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 #define ED_WIN_MB_LEFT_XPOS             6
  38 #define ED_WIN_MB_LEFT_YPOS             258
  39 #define ED_WIN_MB_MIDDLE_XPOS           42
  40 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  41 #define ED_WIN_MB_RIGHT_XPOS            78
  42 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  43
  44 /* values for the control window */
  45 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  46 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  47 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  48 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  49 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  50 #define ED_CTRL4_BUTTONS_GFX_XPOS       44
  51 #define ED_CTRL4_BUTTONS_GFX_YPOS       214
  52 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  53 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  54
  55 #define ED_CTRL1_BUTTON_XSIZE           22
  56 #define ED_CTRL1_BUTTON_YSIZE           22
  57 #define ED_CTRL1_BUTTONS_XPOS           6
  58 #define ED_CTRL1_BUTTONS_YPOS           6
  59 #define ED_CTRL2_BUTTON_XSIZE           30
  60 #define ED_CTRL2_BUTTON_YSIZE           20
  61 #define ED_CTRL2_BUTTONS_XPOS           5
  62 #define ED_CTRL2_BUTTONS_YPOS           99
  63 #define ED_CTRL3_BUTTON_XSIZE           22
  64 #define ED_CTRL3_BUTTON_YSIZE           22
  65 #define ED_CTRL3_BUTTONS_XPOS           6
  66 #define ED_CTRL3_BUTTONS_YPOS           6
  67 #define ED_CTRL4_BUTTON_XSIZE           22
  68 #define ED_CTRL4_BUTTON_YSIZE           22
  69 #define ED_CTRL4_BUTTONS_XPOS           6
  70 #define ED_CTRL4_BUTTONS_YPOS           6
  71
  72 #define ED_CTRL1_BUTTONS_HORIZ          4
  73 #define ED_CTRL1_BUTTONS_VERT           4
  74 #define ED_CTRL2_BUTTONS_HORIZ          3
  75 #define ED_CTRL2_BUTTONS_VERT           2
  76 #define ED_CTRL3_BUTTONS_HORIZ          3
  77 #define ED_CTRL3_BUTTONS_VERT           1
  78 #define ED_CTRL4_BUTTONS_HORIZ          2
  79 #define ED_CTRL4_BUTTONS_VERT           1
  80
  81 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  82 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  83 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  84 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  85 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  86 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  87 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS +  \
  88                                 ED_NUM_CTRL2_BUTTONS +  \
  89                                 ED_NUM_CTRL3_BUTTONS +  \
  90                                 ED_NUM_CTRL4_BUTTONS)
  91
  92 /* values for the element list */
  93 #define ED_ELEMENTLIST_XPOS             5
  94 #define ED_ELEMENTLIST_YPOS             30
  95 #define ED_ELEMENTLIST_XSIZE            20
  96 #define ED_ELEMENTLIST_YSIZE            20
  97 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
  98 #define ED_ELEMENTLIST_BUTTONS_VERT     11
  99 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
 100                                          ED_ELEMENTLIST_BUTTONS_VERT)
 101
 102 /* standard distances */
 103 #define ED_BORDER_SIZE                  3
 104 #define ED_BORDER_TEXT_XSIZE            5
 105 #define ED_BORDER_AREA_YSIZE            1
 106
 107 #define ED_GADGET_DISTANCE              2
 108 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
 109 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
 110                                          MINI_TILEX / 2)
 111
 112 /* values for the settings windows */
 113 #define ED_LEVEL_SETTINGS_XSTART        (3 * MINI_TILEX / 2)
 114 #define ED_LEVEL_SETTINGS_YSTART        (7 * MINI_TILEY)
 115
 116 #define ED_ELEMENT_SETTINGS_XSTART      (3 * MINI_TILEX / 2)
 117 #define ED_ELEMENT_SETTINGS_YSTART      (10 * MINI_TILEY)
 118
 119 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE +         \
 120                                          2 * ED_GADGET_DISTANCE)
 121
 122 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 123 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 124 #define ED_SETTINGS_TAB_XOFFSET         124
 125
 126 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_LEVEL_SETTINGS_XSTART +     \
 127                                          (n) * ED_SETTINGS_XOFFSET)
 128 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_LEVEL_SETTINGS_YSTART +     \
 129                                          (n) * ED_SETTINGS_YOFFSET)
 130
 131 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_ELEMENT_SETTINGS_XSTART +   \
 132                                          (n) * ED_SETTINGS_XOFFSET)
 133 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_ELEMENT_SETTINGS_YSTART +   \
 134                                          (n) * ED_SETTINGS_YOFFSET)
 135
 136 #define ED_LEVEL_SETTINGS_TABS_XPOS(n)  (ED_LEVEL_SETTINGS_XPOS(0) +    \
 137                                         (n) * ED_SETTINGS_TAB_XOFFSET)
 138 #define ED_LEVEL_SETTINGS_TABS_YPOS(n)  (ED_LEVEL_SETTINGS_YSTART -     \
 139                                          3 * MINI_TILEY)
 140
 141 #define ED_ELEMENT_SETTINGS_TABS_XPOS(n) (ED_ELEMENT_SETTINGS_XPOS(0) + \
 142                                          (n) * ED_SETTINGS_TAB_XOFFSET)
 143 #define ED_ELEMENT_SETTINGS_TABS_YPOS(n) (ED_ELEMENT_SETTINGS_YSTART -  \
 144                                          2 * MINI_TILEY)
 145
 146 #define ED_SETTINGS1_YPOS               MINI_TILEY
 147 #define ED_SETTINGS2_XPOS               MINI_TILEX
 148 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 149
 150 /* values for counter gadgets */
 151 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 152 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 153 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART +            \
 154                                          (n) * ED_COUNTER_YDISTANCE)
 155 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART +            \
 156                                          (n) * ED_COUNTER_YDISTANCE - 2)
 157
 158 /* values for element content drawing areas */
 159 #define ED_AREA_1X1_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 160 #define ED_AREA_1X1_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 161                                          ED_GADGET_DISTANCE)
 162
 163 #define ED_AREA_3X3_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 164 #define ED_AREA_3X3_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 165                                          ED_GADGET_DISTANCE - MINI_TILEY)
 166
 167 /* yamyam content */
 168 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX +               \
 169                                          5 * ((n) % 4) * MINI_TILEX)
 170 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (11 * ED_SETTINGS_YOFFSET +     \
 171                                          6 * ((n) / 4) * MINI_TILEY)
 172
 173 /* magic ball content */
 174 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS(n) (2 * MINI_TILEX +            \
 175                                             5 * ((n) % 4) * MINI_TILEX)
 176 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS(n) (12 * ED_SETTINGS_YOFFSET +  \
 177                                             6 * ((n) / 4) * MINI_TILEY)
 178
 179 /* values for scrolling gadgets for drawing area */
 180 #define ED_SCROLLBUTTON_XPOS            24
 181 #define ED_SCROLLBUTTON_YPOS            0
 182 #define ED_SCROLLBAR_XPOS               24
 183 #define ED_SCROLLBAR_YPOS               64
 184
 185 #define ED_SCROLLBUTTON_XSIZE           16
 186 #define ED_SCROLLBUTTON_YSIZE           16
 187
 188 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 189 #define ED_SCROLL_UP_YPOS               (0)
 190 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 191 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 192 #define ED_SCROLL_LEFT_XPOS             (0)
 193 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 194 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 195 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 196 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 197                                          ED_SCROLLBUTTON_XSIZE)
 198 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 199 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 200 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 201 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 202 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 203                                          ED_SCROLLBUTTON_YSIZE)
 204 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 205 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 206
 207 /* values for scrolling gadgets for element list */
 208 #define ED_SCROLLBUTTON2_XPOS           50
 209 #define ED_SCROLLBUTTON2_YPOS           0
 210 #define ED_SCROLLBAR2_XPOS              50
 211 #define ED_SCROLLBAR2_YPOS              20
 212
 213 #define ED_SCROLLBUTTON2_XSIZE          10
 214 #define ED_SCROLLBUTTON2_YSIZE          10
 215
 216 #define ED_SCROLL2_UP_XPOS              85
 217 #define ED_SCROLL2_UP_YPOS              30
 218 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 219 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 220                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 221                                          ED_ELEMENTLIST_YSIZE -         \
 222                                          ED_SCROLLBUTTON2_YSIZE)
 223 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 224 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 225                                          ED_SCROLLBUTTON2_YSIZE)
 226 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 227 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 228                                          ED_ELEMENTLIST_YSIZE -         \
 229                                          2 * ED_SCROLLBUTTON2_YSIZE)
 230
 231 /* values for checkbutton gadgets */
 232 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 233 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 234 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 235 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 236 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 237 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 238 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 239
 240 /* values for some special graphic buttons */
 241 #define ED_COPY_CHANGE_PAGE_XPOS        25
 242 #define ED_COPY_CHANGE_PAGE_YPOS        50
 243 #define ED_PASTE_CHANGE_PAGE_XPOS       25
 244 #define ED_PASTE_CHANGE_PAGE_YPOS       70
 245
 246 /* some values for text input, selectbox and counter gadgets */
 247 #define ED_BUTTON_COUNT_YPOS            60
 248 #define ED_BUTTON_COUNT_XSIZE           20
 249 #define ED_BUTTON_COUNT_YSIZE           20
 250 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 251 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 252 #define ED_WIN_COUNT_XSIZE              52
 253 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 254 #define ED_WIN_COUNT2_XPOS              27
 255 #define ED_WIN_COUNT2_YPOS              3
 256 #define ED_WIN_COUNT2_XSIZE             46
 257 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 258
 259 #define ED_BUTTON_MINUS_XPOS            2
 260 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 261 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 262 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 263 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS +            \
 264                                          ED_WIN_COUNT_XSIZE + 2)
 265 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 266 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 267 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 268
 269 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 270 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS +            \
 271                                          2 + ED_WIN_COUNT_YSIZE)
 272 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 273 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 274
 275 #define ED_SELECTBOX_BUTTON_XSIZE       14
 276
 277 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 278 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS +            \
 279                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 280 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 281
 282 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 283 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS +            \
 284                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 285 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS +            \
 286                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 287
 288 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 289 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 290
 291 /* values for ClearEditorGadgetInfoText() and HandleEditorGadgetInfoText() */
 292 #define INFOTEXT_XPOS                   SX
 293 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 294 #define INFOTEXT_XSIZE                  SXSIZE
 295 #define INFOTEXT_YSIZE                  MINI_TILEX
 296
 297
 298 /*
 299   -----------------------------------------------------------------------------
 300   editor gadget definitions
 301   -----------------------------------------------------------------------------
 302 */
 303
 304 /* drawing toolbox buttons */
 305 #define GADGET_ID_NONE                  -1
 306 #define GADGET_ID_TOOLBOX_FIRST         0
 307
 308 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 309 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 310 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 311 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 312 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 313 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 314 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 315 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 316 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 317 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 318 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 319 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 320 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 321 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 322 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 323 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 324
 325 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 326 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 327 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 328 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 329 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 330 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 331
 332 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 333 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 334 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 335 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 336 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 337
 338 /* counter gadget identifiers */
 339 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 340
 341 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 342 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 343 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 344 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 345 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 346 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 347 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 348 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 349 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 350 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 351 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 352 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 353 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 354 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 355 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 356 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 357 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 358 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 359 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 360 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 361 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 362 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 21)
 363 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 22)
 364 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 23)
 365 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 24)
 366 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 25)
 367 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 26)
 368 #define GADGET_ID_ELEMENT_VALUE3_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 369 #define GADGET_ID_ELEMENT_VALUE3_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 370 #define GADGET_ID_ELEMENT_VALUE3_UP     (GADGET_ID_COUNTER_FIRST + 29)
 371 #define GADGET_ID_ELEMENT_VALUE4_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 372 #define GADGET_ID_ELEMENT_VALUE4_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 373 #define GADGET_ID_ELEMENT_VALUE4_UP     (GADGET_ID_COUNTER_FIRST + 32)
 374 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 375 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 376 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 35)
 377 #define GADGET_ID_BALL_CONTENT_DOWN     (GADGET_ID_COUNTER_FIRST + 36)
 378 #define GADGET_ID_BALL_CONTENT_TEXT     (GADGET_ID_COUNTER_FIRST + 37)
 379 #define GADGET_ID_BALL_CONTENT_UP       (GADGET_ID_COUNTER_FIRST + 38)
 380 #define GADGET_ID_ANDROID_CONTENT_DOWN  (GADGET_ID_COUNTER_FIRST + 39)
 381 #define GADGET_ID_ANDROID_CONTENT_TEXT  (GADGET_ID_COUNTER_FIRST + 40)
 382 #define GADGET_ID_ANDROID_CONTENT_UP    (GADGET_ID_COUNTER_FIRST + 41)
 383 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 384 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 385 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 44)
 386 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 387 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 388 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 47)
 389 #define GADGET_ID_INVENTORY_SIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 390 #define GADGET_ID_INVENTORY_SIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 391 #define GADGET_ID_INVENTORY_SIZE_UP     (GADGET_ID_COUNTER_FIRST + 50)
 392 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 51)
 393 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 52)
 394 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 53)
 395 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 54)
 396 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 55)
 397 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 56)
 398 #define GADGET_ID_CUSTOM_VALUE_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 57)
 399 #define GADGET_ID_CUSTOM_VALUE_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 58)
 400 #define GADGET_ID_CUSTOM_VALUE_FIX_UP   (GADGET_ID_COUNTER_FIRST + 59)
 401 #define GADGET_ID_CUSTOM_VALUE_RND_DOWN (GADGET_ID_COUNTER_FIRST + 60)
 402 #define GADGET_ID_CUSTOM_VALUE_RND_TEXT (GADGET_ID_COUNTER_FIRST + 61)
 403 #define GADGET_ID_CUSTOM_VALUE_RND_UP   (GADGET_ID_COUNTER_FIRST + 62)
 404 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 405 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 406 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 65)
 407 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 66)
 408 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 67)
 409 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 68)
 410 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 69)
 411 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 70)
 412 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 71)
 413 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 72)
 414 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 73)
 415 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 74)
 416 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 75)
 417 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 76)
 418 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 77)
 419 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 78)
 420 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 79)
 421 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 80)
 422 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 81)
 423 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 82)
 424 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 83)
 425 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 84)
 426 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 85)
 427 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 86)
 428 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 87)
 429 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 88)
 430 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 89)
 431 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 90)
 432 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 91)
 433 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 92)
 434 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 93)
 435 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 94)
 436 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 95)
 437 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 96)
 438 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 97)
 439 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 98)
 440
 441 /* drawing area identifiers */
 442 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 99)
 443
 444 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 445 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 446 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 447 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 448 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 449 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 450 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 451 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 452 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 453 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 454 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 455 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 456 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 457 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 458 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 459 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 460 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 461 #define GADGET_ID_ANDROID_CONTENT       (GADGET_ID_DRAWING_AREA_FIRST + 17)
 462 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 463 #define GADGET_ID_START_ELEMENT         (GADGET_ID_DRAWING_AREA_FIRST + 19)
 464 #define GADGET_ID_ARTWORK_ELEMENT       (GADGET_ID_DRAWING_AREA_FIRST + 20)
 465 #define GADGET_ID_EXPLOSION_ELEMENT     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 466 #define GADGET_ID_INVENTORY_CONTENT     (GADGET_ID_DRAWING_AREA_FIRST + 22)
 467 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 23)
 468 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 24)
 469 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 25)
 470 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 471 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 27)
 472 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 28)
 473 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 29)
 474 #define GADGET_ID_CUSTOM_CHANGE_ACTION  (GADGET_ID_DRAWING_AREA_FIRST + 30)
 475 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 31)
 476 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 32)
 477
 478 /* text input identifiers */
 479 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 33)
 480
 481 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 482 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 483 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 484
 485 /* text area identifiers */
 486 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 487
 488 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 489
 490 /* selectbox identifiers */
 491 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 492
 493 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 494 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 495 #define GADGET_ID_WIND_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 2)
 496 #define GADGET_ID_PLAYER_SPEED          (GADGET_ID_SELECTBOX_FIRST + 3)
 497 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 4)
 498 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 5)
 499 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 6)
 500 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 7)
 501 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 8)
 502 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 9)
 503 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 10)
 504 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 11)
 505 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 12)
 506 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 13)
 507 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 14)
 508 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 15)
 509 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 16)
 510 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 17)
 511 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 18)
 512 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 19)
 513 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 20)
 514 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 21)
 515 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 22)
 516 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 23)
 517 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 24)
 518 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 25)
 519 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 26)
 520 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 27)
 521 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 28)
 522
 523 /* textbutton identifiers */
 524 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 29)
 525
 526 #define GADGET_ID_LEVELINFO_LEVEL       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 527 #define GADGET_ID_LEVELINFO_EDITOR      (GADGET_ID_TEXTBUTTON_FIRST + 1)
 528 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 2)
 529 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 3)
 530 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 4)
 531 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 5)
 532 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 6)
 533 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 7)
 534 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 8)
 535 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 9)
 536
 537 /* graphicbutton identifiers */
 538 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 10)
 539
 540 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 541 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 542 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 543 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 544
 545 /* gadgets for scrolling of drawing area */
 546 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 547
 548 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 549 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 550 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 551 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 552 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 553 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 554
 555 /* gadgets for scrolling element list */
 556 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 557
 558 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 559 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 560 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 561
 562 /* checkbuttons/radiobuttons for level/element properties */
 563 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 564
 565 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 566 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 567 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 568 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 3)
 569 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 4)
 570 #define GADGET_ID_EM_EXPLODES_BY_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 5)
 571 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 572 #define GADGET_ID_USE_TIME_ORB_BUG      (GADGET_ID_CHECKBUTTON_FIRST + 7)
 573 #define GADGET_ID_RANDOM_BALL_CONTENT   (GADGET_ID_CHECKBUTTON_FIRST + 8)
 574 #define GADGET_ID_INITIAL_BALL_STATE    (GADGET_ID_CHECKBUTTON_FIRST + 9)
 575 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 10)
 576 #define GADGET_ID_CONTINUOUS_SNAPPING   (GADGET_ID_CHECKBUTTON_FIRST + 11)
 577 #define GADGET_ID_BLOCK_SNAP_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 12)
 578 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 13)
 579 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 14)
 580 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 15)
 581 #define GADGET_ID_SHIFTED_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 16)
 582 #define GADGET_ID_USE_START_ELEMENT     (GADGET_ID_CHECKBUTTON_FIRST + 17)
 583 #define GADGET_ID_USE_ARTWORK_ELEMENT   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 584 #define GADGET_ID_USE_EXPLOSION_ELEMENT (GADGET_ID_CHECKBUTTON_FIRST + 19)
 585 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 20)
 586 #define GADGET_ID_USE_INITIAL_INVENTORY (GADGET_ID_CHECKBUTTON_FIRST + 21)
 587 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 22)
 588 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 23)
 589 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 24)
 590 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 25)
 591 #define GADGET_ID_ENVELOPE_AUTOWRAP     (GADGET_ID_CHECKBUTTON_FIRST + 26)
 592 #define GADGET_ID_ENVELOPE_CENTERED     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 593 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 594 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 595 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 596 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 31)
 597 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 32)
 598 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 33)
 599 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 34)
 600 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 35)
 601 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 36)
 602 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 37)
 603 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 38)
 604 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 39)
 605 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 40)
 606 #define GADGET_ID_CUSTOM_USE_LAST_VALUE (GADGET_ID_CHECKBUTTON_FIRST + 41)
 607 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 42)
 608 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 43)
 609 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 44)
 610 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 45)
 611 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 46)
 612 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 47)
 613 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 48)
 614 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 49)
 615 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 50)
 616 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 51)
 617 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 52)
 618
 619 /* gadgets for buttons in element list */
 620 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 53)
 621 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 622                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 623
 624 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 625
 626 /* radio button numbers */
 627 #define RADIO_NR_NONE                   0
 628 #define RADIO_NR_DRAWING_TOOLBOX        1
 629 #define RADIO_NR_RANDOM_ELEMENTS        2
 630
 631 /* values for counter gadgets */
 632 #define ED_COUNTER_ID_SELECT_LEVEL      0
 633 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 634 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 635 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 636 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 637 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 638 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 639 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 640 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 641 #define ED_COUNTER_ID_ELEMENT_VALUE3    9
 642 #define ED_COUNTER_ID_ELEMENT_VALUE4    10
 643 #define ED_COUNTER_ID_YAMYAM_CONTENT    11
 644 #define ED_COUNTER_ID_BALL_CONTENT      12
 645 #define ED_COUNTER_ID_ANDROID_CONTENT   13
 646 #define ED_COUNTER_ID_ENVELOPE_XSIZE    14
 647 #define ED_COUNTER_ID_ENVELOPE_YSIZE    15
 648 #define ED_COUNTER_ID_INVENTORY_SIZE    16
 649 #define ED_COUNTER_ID_CUSTOM_SCORE      17
 650 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   18
 651 #define ED_COUNTER_ID_CUSTOM_VALUE_FIX  19
 652 #define ED_COUNTER_ID_CUSTOM_VALUE_RND  20
 653 #define ED_COUNTER_ID_PUSH_DELAY_FIX    21
 654 #define ED_COUNTER_ID_PUSH_DELAY_RND    22
 655 #define ED_COUNTER_ID_DROP_DELAY_FIX    23
 656 #define ED_COUNTER_ID_DROP_DELAY_RND    24
 657 #define ED_COUNTER_ID_MOVE_DELAY_FIX    25
 658 #define ED_COUNTER_ID_MOVE_DELAY_RND    26
 659 #define ED_COUNTER_ID_EXPLOSION_DELAY   27
 660 #define ED_COUNTER_ID_IGNITION_DELAY    28
 661 #define ED_COUNTER_ID_GROUP_CONTENT     29
 662 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  30
 663 #define ED_COUNTER_ID_CHANGE_DELAY_RND  31
 664 #define ED_COUNTER_ID_CHANGE_CONT_RND   32
 665
 666 #define ED_NUM_COUNTERBUTTONS           33
 667
 668 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 669 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_TIMESCORE
 670 #define ED_COUNTER_ID_EDITOR_FIRST      ED_COUNTER_ID_LEVEL_RANDOM
 671 #define ED_COUNTER_ID_EDITOR_LAST       ED_COUNTER_ID_LEVEL_RANDOM
 672
 673 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 674 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 675 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 676 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 677 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 678 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 679
 680 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 681 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 682
 683 /* values for scrollbutton gadgets */
 684 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 685 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 686 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 687 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 688 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 689 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 690
 691 #define ED_NUM_SCROLLBUTTONS            6
 692
 693 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 694 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 695
 696 /* values for scrollbar gadgets */
 697 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 698 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 699 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 700
 701 #define ED_NUM_SCROLLBARS               3
 702
 703 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 704 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 705
 706 /* values for text input gadgets */
 707 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 708 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 709 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 710
 711 #define ED_NUM_TEXTINPUT                3
 712
 713 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 714 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 715
 716 /* values for text area gadgets */
 717 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 718
 719 #define ED_NUM_TEXTAREAS                        1
 720
 721 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 722 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 723
 724 /* values for selectbox gadgets */
 725 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 726 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 727 #define ED_SELECTBOX_ID_WIND_DIRECTION          2
 728 #define ED_SELECTBOX_ID_PLAYER_SPEED            3
 729 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      4
 730 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     5
 731 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 6
 732 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 7
 733 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   8
 734 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     9
 735 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   10
 736 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    11
 737 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  12
 738 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    13
 739 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    14
 740 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       15
 741 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   16
 742 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       17
 743 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    18
 744 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     19
 745 #define ED_SELECTBOX_ID_CHANGE_SIDE             20
 746 #define ED_SELECTBOX_ID_CHANGE_PLAYER           21
 747 #define ED_SELECTBOX_ID_CHANGE_PAGE             22
 748 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     23
 749 #define ED_SELECTBOX_ID_ACTION_TYPE             24
 750 #define ED_SELECTBOX_ID_ACTION_MODE             25
 751 #define ED_SELECTBOX_ID_ACTION_ARG              26
 752 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      27
 753 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       28
 754
 755 #define ED_NUM_SELECTBOX                        29
 756
 757 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 758 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_WIND_DIRECTION
 759
 760 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 761 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 762 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 763 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 764 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 765 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 766
 767 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 768 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 769
 770 /* values for textbutton gadgets */
 771 #define ED_TEXTBUTTON_ID_LEVELINFO_LEVEL        0
 772 #define ED_TEXTBUTTON_ID_LEVELINFO_EDITOR       1
 773 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        2
 774 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      3
 775 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    4
 776 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    5
 777 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      6
 778 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       7
 779 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        8
 780 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        9
 781
 782 #define ED_NUM_TEXTBUTTONS                      10
 783
 784 #define ED_TEXTBUTTON_ID_LEVELINFO_FIRST ED_TEXTBUTTON_ID_LEVELINFO_LEVEL
 785 #define ED_TEXTBUTTON_ID_LEVELINFO_LAST  ED_TEXTBUTTON_ID_LEVELINFO_EDITOR
 786
 787 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 788 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 789
 790 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 791 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 792
 793 /* values for graphicbutton gadgets */
 794 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 795 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 796 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 797 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 798
 799 #define ED_NUM_GRAPHICBUTTONS                   4
 800
 801 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 802 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 803
 804 /* values for checkbutton gadgets */
 805 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     0
 806 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         1
 807 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      2
 808 #define ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE   3
 809 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 810 #define ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG      5
 811 #define ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT   6
 812 #define ED_CHECKBUTTON_ID_INITIAL_BALL_STATE    7
 813 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    8
 814 #define ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING   9
 815 #define ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD      10
 816 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      11
 817 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   12
 818 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    13
 819 #define ED_CHECKBUTTON_ID_SHIFTED_RELOCATION    14
 820 #define ED_CHECKBUTTON_ID_USE_START_ELEMENT     15
 821 #define ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT   16
 822 #define ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT 17
 823 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       18
 824 #define ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY 19
 825 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  20
 826 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    21
 827 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    22
 828 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     23
 829 #define ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP     24
 830 #define ED_CHECKBUTTON_ID_ENVELOPE_CENTERED     25
 831 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    26
 832 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   27
 833 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     28
 834 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 29
 835 #define ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE 30
 836 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 31
 837 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 32
 838 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       33
 839 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       34
 840 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      35
 841 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       36
 842 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         37
 843 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    38
 844 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   39
 845 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  40
 846 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 41
 847 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     42
 848 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          43
 849 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  44
 850 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   45
 851 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  46
 852 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    47
 853 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  48
 854 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     49
 855 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     50
 856
 857 #define ED_NUM_CHECKBUTTONS                     51
 858
 859 #define ED_CHECKBUTTON_ID_EDITOR_FIRST  ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 860 #define ED_CHECKBUTTON_ID_EDITOR_LAST   ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 861
 862 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 863 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 864 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 865 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 866 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 867 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 868
 869 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 870 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 871
 872 /* values for radiobutton gadgets */
 873 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 874 #define ED_RADIOBUTTON_ID_QUANTITY      1
 875
 876 #define ED_NUM_RADIOBUTTONS             2
 877
 878 #define ED_RADIOBUTTON_ID_EDITOR_FIRST  ED_RADIOBUTTON_ID_PERCENTAGE
 879 #define ED_RADIOBUTTON_ID_EDITOR_LAST   ED_RADIOBUTTON_ID_QUANTITY
 880
 881 /* values for drawing area gadgets */
 882 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 883 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 884 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 885 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 886 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 887 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 888 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 889 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 890 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 891 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 892 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 893 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 894 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 895 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 896 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 897 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 898 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 899 #define ED_DRAWING_ID_ANDROID_CONTENT           17
 900 #define ED_DRAWING_ID_AMOEBA_CONTENT            18
 901 #define ED_DRAWING_ID_START_ELEMENT             19
 902 #define ED_DRAWING_ID_ARTWORK_ELEMENT           20
 903 #define ED_DRAWING_ID_EXPLOSION_ELEMENT         21
 904 #define ED_DRAWING_ID_INVENTORY_CONTENT         22
 905 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            23
 906 #define ED_DRAWING_ID_CUSTOM_CONTENT            24
 907 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         25
 908 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         26
 909 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      27
 910 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     28
 911 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     29
 912 #define ED_DRAWING_ID_CUSTOM_CHANGE_ACTION      30
 913 #define ED_DRAWING_ID_GROUP_CONTENT             31
 914 #define ED_DRAWING_ID_RANDOM_BACKGROUND         32
 915
 916 #define ED_NUM_DRAWING_AREAS                    33
 917
 918
 919 /*
 920   -----------------------------------------------------------------------------
 921   some internally used definitions
 922   -----------------------------------------------------------------------------
 923 */
 924
 925 /* values for CopyLevelToUndoBuffer() */
 926 #define UNDO_IMMEDIATE                  0
 927 #define UNDO_ACCUMULATE                 1
 928
 929 /* values for scrollbars */
 930 #define ED_SCROLL_NO                    0
 931 #define ED_SCROLL_LEFT                  1
 932 #define ED_SCROLL_RIGHT                 2
 933 #define ED_SCROLL_UP                    4
 934 #define ED_SCROLL_DOWN                  8
 935
 936 /* screens in the level editor */
 937 #define ED_MODE_DRAWING                 0
 938 #define ED_MODE_INFO                    1
 939 #define ED_MODE_PROPERTIES              2
 940
 941 /* sub-screens in the global settings section */
 942 #define ED_MODE_LEVELINFO_LEVEL         ED_TEXTBUTTON_ID_LEVELINFO_LEVEL
 943 #define ED_MODE_LEVELINFO_EDITOR        ED_TEXTBUTTON_ID_LEVELINFO_EDITOR
 944
 945 /* sub-screens in the element properties section */
 946 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 947 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 948 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 949 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 950 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 951
 952 /* how many steps can be cancelled */
 953 #define NUM_UNDO_STEPS                  (10 + 1)
 954
 955 /* values for elements with score for certain actions */
 956 #define MIN_SCORE                       0
 957 #define MAX_SCORE                       999
 958
 959 /* values for elements with count for collecting */
 960 #define MIN_COLLECT_COUNT               0
 961 #define MAX_COLLECT_COUNT               999
 962
 963 /* values for random placement */
 964 #define RANDOM_USE_PERCENTAGE           0
 965 #define RANDOM_USE_QUANTITY             1
 966
 967 /* maximal size of level editor drawing area */
 968 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 969 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 970
 971
 972 /*
 973   -----------------------------------------------------------------------------
 974   some internally used data structure definitions
 975   -----------------------------------------------------------------------------
 976 */
 977
 978 static struct
 979 {
 980   char shortcut;
 981   char *text;
 982 } control_info[ED_NUM_CTRL_BUTTONS] =
 983 {
 984   /* note: some additional characters are already reserved for "cheat mode"
 985      shortcuts (":XYZ" style) -- for details, see "events.c" */
 986
 987   { 's',        "draw single items"                     },
 988   { 'd',        "draw connected items"                  },
 989   { 'l',        "draw lines"                            },
 990   { 'a',        "draw arcs"                             },
 991   { 'r',        "draw outline rectangles"               },
 992   { 'R',        "draw filled rectangles"                },
 993   { '\0',       "wrap (rotate) level up"                },
 994   { 't',        "enter text elements"                   },
 995   { 'f',        "flood fill"                            },
 996   { '\0',       "wrap (rotate) level left"              },
 997   { '?',        "properties of drawing element"         },
 998   { '\0',       "wrap (rotate) level right"             },
 999   { '\0',       "random element placement"              },
1000   { 'b',        "grab brush"                            },
1001   { '\0',       "wrap (rotate) level down"              },
1002   { ',',        "pick drawing element"                  },
1003
1004   { 'U',        "undo last operation"                   },
1005   { 'I',        "properties of level"                   },
1006   { 'S',        "save level"                            },
1007   { 'C',        "clear level"                           },
1008   { 'T',        "test level"                            },
1009   { 'E',        "exit level editor"                     },
1010
1011   { '\0',       "copy settings from other element"      },
1012   { '\0',       "copy settings to other element"        },
1013   { '\0',       "exchange element with other element"   },
1014
1015   { '\0',       "copy settings from this element"       },
1016   { '\0',       "paste settings to this element"        },
1017 };
1018
1019 static int random_placement_value = 10;
1020 static int random_placement_method = RANDOM_USE_QUANTITY;
1021 static int random_placement_background_element = EL_SAND;
1022 static boolean random_placement_background_restricted = FALSE;
1023 static boolean stick_element_properties_window = FALSE;
1024 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
1025 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
1026 static struct ElementChangeInfo custom_element_change;
1027 static struct ElementGroupInfo group_element_info;
1028 static struct ElementInfo custom_element;
1029
1030 static struct
1031 {
1032   int x, y;
1033   int min_value, max_value;
1034   int gadget_id_down, gadget_id_up;
1035   int gadget_id_text;
1036   int gadget_id_align;
1037   int *value;
1038   char *text_above, *text_left, *text_right;
1039 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
1040 {
1041   /* ---------- current level number --------------------------------------- */
1042
1043   {
1044     DX + 5 - SX,                        DY + 3 - SY,
1045     1,                                  100,
1046     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
1047     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
1048     &level_nr,
1049     NULL,                               NULL, NULL
1050   },
1051
1052   /* ---------- level and editor settings ---------------------------------- */
1053
1054   {
1055     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
1056     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
1057     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
1058     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
1059     &level.fieldx,
1060     "playfield size:",                  NULL, "width",
1061   },
1062   {
1063     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
1064     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
1065     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
