text_right)
6846     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
6847
6848   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
6849
6850   MapGadget(gi);
6851 }
6852
6853 static void MapCheckbuttonGadget(int id)
6854 {
6855   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
6856   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6857   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6858   int yoffset = ED_BORDER_SIZE;
6859   int x_left, x_right, y;       /* set after gadget position was modified */
6860
6861   /* set position for gadgets with dynamically determined position */
6862   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
6863     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
6864   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
6865
6866   x_left = gi->x - xoffset_left;
6867   x_right = gi->x + gi->width + xoffset_right;
6868   y = gi->y + yoffset;
6869
6870   if (checkbutton_info[id].text_left)
6871     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
6872
6873   if (checkbutton_info[id].text_right)
6874     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
6875
6876   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
6877
6878   MapGadget(gi);
6879 }
6880
6881 static void MapMainDrawingArea()
6882 {
6883   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
6884   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
6885   int i;
6886
6887   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
6888   {
6889     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
6890           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
6891          no_horizontal_scrollbar) ||
6892         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
6893           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
6894          no_vertical_scrollbar))
6895       continue;
6896
6897     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
6898   }
6899
6900   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
6901   {
6902     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
6903         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
6904       continue;
6905
6906     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
6907   }
6908
6909   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
6910 }
6911
6912 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
6913 {
6914   int i;
6915
6916   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
6917   {
6918     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
6919         i == GADGET_ID_CUSTOM_COPY_TO ||
6920         i == GADGET_ID_CUSTOM_EXCHANGE ||
6921         i == GADGET_ID_CUSTOM_COPY ||
6922         i == GADGET_ID_CUSTOM_PASTE)
6923     {
6924       if (map)
6925         MapGadget(level_editor_gadget[i]);
6926       else
6927         UnmapGadget(level_editor_gadget[i]);
6928     }
6929   }
6930 }
6931
6932 static void MapLevelEditorToolboxCustomGadgets()
6933 {
6934   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
6935 }
6936
6937 static void UnmapLevelEditorToolboxCustomGadgets()
6938 {
6939   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
6940 }
6941
6942 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
6943 {
6944   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6945   int i;
6946
6947   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
6948   {
6949     if (i != GADGET_ID_SINGLE_ITEMS &&
6950         i != GADGET_ID_PROPERTIES &&
6951         i != GADGET_ID_PICK_ELEMENT)
6952     {
6953       struct GadgetInfo *gi = level_editor_gadget[i];
6954
6955       if (map)
6956         MapGadget(gi);
6957       else
6958       {
6959         UnmapGadget(gi);
6960
6961         BlitBitmap(gd_bitmap, drawto,
6962                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
6963                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
6964                    gi->width, gi->height, gi->x, gi->y);
6965
6966         redraw_mask |= REDRAW_DOOR_3;
6967       }
6968     }
6969   }
6970 }
6971
6972 static void MapLevelEditorToolboxDrawingGadgets()
6973 {
6974   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
6975 }
6976
6977 static void UnmapLevelEditorToolboxDrawingGadgets()
6978 {
6979   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
6980 }
6981
6982 static void UnmapDrawingArea(int id)
6983 {
6984   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
6985 }
6986
6987 static void UnmapLevelEditorFieldGadgets()
6988 {
6989   int i;
6990
6991 #if 1
6992   for (i = 0; i < num_editor_gadgets; i++)
6993     if (IN_GFX_FIELD_FULL(level_editor_gadget[i]->x,
6994                           level_editor_gadget[i]->y))
6995       UnmapGadget(level_editor_gadget[i]);
6996 #else
6997   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6998     if (level_editor_gadget[i]->x < SX + SXSIZE)
6999       UnmapGadget(level_editor_gadget[i]);
7000 #endif
7001 }
7002
7003 void UnmapLevelEditorGadgets()
7004 {
7005   int i;
7006
7007   for (i = 0; i < num_editor_gadgets; i++)
7008     UnmapGadget(level_editor_gadget[i]);
7009 }
7010
7011 static void ResetUndoBuffer()
7012 {
7013   undo_buffer_position = -1;
7014   undo_buffer_steps = -1;
7015   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7016
7017   level.changed = FALSE;
7018 }
7019
7020 static void DrawEditModeWindow()
7021 {
7022   ModifyEditorElementList();
7023   RedrawDrawingElements();
7024
7025   if (edit_mode == ED_MODE_INFO)
7026     DrawLevelInfoWindow();
7027   else if (edit_mode == ED_MODE_PROPERTIES)
7028     DrawPropertiesWindow();
7029   else  /* edit_mode == ED_MODE_DRAWING */
7030     DrawDrawingWindow();
7031 }
7032
7033 static boolean LevelChanged()
7034 {
7035   boolean field_changed = FALSE;
7036   int x, y;
7037
7038 #if 1
7039   /* changed read-only levels can now be saved in personal level set */
7040 #else
7041   if (leveldir_current->readonly)
7042     return FALSE;
7043 #endif
7044
7045   for (y = 0; y < lev_fieldy; y++)
7046     for (x = 0; x < lev_fieldx; x++)
7047       if (Feld[x][y] != level.field[x][y])
7048         field_changed = TRUE;
7049
7050   return (level.changed || field_changed);
7051 }
7052
7053 static boolean PrepareSavingIntoPersonalLevelSet()
7054 {
7055   static LevelDirTree *last_copied_leveldir = NULL;
7056   static LevelDirTree *last_written_leveldir = NULL;
7057   static int last_copied_level_nr = -1;
7058   static int last_written_level_nr = -1;
7059   LevelDirTree *leveldir_former = leveldir_current;
7060   int level_nr_former = level_nr;
7061   int new_level_nr;
7062
7063   // remember last mod/save so that for current session, we write
7064   // back to the same personal copy, asking only about overwrite.
7065   if (leveldir_current == last_copied_leveldir &&
7066       level_nr == last_copied_level_nr)
7067   {
7068     // "cd" to personal level set dir (as used when writing last copy)
7069     leveldir_current = last_written_leveldir;
7070     level_nr = last_written_level_nr;
7071
7072     return TRUE;
7073   }
7074
7075   if (!Request("This level is read only! "
7076                "Save into personal level set?", REQ_ASK))
7077     return FALSE;
7078
7079   // "cd" to personal level set dir (for writing copy the first time)
7080   leveldir_current =
7081     getTreeInfoFromIdentifier(leveldir_first, getLoginName());
7082
7083   // find unused level number
7084   for (new_level_nr = leveldir_current->first_level; ; new_level_nr++)
7085   {
7086     static char *level_filename = NULL;
7087
7088     setString(&level_filename, getDefaultLevelFilename(new_level_nr));
7089
7090     if (!fileExists(level_filename))
7091       break;
7092   }
7093
7094   last_copied_leveldir = leveldir_former;
7095   last_copied_level_nr = level_nr_former;
7096
7097   last_written_leveldir = leveldir_current;
7098   last_written_level_nr = level_nr = new_level_nr;
7099
7100   return TRUE;
7101 }
7102
7103 static void ModifyLevelInfoForSavingIntoPersonalLevelSet(char *former_name)
7104 {
7105   static char *filename_levelinfo = NULL, *mod_name = NULL;
7106   FILE *file;
7107
7108   // annotate this copy-and-mod in personal levelinfo.conf
7109   setString(&filename_levelinfo,
7110             getPath2(getCurrentLevelDir(), LEVELINFO_FILENAME));
7111
7112   if ((file = fopen(filename_levelinfo, MODE_APPEND)))
7113   {
7114     fprintf(file, "\n");
7115     fprintf(file, "# level %d was modified from:\n", level_nr);
7116     fprintf(file, "# - previous level set name:    %s\n",
7117             former_name);
7118     fprintf(file, "# - level within previous set:  %d \"%s\"\n",
7119             level.file_info.nr, level.name);
7120     fprintf(file, "# - previous author:            %s\n",
7121             level.author);
7122     fprintf(file, "# - previous save date:         ");
7123
7124     if (level.creation_date.src == DATE_SRC_LEVELFILE)
7125     {
7126       fprintf(file, "%04d-%02d-%02d\n",
7127               level.creation_date.year,
7128               level.creation_date.month,
7129               level.creation_date.day);
7130     }
7131     else
7132     {
7133       fprintf(file, "not recorded\n");
7134     }
7135
7136     fclose(file);
7137   }
7138
7139   if (level_nr > leveldir_current->last_level)
7140   {
7141     static char *temp_levelinfo = NULL;
7142     FILE *temp_file = NULL;
7143     char line[MAX_LINE_LEN];
7144
7145     setString(&temp_levelinfo,
7146               getPath2(getCurrentLevelDir(),
7147                        getStringCat2(LEVELINFO_FILENAME, ".new")));
7148
7149     if ((file = fopen(filename_levelinfo, MODE_READ)) &&
7150         (temp_file = fopen(temp_levelinfo, MODE_WRITE)))
7151     {
7152       while (fgets(line, MAX_LINE_LEN, file))
7153       {
7154         if (!strPrefix(line, "levels:"))
7155           fputs(line, temp_file);
7156         else
7157           fprintf(temp_file, "%-32s%d\n", "levels:", level_nr + 9);
7158       }
7159     }
7160
7161     if (temp_file)
7162       fclose(temp_file);
7163
7164     if (file)
7165       fclose(file);
7166
7167     // needs error handling; also, ok on dos/win?
7168     unlink(filename_levelinfo);
7169     rename(temp_levelinfo, filename_levelinfo);
7170   }
7171
7172   // else: allow the save even if annotation failed
7173
7174   // now... spray graffiti on the old level vital statistics
7175   // user can change these; just trying to set a good baseline
7176
7177   // don't truncate names for fear of making offensive or silly:
7178   // long-named original author only recorded in levelinfo.conf.
7179   // try to fit "Joe after Bob", "Joe (ed.)", then just "Joe"
7180   if (!strEqual(level.author, leveldir_current->author))
7181   {
7182     setString(&mod_name, getStringCat3(leveldir_current->author,
7183                                        " after ", level.author));
7184
7185     if (strlen(mod_name) > MAX_LEVEL_AUTHOR_LEN)
7186       setString(&mod_name,
7187                 getStringCat2(leveldir_current->author, " (ed.)"));
7188
7189     if (strlen(mod_name) > MAX_LEVEL_AUTHOR_LEN)
7190       setString(&mod_name, leveldir_current->author);
7191
7192     strncpy(level.author, mod_name, MAX_LEVEL_AUTHOR_LEN);
7193
7194     // less worried about truncation here
7195     setString(&mod_name, getStringCat2("Mod: ", level.name));
7196     strncpy(level.name, mod_name, MAX_LEVEL_NAME_LEN);
7197   }
7198 }
7199
7200 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
7201                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
7202 {
7203   int x, y;
7204
7205   for (x = 0; x < lev_fieldx; x++)
7206     for (y = 0; y < lev_fieldy; y++)
7207       dst[x][y] = src[x][y];
7208 }
7209
7210 static int setSelectboxValue(int selectbox_id, int new_value)
7211 {
7212   int new_index_value = 0;
7213   int i;
7214
7215   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
7216     if (selectbox_info[selectbox_id].options[i].value == new_value)
7217       new_index_value = i;
7218
7219   *selectbox_info[selectbox_id].value =
7220     selectbox_info[selectbox_id].options[new_index_value].value;
7221
7222   return new_index_value;
7223 }
7224
7225 static void setSelectboxSpecialActionVariablesIfNeeded()
7226 {
7227   int i;
7228
7229   /* change action mode and arg variables according to action type variable */
7230   for (i = 0; action_arg_options[i].value != -1; i++)
7231   {
7232     if (action_arg_options[i].value == custom_element_change.action_type)
7233     {
7234       int mode = action_arg_options[i].mode;
7235
7236       /* only change if corresponding selectbox has changed */
7237       if (selectbox_info[ED_SELECTBOX_ID_ACTION_MODE].options !=
7238           action_arg_modes[mode])
7239         custom_element_change.action_mode = -1;
7240
7241       /* only change if corresponding selectbox has changed */
7242       if (selectbox_info[ED_SELECTBOX_ID_ACTION_ARG].options !=
7243           action_arg_options[i].options)
7244         custom_element_change.action_arg = -1;
7245
7246       break;
7247     }
7248   }
7249 }
7250
7251 static void setSelectboxSpecialActionOptions()
7252 {
7253   int i;
7254
7255   /* change action mode and arg selectbox according to action type selectbox */
7256   for (i = 0; action_arg_options[i].value != -1; i++)
7257   {
7258     if (action_arg_options[i].value == custom_element_change.action_type)
7259     {
7260       int mode = action_arg_options[i].mode;
7261
7262       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
7263                                    action_arg_modes[mode]);
7264       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
7265                                  custom_element_change.action_mode);
7266
7267       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
7268                                    action_arg_options[i].options);
7269       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
7270                                  custom_element_change.action_arg);
7271       break;
7272     }
7273   }
7274 }
7275
7276 static void copy_custom_element_settings(int element_from, int element_to)
7277 {
7278   struct ElementInfo *ei_from = &element_info[element_from];
7279   struct ElementInfo *ei_to = &element_info[element_to];
7280
7281   copyElementInfo(ei_from, ei_to);
7282 }
7283
7284 static void replace_custom_element_in_settings(int element_from,
7285                                                int element_to)
7286 {
7287   int i, j, x, y;
7288
7289   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7290   {
7291     struct ElementInfo *ei = &element_info[i];
7292
7293     for (y = 0; y < 3; y++)
7294       for (x = 0; x < 3; x++)
7295         if (ei->content.e[x][y] == element_from)
7296           ei->content.e[x][y] = element_to;
7297
7298     for (j = 0; j < ei->num_change_pages; j++)
7299     {
7300       struct ElementChangeInfo *change = &ei->change_page[j];
7301
7302       if (change->target_element == element_from)
7303         change->target_element = element_to;
7304
7305       if (change->initial_trigger_element == element_from)
7306         change->initial_trigger_element = element_to;
7307
7308       if (change->action_element == element_from)
7309         change->action_element = element_to;
7310
7311       for (y = 0; y < 3; y++)
7312         for (x = 0; x < 3; x++)
7313           if (change->target_content.e[x][y] == element_from)
7314             change->target_content.e[x][y] = element_to;
7315     }
7316
7317     if (ei->group != NULL)                              /* group or internal */
7318       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
7319         if (ei->group->element[j] == element_from)
7320           ei->group->element[j] = element_to;
7321   }
7322 }
7323
7324 static void replace_custom_element_in_playfield(int element_from,
7325                                                 int element_to)
7326 {
7327   int x, y;
7328
7329   for (x = 0; x < lev_fieldx; x++)
7330     for (y = 0; y < lev_fieldy; y++)
7331       if (Feld[x][y] == element_from)
7332         Feld[x][y] = element_to;
7333 }
7334
7335 static boolean CopyCustomElement(int element_old, int element_new,
7336                                  int copy_mode)
7337 {
7338   if (copy_mode == GADGET_ID_CUSTOM_COPY)
7339   {
7340     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
7341                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
7342     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
7343   }
7344   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
7345   {
7346     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
7347                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
7348     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
7349
7350     level.changed = TRUE;
7351   }
7352   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
7353   {
7354     Request("Please choose custom element!", REQ_CONFIRM);
7355
7356     return FALSE;
7357   }
7358   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
7359   {
7360     Request("Please choose group element!", REQ_CONFIRM);
7361
7362     return FALSE;
7363   }
7364   else
7365   {
7366     level.changed = TRUE;
7367   }
7368
7369   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
7370   {
7371     copy_custom_element_settings(element_new, element_old);
7372   }
7373   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
7374   {
7375     copy_custom_element_settings(element_old, element_new);
7376   }
7377   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
7378   {
7379     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
7380     copy_custom_element_settings(element_new, element_old);
7381     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
7382
7383     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
7384     replace_custom_element_in_settings(element_new, element_old);
7385     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
7386
7387     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
7388     replace_custom_element_in_playfield(element_new, element_old);
7389     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
7390   }
7391
7392   UpdateCustomElementGraphicGadgets();
7393   DrawPropertiesWindow();
7394
7395   return TRUE;
7396 }
7397
7398 static void CopyCustomElementPropertiesToEditor(int element)
7399 {
7400   int i;
7401   int current_change_page = element_info[element].current_change_page;
7402
7403   /* dynamically (re)build selectbox for selecting change page */
7404   for (i = 0; i < element_info[element].num_change_pages; i++)
7405   {
7406     sprintf(options_change_page_strings[i], "%d", i + 1);
7407
7408     options_change_page[i].value = i;
7409     options_change_page[i].text = options_change_page_strings[i];
7410   }
7411
7412   options_change_page[i].value = -1;
7413   options_change_page[i].text = NULL;
7414
7415   /* needed here to initialize combined element properties */
7416   InitElementPropertiesEngine(level.game_version);
7417
7418   element_info[element].change =
7419     &element_info[element].change_page[current_change_page];
7420
7421   custom_element = element_info[element];
7422   custom_element_change = *element_info[element].change;
7423
7424   /* needed to initially set selectbox options for special action options */
7425   setSelectboxSpecialActionOptions();
7426
7427   /* needed to initially set selectbox value variables to reliable defaults */
7428   for (i = 0; i < ED_NUM_SELECTBOX; i++)
7429     setSelectboxValue(i, *selectbox_info[i].value);
7430
7431   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
7432     custom_element_properties[i] = HAS_PROPERTY(element, i);
7433
7434   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
7435     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
7436
7437   /* ---------- element settings: configure (custom elements) ------------- */
7438
7439   /* set accessible layer selectbox help value */
7440   custom_element.access_type =
7441     (IS_WALKABLE(element) ? EP_WALKABLE :
7442      IS_PASSABLE(element) ? EP_PASSABLE :
7443      custom_element.access_type);
7444   custom_element.access_layer =
7445     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
7446      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
7447      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
7448      custom_element.access_layer);
7449   custom_element.access_protected =
7450     (IS_PROTECTED(element) ? 1 : 0);
7451   custom_element_properties[EP_ACCESSIBLE] =
7452     (IS_ACCESSIBLE_OVER(element) ||
7453      IS_ACCESSIBLE_INSIDE(element) ||
7454      IS_ACCESSIBLE_UNDER(element));
7455
7456   /* set walk-to-object action selectbox help value */
7457   custom_element.walk_to_action =
7458     (IS_DIGGABLE(element) ? EP_DIGGABLE :
7459      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
7460      IS_DROPPABLE(element) ? EP_DROPPABLE :
7461      IS_THROWABLE(element) ? EP_THROWABLE :
7462      IS_PUSHABLE(element) ? EP_PUSHABLE :
7463      custom_element.walk_to_action);
7464   custom_element_properties[EP_WALK_TO_OBJECT] =
7465     (IS_DIGGABLE(element) ||
7466      IS_COLLECTIBLE_ONLY(element) ||
7467      IS_DROPPABLE(element) ||
7468      IS_THROWABLE(element) ||
7469      IS_PUSHABLE(element));
7470
7471   /* set smash targets selectbox help value */
7472   custom_element.smash_targets =
7473     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
7474      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
7475      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
7476      custom_element.smash_targets);
7477   custom_element_properties[EP_CAN_SMASH] =
7478     (CAN_SMASH_EVERYTHING(element) ||
7479      CAN_SMASH_ENEMIES(element) ||
7480      CAN_SMASH_PLAYER(element));
7481
7482   /* set deadliness selectbox help value */
7483   custom_element.deadliness =
7484     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
7485      DONT_GET_HIT_BY(element) ? EP_DONT_GET_HIT_BY :
7486      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
7487      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
7488      custom_element.deadliness);
7489   custom_element_properties[EP_DEADLY] =
7490     (DONT_TOUCH(element) ||
7491      DONT_GET_HIT_BY(element) ||
7492      DONT_COLLIDE_WITH(element) ||
7493      DONT_RUN_INTO(element));
7494
7495   /* ---------- element settings: advanced (custom elements) --------------- */
7496
7497   /* set "change by direct action" selectbox help value */
7498   custom_element_change.direct_action =
7499     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
7500      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
7501      HAS_CHANGE_EVENT(element, CE_SWITCHED_BY_PLAYER) ? CE_SWITCHED_BY_PLAYER :
7502      HAS_CHANGE_EVENT(element, CE_SNAPPED_BY_PLAYER) ? CE_SNAPPED_BY_PLAYER :
7503      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
7504      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
7505      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
7506      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
7507      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
7508      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
7509      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
7510      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
7511      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
7512      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
7513      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES) ? CE_VALUE_CHANGES :
7514      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES) ? CE_SCORE_CHANGES :
7515      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
7516      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO) ? CE_SCORE_GETS_ZERO :
7517      custom_element_change.direct_action);
7518
7519   /* set "change by other element action" selectbox help value */
7520   custom_element_change.other_action =
7521     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
7522      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
7523      HAS_CHANGE_EVENT(element, CE_PLAYER_SWITCHES_X) ? CE_PLAYER_SWITCHES_X :
7524      HAS_CHANGE_EVENT(element, CE_PLAYER_SNAPS_X) ? CE_PLAYER_SNAPS_X :
7525      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
7526      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
7527      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
7528      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
7529      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
7530      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
7531      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
7532      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
7533      HAS_CHANGE_EVENT(element, CE_DIGGING_X) ? CE_DIGGING_X :
7534      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
7535      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
7536      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
7537      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
7538      HAS_CHANGE_EVENT(element, CE_MOVE_OF_X) ? CE_MOVE_OF_X :
7539      HAS_CHANGE_EVENT(element, CE_CREATION_OF_X) ? CE_CREATION_OF_X :
7540      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES_OF_X) ? CE_VALUE_CHANGES_OF_X :
7541      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES_OF_X) ? CE_SCORE_CHANGES_OF_X :
7542      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
7543      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO_OF_X) ? CE_SCORE_GETS_ZERO_OF_X :
7544      custom_element_change.other_action);
7545 }
7546
7547 static void CopyGroupElementPropertiesToEditor(int element)
7548 {
7549   group_element_info = *element_info[element].group;
7550   custom_element = element_info[element];       /* needed for description */
7551 }
7552
7553 static void CopyClassicElementPropertiesToEditor(int element)
7554 {
7555   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
7556     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
7557       getMoveIntoAcidProperty(&level, element);
7558
7559   if (MAYBE_DONT_COLLIDE_WITH(element))
7560     custom_element_properties[EP_DONT_COLLIDE_WITH] =
7561       getDontCollideWithProperty(&level, element);
7562 }
7563
7564 static void CopyElementPropertiesToEditor(int element)
7565 {
7566   if (IS_CUSTOM_ELEMENT(element))
7567     CopyCustomElementPropertiesToEditor(element);
7568   else if (IS_GROUP_ELEMENT(element))
7569     CopyGroupElementPropertiesToEditor(element);
7570   else
7571     CopyClassicElementPropertiesToEditor(element);
7572 }
7573
7574 static void CopyCustomElementPropertiesToGame(int element)
7575 {
7576   int i;
7577   int access_type_and_layer;
7578
7579   /* mark that this custom element has been modified */
7580   custom_element.modified_settings = TRUE;
7581   level.changed = TRUE;
7582
7583   if (level.use_custom_template)
7584   {
7585     if (Request("Copy and modify level template?", REQ_ASK))
7586     {
7587       level.use_custom_template = FALSE;
7588       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
7589                    GDI_CHECKED, FALSE, GDI_END);
7590     }
7591     else
7592     {
7593       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
7594
7595       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
7596     }
7597   }
7598
7599   element_info[element] = custom_element;
7600   *element_info[element].change = custom_element_change;
7601
7602   /* ---------- element settings: configure (custom elements) ------------- */
7603
7604   /* set accessible property from checkbox and selectbox */
7605   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
7606   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
7607   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
7608   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
7609   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
7610   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
7611   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
7612                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
7613                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
7614   custom_element_properties[access_type_and_layer] =
7615     custom_element_properties[EP_ACCESSIBLE];
7616   custom_element_properties[EP_PROTECTED] =
7617     (custom_element.access_protected != 0 &&
7618      custom_element_properties[EP_ACCESSIBLE]);
7619
7620   /* set walk-to-object property from checkbox and selectbox */
7621   custom_element_properties[EP_DIGGABLE] = FALSE;
7622   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
7623   custom_element_properties[EP_DROPPABLE] = FALSE;
7624   custom_element_properties[EP_THROWABLE] = FALSE;
7625   custom_element_properties[EP_PUSHABLE] = FALSE;
7626   custom_element_properties[custom_element.walk_to_action] =
7627     custom_element_properties[EP_WALK_TO_OBJECT];
7628
7629   /* set smash property from checkbox and selectbox */
7630   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
7631   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
7632   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
7633   custom_element_properties[custom_element.smash_targets] =
7634     custom_element_properties[EP_CAN_SMASH];
7635
7636   /* set deadliness property from checkbox and selectbox */
7637   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
7638   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
7639   custom_element_properties[EP_DONT_GET_HIT_BY] = FALSE;
7640   custom_element_properties[EP_DONT_TOUCH] = FALSE;
7641   custom_element_properties[custom_element.deadliness] =
7642     custom_element_properties[EP_DEADLY];
7643
7644   /* ---------- element settings: advanced (custom elements) --------------- */
7645
7646   /* set player change event from checkbox and selectbox */
7647   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
7648   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
