src/editor.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * editor.c                                                 *
  12 ***********************************************************/
  13
  14 #include <math.h>
  15
  16 #include "libgame/libgame.h"
  17
  18 #include "editor.h"
  19 #include "screens.h"
  20 #include "tools.h"
  21 #include "files.h"
  22 #include "game.h"
  23 #include "init.h"
  24 #include "tape.h"
  25
  26
  27 #define INFOTEXT_UNKNOWN_ELEMENT        "unknown"
  28
  29
  30 /*
  31   -----------------------------------------------------------------------------
  32   screen and artwork graphic pixel position definitions
  33   -----------------------------------------------------------------------------
  34 */
  35
  36 /* positions in the level editor */
  37 #define ED_WIN_MB_LEFT_XPOS             6
  38 #define ED_WIN_MB_LEFT_YPOS             258
  39 #define ED_WIN_MB_MIDDLE_XPOS           42
  40 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  41 #define ED_WIN_MB_RIGHT_XPOS            78
  42 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  43
  44 /* values for the control window */
  45 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  46 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  47 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  48 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  49 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  50 #define ED_CTRL4_BUTTONS_GFX_XPOS       44
  51 #define ED_CTRL4_BUTTONS_GFX_YPOS       214
  52 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  53 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  54
  55 #define ED_CTRL1_BUTTON_XSIZE           22
  56 #define ED_CTRL1_BUTTON_YSIZE           22
  57 #define ED_CTRL1_BUTTONS_XPOS           6
  58 #define ED_CTRL1_BUTTONS_YPOS           6
  59 #define ED_CTRL2_BUTTON_XSIZE           30
  60 #define ED_CTRL2_BUTTON_YSIZE           20
  61 #define ED_CTRL2_BUTTONS_XPOS           5
  62 #define ED_CTRL2_BUTTONS_YPOS           99
  63 #define ED_CTRL3_BUTTON_XSIZE           22
  64 #define ED_CTRL3_BUTTON_YSIZE           22
  65 #define ED_CTRL3_BUTTONS_XPOS           6
  66 #define ED_CTRL3_BUTTONS_YPOS           6
  67 #define ED_CTRL4_BUTTON_XSIZE           22
  68 #define ED_CTRL4_BUTTON_YSIZE           22
  69 #define ED_CTRL4_BUTTONS_XPOS           6
  70 #define ED_CTRL4_BUTTONS_YPOS           6
  71
  72 #define ED_CTRL1_BUTTONS_HORIZ          4
  73 #define ED_CTRL1_BUTTONS_VERT           4
  74 #define ED_CTRL2_BUTTONS_HORIZ          3
  75 #define ED_CTRL2_BUTTONS_VERT           2
  76 #define ED_CTRL3_BUTTONS_HORIZ          3
  77 #define ED_CTRL3_BUTTONS_VERT           1
  78 #define ED_CTRL4_BUTTONS_HORIZ          2
  79 #define ED_CTRL4_BUTTONS_VERT           1
  80
  81 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  82 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  83 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  84 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  85 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  86 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  87 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS +  \
  88                                 ED_NUM_CTRL2_BUTTONS +  \
  89                                 ED_NUM_CTRL3_BUTTONS +  \
  90                                 ED_NUM_CTRL4_BUTTONS)
  91
  92 /* values for the element list */
  93 #define ED_ELEMENTLIST_XPOS             5
  94 #define ED_ELEMENTLIST_YPOS             30
  95 #define ED_ELEMENTLIST_XSIZE            20
  96 #define ED_ELEMENTLIST_YSIZE            20
  97 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
  98 #define ED_ELEMENTLIST_BUTTONS_VERT     11
  99 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
 100                                          ED_ELEMENTLIST_BUTTONS_VERT)
 101
 102 /* standard distances */
 103 #define ED_BORDER_SIZE                  3
 104 #define ED_BORDER_TEXT_XSIZE            5
 105 #define ED_BORDER_AREA_YSIZE            1
 106
 107 #define ED_GADGET_DISTANCE              2
 108 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
 109 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
 110                                          MINI_TILEX / 2)
 111
 112 /* values for the 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)  (17 * MINI_TILEY +              \
 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) (17 * MINI_TILEY +           \
 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 HandleGadgetInfoText() */
 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 button 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_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 36)
 367 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 37)
 368 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 38)
 369 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 39)
 370 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 40)
 371 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 41)
 372 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 42)
 373 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 43)
 374 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 44)
 375 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 45)
 376 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 46)
 377 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 47)
 378 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 379 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 380 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 50)
 381 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 51)
 382 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 52)
 383 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 53)
 384 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 385 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 386 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 56)
 387 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 57)
 388 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 58)
 389 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 59)
 390 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 60)
 391 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 61)
 392 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 62)
 393 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 394 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 395 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 65)
 396 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 66)
 397 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 67)
 398 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 68)
 399 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 69)
 400 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 70)
 401 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 71)
 402 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 72)
 403 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 73)
 404 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 74)
 405 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 75)
 406 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 76)
 407 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 77)
 408 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 78)
 409 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 79)
 410 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 80)
 411 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 81)
 412 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 82)
 413 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 83)
 414
 415 /* drawing area identifiers */
 416 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 84)
 417
 418 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 419 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 420 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 421 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 422 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 423 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 424 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 425 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 426 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 427 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 428 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 429 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 430 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 431 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 432 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 433 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 434 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 435 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 17)
 436 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 437 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 19)
 438 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 20)
 439 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 440 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 22)
 441 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 23)
 442 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 24)
 443 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 25)
 444 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 445
 446 /* text input identifiers */
 447 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 27)
 448
 449 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 450 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 451 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 452
 453 /* text area identifiers */
 454 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 455
 456 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 457
 458 /* selectbox identifiers */
 459 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 460
 461 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 462 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 463 #define GADGET_ID_WIND_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 2)
 464 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 3)
 465 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 4)
 466 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 5)
 467 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 6)
 468 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 7)
 469 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 8)
 470 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 9)
 471 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 10)
 472 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 11)
 473 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 12)
 474 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 13)
 475 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 14)
 476 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 15)
 477 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 16)
 478 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 17)
 479 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 18)
 480 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 19)
 481 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 20)
 482 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 21)
 483 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 22)
 484 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 23)
 485 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 24)
 486 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 25)
 487 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 26)
 488 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 27)
 489
 490 /* textbutton identifiers */
 491 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 28)
 492
 493 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 494 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 495 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 496 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 497 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 498 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 499 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 500 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 501
 502 /* graphicbutton identifiers */
 503 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 504
 505 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 506 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 507 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 508 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 509
 510 /* gadgets for scrolling of drawing area */
 511 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 512
 513 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 514 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 515 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 516 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 517 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 518 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 519
 520 /* gadgets for scrolling element list */
 521 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 522
 523 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 524 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 525 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 526
 527 /* checkbuttons/radiobuttons for level/element properties */
 528 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 529
 530 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 531 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 532 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 533 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 3)
 534 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 4)
 535 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 5)
 536 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 537 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 7)
 538 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 8)
 539 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 9)
 540 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 10)
 541 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 542 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 12)
 543 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 544 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 545 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 15)
 546 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 16)
 547 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 548 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 549 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 19)
 550 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 551 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 21)
 552 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 22)
 553 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 23)
 554 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 24)
 555 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 25)
 556 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 557 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 558 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 559 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 560 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 561 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 562 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 32)
 563 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 33)
 564 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 34)
 565 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 35)
 566 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 36)
 567 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 37)
 568 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 38)
 569 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 39)
 570
 571 /* gadgets for buttons in element list */
 572 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 40)
 573 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 574                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 575
 576 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 577
 578 /* radio button numbers */
 579 #define RADIO_NR_NONE                   0
 580 #define RADIO_NR_DRAWING_TOOLBOX        1
 581 #define RADIO_NR_RANDOM_ELEMENTS        2
 582
 583 /* values for counter gadgets */
 584 #define ED_COUNTER_ID_SELECT_LEVEL      0
 585 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 586 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 587 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 588 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 589 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 590 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 591 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 592 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 593 #define ED_COUNTER_ID_ELEMENT_VALUE3    9
 594 #define ED_COUNTER_ID_ELEMENT_VALUE4    10
 595 #define ED_COUNTER_ID_YAMYAM_CONTENT    11
 596 #define ED_COUNTER_ID_ENVELOPE_XSIZE    12
 597 #define ED_COUNTER_ID_ENVELOPE_YSIZE    13
 598 #define ED_COUNTER_ID_CUSTOM_SCORE      14
 599 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   15
 600 #define ED_COUNTER_ID_PUSH_DELAY_FIX    16
 601 #define ED_COUNTER_ID_PUSH_DELAY_RND    17
 602 #define ED_COUNTER_ID_DROP_DELAY_FIX    18
 603 #define ED_COUNTER_ID_DROP_DELAY_RND    19
 604 #define ED_COUNTER_ID_MOVE_DELAY_FIX    20
 605 #define ED_COUNTER_ID_MOVE_DELAY_RND    21
 606 #define ED_COUNTER_ID_EXPLOSION_DELAY   22
 607 #define ED_COUNTER_ID_IGNITION_DELAY    23
 608 #define ED_COUNTER_ID_GROUP_CONTENT     24
 609 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  25
 610 #define ED_COUNTER_ID_CHANGE_DELAY_RND  26
 611 #define ED_COUNTER_ID_CHANGE_CONT_RND   27
 612
 613 #define ED_NUM_COUNTERBUTTONS           28
 614
 615 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 616 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 617
 618 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 619 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 620 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 621 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 622 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 623 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 624
 625 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 626 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 627
 628 /* values for scrollbutton gadgets */
 629 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 630 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 631 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 632 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 633 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 634 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 635
 636 #define ED_NUM_SCROLLBUTTONS            6
 637
 638 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 639 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 640
 641 /* values for scrollbar gadgets */
 642 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 643 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 644 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 645
 646 #define ED_NUM_SCROLLBARS               3
 647
 648 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 649 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 650
 651 /* values for text input gadgets */
 652 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 653 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 654 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 655
 656 #define ED_NUM_TEXTINPUT                3
 657
 658 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 659 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 660
 661 /* values for text area gadgets */
 662 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 663
 664 #define ED_NUM_TEXTAREAS                        1
 665
 666 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 667 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 668
 669 /* values for selectbox gadgets */
 670 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 671 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 672 #define ED_SELECTBOX_ID_WIND_DIRECTION          2
 673 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      3
 674 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     4
 675 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 5
 676 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 6
 677 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   7
 678 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     8
 679 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   9
 680 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    10
 681 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  11
 682 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    12
 683 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    13
 684 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       14
 685 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   15
 686 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       16
 687 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    17
 688 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     18
 689 #define ED_SELECTBOX_ID_CHANGE_SIDE             19
 690 #define ED_SELECTBOX_ID_CHANGE_PLAYER           20
 691 #define ED_SELECTBOX_ID_CHANGE_PAGE             21
 692 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     22
 693 #define ED_SELECTBOX_ID_ACTION_TYPE             23
 694 #define ED_SELECTBOX_ID_ACTION_MODE             24
 695 #define ED_SELECTBOX_ID_ACTION_ARG              25
 696 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      26
 697 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       27
 698
 699 #define ED_NUM_SELECTBOX                        28
 700
 701 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 702 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_WIND_DIRECTION
 703
 704 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 705 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 706 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 707 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 708 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 709 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 710
 711 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 712 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 713
 714 /* values for textbutton gadgets */
 715 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 716 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 717 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 718 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 719 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 720 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 721 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 722 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 723
 724 #define ED_NUM_TEXTBUTTONS                      8
 725
 726 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 727 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 728
 729 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 730 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 731
 732 /* values for graphicbutton gadgets */
 733 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 734 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 735 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 736 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 737
 738 #define ED_NUM_GRAPHICBUTTONS                   4
 739
 740 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 741 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 742
 743 /* values for checkbutton gadgets */
 744 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 745 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 746 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 747 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 748 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 749 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    5
 750 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          6
 751 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      7
 752 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   8
 753 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    9
 754 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  10
 755 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    11
 756 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    12
 757 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     13
 758 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    14
 759 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   15
 760 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     16
 761 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 17
 762 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 18
 763 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 19
 764 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       20
 765 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       21
 766 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      22
 767 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       23
 768 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         24
 769 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    25
 770 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   26
 771 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  27
 772 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 28
 773 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     29
 774 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          30
 775 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  31
 776 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   32
 777 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  33
 778 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    34
 779 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  35
 780 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     36
 781 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     37
 782
 783 #define ED_NUM_CHECKBUTTONS                     38
 784
 785 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 786 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 787
 788 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 789 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 790 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 791 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 792 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 793 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 794
 795 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 796 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 797
 798 /* values for radiobutton gadgets */
 799 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 800 #define ED_RADIOBUTTON_ID_QUANTITY      1
 801
 802 #define ED_NUM_RADIOBUTTONS             2
 803
 804 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 805 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 806
 807 /* values for drawing area gadgets */
 808 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 809 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 810 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 811 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 812 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 813 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 814 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 815 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 816 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 817 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 818 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 819 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 820 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 821 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 822 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 823 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 824 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 825 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 826 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            18
 827 #define ED_DRAWING_ID_CUSTOM_CONTENT            19
 828 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         20
 829 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         21
 830 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      22
 831 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     23
 832 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     24
 833 #define ED_DRAWING_ID_GROUP_CONTENT             25
 834 #define ED_DRAWING_ID_RANDOM_BACKGROUND         26
 835
 836 #define ED_NUM_DRAWING_AREAS                    27
 837
 838
 839 /*
 840   -----------------------------------------------------------------------------
 841   some internally used definitions
 842   -----------------------------------------------------------------------------
 843 */
 844
 845 /* values for CopyLevelToUndoBuffer() */
 846 #define UNDO_IMMEDIATE                  0
 847 #define UNDO_ACCUMULATE                 1
 848
 849 /* values for scrollbars */
 850 #define ED_SCROLL_NO                    0
 851 #define ED_SCROLL_LEFT                  1
 852 #define ED_SCROLL_RIGHT                 2
 853 #define ED_SCROLL_UP                    4
 854 #define ED_SCROLL_DOWN                  8
 855
 856 /* screens in the level editor */
 857 #define ED_MODE_DRAWING                 0
 858 #define ED_MODE_INFO                    1
 859 #define ED_MODE_PROPERTIES              2
 860
 861 /* sub-screens in the element properties section */
 862 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 863 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 864 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 865 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 866 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 867
 868 /* how many steps can be cancelled */
 869 #define NUM_UNDO_STEPS                  (10 + 1)
 870
 871 /* values for elements with score for certain actions */
 872 #define MIN_SCORE                       0
 873 #define MAX_SCORE                       255
 874
 875 /* values for elements with count for collecting */
 876 #define MIN_COLLECT_COUNT               0
 877 #define MAX_COLLECT_COUNT               255
 878
 879 /* values for random placement */
 880 #define RANDOM_USE_PERCENTAGE           0
 881 #define RANDOM_USE_QUANTITY             1
 882
 883 /* maximal size of level editor drawing area */
 884 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 885 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 886
 887
 888 /*
 889   -----------------------------------------------------------------------------
 890   some internally used data structure definitions
 891   -----------------------------------------------------------------------------
 892 */
 893
 894 static struct
 895 {
 896   char shortcut;
 897   char *text;
 898 } control_info[ED_NUM_CTRL_BUTTONS] =
 899 {
 900   /* note: some additional characters are already reserved for "cheat mode"
 901      shortcuts (":XYZ" style) -- for details, see "events.c" */
 902
 903   { 's',        "draw single items"                     },
 904   { 'd',        "draw connected items"                  },
 905   { 'l',        "draw lines"                            },
 906   { 'a',        "draw arcs"                             },
 907   { 'r',        "draw outline rectangles"               },
 908   { 'R',        "draw filled rectangles"                },
 909   { '\0',       "wrap (rotate) level up"                },
 910   { 't',        "enter text elements"                   },
 911   { 'f',        "flood fill"                            },
 912   { '\0',       "wrap (rotate) level left"              },
 913   { '?',        "properties of drawing element"         },
 914   { '\0',       "wrap (rotate) level right"             },
 915   { '\0',       "random element placement"              },
 916   { 'b',        "grab brush"                            },
 917   { '\0',       "wrap (rotate) level down"              },
 918   { ',',        "pick drawing element"                  },
 919
 920   { 'U',        "undo last operation"                   },
 921   { 'I',        "level properties"                      },
 922   { 'S',        "save level"                            },
 923   { 'C',        "clear level"                           },
 924   { 'T',        "test level"                            },
 925   { 'E',        "exit level editor"                     },
 926
 927   { '\0',       "copy settings from other element"      },
 928   { '\0',       "copy settings to other element"        },
 929   { '\0',       "exchange element with other element"   },
 930
 931   { '\0',       "copy settings from this element"       },
 932   { '\0',       "paste settings to this element"        },
 933 };
 934
 935 static int random_placement_value = 10;
 936 static int random_placement_method = RANDOM_USE_QUANTITY;
 937 static int random_placement_background_element = EL_SAND;
 938 static boolean random_placement_background_restricted = FALSE;
 939 static boolean stick_element_properties_window = FALSE;
 940 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 941 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 942 static struct ElementChangeInfo custom_element_change;
 943 static struct ElementGroupInfo group_element_info;
 944 static struct ElementInfo custom_element;
 945
 946 static struct
 947 {
 948   int x, y;
 949   int min_value, max_value;
 950   int gadget_id_down, gadget_id_up;
 951   int gadget_id_text;
 952   int gadget_id_align;
 953   int *value;
 954   char *text_above, *text_left, *text_right;
 955 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 956 {
 957   /* ---------- current level number --------------------------------------- */
 958
 959   {
 960     DX + 5 - SX,                        DY + 3 - SY,
 961     1,                                  100,
 962     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 963     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 964     &level_nr,
 965     NULL,                               NULL, NULL
 966   },
 967
 968   /* ---------- level and editor settings ---------------------------------- */
 969
 970   {
 971     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 972     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 973     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 974     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 975     &level.fieldx,
 976     "playfield size:",                  NULL, "width",
 977   },
 978   {
 979     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
 980     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 981     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 982     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 983     &level.fieldy,
 984     NULL,                               " ", "height",
 985   },
 986   {
 987     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
 988     0,                                  999,
 989     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 990     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 991     &level.gems_needed,
 992     NULL, "number of gems to collect:", NULL
 993   },
 994   {
 995     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
 996     0,                                  9999,
 997     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 998     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 999     &level.time,
1000     "time or step limit to solve level:", NULL, NULL
1001   },
1002   {
1003     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
1004     0,                                  255,
1005     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1006     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1007     &level.score[SC_TIME_BONUS],
1008     "score for each 10 sec/steps left:", NULL, NULL
1009   },
1010   {
1011     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1012     1,                                  100,
1013     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1014     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1015     &random_placement_value,
1016     "random element placement:",        NULL, "in"
1017   },
1018
1019   /* ---------- element settings: configure (various elements) ------------- */
1020
1021   {
1022     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1023     MIN_SCORE,                          MAX_SCORE,
1024     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1025     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1026     NULL,                               /* will be set when used */
1027     NULL,                               NULL, NULL
1028   },
1029   {
1030     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1031     MIN_SCORE,                          MAX_SCORE,
1032     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1033     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1034     NULL,                               /* will be set when used */
1035     NULL,                               NULL, NULL
1036   },
1037   {
1038     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1039     MIN_SCORE,                          MAX_SCORE,
1040     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1041     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1042     NULL,                               /* will be set when used */
1043     NULL,                               NULL, NULL
1044   },
1045   {
1046     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1047     MIN_SCORE,                          MAX_SCORE,
1048     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1049     GADGET_ID_ELEMENT_VALUE4_TEXT,      GADGET_ID_NONE,
1050     NULL,                               /* will be set when used */
1051     NULL,                               NULL, NULL
1052   },
1053   {
1054     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1055     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1056     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1057     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1058     &level.num_yamyam_contents,
1059     NULL,                               NULL, "number of content areas"
1060   },
1061   {
1062     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1063     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1064     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1065     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1066     NULL,
1067     NULL,                               NULL, "width",
1068   },
1069   {
1070     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1071     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1072     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1073     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1074     NULL,
1075     NULL,                               " ", "height",
1076   },
1077
1078   /* ---------- element settings: configure 1 (custom elements) ------------ */
1079
1080   {
1081     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1082     MIN_SCORE,                          MAX_SCORE,
1083     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1084     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1085     &custom_element.collect_score_initial,
1086     NULL,                               "score", " "
1087   },