1066     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
1067     &level.fieldy,
1068     NULL,                               " ", "height",
1069   },
1070   {
1071     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1072     0,                                  999,
1073     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
1074     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
1075     &level.gems_needed,
1076     NULL, "number of gems to collect:", NULL
1077   },
1078   {
1079     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(7),
1080     0,                                  9999,
1081     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
1082     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
1083     &level.time,
1084     "time or step limit to solve level:", NULL, NULL
1085   },
1086   {
1087     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(9),
1088     0,                                  999,
1089     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1090     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1091     &level.score[SC_TIME_BONUS],
1092     "score for each second/step left:", NULL, NULL
1093   },
1094   {
1095     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1096     1,                                  100,
1097     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1098     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1099     &random_placement_value,
1100     "random element placement:",        NULL, "in"
1101   },
1102
1103   /* ---------- element settings: configure (various elements) ------------- */
1104
1105   {
1106     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1107     MIN_SCORE,                          MAX_SCORE,
1108     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1109     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1110     NULL,                               /* will be set when used */
1111     NULL,                               NULL, NULL
1112   },
1113   {
1114     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1115     MIN_SCORE,                          MAX_SCORE,
1116     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1117     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1118     NULL,                               /* will be set when used */
1119     NULL,                               NULL, NULL
1120   },
1121   {
1122     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1123     MIN_SCORE,                          MAX_SCORE,
1124     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1125     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1126     NULL,                               /* will be set when used */
1127     NULL,                               NULL, NULL
1128   },
1129   {
1130     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1131     MIN_SCORE,                          MAX_SCORE,
1132     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1133     GADGET_ID_ELEMENT_VALUE4_TEXT,      GADGET_ID_NONE,
1134     NULL,                               /* will be set when used */
1135     NULL,                               NULL, NULL
1136   },
1137   {
1138     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1139     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1140     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1141     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1142     &level.num_yamyam_contents,
1143     NULL,                               NULL, "number of content areas"
1144   },
1145   {
1146     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1147     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1148     GADGET_ID_BALL_CONTENT_DOWN,        GADGET_ID_BALL_CONTENT_UP,
1149     GADGET_ID_BALL_CONTENT_TEXT,        GADGET_ID_NONE,
1150     &level.num_ball_contents,
1151     NULL,                               NULL, "number of content areas"
1152   },
1153   {
1154     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1155     MIN_ANDROID_ELEMENTS,               MAX_ANDROID_ELEMENTS,
1156     GADGET_ID_ANDROID_CONTENT_DOWN,     GADGET_ID_ANDROID_CONTENT_UP,
1157     GADGET_ID_ANDROID_CONTENT_TEXT,     GADGET_ID_NONE,
1158     &level.num_android_clone_elements,
1159     NULL,                               NULL, "number of clonable elements"
1160   },
1161   {
1162     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1163     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1164     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1165     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1166     NULL,                               /* will be set when used */
1167     NULL,                               NULL, "width",
1168   },
1169   {
1170     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1171     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1172     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1173     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1174     NULL,                               /* will be set when used */
1175     NULL,                               " ", "height",
1176   },
1177   {
1178     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1179     MIN_INITIAL_INVENTORY_SIZE,         MAX_INITIAL_INVENTORY_SIZE,
1180     GADGET_ID_INVENTORY_SIZE_DOWN,      GADGET_ID_INVENTORY_SIZE_UP,
1181     GADGET_ID_INVENTORY_SIZE_TEXT,      GADGET_ID_NONE,
1182     &level.initial_inventory_size[0],
1183     NULL,                               NULL, "number of inventory elements"
1184   },
1185
1186   /* ---------- element settings: configure 1 (custom elements) ------------ */
1187
1188   {
1189     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1190     MIN_SCORE,                          MAX_SCORE,
1191     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1192     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1193     &custom_element.collect_score_initial,
1194     NULL,                               "CE score", " "
1195   },
1196   {
1197     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1198     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1199     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1200     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1201     &custom_element.collect_count_initial,
1202     NULL,                               "CE count", NULL
1203   },
1204   {
1205     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1206     0,                                  9999,
1207     GADGET_ID_CUSTOM_VALUE_FIX_DOWN,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1208     GADGET_ID_CUSTOM_VALUE_FIX_TEXT,    GADGET_ID_NONE,
1209     &custom_element.ce_value_fixed_initial,
1210     NULL,                               "CE value", NULL
1211   },
1212   {
1213     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1214     0,                                  9999,
1215     GADGET_ID_CUSTOM_VALUE_RND_DOWN,    GADGET_ID_CUSTOM_VALUE_RND_UP,
1216     GADGET_ID_CUSTOM_VALUE_RND_TEXT,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1217     &custom_element.ce_value_random_initial,
1218     NULL,                               "+random", NULL
1219   },
1220   {
1221     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1222     0,                                  999,
1223     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1224     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1225     &custom_element.push_delay_fixed,
1226     NULL,                               "push delay", NULL
1227   },
1228   {
1229     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1230     0,                                  999,
1231     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1232     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1233     &custom_element.push_delay_random,
1234     NULL,                               "+random", NULL
1235   },
1236   {
1237     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1238     0,                                  999,
1239     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1240     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1241     &custom_element.drop_delay_fixed,
1242     NULL,                               "drop delay", NULL
1243   },
1244   {
1245     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1246     0,                                  999,
1247     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1248     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1249     &custom_element.drop_delay_random,
1250     NULL,                               "+random", NULL
1251   },
1252
1253   /* ---------- element settings: configure 2 (custom elements) ------------ */
1254
1255   {
1256     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1257     0,                                  999,
1258     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1259     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1260     &custom_element.move_delay_fixed,
1261     NULL,                               "move delay", NULL
1262   },
1263   {
1264     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1265     0,                                  999,
1266     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1267     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1268     &custom_element.move_delay_random,
1269     NULL,                               "+random", NULL
1270   },
1271   {
1272     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1273     0,                                  999,
1274     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1275     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1276     &custom_element.explosion_delay,
1277     NULL,                               "explosion delay", NULL
1278   },
1279   {
1280     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1281     0,                                  999,
1282     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1283     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1284     &custom_element.ignition_delay,
1285     NULL,                               "ignition delay", "(by fire)"
1286   },
1287
1288   /* ---------- element settings: configure (group elements) --------------- */
1289
1290   {
1291     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1292     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1293     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1294     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1295     &group_element_info.num_elements,
1296     NULL,                               NULL, "number of elements in group"
1297   },
1298
1299   /* ---------- element settings: advanced (custom elements) --------------- */
1300
1301   {
1302     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1303     0,                                  999,
1304     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1305     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1306     &custom_element_change.delay_fixed,
1307     NULL,                               "CE delay", NULL,
1308   },
1309   {
1310     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1311     0,                                  999,
1312     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1313     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1314     &custom_element_change.delay_random,
1315     NULL,                               "+random", NULL
1316   },
1317   {
1318     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1319     0,                                  100,
1320     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1321     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1322     &custom_element_change.random_percentage,
1323     NULL,                               "use random replace:", "%"
1324   },
1325 };
1326
1327 static struct
1328 {
1329   int x, y;
1330   int gadget_id;
1331   int size;
1332   char *value;
1333   char *text_above, *infotext;
1334 } textinput_info[ED_NUM_TEXTINPUT] =
1335 {
1336   {
1337     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1338     GADGET_ID_LEVEL_NAME,
1339     MAX_LEVEL_NAME_LEN,
1340     level.name,
1341     "Title:", "Title"
1342   },
1343   {
1344     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1345     GADGET_ID_LEVEL_AUTHOR,
1346     MAX_LEVEL_AUTHOR_LEN,
1347     level.author,
1348     "Author:", "Author"
1349   },
1350   {
1351     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1352     GADGET_ID_ELEMENT_NAME,
1353     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1354     custom_element.description,
1355     NULL, "Element name"
1356   }
1357 };
1358
1359 static struct
1360 {
1361   int x, y;
1362   int gadget_id;
1363   int xsize, ysize;
1364   char *value;
1365   char *text_above, *infotext;
1366 } textarea_info[ED_NUM_TEXTAREAS] =
1367 {
1368   {
1369     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1370     GADGET_ID_ENVELOPE_INFO,
1371     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1372     NULL,
1373     "Envelope Content:", "Envelope Content"
1374   }
1375 };
1376
1377 static struct ValueTextInfo options_time_or_steps[] =
1378 {
1379   { 0,                          "seconds"                       },
1380   { 1,                          "steps"                         },
1381
1382   { -1,                         NULL                            }
1383 };
1384
1385 static struct ValueTextInfo options_game_engine_type[] =
1386 {
1387   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1388   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1389
1390   { -1,                         NULL                            }
1391 };
1392
1393 static struct ValueTextInfo options_wind_direction[] =
1394 {
1395   { MV_START_NONE,              "none"                          },
1396   { MV_START_LEFT,              "left"                          },
1397   { MV_START_RIGHT,             "right"                         },
1398   { MV_START_UP,                "up"                            },
1399   { MV_START_DOWN,              "down"                          },
1400
1401   { -1,                         NULL                            }
1402 };
1403
1404 static struct ValueTextInfo options_player_speed[] =
1405 {
1406   { 0,                          "frozen"                        },
1407   { 1,                          "very slow"                     },
1408   { 2,                          "slow"                          },
1409   { 4,                          "normal"                        },
1410   { 8,                          "fast"                          },
1411   { 16,                         "very fast"                     },
1412   { 32,                         "ultrafast"                     },
1413
1414   { -1,                         NULL                            }
1415 };
1416
1417 static struct ValueTextInfo options_access_type[] =
1418 {
1419   { EP_WALKABLE,                "walkable"                      },
1420   { EP_PASSABLE,                "passable"                      },
1421
1422   { -1,                         NULL                            }
1423 };
1424
1425 static struct ValueTextInfo options_access_layer[] =
1426 {
1427   { EP_ACCESSIBLE_OVER,         "over"                          },
1428   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1429   { EP_ACCESSIBLE_UNDER,        "under"                         },
1430
1431   { -1,                         NULL                            }
1432 };
1433
1434 static struct ValueTextInfo options_access_protected[] =
1435 {
1436   { 0,                          "unprotected"                   },
1437   { 1,                          "protected"                     },
1438
1439   { -1,                         NULL                            }
1440 };
1441
1442 static struct ValueTextInfo options_access_direction[] =
1443 {
1444   { MV_NO_DIRECTION,            "no direction"                  },
1445   { MV_LEFT,                    "left"                          },
1446   { MV_RIGHT,                   "right"                         },
1447   { MV_UP,                      "up"                            },
1448   { MV_DOWN,                    "down"                          },
1449   { MV_LEFT  | MV_UP,           "left + up"                     },
1450   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1451   { MV_RIGHT | MV_UP,           "right + up"                    },
1452   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1453   { MV_HORIZONTAL,              "horizontal"                    },
1454   { MV_VERTICAL,                "vertical"                      },
1455   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1456   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1457   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1458   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1459   { MV_ALL_DIRECTIONS,          "all directions"                },
1460
1461   { -1,                         NULL                            }
1462 };
1463
1464 static struct ValueTextInfo options_walk_to_action[] =
1465 {
1466   { EP_DIGGABLE,                "diggable"                      },
1467   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1468   { EP_DROPPABLE,               "collectible & droppable"       },
1469   { EP_THROWABLE,               "collectible & throwable"       },
1470   { EP_PUSHABLE,                "pushable"                      },
1471
1472   { -1,                         NULL                            }
1473 };
1474
1475 static struct ValueTextInfo options_move_pattern[] =
1476 {
1477   { MV_LEFT,                    "left"                          },
1478   { MV_RIGHT,                   "right"                         },
1479   { MV_UP,                      "up"                            },
1480   { MV_DOWN,                    "down"                          },
1481   { MV_HORIZONTAL,              "horizontal"                    },
1482   { MV_VERTICAL,                "vertical"                      },
1483   { MV_ALL_DIRECTIONS,          "all directions"                },
1484   { MV_WIND_DIRECTION,          "wind direction"                },
1485   { MV_TOWARDS_PLAYER,          "towards player"                },
1486   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1487   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1488   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1489   { MV_TURNING_LEFT,            "turning left"                  },
1490   { MV_TURNING_RIGHT,           "turning right"                 },
1491   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1492   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1493   { MV_TURNING_RANDOM,          "turning random"                },
1494   { MV_MAZE_RUNNER,             "maze runner style"             },
1495   { MV_MAZE_HUNTER,             "maze hunter style"             },
1496   { MV_WHEN_PUSHED,             "when pushed"                   },
1497   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1498
1499   { -1,                         NULL                            }
1500 };
1501
1502 static struct ValueTextInfo options_move_direction[] =
1503 {
1504   { MV_START_AUTOMATIC,         "automatic"                     },
1505   { MV_START_LEFT,              "left"                          },
1506   { MV_START_RIGHT,             "right"                         },
1507   { MV_START_UP,                "up"                            },
1508   { MV_START_DOWN,              "down"                          },
1509   { MV_START_RANDOM,            "random"                        },
1510   { MV_START_PREVIOUS,          "previous"                      },
1511
1512   { -1,                         NULL                            }
1513 };
1514
1515 static struct ValueTextInfo options_move_stepsize[] =
1516 {
1517   { 0,                          "not moving"                    },
1518   { 1,                          "very slow"                     },
1519   { 2,                          "slow"                          },
1520   { 4,                          "normal"                        },
1521   { 8,                          "fast"                          },
1522   { 16,                         "very fast"                     },
1523   { 32,                         "even faster"                   },
1524
1525   { -1,                         NULL                            }
1526 };
1527
1528 static struct ValueTextInfo options_move_leave_type[] =
1529 {
1530   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1531   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1532
1533   { -1,                         NULL                            }
1534 };
1535
1536 static struct ValueTextInfo options_smash_targets[] =
1537 {
1538   { EP_CAN_SMASH_PLAYER,        "player"                        },
1539 #if 0
1540   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1541 #endif
1542   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1543
1544   { -1,                         NULL                            }
1545 };
1546
1547 static struct ValueTextInfo options_slippery_type[] =
1548 {
1549   { SLIPPERY_ANY_RANDOM,        "random"                        },
1550   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1551   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1552   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1553   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1554
1555   { -1,                         NULL                            }
1556 };
1557
1558 static struct ValueTextInfo options_deadliness[] =
1559 {
1560   { EP_DONT_RUN_INTO,           "running into"                  },
1561   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1562   { EP_DONT_GET_HIT_BY,         "getting hit by"                },
1563   { EP_DONT_TOUCH,              "touching"                      },
1564
1565   { -1,                         NULL                            }
1566 };
1567
1568 static struct ValueTextInfo options_explosion_type[] =
1569 {
1570   { EXPLODES_3X3,               "3x3"                           },
1571   { EXPLODES_CROSS,             "3+3"                           },
1572   { EXPLODES_1X1,               "1x1"                           },
1573
1574   { -1,                         NULL                            }
1575 };
1576
1577 static struct ValueTextInfo options_time_units[] =
1578 {
1579   { 1,                          "frames"                        },
1580   { FRAMES_PER_SECOND,          "seconds"                       },
1581
1582   { -1,                         NULL                            }
1583 };
1584
1585 static struct ValueTextInfo options_change_direct_action[] =
1586 {
1587   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1588   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1589   { CE_SWITCHED_BY_PLAYER,      "switched by player"            },
1590   { CE_SNAPPED_BY_PLAYER,       "snapped by player"             },
1591   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1592   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1593   { CE_LEFT_BY_PLAYER,          "left by player"                },
1594   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1595   { CE_SWITCHED,                "switched"                      },
1596   { CE_HITTING_SOMETHING,       "hitting something"             },
1597   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1598 #if 0
1599   { CE_BLOCKED,                 "blocked"                       },
1600 #endif
1601   { CE_IMPACT,                  "impact (on something)"         },
1602   { CE_SMASHED,                 "smashed (from above)"          },
1603 #if 0
1604   { CE_VALUE_CHANGES,           "CE value changes"              },
1605   { CE_SCORE_CHANGES,           "CE score changes"              },
1606 #endif
1607   { CE_VALUE_GETS_ZERO,         "CE value gets 0"               },
1608   { CE_SCORE_GETS_ZERO,         "CE score gets 0"               },
1609
1610   { -1,                         NULL                            }
1611 };
1612
1613 static struct ValueTextInfo options_change_other_action[] =
1614 {
1615   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1616   { CE_PLAYER_PRESSES_X,        "player presses"                },
1617   { CE_PLAYER_SWITCHES_X,       "player switches"               },
1618   { CE_PLAYER_SNAPS_X,          "player snaps"                  },
1619   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1620   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1621   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1622   { CE_PLAYER_DIGS_X,           "player digs"                   },
1623   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1624   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1625   { CE_TOUCHING_X,              "touching"                      },
1626   { CE_HITTING_X,               "hitting"                       },
1627   { CE_DIGGING_X,               "digging"                       },
1628   { CE_HIT_BY_X,                "hit by"                        },
1629   { CE_SWITCH_OF_X,             "switch of"                     },
1630   { CE_CHANGE_OF_X,             "change by page of"             },
1631   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1632   { CE_MOVE_OF_X,               "move of"                       },
1633   { CE_CREATION_OF_X,           "creation of"                   },
1634   { CE_VALUE_CHANGES_OF_X,      "CE value changes of"           },
1635   { CE_SCORE_CHANGES_OF_X,      "CE score changes of"           },
1636   { CE_VALUE_GETS_ZERO_OF_X,    "CE value gets 0 of"            },
1637   { CE_SCORE_GETS_ZERO_OF_X,    "CE score gets 0 of"            },
1638
1639   { -1,                         NULL                            }
1640 };
1641
1642 static struct ValueTextInfo options_change_trigger_side[] =
1643 {
1644   { CH_SIDE_LEFT,               "left"                          },
1645   { CH_SIDE_RIGHT,              "right"                         },
1646   { CH_SIDE_TOP,                "top"                           },
1647   { CH_SIDE_BOTTOM,             "bottom"                        },
1648   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1649   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1650   { CH_SIDE_ANY,                "any"                           },
1651
1652   { -1,                         NULL                            }
1653 };
1654
1655 static struct ValueTextInfo options_change_trigger_player[] =
1656 {
1657   { CH_PLAYER_1,                "1"                             },
1658   { CH_PLAYER_2,                "2"                             },
1659   { CH_PLAYER_3,                "3"                             },
1660   { CH_PLAYER_4,                "4"                             },
1661   { CH_PLAYER_ANY,              "any"                           },
1662
1663   { -1,                         NULL                            }
1664 };
1665
1666 static struct ValueTextInfo options_change_trigger_page[] =
1667 {
1668   { (1 << 0),                   "1"                             },
1669   { (1 << 1),                   "2"                             },
1670   { (1 << 2),                   "3"                             },
1671   { (1 << 3),                   "4"                             },
1672   { (1 << 4),                   "5"                             },
1673   { (1 << 5),                   "6"                             },
1674   { (1 << 6),                   "7"                             },
1675   { (1 << 7),                   "8"                             },
1676   { (1 << 8),                   "9"                             },
1677   { (1 << 9),                   "10"                            },
1678   { (1 << 10),                  "11"                            },
1679   { (1 << 11),                  "12"                            },
1680   { (1 << 12),                  "13"                            },
1681   { (1 << 13),                  "14"                            },
1682   { (1 << 14),                  "15"                            },
1683   { (1 << 15),                  "16"                            },
1684   { (1 << 16),                  "17"                            },
1685   { (1 << 17),                  "18"                            },
1686   { (1 << 18),                  "19"                            },
1687   { (1 << 19),                  "20"                            },
1688   { (1 << 20),                  "21"                            },
1689   { (1 << 21),                  "22"                            },
1690   { (1 << 22),                  "23"                            },
1691   { (1 << 23),                  "24"                            },
1692   { (1 << 24),                  "25"                            },
1693   { (1 << 25),                  "26"                            },
1694   { (1 << 26),                  "27"                            },
1695   { (1 << 27),                  "28"                            },
1696   { (1 << 28),                  "29"                            },
1697   { (1 << 29),                  "30"                            },
1698   { (1 << 30),                  "31"                            },
1699   { (1 << 31),                  "32"                            },
1700   { CH_PAGE_ANY,                "any"                           },
1701
1702   { -1,                         NULL                            }
1703 };
1704
1705 static struct ValueTextInfo options_change_replace_when[] =
1706 {
1707   { CP_WHEN_EMPTY,              "empty"                         },
1708   { CP_WHEN_WALKABLE,           "walkable"                      },
1709   { CP_WHEN_DIGGABLE,           "diggable"                      },
1710   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1711   { CP_WHEN_REMOVABLE,          "removable"                     },
1712   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1713
1714   { -1,                         NULL                            }
1715 };
1716
1717 static struct ValueTextInfo options_action_type[] =
1718 {
1719   { CA_NO_ACTION,               "no action"                     },
1720   { CA_UNDEFINED,               " "                             },
1721   { CA_HEADLINE_LEVEL_ACTIONS,  "[level]"                       },
1722   { CA_RESTART_LEVEL,           "restart level"                 },
1723   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1724   { CA_SET_LEVEL_TIME,          "set time"                      },
1725   { CA_SET_LEVEL_SCORE,         "set score"                     },
1726   { CA_SET_LEVEL_GEMS,          "set gems"                      },
1727   { CA_SET_LEVEL_WIND,          "set wind dir."                 },
1728   { CA_UNDEFINED,               " "                             },
1729   { CA_HEADLINE_PLAYER_ACTIONS, "[player]"                      },
1730   { CA_MOVE_PLAYER,             "move player"                   },
1731   { CA_EXIT_PLAYER,             "exit player"                   },
1732   { CA_KILL_PLAYER,             "kill player"                   },
1733   { CA_SET_PLAYER_KEYS,         "set keys"                      },
1734   { CA_SET_PLAYER_SPEED,        "set speed"                     },
1735   { CA_SET_PLAYER_SHIELD,       "set shield"                    },
1736   { CA_SET_PLAYER_GRAVITY,      "set gravity"                   },
1737   { CA_SET_PLAYER_ARTWORK,      "set artwork"                   },
1738   { CA_SET_PLAYER_INVENTORY,    "set inventory"                 },
1739   { CA_UNDEFINED,               " "                             },
1740   { CA_HEADLINE_CE_ACTIONS,     "[CE]"                          },
1741   { CA_SET_CE_VALUE,            "set CE value"                  },
1742   { CA_SET_CE_SCORE,            "set CE score"                  },
1743   { CA_SET_CE_ARTWORK,          "set CE artwork"                },
1744   { CA_UNDEFINED,               " "                             },
1745   { CA_HEADLINE_ENGINE_ACTIONS, "[engine]"                      },
1746   { CA_SET_ENGINE_SCAN_MODE,    "set scan mode"                 },
1747
1748   { -1,                         NULL                            }
1749 };
1750
1751 static struct ValueTextInfo options_action_mode_none[] =
1752 {
1753   { CA_MODE_UNDEFINED,          " "                             },
1754
1755   { -1,                         NULL                            }
1756 };
1757
1758 static struct ValueTextInfo options_action_mode_assign[] =
1759 {
1760   { CA_MODE_SET,                "="                             },
1761
1762   { -1,                         NULL                            }
1763 };
1764
1765 static struct ValueTextInfo options_action_mode_add_remove[] =
1766 {
1767   { CA_MODE_ADD,                "+"                             },
1768   { CA_MODE_SUBTRACT,           "-"                             },
1769
1770   { -1,                         NULL                            }
1771 };
1772
1773 static struct ValueTextInfo options_action_mode_calculate[] =
1774 {
1775   { CA_MODE_SET,                "="                             },
1776   { CA_MODE_ADD,                "+"                             },
1777   { CA_MODE_SUBTRACT,           "-"                             },
1778   { CA_MODE_MULTIPLY,           "*"                             },
1779   { CA_MODE_DIVIDE,             "/"                             },
1780   { CA_MODE_MODULO,             "%"                             },
1781
1782   { -1,                         NULL                            }
1783 };
1784
1785 static struct ValueTextInfo options_action_arg_none[] =
1786 {
1787   { CA_ARG_UNDEFINED,           "         "                     },
1788
1789   { -1,                         NULL                            }
1790 };
1791
1792 static struct ValueTextInfo options_action_arg_player[] =
1793 {
1794   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1795   { CA_ARG_PLAYER_1,            "1"                             },
1796   { CA_ARG_PLAYER_2,            "2"                             },
1797   { CA_ARG_PLAYER_3,            "3"                             },
1798   { CA_ARG_PLAYER_4,            "4"                             },
1799   { CA_ARG_PLAYER_ANY,          "any"                           },
1800   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1801   { CA_ARG_PLAYER_ACTION,       "action ->"                     },
1802
1803   { -1,                         NULL                            }
1804 };
1805
1806 static struct ValueTextInfo options_action_arg_number[] =
1807 {
1808   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1809   { CA_ARG_0,                   "0"                             },
1810   { CA_ARG_1,                   "1"                             },
1811   { CA_ARG_2,                   "2"                             },
1812   { CA_ARG_3,                   "3"                             },
1813   { CA_ARG_4,                   "4"                             },
1814   { CA_ARG_5,                   "5"                             },
1815   { CA_ARG_10,                  "10"                            },
1816   { CA_ARG_100,                 "100"                           },
1817   { CA_ARG_1000,                "1000"                          },
1818   { CA_ARG_UNDEFINED,           " "                             },
1819   { CA_ARG_NUMBER_MIN,          "min"                           },
1820   { CA_ARG_NUMBER_MAX,          "max"                           },
1821   { CA_ARG_UNDEFINED,           " "                             },
1822   { CA_ARG_NUMBER_RESET,        "reset"                         },
1823   { CA_ARG_UNDEFINED,           " "                             },
1824   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1825   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1826   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1827   { CA_ARG_UNDEFINED,           " "                             },
1828   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1829   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1830   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1831   { CA_ARG_UNDEFINED,           " "                             },
1832   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
1833   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
1834   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
1835   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
1836   { CA_ARG_UNDEFINED,           " "                             },
1837   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
1838   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
1839   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
1840   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
1841
1842   { -1,                         NULL                            }
1843 };
1844
1845 static struct ValueTextInfo options_action_arg_value[] =
1846 {
1847   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1848   { CA_ARG_0,                   "0"                             },
1849   { CA_ARG_1,                   "1"                             },
1850   { CA_ARG_2,                   "2"                             },
1851   { CA_ARG_3,                   "3"                             },
1852   { CA_ARG_4,                   "4"                             },
1853   { CA_ARG_5,                   "5"                             },
1854   { CA_ARG_10,                  "10"                            },
1855   { CA_ARG_100,                 "100"                           },
1856   { CA_ARG_1000,                "1000"                          },
1857   { CA_ARG_UNDEFINED,           " "                             },
1858   { CA_ARG_NUMBER_MIN,          "min"                           },
1859   { CA_ARG_NUMBER_MAX,          "max"                           },
1860   { CA_ARG_UNDEFINED,           " "                             },
1861   { CA_ARG_NUMBER_RESET,        "reset"                         },
1862   { CA_ARG_UNDEFINED,           " "                             },
1863   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1864   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1865   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1866   { CA_ARG_UNDEFINED,           " "                             },
1867   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1868   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1869   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1870   { CA_ARG_UNDEFINED,           " "                             },
1871   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
1872   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
1873   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
1874   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
1875   { CA_ARG_UNDEFINED,           " "                             },
1876   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
1877   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
1878   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
1879   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
1880   { CA_ARG_UNDEFINED,           " "                             },
1881   { CA_ARG_ELEMENT_NR_HEADLINE, "[element]"                     },
1882   { CA_ARG_ELEMENT_NR_TARGET,   "target"                        },
1883   { CA_ARG_ELEMENT_NR_TRIGGER,  "trigger"                       },
1884   { CA_ARG_ELEMENT_NR_ACTION,   "action ->"                     },
1885
1886   { -1,                         NULL                            }
1887 };
1888
1889 static struct ValueTextInfo options_action_arg_envelope[] =
1890 {
1891   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1892   { CA_ARG_1,                   "1"                             },
1893   { CA_ARG_2,                   "2"                             },
1894   { CA_ARG_3,                   "3"                             },
1895   { CA_ARG_4,                   "4"                             },
1896   { CA_ARG_UNDEFINED,           " "                             },
1897   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1898   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1899   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1900   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1901
1902   { -1,                         NULL                            }
1903 };
1904
1905 static struct ValueTextInfo options_action_arg_key[] =
1906 {
1907   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1908   { CA_ARG_1,                   "1"                             },
1909   { CA_ARG_2,                   "2"                             },
1910   { CA_ARG_3,                   "3"                             },
1911   { CA_ARG_4,                   "4"                             },
1912   { CA_ARG_5,                   "5"                             },
1913   { CA_ARG_6,                   "6"                             },
1914   { CA_ARG_7,                   "7"                             },
1915   { CA_ARG_8,                   "8"                             },
1916   { CA_ARG_UNDEFINED,           " "                             },
1917   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1918   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1919   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1920   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1921
1922   { -1,                         NULL                            }
1923 };
1924
1925 static struct ValueTextInfo options_action_arg_speed[] =
1926 {
1927   { CA_ARG_SPEED_HEADLINE,      "[speed]"                       },
1928   { CA_ARG_SPEED_NOT_MOVING,    "frozen"                        },
1929   { CA_ARG_SPEED_VERY_SLOW,     "very slow"                     },
1930   { CA_ARG_SPEED_SLOW,          "slow"                          },
1931   { CA_ARG_SPEED_NORMAL,        "normal"                        },
1932   { CA_ARG_SPEED_FAST,          "fast"                          },
1933   { CA_ARG_SPEED_VERY_FAST,     "very fast"                     },
1934   { CA_ARG_SPEED_EVEN_FASTER,   "ultrafast"                     },
1935   { CA_ARG_UNDEFINED,           " "                             },
1936   { CA_ARG_SPEED_SLOWER,        "slower"                        },
1937   { CA_ARG_SPEED_FASTER,        "faster"                        },
1938   { CA_ARG_UNDEFINED,           " "                             },
1939   { CA_ARG_SPEED_RESET,         "reset"                         },
1940
1941   { -1,                         NULL                            }
1942 };
1943
1944 static struct ValueTextInfo options_action_arg_shield[] =
1945 {
1946   { CA_ARG_SHIELD_HEADLINE,     "[shield]"                      },
1947   { CA_ARG_SHIELD_OFF,          "off"                           },
1948   { CA_ARG_SHIELD_NORMAL,       "normal"                        },
1949   { CA_ARG_SHIELD_DEADLY,       "deadly"                        },
1950
1951   { -1,                         NULL                            }
1952 };
1953
1954 static struct ValueTextInfo options_action_arg_artwork[] =
1955 {
1956   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1957   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1958   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1959   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1960   { CA_ARG_UNDEFINED,           " "                             },
1961   { CA_ARG_ELEMENT_RESET,       "reset"                         },
1962
1963   { -1,                         NULL                            }
1964 };
1965
1966 static struct ValueTextInfo options_action_arg_gravity[] =
1967 {
1968   { CA_ARG_GRAVITY_HEADLINE,    "[gravity]"                     },
1969   { CA_ARG_GRAVITY_ON,          "on"                            },
1970   { CA_ARG_GRAVITY_OFF,         "off"                           },
1971   { CA_ARG_GRAVITY_TOGGLE,      "toggle"                        },
1972
1973   { -1,                         NULL                            }
1974 };
1975
1976 static struct ValueTextInfo options_action_arg_direction[] =
1977 {
1978   { CA_ARG_DIRECTION_HEADLINE,  "[dir.]"                        },
1979   { CA_ARG_DIRECTION_NONE,      "none"                          },
1980   { CA_ARG_DIRECTION_LEFT,      "left"                          },
1981   { CA_ARG_DIRECTION_RIGHT,     "right"                         },
1982   { CA_ARG_DIRECTION_UP,        "up"                            },
1983   { CA_ARG_DIRECTION_DOWN,      "down"                          },
1984   { CA_ARG_DIRECTION_TRIGGER,   "trigger"                       },
1985   { CA_ARG_DIRECTION_TRIGGER_BACK, "-trigger"                   },
1986
1987   { -1,                         NULL                            }
1988 };
1989
1990 static struct ValueTextInfo options_action_arg_scan_mode[] =
1991 {
1992   { CA_ARG_SCAN_MODE_HEADLINE,  "[mode]"                        },
1993   { CA_ARG_SCAN_MODE_NORMAL,    "normal"                        },
1994   { CA_ARG_SCAN_MODE_REVERSE,   "reverse"                       },
1995
1996   { -1,                         NULL                            }
1997 };
1998
1999 static struct ValueTextInfo options_action_arg_inventory[] =
2000 {
2001   { CA_ARG_INVENTORY_HEADLINE,  "[add]"                         },
2002   { CA_ARG_ELEMENT_TARGET,      "+ target"                      },
2003   { CA_ARG_ELEMENT_TRIGGER,     "+ trigger"                     },
2004   { CA_ARG_ELEMENT_ACTION,      "+ action"                      },
2005   { CA_ARG_UNDEFINED,           " "                             },
2006   { CA_ARG_INVENTORY_RM_HEADLINE,"[remove]"                     },
2007   { CA_ARG_INVENTORY_RM_TARGET, "- target"                      },
2008   { CA_ARG_INVENTORY_RM_TRIGGER,"- trigger"                     },
2009   { CA_ARG_INVENTORY_RM_ACTION, "- action"                      },
2010   { CA_ARG_INVENTORY_RM_FIRST,  "- first"                       },
2011   { CA_ARG_INVENTORY_RM_LAST,   "- last"                        },
2012   { CA_ARG_INVENTORY_RM_ALL,    "- all"                         },
2013   { CA_ARG_UNDEFINED,           " "                             },
2014   { CA_ARG_INVENTORY_RESET,     "reset"                         },
2015
2016   { -1,                         NULL                            }
2017 };
2018
2019 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
2020 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
2021 {
2022   { -1,                         NULL                            }
2023 };
2024
2025 static struct ValueTextInfo options_group_choice_mode[] =
2026 {
2027   { ANIM_RANDOM,                "random"                        },
2028   { ANIM_LOOP,                  "loop"                          },
2029   { ANIM_LINEAR,                "linear"                        },
2030   { ANIM_PINGPONG,              "pingpong"                      },
2031   { ANIM_PINGPONG2,             "pingpong 2"                    },
2032
2033   { -1,                         NULL                            }
2034 };
2035
2036 static struct ValueTextInfo *action_arg_modes[] =
2037 {
2038   options_action_mode_none,
2039   options_action_mode_assign,
2040   options_action_mode_add_remove,
2041   options_action_mode_calculate,
2042 };
2043
2044 static struct
2045 {
2046   int value;
2047   int mode;
2048   struct ValueTextInfo *options;
2049 }
2050 action_arg_options[] =
2051 {
2052   { CA_NO_ACTION,               0,      options_action_arg_none,        },
2053   { CA_EXIT_PLAYER,             0,      options_action_arg_player,      },
2054   { CA_KILL_PLAYER,             0,      options_action_arg_player,      },
2055   { CA_MOVE_PLAYER,             0,      options_action_arg_direction,   },
2056   { CA_RESTART_LEVEL,           0,      options_action_arg_none,        },
2057   { CA_SHOW_ENVELOPE,           0,      options_action_arg_envelope,    },
2058   { CA_SET_LEVEL_TIME,          3,      options_action_arg_number,      },
2059   { CA_SET_LEVEL_GEMS,          3,      options_action_arg_number,      },
2060   { CA_SET_LEVEL_SCORE,         3,      options_action_arg_number,      },
2061   { CA_SET_LEVEL_WIND,          1,      options_action_arg_direction,   },
2062   { CA_SET_PLAYER_KEYS,         2,      options_action_arg_key,         },
2063   { CA_SET_PLAYER_SPEED,        1,      options_action_arg_speed,       },
2064   { CA_SET_PLAYER_SHIELD,       1,      options_action_arg_shield,      },
2065   { CA_SET_PLAYER_GRAVITY,      1,      options_action_arg_gravity,     },
2066   { CA_SET_PLAYER_ARTWORK,      1,      options_action_arg_artwork,     },
2067   { CA_SET_PLAYER_INVENTORY,    0,      options_action_arg_inventory,   },
2068   { CA_SET_CE_VALUE,            3,      options_action_arg_value,       },
2069   { CA_SET_CE_SCORE,            3,      options_action_arg_value,       },
2070   { CA_SET_CE_ARTWORK,          1,      options_action_arg_artwork,     },
2071   { CA_SET_ENGINE_SCAN_MODE,    1,      options_action_arg_scan_mode,   },
2072
2073   { -1,                         FALSE,  NULL                            }
2074 };
2075
2076 static struct
2077 {
2078   int x, y;
2079   int gadget_id;
2080   int gadget_id_align;
2081   int size;     /* char size of selectbox or '-1' (dynamically determined) */
2082   struct ValueTextInfo *options;
2083   int *value;
2084   char *text_left, *text_right, *infotext;
2085 } selectbox_info[ED_NUM_SELECTBOX] =
2086 {
2087   /* ---------- level and editor settings ---------------------------------- */
2088
2089   {
2090     -1,                                 ED_LEVEL_SETTINGS_YPOS(7),
2091     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
2092     -1,
2093     options_time_or_steps,
2094     &level.use_step_counter,
2095     NULL, "(0 => no limit)",            "time or step limit"
2096   },
2097   {
2098     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2099     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
2100     -1,
2101     options_game_engine_type,
2102     &level.game_engine_type,
2103     "game engine:", NULL,               "game engine"
2104   },
2105   {
2106     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
2107     GADGET_ID_WIND_DIRECTION,           GADGET_ID_NONE,
2108     -1,
2109     options_wind_direction,
2110     &level.wind_direction_initial,
2111     "initial wind direction:", NULL,    "initial wind direction"
2112   },
2113
2114   /* ---------- element settings: configure (several elements) ------------- */
2115
2116   {
2117     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2118     GADGET_ID_PLAYER_SPEED,             GADGET_ID_NONE,
2119     -1,
2120     options_player_speed,
2121     &level.initial_player_stepsize[0],
2122     "initial player speed:", NULL,      "initial player speed"
2123   },
2124
2125   /* ---------- element settings: configure 1 (custom elements) ------------ */
2126
2127   {
2128     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2129     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
2130     -1,
2131     options_access_type,
2132     &custom_element.access_type,
2133     NULL, NULL,                         "type of access to this field"
2134   },
2135   {
2136     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
2137     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
2138     -1,
2139     options_access_layer,
2140     &custom_element.access_layer,
2141     NULL, NULL,                         "layer of access for this field"
2142   },
2143   {
2144     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
2145     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
2146     -1,
2147     options_access_protected,
2148     &custom_element.access_protected,
2149     NULL, NULL,                         "protected access for this field"
2150   },
2151   {
2152     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2153     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
2154     -1,
2155     options_access_direction,
2156     &custom_element.access_direction,
2157     "from", NULL,                       "access direction for this field"
2158   },
2159   {
2160     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2161     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
2162     -1,
2163     options_walk_to_action,
2164     &custom_element.walk_to_action,
2165     NULL, NULL,                         "diggable/collectible/pushable"
2166   },
2167
2168   /* ---------- element settings: configure 2 (custom elements) ------------ */
2169
2170   {
2171     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
2172     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
2173     -1,
2174     options_move_pattern,
2175     &custom_element.move_pattern,
2176     "can move", NULL,                   "element move pattern"
2177   },
2178   {
2179     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2180     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
2181     -1,
2182     options_move_direction,
2183     &custom_element.move_direction_initial,
2184     "starts moving", NULL,              "initial element move direction"
2185   },
2186   {
2187     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2188     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
2189     -1,
2190     options_move_stepsize,
2191     &custom_element.move_stepsize,
2192     "move/fall speed", NULL,            "speed of element movement"
2193   },
2194   {
2195     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2196     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