7649   custom_element_change_events[CE_SWITCHED_BY_PLAYER] = FALSE;
7650   custom_element_change_events[CE_SNAPPED_BY_PLAYER] = FALSE;
7651   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
7652   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
7653   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
7654   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
7655   custom_element_change_events[CE_SWITCHED] = FALSE;
7656   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
7657   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
7658   custom_element_change_events[CE_BLOCKED] = FALSE;
7659   custom_element_change_events[CE_IMPACT] = FALSE;
7660   custom_element_change_events[CE_SMASHED] = FALSE;
7661   custom_element_change_events[CE_VALUE_CHANGES] = FALSE;
7662   custom_element_change_events[CE_SCORE_CHANGES] = FALSE;
7663   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
7664   custom_element_change_events[CE_SCORE_GETS_ZERO] = FALSE;
7665   custom_element_change_events[custom_element_change.direct_action] =
7666     custom_element_change_events[CE_BY_DIRECT_ACTION];
7667
7668   /* set other element action change event from checkbox and selectbox */
7669   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
7670   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
7671   custom_element_change_events[CE_PLAYER_SWITCHES_X] = FALSE;
7672   custom_element_change_events[CE_PLAYER_SNAPS_X] = FALSE;
7673   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
7674   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
7675   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
7676   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
7677   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
7678   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
7679   custom_element_change_events[CE_TOUCHING_X] = FALSE;
7680   custom_element_change_events[CE_HITTING_X] = FALSE;
7681   custom_element_change_events[CE_DIGGING_X] = FALSE;
7682   custom_element_change_events[CE_HIT_BY_X] = FALSE;
7683   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
7684   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
7685   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
7686   custom_element_change_events[CE_MOVE_OF_X] = FALSE;
7687   custom_element_change_events[CE_CREATION_OF_X] = FALSE;
7688   custom_element_change_events[CE_VALUE_CHANGES_OF_X] = FALSE;
7689   custom_element_change_events[CE_SCORE_CHANGES_OF_X] = FALSE;
7690   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
7691   custom_element_change_events[CE_SCORE_GETS_ZERO_OF_X] = FALSE;
7692   custom_element_change_events[custom_element_change.other_action] =
7693     custom_element_change_events[CE_BY_OTHER_ACTION];
7694
7695   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
7696     SET_PROPERTY(element, i, custom_element_properties[i]);
7697
7698   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
7699     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
7700
7701   /* copy change events also to special level editor variable */
7702   custom_element = element_info[element];
7703   custom_element_change = *element_info[element].change;
7704 }
7705
7706 static void CopyGroupElementPropertiesToGame(int element)
7707 {
7708   element_info[element] = custom_element;
7709   *element_info[element].group = group_element_info;
7710
7711   /* mark that this group element has been modified */
7712   element_info[element].modified_settings = TRUE;
7713   level.changed = TRUE;
7714 }
7715
7716 static void CopyClassicElementPropertiesToGame(int element)
7717 {
7718   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
7719     setMoveIntoAcidProperty(&level, element,
7720                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
7721
7722   if (MAYBE_DONT_COLLIDE_WITH(element))
7723     setDontCollideWithProperty(&level, element,
7724                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
7725 }
7726
7727 static void CopyElementPropertiesToGame(int element)
7728 {
7729   if (IS_CUSTOM_ELEMENT(element))
7730     CopyCustomElementPropertiesToGame(element);
7731   else if (IS_GROUP_ELEMENT(element))
7732     CopyGroupElementPropertiesToGame(element);
7733   else
7734     CopyClassicElementPropertiesToGame(element);
7735 }
7736
7737 void CheckElementDescriptions()
7738 {
7739   int i;
7740
7741   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7742     if (getElementDescriptionFilename(i) == NULL && !IS_OBSOLETE(i))
7743       Error(ERR_WARN, "no element description for element '%s'", EL_NAME(i));
7744 }
7745
7746 void DrawLevelEd()
7747 {
7748   StopAnimation();
7749
7750   CloseDoor(DOOR_CLOSE_ALL);
7751
7752 #if 1
7753   FadeOut(REDRAW_FIELD);
7754 #endif
7755
7756 #if 1
7757   /* needed if different viewport properties defined for editor */
7758   ChangeViewportPropertiesIfNeeded();
7759 #endif
7760
7761   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
7762
7763 #if DEBUG
7764   CheckElementDescriptions();
7765 #endif
7766
7767   if (level_editor_test_game)
7768   {
7769     CopyPlayfield(level.field, Feld);
7770     CopyPlayfield(FieldBackup, level.field);
7771
7772     level_editor_test_game = FALSE;
7773   }
7774   else
7775   {
7776     edit_mode = ED_MODE_DRAWING;
7777     edit_mode_levelinfo = ED_MODE_LEVELINFO_LEVEL;
7778     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
7779
7780     ResetUndoBuffer();
7781
7782     level_xpos = -1;
7783     level_ypos = -1;
7784   }
7785
7786   /* copy default editor door content to main double buffer */
7787 #if 1
7788   BlitBitmap(graphic_info[IMG_BACKGROUND_PALETTE].bitmap, drawto,
7789              graphic_info[IMG_BACKGROUND_PALETTE].src_x,
7790              graphic_info[IMG_BACKGROUND_PALETTE].src_y,
7791              DXSIZE, DYSIZE, DX, DY);
7792 #else
7793   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
7794              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
7795 #endif
7796
7797 #if 0
7798   printf("::: %d, %d  /  %d, %d\n", VX, VY, EX, EY);
7799 #endif
7800
7801   /* draw bigger door */
7802   DrawSpecialEditorDoor();
7803
7804   /* draw new control window */
7805   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
7806              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
7807
7808   redraw_mask |= REDRAW_ALL;
7809
7810 #if 1
7811   FreeLevelEditorGadgets();
7812   CreateLevelEditorGadgets();
7813 #endif
7814
7815   ReinitializeElementList();            /* update dynamic level element list */
7816   ReinitializeElementListButtons();     /* custom element may look different */
7817
7818   InitElementPropertiesGfxElement();
7819
7820 #if 1
7821   UnmapAllGadgets();
7822 #else
7823   UnmapTapeButtons();
7824 #endif
7825   MapControlButtons();
7826
7827 #if 0
7828   FadeOut(REDRAW_FIELD);
7829 #endif
7830
7831   DrawEditModeWindow();
7832
7833 #if 1
7834   FadeIn(REDRAW_FIELD);
7835 #endif
7836
7837   /* copy actual editor door content to door double buffer for OpenDoor() */
7838   BlitBitmap(drawto, bitmap_db_door,
7839              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
7840
7841 #if 1
7842   /* draw new control window (with border) to window */
7843   redraw_mask |= REDRAW_ALL;
7844   BackToFront();
7845 #endif
7846
7847   OpenDoor(DOOR_OPEN_1);
7848 }
7849
7850 static void AdjustDrawingAreaGadgets()
7851 {
7852   int ed_xsize = lev_fieldx + 2;
7853   int ed_ysize = lev_fieldy + 2;
7854   int max_ed_fieldx = MAX_ED_FIELDX;
7855   int max_ed_fieldy = MAX_ED_FIELDY;
7856   boolean horizontal_scrollbar_needed;
7857   boolean vertical_scrollbar_needed;
7858   int x, y, width, height;
7859   int xoffset, yoffset;
7860
7861   /* check if we need any scrollbars */
7862   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7863   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
7864
7865   /* check if we have a smaller editor field because of scrollbars */
7866   if (horizontal_scrollbar_needed)
7867     max_ed_fieldy = MAX_ED_FIELDY - 1;
7868   if (vertical_scrollbar_needed)
7869     max_ed_fieldx = MAX_ED_FIELDX - 1;
7870
7871   /* check again if we now need more scrollbars because of less space */
7872   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7873   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
7874
7875   /* check if editor field gets even smaller after adding new scrollbars */
7876   if (horizontal_scrollbar_needed)
7877     max_ed_fieldy = MAX_ED_FIELDY - 1;
7878   if (vertical_scrollbar_needed)
7879     max_ed_fieldx = MAX_ED_FIELDX - 1;
7880
7881   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
7882   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
7883
7884   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
7885                GDI_WIDTH, ed_fieldx * MINI_TILEX,
7886                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
7887                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
7888                GDI_END);
7889
7890   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
7891   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
7892
7893 #if 1
7894   x = SX + scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
7895   y = SX + scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
7896 #else
7897   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
7898   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
7899 #endif
7900
7901   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
7902   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
7903
7904 #if 1
7905   width  = scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
7906   height = scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
7907 #else
7908   width  = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
7909   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
7910 #endif
7911
7912   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
7913                GDI_WIDTH, width,
7914                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
7915                GDI_END);
7916   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
7917                GDI_HEIGHT, height,
7918                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
7919                GDI_END);
7920 }
7921
7922 static void AdjustLevelScrollPosition()
7923 {
7924   if (level_xpos < -1)
7925     level_xpos = -1;
7926   if (level_xpos > lev_fieldx - ed_fieldx + 1)
7927     level_xpos = lev_fieldx - ed_fieldx + 1;
7928   if (lev_fieldx < ed_fieldx - 2)
7929     level_xpos = -1;
7930
7931   if (level_ypos < -1)
7932     level_ypos = -1;
7933   if (level_ypos > lev_fieldy - ed_fieldy + 1)
7934     level_ypos = lev_fieldy - ed_fieldy + 1;
7935   if (lev_fieldy < ed_fieldy - 2)
7936     level_ypos = -1;
7937 }
7938
7939 static void AdjustEditorScrollbar(int id)
7940 {
7941   struct GadgetInfo *gi = level_editor_gadget[id];
7942   int items_max, items_visible, item_position;
7943
7944   if (id == GADGET_ID_SCROLL_HORIZONTAL)
7945   {
7946     items_max = MAX(lev_fieldx + 2, ed_fieldx);
7947     items_visible = ed_fieldx;
7948     item_position = level_xpos + 1;
7949   }
7950   else
7951   {
7952     items_max = MAX(lev_fieldy + 2, ed_fieldy);
7953     items_visible = ed_fieldy;
7954     item_position = level_ypos + 1;
7955   }
7956
7957   if (item_position > items_max - items_visible)
7958     item_position = items_max - items_visible;
7959
7960   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7961                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7962 }
7963
7964 static void AdjustElementListScrollbar()
7965 {
7966   struct GadgetInfo *gi = level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL];
7967   int items_max, items_visible, item_position;
7968
7969   /* correct position of element list scrollbar */
7970   if (element_shift < 0)
7971     element_shift = 0;
7972   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
7973     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
7974
7975   items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
7976   items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
7977   item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
7978
7979   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7980                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
7981                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7982 }
7983
7984 static void ModifyEditorCounterValue(int counter_id, int new_value)
7985 {
7986   int *counter_value = counterbutton_info[counter_id].value;
7987   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7988   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7989
7990   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
7991
7992   if (counter_value != NULL)
7993     *counter_value = gi->textinput.number_value;
7994 }
7995
7996 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
7997 {
7998   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7999   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8000
8001   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
8002
8003   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
8004       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
8005   {
8006     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
8007     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
8008
8009     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
8010     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_DISTANCE,GDI_END);
8011   }
8012 }
8013
8014 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
8015 {
8016   int gadget_id = selectbox_info[selectbox_id].gadget_id;
8017   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8018   int new_index_value = setSelectboxValue(selectbox_id, new_value);
8019
8020   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
8021 }
8022
8023 static void ModifyEditorSelectboxOptions(int selectbox_id,
8024                                          struct ValueTextInfo *options)
8025 {
8026   int gadget_id = selectbox_info[selectbox_id].gadget_id;
8027   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8028
8029   selectbox_info[selectbox_id].options = options;
8030
8031   /* set index to zero -- list may be shorter now (correct later, if needed) */
8032   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
8033                GDI_SELECTBOX_OPTIONS, options, GDI_END);
8034 }
8035
8036 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
8037 {
8038   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
8039   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8040
8041   drawingarea_info[drawingarea_id].area_xsize = xsize;
8042   drawingarea_info[drawingarea_id].area_ysize = ysize;
8043
8044   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
8045 }
8046
8047 static void ModifyEditorElementList()
8048 {
8049   int i;
8050
8051   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
8052   {
8053     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
8054     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8055     struct GadgetDesign *gd = &gi->deco.design;
8056     int element = editor_elements[element_shift + i];
8057
8058     UnmapGadget(gi);
8059
8060     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
8061     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
8062
8063     MapGadget(gi);
8064   }
8065 }
8066
8067 static void PickDrawingElement(int button, int element)
8068 {
8069   if (button < 1 || button > 3)
8070     return;
8071
8072   if (button == 1)
8073   {
8074     new_element1 = element;
8075     DrawMiniGraphicExt(drawto,
8076                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
8077                        el2edimg(new_element1));
8078   }
8079   else if (button == 2)
8080   {
8081     new_element2 = element;
8082     DrawMiniGraphicExt(drawto,
8083                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
8084                        el2edimg(new_element2));
8085   }
8086   else
8087   {
8088     new_element3 = element;
8089     DrawMiniGraphicExt(drawto,
8090                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
8091                        el2edimg(new_element3));
8092   }
8093
8094   redraw_mask |= REDRAW_DOOR_1;
8095 }
8096
8097 static void RedrawDrawingElements()
8098 {
8099   PickDrawingElement(1, new_element1);
8100   PickDrawingElement(2, new_element2);
8101   PickDrawingElement(3, new_element3);
8102 }
8103
8104 static void DrawDrawingWindow()
8105 {
8106   stick_element_properties_window = FALSE;
8107
8108   SetMainBackgroundImage(IMG_UNDEFINED);
8109   ClearField();
8110
8111   UnmapLevelEditorFieldGadgets();
8112   UnmapLevelEditorToolboxCustomGadgets();
8113
8114   AdjustDrawingAreaGadgets();
8115   AdjustLevelScrollPosition();
8116   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
8117   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
8118
8119   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8120
8121   MapMainDrawingArea();
8122   MapLevelEditorToolboxDrawingGadgets();
8123 }
8124
8125 static int getTabulatorBarWidth()
8126 {
8127   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
8128   struct GadgetInfo *gd_gi4 = level_editor_gadget[GADGET_ID_PROPERTIES_CHANGE];
8129
8130   return gd_gi4->x - gd_gi1->x + gd_gi4->width;
8131 }
8132
8133 static void DrawLevelInfoTabulatorGadgets()
8134 {
8135   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_LEVELINFO_LEVEL];
8136   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
8137   int gd_x = gd->x + gd_gi1->border.width / 2;
8138   int gd_y = gd->y + gd_gi1->height - 1;
8139   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
8140   int id_first = ED_TEXTBUTTON_ID_LEVELINFO_LEVEL;
8141   int id_last  = ED_TEXTBUTTON_ID_LEVELINFO_EDITOR;
8142 #if 1
8143 #else
8144   int max_tabs = 2;
8145 #endif
8146   int i;
8147
8148   for (i = id_first; i <= id_last; i++)
8149   {
8150     int gadget_id = textbutton_info[i].gadget_id;
8151     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8152     boolean active = (i != edit_mode_levelinfo);
8153
8154     /* draw background line below tabulator button */
8155     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
8156
8157     /* draw solid line below inactive tabulator buttons */
8158     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
8159       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, tab_color);
8160
8161     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
8162     MapTextbuttonGadget(i);
8163   }
8164
8165 #if 1
8166   /* draw little border line below tabulator buttons */
8167   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8168     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
8169                   getTabulatorBarWidth(), ED_GADGET_DISTANCE,
8170                   tab_color);
8171 #else
8172   /* draw little border line below tabulator buttons */
8173   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8174     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
8175                   max_tabs * gd_gi1->width + (max_tabs -1) * ED_GADGET_DISTANCE,
8176                   ED_GADGET_DISTANCE, tab_color);
8177 #endif
8178 }
8179
8180 static void DrawPropertiesTabulatorGadgets()
8181 {
8182   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
8183   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
8184   int gd_x = gd->x + gd_gi1->border.width / 2;
8185   int gd_y = gd->y + gd_gi1->height - 1;
8186   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
8187   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
8188   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
8189 #if 1
8190 #else
8191   int max_tabs = 4;
8192 #endif
8193   int i;
8194
8195   /* draw two config tabulators for player elements */
8196   if (ELEM_IS_PLAYER(properties_element))
8197     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2;
8198
8199   /* draw two config and one "change" tabulator for custom elements */
8200   if (IS_CUSTOM_ELEMENT(properties_element))
8201     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
8202
8203   for (i = id_first; i <= id_last; i++)
8204   {
8205     int gadget_id = textbutton_info[i].gadget_id;
8206     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8207     boolean active = (i != edit_mode_properties);
8208
8209     /* use "config 1" and "config 2" instead of "config" for players and CEs */
8210     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
8211         (ELEM_IS_PLAYER(properties_element) ||
8212          IS_CUSTOM_ELEMENT(properties_element)))
8213       continue;
8214
8215     /* draw background line below tabulator button */
8216     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
8217
8218     /* draw solid line below inactive tabulator buttons */
8219     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
8220       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, tab_color);
8221
8222     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
8223     MapTextbuttonGadget(i);
8224   }
8225
8226 #if 1
8227   /* draw little border line below tabulator buttons */
8228   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8229     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
8230                   getTabulatorBarWidth(), ED_GADGET_DISTANCE,
8231                   tab_color);
8232 #else
8233   /* draw little border line below tabulator buttons */
8234   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8235     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
8236                   max_tabs * gd_gi1->width + (max_tabs -1) * ED_GADGET_DISTANCE,
8237                   ED_GADGET_DISTANCE, tab_color);
8238 #endif
8239 }
8240
8241 static void DrawLevelInfoLevel()
8242 {
8243   int i;
8244
8245   /* draw counter gadgets */
8246   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
8247     MapCounterButtons(i);
8248
8249   /* draw selectbox gadgets */
8250   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
8251     MapSelectboxGadget(i);
8252
8253   /* draw text input gadgets */
8254   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
8255     MapTextInputGadget(i);
8256 }
8257
8258 static void DrawLevelInfoEditor()
8259 {
8260   int i;
8261
8262   /* draw counter gadgets */
8263   for (i = ED_COUNTER_ID_EDITOR_FIRST; i <= ED_COUNTER_ID_EDITOR_LAST; i++)
8264     MapCounterButtons(i);
8265
8266   /* draw checkbutton gadgets */
8267   for (i=ED_CHECKBUTTON_ID_EDITOR_FIRST; i<= ED_CHECKBUTTON_ID_EDITOR_LAST; i++)
8268     MapCheckbuttonGadget(i);
8269
8270   /* draw radiobutton gadgets */
8271   for (i=ED_RADIOBUTTON_ID_EDITOR_FIRST; i<= ED_RADIOBUTTON_ID_EDITOR_LAST; i++)
8272     MapRadiobuttonGadget(i);
8273
8274   /* draw drawing area */
8275   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
8276 }
8277
8278 static void DrawLevelInfoWindow()
8279 {
8280   stick_element_properties_window = FALSE;
8281
8282   UnmapLevelEditorFieldGadgets();
8283
8284   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
8285   ClearField();
8286
8287 #if 1
8288 #if 1
8289   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Global Settings");
8290 #else
8291   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Level Settings");
8292   DrawTextSCentered(ED_SETTINGS2_YPOS, FONT_TITLE_1, "Editor Settings");
8293 #endif
8294 #else
8295   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
8296            "Level Settings", FONT_TITLE_1);
8297   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
8298            "Editor Settings", FONT_TITLE_1);
8299 #endif
8300
8301   DrawLevelInfoTabulatorGadgets();
8302
8303   if (edit_mode_levelinfo == ED_MODE_LEVELINFO_LEVEL)
8304     DrawLevelInfoLevel();
8305   else  /* (edit_mode_levelinfo == ED_MODE_LEVELINFO_EDITOR) */
8306     DrawLevelInfoEditor();
8307 }
8308
8309 static void DrawCustomContentArea()
8310 {
8311   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
8312   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
8313   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
8314   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
8315   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
8316   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
8317
8318   /* add distance for potential left text (without drawing area border) */
8319   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
8320
8321   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
8322
8323   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
8324 }
8325
8326 static void DrawCustomChangeContentArea()
8327 {
8328   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
8329   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
8330   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
8331   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
8332   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
8333   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
8334
8335   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
8336
8337   MapDrawingArea(id);
8338 }
8339
8340 static void DrawYamYamContentAreas()
8341 {
8342   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
8343   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
8344   int i;
8345
8346   /* display counter to choose number of element content areas */
8347   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
8348
8349   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
8350   {
8351     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
8352
8353     if (i < level.num_yamyam_contents)
8354     {
8355       MapDrawingArea(id);
8356     }
8357     else
8358     {
8359       int font_height = getFontHeight(FONT_TEXT_1);
8360
8361       UnmapDrawingArea(id);
8362
8363       /* delete content areas in case of reducing number of them */
8364       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
8365                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
8366                      4 * MINI_TILEX,
8367                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
8368     }
8369   }
8370
8371   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
8372   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
8373   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
8374 }
8375
8376 static void DrawMagicBallContentAreas()
8377 {
8378   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
8379   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
8380   int i;
8381
8382   /* display counter to choose number of element content areas */
8383   MapCounterButtons(ED_COUNTER_ID_BALL_CONTENT);
8384
8385   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
8386   {
8387     int id = ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i;
8388
8389     if (i < level.num_ball_contents)
8390     {
8391       MapDrawingArea(id);
8392     }
8393     else
8394     {
8395       int font_height = getFontHeight(FONT_TEXT_1);
8396
8397       UnmapDrawingArea(id);
8398
8399       /* delete content areas in case of reducing number of them */
8400       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
8401                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
8402                      4 * MINI_TILEX,
8403                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
8404     }
8405   }
8406
8407   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
8408   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
8409   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
8410 }
8411
8412 static void DrawAndroidElementArea(int element)
8413 {
8414   int num_elements = level.num_android_clone_elements;
8415   int id = ED_DRAWING_ID_ANDROID_CONTENT;
8416   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
8417   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
8418   int xsize = MAX_ANDROID_ELEMENTS;
8419   int ysize = 1;
8420
8421   /* display counter to choose number of element areas */
8422   MapCounterButtons(ED_COUNTER_ID_ANDROID_CONTENT);
8423
8424   if (drawingarea_info[id].text_left != NULL)
8425     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
8426
8427   UnmapDrawingArea(id);
8428
8429   ModifyEditorDrawingArea(id, num_elements, 1);
8430
8431   /* delete content areas in case of reducing number of them */
8432   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
8433
8434   MapDrawingArea(id);
8435 }
8436
8437 static void DrawGroupElementArea(int element)
8438 {
8439   int num_elements = group_element_info.num_elements;
8440   int id = ED_DRAWING_ID_GROUP_CONTENT;
8441   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
8442   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
8443   int xsize = MAX_ELEMENTS_IN_GROUP;
8444   int ysize = 1;
8445
8446   if (drawingarea_info[id].text_left != NULL)
8447     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
8448
8449   UnmapDrawingArea(id);
8450
8451   ModifyEditorDrawingArea(id, num_elements, 1);
8452
8453   /* delete content areas in case of reducing number of them */
8454   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
8455
8456   MapDrawingArea(id);
8457 }
8458
8459 static void DrawPlayerInitialInventoryArea(int element)
8460 {
8461   int player_nr = GET_PLAYER_NR(element);
8462   int num_elements = level.initial_inventory_size[player_nr];
8463   int id = ED_DRAWING_ID_INVENTORY_CONTENT;
8464   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
8465   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
8466   int xsize = MAX_INITIAL_INVENTORY_SIZE;
8467   int ysize = 1;
8468
8469   /* determine horizontal position to the right of specified gadget */
8470   if (drawingarea_info[id].gadget_id_align != GADGET_ID_NONE)
8471     sx += (right_gadget_border[drawingarea_info[id].gadget_id_align] +
8472            ED_DRAWINGAREA_TEXT_DISTANCE);
8473
8474   /* determine horizontal offset for leading text */
