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        (5 * MINI_TILEY)
 115
 116 #define ED_ELEMENT_SETTINGS_XSTART      (3 * MINI_TILEX / 2)
 117 #define ED_ELEMENT_SETTINGS_YSTART      (10 * MINI_TILEY)
 118
 119 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE +         \
 120                                          2 * ED_GADGET_DISTANCE)
 121
 122 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 123 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 124
 125 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_LEVEL_SETTINGS_XSTART +     \
 126                                          (n) * ED_SETTINGS_XOFFSET)
 127 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_LEVEL_SETTINGS_YSTART +     \
 128                                          (n) * ED_SETTINGS_YOFFSET)
 129
 130 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_ELEMENT_SETTINGS_XSTART +   \
 131                                          (n) * ED_SETTINGS_XOFFSET)
 132 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_ELEMENT_SETTINGS_YSTART +   \
 133                                          (n) * ED_SETTINGS_YOFFSET)
 134
 135 #define ED_SETTINGS1_YPOS               MINI_TILEY
 136 #define ED_SETTINGS2_XPOS               MINI_TILEX
 137 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 138
 139 /* values for counter gadgets */
 140 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 141 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 142 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART +            \
 143                                          (n) * ED_COUNTER_YDISTANCE)
 144 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART +            \
 145                                          (n) * ED_COUNTER_YDISTANCE - 2)
 146
 147 /* values for element content drawing areas */
 148 #define ED_AREA_1X1_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 149 #define ED_AREA_1X1_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 150                                          ED_GADGET_DISTANCE)
 151
 152 #define ED_AREA_3X3_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 153 #define ED_AREA_3X3_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 154                                          ED_GADGET_DISTANCE - MINI_TILEY)
 155
 156 /* yamyam content */
 157 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX +               \
 158                                          5 * ((n) % 4) * MINI_TILEX)
 159 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (11 * ED_SETTINGS_YOFFSET +     \
 160                                          6 * ((n) / 4) * MINI_TILEY)
 161
 162 /* magic ball content */
 163 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS(n) (2 * MINI_TILEX +            \
 164                                             5 * ((n) % 4) * MINI_TILEX)
 165 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS(n) (12 * ED_SETTINGS_YOFFSET +  \
 166                                             6 * ((n) / 4) * MINI_TILEY)
 167
 168 /* values for scrolling gadgets for drawing area */
 169 #define ED_SCROLLBUTTON_XPOS            24
 170 #define ED_SCROLLBUTTON_YPOS            0
 171 #define ED_SCROLLBAR_XPOS               24
 172 #define ED_SCROLLBAR_YPOS               64
 173
 174 #define ED_SCROLLBUTTON_XSIZE           16
 175 #define ED_SCROLLBUTTON_YSIZE           16
 176
 177 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 178 #define ED_SCROLL_UP_YPOS               (0)
 179 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 180 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 181 #define ED_SCROLL_LEFT_XPOS             (0)
 182 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 183 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 184 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 185 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 186                                          ED_SCROLLBUTTON_XSIZE)
 187 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 188 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 189 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 190 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 191 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 192                                          ED_SCROLLBUTTON_YSIZE)
 193 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 194 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 195
 196 /* values for scrolling gadgets for element list */
 197 #define ED_SCROLLBUTTON2_XPOS           50
 198 #define ED_SCROLLBUTTON2_YPOS           0
 199 #define ED_SCROLLBAR2_XPOS              50
 200 #define ED_SCROLLBAR2_YPOS              20
 201
 202 #define ED_SCROLLBUTTON2_XSIZE          10
 203 #define ED_SCROLLBUTTON2_YSIZE          10
 204
 205 #define ED_SCROLL2_UP_XPOS              85
 206 #define ED_SCROLL2_UP_YPOS              30
 207 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 208 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 209                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 210                                          ED_ELEMENTLIST_YSIZE -         \
 211                                          ED_SCROLLBUTTON2_YSIZE)
 212 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 213 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 214                                          ED_SCROLLBUTTON2_YSIZE)
 215 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 216 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 217                                          ED_ELEMENTLIST_YSIZE -         \
 218                                          2 * ED_SCROLLBUTTON2_YSIZE)
 219
 220 /* values for checkbutton gadgets */
 221 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 222 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 223 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 224 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 225 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 226 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 227 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 228
 229 /* values for some special graphic buttons */
 230 #define ED_COPY_CHANGE_PAGE_XPOS        25
 231 #define ED_COPY_CHANGE_PAGE_YPOS        50
 232 #define ED_PASTE_CHANGE_PAGE_XPOS       25
 233 #define ED_PASTE_CHANGE_PAGE_YPOS       70
 234
 235 /* some values for text input, selectbox and counter gadgets */
 236 #define ED_BUTTON_COUNT_YPOS            60
 237 #define ED_BUTTON_COUNT_XSIZE           20
 238 #define ED_BUTTON_COUNT_YSIZE           20
 239 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 240 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 241 #define ED_WIN_COUNT_XSIZE              52
 242 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 243 #define ED_WIN_COUNT2_XPOS              27
 244 #define ED_WIN_COUNT2_YPOS              3
 245 #define ED_WIN_COUNT2_XSIZE             46
 246 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 247
 248 #define ED_BUTTON_MINUS_XPOS            2
 249 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 250 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 251 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 252 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS +            \
 253                                          ED_WIN_COUNT_XSIZE + 2)
 254 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 255 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 256 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 257
 258 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 259 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS +            \
 260                                          2 + ED_WIN_COUNT_YSIZE)
 261 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 262 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 263
 264 #define ED_SELECTBOX_BUTTON_XSIZE       14
 265
 266 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 267 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS +            \
 268                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 269 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 270
 271 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 272 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS +            \
 273                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 274 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS +            \
 275                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 276
 277 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 278 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 279
 280 /* values for ClearEditorGadgetInfoText() and HandleEditorGadgetInfoText() */
 281 #define INFOTEXT_XPOS                   SX
 282 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 283 #define INFOTEXT_XSIZE                  SXSIZE
 284 #define INFOTEXT_YSIZE                  MINI_TILEX
 285
 286
 287 /*
 288   -----------------------------------------------------------------------------
 289   editor gadget definitions
 290   -----------------------------------------------------------------------------
 291 */
 292
 293 /* drawing toolbox buttons */
 294 #define GADGET_ID_NONE                  -1
 295 #define GADGET_ID_TOOLBOX_FIRST         0
 296
 297 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 298 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 299 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 300 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 301 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 302 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 303 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 304 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 305 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 306 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 307 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 308 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 309 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 310 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 311 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 312 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 313
 314 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 315 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 316 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 317 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 318 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 319 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 320
 321 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 322 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 323 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 324 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 325 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 326
 327 /* counter gadget identifiers */
 328 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 329
 330 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 331 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 332 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 333 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 334 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 335 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 336 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 337 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 338 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 339 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 340 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 341 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 342 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 343 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 344 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 345 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 346 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 347 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 348 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 349 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 350 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 351 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 21)
 352 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 22)
 353 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 23)
 354 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 24)
 355 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 25)
 356 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 26)
 357 #define GADGET_ID_ELEMENT_VALUE3_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 358 #define GADGET_ID_ELEMENT_VALUE3_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 359 #define GADGET_ID_ELEMENT_VALUE3_UP     (GADGET_ID_COUNTER_FIRST + 29)
 360 #define GADGET_ID_ELEMENT_VALUE4_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 361 #define GADGET_ID_ELEMENT_VALUE4_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 362 #define GADGET_ID_ELEMENT_VALUE4_UP     (GADGET_ID_COUNTER_FIRST + 32)
 363 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 364 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 365 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 35)
 366 #define GADGET_ID_BALL_CONTENT_DOWN     (GADGET_ID_COUNTER_FIRST + 36)
 367 #define GADGET_ID_BALL_CONTENT_TEXT     (GADGET_ID_COUNTER_FIRST + 37)
 368 #define GADGET_ID_BALL_CONTENT_UP       (GADGET_ID_COUNTER_FIRST + 38)
 369 #define GADGET_ID_ANDROID_CONTENT_DOWN  (GADGET_ID_COUNTER_FIRST + 39)
 370 #define GADGET_ID_ANDROID_CONTENT_TEXT  (GADGET_ID_COUNTER_FIRST + 40)
 371 #define GADGET_ID_ANDROID_CONTENT_UP    (GADGET_ID_COUNTER_FIRST + 41)
 372 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 373 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 374 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 44)
 375 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 376 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 377 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 47)
 378 #define GADGET_ID_INVENTORY_SIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 379 #define GADGET_ID_INVENTORY_SIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 380 #define GADGET_ID_INVENTORY_SIZE_UP     (GADGET_ID_COUNTER_FIRST + 50)
 381 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 51)
 382 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 52)
 383 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 53)
 384 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 54)
 385 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 55)
 386 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 56)
 387 #define GADGET_ID_CUSTOM_VALUE_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 57)
 388 #define GADGET_ID_CUSTOM_VALUE_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 58)
 389 #define GADGET_ID_CUSTOM_VALUE_FIX_UP   (GADGET_ID_COUNTER_FIRST + 59)
 390 #define GADGET_ID_CUSTOM_VALUE_RND_DOWN (GADGET_ID_COUNTER_FIRST + 60)
 391 #define GADGET_ID_CUSTOM_VALUE_RND_TEXT (GADGET_ID_COUNTER_FIRST + 61)
 392 #define GADGET_ID_CUSTOM_VALUE_RND_UP   (GADGET_ID_COUNTER_FIRST + 62)
 393 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 394 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 395 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 65)
 396 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 66)
 397 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 67)
 398 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 68)
 399 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 69)
 400 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 70)
 401 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 71)
 402 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 72)
 403 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 73)
 404 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 74)
 405 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 75)
 406 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 76)
 407 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 77)
 408 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 78)
 409 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 79)
 410 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 80)
 411 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 81)
 412 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 82)
 413 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 83)
 414 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 84)
 415 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 85)
 416 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 86)
 417 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 87)
 418 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 88)
 419 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 89)
 420 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 90)
 421 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 91)
 422 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 92)
 423 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 93)
 424 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 94)
 425 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 95)
 426 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 96)
 427 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 97)
 428 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 98)
 429
 430 /* drawing area identifiers */
 431 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 99)
 432
 433 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 434 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 435 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 436 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 437 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 438 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 439 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 440 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 441 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 442 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 443 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 444 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 445 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 446 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 447 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 448 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 449 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 450 #define GADGET_ID_ANDROID_CONTENT       (GADGET_ID_DRAWING_AREA_FIRST + 17)
 451 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 452 #define GADGET_ID_START_ELEMENT         (GADGET_ID_DRAWING_AREA_FIRST + 19)
 453 #define GADGET_ID_ARTWORK_ELEMENT       (GADGET_ID_DRAWING_AREA_FIRST + 20)
 454 #define GADGET_ID_EXPLOSION_ELEMENT     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 455 #define GADGET_ID_INVENTORY_CONTENT     (GADGET_ID_DRAWING_AREA_FIRST + 22)
 456 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 23)
 457 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 24)
 458 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 25)
 459 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 460 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 27)
 461 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 28)
 462 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 29)
 463 #define GADGET_ID_CUSTOM_CHANGE_ACTION  (GADGET_ID_DRAWING_AREA_FIRST + 30)
 464 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 31)
 465 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 32)
 466
 467 /* text input identifiers */
 468 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 33)
 469
 470 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 471 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 472 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 473
 474 /* text area identifiers */
 475 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 476
 477 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 478
 479 /* selectbox identifiers */
 480 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 481
 482 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 483 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 484 #define GADGET_ID_WIND_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 2)
 485 #define GADGET_ID_PLAYER_SPEED          (GADGET_ID_SELECTBOX_FIRST + 3)
 486 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 4)
 487 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 5)
 488 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 6)
 489 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 7)
 490 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 8)
 491 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 9)
 492 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 10)
 493 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 11)
 494 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 12)
 495 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 13)
 496 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 14)
 497 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 15)
 498 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 16)
 499 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 17)
 500 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 18)
 501 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 19)
 502 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 20)
 503 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 21)
 504 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 22)
 505 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 23)
 506 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 24)
 507 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 25)
 508 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 26)
 509 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 27)
 510 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 28)
 511
 512 /* textbutton identifiers */
 513 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 29)
 514
 515 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 516 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 517 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 518 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 519 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 520 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 521 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 522 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 523
 524 /* graphicbutton identifiers */
 525 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 526
 527 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 528 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 529 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 530 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 531
 532 /* gadgets for scrolling of drawing area */
 533 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 534
 535 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 536 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 537 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 538 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 539 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 540 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 541
 542 /* gadgets for scrolling element list */
 543 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 544
 545 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 546 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 547 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 548
 549 /* checkbuttons/radiobuttons for level/element properties */
 550 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 551
 552 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 553 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 554 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 555 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 3)
 556 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 4)
 557 #define GADGET_ID_EM_EXPLODES_BY_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 5)
 558 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 559 #define GADGET_ID_USE_TIME_ORB_BUG      (GADGET_ID_CHECKBUTTON_FIRST + 7)
 560 #define GADGET_ID_RANDOM_BALL_CONTENT   (GADGET_ID_CHECKBUTTON_FIRST + 8)
 561 #define GADGET_ID_INITIAL_BALL_STATE    (GADGET_ID_CHECKBUTTON_FIRST + 9)
 562 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 10)
 563 #define GADGET_ID_CONTINUOUS_SNAPPING   (GADGET_ID_CHECKBUTTON_FIRST + 11)
 564 #define GADGET_ID_BLOCK_SNAP_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 12)
 565 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 13)
 566 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 14)
 567 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 15)
 568 #define GADGET_ID_SHIFTED_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 16)
 569 #define GADGET_ID_USE_START_ELEMENT     (GADGET_ID_CHECKBUTTON_FIRST + 17)
 570 #define GADGET_ID_USE_ARTWORK_ELEMENT   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 571 #define GADGET_ID_USE_EXPLOSION_ELEMENT (GADGET_ID_CHECKBUTTON_FIRST + 19)
 572 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 20)
 573 #define GADGET_ID_USE_INITIAL_INVENTORY (GADGET_ID_CHECKBUTTON_FIRST + 21)
 574 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 22)
 575 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 23)
 576 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 24)
 577 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 25)
 578 #define GADGET_ID_ENVELOPE_AUTOWRAP     (GADGET_ID_CHECKBUTTON_FIRST + 26)
 579 #define GADGET_ID_ENVELOPE_CENTERED     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 580 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 581 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 582 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 583 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 31)
 584 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 32)
 585 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 33)
 586 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 34)
 587 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 35)
 588 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 36)
 589 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 37)
 590 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 38)
 591 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 39)
 592 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 40)
 593 #define GADGET_ID_CUSTOM_USE_LAST_VALUE (GADGET_ID_CHECKBUTTON_FIRST + 41)
 594 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 42)
 595 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 43)
 596 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 44)
 597 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 45)
 598 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 46)
 599 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 47)
 600 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 48)
 601 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 49)
 602 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 50)
 603 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 51)
 604 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 52)
 605
 606 /* gadgets for buttons in element list */
 607 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 53)
 608 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 609                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 610
 611 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 612
 613 /* radio button numbers */
 614 #define RADIO_NR_NONE                   0
 615 #define RADIO_NR_DRAWING_TOOLBOX        1
 616 #define RADIO_NR_RANDOM_ELEMENTS        2
 617
 618 /* values for counter gadgets */
 619 #define ED_COUNTER_ID_SELECT_LEVEL      0
 620 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 621 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 622 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 623 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 624 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 625 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 626 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 627 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 628 #define ED_COUNTER_ID_ELEMENT_VALUE3    9
 629 #define ED_COUNTER_ID_ELEMENT_VALUE4    10
 630 #define ED_COUNTER_ID_YAMYAM_CONTENT    11
 631 #define ED_COUNTER_ID_BALL_CONTENT      12
 632 #define ED_COUNTER_ID_ANDROID_CONTENT   13
 633 #define ED_COUNTER_ID_ENVELOPE_XSIZE    14
 634 #define ED_COUNTER_ID_ENVELOPE_YSIZE    15
 635 #define ED_COUNTER_ID_INVENTORY_SIZE    16
 636 #define ED_COUNTER_ID_CUSTOM_SCORE      17
 637 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   18
 638 #define ED_COUNTER_ID_CUSTOM_VALUE_FIX  19
 639 #define ED_COUNTER_ID_CUSTOM_VALUE_RND  20
 640 #define ED_COUNTER_ID_PUSH_DELAY_FIX    21
 641 #define ED_COUNTER_ID_PUSH_DELAY_RND    22
 642 #define ED_COUNTER_ID_DROP_DELAY_FIX    23
 643 #define ED_COUNTER_ID_DROP_DELAY_RND    24
 644 #define ED_COUNTER_ID_MOVE_DELAY_FIX    25
 645 #define ED_COUNTER_ID_MOVE_DELAY_RND    26
 646 #define ED_COUNTER_ID_EXPLOSION_DELAY   27
 647 #define ED_COUNTER_ID_IGNITION_DELAY    28
 648 #define ED_COUNTER_ID_GROUP_CONTENT     29
 649 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  30
 650 #define ED_COUNTER_ID_CHANGE_DELAY_RND  31
 651 #define ED_COUNTER_ID_CHANGE_CONT_RND   32
 652
 653 #define ED_NUM_COUNTERBUTTONS           33
 654
 655 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 656 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 657
 658 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 659 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 660 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 661 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 662 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 663 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 664
 665 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 666 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 667
 668 /* values for scrollbutton gadgets */
 669 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 670 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 671 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 672 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 673 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 674 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 675
 676 #define ED_NUM_SCROLLBUTTONS            6
 677
 678 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 679 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 680
 681 /* values for scrollbar gadgets */
 682 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 683 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 684 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 685
 686 #define ED_NUM_SCROLLBARS               3
 687
 688 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 689 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 690
 691 /* values for text input gadgets */
 692 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 693 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 694 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 695
 696 #define ED_NUM_TEXTINPUT                3
 697
 698 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 699 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 700
 701 /* values for text area gadgets */
 702 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 703
 704 #define ED_NUM_TEXTAREAS                        1
 705
 706 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 707 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 708
 709 /* values for selectbox gadgets */
 710 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 711 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 712 #define ED_SELECTBOX_ID_WIND_DIRECTION          2
 713 #define ED_SELECTBOX_ID_PLAYER_SPEED            3
 714 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      4
 715 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     5
 716 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 6
 717 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 7
 718 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   8
 719 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     9
 720 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   10
 721 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    11
 722 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  12
 723 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    13
 724 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    14
 725 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       15
 726 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   16
 727 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       17
 728 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    18
 729 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     19
 730 #define ED_SELECTBOX_ID_CHANGE_SIDE             20
 731 #define ED_SELECTBOX_ID_CHANGE_PLAYER           21
 732 #define ED_SELECTBOX_ID_CHANGE_PAGE             22
 733 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     23
 734 #define ED_SELECTBOX_ID_ACTION_TYPE             24
 735 #define ED_SELECTBOX_ID_ACTION_MODE             25
 736 #define ED_SELECTBOX_ID_ACTION_ARG              26
 737 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      27
 738 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       28
 739
 740 #define ED_NUM_SELECTBOX                        29
 741
 742 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 743 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_WIND_DIRECTION
 744
 745 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 746 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 747 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 748 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 749 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 750 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 751
 752 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 753 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 754
 755 /* values for textbutton gadgets */
 756 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 757 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 758 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 759 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 760 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 761 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 762 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 763 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 764
 765 #define ED_NUM_TEXTBUTTONS                      8
 766
 767 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 768 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 769
 770 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 771 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 772
 773 /* values for graphicbutton gadgets */
 774 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 775 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 776 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 777 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 778
 779 #define ED_NUM_GRAPHICBUTTONS                   4
 780
 781 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 782 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 783
 784 /* values for checkbutton gadgets */
 785 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     0
 786 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         1
 787 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      2
 788 #define ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE   3
 789 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 790 #define ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG      5
 791 #define ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT   6
 792 #define ED_CHECKBUTTON_ID_INITIAL_BALL_STATE    7
 793 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    8
 794 #define ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING   9
 795 #define ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD      10
 796 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      11
 797 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   12
 798 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    13
 799 #define ED_CHECKBUTTON_ID_SHIFTED_RELOCATION    14
 800 #define ED_CHECKBUTTON_ID_USE_START_ELEMENT     15
 801 #define ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT   16
 802 #define ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT 17
 803 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       18
 804 #define ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY 19
 805 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  20
 806 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    21
 807 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    22
 808 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     23
 809 #define ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP     24
 810 #define ED_CHECKBUTTON_ID_ENVELOPE_CENTERED     25
 811 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    26
 812 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   27
 813 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     28
 814 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 29
 815 #define ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE 30
 816 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 31
 817 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 32
 818 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       33
 819 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       34
 820 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      35
 821 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       36
 822 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         37
 823 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    38
 824 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   39
 825 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  40
 826 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 41
 827 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     42
 828 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          43
 829 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  44
 830 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   45
 831 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  46
 832 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    47
 833 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  48
 834 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     49
 835 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     50
 836
 837 #define ED_NUM_CHECKBUTTONS                     51
 838
 839 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 840 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 841
 842 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 843 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 844 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 845 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 846 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 847 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 848
 849 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 850 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 851
 852 /* values for radiobutton gadgets */
 853 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 854 #define ED_RADIOBUTTON_ID_QUANTITY      1
 855
 856 #define ED_NUM_RADIOBUTTONS             2
 857
 858 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 859 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 860
 861 /* values for drawing area gadgets */
 862 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 863 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 864 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 865 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 866 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 867 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 868 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 869 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 870 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 871 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 872 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 873 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 874 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 875 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 876 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 877 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 878 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 879 #define ED_DRAWING_ID_ANDROID_CONTENT           17
 880 #define ED_DRAWING_ID_AMOEBA_CONTENT            18
 881 #define ED_DRAWING_ID_START_ELEMENT             19
 882 #define ED_DRAWING_ID_ARTWORK_ELEMENT           20
 883 #define ED_DRAWING_ID_EXPLOSION_ELEMENT         21
 884 #define ED_DRAWING_ID_INVENTORY_CONTENT         22
 885 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            23
 886 #define ED_DRAWING_ID_CUSTOM_CONTENT            24
 887 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         25
 888 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         26
 889 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      27
 890 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     28
 891 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     29
 892 #define ED_DRAWING_ID_CUSTOM_CHANGE_ACTION      30
 893 #define ED_DRAWING_ID_GROUP_CONTENT             31
 894 #define ED_DRAWING_ID_RANDOM_BACKGROUND         32
 895
 896 #define ED_NUM_DRAWING_AREAS                    33
 897
 898
 899 /*
 900   -----------------------------------------------------------------------------
 901   some internally used definitions
 902   -----------------------------------------------------------------------------
 903 */
 904
 905 /* values for CopyLevelToUndoBuffer() */
 906 #define UNDO_IMMEDIATE                  0
 907 #define UNDO_ACCUMULATE                 1
 908
 909 /* values for scrollbars */
 910 #define ED_SCROLL_NO                    0
 911 #define ED_SCROLL_LEFT                  1
 912 #define ED_SCROLL_RIGHT                 2
 913 #define ED_SCROLL_UP                    4
 914 #define ED_SCROLL_DOWN                  8
 915
 916 /* screens in the level editor */
 917 #define ED_MODE_DRAWING                 0
 918 #define ED_MODE_INFO                    1
 919 #define ED_MODE_PROPERTIES              2
 920
 921 /* sub-screens in the element properties section */
 922 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 923 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 924 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 925 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 926 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 927
 928 /* how many steps can be cancelled */
 929 #define NUM_UNDO_STEPS                  (10 + 1)
 930
 931 /* values for elements with score for certain actions */
 932 #define MIN_SCORE                       0
 933 #define MAX_SCORE                       999
 934
 935 /* values for elements with count for collecting */
 936 #define MIN_COLLECT_COUNT               0
 937 #define MAX_COLLECT_COUNT               999
 938
 939 /* values for random placement */
 940 #define RANDOM_USE_PERCENTAGE           0
 941 #define RANDOM_USE_QUANTITY             1
 942
 943 /* maximal size of level editor drawing area */
 944 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 945 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 946
 947
 948 /*
 949   -----------------------------------------------------------------------------
 950   some internally used data structure definitions
 951   -----------------------------------------------------------------------------
 952 */
 953
 954 static struct
 955 {
 956   char shortcut;
 957   char *text;
 958 } control_info[ED_NUM_CTRL_BUTTONS] =
 959 {
 960   /* note: some additional characters are already reserved for "cheat mode"
 961      shortcuts (":XYZ" style) -- for details, see "events.c" */
 962
 963   { 's',        "draw single items"                     },
 964   { 'd',        "draw connected items"                  },
 965   { 'l',        "draw lines"                            },
 966   { 'a',        "draw arcs"                             },
 967   { 'r',        "draw outline rectangles"               },
 968   { 'R',        "draw filled rectangles"                },
 969   { '\0',       "wrap (rotate) level up"                },
 970   { 't',        "enter text elements"                   },
 971   { 'f',        "flood fill"                            },
 972   { '\0',       "wrap (rotate) level left"              },
 973   { '?',        "properties of drawing element"         },
 974   { '\0',       "wrap (rotate) level right"             },
 975   { '\0',       "random element placement"              },
 976   { 'b',        "grab brush"                            },
 977   { '\0',       "wrap (rotate) level down"              },
 978   { ',',        "pick drawing element"                  },
 979
 980   { 'U',        "undo last operation"                   },
 981   { 'I',        "level properties"                      },
 982   { 'S',        "save level"                            },
 983   { 'C',        "clear level"                           },
 984   { 'T',        "test level"                            },
 985   { 'E',        "exit level editor"                     },
 986
 987   { '\0',       "copy settings from other element"      },
 988   { '\0',       "copy settings to other element"        },
 989   { '\0',       "exchange element with other element"   },
 990
 991   { '\0',       "copy settings from this element"       },
 992   { '\0',       "paste settings to this element"        },
 993 };
 994
 995 static int random_placement_value = 10;
 996 static int random_placement_method = RANDOM_USE_QUANTITY;
 997 static int random_placement_background_element = EL_SAND;
 998 static boolean random_placement_background_restricted = FALSE;
 999 static boolean stick_element_properties_window = FALSE;
1000 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
1001 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
1002 static struct ElementChangeInfo custom_element_change;
1003 static struct ElementGroupInfo group_element_info;
1004 static struct ElementInfo custom_element;
1005
1006 static struct
1007 {
1008   int x, y;
1009   int min_value, max_value;
1010   int gadget_id_down, gadget_id_up;
1011   int gadget_id_text;
1012   int gadget_id_align;
1013   int *value;
1014   char *text_above, *text_left, *text_right;
1015 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
1016 {
1017   /* ---------- current level number --------------------------------------- */
1018
1019   {
1020     DX + 5 - SX,                        DY + 3 - SY,
1021     1,                                  100,
1022     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
1023     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
1024     &level_nr,
1025     NULL,                               NULL, NULL
1026   },
1027
1028   /* ---------- level and editor settings ---------------------------------- */
1029
1030   {
1031     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
1032     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
1033     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
1034     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
1035     &level.fieldx,
1036     "playfield size:",                  NULL, "width",
1037   },
1038   {
1039     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
1040     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
1041     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
1042     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
1043     &level.fieldy,
1044     NULL,                               " ", "height",
1045   },
1046   {
1047     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1048     0,                                  999,
1049     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
1050     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
1051     &level.gems_needed,
1052     NULL, "number of gems to collect:", NULL
1053   },
1054   {
1055     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(7),
1056     0,                                  9999,
1057     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
1058     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
1059     &level.time,
1060     "time or step limit to solve level:", NULL, NULL
1061   },
1062   {
1063     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(9),
1064     0,                                  999,
1065     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1066     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1067     &level.score[SC_TIME_BONUS],
1068     "score for each second/step left:", NULL, NULL
1069   },
1070   {
1071     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1072     1,                                  100,
1073     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1074     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1075     &random_placement_value,
1076     "random element placement:",        NULL, "in"
1077   },
1078
1079   /* ---------- element settings: configure (various elements) ------------- */
1080
1081   {
1082     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1083     MIN_SCORE,                          MAX_SCORE,
1084     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1085     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1086     NULL,                               /* will be set when used */
1087     NULL,                               NULL, NULL
1088   },
1089   {
1090     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1091     MIN_SCORE,                          MAX_SCORE,
1092     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1093     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1094     NULL,                               /* will be set when used */
1095     NULL,                               NULL, NULL
1096   },
1097   {
1098     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1099     MIN_SCORE,                          MAX_SCORE,
1100     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1101     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1102     NULL,                               /* will be set when used */
1103     NULL,                               NULL, NULL
1104   },
1105   {
1106     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1107     MIN_SCORE,                          MAX_SCORE,
1108     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1109     GADGET_ID_ELEMENT_VALUE4_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(3),
1115     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1116     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1117     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1118     &level.num_yamyam_contents,
1119     NULL,                               NULL, "number of content areas"
1120   },
1121   {
1122     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1123     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1124     GADGET_ID_BALL_CONTENT_DOWN,        GADGET_ID_BALL_CONTENT_UP,
1125     GADGET_ID_BALL_CONTENT_TEXT,        GADGET_ID_NONE,
1126     &level.num_ball_contents,
1127     NULL,                               NULL, "number of content areas"
