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 #if 1
3491 static struct GadgetInfo **level_editor_gadget = NULL;
3492 static int *right_gadget_border = NULL;
3493 #else
3494 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
3495 static int right_gadget_border[NUM_EDITOR_GADGETS];
3496 #endif
3497
3498 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
3499 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
3500 static boolean draw_with_brush = FALSE;
3501 static int properties_element = 0;
3502
3503 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3504 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3505 static short IntelliDrawBuffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3506 static int undo_buffer_position = 0;
3507 static int undo_buffer_steps = 0;
3508
3509 static int edit_mode;
3510 static int edit_mode_levelinfo;
3511 static int edit_mode_properties;
3512
3513 static int element_shift = 0;
3514
3515 static int editor_el_players[] =
3516 {
3517   EL_PLAYER_1,
3518   EL_PLAYER_2,
3519   EL_PLAYER_3,
3520   EL_PLAYER_4
3521 };
3522 static int *editor_el_players_ptr = editor_el_players;
3523 static int num_editor_el_players = SIZEOF_ARRAY_INT(editor_el_players);
3524
3525 static int editor_hl_boulderdash[] =
3526 {
3527   EL_INTERNAL_CASCADE_BD_ACTIVE,
3528   EL_CHAR('B'),
3529   EL_CHAR('D'),
3530   EL_EMPTY,
3531 };
3532
3533 static int editor_el_boulderdash[] =
3534 {
3535   EL_EMPTY,
3536   EL_SAND,
3537   EL_BD_ROCK,
3538   EL_BD_DIAMOND,
3539
3540   EL_STEELWALL,
3541   EL_BD_WALL,
3542   EL_BD_EXPANDABLE_WALL,
3543   EL_BD_MAGIC_WALL,
3544
3545   EL_BD_AMOEBA,
3546   EL_BD_BUTTERFLY_UP,
3547   EL_BD_FIREFLY_UP,
3548   EL_EXIT_CLOSED,
3549
3550   EL_BD_BUTTERFLY_LEFT,
3551   EL_BD_FIREFLY_LEFT,
3552   EL_BD_BUTTERFLY_RIGHT,
3553   EL_BD_FIREFLY_RIGHT,
3554
3555   EL_EMPTY,
3556   EL_BD_BUTTERFLY_DOWN,
3557   EL_BD_FIREFLY_DOWN,
3558   EL_EXIT_OPEN,
3559 };
3560 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
3561 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
3562 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
3563 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
3564
3565 static int editor_hl_emerald_mine[] =
3566 {
3567   EL_INTERNAL_CASCADE_EM_ACTIVE,
3568   EL_CHAR('E'),
3569   EL_CHAR('M'),
3570   EL_EMPTY,
3571 };
3572
3573 static int editor_el_emerald_mine[] =
3574 {
3575   EL_SAND,
3576   EL_ROCK,
3577   EL_QUICKSAND_EMPTY,
3578   EL_QUICKSAND_FULL,
3579
3580   EL_STEELWALL,
3581   EL_WALL,
3582   EL_WALL_SLIPPERY,
3583   EL_MAGIC_WALL,
3584
3585   EL_EMERALD,
3586   EL_DIAMOND,
3587   EL_NUT,
3588   EL_BOMB,
3589
3590   EL_WALL_EMERALD,
3591   EL_WALL_DIAMOND,
3592   EL_DYNAMITE,
3593   EL_DYNAMITE_ACTIVE,
3594
3595   EL_YAMYAM,
3596   EL_BUG_UP,
3597   EL_SPACESHIP_UP,
3598   EL_ROBOT,
3599
3600   EL_BUG_LEFT,
3601   EL_SPACESHIP_LEFT,
3602   EL_BUG_RIGHT,
3603   EL_SPACESHIP_RIGHT,
3604
3605   EL_ROBOT_WHEEL,
3606   EL_BUG_DOWN,
3607   EL_SPACESHIP_DOWN,
3608   EL_INVISIBLE_WALL,
3609
3610   EL_ACID_POOL_TOPLEFT,
3611   EL_ACID,
3612   EL_ACID_POOL_TOPRIGHT,
3613   EL_AMOEBA_DROP,
3614
3615   EL_ACID_POOL_BOTTOMLEFT,
3616   EL_ACID_POOL_BOTTOM,
3617   EL_ACID_POOL_BOTTOMRIGHT,
3618   EL_AMOEBA_WET,
3619
3620   EL_EM_KEY_1,
3621   EL_EM_KEY_2,
3622   EL_EM_KEY_3,
3623   EL_EM_KEY_4,
3624
3625   EL_EM_GATE_1,
3626   EL_EM_GATE_2,
3627   EL_EM_GATE_3,
3628   EL_EM_GATE_4,
3629
3630   EL_EM_GATE_1_GRAY,
3631   EL_EM_GATE_2_GRAY,
3632   EL_EM_GATE_3_GRAY,
3633   EL_EM_GATE_4_GRAY,
3634
3635   EL_EM_EXIT_CLOSED,
3636   EL_EM_EXIT_OPEN,
3637   EL_EM_STEEL_EXIT_CLOSED,
3638   EL_EM_STEEL_EXIT_OPEN,
3639 };
3640 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
3641 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
3642 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
3643 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
3644
3645 static int editor_hl_emerald_mine_club[] =
3646 {
3647   EL_INTERNAL_CASCADE_EMC_ACTIVE,
3648   EL_CHAR('E'),
3649   EL_CHAR('M'),
3650   EL_CHAR('C'),
3651 };
3652
3653 static int editor_el_emerald_mine_club[] =
3654 {
3655   EL_EMC_KEY_5,
3656   EL_EMC_KEY_6,
3657   EL_EMC_KEY_7,
3658   EL_EMC_KEY_8,
3659
3660   EL_EMC_GATE_5,
3661   EL_EMC_GATE_6,
3662   EL_EMC_GATE_7,
3663   EL_EMC_GATE_8,
3664
3665   EL_EMC_GATE_5_GRAY,
3666   EL_EMC_GATE_6_GRAY,
3667   EL_EMC_GATE_7_GRAY,
3668   EL_EMC_GATE_8_GRAY,
3669
3670   EL_EMC_STEELWALL_1,
3671   EL_EMC_STEELWALL_2,
3672   EL_EMC_STEELWALL_3,
3673   EL_EMC_STEELWALL_4,
3674
3675   EL_EMC_WALL_13,
3676   EL_EMC_WALL_14,
3677   EL_EMC_WALL_15,
3678   EL_EMC_WALL_16,
3679
3680   EL_EMC_WALL_SLIPPERY_1,
3681   EL_EMC_WALL_SLIPPERY_2,
3682   EL_EMC_WALL_SLIPPERY_3,
3683   EL_EMC_WALL_SLIPPERY_4,
3684
3685   EL_EMC_WALL_1,
3686   EL_EMC_WALL_2,
3687   EL_EMC_WALL_3,
3688   EL_EMC_WALL_4,
3689
3690   EL_EMC_WALL_5,
3691   EL_EMC_WALL_6,
3692   EL_EMC_WALL_7,
3693   EL_EMC_WALL_8,
3694
3695   EL_EMC_WALL_9,
3696   EL_EMC_WALL_10,
3697   EL_EMC_WALL_11,
3698   EL_EMC_WALL_12,
3699
3700   EL_EMC_GRASS,
3701   EL_EMC_FAKE_GRASS,
3702   EL_EMC_PLANT,
3703   EL_EMC_DRIPPER,
3704
3705   EL_EMC_MAGIC_BALL,
3706   EL_EMC_MAGIC_BALL_SWITCH,
3707   EL_SPRING,
3708   EL_EMC_SPRING_BUMPER,
3709
3710   EL_EMC_LENSES,
3711   EL_EMC_MAGNIFIER,
3712   EL_EM_DYNAMITE,
3713   EL_EM_DYNAMITE_ACTIVE,
3714
3715   EL_BALLOON,
3716   EL_YAMYAM_UP,
3717   EL_BALLOON_SWITCH_UP,
3718   EL_BALLOON_SWITCH_ANY,
3719
3720   EL_YAMYAM_LEFT,
3721   EL_BALLOON_SWITCH_LEFT,
3722   EL_YAMYAM_RIGHT,
3723   EL_BALLOON_SWITCH_RIGHT,
3724
3725   EL_EMC_ANDROID,
3726   EL_YAMYAM_DOWN,
3727   EL_BALLOON_SWITCH_DOWN,
3728   EL_BALLOON_SWITCH_NONE,
3729 };
3730 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
3731 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
3732 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
3733 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
3734
3735 static int editor_hl_rnd[] =
3736 {
3737   EL_INTERNAL_CASCADE_RND_ACTIVE,
3738   EL_CHAR('R'),
3739   EL_CHAR('N'),
3740   EL_CHAR('D'),
3741 };
3742
3743 static int editor_el_rnd[] =
3744 {
3745   EL_KEY_1,
3746   EL_KEY_2,
3747   EL_KEY_3,
3748   EL_KEY_4,
3749
3750   EL_GATE_1,
3751   EL_GATE_2,
3752   EL_GATE_3,
3753   EL_GATE_4,
3754
3755   EL_GATE_1_GRAY,
3756   EL_GATE_2_GRAY,
3757   EL_GATE_3_GRAY,
3758   EL_GATE_4_GRAY,
3759
3760   EL_ARROW_LEFT,
3761   EL_ARROW_RIGHT,
3762   EL_ARROW_UP,
3763   EL_ARROW_DOWN,
3764
3765   EL_AMOEBA_DEAD,
3766   EL_AMOEBA_DRY,
3767   EL_AMOEBA_FULL,
3768   EL_GAME_OF_LIFE,
3769
3770   EL_EMERALD_YELLOW,
3771   EL_EMERALD_RED,
3772   EL_EMERALD_PURPLE,
3773   EL_BIOMAZE,
3774
3775   EL_WALL_EMERALD_YELLOW,
3776   EL_WALL_EMERALD_RED,
3777   EL_WALL_EMERALD_PURPLE,
3778   EL_WALL_BD_DIAMOND,
3779
3780   EL_SPEED_PILL,
3781   EL_PACMAN_UP,
3782   EL_TIME_ORB_FULL,
3783   EL_TIME_ORB_EMPTY,
3784
3785   EL_PACMAN_LEFT,
3786   EL_DARK_YAMYAM,
3787   EL_PACMAN_RIGHT,
3788   EL_EMPTY,
3789
3790   EL_BLACK_ORB,
3791   EL_PACMAN_DOWN,
3792   EL_LAMP,
3793   EL_LAMP_ACTIVE,
3794
3795   EL_DYNABOMB_INCREASE_NUMBER,
3796   EL_DYNABOMB_INCREASE_SIZE,
3797   EL_DYNABOMB_INCREASE_POWER,
3798   EL_STONEBLOCK,
3799
3800   EL_MOLE,
3801   EL_PENGUIN,
3802   EL_PIG,
3803   EL_DRAGON,
3804
3805   EL_BUG,
3806   EL_MOLE_UP,
3807   EL_BD_BUTTERFLY,
3808   EL_BD_FIREFLY,
3809
3810   EL_MOLE_LEFT,
3811   EL_SATELLITE,
3812   EL_MOLE_RIGHT,
3813   EL_PACMAN,
3814
3815   EL_SPACESHIP,
3816   EL_MOLE_DOWN,
3817   EL_INVISIBLE_STEELWALL,
3818   EL_INVISIBLE_WALL,
3819
3820   EL_EXPANDABLE_WALL,
3821   EL_EXPANDABLE_WALL_HORIZONTAL,
3822   EL_EXPANDABLE_WALL_VERTICAL,
3823   EL_EXPANDABLE_WALL_ANY,
3824 };
3825 static int *editor_hl_rnd_ptr = editor_hl_rnd;
3826 static int *editor_el_rnd_ptr = editor_el_rnd;
3827 static int num_editor_hl_rnd = SIZEOF_ARRAY_INT(editor_hl_rnd);
3828 static int num_editor_el_rnd = SIZEOF_ARRAY_INT(editor_el_rnd);
3829
3830 static int editor_hl_sokoban[] =
3831 {
3832   EL_INTERNAL_CASCADE_SB_ACTIVE,
3833   EL_CHAR('S'),
3834   EL_CHAR('B'),
3835   EL_EMPTY,
3836 };
3837
3838 static int editor_el_sokoban[] =
3839 {
3840   EL_SOKOBAN_OBJECT,
3841   EL_SOKOBAN_FIELD_EMPTY,
3842   EL_SOKOBAN_FIELD_FULL,
3843   EL_SOKOBAN_FIELD_PLAYER,
3844 };
3845 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3846 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3847 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3848 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3849
3850 static int editor_hl_supaplex[] =
3851 {
3852   EL_INTERNAL_CASCADE_SP_ACTIVE,
3853   EL_CHAR('S'),
3854   EL_CHAR('P'),
3855   EL_EMPTY,
3856 };
3857
3858 static int editor_el_supaplex[] =
3859 {
3860   EL_SP_MURPHY,
3861   EL_EMPTY,
3862   EL_SP_BASE,
3863   EL_SP_BUGGY_BASE,
3864
3865   EL_SP_INFOTRON,
3866   EL_SP_ZONK,
3867   EL_SP_SNIKSNAK,
3868   EL_SP_ELECTRON,
3869
3870   EL_SP_DISK_RED,
3871   EL_SP_DISK_ORANGE,
3872   EL_SP_DISK_YELLOW,
3873   EL_SP_TERMINAL,
3874
3875   EL_SP_EXIT_CLOSED,
3876   EL_SP_PORT_HORIZONTAL,
3877   EL_SP_PORT_VERTICAL,
3878   EL_SP_PORT_ANY,
3879
3880   EL_SP_PORT_LEFT,
3881   EL_SP_PORT_RIGHT,
3882   EL_SP_PORT_UP,
3883   EL_SP_PORT_DOWN,
3884
3885   EL_SP_GRAVITY_PORT_LEFT,
3886   EL_SP_GRAVITY_PORT_RIGHT,
3887   EL_SP_GRAVITY_PORT_UP,
3888   EL_SP_GRAVITY_PORT_DOWN,
3889
3890   EL_SP_GRAVITY_ON_PORT_LEFT,
3891   EL_SP_GRAVITY_ON_PORT_RIGHT,
3892   EL_SP_GRAVITY_ON_PORT_UP,
3893   EL_SP_GRAVITY_ON_PORT_DOWN,
3894
3895   EL_SP_GRAVITY_OFF_PORT_LEFT,
3896   EL_SP_GRAVITY_OFF_PORT_RIGHT,
3897   EL_SP_GRAVITY_OFF_PORT_UP,
3898   EL_SP_GRAVITY_OFF_PORT_DOWN,
3899
3900   EL_SP_HARDWARE_GRAY,
3901   EL_SP_HARDWARE_GREEN,
3902   EL_SP_HARDWARE_BLUE,
3903   EL_SP_HARDWARE_RED,
3904
3905   EL_SP_HARDWARE_BASE_1,
3906   EL_SP_HARDWARE_BASE_2,
3907   EL_SP_HARDWARE_BASE_3,
3908   EL_SP_HARDWARE_BASE_4,
3909
3910   EL_SP_HARDWARE_BASE_5,
3911   EL_SP_HARDWARE_BASE_6,
3912   EL_SP_HARDWARE_YELLOW,
3913   EL_SP_CHIP_TOP,
3914
3915   EL_SP_CHIP_SINGLE,
3916   EL_SP_CHIP_LEFT,
3917   EL_SP_CHIP_RIGHT,
3918   EL_SP_CHIP_BOTTOM,
3919 };
3920 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3921 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3922 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3923 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3924
3925 static int editor_hl_diamond_caves[] =
3926 {
3927   EL_INTERNAL_CASCADE_DC_ACTIVE,
3928   EL_CHAR('D'),
3929   EL_CHAR('C'),
3930   EL_CHAR('2'),
3931 };
3932
3933 static int editor_el_diamond_caves[] =
3934 {
3935   EL_PEARL,
3936   EL_CRYSTAL,
3937   EL_WALL_PEARL,
3938   EL_WALL_CRYSTAL,
3939
3940   EL_CONVEYOR_BELT_1_LEFT,
3941   EL_CONVEYOR_BELT_1_MIDDLE,
3942   EL_CONVEYOR_BELT_1_RIGHT,
3943   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3944
3945   EL_CONVEYOR_BELT_2_LEFT,
3946   EL_CONVEYOR_BELT_2_MIDDLE,
3947   EL_CONVEYOR_BELT_2_RIGHT,
3948   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3949
3950   EL_CONVEYOR_BELT_3_LEFT,
3951   EL_CONVEYOR_BELT_3_MIDDLE,
3952   EL_CONVEYOR_BELT_3_RIGHT,
3953   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3954
3955   EL_CONVEYOR_BELT_4_LEFT,
3956   EL_CONVEYOR_BELT_4_MIDDLE,
3957   EL_CONVEYOR_BELT_4_RIGHT,
3958   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3959
3960   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3961   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3962   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3963   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3964
3965   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3966   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3967   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3968   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3969
3970   EL_TIMEGATE_CLOSED,
3971   EL_TIMEGATE_OPEN,
3972   EL_TIMEGATE_SWITCH,
3973   EL_DC_TIMEGATE_SWITCH,
3974
3975   EL_SWITCHGATE_CLOSED,
3976   EL_SWITCHGATE_OPEN,
3977   EL_SWITCHGATE_SWITCH_UP,
3978   EL_SWITCHGATE_SWITCH_DOWN,
3979
3980   EL_LIGHT_SWITCH,
3981   EL_LIGHT_SWITCH_ACTIVE,
3982   EL_DC_SWITCHGATE_SWITCH_UP,
3983   EL_DC_SWITCHGATE_SWITCH_DOWN,
3984
3985   EL_STEEL_EXIT_CLOSED,
3986   EL_STEEL_EXIT_OPEN,
3987   EL_STEELWALL_SLIPPERY,
3988   EL_INVISIBLE_SAND,
3989
3990   EL_QUICKSAND_FAST_EMPTY,
3991   EL_QUICKSAND_FAST_FULL,
3992   EL_LANDMINE,
3993   EL_DC_LANDMINE,
3994
3995   EL_SHIELD_NORMAL,
3996   EL_SHIELD_DEADLY,
3997   EL_EXTRA_TIME,
3998   EL_DC_MAGIC_WALL,
3999
4000   EL_ENVELOPE_1,
4001   EL_ENVELOPE_2,
4002   EL_ENVELOPE_3,
4003   EL_ENVELOPE_4,
4004
4005   EL_SIGN_RADIOACTIVITY,
4006   EL_SIGN_WHEELCHAIR,
4007   EL_SIGN_PARKING,
4008   EL_SIGN_NO_ENTRY,
4009
4010   EL_SIGN_GIVE_WAY,
4011   EL_SIGN_ENTRY_FORBIDDEN,
4012   EL_SIGN_EMERGENCY_EXIT,
4013   EL_SIGN_YIN_YANG,
4014
4015 #if 0
4016   EL_SIGN_SPERMS,
4017   EL_SIGN_BULLET,
4018   EL_SIGN_HEART,
4019   EL_SIGN_CROSS,
4020
4021   EL_SIGN_FRANKIE,
4022   EL_EMPTY,
4023   EL_EMPTY,
4024   EL_EMPTY,
4025
4026   EL_SPERMS,
4027   EL_BULLET,
4028   EL_HEART,
4029   EL_CROSS,
4030
4031   EL_FRANKIE,
4032   EL_EMPTY,
4033   EL_EMPTY,
4034   EL_EMPTY,
4035 #endif
4036
4037   EL_DC_STEELWALL_2_SINGLE,
4038   EL_DC_STEELWALL_2_TOP,
4039   EL_SIGN_EXCLAMATION,
4040   EL_SIGN_STOP,
4041
4042   EL_DC_STEELWALL_2_LEFT,
4043   EL_DC_STEELWALL_2_MIDDLE,
4044   EL_DC_STEELWALL_2_HORIZONTAL,
4045   EL_DC_STEELWALL_2_RIGHT,
4046
4047   EL_DC_STEELWALL_1_TOPLEFT,
4048   EL_DC_STEELWALL_2_VERTICAL,
4049   EL_DC_STEELWALL_1_TOPRIGHT,
4050   EL_DC_GATE_WHITE,
4051
4052   EL_DC_STEELWALL_1_VERTICAL,
4053   EL_DC_STEELWALL_2_BOTTOM,
4054   EL_DC_KEY_WHITE,
4055   EL_DC_GATE_WHITE_GRAY,
4056
4057   EL_DC_STEELWALL_1_BOTTOMLEFT,
4058   EL_DC_STEELWALL_1_HORIZONTAL,
4059   EL_DC_STEELWALL_1_BOTTOMRIGHT,
4060   EL_DC_GATE_FAKE_GRAY,
4061
4062   EL_DC_STEELWALL_1_BOTTOMRIGHT_2,
4063   EL_DC_STEELWALL_1_BOTTOM,
4064   EL_DC_STEELWALL_1_BOTTOMLEFT_2,
4065   EL_EXPANDABLE_STEELWALL_HORIZONTAL,
4066
4067   EL_DC_STEELWALL_1_RIGHT,
4068   EL_EMPTY,
4069   EL_DC_STEELWALL_1_LEFT,
4070   EL_EXPANDABLE_STEELWALL_VERTICAL,
4071
4072   EL_DC_STEELWALL_1_TOPRIGHT_2,
4073   EL_DC_STEELWALL_1_TOP,
4074   EL_DC_STEELWALL_1_TOPLEFT_2,
4075   EL_EXPANDABLE_STEELWALL_ANY,
4076 };
4077 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
4078 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
4079 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
4080 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
4081
4082 static int editor_hl_dx_boulderdash[] =
4083 {
4084   EL_INTERNAL_CASCADE_DX_ACTIVE,
4085   EL_CHAR('D'),
4086   EL_CHAR('X'),
4087   EL_EMPTY,
4088 };
4089
4090 static int editor_el_dx_boulderdash[] =
4091 {
4092   EL_EMPTY,
4093   EL_TUBE_RIGHT_DOWN,
4094   EL_TUBE_HORIZONTAL_DOWN,
4095   EL_TUBE_LEFT_DOWN,
4096
4097   EL_TUBE_HORIZONTAL,
4098   EL_TUBE_VERTICAL_RIGHT,
4099   EL_TUBE_ANY,
4100   EL_TUBE_VERTICAL_LEFT,
4101
4102   EL_TUBE_VERTICAL,
4103   EL_TUBE_RIGHT_UP,
4104   EL_TUBE_HORIZONTAL_UP,
4105   EL_TUBE_LEFT_UP,
4106
4107   EL_TRAP,
4108   EL_DX_SUPABOMB,
4109   EL_EMPTY,
4110   EL_EMPTY
4111 };
4112 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
4113 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
4114 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
4115 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
4116
4117 static int editor_hl_chars[] =
4118 {
4119   EL_INTERNAL_CASCADE_CHARS_ACTIVE,
4120   EL_CHAR('T'),
4121   EL_CHAR('X'),
4122   EL_CHAR('T'),
4123 };
4124
4125 static int editor_el_chars[] =
4126 {
4127   EL_CHAR(' '),
4128   EL_CHAR('!'),
4129   EL_CHAR('"'),
4130   EL_CHAR('#'),
4131
4132   EL_CHAR('$'),
4133   EL_CHAR('%'),
4134   EL_CHAR('&'),
4135   EL_CHAR('\''),
4136
4137   EL_CHAR('('),
4138   EL_CHAR(')'),
4139   EL_CHAR('*'),
4140   EL_CHAR('+'),
4141
4142   EL_CHAR(','),
4143   EL_CHAR('-'),
4144   EL_CHAR('.'),
4145   EL_CHAR('/'),
4146
4147   EL_CHAR('0'),
4148   EL_CHAR('1'),
4149   EL_CHAR('2'),
4150   EL_CHAR('3'),
4151
4152   EL_CHAR('4'),
4153   EL_CHAR('5'),
4154   EL_CHAR('6'),
4155   EL_CHAR('7'),
4156
4157   EL_CHAR('8'),
4158   EL_CHAR('9'),
4159   EL_CHAR(':'),
4160   EL_CHAR(';'),
4161
4162   EL_CHAR('<'),
4163   EL_CHAR('='),
4164   EL_CHAR('>'),
4165   EL_CHAR('?'),
4166
4167   EL_CHAR('@'),
4168   EL_CHAR('A'),
4169   EL_CHAR('B'),
4170   EL_CHAR('C'),
4171
4172   EL_CHAR('D'),
4173   EL_CHAR('E'),
4174   EL_CHAR('F'),
4175   EL_CHAR('G'),
4176
4177   EL_CHAR('H'),
4178   EL_CHAR('I'),
4179   EL_CHAR('J'),
4180   EL_CHAR('K'),
4181
4182   EL_CHAR('L'),
4183   EL_CHAR('M'),
4184   EL_CHAR('N'),
4185   EL_CHAR('O'),
4186
4187   EL_CHAR('P'),
4188   EL_CHAR('Q'),
4189   EL_CHAR('R'),
4190   EL_CHAR('S'),
4191
4192   EL_CHAR('T'),
4193   EL_CHAR('U'),
4194   EL_CHAR('V'),
4195   EL_CHAR('W'),
4196
4197   EL_CHAR('X'),
4198   EL_CHAR('Y'),
4199   EL_CHAR('Z'),
4200   EL_CHAR('['),
4201
4202   EL_CHAR('\\'),
4203   EL_CHAR(']'),
4204   EL_CHAR('^'),
4205   EL_CHAR('_'),
4206
4207   EL_CHAR('©'),
4208   EL_CHAR('Ä'),
4209   EL_CHAR('Ö'),
4210   EL_CHAR('Ü'),
4211
4212   EL_CHAR('°'),
4213   EL_CHAR('®'),
4214   EL_CHAR(FONT_ASCII_CURSOR),
4215   EL_CHAR(FONT_ASCII_BUTTON),
4216
4217   EL_CHAR(FONT_ASCII_UP),
4218   EL_CHAR(FONT_ASCII_DOWN),
4219   EL_CHAR(' '),
4220   EL_CHAR(' ')
4221 };
4222 static int *editor_hl_chars_ptr = editor_hl_chars;
4223 static int *editor_el_chars_ptr = editor_el_chars;
4224 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
4225 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
4226
4227 static int editor_hl_steel_chars[] =
4228 {
4229   EL_INTERNAL_CASCADE_STEEL_CHARS_ACTIVE,
4230   EL_STEEL_CHAR('T'),
4231   EL_STEEL_CHAR('X'),
4232   EL_STEEL_CHAR('T'),
4233 };
4234
4235 static int editor_el_steel_chars[] =
4236 {
4237   EL_STEEL_CHAR(' '),
4238   EL_STEEL_CHAR('!'),
4239   EL_STEEL_CHAR('"'),
4240   EL_STEEL_CHAR('#'),
4241
4242   EL_STEEL_CHAR('$'),
4243   EL_STEEL_CHAR('%'),
4244   EL_STEEL_CHAR('&'),
4245   EL_STEEL_CHAR('\''),
4246
4247   EL_STEEL_CHAR('('),
4248   EL_STEEL_CHAR(')'),
4249   EL_STEEL_CHAR('*'),
4250   EL_STEEL_CHAR('+'),
4251
4252   EL_STEEL_CHAR(','),
4253   EL_STEEL_CHAR('-'),
4254   EL_STEEL_CHAR('.'),
4255   EL_STEEL_CHAR('/'),
4256
4257   EL_STEEL_CHAR('0'),
4258   EL_STEEL_CHAR('1'),
4259   EL_STEEL_CHAR('2'),
4260   EL_STEEL_CHAR('3'),
4261
4262   EL_STEEL_CHAR('4'),
4263   EL_STEEL_CHAR('5'),
4264   EL_STEEL_CHAR('6'),
4265   EL_STEEL_CHAR('7'),
4266
4267   EL_STEEL_CHAR('8'),
4268   EL_STEEL_CHAR('9'),
4269   EL_STEEL_CHAR(':'),
4270   EL_STEEL_CHAR(';'),
4271
4272   EL_STEEL_CHAR('<'),
4273   EL_STEEL_CHAR('='),
4274   EL_STEEL_CHAR('>'),
4275   EL_STEEL_CHAR('?'),
4276
4277   EL_STEEL_CHAR('@'),
4278   EL_STEEL_CHAR('A'),
4279   EL_STEEL_CHAR('B'),
4280   EL_STEEL_CHAR('C'),
4281
4282   EL_STEEL_CHAR('D'),
4283   EL_STEEL_CHAR('E'),
4284   EL_STEEL_CHAR('F'),
4285   EL_STEEL_CHAR('G'),
4286
4287   EL_STEEL_CHAR('H'),
4288   EL_STEEL_CHAR('I'),
4289   EL_STEEL_CHAR('J'),
4290   EL_STEEL_CHAR('K'),
4291
4292   EL_STEEL_CHAR('L'),
4293   EL_STEEL_CHAR('M'),
4294   EL_STEEL_CHAR('N'),
4295   EL_STEEL_CHAR('O'),
4296
4297   EL_STEEL_CHAR('P'),
4298   EL_STEEL_CHAR('Q'),
4299   EL_STEEL_CHAR('R'),
4300   EL_STEEL_CHAR('S'),
4301
4302   EL_STEEL_CHAR('T'),
4303   EL_STEEL_CHAR('U'),
4304   EL_STEEL_CHAR('V'),
4305   EL_STEEL_CHAR('W'),
4306
4307   EL_STEEL_CHAR('X'),
4308   EL_STEEL_CHAR('Y'),
4309   EL_STEEL_CHAR('Z'),
4310   EL_STEEL_CHAR('['),
4311
4312   EL_STEEL_CHAR('\\'),
4313   EL_STEEL_CHAR(']'),
4314   EL_STEEL_CHAR('^'),
4315   EL_STEEL_CHAR('_'),
4316
4317   EL_STEEL_CHAR('©'),
4318   EL_STEEL_CHAR('Ä'),
4319   EL_STEEL_CHAR('Ö'),
4320   EL_STEEL_CHAR('Ü'),
4321
4322   EL_STEEL_CHAR('°'),
4323   EL_STEEL_CHAR('®'),
4324   EL_STEEL_CHAR(FONT_ASCII_CURSOR),
4325   EL_STEEL_CHAR(FONT_ASCII_BUTTON),
4326
4327   EL_STEEL_CHAR(FONT_ASCII_UP),
4328   EL_STEEL_CHAR(FONT_ASCII_DOWN),
4329   EL_STEEL_CHAR(' '),
4330   EL_STEEL_CHAR(' ')
4331 };
4332 static int *editor_hl_steel_chars_ptr = editor_hl_steel_chars;
4333 static int *editor_el_steel_chars_ptr = editor_el_steel_chars;
4334 static int num_editor_hl_steel_chars = SIZEOF_ARRAY_INT(editor_hl_steel_chars);
4335 static int num_editor_el_steel_chars = SIZEOF_ARRAY_INT(editor_el_steel_chars);
4336
4337 static int editor_hl_custom[] =
4338 {
4339   EL_INTERNAL_CASCADE_CE_ACTIVE,
4340   EL_CHAR('C'),
4341   EL_CHAR('E'),
4342   EL_EMPTY,
4343 };
4344
4345 static int editor_el_custom[] =
4346 {
4347   EL_CUSTOM_START + 0,
4348   EL_CUSTOM_START + 1,
4349   EL_CUSTOM_START + 2,
4350   EL_CUSTOM_START + 3,
4351
4352   EL_CUSTOM_START + 4,
4353   EL_CUSTOM_START + 5,
4354   EL_CUSTOM_START + 6,
4355   EL_CUSTOM_START + 7,
4356
4357   EL_CUSTOM_START + 8,
4358   EL_CUSTOM_START + 9,
4359   EL_CUSTOM_START + 10,
4360   EL_CUSTOM_START + 11,
4361
4362   EL_CUSTOM_START + 12,
4363   EL_CUSTOM_START + 13,
4364   EL_CUSTOM_START + 14,
4365   EL_CUSTOM_START + 15,
4366
4367   EL_CUSTOM_START + 16,
4368   EL_CUSTOM_START + 17,
4369   EL_CUSTOM_START + 18,
4370   EL_CUSTOM_START + 19,
4371
4372   EL_CUSTOM_START + 20,
4373   EL_CUSTOM_START + 21,
4374   EL_CUSTOM_START + 22,
4375   EL_CUSTOM_START + 23,
4376
4377   EL_CUSTOM_START + 24,
4378   EL_CUSTOM_START + 25,
4379   EL_CUSTOM_START + 26,
4380   EL_CUSTOM_START + 27,
4381
4382   EL_CUSTOM_START + 28,
4383   EL_CUSTOM_START + 29,
4384   EL_CUSTOM_START + 30,
4385   EL_CUSTOM_START + 31,
4386
4387   EL_CUSTOM_START + 32,
4388   EL_CUSTOM_START + 33,
4389   EL_CUSTOM_START + 34,
4390   EL_CUSTOM_START + 35,
4391
4392   EL_CUSTOM_START + 36,
4393   EL_CUSTOM_START + 37,
4394   EL_CUSTOM_START + 38,
4395   EL_CUSTOM_START + 39,
4396
4397   EL_CUSTOM_START + 40,
4398   EL_CUSTOM_START + 41,
4399   EL_CUSTOM_START + 42,
4400   EL_CUSTOM_START + 43,
4401
4402   EL_CUSTOM_START + 44,
4403   EL_CUSTOM_START + 45,
4404   EL_CUSTOM_START + 46,
4405   EL_CUSTOM_START + 47,
4406
4407   EL_CUSTOM_START + 48,
4408   EL_CUSTOM_START + 49,
4409   EL_CUSTOM_START + 50,
4410   EL_CUSTOM_START + 51,
4411
4412   EL_CUSTOM_START + 52,
4413   EL_CUSTOM_START + 53,
4414   EL_CUSTOM_START + 54,
4415   EL_CUSTOM_START + 55,
4416
4417   EL_CUSTOM_START + 56,
4418   EL_CUSTOM_START + 57,
4419   EL_CUSTOM_START + 58,
4420   EL_CUSTOM_START + 59,
4421
4422   EL_CUSTOM_START + 60,
4423   EL_CUSTOM_START + 61,
4424   EL_CUSTOM_START + 62,
4425   EL_CUSTOM_START + 63,
4426
4427   EL_CUSTOM_START + 64,
4428   EL_CUSTOM_START + 65,
4429   EL_CUSTOM_START + 66,
4430   EL_CUSTOM_START + 67,
4431
4432   EL_CUSTOM_START + 68,
4433   EL_CUSTOM_START + 69,
4434   EL_CUSTOM_START + 70,
4435   EL_CUSTOM_START + 71,
4436
4437   EL_CUSTOM_START + 72,
4438   EL_CUSTOM_START + 73,
4439   EL_CUSTOM_START + 74,
4440   EL_CUSTOM_START + 75,
4441
4442   EL_CUSTOM_START + 76,
4443   EL_CUSTOM_START + 77,
4444   EL_CUSTOM_START + 78,
4445   EL_CUSTOM_START + 79,
4446
4447   EL_CUSTOM_START + 80,
4448   EL_CUSTOM_START + 81,
4449   EL_CUSTOM_START + 82,
4450   EL_CUSTOM_START + 83,
4451
4452   EL_CUSTOM_START + 84,
4453   EL_CUSTOM_START + 85,
4454   EL_CUSTOM_START + 86,
4455   EL_CUSTOM_START + 87,
4456
4457   EL_CUSTOM_START + 88,
4458   EL_CUSTOM_START + 89,
4459   EL_CUSTOM_START + 90,
4460   EL_CUSTOM_START + 91,
4461
4462   EL_CUSTOM_START + 92,
4463   EL_CUSTOM_START + 93,
4464   EL_CUSTOM_START + 94,
4465   EL_CUSTOM_START + 95,
4466
4467   EL_CUSTOM_START + 96,
4468   EL_CUSTOM_START + 97,
4469   EL_CUSTOM_START + 98,
4470   EL_CUSTOM_START + 99,
4471
4472   EL_CUSTOM_START + 100,
4473   EL_CUSTOM_START + 101,
4474   EL_CUSTOM_START + 102,
4475   EL_CUSTOM_START + 103,
4476
4477   EL_CUSTOM_START + 104,
4478   EL_CUSTOM_START + 105,
4479   EL_CUSTOM_START + 106,
4480   EL_CUSTOM_START + 107,
4481
4482   EL_CUSTOM_START + 108,
4483   EL_CUSTOM_START + 109,
4484   EL_CUSTOM_START + 110,
4485   EL_CUSTOM_START + 111,
4486
4487   EL_CUSTOM_START + 112,
4488   EL_CUSTOM_START + 113,
4489   EL_CUSTOM_START + 114,
4490   EL_CUSTOM_START + 115,
4491
4492   EL_CUSTOM_START + 116,
4493   EL_CUSTOM_START + 117,
4494   EL_CUSTOM_START + 118,
4495   EL_CUSTOM_START + 119,
4496
4497   EL_CUSTOM_START + 120,
4498   EL_CUSTOM_START + 121,
4499   EL_CUSTOM_START + 122,
4500   EL_CUSTOM_START + 123,
4501
4502   EL_CUSTOM_START + 124,
4503   EL_CUSTOM_START + 125,
4504   EL_CUSTOM_START + 126,
4505   EL_CUSTOM_START + 127,
4506
4507   EL_CUSTOM_START + 128,
4508   EL_CUSTOM_START + 129,
4509   EL_CUSTOM_START + 130,
4510   EL_CUSTOM_START + 131,
4511
4512   EL_CUSTOM_START + 132,
4513   EL_CUSTOM_START + 133,
4514   EL_CUSTOM_START + 134,
4515   EL_CUSTOM_START + 135,
4516
4517   EL_CUSTOM_START + 136,
4518   EL_CUSTOM_START + 137,
4519   EL_CUSTOM_START + 138,
4520   EL_CUSTOM_START + 139,
4521
4522   EL_CUSTOM_START + 140,
4523   EL_CUSTOM_START + 141,
4524   EL_CUSTOM_START + 142,
4525   EL_CUSTOM_START + 143,
4526
4527   EL_CUSTOM_START + 144,
4528   EL_CUSTOM_START + 145,
4529   EL_CUSTOM_START + 146,
4530   EL_CUSTOM_START + 147,
4531
4532   EL_CUSTOM_START + 148,
4533   EL_CUSTOM_START + 149,
4534   EL_CUSTOM_START + 150,
4535   EL_CUSTOM_START + 151,
4536
4537   EL_CUSTOM_START + 152,
4538   EL_CUSTOM_START + 153,
4539   EL_CUSTOM_START + 154,
4540   EL_CUSTOM_START + 155,
4541
4542   EL_CUSTOM_START + 156,
4543   EL_CUSTOM_START + 157,
4544   EL_CUSTOM_START + 158,
4545   EL_CUSTOM_START + 159,
4546
4547   EL_CUSTOM_START + 160,
4548   EL_CUSTOM_START + 161,
4549   EL_CUSTOM_START + 162,
4550   EL_CUSTOM_START + 163,
4551
4552   EL_CUSTOM_START + 164,
4553   EL_CUSTOM_START + 165,
4554   EL_CUSTOM_START + 166,
4555   EL_CUSTOM_START + 167,
4556
4557   EL_CUSTOM_START + 168,
4558   EL_CUSTOM_START + 169,
4559   EL_CUSTOM_START + 170,
4560   EL_CUSTOM_START + 171,
4561
4562   EL_CUSTOM_START + 172,
4563   EL_CUSTOM_START + 173,
4564   EL_CUSTOM_START + 174,
4565   EL_CUSTOM_START + 175,
4566
4567   EL_CUSTOM_START + 176,
4568   EL_CUSTOM_START + 177,
4569   EL_CUSTOM_START + 178,
4570   EL_CUSTOM_START + 179,
4571
4572   EL_CUSTOM_START + 180,
4573   EL_CUSTOM_START + 181,
4574   EL_CUSTOM_START + 182,
4575   EL_CUSTOM_START + 183,
4576
4577   EL_CUSTOM_START + 184,
4578   EL_CUSTOM_START + 185,
4579   EL_CUSTOM_START + 186,
4580   EL_CUSTOM_START + 187,
4581
4582   EL_CUSTOM_START + 188,
4583   EL_CUSTOM_START + 189,
4584   EL_CUSTOM_START + 190,
4585   EL_CUSTOM_START + 191,
4586
4587   EL_CUSTOM_START + 192,
4588   EL_CUSTOM_START + 193,
4589   EL_CUSTOM_START + 194,
4590   EL_CUSTOM_START + 195,
4591
4592   EL_CUSTOM_START + 196,
4593   EL_CUSTOM_START + 197,
4594   EL_CUSTOM_START + 198,
4595   EL_CUSTOM_START + 199,
4596
4597   EL_CUSTOM_START + 200,
4598   EL_CUSTOM_START + 201,
4599   EL_CUSTOM_START + 202,
4600   EL_CUSTOM_START + 203,
4601
4602   EL_CUSTOM_START + 204,
4603   EL_CUSTOM_START + 205,
4604   EL_CUSTOM_START + 206,
4605   EL_CUSTOM_START + 207,
4606
4607   EL_CUSTOM_START + 208,
4608   EL_CUSTOM_START + 209,
4609   EL_CUSTOM_START + 210,
4610   EL_CUSTOM_START + 211,
4611
4612   EL_CUSTOM_START + 212,
4613   EL_CUSTOM_START + 213,
4614   EL_CUSTOM_START + 214,
4615   EL_CUSTOM_START + 215,
4616
4617   EL_CUSTOM_START + 216,
4618   EL_CUSTOM_START + 217,
4619   EL_CUSTOM_START + 218,
4620   EL_CUSTOM_START + 219,
4621
4622   EL_CUSTOM_START + 220,
4623   EL_CUSTOM_START + 221,
4624   EL_CUSTOM_START + 222,
4625   EL_CUSTOM_START + 223,
4626
4627   EL_CUSTOM_START + 224,
4628   EL_CUSTOM_START + 225,
4629   EL_CUSTOM_START + 226,
4630   EL_CUSTOM_START + 227,
4631
4632   EL_CUSTOM_START + 228,
4633   EL_CUSTOM_START + 229,
4634   EL_CUSTOM_START + 230,
4635   EL_CUSTOM_START + 231,
4636
4637   EL_CUSTOM_START + 232,
4638   EL_CUSTOM_START + 233,
4639   EL_CUSTOM_START + 234,
4640   EL_CUSTOM_START + 235,
4641
4642   EL_CUSTOM_START + 236,
4643   EL_CUSTOM_START + 237,
4644   EL_CUSTOM_START + 238,
4645   EL_CUSTOM_START + 239,
4646
4647   EL_CUSTOM_START + 240,
4648   EL_CUSTOM_START + 241,
4649   EL_CUSTOM_START + 242,
4650   EL_CUSTOM_START + 243,
4651
4652   EL_CUSTOM_START + 244,
4653   EL_CUSTOM_START + 245,
4654   EL_CUSTOM_START + 246,
4655   EL_CUSTOM_START + 247,
4656
4657   EL_CUSTOM_START + 248,
4658   EL_CUSTOM_START + 249,
4659   EL_CUSTOM_START + 250,
4660   EL_CUSTOM_START + 251,
4661
4662   EL_CUSTOM_START + 252,
4663   EL_CUSTOM_START + 253,
4664   EL_CUSTOM_START + 254,
4665   EL_CUSTOM_START + 255
4666 };
4667 static int *editor_hl_custom_ptr = editor_hl_custom;
4668 static int *editor_el_custom_ptr = editor_el_custom;
4669 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
4670 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
4671
4672 static int editor_hl_group[] =
4673 {
4674   EL_INTERNAL_CASCADE_GE_ACTIVE,
4675   EL_CHAR('G'),
4676   EL_CHAR('E'),
4677   EL_EMPTY,
4678 };
4679
4680 static int editor_el_group[] =
4681 {
4682   EL_GROUP_START + 0,
4683   EL_GROUP_START + 1,
4684   EL_GROUP_START + 2,
4685   EL_GROUP_START + 3,
4686
4687   EL_GROUP_START + 4,
4688   EL_GROUP_START + 5,
4689   EL_GROUP_START + 6,
4690   EL_GROUP_START + 7,
4691
4692   EL_GROUP_START + 8,
4693   EL_GROUP_START + 9,
4694   EL_GROUP_START + 10,
4695   EL_GROUP_START + 11,
4696
4697   EL_GROUP_START + 12,
4698   EL_GROUP_START + 13,
4699   EL_GROUP_START + 14,
4700   EL_GROUP_START + 15,
4701
4702   EL_GROUP_START + 16,
4703   EL_GROUP_START + 17,
4704   EL_GROUP_START + 18,
4705   EL_GROUP_START + 19,
4706
4707   EL_GROUP_START + 20,
4708   EL_GROUP_START + 21,
4709   EL_GROUP_START + 22,
4710   EL_GROUP_START + 23,
4711
4712   EL_GROUP_START + 24,
4713   EL_GROUP_START + 25,
4714   EL_GROUP_START + 26,
4715   EL_GROUP_START + 27,
4716
4717   EL_GROUP_START + 28,
4718   EL_GROUP_START + 29,
4719   EL_GROUP_START + 30,
4720   EL_GROUP_START + 31
4721 };
4722 static int *editor_hl_group_ptr = editor_hl_group;
4723 static int *editor_el_group_ptr = editor_el_group;
4724 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
4725 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
4726
4727 static int editor_hl_reference[] =
4728 {
4729   EL_INTERNAL_CASCADE_REF_ACTIVE,
4730   EL_CHAR('R'),
4731   EL_CHAR('E'),
4732   EL_CHAR('F')
4733 };
4734
4735 static int editor_el_reference[] =
4736 {
4737   EL_TRIGGER_PLAYER,
4738   EL_TRIGGER_ELEMENT,
4739   EL_TRIGGER_CE_VALUE,
4740   EL_TRIGGER_CE_SCORE,
4741
4742   EL_SELF,
4743   EL_ANY_ELEMENT,
4744   EL_CURRENT_CE_VALUE,
4745   EL_CURRENT_CE_SCORE,
4746
4747   EL_PREV_CE_8,
4748   EL_PREV_CE_7,
4749   EL_PREV_CE_6,
4750   EL_PREV_CE_5,
4751
4752   EL_PREV_CE_4,
4753   EL_PREV_CE_3,
4754   EL_PREV_CE_2,
4755   EL_PREV_CE_1,
4756
4757   EL_NEXT_CE_1,
4758   EL_NEXT_CE_2,
4759   EL_NEXT_CE_3,
4760   EL_NEXT_CE_4,
4761
4762   EL_NEXT_CE_5,
4763   EL_NEXT_CE_6,
4764   EL_NEXT_CE_7,
4765   EL_NEXT_CE_8,
4766 };
4767 static int *editor_hl_reference_ptr = editor_hl_reference;
4768 static int *editor_el_reference_ptr = editor_el_reference;
4769 static int num_editor_hl_reference = SIZEOF_ARRAY_INT(editor_hl_reference);
4770 static int num_editor_el_reference = SIZEOF_ARRAY_INT(editor_el_reference);
4771
4772 static int editor_hl_user_defined[] =
4773 {
4774   EL_INTERNAL_CASCADE_USER_ACTIVE,
4775   EL_CHAR('M'),
4776   EL_CHAR('Y'),
4777   EL_EMPTY,
4778 };
4779
4780 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
4781 static int *editor_el_user_defined_ptr = NULL;
4782 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
4783 static int num_editor_el_user_defined = 0;
4784
4785 static int editor_hl_dynamic[] =
4786 {
4787   EL_INTERNAL_CASCADE_DYNAMIC_ACTIVE,
4788   EL_CHAR('U'),
4789   EL_CHAR('S'),
4790   EL_CHAR('E'),
4791 };
4792
4793 static int *editor_hl_dynamic_ptr = editor_hl_dynamic;
4794 static int *editor_el_dynamic_ptr = NULL;
4795 static int num_editor_hl_dynamic = SIZEOF_ARRAY_INT(editor_hl_dynamic);
4796 static int num_editor_el_dynamic = 0;
4797
4798 static int editor_hl_empty[] = { };
4799 #if 1
4800 static int *editor_el_empty = NULL;
4801 #else
4802 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
4803 #endif
4804
4805 static int *editor_hl_empty_ptr = editor_hl_empty;
4806 #if 1
4807 static int *editor_el_empty_ptr = NULL;
4808 #else
4809 static int *editor_el_empty_ptr = editor_el_empty;
4810 #endif
4811 static int num_editor_hl_empty = 0;
4812 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
4813
4814 static boolean use_el_empty = FALSE;
4815
4816 static int *editor_elements = NULL;     /* dynamically allocated */
4817 static int num_editor_elements = 0;     /* dynamically determined */
4818
4819 static boolean setup_editor_show_always = TRUE;
4820 static boolean setup_editor_cascade_never = FALSE;
4821
4822 static int editor_hl_unused[] = { EL_EMPTY };
4823 static int *editor_hl_unused_ptr = editor_hl_unused;
4824 static int num_editor_hl_unused = 0;
4825
4826 static struct
4827 {
4828   boolean *setup_value;
4829   boolean *setup_cascade_value;
4830
4831   int **headline_list;
4832   int *headline_list_size;
4833
4834   int **element_list;
4835   int *element_list_size;
4836
4837   boolean last_setup_value;
4838 }
4839 editor_elements_info[] =
4840 {
4841   {
4842     &setup_editor_show_always,
4843     &setup_editor_cascade_never,
4844     &editor_hl_unused_ptr,              &num_editor_hl_unused,
4845     &editor_el_players_ptr,             &num_editor_el_players
4846   },
4847   {
4848     &setup.editor.el_boulderdash,