8475   if (drawingarea_info[id].text_left != NULL)
8476     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
8477
8478   UnmapDrawingArea(id);
8479
8480   ModifyEditorDrawingArea(id, num_elements, 1);
8481
8482   /* delete content areas in case of reducing number of them */
8483   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
8484
8485   MapDrawingArea(id);
8486 }
8487
8488 static void DrawEnvelopeTextArea(int envelope_nr)
8489 {
8490   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
8491   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
8492
8493   UnmapGadget(gi);
8494   DrawBackground(gi->x, gi->y, gi->width, gi->height);
8495
8496   if (envelope_nr != -1)
8497     textarea_info[id].value = level.envelope[envelope_nr].text;
8498
8499   ModifyGadget(gi, GDI_AREA_SIZE,
8500                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
8501                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
8502                GDI_END);
8503
8504   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
8505 }
8506
8507 static boolean PrintInfoText(char *text, int font_nr, int start_line)
8508 {
8509   int font_height = getFontHeight(font_nr);
8510   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
8511   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
8512   int sx = SX + pad_x;
8513   int sy = SY + pad_y;
8514   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
8515
8516   if (start_line >= max_lines_per_screen)
8517     return FALSE;
8518
8519   DrawText(sx, sy + start_line * font_height, text, font_nr);
8520
8521   return TRUE;
8522 }
8523
8524 static int PrintElementDescriptionFromFile(char *filename, int start_line)
8525 {
8526   int font_nr = FONT_TEXT_2;
8527   int font_width = getFontWidth(font_nr);
8528   int font_height = getFontHeight(font_nr);
8529   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
8530   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
8531   int sx = SX + pad_x;
8532   int sy = SY + pad_y + start_line * font_height;
8533   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
8534   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
8535
8536   return DrawTextFile(sx, sy, filename, font_nr, max_chars_per_line, -1,
8537                       max_lines_per_screen, 0, -1, TRUE, FALSE, FALSE);
8538 }
8539
8540 static void DrawPropertiesInfo()
8541 {
8542   static struct
8543   {
8544     int value;
8545     char *text;
8546   }
8547   properties[] =
8548   {
8549     /* configurable properties */
8550
8551     { EP_WALKABLE_OVER,         "- player can walk over it"             },
8552     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
8553     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
8554     { EP_PASSABLE_OVER,         "- player can pass over it"             },
8555     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
8556     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
8557     { EP_PROTECTED,             "- player is protected by it"           },
8558
8559     { EP_DIGGABLE,              "- can be digged away"                  },
8560     { EP_COLLECTIBLE,           "- can be collected"                    },
8561     { EP_DROPPABLE,             "- can be dropped after collecting"     },
8562     { EP_THROWABLE,             "- can be thrown after collecting"      },
8563     { EP_PUSHABLE,              "- can be pushed"                       },
8564
8565     { EP_CAN_FALL,              "- can fall"                            },
8566     { EP_CAN_MOVE,              "- can move"                            },
8567
8568     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
8569 #if 0
8570     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
8571 #endif
8572     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
8573
8574     { EP_SLIPPERY,              "- slippery for falling elements"       },
8575     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
8576
8577     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
8578     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
8579     { EP_DONT_GET_HIT_BY,       "- deadly when getting hit by"          },
8580     { EP_DONT_TOUCH,            "- deadly when touching"                },
8581
8582     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
8583
8584     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
8585     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
8586     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
8587
8588     { EP_CAN_CHANGE,            "- can change to other element"         },
8589
8590     /* pre-defined properties */
8591     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
8592     { EP_CAN_PASS_DC_MAGIC_WALL,"- can pass magic walls (DC style)"     },
8593     { EP_SWITCHABLE,            "- can be switched"                     },
8594 #if 0
8595     { EP_HAS_EDITOR_CONTENT,    "- can contain other elements"          },
8596 #endif
8597
8598     { -1,                       NULL                                    }
8599   };
8600   char *filename = getElementDescriptionFilename(properties_element);
8601   char *percentage_text = "In this level:";
8602   char *properties_text = "Standard properties:";
8603   float percentage;
8604   int num_elements_in_level;
8605   int num_standard_properties = 0;
8606   int font1_nr = FONT_TEXT_1;
8607   int font2_nr = FONT_TEXT_2;
8608   int font1_width = getFontWidth(font1_nr);
8609   int font2_height = getFontHeight(font2_nr);
8610   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
8611   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
8612   int screen_line = 0;
8613   int i, x, y;
8614
8615   if (setup.editor.show_element_token)
8616   {
8617     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
8618               "[%s]", element_info[properties_element].token_name);
8619     screen_line++;
8620   }
8621
8622   /* ----- print number of elements / percentage of this element in level */
8623
8624   num_elements_in_level = 0;
8625   for (y = 0; y < lev_fieldy; y++)
8626     for (x = 0; x < lev_fieldx; x++)
8627       if (Feld[x][y] == properties_element)
8628         num_elements_in_level++;
8629   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
8630
8631   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
8632             percentage_text);
8633   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
8634             pad_y + screen_line++ * font2_height, font2_nr,
8635             "%d (%.2f%%)", num_elements_in_level, percentage);
8636
8637   screen_line++;
8638
8639   /* ----- print standard properties of this element */
8640
8641   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
8642             properties_text);
8643
8644   for (i = 0; properties[i].value != -1; i++)
8645   {
8646     if (!HAS_PROPERTY(properties_element, properties[i].value))
8647       continue;
8648
8649     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
8650               properties[i].text);
8651     num_standard_properties++;
8652   }
8653
8654   if (num_standard_properties == 0)
8655     DrawTextS(pad_x + strlen(properties_text) * font1_width,
8656               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
8657
8658   screen_line++;
8659
8660   /* ----- print special description of this element */
8661
8662   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
8663   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
8664     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
8665 }
8666
8667 #define TEXT_COLLECTING         "Score for collecting"
8668 #define TEXT_SMASHING           "Score for smashing"
8669 #define TEXT_SLURPING           "Score for slurping robot"
8670 #define TEXT_CRACKING           "Score for cracking"
8671 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
8672 #define TEXT_DURATION           "Duration when activated"
8673 #define TEXT_BALL_DELAY         "Element generation delay"
8674 #define TEXT_MOVE_SPEED         "Speed of android moving"
8675 #define TEXT_CLONE_SPEED        "Speed of android cloning"
8676 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
8677 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
8678 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
8679 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
8680 #define TEXT_TIME_BONUS         "Extra time to solve level"
8681
8682 static struct
8683 {
8684   int element;
8685   int *value;
8686   char *text;
8687 } elements_with_counter[] =
8688 {
8689   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
8690   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
8691   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
8692   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
8693   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
8694   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
8695   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
8696   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
8697   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
8698   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
8699   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
8700   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
8701   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
8702   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
8703   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
8704   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
8705   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
8706   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
8707   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
8708   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
8709   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8710   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8711   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8712   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8713   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8714   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8715   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8716   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8717   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8718   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8719   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8720   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8721   { EL_YAMYAM_LEFT,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8722   { EL_YAMYAM_RIGHT,    &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8723   { EL_YAMYAM_UP,       &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8724   { EL_YAMYAM_DOWN,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8725   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8726   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
8727   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
8728   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
8729   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
8730   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
8731   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
8732   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
8733   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8734   { EL_EM_DYNAMITE,     &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8735   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
8736   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8737   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8738   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8739   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8740   { EL_EXTRA_TIME,      &level.extra_time_score,        TEXT_COLLECTING },
8741   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
8742   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
8743   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
8744   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
8745   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
8746   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
8747   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
8748   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
8749   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
8750   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
8751   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
8752   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
8753   { EL_DC_KEY_WHITE,    &level.score[SC_KEY],           TEXT_COLLECTING },
8754   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8755   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8756   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8757   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8758   { EL_EMC_DRIPPER,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8759   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
8760   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8761   { EL_DC_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8762   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
8763
8764   { EL_TIMEGATE_SWITCH,   &level.time_timegate,         TEXT_DURATION   },
8765   { EL_DC_TIMEGATE_SWITCH,&level.time_timegate,         TEXT_DURATION   },
8766   { EL_LIGHT_SWITCH,    &level.time_light,              TEXT_DURATION   },
8767   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
8768   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
8769   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
8770   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
8771   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
8772   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
8773   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
8774   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
8775   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
8776   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
8777   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
8778   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
8779   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
8780
8781   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
8782   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
8783   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
8784   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
8785   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
8786   { EL_SPRING,          &level.slurp_score,             TEXT_SLURPING   },
8787   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
8788   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
8789
8790   { -1,                 NULL,                           NULL            }
8791 };
8792
8793 static boolean checkPropertiesConfig(int element)
8794 {
8795   int i;
8796
8797   if (IS_GEM(element) ||
8798       IS_CUSTOM_ELEMENT(element) ||
8799       IS_GROUP_ELEMENT(element) ||
8800       IS_ENVELOPE(element) ||
8801       ELEM_IS_PLAYER(element) ||
8802       HAS_EDITOR_CONTENT(element) ||
8803       CAN_GROW(element) ||
8804       COULD_MOVE_INTO_ACID(element) ||
8805       MAYBE_DONT_COLLIDE_WITH(element) ||
8806       element == EL_SOKOBAN_OBJECT ||
8807       element == EL_SOKOBAN_FIELD_EMPTY ||
8808       element == EL_SOKOBAN_FIELD_FULL)
8809     return TRUE;
8810   else
8811     for (i = 0; elements_with_counter[i].element != -1; i++)
8812       if (elements_with_counter[i].element == element)
8813         return TRUE;
8814
8815   return FALSE;
8816 }
8817
8818 static void DrawPropertiesConfig()
8819 {
8820   int max_num_element_counters = 4;
8821   int num_element_counters = 0;
8822   int i;
8823
8824   if (!checkPropertiesConfig(properties_element))
8825   {
8826     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
8827
8828     return;
8829   }
8830
8831   /* check if there are elements where a value can be chosen for */
8832   for (i = 0; elements_with_counter[i].element != -1; i++)
8833   {
8834     if (elements_with_counter[i].element == properties_element)
8835     {
8836       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
8837
8838       counterbutton_info[counter_id].y =
8839         ED_ELEMENT_SETTINGS_YPOS(
8840                 (HAS_EDITOR_CONTENT(properties_element)      ? 1 : 0) +
8841                 (CAN_GROW(properties_element)                ? 1 : 0) +
8842                 (COULD_MOVE_INTO_ACID(properties_element)    ? 1 : 0) +
8843                 (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0) +
8844                 (properties_element == EL_EMC_MAGIC_BALL     ? 2 : 0) +
8845                 num_element_counters);
8846
8847       counterbutton_info[counter_id].value = elements_with_counter[i].value;
8848       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
8849
8850       if (properties_element == EL_GAME_OF_LIFE ||
8851           properties_element == EL_BIOMAZE)
8852       {
8853         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
8854         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
8855       }
8856       else
8857       {
8858         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
8859         counterbutton_info[counter_id].min_value = MIN_SCORE;
8860         counterbutton_info[counter_id].max_value = MAX_SCORE;
8861       }
8862
8863       MapCounterButtons(counter_id);
8864
8865       num_element_counters++;
8866       if (num_element_counters >= max_num_element_counters)
8867         break;
8868     }
8869   }
8870
8871   if (HAS_EDITOR_CONTENT(properties_element))
8872   {
8873     /* draw stickybutton gadget */
8874     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8875
8876     if (IS_AMOEBOID(properties_element))
8877       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
8878     else if (properties_element == EL_YAMYAM ||
8879              properties_element == EL_YAMYAM_LEFT ||
8880              properties_element == EL_YAMYAM_RIGHT ||
8881              properties_element == EL_YAMYAM_UP ||
8882              properties_element == EL_YAMYAM_DOWN)
8883       DrawYamYamContentAreas();
8884     else if (properties_element == EL_EMC_MAGIC_BALL)
8885     {
8886       DrawMagicBallContentAreas();
8887
8888       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT);
8889       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_BALL_STATE);
8890     }
8891     else if (properties_element == EL_EMC_ANDROID)
8892       DrawAndroidElementArea(properties_element);
8893   }
8894
8895   if (ELEM_IS_PLAYER(properties_element))
8896   {
8897     int player_nr = GET_PLAYER_NR(properties_element);
8898
8899     /* these properties can be set for every player individually */
8900
8901     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
8902     {
8903       drawingarea_info[ED_DRAWING_ID_START_ELEMENT].value =
8904         &level.start_element[player_nr];
8905       drawingarea_info[ED_DRAWING_ID_ARTWORK_ELEMENT].value =
8906         &level.artwork_element[player_nr];
8907       drawingarea_info[ED_DRAWING_ID_EXPLOSION_ELEMENT].value =
8908         &level.explosion_element[player_nr];
8909
8910       checkbutton_info[ED_CHECKBUTTON_ID_USE_START_ELEMENT].value =
8911         &level.use_start_element[player_nr];
8912       checkbutton_info[ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT].value =
8913         &level.use_artwork_element[player_nr];
8914       checkbutton_info[ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT].value =
8915         &level.use_explosion_element[player_nr];
8916       checkbutton_info[ED_CHECKBUTTON_ID_INITIAL_GRAVITY].value =
8917         &level.initial_player_gravity[player_nr];
8918
8919       selectbox_info[ED_SELECTBOX_ID_PLAYER_SPEED].value =
8920         &level.initial_player_stepsize[player_nr];
8921
8922       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
8923       MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
8924                            ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
8925                            ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
8926       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD);
8927       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING);
8928       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
8929       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SHIFTED_RELOCATION);
8930       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_START_ELEMENT);
8931       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT);
8932       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT);
8933       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_GRAVITY);
8934       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
8935
8936       MapDrawingArea(ED_DRAWING_ID_START_ELEMENT);
8937       MapDrawingArea(ED_DRAWING_ID_ARTWORK_ELEMENT);
8938       MapDrawingArea(ED_DRAWING_ID_EXPLOSION_ELEMENT);
8939
8940       MapSelectboxGadget(ED_SELECTBOX_ID_PLAYER_SPEED);
8941     }
8942     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
8943     {
8944       drawingarea_info[ED_DRAWING_ID_INVENTORY_CONTENT].value =
8945         &level.initial_inventory_content[player_nr][0];
8946
8947       counterbutton_info[ED_COUNTER_ID_INVENTORY_SIZE].value =
8948         &level.initial_inventory_size[player_nr];
8949
8950       checkbutton_info[ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY].value =
8951         &level.use_initial_inventory[player_nr];
8952
8953       /* draw checkbutton gadgets */
8954       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY);
8955
8956       /* draw counter gadgets */
8957       MapCounterButtons(ED_COUNTER_ID_INVENTORY_SIZE);
8958
8959       /* draw drawing area gadgets */
8960       DrawPlayerInitialInventoryArea(properties_element);
8961     }
8962   }
8963
8964   if (IS_GEM(properties_element))
8965     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
8966
8967   if (properties_element == EL_EM_DYNAMITE)
8968     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE);
8969
8970   if (COULD_MOVE_INTO_ACID(properties_element) &&
8971       !ELEM_IS_PLAYER(properties_element) &&
8972       (!IS_CUSTOM_ELEMENT(properties_element) ||
8973        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
8974   {
8975     /* set position for checkbutton for "can move into acid" */
8976     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
8977       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
8978     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
8979       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
8980                        HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8981
8982     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
8983   }
8984
8985   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
8986     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
8987
8988   if (properties_element == EL_SPRING)
8989     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
8990
8991   if (properties_element == EL_TIME_ORB_FULL)
8992     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
8993
8994   if (CAN_GROW(properties_element))
8995   {
8996     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
8997       ED_ELEMENT_SETTINGS_YPOS(HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8998
8999     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
9000   }
9001
9002   if (properties_element == EL_SOKOBAN_OBJECT ||
9003       properties_element == EL_SOKOBAN_FIELD_EMPTY ||
9004       properties_element == EL_SOKOBAN_FIELD_FULL)
9005     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN);
9006
9007   if (IS_ENVELOPE(properties_element))
9008   {
9009     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
9010     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
9011     int button1_id = ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP;
9012     int button2_id = ED_CHECKBUTTON_ID_ENVELOPE_CENTERED;
9013     int envelope_nr = properties_element - EL_ENVELOPE_1;
9014
9015     counterbutton_info[counter1_id].value = &level.envelope[envelope_nr].xsize;
9016     counterbutton_info[counter2_id].value = &level.envelope[envelope_nr].ysize;
9017
9018     checkbutton_info[button1_id].value = &level.envelope[envelope_nr].autowrap;
9019     checkbutton_info[button2_id].value = &level.envelope[envelope_nr].centered;
9020
9021     /* display counter to choose size of envelope text area */
9022     MapCounterButtons(counter1_id);
9023     MapCounterButtons(counter2_id);
9024
9025     /* display checkbuttons to choose auto-wrap and alignment properties */
9026     MapCheckbuttonGadget(button1_id);
9027     MapCheckbuttonGadget(button2_id);
9028
9029     DrawEnvelopeTextArea(envelope_nr);
9030   }
9031
9032   if (IS_CUSTOM_ELEMENT(properties_element))
9033   {
9034     /* draw stickybutton gadget */
9035     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
9036
9037     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
9038     {
9039       /* draw checkbutton gadgets */
9040       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
9041            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
9042         MapCheckbuttonGadget(i);
9043
9044       /* draw counter gadgets */
9045       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
9046            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
9047         MapCounterButtons(i);
9048
9049       /* draw selectbox gadgets */
9050       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
9051            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
9052         MapSelectboxGadget(i);
9053
9054       /* draw textbutton gadgets */
9055       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
9056
9057       /* draw text input gadgets */
9058       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
9059
9060       /* draw drawing area gadgets */
9061       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
9062     }
9063     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
9064     {
9065       /* draw checkbutton gadgets */
9066       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
9067            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
9068         MapCheckbuttonGadget(i);
9069
9070       /* draw counter gadgets */
9071       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
9072            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
9073         MapCounterButtons(i);
9074
9075       /* draw selectbox gadgets */
9076       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
9077            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
9078         MapSelectboxGadget(i);
9079
9080       /* draw drawing area gadgets */
9081       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
9082       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
9083       DrawCustomContentArea();
9084     }
9085   }
9086   else if (IS_GROUP_ELEMENT(properties_element))
9087   {
9088     /* draw stickybutton gadget */
9089     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
9090
9091     /* draw checkbutton gadgets */
9092     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
9093     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
9094
9095     /* draw counter gadgets */
9096     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
9097
9098     /* draw selectbox gadgets */
9099     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
9100
9101     /* draw textbutton gadgets */
9102     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
9103
9104     /* draw drawing area gadgets */
9105     DrawGroupElementArea(properties_element);
9106
9107     /* draw text input gadgets */
9108     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
9109
9110     /* draw drawing area gadgets */
9111     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
9112   }
9113 }
9114
9115 static void DrawPropertiesChangeDrawingAreas()
9116 {
9117   if (IS_CUSTOM_ELEMENT(properties_element))
9118   {
9119     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
9120     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
9121     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_ACTION);
9122
9123     DrawCustomChangeContentArea();
9124   }
9125
9126   redraw_mask |= REDRAW_FIELD;
9127 }
9128
9129 static void DrawPropertiesChange()
9130 {
9131   int i;
9132
9133   /* needed to initially set selectbox options for special action options */
9134   setSelectboxSpecialActionOptions();
9135
9136   /* draw stickybutton gadget */
9137   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
9138
9139   /* draw checkbutton gadgets */
9140   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
9141        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
9142     MapCheckbuttonGadget(i);
9143
9144   /* draw counter gadgets */
9145   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
9146        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
9147     MapCounterButtons(i);
9148
9149   /* draw selectbox gadgets */
9150   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
9151        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
9152     MapSelectboxGadget(i);
9153
9154   /* draw textbutton gadgets */
9155   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
9156        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
9157     MapTextbuttonGadget(i);
9158
9159   /* draw graphicbutton gadgets */
9160   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
9161        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
9162     MapGraphicbuttonGadget(i);
9163
9164   /* draw drawing area gadgets */
9165   DrawPropertiesChangeDrawingAreas();
9166 }
9167
9168 static void DrawEditorElementAnimation(int x, int y)
9169 {
9170   int graphic = el2img(properties_element);
9171   int frame = (ANIM_MODE(graphic) == ANIM_CE_VALUE ?