1128   },
1129   {
1130     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1131     MIN_ANDROID_ELEMENTS,               MAX_ANDROID_ELEMENTS,
1132     GADGET_ID_ANDROID_CONTENT_DOWN,     GADGET_ID_ANDROID_CONTENT_UP,
1133     GADGET_ID_ANDROID_CONTENT_TEXT,     GADGET_ID_NONE,
1134     &level.num_android_clone_elements,
1135     NULL,                               NULL, "number of clonable elements"
1136   },
1137   {
1138     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1139     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1140     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1141     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1142     NULL,                               /* will be set when used */
1143     NULL,                               NULL, "width",
1144   },
1145   {
1146     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1147     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1148     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1149     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1150     NULL,                               /* will be set when used */
1151     NULL,                               " ", "height",
1152   },
1153   {
1154     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1155     MIN_INITIAL_INVENTORY_SIZE,         MAX_INITIAL_INVENTORY_SIZE,
1156     GADGET_ID_INVENTORY_SIZE_DOWN,      GADGET_ID_INVENTORY_SIZE_UP,
1157     GADGET_ID_INVENTORY_SIZE_TEXT,      GADGET_ID_NONE,
1158     &level.initial_inventory_size[0],
1159     NULL,                               NULL, "number of inventory elements"
1160   },
1161
1162   /* ---------- element settings: configure 1 (custom elements) ------------ */
1163
1164   {
1165     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1166     MIN_SCORE,                          MAX_SCORE,
1167     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1168     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1169     &custom_element.collect_score_initial,
1170     NULL,                               "CE score", " "
1171   },
1172   {
1173     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1174     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1175     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1176     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1177     &custom_element.collect_count_initial,
1178     NULL,                               "CE count", NULL
1179   },
1180   {
1181     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1182     0,                                  9999,
1183     GADGET_ID_CUSTOM_VALUE_FIX_DOWN,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1184     GADGET_ID_CUSTOM_VALUE_FIX_TEXT,    GADGET_ID_NONE,
1185     &custom_element.ce_value_fixed_initial,
1186     NULL,                               "CE value", NULL
1187   },
1188   {
1189     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1190     0,                                  9999,
1191     GADGET_ID_CUSTOM_VALUE_RND_DOWN,    GADGET_ID_CUSTOM_VALUE_RND_UP,
1192     GADGET_ID_CUSTOM_VALUE_RND_TEXT,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1193     &custom_element.ce_value_random_initial,
1194     NULL,                               "+random", NULL
1195   },
1196   {
1197     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1198     0,                                  999,
1199     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1200     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1201     &custom_element.push_delay_fixed,
1202     NULL,                               "push delay", NULL
1203   },
1204   {
1205     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1206     0,                                  999,
1207     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1208     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1209     &custom_element.push_delay_random,
1210     NULL,                               "+random", NULL
1211   },
1212   {
1213     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1214     0,                                  999,
1215     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1216     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1217     &custom_element.drop_delay_fixed,
1218     NULL,                               "drop delay", NULL
1219   },
1220   {
1221     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1222     0,                                  999,
1223     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1224     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1225     &custom_element.drop_delay_random,
1226     NULL,                               "+random", NULL
1227   },
1228
1229   /* ---------- element settings: configure 2 (custom elements) ------------ */
1230
1231   {
1232     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1233     0,                                  999,
1234     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1235     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1236     &custom_element.move_delay_fixed,
1237     NULL,                               "move delay", NULL
1238   },
1239   {
1240     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1241     0,                                  999,
1242     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1243     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1244     &custom_element.move_delay_random,
1245     NULL,                               "+random", NULL
1246   },
1247   {
1248     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1249     0,                                  999,
1250     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1251     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1252     &custom_element.explosion_delay,
1253     NULL,                               "explosion delay", NULL
1254   },
1255   {
1256     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1257     0,                                  999,
1258     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1259     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1260     &custom_element.ignition_delay,
1261     NULL,                               "ignition delay", "(by fire)"
1262   },
1263
1264   /* ---------- element settings: configure (group elements) --------------- */
1265
1266   {
1267     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1268     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1269     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1270     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1271     &group_element_info.num_elements,
1272     NULL,                               NULL, "number of elements in group"
1273   },
1274
1275   /* ---------- element settings: advanced (custom elements) --------------- */
1276
1277   {
1278     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1279     0,                                  999,
1280     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1281     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1282     &custom_element_change.delay_fixed,
1283     NULL,                               "CE delay", NULL,
1284   },
1285   {
1286     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1287     0,                                  999,
1288     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1289     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1290     &custom_element_change.delay_random,
1291     NULL,                               "+random", NULL
1292   },
1293   {
1294     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1295     0,                                  100,
1296     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1297     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1298     &custom_element_change.random_percentage,
1299     NULL,                               "use random replace:", "%"
1300   },
1301 };
1302
1303 static struct
1304 {
1305   int x, y;
1306   int gadget_id;
1307   int size;
1308   char *value;
1309   char *text_above, *infotext;
1310 } textinput_info[ED_NUM_TEXTINPUT] =
1311 {
1312   {
1313     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1314     GADGET_ID_LEVEL_NAME,
1315     MAX_LEVEL_NAME_LEN,
1316     level.name,
1317     "Title:", "Title"
1318   },
1319   {
1320     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1321     GADGET_ID_LEVEL_AUTHOR,
1322     MAX_LEVEL_AUTHOR_LEN,
1323     level.author,
1324     "Author:", "Author"
1325   },
1326   {
1327     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1328     GADGET_ID_ELEMENT_NAME,
1329     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1330     custom_element.description,
1331     NULL, "Element name"
1332   }
1333 };
1334
1335 static struct
1336 {
1337   int x, y;
1338   int gadget_id;
1339   int xsize, ysize;
1340   char *value;
1341   char *text_above, *infotext;
1342 } textarea_info[ED_NUM_TEXTAREAS] =
1343 {
1344   {
1345     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1346     GADGET_ID_ENVELOPE_INFO,
1347     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1348     NULL,
1349     "Envelope Content:", "Envelope Content"
1350   }
1351 };
1352
1353 static struct ValueTextInfo options_time_or_steps[] =
1354 {
1355   { 0,                          "seconds"                       },
1356   { 1,                          "steps"                         },
1357
1358   { -1,                         NULL                            }
1359 };
1360
1361 static struct ValueTextInfo options_game_engine_type[] =
1362 {
1363   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1364   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1365
1366   { -1,                         NULL                            }
1367 };
1368
1369 static struct ValueTextInfo options_wind_direction[] =
1370 {
1371   { MV_START_NONE,              "none"                          },
1372   { MV_START_LEFT,              "left"                          },
1373   { MV_START_RIGHT,             "right"                         },
1374   { MV_START_UP,                "up"                            },
1375   { MV_START_DOWN,              "down"                          },
1376
1377   { -1,                         NULL                            }
1378 };
1379
1380 static struct ValueTextInfo options_player_speed[] =
1381 {
1382   { 0,                          "frozen"                        },
1383   { 1,                          "very slow"                     },
1384   { 2,                          "slow"                          },
1385   { 4,                          "normal"                        },
1386   { 8,                          "fast"                          },
1387   { 16,                         "very fast"                     },
1388   { 32,                         "ultrafast"                     },
1389
1390   { -1,                         NULL                            }
1391 };
1392
1393 static struct ValueTextInfo options_access_type[] =
1394 {
1395   { EP_WALKABLE,                "walkable"                      },
1396   { EP_PASSABLE,                "passable"                      },
1397
1398   { -1,                         NULL                            }
1399 };
1400
1401 static struct ValueTextInfo options_access_layer[] =
1402 {
1403   { EP_ACCESSIBLE_OVER,         "over"                          },
1404   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1405   { EP_ACCESSIBLE_UNDER,        "under"                         },
1406
1407   { -1,                         NULL                            }
1408 };
1409
1410 static struct ValueTextInfo options_access_protected[] =
1411 {
1412   { 0,                          "unprotected"                   },
1413   { 1,                          "protected"                     },
1414
1415   { -1,                         NULL                            }
1416 };
1417
1418 static struct ValueTextInfo options_access_direction[] =
1419 {
1420   { MV_NO_DIRECTION,            "no direction"                  },
1421   { MV_LEFT,                    "left"                          },
1422   { MV_RIGHT,                   "right"                         },
1423   { MV_UP,                      "up"                            },
1424   { MV_DOWN,                    "down"                          },
1425   { MV_LEFT  | MV_UP,           "left + up"                     },
1426   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1427   { MV_RIGHT | MV_UP,           "right + up"                    },
1428   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1429   { MV_HORIZONTAL,              "horizontal"                    },
1430   { MV_VERTICAL,                "vertical"                      },
1431   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1432   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1433   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1434   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1435   { MV_ALL_DIRECTIONS,          "all directions"                },
1436
1437   { -1,                         NULL                            }
1438 };
1439
1440 static struct ValueTextInfo options_walk_to_action[] =
1441 {
1442   { EP_DIGGABLE,                "diggable"                      },
1443   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1444   { EP_DROPPABLE,               "collectible & droppable"       },
1445   { EP_THROWABLE,               "collectible & throwable"       },
1446   { EP_PUSHABLE,                "pushable"                      },
1447
1448   { -1,                         NULL                            }
1449 };
1450
1451 static struct ValueTextInfo options_move_pattern[] =
1452 {
1453   { MV_LEFT,                    "left"                          },
1454   { MV_RIGHT,                   "right"                         },
1455   { MV_UP,                      "up"                            },
1456   { MV_DOWN,                    "down"                          },
1457   { MV_HORIZONTAL,              "horizontal"                    },
1458   { MV_VERTICAL,                "vertical"                      },
1459   { MV_ALL_DIRECTIONS,          "all directions"                },
1460   { MV_WIND_DIRECTION,          "wind direction"                },
1461   { MV_TOWARDS_PLAYER,          "towards player"                },
1462   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1463   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1464   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1465   { MV_TURNING_LEFT,            "turning left"                  },
1466   { MV_TURNING_RIGHT,           "turning right"                 },
1467   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1468   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1469   { MV_TURNING_RANDOM,          "turning random"                },
1470   { MV_MAZE_RUNNER,             "maze runner style"             },
1471   { MV_MAZE_HUNTER,             "maze hunter style"             },
1472   { MV_WHEN_PUSHED,             "when pushed"                   },
1473   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1474
1475   { -1,                         NULL                            }
1476 };
1477
1478 static struct ValueTextInfo options_move_direction[] =
1479 {
1480   { MV_START_AUTOMATIC,         "automatic"                     },
1481   { MV_START_LEFT,              "left"                          },
1482   { MV_START_RIGHT,             "right"                         },
1483   { MV_START_UP,                "up"                            },
1484   { MV_START_DOWN,              "down"                          },
1485   { MV_START_RANDOM,            "random"                        },
1486   { MV_START_PREVIOUS,          "previous"                      },
1487
1488   { -1,                         NULL                            }
1489 };
1490
1491 static struct ValueTextInfo options_move_stepsize[] =
1492 {
1493   { 0,                          "not moving"                    },
1494   { 1,                          "very slow"                     },
1495   { 2,                          "slow"                          },
1496   { 4,                          "normal"                        },
1497   { 8,                          "fast"                          },
1498   { 16,                         "very fast"                     },
1499   { 32,                         "even faster"                   },
1500
1501   { -1,                         NULL                            }
1502 };
1503
1504 static struct ValueTextInfo options_move_leave_type[] =
1505 {
1506   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1507   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1508
1509   { -1,                         NULL                            }
1510 };
1511
1512 static struct ValueTextInfo options_smash_targets[] =
1513 {
1514   { EP_CAN_SMASH_PLAYER,        "player"                        },
1515 #if 0
1516   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1517 #endif
1518   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1519
1520   { -1,                         NULL                            }
1521 };
1522
1523 static struct ValueTextInfo options_slippery_type[] =
1524 {
1525   { SLIPPERY_ANY_RANDOM,        "random"                        },
1526   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1527   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1528   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1529   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1530
1531   { -1,                         NULL                            }
1532 };
1533
1534 static struct ValueTextInfo options_deadliness[] =
1535 {
1536   { EP_DONT_RUN_INTO,           "running into"                  },
1537   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1538   { EP_DONT_GET_HIT_BY,         "getting hit by"                },
1539   { EP_DONT_TOUCH,              "touching"                      },
1540
1541   { -1,                         NULL                            }
1542 };
1543
1544 static struct ValueTextInfo options_explosion_type[] =
1545 {
1546   { EXPLODES_3X3,               "3x3"                           },
1547   { EXPLODES_CROSS,             "3+3"                           },
1548   { EXPLODES_1X1,               "1x1"                           },
1549
1550   { -1,                         NULL                            }
1551 };
1552
1553 static struct ValueTextInfo options_time_units[] =
1554 {
1555   { 1,                          "frames"                        },
1556   { FRAMES_PER_SECOND,          "seconds"                       },
1557
1558   { -1,                         NULL                            }
1559 };
1560
1561 static struct ValueTextInfo options_change_direct_action[] =
1562 {
1563   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1564   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1565   { CE_SWITCHED_BY_PLAYER,      "switched by player"            },
1566   { CE_SNAPPED_BY_PLAYER,       "snapped by player"             },
1567   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1568   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1569   { CE_LEFT_BY_PLAYER,          "left by player"                },
1570   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1571   { CE_SWITCHED,                "switched"                      },
1572   { CE_HITTING_SOMETHING,       "hitting something"             },
1573   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1574 #if 0
1575   { CE_BLOCKED,                 "blocked"                       },
1576 #endif
1577   { CE_IMPACT,                  "impact (on something)"         },
1578   { CE_SMASHED,                 "smashed (from above)"          },
1579 #if 0
1580   { CE_VALUE_CHANGES,           "CE value changes"              },
1581   { CE_SCORE_CHANGES,           "CE score changes"              },
1582 #endif
1583   { CE_VALUE_GETS_ZERO,         "CE value gets 0"               },
1584   { CE_SCORE_GETS_ZERO,         "CE score gets 0"               },
1585
1586   { -1,                         NULL                            }
1587 };
1588
1589 static struct ValueTextInfo options_change_other_action[] =
1590 {
1591   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1592   { CE_PLAYER_PRESSES_X,        "player presses"                },
1593   { CE_PLAYER_SWITCHES_X,       "player switches"               },
1594   { CE_PLAYER_SNAPS_X,          "player snaps"                  },
1595   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1596   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1597   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1598   { CE_PLAYER_DIGS_X,           "player digs"                   },
1599   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1600   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1601   { CE_TOUCHING_X,              "touching"                      },
1602   { CE_HITTING_X,               "hitting"                       },
1603   { CE_DIGGING_X,               "digging"                       },
1604   { CE_HIT_BY_X,                "hit by"                        },
1605   { CE_SWITCH_OF_X,             "switch of"                     },
1606   { CE_CHANGE_OF_X,             "change by page of"             },
1607   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1608   { CE_MOVE_OF_X,               "move of"                       },
1609   { CE_CREATION_OF_X,           "creation of"                   },
1610   { CE_VALUE_CHANGES_OF_X,      "CE value changes of"           },
1611   { CE_SCORE_CHANGES_OF_X,      "CE score changes of"           },
1612   { CE_VALUE_GETS_ZERO_OF_X,    "CE value gets 0 of"            },
1613   { CE_SCORE_GETS_ZERO_OF_X,    "CE score gets 0 of"            },
1614
1615   { -1,                         NULL                            }
1616 };
1617
1618 static struct ValueTextInfo options_change_trigger_side[] =
1619 {
1620   { CH_SIDE_LEFT,               "left"                          },
1621   { CH_SIDE_RIGHT,              "right"                         },
1622   { CH_SIDE_TOP,                "top"                           },
1623   { CH_SIDE_BOTTOM,             "bottom"                        },
1624   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1625   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1626   { CH_SIDE_ANY,                "any"                           },
1627
1628   { -1,                         NULL                            }
1629 };
1630
1631 static struct ValueTextInfo options_change_trigger_player[] =
1632 {
1633   { CH_PLAYER_1,                "1"                             },
1634   { CH_PLAYER_2,                "2"                             },
1635   { CH_PLAYER_3,                "3"                             },
1636   { CH_PLAYER_4,                "4"                             },
1637   { CH_PLAYER_ANY,              "any"                           },
1638
1639   { -1,                         NULL                            }
1640 };
1641
1642 static struct ValueTextInfo options_change_trigger_page[] =
1643 {
1644   { (1 << 0),                   "1"                             },
1645   { (1 << 1),                   "2"                             },
1646   { (1 << 2),                   "3"                             },
1647   { (1 << 3),                   "4"                             },
1648   { (1 << 4),                   "5"                             },
1649   { (1 << 5),                   "6"                             },
1650   { (1 << 6),                   "7"                             },
1651   { (1 << 7),                   "8"                             },
1652   { (1 << 8),                   "9"                             },
1653   { (1 << 9),                   "10"                            },
1654   { (1 << 10),                  "11"                            },
1655   { (1 << 11),                  "12"                            },
1656   { (1 << 12),                  "13"                            },
1657   { (1 << 13),                  "14"                            },
1658   { (1 << 14),                  "15"                            },
1659   { (1 << 15),                  "16"                            },
1660   { (1 << 16),                  "17"                            },
1661   { (1 << 17),                  "18"                            },
1662   { (1 << 18),                  "19"                            },
1663   { (1 << 19),                  "20"                            },
1664   { (1 << 20),                  "21"                            },
1665   { (1 << 21),                  "22"                            },
1666   { (1 << 22),                  "23"                            },
1667   { (1 << 23),                  "24"                            },
1668   { (1 << 24),                  "25"                            },
1669   { (1 << 25),                  "26"                            },
1670   { (1 << 26),                  "27"                            },
1671   { (1 << 27),                  "28"                            },
1672   { (1 << 28),                  "29"                            },
1673   { (1 << 29),                  "30"                            },
1674   { (1 << 30),                  "31"                            },
1675   { (1 << 31),                  "32"                            },
1676   { CH_PAGE_ANY,                "any"                           },
1677
1678   { -1,                         NULL                            }
1679 };
1680
1681 static struct ValueTextInfo options_change_replace_when[] =
1682 {
1683   { CP_WHEN_EMPTY,              "empty"                         },
1684   { CP_WHEN_WALKABLE,           "walkable"                      },
1685   { CP_WHEN_DIGGABLE,           "diggable"                      },
1686   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1687   { CP_WHEN_REMOVABLE,          "removable"                     },
1688   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1689
1690   { -1,                         NULL                            }
1691 };
1692
1693 static struct ValueTextInfo options_action_type[] =
1694 {
1695   { CA_NO_ACTION,               "no action"                     },
1696   { CA_UNDEFINED,               " "                             },
1697   { CA_HEADLINE_LEVEL_ACTIONS,  "[level]"                       },
1698   { CA_RESTART_LEVEL,           "restart level"                 },
1699   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1700   { CA_SET_LEVEL_TIME,          "set time"                      },
1701   { CA_SET_LEVEL_SCORE,         "set score"                     },
1702   { CA_SET_LEVEL_GEMS,          "set gems"                      },
1703   { CA_SET_LEVEL_WIND,          "set wind dir."                 },
1704   { CA_UNDEFINED,               " "                             },
1705   { CA_HEADLINE_PLAYER_ACTIONS, "[player]"                      },
1706   { CA_MOVE_PLAYER,             "move player"                   },
1707   { CA_EXIT_PLAYER,             "exit player"                   },
1708   { CA_KILL_PLAYER,             "kill player"                   },
1709   { CA_SET_PLAYER_KEYS,         "set keys"                      },
1710   { CA_SET_PLAYER_SPEED,        "set speed"                     },
1711   { CA_SET_PLAYER_SHIELD,       "set shield"                    },
1712   { CA_SET_PLAYER_GRAVITY,      "set gravity"                   },
1713   { CA_SET_PLAYER_ARTWORK,      "set artwork"                   },
1714   { CA_SET_PLAYER_INVENTORY,    "set inventory"                 },
1715   { CA_UNDEFINED,               " "                             },
1716   { CA_HEADLINE_CE_ACTIONS,     "[CE]"                          },
1717   { CA_SET_CE_VALUE,            "set CE value"                  },
1718   { CA_SET_CE_SCORE,            "set CE score"                  },
1719   { CA_SET_CE_ARTWORK,          "set CE artwork"                },
1720   { CA_UNDEFINED,               " "                             },
1721   { CA_HEADLINE_ENGINE_ACTIONS, "[engine]"                      },
1722   { CA_SET_ENGINE_SCAN_MODE,    "set scan mode"                 },
1723
1724   { -1,                         NULL                            }
1725 };
1726
1727 static struct ValueTextInfo options_action_mode_none[] =
1728 {
1729   { CA_MODE_UNDEFINED,          " "                             },
1730
1731   { -1,                         NULL                            }
1732 };
1733
1734 static struct ValueTextInfo options_action_mode_assign[] =
1735 {
1736   { CA_MODE_SET,                "="                             },
1737
1738   { -1,                         NULL                            }
1739 };
1740
1741 static struct ValueTextInfo options_action_mode_add_remove[] =
1742 {
1743   { CA_MODE_ADD,                "+"                             },
1744   { CA_MODE_SUBTRACT,           "-"                             },
1745
1746   { -1,                         NULL                            }
1747 };
1748
1749 static struct ValueTextInfo options_action_mode_calculate[] =
1750 {
1751   { CA_MODE_SET,                "="                             },
1752   { CA_MODE_ADD,                "+"                             },
1753   { CA_MODE_SUBTRACT,           "-"                             },
1754   { CA_MODE_MULTIPLY,           "*"                             },
1755   { CA_MODE_DIVIDE,             "/"                             },
1756   { CA_MODE_MODULO,             "%"                             },
1757
1758   { -1,                         NULL                            }
1759 };
1760
1761 static struct ValueTextInfo options_action_arg_none[] =
1762 {
1763   { CA_ARG_UNDEFINED,           "         "                     },
1764
1765   { -1,                         NULL                            }
1766 };
1767
1768 static struct ValueTextInfo options_action_arg_player[] =
1769 {
1770   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1771   { CA_ARG_PLAYER_1,            "1"                             },
1772   { CA_ARG_PLAYER_2,            "2"                             },
1773   { CA_ARG_PLAYER_3,            "3"                             },
1774   { CA_ARG_PLAYER_4,            "4"                             },
1775   { CA_ARG_PLAYER_ANY,          "any"                           },
1776   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1777   { CA_ARG_PLAYER_ACTION,       "action ->"                     },
1778
1779   { -1,                         NULL                            }
1780 };
1781
1782 static struct ValueTextInfo options_action_arg_number[] =
1783 {
1784   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1785   { CA_ARG_0,                   "0"                             },
1786   { CA_ARG_1,                   "1"                             },
1787   { CA_ARG_2,                   "2"                             },
1788   { CA_ARG_3,                   "3"                             },
1789   { CA_ARG_4,                   "4"                             },
1790   { CA_ARG_5,                   "5"                             },
1791   { CA_ARG_10,                  "10"                            },
1792   { CA_ARG_100,                 "100"                           },
1793   { CA_ARG_1000,                "1000"                          },
1794   { CA_ARG_UNDEFINED,           " "                             },
1795   { CA_ARG_NUMBER_MIN,          "min"                           },
1796   { CA_ARG_NUMBER_MAX,          "max"                           },
1797   { CA_ARG_UNDEFINED,           " "                             },
1798   { CA_ARG_NUMBER_RESET,        "reset"                         },
1799   { CA_ARG_UNDEFINED,           " "                             },
1800   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1801   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1802   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1803   { CA_ARG_UNDEFINED,           " "                             },
1804   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1805   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1806   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1807   { CA_ARG_UNDEFINED,           " "                             },
1808   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
1809   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
1810   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
1811   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
1812   { CA_ARG_UNDEFINED,           " "                             },
1813   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
1814   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
1815   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
1816   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
1817
1818   { -1,                         NULL                            }
1819 };
1820
1821 static struct ValueTextInfo options_action_arg_value[] =
1822 {
1823   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1824   { CA_ARG_0,                   "0"                             },
1825   { CA_ARG_1,                   "1"                             },
1826   { CA_ARG_2,                   "2"                             },
1827   { CA_ARG_3,                   "3"                             },
1828   { CA_ARG_4,                   "4"                             },
1829   { CA_ARG_5,                   "5"                             },
1830   { CA_ARG_10,                  "10"                            },
1831   { CA_ARG_100,                 "100"                           },
1832   { CA_ARG_1000,                "1000"                          },
1833   { CA_ARG_UNDEFINED,           " "                             },
1834   { CA_ARG_NUMBER_MIN,          "min"                           },
1835   { CA_ARG_NUMBER_MAX,          "max"                           },
1836   { CA_ARG_UNDEFINED,           " "                             },
1837   { CA_ARG_NUMBER_RESET,        "reset"                         },
1838   { CA_ARG_UNDEFINED,           " "                             },
1839   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1840   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1841   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1842   { CA_ARG_UNDEFINED,           " "                             },
1843   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1844   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1845   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1846   { CA_ARG_UNDEFINED,           " "                             },
1847   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
1848   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
1849   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
1850   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
1851   { CA_ARG_UNDEFINED,           " "                             },
1852   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
1853   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
1854   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
1855   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
1856   { CA_ARG_UNDEFINED,           " "                             },
1857   { CA_ARG_ELEMENT_NR_HEADLINE, "[element]"                     },
1858   { CA_ARG_ELEMENT_NR_TARGET,   "target"                        },
1859   { CA_ARG_ELEMENT_NR_TRIGGER,  "trigger"                       },
1860   { CA_ARG_ELEMENT_NR_ACTION,   "action ->"                     },
1861
1862   { -1,                         NULL                            }
1863 };
1864
1865 static struct ValueTextInfo options_action_arg_envelope[] =
1866 {
1867   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1868   { CA_ARG_1,                   "1"                             },
1869   { CA_ARG_2,                   "2"                             },
1870   { CA_ARG_3,                   "3"                             },
1871   { CA_ARG_4,                   "4"                             },
1872   { CA_ARG_UNDEFINED,           " "                             },
1873   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1874   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1875   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1876   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1877
1878   { -1,                         NULL                            }
1879 };
1880
1881 static struct ValueTextInfo options_action_arg_key[] =
1882 {
1883   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1884   { CA_ARG_1,                   "1"                             },
1885   { CA_ARG_2,                   "2"                             },
1886   { CA_ARG_3,                   "3"                             },
1887   { CA_ARG_4,                   "4"                             },
1888   { CA_ARG_5,                   "5"                             },
1889   { CA_ARG_6,                   "6"                             },
1890   { CA_ARG_7,                   "7"                             },
1891   { CA_ARG_8,                   "8"                             },
1892   { CA_ARG_UNDEFINED,           " "                             },
1893   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1894   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1895   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1896   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1897
1898   { -1,                         NULL                            }
1899 };
1900
1901 static struct ValueTextInfo options_action_arg_speed[] =
1902 {
1903   { CA_ARG_SPEED_HEADLINE,      "[speed]"                       },
1904   { CA_ARG_SPEED_NOT_MOVING,    "frozen"                        },
1905   { CA_ARG_SPEED_VERY_SLOW,     "very slow"                     },
1906   { CA_ARG_SPEED_SLOW,          "slow"                          },
1907   { CA_ARG_SPEED_NORMAL,        "normal"                        },
1908   { CA_ARG_SPEED_FAST,          "fast"                          },
1909   { CA_ARG_SPEED_VERY_FAST,     "very fast"                     },
1910   { CA_ARG_SPEED_EVEN_FASTER,   "ultrafast"                     },
1911   { CA_ARG_UNDEFINED,           " "                             },
1912   { CA_ARG_SPEED_SLOWER,        "slower"                        },
1913   { CA_ARG_SPEED_FASTER,        "faster"                        },
1914   { CA_ARG_UNDEFINED,           " "                             },
1915   { CA_ARG_SPEED_RESET,         "reset"                         },
1916
1917   { -1,                         NULL                            }
1918 };
1919
1920 static struct ValueTextInfo options_action_arg_shield[] =
1921 {
1922   { CA_ARG_SHIELD_HEADLINE,     "[shield]"                      },
1923   { CA_ARG_SHIELD_OFF,          "off"                           },
1924   { CA_ARG_SHIELD_NORMAL,       "normal"                        },
1925   { CA_ARG_SHIELD_DEADLY,       "deadly"                        },
1926
1927   { -1,                         NULL                            }
1928 };
1929
1930 static struct ValueTextInfo options_action_arg_artwork[] =
1931 {
1932   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1933   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1934   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1935   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1936   { CA_ARG_UNDEFINED,           " "                             },
1937   { CA_ARG_ELEMENT_RESET,       "reset"                         },
1938
1939   { -1,                         NULL                            }
1940 };
1941
1942 static struct ValueTextInfo options_action_arg_gravity[] =
1943 {
1944   { CA_ARG_GRAVITY_HEADLINE,    "[gravity]"                     },
1945   { CA_ARG_GRAVITY_ON,          "on"                            },
1946   { CA_ARG_GRAVITY_OFF,         "off"                           },
1947   { CA_ARG_GRAVITY_TOGGLE,      "toggle"                        },
1948
1949   { -1,                         NULL                            }
1950 };
1951
1952 static struct ValueTextInfo options_action_arg_direction[] =
1953 {
1954   { CA_ARG_DIRECTION_HEADLINE,  "[dir.]"                        },
1955   { CA_ARG_DIRECTION_NONE,      "none"                          },
1956   { CA_ARG_DIRECTION_LEFT,      "left"                          },
1957   { CA_ARG_DIRECTION_RIGHT,     "right"                         },
1958   { CA_ARG_DIRECTION_UP,        "up"                            },
1959   { CA_ARG_DIRECTION_DOWN,      "down"                          },
1960   { CA_ARG_DIRECTION_TRIGGER,   "trigger"                       },
1961   { CA_ARG_DIRECTION_TRIGGER_BACK, "-trigger"                   },
1962
1963   { -1,                         NULL                            }
1964 };
1965
1966 static struct ValueTextInfo options_action_arg_scan_mode[] =
1967 {
1968   { CA_ARG_SCAN_MODE_HEADLINE,  "[mode]"                        },
1969   { CA_ARG_SCAN_MODE_NORMAL,    "normal"                        },
1970   { CA_ARG_SCAN_MODE_REVERSE,   "reverse"                       },
1971
1972   { -1,                         NULL                            }
1973 };
1974
1975 static struct ValueTextInfo options_action_arg_inventory[] =
1976 {
1977   { CA_ARG_INVENTORY_HEADLINE,  "[add]"                         },
1978   { CA_ARG_ELEMENT_TARGET,      "+ target"                      },
1979   { CA_ARG_ELEMENT_TRIGGER,     "+ trigger"                     },
1980   { CA_ARG_ELEMENT_ACTION,      "+ action"                      },
1981   { CA_ARG_UNDEFINED,           " "                             },
1982   { CA_ARG_INVENTORY_RM_HEADLINE,"[remove]"                     },
1983   { CA_ARG_INVENTORY_RM_TARGET, "- target"                      },
1984   { CA_ARG_INVENTORY_RM_TRIGGER,"- trigger"                     },
1985   { CA_ARG_INVENTORY_RM_ACTION, "- action"                      },
1986   { CA_ARG_INVENTORY_RM_FIRST,  "- first"                       },
1987   { CA_ARG_INVENTORY_RM_LAST,   "- last"                        },
1988   { CA_ARG_INVENTORY_RM_ALL,    "- all"                         },
1989   { CA_ARG_UNDEFINED,           " "                             },
1990   { CA_ARG_INVENTORY_RESET,     "reset"                         },
1991
1992   { -1,                         NULL                            }
1993 };
1994
1995 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1996 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1997 {
1998   { -1,                         NULL                            }
1999 };
2000
2001 static struct ValueTextInfo options_group_choice_mode[] =
2002 {
2003   { ANIM_RANDOM,                "random"                        },
2004   { ANIM_LOOP,                  "loop"                          },
2005   { ANIM_LINEAR,                "linear"                        },
2006   { ANIM_PINGPONG,              "pingpong"                      },
2007   { ANIM_PINGPONG2,             "pingpong 2"                    },
2008
2009   { -1,                         NULL                            }
2010 };
2011
2012 static struct ValueTextInfo *action_arg_modes[] =
2013 {
2014   options_action_mode_none,
2015   options_action_mode_assign,
2016   options_action_mode_add_remove,
2017   options_action_mode_calculate,
2018 };
2019
2020 static struct
2021 {
2022   int value;
2023   int mode;
2024   struct ValueTextInfo *options;
2025 }
2026 action_arg_options[] =
2027 {
2028   { CA_NO_ACTION,               0,      options_action_arg_none,        },
2029   { CA_EXIT_PLAYER,             0,      options_action_arg_player,      },
2030   { CA_KILL_PLAYER,             0,      options_action_arg_player,      },
2031   { CA_MOVE_PLAYER,             0,      options_action_arg_direction,   },
2032   { CA_RESTART_LEVEL,           0,      options_action_arg_none,        },
2033   { CA_SHOW_ENVELOPE,           0,      options_action_arg_envelope,    },
2034   { CA_SET_LEVEL_TIME,          3,      options_action_arg_number,      },
2035   { CA_SET_LEVEL_GEMS,          3,      options_action_arg_number,      },
2036   { CA_SET_LEVEL_SCORE,         3,      options_action_arg_number,      },
2037   { CA_SET_LEVEL_WIND,          1,      options_action_arg_direction,   },
2038   { CA_SET_PLAYER_KEYS,         2,      options_action_arg_key,         },
2039   { CA_SET_PLAYER_SPEED,        1,      options_action_arg_speed,       },
2040   { CA_SET_PLAYER_SHIELD,       1,      options_action_arg_shield,      },
2041   { CA_SET_PLAYER_GRAVITY,      1,      options_action_arg_gravity,     },
2042   { CA_SET_PLAYER_ARTWORK,      1,      options_action_arg_artwork,     },
2043   { CA_SET_PLAYER_INVENTORY,    0,      options_action_arg_inventory,   },
2044   { CA_SET_CE_VALUE,            3,      options_action_arg_value,       },
2045   { CA_SET_CE_SCORE,            3,      options_action_arg_value,       },
2046   { CA_SET_CE_ARTWORK,          1,      options_action_arg_artwork,     },
2047   { CA_SET_ENGINE_SCAN_MODE,    1,      options_action_arg_scan_mode,   },
2048
2049   { -1,                         FALSE,  NULL                            }
2050 };
2051
2052 static struct
2053 {
2054   int x, y;
2055   int gadget_id;
2056   int gadget_id_align;
2057   int size;     /* char size of selectbox or '-1' (dynamically determined) */
2058   struct ValueTextInfo *options;
2059   int *value;
2060   char *text_left, *text_right, *infotext;
2061 } selectbox_info[ED_NUM_SELECTBOX] =
2062 {
2063   /* ---------- level and editor settings ---------------------------------- */
2064
2065   {
2066     -1,                                 ED_LEVEL_SETTINGS_YPOS(7),
2067     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
2068     -1,
2069     options_time_or_steps,
2070     &level.use_step_counter,
2071     NULL, "(0 => no limit)",            "time or step limit"
2072   },
2073   {
2074     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2075     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
2076     -1,
2077     options_game_engine_type,
2078     &level.game_engine_type,
2079     "game engine:", NULL,               "game engine"
2080   },
2081   {
2082     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
2083     GADGET_ID_WIND_DIRECTION,           GADGET_ID_NONE,
2084     -1,
2085     options_wind_direction,
2086     &level.wind_direction_initial,
2087     "initial wind direction:", NULL,    "initial wind direction"
2088   },
2089
2090   /* ---------- element settings: configure (several elements) ------------- */
2091
2092   {
2093     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2094     GADGET_ID_PLAYER_SPEED,             GADGET_ID_NONE,
2095     -1,
2096     options_player_speed,
2097     &level.initial_player_stepsize[0],
2098     "initial player speed:", NULL,      "initial player speed"
2099   },
2100
2101   /* ---------- element settings: configure 1 (custom elements) ------------ */
2102
2103   {
2104     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2105     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
2106     -1,
2107     options_access_type,
2108     &custom_element.access_type,
2109     NULL, NULL,                         "type of access to this field"
2110   },
2111   {
2112     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
2113     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
2114     -1,
2115     options_access_layer,
2116     &custom_element.access_layer,
2117     NULL, NULL,                         "layer of access for this field"
2118   },
2119   {
2120     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
2121     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
2122     -1,
2123     options_access_protected,
2124     &custom_element.access_protected,
2125     NULL, NULL,                         "protected access for this field"
2126   },
2127   {
2128     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2129     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
2130     -1,
2131     options_access_direction,
2132     &custom_element.access_direction,
2133     "from", NULL,                       "access direction for this field"
2134   },
2135   {
2136     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2137     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
2138     -1,
2139     options_walk_to_action,
2140     &custom_element.walk_to_action,
2141     NULL, NULL,                         "diggable/collectible/pushable"
2142   },
2143
2144   /* ---------- element settings: configure 2 (custom elements) ------------ */
2145
2146   {
2147     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
2148     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
2149     -1,
2150     options_move_pattern,
2151     &custom_element.move_pattern,
2152     "can move", NULL,                   "element move pattern"
2153   },
2154   {
2155     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2156     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
2157     -1,
2158     options_move_direction,
2159     &custom_element.move_direction_initial,
2160     "starts moving", NULL,              "initial element move direction"
2161   },
2162   {
2163     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2164     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
2165     -1,
2166     options_move_stepsize,
2167     &custom_element.move_stepsize,
2168     "move/fall speed", NULL,            "speed of element movement"
2169   },
2170   {
2171     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2172     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
2173     -1,
2174     options_move_leave_type,
2175     &custom_element.move_leave_type,
2176     "can dig:    can", ":",             "leave behind or change element"
2177   },
2178   {
2179     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2180     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
2181     -1,
2182     options_smash_targets,
2183     &custom_element.smash_targets,
2184     "can smash", NULL,                  "elements that can be smashed"
2185   },
2186   {
2187     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2188     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
2189     -1,
2190     options_slippery_type,
2191     &custom_element.slippery_type,
2192     "slippery", NULL,                   "where other elements fall down"
2193   },
2194   {
2195     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2196     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
2197     -1,
2198     options_deadliness,
2199     &custom_element.deadliness,
2200     "deadly when", NULL,                "deadliness of element"
2201   },
2202   {
2203     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
2204     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
2205     -1,
2206     options_explosion_type,
2207     &custom_element.explosion_type,
2208     "can explode", NULL,                "explosion type"
2209   },
2210
2211   /* ---------- element settings: advanced (custom elements) --------------- */
2212
2213   {
2214     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
2215     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
2216     -1,
2217     options_time_units,
2218     &custom_element_change.delay_frames,
2219     "delay time given in", NULL,        "delay time units for change"
2220   },
2221   {
2222     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
2223     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
2224     -1,
2225     options_change_direct_action,
2226     &custom_element_change.direct_action,
2227     NULL, NULL,                         "type of direct action"
2228   },
2229   {
2230     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
2231     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
2232     -1,
2233     options_change_other_action,
2234     &custom_element_change.other_action,