1088   {
1089     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1090     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1091     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1092     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1093     &custom_element.collect_count_initial,
1094     NULL,                               "count", NULL
1095   },
1096   {
1097     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1098     0,                                  255,
1099     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1100     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1101     &custom_element.push_delay_fixed,
1102     NULL,                               "push delay", NULL
1103   },
1104   {
1105     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1106     0,                                  255,
1107     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1108     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1109     &custom_element.push_delay_random,
1110     NULL,                               "+random", NULL
1111   },
1112   {
1113     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1114     0,                                  255,
1115     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1116     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1117     &custom_element.drop_delay_fixed,
1118     NULL,                               "drop delay", NULL
1119   },
1120   {
1121     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1122     0,                                  255,
1123     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1124     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1125     &custom_element.drop_delay_random,
1126     NULL,                               "+random", NULL
1127   },
1128
1129   /* ---------- element settings: configure 2 (custom elements) ------------ */
1130
1131   {
1132     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1133     0,                                  999,
1134     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1135     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1136     &custom_element.move_delay_fixed,
1137     NULL,                               "move delay", NULL
1138   },
1139   {
1140     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1141     0,                                  999,
1142     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1143     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1144     &custom_element.move_delay_random,
1145     NULL,                               "+random", NULL
1146   },
1147   {
1148     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1149     0,                                  255,
1150     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1151     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1152     &custom_element.explosion_delay,
1153     NULL,                               "explosion delay", NULL
1154   },
1155   {
1156     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1157     0,                                  255,
1158     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1159     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1160     &custom_element.ignition_delay,
1161     NULL,                               "ignition delay", "(by fire)"
1162   },
1163
1164   /* ---------- element settings: configure (group elements) --------------- */
1165
1166   {
1167     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1168     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1169     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1170     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1171     &group_element_info.num_elements,
1172     NULL,                               NULL, "number of elements in group"
1173   },
1174
1175   /* ---------- element settings: advanced (custom elements) --------------- */
1176
1177   {
1178     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1179     0,                                  999,
1180     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1181     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1182     &custom_element_change.delay_fixed,
1183     NULL,                               "delay", NULL,
1184   },
1185   {
1186     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1187     0,                                  999,
1188     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1189     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1190     &custom_element_change.delay_random,
1191     NULL,                               "+random", NULL
1192   },
1193   {
1194     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1195     0,                                  100,
1196     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1197     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1198     &custom_element_change.random_percentage,
1199     NULL,                               "use random replace:", "%"
1200   },
1201 };
1202
1203 static struct
1204 {
1205   int x, y;
1206   int gadget_id;
1207   int size;
1208   char *value;
1209   char *text_above, *infotext;
1210 } textinput_info[ED_NUM_TEXTINPUT] =
1211 {
1212   {
1213     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1214     GADGET_ID_LEVEL_NAME,
1215     MAX_LEVEL_NAME_LEN,
1216     level.name,
1217     "Title:", "Title"
1218   },
1219   {
1220     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1221     GADGET_ID_LEVEL_AUTHOR,
1222     MAX_LEVEL_AUTHOR_LEN,
1223     level.author,
1224     "Author:", "Author"
1225   },
1226   {
1227     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1228     GADGET_ID_ELEMENT_NAME,
1229     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1230     custom_element.description,
1231     NULL, "Element name"
1232   }
1233 };
1234
1235 static struct
1236 {
1237   int x, y;
1238   int gadget_id;
1239   int xsize, ysize;
1240   char *value;
1241   char *text_above, *infotext;
1242 } textarea_info[ED_NUM_TEXTAREAS] =
1243 {
1244   {
1245     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1246     GADGET_ID_ENVELOPE_INFO,
1247     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1248     NULL,
1249     "Envelope Info:", "Envelope Info"
1250   }
1251 };
1252
1253 static struct ValueTextInfo options_time_or_steps[] =
1254 {
1255   { 0,                          "seconds"                       },
1256   { 1,                          "steps"                         },
1257
1258   { -1,                         NULL                            }
1259 };
1260
1261 static struct ValueTextInfo options_game_engine_type[] =
1262 {
1263   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1264   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1265
1266   { -1,                         NULL                            }
1267 };
1268
1269 static struct ValueTextInfo options_wind_direction[] =
1270 {
1271   { MV_START_NONE,              "none"                          },
1272   { MV_START_LEFT,              "left"                          },
1273   { MV_START_RIGHT,             "right"                         },
1274   { MV_START_UP,                "up"                            },
1275   { MV_START_DOWN,              "down"                          },
1276
1277   { -1,                         NULL                            }
1278 };
1279
1280 static struct ValueTextInfo options_access_type[] =
1281 {
1282   { EP_WALKABLE,                "walkable"                      },
1283   { EP_PASSABLE,                "passable"                      },
1284
1285   { -1,                         NULL                            }
1286 };
1287
1288 static struct ValueTextInfo options_access_layer[] =
1289 {
1290   { EP_ACCESSIBLE_OVER,         "over"                          },
1291   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1292   { EP_ACCESSIBLE_UNDER,        "under"                         },
1293
1294   { -1,                         NULL                            }
1295 };
1296
1297 static struct ValueTextInfo options_access_protected[] =
1298 {
1299   { 0,                          "unprotected"                   },
1300   { 1,                          "protected"                     },
1301
1302   { -1,                         NULL                            }
1303 };
1304
1305 static struct ValueTextInfo options_access_direction[] =
1306 {
1307   { MV_NO_DIRECTION,            "no direction"                  },
1308   { MV_LEFT,                    "left"                          },
1309   { MV_RIGHT,                   "right"                         },
1310   { MV_UP,                      "up"                            },
1311   { MV_DOWN,                    "down"                          },
1312   { MV_LEFT  | MV_UP,           "left + up"                     },
1313   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1314   { MV_RIGHT | MV_UP,           "right + up"                    },
1315   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1316   { MV_HORIZONTAL,              "horizontal"                    },
1317   { MV_VERTICAL,                "vertical"                      },
1318   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1319   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1320   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1321   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1322   { MV_ALL_DIRECTIONS,          "all directions"                },
1323
1324   { -1,                         NULL                            }
1325 };
1326
1327 static struct ValueTextInfo options_walk_to_action[] =
1328 {
1329   { EP_DIGGABLE,                "diggable"                      },
1330   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1331   { EP_DROPPABLE,               "collectible & droppable"       },
1332   { EP_THROWABLE,               "collectible & throwable"       },
1333   { EP_PUSHABLE,                "pushable"                      },
1334
1335   { -1,                         NULL                            }
1336 };
1337
1338 static struct ValueTextInfo options_move_pattern[] =
1339 {
1340   { MV_LEFT,                    "left"                          },
1341   { MV_RIGHT,                   "right"                         },
1342   { MV_UP,                      "up"                            },
1343   { MV_DOWN,                    "down"                          },
1344   { MV_HORIZONTAL,              "horizontal"                    },
1345   { MV_VERTICAL,                "vertical"                      },
1346   { MV_ALL_DIRECTIONS,          "all directions"                },
1347   { MV_WIND_DIRECTION,          "wind direction"                },
1348   { MV_TOWARDS_PLAYER,          "towards player"                },
1349   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1350   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1351   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1352   { MV_TURNING_LEFT,            "turning left"                  },
1353   { MV_TURNING_RIGHT,           "turning right"                 },
1354   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1355   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1356   { MV_TURNING_RANDOM,          "turning random"                },
1357   { MV_MAZE_RUNNER,             "maze runner style"             },
1358   { MV_MAZE_HUNTER,             "maze hunter style"             },
1359   { MV_WHEN_PUSHED,             "when pushed"                   },
1360   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1361
1362   { -1,                         NULL                            }
1363 };
1364
1365 static struct ValueTextInfo options_move_direction[] =
1366 {
1367   { MV_START_AUTOMATIC,         "automatic"                     },
1368   { MV_START_LEFT,              "left"                          },
1369   { MV_START_RIGHT,             "right"                         },
1370   { MV_START_UP,                "up"                            },
1371   { MV_START_DOWN,              "down"                          },
1372   { MV_START_RANDOM,            "random"                        },
1373   { MV_START_PREVIOUS,          "previous"                      },
1374
1375   { -1,                         NULL                            }
1376 };
1377
1378 static struct ValueTextInfo options_move_stepsize[] =
1379 {
1380   { 0,                          "not moving"                    },
1381   { 1,                          "very slow"                     },
1382   { 2,                          "slow"                          },
1383   { 4,                          "normal"                        },
1384   { 8,                          "fast"                          },
1385   { 16,                         "very fast"                     },
1386   { 32,                         "even faster"                   },
1387
1388   { -1,                         NULL                            }
1389 };
1390
1391 static struct ValueTextInfo options_move_leave_type[] =
1392 {
1393   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1394   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1395
1396   { -1,                         NULL                            }
1397 };
1398
1399 static struct ValueTextInfo options_smash_targets[] =
1400 {
1401   { EP_CAN_SMASH_PLAYER,        "player"                        },
1402 #if 0
1403   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1404 #endif
1405   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1406
1407   { -1,                         NULL                            }
1408 };
1409
1410 static struct ValueTextInfo options_slippery_type[] =
1411 {
1412   { SLIPPERY_ANY_RANDOM,        "random"                        },
1413   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1414   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1415   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1416   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1417
1418   { -1,                         NULL                            }
1419 };
1420
1421 static struct ValueTextInfo options_deadliness[] =
1422 {
1423   { EP_DONT_RUN_INTO,           "running into"                  },
1424   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1425   { EP_DONT_TOUCH,              "touching"                      },
1426
1427   { -1,                         NULL                            }
1428 };
1429
1430 static struct ValueTextInfo options_explosion_type[] =
1431 {
1432   { EXPLODES_3X3,               "3x3"                           },
1433   { EXPLODES_CROSS,             "3+3"                           },
1434   { EXPLODES_1X1,               "1x1"                           },
1435
1436   { -1,                         NULL                            }
1437 };
1438
1439 static struct ValueTextInfo options_time_units[] =
1440 {
1441   { 1,                          "frames"                        },
1442   { FRAMES_PER_SECOND,          "seconds"                       },
1443
1444   { -1,                         NULL                            }
1445 };
1446
1447 static struct ValueTextInfo options_change_direct_action[] =
1448 {
1449   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1450   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1451   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1452   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1453   { CE_LEFT_BY_PLAYER,          "left by player"                },
1454   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1455   { CE_SWITCHED,                "switched"                      },
1456   { CE_HITTING_SOMETHING,       "hitting something"             },
1457   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1458 #if 0
1459   { CE_BLOCKED,                 "blocked"                       },
1460 #endif
1461   { CE_IMPACT,                  "impact (on something)"         },
1462   { CE_SMASHED,                 "smashed (from above)"          },
1463   { CE_COUNT_AT_ZERO,           "CE count at zero"              },
1464
1465   { -1,                         NULL                            }
1466 };
1467
1468 static struct ValueTextInfo options_change_other_action[] =
1469 {
1470   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1471   { CE_PLAYER_PRESSES_X,        "player presses"                },
1472   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1473   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1474   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1475   { CE_PLAYER_DIGS_X,           "player digs"                   },
1476   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1477   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1478   { CE_TOUCHING_X,              "touching"                      },
1479   { CE_HITTING_X,               "hitting"                       },
1480   { CE_HIT_BY_X,                "hit by"                        },
1481   { CE_SWITCH_OF_X,             "switch of"                     },
1482   { CE_CHANGE_OF_X,             "change by page of"             },
1483   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1484   { CE_COUNT_AT_ZERO_OF_X,      "CE count at zero of"           },
1485
1486   { -1,                         NULL                            }
1487 };
1488
1489 static struct ValueTextInfo options_change_trigger_side[] =
1490 {
1491   { CH_SIDE_LEFT,               "left"                          },
1492   { CH_SIDE_RIGHT,              "right"                         },
1493   { CH_SIDE_TOP,                "top"                           },
1494   { CH_SIDE_BOTTOM,             "bottom"                        },
1495   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1496   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1497   { CH_SIDE_ANY,                "any"                           },
1498
1499   { -1,                         NULL                            }
1500 };
1501
1502 static struct ValueTextInfo options_change_trigger_player[] =
1503 {
1504   { CH_PLAYER_1,                "1"                             },
1505   { CH_PLAYER_2,                "2"                             },
1506   { CH_PLAYER_3,                "3"                             },
1507   { CH_PLAYER_4,                "4"                             },
1508   { CH_PLAYER_ANY,              "any"                           },
1509
1510   { -1,                         NULL                            }
1511 };
1512
1513 static struct ValueTextInfo options_change_trigger_page[] =
1514 {
1515   { (1 << 0),                   "1"                             },
1516   { (1 << 1),                   "2"                             },
1517   { (1 << 2),                   "3"                             },
1518   { (1 << 3),                   "4"                             },
1519   { (1 << 4),                   "5"                             },
1520   { (1 << 5),                   "6"                             },
1521   { (1 << 6),                   "7"                             },
1522   { (1 << 7),                   "8"                             },
1523   { (1 << 8),                   "9"                             },
1524   { (1 << 9),                   "10"                            },
1525   { (1 << 10),                  "11"                            },
1526   { (1 << 11),                  "12"                            },
1527   { (1 << 12),                  "13"                            },
1528   { (1 << 13),                  "14"                            },
1529   { (1 << 14),                  "15"                            },
1530   { (1 << 15),                  "16"                            },
1531   { (1 << 16),                  "17"                            },
1532   { (1 << 17),                  "18"                            },
1533   { (1 << 18),                  "19"                            },
1534   { (1 << 19),                  "20"                            },
1535   { (1 << 20),                  "21"                            },
1536   { (1 << 21),                  "22"                            },
1537   { (1 << 22),                  "23"                            },
1538   { (1 << 23),                  "24"                            },
1539   { (1 << 24),                  "25"                            },
1540   { (1 << 25),                  "26"                            },
1541   { (1 << 26),                  "27"                            },
1542   { (1 << 27),                  "28"                            },
1543   { (1 << 28),                  "29"                            },
1544   { (1 << 29),                  "30"                            },
1545   { (1 << 30),                  "31"                            },
1546   { (1 << 31),                  "32"                            },
1547   { CH_PAGE_ANY,                "any"                           },
1548
1549   { -1,                         NULL                            }
1550 };
1551
1552 static struct ValueTextInfo options_change_replace_when[] =
1553 {
1554   { CP_WHEN_EMPTY,              "empty"                         },
1555   { CP_WHEN_WALKABLE,           "walkable"                      },
1556   { CP_WHEN_DIGGABLE,           "diggable"                      },
1557   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1558   { CP_WHEN_REMOVABLE,          "removable"                     },
1559   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1560
1561   { -1,                         NULL                            }
1562 };
1563
1564 static struct ValueTextInfo options_action_type[] =
1565 {
1566   { CA_NO_ACTION,               "no action"                     },
1567   { CA_EXIT_PLAYER,             "exit player"                   },
1568   { CA_KILL_PLAYER,             "kill player"                   },
1569   { CA_RESTART_LEVEL,           "restart level"                 },
1570   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1571   { CA_ADD_KEY,                 "add key"                       },
1572   { CA_DEL_KEY,                 "remove key"                    },
1573   { CA_SET_PLAYER_SPEED,        "set player speed"              },
1574   { CA_SET_GEMS,                "set gems"                      },
1575   { CA_SET_TIME,                "set time"                      },
1576   { CA_SET_SCORE,               "set score"                     },
1577   { CA_SET_CE_SCORE,            "set CE score"                  },
1578   { CA_SET_CE_COUNT,            "set CE count"                  },
1579 #if 0
1580   { CA_SET_DYNABOMB_NUMBER,     "set bomb number"               },
1581   { CA_SET_DYNABOMB_SIZE,       "set bomb size"                 },
1582   { CA_SET_DYNABOMB_POWER,      "set bomb power"                },
1583 #endif
1584   { CA_TOGGLE_PLAYER_GRAVITY,   "toggle gravity"                },
1585   { CA_ENABLE_PLAYER_GRAVITY,   "enable gravity"                },
1586   { CA_DISABLE_PLAYER_GRAVITY,  "disable gravity"               },
1587
1588   { -1,                         NULL                            }
1589 };
1590
1591 static struct ValueTextInfo options_action_mode[] =
1592 {
1593   { CA_MODE_UNDEFINED,          " "                             },
1594   { CA_MODE_SET,                "="                             },
1595   { CA_MODE_ADD,                "+"                             },
1596   { CA_MODE_SUBTRACT,           "-"                             },
1597   { CA_MODE_MULTIPLY,           "*"                             },
1598   { CA_MODE_DIVIDE,             "/"                             },
1599   { CA_MODE_MODULO,             "%"                             },
1600
1601   { -1,                         NULL                            }
1602 };
1603
1604 static struct ValueTextInfo options_action_arg[] =
1605 {
1606   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1607   { CA_ARG_PLAYER_1,            "1"                             },
1608   { CA_ARG_PLAYER_2,            "2"                             },
1609   { CA_ARG_PLAYER_3,            "3"                             },
1610   { CA_ARG_PLAYER_4,            "4"                             },
1611   { CA_ARG_PLAYER_ANY,          "any"                           },
1612   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1613   { CA_ARG_UNDEFINED,           " "                             },
1614   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1615   { CA_ARG_0,                   "0"                             },
1616   { CA_ARG_1,                   "1"                             },
1617   { CA_ARG_2,                   "2"                             },
1618   { CA_ARG_3,                   "3"                             },
1619   { CA_ARG_4,                   "4"                             },
1620   { CA_ARG_5,                   "5"                             },
1621   { CA_ARG_10,                  "10"                            },
1622   { CA_ARG_100,                 "100"                           },
1623   { CA_ARG_1000,                "1000"                          },
1624   { CA_ARG_UNDEFINED,           " "                             },
1625   { CA_ARG_NUMBER_MIN,          "min"                           },
1626   { CA_ARG_NUMBER_MAX,          "max"                           },
1627   { CA_ARG_NUMBER_NORMAL,       "normal"                        },
1628   { CA_ARG_NUMBER_RESET,        "reset"                         },
1629   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1630   { CA_ARG_NUMBER_CE_COUNT,     "CE count"                      },
1631   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1632   { CA_ARG_UNDEFINED,           " "                             },
1633   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1634   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1635   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1636
1637   { -1,                         NULL                            }
1638 };
1639
1640 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1641 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1642 {
1643   { -1,                         NULL                            }
1644 };
1645
1646 static struct ValueTextInfo options_group_choice_mode[] =
1647 {
1648   { ANIM_RANDOM,                "random"                        },
1649   { ANIM_LOOP,                  "loop"                          },
1650   { ANIM_LINEAR,                "linear"                        },
1651   { ANIM_PINGPONG,              "pingpong"                      },
1652   { ANIM_PINGPONG2,             "pingpong 2"                    },
1653
1654   { -1,                         NULL                            }
1655 };
1656
1657 static struct
1658 {
1659   int x, y;
1660   int gadget_id;
1661   int gadget_id_align;
1662   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1663   struct ValueTextInfo *options;
1664   int *value;
1665   char *text_left, *text_right, *infotext;
1666 } selectbox_info[ED_NUM_SELECTBOX] =
1667 {
1668   /* ---------- level and editor settings ---------------------------------- */
1669
1670   {
1671     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1672     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1673     -1,
1674     options_time_or_steps,
1675     &level.use_step_counter,
1676     NULL, "(0 => no limit)",            "time or step limit"
1677   },
1678   {
1679     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1680     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1681     -1,
1682     options_game_engine_type,
1683     &level.game_engine_type,
1684     "game engine:", NULL,               "game engine"
1685   },
1686   {
1687     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(12),
1688     GADGET_ID_WIND_DIRECTION,           GADGET_ID_NONE,
1689     -1,
1690     options_wind_direction,
1691     &level.wind_direction_initial,
1692     "initial wind direction:", NULL,    "initial wind direction"
1693   },
1694
1695   /* ---------- element settings: configure (several elements) ------------- */
1696
1697   /* ---------- element settings: configure 1 (custom elements) ------------ */
1698
1699   {
1700     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1701     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1702     -1,
1703     options_access_type,
1704     &custom_element.access_type,
1705     NULL, NULL,                         "type of access to this field"
1706   },
1707   {
1708     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1709     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1710     -1,
1711     options_access_layer,
1712     &custom_element.access_layer,
1713     NULL, NULL,                         "layer of access for this field"
1714   },
1715   {
1716     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1717     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1718     -1,
1719     options_access_protected,
1720     &custom_element.access_protected,
1721     NULL, NULL,                         "protected access for this field"
1722   },
1723   {
1724     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1725     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1726     -1,
1727     options_access_direction,
1728     &custom_element.access_direction,
1729     "from", NULL,                       "access direction for this field"
1730   },
1731   {
1732     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1733     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1734     -1,
1735     options_walk_to_action,
1736     &custom_element.walk_to_action,
1737     NULL, NULL,                         "diggable/collectible/pushable"
1738   },
1739
1740   /* ---------- element settings: configure 2 (custom elements) ------------ */
1741
1742   {
1743     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1744     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1745     -1,
1746     options_move_pattern,
1747     &custom_element.move_pattern,
1748     "can move", NULL,                   "element move pattern"
1749   },
1750   {
1751     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1752     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1753     -1,
1754     options_move_direction,
1755     &custom_element.move_direction_initial,
1756     "starts moving", NULL,              "initial element move direction"
1757   },
1758   {
1759     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1760     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1761     -1,
1762     options_move_stepsize,
1763     &custom_element.move_stepsize,
1764     "move/fall speed", NULL,            "speed of element movement"
1765   },
1766   {
1767     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1768     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1769     -1,
1770     options_move_leave_type,
1771     &custom_element.move_leave_type,
1772     "can dig:    can", ":",             "leave behind or change element"
1773   },
1774   {
1775     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1776     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1777     -1,
1778     options_smash_targets,
1779     &custom_element.smash_targets,
1780     "can smash", NULL,                  "elements that can be smashed"
1781   },
1782   {
1783     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1784     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1785     -1,
1786     options_slippery_type,
1787     &custom_element.slippery_type,
1788     "slippery", NULL,                   "where other elements fall down"
1789   },
1790   {
1791     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
1792     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1793     -1,
1794     options_deadliness,
1795     &custom_element.deadliness,
1796     "deadly when", NULL,                "deadliness of element"
1797   },
1798   {
1799     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
1800     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1801     -1,
1802     options_explosion_type,
1803     &custom_element.explosion_type,
1804     "can explode", NULL,                "explosion type"
1805   },
1806
1807   /* ---------- element settings: advanced (custom elements) --------------- */
1808
1809   {
1810     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
1811     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1812     -1,
1813     options_time_units,
1814     &custom_element_change.delay_frames,
1815     "delay time given in", NULL,        "delay time units for change"
1816   },
1817   {
1818     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
1819     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1820     -1,
1821     options_change_direct_action,
1822     &custom_element_change.direct_action,
1823     NULL, NULL,                         "type of direct action"
1824   },
1825   {
1826     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
1827     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1828     -1,
1829     options_change_other_action,
1830     &custom_element_change.other_action,
1831     NULL, "element:",                   "type of other element action"
1832   },
1833   {
1834     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
1835     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1836     -1,
1837     options_change_trigger_side,
1838     &custom_element_change.trigger_side,
1839     "at", "side",                       "element side that causes change"
1840   },
1841   {
1842     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1843     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1844     -1,
1845     options_change_trigger_player,
1846     &custom_element_change.trigger_player,
1847     "player:", " ",                     "player that causes change"
1848   },
1849   {
1850     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1851     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1852     -1,
1853     options_change_trigger_page,
1854     &custom_element_change.trigger_page,
1855     "page:", NULL,                      "change page that causes change"
1856   },
1857   {
1858     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
1859     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
1860     -1,
1861     options_change_replace_when,
1862     &custom_element_change.replace_when,
1863     "replace when", NULL,               "which elements can be replaced"
1864   },
1865   {
1866     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1867     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
1868     -1,
1869     options_action_type,
1870     &custom_element_change.action_type,
1871     NULL, NULL,                         "action on specified condition"
1872   },
1873   {
1874     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1875     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
1876     -1,
1877     options_action_mode,
1878     &custom_element_change.action_mode,
1879     NULL, NULL,                         "action operator"
1880   },
1881   {
1882     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1883     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
1884     -1,
1885     options_action_arg,
1886     &custom_element_change.action_arg,
1887     NULL, NULL,                         "action parameter"
1888   },
1889   {
1890     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
1891     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1892     3,
1893     options_change_page,
1894     &custom_element.current_change_page,
1895     NULL, NULL,                         "element change page"
1896   },
1897
1898   /* ---------- element settings: configure (group elements) --------------- */
1899
1900   {
1901     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
1902     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1903     -1,
1904     options_group_choice_mode,
1905     &group_element_info.choice_mode,
1906     "choice type:", NULL,               "type of group element choice"
1907   },
1908 };
1909
1910 static struct
1911 {
1912   int x, y;
1913   int gadget_id;
1914   int gadget_id_align;
1915   int size;
1916   char *text;
1917   char *text_left, *text_right, *infotext;
1918 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1919 {
1920   {
1921     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1922     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1923     8,                                  "Info",
1924     NULL, NULL,                         "Show information about element"
1925   },
1926   {
1927     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1928     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1929     8,                                  "Config",
1930     NULL, NULL,                         "Configure element properties"
1931   },
1932   {
1933     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1934     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1935     8,                                  "Config 1",
1936     NULL, NULL,                         "Configure custom element properties"
1937   },
1938   {
1939     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
1940     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1941     8,                                  "Config 2",
1942     NULL, NULL,                         "Configure custom element properties"
1943   },
1944   {
1945     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
1946     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1947     8,                                  "Change",
1948     NULL, NULL,                         "Custom element change configuration"
1949   },
1950   {
1951     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1952     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1953     -1,                                 "Save",
1954     " ", "As Template",                 "Save current settings as new template"
1955   },
1956   {
1957     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1958     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
1959     -1,                                 "New",
1960     NULL, NULL,                         "Add new change page"
1961   },
1962   {
1963     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1964     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1965     -1,                                 "Delete",
1966     NULL, NULL,                         "Delete current change page"
1967   },
1968 };
1969
1970 static struct
1971 {
1972   int gd_x, gd_y;
1973   int x, y;
1974   int width, height;
1975   int gadget_id;
1976   int gadget_id_align;
1977   char *text_left, *text_right, *infotext;
1978 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1979 {
1980   {
1981     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1982     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
1983     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1984     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1985     NULL, NULL,                         "select previous change page"
1986   },
1987   {
1988     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1989     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1990     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1991     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1992     NULL, "change page",                "select next change page"
1993   },
1994   {
1995     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
1996     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1997     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1998     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
1999     " ", NULL,                          "copy settings from this change page"
2000   },
2001   {