9172                custom_element.ce_value_fixed_initial :
9173                ANIM_MODE(graphic) == ANIM_CE_SCORE ?
9174                custom_element.collect_score_initial : FrameCounter);
9175
9176   DrawFixedGraphicAnimationExt(drawto, x, y, graphic, frame, NO_MASKING);
9177 }
9178
9179 static void DrawEditorElementName(int x, int y, int element)
9180 {
9181   char *element_name = getElementInfoText(element);
9182   int font_nr = FONT_TEXT_1;
9183   int font_width = getFontWidth(font_nr);
9184   int font_height = getFontHeight(font_nr);
9185   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
9186   int max_chars_per_line = max_text_width / font_width;
9187   char buffer[max_chars_per_line + 1];
9188
9189   if (strlen(element_name) <= max_chars_per_line)
9190     DrawTextS(x, y, font_nr, element_name);
9191   else
9192   {
9193     int next_pos = max_chars_per_line;
9194
9195     strncpy(buffer, element_name, max_chars_per_line);
9196     buffer[max_chars_per_line] = '\0';
9197
9198     if (element_name[max_chars_per_line] == ' ')
9199       next_pos++;
9200     else
9201     {
9202       int i;
9203
9204       for (i = max_chars_per_line - 1; i >= 0; i--)
9205         if (buffer[i] == ' ')
9206           break;
9207
9208       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
9209       {
9210         buffer[i] = '\0';
9211         next_pos = i + 1;
9212       }
9213     }
9214
9215     DrawTextS(x, y - font_height / 2, font_nr, buffer);
9216
9217     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
9218     buffer[max_chars_per_line] = '\0';
9219
9220     DrawTextS(x, y + font_height / 2, font_nr, buffer);
9221   }
9222 }
9223
9224 static void DrawPropertiesWindow()
9225 {
9226   int xstart = 2;
9227   int ystart = 4;
9228
9229   stick_element_properties_window = FALSE;
9230
9231   /* make sure that previous properties edit mode exists for this element */
9232   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG_2 &&
9233       !IS_CUSTOM_ELEMENT(properties_element))
9234     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_2;
9235
9236   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
9237       !ELEM_IS_PLAYER(properties_element) &&
9238       !IS_CUSTOM_ELEMENT(properties_element))
9239     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
9240
9241   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
9242       (ELEM_IS_PLAYER(properties_element) ||
9243        IS_CUSTOM_ELEMENT(properties_element)))
9244     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
9245
9246   CopyElementPropertiesToEditor(properties_element);
9247
9248   UnmapLevelEditorFieldGadgets();
9249   UnmapLevelEditorToolboxDrawingGadgets();
9250   UnmapLevelEditorToolboxCustomGadgets();
9251
9252   if (IS_CUSTOM_ELEMENT(properties_element) ||
9253       IS_GROUP_ELEMENT(properties_element))
9254     MapLevelEditorToolboxCustomGadgets();
9255
9256   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
9257   ClearField();
9258
9259 #if 1
9260   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Element Settings");
9261 #else
9262   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
9263            "Element Settings", FONT_TITLE_1);
9264 #endif
9265
9266   FrameCounter = 0;     /* restart animation frame counter */
9267
9268   DrawElementBorder(SX + xstart * MINI_TILEX,
9269                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
9270                     TILEX, TILEY, FALSE);
9271
9272   DrawEditorElementAnimation(SX + xstart * MINI_TILEX,
9273                              SY + ystart * MINI_TILEY + MINI_TILEY / 2);
9274
9275   DrawEditorElementName((xstart + 3) * MINI_TILEX + 1,
9276                         (ystart + 1) * MINI_TILEY + 1,
9277                         properties_element);
9278
9279   DrawPropertiesTabulatorGadgets();
9280
9281   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
9282     DrawPropertiesInfo();
9283   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
9284     DrawPropertiesChange();
9285   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
9286     DrawPropertiesConfig();
9287 }
9288
9289 static void UpdateCustomElementGraphicGadgets()
9290 {
9291   struct ElementInfo *ei = &element_info[properties_element];
9292   int i;
9293
9294   ei->gfx_element = (ei->use_gfx_element ? ei->gfx_element_initial :
9295                      properties_element);
9296
9297   ModifyEditorElementList();
9298   RedrawDrawingElements();
9299
9300   /* force redraw of all mapped drawing area gadgets */
9301   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
9302   {
9303     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
9304
9305     if (gi->mapped)
9306       MapDrawingArea(i);
9307   }
9308 }
9309
9310 static int getOpenDirectionFromTube(int element)
9311 {
9312   switch (element)
9313   {
9314     case EL_TUBE_LEFT_UP:               return (MV_LEFT | MV_UP);
9315     case EL_TUBE_LEFT_DOWN:             return (MV_LEFT | MV_DOWN);
9316     case EL_TUBE_RIGHT_UP:              return (MV_RIGHT | MV_UP);
9317     case EL_TUBE_RIGHT_DOWN:            return (MV_RIGHT | MV_DOWN);
9318     case EL_TUBE_HORIZONTAL:            return (MV_HORIZONTAL);
9319     case EL_TUBE_HORIZONTAL_UP:         return (MV_HORIZONTAL | MV_UP);
9320     case EL_TUBE_HORIZONTAL_DOWN:       return (MV_HORIZONTAL | MV_DOWN);
9321     case EL_TUBE_VERTICAL:              return (MV_VERTICAL);
9322     case EL_TUBE_VERTICAL_LEFT:         return (MV_VERTICAL | MV_LEFT);
9323     case EL_TUBE_VERTICAL_RIGHT:        return (MV_VERTICAL | MV_RIGHT);
9324     case EL_TUBE_ANY:                   return (MV_ANY_DIRECTION);
9325   }
9326
9327   return MV_NONE;
9328 }
9329
9330 static int getTubeFromOpenDirection(int direction)
9331 {
9332   switch (direction)
9333   {
9334     case (MV_LEFT | MV_UP):             return EL_TUBE_LEFT_UP;
9335     case (MV_LEFT | MV_DOWN):           return EL_TUBE_LEFT_DOWN;
9336     case (MV_RIGHT | MV_UP):            return EL_TUBE_RIGHT_UP;
9337     case (MV_RIGHT | MV_DOWN):          return EL_TUBE_RIGHT_DOWN;
9338     case (MV_HORIZONTAL):               return EL_TUBE_HORIZONTAL;
9339     case (MV_HORIZONTAL | MV_UP):       return EL_TUBE_HORIZONTAL_UP;
9340     case (MV_HORIZONTAL | MV_DOWN):     return EL_TUBE_HORIZONTAL_DOWN;
9341     case (MV_VERTICAL):                 return EL_TUBE_VERTICAL;
9342     case (MV_VERTICAL | MV_LEFT):       return EL_TUBE_VERTICAL_LEFT;
9343     case (MV_VERTICAL | MV_RIGHT):      return EL_TUBE_VERTICAL_RIGHT;
9344     case (MV_ANY_DIRECTION):            return EL_TUBE_ANY;
9345
9346     /* if only one direction, fall back to simple tube with that direction */
9347     case (MV_LEFT):                     return EL_TUBE_HORIZONTAL;
9348     case (MV_RIGHT):                    return EL_TUBE_HORIZONTAL;
9349     case (MV_UP):                       return EL_TUBE_VERTICAL;
9350     case (MV_DOWN):                     return EL_TUBE_VERTICAL;
9351   }
9352
9353   return EL_EMPTY;
9354 }
9355
9356 static int getTubeFromOpenDirectionNotEmpty(int direction, int element_old)
9357 {
9358   int element_new = getTubeFromOpenDirection(direction);
9359
9360   return (element_new != EL_EMPTY ? element_new : element_old);
9361 }
9362
9363 static int getOpenDirectionFromBelt(int element)
9364 {
9365   int belt_dir = getBeltDirFromBeltElement(element);
9366
9367   return (belt_dir == MV_LEFT ? MV_RIGHT :
9368           belt_dir == MV_RIGHT ? MV_LEFT :
9369           belt_dir == MV_NONE ? MV_HORIZONTAL : belt_dir);
9370 }
9371
9372 static int getBeltFromNrAndOpenDirection(int nr, int direction)
9373 {
9374   int belt_dir = (direction == MV_LEFT ? MV_RIGHT :
9375                   direction == MV_RIGHT ? MV_LEFT :
9376                   direction == MV_HORIZONTAL ? MV_NONE : direction);
9377
9378   if (direction == MV_NONE)
9379     return EL_EMPTY;
9380
9381   return getBeltElementFromBeltNrAndBeltDir(nr, belt_dir);
9382 }
9383
9384 static int getBeltFromNrAndOpenDirectionNotEmpty(int nr, int direction,
9385                                                  int element_old)
9386 {
9387   int element_new = getBeltFromNrAndOpenDirection(nr, direction);
9388
9389   return (element_new != EL_EMPTY ? element_new : element_old);
9390 }
9391
9392 static int getOpenDirectionFromPool(int element)
9393 {
9394   switch (element)
9395   {
9396     case EL_ACID_POOL_TOPLEFT:          return (MV_DOWN | MV_RIGHT);
9397     case EL_ACID_POOL_TOPRIGHT:         return (MV_DOWN | MV_LEFT);
9398     case EL_ACID_POOL_BOTTOMLEFT:       return (MV_UP | MV_RIGHT);
9399     case EL_ACID_POOL_BOTTOMRIGHT:      return (MV_UP | MV_LEFT);
9400     case EL_ACID_POOL_BOTTOM:           return (MV_HORIZONTAL | MV_UP);
9401     case EL_ACID:                       return (MV_HORIZONTAL | MV_DOWN);
9402   }
9403
9404   return MV_NONE;
9405 }
9406
9407 static int getPoolFromOpenDirection(int direction)
9408 {
9409   switch (direction)
9410   {
9411     case (MV_DOWN | MV_RIGHT):          return EL_ACID_POOL_TOPLEFT;
9412     case (MV_DOWN | MV_LEFT):           return EL_ACID_POOL_TOPRIGHT;
9413     case (MV_UP | MV_RIGHT):            return EL_ACID_POOL_BOTTOMLEFT;
9414     case (MV_UP | MV_LEFT):             return EL_ACID_POOL_BOTTOMRIGHT;
9415     case (MV_HORIZONTAL | MV_UP):       return EL_ACID_POOL_BOTTOM;
9416     case (MV_HORIZONTAL | MV_DOWN):     return EL_ACID;
9417   }
9418
9419   return EL_EMPTY;
9420 }
9421
9422 static int getPoolFromOpenDirectionExt(int direction, int help_element)
9423 {
9424   int element = getPoolFromOpenDirection(direction);
9425   int help_direction = getOpenDirectionFromPool(help_element);
9426
9427   if (element == EL_EMPTY)
9428   {
9429     int help_direction_vertical = help_direction & MV_VERTICAL;
9430
9431     element = getPoolFromOpenDirection(direction | help_direction_vertical);
9432   }
9433
9434   if (element == EL_EMPTY)
9435   {
9436     int help_direction_horizontal = help_direction & MV_HORIZONTAL;
9437
9438     element = getPoolFromOpenDirection(direction | help_direction_horizontal);
9439   }
9440
9441   return element;
9442 }
9443
9444 static int getPoolFromOpenDirectionNotEmpty(int direction, int element_old)
9445 {
9446   int element_new = getPoolFromOpenDirectionExt(direction, element_old);
9447
9448   return (element_new != EL_EMPTY ? element_new : element_old);
9449 }
9450
9451 static int getOpenDirectionFromPillar(int element)
9452 {
9453   switch (element)
9454   {
9455     case EL_EMC_WALL_1:                 return (MV_DOWN);
9456     case EL_EMC_WALL_2:                 return (MV_VERTICAL);
9457     case EL_EMC_WALL_3:                 return (MV_UP);
9458   }
9459
9460   return MV_NONE;
9461 }
9462
9463 static int getPillarFromOpenDirection(int direction)
9464 {
9465   switch (direction)
9466   {
9467     case (MV_DOWN):                     return EL_EMC_WALL_1;
9468     case (MV_VERTICAL):                 return EL_EMC_WALL_2;
9469     case (MV_UP):                       return EL_EMC_WALL_3;
9470   }
9471
9472   return EL_EMPTY;
9473 }
9474
9475 static int getPillarFromOpenDirectionNotEmpty(int direction, int element_old)
9476 {
9477   int element_new = getPillarFromOpenDirection(direction);
9478
9479   return (element_new != EL_EMPTY ? element_new : element_old);
9480 }
9481
9482 static int getOpenDirectionFromSteel2(int element)
9483 {
9484   switch (element)
9485   {
9486     case EL_DC_STEELWALL_2_LEFT:        return (MV_RIGHT);
9487     case EL_DC_STEELWALL_2_RIGHT:       return (MV_LEFT);
9488     case EL_DC_STEELWALL_2_TOP:         return (MV_DOWN);
9489     case EL_DC_STEELWALL_2_BOTTOM:      return (MV_UP);
9490     case EL_DC_STEELWALL_2_HORIZONTAL:  return (MV_HORIZONTAL);
9491     case EL_DC_STEELWALL_2_VERTICAL:    return (MV_VERTICAL);
9492     case EL_DC_STEELWALL_2_MIDDLE:      return (MV_ANY_DIRECTION);
9493     case EL_DC_STEELWALL_2_SINGLE:      return (MV_NONE);
9494   }
9495
9496   return MV_NONE;
9497 }
9498
9499 static int getSteel2FromOpenDirection(int direction)
9500 {
9501   switch (direction)
9502   {
9503     case (MV_RIGHT):                    return EL_DC_STEELWALL_2_LEFT;
9504     case (MV_LEFT):                     return EL_DC_STEELWALL_2_RIGHT;
9505     case (MV_DOWN):                     return EL_DC_STEELWALL_2_TOP;
9506     case (MV_UP):                       return EL_DC_STEELWALL_2_BOTTOM;
9507     case (MV_HORIZONTAL):               return EL_DC_STEELWALL_2_HORIZONTAL;
9508     case (MV_VERTICAL):                 return EL_DC_STEELWALL_2_VERTICAL;
9509     case (MV_ANY_DIRECTION):            return EL_DC_STEELWALL_2_MIDDLE;
9510     case (MV_NONE):                     return EL_DC_STEELWALL_2_SINGLE;
9511   }
9512
9513   return EL_EMPTY;
9514 }
9515
9516 static int getSteel2FromOpenDirectionNotEmpty(int direction, int element_old)
9517 {
9518   int element_new = getSteel2FromOpenDirection(direction);
9519
9520   return (element_new != EL_EMPTY ? element_new : element_old);
9521 }
9522
9523 static int getOpenDirectionFromChip(int element)
9524 {
9525   switch (element)
9526   {
9527     case EL_SP_CHIP_SINGLE:             return (MV_NONE);
9528     case EL_SP_CHIP_LEFT:               return (MV_RIGHT);
9529     case EL_SP_CHIP_RIGHT:              return (MV_LEFT);
9530     case EL_SP_CHIP_TOP:                return (MV_DOWN);
9531     case EL_SP_CHIP_BOTTOM:             return (MV_UP);
9532   }
9533
9534   return MV_NONE;
9535 }
9536
9537 static int getChipFromOpenDirection(int direction)
9538 {
9539   switch (direction)
9540   {
9541     case (MV_NONE):                     return EL_SP_CHIP_SINGLE;
9542     case (MV_LEFT):                     return EL_SP_CHIP_RIGHT;
9543     case (MV_RIGHT):                    return EL_SP_CHIP_LEFT;
9544     case (MV_UP):                       return EL_SP_CHIP_BOTTOM;
9545     case (MV_DOWN):                     return EL_SP_CHIP_TOP;
9546   }
9547
9548   return EL_EMPTY;
9549 }
9550
9551 static int getChipFromOpenDirectionNotEmpty(int direction, int element_old)
9552 {
9553   int element_new = getChipFromOpenDirection(direction);
9554
9555   return (element_new != EL_EMPTY ? element_new : element_old);
9556 }
9557
9558 static int getClosedTube(int x, int y)
9559 {
9560   static int xy[4][2] =
9561   {
9562     { -1, 0 },
9563     { +1, 0 },
9564     { 0, -1 },
9565     { 0, +1 }
9566   };
9567   int element_old = IntelliDrawBuffer[x][y];
9568   int direction_old = getOpenDirectionFromTube(element_old);
9569   int direction_new = MV_NONE;
9570   int i;
9571
9572   for (i = 0; i < NUM_DIRECTIONS; i++)
9573   {
9574     int xx = x + xy[i][0];
9575     int yy = y + xy[i][1];
9576     int dir = MV_DIR_FROM_BIT(i);
9577     int dir_opposite = MV_DIR_OPPOSITE(dir);
9578
9579     if (IN_LEV_FIELD(xx, yy) && IS_TUBE(IntelliDrawBuffer[xx][yy]) &&
9580         (direction_old & dir) &&
9581         (getOpenDirectionFromTube(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9582       direction_new |= dir;
9583   }
9584
9585   return getTubeFromOpenDirectionNotEmpty(direction_new, element_old);
9586 }
9587
9588 static int getClosedBelt(int x, int y)
9589 {
9590   static int xy[4][2] =
9591   {
9592     { -1, 0 },
9593     { +1, 0 },
9594     { 0, -1 },
9595     { 0, +1 }
9596   };
9597   int element_old = IntelliDrawBuffer[x][y];
9598   int nr = getBeltNrFromBeltElement(element_old);
9599   int direction_old = getOpenDirectionFromBelt(element_old);
9600   int direction_new = MV_NONE;
9601   int i;
9602
9603   for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
9604   {
9605     int xx = x + xy[i][0];
9606     int yy = y + xy[i][1];
9607     int dir = MV_DIR_FROM_BIT(i);
9608     int dir_opposite = MV_DIR_OPPOSITE(dir);
9609
9610     if (IN_LEV_FIELD(xx, yy) && IS_BELT(IntelliDrawBuffer[xx][yy]) &&
9611         (direction_old & dir) &&
9612         (getOpenDirectionFromBelt(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9613       direction_new |= dir;
9614   }
9615
9616   return getBeltFromNrAndOpenDirection(nr, direction_new);
9617 }
9618
9619 static int getClosedPool(int x, int y)
9620 {
9621   static int xy[4][2] =
9622   {
9623     { -1, 0 },
9624     { +1, 0 },
9625     { 0, -1 },
9626     { 0, +1 }
9627   };
9628   int element_old = IntelliDrawBuffer[x][y];
9629   int direction_old = getOpenDirectionFromPool(element_old);
9630   int direction_new = MV_NONE;
9631   int i;
9632
9633   for (i = 0; i < NUM_DIRECTIONS; i++)
9634   {
9635     int xx = x + xy[i][0];
9636     int yy = y + xy[i][1];
9637     int dir = MV_DIR_FROM_BIT(i);
9638     int dir_opposite = MV_DIR_OPPOSITE(dir);
9639
9640     if (IN_LEV_FIELD(xx, yy) &&
9641         IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[xx][yy]) &&
9642         (direction_old & dir) &&
9643         (getOpenDirectionFromPool(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9644       direction_new |= dir;
9645   }
9646
9647   return getPoolFromOpenDirectionNotEmpty(direction_new, element_old);
9648 }
9649
9650 static int getClosedPillar(int x, int y)
9651 {
9652   static int xy[4][2] =
9653   {
9654     { -1, 0 },
9655     { +1, 0 },
9656     { 0, -1 },
9657     { 0, +1 }
9658   };
9659   int element_old = IntelliDrawBuffer[x][y];
9660   int direction_old = getOpenDirectionFromPillar(element_old);
9661   int direction_new = MV_NONE;
9662   int i;
9663
9664   for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
9665   {
9666     int xx = x + xy[i][0];
9667     int yy = y + xy[i][1];
9668     int dir = MV_DIR_FROM_BIT(i);
9669     int dir_opposite = MV_DIR_OPPOSITE(dir);
9670
9671     if (IN_LEV_FIELD(xx, yy) && IS_EMC_PILLAR(IntelliDrawBuffer[xx][yy]) &&
9672         (direction_old & dir) &&
9673         (getOpenDirectionFromPillar(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9674       direction_new |= dir;
9675   }
9676
9677   return getPillarFromOpenDirectionNotEmpty(direction_new, element_old);
9678 }
9679
9680 static int getClosedSteel2(int x, int y)
9681 {
9682   static int xy[4][2] =
9683   {
9684     { -1, 0 },
9685     { +1, 0 },
9686     { 0, -1 },
9687     { 0, +1 }
9688   };
9689   int element_old = IntelliDrawBuffer[x][y];
9690   int direction_old = getOpenDirectionFromSteel2(element_old);
9691   int direction_new = MV_NONE;
9692   int i;
9693
9694   for (i = 0; i < NUM_DIRECTIONS; i++)
9695   {
9696     int xx = x + xy[i][0];
9697     int yy = y + xy[i][1];
9698     int dir = MV_DIR_FROM_BIT(i);
9699     int dir_opposite = MV_DIR_OPPOSITE(dir);
9700
9701     if (IN_LEV_FIELD(xx, yy) && IS_DC_STEELWALL_2(IntelliDrawBuffer[xx][yy]) &&
9702         (direction_old & dir) &&
9703         (getOpenDirectionFromSteel2(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9704       direction_new |= dir;
9705   }
9706
9707   return getSteel2FromOpenDirectionNotEmpty(direction_new, element_old);
9708 }
9709
9710 static int getClosedChip(int x, int y)
9711 {
9712   static int xy[4][2] =
9713   {
9714     { -1, 0 },
9715     { +1, 0 },
9716     { 0, -1 },
9717     { 0, +1 }
9718   };
9719   int element_old = IntelliDrawBuffer[x][y];
9720   int direction_old = getOpenDirectionFromChip(element_old);
9721   int direction_new = MV_NONE;
9722   int i;
9723
9724   for (i = 0; i < NUM_DIRECTIONS; i++)
9725   {
9726     int xx = x + xy[i][0];
9727     int yy = y + xy[i][1];
9728     int dir = MV_DIR_FROM_BIT(i);
9729     int dir_opposite = MV_DIR_OPPOSITE(dir);
9730
9731     if (IN_LEV_FIELD(xx, yy) && IS_SP_CHIP(IntelliDrawBuffer[xx][yy]) &&
9732         (direction_old & dir) &&
9733         (getOpenDirectionFromChip(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9734       direction_new |= dir;
9735   }
9736
