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_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 358 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 359 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 29)
 360 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 361 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 362 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 32)
 363 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 364 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 365 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 35)
 366 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 36)
 367 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 37)
 368 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 38)
 369 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 39)
 370 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 40)
 371 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 41)
 372 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 373 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 374 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 44)
 375 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 376 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 377 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 47)
 378 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 379 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 380 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 50)
 381 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 51)
 382 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 52)
 383 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 53)
 384 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 385 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 386 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 56)
 387 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 57)
 388 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 58)
 389 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 59)
 390 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 60)
 391 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 61)
 392 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 62)
 393 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 394 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 395 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 65)
 396 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 66)
 397 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 67)
 398 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 68)
 399 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 69)
 400 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 70)
 401 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 71)
 402 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 72)
 403 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 73)
 404 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 74)
 405 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 75)
 406 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 76)
 407 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 77)
 408
 409 /* drawing area identifiers */
 410 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 78)
 411
 412 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 413 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 414 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 415 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 416 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 417 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 418 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 419 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 420 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 421 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 422 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 423 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 424 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 425 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 426 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 427 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 428 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 429 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 17)
 430 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 431 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 19)
 432 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 20)
 433 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 434 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 22)
 435 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 23)
 436 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 24)
 437 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 25)
 438 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 439
 440 /* text input identifiers */
 441 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 27)
 442
 443 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 444 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 445 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 446
 447 /* text area identifiers */
 448 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 449
 450 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 451
 452 /* selectbox identifiers */
 453 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 454
 455 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 456 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 457 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 2)
 458 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 3)
 459 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 4)
 460 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 5)
 461 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 6)
 462 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 7)
 463 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 8)
 464 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 9)
 465 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 10)
 466 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 11)
 467 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 12)
 468 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 13)
 469 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 14)
 470 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 15)
 471 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 16)
 472 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 17)
 473 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 18)
 474 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 19)
 475 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 20)
 476 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 21)
 477 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 22)
 478 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 23)
 479 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 24)
 480 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 25)
 481 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 26)
 482
 483 /* textbutton identifiers */
 484 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 27)
 485
 486 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 487 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 488 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 489 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 490 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 491 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 492 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 493 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 494
 495 /* graphicbutton identifiers */
 496 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 497
 498 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 499 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 500 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 501 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 502
 503 /* gadgets for scrolling of drawing area */
 504 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 505
 506 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 507 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 508 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 509 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 510 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 511 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 512
 513 /* gadgets for scrolling element list */
 514 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 515
 516 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 517 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 518 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 519
 520 /* checkbuttons/radiobuttons for level/element properties */
 521 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 522
 523 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 524 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 525 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 526 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 3)
 527 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 4)
 528 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 5)
 529 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 530 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 7)
 531 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 8)
 532 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 9)
 533 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 10)
 534 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 535 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 12)
 536 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 537 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 538 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 15)
 539 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 16)
 540 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 541 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 542 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 19)
 543 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 544 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 21)
 545 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 22)
 546 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 23)
 547 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 24)
 548 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 25)
 549 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 550 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 551 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 552 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 553 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 554 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 555 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 32)
 556 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 33)
 557 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 34)
 558 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 35)
 559 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 36)
 560 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 37)
 561 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 38)
 562 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 39)
 563
 564 /* gadgets for buttons in element list */
 565 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 40)
 566 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 567                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 568
 569 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 570
 571 /* radio button numbers */
 572 #define RADIO_NR_NONE                   0
 573 #define RADIO_NR_DRAWING_TOOLBOX        1
 574 #define RADIO_NR_RANDOM_ELEMENTS        2
 575
 576 /* values for counter gadgets */
 577 #define ED_COUNTER_ID_SELECT_LEVEL      0
 578 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 579 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 580 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 581 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 582 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 583 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 584 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 585 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 586 #define ED_COUNTER_ID_YAMYAM_CONTENT    9
 587 #define ED_COUNTER_ID_ENVELOPE_XSIZE    10
 588 #define ED_COUNTER_ID_ENVELOPE_YSIZE    11
 589 #define ED_COUNTER_ID_CUSTOM_SCORE      12
 590 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   13
 591 #define ED_COUNTER_ID_PUSH_DELAY_FIX    14
 592 #define ED_COUNTER_ID_PUSH_DELAY_RND    15
 593 #define ED_COUNTER_ID_DROP_DELAY_FIX    16
 594 #define ED_COUNTER_ID_DROP_DELAY_RND    17
 595 #define ED_COUNTER_ID_MOVE_DELAY_FIX    18
 596 #define ED_COUNTER_ID_MOVE_DELAY_RND    19
 597 #define ED_COUNTER_ID_EXPLOSION_DELAY   20
 598 #define ED_COUNTER_ID_IGNITION_DELAY    21
 599 #define ED_COUNTER_ID_GROUP_CONTENT     22
 600 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  23
 601 #define ED_COUNTER_ID_CHANGE_DELAY_RND  24
 602 #define ED_COUNTER_ID_CHANGE_CONT_RND   25
 603
 604 #define ED_NUM_COUNTERBUTTONS           26
 605
 606 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 607 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 608
 609 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 610 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 611 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 612 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 613 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 614 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 615
 616 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 617 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 618
 619 /* values for scrollbutton gadgets */
 620 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 621 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 622 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 623 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 624 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 625 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 626
 627 #define ED_NUM_SCROLLBUTTONS            6
 628
 629 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 630 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 631
 632 /* values for scrollbar gadgets */
 633 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 634 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 635 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 636
 637 #define ED_NUM_SCROLLBARS               3
 638
 639 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 640 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 641
 642 /* values for text input gadgets */
 643 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 644 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 645 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 646
 647 #define ED_NUM_TEXTINPUT                3
 648
 649 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 650 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 651
 652 /* values for text area gadgets */
 653 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 654
 655 #define ED_NUM_TEXTAREAS                        1
 656
 657 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 658 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 659
 660 /* values for selectbox gadgets */
 661 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 662 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 663 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      2
 664 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     3
 665 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 4
 666 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 5
 667 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   6
 668 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     7
 669 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   8
 670 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    9