2002     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
2003     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2004     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2005     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
2006     NULL, NULL,                         "paste settings to this change page"
2007   },
2008 };
2009
2010 static struct
2011 {
2012   int gd_x, gd_y;
2013   int x, y;
2014   int gadget_id;
2015   char *infotext;
2016 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2017 {
2018   {
2019     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
2020     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
2021     GADGET_ID_SCROLL_UP,
2022     "scroll level editing area up"
2023   },
2024   {
2025     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
2026     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
2027     GADGET_ID_SCROLL_DOWN,
2028     "scroll level editing area down"
2029   },
2030   {
2031     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
2032     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
2033     GADGET_ID_SCROLL_LEFT,
2034     "scroll level editing area left"
2035   },
2036   {
2037     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
2038     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
2039     GADGET_ID_SCROLL_RIGHT,
2040     "scroll level editing area right"
2041   },
2042   {
2043     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
2044     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
2045     GADGET_ID_SCROLL_LIST_UP,
2046     "scroll element list up ('Page Up')"
2047   },
2048   {
2049     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2050     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2051     GADGET_ID_SCROLL_LIST_DOWN,
2052     "scroll element list down ('Page Down')"
2053   },
2054 };
2055
2056 static struct
2057 {
2058   int gd_x, gd_y;
2059   int x, y;
2060   int width, height;
2061   int type;
2062   int gadget_id;
2063   char *infotext;
2064 } scrollbar_info[ED_NUM_SCROLLBARS] =
2065 {
2066   {
2067     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2068     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2069     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2070     GD_TYPE_SCROLLBAR_HORIZONTAL,
2071     GADGET_ID_SCROLL_HORIZONTAL,
2072     "scroll level editing area horizontally"
2073   },
2074   {
2075     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2076     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2077     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2078     GD_TYPE_SCROLLBAR_VERTICAL,
2079     GADGET_ID_SCROLL_VERTICAL,
2080     "scroll level editing area vertically"
2081   },
2082   {
2083     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2084     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2085     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2086     GD_TYPE_SCROLLBAR_VERTICAL,
2087     GADGET_ID_SCROLL_LIST_VERTICAL,
2088     "scroll element list vertically"
2089   }
2090 };
2091
2092 static struct
2093 {
2094   int x, y;
2095   int gadget_id;
2096   int gadget_id_align;
2097   int radio_button_nr;
2098   int *value;
2099   int checked_value;
2100   char *text_left, *text_right, *infotext;
2101 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2102 {
2103   {
2104     -1,                                 ED_COUNTER2_YPOS(8),
2105     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2106     RADIO_NR_RANDOM_ELEMENTS,
2107     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2108     " ", "percentage",                  "use percentage for random elements"
2109   },
2110   {
2111     -1,                                 ED_COUNTER2_YPOS(8),
2112     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2113     RADIO_NR_RANDOM_ELEMENTS,
2114     &random_placement_method,           RANDOM_USE_QUANTITY,
2115     " ", "quantity",                    "use quantity for random elements"
2116   }
2117 };
2118
2119 static struct
2120 {
2121   int x, y;
2122   int gadget_id;
2123   int gadget_id_align;
2124   boolean *value;
2125   char *text_left, *text_right, *infotext;
2126 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2127 {
2128   /* ---------- level and editor settings ---------------------------------- */
2129
2130   {
2131     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2132     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2133     &level.initial_gravity,
2134     NULL,
2135     "initial gravity",                  "set initial level gravity"
2136   },
2137   {
2138     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2139     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2140     &random_placement_background_restricted,
2141     NULL,
2142     "restrict random placement to:",    "set random placement restriction"
2143   },
2144
2145   /* ---------- element settings: configure (various elements) ------------- */
2146
2147   {
2148     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2149     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2150     &stick_element_properties_window,
2151     NULL,
2152     "stick this screen to edit content","stick this screen to edit content"
2153   },
2154   {
2155     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2156     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2157     &level.em_slippery_gems,
2158     NULL,
2159     "slip down from certain flat walls","use EM style slipping behaviour"
2160   },
2161   {
2162     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2163     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2164     &level.use_spring_bug,
2165     NULL,
2166     "use spring pushing bug",           "use odd spring pushing behaviour"
2167   },
2168   {
2169     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2170     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2171     &level.grow_into_diggable,
2172     NULL,
2173     "can grow into anything diggable",  "grow into more than just sand"
2174   },
2175   {
2176     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2177     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2178     &level.double_speed,
2179     NULL,
2180     "double speed movement",            "set initial movement speed of player"
2181   },
2182   {
2183     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2184     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2185     &level.block_last_field,
2186     NULL,
2187     "block last field when moving",     "player blocks last field when moving"
2188   },
2189   {
2190     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2191     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2192     &level.sp_block_last_field,
2193     NULL,
2194     "block last field when moving",     "player blocks last field when moving"
2195   },
2196   {
2197     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2198     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2199     &level.instant_relocation,
2200     NULL,
2201     "no scrolling when relocating",     "player gets relocated without delay"
2202   },
2203   {
2204     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2205     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2206     &level.can_pass_to_walkable,
2207     NULL,
2208     "can pass to walkable element",     "player can pass to empty or walkable"
2209   },
2210   {
2211     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2212     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2213     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2214     NULL,
2215     "can fall into acid (with gravity)","player can fall into acid pool"
2216   },
2217   {
2218     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2219     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2220     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2221     NULL,
2222     "can move into acid",               "element can move into acid pool"
2223   },
2224   {
2225     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2226     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2227     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2228     NULL,
2229     "deadly when colliding with",       "element is deadly when hitting player"
2230   },
2231
2232   /* ---------- element settings: configure 1 (custom elements) ----------- */
2233
2234   {
2235     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2236     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2237     &custom_element.use_gfx_element,
2238
2239     /* !!! add separate "use existing element sound" !!! */
2240 #if 0
2241     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2242 #else
2243     NULL, "use graphic of element:",    "use existing element graphic"
2244 #endif
2245   },
2246   {
2247     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2248     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2249     &level.use_custom_template,
2250     NULL, "use template",               "use template for custom properties"
2251   },
2252   {
2253     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2254     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2255     &custom_element_properties[EP_ACCESSIBLE],
2256     NULL, NULL,                         "player can walk to or pass this field"
2257   },
2258   {
2259     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2260     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2261     &custom_element_properties[EP_GRAVITY_REACHABLE],
2262     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2263   },
2264   {
2265     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2266     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2267     &custom_element_properties[EP_WALK_TO_OBJECT],
2268     NULL, NULL,                         "player can dig/collect/push element"
2269   },
2270   {
2271     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2272     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2273     &custom_element_properties[EP_INDESTRUCTIBLE],
2274     NULL, "indestructible",             "element is indestructible"
2275   },
2276
2277   /* ---------- element settings: configure 2 (custom elements) ----------- */
2278
2279   {
2280     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2281     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2282     &custom_element_properties[EP_CAN_MOVE],
2283     NULL, NULL,                         "element can move with some pattern"
2284   },
2285   {
2286     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2287     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2288     &custom_element_properties[EP_CAN_FALL],
2289     NULL, "can fall",                   "element can fall down"
2290   },
2291   {
2292     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2293     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2294     &custom_element_properties[EP_CAN_SMASH],
2295     " ", NULL,                          "element can smash other elements"
2296   },
2297   {
2298     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2299     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2300     &custom_element_properties[EP_SLIPPERY],
2301     NULL, NULL,                         "other elements can fall down from it"
2302   },
2303   {
2304     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2305     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2306     &custom_element_properties[EP_DEADLY],
2307     NULL, NULL,                         "element can kill the player"
2308   },
2309   {
2310     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2311     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2312     &custom_element_properties[EP_CAN_EXPLODE],
2313     NULL, NULL,                         "element can explode"
2314   },
2315   {
2316     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2317     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2318     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2319     NULL, "by fire",                    "element can explode by fire/explosion"
2320   },
2321   {
2322     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2323     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2324     &custom_element_properties[EP_EXPLODES_SMASHED],
2325     " ", "smashed",                     "element can explode when smashed"
2326   },
2327   {
2328     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2329     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2330     &custom_element_properties[EP_EXPLODES_IMPACT],
2331     " ", "impact",                      "element can explode on impact"
2332   },
2333
2334   /* ---------- element settings: advanced (custom elements) --------------- */
2335
2336   {
2337     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2338     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2339     &custom_element_change.can_change,
2340     NULL, "element changes to:",        "change element on specified condition"
2341   },
2342   {
2343     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2344     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2345     &custom_element_change_events[CE_DELAY],
2346     NULL, NULL,                         "element changes after delay"
2347   },
2348   {
2349     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2350     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2351     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2352     NULL, NULL,                         "element changes by direct action"
2353   },
2354   {
2355     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2356     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2357     &custom_element_change_events[CE_BY_OTHER_ACTION],
2358     NULL, NULL,                         "element changes by other element"
2359   },
2360   {
2361     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2362     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2363     &custom_element_change.explode,
2364     NULL, "explode instead of change",  "element explodes instead of change"
2365   },
2366   {
2367     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2368     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2369     &custom_element_change.use_target_content,
2370     NULL, "use extended change target:","element changes to more elements"
2371   },
2372   {
2373     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2374     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2375     &custom_element_change.only_if_complete,
2376     NULL, "replace all or nothing",     "only replace when all can be changed"
2377   },
2378   {
2379     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2380     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2381     &custom_element_change.use_random_replace,
2382     NULL, NULL,                         "use percentage for random replace"
2383   },
2384   {
2385     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2386     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2387     &custom_element_change.has_action,
2388     NULL, NULL,                         "execute action on specified condition"
2389   },
2390 };
2391
2392 static struct
2393 {
2394   int x, y;
2395   int area_xsize, area_ysize;
2396   int gadget_id;
2397   int gadget_id_align;
2398   char *text_left, *text_right, *text_below;
2399 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2400 {
2401   /* ---------- level playfield content ------------------------------------ */
2402
2403   {
2404     0, 0,
2405     MAX_ED_FIELDX, MAX_ED_FIELDY,
2406     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2407     NULL, NULL,                         NULL
2408   },
2409
2410   /* ---------- yam yam content -------------------------------------------- */
2411
2412   {
2413     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2414     3, 3,
2415     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2416     NULL, NULL,                         "1"
2417   },
2418   {
2419     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2420     3, 3,
2421     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2422     NULL, NULL,                         "2"
2423   },
2424   {
2425     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2426     3, 3,
2427     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2428     NULL, NULL,                         "3"
2429   },
2430   {
2431     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2432     3, 3,
2433     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2434     NULL, NULL,                         "4"
2435   },
2436   {
2437     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2438     3, 3,
2439     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2440     NULL, NULL,                         "5"
2441   },
2442   {
2443     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2444     3, 3,
2445     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2446     NULL, NULL,                         "6"
2447   },
2448   {
2449     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2450     3, 3,
2451     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2452     NULL, NULL,                         "7"
2453   },
2454   {
2455     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2456     3, 3,
2457     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2458     NULL, NULL,                         "8"
2459   },
2460
2461   /* ---------- magic ball content ----------------------------------------- */
2462
2463   {
2464     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2465     3, 3,
2466     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2467     NULL, NULL,                         "1"
2468   },
2469   {
2470     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2471     3, 3,
2472     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2473     NULL, NULL,                         "2"
2474   },
2475   {
2476     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2477     3, 3,
2478     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2479     NULL, NULL,                         "3"
2480   },
2481   {
2482     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2483     3, 3,
2484     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2485     NULL, NULL,                         "4"
2486   },
2487   {
2488     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2489     3, 3,
2490     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2491     NULL, NULL,                         "5"
2492   },
2493   {
2494     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2495     3, 3,
2496     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2497     NULL, NULL,                         "6"
2498   },
2499   {
2500     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2501     3, 3,
2502     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2503     NULL, NULL,                         "7"
2504   },
2505   {
2506     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2507     3, 3,
2508     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2509     NULL, NULL,                         "8"
2510   },
2511
2512   /* ---------- amoeba content --------------------------------------------- */
2513
2514   {
2515     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2516     1, 1,
2517     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2518     "content:", NULL,                   NULL
2519   },
2520
2521   /* ---------- element settings: configure 1 (custom elements) ----------- */
2522
2523   /* ---------- custom graphic --------------------------------------------- */
2524
2525   {
2526     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2527     1, 1,
2528     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2529     NULL, NULL,                         NULL
2530   },
2531
2532   /* ---------- element settings: configure 2 (custom elements) ----------- */
2533
2534   /* ---------- custom content (when exploding) ---------------------------- */
2535
2536   {
2537     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2538     3, 3,
2539     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2540     "content:", NULL,                   NULL
2541   },
2542
2543   /* ---------- custom enter and leave element (when moving) --------------- */
2544
2545   {
2546     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2547     1, 1,
2548     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2549     "can dig:", " ",                    NULL
2550   },
2551   {
2552     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2553     1, 1,
2554     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2555     NULL, NULL,                         NULL
2556   },
2557
2558   /* ---------- element settings: advanced (custom elements) --------------- */
2559
2560   /* ---------- custom change target --------------------------------------- */
2561
2562   {
2563     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2564     1, 1,
2565     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2566     NULL, "after/when:",                NULL
2567   },
2568
2569   /* ---------- custom change content (extended change target) ------------- */
2570
2571   {
2572     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2573     3, 3,
2574     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2575     NULL, NULL,                         NULL
2576   },
2577
2578   /* ---------- custom change trigger (element causing change) ------------- */
2579
2580   {
2581     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2582     1, 1,
2583     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2584     NULL, NULL,                         NULL
2585   },
2586
2587   /* ---------- group element content -------------------------------------- */
2588
2589   {
2590     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2591     MAX_ELEMENTS_IN_GROUP, 1,
2592     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2593     "content:", NULL,                   NULL
2594   },
2595
2596   /* ---------- random background (for random painting) -------------------- */
2597
2598   {
2599     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2600     1, 1,
2601     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2602     NULL, NULL,                         NULL
2603   },
2604 };
2605
2606
2607 /*
2608   -----------------------------------------------------------------------------
2609   some internally used variables
2610   -----------------------------------------------------------------------------
2611 */
2612
2613 /* actual size of level editor drawing area */
2614 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2615
2616 /* actual position of level editor drawing area in level playfield */
2617 static int level_xpos = -1, level_ypos = -1;
2618
2619 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2620
2621 /* drawing elements on the three mouse buttons */
2622 static int new_element1 = EL_WALL;
2623 static int new_element2 = EL_EMPTY;
2624 static int new_element3 = EL_SAND;
2625
2626 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
2627 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2628                                 (button) == 2 ? new_element2 : \
2629                                 (button) == 3 ? new_element3 : EL_EMPTY)
2630 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2631
2632 /* forward declaration for internal use */
2633 static void ModifyEditorCounterValue(int, int);
2634 static void ModifyEditorCounterLimits(int, int, int);
2635 static void ModifyEditorSelectbox(int, int);
2636 static void ModifyEditorDrawingArea(int, int, int);
2637 static void ModifyEditorElementList();
2638 static void RedrawDrawingElements();
2639 static void DrawDrawingWindow();
2640 static void DrawLevelInfoWindow();
2641 static void DrawPropertiesWindow();
2642 static void UpdateCustomElementGraphicGadgets();
2643 static boolean checkPropertiesConfig(int);
2644 static void CopyLevelToUndoBuffer(int);
2645 static void HandleDrawingAreas(struct GadgetInfo *);
2646 static void HandleCounterButtons(struct GadgetInfo *);
2647 static void HandleTextInputGadgets(struct GadgetInfo *);
2648 static void HandleTextAreaGadgets(struct GadgetInfo *);
2649 static void HandleSelectboxGadgets(struct GadgetInfo *);
2650 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2651 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2652 static void HandleRadiobuttons(struct GadgetInfo *);
2653 static void HandleCheckbuttons(struct GadgetInfo *);
2654 static void HandleControlButtons(struct GadgetInfo *);
2655 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2656
2657 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2658 static int right_gadget_border[NUM_EDITOR_GADGETS];
2659
2660 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2661 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2662 static boolean draw_with_brush = FALSE;
2663 static int properties_element = 0;
2664
2665 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2666 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2667 static int undo_buffer_position = 0;
2668 static int undo_buffer_steps = 0;
2669
2670 static int edit_mode;
2671 static int edit_mode_properties;
2672
2673 static int element_shift = 0;
2674
2675 static int editor_hl_boulderdash[] =
2676 {
2677   EL_CHAR('B'),
2678   EL_CHAR('O'),
2679   EL_CHAR('U'),
2680   EL_CHAR('L'),
2681
2682   EL_CHAR('-'),
2683   EL_CHAR('D'),
2684   EL_CHAR('E'),
2685   EL_CHAR('R'),
2686
2687   EL_CHAR('D'),
2688   EL_CHAR('A'),
2689   EL_CHAR('S'),
2690   EL_CHAR('H'),
2691 };
2692
2693 static int editor_el_boulderdash[] =
2694 {
2695   EL_PLAYER_1,
2696   EL_EMPTY,
2697   EL_SAND,
2698   EL_STEELWALL,
2699
2700   EL_BD_WALL,
2701   EL_BD_MAGIC_WALL,
2702   EL_EXIT_CLOSED,
2703   EL_EXIT_OPEN,
2704
2705   EL_BD_DIAMOND,
2706   EL_BD_BUTTERFLY_UP,
2707   EL_BD_FIREFLY_UP,
2708   EL_BD_ROCK,
2709
2710   EL_BD_BUTTERFLY_LEFT,
2711   EL_BD_FIREFLY_LEFT,
2712   EL_BD_BUTTERFLY_RIGHT,
2713   EL_BD_FIREFLY_RIGHT,
2714
2715   EL_BD_AMOEBA,
2716   EL_BD_BUTTERFLY_DOWN,
2717   EL_BD_FIREFLY_DOWN,
2718   EL_EMPTY,
2719 };
2720 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2721 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2722 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2723 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2724
2725 static int editor_hl_emerald_mine[] =
2726 {
2727   EL_CHAR('E'),
2728   EL_CHAR('M'),
2729   EL_CHAR('E'),
2730   EL_CHAR('-'),
2731
2732   EL_CHAR('R'),
2733   EL_CHAR('A'),
2734   EL_CHAR('L'),
2735   EL_CHAR('D'),
2736
2737   EL_CHAR('M'),
2738   EL_CHAR('I'),
2739   EL_CHAR('N'),
2740   EL_CHAR('E'),
2741 };
2742
2743 static int editor_el_emerald_mine[] =
2744 {
2745   EL_PLAYER_1,
2746   EL_PLAYER_2,
2747   EL_PLAYER_3,
2748   EL_PLAYER_4,
2749
2750   EL_PLAYER_1,
2751   EL_EMPTY,
2752   EL_SAND,
2753   EL_ROCK,
2754
2755   EL_STEELWALL,
2756   EL_WALL,
2757   EL_WALL_SLIPPERY,
2758   EL_MAGIC_WALL,
2759
2760   EL_EMERALD,
2761   EL_DIAMOND,
2762   EL_NUT,
2763   EL_BOMB,
2764
2765   EL_WALL_EMERALD,
2766   EL_WALL_DIAMOND,
2767   EL_QUICKSAND_EMPTY,
2768   EL_QUICKSAND_FULL,
2769
2770   EL_DYNAMITE,
2771   EL_DYNAMITE_ACTIVE,
2772   EL_EXIT_CLOSED,
2773   EL_EXIT_OPEN,
2774
2775   EL_YAMYAM,
2776   EL_BUG_UP,
2777   EL_SPACESHIP_UP,
2778   EL_ROBOT,
2779
2780   EL_BUG_LEFT,
2781   EL_SPACESHIP_LEFT,
2782   EL_BUG_RIGHT,
2783   EL_SPACESHIP_RIGHT,
2784
2785   EL_ROBOT_WHEEL,
2786   EL_BUG_DOWN,
2787   EL_SPACESHIP_DOWN,
2788   EL_INVISIBLE_WALL,
2789
2790   EL_ACID_POOL_TOPLEFT,
2791   EL_ACID,
2792   EL_ACID_POOL_TOPRIGHT,
2793   EL_EMPTY,
2794
2795   EL_ACID_POOL_BOTTOMLEFT,
2796   EL_ACID_POOL_BOTTOM,
2797   EL_ACID_POOL_BOTTOMRIGHT,
2798   EL_EMPTY,
2799
2800   EL_AMOEBA_DROP,
2801   EL_AMOEBA_DEAD,
2802   EL_AMOEBA_WET,
2803   EL_AMOEBA_DRY,
2804
2805   EL_EM_KEY_1,
2806   EL_EM_KEY_2,
2807   EL_EM_KEY_3,
2808   EL_EM_KEY_4,
2809
2810   EL_EM_GATE_1,
2811   EL_EM_GATE_2,
2812   EL_EM_GATE_3,
2813   EL_EM_GATE_4,
2814
2815   EL_EM_GATE_1_GRAY,
2816   EL_EM_GATE_2_GRAY,
2817   EL_EM_GATE_3_GRAY,
2818   EL_EM_GATE_4_GRAY,
2819 };
2820 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2821 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2822 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2823 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2824
2825 static int editor_hl_emerald_mine_club[] =
2826 {
2827   EL_CHAR('E'),
2828   EL_CHAR('M'),
2829   EL_CHAR('E'),
2830   EL_CHAR('-'),
2831
2832   EL_CHAR('R'),
2833   EL_CHAR('A'),
2834   EL_CHAR('L'),
2835   EL_CHAR('D'),
2836
2837   EL_CHAR('M'),
2838   EL_CHAR('I'),
2839   EL_CHAR('N'),
2840   EL_CHAR('E'),
2841
2842   EL_CHAR('C'),
2843   EL_CHAR('L'),
2844   EL_CHAR('U'),
2845   EL_CHAR('B'),
2846 };
2847
2848 static int editor_el_emerald_mine_club[] =
2849 {
2850   EL_EMC_KEY_5,
2851   EL_EMC_KEY_6,
2852   EL_EMC_KEY_7,
2853   EL_EMC_KEY_8,
2854
2855   EL_EMC_GATE_5,
2856   EL_EMC_GATE_6,
2857   EL_EMC_GATE_7,
2858   EL_EMC_GATE_8,
2859
2860   EL_EMC_GATE_5_GRAY,
2861   EL_EMC_GATE_6_GRAY,
2862   EL_EMC_GATE_7_GRAY,
2863   EL_EMC_GATE_8_GRAY,
2864
2865   EL_EMC_STEELWALL_1,
2866   EL_EMC_STEELWALL_2,
2867   EL_EMC_STEELWALL_3,
2868   EL_EMC_STEELWALL_4,
2869
2870   EL_EMC_WALL_13,
2871   EL_EMC_WALL_14,
2872   EL_EMC_WALL_15,
2873   EL_EMC_WALL_16,
2874
2875   EL_EMC_WALL_SLIPPERY_1,
2876   EL_EMC_WALL_SLIPPERY_2,
2877   EL_EMC_WALL_SLIPPERY_3,
2878   EL_EMC_WALL_SLIPPERY_4,
2879
2880   EL_EMC_WALL_1,
2881   EL_EMC_WALL_2,
2882   EL_EMC_WALL_3,
2883   EL_EMC_WALL_4,
2884
2885   EL_EMC_WALL_5,
2886   EL_EMC_WALL_6,
2887   EL_EMC_WALL_7,
2888   EL_EMC_WALL_8,
2889
2890   EL_EMC_WALL_9,
2891   EL_EMC_WALL_10,
2892   EL_EMC_WALL_11,
2893   EL_EMC_WALL_12,
2894
2895 #if RELEASE_3_1_2
2896   EL_EMPTY,
2897 #else
2898   EL_EMC_ANDROID,
2899 #endif
2900   EL_BALLOON,
2901   EL_BALLOON_SWITCH_ANY,
2902 #if RELEASE_3_1_2
2903   EL_EMPTY,
2904 #else
2905   EL_BALLOON_SWITCH_NONE,
2906 #endif
2907
2908   EL_BALLOON_SWITCH_LEFT,
2909   EL_BALLOON_SWITCH_RIGHT,
2910   EL_BALLOON_SWITCH_UP,
2911   EL_BALLOON_SWITCH_DOWN,
2912
2913   EL_EMC_GRASS,
2914   EL_EMC_PLANT,
2915 #if RELEASE_3_1_2
2916   EL_EMPTY,
2917   EL_EMPTY,
2918 #else
2919   EL_EMC_LENSES,
2920   EL_EMC_MAGNIFIER,
2921 #endif
2922
2923 #if RELEASE_3_1_2
2924   EL_EMPTY,
2925   EL_EMPTY,
2926 #else
2927   EL_EMC_MAGIC_BALL,
2928   EL_EMC_MAGIC_BALL_SWITCH,
2929 #endif
2930   EL_SPRING,
2931 #if RELEASE_3_1_2
2932   EL_EMPTY,
2933 #else
2934   EL_EMC_SPRING_BUMPER,
2935 #endif
2936
2937 #if RELEASE_3_1_2
2938   EL_EMPTY,
2939 #else
2940   EL_EMC_DRIPPER,
2941 #endif
2942   EL_EMC_FAKE_GRASS,
2943   EL_EMPTY,
2944   EL_EMPTY,
2945 };
2946 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
2947 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
2948 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
2949 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
2950
2951 static int editor_hl_more[] =
2952 {
2953   EL_CHAR('M'),
2954   EL_CHAR('O'),
2955   EL_CHAR('R'),
2956   EL_CHAR('E'),
2957 };
2958
2959 static int editor_el_more[] =
2960 {
2961   EL_KEY_1,
2962   EL_KEY_2,
2963   EL_KEY_3,
2964   EL_KEY_4,
2965
2966   EL_GATE_1,
2967   EL_GATE_2,
2968   EL_GATE_3,
2969   EL_GATE_4,
2970
2971   EL_GATE_1_GRAY,
2972   EL_GATE_2_GRAY,
2973   EL_GATE_3_GRAY,
2974   EL_GATE_4_GRAY,
2975
2976   EL_ARROW_LEFT,
2977   EL_ARROW_RIGHT,
2978   EL_ARROW_UP,
2979   EL_ARROW_DOWN,
2980
2981   EL_AMOEBA_FULL,
2982   EL_EMERALD_YELLOW,
2983   EL_EMERALD_RED,
2984   EL_EMERALD_PURPLE,
2985
2986   EL_WALL_BD_DIAMOND,
2987   EL_WALL_EMERALD_YELLOW,
2988   EL_WALL_EMERALD_RED,
2989   EL_WALL_EMERALD_PURPLE,
2990
2991   EL_GAME_OF_LIFE,
2992   EL_PACMAN_UP,
2993   EL_TIME_ORB_FULL,
2994   EL_TIME_ORB_EMPTY,
2995
2996   EL_PACMAN_LEFT,
2997   EL_DARK_YAMYAM,
2998   EL_PACMAN_RIGHT,
2999   EL_EXPANDABLE_WALL,
3000
3001   EL_BIOMAZE,
3002   EL_PACMAN_DOWN,
3003   EL_LAMP,
3004   EL_LAMP_ACTIVE,
3005
3006   EL_DYNABOMB_INCREASE_NUMBER,
3007   EL_DYNABOMB_INCREASE_SIZE,
3008   EL_DYNABOMB_INCREASE_POWER,
3009   EL_STONEBLOCK,
3010
3011   EL_MOLE,
3012   EL_PENGUIN,
3013   EL_PIG,
3014   EL_DRAGON,
3015
3016   EL_BUG,
3017   EL_MOLE_UP,
3018   EL_BD_BUTTERFLY,
3019   EL_BD_FIREFLY,
3020
3021   EL_MOLE_LEFT,
3022   EL_EMPTY,
3023   EL_MOLE_RIGHT,
3024   EL_PACMAN,
3025
3026   EL_SPACESHIP,
3027   EL_MOLE_DOWN,
3028   EL_EMPTY,
3029   EL_EMPTY,
3030
3031   EL_SATELLITE,
3032   EL_EXPANDABLE_WALL_HORIZONTAL,
3033   EL_EXPANDABLE_WALL_VERTICAL,
3034   EL_EXPANDABLE_WALL_ANY,
3035
3036   EL_INVISIBLE_STEELWALL,
3037   EL_INVISIBLE_WALL,
3038   EL_SPEED_PILL,
3039   EL_BLACK_ORB,
3040 };
3041 static int *editor_hl_more_ptr = editor_hl_more;
3042 static int *editor_el_more_ptr = editor_el_more;
3043 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
3044 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
3045
3046 static int editor_hl_sokoban[] =
3047 {
3048   EL_CHAR('S'),
3049   EL_CHAR('O'),
3050   EL_CHAR('K'),
3051   EL_CHAR('O'),
3052
3053   EL_CHAR('-'),
3054   EL_CHAR('B'),
3055   EL_CHAR('A'),
3056   EL_CHAR('N'),
3057 };
3058
3059 static int editor_el_sokoban[] =
3060 {
3061   EL_SOKOBAN_OBJECT,
3062   EL_SOKOBAN_FIELD_EMPTY,
3063   EL_SOKOBAN_FIELD_FULL,
3064   EL_SOKOBAN_FIELD_PLAYER,
3065 };
3066 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3067 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3068 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3069 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3070
3071 static int editor_hl_supaplex[] =
3072 {
3073   EL_CHAR('S'),
3074   EL_CHAR('U'),
3075   EL_CHAR('P'),
3076   EL_CHAR('A'),
3077
3078   EL_CHAR('P'),
3079   EL_CHAR('L'),
3080   EL_CHAR('E'),
3081   EL_CHAR('X'),
3082 };
3083
3084 static int editor_el_supaplex[] =
3085 {
3086 #if 1
3087   EL_EMPTY,
3088 #else
3089   EL_SP_EMPTY,
3090 #endif
3091   EL_SP_ZONK,
3092   EL_SP_BASE,
3093   EL_SP_MURPHY,
3094
3095   EL_SP_INFOTRON,
3096   EL_SP_CHIP_SINGLE,
3097   EL_SP_HARDWARE_GRAY,
3098   EL_SP_EXIT_CLOSED,
3099
3100   EL_SP_DISK_ORANGE,
3101   EL_SP_PORT_RIGHT,
3102   EL_SP_PORT_DOWN,
3103   EL_SP_PORT_LEFT,
3104
3105   EL_SP_PORT_UP,
3106   EL_SP_GRAVITY_PORT_RIGHT,
3107   EL_SP_GRAVITY_PORT_DOWN,
3108   EL_SP_GRAVITY_PORT_LEFT,
3109
3110   EL_SP_GRAVITY_PORT_UP,
3111   EL_SP_SNIKSNAK,
3112   EL_SP_DISK_YELLOW,
3113   EL_SP_TERMINAL,
3114
3115   EL_SP_DISK_RED,
3116   EL_SP_PORT_VERTICAL,
3117   EL_SP_PORT_HORIZONTAL,
3118   EL_SP_PORT_ANY,
3119
3120   EL_SP_ELECTRON,
3121   EL_SP_BUGGY_BASE,
3122   EL_SP_CHIP_LEFT,
3123   EL_SP_CHIP_RIGHT,
3124
3125   EL_SP_HARDWARE_BASE_1,
3126   EL_SP_HARDWARE_GREEN,
3127   EL_SP_HARDWARE_BLUE,
3128   EL_SP_HARDWARE_RED,
3129
3130   EL_SP_HARDWARE_YELLOW,
3131   EL_SP_HARDWARE_BASE_2,
3132   EL_SP_HARDWARE_BASE_3,
3133   EL_SP_HARDWARE_BASE_4,
3134
3135   EL_SP_HARDWARE_BASE_5,
3136   EL_SP_HARDWARE_BASE_6,
3137   EL_SP_CHIP_TOP,
3138   EL_SP_CHIP_BOTTOM,
3139 };
3140 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3141 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3142 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3143 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3144
3145 static int editor_hl_diamond_caves[] =
3146 {
3147   EL_CHAR('D'),
3148   EL_CHAR('I'),
3149   EL_CHAR('A'),
3150   EL_CHAR('-'),
3151
3152   EL_CHAR('M'),
3153   EL_CHAR('O'),
3154   EL_CHAR('N'),
3155   EL_CHAR('D'),
3156
3157   EL_CHAR('C'),
3158   EL_CHAR('A'),
3159   EL_CHAR('V'),
3160   EL_CHAR('E'),
3161
3162   EL_CHAR('S'),
3163   EL_CHAR(' '),
3164   EL_CHAR('I'),
3165   EL_CHAR('I'),
3166 };
3167
3168 static int editor_el_diamond_caves[] =
3169 {
3170   EL_PEARL,
3171   EL_CRYSTAL,
3172   EL_WALL_PEARL,
3173   EL_WALL_CRYSTAL,
3174
3175   EL_CONVEYOR_BELT_1_LEFT,
3176   EL_CONVEYOR_BELT_1_MIDDLE,
3177   EL_CONVEYOR_BELT_1_RIGHT,
3178   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3179
3180   EL_CONVEYOR_BELT_2_LEFT,
3181   EL_CONVEYOR_BELT_2_MIDDLE,
3182   EL_CONVEYOR_BELT_2_RIGHT,
3183   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3184
3185   EL_CONVEYOR_BELT_3_LEFT,
3186   EL_CONVEYOR_BELT_3_MIDDLE,
3187   EL_CONVEYOR_BELT_3_RIGHT,
3188   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3189
3190   EL_CONVEYOR_BELT_4_LEFT,
3191   EL_CONVEYOR_BELT_4_MIDDLE,
3192   EL_CONVEYOR_BELT_4_RIGHT,
3193   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3194
3195   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3196   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3197   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3198   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3199
3200   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3201   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3202   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3203   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3204
3205   EL_SWITCHGATE_OPEN,
3206   EL_SWITCHGATE_CLOSED,
3207   EL_SWITCHGATE_SWITCH_UP,
3208   EL_EMPTY,
3209
3210   EL_ENVELOPE_1,
3211   EL_ENVELOPE_2,
3212   EL_ENVELOPE_3,
3213   EL_ENVELOPE_4,
3214
3215   EL_TIMEGATE_CLOSED,
3216   EL_TIMEGATE_OPEN,
3217   EL_TIMEGATE_SWITCH,
3218   EL_EMPTY,
3219
3220   EL_LANDMINE,
3221   EL_INVISIBLE_SAND,
3222   EL_STEELWALL_SLIPPERY,
3223   EL_EMPTY,
3224
3225   EL_SIGN_EXCLAMATION,
3226   EL_SIGN_STOP,
3227   EL_LIGHT_SWITCH,
3228   EL_LIGHT_SWITCH_ACTIVE,
3229
3230   EL_SHIELD_NORMAL,
3231   EL_SHIELD_DEADLY,
3232   EL_EXTRA_TIME,
3233   EL_EMPTY,
3234 };
3235 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3236 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3237 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3238 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3239
3240 static int editor_hl_dx_boulderdash[] =
3241 {
3242   EL_CHAR('D'),
3243   EL_CHAR('X'),
3244   EL_CHAR('-'),
3245   EL_CHAR(' '),
3246
3247   EL_CHAR('B'),
3248   EL_CHAR('O'),
3249   EL_CHAR('U'),
3250   EL_CHAR('L'),
3251
3252   EL_CHAR('-'),
3253   EL_CHAR('D'),
3254   EL_CHAR('E'),
3255   EL_CHAR('R'),
3256
3257   EL_CHAR('D'),
3258   EL_CHAR('A'),
3259   EL_CHAR('S'),
3260   EL_CHAR('H'),
3261 };
3262
3263 static int editor_el_dx_boulderdash[] =
3264 {
3265   EL_EMPTY,
3266   EL_TUBE_RIGHT_DOWN,
3267   EL_TUBE_HORIZONTAL_DOWN,
3268   EL_TUBE_LEFT_DOWN,
3269
3270   EL_TUBE_HORIZONTAL,
3271   EL_TUBE_VERTICAL_RIGHT,
3272   EL_TUBE_ANY,
3273   EL_TUBE_VERTICAL_LEFT,
3274
3275   EL_TUBE_VERTICAL,
3276   EL_TUBE_RIGHT_UP,
3277   EL_TUBE_HORIZONTAL_UP,
3278   EL_TUBE_LEFT_UP,
3279
3280   EL_TRAP,
3281   EL_DX_SUPABOMB,
3282   EL_EMPTY,
3283   EL_EMPTY
3284 };
3285 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3286 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3287 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3288 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3289
3290 static int editor_hl_chars[] =
3291 {
3292   EL_CHAR('T'),
3293   EL_CHAR('E'),
3294   EL_CHAR('X'),
3295   EL_CHAR('T'),
3296 };
3297
3298 static int editor_el_chars[] =
3299 {
3300   EL_CHAR(' '),
3301   EL_CHAR('!'),
3302   EL_CHAR('"'),
3303   EL_CHAR('#'),
3304
3305   EL_CHAR('$'),
3306   EL_CHAR('%'),
3307   EL_CHAR('&'),
3308   EL_CHAR('\''),
3309
3310   EL_CHAR('('),
3311   EL_CHAR(')'),
3312   EL_CHAR('*'),
3313   EL_CHAR('+'),
3314
3315   EL_CHAR(','),
3316   EL_CHAR('-'),
3317   EL_CHAR('.'),
3318   EL_CHAR('/'),
3319
3320   EL_CHAR('0'),
3321   EL_CHAR('1'),
3322   EL_CHAR('2'),
3323   EL_CHAR('3'),
3324
3325   EL_CHAR('4'),
3326   EL_CHAR('5'),
3327   EL_CHAR('6'),
3328   EL_CHAR('7'),
3329
3330   EL_CHAR('8'),
3331   EL_CHAR('9'),
3332   EL_CHAR(':'),
3333   EL_CHAR(';'),
3334