2235     NULL, "element:",                   "type of other element action"
2236   },
2237   {
2238     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
2239     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
2240     -1,
2241     options_change_trigger_side,
2242     &custom_element_change.trigger_side,
2243     "at", "side",                       "element side triggering change"
2244   },
2245   {
2246     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2247     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
2248     -1,
2249     options_change_trigger_player,
2250     &custom_element_change.trigger_player,
2251     "player:", " ",                     "player that causes change"
2252   },
2253   {
2254     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2255     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
2256     -1,
2257     options_change_trigger_page,
2258     &custom_element_change.trigger_page,
2259     "page:", NULL,                      "change page that causes change"
2260   },
2261   {
2262     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
2263     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
2264     -1,
2265     options_change_replace_when,
2266     &custom_element_change.replace_when,
2267     "replace when", NULL,               "which elements can be replaced"
2268   },
2269   {
2270     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
2271     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
2272     -1,
2273     options_action_type,
2274     &custom_element_change.action_type,
2275     NULL, NULL,                         "action on specified condition"
2276   },
2277   {
2278     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2279     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
2280     -1,
2281     options_action_mode_none,
2282     &custom_element_change.action_mode,
2283     NULL, NULL,                         "action operator"
2284   },
2285   {
2286     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2287     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
2288     -1,
2289     options_action_arg_none,
2290     &custom_element_change.action_arg,
2291     NULL, NULL,                         "action parameter"
2292   },
2293   {
2294     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
2295     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
2296     3,
2297     options_change_page,
2298     &custom_element.current_change_page,
2299     NULL, NULL,                         "element change page"
2300   },
2301
2302   /* ---------- element settings: configure (group elements) --------------- */
2303
2304   {
2305     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2306     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
2307     -1,
2308     options_group_choice_mode,
2309     &group_element_info.choice_mode,
2310     "choice type:", NULL,               "type of group element choice"
2311   },
2312 };
2313
2314 static struct
2315 {
2316   int x, y;
2317   int gadget_id;
2318   int gadget_id_align;
2319   int size;
2320   char *text;
2321   char *text_left, *text_right, *infotext;
2322 } textbutton_info[ED_NUM_TEXTBUTTONS] =
2323 {
2324   {
2325     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
2326     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
2327     8,                                  "Info",
2328     NULL, NULL,                         "Show information about element"
2329   },
2330   {
2331     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
2332     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
2333     8,                                  "Config",
2334     NULL, NULL,                         "Configure element properties"
2335   },
2336   {
2337     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
2338     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
2339     8,                                  "Config 1",
2340     NULL, NULL,                         "Configure element properties, part 1"
2341   },
2342   {
2343     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
2344     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
2345     8,                                  "Config 2",
2346     NULL, NULL,                         "Configure element properties, part 2"
2347   },
2348   {
2349     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
2350     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
2351     8,                                  "Change",
2352     NULL, NULL,                         "Configure custom element change pages"
2353   },
2354   {
2355     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2356     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
2357     -1,                                 "Save",
2358     " ", "As Template",                 "Save current settings as new template"
2359   },
2360   {
2361     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2362     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
2363     -1,                                 "New",
2364     NULL, NULL,                         "Add new change page"
2365   },
2366   {
2367     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2368     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
2369     -1,                                 "Delete",
2370     NULL, NULL,                         "Delete current change page"
2371   },
2372 };
2373
2374 static struct
2375 {
2376   int gd_x, gd_y;
2377   int x, y;
2378   int width, height;
2379   int gadget_id;
2380   int gadget_id_align;
2381   char *text_left, *text_right, *infotext;
2382 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
2383 {
2384   {
2385     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
2386     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
2387     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2388     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
2389     NULL, NULL,                         "select previous change page"
2390   },
2391   {
2392     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
2393     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2394     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2395     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
2396     NULL, "change page",                "select next change page"
2397   },
2398   {
2399     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
2400     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2401     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2402     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
2403     " ", NULL,                          "copy settings from this change page"
2404   },
2405   {
2406     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
2407     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2408     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2409     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
2410     NULL, NULL,                         "paste settings to this change page"
2411   },
2412 };
2413
2414 static struct
2415 {
2416   int gd_x, gd_y;
2417   int x, y;
2418   int gadget_id;
2419   char *infotext;
2420 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2421 {
2422   {
2423     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
2424     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
2425     GADGET_ID_SCROLL_UP,
2426     "scroll level editing area up"
2427   },
2428   {
2429     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
2430     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
2431     GADGET_ID_SCROLL_DOWN,
2432     "scroll level editing area down"
2433   },
2434   {
2435     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
2436     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
2437     GADGET_ID_SCROLL_LEFT,
2438     "scroll level editing area left"
2439   },
2440   {
2441     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
2442     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
2443     GADGET_ID_SCROLL_RIGHT,
2444     "scroll level editing area right"
2445   },
2446   {
2447     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
2448     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
2449     GADGET_ID_SCROLL_LIST_UP,
2450     "scroll element list up ('Page Up')"
2451   },
2452   {
2453     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2454     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2455     GADGET_ID_SCROLL_LIST_DOWN,
2456     "scroll element list down ('Page Down')"
2457   },
2458 };
2459
2460 static struct
2461 {
2462   int gd_x, gd_y;
2463   int x, y;
2464   int width, height;
2465   int wheel_x, wheel_y;
2466   int wheel_width, wheel_height;
2467   int type;
2468   int gadget_id;
2469   char *infotext;
2470 } scrollbar_info[ED_NUM_SCROLLBARS] =
2471 {
2472   {
2473     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2474     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2475     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2476 #if 1
2477     SX,                                 SY,
2478     SXSIZE,                             SYSIZE,
2479 #else
2480     0,                                  0,
2481     SX + SXSIZE + SX,                   WIN_YSIZE,
2482 #endif
2483     GD_TYPE_SCROLLBAR_HORIZONTAL,
2484     GADGET_ID_SCROLL_HORIZONTAL,
2485     "scroll level editing area horizontally"
2486   },
2487   {
2488     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2489     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2490     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2491 #if 1
2492     SX,                                 SY,
2493     SXSIZE,                             SYSIZE,
2494 #else
2495     0,                                  0,
2496     SX + SXSIZE + SX,                   WIN_YSIZE,
2497 #endif
2498     GD_TYPE_SCROLLBAR_VERTICAL,
2499     GADGET_ID_SCROLL_VERTICAL,
2500     "scroll level editing area vertically"
2501   },
2502   {
2503     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2504     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2505     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2506 #if 1
2507     DX,                                 DY,
2508     DXSIZE,                             DYSIZE,
2509 #else
2510     SX + SXSIZE + SX,                   0,
2511     WIN_XSIZE - (SX + SXSIZE + SX),     WIN_YSIZE,
2512 #endif
2513     GD_TYPE_SCROLLBAR_VERTICAL,
2514     GADGET_ID_SCROLL_LIST_VERTICAL,
2515     "scroll element list vertically"
2516   }
2517 };
2518
2519 static struct
2520 {
2521   int x, y;
2522   int gadget_id;
2523   int gadget_id_align;
2524   int radio_button_nr;
2525   int *value;
2526   int checked_value;
2527   char *text_left, *text_right, *infotext;
2528 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2529 {
2530   {
2531     -1,                                 ED_COUNTER2_YPOS(8),
2532     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2533     RADIO_NR_RANDOM_ELEMENTS,
2534     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2535     " ", "percentage",                  "use percentage for random elements"
2536   },
2537   {
2538     -1,                                 ED_COUNTER2_YPOS(8),
2539     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2540     RADIO_NR_RANDOM_ELEMENTS,
2541     &random_placement_method,           RANDOM_USE_QUANTITY,
2542     " ", "quantity",                    "use quantity for random elements"
2543   }
2544 };
2545
2546 static struct
2547 {
2548   int x, y;
2549   int gadget_id;
2550   int gadget_id_align;
2551   boolean *value;
2552   char *text_left, *text_right, *infotext;
2553 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2554 {
2555   /* ---------- level and editor settings ---------------------------------- */
2556
2557   {
2558     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2559     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2560     &random_placement_background_restricted,
2561     NULL,
2562     "restrict random placement to:",    "set random placement restriction"
2563   },
2564
2565   /* ---------- element settings: configure (various elements) ------------- */
2566
2567   {
2568     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2569     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2570     &stick_element_properties_window,
2571     NULL,
2572     "stick this screen to edit content","stick this screen to edit content"
2573   },
2574   {
2575     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2576     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2577     &level.em_slippery_gems,
2578     NULL,
2579     "slip down from certain flat walls","use EM/DC style slipping behaviour"
2580   },
2581   {
2582     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2583     GADGET_ID_EM_EXPLODES_BY_FIRE,      GADGET_ID_NONE,
2584     &level.em_explodes_by_fire,
2585     NULL,
2586     "explodes with chain reaction",     "use R'n'D style explosion behaviour"
2587   },
2588   {
2589     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2590     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2591     &level.use_spring_bug,
2592     NULL,
2593     "use spring pushing bug",           "use odd spring pushing behaviour"
2594   },
2595   {
2596     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2597     GADGET_ID_USE_TIME_ORB_BUG,         GADGET_ID_NONE,
2598     &level.use_time_orb_bug,
2599     NULL,
2600     "use time orb bug",                 "use odd time orb behaviour"
2601   },
2602   {
2603     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2604     GADGET_ID_RANDOM_BALL_CONTENT,      GADGET_ID_NONE,
2605     &level.ball_random,
2606     NULL,
2607     "create single random element",     "only create one element from content"
2608   },
2609   {
2610     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2611     GADGET_ID_INITIAL_BALL_STATE,       GADGET_ID_NONE,
2612     &level.ball_state_initial,
2613     NULL,
2614     "magic ball initially activated",   "activate magic ball after level start"
2615   },
2616   {
2617     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2618     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2619     &level.grow_into_diggable,
2620     NULL,
2621     "can grow into anything diggable",  "grow into more than just sand"
2622   },
2623   {
2624     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2625     GADGET_ID_CONTINUOUS_SNAPPING,      GADGET_ID_NONE,
2626     &level.continuous_snapping,
2627     NULL,
2628     "continuos snapping",               "use snapping without releasing key"
2629   },
2630   {
2631     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2632     GADGET_ID_BLOCK_SNAP_FIELD,         GADGET_ID_NONE,
2633     &level.block_snap_field,
2634     NULL,
2635     "block snapped field when snapping", "use snapping delay to show animation"
2636   },
2637   {
2638     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2639     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2640     &level.block_last_field,
2641     NULL,
2642     "block last field when moving",     "player blocks last field when moving"
2643   },
2644   {
2645     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2646     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2647     &level.sp_block_last_field,
2648     NULL,
2649     "block last field when moving",     "player blocks last field when moving"
2650   },
2651   {
2652     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2653     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2654     &level.instant_relocation,
2655     NULL,
2656     "no scrolling when relocating",     "player gets relocated without delay"
2657   },
2658   {
2659     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2660     GADGET_ID_SHIFTED_RELOCATION,       GADGET_ID_NONE,
2661     &level.shifted_relocation,
2662     NULL,
2663     "no centering when relocating",     "level not centered after relocation"
2664   },
2665   {
2666     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2667     GADGET_ID_USE_START_ELEMENT,        GADGET_ID_NONE,
2668     &level.use_start_element[0],
2669     NULL,
2670     "use level start element:",        "start level at this element's position"
2671   },
2672   {
2673     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2674     GADGET_ID_USE_ARTWORK_ELEMENT,      GADGET_ID_NONE,
2675     &level.use_artwork_element[0],
2676     NULL,
2677     "use artwork from element:",        "use player artwork from other element"
2678   },
2679   {
2680     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(11),
2681     GADGET_ID_USE_EXPLOSION_ELEMENT,    GADGET_ID_NONE,
2682     &level.use_explosion_element[0],
2683     NULL,
2684     "use explosion from element:",      "use explosion properties from element"
2685   },
2686   {
2687     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
2688     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2689     &level.initial_player_gravity[0],
2690     NULL,
2691     "use initial gravity",              "set initial player gravity"
2692   },
2693   {
2694     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2695     GADGET_ID_USE_INITIAL_INVENTORY,    GADGET_ID_NONE,
2696     &level.use_initial_inventory[0],
2697     NULL,
2698     "use initial inventory:",           "use collected elements on level start"
2699   },
2700   {
2701     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2702     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2703     &level.can_pass_to_walkable,
2704     NULL,
2705     "can pass to walkable element",     "player can pass to empty or walkable"
2706   },
2707   {
2708     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2709     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2710     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2711     NULL,
2712     "can fall into acid (with gravity)","player can fall into acid pool"
2713   },
2714   {
2715     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2716     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2717     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2718     NULL,
2719     "can move into acid",               "element can move into acid pool"
2720   },
2721   {
2722     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2723     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2724     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2725     NULL,
2726     "deadly when colliding with",       "element is deadly when hitting player"
2727   },
2728   {
2729     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2730     GADGET_ID_ENVELOPE_AUTOWRAP,        GADGET_ID_NONE,
2731     &level.envelope[0].autowrap,
2732     NULL,
2733     "auto-wrap",                        "automatically wrap envelope text"
2734   },
2735   {
2736     -1,                                 ED_ELEMENT_SETTINGS_YPOS(1),
2737     GADGET_ID_ENVELOPE_CENTERED,        GADGET_ID_ENVELOPE_AUTOWRAP,
2738     &level.envelope[0].centered,
2739     " ",
2740     "centered",                         "automatically center envelope text"
2741   },
2742
2743   /* ---------- element settings: configure 1 (custom elements) ----------- */
2744
2745   {
2746     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2747     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2748     &custom_element.use_gfx_element,
2749
2750     /* !!! add separate "use existing element sound" !!! */
2751 #if 0
2752     NULL,
2753     "use graphic/sound of element:",    "use existing graphic and sound"
2754 #else
2755     NULL,
2756     "use graphic of element:",          "use existing element graphic"
2757 #endif
2758   },
2759   {
2760     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2761     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2762     &level.use_custom_template,
2763     NULL,
2764     "use template",                     "use template for custom properties"
2765   },
2766   {
2767     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2768     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2769     &custom_element_properties[EP_ACCESSIBLE],
2770     NULL,
2771     NULL,                               "player can walk to or pass this field"
2772   },
2773   {
2774     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2775     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2776     &custom_element_properties[EP_GRAVITY_REACHABLE],
2777     NULL,
2778     "reachable despite gravity",        "player can walk/dig despite gravity"
2779   },
2780   {
2781     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2782     GADGET_ID_CUSTOM_USE_LAST_VALUE,    GADGET_ID_NONE,
2783     &custom_element.use_last_ce_value,
2784     NULL,
2785     "use last CE value after change",   "use last CE value after change"
2786   },
2787   {
2788     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2789     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2790     &custom_element_properties[EP_WALK_TO_OBJECT],
2791     NULL,
2792     NULL,                               "player can dig/collect/push element"
2793   },
2794   {
2795     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2796     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2797     &custom_element_properties[EP_INDESTRUCTIBLE],
2798     NULL,
2799     "indestructible",                   "element is indestructible"
2800   },
2801
2802   /* ---------- element settings: configure 2 (custom elements) ----------- */
2803
2804   {
2805     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2806     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2807     &custom_element_properties[EP_CAN_MOVE],
2808     NULL,
2809     NULL,                               "element can move with some pattern"
2810   },
2811   {
2812     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2813     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2814     &custom_element_properties[EP_CAN_FALL],
2815     NULL,
2816     "can fall",                         "element can fall down"
2817   },
2818   {
2819     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2820     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2821     &custom_element_properties[EP_CAN_SMASH],
2822     " ",
2823     NULL,                               "element can smash other elements"
2824   },
2825   {
2826     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2827     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2828     &custom_element_properties[EP_SLIPPERY],
2829     NULL,
2830     NULL,                               "other elements can fall down from it"
2831   },
2832   {
2833     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2834     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2835     &custom_element_properties[EP_DEADLY],
2836     NULL,
2837     NULL,                               "element can kill the player"
2838   },
2839   {
2840     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2841     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2842     &custom_element_properties[EP_CAN_EXPLODE],
2843     NULL,
2844     NULL,                               "element can explode"
2845   },
2846   {
2847     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2848     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2849     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2850     NULL,
2851     "by fire",                          "element can explode by fire/explosion"
2852   },
2853   {
2854     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2855     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2856     &custom_element_properties[EP_EXPLODES_SMASHED],
2857     " ",
2858     "smashed",                          "element can explode when smashed"
2859   },
2860   {
2861     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2862     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2863     &custom_element_properties[EP_EXPLODES_IMPACT],
2864     " ",
2865     "impact",                           "element can explode on impact"
2866   },
2867
2868   /* ---------- element settings: advanced (custom elements) --------------- */
2869
2870   {
2871     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2872     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2873     &custom_element_change.can_change,
2874     NULL,
2875     "element changes to:",              "change element on specified condition"
2876   },
2877   {
2878     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2879     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2880     &custom_element_change_events[CE_DELAY],
2881     NULL,
2882     NULL,                               "element changes after delay"
2883   },
2884   {
2885     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2886     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2887     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2888     NULL,
2889     NULL,                               "element changes by direct action"
2890   },
2891   {
2892     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2893     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2894     &custom_element_change_events[CE_BY_OTHER_ACTION],
2895     NULL,
2896     NULL,                               "element changes by other element"
2897   },
2898   {
2899     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2900     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2901     &custom_element_change.explode,
2902     NULL,
2903     "explode instead of change",        "element explodes instead of change"
2904   },
2905   {
2906     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2907     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2908     &custom_element_change.use_target_content,
2909     NULL,
2910     "use extended change target:",      "element changes to more elements"
2911   },
2912   {
2913     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2914     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2915     &custom_element_change.only_if_complete,
2916     NULL,
2917     "replace all or nothing",           "only replace when all can be changed"
2918   },
2919   {
2920     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2921     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2922     &custom_element_change.use_random_replace,
2923     NULL,
2924     NULL,                               "use percentage for random replace"
2925   },
2926   {
2927     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2928     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2929     &custom_element_change.has_action,
2930     NULL,
2931     NULL,                               "execute action on specified condition"
2932   },
2933 };
2934
2935 static struct
2936 {
2937   int x, y;
2938   int gadget_id;
2939   int gadget_id_align;
2940   int *value;
2941   int area_xsize, area_ysize;
2942   char *text_left, *text_right, *text_below, *infotext;
2943 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2944 {
2945   /* ---------- level playfield content ------------------------------------ */
2946
2947   {
2948     0,                                  0,
2949     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2950     NULL,                               MAX_ED_FIELDX, MAX_ED_FIELDY,
2951     NULL, NULL, NULL,                   NULL
2952   },
2953
2954   /* ---------- yam yam content -------------------------------------------- */
2955
2956   {
2957     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2958     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2959     &level.yamyam_content[0].e[0][0],   3, 3,
2960     NULL, NULL, "1",                    NULL
2961   },
2962   {
2963     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2964     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2965     &level.yamyam_content[1].e[0][0],   3, 3,
2966     NULL, NULL, "2",                    NULL
2967   },
2968   {
2969     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2970     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2971     &level.yamyam_content[2].e[0][0],   3, 3,
2972     NULL, NULL, "3",                    NULL
2973   },
2974   {
2975     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2976     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2977     &level.yamyam_content[3].e[0][0],   3, 3,
2978     NULL, NULL, "4",                    NULL
2979   },
2980   {
2981     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2982     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2983     &level.yamyam_content[4].e[0][0],   3, 3,
2984     NULL, NULL, "5",                    NULL
2985   },
2986   {
2987     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2988     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2989     &level.yamyam_content[5].e[0][0],   3, 3,
2990     NULL, NULL, "6",                    NULL
2991   },
2992   {
2993     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2994     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2995     &level.yamyam_content[6].e[0][0],   3, 3,
2996     NULL, NULL, "7",                    NULL
2997   },
2998   {
2999     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
3000     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
3001     &level.yamyam_content[7].e[0][0],   3, 3,
3002     NULL, NULL, "8",                    NULL
3003   },
3004
3005   /* ---------- magic ball content ----------------------------------------- */
3006
3007   {
3008     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
3009     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
3010     &level.ball_content[0].e[0][0],     3, 3,
3011     NULL, NULL, "1",                    NULL
3012   },
3013   {
3014     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
3015     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
3016     &level.ball_content[1].e[0][0],     3, 3,
3017     NULL, NULL, "2",                    NULL
3018   },
3019   {
3020     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
3021     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
3022     &level.ball_content[2].e[0][0],     3, 3,
3023     NULL, NULL, "3",                    NULL
3024   },
3025   {
3026     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
3027     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
3028     &level.ball_content[3].e[0][0],     3, 3,
3029     NULL, NULL, "4",                    NULL
3030   },
3031   {
3032     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
3033     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
3034     &level.ball_content[4].e[0][0],     3, 3,
3035     NULL, NULL, "5",                    NULL
3036   },
3037   {
3038     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
3039     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
3040     &level.ball_content[5].e[0][0],     3, 3,
3041     NULL, NULL, "6",                    NULL
3042   },
3043   {
3044     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
3045     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
3046     &level.ball_content[6].e[0][0],     3, 3,
3047     NULL, NULL, "7",                    NULL
3048   },
3049   {
3050     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
3051     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
3052     &level.ball_content[7].e[0][0],     3, 3,
3053     NULL, NULL, "8",                    NULL
3054   },
3055
3056   /* ---------- android content -------------------------------------------- */
3057
3058   {
3059     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(5),
3060     GADGET_ID_ANDROID_CONTENT,          GADGET_ID_NONE,
3061     &level.android_clone_element[0],    MAX_ANDROID_ELEMENTS, 1,
3062     "elements:", NULL, NULL,            "elements android can clone"
3063   },
3064
3065   /* ---------- amoeba content --------------------------------------------- */
3066
3067   {
3068     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
3069     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
3070     &level.amoeba_content,              1, 1,
3071     "content:", NULL, NULL,             "amoeba content"
3072   },
3073
3074   /* ---------- level start element ---------------------------------------- */
3075
3076   {
3077     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(9),
3078     GADGET_ID_START_ELEMENT,            GADGET_ID_USE_START_ELEMENT,
3079     &level.start_element[0],            1, 1,
3080     NULL, NULL, NULL,                   "level start element"
3081   },
3082
3083   /* ---------- player artwork element ------------------------------------- */
3084
3085   {
3086     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(10),
3087     GADGET_ID_ARTWORK_ELEMENT,          GADGET_ID_USE_ARTWORK_ELEMENT,
3088     &level.artwork_element[0],          1, 1,
3089     NULL, NULL, NULL,                   "element for player artwork"
3090   },
3091
3092   /* ---------- player explosion element ----------------------------------- */
3093
3094   {
3095     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(11),
3096     GADGET_ID_EXPLOSION_ELEMENT,        GADGET_ID_USE_EXPLOSION_ELEMENT,
3097     &level.explosion_element[0],        1, 1,
3098     NULL, NULL, NULL,                   "element for player explosion"
3099   },
3100
3101   /* ---------- player initial inventory ----------------------------------- */
3102
3103   {
3104     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3105     GADGET_ID_INVENTORY_CONTENT,        GADGET_ID_USE_INITIAL_INVENTORY,
3106     &level.initial_inventory_content[0][0], MAX_INITIAL_INVENTORY_SIZE, 1,
3107     NULL, NULL, NULL,                   "content for initial inventory"
3108   },
3109
3110   /* ---------- element settings: configure 1 (custom elements) ----------- */
3111
3112   /* ---------- custom graphic --------------------------------------------- */
3113
3114   {
3115     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3116     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
3117     &custom_element.gfx_element_initial,1, 1,
3118     NULL, NULL, NULL,                   "custom graphic element"
3119   },
3120
3121   /* ---------- element settings: configure 2 (custom elements) ----------- */
3122
3123   /* ---------- custom content (when exploding) ---------------------------- */
3124
3125   {
3126     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
3127     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
3128     &custom_element.content.e[0][0],    3, 3,
3129     "content:", NULL, NULL,             NULL
3130   },
3131
3132   /* ---------- custom enter and leave element (when moving) --------------- */
3133
3134   {
3135     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
3136     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
3137     &custom_element.move_enter_element, 1, 1,
3138     "can dig:", " ", NULL,              "element that can be digged/collected"
3139   },
3140   {
3141     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
3142     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
3143     &custom_element.move_leave_element, 1, 1,
3144     NULL, NULL, NULL,                   "element that will be left behind"
3145   },
3146
3147   /* ---------- element settings: advanced (custom elements) --------------- */
3148
3149   /* ---------- custom change target --------------------------------------- */
3150
3151   {
3152     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3153     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
3154     &custom_element_change.target_element, 1, 1,
3155     NULL, "after/when:", NULL,          "new target element after change"
3156   },
3157
3158   /* ---------- custom change content (extended change target) ------------- */
3159
3160   {
3161     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(9),
3162     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
3163     &custom_element_change.target_content.e[0][0], 3, 3,
3164     NULL, NULL, NULL,                   "new extended elements after change"
3165   },
3166
3167   /* ---------- custom change trigger (element causing change) ------------- */
3168
3169   {
3170     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
3171     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
3172     &custom_element_change.initial_trigger_element, 1, 1,
3173     NULL, NULL, NULL,                   "other element triggering change"
3174   },
3175
3176   /* ---------- custom change action (element used for action) ------------- */
3177
3178   {
3179     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(13),
3180     GADGET_ID_CUSTOM_CHANGE_ACTION,     GADGET_ID_ACTION_ARG,
3181     &custom_element_change.action_element, 1, 1,
3182     NULL, NULL, NULL,                   "element used as action parameter"
3183   },
3184
3185   /* ---------- group element content -------------------------------------- */
3186
3187   {
3188     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
3189     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
3190     &group_element_info.element[0],     MAX_ELEMENTS_IN_GROUP, 1,
3191     "content:", NULL, NULL,             NULL
3192   },
3193
3194   /* ---------- random background (for random painting) -------------------- */
3195
3196   {
3197     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
3198     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
3199     &random_placement_background_element, 1, 1,
3200     NULL, NULL, NULL,                   "random placement background"
3201   },
3202 };
3203
3204
3205 /*
3206   -----------------------------------------------------------------------------
3207   some internally used variables
3208   -----------------------------------------------------------------------------
3209 */
3210
3211 /* actual size of level editor drawing area */
3212 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
3213
3214 /* actual position of level editor drawing area in level playfield */
3215 static int level_xpos = -1, level_ypos = -1;
3216
3217 #if 1
3218 #define IN_ED_FIELD(x,y)        IN_FIELD(x, y, ed_fieldx, ed_fieldy)
3219 #else
3220 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
3221 #endif
3222
3223 /* drawing elements on the three mouse buttons */
3224 static int new_element1 = EL_WALL;
3225 static int new_element2 = EL_EMPTY;
3226 static int new_element3 = EL_SAND;
3227
3228 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
3229 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
3230                                 (button) == 2 ? new_element2 : \
3231                                 (button) == 3 ? new_element3 : EL_EMPTY)
3232 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
3233
3234 /* forward declaration for internal use */
3235 static void ModifyEditorCounterValue(int, int);
3236 static void ModifyEditorCounterLimits(int, int, int);
3237 static void ModifyEditorSelectboxValue(int, int);
3238 static void ModifyEditorSelectboxOptions(int, struct ValueTextInfo *);
3239 static void ModifyEditorDrawingArea(int, int, int);
3240 static void ModifyEditorElementList();
3241 static void AdjustElementListScrollbar();
3242 static void RedrawDrawingElements();
3243 static void DrawDrawingWindow();
3244 static void DrawLevelInfoWindow();
3245 static void DrawPropertiesWindow();
3246 static void UpdateCustomElementGraphicGadgets();
3247 static boolean checkPropertiesConfig(int);
3248 static void CopyLevelToUndoBuffer(int);
3249 static void HandleDrawingAreas(struct GadgetInfo *);
3250 static void HandleCounterButtons(struct GadgetInfo *);
3251 static void HandleTextInputGadgets(struct GadgetInfo *);
3252 static void HandleTextAreaGadgets(struct GadgetInfo *);
3253 static void HandleSelectboxGadgets(struct GadgetInfo *);
3254 static void HandleTextbuttonGadgets(struct GadgetInfo *);
3255 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
3256 static void HandleRadiobuttons(struct GadgetInfo *);
3257 static void HandleCheckbuttons(struct GadgetInfo *);
3258 static void HandleControlButtons(struct GadgetInfo *);
3259 static void HandleDrawingAreaInfo(struct GadgetInfo *);
3260 static void PrintEditorGadgetInfoText(struct GadgetInfo *);
3261
3262 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
3263 static int right_gadget_border[NUM_EDITOR_GADGETS];
3264
3265 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
3266 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
3267 static boolean draw_with_brush = FALSE;
3268 static int properties_element = 0;
3269
3270 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3271 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3272 static short IntelliDrawBuffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3273 static int undo_buffer_position = 0;
3274 static int undo_buffer_steps = 0;
3275
3276 static int edit_mode;
3277 static int edit_mode_properties;
3278
3279 static int element_shift = 0;
3280
3281 static int editor_el_players[] =
3282 {
3283   EL_PLAYER_1,
3284   EL_PLAYER_2,
3285   EL_PLAYER_3,
3286   EL_PLAYER_4
3287 };
3288 static int *editor_el_players_ptr = editor_el_players;
3289 static int num_editor_el_players = SIZEOF_ARRAY_INT(editor_el_players);
3290
3291 static int editor_hl_boulderdash[] =
3292 {
3293   EL_INTERNAL_CASCADE_BD_ACTIVE,
3294   EL_CHAR('B'),
3295   EL_CHAR('D'),
3296   EL_EMPTY,
3297 };
3298
3299 static int editor_el_boulderdash[] =
3300 {
3301   EL_EMPTY,
3302   EL_SAND,
3303   EL_BD_ROCK,
3304   EL_BD_DIAMOND,
3305
3306   EL_STEELWALL,
3307   EL_BD_WALL,
3308   EL_BD_EXPANDABLE_WALL,
3309   EL_BD_MAGIC_WALL,
3310
3311   EL_BD_AMOEBA,
3312   EL_BD_BUTTERFLY_UP,
3313   EL_BD_FIREFLY_UP,
3314   EL_EXIT_CLOSED,
3315
3316   EL_BD_BUTTERFLY_LEFT,
3317   EL_BD_FIREFLY_LEFT,
3318   EL_BD_BUTTERFLY_RIGHT,
3319   EL_BD_FIREFLY_RIGHT,
3320
3321   EL_EMPTY,
3322   EL_BD_BUTTERFLY_DOWN,
3323   EL_BD_FIREFLY_DOWN,
3324   EL_EXIT_OPEN,
3325 };
3326 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
3327 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
3328 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
3329 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
3330
3331 static int editor_hl_emerald_mine[] =
3332 {
3333   EL_INTERNAL_CASCADE_EM_ACTIVE,
3334   EL_CHAR('E'),
3335   EL_CHAR('M'),
3336   EL_EMPTY,
3337 };
3338
3339 static int editor_el_emerald_mine[] =
3340 {
3341   EL_SAND,
3342   EL_ROCK,
3343   EL_QUICKSAND_EMPTY,
3344   EL_QUICKSAND_FULL,
3345
3346   EL_STEELWALL,
3347   EL_WALL,
3348   EL_WALL_SLIPPERY,
3349   EL_MAGIC_WALL,
3350
3351   EL_EMERALD,
3352   EL_DIAMOND,
3353   EL_NUT,
3354   EL_BOMB,
3355
3356   EL_WALL_EMERALD,
3357   EL_WALL_DIAMOND,
3358   EL_DYNAMITE,
3359   EL_DYNAMITE_ACTIVE,
3360
3361   EL_YAMYAM,
3362   EL_BUG_UP,
3363   EL_SPACESHIP_UP,
3364   EL_ROBOT,
3365
3366   EL_BUG_LEFT,
3367   EL_SPACESHIP_LEFT,
3368   EL_BUG_RIGHT,
3369   EL_SPACESHIP_RIGHT,
3370
3371   EL_ROBOT_WHEEL,
3372   EL_BUG_DOWN,
3373   EL_SPACESHIP_DOWN,
3374   EL_INVISIBLE_WALL,
3375
3376   EL_ACID_POOL_TOPLEFT,
3377   EL_ACID,
3378   EL_ACID_POOL_TOPRIGHT,
3379   EL_AMOEBA_DROP,
3380
3381   EL_ACID_POOL_BOTTOMLEFT,
3382   EL_ACID_POOL_BOTTOM,
3383   EL_ACID_POOL_BOTTOMRIGHT,
3384   EL_AMOEBA_WET,
3385
3386   EL_EM_KEY_1,
3387   EL_EM_KEY_2,
3388   EL_EM_KEY_3,
3389   EL_EM_KEY_4,
3390
3391   EL_EM_GATE_1,
3392   EL_EM_GATE_2,
3393   EL_EM_GATE_3,
3394   EL_EM_GATE_4,
3395
3396   EL_EM_GATE_1_GRAY,
3397   EL_EM_GATE_2_GRAY,
3398   EL_EM_GATE_3_GRAY,
3399   EL_EM_GATE_4_GRAY,
3400
3401   EL_EM_EXIT_CLOSED,
3402   EL_EM_EXIT_OPEN,
3403   EL_EM_STEEL_EXIT_CLOSED,
3404   EL_EM_STEEL_EXIT_OPEN,
3405 };
3406 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
3407 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
3408 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
3409 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
3410
3411 static int editor_hl_emerald_mine_club[] =
3412 {
3413   EL_INTERNAL_CASCADE_EMC_ACTIVE,
3414   EL_CHAR('E'),
3415   EL_CHAR('M'),
3416   EL_CHAR('C'),
3417 };
3418
3419 static int editor_el_emerald_mine_club[] =
3420 {
3421   EL_EMC_KEY_5,
3422   EL_EMC_KEY_6,
3423   EL_EMC_KEY_7,
3424   EL_EMC_KEY_8,
3425
3426   EL_EMC_GATE_5,
3427   EL_EMC_GATE_6,
3428   EL_EMC_GATE_7,
3429   EL_EMC_GATE_8,
3430
3431   EL_EMC_GATE_5_GRAY,
3432   EL_EMC_GATE_6_GRAY,
3433   EL_EMC_GATE_7_GRAY,
3434   EL_EMC_GATE_8_GRAY,
3435
3436   EL_EMC_STEELWALL_1,
3437   EL_EMC_STEELWALL_2,
3438   EL_EMC_STEELWALL_3,
3439   EL_EMC_STEELWALL_4,
3440
3441   EL_EMC_WALL_13,
3442   EL_EMC_WALL_14,
3443   EL_EMC_WALL_15,
3444   EL_EMC_WALL_16,
3445
3446   EL_EMC_WALL_SLIPPERY_1,
3447   EL_EMC_WALL_SLIPPERY_2,
3448   EL_EMC_WALL_SLIPPERY_3,
3449   EL_EMC_WALL_SLIPPERY_4,
3450
3451   EL_EMC_WALL_1,
3452   EL_EMC_WALL_2,
3453   EL_EMC_WALL_3,
3454   EL_EMC_WALL_4,
3455
3456   EL_EMC_WALL_5,
3457   EL_EMC_WALL_6,
3458   EL_EMC_WALL_7,
3459   EL_EMC_WALL_8,
3460
3461   EL_EMC_WALL_9,
3462   EL_EMC_WALL_10,
3463   EL_EMC_WALL_11,
3464   EL_EMC_WALL_12,
3465
3466   EL_EMC_GRASS,
3467   EL_EMC_FAKE_GRASS,
3468   EL_EMC_PLANT,
3469   EL_EMC_DRIPPER,
3470
3471   EL_EMC_MAGIC_BALL,
3472   EL_EMC_MAGIC_BALL_SWITCH,
3473   EL_SPRING,
3474   EL_EMC_SPRING_BUMPER,
3475
3476   EL_EMC_LENSES,
3477   EL_EMC_MAGNIFIER,
3478   EL_EM_DYNAMITE,
3479   EL_EM_DYNAMITE_ACTIVE,
3480
3481   EL_BALLOON,
3482   EL_YAMYAM_UP,
3483   EL_BALLOON_SWITCH_UP,
3484   EL_BALLOON_SWITCH_ANY,
3485
3486   EL_YAMYAM_LEFT,
3487   EL_BALLOON_SWITCH_LEFT,
3488   EL_YAMYAM_RIGHT,
3489   EL_BALLOON_SWITCH_RIGHT,
3490
3491   EL_EMC_ANDROID,
3492   EL_YAMYAM_DOWN,
3493   EL_BALLOON_SWITCH_DOWN,
3494   EL_BALLOON_SWITCH_NONE,
3495 };
3496 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
3497 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
3498 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
3499 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
3500
3501 static int editor_hl_rnd[] =
3502 {
3503   EL_INTERNAL_CASCADE_RND_ACTIVE,
3504   EL_CHAR('R'),
3505   EL_CHAR('N'),
3506   EL_CHAR('D'),
3507 };
3508
3509 static int editor_el_rnd[] =
3510 {
3511   EL_KEY_1,
3512   EL_KEY_2,
3513   EL_KEY_3,
3514   EL_KEY_4,
3515
3516   EL_GATE_1,
3517   EL_GATE_2,
3518   EL_GATE_3,
3519   EL_GATE_4,
3520
3521   EL_GATE_1_GRAY,
3522   EL_GATE_2_GRAY,
3523   EL_GATE_3_GRAY,
3524   EL_GATE_4_GRAY,
3525
3526   EL_ARROW_LEFT,
3527   EL_ARROW_RIGHT,
3528   EL_ARROW_UP,
3529   EL_ARROW_DOWN,
3530
3531   EL_AMOEBA_DEAD,
3532   EL_AMOEBA_DRY,
3533   EL_AMOEBA_FULL,
3534   EL_GAME_OF_LIFE,
3535
3536   EL_EMERALD_YELLOW,
3537   EL_EMERALD_RED,
3538   EL_EMERALD_PURPLE,
3539   EL_BIOMAZE,
3540
3541   EL_WALL_EMERALD_YELLOW,
3542   EL_WALL_EMERALD_RED,
3543   EL_WALL_EMERALD_PURPLE,
3544   EL_WALL_BD_DIAMOND,
3545
3546   EL_SPEED_PILL,
3547   EL_PACMAN_UP,
3548   EL_TIME_ORB_FULL,
3549   EL_TIME_ORB_EMPTY,
3550
3551   EL_PACMAN_LEFT,
3552   EL_DARK_YAMYAM,
3553   EL_PACMAN_RIGHT,
3554   EL_EMPTY,
3555
3556   EL_BLACK_ORB,
3557   EL_PACMAN_DOWN,
3558   EL_LAMP,
3559   EL_LAMP_ACTIVE,
3560
3561   EL_DYNABOMB_INCREASE_NUMBER,
3562   EL_DYNABOMB_INCREASE_SIZE,
3563   EL_DYNABOMB_INCREASE_POWER,
3564   EL_STONEBLOCK,
3565
3566   EL_MOLE,
3567   EL_PENGUIN,
3568   EL_PIG,
3569   EL_DRAGON,
3570
3571   EL_BUG,
3572   EL_MOLE_UP,
3573   EL_BD_BUTTERFLY,
3574   EL_BD_FIREFLY,
3575
3576   EL_MOLE_LEFT,
3577   EL_SATELLITE,
3578   EL_MOLE_RIGHT,
3579   EL_PACMAN,
3580
3581   EL_SPACESHIP,
3582   EL_MOLE_DOWN,
3583   EL_INVISIBLE_STEELWALL,
3584   EL_INVISIBLE_WALL,
3585
3586   EL_EXPANDABLE_WALL,
3587   EL_EXPANDABLE_WALL_HORIZONTAL,
3588   EL_EXPANDABLE_WALL_VERTICAL,
3589   EL_EXPANDABLE_WALL_ANY,
3590 };
3591 static int *editor_hl_rnd_ptr = editor_hl_rnd;
3592 static int *editor_el_rnd_ptr = editor_el_rnd;
3593 static int num_editor_hl_rnd = SIZEOF_ARRAY_INT(editor_hl_rnd);
3594 static int num_editor_el_rnd = SIZEOF_ARRAY_INT(editor_el_rnd);
3595
3596 static int editor_hl_sokoban[] =
3597 {
3598   EL_INTERNAL_CASCADE_SB_ACTIVE,
3599   EL_CHAR('S'),
3600   EL_CHAR('B'),
3601   EL_EMPTY,
3602 };
3603
3604 static int editor_el_sokoban[] =
3605 {
3606   EL_SOKOBAN_OBJECT,
3607   EL_SOKOBAN_FIELD_EMPTY,
3608   EL_SOKOBAN_FIELD_FULL,
3609   EL_SOKOBAN_FIELD_PLAYER,
3610 };
3611 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3612 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3613 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3614 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3615
3616 static int editor_hl_supaplex[] =
3617 {
3618   EL_INTERNAL_CASCADE_SP_ACTIVE,
3619   EL_CHAR('S'),
3620   EL_CHAR('P'),
3621   EL_EMPTY,
3622 };
3623
3624 static int editor_el_supaplex[] =
3625 {
3626   EL_SP_MURPHY,
3627   EL_EMPTY,
3628   EL_SP_BASE,
3629   EL_SP_BUGGY_BASE,
3630
3631   EL_SP_INFOTRON,
3632   EL_SP_ZONK,
3633   EL_SP_SNIKSNAK,
3634   EL_SP_ELECTRON,
3635
3636   EL_SP_DISK_RED,
3637   EL_SP_DISK_ORANGE,
3638   EL_SP_DISK_YELLOW,
3639   EL_SP_TERMINAL,
3640
3641   EL_SP_EXIT_CLOSED,
3642   EL_SP_PORT_HORIZONTAL,
3643   EL_SP_PORT_VERTICAL,
3644   EL_SP_PORT_ANY,
3645
3646   EL_SP_PORT_LEFT,
3647   EL_SP_PORT_RIGHT,
3648   EL_SP_PORT_UP,
3649   EL_SP_PORT_DOWN,
3650
3651   EL_SP_GRAVITY_PORT_LEFT,
3652   EL_SP_GRAVITY_PORT_RIGHT,
3653   EL_SP_GRAVITY_PORT_UP,
3654   EL_SP_GRAVITY_PORT_DOWN,
3655
3656   EL_SP_HARDWARE_GRAY,
3657   EL_SP_HARDWARE_GREEN,
3658   EL_SP_HARDWARE_BLUE,
3659   EL_SP_HARDWARE_RED,
3660
3661   EL_SP_HARDWARE_BASE_1,
3662   EL_SP_HARDWARE_BASE_2,
3663   EL_SP_HARDWARE_BASE_3,
3664   EL_SP_HARDWARE_BASE_4,
3665
3666   EL_SP_HARDWARE_BASE_5,
3667   EL_SP_HARDWARE_BASE_6,
3668   EL_SP_HARDWARE_YELLOW,
3669   EL_SP_CHIP_TOP,
3670
3671   EL_SP_CHIP_SINGLE,
3672   EL_SP_CHIP_LEFT,
3673   EL_SP_CHIP_RIGHT,
3674   EL_SP_CHIP_BOTTOM,
3675 };
3676 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3677 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3678 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3679 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3680
3681 static int editor_hl_diamond_caves[] =
3682 {
3683   EL_INTERNAL_CASCADE_DC_ACTIVE,
3684   EL_CHAR('D'),
3685   EL_CHAR('C'),
3686   EL_CHAR('2'),
3687 };
3688
3689 static int editor_el_diamond_caves[] =
3690 {
3691   EL_PEARL,
3692   EL_CRYSTAL,
3693   EL_WALL_PEARL,
3694   EL_WALL_CRYSTAL,
3695
3696   EL_CONVEYOR_BELT_1_LEFT,
3697   EL_CONVEYOR_BELT_1_MIDDLE,
3698   EL_CONVEYOR_BELT_1_RIGHT,
3699   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3700
3701   EL_CONVEYOR_BELT_2_LEFT,
3702   EL_CONVEYOR_BELT_2_MIDDLE,
3703   EL_CONVEYOR_BELT_2_RIGHT,
3704   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3705
3706   EL_CONVEYOR_BELT_3_LEFT,
3707   EL_CONVEYOR_BELT_3_MIDDLE,
3708   EL_CONVEYOR_BELT_3_RIGHT,
3709   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3710
3711   EL_CONVEYOR_BELT_4_LEFT,
3712   EL_CONVEYOR_BELT_4_MIDDLE,
3713   EL_CONVEYOR_BELT_4_RIGHT,
3714   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3715
3716   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3717   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3718   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3719   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3720
3721   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3722   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3723   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3724   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3725
3726   EL_TIMEGATE_CLOSED,
3727   EL_TIMEGATE_OPEN,
3728   EL_TIMEGATE_SWITCH,
3729   EL_DC_TIMEGATE_SWITCH,
3730
3731   EL_SWITCHGATE_CLOSED,
3732   EL_SWITCHGATE_OPEN,
3733   EL_SWITCHGATE_SWITCH_UP,
3734   EL_SWITCHGATE_SWITCH_DOWN,
3735
3736   EL_LIGHT_SWITCH,
3737   EL_LIGHT_SWITCH_ACTIVE,
3738   EL_DC_SWITCHGATE_SWITCH_UP,
3739   EL_DC_SWITCHGATE_SWITCH_DOWN,
3740
3741   EL_STEEL_EXIT_CLOSED,
3742   EL_STEEL_EXIT_OPEN,