9737   return getChipFromOpenDirectionNotEmpty(direction_new, element_old);
9738 }
9739
9740 static void SetElementSimple(int x, int y, int element, boolean change_level)
9741 {
9742   int sx = x - level_xpos;
9743   int sy = y - level_ypos;
9744
9745   IntelliDrawBuffer[x][y] = element;
9746
9747   if (change_level)
9748     Feld[x][y] = element;
9749
9750   if (IN_ED_FIELD(sx, sy))
9751     DrawMiniElement(sx, sy, element);
9752 }
9753
9754 static void MergeAndCloseNeighbourElements(int x1, int y1, int *element1,
9755                                            int x2, int y2, int *element2,
9756                                            int (*close_function)(int, int),
9757                                            boolean change_level)
9758 {
9759   /* set neighbour elements to newly determined connections */
9760   SetElementSimple(x1, y1, *element1, change_level);
9761   SetElementSimple(x2, y2, *element2, change_level);
9762
9763   /* remove all open connections of neighbour elements */
9764   *element1 = close_function(x1, y1);
9765   *element2 = close_function(x2, y2);
9766
9767   /* set neighbour elements to new, minimized connections */
9768   SetElementSimple(x1, y1, *element1, change_level);
9769   SetElementSimple(x2, y2, *element2, change_level);
9770 }
9771
9772 static void SetElementIntelliDraw(int x, int y, int new_element,
9773                                   boolean change_level, int button)
9774 {
9775   static int xy[4][2] =
9776   {
9777     { -1, 0 },
9778     { +1, 0 },
9779     { 0, -1 },
9780     { 0, +1 }
9781   };
9782   static int last_x = -1;
9783   static int last_y = -1;
9784   int old_element = IntelliDrawBuffer[x][y];
9785
9786   if (new_element == EL_UNDEFINED)
9787   {
9788     last_x = -1;
9789     last_y = -1;
9790
9791     return;
9792   }
9793
9794   if (IS_TUBE(new_element))
9795   {
9796     int last_element_new = EL_UNDEFINED;
9797     int direction = MV_NONE;
9798     int i;
9799
9800     /* if old element is of same kind, keep all existing directions */
9801     if (IS_TUBE(old_element))
9802       direction |= getOpenDirectionFromTube(old_element);
9803
9804     for (i = 0; i < NUM_DIRECTIONS; i++)
9805     {
9806       int xx = x + xy[i][0];
9807       int yy = y + xy[i][1];
9808
9809       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9810           IS_TUBE(IntelliDrawBuffer[last_x][last_y]))
9811       {
9812         int dir = MV_DIR_FROM_BIT(i);
9813         int dir_opposite = MV_DIR_OPPOSITE(dir);
9814         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9815         int last_direction_old = getOpenDirectionFromTube(last_element_old);
9816         int last_direction_new = last_direction_old | dir_opposite;
9817
9818         last_element_new = getTubeFromOpenDirection(last_direction_new);
9819
9820         direction |= dir;
9821       }
9822     }
9823
9824     new_element = getTubeFromOpenDirectionNotEmpty(direction, new_element);
9825
9826     if (last_element_new != EL_UNDEFINED)
9827       MergeAndCloseNeighbourElements(x, y, &new_element,
9828                                      last_x, last_y, &last_element_new,
9829                                      getClosedTube, change_level);
9830   }
9831   else if (IS_BELT(new_element))
9832   {
9833     int belt_nr = getBeltNrFromBeltElement(new_element);
9834     int last_element_new = EL_UNDEFINED;
9835     int direction = MV_NONE;
9836     int i;
9837
9838     /* if old element is of same kind, keep all existing directions */
9839     if (IS_BELT(old_element))
9840       direction |= getOpenDirectionFromBelt(old_element);
9841
9842     for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
9843     {
9844       int xx = x + xy[i][0];
9845       int yy = y + xy[i][1];
9846
9847       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9848           IS_BELT(IntelliDrawBuffer[last_x][last_y]))
9849       {
9850         int dir = MV_DIR_FROM_BIT(i);
9851         int dir_opposite = MV_DIR_OPPOSITE(dir);
9852         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9853         int last_belt_nr = getBeltNrFromBeltElement(last_element_old);
9854         int last_direction_old = getOpenDirectionFromBelt(last_element_old);
9855         int last_direction_new = last_direction_old | dir_opposite;
9856
9857         last_element_new = getBeltFromNrAndOpenDirection(last_belt_nr,
9858                                                          last_direction_new);
9859         direction |= dir;
9860       }
9861     }
9862
9863     new_element = getBeltFromNrAndOpenDirectionNotEmpty(belt_nr, direction,
9864                                                         new_element);
9865     if (last_element_new != EL_UNDEFINED)
9866       MergeAndCloseNeighbourElements(x, y, &new_element,
9867                                      last_x, last_y, &last_element_new,
9868                                      getClosedBelt, change_level);
9869   }
9870   else if (IS_ACID_POOL_OR_ACID(new_element))
9871   {
9872     int last_element_new = EL_UNDEFINED;
9873     int direction = MV_NONE;
9874     int i;
9875
9876     /* if old element is of same kind, keep all existing directions */
9877     if (IS_ACID_POOL_OR_ACID(old_element))
9878       direction |= getOpenDirectionFromPool(old_element);
9879
9880     for (i = 0; i < NUM_DIRECTIONS; i++)
9881     {
9882       int xx = x + xy[i][0];
9883       int yy = y + xy[i][1];
9884
9885       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9886           IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[last_x][last_y]))
9887       {
9888         int dir = MV_DIR_FROM_BIT(i);
9889         int dir_opposite = MV_DIR_OPPOSITE(dir);
9890         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9891         int last_direction_old = getOpenDirectionFromPool(last_element_old);
9892         int last_direction_new = last_direction_old | dir_opposite;
9893
9894         last_element_new = getPoolFromOpenDirection(last_direction_new);
9895
9896         direction |= dir;
9897       }
9898     }
9899
9900     /* special corrections needed for intuitively correct acid pool drawing */
9901     if (last_element_new == EL_EMPTY)
9902       last_element_new = new_element;
9903     else if (last_element_new != EL_UNDEFINED)
9904       new_element = last_element_new;
9905
9906     new_element = getPoolFromOpenDirectionNotEmpty(direction, new_element);
9907
9908     if (last_element_new != EL_UNDEFINED)
9909       MergeAndCloseNeighbourElements(x, y, &new_element,
9910                                      last_x, last_y, &last_element_new,
9911                                      getClosedPool, change_level);
9912   }
9913   else if (IS_EMC_PILLAR(new_element))
9914   {
9915     int last_element_new = EL_UNDEFINED;
9916     int direction = MV_NONE;
9917     int i;
9918
9919     /* if old element is of same kind, keep all existing directions */
9920     if (IS_EMC_PILLAR(old_element))
9921       direction |= getOpenDirectionFromPillar(old_element);
9922
9923     for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
9924     {
9925       int xx = x + xy[i][0];
9926       int yy = y + xy[i][1];
9927
9928       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9929           IS_EMC_PILLAR(IntelliDrawBuffer[last_x][last_y]))
9930       {
9931         int dir = MV_DIR_FROM_BIT(i);
9932         int dir_opposite = MV_DIR_OPPOSITE(dir);
9933         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9934         int last_direction_old = getOpenDirectionFromPillar(last_element_old);
9935         int last_direction_new = last_direction_old | dir_opposite;
9936
9937         last_element_new = getPillarFromOpenDirection(last_direction_new);
9938
9939         direction |= dir;
9940       }
9941     }
9942
9943     new_element = getPillarFromOpenDirectionNotEmpty(direction, new_element);
9944
9945     if (last_element_new != EL_UNDEFINED)
9946       MergeAndCloseNeighbourElements(x, y, &new_element,
9947                                      last_x, last_y, &last_element_new,
9948                                      getClosedPillar, change_level);
9949   }
9950   else if (IS_DC_STEELWALL_2(new_element))
9951   {
9952     int last_element_new = EL_UNDEFINED;
9953     int direction = MV_NONE;
9954     int i;
9955
9956     /* if old element is of same kind, keep all existing directions */
9957     if (IS_DC_STEELWALL_2(old_element))
9958       direction |= getOpenDirectionFromSteel2(old_element);
9959
9960     for (i = 0; i < NUM_DIRECTIONS; i++)
9961     {
9962       int xx = x + xy[i][0];
9963       int yy = y + xy[i][1];
9964
9965       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9966           IS_DC_STEELWALL_2(IntelliDrawBuffer[last_x][last_y]))
9967       {
9968         int dir = MV_DIR_FROM_BIT(i);
9969         int dir_opposite = MV_DIR_OPPOSITE(dir);
9970         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9971         int last_direction_old = getOpenDirectionFromSteel2(last_element_old);
9972         int last_direction_new = last_direction_old | dir_opposite;
9973
9974         last_element_new = getSteel2FromOpenDirection(last_direction_new);
9975
9976         direction |= dir;
9977       }
9978     }
9979
9980     new_element = getSteel2FromOpenDirectionNotEmpty(direction, new_element);
9981
9982     if (last_element_new != EL_UNDEFINED)
9983       MergeAndCloseNeighbourElements(x, y, &new_element,
9984                                      last_x, last_y, &last_element_new,
9985                                      getClosedSteel2, change_level);
9986   }
9987   else if (IS_SP_CHIP(new_element))
9988   {
9989     int last_element_new = EL_UNDEFINED;
9990     int direction = MV_NONE;
9991     int i;
9992
9993     /* (do not keep existing directions, regardless of kind of old element) */
9994
9995     for (i = 0; i < NUM_DIRECTIONS; i++)
9996     {
9997       int xx = x + xy[i][0];
9998       int yy = y + xy[i][1];
9999
10000       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
10001           IS_SP_CHIP(IntelliDrawBuffer[last_x][last_y]))
10002       {
10003         int dir = MV_DIR_FROM_BIT(i);
10004         int dir_opposite = MV_DIR_OPPOSITE(dir);
10005         int last_element_old = IntelliDrawBuffer[last_x][last_y];
10006         int last_direction_old = getOpenDirectionFromChip(last_element_old);
10007         int last_direction_new = last_direction_old | dir_opposite;
10008
10009         if (last_direction_old == MV_NONE)
10010         {
10011           last_element_new = getChipFromOpenDirection(last_direction_new);
10012           direction |= dir;
10013         }
10014         else if (last_direction_old & (dir | dir_opposite))
10015         {
10016           direction |= MV_DIR_OPPOSITE(last_direction_old);
10017         }
10018         else
10019         {
10020           direction |= MV_DIR_OPPOSITE(dir);
10021         }
10022       }
10023     }
10024
10025     new_element = getChipFromOpenDirectionNotEmpty(direction, new_element);
10026
10027     if (last_element_new != EL_UNDEFINED)
10028       MergeAndCloseNeighbourElements(x, y, &new_element,
10029                                      last_x, last_y, &last_element_new,
10030                                      getClosedChip, change_level);
10031   }
10032   else if (IS_SP_HARDWARE_BASE(new_element))
10033   {
10034     int nr = GetSimpleRandom(6);
10035
10036     new_element = (nr == 0 ? EL_SP_HARDWARE_BASE_1 :
10037                    nr == 1 ? EL_SP_HARDWARE_BASE_2 :
10038                    nr == 2 ? EL_SP_HARDWARE_BASE_3 :
10039                    nr == 3 ? EL_SP_HARDWARE_BASE_4 :
10040                    nr == 4 ? EL_SP_HARDWARE_BASE_5 : EL_SP_HARDWARE_BASE_6);
10041   }
10042   else if (new_element == EL_SP_HARDWARE_GREEN ||
10043            new_element == EL_SP_HARDWARE_BLUE ||
10044            new_element == EL_SP_HARDWARE_RED)
10045   {
10046     int nr = GetSimpleRandom(3);
10047
10048     new_element = (nr == 0 ? EL_SP_HARDWARE_GREEN :
10049                    nr == 1 ? EL_SP_HARDWARE_BLUE : EL_SP_HARDWARE_RED);
10050   }
10051   else if (IS_GROUP_ELEMENT(new_element))
10052   {
10053     boolean connected_drawing = FALSE;
10054     int i;
10055
10056     for (i = 0; i < NUM_DIRECTIONS; i++)
10057     {
10058       int xx = x + xy[i][0];
10059       int yy = y + xy[i][1];
10060
10061       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
10062           IS_IN_GROUP_EL(IntelliDrawBuffer[last_x][last_y], new_element))
10063         connected_drawing = TRUE;
10064     }
10065
10066     if (!connected_drawing)
10067       ResolveGroupElement(new_element);
10068
10069     new_element = GetElementFromGroupElement(new_element);
10070   }
10071   else if (IS_BELT_SWITCH(old_element))
10072   {
10073     int belt_nr = getBeltNrFromBeltSwitchElement(old_element);
10074     int belt_dir = getBeltDirFromBeltSwitchElement(old_element);
10075
10076     belt_dir = (belt_dir == MV_LEFT ? MV_NONE :
10077                 belt_dir == MV_NONE ? MV_RIGHT : MV_LEFT);
10078
10079     new_element = getBeltSwitchElementFromBeltNrAndBeltDir(belt_nr, belt_dir);
10080   }
10081   else
10082   {
10083     static int swappable_elements[][2] =
10084     {
10085       { EL_EXIT_CLOSED,                 EL_EXIT_OPEN                    },
10086       { EL_DYNAMITE,                    EL_DYNAMITE_ACTIVE              },
10087       { EL_EM_DYNAMITE,                 EL_EM_DYNAMITE_ACTIVE           },
10088       { EL_QUICKSAND_EMPTY,             EL_QUICKSAND_FULL               },
10089       { EL_EMERALD,                     EL_WALL_EMERALD                 },
10090       { EL_EMERALD_YELLOW,              EL_WALL_EMERALD_YELLOW          },
10091       { EL_EMERALD_RED,                 EL_WALL_EMERALD_RED             },
10092       { EL_EMERALD_PURPLE,              EL_WALL_EMERALD_PURPLE          },
10093       { EL_DIAMOND,                     EL_WALL_DIAMOND                 },
10094       { EL_BD_DIAMOND,                  EL_WALL_BD_DIAMOND              },
10095       { EL_GATE_1,                      EL_GATE_1_GRAY                  },
10096       { EL_GATE_2,                      EL_GATE_2_GRAY                  },
10097       { EL_GATE_3,                      EL_GATE_3_GRAY                  },
10098       { EL_GATE_4,                      EL_GATE_4_GRAY                  },
10099       { EL_EM_GATE_1,                   EL_EM_GATE_1_GRAY               },
10100       { EL_EM_GATE_2,                   EL_EM_GATE_2_GRAY               },
10101       { EL_EM_GATE_3,                   EL_EM_GATE_3_GRAY               },
10102       { EL_EM_GATE_4,                   EL_EM_GATE_4_GRAY               },
10103       { EL_EMC_GATE_5,                  EL_EMC_GATE_5_GRAY              },
10104       { EL_EMC_GATE_6,                  EL_EMC_GATE_6_GRAY              },
10105       { EL_EMC_GATE_7,                  EL_EMC_GATE_7_GRAY              },
10106       { EL_EMC_GATE_8,                  EL_EMC_GATE_8_GRAY              },
10107       { EL_DC_GATE_WHITE,               EL_DC_GATE_WHITE_GRAY           },
10108       { EL_TIME_ORB_EMPTY,              EL_TIME_ORB_FULL                },
10109       { EL_LAMP,                        EL_LAMP_ACTIVE                  },
10110       { EL_SOKOBAN_FIELD_EMPTY,         EL_SOKOBAN_FIELD_FULL           },
10111       { EL_SP_BASE,                     EL_SP_BUGGY_BASE                },
10112       { EL_PEARL,                       EL_WALL_PEARL                   },
10113       { EL_CRYSTAL,                     EL_WALL_CRYSTAL                 },
10114       { EL_TIMEGATE_CLOSED,             EL_TIMEGATE_OPEN                },
10115       { EL_SWITCHGATE_CLOSED,           EL_SWITCHGATE_OPEN              },
10116       { EL_SWITCHGATE_SWITCH_UP,        EL_SWITCHGATE_SWITCH_DOWN       },
10117       { EL_DC_SWITCHGATE_SWITCH_UP,     EL_DC_SWITCHGATE_SWITCH_DOWN    },
10118       { EL_LIGHT_SWITCH,                EL_LIGHT_SWITCH_ACTIVE          },
10119       { EL_LANDMINE,                    EL_DC_LANDMINE                  },
10120       { EL_SHIELD_NORMAL,               EL_SHIELD_DEADLY                },
10121       { EL_STEEL_EXIT_CLOSED,           EL_STEEL_EXIT_OPEN              },
10122       { EL_EM_EXIT_CLOSED,              EL_EM_EXIT_OPEN                 },
10123       { EL_EM_STEEL_EXIT_CLOSED,        EL_EM_STEEL_EXIT_OPEN           },
10124       { EL_QUICKSAND_FAST_EMPTY,        EL_QUICKSAND_FAST_FULL          },
10125
10126       { -1,                             -1                              },
10127     };
10128     static int rotatable_elements[][4] =
10129     {
10130       {
10131         EL_BUG_UP,
10132         EL_BUG_RIGHT,
10133         EL_BUG_DOWN,
10134         EL_BUG_LEFT
10135       },
10136
10137       {
10138         EL_SPACESHIP_UP,
10139         EL_SPACESHIP_RIGHT,
10140         EL_SPACESHIP_DOWN,
10141         EL_SPACESHIP_LEFT
10142       },
10143
10144       {
10145         EL_BD_BUTTERFLY_UP,
10146         EL_BD_BUTTERFLY_RIGHT,
10147         EL_BD_BUTTERFLY_DOWN,
10148         EL_BD_BUTTERFLY_LEFT
10149       },
10150
10151       {
10152         EL_BD_FIREFLY_UP,
10153         EL_BD_FIREFLY_RIGHT,
10154         EL_BD_FIREFLY_DOWN,
10155         EL_BD_FIREFLY_LEFT
10156       },
10157
10158       {
10159         EL_PACMAN_UP,
10160         EL_PACMAN_RIGHT,
10161         EL_PACMAN_DOWN,
10162         EL_PACMAN_LEFT
10163       },
10164
10165       {
10166         EL_YAMYAM_UP,
10167         EL_YAMYAM_RIGHT,
10168         EL_YAMYAM_DOWN,
10169         EL_YAMYAM_LEFT
10170       },
10171
10172       {
10173         EL_ARROW_UP,
10174         EL_ARROW_RIGHT,
10175         EL_ARROW_DOWN,
10176         EL_ARROW_LEFT
10177       },
10178
10179       {
10180         EL_SP_PORT_UP,
10181         EL_SP_PORT_RIGHT,
10182         EL_SP_PORT_DOWN,
10183         EL_SP_PORT_LEFT
10184       },
10185
10186       {
10187         EL_SP_GRAVITY_PORT_UP,
10188         EL_SP_GRAVITY_PORT_RIGHT,
10189         EL_SP_GRAVITY_PORT_DOWN,
10190         EL_SP_GRAVITY_PORT_LEFT
10191       },
10192
10193       {
10194         EL_SP_GRAVITY_ON_PORT_UP,
10195         EL_SP_GRAVITY_ON_PORT_RIGHT,
10196         EL_SP_GRAVITY_ON_PORT_DOWN,
10197         EL_SP_GRAVITY_ON_PORT_LEFT
10198       },
10199
10200       {
10201         EL_SP_GRAVITY_OFF_PORT_UP,
10202         EL_SP_GRAVITY_OFF_PORT_RIGHT,
10203         EL_SP_GRAVITY_OFF_PORT_DOWN,
10204         EL_SP_GRAVITY_OFF_PORT_LEFT
10205       },
10206
10207       {
10208         EL_MOLE_UP,
10209         EL_MOLE_RIGHT,
10210         EL_MOLE_DOWN,
10211         EL_MOLE_LEFT
10212       },
10213
10214       {
10215         EL_BALLOON_SWITCH_UP,
10216         EL_BALLOON_SWITCH_RIGHT,
10217         EL_BALLOON_SWITCH_DOWN,
10218         EL_BALLOON_SWITCH_LEFT
10219       },
10220
10221       {
10222         -1,
10223         -1,
10224         -1,
10225         -1,
10226       },
10227     };
10228     int i, j;
10229
10230     for (i = 0; swappable_elements[i][0] != -1; i++)
10231     {
10232       int element1 = swappable_elements[i][0];
10233       int element2 = swappable_elements[i][1];
10234
10235       if (old_element == element1 || old_element == element2)
10236         new_element = (old_element == element1 ? element2 : element1);
10237     }
10238
10239     for (i = 0; rotatable_elements[i][0] != -1; i++)
10240     {
10241       for (j = 0; j < 4; j++)
10242       {
10243         int element = rotatable_elements[i][j];
10244
10245         if (old_element == element)
10246           new_element = (button == 1 ? rotatable_elements[i][(j + 3) % 4] :
10247                          button == 2 ? rotatable_elements[i][0]           :