3335   EL_CHAR('<'),
3336   EL_CHAR('='),
3337   EL_CHAR('>'),
3338   EL_CHAR('?'),
3339
3340   EL_CHAR('@'),
3341   EL_CHAR('A'),
3342   EL_CHAR('B'),
3343   EL_CHAR('C'),
3344
3345   EL_CHAR('D'),
3346   EL_CHAR('E'),
3347   EL_CHAR('F'),
3348   EL_CHAR('G'),
3349
3350   EL_CHAR('H'),
3351   EL_CHAR('I'),
3352   EL_CHAR('J'),
3353   EL_CHAR('K'),
3354
3355   EL_CHAR('L'),
3356   EL_CHAR('M'),
3357   EL_CHAR('N'),
3358   EL_CHAR('O'),
3359
3360   EL_CHAR('P'),
3361   EL_CHAR('Q'),
3362   EL_CHAR('R'),
3363   EL_CHAR('S'),
3364
3365   EL_CHAR('T'),
3366   EL_CHAR('U'),
3367   EL_CHAR('V'),
3368   EL_CHAR('W'),
3369
3370   EL_CHAR('X'),
3371   EL_CHAR('Y'),
3372   EL_CHAR('Z'),
3373   EL_CHAR('['),
3374
3375   EL_CHAR('\\'),
3376   EL_CHAR(']'),
3377   EL_CHAR('^'),
3378   EL_CHAR('_'),
3379
3380   EL_CHAR('©'),
3381   EL_CHAR('Ä'),
3382   EL_CHAR('Ö'),
3383   EL_CHAR('Ü'),
3384
3385   EL_CHAR('°'),
3386   EL_CHAR('®'),
3387   EL_CHAR(FONT_ASCII_CURSOR),
3388   EL_CHAR(' ')
3389 };
3390 static int *editor_hl_chars_ptr = editor_hl_chars;
3391 static int *editor_el_chars_ptr = editor_el_chars;
3392 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3393 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3394
3395 static int editor_hl_custom[] =
3396 {
3397   EL_CHAR('C'),
3398   EL_CHAR('U'),
3399   EL_CHAR('S'),
3400   EL_CHAR('-'),
3401
3402   EL_CHAR('T'),
3403   EL_CHAR('O'),
3404   EL_CHAR('M'),
3405   EL_CHAR(' '),
3406
3407   EL_CHAR('E'),
3408   EL_CHAR('L'),
3409   EL_CHAR('E'),
3410   EL_CHAR('M'),
3411
3412   EL_CHAR('E'),
3413   EL_CHAR('N'),
3414   EL_CHAR('T'),
3415   EL_CHAR('S'),
3416 };
3417
3418 static int editor_el_custom[] =
3419 {
3420   EL_CUSTOM_START + 0,
3421   EL_CUSTOM_START + 1,
3422   EL_CUSTOM_START + 2,
3423   EL_CUSTOM_START + 3,
3424
3425   EL_CUSTOM_START + 4,
3426   EL_CUSTOM_START + 5,
3427   EL_CUSTOM_START + 6,
3428   EL_CUSTOM_START + 7,
3429
3430   EL_CUSTOM_START + 8,
3431   EL_CUSTOM_START + 9,
3432   EL_CUSTOM_START + 10,
3433   EL_CUSTOM_START + 11,
3434
3435   EL_CUSTOM_START + 12,
3436   EL_CUSTOM_START + 13,
3437   EL_CUSTOM_START + 14,
3438   EL_CUSTOM_START + 15,
3439
3440   EL_CUSTOM_START + 16,
3441   EL_CUSTOM_START + 17,
3442   EL_CUSTOM_START + 18,
3443   EL_CUSTOM_START + 19,
3444
3445   EL_CUSTOM_START + 20,
3446   EL_CUSTOM_START + 21,
3447   EL_CUSTOM_START + 22,
3448   EL_CUSTOM_START + 23,
3449
3450   EL_CUSTOM_START + 24,
3451   EL_CUSTOM_START + 25,
3452   EL_CUSTOM_START + 26,
3453   EL_CUSTOM_START + 27,
3454
3455   EL_CUSTOM_START + 28,
3456   EL_CUSTOM_START + 29,
3457   EL_CUSTOM_START + 30,
3458   EL_CUSTOM_START + 31,
3459
3460   EL_CUSTOM_START + 32,
3461   EL_CUSTOM_START + 33,
3462   EL_CUSTOM_START + 34,
3463   EL_CUSTOM_START + 35,
3464
3465   EL_CUSTOM_START + 36,
3466   EL_CUSTOM_START + 37,
3467   EL_CUSTOM_START + 38,
3468   EL_CUSTOM_START + 39,
3469
3470   EL_CUSTOM_START + 40,
3471   EL_CUSTOM_START + 41,
3472   EL_CUSTOM_START + 42,
3473   EL_CUSTOM_START + 43,
3474
3475   EL_CUSTOM_START + 44,
3476   EL_CUSTOM_START + 45,
3477   EL_CUSTOM_START + 46,
3478   EL_CUSTOM_START + 47,
3479
3480   EL_CUSTOM_START + 48,
3481   EL_CUSTOM_START + 49,
3482   EL_CUSTOM_START + 50,
3483   EL_CUSTOM_START + 51,
3484
3485   EL_CUSTOM_START + 52,
3486   EL_CUSTOM_START + 53,
3487   EL_CUSTOM_START + 54,
3488   EL_CUSTOM_START + 55,
3489
3490   EL_CUSTOM_START + 56,
3491   EL_CUSTOM_START + 57,
3492   EL_CUSTOM_START + 58,
3493   EL_CUSTOM_START + 59,
3494
3495   EL_CUSTOM_START + 60,
3496   EL_CUSTOM_START + 61,
3497   EL_CUSTOM_START + 62,
3498   EL_CUSTOM_START + 63,
3499
3500   EL_CUSTOM_START + 64,
3501   EL_CUSTOM_START + 65,
3502   EL_CUSTOM_START + 66,
3503   EL_CUSTOM_START + 67,
3504
3505   EL_CUSTOM_START + 68,
3506   EL_CUSTOM_START + 69,
3507   EL_CUSTOM_START + 70,
3508   EL_CUSTOM_START + 71,
3509
3510   EL_CUSTOM_START + 72,
3511   EL_CUSTOM_START + 73,
3512   EL_CUSTOM_START + 74,
3513   EL_CUSTOM_START + 75,
3514
3515   EL_CUSTOM_START + 76,
3516   EL_CUSTOM_START + 77,
3517   EL_CUSTOM_START + 78,
3518   EL_CUSTOM_START + 79,
3519
3520   EL_CUSTOM_START + 80,
3521   EL_CUSTOM_START + 81,
3522   EL_CUSTOM_START + 82,
3523   EL_CUSTOM_START + 83,
3524
3525   EL_CUSTOM_START + 84,
3526   EL_CUSTOM_START + 85,
3527   EL_CUSTOM_START + 86,
3528   EL_CUSTOM_START + 87,
3529
3530   EL_CUSTOM_START + 88,
3531   EL_CUSTOM_START + 89,
3532   EL_CUSTOM_START + 90,
3533   EL_CUSTOM_START + 91,
3534
3535   EL_CUSTOM_START + 92,
3536   EL_CUSTOM_START + 93,
3537   EL_CUSTOM_START + 94,
3538   EL_CUSTOM_START + 95,
3539
3540   EL_CUSTOM_START + 96,
3541   EL_CUSTOM_START + 97,
3542   EL_CUSTOM_START + 98,
3543   EL_CUSTOM_START + 99,
3544
3545   EL_CUSTOM_START + 100,
3546   EL_CUSTOM_START + 101,
3547   EL_CUSTOM_START + 102,
3548   EL_CUSTOM_START + 103,
3549
3550   EL_CUSTOM_START + 104,
3551   EL_CUSTOM_START + 105,
3552   EL_CUSTOM_START + 106,
3553   EL_CUSTOM_START + 107,
3554
3555   EL_CUSTOM_START + 108,
3556   EL_CUSTOM_START + 109,
3557   EL_CUSTOM_START + 110,
3558   EL_CUSTOM_START + 111,
3559
3560   EL_CUSTOM_START + 112,
3561   EL_CUSTOM_START + 113,
3562   EL_CUSTOM_START + 114,
3563   EL_CUSTOM_START + 115,
3564
3565   EL_CUSTOM_START + 116,
3566   EL_CUSTOM_START + 117,
3567   EL_CUSTOM_START + 118,
3568   EL_CUSTOM_START + 119,
3569
3570   EL_CUSTOM_START + 120,
3571   EL_CUSTOM_START + 121,
3572   EL_CUSTOM_START + 122,
3573   EL_CUSTOM_START + 123,
3574
3575   EL_CUSTOM_START + 124,
3576   EL_CUSTOM_START + 125,
3577   EL_CUSTOM_START + 126,
3578   EL_CUSTOM_START + 127
3579 };
3580 static int *editor_hl_custom_ptr = editor_hl_custom;
3581 static int *editor_el_custom_ptr = editor_el_custom;
3582 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3583 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3584
3585 static int editor_hl_custom_more[] =
3586 {
3587 };
3588
3589 static int editor_el_custom_more[] =
3590 {
3591   EL_CUSTOM_START + 128,
3592   EL_CUSTOM_START + 129,
3593   EL_CUSTOM_START + 130,
3594   EL_CUSTOM_START + 131,
3595
3596   EL_CUSTOM_START + 132,
3597   EL_CUSTOM_START + 133,
3598   EL_CUSTOM_START + 134,
3599   EL_CUSTOM_START + 135,
3600
3601   EL_CUSTOM_START + 136,
3602   EL_CUSTOM_START + 137,
3603   EL_CUSTOM_START + 138,
3604   EL_CUSTOM_START + 139,
3605
3606   EL_CUSTOM_START + 140,
3607   EL_CUSTOM_START + 141,
3608   EL_CUSTOM_START + 142,
3609   EL_CUSTOM_START + 143,
3610
3611   EL_CUSTOM_START + 144,
3612   EL_CUSTOM_START + 145,
3613   EL_CUSTOM_START + 146,
3614   EL_CUSTOM_START + 147,
3615
3616   EL_CUSTOM_START + 148,
3617   EL_CUSTOM_START + 149,
3618   EL_CUSTOM_START + 150,
3619   EL_CUSTOM_START + 151,
3620
3621   EL_CUSTOM_START + 152,
3622   EL_CUSTOM_START + 153,
3623   EL_CUSTOM_START + 154,
3624   EL_CUSTOM_START + 155,
3625
3626   EL_CUSTOM_START + 156,
3627   EL_CUSTOM_START + 157,
3628   EL_CUSTOM_START + 158,
3629   EL_CUSTOM_START + 159,
3630
3631   EL_CUSTOM_START + 160,
3632   EL_CUSTOM_START + 161,
3633   EL_CUSTOM_START + 162,
3634   EL_CUSTOM_START + 163,
3635
3636   EL_CUSTOM_START + 164,
3637   EL_CUSTOM_START + 165,
3638   EL_CUSTOM_START + 166,
3639   EL_CUSTOM_START + 167,
3640
3641   EL_CUSTOM_START + 168,
3642   EL_CUSTOM_START + 169,
3643   EL_CUSTOM_START + 170,
3644   EL_CUSTOM_START + 171,
3645
3646   EL_CUSTOM_START + 172,
3647   EL_CUSTOM_START + 173,
3648   EL_CUSTOM_START + 174,
3649   EL_CUSTOM_START + 175,
3650
3651   EL_CUSTOM_START + 176,
3652   EL_CUSTOM_START + 177,
3653   EL_CUSTOM_START + 178,
3654   EL_CUSTOM_START + 179,
3655
3656   EL_CUSTOM_START + 180,
3657   EL_CUSTOM_START + 181,
3658   EL_CUSTOM_START + 182,
3659   EL_CUSTOM_START + 183,
3660
3661   EL_CUSTOM_START + 184,
3662   EL_CUSTOM_START + 185,
3663   EL_CUSTOM_START + 186,
3664   EL_CUSTOM_START + 187,
3665
3666   EL_CUSTOM_START + 188,
3667   EL_CUSTOM_START + 189,
3668   EL_CUSTOM_START + 190,
3669   EL_CUSTOM_START + 191,
3670
3671   EL_CUSTOM_START + 192,
3672   EL_CUSTOM_START + 193,
3673   EL_CUSTOM_START + 194,
3674   EL_CUSTOM_START + 195,
3675
3676   EL_CUSTOM_START + 196,
3677   EL_CUSTOM_START + 197,
3678   EL_CUSTOM_START + 198,
3679   EL_CUSTOM_START + 199,
3680
3681   EL_CUSTOM_START + 200,
3682   EL_CUSTOM_START + 201,
3683   EL_CUSTOM_START + 202,
3684   EL_CUSTOM_START + 203,
3685
3686   EL_CUSTOM_START + 204,
3687   EL_CUSTOM_START + 205,
3688   EL_CUSTOM_START + 206,
3689   EL_CUSTOM_START + 207,
3690
3691   EL_CUSTOM_START + 208,
3692   EL_CUSTOM_START + 209,
3693   EL_CUSTOM_START + 210,
3694   EL_CUSTOM_START + 211,
3695
3696   EL_CUSTOM_START + 212,
3697   EL_CUSTOM_START + 213,
3698   EL_CUSTOM_START + 214,
3699   EL_CUSTOM_START + 215,
3700
3701   EL_CUSTOM_START + 216,
3702   EL_CUSTOM_START + 217,
3703   EL_CUSTOM_START + 218,
3704   EL_CUSTOM_START + 219,
3705
3706   EL_CUSTOM_START + 220,
3707   EL_CUSTOM_START + 221,
3708   EL_CUSTOM_START + 222,
3709   EL_CUSTOM_START + 223,
3710
3711   EL_CUSTOM_START + 224,
3712   EL_CUSTOM_START + 225,
3713   EL_CUSTOM_START + 226,
3714   EL_CUSTOM_START + 227,
3715
3716   EL_CUSTOM_START + 228,
3717   EL_CUSTOM_START + 229,
3718   EL_CUSTOM_START + 230,
3719   EL_CUSTOM_START + 231,
3720
3721   EL_CUSTOM_START + 232,
3722   EL_CUSTOM_START + 233,
3723   EL_CUSTOM_START + 234,
3724   EL_CUSTOM_START + 235,
3725
3726   EL_CUSTOM_START + 236,
3727   EL_CUSTOM_START + 237,
3728   EL_CUSTOM_START + 238,
3729   EL_CUSTOM_START + 239,
3730
3731   EL_CUSTOM_START + 240,
3732   EL_CUSTOM_START + 241,
3733   EL_CUSTOM_START + 242,
3734   EL_CUSTOM_START + 243,
3735
3736   EL_CUSTOM_START + 244,
3737   EL_CUSTOM_START + 245,
3738   EL_CUSTOM_START + 246,
3739   EL_CUSTOM_START + 247,
3740
3741   EL_CUSTOM_START + 248,
3742   EL_CUSTOM_START + 249,
3743   EL_CUSTOM_START + 250,
3744   EL_CUSTOM_START + 251,
3745
3746   EL_CUSTOM_START + 252,
3747   EL_CUSTOM_START + 253,
3748   EL_CUSTOM_START + 254,
3749   EL_CUSTOM_START + 255
3750 };
3751 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3752 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3753 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3754 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3755
3756 static int editor_hl_custom_special[] =
3757 {
3758 };
3759
3760 static int editor_el_custom_special[] =
3761 {
3762   EL_TRIGGER_ELEMENT,
3763   EL_TRIGGER_PLAYER,
3764   EL_EMPTY,
3765   EL_EMPTY
3766 };
3767 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3768 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3769 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3770 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3771
3772 static int editor_hl_group[] =
3773 {
3774   EL_CHAR('G'),
3775   EL_CHAR('R'),
3776   EL_CHAR('O'),
3777   EL_CHAR('U'),
3778
3779   EL_CHAR('P'),
3780   EL_CHAR(' '),
3781   EL_CHAR(' '),
3782   EL_CHAR(' '),
3783
3784   EL_CHAR('E'),
3785   EL_CHAR('L'),
3786   EL_CHAR('E'),
3787   EL_CHAR('M'),
3788
3789   EL_CHAR('E'),
3790   EL_CHAR('N'),
3791   EL_CHAR('T'),
3792   EL_CHAR('S'),
3793 };
3794
3795 static int editor_el_group[] =
3796 {
3797   EL_GROUP_START + 0,
3798   EL_GROUP_START + 1,
3799   EL_GROUP_START + 2,
3800   EL_GROUP_START + 3,
3801
3802   EL_GROUP_START + 4,
3803   EL_GROUP_START + 5,
3804   EL_GROUP_START + 6,
3805   EL_GROUP_START + 7,
3806
3807   EL_GROUP_START + 8,
3808   EL_GROUP_START + 9,
3809   EL_GROUP_START + 10,
3810   EL_GROUP_START + 11,
3811
3812   EL_GROUP_START + 12,
3813   EL_GROUP_START + 13,
3814   EL_GROUP_START + 14,
3815   EL_GROUP_START + 15
3816 };
3817 static int *editor_hl_group_ptr = editor_hl_group;
3818 static int *editor_el_group_ptr = editor_el_group;
3819 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3820 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3821
3822 static int editor_hl_group_more[] =
3823 {
3824 };
3825
3826 static int editor_el_group_more[] =
3827 {
3828   EL_GROUP_START + 16,
3829   EL_GROUP_START + 17,
3830   EL_GROUP_START + 18,
3831   EL_GROUP_START + 19,
3832
3833   EL_GROUP_START + 20,
3834   EL_GROUP_START + 21,
3835   EL_GROUP_START + 22,
3836   EL_GROUP_START + 23,
3837
3838   EL_GROUP_START + 24,
3839   EL_GROUP_START + 25,
3840   EL_GROUP_START + 26,
3841   EL_GROUP_START + 27,
3842
3843   EL_GROUP_START + 28,
3844   EL_GROUP_START + 29,
3845   EL_GROUP_START + 30,
3846   EL_GROUP_START + 31
3847 };
3848 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3849 static int *editor_el_group_more_ptr = editor_el_group_more;
3850 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3851 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3852
3853 static int editor_hl_user_defined[] =
3854 {
3855   EL_CHAR('U'),
3856   EL_CHAR('S'),
3857   EL_CHAR('E'),
3858   EL_CHAR('R'),
3859
3860   EL_CHAR('D'),
3861   EL_CHAR('E'),
3862   EL_CHAR('F'),
3863   EL_CHAR('I'),
3864
3865   EL_CHAR('-'),
3866   EL_CHAR('N'),
3867   EL_CHAR('E'),
3868   EL_CHAR('D'),
3869 };
3870
3871 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3872 static int *editor_el_user_defined_ptr = NULL;
3873 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3874 static int num_editor_el_user_defined = 0;
3875
3876 static int editor_hl_empty[] = { };
3877 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3878
3879 static int *editor_hl_empty_ptr = editor_hl_empty;
3880 static int *editor_el_empty_ptr = editor_el_empty;
3881 static int num_editor_hl_empty = 0;
3882 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3883
3884 static boolean use_el_empty = FALSE;
3885
3886 static int *editor_elements = NULL;     /* dynamically allocated */
3887 static int num_editor_elements = 0;     /* dynamically determined */
3888
3889 static struct
3890 {
3891   boolean *setup_value;
3892
3893   int **headline_list;
3894   int *headline_list_size;
3895
3896   int **element_list;
3897   int *element_list_size;
3898
3899   boolean last_setup_value;
3900 }
3901 editor_elements_info[] =
3902 {
3903   {
3904     &setup.editor.el_boulderdash,
3905     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3906     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3907   },
3908   {
3909     &setup.editor.el_emerald_mine,
3910     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3911     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3912   },
3913   {
3914     &setup.editor.el_emerald_mine_club,
3915     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
3916     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
3917   },
3918   {
3919     &setup.editor.el_more,
3920     &editor_hl_more_ptr,                &num_editor_hl_more,
3921     &editor_el_more_ptr,                &num_editor_el_more
3922   },
3923   {
3924     &setup.editor.el_sokoban,
3925     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3926     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3927   },
3928   {
3929     &setup.editor.el_supaplex,
3930     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3931     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3932   },
3933   {
3934     &setup.editor.el_diamond_caves,
3935     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3936     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3937   },
3938   {
3939     &setup.editor.el_dx_boulderdash,
3940     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3941     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3942   },
3943   {
3944     &setup.editor.el_chars,
3945     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3946     &editor_el_chars_ptr,               &num_editor_el_chars
3947   },
3948   {
3949     &setup.editor.el_custom,
3950     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3951     &editor_el_custom_ptr,              &num_editor_el_custom
3952   },
3953   {
3954     &setup.editor.el_custom_more,
3955     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3956     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3957   },
3958   {
3959     &setup.editor.el_custom,
3960     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
3961     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
3962   },
3963   {
3964     &setup.editor.el_custom,
3965     &editor_hl_group_ptr,               &num_editor_hl_group,
3966     &editor_el_group_ptr,               &num_editor_el_group
3967   },
3968   {
3969     &setup.editor.el_custom_more,
3970     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3971     &editor_el_group_more_ptr,          &num_editor_el_group_more
3972   },
3973   {
3974     &setup.editor.el_user_defined,
3975     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3976     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3977   },
3978   {
3979     &use_el_empty,
3980     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3981     &editor_el_empty_ptr,               &num_editor_el_empty,
3982   },
3983   {
3984     NULL,
3985     NULL,                               NULL,
3986     NULL,                               NULL
3987   }
3988 };
3989
3990
3991 /*
3992   -----------------------------------------------------------------------------
3993   functions
3994   -----------------------------------------------------------------------------
3995 */
3996
3997 static int getMaxInfoTextLength()
3998 {
3999   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4000 }
4001
4002 static int getTextWidthForGadget(char *text)
4003 {
4004   if (text == NULL)
4005     return 0;
4006
4007   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4008 }
4009
4010 static int getTextWidthForDrawingArea(char *text)
4011 {
4012   if (text == NULL)
4013     return 0;
4014
4015   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4016 }
4017
4018 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4019 {
4020   return (gi->x + gi->width + getTextWidthForGadget(text));
4021 }
4022
4023 static char *getElementInfoText(int element)
4024 {
4025   char *info_text = NULL;
4026
4027   if (element < NUM_FILE_ELEMENTS)
4028   {
4029     if (strlen(element_info[element].description) > 0)
4030       info_text = element_info[element].description;
4031     else if (element_info[element].custom_description != NULL)
4032       info_text = element_info[element].custom_description;
4033     else if (element_info[element].editor_description != NULL)
4034       info_text = element_info[element].editor_description;
4035   }
4036
4037   if (info_text == NULL)
4038     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4039
4040   return info_text;
4041 }
4042
4043 static void ReinitializeElementList()
4044 {
4045   int pos = 0;
4046   int i, j;
4047
4048   checked_free(editor_elements);
4049
4050   /* reload optional user defined element list for each invocation of editor */
4051   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4052                                    &num_editor_el_user_defined);
4053
4054   /* initialize list of empty elements (used for padding, if needed) */
4055   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4056     editor_el_empty[i] = EL_EMPTY;
4057
4058   /* do some sanity checks for each element from element list */
4059   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4060   {
4061     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4062     {
4063       int element = (*editor_elements_info[i].element_list)[j];
4064
4065       if (element >= NUM_FILE_ELEMENTS)
4066         Error(ERR_WARN, "editor element %d is runtime element", element);
4067
4068       if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4069         Error(ERR_WARN, "no element description for element %d", element);
4070     }
4071   }
4072
4073   num_editor_elements = 0;
4074   use_el_empty = FALSE;
4075
4076   /* determine size of element list */
4077   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4078   {
4079     if (*editor_elements_info[i].setup_value)
4080     {
4081       if (setup.editor.el_headlines)
4082         num_editor_elements += *editor_elements_info[i].headline_list_size;
4083
4084       num_editor_elements += *editor_elements_info[i].element_list_size;
4085     }
4086   }
4087
4088   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4089   {
4090     /* offer at least as many elements as element buttons exist */
4091     use_el_empty = TRUE;
4092     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4093
4094     num_editor_elements += num_editor_el_empty;
4095   }
4096
4097   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4098
4099   /* fill element list */
4100   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4101   {
4102     if (*editor_elements_info[i].setup_value)
4103     {
4104       if (setup.editor.el_headlines)
4105         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4106           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4107
4108       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4109         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4110     }
4111   }
4112
4113   /* correct position of element list scrollbar */
4114   if (element_shift < 0)
4115     element_shift = 0;
4116   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4117     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4118 }
4119
4120 void PrintEditorElementList()
4121 {
4122   boolean *stop = &setup.editor.el_user_defined;
4123   int i, j;
4124
4125   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4126   {
4127     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4128     {
4129       int element = (*editor_elements_info[i].headline_list)[j];
4130
4131       printf("# %s\n", element_info[element].token_name);
4132     }
4133
4134     if (j > 0)
4135       printf("#\n");
4136
4137     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4138     {
4139       int element = (*editor_elements_info[i].element_list)[j];
4140
4141       printf("# %s\n", element_info[element].token_name);
4142     }
4143
4144     if (j > 0)
4145       printf("#\n");
4146   }
4147 }
4148
4149 static void ReinitializeElementListButtons()
4150 {
4151   static boolean last_setup_value_headlines = FALSE;
4152   static boolean initialization_needed = TRUE;
4153   int i;
4154
4155   if (!initialization_needed)   /* check if editor element setup has changed */
4156   {
4157     if (last_setup_value_headlines != setup.editor.el_headlines)
4158       initialization_needed = TRUE;
4159
4160     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4161       if (editor_elements_info[i].last_setup_value !=
4162           *editor_elements_info[i].setup_value)
4163         initialization_needed = TRUE;
4164   }
4165
4166   if (!initialization_needed)
4167     return;
4168
4169   FreeLevelEditorGadgets();
4170   CreateLevelEditorGadgets();
4171
4172   /* store current setup values for next invocation of this function */
4173   last_setup_value_headlines = setup.editor.el_headlines;
4174   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4175     editor_elements_info[i].last_setup_value =
4176       *editor_elements_info[i].setup_value;
4177
4178   initialization_needed = FALSE;
4179 }
4180
4181 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4182                               boolean input)
4183 {
4184   int border_graphic =
4185     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4186   Bitmap *src_bitmap;
4187   int src_x, src_y;
4188   int num_mini_tilex = width  / MINI_TILEX + 1;
4189   int num_mini_tiley = height / MINI_TILEY + 1;
4190   int x, y;
4191
4192   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4193
4194   for (y = 0; y < num_mini_tiley; y++)
4195     for (x = 0; x < num_mini_tilex; x++)
4196       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4197                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4198                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4199
4200   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4201 }
4202
4203 static void DrawDrawingArea(int id)
4204 {
4205   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4206   int x, y;
4207
4208   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4209     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4210                        el2edimg(random_placement_background_element));
4211   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4212     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4213   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4214     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4215                        el2edimg(custom_element.gfx_element));
4216   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4217     for (y = 0; y < 3; y++)
4218       for (x = 0; x < 3; x++)
4219         DrawMiniGraphicExt(drawto,
4220                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4221                            el2edimg(custom_element.content.e[x][y]));
4222   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4223     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4224                        el2edimg(custom_element.move_enter_element));
4225   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4226     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4227                        el2edimg(custom_element.move_leave_element));
4228   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4229     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4230                        el2edimg(custom_element_change.target_element));
4231   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4232     for (y = 0; y < 3; y++)
4233       for (x = 0; x < 3; x++)
4234         DrawMiniGraphicExt(drawto,
4235                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4236                            el2edimg(custom_element_change.target_content.e[x][y]));
4237   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4238     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4239                        el2edimg(custom_element_change.trigger_element));
4240   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4241     for (x = 0; x < group_element_info.num_elements; x++)
4242       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4243                          el2edimg(group_element_info.element[x]));
4244   else if (id >= ED_DRAWING_ID_YAMYAM_CONTENT_0 &&
4245            id <= ED_DRAWING_ID_YAMYAM_CONTENT_7)
4246   {
4247     int nr = id - ED_DRAWING_ID_YAMYAM_CONTENT_0;
4248
4249     for (y = 0; y < 3; y++)
4250       for (x = 0; x < 3; x++)
4251         DrawMiniGraphicExt(drawto,
4252                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4253                            el2edimg(level.yamyam_content[nr].e[x][y]));
4254   }
4255   else if (id >= ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 &&
4256            id <= ED_DRAWING_ID_MAGIC_BALL_CONTENT_7)
4257   {
4258     int nr = id - ED_DRAWING_ID_MAGIC_BALL_CONTENT_0;
4259
4260     for (y = 0; y < 3; y++)
4261       for (x = 0; x < 3; x++)
4262         DrawMiniGraphicExt(drawto,
4263                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4264                            el2edimg(level.ball_content[nr].e[x][y]));
4265   }
4266 }
4267
4268 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4269 {
4270   int x,y;
4271   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4272   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4273
4274   BlitBitmap(drawto, drawto,
4275              SX + (dx == -1 ? MINI_TILEX : 0),
4276              SY + (dy == -1 ? MINI_TILEY : 0),
4277              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4278              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4279              SX + (dx == +1 ? MINI_TILEX : 0),
4280              SY + (dy == +1 ? MINI_TILEY : 0));
4281   if (dx)
4282   {
4283     x = (dx == 1 ? 0 : ed_fieldx - 1);
4284     for (y = 0; y < ed_fieldy; y++)
4285       DrawMiniElementOrWall(x, y, from_x, from_y);
4286   }
4287   else if (dy)
4288   {
4289     y = (dy == 1 ? 0 : ed_fieldy - 1);
4290     for (x = 0; x < ed_fieldx; x++)
4291       DrawMiniElementOrWall(x, y, from_x, from_y);
4292   }
4293
4294   redraw_mask |= REDRAW_FIELD;
4295   BackToFront();
4296 }
4297
4298 static void CreateControlButtons()
4299 {
4300   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4301   struct GadgetInfo *gi;
4302   unsigned long event_mask;
4303   int i;
4304
4305   /* create toolbox buttons */
4306   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4307   {
4308     int id = i;
4309     int width, height;
4310     int gd_xoffset, gd_yoffset;
4311     int gd_x1, gd_x2, gd_y1, gd_y2;
4312     int button_type;
4313     int radio_button_nr;
4314     boolean checked;
4315
4316     if (id == GADGET_ID_SINGLE_ITEMS ||
4317         id == GADGET_ID_CONNECTED_ITEMS ||
4318         id == GADGET_ID_LINE ||
4319         id == GADGET_ID_ARC ||
4320         id == GADGET_ID_TEXT ||
4321         id == GADGET_ID_RECTANGLE ||
4322         id == GADGET_ID_FILLED_BOX ||
4323         id == GADGET_ID_FLOOD_FILL ||
4324         id == GADGET_ID_GRAB_BRUSH ||
4325         id == GADGET_ID_PICK_ELEMENT ||
4326         id == GADGET_ID_CUSTOM_COPY_FROM ||
4327         id == GADGET_ID_CUSTOM_COPY_TO ||
4328         id == GADGET_ID_CUSTOM_EXCHANGE)
4329     {
4330       button_type = GD_TYPE_RADIO_BUTTON;
4331       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4332       checked = (id == drawing_function ? TRUE : FALSE);
4333       event_mask = GD_EVENT_PRESSED;
4334     }
4335     else
4336     {
4337       button_type = GD_TYPE_NORMAL_BUTTON;
4338       radio_button_nr = RADIO_NR_NONE;
4339       checked = FALSE;
4340
4341       if (id == GADGET_ID_WRAP_LEFT ||
4342           id == GADGET_ID_WRAP_RIGHT ||
4343           id == GADGET_ID_WRAP_UP ||
4344           id == GADGET_ID_WRAP_DOWN)
4345         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4346       else
4347         event_mask = GD_EVENT_RELEASED;
4348     }
4349
4350     if (id < ED_NUM_CTRL1_BUTTONS)
4351     {
4352       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4353       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4354
4355       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4356       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4357       width  = ED_CTRL1_BUTTON_XSIZE;
4358       height = ED_CTRL1_BUTTON_YSIZE;
4359
4360       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4361       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4362       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4363       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4364     }
4365     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4366     {
4367       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4368       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4369
4370       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4371       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4372       width  = ED_CTRL2_BUTTON_XSIZE;
4373       height = ED_CTRL2_BUTTON_YSIZE;
4374
4375       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4376       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4377       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4378       gd_y2 = 0;        /* no alternative graphic for these buttons */
4379     }
4380     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4381     {
4382       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4383       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4384
4385       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4386       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4387       width  = ED_CTRL3_BUTTON_XSIZE;
4388       height = ED_CTRL3_BUTTON_YSIZE;
4389
4390       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4391       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4392       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4393       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4394     }
4395     else
4396     {
4397       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4398       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4399
4400       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4401       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4402       width  = ED_CTRL4_BUTTON_XSIZE;
4403       height = ED_CTRL4_BUTTON_YSIZE;
4404
4405       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4406       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4407       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4408       gd_y2 = 0;        /* no alternative graphic for these buttons */
4409     }
4410
4411     gi = CreateGadget(GDI_CUSTOM_ID, id,
4412                       GDI_CUSTOM_TYPE_ID, i,
4413                       GDI_INFO_TEXT, control_info[i].text,
4414                       GDI_X, EX + gd_xoffset,
4415                       GDI_Y, EY + gd_yoffset,
4416                       GDI_WIDTH, width,
4417                       GDI_HEIGHT, height,
4418                       GDI_TYPE, button_type,
4419                       GDI_STATE, GD_BUTTON_UNPRESSED,
4420                       GDI_RADIO_NR, radio_button_nr,
4421                       GDI_CHECKED, checked,
4422                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4423                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4424                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4425                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4426                       GDI_EVENT_MASK, event_mask,
4427                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4428                       GDI_CALLBACK_ACTION, HandleControlButtons,
4429                       GDI_END);
4430
4431     if (gi == NULL)
4432       Error(ERR_EXIT, "cannot create gadget");
4433
4434     level_editor_gadget[id] = gi;
4435   }
4436
4437   /* create buttons for scrolling of drawing area and element list */
4438   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4439   {
4440     int id = scrollbutton_info[i].gadget_id;
4441     int x, y, width, height;
4442     int gd_x1, gd_x2, gd_y1, gd_y2;
4443
4444     x = scrollbutton_info[i].x;
4445     y = scrollbutton_info[i].y;
4446
4447     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4448
4449     if (id == GADGET_ID_SCROLL_LIST_UP ||
4450         id == GADGET_ID_SCROLL_LIST_DOWN)
4451     {
4452       x += DX;
4453       y += DY;
4454       width = ED_SCROLLBUTTON2_XSIZE;
4455       height = ED_SCROLLBUTTON2_YSIZE;
4456       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4457       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4458       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4459       gd_y2 = gd_y1;
4460     }
4461     else
4462     {
4463       x += SX;
4464       y += SY;
4465       width = ED_SCROLLBUTTON_XSIZE;
4466       height = ED_SCROLLBUTTON_YSIZE;
4467       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4468       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4469       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4470       gd_y2 = gd_y1;
4471     }
4472
4473     gi = CreateGadget(GDI_CUSTOM_ID, id,
4474                       GDI_CUSTOM_TYPE_ID, i,
4475                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4476                       GDI_X, x,
4477                       GDI_Y, y,
4478                       GDI_WIDTH, width,
4479                       GDI_HEIGHT, height,
4480                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4481                       GDI_STATE, GD_BUTTON_UNPRESSED,
4482                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4483                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4484                       GDI_EVENT_MASK, event_mask,
4485                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4486                       GDI_CALLBACK_ACTION, HandleControlButtons,
4487                       GDI_END);
4488
4489     if (gi == NULL)
4490       Error(ERR_EXIT, "cannot create gadget");
4491
4492     level_editor_gadget[id] = gi;
4493   }
4494
4495   /* create buttons for element list */
4496   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4497   {
4498     Bitmap *deco_bitmap;
4499     int deco_x, deco_y, deco_xpos, deco_ypos;
4500     int gd_xoffset, gd_yoffset;
4501     int gd_x1, gd_x2, gd_y;
4502     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4503     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4504     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4505     int element = editor_elements[i];
4506
4507     event_mask = GD_EVENT_RELEASED;
4508
4509     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4510     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4511
4512     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4513     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4514     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4515
4516     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4517     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4518     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4519
4520     gi = CreateGadget(GDI_CUSTOM_ID, id,
4521                       GDI_CUSTOM_TYPE_ID, i,
4522                       GDI_INFO_TEXT, getElementInfoText(element),
4523                       GDI_X, DX + gd_xoffset,
4524                       GDI_Y, DY + gd_yoffset,
4525                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4526                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4527                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4528                       GDI_STATE, GD_BUTTON_UNPRESSED,
4529                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4530                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4531                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4532                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4533                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4534                       GDI_DECORATION_SHIFTING, 1, 1,
4535                       GDI_EVENT_MASK, event_mask,
4536                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4537                       GDI_CALLBACK_ACTION, HandleControlButtons,
4538                       GDI_END);
4539
4540     if (gi == NULL)
4541       Error(ERR_EXIT, "cannot create gadget");
4542
4543     level_editor_gadget[id] = gi;
4544   }
4545 }
4546
4547 static void CreateCounterButtons()
4548 {
4549   int max_infotext_len = getMaxInfoTextLength();
4550   int i;
4551
4552   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4553   {
4554     int j;
4555     int x = SX + counterbutton_info[i].x;       /* down count button */
4556     int y = SY + counterbutton_info[i].y;
4557
4558     /* determine horizontal position to the right of specified gadget */
4559     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4560       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4561            ED_GADGET_TEXT_DISTANCE);
4562
4563     /* determine horizontal offset for leading text */
4564     if (counterbutton_info[i].text_left != NULL)
4565       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4566
4567     for (j = 0; j < 2; j++)
4568     {
4569       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4570       struct GadgetInfo *gi;
4571       int id = (j == 0 ?
4572                 counterbutton_info[i].gadget_id_down :
4573                 counterbutton_info[i].gadget_id_up);
4574       int gd_xoffset;
4575       int gd_x, gd_x1, gd_x2, gd_y;
4576       int x_size, y_size;
4577       unsigned long event_mask;
4578       char infotext[max_infotext_len + 1];
4579
4580       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4581
4582       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4583       {
4584         int sid = (j == 0 ?