4849     &setup.editor_cascade.el_bd,
4850     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
4851     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
4852   },
4853   {
4854     &setup.editor.el_emerald_mine,
4855     &setup.editor_cascade.el_em,
4856     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
4857     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
4858   },
4859   {
4860     &setup.editor.el_emerald_mine_club,
4861     &setup.editor_cascade.el_emc,
4862     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
4863     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
4864   },
4865   {
4866     &setup.editor.el_more,
4867     &setup.editor_cascade.el_rnd,
4868     &editor_hl_rnd_ptr,                 &num_editor_hl_rnd,
4869     &editor_el_rnd_ptr,                 &num_editor_el_rnd
4870   },
4871   {
4872     &setup.editor.el_sokoban,
4873     &setup.editor_cascade.el_sb,
4874     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
4875     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
4876   },
4877   {
4878     &setup.editor.el_supaplex,
4879     &setup.editor_cascade.el_sp,
4880     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
4881     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
4882   },
4883   {
4884     &setup.editor.el_diamond_caves,
4885     &setup.editor_cascade.el_dc,
4886     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
4887     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
4888   },
4889   {
4890     &setup.editor.el_dx_boulderdash,
4891     &setup.editor_cascade.el_dx,
4892     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
4893     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
4894   },
4895   {
4896     &setup.editor.el_chars,
4897     &setup.editor_cascade.el_chars,
4898     &editor_hl_chars_ptr,               &num_editor_hl_chars,
4899     &editor_el_chars_ptr,               &num_editor_el_chars
4900   },
4901   {
4902     &setup.editor.el_steel_chars,
4903     &setup.editor_cascade.el_steel_chars,
4904     &editor_hl_steel_chars_ptr,         &num_editor_hl_steel_chars,
4905     &editor_el_steel_chars_ptr,         &num_editor_el_steel_chars
4906   },
4907   {
4908     &setup.editor.el_custom,
4909     &setup.editor_cascade.el_ce,
4910     &editor_hl_custom_ptr,              &num_editor_hl_custom,
4911     &editor_el_custom_ptr,              &num_editor_el_custom
4912   },
4913   {
4914     &setup.editor.el_custom,
4915     &setup.editor_cascade.el_ge,
4916     &editor_hl_group_ptr,               &num_editor_hl_group,
4917     &editor_el_group_ptr,               &num_editor_el_group
4918   },
4919   {
4920     &setup.editor.el_custom,
4921     &setup.editor_cascade.el_ref,
4922     &editor_hl_reference_ptr,           &num_editor_hl_reference,
4923     &editor_el_reference_ptr,           &num_editor_el_reference
4924   },
4925   {
4926     &setup.editor.el_user_defined,
4927     &setup.editor_cascade.el_user,
4928     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
4929     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
4930   },
4931   {
4932     &setup.editor.el_dynamic,
4933     &setup.editor_cascade.el_dynamic,
4934     &editor_hl_dynamic_ptr,             &num_editor_hl_dynamic,
4935     &editor_el_dynamic_ptr,             &num_editor_el_dynamic,
4936   },
4937   {
4938     &use_el_empty,
4939     &use_el_empty,
4940     &editor_hl_empty_ptr,               &num_editor_hl_empty,
4941     &editor_el_empty_ptr,               &num_editor_el_empty,
4942   },
4943   {
4944     NULL,
4945     NULL,
4946     NULL,                               NULL,
4947     NULL,                               NULL
4948   }
4949 };
4950
4951
4952 /*
4953   -----------------------------------------------------------------------------
4954   functions
4955   -----------------------------------------------------------------------------
4956 */
4957
4958 static int getMaxInfoTextLength()
4959 {
4960   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4961 }
4962
4963 static int getTextWidthForGadget(char *text)
4964 {
4965   if (text == NULL)
4966     return 0;
4967
4968   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4969 }
4970
4971 static int getTextWidthForDrawingArea(char *text)
4972 {
4973   if (text == NULL)
4974     return 0;
4975
4976   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4977 }
4978
4979 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4980 {
4981   return (gi->x + gi->width + getTextWidthForGadget(text));
4982 }
4983
4984 static char *getElementInfoText(int element)
4985 {
4986   char *info_text = NULL;
4987
4988   if (element < MAX_NUM_ELEMENTS)
4989   {
4990     if (strlen(element_info[element].description) > 0)
4991       info_text = element_info[element].description;
4992     else if (element_info[element].custom_description != NULL)
4993       info_text = element_info[element].custom_description;
4994     else if (element_info[element].editor_description != NULL)
4995       info_text = element_info[element].editor_description;
4996   }
4997
4998   if (info_text == NULL)
4999     info_text = INFOTEXT_UNKNOWN_ELEMENT;
5000
5001   return info_text;
5002 }
5003
5004 char *getElementDescriptionFilename(int element)
5005 {
5006   char *docs_dir = options.docs_directory;
5007   char *elements_subdir = "elements";
5008   static char *filename = NULL;
5009   char basename[MAX_FILENAME_LEN];
5010
5011   checked_free(filename);
5012
5013   /* 1st try: look for element description file for exactly this element */
5014   sprintf(basename, "%s.txt", element_info[element].token_name);
5015   filename = getPath3(docs_dir, elements_subdir, basename);
5016   if (fileExists(filename))
5017     return filename;
5018
5019   free(filename);
5020
5021   /* 2nd try: look for element description file for this element's class */
5022   sprintf(basename, "%s.txt", element_info[element].class_name);
5023   filename = getPath3(docs_dir, elements_subdir, basename);
5024   if (fileExists(filename))
5025     return filename;
5026
5027   return NULL;
5028 }
5029
5030 static void InitDynamicEditorElementList(int **elements, int *num_elements)
5031 {
5032   boolean element_found[NUM_FILE_ELEMENTS];
5033   int i, x, y;
5034
5035   /* initialize list of used elements to "not used" */
5036   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5037     element_found[i] = FALSE;
5038
5039   /* find all elements used in current level */
5040   for (y = 0; y < lev_fieldy; y++)
5041     for (x = 0; x < lev_fieldx; x++)
5042       if (Feld[x][y] < NUM_FILE_ELEMENTS)       /* should always be true */
5043         element_found[Feld[x][y]] = TRUE;
5044
5045   *num_elements = 0;
5046
5047   /* count number of elements used in current level */
5048   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5049     if (element_found[i])
5050       (*num_elements)++;
5051
5052   /* add space for up to 3 more elements for padding that may be needed */
5053   *num_elements += 3;
5054
5055   /* free memory for old list of elements, if needed */
5056   checked_free(*elements);
5057
5058   /* allocate memory for new list of elements */
5059   *elements = checked_malloc(*num_elements * sizeof(int));
5060
5061   *num_elements = 0;
5062
5063   /* add all elements used in current level (non-custom/group elements) */
5064   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5065     if (element_found[i] && !(IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
5066       (*elements)[(*num_elements)++] = i;
5067
5068   /* add all elements used in current level (custom/group elements) */
5069   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5070     if (element_found[i] && (IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
5071       (*elements)[(*num_elements)++] = i;
5072
5073   while (*num_elements % 4)     /* pad with empty elements, if needed */
5074     (*elements)[(*num_elements)++] = EL_EMPTY;
5075 }
5076
5077 static void ReinitializeElementList()
5078 {
5079   static boolean initialization_needed = TRUE;
5080   int pos = 0;
5081   int i, j;
5082
5083   if (initialization_needed)
5084   {
5085     LoadSetup_EditorCascade();          /* load last editor cascade state */
5086
5087     /* initialize editor cascade element from saved cascade state */
5088     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5089     {
5090       int *cascade_element = &(*editor_elements_info[i].headline_list)[0];
5091       boolean cascade_value = *editor_elements_info[i].setup_cascade_value;
5092
5093       if (IS_EDITOR_CASCADE(*cascade_element))
5094         *cascade_element =
5095           (cascade_value ? EL_CASCADE_ACTIVE(*cascade_element) :
5096            EL_CASCADE_INACTIVE(*cascade_element));
5097     }
5098
5099     initialization_needed = FALSE;
5100   }
5101
5102   checked_free(editor_elements);
5103
5104   /* reload optional user defined element list for each invocation of editor */
5105   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
5106                                    &num_editor_el_user_defined);
5107
5108   /* initialize dynamic level element list for each invocation of editor */
5109   InitDynamicEditorElementList(&editor_el_dynamic_ptr,
5110                                &num_editor_el_dynamic);
5111
5112   /* initialize list of empty elements (used for padding, if needed) */
5113   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5114     editor_el_empty[i] = EL_EMPTY;
5115
5116   /* do some sanity checks for each element from element list */
5117   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5118   {
5119     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5120     {
5121       int element = (*editor_elements_info[i].element_list)[j];
5122
5123       if (element >= NUM_FILE_ELEMENTS)
5124         Error(ERR_WARN, "editor element %d is runtime element", element);
5125
5126       if (strEqual(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT))
5127         Error(ERR_WARN, "no element description for element %d", element);
5128     }
5129   }
5130
5131   num_editor_elements = 0;
5132   use_el_empty = FALSE;
5133
5134   /* determine size of element list */
5135   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5136   {
5137     boolean found_inactive_cascade = FALSE;
5138
5139     if (*editor_elements_info[i].setup_value)
5140     {
5141       if (setup.editor.el_headlines)
5142       {
5143         num_editor_elements += *editor_elements_info[i].headline_list_size;
5144
5145         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5146         {
5147           int element = (*editor_elements_info[i].headline_list)[j];
5148
5149           if (IS_EDITOR_CASCADE_INACTIVE(element))
5150             found_inactive_cascade = TRUE;
5151         }
5152       }
5153
5154       if (found_inactive_cascade)
5155         continue;
5156
5157       num_editor_elements += *editor_elements_info[i].element_list_size;
5158     }
5159   }
5160
5161   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
5162   {
5163     /* offer at least as many elements as element buttons exist */
5164     use_el_empty = TRUE;
5165     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
5166
5167     num_editor_elements += num_editor_el_empty;
5168   }
5169
5170   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
5171
5172   /* fill element list */
5173   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5174   {
5175     boolean found_inactive_cascade = FALSE;
5176
5177     if (*editor_elements_info[i].setup_value)
5178     {
5179       if (setup.editor.el_headlines)
5180       {
5181         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5182         {
5183           int element = (*editor_elements_info[i].headline_list)[j];
5184
5185           editor_elements[pos++] = element;
5186
5187           if (IS_EDITOR_CASCADE_INACTIVE(element))
5188             found_inactive_cascade = TRUE;
5189         }
5190       }
5191
5192       if (found_inactive_cascade)
5193         continue;
5194
5195       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5196         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
5197     }
5198   }
5199
5200   /* (this function is also called before editor gadgets are initialized!) */
5201   AdjustElementListScrollbar();
5202 }
5203
5204 void PrintEditorElementList()
5205 {
5206   boolean *stop = &setup.editor.el_user_defined;
5207   int i, j;
5208
5209   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
5210   {
5211     int cascade_element = (*editor_elements_info[i].headline_list)[0];
5212
5213     if (IS_EDITOR_CASCADE(cascade_element))
5214     {
5215       int cascade_element_show = EL_CASCADE_INACTIVE(cascade_element);
5216       char *headline = element_info[cascade_element_show].editor_description;
5217
5218       printf_line_with_prefix("# ", "-", 77);
5219       printf("# %s\n", headline);
5220       printf_line_with_prefix("# ", "-", 77);
5221     }
5222
5223     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5224     {
5225       int element = (*editor_elements_info[i].headline_list)[j];
5226
5227       if (IS_EDITOR_CASCADE(element))
5228         element = EL_CHAR_MINUS;
5229
5230       printf("# %s\n", element_info[element].token_name);
5231     }
5232
5233     if (j > 0)
5234       printf("#\n");
5235
5236     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5237     {
5238       int element = (*editor_elements_info[i].element_list)[j];
5239
5240       printf("# %s\n", element_info[element].token_name);
5241     }
5242
5243     if (j > 0)
5244       printf("#\n");
5245   }
5246 }
5247
5248 static void ReinitializeElementListButtons()
5249 {
5250   static boolean last_setup_value_headlines = FALSE;
5251   static boolean initialization_needed = TRUE;
5252   int i;
5253
5254   if (!initialization_needed)   /* check if editor element setup has changed */
5255   {
5256     if (last_setup_value_headlines != setup.editor.el_headlines)
5257       initialization_needed = TRUE;
5258
5259     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5260       if (editor_elements_info[i].last_setup_value !=
5261           *editor_elements_info[i].setup_value)
5262         initialization_needed = TRUE;
5263   }
5264
5265   if (!initialization_needed)
5266     return;
5267
5268   FreeLevelEditorGadgets();
5269   CreateLevelEditorGadgets();
5270
5271   /* store current setup values for next invocation of this function */
5272   last_setup_value_headlines = setup.editor.el_headlines;
5273   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5274     editor_elements_info[i].last_setup_value =
5275       *editor_elements_info[i].setup_value;
5276
5277   initialization_needed = FALSE;
5278 }
5279
5280 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
5281                               boolean input)
5282 {
5283   int border_graphic =
5284     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
5285   Bitmap *src_bitmap;
5286   int src_x, src_y;
5287   int bx = (input ? 4 : 8);
5288   int by = (input ? 4 : 8);
5289   int bx2 = TILEX - bx;
5290   int by2 = TILEY - by;
5291   int i;
5292
5293   getFixedGraphicSource(border_graphic, 0, &src_bitmap, &src_x, &src_y);
5294
5295   BlitBitmap(src_bitmap, drawto, src_x, src_y,
5296              bx, by, dest_x - bx, dest_y - by);
5297   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y,
5298              bx, by, dest_x + width, dest_y - by);
5299   BlitBitmap(src_bitmap, drawto, src_x, src_y + by2,
5300              bx, by, dest_x - bx, dest_y + height);
5301   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by2,
5302              bx, by, dest_x + width, dest_y + height);
5303
5304   for (i = 0; i < width / MINI_TILEX; i++)
5305   {
5306     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y, MINI_TILEX, by,
5307                dest_x + i * MINI_TILEX, dest_y - by);
5308     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y + by2, MINI_TILEX, by,
5309                dest_x + i * MINI_TILEX, dest_y + height);
5310   }
5311
5312   for (i = 0; i < height / MINI_TILEY; i++)
5313   {
5314     BlitBitmap(src_bitmap, drawto, src_x, src_y + by, bx, MINI_TILEY,
5315                dest_x - bx, dest_y + i * MINI_TILEY);
5316     BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by, bx, MINI_TILEY,
5317                dest_x + width, dest_y + i * MINI_TILEY);
5318   }
5319
5320   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
5321 }
5322
5323 static void DrawDrawingArea(int id)
5324 {
5325   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5326   int x, y;
5327
5328   int *value = drawingarea_info[id].value;
5329   int area_xsize = drawingarea_info[id].area_xsize;
5330   int area_ysize = drawingarea_info[id].area_ysize;
5331
5332   for (x = 0; x < area_xsize; x++)
5333     for (y = 0; y < area_ysize; y++)
5334       DrawMiniGraphicExt(drawto,
5335                          gi->x + x * MINI_TILEX,
5336                          gi->y + y * MINI_TILEY,
5337                          el2edimg(value[x * area_ysize + y]));
5338 }
5339
5340 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
5341 {
5342   int x, y;
5343   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
5344   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
5345
5346   BlitBitmap(drawto, drawto,
5347              SX + (dx == -1 ? MINI_TILEX : 0),
5348              SY + (dy == -1 ? MINI_TILEY : 0),
5349              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5350              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5351              SX + (dx == +1 ? MINI_TILEX : 0),
5352              SY + (dy == +1 ? MINI_TILEY : 0));
5353
5354   if (dx)
5355   {
5356     x = (dx == 1 ? 0 : ed_fieldx - 1);
5357     for (y = 0; y < ed_fieldy; y++)
5358       DrawMiniElementOrWall(x, y, from_x, from_y);
5359   }
5360   else if (dy)
5361   {
5362     y = (dy == 1 ? 0 : ed_fieldy - 1);
5363     for (x = 0; x < ed_fieldx; x++)
5364       DrawMiniElementOrWall(x, y, from_x, from_y);
5365   }
5366
5367   redraw_mask |= REDRAW_FIELD;
5368   BackToFront();
5369 }
5370
5371 static void CreateControlButtons()
5372 {
5373   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5374   struct GadgetInfo *gi;
5375   unsigned int event_mask;
5376   int i;
5377
5378   /* create toolbox buttons */
5379   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5380   {
5381     int id = i;
5382     int width, height;
5383     int gd_xoffset, gd_yoffset;
5384     int gd_x1, gd_x2, gd_y1, gd_y2;
5385     int button_type;
5386     int radio_button_nr;
5387     boolean checked;
5388
5389     if (id == GADGET_ID_SINGLE_ITEMS ||
5390         id == GADGET_ID_CONNECTED_ITEMS ||
5391         id == GADGET_ID_LINE ||
5392         id == GADGET_ID_ARC ||
5393         id == GADGET_ID_TEXT ||
5394         id == GADGET_ID_RECTANGLE ||
5395         id == GADGET_ID_FILLED_BOX ||
5396         id == GADGET_ID_FLOOD_FILL ||
5397         id == GADGET_ID_GRAB_BRUSH ||
5398         id == GADGET_ID_PICK_ELEMENT ||
5399         id == GADGET_ID_CUSTOM_COPY_FROM ||
5400         id == GADGET_ID_CUSTOM_COPY_TO ||
5401         id == GADGET_ID_CUSTOM_EXCHANGE)
5402     {
5403       button_type = GD_TYPE_RADIO_BUTTON;
5404       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
5405       checked = (id == drawing_function ? TRUE : FALSE);
5406       event_mask = GD_EVENT_PRESSED;
5407     }
5408     else
5409     {
5410       button_type = GD_TYPE_NORMAL_BUTTON;
5411       radio_button_nr = RADIO_NR_NONE;
5412       checked = FALSE;
5413
5414       if (id == GADGET_ID_WRAP_LEFT ||
5415           id == GADGET_ID_WRAP_RIGHT ||
5416           id == GADGET_ID_WRAP_UP ||
5417           id == GADGET_ID_WRAP_DOWN)
5418         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5419       else
5420         event_mask = GD_EVENT_RELEASED;
5421     }
5422
5423     if (id < ED_NUM_CTRL1_BUTTONS)
5424     {
5425       int x = i % ED_CTRL1_BUTTONS_HORIZ;
5426       int y = i / ED_CTRL1_BUTTONS_HORIZ;
5427
5428       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
5429       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
5430       width  = ED_CTRL1_BUTTON_XSIZE;
5431       height = ED_CTRL1_BUTTON_YSIZE;
5432
5433       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
5434       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
5435       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
5436       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
5437     }
5438     else if (id < ED_NUM_CTRL1_2_BUTTONS)
5439     {
5440       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
5441       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
5442
5443       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
5444       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
5445       width  = ED_CTRL2_BUTTON_XSIZE;
5446       height = ED_CTRL2_BUTTON_YSIZE;
5447
5448       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
5449       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
5450       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
5451       gd_y2 = 0;        /* no alternative graphic for these buttons */
5452     }
5453     else if (id < ED_NUM_CTRL1_3_BUTTONS)
5454     {
5455       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
5456       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
5457
5458       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
5459       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
5460       width  = ED_CTRL3_BUTTON_XSIZE;
5461       height = ED_CTRL3_BUTTON_YSIZE;
5462
5463       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
5464       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
5465       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
5466       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
5467     }
5468     else
5469     {
5470       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
5471       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
5472
5473       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
5474       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
5475       width  = ED_CTRL4_BUTTON_XSIZE;
5476       height = ED_CTRL4_BUTTON_YSIZE;
5477
5478       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
5479       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
5480       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
5481       gd_y2 = 0;        /* no alternative graphic for these buttons */
5482     }
5483
5484     gi = CreateGadget(GDI_CUSTOM_ID, id,
5485                       GDI_CUSTOM_TYPE_ID, i,
5486                       GDI_INFO_TEXT, control_info[i].text,
5487                       GDI_X, EX + gd_xoffset,
5488                       GDI_Y, EY + gd_yoffset,
5489                       GDI_WIDTH, width,
5490                       GDI_HEIGHT, height,
5491                       GDI_TYPE, button_type,
5492                       GDI_STATE, GD_BUTTON_UNPRESSED,
5493                       GDI_RADIO_NR, radio_button_nr,
5494                       GDI_CHECKED, checked,
5495                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5496                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5497                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5498                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5499                       GDI_EVENT_MASK, event_mask,
5500                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5501                       GDI_CALLBACK_ACTION, HandleControlButtons,
5502                       GDI_END);
5503
5504     if (gi == NULL)
5505       Error(ERR_EXIT, "cannot create gadget");
5506
5507     level_editor_gadget[id] = gi;
5508   }
5509
5510   /* these values are not constant, but can change at runtime */
5511 #if 1
5512   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_UP].x    = ED_SCROLL_UP_XPOS;
5513   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_UP].y    = ED_SCROLL_UP_YPOS;
5514   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].x  = ED_SCROLL_DOWN_XPOS;
5515   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].y  = ED_SCROLL_DOWN_YPOS;
5516   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_LEFT].x  = ED_SCROLL_LEFT_XPOS;
5517   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_LEFT].y  = ED_SCROLL_LEFT_YPOS;
5518   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].x = ED_SCROLL_RIGHT_XPOS;
5519   scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].y = ED_SCROLL_RIGHT_YPOS;
5520   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_UP].x    = ED_SCROLL2_UP_XPOS;
5521   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_UP].y    = ED_SCROLL2_UP_YPOS;
5522   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_DOWN].x  = ED_SCROLL2_DOWN_XPOS;
5523   scrollbutton_pos[ED_SCROLLBUTTON_ID_LIST_DOWN].y  = ED_SCROLL2_DOWN_YPOS;
5524 #else
5525   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_UP].x    = ED_SCROLL_UP_XPOS;
5526   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_UP].y    = ED_SCROLL_UP_YPOS;
5527   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].x  = ED_SCROLL_DOWN_XPOS;
5528   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y  = ED_SCROLL_DOWN_YPOS;
5529   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_LEFT].x  = ED_SCROLL_LEFT_XPOS;
5530   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_LEFT].y  = ED_SCROLL_LEFT_YPOS;
5531   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x = ED_SCROLL_RIGHT_XPOS;
5532   scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].y = ED_SCROLL_RIGHT_YPOS;
5533 #endif
5534
5535   /* create buttons for scrolling of drawing area and element list */
5536   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
5537   {
5538     int id = scrollbutton_info[i].gadget_id;
5539 #if 1
5540     int graphic = scrollbutton_info[i].graphic;
5541     struct GraphicInfo *gd = &graphic_info[graphic];
5542 #endif
5543     int x, y, width, height;
5544     int gd_x1, gd_x2, gd_y1, gd_y2;
5545
5546 #if 1
5547     x = scrollbutton_pos[i].x;
5548     y = scrollbutton_pos[i].y;
5549 #else
5550     x = scrollbutton_info[i].x;
5551     y = scrollbutton_info[i].y;
5552 #endif
5553
5554     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5555
5556     if (id == GADGET_ID_SCROLL_LIST_UP ||
5557         id == GADGET_ID_SCROLL_LIST_DOWN)
5558     {
5559       x += DX;
5560       y += DY;
5561 #if 1
5562       width  = gd->width;
5563       height = gd->height;
5564       gd_x1 = gd->src_x;
5565       gd_y1 = gd->src_y;
5566       gd_x2 = gd->src_x + gd->pressed_xoffset;
5567       gd_y2 = gd->src_y + gd->pressed_yoffset;
5568 #else
5569       width = ED_SCROLLBUTTON2_XSIZE;
5570       height = ED_SCROLLBUTTON2_YSIZE;
5571       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
5572       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
5573       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
5574       gd_y2 = gd_y1;
5575 #endif
5576     }
5577     else
5578     {
5579       x += SX;
5580       y += SY;
5581 #if 1
5582       width  = gd->width;
5583       height = gd->height;
5584       gd_x1 = gd->src_x;
5585       gd_y1 = gd->src_y;
5586       gd_x2 = gd->src_x + gd->pressed_xoffset;
5587       gd_y2 = gd->src_y + gd->pressed_yoffset;
5588 #else
5589       width = ED_SCROLLBUTTON_XSIZE;
5590       height = ED_SCROLLBUTTON_YSIZE;
5591       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
5592       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
5593       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
5594       gd_y2 = gd_y1;
5595 #endif
5596     }
5597
5598     gi = CreateGadget(GDI_CUSTOM_ID, id,
5599                       GDI_CUSTOM_TYPE_ID, i,
5600                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
5601                       GDI_X, x,
5602                       GDI_Y, y,
5603                       GDI_WIDTH, width,
5604                       GDI_HEIGHT, height,
5605                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5606                       GDI_STATE, GD_BUTTON_UNPRESSED,
5607                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5608                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5609                       GDI_EVENT_MASK, event_mask,
5610                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5611                       GDI_CALLBACK_ACTION, HandleControlButtons,
5612                       GDI_END);
5613
5614     if (gi == NULL)
5615       Error(ERR_EXIT, "cannot create gadget");
5616
5617     level_editor_gadget[id] = gi;
5618   }
5619
5620   /* create buttons for element list */
5621   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5622   {
5623     struct GraphicInfo *gd = &graphic_info[IMG_EDITOR_PALETTE_BUTTON];
5624     Bitmap *deco_bitmap;
5625     int deco_x, deco_y, deco_xpos, deco_ypos;
5626     int gd_xoffset, gd_yoffset;
5627 #if 1
5628     int gd_x1, gd_y1, gd_x2, gd_y2;
5629 #else
5630     int gd_x1, gd_x2, gd_y;
5631 #endif
5632     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
5633     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
5634     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
5635     int element = editor_elements[i];
5636
5637     event_mask = GD_EVENT_RELEASED;
5638
5639 #if 1
5640     gd_xoffset = ED_ELEMENTLIST_XPOS + x * gd->width;
5641     gd_yoffset = ED_ELEMENTLIST_YPOS + y * gd->height;
5642
5643     gd_x1 = gd->src_x;
5644     gd_y1 = gd->src_y;
5645     gd_x2 = gd->src_x + gd->pressed_xoffset;
5646     gd_y2 = gd->src_y + gd->pressed_yoffset;
5647
5648     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
5649     deco_xpos = (gd->width  - MINI_TILEX) / 2;
5650     deco_ypos = (gd->height - MINI_TILEY) / 2;
5651 #else
5652     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
5653     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
5654
5655     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
5656     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
5657     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
5658
5659     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
5660     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
5661     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
5662 #endif
5663
5664     gi = CreateGadget(GDI_CUSTOM_ID, id,
5665                       GDI_CUSTOM_TYPE_ID, i,
5666                       GDI_INFO_TEXT, getElementInfoText(element),
5667                       GDI_X, DX + gd_xoffset,
5668                       GDI_Y, DY + gd_yoffset,
5669 #if 1
5670                       GDI_WIDTH, gd->width,
5671                       GDI_HEIGHT, gd->height,
5672 #else
5673                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
5674                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
5675 #endif
5676                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5677                       GDI_STATE, GD_BUTTON_UNPRESSED,
5678 #if 1
5679                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
5680                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
5681 #else
5682                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y,
5683                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y,
5684 #endif
5685                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
5686                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
5687                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
5688                       GDI_DECORATION_SHIFTING, 1, 1,
5689                       GDI_EVENT_MASK, event_mask,
5690                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5691                       GDI_CALLBACK_ACTION, HandleControlButtons,
5692                       GDI_END);
5693
5694     if (gi == NULL)
5695       Error(ERR_EXIT, "cannot create gadget");
5696
5697     level_editor_gadget[id] = gi;
5698   }
5699 }
5700
5701 static void CreateCounterButtons()
5702 {
5703   int max_infotext_len = getMaxInfoTextLength();
5704   int i;
5705
5706   /* these values are not constant, but can change at runtime */
5707   counterbutton_info[ED_COUNTER_ID_SELECT_LEVEL].x = DX + 5 - SX;
5708   counterbutton_info[ED_COUNTER_ID_SELECT_LEVEL].y = DY + 3 - SY;
5709
5710   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
5711   {
5712     int j;
5713     int x = SX + counterbutton_info[i].x;       /* down count button */
5714     int y = SY + counterbutton_info[i].y;
5715
5716     /* determine horizontal position to the right of specified gadget */
5717     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5718       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
5719            ED_GADGET_TEXT_DISTANCE);
5720
5721     /* determine horizontal offset for leading text */
5722     if (counterbutton_info[i].text_left != NULL)
5723       x += getTextWidthForGadget(counterbutton_info[i].text_left);
5724
5725     for (j = 0; j < 2; j++)
5726     {
5727       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5728       struct GadgetInfo *gi;
5729       int id = (j == 0 ?