 671 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  10
 672 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    11
 673 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    12
 674 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       13
 675 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   14
 676 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       15
 677 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    16
 678 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     17
 679 #define ED_SELECTBOX_ID_CHANGE_SIDE             18
 680 #define ED_SELECTBOX_ID_CHANGE_PLAYER           19
 681 #define ED_SELECTBOX_ID_CHANGE_PAGE             20
 682 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     21
 683 #define ED_SELECTBOX_ID_ACTION_TYPE             22
 684 #define ED_SELECTBOX_ID_ACTION_MODE             23
 685 #define ED_SELECTBOX_ID_ACTION_ARG              24
 686 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      25
 687 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       26
 688
 689 #define ED_NUM_SELECTBOX                        27
 690
 691 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 692 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_GAME_ENGINE_TYPE
 693
 694 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 695 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 696 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 697 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 698 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 699 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 700
 701 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 702 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 703
 704 /* values for textbutton gadgets */
 705 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 706 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 707 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 708 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 709 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 710 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 711 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 712 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 713
 714 #define ED_NUM_TEXTBUTTONS                      8
 715
 716 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 717 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 718
 719 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 720 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 721
 722 /* values for graphicbutton gadgets */
 723 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 724 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 725 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 726 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 727
 728 #define ED_NUM_GRAPHICBUTTONS                   4
 729
 730 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 731 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 732
 733 /* values for checkbutton gadgets */
 734 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 735 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 736 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 737 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 738 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 739 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    5
 740 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          6
 741 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      7
 742 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   8
 743 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    9
 744 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  10
 745 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    11
 746 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    12
 747 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     13
 748 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    14
 749 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   15
 750 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     16
 751 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 17
 752 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 18
 753 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 19
 754 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       20
 755 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       21
 756 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      22
 757 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       23
 758 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         24
 759 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    25
 760 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   26
 761 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  27
 762 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 28
 763 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     29
 764 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          30
 765 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  31
 766 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   32
 767 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  33
 768 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    34
 769 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  35
 770 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     36
 771 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     37
 772
 773 #define ED_NUM_CHECKBUTTONS                     38
 774
 775 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 776 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 777
 778 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 779 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 780 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 781 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 782 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 783 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 784
 785 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 786 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 787
 788 /* values for radiobutton gadgets */
 789 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 790 #define ED_RADIOBUTTON_ID_QUANTITY      1
 791
 792 #define ED_NUM_RADIOBUTTONS             2
 793
 794 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 795 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 796
 797 /* values for drawing area gadgets */
 798 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 799 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 800 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 801 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 802 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 803 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 804 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 805 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 806 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 807 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 808 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 809 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 810 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 811 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 812 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 813 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 814 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 815 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 816 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            18
 817 #define ED_DRAWING_ID_CUSTOM_CONTENT            19
 818 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         20
 819 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         21
 820 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      22
 821 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     23
 822 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     24
 823 #define ED_DRAWING_ID_GROUP_CONTENT             25
 824 #define ED_DRAWING_ID_RANDOM_BACKGROUND         26
 825
 826 #define ED_NUM_DRAWING_AREAS                    27
 827
 828
 829 /*
 830   -----------------------------------------------------------------------------
 831   some internally used definitions
 832   -----------------------------------------------------------------------------
 833 */
 834
 835 /* values for CopyLevelToUndoBuffer() */
 836 #define UNDO_IMMEDIATE                  0
 837 #define UNDO_ACCUMULATE                 1
 838
 839 /* values for scrollbars */
 840 #define ED_SCROLL_NO                    0
 841 #define ED_SCROLL_LEFT                  1
 842 #define ED_SCROLL_RIGHT                 2
 843 #define ED_SCROLL_UP                    4
 844 #define ED_SCROLL_DOWN                  8
 845
 846 /* screens in the level editor */
 847 #define ED_MODE_DRAWING                 0
 848 #define ED_MODE_INFO                    1
 849 #define ED_MODE_PROPERTIES              2
 850
 851 /* sub-screens in the element properties section */
 852 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 853 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 854 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 855 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 856 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 857
 858 /* how many steps can be cancelled */
 859 #define NUM_UNDO_STEPS                  (10 + 1)
 860
 861 /* values for elements with score for certain actions */
 862 #define MIN_SCORE                       0
 863 #define MAX_SCORE                       255
 864
 865 /* values for elements with count for collecting */
 866 #define MIN_COLLECT_COUNT               0
 867 #define MAX_COLLECT_COUNT               255
 868
 869 /* values for random placement */
 870 #define RANDOM_USE_PERCENTAGE           0
 871 #define RANDOM_USE_QUANTITY             1
 872
 873 /* maximal size of level editor drawing area */
 874 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 875 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 876
 877
 878 /*
 879   -----------------------------------------------------------------------------
 880   some internally used data structure definitions
 881   -----------------------------------------------------------------------------
 882 */
 883
 884 static struct
 885 {
 886   char shortcut;
 887   char *text;
 888 } control_info[ED_NUM_CTRL_BUTTONS] =
 889 {
 890   /* note: some additional characters are already reserved for "cheat mode"
 891      shortcuts (":XYZ" style) -- for details, see "events.c" */
 892
 893   { 's',        "draw single items"                     },
 894   { 'd',        "draw connected items"                  },
 895   { 'l',        "draw lines"                            },
 896   { 'a',        "draw arcs"                             },
 897   { 'r',        "draw outline rectangles"               },
 898   { 'R',        "draw filled rectangles"                },
 899   { '\0',       "wrap (rotate) level up"                },
 900   { 't',        "enter text elements"                   },
 901   { 'f',        "flood fill"                            },
 902   { '\0',       "wrap (rotate) level left"              },
 903   { '?',        "properties of drawing element"         },
 904   { '\0',       "wrap (rotate) level right"             },
 905   { '\0',       "random element placement"              },
 906   { 'b',        "grab brush"                            },
 907   { '\0',       "wrap (rotate) level down"              },
 908   { ',',        "pick drawing element"                  },
 909
 910   { 'U',        "undo last operation"                   },
 911   { 'I',        "level properties"                      },
 912   { 'S',        "save level"                            },
 913   { 'C',        "clear level"                           },
 914   { 'T',        "test level"                            },
 915   { 'E',        "exit level editor"                     },
 916
 917   { '\0',       "copy settings from other element"      },
 918   { '\0',       "copy settings to other element"        },
 919   { '\0',       "exchange element with other element"   },
 920
 921   { '\0',       "copy settings from this element"       },
 922   { '\0',       "paste settings to this element"        },
 923 };
 924
 925 static int random_placement_value = 10;
 926 static int random_placement_method = RANDOM_USE_QUANTITY;
 927 static int random_placement_background_element = EL_SAND;
 928 static boolean random_placement_background_restricted = FALSE;
 929 static boolean stick_element_properties_window = FALSE;
 930 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 931 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 932 static struct ElementChangeInfo custom_element_change;
 933 static struct ElementGroupInfo group_element_info;
 934 static struct ElementInfo custom_element;
 935
 936 static struct
 937 {
 938   int x, y;
 939   int min_value, max_value;
 940   int gadget_id_down, gadget_id_up;
 941   int gadget_id_text;
 942   int gadget_id_align;
 943   int *value;
 944   char *text_above, *text_left, *text_right;
 945 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 946 {
 947   /* ---------- current level number --------------------------------------- */
 948
 949   {
 950     DX + 5 - SX,                        DY + 3 - SY,
 951     1,                                  100,
 952     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 953     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 954     &level_nr,
 955     NULL,                               NULL, NULL
 956   },
 957
 958   /* ---------- level and editor settings ---------------------------------- */
 959
 960   {
 961     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 962     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 963     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 964     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 965     &level.fieldx,
 966     "playfield size:",                  NULL, "width",
 967   },
 968   {
 969     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
 970     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 971     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 972     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 973     &level.fieldy,
 974     NULL,                               " ", "height",
 975   },
 976   {
 977     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
 978     0,                                  999,
 979     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 980     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 981     &level.gems_needed,
 982     NULL, "number of gems to collect:", NULL
 983   },
 984   {
 985     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
 986     0,                                  9999,
 987     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 988     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 989     &level.time,
 990     "time or step limit to solve level:", NULL, NULL
 991   },
 992   {
 993     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
 994     0,                                  255,
 995     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 996     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 997     &level.score[SC_TIME_BONUS],
 998     "score for each 10 sec/steps left:", NULL, NULL
 999   },
1000   {
1001     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1002     1,                                  100,
1003     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1004     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1005     &random_placement_value,
1006     "random element placement:",        NULL, "in"
1007   },
1008
1009   /* ---------- element settings: configure (various elements) ------------- */
1010
1011   {
1012     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1013     MIN_SCORE,                          MAX_SCORE,
1014     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1015     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1016     NULL,                               /* will be set when used */