10248                          button == 3 ? rotatable_elements[i][(j + 1) % 4] :
10249                          old_element);
10250       }
10251     }
10252   }
10253
10254   SetElementSimple(x, y, new_element, change_level);
10255
10256   last_x = x;
10257   last_y = y;
10258 }
10259
10260 static void ResetIntelliDraw()
10261 {
10262   int x, y;
10263
10264   for (x = 0; x < lev_fieldx; x++)
10265     for (y = 0; y < lev_fieldy; y++)
10266       IntelliDrawBuffer[x][y] = Feld[x][y];
10267
10268   SetElementIntelliDraw(-1, -1, EL_UNDEFINED, FALSE, -1);
10269 }
10270
10271 static void SetElementExt(int x, int y, int element, boolean change_level,
10272                           int button)
10273 {
10274   if (element < 0)
10275     SetElementSimple(x, y, Feld[x][y], change_level);
10276   else if (GetKeyModState() & KMOD_Shift)
10277     SetElementIntelliDraw(x, y, element, change_level, button);
10278   else
10279     SetElementSimple(x, y, element, change_level);
10280 }
10281
10282 static void SetElement(int x, int y, int element)
10283 {
10284   SetElementExt(x, y, element, TRUE, -1);
10285 }
10286
10287 static void SetElementButton(int x, int y, int element, int button)
10288 {
10289   SetElementExt(x, y, element, TRUE, button);
10290 }
10291
10292 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
10293 {
10294   int lx = sx + level_xpos;
10295   int ly = sy + level_ypos;
10296
10297   SetElementExt(lx, ly, element, change_level, -1);
10298 }
10299
10300 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
10301                      int element, boolean change_level)
10302 {
10303   int xsize = ABS(to_x - from_x);
10304   int ysize = ABS(to_y - from_y);
10305   int dx = (to_x < from_x ? -1 : +1);
10306   int dy = (to_y < from_y ? -1 : +1);
10307   int i;
10308
10309   if (from_y == to_y)                   /* horizontal line */
10310   {
10311     for (i = 0; i <= xsize; i++)
10312       DrawLineElement(from_x + i * dx, from_y, element, change_level);
10313   }
10314   else if (from_x == to_x)              /* vertical line */
10315   {
10316     for (i = 0; i <= ysize; i++)
10317       DrawLineElement(from_x, from_y + i * dy, element, change_level);
10318   }
10319   else                                  /* diagonal line */
10320   {
10321     if (ysize < xsize)                  /* a < 1 */
10322     {
10323       float a = (float)ysize / (float)xsize;
10324
10325       for (i = 0; i <= xsize; i++)
10326       {
10327         int x = dx * i;
10328         int y = dy * (int)(a * i + 0.5);
10329
10330         DrawLineElement(from_x + x, from_y + y, element, change_level);
10331       }
10332     }
10333     else                                /* a >= 1 */
10334     {
10335       float a = (float)xsize / (float)ysize;
10336
10337       for (i = 0; i <= ysize; i++)
10338       {
10339         int x = dx * (int)(a * i + 0.5);
10340         int y = dy * i;
10341
10342         DrawLineElement(from_x + x, from_y + y, element, change_level);
10343       }
10344     }
10345   }
10346 }
10347
10348 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
10349                     int element, boolean change_level)
10350 {
10351   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
10352   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
10353   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
10354   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
10355 }
10356
10357 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
10358                           int element, boolean change_level)
10359 {
10360   int y;
10361
10362   if (from_y > to_y)
10363     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
10364
10365   for (y = from_y; y <= to_y; y++)
10366     DrawLine(from_x, y, to_x, y, element, change_level);
10367 }
10368
10369 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
10370                        int element, boolean change_level)
10371 {
10372   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
10373   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
10374   int len_x = ABS(to_x - from_x);
10375   int len_y = ABS(to_y - from_y);
10376   int radius, x, y;
10377
10378   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
10379
10380   /* not optimal (some points get drawn twice) but simple,
10381      and fast enough for the few points we are drawing */
10382
10383   for (x = 0; x <= radius; x++)
10384   {
10385     int sx, sy, lx, ly;
10386
10387     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
10388
10389     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
10390     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
10391     lx = sx + level_xpos;
10392     ly = sy + level_ypos;
10393
10394     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
10395       DrawLineElement(sx, sy, element, change_level);
10396   }
10397
10398   for (y = 0; y <= radius; y++)
10399   {
10400     int sx, sy, lx, ly;
10401
10402     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
10403
10404     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
10405     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
10406     lx = sx + level_xpos;
10407     ly = sy + level_ypos;
10408
10409     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
10410       DrawLineElement(sx, sy, element, change_level);
10411   }
10412 }
10413
10414 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
10415                     int element, boolean change_level)
10416 {
10417   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
10418   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
10419
10420   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
10421 }
10422
10423 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
10424
10425 #if DRAW_CIRCLES_BUTTON_AVAILABLE
10426 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
10427                        int element, boolean change_level)
10428 {
10429   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
10430   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
10431   int mirror_to_x2 = from_x - (to_x2 - from_x);
10432   int mirror_to_y2 = from_y - (to_y2 - from_y);
10433
10434   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
10435   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
10436   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
10437   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
10438 }
10439 #endif
10440
10441 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
10442 {
10443   int from_sx, from_sy;
10444   int to_sx, to_sy;
10445
10446   if (from_x > to_x)
10447     swap_numbers(&from_x, &to_x);
10448
10449   if (from_y > to_y)
10450     swap_numbers(&from_y, &to_y);
10451
10452   from_sx = SX + from_x * MINI_TILEX;
10453   from_sy = SY + from_y * MINI_TILEY;
10454   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
10455   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
10456
10457   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
10458   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
10459   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
10460   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
10461
10462   if (from_x == to_x && from_y == to_y)
10463     MarkTileDirty(from_x/2, from_y/2);
10464   else
10465     redraw_mask |= REDRAW_FIELD;
10466 }
10467
10468 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
10469                        int element, boolean change_level)
10470 {
10471   if (element == -1 || change_level)
10472     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
10473   else
10474     DrawAreaBorder(from_x, from_y, to_x, to_y);
10475 }
10476
10477 /* values for CopyBrushExt() */
10478 #define CB_AREA_TO_BRUSH        0
10479 #define CB_BRUSH_TO_CURSOR      1
10480 #define CB_BRUSH_TO_LEVEL       2
10481 #define CB_DELETE_OLD_CURSOR    3
10482 #define CB_DUMP_BRUSH           4
10483 #define CB_DUMP_BRUSH_SMALL     5
10484
10485 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
10486                          int button, int mode)
10487 {
10488 #if 1
10489   static short brush_buffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
10490 #else
10491   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
10492 #endif
10493   static int brush_width, brush_height;
10494   static int last_cursor_x = -1, last_cursor_y = -1;
10495   static boolean delete_old_brush;
10496   int new_element = BUTTON_ELEMENT(button);
10497   int x, y;
10498
10499   if (mode == CB_DUMP_BRUSH ||
10500       mode == CB_DUMP_BRUSH_SMALL)
10501   {
10502     if (!draw_with_brush)
10503     {
10504       Error(ERR_WARN, "no brush selected");
10505
10506       return;
10507     }
10508
10509     for (y = 0; y < brush_height; y++)
10510     {
10511       for (x = 0; x < brush_width; x++)
10512       {
10513         int element = brush_buffer[x][y];
10514         int element_mapped = element;
10515
10516         if (IS_CUSTOM_ELEMENT(element))
10517           element_mapped = EL_CUSTOM_START;
10518         else if (IS_GROUP_ELEMENT(element))
10519           element_mapped = EL_GROUP_START;
10520         else if (element >= NUM_FILE_ELEMENTS)
10521           element_mapped = EL_UNKNOWN;
10522
10523         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
10524       }
10525
10526       printf("\n");
10527     }
10528
10529     return;
10530   }
10531
10532   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
10533     return;
10534
10535   if (mode == CB_AREA_TO_BRUSH)
10536   {
10537     int from_lx, from_ly;
10538
10539     if (from_x > to_x)
10540       swap_numbers(&from_x, &to_x);
10541
10542     if (from_y > to_y)
10543       swap_numbers(&from_y, &to_y);
10544
10545     brush_width = to_x - from_x + 1;
10546     brush_height = to_y - from_y + 1;
10547
10548     from_lx = from_x + level_xpos;
10549     from_ly = from_y + level_ypos;
10550
10551     for (y = 0; y < brush_height; y++)
10552     {
10553       for (x = 0; x < brush_width; x++)
10554       {
10555         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
10556
10557         if (button != 1)
10558           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
10559       }
10560     }
10561
10562     if (button != 1)
10563       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10564
10565     delete_old_brush = FALSE;
10566   }
10567   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
10568            mode == CB_BRUSH_TO_LEVEL)
10569   {
10570     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
10571     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
10572     int cursor_from_x = cursor_x - brush_width / 2;
10573     int cursor_from_y = cursor_y - brush_height / 2;
10574     int border_from_x = cursor_x, border_from_y = cursor_y;
10575     int border_to_x = cursor_x, border_to_y = cursor_y;
10576
10577     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
10578       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
10579
10580     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
10581         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
10582     {
10583       delete_old_brush = FALSE;
10584       return;
10585     }
10586
10587     for (y = 0; y < brush_height; y++)
10588     {
10589       for (x = 0; x < brush_width; x++)
10590       {
10591         int sx = cursor_from_x + x;
10592         int sy = cursor_from_y + y;
10593         int lx = sx + level_xpos;
10594         int ly = sy + level_ypos;
10595         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
10596         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
10597                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
10598                        brush_buffer[x][y] : new_element);
10599
10600         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
10601         {
10602           if (sx < border_from_x)
10603             border_from_x = sx;
10604           else if (sx > border_to_x)
10605             border_to_x = sx;
10606           if (sy < border_from_y)
10607             border_from_y = sy;
10608           else if (sy > border_to_y)
10609             border_to_y = sy;
10610
10611           DrawLineElement(sx, sy, element, change_level);
10612         }
10613       }
10614     }
10615
10616     if (mode != CB_DELETE_OLD_CURSOR)
10617       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
10618
10619     last_cursor_x = cursor_x;
10620     last_cursor_y = cursor_y;
10621     delete_old_brush = TRUE;
10622   }
10623 }
10624
10625 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
10626                             int button)
10627 {
10628   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
10629 }
10630
10631 static void CopyBrushToLevel(int x, int y, int button)
10632 {
10633   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
10634 }
10635
10636 static void CopyBrushToCursor(int x, int y)
10637 {
10638   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
10639 }
10640
10641 static void DeleteBrushFromCursor()
10642 {
10643   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
10644 }
10645
10646 void DumpBrush()
10647 {
10648   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
10649 }
10650
10651 void DumpBrush_Small()
10652 {
10653   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
10654 }
10655
10656 static void FloodFill(int from_x, int from_y, int fill_element)
10657 {
10658   FloodFillLevel(from_x, from_y, fill_element, Feld, lev_fieldx, lev_fieldy);
10659 }
10660
10661 /* values for DrawLevelText() modes */
10662 #define TEXT_INIT               0
10663 #define TEXT_SETCURSOR          1
10664 #define TEXT_WRITECHAR          2
10665 #define TEXT_BACKSPACE          3
10666 #define TEXT_NEWLINE            4
10667 #define TEXT_END                5
10668 #define TEXT_QUERY_TYPING       6
10669
10670 static int DrawLevelText(int sx, int sy, char letter, int mode)
10671 {
10672   static short delete_buffer[MAX_LEV_FIELDX];
10673   static int start_sx;
10674 #if 0
10675   static int start_sy;
10676 #endif
10677   static int last_sx, last_sy;
10678   static boolean typing = FALSE;
10679   int letter_element = EL_CHAR_ASCII0 + letter;
10680   int lx = 0, ly = 0;
10681
10682   /* map lower case letters to upper case and convert special characters */
10683   if (letter >= 'a' && letter <= 'z')
10684     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
10685   else if (letter == 'ä' || letter == 'Ä')
10686     letter_element = EL_CHAR_AUMLAUT;
10687   else if (letter == 'ö' || letter == 'Ö')
10688     letter_element = EL_CHAR_OUMLAUT;
10689   else if (letter == 'ü' || letter == 'Ü')
10690     letter_element = EL_CHAR_UUMLAUT;
10691   else if (letter == '^')
10692     letter_element = EL_CHAR_COPYRIGHT;
10693   else
10694     letter_element = EL_CHAR_ASCII0 + letter;
10695
10696   if (mode != TEXT_INIT)
10697   {
10698     if (!typing)
10699       return FALSE;
10700
10701     if (mode != TEXT_SETCURSOR)
10702     {
10703       sx = last_sx;
10704       sy = last_sy;
10705     }
10706
10707     lx = last_sx + level_xpos;
10708     ly = last_sy + level_ypos;
10709   }
10710
10711   switch (mode)
10712   {
10713     case TEXT_INIT:
10714       if (typing)
10715         DrawLevelText(0, 0, 0, TEXT_END);
10716
10717       typing = TRUE;
10718       start_sx = sx;
10719 #if 0
10720       start_sy = sy;
10721 #endif
10722       last_sx = sx;
10723       last_sy = sy;
10724       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
10725       break;
10726
10727     case TEXT_SETCURSOR:
10728       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
10729       DrawAreaBorder(sx, sy, sx, sy);
10730       last_sx = sx;
10731       last_sy = sy;
10732       break;
10733
10734     case TEXT_WRITECHAR:
10735       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
10736       {
10737         delete_buffer[sx - start_sx] = Feld[lx][ly];
10738         Feld[lx][ly] = letter_element;
10739
10740         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
10741           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
10742         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
10743           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10744         else
10745           DrawLevelText(0, 0, 0, TEXT_END);
10746
10747         level.changed = TRUE;
10748       }
10749       break;
10750
10751     case TEXT_BACKSPACE:
10752       if (sx > start_sx)
10753       {
10754         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
10755         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
10756         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
10757       }
10758       break;
10759
10760     case TEXT_NEWLINE:
10761       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
10762         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10763       else
10764         DrawLevelText(0, 0, 0, TEXT_END);
10765       break;
10766
10767     case TEXT_END:
10768       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10769       DrawMiniElement(sx, sy, Feld[lx][ly]);
10770       typing = FALSE;
10771       break;
10772
10773     case TEXT_QUERY_TYPING:
10774       break;
10775
10776     default:
10777       break;
10778   }
10779
10780   return typing;
10781 }
10782
10783 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
10784                           int element, boolean change_level)
10785 {
10786   int lx = sx + level_xpos;
10787   int ly = sy + level_ypos;
10788
10789   if (element == -1)
10790     DrawMiniElement(sx, sy, Feld[lx][ly]);
10791   else
10792     DrawAreaBorder(sx, sy, sx, sy);
10793 }
10794
10795 static void CheckLevelBorderElement(boolean redraw_playfield)
10796 {
10797   int last_border_element = BorderElement;
10798
10799   SetBorderElement();
10800
10801   if (redraw_playfield && BorderElement != last_border_element)
10802     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10803 }
10804
10805 static void CopyLevelToUndoBuffer(int mode)
10806 {
10807   static boolean accumulated_undo = FALSE;
10808   boolean new_undo_buffer_position = TRUE;
10809   int x, y;
10810
10811   switch (mode)
10812   {
10813     case UNDO_IMMEDIATE:
10814       accumulated_undo = FALSE;
10815       break;
10816
10817     case UNDO_ACCUMULATE:
10818       if (accumulated_undo)
10819         new_undo_buffer_position = FALSE;
10820       accumulated_undo = TRUE;
10821       break;
10822
10823     default:
10824       break;
10825   }
10826
10827   if (new_undo_buffer_position)
10828   {
10829     /* new position in undo buffer ring */
10830     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
10831
10832     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
10833       undo_buffer_steps++;
10834   }
10835
10836   for (x = 0; x < lev_fieldx; x++)
10837     for (y = 0; y < lev_fieldy; y++)
10838       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
10839
10840   /* check if drawing operation forces change of border style */
10841   CheckLevelBorderElement(TRUE);
10842
10843   level.changed = TRUE;
10844 }
10845
10846 static void RandomPlacement(int new_element)
10847 {
10848   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
10849   int num_free_positions = 0;
10850   int num_percentage, num_elements;
10851   int x, y;
10852
10853 #if 1
10854   ResetIntelliDraw();
10855 #endif
10856
10857   /* determine number of free positions for randomly placing the new element */
10858   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
10859   {
10860     free_position[x][y] =
10861       (random_placement_background_restricted ?