5730                 counterbutton_info[i].gadget_id_down :
5731                 counterbutton_info[i].gadget_id_up);
5732       int gd_xoffset;
5733       int gd_x, gd_y, gd_x1, gd_x2, gd_y1, gd_y2;
5734       int x_size, y_size;
5735       unsigned int event_mask;
5736       char infotext[max_infotext_len + 1];
5737
5738       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5739
5740       if (i == ED_COUNTER_ID_SELECT_LEVEL)
5741       {
5742 #if 1
5743         int graphic = (j == 0 ?
5744                        IMG_EDITOR_BUTTON_GFX_PREV_LEVEL :
5745                        IMG_EDITOR_BUTTON_GFX_NEXT_LEVEL);
5746         struct GraphicInfo *gd = &graphic_info[graphic];
5747
5748         gd_bitmap = gd->bitmap;
5749
5750         event_mask |= GD_EVENT_RELEASED;
5751
5752         if (j == 1)
5753           x += 2 * ED_GADGET_DISTANCE;
5754         y += ED_GADGET_DISTANCE;
5755
5756         gd_x1 = gd->src_x;
5757         gd_y1 = gd->src_y;
5758         gd_x2 = gd->src_x + gd->pressed_xoffset;
5759         gd_y2 = gd->src_y + gd->pressed_yoffset;
5760         x_size = gd->width;
5761         y_size = gd->height;
5762 #else
5763         int sid = (j == 0 ?
5764                    ED_SCROLLBUTTON_ID_AREA_LEFT :
5765                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
5766
5767         event_mask |= GD_EVENT_RELEASED;
5768
5769         if (j == 1)
5770           x += 2 * ED_GADGET_DISTANCE;
5771         y += ED_GADGET_DISTANCE;
5772
5773         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
5774         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
5775         gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
5776         gd_y2 = gd_y1;
5777         x_size = ED_SCROLLBUTTON_XSIZE;
5778         y_size = ED_SCROLLBUTTON_YSIZE;
5779 #endif
5780       }
5781       else
5782       {
5783         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
5784         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
5785         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
5786         gd_y1 = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
5787         gd_y2 = gd_y1;
5788         x_size = ED_BUTTON_COUNT_XSIZE;
5789         y_size = ED_BUTTON_COUNT_YSIZE;
5790       }
5791
5792       sprintf(infotext, "%s counter value by 1, 5 or 10",
5793               (j == 0 ? "decrease" : "increase"));
5794
5795       gi = CreateGadget(GDI_CUSTOM_ID, id,
5796                         GDI_CUSTOM_TYPE_ID, i,
5797                         GDI_INFO_TEXT, infotext,
5798                         GDI_X, x,
5799                         GDI_Y, y,
5800                         GDI_WIDTH, x_size,
5801                         GDI_HEIGHT, y_size,
5802                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5803                         GDI_STATE, GD_BUTTON_UNPRESSED,
5804                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5805                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5806                         GDI_EVENT_MASK, event_mask,
5807                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5808                         GDI_CALLBACK_ACTION, HandleCounterButtons,
5809                         GDI_END);
5810
5811       if (gi == NULL)
5812         Error(ERR_EXIT, "cannot create gadget");
5813
5814       level_editor_gadget[id] = gi;
5815       right_gadget_border[id] =
5816         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5817
5818       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
5819
5820       if (j == 0)
5821       {
5822         int font_type = FONT_INPUT_1;
5823         int font_type_active = FONT_INPUT_1_ACTIVE;
5824         int gd_width = ED_WIN_COUNT_XSIZE;
5825
5826         id = counterbutton_info[i].gadget_id_text;
5827         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5828
5829         if (i == ED_COUNTER_ID_SELECT_LEVEL)
5830         {
5831           font_type = FONT_LEVEL_NUMBER;
5832 #if 1
5833           font_type_active = FONT_LEVEL_NUMBER_ACTIVE;
5834 #else
5835           font_type_active = FONT_LEVEL_NUMBER;
5836 #endif
5837           x += 2 * ED_GADGET_DISTANCE;
5838           y -= ED_GADGET_DISTANCE;
5839
5840           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
5841           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
5842           gd_width = ED_WIN_COUNT2_XSIZE;
5843         }
5844         else
5845         {
5846           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5847           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5848         }
5849
5850         gi = CreateGadget(GDI_CUSTOM_ID, id,
5851                           GDI_CUSTOM_TYPE_ID, i,
5852                           GDI_INFO_TEXT, "enter counter value",
5853                           GDI_X, x,
5854                           GDI_Y, y,
5855                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
5856                           GDI_NUMBER_VALUE, 0,
5857                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
5858                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
5859                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
5860                           GDI_TEXT_FONT, font_type,
5861                           GDI_TEXT_FONT_ACTIVE, font_type_active,
5862                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5863                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5864                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5865                           GDI_DESIGN_WIDTH, gd_width,
5866                           GDI_EVENT_MASK, event_mask,
5867                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5868                           GDI_CALLBACK_ACTION, HandleCounterButtons,
5869                           GDI_END);
5870
5871         if (gi == NULL)
5872           Error(ERR_EXIT, "cannot create gadget");
5873
5874         level_editor_gadget[id] = gi;
5875         right_gadget_border[id] =
5876           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5877
5878         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
5879       }
5880     }
5881   }
5882 }
5883
5884 static void CreateDrawingAreas()
5885 {
5886   int i;
5887
5888   /* these values are not constant, but can change at runtime */
5889   drawingarea_info[ED_DRAWING_ID_DRAWING_LEVEL].area_xsize = MAX_ED_FIELDX;
5890   drawingarea_info[ED_DRAWING_ID_DRAWING_LEVEL].area_ysize = MAX_ED_FIELDY;
5891
5892   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
5893   {
5894     struct GadgetInfo *gi;
5895     unsigned int event_mask;
5896     int id = drawingarea_info[i].gadget_id;
5897     int x = SX + drawingarea_info[i].x;
5898     int y = SY + drawingarea_info[i].y;
5899     int area_xsize = drawingarea_info[i].area_xsize;
5900     int area_ysize = drawingarea_info[i].area_ysize;
5901
5902     event_mask =
5903       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
5904       GD_EVENT_OFF_BORDERS;
5905
5906     /* determine horizontal position to the right of specified gadget */
5907     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
5908       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
5909            ED_DRAWINGAREA_TEXT_DISTANCE);
5910
5911     /* determine horizontal offset for leading text */
5912     if (drawingarea_info[i].text_left != NULL)
5913       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
5914
5915     gi = CreateGadget(GDI_CUSTOM_ID, id,
5916                       GDI_CUSTOM_TYPE_ID, i,
5917                       GDI_X, x,
5918                       GDI_Y, y,
5919                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
5920                       GDI_AREA_SIZE, area_xsize, area_ysize,
5921                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
5922                       GDI_EVENT_MASK, event_mask,
5923                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
5924                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
5925                       GDI_END);
5926
5927     if (gi == NULL)
5928       Error(ERR_EXIT, "cannot create gadget");
5929
5930     level_editor_gadget[id] = gi;
5931     right_gadget_border[id] =
5932       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
5933   }
5934 }
5935
5936 static void CreateTextInputGadgets()
5937 {
5938   int max_infotext_len = getMaxInfoTextLength();
5939   int i;
5940
5941   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
5942   {
5943     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5944     int gd_x, gd_y;
5945     struct GadgetInfo *gi;
5946     unsigned int event_mask;
5947     char infotext[MAX_OUTPUT_LINESIZE + 1];
5948     int id = textinput_info[i].gadget_id;
5949
5950     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5951
5952     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5953     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5954
5955     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
5956     infotext[max_infotext_len] = '\0';
5957
5958     gi = CreateGadget(GDI_CUSTOM_ID, id,
5959                       GDI_CUSTOM_TYPE_ID, i,
5960                       GDI_INFO_TEXT, infotext,
5961                       GDI_X, SX + textinput_info[i].x,
5962                       GDI_Y, SY + textinput_info[i].y,
5963                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
5964                       GDI_TEXT_VALUE, textinput_info[i].value,
5965                       GDI_TEXT_SIZE, textinput_info[i].size,
5966                       GDI_TEXT_FONT, FONT_INPUT_1,
5967                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5968                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5969                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5970                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5971                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5972                       GDI_EVENT_MASK, event_mask,
5973                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5974                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
5975                       GDI_END);
5976
5977     if (gi == NULL)
5978       Error(ERR_EXIT, "cannot create gadget");
5979
5980     level_editor_gadget[id] = gi;
5981   }
5982 }
5983
5984 static void CreateTextAreaGadgets()
5985 {
5986   int max_infotext_len = getMaxInfoTextLength();
5987   int i;
5988
5989   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
5990   {
5991     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5992     int gd_x, gd_y;
5993     struct GadgetInfo *gi;
5994     unsigned int event_mask;
5995     char infotext[MAX_OUTPUT_LINESIZE + 1];
5996     int id = textarea_info[i].gadget_id;
5997     int area_xsize = textarea_info[i].xsize;
5998     int area_ysize = textarea_info[i].ysize;
5999
6000     event_mask = GD_EVENT_TEXT_LEAVING;
6001
6002     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
6003     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
6004
6005     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
6006     infotext[max_infotext_len] = '\0';
6007
6008     gi = CreateGadget(GDI_CUSTOM_ID, id,
6009                       GDI_CUSTOM_TYPE_ID, i,
6010                       GDI_INFO_TEXT, infotext,
6011                       GDI_X, SX + textarea_info[i].x,
6012                       GDI_Y, SY + textarea_info[i].y,
6013                       GDI_TYPE, GD_TYPE_TEXT_AREA,
6014                       GDI_AREA_SIZE, area_xsize, area_ysize,
6015                       GDI_TEXT_FONT, FONT_INPUT_1,
6016                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
6017                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
6018                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
6019                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
6020                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
6021                       GDI_EVENT_MASK, event_mask,
6022                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6023                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
6024                       GDI_END);
6025
6026     if (gi == NULL)
6027       Error(ERR_EXIT, "cannot create gadget");
6028
6029     level_editor_gadget[id] = gi;
6030   }
6031 }
6032
6033 static void CreateSelectboxGadgets()
6034 {
6035   int max_infotext_len = getMaxInfoTextLength();
6036   int i, j;
6037
6038   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6039   {
6040     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6041     int gd_x, gd_y;
6042     struct GadgetInfo *gi;
6043     unsigned int event_mask;
6044     char infotext[MAX_OUTPUT_LINESIZE + 1];
6045     int id = selectbox_info[i].gadget_id;
6046     int x = SX + selectbox_info[i].x;
6047     int y = SY + selectbox_info[i].y;
6048
6049     if (selectbox_info[i].size == -1)   /* dynamically determine size */
6050     {
6051       /* (we cannot use -1 for uninitialized values if we directly compare
6052          with results from strlen(), because the '<' and '>' operation will
6053          implicitely cast -1 to an unsigned integer value!) */
6054       selectbox_info[i].size = 0;
6055
6056       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
6057         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
6058           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
6059
6060       selectbox_info[i].size++;         /* add one character empty space */
6061     }
6062
6063     event_mask = GD_EVENT_RELEASED |
6064       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
6065
6066     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
6067     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
6068
6069     /* determine horizontal position to the right of specified gadget */
6070     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
6071       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
6072            ED_GADGET_TEXT_DISTANCE);
6073
6074     /* determine horizontal offset for leading text */
6075     if (selectbox_info[i].text_left != NULL)
6076       x += getTextWidthForGadget(selectbox_info[i].text_left);
6077
6078     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
6079     infotext[max_infotext_len] = '\0';
6080
6081     gi = CreateGadget(GDI_CUSTOM_ID, id,
6082                       GDI_CUSTOM_TYPE_ID, i,
6083                       GDI_INFO_TEXT, infotext,
6084                       GDI_X, x,
6085                       GDI_Y, y,
6086                       GDI_TYPE, GD_TYPE_SELECTBOX,
6087                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
6088                       GDI_TEXT_SIZE, selectbox_info[i].size,
6089                       GDI_TEXT_FONT, FONT_INPUT_1,
6090                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
6091                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
6092                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
6093                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
6094                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
6095                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
6096                       GDI_EVENT_MASK, event_mask,
6097                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6098                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
6099                       GDI_END);
6100
6101     if (gi == NULL)
6102       Error(ERR_EXIT, "cannot create gadget");
6103
6104     level_editor_gadget[id] = gi;
6105     right_gadget_border[id] =
6106       getRightGadgetBorder(gi, selectbox_info[i].text_right);
6107   }
6108 }
6109
6110 static void CreateTextbuttonGadgets()
6111 {
6112   int max_infotext_len = getMaxInfoTextLength();
6113   int i;
6114
6115   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
6116   {
6117     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6118     int gd_x1, gd_x2, gd_y1, gd_y2;
6119     struct GadgetInfo *gi;
6120     unsigned int event_mask;
6121     char infotext[MAX_OUTPUT_LINESIZE + 1];
6122     int id = textbutton_info[i].gadget_id;
6123     int x = SX + textbutton_info[i].x;
6124     int y = SY + textbutton_info[i].y;
6125
6126     if (textbutton_info[i].size == -1)  /* dynamically determine size */
6127       textbutton_info[i].size = strlen(textbutton_info[i].text);
6128
6129     event_mask = GD_EVENT_RELEASED;
6130
6131     if ((id >= GADGET_ID_LEVELINFO_LEVEL && id <= GADGET_ID_LEVELINFO_EDITOR) ||
6132         (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE))
6133     {
6134       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
6135       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
6136       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
6137       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
6138     }
6139     else
6140     {
6141       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
6142       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
6143       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
6144       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
6145     }
6146
6147     sprintf(infotext, "%s", textbutton_info[i].infotext);
6148     infotext[max_infotext_len] = '\0';
6149
6150     /* determine horizontal position to the right of specified gadget */
6151     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6152       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
6153            ED_GADGET_TEXT_DISTANCE);
6154
6155     /* determine horizontal offset for leading text */
6156     if (textbutton_info[i].text_left != NULL)
6157       x += getTextWidthForGadget(textbutton_info[i].text_left);
6158
6159     gi = CreateGadget(GDI_CUSTOM_ID, id,
6160                       GDI_CUSTOM_TYPE_ID, i,
6161                       GDI_INFO_TEXT, infotext,
6162                       GDI_X, x,
6163                       GDI_Y, y,
6164                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
6165                       GDI_TEXT_VALUE, textbutton_info[i].text,
6166                       GDI_TEXT_SIZE, textbutton_info[i].size,
6167                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
6168                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
6169                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
6170                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
6171                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
6172                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
6173                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
6174                       GDI_DECORATION_SHIFTING, 1, 1,
6175                       GDI_EVENT_MASK, event_mask,
6176                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6177                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
6178                       GDI_END);
6179
6180     if (gi == NULL)
6181       Error(ERR_EXIT, "cannot create gadget");
6182
6183     level_editor_gadget[id] = gi;
6184     right_gadget_border[id] =
6185       getRightGadgetBorder(gi, textbutton_info[i].text_right);
6186   }
6187 }
6188
6189 static void CreateGraphicbuttonGadgets()
6190 {
6191   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6192   struct GadgetInfo *gi;
6193   unsigned int event_mask;
6194   int i;
6195
6196   /* create buttons for scrolling of drawing area and element list */
6197   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
6198   {
6199     int id = graphicbutton_info[i].gadget_id;
6200     int gd_x1, gd_x2, gd_y1, gd_y2;
6201     int x = SX + graphicbutton_info[i].x;
6202     int y = SY + graphicbutton_info[i].y;
6203
6204     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
6205
6206     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
6207     {
6208       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
6209       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
6210       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
6211       gd_y2 = gd_y1;
6212     }
6213     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
6214     {
6215       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
6216       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
6217       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
6218       gd_y2 = gd_y1;
6219     }
6220
6221     /* determine horizontal position to the right of specified gadget */
6222     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6223       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
6224            ED_GADGET_TEXT_DISTANCE);
6225
6226     /* determine horizontal offset for leading text */
6227     if (graphicbutton_info[i].text_left != NULL)
6228       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
6229
6230     gi = CreateGadget(GDI_CUSTOM_ID, id,
6231                       GDI_CUSTOM_TYPE_ID, i,
6232                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
6233                       GDI_X, x,
6234                       GDI_Y, y,
6235                       GDI_WIDTH, graphicbutton_info[i].width,
6236                       GDI_HEIGHT, graphicbutton_info[i].height,
6237                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
6238                       GDI_STATE, GD_BUTTON_UNPRESSED,
6239                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
6240                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
6241                       GDI_EVENT_MASK, event_mask,
6242                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6243                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
6244                       GDI_END);
6245
6246     if (gi == NULL)
6247       Error(ERR_EXIT, "cannot create gadget");
6248
6249     level_editor_gadget[id] = gi;
6250     right_gadget_border[id] =
6251       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
6252   }
6253 }
6254
6255 static void CreateScrollbarGadgets()
6256 {
6257   int i;
6258
6259   /* these values are not constant, but can change at runtime */
6260 #if 1
6261   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].x =
6262     SX + ED_SCROLL_HORIZONTAL_XPOS;
6263   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].y =
6264     SY + ED_SCROLL_HORIZONTAL_YPOS;
6265   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width =
6266     ED_SCROLL_HORIZONTAL_XSIZE;
6267   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].height =
6268     ED_SCROLL_HORIZONTAL_YSIZE;
6269   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_x      = SX;
6270   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_y      = SY;
6271   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_width  = SXSIZE;
6272   scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_height = SYSIZE;
6273
6274   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].x =
6275     SX + ED_SCROLL_VERTICAL_XPOS;
6276   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].y =
6277     SY + ED_SCROLL_VERTICAL_YPOS;
6278   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].width =
6279     ED_SCROLL_VERTICAL_XSIZE;
6280   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].height =
6281     ED_SCROLL_VERTICAL_YSIZE;
6282   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_x      = SX;
6283   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_y      = SY;
6284   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_width  = SXSIZE;
6285   scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_height = SYSIZE;
6286
6287   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].x =
6288     DX + ED_SCROLL2_VERTICAL_XPOS;
6289   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].y =
6290     DY + ED_SCROLL2_VERTICAL_YPOS;
6291   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].width =
6292     ED_SCROLL2_VERTICAL_XSIZE;
6293   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].height =
6294     ED_SCROLL2_VERTICAL_YSIZE;
6295   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_x = DX;
6296   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_y = DY;
6297   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_width  = DXSIZE;
6298   scrollbar_pos[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_height = DYSIZE;
6299 #else
6300   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].x =
6301     SX + ED_SCROLL_HORIZONTAL_XPOS;
6302   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].y =
6303     SY + ED_SCROLL_HORIZONTAL_YPOS;
6304   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width =
6305     ED_SCROLL_HORIZONTAL_XSIZE;
6306   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].height =
6307     ED_SCROLL_HORIZONTAL_YSIZE;
6308   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_x      = SX;
6309   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_y      = SY;
6310   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_width  = SXSIZE;
6311   scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].wheel_height = SYSIZE;
6312
6313   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].x =
6314     SX + ED_SCROLL_VERTICAL_XPOS;
6315   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].y =
6316     SY + ED_SCROLL_VERTICAL_YPOS;
6317   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].width =
6318     ED_SCROLL_VERTICAL_XSIZE;
6319   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height =
6320     ED_SCROLL_VERTICAL_YSIZE;
6321   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_x      = SX;
6322   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_y      = SY;
6323   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_width  = SXSIZE;
6324   scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].wheel_height = SYSIZE;
6325
6326   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].x =
6327     DX + ED_SCROLL2_VERTICAL_XPOS;
6328   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].y =
6329     DY + ED_SCROLL2_VERTICAL_YPOS;
6330   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].width =
6331     ED_SCROLL2_VERTICAL_XSIZE;
6332   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].height =
6333     ED_SCROLL2_VERTICAL_YSIZE;
6334   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_x = DX;
6335   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_y = DY;
6336   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_width  = DXSIZE;
6337   scrollbar_info[ED_SCROLLBAR_ID_LIST_VERTICAL].wheel_height = DYSIZE;
6338 #endif
6339
6340   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
6341   {
6342     int id = scrollbar_info[i].gadget_id;
6343 #if 1
6344     int graphic = scrollbar_info[i].graphic;
6345     struct GraphicInfo *gd = &graphic_info[graphic];
6346     Bitmap *gd_bitmap = gd->bitmap;
6347 #else
6348     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6349 #endif
6350     int gd_x1, gd_x2, gd_y1, gd_y2;
6351     struct GadgetInfo *gi;
6352     int items_max, items_visible, item_position;
6353     unsigned int event_mask;
6354
6355     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
6356     {
6357       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
6358       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
6359       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
6360     }
6361     else        /* drawing area scrollbars */
6362     {
6363       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
6364       {
6365         items_max = MAX(lev_fieldx + 2, ed_fieldx);
6366         items_visible = ed_fieldx;
6367         item_position = 0;
6368       }
6369       else
6370       {
6371         items_max = MAX(lev_fieldy + 2, ed_fieldy);
6372         items_visible = ed_fieldy;
6373         item_position = 0;
6374       }
6375     }
6376
6377     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
6378
6379 #if 1
6380     gd_x1 = gd->src_x;
6381     gd_y1 = gd->src_y;
6382     gd_x2 = gd->src_x + gd->pressed_xoffset;
6383     gd_y2 = gd->src_y + gd->pressed_yoffset;
6384 #else
6385     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
6386     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
6387                       scrollbar_info[i].height : scrollbar_info[i].width));
6388     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
6389     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
6390 #endif
6391
6392     gi = CreateGadget(GDI_CUSTOM_ID, id,
6393                       GDI_CUSTOM_TYPE_ID, i,
6394                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
6395 #if 1
6396                       GDI_X, scrollbar_pos[i].x,
6397                       GDI_Y, scrollbar_pos[i].y,
6398                       GDI_WIDTH, scrollbar_pos[i].width,
6399                       GDI_HEIGHT, scrollbar_pos[i].height,
6400 #else
6401                       GDI_X, scrollbar_info[i].x,
6402                       GDI_Y, scrollbar_info[i].y,
6403                       GDI_WIDTH, scrollbar_info[i].width,
6404                       GDI_HEIGHT, scrollbar_info[i].height,
6405 #endif
6406                       GDI_TYPE, scrollbar_info[i].type,
6407                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
6408                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
6409                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
6410 #if 1
6411                       GDI_WHEEL_AREA_X, scrollbar_pos[i].wheel_x,
6412                       GDI_WHEEL_AREA_Y, scrollbar_pos[i].wheel_y,
6413                       GDI_WHEEL_AREA_WIDTH, scrollbar_pos[i].wheel_width,
6414                       GDI_WHEEL_AREA_HEIGHT, scrollbar_pos[i].wheel_height,
6415 #else
6416                       GDI_WHEEL_AREA_X, scrollbar_info[i].wheel_x,
6417                       GDI_WHEEL_AREA_Y, scrollbar_info[i].wheel_y,
6418                       GDI_WHEEL_AREA_WIDTH, scrollbar_info[i].wheel_width,
6419                       GDI_WHEEL_AREA_HEIGHT, scrollbar_info[i].wheel_height,
6420 #endif
6421                       GDI_STATE, GD_BUTTON_UNPRESSED,
6422                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
6423                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
6424                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
6425                       GDI_EVENT_MASK, event_mask,
6426                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6427                       GDI_CALLBACK_ACTION, HandleControlButtons,
6428                       GDI_END);
6429
6430     if (gi == NULL)
6431       Error(ERR_EXIT, "cannot create gadget");
6432
6433     level_editor_gadget[id] = gi;
6434   }
6435 }
6436
6437 static void CreateCheckbuttonGadgets()
6438 {
6439   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6440   struct GadgetInfo *gi;
6441   unsigned int event_mask;
6442   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
6443   int i;
6444
6445   event_mask = GD_EVENT_PRESSED;
6446
6447   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6448   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6449   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
6450   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
6451   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
6452
6453   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
6454   {
6455     int id = checkbutton_info[i].gadget_id;
6456     int x = SX + checkbutton_info[i].x;
6457     int y = SY + checkbutton_info[i].y;
6458
6459     if (id == GADGET_ID_STICK_ELEMENT)
6460       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
6461     else
6462       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
6463
6464     /* determine horizontal position to the right of specified gadget */
6465     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6466       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
6467            ED_GADGET_TEXT_DISTANCE);
6468
6469     /* determine horizontal offset for leading text */
6470     if (checkbutton_info[i].text_left != NULL)
6471       x += getTextWidthForGadget(checkbutton_info[i].text_left);
6472
6473     gi = CreateGadget(GDI_CUSTOM_ID, id,
6474                       GDI_CUSTOM_TYPE_ID, i,
6475                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
6476                       GDI_X, x,
6477                       GDI_Y, y,
6478                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
6479                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
6480                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
6481                       GDI_CHECKED, *checkbutton_info[i].value,
6482                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
6483                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
6484                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
6485                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
6486                       GDI_EVENT_MASK, event_mask,
6487                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6488                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
6489                       GDI_END);
6490
6491     if (gi == NULL)
6492       Error(ERR_EXIT, "cannot create gadget");
6493
6494     level_editor_gadget[id] = gi;
6495     right_gadget_border[id] =
6496       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
6497   }
6498 }
6499
6500 static void CreateRadiobuttonGadgets()
6501 {
6502   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6503   struct GadgetInfo *gi;
6504   unsigned int event_mask;
6505   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
6506   int i;
6507
6508   event_mask = GD_EVENT_PRESSED;
6509
6510   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6511   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6512   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
6513   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
6514   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
6515
6516   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
6517   {
6518     int id = radiobutton_info[i].gadget_id;
6519     int x = SX + radiobutton_info[i].x;
6520     int y = SY + radiobutton_info[i].y;
6521
6522     int checked =
6523       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
6524
6525     /* determine horizontal position to the right of specified gadget */
6526     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
6527       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
6528            ED_GADGET_TEXT_DISTANCE);
6529
6530     /* determine horizontal offset for leading text */
6531     if (radiobutton_info[i].text_left != NULL)
6532       x += getTextWidthForGadget(radiobutton_info[i].text_left);
6533
6534     gi = CreateGadget(GDI_CUSTOM_ID, id,
6535                       GDI_CUSTOM_TYPE_ID, i,
6536                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
6537                       GDI_X, x,
6538                       GDI_Y, y,
6539                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
6540                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
6541                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
6542                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
6543                       GDI_CHECKED, checked,
6544                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
6545                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
6546                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
6547                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
6548                       GDI_EVENT_MASK, event_mask,
6549                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6550                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
6551                       GDI_END);
6552
6553     if (gi == NULL)
6554       Error(ERR_EXIT, "cannot create gadget");
6555
6556     level_editor_gadget[id] = gi;
6557     right_gadget_border[id] =
6558       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
6559   }
6560 }
6561
6562 void CreateLevelEditorGadgets()
6563 {
6564   int old_game_status = game_status;
6565
6566   /* setting 'game_status' is needed to get the right fonts for the editor */
6567   game_status = GAME_MODE_EDITOR;
6568
6569   /* these values are not constant, but can change at runtime */
6570   ed_fieldx = MAX_ED_FIELDX - 1;
6571   ed_fieldy = MAX_ED_FIELDY - 1;
6572
6573   level_editor_gadget =
6574     checked_calloc(NUM_EDITOR_GADGETS * sizeof(struct GadgetInfo *));
6575   right_gadget_border =
6576     checked_calloc(NUM_EDITOR_GADGETS * sizeof(int));
6577
6578   editor_el_empty = checked_calloc(ED_NUM_ELEMENTLIST_BUTTONS * sizeof(int));
6579   editor_el_empty_ptr = editor_el_empty;
6580
6581   ReinitializeElementList();
6582
6583   CreateControlButtons();
6584   CreateScrollbarGadgets();
6585
6586   /* order of function calls is important because of cross-references */
6587   CreateCheckbuttonGadgets();
6588   CreateCounterButtons();
6589   CreateRadiobuttonGadgets();
6590   CreateTextInputGadgets();
6591   CreateTextAreaGadgets();
6592   CreateSelectboxGadgets();
6593   CreateGraphicbuttonGadgets();
6594   CreateTextbuttonGadgets();
6595   CreateDrawingAreas();
6596
6597   game_status = old_game_status;
6598 }
6599
6600 void FreeLevelEditorGadgets()
6601 {
6602   int i;
6603
6604   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6605   {
6606     FreeGadget(level_editor_gadget[i]);
6607
6608     level_editor_gadget[i] = NULL;
6609   }
6610
6611   checked_free(level_editor_gadget);
6612   checked_free(right_gadget_border);
6613
6614   checked_free(editor_el_empty);
6615 }
6616
6617 static void MapCounterButtons(int id)
6618 {
6619   int gadget_id_down = counterbutton_info[id].gadget_id_down;
6620   int gadget_id_text = counterbutton_info[id].gadget_id_text;
6621   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
6622   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
6623   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
6624   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
6625   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
6626   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6627   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
6628   int yoffset = ED_BORDER_SIZE;
6629   int x_left = gi_down->x - xoffset_left;
6630   int x_right;  /* set after gadget position was modified */
6631   int y_above = gi_down->y - yoffset_above;
6632   int x = gi_down->x;
6633   int y;        /* set after gadget position was modified */
6634
6635   /* counter limits must be changed first to prevent value truncation */
6636   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
6637                             counterbutton_info[id].max_value);
6638
6639   /* right text position might have changed after setting position above */
6640   x_right = gi_up->x + gi_up->width + xoffset_right;
6641
6642   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
6643
6644   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
6645   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
6646       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
6647   {
6648     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6649     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6650     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6651   }
6652
6653   /* vertical position might have changed after setting position above */
6654   y = gi_up->y + yoffset;
6655
6656   if (counterbutton_info[id].text_above)
6657     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
6658
6659   if (counterbutton_info[id].text_left)
6660     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
6661
6662   if (counterbutton_info[id].text_right)
6663     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
6664
6665   MapGadget(gi_down);
6666   MapGadget(gi_text);
6667   MapGadget(gi_up);
6668 }
6669
6670 static void MapControlButtons()
6671 {
6672   int counter_id;
6673   int i;
6674
6675   /* map toolbox buttons (excluding special CE toolbox buttons) */
6676   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
6677     MapGadget(level_editor_gadget[i]);
6678
6679   /* map buttons to select elements */
6680   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6681     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
6682   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
6683   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
6684   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
6685
6686   /* map buttons to select level */
6687   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
6688   counterbutton_info[counter_id].min_value = leveldir_current->first_level;
6689   counterbutton_info[counter_id].max_value = leveldir_current->last_level;
6690   MapCounterButtons(counter_id);
6691 }
6692
6693 static void MapDrawingArea(int id)
6694 {
6695   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6696   int area_xsize = gi->drawing.area_xsize;
6697   int area_ysize = gi->drawing.area_ysize;
6698   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6699   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
6700   int x_left  = gi->x - xoffset_left;
6701   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
6702   int x_below = gi->x + (gi->width - xoffset_below) / 2;
6703   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
6704   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
6705
6706   if (drawingarea_info[id].text_left)
6707     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
6708
6709   if (drawingarea_info[id].text_right)
6710     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
6711
6712   if (drawingarea_info[id].text_below)
6713     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
6714
6715   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
6716   {
6717     DrawElementBorder(gi->x, gi->y,
6718                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
6719
6720     DrawDrawingArea(id);
6721   }
6722
6723   MapGadget(gi);
6724 }
6725
6726 static void MapTextInputGadget(int id)
6727 {
6728   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
6729   int xoffset_above = 0;
6730   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
6731   int x_above = textinput_info[id].x + xoffset_above;
6732   int y_above = textinput_info[id].y + yoffset_above;
6733
6734   if (textinput_info[id].text_above)
6735     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
6736
6737   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
6738
6739   MapGadget(gi);
6740 }
6741
6742 static void MapTextAreaGadget(int id)
6743 {
6744   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6745   int xoffset_above = 0;
6746   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
6747   int x_above = textarea_info[id].x + xoffset_above;
6748   int y_above = textarea_info[id].y + yoffset_above;
6749
6750   if (textarea_info[id].text_above)
6751     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
6752
6753   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
6754
6755   MapGadget(gi);
6756 }
6757
6758 static void MapSelectboxGadget(int id)
6759 {
6760   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
6761   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
6762   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6763   int yoffset = ED_BORDER_SIZE;
6764   int x_left = gi->x - xoffset_left;
6765   int x_right = gi->x + gi->width + xoffset_right;
6766   int y = gi->y + yoffset;
6767
6768   if (selectbox_info[id].text_left)
6769     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
6770
6771   if (selectbox_info[id].text_right)
6772     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
6773
6774   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
6775
6776   MapGadget(gi);
6777 }
6778
6779 static void MapTextbuttonGadget(int id)
6780 {
6781   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
6782   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
6783   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6784   int yoffset = ED_BORDER_SIZE;
6785   int x_left = gi->x - xoffset_left;
6786   int x_right = gi->x + gi->width + xoffset_right;
6787   int y = gi->y + yoffset;
6788
6789   /* only show button to delete change pages when more than minimum pages */
6790   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
6791       custom_element.num_change_pages == MIN_CHANGE_PAGES)
6792     return;
6793
6794   if (textbutton_info[id].text_left)
6795     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
6796
6797   if (textbutton_info[id].text_right)
6798     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
6799
6800   MapGadget(gi);
6801 }
6802
6803 static void MapGraphicbuttonGadget(int id)
6804 {
6805   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
6806   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
6807   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6808   int yoffset = ED_BORDER_SIZE;
6809   int x_left = gi->x - xoffset_left;
6810   int x_right = gi->x + gi->width + xoffset_right;
6811   int y = gi->y + yoffset;
6812
6813   if (graphicbutton_info[id].text_left)