1017     NULL,                               NULL, NULL
1018   },
1019   {
1020     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1021     MIN_SCORE,                          MAX_SCORE,
1022     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1023     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1024     NULL,                               /* will be set when used */
1025     NULL,                               NULL, NULL
1026   },
1027   {
1028     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1029     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1030     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1031     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1032     &level.num_yamyam_contents,
1033     NULL,                               NULL, "number of content areas"
1034   },
1035   {
1036     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1037     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1038     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1039     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1040     NULL,
1041     NULL,                               NULL, "width",
1042   },
1043   {
1044     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1045     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1046     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1047     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1048     NULL,
1049     NULL,                               " ", "height",
1050   },
1051
1052   /* ---------- element settings: configure 1 (custom elements) ------------ */
1053
1054   {
1055     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1056     MIN_SCORE,                          MAX_SCORE,
1057     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1058     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1059     &custom_element.collect_score_initial,
1060     NULL,                               "score", " "
1061   },
1062   {
1063     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1064     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1065     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1066     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1067     &custom_element.collect_count_initial,
1068     NULL,                               "count", NULL
1069   },
1070   {
1071     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1072     0,                                  255,
1073     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1074     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1075     &custom_element.push_delay_fixed,
1076     NULL,                               "push delay", NULL
1077   },
1078   {
1079     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1080     0,                                  255,
1081     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1082     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1083     &custom_element.push_delay_random,
1084     NULL,                               "+random", NULL
1085   },
1086   {
1087     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1088     0,                                  255,
1089     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1090     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1091     &custom_element.drop_delay_fixed,
1092     NULL,                               "drop delay", NULL
1093   },
1094   {
1095     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1096     0,                                  255,
1097     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1098     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1099     &custom_element.drop_delay_random,
1100     NULL,                               "+random", NULL
1101   },
1102
1103   /* ---------- element settings: configure 2 (custom elements) ------------ */
1104
1105   {
1106     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1107     0,                                  999,
1108     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1109     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1110     &custom_element.move_delay_fixed,
1111     NULL,                               "move delay", NULL
1112   },
1113   {
1114     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1115     0,                                  999,
1116     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1117     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1118     &custom_element.move_delay_random,
1119     NULL,                               "+random", NULL
1120   },
1121   {
1122     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1123     0,                                  255,
1124     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1125     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1126     &custom_element.explosion_delay,
1127     NULL,                               "explosion delay", NULL
1128   },
1129   {
1130     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1131     0,                                  255,
1132     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1133     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1134     &custom_element.ignition_delay,
1135     NULL,                               "ignition delay", "(by fire)"
1136   },
1137
1138   /* ---------- element settings: configure (group elements) --------------- */
1139
1140   {
1141     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1142     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1143     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1144     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1145     &group_element_info.num_elements,
1146     NULL,                               NULL, "number of elements in group"
1147   },
1148
1149   /* ---------- element settings: advanced (custom elements) --------------- */
1150
1151   {
1152     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1153     0,                                  999,
1154     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1155     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1156     &custom_element_change.delay_fixed,
1157     NULL,                               "delay", NULL,
1158   },
1159   {
1160     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1161     0,                                  999,
1162     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1163     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1164     &custom_element_change.delay_random,
1165     NULL,                               "+random", NULL
1166   },
1167   {
1168     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1169     0,                                  100,
1170     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1171     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1172     &custom_element_change.random_percentage,
1173     NULL,                               "use random replace:", "%"
1174   },
1175 };
1176
1177 static struct
1178 {
1179   int x, y;
1180   int gadget_id;
1181   int size;
1182   char *value;
1183   char *text_above, *infotext;
1184 } textinput_info[ED_NUM_TEXTINPUT] =
1185 {
1186   {
1187     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1188     GADGET_ID_LEVEL_NAME,
1189     MAX_LEVEL_NAME_LEN,
1190     level.name,
1191     "Title:", "Title"
1192   },
1193   {
1194     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1195     GADGET_ID_LEVEL_AUTHOR,
1196     MAX_LEVEL_AUTHOR_LEN,
1197     level.author,
1198     "Author:", "Author"
1199   },
1200   {
1201     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1202     GADGET_ID_ELEMENT_NAME,
1203     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1204     custom_element.description,
1205     NULL, "Element name"
1206   }
1207 };
1208
1209 static struct
1210 {
1211   int x, y;
1212   int gadget_id;
1213   int xsize, ysize;
1214   char *value;
1215   char *text_above, *infotext;
1216 } textarea_info[ED_NUM_TEXTAREAS] =
1217 {
1218   {
1219     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1220     GADGET_ID_ENVELOPE_INFO,
1221     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1222     NULL,
1223     "Envelope Info:", "Envelope Info"
1224   }
1225 };
1226
1227 static struct ValueTextInfo options_time_or_steps[] =
1228 {
1229   { 0,                          "seconds"                       },
1230   { 1,                          "steps"                         },
1231
1232   { -1,                         NULL                            }
1233 };
1234
1235 static struct ValueTextInfo options_game_engine_type[] =
1236 {
1237   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1238   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1239
1240   { -1,                         NULL                            }
1241 };
1242
1243 static struct ValueTextInfo options_access_type[] =
1244 {
1245   { EP_WALKABLE,                "walkable"                      },
1246   { EP_PASSABLE,                "passable"                      },
1247
1248   { -1,                         NULL                            }
1249 };
1250
1251 static struct ValueTextInfo options_access_layer[] =
1252 {
1253   { EP_ACCESSIBLE_OVER,         "over"                          },
1254   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1255   { EP_ACCESSIBLE_UNDER,        "under"                         },
1256
1257   { -1,                         NULL                            }
1258 };
1259
1260 static struct ValueTextInfo options_access_protected[] =
1261 {
1262   { 0,                          "unprotected"                   },
1263   { 1,                          "protected"                     },
1264
1265   { -1,                         NULL                            }
1266 };
1267
1268 static struct ValueTextInfo options_access_direction[] =
1269 {
1270   { MV_NO_DIRECTIONS,           "no direction"                  },
1271   { MV_LEFT,                    "left"                          },
1272   { MV_RIGHT,                   "right"                         },
1273   { MV_UP,                      "up"                            },
1274   { MV_DOWN,                    "down"                          },
1275   { MV_LEFT  | MV_UP,           "left + up"                     },
1276   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1277   { MV_RIGHT | MV_UP,           "right + up"                    },
1278   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1279   { MV_HORIZONTAL,              "horizontal"                    },
1280   { MV_VERTICAL,                "vertical"                      },
1281   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1282   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1283   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1284   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1285   { MV_ALL_DIRECTIONS,          "all directions"                },
1286
1287   { -1,                         NULL                            }
1288 };
1289
1290 static struct ValueTextInfo options_walk_to_action[] =
1291 {
1292   { EP_DIGGABLE,                "diggable"                      },
1293   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1294   { EP_DROPPABLE,               "collectible & droppable"       },
1295   { EP_THROWABLE,               "collectible & throwable"       },
1296   { EP_PUSHABLE,                "pushable"                      },
1297
1298   { -1,                         NULL                            }
1299 };
1300
1301 static struct ValueTextInfo options_move_pattern[] =
1302 {
1303   { MV_LEFT,                    "left"                          },
1304   { MV_RIGHT,                   "right"                         },
1305   { MV_UP,                      "up"                            },
1306   { MV_DOWN,                    "down"                          },
1307   { MV_HORIZONTAL,              "horizontal"                    },
1308   { MV_VERTICAL,                "vertical"                      },
1309   { MV_ALL_DIRECTIONS,          "all directions"                },
1310   { MV_TOWARDS_PLAYER,          "towards player"                },
1311   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1312   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1313   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1314   { MV_TURNING_LEFT,            "turning left"                  },
1315   { MV_TURNING_RIGHT,           "turning right"                 },
1316   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1317   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1318   { MV_TURNING_RANDOM,          "turning random"                },
1319   { MV_MAZE_RUNNER,             "maze runner style"             },
1320   { MV_MAZE_HUNTER,             "maze hunter style"             },
1321   { MV_WHEN_PUSHED,             "when pushed"                   },
1322   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1323
1324   { -1,                         NULL                            }
1325 };
1326
1327 static struct ValueTextInfo options_move_direction[] =
1328 {
1329   { MV_START_AUTOMATIC,         "automatic"                     },
1330   { MV_START_LEFT,              "left"                          },
1331   { MV_START_RIGHT,             "right"                         },
1332   { MV_START_UP,                "up"                            },
1333   { MV_START_DOWN,              "down"                          },
1334   { MV_START_RANDOM,            "random"                        },
1335   { MV_START_PREVIOUS,          "previous"                      },
1336
1337   { -1,                         NULL                            }
1338 };
1339
1340 static struct ValueTextInfo options_move_stepsize[] =
1341 {
1342   { 0,                          "not moving"                    },
1343   { 1,                          "very slow"                     },
1344   { 2,                          "slow"                          },
1345   { 4,                          "normal"                        },
1346   { 8,                          "fast"                          },
1347   { 16,                         "very fast"                     },
1348   { 32,                         "even faster"                   },
1349
1350   { -1,                         NULL                            }
1351 };
1352
1353 static struct ValueTextInfo options_move_leave_type[] =
1354 {
1355   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1356   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1357
1358   { -1,                         NULL                            }
1359 };
1360
1361 static struct ValueTextInfo options_smash_targets[] =
1362 {
1363   { EP_CAN_SMASH_PLAYER,        "player"                        },
1364 #if 0
1365   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1366 #endif
1367   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1368
1369   { -1,                         NULL                            }
1370 };
1371
1372 static struct ValueTextInfo options_slippery_type[] =
1373 {
1374   { SLIPPERY_ANY_RANDOM,        "random"                        },
1375   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1376   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1377   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1378   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1379
1380   { -1,                         NULL                            }
1381 };
1382
1383 static struct ValueTextInfo options_deadliness[] =
1384 {
1385   { EP_DONT_RUN_INTO,           "running into"                  },
1386   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1387   { EP_DONT_TOUCH,              "touching"                      },
1388
1389   { -1,                         NULL                            }
1390 };
1391
1392 static struct ValueTextInfo options_explosion_type[] =
1393 {
1394   { EXPLODES_3X3,               "3x3"                           },
1395   { EXPLODES_CROSS,             "3+3"                           },