2197     -1,
2198     options_move_leave_type,
2199     &custom_element.move_leave_type,
2200     "can dig:    can", ":",             "leave behind or change element"
2201   },
2202   {
2203     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2204     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
2205     -1,
2206     options_smash_targets,
2207     &custom_element.smash_targets,
2208     "can smash", NULL,                  "elements that can be smashed"
2209   },
2210   {
2211     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2212     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
2213     -1,
2214     options_slippery_type,
2215     &custom_element.slippery_type,
2216     "slippery", NULL,                   "where other elements fall down"
2217   },
2218   {
2219     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2220     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
2221     -1,
2222     options_deadliness,
2223     &custom_element.deadliness,
2224     "deadly when", NULL,                "deadliness of element"
2225   },
2226   {
2227     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
2228     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
2229     -1,
2230     options_explosion_type,
2231     &custom_element.explosion_type,
2232     "can explode", NULL,                "explosion type"
2233   },
2234
2235   /* ---------- element settings: advanced (custom elements) --------------- */
2236
2237   {
2238     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
2239     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
2240     -1,
2241     options_time_units,
2242     &custom_element_change.delay_frames,
2243     "delay time given in", NULL,        "delay time units for change"
2244   },
2245   {
2246     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
2247     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
2248     -1,
2249     options_change_direct_action,
2250     &custom_element_change.direct_action,
2251     NULL, NULL,                         "type of direct action"
2252   },
2253   {
2254     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
2255     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
2256     -1,
2257     options_change_other_action,
2258     &custom_element_change.other_action,
2259     NULL, "element:",                   "type of other element action"
2260   },
2261   {
2262     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
2263     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
2264     -1,
2265     options_change_trigger_side,
2266     &custom_element_change.trigger_side,
2267     "at", "side",                       "element side triggering change"
2268   },
2269   {
2270     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2271     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
2272     -1,
2273     options_change_trigger_player,
2274     &custom_element_change.trigger_player,
2275     "player:", " ",                     "player that causes change"
2276   },
2277   {
2278     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2279     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
2280     -1,
2281     options_change_trigger_page,
2282     &custom_element_change.trigger_page,
2283     "page:", NULL,                      "change page that causes change"
2284   },
2285   {
2286     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
2287     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
2288     -1,
2289     options_change_replace_when,
2290     &custom_element_change.replace_when,
2291     "replace when", NULL,               "which elements can be replaced"
2292   },
2293   {
2294     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
2295     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
2296     -1,
2297     options_action_type,
2298     &custom_element_change.action_type,
2299     NULL, NULL,                         "action on specified condition"
2300   },
2301   {
2302     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2303     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
2304     -1,
2305     options_action_mode_none,
2306     &custom_element_change.action_mode,
2307     NULL, NULL,                         "action operator"
2308   },
2309   {
2310     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2311     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
2312     -1,
2313     options_action_arg_none,
2314     &custom_element_change.action_arg,
2315     NULL, NULL,                         "action parameter"
2316   },
2317   {
2318     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
2319     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
2320     3,
2321     options_change_page,
2322     &custom_element.current_change_page,
2323     NULL, NULL,                         "element change page"
2324   },
2325
2326   /* ---------- element settings: configure (group elements) --------------- */
2327
2328   {
2329     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2330     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
2331     -1,
2332     options_group_choice_mode,
2333     &group_element_info.choice_mode,
2334     "choice type:", NULL,               "type of group element choice"
2335   },
2336 };
2337
2338 static struct
2339 {
2340   int x, y;
2341   int gadget_id;
2342   int gadget_id_align;
2343   int size;
2344   char *text;
2345   char *text_left, *text_right, *infotext;
2346 } textbutton_info[ED_NUM_TEXTBUTTONS] =
2347 {
2348   {
2349     ED_LEVEL_SETTINGS_TABS_XPOS(0),     ED_LEVEL_SETTINGS_TABS_YPOS(0),
2350     GADGET_ID_LEVELINFO_LEVEL,          GADGET_ID_NONE,
2351     8,                                  "Level",
2352     NULL, NULL,                         "Configure level properties"
2353   },
2354   {
2355     ED_LEVEL_SETTINGS_TABS_XPOS(1),     ED_LEVEL_SETTINGS_TABS_YPOS(0),
2356     GADGET_ID_LEVELINFO_EDITOR,         GADGET_ID_NONE,
2357     8,                                  "Editor",
2358     NULL, NULL,                         "Configure editor properties"
2359   },
2360   {
2361     ED_ELEMENT_SETTINGS_TABS_XPOS(0),   ED_ELEMENT_SETTINGS_TABS_YPOS(0),
2362     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
2363     8,                                  "Info",
2364     NULL, NULL,                         "Show information about element"
2365   },
2366   {
2367     ED_ELEMENT_SETTINGS_TABS_XPOS(1),   ED_ELEMENT_SETTINGS_TABS_YPOS(0),
2368     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
2369     8,                                  "Config",
2370     NULL, NULL,                         "Configure element properties"
2371   },
2372   {
2373     ED_ELEMENT_SETTINGS_TABS_XPOS(1),   ED_ELEMENT_SETTINGS_TABS_YPOS(0),
2374     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
2375     8,                                  "Config 1",
2376     NULL, NULL,                         "Configure element properties, part 1"
2377   },
2378   {
2379     ED_ELEMENT_SETTINGS_TABS_XPOS(2),   ED_ELEMENT_SETTINGS_TABS_YPOS(0),
2380     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
2381     8,                                  "Config 2",
2382     NULL, NULL,                         "Configure element properties, part 2"
2383   },
2384   {
2385     ED_ELEMENT_SETTINGS_TABS_XPOS(3),   ED_ELEMENT_SETTINGS_TABS_YPOS(0),
2386     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
2387     8,                                  "Change",
2388     NULL, NULL,                         "Configure custom element change pages"
2389   },
2390   {
2391     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2392     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
2393     -1,                                 "Save",
2394     " ", "As Template",                 "Save current settings as new template"
2395   },
2396   {
2397     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2398     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
2399     -1,                                 "New",
2400     NULL, NULL,                         "Add new change page"
2401   },
2402   {
2403     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2404     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
2405     -1,                                 "Delete",
2406     NULL, NULL,                         "Delete current change page"
2407   },
2408 };
2409
2410 static struct
2411 {
2412   int gd_x, gd_y;
2413   int x, y;
2414   int width, height;
2415   int gadget_id;
2416   int gadget_id_align;
2417   char *text_left, *text_right, *infotext;
2418 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
2419 {
2420   {
2421     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
2422     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
2423     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2424     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
2425     NULL, NULL,                         "select previous change page"
2426   },
2427   {
2428     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
2429     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2430     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2431     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
2432     NULL, "change page",                "select next change page"
2433   },
2434   {
2435     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
2436     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2437     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2438     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
2439     " ", NULL,                          "copy settings from this change page"
2440   },
2441   {
2442     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
2443     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2444     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2445     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
2446     NULL, NULL,                         "paste settings to this change page"
2447   },
2448 };
2449
2450 static struct
2451 {
2452   int gd_x, gd_y;
2453   int x, y;
2454   int gadget_id;
2455   char *infotext;
2456 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2457 {
2458   {
2459     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
2460     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
2461     GADGET_ID_SCROLL_UP,
2462     "scroll level editing area up"
2463   },
2464   {
2465     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
2466     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
2467     GADGET_ID_SCROLL_DOWN,
2468     "scroll level editing area down"
2469   },
2470   {
2471     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
2472     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
2473     GADGET_ID_SCROLL_LEFT,
2474     "scroll level editing area left"
2475   },
2476   {
2477     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
2478     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
2479     GADGET_ID_SCROLL_RIGHT,
2480     "scroll level editing area right"
2481   },
2482   {
2483     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
2484     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
2485     GADGET_ID_SCROLL_LIST_UP,
2486     "scroll element list up ('Page Up')"
2487   },
2488   {
2489     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2490     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2491     GADGET_ID_SCROLL_LIST_DOWN,
2492     "scroll element list down ('Page Down')"
2493   },
2494 };
2495
2496 static struct
2497 {
2498   int gd_x, gd_y;
2499   int x, y;
2500   int width, height;
2501   int wheel_x, wheel_y;
2502   int wheel_width, wheel_height;
2503   int type;
2504   int gadget_id;
2505   char *infotext;
2506 } scrollbar_info[ED_NUM_SCROLLBARS] =
2507 {
2508   {
2509     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2510     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2511     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2512 #if 1
2513     SX,                                 SY,
2514     SXSIZE,                             SYSIZE,
2515 #else
2516     0,                                  0,
2517     SX + SXSIZE + SX,                   WIN_YSIZE,
2518 #endif
2519     GD_TYPE_SCROLLBAR_HORIZONTAL,
2520     GADGET_ID_SCROLL_HORIZONTAL,
2521     "scroll level editing area horizontally"
2522   },
2523   {
2524     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2525     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2526     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2527 #if 1
2528     SX,                                 SY,
2529     SXSIZE,                             SYSIZE,
2530 #else
2531     0,                                  0,
2532     SX + SXSIZE + SX,                   WIN_YSIZE,
2533 #endif
2534     GD_TYPE_SCROLLBAR_VERTICAL,
2535     GADGET_ID_SCROLL_VERTICAL,
2536     "scroll level editing area vertically"
2537   },
2538   {
2539     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2540     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2541     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2542 #if 1
2543     DX,                                 DY,
2544     DXSIZE,                             DYSIZE,
2545 #else
2546     SX + SXSIZE + SX,                   0,
2547     WIN_XSIZE - (SX + SXSIZE + SX),     WIN_YSIZE,
2548 #endif
2549     GD_TYPE_SCROLLBAR_VERTICAL,
2550     GADGET_ID_SCROLL_LIST_VERTICAL,
2551     "scroll element list vertically"
2552   }
2553 };
2554
2555 static struct
2556 {
2557   int x, y;
2558   int gadget_id;
2559   int gadget_id_align;
2560   int radio_button_nr;
2561   int *value;
2562   int checked_value;
2563   char *text_left, *text_right, *infotext;
2564 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2565 {
2566   {
2567     -1,                                 ED_LEVEL_SETTINGS_YPOS(0),
2568     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2569     RADIO_NR_RANDOM_ELEMENTS,
2570     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2571     " ", "percentage",                  "use percentage for random elements"
2572   },
2573   {
2574     -1,                                 ED_LEVEL_SETTINGS_YPOS(0),
2575     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2576     RADIO_NR_RANDOM_ELEMENTS,
2577     &random_placement_method,           RANDOM_USE_QUANTITY,
2578     " ", "quantity",                    "use quantity for random elements"
2579   }
2580 };
2581
2582 static struct
2583 {
2584   int x, y;
2585   int gadget_id;
2586   int gadget_id_align;
2587   boolean *value;
2588   char *text_left, *text_right, *infotext;
2589 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2590 {
2591   /* ---------- level and editor settings ---------------------------------- */
2592
2593   {
2594     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(1),
2595     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2596     &random_placement_background_restricted,
2597     NULL,
2598     "restrict random placement to:",    "set random placement restriction"
2599   },
2600
2601   /* ---------- element settings: configure (various elements) ------------- */
2602
2603   {
2604     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2605     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2606     &stick_element_properties_window,
2607     NULL,
2608     "stick this screen to edit content","stick this screen to edit content"
2609   },
2610   {
2611     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2612     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2613     &level.em_slippery_gems,
2614     NULL,
2615     "slip down from certain flat walls","use EM/DC style slipping behaviour"
2616   },
2617   {
2618     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2619     GADGET_ID_EM_EXPLODES_BY_FIRE,      GADGET_ID_NONE,
2620     &level.em_explodes_by_fire,
2621     NULL,
2622     "explodes with chain reaction",     "use R'n'D style explosion behaviour"
2623   },
2624   {
2625     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2626     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2627     &level.use_spring_bug,
2628     NULL,
2629     "use spring pushing bug",           "use odd spring pushing behaviour"
2630   },
2631   {
2632     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2633     GADGET_ID_USE_TIME_ORB_BUG,         GADGET_ID_NONE,
2634     &level.use_time_orb_bug,
2635     NULL,
2636     "use time orb bug",                 "use odd time orb behaviour"
2637   },
2638   {
2639     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2640     GADGET_ID_RANDOM_BALL_CONTENT,      GADGET_ID_NONE,
2641     &level.ball_random,
2642     NULL,
2643     "create single random element",     "only create one element from content"
2644   },
2645   {
2646     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2647     GADGET_ID_INITIAL_BALL_STATE,       GADGET_ID_NONE,
2648     &level.ball_state_initial,
2649     NULL,
2650     "magic ball initially activated",   "activate magic ball after level start"
2651   },
2652   {
2653     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2654     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2655     &level.grow_into_diggable,
2656     NULL,
2657     "can grow into anything diggable",  "grow into more than just sand"
2658   },
2659   {
2660     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2661     GADGET_ID_CONTINUOUS_SNAPPING,      GADGET_ID_NONE,
2662     &level.continuous_snapping,
2663     NULL,
2664     "continuos snapping",               "use snapping without releasing key"
2665   },
2666   {
2667     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2668     GADGET_ID_BLOCK_SNAP_FIELD,         GADGET_ID_NONE,
2669     &level.block_snap_field,
2670     NULL,
2671     "block snapped field when snapping", "use snapping delay to show animation"
2672   },
2673   {
2674     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2675     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2676     &level.block_last_field,
2677     NULL,
2678     "block last field when moving",     "player blocks last field when moving"
2679   },
2680   {
2681     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2682     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2683     &level.sp_block_last_field,
2684     NULL,
2685     "block last field when moving",     "player blocks last field when moving"
2686   },
2687   {
2688     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2689     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2690     &level.instant_relocation,
2691     NULL,
2692     "no scrolling when relocating",     "player gets relocated without delay"
2693   },
2694   {
2695     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2696     GADGET_ID_SHIFTED_RELOCATION,       GADGET_ID_NONE,
2697     &level.shifted_relocation,
2698     NULL,
2699     "no centering when relocating",     "level not centered after relocation"
2700   },
2701   {
2702     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2703     GADGET_ID_USE_START_ELEMENT,        GADGET_ID_NONE,
2704     &level.use_start_element[0],
2705     NULL,
2706     "use level start element:",        "start level at this element's position"
2707   },
2708   {
2709     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2710     GADGET_ID_USE_ARTWORK_ELEMENT,      GADGET_ID_NONE,
2711     &level.use_artwork_element[0],
2712     NULL,
2713     "use artwork from element:",        "use player artwork from other element"
2714   },
2715   {
2716     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(11),
2717     GADGET_ID_USE_EXPLOSION_ELEMENT,    GADGET_ID_NONE,
2718     &level.use_explosion_element[0],
2719     NULL,
2720     "use explosion from element:",      "use explosion properties from element"
2721   },
2722   {
2723     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
2724     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2725     &level.initial_player_gravity[0],
2726     NULL,
2727     "use initial gravity",              "set initial player gravity"
2728   },
2729   {
2730     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2731     GADGET_ID_USE_INITIAL_INVENTORY,    GADGET_ID_NONE,
2732     &level.use_initial_inventory[0],
2733     NULL,
2734     "use initial inventory:",           "use collected elements on level start"
2735   },
2736   {
2737     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2738     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2739     &level.can_pass_to_walkable,
2740     NULL,
2741     "can pass to walkable element",     "player can pass to empty or walkable"
2742   },
2743   {
2744     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2745     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2746     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2747     NULL,
2748     "can fall into acid (with gravity)","player can fall into acid pool"
2749   },
2750   {
2751     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2752     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2753     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2754     NULL,
2755     "can move into acid",               "element can move into acid pool"
2756   },
2757   {
2758     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2759     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2760     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2761     NULL,
2762     "deadly when colliding with",       "element is deadly when hitting player"
2763   },
2764   {
2765     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2766     GADGET_ID_ENVELOPE_AUTOWRAP,        GADGET_ID_NONE,
2767     &level.envelope[0].autowrap,
2768     NULL,
2769     "auto-wrap",                        "automatically wrap envelope text"
2770   },
2771   {
2772     -1,                                 ED_ELEMENT_SETTINGS_YPOS(1),
2773     GADGET_ID_ENVELOPE_CENTERED,        GADGET_ID_ENVELOPE_AUTOWRAP,
2774     &level.envelope[0].centered,
2775     " ",
2776     "centered",                         "automatically center envelope text"
2777   },
2778
2779   /* ---------- element settings: configure 1 (custom elements) ----------- */
2780
2781   {
2782     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2783     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2784     &custom_element.use_gfx_element,
2785
2786     /* !!! add separate "use existing element sound" !!! */
2787 #if 0
2788     NULL,
2789     "use graphic/sound of element:",    "use existing graphic and sound"
2790 #else
2791     NULL,
2792     "use graphic of element:",          "use existing element graphic"
2793 #endif
2794   },
2795   {
2796     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2797     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2798     &level.use_custom_template,
2799     NULL,
2800     "use template",                     "use template for custom properties"
2801   },
2802   {
2803     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2804     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2805     &custom_element_properties[EP_ACCESSIBLE],
2806     NULL,
2807     NULL,                               "player can walk to or pass this field"
2808   },
2809   {
2810     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2811     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2812     &custom_element_properties[EP_GRAVITY_REACHABLE],
2813     NULL,
2814     "reachable despite gravity",        "player can walk/dig despite gravity"
2815   },
2816   {
2817     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2818     GADGET_ID_CUSTOM_USE_LAST_VALUE,    GADGET_ID_NONE,
2819     &custom_element.use_last_ce_value,
2820     NULL,
2821     "use last CE value after change",   "use last CE value after change"
2822   },
2823   {
2824     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2825     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2826     &custom_element_properties[EP_WALK_TO_OBJECT],
2827     NULL,
2828     NULL,                               "player can dig/collect/push element"
2829   },
2830   {
2831     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2832     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2833     &custom_element_properties[EP_INDESTRUCTIBLE],
2834     NULL,
2835     "indestructible",                   "element is indestructible"
2836   },
2837
2838   /* ---------- element settings: configure 2 (custom elements) ----------- */
2839
2840   {
2841     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2842     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2843     &custom_element_properties[EP_CAN_MOVE],
2844     NULL,
2845     NULL,                               "element can move with some pattern"
2846   },
2847   {
2848     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2849     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2850     &custom_element_properties[EP_CAN_FALL],
2851     NULL,
2852     "can fall",                         "element can fall down"
2853   },
2854   {
2855     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2856     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2857     &custom_element_properties[EP_CAN_SMASH],
2858     " ",
2859     NULL,                               "element can smash other elements"
2860   },
2861   {
2862     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2863     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2864     &custom_element_properties[EP_SLIPPERY],
2865     NULL,
2866     NULL,                               "other elements can fall down from it"
2867   },
2868   {
2869     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2870     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2871     &custom_element_properties[EP_DEADLY],
2872     NULL,
2873     NULL,                               "element can kill the player"
2874   },
2875   {
2876     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2877     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2878     &custom_element_properties[EP_CAN_EXPLODE],
2879     NULL,
2880     NULL,                               "element can explode"
2881   },
2882   {
2883     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2884     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2885     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2886     NULL,
2887     "by fire",                          "element can explode by fire/explosion"
2888   },
2889   {
2890     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2891     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2892     &custom_element_properties[EP_EXPLODES_SMASHED],
2893     " ",
2894     "smashed",                          "element can explode when smashed"
2895   },
2896   {
2897     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2898     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2899     &custom_element_properties[EP_EXPLODES_IMPACT],
2900     " ",
2901     "impact",                           "element can explode on impact"
2902   },
2903
2904   /* ---------- element settings: advanced (custom elements) --------------- */
2905
2906   {
2907     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2908     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2909     &custom_element_change.can_change,
2910     NULL,
2911     "element changes to:",              "change element on specified condition"
2912   },
2913   {
2914     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2915     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2916     &custom_element_change_events[CE_DELAY],
2917     NULL,
2918     NULL,                               "element changes after delay"
2919   },
2920   {
2921     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2922     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2923     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2924     NULL,
2925     NULL,                               "element changes by direct action"
2926   },
2927   {
2928     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2929     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2930     &custom_element_change_events[CE_BY_OTHER_ACTION],
2931     NULL,
2932     NULL,                               "element changes by other element"
2933   },
2934   {
2935     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2936     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2937     &custom_element_change.explode,
2938     NULL,
2939     "explode instead of change",        "element explodes instead of change"
2940   },
2941   {
2942     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2943     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2944     &custom_element_change.use_target_content,
2945     NULL,
2946     "use extended change target:",      "element changes to more elements"
2947   },
2948   {
2949     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2950     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2951     &custom_element_change.only_if_complete,
2952     NULL,
2953     "replace all or nothing",           "only replace when all can be changed"
2954   },
2955   {
2956     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2957     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2958     &custom_element_change.use_random_replace,
2959     NULL,
2960     NULL,                               "use percentage for random replace"
2961   },
2962   {
2963     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2964     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2965     &custom_element_change.has_action,
2966     NULL,
2967     NULL,                               "execute action on specified condition"
2968   },
2969 };
2970
2971 static struct
2972 {
2973   int x, y;
2974   int gadget_id;
2975   int gadget_id_align;
2976   int *value;
2977   int area_xsize, area_ysize;
2978   char *text_left, *text_right, *text_below, *infotext;
2979 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2980 {
2981   /* ---------- level playfield content ------------------------------------ */
2982
2983   {
2984     0,                                  0,
2985     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2986     NULL,                               MAX_ED_FIELDX, MAX_ED_FIELDY,
2987     NULL, NULL, NULL,                   NULL
2988   },
2989
2990   /* ---------- yam yam content -------------------------------------------- */
2991
2992   {
2993     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2994     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2995     &level.yamyam_content[0].e[0][0],   3, 3,
2996     NULL, NULL, "1",                    NULL
2997   },
2998   {
2999     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
3000     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
3001     &level.yamyam_content[1].e[0][0],   3, 3,
3002     NULL, NULL, "2",                    NULL
3003   },
3004   {
3005     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
3006     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
3007     &level.yamyam_content[2].e[0][0],   3, 3,
3008     NULL, NULL, "3",                    NULL
3009   },
3010   {
3011     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
3012     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
3013     &level.yamyam_content[3].e[0][0],   3, 3,
3014     NULL, NULL, "4",                    NULL
3015   },
3016   {
3017     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
3018     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
3019     &level.yamyam_content[4].e[0][0],   3, 3,
3020     NULL, NULL, "5",                    NULL
3021   },
3022   {
3023     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
3024     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
3025     &level.yamyam_content[5].e[0][0],   3, 3,
3026     NULL, NULL, "6",                    NULL
3027   },
3028   {
3029     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
3030     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
3031     &level.yamyam_content[6].e[0][0],   3, 3,
3032     NULL, NULL, "7",                    NULL
3033   },
3034   {
3035     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
3036     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
3037     &level.yamyam_content[7].e[0][0],   3, 3,
3038     NULL, NULL, "8",                    NULL
3039   },
3040
3041   /* ---------- magic ball content ----------------------------------------- */
3042
3043   {
3044     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
3045     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
3046     &level.ball_content[0].e[0][0],     3, 3,
3047     NULL, NULL, "1",                    NULL
3048   },
3049   {
3050     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
3051     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
3052     &level.ball_content[1].e[0][0],     3, 3,
3053     NULL, NULL, "2",                    NULL
3054   },
3055   {
3056     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
3057     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
3058     &level.ball_content[2].e[0][0],     3, 3,
3059     NULL, NULL, "3",                    NULL
3060   },
3061   {
3062     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
3063     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
3064     &level.ball_content[3].e[0][0],     3, 3,
3065     NULL, NULL, "4",                    NULL
3066   },
3067   {
3068     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
3069     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
3070     &level.ball_content[4].e[0][0],     3, 3,
3071     NULL, NULL, "5",                    NULL
3072   },
3073   {
3074     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
3075     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
3076     &level.ball_content[5].e[0][0],     3, 3,
3077     NULL, NULL, "6",                    NULL
3078   },
3079   {
3080     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
3081     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
3082     &level.ball_content[6].e[0][0],     3, 3,
3083     NULL, NULL, "7",                    NULL
3084   },
3085   {
3086     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
3087     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
3088     &level.ball_content[7].e[0][0],     3, 3,
3089     NULL, NULL, "8",                    NULL
3090   },
3091
3092   /* ---------- android content -------------------------------------------- */
3093
3094   {
3095     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(5),
3096     GADGET_ID_ANDROID_CONTENT,          GADGET_ID_NONE,
3097     &level.android_clone_element[0],    MAX_ANDROID_ELEMENTS, 1,
3098     "elements:", NULL, NULL,            "elements android can clone"
3099   },
3100
3101   /* ---------- amoeba content --------------------------------------------- */
3102
3103   {
3104     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
3105     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
3106     &level.amoeba_content,              1, 1,
3107     "content:", NULL, NULL,             "amoeba content"
3108   },
3109
3110   /* ---------- level start element ---------------------------------------- */
3111
3112   {
3113     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(9),
3114     GADGET_ID_START_ELEMENT,            GADGET_ID_USE_START_ELEMENT,
3115     &level.start_element[0],            1, 1,
3116     NULL, NULL, NULL,                   "level start element"
3117   },
3118
3119   /* ---------- player artwork element ------------------------------------- */
3120
3121   {
3122     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(10),
3123     GADGET_ID_ARTWORK_ELEMENT,          GADGET_ID_USE_ARTWORK_ELEMENT,
3124     &level.artwork_element[0],          1, 1,
3125     NULL, NULL, NULL,                   "element for player artwork"
3126   },
3127
3128   /* ---------- player explosion element ----------------------------------- */
3129
3130   {
3131     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(11),
3132     GADGET_ID_EXPLOSION_ELEMENT,        GADGET_ID_USE_EXPLOSION_ELEMENT,
3133     &level.explosion_element[0],        1, 1,
3134     NULL, NULL, NULL,                   "element for player explosion"
3135   },
3136
3137   /* ---------- player initial inventory ----------------------------------- */
3138
3139   {
3140     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3141     GADGET_ID_INVENTORY_CONTENT,        GADGET_ID_USE_INITIAL_INVENTORY,
3142     &level.initial_inventory_content[0][0], MAX_INITIAL_INVENTORY_SIZE, 1,
3143     NULL, NULL, NULL,                   "content for initial inventory"
3144   },
3145
3146   /* ---------- element settings: configure 1 (custom elements) ----------- */
3147
3148   /* ---------- custom graphic --------------------------------------------- */
3149
3150   {
3151     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3152     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
3153     &custom_element.gfx_element_initial,1, 1,
3154     NULL, NULL, NULL,                   "custom graphic element"
3155   },
3156
3157   /* ---------- element settings: configure 2 (custom elements) ----------- */
3158
3159   /* ---------- custom content (when exploding) ---------------------------- */
3160
3161   {
3162     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
3163     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
3164     &custom_element.content.e[0][0],    3, 3,
3165     "content:", NULL, NULL,             NULL
3166   },
3167
3168   /* ---------- custom enter and leave element (when moving) --------------- */
3169
3170   {
3171     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
3172     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
3173     &custom_element.move_enter_element, 1, 1,
3174     "can dig:", " ", NULL,              "element that can be digged/collected"
3175   },
3176   {
3177     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
3178     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
3179     &custom_element.move_leave_element, 1, 1,
3180     NULL, NULL, NULL,                   "element that will be left behind"
3181   },
3182
3183   /* ---------- element settings: advanced (custom elements) --------------- */
3184
3185   /* ---------- custom change target --------------------------------------- */
3186
3187   {
3188     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3189     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
3190     &custom_element_change.target_element, 1, 1,
3191     NULL, "after/when:", NULL,          "new target element after change"
3192   },
3193
3194   /* ---------- custom change content (extended change target) ------------- */
3195
3196   {
3197     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(9),
3198     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
3199     &custom_element_change.target_content.e[0][0], 3, 3,
3200     NULL, NULL, NULL,                   "new extended elements after change"
3201   },
3202
3203   /* ---------- custom change trigger (element causing change) ------------- */
3204
3205   {
3206     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
3207     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
3208     &custom_element_change.initial_trigger_element, 1, 1,
3209     NULL, NULL, NULL,                   "other element triggering change"
3210   },
3211
3212   /* ---------- custom change action (element used for action) ------------- */
3213
3214   {
3215     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(13),
3216     GADGET_ID_CUSTOM_CHANGE_ACTION,     GADGET_ID_ACTION_ARG,
3217     &custom_element_change.action_element, 1, 1,
3218     NULL, NULL, NULL,                   "element used as action parameter"
3219   },
3220
3221   /* ---------- group element content -------------------------------------- */
3222
3223   {
3224     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
3225     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
3226     &group_element_info.element[0],     MAX_ELEMENTS_IN_GROUP, 1,
3227     "content:", NULL, NULL,             NULL
3228   },
3229
3230   /* ---------- random background (for random painting) -------------------- */
3231
3232   {
3233     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(-1),
3234     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
3235     &random_placement_background_element, 1, 1,
3236     NULL, NULL, NULL,                   "random placement background"
3237   },
3238 };
3239
3240
3241 /*
3242   -----------------------------------------------------------------------------
3243   some internally used variables
3244   -----------------------------------------------------------------------------
3245 */
3246
3247 /* actual size of level editor drawing area */
3248 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
3249
3250 /* actual position of level editor drawing area in level playfield */
3251 static int level_xpos = -1, level_ypos = -1;
3252
3253 #if 1
3254 #define IN_ED_FIELD(x,y)        IN_FIELD(x, y, ed_fieldx, ed_fieldy)
3255 #else
3256 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
3257 #endif
3258
3259 /* drawing elements on the three mouse buttons */
3260 static int new_element1 = EL_WALL;
3261 static int new_element2 = EL_EMPTY;
3262 static int new_element3 = EL_SAND;
3263
3264 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
3265 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
3266                                 (button) == 2 ? new_element2 : \
3267                                 (button) == 3 ? new_element3 : EL_EMPTY)
3268 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
3269
3270 /* forward declaration for internal use */
3271 static void ModifyEditorCounterValue(int, int);
3272 static void ModifyEditorCounterLimits(int, int, int);
3273 static void ModifyEditorSelectboxValue(int, int);
3274 static void ModifyEditorSelectboxOptions(int, struct ValueTextInfo *);
3275 static void ModifyEditorDrawingArea(int, int, int);
3276 static void ModifyEditorElementList();
3277 static void AdjustElementListScrollbar();
3278 static void RedrawDrawingElements();
3279 static void DrawDrawingWindow();
3280 static void DrawLevelInfoWindow();
3281 static void DrawPropertiesWindow();
3282 static void UpdateCustomElementGraphicGadgets();
3283 static boolean checkPropertiesConfig(int);
3284 static void CopyLevelToUndoBuffer(int);
3285 static void HandleDrawingAreas(struct GadgetInfo *);
3286 static void HandleCounterButtons(struct GadgetInfo *);
3287 static void HandleTextInputGadgets(struct GadgetInfo *);
3288 static void HandleTextAreaGadgets(struct GadgetInfo *);
3289 static void HandleSelectboxGadgets(struct GadgetInfo *);
3290 static void HandleTextbuttonGadgets(struct GadgetInfo *);
3291 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
3292 static void HandleRadiobuttons(struct GadgetInfo *);
3293 static void HandleCheckbuttons(struct GadgetInfo *);
3294 static void HandleControlButtons(struct GadgetInfo *);
3295 static void HandleDrawingAreaInfo(struct GadgetInfo *);
3296 static void PrintEditorGadgetInfoText(struct GadgetInfo *);
3297
3298 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
3299 static int right_gadget_border[NUM_EDITOR_GADGETS];
3300
3301 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
3302 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
3303 static boolean draw_with_brush = FALSE;
3304 static int properties_element = 0;
3305
3306 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3307 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3308 static short IntelliDrawBuffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3309 static int undo_buffer_position = 0;
3310 static int undo_buffer_steps = 0;
3311
3312 static int edit_mode;
3313 static int edit_mode_levelinfo;
3314 static int edit_mode_properties;
3315
3316 static int element_shift = 0;
3317
3318 static int editor_el_players[] =
3319 {
3320   EL_PLAYER_1,
3321   EL_PLAYER_2,
3322   EL_PLAYER_3,
3323   EL_PLAYER_4
3324 };
3325 static int *editor_el_players_ptr = editor_el_players;
3326 static int num_editor_el_players = SIZEOF_ARRAY_INT(editor_el_players);
3327
3328 static int editor_hl_boulderdash[] =
3329 {
3330   EL_INTERNAL_CASCADE_BD_ACTIVE,
3331   EL_CHAR('B'),
3332   EL_CHAR('D'),
3333   EL_EMPTY,
3334 };
3335
3336 static int editor_el_boulderdash[] =
3337 {
3338   EL_EMPTY,
3339   EL_SAND,
3340   EL_BD_ROCK,
3341   EL_BD_DIAMOND,
3342
3343   EL_STEELWALL,
3344   EL_BD_WALL,
3345   EL_BD_EXPANDABLE_WALL,
3346   EL_BD_MAGIC_WALL,
3347
3348   EL_BD_AMOEBA,
3349   EL_BD_BUTTERFLY_UP,
3350   EL_BD_FIREFLY_UP,
3351   EL_EXIT_CLOSED,
3352
3353   EL_BD_BUTTERFLY_LEFT,
3354   EL_BD_FIREFLY_LEFT,
3355   EL_BD_BUTTERFLY_RIGHT,
3356   EL_BD_FIREFLY_RIGHT,
3357
3358   EL_EMPTY,
3359   EL_BD_BUTTERFLY_DOWN,
3360   EL_BD_FIREFLY_DOWN,
3361   EL_EXIT_OPEN,
3362 };
3363 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
3364 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
3365 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
3366 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
3367
3368 static int editor_hl_emerald_mine[] =
3369 {
3370   EL_INTERNAL_CASCADE_EM_ACTIVE,
3371   EL_CHAR('E'),
3372   EL_CHAR('M'),
3373   EL_EMPTY,
3374 };
3375
3376 static int editor_el_emerald_mine[] =
3377 {
3378   EL_SAND,
3379   EL_ROCK,
3380   EL_QUICKSAND_EMPTY,
3381   EL_QUICKSAND_FULL,
3382
3383   EL_STEELWALL,
3384   EL_WALL,
3385   EL_WALL_SLIPPERY,
3386   EL_MAGIC_WALL,
3387
3388   EL_EMERALD,
3389   EL_DIAMOND,
3390   EL_NUT,
3391   EL_BOMB,
3392
3393   EL_WALL_EMERALD,
3394   EL_WALL_DIAMOND,
3395   EL_DYNAMITE,
3396   EL_DYNAMITE_ACTIVE,
3397
3398   EL_YAMYAM,
3399   EL_BUG_UP,
3400   EL_SPACESHIP_UP,
3401   EL_ROBOT,
3402
3403   EL_BUG_LEFT,
3404   EL_SPACESHIP_LEFT,
3405   EL_BUG_RIGHT,
3406   EL_SPACESHIP_RIGHT,
3407
3408   EL_ROBOT_WHEEL,
3409   EL_BUG_DOWN,
3410   EL_SPACESHIP_DOWN,
3411   EL_INVISIBLE_WALL,
3412
3413   EL_ACID_POOL_TOPLEFT,
3414   EL_ACID,
3415   EL_ACID_POOL_TOPRIGHT,
3416   EL_AMOEBA_DROP,
3417
3418   EL_ACID_POOL_BOTTOMLEFT,
3419   EL_ACID_POOL_BOTTOM,
3420   EL_ACID_POOL_BOTTOMRIGHT,
3421   EL_AMOEBA_WET,
3422
3423   EL_EM_KEY_1,
3424   EL_EM_KEY_2,
3425   EL_EM_KEY_3,
3426   EL_EM_KEY_4,
3427
3428   EL_EM_GATE_1,
3429   EL_EM_GATE_2,
3430   EL_EM_GATE_3,
3431   EL_EM_GATE_4,
3432
3433   EL_EM_GATE_1_GRAY,
3434   EL_EM_GATE_2_GRAY,
3435   EL_EM_GATE_3_GRAY,
3436   EL_EM_GATE_4_GRAY,
3437
3438   EL_EM_EXIT_CLOSED,
3439   EL_EM_EXIT_OPEN,
3440   EL_EM_STEEL_EXIT_CLOSED,
3441   EL_EM_STEEL_EXIT_OPEN,
3442 };
3443 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
3444 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
3445 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
3446 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
3447
3448 static int editor_hl_emerald_mine_club[] =
3449 {
3450   EL_INTERNAL_CASCADE_EMC_ACTIVE,
3451   EL_CHAR('E'),
3452   EL_CHAR('M'),
3453   EL_CHAR('C'),
3454 };
3455
3456 static int editor_el_emerald_mine_club[] =
3457 {
3458   EL_EMC_KEY_5,
3459   EL_EMC_KEY_6,
3460   EL_EMC_KEY_7,
3461   EL_EMC_KEY_8,
3462
3463   EL_EMC_GATE_5,
3464   EL_EMC_GATE_6,
3465   EL_EMC_GATE_7,
3466   EL_EMC_GATE_8,
3467
3468   EL_EMC_GATE_5_GRAY,
3469   EL_EMC_GATE_6_GRAY,
3470   EL_EMC_GATE_7_GRAY,
3471   EL_EMC_GATE_8_GRAY,
3472
3473   EL_EMC_STEELWALL_1,
3474   EL_EMC_STEELWALL_2,
3475   EL_EMC_STEELWALL_3,
3476   EL_EMC_STEELWALL_4,
3477
3478   EL_EMC_WALL_13,
3479   EL_EMC_WALL_14,
3480   EL_EMC_WALL_15,
3481   EL_EMC_WALL_16,
3482
3483   EL_EMC_WALL_SLIPPERY_1,
3484   EL_EMC_WALL_SLIPPERY_2,
3485   EL_EMC_WALL_SLIPPERY_3,
3486   EL_EMC_WALL_SLIPPERY_4,
3487
3488   EL_EMC_WALL_1,
3489   EL_EMC_WALL_2,
3490   EL_EMC_WALL_3,
3491   EL_EMC_WALL_4,
3492
3493   EL_EMC_WALL_5,
3494   EL_EMC_WALL_6,
3495   EL_EMC_WALL_7,
3496   EL_EMC_WALL_8,
3497
3498   EL_EMC_WALL_9,
3499   EL_EMC_WALL_10,
3500   EL_EMC_WALL_11,
3501   EL_EMC_WALL_12,
3502
3503   EL_EMC_GRASS,
3504   EL_EMC_FAKE_GRASS,
3505   EL_EMC_PLANT,
3506   EL_EMC_DRIPPER,
3507
3508   EL_EMC_MAGIC_BALL,
3509   EL_EMC_MAGIC_BALL_SWITCH,
3510   EL_SPRING,
3511   EL_EMC_SPRING_BUMPER,
3512
3513   EL_EMC_LENSES,
3514   EL_EMC_MAGNIFIER,
3515   EL_EM_DYNAMITE,
3516   EL_EM_DYNAMITE_ACTIVE,
3517
3518   EL_BALLOON,
3519   EL_YAMYAM_UP,
3520   EL_BALLOON_SWITCH_UP,
3521   EL_BALLOON_SWITCH_ANY,
3522
3523   EL_YAMYAM_LEFT,
3524   EL_BALLOON_SWITCH_LEFT,
3525   EL_YAMYAM_RIGHT,
3526   EL_BALLOON_SWITCH_RIGHT,
3527
3528   EL_EMC_ANDROID,
3529   EL_YAMYAM_DOWN,
3530   EL_BALLOON_SWITCH_DOWN,
3531   EL_BALLOON_SWITCH_NONE,
3532 };
3533 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
3534 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
3535 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
3536 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
3537
3538 static int editor_hl_rnd[] =
3539 {
3540   EL_INTERNAL_CASCADE_RND_ACTIVE,
3541   EL_CHAR('R'),
3542   EL_CHAR('N'),
3543   EL_CHAR('D'),
3544 };
3545
3546 static int editor_el_rnd[] =
3547 {
3548   EL_KEY_1,
3549   EL_KEY_2,
3550   EL_KEY_3,
3551   EL_KEY_4,
3552
3553   EL_GATE_1,
3554   EL_GATE_2,
3555   EL_GATE_3,
3556   EL_GATE_4,
3557
3558   EL_GATE_1_GRAY,
3559   EL_GATE_2_GRAY,
3560   EL_GATE_3_GRAY,
3561   EL_GATE_4_GRAY,
3562
3563   EL_ARROW_LEFT,
3564   EL_ARROW_RIGHT,
3565   EL_ARROW_UP,
3566   EL_ARROW_DOWN,
3567
3568   EL_AMOEBA_DEAD,
3569   EL_AMOEBA_DRY,
3570   EL_AMOEBA_FULL,
3571   EL_GAME_OF_LIFE,
3572
3573   EL_EMERALD_YELLOW,
3574   EL_EMERALD_RED,
3575   EL_EMERALD_PURPLE,
3576   EL_BIOMAZE,
3577
3578   EL_WALL_EMERALD_YELLOW,
3579   EL_WALL_EMERALD_RED,
3580   EL_WALL_EMERALD_PURPLE,
3581   EL_WALL_BD_DIAMOND,
3582
3583   EL_SPEED_PILL,
3584   EL_PACMAN_UP,
3585   EL_TIME_ORB_FULL,
3586   EL_TIME_ORB_EMPTY,
3587
3588   EL_PACMAN_LEFT,
3589   EL_DARK_YAMYAM,
3590   EL_PACMAN_RIGHT,
3591   EL_EMPTY,
3592
3593   EL_BLACK_ORB,
3594   EL_PACMAN_DOWN,
3595   EL_LAMP,
3596   EL_LAMP_ACTIVE,
3597
3598   EL_DYNABOMB_INCREASE_NUMBER,
3599   EL_DYNABOMB_INCREASE_SIZE,
3600   EL_DYNABOMB_INCREASE_POWER,
3601   EL_STONEBLOCK,
3602
3603   EL_MOLE,
3604   EL_PENGUIN,
3605   EL_PIG,
3606   EL_DRAGON,
3607
3608   EL_BUG,
3609   EL_MOLE_UP,
3610   EL_BD_BUTTERFLY,
3611   EL_BD_FIREFLY,
3612
3613   EL_MOLE_LEFT,
3614   EL_SATELLITE,
3615   EL_MOLE_RIGHT,
3616   EL_PACMAN,
3617
3618   EL_SPACESHIP,
3619   EL_MOLE_DOWN,
3620   EL_INVISIBLE_STEELWALL,
3621   EL_INVISIBLE_WALL,
3622
3623   EL_EXPANDABLE_WALL,
3624   EL_EXPANDABLE_WALL_HORIZONTAL,
3625   EL_EXPANDABLE_WALL_VERTICAL,
3626   EL_EXPANDABLE_WALL_ANY,
3627 };
3628 static int *editor_hl_rnd_ptr = editor_hl_rnd;
3629 static int *editor_el_rnd_ptr = editor_el_rnd;
3630 static int num_editor_hl_rnd = SIZEOF_ARRAY_INT(editor_hl_rnd);
3631 static int num_editor_el_rnd = SIZEOF_ARRAY_INT(editor_el_rnd);
3632
3633 static int editor_hl_sokoban[] =
3634 {
3635   EL_INTERNAL_CASCADE_SB_ACTIVE,
3636   EL_CHAR('S'),
3637   EL_CHAR('B'),
3638   EL_EMPTY,
3639 };
3640
3641 static int editor_el_sokoban[] =
3642 {
3643   EL_SOKOBAN_OBJECT,
3644   EL_SOKOBAN_FIELD_EMPTY,
3645   EL_SOKOBAN_FIELD_FULL,
3646   EL_SOKOBAN_FIELD_PLAYER,
3647 };
3648 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3649 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3650 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3651 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3652
3653 static int editor_hl_supaplex[] =
3654 {
3655   EL_INTERNAL_CASCADE_SP_ACTIVE,
3656   EL_CHAR('S'),
3657   EL_CHAR('P'),
3658   EL_EMPTY,
3659 };
3660
3661 static int editor_el_supaplex[] =
3662 {
3663   EL_SP_MURPHY,
3664   EL_EMPTY,
3665   EL_SP_BASE,
3666   EL_SP_BUGGY_BASE,
3667
3668   EL_SP_INFOTRON,
3669   EL_SP_ZONK,
3670   EL_SP_SNIKSNAK,
3671   EL_SP_ELECTRON,
3672
3673   EL_SP_DISK_RED,
3674   EL_SP_DISK_ORANGE,
3675   EL_SP_DISK_YELLOW,
3676   EL_SP_TERMINAL,
3677
3678   EL_SP_EXIT_CLOSED,
3679   EL_SP_PORT_HORIZONTAL,
3680   EL_SP_PORT_VERTICAL,
3681   EL_SP_PORT_ANY,
3682
3683   EL_SP_PORT_LEFT,
3684   EL_SP_PORT_RIGHT,
3685   EL_SP_PORT_UP,
3686   EL_SP_PORT_DOWN,
3687
3688   EL_SP_GRAVITY_PORT_LEFT,
3689   EL_SP_GRAVITY_PORT_RIGHT,
3690   EL_SP_GRAVITY_PORT_UP,
3691   EL_SP_GRAVITY_PORT_DOWN,
3692
3693   EL_SP_HARDWARE_GRAY,
3694   EL_SP_HARDWARE_GREEN,
3695   EL_SP_HARDWARE_BLUE,
3696   EL_SP_HARDWARE_RED,
3697
3698   EL_SP_HARDWARE_BASE_1,
3699   EL_SP_HARDWARE_BASE_2,
3700   EL_SP_HARDWARE_BASE_3,
3701   EL_SP_HARDWARE_BASE_4,
3702
3703   EL_SP_HARDWARE_BASE_5,
3704   EL_SP_HARDWARE_BASE_6,
3705   EL_SP_HARDWARE_YELLOW,
3706   EL_SP_CHIP_TOP,
3707
3708   EL_SP_CHIP_SINGLE,
3709   EL_SP_CHIP_LEFT,
3710   EL_SP_CHIP_RIGHT,
3711   EL_SP_CHIP_BOTTOM,
3712 };
3713 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3714 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3715 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3716 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3717
3718 static int editor_hl_diamond_caves[] =
3719 {
3720   EL_INTERNAL_CASCADE_DC_ACTIVE,
3721   EL_CHAR('D'),
3722   EL_CHAR('C'),
3723   EL_CHAR('2'),
3724 };
3725
3726 static int editor_el_diamond_caves[] =
3727 {
3728   EL_PEARL,
3729   EL_CRYSTAL,
3730   EL_WALL_PEARL,
3731   EL_WALL_CRYSTAL,
3732
3733   EL_CONVEYOR_BELT_1_LEFT,