4585                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4586                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4587
4588         event_mask |= GD_EVENT_RELEASED;
4589
4590         if (j == 1)
4591           x += 2 * ED_GADGET_DISTANCE;
4592         y += ED_GADGET_DISTANCE;
4593
4594         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4595         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4596         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4597         x_size = ED_SCROLLBUTTON_XSIZE;
4598         y_size = ED_SCROLLBUTTON_YSIZE;
4599       }
4600       else
4601       {
4602         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4603         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4604         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4605         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4606         x_size = ED_BUTTON_COUNT_XSIZE;
4607         y_size = ED_BUTTON_COUNT_YSIZE;
4608       }
4609
4610       sprintf(infotext, "%s counter value by 1, 5 or 10",
4611               (j == 0 ? "decrease" : "increase"));
4612
4613       gi = CreateGadget(GDI_CUSTOM_ID, id,
4614                         GDI_CUSTOM_TYPE_ID, i,
4615                         GDI_INFO_TEXT, infotext,
4616                         GDI_X, x,
4617                         GDI_Y, y,
4618                         GDI_WIDTH, x_size,
4619                         GDI_HEIGHT, y_size,
4620                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4621                         GDI_STATE, GD_BUTTON_UNPRESSED,
4622                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4623                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4624                         GDI_EVENT_MASK, event_mask,
4625                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4626                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4627                         GDI_END);
4628
4629       if (gi == NULL)
4630         Error(ERR_EXIT, "cannot create gadget");
4631
4632       level_editor_gadget[id] = gi;
4633       right_gadget_border[id] =
4634         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4635
4636       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4637
4638       if (j == 0)
4639       {
4640         int font_type = FONT_INPUT_1;
4641         int font_type_active = FONT_INPUT_1_ACTIVE;
4642         int gd_width = ED_WIN_COUNT_XSIZE;
4643
4644         id = counterbutton_info[i].gadget_id_text;
4645         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4646
4647         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4648         {
4649           font_type = FONT_LEVEL_NUMBER;
4650           font_type_active = FONT_LEVEL_NUMBER;
4651
4652           x += 2 * ED_GADGET_DISTANCE;
4653           y -= ED_GADGET_DISTANCE;
4654
4655           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4656           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4657           gd_width = ED_WIN_COUNT2_XSIZE;
4658         }
4659         else
4660         {
4661           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4662           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4663         }
4664
4665         gi = CreateGadget(GDI_CUSTOM_ID, id,
4666                           GDI_CUSTOM_TYPE_ID, i,
4667                           GDI_INFO_TEXT, "enter counter value",
4668                           GDI_X, x,
4669                           GDI_Y, y,
4670                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4671                           GDI_NUMBER_VALUE, 0,
4672                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4673                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4674                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4675                           GDI_TEXT_FONT, font_type,
4676                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4677                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4678                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4679                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4680                           GDI_DESIGN_WIDTH, gd_width,
4681                           GDI_EVENT_MASK, event_mask,
4682                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4683                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4684                           GDI_END);
4685
4686         if (gi == NULL)
4687           Error(ERR_EXIT, "cannot create gadget");
4688
4689         level_editor_gadget[id] = gi;
4690         right_gadget_border[id] =
4691           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4692
4693         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4694       }
4695     }
4696   }
4697 }
4698
4699 static void CreateDrawingAreas()
4700 {
4701   int i;
4702
4703   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4704   {
4705     struct GadgetInfo *gi;
4706     unsigned long event_mask;
4707     int id = drawingarea_info[i].gadget_id;
4708     int x = SX + drawingarea_info[i].x;
4709     int y = SY + drawingarea_info[i].y;
4710     int area_xsize = drawingarea_info[i].area_xsize;
4711     int area_ysize = drawingarea_info[i].area_ysize;
4712
4713     event_mask =
4714       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4715       GD_EVENT_OFF_BORDERS;
4716
4717     /* determine horizontal position to the right of specified gadget */
4718     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4719       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4720            ED_DRAWINGAREA_TEXT_DISTANCE);
4721
4722     /* determine horizontal offset for leading text */
4723     if (drawingarea_info[i].text_left != NULL)
4724       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4725
4726     gi = CreateGadget(GDI_CUSTOM_ID, id,
4727                       GDI_CUSTOM_TYPE_ID, i,
4728                       GDI_X, x,
4729                       GDI_Y, y,
4730                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4731                       GDI_AREA_SIZE, area_xsize, area_ysize,
4732                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4733                       GDI_EVENT_MASK, event_mask,
4734                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4735                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4736                       GDI_END);
4737
4738     if (gi == NULL)
4739       Error(ERR_EXIT, "cannot create gadget");
4740
4741     level_editor_gadget[id] = gi;
4742     right_gadget_border[id] =
4743       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4744   }
4745 }
4746
4747 static void CreateTextInputGadgets()
4748 {
4749   int max_infotext_len = getMaxInfoTextLength();
4750   int i;
4751
4752   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4753   {
4754     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4755     int gd_x, gd_y;
4756     struct GadgetInfo *gi;
4757     unsigned long event_mask;
4758     char infotext[MAX_OUTPUT_LINESIZE + 1];
4759     int id = textinput_info[i].gadget_id;
4760
4761     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4762
4763     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4764     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4765
4766     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4767     infotext[max_infotext_len] = '\0';
4768
4769     gi = CreateGadget(GDI_CUSTOM_ID, id,
4770                       GDI_CUSTOM_TYPE_ID, i,
4771                       GDI_INFO_TEXT, infotext,
4772                       GDI_X, SX + textinput_info[i].x,
4773                       GDI_Y, SY + textinput_info[i].y,
4774                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4775                       GDI_TEXT_VALUE, textinput_info[i].value,
4776                       GDI_TEXT_SIZE, textinput_info[i].size,
4777                       GDI_TEXT_FONT, FONT_INPUT_1,
4778                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4779                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4780                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4781                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4782                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4783                       GDI_EVENT_MASK, event_mask,
4784                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4785                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4786                       GDI_END);
4787
4788     if (gi == NULL)
4789       Error(ERR_EXIT, "cannot create gadget");
4790
4791     level_editor_gadget[id] = gi;
4792   }
4793 }
4794
4795 static void CreateTextAreaGadgets()
4796 {
4797   int max_infotext_len = getMaxInfoTextLength();
4798   int i;
4799
4800   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4801   {
4802     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4803     int gd_x, gd_y;
4804     struct GadgetInfo *gi;
4805     unsigned long event_mask;
4806     char infotext[MAX_OUTPUT_LINESIZE + 1];
4807     int id = textarea_info[i].gadget_id;
4808     int area_xsize = textarea_info[i].xsize;
4809     int area_ysize = textarea_info[i].ysize;
4810
4811     event_mask = GD_EVENT_TEXT_LEAVING;
4812
4813     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4814     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4815
4816     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4817     infotext[max_infotext_len] = '\0';
4818
4819     gi = CreateGadget(GDI_CUSTOM_ID, id,
4820                       GDI_CUSTOM_TYPE_ID, i,
4821                       GDI_INFO_TEXT, infotext,
4822                       GDI_X, SX + textarea_info[i].x,
4823                       GDI_Y, SY + textarea_info[i].y,
4824                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4825                       GDI_AREA_SIZE, area_xsize, area_ysize,
4826                       GDI_TEXT_FONT, FONT_INPUT_1,
4827                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4828                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4829                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4830                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4831                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4832                       GDI_EVENT_MASK, event_mask,
4833                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4834                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4835                       GDI_END);
4836
4837     if (gi == NULL)
4838       Error(ERR_EXIT, "cannot create gadget");
4839
4840     level_editor_gadget[id] = gi;
4841   }
4842 }
4843
4844 static void CreateSelectboxGadgets()
4845 {
4846   int max_infotext_len = getMaxInfoTextLength();
4847   int i, j;
4848
4849   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4850   {
4851     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4852     int gd_x, gd_y;
4853     struct GadgetInfo *gi;
4854     unsigned long event_mask;
4855     char infotext[MAX_OUTPUT_LINESIZE + 1];
4856     int id = selectbox_info[i].gadget_id;
4857     int x = SX + selectbox_info[i].x;
4858     int y = SY + selectbox_info[i].y;
4859
4860     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4861     {
4862       /* (we cannot use -1 for uninitialized values if we directly compare
4863          with results from strlen(), because the '<' and '>' operation will
4864          implicitely cast -1 to an unsigned integer value!) */
4865       selectbox_info[i].size = 0;
4866
4867       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4868         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4869           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4870
4871       selectbox_info[i].size++;         /* add one character empty space */
4872     }
4873
4874     event_mask = GD_EVENT_RELEASED |
4875       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4876
4877     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4878     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4879
4880     /* determine horizontal position to the right of specified gadget */
4881     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4882       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4883            ED_GADGET_TEXT_DISTANCE);
4884
4885     /* determine horizontal offset for leading text */
4886     if (selectbox_info[i].text_left != NULL)
4887       x += getTextWidthForGadget(selectbox_info[i].text_left);
4888
4889     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4890     infotext[max_infotext_len] = '\0';
4891
4892     gi = CreateGadget(GDI_CUSTOM_ID, id,
4893                       GDI_CUSTOM_TYPE_ID, i,
4894                       GDI_INFO_TEXT, infotext,
4895                       GDI_X, x,
4896                       GDI_Y, y,
4897                       GDI_TYPE, GD_TYPE_SELECTBOX,
4898                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4899                       GDI_TEXT_SIZE, selectbox_info[i].size,
4900                       GDI_TEXT_FONT, FONT_INPUT_1,
4901                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4902                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4903                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4904                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4905                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4906                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4907                       GDI_EVENT_MASK, event_mask,
4908                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4909                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4910                       GDI_END);
4911
4912     if (gi == NULL)
4913       Error(ERR_EXIT, "cannot create gadget");
4914
4915     level_editor_gadget[id] = gi;
4916     right_gadget_border[id] =
4917       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4918   }
4919 }
4920
4921 static void CreateTextbuttonGadgets()
4922 {
4923   int max_infotext_len = getMaxInfoTextLength();
4924   int i;
4925
4926   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4927   {
4928     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4929     int gd_x1, gd_x2, gd_y1, gd_y2;
4930     struct GadgetInfo *gi;
4931     unsigned long event_mask;
4932     char infotext[MAX_OUTPUT_LINESIZE + 1];
4933     int id = textbutton_info[i].gadget_id;
4934     int x = SX + textbutton_info[i].x;
4935     int y = SY + textbutton_info[i].y;
4936
4937     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4938       textbutton_info[i].size = strlen(textbutton_info[i].text);
4939
4940     event_mask = GD_EVENT_RELEASED;
4941
4942     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4943     {
4944       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4945       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4946       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4947       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4948     }
4949     else
4950     {
4951       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4952       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4953       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4954       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4955     }
4956
4957     sprintf(infotext, "%s", textbutton_info[i].infotext);
4958     infotext[max_infotext_len] = '\0';
4959
4960     /* determine horizontal position to the right of specified gadget */
4961     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4962       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4963            ED_GADGET_TEXT_DISTANCE);
4964
4965     /* determine horizontal offset for leading text */
4966     if (textbutton_info[i].text_left != NULL)
4967       x += getTextWidthForGadget(textbutton_info[i].text_left);
4968
4969     gi = CreateGadget(GDI_CUSTOM_ID, id,
4970                       GDI_CUSTOM_TYPE_ID, i,
4971                       GDI_INFO_TEXT, infotext,
4972                       GDI_X, x,
4973                       GDI_Y, y,
4974                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4975                       GDI_TEXT_VALUE, textbutton_info[i].text,
4976                       GDI_TEXT_SIZE, textbutton_info[i].size,
4977                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4978                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4979                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4980                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4981                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4982                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4983                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4984                       GDI_DECORATION_SHIFTING, 1, 1,
4985                       GDI_EVENT_MASK, event_mask,
4986                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4987                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4988                       GDI_END);
4989
4990     if (gi == NULL)
4991       Error(ERR_EXIT, "cannot create gadget");
4992
4993     level_editor_gadget[id] = gi;
4994     right_gadget_border[id] =
4995       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4996   }
4997 }
4998
4999 static void CreateGraphicbuttonGadgets()
5000 {
5001   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5002   struct GadgetInfo *gi;
5003   unsigned long event_mask;
5004   int i;
5005
5006   /* create buttons for scrolling of drawing area and element list */
5007   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
5008   {
5009     int id = graphicbutton_info[i].gadget_id;
5010     int gd_x1, gd_x2, gd_y1, gd_y2;
5011     int x = SX + graphicbutton_info[i].x;
5012     int y = SY + graphicbutton_info[i].y;
5013
5014     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5015
5016     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
5017     {
5018       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
5019       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5020       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
5021       gd_y2 = gd_y1;
5022     }
5023     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5024     {
5025       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5026       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5027       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5028       gd_y2 = gd_y1;
5029     }
5030
5031     /* determine horizontal position to the right of specified gadget */
5032     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5033       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5034            ED_GADGET_TEXT_DISTANCE);
5035
5036     /* determine horizontal offset for leading text */
5037     if (graphicbutton_info[i].text_left != NULL)
5038       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5039
5040     gi = CreateGadget(GDI_CUSTOM_ID, id,
5041                       GDI_CUSTOM_TYPE_ID, i,
5042                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5043                       GDI_X, x,
5044                       GDI_Y, y,
5045                       GDI_WIDTH, graphicbutton_info[i].width,
5046                       GDI_HEIGHT, graphicbutton_info[i].height,
5047                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5048                       GDI_STATE, GD_BUTTON_UNPRESSED,
5049                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5050                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5051                       GDI_EVENT_MASK, event_mask,
5052                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5053                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5054                       GDI_END);
5055
5056     if (gi == NULL)
5057       Error(ERR_EXIT, "cannot create gadget");
5058
5059     level_editor_gadget[id] = gi;
5060     right_gadget_border[id] =
5061       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5062   }
5063 }
5064
5065 static void CreateScrollbarGadgets()
5066 {
5067   int i;
5068
5069   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5070   {
5071     int id = scrollbar_info[i].gadget_id;
5072     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5073     int gd_x1, gd_x2, gd_y1, gd_y2;
5074     struct GadgetInfo *gi;
5075     int items_max, items_visible, item_position;
5076     unsigned long event_mask;
5077
5078     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5079     {
5080       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5081       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5082       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5083     }
5084     else        /* drawing area scrollbars */
5085     {
5086       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5087       {
5088         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5089         items_visible = ed_fieldx;
5090         item_position = 0;
5091       }
5092       else
5093       {
5094         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5095         items_visible = ed_fieldy;
5096         item_position = 0;
5097       }
5098     }
5099
5100     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5101
5102     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5103     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5104                       scrollbar_info[i].height : scrollbar_info[i].width));
5105     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5106     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5107
5108     gi = CreateGadget(GDI_CUSTOM_ID, id,
5109                       GDI_CUSTOM_TYPE_ID, i,
5110                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5111                       GDI_X, scrollbar_info[i].x,
5112                       GDI_Y, scrollbar_info[i].y,
5113                       GDI_WIDTH, scrollbar_info[i].width,
5114                       GDI_HEIGHT, scrollbar_info[i].height,
5115                       GDI_TYPE, scrollbar_info[i].type,
5116                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5117                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5118                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5119                       GDI_STATE, GD_BUTTON_UNPRESSED,
5120                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5121                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5122                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5123                       GDI_EVENT_MASK, event_mask,
5124                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5125                       GDI_CALLBACK_ACTION, HandleControlButtons,
5126                       GDI_END);
5127
5128     if (gi == NULL)
5129       Error(ERR_EXIT, "cannot create gadget");
5130
5131     level_editor_gadget[id] = gi;
5132   }
5133 }
5134
5135 static void CreateCheckbuttonGadgets()
5136 {
5137   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5138   struct GadgetInfo *gi;
5139   unsigned long event_mask;
5140   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5141   int i;
5142
5143   event_mask = GD_EVENT_PRESSED;
5144
5145   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5146   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5147   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5148   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5149   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5150
5151   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5152   {
5153     int id = checkbutton_info[i].gadget_id;
5154     int x = SX + checkbutton_info[i].x;
5155     int y = SY + checkbutton_info[i].y;
5156
5157     if (id == GADGET_ID_STICK_ELEMENT)
5158       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5159     else
5160       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5161
5162     /* determine horizontal position to the right of specified gadget */
5163     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5164       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5165            ED_GADGET_TEXT_DISTANCE);
5166
5167     /* determine horizontal offset for leading text */
5168     if (checkbutton_info[i].text_left != NULL)
5169       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5170
5171     gi = CreateGadget(GDI_CUSTOM_ID, id,
5172                       GDI_CUSTOM_TYPE_ID, i,
5173                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5174                       GDI_X, x,
5175                       GDI_Y, y,
5176                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5177                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5178                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5179                       GDI_CHECKED, *checkbutton_info[i].value,
5180                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5181                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5182                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5183                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5184                       GDI_EVENT_MASK, event_mask,
5185                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5186                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5187                       GDI_END);
5188
5189     if (gi == NULL)
5190       Error(ERR_EXIT, "cannot create gadget");
5191
5192     level_editor_gadget[id] = gi;
5193     right_gadget_border[id] =
5194       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5195   }
5196 }
5197
5198 static void CreateRadiobuttonGadgets()
5199 {
5200   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5201   struct GadgetInfo *gi;
5202   unsigned long event_mask;
5203   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5204   int i;
5205
5206   event_mask = GD_EVENT_PRESSED;
5207
5208   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5209   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5210   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5211   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5212   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5213
5214   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5215   {
5216     int id = radiobutton_info[i].gadget_id;
5217     int x = SX + radiobutton_info[i].x;
5218     int y = SY + radiobutton_info[i].y;
5219
5220     int checked =
5221       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5222
5223     /* determine horizontal position to the right of specified gadget */
5224     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5225       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5226            ED_GADGET_TEXT_DISTANCE);
5227
5228     /* determine horizontal offset for leading text */
5229     if (radiobutton_info[i].text_left != NULL)
5230       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5231
5232     gi = CreateGadget(GDI_CUSTOM_ID, id,
5233                       GDI_CUSTOM_TYPE_ID, i,
5234                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5235                       GDI_X, x,
5236                       GDI_Y, y,
5237                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5238                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5239                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5240                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5241                       GDI_CHECKED, checked,
5242                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5243                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5244                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5245                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5246                       GDI_EVENT_MASK, event_mask,
5247                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5248                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5249                       GDI_END);
5250
5251     if (gi == NULL)
5252       Error(ERR_EXIT, "cannot create gadget");
5253
5254     level_editor_gadget[id] = gi;
5255     right_gadget_border[id] =
5256       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5257   }
5258 }
5259
5260 void CreateLevelEditorGadgets()
5261 {
5262   int old_game_status = game_status;
5263
5264   /* setting 'game_status' is needed to get the right fonts for the editor */
5265   game_status = GAME_MODE_EDITOR;
5266
5267   ReinitializeElementList();
5268
5269   CreateControlButtons();
5270   CreateScrollbarGadgets();
5271
5272   /* order of function calls is important because of cross-references */
5273   CreateCheckbuttonGadgets();
5274   CreateCounterButtons();
5275   CreateRadiobuttonGadgets();
5276   CreateTextInputGadgets();
5277   CreateTextAreaGadgets();
5278   CreateSelectboxGadgets();
5279   CreateGraphicbuttonGadgets();
5280   CreateTextbuttonGadgets();
5281   CreateDrawingAreas();
5282
5283   game_status = old_game_status;
5284 }
5285
5286 void FreeLevelEditorGadgets()
5287 {
5288   int i;
5289
5290   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5291     FreeGadget(level_editor_gadget[i]);
5292 }
5293
5294 static void MapCounterButtons(int id)
5295 {
5296   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5297   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5298   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5299   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5300   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5301   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5302   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5303   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5304   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5305   int yoffset = ED_BORDER_SIZE;
5306   int x_left = gi_down->x - xoffset_left;
5307   int x_right = gi_up->x + gi_up->width + xoffset_right;
5308   int y_above = gi_down->y - yoffset_above;
5309   int x = gi_down->x;
5310   int y;        /* set after gadget position was modified */
5311
5312   /* counter limits must be changed first to prevent value truncation */
5313   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
5314                             counterbutton_info[id].max_value);
5315
5316   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
5317
5318   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
5319   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
5320       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
5321   {
5322     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5323     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5324     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5325   }
5326
5327   y = gi_up->y + yoffset;
5328
5329   if (counterbutton_info[id].text_above)
5330     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5331
5332   if (counterbutton_info[id].text_left)
5333     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5334
5335   if (counterbutton_info[id].text_right)
5336     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5337
5338   MapGadget(gi_down);
5339   MapGadget(gi_text);
5340   MapGadget(gi_up);
5341 }
5342
5343 static void MapControlButtons()
5344 {
5345   int counter_id;
5346   int i;
5347
5348   /* map toolbox buttons (excluding special CE toolbox buttons) */
5349   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5350     MapGadget(level_editor_gadget[i]);
5351
5352   /* map buttons to select elements */
5353   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5354     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5355   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5356   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5357   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5358
5359   /* map buttons to select level */
5360   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5361   ModifyEditorCounterLimits(counter_id,
5362                             leveldir_current->first_level,
5363                             leveldir_current->last_level);
5364   MapCounterButtons(counter_id);
5365 }
5366
5367 static void MapDrawingArea(int id)
5368 {
5369   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5370   int area_xsize = gi->drawing.area_xsize;
5371   int area_ysize = gi->drawing.area_ysize;
5372   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5373   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5374   int x_left  = gi->x - xoffset_left;
5375   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5376   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5377   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5378   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5379
5380   if (drawingarea_info[id].text_left)
5381     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5382
5383   if (drawingarea_info[id].text_right)
5384     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5385
5386   if (drawingarea_info[id].text_below)
5387     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5388
5389   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5390   {
5391     DrawElementBorder(gi->x, gi->y,
5392                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5393
5394     DrawDrawingArea(id);
5395   }
5396
5397   MapGadget(gi);
5398 }
5399
5400 static void MapTextInputGadget(int id)
5401 {
5402   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5403   int xoffset_above = 0;
5404   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5405   int x_above = textinput_info[id].x + xoffset_above;
5406   int y_above = textinput_info[id].y + yoffset_above;
5407
5408   if (textinput_info[id].text_above)
5409     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5410
5411   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5412
5413   MapGadget(gi);
5414 }
5415
5416 static void MapTextAreaGadget(int id)
5417 {
5418   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5419   int xoffset_above = 0;
5420   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5421   int x_above = textarea_info[id].x + xoffset_above;
5422   int y_above = textarea_info[id].y + yoffset_above;
5423
5424   if (textarea_info[id].text_above)
5425     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5426
5427   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5428
5429   MapGadget(gi);
5430 }
5431
5432 static void MapSelectboxGadget(int id)
5433 {
5434   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5435   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5436   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5437   int yoffset = ED_BORDER_SIZE;
5438   int x_left = gi->x - xoffset_left;
5439   int x_right = gi->x + gi->width + xoffset_right;
5440   int y = gi->y + yoffset;
5441
5442   if (selectbox_info[id].text_left)
5443     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5444
5445   if (selectbox_info[id].text_right)
5446     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5447
5448   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5449
5450   MapGadget(gi);
5451 }
5452
5453 static void MapTextbuttonGadget(int id)
5454 {
5455   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5456   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5457   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5458   int yoffset = ED_BORDER_SIZE;
5459   int x_left = gi->x - xoffset_left;
5460   int x_right = gi->x + gi->width + xoffset_right;
5461   int y = gi->y + yoffset;
5462
5463   /* only show button to delete change pages when more than minimum pages */
5464   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5465       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5466     return;
5467
5468   if (textbutton_info[id].text_left)
5469     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5470
5471   if (textbutton_info[id].text_right)
5472     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5473
5474   MapGadget(gi);
5475 }
5476
5477 static void MapGraphicbuttonGadget(int id)
5478 {
5479   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5480   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5481   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5482   int yoffset = ED_BORDER_SIZE;
5483   int x_left = gi->x - xoffset_left;
5484   int x_right = gi->x + gi->width + xoffset_right;
5485   int y = gi->y + yoffset;
5486
5487   if (graphicbutton_info[id].text_left)
5488     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5489
5490   if (graphicbutton_info[id].text_right)
5491     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5492
5493   MapGadget(gi);
5494 }
5495
5496 static void MapRadiobuttonGadget(int id)
5497 {
5498   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5499   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5500   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5501   int yoffset = ED_BORDER_SIZE;
5502   int x_left = gi->x - xoffset_left;
5503   int x_right = gi->x + gi->width + xoffset_right;
5504   int y = gi->y + yoffset;
5505   boolean checked =
5506     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5507
5508   if (radiobutton_info[id].text_left)
5509     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5510
5511   if (radiobutton_info[id].text_right)
5512     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5513
5514   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5515
5516   MapGadget(gi);
5517 }
5518
5519 static void MapCheckbuttonGadget(int id)
5520 {
5521   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5522   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5523   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5524   int yoffset = ED_BORDER_SIZE;
5525   int x_left, x_right, y;       /* set after gadget position was modified */
5526
5527   /* set position for gadgets with dynamically determined position */
5528   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5529     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5530   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5531
5532   x_left = gi->x - xoffset_left;
5533   x_right = gi->x + gi->width + xoffset_right;
5534   y = gi->y + yoffset;
5535
5536   if (checkbutton_info[id].text_left)
5537     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5538
5539   if (checkbutton_info[id].text_right)
5540     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5541
5542   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5543
5544   MapGadget(gi);
5545 }
5546
5547 static void MapMainDrawingArea()
5548 {
5549   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5550   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5551   int i;
5552
5553   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5554   {
5555     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5556           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5557          no_horizontal_scrollbar) ||
5558         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5559           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5560          no_vertical_scrollbar))
5561       continue;
5562
5563     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5564   }
5565
5566   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5567   {
5568     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5569         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5570       continue;
5571
5572     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5573   }
5574
5575   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5576 }
5577
5578 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5579 {
5580   int i;
5581
5582   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5583   {
5584     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5585         i == GADGET_ID_CUSTOM_COPY_TO ||
5586         i == GADGET_ID_CUSTOM_EXCHANGE ||
5587         i == GADGET_ID_CUSTOM_COPY ||
5588         i == GADGET_ID_CUSTOM_PASTE)
5589     {
5590       if (map)
5591         MapGadget(level_editor_gadget[i]);
5592       else
5593         UnmapGadget(level_editor_gadget[i]);
5594     }
5595   }
5596 }
5597
5598 static void MapLevelEditorToolboxCustomGadgets()
5599 {
5600   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5601 }
5602
5603 static void UnmapLevelEditorToolboxCustomGadgets()
5604 {
5605   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5606 }
5607
5608 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5609 {
5610   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5611   int i;
5612
5613   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5614   {
5615     if (i != GADGET_ID_SINGLE_ITEMS &&
5616         i != GADGET_ID_PROPERTIES &&
5617         i != GADGET_ID_PICK_ELEMENT)
5618     {
5619       struct GadgetInfo *gi = level_editor_gadget[i];
5620
5621       if (map)
5622         MapGadget(gi);
5623       else
5624       {
5625         UnmapGadget(gi);
5626
5627         BlitBitmap(gd_bitmap, drawto,
5628                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5629                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5630                    gi->width, gi->height, gi->x, gi->y);
5631
5632         redraw_mask |= REDRAW_DOOR_3;
5633       }
5634     }
5635   }
5636 }
5637
5638 static void MapLevelEditorToolboxDrawingGadgets()
5639 {
5640   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5641 }
5642
5643 static void UnmapLevelEditorToolboxDrawingGadgets()
5644 {
5645   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5646 }
5647
5648 static void UnmapDrawingArea(int id)
5649 {
5650   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5651 }
5652
5653 static void UnmapLevelEditorWindowGadgets()
5654 {
5655   int i;
5656
5657   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5658     if (level_editor_gadget[i]->x < SX + SXSIZE)
5659       UnmapGadget(level_editor_gadget[i]);
5660 }
5661
5662 void UnmapLevelEditorGadgets()
5663 {
5664   int i;
5665
5666   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5667     UnmapGadget(level_editor_gadget[i]);
5668 }
5669
5670 static void ResetUndoBuffer()