1396   { EXPLODES_1X1,               "1x1"                           },
1397
1398   { -1,                         NULL                            }
1399 };
1400
1401 static struct ValueTextInfo options_time_units[] =
1402 {
1403   { 1,                          "frames"                        },
1404   { FRAMES_PER_SECOND,          "seconds"                       },
1405
1406   { -1,                         NULL                            }
1407 };
1408
1409 static struct ValueTextInfo options_change_direct_action[] =
1410 {
1411   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1412   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1413   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1414   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1415   { CE_LEFT_BY_PLAYER,          "left by player"                },
1416   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1417   { CE_SWITCHED,                "switched"                      },
1418   { CE_HITTING_SOMETHING,       "hitting something"             },
1419   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1420 #if 0
1421   { CE_BLOCKED,                 "blocked"                       },
1422 #endif
1423   { CE_IMPACT,                  "impact (on something)"         },
1424   { CE_SMASHED,                 "smashed (from above)"          },
1425   { CE_COUNT_AT_ZERO,           "CE count at zero"              },
1426
1427   { -1,                         NULL                            }
1428 };
1429
1430 static struct ValueTextInfo options_change_other_action[] =
1431 {
1432   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1433   { CE_PLAYER_PRESSES_X,        "player presses"                },
1434   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1435   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1436   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1437   { CE_PLAYER_DIGS_X,           "player digs"                   },
1438   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1439   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1440   { CE_TOUCHING_X,              "touching"                      },
1441   { CE_HITTING_X,               "hitting"                       },
1442   { CE_HIT_BY_X,                "hit by"                        },
1443   { CE_SWITCH_OF_X,             "switch of"                     },
1444   { CE_CHANGE_OF_X,             "change by page of"             },
1445   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1446   { CE_COUNT_AT_ZERO_OF_X,      "CE count at zero of"           },
1447
1448   { -1,                         NULL                            }
1449 };
1450
1451 static struct ValueTextInfo options_change_trigger_side[] =
1452 {
1453   { CH_SIDE_LEFT,               "left"                          },
1454   { CH_SIDE_RIGHT,              "right"                         },
1455   { CH_SIDE_TOP,                "top"                           },
1456   { CH_SIDE_BOTTOM,             "bottom"                        },
1457   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1458   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1459   { CH_SIDE_ANY,                "any"                           },
1460
1461   { -1,                         NULL                            }
1462 };
1463
1464 static struct ValueTextInfo options_change_trigger_player[] =
1465 {
1466   { CH_PLAYER_1,                "1"                             },
1467   { CH_PLAYER_2,                "2"                             },
1468   { CH_PLAYER_3,                "3"                             },
1469   { CH_PLAYER_4,                "4"                             },
1470   { CH_PLAYER_ANY,              "any"                           },
1471
1472   { -1,                         NULL                            }
1473 };
1474
1475 static struct ValueTextInfo options_change_trigger_page[] =
1476 {
1477   { (1 << 0),                   "1"                             },
1478   { (1 << 1),                   "2"                             },
1479   { (1 << 2),                   "3"                             },
1480   { (1 << 3),                   "4"                             },
1481   { (1 << 4),                   "5"                             },
1482   { (1 << 5),                   "6"                             },
1483   { (1 << 6),                   "7"                             },
1484   { (1 << 7),                   "8"                             },
1485   { (1 << 8),                   "9"                             },
1486   { (1 << 9),                   "10"                            },
1487   { (1 << 10),                  "11"                            },
1488   { (1 << 11),                  "12"                            },
1489   { (1 << 12),                  "13"                            },
1490   { (1 << 13),                  "14"                            },
1491   { (1 << 14),                  "15"                            },
1492   { (1 << 15),                  "16"                            },
1493   { (1 << 16),                  "17"                            },
1494   { (1 << 17),                  "18"                            },
1495   { (1 << 18),                  "19"                            },
1496   { (1 << 19),                  "20"                            },
1497   { (1 << 20),                  "21"                            },
1498   { (1 << 21),                  "22"                            },
1499   { (1 << 22),                  "23"                            },
1500   { (1 << 23),                  "24"                            },
1501   { (1 << 24),                  "25"                            },
1502   { (1 << 25),                  "26"                            },
1503   { (1 << 26),                  "27"                            },
1504   { (1 << 27),                  "28"                            },
1505   { (1 << 28),                  "29"                            },
1506   { (1 << 29),                  "30"                            },
1507   { (1 << 30),                  "31"                            },
1508   { (1 << 31),                  "32"                            },
1509   { CH_PAGE_ANY,                "any"                           },
1510
1511   { -1,                         NULL                            }
1512 };
1513
1514 static struct ValueTextInfo options_change_replace_when[] =
1515 {
1516   { CP_WHEN_EMPTY,              "empty"                         },
1517   { CP_WHEN_WALKABLE,           "walkable"                      },
1518   { CP_WHEN_DIGGABLE,           "diggable"                      },
1519   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1520   { CP_WHEN_REMOVABLE,          "removable"                     },
1521   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1522
1523   { -1,                         NULL                            }
1524 };
1525
1526 static struct ValueTextInfo options_action_type[] =
1527 {
1528   { CA_NO_ACTION,               "no action"                     },
1529   { CA_EXIT_PLAYER,             "exit player"                   },
1530   { CA_KILL_PLAYER,             "kill player"                   },
1531   { CA_RESTART_LEVEL,           "restart level"                 },
1532   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1533   { CA_ADD_KEY,                 "add key"                       },
1534   { CA_DEL_KEY,                 "remove key"                    },
1535   { CA_SET_PLAYER_SPEED,        "set player speed"              },
1536   { CA_SET_GEMS,                "set gems"                      },
1537   { CA_SET_TIME,                "set time"                      },
1538   { CA_SET_SCORE,               "set score"                     },
1539   { CA_SET_CE_SCORE,            "set CE score"                  },
1540   { CA_SET_CE_COUNT,            "set CE count"                  },
1541 #if 0
1542   { CA_SET_DYNABOMB_NUMBER,     "set bomb number"               },
1543   { CA_SET_DYNABOMB_SIZE,       "set bomb size"                 },
1544   { CA_SET_DYNABOMB_POWER,      "set bomb power"                },
1545 #endif
1546   { CA_TOGGLE_PLAYER_GRAVITY,   "toggle gravity"                },
1547   { CA_ENABLE_PLAYER_GRAVITY,   "enable gravity"                },
1548   { CA_DISABLE_PLAYER_GRAVITY,  "disable gravity"               },
1549
1550   { -1,                         NULL                            }
1551 };
1552
1553 static struct ValueTextInfo options_action_mode[] =
1554 {
1555   { CA_MODE_UNDEFINED,          " "                             },
1556   { CA_MODE_ADD,                "+"                             },
1557   { CA_MODE_SUBTRACT,           "-"                             },
1558   { CA_MODE_MULTIPLY,           "*"                             },
1559   { CA_MODE_DIVIDE,             "/"                             },
1560   { CA_MODE_SET,                "="                             },
1561
1562   { -1,                         NULL                            }
1563 };
1564
1565 static struct ValueTextInfo options_action_arg[] =
1566 {
1567   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1568   { CA_ARG_PLAYER_1,            "1"                             },
1569   { CA_ARG_PLAYER_2,            "2"                             },
1570   { CA_ARG_PLAYER_3,            "3"                             },
1571   { CA_ARG_PLAYER_4,            "4"                             },
1572   { CA_ARG_PLAYER_ANY,          "any"                           },
1573   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1574   { CA_ARG_UNDEFINED,           " "                             },
1575   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1576   { CA_ARG_0,                   "0"                             },
1577   { CA_ARG_1,                   "1"                             },
1578   { CA_ARG_2,                   "2"                             },
1579   { CA_ARG_3,                   "3"                             },
1580   { CA_ARG_4,                   "4"                             },
1581   { CA_ARG_5,                   "5"                             },
1582   { CA_ARG_10,                  "10"                            },
1583   { CA_ARG_100,                 "100"                           },
1584   { CA_ARG_1000,                "1000"                          },
1585   { CA_ARG_UNDEFINED,           " "                             },
1586   { CA_ARG_NUMBER_MIN,          "min"                           },
1587   { CA_ARG_NUMBER_MAX,          "max"                           },
1588   { CA_ARG_NUMBER_NORMAL,       "normal"                        },
1589   { CA_ARG_NUMBER_RESET,        "reset"                         },
1590   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1591   { CA_ARG_NUMBER_CE_COUNT,     "CE count"                      },
1592   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1593   { CA_ARG_UNDEFINED,           " "                             },
1594   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1595   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1596   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1597
1598   { -1,                         NULL                            }
1599 };
1600
1601 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1602 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1603 {
1604   { -1,                         NULL                            }
1605 };
1606
1607 static struct ValueTextInfo options_group_choice_mode[] =
1608 {
1609   { ANIM_RANDOM,                "random"                        },
1610   { ANIM_LOOP,                  "loop"                          },
1611   { ANIM_LINEAR,                "linear"                        },
1612   { ANIM_PINGPONG,              "pingpong"                      },
1613   { ANIM_PINGPONG2,             "pingpong 2"                    },
1614
1615   { -1,                         NULL                            }
1616 };
1617
1618 static struct
1619 {
1620   int x, y;
1621   int gadget_id;
1622   int gadget_id_align;
1623   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1624   struct ValueTextInfo *options;
1625   int *value;
1626   char *text_left, *text_right, *infotext;
1627 } selectbox_info[ED_NUM_SELECTBOX] =
1628 {
1629   /* ---------- level and editor settings ---------------------------------- */
1630
1631   {
1632     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1633     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1634     -1,
1635     options_time_or_steps,
1636     &level.use_step_counter,
1637     NULL, "(0 => no limit)",            "time or step limit"
1638   },
1639   {
1640     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1641     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1642     -1,
1643     options_game_engine_type,
1644     &level.game_engine_type,
1645     "game engine:", NULL,               "game engine"
1646   },
1647
1648   /* ---------- element settings: configure 1 (custom elements) ----------- */
1649
1650   {
1651     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1652     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1653     -1,
1654     options_access_type,
1655     &custom_element.access_type,
1656     NULL, NULL,                         "type of access to this field"
1657   },
1658   {
1659     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1660     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1661     -1,
1662     options_access_layer,
1663     &custom_element.access_layer,
1664     NULL, NULL,                         "layer of access for this field"
1665   },
1666   {
1667     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1668     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1669     -1,
1670     options_access_protected,
1671     &custom_element.access_protected,
1672     NULL, NULL,                         "protected access for this field"
1673   },
1674   {
1675     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1676     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1677     -1,
1678     options_access_direction,
1679     &custom_element.access_direction,
1680     "from", NULL,                       "access direction for this field"
1681   },
1682   {
1683     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1684     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1685     -1,
1686     options_walk_to_action,
1687     &custom_element.walk_to_action,
1688     NULL, NULL,                         "diggable/collectible/pushable"
1689   },
1690
1691   /* ---------- element settings: configure 2 (custom elements) ----------- */
1692
1693   {
1694     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1695     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1696     -1,
1697     options_move_pattern,
1698     &custom_element.move_pattern,
1699     "can move", NULL,                   "element move pattern"
1700   },
1701   {
1702     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1703     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1704     -1,
1705     options_move_direction,
1706     &custom_element.move_direction_initial,
1707     "starts moving", NULL,              "initial element move direction"
1708   },
1709   {
1710     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1711     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1712     -1,
1713     options_move_stepsize,
1714     &custom_element.move_stepsize,
1715     "move/fall speed", NULL,            "speed of element movement"
1716   },
1717   {
1718     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1719     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1720     -1,
1721     options_move_leave_type,
1722     &custom_element.move_leave_type,
1723     "can dig:    can", ":",             "leave behind or change element"
1724   },
1725   {
1726     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1727     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1728     -1,
1729     options_smash_targets,
1730     &custom_element.smash_targets,
1731     "can smash", NULL,                  "elements that can be smashed"
1732   },
1733   {