3743   EL_STEELWALL_SLIPPERY,
3744   EL_INVISIBLE_SAND,
3745
3746   EL_QUICKSAND_FAST_EMPTY,
3747   EL_QUICKSAND_FAST_FULL,
3748   EL_LANDMINE,
3749   EL_DC_LANDMINE,
3750
3751   EL_SHIELD_NORMAL,
3752   EL_SHIELD_DEADLY,
3753   EL_EXTRA_TIME,
3754   EL_DC_MAGIC_WALL,
3755
3756   EL_ENVELOPE_1,
3757   EL_ENVELOPE_2,
3758   EL_ENVELOPE_3,
3759   EL_ENVELOPE_4,
3760
3761   EL_SIGN_RADIOACTIVITY,
3762   EL_SIGN_WHEELCHAIR,
3763   EL_SIGN_PARKING,
3764   EL_SIGN_NO_ENTRY,
3765
3766   EL_SIGN_GIVE_WAY,
3767   EL_SIGN_ENTRY_FORBIDDEN,
3768   EL_SIGN_EMERGENCY_EXIT,
3769   EL_SIGN_YIN_YANG,
3770
3771 #if 0
3772   EL_SIGN_SPERMS,
3773   EL_SIGN_BULLET,
3774   EL_SIGN_HEART,
3775   EL_SIGN_CROSS,
3776
3777   EL_SIGN_FRANKIE,
3778   EL_EMPTY,
3779   EL_EMPTY,
3780   EL_EMPTY,
3781
3782   EL_SPERMS,
3783   EL_BULLET,
3784   EL_HEART,
3785   EL_CROSS,
3786
3787   EL_FRANKIE,
3788   EL_EMPTY,
3789   EL_EMPTY,
3790   EL_EMPTY,
3791 #endif
3792
3793   EL_DC_STEELWALL_2_SINGLE,
3794   EL_DC_STEELWALL_2_TOP,
3795   EL_SIGN_EXCLAMATION,
3796   EL_SIGN_STOP,
3797
3798   EL_DC_STEELWALL_2_LEFT,
3799   EL_DC_STEELWALL_2_MIDDLE,
3800   EL_DC_STEELWALL_2_HORIZONTAL,
3801   EL_DC_STEELWALL_2_RIGHT,
3802
3803   EL_DC_STEELWALL_1_TOPLEFT,
3804   EL_DC_STEELWALL_2_VERTICAL,
3805   EL_DC_STEELWALL_1_TOPRIGHT,
3806   EL_DC_GATE_WHITE,
3807
3808   EL_DC_STEELWALL_1_VERTICAL,
3809   EL_DC_STEELWALL_2_BOTTOM,
3810   EL_DC_KEY_WHITE,
3811   EL_DC_GATE_WHITE_GRAY,
3812
3813   EL_DC_STEELWALL_1_BOTTOMLEFT,
3814   EL_DC_STEELWALL_1_HORIZONTAL,
3815   EL_DC_STEELWALL_1_BOTTOMRIGHT,
3816   EL_DC_GATE_FAKE_GRAY,
3817
3818   EL_DC_STEELWALL_1_BOTTOMRIGHT_2,
3819   EL_DC_STEELWALL_1_BOTTOM,
3820   EL_DC_STEELWALL_1_BOTTOMLEFT_2,
3821   EL_EXPANDABLE_STEELWALL_HORIZONTAL,
3822
3823   EL_DC_STEELWALL_1_RIGHT,
3824   EL_EMPTY,
3825   EL_DC_STEELWALL_1_LEFT,
3826   EL_EXPANDABLE_STEELWALL_VERTICAL,
3827
3828   EL_DC_STEELWALL_1_TOPRIGHT_2,
3829   EL_DC_STEELWALL_1_TOP,
3830   EL_DC_STEELWALL_1_TOPLEFT_2,
3831   EL_EXPANDABLE_STEELWALL_ANY,
3832 };
3833 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3834 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3835 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3836 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3837
3838 static int editor_hl_dx_boulderdash[] =
3839 {
3840   EL_INTERNAL_CASCADE_DX_ACTIVE,
3841   EL_CHAR('D'),
3842   EL_CHAR('X'),
3843   EL_EMPTY,
3844 };
3845
3846 static int editor_el_dx_boulderdash[] =
3847 {
3848   EL_EMPTY,
3849   EL_TUBE_RIGHT_DOWN,
3850   EL_TUBE_HORIZONTAL_DOWN,
3851   EL_TUBE_LEFT_DOWN,
3852
3853   EL_TUBE_HORIZONTAL,
3854   EL_TUBE_VERTICAL_RIGHT,
3855   EL_TUBE_ANY,
3856   EL_TUBE_VERTICAL_LEFT,
3857
3858   EL_TUBE_VERTICAL,
3859   EL_TUBE_RIGHT_UP,
3860   EL_TUBE_HORIZONTAL_UP,
3861   EL_TUBE_LEFT_UP,
3862
3863   EL_TRAP,
3864   EL_DX_SUPABOMB,
3865   EL_EMPTY,
3866   EL_EMPTY
3867 };
3868 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3869 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3870 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3871 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3872
3873 static int editor_hl_chars[] =
3874 {
3875   EL_INTERNAL_CASCADE_CHARS_ACTIVE,
3876   EL_CHAR('T'),
3877   EL_CHAR('X'),
3878   EL_CHAR('T'),
3879 };
3880
3881 static int editor_el_chars[] =
3882 {
3883   EL_CHAR(' '),
3884   EL_CHAR('!'),
3885   EL_CHAR('"'),
3886   EL_CHAR('#'),
3887
3888   EL_CHAR('$'),
3889   EL_CHAR('%'),
3890   EL_CHAR('&'),
3891   EL_CHAR('\''),
3892
3893   EL_CHAR('('),
3894   EL_CHAR(')'),
3895   EL_CHAR('*'),
3896   EL_CHAR('+'),
3897
3898   EL_CHAR(','),
3899   EL_CHAR('-'),
3900   EL_CHAR('.'),
3901   EL_CHAR('/'),
3902
3903   EL_CHAR('0'),
3904   EL_CHAR('1'),
3905   EL_CHAR('2'),
3906   EL_CHAR('3'),
3907
3908   EL_CHAR('4'),
3909   EL_CHAR('5'),
3910   EL_CHAR('6'),
3911   EL_CHAR('7'),
3912
3913   EL_CHAR('8'),
3914   EL_CHAR('9'),
3915   EL_CHAR(':'),
3916   EL_CHAR(';'),
3917
3918   EL_CHAR('<'),
3919   EL_CHAR('='),
3920   EL_CHAR('>'),
3921   EL_CHAR('?'),
3922
3923   EL_CHAR('@'),
3924   EL_CHAR('A'),
3925   EL_CHAR('B'),
3926   EL_CHAR('C'),
3927
3928   EL_CHAR('D'),
3929   EL_CHAR('E'),
3930   EL_CHAR('F'),
3931   EL_CHAR('G'),
3932
3933   EL_CHAR('H'),
3934   EL_CHAR('I'),
3935   EL_CHAR('J'),
3936   EL_CHAR('K'),
3937
3938   EL_CHAR('L'),
3939   EL_CHAR('M'),
3940   EL_CHAR('N'),
3941   EL_CHAR('O'),
3942
3943   EL_CHAR('P'),
3944   EL_CHAR('Q'),
3945   EL_CHAR('R'),
3946   EL_CHAR('S'),
3947
3948   EL_CHAR('T'),
3949   EL_CHAR('U'),
3950   EL_CHAR('V'),
3951   EL_CHAR('W'),
3952
3953   EL_CHAR('X'),
3954   EL_CHAR('Y'),
3955   EL_CHAR('Z'),
3956   EL_CHAR('['),
3957
3958   EL_CHAR('\\'),
3959   EL_CHAR(']'),
3960   EL_CHAR('^'),
3961   EL_CHAR('_'),
3962
3963   EL_CHAR('©'),
3964   EL_CHAR('Ä'),
3965   EL_CHAR('Ö'),
3966   EL_CHAR('Ü'),
3967
3968   EL_CHAR('°'),
3969   EL_CHAR('®'),
3970   EL_CHAR(FONT_ASCII_CURSOR),
3971   EL_CHAR(FONT_ASCII_BUTTON),
3972
3973   EL_CHAR(FONT_ASCII_UP),
3974   EL_CHAR(FONT_ASCII_DOWN),
3975   EL_CHAR(' '),
3976   EL_CHAR(' ')
3977 };
3978 static int *editor_hl_chars_ptr = editor_hl_chars;
3979 static int *editor_el_chars_ptr = editor_el_chars;
3980 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3981 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3982
3983 static int editor_hl_steel_chars[] =
3984 {
3985   EL_INTERNAL_CASCADE_STEEL_CHARS_ACTIVE,
3986   EL_STEEL_CHAR('T'),
3987   EL_STEEL_CHAR('X'),
3988   EL_STEEL_CHAR('T'),
3989 };
3990
3991 static int editor_el_steel_chars[] =
3992 {
3993   EL_STEEL_CHAR(' '),
3994   EL_STEEL_CHAR('!'),
3995   EL_STEEL_CHAR('"'),
3996   EL_STEEL_CHAR('#'),
3997
3998   EL_STEEL_CHAR('$'),
3999   EL_STEEL_CHAR('%'),
4000   EL_STEEL_CHAR('&'),
4001   EL_STEEL_CHAR('\''),
4002
4003   EL_STEEL_CHAR('('),
4004   EL_STEEL_CHAR(')'),
4005   EL_STEEL_CHAR('*'),
4006   EL_STEEL_CHAR('+'),
4007
4008   EL_STEEL_CHAR(','),
4009   EL_STEEL_CHAR('-'),
4010   EL_STEEL_CHAR('.'),
4011   EL_STEEL_CHAR('/'),
4012
4013   EL_STEEL_CHAR('0'),
4014   EL_STEEL_CHAR('1'),
4015   EL_STEEL_CHAR('2'),
4016   EL_STEEL_CHAR('3'),
4017
4018   EL_STEEL_CHAR('4'),
4019   EL_STEEL_CHAR('5'),
4020   EL_STEEL_CHAR('6'),
4021   EL_STEEL_CHAR('7'),
4022
4023   EL_STEEL_CHAR('8'),
4024   EL_STEEL_CHAR('9'),
4025   EL_STEEL_CHAR(':'),
4026   EL_STEEL_CHAR(';'),
4027
4028   EL_STEEL_CHAR('<'),
4029   EL_STEEL_CHAR('='),
4030   EL_STEEL_CHAR('>'),
4031   EL_STEEL_CHAR('?'),
4032
4033   EL_STEEL_CHAR('@'),
4034   EL_STEEL_CHAR('A'),
4035   EL_STEEL_CHAR('B'),
4036   EL_STEEL_CHAR('C'),
4037
4038   EL_STEEL_CHAR('D'),
4039   EL_STEEL_CHAR('E'),
4040   EL_STEEL_CHAR('F'),
4041   EL_STEEL_CHAR('G'),
4042
4043   EL_STEEL_CHAR('H'),
4044   EL_STEEL_CHAR('I'),
4045   EL_STEEL_CHAR('J'),
4046   EL_STEEL_CHAR('K'),
4047
4048   EL_STEEL_CHAR('L'),
4049   EL_STEEL_CHAR('M'),
4050   EL_STEEL_CHAR('N'),
4051   EL_STEEL_CHAR('O'),
4052
4053   EL_STEEL_CHAR('P'),
4054   EL_STEEL_CHAR('Q'),
4055   EL_STEEL_CHAR('R'),
4056   EL_STEEL_CHAR('S'),
4057
4058   EL_STEEL_CHAR('T'),
4059   EL_STEEL_CHAR('U'),
4060   EL_STEEL_CHAR('V'),
4061   EL_STEEL_CHAR('W'),
4062
4063   EL_STEEL_CHAR('X'),
4064   EL_STEEL_CHAR('Y'),
4065   EL_STEEL_CHAR('Z'),
4066   EL_STEEL_CHAR('['),
4067
4068   EL_STEEL_CHAR('\\'),
4069   EL_STEEL_CHAR(']'),
4070   EL_STEEL_CHAR('^'),
4071   EL_STEEL_CHAR('_'),
4072
4073   EL_STEEL_CHAR('©'),
4074   EL_STEEL_CHAR('Ä'),
4075   EL_STEEL_CHAR('Ö'),
4076   EL_STEEL_CHAR('Ü'),
4077
4078   EL_STEEL_CHAR('°'),
4079   EL_STEEL_CHAR('®'),
4080   EL_STEEL_CHAR(FONT_ASCII_CURSOR),
4081   EL_STEEL_CHAR(FONT_ASCII_BUTTON),
4082
4083   EL_STEEL_CHAR(FONT_ASCII_UP),
4084   EL_STEEL_CHAR(FONT_ASCII_DOWN),
4085   EL_STEEL_CHAR(' '),
4086   EL_STEEL_CHAR(' ')
4087 };
4088 static int *editor_hl_steel_chars_ptr = editor_hl_steel_chars;
4089 static int *editor_el_steel_chars_ptr = editor_el_steel_chars;
4090 static int num_editor_hl_steel_chars = SIZEOF_ARRAY_INT(editor_hl_steel_chars);
4091 static int num_editor_el_steel_chars = SIZEOF_ARRAY_INT(editor_el_steel_chars);
4092
4093 static int editor_hl_custom[] =
4094 {
4095   EL_INTERNAL_CASCADE_CE_ACTIVE,
4096   EL_CHAR('C'),
4097   EL_CHAR('E'),
4098   EL_EMPTY,
4099 };
4100
4101 static int editor_el_custom[] =
4102 {
4103   EL_CUSTOM_START + 0,
4104   EL_CUSTOM_START + 1,
4105   EL_CUSTOM_START + 2,
4106   EL_CUSTOM_START + 3,
4107
4108   EL_CUSTOM_START + 4,
4109   EL_CUSTOM_START + 5,
4110   EL_CUSTOM_START + 6,
4111   EL_CUSTOM_START + 7,
4112
4113   EL_CUSTOM_START + 8,
4114   EL_CUSTOM_START + 9,
4115   EL_CUSTOM_START + 10,
4116   EL_CUSTOM_START + 11,
4117
4118   EL_CUSTOM_START + 12,
4119   EL_CUSTOM_START + 13,
4120   EL_CUSTOM_START + 14,
4121   EL_CUSTOM_START + 15,
4122
4123   EL_CUSTOM_START + 16,
4124   EL_CUSTOM_START + 17,
4125   EL_CUSTOM_START + 18,
4126   EL_CUSTOM_START + 19,
4127
4128   EL_CUSTOM_START + 20,
4129   EL_CUSTOM_START + 21,
4130   EL_CUSTOM_START + 22,
4131   EL_CUSTOM_START + 23,
4132
4133   EL_CUSTOM_START + 24,
4134   EL_CUSTOM_START + 25,
4135   EL_CUSTOM_START + 26,
4136   EL_CUSTOM_START + 27,
4137
4138   EL_CUSTOM_START + 28,
4139   EL_CUSTOM_START + 29,
4140   EL_CUSTOM_START + 30,
4141   EL_CUSTOM_START + 31,
4142
4143   EL_CUSTOM_START + 32,
4144   EL_CUSTOM_START + 33,
4145   EL_CUSTOM_START + 34,
4146   EL_CUSTOM_START + 35,
4147
4148   EL_CUSTOM_START + 36,
4149   EL_CUSTOM_START + 37,
4150   EL_CUSTOM_START + 38,
4151   EL_CUSTOM_START + 39,
4152
4153   EL_CUSTOM_START + 40,
4154   EL_CUSTOM_START + 41,
4155   EL_CUSTOM_START + 42,
4156   EL_CUSTOM_START + 43,
4157
4158   EL_CUSTOM_START + 44,
4159   EL_CUSTOM_START + 45,
4160   EL_CUSTOM_START + 46,
4161   EL_CUSTOM_START + 47,
4162
4163   EL_CUSTOM_START + 48,
4164   EL_CUSTOM_START + 49,
4165   EL_CUSTOM_START + 50,
4166   EL_CUSTOM_START + 51,
4167
4168   EL_CUSTOM_START + 52,
4169   EL_CUSTOM_START + 53,
4170   EL_CUSTOM_START + 54,
4171   EL_CUSTOM_START + 55,
4172
4173   EL_CUSTOM_START + 56,
4174   EL_CUSTOM_START + 57,
4175   EL_CUSTOM_START + 58,
4176   EL_CUSTOM_START + 59,
4177
4178   EL_CUSTOM_START + 60,
4179   EL_CUSTOM_START + 61,
4180   EL_CUSTOM_START + 62,
4181   EL_CUSTOM_START + 63,
4182
4183   EL_CUSTOM_START + 64,
4184   EL_CUSTOM_START + 65,
4185   EL_CUSTOM_START + 66,
4186   EL_CUSTOM_START + 67,
4187
4188   EL_CUSTOM_START + 68,
4189   EL_CUSTOM_START + 69,
4190   EL_CUSTOM_START + 70,
4191   EL_CUSTOM_START + 71,
4192
4193   EL_CUSTOM_START + 72,
4194   EL_CUSTOM_START + 73,
4195   EL_CUSTOM_START + 74,
4196   EL_CUSTOM_START + 75,
4197
4198   EL_CUSTOM_START + 76,
4199   EL_CUSTOM_START + 77,
4200   EL_CUSTOM_START + 78,
4201   EL_CUSTOM_START + 79,
4202
4203   EL_CUSTOM_START + 80,
4204   EL_CUSTOM_START + 81,
4205   EL_CUSTOM_START + 82,
4206   EL_CUSTOM_START + 83,
4207
4208   EL_CUSTOM_START + 84,
4209   EL_CUSTOM_START + 85,
4210   EL_CUSTOM_START + 86,
4211   EL_CUSTOM_START + 87,
4212
4213   EL_CUSTOM_START + 88,
4214   EL_CUSTOM_START + 89,
4215   EL_CUSTOM_START + 90,
4216   EL_CUSTOM_START + 91,
4217
4218   EL_CUSTOM_START + 92,
4219   EL_CUSTOM_START + 93,
4220   EL_CUSTOM_START + 94,
4221   EL_CUSTOM_START + 95,
4222
4223   EL_CUSTOM_START + 96,
4224   EL_CUSTOM_START + 97,
4225   EL_CUSTOM_START + 98,
4226   EL_CUSTOM_START + 99,
4227
4228   EL_CUSTOM_START + 100,
4229   EL_CUSTOM_START + 101,
4230   EL_CUSTOM_START + 102,
4231   EL_CUSTOM_START + 103,
4232
4233   EL_CUSTOM_START + 104,
4234   EL_CUSTOM_START + 105,
4235   EL_CUSTOM_START + 106,
4236   EL_CUSTOM_START + 107,
4237
4238   EL_CUSTOM_START + 108,
4239   EL_CUSTOM_START + 109,
4240   EL_CUSTOM_START + 110,
4241   EL_CUSTOM_START + 111,
4242
4243   EL_CUSTOM_START + 112,
4244   EL_CUSTOM_START + 113,
4245   EL_CUSTOM_START + 114,
4246   EL_CUSTOM_START + 115,
4247
4248   EL_CUSTOM_START + 116,
4249   EL_CUSTOM_START + 117,
4250   EL_CUSTOM_START + 118,
4251   EL_CUSTOM_START + 119,
4252
4253   EL_CUSTOM_START + 120,
4254   EL_CUSTOM_START + 121,
4255   EL_CUSTOM_START + 122,
4256   EL_CUSTOM_START + 123,
4257
4258   EL_CUSTOM_START + 124,
4259   EL_CUSTOM_START + 125,
4260   EL_CUSTOM_START + 126,
4261   EL_CUSTOM_START + 127,
4262
4263   EL_CUSTOM_START + 128,
4264   EL_CUSTOM_START + 129,
4265   EL_CUSTOM_START + 130,
4266   EL_CUSTOM_START + 131,
4267
4268   EL_CUSTOM_START + 132,
4269   EL_CUSTOM_START + 133,
4270   EL_CUSTOM_START + 134,
4271   EL_CUSTOM_START + 135,
4272
4273   EL_CUSTOM_START + 136,
4274   EL_CUSTOM_START + 137,
4275   EL_CUSTOM_START + 138,
4276   EL_CUSTOM_START + 139,
4277
4278   EL_CUSTOM_START + 140,
4279   EL_CUSTOM_START + 141,
4280   EL_CUSTOM_START + 142,
4281   EL_CUSTOM_START + 143,
4282
4283   EL_CUSTOM_START + 144,
4284   EL_CUSTOM_START + 145,
4285   EL_CUSTOM_START + 146,
4286   EL_CUSTOM_START + 147,
4287
4288   EL_CUSTOM_START + 148,
4289   EL_CUSTOM_START + 149,
4290   EL_CUSTOM_START + 150,
4291   EL_CUSTOM_START + 151,
4292
4293   EL_CUSTOM_START + 152,
4294   EL_CUSTOM_START + 153,
4295   EL_CUSTOM_START + 154,
4296   EL_CUSTOM_START + 155,
4297
4298   EL_CUSTOM_START + 156,
4299   EL_CUSTOM_START + 157,
4300   EL_CUSTOM_START + 158,
4301   EL_CUSTOM_START + 159,
4302
4303   EL_CUSTOM_START + 160,
4304   EL_CUSTOM_START + 161,
4305   EL_CUSTOM_START + 162,
4306   EL_CUSTOM_START + 163,
4307
4308   EL_CUSTOM_START + 164,
4309   EL_CUSTOM_START + 165,
4310   EL_CUSTOM_START + 166,
4311   EL_CUSTOM_START + 167,
4312
4313   EL_CUSTOM_START + 168,
4314   EL_CUSTOM_START + 169,
4315   EL_CUSTOM_START + 170,
4316   EL_CUSTOM_START + 171,
4317
4318   EL_CUSTOM_START + 172,
4319   EL_CUSTOM_START + 173,
4320   EL_CUSTOM_START + 174,
4321   EL_CUSTOM_START + 175,
4322
4323   EL_CUSTOM_START + 176,
4324   EL_CUSTOM_START + 177,
4325   EL_CUSTOM_START + 178,
4326   EL_CUSTOM_START + 179,
4327
4328   EL_CUSTOM_START + 180,
4329   EL_CUSTOM_START + 181,
4330   EL_CUSTOM_START + 182,
4331   EL_CUSTOM_START + 183,
4332
4333   EL_CUSTOM_START + 184,
4334   EL_CUSTOM_START + 185,
4335   EL_CUSTOM_START + 186,
4336   EL_CUSTOM_START + 187,
4337
4338   EL_CUSTOM_START + 188,
4339   EL_CUSTOM_START + 189,
4340   EL_CUSTOM_START + 190,
4341   EL_CUSTOM_START + 191,
4342
4343   EL_CUSTOM_START + 192,
4344   EL_CUSTOM_START + 193,
4345   EL_CUSTOM_START + 194,
4346   EL_CUSTOM_START + 195,
4347
4348   EL_CUSTOM_START + 196,
4349   EL_CUSTOM_START + 197,
4350   EL_CUSTOM_START + 198,
4351   EL_CUSTOM_START + 199,
4352
4353   EL_CUSTOM_START + 200,
4354   EL_CUSTOM_START + 201,
4355   EL_CUSTOM_START + 202,
4356   EL_CUSTOM_START + 203,
4357
4358   EL_CUSTOM_START + 204,
4359   EL_CUSTOM_START + 205,
4360   EL_CUSTOM_START + 206,
4361   EL_CUSTOM_START + 207,
4362
4363   EL_CUSTOM_START + 208,
4364   EL_CUSTOM_START + 209,
4365   EL_CUSTOM_START + 210,
4366   EL_CUSTOM_START + 211,
4367
4368   EL_CUSTOM_START + 212,
4369   EL_CUSTOM_START + 213,
4370   EL_CUSTOM_START + 214,
4371   EL_CUSTOM_START + 215,
4372
4373   EL_CUSTOM_START + 216,
4374   EL_CUSTOM_START + 217,
4375   EL_CUSTOM_START + 218,
4376   EL_CUSTOM_START + 219,
4377
4378   EL_CUSTOM_START + 220,
4379   EL_CUSTOM_START + 221,
4380   EL_CUSTOM_START + 222,
4381   EL_CUSTOM_START + 223,
4382
4383   EL_CUSTOM_START + 224,
4384   EL_CUSTOM_START + 225,
4385   EL_CUSTOM_START + 226,
4386   EL_CUSTOM_START + 227,
4387
4388   EL_CUSTOM_START + 228,
4389   EL_CUSTOM_START + 229,
4390   EL_CUSTOM_START + 230,
4391   EL_CUSTOM_START + 231,
4392
4393   EL_CUSTOM_START + 232,
4394   EL_CUSTOM_START + 233,
4395   EL_CUSTOM_START + 234,
4396   EL_CUSTOM_START + 235,
4397
4398   EL_CUSTOM_START + 236,
4399   EL_CUSTOM_START + 237,
4400   EL_CUSTOM_START + 238,
4401   EL_CUSTOM_START + 239,
4402
4403   EL_CUSTOM_START + 240,
4404   EL_CUSTOM_START + 241,
4405   EL_CUSTOM_START + 242,
4406   EL_CUSTOM_START + 243,
4407
4408   EL_CUSTOM_START + 244,
4409   EL_CUSTOM_START + 245,
4410   EL_CUSTOM_START + 246,
4411   EL_CUSTOM_START + 247,
4412
4413   EL_CUSTOM_START + 248,
4414   EL_CUSTOM_START + 249,
4415   EL_CUSTOM_START + 250,
4416   EL_CUSTOM_START + 251,
4417
4418   EL_CUSTOM_START + 252,
4419   EL_CUSTOM_START + 253,
4420   EL_CUSTOM_START + 254,
4421   EL_CUSTOM_START + 255
4422 };
4423 static int *editor_hl_custom_ptr = editor_hl_custom;
4424 static int *editor_el_custom_ptr = editor_el_custom;
4425 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
4426 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
4427
4428 static int editor_hl_group[] =
4429 {
4430   EL_INTERNAL_CASCADE_GE_ACTIVE,
4431   EL_CHAR('G'),
4432   EL_CHAR('E'),
4433   EL_EMPTY,
4434 };
4435
4436 static int editor_el_group[] =
4437 {
4438   EL_GROUP_START + 0,
4439   EL_GROUP_START + 1,
4440   EL_GROUP_START + 2,
4441   EL_GROUP_START + 3,
4442
4443   EL_GROUP_START + 4,
4444   EL_GROUP_START + 5,
4445   EL_GROUP_START + 6,
4446   EL_GROUP_START + 7,
4447
4448   EL_GROUP_START + 8,
4449   EL_GROUP_START + 9,
4450   EL_GROUP_START + 10,
4451   EL_GROUP_START + 11,
4452
4453   EL_GROUP_START + 12,
4454   EL_GROUP_START + 13,
4455   EL_GROUP_START + 14,
4456   EL_GROUP_START + 15,
4457
4458   EL_GROUP_START + 16,
4459   EL_GROUP_START + 17,
4460   EL_GROUP_START + 18,
4461   EL_GROUP_START + 19,
4462
4463   EL_GROUP_START + 20,
4464   EL_GROUP_START + 21,
4465   EL_GROUP_START + 22,
4466   EL_GROUP_START + 23,
4467
4468   EL_GROUP_START + 24,
4469   EL_GROUP_START + 25,
4470   EL_GROUP_START + 26,
4471   EL_GROUP_START + 27,
4472
4473   EL_GROUP_START + 28,
4474   EL_GROUP_START + 29,
4475   EL_GROUP_START + 30,
4476   EL_GROUP_START + 31
4477 };
4478 static int *editor_hl_group_ptr = editor_hl_group;
4479 static int *editor_el_group_ptr = editor_el_group;
4480 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
4481 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
4482
4483 static int editor_hl_reference[] =
4484 {
4485   EL_INTERNAL_CASCADE_REF_ACTIVE,
4486   EL_CHAR('R'),
4487   EL_CHAR('E'),
4488   EL_CHAR('F')
4489 };
4490
4491 static int editor_el_reference[] =
4492 {
4493   EL_TRIGGER_PLAYER,
4494   EL_TRIGGER_ELEMENT,
4495   EL_TRIGGER_CE_VALUE,
4496   EL_TRIGGER_CE_SCORE,
4497
4498   EL_SELF,
4499   EL_ANY_ELEMENT,
4500   EL_CURRENT_CE_VALUE,
4501   EL_CURRENT_CE_SCORE,
4502
4503   EL_PREV_CE_8,
4504   EL_PREV_CE_7,
4505   EL_PREV_CE_6,
4506   EL_PREV_CE_5,
4507
4508   EL_PREV_CE_4,
4509   EL_PREV_CE_3,
4510   EL_PREV_CE_2,
4511   EL_PREV_CE_1,
4512
4513   EL_NEXT_CE_1,
4514   EL_NEXT_CE_2,
4515   EL_NEXT_CE_3,
4516   EL_NEXT_CE_4,
4517
4518   EL_NEXT_CE_5,
4519   EL_NEXT_CE_6,
4520   EL_NEXT_CE_7,
4521   EL_NEXT_CE_8,
4522 };
4523 static int *editor_hl_reference_ptr = editor_hl_reference;
4524 static int *editor_el_reference_ptr = editor_el_reference;
4525 static int num_editor_hl_reference = SIZEOF_ARRAY_INT(editor_hl_reference);
4526 static int num_editor_el_reference = SIZEOF_ARRAY_INT(editor_el_reference);
4527
4528 static int editor_hl_user_defined[] =
4529 {
4530   EL_INTERNAL_CASCADE_USER_ACTIVE,
4531   EL_CHAR('M'),
4532   EL_CHAR('Y'),
4533   EL_EMPTY,
4534 };
4535
4536 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
4537 static int *editor_el_user_defined_ptr = NULL;
4538 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
4539 static int num_editor_el_user_defined = 0;
4540
4541 static int editor_hl_dynamic[] =
4542 {
4543   EL_INTERNAL_CASCADE_DYNAMIC_ACTIVE,
4544   EL_CHAR('U'),
4545   EL_CHAR('S'),
4546   EL_CHAR('E'),
4547 };
4548
4549 static int *editor_hl_dynamic_ptr = editor_hl_dynamic;
4550 static int *editor_el_dynamic_ptr = NULL;
4551 static int num_editor_hl_dynamic = SIZEOF_ARRAY_INT(editor_hl_dynamic);
4552 static int num_editor_el_dynamic = 0;
4553
4554 static int editor_hl_empty[] = { };
4555 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
4556
4557 static int *editor_hl_empty_ptr = editor_hl_empty;
4558 static int *editor_el_empty_ptr = editor_el_empty;
4559 static int num_editor_hl_empty = 0;
4560 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
4561
4562 static boolean use_el_empty = FALSE;
4563
4564 static int *editor_elements = NULL;     /* dynamically allocated */
4565 static int num_editor_elements = 0;     /* dynamically determined */
4566
4567 static boolean setup_editor_show_always = TRUE;
4568 static boolean setup_editor_cascade_never = FALSE;
4569
4570 static int editor_hl_unused[] = { EL_EMPTY };
4571 static int *editor_hl_unused_ptr = editor_hl_unused;
4572 static int num_editor_hl_unused = 0;
4573
4574 static struct
4575 {
4576   boolean *setup_value;
4577   boolean *setup_cascade_value;
4578
4579   int **headline_list;
4580   int *headline_list_size;
4581
4582   int **element_list;
4583   int *element_list_size;
4584
4585   boolean last_setup_value;
4586 }
4587 editor_elements_info[] =
4588 {
4589   {
4590     &setup_editor_show_always,
4591     &setup_editor_cascade_never,
4592     &editor_hl_unused_ptr,              &num_editor_hl_unused,
4593     &editor_el_players_ptr,             &num_editor_el_players
4594   },
4595   {
4596     &setup.editor.el_boulderdash,
4597     &setup.editor_cascade.el_bd,
4598     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
4599     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
4600   },
4601   {
4602     &setup.editor.el_emerald_mine,
4603     &setup.editor_cascade.el_em,
4604     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
4605     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
4606   },
4607   {
4608     &setup.editor.el_emerald_mine_club,
4609     &setup.editor_cascade.el_emc,
4610     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
4611     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
4612   },
4613   {
4614     &setup.editor.el_more,
4615     &setup.editor_cascade.el_rnd,
4616     &editor_hl_rnd_ptr,                 &num_editor_hl_rnd,
4617     &editor_el_rnd_ptr,                 &num_editor_el_rnd
4618   },
4619   {
4620     &setup.editor.el_sokoban,
4621     &setup.editor_cascade.el_sb,
4622     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
4623     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
4624   },
4625   {
4626     &setup.editor.el_supaplex,
4627     &setup.editor_cascade.el_sp,
4628     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
4629     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
4630   },
4631   {
4632     &setup.editor.el_diamond_caves,
4633     &setup.editor_cascade.el_dc,
4634     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
4635     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
4636   },
4637   {
4638     &setup.editor.el_dx_boulderdash,
4639     &setup.editor_cascade.el_dx,
4640     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
4641     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
4642   },
4643   {
4644     &setup.editor.el_chars,
4645     &setup.editor_cascade.el_chars,
4646     &editor_hl_chars_ptr,               &num_editor_hl_chars,
4647     &editor_el_chars_ptr,               &num_editor_el_chars
4648   },
4649   {
4650     &setup.editor.el_steel_chars,
4651     &setup.editor_cascade.el_steel_chars,
4652     &editor_hl_steel_chars_ptr,         &num_editor_hl_steel_chars,
4653     &editor_el_steel_chars_ptr,         &num_editor_el_steel_chars
4654   },
4655   {
4656     &setup.editor.el_custom,
4657     &setup.editor_cascade.el_ce,
4658     &editor_hl_custom_ptr,              &num_editor_hl_custom,
4659     &editor_el_custom_ptr,              &num_editor_el_custom
4660   },
4661   {
4662     &setup.editor.el_custom,
4663     &setup.editor_cascade.el_ge,
4664     &editor_hl_group_ptr,               &num_editor_hl_group,
4665     &editor_el_group_ptr,               &num_editor_el_group
4666   },
4667   {
4668     &setup.editor.el_custom,
4669     &setup.editor_cascade.el_ref,
4670     &editor_hl_reference_ptr,           &num_editor_hl_reference,
4671     &editor_el_reference_ptr,           &num_editor_el_reference
4672   },
4673   {
4674     &setup.editor.el_user_defined,
4675     &setup.editor_cascade.el_user,
4676     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
4677     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
4678   },
4679   {
4680     &setup.editor.el_dynamic,
4681     &setup.editor_cascade.el_dynamic,
4682     &editor_hl_dynamic_ptr,             &num_editor_hl_dynamic,
4683     &editor_el_dynamic_ptr,             &num_editor_el_dynamic,
4684   },
4685   {
4686     &use_el_empty,
4687     &use_el_empty,
4688     &editor_hl_empty_ptr,               &num_editor_hl_empty,
4689     &editor_el_empty_ptr,               &num_editor_el_empty,
4690   },
4691   {
4692     NULL,
4693     NULL,
4694     NULL,                               NULL,
4695     NULL,                               NULL
4696   }
4697 };
4698
4699
4700 /*
4701   -----------------------------------------------------------------------------
4702   functions
4703   -----------------------------------------------------------------------------
4704 */
4705
4706 static int getMaxInfoTextLength()
4707 {
4708   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4709 }
4710
4711 static int getTextWidthForGadget(char *text)
4712 {
4713   if (text == NULL)
4714     return 0;
4715
4716   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4717 }
4718
4719 static int getTextWidthForDrawingArea(char *text)
4720 {
4721   if (text == NULL)
4722     return 0;
4723
4724   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4725 }
4726
4727 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4728 {
4729   return (gi->x + gi->width + getTextWidthForGadget(text));
4730 }
4731
4732 static char *getElementInfoText(int element)
4733 {
4734   char *info_text = NULL;
4735
4736   if (element < MAX_NUM_ELEMENTS)
4737   {
4738     if (strlen(element_info[element].description) > 0)
4739       info_text = element_info[element].description;
4740     else if (element_info[element].custom_description != NULL)
4741       info_text = element_info[element].custom_description;
4742     else if (element_info[element].editor_description != NULL)
4743       info_text = element_info[element].editor_description;
4744   }
4745
4746   if (info_text == NULL)
4747     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4748
4749   return info_text;
4750 }
4751
4752 char *getElementDescriptionFilename(int element)
4753 {
4754   char *docs_dir = options.docs_directory;
4755   char *elements_subdir = "elements";
4756   static char *filename = NULL;
4757   char basename[MAX_FILENAME_LEN];
4758
4759   checked_free(filename);
4760
4761   /* 1st try: look for element description file for exactly this element */
4762   sprintf(basename, "%s.txt", element_info[element].token_name);
4763   filename = getPath3(docs_dir, elements_subdir, basename);
4764   if (fileExists(filename))
4765     return filename;
4766
4767   free(filename);
4768
4769   /* 2nd try: look for element description file for this element's class */
4770   sprintf(basename, "%s.txt", element_info[element].class_name);
4771   filename = getPath3(docs_dir, elements_subdir, basename);
4772   if (fileExists(filename))
4773     return filename;
4774
4775   return NULL;
4776 }
4777
4778 static void InitDynamicEditorElementList(int **elements, int *num_elements)
4779 {
4780   boolean element_found[NUM_FILE_ELEMENTS];
4781   int i, x, y;
4782
4783   /* initialize list of used elements to "not used" */
4784   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4785     element_found[i] = FALSE;
4786
4787   /* find all elements used in current level */
4788   for (y = 0; y < lev_fieldy; y++)
4789     for (x = 0; x < lev_fieldx; x++)
4790       if (Feld[x][y] < NUM_FILE_ELEMENTS)       /* should always be true */
4791         element_found[Feld[x][y]] = TRUE;
4792
4793   *num_elements = 0;
4794
4795   /* count number of elements used in current level */
4796   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4797     if (element_found[i])
4798       (*num_elements)++;
4799
4800   /* add space for up to 3 more elements for padding that may be needed */
4801   *num_elements += 3;
4802
4803   /* free memory for old list of elements, if needed */
4804   checked_free(*elements);
4805
4806   /* allocate memory for new list of elements */
4807   *elements = checked_malloc(*num_elements * sizeof(int));
4808
4809   *num_elements = 0;
4810
4811   /* add all elements used in current level (non-custom/group elements) */
4812   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4813     if (element_found[i] && !(IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
4814       (*elements)[(*num_elements)++] = i;
4815
4816   /* add all elements used in current level (custom/group elements) */
4817   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4818     if (element_found[i] && (IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
4819       (*elements)[(*num_elements)++] = i;
4820
4821   while (*num_elements % 4)     /* pad with empty elements, if needed */
4822     (*elements)[(*num_elements)++] = EL_EMPTY;
4823 }
4824
4825 static void ReinitializeElementList()
4826 {
4827   static boolean initialization_needed = TRUE;
4828   int pos = 0;
4829   int i, j;
4830
4831   if (initialization_needed)
4832   {
4833     LoadSetup_EditorCascade();          /* load last editor cascade state */
4834
4835     /* initialize editor cascade element from saved cascade state */
4836     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4837     {
4838       int *cascade_element = &(*editor_elements_info[i].headline_list)[0];
4839       boolean cascade_value = *editor_elements_info[i].setup_cascade_value;
4840
4841       if (IS_EDITOR_CASCADE(*cascade_element))
4842         *cascade_element =
4843           (cascade_value ? EL_CASCADE_ACTIVE(*cascade_element) :
4844            EL_CASCADE_INACTIVE(*cascade_element));
4845     }
4846
4847     initialization_needed = FALSE;
4848   }
4849
4850   checked_free(editor_elements);
4851
4852   /* reload optional user defined element list for each invocation of editor */
4853   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4854                                    &num_editor_el_user_defined);
4855
4856   /* initialize dynamic level element list for each invocation of editor */
4857   InitDynamicEditorElementList(&editor_el_dynamic_ptr,
4858                                &num_editor_el_dynamic);
4859
4860   /* initialize list of empty elements (used for padding, if needed) */
4861   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4862     editor_el_empty[i] = EL_EMPTY;
4863
4864   /* do some sanity checks for each element from element list */
4865   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4866   {
4867     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4868     {
4869       int element = (*editor_elements_info[i].element_list)[j];
4870
4871       if (element >= NUM_FILE_ELEMENTS)
4872         Error(ERR_WARN, "editor element %d is runtime element", element);
4873
4874       if (strEqual(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT))
4875         Error(ERR_WARN, "no element description for element %d", element);
4876     }
4877   }
4878
4879   num_editor_elements = 0;
4880   use_el_empty = FALSE;
4881
4882   /* determine size of element list */
4883   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4884   {
4885     boolean found_inactive_cascade = FALSE;
4886
4887     if (*editor_elements_info[i].setup_value)
4888     {
4889       if (setup.editor.el_headlines)
4890       {
4891         num_editor_elements += *editor_elements_info[i].headline_list_size;
4892
4893         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4894         {
4895           int element = (*editor_elements_info[i].headline_list)[j];
4896
4897           if (IS_EDITOR_CASCADE_INACTIVE(element))
4898             found_inactive_cascade = TRUE;
4899         }
4900       }
4901
4902       if (found_inactive_cascade)
4903         continue;
4904
4905       num_editor_elements += *editor_elements_info[i].element_list_size;
4906     }
4907   }
4908
4909   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4910   {
4911     /* offer at least as many elements as element buttons exist */
4912     use_el_empty = TRUE;
4913     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4914
4915     num_editor_elements += num_editor_el_empty;
4916   }
4917
4918   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4919
4920   /* fill element list */
4921   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4922   {
4923     boolean found_inactive_cascade = FALSE;
4924
4925     if (*editor_elements_info[i].setup_value)
4926     {
4927       if (setup.editor.el_headlines)
4928       {
4929         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4930         {
4931           int element = (*editor_elements_info[i].headline_list)[j];
4932
4933           editor_elements[pos++] = element;
4934
4935           if (IS_EDITOR_CASCADE_INACTIVE(element))
4936             found_inactive_cascade = TRUE;
4937         }
4938       }
4939
4940       if (found_inactive_cascade)
4941         continue;
4942
4943       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4944         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4945     }
4946   }
4947
4948   /* (this function is also called before editor gadgets are initialized!) */
4949   AdjustElementListScrollbar();
4950 }
4951
4952 void PrintEditorElementList()
4953 {
4954   boolean *stop = &setup.editor.el_user_defined;
4955   int i, j;
4956
4957   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4958   {
4959     int cascade_element = (*editor_elements_info[i].headline_list)[0];
4960
4961     if (IS_EDITOR_CASCADE(cascade_element))
4962     {
4963       int cascade_element_show = EL_CASCADE_INACTIVE(cascade_element);
4964       char *headline = element_info[cascade_element_show].editor_description;
4965
4966       printf_line_with_prefix("# ", "-", 77);
4967       printf("# %s\n", headline);
4968       printf_line_with_prefix("# ", "-", 77);
4969     }
4970
4971     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4972     {
4973       int element = (*editor_elements_info[i].headline_list)[j];
4974
4975       if (IS_EDITOR_CASCADE(element))
4976         element = EL_CHAR_MINUS;
4977
4978       printf("# %s\n", element_info[element].token_name);
4979     }
4980
4981     if (j > 0)
4982       printf("#\n");
4983
4984     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4985     {
4986       int element = (*editor_elements_info[i].element_list)[j];
4987
4988       printf("# %s\n", element_info[element].token_name);
4989     }
4990
4991     if (j > 0)
4992       printf("#\n");
4993   }
4994 }
4995
4996 static void ReinitializeElementListButtons()
4997 {
4998   static boolean last_setup_value_headlines = FALSE;
4999   static boolean initialization_needed = TRUE;
5000   int i;
5001
5002   if (!initialization_needed)   /* check if editor element setup has changed */
5003   {
5004     if (last_setup_value_headlines != setup.editor.el_headlines)
5005       initialization_needed = TRUE;
5006
5007     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5008       if (editor_elements_info[i].last_setup_value !=
5009           *editor_elements_info[i].setup_value)
5010         initialization_needed = TRUE;
5011   }
5012
5013   if (!initialization_needed)
5014     return;
5015
5016   FreeLevelEditorGadgets();
5017   CreateLevelEditorGadgets();
5018
5019   /* store current setup values for next invocation of this function */
5020   last_setup_value_headlines = setup.editor.el_headlines;
5021   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5022     editor_elements_info[i].last_setup_value =
5023       *editor_elements_info[i].setup_value;
5024
5025   initialization_needed = FALSE;
5026 }
5027
5028 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
5029                               boolean input)
5030 {
5031   int border_graphic =
5032     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
5033   Bitmap *src_bitmap;
5034   int src_x, src_y;
5035   int bx = (input ? 4 : 8);
5036   int by = (input ? 4 : 8);
5037   int bx2 = TILEX - bx;
5038   int by2 = TILEY - by;
5039   int i;
5040
5041   getGraphicSource(border_graphic, 0, &src_bitmap, &src_x, &src_y);
5042
5043   BlitBitmap(src_bitmap, drawto, src_x, src_y,
5044              bx, by, dest_x - bx, dest_y - by);
5045   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y,
5046              bx, by, dest_x + width, dest_y - by);
5047   BlitBitmap(src_bitmap, drawto, src_x, src_y + by2,
5048              bx, by, dest_x - bx, dest_y + height);
5049   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by2,
5050              bx, by, dest_x + width, dest_y + height);
5051
5052   for (i = 0; i < width / MINI_TILEX; i++)
5053   {
5054     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y, MINI_TILEX, by,
5055                dest_x + i * MINI_TILEX, dest_y - by);
5056     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y + by2, MINI_TILEX, by,
5057                dest_x + i * MINI_TILEX, dest_y + height);
5058   }
5059
5060   for (i = 0; i < height / MINI_TILEY; i++)
5061   {
5062     BlitBitmap(src_bitmap, drawto, src_x, src_y + by, bx, MINI_TILEY,
5063                dest_x - bx, dest_y + i * MINI_TILEY);
5064     BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by, bx, MINI_TILEY,
5065                dest_x + width, dest_y + i * MINI_TILEY);
5066   }
5067
5068   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
5069 }
5070
5071 static void DrawDrawingArea(int id)
5072 {
5073   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5074   int x, y;
5075
5076   int *value = drawingarea_info[id].value;
5077   int area_xsize = drawingarea_info[id].area_xsize;
5078   int area_ysize = drawingarea_info[id].area_ysize;
5079
5080   for (x = 0; x < area_xsize; x++)
5081     for (y = 0; y < area_ysize; y++)
5082       DrawMiniGraphicExt(drawto,
5083                          gi->x + x * MINI_TILEX,
5084                          gi->y + y * MINI_TILEY,
5085                          el2edimg(value[x * area_ysize + y]));
5086 }
5087
5088 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
5089 {
5090 #if 0
5091   /* (directly solved in BlitBitmap() now) */
5092   static Bitmap *tmp_backbuffer = NULL;
5093 #endif
5094   int x, y;
5095   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
5096   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
5097
5098 #if 0
5099   /* (directly solved in BlitBitmap() now) */
5100   if (tmp_backbuffer == NULL)
5101     tmp_backbuffer = CreateBitmap(WIN_XSIZE, WIN_YSIZE, DEFAULT_DEPTH);
5102
5103   /* needed when blitting directly to same bitmap -- should not be needed with
5104      recent SDL libraries, but apparently does not work in 1.2.11 directly */
5105   BlitBitmap(drawto, tmp_backbuffer,
5106              SX + (dx == -1 ? MINI_TILEX : 0),
5107              SY + (dy == -1 ? MINI_TILEY : 0),
5108              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5109              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5110              SX + (dx == +1 ? MINI_TILEX : 0),
5111              SY + (dy == +1 ? MINI_TILEY : 0));
5112   BlitBitmap(tmp_backbuffer, drawto,
5113              SX + (dx == +1 ? MINI_TILEX : 0),
5114              SY + (dy == +1 ? MINI_TILEY : 0),
5115              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5116              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5117              SX + (dx == +1 ? MINI_TILEX : 0),
5118              SY + (dy == +1 ? MINI_TILEY : 0));
5119
5120 #else
5121
5122   BlitBitmap(drawto, drawto,
5123              SX + (dx == -1 ? MINI_TILEX : 0),
5124              SY + (dy == -1 ? MINI_TILEY : 0),
5125              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5126              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5127              SX + (dx == +1 ? MINI_TILEX : 0),
5128              SY + (dy == +1 ? MINI_TILEY : 0));
5129 #endif
5130
5131   if (dx)
5132   {
5133     x = (dx == 1 ? 0 : ed_fieldx - 1);
5134     for (y = 0; y < ed_fieldy; y++)
5135       DrawMiniElementOrWall(x, y, from_x, from_y);
5136   }
5137   else if (dy)
5138   {
5139     y = (dy == 1 ? 0 : ed_fieldy - 1);
5140     for (x = 0; x < ed_fieldx; x++)
5141       DrawMiniElementOrWall(x, y, from_x, from_y);
5142   }
5143
5144   redraw_mask |= REDRAW_FIELD;
5145   BackToFront();
5146 }
5147
5148 static void CreateControlButtons()
5149 {
5150   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5151   struct GadgetInfo *gi;
5152   unsigned long event_mask;
5153   int i;
5154
5155   /* create toolbox buttons */
5156   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5157   {
5158     int id = i;
5159     int width, height;
5160     int gd_xoffset, gd_yoffset;
5161     int gd_x1, gd_x2, gd_y1, gd_y2;
5162     int button_type;
5163     int radio_button_nr;
5164     boolean checked;
5165
5166     if (id == GADGET_ID_SINGLE_ITEMS ||
5167         id == GADGET_ID_CONNECTED_ITEMS ||
5168         id == GADGET_ID_LINE ||
5169         id == GADGET_ID_ARC ||
5170         id == GADGET_ID_TEXT ||
5171         id == GADGET_ID_RECTANGLE ||
5172         id == GADGET_ID_FILLED_BOX ||
5173         id == GADGET_ID_FLOOD_FILL ||
5174         id == GADGET_ID_GRAB_BRUSH ||
5175         id == GADGET_ID_PICK_ELEMENT ||
5176         id == GADGET_ID_CUSTOM_COPY_FROM ||
5177         id == GADGET_ID_CUSTOM_COPY_TO ||
5178         id == GADGET_ID_CUSTOM_EXCHANGE)
5179     {
5180       button_type = GD_TYPE_RADIO_BUTTON;
5181       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
5182       checked = (id == drawing_function ? TRUE : FALSE);
5183       event_mask = GD_EVENT_PRESSED;
5184     }
5185     else
5186     {
5187       button_type = GD_TYPE_NORMAL_BUTTON;
5188       radio_button_nr = RADIO_NR_NONE;
5189       checked = FALSE;
5190
5191       if (id == GADGET_ID_WRAP_LEFT ||
5192           id == GADGET_ID_WRAP_RIGHT ||
5193           id == GADGET_ID_WRAP_UP ||
5194           id == GADGET_ID_WRAP_DOWN)
5195         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5196       else
5197         event_mask = GD_EVENT_RELEASED;
5198     }
5199
5200     if (id < ED_NUM_CTRL1_BUTTONS)
5201     {
5202       int x = i % ED_CTRL1_BUTTONS_HORIZ;
5203       int y = i / ED_CTRL1_BUTTONS_HORIZ;
5204
5205       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
5206       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
5207       width  = ED_CTRL1_BUTTON_XSIZE;
5208       height = ED_CTRL1_BUTTON_YSIZE;
5209
5210       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
5211       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
5212       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
5213       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
5214     }
5215     else if (id < ED_NUM_CTRL1_2_BUTTONS)
5216     {
5217       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
5218       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
5219
5220       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
5221       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
5222       width  = ED_CTRL2_BUTTON_XSIZE;
5223       height = ED_CTRL2_BUTTON_YSIZE;
5224
5225       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
5226       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
5227       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
5228       gd_y2 = 0;        /* no alternative graphic for these buttons */
5229     }
5230     else if (id < ED_NUM_CTRL1_3_BUTTONS)
5231     {
5232       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
5233       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
5234
5235       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
5236       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
5237       width  = ED_CTRL3_BUTTON_XSIZE;
5238       height = ED_CTRL3_BUTTON_YSIZE;
5239
5240       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
5241       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
5242       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
5243       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
5244     }
5245     else
5246     {
5247       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
5248       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
5249
5250       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
5251       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
5252       width  = ED_CTRL4_BUTTON_XSIZE;
5253       height = ED_CTRL4_BUTTON_YSIZE;
5254
5255       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
5256       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
5257       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
5258       gd_y2 = 0;        /* no alternative graphic for these buttons */
5259     }
5260
5261     gi = CreateGadget(GDI_CUSTOM_ID, id,
5262                       GDI_CUSTOM_TYPE_ID, i,
5263                       GDI_INFO_TEXT, control_info[i].text,
5264                       GDI_X, EX + gd_xoffset,
5265                       GDI_Y, EY + gd_yoffset,
5266                       GDI_WIDTH, width,
5267                       GDI_HEIGHT, height,
5268                       GDI_TYPE, button_type,
5269                       GDI_STATE, GD_BUTTON_UNPRESSED,
5270                       GDI_RADIO_NR, radio_button_nr,
5271                       GDI_CHECKED, checked,
5272                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5273                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5274                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5275                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5276                       GDI_EVENT_MASK, event_mask,
5277                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5278                       GDI_CALLBACK_ACTION, HandleControlButtons,
5279                       GDI_END);
5280
5281     if (gi == NULL)
5282       Error(ERR_EXIT, "cannot create gadget");
5283
5284     level_editor_gadget[id] = gi;
5285   }
5286
5287   /* create buttons for scrolling of drawing area and element list */
5288   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
5289   {
5290     int id = scrollbutton_info[i].gadget_id;
5291     int x, y, width, height;
5292     int gd_x1, gd_x2, gd_y1, gd_y2;
5293
5294     x = scrollbutton_info[i].x;
5295     y = scrollbutton_info[i].y;
5296
5297     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5298
5299     if (id == GADGET_ID_SCROLL_LIST_UP ||
5300         id == GADGET_ID_SCROLL_LIST_DOWN)
5301     {
5302       x += DX;
5303       y += DY;
5304       width = ED_SCROLLBUTTON2_XSIZE;
5305       height = ED_SCROLLBUTTON2_YSIZE;
5306       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
5307       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
5308       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
5309       gd_y2 = gd_y1;
5310     }
5311     else
5312     {
5313       x += SX;
5314       y += SY;
5315       width = ED_SCROLLBUTTON_XSIZE;
5316       height = ED_SCROLLBUTTON_YSIZE;
5317       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
5318       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
5319       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
5320       gd_y2 = gd_y1;
5321     }
5322
5323     gi = CreateGadget(GDI_CUSTOM_ID, id,
5324                       GDI_CUSTOM_TYPE_ID, i,
5325                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
5326                       GDI_X, x,
5327                       GDI_Y, y,
5328                       GDI_WIDTH, width,
5329                       GDI_HEIGHT, height,
5330                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5331                       GDI_STATE, GD_BUTTON_UNPRESSED,
5332                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5333                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5334                       GDI_EVENT_MASK, event_mask,
5335                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5336                       GDI_CALLBACK_ACTION, HandleControlButtons,
5337                       GDI_END);
5338
5339     if (gi == NULL)
5340       Error(ERR_EXIT, "cannot create gadget");
5341
5342     level_editor_gadget[id] = gi;
5343   }
5344
5345   /* create buttons for element list */
5346   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5347   {
5348     Bitmap *deco_bitmap;
5349     int deco_x, deco_y, deco_xpos, deco_ypos;
5350     int gd_xoffset, gd_yoffset;
5351     int gd_x1, gd_x2, gd_y;
5352     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
5353     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
5354     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
5355     int element = editor_elements[i];
5356
5357     event_mask = GD_EVENT_RELEASED;
5358
5359     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
5360     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
5361
5362     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
5363     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
5364     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
5365
5366     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
5367     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
5368     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
5369
5370     gi = CreateGadget(GDI_CUSTOM_ID, id,
5371                       GDI_CUSTOM_TYPE_ID, i,
5372                       GDI_INFO_TEXT, getElementInfoText(element),
5373                       GDI_X, DX + gd_xoffset,
5374                       GDI_Y, DY + gd_yoffset,
5375                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
5376                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
5377                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5378                       GDI_STATE, GD_BUTTON_UNPRESSED,
5379                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5380                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5381                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
5382                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
5383                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
5384                       GDI_DECORATION_SHIFTING, 1, 1,
5385                       GDI_EVENT_MASK, event_mask,
5386                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5387                       GDI_CALLBACK_ACTION, HandleControlButtons,
5388                       GDI_END);
5389
5390     if (gi == NULL)
5391       Error(ERR_EXIT, "cannot create gadget");
5392
5393     level_editor_gadget[id] = gi;
5394   }
5395 }
5396
5397 static void CreateCounterButtons()
5398 {
5399   int max_infotext_len = getMaxInfoTextLength();
5400   int i;
5401
5402   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
5403   {
5404     int j;
5405     int x = SX + counterbutton_info[i].x;       /* down count button */
5406     int y = SY + counterbutton_info[i].y;
5407
5408     /* determine horizontal position to the right of specified gadget */
5409     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5410       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
5411            ED_GADGET_TEXT_DISTANCE);
5412
5413     /* determine horizontal offset for leading text */
5414     if (counterbutton_info[i].text_left != NULL)
5415       x += getTextWidthForGadget(counterbutton_info[i].text_left);
5416
5417     for (j = 0; j < 2; j++)
5418     {
5419       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5420       struct GadgetInfo *gi;
5421       int id = (j == 0 ?
5422                 counterbutton_info[i].gadget_id_down :
5423                 counterbutton_info[i].gadget_id_up);
5424       int gd_xoffset;
5425       int gd_x, gd_x1, gd_x2, gd_y;
5426       int x_size, y_size;
5427       unsigned long event_mask;
5428       char infotext[max_infotext_len + 1];
5429
5430       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5431
5432       if (i == ED_COUNTER_ID_SELECT_LEVEL)
5433       {
5434         int sid = (j == 0 ?