10862        Feld[x][y] == random_placement_background_element :
10863        Feld[x][y] != new_element);
10864
10865     if (free_position[x][y])
10866       num_free_positions++;
10867   }
10868
10869   /* determine number of new elements to place there */
10870   num_percentage = num_free_positions * random_placement_value / 100;
10871   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
10872                   num_percentage : random_placement_value);
10873
10874   /* if less free positions than elements to place, fill all these positions */
10875   if (num_free_positions < num_elements)
10876   {
10877     for (x = 0; x < lev_fieldx; x++)
10878       for (y = 0; y < lev_fieldy; y++)
10879         if (free_position[x][y])
10880 #if 1
10881           SetElement(x, y, new_element);
10882 #else
10883           Feld[x][y] = new_element;
10884 #endif
10885   }
10886   else
10887   {
10888     while (num_elements > 0)
10889     {
10890       x = GetSimpleRandom(lev_fieldx);
10891       y = GetSimpleRandom(lev_fieldy);
10892
10893       /* don't place element at the same position twice */
10894       if (free_position[x][y])
10895       {
10896         free_position[x][y] = FALSE;
10897 #if 1
10898         SetElement(x, y, new_element);
10899 #else
10900         Feld[x][y] = new_element;
10901 #endif
10902         num_elements--;
10903       }
10904     }
10905   }
10906
10907   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10908   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10909 }
10910
10911 void WrapLevel(int dx, int dy)
10912 {
10913   int wrap_dx = lev_fieldx - dx;
10914   int wrap_dy = lev_fieldy - dy;
10915   int x, y;
10916
10917   for (x = 0; x < lev_fieldx; x++)
10918     for (y = 0; y < lev_fieldy; y++)
10919       FieldBackup[x][y] = Feld[x][y];
10920
10921   for (x = 0; x < lev_fieldx; x++)
10922     for (y = 0; y < lev_fieldy; y++)
10923       Feld[x][y] =
10924         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
10925
10926   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10927   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
10928 }
10929
10930 static void HandleDrawingAreas(struct GadgetInfo *gi)
10931 {
10932   static boolean started_inside_drawing_area = FALSE;
10933   int id = gi->custom_id;
10934   boolean button_press_event;
10935   boolean button_release_event;
10936   boolean inside_drawing_area = !gi->event.off_borders;
10937   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
10938   int actual_drawing_function;
10939   int button = gi->event.button;
10940   int new_element = BUTTON_ELEMENT(button);
10941   int sx = gi->event.x, sy = gi->event.y;
10942   int min_sx = 0, min_sy = 0;
10943   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
10944   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
10945   int lx = 0, ly = 0;
10946   int min_lx = 0, min_ly = 0;
10947   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
10948   int x, y;
10949
10950   /* handle info callback for each invocation of action callback */
10951   gi->callback_info(gi);
10952
10953   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
10954   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
10955
10956   /* make sure to stay inside drawing area boundaries */
10957   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
10958   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
10959
10960   if (draw_level)
10961   {
10962     /* get positions inside level field */
10963     lx = sx + level_xpos;
10964     ly = sy + level_ypos;
10965
10966     if (!IN_LEV_FIELD(lx, ly))
10967       inside_drawing_area = FALSE;
10968
10969     /* make sure to stay inside level field boundaries */
10970     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
10971     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
10972
10973     /* correct drawing area positions accordingly */
10974     sx = lx - level_xpos;
10975     sy = ly - level_ypos;
10976   }
10977
10978   if (button_press_event)
10979     started_inside_drawing_area = inside_drawing_area;
10980
10981   if (!started_inside_drawing_area)
10982     return;
10983
10984   if (!IS_VALID_BUTTON(button))
10985     return;
10986
10987   if (!button && !button_release_event)
10988     return;
10989
10990   /* automatically switch to 'single item' drawing mode, if needed */
10991   actual_drawing_function =
10992     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
10993      drawing_function : GADGET_ID_SINGLE_ITEMS);
10994
10995   /* clicking into drawing area with pressed Control key picks element */
10996   if (GetKeyModState() & KMOD_Control)
10997   {
10998     last_drawing_function = drawing_function;
10999     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
11000   }
11001
11002   if (GetKeyModState() & KMOD_Shift)
11003   {
11004     if (button_press_event || button_release_event)
11005       ResetIntelliDraw();
11006   }
11007
11008   switch (actual_drawing_function)
11009   {
11010     case GADGET_ID_SINGLE_ITEMS:
11011       if (draw_level)
11012       {
11013         if (button_release_event)
11014         {
11015           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
11016
11017           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
11018               !inside_drawing_area)
11019             DeleteBrushFromCursor();
11020
11021 #if 0
11022           ResetIntelliDraw();
11023 #endif
11024         }
11025
11026         if (!button || button_release_event)
11027           break;
11028
11029         if (draw_with_brush)
11030         {
11031 #if 0
11032           if (!button_release_event)
11033 #endif
11034             CopyBrushToLevel(sx, sy, button);
11035         }
11036 #if 1
11037         else
11038 #else
11039         else if (new_element != Feld[lx][ly])
11040 #endif
11041         {
11042           if (new_element == EL_PLAYER_1)
11043           {
11044             /* remove player at old position */
11045             for (y = 0; y < lev_fieldy; y++)
11046             {
11047               for (x = 0; x < lev_fieldx; x++)
11048               {
11049                 if (Feld[x][y] == EL_PLAYER_1)
11050                 {
11051 #if 1
11052                   SetElement(x, y, EL_EMPTY);
11053 #else
11054                   Feld[x][y] = EL_EMPTY;
11055 #if 1
11056                   if (IN_ED_FIELD(x - level_xpos, y - level_ypos))
11057                     DrawMiniElement(x - level_xpos, y - level_ypos, EL_EMPTY);
11058 #else
11059                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
11060                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
11061                     DrawMiniElement(x - level_xpos, y - level_ypos, EL_EMPTY);
11062 #endif
11063 #endif
11064                 }
11065               }
11066             }
11067           }
11068
11069 #if 1
11070           SetElementButton(lx, ly, new_element, button);
11071 #else
11072           Feld[lx][ly] = new_element;
11073           DrawMiniElement(sx, sy, new_element);
11074 #endif
11075         }
11076       }
11077       else
11078       {
11079         int type_id = gi->custom_type_id;
11080         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
11081
11082         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
11083           DrawMiniGraphicExt(drawto,
11084                              gi->x + sx * MINI_TILEX,
11085                              gi->y + sy * MINI_TILEY,
11086                              el2edimg(new_element));
11087         else
11088           DrawFixedGraphicExt(drawto,
11089                               gi->x + sx * TILEX,
11090                               gi->y + sy * TILEY,
11091                               el2img(new_element), 0);
11092
11093         if (id == GADGET_ID_CUSTOM_GRAPHIC)
11094           new_element = GFX_ELEMENT(new_element);
11095
11096         drawingarea_info[type_id].value[pos] = new_element;
11097
11098         CopyElementPropertiesToGame(properties_element);
11099
11100         if (id == GADGET_ID_CUSTOM_GRAPHIC)
11101         {
11102           UpdateCustomElementGraphicGadgets();
11103
11104           FrameCounter = 0;     /* restart animation frame counter */
11105         }
11106       }
11107       break;
11108
11109     case GADGET_ID_CONNECTED_ITEMS:
11110       {
11111         static int last_sx = -1;
11112         static int last_sy = -1;
11113
11114         if (button_release_event)
11115           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
11116
11117         if (button)
11118         {
11119           if (!button_press_event)
11120             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
11121
11122           last_sx = sx;
11123           last_sy = sy;
11124         }
11125       }
11126       break;
11127
11128     case GADGET_ID_LINE:
11129     case GADGET_ID_ARC:
11130     case GADGET_ID_RECTANGLE:
11131     case GADGET_ID_FILLED_BOX:
11132     case GADGET_ID_GRAB_BRUSH:
11133     case GADGET_ID_TEXT:
11134       {
11135         static int last_sx = -1;
11136         static int last_sy = -1;
11137         static int start_sx = -1;
11138         static int start_sy = -1;
11139         void (*draw_func)(int, int, int, int, int, boolean);
11140
11141         if (drawing_function == GADGET_ID_LINE)
11142           draw_func = DrawLine;
11143         else if (drawing_function == GADGET_ID_ARC)
11144           draw_func = DrawArc;
11145         else if (drawing_function == GADGET_ID_RECTANGLE)
11146           draw_func = DrawBox;
11147         else if (drawing_function == GADGET_ID_FILLED_BOX)
11148           draw_func = DrawFilledBox;
11149         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
11150           draw_func = SelectArea;
11151         else /* (drawing_function == GADGET_ID_TEXT) */
11152           draw_func = SetTextCursor;
11153
11154         if (button_press_event)
11155         {
11156           draw_func(sx, sy, sx, sy, new_element, FALSE);
11157           start_sx = last_sx = sx;
11158           start_sy = last_sy = sy;
11159
11160           if (drawing_function == GADGET_ID_TEXT)
11161             DrawLevelText(0, 0, 0, TEXT_END);
11162         }
11163         else if (button_release_event)
11164         {
11165           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
11166           if (drawing_function == GADGET_ID_GRAB_BRUSH)
11167           {
11168             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
11169             CopyBrushToCursor(sx, sy);
11170             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
11171                           MB_LEFTBUTTON);
11172             draw_with_brush = TRUE;
11173           }
11174           else if (drawing_function == GADGET_ID_TEXT)
11175             DrawLevelText(sx, sy, 0, TEXT_INIT);
11176           else
11177             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
11178         }
11179         else if (last_sx != sx || last_sy != sy)
11180         {
11181           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
11182           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
11183           last_sx = sx;
11184           last_sy = sy;
11185         }
11186       }
11187       break;
11188
11189     case GADGET_ID_FLOOD_FILL:
11190       if (button_press_event && Feld[lx][ly] != new_element)
11191       {
11192         FloodFill(lx, ly, new_element);
11193         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11194         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
11195       }
11196       break;
11197
11198     case GADGET_ID_PICK_ELEMENT:
11199       if (button_release_event)
11200         ClickOnGadget(level_editor_gadget[last_drawing_function],
11201                       MB_LEFTBUTTON);
11202       else if (draw_level)
11203         PickDrawingElement(button, Feld[lx][ly]);
11204       else
11205       {
11206         int type_id = gi->custom_type_id;
11207         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
11208
11209         PickDrawingElement(button, drawingarea_info[type_id].value[pos]);
11210       }
11211
11212       break;
11213
11214     default:
11215       break;
11216   }
11217 }
11218
11219 static void HandleCounterButtons(struct GadgetInfo *gi)
11220 {
11221   int gadget_id = gi->custom_id;
11222   int counter_id = gi->custom_type_id;
11223   int button = gi->event.button;
11224   int *counter_value = counterbutton_info[counter_id].value;
11225   int step = BUTTON_STEPSIZE(button) *
11226     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
11227
11228   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
11229   {
11230     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
11231     boolean released = (gi->event.type == GD_EVENT_RELEASED);
11232     boolean level_changed = LevelChanged();
11233
11234     if ((level_changed && pressed) || (!level_changed && released))
11235       return;
11236
11237     if (level_changed && !Request("Level has changed! Discard changes?",
11238                                   REQ_ASK))
11239     {
11240       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
11241         ModifyEditorCounterValue(counter_id, *counter_value);
11242
11243       return;
11244     }
11245   }
11246
11247   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
11248     *counter_value = gi->textinput.number_value;
11249   else
11250     ModifyEditorCounterValue(counter_id, *counter_value + step);
11251
11252   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
11253   {
11254       LoadLevel(level_nr);
11255       LoadScore(level_nr);
11256
11257       TapeErase();
11258
11259       ResetUndoBuffer();
11260       DrawEditModeWindow();
11261
11262       return;
11263   }
11264
11265   switch (counter_id)
11266   {
11267     case ED_COUNTER_ID_YAMYAM_CONTENT:
11268       DrawYamYamContentAreas();
11269       break;
11270
11271     case ED_COUNTER_ID_BALL_CONTENT:
11272       DrawMagicBallContentAreas();
11273       break;
11274
11275     case ED_COUNTER_ID_ANDROID_CONTENT:
11276       DrawAndroidElementArea(properties_element);
11277       break;
11278
11279     case ED_COUNTER_ID_GROUP_CONTENT:
11280       DrawGroupElementArea(properties_element);
11281       CopyGroupElementPropertiesToGame(properties_element);
11282       break;
11283
11284     case ED_COUNTER_ID_INVENTORY_SIZE:
11285       DrawPlayerInitialInventoryArea(properties_element);
11286       break;
11287
11288     case ED_COUNTER_ID_ENVELOPE_XSIZE:
11289     case ED_COUNTER_ID_ENVELOPE_YSIZE:
11290       DrawEnvelopeTextArea(-1);
11291       break;
11292
11293     case ED_COUNTER_ID_LEVEL_XSIZE:
11294     case ED_COUNTER_ID_LEVEL_YSIZE:
11295       lev_fieldx = level.fieldx;
11296       lev_fieldy = level.fieldy;
11297       break;
11298
11299     default:
11300       break;
11301   }
11302
11303   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
11304        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
11305       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
11306        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
11307     CopyElementPropertiesToGame(properties_element);
11308
11309   level.changed = TRUE;
11310 }
11311
11312 static void HandleTextInputGadgets(struct GadgetInfo *gi)
11313 {
11314   int type_id = gi->custom_type_id;
11315
11316   strcpy(textinput_info[type_id].value, gi->textinput.value);
11317
11318   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
11319   {
11320     CopyElementPropertiesToGame(properties_element);
11321
11322     ModifyEditorElementList();  /* update changed button info text */
11323   }
11324
11325   level.changed = TRUE;
11326 }
11327
11328 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
11329 {
11330   int type_id = gi->custom_type_id;
11331
11332 #if 1
11333   strncpy(textarea_info[type_id].value, gi->textarea.value,
11334           MAX_ENVELOPE_TEXT_LEN);
11335   textarea_info[type_id].value[MAX_ENVELOPE_TEXT_LEN] = '\0';
11336 #else
11337   /* !!! BUGGY !!! MAX_ENVELOPE_TEXT_LEN != MAX_GADGET_TEXTSIZE !!! */
11338   strcpy(textarea_info[type_id].value, gi->textarea.value);
11339 #endif
11340
11341   level.changed = TRUE;
11342 }
11343
11344 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
11345 {
11346   int type_id = gi->custom_type_id;
11347   int value_old = *selectbox_info[type_id].value;
11348   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
11349
11350   *selectbox_info[type_id].value = value_new;
11351
11352   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
11353   {
11354     element_info[properties_element].current_change_page = gi->selectbox.index;
11355
11356     DrawPropertiesWindow();
11357   }
11358   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
11359             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
11360            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
11361             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
11362            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
11363   {
11364     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
11365     {
11366       /* when changing action type, also check action mode and action arg */
11367       if (value_old != value_new)
11368         setSelectboxSpecialActionVariablesIfNeeded();
11369
11370       DrawPropertiesChange();
11371     }
11372
11373     CopyElementPropertiesToGame(properties_element);
11374
11375     level.changed = TRUE;
11376   }
11377 }
11378
11379 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
11380 {
11381   int type_id = gi->custom_type_id;
11382   int i;
11383
11384   if (type_id >= ED_TEXTBUTTON_ID_LEVELINFO_FIRST &&
11385       type_id <= ED_TEXTBUTTON_ID_LEVELINFO_LAST)
11386   {
11387     edit_mode_levelinfo = gi->custom_type_id;
11388
11389     DrawLevelInfoWindow();
11390   }
11391   else if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
11392            type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
11393   {
11394     edit_mode_properties = gi->custom_type_id;
11395
11396     DrawPropertiesWindow();
11397   }
11398   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
11399   {
11400     char *template_filename = getDefaultLevelFilename(-1);
11401     boolean new_template = !fileExists(template_filename);
11402
11403     /* backup original "level.field" (needed to track playfield changes) */
11404     CopyPlayfield(level.field, FieldBackup);
11405
11406     /* "SaveLevelTemplate()" uses "level.field", so copy editor playfield */
11407     CopyPlayfield(Feld, level.field);
11408
11409     if (new_template ||
11410         Request("Save this template and kill the old?", REQ_ASK))
11411       SaveLevelTemplate();
11412
11413     if (new_template)
11414       Request("Template saved!", REQ_CONFIRM);
11415
11416     /* restore original "level.field" (needed to track playfield changes) */
11417     CopyPlayfield(FieldBackup, level.field);
11418   }
11419   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
11420            custom_element.num_change_pages < MAX_CHANGE_PAGES)
11421   {
11422     struct ElementInfo *ei = &element_info[properties_element];
11423
11424     setElementChangePages(ei, ei->num_change_pages + 1);
11425
11426     /* set new change page to be new current change page */
11427     ei->current_change_page = ei->num_change_pages - 1;
11428     ei->change = &ei->change_page[ei->current_change_page];
11429
11430     setElementChangeInfoToDefaults(ei->change);
11431
11432     DrawPropertiesWindow();
11433
11434     level.changed = TRUE;
11435   }
11436   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
11437            custom_element.num_change_pages > MIN_CHANGE_PAGES)
11438   {
11439     struct ElementInfo *ei = &element_info[properties_element];
11440
11441     /* copy all change pages after change page to be deleted */
11442     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
11443       ei->change_page[i] = ei->change_page[i + 1];
11444
11445     setElementChangePages(ei, ei->num_change_pages - 1);
11446
11447     DrawPropertiesWindow();
11448
11449     level.changed = TRUE;
11450   }
11451 }
11452
11453 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
11454 {
11455   int type_id = gi->custom_type_id;
11456
11457   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
11458       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
11459   {
11460     struct ElementInfo *ei = &element_info[properties_element];
11461     int step = BUTTON_STEPSIZE(gi->event.button);
11462
11463     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
11464     ei->current_change_page += step;
11465
11466     if (ei->current_change_page < 0)
11467       ei->current_change_page = 0;
11468     else if (ei->current_change_page >= ei->num_change_pages)
11469       ei->current_change_page = ei->num_change_pages - 1;
11470
11471     DrawPropertiesWindow();
11472   }
11473   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
11474            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
11475   {
11476     struct ElementInfo *ei = &element_info[properties_element];
11477     int current_change_page = ei->current_change_page;
11478
11479     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
11480       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
11481         ei->change_page[current_change_page];
11482     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
11483     {
11484       ei->change_page[current_change_page] =
11485         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
11486
11487       level.changed = TRUE;
11488     }
11489
11490     DrawPropertiesWindow();
11491   }
11492 }
11493
11494 static void HandleRadiobuttons(struct GadgetInfo *gi)
11495 {
11496   *radiobutton_info[gi->custom_type_id].value =
11497     radiobutton_info[gi->custom_type_id].checked_value;
11498
11499   level.changed = TRUE;
11500 }
11501
11502 static void HandleCheckbuttons(struct GadgetInfo *gi)
11503 {
11504   int type_id = gi->custom_type_id;
11505
11506   *checkbutton_info[type_id].value ^= TRUE;
11507
11508   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
11509       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
11510       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
11511       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
11512          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
11513         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
11514          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
11515        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
11516   {
11517     CopyElementPropertiesToGame(properties_element);
11518   }
11519
11520   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
11521   {
11522     UpdateCustomElementGraphicGadgets();
11523   }
11524   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
11525   {
11526     char *template_filename = getDefaultLevelFilename(-1);
11527
11528     if (level.use_custom_template && !fileExists(template_filename))
11529     {
11530       Request("No level template found!", REQ_CONFIRM);
11531
11532       level.use_custom_template = FALSE;
11533       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
11534
11535       return;
11536     }
11537
11538     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
11539
11540     DrawEditModeWindow();
11541   }
11542
11543   level.changed = TRUE;
11544 }
11545
11546 static void HandleControlButtons(struct GadgetInfo *gi)
11547 {
11548   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
11549   static int last_edit_mode = ED_MODE_DRAWING;
11550   static int last_custom_copy_mode = -1;
11551   int id = gi->custom_id;
11552   int button = gi->event.button;
11553   int step = BUTTON_STEPSIZE(button);
11554   int new_element = BUTTON_ELEMENT(button);
11555   int x, y;
11556
11557   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
11558     DrawLevelText(0, 0, 0, TEXT_END);
11559
11560   if (id < ED_NUM_CTRL1_BUTTONS &&
11561       id != GADGET_ID_SINGLE_ITEMS &&
11562       id != GADGET_ID_PROPERTIES &&
11563       id != GADGET_ID_PICK_ELEMENT &&
11564       edit_mode != ED_MODE_DRAWING &&
11565       drawing_function != GADGET_ID_PICK_ELEMENT &&
11566       !(GetKeyModState() & KMOD_Control))
11567   {
11568     DrawDrawingWindow();
11569     edit_mode = ED_MODE_DRAWING;
11570   }
11571
11572   /* element copy mode active, but no element button pressed => deactivate */
11573   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
11574     last_custom_copy_mode = -1;
11575
11576   switch (id)
11577   {
11578     case GADGET_ID_SCROLL_LEFT:
11579       if (level_xpos >= 0)
11580       {
11581         if (lev_fieldx < ed_fieldx - 2)
11582           break;
11583
11584         level_xpos -= step;
11585         if (level_xpos < -1)
11586           level_xpos = -1;
11587         if (button == 1)
11588           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
11589         else
11590           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11591
11592         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
11593                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
11594       }
11595       break;
11596
11597     case GADGET_ID_SCROLL_RIGHT:
11598       if (level_xpos <= lev_fieldx - ed_fieldx)
11599       {
11600         if (lev_fieldx < ed_fieldx - 2)
11601           break;
11602
11603         level_xpos += step;
11604         if (level_xpos > lev_fieldx - ed_fieldx + 1)
11605           level_xpos = lev_fieldx - ed_fieldx + 1;
11606         if (button == 1)
11607           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
11608         else
11609           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11610
11611         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
11612                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
11613       }
11614       break;
11615
11616     case GADGET_ID_SCROLL_UP:
11617       if (level_ypos >= 0)
11618       {
11619         if (lev_fieldy < ed_fieldy - 2)
11620           break;
11621
11622         level_ypos -= step;
11623         if (level_ypos < -1)
11624           level_ypos = -1;
11625         if (button == 1)
11626           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