1734     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1735     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1736     -1,
1737     options_slippery_type,
1738     &custom_element.slippery_type,
1739     "slippery", NULL,                   "where other elements fall down"
1740   },
1741   {
1742     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
1743     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1744     -1,
1745     options_deadliness,
1746     &custom_element.deadliness,
1747     "deadly when", NULL,                "deadliness of element"
1748   },
1749   {
1750     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
1751     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1752     -1,
1753     options_explosion_type,
1754     &custom_element.explosion_type,
1755     "can explode", NULL,                "explosion type"
1756   },
1757
1758   /* ---------- element settings: advanced (custom elements) --------------- */
1759
1760   {
1761     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
1762     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1763     -1,
1764     options_time_units,
1765     &custom_element_change.delay_frames,
1766     "delay time given in", NULL,        "delay time units for change"
1767   },
1768   {
1769     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
1770     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1771     -1,
1772     options_change_direct_action,
1773     &custom_element_change.direct_action,
1774     NULL, NULL,                         "type of direct action"
1775   },
1776   {
1777     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
1778     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1779     -1,
1780     options_change_other_action,
1781     &custom_element_change.other_action,
1782     NULL, "element:",                   "type of other element action"
1783   },
1784   {
1785     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
1786     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1787     -1,
1788     options_change_trigger_side,
1789     &custom_element_change.trigger_side,
1790     "at", "side",                       "element side that causes change"
1791   },
1792   {
1793     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1794     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1795     -1,
1796     options_change_trigger_player,
1797     &custom_element_change.trigger_player,
1798     "player:", " ",                     "player that causes change"
1799   },
1800   {
1801     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1802     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1803     -1,
1804     options_change_trigger_page,
1805     &custom_element_change.trigger_page,
1806     "page:", NULL,                      "change page that causes change"
1807   },
1808   {
1809     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
1810     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
1811     -1,
1812     options_change_replace_when,
1813     &custom_element_change.replace_when,
1814     "replace when", NULL,               "which elements can be replaced"
1815   },
1816   {
1817     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1818     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
1819     -1,
1820     options_action_type,
1821     &custom_element_change.action_type,
1822     NULL, NULL,                         "action on specified condition"
1823   },
1824   {
1825     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1826     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
1827     -1,
1828     options_action_mode,
1829     &custom_element_change.action_mode,
1830     NULL, NULL,                         "action operator"
1831   },
1832   {
1833     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1834     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
1835     -1,
1836     options_action_arg,
1837     &custom_element_change.action_arg,
1838     NULL, NULL,                         "action parameter"
1839   },
1840   {
1841     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
1842     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1843     3,
1844     options_change_page,
1845     &custom_element.current_change_page,
1846     NULL, NULL,                         "element change page"
1847   },
1848
1849   /* ---------- element settings: configure (group elements) --------------- */
1850
1851   {
1852     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
1853     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1854     -1,
1855     options_group_choice_mode,
1856     &group_element_info.choice_mode,
1857     "choice type:", NULL,               "type of group element choice"
1858   },
1859 };
1860
1861 static struct
1862 {
1863   int x, y;
1864   int gadget_id;
1865   int gadget_id_align;
1866   int size;
1867   char *text;
1868   char *text_left, *text_right, *infotext;
1869 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1870 {
1871   {
1872     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1873     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1874     8,                                  "Info",
1875     NULL, NULL,                         "Show information about element"
1876   },
1877   {
1878     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1879     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1880     8,                                  "Config",
1881     NULL, NULL,                         "Configure element properties"
1882   },
1883   {
1884     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1885     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1886     8,                                  "Config 1",
1887     NULL, NULL,                         "Configure custom element properties"
1888   },
1889   {
1890     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
1891     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1892     8,                                  "Config 2",
1893     NULL, NULL,                         "Configure custom element properties"
1894   },
1895   {
1896     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
1897     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1898     8,                                  "Change",
1899     NULL, NULL,                         "Custom element change configuration"
1900   },
1901   {
1902     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1903     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1904     -1,                                 "Save",
1905     " ", "As Template",                 "Save current settings as new template"
1906   },
1907   {
1908     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1909     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
1910     -1,                                 "New",
1911     NULL, NULL,                         "Add new change page"
1912   },
1913   {
1914     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1915     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1916     -1,                                 "Delete",
1917     NULL, NULL,                         "Delete current change page"
1918   },
1919 };
1920
1921 static struct
1922 {
1923   int gd_x, gd_y;
1924   int x, y;
1925   int width, height;
1926   int gadget_id;
1927   int gadget_id_align;
1928   char *text_left, *text_right, *infotext;
1929 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1930 {
1931   {
1932     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1933     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
1934     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1935     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1936     NULL, NULL,                         "select previous change page"
1937   },
1938   {
1939     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1940     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1941     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1942     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1943     NULL, "change page",                "select next change page"
1944   },
1945   {
1946     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
1947     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1948     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1949     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
1950     " ", NULL,                          "copy settings from this change page"
1951   },
1952   {
1953     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
1954     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1955     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1956     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
1957     NULL, NULL,                         "paste settings to this change page"
1958   },
1959 };
1960
1961 static struct
1962 {
1963   int gd_x, gd_y;
1964   int x, y;
1965   int gadget_id;
1966   char *infotext;
1967 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1968 {
1969   {
1970     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1971     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1972     GADGET_ID_SCROLL_UP,
1973     "scroll level editing area up"
1974   },
1975   {
1976     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1977     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1978     GADGET_ID_SCROLL_DOWN,
1979     "scroll level editing area down"
1980   },
1981   {
1982     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1983     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1984     GADGET_ID_SCROLL_LEFT,
1985     "scroll level editing area left"
1986   },
1987   {
1988     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1989     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1990     GADGET_ID_SCROLL_RIGHT,
1991     "scroll level editing area right"
1992   },
1993   {
1994     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1995     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1996     GADGET_ID_SCROLL_LIST_UP,
1997     "scroll element list up ('Page Up')"
1998   },
1999   {
2000     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2001     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2002     GADGET_ID_SCROLL_LIST_DOWN,
2003     "scroll element list down ('Page Down')"
2004   },
2005 };
2006
2007 static struct
2008 {
2009   int gd_x, gd_y;
2010   int x, y;
2011   int width, height;
2012   int type;
2013   int gadget_id;
2014   char *infotext;
2015 } scrollbar_info[ED_NUM_SCROLLBARS] =
2016 {
2017   {
2018     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2019     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2020     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2021     GD_TYPE_SCROLLBAR_HORIZONTAL,
2022     GADGET_ID_SCROLL_HORIZONTAL,
2023     "scroll level editing area horizontally"
2024   },
2025   {
2026     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2027     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2028     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2029     GD_TYPE_SCROLLBAR_VERTICAL,
2030     GADGET_ID_SCROLL_VERTICAL,
2031     "scroll level editing area vertically"
2032   },
2033   {
2034     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2035     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2036     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2037     GD_TYPE_SCROLLBAR_VERTICAL,
2038     GADGET_ID_SCROLL_LIST_VERTICAL,
2039     "scroll element list vertically"
2040   }
2041 };
2042
2043 static struct
2044 {
2045   int x, y;
2046   int gadget_id;
2047   int gadget_id_align;
2048   int radio_button_nr;
2049   int *value;
2050   int checked_value;
2051   char *text_left, *text_right, *infotext;
2052 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2053 {
2054   {
2055     -1,                                 ED_COUNTER2_YPOS(8),
2056     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2057     RADIO_NR_RANDOM_ELEMENTS,
2058     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2059     " ", "percentage",                  "use percentage for random elements"
2060   },
2061   {
2062     -1,                                 ED_COUNTER2_YPOS(8),
2063     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2064     RADIO_NR_RANDOM_ELEMENTS,
2065     &random_placement_method,           RANDOM_USE_QUANTITY,
2066     " ", "quantity",                    "use quantity for random elements"
2067   }
2068 };
2069
2070 static struct
2071 {
2072   int x, y;
2073   int gadget_id;
2074   int gadget_id_align;
2075   boolean *value;
2076   char *text_left, *text_right, *infotext;
2077 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2078 {
2079   /* ---------- level and editor settings ---------------------------------- */
2080
2081   {
2082     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2083     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2084     &level.initial_gravity,
2085     NULL,
2086     "initial gravity",                  "set initial level gravity"
2087   },
2088   {
2089     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2090     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2091     &random_placement_background_restricted,
2092     NULL,
2093     "restrict random placement to:",    "set random placement restriction"
2094   },
2095
2096   /* ---------- element settings: configure (various elements) ------------- */
2097
2098   {
2099     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2100     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2101     &stick_element_properties_window,
2102     NULL,
2103     "stick this screen to edit content","stick this screen to edit content"
2104   },
2105   {
2106     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2107     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2108     &level.em_slippery_gems,
2109     NULL,
2110     "slip down from certain flat walls","use EM style slipping behaviour"
2111   },
2112   {
2113     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2114     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2115     &level.use_spring_bug,
2116     NULL,
2117     "use spring pushing bug",           "use odd spring pushing behaviour"
2118   },
2119   {
2120     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2121     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2122     &level.grow_into_diggable,
2123     NULL,
2124     "can grow into anything diggable",  "grow into more than just sand"
2125   },
2126   {
2127     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2128     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2129     &level.double_speed,
2130     NULL,
2131     "double speed movement",            "set initial movement speed of player"
2132   },
2133   {
2134     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2135     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2136     &level.block_last_field,
2137     NULL,
2138     "block last field when moving",     "player blocks last field when moving"
2139   },
2140   {
2141     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2142     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2143     &level.sp_block_last_field,
2144     NULL,
2145     "block last field when moving",     "player blocks last field when moving"
2146   },
2147   {
2148     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2149     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2150     &level.instant_relocation,
2151     NULL,
2152     "no scrolling when relocating",     "player gets relocated without delay"
2153   },
2154   {
2155     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2156     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2157     &level.can_pass_to_walkable,
2158     NULL,
2159     "can pass to walkable element",     "player can pass to empty or walkable"
2160   },
2161   {
2162     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2163     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2164     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2165     NULL,