5435                    ED_SCROLLBUTTON_ID_AREA_LEFT :
5436                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
5437
5438         event_mask |= GD_EVENT_RELEASED;
5439
5440         if (j == 1)
5441           x += 2 * ED_GADGET_DISTANCE;
5442         y += ED_GADGET_DISTANCE;
5443
5444         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
5445         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
5446         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
5447         x_size = ED_SCROLLBUTTON_XSIZE;
5448         y_size = ED_SCROLLBUTTON_YSIZE;
5449       }
5450       else
5451       {
5452         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
5453         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
5454         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
5455         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
5456         x_size = ED_BUTTON_COUNT_XSIZE;
5457         y_size = ED_BUTTON_COUNT_YSIZE;
5458       }
5459
5460       sprintf(infotext, "%s counter value by 1, 5 or 10",
5461               (j == 0 ? "decrease" : "increase"));
5462
5463       gi = CreateGadget(GDI_CUSTOM_ID, id,
5464                         GDI_CUSTOM_TYPE_ID, i,
5465                         GDI_INFO_TEXT, infotext,
5466                         GDI_X, x,
5467                         GDI_Y, y,
5468                         GDI_WIDTH, x_size,
5469                         GDI_HEIGHT, y_size,
5470                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5471                         GDI_STATE, GD_BUTTON_UNPRESSED,
5472                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5473                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5474                         GDI_EVENT_MASK, event_mask,
5475                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5476                         GDI_CALLBACK_ACTION, HandleCounterButtons,
5477                         GDI_END);
5478
5479       if (gi == NULL)
5480         Error(ERR_EXIT, "cannot create gadget");
5481
5482       level_editor_gadget[id] = gi;
5483       right_gadget_border[id] =
5484         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5485
5486       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
5487
5488       if (j == 0)
5489       {
5490         int font_type = FONT_INPUT_1;
5491         int font_type_active = FONT_INPUT_1_ACTIVE;
5492         int gd_width = ED_WIN_COUNT_XSIZE;
5493
5494         id = counterbutton_info[i].gadget_id_text;
5495         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5496
5497         if (i == ED_COUNTER_ID_SELECT_LEVEL)
5498         {
5499           font_type = FONT_LEVEL_NUMBER;
5500 #if 1
5501           font_type_active = FONT_LEVEL_NUMBER_ACTIVE;
5502 #else
5503           font_type_active = FONT_LEVEL_NUMBER;
5504 #endif
5505           x += 2 * ED_GADGET_DISTANCE;
5506           y -= ED_GADGET_DISTANCE;
5507
5508           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
5509           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
5510           gd_width = ED_WIN_COUNT2_XSIZE;
5511         }
5512         else
5513         {
5514           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5515           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5516         }
5517
5518         gi = CreateGadget(GDI_CUSTOM_ID, id,
5519                           GDI_CUSTOM_TYPE_ID, i,
5520                           GDI_INFO_TEXT, "enter counter value",
5521                           GDI_X, x,
5522                           GDI_Y, y,
5523                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
5524                           GDI_NUMBER_VALUE, 0,
5525                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
5526                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
5527                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
5528                           GDI_TEXT_FONT, font_type,
5529                           GDI_TEXT_FONT_ACTIVE, font_type_active,
5530                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5531                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5532                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5533                           GDI_DESIGN_WIDTH, gd_width,
5534                           GDI_EVENT_MASK, event_mask,
5535                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5536                           GDI_CALLBACK_ACTION, HandleCounterButtons,
5537                           GDI_END);
5538
5539         if (gi == NULL)
5540           Error(ERR_EXIT, "cannot create gadget");
5541
5542         level_editor_gadget[id] = gi;
5543         right_gadget_border[id] =
5544           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5545
5546         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
5547       }
5548     }
5549   }
5550 }
5551
5552 static void CreateDrawingAreas()
5553 {
5554   int i;
5555
5556   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
5557   {
5558     struct GadgetInfo *gi;
5559     unsigned long event_mask;
5560     int id = drawingarea_info[i].gadget_id;
5561     int x = SX + drawingarea_info[i].x;
5562     int y = SY + drawingarea_info[i].y;
5563     int area_xsize = drawingarea_info[i].area_xsize;
5564     int area_ysize = drawingarea_info[i].area_ysize;
5565
5566     event_mask =
5567       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
5568       GD_EVENT_OFF_BORDERS;
5569
5570     /* determine horizontal position to the right of specified gadget */
5571     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
5572       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
5573            ED_DRAWINGAREA_TEXT_DISTANCE);
5574
5575     /* determine horizontal offset for leading text */
5576     if (drawingarea_info[i].text_left != NULL)
5577       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
5578
5579     gi = CreateGadget(GDI_CUSTOM_ID, id,
5580                       GDI_CUSTOM_TYPE_ID, i,
5581                       GDI_X, x,
5582                       GDI_Y, y,
5583                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
5584                       GDI_AREA_SIZE, area_xsize, area_ysize,
5585                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
5586                       GDI_EVENT_MASK, event_mask,
5587                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
5588                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
5589                       GDI_END);
5590
5591     if (gi == NULL)
5592       Error(ERR_EXIT, "cannot create gadget");
5593
5594     level_editor_gadget[id] = gi;
5595     right_gadget_border[id] =
5596       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
5597   }
5598 }
5599
5600 static void CreateTextInputGadgets()
5601 {
5602   int max_infotext_len = getMaxInfoTextLength();
5603   int i;
5604
5605   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
5606   {
5607     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5608     int gd_x, gd_y;
5609     struct GadgetInfo *gi;
5610     unsigned long event_mask;
5611     char infotext[MAX_OUTPUT_LINESIZE + 1];
5612     int id = textinput_info[i].gadget_id;
5613
5614     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5615
5616     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5617     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5618
5619     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
5620     infotext[max_infotext_len] = '\0';
5621
5622     gi = CreateGadget(GDI_CUSTOM_ID, id,
5623                       GDI_CUSTOM_TYPE_ID, i,
5624                       GDI_INFO_TEXT, infotext,
5625                       GDI_X, SX + textinput_info[i].x,
5626                       GDI_Y, SY + textinput_info[i].y,
5627                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
5628                       GDI_TEXT_VALUE, textinput_info[i].value,
5629                       GDI_TEXT_SIZE, textinput_info[i].size,
5630                       GDI_TEXT_FONT, FONT_INPUT_1,
5631                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5632                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5633                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5634                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5635                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5636                       GDI_EVENT_MASK, event_mask,
5637                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5638                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
5639                       GDI_END);
5640
5641     if (gi == NULL)
5642       Error(ERR_EXIT, "cannot create gadget");
5643
5644     level_editor_gadget[id] = gi;
5645   }
5646 }
5647
5648 static void CreateTextAreaGadgets()
5649 {
5650   int max_infotext_len = getMaxInfoTextLength();
5651   int i;
5652
5653   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
5654   {
5655     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5656     int gd_x, gd_y;
5657     struct GadgetInfo *gi;
5658     unsigned long event_mask;
5659     char infotext[MAX_OUTPUT_LINESIZE + 1];
5660     int id = textarea_info[i].gadget_id;
5661     int area_xsize = textarea_info[i].xsize;
5662     int area_ysize = textarea_info[i].ysize;
5663
5664     event_mask = GD_EVENT_TEXT_LEAVING;
5665
5666     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5667     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5668
5669     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
5670     infotext[max_infotext_len] = '\0';
5671
5672     gi = CreateGadget(GDI_CUSTOM_ID, id,
5673                       GDI_CUSTOM_TYPE_ID, i,
5674                       GDI_INFO_TEXT, infotext,
5675                       GDI_X, SX + textarea_info[i].x,
5676                       GDI_Y, SY + textarea_info[i].y,
5677                       GDI_TYPE, GD_TYPE_TEXT_AREA,
5678                       GDI_AREA_SIZE, area_xsize, area_ysize,
5679                       GDI_TEXT_FONT, FONT_INPUT_1,
5680                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5681                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5682                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5683                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5684                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5685                       GDI_EVENT_MASK, event_mask,
5686                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5687                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
5688                       GDI_END);
5689
5690     if (gi == NULL)
5691       Error(ERR_EXIT, "cannot create gadget");
5692
5693     level_editor_gadget[id] = gi;
5694   }
5695 }
5696
5697 static void CreateSelectboxGadgets()
5698 {
5699   int max_infotext_len = getMaxInfoTextLength();
5700   int i, j;
5701
5702   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5703   {
5704     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5705     int gd_x, gd_y;
5706     struct GadgetInfo *gi;
5707     unsigned long event_mask;
5708     char infotext[MAX_OUTPUT_LINESIZE + 1];
5709     int id = selectbox_info[i].gadget_id;
5710     int x = SX + selectbox_info[i].x;
5711     int y = SY + selectbox_info[i].y;
5712
5713     if (selectbox_info[i].size == -1)   /* dynamically determine size */
5714     {
5715       /* (we cannot use -1 for uninitialized values if we directly compare
5716          with results from strlen(), because the '<' and '>' operation will
5717          implicitely cast -1 to an unsigned integer value!) */
5718       selectbox_info[i].size = 0;
5719
5720       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
5721         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
5722           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
5723
5724       selectbox_info[i].size++;         /* add one character empty space */
5725     }
5726
5727     event_mask = GD_EVENT_RELEASED |
5728       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5729
5730     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
5731     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
5732
5733     /* determine horizontal position to the right of specified gadget */
5734     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
5735       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
5736            ED_GADGET_TEXT_DISTANCE);
5737
5738     /* determine horizontal offset for leading text */
5739     if (selectbox_info[i].text_left != NULL)
5740       x += getTextWidthForGadget(selectbox_info[i].text_left);
5741
5742     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
5743     infotext[max_infotext_len] = '\0';
5744
5745     gi = CreateGadget(GDI_CUSTOM_ID, id,
5746                       GDI_CUSTOM_TYPE_ID, i,
5747                       GDI_INFO_TEXT, infotext,
5748                       GDI_X, x,
5749                       GDI_Y, y,
5750                       GDI_TYPE, GD_TYPE_SELECTBOX,
5751                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
5752                       GDI_TEXT_SIZE, selectbox_info[i].size,
5753                       GDI_TEXT_FONT, FONT_INPUT_1,
5754                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5755                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5756                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5757                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5758                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
5759                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5760                       GDI_EVENT_MASK, event_mask,
5761                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5762                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
5763                       GDI_END);
5764
5765     if (gi == NULL)
5766       Error(ERR_EXIT, "cannot create gadget");
5767
5768     level_editor_gadget[id] = gi;
5769     right_gadget_border[id] =
5770       getRightGadgetBorder(gi, selectbox_info[i].text_right);
5771   }
5772 }
5773
5774 static void CreateTextbuttonGadgets()
5775 {
5776   int max_infotext_len = getMaxInfoTextLength();
5777   int i;
5778
5779   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
5780   {
5781     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5782     int gd_x1, gd_x2, gd_y1, gd_y2;
5783     struct GadgetInfo *gi;
5784     unsigned long event_mask;
5785     char infotext[MAX_OUTPUT_LINESIZE + 1];
5786     int id = textbutton_info[i].gadget_id;
5787     int x = SX + textbutton_info[i].x;
5788     int y = SY + textbutton_info[i].y;
5789
5790     if (textbutton_info[i].size == -1)  /* dynamically determine size */
5791       textbutton_info[i].size = strlen(textbutton_info[i].text);
5792
5793     event_mask = GD_EVENT_RELEASED;
5794
5795     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
5796     {
5797       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
5798       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
5799       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
5800       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
5801     }
5802     else
5803     {
5804       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
5805       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
5806       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
5807       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
5808     }
5809
5810     sprintf(infotext, "%s", textbutton_info[i].infotext);
5811     infotext[max_infotext_len] = '\0';
5812
5813     /* determine horizontal position to the right of specified gadget */
5814     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5815       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
5816            ED_GADGET_TEXT_DISTANCE);
5817
5818     /* determine horizontal offset for leading text */
5819     if (textbutton_info[i].text_left != NULL)
5820       x += getTextWidthForGadget(textbutton_info[i].text_left);
5821
5822     gi = CreateGadget(GDI_CUSTOM_ID, id,
5823                       GDI_CUSTOM_TYPE_ID, i,
5824                       GDI_INFO_TEXT, infotext,
5825                       GDI_X, x,
5826                       GDI_Y, y,
5827                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
5828                       GDI_TEXT_VALUE, textbutton_info[i].text,
5829                       GDI_TEXT_SIZE, textbutton_info[i].size,
5830                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
5831                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
5832                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5833                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5834                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5835                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
5836                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5837                       GDI_DECORATION_SHIFTING, 1, 1,
5838                       GDI_EVENT_MASK, event_mask,
5839                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5840                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
5841                       GDI_END);
5842
5843     if (gi == NULL)
5844       Error(ERR_EXIT, "cannot create gadget");
5845
5846     level_editor_gadget[id] = gi;
5847     right_gadget_border[id] =
5848       getRightGadgetBorder(gi, textbutton_info[i].text_right);
5849   }
5850 }
5851
5852 static void CreateGraphicbuttonGadgets()
5853 {
5854   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5855   struct GadgetInfo *gi;
5856   unsigned long event_mask;
5857   int i;
5858
5859   /* create buttons for scrolling of drawing area and element list */
5860   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
5861   {
5862     int id = graphicbutton_info[i].gadget_id;
5863     int gd_x1, gd_x2, gd_y1, gd_y2;
5864     int x = SX + graphicbutton_info[i].x;
5865     int y = SY + graphicbutton_info[i].y;
5866
5867     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5868
5869     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
5870     {
5871       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
5872       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5873       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
5874       gd_y2 = gd_y1;
5875     }
5876     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5877     {
5878       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5879       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5880       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5881       gd_y2 = gd_y1;
5882     }
5883
5884     /* determine horizontal position to the right of specified gadget */
5885     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5886       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5887            ED_GADGET_TEXT_DISTANCE);
5888
5889     /* determine horizontal offset for leading text */
5890     if (graphicbutton_info[i].text_left != NULL)
5891       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5892
5893     gi = CreateGadget(GDI_CUSTOM_ID, id,
5894                       GDI_CUSTOM_TYPE_ID, i,
5895                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5896                       GDI_X, x,
5897                       GDI_Y, y,
5898                       GDI_WIDTH, graphicbutton_info[i].width,
5899                       GDI_HEIGHT, graphicbutton_info[i].height,
5900                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5901                       GDI_STATE, GD_BUTTON_UNPRESSED,
5902                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5903                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5904                       GDI_EVENT_MASK, event_mask,
5905                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5906                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5907                       GDI_END);
5908
5909     if (gi == NULL)
5910       Error(ERR_EXIT, "cannot create gadget");
5911
5912     level_editor_gadget[id] = gi;
5913     right_gadget_border[id] =
5914       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5915   }
5916 }
5917
5918 static void CreateScrollbarGadgets()
5919 {
5920   int i;
5921
5922   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5923   {
5924     int id = scrollbar_info[i].gadget_id;
5925     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5926     int gd_x1, gd_x2, gd_y1, gd_y2;
5927     struct GadgetInfo *gi;
5928     int items_max, items_visible, item_position;
5929     unsigned long event_mask;
5930
5931     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5932     {
5933       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5934       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5935       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5936     }
5937     else        /* drawing area scrollbars */
5938     {
5939       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5940       {
5941         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5942         items_visible = ed_fieldx;
5943         item_position = 0;
5944       }
5945       else
5946       {
5947         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5948         items_visible = ed_fieldy;
5949         item_position = 0;
5950       }
5951     }
5952
5953     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5954
5955     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5956     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5957                       scrollbar_info[i].height : scrollbar_info[i].width));
5958     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5959     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5960
5961     gi = CreateGadget(GDI_CUSTOM_ID, id,
5962                       GDI_CUSTOM_TYPE_ID, i,
5963                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5964                       GDI_X, scrollbar_info[i].x,
5965                       GDI_Y, scrollbar_info[i].y,
5966                       GDI_WIDTH, scrollbar_info[i].width,
5967                       GDI_HEIGHT, scrollbar_info[i].height,
5968                       GDI_TYPE, scrollbar_info[i].type,
5969                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5970                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5971                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5972                       GDI_WHEEL_AREA_X, scrollbar_info[i].wheel_x,
5973                       GDI_WHEEL_AREA_Y, scrollbar_info[i].wheel_y,
5974                       GDI_WHEEL_AREA_WIDTH, scrollbar_info[i].wheel_width,
5975                       GDI_WHEEL_AREA_HEIGHT, scrollbar_info[i].wheel_height,
5976                       GDI_STATE, GD_BUTTON_UNPRESSED,
5977                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5978                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5979                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5980                       GDI_EVENT_MASK, event_mask,
5981                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5982                       GDI_CALLBACK_ACTION, HandleControlButtons,
5983                       GDI_END);
5984
5985     if (gi == NULL)
5986       Error(ERR_EXIT, "cannot create gadget");
5987
5988     level_editor_gadget[id] = gi;
5989   }
5990 }
5991
5992 static void CreateCheckbuttonGadgets()
5993 {
5994   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5995   struct GadgetInfo *gi;
5996   unsigned long event_mask;
5997   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5998   int i;
5999
6000   event_mask = GD_EVENT_PRESSED;
6001
6002   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6003   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6004   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
6005   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
6006   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
6007
6008   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
6009   {
6010     int id = checkbutton_info[i].gadget_id;
6011     int x = SX + checkbutton_info[i].x;
6012     int y = SY + checkbutton_info[i].y;
6013
6014     if (id == GADGET_ID_STICK_ELEMENT)
6015       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
6016     else
6017       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
6018
6019     /* determine horizontal position to the right of specified gadget */
6020     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6021       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
6022            ED_GADGET_TEXT_DISTANCE);
6023
6024     /* determine horizontal offset for leading text */
6025     if (checkbutton_info[i].text_left != NULL)
6026       x += getTextWidthForGadget(checkbutton_info[i].text_left);
6027
6028     gi = CreateGadget(GDI_CUSTOM_ID, id,
6029                       GDI_CUSTOM_TYPE_ID, i,
6030                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
6031                       GDI_X, x,
6032                       GDI_Y, y,
6033                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
6034                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
6035                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
6036                       GDI_CHECKED, *checkbutton_info[i].value,
6037                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
6038                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
6039                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
6040                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
6041                       GDI_EVENT_MASK, event_mask,
6042                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6043                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
6044                       GDI_END);
6045
6046     if (gi == NULL)
6047       Error(ERR_EXIT, "cannot create gadget");
6048
6049     level_editor_gadget[id] = gi;
6050     right_gadget_border[id] =
6051       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
6052   }
6053 }
6054
6055 static void CreateRadiobuttonGadgets()
6056 {
6057   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6058   struct GadgetInfo *gi;
6059   unsigned long event_mask;
6060   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
6061   int i;
6062
6063   event_mask = GD_EVENT_PRESSED;
6064
6065   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6066   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6067   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
6068   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
6069   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
6070
6071   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
6072   {
6073     int id = radiobutton_info[i].gadget_id;
6074     int x = SX + radiobutton_info[i].x;
6075     int y = SY + radiobutton_info[i].y;
6076
6077     int checked =
6078       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
6079
6080     /* determine horizontal position to the right of specified gadget */
6081     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
6082       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
6083            ED_GADGET_TEXT_DISTANCE);
6084
6085     /* determine horizontal offset for leading text */
6086     if (radiobutton_info[i].text_left != NULL)
6087       x += getTextWidthForGadget(radiobutton_info[i].text_left);
6088
6089     gi = CreateGadget(GDI_CUSTOM_ID, id,
6090                       GDI_CUSTOM_TYPE_ID, i,
6091                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
6092                       GDI_X, x,
6093                       GDI_Y, y,
6094                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
6095                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
6096                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
6097                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
6098                       GDI_CHECKED, checked,
6099                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
6100                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
6101                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
6102                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
6103                       GDI_EVENT_MASK, event_mask,
6104                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6105                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
6106                       GDI_END);
6107
6108     if (gi == NULL)
6109       Error(ERR_EXIT, "cannot create gadget");
6110
6111     level_editor_gadget[id] = gi;
6112     right_gadget_border[id] =
6113       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
6114   }
6115 }
6116
6117 void CreateLevelEditorGadgets()
6118 {
6119   int old_game_status = game_status;
6120
6121   /* setting 'game_status' is needed to get the right fonts for the editor */
6122   game_status = GAME_MODE_EDITOR;
6123
6124   ReinitializeElementList();
6125
6126   CreateControlButtons();
6127   CreateScrollbarGadgets();
6128
6129   /* order of function calls is important because of cross-references */
6130   CreateCheckbuttonGadgets();
6131   CreateCounterButtons();
6132   CreateRadiobuttonGadgets();
6133   CreateTextInputGadgets();
6134   CreateTextAreaGadgets();
6135   CreateSelectboxGadgets();
6136   CreateGraphicbuttonGadgets();
6137   CreateTextbuttonGadgets();
6138   CreateDrawingAreas();
6139
6140   game_status = old_game_status;
6141 }
6142
6143 void FreeLevelEditorGadgets()
6144 {
6145   int i;
6146
6147   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6148   {
6149     FreeGadget(level_editor_gadget[i]);
6150
6151     level_editor_gadget[i] = NULL;
6152   }
6153 }
6154
6155 static void MapCounterButtons(int id)
6156 {
6157   int gadget_id_down = counterbutton_info[id].gadget_id_down;
6158   int gadget_id_text = counterbutton_info[id].gadget_id_text;
6159   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
6160   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
6161   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
6162   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
6163   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
6164   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6165   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
6166   int yoffset = ED_BORDER_SIZE;
6167   int x_left = gi_down->x - xoffset_left;
6168   int x_right;  /* set after gadget position was modified */
6169   int y_above = gi_down->y - yoffset_above;
6170   int x = gi_down->x;
6171   int y;        /* set after gadget position was modified */
6172
6173   /* counter limits must be changed first to prevent value truncation */
6174   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
6175                             counterbutton_info[id].max_value);
6176
6177   /* right text position might have changed after setting position above */
6178   x_right = gi_up->x + gi_up->width + xoffset_right;
6179
6180   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
6181
6182   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
6183   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
6184       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
6185   {
6186     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6187     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6188     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6189   }
6190
6191   /* vertical position might have changed after setting position above */
6192   y = gi_up->y + yoffset;
6193
6194   if (counterbutton_info[id].text_above)
6195     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
6196
6197   if (counterbutton_info[id].text_left)
6198     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
6199
6200   if (counterbutton_info[id].text_right)
6201     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
6202
6203   MapGadget(gi_down);
6204   MapGadget(gi_text);
6205   MapGadget(gi_up);
6206 }
6207
6208 static void MapControlButtons()
6209 {
6210   int counter_id;
6211   int i;
6212
6213   /* map toolbox buttons (excluding special CE toolbox buttons) */
6214   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
6215     MapGadget(level_editor_gadget[i]);
6216
6217   /* map buttons to select elements */
6218   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6219     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
6220   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
6221   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
6222   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
6223
6224   /* map buttons to select level */
6225   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
6226   counterbutton_info[counter_id].min_value = leveldir_current->first_level;
6227   counterbutton_info[counter_id].max_value = leveldir_current->last_level;
6228   MapCounterButtons(counter_id);
6229 }
6230
6231 static void MapDrawingArea(int id)
6232 {
6233   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6234   int area_xsize = gi->drawing.area_xsize;
6235   int area_ysize = gi->drawing.area_ysize;
6236   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6237   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
6238   int x_left  = gi->x - xoffset_left;
6239   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
6240   int x_below = gi->x + (gi->width - xoffset_below) / 2;
6241   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
6242   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
6243
6244   if (drawingarea_info[id].text_left)
6245     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
6246
6247   if (drawingarea_info[id].text_right)
6248     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
6249
6250   if (drawingarea_info[id].text_below)
6251     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
6252
6253   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
6254   {
6255     DrawElementBorder(gi->x, gi->y,
6256                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
6257
6258     DrawDrawingArea(id);
6259   }
6260
6261   MapGadget(gi);
6262 }
6263
6264 static void MapTextInputGadget(int id)
6265 {
6266   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
6267   int xoffset_above = 0;
6268   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
6269   int x_above = textinput_info[id].x + xoffset_above;
6270   int y_above = textinput_info[id].y + yoffset_above;
6271
6272   if (textinput_info[id].text_above)
6273     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
6274
6275   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
6276
6277   MapGadget(gi);
6278 }
6279
6280 static void MapTextAreaGadget(int id)
6281 {
6282   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6283   int xoffset_above = 0;
6284   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
6285   int x_above = textarea_info[id].x + xoffset_above;
6286   int y_above = textarea_info[id].y + yoffset_above;
6287
6288   if (textarea_info[id].text_above)
6289     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
6290
6291   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
6292
6293   MapGadget(gi);
6294 }
6295
6296 static void MapSelectboxGadget(int id)
6297 {
6298   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
6299   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
6300   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6301   int yoffset = ED_BORDER_SIZE;
6302   int x_left = gi->x - xoffset_left;
6303   int x_right = gi->x + gi->width + xoffset_right;
6304   int y = gi->y + yoffset;
6305
6306   if (selectbox_info[id].text_left)
6307     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
6308
6309   if (selectbox_info[id].text_right)
6310     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
6311
6312   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
6313
6314   MapGadget(gi);
6315 }
6316
6317 static void MapTextbuttonGadget(int id)
6318 {
6319   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
6320   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
6321   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6322   int yoffset = ED_BORDER_SIZE;
6323   int x_left = gi->x - xoffset_left;
6324   int x_right = gi->x + gi->width + xoffset_right;
6325   int y = gi->y + yoffset;
6326
6327   /* only show button to delete change pages when more than minimum pages */
6328   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
6329       custom_element.num_change_pages == MIN_CHANGE_PAGES)
6330     return;
6331
6332   if (textbutton_info[id].text_left)
6333     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
6334
6335   if (textbutton_info[id].text_right)
6336     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
6337
6338   MapGadget(gi);
6339 }
6340
6341 static void MapGraphicbuttonGadget(int id)
6342 {
6343   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
6344   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
6345   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6346   int yoffset = ED_BORDER_SIZE;
6347   int x_left = gi->x - xoffset_left;
6348   int x_right = gi->x + gi->width + xoffset_right;
6349   int y = gi->y + yoffset;
6350
6351   if (graphicbutton_info[id].text_left)
6352     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
6353
6354   if (graphicbutton_info[id].text_right)
6355     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
6356
6357   MapGadget(gi);
6358 }
6359
6360 static void MapRadiobuttonGadget(int id)
6361 {
6362   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
6363   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6364   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6365   int yoffset = ED_BORDER_SIZE;
6366   int x_left = gi->x - xoffset_left;
6367   int x_right = gi->x + gi->width + xoffset_right;
6368   int y = gi->y + yoffset;
6369   boolean checked =
6370     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
6371
6372   if (radiobutton_info[id].text_left)
6373     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
6374
6375   if (radiobutton_info[id].text_right)
6376     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
6377
6378   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
6379
6380   MapGadget(gi);
6381 }
6382
6383 static void MapCheckbuttonGadget(int id)
6384 {
6385   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
6386   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6387   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6388   int yoffset = ED_BORDER_SIZE;
6389   int x_left, x_right, y;       /* set after gadget position was modified */
6390
6391   /* set position for gadgets with dynamically determined position */
6392   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
6393     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
6394   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
6395
6396   x_left = gi->x - xoffset_left;
6397   x_right = gi->x + gi->width + xoffset_right;
6398   y = gi->y + yoffset;
6399
6400   if (checkbutton_info[id].text_left)
6401     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
6402
6403   if (checkbutton_info[id].text_right)
6404     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
6405
6406   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
6407
6408   MapGadget(gi);
6409 }
6410
6411 static void MapMainDrawingArea()
6412 {
6413   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
6414   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
6415   int i;
6416
6417   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
6418   {
6419     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
6420           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
6421          no_horizontal_scrollbar) ||
6422         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
6423           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
6424          no_vertical_scrollbar))
6425       continue;
6426
6427     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
6428   }
6429
6430   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
6431   {
6432     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
6433         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
6434       continue;
6435
6436     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
6437   }
6438
6439   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
6440 }
6441
6442 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
6443 {
6444   int i;
6445
6446   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
6447   {
6448     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
6449         i == GADGET_ID_CUSTOM_COPY_TO ||
6450         i == GADGET_ID_CUSTOM_EXCHANGE ||
6451         i == GADGET_ID_CUSTOM_COPY ||
6452         i == GADGET_ID_CUSTOM_PASTE)
6453     {
6454       if (map)
6455         MapGadget(level_editor_gadget[i]);
6456       else
6457         UnmapGadget(level_editor_gadget[i]);
6458     }
6459   }
6460 }
6461
6462 static void MapLevelEditorToolboxCustomGadgets()
6463 {
6464   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
6465 }
6466
6467 static void UnmapLevelEditorToolboxCustomGadgets()
6468 {
6469   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
6470 }
6471
6472 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
6473 {
6474   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6475   int i;
6476
6477   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
6478   {
6479     if (i != GADGET_ID_SINGLE_ITEMS &&
6480         i != GADGET_ID_PROPERTIES &&
6481         i != GADGET_ID_PICK_ELEMENT)
6482     {
6483       struct GadgetInfo *gi = level_editor_gadget[i];
6484
6485       if (map)
6486         MapGadget(gi);
6487       else
6488       {
6489         UnmapGadget(gi);
6490
6491         BlitBitmap(gd_bitmap, drawto,
6492                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
6493                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
6494                    gi->width, gi->height, gi->x, gi->y);
6495
6496         redraw_mask |= REDRAW_DOOR_3;
6497       }
6498     }
6499   }
6500 }
6501
6502 static void MapLevelEditorToolboxDrawingGadgets()
6503 {
6504   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
6505 }
6506
6507 static void UnmapLevelEditorToolboxDrawingGadgets()
6508 {
6509   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
6510 }
6511
6512 static void UnmapDrawingArea(int id)
6513 {
6514   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
6515 }
6516
6517 static void UnmapLevelEditorWindowGadgets()
6518 {
6519   int i;
6520
6521   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6522     if (level_editor_gadget[i]->x < SX + SXSIZE)
6523       UnmapGadget(level_editor_gadget[i]);
6524 }
6525
6526 void UnmapLevelEditorGadgets()
6527 {
6528   int i;
6529
6530   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6531     UnmapGadget(level_editor_gadget[i]);
6532 }
6533
6534 static void ResetUndoBuffer()
6535 {
6536   undo_buffer_position = -1;
6537   undo_buffer_steps = -1;
6538   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6539
6540   level.changed = FALSE;
6541 }
6542
6543 static void DrawEditModeWindow()
6544 {
6545   ModifyEditorElementList();
6546   RedrawDrawingElements();
6547
6548   if (edit_mode == ED_MODE_INFO)
6549     DrawLevelInfoWindow();
6550   else if (edit_mode == ED_MODE_PROPERTIES)
6551     DrawPropertiesWindow();
6552   else  /* edit_mode == ED_MODE_DRAWING */
6553     DrawDrawingWindow();
6554 }
6555
6556 static boolean LevelChanged()
6557 {
6558   boolean field_changed = FALSE;
6559   int x, y;
6560
6561   if (leveldir_current->readonly)
6562     return FALSE;
6563
6564   for (y = 0; y < lev_fieldy; y++)
6565     for (x = 0; x < lev_fieldx; x++)
6566       if (Feld[x][y] != level.field[x][y])
6567         field_changed = TRUE;
6568
6569   return (level.changed || field_changed);
6570 }
6571
6572 static boolean LevelContainsPlayer()
6573 {
6574   boolean player_found = FALSE;
6575   int x, y;
6576
6577   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
6578
6579   for (y = 0; y < lev_fieldy; y++) for (x = 0; x < lev_fieldx; x++)
6580   {
6581     if (Feld[x][y] == EL_PLAYER_1 ||
6582         Feld[x][y] == EL_SP_MURPHY)
6583       player_found = TRUE;
6584   }
6585
6586   return player_found;
6587 }
6588
6589 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
6590                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
6591 {
6592   int x, y;
6593
6594   for (x = 0; x < lev_fieldx; x++)
6595     for (y = 0; y < lev_fieldy; y++)
6596       dst[x][y] = src[x][y];
6597 }
6598
6599 static int setSelectboxValue(int selectbox_id, int new_value)
6600 {
6601   int new_index_value = 0;
6602   int i;
6603
6604   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
6605     if (selectbox_info[selectbox_id].options[i].value == new_value)
6606       new_index_value = i;
6607
6608   *selectbox_info[selectbox_id].value =
6609     selectbox_info[selectbox_id].options[new_index_value].value;
6610
6611   return new_index_value;
6612 }
6613
6614 static void setSelectboxSpecialActionVariablesIfNeeded()
6615 {
6616   int i;
6617
6618   /* change action mode and arg variables according to action type variable */
6619   for (i = 0; action_arg_options[i].value != -1; i++)
6620   {
6621     if (action_arg_options[i].value == custom_element_change.action_type)
6622     {
6623       int mode = action_arg_options[i].mode;
6624
6625       /* only change if corresponding selectbox has changed */
6626       if (selectbox_info[ED_SELECTBOX_ID_ACTION_MODE].options !=
6627           action_arg_modes[mode])
6628         custom_element_change.action_mode = -1;
6629
6630       /* only change if corresponding selectbox has changed */
6631       if (selectbox_info[ED_SELECTBOX_ID_ACTION_ARG].options !=
6632           action_arg_options[i].options)
6633         custom_element_change.action_arg = -1;
6634
6635       break;
6636     }
6637   }
6638 }
6639
6640 static void setSelectboxSpecialActionOptions()
6641 {
6642   int i;
6643
6644   /* change action mode and arg selectbox according to action type selectbox */
6645   for (i = 0; action_arg_options[i].value != -1; i++)
6646   {
6647     if (action_arg_options[i].value == custom_element_change.action_type)
6648     {
6649       int mode = action_arg_options[i].mode;
6650
6651       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
6652                                    action_arg_modes[mode]);
6653       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
6654                                  custom_element_change.action_mode);
6655
6656       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
6657                                    action_arg_options[i].options);
6658       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
6659                                  custom_element_change.action_arg);
6660       break;
6661     }
6662   }
6663 }
6664
6665 static void copy_custom_element_settings(int element_from, int element_to)
6666 {
6667   struct ElementInfo *ei_from = &element_info[element_from];
6668   struct ElementInfo *ei_to = &element_info[element_to];
6669
6670   copyElementInfo(ei_from, ei_to);
6671 }
6672
6673 static void replace_custom_element_in_settings(int element_from,
6674                                                int element_to)
6675 {
6676   int i, j, x, y;
6677
6678   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
6679   {
6680     struct ElementInfo *ei = &element_info[i];
6681
6682     for (y = 0; y < 3; y++)
6683       for (x = 0; x < 3; x++)
6684         if (ei->content.e[x][y] == element_from)
6685           ei->content.e[x][y] = element_to;
6686
6687     for (j = 0; j < ei->num_change_pages; j++)
6688     {
6689       struct ElementChangeInfo *change = &ei->change_page[j];
6690
6691       if (change->target_element == element_from)
6692         change->target_element = element_to;
6693
6694       if (change->initial_trigger_element == element_from)
6695         change->initial_trigger_element = element_to;
6696
6697       if (change->action_element == element_from)
6698         change->action_element = element_to;
6699
6700       for (y = 0; y < 3; y++)
6701         for (x = 0; x < 3; x++)
6702           if (change->target_content.e[x][y] == element_from)
6703             change->target_content.e[x][y] = element_to;
6704     }
6705
6706     if (ei->group != NULL)                              /* group or internal */
6707       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
6708         if (ei->group->element[j] == element_from)
6709           ei->group->element[j] = element_to;
6710   }
6711 }
6712
6713 static void replace_custom_element_in_playfield(int element_from,
6714                                                 int element_to)
6715 {
6716   int x, y;
6717
6718   for (x = 0; x < lev_fieldx; x++)
6719     for (y = 0; y < lev_fieldy; y++)
6720       if (Feld[x][y] == element_from)
6721         Feld[x][y] = element_to;
6722 }
6723
6724 static boolean CopyCustomElement(int element_old, int element_new,
6725                                  int copy_mode)
6726 {
6727   if (copy_mode == GADGET_ID_CUSTOM_COPY)
6728   {
6729     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
6730                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6731     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6732   }
6733   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
6734   {
6735     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
6736                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6737     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6738
6739     level.changed = TRUE;
6740   }
6741   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
6742   {
6743     Request("Please choose custom element !", REQ_CONFIRM);
6744
6745     return FALSE;
6746   }
6747   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
6748   {
6749     Request("Please choose group element !", REQ_CONFIRM);
6750
6751     return FALSE;
6752   }
6753   else
6754   {
6755     level.changed = TRUE;
6756   }
6757
6758   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
6759   {
6760     copy_custom_element_settings(element_new, element_old);
6761   }
6762   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
6763   {
6764     copy_custom_element_settings(element_old, element_new);
6765   }
6766   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
6767   {
6768     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
6769     copy_custom_element_settings(element_new, element_old);
6770     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
6771
6772     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
6773     replace_custom_element_in_settings(element_new, element_old);
6774     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
6775
6776     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
6777     replace_custom_element_in_playfield(element_new, element_old);
6778     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
6779   }
6780
6781   UpdateCustomElementGraphicGadgets();
6782   DrawPropertiesWindow();
6783
6784   return TRUE;
6785 }
6786
6787 static void CopyCustomElementPropertiesToEditor(int element)
6788 {
6789   int i;
6790   int current_change_page = element_info[element].current_change_page;
6791
6792   /* dynamically (re)build selectbox for selecting change page */
6793   for (i = 0; i < element_info[element].num_change_pages; i++)
6794   {
6795     sprintf(options_change_page_strings[i], "%d", i + 1);
6796
6797     options_change_page[i].value = i;
6798     options_change_page[i].text = options_change_page_strings[i];
6799   }
6800
6801   options_change_page[i].value = -1;
6802   options_change_page[i].text = NULL;
6803
6804   /* needed here to initialize combined element properties */
6805   InitElementPropertiesEngine(level.game_version);
6806
6807   element_info[element].change =
6808     &element_info[element].change_page[current_change_page];
6809
6810   custom_element = element_info[element];
6811   custom_element_change = *element_info[element].change;
6812
6813   /* needed to initially set selectbox options for special action options */
6814   setSelectboxSpecialActionOptions();
6815
6816   /* needed to initially set selectbox value variables to reliable defaults */
6817   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6818     setSelectboxValue(i, *selectbox_info[i].value);
6819
6820   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6821     custom_element_properties[i] = HAS_PROPERTY(element, i);
6822
6823   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6824     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
6825
6826   /* ---------- element settings: configure (custom elements) ------------- */
6827
6828   /* set accessible layer selectbox help value */
6829   custom_element.access_type =
6830     (IS_WALKABLE(element) ? EP_WALKABLE :
6831      IS_PASSABLE(element) ? EP_PASSABLE :
6832      custom_element.access_type);
6833   custom_element.access_layer =
6834     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
6835      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
6836      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
6837      custom_element.access_layer);
6838   custom_element.access_protected =
6839     (IS_PROTECTED(element) ? 1 : 0);
6840   custom_element_properties[EP_ACCESSIBLE] =
6841     (IS_ACCESSIBLE_OVER(element) ||
6842      IS_ACCESSIBLE_INSIDE(element) ||
6843      IS_ACCESSIBLE_UNDER(element));
6844
6845   /* set walk-to-object action selectbox help value */
6846   custom_element.walk_to_action =
6847     (IS_DIGGABLE(element) ? EP_DIGGABLE :
6848      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
6849      IS_DROPPABLE(element) ? EP_DROPPABLE :
6850      IS_THROWABLE(element) ? EP_THROWABLE :
6851      IS_PUSHABLE(element) ? EP_PUSHABLE :
6852      custom_element.walk_to_action);
6853   custom_element_properties[EP_WALK_TO_OBJECT] =
6854     (IS_DIGGABLE(element) ||
6855      IS_COLLECTIBLE_ONLY(element) ||
6856      IS_DROPPABLE(element) ||
6857      IS_THROWABLE(element) ||
6858      IS_PUSHABLE(element));
6859
6860   /* set smash targets selectbox help value */
6861   custom_element.smash_targets =
6862     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
6863      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
6864      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
6865      custom_element.smash_targets);
6866   custom_element_properties[EP_CAN_SMASH] =
6867     (CAN_SMASH_EVERYTHING(element) ||
6868      CAN_SMASH_ENEMIES(element) ||
6869      CAN_SMASH_PLAYER(element));
6870
6871   /* set deadliness selectbox help value */
6872   custom_element.deadliness =
6873     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
6874      DONT_GET_HIT_BY(element) ? EP_DONT_GET_HIT_BY :
6875      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
6876      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
6877      custom_element.deadliness);
6878   custom_element_properties[EP_DEADLY] =
6879     (DONT_TOUCH(element) ||
6880      DONT_GET_HIT_BY(element) ||
6881      DONT_COLLIDE_WITH(element) ||
6882      DONT_RUN_INTO(element));
6883
6884   /* ---------- element settings: advanced (custom elements) --------------- */
6885
6886   /* set "change by direct action" selectbox help value */
6887   custom_element_change.direct_action =
6888     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6889      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6890      HAS_CHANGE_EVENT(element, CE_SWITCHED_BY_PLAYER) ? CE_SWITCHED_BY_PLAYER :
6891      HAS_CHANGE_EVENT(element, CE_SNAPPED_BY_PLAYER) ? CE_SNAPPED_BY_PLAYER :
6892      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6893      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6894      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6895      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6896      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6897      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6898      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6899      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6900      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6901      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6902      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES) ? CE_VALUE_CHANGES :
6903      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES) ? CE_SCORE_CHANGES :
6904      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
6905      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO) ? CE_SCORE_GETS_ZERO :
6906      custom_element_change.direct_action);
6907
6908   /* set "change by other element action" selectbox help value */
6909   custom_element_change.other_action =
6910     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
6911      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
6912      HAS_CHANGE_EVENT(element, CE_PLAYER_SWITCHES_X) ? CE_PLAYER_SWITCHES_X :
6913      HAS_CHANGE_EVENT(element, CE_PLAYER_SNAPS_X) ? CE_PLAYER_SNAPS_X :
6914      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
6915      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
6916      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
6917      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
6918      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
6919      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
6920      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
6921      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
6922      HAS_CHANGE_EVENT(element, CE_DIGGING_X) ? CE_DIGGING_X :
6923      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
6924      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6925      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6926      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6927      HAS_CHANGE_EVENT(element, CE_MOVE_OF_X) ? CE_MOVE_OF_X :
6928      HAS_CHANGE_EVENT(element, CE_CREATION_OF_X) ? CE_CREATION_OF_X :
6929      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES_OF_X) ? CE_VALUE_CHANGES_OF_X :
6930      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES_OF_X) ? CE_SCORE_CHANGES_OF_X :
6931      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
6932      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO_OF_X) ? CE_SCORE_GETS_ZERO_OF_X :
6933      custom_element_change.other_action);
6934 }
6935
6936 static void CopyGroupElementPropertiesToEditor(int element)
6937 {
6938   group_element_info = *element_info[element].group;
6939   custom_element = element_info[element];       /* needed for description */
6940 }
6941
6942 static void CopyClassicElementPropertiesToEditor(int element)
6943 {
6944   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6945     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6946       getMoveIntoAcidProperty(&level, element);
6947
6948   if (MAYBE_DONT_COLLIDE_WITH(element))