6814     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
6815
6816   if (graphicbutton_info[id].text_right)
6817     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
6818
6819   MapGadget(gi);
6820 }
6821
6822 static void MapRadiobuttonGadget(int id)
6823 {
6824   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
6825   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6826   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6827   int yoffset = ED_BORDER_SIZE;
6828   int x_left = gi->x - xoffset_left;
6829   int x_right = gi->x + gi->width + xoffset_right;
6830   int y = gi->y + yoffset;
6831   boolean checked =
6832     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
6833
6834   if (radiobutton_info[id].text_left)
6835     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
6836
6837   if (radiobutton_info[id].text_right)
6838     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
6839
6840   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
6841
6842   MapGadget(gi);
6843 }
6844
6845 static void MapCheckbuttonGadget(int id)
6846 {
6847   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
6848   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6849   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6850   int yoffset = ED_BORDER_SIZE;
6851   int x_left, x_right, y;       /* set after gadget position was modified */
6852
6853   /* set position for gadgets with dynamically determined position */
6854   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
6855     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
6856   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
6857
6858   x_left = gi->x - xoffset_left;
6859   x_right = gi->x + gi->width + xoffset_right;
6860   y = gi->y + yoffset;
6861
6862   if (checkbutton_info[id].text_left)
6863     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
6864
6865   if (checkbutton_info[id].text_right)
6866     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
6867
6868   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
6869
6870   MapGadget(gi);
6871 }
6872
6873 static void MapMainDrawingArea()
6874 {
6875   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
6876   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
6877   int i;
6878
6879   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
6880   {
6881     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
6882           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
6883          no_horizontal_scrollbar) ||
6884         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
6885           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
6886          no_vertical_scrollbar))
6887       continue;
6888
6889     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
6890   }
6891
6892   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
6893   {
6894     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
6895         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
6896       continue;
6897
6898     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
6899   }
6900
6901   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
6902 }
6903
6904 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
6905 {
6906   int i;
6907
6908   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
6909   {
6910     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
6911         i == GADGET_ID_CUSTOM_COPY_TO ||
6912         i == GADGET_ID_CUSTOM_EXCHANGE ||
6913         i == GADGET_ID_CUSTOM_COPY ||
6914         i == GADGET_ID_CUSTOM_PASTE)
6915     {
6916       if (map)
6917         MapGadget(level_editor_gadget[i]);
6918       else
6919         UnmapGadget(level_editor_gadget[i]);
6920     }
6921   }
6922 }
6923
6924 static void MapLevelEditorToolboxCustomGadgets()
6925 {
6926   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
6927 }
6928
6929 static void UnmapLevelEditorToolboxCustomGadgets()
6930 {
6931   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
6932 }
6933
6934 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
6935 {
6936   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6937   int i;
6938
6939   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
6940   {
6941     if (i != GADGET_ID_SINGLE_ITEMS &&
6942         i != GADGET_ID_PROPERTIES &&
6943         i != GADGET_ID_PICK_ELEMENT)
6944     {
6945       struct GadgetInfo *gi = level_editor_gadget[i];
6946
6947       if (map)
6948         MapGadget(gi);
6949       else
6950       {
6951         UnmapGadget(gi);
6952
6953         BlitBitmap(gd_bitmap, drawto,
6954                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
6955                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
6956                    gi->width, gi->height, gi->x, gi->y);
6957
6958         redraw_mask |= REDRAW_DOOR_3;
6959       }
6960     }
6961   }
6962 }
6963
6964 static void MapLevelEditorToolboxDrawingGadgets()
6965 {
6966   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
6967 }
6968
6969 static void UnmapLevelEditorToolboxDrawingGadgets()
6970 {
6971   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
6972 }
6973
6974 static void UnmapDrawingArea(int id)
6975 {
6976   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
6977 }
6978
6979 static void UnmapLevelEditorFieldGadgets()
6980 {
6981   int i;
6982
6983 #if 1
6984   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6985     if (IN_GFX_FIELD_FULL(level_editor_gadget[i]->x,
6986                           level_editor_gadget[i]->y))
6987       UnmapGadget(level_editor_gadget[i]);
6988 #else
6989   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6990     if (level_editor_gadget[i]->x < SX + SXSIZE)
6991       UnmapGadget(level_editor_gadget[i]);
6992 #endif
6993 }
6994
6995 void UnmapLevelEditorGadgets()
6996 {
6997   int i;
6998
6999   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
7000     UnmapGadget(level_editor_gadget[i]);
7001 }
7002
7003 static void ResetUndoBuffer()
7004 {
7005   undo_buffer_position = -1;
7006   undo_buffer_steps = -1;
7007   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7008
7009   level.changed = FALSE;
7010 }
7011
7012 static void DrawEditModeWindow()
7013 {
7014   ModifyEditorElementList();
7015   RedrawDrawingElements();
7016
7017   if (edit_mode == ED_MODE_INFO)
7018     DrawLevelInfoWindow();
7019   else if (edit_mode == ED_MODE_PROPERTIES)
7020     DrawPropertiesWindow();
7021   else  /* edit_mode == ED_MODE_DRAWING */
7022     DrawDrawingWindow();
7023 }
7024
7025 static boolean LevelChanged()
7026 {
7027   boolean field_changed = FALSE;
7028   int x, y;
7029
7030 #if 1
7031   /* changed read-only levels can now be saved in personal level set */
7032 #else
7033   if (leveldir_current->readonly)
7034     return FALSE;
7035 #endif
7036
7037   for (y = 0; y < lev_fieldy; y++)
7038     for (x = 0; x < lev_fieldx; x++)
7039       if (Feld[x][y] != level.field[x][y])
7040         field_changed = TRUE;
7041
7042   return (level.changed || field_changed);
7043 }
7044
7045 static boolean PrepareSavingIntoPersonalLevelSet()
7046 {
7047   static LevelDirTree *last_copied_leveldir = NULL;
7048   static LevelDirTree *last_written_leveldir = NULL;
7049   static int last_copied_level_nr = -1;
7050   static int last_written_level_nr = -1;
7051   LevelDirTree *leveldir_former = leveldir_current;
7052   int level_nr_former = level_nr;
7053   int new_level_nr;
7054
7055   // remember last mod/save so that for current session, we write
7056   // back to the same personal copy, asking only about overwrite.
7057   if (leveldir_current == last_copied_leveldir &&
7058       level_nr == last_copied_level_nr)
7059   {
7060     // "cd" to personal level set dir (as used when writing last copy)
7061     leveldir_current = last_written_leveldir;
7062     level_nr = last_written_level_nr;
7063
7064     return TRUE;
7065   }
7066
7067   if (!Request("This level is read only! "
7068                "Save into personal level set?", REQ_ASK))
7069     return FALSE;
7070
7071   // "cd" to personal level set dir (for writing copy the first time)
7072   leveldir_current =
7073     getTreeInfoFromIdentifier(leveldir_first, getLoginName());
7074
7075   // find unused level number
7076   for (new_level_nr = leveldir_current->first_level; ; new_level_nr++)
7077   {
7078     static char *level_filename = NULL;
7079
7080     setString(&level_filename, getDefaultLevelFilename(new_level_nr));
7081
7082     if (!fileExists(level_filename))
7083       break;
7084   }
7085
7086   last_copied_leveldir = leveldir_former;
7087   last_copied_level_nr = level_nr_former;
7088
7089   last_written_leveldir = leveldir_current;
7090   last_written_level_nr = level_nr = new_level_nr;
7091
7092   return TRUE;
7093 }
7094
7095 static void ModifyLevelInfoForSavingIntoPersonalLevelSet(char *former_name)
7096 {
7097   static char *filename_levelinfo = NULL, *mod_name = NULL;
7098   FILE *file;
7099
7100   // annotate this copy-and-mod in personal levelinfo.conf
7101   setString(&filename_levelinfo,
7102             getPath2(getCurrentLevelDir(), LEVELINFO_FILENAME));
7103
7104   if ((file = fopen(filename_levelinfo, MODE_APPEND)))
7105   {
7106     fprintf(file, "\n");
7107     fprintf(file, "# level %d was modified from:\n", level_nr);
7108     fprintf(file, "# - previous level set name:    %s\n",
7109             former_name);
7110     fprintf(file, "# - level within previous set:  %d \"%s\"\n",
7111             level.file_info.nr, level.name);
7112     fprintf(file, "# - previous author:            %s\n",
7113             level.author);
7114     fprintf(file, "# - previous save date:         ");
7115
7116     if (level.creation_date.src == DATE_SRC_LEVELFILE)
7117     {
7118       fprintf(file, "%04d-%02d-%02d\n",
7119               level.creation_date.year,
7120               level.creation_date.month,
7121               level.creation_date.day);
7122     }
7123     else
7124     {
7125       fprintf(file, "not recorded\n");
7126     }
7127
7128     fclose(file);
7129   }
7130
7131   if (level_nr > leveldir_current->last_level)
7132   {
7133     static char *temp_levelinfo = NULL;
7134     FILE *temp_file = NULL;
7135     char line[MAX_LINE_LEN];
7136
7137     setString(&temp_levelinfo,
7138               getPath2(getCurrentLevelDir(),
7139                        getStringCat2(LEVELINFO_FILENAME, ".new")));
7140
7141     if ((file = fopen(filename_levelinfo, MODE_READ)) &&
7142         (temp_file = fopen(temp_levelinfo, MODE_WRITE)))
7143     {
7144       while (fgets(line, MAX_LINE_LEN, file))
7145       {
7146         if (!strPrefix(line, "levels:"))
7147           fputs(line, temp_file);
7148         else
7149           fprintf(temp_file, "%-32s%d\n", "levels:", level_nr + 9);
7150       }
7151     }
7152
7153     if (temp_file)
7154       fclose(temp_file);
7155
7156     if (file)
7157       fclose(file);
7158
7159     // needs error handling; also, ok on dos/win?
7160     unlink(filename_levelinfo);
7161     rename(temp_levelinfo, filename_levelinfo);
7162   }
7163
7164   // else: allow the save even if annotation failed
7165
7166   // now... spray graffiti on the old level vital statistics
7167   // user can change these; just trying to set a good baseline
7168
7169   // don't truncate names for fear of making offensive or silly:
7170   // long-named original author only recorded in levelinfo.conf.
7171   // try to fit "Joe after Bob", "Joe (ed.)", then just "Joe"
7172   if (!strEqual(level.author, leveldir_current->author))
7173   {
7174     setString(&mod_name, getStringCat3(leveldir_current->author,
7175                                        " after ", level.author));
7176
7177     if (strlen(mod_name) > MAX_LEVEL_AUTHOR_LEN)
7178       setString(&mod_name,
7179                 getStringCat2(leveldir_current->author, " (ed.)"));
7180
7181     if (strlen(mod_name) > MAX_LEVEL_AUTHOR_LEN)
7182       setString(&mod_name, leveldir_current->author);
7183
7184     strncpy(level.author, mod_name, MAX_LEVEL_AUTHOR_LEN);
7185
7186     // less worried about truncation here
7187     setString(&mod_name, getStringCat2("Mod: ", level.name));
7188     strncpy(level.name, mod_name, MAX_LEVEL_NAME_LEN);
7189   }
7190 }
7191
7192 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
7193                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
7194 {
7195   int x, y;
7196
7197   for (x = 0; x < lev_fieldx; x++)
7198     for (y = 0; y < lev_fieldy; y++)
7199       dst[x][y] = src[x][y];
7200 }
7201
7202 static int setSelectboxValue(int selectbox_id, int new_value)
7203 {
7204   int new_index_value = 0;
7205   int i;
7206
7207   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
7208     if (selectbox_info[selectbox_id].options[i].value == new_value)
7209       new_index_value = i;
7210
7211   *selectbox_info[selectbox_id].value =
7212     selectbox_info[selectbox_id].options[new_index_value].value;
7213
7214   return new_index_value;
7215 }
7216
7217 static void setSelectboxSpecialActionVariablesIfNeeded()
7218 {
7219   int i;
7220
7221   /* change action mode and arg variables according to action type variable */
7222   for (i = 0; action_arg_options[i].value != -1; i++)
7223   {
7224     if (action_arg_options[i].value == custom_element_change.action_type)
7225     {
7226       int mode = action_arg_options[i].mode;
7227
7228       /* only change if corresponding selectbox has changed */
7229       if (selectbox_info[ED_SELECTBOX_ID_ACTION_MODE].options !=
7230           action_arg_modes[mode])
7231         custom_element_change.action_mode = -1;
7232
7233       /* only change if corresponding selectbox has changed */
7234       if (selectbox_info[ED_SELECTBOX_ID_ACTION_ARG].options !=
7235           action_arg_options[i].options)
7236         custom_element_change.action_arg = -1;
7237
7238       break;
7239     }
7240   }
7241 }
7242
7243 static void setSelectboxSpecialActionOptions()
7244 {
7245   int i;
7246
7247   /* change action mode and arg selectbox according to action type selectbox */
7248   for (i = 0; action_arg_options[i].value != -1; i++)
7249   {
7250     if (action_arg_options[i].value == custom_element_change.action_type)
7251     {
7252       int mode = action_arg_options[i].mode;
7253
7254       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
7255                                    action_arg_modes[mode]);
7256       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
7257                                  custom_element_change.action_mode);
7258
7259       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
7260                                    action_arg_options[i].options);
7261       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
7262                                  custom_element_change.action_arg);
7263       break;
7264     }
7265   }
7266 }
7267
7268 static void copy_custom_element_settings(int element_from, int element_to)
7269 {
7270   struct ElementInfo *ei_from = &element_info[element_from];
7271   struct ElementInfo *ei_to = &element_info[element_to];
7272
7273   copyElementInfo(ei_from, ei_to);
7274 }
7275
7276 static void replace_custom_element_in_settings(int element_from,
7277                                                int element_to)
7278 {
7279   int i, j, x, y;
7280
7281   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7282   {
7283     struct ElementInfo *ei = &element_info[i];
7284
7285     for (y = 0; y < 3; y++)
7286       for (x = 0; x < 3; x++)
7287         if (ei->content.e[x][y] == element_from)
7288           ei->content.e[x][y] = element_to;
7289
7290     for (j = 0; j < ei->num_change_pages; j++)
7291     {
7292       struct ElementChangeInfo *change = &ei->change_page[j];
7293
7294       if (change->target_element == element_from)
7295         change->target_element = element_to;
7296
7297       if (change->initial_trigger_element == element_from)
7298         change->initial_trigger_element = element_to;
7299
7300       if (change->action_element == element_from)
7301         change->action_element = element_to;
7302
7303       for (y = 0; y < 3; y++)
7304         for (x = 0; x < 3; x++)
7305           if (change->target_content.e[x][y] == element_from)
7306             change->target_content.e[x][y] = element_to;
7307     }
7308
7309     if (ei->group != NULL)                              /* group or internal */
7310       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
7311         if (ei->group->element[j] == element_from)
7312           ei->group->element[j] = element_to;
7313   }
7314 }
7315
7316 static void replace_custom_element_in_playfield(int element_from,
7317                                                 int element_to)
7318 {
7319   int x, y;
7320
7321   for (x = 0; x < lev_fieldx; x++)
7322     for (y = 0; y < lev_fieldy; y++)
7323       if (Feld[x][y] == element_from)
7324         Feld[x][y] = element_to;
7325 }
7326
7327 static boolean CopyCustomElement(int element_old, int element_new,
7328                                  int copy_mode)
7329 {
7330   if (copy_mode == GADGET_ID_CUSTOM_COPY)
7331   {
7332     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
7333                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
7334     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
7335   }
7336   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
7337   {
7338     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
7339                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
7340     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
7341
7342     level.changed = TRUE;
7343   }
7344   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
7345   {
7346     Request("Please choose custom element!", REQ_CONFIRM);
7347
7348     return FALSE;
7349   }
7350   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
7351   {
7352     Request("Please choose group element!", REQ_CONFIRM);
7353
7354     return FALSE;
7355   }
7356   else
7357   {
7358     level.changed = TRUE;
7359   }
7360
7361   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
7362   {
7363     copy_custom_element_settings(element_new, element_old);
7364   }
7365   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
7366   {
7367     copy_custom_element_settings(element_old, element_new);
7368   }
7369   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
7370   {
7371     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
7372     copy_custom_element_settings(element_new, element_old);
7373     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
7374
7375     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
7376     replace_custom_element_in_settings(element_new, element_old);
7377     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
7378
7379     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
7380     replace_custom_element_in_playfield(element_new, element_old);
7381     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
7382   }
7383
7384   UpdateCustomElementGraphicGadgets();
7385   DrawPropertiesWindow();
7386
7387   return TRUE;
7388 }
7389
7390 static void CopyCustomElementPropertiesToEditor(int element)
7391 {
7392   int i;
7393   int current_change_page = element_info[element].current_change_page;
7394
7395   /* dynamically (re)build selectbox for selecting change page */
7396   for (i = 0; i < element_info[element].num_change_pages; i++)
7397   {
7398     sprintf(options_change_page_strings[i], "%d", i + 1);
7399
7400     options_change_page[i].value = i;
7401     options_change_page[i].text = options_change_page_strings[i];
7402   }
7403
7404   options_change_page[i].value = -1;
7405   options_change_page[i].text = NULL;
7406
7407   /* needed here to initialize combined element properties */
7408   InitElementPropertiesEngine(level.game_version);
7409
7410   element_info[element].change =
7411     &element_info[element].change_page[current_change_page];
7412
7413   custom_element = element_info[element];
7414   custom_element_change = *element_info[element].change;
7415
7416   /* needed to initially set selectbox options for special action options */
7417   setSelectboxSpecialActionOptions();
7418
7419   /* needed to initially set selectbox value variables to reliable defaults */
7420   for (i = 0; i < ED_NUM_SELECTBOX; i++)
7421     setSelectboxValue(i, *selectbox_info[i].value);
7422
7423   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
7424     custom_element_properties[i] = HAS_PROPERTY(element, i);
7425
7426   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
7427     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
7428
7429   /* ---------- element settings: configure (custom elements) ------------- */
7430
7431   /* set accessible layer selectbox help value */
7432   custom_element.access_type =
7433     (IS_WALKABLE(element) ? EP_WALKABLE :
7434      IS_PASSABLE(element) ? EP_PASSABLE :
7435      custom_element.access_type);
7436   custom_element.access_layer =
7437     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
7438      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
7439      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
7440      custom_element.access_layer);
7441   custom_element.access_protected =
7442     (IS_PROTECTED(element) ? 1 : 0);
7443   custom_element_properties[EP_ACCESSIBLE] =
7444     (IS_ACCESSIBLE_OVER(element) ||
7445      IS_ACCESSIBLE_INSIDE(element) ||
7446      IS_ACCESSIBLE_UNDER(element));
7447
7448   /* set walk-to-object action selectbox help value */
7449   custom_element.walk_to_action =
7450     (IS_DIGGABLE(element) ? EP_DIGGABLE :
7451      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
7452      IS_DROPPABLE(element) ? EP_DROPPABLE :
7453      IS_THROWABLE(element) ? EP_THROWABLE :
7454      IS_PUSHABLE(element) ? EP_PUSHABLE :
7455      custom_element.walk_to_action);
7456   custom_element_properties[EP_WALK_TO_OBJECT] =
7457     (IS_DIGGABLE(element) ||
7458      IS_COLLECTIBLE_ONLY(element) ||
7459      IS_DROPPABLE(element) ||
7460      IS_THROWABLE(element) ||
7461      IS_PUSHABLE(element));
7462
7463   /* set smash targets selectbox help value */
7464   custom_element.smash_targets =
7465     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
7466      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
7467      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
7468      custom_element.smash_targets);
7469   custom_element_properties[EP_CAN_SMASH] =
7470     (CAN_SMASH_EVERYTHING(element) ||
7471      CAN_SMASH_ENEMIES(element) ||
7472      CAN_SMASH_PLAYER(element));
7473
7474   /* set deadliness selectbox help value */
7475   custom_element.deadliness =
7476     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
7477      DONT_GET_HIT_BY(element) ? EP_DONT_GET_HIT_BY :
7478      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
7479      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
7480      custom_element.deadliness);
7481   custom_element_properties[EP_DEADLY] =
7482     (DONT_TOUCH(element) ||
7483      DONT_GET_HIT_BY(element) ||
7484      DONT_COLLIDE_WITH(element) ||
7485      DONT_RUN_INTO(element));
7486
7487   /* ---------- element settings: advanced (custom elements) --------------- */
7488
7489   /* set "change by direct action" selectbox help value */
7490   custom_element_change.direct_action =
7491     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
7492      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
7493      HAS_CHANGE_EVENT(element, CE_SWITCHED_BY_PLAYER) ? CE_SWITCHED_BY_PLAYER :
7494      HAS_CHANGE_EVENT(element, CE_SNAPPED_BY_PLAYER) ? CE_SNAPPED_BY_PLAYER :
7495      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
7496      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
7497      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
7498      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
7499      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
7500      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
7501      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
7502      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
7503      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
7504      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
7505      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES) ? CE_VALUE_CHANGES :
7506      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES) ? CE_SCORE_CHANGES :
7507      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
7508      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO) ? CE_SCORE_GETS_ZERO :
7509      custom_element_change.direct_action);
7510
7511   /* set "change by other element action" selectbox help value */
7512   custom_element_change.other_action =
7513     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
7514      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
7515      HAS_CHANGE_EVENT(element, CE_PLAYER_SWITCHES_X) ? CE_PLAYER_SWITCHES_X :
7516      HAS_CHANGE_EVENT(element, CE_PLAYER_SNAPS_X) ? CE_PLAYER_SNAPS_X :
7517      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
7518      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
7519      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
7520      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
7521      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
7522      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
7523      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
7524      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
7525      HAS_CHANGE_EVENT(element, CE_DIGGING_X) ? CE_DIGGING_X :
7526      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
7527      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
7528      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
7529      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
7530      HAS_CHANGE_EVENT(element, CE_MOVE_OF_X) ? CE_MOVE_OF_X :
7531      HAS_CHANGE_EVENT(element, CE_CREATION_OF_X) ? CE_CREATION_OF_X :
7532      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES_OF_X) ? CE_VALUE_CHANGES_OF_X :
7533      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES_OF_X) ? CE_SCORE_CHANGES_OF_X :
7534      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
7535      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO_OF_X) ? CE_SCORE_GETS_ZERO_OF_X :
7536      custom_element_change.other_action);
7537 }
7538
7539 static void CopyGroupElementPropertiesToEditor(int element)
7540 {
7541   group_element_info = *element_info[element].group;
7542   custom_element = element_info[element];       /* needed for description */
7543 }
7544
7545 static void CopyClassicElementPropertiesToEditor(int element)
7546 {
7547   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
7548     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
7549       getMoveIntoAcidProperty(&level, element);
7550
7551   if (MAYBE_DONT_COLLIDE_WITH(element))
7552     custom_element_properties[EP_DONT_COLLIDE_WITH] =
7553       getDontCollideWithProperty(&level, element);
7554 }
7555
7556 static void CopyElementPropertiesToEditor(int element)
7557 {
7558   if (IS_CUSTOM_ELEMENT(element))
7559     CopyCustomElementPropertiesToEditor(element);
7560   else if (IS_GROUP_ELEMENT(element))
7561     CopyGroupElementPropertiesToEditor(element);
7562   else
7563     CopyClassicElementPropertiesToEditor(element);
7564 }
7565
7566 static void CopyCustomElementPropertiesToGame(int element)
7567 {
7568   int i;
7569   int access_type_and_layer;
7570
7571   /* mark that this custom element has been modified */
7572   custom_element.modified_settings = TRUE;
7573   level.changed = TRUE;
7574
7575   if (level.use_custom_template)
7576   {
7577     if (Request("Copy and modify level template?", REQ_ASK))
7578     {
7579       level.use_custom_template = FALSE;
7580       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
7581                    GDI_CHECKED, FALSE, GDI_END);
7582     }
7583     else
7584     {
7585       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
7586
7587       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
7588     }
7589   }
7590
7591   element_info[element] = custom_element;
7592   *element_info[element].change = custom_element_change;
7593
7594   /* ---------- element settings: configure (custom elements) ------------- */
7595
7596   /* set accessible property from checkbox and selectbox */
7597   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
7598   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
7599   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
7600   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
7601   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
7602   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
7603   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
7604                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
7605                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
7606   custom_element_properties[access_type_and_layer] =
7607     custom_element_properties[EP_ACCESSIBLE];
7608   custom_element_properties[EP_PROTECTED] =
7609     (custom_element.access_protected != 0 &&
7610      custom_element_properties[EP_ACCESSIBLE]);
7611
7612   /* set walk-to-object property from checkbox and selectbox */
7613   custom_element_properties[EP_DIGGABLE] = FALSE;
7614   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
7615   custom_element_properties[EP_DROPPABLE] = FALSE;
7616   custom_element_properties[EP_THROWABLE] = FALSE;
7617   custom_element_properties[EP_PUSHABLE] = FALSE;
7618   custom_element_properties[custom_element.walk_to_action] =
7619     custom_element_properties[EP_WALK_TO_OBJECT];
7620
7621   /* set smash property from checkbox and selectbox */
7622   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
7623   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
7624   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
7625   custom_element_properties[custom_element.smash_targets] =
7626     custom_element_properties[EP_CAN_SMASH];
7627
7628   /* set deadliness property from checkbox and selectbox */
7629   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
7630   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
7631   custom_element_properties[EP_DONT_GET_HIT_BY] = FALSE;
7632   custom_element_properties[EP_DONT_TOUCH] = FALSE;
7633   custom_element_properties[custom_element.deadliness] =
7634     custom_element_properties[EP_DEADLY];
7635
7636   /* ---------- element settings: advanced (custom elements) --------------- */
7637
7638   /* set player change event from checkbox and selectbox */
7639   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
7640   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
7641   custom_element_change_events[CE_SWITCHED_BY_PLAYER] = FALSE;
7642   custom_element_change_events[CE_SNAPPED_BY_PLAYER] = FALSE;
7643   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
7644   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
7645   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
7646   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
7647   custom_element_change_events[CE_SWITCHED] = FALSE;
7648   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
7649   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
7650   custom_element_change_events[CE_BLOCKED] = FALSE;
7651   custom_element_change_events[CE_IMPACT] = FALSE;
7652   custom_element_change_events[CE_SMASHED] = FALSE;
7653   custom_element_change_events[CE_VALUE_CHANGES] = FALSE;
7654   custom_element_change_events[CE_SCORE_CHANGES] = FALSE;
7655   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
7656   custom_element_change_events[CE_SCORE_GETS_ZERO] = FALSE;
7657   custom_element_change_events[custom_element_change.direct_action] =
7658     custom_element_change_events[CE_BY_DIRECT_ACTION];
7659
7660   /* set other element action change event from checkbox and selectbox */
7661   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
7662   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
7663   custom_element_change_events[CE_PLAYER_SWITCHES_X] = FALSE;
7664   custom_element_change_events[CE_PLAYER_SNAPS_X] = FALSE;
7665   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
7666   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
7667   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
7668   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
7669   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
7670   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
7671   custom_element_change_events[CE_TOUCHING_X] = FALSE;
7672   custom_element_change_events[CE_HITTING_X] = FALSE;
7673   custom_element_change_events[CE_DIGGING_X] = FALSE;
7674   custom_element_change_events[CE_HIT_BY_X] = FALSE;
7675   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
7676   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
7677   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
7678   custom_element_change_events[CE_MOVE_OF_X] = FALSE;
7679   custom_element_change_events[CE_CREATION_OF_X] = FALSE;
7680   custom_element_change_events[CE_VALUE_CHANGES_OF_X] = FALSE;
7681   custom_element_change_events[CE_SCORE_CHANGES_OF_X] = FALSE;
7682   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
7683   custom_element_change_events[CE_SCORE_GETS_ZERO_OF_X] = FALSE;
7684   custom_element_change_events[custom_element_change.other_action] =
7685     custom_element_change_events[CE_BY_OTHER_ACTION];
7686
7687   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
7688     SET_PROPERTY(element, i, custom_element_properties[i]);
7689
7690   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
7691     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
7692
7693   /* copy change events also to special level editor variable */
7694   custom_element = element_info[element];
7695   custom_element_change = *element_info[element].change;
7696 }
7697
7698 static void CopyGroupElementPropertiesToGame(int element)
7699 {
7700   element_info[element] = custom_element;
7701   *element_info[element].group = group_element_info;
7702
7703   /* mark that this group element has been modified */
7704   element_info[element].modified_settings = TRUE;
7705   level.changed = TRUE;
7706 }
7707
7708 static void CopyClassicElementPropertiesToGame(int element)
7709 {
7710   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
7711     setMoveIntoAcidProperty(&level, element,
7712                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
7713
7714   if (MAYBE_DONT_COLLIDE_WITH(element))
7715     setDontCollideWithProperty(&level, element,
7716                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
7717 }
7718
7719 static void CopyElementPropertiesToGame(int element)
7720 {
7721   if (IS_CUSTOM_ELEMENT(element))
7722     CopyCustomElementPropertiesToGame(element);
7723   else if (IS_GROUP_ELEMENT(element))
7724     CopyGroupElementPropertiesToGame(element);
7725   else
7726     CopyClassicElementPropertiesToGame(element);
7727 }
7728
7729 void CheckElementDescriptions()
7730 {
7731   int i;
7732
7733   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7734     if (getElementDescriptionFilename(i) == NULL && !IS_OBSOLETE(i))
7735       Error(ERR_WARN, "no element description for element '%s'", EL_NAME(i));
7736 }
7737
7738 void DrawLevelEd()
7739 {
7740   StopAnimation();
7741
7742   CloseDoor(DOOR_CLOSE_ALL);
7743
7744 #if 1
7745   FadeOut(REDRAW_FIELD);
7746 #endif
7747
7748 #if 1
7749   /* needed if different viewport properties defined for editor */
7750   ChangeViewportPropertiesIfNeeded();
7751 #endif
7752
7753   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
7754
7755 #if DEBUG
7756   CheckElementDescriptions();
7757 #endif
7758
7759   if (level_editor_test_game)
7760   {
7761     CopyPlayfield(level.field, Feld);
7762     CopyPlayfield(FieldBackup, level.field);
7763
7764     level_editor_test_game = FALSE;
7765   }
7766   else
7767   {
7768     edit_mode = ED_MODE_DRAWING;
7769     edit_mode_levelinfo = ED_MODE_LEVELINFO_LEVEL;
7770     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
7771
7772     ResetUndoBuffer();
7773
7774     level_xpos = -1;
7775     level_ypos = -1;
7776   }
7777
7778   /* copy default editor door content to main double buffer */
7779 #if 1
7780   BlitBitmap(graphic_info[IMG_BACKGROUND_PALETTE].bitmap, drawto,
7781              graphic_info[IMG_BACKGROUND_PALETTE].src_x,
7782              graphic_info[IMG_BACKGROUND_PALETTE].src_y,
7783              DXSIZE, DYSIZE, DX, DY);
7784 #else
7785   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
7786              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
7787 #endif
7788
7789 #if 0
7790   printf("::: %d, %d  /  %d, %d\n", VX, VY, EX, EY);
7791 #endif
7792
7793   /* draw bigger door */
7794   DrawSpecialEditorDoor();
7795
7796   /* draw new control window */
7797   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
7798              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
7799
7800   redraw_mask |= REDRAW_ALL;
7801
7802 #if 1
7803   FreeLevelEditorGadgets();
7804   CreateLevelEditorGadgets();
7805 #endif
7806
7807   ReinitializeElementList();            /* update dynamic level element list */
7808   ReinitializeElementListButtons();     /* custom element may look different */
7809
7810   InitElementPropertiesGfxElement();
7811
7812 #if 1
7813   UnmapAllGadgets();
7814 #else
7815   UnmapTapeButtons();
7816 #endif
7817   MapControlButtons();
7818
7819 #if 0
7820   FadeOut(REDRAW_FIELD);
7821 #endif
7822
7823   DrawEditModeWindow();
7824
7825 #if 1
7826   FadeIn(REDRAW_FIELD);
7827 #endif
7828
7829   /* copy actual editor door content to door double buffer for OpenDoor() */
7830   BlitBitmap(drawto, bitmap_db_door,
7831              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
7832
7833 #if 1
7834   /* draw new control window (with border) to window */
7835   redraw_mask |= REDRAW_ALL;
7836   BackToFront();
7837 #endif
7838
7839   OpenDoor(DOOR_OPEN_1);
7840 }
7841
7842 static void AdjustDrawingAreaGadgets()
7843 {
7844   int ed_xsize = lev_fieldx + 2;
7845   int ed_ysize = lev_fieldy + 2;
7846   int max_ed_fieldx = MAX_ED_FIELDX;
7847   int max_ed_fieldy = MAX_ED_FIELDY;
7848   boolean horizontal_scrollbar_needed;
7849   boolean vertical_scrollbar_needed;
7850   int x, y, width, height;
7851   int xoffset, yoffset;
7852
7853   /* check if we need any scrollbars */
7854   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7855   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
7856
7857   /* check if we have a smaller editor field because of scrollbars */
7858   if (horizontal_scrollbar_needed)
7859     max_ed_fieldy = MAX_ED_FIELDY - 1;
7860   if (vertical_scrollbar_needed)
7861     max_ed_fieldx = MAX_ED_FIELDX - 1;
7862
7863   /* check again if we now need more scrollbars because of less space */
7864   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7865   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
7866
7867   /* check if editor field gets even smaller after adding new scrollbars */
7868   if (horizontal_scrollbar_needed)
7869     max_ed_fieldy = MAX_ED_FIELDY - 1;
7870   if (vertical_scrollbar_needed)
7871     max_ed_fieldx = MAX_ED_FIELDX - 1;
7872
7873   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
7874   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
7875
7876   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
7877                GDI_WIDTH, ed_fieldx * MINI_TILEX,
7878                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
7879                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
7880                GDI_END);
7881
7882   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
7883   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
7884
7885 #if 1
7886   x = SX + scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
7887   y = SX + scrollbutton_pos[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
7888 #else
7889   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
7890   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
7891 #endif
7892
7893   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
7894   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
7895
7896 #if 1
7897   width  = scrollbar_pos[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
7898   height = scrollbar_pos[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
7899 #else
7900   width  = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
7901   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
7902 #endif
7903
7904   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
7905                GDI_WIDTH, width,
7906                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
7907                GDI_END);
7908   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
7909                GDI_HEIGHT, height,
7910                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
7911                GDI_END);
7912 }
7913
7914 static void AdjustLevelScrollPosition()
7915 {
7916   if (level_xpos < -1)
7917     level_xpos = -1;
7918   if (level_xpos > lev_fieldx - ed_fieldx + 1)
7919     level_xpos = lev_fieldx - ed_fieldx + 1;
7920   if (lev_fieldx < ed_fieldx - 2)
7921     level_xpos = -1;
7922
7923   if (level_ypos < -1)
7924     level_ypos = -1;
7925   if (level_ypos > lev_fieldy - ed_fieldy + 1)
7926     level_ypos = lev_fieldy - ed_fieldy + 1;
7927   if (lev_fieldy < ed_fieldy - 2)
7928     level_ypos = -1;
7929 }
7930
7931 static void AdjustEditorScrollbar(int id)
7932 {
7933   struct GadgetInfo *gi = level_editor_gadget[id];
7934   int items_max, items_visible, item_position;
7935
7936   if (id == GADGET_ID_SCROLL_HORIZONTAL)
7937   {
7938     items_max = MAX(lev_fieldx + 2, ed_fieldx);
7939     items_visible = ed_fieldx;
7940     item_position = level_xpos + 1;
7941   }
7942   else
7943   {
7944     items_max = MAX(lev_fieldy + 2, ed_fieldy);
7945     items_visible = ed_fieldy;
7946     item_position = level_ypos + 1;
7947   }
7948
7949   if (item_position > items_max - items_visible)
7950     item_position = items_max - items_visible;
7951
7952   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7953                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7954 }
7955
7956 static void AdjustElementListScrollbar()
7957 {
7958   struct GadgetInfo *gi = level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL];
7959   int items_max, items_visible, item_position;
7960
7961   /* correct position of element list scrollbar */
7962   if (element_shift < 0)
7963     element_shift = 0;
7964   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
7965     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
7966
7967   items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
7968   items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
7969   item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
7970
7971   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7972                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
7973                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7974 }
7975
7976 static void ModifyEditorCounterValue(int counter_id, int new_value)
7977 {
7978   int *counter_value = counterbutton_info[counter_id].value;
7979   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7980   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7981
7982   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
7983
7984   if (counter_value != NULL)
7985     *counter_value = gi->textinput.number_value;
7986 }
7987
7988 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
7989 {
7990   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7991   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7992
7993   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
7994
7995   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
7996       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
7997   {
7998     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
7999     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
8000
8001     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
8002     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_DISTANCE,GDI_END);
8003   }
8004 }
8005
8006 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
8007 {
8008   int gadget_id = selectbox_info[selectbox_id].gadget_id;
8009   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8010   int new_index_value = setSelectboxValue(selectbox_id, new_value);
8011
8012   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
8013 }
8014
8015 static void ModifyEditorSelectboxOptions(int selectbox_id,
8016                                          struct ValueTextInfo *options)
8017 {
8018   int gadget_id = selectbox_info[selectbox_id].gadget_id;
8019   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8020
8021   selectbox_info[selectbox_id].options = options;
8022
8023   /* set index to zero -- list may be shorter now (correct later, if needed) */
8024   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
8025                GDI_SELECTBOX_OPTIONS, options, GDI_END);
8026 }
8027
8028 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