2166     "can fall into acid (with gravity)","player can fall into acid pool"
2167   },
2168   {
2169     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2170     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2171     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2172     NULL,
2173     "can move into acid",               "element can move into acid pool"
2174   },
2175   {
2176     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2177     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2178     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2179     NULL,
2180     "deadly when colliding with",       "element is deadly when hitting player"
2181   },
2182
2183   /* ---------- element settings: configure 1 (custom elements) ----------- */
2184
2185   {
2186     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2187     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2188     &custom_element.use_gfx_element,
2189
2190     /* !!! add separate "use existing element sound" !!! */
2191 #if 0
2192     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2193 #else
2194     NULL, "use graphic of element:",    "use existing element graphic"
2195 #endif
2196   },
2197   {
2198     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2199     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2200     &level.use_custom_template,
2201     NULL, "use template",               "use template for custom properties"
2202   },
2203   {
2204     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2205     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2206     &custom_element_properties[EP_ACCESSIBLE],
2207     NULL, NULL,                         "player can walk to or pass this field"
2208   },
2209   {
2210     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2211     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2212     &custom_element_properties[EP_GRAVITY_REACHABLE],
2213     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2214   },
2215   {
2216     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2217     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2218     &custom_element_properties[EP_WALK_TO_OBJECT],
2219     NULL, NULL,                         "player can dig/collect/push element"
2220   },
2221   {
2222     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2223     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2224     &custom_element_properties[EP_INDESTRUCTIBLE],
2225     NULL, "indestructible",             "element is indestructible"
2226   },
2227
2228   /* ---------- element settings: configure 2 (custom elements) ----------- */
2229
2230   {
2231     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2232     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2233     &custom_element_properties[EP_CAN_MOVE],
2234     NULL, NULL,                         "element can move with some pattern"
2235   },
2236   {
2237     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2238     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2239     &custom_element_properties[EP_CAN_FALL],
2240     NULL, "can fall",                   "element can fall down"
2241   },
2242   {
2243     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2244     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2245     &custom_element_properties[EP_CAN_SMASH],
2246     " ", NULL,                          "element can smash other elements"
2247   },
2248   {
2249     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2250     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2251     &custom_element_properties[EP_SLIPPERY],
2252     NULL, NULL,                         "other elements can fall down from it"
2253   },
2254   {
2255     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2256     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2257     &custom_element_properties[EP_DEADLY],
2258     NULL, NULL,                         "element can kill the player"
2259   },
2260   {
2261     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2262     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2263     &custom_element_properties[EP_CAN_EXPLODE],
2264     NULL, NULL,                         "element can explode"
2265   },
2266   {
2267     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2268     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2269     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2270     NULL, "by fire",                    "element can explode by fire/explosion"
2271   },
2272   {
2273     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2274     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2275     &custom_element_properties[EP_EXPLODES_SMASHED],
2276     " ", "smashed",                     "element can explode when smashed"
2277   },
2278   {
2279     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2280     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2281     &custom_element_properties[EP_EXPLODES_IMPACT],
2282     " ", "impact",                      "element can explode on impact"
2283   },
2284
2285   /* ---------- element settings: advanced (custom elements) --------------- */
2286
2287   {
2288     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2289     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2290     &custom_element_change.can_change,
2291     NULL, "element changes to:",        "change element on specified condition"
2292   },
2293   {
2294     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2295     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2296     &custom_element_change_events[CE_DELAY],
2297     NULL, NULL,                         "element changes after delay"
2298   },
2299   {
2300     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2301     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2302     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2303     NULL, NULL,                         "element changes by direct action"
2304   },
2305   {
2306     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2307     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2308     &custom_element_change_events[CE_BY_OTHER_ACTION],
2309     NULL, NULL,                         "element changes by other element"
2310   },
2311   {
2312     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2313     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2314     &custom_element_change.explode,
2315     NULL, "explode instead of change",  "element explodes instead of change"
2316   },
2317   {
2318     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2319     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2320     &custom_element_change.use_target_content,
2321     NULL, "use extended change target:","element changes to more elements"
2322   },
2323   {
2324     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2325     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2326     &custom_element_change.only_if_complete,
2327     NULL, "replace all or nothing",     "only replace when all can be changed"
2328   },
2329   {
2330     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2331     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2332     &custom_element_change.use_random_replace,
2333     NULL, NULL,                         "use percentage for random replace"
2334   },
2335   {
2336     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2337     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2338     &custom_element_change.has_action,
2339     NULL, NULL,                         "execute action on specified condition"
2340   },
2341 };
2342
2343 static struct
2344 {
2345   int x, y;
2346   int area_xsize, area_ysize;
2347   int gadget_id;
2348   int gadget_id_align;
2349   char *text_left, *text_right, *text_below;
2350 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2351 {
2352   /* ---------- level playfield content ------------------------------------ */
2353
2354   {
2355     0, 0,
2356     MAX_ED_FIELDX, MAX_ED_FIELDY,
2357     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2358     NULL, NULL,                         NULL
2359   },
2360
2361   /* ---------- yam yam content -------------------------------------------- */
2362
2363   {
2364     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2365     3, 3,
2366     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2367     NULL, NULL,                         "1"
2368   },
2369   {
2370     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2371     3, 3,
2372     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2373     NULL, NULL,                         "2"
2374   },
2375   {
2376     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2377     3, 3,
2378     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2379     NULL, NULL,                         "3"
2380   },
2381   {
2382     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2383     3, 3,
2384     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2385     NULL, NULL,                         "4"
2386   },
2387   {
2388     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2389     3, 3,
2390     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2391     NULL, NULL,                         "5"
2392   },
2393   {
2394     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2395     3, 3,
2396     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2397     NULL, NULL,                         "6"
2398   },
2399   {
2400     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2401     3, 3,
2402     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2403     NULL, NULL,                         "7"
2404   },
2405   {
2406     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2407     3, 3,
2408     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2409     NULL, NULL,                         "8"
2410   },
2411
2412   /* ---------- magic ball content ----------------------------------------- */
2413
2414   {
2415     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2416     3, 3,
2417     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2418     NULL, NULL,                         "1"
2419   },
2420   {
2421     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2422     3, 3,
2423     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2424     NULL, NULL,                         "2"
2425   },
2426   {
2427     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2428     3, 3,
2429     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2430     NULL, NULL,                         "3"
2431   },
2432   {
2433     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2434     3, 3,
2435     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2436     NULL, NULL,                         "4"
2437   },
2438   {
2439     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2440     3, 3,
2441     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2442     NULL, NULL,                         "5"
2443   },
2444   {
2445     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2446     3, 3,
2447     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2448     NULL, NULL,                         "6"
2449   },
2450   {
2451     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2452     3, 3,
2453     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2454     NULL, NULL,                         "7"
2455   },
2456   {
2457     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2458     3, 3,
2459     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2460     NULL, NULL,                         "8"
2461   },
2462
2463   /* ---------- amoeba content --------------------------------------------- */
2464
2465   {
2466     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2467     1, 1,
2468     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2469     "content:", NULL,                   NULL
2470   },
2471
2472   /* ---------- element settings: configure 1 (custom elements) ----------- */
2473
2474   /* ---------- custom graphic --------------------------------------------- */
2475
2476   {
2477     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2478     1, 1,
2479     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2480     NULL, NULL,                         NULL
2481   },
2482
2483   /* ---------- element settings: configure 2 (custom elements) ----------- */
2484
2485   /* ---------- custom content (when exploding) ---------------------------- */
2486
2487   {
2488     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2489     3, 3,
2490     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2491     "content:", NULL,                   NULL
2492   },
2493
2494   /* ---------- custom enter and leave element (when moving) --------------- */
2495
2496   {
2497     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2498     1, 1,
2499     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2500     "can dig:", " ",                    NULL
2501   },
2502   {
2503     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2504     1, 1,
2505     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2506     NULL, NULL,                         NULL
2507   },
2508
2509   /* ---------- element settings: advanced (custom elements) --------------- */
2510
2511   /* ---------- custom change target --------------------------------------- */
2512
2513   {
2514     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2515     1, 1,
2516     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2517     NULL, "after/when:",                NULL
2518   },
2519
2520   /* ---------- custom change content (extended change target) ------------- */
2521
2522   {
2523     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2524     3, 3,
2525     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2526     NULL, NULL,                         NULL
2527   },
2528
2529   /* ---------- custom change trigger (element causing change) ------------- */
2530
2531   {
2532     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2533     1, 1,
2534     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2535     NULL, NULL,                         NULL
2536   },
2537
2538   /* ---------- group element content -------------------------------------- */
2539
2540   {
2541     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2542     MAX_ELEMENTS_IN_GROUP, 1,
2543     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2544     "content:", NULL,                   NULL
2545   },
2546
2547   /* ---------- random background (for random painting) -------------------- */
2548
2549   {
2550     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2551     1, 1,
2552     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2553     NULL, NULL,                         NULL
2554   },
2555 };
2556
2557
2558 /*
2559   -----------------------------------------------------------------------------
2560   some internally used variables
2561   -----------------------------------------------------------------------------
2562 */
2563
2564 /* actual size of level editor drawing area */
2565 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2566
2567 /* actual position of level editor drawing area in level playfield */
2568 static int level_xpos = -1, level_ypos = -1;
2569
2570 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2571
2572 /* drawing elements on the three mouse buttons */
2573 static int new_element1 = EL_WALL;
2574 static int new_element2 = EL_EMPTY;
2575 static int new_element3 = EL_SAND;
2576
2577 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
2578 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2579                                 (button) == 2 ? new_element2 : \
2580                                 (button) == 3 ? new_element3 : EL_EMPTY)
2581 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2582
2583 /* forward declaration for internal use */
2584 static void ModifyEditorCounter(int, int);
2585 static void ModifyEditorCounterLimits(int, int, int);