6949     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6950       getDontCollideWithProperty(&level, element);
6951 }
6952
6953 static void CopyElementPropertiesToEditor(int element)
6954 {
6955   if (IS_CUSTOM_ELEMENT(element))
6956     CopyCustomElementPropertiesToEditor(element);
6957   else if (IS_GROUP_ELEMENT(element))
6958     CopyGroupElementPropertiesToEditor(element);
6959   else
6960     CopyClassicElementPropertiesToEditor(element);
6961 }
6962
6963 static void CopyCustomElementPropertiesToGame(int element)
6964 {
6965   int i;
6966   int access_type_and_layer;
6967
6968   /* mark that this custom element has been modified */
6969   custom_element.modified_settings = TRUE;
6970   level.changed = TRUE;
6971
6972   if (level.use_custom_template)
6973   {
6974     if (Request("Copy and modify level template ?", REQ_ASK))
6975     {
6976       level.use_custom_template = FALSE;
6977       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6978                    GDI_CHECKED, FALSE, GDI_END);
6979     }
6980     else
6981     {
6982       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6983
6984       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6985     }
6986   }
6987
6988   element_info[element] = custom_element;
6989   *element_info[element].change = custom_element_change;
6990
6991   /* ---------- element settings: configure (custom elements) ------------- */
6992
6993   /* set accessible property from checkbox and selectbox */
6994   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6995   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6996   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6997   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6998   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6999   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
7000   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
7001                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
7002                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
7003   custom_element_properties[access_type_and_layer] =
7004     custom_element_properties[EP_ACCESSIBLE];
7005   custom_element_properties[EP_PROTECTED] =
7006     (custom_element.access_protected != 0 &&
7007      custom_element_properties[EP_ACCESSIBLE]);
7008
7009   /* set walk-to-object property from checkbox and selectbox */
7010   custom_element_properties[EP_DIGGABLE] = FALSE;
7011   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
7012   custom_element_properties[EP_DROPPABLE] = FALSE;
7013   custom_element_properties[EP_THROWABLE] = FALSE;
7014   custom_element_properties[EP_PUSHABLE] = FALSE;
7015   custom_element_properties[custom_element.walk_to_action] =
7016     custom_element_properties[EP_WALK_TO_OBJECT];
7017
7018   /* set smash property from checkbox and selectbox */
7019   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
7020   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
7021   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
7022   custom_element_properties[custom_element.smash_targets] =
7023     custom_element_properties[EP_CAN_SMASH];
7024
7025   /* set deadliness property from checkbox and selectbox */
7026   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
7027   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
7028   custom_element_properties[EP_DONT_GET_HIT_BY] = FALSE;
7029   custom_element_properties[EP_DONT_TOUCH] = FALSE;
7030   custom_element_properties[custom_element.deadliness] =
7031     custom_element_properties[EP_DEADLY];
7032
7033   /* ---------- element settings: advanced (custom elements) --------------- */
7034
7035   /* set player change event from checkbox and selectbox */
7036   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
7037   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
7038   custom_element_change_events[CE_SWITCHED_BY_PLAYER] = FALSE;
7039   custom_element_change_events[CE_SNAPPED_BY_PLAYER] = FALSE;
7040   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
7041   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
7042   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
7043   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
7044   custom_element_change_events[CE_SWITCHED] = FALSE;
7045   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
7046   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
7047   custom_element_change_events[CE_BLOCKED] = FALSE;
7048   custom_element_change_events[CE_IMPACT] = FALSE;
7049   custom_element_change_events[CE_SMASHED] = FALSE;
7050   custom_element_change_events[CE_VALUE_CHANGES] = FALSE;
7051   custom_element_change_events[CE_SCORE_CHANGES] = FALSE;
7052   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
7053   custom_element_change_events[CE_SCORE_GETS_ZERO] = FALSE;
7054   custom_element_change_events[custom_element_change.direct_action] =
7055     custom_element_change_events[CE_BY_DIRECT_ACTION];
7056
7057   /* set other element action change event from checkbox and selectbox */
7058   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
7059   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
7060   custom_element_change_events[CE_PLAYER_SWITCHES_X] = FALSE;
7061   custom_element_change_events[CE_PLAYER_SNAPS_X] = FALSE;
7062   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
7063   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
7064   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
7065   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
7066   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
7067   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
7068   custom_element_change_events[CE_TOUCHING_X] = FALSE;
7069   custom_element_change_events[CE_HITTING_X] = FALSE;
7070   custom_element_change_events[CE_DIGGING_X] = FALSE;
7071   custom_element_change_events[CE_HIT_BY_X] = FALSE;
7072   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
7073   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
7074   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
7075   custom_element_change_events[CE_MOVE_OF_X] = FALSE;
7076   custom_element_change_events[CE_CREATION_OF_X] = FALSE;
7077   custom_element_change_events[CE_VALUE_CHANGES_OF_X] = FALSE;
7078   custom_element_change_events[CE_SCORE_CHANGES_OF_X] = FALSE;
7079   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
7080   custom_element_change_events[CE_SCORE_GETS_ZERO_OF_X] = FALSE;
7081   custom_element_change_events[custom_element_change.other_action] =
7082     custom_element_change_events[CE_BY_OTHER_ACTION];
7083
7084   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
7085     SET_PROPERTY(element, i, custom_element_properties[i]);
7086
7087   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
7088     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
7089
7090   /* copy change events also to special level editor variable */
7091   custom_element = element_info[element];
7092   custom_element_change = *element_info[element].change;
7093 }
7094
7095 static void CopyGroupElementPropertiesToGame(int element)
7096 {
7097   element_info[element] = custom_element;
7098   *element_info[element].group = group_element_info;
7099
7100   /* mark that this group element has been modified */
7101   element_info[element].modified_settings = TRUE;
7102   level.changed = TRUE;
7103 }
7104
7105 static void CopyClassicElementPropertiesToGame(int element)
7106 {
7107   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
7108     setMoveIntoAcidProperty(&level, element,
7109                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
7110
7111   if (MAYBE_DONT_COLLIDE_WITH(element))
7112     setDontCollideWithProperty(&level, element,
7113                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
7114 }
7115
7116 static void CopyElementPropertiesToGame(int element)
7117 {
7118   if (IS_CUSTOM_ELEMENT(element))
7119     CopyCustomElementPropertiesToGame(element);
7120   else if (IS_GROUP_ELEMENT(element))
7121     CopyGroupElementPropertiesToGame(element);
7122   else
7123     CopyClassicElementPropertiesToGame(element);
7124 }
7125
7126 void CheckElementDescriptions()
7127 {
7128   int i;
7129
7130   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7131     if (getElementDescriptionFilename(i) == NULL && !IS_OBSOLETE(i))
7132       Error(ERR_WARN, "no element description for element '%s'", EL_NAME(i));
7133 }
7134
7135 void DrawLevelEd()
7136 {
7137   CloseDoor(DOOR_CLOSE_ALL);
7138
7139 #if 1
7140   FadeOut(REDRAW_FIELD);
7141 #endif
7142
7143   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
7144
7145 #if DEBUG
7146   CheckElementDescriptions();
7147 #endif
7148
7149   if (level_editor_test_game)
7150   {
7151     CopyPlayfield(level.field, Feld);
7152     CopyPlayfield(FieldBackup, level.field);
7153
7154     level_editor_test_game = FALSE;
7155   }
7156   else
7157   {
7158     edit_mode = ED_MODE_DRAWING;
7159     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
7160
7161     ResetUndoBuffer();
7162
7163     level_xpos = -1;
7164     level_ypos = -1;
7165   }
7166
7167   /* copy default editor door content to main double buffer */
7168   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
7169              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
7170
7171   /* draw bigger door */
7172   DrawSpecialEditorDoor();
7173
7174   /* draw new control window */
7175   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
7176              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
7177
7178   redraw_mask |= REDRAW_ALL;
7179
7180   ReinitializeElementList();            /* update dynamic level element list */
7181   ReinitializeElementListButtons();     /* custom element may look different */
7182
7183   InitElementPropertiesGfxElement();
7184
7185 #if 1
7186   UnmapAllGadgets();
7187 #else
7188   UnmapTapeButtons();
7189 #endif
7190   MapControlButtons();
7191
7192 #if 0
7193   FadeOut(REDRAW_FIELD);
7194 #endif
7195
7196   DrawEditModeWindow();
7197
7198 #if 1
7199   FadeIn(REDRAW_FIELD);
7200 #endif
7201
7202   /* copy actual editor door content to door double buffer for OpenDoor() */
7203   BlitBitmap(drawto, bitmap_db_door,
7204              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
7205
7206 #if 1
7207   /* draw new control window (with border) to window */
7208   redraw_mask |= REDRAW_ALL;
7209   BackToFront();
7210 #endif
7211
7212   OpenDoor(DOOR_OPEN_1);
7213 }
7214
7215 static void AdjustDrawingAreaGadgets()
7216 {
7217   int ed_xsize = lev_fieldx + 2;
7218   int ed_ysize = lev_fieldy + 2;
7219   int max_ed_fieldx = MAX_ED_FIELDX;
7220   int max_ed_fieldy = MAX_ED_FIELDY;
7221   boolean horizontal_scrollbar_needed;
7222   boolean vertical_scrollbar_needed;
7223   int x, y, width, height;
7224   int xoffset, yoffset;
7225
7226   /* check if we need any scrollbars */
7227   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7228   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
7229
7230   /* check if we have a smaller editor field because of scrollbars */
7231   if (horizontal_scrollbar_needed)
7232     max_ed_fieldy = MAX_ED_FIELDY - 1;
7233   if (vertical_scrollbar_needed)
7234     max_ed_fieldx = MAX_ED_FIELDX - 1;
7235
7236   /* check again if we now need more scrollbars because of less space */
7237   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7238   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
7239
7240   /* check if editor field gets even smaller after adding new scrollbars */
7241   if (horizontal_scrollbar_needed)
7242     max_ed_fieldy = MAX_ED_FIELDY - 1;
7243   if (vertical_scrollbar_needed)
7244     max_ed_fieldx = MAX_ED_FIELDX - 1;
7245
7246   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
7247   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
7248
7249   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
7250                GDI_WIDTH, ed_fieldx * MINI_TILEX,
7251                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
7252                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
7253                GDI_END);
7254
7255   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
7256   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
7257
7258   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
7259   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
7260
7261   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
7262   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
7263
7264   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
7265   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
7266
7267   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
7268                GDI_WIDTH, width,
7269                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
7270                GDI_END);
7271   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
7272                GDI_HEIGHT, height,
7273                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
7274                GDI_END);
7275 }
7276
7277 static void AdjustLevelScrollPosition()
7278 {
7279   if (level_xpos < -1)
7280     level_xpos = -1;
7281   if (level_xpos > lev_fieldx - ed_fieldx + 1)
7282     level_xpos = lev_fieldx - ed_fieldx + 1;
7283   if (lev_fieldx < ed_fieldx - 2)
7284     level_xpos = -1;
7285
7286   if (level_ypos < -1)
7287     level_ypos = -1;
7288   if (level_ypos > lev_fieldy - ed_fieldy + 1)
7289     level_ypos = lev_fieldy - ed_fieldy + 1;
7290   if (lev_fieldy < ed_fieldy - 2)
7291     level_ypos = -1;
7292 }
7293
7294 static void AdjustEditorScrollbar(int id)
7295 {
7296   struct GadgetInfo *gi = level_editor_gadget[id];
7297   int items_max, items_visible, item_position;
7298
7299   if (id == GADGET_ID_SCROLL_HORIZONTAL)
7300   {
7301     items_max = MAX(lev_fieldx + 2, ed_fieldx);
7302     items_visible = ed_fieldx;
7303     item_position = level_xpos + 1;
7304   }
7305   else
7306   {
7307     items_max = MAX(lev_fieldy + 2, ed_fieldy);
7308     items_visible = ed_fieldy;
7309     item_position = level_ypos + 1;
7310   }
7311
7312   if (item_position > items_max - items_visible)
7313     item_position = items_max - items_visible;
7314
7315   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7316                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7317 }
7318
7319 static void AdjustElementListScrollbar()
7320 {
7321   struct GadgetInfo *gi = level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL];
7322   int items_max, items_visible, item_position;
7323
7324   /* correct position of element list scrollbar */
7325   if (element_shift < 0)
7326     element_shift = 0;
7327   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
7328     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
7329
7330   items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
7331   items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
7332   item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
7333
7334   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7335                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
7336                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7337 }
7338
7339 static void ModifyEditorCounterValue(int counter_id, int new_value)
7340 {
7341   int *counter_value = counterbutton_info[counter_id].value;
7342   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7343   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7344
7345   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
7346
7347   if (counter_value != NULL)
7348     *counter_value = gi->textinput.number_value;
7349 }
7350
7351 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
7352 {
7353   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7354   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7355
7356   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
7357
7358   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
7359       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
7360   {
7361     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
7362     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
7363
7364     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
7365     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_DISTANCE,GDI_END);
7366   }
7367 }
7368
7369 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
7370 {
7371   int gadget_id = selectbox_info[selectbox_id].gadget_id;
7372   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7373   int new_index_value = setSelectboxValue(selectbox_id, new_value);
7374
7375   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
7376 }
7377
7378 static void ModifyEditorSelectboxOptions(int selectbox_id,
7379                                          struct ValueTextInfo *options)
7380 {
7381   int gadget_id = selectbox_info[selectbox_id].gadget_id;
7382   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7383
7384   selectbox_info[selectbox_id].options = options;
7385
7386   /* set index to zero -- list may be shorter now (correct later, if needed) */
7387   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
7388                GDI_SELECTBOX_OPTIONS, options, GDI_END);
7389 }
7390
7391 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
7392 {
7393   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
7394   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7395
7396   drawingarea_info[drawingarea_id].area_xsize = xsize;
7397   drawingarea_info[drawingarea_id].area_ysize = ysize;
7398
7399   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
7400 }
7401
7402 static void ModifyEditorElementList()
7403 {
7404   int i;
7405
7406   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
7407   {
7408     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
7409     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7410     struct GadgetDesign *gd = &gi->deco.design;
7411     int element = editor_elements[element_shift + i];
7412
7413     UnmapGadget(gi);
7414
7415     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
7416     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
7417
7418     MapGadget(gi);
7419   }
7420 }
7421
7422 static void PickDrawingElement(int button, int element)
7423 {
7424   if (button < 1 || button > 3)
7425     return;
7426
7427   if (button == 1)
7428   {
7429     new_element1 = element;
7430     DrawMiniGraphicExt(drawto,
7431                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
7432                        el2edimg(new_element1));
7433   }
7434   else if (button == 2)
7435   {
7436     new_element2 = element;
7437     DrawMiniGraphicExt(drawto,
7438                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
7439                        el2edimg(new_element2));
7440   }
7441   else
7442   {
7443     new_element3 = element;
7444     DrawMiniGraphicExt(drawto,
7445                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
7446                        el2edimg(new_element3));
7447   }
7448
7449   redraw_mask |= REDRAW_DOOR_1;
7450 }
7451
7452 static void RedrawDrawingElements()
7453 {
7454   PickDrawingElement(1, new_element1);
7455   PickDrawingElement(2, new_element2);
7456   PickDrawingElement(3, new_element3);
7457 }
7458
7459 static void DrawDrawingWindow()
7460 {
7461   stick_element_properties_window = FALSE;
7462
7463   SetMainBackgroundImage(IMG_UNDEFINED);
7464   ClearField();
7465
7466   UnmapLevelEditorWindowGadgets();
7467   UnmapLevelEditorToolboxCustomGadgets();
7468
7469   AdjustDrawingAreaGadgets();
7470   AdjustLevelScrollPosition();
7471   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
7472   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
7473
7474   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7475
7476   MapMainDrawingArea();
7477   MapLevelEditorToolboxDrawingGadgets();
7478 }
7479
7480 static void DrawLevelInfoWindow()
7481 {
7482   int i;
7483
7484   stick_element_properties_window = FALSE;
7485
7486   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7487   ClearField();
7488   UnmapLevelEditorWindowGadgets();
7489
7490 #if 0
7491   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Level Settings");
7492   DrawTextSCentered(ED_SETTINGS2_YPOS, FONT_TITLE_1, "Editor Settings");
7493 #else
7494   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7495            "Level Settings", FONT_TITLE_1);
7496   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
7497            "Editor Settings", FONT_TITLE_1);
7498 #endif
7499
7500   /* draw counter gadgets */
7501   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
7502     MapCounterButtons(i);
7503
7504   /* draw selectbox gadgets */
7505   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
7506     MapSelectboxGadget(i);
7507
7508   /* draw checkbutton gadgets */
7509   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
7510     MapCheckbuttonGadget(i);
7511
7512   /* draw radiobutton gadgets */
7513   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
7514     MapRadiobuttonGadget(i);
7515
7516   /* draw text input gadgets */
7517   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
7518     MapTextInputGadget(i);
7519
7520   /* draw drawing area */
7521   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
7522 }
7523
7524 static void DrawCustomContentArea()
7525 {
7526   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
7527   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
7528   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
7529   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
7530   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
7531   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
7532
7533   /* add distance for potential left text (without drawing area border) */
7534   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
7535
7536   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
7537
7538   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
7539 }
7540
7541 static void DrawCustomChangeContentArea()
7542 {
7543   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
7544   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
7545   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
7546   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
7547   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
7548   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
7549
7550   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
7551
7552   MapDrawingArea(id);
7553 }
7554
7555 static void DrawYamYamContentAreas()
7556 {
7557   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
7558   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
7559   int i;
7560
7561   /* display counter to choose number of element content areas */
7562   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
7563
7564   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7565   {
7566     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
7567
7568     if (i < level.num_yamyam_contents)
7569     {
7570       MapDrawingArea(id);
7571     }
7572     else
7573     {
7574       int font_height = getFontHeight(FONT_TEXT_1);
7575
7576       UnmapDrawingArea(id);
7577
7578       /* delete content areas in case of reducing number of them */
7579       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
7580                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
7581                      4 * MINI_TILEX,
7582                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
7583     }
7584   }
7585
7586   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
7587   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
7588   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
7589 }
7590
7591 static void DrawMagicBallContentAreas()
7592 {
7593   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
7594   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
7595   int i;
7596
7597   /* display counter to choose number of element content areas */
7598   MapCounterButtons(ED_COUNTER_ID_BALL_CONTENT);
7599
7600   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7601   {
7602     int id = ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i;
7603
7604     if (i < level.num_ball_contents)
7605     {
7606       MapDrawingArea(id);
7607     }
7608     else
7609     {
7610       int font_height = getFontHeight(FONT_TEXT_1);
7611
7612       UnmapDrawingArea(id);
7613
7614       /* delete content areas in case of reducing number of them */
7615       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
7616                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
7617                      4 * MINI_TILEX,
7618                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
7619     }
7620   }
7621
7622   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
7623   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
7624   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
7625 }
7626
7627 static void DrawAndroidElementArea(int element)
7628 {
7629   int num_elements = level.num_android_clone_elements;
7630   int id = ED_DRAWING_ID_ANDROID_CONTENT;
7631   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
7632   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
7633   int xsize = MAX_ANDROID_ELEMENTS;
7634   int ysize = 1;
7635
7636   /* display counter to choose number of element areas */
7637   MapCounterButtons(ED_COUNTER_ID_ANDROID_CONTENT);
7638
7639   if (drawingarea_info[id].text_left != NULL)
7640     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
7641
7642   UnmapDrawingArea(id);
7643
7644   ModifyEditorDrawingArea(id, num_elements, 1);
7645
7646   /* delete content areas in case of reducing number of them */
7647   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
7648
7649   MapDrawingArea(id);
7650 }
7651
7652 static void DrawGroupElementArea(int element)
7653 {
7654   int num_elements = group_element_info.num_elements;
7655   int id = ED_DRAWING_ID_GROUP_CONTENT;
7656   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
7657   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
7658   int xsize = MAX_ELEMENTS_IN_GROUP;
7659   int ysize = 1;
7660
7661   if (drawingarea_info[id].text_left != NULL)
7662     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
7663
7664   UnmapDrawingArea(id);
7665
7666   ModifyEditorDrawingArea(id, num_elements, 1);
7667
7668   /* delete content areas in case of reducing number of them */
7669   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
7670
7671   MapDrawingArea(id);
7672 }
7673
7674 static void DrawPlayerInitialInventoryArea(int element)
7675 {
7676   int player_nr = GET_PLAYER_NR(element);
7677   int num_elements = level.initial_inventory_size[player_nr];
7678   int id = ED_DRAWING_ID_INVENTORY_CONTENT;
7679   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
7680   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
7681   int xsize = MAX_INITIAL_INVENTORY_SIZE;
7682   int ysize = 1;
7683
7684   /* determine horizontal position to the right of specified gadget */
7685   if (drawingarea_info[id].gadget_id_align != GADGET_ID_NONE)
7686     sx += (right_gadget_border[drawingarea_info[id].gadget_id_align] +
7687            ED_DRAWINGAREA_TEXT_DISTANCE);
7688
7689   /* determine horizontal offset for leading text */
7690   if (drawingarea_info[id].text_left != NULL)
7691     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
7692
7693   UnmapDrawingArea(id);
7694
7695   ModifyEditorDrawingArea(id, num_elements, 1);
7696
7697   /* delete content areas in case of reducing number of them */
7698   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
7699
7700   MapDrawingArea(id);
7701 }
7702
7703 static void DrawEnvelopeTextArea(int envelope_nr)
7704 {
7705   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
7706   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
7707
7708   UnmapGadget(gi);
7709   DrawBackground(gi->x, gi->y, gi->width, gi->height);
7710
7711   if (envelope_nr != -1)
7712     textarea_info[id].value = level.envelope[envelope_nr].text;
7713
7714   ModifyGadget(gi, GDI_AREA_SIZE,
7715                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
7716                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
7717                GDI_END);
7718
7719   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
7720 }
7721
7722 static boolean PrintInfoText(char *text, int font_nr, int start_line)
7723 {
7724   int font_height = getFontHeight(font_nr);
7725   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7726   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7727   int sx = SX + pad_x;
7728   int sy = SY + pad_y;
7729   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7730
7731   if (start_line >= max_lines_per_screen)
7732     return FALSE;
7733
7734   DrawText(sx, sy + start_line * font_height, text, font_nr);
7735
7736   return TRUE;
7737 }
7738
7739 static int PrintElementDescriptionFromFile(char *filename, int start_line)
7740 {
7741   int font_nr = FONT_TEXT_2;
7742   int font_width = getFontWidth(font_nr);
7743   int font_height = getFontHeight(font_nr);
7744   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7745   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7746   int sx = SX + pad_x;
7747   int sy = SY + pad_y + start_line * font_height;
7748   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
7749   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7750
7751   return DrawTextFile(sx, sy, filename, font_nr, max_chars_per_line, -1,
7752                       max_lines_per_screen, -1, TRUE, FALSE, FALSE);
7753 }
7754
7755 static void DrawPropertiesTabulatorGadgets()
7756 {
7757   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
7758   struct GadgetInfo *gd_gi4 = level_editor_gadget[GADGET_ID_PROPERTIES_CHANGE];
7759   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
7760   int gd_x = gd->x + gd_gi1->border.width / 2;
7761   int gd_y = gd->y + gd_gi1->height - 1;
7762   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
7763   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
7764   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
7765 #if 1
7766 #else
7767   int max_tabs = 4;
7768 #endif
7769   int i;
7770
7771   /* draw two config tabulators for player elements */
7772   if (ELEM_IS_PLAYER(properties_element))
7773     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2;
7774
7775   /* draw two config and one "change" tabulator for custom elements */
7776   if (IS_CUSTOM_ELEMENT(properties_element))
7777     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
7778
7779   for (i = id_first; i <= id_last; i++)
7780   {
7781     int gadget_id = textbutton_info[i].gadget_id;
7782     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7783     boolean active = (i != edit_mode_properties);
7784
7785     /* use "config 1" and "config 2" instead of "config" for players and CEs */
7786     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
7787         (ELEM_IS_PLAYER(properties_element) ||
7788          IS_CUSTOM_ELEMENT(properties_element)))
7789       continue;
7790
7791     /* draw background line below tabulator button */
7792     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
7793
7794     /* draw solid line below inactive tabulator buttons */
7795     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
7796       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, tab_color);
7797
7798     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
7799     MapTextbuttonGadget(i);
7800   }
7801
7802 #if 1
7803   /* draw little border line below tabulator buttons */
7804   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7805     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
7806                   gd_gi4->x - gd_gi1->x + gd_gi4->width, ED_GADGET_DISTANCE,
7807                   tab_color);
7808 #else
7809   /* draw little border line below tabulator buttons */
7810   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7811     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
7812                   max_tabs * gd_gi1->width + (max_tabs -1) * ED_GADGET_DISTANCE,
7813                   ED_GADGET_DISTANCE, tab_color);
7814 #endif
7815 }
7816
7817 static void DrawPropertiesInfo()
7818 {
7819   static struct
7820   {
7821     int value;
7822     char *text;
7823   }
7824   properties[] =
7825   {
7826     /* configurable properties */
7827
7828     { EP_WALKABLE_OVER,         "- player can walk over it"             },
7829     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
7830     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
7831     { EP_PASSABLE_OVER,         "- player can pass over it"             },
7832     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
7833     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
7834     { EP_PROTECTED,             "- player is protected by it"           },
7835
7836     { EP_DIGGABLE,              "- can be digged away"                  },
7837     { EP_COLLECTIBLE,           "- can be collected"                    },
7838     { EP_DROPPABLE,             "- can be dropped after collecting"     },
7839     { EP_THROWABLE,             "- can be thrown after collecting"      },
7840     { EP_PUSHABLE,              "- can be pushed"                       },
7841
7842     { EP_CAN_FALL,              "- can fall"                            },
7843     { EP_CAN_MOVE,              "- can move"                            },
7844
7845     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
7846 #if 0
7847     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
7848 #endif
7849     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
7850
7851     { EP_SLIPPERY,              "- slippery for falling elements"       },
7852     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
7853
7854     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
7855     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
7856     { EP_DONT_GET_HIT_BY,       "- deadly when getting hit by"          },
7857     { EP_DONT_TOUCH,            "- deadly when touching"                },
7858
7859     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
7860
7861     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
7862     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
7863     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
7864
7865     { EP_CAN_CHANGE,            "- can change to other element"         },
7866
7867     /* pre-defined properties */
7868     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
7869     { EP_CAN_PASS_DC_MAGIC_WALL,"- can pass magic walls (DC style)"     },
7870     { EP_SWITCHABLE,            "- can be switched"                     },
7871 #if 0
7872     { EP_HAS_EDITOR_CONTENT,    "- can contain other elements"          },
7873 #endif
7874
7875     { -1,                       NULL                                    }
7876   };
7877   char *filename = getElementDescriptionFilename(properties_element);
7878   char *percentage_text = "In this level:";
7879   char *properties_text = "Standard properties:";
7880   float percentage;
7881   int num_elements_in_level;
7882   int num_standard_properties = 0;
7883   int font1_nr = FONT_TEXT_1;
7884   int font2_nr = FONT_TEXT_2;
7885   int font1_width = getFontWidth(font1_nr);
7886   int font2_height = getFontHeight(font2_nr);
7887   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7888   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7889   int screen_line = 0;
7890   int i, x, y;
7891
7892   if (setup.editor.show_element_token)
7893   {
7894     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7895               "[%s]", element_info[properties_element].token_name);
7896     screen_line++;
7897   }
7898
7899   /* ----- print number of elements / percentage of this element in level */
7900
7901   num_elements_in_level = 0;
7902   for (y = 0; y < lev_fieldy; y++)
7903     for (x = 0; x < lev_fieldx; x++)
7904       if (Feld[x][y] == properties_element)
7905         num_elements_in_level++;
7906   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
7907
7908   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
7909             percentage_text);
7910   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
7911             pad_y + screen_line++ * font2_height, font2_nr,
7912             "%d (%.2f%%)", num_elements_in_level, percentage);
7913
7914   screen_line++;
7915
7916   /* ----- print standard properties of this element */
7917
7918   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
7919             properties_text);
7920
7921   for (i = 0; properties[i].value != -1; i++)
7922   {
7923     if (!HAS_PROPERTY(properties_element, properties[i].value))
7924       continue;
7925
7926     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
7927               properties[i].text);
7928     num_standard_properties++;
7929   }
7930
7931   if (num_standard_properties == 0)
7932     DrawTextS(pad_x + strlen(properties_text) * font1_width,
7933               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
7934
7935   screen_line++;
7936
7937   /* ----- print special description of this element */
7938
7939   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
7940   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
7941     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
7942 }
7943
7944 #define TEXT_COLLECTING         "Score for collecting"
7945 #define TEXT_SMASHING           "Score for smashing"
7946 #define TEXT_SLURPING           "Score for slurping robot"
7947 #define TEXT_CRACKING           "Score for cracking"
7948 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
7949 #define TEXT_DURATION           "Duration when activated"
7950 #define TEXT_BALL_DELAY         "Element generation delay"
7951 #define TEXT_MOVE_SPEED         "Speed of android moving"
7952 #define TEXT_CLONE_SPEED        "Speed of android cloning"
7953 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
7954 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
7955 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
7956 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
7957 #define TEXT_TIME_BONUS         "Extra time to solve level"
7958
7959 static struct
7960 {
7961   int element;
7962   int *value;
7963   char *text;
7964 } elements_with_counter[] =
7965 {
7966   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
7967   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
7968   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7969   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7970   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7971   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7972   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
7973   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
7974   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
7975   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
7976   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
7977   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
7978   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
7979   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
7980   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
7981   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
7982   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
7983   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
7984   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
7985   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
7986   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7987   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7988   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7989   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7990   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7991   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7992   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7993   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7994   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7995   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7996   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7997   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7998   { EL_YAMYAM_LEFT,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7999   { EL_YAMYAM_RIGHT,    &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8000   { EL_YAMYAM_UP,       &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8001   { EL_YAMYAM_DOWN,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8002   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
8003   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
8004   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
8005   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
8006   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
8007   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
8008   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
8009   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
8010   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8011   { EL_EM_DYNAMITE,     &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8012   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
8013   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8014   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8015   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8016   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8017   { EL_EXTRA_TIME,      &level.extra_time_score,        TEXT_COLLECTING },
8018   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
8019   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
8020   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
8021   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
8022   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
8023   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
8024   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
8025   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
8026   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
8027   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
8028   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
8029   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
8030   { EL_DC_KEY_WHITE,    &level.score[SC_KEY],           TEXT_COLLECTING },
8031   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8032   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8033   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8034   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8035   { EL_EMC_DRIPPER,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8036   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
8037   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8038   { EL_DC_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8039   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
8040
8041   { EL_TIMEGATE_SWITCH,   &level.time_timegate,         TEXT_DURATION   },
8042   { EL_DC_TIMEGATE_SWITCH,&level.time_timegate,         TEXT_DURATION   },
8043   { EL_LIGHT_SWITCH,    &level.time_light,              TEXT_DURATION   },
8044   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
8045   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
8046   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
8047   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
8048   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
8049   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
8050   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
8051   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
8052   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
8053   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
8054   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
8055   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
8056   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
8057
8058   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
8059   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
8060   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
8061   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
8062   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
8063   { EL_SPRING,          &level.slurp_score,             TEXT_SLURPING   },
8064   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
8065   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
8066
8067   { -1,                 NULL,                           NULL            }
8068 };
8069
8070 static boolean checkPropertiesConfig(int element)
8071 {
8072   int i;
8073
8074   if (IS_GEM(element) ||
8075       IS_CUSTOM_ELEMENT(element) ||
8076       IS_GROUP_ELEMENT(element) ||
8077       IS_ENVELOPE(element) ||
8078       ELEM_IS_PLAYER(element) ||
8079       HAS_EDITOR_CONTENT(element) ||
8080       CAN_GROW(element) ||
8081       COULD_MOVE_INTO_ACID(element) ||
8082       MAYBE_DONT_COLLIDE_WITH(element))
8083     return TRUE;
8084   else
8085     for (i = 0; elements_with_counter[i].element != -1; i++)
8086       if (elements_with_counter[i].element == element)
8087         return TRUE;
8088
8089   return FALSE;
8090 }
8091
8092 static void DrawPropertiesConfig()
8093 {
8094   int max_num_element_counters = 4;
8095   int num_element_counters = 0;
8096   int i;
8097
8098   if (!checkPropertiesConfig(properties_element))
8099   {
8100     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
8101
8102     return;
8103   }
8104
8105   /* check if there are elements where a value can be chosen for */
8106   for (i = 0; elements_with_counter[i].element != -1; i++)
8107   {
8108     if (elements_with_counter[i].element == properties_element)
8109     {
8110       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
8111
8112       counterbutton_info[counter_id].y =
8113         ED_ELEMENT_SETTINGS_YPOS(
8114                 (HAS_EDITOR_CONTENT(properties_element)      ? 1 : 0) +
8115                 (CAN_GROW(properties_element)                ? 1 : 0) +
8116                 (COULD_MOVE_INTO_ACID(properties_element)    ? 1 : 0) +
8117                 (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0) +
8118                 (properties_element == EL_EMC_MAGIC_BALL     ? 2 : 0) +
8119                 num_element_counters);
8120
8121       counterbutton_info[counter_id].value = elements_with_counter[i].value;
8122       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
8123
8124       if (properties_element == EL_GAME_OF_LIFE ||
8125           properties_element == EL_BIOMAZE)
8126       {
8127         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
8128         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
8129       }
8130       else
8131       {
8132         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
8133         counterbutton_info[counter_id].min_value = MIN_SCORE;
8134         counterbutton_info[counter_id].max_value = MAX_SCORE;
8135       }
8136
8137       MapCounterButtons(counter_id);
8138
8139       num_element_counters++;
8140       if (num_element_counters >= max_num_element_counters)
8141         break;
8142     }
8143   }
8144
8145   if (HAS_EDITOR_CONTENT(properties_element))
8146   {
8147     /* draw stickybutton gadget */
8148     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8149
8150     if (IS_AMOEBOID(properties_element))
8151       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
8152     else if (properties_element == EL_YAMYAM ||
8153              properties_element == EL_YAMYAM_LEFT ||
8154              properties_element == EL_YAMYAM_RIGHT ||
8155              properties_element == EL_YAMYAM_UP ||
8156              properties_element == EL_YAMYAM_DOWN)
8157       DrawYamYamContentAreas();
8158     else if (properties_element == EL_EMC_MAGIC_BALL)
8159     {
8160       DrawMagicBallContentAreas();
8161
8162       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT);
8163       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_BALL_STATE);
8164     }
8165     else if (properties_element == EL_EMC_ANDROID)
8166       DrawAndroidElementArea(properties_element);
8167   }
8168
8169   if (ELEM_IS_PLAYER(properties_element))
8170   {
8171     int player_nr = GET_PLAYER_NR(properties_element);
8172
8173     /* these properties can be set for every player individually */
8174
8175     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
8176     {
8177       drawingarea_info[ED_DRAWING_ID_START_ELEMENT].value =
8178         &level.start_element[player_nr];
8179       drawingarea_info[ED_DRAWING_ID_ARTWORK_ELEMENT].value =
8180         &level.artwork_element[player_nr];
8181       drawingarea_info[ED_DRAWING_ID_EXPLOSION_ELEMENT].value =
8182         &level.explosion_element[player_nr];
8183
8184       checkbutton_info[ED_CHECKBUTTON_ID_USE_START_ELEMENT].value =
8185         &level.use_start_element[player_nr];
8186       checkbutton_info[ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT].value =
8187         &level.use_artwork_element[player_nr];
8188       checkbutton_info[ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT].value =
8189         &level.use_explosion_element[player_nr];
8190       checkbutton_info[ED_CHECKBUTTON_ID_INITIAL_GRAVITY].value =
8191         &level.initial_player_gravity[player_nr];
8192
8193       selectbox_info[ED_SELECTBOX_ID_PLAYER_SPEED].value =
8194         &level.initial_player_stepsize[player_nr];
8195
8196       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
8197       MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
8198                            ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
8199                            ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
8200       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD);
8201       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING);
8202       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
8203       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SHIFTED_RELOCATION);
8204       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_START_ELEMENT);
8205       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT);
8206       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT);
8207       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_GRAVITY);
8208       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
8209
8210       MapDrawingArea(ED_DRAWING_ID_START_ELEMENT);
8211       MapDrawingArea(ED_DRAWING_ID_ARTWORK_ELEMENT);
8212       MapDrawingArea(ED_DRAWING_ID_EXPLOSION_ELEMENT);
8213
8214       MapSelectboxGadget(ED_SELECTBOX_ID_PLAYER_SPEED);
8215     }
8216     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
8217     {
8218       drawingarea_info[ED_DRAWING_ID_INVENTORY_CONTENT].value =
8219         &level.initial_inventory_content[player_nr][0];
8220
8221       counterbutton_info[ED_COUNTER_ID_INVENTORY_SIZE].value =
8222         &level.initial_inventory_size[player_nr];
8223
8224       checkbutton_info[ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY].value =
8225         &level.use_initial_inventory[player_nr];
8226
8227       /* draw checkbutton gadgets */
8228       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY);
8229
8230       /* draw counter gadgets */
8231       MapCounterButtons(ED_COUNTER_ID_INVENTORY_SIZE);
8232
8233       /* draw drawing area gadgets */
8234       DrawPlayerInitialInventoryArea(properties_element);
8235     }
8236   }
8237
8238   if (IS_GEM(properties_element))
8239     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
8240
8241   if (properties_element == EL_EM_DYNAMITE)
8242     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_EXPLODES_BY_FIRE);
8243
8244   if (COULD_MOVE_INTO_ACID(properties_element) &&
8245       !ELEM_IS_PLAYER(properties_element) &&
8246       (!IS_CUSTOM_ELEMENT(properties_element) ||
8247        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
8248   {
8249     /* set position for checkbutton for "can move into acid" */
8250     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
8251       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
8252     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
8253       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
8254                        HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8255
8256     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
8257   }
8258
8259   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
8260     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
8261
8262   if (properties_element == EL_SPRING)
8263     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
8264
8265   if (properties_element == EL_TIME_ORB_FULL)
8266     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
8267
8268   if (CAN_GROW(properties_element))
8269   {
8270     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
8271       ED_ELEMENT_SETTINGS_YPOS(HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8272
8273     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
8274   }
8275
8276   if (IS_ENVELOPE(properties_element))
8277   {
8278     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
8279     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
8280     int button1_id = ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP;
8281     int button2_id = ED_CHECKBUTTON_ID_ENVELOPE_CENTERED;
8282     int envelope_nr = properties_element - EL_ENVELOPE_1;
8283
8284     counterbutton_info[counter1_id].value = &level.envelope[envelope_nr].xsize;
8285     counterbutton_info[counter2_id].value = &level.envelope[envelope_nr].ysize;
8286
8287     checkbutton_info[button1_id].value = &level.envelope[envelope_nr].autowrap;
8288     checkbutton_info[button2_id].value = &level.envelope[envelope_nr].centered;
8289
8290     /* display counter to choose size of envelope text area */
8291     MapCounterButtons(counter1_id);
8292     MapCounterButtons(counter2_id);
8293
8294     /* display checkbuttons to choose auto-wrap and alignment properties */
8295     MapCheckbuttonGadget(button1_id);
8296     MapCheckbuttonGadget(button2_id);
8297
8298     DrawEnvelopeTextArea(envelope_nr);
8299   }
8300
8301   if (IS_CUSTOM_ELEMENT(properties_element))
8302   {
8303     /* draw stickybutton gadget */
8304     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8305
8306     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
8307     {
8308       /* draw checkbutton gadgets */
8309       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
8310            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
8311         MapCheckbuttonGadget(i);
8312
8313       /* draw counter gadgets */
8314       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
8315            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
8316         MapCounterButtons(i);
8317
8318       /* draw selectbox gadgets */
8319       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
8320            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
8321         MapSelectboxGadget(i);
8322
8323       /* draw textbutton gadgets */
8324       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
8325
8326       /* draw text input gadgets */
8327       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
8328
8329       /* draw drawing area gadgets */
8330       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
8331     }
8332     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
8333     {
8334       /* draw checkbutton gadgets */
8335       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
8336            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
8337         MapCheckbuttonGadget(i);
8338
8339       /* draw counter gadgets */
8340       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
8341            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
8342         MapCounterButtons(i);
8343
8344       /* draw selectbox gadgets */
8345       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
8346            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
8347         MapSelectboxGadget(i);
8348
8349       /* draw drawing area gadgets */
8350       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
8351       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
8352       DrawCustomContentArea();
8353     }
8354   }
8355   else if (IS_GROUP_ELEMENT(properties_element))
8356   {
8357     /* draw stickybutton gadget */
8358     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8359
8360     /* draw checkbutton gadgets */
8361     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
8362     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
8363
8364     /* draw counter gadgets */
8365     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
8366
8367     /* draw selectbox gadgets */
8368     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
8369
8370     /* draw textbutton gadgets */
8371     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
8372
8373     /* draw drawing area gadgets */
8374     DrawGroupElementArea(properties_element);
8375
8376     /* draw text input gadgets */
8377     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
8378
8379     /* draw drawing area gadgets */
8380     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
8381   }
8382 }
8383
8384 static void DrawPropertiesChangeDrawingAreas()
8385 {
8386   if (IS_CUSTOM_ELEMENT(properties_element))
8387   {
8388     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
8389     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
8390     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_ACTION);
8391
8392     DrawCustomChangeContentArea();
8393   }
8394
8395   redraw_mask |= REDRAW_FIELD;
8396 }
8397
8398 static void DrawPropertiesChange()
8399 {
8400   int i;
8401
8402   /* needed to initially set selectbox options for special action options */
8403   setSelectboxSpecialActionOptions();
8404
8405   /* draw stickybutton gadget */
8406   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8407
8408   /* draw checkbutton gadgets */
8409   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
8410        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
8411     MapCheckbuttonGadget(i);
8412
8413   /* draw counter gadgets */
8414   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
8415        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
8416     MapCounterButtons(i);
8417
8418   /* draw selectbox gadgets */
8419   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
8420        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
8421     MapSelectboxGadget(i);
8422
8423   /* draw textbutton gadgets */
8424   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
8425        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
8426     MapTextbuttonGadget(i);
8427
8428   /* draw graphicbutton gadgets */
8429   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
8430        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
8431     MapGraphicbuttonGadget(i);
8432
8433   /* draw drawing area gadgets */
8434   DrawPropertiesChangeDrawingAreas();
8435 }
8436
8437 static void DrawEditorElementAnimation(int x, int y)
8438 {
8439   int graphic = el2img(properties_element);
8440   int frame = (ANIM_MODE(graphic) == ANIM_CE_VALUE ?
8441                custom_element.ce_value_fixed_initial :