3734   EL_CONVEYOR_BELT_1_MIDDLE,
3735   EL_CONVEYOR_BELT_1_RIGHT,
3736   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3737
3738   EL_CONVEYOR_BELT_2_LEFT,
3739   EL_CONVEYOR_BELT_2_MIDDLE,
3740   EL_CONVEYOR_BELT_2_RIGHT,
3741   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3742
3743   EL_CONVEYOR_BELT_3_LEFT,
3744   EL_CONVEYOR_BELT_3_MIDDLE,
3745   EL_CONVEYOR_BELT_3_RIGHT,
3746   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3747
3748   EL_CONVEYOR_BELT_4_LEFT,
3749   EL_CONVEYOR_BELT_4_MIDDLE,
3750   EL_CONVEYOR_BELT_4_RIGHT,
3751   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3752
3753   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3754   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3755   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3756   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3757
3758   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3759   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3760   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3761   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3762
3763   EL_TIMEGATE_CLOSED,
3764   EL_TIMEGATE_OPEN,
3765   EL_TIMEGATE_SWITCH,
3766   EL_DC_TIMEGATE_SWITCH,
3767
3768   EL_SWITCHGATE_CLOSED,
3769   EL_SWITCHGATE_OPEN,
3770   EL_SWITCHGATE_SWITCH_UP,
3771   EL_SWITCHGATE_SWITCH_DOWN,
3772
3773   EL_LIGHT_SWITCH,
3774   EL_LIGHT_SWITCH_ACTIVE,
3775   EL_DC_SWITCHGATE_SWITCH_UP,
3776   EL_DC_SWITCHGATE_SWITCH_DOWN,
3777
3778   EL_STEEL_EXIT_CLOSED,
3779   EL_STEEL_EXIT_OPEN,
3780   EL_STEELWALL_SLIPPERY,
3781   EL_INVISIBLE_SAND,
3782
3783   EL_QUICKSAND_FAST_EMPTY,
3784   EL_QUICKSAND_FAST_FULL,
3785   EL_LANDMINE,
3786   EL_DC_LANDMINE,
3787
3788   EL_SHIELD_NORMAL,
3789   EL_SHIELD_DEADLY,
3790   EL_EXTRA_TIME,
3791   EL_DC_MAGIC_WALL,
3792
3793   EL_ENVELOPE_1,
3794   EL_ENVELOPE_2,
3795   EL_ENVELOPE_3,
3796   EL_ENVELOPE_4,
3797
3798   EL_SIGN_RADIOACTIVITY,
3799   EL_SIGN_WHEELCHAIR,
3800   EL_SIGN_PARKING,
3801   EL_SIGN_NO_ENTRY,
3802
3803   EL_SIGN_GIVE_WAY,
3804   EL_SIGN_ENTRY_FORBIDDEN,
3805   EL_SIGN_EMERGENCY_EXIT,
3806   EL_SIGN_YIN_YANG,
3807
3808 #if 0
3809   EL_SIGN_SPERMS,
3810   EL_SIGN_BULLET,
3811   EL_SIGN_HEART,
3812   EL_SIGN_CROSS,
3813
3814   EL_SIGN_FRANKIE,
3815   EL_EMPTY,
3816   EL_EMPTY,
3817   EL_EMPTY,
3818
3819   EL_SPERMS,
3820   EL_BULLET,
3821   EL_HEART,
3822   EL_CROSS,
3823
3824   EL_FRANKIE,
3825   EL_EMPTY,
3826   EL_EMPTY,
3827   EL_EMPTY,
3828 #endif
3829
3830   EL_DC_STEELWALL_2_SINGLE,
3831   EL_DC_STEELWALL_2_TOP,
3832   EL_SIGN_EXCLAMATION,
3833   EL_SIGN_STOP,
3834
3835   EL_DC_STEELWALL_2_LEFT,
3836   EL_DC_STEELWALL_2_MIDDLE,
3837   EL_DC_STEELWALL_2_HORIZONTAL,
3838   EL_DC_STEELWALL_2_RIGHT,
3839
3840   EL_DC_STEELWALL_1_TOPLEFT,
3841   EL_DC_STEELWALL_2_VERTICAL,
3842   EL_DC_STEELWALL_1_TOPRIGHT,
3843   EL_DC_GATE_WHITE,
3844
3845   EL_DC_STEELWALL_1_VERTICAL,
3846   EL_DC_STEELWALL_2_BOTTOM,
3847   EL_DC_KEY_WHITE,
3848   EL_DC_GATE_WHITE_GRAY,
3849
3850   EL_DC_STEELWALL_1_BOTTOMLEFT,
3851   EL_DC_STEELWALL_1_HORIZONTAL,
3852   EL_DC_STEELWALL_1_BOTTOMRIGHT,
3853   EL_DC_GATE_FAKE_GRAY,
3854
3855   EL_DC_STEELWALL_1_BOTTOMRIGHT_2,
3856   EL_DC_STEELWALL_1_BOTTOM,
3857   EL_DC_STEELWALL_1_BOTTOMLEFT_2,
3858   EL_EXPANDABLE_STEELWALL_HORIZONTAL,
3859
3860   EL_DC_STEELWALL_1_RIGHT,
3861   EL_EMPTY,
3862   EL_DC_STEELWALL_1_LEFT,
3863   EL_EXPANDABLE_STEELWALL_VERTICAL,
3864
3865   EL_DC_STEELWALL_1_TOPRIGHT_2,
3866   EL_DC_STEELWALL_1_TOP,
3867   EL_DC_STEELWALL_1_TOPLEFT_2,
3868   EL_EXPANDABLE_STEELWALL_ANY,
3869 };
3870 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3871 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3872 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3873 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3874
3875 static int editor_hl_dx_boulderdash[] =
3876 {
3877   EL_INTERNAL_CASCADE_DX_ACTIVE,
3878   EL_CHAR('D'),
3879   EL_CHAR('X'),
3880   EL_EMPTY,
3881 };
3882
3883 static int editor_el_dx_boulderdash[] =
3884 {
3885   EL_EMPTY,
3886   EL_TUBE_RIGHT_DOWN,
3887   EL_TUBE_HORIZONTAL_DOWN,
3888   EL_TUBE_LEFT_DOWN,
3889
3890   EL_TUBE_HORIZONTAL,
3891   EL_TUBE_VERTICAL_RIGHT,
3892   EL_TUBE_ANY,
3893   EL_TUBE_VERTICAL_LEFT,
3894
3895   EL_TUBE_VERTICAL,
3896   EL_TUBE_RIGHT_UP,
3897   EL_TUBE_HORIZONTAL_UP,
3898   EL_TUBE_LEFT_UP,
3899
3900   EL_TRAP,
3901   EL_DX_SUPABOMB,
3902   EL_EMPTY,
3903   EL_EMPTY
3904 };
3905 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3906 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3907 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3908 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3909
3910 static int editor_hl_chars[] =
3911 {
3912   EL_INTERNAL_CASCADE_CHARS_ACTIVE,
3913   EL_CHAR('T'),
3914   EL_CHAR('X'),
3915   EL_CHAR('T'),
3916 };
3917
3918 static int editor_el_chars[] =
3919 {
3920   EL_CHAR(' '),
3921   EL_CHAR('!'),
3922   EL_CHAR('"'),
3923   EL_CHAR('#'),
3924
3925   EL_CHAR('$'),
3926   EL_CHAR('%'),
3927   EL_CHAR('&'),
3928   EL_CHAR('\''),
3929
3930   EL_CHAR('('),
3931   EL_CHAR(')'),
3932   EL_CHAR('*'),
3933   EL_CHAR('+'),
3934
3935   EL_CHAR(','),
3936   EL_CHAR('-'),
3937   EL_CHAR('.'),
3938   EL_CHAR('/'),
3939
3940   EL_CHAR('0'),
3941   EL_CHAR('1'),
3942   EL_CHAR('2'),
3943   EL_CHAR('3'),
3944
3945   EL_CHAR('4'),
3946   EL_CHAR('5'),
3947   EL_CHAR('6'),
3948   EL_CHAR('7'),
3949
3950   EL_CHAR('8'),
3951   EL_CHAR('9'),
3952   EL_CHAR(':'),
3953   EL_CHAR(';'),
3954
3955   EL_CHAR('<'),
3956   EL_CHAR('='),
3957   EL_CHAR('>'),
3958   EL_CHAR('?'),
3959
3960   EL_CHAR('@'),
3961   EL_CHAR('A'),
3962   EL_CHAR('B'),
3963   EL_CHAR('C'),
3964
3965   EL_CHAR('D'),
3966   EL_CHAR('E'),
3967   EL_CHAR('F'),
3968   EL_CHAR('G'),
3969
3970   EL_CHAR('H'),
3971   EL_CHAR('I'),
3972   EL_CHAR('J'),
3973   EL_CHAR('K'),
3974
3975   EL_CHAR('L'),
3976   EL_CHAR('M'),
3977   EL_CHAR('N'),
3978   EL_CHAR('O'),
3979
3980   EL_CHAR('P'),
3981   EL_CHAR('Q'),
3982   EL_CHAR('R'),
3983   EL_CHAR('S'),
3984
3985   EL_CHAR('T'),
3986   EL_CHAR('U'),
3987   EL_CHAR('V'),
3988   EL_CHAR('W'),
3989
3990   EL_CHAR('X'),
3991   EL_CHAR('Y'),
3992   EL_CHAR('Z'),
3993   EL_CHAR('['),
3994
3995   EL_CHAR('\\'),
3996   EL_CHAR(']'),
3997   EL_CHAR('^'),
3998   EL_CHAR('_'),
3999
4000   EL_CHAR('©'),
4001   EL_CHAR('Ä'),
4002   EL_CHAR('Ö'),
4003   EL_CHAR('Ü'),
4004
4005   EL_CHAR('°'),
4006   EL_CHAR('®'),
4007   EL_CHAR(FONT_ASCII_CURSOR),
4008   EL_CHAR(FONT_ASCII_BUTTON),
4009
4010   EL_CHAR(FONT_ASCII_UP),
4011   EL_CHAR(FONT_ASCII_DOWN),
4012   EL_CHAR(' '),
4013   EL_CHAR(' ')
4014 };
4015 static int *editor_hl_chars_ptr = editor_hl_chars;
4016 static int *editor_el_chars_ptr = editor_el_chars;
4017 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
4018 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
4019
4020 static int editor_hl_steel_chars[] =
4021 {
4022   EL_INTERNAL_CASCADE_STEEL_CHARS_ACTIVE,
4023   EL_STEEL_CHAR('T'),
4024   EL_STEEL_CHAR('X'),
4025   EL_STEEL_CHAR('T'),
4026 };
4027
4028 static int editor_el_steel_chars[] =
4029 {
4030   EL_STEEL_CHAR(' '),
4031   EL_STEEL_CHAR('!'),
4032   EL_STEEL_CHAR('"'),
4033   EL_STEEL_CHAR('#'),
4034
4035   EL_STEEL_CHAR('$'),
4036   EL_STEEL_CHAR('%'),
4037   EL_STEEL_CHAR('&'),
4038   EL_STEEL_CHAR('\''),
4039
4040   EL_STEEL_CHAR('('),
4041   EL_STEEL_CHAR(')'),
4042   EL_STEEL_CHAR('*'),
4043   EL_STEEL_CHAR('+'),
4044
4045   EL_STEEL_CHAR(','),
4046   EL_STEEL_CHAR('-'),
4047   EL_STEEL_CHAR('.'),
4048   EL_STEEL_CHAR('/'),
4049
4050   EL_STEEL_CHAR('0'),
4051   EL_STEEL_CHAR('1'),
4052   EL_STEEL_CHAR('2'),
4053   EL_STEEL_CHAR('3'),
4054
4055   EL_STEEL_CHAR('4'),
4056   EL_STEEL_CHAR('5'),
4057   EL_STEEL_CHAR('6'),
4058   EL_STEEL_CHAR('7'),
4059
4060   EL_STEEL_CHAR('8'),
4061   EL_STEEL_CHAR('9'),
4062   EL_STEEL_CHAR(':'),
4063   EL_STEEL_CHAR(';'),
4064
4065   EL_STEEL_CHAR('<'),
4066   EL_STEEL_CHAR('='),
4067   EL_STEEL_CHAR('>'),
4068   EL_STEEL_CHAR('?'),
4069
4070   EL_STEEL_CHAR('@'),
4071   EL_STEEL_CHAR('A'),
4072   EL_STEEL_CHAR('B'),
4073   EL_STEEL_CHAR('C'),
4074
4075   EL_STEEL_CHAR('D'),
4076   EL_STEEL_CHAR('E'),
4077   EL_STEEL_CHAR('F'),
4078   EL_STEEL_CHAR('G'),
4079
4080   EL_STEEL_CHAR('H'),
4081   EL_STEEL_CHAR('I'),
4082   EL_STEEL_CHAR('J'),
4083   EL_STEEL_CHAR('K'),
4084
4085   EL_STEEL_CHAR('L'),
4086   EL_STEEL_CHAR('M'),
4087   EL_STEEL_CHAR('N'),
4088   EL_STEEL_CHAR('O'),
4089
4090   EL_STEEL_CHAR('P'),
4091   EL_STEEL_CHAR('Q'),
4092   EL_STEEL_CHAR('R'),
4093   EL_STEEL_CHAR('S'),
4094
4095   EL_STEEL_CHAR('T'),
4096   EL_STEEL_CHAR('U'),
4097   EL_STEEL_CHAR('V'),
4098   EL_STEEL_CHAR('W'),
4099
4100   EL_STEEL_CHAR('X'),
4101   EL_STEEL_CHAR('Y'),
4102   EL_STEEL_CHAR('Z'),
4103   EL_STEEL_CHAR('['),
4104
4105   EL_STEEL_CHAR('\\'),
4106   EL_STEEL_CHAR(']'),
4107   EL_STEEL_CHAR('^'),
4108   EL_STEEL_CHAR('_'),
4109
4110   EL_STEEL_CHAR('©'),
4111   EL_STEEL_CHAR('Ä'),
4112   EL_STEEL_CHAR('Ö'),
4113   EL_STEEL_CHAR('Ü'),
4114
4115   EL_STEEL_CHAR('°'),
4116   EL_STEEL_CHAR('®'),
4117   EL_STEEL_CHAR(FONT_ASCII_CURSOR),
4118   EL_STEEL_CHAR(FONT_ASCII_BUTTON),
4119
4120   EL_STEEL_CHAR(FONT_ASCII_UP),
4121   EL_STEEL_CHAR(FONT_ASCII_DOWN),
4122   EL_STEEL_CHAR(' '),
4123   EL_STEEL_CHAR(' ')
4124 };
4125 static int *editor_hl_steel_chars_ptr = editor_hl_steel_chars;
4126 static int *editor_el_steel_chars_ptr = editor_el_steel_chars;
4127 static int num_editor_hl_steel_chars = SIZEOF_ARRAY_INT(editor_hl_steel_chars);
4128 static int num_editor_el_steel_chars = SIZEOF_ARRAY_INT(editor_el_steel_chars);
4129
4130 static int editor_hl_custom[] =
4131 {
4132   EL_INTERNAL_CASCADE_CE_ACTIVE,
4133   EL_CHAR('C'),
4134   EL_CHAR('E'),
4135   EL_EMPTY,
4136 };
4137
4138 static int editor_el_custom[] =
4139 {
4140   EL_CUSTOM_START + 0,
4141   EL_CUSTOM_START + 1,
4142   EL_CUSTOM_START + 2,
4143   EL_CUSTOM_START + 3,
4144
4145   EL_CUSTOM_START + 4,
4146   EL_CUSTOM_START + 5,
4147   EL_CUSTOM_START + 6,
4148   EL_CUSTOM_START + 7,
4149
4150   EL_CUSTOM_START + 8,
4151   EL_CUSTOM_START + 9,
4152   EL_CUSTOM_START + 10,
4153   EL_CUSTOM_START + 11,
4154
4155   EL_CUSTOM_START + 12,
4156   EL_CUSTOM_START + 13,
4157   EL_CUSTOM_START + 14,
4158   EL_CUSTOM_START + 15,
4159
4160   EL_CUSTOM_START + 16,
4161   EL_CUSTOM_START + 17,
4162   EL_CUSTOM_START + 18,
4163   EL_CUSTOM_START + 19,
4164
4165   EL_CUSTOM_START + 20,
4166   EL_CUSTOM_START + 21,
4167   EL_CUSTOM_START + 22,
4168   EL_CUSTOM_START + 23,
4169
4170   EL_CUSTOM_START + 24,
4171   EL_CUSTOM_START + 25,
4172   EL_CUSTOM_START + 26,
4173   EL_CUSTOM_START + 27,
4174
4175   EL_CUSTOM_START + 28,
4176   EL_CUSTOM_START + 29,
4177   EL_CUSTOM_START + 30,
4178   EL_CUSTOM_START + 31,
4179
4180   EL_CUSTOM_START + 32,
4181   EL_CUSTOM_START + 33,
4182   EL_CUSTOM_START + 34,
4183   EL_CUSTOM_START + 35,
4184
4185   EL_CUSTOM_START + 36,
4186   EL_CUSTOM_START + 37,
4187   EL_CUSTOM_START + 38,
4188   EL_CUSTOM_START + 39,
4189
4190   EL_CUSTOM_START + 40,
4191   EL_CUSTOM_START + 41,
4192   EL_CUSTOM_START + 42,
4193   EL_CUSTOM_START + 43,
4194
4195   EL_CUSTOM_START + 44,
4196   EL_CUSTOM_START + 45,
4197   EL_CUSTOM_START + 46,
4198   EL_CUSTOM_START + 47,
4199
4200   EL_CUSTOM_START + 48,
4201   EL_CUSTOM_START + 49,
4202   EL_CUSTOM_START + 50,
4203   EL_CUSTOM_START + 51,
4204
4205   EL_CUSTOM_START + 52,
4206   EL_CUSTOM_START + 53,
4207   EL_CUSTOM_START + 54,
4208   EL_CUSTOM_START + 55,
4209
4210   EL_CUSTOM_START + 56,
4211   EL_CUSTOM_START + 57,
4212   EL_CUSTOM_START + 58,
4213   EL_CUSTOM_START + 59,
4214
4215   EL_CUSTOM_START + 60,
4216   EL_CUSTOM_START + 61,
4217   EL_CUSTOM_START + 62,
4218   EL_CUSTOM_START + 63,
4219
4220   EL_CUSTOM_START + 64,
4221   EL_CUSTOM_START + 65,
4222   EL_CUSTOM_START + 66,
4223   EL_CUSTOM_START + 67,
4224
4225   EL_CUSTOM_START + 68,
4226   EL_CUSTOM_START + 69,
4227   EL_CUSTOM_START + 70,
4228   EL_CUSTOM_START + 71,
4229
4230   EL_CUSTOM_START + 72,
4231   EL_CUSTOM_START + 73,
4232   EL_CUSTOM_START + 74,
4233   EL_CUSTOM_START + 75,
4234
4235   EL_CUSTOM_START + 76,
4236   EL_CUSTOM_START + 77,
4237   EL_CUSTOM_START + 78,
4238   EL_CUSTOM_START + 79,
4239
4240   EL_CUSTOM_START + 80,
4241   EL_CUSTOM_START + 81,
4242   EL_CUSTOM_START + 82,
4243   EL_CUSTOM_START + 83,
4244
4245   EL_CUSTOM_START + 84,
4246   EL_CUSTOM_START + 85,
4247   EL_CUSTOM_START + 86,
4248   EL_CUSTOM_START + 87,
4249
4250   EL_CUSTOM_START + 88,
4251   EL_CUSTOM_START + 89,
4252   EL_CUSTOM_START + 90,
4253   EL_CUSTOM_START + 91,
4254
4255   EL_CUSTOM_START + 92,
4256   EL_CUSTOM_START + 93,
4257   EL_CUSTOM_START + 94,
4258   EL_CUSTOM_START + 95,
4259
4260   EL_CUSTOM_START + 96,
4261   EL_CUSTOM_START + 97,
4262   EL_CUSTOM_START + 98,
4263   EL_CUSTOM_START + 99,
4264
4265   EL_CUSTOM_START + 100,
4266   EL_CUSTOM_START + 101,
4267   EL_CUSTOM_START + 102,
4268   EL_CUSTOM_START + 103,
4269
4270   EL_CUSTOM_START + 104,
4271   EL_CUSTOM_START + 105,
4272   EL_CUSTOM_START + 106,
4273   EL_CUSTOM_START + 107,
4274
4275   EL_CUSTOM_START + 108,
4276   EL_CUSTOM_START + 109,
4277   EL_CUSTOM_START + 110,
4278   EL_CUSTOM_START + 111,
4279
4280   EL_CUSTOM_START + 112,
4281   EL_CUSTOM_START + 113,
4282   EL_CUSTOM_START + 114,
4283   EL_CUSTOM_START + 115,
4284
4285   EL_CUSTOM_START + 116,
4286   EL_CUSTOM_START + 117,
4287   EL_CUSTOM_START + 118,
4288   EL_CUSTOM_START + 119,
4289
4290   EL_CUSTOM_START + 120,
4291   EL_CUSTOM_START + 121,
4292   EL_CUSTOM_START + 122,
4293   EL_CUSTOM_START + 123,
4294
4295   EL_CUSTOM_START + 124,
4296   EL_CUSTOM_START + 125,
4297   EL_CUSTOM_START + 126,
4298   EL_CUSTOM_START + 127,
4299
4300   EL_CUSTOM_START + 128,
4301   EL_CUSTOM_START + 129,
4302   EL_CUSTOM_START + 130,
4303   EL_CUSTOM_START + 131,
4304
4305   EL_CUSTOM_START + 132,
4306   EL_CUSTOM_START + 133,
4307   EL_CUSTOM_START + 134,
4308   EL_CUSTOM_START + 135,
4309
4310   EL_CUSTOM_START + 136,
4311   EL_CUSTOM_START + 137,
4312   EL_CUSTOM_START + 138,
4313   EL_CUSTOM_START + 139,
4314
4315   EL_CUSTOM_START + 140,
4316   EL_CUSTOM_START + 141,
4317   EL_CUSTOM_START + 142,
4318   EL_CUSTOM_START + 143,
4319
4320   EL_CUSTOM_START + 144,
4321   EL_CUSTOM_START + 145,
4322   EL_CUSTOM_START + 146,
4323   EL_CUSTOM_START + 147,
4324
4325   EL_CUSTOM_START + 148,
4326   EL_CUSTOM_START + 149,
4327   EL_CUSTOM_START + 150,
4328   EL_CUSTOM_START + 151,
4329
4330   EL_CUSTOM_START + 152,
4331   EL_CUSTOM_START + 153,
4332   EL_CUSTOM_START + 154,
4333   EL_CUSTOM_START + 155,
4334
4335   EL_CUSTOM_START + 156,
4336   EL_CUSTOM_START + 157,
4337   EL_CUSTOM_START + 158,
4338   EL_CUSTOM_START + 159,
4339
4340   EL_CUSTOM_START + 160,
4341   EL_CUSTOM_START + 161,
4342   EL_CUSTOM_START + 162,
4343   EL_CUSTOM_START + 163,
4344
4345   EL_CUSTOM_START + 164,
4346   EL_CUSTOM_START + 165,
4347   EL_CUSTOM_START + 166,
4348   EL_CUSTOM_START + 167,
4349
4350   EL_CUSTOM_START + 168,
4351   EL_CUSTOM_START + 169,
4352   EL_CUSTOM_START + 170,
4353   EL_CUSTOM_START + 171,
4354
4355   EL_CUSTOM_START + 172,
4356   EL_CUSTOM_START + 173,
4357   EL_CUSTOM_START + 174,
4358   EL_CUSTOM_START + 175,
4359
4360   EL_CUSTOM_START + 176,
4361   EL_CUSTOM_START + 177,
4362   EL_CUSTOM_START + 178,
4363   EL_CUSTOM_START + 179,
4364
4365   EL_CUSTOM_START + 180,
4366   EL_CUSTOM_START + 181,
4367   EL_CUSTOM_START + 182,
4368   EL_CUSTOM_START + 183,
4369
4370   EL_CUSTOM_START + 184,
4371   EL_CUSTOM_START + 185,
4372   EL_CUSTOM_START + 186,
4373   EL_CUSTOM_START + 187,
4374
4375   EL_CUSTOM_START + 188,
4376   EL_CUSTOM_START + 189,
4377   EL_CUSTOM_START + 190,
4378   EL_CUSTOM_START + 191,
4379
4380   EL_CUSTOM_START + 192,
4381   EL_CUSTOM_START + 193,
4382   EL_CUSTOM_START + 194,
4383   EL_CUSTOM_START + 195,
4384
4385   EL_CUSTOM_START + 196,
4386   EL_CUSTOM_START + 197,
4387   EL_CUSTOM_START + 198,
4388   EL_CUSTOM_START + 199,
4389
4390   EL_CUSTOM_START + 200,
4391   EL_CUSTOM_START + 201,
4392   EL_CUSTOM_START + 202,
4393   EL_CUSTOM_START + 203,
4394
4395   EL_CUSTOM_START + 204,
4396   EL_CUSTOM_START + 205,
4397   EL_CUSTOM_START + 206,
4398   EL_CUSTOM_START + 207,
4399
4400   EL_CUSTOM_START + 208,
4401   EL_CUSTOM_START + 209,
4402   EL_CUSTOM_START + 210,
4403   EL_CUSTOM_START + 211,
4404
4405   EL_CUSTOM_START + 212,
4406   EL_CUSTOM_START + 213,
4407   EL_CUSTOM_START + 214,
4408   EL_CUSTOM_START + 215,
4409
4410   EL_CUSTOM_START + 216,
4411   EL_CUSTOM_START + 217,
4412   EL_CUSTOM_START + 218,
4413   EL_CUSTOM_START + 219,
4414
4415   EL_CUSTOM_START + 220,
4416   EL_CUSTOM_START + 221,
4417   EL_CUSTOM_START + 222,
4418   EL_CUSTOM_START + 223,
4419
4420   EL_CUSTOM_START + 224,
4421   EL_CUSTOM_START + 225,
4422   EL_CUSTOM_START + 226,
4423   EL_CUSTOM_START + 227,
4424
4425   EL_CUSTOM_START + 228,
4426   EL_CUSTOM_START + 229,
4427   EL_CUSTOM_START + 230,
4428   EL_CUSTOM_START + 231,
4429
4430   EL_CUSTOM_START + 232,
4431   EL_CUSTOM_START + 233,
4432   EL_CUSTOM_START + 234,
4433   EL_CUSTOM_START + 235,
4434
4435   EL_CUSTOM_START + 236,
4436   EL_CUSTOM_START + 237,
4437   EL_CUSTOM_START + 238,
4438   EL_CUSTOM_START + 239,
4439
4440   EL_CUSTOM_START + 240,
4441   EL_CUSTOM_START + 241,
4442   EL_CUSTOM_START + 242,
4443   EL_CUSTOM_START + 243,
4444
4445   EL_CUSTOM_START + 244,
4446   EL_CUSTOM_START + 245,
4447   EL_CUSTOM_START + 246,
4448   EL_CUSTOM_START + 247,
4449
4450   EL_CUSTOM_START + 248,
4451   EL_CUSTOM_START + 249,
4452   EL_CUSTOM_START + 250,
4453   EL_CUSTOM_START + 251,
4454
4455   EL_CUSTOM_START + 252,
4456   EL_CUSTOM_START + 253,
4457   EL_CUSTOM_START + 254,
4458   EL_CUSTOM_START + 255
4459 };
4460 static int *editor_hl_custom_ptr = editor_hl_custom;
4461 static int *editor_el_custom_ptr = editor_el_custom;
4462 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
4463 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
4464
4465 static int editor_hl_group[] =
4466 {
4467   EL_INTERNAL_CASCADE_GE_ACTIVE,
4468   EL_CHAR('G'),
4469   EL_CHAR('E'),
4470   EL_EMPTY,
4471 };
4472
4473 static int editor_el_group[] =
4474 {
4475   EL_GROUP_START + 0,
4476   EL_GROUP_START + 1,
4477   EL_GROUP_START + 2,
4478   EL_GROUP_START + 3,
4479
4480   EL_GROUP_START + 4,
4481   EL_GROUP_START + 5,
4482   EL_GROUP_START + 6,
4483   EL_GROUP_START + 7,
4484
4485   EL_GROUP_START + 8,
4486   EL_GROUP_START + 9,
4487   EL_GROUP_START + 10,
4488   EL_GROUP_START + 11,
4489
4490   EL_GROUP_START + 12,
4491   EL_GROUP_START + 13,
4492   EL_GROUP_START + 14,
4493   EL_GROUP_START + 15,
4494
4495   EL_GROUP_START + 16,
4496   EL_GROUP_START + 17,
4497   EL_GROUP_START + 18,
4498   EL_GROUP_START + 19,
4499
4500   EL_GROUP_START + 20,
4501   EL_GROUP_START + 21,
4502   EL_GROUP_START + 22,
4503   EL_GROUP_START + 23,
4504
4505   EL_GROUP_START + 24,
4506   EL_GROUP_START + 25,
4507   EL_GROUP_START + 26,
4508   EL_GROUP_START + 27,
4509
4510   EL_GROUP_START + 28,
4511   EL_GROUP_START + 29,
4512   EL_GROUP_START + 30,
4513   EL_GROUP_START + 31
4514 };
4515 static int *editor_hl_group_ptr = editor_hl_group;
4516 static int *editor_el_group_ptr = editor_el_group;
4517 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
4518 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
4519
4520 static int editor_hl_reference[] =
4521 {
4522   EL_INTERNAL_CASCADE_REF_ACTIVE,
4523   EL_CHAR('R'),
4524   EL_CHAR('E'),
4525   EL_CHAR('F')
4526 };
4527
4528 static int editor_el_reference[] =
4529 {
4530   EL_TRIGGER_PLAYER,
4531   EL_TRIGGER_ELEMENT,
4532   EL_TRIGGER_CE_VALUE,
4533   EL_TRIGGER_CE_SCORE,
4534
4535   EL_SELF,
4536   EL_ANY_ELEMENT,
4537   EL_CURRENT_CE_VALUE,
4538   EL_CURRENT_CE_SCORE,
4539
4540   EL_PREV_CE_8,
4541   EL_PREV_CE_7,
4542   EL_PREV_CE_6,
4543   EL_PREV_CE_5,
4544
4545   EL_PREV_CE_4,
4546   EL_PREV_CE_3,
4547   EL_PREV_CE_2,
4548   EL_PREV_CE_1,
4549
4550   EL_NEXT_CE_1,
4551   EL_NEXT_CE_2,
4552   EL_NEXT_CE_3,
4553   EL_NEXT_CE_4,
4554
4555   EL_NEXT_CE_5,
4556   EL_NEXT_CE_6,
4557   EL_NEXT_CE_7,
4558   EL_NEXT_CE_8,
4559 };
4560 static int *editor_hl_reference_ptr = editor_hl_reference;
4561 static int *editor_el_reference_ptr = editor_el_reference;
4562 static int num_editor_hl_reference = SIZEOF_ARRAY_INT(editor_hl_reference);
4563 static int num_editor_el_reference = SIZEOF_ARRAY_INT(editor_el_reference);
4564
4565 static int editor_hl_user_defined[] =
4566 {
4567   EL_INTERNAL_CASCADE_USER_ACTIVE,
4568   EL_CHAR('M'),
4569   EL_CHAR('Y'),
4570   EL_EMPTY,
4571 };
4572
4573 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
4574 static int *editor_el_user_defined_ptr = NULL;
4575 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
4576 static int num_editor_el_user_defined = 0;
4577
4578 static int editor_hl_dynamic[] =
4579 {
4580   EL_INTERNAL_CASCADE_DYNAMIC_ACTIVE,
4581   EL_CHAR('U'),
4582   EL_CHAR('S'),
4583   EL_CHAR('E'),
4584 };
4585
4586 static int *editor_hl_dynamic_ptr = editor_hl_dynamic;
4587 static int *editor_el_dynamic_ptr = NULL;
4588 static int num_editor_hl_dynamic = SIZEOF_ARRAY_INT(editor_hl_dynamic);
4589 static int num_editor_el_dynamic = 0;
4590
4591 static int editor_hl_empty[] = { };
4592 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
4593
4594 static int *editor_hl_empty_ptr = editor_hl_empty;
4595 static int *editor_el_empty_ptr = editor_el_empty;
4596 static int num_editor_hl_empty = 0;
4597 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
4598
4599 static boolean use_el_empty = FALSE;
4600
4601 static int *editor_elements = NULL;     /* dynamically allocated */
4602 static int num_editor_elements = 0;     /* dynamically determined */
4603
4604 static boolean setup_editor_show_always = TRUE;
4605 static boolean setup_editor_cascade_never = FALSE;
4606
4607 static int editor_hl_unused[] = { EL_EMPTY };
4608 static int *editor_hl_unused_ptr = editor_hl_unused;
4609 static int num_editor_hl_unused = 0;
4610
4611 static struct
4612 {
4613   boolean *setup_value;
4614   boolean *setup_cascade_value;
4615
4616   int **headline_list;
4617   int *headline_list_size;
4618
4619   int **element_list;
4620   int *element_list_size;
4621
4622   boolean last_setup_value;
4623 }
4624 editor_elements_info[] =
4625 {
4626   {
4627     &setup_editor_show_always,
4628     &setup_editor_cascade_never,
4629     &editor_hl_unused_ptr,              &num_editor_hl_unused,
4630     &editor_el_players_ptr,             &num_editor_el_players
4631   },
4632   {
4633     &setup.editor.el_boulderdash,
4634     &setup.editor_cascade.el_bd,
4635     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
4636     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
4637   },
4638   {
4639     &setup.editor.el_emerald_mine,
4640     &setup.editor_cascade.el_em,
4641     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
4642     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
4643   },
4644   {
4645     &setup.editor.el_emerald_mine_club,
4646     &setup.editor_cascade.el_emc,
4647     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
4648     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
4649   },
4650   {
4651     &setup.editor.el_more,
4652     &setup.editor_cascade.el_rnd,
4653     &editor_hl_rnd_ptr,                 &num_editor_hl_rnd,
4654     &editor_el_rnd_ptr,                 &num_editor_el_rnd
4655   },
4656   {
4657     &setup.editor.el_sokoban,
4658     &setup.editor_cascade.el_sb,
4659     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
4660     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
4661   },
4662   {
4663     &setup.editor.el_supaplex,
4664     &setup.editor_cascade.el_sp,
4665     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
4666     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
4667   },
4668   {
4669     &setup.editor.el_diamond_caves,
4670     &setup.editor_cascade.el_dc,
4671     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
4672     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
4673   },
4674   {
4675     &setup.editor.el_dx_boulderdash,
4676     &setup.editor_cascade.el_dx,
4677     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
4678     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
4679   },
4680   {
4681     &setup.editor.el_chars,
4682     &setup.editor_cascade.el_chars,
4683     &editor_hl_chars_ptr,               &num_editor_hl_chars,
4684     &editor_el_chars_ptr,               &num_editor_el_chars
4685   },
4686   {
4687     &setup.editor.el_steel_chars,
4688     &setup.editor_cascade.el_steel_chars,
4689     &editor_hl_steel_chars_ptr,         &num_editor_hl_steel_chars,
4690     &editor_el_steel_chars_ptr,         &num_editor_el_steel_chars
4691   },
4692   {
4693     &setup.editor.el_custom,
4694     &setup.editor_cascade.el_ce,
4695     &editor_hl_custom_ptr,              &num_editor_hl_custom,
4696     &editor_el_custom_ptr,              &num_editor_el_custom
4697   },
4698   {
4699     &setup.editor.el_custom,
4700     &setup.editor_cascade.el_ge,
4701     &editor_hl_group_ptr,               &num_editor_hl_group,
4702     &editor_el_group_ptr,               &num_editor_el_group
4703   },
4704   {
4705     &setup.editor.el_custom,
4706     &setup.editor_cascade.el_ref,
4707     &editor_hl_reference_ptr,           &num_editor_hl_reference,
4708     &editor_el_reference_ptr,           &num_editor_el_reference
4709   },
4710   {
4711     &setup.editor.el_user_defined,
4712     &setup.editor_cascade.el_user,
4713     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
4714     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
4715   },
4716   {
4717     &setup.editor.el_dynamic,
4718     &setup.editor_cascade.el_dynamic,
4719     &editor_hl_dynamic_ptr,             &num_editor_hl_dynamic,
4720     &editor_el_dynamic_ptr,             &num_editor_el_dynamic,
4721   },
4722   {
4723     &use_el_empty,
4724     &use_el_empty,
4725     &editor_hl_empty_ptr,               &num_editor_hl_empty,
4726     &editor_el_empty_ptr,               &num_editor_el_empty,
4727   },
4728   {
4729     NULL,
4730     NULL,
4731     NULL,                               NULL,
4732     NULL,                               NULL
4733   }
4734 };
4735
4736
4737 /*
4738   -----------------------------------------------------------------------------
4739   functions
4740   -----------------------------------------------------------------------------
4741 */
4742
4743 static int getMaxInfoTextLength()
4744 {
4745   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4746 }
4747
4748 static int getTextWidthForGadget(char *text)
4749 {
4750   if (text == NULL)
4751     return 0;
4752
4753   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4754 }
4755
4756 static int getTextWidthForDrawingArea(char *text)
4757 {
4758   if (text == NULL)
4759     return 0;
4760
4761   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4762 }
4763
4764 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4765 {
4766   return (gi->x + gi->width + getTextWidthForGadget(text));
4767 }
4768
4769 static char *getElementInfoText(int element)
4770 {
4771   char *info_text = NULL;
4772
4773   if (element < MAX_NUM_ELEMENTS)
4774   {
4775     if (strlen(element_info[element].description) > 0)
4776       info_text = element_info[element].description;
4777     else if (element_info[element].custom_description != NULL)
4778       info_text = element_info[element].custom_description;
4779     else if (element_info[element].editor_description != NULL)
4780       info_text = element_info[element].editor_description;
4781   }
4782
4783   if (info_text == NULL)
4784     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4785
4786   return info_text;
4787 }
4788
4789 char *getElementDescriptionFilename(int element)
4790 {
4791   char *docs_dir = options.docs_directory;
4792   char *elements_subdir = "elements";
4793   static char *filename = NULL;
4794   char basename[MAX_FILENAME_LEN];
4795
4796   checked_free(filename);
4797
4798   /* 1st try: look for element description file for exactly this element */
4799   sprintf(basename, "%s.txt", element_info[element].token_name);
4800   filename = getPath3(docs_dir, elements_subdir, basename);
4801   if (fileExists(filename))
4802     return filename;
4803
4804   free(filename);
4805
4806   /* 2nd try: look for element description file for this element's class */
4807   sprintf(basename, "%s.txt", element_info[element].class_name);
4808   filename = getPath3(docs_dir, elements_subdir, basename);
4809   if (fileExists(filename))
4810     return filename;
4811
4812   return NULL;
4813 }
4814
4815 static void InitDynamicEditorElementList(int **elements, int *num_elements)
4816 {
4817   boolean element_found[NUM_FILE_ELEMENTS];
4818   int i, x, y;
4819
4820   /* initialize list of used elements to "not used" */
4821   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4822     element_found[i] = FALSE;
4823
4824   /* find all elements used in current level */
4825   for (y = 0; y < lev_fieldy; y++)
4826     for (x = 0; x < lev_fieldx; x++)
4827       if (Feld[x][y] < NUM_FILE_ELEMENTS)       /* should always be true */
4828         element_found[Feld[x][y]] = TRUE;
4829
4830   *num_elements = 0;
4831
4832   /* count number of elements used in current level */
4833   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4834     if (element_found[i])
4835       (*num_elements)++;
4836
4837   /* add space for up to 3 more elements for padding that may be needed */
4838   *num_elements += 3;
4839
4840   /* free memory for old list of elements, if needed */
4841   checked_free(*elements);
4842
4843   /* allocate memory for new list of elements */
4844   *elements = checked_malloc(*num_elements * sizeof(int));
4845
4846   *num_elements = 0;
4847
4848   /* add all elements used in current level (non-custom/group elements) */
4849   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4850     if (element_found[i] && !(IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
4851       (*elements)[(*num_elements)++] = i;
4852
4853   /* add all elements used in current level (custom/group elements) */
4854   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4855     if (element_found[i] && (IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
4856       (*elements)[(*num_elements)++] = i;
4857
4858   while (*num_elements % 4)     /* pad with empty elements, if needed */
4859     (*elements)[(*num_elements)++] = EL_EMPTY;
4860 }
4861
4862 static void ReinitializeElementList()
4863 {
4864   static boolean initialization_needed = TRUE;
4865   int pos = 0;
4866   int i, j;
4867
4868   if (initialization_needed)
4869   {
4870     LoadSetup_EditorCascade();          /* load last editor cascade state */
4871
4872     /* initialize editor cascade element from saved cascade state */
4873     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4874     {
4875       int *cascade_element = &(*editor_elements_info[i].headline_list)[0];
4876       boolean cascade_value = *editor_elements_info[i].setup_cascade_value;
4877
4878       if (IS_EDITOR_CASCADE(*cascade_element))
4879         *cascade_element =
4880           (cascade_value ? EL_CASCADE_ACTIVE(*cascade_element) :
4881            EL_CASCADE_INACTIVE(*cascade_element));
4882     }
4883
4884     initialization_needed = FALSE;
4885   }
4886
4887   checked_free(editor_elements);
4888
4889   /* reload optional user defined element list for each invocation of editor */
4890   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4891                                    &num_editor_el_user_defined);
4892
4893   /* initialize dynamic level element list for each invocation of editor */
4894   InitDynamicEditorElementList(&editor_el_dynamic_ptr,
4895                                &num_editor_el_dynamic);
4896
4897   /* initialize list of empty elements (used for padding, if needed) */
4898   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4899     editor_el_empty[i] = EL_EMPTY;
4900
4901   /* do some sanity checks for each element from element list */
4902   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4903   {
4904     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4905     {
4906       int element = (*editor_elements_info[i].element_list)[j];
4907
4908       if (element >= NUM_FILE_ELEMENTS)
4909         Error(ERR_WARN, "editor element %d is runtime element", element);
4910
4911       if (strEqual(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT))
4912         Error(ERR_WARN, "no element description for element %d", element);
4913     }
4914   }
4915
4916   num_editor_elements = 0;
4917   use_el_empty = FALSE;
4918
4919   /* determine size of element list */
4920   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4921   {
4922     boolean found_inactive_cascade = FALSE;
4923
4924     if (*editor_elements_info[i].setup_value)
4925     {
4926       if (setup.editor.el_headlines)
4927       {
4928         num_editor_elements += *editor_elements_info[i].headline_list_size;
4929
4930         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4931         {
4932           int element = (*editor_elements_info[i].headline_list)[j];
4933
4934           if (IS_EDITOR_CASCADE_INACTIVE(element))
4935             found_inactive_cascade = TRUE;
4936         }
4937       }
4938
4939       if (found_inactive_cascade)
4940         continue;
4941
4942       num_editor_elements += *editor_elements_info[i].element_list_size;
4943     }
4944   }
4945
4946   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4947   {
4948     /* offer at least as many elements as element buttons exist */
4949     use_el_empty = TRUE;
4950     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4951
4952     num_editor_elements += num_editor_el_empty;
4953   }
4954
4955   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4956
4957   /* fill element list */
4958   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4959   {
4960     boolean found_inactive_cascade = FALSE;
4961
4962     if (*editor_elements_info[i].setup_value)
4963     {
4964       if (setup.editor.el_headlines)
4965       {
4966         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4967         {
4968           int element = (*editor_elements_info[i].headline_list)[j];
4969
4970           editor_elements[pos++] = element;
4971
4972           if (IS_EDITOR_CASCADE_INACTIVE(element))
4973             found_inactive_cascade = TRUE;
4974         }
4975       }
4976
4977       if (found_inactive_cascade)
4978         continue;
4979
4980       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4981         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4982     }
4983   }
4984
4985   /* (this function is also called before editor gadgets are initialized!) */
4986   AdjustElementListScrollbar();
4987 }
4988
4989 void PrintEditorElementList()
4990 {
4991   boolean *stop = &setup.editor.el_user_defined;
4992   int i, j;
4993
4994   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4995   {
4996     int cascade_element = (*editor_elements_info[i].headline_list)[0];
4997
4998     if (IS_EDITOR_CASCADE(cascade_element))
4999     {
5000       int cascade_element_show = EL_CASCADE_INACTIVE(cascade_element);
5001       char *headline = element_info[cascade_element_show].editor_description;
5002
5003       printf_line_with_prefix("# ", "-", 77);
5004       printf("# %s\n", headline);
5005       printf_line_with_prefix("# ", "-", 77);
5006     }
5007
5008     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
5009     {
5010       int element = (*editor_elements_info[i].headline_list)[j];
5011
5012       if (IS_EDITOR_CASCADE(element))
5013         element = EL_CHAR_MINUS;
5014
5015       printf("# %s\n", element_info[element].token_name);
5016     }
5017
5018     if (j > 0)
5019       printf("#\n");
5020
5021     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
5022     {
5023       int element = (*editor_elements_info[i].element_list)[j];
5024
5025       printf("# %s\n", element_info[element].token_name);
5026     }
5027
5028     if (j > 0)
5029       printf("#\n");
5030   }
5031 }
5032
5033 static void ReinitializeElementListButtons()
5034 {
5035   static boolean last_setup_value_headlines = FALSE;
5036   static boolean initialization_needed = TRUE;
5037   int i;
5038
5039   if (!initialization_needed)   /* check if editor element setup has changed */
5040   {
5041     if (last_setup_value_headlines != setup.editor.el_headlines)
5042       initialization_needed = TRUE;
5043
5044     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5045       if (editor_elements_info[i].last_setup_value !=
5046           *editor_elements_info[i].setup_value)
5047         initialization_needed = TRUE;
5048   }
5049
5050   if (!initialization_needed)
5051     return;
5052
5053   FreeLevelEditorGadgets();
5054   CreateLevelEditorGadgets();
5055
5056   /* store current setup values for next invocation of this function */
5057   last_setup_value_headlines = setup.editor.el_headlines;
5058   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5059     editor_elements_info[i].last_setup_value =
5060       *editor_elements_info[i].setup_value;
5061
5062   initialization_needed = FALSE;
5063 }
5064
5065 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
5066                               boolean input)
5067 {
5068   int border_graphic =
5069     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
5070   Bitmap *src_bitmap;
5071   int src_x, src_y;
5072   int bx = (input ? 4 : 8);
5073   int by = (input ? 4 : 8);
5074   int bx2 = TILEX - bx;
5075   int by2 = TILEY - by;
5076   int i;
5077
5078   getGraphicSource(border_graphic, 0, &src_bitmap, &src_x, &src_y);
5079
5080   BlitBitmap(src_bitmap, drawto, src_x, src_y,
5081              bx, by, dest_x - bx, dest_y - by);
5082   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y,
5083              bx, by, dest_x + width, dest_y - by);
5084   BlitBitmap(src_bitmap, drawto, src_x, src_y + by2,
5085              bx, by, dest_x - bx, dest_y + height);
5086   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by2,
5087              bx, by, dest_x + width, dest_y + height);
5088
5089   for (i = 0; i < width / MINI_TILEX; i++)
5090   {
5091     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y, MINI_TILEX, by,
5092                dest_x + i * MINI_TILEX, dest_y - by);
5093     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y + by2, MINI_TILEX, by,
5094                dest_x + i * MINI_TILEX, dest_y + height);
5095   }
5096
5097   for (i = 0; i < height / MINI_TILEY; i++)
5098   {
5099     BlitBitmap(src_bitmap, drawto, src_x, src_y + by, bx, MINI_TILEY,
5100                dest_x - bx, dest_y + i * MINI_TILEY);
5101     BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by, bx, MINI_TILEY,
5102                dest_x + width, dest_y + i * MINI_TILEY);
5103   }
5104
5105   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
5106 }
5107
5108 static void DrawDrawingArea(int id)
5109 {
5110   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5111   int x, y;
5112
5113   int *value = drawingarea_info[id].value;
5114   int area_xsize = drawingarea_info[id].area_xsize;
5115   int area_ysize = drawingarea_info[id].area_ysize;
5116
5117   for (x = 0; x < area_xsize; x++)
5118     for (y = 0; y < area_ysize; y++)
5119       DrawMiniGraphicExt(drawto,
5120                          gi->x + x * MINI_TILEX,
5121                          gi->y + y * MINI_TILEY,
5122                          el2edimg(value[x * area_ysize + y]));
5123 }
5124
5125 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
5126 {
5127 #if 0
5128   /* (directly solved in BlitBitmap() now) */
5129   static Bitmap *tmp_backbuffer = NULL;
5130 #endif
5131   int x, y;
5132   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
5133   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
5134
5135 #if 0
5136   /* (directly solved in BlitBitmap() now) */
5137   if (tmp_backbuffer == NULL)
5138     tmp_backbuffer = CreateBitmap(WIN_XSIZE, WIN_YSIZE, DEFAULT_DEPTH);
5139
5140   /* needed when blitting directly to same bitmap -- should not be needed with
5141      recent SDL libraries, but apparently does not work in 1.2.11 directly */
5142   BlitBitmap(drawto, tmp_backbuffer,
5143              SX + (dx == -1 ? MINI_TILEX : 0),
5144              SY + (dy == -1 ? MINI_TILEY : 0),
5145              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5146              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5147              SX + (dx == +1 ? MINI_TILEX : 0),
5148              SY + (dy == +1 ? MINI_TILEY : 0));
5149   BlitBitmap(tmp_backbuffer, drawto,
5150              SX + (dx == +1 ? MINI_TILEX : 0),
5151              SY + (dy == +1 ? MINI_TILEY : 0),
5152              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5153              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5154              SX + (dx == +1 ? MINI_TILEX : 0),
5155              SY + (dy == +1 ? MINI_TILEY : 0));
5156
5157 #else
5158
5159   BlitBitmap(drawto, drawto,
5160              SX + (dx == -1 ? MINI_TILEX : 0),
5161              SY + (dy == -1 ? MINI_TILEY : 0),
5162              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5163              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5164              SX + (dx == +1 ? MINI_TILEX : 0),
5165              SY + (dy == +1 ? MINI_TILEY : 0));
5166 #endif
5167
5168   if (dx)
5169   {
5170     x = (dx == 1 ? 0 : ed_fieldx - 1);
5171     for (y = 0; y < ed_fieldy; y++)
5172       DrawMiniElementOrWall(x, y, from_x, from_y);
5173   }
5174   else if (dy)
5175   {
5176     y = (dy == 1 ? 0 : ed_fieldy - 1);
5177     for (x = 0; x < ed_fieldx; x++)
5178       DrawMiniElementOrWall(x, y, from_x, from_y);
5179   }
5180
5181   redraw_mask |= REDRAW_FIELD;
5182   BackToFront();
5183 }
5184
5185 static void CreateControlButtons()
5186 {
5187   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5188   struct GadgetInfo *gi;
5189   unsigned long event_mask;
5190   int i;
5191
5192   /* create toolbox buttons */
5193   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5194   {
5195     int id = i;
5196     int width, height;
5197     int gd_xoffset, gd_yoffset;
5198     int gd_x1, gd_x2, gd_y1, gd_y2;
5199     int button_type;
5200     int radio_button_nr;
5201     boolean checked;
5202
5203     if (id == GADGET_ID_SINGLE_ITEMS ||
5204         id == GADGET_ID_CONNECTED_ITEMS ||
5205         id == GADGET_ID_LINE ||
5206         id == GADGET_ID_ARC ||
5207         id == GADGET_ID_TEXT ||
5208         id == GADGET_ID_RECTANGLE ||
5209         id == GADGET_ID_FILLED_BOX ||
5210         id == GADGET_ID_FLOOD_FILL ||
5211         id == GADGET_ID_GRAB_BRUSH ||
5212         id == GADGET_ID_PICK_ELEMENT ||
5213         id == GADGET_ID_CUSTOM_COPY_FROM ||
5214         id == GADGET_ID_CUSTOM_COPY_TO ||
5215         id == GADGET_ID_CUSTOM_EXCHANGE)
5216     {
5217       button_type = GD_TYPE_RADIO_BUTTON;
5218       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
5219       checked = (id == drawing_function ? TRUE : FALSE);
5220       event_mask = GD_EVENT_PRESSED;
5221     }
5222     else
5223     {
5224       button_type = GD_TYPE_NORMAL_BUTTON;
5225       radio_button_nr = RADIO_NR_NONE;
5226       checked = FALSE;
5227
5228       if (id == GADGET_ID_WRAP_LEFT ||
5229           id == GADGET_ID_WRAP_RIGHT ||
5230           id == GADGET_ID_WRAP_UP ||
5231           id == GADGET_ID_WRAP_DOWN)
5232         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5233       else
5234         event_mask = GD_EVENT_RELEASED;
5235     }
5236
5237     if (id < ED_NUM_CTRL1_BUTTONS)
5238     {
5239       int x = i % ED_CTRL1_BUTTONS_HORIZ;
5240       int y = i / ED_CTRL1_BUTTONS_HORIZ;
5241
5242       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
5243       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
5244       width  = ED_CTRL1_BUTTON_XSIZE;
5245       height = ED_CTRL1_BUTTON_YSIZE;
5246
5247       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
5248       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
5249       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
5250       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
5251     }
5252     else if (id < ED_NUM_CTRL1_2_BUTTONS)
5253     {
5254       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
5255       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
5256
5257       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
5258       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
5259       width  = ED_CTRL2_BUTTON_XSIZE;
5260       height = ED_CTRL2_BUTTON_YSIZE;
5261
5262       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
5263       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
5264       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
5265       gd_y2 = 0;        /* no alternative graphic for these buttons */
5266     }
5267     else if (id < ED_NUM_CTRL1_3_BUTTONS)
5268     {
5269       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
5270       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
5271
5272       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
5273       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
5274       width  = ED_CTRL3_BUTTON_XSIZE;
5275       height = ED_CTRL3_BUTTON_YSIZE;
5276
5277       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
5278       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
5279       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
5280       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
5281     }
5282     else
5283     {
5284       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
5285       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
5286
5287       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
5288       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
5289       width  = ED_CTRL4_BUTTON_XSIZE;
5290       height = ED_CTRL4_BUTTON_YSIZE;
5291
5292       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
5293       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
5294       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
5295       gd_y2 = 0;        /* no alternative graphic for these buttons */
5296     }
5297
5298     gi = CreateGadget(GDI_CUSTOM_ID, id,
5299                       GDI_CUSTOM_TYPE_ID, i,
5300                       GDI_INFO_TEXT, control_info[i].text,
5301                       GDI_X, EX + gd_xoffset,
5302                       GDI_Y, EY + gd_yoffset,
5303                       GDI_WIDTH, width,
5304                       GDI_HEIGHT, height,
5305                       GDI_TYPE, button_type,
5306                       GDI_STATE, GD_BUTTON_UNPRESSED,
5307                       GDI_RADIO_NR, radio_button_nr,
5308                       GDI_CHECKED, checked,
5309                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5310                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5311                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5312                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5313                       GDI_EVENT_MASK, event_mask,
5314                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5315                       GDI_CALLBACK_ACTION, HandleControlButtons,
5316                       GDI_END);
5317
5318     if (gi == NULL)
5319       Error(ERR_EXIT, "cannot create gadget");
5320
5321     level_editor_gadget[id] = gi;
5322   }
5323
5324   /* create buttons for scrolling of drawing area and element list */
5325   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
5326   {
5327     int id = scrollbutton_info[i].gadget_id;
5328     int x, y, width, height;
5329     int gd_x1, gd_x2, gd_y1, gd_y2;
5330
5331     x = scrollbutton_info[i].x;
5332     y = scrollbutton_info[i].y;
5333
5334     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5335
5336     if (id == GADGET_ID_SCROLL_LIST_UP ||
5337         id == GADGET_ID_SCROLL_LIST_DOWN)
5338     {
5339       x += DX;
5340       y += DY;
5341       width = ED_SCROLLBUTTON2_XSIZE;
5342       height = ED_SCROLLBUTTON2_YSIZE;
5343       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
5344       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
5345       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
5346       gd_y2 = gd_y1;
5347     }
5348     else
5349     {
5350       x += SX;
5351       y += SY;
5352       width = ED_SCROLLBUTTON_XSIZE;
5353       height = ED_SCROLLBUTTON_YSIZE;
5354       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
5355       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
5356       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
5357       gd_y2 = gd_y1;
5358     }
5359
5360     gi = CreateGadget(GDI_CUSTOM_ID, id,
5361                       GDI_CUSTOM_TYPE_ID, i,
5362                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
5363                       GDI_X, x,
5364                       GDI_Y, y,
5365                       GDI_WIDTH, width,
5366                       GDI_HEIGHT, height,
5367                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5368                       GDI_STATE, GD_BUTTON_UNPRESSED,
5369                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5370                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5371                       GDI_EVENT_MASK, event_mask,
5372                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5373                       GDI_CALLBACK_ACTION, HandleControlButtons,
5374                       GDI_END);
5375
5376     if (gi == NULL)
5377       Error(ERR_EXIT, "cannot create gadget");
5378
5379     level_editor_gadget[id] = gi;
5380   }
5381
5382   /* create buttons for element list */
5383   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5384   {
5385     Bitmap *deco_bitmap;
5386     int deco_x, deco_y, deco_xpos, deco_ypos;
5387     int gd_xoffset, gd_yoffset;
5388     int gd_x1, gd_x2, gd_y;
5389     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
5390     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
5391     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
5392     int element = editor_elements[i];
5393
5394     event_mask = GD_EVENT_RELEASED;
5395
5396     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
5397     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
5398
5399     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
5400     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
5401     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
5402
5403     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
5404     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
5405     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
5406
5407     gi = CreateGadget(GDI_CUSTOM_ID, id,
5408                       GDI_CUSTOM_TYPE_ID, i,
5409                       GDI_INFO_TEXT, getElementInfoText(element),
5410                       GDI_X, DX + gd_xoffset,
5411                       GDI_Y, DY + gd_yoffset,
5412                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
5413                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
5414                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5415                       GDI_STATE, GD_BUTTON_UNPRESSED,
5416                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5417                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5418                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
5419                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
5420                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
5421                       GDI_DECORATION_SHIFTING, 1, 1,
5422                       GDI_EVENT_MASK, event_mask,
5423                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5424                       GDI_CALLBACK_ACTION, HandleControlButtons,
5425                       GDI_END);
5426
5427     if (gi == NULL)
5428       Error(ERR_EXIT, "cannot create gadget");
5429
5430     level_editor_gadget[id] = gi;
5431   }
5432 }
5433
5434 static void CreateCounterButtons()
5435 {
5436   int max_infotext_len = getMaxInfoTextLength();
5437   int i;
5438
5439   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
5440   {
5441     int j;
5442     int x = SX + counterbutton_info[i].x;       /* down count button */
5443     int y = SY + counterbutton_info[i].y;
5444
5445     /* determine horizontal position to the right of specified gadget */
5446     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5447       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
5448            ED_GADGET_TEXT_DISTANCE);
5449
5450     /* determine horizontal offset for leading text */
5451     if (counterbutton_info[i].text_left != NULL)
5452       x += getTextWidthForGadget(counterbutton_info[i].text_left);
5453
5454     for (j = 0; j < 2; j++)
5455     {
5456       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5457       struct GadgetInfo *gi;
5458       int id = (j == 0 ?
5459                 counterbutton_info[i].gadget_id_down :
5460                 counterbutton_info[i].gadget_id_up);
5461       int gd_xoffset;
5462       int gd_x, gd_x1, gd_x2, gd_y;
5463       int x_size, y_size;
5464       unsigned long event_mask;
5465       char infotext[max_infotext_len + 1];
5466
5467       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5468
5469       if (i == ED_COUNTER_ID_SELECT_LEVEL)
5470       {
5471         int sid = (j == 0 ?