8029 {
8030   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
8031   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8032
8033   drawingarea_info[drawingarea_id].area_xsize = xsize;
8034   drawingarea_info[drawingarea_id].area_ysize = ysize;
8035
8036   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
8037 }
8038
8039 static void ModifyEditorElementList()
8040 {
8041   int i;
8042
8043   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
8044   {
8045     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
8046     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8047     struct GadgetDesign *gd = &gi->deco.design;
8048     int element = editor_elements[element_shift + i];
8049
8050     UnmapGadget(gi);
8051
8052     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
8053     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
8054
8055     MapGadget(gi);
8056   }
8057 }
8058
8059 static void PickDrawingElement(int button, int element)
8060 {
8061   if (button < 1 || button > 3)
8062     return;
8063
8064   if (button == 1)
8065   {
8066     new_element1 = element;
8067     DrawMiniGraphicExt(drawto,
8068                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
8069                        el2edimg(new_element1));
8070   }
8071   else if (button == 2)
8072   {
8073     new_element2 = element;
8074     DrawMiniGraphicExt(drawto,
8075                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
8076                        el2edimg(new_element2));
8077   }
8078   else
8079   {
8080     new_element3 = element;
8081     DrawMiniGraphicExt(drawto,
8082                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
8083                        el2edimg(new_element3));
8084   }
8085
8086   redraw_mask |= REDRAW_DOOR_1;
8087 }
8088
8089 static void RedrawDrawingElements()
8090 {
8091   PickDrawingElement(1, new_element1);
8092   PickDrawingElement(2, new_element2);
8093   PickDrawingElement(3, new_element3);
8094 }
8095
8096 static void DrawDrawingWindow()
8097 {
8098   stick_element_properties_window = FALSE;
8099
8100   SetMainBackgroundImage(IMG_UNDEFINED);
8101   ClearField();
8102
8103   UnmapLevelEditorFieldGadgets();
8104   UnmapLevelEditorToolboxCustomGadgets();
8105
8106   AdjustDrawingAreaGadgets();
8107   AdjustLevelScrollPosition();
8108   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
8109   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
8110
8111   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8112
8113   MapMainDrawingArea();
8114   MapLevelEditorToolboxDrawingGadgets();
8115 }
8116
8117 static int getTabulatorBarWidth()
8118 {
8119   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
8120   struct GadgetInfo *gd_gi4 = level_editor_gadget[GADGET_ID_PROPERTIES_CHANGE];
8121
8122   return gd_gi4->x - gd_gi1->x + gd_gi4->width;
8123 }
8124
8125 static void DrawLevelInfoTabulatorGadgets()
8126 {
8127   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_LEVELINFO_LEVEL];
8128   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
8129   int gd_x = gd->x + gd_gi1->border.width / 2;
8130   int gd_y = gd->y + gd_gi1->height - 1;
8131   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
8132   int id_first = ED_TEXTBUTTON_ID_LEVELINFO_LEVEL;
8133   int id_last  = ED_TEXTBUTTON_ID_LEVELINFO_EDITOR;
8134 #if 1
8135 #else
8136   int max_tabs = 2;
8137 #endif
8138   int i;
8139
8140   for (i = id_first; i <= id_last; i++)
8141   {
8142     int gadget_id = textbutton_info[i].gadget_id;
8143     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8144     boolean active = (i != edit_mode_levelinfo);
8145
8146     /* draw background line below tabulator button */
8147     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
8148
8149     /* draw solid line below inactive tabulator buttons */
8150     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
8151       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, tab_color);
8152
8153     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
8154     MapTextbuttonGadget(i);
8155   }
8156
8157 #if 1
8158   /* draw little border line below tabulator buttons */
8159   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8160     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
8161                   getTabulatorBarWidth(), ED_GADGET_DISTANCE,
8162                   tab_color);
8163 #else
8164   /* draw little border line below tabulator buttons */
8165   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8166     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
8167                   max_tabs * gd_gi1->width + (max_tabs -1) * ED_GADGET_DISTANCE,
8168                   ED_GADGET_DISTANCE, tab_color);
8169 #endif
8170 }
8171
8172 static void DrawPropertiesTabulatorGadgets()
8173 {
8174   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
8175   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
8176   int gd_x = gd->x + gd_gi1->border.width / 2;
8177   int gd_y = gd->y + gd_gi1->height - 1;
8178   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
8179   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
8180   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
8181 #if 1
8182 #else
8183   int max_tabs = 4;
8184 #endif
8185   int i;
8186
8187   /* draw two config tabulators for player elements */
8188   if (ELEM_IS_PLAYER(properties_element))
8189     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2;
8190
8191   /* draw two config and one "change" tabulator for custom elements */
8192   if (IS_CUSTOM_ELEMENT(properties_element))
8193     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
8194
8195   for (i = id_first; i <= id_last; i++)
8196   {
8197     int gadget_id = textbutton_info[i].gadget_id;
8198     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
8199     boolean active = (i != edit_mode_properties);
8200
8201     /* use "config 1" and "config 2" instead of "config" for players and CEs */
8202     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
8203         (ELEM_IS_PLAYER(properties_element) ||
8204          IS_CUSTOM_ELEMENT(properties_element)))
8205       continue;
8206
8207     /* draw background line below tabulator button */
8208     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
8209
8210     /* draw solid line below inactive tabulator buttons */
8211     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
8212       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, tab_color);
8213
8214     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
8215     MapTextbuttonGadget(i);
8216   }
8217
8218 #if 1
8219   /* draw little border line below tabulator buttons */
8220   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8221     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
8222                   getTabulatorBarWidth(), ED_GADGET_DISTANCE,
8223                   tab_color);
8224 #else
8225   /* draw little border line below tabulator buttons */
8226   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
8227     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
8228                   max_tabs * gd_gi1->width + (max_tabs -1) * ED_GADGET_DISTANCE,
8229                   ED_GADGET_DISTANCE, tab_color);
8230 #endif
8231 }
8232
8233 static void DrawLevelInfoLevel()
8234 {
8235   int i;
8236
8237   /* draw counter gadgets */
8238   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
8239     MapCounterButtons(i);
8240
8241   /* draw selectbox gadgets */
8242   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
8243     MapSelectboxGadget(i);
8244
8245   /* draw text input gadgets */
8246   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
8247     MapTextInputGadget(i);
8248 }
8249
8250 static void DrawLevelInfoEditor()
8251 {
8252   int i;
8253
8254   /* draw counter gadgets */
8255   for (i = ED_COUNTER_ID_EDITOR_FIRST; i <= ED_COUNTER_ID_EDITOR_LAST; i++)
8256     MapCounterButtons(i);
8257
8258   /* draw checkbutton gadgets */
8259   for (i=ED_CHECKBUTTON_ID_EDITOR_FIRST; i<= ED_CHECKBUTTON_ID_EDITOR_LAST; i++)
8260     MapCheckbuttonGadget(i);
8261
8262   /* draw radiobutton gadgets */
8263   for (i=ED_RADIOBUTTON_ID_EDITOR_FIRST; i<= ED_RADIOBUTTON_ID_EDITOR_LAST; i++)
8264     MapRadiobuttonGadget(i);
8265
8266   /* draw drawing area */
8267   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
8268 }
8269
8270 static void DrawLevelInfoWindow()
8271 {
8272   stick_element_properties_window = FALSE;
8273
8274   UnmapLevelEditorFieldGadgets();
8275
8276   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
8277   ClearField();
8278
8279 #if 1
8280 #if 1
8281   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Global Settings");
8282 #else
8283   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Level Settings");
8284   DrawTextSCentered(ED_SETTINGS2_YPOS, FONT_TITLE_1, "Editor Settings");
8285 #endif
8286 #else
8287   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
8288            "Level Settings", FONT_TITLE_1);
8289   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
8290            "Editor Settings", FONT_TITLE_1);
8291 #endif
8292
8293   DrawLevelInfoTabulatorGadgets();
8294
8295   if (edit_mode_levelinfo == ED_MODE_LEVELINFO_LEVEL)
8296     DrawLevelInfoLevel();
8297   else  /* (edit_mode_levelinfo == ED_MODE_LEVELINFO_EDITOR) */
8298     DrawLevelInfoEditor();
8299 }
8300
8301 static void DrawCustomContentArea()
8302 {
8303   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
8304   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
8305   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
8306   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
8307   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
8308   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
8309
8310   /* add distance for potential left text (without drawing area border) */
8311   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
8312
8313   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
8314
8315   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
8316 }
8317
8318 static void DrawCustomChangeContentArea()
8319 {
8320   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
8321   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
8322   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
8323   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
8324   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
8325   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
8326
8327   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
8328
8329   MapDrawingArea(id);
8330 }
8331
8332 static void DrawYamYamContentAreas()
8333 {
8334   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
8335   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
8336   int i;
8337
8338   /* display counter to choose number of element content areas */
8339   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
8340
8341   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
8342   {
8343     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
8344
8345     if (i < level.num_yamyam_contents)
8346     {
8347       MapDrawingArea(id);
8348     }
8349     else
8350     {
8351       int font_height = getFontHeight(FONT_TEXT_1);
8352
8353       UnmapDrawingArea(id);
8354
8355       /* delete content areas in case of reducing number of them */
8356       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
8357                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
8358                      4 * MINI_TILEX,
8359                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
8360     }
8361   }
8362
8363   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
8364   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
8365   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
8366 }
8367
8368 static void DrawMagicBallContentAreas()
8369 {
8370   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
8371   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
8372   int i;
8373
8374   /* display counter to choose number of element content areas */
8375   MapCounterButtons(ED_COUNTER_ID_BALL_CONTENT);
8376
8377   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
8378   {
8379     int id = ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i;
8380
8381     if (i < level.num_ball_contents)
8382     {
8383       MapDrawingArea(id);
8384     }
8385     else
8386     {
8387       int font_height = getFontHeight(FONT_TEXT_1);
8388
8389       UnmapDrawingArea(id);
8390
8391       /* delete content areas in case of reducing number of them */
8392       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
8393                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
8394                      4 * MINI_TILEX,
8395                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
8396     }
8397   }
8398
8399   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
8400   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
8401   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
8402 }
8403
8404 static void DrawAndroidElementArea(int element)
8405 {
8406   int num_elements = level.num_android_clone_elements;
8407   int id = ED_DRAWING_ID_ANDROID_CONTENT;
8408   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
8409   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
8410   int xsize = MAX_ANDROID_ELEMENTS;
8411   int ysize = 1;
8412
8413   /* display counter to choose number of element areas */
8414   MapCounterButtons(ED_COUNTER_ID_ANDROID_CONTENT);
8415
8416   if (drawingarea_info[id].text_left != NULL)
8417     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
8418
8419   UnmapDrawingArea(id);
8420
8421   ModifyEditorDrawingArea(id, num_elements, 1);
8422
8423   /* delete content areas in case of reducing number of them */
8424   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
8425
8426   MapDrawingArea(id);
8427 }
8428
8429 static void DrawGroupElementArea(int element)
8430 {
8431   int num_elements = group_element_info.num_elements;
8432   int id = ED_DRAWING_ID_GROUP_CONTENT;
8433   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
8434   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
8435   int xsize = MAX_ELEMENTS_IN_GROUP;
8436   int ysize = 1;
8437
8438   if (drawingarea_info[id].text_left != NULL)
8439     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
8440
8441   UnmapDrawingArea(id);
8442
8443   ModifyEditorDrawingArea(id, num_elements, 1);
8444
8445   /* delete content areas in case of reducing number of them */
8446   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
8447
8448   MapDrawingArea(id);
8449 }
8450
8451 static void DrawPlayerInitialInventoryArea(int element)
8452 {
8453   int player_nr = GET_PLAYER_NR(element);
8454   int num_elements = level.initial_inventory_size[player_nr];
8455   int id = ED_DRAWING_ID_INVENTORY_CONTENT;
8456   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
8457   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
8458   int xsize = MAX_INITIAL_INVENTORY_SIZE;
8459   int ysize = 1;
8460
8461   /* determine horizontal position to the right of specified gadget */
8462   if (drawingarea_info[id].gadget_id_align != GADGET_ID_NONE)
8463     sx += (right_gadget_border[drawingarea_info[id].gadget_id_align] +
8464            ED_DRAWINGAREA_TEXT_DISTANCE);
8465
8466   /* determine horizontal offset for leading text */
8467   if (drawingarea_info[id].text_left != NULL)
8468     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
8469
8470   UnmapDrawingArea(id);
8471
8472   ModifyEditorDrawingArea(id, num_elements, 1);
8473
8474   /* delete content areas in case of reducing number of them */
8475   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
8476
8477   MapDrawingArea(id);
8478 }
8479
8480 static void DrawEnvelopeTextArea(int envelope_nr)
8481 {
8482   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
8483   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
8484
8485   UnmapGadget(gi);
8486   DrawBackground(gi->x, gi->y, gi->width, gi->height);
8487
8488   if (envelope_nr != -1)
8489     textarea_info[id].value = level.envelope[envelope_nr].text;
8490
8491   ModifyGadget(gi, GDI_AREA_SIZE,
8492                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
8493                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
8494                GDI_END);
8495
8496   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
8497 }
8498
8499 static boolean PrintInfoText(char *text, int font_nr, int start_line)
8500 {
8501   int font_height = getFontHeight(font_nr);
8502   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
8503   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
8504   int sx = SX + pad_x;
8505   int sy = SY + pad_y;
8506   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
8507
8508   if (start_line >= max_lines_per_screen)
8509     return FALSE;
8510
8511   DrawText(sx, sy + start_line * font_height, text, font_nr);
8512
8513   return TRUE;
8514 }
8515
8516 static int PrintElementDescriptionFromFile(char *filename, int start_line)
8517 {
8518   int font_nr = FONT_TEXT_2;
8519   int font_width = getFontWidth(font_nr);
8520   int font_height = getFontHeight(font_nr);
8521   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
8522   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
8523   int sx = SX + pad_x;
8524   int sy = SY + pad_y + start_line * font_height;
8525   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
8526   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
8527
8528   return DrawTextFile(sx, sy, filename, font_nr, max_chars_per_line, -1,
8529                       max_lines_per_screen, 0, -1, TRUE, FALSE, FALSE);
8530 }
8531
8532 static void DrawPropertiesInfo()
8533 {
8534   static struct
8535   {
8536     int value;
8537     char *text;
8538   }
8539   properties[] =
8540   {
8541     /* configurable properties */
8542
8543     { EP_WALKABLE_OVER,         "- player can walk over it"             },
8544     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
8545     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
8546     { EP_PASSABLE_OVER,         "- player can pass over it"             },
8547     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
8548     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
8549     { EP_PROTECTED,             "- player is protected by it"           },
8550
8551     { EP_DIGGABLE,              "- can be digged away"                  },
8552     { EP_COLLECTIBLE,           "- can be collected"                    },
8553     { EP_DROPPABLE,             "- can be dropped after collecting"     },
8554     { EP_THROWABLE,             "- can be thrown after collecting"      },
8555     { EP_PUSHABLE,              "- can be pushed"                       },
8556
8557     { EP_CAN_FALL,              "- can fall"                            },
8558     { EP_CAN_MOVE,              "- can move"                            },
8559
8560     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
8561 #if 0
8562     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
8563 #endif
8564     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
8565
8566     { EP_SLIPPERY,              "- slippery for falling elements"       },
8567     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
8568
8569     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
8570     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
8571     { EP_DONT_GET_HIT_BY,       "- deadly when getting hit by"          },
8572     { EP_DONT_TOUCH,            "- deadly when touching"                },
8573
8574     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
8575
8576     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
8577     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
8578     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
8579
8580     { EP_CAN_CHANGE,            "- can change to other element"         },
8581
8582     /* pre-defined properties */
8583     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
8584     { EP_CAN_PASS_DC_MAGIC_WALL,"- can pass magic walls (DC style)"     },
8585     { EP_SWITCHABLE,            "- can be switched"                     },
8586 #if 0
8587     { EP_HAS_EDITOR_CONTENT,    "- can contain other elements"          },
8588 #endif
8589
8590     { -1,                       NULL                                    }
8591   };
8592   char *filename = getElementDescriptionFilename(properties_element);
8593   char *percentage_text = "In this level:";
8594   char *properties_text = "Standard properties:";
8595   float percentage;
8596   int num_elements_in_level;
8597   int num_standard_properties = 0;
8598   int font1_nr = FONT_TEXT_1;
8599   int font2_nr = FONT_TEXT_2;
8600   int font1_width = getFontWidth(font1_nr);
8601   int font2_height = getFontHeight(font2_nr);
8602   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
8603   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
8604   int screen_line = 0;
8605   int i, x, y;
8606
8607   if (setup.editor.show_element_token)
8608   {
8609     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
8610               "[%s]", element_info[properties_element].token_name);
8611     screen_line++;
8612   }
8613
8614   /* ----- print number of elements / percentage of this element in level */
8615
8616   num_elements_in_level = 0;
8617   for (y = 0; y < lev_fieldy; y++)
8618     for (x = 0; x < lev_fieldx; x++)
8619       if (Feld[x][y] == properties_element)
8620         num_elements_in_level++;
8621   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
8622
8623   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
8624             percentage_text);
8625   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
8626             pad_y + screen_line++ * font2_height, font2_nr,
8627             "%d (%.2f%%)", num_elements_in_level, percentage);
8628
8629   screen_line++;
8630
8631   /* ----- print standard properties of this element */
8632
8633   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
8634             properties_text);
8635
8636   for (i = 0; properties[i].value != -1; i++)
8637   {
8638     if (!HAS_PROPERTY(properties_element, properties[i].value))
8639       continue;
8640
8641     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
8642               properties[i].text);
8643     num_standard_properties++;
8644   }
8645
8646   if (num_standard_properties == 0)
8647     DrawTextS(pad_x + strlen(properties_text) * font1_width,
8648               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
8649
8650   screen_line++;
8651
8652   /* ----- print special description of this element */
8653
8654   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
8655   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
8656     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
8657 }
8658
8659 #define TEXT_COLLECTING         "Score for collecting"
8660 #define TEXT_SMASHING           "Score for smashing"
8661 #define TEXT_SLURPING           "Score for slurping robot"
8662 #define TEXT_CRACKING           "Score for cracking"
8663 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
8664 #define TEXT_DURATION           "Duration when activated"
8665 #define TEXT_BALL_DELAY         "Element generation delay"
8666 #define TEXT_MOVE_SPEED         "Speed of android moving"
8667 #define TEXT_CLONE_SPEED        "Speed of android cloning"
8668 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
8669 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
8670 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
8671 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
8672 #define TEXT_TIME_BONUS         "Extra time to solve level"
8673
8674 static struct
8675 {
8676   int element;
8677   int *value;
8678   char *text;
8679 } elements_with_counter[] =
8680 {
8681   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
8682   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
8683   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
8684   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
8685   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
8686   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
8687   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
8688   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
8689   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
8690   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
8691   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
8692   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
8693   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
8694   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
8695   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
8696   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
8697   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
8698   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
8699   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
8700   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
8701   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8702   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8703   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8704   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8705   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8706   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8707   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8708   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8709   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8710   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8711   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8712   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8713   { EL_YAMYAM_LEFT,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8714   { EL_YAMYAM_RIGHT,    &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8715   { EL_YAMYAM_UP,       &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8716   { EL_YAMYAM_DOWN,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8717   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8718   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
8719   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
8720   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
8721   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
8722   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
8723   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
8724   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
8725   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8726   { EL_EM_DYNAMITE,     &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8727   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
8728   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8729   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8730   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8731   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8732   { EL_EXTRA_TIME,      &level.extra_time_score,        TEXT_COLLECTING },
8733   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
8734   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
8735   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
8736   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
8737   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
8738   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
8739   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
8740   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
8741   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
8742   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
8743   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
8744   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
8745   { EL_DC_KEY_WHITE,    &level.score[SC_KEY],           TEXT_COLLECTING },
8746   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8747   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8748   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8749   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8750   { EL_EMC_DRIPPER,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8751   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
8752   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8753   { EL_DC_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8754   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
8755
8756   { EL_TIMEGATE_SWITCH,   &level.time_timegate,         TEXT_DURATION   },
8757   { EL_DC_TIMEGATE_SWITCH,&level.time_timegate,         TEXT_DURATION   },
8758   { EL_LIGHT_SWITCH,    &level.time_light,              TEXT_DURATION   },
8759   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
8760   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
8761   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
8762   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
8763   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
8764   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
8765   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
8766   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
8767   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
8768   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
8769   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
8770   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
8771   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
8772
8773   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
8774   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
8775   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
8776   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
8777   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
8778   { EL_SPRING,          &level.slurp_score,             TEXT_SLURPING   },
8779   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
8780   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
8781
8782   { -1,                 NULL,                           NULL            }
8783 };
8784
8785 static boolean checkPropertiesConfig(int element)
8786 {
8787   int i;
8788
8789   if (IS_GEM(element) ||
8790       IS_CUSTOM_ELEMENT(element) ||
8791       IS_GROUP_ELEMENT(element) ||
8792       IS_ENVELOPE(element) ||
8793       ELEM_IS_PLAYER(element) ||
8794       HAS_EDITOR_CONTENT(element) ||
8795       CAN_GROW(element) ||
8796       COULD_MOVE_INTO_ACID(element) ||
8797       MAYBE_DONT_COLLIDE_WITH(element) ||
8798       element == EL_SOKOBAN_OBJECT ||
8799       element == EL_SOKOBAN_FIELD_EMPTY ||
8800       element == EL_SOKOBAN_FIELD_FULL)
8801     return TRUE;
8802   else
8803     for (i = 0; elements_with_counter[i].element != -1; i++)
8804       if (elements_with_counter[i].element == element)
8805         return TRUE;
8806
8807   return FALSE;
8808 }
8809
8810 static void DrawPropertiesConfig()
8811 {
8812   int max_num_element_counters = 4;
8813   int num_element_counters = 0;
8814   int i;
8815
8816   if (!checkPropertiesConfig(properties_element))
8817   {
8818     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
8819
8820     return;
8821   }
8822
8823   /* check if there are elements where a value can be chosen for */
8824   for (i = 0; elements_with_counter[i].element != -1; i++)
8825   {
8826     if (elements_with_counter[i].element == properties_element)
8827     {
8828       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
8829
8830       counterbutton_info[counter_id].y =
8831         ED_ELEMENT_SETTINGS_YPOS(
8832                 (HAS_EDITOR_CONTENT(properties_element)      ? 1 : 0) +
8833                 (CAN_GROW(properties_element)                ? 1 : 0) +
8834                 (COULD_MOVE_INTO_ACID(properties_element)    ? 1 : 0) +
8835                 (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0) +
8836                 (properties_element == EL_EMC_MAGIC_BALL     ? 2 : 0) +
8837                 num_element_counters);
8838
8839       counterbutton_info[counter_id].value = elements_with_counter[i].value;
8840       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
8841
8842       if (properties_element == EL_GAME_OF_LIFE ||
8843           properties_element == EL_BIOMAZE)
8844       {
8845         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
8846         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
8847       }
8848       else
8849       {
8850         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
8851         counterbutton_info[counter_id].min_value = MIN_SCORE;
8852         counterbutton_info[counter_id].max_value = MAX_SCORE;
8853       }
8854
8855       MapCounterButtons(counter_id);
8856
8857       num_element_counters++;
8858       if (num_element_counters >= max_num_element_counters)
8859         break;
8860     }
8861   }
8862
8863   if (HAS_EDITOR_CONTENT(properties_element))
8864   {
8865     /* draw stickybutton gadget */
8866     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8867
8868     if (IS_AMOEBOID(properties_element))
8869       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
8870     else if (properties_element == EL_YAMYAM ||
8871              properties_element == EL_YAMYAM_LEFT ||
8872              properties_element == EL_YAMYAM_RIGHT ||
8873              properties_element == EL_YAMYAM_UP ||
8874              properties_element == EL_YAMYAM_DOWN)
8875       DrawYamYamContentAreas();
8876     else if (properties_element == EL_EMC_MAGIC_BALL)
8877     {
8878       DrawMagicBallContentAreas();
8879
8880       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT);
8881       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_BALL_STATE);
8882     }
8883     else if (properties_element == EL_EMC_ANDROID)
8884       DrawAndroidElementArea(properties_element);
8885   }
8886
8887   if (ELEM_IS_PLAYER(properties_element))
8888   {
8889     int player_nr = GET_PLAYER_NR(properties_element);
8890
8891     /* these properties can be set for every player individually */
8892
8893     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
8894     {
8895       drawingarea_info[ED_DRAWING_ID_START_ELEMENT].value =
8896         &level.start_element[player_nr];
8897       drawingarea_info[ED_DRAWING_ID_ARTWORK_ELEMENT].value =
8898         &level.artwork_element[player_nr];
8899       drawingarea_info[ED_DRAWING_ID_EXPLOSION_ELEMENT].value =
8900         &level.explosion_element[player_nr];
8901
8902       checkbutton_info[ED_CHECKBUTTON_ID_USE_START_ELEMENT].value =
8903         &level.use_start_element[player_nr];
8904       checkbutton_info[ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT].value =
8905         &level.use_artwork_element[player_nr];
8906       checkbutton_info[ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT].value =
8907         &level.use_explosion_element[player_nr];
8908       checkbutton_info[ED_CHECKBUTTON_ID_INITIAL_GRAVITY].value =
8909         &level.initial_player_gravity[player_nr];
8910
8911       selectbox_info[ED_SELECTBOX_ID_PLAYER_SPEED].value =
8912         &level.initial_player_stepsize[player_nr];
8913
8914       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
8915       MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
8916                            ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
8917                            ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
8918       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD);
8919       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING);
8920       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
8921       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SHIFTED_RELOCATION);
8922       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_START_ELEMENT);
8923       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT);
8924       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT);
8925       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_GRAVITY);
8926       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
8927
8928       MapDrawingArea(ED_DRAWING_ID_START_ELEMENT);
8929       MapDrawingArea(ED_DRAWING_ID_ARTWORK_ELEMENT);
8930       MapDrawingArea(ED_DRAWING_ID_EXPLOSION_ELEMENT);
8931
8932       MapSelectboxGadget(ED_SELECTBOX_ID_PLAYER_SPEED);
8933     }
8934     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
8935     {
8936       drawingarea_info[ED_DRAWING_ID_INVENTORY_CONTENT].value =
8937         &level.initial_inventory_content[player_nr][0];
8938
8939       counterbutton_info[ED_COUNTER_ID_INVENTORY_SIZE].value =
8940         &level.initial_inventory_size[player_nr];
8941
8942       checkbutton_info[ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY].value =
8943         &level.use_initial_inventory[player_nr];
8944
8945       /* draw checkbutton gadgets */
8946       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY);
8947
8948       /* draw counter gadgets */
8949       MapCounterButtons(ED_COUNTER_ID_INVENTORY_SIZE);
8950
8951       /* draw drawing area gadgets */
8952       DrawPlayerInitialInventoryArea(properties_element);
8953     }
8954   }
8955
8956   if (IS_GEM(properties_element))
8957     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
8958
8959   if (properties_element == EL_EM_DYNAMITE)
8960     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE);
8961
8962   if (COULD_MOVE_INTO_ACID(properties_element) &&
8963       !ELEM_IS_PLAYER(properties_element) &&
8964       (!IS_CUSTOM_ELEMENT(properties_element) ||
8965        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
8966   {
8967     /* set position for checkbutton for "can move into acid" */
8968     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
8969       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
8970     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
8971       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
8972                        HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8973
8974     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
8975   }
8976
8977   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
8978     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
8979
8980   if (properties_element == EL_SPRING)
8981     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
8982
8983   if (properties_element == EL_TIME_ORB_FULL)
8984     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
8985
8986   if (CAN_GROW(properties_element))
8987   {
8988     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
8989       ED_ELEMENT_SETTINGS_YPOS(HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8990
8991     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
8992   }
8993
8994   if (properties_element == EL_SOKOBAN_OBJECT ||
8995       properties_element == EL_SOKOBAN_FIELD_EMPTY ||
8996       properties_element == EL_SOKOBAN_FIELD_FULL)
8997     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_AUTO_EXIT_SOKOBAN);
8998
8999   if (IS_ENVELOPE(properties_element))
9000   {
9001     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
9002     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
9003     int button1_id = ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP;
9004     int button2_id = ED_CHECKBUTTON_ID_ENVELOPE_CENTERED;
9005     int envelope_nr = properties_element - EL_ENVELOPE_1;
9006
9007     counterbutton_info[counter1_id].value = &level.envelope[envelope_nr].xsize;
9008     counterbutton_info[counter2_id].value = &level.envelope[envelope_nr].ysize;
9009
9010     checkbutton_info[button1_id].value = &level.envelope[envelope_nr].autowrap;
9011     checkbutton_info[button2_id].value = &level.envelope[envelope_nr].centered;
9012
9013     /* display counter to choose size of envelope text area */
9014     MapCounterButtons(counter1_id);
9015     MapCounterButtons(counter2_id);
9016
9017     /* display checkbuttons to choose auto-wrap and alignment properties */
9018     MapCheckbuttonGadget(button1_id);
9019     MapCheckbuttonGadget(button2_id);
9020
9021     DrawEnvelopeTextArea(envelope_nr);
9022   }
9023
9024   if (IS_CUSTOM_ELEMENT(properties_element))
9025   {
9026     /* draw stickybutton gadget */
9027     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
9028
9029     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
9030     {
9031       /* draw checkbutton gadgets */
9032       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
9033            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
9034         MapCheckbuttonGadget(i);
9035
9036       /* draw counter gadgets */
9037       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
9038            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
9039         MapCounterButtons(i);
9040
9041       /* draw selectbox gadgets */
9042       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
9043            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
9044         MapSelectboxGadget(i);
9045
9046       /* draw textbutton gadgets */
9047       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
9048
9049       /* draw text input gadgets */
9050       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
9051
9052       /* draw drawing area gadgets */
9053       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
9054     }
9055     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
9056     {
9057       /* draw checkbutton gadgets */
9058       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
9059            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
9060         MapCheckbuttonGadget(i);
9061
9062       /* draw counter gadgets */
9063       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
9064            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
9065         MapCounterButtons(i);
9066
9067       /* draw selectbox gadgets */
9068       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
9069            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
9070         MapSelectboxGadget(i);
9071
9072       /* draw drawing area gadgets */
9073       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
9074       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
9075       DrawCustomContentArea();
9076     }
9077   }
9078   else if (IS_GROUP_ELEMENT(properties_element))
9079   {
9080     /* draw stickybutton gadget */
9081     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
9082
9083     /* draw checkbutton gadgets */
9084     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
9085     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
9086
9087     /* draw counter gadgets */
9088     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
9089
9090     /* draw selectbox gadgets */
9091     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
9092
9093     /* draw textbutton gadgets */
9094     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
9095
9096     /* draw drawing area gadgets */
9097     DrawGroupElementArea(properties_element);
9098
9099     /* draw text input gadgets */
9100     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
9101
9102     /* draw drawing area gadgets */
9103     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
9104   }
9105 }
9106
9107 static void DrawPropertiesChangeDrawingAreas()
9108 {
9109   if (IS_CUSTOM_ELEMENT(properties_element))
9110   {
9111     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
9112     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
9113     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_ACTION);
9114
9115     DrawCustomChangeContentArea();
9116   }
9117
9118   redraw_mask |= REDRAW_FIELD;
9119 }
9120
9121 static void DrawPropertiesChange()
9122 {
9123   int i;
9124
9125   /* needed to initially set selectbox options for special action options */
9126   setSelectboxSpecialActionOptions();
9127
9128   /* draw stickybutton gadget */
9129   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
9130
9131   /* draw checkbutton gadgets */
9132   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
9133        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
9134     MapCheckbuttonGadget(i);
9135
9136   /* draw counter gadgets */
9137   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
9138        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
9139     MapCounterButtons(i);
9140
9141   /* draw selectbox gadgets */
9142   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
9143        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
9144     MapSelectboxGadget(i);
9145
9146   /* draw textbutton gadgets */
9147   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
9148        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
9149     MapTextbuttonGadget(i);
9150
9151   /* draw graphicbutton gadgets */
9152   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
9153        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
9154     MapGraphicbuttonGadget(i);
9155
9156   /* draw drawing area gadgets */
9157   DrawPropertiesChangeDrawingAreas();
9158 }
9159
9160 static void DrawEditorElementAnimation(int x, int y)
9161 {
9162   int graphic = el2img(properties_element);
9163   int frame = (ANIM_MODE(graphic) == ANIM_CE_VALUE ?