2586 static void ModifyEditorSelectbox(int, int);
2587 static void ModifyEditorDrawingArea(int, int, int);
2588 static void ModifyEditorElementList();
2589 static void RedrawDrawingElements();
2590 static void DrawDrawingWindow();
2591 static void DrawLevelInfoWindow();
2592 static void DrawPropertiesWindow();
2593 static void UpdateCustomElementGraphicGadgets();
2594 static boolean checkPropertiesConfig(int);
2595 static void CopyLevelToUndoBuffer(int);
2596 static void HandleDrawingAreas(struct GadgetInfo *);
2597 static void HandleCounterButtons(struct GadgetInfo *);
2598 static void HandleTextInputGadgets(struct GadgetInfo *);
2599 static void HandleTextAreaGadgets(struct GadgetInfo *);
2600 static void HandleSelectboxGadgets(struct GadgetInfo *);
2601 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2602 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2603 static void HandleRadiobuttons(struct GadgetInfo *);
2604 static void HandleCheckbuttons(struct GadgetInfo *);
2605 static void HandleControlButtons(struct GadgetInfo *);
2606 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2607
2608 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2609 static int right_gadget_border[NUM_EDITOR_GADGETS];
2610
2611 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2612 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2613 static boolean draw_with_brush = FALSE;
2614 static int properties_element = 0;
2615
2616 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2617 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2618 static int undo_buffer_position = 0;
2619 static int undo_buffer_steps = 0;
2620
2621 static int edit_mode;
2622 static int edit_mode_properties;
2623
2624 static int element_shift = 0;
2625
2626 static int editor_hl_boulderdash[] =
2627 {
2628   EL_CHAR('B'),
2629   EL_CHAR('O'),
2630   EL_CHAR('U'),
2631   EL_CHAR('L'),
2632
2633   EL_CHAR('-'),
2634   EL_CHAR('D'),
2635   EL_CHAR('E'),
2636   EL_CHAR('R'),
2637
2638   EL_CHAR('D'),
2639   EL_CHAR('A'),
2640   EL_CHAR('S'),
2641   EL_CHAR('H'),
2642 };
2643
2644 static int editor_el_boulderdash[] =
2645 {
2646   EL_PLAYER_1,
2647   EL_EMPTY,
2648   EL_SAND,
2649   EL_STEELWALL,
2650
2651   EL_BD_WALL,
2652   EL_BD_MAGIC_WALL,
2653   EL_EXIT_CLOSED,
2654   EL_EXIT_OPEN,
2655
2656   EL_BD_DIAMOND,
2657   EL_BD_BUTTERFLY_UP,
2658   EL_BD_FIREFLY_UP,
2659   EL_BD_ROCK,
2660
2661   EL_BD_BUTTERFLY_LEFT,
2662   EL_BD_FIREFLY_LEFT,
2663   EL_BD_BUTTERFLY_RIGHT,
2664   EL_BD_FIREFLY_RIGHT,
2665
2666   EL_BD_AMOEBA,
2667   EL_BD_BUTTERFLY_DOWN,
2668   EL_BD_FIREFLY_DOWN,
2669   EL_EMPTY,
2670 };
2671 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2672 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2673 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2674 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2675
2676 static int editor_hl_emerald_mine[] =
2677 {
2678   EL_CHAR('E'),
2679   EL_CHAR('M'),
2680   EL_CHAR('E'),
2681   EL_CHAR('-'),
2682
2683   EL_CHAR('R'),
2684   EL_CHAR('A'),
2685   EL_CHAR('L'),
2686   EL_CHAR('D'),
2687
2688   EL_CHAR('M'),
2689   EL_CHAR('I'),
2690   EL_CHAR('N'),
2691   EL_CHAR('E'),
2692 };
2693
2694 static int editor_el_emerald_mine[] =
2695 {
2696   EL_PLAYER_1,
2697   EL_PLAYER_2,
2698   EL_PLAYER_3,
2699   EL_PLAYER_4,
2700
2701   EL_PLAYER_1,
2702   EL_EMPTY,
2703   EL_SAND,
2704   EL_ROCK,
2705
2706   EL_STEELWALL,
2707   EL_WALL,
2708   EL_WALL_SLIPPERY,
2709   EL_MAGIC_WALL,
2710
2711   EL_EMERALD,
2712   EL_DIAMOND,
2713   EL_NUT,
2714   EL_BOMB,
2715
2716   EL_WALL_EMERALD,
2717   EL_WALL_DIAMOND,
2718   EL_QUICKSAND_EMPTY,
2719   EL_QUICKSAND_FULL,
2720
2721   EL_DYNAMITE,
2722   EL_DYNAMITE_ACTIVE,
2723   EL_EXIT_CLOSED,
2724   EL_EXIT_OPEN,
2725
2726   EL_YAMYAM,
2727   EL_BUG_UP,
2728   EL_SPACESHIP_UP,
2729   EL_ROBOT,
2730
2731   EL_BUG_LEFT,
2732   EL_SPACESHIP_LEFT,
2733   EL_BUG_RIGHT,
2734   EL_SPACESHIP_RIGHT,
2735
2736   EL_ROBOT_WHEEL,
2737   EL_BUG_DOWN,
2738   EL_SPACESHIP_DOWN,
2739   EL_INVISIBLE_WALL,
2740
2741   EL_ACID_POOL_TOPLEFT,
2742   EL_ACID,
2743   EL_ACID_POOL_TOPRIGHT,
2744   EL_EMPTY,
2745
2746   EL_ACID_POOL_BOTTOMLEFT,
2747   EL_ACID_POOL_BOTTOM,
2748   EL_ACID_POOL_BOTTOMRIGHT,
2749   EL_EMPTY,
2750
2751   EL_AMOEBA_DROP,
2752   EL_AMOEBA_DEAD,
2753   EL_AMOEBA_WET,
2754   EL_AMOEBA_DRY,
2755
2756   EL_EM_KEY_1,
2757   EL_EM_KEY_2,
2758   EL_EM_KEY_3,
2759   EL_EM_KEY_4,
2760
2761   EL_EM_GATE_1,
2762   EL_EM_GATE_2,
2763   EL_EM_GATE_3,
2764   EL_EM_GATE_4,
2765
2766   EL_EM_GATE_1_GRAY,
2767   EL_EM_GATE_2_GRAY,
2768   EL_EM_GATE_3_GRAY,
2769   EL_EM_GATE_4_GRAY,
2770 };
2771 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2772 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2773 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2774 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2775
2776 static int editor_hl_emerald_mine_club[] =
2777 {
2778   EL_CHAR('E'),
2779   EL_CHAR('M'),
2780   EL_CHAR('E'),
2781   EL_CHAR('-'),
2782
2783   EL_CHAR('R'),
2784   EL_CHAR('A'),
2785   EL_CHAR('L'),
2786   EL_CHAR('D'),
2787
2788   EL_CHAR('M'),
2789   EL_CHAR('I'),
2790   EL_CHAR('N'),
2791   EL_CHAR('E'),
2792
2793   EL_CHAR('C'),
2794   EL_CHAR('L'),
2795   EL_CHAR('U'),
2796   EL_CHAR('B'),
2797 };
2798
2799 static int editor_el_emerald_mine_club[] =
2800 {
2801   EL_EMC_KEY_5,
2802   EL_EMC_KEY_6,
2803   EL_EMC_KEY_7,
2804   EL_EMC_KEY_8,
2805
2806   EL_EMC_GATE_5,
2807   EL_EMC_GATE_6,
2808   EL_EMC_GATE_7,
2809   EL_EMC_GATE_8,
2810
2811   EL_EMC_GATE_5_GRAY,
2812   EL_EMC_GATE_6_GRAY,
2813   EL_EMC_GATE_7_GRAY,
2814   EL_EMC_GATE_8_GRAY,
2815
2816   EL_EMC_STEELWALL_1,
2817   EL_EMC_STEELWALL_2,
2818   EL_EMC_STEELWALL_3,
2819   EL_EMC_STEELWALL_4,
2820
2821   EL_EMC_WALL_13,
2822   EL_EMC_WALL_14,
2823   EL_EMC_WALL_15,
2824   EL_EMC_WALL_16,
2825
2826   EL_EMC_WALL_SLIPPERY_1,
2827   EL_EMC_WALL_SLIPPERY_2,
2828   EL_EMC_WALL_SLIPPERY_3,
2829   EL_EMC_WALL_SLIPPERY_4,
2830
2831   EL_EMC_WALL_1,
2832   EL_EMC_WALL_2,
2833   EL_EMC_WALL_3,
2834   EL_EMC_WALL_4,
2835
2836   EL_EMC_WALL_5,
2837   EL_EMC_WALL_6,
2838   EL_EMC_WALL_7,
2839   EL_EMC_WALL_8,
2840
2841   EL_EMC_WALL_9,
2842   EL_EMC_WALL_10,
2843   EL_EMC_WALL_11,
2844   EL_EMC_WALL_12,
2845
2846 #if RELEASE_311
2847   EL_EMPTY,
2848 #else
2849   EL_EMC_ANDROID,
2850 #endif
2851   EL_BALLOON,
2852   EL_BALLOON_SWITCH_ANY,
2853 #if RELEASE_311
2854   EL_EMPTY,
2855 #else
2856   EL_BALLOON_SWITCH_NONE,
2857 #endif
2858
2859   EL_BALLOON_SWITCH_LEFT,
2860   EL_BALLOON_SWITCH_RIGHT,
2861   EL_BALLOON_SWITCH_UP,
2862   EL_BALLOON_SWITCH_DOWN,
2863
2864   EL_EMC_GRASS,
2865   EL_EMC_PLANT,
2866 #if RELEASE_311
2867   EL_EMPTY,
2868   EL_EMPTY,
2869 #else
2870   EL_EMC_LENSES,
2871   EL_EMC_MAGNIFIER,
2872 #endif
2873
2874 #if RELEASE_311
2875   EL_EMPTY,
2876   EL_EMPTY,
2877 #else
2878   EL_EMC_MAGIC_BALL,
2879   EL_EMC_MAGIC_BALL_SWITCH,
2880 #endif
2881   EL_SPRING,
2882 #if RELEASE_311
2883   EL_EMPTY,
2884 #else
2885   EL_EMC_SPRING_BUMPER,
2886 #endif
2887
2888 #if RELEASE_311
2889   EL_EMPTY,
2890 #else
2891   EL_EMC_DRIPPER,
2892 #endif
2893   EL_EMC_FAKE_GRASS,
2894   EL_EMPTY,
2895   EL_EMPTY,
2896 };
2897 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
2898 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
2899 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
2900 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
2901
2902 static int editor_hl_more[] =
2903 {
2904   EL_CHAR('M'),
2905   EL_CHAR('O'),
2906   EL_CHAR('R'),
2907   EL_CHAR('E'),
2908 };
2909
2910 static int editor_el_more[] =
2911 {
2912   EL_KEY_1,
2913   EL_KEY_2,
2914   EL_KEY_3,
2915   EL_KEY_4,
2916
2917   EL_GATE_1,
2918   EL_GATE_2,
2919   EL_GATE_3,
2920   EL_GATE_4,
2921
2922   EL_GATE_1_GRAY,
2923   EL_GATE_2_GRAY,
2924   EL_GATE_3_GRAY,
2925   EL_GATE_4_GRAY,
2926
2927   EL_ARROW_LEFT,
2928   EL_ARROW_RIGHT,
2929   EL_ARROW_UP,
2930   EL_ARROW_DOWN,
2931
2932   EL_AMOEBA_FULL,
2933   EL_EMERALD_YELLOW,
2934   EL_EMERALD_RED,
2935   EL_EMERALD_PURPLE,
2936
2937   EL_WALL_BD_DIAMOND,
2938   EL_WALL_EMERALD_YELLOW,
2939   EL_WALL_EMERALD_RED,
2940   EL_WALL_EMERALD_PURPLE,
2941
2942   EL_GAME_OF_LIFE,
2943   EL_PACMAN_UP,
2944   EL_TIME_ORB_FULL,
2945   EL_TIME_ORB_EMPTY,
2946
2947   EL_PACMAN_LEFT,
2948   EL_DARK_YAMYAM,
2949   EL_PACMAN_RIGHT,
2950   EL_EXPANDABLE_WALL,
2951
2952   EL_BIOMAZE,
2953   EL_PACMAN_DOWN,
2954   EL_LAMP,
2955   EL_LAMP_ACTIVE,
2956
2957   EL_DYNABOMB_INCREASE_NUMBER,
2958   EL_DYNABOMB_INCREASE_SIZE,
2959   EL_DYNABOMB_INCREASE_POWER,
2960   EL_STONEBLOCK,
2961
2962   EL_MOLE,
2963   EL_PENGUIN,
2964   EL_PIG,
2965   EL_DRAGON,
2966
2967   EL_BUG,
2968   EL_MOLE_UP,
2969   EL_BD_BUTTERFLY,
2970   EL_BD_FIREFLY,
2971
2972   EL_MOLE_LEFT,
2973   EL_EMPTY,
2974   EL_MOLE_RIGHT,
2975   EL_PACMAN,
2976
2977   EL_SPACESHIP,
2978   EL_MOLE_DOWN,
2979   EL_EMPTY,
2980   EL_EMPTY,
2981
2982   EL_SATELLITE,
2983   EL_EXPANDABLE_WALL_HORIZONTAL,
2984   EL_EXPANDABLE_WALL_VERTICAL,
2985   EL_EXPANDABLE_WALL_ANY,
2986
2987   EL_INVISIBLE_STEELWALL,
2988   EL_INVISIBLE_WALL,
2989   EL_SPEED_PILL,
2990   EL_BLACK_ORB,
2991 };
2992 static int *editor_hl_more_ptr = editor_hl_more;
2993 static int *editor_el_more_ptr = editor_el_more;
2994 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2995 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2996
2997 static int editor_hl_sokoban[] =
2998 {
2999   EL_CHAR('S'),
3000   EL_CHAR('O'),
3001   EL_CHAR('K'),
3002   EL_CHAR('O'),
3003
3004   EL_CHAR('-'),
3005   EL_CHAR('B'),
3006   EL_CHAR('A'),
3007   EL_CHAR('N'),
3008 };
3009
3010 static int editor_el_sokoban[] =
3011 {
3012   EL_SOKOBAN_OBJECT,
3013   EL_SOKOBAN_FIELD_EMPTY,
3014   EL_SOKOBAN_FIELD_FULL,
3015   EL_SOKOBAN_FIELD_PLAYER,
3016 };
3017 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3018 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3019 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3020 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3021
3022 static int editor_hl_supaplex[] =
3023 {
3024   EL_CHAR('S'),
3025   EL_CHAR('U'),
3026   EL_CHAR('P'),
3027   EL_CHAR('A'),
3028
3029   EL_CHAR('P'),
3030   EL_CHAR('L'),
3031   EL_CHAR('E'),
3032   EL_CHAR('X'),
3033 };
3034
3035 static int editor_el_supaplex[] =
3036 {
3037 #if 1
3038   EL_EMPTY,
3039 #else
3040   EL_SP_EMPTY,
3041 #endif
3042   EL_SP_ZONK,
3043   EL_SP_BASE,
3044   EL_SP_MURPHY,
3045
3046   EL_SP_INFOTRON,
3047   EL_SP_CHIP_SINGLE,
3048   EL_SP_HARDWARE_GRAY,
3049   EL_SP_EXIT_CLOSED,
3050
3051   EL_SP_DISK_ORANGE,
3052   EL_SP_PORT_RIGHT,
3053   EL_SP_PORT_DOWN,
3054   EL_SP_PORT_LEFT,
3055
3056   EL_SP_PORT_UP,
3057   EL_SP_GRAVITY_PORT_RIGHT,
3058   EL_SP_GRAVITY_PORT_DOWN,
3059   EL_SP_GRAVITY_PORT_LEFT,
3060
3061   EL_SP_GRAVITY_PORT_UP,
3062   EL_SP_SNIKSNAK,
3063   EL_SP_DISK_YELLOW,
3064   EL_SP_TERMINAL,
3065
3066   EL_SP_DISK_RED,
3067   EL_SP_PORT_VERTICAL,
3068   EL_SP_PORT_HORIZONTAL,
3069   EL_SP_PORT_ANY,
3070
3071   EL_SP_ELECTRON,
3072   EL_SP_BUGGY_BASE,
3073   EL_SP_CHIP_LEFT,
3074   EL_SP_CHIP_RIGHT,
3075
3076   EL_SP_HARDWARE_BASE_1,
3077   EL_SP_HARDWARE_GREEN,
3078   EL_SP_HARDWARE_BLUE,
3079   EL_SP_HARDWARE_RED,
3080
3081   EL_SP_HARDWARE_YELLOW,
3082   EL_SP_HARDWARE_BASE_2,
3083   EL_SP_HARDWARE_BASE_3,
3084   EL_SP_HARDWARE_BASE_4,
3085
3086   EL_SP_HARDWARE_BASE_5,
3087   EL_SP_HARDWARE_BASE_6,
3088   EL_SP_CHIP_TOP,
3089   EL_SP_CHIP_BOTTOM,
3090 };
3091 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3092 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3093 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3094 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3095
3096 static int editor_hl_diamond_caves[] =
3097 {
3098   EL_CHAR('D'),
3099   EL_CHAR('I'),
3100   EL_CHAR('A'),
3101   EL_CHAR('-'),
3102
3103   EL_CHAR('M'),
3104   EL_CHAR('O'),
3105   EL_CHAR('N'),
3106   EL_CHAR('D'),
3107
3108   EL_CHAR('C'),
3109   EL_CHAR('A'),
3110   EL_CHAR('V'),
3111   EL_CHAR('E'),
3112
3113   EL_CHAR('S'),
3114   EL_CHAR(' '),
3115   EL_CHAR('I'),
3116   EL_CHAR('I'),
3117 };
3118
3119 static int editor_el_diamond_caves[] =
3120 {
3121   EL_PEARL,
3122   EL_CRYSTAL,
3123   EL_WALL_PEARL,
3124   EL_WALL_CRYSTAL,
3125
3126   EL_CONVEYOR_BELT_1_LEFT,
3127   EL_CONVEYOR_BELT_1_MIDDLE,
3128   EL_CONVEYOR_BELT_1_RIGHT,
3129   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3130
3131   EL_CONVEYOR_BELT_2_LEFT,
3132   EL_CONVEYOR_BELT_2_MIDDLE,
3133   EL_CONVEYOR_BELT_2_RIGHT,
3134   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3135
3136   EL_CONVEYOR_BELT_3_LEFT,
3137   EL_CONVEYOR_BELT_3_MIDDLE,
3138   EL_CONVEYOR_BELT_3_RIGHT,
3139   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3140
3141   EL_CONVEYOR_BELT_4_LEFT,
3142   EL_CONVEYOR_BELT_4_MIDDLE,
3143   EL_CONVEYOR_BELT_4_RIGHT,
3144   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3145
3146   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3147   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3148   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3149   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3150
3151   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3152   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3153   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3154   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3155
3156   EL_SWITCHGATE_OPEN,
3157   EL_SWITCHGATE_CLOSED,
3158   EL_SWITCHGATE_SWITCH_UP,
3159   EL_EMPTY,
3160
3161   EL_ENVELOPE_1,
3162   EL_ENVELOPE_2,
3163   EL_ENVELOPE_3,
3164   EL_ENVELOPE_4,
3165
3166   EL_TIMEGATE_CLOSED,
3167   EL_TIMEGATE_OPEN,
3168   EL_TIMEGATE_SWITCH,
3169   EL_EMPTY,
3170
3171   EL_LANDMINE,
3172   EL_INVISIBLE_SAND,
3173   EL_STEELWALL_SLIPPERY,
3174   EL_EMPTY,
3175
3176   EL_SIGN_EXCLAMATION,
3177   EL_SIGN_STOP,
3178   EL_LIGHT_SWITCH,
3179   EL_LIGHT_SWITCH_ACTIVE,
3180
3181   EL_SHIELD_NORMAL,
3182   EL_SHIELD_DEADLY,
3183   EL_EXTRA_TIME,
3184   EL_EMPTY,
3185 };
3186 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3187 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3188 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3189 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3190
3191 static int editor_hl_dx_boulderdash[] =
3192 {
3193   EL_CHAR('D'),
3194   EL_CHAR('X'),
3195   EL_CHAR('-'),
3196   EL_CHAR(' '),
3197
3198   EL_CHAR('B'),
3199   EL_CHAR('O'),
3200   EL_CHAR('U'),
3201   EL_CHAR('L'),
3202
3203   EL_CHAR('-'),
3204   EL_CHAR('D'),
3205   EL_CHAR('E'),
3206   EL_CHAR('R'),
3207
3208   EL_CHAR('D'),
3209   EL_CHAR('A'),
3210   EL_CHAR('S'),
3211   EL_CHAR('H'),
3212 };
3213
3214 static int editor_el_dx_boulderdash[] =
3215 {
3216   EL_EMPTY,
3217   EL_TUBE_RIGHT_DOWN,
3218   EL_TUBE_HORIZONTAL_DOWN,
3219   EL_TUBE_LEFT_DOWN,
3220
3221   EL_TUBE_HORIZONTAL,
3222   EL_TUBE_VERTICAL_RIGHT,
3223   EL_TUBE_ANY,
3224   EL_TUBE_VERTICAL_LEFT,
3225
3226   EL_TUBE_VERTICAL,
3227   EL_TUBE_RIGHT_UP,
3228   EL_TUBE_HORIZONTAL_UP,
3229   EL_TUBE_LEFT_UP,
3230
3231   EL_TRAP,
3232   EL_DX_SUPABOMB,
3233   EL_EMPTY,
3234   EL_EMPTY
3235 };
3236 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3237 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3238 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3239 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3240
3241 static int editor_hl_chars[] =
3242 {
3243   EL_CHAR('T'),
3244   EL_CHAR('E'),
3245   EL_CHAR('X'),
3246   EL_CHAR('T'),
3247 };
3248
3249 static int editor_el_chars[] =
3250 {
3251   EL_CHAR(' '),
3252   EL_CHAR('!'),
3253   EL_CHAR('"'),
3254   EL_CHAR('#'),
3255
3256   EL_CHAR('$'),
3257   EL_CHAR('%'),
3258   EL_CHAR('&'),
3259   EL_CHAR('\''),
3260
3261   EL_CHAR('('),
3262   EL_CHAR(')'),
3263   EL_CHAR('*'),
3264   EL_CHAR('+'),
3265
3266   EL_CHAR(','),
3267   EL_CHAR('-'),
3268   EL_CHAR('.'),
3269   EL_CHAR('/'),
3270
3271   EL_CHAR('0'),
3272   EL_CHAR('1'),
3273   EL_CHAR('2'),
3274   EL_CHAR('3'),
3275
3276   EL_CHAR('4'),
3277   EL_CHAR('5'),
3278   EL_CHAR('6'),
3279   EL_CHAR('7'),
3280
3281   EL_CHAR('8'),
3282   EL_CHAR('9'),
3283   EL_CHAR(':'),
3284   EL_CHAR(';'),
3285
3286   EL_CHAR('<'),
3287   EL_CHAR('='),
3288   EL_CHAR('>'),