5472                    ED_SCROLLBUTTON_ID_AREA_LEFT :
5473                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
5474
5475         event_mask |= GD_EVENT_RELEASED;
5476
5477         if (j == 1)
5478           x += 2 * ED_GADGET_DISTANCE;
5479         y += ED_GADGET_DISTANCE;
5480
5481         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
5482         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
5483         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
5484         x_size = ED_SCROLLBUTTON_XSIZE;
5485         y_size = ED_SCROLLBUTTON_YSIZE;
5486       }
5487       else
5488       {
5489         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
5490         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
5491         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
5492         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
5493         x_size = ED_BUTTON_COUNT_XSIZE;
5494         y_size = ED_BUTTON_COUNT_YSIZE;
5495       }
5496
5497       sprintf(infotext, "%s counter value by 1, 5 or 10",
5498               (j == 0 ? "decrease" : "increase"));
5499
5500       gi = CreateGadget(GDI_CUSTOM_ID, id,
5501                         GDI_CUSTOM_TYPE_ID, i,
5502                         GDI_INFO_TEXT, infotext,
5503                         GDI_X, x,
5504                         GDI_Y, y,
5505                         GDI_WIDTH, x_size,
5506                         GDI_HEIGHT, y_size,
5507                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5508                         GDI_STATE, GD_BUTTON_UNPRESSED,
5509                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5510                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5511                         GDI_EVENT_MASK, event_mask,
5512                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5513                         GDI_CALLBACK_ACTION, HandleCounterButtons,
5514                         GDI_END);
5515
5516       if (gi == NULL)
5517         Error(ERR_EXIT, "cannot create gadget");
5518
5519       level_editor_gadget[id] = gi;
5520       right_gadget_border[id] =
5521         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5522
5523       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
5524
5525       if (j == 0)
5526       {
5527         int font_type = FONT_INPUT_1;
5528         int font_type_active = FONT_INPUT_1_ACTIVE;
5529         int gd_width = ED_WIN_COUNT_XSIZE;
5530
5531         id = counterbutton_info[i].gadget_id_text;
5532         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5533
5534         if (i == ED_COUNTER_ID_SELECT_LEVEL)
5535         {
5536           font_type = FONT_LEVEL_NUMBER;
5537 #if 1
5538           font_type_active = FONT_LEVEL_NUMBER_ACTIVE;
5539 #else
5540           font_type_active = FONT_LEVEL_NUMBER;
5541 #endif
5542           x += 2 * ED_GADGET_DISTANCE;
5543           y -= ED_GADGET_DISTANCE;
5544
5545           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
5546           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
5547           gd_width = ED_WIN_COUNT2_XSIZE;
5548         }
5549         else
5550         {
5551           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5552           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5553         }
5554
5555         gi = CreateGadget(GDI_CUSTOM_ID, id,
5556                           GDI_CUSTOM_TYPE_ID, i,
5557                           GDI_INFO_TEXT, "enter counter value",
5558                           GDI_X, x,
5559                           GDI_Y, y,
5560                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
5561                           GDI_NUMBER_VALUE, 0,
5562                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
5563                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
5564                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
5565                           GDI_TEXT_FONT, font_type,
5566                           GDI_TEXT_FONT_ACTIVE, font_type_active,
5567                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5568                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5569                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5570                           GDI_DESIGN_WIDTH, gd_width,
5571                           GDI_EVENT_MASK, event_mask,
5572                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5573                           GDI_CALLBACK_ACTION, HandleCounterButtons,
5574                           GDI_END);
5575
5576         if (gi == NULL)
5577           Error(ERR_EXIT, "cannot create gadget");
5578
5579         level_editor_gadget[id] = gi;
5580         right_gadget_border[id] =
5581           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5582
5583         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
5584       }
5585     }
5586   }
5587 }
5588
5589 static void CreateDrawingAreas()
5590 {
5591   int i;
5592
5593   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
5594   {
5595     struct GadgetInfo *gi;
5596     unsigned long event_mask;
5597     int id = drawingarea_info[i].gadget_id;
5598     int x = SX + drawingarea_info[i].x;
5599     int y = SY + drawingarea_info[i].y;
5600     int area_xsize = drawingarea_info[i].area_xsize;
5601     int area_ysize = drawingarea_info[i].area_ysize;
5602
5603     event_mask =
5604       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
5605       GD_EVENT_OFF_BORDERS;
5606
5607     /* determine horizontal position to the right of specified gadget */
5608     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
5609       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
5610            ED_DRAWINGAREA_TEXT_DISTANCE);
5611
5612     /* determine horizontal offset for leading text */
5613     if (drawingarea_info[i].text_left != NULL)
5614       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
5615
5616     gi = CreateGadget(GDI_CUSTOM_ID, id,
5617                       GDI_CUSTOM_TYPE_ID, i,
5618                       GDI_X, x,
5619                       GDI_Y, y,
5620                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
5621                       GDI_AREA_SIZE, area_xsize, area_ysize,
5622                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
5623                       GDI_EVENT_MASK, event_mask,
5624                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
5625                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
5626                       GDI_END);
5627
5628     if (gi == NULL)
5629       Error(ERR_EXIT, "cannot create gadget");
5630
5631     level_editor_gadget[id] = gi;
5632     right_gadget_border[id] =
5633       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
5634   }
5635 }
5636
5637 static void CreateTextInputGadgets()
5638 {
5639   int max_infotext_len = getMaxInfoTextLength();
5640   int i;
5641
5642   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
5643   {
5644     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5645     int gd_x, gd_y;
5646     struct GadgetInfo *gi;
5647     unsigned long event_mask;
5648     char infotext[MAX_OUTPUT_LINESIZE + 1];
5649     int id = textinput_info[i].gadget_id;
5650
5651     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5652
5653     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5654     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5655
5656     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
5657     infotext[max_infotext_len] = '\0';
5658
5659     gi = CreateGadget(GDI_CUSTOM_ID, id,
5660                       GDI_CUSTOM_TYPE_ID, i,
5661                       GDI_INFO_TEXT, infotext,
5662                       GDI_X, SX + textinput_info[i].x,
5663                       GDI_Y, SY + textinput_info[i].y,
5664                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
5665                       GDI_TEXT_VALUE, textinput_info[i].value,
5666                       GDI_TEXT_SIZE, textinput_info[i].size,
5667                       GDI_TEXT_FONT, FONT_INPUT_1,
5668                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5669                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5670                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5671                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5672                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5673                       GDI_EVENT_MASK, event_mask,
5674                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5675                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
5676                       GDI_END);
5677
5678     if (gi == NULL)
5679       Error(ERR_EXIT, "cannot create gadget");
5680
5681     level_editor_gadget[id] = gi;
5682   }
5683 }
5684
5685 static void CreateTextAreaGadgets()
5686 {
5687   int max_infotext_len = getMaxInfoTextLength();
5688   int i;
5689
5690   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
5691   {
5692     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5693     int gd_x, gd_y;
5694     struct GadgetInfo *gi;
5695     unsigned long event_mask;
5696     char infotext[MAX_OUTPUT_LINESIZE + 1];
5697     int id = textarea_info[i].gadget_id;
5698     int area_xsize = textarea_info[i].xsize;
5699     int area_ysize = textarea_info[i].ysize;
5700
5701     event_mask = GD_EVENT_TEXT_LEAVING;
5702
5703     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5704     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5705
5706     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
5707     infotext[max_infotext_len] = '\0';
5708
5709     gi = CreateGadget(GDI_CUSTOM_ID, id,
5710                       GDI_CUSTOM_TYPE_ID, i,
5711                       GDI_INFO_TEXT, infotext,
5712                       GDI_X, SX + textarea_info[i].x,
5713                       GDI_Y, SY + textarea_info[i].y,
5714                       GDI_TYPE, GD_TYPE_TEXT_AREA,
5715                       GDI_AREA_SIZE, area_xsize, area_ysize,
5716                       GDI_TEXT_FONT, FONT_INPUT_1,
5717                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5718                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5719                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5720                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5721                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5722                       GDI_EVENT_MASK, event_mask,
5723                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5724                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
5725                       GDI_END);
5726
5727     if (gi == NULL)
5728       Error(ERR_EXIT, "cannot create gadget");
5729
5730     level_editor_gadget[id] = gi;
5731   }
5732 }
5733
5734 static void CreateSelectboxGadgets()
5735 {
5736   int max_infotext_len = getMaxInfoTextLength();
5737   int i, j;
5738
5739   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5740   {
5741     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5742     int gd_x, gd_y;
5743     struct GadgetInfo *gi;
5744     unsigned long event_mask;
5745     char infotext[MAX_OUTPUT_LINESIZE + 1];
5746     int id = selectbox_info[i].gadget_id;
5747     int x = SX + selectbox_info[i].x;
5748     int y = SY + selectbox_info[i].y;
5749
5750     if (selectbox_info[i].size == -1)   /* dynamically determine size */
5751     {
5752       /* (we cannot use -1 for uninitialized values if we directly compare
5753          with results from strlen(), because the '<' and '>' operation will
5754          implicitely cast -1 to an unsigned integer value!) */
5755       selectbox_info[i].size = 0;
5756
5757       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
5758         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
5759           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
5760
5761       selectbox_info[i].size++;         /* add one character empty space */
5762     }
5763
5764     event_mask = GD_EVENT_RELEASED |
5765       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5766
5767     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
5768     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
5769
5770     /* determine horizontal position to the right of specified gadget */
5771     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
5772       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
5773            ED_GADGET_TEXT_DISTANCE);
5774
5775     /* determine horizontal offset for leading text */
5776     if (selectbox_info[i].text_left != NULL)
5777       x += getTextWidthForGadget(selectbox_info[i].text_left);
5778
5779     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
5780     infotext[max_infotext_len] = '\0';
5781
5782     gi = CreateGadget(GDI_CUSTOM_ID, id,
5783                       GDI_CUSTOM_TYPE_ID, i,
5784                       GDI_INFO_TEXT, infotext,
5785                       GDI_X, x,
5786                       GDI_Y, y,
5787                       GDI_TYPE, GD_TYPE_SELECTBOX,
5788                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
5789                       GDI_TEXT_SIZE, selectbox_info[i].size,
5790                       GDI_TEXT_FONT, FONT_INPUT_1,
5791                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5792                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5793                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5794                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5795                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
5796                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5797                       GDI_EVENT_MASK, event_mask,
5798                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5799                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
5800                       GDI_END);
5801
5802     if (gi == NULL)
5803       Error(ERR_EXIT, "cannot create gadget");
5804
5805     level_editor_gadget[id] = gi;
5806     right_gadget_border[id] =
5807       getRightGadgetBorder(gi, selectbox_info[i].text_right);
5808   }
5809 }
5810
5811 static void CreateTextbuttonGadgets()
5812 {
5813   int max_infotext_len = getMaxInfoTextLength();
5814   int i;
5815
5816   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
5817   {
5818     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5819     int gd_x1, gd_x2, gd_y1, gd_y2;
5820     struct GadgetInfo *gi;
5821     unsigned long event_mask;
5822     char infotext[MAX_OUTPUT_LINESIZE + 1];
5823     int id = textbutton_info[i].gadget_id;
5824     int x = SX + textbutton_info[i].x;
5825     int y = SY + textbutton_info[i].y;
5826
5827     if (textbutton_info[i].size == -1)  /* dynamically determine size */
5828       textbutton_info[i].size = strlen(textbutton_info[i].text);
5829
5830     event_mask = GD_EVENT_RELEASED;
5831
5832     if ((id >= GADGET_ID_LEVELINFO_LEVEL && id <= GADGET_ID_LEVELINFO_EDITOR) ||
5833         (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE))
5834     {
5835       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
5836       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
5837       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
5838       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
5839     }
5840     else
5841     {
5842       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
5843       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
5844       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
5845       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
5846     }
5847
5848     sprintf(infotext, "%s", textbutton_info[i].infotext);
5849     infotext[max_infotext_len] = '\0';
5850
5851     /* determine horizontal position to the right of specified gadget */
5852     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5853       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
5854            ED_GADGET_TEXT_DISTANCE);
5855
5856     /* determine horizontal offset for leading text */
5857     if (textbutton_info[i].text_left != NULL)
5858       x += getTextWidthForGadget(textbutton_info[i].text_left);
5859
5860     gi = CreateGadget(GDI_CUSTOM_ID, id,
5861                       GDI_CUSTOM_TYPE_ID, i,
5862                       GDI_INFO_TEXT, infotext,
5863                       GDI_X, x,
5864                       GDI_Y, y,
5865                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
5866                       GDI_TEXT_VALUE, textbutton_info[i].text,
5867                       GDI_TEXT_SIZE, textbutton_info[i].size,
5868                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
5869                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
5870                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5871                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5872                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5873                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
5874                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5875                       GDI_DECORATION_SHIFTING, 1, 1,
5876                       GDI_EVENT_MASK, event_mask,
5877                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5878                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
5879                       GDI_END);
5880
5881     if (gi == NULL)
5882       Error(ERR_EXIT, "cannot create gadget");
5883
5884     level_editor_gadget[id] = gi;
5885     right_gadget_border[id] =
5886       getRightGadgetBorder(gi, textbutton_info[i].text_right);
5887   }
5888 }
5889
5890 static void CreateGraphicbuttonGadgets()
5891 {
5892   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5893   struct GadgetInfo *gi;
5894   unsigned long event_mask;
5895   int i;
5896
5897   /* create buttons for scrolling of drawing area and element list */
5898   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
5899   {
5900     int id = graphicbutton_info[i].gadget_id;
5901     int gd_x1, gd_x2, gd_y1, gd_y2;
5902     int x = SX + graphicbutton_info[i].x;
5903     int y = SY + graphicbutton_info[i].y;
5904
5905     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5906
5907     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
5908     {
5909       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
5910       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5911       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
5912       gd_y2 = gd_y1;
5913     }
5914     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5915     {
5916       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5917       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5918       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5919       gd_y2 = gd_y1;
5920     }
5921
5922     /* determine horizontal position to the right of specified gadget */
5923     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5924       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5925            ED_GADGET_TEXT_DISTANCE);
5926
5927     /* determine horizontal offset for leading text */
5928     if (graphicbutton_info[i].text_left != NULL)
5929       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5930
5931     gi = CreateGadget(GDI_CUSTOM_ID, id,
5932                       GDI_CUSTOM_TYPE_ID, i,
5933                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5934                       GDI_X, x,
5935                       GDI_Y, y,
5936                       GDI_WIDTH, graphicbutton_info[i].width,
5937                       GDI_HEIGHT, graphicbutton_info[i].height,
5938                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5939                       GDI_STATE, GD_BUTTON_UNPRESSED,
5940                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5941                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5942                       GDI_EVENT_MASK, event_mask,
5943                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5944                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5945                       GDI_END);
5946
5947     if (gi == NULL)
5948       Error(ERR_EXIT, "cannot create gadget");
5949
5950     level_editor_gadget[id] = gi;
5951     right_gadget_border[id] =
5952       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5953   }
5954 }
5955
5956 static void CreateScrollbarGadgets()
5957 {
5958   int i;
5959
5960   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5961   {
5962     int id = scrollbar_info[i].gadget_id;
5963     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5964     int gd_x1, gd_x2, gd_y1, gd_y2;
5965     struct GadgetInfo *gi;
5966     int items_max, items_visible, item_position;
5967     unsigned long event_mask;
5968
5969     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5970     {
5971       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5972       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5973       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5974     }
5975     else        /* drawing area scrollbars */
5976     {
5977       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5978       {
5979         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5980         items_visible = ed_fieldx;
5981         item_position = 0;
5982       }
5983       else
5984       {
5985         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5986         items_visible = ed_fieldy;
5987         item_position = 0;
5988       }
5989     }
5990
5991     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5992
5993     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5994     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5995                       scrollbar_info[i].height : scrollbar_info[i].width));
5996     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5997     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5998
5999     gi = CreateGadget(GDI_CUSTOM_ID, id,
6000                       GDI_CUSTOM_TYPE_ID, i,
6001                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
6002                       GDI_X, scrollbar_info[i].x,
6003                       GDI_Y, scrollbar_info[i].y,
6004                       GDI_WIDTH, scrollbar_info[i].width,
6005                       GDI_HEIGHT, scrollbar_info[i].height,
6006                       GDI_TYPE, scrollbar_info[i].type,
6007                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
6008                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
6009                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
6010                       GDI_WHEEL_AREA_X, scrollbar_info[i].wheel_x,
6011                       GDI_WHEEL_AREA_Y, scrollbar_info[i].wheel_y,
6012                       GDI_WHEEL_AREA_WIDTH, scrollbar_info[i].wheel_width,
6013                       GDI_WHEEL_AREA_HEIGHT, scrollbar_info[i].wheel_height,
6014                       GDI_STATE, GD_BUTTON_UNPRESSED,
6015                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
6016                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
6017                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
6018                       GDI_EVENT_MASK, event_mask,
6019                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6020                       GDI_CALLBACK_ACTION, HandleControlButtons,
6021                       GDI_END);
6022
6023     if (gi == NULL)
6024       Error(ERR_EXIT, "cannot create gadget");
6025
6026     level_editor_gadget[id] = gi;
6027   }
6028 }
6029
6030 static void CreateCheckbuttonGadgets()
6031 {
6032   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6033   struct GadgetInfo *gi;
6034   unsigned long event_mask;
6035   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
6036   int i;
6037
6038   event_mask = GD_EVENT_PRESSED;
6039
6040   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6041   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6042   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
6043   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
6044   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
6045
6046   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
6047   {
6048     int id = checkbutton_info[i].gadget_id;
6049     int x = SX + checkbutton_info[i].x;
6050     int y = SY + checkbutton_info[i].y;
6051
6052     if (id == GADGET_ID_STICK_ELEMENT)
6053       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
6054     else
6055       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
6056
6057     /* determine horizontal position to the right of specified gadget */
6058     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6059       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
6060            ED_GADGET_TEXT_DISTANCE);
6061
6062     /* determine horizontal offset for leading text */
6063     if (checkbutton_info[i].text_left != NULL)
6064       x += getTextWidthForGadget(checkbutton_info[i].text_left);
6065
6066     gi = CreateGadget(GDI_CUSTOM_ID, id,
6067                       GDI_CUSTOM_TYPE_ID, i,
6068                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
6069                       GDI_X, x,
6070                       GDI_Y, y,
6071                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
6072                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
6073                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
6074                       GDI_CHECKED, *checkbutton_info[i].value,
6075                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
6076                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
6077                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
6078                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
6079                       GDI_EVENT_MASK, event_mask,
6080                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6081                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
6082                       GDI_END);
6083
6084     if (gi == NULL)
6085       Error(ERR_EXIT, "cannot create gadget");
6086
6087     level_editor_gadget[id] = gi;
6088     right_gadget_border[id] =
6089       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
6090   }
6091 }
6092
6093 static void CreateRadiobuttonGadgets()
6094 {
6095   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6096   struct GadgetInfo *gi;
6097   unsigned long event_mask;
6098   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
6099   int i;
6100
6101   event_mask = GD_EVENT_PRESSED;
6102
6103   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6104   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6105   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
6106   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
6107   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
6108
6109   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
6110   {
6111     int id = radiobutton_info[i].gadget_id;
6112     int x = SX + radiobutton_info[i].x;
6113     int y = SY + radiobutton_info[i].y;
6114
6115     int checked =
6116       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
6117
6118     /* determine horizontal position to the right of specified gadget */
6119     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
6120       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
6121            ED_GADGET_TEXT_DISTANCE);
6122
6123     /* determine horizontal offset for leading text */
6124     if (radiobutton_info[i].text_left != NULL)
6125       x += getTextWidthForGadget(radiobutton_info[i].text_left);
6126
6127     gi = CreateGadget(GDI_CUSTOM_ID, id,
6128                       GDI_CUSTOM_TYPE_ID, i,
6129                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
6130                       GDI_X, x,
6131                       GDI_Y, y,
6132                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
6133                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
6134                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
6135                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
6136                       GDI_CHECKED, checked,
6137                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
6138                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
6139                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
6140                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
6141                       GDI_EVENT_MASK, event_mask,
6142                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6143                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
6144                       GDI_END);
6145
6146     if (gi == NULL)
6147       Error(ERR_EXIT, "cannot create gadget");
6148
6149     level_editor_gadget[id] = gi;
6150     right_gadget_border[id] =
6151       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
6152   }
6153 }
6154
6155 void CreateLevelEditorGadgets()
6156 {
6157   int old_game_status = game_status;
6158
6159   /* setting 'game_status' is needed to get the right fonts for the editor */
6160   game_status = GAME_MODE_EDITOR;
6161
6162   ReinitializeElementList();
6163
6164   CreateControlButtons();
6165   CreateScrollbarGadgets();
6166
6167   /* order of function calls is important because of cross-references */
6168   CreateCheckbuttonGadgets();
6169   CreateCounterButtons();
6170   CreateRadiobuttonGadgets();
6171   CreateTextInputGadgets();
6172   CreateTextAreaGadgets();
6173   CreateSelectboxGadgets();
6174   CreateGraphicbuttonGadgets();
6175   CreateTextbuttonGadgets();
6176   CreateDrawingAreas();
6177
6178   game_status = old_game_status;
6179 }
6180
6181 void FreeLevelEditorGadgets()
6182 {
6183   int i;
6184
6185   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6186   {
6187     FreeGadget(level_editor_gadget[i]);
6188
6189     level_editor_gadget[i] = NULL;
6190   }
6191 }
6192
6193 static void MapCounterButtons(int id)
6194 {
6195   int gadget_id_down = counterbutton_info[id].gadget_id_down;
6196   int gadget_id_text = counterbutton_info[id].gadget_id_text;
6197   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
6198   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
6199   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
6200   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
6201   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
6202   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6203   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
6204   int yoffset = ED_BORDER_SIZE;
6205   int x_left = gi_down->x - xoffset_left;
6206   int x_right;  /* set after gadget position was modified */
6207   int y_above = gi_down->y - yoffset_above;
6208   int x = gi_down->x;
6209   int y;        /* set after gadget position was modified */
6210
6211   /* counter limits must be changed first to prevent value truncation */
6212   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
6213                             counterbutton_info[id].max_value);
6214
6215   /* right text position might have changed after setting position above */
6216   x_right = gi_up->x + gi_up->width + xoffset_right;
6217
6218   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
6219
6220   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
6221   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
6222       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
6223   {
6224     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6225     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6226     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6227   }
6228
6229   /* vertical position might have changed after setting position above */
6230   y = gi_up->y + yoffset;
6231
6232   if (counterbutton_info[id].text_above)
6233     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
6234
6235   if (counterbutton_info[id].text_left)
6236     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
6237
6238   if (counterbutton_info[id].text_right)
6239     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
6240
6241   MapGadget(gi_down);
6242   MapGadget(gi_text);
6243   MapGadget(gi_up);
6244 }
6245
6246 static void MapControlButtons()
6247 {
6248   int counter_id;
6249   int i;
6250
6251   /* map toolbox buttons (excluding special CE toolbox buttons) */
6252   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
6253     MapGadget(level_editor_gadget[i]);
6254
6255   /* map buttons to select elements */
6256   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6257     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
6258   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
6259   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
6260   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
6261
6262   /* map buttons to select level */
6263   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
6264   counterbutton_info[counter_id].min_value = leveldir_current->first_level;
6265   counterbutton_info[counter_id].max_value = leveldir_current->last_level;
6266   MapCounterButtons(counter_id);
6267 }
6268
6269 static void MapDrawingArea(int id)
6270 {
6271   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6272   int area_xsize = gi->drawing.area_xsize;
6273   int area_ysize = gi->drawing.area_ysize;
6274   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6275   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
6276   int x_left  = gi->x - xoffset_left;
6277   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
6278   int x_below = gi->x + (gi->width - xoffset_below) / 2;
6279   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
6280   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
6281
6282   if (drawingarea_info[id].text_left)
6283     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
6284
6285   if (drawingarea_info[id].text_right)
6286     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
6287
6288   if (drawingarea_info[id].text_below)
6289     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
6290
6291   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
6292   {
6293     DrawElementBorder(gi->x, gi->y,
6294                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
6295
6296     DrawDrawingArea(id);
6297   }
6298
6299   MapGadget(gi);
6300 }
6301
6302 static void MapTextInputGadget(int id)
6303 {
6304   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
6305   int xoffset_above = 0;
6306   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
6307   int x_above = textinput_info[id].x + xoffset_above;
6308   int y_above = textinput_info[id].y + yoffset_above;
6309
6310   if (textinput_info[id].text_above)
6311     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
6312
6313   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
6314
6315   MapGadget(gi);
6316 }
6317
6318 static void MapTextAreaGadget(int id)
6319 {
6320   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6321   int xoffset_above = 0;
6322   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
6323   int x_above = textarea_info[id].x + xoffset_above;
6324   int y_above = textarea_info[id].y + yoffset_above;
6325
6326   if (textarea_info[id].text_above)
6327     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
6328
6329   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
6330
6331   MapGadget(gi);
6332 }
6333
6334 static void MapSelectboxGadget(int id)
6335 {
6336   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
6337   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
6338   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6339   int yoffset = ED_BORDER_SIZE;
6340   int x_left = gi->x - xoffset_left;
6341   int x_right = gi->x + gi->width + xoffset_right;
6342   int y = gi->y + yoffset;
6343
6344   if (selectbox_info[id].text_left)
6345     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
6346
6347   if (selectbox_info[id].text_right)
6348     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
6349
6350   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
6351
6352   MapGadget(gi);
6353 }
6354
6355 static void MapTextbuttonGadget(int id)
6356 {
6357   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
6358   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
6359   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6360   int yoffset = ED_BORDER_SIZE;
6361   int x_left = gi->x - xoffset_left;
6362   int x_right = gi->x + gi->width + xoffset_right;
6363   int y = gi->y + yoffset;
6364
6365   /* only show button to delete change pages when more than minimum pages */
6366   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
6367       custom_element.num_change_pages == MIN_CHANGE_PAGES)
6368     return;
6369
6370   if (textbutton_info[id].text_left)
6371     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
6372
6373   if (textbutton_info[id].text_right)
6374     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
6375
6376   MapGadget(gi);
6377 }
6378
6379 static void MapGraphicbuttonGadget(int id)
6380 {
6381   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
6382   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
6383   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6384   int yoffset = ED_BORDER_SIZE;
6385   int x_left = gi->x - xoffset_left;
6386   int x_right = gi->x + gi->width + xoffset_right;
6387   int y = gi->y + yoffset;
6388
6389   if (graphicbutton_info[id].text_left)
6390     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
6391
6392   if (graphicbutton_info[id].text_right)
6393     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
6394
6395   MapGadget(gi);
6396 }
6397
6398 static void MapRadiobuttonGadget(int id)
6399 {
6400   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
6401   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6402   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6403   int yoffset = ED_BORDER_SIZE;
6404   int x_left = gi->x - xoffset_left;
6405   int x_right = gi->x + gi->width + xoffset_right;
6406   int y = gi->y + yoffset;
6407   boolean checked =
6408     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
6409
6410   if (radiobutton_info[id].text_left)
6411     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
6412
6413   if (radiobutton_info[id].text_right)
6414     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
6415
6416   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
6417
6418   MapGadget(gi);
6419 }
6420
6421 static void MapCheckbuttonGadget(int id)
6422 {
6423   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
6424   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6425   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6426   int yoffset = ED_BORDER_SIZE;
6427   int x_left, x_right, y;       /* set after gadget position was modified */
6428
6429   /* set position for gadgets with dynamically determined position */
6430   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
6431     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
6432   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
6433
6434   x_left = gi->x - xoffset_left;
6435   x_right = gi->x + gi->width + xoffset_right;
6436   y = gi->y + yoffset;
6437
6438   if (checkbutton_info[id].text_left)
6439     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
6440
6441   if (checkbutton_info[id].text_right)
6442     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
6443
6444   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
6445
6446   MapGadget(gi);
6447 }
6448
6449 static void MapMainDrawingArea()
6450 {
6451   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
6452   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
6453   int i;
6454
6455   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
6456   {
6457     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
6458           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
6459          no_horizontal_scrollbar) ||
6460         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
6461           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
6462          no_vertical_scrollbar))
6463       continue;
6464
6465     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
6466   }
6467
6468   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
6469   {
6470     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
6471         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
6472       continue;
6473
6474     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
6475   }
6476
6477   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
6478 }
6479
6480 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
6481 {
6482   int i;
6483
6484   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
6485   {
6486     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
6487         i == GADGET_ID_CUSTOM_COPY_TO ||
6488         i == GADGET_ID_CUSTOM_EXCHANGE ||
6489         i == GADGET_ID_CUSTOM_COPY ||
6490         i == GADGET_ID_CUSTOM_PASTE)
6491     {
6492       if (map)
6493         MapGadget(level_editor_gadget[i]);
6494       else
6495         UnmapGadget(level_editor_gadget[i]);
6496     }
6497   }
6498 }
6499
6500 static void MapLevelEditorToolboxCustomGadgets()
6501 {
6502   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
6503 }
6504
6505 static void UnmapLevelEditorToolboxCustomGadgets()
6506 {
6507   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
6508 }
6509
6510 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
6511 {
6512   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6513   int i;
6514
6515   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
6516   {
6517     if (i != GADGET_ID_SINGLE_ITEMS &&
6518         i != GADGET_ID_PROPERTIES &&
6519         i != GADGET_ID_PICK_ELEMENT)
6520     {
6521       struct GadgetInfo *gi = level_editor_gadget[i];
6522
6523       if (map)
6524         MapGadget(gi);
6525       else
6526       {
6527         UnmapGadget(gi);
6528
6529         BlitBitmap(gd_bitmap, drawto,
6530                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
6531                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
6532                    gi->width, gi->height, gi->x, gi->y);
6533
6534         redraw_mask |= REDRAW_DOOR_3;
6535       }
6536     }
6537   }
6538 }
6539
6540 static void MapLevelEditorToolboxDrawingGadgets()
6541 {
6542   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
6543 }
6544
6545 static void UnmapLevelEditorToolboxDrawingGadgets()
6546 {
6547   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
6548 }
6549
6550 static void UnmapDrawingArea(int id)
6551 {
6552   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
6553 }
6554
6555 static void UnmapLevelEditorWindowGadgets()
6556 {
6557   int i;
6558
6559   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6560     if (level_editor_gadget[i]->x < SX + SXSIZE)
6561       UnmapGadget(level_editor_gadget[i]);
6562 }
6563
6564 void UnmapLevelEditorGadgets()
6565 {
6566   int i;
6567
6568   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6569     UnmapGadget(level_editor_gadget[i]);
6570 }
6571
6572 static void ResetUndoBuffer()
6573 {
6574   undo_buffer_position = -1;
6575   undo_buffer_steps = -1;
6576   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6577
6578   level.changed = FALSE;
6579 }
6580
6581 static void DrawEditModeWindow()
6582 {
6583   ModifyEditorElementList();
6584   RedrawDrawingElements();
6585
6586   if (edit_mode == ED_MODE_INFO)
6587     DrawLevelInfoWindow();
6588   else if (edit_mode == ED_MODE_PROPERTIES)
6589     DrawPropertiesWindow();
6590   else  /* edit_mode == ED_MODE_DRAWING */
6591     DrawDrawingWindow();
6592 }
6593
6594 static boolean LevelChanged()
6595 {
6596   boolean field_changed = FALSE;
6597   int x, y;
6598
6599   if (leveldir_current->readonly)
6600     return FALSE;
6601
6602   for (y = 0; y < lev_fieldy; y++)
6603     for (x = 0; x < lev_fieldx; x++)
6604       if (Feld[x][y] != level.field[x][y])
6605         field_changed = TRUE;
6606
6607   return (level.changed || field_changed);
6608 }
6609
6610 static boolean LevelContainsPlayer()
6611 {
6612   boolean player_found = FALSE;
6613   int x, y;
6614
6615   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
6616
6617   for (y = 0; y < lev_fieldy; y++) for (x = 0; x < lev_fieldx; x++)
6618   {
6619     if (Feld[x][y] == EL_PLAYER_1 ||
6620         Feld[x][y] == EL_SP_MURPHY)
6621       player_found = TRUE;
6622   }
6623
6624   return player_found;
6625 }
6626
6627 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
6628                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
6629 {
6630   int x, y;
6631
6632   for (x = 0; x < lev_fieldx; x++)
6633     for (y = 0; y < lev_fieldy; y++)
6634       dst[x][y] = src[x][y];
6635 }
6636
6637 static int setSelectboxValue(int selectbox_id, int new_value)
6638 {
6639   int new_index_value = 0;
6640   int i;
6641
6642   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
6643     if (selectbox_info[selectbox_id].options[i].value == new_value)
6644       new_index_value = i;
6645
6646   *selectbox_info[selectbox_id].value =
6647     selectbox_info[selectbox_id].options[new_index_value].value;
6648
6649   return new_index_value;
6650 }
6651
6652 static void setSelectboxSpecialActionVariablesIfNeeded()
6653 {
6654   int i;
6655
6656   /* change action mode and arg variables according to action type variable */
6657   for (i = 0; action_arg_options[i].value != -1; i++)
6658   {
6659     if (action_arg_options[i].value == custom_element_change.action_type)
6660     {
6661       int mode = action_arg_options[i].mode;
6662
6663       /* only change if corresponding selectbox has changed */
6664       if (selectbox_info[ED_SELECTBOX_ID_ACTION_MODE].options !=
6665           action_arg_modes[mode])
6666         custom_element_change.action_mode = -1;
6667
6668       /* only change if corresponding selectbox has changed */
6669       if (selectbox_info[ED_SELECTBOX_ID_ACTION_ARG].options !=
6670           action_arg_options[i].options)
6671         custom_element_change.action_arg = -1;
6672
6673       break;
6674     }
6675   }
6676 }
6677
6678 static void setSelectboxSpecialActionOptions()
6679 {
6680   int i;
6681
6682   /* change action mode and arg selectbox according to action type selectbox */
6683   for (i = 0; action_arg_options[i].value != -1; i++)
6684   {
6685     if (action_arg_options[i].value == custom_element_change.action_type)
6686     {
6687       int mode = action_arg_options[i].mode;
6688
6689       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
6690                                    action_arg_modes[mode]);
6691       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
6692                                  custom_element_change.action_mode);
6693
6694       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
6695                                    action_arg_options[i].options);
6696       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
6697                                  custom_element_change.action_arg);
6698       break;
6699     }
6700   }
6701 }
6702
6703 static void copy_custom_element_settings(int element_from, int element_to)
6704 {
6705   struct ElementInfo *ei_from = &element_info[element_from];
6706   struct ElementInfo *ei_to = &element_info[element_to];
6707
6708   copyElementInfo(ei_from, ei_to);
6709 }
6710
6711 static void replace_custom_element_in_settings(int element_from,
6712                                                int element_to)
6713 {
6714   int i, j, x, y;
6715
6716   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
6717   {
6718     struct ElementInfo *ei = &element_info[i];
6719
6720     for (y = 0; y < 3; y++)
6721       for (x = 0; x < 3; x++)
6722         if (ei->content.e[x][y] == element_from)
6723           ei->content.e[x][y] = element_to;
6724
6725     for (j = 0; j < ei->num_change_pages; j++)
6726     {
6727       struct ElementChangeInfo *change = &ei->change_page[j];
6728
6729       if (change->target_element == element_from)
6730         change->target_element = element_to;
6731
6732       if (change->initial_trigger_element == element_from)
6733         change->initial_trigger_element = element_to;
6734
6735       if (change->action_element == element_from)
6736         change->action_element = element_to;
6737
6738       for (y = 0; y < 3; y++)
6739         for (x = 0; x < 3; x++)
6740           if (change->target_content.e[x][y] == element_from)
6741             change->target_content.e[x][y] = element_to;
6742     }
6743
6744     if (ei->group != NULL)                              /* group or internal */
6745       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
6746         if (ei->group->element[j] == element_from)
6747           ei->group->element[j] = element_to;
6748   }
6749 }
6750
6751 static void replace_custom_element_in_playfield(int element_from,
6752                                                 int element_to)
6753 {
6754   int x, y;
6755
6756   for (x = 0; x < lev_fieldx; x++)
6757     for (y = 0; y < lev_fieldy; y++)
6758       if (Feld[x][y] == element_from)
6759         Feld[x][y] = element_to;
6760 }
6761
6762 static boolean CopyCustomElement(int element_old, int element_new,
6763                                  int copy_mode)
6764 {
6765   if (copy_mode == GADGET_ID_CUSTOM_COPY)
6766   {
6767     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
6768                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6769     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6770   }
6771   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
6772   {
6773     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
6774                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6775     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6776
6777     level.changed = TRUE;
6778   }
6779   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
6780   {
6781     Request("Please choose custom element !", REQ_CONFIRM);
6782
6783     return FALSE;
6784   }
6785   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
6786   {
6787     Request("Please choose group element !", REQ_CONFIRM);
6788
6789     return FALSE;
6790   }
6791   else
6792   {
6793     level.changed = TRUE;
6794   }
6795
6796   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
6797   {
6798     copy_custom_element_settings(element_new, element_old);
6799   }
6800   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
6801   {
6802     copy_custom_element_settings(element_old, element_new);
6803   }
6804   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
6805   {
6806     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
6807     copy_custom_element_settings(element_new, element_old);
6808     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
6809
6810     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
6811     replace_custom_element_in_settings(element_new, element_old);
6812     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
6813
6814     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
6815     replace_custom_element_in_playfield(element_new, element_old);
6816     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
6817   }
6818
6819   UpdateCustomElementGraphicGadgets();
6820   DrawPropertiesWindow();
6821
6822   return TRUE;
6823 }
6824
6825 static void CopyCustomElementPropertiesToEditor(int element)
6826 {
6827   int i;
6828   int current_change_page = element_info[element].current_change_page;
6829
6830   /* dynamically (re)build selectbox for selecting change page */
6831   for (i = 0; i < element_info[element].num_change_pages; i++)
6832   {
6833     sprintf(options_change_page_strings[i], "%d", i + 1);
6834
6835     options_change_page[i].value = i;
6836     options_change_page[i].text = options_change_page_strings[i];
6837   }
6838
6839   options_change_page[i].value = -1;
6840   options_change_page[i].text = NULL;
6841
6842   /* needed here to initialize combined element properties */
6843   InitElementPropertiesEngine(level.game_version);
6844
6845   element_info[element].change =
6846     &element_info[element].change_page[current_change_page];
6847
6848   custom_element = element_info[element];
6849   custom_element_change = *element_info[element].change;
6850
6851   /* needed to initially set selectbox options for special action options */
6852   setSelectboxSpecialActionOptions();
6853
6854   /* needed to initially set selectbox value variables to reliable defaults */
6855   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6856     setSelectboxValue(i, *selectbox_info[i].value);
6857
6858   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6859     custom_element_properties[i] = HAS_PROPERTY(element, i);
6860
6861   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6862     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
6863
6864   /* ---------- element settings: configure (custom elements) ------------- */
6865
6866   /* set accessible layer selectbox help value */
6867   custom_element.access_type =
6868     (IS_WALKABLE(element) ? EP_WALKABLE :
6869      IS_PASSABLE(element) ? EP_PASSABLE :
6870      custom_element.access_type);
6871   custom_element.access_layer =
6872     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
6873      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
6874      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
6875      custom_element.access_layer);
6876   custom_element.access_protected =
6877     (IS_PROTECTED(element) ? 1 : 0);
6878   custom_element_properties[EP_ACCESSIBLE] =
6879     (IS_ACCESSIBLE_OVER(element) ||
6880      IS_ACCESSIBLE_INSIDE(element) ||
6881      IS_ACCESSIBLE_UNDER(element));
6882
6883   /* set walk-to-object action selectbox help value */
6884   custom_element.walk_to_action =
6885     (IS_DIGGABLE(element) ? EP_DIGGABLE :
6886      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
6887      IS_DROPPABLE(element) ? EP_DROPPABLE :
6888      IS_THROWABLE(element) ? EP_THROWABLE :
6889      IS_PUSHABLE(element) ? EP_PUSHABLE :
6890      custom_element.walk_to_action);
6891   custom_element_properties[EP_WALK_TO_OBJECT] =
6892     (IS_DIGGABLE(element) ||
6893      IS_COLLECTIBLE_ONLY(element) ||
6894      IS_DROPPABLE(element) ||
6895      IS_THROWABLE(element) ||
6896      IS_PUSHABLE(element));
6897
6898   /* set smash targets selectbox help value */
6899   custom_element.smash_targets =
6900     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
6901      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
6902      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
6903      custom_element.smash_targets);
6904   custom_element_properties[EP_CAN_SMASH] =
6905     (CAN_SMASH_EVERYTHING(element) ||
6906      CAN_SMASH_ENEMIES(element) ||
6907      CAN_SMASH_PLAYER(element));
6908
6909   /* set deadliness selectbox help value */
6910   custom_element.deadliness =
6911     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
6912      DONT_GET_HIT_BY(element) ? EP_DONT_GET_HIT_BY :
6913      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
6914      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
6915      custom_element.deadliness);
6916   custom_element_properties[EP_DEADLY] =
6917     (DONT_TOUCH(element) ||
6918      DONT_GET_HIT_BY(element) ||
6919      DONT_COLLIDE_WITH(element) ||
6920      DONT_RUN_INTO(element));
6921
6922   /* ---------- element settings: advanced (custom elements) --------------- */
6923
6924   /* set "change by direct action" selectbox help value */
6925   custom_element_change.direct_action =
6926     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6927      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6928      HAS_CHANGE_EVENT(element, CE_SWITCHED_BY_PLAYER) ? CE_SWITCHED_BY_PLAYER :
6929      HAS_CHANGE_EVENT(element, CE_SNAPPED_BY_PLAYER) ? CE_SNAPPED_BY_PLAYER :
6930      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6931      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6932      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6933      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6934      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6935      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6936      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6937      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6938      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6939      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6940      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES) ? CE_VALUE_CHANGES :
6941      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES) ? CE_SCORE_CHANGES :
6942      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
6943      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO) ? CE_SCORE_GETS_ZERO :
6944      custom_element_change.direct_action);
6945
6946   /* set "change by other element action" selectbox help value */
6947   custom_element_change.other_action =
6948     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
6949      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
6950      HAS_CHANGE_EVENT(element, CE_PLAYER_SWITCHES_X) ? CE_PLAYER_SWITCHES_X :
6951      HAS_CHANGE_EVENT(element, CE_PLAYER_SNAPS_X) ? CE_PLAYER_SNAPS_X :
6952      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
6953      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
6954      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
6955      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
6956      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
6957      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
6958      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
6959      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
6960      HAS_CHANGE_EVENT(element, CE_DIGGING_X) ? CE_DIGGING_X :
6961      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
6962      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6963      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6964      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6965      HAS_CHANGE_EVENT(element, CE_MOVE_OF_X) ? CE_MOVE_OF_X :
6966      HAS_CHANGE_EVENT(element, CE_CREATION_OF_X) ? CE_CREATION_OF_X :
6967      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES_OF_X) ? CE_VALUE_CHANGES_OF_X :
6968      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES_OF_X) ? CE_SCORE_CHANGES_OF_X :
6969      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
6970      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO_OF_X) ? CE_SCORE_GETS_ZERO_OF_X :
6971      custom_element_change.other_action);
6972 }
6973
6974 static void CopyGroupElementPropertiesToEditor(int element)
6975 {
6976   group_element_info = *element_info[element].group;
6977   custom_element = element_info[element];       /* needed for description */
6978 }
6979
6980 static void CopyClassicElementPropertiesToEditor(int element)
6981 {
6982   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6983     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6984       getMoveIntoAcidProperty(&level, element);
6985
6986   if (MAYBE_DONT_COLLIDE_WITH(element))
6987     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6988       getDontCollideWithProperty(&level, element);
6989 }
6990
6991 static void CopyElementPropertiesToEditor(int element)
6992 {
6993   if (IS_CUSTOM_ELEMENT(element))
6994     CopyCustomElementPropertiesToEditor(element);
6995   else if (IS_GROUP_ELEMENT(element))
6996     CopyGroupElementPropertiesToEditor(element);
6997   else
6998     CopyClassicElementPropertiesToEditor(element);
6999 }
7000
7001 static void CopyCustomElementPropertiesToGame(int element)
7002 {
7003   int i;
7004   int access_type_and_layer;
7005
7006   /* mark that this custom element has been modified */
7007   custom_element.modified_settings = TRUE;
7008   level.changed = TRUE;
7009
7010   if (level.use_custom_template)
7011   {
7012     if (Request("Copy and modify level template ?", REQ_ASK))
7013     {
7014       level.use_custom_template = FALSE;
7015       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
7016                    GDI_CHECKED, FALSE, GDI_END);
7017     }
7018     else
7019     {
7020       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
7021
7022       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
7023     }
7024   }
7025
7026   element_info[element] = custom_element;
7027   *element_info[element].change = custom_element_change;
7028
7029   /* ---------- element settings: configure (custom elements) ------------- */