9164                custom_element.ce_value_fixed_initial :
9165                ANIM_MODE(graphic) == ANIM_CE_SCORE ?
9166                custom_element.collect_score_initial : FrameCounter);
9167
9168   DrawFixedGraphicAnimationExt(drawto, x, y, graphic, frame, NO_MASKING);
9169 }
9170
9171 static void DrawEditorElementName(int x, int y, int element)
9172 {
9173   char *element_name = getElementInfoText(element);
9174   int font_nr = FONT_TEXT_1;
9175   int font_width = getFontWidth(font_nr);
9176   int font_height = getFontHeight(font_nr);
9177   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
9178   int max_chars_per_line = max_text_width / font_width;
9179   char buffer[max_chars_per_line + 1];
9180
9181   if (strlen(element_name) <= max_chars_per_line)
9182     DrawTextS(x, y, font_nr, element_name);
9183   else
9184   {
9185     int next_pos = max_chars_per_line;
9186
9187     strncpy(buffer, element_name, max_chars_per_line);
9188     buffer[max_chars_per_line] = '\0';
9189
9190     if (element_name[max_chars_per_line] == ' ')
9191       next_pos++;
9192     else
9193     {
9194       int i;
9195
9196       for (i = max_chars_per_line - 1; i >= 0; i--)
9197         if (buffer[i] == ' ')
9198           break;
9199
9200       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
9201       {
9202         buffer[i] = '\0';
9203         next_pos = i + 1;
9204       }
9205     }
9206
9207     DrawTextS(x, y - font_height / 2, font_nr, buffer);
9208
9209     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
9210     buffer[max_chars_per_line] = '\0';
9211
9212     DrawTextS(x, y + font_height / 2, font_nr, buffer);
9213   }
9214 }
9215
9216 static void DrawPropertiesWindow()
9217 {
9218   int xstart = 2;
9219   int ystart = 4;
9220
9221   stick_element_properties_window = FALSE;
9222
9223   /* make sure that previous properties edit mode exists for this element */
9224   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG_2 &&
9225       !IS_CUSTOM_ELEMENT(properties_element))
9226     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_2;
9227
9228   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
9229       !ELEM_IS_PLAYER(properties_element) &&
9230       !IS_CUSTOM_ELEMENT(properties_element))
9231     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
9232
9233   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
9234       (ELEM_IS_PLAYER(properties_element) ||
9235        IS_CUSTOM_ELEMENT(properties_element)))
9236     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
9237
9238   CopyElementPropertiesToEditor(properties_element);
9239
9240   UnmapLevelEditorFieldGadgets();
9241   UnmapLevelEditorToolboxDrawingGadgets();
9242   UnmapLevelEditorToolboxCustomGadgets();
9243
9244   if (IS_CUSTOM_ELEMENT(properties_element) ||
9245       IS_GROUP_ELEMENT(properties_element))
9246     MapLevelEditorToolboxCustomGadgets();
9247
9248   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
9249   ClearField();
9250
9251 #if 1
9252   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Element Settings");
9253 #else
9254   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
9255            "Element Settings", FONT_TITLE_1);
9256 #endif
9257
9258   FrameCounter = 0;     /* restart animation frame counter */
9259
9260   DrawElementBorder(SX + xstart * MINI_TILEX,
9261                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
9262                     TILEX, TILEY, FALSE);
9263
9264   DrawEditorElementAnimation(SX + xstart * MINI_TILEX,
9265                              SY + ystart * MINI_TILEY + MINI_TILEY / 2);
9266
9267   DrawEditorElementName((xstart + 3) * MINI_TILEX + 1,
9268                         (ystart + 1) * MINI_TILEY + 1,
9269                         properties_element);
9270
9271   DrawPropertiesTabulatorGadgets();
9272
9273   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
9274     DrawPropertiesInfo();
9275   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
9276     DrawPropertiesChange();
9277   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
9278     DrawPropertiesConfig();
9279 }
9280
9281 static void UpdateCustomElementGraphicGadgets()
9282 {
9283   struct ElementInfo *ei = &element_info[properties_element];
9284   int i;
9285
9286   ei->gfx_element = (ei->use_gfx_element ? ei->gfx_element_initial :
9287                      properties_element);
9288
9289   ModifyEditorElementList();
9290   RedrawDrawingElements();
9291
9292   /* force redraw of all mapped drawing area gadgets */
9293   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
9294   {
9295     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
9296
9297     if (gi->mapped)
9298       MapDrawingArea(i);
9299   }
9300 }
9301
9302 static int getOpenDirectionFromTube(int element)
9303 {
9304   switch (element)
9305   {
9306     case EL_TUBE_LEFT_UP:               return (MV_LEFT | MV_UP);
9307     case EL_TUBE_LEFT_DOWN:             return (MV_LEFT | MV_DOWN);
9308     case EL_TUBE_RIGHT_UP:              return (MV_RIGHT | MV_UP);
9309     case EL_TUBE_RIGHT_DOWN:            return (MV_RIGHT | MV_DOWN);
9310     case EL_TUBE_HORIZONTAL:            return (MV_HORIZONTAL);
9311     case EL_TUBE_HORIZONTAL_UP:         return (MV_HORIZONTAL | MV_UP);
9312     case EL_TUBE_HORIZONTAL_DOWN:       return (MV_HORIZONTAL | MV_DOWN);
9313     case EL_TUBE_VERTICAL:              return (MV_VERTICAL);
9314     case EL_TUBE_VERTICAL_LEFT:         return (MV_VERTICAL | MV_LEFT);
9315     case EL_TUBE_VERTICAL_RIGHT:        return (MV_VERTICAL | MV_RIGHT);
9316     case EL_TUBE_ANY:                   return (MV_ANY_DIRECTION);
9317   }
9318
9319   return MV_NONE;
9320 }
9321
9322 static int getTubeFromOpenDirection(int direction)
9323 {
9324   switch (direction)
9325   {
9326     case (MV_LEFT | MV_UP):             return EL_TUBE_LEFT_UP;
9327     case (MV_LEFT | MV_DOWN):           return EL_TUBE_LEFT_DOWN;
9328     case (MV_RIGHT | MV_UP):            return EL_TUBE_RIGHT_UP;
9329     case (MV_RIGHT | MV_DOWN):          return EL_TUBE_RIGHT_DOWN;
9330     case (MV_HORIZONTAL):               return EL_TUBE_HORIZONTAL;
9331     case (MV_HORIZONTAL | MV_UP):       return EL_TUBE_HORIZONTAL_UP;
9332     case (MV_HORIZONTAL | MV_DOWN):     return EL_TUBE_HORIZONTAL_DOWN;
9333     case (MV_VERTICAL):                 return EL_TUBE_VERTICAL;
9334     case (MV_VERTICAL | MV_LEFT):       return EL_TUBE_VERTICAL_LEFT;
9335     case (MV_VERTICAL | MV_RIGHT):      return EL_TUBE_VERTICAL_RIGHT;
9336     case (MV_ANY_DIRECTION):            return EL_TUBE_ANY;
9337
9338     /* if only one direction, fall back to simple tube with that direction */
9339     case (MV_LEFT):                     return EL_TUBE_HORIZONTAL;
9340     case (MV_RIGHT):                    return EL_TUBE_HORIZONTAL;
9341     case (MV_UP):                       return EL_TUBE_VERTICAL;
9342     case (MV_DOWN):                     return EL_TUBE_VERTICAL;
9343   }
9344
9345   return EL_EMPTY;
9346 }
9347
9348 static int getTubeFromOpenDirectionNotEmpty(int direction, int element_old)
9349 {
9350   int element_new = getTubeFromOpenDirection(direction);
9351
9352   return (element_new != EL_EMPTY ? element_new : element_old);
9353 }
9354
9355 static int getOpenDirectionFromBelt(int element)
9356 {
9357   int belt_dir = getBeltDirFromBeltElement(element);
9358
9359   return (belt_dir == MV_LEFT ? MV_RIGHT :
9360           belt_dir == MV_RIGHT ? MV_LEFT :
9361           belt_dir == MV_NONE ? MV_HORIZONTAL : belt_dir);
9362 }
9363
9364 static int getBeltFromNrAndOpenDirection(int nr, int direction)
9365 {
9366   int belt_dir = (direction == MV_LEFT ? MV_RIGHT :
9367                   direction == MV_RIGHT ? MV_LEFT :
9368                   direction == MV_HORIZONTAL ? MV_NONE : direction);
9369
9370   if (direction == MV_NONE)
9371     return EL_EMPTY;
9372
9373   return getBeltElementFromBeltNrAndBeltDir(nr, belt_dir);
9374 }
9375
9376 static int getBeltFromNrAndOpenDirectionNotEmpty(int nr, int direction,
9377                                                  int element_old)
9378 {
9379   int element_new = getBeltFromNrAndOpenDirection(nr, direction);
9380
9381   return (element_new != EL_EMPTY ? element_new : element_old);
9382 }
9383
9384 static int getOpenDirectionFromPool(int element)
9385 {
9386   switch (element)
9387   {
9388     case EL_ACID_POOL_TOPLEFT:          return (MV_DOWN | MV_RIGHT);
9389     case EL_ACID_POOL_TOPRIGHT:         return (MV_DOWN | MV_LEFT);
9390     case EL_ACID_POOL_BOTTOMLEFT:       return (MV_UP | MV_RIGHT);
9391     case EL_ACID_POOL_BOTTOMRIGHT:      return (MV_UP | MV_LEFT);
9392     case EL_ACID_POOL_BOTTOM:           return (MV_HORIZONTAL | MV_UP);
9393     case EL_ACID:                       return (MV_HORIZONTAL | MV_DOWN);
9394   }
9395
9396   return MV_NONE;
9397 }
9398
9399 static int getPoolFromOpenDirection(int direction)
9400 {
9401   switch (direction)
9402   {
9403     case (MV_DOWN | MV_RIGHT):          return EL_ACID_POOL_TOPLEFT;
9404     case (MV_DOWN | MV_LEFT):           return EL_ACID_POOL_TOPRIGHT;
9405     case (MV_UP | MV_RIGHT):            return EL_ACID_POOL_BOTTOMLEFT;
9406     case (MV_UP | MV_LEFT):             return EL_ACID_POOL_BOTTOMRIGHT;
9407     case (MV_HORIZONTAL | MV_UP):       return EL_ACID_POOL_BOTTOM;
9408     case (MV_HORIZONTAL | MV_DOWN):     return EL_ACID;
9409   }
9410
9411   return EL_EMPTY;
9412 }
9413
9414 static int getPoolFromOpenDirectionExt(int direction, int help_element)
9415 {
9416   int element = getPoolFromOpenDirection(direction);
9417   int help_direction = getOpenDirectionFromPool(help_element);
9418
9419   if (element == EL_EMPTY)
9420   {
9421     int help_direction_vertical = help_direction & MV_VERTICAL;
9422
9423     element = getPoolFromOpenDirection(direction | help_direction_vertical);
9424   }
9425
9426   if (element == EL_EMPTY)
9427   {
9428     int help_direction_horizontal = help_direction & MV_HORIZONTAL;
9429
9430     element = getPoolFromOpenDirection(direction | help_direction_horizontal);
9431   }
9432
9433   return element;
9434 }
9435
9436 static int getPoolFromOpenDirectionNotEmpty(int direction, int element_old)
9437 {
9438   int element_new = getPoolFromOpenDirectionExt(direction, element_old);
9439
9440   return (element_new != EL_EMPTY ? element_new : element_old);
9441 }
9442
9443 static int getOpenDirectionFromPillar(int element)
9444 {
9445   switch (element)
9446   {
9447     case EL_EMC_WALL_1:                 return (MV_DOWN);
9448     case EL_EMC_WALL_2:                 return (MV_VERTICAL);
9449     case EL_EMC_WALL_3:                 return (MV_UP);
9450   }
9451
9452   return MV_NONE;
9453 }
9454
9455 static int getPillarFromOpenDirection(int direction)
9456 {
9457   switch (direction)
9458   {
9459     case (MV_DOWN):                     return EL_EMC_WALL_1;
9460     case (MV_VERTICAL):                 return EL_EMC_WALL_2;
9461     case (MV_UP):                       return EL_EMC_WALL_3;
9462   }
9463
9464   return EL_EMPTY;
9465 }
9466
9467 static int getPillarFromOpenDirectionNotEmpty(int direction, int element_old)
9468 {
9469   int element_new = getPillarFromOpenDirection(direction);
9470
9471   return (element_new != EL_EMPTY ? element_new : element_old);
9472 }
9473
9474 static int getOpenDirectionFromSteel2(int element)
9475 {
9476   switch (element)
9477   {
9478     case EL_DC_STEELWALL_2_LEFT:        return (MV_RIGHT);
9479     case EL_DC_STEELWALL_2_RIGHT:       return (MV_LEFT);
9480     case EL_DC_STEELWALL_2_TOP:         return (MV_DOWN);
9481     case EL_DC_STEELWALL_2_BOTTOM:      return (MV_UP);
9482     case EL_DC_STEELWALL_2_HORIZONTAL:  return (MV_HORIZONTAL);
9483     case EL_DC_STEELWALL_2_VERTICAL:    return (MV_VERTICAL);
9484     case EL_DC_STEELWALL_2_MIDDLE:      return (MV_ANY_DIRECTION);
9485     case EL_DC_STEELWALL_2_SINGLE:      return (MV_NONE);
9486   }
9487
9488   return MV_NONE;
9489 }
9490
9491 static int getSteel2FromOpenDirection(int direction)
9492 {
9493   switch (direction)
9494   {
9495     case (MV_RIGHT):                    return EL_DC_STEELWALL_2_LEFT;
9496     case (MV_LEFT):                     return EL_DC_STEELWALL_2_RIGHT;
9497     case (MV_DOWN):                     return EL_DC_STEELWALL_2_TOP;
9498     case (MV_UP):                       return EL_DC_STEELWALL_2_BOTTOM;
9499     case (MV_HORIZONTAL):               return EL_DC_STEELWALL_2_HORIZONTAL;
9500     case (MV_VERTICAL):                 return EL_DC_STEELWALL_2_VERTICAL;
9501     case (MV_ANY_DIRECTION):            return EL_DC_STEELWALL_2_MIDDLE;
9502     case (MV_NONE):                     return EL_DC_STEELWALL_2_SINGLE;
9503   }
9504
9505   return EL_EMPTY;
9506 }
9507
9508 static int getSteel2FromOpenDirectionNotEmpty(int direction, int element_old)
9509 {
9510   int element_new = getSteel2FromOpenDirection(direction);
9511
9512   return (element_new != EL_EMPTY ? element_new : element_old);
9513 }
9514
9515 static int getOpenDirectionFromChip(int element)
9516 {
9517   switch (element)
9518   {
9519     case EL_SP_CHIP_SINGLE:             return (MV_NONE);
9520     case EL_SP_CHIP_LEFT:               return (MV_RIGHT);
9521     case EL_SP_CHIP_RIGHT:              return (MV_LEFT);
9522     case EL_SP_CHIP_TOP:                return (MV_DOWN);
9523     case EL_SP_CHIP_BOTTOM:             return (MV_UP);
9524   }
9525
9526   return MV_NONE;
9527 }
9528
9529 static int getChipFromOpenDirection(int direction)
9530 {
9531   switch (direction)
9532   {
9533     case (MV_NONE):                     return EL_SP_CHIP_SINGLE;
9534     case (MV_LEFT):                     return EL_SP_CHIP_RIGHT;
9535     case (MV_RIGHT):                    return EL_SP_CHIP_LEFT;
9536     case (MV_UP):                       return EL_SP_CHIP_BOTTOM;
9537     case (MV_DOWN):                     return EL_SP_CHIP_TOP;
9538   }
9539
9540   return EL_EMPTY;
9541 }
9542
9543 static int getChipFromOpenDirectionNotEmpty(int direction, int element_old)
9544 {
9545   int element_new = getChipFromOpenDirection(direction);
9546
9547   return (element_new != EL_EMPTY ? element_new : element_old);
9548 }
9549
9550 static int getClosedTube(int x, int y)
9551 {
9552   static int xy[4][2] =
9553   {
9554     { -1, 0 },
9555     { +1, 0 },
9556     { 0, -1 },
9557     { 0, +1 }
9558   };
9559   int element_old = IntelliDrawBuffer[x][y];
9560   int direction_old = getOpenDirectionFromTube(element_old);
9561   int direction_new = MV_NONE;
9562   int i;
9563
9564   for (i = 0; i < NUM_DIRECTIONS; i++)
9565   {
9566     int xx = x + xy[i][0];
9567     int yy = y + xy[i][1];
9568     int dir = MV_DIR_FROM_BIT(i);
9569     int dir_opposite = MV_DIR_OPPOSITE(dir);
9570
9571     if (IN_LEV_FIELD(xx, yy) && IS_TUBE(IntelliDrawBuffer[xx][yy]) &&
9572         (direction_old & dir) &&
9573         (getOpenDirectionFromTube(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9574       direction_new |= dir;
9575   }
9576
9577   return getTubeFromOpenDirectionNotEmpty(direction_new, element_old);
9578 }
9579
9580 static int getClosedBelt(int x, int y)
9581 {
9582   static int xy[4][2] =
9583   {
9584     { -1, 0 },
9585     { +1, 0 },
9586     { 0, -1 },
9587     { 0, +1 }
9588   };
9589   int element_old = IntelliDrawBuffer[x][y];
9590   int nr = getBeltNrFromBeltElement(element_old);
9591   int direction_old = getOpenDirectionFromBelt(element_old);
9592   int direction_new = MV_NONE;
9593   int i;
9594
9595   for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
9596   {
9597     int xx = x + xy[i][0];
9598     int yy = y + xy[i][1];
9599     int dir = MV_DIR_FROM_BIT(i);
9600     int dir_opposite = MV_DIR_OPPOSITE(dir);
9601
9602     if (IN_LEV_FIELD(xx, yy) && IS_BELT(IntelliDrawBuffer[xx][yy]) &&
9603         (direction_old & dir) &&
9604         (getOpenDirectionFromBelt(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9605       direction_new |= dir;
9606   }
9607
9608   return getBeltFromNrAndOpenDirection(nr, direction_new);
9609 }
9610
9611 static int getClosedPool(int x, int y)
9612 {
9613   static int xy[4][2] =
9614   {
9615     { -1, 0 },
9616     { +1, 0 },
9617     { 0, -1 },
9618     { 0, +1 }
9619   };
9620   int element_old = IntelliDrawBuffer[x][y];
9621   int direction_old = getOpenDirectionFromPool(element_old);
9622   int direction_new = MV_NONE;
9623   int i;
9624
9625   for (i = 0; i < NUM_DIRECTIONS; i++)
9626   {
9627     int xx = x + xy[i][0];
9628     int yy = y + xy[i][1];
9629     int dir = MV_DIR_FROM_BIT(i);
9630     int dir_opposite = MV_DIR_OPPOSITE(dir);
9631
9632     if (IN_LEV_FIELD(xx, yy) &&
9633         IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[xx][yy]) &&
9634         (direction_old & dir) &&
9635         (getOpenDirectionFromPool(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9636       direction_new |= dir;
9637   }
9638
9639   return getPoolFromOpenDirectionNotEmpty(direction_new, element_old);
9640 }
9641
9642 static int getClosedPillar(int x, int y)
9643 {
9644   static int xy[4][2] =
9645   {
9646     { -1, 0 },
9647     { +1, 0 },
9648     { 0, -1 },
9649     { 0, +1 }
9650   };
9651   int element_old = IntelliDrawBuffer[x][y];
9652   int direction_old = getOpenDirectionFromPillar(element_old);
9653   int direction_new = MV_NONE;
9654   int i;
9655
9656   for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
9657   {
9658     int xx = x + xy[i][0];
9659     int yy = y + xy[i][1];
9660     int dir = MV_DIR_FROM_BIT(i);
9661     int dir_opposite = MV_DIR_OPPOSITE(dir);
9662
9663     if (IN_LEV_FIELD(xx, yy) && IS_EMC_PILLAR(IntelliDrawBuffer[xx][yy]) &&
9664         (direction_old & dir) &&
9665         (getOpenDirectionFromPillar(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9666       direction_new |= dir;
9667   }
9668
9669   return getPillarFromOpenDirectionNotEmpty(direction_new, element_old);
9670 }
9671
9672 static int getClosedSteel2(int x, int y)
9673 {
9674   static int xy[4][2] =
9675   {
9676     { -1, 0 },
9677     { +1, 0 },
9678     { 0, -1 },
9679     { 0, +1 }
9680   };
9681   int element_old = IntelliDrawBuffer[x][y];
9682   int direction_old = getOpenDirectionFromSteel2(element_old);
9683   int direction_new = MV_NONE;
9684   int i;
9685
9686   for (i = 0; i < NUM_DIRECTIONS; i++)
9687   {
9688     int xx = x + xy[i][0];
9689     int yy = y + xy[i][1];
9690     int dir = MV_DIR_FROM_BIT(i);
9691     int dir_opposite = MV_DIR_OPPOSITE(dir);
9692
9693     if (IN_LEV_FIELD(xx, yy) && IS_DC_STEELWALL_2(IntelliDrawBuffer[xx][yy]) &&
9694         (direction_old & dir) &&
9695         (getOpenDirectionFromSteel2(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9696       direction_new |= dir;
9697   }
9698
9699   return getSteel2FromOpenDirectionNotEmpty(direction_new, element_old);
9700 }
9701
9702 static int getClosedChip(int x, int y)
9703 {
9704   static int xy[4][2] =
9705   {
9706     { -1, 0 },
9707     { +1, 0 },
9708     { 0, -1 },
9709     { 0, +1 }
9710   };
9711   int element_old = IntelliDrawBuffer[x][y];
9712   int direction_old = getOpenDirectionFromChip(element_old);
9713   int direction_new = MV_NONE;
9714   int i;
9715
9716   for (i = 0; i < NUM_DIRECTIONS; i++)
9717   {
9718     int xx = x + xy[i][0];
9719     int yy = y + xy[i][1];
9720     int dir = MV_DIR_FROM_BIT(i);
9721     int dir_opposite = MV_DIR_OPPOSITE(dir);
9722
9723     if (IN_LEV_FIELD(xx, yy) && IS_SP_CHIP(IntelliDrawBuffer[xx][yy]) &&
9724         (direction_old & dir) &&
9725         (getOpenDirectionFromChip(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9726       direction_new |= dir;
9727   }
9728
9729   return getChipFromOpenDirectionNotEmpty(direction_new, element_old);
9730 }
9731
9732 static void SetElementSimple(int x, int y, int element, boolean change_level)
9733 {
9734   int sx = x - level_xpos;
9735   int sy = y - level_ypos;
9736
9737   IntelliDrawBuffer[x][y] = element;
9738
9739   if (change_level)
9740     Feld[x][y] = element;
9741
9742   if (IN_ED_FIELD(sx, sy))
9743     DrawMiniElement(sx, sy, element);
9744 }
9745
9746 static void MergeAndCloseNeighbourElements(int x1, int y1, int *element1,
9747                                            int x2, int y2, int *element2,
9748                                            int (*close_function)(int, int),
9749                                            boolean change_level)
9750 {
9751   /* set neighbour elements to newly determined connections */
9752   SetElementSimple(x1, y1, *element1, change_level);
9753   SetElementSimple(x2, y2, *element2, change_level);
9754
9755   /* remove all open connections of neighbour elements */
9756   *element1 = close_function(x1, y1);
9757   *element2 = close_function(x2, y2);
9758
9759   /* set neighbour elements to new, minimized connections */
9760   SetElementSimple(x1, y1, *element1, change_level);
9761   SetElementSimple(x2, y2, *element2, change_level);
9762 }
9763
9764 static void SetElementIntelliDraw(int x, int y, int new_element,
9765                                   boolean change_level, int button)
9766 {
9767   static int xy[4][2] =
9768   {
9769     { -1, 0 },
9770     { +1, 0 },
9771     { 0, -1 },
9772     { 0, +1 }
9773   };
9774   static int last_x = -1;
9775   static int last_y = -1;
9776   int old_element = IntelliDrawBuffer[x][y];
9777
9778   if (new_element == EL_UNDEFINED)
9779   {
9780     last_x = -1;
9781     last_y = -1;
9782
9783     return;
9784   }
9785
9786   if (IS_TUBE(new_element))
9787   {
9788     int last_element_new = EL_UNDEFINED;
9789     int direction = MV_NONE;
9790     int i;
9791
9792     /* if old element is of same kind, keep all existing directions */
9793     if (IS_TUBE(old_element))
9794       direction |= getOpenDirectionFromTube(old_element);
9795
9796     for (i = 0; i < NUM_DIRECTIONS; i++)
9797     {
9798       int xx = x + xy[i][0];
9799       int yy = y + xy[i][1];
9800
9801       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9802           IS_TUBE(IntelliDrawBuffer[last_x][last_y]))
9803       {
9804         int dir = MV_DIR_FROM_BIT(i);
9805         int dir_opposite = MV_DIR_OPPOSITE(dir);
9806         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9807         int last_direction_old = getOpenDirectionFromTube(last_element_old);
9808         int last_direction_new = last_direction_old | dir_opposite;
9809
9810         last_element_new = getTubeFromOpenDirection(last_direction_new);
9811
9812         direction |= dir;
9813       }
9814     }
9815
9816     new_element = getTubeFromOpenDirectionNotEmpty(direction, new_element);
9817
9818     if (last_element_new != EL_UNDEFINED)
9819       MergeAndCloseNeighbourElements(x, y, &new_element,
9820                                      last_x, last_y, &last_element_new,
9821                                      getClosedTube, change_level);
9822   }
9823   else if (IS_BELT(new_element))
9824   {
9825     int belt_nr = getBeltNrFromBeltElement(new_element);
9826     int last_element_new = EL_UNDEFINED;
9827     int direction = MV_NONE;
9828     int i;
9829
9830     /* if old element is of same kind, keep all existing directions */
9831     if (IS_BELT(old_element))
9832       direction |= getOpenDirectionFromBelt(old_element);
9833
9834     for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
9835     {
9836       int xx = x + xy[i][0];
9837       int yy = y + xy[i][1];
9838
9839       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9840           IS_BELT(IntelliDrawBuffer[last_x][last_y]))
9841       {
9842         int dir = MV_DIR_FROM_BIT(i);
9843         int dir_opposite = MV_DIR_OPPOSITE(dir);
9844         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9845         int last_belt_nr = getBeltNrFromBeltElement(last_element_old);
9846         int last_direction_old = getOpenDirectionFromBelt(last_element_old);
9847         int last_direction_new = last_direction_old | dir_opposite;
9848
9849         last_element_new = getBeltFromNrAndOpenDirection(last_belt_nr,
9850                                                          last_direction_new);
9851         direction |= dir;
9852       }
9853     }
9854
9855     new_element = getBeltFromNrAndOpenDirectionNotEmpty(belt_nr, direction,
9856                                                         new_element);
9857     if (last_element_new != EL_UNDEFINED)
9858       MergeAndCloseNeighbourElements(x, y, &new_element,
9859                                      last_x, last_y, &last_element_new,
9860                                      getClosedBelt, change_level);
9861   }
9862   else if (IS_ACID_POOL_OR_ACID(new_element))
9863   {
9864     int last_element_new = EL_UNDEFINED;
9865     int direction = MV_NONE;
9866     int i;
9867
9868     /* if old element is of same kind, keep all existing directions */
9869     if (IS_ACID_POOL_OR_ACID(old_element))
9870       direction |= getOpenDirectionFromPool(old_element);
9871
9872     for (i = 0; i < NUM_DIRECTIONS; i++)
9873     {
9874       int xx = x + xy[i][0];
9875       int yy = y + xy[i][1];
9876
9877       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9878           IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[last_x][last_y]))
9879       {
9880         int dir = MV_DIR_FROM_BIT(i);
9881         int dir_opposite = MV_DIR_OPPOSITE(dir);
9882         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9883         int last_direction_old = getOpenDirectionFromPool(last_element_old);
9884         int last_direction_new = last_direction_old | dir_opposite;
9885
9886         last_element_new = getPoolFromOpenDirection(last_direction_new);
9887
9888         direction |= dir;
9889       }
9890     }
9891
9892     /* special corrections needed for intuitively correct acid pool drawing */
9893     if (last_element_new == EL_EMPTY)
9894       last_element_new = new_element;
9895     else if (last_element_new != EL_UNDEFINED)
9896       new_element = last_element_new;
9897
9898     new_element = getPoolFromOpenDirectionNotEmpty(direction, new_element);
9899
9900     if (last_element_new != EL_UNDEFINED)
9901       MergeAndCloseNeighbourElements(x, y, &new_element,
9902                                      last_x, last_y, &last_element_new,
9903                                      getClosedPool, change_level);
9904   }
9905   else if (IS_EMC_PILLAR(new_element))
9906   {
9907     int last_element_new = EL_UNDEFINED;
9908     int direction = MV_NONE;
9909     int i;
9910
9911     /* if old element is of same kind, keep all existing directions */
9912     if (IS_EMC_PILLAR(old_element))
9913       direction |= getOpenDirectionFromPillar(old_element);
9914
9915     for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
9916     {
9917       int xx = x + xy[i][0];
9918       int yy = y + xy[i][1];
9919
9920       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9921           IS_EMC_PILLAR(IntelliDrawBuffer[last_x][last_y]))
9922       {
9923         int dir = MV_DIR_FROM_BIT(i);
9924         int dir_opposite = MV_DIR_OPPOSITE(dir);
9925         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9926         int last_direction_old = getOpenDirectionFromPillar(last_element_old);
9927         int last_direction_new = last_direction_old | dir_opposite;
9928
9929         last_element_new = getPillarFromOpenDirection(last_direction_new);
9930
9931         direction |= dir;
9932       }
9933     }
9934
9935     new_element = getPillarFromOpenDirectionNotEmpty(direction, new_element);
9936
9937     if (last_element_new != EL_UNDEFINED)
9938       MergeAndCloseNeighbourElements(x, y, &new_element,
9939                                      last_x, last_y, &last_element_new,
9940                                      getClosedPillar, change_level);
9941   }
9942   else if (IS_DC_STEELWALL_2(new_element))
9943   {
9944     int last_element_new = EL_UNDEFINED;
9945     int direction = MV_NONE;
9946     int i;
9947
9948     /* if old element is of same kind, keep all existing directions */
9949     if (IS_DC_STEELWALL_2(old_element))
9950       direction |= getOpenDirectionFromSteel2(old_element);
9951
9952     for (i = 0; i < NUM_DIRECTIONS; i++)
9953     {
9954       int xx = x + xy[i][0];
9955       int yy = y + xy[i][1];
9956
9957       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9958           IS_DC_STEELWALL_2(IntelliDrawBuffer[last_x][last_y]))
9959       {
9960         int dir = MV_DIR_FROM_BIT(i);
9961         int dir_opposite = MV_DIR_OPPOSITE(dir);
9962         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9963         int last_direction_old = getOpenDirectionFromSteel2(last_element_old);
9964         int last_direction_new = last_direction_old | dir_opposite;
9965
9966         last_element_new = getSteel2FromOpenDirection(last_direction_new);
9967
9968         direction |= dir;
9969       }
9970     }
9971
9972     new_element = getSteel2FromOpenDirectionNotEmpty(direction, new_element);
9973
9974     if (last_element_new != EL_UNDEFINED)
9975       MergeAndCloseNeighbourElements(x, y, &new_element,
9976                                      last_x, last_y, &last_element_new,
9977                                      getClosedSteel2, change_level);
9978   }
9979   else if (IS_SP_CHIP(new_element))
9980   {
9981     int last_element_new = EL_UNDEFINED;
9982     int direction = MV_NONE;
9983     int i;
9984
9985     /* (do not keep existing directions, regardless of kind of old element) */
9986