5671 {
5672   undo_buffer_position = -1;
5673   undo_buffer_steps = -1;
5674   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5675
5676   level.changed = FALSE;
5677 }
5678
5679 static void DrawEditModeWindow()
5680 {
5681   ModifyEditorElementList();
5682   RedrawDrawingElements();
5683
5684   if (edit_mode == ED_MODE_INFO)
5685     DrawLevelInfoWindow();
5686   else if (edit_mode == ED_MODE_PROPERTIES)
5687     DrawPropertiesWindow();
5688   else  /* edit_mode == ED_MODE_DRAWING */
5689     DrawDrawingWindow();
5690 }
5691
5692 static boolean LevelChanged()
5693 {
5694   boolean field_changed = FALSE;
5695   int x, y;
5696
5697   if (leveldir_current->readonly)
5698     return FALSE;
5699
5700   for (y = 0; y < lev_fieldy; y++)
5701     for (x = 0; x < lev_fieldx; x++)
5702       if (Feld[x][y] != level.field[x][y])
5703         field_changed = TRUE;
5704
5705   return (level.changed || field_changed);
5706 }
5707
5708 static boolean LevelContainsPlayer()
5709 {
5710   boolean player_found = FALSE;
5711   int x, y;
5712
5713   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5714
5715   for (y = 0; y < lev_fieldy; y++)
5716     for (x = 0; x < lev_fieldx; x++)
5717       if (Feld[x][y] == EL_PLAYER_1 ||
5718           Feld[x][y] == EL_SP_MURPHY)
5719         player_found = TRUE;
5720
5721   return player_found;
5722 }
5723
5724 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5725                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5726 {
5727   int x, y;
5728
5729   for (x = 0; x < lev_fieldx; x++)
5730     for (y = 0; y < lev_fieldy; y++)
5731       dst[x][y] = src[x][y];
5732 }
5733
5734 static int setSelectboxValue(int selectbox_id, int new_value)
5735 {
5736   int new_index_value = 0;
5737   int i;
5738
5739   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5740     if (selectbox_info[selectbox_id].options[i].value == new_value)
5741       new_index_value = i;
5742
5743   *selectbox_info[selectbox_id].value =
5744     selectbox_info[selectbox_id].options[new_index_value].value;
5745
5746   return new_index_value;
5747 }
5748
5749 static void copy_custom_element_settings(int element_from, int element_to)
5750 {
5751   struct ElementInfo *ei_from = &element_info[element_from];
5752   struct ElementInfo *ei_to = &element_info[element_to];
5753   int i, x, y;
5754
5755   /* ---------- copy element description ---------- */
5756   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5757     ei_to->description[i] = ei_from->description[i];
5758
5759   /* ---------- copy element base properties ---------- */
5760   Properties[element_to][EP_BITFIELD_BASE] =
5761     Properties[element_from][EP_BITFIELD_BASE];
5762
5763   /* ---------- copy custom property values ---------- */
5764
5765   ei_to->use_gfx_element = ei_from->use_gfx_element;
5766   ei_to->gfx_element = ei_from->gfx_element;
5767
5768   ei_to->access_direction = ei_from->access_direction;
5769
5770   ei_to->collect_score_initial = ei_from->collect_score_initial;
5771   ei_to->collect_count_initial = ei_from->collect_count_initial;
5772
5773   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5774   ei_to->push_delay_random = ei_from->push_delay_random;
5775   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5776   ei_to->drop_delay_random = ei_from->drop_delay_random;
5777   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5778   ei_to->move_delay_random = ei_from->move_delay_random;
5779
5780   ei_to->move_pattern = ei_from->move_pattern;
5781   ei_to->move_direction_initial = ei_from->move_direction_initial;
5782   ei_to->move_stepsize = ei_from->move_stepsize;
5783
5784   ei_to->move_enter_element = ei_from->move_enter_element;
5785   ei_to->move_leave_element = ei_from->move_leave_element;
5786   ei_to->move_leave_type = ei_from->move_leave_type;
5787
5788   ei_to->slippery_type = ei_from->slippery_type;
5789
5790   for (y = 0; y < 3; y++)
5791     for (x = 0; x < 3; x++)
5792       ei_to->content.e[x][y] = ei_from->content.e[x][y];
5793
5794   ei_to->explosion_type = ei_from->explosion_type;
5795   ei_to->explosion_delay = ei_from->explosion_delay;
5796   ei_to->ignition_delay = ei_from->ignition_delay;
5797
5798   /* ---------- reinitialize and copy change pages ---------- */
5799
5800   ei_to->num_change_pages = ei_from->num_change_pages;
5801   ei_to->current_change_page = ei_from->current_change_page;
5802
5803   setElementChangePages(ei_to, ei_to->num_change_pages);
5804
5805   for (i=0; i < ei_to->num_change_pages; i++)
5806     ei_to->change_page[i] = ei_from->change_page[i];
5807
5808   /* ---------- copy group element info ---------- */
5809   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5810     *ei_to->group = *ei_from->group;
5811
5812   /* mark this custom element as modified */
5813   ei_to->modified_settings = TRUE;
5814 }
5815
5816 static void replace_custom_element_in_settings(int element_from,
5817                                                int element_to)
5818 {
5819   int i, j, x, y;
5820
5821   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5822   {
5823     struct ElementInfo *ei = &element_info[i];
5824
5825     for (y = 0; y < 3; y++)
5826       for (x = 0; x < 3; x++)
5827         if (ei->content.e[x][y] == element_from)
5828           ei->content.e[x][y] = element_to;
5829
5830     for (j = 0; j < ei->num_change_pages; j++)
5831     {
5832       struct ElementChangeInfo *change = &ei->change_page[j];
5833
5834       if (change->target_element == element_from)
5835         change->target_element = element_to;
5836
5837       if (change->trigger_element == element_from)
5838         change->trigger_element = element_to;
5839
5840       for (y = 0; y < 3; y++)
5841         for (x = 0; x < 3; x++)
5842           if (change->target_content.e[x][y] == element_from)
5843             change->target_content.e[x][y] = element_to;
5844     }
5845
5846     if (ei->group != NULL)                              /* group or internal */
5847       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5848         if (ei->group->element[j] == element_from)
5849           ei->group->element[j] = element_to;
5850   }
5851 }
5852
5853 static void replace_custom_element_in_playfield(int element_from,
5854                                                 int element_to)
5855 {
5856   int x, y;
5857
5858   for (x = 0; x < lev_fieldx; x++)
5859     for (y = 0; y < lev_fieldy; y++)
5860       if (Feld[x][y] == element_from)
5861         Feld[x][y] = element_to;
5862 }
5863
5864 static boolean CopyCustomElement(int element_old, int element_new,
5865                                  int copy_mode)
5866 {
5867   if (copy_mode == GADGET_ID_CUSTOM_COPY)
5868   {
5869     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
5870                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5871     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5872   }
5873   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
5874   {
5875     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
5876                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5877     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5878
5879     level.changed = TRUE;
5880   }
5881   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5882   {
5883     Request("Please choose custom element !", REQ_CONFIRM);
5884
5885     return FALSE;
5886   }
5887   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5888   {
5889     Request("Please choose group element !", REQ_CONFIRM);
5890
5891     return FALSE;
5892   }
5893   else
5894   {
5895     level.changed = TRUE;
5896   }
5897
5898   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5899   {
5900     copy_custom_element_settings(element_new, element_old);
5901   }
5902   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5903   {
5904     copy_custom_element_settings(element_old, element_new);
5905   }
5906   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5907   {
5908     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
5909     copy_custom_element_settings(element_new, element_old);
5910     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
5911
5912     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
5913     replace_custom_element_in_settings(element_new, element_old);
5914     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
5915
5916     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
5917     replace_custom_element_in_playfield(element_new, element_old);
5918     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
5919   }
5920
5921   UpdateCustomElementGraphicGadgets();
5922   DrawPropertiesWindow();
5923
5924   return TRUE;
5925 }
5926
5927 static void CopyCustomElementPropertiesToEditor(int element)
5928 {
5929   int i;
5930   int current_change_page = element_info[element].current_change_page;
5931
5932   /* dynamically (re)build selectbox for selecting change page */
5933   for (i = 0; i < element_info[element].num_change_pages; i++)
5934   {
5935     sprintf(options_change_page_strings[i], "%d", i + 1);
5936
5937     options_change_page[i].value = i;
5938     options_change_page[i].text = options_change_page_strings[i];
5939   }
5940
5941   options_change_page[i].value = -1;
5942   options_change_page[i].text = NULL;
5943
5944   /* needed here to initialize combined element properties */
5945   InitElementPropertiesEngine(level.game_version);
5946
5947   element_info[element].change =
5948     &element_info[element].change_page[current_change_page];
5949
5950   custom_element = element_info[element];
5951   custom_element_change = *element_info[element].change;
5952
5953   /* needed to initially set selectbox value variables to reliable defaults */
5954   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5955     setSelectboxValue(i, *selectbox_info[i].value);
5956
5957   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5958     custom_element_properties[i] = HAS_PROPERTY(element, i);
5959
5960   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5961     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5962
5963   /* ---------- element settings: configure (custom elements) ------------- */
5964
5965   /* set accessible layer selectbox help value */
5966   custom_element.access_type =
5967     (IS_WALKABLE(element) ? EP_WALKABLE :
5968      IS_PASSABLE(element) ? EP_PASSABLE :
5969      custom_element.access_type);
5970   custom_element.access_layer =
5971     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5972      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5973      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5974      custom_element.access_layer);
5975   custom_element.access_protected =
5976     (IS_PROTECTED(element) ? 1 : 0);
5977   custom_element_properties[EP_ACCESSIBLE] =
5978     (IS_ACCESSIBLE_OVER(element) ||
5979      IS_ACCESSIBLE_INSIDE(element) ||
5980      IS_ACCESSIBLE_UNDER(element));
5981
5982   /* set walk-to-object action selectbox help value */
5983   custom_element.walk_to_action =
5984     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5985      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5986      IS_DROPPABLE(element) ? EP_DROPPABLE :
5987      IS_THROWABLE(element) ? EP_THROWABLE :
5988      IS_PUSHABLE(element) ? EP_PUSHABLE :
5989      custom_element.walk_to_action);
5990   custom_element_properties[EP_WALK_TO_OBJECT] =
5991     (IS_DIGGABLE(element) ||
5992      IS_COLLECTIBLE_ONLY(element) ||
5993      IS_DROPPABLE(element) ||
5994      IS_THROWABLE(element) ||
5995      IS_PUSHABLE(element));
5996
5997   /* set smash targets selectbox help value */
5998   custom_element.smash_targets =
5999     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
6000      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
6001      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
6002      custom_element.smash_targets);
6003   custom_element_properties[EP_CAN_SMASH] =
6004     (CAN_SMASH_EVERYTHING(element) ||
6005      CAN_SMASH_ENEMIES(element) ||
6006      CAN_SMASH_PLAYER(element));
6007
6008   /* set deadliness selectbox help value */
6009   custom_element.deadliness =
6010     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
6011      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
6012      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
6013      custom_element.deadliness);
6014   custom_element_properties[EP_DEADLY] =
6015     (DONT_TOUCH(element) ||
6016      DONT_COLLIDE_WITH(element) ||
6017      DONT_RUN_INTO(element));
6018
6019   /* ---------- element settings: advanced (custom elements) --------------- */
6020
6021   /* set "change by direct action" selectbox help value */
6022   custom_element_change.direct_action =
6023     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6024      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6025      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6026      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6027      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6028      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6029      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6030      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6031      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6032      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6033      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6034      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6035      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO) ? CE_COUNT_AT_ZERO :
6036      custom_element_change.direct_action);
6037
6038   /* set "change by other element action" selectbox help value */
6039   custom_element_change.other_action =
6040     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
6041      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
6042      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
6043      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
6044      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
6045      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
6046      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
6047      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
6048      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
6049      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
6050      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
6051      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6052      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6053      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6054      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO_OF_X) ? CE_COUNT_AT_ZERO_OF_X :
6055      custom_element_change.other_action);
6056 }
6057
6058 static void CopyGroupElementPropertiesToEditor(int element)
6059 {
6060   group_element_info = *element_info[element].group;
6061   custom_element = element_info[element];       /* needed for description */
6062 }
6063
6064 static void CopyClassicElementPropertiesToEditor(int element)
6065 {
6066   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6067     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6068       getMoveIntoAcidProperty(&level, element);
6069
6070   if (MAYBE_DONT_COLLIDE_WITH(element))
6071     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6072       getDontCollideWithProperty(&level, element);
6073 }
6074
6075 static void CopyElementPropertiesToEditor(int element)
6076 {
6077   if (IS_CUSTOM_ELEMENT(element))
6078     CopyCustomElementPropertiesToEditor(element);
6079   else if (IS_GROUP_ELEMENT(element))
6080     CopyGroupElementPropertiesToEditor(element);
6081   else
6082     CopyClassicElementPropertiesToEditor(element);
6083 }
6084
6085 static void CopyCustomElementPropertiesToGame(int element)
6086 {
6087   int i;
6088   int access_type_and_layer;
6089
6090   /* mark that this custom element has been modified */
6091   custom_element.modified_settings = TRUE;
6092   level.changed = TRUE;
6093
6094   if (level.use_custom_template)
6095   {
6096     if (Request("Copy and modify level template ?", REQ_ASK))
6097     {
6098       level.use_custom_template = FALSE;
6099       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6100                    GDI_CHECKED, FALSE, GDI_END);
6101     }
6102     else
6103     {
6104       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6105
6106       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6107     }
6108   }
6109
6110   element_info[element] = custom_element;
6111   *element_info[element].change = custom_element_change;
6112
6113   /* ---------- element settings: configure (custom elements) ------------- */
6114
6115   /* set accessible property from checkbox and selectbox */
6116   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6117   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6118   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6119   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6120   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6121   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6122   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6123                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6124                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6125   custom_element_properties[access_type_and_layer] =
6126     custom_element_properties[EP_ACCESSIBLE];
6127   custom_element_properties[EP_PROTECTED] =
6128     (custom_element.access_protected != 0 &&
6129      custom_element_properties[EP_ACCESSIBLE]);
6130
6131   /* set walk-to-object property from checkbox and selectbox */
6132   custom_element_properties[EP_DIGGABLE] = FALSE;
6133   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6134   custom_element_properties[EP_DROPPABLE] = FALSE;
6135   custom_element_properties[EP_THROWABLE] = FALSE;
6136   custom_element_properties[EP_PUSHABLE] = FALSE;
6137   custom_element_properties[custom_element.walk_to_action] =
6138     custom_element_properties[EP_WALK_TO_OBJECT];
6139
6140   /* set smash property from checkbox and selectbox */
6141   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6142   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6143   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6144   custom_element_properties[custom_element.smash_targets] =
6145     custom_element_properties[EP_CAN_SMASH];
6146
6147   /* set deadliness property from checkbox and selectbox */
6148   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6149   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6150   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6151   custom_element_properties[custom_element.deadliness] =
6152     custom_element_properties[EP_DEADLY];
6153
6154   /* ---------- element settings: advanced (custom elements) --------------- */
6155
6156   /* set player change event from checkbox and selectbox */
6157   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6158   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6159   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6160   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6161   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6162   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6163   custom_element_change_events[CE_SWITCHED] = FALSE;
6164   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6165   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6166   custom_element_change_events[CE_BLOCKED] = FALSE;
6167   custom_element_change_events[CE_IMPACT] = FALSE;
6168   custom_element_change_events[CE_SMASHED] = FALSE;
6169   custom_element_change_events[CE_COUNT_AT_ZERO] = FALSE;
6170   custom_element_change_events[custom_element_change.direct_action] =
6171     custom_element_change_events[CE_BY_DIRECT_ACTION];
6172
6173   /* set other element action change event from checkbox and selectbox */
6174   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
6175   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
6176   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
6177   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
6178   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
6179   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
6180   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
6181   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
6182   custom_element_change_events[CE_TOUCHING_X] = FALSE;
6183   custom_element_change_events[CE_HITTING_X] = FALSE;
6184   custom_element_change_events[CE_HIT_BY_X] = FALSE;
6185   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
6186   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
6187   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
6188   custom_element_change_events[CE_COUNT_AT_ZERO_OF_X] = FALSE;
6189   custom_element_change_events[custom_element_change.other_action] =
6190     custom_element_change_events[CE_BY_OTHER_ACTION];
6191
6192   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6193     SET_PROPERTY(element, i, custom_element_properties[i]);
6194
6195   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6196     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6197
6198   /* copy change events also to special level editor variable */
6199   custom_element = element_info[element];
6200   custom_element_change = *element_info[element].change;
6201 }
6202
6203 static void CopyGroupElementPropertiesToGame(int element)
6204 {
6205   element_info[element] = custom_element;
6206   *element_info[element].group = group_element_info;
6207
6208   /* mark that this group element has been modified */
6209   element_info[element].modified_settings = TRUE;
6210   level.changed = TRUE;
6211 }
6212
6213 static void CopyClassicElementPropertiesToGame(int element)
6214 {
6215   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6216     setMoveIntoAcidProperty(&level, element,
6217                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6218
6219   if (MAYBE_DONT_COLLIDE_WITH(element))
6220     setDontCollideWithProperty(&level, element,
6221                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6222 }
6223
6224 static void CopyElementPropertiesToGame(int element)
6225 {
6226   if (IS_CUSTOM_ELEMENT(element))
6227     CopyCustomElementPropertiesToGame(element);
6228   else if (IS_GROUP_ELEMENT(element))
6229     CopyGroupElementPropertiesToGame(element);
6230   else
6231     CopyClassicElementPropertiesToGame(element);
6232 }
6233
6234 void DrawLevelEd()
6235 {
6236   CloseDoor(DOOR_CLOSE_ALL);
6237   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6238
6239   if (level_editor_test_game)
6240   {
6241     CopyPlayfield(level.field, Feld);
6242     CopyPlayfield(FieldBackup, level.field);
6243
6244     level_editor_test_game = FALSE;
6245   }
6246   else
6247   {
6248     edit_mode = ED_MODE_DRAWING;
6249     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6250
6251     ResetUndoBuffer();
6252
6253     level_xpos = -1;
6254     level_ypos = -1;
6255   }
6256
6257   /* copy default editor door content to main double buffer */
6258   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6259              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6260
6261   /* draw bigger door */
6262   DrawSpecialEditorDoor();
6263
6264   /* draw new control window */
6265   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6266              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6267
6268   redraw_mask |= REDRAW_ALL;
6269
6270   ReinitializeElementListButtons();     /* custom element may look different */
6271
6272   UnmapTapeButtons();
6273   MapControlButtons();
6274
6275   DrawEditModeWindow();
6276
6277   /* copy actual editor door content to door double buffer for OpenDoor() */
6278   BlitBitmap(drawto, bitmap_db_door,
6279              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6280
6281   OpenDoor(DOOR_OPEN_1);
6282 }
6283
6284 static void AdjustDrawingAreaGadgets()
6285 {
6286   int ed_xsize = lev_fieldx + 2;
6287   int ed_ysize = lev_fieldy + 2;
6288   int max_ed_fieldx = MAX_ED_FIELDX;
6289   int max_ed_fieldy = MAX_ED_FIELDY;
6290   boolean horizontal_scrollbar_needed;
6291   boolean vertical_scrollbar_needed;
6292   int x, y, width, height;
6293   int xoffset, yoffset;
6294
6295   /* check if we need any scrollbars */
6296   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6297   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6298
6299   /* check if we have a smaller editor field because of scrollbars */
6300   if (horizontal_scrollbar_needed)
6301     max_ed_fieldy = MAX_ED_FIELDY - 1;
6302   if (vertical_scrollbar_needed)
6303     max_ed_fieldx = MAX_ED_FIELDX - 1;
6304
6305   /* check again if we now need more scrollbars because of less space */
6306   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6307   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6308
6309   /* check if editor field gets even smaller after adding new scrollbars */
6310   if (horizontal_scrollbar_needed)
6311     max_ed_fieldy = MAX_ED_FIELDY - 1;
6312   if (vertical_scrollbar_needed)
6313     max_ed_fieldx = MAX_ED_FIELDX - 1;
6314
6315   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6316   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6317
6318   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6319                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6320                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6321                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6322                GDI_END);
6323
6324   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6325   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6326
6327   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6328   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6329
6330   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6331   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6332
6333   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6334   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6335
6336   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6337                GDI_WIDTH, width,
6338                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6339                GDI_END);
6340   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6341                GDI_HEIGHT, height,
6342                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6343                GDI_END);
6344 }
6345
6346 static void AdjustLevelScrollPosition()
6347 {
6348   if (level_xpos < -1)
6349     level_xpos = -1;
6350   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6351     level_xpos = lev_fieldx - ed_fieldx + 1;
6352   if (lev_fieldx < ed_fieldx - 2)
6353     level_xpos = -1;
6354
6355   if (level_ypos < -1)
6356     level_ypos = -1;
6357   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6358     level_ypos = lev_fieldy - ed_fieldy + 1;
6359   if (lev_fieldy < ed_fieldy - 2)
6360     level_ypos = -1;
6361 }
6362
6363 static void AdjustEditorScrollbar(int id)
6364 {
6365   struct GadgetInfo *gi = level_editor_gadget[id];
6366   int items_max, items_visible, item_position;
6367
6368   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6369   {
6370     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6371     items_visible = ed_fieldx;
6372     item_position = level_xpos + 1;
6373   }
6374   else
6375   {
6376     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6377     items_visible = ed_fieldy;
6378     item_position = level_ypos + 1;
6379   }
6380
6381   if (item_position > items_max - items_visible)
6382     item_position = items_max - items_visible;
6383
6384   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6385                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6386 }
6387
6388 static void ModifyEditorCounterValue(int counter_id, int new_value)
6389 {
6390   int *counter_value = counterbutton_info[counter_id].value;
6391   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6392   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6393
6394   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6395
6396   if (counter_value != NULL)
6397     *counter_value = gi->textinput.number_value;
6398 }
6399
6400 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6401 {
6402   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6403   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6404
6405   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6406 }
6407
6408 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6409 {
6410   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6411   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6412   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6413
6414   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6415 }
6416
6417 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6418 {
6419   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6420   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6421
6422   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6423 }
6424
6425 static void ModifyEditorElementList()
6426 {
6427   int i;
6428
6429   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6430   {
6431     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6432     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6433     struct GadgetDesign *gd = &gi->deco.design;
6434     int element = editor_elements[element_shift + i];
6435
6436     UnmapGadget(gi);
6437     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6438     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6439     MapGadget(gi);
6440   }
6441 }
6442
6443 static void PickDrawingElement(int button, int element)
6444 {
6445   if (button < 1 || button > 3)
6446     return;
6447
6448   if (button == 1)
6449   {
6450     new_element1 = element;
6451     DrawMiniGraphicExt(drawto,
6452                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6453                        el2edimg(new_element1));
6454   }
6455   else if (button == 2)
6456   {
6457     new_element2 = element;
6458     DrawMiniGraphicExt(drawto,
6459                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6460                        el2edimg(new_element2));
6461   }
6462   else
6463   {
6464     new_element3 = element;
6465     DrawMiniGraphicExt(drawto,
6466                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6467                        el2edimg(new_element3));
6468   }
6469
6470   redraw_mask |= REDRAW_DOOR_1;
6471 }
6472
6473 static void RedrawDrawingElements()
6474 {
6475   PickDrawingElement(1, new_element1);
6476   PickDrawingElement(2, new_element2);
6477   PickDrawingElement(3, new_element3);
6478 }
6479
6480 static void DrawDrawingWindow()
6481 {
6482   stick_element_properties_window = FALSE;
6483
6484   SetMainBackgroundImage(IMG_UNDEFINED);
6485   ClearWindow();
6486
6487   UnmapLevelEditorWindowGadgets();
6488   UnmapLevelEditorToolboxCustomGadgets();
6489
6490   AdjustDrawingAreaGadgets();
6491   AdjustLevelScrollPosition();
6492   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6493   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6494
6495   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6496
6497   MapMainDrawingArea();
6498   MapLevelEditorToolboxDrawingGadgets();
6499 }
6500
6501 static void DrawLevelInfoWindow()
6502 {
6503   int i;
6504
6505   stick_element_properties_window = FALSE;
6506
6507   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6508   ClearWindow();
6509   UnmapLevelEditorWindowGadgets();
6510
6511   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6512            "Level Settings", FONT_TITLE_1);
6513   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6514            "Editor Settings", FONT_TITLE_1);
6515
6516   /* draw counter gadgets */
6517   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6518     MapCounterButtons(i);
6519
6520   /* draw selectbox gadgets */
6521   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6522     MapSelectboxGadget(i);
6523
6524   /* draw checkbutton gadgets */
6525   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6526     MapCheckbuttonGadget(i);
6527
6528   /* draw radiobutton gadgets */
6529   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6530     MapRadiobuttonGadget(i);
6531
6532   /* draw text input gadgets */
6533   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6534     MapTextInputGadget(i);
6535
6536   /* draw drawing area */
6537   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6538 }
6539
6540 static void DrawCustomContentArea()
6541 {
6542   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6543   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6544   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6545   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6546   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6547   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6548
6549   /* add distance for potential left text (without drawing area border) */
6550   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6551
6552   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6553
6554   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6555 }
6556
6557 static void DrawCustomChangeContentArea()
6558 {
6559   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6560   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6561   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6562   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6563   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6564   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6565
6566   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6567
6568   MapDrawingArea(id);
6569 }
6570
6571 static void DrawYamYamContentAreas()
6572 {
6573   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6574   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6575   int i;
6576
6577   /* display counter to choose number of element content areas */
6578   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6579
6580   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6581   {
6582     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6583
6584     if (i < level.num_yamyam_contents)
6585     {
6586       MapDrawingArea(id);
6587     }
6588     else
6589     {
6590       int font_height = getFontHeight(FONT_TEXT_1);
6591
6592       UnmapDrawingArea(id);
6593
6594       /* delete content areas in case of reducing number of them */
6595       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6596                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6597                      4 * MINI_TILEX,
6598                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6599     }
6600   }
6601
6602   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6603   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6604   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6605 }
6606
6607 static void DrawMagicBallContentAreas()
6608 {
6609   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6610   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6611   int i;
6612
6613   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6614     MapDrawingArea(ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i);
6615
6616   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6617   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6618   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6619 }
6620
6621 static void DrawGroupElementArea(int element)
6622 {
6623   int num_elements = group_element_info.num_elements;
6624   int id = ED_DRAWING_ID_GROUP_CONTENT;
6625   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6626   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6627   int xsize = MAX_ELEMENTS_IN_GROUP;
6628   int ysize = 1;
6629
6630   if (drawingarea_info[id].text_left != NULL)
6631     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6632
6633   UnmapDrawingArea(id);
6634
6635   ModifyEditorDrawingArea(id, num_elements, 1);
6636
6637   /* delete content areas in case of reducing number of them */
6638   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6639
6640   MapDrawingArea(id);
6641 }
6642
6643 static void DrawEnvelopeTextArea(int envelope_nr)
6644 {
6645   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6646   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6647
6648   UnmapGadget(gi);
6649   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6650
6651   if (envelope_nr != -1)
6652     textarea_info[id].value = level.envelope_text[envelope_nr];
6653
6654   ModifyGadget(gi, GDI_AREA_SIZE,
6655                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6656                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6657                GDI_END);
6658
6659   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6660 }
6661
6662 char *getElementDescriptionFilename(int element)
6663 {
6664   char *docs_dir = options.docs_directory;
6665   char *elements_subdir = "elements";
6666   static char *filename = NULL;
6667   char basename[MAX_FILENAME_LEN];
6668
6669   checked_free(filename);
6670
6671   /* 1st try: look for element description file for exactly this element */
6672   sprintf(basename, "%s.txt", element_info[element].token_name);
6673   filename = getPath3(docs_dir, elements_subdir, basename);
6674   if (fileExists(filename))
6675     return filename;
6676
6677   free(filename);
6678
6679   /* 2nd try: look for element description file for this element's class */
6680   sprintf(basename, "%s.txt", element_info[element].class_name);
6681   filename = getPath3(docs_dir, elements_subdir, basename);
6682   if (fileExists(filename))
6683     return filename;
6684
6685   return NULL;
6686 }
6687
6688 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6689 {
6690   int font_height = getFontHeight(font_nr);
6691   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6692   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6693   int sx = SX + pad_x;
6694   int sy = SY + pad_y;
6695   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6696
6697   if (start_line >= max_lines_per_screen)
6698     return FALSE;
6699
6700   DrawText(sx, sy + start_line * font_height, text, font_nr);
6701
6702   return TRUE;
6703 }
6704
6705 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6706 {
6707   int font_nr = FONT_TEXT_2;
6708   int font_width = getFontWidth(font_nr);
6709   int font_height = getFontHeight(font_nr);
6710   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6711   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6712   int sx = SX + pad_x;
6713   int sy = SY + pad_y + start_line * font_height;
6714   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6715   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6716
6717   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6718                           max_lines_per_screen);
6719 }
6720
6721 static void DrawPropertiesTabulatorGadgets()
6722 {
6723   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6724   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6725   int gd_x = gd->x + gd_gi->border.width / 2;
6726   int gd_y = gd->y + gd_gi->height - 1;
6727   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6728   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6729   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6730   int max_tabs = 4;
6731   int i;
6732
6733   /* draw additional "advanced" tabulator for custom elements */
6734   if (IS_CUSTOM_ELEMENT(properties_element))
6735     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6736
6737   for (i = id_first; i <= id_last; i++)
6738   {
6739     int gadget_id = textbutton_info[i].gadget_id;
6740     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6741     boolean active = (i != edit_mode_properties);
6742
6743     /* use "config 1" and "config 2" instead of "config" */
6744     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6745         IS_CUSTOM_ELEMENT(properties_element))
6746       continue;
6747
6748     /* draw background line below tabulator button */
6749     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6750
6751     /* draw solid line below inactive tabulator buttons */
6752     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6753       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6754
6755     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6756     MapTextbuttonGadget(i);
6757   }
6758
6759   /* draw little border line below tabulator buttons */
6760   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6761     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6762                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6763                   ED_GADGET_DISTANCE, tab_color);
6764 }
6765
6766 static void DrawPropertiesInfo()
6767 {
6768   static struct
6769   {
6770     int value;
6771     char *text;
6772   }
6773   properties[] =
6774   {
6775     /* configurable properties */
6776
6777     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6778     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6779     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6780     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6781     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6782     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6783     { EP_PROTECTED,             "- player is protected by it"           },
6784
6785     { EP_DIGGABLE,              "- can be digged away"                  },
6786     { EP_COLLECTIBLE,           "- can be collected"                    },
6787     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6788     { EP_THROWABLE,             "- can be thrown after collecting"      },
6789     { EP_PUSHABLE,              "- can be pushed"                       },
6790
6791     { EP_CAN_FALL,              "- can fall"                            },
6792     { EP_CAN_MOVE,              "- can move"                            },
6793
6794     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6795 #if 0
6796     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6797 #endif
6798     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6799
6800     { EP_SLIPPERY,              "- slippery for falling elements"       },
6801     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6802