7030
7031   /* set accessible property from checkbox and selectbox */
7032   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
7033   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
7034   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
7035   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
7036   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
7037   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
7038   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
7039                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
7040                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
7041   custom_element_properties[access_type_and_layer] =
7042     custom_element_properties[EP_ACCESSIBLE];
7043   custom_element_properties[EP_PROTECTED] =
7044     (custom_element.access_protected != 0 &&
7045      custom_element_properties[EP_ACCESSIBLE]);
7046
7047   /* set walk-to-object property from checkbox and selectbox */
7048   custom_element_properties[EP_DIGGABLE] = FALSE;
7049   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
7050   custom_element_properties[EP_DROPPABLE] = FALSE;
7051   custom_element_properties[EP_THROWABLE] = FALSE;
7052   custom_element_properties[EP_PUSHABLE] = FALSE;
7053   custom_element_properties[custom_element.walk_to_action] =
7054     custom_element_properties[EP_WALK_TO_OBJECT];
7055
7056   /* set smash property from checkbox and selectbox */
7057   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
7058   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
7059   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
7060   custom_element_properties[custom_element.smash_targets] =
7061     custom_element_properties[EP_CAN_SMASH];
7062
7063   /* set deadliness property from checkbox and selectbox */
7064   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
7065   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
7066   custom_element_properties[EP_DONT_GET_HIT_BY] = FALSE;
7067   custom_element_properties[EP_DONT_TOUCH] = FALSE;
7068   custom_element_properties[custom_element.deadliness] =
7069     custom_element_properties[EP_DEADLY];
7070
7071   /* ---------- element settings: advanced (custom elements) --------------- */
7072
7073   /* set player change event from checkbox and selectbox */
7074   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
7075   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
7076   custom_element_change_events[CE_SWITCHED_BY_PLAYER] = FALSE;
7077   custom_element_change_events[CE_SNAPPED_BY_PLAYER] = FALSE;
7078   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
7079   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
7080   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
7081   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
7082   custom_element_change_events[CE_SWITCHED] = FALSE;
7083   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
7084   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
7085   custom_element_change_events[CE_BLOCKED] = FALSE;
7086   custom_element_change_events[CE_IMPACT] = FALSE;
7087   custom_element_change_events[CE_SMASHED] = FALSE;
7088   custom_element_change_events[CE_VALUE_CHANGES] = FALSE;
7089   custom_element_change_events[CE_SCORE_CHANGES] = FALSE;
7090   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
7091   custom_element_change_events[CE_SCORE_GETS_ZERO] = FALSE;
7092   custom_element_change_events[custom_element_change.direct_action] =
7093     custom_element_change_events[CE_BY_DIRECT_ACTION];
7094
7095   /* set other element action change event from checkbox and selectbox */
7096   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
7097   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
7098   custom_element_change_events[CE_PLAYER_SWITCHES_X] = FALSE;
7099   custom_element_change_events[CE_PLAYER_SNAPS_X] = FALSE;
7100   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
7101   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
7102   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
7103   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
7104   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
7105   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
7106   custom_element_change_events[CE_TOUCHING_X] = FALSE;
7107   custom_element_change_events[CE_HITTING_X] = FALSE;
7108   custom_element_change_events[CE_DIGGING_X] = FALSE;
7109   custom_element_change_events[CE_HIT_BY_X] = FALSE;
7110   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
7111   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
7112   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
7113   custom_element_change_events[CE_MOVE_OF_X] = FALSE;
7114   custom_element_change_events[CE_CREATION_OF_X] = FALSE;
7115   custom_element_change_events[CE_VALUE_CHANGES_OF_X] = FALSE;
7116   custom_element_change_events[CE_SCORE_CHANGES_OF_X] = FALSE;
7117   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
7118   custom_element_change_events[CE_SCORE_GETS_ZERO_OF_X] = FALSE;
7119   custom_element_change_events[custom_element_change.other_action] =
7120     custom_element_change_events[CE_BY_OTHER_ACTION];
7121
7122   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
7123     SET_PROPERTY(element, i, custom_element_properties[i]);
7124
7125   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
7126     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
7127
7128   /* copy change events also to special level editor variable */
7129   custom_element = element_info[element];
7130   custom_element_change = *element_info[element].change;
7131 }
7132
7133 static void CopyGroupElementPropertiesToGame(int element)
7134 {
7135   element_info[element] = custom_element;
7136   *element_info[element].group = group_element_info;
7137
7138   /* mark that this group element has been modified */
7139   element_info[element].modified_settings = TRUE;
7140   level.changed = TRUE;
7141 }
7142
7143 static void CopyClassicElementPropertiesToGame(int element)
7144 {
7145   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
7146     setMoveIntoAcidProperty(&level, element,
7147                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
7148
7149   if (MAYBE_DONT_COLLIDE_WITH(element))
7150     setDontCollideWithProperty(&level, element,
7151                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
7152 }
7153
7154 static void CopyElementPropertiesToGame(int element)
7155 {
7156   if (IS_CUSTOM_ELEMENT(element))
7157     CopyCustomElementPropertiesToGame(element);
7158   else if (IS_GROUP_ELEMENT(element))
7159     CopyGroupElementPropertiesToGame(element);
7160   else
7161     CopyClassicElementPropertiesToGame(element);
7162 }
7163
7164 void CheckElementDescriptions()
7165 {
7166   int i;
7167
7168   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7169     if (getElementDescriptionFilename(i) == NULL && !IS_OBSOLETE(i))
7170       Error(ERR_WARN, "no element description for element '%s'", EL_NAME(i));
7171 }
7172
7173 void DrawLevelEd()
7174 {
7175   StopAnimation();
7176
7177   CloseDoor(DOOR_CLOSE_ALL);
7178
7179 #if 1
7180   FadeOut(REDRAW_FIELD);
7181 #endif
7182
7183   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
7184
7185 #if DEBUG
7186   CheckElementDescriptions();
7187 #endif
7188
7189   if (level_editor_test_game)
7190   {
7191     CopyPlayfield(level.field, Feld);
7192     CopyPlayfield(FieldBackup, level.field);
7193
7194     level_editor_test_game = FALSE;
7195   }
7196   else
7197   {
7198     edit_mode = ED_MODE_DRAWING;
7199     edit_mode_levelinfo = ED_MODE_LEVELINFO_LEVEL;
7200     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
7201
7202     ResetUndoBuffer();
7203
7204     level_xpos = -1;
7205     level_ypos = -1;
7206   }
7207
7208   /* copy default editor door content to main double buffer */
7209   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
7210              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
7211
7212   /* draw bigger door */
7213   DrawSpecialEditorDoor();
7214
7215   /* draw new control window */
7216   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
7217              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
7218
7219   redraw_mask |= REDRAW_ALL;
7220
7221   ReinitializeElementList();            /* update dynamic level element list */
7222   ReinitializeElementListButtons();     /* custom element may look different */
7223
7224   InitElementPropertiesGfxElement();
7225
7226 #if 1
7227   UnmapAllGadgets();
7228 #else
7229   UnmapTapeButtons();
7230 #endif
7231   MapControlButtons();
7232
7233 #if 0
7234   FadeOut(REDRAW_FIELD);
7235 #endif
7236
7237   DrawEditModeWindow();
7238
7239 #if 1
7240   FadeIn(REDRAW_FIELD);
7241 #endif
7242
7243   /* copy actual editor door content to door double buffer for OpenDoor() */
7244   BlitBitmap(drawto, bitmap_db_door,
7245              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
7246
7247 #if 1
7248   /* draw new control window (with border) to window */
7249   redraw_mask |= REDRAW_ALL;
7250   BackToFront();
7251 #endif
7252
7253   OpenDoor(DOOR_OPEN_1);
7254 }
7255
7256 static void AdjustDrawingAreaGadgets()
7257 {
7258   int ed_xsize = lev_fieldx + 2;
7259   int ed_ysize = lev_fieldy + 2;
7260   int max_ed_fieldx = MAX_ED_FIELDX;
7261   int max_ed_fieldy = MAX_ED_FIELDY;
7262   boolean horizontal_scrollbar_needed;
7263   boolean vertical_scrollbar_needed;
7264   int x, y, width, height;
7265   int xoffset, yoffset;
7266
7267   /* check if we need any scrollbars */
7268   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7269   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
7270
7271   /* check if we have a smaller editor field because of scrollbars */
7272   if (horizontal_scrollbar_needed)
7273     max_ed_fieldy = MAX_ED_FIELDY - 1;
7274   if (vertical_scrollbar_needed)
7275     max_ed_fieldx = MAX_ED_FIELDX - 1;
7276
7277   /* check again if we now need more scrollbars because of less space */
7278   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7279   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
7280
7281   /* check if editor field gets even smaller after adding new scrollbars */
7282   if (horizontal_scrollbar_needed)
7283     max_ed_fieldy = MAX_ED_FIELDY - 1;
7284   if (vertical_scrollbar_needed)
7285     max_ed_fieldx = MAX_ED_FIELDX - 1;
7286
7287   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
7288   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
7289
7290   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
7291                GDI_WIDTH, ed_fieldx * MINI_TILEX,
7292                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
7293                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
7294                GDI_END);
7295
7296   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
7297   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
7298
7299   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
7300   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
7301
7302   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
7303   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
7304
7305   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
7306   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
7307
7308   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
7309                GDI_WIDTH, width,
7310                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
7311                GDI_END);
7312   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
7313                GDI_HEIGHT, height,
7314                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
7315                GDI_END);
7316 }
7317
7318 static void AdjustLevelScrollPosition()
7319 {
7320   if (level_xpos < -1)
7321     level_xpos = -1;
7322   if (level_xpos > lev_fieldx - ed_fieldx + 1)
7323     level_xpos = lev_fieldx - ed_fieldx + 1;
7324   if (lev_fieldx < ed_fieldx - 2)
7325     level_xpos = -1;
7326
7327   if (level_ypos < -1)
7328     level_ypos = -1;
7329   if (level_ypos > lev_fieldy - ed_fieldy + 1)
7330     level_ypos = lev_fieldy - ed_fieldy + 1;
7331   if (lev_fieldy < ed_fieldy - 2)
7332     level_ypos = -1;
7333 }
7334
7335 static void AdjustEditorScrollbar(int id)
7336 {
7337   struct GadgetInfo *gi = level_editor_gadget[id];
7338   int items_max, items_visible, item_position;
7339
7340   if (id == GADGET_ID_SCROLL_HORIZONTAL)
7341   {
7342     items_max = MAX(lev_fieldx + 2, ed_fieldx);
7343     items_visible = ed_fieldx;
7344     item_position = level_xpos + 1;
7345   }
7346   else
7347   {
7348     items_max = MAX(lev_fieldy + 2, ed_fieldy);
7349     items_visible = ed_fieldy;
7350     item_position = level_ypos + 1;
7351   }
7352
7353   if (item_position > items_max - items_visible)
7354     item_position = items_max - items_visible;
7355
7356   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7357                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7358 }
7359
7360 static void AdjustElementListScrollbar()
7361 {
7362   struct GadgetInfo *gi = level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL];
7363   int items_max, items_visible, item_position;
7364
7365   /* correct position of element list scrollbar */
7366   if (element_shift < 0)
7367     element_shift = 0;
7368   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
7369     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
7370
7371   items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
7372   items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
7373   item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
7374
7375   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7376                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
7377                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7378 }
7379
7380 static void ModifyEditorCounterValue(int counter_id, int new_value)
7381 {
7382   int *counter_value = counterbutton_info[counter_id].value;
7383   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7384   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7385
7386   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
7387
7388   if (counter_value != NULL)
7389     *counter_value = gi->textinput.number_value;
7390 }
7391
7392 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
7393 {
7394   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7395   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7396
7397   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
7398
7399   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
7400       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
7401   {
7402     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
7403     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
7404
7405     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
7406     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_DISTANCE,GDI_END);
7407   }
7408 }
7409
7410 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
7411 {
7412   int gadget_id = selectbox_info[selectbox_id].gadget_id;
7413   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7414   int new_index_value = setSelectboxValue(selectbox_id, new_value);
7415
7416   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
7417 }
7418
7419 static void ModifyEditorSelectboxOptions(int selectbox_id,
7420                                          struct ValueTextInfo *options)
7421 {
7422   int gadget_id = selectbox_info[selectbox_id].gadget_id;
7423   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7424
7425   selectbox_info[selectbox_id].options = options;
7426
7427   /* set index to zero -- list may be shorter now (correct later, if needed) */
7428   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
7429                GDI_SELECTBOX_OPTIONS, options, GDI_END);
7430 }
7431
7432 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
7433 {
7434   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
7435   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7436
7437   drawingarea_info[drawingarea_id].area_xsize = xsize;
7438   drawingarea_info[drawingarea_id].area_ysize = ysize;
7439
7440   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
7441 }
7442
7443 static void ModifyEditorElementList()
7444 {
7445   int i;
7446
7447   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
7448   {
7449     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
7450     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7451     struct GadgetDesign *gd = &gi->deco.design;
7452     int element = editor_elements[element_shift + i];
7453
7454     UnmapGadget(gi);
7455
7456     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
7457     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
7458
7459     MapGadget(gi);
7460   }
7461 }
7462
7463 static void PickDrawingElement(int button, int element)
7464 {
7465   if (button < 1 || button > 3)
7466     return;
7467
7468   if (button == 1)
7469   {
7470     new_element1 = element;
7471     DrawMiniGraphicExt(drawto,
7472                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
7473                        el2edimg(new_element1));
7474   }
7475   else if (button == 2)
7476   {
7477     new_element2 = element;
7478     DrawMiniGraphicExt(drawto,
7479                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
7480                        el2edimg(new_element2));
7481   }
7482   else
7483   {
7484     new_element3 = element;
7485     DrawMiniGraphicExt(drawto,
7486                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
7487                        el2edimg(new_element3));
7488   }
7489
7490   redraw_mask |= REDRAW_DOOR_1;
7491 }
7492
7493 static void RedrawDrawingElements()
7494 {
7495   PickDrawingElement(1, new_element1);
7496   PickDrawingElement(2, new_element2);
7497   PickDrawingElement(3, new_element3);
7498 }
7499
7500 static void DrawDrawingWindow()
7501 {
7502   stick_element_properties_window = FALSE;
7503
7504   SetMainBackgroundImage(IMG_UNDEFINED);
7505   ClearField();
7506
7507   UnmapLevelEditorWindowGadgets();
7508   UnmapLevelEditorToolboxCustomGadgets();
7509
7510   AdjustDrawingAreaGadgets();
7511   AdjustLevelScrollPosition();
7512   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
7513   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
7514
7515   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7516
7517   MapMainDrawingArea();
7518   MapLevelEditorToolboxDrawingGadgets();
7519 }
7520
7521 static int getTabulatorBarWidth()
7522 {
7523   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
7524   struct GadgetInfo *gd_gi4 = level_editor_gadget[GADGET_ID_PROPERTIES_CHANGE];
7525
7526   return gd_gi4->x - gd_gi1->x + gd_gi4->width;
7527 }
7528
7529 static void DrawLevelInfoTabulatorGadgets()
7530 {
7531   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_LEVELINFO_LEVEL];
7532   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
7533   int gd_x = gd->x + gd_gi1->border.width / 2;
7534   int gd_y = gd->y + gd_gi1->height - 1;
7535   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
7536   int id_first = ED_TEXTBUTTON_ID_LEVELINFO_LEVEL;
7537   int id_last  = ED_TEXTBUTTON_ID_LEVELINFO_EDITOR;
7538 #if 1
7539 #else
7540   int max_tabs = 2;
7541 #endif
7542   int i;
7543
7544   for (i = id_first; i <= id_last; i++)
7545   {
7546     int gadget_id = textbutton_info[i].gadget_id;
7547     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7548     boolean active = (i != edit_mode_levelinfo);
7549
7550     /* draw background line below tabulator button */
7551     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
7552
7553     /* draw solid line below inactive tabulator buttons */
7554     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
7555       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, tab_color);
7556
7557     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
7558     MapTextbuttonGadget(i);
7559   }
7560
7561 #if 1
7562   /* draw little border line below tabulator buttons */
7563   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7564     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
7565                   getTabulatorBarWidth(), ED_GADGET_DISTANCE,
7566                   tab_color);
7567 #else
7568   /* draw little border line below tabulator buttons */
7569   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7570     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
7571                   max_tabs * gd_gi1->width + (max_tabs -1) * ED_GADGET_DISTANCE,
7572                   ED_GADGET_DISTANCE, tab_color);
7573 #endif
7574 }
7575
7576 static void DrawPropertiesTabulatorGadgets()
7577 {
7578   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
7579   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
7580   int gd_x = gd->x + gd_gi1->border.width / 2;
7581   int gd_y = gd->y + gd_gi1->height - 1;
7582   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
7583   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
7584   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
7585 #if 1
7586 #else
7587   int max_tabs = 4;
7588 #endif
7589   int i;
7590
7591   /* draw two config tabulators for player elements */
7592   if (ELEM_IS_PLAYER(properties_element))
7593     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2;
7594
7595   /* draw two config and one "change" tabulator for custom elements */
7596   if (IS_CUSTOM_ELEMENT(properties_element))
7597     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
7598
7599   for (i = id_first; i <= id_last; i++)
7600   {
7601     int gadget_id = textbutton_info[i].gadget_id;
7602     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7603     boolean active = (i != edit_mode_properties);
7604
7605     /* use "config 1" and "config 2" instead of "config" for players and CEs */
7606     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
7607         (ELEM_IS_PLAYER(properties_element) ||
7608          IS_CUSTOM_ELEMENT(properties_element)))
7609       continue;
7610
7611     /* draw background line below tabulator button */
7612     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
7613
7614     /* draw solid line below inactive tabulator buttons */
7615     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
7616       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, tab_color);
7617
7618     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
7619     MapTextbuttonGadget(i);
7620   }
7621
7622 #if 1
7623   /* draw little border line below tabulator buttons */
7624   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7625     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
7626                   getTabulatorBarWidth(), ED_GADGET_DISTANCE,
7627                   tab_color);
7628 #else
7629   /* draw little border line below tabulator buttons */
7630   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7631     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
7632                   max_tabs * gd_gi1->width + (max_tabs -1) * ED_GADGET_DISTANCE,
7633                   ED_GADGET_DISTANCE, tab_color);
7634 #endif
7635 }
7636
7637 static void DrawLevelInfoLevel()
7638 {
7639   int i;
7640
7641   /* draw counter gadgets */
7642   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
7643     MapCounterButtons(i);
7644
7645   /* draw selectbox gadgets */
7646   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
7647     MapSelectboxGadget(i);
7648
7649   /* draw text input gadgets */
7650   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
7651     MapTextInputGadget(i);
7652 }
7653
7654 static void DrawLevelInfoEditor()
7655 {
7656   int i;
7657
7658   /* draw counter gadgets */
7659   for (i = ED_COUNTER_ID_EDITOR_FIRST; i <= ED_COUNTER_ID_EDITOR_LAST; i++)
7660     MapCounterButtons(i);
7661
7662   /* draw checkbutton gadgets */
7663   for (i=ED_CHECKBUTTON_ID_EDITOR_FIRST; i<= ED_CHECKBUTTON_ID_EDITOR_LAST; i++)
7664     MapCheckbuttonGadget(i);
7665
7666   /* draw radiobutton gadgets */
7667   for (i=ED_RADIOBUTTON_ID_EDITOR_FIRST; i<= ED_RADIOBUTTON_ID_EDITOR_LAST; i++)
7668     MapRadiobuttonGadget(i);
7669
7670   /* draw drawing area */
7671   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
7672 }
7673
7674 static void DrawLevelInfoWindow()
7675 {
7676   stick_element_properties_window = FALSE;
7677
7678   UnmapLevelEditorWindowGadgets();
7679
7680   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7681   ClearField();
7682
7683 #if 1
7684 #if 1
7685   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Global Settings");
7686 #else
7687   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Level Settings");
7688   DrawTextSCentered(ED_SETTINGS2_YPOS, FONT_TITLE_1, "Editor Settings");
7689 #endif
7690 #else
7691   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7692            "Level Settings", FONT_TITLE_1);
7693   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
7694            "Editor Settings", FONT_TITLE_1);
7695 #endif
7696
7697   DrawLevelInfoTabulatorGadgets();
7698
7699   if (edit_mode_levelinfo == ED_MODE_LEVELINFO_LEVEL)
7700     DrawLevelInfoLevel();
7701   else  /* (edit_mode_levelinfo == ED_MODE_LEVELINFO_EDITOR) */
7702     DrawLevelInfoEditor();
7703 }
7704
7705 static void DrawCustomContentArea()
7706 {
7707   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
7708   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
7709   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
7710   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
7711   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
7712   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
7713
7714   /* add distance for potential left text (without drawing area border) */
7715   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
7716
7717   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
7718
7719   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
7720 }
7721
7722 static void DrawCustomChangeContentArea()
7723 {
7724   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
7725   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
7726   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
7727   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
7728   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
7729   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
7730
7731   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
7732
7733   MapDrawingArea(id);
7734 }
7735
7736 static void DrawYamYamContentAreas()
7737 {
7738   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
7739   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
7740   int i;
7741
7742   /* display counter to choose number of element content areas */
7743   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
7744
7745   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7746   {
7747     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
7748
7749     if (i < level.num_yamyam_contents)
7750     {
7751       MapDrawingArea(id);
7752     }
7753     else
7754     {
7755       int font_height = getFontHeight(FONT_TEXT_1);
7756
7757       UnmapDrawingArea(id);
7758
7759       /* delete content areas in case of reducing number of them */
7760       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
7761                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
7762                      4 * MINI_TILEX,
7763                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
7764     }
7765   }
7766
7767   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
7768   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
7769   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
7770 }
7771
7772 static void DrawMagicBallContentAreas()
7773 {
7774   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
7775   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
7776   int i;
7777
7778   /* display counter to choose number of element content areas */
7779   MapCounterButtons(ED_COUNTER_ID_BALL_CONTENT);
7780
7781   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7782   {
7783     int id = ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i;
7784
7785     if (i < level.num_ball_contents)
7786     {
7787       MapDrawingArea(id);
7788     }
7789     else
7790     {
7791       int font_height = getFontHeight(FONT_TEXT_1);
7792
7793       UnmapDrawingArea(id);
7794
7795       /* delete content areas in case of reducing number of them */
7796       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
7797                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
7798                      4 * MINI_TILEX,
7799                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
7800     }
7801   }
7802
7803   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
7804   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
7805   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
7806 }
7807
7808 static void DrawAndroidElementArea(int element)
7809 {
7810   int num_elements = level.num_android_clone_elements;
7811   int id = ED_DRAWING_ID_ANDROID_CONTENT;
7812   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
7813   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
7814   int xsize = MAX_ANDROID_ELEMENTS;
7815   int ysize = 1;
7816
7817   /* display counter to choose number of element areas */
7818   MapCounterButtons(ED_COUNTER_ID_ANDROID_CONTENT);
7819
7820   if (drawingarea_info[id].text_left != NULL)
7821     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
7822
7823   UnmapDrawingArea(id);
7824
7825   ModifyEditorDrawingArea(id, num_elements, 1);
7826
7827   /* delete content areas in case of reducing number of them */
7828   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
7829
7830   MapDrawingArea(id);
7831 }
7832
7833 static void DrawGroupElementArea(int element)
7834 {
7835   int num_elements = group_element_info.num_elements;
7836   int id = ED_DRAWING_ID_GROUP_CONTENT;
7837   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
7838   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
7839   int xsize = MAX_ELEMENTS_IN_GROUP;
7840   int ysize = 1;
7841
7842   if (drawingarea_info[id].text_left != NULL)
7843     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
7844
7845   UnmapDrawingArea(id);
7846
7847   ModifyEditorDrawingArea(id, num_elements, 1);
7848
7849   /* delete content areas in case of reducing number of them */
7850   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
7851
7852   MapDrawingArea(id);
7853 }
7854
7855 static void DrawPlayerInitialInventoryArea(int element)
7856 {
7857   int player_nr = GET_PLAYER_NR(element);
7858   int num_elements = level.initial_inventory_size[player_nr];
7859   int id = ED_DRAWING_ID_INVENTORY_CONTENT;
7860   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
7861   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
7862   int xsize = MAX_INITIAL_INVENTORY_SIZE;
7863   int ysize = 1;
7864
7865   /* determine horizontal position to the right of specified gadget */
7866   if (drawingarea_info[id].gadget_id_align != GADGET_ID_NONE)
7867     sx += (right_gadget_border[drawingarea_info[id].gadget_id_align] +
7868            ED_DRAWINGAREA_TEXT_DISTANCE);
7869
7870   /* determine horizontal offset for leading text */
7871   if (drawingarea_info[id].text_left != NULL)
7872     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
7873
7874   UnmapDrawingArea(id);
7875
7876   ModifyEditorDrawingArea(id, num_elements, 1);
7877
7878   /* delete content areas in case of reducing number of them */
7879   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
7880
7881   MapDrawingArea(id);
7882 }
7883
7884 static void DrawEnvelopeTextArea(int envelope_nr)
7885 {
7886   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
7887   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
7888
7889   UnmapGadget(gi);
7890   DrawBackground(gi->x, gi->y, gi->width, gi->height);
7891
7892   if (envelope_nr != -1)
7893     textarea_info[id].value = level.envelope[envelope_nr].text;
7894
7895   ModifyGadget(gi, GDI_AREA_SIZE,
7896                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
7897                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
7898                GDI_END);
7899
7900   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
7901 }
7902
7903 static boolean PrintInfoText(char *text, int font_nr, int start_line)
7904 {
7905   int font_height = getFontHeight(font_nr);
7906   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7907   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7908   int sx = SX + pad_x;
7909   int sy = SY + pad_y;
7910   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7911
7912   if (start_line >= max_lines_per_screen)
7913     return FALSE;
7914
7915   DrawText(sx, sy + start_line * font_height, text, font_nr);
7916
7917   return TRUE;
7918 }
7919
7920 static int PrintElementDescriptionFromFile(char *filename, int start_line)
7921 {
7922   int font_nr = FONT_TEXT_2;
7923   int font_width = getFontWidth(font_nr);
7924   int font_height = getFontHeight(font_nr);
7925   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7926   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7927   int sx = SX + pad_x;
7928   int sy = SY + pad_y + start_line * font_height;
7929   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
7930   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7931
7932   return DrawTextFile(sx, sy, filename, font_nr, max_chars_per_line, -1,
7933                       max_lines_per_screen, -1, TRUE, FALSE, FALSE);
7934 }
7935
7936 static void DrawPropertiesInfo()
7937 {
7938   static struct
7939   {
7940     int value;
7941     char *text;
7942   }
7943   properties[] =
7944   {
7945     /* configurable properties */
7946
7947     { EP_WALKABLE_OVER,         "- player can walk over it"             },
7948     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
7949     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
7950     { EP_PASSABLE_OVER,         "- player can pass over it"             },
7951     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
7952     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
7953     { EP_PROTECTED,             "- player is protected by it"           },
7954
7955     { EP_DIGGABLE,              "- can be digged away"                  },
7956     { EP_COLLECTIBLE,           "- can be collected"                    },
7957     { EP_DROPPABLE,             "- can be dropped after collecting"     },
7958     { EP_THROWABLE,             "- can be thrown after collecting"      },
7959     { EP_PUSHABLE,              "- can be pushed"                       },
7960
7961     { EP_CAN_FALL,              "- can fall"                            },
7962     { EP_CAN_MOVE,              "- can move"                            },
7963
7964     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
7965 #if 0
7966     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
7967 #endif
7968     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
7969
7970     { EP_SLIPPERY,              "- slippery for falling elements"       },
7971     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
7972
7973     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
7974     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
7975     { EP_DONT_GET_HIT_BY,       "- deadly when getting hit by"          },
7976     { EP_DONT_TOUCH,            "- deadly when touching"                },
7977
7978     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
7979
7980     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
7981     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
7982     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
7983
7984     { EP_CAN_CHANGE,            "- can change to other element"         },
7985
7986     /* pre-defined properties */
7987     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
7988     { EP_CAN_PASS_DC_MAGIC_WALL,"- can pass magic walls (DC style)"     },
7989     { EP_SWITCHABLE,            "- can be switched"                     },
7990 #if 0
7991     { EP_HAS_EDITOR_CONTENT,    "- can contain other elements"          },
7992 #endif
7993
7994     { -1,                       NULL                                    }
7995   };
7996   char *filename = getElementDescriptionFilename(properties_element);
7997   char *percentage_text = "In this level:";
7998   char *properties_text = "Standard properties:";
7999   float percentage;
8000   int num_elements_in_level;
8001   int num_standard_properties = 0;
8002   int font1_nr = FONT_TEXT_1;
8003   int font2_nr = FONT_TEXT_2;
8004   int font1_width = getFontWidth(font1_nr);
8005   int font2_height = getFontHeight(font2_nr);
8006   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
8007   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
8008   int screen_line = 0;
8009   int i, x, y;
8010
8011   if (setup.editor.show_element_token)
8012   {
8013     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
8014               "[%s]", element_info[properties_element].token_name);
8015     screen_line++;
8016   }
8017
8018   /* ----- print number of elements / percentage of this element in level */
8019
8020   num_elements_in_level = 0;
8021   for (y = 0; y < lev_fieldy; y++)
8022     for (x = 0; x < lev_fieldx; x++)
8023       if (Feld[x][y] == properties_element)
8024         num_elements_in_level++;
8025   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
8026
8027   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
8028             percentage_text);
8029   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
8030             pad_y + screen_line++ * font2_height, font2_nr,
8031             "%d (%.2f%%)", num_elements_in_level, percentage);
8032
8033   screen_line++;
8034
8035   /* ----- print standard properties of this element */
8036
8037   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
8038             properties_text);
8039
8040   for (i = 0; properties[i].value != -1; i++)
8041   {
8042     if (!HAS_PROPERTY(properties_element, properties[i].value))
8043       continue;
8044
8045     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
8046               properties[i].text);
8047     num_standard_properties++;
8048   }
8049
8050   if (num_standard_properties == 0)
8051     DrawTextS(pad_x + strlen(properties_text) * font1_width,
8052               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
8053
8054   screen_line++;
8055
8056   /* ----- print special description of this element */
8057
8058   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
8059   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
8060     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
8061 }
8062
8063 #define TEXT_COLLECTING         "Score for collecting"
8064 #define TEXT_SMASHING           "Score for smashing"
8065 #define TEXT_SLURPING           "Score for slurping robot"
8066 #define TEXT_CRACKING           "Score for cracking"
8067 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
8068 #define TEXT_DURATION           "Duration when activated"
8069 #define TEXT_BALL_DELAY         "Element generation delay"
8070 #define TEXT_MOVE_SPEED         "Speed of android moving"
8071 #define TEXT_CLONE_SPEED        "Speed of android cloning"
8072 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
8073 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
8074 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
8075 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
8076 #define TEXT_TIME_BONUS         "Extra time to solve level"
8077
8078 static struct
8079 {
8080   int element;
8081   int *value;
8082   char *text;
8083 } elements_with_counter[] =
8084 {
8085   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
8086   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
8087   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
8088   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
8089   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
8090   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
8091   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
8092   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
8093   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
8094   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
8095   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
8096   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
8097   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
8098   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
8099   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
8100   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
8101   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
8102   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
8103   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
8104   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
8105   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8106   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8107   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8108   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8109   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8110   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8111   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8112   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8113   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8114   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8115   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
8116   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8117   { EL_YAMYAM_LEFT,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8118   { EL_YAMYAM_RIGHT,    &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8119   { EL_YAMYAM_UP,       &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8120   { EL_YAMYAM_DOWN,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8121   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8122   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
8123   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
8124   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
8125   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
8126   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
8127   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
8128   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
8129   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8130   { EL_EM_DYNAMITE,     &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8131   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
8132   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8133   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8134   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8135   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8136   { EL_EXTRA_TIME,      &level.extra_time_score,        TEXT_COLLECTING },
8137   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
8138   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
8139   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
8140   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
8141   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
8142   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
8143   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
8144   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
8145   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
8146   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
8147   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
8148   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
8149   { EL_DC_KEY_WHITE,    &level.score[SC_KEY],           TEXT_COLLECTING },
8150   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8151   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8152   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8153   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8154   { EL_EMC_DRIPPER,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8155   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
8156   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8157   { EL_DC_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8158   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
8159
8160   { EL_TIMEGATE_SWITCH,   &level.time_timegate,         TEXT_DURATION   },
8161   { EL_DC_TIMEGATE_SWITCH,&level.time_timegate,         TEXT_DURATION   },
8162   { EL_LIGHT_SWITCH,    &level.time_light,              TEXT_DURATION   },
8163   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
8164   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
8165   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
8166   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
8167   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
8168   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
8169   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
8170   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
8171   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
8172   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
8173   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
8174   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
8175   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
8176
8177   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
8178   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
8179   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
8180   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
8181   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
8182   { EL_SPRING,          &level.slurp_score,             TEXT_SLURPING   },
8183   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
8184   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
8185
8186   { -1,                 NULL,                           NULL            }
8187 };
8188
8189 static boolean checkPropertiesConfig(int element)
8190 {
8191   int i;
8192
8193   if (IS_GEM(element) ||
8194       IS_CUSTOM_ELEMENT(element) ||
8195       IS_GROUP_ELEMENT(element) ||
8196       IS_ENVELOPE(element) ||
8197       ELEM_IS_PLAYER(element) ||
8198       HAS_EDITOR_CONTENT(element) ||
8199       CAN_GROW(element) ||
8200       COULD_MOVE_INTO_ACID(element) ||
8201       MAYBE_DONT_COLLIDE_WITH(element))
8202     return TRUE;
8203   else
8204     for (i = 0; elements_with_counter[i].element != -1; i++)
8205       if (elements_with_counter[i].element == element)
8206         return TRUE;
8207
8208   return FALSE;
8209 }
8210
8211 static void DrawPropertiesConfig()
8212 {
8213   int max_num_element_counters = 4;
8214   int num_element_counters = 0;
8215   int i;
8216
8217   if (!checkPropertiesConfig(properties_element))
8218   {
8219     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
8220
8221     return;
8222   }
8223
8224   /* check if there are elements where a value can be chosen for */
8225   for (i = 0; elements_with_counter[i].element != -1; i++)
8226   {
8227     if (elements_with_counter[i].element == properties_element)
8228     {
8229       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
8230
8231       counterbutton_info[counter_id].y =
8232         ED_ELEMENT_SETTINGS_YPOS(
8233                 (HAS_EDITOR_CONTENT(properties_element)      ? 1 : 0) +
8234                 (CAN_GROW(properties_element)                ? 1 : 0) +
8235                 (COULD_MOVE_INTO_ACID(properties_element)    ? 1 : 0) +
8236                 (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0) +
8237                 (properties_element == EL_EMC_MAGIC_BALL     ? 2 : 0) +
8238                 num_element_counters);
8239
8240       counterbutton_info[counter_id].value = elements_with_counter[i].value;
8241       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
8242
8243       if (properties_element == EL_GAME_OF_LIFE ||
8244           properties_element == EL_BIOMAZE)
8245       {
8246         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
8247         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
8248       }
8249       else
8250       {
8251         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
8252         counterbutton_info[counter_id].min_value = MIN_SCORE;
8253         counterbutton_info[counter_id].max_value = MAX_SCORE;
8254       }
8255
8256       MapCounterButtons(counter_id);
8257
8258       num_element_counters++;
8259       if (num_element_counters >= max_num_element_counters)
8260         break;
8261     }
8262   }
8263
8264   if (HAS_EDITOR_CONTENT(properties_element))
8265   {
8266     /* draw stickybutton gadget */
8267     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8268
8269     if (IS_AMOEBOID(properties_element))
8270       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
8271     else if (properties_element == EL_YAMYAM ||
8272              properties_element == EL_YAMYAM_LEFT ||
8273              properties_element == EL_YAMYAM_RIGHT ||
8274              properties_element == EL_YAMYAM_UP ||
8275              properties_element == EL_YAMYAM_DOWN)
8276       DrawYamYamContentAreas();
8277     else if (properties_element == EL_EMC_MAGIC_BALL)
8278     {
8279       DrawMagicBallContentAreas();
8280
8281       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT);
8282       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_BALL_STATE);
8283     }
8284     else if (properties_element == EL_EMC_ANDROID)
8285       DrawAndroidElementArea(properties_element);
8286   }
8287
8288   if (ELEM_IS_PLAYER(properties_element))
8289   {
8290     int player_nr = GET_PLAYER_NR(properties_element);
8291
8292     /* these properties can be set for every player individually */
8293
8294     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
8295     {
8296       drawingarea_info[ED_DRAWING_ID_START_ELEMENT].value =
8297         &level.start_element[player_nr];
8298       drawingarea_info[ED_DRAWING_ID_ARTWORK_ELEMENT].value =
8299         &level.artwork_element[player_nr];
8300       drawingarea_info[ED_DRAWING_ID_EXPLOSION_ELEMENT].value =
8301         &level.explosion_element[player_nr];
8302
8303       checkbutton_info[ED_CHECKBUTTON_ID_USE_START_ELEMENT].value =
8304         &level.use_start_element[player_nr];
8305       checkbutton_info[ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT].value =
8306         &level.use_artwork_element[player_nr];
8307       checkbutton_info[ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT].value =
8308         &level.use_explosion_element[player_nr];
8309       checkbutton_info[ED_CHECKBUTTON_ID_INITIAL_GRAVITY].value =
8310         &level.initial_player_gravity[player_nr];
8311
8312       selectbox_info[ED_SELECTBOX_ID_PLAYER_SPEED].value =
8313         &level.initial_player_stepsize[player_nr];
8314
8315       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
8316       MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
8317                            ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
8318                            ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
8319       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD);
8320       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING);
8321       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
8322       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SHIFTED_RELOCATION);
8323       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_START_ELEMENT);
8324       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT);
8325       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT);
8326       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_GRAVITY);
8327       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
8328
8329       MapDrawingArea(ED_DRAWING_ID_START_ELEMENT);
8330       MapDrawingArea(ED_DRAWING_ID_ARTWORK_ELEMENT);
8331       MapDrawingArea(ED_DRAWING_ID_EXPLOSION_ELEMENT);
8332
8333       MapSelectboxGadget(ED_SELECTBOX_ID_PLAYER_SPEED);
8334     }
8335     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
8336     {
8337       drawingarea_info[ED_DRAWING_ID_INVENTORY_CONTENT].value =
8338         &level.initial_inventory_content[player_nr][0];
8339
8340       counterbutton_info[ED_COUNTER_ID_INVENTORY_SIZE].value =
8341         &level.initial_inventory_size[player_nr];
8342
8343       checkbutton_info[ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY].value =
8344         &level.use_initial_inventory[player_nr];
8345
8346       /* draw checkbutton gadgets */
8347       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY);
8348
8349       /* draw counter gadgets */
8350       MapCounterButtons(ED_COUNTER_ID_INVENTORY_SIZE);
8351
8352       /* draw drawing area gadgets */
8353       DrawPlayerInitialInventoryArea(properties_element);
8354     }
8355   }
8356
8357   if (IS_GEM(properties_element))
8358     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
8359
8360   if (properties_element == EL_EM_DYNAMITE)
8361     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE);
8362
8363   if (COULD_MOVE_INTO_ACID(properties_element) &&
8364       !ELEM_IS_PLAYER(properties_element) &&
8365       (!IS_CUSTOM_ELEMENT(properties_element) ||
8366        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
8367   {
8368     /* set position for checkbutton for "can move into acid" */
8369     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
8370       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
8371     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
8372       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
8373                        HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8374
8375     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
8376   }
8377
8378   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
8379     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
8380
8381   if (properties_element == EL_SPRING)
8382     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
8383
8384   if (properties_element == EL_TIME_ORB_FULL)
8385     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
8386
8387   if (CAN_GROW(properties_element))
8388   {
8389     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
8390       ED_ELEMENT_SETTINGS_YPOS(HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8391
8392     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
8393   }
8394
8395   if (IS_ENVELOPE(properties_element))
8396   {
8397     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
8398     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
8399     int button1_id = ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP;
8400     int button2_id = ED_CHECKBUTTON_ID_ENVELOPE_CENTERED;
8401     int envelope_nr = properties_element - EL_ENVELOPE_1;
8402
8403     counterbutton_info[counter1_id].value = &level.envelope[envelope_nr].xsize;
8404     counterbutton_info[counter2_id].value = &level.envelope[envelope_nr].ysize;
8405
8406     checkbutton_info[button1_id].value = &level.envelope[envelope_nr].autowrap;
8407     checkbutton_info[button2_id].value = &level.envelope[envelope_nr].centered;
8408
8409     /* display counter to choose size of envelope text area */
8410     MapCounterButtons(counter1_id);
8411     MapCounterButtons(counter2_id);
8412
8413     /* display checkbuttons to choose auto-wrap and alignment properties */
8414     MapCheckbuttonGadget(button1_id);
8415     MapCheckbuttonGadget(button2_id);
8416
8417     DrawEnvelopeTextArea(envelope_nr);
8418   }
8419
8420   if (IS_CUSTOM_ELEMENT(properties_element))
8421   {
8422     /* draw stickybutton gadget */
8423     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8424
8425     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
8426     {
8427       /* draw checkbutton gadgets */
8428       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
8429            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
8430         MapCheckbuttonGadget(i);
8431
8432       /* draw counter gadgets */
8433       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
8434            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
8435         MapCounterButtons(i);
8436
8437       /* draw selectbox gadgets */
8438       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
8439            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
8440         MapSelectboxGadget(i);
8441
8442       /* draw textbutton gadgets */
8443       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
8444
8445       /* draw text input gadgets */
8446       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
8447
8448       /* draw drawing area gadgets */
8449       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
8450     }
8451     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
8452     {
8453       /* draw checkbutton gadgets */
8454       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
8455            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
8456         MapCheckbuttonGadget(i);
8457
8458       /* draw counter gadgets */
8459       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
8460            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
8461         MapCounterButtons(i);
8462
8463       /* draw selectbox gadgets */
8464       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
8465            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
8466         MapSelectboxGadget(i);
8467
8468       /* draw drawing area gadgets */
8469       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
8470       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
8471       DrawCustomContentArea();
8472     }
8473   }
8474   else if (IS_GROUP_ELEMENT(properties_element))
8475   {
8476     /* draw stickybutton gadget */
8477     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8478
8479     /* draw checkbutton gadgets */
8480     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
8481     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
8482
8483     /* draw counter gadgets */
8484     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
8485
8486     /* draw selectbox gadgets */
8487     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
8488
8489     /* draw textbutton gadgets */
8490     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
8491
8492     /* draw drawing area gadgets */
8493     DrawGroupElementArea(properties_element);
8494
8495     /* draw text input gadgets */
8496     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
8497
8498     /* draw drawing area gadgets */
8499     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
8500   }
8501 }
8502
8503 static void DrawPropertiesChangeDrawingAreas()
8504 {
8505   if (IS_CUSTOM_ELEMENT(properties_element))
8506   {
8507     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
8508     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
8509     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_ACTION);
8510
8511     DrawCustomChangeContentArea();
8512   }
8513
8514   redraw_mask |= REDRAW_FIELD;
8515 }
8516
8517 static void DrawPropertiesChange()
8518 {
8519   int i;
8520
8521   /* needed to initially set selectbox options for special action options */
8522   setSelectboxSpecialActionOptions();
8523
8524   /* draw stickybutton gadget */
8525   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8526
8527   /* draw checkbutton gadgets */
8528   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
8529        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
8530     MapCheckbuttonGadget(i);
8531
8532   /* draw counter gadgets */
8533   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
8534        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
8535     MapCounterButtons(i);
8536
8537   /* draw selectbox gadgets */
8538   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
8539        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
8540     MapSelectboxGadget(i);
8541
8542   /* draw textbutton gadgets */
8543   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
8544        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
8545     MapTextbuttonGadget(i);
8546
8547   /* draw graphicbutton gadgets */
8548   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
8549        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
8550     MapGraphicbuttonGadget(i);
8551
8552   /* draw drawing area gadgets */
8553   DrawPropertiesChangeDrawingAreas();
8554 }
8555
8556 static void DrawEditorElementAnimation(int x, int y)
8557 {
8558   int graphic = el2img(properties_element);
8559   int frame = (ANIM_MODE(graphic) == ANIM_CE_VALUE ?
8560                custom_element.ce_value_fixed_initial :