11627         else
11628           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11629
11630         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
11631                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
11632       }
11633       break;
11634
11635     case GADGET_ID_SCROLL_DOWN:
11636       if (level_ypos <= lev_fieldy - ed_fieldy)
11637       {
11638         if (lev_fieldy < ed_fieldy - 2)
11639           break;
11640
11641         level_ypos += step;
11642         if (level_ypos > lev_fieldy - ed_fieldy + 1)
11643           level_ypos = lev_fieldy - ed_fieldy + 1;
11644         if (button == 1)
11645           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
11646         else
11647           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11648
11649         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
11650                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
11651       }
11652       break;
11653
11654     case GADGET_ID_SCROLL_HORIZONTAL:
11655       level_xpos = gi->event.item_position - 1;
11656       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11657       break;
11658
11659     case GADGET_ID_SCROLL_VERTICAL:
11660       level_ypos = gi->event.item_position - 1;
11661       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11662       break;
11663
11664     case GADGET_ID_SCROLL_LIST_UP:
11665     case GADGET_ID_SCROLL_LIST_DOWN:
11666     case GADGET_ID_SCROLL_LIST_VERTICAL:
11667       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
11668         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
11669       else
11670       {
11671         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
11672         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
11673
11674         if (element_shift < 0)
11675           element_shift = 0;
11676         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
11677           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
11678
11679         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11680                      GDI_SCROLLBAR_ITEM_POSITION,
11681                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11682       }
11683
11684       ModifyEditorElementList();
11685
11686       break;
11687
11688     case GADGET_ID_WRAP_LEFT:
11689       WrapLevel(-step, 0);
11690       break;
11691
11692     case GADGET_ID_WRAP_RIGHT:
11693       WrapLevel(step, 0);
11694       break;
11695
11696     case GADGET_ID_WRAP_UP:
11697       WrapLevel(0, -step);
11698       break;
11699
11700     case GADGET_ID_WRAP_DOWN:
11701       WrapLevel(0, step);
11702       break;
11703
11704     case GADGET_ID_SINGLE_ITEMS:
11705     case GADGET_ID_CONNECTED_ITEMS:
11706     case GADGET_ID_LINE:
11707     case GADGET_ID_ARC:
11708     case GADGET_ID_TEXT:
11709     case GADGET_ID_RECTANGLE:
11710     case GADGET_ID_FILLED_BOX:
11711     case GADGET_ID_FLOOD_FILL:
11712     case GADGET_ID_GRAB_BRUSH:
11713     case GADGET_ID_PICK_ELEMENT:
11714       if (drawing_function != GADGET_ID_PICK_ELEMENT)
11715         last_drawing_function = drawing_function;
11716       drawing_function = id;
11717       draw_with_brush = FALSE;
11718       break;
11719
11720     case GADGET_ID_RANDOM_PLACEMENT:
11721       RandomPlacement(new_element);
11722       break;
11723
11724     case GADGET_ID_PROPERTIES:
11725       if (edit_mode != ED_MODE_PROPERTIES)
11726       {
11727         properties_element = new_element;
11728         DrawPropertiesWindow();
11729         edit_mode = ED_MODE_PROPERTIES;
11730
11731         last_level_drawing_function = drawing_function;
11732         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
11733                       MB_LEFTBUTTON);
11734       }
11735       else
11736       {
11737         DrawDrawingWindow();
11738         edit_mode = ED_MODE_DRAWING;
11739
11740         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
11741                       MB_LEFTBUTTON);
11742       }
11743       break;
11744
11745     case GADGET_ID_CUSTOM_COPY_FROM:
11746     case GADGET_ID_CUSTOM_COPY_TO:
11747     case GADGET_ID_CUSTOM_EXCHANGE:
11748       last_custom_copy_mode = id;
11749       last_drawing_function = drawing_function;
11750       break;
11751
11752     case GADGET_ID_CUSTOM_COPY:
11753       CopyCustomElement(properties_element, -1, id);
11754       break;
11755
11756     case GADGET_ID_CUSTOM_PASTE:
11757       CopyCustomElement(-1, properties_element, id);
11758       break;
11759
11760     case GADGET_ID_UNDO:
11761       if (undo_buffer_steps == 0)
11762       {
11763         Request("Undo buffer empty!", REQ_CONFIRM);
11764         break;
11765       }
11766
11767       if (edit_mode != ED_MODE_DRAWING)
11768       {
11769         DrawDrawingWindow();
11770         edit_mode = ED_MODE_DRAWING;
11771       }
11772
11773       undo_buffer_position =
11774         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
11775       undo_buffer_steps--;
11776
11777       for (x = 0; x < lev_fieldx; x++)
11778         for (y = 0; y < lev_fieldy; y++)
11779           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
11780
11781       /* check if undo operation forces change of border style */
11782       CheckLevelBorderElement(FALSE);
11783
11784       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11785
11786       break;
11787
11788     case GADGET_ID_INFO:
11789       if (edit_mode != ED_MODE_INFO)
11790       {
11791         last_edit_mode = edit_mode;
11792         edit_mode = ED_MODE_INFO;
11793
11794         DrawLevelInfoWindow();
11795       }
11796       else
11797       {
11798         edit_mode = last_edit_mode;
11799
11800         DrawEditModeWindow();
11801       }
11802       break;
11803
11804     case GADGET_ID_CLEAR:
11805       if (edit_mode != ED_MODE_DRAWING)
11806       {
11807         DrawDrawingWindow();
11808         edit_mode = ED_MODE_DRAWING;
11809       }
11810
11811       for (x = 0; x < MAX_LEV_FIELDX; x++)
11812         for (y = 0; y < MAX_LEV_FIELDY; y++)
11813           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
11814
11815       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
11816
11817       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11818       break;
11819
11820     case GADGET_ID_SAVE:
11821     {
11822       /* saving read-only levels into personal level set modifies global vars
11823          "leveldir_current" and "level_nr"; restore them after saving level */
11824       LevelDirTree *leveldir_former = leveldir_current;
11825       int level_nr_former = level_nr;
11826       char *level_filename;
11827       boolean new_level;
11828
11829       if (leveldir_current->readonly &&
11830           !PrepareSavingIntoPersonalLevelSet())
11831         break;
11832
11833       level_filename = getDefaultLevelFilename(level_nr);
11834       new_level = !fileExists(level_filename);
11835
11836       if (new_level ||
11837           Request("Save this level and kill the old?", REQ_ASK))
11838       {
11839         if (leveldir_former->readonly)
11840           ModifyLevelInfoForSavingIntoPersonalLevelSet(leveldir_former->name);
11841
11842         CopyPlayfield(Feld, level.field);
11843         SaveLevel(level_nr);
11844
11845         level.changed = FALSE;
11846
11847         if (new_level)
11848         {
11849           char level_saved_msg[64];
11850
11851           if (leveldir_former->readonly)
11852             sprintf(level_saved_msg,
11853                     "Level saved as level %d into personal level set!",
11854                     level_nr);
11855           else
11856             strcpy(level_saved_msg, "Level saved!");
11857
11858           Request(level_saved_msg, REQ_CONFIRM);
11859         }
11860       }
11861
11862       /* "cd" back to copied-from levelset (in case of saved read-only level) */
11863       leveldir_current = leveldir_former;
11864       level_nr = level_nr_former;
11865
11866       break;
11867     }
11868
11869     case GADGET_ID_TEST:
11870       if (LevelChanged())
11871         level.game_version = GAME_VERSION_ACTUAL;
11872
11873       CopyPlayfield(level.field, FieldBackup);
11874       CopyPlayfield(Feld, level.field);
11875
11876       CopyNativeLevel_RND_to_Native(&level);
11877
11878       UnmapLevelEditorGadgets();
11879       UndrawSpecialEditorDoor();
11880
11881       CloseDoor(DOOR_CLOSE_ALL);
11882
11883       BackToFront();            /* force redraw of undrawn special door */
11884
11885 #if 0
11886       DrawCompleteVideoDisplay();
11887 #endif
11888
11889       level_editor_test_game = TRUE;
11890
11891       StartGameActions(FALSE, setup.autorecord, level.random_seed);
11892
11893       break;
11894
11895     case GADGET_ID_EXIT:
11896       RequestExitLevelEditor(TRUE, FALSE);  /* if level has changed, ask user */
11897       break;
11898
11899     default:
11900       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
11901           id <= GADGET_ID_ELEMENTLIST_LAST)
11902       {
11903         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
11904         int new_element = editor_elements[element_position + element_shift];
11905
11906         if (IS_EDITOR_CASCADE(new_element))
11907         {
11908           int i;
11909
11910           for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
11911           {
11912             int *cascade_element= &(*editor_elements_info[i].headline_list)[0];
11913             boolean *cascade_value=editor_elements_info[i].setup_cascade_value;
11914
11915             if (*cascade_element == new_element)
11916             {
11917               *cascade_element = EL_CASCADE_TOGGLE(*cascade_element);
11918               *cascade_value = IS_EDITOR_CASCADE_ACTIVE(*cascade_element);
11919
11920               /* update element selection list */
11921               ReinitializeElementList();
11922               ModifyEditorElementList();
11923
11924               /* update cascading gadget info text */
11925               PrintEditorGadgetInfoText(level_editor_gadget[id]);
11926
11927               /* save current editor cascading state */
11928               SaveSetup_EditorCascade();
11929
11930               break;
11931             }
11932           }
11933
11934           break;
11935         }
11936
11937         if (last_custom_copy_mode != -1)
11938         {
11939           if (CopyCustomElement(properties_element, new_element,
11940                                 last_custom_copy_mode))
11941           {
11942             ClickOnGadget(level_editor_gadget[last_drawing_function],
11943                           MB_LEFTBUTTON);
11944
11945             last_custom_copy_mode = -1;
11946           }
11947
11948           break;
11949         }
11950
11951         PickDrawingElement(button, new_element);
11952
11953         if (!stick_element_properties_window &&
11954             drawing_function != GADGET_ID_PICK_ELEMENT &&
11955             !(GetKeyModState() & KMOD_Control))
11956         {
11957           properties_element = new_element;
11958           if (edit_mode == ED_MODE_PROPERTIES)
11959             DrawPropertiesWindow();
11960         }
11961
11962         if (drawing_function == GADGET_ID_PICK_ELEMENT)
11963           ClickOnGadget(level_editor_gadget[last_drawing_function],
11964                         MB_LEFTBUTTON);
11965       }
11966 #ifdef DEBUG
11967       else if (gi->event.type == GD_EVENT_PRESSED)
11968         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
11969       else if (gi->event.type == GD_EVENT_RELEASED)
11970         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
11971       else if (gi->event.type == GD_EVENT_MOVING)
11972         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
11973       else
11974         printf("default: HandleControlButtons: ? (id == %d)\n", id);
11975 #endif
11976       break;
11977   }
11978 }
11979
11980 void HandleLevelEditorKeyInput(Key key)
11981 {
11982   char letter = getCharFromKey(key);
11983   int button = MB_LEFTBUTTON;
11984
11985   if (drawing_function == GADGET_ID_TEXT &&
11986       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
11987   {
11988     if (letter)
11989       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
11990     else if (key == KSYM_Delete || key == KSYM_BackSpace)
11991       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
11992     else if (key == KSYM_Return)
11993       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
11994     else if (key == KSYM_Escape)
11995       DrawLevelText(0, 0, 0, TEXT_END);
11996   }
11997   else if (button_status == MB_RELEASED)
11998   {
11999     int id = GADGET_ID_NONE;
12000     int new_element_shift = element_shift;
12001     int i;
12002
12003     switch (key)
12004     {
12005       case KSYM_Left:
12006         id = GADGET_ID_SCROLL_LEFT;
12007         break;
12008       case KSYM_Right:
12009         id = GADGET_ID_SCROLL_RIGHT;
12010         break;
12011       case KSYM_Up:
12012         id = GADGET_ID_SCROLL_UP;
12013         break;
12014       case KSYM_Down:
12015         id = GADGET_ID_SCROLL_DOWN;
12016         break;
12017       case KSYM_Page_Up:
12018         id = GADGET_ID_SCROLL_LIST_UP;
12019         button = MB_RIGHTBUTTON;
12020         break;
12021       case KSYM_Page_Down:
12022         id = GADGET_ID_SCROLL_LIST_DOWN;
12023         button = MB_RIGHTBUTTON;
12024         break;
12025
12026       case KSYM_Home:
12027       case KSYM_End:
12028         element_shift = (key == KSYM_Home ? 0 :
12029                          num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS);
12030
12031         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
12032                      GDI_SCROLLBAR_ITEM_POSITION,
12033                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
12034
12035         ModifyEditorElementList();
12036
12037         break;
12038
12039       case KSYM_Insert:
12040       case KSYM_Delete:
12041
12042         /* this is needed to prevent interference with running "True X-Mouse" */
12043         if (GetKeyModStateFromEvents() & KMOD_Control)
12044           break;
12045
12046         /* check for last or next editor cascade block in element list */
12047         for (i = 0; i < num_editor_elements; i++)
12048         {
12049           if ((key == KSYM_Insert && i == element_shift) ||
12050               (key == KSYM_Delete && new_element_shift > element_shift))
12051             break;
12052
12053           /* jump to next cascade block (or to start of element list) */
12054           if (i == 0 || IS_EDITOR_CASCADE(editor_elements[i]))
12055             new_element_shift = i;
12056         }
12057
12058         if (i < num_editor_elements)
12059           element_shift = new_element_shift;
12060
12061         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
12062           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
12063
12064         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
12065                      GDI_SCROLLBAR_ITEM_POSITION,
12066                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
12067
12068         ModifyEditorElementList();
12069
12070         break;
12071
12072       case KSYM_Escape:
12073         if (edit_mode == ED_MODE_DRAWING)
12074         {
12075           RequestExitLevelEditor(setup.ask_on_escape_editor, TRUE);
12076         }
12077         else if (edit_mode == ED_MODE_INFO)
12078         {
12079           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
12080         }
12081         else if (edit_mode == ED_MODE_PROPERTIES)
12082         {
12083           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
12084         }
12085         else            /* should never happen */
12086         {
12087           DrawDrawingWindow();
12088           edit_mode = ED_MODE_DRAWING;
12089         }
12090
12091         break;
12092
12093       default:
12094         break;
12095     }
12096
12097     if (id != GADGET_ID_NONE)
12098       ClickOnGadget(level_editor_gadget[id], button);
12099     else if (letter == '.')
12100       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
12101     else if (key == KSYM_Return ||
12102              key == KSYM_space ||
12103              key == setup.shortcut.toggle_pause)
12104       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
12105     else
12106       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
12107         if (letter && letter == control_info[i].shortcut)
12108           if (!anyTextGadgetActive())
12109             ClickOnGadget(level_editor_gadget[i], button);
12110   }
12111 }
12112
12113 void HandleLevelEditorIdle()
12114 {
12115   static unsigned int action_delay = 0;
12116   unsigned int action_delay_value = GameFrameDelay;
12117   int xpos = 1, ypos = 2;
12118   int i;
12119
12120   if (edit_mode != ED_MODE_PROPERTIES)
12121     return;
12122
12123   if (!DelayReached(&action_delay, action_delay_value))
12124     return;
12125
12126   for (i = 0; i < ED_NUM_SELECTBOX; i++)
12127   {
12128     struct GadgetInfo *gi = level_editor_gadget[selectbox_info[i].gadget_id];
12129
12130     if (gi->mapped && gi->active && gi->selectbox.open)
12131       return;
12132   }
12133
12134   DrawEditorElementAnimation(SX + xpos * TILEX,
12135                              SY + ypos * TILEY + MINI_TILEY / 2);
12136
12137   MarkTileDirty(xpos, ypos);
12138   MarkTileDirty(xpos, ypos + 1);
12139
12140   FrameCounter++;       /* increase animation frame counter */
12141 }
12142
12143 void ClearEditorGadgetInfoText()
12144 {
12145   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
12146 }
12147
12148 void PrintEditorGadgetInfoText(struct GadgetInfo *gi)
12149 {
12150   char infotext[MAX_OUTPUT_LINESIZE + 1];
12151   char shortcut[MAX_OUTPUT_LINESIZE + 1];
12152   int max_infotext_len = getMaxInfoTextLength();
12153
12154   if (gi == NULL || gi->info_text == NULL)
12155     return;
12156
12157   strncpy(infotext, gi->info_text, max_infotext_len);
12158   infotext[max_infotext_len] = '\0';
12159
12160   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
12161   {
12162     int key = control_info[gi->custom_id].shortcut;
12163
12164     if (key)
12165     {
12166       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
12167         sprintf(shortcut, " ('.' or '%c')", key);
12168       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
12169         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
12170       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
12171         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
12172       else                                              /* normal case */
12173         sprintf(shortcut, " ('%s%c')",
12174                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
12175
12176       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
12177         strcat(infotext, shortcut);
12178     }
12179   }
12180
12181   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
12182 }
12183
12184 void HandleEditorGadgetInfoText(void *ptr)
12185 {
12186   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
12187
12188   if (game_status != GAME_MODE_EDITOR)
12189     return;
12190
12191   ClearEditorGadgetInfoText();
12192
12193   if (gi == NULL || gi->event.type == GD_EVENT_INFO_LEAVING)
12194     return;
12195
12196   /* misuse this function to delete brush cursor, if needed */
12197   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
12198     DeleteBrushFromCursor();
12199
12200   PrintEditorGadgetInfoText(gi);
12201 }
12202
12203 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
12204 {
12205   static int start_lx, start_ly;
12206   int id = gi->custom_id;
12207   int type_id = gi->custom_type_id;
12208   int sx = gi->event.x;
12209   int sy = gi->event.y;
12210   int lx = sx + level_xpos;
12211   int ly = sy + level_ypos;
12212   int min_sx = 0, min_sy = 0;
12213   int max_sx = gi->drawing.area_xsize - 1;
12214   int max_sy = gi->drawing.area_ysize - 1;
12215   int actual_drawing_function = drawing_function;
12216   int max_infotext_len = getMaxInfoTextLength();
12217   char infotext[MAX_OUTPUT_LINESIZE + 1];
12218   char *text;
12219
12220   infotext[0] = '\0';           /* start with empty info text */
12221
12222   /* pressed Control key: simulate picking element */
12223   if (GetKeyModState() & KMOD_Control)
12224     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
12225
12226   ClearEditorGadgetInfoText();
12227
12228   if (gi->event.type == GD_EVENT_INFO_LEAVING)
12229     return;
12230
12231   /* make sure to stay inside drawing area boundaries */
12232   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
12233   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
12234
12235   if (id == GADGET_ID_DRAWING_LEVEL)
12236   {
12237     if (button_status)
12238     {
12239       int min_lx = 0, min_ly = 0;
12240       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
12241
12242       /* get positions inside level field */
12243       lx = sx + level_xpos;
12244       ly = sy + level_ypos;
12245
12246       /* make sure to stay inside level field boundaries */
12247       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
12248       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
12249
12250       /* correct drawing area positions accordingly */
12251       sx = lx - level_xpos;
12252       sy = ly - level_ypos;
12253     }
12254
12255     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
12256     {
12257       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
12258       {
12259         if (gi->event.type == GD_EVENT_PRESSED)
12260         {
12261           start_lx = lx;
12262           start_ly = ly;
12263         }
12264
12265         switch (actual_drawing_function)
12266         {
12267           case GADGET_ID_SINGLE_ITEMS:
12268             text = "Drawing single items";
12269             break;
12270           case GADGET_ID_CONNECTED_ITEMS:
12271             text = "Drawing connected items";
12272             break;
12273           case GADGET_ID_LINE:
12274             text = "Drawing line";
12275             break;
12276           case GADGET_ID_ARC:
12277             text = "Drawing arc";
12278             break;
12279           case GADGET_ID_TEXT:
12280             text = "Setting text cursor";
12281             break;
12282           case GADGET_ID_RECTANGLE:
12283             text = "Drawing rectangle";
12284             break;
12285           case GADGET_ID_FILLED_BOX:
12286             text = "Drawing filled box";
12287             break;
12288           case GADGET_ID_FLOOD_FILL:
12289             text = "Flood fill";
12290             break;
12291           case GADGET_ID_GRAB_BRUSH:
12292             text = "Grabbing brush";
12293             break;
12294           case GADGET_ID_PICK_ELEMENT:
12295             text = "Picking element";
12296             break;
12297
12298           default:
12299             text = "Drawing position";
12300             break;
12301         }
12302
12303         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
12304           sprintf(infotext, "%s: %d, %d", text, lx, ly);
12305         else
12306           sprintf(infotext, "%s: %d, %d", text,
12307                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
12308       }
12309       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
12310         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
12311       else
12312         sprintf(infotext, "Level position: %d, %d", lx, ly);
12313     }
12314
12315     /* misuse this function to draw brush cursor, if needed */
12316     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
12317     {
12318       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
12319         CopyBrushToCursor(sx, sy);
12320       else
12321         DeleteBrushFromCursor();
12322     }
12323   }
12324   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
12325   {
12326     int pos = sx * drawingarea_info[type_id].area_ysize + sy;
12327     int element = drawingarea_info[type_id].value[pos];
12328
12329     strncpy(infotext, getElementInfoText(element), max_infotext_len);
12330   }
12331   else
12332   {
12333     if (id == GADGET_ID_CUSTOM_CONTENT)
12334       sprintf(infotext, "custom element content position: %d, %d", sx, sy);
12335     else if (id == GADGET_ID_GROUP_CONTENT)
12336       sprintf(infotext, "group element position: %d", sx + 1);
12337     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
12338              id <= GADGET_ID_YAMYAM_CONTENT_7)
12339       sprintf(infotext, "content area %d position: %d, %d",
12340               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
12341     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
12342              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
12343       sprintf(infotext, "content area %d position: %d, %d",
12344               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
12345     else if (id == GADGET_ID_ANDROID_CONTENT)
12346       sprintf(infotext, "android element position: %d", sx + 1);
12347     else if (drawingarea_info[type_id].infotext != NULL)
12348       strcpy(infotext, drawingarea_info[type_id].infotext);
12349   }
12350
12351   infotext[max_infotext_len] = '\0';
12352
12353   if (strlen(infotext) > 0)
12354     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
12355 }
12356
12357 void RequestExitLevelEditor(boolean ask_if_level_has_changed,
12358                             boolean quick_quit)
12359 {
12360   if (!ask_if_level_has_changed ||
12361       !LevelChanged() ||
12362       Request("Level has changed! Exit without saving?",
12363               REQ_ASK | REQ_STAY_OPEN))
12364   {
12365     CloseDoor(DOOR_CLOSE_1);
12366     SetDoorState(DOOR_CLOSE_2);
12367
12368 #if 1
12369     if (quick_quit)
12370       FadeSkipNextFadeIn();
12371 #else
12372     if (quick_quit)
12373       fading = fading_none;
12374 #endif
12375
12376     game_status = GAME_MODE_MAIN;
12377 #if 1
12378     DrawAndFadeInMainMenu(REDRAW_FIELD);
12379 #else
12380     DrawMainMenu();
12381 #endif
12382   }
12383   else
12384   {
12385     CloseDoor(DOOR_CLOSE_1);
12386     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
12387   }
12388 }