6803     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6804     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6805     { EP_DONT_TOUCH,            "- deadly when touching"                },
6806
6807     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6808
6809     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6810     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6811     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6812
6813     { EP_CAN_CHANGE,            "- can change to other element"         },
6814
6815     /* pre-defined properties */
6816     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6817     { EP_SWITCHABLE,            "- can be switched"                     },
6818     { EP_HAS_CONTENT,           "- can contain other elements"          },
6819
6820     { -1,                       NULL                                    }
6821   };
6822   char *filename = getElementDescriptionFilename(properties_element);
6823   char *percentage_text = "In this level:";
6824   char *properties_text = "Standard properties:";
6825   float percentage;
6826   int num_elements_in_level;
6827   int num_standard_properties = 0;
6828   int font1_nr = FONT_TEXT_1;
6829   int font2_nr = FONT_TEXT_2;
6830   int font1_width = getFontWidth(font1_nr);
6831   int font2_height = getFontHeight(font2_nr);
6832   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6833   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6834   int screen_line = 0;
6835   int i, x, y;
6836
6837 #if DEBUG
6838   if (IS_CUSTOM_ELEMENT(properties_element))
6839   {
6840     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6841               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6842     screen_line++;
6843   }
6844   else if (IS_GROUP_ELEMENT(properties_element))
6845   {
6846     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6847               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6848     screen_line++;
6849   }
6850 #endif
6851
6852   /* ----- print number of elements / percentage of this element in level */
6853
6854   num_elements_in_level = 0;
6855   for (y = 0; y < lev_fieldy; y++)
6856     for (x = 0; x < lev_fieldx; x++)
6857       if (Feld[x][y] == properties_element)
6858         num_elements_in_level++;
6859   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6860
6861   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6862             percentage_text);
6863   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6864             pad_y + screen_line++ * font2_height, font2_nr,
6865             "%d (%.2f%%)", num_elements_in_level, percentage);
6866
6867   screen_line++;
6868
6869   /* ----- print standard properties of this element */
6870
6871   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6872             properties_text);
6873
6874   for (i = 0; properties[i].value != -1; i++)
6875   {
6876     if (!HAS_PROPERTY(properties_element, properties[i].value))
6877       continue;
6878
6879     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6880               properties[i].text);
6881     num_standard_properties++;
6882   }
6883
6884   if (num_standard_properties == 0)
6885     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6886               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6887
6888   screen_line++;
6889
6890   /* ----- print special description of this element */
6891
6892   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6893   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6894     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6895 }
6896
6897 #define TEXT_COLLECTING         "Score for collecting"
6898 #define TEXT_SMASHING           "Score for smashing"
6899 #define TEXT_SLURPING           "Score for slurping"
6900 #define TEXT_CRACKING           "Score for cracking"
6901 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
6902 #define TEXT_DURATION           "Duration when activated"
6903 #define TEXT_BALL_DELAY         "Element generation delay"
6904 #define TEXT_MOVE_SPEED         "Speed of android moving"
6905 #define TEXT_CLONE_SPEED        "Speed of android cloning"
6906 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
6907 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
6908 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
6909 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
6910 #define TEXT_TIME_BONUS         "Extra time to solve level"
6911
6912 static struct
6913 {
6914   int element;
6915   int *value;
6916   char *text;
6917 } elements_with_counter[] =
6918 {
6919   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6920   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6921   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6922   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6923   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6924   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6925   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
6926   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
6927   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
6928   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
6929   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
6930   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
6931   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
6932   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
6933   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
6934   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
6935   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
6936   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
6937   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
6938   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
6939   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6940   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6941   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6942   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6943   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6944   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6945   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6946   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6947   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6948   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6949   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6950   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6951   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6952   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
6953   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
6954   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
6955   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
6956   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6957   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6958   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
6959   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
6960   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
6961   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6962   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6963   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6964   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6965   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
6966   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
6967   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
6968   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
6969   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
6970   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
6971   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
6972   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
6973   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
6974   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
6975   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
6976   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
6977   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
6978   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6979   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6980   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6981   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6982   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
6983   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
6984   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
6985
6986 #if 1
6987   { EL_TIMEGATE_SWITCH, &level.time_timegate,           TEXT_DURATION   },
6988   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
6989   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
6990   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
6991   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
6992   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
6993   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
6994   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
6995   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
6996   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
6997   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
6998   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
6999   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
7000   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
7001 #endif
7002
7003 #if 1
7004   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
7005   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
7006   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
7007   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
7008   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
7009   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
7010   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
7011   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
7012 #endif
7013
7014   { -1,                 NULL,                           NULL            }
7015 };
7016
7017 static boolean checkPropertiesConfig(int element)
7018 {
7019   int i;
7020
7021   if (IS_GEM(element) ||
7022       IS_CUSTOM_ELEMENT(element) ||
7023       IS_GROUP_ELEMENT(element) ||
7024       IS_ENVELOPE(element) ||
7025       ELEM_IS_PLAYER(element) ||
7026       HAS_CONTENT(element) ||
7027       CAN_GROW(element) ||
7028       COULD_MOVE_INTO_ACID(element) ||
7029       MAYBE_DONT_COLLIDE_WITH(element))
7030     return TRUE;
7031   else
7032     for (i = 0; elements_with_counter[i].element != -1; i++)
7033       if (elements_with_counter[i].element == element)
7034         return TRUE;
7035
7036   return FALSE;
7037 }
7038
7039 static void DrawPropertiesConfig()
7040 {
7041   int max_num_element_counters = 4;
7042   int num_element_counters = 0;
7043   int i;
7044
7045   if (!checkPropertiesConfig(properties_element))
7046   {
7047     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
7048
7049     return;
7050   }
7051
7052   /* check if there are elements where a value can be chosen for */
7053   for (i = 0; elements_with_counter[i].element != -1; i++)
7054   {
7055     if (elements_with_counter[i].element == properties_element)
7056     {
7057       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
7058
7059       counterbutton_info[counter_id].y =
7060         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
7061                          (CAN_GROW(properties_element) ? 1 : 0) +
7062                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
7063                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
7064                          num_element_counters);
7065
7066       counterbutton_info[counter_id].value = elements_with_counter[i].value;
7067       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
7068
7069       if (properties_element == EL_GAME_OF_LIFE ||
7070           properties_element == EL_BIOMAZE)
7071       {
7072         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
7073         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
7074       }
7075       else
7076       {
7077         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
7078         counterbutton_info[counter_id].min_value = MIN_SCORE;
7079         counterbutton_info[counter_id].max_value = MAX_SCORE;
7080       }
7081
7082       MapCounterButtons(counter_id);
7083
7084       num_element_counters++;
7085       if (num_element_counters >= max_num_element_counters)
7086         break;
7087     }
7088   }
7089
7090   if (HAS_CONTENT(properties_element))
7091   {
7092     /* draw stickybutton gadget */
7093     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7094
7095     if (IS_AMOEBOID(properties_element))
7096       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7097     else if (properties_element == EL_YAMYAM)
7098       DrawYamYamContentAreas();
7099   }
7100
7101   if (properties_element == EL_EMC_MAGIC_BALL)
7102     DrawMagicBallContentAreas();
7103
7104   if (ELEM_IS_PLAYER(properties_element))
7105   {
7106     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7107     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7108                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7109                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7110     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7111     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7112     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7113   }
7114
7115   if (IS_GEM(properties_element))
7116     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7117
7118   if (COULD_MOVE_INTO_ACID(properties_element) &&
7119       !ELEM_IS_PLAYER(properties_element) &&
7120       (!IS_CUSTOM_ELEMENT(properties_element) ||
7121        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7122   {
7123     /* set position for checkbutton for "can move into acid" */
7124     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7125       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7126     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7127       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7128                        HAS_CONTENT(properties_element) ? 1 : 0);
7129
7130     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7131   }
7132
7133   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7134     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7135
7136   if (properties_element == EL_SPRING)
7137     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7138
7139 #if 0
7140   if (properties_element == EL_BALLOON)
7141     MapSelectboxGadget(ED_SELECTBOX_ID_WIND_DIRECTION);
7142 #endif
7143
7144   if (CAN_GROW(properties_element))
7145   {
7146     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7147       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7148
7149     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7150   }
7151
7152   if (IS_ENVELOPE(properties_element))
7153   {
7154     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7155     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7156     int envelope_nr = properties_element - EL_ENVELOPE_1;
7157
7158     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7159     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7160
7161     /* display counter to choose size of envelope text area */
7162     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7163     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7164
7165     DrawEnvelopeTextArea(envelope_nr);
7166   }
7167
7168   if (IS_CUSTOM_ELEMENT(properties_element))
7169   {
7170     /* draw stickybutton gadget */
7171     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7172
7173     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7174     {
7175       /* draw checkbutton gadgets */
7176       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7177            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7178         MapCheckbuttonGadget(i);
7179
7180       /* draw counter gadgets */
7181       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7182            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7183         MapCounterButtons(i);
7184
7185       /* draw selectbox gadgets */
7186       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7187            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7188         MapSelectboxGadget(i);
7189
7190       /* draw textbutton gadgets */
7191       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7192
7193       /* draw text input gadgets */
7194       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7195
7196       /* draw drawing area gadgets */
7197       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7198     }
7199     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7200     {
7201       /* draw checkbutton gadgets */
7202       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7203            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7204         MapCheckbuttonGadget(i);
7205
7206       /* draw counter gadgets */
7207       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7208            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7209         MapCounterButtons(i);
7210
7211       /* draw selectbox gadgets */
7212       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7213            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7214         MapSelectboxGadget(i);
7215
7216       /* draw drawing area gadgets */
7217       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7218       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7219       DrawCustomContentArea();
7220     }
7221   }
7222   else if (IS_GROUP_ELEMENT(properties_element))
7223   {
7224     /* draw stickybutton gadget */
7225     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7226
7227     /* draw checkbutton gadgets */
7228     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7229     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7230
7231     /* draw counter gadgets */
7232     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7233
7234     /* draw selectbox gadgets */
7235     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7236
7237     /* draw textbutton gadgets */
7238     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7239
7240     /* draw drawing area gadgets */
7241     DrawGroupElementArea(properties_element);
7242
7243     /* draw text input gadgets */
7244     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7245
7246     /* draw drawing area gadgets */
7247     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7248   }
7249 }
7250
7251 static void DrawPropertiesChangeDrawingAreas()
7252 {
7253   if (IS_CUSTOM_ELEMENT(properties_element))
7254   {
7255     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7256     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7257
7258     DrawCustomChangeContentArea();
7259   }
7260
7261   redraw_mask |= REDRAW_FIELD;
7262 }
7263
7264 static void DrawPropertiesChange()
7265 {
7266   int i;
7267
7268   /* draw stickybutton gadget */
7269   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7270
7271   /* draw checkbutton gadgets */
7272   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7273        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7274     MapCheckbuttonGadget(i);
7275
7276   /* draw counter gadgets */
7277   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7278        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7279     MapCounterButtons(i);
7280
7281   /* draw selectbox gadgets */
7282   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7283        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7284     MapSelectboxGadget(i);
7285
7286   /* draw textbutton gadgets */
7287   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7288        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7289     MapTextbuttonGadget(i);
7290
7291   /* draw graphicbutton gadgets */
7292   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7293        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7294     MapGraphicbuttonGadget(i);
7295
7296   /* draw drawing area gadgets */
7297   DrawPropertiesChangeDrawingAreas();
7298 }
7299
7300 static void DrawElementName(int x, int y, int element)
7301 {
7302   char *element_name = getElementInfoText(element);
7303   int font_nr = FONT_TEXT_1;
7304   int font_width = getFontWidth(font_nr);
7305   int font_height = getFontHeight(font_nr);
7306   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7307   int max_chars_per_line = max_text_width / font_width;
7308   char buffer[max_chars_per_line + 1];
7309
7310   if (strlen(element_name) <= max_chars_per_line)
7311     DrawTextS(x, y, font_nr, element_name);
7312   else
7313   {
7314     int next_pos = max_chars_per_line;
7315
7316     strncpy(buffer, element_name, max_chars_per_line);
7317     buffer[max_chars_per_line] = '\0';
7318
7319     if (element_name[max_chars_per_line] == ' ')
7320       next_pos++;
7321     else
7322     {
7323       int i;
7324
7325       for (i = max_chars_per_line - 1; i >= 0; i--)
7326         if (buffer[i] == ' ')
7327           break;
7328
7329       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7330       {
7331         buffer[i] = '\0';
7332         next_pos = i + 1;
7333       }
7334     }
7335
7336     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7337
7338     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7339     buffer[max_chars_per_line] = '\0';
7340
7341     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7342   }
7343 }
7344
7345 static void DrawPropertiesWindow()
7346 {
7347   int xstart = 2;
7348   int ystart = 4;
7349
7350   stick_element_properties_window = FALSE;
7351
7352   /* make sure that previous properties edit mode exists for this element */
7353   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7354       !IS_CUSTOM_ELEMENT(properties_element))
7355     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7356
7357   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7358       IS_CUSTOM_ELEMENT(properties_element))
7359     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7360
7361   CopyElementPropertiesToEditor(properties_element);
7362
7363   UnmapLevelEditorWindowGadgets();
7364   UnmapLevelEditorToolboxDrawingGadgets();
7365   UnmapLevelEditorToolboxCustomGadgets();
7366
7367   if (IS_CUSTOM_ELEMENT(properties_element) ||
7368       IS_GROUP_ELEMENT(properties_element))
7369     MapLevelEditorToolboxCustomGadgets();
7370
7371   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7372   ClearWindow();
7373
7374   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7375            "Element Settings", FONT_TITLE_1);
7376
7377   DrawElementBorder(SX + xstart * MINI_TILEX,
7378                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7379                     TILEX, TILEY, FALSE);
7380   DrawGraphicAnimationExt(drawto,
7381                           SX + xstart * MINI_TILEX,
7382                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7383                           el2img(properties_element), -1, NO_MASKING);
7384
7385   FrameCounter = 0;     /* restart animation frame counter */
7386
7387   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7388                   properties_element);
7389
7390   DrawPropertiesTabulatorGadgets();
7391
7392   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7393     DrawPropertiesInfo();
7394   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7395     DrawPropertiesChange();
7396   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7397     DrawPropertiesConfig();
7398 }
7399
7400 static void UpdateCustomElementGraphicGadgets()
7401 {
7402   int i;
7403
7404   ModifyEditorElementList();
7405   RedrawDrawingElements();
7406
7407   /* force redraw of all mapped drawing area gadgets */
7408   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7409   {
7410     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7411
7412     if (gi->mapped)
7413       MapDrawingArea(i);
7414   }
7415 }
7416
7417 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7418 {
7419   int lx = sx + level_xpos;
7420   int ly = sy + level_ypos;
7421
7422   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7423
7424   if (change_level)
7425     Feld[lx][ly] = element;
7426 }
7427
7428 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7429                      int element, boolean change_level)
7430 {
7431   if (from_y == to_y)                   /* horizontal line */
7432   {
7433     int x;
7434     int y = from_y;
7435
7436     if (from_x > to_x)
7437       swap_numbers(&from_x, &to_x);
7438
7439     for (x = from_x; x <= to_x; x++)
7440       DrawLineElement(x, y, element, change_level);
7441   }
7442   else if (from_x == to_x)              /* vertical line */
7443   {
7444     int x = from_x;
7445     int y;
7446
7447     if (from_y > to_y)
7448       swap_numbers(&from_y, &to_y);
7449
7450     for (y = from_y; y <= to_y; y++)
7451       DrawLineElement(x, y, element, change_level);
7452   }
7453   else                                  /* diagonal line */
7454   {
7455     int len_x = ABS(to_x - from_x);
7456     int len_y = ABS(to_y - from_y);
7457     int x, y;
7458
7459     if (len_y < len_x)                  /* a < 1 */
7460     {
7461       float a = (float)len_y / (float)len_x;
7462
7463       if (from_x > to_x)
7464         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7465
7466       for (x = 0; x <= len_x; x++)
7467       {
7468         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7469         DrawLineElement(from_x + x, from_y + y, element, change_level);
7470       }
7471     }
7472     else                                /* a >= 1 */
7473     {
7474       float a = (float)len_x / (float)len_y;
7475
7476       if (from_y > to_y)
7477         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7478
7479       for (y = 0; y <= len_y; y++)
7480       {
7481         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7482         DrawLineElement(from_x + x, from_y + y, element, change_level);
7483       }
7484     }
7485   }
7486 }
7487
7488 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7489                     int element, boolean change_level)
7490 {
7491   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7492   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7493   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7494   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7495 }
7496
7497 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7498                           int element, boolean change_level)
7499 {
7500   int y;
7501
7502   if (from_y > to_y)
7503     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7504
7505   for (y = from_y; y <= to_y; y++)
7506     DrawLine(from_x, y, to_x, y, element, change_level);
7507 }
7508
7509 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7510                        int element, boolean change_level)
7511 {
7512   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7513   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7514   int len_x = ABS(to_x - from_x);
7515   int len_y = ABS(to_y - from_y);
7516   int radius, x, y;
7517
7518   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7519
7520   /* not optimal (some points get drawn twice) but simple,
7521      and fast enough for the few points we are drawing */
7522
7523   for (x = 0; x <= radius; x++)
7524   {
7525     int sx, sy, lx, ly;
7526
7527     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7528
7529     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7530     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7531     lx = sx + level_xpos;
7532     ly = sy + level_ypos;
7533
7534     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7535       DrawLineElement(sx, sy, element, change_level);
7536   }
7537
7538   for (y = 0; y <= radius; y++)
7539   {
7540     int sx, sy, lx, ly;
7541
7542     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7543
7544     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7545     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7546     lx = sx + level_xpos;
7547     ly = sy + level_ypos;
7548
7549     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7550       DrawLineElement(sx, sy, element, change_level);
7551   }
7552 }
7553
7554 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7555                     int element, boolean change_level)
7556 {
7557   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7558   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7559
7560   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7561 }
7562
7563 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7564
7565 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7566 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7567                        int element, boolean change_level)
7568 {
7569   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7570   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7571   int mirror_to_x2 = from_x - (to_x2 - from_x);
7572   int mirror_to_y2 = from_y - (to_y2 - from_y);
7573
7574   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7575   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7576   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7577   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7578 }
7579 #endif
7580
7581 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7582 {
7583   int from_sx, from_sy;
7584   int to_sx, to_sy;
7585
7586   if (from_x > to_x)
7587     swap_numbers(&from_x, &to_x);
7588
7589   if (from_y > to_y)
7590     swap_numbers(&from_y, &to_y);
7591
7592   from_sx = SX + from_x * MINI_TILEX;
7593   from_sy = SY + from_y * MINI_TILEY;
7594   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7595   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7596
7597   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7598   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7599   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7600   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7601
7602   if (from_x == to_x && from_y == to_y)
7603     MarkTileDirty(from_x/2, from_y/2);
7604   else
7605     redraw_mask |= REDRAW_FIELD;
7606 }
7607
7608 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7609                        int element, boolean change_level)
7610 {
7611   if (element == -1 || change_level)
7612     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7613   else
7614     DrawAreaBorder(from_x, from_y, to_x, to_y);
7615 }
7616
7617 /* values for CopyBrushExt() */
7618 #define CB_AREA_TO_BRUSH        0
7619 #define CB_BRUSH_TO_CURSOR      1
7620 #define CB_BRUSH_TO_LEVEL       2
7621 #define CB_DELETE_OLD_CURSOR    3
7622 #define CB_DUMP_BRUSH           4
7623 #define CB_DUMP_BRUSH_SMALL     5
7624
7625 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7626                          int button, int mode)
7627 {
7628   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7629   static int brush_width, brush_height;
7630   static int last_cursor_x = -1, last_cursor_y = -1;
7631   static boolean delete_old_brush;
7632   int new_element = BUTTON_ELEMENT(button);
7633   int x, y;
7634
7635   if (mode == CB_DUMP_BRUSH ||
7636       mode == CB_DUMP_BRUSH_SMALL)
7637   {
7638     if (!draw_with_brush)
7639     {
7640       Error(ERR_WARN, "no brush selected");
7641
7642       return;
7643     }
7644
7645     for (y = 0; y < brush_height; y++)
7646     {
7647       for (x = 0; x < brush_width; x++)
7648       {
7649         int element = brush_buffer[x][y];
7650         int element_mapped = element;
7651
7652         if (IS_CUSTOM_ELEMENT(element))
7653           element_mapped = EL_CUSTOM_START;
7654         else if (IS_GROUP_ELEMENT(element))
7655           element_mapped = EL_GROUP_START;
7656         else if (element >= NUM_FILE_ELEMENTS)
7657           element_mapped = EL_UNKNOWN;
7658
7659         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
7660       }
7661
7662       printf("\n");
7663     }
7664
7665     return;
7666   }
7667
7668   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7669     return;
7670
7671   if (mode == CB_AREA_TO_BRUSH)
7672   {
7673     int from_lx, from_ly;
7674
7675     if (from_x > to_x)
7676       swap_numbers(&from_x, &to_x);
7677
7678     if (from_y > to_y)
7679       swap_numbers(&from_y, &to_y);
7680
7681     brush_width = to_x - from_x + 1;
7682     brush_height = to_y - from_y + 1;
7683
7684     from_lx = from_x + level_xpos;
7685     from_ly = from_y + level_ypos;
7686
7687     for (y = 0; y < brush_height; y++)
7688     {
7689       for (x=0; x < brush_width; x++)
7690       {
7691         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7692
7693         if (button != 1)
7694           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7695       }
7696     }
7697
7698     if (button != 1)
7699       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7700
7701     delete_old_brush = FALSE;
7702   }
7703   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7704            mode == CB_BRUSH_TO_LEVEL)
7705   {
7706     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7707     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7708     int cursor_from_x = cursor_x - brush_width / 2;
7709     int cursor_from_y = cursor_y - brush_height / 2;
7710     int border_from_x = cursor_x, border_from_y = cursor_y;
7711     int border_to_x = cursor_x, border_to_y = cursor_y;
7712
7713     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7714       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7715
7716     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7717         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7718     {
7719       delete_old_brush = FALSE;
7720       return;
7721     }
7722
7723     for (y = 0; y < brush_height; y++)
7724     {
7725       for (x = 0; x < brush_width; x++)
7726       {
7727         int sx = cursor_from_x + x;
7728         int sy = cursor_from_y + y;
7729         int lx = sx + level_xpos;
7730         int ly = sy + level_ypos;
7731         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7732         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7733                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7734                        brush_buffer[x][y] : new_element);
7735
7736         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7737         {
7738           if (sx < border_from_x)
7739             border_from_x = sx;
7740           else if (sx > border_to_x)
7741             border_to_x = sx;
7742           if (sy < border_from_y)
7743             border_from_y = sy;
7744           else if (sy > border_to_y)
7745             border_to_y = sy;
7746
7747           DrawLineElement(sx, sy, element, change_level);
7748         }
7749       }
7750     }
7751
7752     if (mode != CB_DELETE_OLD_CURSOR)
7753       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7754
7755     last_cursor_x = cursor_x;
7756     last_cursor_y = cursor_y;
7757     delete_old_brush = TRUE;
7758   }
7759 }
7760
7761 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7762                             int button)
7763 {
7764   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7765 }
7766
7767 static void CopyBrushToLevel(int x, int y, int button)
7768 {
7769   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7770 }
7771
7772 static void CopyBrushToCursor(int x, int y)
7773 {
7774   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7775 }
7776
7777 static void DeleteBrushFromCursor()
7778 {
7779   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7780 }
7781
7782 void DumpBrush()
7783 {
7784   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7785 }
7786
7787 void DumpBrush_Small()
7788 {
7789   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
7790 }
7791
7792 static void FloodFill(int from_x, int from_y, int fill_element)
7793 {
7794   int i,x,y;
7795   int old_element;
7796   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7797   static int safety = 0;
7798
7799   /* check if starting field still has the desired content */
7800   if (Feld[from_x][from_y] == fill_element)
7801     return;
7802
7803   safety++;
7804
7805   if (safety > lev_fieldx*lev_fieldy)
7806     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7807
7808   old_element = Feld[from_x][from_y];
7809   Feld[from_x][from_y] = fill_element;
7810
7811   for (i = 0; i < 4; i++)
7812   {
7813     x = from_x + check[i][0];
7814     y = from_y + check[i][1];
7815
7816     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7817       FloodFill(x, y, fill_element);
7818   }
7819
7820   safety--;
7821 }
7822
7823 /* values for DrawLevelText() modes */
7824 #define TEXT_INIT               0
7825 #define TEXT_SETCURSOR          1
7826 #define TEXT_WRITECHAR          2
7827 #define TEXT_BACKSPACE          3
7828 #define TEXT_NEWLINE            4
7829 #define TEXT_END                5
7830 #define TEXT_QUERY_TYPING       6
7831
7832 static int DrawLevelText(int sx, int sy, char letter, int mode)
7833 {
7834   static short delete_buffer[MAX_LEV_FIELDX];
7835   static int start_sx, start_sy;
7836   static int last_sx, last_sy;
7837   static boolean typing = FALSE;
7838   int letter_element = EL_CHAR_ASCII0 + letter;
7839   int lx = 0, ly = 0;
7840
7841   /* map lower case letters to upper case and convert special characters */
7842   if (letter >= 'a' && letter <= 'z')
7843     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7844   else if (letter == 'ä' || letter == 'Ä')
7845     letter_element = EL_CHAR_AUMLAUT;
7846   else if (letter == 'ö' || letter == 'Ö')
7847     letter_element = EL_CHAR_OUMLAUT;
7848   else if (letter == 'ü' || letter == 'Ü')
7849     letter_element = EL_CHAR_UUMLAUT;
7850   else if (letter == '^')
7851     letter_element = EL_CHAR_COPYRIGHT;
7852   else
7853     letter_element = EL_CHAR_ASCII0 + letter;
7854
7855   if (mode != TEXT_INIT)
7856   {
7857     if (!typing)
7858       return FALSE;
7859
7860     if (mode != TEXT_SETCURSOR)
7861     {
7862       sx = last_sx;
7863       sy = last_sy;
7864     }
7865
7866     lx = last_sx + level_xpos;
7867     ly = last_sy + level_ypos;
7868   }
7869
7870   switch (mode)
7871   {
7872     case TEXT_INIT:
7873       if (typing)
7874         DrawLevelText(0, 0, 0, TEXT_END);
7875
7876       typing = TRUE;
7877       start_sx = last_sx = sx;
7878       start_sy = last_sy = sy;
7879       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7880       break;
7881
7882     case TEXT_SETCURSOR:
7883       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7884       DrawAreaBorder(sx, sy, sx, sy);
7885       last_sx = sx;
7886       last_sy = sy;
7887       break;
7888
7889     case TEXT_WRITECHAR:
7890       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7891       {
7892         delete_buffer[sx - start_sx] = Feld[lx][ly];
7893         Feld[lx][ly] = letter_element;
7894
7895         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7896           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7897         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7898           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7899         else
7900           DrawLevelText(0, 0, 0, TEXT_END);
7901
7902         level.changed = TRUE;
7903       }
7904       break;
7905
7906     case TEXT_BACKSPACE:
7907       if (sx > start_sx)
7908       {
7909         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7910         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7911         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7912       }
7913       break;
7914
7915     case TEXT_NEWLINE:
7916       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7917         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7918       else
7919         DrawLevelText(0, 0, 0, TEXT_END);
7920       break;
7921
7922     case TEXT_END:
7923       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7924       DrawMiniElement(sx, sy, Feld[lx][ly]);
7925       typing = FALSE;
7926       break;
7927
7928     case TEXT_QUERY_TYPING:
7929       break;
7930
7931     default:
7932       break;
7933   }
7934
7935   return typing;
7936 }
7937
7938 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7939                           int element, boolean change_level)
7940 {
7941   int lx = sx + level_xpos;
7942   int ly = sy + level_ypos;
7943
7944   if (element == -1)
7945     DrawMiniElement(sx, sy, Feld[lx][ly]);
7946   else
7947     DrawAreaBorder(sx, sy, sx, sy);
7948 }
7949
7950 static void CopyLevelToUndoBuffer(int mode)
7951 {
7952   static boolean accumulated_undo = FALSE;
7953   boolean new_undo_buffer_position = TRUE;
7954   int last_border_element;
7955   int x, y;
7956
7957   switch (mode)
7958   {
7959     case UNDO_IMMEDIATE:
7960       accumulated_undo = FALSE;
7961       break;
7962
7963     case UNDO_ACCUMULATE:
7964       if (accumulated_undo)
7965         new_undo_buffer_position = FALSE;
7966       accumulated_undo = TRUE;
7967       break;
7968
7969     default:
7970       break;
7971   }
7972
7973   if (new_undo_buffer_position)
7974   {
7975     /* new position in undo buffer ring */
7976     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
7977
7978     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
7979       undo_buffer_steps++;
7980   }
7981
7982   for (x = 0; x < lev_fieldx; x++)
7983     for (y = 0; y < lev_fieldy; y++)
7984       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
7985
7986   /* check if drawing operation forces change of border style */
7987   last_border_element = BorderElement;
7988   SetBorderElement();
7989   if (BorderElement != last_border_element)
7990     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7991
7992   level.changed = TRUE;
7993 }
7994
7995 static void RandomPlacement(int new_element)
7996 {
7997   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
7998   int num_free_positions = 0;
7999   int num_percentage, num_elements;
8000   int x, y;
8001
8002   /* determine number of free positions for randomly placing the new element */
8003   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
8004   {
8005     free_position[x][y] =
8006       (random_placement_background_restricted ?