8561                ANIM_MODE(graphic) == ANIM_CE_SCORE ?
8562                custom_element.collect_score_initial : FrameCounter);
8563
8564   DrawGraphicAnimationExt(drawto, x, y, graphic, frame, NO_MASKING);
8565 }
8566
8567 static void DrawEditorElementName(int x, int y, int element)
8568 {
8569   char *element_name = getElementInfoText(element);
8570   int font_nr = FONT_TEXT_1;
8571   int font_width = getFontWidth(font_nr);
8572   int font_height = getFontHeight(font_nr);
8573   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
8574   int max_chars_per_line = max_text_width / font_width;
8575   char buffer[max_chars_per_line + 1];
8576
8577   if (strlen(element_name) <= max_chars_per_line)
8578     DrawTextS(x, y, font_nr, element_name);
8579   else
8580   {
8581     int next_pos = max_chars_per_line;
8582
8583     strncpy(buffer, element_name, max_chars_per_line);
8584     buffer[max_chars_per_line] = '\0';
8585
8586     if (element_name[max_chars_per_line] == ' ')
8587       next_pos++;
8588     else
8589     {
8590       int i;
8591
8592       for (i = max_chars_per_line - 1; i >= 0; i--)
8593         if (buffer[i] == ' ')
8594           break;
8595
8596       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
8597       {
8598         buffer[i] = '\0';
8599         next_pos = i + 1;
8600       }
8601     }
8602
8603     DrawTextS(x, y - font_height / 2, font_nr, buffer);
8604
8605     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
8606     buffer[max_chars_per_line] = '\0';
8607
8608     DrawTextS(x, y + font_height / 2, font_nr, buffer);
8609   }
8610 }
8611
8612 static void DrawPropertiesWindow()
8613 {
8614   int xstart = 2;
8615   int ystart = 4;
8616
8617   stick_element_properties_window = FALSE;
8618
8619   /* make sure that previous properties edit mode exists for this element */
8620   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG_2 &&
8621       !IS_CUSTOM_ELEMENT(properties_element))
8622     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_2;
8623
8624   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
8625       !ELEM_IS_PLAYER(properties_element) &&
8626       !IS_CUSTOM_ELEMENT(properties_element))
8627     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
8628
8629   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
8630       (ELEM_IS_PLAYER(properties_element) ||
8631        IS_CUSTOM_ELEMENT(properties_element)))
8632     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
8633
8634   CopyElementPropertiesToEditor(properties_element);
8635
8636   UnmapLevelEditorWindowGadgets();
8637   UnmapLevelEditorToolboxDrawingGadgets();
8638   UnmapLevelEditorToolboxCustomGadgets();
8639
8640   if (IS_CUSTOM_ELEMENT(properties_element) ||
8641       IS_GROUP_ELEMENT(properties_element))
8642     MapLevelEditorToolboxCustomGadgets();
8643
8644   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
8645   ClearField();
8646
8647 #if 1
8648   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Element Settings");
8649 #else
8650   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
8651            "Element Settings", FONT_TITLE_1);
8652 #endif
8653
8654   FrameCounter = 0;     /* restart animation frame counter */
8655
8656   DrawElementBorder(SX + xstart * MINI_TILEX,
8657                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
8658                     TILEX, TILEY, FALSE);
8659
8660   DrawEditorElementAnimation(SX + xstart * MINI_TILEX,
8661                              SY + ystart * MINI_TILEY + MINI_TILEY / 2);
8662
8663   DrawEditorElementName((xstart + 3) * MINI_TILEX + 1,
8664                         (ystart + 1) * MINI_TILEY + 1,
8665                         properties_element);
8666
8667   DrawPropertiesTabulatorGadgets();
8668
8669   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
8670     DrawPropertiesInfo();
8671   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
8672     DrawPropertiesChange();
8673   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
8674     DrawPropertiesConfig();
8675 }
8676
8677 static void UpdateCustomElementGraphicGadgets()
8678 {
8679   struct ElementInfo *ei = &element_info[properties_element];
8680   int i;
8681
8682   ei->gfx_element = (ei->use_gfx_element ? ei->gfx_element_initial :
8683                      properties_element);
8684
8685   ModifyEditorElementList();
8686   RedrawDrawingElements();
8687
8688   /* force redraw of all mapped drawing area gadgets */
8689   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
8690   {
8691     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
8692
8693     if (gi->mapped)
8694       MapDrawingArea(i);
8695   }
8696 }
8697
8698 static int getOpenDirectionFromTube(int element)
8699 {
8700   switch (element)
8701   {
8702     case EL_TUBE_LEFT_UP:               return (MV_LEFT | MV_UP);
8703     case EL_TUBE_LEFT_DOWN:             return (MV_LEFT | MV_DOWN);
8704     case EL_TUBE_RIGHT_UP:              return (MV_RIGHT | MV_UP);
8705     case EL_TUBE_RIGHT_DOWN:            return (MV_RIGHT | MV_DOWN);
8706     case EL_TUBE_HORIZONTAL:            return (MV_HORIZONTAL);
8707     case EL_TUBE_HORIZONTAL_UP:         return (MV_HORIZONTAL | MV_UP);
8708     case EL_TUBE_HORIZONTAL_DOWN:       return (MV_HORIZONTAL | MV_DOWN);
8709     case EL_TUBE_VERTICAL:              return (MV_VERTICAL);
8710     case EL_TUBE_VERTICAL_LEFT:         return (MV_VERTICAL | MV_LEFT);
8711     case EL_TUBE_VERTICAL_RIGHT:        return (MV_VERTICAL | MV_RIGHT);
8712     case EL_TUBE_ANY:                   return (MV_ANY_DIRECTION);
8713   }
8714
8715   return MV_NONE;
8716 }
8717
8718 static int getTubeFromOpenDirection(int direction)
8719 {
8720   switch (direction)
8721   {
8722     case (MV_LEFT | MV_UP):             return EL_TUBE_LEFT_UP;
8723     case (MV_LEFT | MV_DOWN):           return EL_TUBE_LEFT_DOWN;
8724     case (MV_RIGHT | MV_UP):            return EL_TUBE_RIGHT_UP;
8725     case (MV_RIGHT | MV_DOWN):          return EL_TUBE_RIGHT_DOWN;
8726     case (MV_HORIZONTAL):               return EL_TUBE_HORIZONTAL;
8727     case (MV_HORIZONTAL | MV_UP):       return EL_TUBE_HORIZONTAL_UP;
8728     case (MV_HORIZONTAL | MV_DOWN):     return EL_TUBE_HORIZONTAL_DOWN;
8729     case (MV_VERTICAL):                 return EL_TUBE_VERTICAL;
8730     case (MV_VERTICAL | MV_LEFT):       return EL_TUBE_VERTICAL_LEFT;
8731     case (MV_VERTICAL | MV_RIGHT):      return EL_TUBE_VERTICAL_RIGHT;
8732     case (MV_ANY_DIRECTION):            return EL_TUBE_ANY;
8733
8734     /* if only one direction, fall back to simple tube with that direction */
8735     case (MV_LEFT):                     return EL_TUBE_HORIZONTAL;
8736     case (MV_RIGHT):                    return EL_TUBE_HORIZONTAL;
8737     case (MV_UP):                       return EL_TUBE_VERTICAL;
8738     case (MV_DOWN):                     return EL_TUBE_VERTICAL;
8739   }
8740
8741   return EL_EMPTY;
8742 }
8743
8744 static int getTubeFromOpenDirectionNotEmpty(int direction, int element_old)
8745 {
8746   int element_new = getTubeFromOpenDirection(direction);
8747
8748   return (element_new != EL_EMPTY ? element_new : element_old);
8749 }
8750
8751 static int getOpenDirectionFromBelt(int element)
8752 {
8753   int belt_dir = getBeltDirFromBeltElement(element);
8754
8755   return (belt_dir == MV_LEFT ? MV_RIGHT :
8756           belt_dir == MV_RIGHT ? MV_LEFT :
8757           belt_dir == MV_NONE ? MV_HORIZONTAL : belt_dir);
8758 }
8759
8760 static int getBeltFromNrAndOpenDirection(int nr, int direction)
8761 {
8762   int belt_dir = (direction == MV_LEFT ? MV_RIGHT :
8763                   direction == MV_RIGHT ? MV_LEFT :
8764                   direction == MV_HORIZONTAL ? MV_NONE : direction);
8765
8766   if (direction == MV_NONE)
8767     return EL_EMPTY;
8768
8769   return getBeltElementFromBeltNrAndBeltDir(nr, belt_dir);
8770 }
8771
8772 static int getBeltFromNrAndOpenDirectionNotEmpty(int nr, int direction,
8773                                                  int element_old)
8774 {
8775   int element_new = getBeltFromNrAndOpenDirection(nr, direction);
8776
8777   return (element_new != EL_EMPTY ? element_new : element_old);
8778 }
8779
8780 static int getOpenDirectionFromPool(int element)
8781 {
8782   switch (element)
8783   {
8784     case EL_ACID_POOL_TOPLEFT:          return (MV_DOWN | MV_RIGHT);
8785     case EL_ACID_POOL_TOPRIGHT:         return (MV_DOWN | MV_LEFT);
8786     case EL_ACID_POOL_BOTTOMLEFT:       return (MV_UP | MV_RIGHT);
8787     case EL_ACID_POOL_BOTTOMRIGHT:      return (MV_UP | MV_LEFT);
8788     case EL_ACID_POOL_BOTTOM:           return (MV_HORIZONTAL | MV_UP);
8789     case EL_ACID:                       return (MV_HORIZONTAL | MV_DOWN);
8790   }
8791
8792   return MV_NONE;
8793 }
8794
8795 static int getPoolFromOpenDirection(int direction)
8796 {
8797   switch (direction)
8798   {
8799     case (MV_DOWN | MV_RIGHT):          return EL_ACID_POOL_TOPLEFT;
8800     case (MV_DOWN | MV_LEFT):           return EL_ACID_POOL_TOPRIGHT;
8801     case (MV_UP | MV_RIGHT):            return EL_ACID_POOL_BOTTOMLEFT;
8802     case (MV_UP | MV_LEFT):             return EL_ACID_POOL_BOTTOMRIGHT;
8803     case (MV_HORIZONTAL | MV_UP):       return EL_ACID_POOL_BOTTOM;
8804     case (MV_HORIZONTAL | MV_DOWN):     return EL_ACID;
8805   }
8806
8807   return EL_EMPTY;
8808 }
8809
8810 static int getPoolFromOpenDirectionExt(int direction, int help_element)
8811 {
8812   int element = getPoolFromOpenDirection(direction);
8813   int help_direction = getOpenDirectionFromPool(help_element);
8814
8815   if (element == EL_EMPTY)
8816   {
8817     int help_direction_vertical = help_direction & MV_VERTICAL;
8818
8819     element = getPoolFromOpenDirection(direction | help_direction_vertical);
8820   }
8821
8822   if (element == EL_EMPTY)
8823   {
8824     int help_direction_horizontal = help_direction & MV_HORIZONTAL;
8825
8826     element = getPoolFromOpenDirection(direction | help_direction_horizontal);
8827   }
8828
8829   return element;
8830 }
8831
8832 static int getPoolFromOpenDirectionNotEmpty(int direction, int element_old)
8833 {
8834   int element_new = getPoolFromOpenDirectionExt(direction, element_old);
8835
8836   return (element_new != EL_EMPTY ? element_new : element_old);
8837 }
8838
8839 static int getOpenDirectionFromPillar(int element)
8840 {
8841   switch (element)
8842   {
8843     case EL_EMC_WALL_1:                 return (MV_DOWN);
8844     case EL_EMC_WALL_2:                 return (MV_VERTICAL);
8845     case EL_EMC_WALL_3:                 return (MV_UP);
8846   }
8847
8848   return MV_NONE;
8849 }
8850
8851 static int getPillarFromOpenDirection(int direction)
8852 {
8853   switch (direction)
8854   {
8855     case (MV_DOWN):                     return EL_EMC_WALL_1;
8856     case (MV_VERTICAL):                 return EL_EMC_WALL_2;
8857     case (MV_UP):                       return EL_EMC_WALL_3;
8858   }
8859
8860   return EL_EMPTY;
8861 }
8862
8863 static int getPillarFromOpenDirectionNotEmpty(int direction, int element_old)
8864 {
8865   int element_new = getPillarFromOpenDirection(direction);
8866
8867   return (element_new != EL_EMPTY ? element_new : element_old);
8868 }
8869
8870 static int getOpenDirectionFromSteel2(int element)
8871 {
8872   switch (element)
8873   {
8874     case EL_DC_STEELWALL_2_LEFT:        return (MV_RIGHT);
8875     case EL_DC_STEELWALL_2_RIGHT:       return (MV_LEFT);
8876     case EL_DC_STEELWALL_2_TOP:         return (MV_DOWN);
8877     case EL_DC_STEELWALL_2_BOTTOM:      return (MV_UP);
8878     case EL_DC_STEELWALL_2_HORIZONTAL:  return (MV_HORIZONTAL);
8879     case EL_DC_STEELWALL_2_VERTICAL:    return (MV_VERTICAL);
8880     case EL_DC_STEELWALL_2_MIDDLE:      return (MV_ANY_DIRECTION);
8881     case EL_DC_STEELWALL_2_SINGLE:      return (MV_NONE);
8882   }
8883
8884   return MV_NONE;
8885 }
8886
8887 static int getSteel2FromOpenDirection(int direction)
8888 {
8889   switch (direction)
8890   {
8891     case (MV_RIGHT):                    return EL_DC_STEELWALL_2_LEFT;
8892     case (MV_LEFT):                     return EL_DC_STEELWALL_2_RIGHT;
8893     case (MV_DOWN):                     return EL_DC_STEELWALL_2_TOP;
8894     case (MV_UP):                       return EL_DC_STEELWALL_2_BOTTOM;
8895     case (MV_HORIZONTAL):               return EL_DC_STEELWALL_2_HORIZONTAL;
8896     case (MV_VERTICAL):                 return EL_DC_STEELWALL_2_VERTICAL;
8897     case (MV_ANY_DIRECTION):            return EL_DC_STEELWALL_2_MIDDLE;
8898     case (MV_NONE):                     return EL_DC_STEELWALL_2_SINGLE;
8899   }
8900
8901   return EL_EMPTY;
8902 }
8903
8904 static int getSteel2FromOpenDirectionNotEmpty(int direction, int element_old)
8905 {
8906   int element_new = getSteel2FromOpenDirection(direction);
8907
8908   return (element_new != EL_EMPTY ? element_new : element_old);
8909 }
8910
8911 static int getOpenDirectionFromChip(int element)
8912 {
8913   switch (element)
8914   {
8915     case EL_SP_CHIP_SINGLE:             return (MV_NONE);
8916     case EL_SP_CHIP_LEFT:               return (MV_RIGHT);
8917     case EL_SP_CHIP_RIGHT:              return (MV_LEFT);
8918     case EL_SP_CHIP_TOP:                return (MV_DOWN);
8919     case EL_SP_CHIP_BOTTOM:             return (MV_UP);
8920   }
8921
8922   return MV_NONE;
8923 }
8924
8925 static int getChipFromOpenDirection(int direction)
8926 {
8927   switch (direction)
8928   {
8929     case (MV_NONE):                     return EL_SP_CHIP_SINGLE;
8930     case (MV_LEFT):                     return EL_SP_CHIP_RIGHT;
8931     case (MV_RIGHT):                    return EL_SP_CHIP_LEFT;
8932     case (MV_UP):                       return EL_SP_CHIP_BOTTOM;
8933     case (MV_DOWN):                     return EL_SP_CHIP_TOP;
8934   }
8935
8936   return EL_EMPTY;
8937 }
8938
8939 static int getChipFromOpenDirectionNotEmpty(int direction, int element_old)
8940 {
8941   int element_new = getChipFromOpenDirection(direction);
8942
8943   return (element_new != EL_EMPTY ? element_new : element_old);
8944 }
8945
8946 static int getClosedTube(int x, int y)
8947 {
8948   static int xy[4][2] =
8949   {
8950     { -1, 0 },
8951     { +1, 0 },
8952     { 0, -1 },
8953     { 0, +1 }
8954   };
8955   int element_old = IntelliDrawBuffer[x][y];
8956   int direction_old = getOpenDirectionFromTube(element_old);
8957   int direction_new = MV_NONE;
8958   int i;
8959
8960   for (i = 0; i < NUM_DIRECTIONS; i++)
8961   {
8962     int xx = x + xy[i][0];
8963     int yy = y + xy[i][1];
8964     int dir = MV_DIR_FROM_BIT(i);
8965     int dir_opposite = MV_DIR_OPPOSITE(dir);
8966
8967     if (IN_LEV_FIELD(xx, yy) && IS_TUBE(IntelliDrawBuffer[xx][yy]) &&
8968         (direction_old & dir) &&
8969         (getOpenDirectionFromTube(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8970       direction_new |= dir;
8971   }
8972
8973   return getTubeFromOpenDirectionNotEmpty(direction_new, element_old);
8974 }
8975
8976 static int getClosedBelt(int x, int y)
8977 {
8978   static int xy[4][2] =
8979   {
8980     { -1, 0 },
8981     { +1, 0 },
8982     { 0, -1 },
8983     { 0, +1 }
8984   };
8985   int element_old = IntelliDrawBuffer[x][y];
8986   int nr = getBeltNrFromBeltElement(element_old);
8987   int direction_old = getOpenDirectionFromBelt(element_old);
8988   int direction_new = MV_NONE;
8989   int i;
8990
8991   for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
8992   {
8993     int xx = x + xy[i][0];
8994     int yy = y + xy[i][1];
8995     int dir = MV_DIR_FROM_BIT(i);
8996     int dir_opposite = MV_DIR_OPPOSITE(dir);
8997
8998     if (IN_LEV_FIELD(xx, yy) && IS_BELT(IntelliDrawBuffer[xx][yy]) &&
8999         (direction_old & dir) &&
9000         (getOpenDirectionFromBelt(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9001       direction_new |= dir;
9002   }
9003
9004   return getBeltFromNrAndOpenDirection(nr, direction_new);
9005 }
9006
9007 static int getClosedPool(int x, int y)
9008 {
9009   static int xy[4][2] =
9010   {
9011     { -1, 0 },
9012     { +1, 0 },
9013     { 0, -1 },
9014     { 0, +1 }
9015   };
9016   int element_old = IntelliDrawBuffer[x][y];
9017   int direction_old = getOpenDirectionFromPool(element_old);
9018   int direction_new = MV_NONE;
9019   int i;
9020
9021   for (i = 0; i < NUM_DIRECTIONS; i++)
9022   {
9023     int xx = x + xy[i][0];
9024     int yy = y + xy[i][1];
9025     int dir = MV_DIR_FROM_BIT(i);
9026     int dir_opposite = MV_DIR_OPPOSITE(dir);
9027
9028     if (IN_LEV_FIELD(xx, yy) &&
9029         IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[xx][yy]) &&
9030         (direction_old & dir) &&
9031         (getOpenDirectionFromPool(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9032       direction_new |= dir;
9033   }
9034
9035   return getPoolFromOpenDirectionNotEmpty(direction_new, element_old);
9036 }
9037
9038 static int getClosedPillar(int x, int y)
9039 {
9040   static int xy[4][2] =
9041   {
9042     { -1, 0 },
9043     { +1, 0 },
9044     { 0, -1 },
9045     { 0, +1 }
9046   };
9047   int element_old = IntelliDrawBuffer[x][y];
9048   int direction_old = getOpenDirectionFromPillar(element_old);
9049   int direction_new = MV_NONE;
9050   int i;
9051
9052   for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
9053   {
9054     int xx = x + xy[i][0];
9055     int yy = y + xy[i][1];
9056     int dir = MV_DIR_FROM_BIT(i);
9057     int dir_opposite = MV_DIR_OPPOSITE(dir);
9058
9059     if (IN_LEV_FIELD(xx, yy) && IS_EMC_PILLAR(IntelliDrawBuffer[xx][yy]) &&
9060         (direction_old & dir) &&
9061         (getOpenDirectionFromPillar(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9062       direction_new |= dir;
9063   }
9064
9065   return getPillarFromOpenDirectionNotEmpty(direction_new, element_old);
9066 }
9067
9068 static int getClosedSteel2(int x, int y)
9069 {
9070   static int xy[4][2] =
9071   {
9072     { -1, 0 },
9073     { +1, 0 },
9074     { 0, -1 },
9075     { 0, +1 }
9076   };
9077   int element_old = IntelliDrawBuffer[x][y];
9078   int direction_old = getOpenDirectionFromSteel2(element_old);
9079   int direction_new = MV_NONE;
9080   int i;
9081
9082   for (i = 0; i < NUM_DIRECTIONS; i++)
9083   {
9084     int xx = x + xy[i][0];
9085     int yy = y + xy[i][1];
9086     int dir = MV_DIR_FROM_BIT(i);
9087     int dir_opposite = MV_DIR_OPPOSITE(dir);
9088
9089     if (IN_LEV_FIELD(xx, yy) && IS_DC_STEELWALL_2(IntelliDrawBuffer[xx][yy]) &&
9090         (direction_old & dir) &&
9091         (getOpenDirectionFromSteel2(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9092       direction_new |= dir;
9093   }
9094
9095   return getSteel2FromOpenDirectionNotEmpty(direction_new, element_old);
9096 }
9097
9098 static int getClosedChip(int x, int y)
9099 {
9100   static int xy[4][2] =
9101   {
9102     { -1, 0 },
9103     { +1, 0 },
9104     { 0, -1 },
9105     { 0, +1 }
9106   };
9107   int element_old = IntelliDrawBuffer[x][y];
9108   int direction_old = getOpenDirectionFromChip(element_old);
9109   int direction_new = MV_NONE;
9110   int i;
9111
9112   for (i = 0; i < NUM_DIRECTIONS; i++)
9113   {
9114     int xx = x + xy[i][0];
9115     int yy = y + xy[i][1];
9116     int dir = MV_DIR_FROM_BIT(i);
9117     int dir_opposite = MV_DIR_OPPOSITE(dir);
9118
9119     if (IN_LEV_FIELD(xx, yy) && IS_SP_CHIP(IntelliDrawBuffer[xx][yy]) &&
9120         (direction_old & dir) &&
9121         (getOpenDirectionFromChip(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9122       direction_new |= dir;
9123   }
9124
9125   return getChipFromOpenDirectionNotEmpty(direction_new, element_old);
9126 }
9127
9128 static void SetElementSimple(int x, int y, int element, boolean change_level)
9129 {
9130   int sx = x - level_xpos;
9131   int sy = y - level_ypos;
9132
9133   IntelliDrawBuffer[x][y] = element;
9134
9135   if (change_level)
9136     Feld[x][y] = element;
9137
9138   if (IN_ED_FIELD(sx, sy))
9139     DrawMiniElement(sx, sy, element);
9140 }
9141
9142 static void MergeAndCloseNeighbourElements(int x1, int y1, int *element1,
9143                                            int x2, int y2, int *element2,
9144                                            int (*close_function)(int, int),
9145                                            boolean change_level)
9146 {
9147   /* set neighbour elements to newly determined connections */
9148   SetElementSimple(x1, y1, *element1, change_level);
9149   SetElementSimple(x2, y2, *element2, change_level);
9150
9151   /* remove all open connections of neighbour elements */
9152   *element1 = close_function(x1, y1);
9153   *element2 = close_function(x2, y2);
9154
9155   /* set neighbour elements to new, minimized connections */
9156   SetElementSimple(x1, y1, *element1, change_level);
9157   SetElementSimple(x2, y2, *element2, change_level);
9158 }
9159
9160 static void SetElementIntelliDraw(int x, int y, int new_element,
9161                                   boolean change_level, int button)
9162 {
9163   static int xy[4][2] =
9164   {
9165     { -1, 0 },
9166     { +1, 0 },
9167     { 0, -1 },
9168     { 0, +1 }
9169   };
9170   static int last_x = -1;
9171   static int last_y = -1;
9172   int old_element = IntelliDrawBuffer[x][y];
9173
9174   if (new_element == EL_UNDEFINED)
9175   {
9176     last_x = -1;
9177     last_y = -1;
9178
9179     return;
9180   }
9181
9182   if (IS_TUBE(new_element))
9183   {
9184     int last_element_new = EL_UNDEFINED;
9185     int direction = MV_NONE;
9186     int i;
9187
9188     /* if old element is of same kind, keep all existing directions */
9189     if (IS_TUBE(old_element))
9190       direction |= getOpenDirectionFromTube(old_element);
9191
9192     for (i = 0; i < NUM_DIRECTIONS; i++)
9193     {
9194       int xx = x + xy[i][0];
9195       int yy = y + xy[i][1];
9196
9197       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9198           IS_TUBE(IntelliDrawBuffer[last_x][last_y]))
9199       {
9200         int dir = MV_DIR_FROM_BIT(i);
9201         int dir_opposite = MV_DIR_OPPOSITE(dir);
9202         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9203         int last_direction_old = getOpenDirectionFromTube(last_element_old);
9204         int last_direction_new = last_direction_old | dir_opposite;
9205
9206         last_element_new = getTubeFromOpenDirection(last_direction_new);
9207
9208         direction |= dir;
9209       }
9210     }
9211
9212     new_element = getTubeFromOpenDirectionNotEmpty(direction, new_element);
9213
9214     if (last_element_new != EL_UNDEFINED)
9215       MergeAndCloseNeighbourElements(x, y, &new_element,
9216                                      last_x, last_y, &last_element_new,
9217                                      getClosedTube, change_level);
9218   }
9219   else if (IS_BELT(new_element))
9220   {
9221     int belt_nr = getBeltNrFromBeltElement(new_element);
9222     int last_element_new = EL_UNDEFINED;
9223     int direction = MV_NONE;
9224     int i;
9225
9226     /* if old element is of same kind, keep all existing directions */
9227     if (IS_BELT(old_element))
9228       direction |= getOpenDirectionFromBelt(old_element);
9229
9230     for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
9231     {
9232       int xx = x + xy[i][0];
9233       int yy = y + xy[i][1];
9234
9235       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9236           IS_BELT(IntelliDrawBuffer[last_x][last_y]))
9237       {
9238         int dir = MV_DIR_FROM_BIT(i);
9239         int dir_opposite = MV_DIR_OPPOSITE(dir);
9240         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9241         int last_belt_nr = getBeltNrFromBeltElement(last_element_old);
9242         int last_direction_old = getOpenDirectionFromBelt(last_element_old);
9243         int last_direction_new = last_direction_old | dir_opposite;
9244
9245         last_element_new = getBeltFromNrAndOpenDirection(last_belt_nr,
9246                                                          last_direction_new);
9247         direction |= dir;
9248       }
9249     }
9250
9251     new_element = getBeltFromNrAndOpenDirectionNotEmpty(belt_nr, direction,
9252                                                         new_element);
9253     if (last_element_new != EL_UNDEFINED)
9254       MergeAndCloseNeighbourElements(x, y, &new_element,
9255                                      last_x, last_y, &last_element_new,
9256                                      getClosedBelt, change_level);
9257   }
9258   else if (IS_ACID_POOL_OR_ACID(new_element))
9259   {
9260     int last_element_new = EL_UNDEFINED;
9261     int direction = MV_NONE;
9262     int i;
9263
9264     /* if old element is of same kind, keep all existing directions */
9265     if (IS_ACID_POOL_OR_ACID(old_element))
9266       direction |= getOpenDirectionFromPool(old_element);
9267
9268     for (i = 0; i < NUM_DIRECTIONS; i++)
9269     {
9270       int xx = x + xy[i][0];
9271       int yy = y + xy[i][1];
9272
9273       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9274           IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[last_x][last_y]))
9275       {
9276         int dir = MV_DIR_FROM_BIT(i);
9277         int dir_opposite = MV_DIR_OPPOSITE(dir);
9278         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9279         int last_direction_old = getOpenDirectionFromPool(last_element_old);
9280         int last_direction_new = last_direction_old | dir_opposite;
9281
9282         last_element_new = getPoolFromOpenDirection(last_direction_new);
9283
9284         direction |= dir;
9285       }
9286     }
9287
9288     /* special corrections needed for intuitively correct acid pool drawing */
9289     if (last_element_new == EL_EMPTY)
9290       last_element_new = new_element;
9291     else if (last_element_new != EL_UNDEFINED)
9292       new_element = last_element_new;
9293
9294     new_element = getPoolFromOpenDirectionNotEmpty(direction, new_element);
9295
9296     if (last_element_new != EL_UNDEFINED)
9297       MergeAndCloseNeighbourElements(x, y, &new_element,
9298                                      last_x, last_y, &last_element_new,
9299                                      getClosedPool, change_level);
9300   }
9301   else if (IS_EMC_PILLAR(new_element))
9302   {
9303     int last_element_new = EL_UNDEFINED;
9304     int direction = MV_NONE;
9305     int i;
9306
9307     /* if old element is of same kind, keep all existing directions */
9308     if (IS_EMC_PILLAR(old_element))
9309       direction |= getOpenDirectionFromPillar(old_element);
9310
9311     for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
9312     {
9313       int xx = x + xy[i][0];
9314       int yy = y + xy[i][1];
9315
9316       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9317           IS_EMC_PILLAR(IntelliDrawBuffer[last_x][last_y]))
9318       {
9319         int dir = MV_DIR_FROM_BIT(i);
9320         int dir_opposite = MV_DIR_OPPOSITE(dir);
9321         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9322         int last_direction_old = getOpenDirectionFromPillar(last_element_old);
9323         int last_direction_new = last_direction_old | dir_opposite;
9324
9325         last_element_new = getPillarFromOpenDirection(last_direction_new);
9326
9327         direction |= dir;
9328       }
9329     }
9330
9331     new_element = getPillarFromOpenDirectionNotEmpty(direction, new_element);
9332
9333     if (last_element_new != EL_UNDEFINED)
9334       MergeAndCloseNeighbourElements(x, y, &new_element,
9335                                      last_x, last_y, &last_element_new,
9336                                      getClosedPillar, change_level);
9337   }
9338   else if (IS_DC_STEELWALL_2(new_element))
9339   {
9340     int last_element_new = EL_UNDEFINED;
9341     int direction = MV_NONE;
9342     int i;
9343
9344     /* if old element is of same kind, keep all existing directions */
9345     if (IS_DC_STEELWALL_2(old_element))
9346       direction |= getOpenDirectionFromSteel2(old_element);
9347
9348     for (i = 0; i < NUM_DIRECTIONS; i++)
9349     {
9350       int xx = x + xy[i][0];
9351       int yy = y + xy[i][1];
9352
9353       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9354           IS_DC_STEELWALL_2(IntelliDrawBuffer[last_x][last_y]))
9355       {
9356         int dir = MV_DIR_FROM_BIT(i);
9357         int dir_opposite = MV_DIR_OPPOSITE(dir);
9358         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9359         int last_direction_old = getOpenDirectionFromSteel2(last_element_old);
9360         int last_direction_new = last_direction_old | dir_opposite;
9361
9362         last_element_new = getSteel2FromOpenDirection(last_direction_new);
9363
9364         direction |= dir;
9365       }
9366     }
9367
9368     new_element = getSteel2FromOpenDirectionNotEmpty(direction, new_element);
9369
9370     if (last_element_new != EL_UNDEFINED)
9371       MergeAndCloseNeighbourElements(x, y, &new_element,
9372                                      last_x, last_y, &last_element_new,
9373                                      getClosedSteel2, change_level);
9374   }
9375   else if (IS_SP_CHIP(new_element))
9376   {
9377     int last_element_new = EL_UNDEFINED;
9378     int direction = MV_NONE;
9379     int i;
9380
9381     /* (do not keep existing directions, regardless of kind of old element) */
9382
9383     for (i = 0; i < NUM_DIRECTIONS; i++)
9384     {
9385       int xx = x + xy[i][0];
9386       int yy = y + xy[i][1];
9387
9388       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9389           IS_SP_CHIP(IntelliDrawBuffer[last_x][last_y]))
9390       {
9391         int dir = MV_DIR_FROM_BIT(i);
9392         int dir_opposite = MV_DIR_OPPOSITE(dir);
9393         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9394         int last_direction_old = getOpenDirectionFromChip(last_element_old);
9395         int last_direction_new = last_direction_old | dir_opposite;
9396
9397         if (last_direction_old == MV_NONE)
9398         {
9399           last_element_new = getChipFromOpenDirection(last_direction_new);
9400           direction |= dir;
9401         }
9402         else if (last_direction_old & (dir | dir_opposite))
9403         {
9404           direction |= MV_DIR_OPPOSITE(last_direction_old);
9405         }
9406         else
9407         {
9408           direction |= MV_DIR_OPPOSITE(dir);
9409         }
9410       }
9411     }
9412
9413     new_element = getChipFromOpenDirectionNotEmpty(direction, new_element);
9414
9415     if (last_element_new != EL_UNDEFINED)
9416       MergeAndCloseNeighbourElements(x, y, &new_element,
9417                                      last_x, last_y, &last_element_new,
9418                                      getClosedChip, change_level);
9419   }
9420   else if (IS_SP_HARDWARE_BASE(new_element))
9421   {
9422     int nr = GetSimpleRandom(6);
9423
9424     new_element = (nr == 0 ? EL_SP_HARDWARE_BASE_1 :
9425                    nr == 1 ? EL_SP_HARDWARE_BASE_2 :
9426                    nr == 2 ? EL_SP_HARDWARE_BASE_3 :
9427                    nr == 3 ? EL_SP_HARDWARE_BASE_4 :
9428                    nr == 4 ? EL_SP_HARDWARE_BASE_5 : EL_SP_HARDWARE_BASE_6);
9429   }
9430   else if (new_element == EL_SP_HARDWARE_GREEN ||
9431            new_element == EL_SP_HARDWARE_BLUE ||
9432            new_element == EL_SP_HARDWARE_RED)
9433   {
9434     int nr = GetSimpleRandom(3);
9435
9436     new_element = (nr == 0 ? EL_SP_HARDWARE_GREEN :
9437                    nr == 1 ? EL_SP_HARDWARE_BLUE : EL_SP_HARDWARE_RED);
9438   }
9439   else if (IS_GROUP_ELEMENT(new_element))
9440   {
9441     boolean connected_drawing = FALSE;
9442     int i;
9443
9444     for (i = 0; i < NUM_DIRECTIONS; i++)
9445     {
9446       int xx = x + xy[i][0];
9447       int yy = y + xy[i][1];
9448
9449       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9450           IS_IN_GROUP_EL(IntelliDrawBuffer[last_x][last_y], new_element))
9451         connected_drawing = TRUE;
9452     }
9453
9454     if (!connected_drawing)
9455       ResolveGroupElement(new_element);
9456
9457     new_element = GetElementFromGroupElement(new_element);
9458   }
9459   else if (IS_BELT_SWITCH(old_element))
9460   {
9461     int belt_nr = getBeltNrFromBeltSwitchElement(old_element);
9462     int belt_dir = getBeltDirFromBeltSwitchElement(old_element);
9463
9464     belt_dir = (belt_dir == MV_LEFT ? MV_NONE :
9465                 belt_dir == MV_NONE ? MV_RIGHT : MV_LEFT);
9466
9467     new_element = getBeltSwitchElementFromBeltNrAndBeltDir(belt_nr, belt_dir);
9468   }
9469   else
9470   {
9471     static int swappable_elements[][2] =
9472     {
9473       { EL_EXIT_CLOSED,                 EL_EXIT_OPEN                    },
9474       { EL_DYNAMITE,                    EL_DYNAMITE_ACTIVE              },
9475       { EL_EM_DYNAMITE,                 EL_EM_DYNAMITE_ACTIVE           },
9476       { EL_QUICKSAND_EMPTY,             EL_QUICKSAND_FULL               },
9477       { EL_EMERALD,                     EL_WALL_EMERALD                 },
9478       { EL_EMERALD_YELLOW,              EL_WALL_EMERALD_YELLOW          },
9479       { EL_EMERALD_RED,                 EL_WALL_EMERALD_RED             },
9480       { EL_EMERALD_PURPLE,              EL_WALL_EMERALD_PURPLE          },
9481       { EL_DIAMOND,                     EL_WALL_DIAMOND                 },
9482       { EL_BD_DIAMOND,                  EL_WALL_BD_DIAMOND              },
9483       { EL_GATE_1,                      EL_GATE_1_GRAY                  },
9484       { EL_GATE_2,                      EL_GATE_2_GRAY                  },
9485       { EL_GATE_3,                      EL_GATE_3_GRAY                  },
9486       { EL_GATE_4,                      EL_GATE_4_GRAY                  },
9487       { EL_EM_GATE_1,                   EL_EM_GATE_1_GRAY               },
9488       { EL_EM_GATE_2,                   EL_EM_GATE_2_GRAY               },
9489       { EL_EM_GATE_3,                   EL_EM_GATE_3_GRAY               },
9490       { EL_EM_GATE_4,                   EL_EM_GATE_4_GRAY               },
9491       { EL_EMC_GATE_5,                  EL_EMC_GATE_5_GRAY              },
9492       { EL_EMC_GATE_6,                  EL_EMC_GATE_6_GRAY              },
9493       { EL_EMC_GATE_7,                  EL_EMC_GATE_7_GRAY              },
9494       { EL_EMC_GATE_8,                  EL_EMC_GATE_8_GRAY              },
9495       { EL_DC_GATE_WHITE,               EL_DC_GATE_WHITE_GRAY           },
9496       { EL_TIME_ORB_EMPTY,              EL_TIME_ORB_FULL                },
9497       { EL_LAMP,                        EL_LAMP_ACTIVE                  },
9498       { EL_SOKOBAN_FIELD_EMPTY,         EL_SOKOBAN_FIELD_FULL           },
9499       { EL_SP_BASE,                     EL_SP_BUGGY_BASE                },
9500       { EL_PEARL,                       EL_WALL_PEARL                   },
9501       { EL_CRYSTAL,                     EL_WALL_CRYSTAL                 },
9502       { EL_TIMEGATE_CLOSED,             EL_TIMEGATE_OPEN                },
9503       { EL_SWITCHGATE_CLOSED,           EL_SWITCHGATE_OPEN              },
9504       { EL_SWITCHGATE_SWITCH_UP,        EL_SWITCHGATE_SWITCH_DOWN       },
9505       { EL_DC_SWITCHGATE_SWITCH_UP,     EL_DC_SWITCHGATE_SWITCH_DOWN    },
9506       { EL_LIGHT_SWITCH,                EL_LIGHT_SWITCH_ACTIVE          },
9507       { EL_LANDMINE,                    EL_DC_LANDMINE                  },
9508       { EL_SHIELD_NORMAL,               EL_SHIELD_DEADLY                },
9509       { EL_STEEL_EXIT_CLOSED,           EL_STEEL_EXIT_OPEN              },
9510       { EL_EM_EXIT_CLOSED,              EL_EM_EXIT_OPEN                 },
9511       { EL_EM_STEEL_EXIT_CLOSED,        EL_EM_STEEL_EXIT_OPEN           },
9512       { EL_QUICKSAND_FAST_EMPTY,        EL_QUICKSAND_FAST_FULL          },
9513
9514       { -1,                             -1                              },
9515     };
9516     static int rotatable_elements[][4] =
9517     {
9518       {
9519         EL_BUG_UP,
9520         EL_BUG_RIGHT,
9521         EL_BUG_DOWN,
9522         EL_BUG_LEFT
9523       },
9524
9525       {
9526         EL_SPACESHIP_UP,
9527         EL_SPACESHIP_RIGHT,
9528         EL_SPACESHIP_DOWN,
9529         EL_SPACESHIP_LEFT
9530       },
9531
9532       {
9533         EL_BD_BUTTERFLY_UP,
9534         EL_BD_BUTTERFLY_RIGHT,
9535         EL_BD_BUTTERFLY_DOWN,
9536         EL_BD_BUTTERFLY_LEFT
9537       },
9538
9539       {
9540         EL_BD_FIREFLY_UP,
9541         EL_BD_FIREFLY_RIGHT,
9542         EL_BD_FIREFLY_DOWN,
9543         EL_BD_FIREFLY_LEFT
9544       },
9545
9546       {
9547         EL_PACMAN_UP,
9548         EL_PACMAN_RIGHT,
9549         EL_PACMAN_DOWN,
9550         EL_PACMAN_LEFT
9551       },
9552
9553       {
9554         EL_YAMYAM_UP,
9555         EL_YAMYAM_RIGHT,
9556         EL_YAMYAM_DOWN,
9557         EL_YAMYAM_LEFT
9558       },
9559
9560       {
9561         EL_ARROW_UP,
9562         EL_ARROW_RIGHT,
9563         EL_ARROW_DOWN,
9564         EL_ARROW_LEFT
9565       },
9566
9567       {
9568         EL_SP_PORT_UP,
9569         EL_SP_PORT_RIGHT,
9570         EL_SP_PORT_DOWN,
9571         EL_SP_PORT_LEFT
9572       },
9573
9574       {
9575         EL_SP_GRAVITY_PORT_UP,
9576         EL_SP_GRAVITY_PORT_RIGHT,
9577         EL_SP_GRAVITY_PORT_DOWN,
9578         EL_SP_GRAVITY_PORT_LEFT
9579       },
9580
9581       {
9582         EL_MOLE_UP,
9583         EL_MOLE_RIGHT,
9584         EL_MOLE_DOWN,
9585         EL_MOLE_LEFT
9586       },
9587
9588       {
9589         EL_BALLOON_SWITCH_UP,
9590         EL_BALLOON_SWITCH_RIGHT,
9591         EL_BALLOON_SWITCH_DOWN,
9592         EL_BALLOON_SWITCH_LEFT
9593       },
9594
9595       {
9596         EL_SP_GRAVITY_ON_PORT_UP,
9597         EL_SP_GRAVITY_ON_PORT_RIGHT,
9598         EL_SP_GRAVITY_ON_PORT_DOWN,
9599         EL_SP_GRAVITY_ON_PORT_LEFT
9600       },
9601
9602       {
9603         EL_SP_GRAVITY_OFF_PORT_UP,
9604         EL_SP_GRAVITY_OFF_PORT_RIGHT,
9605         EL_SP_GRAVITY_OFF_PORT_DOWN,
9606         EL_SP_GRAVITY_OFF_PORT_LEFT
9607       },
9608
9609       {
9610         -1,
9611         -1,
9612         -1,
9613         -1,
9614       },
9615     };
9616     int i, j;
9617
9618     for (i = 0; swappable_elements[i][0] != -1; i++)
9619     {
9620       int element1 = swappable_elements[i][0];
9621       int element2 = swappable_elements[i][1];
9622
9623       if (old_element == element1 || old_element == element2)
9624         new_element = (old_element == element1 ? element2 : element1);
9625     }
9626
9627     for (i = 0; rotatable_elements[i][0] != -1; i++)
9628     {
9629       for (j = 0; j < 4; j++)
9630       {
9631         int element = rotatable_elements[i][j];
9632
9633         if (old_element == element)
9634           new_element = (button == 1 ? rotatable_elements[i][(j + 3) % 4] :
9635                          button == 2 ? rotatable_elements[i][0]           :
9636                          button == 3 ? rotatable_elements[i][(j + 1) % 4] :
9637                          old_element);
9638       }
9639     }
9640   }
9641
9642   SetElementSimple(x, y, new_element, change_level);
9643
9644   last_x = x;
9645   last_y = y;
9646 }
9647
9648 static void ResetIntelliDraw()
9649 {
9650   int x, y;
9651
9652   for (x = 0; x < lev_fieldx; x++)
9653     for (y = 0; y < lev_fieldy; y++)
9654       IntelliDrawBuffer[x][y] = Feld[x][y];
9655
9656   SetElementIntelliDraw(-1, -1, EL_UNDEFINED, FALSE, -1);
9657 }
9658
9659 static void SetElementExt(int x, int y, int element, boolean change_level,
9660                           int button)
9661 {
9662   if (element < 0)
9663     SetElementSimple(x, y, Feld[x][y], change_level);
9664   else if (GetKeyModState() & KMOD_Shift)
9665     SetElementIntelliDraw(x, y, element, change_level, button);
9666   else
9667     SetElementSimple(x, y, element, change_level);
9668 }
9669
9670 static void SetElement(int x, int y, int element)
9671 {
9672   SetElementExt(x, y, element, TRUE, -1);
9673 }
9674
9675 static void SetElementButton(int x, int y, int element, int button)
9676 {
9677   SetElementExt(x, y, element, TRUE, button);
9678 }
9679
9680 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
9681 {
9682   int lx = sx + level_xpos;
9683   int ly = sy + level_ypos;
9684
9685   SetElementExt(lx, ly, element, change_level, -1);
9686 }
9687
9688 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
9689                      int element, boolean change_level)
9690 {
9691   int xsize = ABS(to_x - from_x);
9692   int ysize = ABS(to_y - from_y);
9693   int dx = (to_x < from_x ? -1 : +1);
9694   int dy = (to_y < from_y ? -1 : +1);
9695   int i;
9696
9697   if (from_y == to_y)                   /* horizontal line */
9698   {
9699     for (i = 0; i <= xsize; i++)
9700       DrawLineElement(from_x + i * dx, from_y, element, change_level);
9701   }
9702   else if (from_x == to_x)              /* vertical line */
9703   {
9704     for (i = 0; i <= ysize; i++)
9705       DrawLineElement(from_x, from_y + i * dy, element, change_level);
9706   }
9707   else                                  /* diagonal line */
9708   {
9709     if (ysize < xsize)                  /* a < 1 */
9710     {
9711       float a = (float)ysize / (float)xsize;
9712
9713       for (i = 0; i <= xsize; i++)
9714       {
9715         int x = dx * i;
9716         int y = dy * (int)(a * i + 0.5);
9717
9718         DrawLineElement(from_x + x, from_y + y, element, change_level);
9719       }
9720     }
9721     else                                /* a >= 1 */
9722     {
9723       float a = (float)xsize / (float)ysize;
9724
9725       for (i = 0; i <= ysize; i++)
9726       {
9727         int x = dx * (int)(a * i + 0.5);
9728         int y = dy * i;
9729
9730         DrawLineElement(from_x + x, from_y + y, element, change_level);
9731       }
9732     }
9733   }
9734 }
9735
9736 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
9737                     int element, boolean change_level)
9738 {
9739   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
9740   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
9741   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
9742   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
9743 }
9744
9745 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
9746                           int element, boolean change_level)
9747 {
9748   int y;
9749
9750   if (from_y > to_y)
9751     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
9752
9753   for (y = from_y; y <= to_y; y++)
9754     DrawLine(from_x, y, to_x, y, element, change_level);
9755 }
9756
9757 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
9758                        int element, boolean change_level)
9759 {
9760   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
9761   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
9762   int len_x = ABS(to_x - from_x);
9763   int len_y = ABS(to_y - from_y);
9764   int radius, x, y;
9765
9766   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
9767
9768   /* not optimal (some points get drawn twice) but simple,
9769      and fast enough for the few points we are drawing */
9770
9771   for (x = 0; x <= radius; x++)
9772   {
9773     int sx, sy, lx, ly;
9774
9775     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
9776
9777     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
9778     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
9779     lx = sx + level_xpos;
9780     ly = sy + level_ypos;
9781
9782     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9783       DrawLineElement(sx, sy, element, change_level);
9784   }
9785
9786   for (y = 0; y <= radius; y++)
9787   {
9788     int sx, sy, lx, ly;
9789
9790     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
9791
9792     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
9793     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
9794     lx = sx + level_xpos;
9795     ly = sy + level_ypos;
9796
9797     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9798       DrawLineElement(sx, sy, element, change_level);
9799   }
9800 }
9801
9802 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
9803                     int element, boolean change_level)
9804 {
9805   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
9806   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
9807
9808   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
9809 }
9810
9811 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
9812
9813 #if DRAW_CIRCLES_BUTTON_AVAILABLE
9814 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
9815                        int element, boolean change_level)
9816 {
9817   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
9818   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
9819   int mirror_to_x2 = from_x - (to_x2 - from_x);
9820   int mirror_to_y2 = from_y - (to_y2 - from_y);
9821
9822   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
9823   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
9824   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
9825   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
9826 }
9827 #endif
9828
9829 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
9830 {
9831   int from_sx, from_sy;
9832   int to_sx, to_sy;
9833
9834   if (from_x > to_x)
9835     swap_numbers(&from_x, &to_x);
9836
9837   if (from_y > to_y)
9838     swap_numbers(&from_y, &to_y);
9839
9840   from_sx = SX + from_x * MINI_TILEX;
9841   from_sy = SY + from_y * MINI_TILEY;
9842   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
9843   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
9844
9845   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
9846   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
9847   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
9848   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
9849
9850   if (from_x == to_x && from_y == to_y)
9851     MarkTileDirty(from_x/2, from_y/2);
9852   else
9853     redraw_mask |= REDRAW_FIELD;
9854 }
9855
9856 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
9857                        int element, boolean change_level)
9858 {
9859   if (element == -1 || change_level)
9860     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
9861   else
9862     DrawAreaBorder(from_x, from_y, to_x, to_y);
9863 }
9864
9865 /* values for CopyBrushExt() */
9866 #define CB_AREA_TO_BRUSH        0
9867 #define CB_BRUSH_TO_CURSOR      1
9868 #define CB_BRUSH_TO_LEVEL       2
9869 #define CB_DELETE_OLD_CURSOR    3
9870 #define CB_DUMP_BRUSH           4
9871 #define CB_DUMP_BRUSH_SMALL     5
9872
9873 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
9874                          int button, int mode)
9875 {
9876   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
9877   static int brush_width, brush_height;
9878   static int last_cursor_x = -1, last_cursor_y = -1;
9879   static boolean delete_old_brush;
9880   int new_element = BUTTON_ELEMENT(button);
9881   int x, y;
9882
9883   if (mode == CB_DUMP_BRUSH ||
9884       mode == CB_DUMP_BRUSH_SMALL)
9885   {
9886     if (!draw_with_brush)
9887     {
9888       Error(ERR_WARN, "no brush selected");
9889
9890       return;
9891     }
9892
9893     for (y = 0; y < brush_height; y++)
9894     {
9895       for (x = 0; x < brush_width; x++)
9896       {
9897         int element = brush_buffer[x][y];
9898         int element_mapped = element;
9899
9900         if (IS_CUSTOM_ELEMENT(element))
9901           element_mapped = EL_CUSTOM_START;
9902         else if (IS_GROUP_ELEMENT(element))
9903           element_mapped = EL_GROUP_START;
9904         else if (element >= NUM_FILE_ELEMENTS)
9905           element_mapped = EL_UNKNOWN;
9906
9907         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
9908       }
9909
9910       printf("\n");
9911     }
9912
9913     return;
9914   }
9915
9916   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
9917     return;
9918
9919   if (mode == CB_AREA_TO_BRUSH)
9920   {
9921     int from_lx, from_ly;
9922
9923     if (from_x > to_x)
9924       swap_numbers(&from_x, &to_x);
9925
9926     if (from_y > to_y)
9927       swap_numbers(&from_y, &to_y);
9928
9929     brush_width = to_x - from_x + 1;
9930     brush_height = to_y - from_y + 1;
9931
9932     from_lx = from_x + level_xpos;
9933     from_ly = from_y + level_ypos;
9934
9935     for (y = 0; y < brush_height; y++)
9936     {
9937       for (x = 0; x < brush_width; x++)
9938       {
9939         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
9940
9941         if (button != 1)
9942           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
9943       }
9944     }
9945
9946     if (button != 1)
9947       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
9948
9949     delete_old_brush = FALSE;
9950   }
9951   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
9952            mode == CB_BRUSH_TO_LEVEL)
9953   {
9954     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
9955     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
9956     int cursor_from_x = cursor_x - brush_width / 2;
9957     int cursor_from_y = cursor_y - brush_height / 2;
9958     int border_from_x = cursor_x, border_from_y = cursor_y;
9959     int border_to_x = cursor_x, border_to_y = cursor_y;
9960
9961     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
9962       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
9963
9964     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
9965         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
9966     {
9967       delete_old_brush = FALSE;
9968       return;
9969     }
9970
9971     for (y = 0; y < brush_height; y++)
9972     {
9973       for (x = 0; x < brush_width; x++)
9974       {
9975         int sx = cursor_from_x + x;
9976         int sy = cursor_from_y + y;
9977         int lx = sx + level_xpos;
9978         int ly = sy + level_ypos;
9979         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
9980         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
9981                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
9982                        brush_buffer[x][y] : new_element);
9983
9984         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9985         {
9986           if (sx < border_from_x)
9987             border_from_x = sx;
9988           else if (sx > border_to_x)
9989             border_to_x = sx;
9990           if (sy < border_from_y)
9991             border_from_y = sy;
9992           else if (sy > border_to_y)
9993             border_to_y = sy;
9994
9995           DrawLineElement(sx, sy, element, change_level);
9996         }
9997       }
9998     }
9999
10000     if (mode != CB_DELETE_OLD_CURSOR)
10001       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
10002
10003     last_cursor_x = cursor_x;
10004     last_cursor_y = cursor_y;
10005     delete_old_brush = TRUE;
10006   }
10007 }
10008
10009 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
10010                             int button)
10011 {
10012   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
10013 }
10014
10015 static void CopyBrushToLevel(int x, int y, int button)
10016 {
10017   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
10018 }
10019
10020 static void CopyBrushToCursor(int x, int y)
10021 {
10022   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
10023 }
10024
10025 static void DeleteBrushFromCursor()
10026 {
10027   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
10028 }
10029
10030 void DumpBrush()
10031 {
10032   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
10033 }
10034
10035 void DumpBrush_Small()
10036 {
10037   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
10038 }
10039
10040 static void FloodFill(int from_x, int from_y, int fill_element)
10041 {
10042   FloodFillLevel(from_x, from_y, fill_element, Feld, lev_fieldx, lev_fieldy);
10043 }
10044
10045 /* values for DrawLevelText() modes */
10046 #define TEXT_INIT               0
10047 #define TEXT_SETCURSOR          1
10048 #define TEXT_WRITECHAR          2
10049 #define TEXT_BACKSPACE          3
10050 #define TEXT_NEWLINE            4
10051 #define TEXT_END                5
10052 #define TEXT_QUERY_TYPING       6
10053
10054 static int DrawLevelText(int sx, int sy, char letter, int mode)
10055 {
10056   static short delete_buffer[MAX_LEV_FIELDX];
10057   static int start_sx, start_sy;
10058   static int last_sx, last_sy;
10059   static boolean typing = FALSE;
10060   int letter_element = EL_CHAR_ASCII0 + letter;
10061   int lx = 0, ly = 0;
10062
10063   /* map lower case letters to upper case and convert special characters */
10064   if (letter >= 'a' && letter <= 'z')
10065     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
10066   else if (letter == 'ä' || letter == 'Ä')
10067     letter_element = EL_CHAR_AUMLAUT;
10068   else if (letter == 'ö' || letter == 'Ö')
10069     letter_element = EL_CHAR_OUMLAUT;
10070   else if (letter == 'ü' || letter == 'Ü')
10071     letter_element = EL_CHAR_UUMLAUT;
10072   else if (letter == '^')
10073     letter_element = EL_CHAR_COPYRIGHT;
10074   else
10075     letter_element = EL_CHAR_ASCII0 + letter;
10076
10077   if (mode != TEXT_INIT)
10078   {
10079     if (!typing)
10080       return FALSE;
10081
10082     if (mode != TEXT_SETCURSOR)
10083     {
10084       sx = last_sx;
10085       sy = last_sy;
10086     }
10087
10088     lx = last_sx + level_xpos;
10089     ly = last_sy + level_ypos;
10090   }
10091
10092   switch (mode)
10093   {
10094     case TEXT_INIT:
10095       if (typing)
10096         DrawLevelText(0, 0, 0, TEXT_END);
10097
10098       typing = TRUE;
10099       start_sx = last_sx = sx;
10100       start_sy = last_sy = sy;
10101       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
10102       break;
10103
10104     case TEXT_SETCURSOR:
10105       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
10106       DrawAreaBorder(sx, sy, sx, sy);
10107       last_sx = sx;
10108       last_sy = sy;
10109       break;
10110
10111     case TEXT_WRITECHAR:
10112       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
10113       {
10114         delete_buffer[sx - start_sx] = Feld[lx][ly];
10115         Feld[lx][ly] = letter_element;
10116
10117         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
10118           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
10119         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
10120           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10121         else
10122           DrawLevelText(0, 0, 0, TEXT_END);
10123
10124         level.changed = TRUE;
10125       }
10126       break;
10127
10128     case TEXT_BACKSPACE:
10129       if (sx > start_sx)
10130       {
10131         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
10132         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
10133         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
10134       }
10135       break;
10136
10137     case TEXT_NEWLINE:
10138       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
10139         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10140       else
10141         DrawLevelText(0, 0, 0, TEXT_END);
10142       break;
10143
10144     case TEXT_END:
10145       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10146       DrawMiniElement(sx, sy, Feld[lx][ly]);
10147       typing = FALSE;
10148       break;
10149
10150     case TEXT_QUERY_TYPING:
10151       break;
10152
10153     default:
10154       break;
10155   }
10156
10157   return typing;
10158 }
10159
10160 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
10161                           int element, boolean change_level)
10162 {
10163   int lx = sx + level_xpos;
10164   int ly = sy + level_ypos;
10165
10166   if (element == -1)
10167     DrawMiniElement(sx, sy, Feld[lx][ly]);
10168   else
10169     DrawAreaBorder(sx, sy, sx, sy);
10170 }
10171
10172 static void CheckLevelBorderElement(boolean redraw_playfield)
10173 {
10174   int last_border_element = BorderElement;
10175
10176   SetBorderElement();
10177
10178   if (redraw_playfield && BorderElement != last_border_element)
10179     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10180 }
10181
10182 static void CopyLevelToUndoBuffer(int mode)
10183 {
10184   static boolean accumulated_undo = FALSE;
10185   boolean new_undo_buffer_position = TRUE;
10186   int x, y;
10187
10188   switch (mode)
10189   {
10190     case UNDO_IMMEDIATE:
10191       accumulated_undo = FALSE;
10192       break;
10193
10194     case UNDO_ACCUMULATE:
10195       if (accumulated_undo)
10196         new_undo_buffer_position = FALSE;
10197       accumulated_undo = TRUE;
10198       break;
10199
10200     default:
10201       break;
10202   }
10203
10204   if (new_undo_buffer_position)
10205   {
10206     /* new position in undo buffer ring */
10207     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
10208
10209     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
10210       undo_buffer_steps++;
10211   }
10212
10213   for (x = 0; x < lev_fieldx; x++)
10214     for (y = 0; y < lev_fieldy; y++)
10215       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
10216
10217   /* check if drawing operation forces change of border style */
10218   CheckLevelBorderElement(TRUE);
10219
10220   level.changed = TRUE;
10221 }
10222
10223 static void RandomPlacement(int new_element)
10224 {
10225   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
10226   int num_free_positions = 0;
10227   int num_percentage, num_elements;
10228   int x, y;
10229
10230 #if 1
10231   ResetIntelliDraw();
10232 #endif
10233
10234   /* determine number of free positions for randomly placing the new element */
10235   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
10236   {
10237     free_position[x][y] =
10238       (random_placement_background_restricted ?