8442                ANIM_MODE(graphic) == ANIM_CE_SCORE ?
8443                custom_element.collect_score_initial : FrameCounter);
8444
8445   DrawGraphicAnimationExt(drawto, x, y, graphic, frame, NO_MASKING);
8446 }
8447
8448 static void DrawEditorElementName(int x, int y, int element)
8449 {
8450   char *element_name = getElementInfoText(element);
8451   int font_nr = FONT_TEXT_1;
8452   int font_width = getFontWidth(font_nr);
8453   int font_height = getFontHeight(font_nr);
8454   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
8455   int max_chars_per_line = max_text_width / font_width;
8456   char buffer[max_chars_per_line + 1];
8457
8458   if (strlen(element_name) <= max_chars_per_line)
8459     DrawTextS(x, y, font_nr, element_name);
8460   else
8461   {
8462     int next_pos = max_chars_per_line;
8463
8464     strncpy(buffer, element_name, max_chars_per_line);
8465     buffer[max_chars_per_line] = '\0';
8466
8467     if (element_name[max_chars_per_line] == ' ')
8468       next_pos++;
8469     else
8470     {
8471       int i;
8472
8473       for (i = max_chars_per_line - 1; i >= 0; i--)
8474         if (buffer[i] == ' ')
8475           break;
8476
8477       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
8478       {
8479         buffer[i] = '\0';
8480         next_pos = i + 1;
8481       }
8482     }
8483
8484     DrawTextS(x, y - font_height / 2, font_nr, buffer);
8485
8486     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
8487     buffer[max_chars_per_line] = '\0';
8488
8489     DrawTextS(x, y + font_height / 2, font_nr, buffer);
8490   }
8491 }
8492
8493 static void DrawPropertiesWindow()
8494 {
8495   int xstart = 2;
8496   int ystart = 4;
8497
8498   stick_element_properties_window = FALSE;
8499
8500   /* make sure that previous properties edit mode exists for this element */
8501   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG_2 &&
8502       !IS_CUSTOM_ELEMENT(properties_element))
8503     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_2;
8504
8505   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
8506       !ELEM_IS_PLAYER(properties_element) &&
8507       !IS_CUSTOM_ELEMENT(properties_element))
8508     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
8509
8510   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
8511       (ELEM_IS_PLAYER(properties_element) ||
8512        IS_CUSTOM_ELEMENT(properties_element)))
8513     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
8514
8515   CopyElementPropertiesToEditor(properties_element);
8516
8517   UnmapLevelEditorWindowGadgets();
8518   UnmapLevelEditorToolboxDrawingGadgets();
8519   UnmapLevelEditorToolboxCustomGadgets();
8520
8521   if (IS_CUSTOM_ELEMENT(properties_element) ||
8522       IS_GROUP_ELEMENT(properties_element))
8523     MapLevelEditorToolboxCustomGadgets();
8524
8525   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
8526   ClearField();
8527
8528 #if 0
8529   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Element Settings");
8530 #else
8531   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
8532            "Element Settings", FONT_TITLE_1);
8533 #endif
8534
8535   FrameCounter = 0;     /* restart animation frame counter */
8536
8537   DrawElementBorder(SX + xstart * MINI_TILEX,
8538                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
8539                     TILEX, TILEY, FALSE);
8540
8541   DrawEditorElementAnimation(SX + xstart * MINI_TILEX,
8542                              SY + ystart * MINI_TILEY + MINI_TILEY / 2);
8543
8544   DrawEditorElementName((xstart + 3) * MINI_TILEX + 1,
8545                         (ystart + 1) * MINI_TILEY + 1,
8546                         properties_element);
8547
8548   DrawPropertiesTabulatorGadgets();
8549
8550   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
8551     DrawPropertiesInfo();
8552   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
8553     DrawPropertiesChange();
8554   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
8555     DrawPropertiesConfig();
8556 }
8557
8558 static void UpdateCustomElementGraphicGadgets()
8559 {
8560   struct ElementInfo *ei = &element_info[properties_element];
8561   int i;
8562
8563   ei->gfx_element = (ei->use_gfx_element ? ei->gfx_element_initial :
8564                      properties_element);
8565
8566   ModifyEditorElementList();
8567   RedrawDrawingElements();
8568
8569   /* force redraw of all mapped drawing area gadgets */
8570   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
8571   {
8572     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
8573
8574     if (gi->mapped)
8575       MapDrawingArea(i);
8576   }
8577 }
8578
8579 static int getOpenDirectionFromTube(int element)
8580 {
8581   switch (element)
8582   {
8583     case EL_TUBE_LEFT_UP:               return (MV_LEFT | MV_UP);
8584     case EL_TUBE_LEFT_DOWN:             return (MV_LEFT | MV_DOWN);
8585     case EL_TUBE_RIGHT_UP:              return (MV_RIGHT | MV_UP);
8586     case EL_TUBE_RIGHT_DOWN:            return (MV_RIGHT | MV_DOWN);
8587     case EL_TUBE_HORIZONTAL:            return (MV_HORIZONTAL);
8588     case EL_TUBE_HORIZONTAL_UP:         return (MV_HORIZONTAL | MV_UP);
8589     case EL_TUBE_HORIZONTAL_DOWN:       return (MV_HORIZONTAL | MV_DOWN);
8590     case EL_TUBE_VERTICAL:              return (MV_VERTICAL);
8591     case EL_TUBE_VERTICAL_LEFT:         return (MV_VERTICAL | MV_LEFT);
8592     case EL_TUBE_VERTICAL_RIGHT:        return (MV_VERTICAL | MV_RIGHT);
8593     case EL_TUBE_ANY:                   return (MV_ANY_DIRECTION);
8594   }
8595
8596   return MV_NONE;
8597 }
8598
8599 static int getTubeFromOpenDirection(int direction)
8600 {
8601   switch (direction)
8602   {
8603     case (MV_LEFT | MV_UP):             return EL_TUBE_LEFT_UP;
8604     case (MV_LEFT | MV_DOWN):           return EL_TUBE_LEFT_DOWN;
8605     case (MV_RIGHT | MV_UP):            return EL_TUBE_RIGHT_UP;
8606     case (MV_RIGHT | MV_DOWN):          return EL_TUBE_RIGHT_DOWN;
8607     case (MV_HORIZONTAL):               return EL_TUBE_HORIZONTAL;
8608     case (MV_HORIZONTAL | MV_UP):       return EL_TUBE_HORIZONTAL_UP;
8609     case (MV_HORIZONTAL | MV_DOWN):     return EL_TUBE_HORIZONTAL_DOWN;
8610     case (MV_VERTICAL):                 return EL_TUBE_VERTICAL;
8611     case (MV_VERTICAL | MV_LEFT):       return EL_TUBE_VERTICAL_LEFT;
8612     case (MV_VERTICAL | MV_RIGHT):      return EL_TUBE_VERTICAL_RIGHT;
8613     case (MV_ANY_DIRECTION):            return EL_TUBE_ANY;
8614
8615     /* if only one direction, fall back to simple tube with that direction */
8616     case (MV_LEFT):                     return EL_TUBE_HORIZONTAL;
8617     case (MV_RIGHT):                    return EL_TUBE_HORIZONTAL;
8618     case (MV_UP):                       return EL_TUBE_VERTICAL;
8619     case (MV_DOWN):                     return EL_TUBE_VERTICAL;
8620   }
8621
8622   return EL_EMPTY;
8623 }
8624
8625 static int getTubeFromOpenDirectionNotEmpty(int direction, int element_old)
8626 {
8627   int element_new = getTubeFromOpenDirection(direction);
8628
8629   return (element_new != EL_EMPTY ? element_new : element_old);
8630 }
8631
8632 static int getOpenDirectionFromBelt(int element)
8633 {
8634   int belt_dir = getBeltDirFromBeltElement(element);
8635
8636   return (belt_dir == MV_LEFT ? MV_RIGHT :
8637           belt_dir == MV_RIGHT ? MV_LEFT :
8638           belt_dir == MV_NONE ? MV_HORIZONTAL : belt_dir);
8639 }
8640
8641 static int getBeltFromNrAndOpenDirection(int nr, int direction)
8642 {
8643   int belt_dir = (direction == MV_LEFT ? MV_RIGHT :
8644                   direction == MV_RIGHT ? MV_LEFT :
8645                   direction == MV_HORIZONTAL ? MV_NONE : direction);
8646
8647   if (direction == MV_NONE)
8648     return EL_EMPTY;
8649
8650   return getBeltElementFromBeltNrAndBeltDir(nr, belt_dir);
8651 }
8652
8653 static int getBeltFromNrAndOpenDirectionNotEmpty(int nr, int direction,
8654                                                  int element_old)
8655 {
8656   int element_new = getBeltFromNrAndOpenDirection(nr, direction);
8657
8658   return (element_new != EL_EMPTY ? element_new : element_old);
8659 }
8660
8661 static int getOpenDirectionFromPool(int element)
8662 {
8663   switch (element)
8664   {
8665     case EL_ACID_POOL_TOPLEFT:          return (MV_DOWN | MV_RIGHT);
8666     case EL_ACID_POOL_TOPRIGHT:         return (MV_DOWN | MV_LEFT);
8667     case EL_ACID_POOL_BOTTOMLEFT:       return (MV_UP | MV_RIGHT);
8668     case EL_ACID_POOL_BOTTOMRIGHT:      return (MV_UP | MV_LEFT);
8669     case EL_ACID_POOL_BOTTOM:           return (MV_HORIZONTAL | MV_UP);
8670     case EL_ACID:                       return (MV_HORIZONTAL | MV_DOWN);
8671   }
8672
8673   return MV_NONE;
8674 }
8675
8676 static int getPoolFromOpenDirection(int direction)
8677 {
8678   switch (direction)
8679   {
8680     case (MV_DOWN | MV_RIGHT):          return EL_ACID_POOL_TOPLEFT;
8681     case (MV_DOWN | MV_LEFT):           return EL_ACID_POOL_TOPRIGHT;
8682     case (MV_UP | MV_RIGHT):            return EL_ACID_POOL_BOTTOMLEFT;
8683     case (MV_UP | MV_LEFT):             return EL_ACID_POOL_BOTTOMRIGHT;
8684     case (MV_HORIZONTAL | MV_UP):       return EL_ACID_POOL_BOTTOM;
8685     case (MV_HORIZONTAL | MV_DOWN):     return EL_ACID;
8686   }
8687
8688   return EL_EMPTY;
8689 }
8690
8691 static int getPoolFromOpenDirectionExt(int direction, int help_element)
8692 {
8693   int element = getPoolFromOpenDirection(direction);
8694   int help_direction = getOpenDirectionFromPool(help_element);
8695
8696   if (element == EL_EMPTY)
8697   {
8698     int help_direction_vertical = help_direction & MV_VERTICAL;
8699
8700     element = getPoolFromOpenDirection(direction | help_direction_vertical);
8701   }
8702
8703   if (element == EL_EMPTY)
8704   {
8705     int help_direction_horizontal = help_direction & MV_HORIZONTAL;
8706
8707     element = getPoolFromOpenDirection(direction | help_direction_horizontal);
8708   }
8709
8710   return element;
8711 }
8712
8713 static int getPoolFromOpenDirectionNotEmpty(int direction, int element_old)
8714 {
8715   int element_new = getPoolFromOpenDirectionExt(direction, element_old);
8716
8717   return (element_new != EL_EMPTY ? element_new : element_old);
8718 }
8719
8720 static int getOpenDirectionFromPillar(int element)
8721 {
8722   switch (element)
8723   {
8724     case EL_EMC_WALL_1:                 return (MV_DOWN);
8725     case EL_EMC_WALL_2:                 return (MV_VERTICAL);
8726     case EL_EMC_WALL_3:                 return (MV_UP);
8727   }
8728
8729   return MV_NONE;
8730 }
8731
8732 static int getPillarFromOpenDirection(int direction)
8733 {
8734   switch (direction)
8735   {
8736     case (MV_DOWN):                     return EL_EMC_WALL_1;
8737     case (MV_VERTICAL):                 return EL_EMC_WALL_2;
8738     case (MV_UP):                       return EL_EMC_WALL_3;
8739   }
8740
8741   return EL_EMPTY;
8742 }
8743
8744 static int getPillarFromOpenDirectionNotEmpty(int direction, int element_old)
8745 {
8746   int element_new = getPillarFromOpenDirection(direction);
8747
8748   return (element_new != EL_EMPTY ? element_new : element_old);
8749 }
8750
8751 static int getOpenDirectionFromSteel2(int element)
8752 {
8753   switch (element)
8754   {
8755     case EL_DC_STEELWALL_2_LEFT:        return (MV_RIGHT);
8756     case EL_DC_STEELWALL_2_RIGHT:       return (MV_LEFT);
8757     case EL_DC_STEELWALL_2_TOP:         return (MV_DOWN);
8758     case EL_DC_STEELWALL_2_BOTTOM:      return (MV_UP);
8759     case EL_DC_STEELWALL_2_HORIZONTAL:  return (MV_HORIZONTAL);
8760     case EL_DC_STEELWALL_2_VERTICAL:    return (MV_VERTICAL);
8761     case EL_DC_STEELWALL_2_MIDDLE:      return (MV_ANY_DIRECTION);
8762     case EL_DC_STEELWALL_2_SINGLE:      return (MV_NONE);
8763   }
8764
8765   return MV_NONE;
8766 }
8767
8768 static int getSteel2FromOpenDirection(int direction)
8769 {
8770   switch (direction)
8771   {
8772     case (MV_RIGHT):                    return EL_DC_STEELWALL_2_LEFT;
8773     case (MV_LEFT):                     return EL_DC_STEELWALL_2_RIGHT;
8774     case (MV_DOWN):                     return EL_DC_STEELWALL_2_TOP;
8775     case (MV_UP):                       return EL_DC_STEELWALL_2_BOTTOM;
8776     case (MV_HORIZONTAL):               return EL_DC_STEELWALL_2_HORIZONTAL;
8777     case (MV_VERTICAL):                 return EL_DC_STEELWALL_2_VERTICAL;
8778     case (MV_ANY_DIRECTION):            return EL_DC_STEELWALL_2_MIDDLE;
8779     case (MV_NONE):                     return EL_DC_STEELWALL_2_SINGLE;
8780   }
8781
8782   return EL_EMPTY;
8783 }
8784
8785 static int getSteel2FromOpenDirectionNotEmpty(int direction, int element_old)
8786 {
8787   int element_new = getSteel2FromOpenDirection(direction);
8788
8789   return (element_new != EL_EMPTY ? element_new : element_old);
8790 }
8791
8792 static int getOpenDirectionFromChip(int element)
8793 {
8794   switch (element)
8795   {
8796     case EL_SP_CHIP_SINGLE:             return (MV_NONE);
8797     case EL_SP_CHIP_LEFT:               return (MV_RIGHT);
8798     case EL_SP_CHIP_RIGHT:              return (MV_LEFT);
8799     case EL_SP_CHIP_TOP:                return (MV_DOWN);
8800     case EL_SP_CHIP_BOTTOM:             return (MV_UP);
8801   }
8802
8803   return MV_NONE;
8804 }
8805
8806 static int getChipFromOpenDirection(int direction)
8807 {
8808   switch (direction)
8809   {
8810     case (MV_NONE):                     return EL_SP_CHIP_SINGLE;
8811     case (MV_LEFT):                     return EL_SP_CHIP_RIGHT;
8812     case (MV_RIGHT):                    return EL_SP_CHIP_LEFT;
8813     case (MV_UP):                       return EL_SP_CHIP_BOTTOM;
8814     case (MV_DOWN):                     return EL_SP_CHIP_TOP;
8815   }
8816
8817   return EL_EMPTY;
8818 }
8819
8820 static int getChipFromOpenDirectionNotEmpty(int direction, int element_old)
8821 {
8822   int element_new = getChipFromOpenDirection(direction);
8823
8824   return (element_new != EL_EMPTY ? element_new : element_old);
8825 }
8826
8827 static int getClosedTube(int x, int y)
8828 {
8829   static int xy[4][2] =
8830   {
8831     { -1, 0 },
8832     { +1, 0 },
8833     { 0, -1 },
8834     { 0, +1 }
8835   };
8836   int element_old = IntelliDrawBuffer[x][y];
8837   int direction_old = getOpenDirectionFromTube(element_old);
8838   int direction_new = MV_NONE;
8839   int i;
8840
8841   for (i = 0; i < NUM_DIRECTIONS; i++)
8842   {
8843     int xx = x + xy[i][0];
8844     int yy = y + xy[i][1];
8845     int dir = MV_DIR_FROM_BIT(i);
8846     int dir_opposite = MV_DIR_OPPOSITE(dir);
8847
8848     if (IN_LEV_FIELD(xx, yy) && IS_TUBE(IntelliDrawBuffer[xx][yy]) &&
8849         (direction_old & dir) &&
8850         (getOpenDirectionFromTube(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8851       direction_new |= dir;
8852   }
8853
8854   return getTubeFromOpenDirectionNotEmpty(direction_new, element_old);
8855 }
8856
8857 static int getClosedBelt(int x, int y)
8858 {
8859   static int xy[4][2] =
8860   {
8861     { -1, 0 },
8862     { +1, 0 },
8863     { 0, -1 },
8864     { 0, +1 }
8865   };
8866   int element_old = IntelliDrawBuffer[x][y];
8867   int nr = getBeltNrFromBeltElement(element_old);
8868   int direction_old = getOpenDirectionFromBelt(element_old);
8869   int direction_new = MV_NONE;
8870   int i;
8871
8872   for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
8873   {
8874     int xx = x + xy[i][0];
8875     int yy = y + xy[i][1];
8876     int dir = MV_DIR_FROM_BIT(i);
8877     int dir_opposite = MV_DIR_OPPOSITE(dir);
8878
8879     if (IN_LEV_FIELD(xx, yy) && IS_BELT(IntelliDrawBuffer[xx][yy]) &&
8880         (direction_old & dir) &&
8881         (getOpenDirectionFromBelt(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8882       direction_new |= dir;
8883   }
8884
8885   return getBeltFromNrAndOpenDirection(nr, direction_new);
8886 }
8887
8888 static int getClosedPool(int x, int y)
8889 {
8890   static int xy[4][2] =
8891   {
8892     { -1, 0 },
8893     { +1, 0 },
8894     { 0, -1 },
8895     { 0, +1 }
8896   };
8897   int element_old = IntelliDrawBuffer[x][y];
8898   int direction_old = getOpenDirectionFromPool(element_old);
8899   int direction_new = MV_NONE;
8900   int i;
8901
8902   for (i = 0; i < NUM_DIRECTIONS; i++)
8903   {
8904     int xx = x + xy[i][0];
8905     int yy = y + xy[i][1];
8906     int dir = MV_DIR_FROM_BIT(i);
8907     int dir_opposite = MV_DIR_OPPOSITE(dir);
8908
8909     if (IN_LEV_FIELD(xx, yy) &&
8910         IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[xx][yy]) &&
8911         (direction_old & dir) &&
8912         (getOpenDirectionFromPool(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8913       direction_new |= dir;
8914   }
8915
8916   return getPoolFromOpenDirectionNotEmpty(direction_new, element_old);
8917 }
8918
8919 static int getClosedPillar(int x, int y)
8920 {
8921   static int xy[4][2] =
8922   {
8923     { -1, 0 },
8924     { +1, 0 },
8925     { 0, -1 },
8926     { 0, +1 }
8927   };
8928   int element_old = IntelliDrawBuffer[x][y];
8929   int direction_old = getOpenDirectionFromPillar(element_old);
8930   int direction_new = MV_NONE;
8931   int i;
8932
8933   for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
8934   {
8935     int xx = x + xy[i][0];
8936     int yy = y + xy[i][1];
8937     int dir = MV_DIR_FROM_BIT(i);
8938     int dir_opposite = MV_DIR_OPPOSITE(dir);
8939
8940     if (IN_LEV_FIELD(xx, yy) && IS_EMC_PILLAR(IntelliDrawBuffer[xx][yy]) &&
8941         (direction_old & dir) &&
8942         (getOpenDirectionFromPillar(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8943       direction_new |= dir;
8944   }
8945
8946   return getPillarFromOpenDirectionNotEmpty(direction_new, element_old);
8947 }
8948
8949 static int getClosedSteel2(int x, int y)
8950 {
8951   static int xy[4][2] =
8952   {
8953     { -1, 0 },
8954     { +1, 0 },
8955     { 0, -1 },
8956     { 0, +1 }
8957   };
8958   int element_old = IntelliDrawBuffer[x][y];
8959   int direction_old = getOpenDirectionFromSteel2(element_old);
8960   int direction_new = MV_NONE;
8961   int i;
8962
8963   for (i = 0; i < NUM_DIRECTIONS; i++)
8964   {
8965     int xx = x + xy[i][0];
8966     int yy = y + xy[i][1];
8967     int dir = MV_DIR_FROM_BIT(i);
8968     int dir_opposite = MV_DIR_OPPOSITE(dir);
8969
8970     if (IN_LEV_FIELD(xx, yy) && IS_DC_STEELWALL_2(IntelliDrawBuffer[xx][yy]) &&
8971         (direction_old & dir) &&
8972         (getOpenDirectionFromSteel2(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8973       direction_new |= dir;
8974   }
8975
8976   return getSteel2FromOpenDirectionNotEmpty(direction_new, element_old);
8977 }
8978
8979 static int getClosedChip(int x, int y)
8980 {
8981   static int xy[4][2] =
8982   {
8983     { -1, 0 },
8984     { +1, 0 },
8985     { 0, -1 },
8986     { 0, +1 }
8987   };
8988   int element_old = IntelliDrawBuffer[x][y];
8989   int direction_old = getOpenDirectionFromChip(element_old);
8990   int direction_new = MV_NONE;
8991   int i;
8992
8993   for (i = 0; i < NUM_DIRECTIONS; i++)
8994   {
8995     int xx = x + xy[i][0];
8996     int yy = y + xy[i][1];
8997     int dir = MV_DIR_FROM_BIT(i);
8998     int dir_opposite = MV_DIR_OPPOSITE(dir);
8999
9000     if (IN_LEV_FIELD(xx, yy) && IS_SP_CHIP(IntelliDrawBuffer[xx][yy]) &&
9001         (direction_old & dir) &&
9002         (getOpenDirectionFromChip(IntelliDrawBuffer[xx][yy]) & dir_opposite))
9003       direction_new |= dir;
9004   }
9005
9006   return getChipFromOpenDirectionNotEmpty(direction_new, element_old);
9007 }
9008
9009 static void SetElementSimple(int x, int y, int element, boolean change_level)
9010 {
9011   int sx = x - level_xpos;
9012   int sy = y - level_ypos;
9013
9014   IntelliDrawBuffer[x][y] = element;
9015
9016   if (change_level)
9017     Feld[x][y] = element;
9018
9019   if (IN_ED_FIELD(sx, sy))
9020     DrawMiniElement(sx, sy, element);
9021 }
9022
9023 static void MergeAndCloseNeighbourElements(int x1, int y1, int *element1,
9024                                            int x2, int y2, int *element2,
9025                                            int (*close_function)(int, int),
9026                                            boolean change_level)
9027 {
9028   /* set neighbour elements to newly determined connections */
9029   SetElementSimple(x1, y1, *element1, change_level);
9030   SetElementSimple(x2, y2, *element2, change_level);
9031
9032   /* remove all open connections of neighbour elements */
9033   *element1 = close_function(x1, y1);
9034   *element2 = close_function(x2, y2);
9035
9036   /* set neighbour elements to new, minimized connections */
9037   SetElementSimple(x1, y1, *element1, change_level);
9038   SetElementSimple(x2, y2, *element2, change_level);
9039 }
9040
9041 static void SetElementIntelliDraw(int x, int y, int new_element,
9042                                   boolean change_level, int button)
9043 {
9044   static int xy[4][2] =
9045   {
9046     { -1, 0 },
9047     { +1, 0 },
9048     { 0, -1 },
9049     { 0, +1 }
9050   };
9051   static int last_x = -1;
9052   static int last_y = -1;
9053   int old_element = IntelliDrawBuffer[x][y];
9054
9055   if (new_element == EL_UNDEFINED)
9056   {
9057     last_x = -1;
9058     last_y = -1;
9059
9060     return;
9061   }
9062
9063   if (IS_TUBE(new_element))
9064   {
9065     int last_element_new = EL_UNDEFINED;
9066     int direction = MV_NONE;
9067     int i;
9068
9069     /* if old element is of same kind, keep all existing directions */
9070     if (IS_TUBE(old_element))
9071       direction |= getOpenDirectionFromTube(old_element);
9072
9073     for (i = 0; i < NUM_DIRECTIONS; i++)
9074     {
9075       int xx = x + xy[i][0];
9076       int yy = y + xy[i][1];
9077
9078       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9079           IS_TUBE(IntelliDrawBuffer[last_x][last_y]))
9080       {
9081         int dir = MV_DIR_FROM_BIT(i);
9082         int dir_opposite = MV_DIR_OPPOSITE(dir);
9083         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9084         int last_direction_old = getOpenDirectionFromTube(last_element_old);
9085         int last_direction_new = last_direction_old | dir_opposite;
9086
9087         last_element_new = getTubeFromOpenDirection(last_direction_new);
9088
9089         direction |= dir;
9090       }
9091     }
9092
9093     new_element = getTubeFromOpenDirectionNotEmpty(direction, new_element);
9094
9095     if (last_element_new != EL_UNDEFINED)
9096       MergeAndCloseNeighbourElements(x, y, &new_element,
9097                                      last_x, last_y, &last_element_new,
9098                                      getClosedTube, change_level);
9099   }
9100   else if (IS_BELT(new_element))
9101   {
9102     int belt_nr = getBeltNrFromBeltElement(new_element);
9103     int last_element_new = EL_UNDEFINED;
9104     int direction = MV_NONE;
9105     int i;
9106
9107     /* if old element is of same kind, keep all existing directions */
9108     if (IS_BELT(old_element))
9109       direction |= getOpenDirectionFromBelt(old_element);
9110
9111     for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
9112     {
9113       int xx = x + xy[i][0];
9114       int yy = y + xy[i][1];
9115
9116       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9117           IS_BELT(IntelliDrawBuffer[last_x][last_y]))
9118       {
9119         int dir = MV_DIR_FROM_BIT(i);
9120         int dir_opposite = MV_DIR_OPPOSITE(dir);
9121         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9122         int last_belt_nr = getBeltNrFromBeltElement(last_element_old);
9123         int last_direction_old = getOpenDirectionFromBelt(last_element_old);
9124         int last_direction_new = last_direction_old | dir_opposite;
9125
9126         last_element_new = getBeltFromNrAndOpenDirection(last_belt_nr,
9127                                                          last_direction_new);
9128         direction |= dir;
9129       }
9130     }
9131
9132     new_element = getBeltFromNrAndOpenDirectionNotEmpty(belt_nr, direction,
9133                                                         new_element);
9134     if (last_element_new != EL_UNDEFINED)
9135       MergeAndCloseNeighbourElements(x, y, &new_element,
9136                                      last_x, last_y, &last_element_new,
9137                                      getClosedBelt, change_level);
9138   }
9139   else if (IS_ACID_POOL_OR_ACID(new_element))
9140   {
9141     int last_element_new = EL_UNDEFINED;
9142     int direction = MV_NONE;
9143     int i;
9144
9145     /* if old element is of same kind, keep all existing directions */
9146     if (IS_ACID_POOL_OR_ACID(old_element))
9147       direction |= getOpenDirectionFromPool(old_element);
9148
9149     for (i = 0; i < NUM_DIRECTIONS; i++)
9150     {
9151       int xx = x + xy[i][0];
9152       int yy = y + xy[i][1];
9153
9154       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9155           IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[last_x][last_y]))
9156       {
9157         int dir = MV_DIR_FROM_BIT(i);
9158         int dir_opposite = MV_DIR_OPPOSITE(dir);
9159         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9160         int last_direction_old = getOpenDirectionFromPool(last_element_old);
9161         int last_direction_new = last_direction_old | dir_opposite;
9162
9163         last_element_new = getPoolFromOpenDirection(last_direction_new);
9164
9165         direction |= dir;
9166       }
9167     }
9168
9169     /* special corrections needed for intuitively correct acid pool drawing */
9170     if (last_element_new == EL_EMPTY)
9171       last_element_new = new_element;
9172     else if (last_element_new != EL_UNDEFINED)
9173       new_element = last_element_new;
9174
9175     new_element = getPoolFromOpenDirectionNotEmpty(direction, new_element);
9176
9177     if (last_element_new != EL_UNDEFINED)
9178       MergeAndCloseNeighbourElements(x, y, &new_element,
9179                                      last_x, last_y, &last_element_new,
9180                                      getClosedPool, change_level);
9181   }
9182   else if (IS_EMC_PILLAR(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_EMC_PILLAR(old_element))
9190       direction |= getOpenDirectionFromPillar(old_element);
9191
9192     for (i = MV_BIT_UP; i <= MV_BIT_DOWN; 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_EMC_PILLAR(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 = getOpenDirectionFromPillar(last_element_old);
9204         int last_direction_new = last_direction_old | dir_opposite;
9205
9206         last_element_new = getPillarFromOpenDirection(last_direction_new);
9207
9208         direction |= dir;
9209       }
9210     }
9211
9212     new_element = getPillarFromOpenDirectionNotEmpty(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                                      getClosedPillar, change_level);
9218   }
9219   else if (IS_DC_STEELWALL_2(new_element))
9220   {
9221     int last_element_new = EL_UNDEFINED;
9222     int direction = MV_NONE;
9223     int i;
9224
9225     /* if old element is of same kind, keep all existing directions */
9226     if (IS_DC_STEELWALL_2(old_element))
9227       direction |= getOpenDirectionFromSteel2(old_element);
9228
9229     for (i = 0; i < NUM_DIRECTIONS; i++)
9230     {
9231       int xx = x + xy[i][0];
9232       int yy = y + xy[i][1];
9233
9234       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9235           IS_DC_STEELWALL_2(IntelliDrawBuffer[last_x][last_y]))
9236       {
9237         int dir = MV_DIR_FROM_BIT(i);
9238         int dir_opposite = MV_DIR_OPPOSITE(dir);
9239         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9240         int last_direction_old = getOpenDirectionFromSteel2(last_element_old);
9241         int last_direction_new = last_direction_old | dir_opposite;
9242
9243         last_element_new = getSteel2FromOpenDirection(last_direction_new);
9244
9245         direction |= dir;
9246       }
9247     }
9248
9249     new_element = getSteel2FromOpenDirectionNotEmpty(direction, new_element);
9250
9251     if (last_element_new != EL_UNDEFINED)
9252       MergeAndCloseNeighbourElements(x, y, &new_element,
9253                                      last_x, last_y, &last_element_new,
9254                                      getClosedSteel2, change_level);
9255   }
9256   else if (IS_SP_CHIP(new_element))
9257   {
9258     int last_element_new = EL_UNDEFINED;
9259     int direction = MV_NONE;
9260     int i;
9261
9262     /* (do not keep existing directions, regardless of kind of old element) */
9263
9264     for (i = 0; i < NUM_DIRECTIONS; i++)
9265     {
9266       int xx = x + xy[i][0];
9267       int yy = y + xy[i][1];
9268
9269       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9270           IS_SP_CHIP(IntelliDrawBuffer[last_x][last_y]))
9271       {
9272         int dir = MV_DIR_FROM_BIT(i);
9273         int dir_opposite = MV_DIR_OPPOSITE(dir);
9274         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9275         int last_direction_old = getOpenDirectionFromChip(last_element_old);
9276         int last_direction_new = last_direction_old | dir_opposite;
9277
9278         if (last_direction_old == MV_NONE)
9279         {
9280           last_element_new = getChipFromOpenDirection(last_direction_new);
9281           direction |= dir;
9282         }
9283         else if (last_direction_old & (dir | dir_opposite))
9284         {
9285           direction |= MV_DIR_OPPOSITE(last_direction_old);
9286         }
9287         else
9288         {
9289           direction |= MV_DIR_OPPOSITE(dir);
9290         }
9291       }
9292     }
9293
9294     new_element = getChipFromOpenDirectionNotEmpty(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                                      getClosedChip, change_level);
9300   }
9301   else if (IS_SP_HARDWARE_BASE(new_element))
9302   {
9303     int nr = GetSimpleRandom(6);
9304
9305     new_element = (nr == 0 ? EL_SP_HARDWARE_BASE_1 :
9306                    nr == 1 ? EL_SP_HARDWARE_BASE_2 :
9307                    nr == 2 ? EL_SP_HARDWARE_BASE_3 :
9308                    nr == 3 ? EL_SP_HARDWARE_BASE_4 :
9309                    nr == 4 ? EL_SP_HARDWARE_BASE_5 : EL_SP_HARDWARE_BASE_6);
9310   }
9311   else if (new_element == EL_SP_HARDWARE_GREEN ||
9312            new_element == EL_SP_HARDWARE_BLUE ||
9313            new_element == EL_SP_HARDWARE_RED)
9314   {
9315     int nr = GetSimpleRandom(3);
9316
9317     new_element = (nr == 0 ? EL_SP_HARDWARE_GREEN :
9318                    nr == 1 ? EL_SP_HARDWARE_BLUE : EL_SP_HARDWARE_RED);
9319   }
9320   else if (IS_GROUP_ELEMENT(new_element))
9321   {
9322     boolean connected_drawing = FALSE;
9323     int i;
9324
9325     for (i = 0; i < NUM_DIRECTIONS; i++)
9326     {
9327       int xx = x + xy[i][0];
9328       int yy = y + xy[i][1];
9329
9330       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9331           IS_IN_GROUP_EL(IntelliDrawBuffer[last_x][last_y], new_element))
9332         connected_drawing = TRUE;
9333     }
9334
9335     if (!connected_drawing)
9336       ResolveGroupElement(new_element);
9337
9338     new_element = GetElementFromGroupElement(new_element);
9339   }
9340   else if (IS_BELT_SWITCH(old_element))
9341   {
9342     int belt_nr = getBeltNrFromBeltSwitchElement(old_element);
9343     int belt_dir = getBeltDirFromBeltSwitchElement(old_element);
9344
9345     belt_dir = (belt_dir == MV_LEFT ? MV_NONE :
9346                 belt_dir == MV_NONE ? MV_RIGHT : MV_LEFT);
9347
9348     new_element = getBeltSwitchElementFromBeltNrAndBeltDir(belt_nr, belt_dir);
9349   }
9350   else
9351   {
9352     static int swappable_elements[][2] =
9353     {
9354       { EL_EXIT_CLOSED,                 EL_EXIT_OPEN                    },
9355       { EL_DYNAMITE,                    EL_DYNAMITE_ACTIVE              },
9356       { EL_EM_DYNAMITE,                 EL_EM_DYNAMITE_ACTIVE           },
9357       { EL_QUICKSAND_EMPTY,             EL_QUICKSAND_FULL               },
9358       { EL_EMERALD,                     EL_WALL_EMERALD                 },
9359       { EL_EMERALD_YELLOW,              EL_WALL_EMERALD_YELLOW          },
9360       { EL_EMERALD_RED,                 EL_WALL_EMERALD_RED             },
9361       { EL_EMERALD_PURPLE,              EL_WALL_EMERALD_PURPLE          },
9362       { EL_DIAMOND,                     EL_WALL_DIAMOND                 },
9363       { EL_BD_DIAMOND,                  EL_WALL_BD_DIAMOND              },
9364       { EL_GATE_1,                      EL_GATE_1_GRAY                  },
9365       { EL_GATE_2,                      EL_GATE_2_GRAY                  },
9366       { EL_GATE_3,                      EL_GATE_3_GRAY                  },
9367       { EL_GATE_4,                      EL_GATE_4_GRAY                  },
9368       { EL_EM_GATE_1,                   EL_EM_GATE_1_GRAY               },
9369       { EL_EM_GATE_2,                   EL_EM_GATE_2_GRAY               },
9370       { EL_EM_GATE_3,                   EL_EM_GATE_3_GRAY               },
9371       { EL_EM_GATE_4,                   EL_EM_GATE_4_GRAY               },
9372       { EL_EMC_GATE_5,                  EL_EMC_GATE_5_GRAY              },
9373       { EL_EMC_GATE_6,                  EL_EMC_GATE_6_GRAY              },
9374       { EL_EMC_GATE_7,                  EL_EMC_GATE_7_GRAY              },
9375       { EL_EMC_GATE_8,                  EL_EMC_GATE_8_GRAY              },
9376       { EL_DC_GATE_WHITE,               EL_DC_GATE_WHITE_GRAY           },
9377       { EL_TIME_ORB_EMPTY,              EL_TIME_ORB_FULL                },
9378       { EL_LAMP,                        EL_LAMP_ACTIVE                  },
9379       { EL_SOKOBAN_FIELD_EMPTY,         EL_SOKOBAN_FIELD_FULL           },
9380       { EL_SP_BASE,                     EL_SP_BUGGY_BASE                },
9381       { EL_PEARL,                       EL_WALL_PEARL                   },
9382       { EL_CRYSTAL,                     EL_WALL_CRYSTAL                 },
9383       { EL_TIMEGATE_CLOSED,             EL_TIMEGATE_OPEN                },
9384       { EL_SWITCHGATE_CLOSED,           EL_SWITCHGATE_OPEN              },
9385       { EL_SWITCHGATE_SWITCH_UP,        EL_SWITCHGATE_SWITCH_DOWN       },
9386       { EL_DC_SWITCHGATE_SWITCH_UP,     EL_DC_SWITCHGATE_SWITCH_DOWN    },
9387       { EL_LIGHT_SWITCH,                EL_LIGHT_SWITCH_ACTIVE          },
9388       { EL_LANDMINE,                    EL_DC_LANDMINE                  },
9389       { EL_SHIELD_NORMAL,               EL_SHIELD_DEADLY                },
9390       { EL_STEEL_EXIT_CLOSED,           EL_STEEL_EXIT_OPEN              },
9391       { EL_EM_EXIT_CLOSED,              EL_EM_EXIT_OPEN                 },
9392       { EL_EM_STEEL_EXIT_CLOSED,        EL_EM_STEEL_EXIT_OPEN           },
9393       { EL_QUICKSAND_FAST_EMPTY,        EL_QUICKSAND_FAST_FULL          },
9394
9395       { -1,                             -1                              },
9396     };
9397     static int rotatable_elements[][4] =
9398     {
9399       {
9400         EL_BUG_UP,
9401         EL_BUG_RIGHT,
9402         EL_BUG_DOWN,
9403         EL_BUG_LEFT
9404       },
9405
9406       {
9407         EL_SPACESHIP_UP,
9408         EL_SPACESHIP_RIGHT,
9409         EL_SPACESHIP_DOWN,
9410         EL_SPACESHIP_LEFT
9411       },
9412
9413       {
9414         EL_BD_BUTTERFLY_UP,
9415         EL_BD_BUTTERFLY_RIGHT,
9416         EL_BD_BUTTERFLY_DOWN,
9417         EL_BD_BUTTERFLY_LEFT
9418       },
9419
9420       {
9421         EL_BD_FIREFLY_UP,
9422         EL_BD_FIREFLY_RIGHT,
9423         EL_BD_FIREFLY_DOWN,
9424         EL_BD_FIREFLY_LEFT
9425       },
9426
9427       {
9428         EL_PACMAN_UP,
9429         EL_PACMAN_RIGHT,
9430         EL_PACMAN_DOWN,
9431         EL_PACMAN_LEFT
9432       },
9433
9434       {
9435         EL_YAMYAM_UP,
9436         EL_YAMYAM_RIGHT,
9437         EL_YAMYAM_DOWN,
9438         EL_YAMYAM_LEFT
9439       },
9440
9441       {
9442         EL_ARROW_UP,
9443         EL_ARROW_RIGHT,
9444         EL_ARROW_DOWN,
9445         EL_ARROW_LEFT
9446       },
9447
9448       {
9449         EL_SP_PORT_UP,
9450         EL_SP_PORT_RIGHT,
9451         EL_SP_PORT_DOWN,
9452         EL_SP_PORT_LEFT
9453       },
9454
9455       {
9456         EL_SP_GRAVITY_PORT_UP,
9457         EL_SP_GRAVITY_PORT_RIGHT,
9458         EL_SP_GRAVITY_PORT_DOWN,
9459         EL_SP_GRAVITY_PORT_LEFT
9460       },
9461
9462       {
9463         EL_MOLE_UP,
9464         EL_MOLE_RIGHT,
9465         EL_MOLE_DOWN,
9466         EL_MOLE_LEFT
9467       },
9468
9469       {
9470         EL_BALLOON_SWITCH_UP,
9471         EL_BALLOON_SWITCH_RIGHT,
9472         EL_BALLOON_SWITCH_DOWN,
9473         EL_BALLOON_SWITCH_LEFT
9474       },
9475
9476       {
9477         EL_SP_GRAVITY_ON_PORT_UP,
9478         EL_SP_GRAVITY_ON_PORT_RIGHT,
9479         EL_SP_GRAVITY_ON_PORT_DOWN,
9480         EL_SP_GRAVITY_ON_PORT_LEFT
9481       },
9482
9483       {
9484         EL_SP_GRAVITY_OFF_PORT_UP,
9485         EL_SP_GRAVITY_OFF_PORT_RIGHT,
9486         EL_SP_GRAVITY_OFF_PORT_DOWN,
9487         EL_SP_GRAVITY_OFF_PORT_LEFT
9488       },
9489
9490       {
9491         -1,
9492         -1,
9493         -1,
9494         -1,
9495       },
9496     };
9497     int i, j;
9498
9499     for (i = 0; swappable_elements[i][0] != -1; i++)
9500     {
9501       int element1 = swappable_elements[i][0];
9502       int element2 = swappable_elements[i][1];
9503
9504       if (old_element == element1 || old_element == element2)
9505         new_element = (old_element == element1 ? element2 : element1);
9506     }
9507
9508     for (i = 0; rotatable_elements[i][0] != -1; i++)
9509     {
9510       for (j = 0; j < 4; j++)
9511       {
9512         int element = rotatable_elements[i][j];
9513
9514         if (old_element == element)
9515           new_element = (button == 1 ? rotatable_elements[i][(j + 3) % 4] :
9516                          button == 2 ? rotatable_elements[i][0]           :
9517                          button == 3 ? rotatable_elements[i][(j + 1) % 4] :
9518                          old_element);
9519       }
9520     }
9521   }
9522
9523   SetElementSimple(x, y, new_element, change_level);
9524
9525   last_x = x;
9526   last_y = y;
9527 }
9528
9529 static void ResetIntelliDraw()
9530 {
9531   int x, y;
9532
9533   for (x = 0; x < lev_fieldx; x++)
9534     for (y = 0; y < lev_fieldy; y++)
9535       IntelliDrawBuffer[x][y] = Feld[x][y];
9536
9537   SetElementIntelliDraw(-1, -1, EL_UNDEFINED, FALSE, -1);
9538 }
9539
9540 static void SetElementExt(int x, int y, int element, boolean change_level,
9541                           int button)
9542 {
9543   if (element < 0)
9544     SetElementSimple(x, y, Feld[x][y], change_level);
9545   else if (GetKeyModState() & KMOD_Shift)
9546     SetElementIntelliDraw(x, y, element, change_level, button);
9547   else
9548     SetElementSimple(x, y, element, change_level);
9549 }
9550
9551 static void SetElement(int x, int y, int element)
9552 {
9553   SetElementExt(x, y, element, TRUE, -1);
9554 }
9555
9556 static void SetElementButton(int x, int y, int element, int button)
9557 {
9558   SetElementExt(x, y, element, TRUE, button);
9559 }
9560
9561 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
9562 {
9563   int lx = sx + level_xpos;
9564   int ly = sy + level_ypos;
9565
9566   SetElementExt(lx, ly, element, change_level, -1);
9567 }
9568
9569 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
9570                      int element, boolean change_level)
9571 {
9572   int xsize = ABS(to_x - from_x);
9573   int ysize = ABS(to_y - from_y);
9574   int dx = (to_x < from_x ? -1 : +1);
9575   int dy = (to_y < from_y ? -1 : +1);
9576   int i;
9577
9578   if (from_y == to_y)                   /* horizontal line */
9579   {
9580     for (i = 0; i <= xsize; i++)
9581       DrawLineElement(from_x + i * dx, from_y, element, change_level);
9582   }
9583   else if (from_x == to_x)              /* vertical line */
9584   {
9585     for (i = 0; i <= ysize; i++)
9586       DrawLineElement(from_x, from_y + i * dy, element, change_level);
9587   }
9588   else                                  /* diagonal line */
9589   {
9590     if (ysize < xsize)                  /* a < 1 */
9591     {
9592       float a = (float)ysize / (float)xsize;
9593
9594       for (i = 0; i <= xsize; i++)
9595       {
9596         int x = dx * i;
9597         int y = dy * (int)(a * i + 0.5);
9598
9599         DrawLineElement(from_x + x, from_y + y, element, change_level);
9600       }
9601     }
9602     else                                /* a >= 1 */
9603     {
9604       float a = (float)xsize / (float)ysize;
9605
9606       for (i = 0; i <= ysize; i++)
9607       {
9608         int x = dx * (int)(a * i + 0.5);
9609         int y = dy * i;
9610
9611         DrawLineElement(from_x + x, from_y + y, element, change_level);
9612       }
9613     }
9614   }
9615 }
9616
9617 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
9618                     int element, boolean change_level)
9619 {
9620   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
9621   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
9622   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
9623   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
9624 }
9625
9626 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
9627                           int element, boolean change_level)
9628 {
9629   int y;
9630
9631   if (from_y > to_y)
9632     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
9633
9634   for (y = from_y; y <= to_y; y++)
9635     DrawLine(from_x, y, to_x, y, element, change_level);
9636 }
9637
9638 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
9639                        int element, boolean change_level)
9640 {
9641   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
9642   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
9643   int len_x = ABS(to_x - from_x);
9644   int len_y = ABS(to_y - from_y);
9645   int radius, x, y;
9646
9647   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
9648
9649   /* not optimal (some points get drawn twice) but simple,
9650      and fast enough for the few points we are drawing */
9651
9652   for (x = 0; x <= radius; x++)
9653   {
9654     int sx, sy, lx, ly;
9655
9656     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
9657
9658     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
9659     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
9660     lx = sx + level_xpos;
9661     ly = sy + level_ypos;
9662
9663     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9664       DrawLineElement(sx, sy, element, change_level);
9665   }
9666
9667   for (y = 0; y <= radius; y++)
9668   {
9669     int sx, sy, lx, ly;
9670
9671     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
9672
9673     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
9674     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
9675     lx = sx + level_xpos;
9676     ly = sy + level_ypos;
9677
9678     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9679       DrawLineElement(sx, sy, element, change_level);
9680   }
9681 }
9682
9683 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
9684                     int element, boolean change_level)
9685 {
9686   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
9687   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
9688
9689   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
9690 }
9691
9692 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
9693
9694 #if DRAW_CIRCLES_BUTTON_AVAILABLE
9695 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
9696                        int element, boolean change_level)
9697 {
9698   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
9699   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
9700   int mirror_to_x2 = from_x - (to_x2 - from_x);
9701   int mirror_to_y2 = from_y - (to_y2 - from_y);
9702
9703   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
9704   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
9705   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
9706   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
9707 }
9708 #endif
9709
9710 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
9711 {
9712   int from_sx, from_sy;
9713   int to_sx, to_sy;
9714
9715   if (from_x > to_x)
9716     swap_numbers(&from_x, &to_x);
9717
9718   if (from_y > to_y)
9719     swap_numbers(&from_y, &to_y);
9720
9721   from_sx = SX + from_x * MINI_TILEX;
9722   from_sy = SY + from_y * MINI_TILEY;
9723   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
9724   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
9725
9726   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
9727   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
9728   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
9729   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
9730
9731   if (from_x == to_x && from_y == to_y)
9732     MarkTileDirty(from_x/2, from_y/2);
9733   else
9734     redraw_mask |= REDRAW_FIELD;
9735 }
9736
9737 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
9738                        int element, boolean change_level)
9739 {
9740   if (element == -1 || change_level)
9741     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
9742   else
9743     DrawAreaBorder(from_x, from_y, to_x, to_y);
9744 }
9745
9746 /* values for CopyBrushExt() */
9747 #define CB_AREA_TO_BRUSH        0
9748 #define CB_BRUSH_TO_CURSOR      1
9749 #define CB_BRUSH_TO_LEVEL       2
9750 #define CB_DELETE_OLD_CURSOR    3
9751 #define CB_DUMP_BRUSH           4
9752 #define CB_DUMP_BRUSH_SMALL     5
9753
9754 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
9755                          int button, int mode)
9756 {
9757   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
9758   static int brush_width, brush_height;
9759   static int last_cursor_x = -1, last_cursor_y = -1;
9760   static boolean delete_old_brush;
9761   int new_element = BUTTON_ELEMENT(button);
9762   int x, y;
9763
9764   if (mode == CB_DUMP_BRUSH ||
9765       mode == CB_DUMP_BRUSH_SMALL)
9766   {
9767     if (!draw_with_brush)
9768     {
9769       Error(ERR_WARN, "no brush selected");
9770
9771       return;
9772     }
9773
9774     for (y = 0; y < brush_height; y++)
9775     {
9776       for (x = 0; x < brush_width; x++)
9777       {
9778         int element = brush_buffer[x][y];
9779         int element_mapped = element;
9780
9781         if (IS_CUSTOM_ELEMENT(element))
9782           element_mapped = EL_CUSTOM_START;
9783         else if (IS_GROUP_ELEMENT(element))
9784           element_mapped = EL_GROUP_START;
9785         else if (element >= NUM_FILE_ELEMENTS)
9786           element_mapped = EL_UNKNOWN;
9787
9788         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
9789       }
9790
9791       printf("\n");
9792     }
9793
9794     return;
9795   }
9796
9797   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
9798     return;
9799
9800   if (mode == CB_AREA_TO_BRUSH)
9801   {
9802     int from_lx, from_ly;
9803
9804     if (from_x > to_x)
9805       swap_numbers(&from_x, &to_x);
9806
9807     if (from_y > to_y)
9808       swap_numbers(&from_y, &to_y);
9809
9810     brush_width = to_x - from_x + 1;
9811     brush_height = to_y - from_y + 1;
9812
9813     from_lx = from_x + level_xpos;
9814     from_ly = from_y + level_ypos;
9815
9816     for (y = 0; y < brush_height; y++)
9817     {
9818       for (x = 0; x < brush_width; x++)
9819       {
9820         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
9821
9822         if (button != 1)
9823           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
9824       }
9825     }
9826
9827     if (button != 1)
9828       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
9829
9830     delete_old_brush = FALSE;
9831   }
9832   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
9833            mode == CB_BRUSH_TO_LEVEL)
9834   {
9835     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
9836     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
9837     int cursor_from_x = cursor_x - brush_width / 2;
9838     int cursor_from_y = cursor_y - brush_height / 2;
9839     int border_from_x = cursor_x, border_from_y = cursor_y;
9840     int border_to_x = cursor_x, border_to_y = cursor_y;
9841
9842     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
9843       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
9844
9845     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
9846         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
9847     {
9848       delete_old_brush = FALSE;
9849       return;
9850     }
9851
9852     for (y = 0; y < brush_height; y++)
9853     {
9854       for (x = 0; x < brush_width; x++)
9855       {
9856         int sx = cursor_from_x + x;
9857         int sy = cursor_from_y + y;
9858         int lx = sx + level_xpos;
9859         int ly = sy + level_ypos;
9860         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
9861         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
9862                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
9863                        brush_buffer[x][y] : new_element);
9864
9865         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9866         {
9867           if (sx < border_from_x)
9868             border_from_x = sx;
9869           else if (sx > border_to_x)
9870             border_to_x = sx;
9871           if (sy < border_from_y)
9872             border_from_y = sy;
9873           else if (sy > border_to_y)
9874             border_to_y = sy;
9875
9876           DrawLineElement(sx, sy, element, change_level);
9877         }
9878       }
9879     }
9880
9881     if (mode != CB_DELETE_OLD_CURSOR)
9882       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
9883
9884     last_cursor_x = cursor_x;
9885     last_cursor_y = cursor_y;
9886     delete_old_brush = TRUE;
9887   }
9888 }
9889
9890 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
9891                             int button)
9892 {
9893   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
9894 }
9895
9896 static void CopyBrushToLevel(int x, int y, int button)
9897 {
9898   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
9899 }
9900
9901 static void CopyBrushToCursor(int x, int y)
9902 {
9903   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
9904 }
9905
9906 static void DeleteBrushFromCursor()
9907 {
9908   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
9909 }
9910
9911 void DumpBrush()
9912 {
9913   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
9914 }
9915
9916 void DumpBrush_Small()
9917 {
9918   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
9919 }
9920
9921 static void FloodFill(int from_x, int from_y, int fill_element)
9922 {
9923   FloodFillLevel(from_x, from_y, fill_element, Feld, lev_fieldx, lev_fieldy);
9924 }
9925
9926 /* values for DrawLevelText() modes */
9927 #define TEXT_INIT               0
9928 #define TEXT_SETCURSOR          1
9929 #define TEXT_WRITECHAR          2
9930 #define TEXT_BACKSPACE          3
9931 #define TEXT_NEWLINE            4
9932 #define TEXT_END                5
9933 #define TEXT_QUERY_TYPING       6
9934
9935 static int DrawLevelText(int sx, int sy, char letter, int mode)
9936 {
9937   static short delete_buffer[MAX_LEV_FIELDX];
9938   static int start_sx, start_sy;
9939   static int last_sx, last_sy;
9940   static boolean typing = FALSE;
9941   int letter_element = EL_CHAR_ASCII0 + letter;
9942   int lx = 0, ly = 0;
9943
9944   /* map lower case letters to upper case and convert special characters */
9945   if (letter >= 'a' && letter <= 'z')
9946     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
9947   else if (letter == 'ä' || letter == 'Ä')
9948     letter_element = EL_CHAR_AUMLAUT;
9949   else if (letter == 'ö' || letter == 'Ö')
9950     letter_element = EL_CHAR_OUMLAUT;
9951   else if (letter == 'ü' || letter == 'Ü')
9952     letter_element = EL_CHAR_UUMLAUT;
9953   else if (letter == '^')
9954     letter_element = EL_CHAR_COPYRIGHT;
9955   else
9956     letter_element = EL_CHAR_ASCII0 + letter;
9957
9958   if (mode != TEXT_INIT)
9959   {
9960     if (!typing)
9961       return FALSE;
9962
9963     if (mode != TEXT_SETCURSOR)
9964     {
9965       sx = last_sx;
9966       sy = last_sy;
9967     }
9968
9969     lx = last_sx + level_xpos;
9970     ly = last_sy + level_ypos;
9971   }
9972
9973   switch (mode)
9974   {
9975     case TEXT_INIT:
9976       if (typing)
9977         DrawLevelText(0, 0, 0, TEXT_END);
9978
9979       typing = TRUE;
9980       start_sx = last_sx = sx;
9981       start_sy = last_sy = sy;
9982       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
9983       break;
9984
9985     case TEXT_SETCURSOR:
9986       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
9987       DrawAreaBorder(sx, sy, sx, sy);
9988       last_sx = sx;
9989       last_sy = sy;
9990       break;
9991
9992     case TEXT_WRITECHAR:
9993       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
9994       {
9995         delete_buffer[sx - start_sx] = Feld[lx][ly];
9996         Feld[lx][ly] = letter_element;
9997
9998         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
9999           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
10000         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
10001           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10002         else
10003           DrawLevelText(0, 0, 0, TEXT_END);
10004
10005         level.changed = TRUE;
10006       }
10007       break;
10008
10009     case TEXT_BACKSPACE:
10010       if (sx > start_sx)
10011       {
10012         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
10013         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
10014         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
10015       }
10016       break;
10017
10018     case TEXT_NEWLINE:
10019       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
10020         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10021       else
10022         DrawLevelText(0, 0, 0, TEXT_END);
10023       break;
10024
10025     case TEXT_END:
10026       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10027       DrawMiniElement(sx, sy, Feld[lx][ly]);
10028       typing = FALSE;
10029       break;
10030
10031     case TEXT_QUERY_TYPING:
10032       break;
10033
10034     default:
10035       break;
10036   }
10037
10038   return typing;
10039 }
10040
10041 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
10042                           int element, boolean change_level)
10043 {
10044   int lx = sx + level_xpos;
10045   int ly = sy + level_ypos;
10046
10047   if (element == -1)
10048     DrawMiniElement(sx, sy, Feld[lx][ly]);
10049   else
10050     DrawAreaBorder(sx, sy, sx, sy);
10051 }
10052
10053 static void CheckLevelBorderElement(boolean redraw_playfield)
10054 {
10055   int last_border_element = BorderElement;
10056
10057   SetBorderElement();
10058
10059   if (redraw_playfield && BorderElement != last_border_element)
10060     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10061 }
10062
10063 static void CopyLevelToUndoBuffer(int mode)
10064 {
10065   static boolean accumulated_undo = FALSE;
10066   boolean new_undo_buffer_position = TRUE;
10067   int x, y;
10068
10069   switch (mode)
10070   {
10071     case UNDO_IMMEDIATE:
10072       accumulated_undo = FALSE;
10073       break;
10074
10075     case UNDO_ACCUMULATE:
10076       if (accumulated_undo)
10077         new_undo_buffer_position = FALSE;
10078       accumulated_undo = TRUE;
10079       break;
10080
10081     default:
10082       break;
10083   }
10084
10085   if (new_undo_buffer_position)
10086   {
10087     /* new position in undo buffer ring */
10088     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
10089
10090     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
10091       undo_buffer_steps++;
10092   }
10093
10094   for (x = 0; x < lev_fieldx; x++)
10095     for (y = 0; y < lev_fieldy; y++)
10096       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
10097
10098   /* check if drawing operation forces change of border style */
10099   CheckLevelBorderElement(TRUE);
10100
10101   level.changed = TRUE;
10102 }
10103
10104 static void RandomPlacement(int new_element)
10105 {
10106   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
10107   int num_free_positions = 0;
10108   int num_percentage, num_elements;
10109   int x, y;
10110
10111 #if 1
10112   ResetIntelliDraw();
10113 #endif
10114
10115   /* determine number of free positions for randomly placing the new element */
10116   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
10117   {
10118     free_position[x][y] =
10119       (random_placement_background_restricted ?