8007        Feld[x][y] == random_placement_background_element :
8008        Feld[x][y] != new_element);
8009
8010     if (free_position[x][y])
8011       num_free_positions++;
8012   }
8013
8014   /* determine number of new elements to place there */
8015   num_percentage = num_free_positions * random_placement_value / 100;
8016   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
8017                   num_percentage : random_placement_value);
8018
8019   /* if less free positions than elements to place, fill all these positions */
8020   if (num_free_positions < num_elements)
8021   {
8022     for (x = 0; x < lev_fieldx; x++)
8023       for (y = 0; y < lev_fieldy; y++)
8024         if (free_position[x][y])
8025           Feld[x][y] = new_element;
8026   }
8027   else
8028   {
8029     while (num_elements > 0)
8030     {
8031       x = RND(lev_fieldx);
8032       y = RND(lev_fieldy);
8033
8034       /* don't place element at the same position twice */
8035       if (free_position[x][y])
8036       {
8037         free_position[x][y] = FALSE;
8038         Feld[x][y] = new_element;
8039         num_elements--;
8040       }
8041     }
8042   }
8043
8044   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8045   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8046 }
8047
8048 void WrapLevel(int dx, int dy)
8049 {
8050   int wrap_dx = lev_fieldx - dx;
8051   int wrap_dy = lev_fieldy - dy;
8052   int x, y;
8053
8054   for (x = 0; x < lev_fieldx; x++)
8055     for (y = 0; y < lev_fieldy; y++)
8056       FieldBackup[x][y] = Feld[x][y];
8057
8058   for (x = 0; x < lev_fieldx; x++)
8059     for (y = 0; y < lev_fieldy; y++)
8060       Feld[x][y] =
8061         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
8062
8063   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8064   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
8065 }
8066
8067 static void HandleDrawingAreas(struct GadgetInfo *gi)
8068 {
8069   static boolean started_inside_drawing_area = FALSE;
8070   int id = gi->custom_id;
8071   boolean button_press_event;
8072   boolean button_release_event;
8073   boolean inside_drawing_area = !gi->event.off_borders;
8074   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
8075   int actual_drawing_function;
8076   int button = gi->event.button;
8077   int new_element = BUTTON_ELEMENT(button);
8078   int sx = gi->event.x, sy = gi->event.y;
8079   int min_sx = 0, min_sy = 0;
8080   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
8081   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
8082   int lx = 0, ly = 0;
8083   int min_lx = 0, min_ly = 0;
8084   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8085   int x, y;
8086
8087   /* handle info callback for each invocation of action callback */
8088   gi->callback_info(gi);
8089
8090   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8091   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8092
8093   /* make sure to stay inside drawing area boundaries */
8094   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8095   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8096
8097   if (draw_level)
8098   {
8099     /* get positions inside level field */
8100     lx = sx + level_xpos;
8101     ly = sy + level_ypos;
8102
8103     if (!IN_LEV_FIELD(lx, ly))
8104       inside_drawing_area = FALSE;
8105
8106     /* make sure to stay inside level field boundaries */
8107     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8108     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8109
8110     /* correct drawing area positions accordingly */
8111     sx = lx - level_xpos;
8112     sy = ly - level_ypos;
8113   }
8114
8115   if (button_press_event)
8116     started_inside_drawing_area = inside_drawing_area;
8117
8118   if (!started_inside_drawing_area)
8119     return;
8120
8121 #if 1
8122   if (!IS_VALID_BUTTON(button))
8123     return;
8124 #endif
8125
8126   if (!button && !button_release_event)
8127     return;
8128
8129   /* automatically switch to 'single item' drawing mode, if needed */
8130   actual_drawing_function =
8131     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8132      drawing_function : GADGET_ID_SINGLE_ITEMS);
8133
8134   /* clicking into drawing area with pressed Control key picks element */
8135   if (GetKeyModState() & KMOD_Control)
8136   {
8137     last_drawing_function = drawing_function;
8138     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8139   }
8140
8141   switch (actual_drawing_function)
8142   {
8143     case GADGET_ID_SINGLE_ITEMS:
8144       if (draw_level)
8145       {
8146         if (button_release_event)
8147         {
8148           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8149
8150           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8151               !inside_drawing_area)
8152             DeleteBrushFromCursor();
8153         }
8154
8155         if (!button)
8156           break;
8157
8158         if (draw_with_brush)
8159         {
8160           if (!button_release_event)
8161             CopyBrushToLevel(sx, sy, button);
8162         }
8163         else if (new_element != Feld[lx][ly])
8164         {
8165           if (new_element == EL_PLAYER_1)
8166           {
8167             /* remove player at old position */
8168             for (y = 0; y < lev_fieldy; y++)
8169             {
8170               for (x = 0; x < lev_fieldx; x++)
8171               {
8172                 if (Feld[x][y] == EL_PLAYER_1)
8173                 {
8174                   Feld[x][y] = EL_EMPTY;
8175                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8176                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8177                     DrawMiniElement(x - level_xpos, y - level_ypos,
8178                                     EL_EMPTY);
8179                 }
8180               }
8181             }
8182           }
8183
8184           Feld[lx][ly] = new_element;
8185           DrawMiniElement(sx, sy, new_element);
8186         }
8187       }
8188       else
8189       {
8190         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8191           DrawMiniGraphicExt(drawto,
8192                              gi->x + sx * MINI_TILEX,
8193                              gi->y + sy * MINI_TILEY,
8194                              el2edimg(new_element));
8195         else
8196           DrawGraphicExt(drawto,
8197                          gi->x + sx * TILEX,
8198                          gi->y + sy * TILEY,
8199                          el2img(new_element), 0);
8200
8201         if (id == GADGET_ID_AMOEBA_CONTENT)
8202           level.amoeba_content = new_element;
8203         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8204         {
8205           new_element = GFX_ELEMENT(new_element);
8206           custom_element.gfx_element = new_element;
8207
8208           CopyElementPropertiesToGame(properties_element);
8209
8210           UpdateCustomElementGraphicGadgets();
8211
8212           FrameCounter = 0;     /* restart animation frame counter */
8213         }
8214         else if (id == GADGET_ID_CUSTOM_CONTENT)
8215         {
8216           custom_element.content.e[sx][sy] = new_element;
8217
8218           CopyCustomElementPropertiesToGame(properties_element);
8219         }
8220         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8221         {
8222           custom_element.move_enter_element = new_element;
8223
8224           CopyCustomElementPropertiesToGame(properties_element);
8225         }
8226         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8227         {
8228           custom_element.move_leave_element = new_element;
8229
8230           CopyCustomElementPropertiesToGame(properties_element);
8231         }
8232         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8233         {
8234           custom_element_change.target_element = new_element;
8235
8236           CopyCustomElementPropertiesToGame(properties_element);
8237         }
8238         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8239         {
8240           custom_element_change.target_content.e[sx][sy] = new_element;
8241
8242           CopyCustomElementPropertiesToGame(properties_element);
8243         }
8244         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8245         {
8246           custom_element_change.trigger_element = new_element;
8247
8248           CopyCustomElementPropertiesToGame(properties_element);
8249         }
8250         else if (id == GADGET_ID_GROUP_CONTENT)
8251         {
8252           group_element_info.element[sx] = new_element;
8253
8254           CopyGroupElementPropertiesToGame(properties_element);
8255         }
8256         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8257           random_placement_background_element = new_element;
8258         else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8259                  id <= GADGET_ID_YAMYAM_CONTENT_7)
8260           level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0].e[sx][sy] =
8261             new_element;
8262         else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8263                  id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8264           level.ball_content[id - GADGET_ID_MAGIC_BALL_CONTENT_0].e[sx][sy] =
8265             new_element;
8266       }
8267       break;
8268
8269     case GADGET_ID_CONNECTED_ITEMS:
8270       {
8271         static int last_sx = -1;
8272         static int last_sy = -1;
8273
8274         if (button_release_event)
8275           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8276
8277         if (button)
8278         {
8279           if (!button_press_event)
8280             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8281
8282           last_sx = sx;
8283           last_sy = sy;
8284         }
8285       }
8286       break;
8287
8288     case GADGET_ID_LINE:
8289     case GADGET_ID_ARC:
8290     case GADGET_ID_RECTANGLE:
8291     case GADGET_ID_FILLED_BOX:
8292     case GADGET_ID_GRAB_BRUSH:
8293     case GADGET_ID_TEXT:
8294       {
8295         static int last_sx = -1;
8296         static int last_sy = -1;
8297         static int start_sx = -1;
8298         static int start_sy = -1;
8299         void (*draw_func)(int, int, int, int, int, boolean);
8300
8301         if (drawing_function == GADGET_ID_LINE)
8302           draw_func = DrawLine;
8303         else if (drawing_function == GADGET_ID_ARC)
8304           draw_func = DrawArc;
8305         else if (drawing_function == GADGET_ID_RECTANGLE)
8306           draw_func = DrawBox;
8307         else if (drawing_function == GADGET_ID_FILLED_BOX)
8308           draw_func = DrawFilledBox;
8309         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8310           draw_func = SelectArea;
8311         else /* (drawing_function == GADGET_ID_TEXT) */
8312           draw_func = SetTextCursor;
8313
8314         if (button_press_event)
8315         {
8316           draw_func(sx, sy, sx, sy, new_element, FALSE);
8317           start_sx = last_sx = sx;
8318           start_sy = last_sy = sy;
8319
8320           if (drawing_function == GADGET_ID_TEXT)
8321             DrawLevelText(0, 0, 0, TEXT_END);
8322         }
8323         else if (button_release_event)
8324         {
8325           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8326           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8327           {
8328             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8329             CopyBrushToCursor(sx, sy);
8330             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8331                           MB_LEFTBUTTON);
8332             draw_with_brush = TRUE;
8333           }
8334           else if (drawing_function == GADGET_ID_TEXT)
8335             DrawLevelText(sx, sy, 0, TEXT_INIT);
8336           else
8337             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8338         }
8339         else if (last_sx != sx || last_sy != sy)
8340         {
8341           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8342           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8343           last_sx = sx;
8344           last_sy = sy;
8345         }
8346       }
8347       break;
8348
8349     case GADGET_ID_FLOOD_FILL:
8350       if (button_press_event && Feld[lx][ly] != new_element)
8351       {
8352         FloodFill(lx, ly, new_element);
8353         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8354         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8355       }
8356       break;
8357
8358     case GADGET_ID_PICK_ELEMENT:
8359       if (button_release_event)
8360         ClickOnGadget(level_editor_gadget[last_drawing_function],
8361                       MB_LEFTBUTTON);
8362       else if (draw_level)
8363         PickDrawingElement(button, Feld[lx][ly]);
8364       else if (id == GADGET_ID_AMOEBA_CONTENT)
8365         PickDrawingElement(button, level.amoeba_content);
8366       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8367         PickDrawingElement(button, custom_element.gfx_element);
8368       else if (id == GADGET_ID_CUSTOM_CONTENT)
8369         PickDrawingElement(button, custom_element.content.e[sx][sy]);
8370       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8371         PickDrawingElement(button, custom_element.move_enter_element);
8372       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8373         PickDrawingElement(button, custom_element.move_leave_element);
8374       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8375         PickDrawingElement(button, custom_element_change.target_element);
8376       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8377         PickDrawingElement(button, custom_element_change.target_content.e[sx][sy]);
8378       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8379         PickDrawingElement(button, custom_element_change.trigger_element);
8380       else if (id == GADGET_ID_GROUP_CONTENT)
8381         PickDrawingElement(button, group_element_info.element[sx]);
8382       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8383         PickDrawingElement(button, random_placement_background_element);
8384       else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8385                id <= GADGET_ID_YAMYAM_CONTENT_7)
8386       {
8387         int i = id - GADGET_ID_YAMYAM_CONTENT_0;
8388
8389         PickDrawingElement(button, level.yamyam_content[i].e[sx][sy]);
8390       }
8391       else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8392                id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8393       {
8394         int i = id - GADGET_ID_MAGIC_BALL_CONTENT_0;
8395
8396         PickDrawingElement(button, level.ball_content[i].e[sx][sy]);
8397       }
8398
8399       break;
8400
8401     default:
8402       break;
8403   }
8404 }
8405
8406 static void HandleCounterButtons(struct GadgetInfo *gi)
8407 {
8408   int gadget_id = gi->custom_id;
8409   int counter_id = gi->custom_type_id;
8410   int button = gi->event.button;
8411   int *counter_value = counterbutton_info[counter_id].value;
8412   int step = BUTTON_STEPSIZE(button) *
8413     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8414
8415   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8416   {
8417     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8418     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8419     boolean level_changed = LevelChanged();
8420
8421     if ((level_changed && pressed) || (!level_changed && released))
8422       return;
8423
8424     if (level_changed && !Request("Level has changed ! Discard changes ?",
8425                                   REQ_ASK))
8426     {
8427       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8428         ModifyEditorCounterValue(counter_id, *counter_value);
8429
8430       return;
8431     }
8432   }
8433
8434   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8435     *counter_value = gi->textinput.number_value;
8436   else
8437     ModifyEditorCounterValue(counter_id, *counter_value + step);
8438
8439   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8440   {
8441       LoadLevel(level_nr);
8442       TapeErase();
8443       ResetUndoBuffer();
8444       DrawEditModeWindow();
8445
8446       return;
8447   }
8448
8449   switch (counter_id)
8450   {
8451     case ED_COUNTER_ID_YAMYAM_CONTENT:
8452       DrawYamYamContentAreas();
8453       break;
8454
8455     case ED_COUNTER_ID_GROUP_CONTENT:
8456       DrawGroupElementArea(properties_element);
8457       CopyGroupElementPropertiesToGame(properties_element);
8458       break;
8459
8460     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8461     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8462       DrawEnvelopeTextArea(-1);
8463       break;
8464
8465     case ED_COUNTER_ID_LEVEL_XSIZE:
8466     case ED_COUNTER_ID_LEVEL_YSIZE:
8467       lev_fieldx = level.fieldx;
8468       lev_fieldy = level.fieldy;
8469       break;
8470
8471     default:
8472       break;
8473   }
8474
8475   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8476        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8477       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8478        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8479     CopyElementPropertiesToGame(properties_element);
8480
8481   level.changed = TRUE;
8482 }
8483
8484 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8485 {
8486   int type_id = gi->custom_type_id;
8487
8488   strcpy(textinput_info[type_id].value, gi->textinput.value);
8489
8490   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8491   {
8492     CopyElementPropertiesToGame(properties_element);
8493
8494     ModifyEditorElementList();  /* update changed button info text */
8495   }
8496
8497   level.changed = TRUE;
8498 }
8499
8500 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8501 {
8502   int type_id = gi->custom_type_id;
8503
8504   strcpy(textarea_info[type_id].value, gi->textarea.value);
8505
8506   level.changed = TRUE;
8507 }
8508
8509 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8510 {
8511   int type_id = gi->custom_type_id;
8512
8513   *selectbox_info[type_id].value =
8514     selectbox_info[type_id].options[gi->selectbox.index].value;
8515
8516   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8517   {
8518     element_info[properties_element].current_change_page = gi->selectbox.index;
8519
8520     DrawPropertiesWindow();
8521   }
8522   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8523             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8524            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8525             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8526            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8527   {
8528     CopyElementPropertiesToGame(properties_element);
8529
8530     level.changed = TRUE;
8531   }
8532 }
8533
8534 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8535 {
8536   int type_id = gi->custom_type_id;
8537   int i;
8538
8539   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8540       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8541   {
8542     edit_mode_properties = gi->custom_type_id;
8543
8544     DrawPropertiesWindow();
8545   }
8546   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8547   {
8548     char *template_filename = getDefaultLevelFilename(-1);
8549     boolean new_template = !fileExists(template_filename);
8550
8551     if (new_template ||
8552         Request("Save this template and kill the old ?", REQ_ASK))
8553       SaveLevelTemplate();
8554
8555     if (new_template)
8556       Request("Template saved !", REQ_CONFIRM);
8557   }
8558   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8559            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8560   {
8561     struct ElementInfo *ei = &element_info[properties_element];
8562
8563     setElementChangePages(ei, ei->num_change_pages + 1);
8564
8565     /* set new change page to be new current change page */
8566     ei->current_change_page = ei->num_change_pages - 1;
8567     ei->change = &ei->change_page[ei->current_change_page];
8568
8569     setElementChangeInfoToDefaults(ei->change);
8570
8571     DrawPropertiesWindow();
8572
8573     level.changed = TRUE;
8574   }
8575   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8576            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8577   {
8578     struct ElementInfo *ei = &element_info[properties_element];
8579
8580     /* copy all change pages after change page to be deleted */
8581     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8582       ei->change_page[i] = ei->change_page[i + 1];
8583
8584     setElementChangePages(ei, ei->num_change_pages - 1);
8585
8586     DrawPropertiesWindow();
8587
8588     level.changed = TRUE;
8589   }
8590 }
8591
8592 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8593 {
8594   int type_id = gi->custom_type_id;
8595
8596   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8597       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8598   {
8599     struct ElementInfo *ei = &element_info[properties_element];
8600     int step = BUTTON_STEPSIZE(gi->event.button);
8601
8602     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8603     ei->current_change_page += step;
8604
8605     if (ei->current_change_page < 0)
8606       ei->current_change_page = 0;
8607     else if (ei->current_change_page >= ei->num_change_pages)
8608       ei->current_change_page = ei->num_change_pages - 1;
8609
8610     DrawPropertiesWindow();
8611   }
8612   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8613            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8614   {
8615     struct ElementInfo *ei = &element_info[properties_element];
8616     int current_change_page = ei->current_change_page;
8617
8618     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8619       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8620         ei->change_page[current_change_page];
8621     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8622     {
8623       ei->change_page[current_change_page] =
8624         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8625
8626       level.changed = TRUE;
8627     }
8628
8629     DrawPropertiesWindow();
8630   }
8631 }
8632
8633 static void HandleRadiobuttons(struct GadgetInfo *gi)
8634 {
8635   *radiobutton_info[gi->custom_type_id].value =
8636     radiobutton_info[gi->custom_type_id].checked_value;
8637
8638   level.changed = TRUE;
8639 }
8640
8641 static void HandleCheckbuttons(struct GadgetInfo *gi)
8642 {
8643   int type_id = gi->custom_type_id;
8644
8645   *checkbutton_info[type_id].value ^= TRUE;
8646
8647   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8648       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8649       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8650       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8651          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8652         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8653          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8654        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8655   {
8656     CopyElementPropertiesToGame(properties_element);
8657   }
8658
8659   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8660   {
8661     UpdateCustomElementGraphicGadgets();
8662   }
8663   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8664   {
8665     char *template_filename = getDefaultLevelFilename(-1);
8666
8667     if (level.use_custom_template && !fileExists(template_filename))
8668     {
8669       Request("No level template found !", REQ_CONFIRM);
8670
8671       level.use_custom_template = FALSE;
8672       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8673
8674       return;
8675     }
8676
8677     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8678
8679     DrawEditModeWindow();
8680   }
8681
8682   level.changed = TRUE;
8683 }
8684
8685 static void HandleControlButtons(struct GadgetInfo *gi)
8686 {
8687   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8688   static int last_edit_mode = ED_MODE_DRAWING;
8689   static int last_custom_copy_mode = -1;
8690   int id = gi->custom_id;
8691   int button = gi->event.button;
8692   int step = BUTTON_STEPSIZE(button);
8693   int new_element = BUTTON_ELEMENT(button);
8694   int x, y;
8695
8696 #if 0
8697   /* MAKES PROBLEMS WITH ELEMENT LIST SCROLLBAR AND IS PROBABLY NOT NEEDED */
8698   /* !!! CHECK WHAT HAPPENS WHEN MOUSE WHEEL IS USED OVER ELEMENT LIST !!! */
8699
8700   if (!IS_VALID_BUTTON(button))
8701     return;
8702 #endif
8703
8704   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8705     DrawLevelText(0, 0, 0, TEXT_END);
8706
8707   if (id < ED_NUM_CTRL1_BUTTONS &&
8708       id != GADGET_ID_SINGLE_ITEMS &&
8709       id != GADGET_ID_PROPERTIES &&
8710       id != GADGET_ID_PICK_ELEMENT &&
8711       edit_mode != ED_MODE_DRAWING &&
8712       drawing_function != GADGET_ID_PICK_ELEMENT &&
8713       !(GetKeyModState() & KMOD_Control))
8714   {
8715     DrawDrawingWindow();
8716     edit_mode = ED_MODE_DRAWING;
8717   }
8718
8719   /* element copy mode active, but no element button pressed => deactivate */
8720   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8721     last_custom_copy_mode = -1;
8722
8723   switch (id)
8724   {
8725     case GADGET_ID_SCROLL_LEFT:
8726       if (level_xpos >= 0)
8727       {
8728         if (lev_fieldx < ed_fieldx - 2)
8729           break;
8730
8731         level_xpos -= step;
8732         if (level_xpos < -1)
8733           level_xpos = -1;
8734         if (button == 1)
8735           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8736         else
8737           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8738
8739         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8740                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8741       }
8742       break;
8743
8744     case GADGET_ID_SCROLL_RIGHT:
8745       if (level_xpos <= lev_fieldx - ed_fieldx)
8746       {
8747         if (lev_fieldx < ed_fieldx - 2)
8748           break;
8749
8750         level_xpos += step;
8751         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8752           level_xpos = lev_fieldx - ed_fieldx + 1;
8753         if (button == 1)
8754           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8755         else
8756           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8757
8758         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8759                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8760       }
8761       break;
8762
8763     case GADGET_ID_SCROLL_UP:
8764       if (level_ypos >= 0)
8765       {
8766         if (lev_fieldy < ed_fieldy - 2)
8767           break;
8768
8769         level_ypos -= step;
8770         if (level_ypos < -1)
8771           level_ypos = -1;
8772         if (button == 1)
8773           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8774         else
8775           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8776
8777         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8778                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8779       }
8780       break;
8781
8782     case GADGET_ID_SCROLL_DOWN:
8783       if (level_ypos <= lev_fieldy - ed_fieldy)
8784       {
8785         if (lev_fieldy < ed_fieldy - 2)
8786           break;
8787
8788         level_ypos += step;
8789         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8790           level_ypos = lev_fieldy - ed_fieldy + 1;
8791         if (button == 1)
8792           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8793         else
8794           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8795
8796         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8797                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8798       }
8799       break;
8800
8801     case GADGET_ID_SCROLL_HORIZONTAL:
8802       level_xpos = gi->event.item_position - 1;
8803       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8804       break;
8805
8806     case GADGET_ID_SCROLL_VERTICAL:
8807       level_ypos = gi->event.item_position - 1;
8808       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8809       break;
8810
8811     case GADGET_ID_SCROLL_LIST_UP:
8812     case GADGET_ID_SCROLL_LIST_DOWN:
8813     case GADGET_ID_SCROLL_LIST_VERTICAL:
8814       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8815         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8816       else
8817       {
8818         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8819         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8820
8821         if (element_shift < 0)
8822           element_shift = 0;
8823         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8824           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8825
8826         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8827                      GDI_SCROLLBAR_ITEM_POSITION,
8828                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8829       }
8830
8831       ModifyEditorElementList();
8832
8833       break;
8834
8835     case GADGET_ID_WRAP_LEFT:
8836       WrapLevel(-step, 0);
8837       break;
8838
8839     case GADGET_ID_WRAP_RIGHT:
8840       WrapLevel(step, 0);
8841       break;
8842
8843     case GADGET_ID_WRAP_UP:
8844       WrapLevel(0, -step);
8845       break;
8846
8847     case GADGET_ID_WRAP_DOWN:
8848       WrapLevel(0, step);
8849       break;
8850
8851     case GADGET_ID_SINGLE_ITEMS:
8852     case GADGET_ID_CONNECTED_ITEMS:
8853     case GADGET_ID_LINE:
8854     case GADGET_ID_ARC:
8855     case GADGET_ID_TEXT:
8856     case GADGET_ID_RECTANGLE:
8857     case GADGET_ID_FILLED_BOX:
8858     case GADGET_ID_FLOOD_FILL:
8859     case GADGET_ID_GRAB_BRUSH:
8860     case GADGET_ID_PICK_ELEMENT:
8861       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8862         last_drawing_function = drawing_function;
8863       drawing_function = id;
8864       draw_with_brush = FALSE;
8865       break;
8866
8867     case GADGET_ID_RANDOM_PLACEMENT:
8868       RandomPlacement(new_element);
8869       break;
8870
8871     case GADGET_ID_PROPERTIES:
8872       if (edit_mode != ED_MODE_PROPERTIES)
8873       {
8874         properties_element = new_element;
8875         DrawPropertiesWindow();
8876         edit_mode = ED_MODE_PROPERTIES;
8877
8878         last_level_drawing_function = drawing_function;
8879         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8880                       MB_LEFTBUTTON);
8881       }
8882       else
8883       {
8884         DrawDrawingWindow();
8885         edit_mode = ED_MODE_DRAWING;
8886
8887         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8888                       MB_LEFTBUTTON);
8889       }
8890       break;
8891
8892     case GADGET_ID_CUSTOM_COPY_FROM:
8893     case GADGET_ID_CUSTOM_COPY_TO:
8894     case GADGET_ID_CUSTOM_EXCHANGE:
8895       last_custom_copy_mode = id;
8896       last_drawing_function = drawing_function;
8897       break;
8898
8899     case GADGET_ID_CUSTOM_COPY:
8900       CopyCustomElement(properties_element, -1, id);
8901       break;
8902
8903     case GADGET_ID_CUSTOM_PASTE:
8904       CopyCustomElement(-1, properties_element, id);
8905       break;
8906
8907     case GADGET_ID_UNDO:
8908       if (undo_buffer_steps == 0)
8909       {
8910         Request("Undo buffer empty !", REQ_CONFIRM);
8911         break;
8912       }
8913
8914       if (edit_mode != ED_MODE_DRAWING)
8915       {
8916         DrawDrawingWindow();
8917         edit_mode = ED_MODE_DRAWING;
8918       }
8919
8920       undo_buffer_position =
8921         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8922       undo_buffer_steps--;
8923
8924       for (x = 0; x < lev_fieldx; x++)
8925         for (y = 0; y < lev_fieldy; y++)
8926           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8927       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8928       break;
8929
8930     case GADGET_ID_INFO:
8931       if (edit_mode != ED_MODE_INFO)
8932       {
8933         last_edit_mode = edit_mode;
8934         edit_mode = ED_MODE_INFO;
8935
8936         DrawLevelInfoWindow();
8937       }
8938       else
8939       {
8940         edit_mode = last_edit_mode;
8941
8942         DrawEditModeWindow();
8943       }
8944       break;
8945
8946     case GADGET_ID_CLEAR:
8947       if (edit_mode != ED_MODE_DRAWING)
8948       {
8949         DrawDrawingWindow();
8950         edit_mode = ED_MODE_DRAWING;
8951       }
8952
8953       for (x = 0; x < MAX_LEV_FIELDX; x++)
8954         for (y = 0; y < MAX_LEV_FIELDY; y++)
8955           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8956
8957       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8958
8959       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8960       break;
8961
8962     case GADGET_ID_SAVE:
8963       if (leveldir_current->readonly)
8964       {
8965         Request("This level is read only !", REQ_CONFIRM);
8966         break;
8967       }
8968
8969       if (!LevelContainsPlayer())
8970         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8971       else
8972       {
8973         char *level_filename = getDefaultLevelFilename(level_nr);
8974         boolean new_level = !fileExists(level_filename);
8975
8976         if (new_level ||
8977             Request("Save this level and kill the old ?", REQ_ASK))
8978         {
8979           CopyPlayfield(Feld, level.field);
8980
8981           SaveLevel(level_nr);
8982         }
8983
8984         if (new_level)
8985           Request("Level saved !", REQ_CONFIRM);
8986
8987         level.changed = FALSE;
8988       }
8989       break;
8990
8991     case GADGET_ID_TEST:
8992       if (!LevelContainsPlayer())
8993         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8994       else
8995       {
8996         if (LevelChanged())
8997           level.game_version = GAME_VERSION_ACTUAL;
8998
8999         CopyPlayfield(level.field, FieldBackup);
9000         CopyPlayfield(Feld, level.field);
9001
9002         CopyNativeLevel_RND_to_Native(&level);
9003
9004         UnmapLevelEditorGadgets();
9005         UndrawSpecialEditorDoor();
9006
9007         CloseDoor(DOOR_CLOSE_ALL);
9008
9009         DrawCompleteVideoDisplay();
9010
9011         level_editor_test_game = TRUE;
9012
9013         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
9014       }
9015       break;
9016
9017     case GADGET_ID_EXIT:
9018       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
9019       break;
9020
9021     default:
9022       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
9023           id <= GADGET_ID_ELEMENTLIST_LAST)
9024       {
9025         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
9026         int new_element = editor_elements[element_position + element_shift];
9027
9028         if (last_custom_copy_mode != -1)
9029         {
9030           if (CopyCustomElement(properties_element, new_element,
9031                                 last_custom_copy_mode))
9032           {
9033             ClickOnGadget(level_editor_gadget[last_drawing_function],
9034                           MB_LEFTBUTTON);
9035
9036             last_custom_copy_mode = -1;
9037           }
9038
9039           break;
9040         }
9041
9042         PickDrawingElement(button, new_element);
9043
9044         if (!stick_element_properties_window &&
9045             drawing_function != GADGET_ID_PICK_ELEMENT &&
9046             !(GetKeyModState() & KMOD_Control))
9047         {
9048           properties_element = new_element;
9049           if (edit_mode == ED_MODE_PROPERTIES)
9050             DrawPropertiesWindow();
9051         }
9052
9053         if (drawing_function == GADGET_ID_PICK_ELEMENT)
9054           ClickOnGadget(level_editor_gadget[last_drawing_function],
9055                         MB_LEFTBUTTON);
9056       }
9057 #ifdef DEBUG
9058       else if (gi->event.type == GD_EVENT_PRESSED)
9059         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
9060       else if (gi->event.type == GD_EVENT_RELEASED)
9061         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
9062       else if (gi->event.type == GD_EVENT_MOVING)
9063         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
9064       else
9065         printf("default: HandleControlButtons: ? (id == %d)\n", id);
9066 #endif
9067       break;
9068   }
9069 }
9070
9071 void HandleLevelEditorKeyInput(Key key)
9072 {
9073   char letter = getCharFromKey(key);
9074   int button = MB_LEFTBUTTON;
9075
9076   if (drawing_function == GADGET_ID_TEXT &&
9077       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
9078   {
9079     if (letter)
9080       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
9081     else if (key == KSYM_Delete || key == KSYM_BackSpace)
9082       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
9083     else if (key == KSYM_Return)
9084       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
9085     else if (key == KSYM_Escape)
9086       DrawLevelText(0, 0, 0, TEXT_END);
9087   }
9088   else if (button_status == MB_RELEASED)
9089   {
9090     int i, id = GADGET_ID_NONE;
9091
9092     switch (key)
9093     {
9094       case KSYM_Left:
9095         id = GADGET_ID_SCROLL_LEFT;
9096         break;
9097       case KSYM_Right:
9098         id = GADGET_ID_SCROLL_RIGHT;
9099         break;
9100       case KSYM_Up:
9101         id = GADGET_ID_SCROLL_UP;
9102         break;
9103       case KSYM_Down:
9104         id = GADGET_ID_SCROLL_DOWN;
9105         break;
9106       case KSYM_Page_Up:
9107         id = GADGET_ID_SCROLL_LIST_UP;
9108         button = MB_RIGHTBUTTON;
9109         break;
9110       case KSYM_Page_Down:
9111         id = GADGET_ID_SCROLL_LIST_DOWN;
9112         button = MB_RIGHTBUTTON;
9113         break;
9114
9115       case KSYM_Escape:
9116         if (edit_mode == ED_MODE_DRAWING)
9117         {
9118           RequestExitLevelEditor(setup.ask_on_escape);
9119         }
9120         else if (edit_mode == ED_MODE_INFO)
9121         {
9122           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9123         }
9124         else if (edit_mode == ED_MODE_PROPERTIES)
9125         {
9126           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9127         }
9128         else            /* should never happen */
9129         {
9130           DrawDrawingWindow();
9131           edit_mode = ED_MODE_DRAWING;
9132         }
9133         break;
9134
9135       default:
9136         break;
9137     }
9138
9139     if (id != GADGET_ID_NONE)
9140       ClickOnGadget(level_editor_gadget[id], button);
9141     else if (letter == '.')
9142       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9143     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9144       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9145     else
9146       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9147         if (letter && letter == control_info[i].shortcut)
9148           if (!anyTextGadgetActive())
9149             ClickOnGadget(level_editor_gadget[i], button);
9150   }
9151 }
9152
9153 void HandleLevelEditorIdle()
9154 {
9155   static unsigned long action_delay = 0;
9156   unsigned long action_delay_value = GameFrameDelay;
9157   int xpos = 1, ypos = 2;
9158
9159   if (edit_mode != ED_MODE_PROPERTIES)
9160     return;
9161
9162   if (!DelayReached(&action_delay, action_delay_value))
9163     return;
9164
9165   DrawGraphicAnimationExt(drawto,
9166                           SX + xpos * TILEX,
9167                           SY + ypos * TILEY + MINI_TILEY / 2,
9168                           el2img(properties_element), -1, NO_MASKING);
9169
9170   MarkTileDirty(xpos, ypos);
9171   MarkTileDirty(xpos, ypos + 1);
9172
9173   FrameCounter++;       /* increase animation frame counter */
9174 }
9175
9176 void ClearEditorGadgetInfoText()
9177 {
9178   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9179 }
9180
9181 void HandleEditorGadgetInfoText(void *ptr)
9182 {
9183   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9184   char infotext[MAX_OUTPUT_LINESIZE + 1];
9185   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9186   int max_infotext_len = getMaxInfoTextLength();
9187
9188   if (game_status != GAME_MODE_EDITOR)
9189     return;
9190
9191   ClearEditorGadgetInfoText();
9192
9193   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9194     return;
9195
9196   /* misuse this function to delete brush cursor, if needed */
9197   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9198     DeleteBrushFromCursor();
9199
9200   if (gi == NULL || gi->info_text == NULL)
9201     return;
9202
9203   strncpy(infotext, gi->info_text, max_infotext_len);
9204   infotext[max_infotext_len] = '\0';
9205
9206   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9207   {
9208     int key = control_info[gi->custom_id].shortcut;
9209
9210     if (key)
9211     {
9212       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9213         sprintf(shortcut, " ('.' or '%c')", key);
9214       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9215         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9216       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9217         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9218       else                                              /* normal case */
9219         sprintf(shortcut, " ('%s%c')",
9220                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9221
9222       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9223         strcat(infotext, shortcut);
9224     }
9225   }
9226
9227   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9228 }
9229
9230 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9231 {
9232   static int start_lx, start_ly;
9233   int id = gi->custom_id;
9234   int sx = gi->event.x;
9235   int sy = gi->event.y;
9236   int lx = sx + level_xpos;
9237   int ly = sy + level_ypos;
9238   int min_sx = 0, min_sy = 0;
9239   int max_sx = gi->drawing.area_xsize - 1;
9240   int max_sy = gi->drawing.area_ysize - 1;
9241   int actual_drawing_function = drawing_function;
9242   int max_infotext_len = getMaxInfoTextLength();
9243   char infotext[MAX_OUTPUT_LINESIZE + 1];
9244   char *text;
9245
9246   infotext[0] = '\0';           /* start with empty info text */
9247
9248   /* pressed Control key: simulate picking element */
9249   if (GetKeyModState() & KMOD_Control)
9250     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9251
9252   ClearEditorGadgetInfoText();
9253
9254   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9255     return;
9256
9257   /* make sure to stay inside drawing area boundaries */
9258   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9259   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9260
9261   if (id == GADGET_ID_DRAWING_LEVEL)
9262   {
9263     if (button_status)
9264     {
9265       int min_lx = 0, min_ly = 0;
9266       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9267
9268       /* get positions inside level field */
9269       lx = sx + level_xpos;
9270       ly = sy + level_ypos;
9271
9272       /* make sure to stay inside level field boundaries */
9273       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9274       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9275
9276       /* correct drawing area positions accordingly */
9277       sx = lx - level_xpos;
9278       sy = ly - level_ypos;
9279     }
9280
9281     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9282     {
9283       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9284       {
9285         if (gi->event.type == GD_EVENT_PRESSED)
9286         {
9287           start_lx = lx;
9288           start_ly = ly;
9289         }
9290
9291         switch (actual_drawing_function)
9292         {
9293           case GADGET_ID_SINGLE_ITEMS:
9294             text = "Drawing single items";
9295             break;
9296           case GADGET_ID_CONNECTED_ITEMS:
9297             text = "Drawing connected items";
9298             break;
9299           case GADGET_ID_LINE:
9300             text = "Drawing line";
9301             break;
9302           case GADGET_ID_ARC:
9303             text = "Drawing arc";
9304             break;
9305           case GADGET_ID_TEXT:
9306             text = "Setting text cursor";
9307             break;
9308           case GADGET_ID_RECTANGLE:
9309             text = "Drawing rectangle";
9310             break;
9311           case GADGET_ID_FILLED_BOX:
9312             text = "Drawing filled box";
9313             break;
9314           case GADGET_ID_FLOOD_FILL:
9315             text = "Flood fill";
9316             break;
9317           case GADGET_ID_GRAB_BRUSH:
9318             text = "Grabbing brush";
9319             break;
9320           case GADGET_ID_PICK_ELEMENT:
9321             text = "Picking element";
9322             break;
9323
9324           default:
9325             text = "Drawing position";
9326             break;
9327         }
9328
9329         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9330           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9331         else
9332           sprintf(infotext, "%s: %d, %d", text,
9333                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9334       }
9335       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9336         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9337       else
9338         sprintf(infotext, "Level position: %d, %d", lx, ly);
9339     }
9340
9341     /* misuse this function to draw brush cursor, if needed */
9342     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9343     {
9344       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9345         CopyBrushToCursor(sx, sy);
9346       else
9347         DeleteBrushFromCursor();
9348     }
9349   }
9350   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9351   {
9352     int element = EL_EMPTY;
9353
9354     if (id == GADGET_ID_AMOEBA_CONTENT)
9355       element = level.amoeba_content;
9356     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9357       element = custom_element.gfx_element;
9358     else if (id == GADGET_ID_CUSTOM_CONTENT)
9359       element = custom_element.content.e[sx][sy];
9360     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9361       element = custom_element.move_enter_element;
9362     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9363       element = custom_element.move_leave_element;
9364     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9365       element = custom_element_change.target_element;
9366     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9367       element = custom_element_change.target_content.e[sx][sy];
9368     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9369       element = custom_element_change.trigger_element;
9370     else if (id == GADGET_ID_GROUP_CONTENT)
9371       element = group_element_info.element[sx];
9372     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9373       element = random_placement_background_element;
9374     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9375              id <= GADGET_ID_YAMYAM_CONTENT_7)
9376       element = level.yamyam_content[id -GADGET_ID_YAMYAM_CONTENT_0].e[sx][sy];
9377     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9378              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9379       element =level.ball_content[id-GADGET_ID_MAGIC_BALL_CONTENT_0].e[sx][sy];
9380
9381     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9382   }
9383   else
9384   {
9385     if (id == GADGET_ID_AMOEBA_CONTENT)
9386       strcpy(infotext, "Amoeba content");
9387     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9388       strcpy(infotext, "Custom graphic element");
9389     else if (id == GADGET_ID_CUSTOM_CONTENT)
9390       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9391     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9392       strcpy(infotext, "Element that can be digged/collected");
9393     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9394       strcpy(infotext, "Element that will be left behind");
9395     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9396       strcpy(infotext, "New element after change");
9397     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9398       strcpy(infotext, "New extended elements after change");
9399     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9400       strcpy(infotext, "Other element triggering change");
9401     else if (id == GADGET_ID_GROUP_CONTENT)
9402       sprintf(infotext, "Group element position: %d", sx + 1);
9403     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9404       strcpy(infotext, "Random placement background");
9405     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9406              id <= GADGET_ID_YAMYAM_CONTENT_7)
9407       sprintf(infotext, "Content area %d position: %d, %d",
9408               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9409     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9410              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9411       sprintf(infotext, "Content area %d position: %d, %d",
9412               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9413   }
9414
9415   infotext[max_infotext_len] = '\0';
9416
9417   if (strlen(infotext) > 0)
9418     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9419 }
9420
9421 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9422 {
9423   if (!ask_if_level_has_changed ||
9424       !LevelChanged() ||
9425       Request("Level has changed ! Exit without saving ?",
9426               REQ_ASK | REQ_STAY_OPEN))
9427   {
9428 #if 1
9429     CloseDoor(DOOR_CLOSE_1);
9430     SetDoorState(DOOR_CLOSE_2);
9431 #else
9432     CloseDoor(DOOR_CLOSE_ALL);
9433 #endif
9434     game_status = GAME_MODE_MAIN;
9435     DrawMainMenu();
9436   }
9437   else
9438   {
9439     CloseDoor(DOOR_CLOSE_1);
9440     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9441   }
9442 }