9987     for (i = 0; i < NUM_DIRECTIONS; i++)
9988     {
9989       int xx = x + xy[i][0];
9990       int yy = y + xy[i][1];
9991
9992       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9993           IS_SP_CHIP(IntelliDrawBuffer[last_x][last_y]))
9994       {
9995         int dir = MV_DIR_FROM_BIT(i);
9996         int dir_opposite = MV_DIR_OPPOSITE(dir);
9997         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9998         int last_direction_old = getOpenDirectionFromChip(last_element_old);
9999         int last_direction_new = last_direction_old | dir_opposite;
10000
10001         if (last_direction_old == MV_NONE)
10002         {
10003           last_element_new = getChipFromOpenDirection(last_direction_new);
10004           direction |= dir;
10005         }
10006         else if (last_direction_old & (dir | dir_opposite))
10007         {
10008           direction |= MV_DIR_OPPOSITE(last_direction_old);
10009         }
10010         else
10011         {
10012           direction |= MV_DIR_OPPOSITE(dir);
10013         }
10014       }
10015     }
10016
10017     new_element = getChipFromOpenDirectionNotEmpty(direction, new_element);
10018
10019     if (last_element_new != EL_UNDEFINED)
10020       MergeAndCloseNeighbourElements(x, y, &new_element,
10021                                      last_x, last_y, &last_element_new,
10022                                      getClosedChip, change_level);
10023   }
10024   else if (IS_SP_HARDWARE_BASE(new_element))
10025   {
10026     int nr = GetSimpleRandom(6);
10027
10028     new_element = (nr == 0 ? EL_SP_HARDWARE_BASE_1 :
10029                    nr == 1 ? EL_SP_HARDWARE_BASE_2 :
10030                    nr == 2 ? EL_SP_HARDWARE_BASE_3 :
10031                    nr == 3 ? EL_SP_HARDWARE_BASE_4 :
10032                    nr == 4 ? EL_SP_HARDWARE_BASE_5 : EL_SP_HARDWARE_BASE_6);
10033   }
10034   else if (new_element == EL_SP_HARDWARE_GREEN ||
10035            new_element == EL_SP_HARDWARE_BLUE ||
10036            new_element == EL_SP_HARDWARE_RED)
10037   {
10038     int nr = GetSimpleRandom(3);
10039
10040     new_element = (nr == 0 ? EL_SP_HARDWARE_GREEN :
10041                    nr == 1 ? EL_SP_HARDWARE_BLUE : EL_SP_HARDWARE_RED);
10042   }
10043   else if (IS_GROUP_ELEMENT(new_element))
10044   {
10045     boolean connected_drawing = FALSE;
10046     int i;
10047
10048     for (i = 0; i < NUM_DIRECTIONS; i++)
10049     {
10050       int xx = x + xy[i][0];
10051       int yy = y + xy[i][1];
10052
10053       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
10054           IS_IN_GROUP_EL(IntelliDrawBuffer[last_x][last_y], new_element))
10055         connected_drawing = TRUE;
10056     }
10057
10058     if (!connected_drawing)
10059       ResolveGroupElement(new_element);
10060
10061     new_element = GetElementFromGroupElement(new_element);
10062   }
10063   else if (IS_BELT_SWITCH(old_element))
10064   {
10065     int belt_nr = getBeltNrFromBeltSwitchElement(old_element);
10066     int belt_dir = getBeltDirFromBeltSwitchElement(old_element);
10067
10068     belt_dir = (belt_dir == MV_LEFT ? MV_NONE :
10069                 belt_dir == MV_NONE ? MV_RIGHT : MV_LEFT);
10070
10071     new_element = getBeltSwitchElementFromBeltNrAndBeltDir(belt_nr, belt_dir);
10072   }
10073   else
10074   {
10075     static int swappable_elements[][2] =
10076     {
10077       { EL_EXIT_CLOSED,                 EL_EXIT_OPEN                    },
10078       { EL_DYNAMITE,                    EL_DYNAMITE_ACTIVE              },
10079       { EL_EM_DYNAMITE,                 EL_EM_DYNAMITE_ACTIVE           },
10080       { EL_QUICKSAND_EMPTY,             EL_QUICKSAND_FULL               },
10081       { EL_EMERALD,                     EL_WALL_EMERALD                 },
10082       { EL_EMERALD_YELLOW,              EL_WALL_EMERALD_YELLOW          },
10083       { EL_EMERALD_RED,                 EL_WALL_EMERALD_RED             },
10084       { EL_EMERALD_PURPLE,              EL_WALL_EMERALD_PURPLE          },
10085       { EL_DIAMOND,                     EL_WALL_DIAMOND                 },
10086       { EL_BD_DIAMOND,                  EL_WALL_BD_DIAMOND              },
10087       { EL_GATE_1,                      EL_GATE_1_GRAY                  },
10088       { EL_GATE_2,                      EL_GATE_2_GRAY                  },
10089       { EL_GATE_3,                      EL_GATE_3_GRAY                  },
10090       { EL_GATE_4,                      EL_GATE_4_GRAY                  },
10091       { EL_EM_GATE_1,                   EL_EM_GATE_1_GRAY               },
10092       { EL_EM_GATE_2,                   EL_EM_GATE_2_GRAY               },
10093       { EL_EM_GATE_3,                   EL_EM_GATE_3_GRAY               },
10094       { EL_EM_GATE_4,                   EL_EM_GATE_4_GRAY               },
10095       { EL_EMC_GATE_5,                  EL_EMC_GATE_5_GRAY              },
10096       { EL_EMC_GATE_6,                  EL_EMC_GATE_6_GRAY              },
10097       { EL_EMC_GATE_7,                  EL_EMC_GATE_7_GRAY              },
10098       { EL_EMC_GATE_8,                  EL_EMC_GATE_8_GRAY              },
10099       { EL_DC_GATE_WHITE,               EL_DC_GATE_WHITE_GRAY           },
10100       { EL_TIME_ORB_EMPTY,              EL_TIME_ORB_FULL                },
10101       { EL_LAMP,                        EL_LAMP_ACTIVE                  },
10102       { EL_SOKOBAN_FIELD_EMPTY,         EL_SOKOBAN_FIELD_FULL           },
10103       { EL_SP_BASE,                     EL_SP_BUGGY_BASE                },
10104       { EL_PEARL,                       EL_WALL_PEARL                   },
10105       { EL_CRYSTAL,                     EL_WALL_CRYSTAL                 },
10106       { EL_TIMEGATE_CLOSED,             EL_TIMEGATE_OPEN                },
10107       { EL_SWITCHGATE_CLOSED,           EL_SWITCHGATE_OPEN              },
10108       { EL_SWITCHGATE_SWITCH_UP,        EL_SWITCHGATE_SWITCH_DOWN       },
10109       { EL_DC_SWITCHGATE_SWITCH_UP,     EL_DC_SWITCHGATE_SWITCH_DOWN    },
10110       { EL_LIGHT_SWITCH,                EL_LIGHT_SWITCH_ACTIVE          },
10111       { EL_LANDMINE,                    EL_DC_LANDMINE                  },
10112       { EL_SHIELD_NORMAL,               EL_SHIELD_DEADLY                },
10113       { EL_STEEL_EXIT_CLOSED,           EL_STEEL_EXIT_OPEN              },
10114       { EL_EM_EXIT_CLOSED,              EL_EM_EXIT_OPEN                 },
10115       { EL_EM_STEEL_EXIT_CLOSED,        EL_EM_STEEL_EXIT_OPEN           },
10116       { EL_QUICKSAND_FAST_EMPTY,        EL_QUICKSAND_FAST_FULL          },
10117
10118       { -1,                             -1                              },
10119     };
10120     static int rotatable_elements[][4] =
10121     {
10122       {
10123         EL_BUG_UP,
10124         EL_BUG_RIGHT,
10125         EL_BUG_DOWN,
10126         EL_BUG_LEFT
10127       },
10128
10129       {
10130         EL_SPACESHIP_UP,
10131         EL_SPACESHIP_RIGHT,
10132         EL_SPACESHIP_DOWN,
10133         EL_SPACESHIP_LEFT
10134       },
10135
10136       {
10137         EL_BD_BUTTERFLY_UP,
10138         EL_BD_BUTTERFLY_RIGHT,
10139         EL_BD_BUTTERFLY_DOWN,
10140         EL_BD_BUTTERFLY_LEFT
10141       },
10142
10143       {
10144         EL_BD_FIREFLY_UP,
10145         EL_BD_FIREFLY_RIGHT,
10146         EL_BD_FIREFLY_DOWN,
10147         EL_BD_FIREFLY_LEFT
10148       },
10149
10150       {
10151         EL_PACMAN_UP,
10152         EL_PACMAN_RIGHT,
10153         EL_PACMAN_DOWN,
10154         EL_PACMAN_LEFT
10155       },
10156
10157       {
10158         EL_YAMYAM_UP,
10159         EL_YAMYAM_RIGHT,
10160         EL_YAMYAM_DOWN,
10161         EL_YAMYAM_LEFT
10162       },
10163
10164       {
10165         EL_ARROW_UP,
10166         EL_ARROW_RIGHT,
10167         EL_ARROW_DOWN,
10168         EL_ARROW_LEFT
10169       },
10170
10171       {
10172         EL_SP_PORT_UP,
10173         EL_SP_PORT_RIGHT,
10174         EL_SP_PORT_DOWN,
10175         EL_SP_PORT_LEFT
10176       },
10177
10178       {
10179         EL_SP_GRAVITY_PORT_UP,
10180         EL_SP_GRAVITY_PORT_RIGHT,
10181         EL_SP_GRAVITY_PORT_DOWN,
10182         EL_SP_GRAVITY_PORT_LEFT
10183       },
10184
10185       {
10186         EL_SP_GRAVITY_ON_PORT_UP,
10187         EL_SP_GRAVITY_ON_PORT_RIGHT,
10188         EL_SP_GRAVITY_ON_PORT_DOWN,
10189         EL_SP_GRAVITY_ON_PORT_LEFT
10190       },
10191
10192       {
10193         EL_SP_GRAVITY_OFF_PORT_UP,
10194         EL_SP_GRAVITY_OFF_PORT_RIGHT,
10195         EL_SP_GRAVITY_OFF_PORT_DOWN,
10196         EL_SP_GRAVITY_OFF_PORT_LEFT
10197       },
10198
10199       {
10200         EL_MOLE_UP,
10201         EL_MOLE_RIGHT,
10202         EL_MOLE_DOWN,
10203         EL_MOLE_LEFT
10204       },
10205
10206       {
10207         EL_BALLOON_SWITCH_UP,
10208         EL_BALLOON_SWITCH_RIGHT,
10209         EL_BALLOON_SWITCH_DOWN,
10210         EL_BALLOON_SWITCH_LEFT
10211       },
10212
10213       {
10214         -1,
10215         -1,
10216         -1,
10217         -1,
10218       },
10219     };
10220     int i, j;
10221
10222     for (i = 0; swappable_elements[i][0] != -1; i++)
10223     {
10224       int element1 = swappable_elements[i][0];
10225       int element2 = swappable_elements[i][1];
10226
10227       if (old_element == element1 || old_element == element2)
10228         new_element = (old_element == element1 ? element2 : element1);
10229     }
10230
10231     for (i = 0; rotatable_elements[i][0] != -1; i++)
10232     {
10233       for (j = 0; j < 4; j++)
10234       {
10235         int element = rotatable_elements[i][j];
10236
10237         if (old_element == element)
10238           new_element = (button == 1 ? rotatable_elements[i][(j + 3) % 4] :
10239                          button == 2 ? rotatable_elements[i][0]           :
10240                          button == 3 ? rotatable_elements[i][(j + 1) % 4] :
10241                          old_element);
10242       }
10243     }
10244   }
10245
10246   SetElementSimple(x, y, new_element, change_level);
10247
10248   last_x = x;
10249   last_y = y;
10250 }
10251
10252 static void ResetIntelliDraw()
10253 {
10254   int x, y;
10255
10256   for (x = 0; x < lev_fieldx; x++)
10257     for (y = 0; y < lev_fieldy; y++)
10258       IntelliDrawBuffer[x][y] = Feld[x][y];
10259
10260   SetElementIntelliDraw(-1, -1, EL_UNDEFINED, FALSE, -1);
10261 }
10262
10263 static void SetElementExt(int x, int y, int element, boolean change_level,
10264                           int button)
10265 {
10266   if (element < 0)
10267     SetElementSimple(x, y, Feld[x][y], change_level);
10268   else if (GetKeyModState() & KMOD_Shift)
10269     SetElementIntelliDraw(x, y, element, change_level, button);
10270   else
10271     SetElementSimple(x, y, element, change_level);
10272 }
10273
10274 static void SetElement(int x, int y, int element)
10275 {
10276   SetElementExt(x, y, element, TRUE, -1);
10277 }
10278
10279 static void SetElementButton(int x, int y, int element, int button)
10280 {
10281   SetElementExt(x, y, element, TRUE, button);
10282 }
10283
10284 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
10285 {
10286   int lx = sx + level_xpos;
10287   int ly = sy + level_ypos;
10288
10289   SetElementExt(lx, ly, element, change_level, -1);
10290 }
10291
10292 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
10293                      int element, boolean change_level)
10294 {
10295   int xsize = ABS(to_x - from_x);
10296   int ysize = ABS(to_y - from_y);
10297   int dx = (to_x < from_x ? -1 : +1);
10298   int dy = (to_y < from_y ? -1 : +1);
10299   int i;
10300
10301   if (from_y == to_y)                   /* horizontal line */
10302   {
10303     for (i = 0; i <= xsize; i++)
10304       DrawLineElement(from_x + i * dx, from_y, element, change_level);
10305   }
10306   else if (from_x == to_x)              /* vertical line */
10307   {
10308     for (i = 0; i <= ysize; i++)
10309       DrawLineElement(from_x, from_y + i * dy, element, change_level);
10310   }
10311   else                                  /* diagonal line */
10312   {
10313     if (ysize < xsize)                  /* a < 1 */
10314     {
10315       float a = (float)ysize / (float)xsize;
10316
10317       for (i = 0; i <= xsize; i++)
10318       {
10319         int x = dx * i;
10320         int y = dy * (int)(a * i + 0.5);
10321
10322         DrawLineElement(from_x + x, from_y + y, element, change_level);
10323       }
10324     }
10325     else                                /* a >= 1 */
10326     {
10327       float a = (float)xsize / (float)ysize;
10328
10329       for (i = 0; i <= ysize; i++)
10330       {
10331         int x = dx * (int)(a * i + 0.5);
10332         int y = dy * i;
10333
10334         DrawLineElement(from_x + x, from_y + y, element, change_level);
10335       }
10336     }
10337   }
10338 }
10339
10340 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
10341                     int element, boolean change_level)
10342 {
10343   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
10344   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
10345   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
10346   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
10347 }
10348
10349 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
10350                           int element, boolean change_level)
10351 {
10352   int y;
10353
10354   if (from_y > to_y)
10355     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
10356
10357   for (y = from_y; y <= to_y; y++)
10358     DrawLine(from_x, y, to_x, y, element, change_level);
10359 }
10360
10361 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
10362                        int element, boolean change_level)
10363 {
10364   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
10365   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
10366   int len_x = ABS(to_x - from_x);
10367   int len_y = ABS(to_y - from_y);
10368   int radius, x, y;
10369
10370   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
10371
10372   /* not optimal (some points get drawn twice) but simple,
10373      and fast enough for the few points we are drawing */
10374
10375   for (x = 0; x <= radius; x++)
10376   {
10377     int sx, sy, lx, ly;
10378
10379     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
10380
10381     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
10382     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
10383     lx = sx + level_xpos;
10384     ly = sy + level_ypos;
10385
10386     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
10387       DrawLineElement(sx, sy, element, change_level);
10388   }
10389
10390   for (y = 0; y <= radius; y++)
10391   {
10392     int sx, sy, lx, ly;
10393
10394     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
10395
10396     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
10397     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
10398     lx = sx + level_xpos;
10399     ly = sy + level_ypos;
10400
10401     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
10402       DrawLineElement(sx, sy, element, change_level);
10403   }
10404 }
10405
10406 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
10407                     int element, boolean change_level)
10408 {
10409   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
10410   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
10411
10412   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
10413 }
10414
10415 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
10416
10417 #if DRAW_CIRCLES_BUTTON_AVAILABLE
10418 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
10419                        int element, boolean change_level)
10420 {
10421   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
10422   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
10423   int mirror_to_x2 = from_x - (to_x2 - from_x);
10424   int mirror_to_y2 = from_y - (to_y2 - from_y);
10425
10426   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
10427   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
10428   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
10429   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
10430 }
10431 #endif
10432
10433 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
10434 {
10435   int from_sx, from_sy;
10436   int to_sx, to_sy;
10437
10438   if (from_x > to_x)
10439     swap_numbers(&from_x, &to_x);
10440
10441   if (from_y > to_y)
10442     swap_numbers(&from_y, &to_y);
10443
10444   from_sx = SX + from_x * MINI_TILEX;
10445   from_sy = SY + from_y * MINI_TILEY;
10446   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
10447   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
10448
10449   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
10450   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
10451   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
10452   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
10453
10454   if (from_x == to_x && from_y == to_y)
10455     MarkTileDirty(from_x/2, from_y/2);
10456   else
10457     redraw_mask |= REDRAW_FIELD;
10458 }
10459
10460 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
10461                        int element, boolean change_level)
10462 {
10463   if (element == -1 || change_level)
10464     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
10465   else
10466     DrawAreaBorder(from_x, from_y, to_x, to_y);
10467 }
10468
10469 /* values for CopyBrushExt() */
10470 #define CB_AREA_TO_BRUSH        0
10471 #define CB_BRUSH_TO_CURSOR      1
10472 #define CB_BRUSH_TO_LEVEL       2
10473 #define CB_DELETE_OLD_CURSOR    3
10474 #define CB_DUMP_BRUSH           4
10475 #define CB_DUMP_BRUSH_SMALL     5
10476
10477 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
10478                          int button, int mode)
10479 {
10480 #if 1
10481   static short brush_buffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
10482 #else
10483   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
10484 #endif
10485   static int brush_width, brush_height;
10486   static int last_cursor_x = -1, last_cursor_y = -1;
10487   static boolean delete_old_brush;
10488   int new_element = BUTTON_ELEMENT(button);
10489   int x, y;
10490
10491   if (mode == CB_DUMP_BRUSH ||
10492       mode == CB_DUMP_BRUSH_SMALL)
10493   {
10494     if (!draw_with_brush)
10495     {
10496       Error(ERR_WARN, "no brush selected");
10497
10498       return;
10499     }
10500
10501     for (y = 0; y < brush_height; y++)
10502     {
10503       for (x = 0; x < brush_width; x++)
10504       {
10505         int element = brush_buffer[x][y];
10506         int element_mapped = element;
10507
10508         if (IS_CUSTOM_ELEMENT(element))
10509           element_mapped = EL_CUSTOM_START;
10510         else if (IS_GROUP_ELEMENT(element))
10511           element_mapped = EL_GROUP_START;
10512         else if (element >= NUM_FILE_ELEMENTS)
10513           element_mapped = EL_UNKNOWN;
10514
10515         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
10516       }
10517
10518       printf("\n");
10519     }
10520
10521     return;
10522   }
10523
10524   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
10525     return;
10526
10527   if (mode == CB_AREA_TO_BRUSH)
10528   {
10529     int from_lx, from_ly;
10530
10531     if (from_x > to_x)
10532       swap_numbers(&from_x, &to_x);
10533
10534     if (from_y > to_y)
10535       swap_numbers(&from_y, &to_y);
10536
10537     brush_width = to_x - from_x + 1;
10538     brush_height = to_y - from_y + 1;
10539
10540     from_lx = from_x + level_xpos;
10541     from_ly = from_y + level_ypos;
10542
10543     for (y = 0; y < brush_height; y++)
10544     {
10545       for (x = 0; x < brush_width; x++)
10546       {
10547         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
10548
10549         if (button != 1)
10550           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
10551       }
10552     }
10553
10554     if (button != 1)
10555       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10556
10557     delete_old_brush = FALSE;
10558   }
10559   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
10560            mode == CB_BRUSH_TO_LEVEL)
10561   {
10562     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
10563     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
10564     int cursor_from_x = cursor_x - brush_width / 2;
10565     int cursor_from_y = cursor_y - brush_height / 2;
10566     int border_from_x = cursor_x, border_from_y = cursor_y;
10567     int border_to_x = cursor_x, border_to_y = cursor_y;
10568
10569     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
10570       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
10571
10572     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
10573         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
10574     {
10575       delete_old_brush = FALSE;
10576       return;
10577     }
10578
10579     for (y = 0; y < brush_height; y++)
10580     {
10581       for (x = 0; x < brush_width; x++)
10582       {
10583         int sx = cursor_from_x + x;
10584         int sy = cursor_from_y + y;
10585         int lx = sx + level_xpos;
10586         int ly = sy + level_ypos;
10587         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
10588         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
10589                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
10590                        brush_buffer[x][y] : new_element);
10591
10592         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
10593         {
10594           if (sx < border_from_x)
10595             border_from_x = sx;
10596           else if (sx > border_to_x)
10597             border_to_x = sx;
10598           if (sy < border_from_y)
10599             border_from_y = sy;
10600           else if (sy > border_to_y)
10601             border_to_y = sy;
10602
10603           DrawLineElement(sx, sy, element, change_level);
10604         }
10605       }
10606     }
10607
10608     if (mode != CB_DELETE_OLD_CURSOR)
10609       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
10610
10611     last_cursor_x = cursor_x;
10612     last_cursor_y = cursor_y;
10613     delete_old_brush = TRUE;
10614   }
10615 }
10616
10617 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
10618                             int button)
10619 {
10620   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
10621 }
10622
10623 static void CopyBrushToLevel(int x, int y, int button)
10624 {
10625   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
10626 }
10627
10628 static void CopyBrushToCursor(int x, int y)
10629 {
10630   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
10631 }
10632
10633 static void DeleteBrushFromCursor()
10634 {
10635   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
10636 }
10637
10638 void DumpBrush()
10639 {
10640   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
10641 }
10642
10643 void DumpBrush_Small()
10644 {
10645   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
10646 }
10647
10648 static void FloodFill(int from_x, int from_y, int fill_element)
10649 {
10650   FloodFillLevel(from_x, from_y, fill_element, Feld, lev_fieldx, lev_fieldy);
10651 }
10652
10653 /* values for DrawLevelText() modes */
10654 #define TEXT_INIT               0
10655 #define TEXT_SETCURSOR          1
10656 #define TEXT_WRITECHAR          2
10657 #define TEXT_BACKSPACE          3
10658 #define TEXT_NEWLINE            4
10659 #define TEXT_END                5
10660 #define TEXT_QUERY_TYPING       6
10661
10662 static int DrawLevelText(int sx, int sy, char letter, int mode)
10663 {
10664   static short delete_buffer[MAX_LEV_FIELDX];
10665   static int start_sx;
10666 #if 0
10667   static int start_sy;
10668 #endif
10669   static int last_sx, last_sy;
10670   static boolean typing = FALSE;
10671   int letter_element = EL_CHAR_ASCII0 + letter;
10672   int lx = 0, ly = 0;
10673
10674   /* map lower case letters to upper case and convert special characters */
10675   if (letter >= 'a' && letter <= 'z')
10676     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
10677   else if (letter == 'ä' || letter == 'Ä')
10678     letter_element = EL_CHAR_AUMLAUT;
10679   else if (letter == 'ö' || letter == 'Ö')
10680     letter_element = EL_CHAR_OUMLAUT;
10681   else if (letter == 'ü' || letter == 'Ü')
10682     letter_element = EL_CHAR_UUMLAUT;
10683   else if (letter == '^')
10684     letter_element = EL_CHAR_COPYRIGHT;
10685   else
10686     letter_element = EL_CHAR_ASCII0 + letter;
10687
10688   if (mode != TEXT_INIT)
10689   {
10690     if (!typing)
10691       return FALSE;
10692
10693     if (mode != TEXT_SETCURSOR)
10694     {
10695       sx = last_sx;
10696       sy = last_sy;
10697     }
10698
10699     lx = last_sx + level_xpos;
10700     ly = last_sy + level_ypos;
10701   }
10702
10703   switch (mode)
10704   {
10705     case TEXT_INIT:
10706       if (typing)
10707         DrawLevelText(0, 0, 0, TEXT_END);
10708
10709       typing = TRUE;
10710       start_sx = sx;
10711 #if 0
10712       start_sy = sy;
10713 #endif
10714       last_sx = sx;
10715       last_sy = sy;
10716       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
10717       break;
10718
10719     case TEXT_SETCURSOR:
10720       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
10721       DrawAreaBorder(sx, sy, sx, sy);
10722       last_sx = sx;
10723       last_sy = sy;
10724       break;
10725
10726     case TEXT_WRITECHAR:
10727       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
10728       {
10729         delete_buffer[sx - start_sx] = Feld[lx][ly];
10730         Feld[lx][ly] = letter_element;
10731
10732         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
10733           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
10734         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
10735           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10736         else
10737           DrawLevelText(0, 0, 0, TEXT_END);
10738
10739         level.changed = TRUE;
10740       }
10741       break;
10742
10743     case TEXT_BACKSPACE:
10744       if (sx > start_sx)
10745       {
10746         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
10747         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
10748         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
10749       }
10750       break;
10751
10752     case TEXT_NEWLINE:
10753       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
10754         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10755       else
10756         DrawLevelText(0, 0, 0, TEXT_END);
10757       break;
10758
10759     case TEXT_END:
10760       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10761       DrawMiniElement(sx, sy, Feld[lx][ly]);
10762       typing = FALSE;
10763       break;
10764
10765     case TEXT_QUERY_TYPING:
10766       break;
10767
10768     default:
10769       break;
10770   }
10771
10772   return typing;
10773 }
10774
10775 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
10776                           int element, boolean change_level)
10777 {
10778   int lx = sx + level_xpos;
10779   int ly = sy + level_ypos;
10780
10781   if (element == -1)
10782     DrawMiniElement(sx, sy, Feld[lx][ly]);
10783   else
10784     DrawAreaBorder(sx, sy, sx, sy);
10785 }
10786
10787 static void CheckLevelBorderElement(boolean redraw_playfield)
10788 {
10789   int last_border_element = BorderElement;
10790
10791   SetBorderElement();
10792
10793   if (redraw_playfield && BorderElement != last_border_element)
10794     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10795 }
10796
10797 static void CopyLevelToUndoBuffer(int mode)
10798 {
10799   static boolean accumulated_undo = FALSE;
10800   boolean new_undo_buffer_position = TRUE;
10801   int x, y;
10802
10803   switch (mode)
10804   {
10805     case UNDO_IMMEDIATE:
10806       accumulated_undo = FALSE;
10807       break;
10808
10809     case UNDO_ACCUMULATE:
10810       if (accumulated_undo)
10811         new_undo_buffer_position = FALSE;
10812       accumulated_undo = TRUE;
10813       break;
10814
10815     default:
10816       break;
10817   }
10818
10819   if (new_undo_buffer_position)
10820   {
10821     /* new position in undo buffer ring */
10822     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
10823
10824     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
10825       undo_buffer_steps++;
10826   }
10827
10828   for (x = 0; x < lev_fieldx; x++)
10829     for (y = 0; y < lev_fieldy; y++)
10830       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
10831
10832   /* check if drawing operation forces change of border style */
10833   CheckLevelBorderElement(TRUE);
10834
10835   level.changed = TRUE;
10836 }
10837
10838 static void RandomPlacement(int new_element)
10839 {
10840   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
10841   int num_free_positions = 0;
10842   int num_percentage, num_elements;
10843   int x, y;
10844
10845 #if 1
10846   ResetIntelliDraw();
10847 #endif
10848
10849   /* determine number of free positions for randomly placing the new element */
10850   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
10851   {
10852     free_position[x][y] =
10853       (random_placement_background_restricted ?