10120        Feld[x][y] == random_placement_background_element :
10121        Feld[x][y] != new_element);
10122
10123     if (free_position[x][y])
10124       num_free_positions++;
10125   }
10126
10127   /* determine number of new elements to place there */
10128   num_percentage = num_free_positions * random_placement_value / 100;
10129   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
10130                   num_percentage : random_placement_value);
10131
10132   /* if less free positions than elements to place, fill all these positions */
10133   if (num_free_positions < num_elements)
10134   {
10135     for (x = 0; x < lev_fieldx; x++)
10136       for (y = 0; y < lev_fieldy; y++)
10137         if (free_position[x][y])
10138 #if 1
10139           SetElement(x, y, new_element);
10140 #else
10141           Feld[x][y] = new_element;
10142 #endif
10143   }
10144   else
10145   {
10146     while (num_elements > 0)
10147     {
10148       x = GetSimpleRandom(lev_fieldx);
10149       y = GetSimpleRandom(lev_fieldy);
10150
10151       /* don't place element at the same position twice */
10152       if (free_position[x][y])
10153       {
10154         free_position[x][y] = FALSE;
10155 #if 1
10156         SetElement(x, y, new_element);
10157 #else
10158         Feld[x][y] = new_element;
10159 #endif
10160         num_elements--;
10161       }
10162     }
10163   }
10164
10165   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10166   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10167 }
10168
10169 void WrapLevel(int dx, int dy)
10170 {
10171   int wrap_dx = lev_fieldx - dx;
10172   int wrap_dy = lev_fieldy - dy;
10173   int x, y;
10174
10175   for (x = 0; x < lev_fieldx; x++)
10176     for (y = 0; y < lev_fieldy; y++)
10177       FieldBackup[x][y] = Feld[x][y];
10178
10179   for (x = 0; x < lev_fieldx; x++)
10180     for (y = 0; y < lev_fieldy; y++)
10181       Feld[x][y] =
10182         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
10183
10184   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10185   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
10186 }
10187
10188 static void HandleDrawingAreas(struct GadgetInfo *gi)
10189 {
10190   static boolean started_inside_drawing_area = FALSE;
10191   int id = gi->custom_id;
10192   boolean button_press_event;
10193   boolean button_release_event;
10194   boolean inside_drawing_area = !gi->event.off_borders;
10195   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
10196   int actual_drawing_function;
10197   int button = gi->event.button;
10198   int new_element = BUTTON_ELEMENT(button);
10199   int sx = gi->event.x, sy = gi->event.y;
10200   int min_sx = 0, min_sy = 0;
10201   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
10202   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
10203   int lx = 0, ly = 0;
10204   int min_lx = 0, min_ly = 0;
10205   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
10206   int x, y;
10207
10208   /* handle info callback for each invocation of action callback */
10209   gi->callback_info(gi);
10210
10211   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
10212   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
10213
10214   /* make sure to stay inside drawing area boundaries */
10215   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
10216   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
10217
10218   if (draw_level)
10219   {
10220     /* get positions inside level field */
10221     lx = sx + level_xpos;
10222     ly = sy + level_ypos;
10223
10224     if (!IN_LEV_FIELD(lx, ly))
10225       inside_drawing_area = FALSE;
10226
10227     /* make sure to stay inside level field boundaries */
10228     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
10229     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
10230
10231     /* correct drawing area positions accordingly */
10232     sx = lx - level_xpos;
10233     sy = ly - level_ypos;
10234   }
10235
10236   if (button_press_event)
10237     started_inside_drawing_area = inside_drawing_area;
10238
10239   if (!started_inside_drawing_area)
10240     return;
10241
10242   if (!IS_VALID_BUTTON(button))
10243     return;
10244
10245   if (!button && !button_release_event)
10246     return;
10247
10248   /* automatically switch to 'single item' drawing mode, if needed */
10249   actual_drawing_function =
10250     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
10251      drawing_function : GADGET_ID_SINGLE_ITEMS);
10252
10253   /* clicking into drawing area with pressed Control key picks element */
10254   if (GetKeyModState() & KMOD_Control)
10255   {
10256     last_drawing_function = drawing_function;
10257     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
10258   }
10259
10260   if (GetKeyModState() & KMOD_Shift)
10261   {
10262     if (button_press_event || button_release_event)
10263       ResetIntelliDraw();
10264   }
10265
10266   switch (actual_drawing_function)
10267   {
10268     case GADGET_ID_SINGLE_ITEMS:
10269       if (draw_level)
10270       {
10271         if (button_release_event)
10272         {
10273           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10274
10275           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
10276               !inside_drawing_area)
10277             DeleteBrushFromCursor();
10278
10279 #if 0
10280           ResetIntelliDraw();
10281 #endif
10282         }
10283
10284         if (!button || button_release_event)
10285           break;
10286
10287         if (draw_with_brush)
10288         {
10289 #if 0
10290           if (!button_release_event)
10291 #endif
10292             CopyBrushToLevel(sx, sy, button);
10293         }
10294 #if 1
10295         else
10296 #else
10297         else if (new_element != Feld[lx][ly])
10298 #endif
10299         {
10300           if (new_element == EL_PLAYER_1)
10301           {
10302             /* remove player at old position */
10303             for (y = 0; y < lev_fieldy; y++)
10304             {
10305               for (x = 0; x < lev_fieldx; x++)
10306               {
10307                 if (Feld[x][y] == EL_PLAYER_1)
10308                 {
10309 #if 1
10310                   SetElement(x, y, EL_EMPTY);
10311 #else
10312                   Feld[x][y] = EL_EMPTY;
10313 #if 1
10314                   if (IN_ED_FIELD(x - level_xpos, y - level_ypos))
10315                     DrawMiniElement(x - level_xpos, y - level_ypos, EL_EMPTY);
10316 #else
10317                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
10318                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
10319                     DrawMiniElement(x - level_xpos, y - level_ypos, EL_EMPTY);
10320 #endif
10321 #endif
10322                 }
10323               }
10324             }
10325           }
10326
10327 #if 1
10328           SetElementButton(lx, ly, new_element, button);
10329 #else
10330           Feld[lx][ly] = new_element;
10331           DrawMiniElement(sx, sy, new_element);
10332 #endif
10333         }
10334       }
10335       else
10336       {
10337         int type_id = gi->custom_type_id;
10338         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
10339
10340         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
10341           DrawMiniGraphicExt(drawto,
10342                              gi->x + sx * MINI_TILEX,
10343                              gi->y + sy * MINI_TILEY,
10344                              el2edimg(new_element));
10345         else
10346           DrawGraphicExt(drawto,
10347                          gi->x + sx * TILEX,
10348                          gi->y + sy * TILEY,
10349                          el2img(new_element), 0);
10350
10351         if (id == GADGET_ID_CUSTOM_GRAPHIC)
10352           new_element = GFX_ELEMENT(new_element);
10353
10354         drawingarea_info[type_id].value[pos] = new_element;
10355
10356         CopyElementPropertiesToGame(properties_element);
10357
10358         if (id == GADGET_ID_CUSTOM_GRAPHIC)
10359         {
10360           UpdateCustomElementGraphicGadgets();
10361
10362           FrameCounter = 0;     /* restart animation frame counter */
10363         }
10364       }
10365       break;
10366
10367     case GADGET_ID_CONNECTED_ITEMS:
10368       {
10369         static int last_sx = -1;
10370         static int last_sy = -1;
10371
10372         if (button_release_event)
10373           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10374
10375         if (button)
10376         {
10377           if (!button_press_event)
10378             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
10379
10380           last_sx = sx;
10381           last_sy = sy;
10382         }
10383       }
10384       break;
10385
10386     case GADGET_ID_LINE:
10387     case GADGET_ID_ARC:
10388     case GADGET_ID_RECTANGLE:
10389     case GADGET_ID_FILLED_BOX:
10390     case GADGET_ID_GRAB_BRUSH:
10391     case GADGET_ID_TEXT:
10392       {
10393         static int last_sx = -1;
10394         static int last_sy = -1;
10395         static int start_sx = -1;
10396         static int start_sy = -1;
10397         void (*draw_func)(int, int, int, int, int, boolean);
10398
10399         if (drawing_function == GADGET_ID_LINE)
10400           draw_func = DrawLine;
10401         else if (drawing_function == GADGET_ID_ARC)
10402           draw_func = DrawArc;
10403         else if (drawing_function == GADGET_ID_RECTANGLE)
10404           draw_func = DrawBox;
10405         else if (drawing_function == GADGET_ID_FILLED_BOX)
10406           draw_func = DrawFilledBox;
10407         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
10408           draw_func = SelectArea;
10409         else /* (drawing_function == GADGET_ID_TEXT) */
10410           draw_func = SetTextCursor;
10411
10412         if (button_press_event)
10413         {
10414           draw_func(sx, sy, sx, sy, new_element, FALSE);
10415           start_sx = last_sx = sx;
10416           start_sy = last_sy = sy;
10417
10418           if (drawing_function == GADGET_ID_TEXT)
10419             DrawLevelText(0, 0, 0, TEXT_END);
10420         }
10421         else if (button_release_event)
10422         {
10423           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
10424           if (drawing_function == GADGET_ID_GRAB_BRUSH)
10425           {
10426             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
10427             CopyBrushToCursor(sx, sy);
10428             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
10429                           MB_LEFTBUTTON);
10430             draw_with_brush = TRUE;
10431           }
10432           else if (drawing_function == GADGET_ID_TEXT)
10433             DrawLevelText(sx, sy, 0, TEXT_INIT);
10434           else
10435             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10436         }
10437         else if (last_sx != sx || last_sy != sy)
10438         {
10439           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
10440           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
10441           last_sx = sx;
10442           last_sy = sy;
10443         }
10444       }
10445       break;
10446
10447     case GADGET_ID_FLOOD_FILL:
10448       if (button_press_event && Feld[lx][ly] != new_element)
10449       {
10450         FloodFill(lx, ly, new_element);
10451         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10452         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10453       }
10454       break;
10455
10456     case GADGET_ID_PICK_ELEMENT:
10457       if (button_release_event)
10458         ClickOnGadget(level_editor_gadget[last_drawing_function],
10459                       MB_LEFTBUTTON);
10460       else if (draw_level)
10461         PickDrawingElement(button, Feld[lx][ly]);
10462       else
10463       {
10464         int type_id = gi->custom_type_id;
10465         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
10466
10467         PickDrawingElement(button, drawingarea_info[type_id].value[pos]);
10468       }
10469
10470       break;
10471
10472     default:
10473       break;
10474   }
10475 }
10476
10477 static void HandleCounterButtons(struct GadgetInfo *gi)
10478 {
10479   int gadget_id = gi->custom_id;
10480   int counter_id = gi->custom_type_id;
10481   int button = gi->event.button;
10482   int *counter_value = counterbutton_info[counter_id].value;
10483   int step = BUTTON_STEPSIZE(button) *
10484     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
10485
10486   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
10487   {
10488     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
10489     boolean released = (gi->event.type == GD_EVENT_RELEASED);
10490     boolean level_changed = LevelChanged();
10491
10492     if ((level_changed && pressed) || (!level_changed && released))
10493       return;
10494
10495     if (level_changed && !Request("Level has changed ! Discard changes ?",
10496                                   REQ_ASK))
10497     {
10498       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
10499         ModifyEditorCounterValue(counter_id, *counter_value);
10500
10501       return;
10502     }
10503   }
10504
10505   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
10506     *counter_value = gi->textinput.number_value;
10507   else
10508     ModifyEditorCounterValue(counter_id, *counter_value + step);
10509
10510   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
10511   {
10512       LoadLevel(level_nr);
10513       LoadScore(level_nr);
10514
10515       TapeErase();
10516
10517       ResetUndoBuffer();
10518       DrawEditModeWindow();
10519
10520       return;
10521   }
10522
10523   switch (counter_id)
10524   {
10525     case ED_COUNTER_ID_YAMYAM_CONTENT:
10526       DrawYamYamContentAreas();
10527       break;
10528
10529     case ED_COUNTER_ID_BALL_CONTENT:
10530       DrawMagicBallContentAreas();
10531       break;
10532
10533     case ED_COUNTER_ID_ANDROID_CONTENT:
10534       DrawAndroidElementArea(properties_element);
10535       break;
10536
10537     case ED_COUNTER_ID_GROUP_CONTENT:
10538       DrawGroupElementArea(properties_element);
10539       CopyGroupElementPropertiesToGame(properties_element);
10540       break;
10541
10542     case ED_COUNTER_ID_INVENTORY_SIZE:
10543       DrawPlayerInitialInventoryArea(properties_element);
10544       break;
10545
10546     case ED_COUNTER_ID_ENVELOPE_XSIZE:
10547     case ED_COUNTER_ID_ENVELOPE_YSIZE:
10548       DrawEnvelopeTextArea(-1);
10549       break;
10550
10551     case ED_COUNTER_ID_LEVEL_XSIZE:
10552     case ED_COUNTER_ID_LEVEL_YSIZE:
10553       lev_fieldx = level.fieldx;
10554       lev_fieldy = level.fieldy;
10555       break;
10556
10557     default:
10558       break;
10559   }
10560
10561   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
10562        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
10563       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
10564        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
10565     CopyElementPropertiesToGame(properties_element);
10566
10567   level.changed = TRUE;
10568 }
10569
10570 static void HandleTextInputGadgets(struct GadgetInfo *gi)
10571 {
10572   int type_id = gi->custom_type_id;
10573
10574   strcpy(textinput_info[type_id].value, gi->textinput.value);
10575
10576   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
10577   {
10578     CopyElementPropertiesToGame(properties_element);
10579
10580     ModifyEditorElementList();  /* update changed button info text */
10581   }
10582
10583   level.changed = TRUE;
10584 }
10585
10586 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
10587 {
10588   int type_id = gi->custom_type_id;
10589
10590 #if 1
10591   strncpy(textarea_info[type_id].value, gi->textarea.value,
10592           MAX_ENVELOPE_TEXT_LEN);
10593   textarea_info[type_id].value[MAX_ENVELOPE_TEXT_LEN] = '\0';
10594 #else
10595   /* !!! BUGGY !!! MAX_ENVELOPE_TEXT_LEN != MAX_GADGET_TEXTSIZE !!! */
10596   strcpy(textarea_info[type_id].value, gi->textarea.value);
10597 #endif
10598
10599   level.changed = TRUE;
10600 }
10601
10602 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
10603 {
10604   int type_id = gi->custom_type_id;
10605   int value_old = *selectbox_info[type_id].value;
10606   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
10607
10608   *selectbox_info[type_id].value = value_new;
10609
10610   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
10611   {
10612     element_info[properties_element].current_change_page = gi->selectbox.index;
10613
10614     DrawPropertiesWindow();
10615   }
10616   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
10617             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
10618            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
10619             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
10620            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
10621   {
10622     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
10623     {
10624       /* when changing action type, also check action mode and action arg */
10625       if (value_old != value_new)
10626         setSelectboxSpecialActionVariablesIfNeeded();
10627
10628       DrawPropertiesChange();
10629     }
10630
10631     CopyElementPropertiesToGame(properties_element);
10632
10633     level.changed = TRUE;
10634   }
10635 }
10636
10637 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
10638 {
10639   int type_id = gi->custom_type_id;
10640   int i;
10641
10642   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
10643       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
10644   {
10645     edit_mode_properties = gi->custom_type_id;
10646
10647     DrawPropertiesWindow();
10648   }
10649   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
10650   {
10651     char *template_filename = getDefaultLevelFilename(-1);
10652     boolean new_template = !fileExists(template_filename);
10653
10654     if (new_template ||
10655         Request("Save this template and kill the old ?", REQ_ASK))
10656       SaveLevelTemplate();
10657
10658     if (new_template)
10659       Request("Template saved !", REQ_CONFIRM);
10660   }
10661   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
10662            custom_element.num_change_pages < MAX_CHANGE_PAGES)
10663   {
10664     struct ElementInfo *ei = &element_info[properties_element];
10665
10666     setElementChangePages(ei, ei->num_change_pages + 1);
10667
10668     /* set new change page to be new current change page */
10669     ei->current_change_page = ei->num_change_pages - 1;
10670     ei->change = &ei->change_page[ei->current_change_page];
10671
10672     setElementChangeInfoToDefaults(ei->change);
10673
10674     DrawPropertiesWindow();
10675
10676     level.changed = TRUE;
10677   }
10678   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
10679            custom_element.num_change_pages > MIN_CHANGE_PAGES)
10680   {
10681     struct ElementInfo *ei = &element_info[properties_element];
10682
10683     /* copy all change pages after change page to be deleted */
10684     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
10685       ei->change_page[i] = ei->change_page[i + 1];
10686
10687     setElementChangePages(ei, ei->num_change_pages - 1);
10688
10689     DrawPropertiesWindow();
10690
10691     level.changed = TRUE;
10692   }
10693 }
10694
10695 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
10696 {
10697   int type_id = gi->custom_type_id;
10698
10699   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
10700       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
10701   {
10702     struct ElementInfo *ei = &element_info[properties_element];
10703     int step = BUTTON_STEPSIZE(gi->event.button);
10704
10705     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
10706     ei->current_change_page += step;
10707
10708     if (ei->current_change_page < 0)
10709       ei->current_change_page = 0;
10710     else if (ei->current_change_page >= ei->num_change_pages)
10711       ei->current_change_page = ei->num_change_pages - 1;
10712
10713     DrawPropertiesWindow();
10714   }
10715   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
10716            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
10717   {
10718     struct ElementInfo *ei = &element_info[properties_element];
10719     int current_change_page = ei->current_change_page;
10720
10721     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
10722       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
10723         ei->change_page[current_change_page];
10724     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
10725     {
10726       ei->change_page[current_change_page] =
10727         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
10728
10729       level.changed = TRUE;
10730     }
10731
10732     DrawPropertiesWindow();
10733   }
10734 }
10735
10736 static void HandleRadiobuttons(struct GadgetInfo *gi)
10737 {
10738   *radiobutton_info[gi->custom_type_id].value =
10739     radiobutton_info[gi->custom_type_id].checked_value;
10740
10741   level.changed = TRUE;
10742 }
10743
10744 static void HandleCheckbuttons(struct GadgetInfo *gi)
10745 {
10746   int type_id = gi->custom_type_id;
10747
10748   *checkbutton_info[type_id].value ^= TRUE;
10749
10750   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
10751       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
10752       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
10753       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
10754          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
10755         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
10756          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
10757        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
10758   {
10759     CopyElementPropertiesToGame(properties_element);
10760   }
10761
10762   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
10763   {
10764     UpdateCustomElementGraphicGadgets();
10765   }
10766   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
10767   {
10768     char *template_filename = getDefaultLevelFilename(-1);
10769
10770     if (level.use_custom_template && !fileExists(template_filename))
10771     {
10772       Request("No level template found !", REQ_CONFIRM);
10773
10774       level.use_custom_template = FALSE;
10775       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
10776
10777       return;
10778     }
10779
10780     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
10781
10782     DrawEditModeWindow();
10783   }
10784
10785   level.changed = TRUE;
10786 }
10787
10788 static void HandleControlButtons(struct GadgetInfo *gi)
10789 {
10790   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
10791   static int last_edit_mode = ED_MODE_DRAWING;
10792   static int last_custom_copy_mode = -1;
10793   int id = gi->custom_id;
10794   int button = gi->event.button;
10795   int step = BUTTON_STEPSIZE(button);
10796   int new_element = BUTTON_ELEMENT(button);
10797   int x, y;
10798
10799   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
10800     DrawLevelText(0, 0, 0, TEXT_END);
10801
10802   if (id < ED_NUM_CTRL1_BUTTONS &&
10803       id != GADGET_ID_SINGLE_ITEMS &&
10804       id != GADGET_ID_PROPERTIES &&
10805       id != GADGET_ID_PICK_ELEMENT &&
10806       edit_mode != ED_MODE_DRAWING &&
10807       drawing_function != GADGET_ID_PICK_ELEMENT &&
10808       !(GetKeyModState() & KMOD_Control))
10809   {
10810     DrawDrawingWindow();
10811     edit_mode = ED_MODE_DRAWING;
10812   }
10813
10814   /* element copy mode active, but no element button pressed => deactivate */
10815   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
10816     last_custom_copy_mode = -1;
10817
10818   switch (id)
10819   {
10820     case GADGET_ID_SCROLL_LEFT:
10821       if (level_xpos >= 0)
10822       {
10823         if (lev_fieldx < ed_fieldx - 2)
10824           break;
10825
10826         level_xpos -= step;
10827         if (level_xpos < -1)
10828           level_xpos = -1;
10829         if (button == 1)
10830           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
10831         else
10832           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10833
10834         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
10835                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
10836       }
10837       break;
10838
10839     case GADGET_ID_SCROLL_RIGHT:
10840       if (level_xpos <= lev_fieldx - ed_fieldx)
10841       {
10842         if (lev_fieldx < ed_fieldx - 2)
10843           break;
10844
10845         level_xpos += step;
10846         if (level_xpos > lev_fieldx - ed_fieldx + 1)
10847           level_xpos = lev_fieldx - ed_fieldx + 1;
10848         if (button == 1)
10849           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
10850         else
10851           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10852
10853         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
10854                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
10855       }
10856       break;
10857
10858     case GADGET_ID_SCROLL_UP:
10859       if (level_ypos >= 0)
10860       {
10861         if (lev_fieldy < ed_fieldy - 2)
10862           break;
10863
10864         level_ypos -= step;
10865         if (level_ypos < -1)
10866           level_ypos = -1;
10867         if (button == 1)
10868           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
10869         else
10870           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10871
10872         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
10873                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
10874       }
10875       break;
10876
10877     case GADGET_ID_SCROLL_DOWN:
10878       if (level_ypos <= lev_fieldy - ed_fieldy)
10879       {
10880         if (lev_fieldy < ed_fieldy - 2)
10881           break;
10882
10883         level_ypos += step;
10884         if (level_ypos > lev_fieldy - ed_fieldy + 1)
10885           level_ypos = lev_fieldy - ed_fieldy + 1;
10886         if (button == 1)
10887           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
10888         else
10889           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10890
10891         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
10892                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
10893       }
10894       break;
10895
10896     case GADGET_ID_SCROLL_HORIZONTAL:
10897       level_xpos = gi->event.item_position - 1;
10898       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10899       break;
10900
10901     case GADGET_ID_SCROLL_VERTICAL:
10902       level_ypos = gi->event.item_position - 1;
10903       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10904       break;
10905
10906     case GADGET_ID_SCROLL_LIST_UP:
10907     case GADGET_ID_SCROLL_LIST_DOWN:
10908     case GADGET_ID_SCROLL_LIST_VERTICAL:
10909       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
10910         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
10911       else
10912       {
10913         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
10914         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
10915
10916         if (element_shift < 0)
10917           element_shift = 0;
10918         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
10919           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
10920
10921         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
10922                      GDI_SCROLLBAR_ITEM_POSITION,
10923                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
10924       }
10925
10926       ModifyEditorElementList();
10927
10928       break;
10929
10930     case GADGET_ID_WRAP_LEFT:
10931       WrapLevel(-step, 0);
10932       break;
10933
10934     case GADGET_ID_WRAP_RIGHT:
10935       WrapLevel(step, 0);
10936       break;
10937
10938     case GADGET_ID_WRAP_UP:
10939       WrapLevel(0, -step);
10940       break;
10941
10942     case GADGET_ID_WRAP_DOWN:
10943       WrapLevel(0, step);
10944       break;
10945
10946     case GADGET_ID_SINGLE_ITEMS:
10947     case GADGET_ID_CONNECTED_ITEMS:
10948     case GADGET_ID_LINE:
10949     case GADGET_ID_ARC:
10950     case GADGET_ID_TEXT:
10951     case GADGET_ID_RECTANGLE:
10952     case GADGET_ID_FILLED_BOX:
10953     case GADGET_ID_FLOOD_FILL:
10954     case GADGET_ID_GRAB_BRUSH:
10955     case GADGET_ID_PICK_ELEMENT:
10956       if (drawing_function != GADGET_ID_PICK_ELEMENT)
10957         last_drawing_function = drawing_function;
10958       drawing_function = id;
10959       draw_with_brush = FALSE;
10960       break;
10961
10962     case GADGET_ID_RANDOM_PLACEMENT:
10963       RandomPlacement(new_element);
10964       break;
10965
10966     case GADGET_ID_PROPERTIES:
10967       if (edit_mode != ED_MODE_PROPERTIES)
10968       {
10969         properties_element = new_element;
10970         DrawPropertiesWindow();
10971         edit_mode = ED_MODE_PROPERTIES;
10972
10973         last_level_drawing_function = drawing_function;
10974         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
10975                       MB_LEFTBUTTON);
10976       }
10977       else
10978       {
10979         DrawDrawingWindow();
10980         edit_mode = ED_MODE_DRAWING;
10981
10982         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
10983                       MB_LEFTBUTTON);
10984       }
10985       break;
10986
10987     case GADGET_ID_CUSTOM_COPY_FROM:
10988     case GADGET_ID_CUSTOM_COPY_TO:
10989     case GADGET_ID_CUSTOM_EXCHANGE:
10990       last_custom_copy_mode = id;
10991       last_drawing_function = drawing_function;
10992       break;
10993
10994     case GADGET_ID_CUSTOM_COPY:
10995       CopyCustomElement(properties_element, -1, id);
10996       break;
10997
10998     case GADGET_ID_CUSTOM_PASTE:
10999       CopyCustomElement(-1, properties_element, id);
11000       break;
11001
11002     case GADGET_ID_UNDO:
11003       if (undo_buffer_steps == 0)
11004       {
11005         Request("Undo buffer empty !", REQ_CONFIRM);
11006         break;
11007       }
11008
11009       if (edit_mode != ED_MODE_DRAWING)
11010       {
11011         DrawDrawingWindow();
11012         edit_mode = ED_MODE_DRAWING;
11013       }
11014
11015       undo_buffer_position =
11016         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
11017       undo_buffer_steps--;
11018
11019       for (x = 0; x < lev_fieldx; x++)
11020         for (y = 0; y < lev_fieldy; y++)
11021           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
11022
11023       /* check if undo operation forces change of border style */
11024       CheckLevelBorderElement(FALSE);
11025
11026       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11027
11028       break;
11029
11030     case GADGET_ID_INFO:
11031       if (edit_mode != ED_MODE_INFO)
11032       {
11033         last_edit_mode = edit_mode;
11034         edit_mode = ED_MODE_INFO;
11035
11036         DrawLevelInfoWindow();
11037       }
11038       else
11039       {
11040         edit_mode = last_edit_mode;
11041
11042         DrawEditModeWindow();
11043       }
11044       break;
11045
11046     case GADGET_ID_CLEAR:
11047       if (edit_mode != ED_MODE_DRAWING)
11048       {
11049         DrawDrawingWindow();
11050         edit_mode = ED_MODE_DRAWING;
11051       }
11052
11053       for (x = 0; x < MAX_LEV_FIELDX; x++)
11054         for (y = 0; y < MAX_LEV_FIELDY; y++)
11055           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
11056
11057       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
11058
11059       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11060       break;
11061
11062     case GADGET_ID_SAVE:
11063       if (leveldir_current->readonly)
11064       {
11065         Request("This level is read only !", REQ_CONFIRM);
11066         break;
11067       }
11068
11069       if (!LevelContainsPlayer())
11070         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
11071       else
11072       {
11073         char *level_filename = getDefaultLevelFilename(level_nr);
11074         boolean new_level = !fileExists(level_filename);
11075
11076         if (new_level ||
11077             Request("Save this level and kill the old ?", REQ_ASK))
11078         {
11079           CopyPlayfield(Feld, level.field);
11080
11081           SaveLevel(level_nr);
11082         }
11083
11084         if (new_level)
11085           Request("Level saved !", REQ_CONFIRM);
11086
11087         level.changed = FALSE;
11088       }
11089       break;
11090
11091     case GADGET_ID_TEST:
11092       if (!LevelContainsPlayer())
11093         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
11094       else
11095       {
11096         if (LevelChanged())
11097           level.game_version = GAME_VERSION_ACTUAL;
11098
11099         CopyPlayfield(level.field, FieldBackup);
11100         CopyPlayfield(Feld, level.field);
11101
11102         CopyNativeLevel_RND_to_Native(&level);
11103
11104         UnmapLevelEditorGadgets();
11105         UndrawSpecialEditorDoor();
11106
11107         CloseDoor(DOOR_CLOSE_ALL);
11108
11109         DrawCompleteVideoDisplay();
11110
11111         level_editor_test_game = TRUE;
11112
11113         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
11114       }
11115       break;
11116
11117     case GADGET_ID_EXIT:
11118       RequestExitLevelEditor(TRUE, FALSE);  /* if level has changed, ask user */
11119       break;
11120
11121     default:
11122       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
11123           id <= GADGET_ID_ELEMENTLIST_LAST)
11124       {
11125         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
11126         int new_element = editor_elements[element_position + element_shift];
11127
11128         if (IS_EDITOR_CASCADE(new_element))
11129         {
11130           int i;
11131
11132           for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
11133           {
11134             int *cascade_element= &(*editor_elements_info[i].headline_list)[0];
11135             boolean *cascade_value=editor_elements_info[i].setup_cascade_value;
11136
11137             if (*cascade_element == new_element)
11138             {
11139               *cascade_element = EL_CASCADE_TOGGLE(*cascade_element);
11140               *cascade_value = IS_EDITOR_CASCADE_ACTIVE(*cascade_element);
11141
11142               /* update element selection list */
11143               ReinitializeElementList();
11144               ModifyEditorElementList();
11145
11146               /* update cascading gadget info text */
11147               PrintEditorGadgetInfoText(level_editor_gadget[id]);
11148
11149               /* save current editor cascading state */
11150               SaveSetup_EditorCascade();
11151
11152               break;
11153             }
11154           }
11155
11156           break;
11157         }
11158
11159         if (last_custom_copy_mode != -1)
11160         {
11161           if (CopyCustomElement(properties_element, new_element,
11162                                 last_custom_copy_mode))
11163           {
11164             ClickOnGadget(level_editor_gadget[last_drawing_function],
11165                           MB_LEFTBUTTON);
11166
11167             last_custom_copy_mode = -1;
11168           }
11169
11170           break;
11171         }
11172
11173         PickDrawingElement(button, new_element);
11174
11175         if (!stick_element_properties_window &&
11176             drawing_function != GADGET_ID_PICK_ELEMENT &&
11177             !(GetKeyModState() & KMOD_Control))
11178         {
11179           properties_element = new_element;
11180           if (edit_mode == ED_MODE_PROPERTIES)
11181             DrawPropertiesWindow();
11182         }
11183
11184         if (drawing_function == GADGET_ID_PICK_ELEMENT)
11185           ClickOnGadget(level_editor_gadget[last_drawing_function],
11186                         MB_LEFTBUTTON);
11187       }
11188 #ifdef DEBUG
11189       else if (gi->event.type == GD_EVENT_PRESSED)
11190         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
11191       else if (gi->event.type == GD_EVENT_RELEASED)
11192         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
11193       else if (gi->event.type == GD_EVENT_MOVING)
11194         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
11195       else
11196         printf("default: HandleControlButtons: ? (id == %d)\n", id);
11197 #endif
11198       break;
11199   }
11200 }
11201
11202 void HandleLevelEditorKeyInput(Key key)
11203 {
11204   char letter = getCharFromKey(key);
11205   int button = MB_LEFTBUTTON;
11206
11207   if (drawing_function == GADGET_ID_TEXT &&
11208       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
11209   {
11210     if (letter)
11211       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
11212     else if (key == KSYM_Delete || key == KSYM_BackSpace)
11213       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
11214     else if (key == KSYM_Return)
11215       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
11216     else if (key == KSYM_Escape)
11217       DrawLevelText(0, 0, 0, TEXT_END);
11218   }
11219   else if (button_status == MB_RELEASED)
11220   {
11221     int id = GADGET_ID_NONE;
11222     int new_element_shift = element_shift;
11223     int i;
11224
11225     switch (key)
11226     {
11227       case KSYM_Left:
11228         id = GADGET_ID_SCROLL_LEFT;
11229         break;
11230       case KSYM_Right:
11231         id = GADGET_ID_SCROLL_RIGHT;
11232         break;
11233       case KSYM_Up:
11234         id = GADGET_ID_SCROLL_UP;
11235         break;
11236       case KSYM_Down:
11237         id = GADGET_ID_SCROLL_DOWN;
11238         break;
11239       case KSYM_Page_Up:
11240         id = GADGET_ID_SCROLL_LIST_UP;
11241         button = MB_RIGHTBUTTON;
11242         break;
11243       case KSYM_Page_Down:
11244         id = GADGET_ID_SCROLL_LIST_DOWN;
11245         button = MB_RIGHTBUTTON;
11246         break;
11247
11248       case KSYM_Home:
11249       case KSYM_End:
11250         element_shift = (key == KSYM_Home ? 0 :
11251                          num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS);
11252
11253         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11254                      GDI_SCROLLBAR_ITEM_POSITION,
11255                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11256
11257         ModifyEditorElementList();
11258
11259         break;
11260
11261       case KSYM_Insert:
11262       case KSYM_Delete:
11263
11264         /* this is needed to prevent interference with running "True X-Mouse" */
11265         if (GetKeyModStateFromEvents() & KMOD_Control)
11266           break;
11267
11268         /* check for last or next editor cascade block in element list */
11269         for (i = 0; i < num_editor_elements; i++)
11270         {
11271           if ((key == KSYM_Insert && i == element_shift) ||
11272               (key == KSYM_Delete && new_element_shift > element_shift))
11273             break;
11274
11275           /* jump to next cascade block (or to start of element list) */
11276           if (i == 0 || IS_EDITOR_CASCADE(editor_elements[i]))
11277             new_element_shift = i;
11278         }
11279
11280         if (i < num_editor_elements)
11281           element_shift = new_element_shift;
11282
11283         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
11284           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
11285
11286         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11287                      GDI_SCROLLBAR_ITEM_POSITION,
11288                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11289
11290         ModifyEditorElementList();
11291
11292         break;
11293
11294       case KSYM_Escape:
11295         if (edit_mode == ED_MODE_DRAWING)
11296         {
11297           RequestExitLevelEditor(setup.ask_on_escape_editor, TRUE);
11298         }
11299         else if (edit_mode == ED_MODE_INFO)
11300         {
11301           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
11302         }
11303         else if (edit_mode == ED_MODE_PROPERTIES)
11304         {
11305           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
11306         }
11307         else            /* should never happen */
11308         {
11309           DrawDrawingWindow();
11310           edit_mode = ED_MODE_DRAWING;
11311         }
11312
11313         break;
11314
11315       default:
11316         break;
11317     }
11318
11319     if (id != GADGET_ID_NONE)
11320       ClickOnGadget(level_editor_gadget[id], button);
11321     else if (letter == '.')
11322       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
11323     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
11324       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
11325     else
11326       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
11327         if (letter && letter == control_info[i].shortcut)
11328           if (!anyTextGadgetActive())
11329             ClickOnGadget(level_editor_gadget[i], button);
11330   }
11331 }
11332
11333 void HandleLevelEditorIdle()
11334 {
11335   static unsigned long action_delay = 0;
11336   unsigned long action_delay_value = GameFrameDelay;
11337   int xpos = 1, ypos = 2;
11338   int i;
11339
11340   if (edit_mode != ED_MODE_PROPERTIES)
11341     return;
11342
11343   if (!DelayReached(&action_delay, action_delay_value))
11344     return;
11345
11346   for (i = 0; i < ED_NUM_SELECTBOX; i++)
11347   {
11348     struct GadgetInfo *gi = level_editor_gadget[selectbox_info[i].gadget_id];
11349
11350     if (gi->mapped && gi->active && gi->selectbox.open)
11351       return;
11352   }
11353
11354   DrawEditorElementAnimation(SX + xpos * TILEX,
11355                              SY + ypos * TILEY + MINI_TILEY / 2);
11356
11357   MarkTileDirty(xpos, ypos);
11358   MarkTileDirty(xpos, ypos + 1);
11359
11360   FrameCounter++;       /* increase animation frame counter */
11361 }
11362
11363 void ClearEditorGadgetInfoText()
11364 {
11365   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
11366 }
11367
11368 void PrintEditorGadgetInfoText(struct GadgetInfo *gi)
11369 {
11370   char infotext[MAX_OUTPUT_LINESIZE + 1];
11371   char shortcut[MAX_OUTPUT_LINESIZE + 1];
11372   int max_infotext_len = getMaxInfoTextLength();
11373
11374   if (gi == NULL || gi->info_text == NULL)
11375     return;
11376
11377   strncpy(infotext, gi->info_text, max_infotext_len);
11378   infotext[max_infotext_len] = '\0';
11379
11380   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
11381   {
11382     int key = control_info[gi->custom_id].shortcut;
11383
11384     if (key)
11385     {
11386       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
11387         sprintf(shortcut, " ('.' or '%c')", key);
11388       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
11389         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
11390       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
11391         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
11392       else                                              /* normal case */
11393         sprintf(shortcut, " ('%s%c')",
11394                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
11395
11396       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
11397         strcat(infotext, shortcut);
11398     }
11399   }
11400
11401   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
11402 }
11403
11404 void HandleEditorGadgetInfoText(void *ptr)
11405 {
11406   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
11407
11408   if (game_status != GAME_MODE_EDITOR)
11409     return;
11410
11411   ClearEditorGadgetInfoText();
11412
11413   if (gi == NULL || gi->event.type == GD_EVENT_INFO_LEAVING)
11414     return;
11415
11416   /* misuse this function to delete brush cursor, if needed */
11417   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
11418     DeleteBrushFromCursor();
11419
11420   PrintEditorGadgetInfoText(gi);
11421 }
11422
11423 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
11424 {
11425   static int start_lx, start_ly;
11426   int id = gi->custom_id;
11427   int type_id = gi->custom_type_id;
11428   int sx = gi->event.x;
11429   int sy = gi->event.y;
11430   int lx = sx + level_xpos;
11431   int ly = sy + level_ypos;
11432   int min_sx = 0, min_sy = 0;
11433   int max_sx = gi->drawing.area_xsize - 1;
11434   int max_sy = gi->drawing.area_ysize - 1;
11435   int actual_drawing_function = drawing_function;
11436   int max_infotext_len = getMaxInfoTextLength();
11437   char infotext[MAX_OUTPUT_LINESIZE + 1];
11438   char *text;
11439
11440   infotext[0] = '\0';           /* start with empty info text */
11441
11442   /* pressed Control key: simulate picking element */
11443   if (GetKeyModState() & KMOD_Control)
11444     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
11445
11446   ClearEditorGadgetInfoText();
11447
11448   if (gi->event.type == GD_EVENT_INFO_LEAVING)
11449     return;
11450
11451   /* make sure to stay inside drawing area boundaries */
11452   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
11453   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
11454
11455   if (id == GADGET_ID_DRAWING_LEVEL)
11456   {
11457     if (button_status)
11458     {
11459       int min_lx = 0, min_ly = 0;
11460       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
11461
11462       /* get positions inside level field */
11463       lx = sx + level_xpos;
11464       ly = sy + level_ypos;
11465
11466       /* make sure to stay inside level field boundaries */
11467       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
11468       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
11469
11470       /* correct drawing area positions accordingly */
11471       sx = lx - level_xpos;
11472       sy = ly - level_ypos;
11473     }
11474
11475     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
11476     {
11477       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
11478       {
11479         if (gi->event.type == GD_EVENT_PRESSED)
11480         {
11481           start_lx = lx;
11482           start_ly = ly;
11483         }
11484
11485         switch (actual_drawing_function)
11486         {
11487           case GADGET_ID_SINGLE_ITEMS:
11488             text = "Drawing single items";
11489             break;
11490           case GADGET_ID_CONNECTED_ITEMS:
11491             text = "Drawing connected items";
11492             break;
11493           case GADGET_ID_LINE:
11494             text = "Drawing line";
11495             break;
11496           case GADGET_ID_ARC:
11497             text = "Drawing arc";
11498             break;
11499           case GADGET_ID_TEXT:
11500             text = "Setting text cursor";
11501             break;
11502           case GADGET_ID_RECTANGLE:
11503             text = "Drawing rectangle";
11504             break;
11505           case GADGET_ID_FILLED_BOX:
11506             text = "Drawing filled box";
11507             break;
11508           case GADGET_ID_FLOOD_FILL:
11509             text = "Flood fill";
11510             break;
11511           case GADGET_ID_GRAB_BRUSH:
11512             text = "Grabbing brush";
11513             break;
11514           case GADGET_ID_PICK_ELEMENT:
11515             text = "Picking element";
11516             break;
11517
11518           default:
11519             text = "Drawing position";
11520             break;
11521         }
11522
11523         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
11524           sprintf(infotext, "%s: %d, %d", text, lx, ly);
11525         else
11526           sprintf(infotext, "%s: %d, %d", text,
11527                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
11528       }
11529       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
11530         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
11531       else
11532         sprintf(infotext, "Level position: %d, %d", lx, ly);
11533     }
11534
11535     /* misuse this function to draw brush cursor, if needed */
11536     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
11537     {
11538       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
11539         CopyBrushToCursor(sx, sy);
11540       else
11541         DeleteBrushFromCursor();
11542     }
11543   }
11544   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
11545   {
11546     int pos = sx * drawingarea_info[type_id].area_ysize + sy;
11547     int element = drawingarea_info[type_id].value[pos];
11548
11549     strncpy(infotext, getElementInfoText(element), max_infotext_len);
11550   }
11551   else
11552   {
11553     if (id == GADGET_ID_CUSTOM_CONTENT)
11554       sprintf(infotext, "custom element content position: %d, %d", sx, sy);
11555     else if (id == GADGET_ID_GROUP_CONTENT)
11556       sprintf(infotext, "group element position: %d", sx + 1);
11557     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
11558              id <= GADGET_ID_YAMYAM_CONTENT_7)
11559       sprintf(infotext, "content area %d position: %d, %d",
11560               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
11561     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
11562              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
11563       sprintf(infotext, "content area %d position: %d, %d",
11564               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
11565     else if (id == GADGET_ID_ANDROID_CONTENT)
11566       sprintf(infotext, "android element position: %d", sx + 1);
11567     else if (drawingarea_info[type_id].infotext != NULL)
11568       strcpy(infotext, drawingarea_info[type_id].infotext);
11569   }
11570
11571   infotext[max_infotext_len] = '\0';
11572
11573   if (strlen(infotext) > 0)
11574     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
11575 }
11576
11577 void RequestExitLevelEditor(boolean ask_if_level_has_changed,
11578                             boolean quick_quit)
11579 {
11580   if (!ask_if_level_has_changed ||
11581       !LevelChanged() ||
11582       Request("Level has changed ! Exit without saving ?",
11583               REQ_ASK | REQ_STAY_OPEN))
11584   {
11585     CloseDoor(DOOR_CLOSE_1);
11586     SetDoorState(DOOR_CLOSE_2);
11587
11588 #if 1
11589     if (quick_quit)
11590       FadeSkipNextFadeIn();
11591 #else
11592     if (quick_quit)
11593       fading = fading_none;
11594 #endif
11595
11596     game_status = GAME_MODE_MAIN;
11597 #if 1
11598     DrawAndFadeInMainMenu(REDRAW_FIELD);
11599 #else
11600     DrawMainMenu();
11601 #endif
11602   }
11603   else
11604   {
11605     CloseDoor(DOOR_CLOSE_1);
11606     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
11607   }
11608 }