10239        Feld[x][y] == random_placement_background_element :
10240        Feld[x][y] != new_element);
10241
10242     if (free_position[x][y])
10243       num_free_positions++;
10244   }
10245
10246   /* determine number of new elements to place there */
10247   num_percentage = num_free_positions * random_placement_value / 100;
10248   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
10249                   num_percentage : random_placement_value);
10250
10251   /* if less free positions than elements to place, fill all these positions */
10252   if (num_free_positions < num_elements)
10253   {
10254     for (x = 0; x < lev_fieldx; x++)
10255       for (y = 0; y < lev_fieldy; y++)
10256         if (free_position[x][y])
10257 #if 1
10258           SetElement(x, y, new_element);
10259 #else
10260           Feld[x][y] = new_element;
10261 #endif
10262   }
10263   else
10264   {
10265     while (num_elements > 0)
10266     {
10267       x = GetSimpleRandom(lev_fieldx);
10268       y = GetSimpleRandom(lev_fieldy);
10269
10270       /* don't place element at the same position twice */
10271       if (free_position[x][y])
10272       {
10273         free_position[x][y] = FALSE;
10274 #if 1
10275         SetElement(x, y, new_element);
10276 #else
10277         Feld[x][y] = new_element;
10278 #endif
10279         num_elements--;
10280       }
10281     }
10282   }
10283
10284   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10285   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10286 }
10287
10288 void WrapLevel(int dx, int dy)
10289 {
10290   int wrap_dx = lev_fieldx - dx;
10291   int wrap_dy = lev_fieldy - dy;
10292   int x, y;
10293
10294   for (x = 0; x < lev_fieldx; x++)
10295     for (y = 0; y < lev_fieldy; y++)
10296       FieldBackup[x][y] = Feld[x][y];
10297
10298   for (x = 0; x < lev_fieldx; x++)
10299     for (y = 0; y < lev_fieldy; y++)
10300       Feld[x][y] =
10301         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
10302
10303   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10304   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
10305 }
10306
10307 static void HandleDrawingAreas(struct GadgetInfo *gi)
10308 {
10309   static boolean started_inside_drawing_area = FALSE;
10310   int id = gi->custom_id;
10311   boolean button_press_event;
10312   boolean button_release_event;
10313   boolean inside_drawing_area = !gi->event.off_borders;
10314   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
10315   int actual_drawing_function;
10316   int button = gi->event.button;
10317   int new_element = BUTTON_ELEMENT(button);
10318   int sx = gi->event.x, sy = gi->event.y;
10319   int min_sx = 0, min_sy = 0;
10320   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
10321   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
10322   int lx = 0, ly = 0;
10323   int min_lx = 0, min_ly = 0;
10324   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
10325   int x, y;
10326
10327   /* handle info callback for each invocation of action callback */
10328   gi->callback_info(gi);
10329
10330   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
10331   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
10332
10333   /* make sure to stay inside drawing area boundaries */
10334   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
10335   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
10336
10337   if (draw_level)
10338   {
10339     /* get positions inside level field */
10340     lx = sx + level_xpos;
10341     ly = sy + level_ypos;
10342
10343     if (!IN_LEV_FIELD(lx, ly))
10344       inside_drawing_area = FALSE;
10345
10346     /* make sure to stay inside level field boundaries */
10347     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
10348     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
10349
10350     /* correct drawing area positions accordingly */
10351     sx = lx - level_xpos;
10352     sy = ly - level_ypos;
10353   }
10354
10355   if (button_press_event)
10356     started_inside_drawing_area = inside_drawing_area;
10357
10358   if (!started_inside_drawing_area)
10359     return;
10360
10361   if (!IS_VALID_BUTTON(button))
10362     return;
10363
10364   if (!button && !button_release_event)
10365     return;
10366
10367   /* automatically switch to 'single item' drawing mode, if needed */
10368   actual_drawing_function =
10369     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
10370      drawing_function : GADGET_ID_SINGLE_ITEMS);
10371
10372   /* clicking into drawing area with pressed Control key picks element */
10373   if (GetKeyModState() & KMOD_Control)
10374   {
10375     last_drawing_function = drawing_function;
10376     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
10377   }
10378
10379   if (GetKeyModState() & KMOD_Shift)
10380   {
10381     if (button_press_event || button_release_event)
10382       ResetIntelliDraw();
10383   }
10384
10385   switch (actual_drawing_function)
10386   {
10387     case GADGET_ID_SINGLE_ITEMS:
10388       if (draw_level)
10389       {
10390         if (button_release_event)
10391         {
10392           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10393
10394           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
10395               !inside_drawing_area)
10396             DeleteBrushFromCursor();
10397
10398 #if 0
10399           ResetIntelliDraw();
10400 #endif
10401         }
10402
10403         if (!button || button_release_event)
10404           break;
10405
10406         if (draw_with_brush)
10407         {
10408 #if 0
10409           if (!button_release_event)
10410 #endif
10411             CopyBrushToLevel(sx, sy, button);
10412         }
10413 #if 1
10414         else
10415 #else
10416         else if (new_element != Feld[lx][ly])
10417 #endif
10418         {
10419           if (new_element == EL_PLAYER_1)
10420           {
10421             /* remove player at old position */
10422             for (y = 0; y < lev_fieldy; y++)
10423             {
10424               for (x = 0; x < lev_fieldx; x++)
10425               {
10426                 if (Feld[x][y] == EL_PLAYER_1)
10427                 {
10428 #if 1
10429                   SetElement(x, y, EL_EMPTY);
10430 #else
10431                   Feld[x][y] = EL_EMPTY;
10432 #if 1
10433                   if (IN_ED_FIELD(x - level_xpos, y - level_ypos))
10434                     DrawMiniElement(x - level_xpos, y - level_ypos, EL_EMPTY);
10435 #else
10436                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
10437                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
10438                     DrawMiniElement(x - level_xpos, y - level_ypos, EL_EMPTY);
10439 #endif
10440 #endif
10441                 }
10442               }
10443             }
10444           }
10445
10446 #if 1
10447           SetElementButton(lx, ly, new_element, button);
10448 #else
10449           Feld[lx][ly] = new_element;
10450           DrawMiniElement(sx, sy, new_element);
10451 #endif
10452         }
10453       }
10454       else
10455       {
10456         int type_id = gi->custom_type_id;
10457         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
10458
10459         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
10460           DrawMiniGraphicExt(drawto,
10461                              gi->x + sx * MINI_TILEX,
10462                              gi->y + sy * MINI_TILEY,
10463                              el2edimg(new_element));
10464         else
10465           DrawGraphicExt(drawto,
10466                          gi->x + sx * TILEX,
10467                          gi->y + sy * TILEY,
10468                          el2img(new_element), 0);
10469
10470         if (id == GADGET_ID_CUSTOM_GRAPHIC)
10471           new_element = GFX_ELEMENT(new_element);
10472
10473         drawingarea_info[type_id].value[pos] = new_element;
10474
10475         CopyElementPropertiesToGame(properties_element);
10476
10477         if (id == GADGET_ID_CUSTOM_GRAPHIC)
10478         {
10479           UpdateCustomElementGraphicGadgets();
10480
10481           FrameCounter = 0;     /* restart animation frame counter */
10482         }
10483       }
10484       break;
10485
10486     case GADGET_ID_CONNECTED_ITEMS:
10487       {
10488         static int last_sx = -1;
10489         static int last_sy = -1;
10490
10491         if (button_release_event)
10492           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10493
10494         if (button)
10495         {
10496           if (!button_press_event)
10497             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
10498
10499           last_sx = sx;
10500           last_sy = sy;
10501         }
10502       }
10503       break;
10504
10505     case GADGET_ID_LINE:
10506     case GADGET_ID_ARC:
10507     case GADGET_ID_RECTANGLE:
10508     case GADGET_ID_FILLED_BOX:
10509     case GADGET_ID_GRAB_BRUSH:
10510     case GADGET_ID_TEXT:
10511       {
10512         static int last_sx = -1;
10513         static int last_sy = -1;
10514         static int start_sx = -1;
10515         static int start_sy = -1;
10516         void (*draw_func)(int, int, int, int, int, boolean);
10517
10518         if (drawing_function == GADGET_ID_LINE)
10519           draw_func = DrawLine;
10520         else if (drawing_function == GADGET_ID_ARC)
10521           draw_func = DrawArc;
10522         else if (drawing_function == GADGET_ID_RECTANGLE)
10523           draw_func = DrawBox;
10524         else if (drawing_function == GADGET_ID_FILLED_BOX)
10525           draw_func = DrawFilledBox;
10526         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
10527           draw_func = SelectArea;
10528         else /* (drawing_function == GADGET_ID_TEXT) */
10529           draw_func = SetTextCursor;
10530
10531         if (button_press_event)
10532         {
10533           draw_func(sx, sy, sx, sy, new_element, FALSE);
10534           start_sx = last_sx = sx;
10535           start_sy = last_sy = sy;
10536
10537           if (drawing_function == GADGET_ID_TEXT)
10538             DrawLevelText(0, 0, 0, TEXT_END);
10539         }
10540         else if (button_release_event)
10541         {
10542           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
10543           if (drawing_function == GADGET_ID_GRAB_BRUSH)
10544           {
10545             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
10546             CopyBrushToCursor(sx, sy);
10547             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
10548                           MB_LEFTBUTTON);
10549             draw_with_brush = TRUE;
10550           }
10551           else if (drawing_function == GADGET_ID_TEXT)
10552             DrawLevelText(sx, sy, 0, TEXT_INIT);
10553           else
10554             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10555         }
10556         else if (last_sx != sx || last_sy != sy)
10557         {
10558           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
10559           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
10560           last_sx = sx;
10561           last_sy = sy;
10562         }
10563       }
10564       break;
10565
10566     case GADGET_ID_FLOOD_FILL:
10567       if (button_press_event && Feld[lx][ly] != new_element)
10568       {
10569         FloodFill(lx, ly, new_element);
10570         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10571         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10572       }
10573       break;
10574
10575     case GADGET_ID_PICK_ELEMENT:
10576       if (button_release_event)
10577         ClickOnGadget(level_editor_gadget[last_drawing_function],
10578                       MB_LEFTBUTTON);
10579       else if (draw_level)
10580         PickDrawingElement(button, Feld[lx][ly]);
10581       else
10582       {
10583         int type_id = gi->custom_type_id;
10584         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
10585
10586         PickDrawingElement(button, drawingarea_info[type_id].value[pos]);
10587       }
10588
10589       break;
10590
10591     default:
10592       break;
10593   }
10594 }
10595
10596 static void HandleCounterButtons(struct GadgetInfo *gi)
10597 {
10598   int gadget_id = gi->custom_id;
10599   int counter_id = gi->custom_type_id;
10600   int button = gi->event.button;
10601   int *counter_value = counterbutton_info[counter_id].value;
10602   int step = BUTTON_STEPSIZE(button) *
10603     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
10604
10605   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
10606   {
10607     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
10608     boolean released = (gi->event.type == GD_EVENT_RELEASED);
10609     boolean level_changed = LevelChanged();
10610
10611     if ((level_changed && pressed) || (!level_changed && released))
10612       return;
10613
10614     if (level_changed && !Request("Level has changed ! Discard changes ?",
10615                                   REQ_ASK))
10616     {
10617       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
10618         ModifyEditorCounterValue(counter_id, *counter_value);
10619
10620       return;
10621     }
10622   }
10623
10624   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
10625     *counter_value = gi->textinput.number_value;
10626   else
10627     ModifyEditorCounterValue(counter_id, *counter_value + step);
10628
10629   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
10630   {
10631       LoadLevel(level_nr);
10632       LoadScore(level_nr);
10633
10634       TapeErase();
10635
10636       ResetUndoBuffer();
10637       DrawEditModeWindow();
10638
10639       return;
10640   }
10641
10642   switch (counter_id)
10643   {
10644     case ED_COUNTER_ID_YAMYAM_CONTENT:
10645       DrawYamYamContentAreas();
10646       break;
10647
10648     case ED_COUNTER_ID_BALL_CONTENT:
10649       DrawMagicBallContentAreas();
10650       break;
10651
10652     case ED_COUNTER_ID_ANDROID_CONTENT:
10653       DrawAndroidElementArea(properties_element);
10654       break;
10655
10656     case ED_COUNTER_ID_GROUP_CONTENT:
10657       DrawGroupElementArea(properties_element);
10658       CopyGroupElementPropertiesToGame(properties_element);
10659       break;
10660
10661     case ED_COUNTER_ID_INVENTORY_SIZE:
10662       DrawPlayerInitialInventoryArea(properties_element);
10663       break;
10664
10665     case ED_COUNTER_ID_ENVELOPE_XSIZE:
10666     case ED_COUNTER_ID_ENVELOPE_YSIZE:
10667       DrawEnvelopeTextArea(-1);
10668       break;
10669
10670     case ED_COUNTER_ID_LEVEL_XSIZE:
10671     case ED_COUNTER_ID_LEVEL_YSIZE:
10672       lev_fieldx = level.fieldx;
10673       lev_fieldy = level.fieldy;
10674       break;
10675
10676     default:
10677       break;
10678   }
10679
10680   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
10681        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
10682       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
10683        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
10684     CopyElementPropertiesToGame(properties_element);
10685
10686   level.changed = TRUE;
10687 }
10688
10689 static void HandleTextInputGadgets(struct GadgetInfo *gi)
10690 {
10691   int type_id = gi->custom_type_id;
10692
10693   strcpy(textinput_info[type_id].value, gi->textinput.value);
10694
10695   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
10696   {
10697     CopyElementPropertiesToGame(properties_element);
10698
10699     ModifyEditorElementList();  /* update changed button info text */
10700   }
10701
10702   level.changed = TRUE;
10703 }
10704
10705 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
10706 {
10707   int type_id = gi->custom_type_id;
10708
10709 #if 1
10710   strncpy(textarea_info[type_id].value, gi->textarea.value,
10711           MAX_ENVELOPE_TEXT_LEN);
10712   textarea_info[type_id].value[MAX_ENVELOPE_TEXT_LEN] = '\0';
10713 #else
10714   /* !!! BUGGY !!! MAX_ENVELOPE_TEXT_LEN != MAX_GADGET_TEXTSIZE !!! */
10715   strcpy(textarea_info[type_id].value, gi->textarea.value);
10716 #endif
10717
10718   level.changed = TRUE;
10719 }
10720
10721 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
10722 {
10723   int type_id = gi->custom_type_id;
10724   int value_old = *selectbox_info[type_id].value;
10725   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
10726
10727   *selectbox_info[type_id].value = value_new;
10728
10729   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
10730   {
10731     element_info[properties_element].current_change_page = gi->selectbox.index;
10732
10733     DrawPropertiesWindow();
10734   }
10735   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
10736             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
10737            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
10738             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
10739            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
10740   {
10741     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
10742     {
10743       /* when changing action type, also check action mode and action arg */
10744       if (value_old != value_new)
10745         setSelectboxSpecialActionVariablesIfNeeded();
10746
10747       DrawPropertiesChange();
10748     }
10749
10750     CopyElementPropertiesToGame(properties_element);
10751
10752     level.changed = TRUE;
10753   }
10754 }
10755
10756 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
10757 {
10758   int type_id = gi->custom_type_id;
10759   int i;
10760
10761   if (type_id >= ED_TEXTBUTTON_ID_LEVELINFO_FIRST &&
10762       type_id <= ED_TEXTBUTTON_ID_LEVELINFO_LAST)
10763   {
10764     edit_mode_levelinfo = gi->custom_type_id;
10765
10766     DrawLevelInfoWindow();
10767   }
10768   else if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
10769            type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
10770   {
10771     edit_mode_properties = gi->custom_type_id;
10772
10773     DrawPropertiesWindow();
10774   }
10775   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
10776   {
10777     char *template_filename = getDefaultLevelFilename(-1);
10778     boolean new_template = !fileExists(template_filename);
10779
10780     if (new_template ||
10781         Request("Save this template and kill the old ?", REQ_ASK))
10782       SaveLevelTemplate();
10783
10784     if (new_template)
10785       Request("Template saved !", REQ_CONFIRM);
10786   }
10787   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
10788            custom_element.num_change_pages < MAX_CHANGE_PAGES)
10789   {
10790     struct ElementInfo *ei = &element_info[properties_element];
10791
10792     setElementChangePages(ei, ei->num_change_pages + 1);
10793
10794     /* set new change page to be new current change page */
10795     ei->current_change_page = ei->num_change_pages - 1;
10796     ei->change = &ei->change_page[ei->current_change_page];
10797
10798     setElementChangeInfoToDefaults(ei->change);
10799
10800     DrawPropertiesWindow();
10801
10802     level.changed = TRUE;
10803   }
10804   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
10805            custom_element.num_change_pages > MIN_CHANGE_PAGES)
10806   {
10807     struct ElementInfo *ei = &element_info[properties_element];
10808
10809     /* copy all change pages after change page to be deleted */
10810     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
10811       ei->change_page[i] = ei->change_page[i + 1];
10812
10813     setElementChangePages(ei, ei->num_change_pages - 1);
10814
10815     DrawPropertiesWindow();
10816
10817     level.changed = TRUE;
10818   }
10819 }
10820
10821 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
10822 {
10823   int type_id = gi->custom_type_id;
10824
10825   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
10826       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
10827   {
10828     struct ElementInfo *ei = &element_info[properties_element];
10829     int step = BUTTON_STEPSIZE(gi->event.button);
10830
10831     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
10832     ei->current_change_page += step;
10833
10834     if (ei->current_change_page < 0)
10835       ei->current_change_page = 0;
10836     else if (ei->current_change_page >= ei->num_change_pages)
10837       ei->current_change_page = ei->num_change_pages - 1;
10838
10839     DrawPropertiesWindow();
10840   }
10841   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
10842            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
10843   {
10844     struct ElementInfo *ei = &element_info[properties_element];
10845     int current_change_page = ei->current_change_page;
10846
10847     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
10848       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
10849         ei->change_page[current_change_page];
10850     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
10851     {
10852       ei->change_page[current_change_page] =
10853         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
10854
10855       level.changed = TRUE;
10856     }
10857
10858     DrawPropertiesWindow();
10859   }
10860 }
10861
10862 static void HandleRadiobuttons(struct GadgetInfo *gi)
10863 {
10864   *radiobutton_info[gi->custom_type_id].value =
10865     radiobutton_info[gi->custom_type_id].checked_value;
10866
10867   level.changed = TRUE;
10868 }
10869
10870 static void HandleCheckbuttons(struct GadgetInfo *gi)
10871 {
10872   int type_id = gi->custom_type_id;
10873
10874   *checkbutton_info[type_id].value ^= TRUE;
10875
10876   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
10877       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
10878       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
10879       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
10880          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
10881         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
10882          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
10883        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
10884   {
10885     CopyElementPropertiesToGame(properties_element);
10886   }
10887
10888   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
10889   {
10890     UpdateCustomElementGraphicGadgets();
10891   }
10892   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
10893   {
10894     char *template_filename = getDefaultLevelFilename(-1);
10895
10896     if (level.use_custom_template && !fileExists(template_filename))
10897     {
10898       Request("No level template found !", REQ_CONFIRM);
10899
10900       level.use_custom_template = FALSE;
10901       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
10902
10903       return;
10904     }
10905
10906     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
10907
10908     DrawEditModeWindow();
10909   }
10910
10911   level.changed = TRUE;
10912 }
10913
10914 static void HandleControlButtons(struct GadgetInfo *gi)
10915 {
10916   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
10917   static int last_edit_mode = ED_MODE_DRAWING;
10918   static int last_custom_copy_mode = -1;
10919   int id = gi->custom_id;
10920   int button = gi->event.button;
10921   int step = BUTTON_STEPSIZE(button);
10922   int new_element = BUTTON_ELEMENT(button);
10923   int x, y;
10924
10925   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
10926     DrawLevelText(0, 0, 0, TEXT_END);
10927
10928   if (id < ED_NUM_CTRL1_BUTTONS &&
10929       id != GADGET_ID_SINGLE_ITEMS &&
10930       id != GADGET_ID_PROPERTIES &&
10931       id != GADGET_ID_PICK_ELEMENT &&
10932       edit_mode != ED_MODE_DRAWING &&
10933       drawing_function != GADGET_ID_PICK_ELEMENT &&
10934       !(GetKeyModState() & KMOD_Control))
10935   {
10936     DrawDrawingWindow();
10937     edit_mode = ED_MODE_DRAWING;
10938   }
10939
10940   /* element copy mode active, but no element button pressed => deactivate */
10941   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
10942     last_custom_copy_mode = -1;
10943
10944   switch (id)
10945   {
10946     case GADGET_ID_SCROLL_LEFT:
10947       if (level_xpos >= 0)
10948       {
10949         if (lev_fieldx < ed_fieldx - 2)
10950           break;
10951
10952         level_xpos -= step;
10953         if (level_xpos < -1)
10954           level_xpos = -1;
10955         if (button == 1)
10956           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
10957         else
10958           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10959
10960         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
10961                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
10962       }
10963       break;
10964
10965     case GADGET_ID_SCROLL_RIGHT:
10966       if (level_xpos <= lev_fieldx - ed_fieldx)
10967       {
10968         if (lev_fieldx < ed_fieldx - 2)
10969           break;
10970
10971         level_xpos += step;
10972         if (level_xpos > lev_fieldx - ed_fieldx + 1)
10973           level_xpos = lev_fieldx - ed_fieldx + 1;
10974         if (button == 1)
10975           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
10976         else
10977           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10978
10979         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
10980                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
10981       }
10982       break;
10983
10984     case GADGET_ID_SCROLL_UP:
10985       if (level_ypos >= 0)
10986       {
10987         if (lev_fieldy < ed_fieldy - 2)
10988           break;
10989
10990         level_ypos -= step;
10991         if (level_ypos < -1)
10992           level_ypos = -1;
10993         if (button == 1)
10994           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
10995         else
10996           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10997
10998         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
10999                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
11000       }
11001       break;
11002
11003     case GADGET_ID_SCROLL_DOWN:
11004       if (level_ypos <= lev_fieldy - ed_fieldy)
11005       {
11006         if (lev_fieldy < ed_fieldy - 2)
11007           break;
11008
11009         level_ypos += step;
11010         if (level_ypos > lev_fieldy - ed_fieldy + 1)
11011           level_ypos = lev_fieldy - ed_fieldy + 1;
11012         if (button == 1)
11013           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
11014         else
11015           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11016
11017         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
11018                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
11019       }
11020       break;
11021
11022     case GADGET_ID_SCROLL_HORIZONTAL:
11023       level_xpos = gi->event.item_position - 1;
11024       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11025       break;
11026
11027     case GADGET_ID_SCROLL_VERTICAL:
11028       level_ypos = gi->event.item_position - 1;
11029       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11030       break;
11031
11032     case GADGET_ID_SCROLL_LIST_UP:
11033     case GADGET_ID_SCROLL_LIST_DOWN:
11034     case GADGET_ID_SCROLL_LIST_VERTICAL:
11035       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
11036         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
11037       else
11038       {
11039         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
11040         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
11041
11042         if (element_shift < 0)
11043           element_shift = 0;
11044         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
11045           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
11046
11047         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11048                      GDI_SCROLLBAR_ITEM_POSITION,
11049                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11050       }
11051
11052       ModifyEditorElementList();
11053
11054       break;
11055
11056     case GADGET_ID_WRAP_LEFT:
11057       WrapLevel(-step, 0);
11058       break;
11059
11060     case GADGET_ID_WRAP_RIGHT:
11061       WrapLevel(step, 0);
11062       break;
11063
11064     case GADGET_ID_WRAP_UP:
11065       WrapLevel(0, -step);
11066       break;
11067
11068     case GADGET_ID_WRAP_DOWN:
11069       WrapLevel(0, step);
11070       break;
11071
11072     case GADGET_ID_SINGLE_ITEMS:
11073     case GADGET_ID_CONNECTED_ITEMS:
11074     case GADGET_ID_LINE:
11075     case GADGET_ID_ARC:
11076     case GADGET_ID_TEXT:
11077     case GADGET_ID_RECTANGLE:
11078     case GADGET_ID_FILLED_BOX:
11079     case GADGET_ID_FLOOD_FILL:
11080     case GADGET_ID_GRAB_BRUSH:
11081     case GADGET_ID_PICK_ELEMENT:
11082       if (drawing_function != GADGET_ID_PICK_ELEMENT)
11083         last_drawing_function = drawing_function;
11084       drawing_function = id;
11085       draw_with_brush = FALSE;
11086       break;
11087
11088     case GADGET_ID_RANDOM_PLACEMENT:
11089       RandomPlacement(new_element);
11090       break;
11091
11092     case GADGET_ID_PROPERTIES:
11093       if (edit_mode != ED_MODE_PROPERTIES)
11094       {
11095         properties_element = new_element;
11096         DrawPropertiesWindow();
11097         edit_mode = ED_MODE_PROPERTIES;
11098
11099         last_level_drawing_function = drawing_function;
11100         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
11101                       MB_LEFTBUTTON);
11102       }
11103       else
11104       {
11105         DrawDrawingWindow();
11106         edit_mode = ED_MODE_DRAWING;
11107
11108         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
11109                       MB_LEFTBUTTON);
11110       }
11111       break;
11112
11113     case GADGET_ID_CUSTOM_COPY_FROM:
11114     case GADGET_ID_CUSTOM_COPY_TO:
11115     case GADGET_ID_CUSTOM_EXCHANGE:
11116       last_custom_copy_mode = id;
11117       last_drawing_function = drawing_function;
11118       break;
11119
11120     case GADGET_ID_CUSTOM_COPY:
11121       CopyCustomElement(properties_element, -1, id);
11122       break;
11123
11124     case GADGET_ID_CUSTOM_PASTE:
11125       CopyCustomElement(-1, properties_element, id);
11126       break;
11127
11128     case GADGET_ID_UNDO:
11129       if (undo_buffer_steps == 0)
11130       {
11131         Request("Undo buffer empty !", REQ_CONFIRM);
11132         break;
11133       }
11134
11135       if (edit_mode != ED_MODE_DRAWING)
11136       {
11137         DrawDrawingWindow();
11138         edit_mode = ED_MODE_DRAWING;
11139       }
11140
11141       undo_buffer_position =
11142         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
11143       undo_buffer_steps--;
11144
11145       for (x = 0; x < lev_fieldx; x++)
11146         for (y = 0; y < lev_fieldy; y++)
11147           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
11148
11149       /* check if undo operation forces change of border style */
11150       CheckLevelBorderElement(FALSE);
11151
11152       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11153
11154       break;
11155
11156     case GADGET_ID_INFO:
11157       if (edit_mode != ED_MODE_INFO)
11158       {
11159         last_edit_mode = edit_mode;
11160         edit_mode = ED_MODE_INFO;
11161
11162         DrawLevelInfoWindow();
11163       }
11164       else
11165       {
11166         edit_mode = last_edit_mode;
11167
11168         DrawEditModeWindow();
11169       }
11170       break;
11171
11172     case GADGET_ID_CLEAR:
11173       if (edit_mode != ED_MODE_DRAWING)
11174       {
11175         DrawDrawingWindow();
11176         edit_mode = ED_MODE_DRAWING;
11177       }
11178
11179       for (x = 0; x < MAX_LEV_FIELDX; x++)
11180         for (y = 0; y < MAX_LEV_FIELDY; y++)
11181           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
11182
11183       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
11184
11185       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11186       break;
11187
11188     case GADGET_ID_SAVE:
11189       if (leveldir_current->readonly)
11190       {
11191         Request("This level is read only !", REQ_CONFIRM);
11192         break;
11193       }
11194
11195       if (!LevelContainsPlayer())
11196         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
11197       else
11198       {
11199         char *level_filename = getDefaultLevelFilename(level_nr);
11200         boolean new_level = !fileExists(level_filename);
11201
11202         if (new_level ||
11203             Request("Save this level and kill the old ?", REQ_ASK))
11204         {
11205           CopyPlayfield(Feld, level.field);
11206
11207           SaveLevel(level_nr);
11208         }
11209
11210         if (new_level)
11211           Request("Level saved !", REQ_CONFIRM);
11212
11213         level.changed = FALSE;
11214       }
11215       break;
11216
11217     case GADGET_ID_TEST:
11218       if (!LevelContainsPlayer())
11219         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
11220       else
11221       {
11222         if (LevelChanged())
11223           level.game_version = GAME_VERSION_ACTUAL;
11224
11225         CopyPlayfield(level.field, FieldBackup);
11226         CopyPlayfield(Feld, level.field);
11227
11228         CopyNativeLevel_RND_to_Native(&level);
11229
11230         UnmapLevelEditorGadgets();
11231         UndrawSpecialEditorDoor();
11232
11233         CloseDoor(DOOR_CLOSE_ALL);
11234
11235         BackToFront();          /* force redraw of undrawn special door */
11236
11237         DrawCompleteVideoDisplay();
11238
11239         level_editor_test_game = TRUE;
11240
11241         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
11242       }
11243       break;
11244
11245     case GADGET_ID_EXIT:
11246       RequestExitLevelEditor(TRUE, FALSE);  /* if level has changed, ask user */
11247       break;
11248
11249     default:
11250       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
11251           id <= GADGET_ID_ELEMENTLIST_LAST)
11252       {
11253         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
11254         int new_element = editor_elements[element_position + element_shift];
11255
11256         if (IS_EDITOR_CASCADE(new_element))
11257         {
11258           int i;
11259
11260           for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
11261           {
11262             int *cascade_element= &(*editor_elements_info[i].headline_list)[0];
11263             boolean *cascade_value=editor_elements_info[i].setup_cascade_value;
11264
11265             if (*cascade_element == new_element)
11266             {
11267               *cascade_element = EL_CASCADE_TOGGLE(*cascade_element);
11268               *cascade_value = IS_EDITOR_CASCADE_ACTIVE(*cascade_element);
11269
11270               /* update element selection list */
11271               ReinitializeElementList();
11272               ModifyEditorElementList();
11273
11274               /* update cascading gadget info text */
11275               PrintEditorGadgetInfoText(level_editor_gadget[id]);
11276
11277               /* save current editor cascading state */
11278               SaveSetup_EditorCascade();
11279
11280               break;
11281             }
11282           }
11283
11284           break;
11285         }
11286
11287         if (last_custom_copy_mode != -1)
11288         {
11289           if (CopyCustomElement(properties_element, new_element,
11290                                 last_custom_copy_mode))
11291           {
11292             ClickOnGadget(level_editor_gadget[last_drawing_function],
11293                           MB_LEFTBUTTON);
11294
11295             last_custom_copy_mode = -1;
11296           }
11297
11298           break;
11299         }
11300
11301         PickDrawingElement(button, new_element);
11302
11303         if (!stick_element_properties_window &&
11304             drawing_function != GADGET_ID_PICK_ELEMENT &&
11305             !(GetKeyModState() & KMOD_Control))
11306         {
11307           properties_element = new_element;
11308           if (edit_mode == ED_MODE_PROPERTIES)
11309             DrawPropertiesWindow();
11310         }
11311
11312         if (drawing_function == GADGET_ID_PICK_ELEMENT)
11313           ClickOnGadget(level_editor_gadget[last_drawing_function],
11314                         MB_LEFTBUTTON);
11315       }
11316 #ifdef DEBUG
11317       else if (gi->event.type == GD_EVENT_PRESSED)
11318         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
11319       else if (gi->event.type == GD_EVENT_RELEASED)
11320         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
11321       else if (gi->event.type == GD_EVENT_MOVING)
11322         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
11323       else
11324         printf("default: HandleControlButtons: ? (id == %d)\n", id);
11325 #endif
11326       break;
11327   }
11328 }
11329
11330 void HandleLevelEditorKeyInput(Key key)
11331 {
11332   char letter = getCharFromKey(key);
11333   int button = MB_LEFTBUTTON;
11334
11335   if (drawing_function == GADGET_ID_TEXT &&
11336       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
11337   {
11338     if (letter)
11339       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
11340     else if (key == KSYM_Delete || key == KSYM_BackSpace)
11341       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
11342     else if (key == KSYM_Return)
11343       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
11344     else if (key == KSYM_Escape)
11345       DrawLevelText(0, 0, 0, TEXT_END);
11346   }
11347   else if (button_status == MB_RELEASED)
11348   {
11349     int id = GADGET_ID_NONE;
11350     int new_element_shift = element_shift;
11351     int i;
11352
11353     switch (key)
11354     {
11355       case KSYM_Left:
11356         id = GADGET_ID_SCROLL_LEFT;
11357         break;
11358       case KSYM_Right:
11359         id = GADGET_ID_SCROLL_RIGHT;
11360         break;
11361       case KSYM_Up:
11362         id = GADGET_ID_SCROLL_UP;
11363         break;
11364       case KSYM_Down:
11365         id = GADGET_ID_SCROLL_DOWN;
11366         break;
11367       case KSYM_Page_Up:
11368         id = GADGET_ID_SCROLL_LIST_UP;
11369         button = MB_RIGHTBUTTON;
11370         break;
11371       case KSYM_Page_Down:
11372         id = GADGET_ID_SCROLL_LIST_DOWN;
11373         button = MB_RIGHTBUTTON;
11374         break;
11375
11376       case KSYM_Home:
11377       case KSYM_End:
11378         element_shift = (key == KSYM_Home ? 0 :
11379                          num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS);
11380
11381         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11382                      GDI_SCROLLBAR_ITEM_POSITION,
11383                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11384
11385         ModifyEditorElementList();
11386
11387         break;
11388
11389       case KSYM_Insert:
11390       case KSYM_Delete:
11391
11392         /* this is needed to prevent interference with running "True X-Mouse" */
11393         if (GetKeyModStateFromEvents() & KMOD_Control)
11394           break;
11395
11396         /* check for last or next editor cascade block in element list */
11397         for (i = 0; i < num_editor_elements; i++)
11398         {
11399           if ((key == KSYM_Insert && i == element_shift) ||
11400               (key == KSYM_Delete && new_element_shift > element_shift))
11401             break;
11402
11403           /* jump to next cascade block (or to start of element list) */
11404           if (i == 0 || IS_EDITOR_CASCADE(editor_elements[i]))
11405             new_element_shift = i;
11406         }
11407
11408         if (i < num_editor_elements)
11409           element_shift = new_element_shift;
11410
11411         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
11412           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
11413
11414         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11415                      GDI_SCROLLBAR_ITEM_POSITION,
11416                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11417
11418         ModifyEditorElementList();
11419
11420         break;
11421
11422       case KSYM_Escape:
11423         if (edit_mode == ED_MODE_DRAWING)
11424         {
11425           RequestExitLevelEditor(setup.ask_on_escape_editor, TRUE);
11426         }
11427         else if (edit_mode == ED_MODE_INFO)
11428         {
11429           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
11430         }
11431         else if (edit_mode == ED_MODE_PROPERTIES)
11432         {
11433           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
11434         }
11435         else            /* should never happen */
11436         {
11437           DrawDrawingWindow();
11438           edit_mode = ED_MODE_DRAWING;
11439         }
11440
11441         break;
11442
11443       default:
11444         break;
11445     }
11446
11447     if (id != GADGET_ID_NONE)
11448       ClickOnGadget(level_editor_gadget[id], button);
11449     else if (letter == '.')
11450       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
11451     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
11452       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
11453     else
11454       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
11455         if (letter && letter == control_info[i].shortcut)
11456           if (!anyTextGadgetActive())
11457             ClickOnGadget(level_editor_gadget[i], button);
11458   }
11459 }
11460
11461 void HandleLevelEditorIdle()
11462 {
11463   static unsigned long action_delay = 0;
11464   unsigned long action_delay_value = GameFrameDelay;
11465   int xpos = 1, ypos = 2;
11466   int i;
11467
11468   if (edit_mode != ED_MODE_PROPERTIES)
11469     return;
11470
11471   if (!DelayReached(&action_delay, action_delay_value))
11472     return;
11473
11474   for (i = 0; i < ED_NUM_SELECTBOX; i++)
11475   {
11476     struct GadgetInfo *gi = level_editor_gadget[selectbox_info[i].gadget_id];
11477
11478     if (gi->mapped && gi->active && gi->selectbox.open)
11479       return;
11480   }
11481
11482   DrawEditorElementAnimation(SX + xpos * TILEX,
11483                              SY + ypos * TILEY + MINI_TILEY / 2);
11484
11485   MarkTileDirty(xpos, ypos);
11486   MarkTileDirty(xpos, ypos + 1);
11487
11488   FrameCounter++;       /* increase animation frame counter */
11489 }
11490
11491 void ClearEditorGadgetInfoText()
11492 {
11493   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
11494 }
11495
11496 void PrintEditorGadgetInfoText(struct GadgetInfo *gi)
11497 {
11498   char infotext[MAX_OUTPUT_LINESIZE + 1];
11499   char shortcut[MAX_OUTPUT_LINESIZE + 1];
11500   int max_infotext_len = getMaxInfoTextLength();
11501
11502   if (gi == NULL || gi->info_text == NULL)
11503     return;
11504
11505   strncpy(infotext, gi->info_text, max_infotext_len);
11506   infotext[max_infotext_len] = '\0';
11507
11508   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
11509   {
11510     int key = control_info[gi->custom_id].shortcut;
11511
11512     if (key)
11513     {
11514       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
11515         sprintf(shortcut, " ('.' or '%c')", key);
11516       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
11517         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
11518       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
11519         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
11520       else                                              /* normal case */
11521         sprintf(shortcut, " ('%s%c')",
11522                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
11523
11524       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
11525         strcat(infotext, shortcut);
11526     }
11527   }
11528
11529   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
11530 }
11531
11532 void HandleEditorGadgetInfoText(void *ptr)
11533 {
11534   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
11535
11536   if (game_status != GAME_MODE_EDITOR)
11537     return;
11538
11539   ClearEditorGadgetInfoText();
11540
11541   if (gi == NULL || gi->event.type == GD_EVENT_INFO_LEAVING)
11542     return;
11543
11544   /* misuse this function to delete brush cursor, if needed */
11545   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
11546     DeleteBrushFromCursor();
11547
11548   PrintEditorGadgetInfoText(gi);
11549 }
11550
11551 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
11552 {
11553   static int start_lx, start_ly;
11554   int id = gi->custom_id;
11555   int type_id = gi->custom_type_id;
11556   int sx = gi->event.x;
11557   int sy = gi->event.y;
11558   int lx = sx + level_xpos;
11559   int ly = sy + level_ypos;
11560   int min_sx = 0, min_sy = 0;
11561   int max_sx = gi->drawing.area_xsize - 1;
11562   int max_sy = gi->drawing.area_ysize - 1;
11563   int actual_drawing_function = drawing_function;
11564   int max_infotext_len = getMaxInfoTextLength();
11565   char infotext[MAX_OUTPUT_LINESIZE + 1];
11566   char *text;
11567
11568   infotext[0] = '\0';           /* start with empty info text */
11569
11570   /* pressed Control key: simulate picking element */
11571   if (GetKeyModState() & KMOD_Control)
11572     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
11573
11574   ClearEditorGadgetInfoText();
11575
11576   if (gi->event.type == GD_EVENT_INFO_LEAVING)
11577     return;
11578
11579   /* make sure to stay inside drawing area boundaries */
11580   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
11581   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
11582
11583   if (id == GADGET_ID_DRAWING_LEVEL)
11584   {
11585     if (button_status)
11586     {
11587       int min_lx = 0, min_ly = 0;
11588       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
11589
11590       /* get positions inside level field */
11591       lx = sx + level_xpos;
11592       ly = sy + level_ypos;
11593
11594       /* make sure to stay inside level field boundaries */
11595       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
11596       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
11597
11598       /* correct drawing area positions accordingly */
11599       sx = lx - level_xpos;
11600       sy = ly - level_ypos;
11601     }
11602
11603     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
11604     {
11605       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
11606       {
11607         if (gi->event.type == GD_EVENT_PRESSED)
11608         {
11609           start_lx = lx;
11610           start_ly = ly;
11611         }
11612
11613         switch (actual_drawing_function)
11614         {
11615           case GADGET_ID_SINGLE_ITEMS:
11616             text = "Drawing single items";
11617             break;
11618           case GADGET_ID_CONNECTED_ITEMS:
11619             text = "Drawing connected items";
11620             break;
11621           case GADGET_ID_LINE:
11622             text = "Drawing line";
11623             break;
11624           case GADGET_ID_ARC:
11625             text = "Drawing arc";
11626             break;
11627           case GADGET_ID_TEXT:
11628             text = "Setting text cursor";
11629             break;
11630           case GADGET_ID_RECTANGLE:
11631             text = "Drawing rectangle";
11632             break;
11633           case GADGET_ID_FILLED_BOX:
11634             text = "Drawing filled box";
11635             break;
11636           case GADGET_ID_FLOOD_FILL:
11637             text = "Flood fill";
11638             break;
11639           case GADGET_ID_GRAB_BRUSH:
11640             text = "Grabbing brush";
11641             break;
11642           case GADGET_ID_PICK_ELEMENT:
11643             text = "Picking element";
11644             break;
11645
11646           default:
11647             text = "Drawing position";
11648             break;
11649         }
11650
11651         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
11652           sprintf(infotext, "%s: %d, %d", text, lx, ly);
11653         else
11654           sprintf(infotext, "%s: %d, %d", text,
11655                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
11656       }
11657       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
11658         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
11659       else
11660         sprintf(infotext, "Level position: %d, %d", lx, ly);
11661     }
11662
11663     /* misuse this function to draw brush cursor, if needed */
11664     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
11665     {
11666       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
11667         CopyBrushToCursor(sx, sy);
11668       else
11669         DeleteBrushFromCursor();
11670     }
11671   }
11672   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
11673   {
11674     int pos = sx * drawingarea_info[type_id].area_ysize + sy;
11675     int element = drawingarea_info[type_id].value[pos];
11676
11677     strncpy(infotext, getElementInfoText(element), max_infotext_len);
11678   }
11679   else
11680   {
11681     if (id == GADGET_ID_CUSTOM_CONTENT)
11682       sprintf(infotext, "custom element content position: %d, %d", sx, sy);
11683     else if (id == GADGET_ID_GROUP_CONTENT)
11684       sprintf(infotext, "group element position: %d", sx + 1);
11685     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
11686              id <= GADGET_ID_YAMYAM_CONTENT_7)
11687       sprintf(infotext, "content area %d position: %d, %d",
11688               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
11689     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
11690              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
11691       sprintf(infotext, "content area %d position: %d, %d",
11692               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
11693     else if (id == GADGET_ID_ANDROID_CONTENT)
11694       sprintf(infotext, "android element position: %d", sx + 1);
11695     else if (drawingarea_info[type_id].infotext != NULL)
11696       strcpy(infotext, drawingarea_info[type_id].infotext);
11697   }
11698
11699   infotext[max_infotext_len] = '\0';
11700
11701   if (strlen(infotext) > 0)
11702     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
11703 }
11704
11705 void RequestExitLevelEditor(boolean ask_if_level_has_changed,
11706                             boolean quick_quit)
11707 {
11708   if (!ask_if_level_has_changed ||
11709       !LevelChanged() ||
11710       Request("Level has changed ! Exit without saving ?",
11711               REQ_ASK | REQ_STAY_OPEN))
11712   {
11713     CloseDoor(DOOR_CLOSE_1);
11714     SetDoorState(DOOR_CLOSE_2);
11715
11716 #if 1
11717     if (quick_quit)
11718       FadeSkipNextFadeIn();
11719 #else
11720     if (quick_quit)
11721       fading = fading_none;
11722 #endif
11723
11724     game_status = GAME_MODE_MAIN;
11725 #if 1
11726     DrawAndFadeInMainMenu(REDRAW_FIELD);
11727 #else
11728     DrawMainMenu();
11729 #endif
11730   }
11731   else
11732   {
11733     CloseDoor(DOOR_CLOSE_1);
11734     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
11735   }
11736 }