10854        Feld[x][y] == random_placement_background_element :
10855        Feld[x][y] != new_element);
10856
10857     if (free_position[x][y])
10858       num_free_positions++;
10859   }
10860
10861   /* determine number of new elements to place there */
10862   num_percentage = num_free_positions * random_placement_value / 100;
10863   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
10864                   num_percentage : random_placement_value);
10865
10866   /* if less free positions than elements to place, fill all these positions */
10867   if (num_free_positions < num_elements)
10868   {
10869     for (x = 0; x < lev_fieldx; x++)
10870       for (y = 0; y < lev_fieldy; y++)
10871         if (free_position[x][y])
10872 #if 1
10873           SetElement(x, y, new_element);
10874 #else
10875           Feld[x][y] = new_element;
10876 #endif
10877   }
10878   else
10879   {
10880     while (num_elements > 0)
10881     {
10882       x = GetSimpleRandom(lev_fieldx);
10883       y = GetSimpleRandom(lev_fieldy);
10884
10885       /* don't place element at the same position twice */
10886       if (free_position[x][y])
10887       {
10888         free_position[x][y] = FALSE;
10889 #if 1
10890         SetElement(x, y, new_element);
10891 #else
10892         Feld[x][y] = new_element;
10893 #endif
10894         num_elements--;
10895       }
10896     }
10897   }
10898
10899   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10900   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10901 }
10902
10903 void WrapLevel(int dx, int dy)
10904 {
10905   int wrap_dx = lev_fieldx - dx;
10906   int wrap_dy = lev_fieldy - dy;
10907   int x, y;
10908
10909   for (x = 0; x < lev_fieldx; x++)
10910     for (y = 0; y < lev_fieldy; y++)
10911       FieldBackup[x][y] = Feld[x][y];
10912
10913   for (x = 0; x < lev_fieldx; x++)
10914     for (y = 0; y < lev_fieldy; y++)
10915       Feld[x][y] =
10916         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
10917
10918   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10919   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
10920 }
10921
10922 static void HandleDrawingAreas(struct GadgetInfo *gi)
10923 {
10924   static boolean started_inside_drawing_area = FALSE;
10925   int id = gi->custom_id;
10926   boolean button_press_event;
10927   boolean button_release_event;
10928   boolean inside_drawing_area = !gi->event.off_borders;
10929   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
10930   int actual_drawing_function;
10931   int button = gi->event.button;
10932   int new_element = BUTTON_ELEMENT(button);
10933   int sx = gi->event.x, sy = gi->event.y;
10934   int min_sx = 0, min_sy = 0;
10935   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
10936   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
10937   int lx = 0, ly = 0;
10938   int min_lx = 0, min_ly = 0;
10939   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
10940   int x, y;
10941
10942   /* handle info callback for each invocation of action callback */
10943   gi->callback_info(gi);
10944
10945   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
10946   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
10947
10948   /* make sure to stay inside drawing area boundaries */
10949   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
10950   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
10951
10952   if (draw_level)
10953   {
10954     /* get positions inside level field */
10955     lx = sx + level_xpos;
10956     ly = sy + level_ypos;
10957
10958     if (!IN_LEV_FIELD(lx, ly))
10959       inside_drawing_area = FALSE;
10960
10961     /* make sure to stay inside level field boundaries */
10962     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
10963     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
10964
10965     /* correct drawing area positions accordingly */
10966     sx = lx - level_xpos;
10967     sy = ly - level_ypos;
10968   }
10969
10970   if (button_press_event)
10971     started_inside_drawing_area = inside_drawing_area;
10972
10973   if (!started_inside_drawing_area)
10974     return;
10975
10976   if (!IS_VALID_BUTTON(button))
10977     return;
10978
10979   if (!button && !button_release_event)
10980     return;
10981
10982   /* automatically switch to 'single item' drawing mode, if needed */
10983   actual_drawing_function =
10984     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
10985      drawing_function : GADGET_ID_SINGLE_ITEMS);
10986
10987   /* clicking into drawing area with pressed Control key picks element */
10988   if (GetKeyModState() & KMOD_Control)
10989   {
10990     last_drawing_function = drawing_function;
10991     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
10992   }
10993
10994   if (GetKeyModState() & KMOD_Shift)
10995   {
10996     if (button_press_event || button_release_event)
10997       ResetIntelliDraw();
10998   }
10999
11000   switch (actual_drawing_function)
11001   {
11002     case GADGET_ID_SINGLE_ITEMS:
11003       if (draw_level)
11004       {
11005         if (button_release_event)
11006         {
11007           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
11008
11009           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
11010               !inside_drawing_area)
11011             DeleteBrushFromCursor();
11012
11013 #if 0
11014           ResetIntelliDraw();
11015 #endif
11016         }
11017
11018         if (!button || button_release_event)
11019           break;
11020
11021         if (draw_with_brush)
11022         {
11023 #if 0
11024           if (!button_release_event)
11025 #endif
11026             CopyBrushToLevel(sx, sy, button);
11027         }
11028 #if 1
11029         else
11030 #else
11031         else if (new_element != Feld[lx][ly])
11032 #endif
11033         {
11034           if (new_element == EL_PLAYER_1)
11035           {
11036             /* remove player at old position */
11037             for (y = 0; y < lev_fieldy; y++)
11038             {
11039               for (x = 0; x < lev_fieldx; x++)
11040               {
11041                 if (Feld[x][y] == EL_PLAYER_1)
11042                 {
11043 #if 1
11044                   SetElement(x, y, EL_EMPTY);
11045 #else
11046                   Feld[x][y] = EL_EMPTY;
11047 #if 1
11048                   if (IN_ED_FIELD(x - level_xpos, y - level_ypos))
11049                     DrawMiniElement(x - level_xpos, y - level_ypos, EL_EMPTY);
11050 #else
11051                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
11052                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
11053                     DrawMiniElement(x - level_xpos, y - level_ypos, EL_EMPTY);
11054 #endif
11055 #endif
11056                 }
11057               }
11058             }
11059           }
11060
11061 #if 1
11062           SetElementButton(lx, ly, new_element, button);
11063 #else
11064           Feld[lx][ly] = new_element;
11065           DrawMiniElement(sx, sy, new_element);
11066 #endif
11067         }
11068       }
11069       else
11070       {
11071         int type_id = gi->custom_type_id;
11072         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
11073
11074         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
11075           DrawMiniGraphicExt(drawto,
11076                              gi->x + sx * MINI_TILEX,
11077                              gi->y + sy * MINI_TILEY,
11078                              el2edimg(new_element));
11079         else
11080           DrawFixedGraphicExt(drawto,
11081                               gi->x + sx * TILEX,
11082                               gi->y + sy * TILEY,
11083                               el2img(new_element), 0);
11084
11085         if (id == GADGET_ID_CUSTOM_GRAPHIC)
11086           new_element = GFX_ELEMENT(new_element);
11087
11088         drawingarea_info[type_id].value[pos] = new_element;
11089
11090         CopyElementPropertiesToGame(properties_element);
11091
11092         if (id == GADGET_ID_CUSTOM_GRAPHIC)
11093         {
11094           UpdateCustomElementGraphicGadgets();
11095
11096           FrameCounter = 0;     /* restart animation frame counter */
11097         }
11098       }
11099       break;
11100
11101     case GADGET_ID_CONNECTED_ITEMS:
11102       {
11103         static int last_sx = -1;
11104         static int last_sy = -1;
11105
11106         if (button_release_event)
11107           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
11108
11109         if (button)
11110         {
11111           if (!button_press_event)
11112             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
11113
11114           last_sx = sx;
11115           last_sy = sy;
11116         }
11117       }
11118       break;
11119
11120     case GADGET_ID_LINE:
11121     case GADGET_ID_ARC:
11122     case GADGET_ID_RECTANGLE:
11123     case GADGET_ID_FILLED_BOX:
11124     case GADGET_ID_GRAB_BRUSH:
11125     case GADGET_ID_TEXT:
11126       {
11127         static int last_sx = -1;
11128         static int last_sy = -1;
11129         static int start_sx = -1;
11130         static int start_sy = -1;
11131         void (*draw_func)(int, int, int, int, int, boolean);
11132
11133         if (drawing_function == GADGET_ID_LINE)
11134           draw_func = DrawLine;
11135         else if (drawing_function == GADGET_ID_ARC)
11136           draw_func = DrawArc;
11137         else if (drawing_function == GADGET_ID_RECTANGLE)
11138           draw_func = DrawBox;
11139         else if (drawing_function == GADGET_ID_FILLED_BOX)
11140           draw_func = DrawFilledBox;
11141         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
11142           draw_func = SelectArea;
11143         else /* (drawing_function == GADGET_ID_TEXT) */
11144           draw_func = SetTextCursor;
11145
11146         if (button_press_event)
11147         {
11148           draw_func(sx, sy, sx, sy, new_element, FALSE);
11149           start_sx = last_sx = sx;
11150           start_sy = last_sy = sy;
11151
11152           if (drawing_function == GADGET_ID_TEXT)
11153             DrawLevelText(0, 0, 0, TEXT_END);
11154         }
11155         else if (button_release_event)
11156         {
11157           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
11158           if (drawing_function == GADGET_ID_GRAB_BRUSH)
11159           {
11160             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
11161             CopyBrushToCursor(sx, sy);
11162             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
11163                           MB_LEFTBUTTON);
11164             draw_with_brush = TRUE;
11165           }
11166           else if (drawing_function == GADGET_ID_TEXT)
11167             DrawLevelText(sx, sy, 0, TEXT_INIT);
11168           else
11169             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
11170         }
11171         else if (last_sx != sx || last_sy != sy)
11172         {
11173           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
11174           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
11175           last_sx = sx;
11176           last_sy = sy;
11177         }
11178       }
11179       break;
11180
11181     case GADGET_ID_FLOOD_FILL:
11182       if (button_press_event && Feld[lx][ly] != new_element)
11183       {
11184         FloodFill(lx, ly, new_element);
11185         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11186         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
11187       }
11188       break;
11189
11190     case GADGET_ID_PICK_ELEMENT:
11191       if (button_release_event)
11192         ClickOnGadget(level_editor_gadget[last_drawing_function],
11193                       MB_LEFTBUTTON);
11194       else if (draw_level)
11195         PickDrawingElement(button, Feld[lx][ly]);
11196       else
11197       {
11198         int type_id = gi->custom_type_id;
11199         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
11200
11201         PickDrawingElement(button, drawingarea_info[type_id].value[pos]);
11202       }
11203
11204       break;
11205
11206     default:
11207       break;
11208   }
11209 }
11210
11211 static void HandleCounterButtons(struct GadgetInfo *gi)
11212 {
11213   int gadget_id = gi->custom_id;
11214   int counter_id = gi->custom_type_id;
11215   int button = gi->event.button;
11216   int *counter_value = counterbutton_info[counter_id].value;
11217   int step = BUTTON_STEPSIZE(button) *
11218     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
11219
11220   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
11221   {
11222     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
11223     boolean released = (gi->event.type == GD_EVENT_RELEASED);
11224     boolean level_changed = LevelChanged();
11225
11226     if ((level_changed && pressed) || (!level_changed && released))
11227       return;
11228
11229     if (level_changed && !Request("Level has changed! Discard changes?",
11230                                   REQ_ASK))
11231     {
11232       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
11233         ModifyEditorCounterValue(counter_id, *counter_value);
11234
11235       return;
11236     }
11237   }
11238
11239   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
11240     *counter_value = gi->textinput.number_value;
11241   else
11242     ModifyEditorCounterValue(counter_id, *counter_value + step);
11243
11244   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
11245   {
11246       LoadLevel(level_nr);
11247       LoadScore(level_nr);
11248
11249       TapeErase();
11250
11251       ResetUndoBuffer();
11252       DrawEditModeWindow();
11253
11254       return;
11255   }
11256
11257   switch (counter_id)
11258   {
11259     case ED_COUNTER_ID_YAMYAM_CONTENT:
11260       DrawYamYamContentAreas();
11261       break;
11262
11263     case ED_COUNTER_ID_BALL_CONTENT:
11264       DrawMagicBallContentAreas();
11265       break;
11266
11267     case ED_COUNTER_ID_ANDROID_CONTENT:
11268       DrawAndroidElementArea(properties_element);
11269       break;
11270
11271     case ED_COUNTER_ID_GROUP_CONTENT:
11272       DrawGroupElementArea(properties_element);
11273       CopyGroupElementPropertiesToGame(properties_element);
11274       break;
11275
11276     case ED_COUNTER_ID_INVENTORY_SIZE:
11277       DrawPlayerInitialInventoryArea(properties_element);
11278       break;
11279
11280     case ED_COUNTER_ID_ENVELOPE_XSIZE:
11281     case ED_COUNTER_ID_ENVELOPE_YSIZE:
11282       DrawEnvelopeTextArea(-1);
11283       break;
11284
11285     case ED_COUNTER_ID_LEVEL_XSIZE:
11286     case ED_COUNTER_ID_LEVEL_YSIZE:
11287       lev_fieldx = level.fieldx;
11288       lev_fieldy = level.fieldy;
11289       break;
11290
11291     default:
11292       break;
11293   }
11294
11295   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
11296        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
11297       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
11298        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
11299     CopyElementPropertiesToGame(properties_element);
11300
11301   level.changed = TRUE;
11302 }
11303
11304 static void HandleTextInputGadgets(struct GadgetInfo *gi)
11305 {
11306   int type_id = gi->custom_type_id;
11307
11308   strcpy(textinput_info[type_id].value, gi->textinput.value);
11309
11310   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
11311   {
11312     CopyElementPropertiesToGame(properties_element);
11313
11314     ModifyEditorElementList();  /* update changed button info text */
11315   }
11316
11317   level.changed = TRUE;
11318 }
11319
11320 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
11321 {
11322   int type_id = gi->custom_type_id;
11323
11324 #if 1
11325   strncpy(textarea_info[type_id].value, gi->textarea.value,
11326           MAX_ENVELOPE_TEXT_LEN);
11327   textarea_info[type_id].value[MAX_ENVELOPE_TEXT_LEN] = '\0';
11328 #else
11329   /* !!! BUGGY !!! MAX_ENVELOPE_TEXT_LEN != MAX_GADGET_TEXTSIZE !!! */
11330   strcpy(textarea_info[type_id].value, gi->textarea.value);
11331 #endif
11332
11333   level.changed = TRUE;
11334 }
11335
11336 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
11337 {
11338   int type_id = gi->custom_type_id;
11339   int value_old = *selectbox_info[type_id].value;
11340   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
11341
11342   *selectbox_info[type_id].value = value_new;
11343
11344   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
11345   {
11346     element_info[properties_element].current_change_page = gi->selectbox.index;
11347
11348     DrawPropertiesWindow();
11349   }
11350   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
11351             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
11352            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
11353             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
11354            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
11355   {
11356     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
11357     {
11358       /* when changing action type, also check action mode and action arg */
11359       if (value_old != value_new)
11360         setSelectboxSpecialActionVariablesIfNeeded();
11361
11362       DrawPropertiesChange();
11363     }
11364
11365     CopyElementPropertiesToGame(properties_element);
11366
11367     level.changed = TRUE;
11368   }
11369 }
11370
11371 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
11372 {
11373   int type_id = gi->custom_type_id;
11374   int i;
11375
11376   if (type_id >= ED_TEXTBUTTON_ID_LEVELINFO_FIRST &&
11377       type_id <= ED_TEXTBUTTON_ID_LEVELINFO_LAST)
11378   {
11379     edit_mode_levelinfo = gi->custom_type_id;
11380
11381     DrawLevelInfoWindow();
11382   }
11383   else if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
11384            type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
11385   {
11386     edit_mode_properties = gi->custom_type_id;
11387
11388     DrawPropertiesWindow();
11389   }
11390   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
11391   {
11392     char *template_filename = getDefaultLevelFilename(-1);
11393     boolean new_template = !fileExists(template_filename);
11394
11395     /* backup original "level.field" (needed to track playfield changes) */
11396     CopyPlayfield(level.field, FieldBackup);
11397
11398     /* "SaveLevelTemplate()" uses "level.field", so copy editor playfield */
11399     CopyPlayfield(Feld, level.field);
11400
11401     if (new_template ||
11402         Request("Save this template and kill the old?", REQ_ASK))
11403       SaveLevelTemplate();
11404
11405     if (new_template)
11406       Request("Template saved!", REQ_CONFIRM);
11407
11408     /* restore original "level.field" (needed to track playfield changes) */
11409     CopyPlayfield(FieldBackup, level.field);
11410   }
11411   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
11412            custom_element.num_change_pages < MAX_CHANGE_PAGES)
11413   {
11414     struct ElementInfo *ei = &element_info[properties_element];
11415
11416     setElementChangePages(ei, ei->num_change_pages + 1);
11417
11418     /* set new change page to be new current change page */
11419     ei->current_change_page = ei->num_change_pages - 1;
11420     ei->change = &ei->change_page[ei->current_change_page];
11421
11422     setElementChangeInfoToDefaults(ei->change);
11423
11424     DrawPropertiesWindow();
11425
11426     level.changed = TRUE;
11427   }
11428   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
11429            custom_element.num_change_pages > MIN_CHANGE_PAGES)
11430   {
11431     struct ElementInfo *ei = &element_info[properties_element];
11432
11433     /* copy all change pages after change page to be deleted */
11434     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
11435       ei->change_page[i] = ei->change_page[i + 1];
11436
11437     setElementChangePages(ei, ei->num_change_pages - 1);
11438
11439     DrawPropertiesWindow();
11440
11441     level.changed = TRUE;
11442   }
11443 }
11444
11445 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
11446 {
11447   int type_id = gi->custom_type_id;
11448
11449   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
11450       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
11451   {
11452     struct ElementInfo *ei = &element_info[properties_element];
11453     int step = BUTTON_STEPSIZE(gi->event.button);
11454
11455     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
11456     ei->current_change_page += step;
11457
11458     if (ei->current_change_page < 0)
11459       ei->current_change_page = 0;
11460     else if (ei->current_change_page >= ei->num_change_pages)
11461       ei->current_change_page = ei->num_change_pages - 1;
11462
11463     DrawPropertiesWindow();
11464   }
11465   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
11466            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
11467   {
11468     struct ElementInfo *ei = &element_info[properties_element];
11469     int current_change_page = ei->current_change_page;
11470
11471     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
11472       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
11473         ei->change_page[current_change_page];
11474     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
11475     {
11476       ei->change_page[current_change_page] =
11477         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
11478
11479       level.changed = TRUE;
11480     }
11481
11482     DrawPropertiesWindow();
11483   }
11484 }
11485
11486 static void HandleRadiobuttons(struct GadgetInfo *gi)
11487 {
11488   *radiobutton_info[gi->custom_type_id].value =
11489     radiobutton_info[gi->custom_type_id].checked_value;
11490
11491   level.changed = TRUE;
11492 }
11493
11494 static void HandleCheckbuttons(struct GadgetInfo *gi)
11495 {
11496   int type_id = gi->custom_type_id;
11497
11498   *checkbutton_info[type_id].value ^= TRUE;
11499
11500   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
11501       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
11502       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
11503       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
11504          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
11505         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
11506          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
11507        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
11508   {
11509     CopyElementPropertiesToGame(properties_element);
11510   }
11511
11512   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
11513   {
11514     UpdateCustomElementGraphicGadgets();
11515   }
11516   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
11517   {
11518     char *template_filename = getDefaultLevelFilename(-1);
11519
11520     if (level.use_custom_template && !fileExists(template_filename))
11521     {
11522       Request("No level template found!", REQ_CONFIRM);
11523
11524       level.use_custom_template = FALSE;
11525       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
11526
11527       return;
11528     }
11529
11530     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
11531
11532     DrawEditModeWindow();
11533   }
11534
11535   level.changed = TRUE;
11536 }
11537
11538 static void HandleControlButtons(struct GadgetInfo *gi)
11539 {
11540   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
11541   static int last_edit_mode = ED_MODE_DRAWING;
11542   static int last_custom_copy_mode = -1;
11543   int id = gi->custom_id;
11544   int button = gi->event.button;
11545   int step = BUTTON_STEPSIZE(button);
11546   int new_element = BUTTON_ELEMENT(button);
11547   int x, y;
11548
11549   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
11550     DrawLevelText(0, 0, 0, TEXT_END);
11551
11552   if (id < ED_NUM_CTRL1_BUTTONS &&
11553       id != GADGET_ID_SINGLE_ITEMS &&
11554       id != GADGET_ID_PROPERTIES &&
11555       id != GADGET_ID_PICK_ELEMENT &&
11556       edit_mode != ED_MODE_DRAWING &&
11557       drawing_function != GADGET_ID_PICK_ELEMENT &&
11558       !(GetKeyModState() & KMOD_Control))
11559   {
11560     DrawDrawingWindow();
11561     edit_mode = ED_MODE_DRAWING;
11562   }
11563
11564   /* element copy mode active, but no element button pressed => deactivate */
11565   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
11566     last_custom_copy_mode = -1;
11567
11568   switch (id)
11569   {
11570     case GADGET_ID_SCROLL_LEFT:
11571       if (level_xpos >= 0)
11572       {
11573         if (lev_fieldx < ed_fieldx - 2)
11574           break;
11575
11576         level_xpos -= step;
11577         if (level_xpos < -1)
11578           level_xpos = -1;
11579         if (button == 1)
11580           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
11581         else
11582           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11583
11584         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
11585                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
11586       }
11587       break;
11588
11589     case GADGET_ID_SCROLL_RIGHT:
11590       if (level_xpos <= lev_fieldx - ed_fieldx)
11591       {
11592         if (lev_fieldx < ed_fieldx - 2)
11593           break;
11594
11595         level_xpos += step;
11596         if (level_xpos > lev_fieldx - ed_fieldx + 1)
11597           level_xpos = lev_fieldx - ed_fieldx + 1;
11598         if (button == 1)
11599           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
11600         else
11601           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11602
11603         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
11604                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
11605       }
11606       break;
11607
11608     case GADGET_ID_SCROLL_UP:
11609       if (level_ypos >= 0)
11610       {
11611         if (lev_fieldy < ed_fieldy - 2)
11612           break;
11613
11614         level_ypos -= step;
11615         if (level_ypos < -1)
11616           level_ypos = -1;
11617         if (button == 1)
11618           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
11619         else
11620           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11621
11622         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
11623                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
11624       }
11625       break;
11626
11627     case GADGET_ID_SCROLL_DOWN:
11628       if (level_ypos <= lev_fieldy - ed_fieldy)
11629       {
11630         if (lev_fieldy < ed_fieldy - 2)
11631           break;
11632
11633         level_ypos += step;
11634         if (level_ypos > lev_fieldy - ed_fieldy + 1)
11635           level_ypos = lev_fieldy - ed_fieldy + 1;
11636         if (button == 1)
11637           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
11638         else
11639           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11640
11641         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
11642                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
11643       }
11644       break;
11645
11646     case GADGET_ID_SCROLL_HORIZONTAL:
11647       level_xpos = gi->event.item_position - 1;
11648       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11649       break;
11650
11651     case GADGET_ID_SCROLL_VERTICAL:
11652       level_ypos = gi->event.item_position - 1;
11653       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11654       break;
11655
11656     case GADGET_ID_SCROLL_LIST_UP:
11657     case GADGET_ID_SCROLL_LIST_DOWN:
11658     case GADGET_ID_SCROLL_LIST_VERTICAL:
11659       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
11660         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
11661       else
11662       {
11663         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
11664         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
11665
11666         if (element_shift < 0)
11667           element_shift = 0;
11668         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
11669           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
11670
11671         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11672                      GDI_SCROLLBAR_ITEM_POSITION,
11673                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11674       }
11675
11676       ModifyEditorElementList();
11677
11678       break;
11679
11680     case GADGET_ID_WRAP_LEFT:
11681       WrapLevel(-step, 0);
11682       break;
11683
11684     case GADGET_ID_WRAP_RIGHT:
11685       WrapLevel(step, 0);
11686       break;
11687
11688     case GADGET_ID_WRAP_UP:
11689       WrapLevel(0, -step);
11690       break;
11691
11692     case GADGET_ID_WRAP_DOWN:
11693       WrapLevel(0, step);
11694       break;
11695
11696     case GADGET_ID_SINGLE_ITEMS:
11697     case GADGET_ID_CONNECTED_ITEMS:
11698     case GADGET_ID_LINE:
11699     case GADGET_ID_ARC:
11700     case GADGET_ID_TEXT:
11701     case GADGET_ID_RECTANGLE:
11702     case GADGET_ID_FILLED_BOX:
11703     case GADGET_ID_FLOOD_FILL:
11704     case GADGET_ID_GRAB_BRUSH:
11705     case GADGET_ID_PICK_ELEMENT:
11706       if (drawing_function != GADGET_ID_PICK_ELEMENT)
11707         last_drawing_function = drawing_function;
11708       drawing_function = id;
11709       draw_with_brush = FALSE;
11710       break;
11711
11712     case GADGET_ID_RANDOM_PLACEMENT:
11713       RandomPlacement(new_element);
11714       break;
11715
11716     case GADGET_ID_PROPERTIES:
11717       if (edit_mode != ED_MODE_PROPERTIES)
11718       {
11719         properties_element = new_element;
11720         DrawPropertiesWindow();
11721         edit_mode = ED_MODE_PROPERTIES;
11722
11723         last_level_drawing_function = drawing_function;
11724         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
11725                       MB_LEFTBUTTON);
11726       }
11727       else
11728       {
11729         DrawDrawingWindow();
11730         edit_mode = ED_MODE_DRAWING;
11731
11732         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
11733                       MB_LEFTBUTTON);
11734       }
11735       break;
11736
11737     case GADGET_ID_CUSTOM_COPY_FROM:
11738     case GADGET_ID_CUSTOM_COPY_TO:
11739     case GADGET_ID_CUSTOM_EXCHANGE:
11740       last_custom_copy_mode = id;
11741       last_drawing_function = drawing_function;
11742       break;
11743
11744     case GADGET_ID_CUSTOM_COPY:
11745       CopyCustomElement(properties_element, -1, id);
11746       break;
11747
11748     case GADGET_ID_CUSTOM_PASTE:
11749       CopyCustomElement(-1, properties_element, id);
11750       break;
11751
11752     case GADGET_ID_UNDO:
11753       if (undo_buffer_steps == 0)
11754       {
11755         Request("Undo buffer empty!", REQ_CONFIRM);
11756         break;
11757       }
11758
11759       if (edit_mode != ED_MODE_DRAWING)
11760       {
11761         DrawDrawingWindow();
11762         edit_mode = ED_MODE_DRAWING;
11763       }
11764
11765       undo_buffer_position =
11766         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
11767       undo_buffer_steps--;
11768
11769       for (x = 0; x < lev_fieldx; x++)
11770         for (y = 0; y < lev_fieldy; y++)
11771           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
11772
11773       /* check if undo operation forces change of border style */
11774       CheckLevelBorderElement(FALSE);
11775
11776       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11777
11778       break;
11779
11780     case GADGET_ID_INFO:
11781       if (edit_mode != ED_MODE_INFO)
11782       {
11783         last_edit_mode = edit_mode;
11784         edit_mode = ED_MODE_INFO;
11785
11786         DrawLevelInfoWindow();
11787       }
11788       else
11789       {
11790         edit_mode = last_edit_mode;
11791
11792         DrawEditModeWindow();
11793       }
11794       break;
11795
11796     case GADGET_ID_CLEAR:
11797       if (edit_mode != ED_MODE_DRAWING)
11798       {
11799         DrawDrawingWindow();
11800         edit_mode = ED_MODE_DRAWING;
11801       }
11802
11803       for (x = 0; x < MAX_LEV_FIELDX; x++)
11804         for (y = 0; y < MAX_LEV_FIELDY; y++)
11805           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
11806
11807       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
11808
11809       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11810       break;
11811
11812     case GADGET_ID_SAVE:
11813     {
11814       /* saving read-only levels into personal level set modifies global vars
11815          "leveldir_current" and "level_nr"; restore them after saving level */
11816       LevelDirTree *leveldir_former = leveldir_current;
11817       int level_nr_former = level_nr;
11818       char *level_filename;
11819       boolean new_level;
11820
11821       if (leveldir_current->readonly &&
11822           !PrepareSavingIntoPersonalLevelSet())
11823         break;
11824
11825       level_filename = getDefaultLevelFilename(level_nr);
11826       new_level = !fileExists(level_filename);
11827
11828       if (new_level ||
11829           Request("Save this level and kill the old?", REQ_ASK))
11830       {
11831         if (leveldir_former->readonly)
11832           ModifyLevelInfoForSavingIntoPersonalLevelSet(leveldir_former->name);
11833
11834         CopyPlayfield(Feld, level.field);
11835         SaveLevel(level_nr);
11836
11837         level.changed = FALSE;
11838
11839         if (new_level)
11840         {
11841           char level_saved_msg[64];
11842
11843           if (leveldir_former->readonly)
11844             sprintf(level_saved_msg,
11845                     "Level saved as level %d into personal level set!",
11846                     level_nr);
11847           else
11848             strcpy(level_saved_msg, "Level saved!");
11849
11850           Request(level_saved_msg, REQ_CONFIRM);
11851         }
11852       }
11853
11854       /* "cd" back to copied-from levelset (in case of saved read-only level) */
11855       leveldir_current = leveldir_former;
11856       level_nr = level_nr_former;
11857
11858       break;
11859     }
11860
11861     case GADGET_ID_TEST:
11862       if (LevelChanged())
11863         level.game_version = GAME_VERSION_ACTUAL;
11864
11865       CopyPlayfield(level.field, FieldBackup);
11866       CopyPlayfield(Feld, level.field);
11867
11868       CopyNativeLevel_RND_to_Native(&level);
11869
11870       UnmapLevelEditorGadgets();
11871       UndrawSpecialEditorDoor();
11872
11873       CloseDoor(DOOR_CLOSE_ALL);
11874
11875       BackToFront();            /* force redraw of undrawn special door */
11876
11877 #if 0
11878       DrawCompleteVideoDisplay();
11879 #endif
11880
11881       level_editor_test_game = TRUE;
11882
11883       StartGameActions(FALSE, setup.autorecord, level.random_seed);
11884
11885       break;
11886
11887     case GADGET_ID_EXIT:
11888       RequestExitLevelEditor(TRUE, FALSE);  /* if level has changed, ask user */
11889       break;
11890
11891     default:
11892       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
11893           id <= GADGET_ID_ELEMENTLIST_LAST)
11894       {
11895         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
11896         int new_element = editor_elements[element_position + element_shift];
11897
11898         if (IS_EDITOR_CASCADE(new_element))
11899         {
11900           int i;
11901
11902           for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
11903           {
11904             int *cascade_element= &(*editor_elements_info[i].headline_list)[0];
11905             boolean *cascade_value=editor_elements_info[i].setup_cascade_value;
11906
11907             if (*cascade_element == new_element)
11908             {
11909               *cascade_element = EL_CASCADE_TOGGLE(*cascade_element);
11910               *cascade_value = IS_EDITOR_CASCADE_ACTIVE(*cascade_element);
11911
11912               /* update element selection list */
11913               ReinitializeElementList();
11914               ModifyEditorElementList();
11915
11916               /* update cascading gadget info text */
11917               PrintEditorGadgetInfoText(level_editor_gadget[id]);
11918
11919               /* save current editor cascading state */
11920               SaveSetup_EditorCascade();
11921
11922               break;
11923             }
11924           }
11925
11926           break;
11927         }
11928
11929         if (last_custom_copy_mode != -1)
11930         {
11931           if (CopyCustomElement(properties_element, new_element,
11932                                 last_custom_copy_mode))
11933           {
11934             ClickOnGadget(level_editor_gadget[last_drawing_function],
11935                           MB_LEFTBUTTON);
11936
11937             last_custom_copy_mode = -1;
11938           }
11939
11940           break;
11941         }
11942
11943         PickDrawingElement(button, new_element);
11944
11945         if (!stick_element_properties_window &&
11946             drawing_function != GADGET_ID_PICK_ELEMENT &&
11947             !(GetKeyModState() & KMOD_Control))
11948         {
11949           properties_element = new_element;
11950           if (edit_mode == ED_MODE_PROPERTIES)
11951             DrawPropertiesWindow();
11952         }
11953
11954         if (drawing_function == GADGET_ID_PICK_ELEMENT)
11955           ClickOnGadget(level_editor_gadget[last_drawing_function],
11956                         MB_LEFTBUTTON);
11957       }
11958 #ifdef DEBUG
11959       else if (gi->event.type == GD_EVENT_PRESSED)
11960         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
11961       else if (gi->event.type == GD_EVENT_RELEASED)
11962         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
11963       else if (gi->event.type == GD_EVENT_MOVING)
11964         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
11965       else
11966         printf("default: HandleControlButtons: ? (id == %d)\n", id);
11967 #endif
11968       break;
11969   }
11970 }
11971
11972 void HandleLevelEditorKeyInput(Key key)
11973 {
11974   char letter = getCharFromKey(key);
11975   int button = MB_LEFTBUTTON;
11976
11977   if (drawing_function == GADGET_ID_TEXT &&
11978       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
11979   {
11980     if (letter)
11981       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
11982     else if (key == KSYM_Delete || key == KSYM_BackSpace)
11983       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
11984     else if (key == KSYM_Return)
11985       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
11986     else if (key == KSYM_Escape)
11987       DrawLevelText(0, 0, 0, TEXT_END);
11988   }
11989   else if (button_status == MB_RELEASED)
11990   {
11991     int id = GADGET_ID_NONE;
11992     int new_element_shift = element_shift;
11993     int i;
11994
11995     switch (key)
11996     {
11997       case KSYM_Left:
11998         id = GADGET_ID_SCROLL_LEFT;
11999         break;
12000       case KSYM_Right:
12001         id = GADGET_ID_SCROLL_RIGHT;
12002         break;
12003       case KSYM_Up:
12004         id = GADGET_ID_SCROLL_UP;
12005         break;
12006       case KSYM_Down:
12007         id = GADGET_ID_SCROLL_DOWN;
12008         break;
12009       case KSYM_Page_Up:
12010         id = GADGET_ID_SCROLL_LIST_UP;
12011         button = MB_RIGHTBUTTON;
12012         break;
12013       case KSYM_Page_Down:
12014         id = GADGET_ID_SCROLL_LIST_DOWN;
12015         button = MB_RIGHTBUTTON;
12016         break;
12017
12018       case KSYM_Home:
12019       case KSYM_End:
12020         element_shift = (key == KSYM_Home ? 0 :
12021                          num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS);
12022
12023         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
12024                      GDI_SCROLLBAR_ITEM_POSITION,
12025                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
12026
12027         ModifyEditorElementList();
12028
12029         break;
12030
12031       case KSYM_Insert:
12032       case KSYM_Delete:
12033
12034         /* this is needed to prevent interference with running "True X-Mouse" */
12035         if (GetKeyModStateFromEvents() & KMOD_Control)
12036           break;
12037
12038         /* check for last or next editor cascade block in element list */
12039         for (i = 0; i < num_editor_elements; i++)
12040         {
12041           if ((key == KSYM_Insert && i == element_shift) ||
12042               (key == KSYM_Delete && new_element_shift > element_shift))
12043             break;
12044
12045           /* jump to next cascade block (or to start of element list) */
12046           if (i == 0 || IS_EDITOR_CASCADE(editor_elements[i]))
12047             new_element_shift = i;
12048         }
12049
12050         if (i < num_editor_elements)
12051           element_shift = new_element_shift;
12052
12053         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
12054           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
12055
12056         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
12057                      GDI_SCROLLBAR_ITEM_POSITION,
12058                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
12059
12060         ModifyEditorElementList();
12061
12062         break;
12063
12064       case KSYM_Escape:
12065         if (edit_mode == ED_MODE_DRAWING)
12066         {
12067           RequestExitLevelEditor(setup.ask_on_escape_editor, TRUE);
12068         }
12069         else if (edit_mode == ED_MODE_INFO)
12070         {
12071           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
12072         }
12073         else if (edit_mode == ED_MODE_PROPERTIES)
12074         {
12075           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
12076         }
12077         else            /* should never happen */
12078         {
12079           DrawDrawingWindow();
12080           edit_mode = ED_MODE_DRAWING;
12081         }
12082
12083         break;
12084
12085       default:
12086         break;
12087     }
12088
12089     if (id != GADGET_ID_NONE)
12090       ClickOnGadget(level_editor_gadget[id], button);
12091     else if (letter == '.')
12092       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
12093     else if (key == KSYM_Return ||
12094              key == KSYM_space ||
12095              key == setup.shortcut.toggle_pause)
12096       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
12097     else
12098       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
12099         if (letter && letter == control_info[i].shortcut)
12100           if (!anyTextGadgetActive())
12101             ClickOnGadget(level_editor_gadget[i], button);
12102   }
12103 }
12104
12105 void HandleLevelEditorIdle()
12106 {
12107   static unsigned int action_delay = 0;
12108   unsigned int action_delay_value = GameFrameDelay;
12109   int xpos = 1, ypos = 2;
12110   int i;
12111
12112   if (edit_mode != ED_MODE_PROPERTIES)
12113     return;
12114
12115   if (!DelayReached(&action_delay, action_delay_value))
12116     return;
12117
12118   for (i = 0; i < ED_NUM_SELECTBOX; i++)
12119   {
12120     struct GadgetInfo *gi = level_editor_gadget[selectbox_info[i].gadget_id];
12121
12122     if (gi->mapped && gi->active && gi->selectbox.open)
12123       return;
12124   }
12125
12126   DrawEditorElementAnimation(SX + xpos * TILEX,
12127                              SY + ypos * TILEY + MINI_TILEY / 2);
12128
12129   MarkTileDirty(xpos, ypos);
12130   MarkTileDirty(xpos, ypos + 1);
12131
12132   FrameCounter++;       /* increase animation frame counter */
12133 }
12134
12135 void ClearEditorGadgetInfoText()
12136 {
12137   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
12138 }
12139
12140 void PrintEditorGadgetInfoText(struct GadgetInfo *gi)
12141 {
12142   char infotext[MAX_OUTPUT_LINESIZE + 1];
12143   char shortcut[MAX_OUTPUT_LINESIZE + 1];
12144   int max_infotext_len = getMaxInfoTextLength();
12145
12146   if (gi == NULL || gi->info_text == NULL)
12147     return;
12148
12149   strncpy(infotext, gi->info_text, max_infotext_len);
12150   infotext[max_infotext_len] = '\0';
12151
12152   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
12153   {
12154     int key = control_info[gi->custom_id].shortcut;
12155
12156     if (key)
12157     {
12158       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
12159         sprintf(shortcut, " ('.' or '%c')", key);
12160       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
12161         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
12162       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
12163         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
12164       else                                              /* normal case */
12165         sprintf(shortcut, " ('%s%c')",
12166                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
12167
12168       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
12169         strcat(infotext, shortcut);
12170     }
12171   }
12172
12173   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
12174 }
12175
12176 void HandleEditorGadgetInfoText(void *ptr)
12177 {
12178   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
12179
12180   if (game_status != GAME_MODE_EDITOR)
12181     return;
12182
12183   ClearEditorGadgetInfoText();
12184
12185   if (gi == NULL || gi->event.type == GD_EVENT_INFO_LEAVING)
12186     return;
12187
12188   /* misuse this function to delete brush cursor, if needed */
12189   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
12190     DeleteBrushFromCursor();
12191
12192   PrintEditorGadgetInfoText(gi);
12193 }
12194
12195 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
12196 {
12197   static int start_lx, start_ly;
12198   int id = gi->custom_id;
12199   int type_id = gi->custom_type_id;
12200   int sx = gi->event.x;
12201   int sy = gi->event.y;
12202   int lx = sx + level_xpos;
12203   int ly = sy + level_ypos;
12204   int min_sx = 0, min_sy = 0;
12205   int max_sx = gi->drawing.area_xsize - 1;
12206   int max_sy = gi->drawing.area_ysize - 1;
12207   int actual_drawing_function = drawing_function;
12208   int max_infotext_len = getMaxInfoTextLength();
12209   char infotext[MAX_OUTPUT_LINESIZE + 1];
12210   char *text;
12211
12212   infotext[0] = '\0';           /* start with empty info text */
12213
12214   /* pressed Control key: simulate picking element */
12215   if (GetKeyModState() & KMOD_Control)
12216     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
12217
12218   ClearEditorGadgetInfoText();
12219
12220   if (gi->event.type == GD_EVENT_INFO_LEAVING)
12221     return;
12222
12223   /* make sure to stay inside drawing area boundaries */
12224   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
12225   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
12226
12227   if (id == GADGET_ID_DRAWING_LEVEL)
12228   {
12229     if (button_status)
12230     {
12231       int min_lx = 0, min_ly = 0;
12232       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
12233
12234       /* get positions inside level field */
12235       lx = sx + level_xpos;
12236       ly = sy + level_ypos;
12237
12238       /* make sure to stay inside level field boundaries */
12239       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
12240       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
12241
12242       /* correct drawing area positions accordingly */
12243       sx = lx - level_xpos;
12244       sy = ly - level_ypos;
12245     }
12246
12247     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
12248     {
12249       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
12250       {
12251         if (gi->event.type == GD_EVENT_PRESSED)
12252         {
12253           start_lx = lx;
12254           start_ly = ly;
12255         }
12256
12257         switch (actual_drawing_function)
12258         {
12259           case GADGET_ID_SINGLE_ITEMS:
12260             text = "Drawing single items";
12261             break;
12262           case GADGET_ID_CONNECTED_ITEMS:
12263             text = "Drawing connected items";
12264             break;
12265           case GADGET_ID_LINE:
12266             text = "Drawing line";
12267             break;
12268           case GADGET_ID_ARC:
12269             text = "Drawing arc";
12270             break;
12271           case GADGET_ID_TEXT:
12272             text = "Setting text cursor";
12273             break;
12274           case GADGET_ID_RECTANGLE:
12275             text = "Drawing rectangle";
12276             break;
12277           case GADGET_ID_FILLED_BOX:
12278             text = "Drawing filled box";
12279             break;
12280           case GADGET_ID_FLOOD_FILL:
12281             text = "Flood fill";
12282             break;
12283           case GADGET_ID_GRAB_BRUSH:
12284             text = "Grabbing brush";
12285             break;
12286           case GADGET_ID_PICK_ELEMENT:
12287             text = "Picking element";
12288             break;
12289
12290           default:
12291             text = "Drawing position";
12292             break;
12293         }
12294
12295         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
12296           sprintf(infotext, "%s: %d, %d", text, lx, ly);
12297         else
12298           sprintf(infotext, "%s: %d, %d", text,
12299                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
12300       }
12301       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
12302         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
12303       else
12304         sprintf(infotext, "Level position: %d, %d", lx, ly);
12305     }
12306
12307     /* misuse this function to draw brush cursor, if needed */
12308     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
12309     {
12310       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
12311         CopyBrushToCursor(sx, sy);
12312       else
12313         DeleteBrushFromCursor();
12314     }
12315   }
12316   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
12317   {
12318     int pos = sx * drawingarea_info[type_id].area_ysize + sy;
12319     int element = drawingarea_info[type_id].value[pos];
12320
12321     strncpy(infotext, getElementInfoText(element), max_infotext_len);
12322   }
12323   else
12324   {
12325     if (id == GADGET_ID_CUSTOM_CONTENT)
12326       sprintf(infotext, "custom element content position: %d, %d", sx, sy);
12327     else if (id == GADGET_ID_GROUP_CONTENT)
12328       sprintf(infotext, "group element position: %d", sx + 1);
12329     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
12330              id <= GADGET_ID_YAMYAM_CONTENT_7)
12331       sprintf(infotext, "content area %d position: %d, %d",
12332               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
12333     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
12334              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
12335       sprintf(infotext, "content area %d position: %d, %d",
12336               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
12337     else if (id == GADGET_ID_ANDROID_CONTENT)
12338       sprintf(infotext, "android element position: %d", sx + 1);
12339     else if (drawingarea_info[type_id].infotext != NULL)
12340       strcpy(infotext, drawingarea_info[type_id].infotext);
12341   }
12342
12343   infotext[max_infotext_len] = '\0';
12344
12345   if (strlen(infotext) > 0)
12346     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
12347 }
12348
12349 void RequestExitLevelEditor(boolean ask_if_level_has_changed,
12350                             boolean quick_quit)
12351 {
12352   if (!ask_if_level_has_changed ||
12353       !LevelChanged() ||
12354       Request("Level has changed! Exit without saving?",
12355               REQ_ASK | REQ_STAY_OPEN))
12356   {
12357     CloseDoor(DOOR_CLOSE_1);
12358     SetDoorState(DOOR_CLOSE_2);
12359
12360 #if 1
12361     if (quick_quit)
12362       FadeSkipNextFadeIn();
12363 #else
12364     if (quick_quit)
12365       fading = fading_none;
12366 #endif
12367
12368     game_status = GAME_MODE_MAIN;
12369 #if 1
12370     DrawAndFadeInMainMenu(REDRAW_FIELD);
12371 #else
12372     DrawMainMenu();
12373 #endif
12374   }
12375   else
12376   {
12377     CloseDoor(DOOR_CLOSE_1);
12378     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
12379   }
12380 }