3289   EL_CHAR('?'),
3290
3291   EL_CHAR('@'),
3292   EL_CHAR('A'),
3293   EL_CHAR('B'),
3294   EL_CHAR('C'),
3295
3296   EL_CHAR('D'),
3297   EL_CHAR('E'),
3298   EL_CHAR('F'),
3299   EL_CHAR('G'),
3300
3301   EL_CHAR('H'),
3302   EL_CHAR('I'),
3303   EL_CHAR('J'),
3304   EL_CHAR('K'),
3305
3306   EL_CHAR('L'),
3307   EL_CHAR('M'),
3308   EL_CHAR('N'),
3309   EL_CHAR('O'),
3310
3311   EL_CHAR('P'),
3312   EL_CHAR('Q'),
3313   EL_CHAR('R'),
3314   EL_CHAR('S'),
3315
3316   EL_CHAR('T'),
3317   EL_CHAR('U'),
3318   EL_CHAR('V'),
3319   EL_CHAR('W'),
3320
3321   EL_CHAR('X'),
3322   EL_CHAR('Y'),
3323   EL_CHAR('Z'),
3324   EL_CHAR('['),
3325
3326   EL_CHAR('\\'),
3327   EL_CHAR(']'),
3328   EL_CHAR('^'),
3329   EL_CHAR('_'),
3330
3331   EL_CHAR('©'),
3332   EL_CHAR('Ä'),
3333   EL_CHAR('Ö'),
3334   EL_CHAR('Ü'),
3335
3336   EL_CHAR('°'),
3337   EL_CHAR('®'),
3338   EL_CHAR(FONT_ASCII_CURSOR),
3339   EL_CHAR(' ')
3340 };
3341 static int *editor_hl_chars_ptr = editor_hl_chars;
3342 static int *editor_el_chars_ptr = editor_el_chars;
3343 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3344 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3345
3346 static int editor_hl_custom[] =
3347 {
3348   EL_CHAR('C'),
3349   EL_CHAR('U'),
3350   EL_CHAR('S'),
3351   EL_CHAR('-'),
3352
3353   EL_CHAR('T'),
3354   EL_CHAR('O'),
3355   EL_CHAR('M'),
3356   EL_CHAR(' '),
3357
3358   EL_CHAR('E'),
3359   EL_CHAR('L'),
3360   EL_CHAR('E'),
3361   EL_CHAR('M'),
3362
3363   EL_CHAR('E'),
3364   EL_CHAR('N'),
3365   EL_CHAR('T'),
3366   EL_CHAR('S'),
3367 };
3368
3369 static int editor_el_custom[] =
3370 {
3371   EL_CUSTOM_START + 0,
3372   EL_CUSTOM_START + 1,
3373   EL_CUSTOM_START + 2,
3374   EL_CUSTOM_START + 3,
3375
3376   EL_CUSTOM_START + 4,
3377   EL_CUSTOM_START + 5,
3378   EL_CUSTOM_START + 6,
3379   EL_CUSTOM_START + 7,
3380
3381   EL_CUSTOM_START + 8,
3382   EL_CUSTOM_START + 9,
3383   EL_CUSTOM_START + 10,
3384   EL_CUSTOM_START + 11,
3385
3386   EL_CUSTOM_START + 12,
3387   EL_CUSTOM_START + 13,
3388   EL_CUSTOM_START + 14,
3389   EL_CUSTOM_START + 15,
3390
3391   EL_CUSTOM_START + 16,
3392   EL_CUSTOM_START + 17,
3393   EL_CUSTOM_START + 18,
3394   EL_CUSTOM_START + 19,
3395
3396   EL_CUSTOM_START + 20,
3397   EL_CUSTOM_START + 21,
3398   EL_CUSTOM_START + 22,
3399   EL_CUSTOM_START + 23,
3400
3401   EL_CUSTOM_START + 24,
3402   EL_CUSTOM_START + 25,
3403   EL_CUSTOM_START + 26,
3404   EL_CUSTOM_START + 27,
3405
3406   EL_CUSTOM_START + 28,
3407   EL_CUSTOM_START + 29,
3408   EL_CUSTOM_START + 30,
3409   EL_CUSTOM_START + 31,
3410
3411   EL_CUSTOM_START + 32,
3412   EL_CUSTOM_START + 33,
3413   EL_CUSTOM_START + 34,
3414   EL_CUSTOM_START + 35,
3415
3416   EL_CUSTOM_START + 36,
3417   EL_CUSTOM_START + 37,
3418   EL_CUSTOM_START + 38,
3419   EL_CUSTOM_START + 39,
3420
3421   EL_CUSTOM_START + 40,
3422   EL_CUSTOM_START + 41,
3423   EL_CUSTOM_START + 42,
3424   EL_CUSTOM_START + 43,
3425
3426   EL_CUSTOM_START + 44,
3427   EL_CUSTOM_START + 45,
3428   EL_CUSTOM_START + 46,
3429   EL_CUSTOM_START + 47,
3430
3431   EL_CUSTOM_START + 48,
3432   EL_CUSTOM_START + 49,
3433   EL_CUSTOM_START + 50,
3434   EL_CUSTOM_START + 51,
3435
3436   EL_CUSTOM_START + 52,
3437   EL_CUSTOM_START + 53,
3438   EL_CUSTOM_START + 54,
3439   EL_CUSTOM_START + 55,
3440
3441   EL_CUSTOM_START + 56,
3442   EL_CUSTOM_START + 57,
3443   EL_CUSTOM_START + 58,
3444   EL_CUSTOM_START + 59,
3445
3446   EL_CUSTOM_START + 60,
3447   EL_CUSTOM_START + 61,
3448   EL_CUSTOM_START + 62,
3449   EL_CUSTOM_START + 63,
3450
3451   EL_CUSTOM_START + 64,
3452   EL_CUSTOM_START + 65,
3453   EL_CUSTOM_START + 66,
3454   EL_CUSTOM_START + 67,
3455
3456   EL_CUSTOM_START + 68,
3457   EL_CUSTOM_START + 69,
3458   EL_CUSTOM_START + 70,
3459   EL_CUSTOM_START + 71,
3460
3461   EL_CUSTOM_START + 72,
3462   EL_CUSTOM_START + 73,
3463   EL_CUSTOM_START + 74,
3464   EL_CUSTOM_START + 75,
3465
3466   EL_CUSTOM_START + 76,
3467   EL_CUSTOM_START + 77,
3468   EL_CUSTOM_START + 78,
3469   EL_CUSTOM_START + 79,
3470
3471   EL_CUSTOM_START + 80,
3472   EL_CUSTOM_START + 81,
3473   EL_CUSTOM_START + 82,
3474   EL_CUSTOM_START + 83,
3475
3476   EL_CUSTOM_START + 84,
3477   EL_CUSTOM_START + 85,
3478   EL_CUSTOM_START + 86,
3479   EL_CUSTOM_START + 87,
3480
3481   EL_CUSTOM_START + 88,
3482   EL_CUSTOM_START + 89,
3483   EL_CUSTOM_START + 90,
3484   EL_CUSTOM_START + 91,
3485
3486   EL_CUSTOM_START + 92,
3487   EL_CUSTOM_START + 93,
3488   EL_CUSTOM_START + 94,
3489   EL_CUSTOM_START + 95,
3490
3491   EL_CUSTOM_START + 96,
3492   EL_CUSTOM_START + 97,
3493   EL_CUSTOM_START + 98,
3494   EL_CUSTOM_START + 99,
3495
3496   EL_CUSTOM_START + 100,
3497   EL_CUSTOM_START + 101,
3498   EL_CUSTOM_START + 102,
3499   EL_CUSTOM_START + 103,
3500
3501   EL_CUSTOM_START + 104,
3502   EL_CUSTOM_START + 105,
3503   EL_CUSTOM_START + 106,
3504   EL_CUSTOM_START + 107,
3505
3506   EL_CUSTOM_START + 108,
3507   EL_CUSTOM_START + 109,
3508   EL_CUSTOM_START + 110,
3509   EL_CUSTOM_START + 111,
3510
3511   EL_CUSTOM_START + 112,
3512   EL_CUSTOM_START + 113,
3513   EL_CUSTOM_START + 114,
3514   EL_CUSTOM_START + 115,
3515
3516   EL_CUSTOM_START + 116,
3517   EL_CUSTOM_START + 117,
3518   EL_CUSTOM_START + 118,
3519   EL_CUSTOM_START + 119,
3520
3521   EL_CUSTOM_START + 120,
3522   EL_CUSTOM_START + 121,
3523   EL_CUSTOM_START + 122,
3524   EL_CUSTOM_START + 123,
3525
3526   EL_CUSTOM_START + 124,
3527   EL_CUSTOM_START + 125,
3528   EL_CUSTOM_START + 126,
3529   EL_CUSTOM_START + 127
3530 };
3531 static int *editor_hl_custom_ptr = editor_hl_custom;
3532 static int *editor_el_custom_ptr = editor_el_custom;
3533 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3534 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3535
3536 static int editor_hl_custom_more[] =
3537 {
3538 };
3539
3540 static int editor_el_custom_more[] =
3541 {
3542   EL_CUSTOM_START + 128,
3543   EL_CUSTOM_START + 129,
3544   EL_CUSTOM_START + 130,
3545   EL_CUSTOM_START + 131,
3546
3547   EL_CUSTOM_START + 132,
3548   EL_CUSTOM_START + 133,
3549   EL_CUSTOM_START + 134,
3550   EL_CUSTOM_START + 135,
3551
3552   EL_CUSTOM_START + 136,
3553   EL_CUSTOM_START + 137,
3554   EL_CUSTOM_START + 138,
3555   EL_CUSTOM_START + 139,
3556
3557   EL_CUSTOM_START + 140,
3558   EL_CUSTOM_START + 141,
3559   EL_CUSTOM_START + 142,
3560   EL_CUSTOM_START + 143,
3561
3562   EL_CUSTOM_START + 144,
3563   EL_CUSTOM_START + 145,
3564   EL_CUSTOM_START + 146,
3565   EL_CUSTOM_START + 147,
3566
3567   EL_CUSTOM_START + 148,
3568   EL_CUSTOM_START + 149,
3569   EL_CUSTOM_START + 150,
3570   EL_CUSTOM_START + 151,
3571
3572   EL_CUSTOM_START + 152,
3573   EL_CUSTOM_START + 153,
3574   EL_CUSTOM_START + 154,
3575   EL_CUSTOM_START + 155,
3576
3577   EL_CUSTOM_START + 156,
3578   EL_CUSTOM_START + 157,
3579   EL_CUSTOM_START + 158,
3580   EL_CUSTOM_START + 159,
3581
3582   EL_CUSTOM_START + 160,
3583   EL_CUSTOM_START + 161,
3584   EL_CUSTOM_START + 162,
3585   EL_CUSTOM_START + 163,
3586
3587   EL_CUSTOM_START + 164,
3588   EL_CUSTOM_START + 165,
3589   EL_CUSTOM_START + 166,
3590   EL_CUSTOM_START + 167,
3591
3592   EL_CUSTOM_START + 168,
3593   EL_CUSTOM_START + 169,
3594   EL_CUSTOM_START + 170,
3595   EL_CUSTOM_START + 171,
3596
3597   EL_CUSTOM_START + 172,
3598   EL_CUSTOM_START + 173,
3599   EL_CUSTOM_START + 174,
3600   EL_CUSTOM_START + 175,
3601
3602   EL_CUSTOM_START + 176,
3603   EL_CUSTOM_START + 177,
3604   EL_CUSTOM_START + 178,
3605   EL_CUSTOM_START + 179,
3606
3607   EL_CUSTOM_START + 180,
3608   EL_CUSTOM_START + 181,
3609   EL_CUSTOM_START + 182,
3610   EL_CUSTOM_START + 183,
3611
3612   EL_CUSTOM_START + 184,
3613   EL_CUSTOM_START + 185,
3614   EL_CUSTOM_START + 186,
3615   EL_CUSTOM_START + 187,
3616
3617   EL_CUSTOM_START + 188,
3618   EL_CUSTOM_START + 189,
3619   EL_CUSTOM_START + 190,
3620   EL_CUSTOM_START + 191,
3621
3622   EL_CUSTOM_START + 192,
3623   EL_CUSTOM_START + 193,
3624   EL_CUSTOM_START + 194,
3625   EL_CUSTOM_START + 195,
3626
3627   EL_CUSTOM_START + 196,
3628   EL_CUSTOM_START + 197,
3629   EL_CUSTOM_START + 198,
3630   EL_CUSTOM_START + 199,
3631
3632   EL_CUSTOM_START + 200,
3633   EL_CUSTOM_START + 201,
3634   EL_CUSTOM_START + 202,
3635   EL_CUSTOM_START + 203,
3636
3637   EL_CUSTOM_START + 204,
3638   EL_CUSTOM_START + 205,
3639   EL_CUSTOM_START + 206,
3640   EL_CUSTOM_START + 207,
3641
3642   EL_CUSTOM_START + 208,
3643   EL_CUSTOM_START + 209,
3644   EL_CUSTOM_START + 210,
3645   EL_CUSTOM_START + 211,
3646
3647   EL_CUSTOM_START + 212,
3648   EL_CUSTOM_START + 213,
3649   EL_CUSTOM_START + 214,
3650   EL_CUSTOM_START + 215,
3651
3652   EL_CUSTOM_START + 216,
3653   EL_CUSTOM_START + 217,
3654   EL_CUSTOM_START + 218,
3655   EL_CUSTOM_START + 219,
3656
3657   EL_CUSTOM_START + 220,
3658   EL_CUSTOM_START + 221,
3659   EL_CUSTOM_START + 222,
3660   EL_CUSTOM_START + 223,
3661
3662   EL_CUSTOM_START + 224,
3663   EL_CUSTOM_START + 225,
3664   EL_CUSTOM_START + 226,
3665   EL_CUSTOM_START + 227,
3666
3667   EL_CUSTOM_START + 228,
3668   EL_CUSTOM_START + 229,
3669   EL_CUSTOM_START + 230,
3670   EL_CUSTOM_START + 231,
3671
3672   EL_CUSTOM_START + 232,
3673   EL_CUSTOM_START + 233,
3674   EL_CUSTOM_START + 234,
3675   EL_CUSTOM_START + 235,
3676
3677   EL_CUSTOM_START + 236,
3678   EL_CUSTOM_START + 237,
3679   EL_CUSTOM_START + 238,
3680   EL_CUSTOM_START + 239,
3681
3682   EL_CUSTOM_START + 240,
3683   EL_CUSTOM_START + 241,
3684   EL_CUSTOM_START + 242,
3685   EL_CUSTOM_START + 243,
3686
3687   EL_CUSTOM_START + 244,
3688   EL_CUSTOM_START + 245,
3689   EL_CUSTOM_START + 246,
3690   EL_CUSTOM_START + 247,
3691
3692   EL_CUSTOM_START + 248,
3693   EL_CUSTOM_START + 249,
3694   EL_CUSTOM_START + 250,
3695   EL_CUSTOM_START + 251,
3696
3697   EL_CUSTOM_START + 252,
3698   EL_CUSTOM_START + 253,
3699   EL_CUSTOM_START + 254,
3700   EL_CUSTOM_START + 255
3701 };
3702 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3703 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3704 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3705 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3706
3707 static int editor_hl_custom_special[] =
3708 {
3709 };
3710
3711 static int editor_el_custom_special[] =
3712 {
3713   EL_TRIGGER_ELEMENT,
3714   EL_TRIGGER_PLAYER,
3715   EL_EMPTY,
3716   EL_EMPTY
3717 };
3718 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3719 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3720 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3721 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3722
3723 static int editor_hl_group[] =
3724 {
3725   EL_CHAR('G'),
3726   EL_CHAR('R'),
3727   EL_CHAR('O'),
3728   EL_CHAR('U'),
3729
3730   EL_CHAR('P'),
3731   EL_CHAR(' '),
3732   EL_CHAR(' '),
3733   EL_CHAR(' '),
3734
3735   EL_CHAR('E'),
3736   EL_CHAR('L'),
3737   EL_CHAR('E'),
3738   EL_CHAR('M'),
3739
3740   EL_CHAR('E'),
3741   EL_CHAR('N'),
3742   EL_CHAR('T'),
3743   EL_CHAR('S'),
3744 };
3745
3746 static int editor_el_group[] =
3747 {
3748   EL_GROUP_START + 0,
3749   EL_GROUP_START + 1,
3750   EL_GROUP_START + 2,
3751   EL_GROUP_START + 3,
3752
3753   EL_GROUP_START + 4,
3754   EL_GROUP_START + 5,
3755   EL_GROUP_START + 6,
3756   EL_GROUP_START + 7,
3757
3758   EL_GROUP_START + 8,
3759   EL_GROUP_START + 9,
3760   EL_GROUP_START + 10,
3761   EL_GROUP_START + 11,
3762
3763   EL_GROUP_START + 12,
3764   EL_GROUP_START + 13,
3765   EL_GROUP_START + 14,
3766   EL_GROUP_START + 15
3767 };
3768 static int *editor_hl_group_ptr = editor_hl_group;
3769 static int *editor_el_group_ptr = editor_el_group;
3770 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3771 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3772
3773 static int editor_hl_group_more[] =
3774 {
3775 };
3776
3777 static int editor_el_group_more[] =
3778 {
3779   EL_GROUP_START + 16,
3780   EL_GROUP_START + 17,
3781   EL_GROUP_START + 18,
3782   EL_GROUP_START + 19,
3783
3784   EL_GROUP_START + 20,
3785   EL_GROUP_START + 21,
3786   EL_GROUP_START + 22,
3787   EL_GROUP_START + 23,
3788
3789   EL_GROUP_START + 24,
3790   EL_GROUP_START + 25,
3791   EL_GROUP_START + 26,
3792   EL_GROUP_START + 27,
3793
3794   EL_GROUP_START + 28,
3795   EL_GROUP_START + 29,
3796   EL_GROUP_START + 30,
3797   EL_GROUP_START + 31
3798 };
3799 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3800 static int *editor_el_group_more_ptr = editor_el_group_more;
3801 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3802 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3803
3804 static int editor_hl_user_defined[] =
3805 {
3806   EL_CHAR('U'),
3807   EL_CHAR('S'),
3808   EL_CHAR('E'),
3809   EL_CHAR('R'),
3810
3811   EL_CHAR('D'),
3812   EL_CHAR('E'),
3813   EL_CHAR('F'),
3814   EL_CHAR('I'),
3815
3816   EL_CHAR('-'),
3817   EL_CHAR('N'),
3818   EL_CHAR('E'),
3819   EL_CHAR('D'),
3820 };
3821
3822 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3823 static int *editor_el_user_defined_ptr = NULL;
3824 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3825 static int num_editor_el_user_defined = 0;
3826
3827 static int editor_hl_empty[] = { };
3828 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3829
3830 static int *editor_hl_empty_ptr = editor_hl_empty;
3831 static int *editor_el_empty_ptr = editor_el_empty;
3832 static int num_editor_hl_empty = 0;
3833 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3834
3835 static boolean use_el_empty = FALSE;
3836
3837 static int *editor_elements = NULL;     /* dynamically allocated */
3838 static int num_editor_elements = 0;     /* dynamically determined */
3839
3840 static struct
3841 {
3842   boolean *setup_value;
3843
3844   int **headline_list;
3845   int *headline_list_size;
3846
3847   int **element_list;
3848   int *element_list_size;
3849
3850   boolean last_setup_value;
3851 }
3852 editor_elements_info[] =
3853 {
3854   {
3855     &setup.editor.el_boulderdash,
3856     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3857     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3858   },
3859   {
3860     &setup.editor.el_emerald_mine,
3861     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3862     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3863   },
3864   {
3865     &setup.editor.el_emerald_mine_club,
3866     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
3867     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
3868   },
3869   {
3870     &setup.editor.el_more,
3871     &editor_hl_more_ptr,                &num_editor_hl_more,
3872     &editor_el_more_ptr,                &num_editor_el_more
3873   },
3874   {
3875     &setup.editor.el_sokoban,
3876     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3877     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3878   },
3879   {
3880     &setup.editor.el_supaplex,
3881     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3882     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3883   },
3884   {
3885     &setup.editor.el_diamond_caves,
3886     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3887     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3888   },
3889   {
3890     &setup.editor.el_dx_boulderdash,
3891     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3892     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3893   },
3894   {
3895     &setup.editor.el_chars,
3896     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3897     &editor_el_chars_ptr,               &num_editor_el_chars
3898   },
3899   {
3900     &setup.editor.el_custom,
3901     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3902     &editor_el_custom_ptr,              &num_editor_el_custom
3903   },
3904   {
3905     &setup.editor.el_custom_more,
3906     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3907     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3908   },
3909   {
3910     &setup.editor.el_custom,
3911     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
3912     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
3913   },
3914   {
3915     &setup.editor.el_custom,
3916     &editor_hl_group_ptr,               &num_editor_hl_group,
3917     &editor_el_group_ptr,               &num_editor_el_group
3918   },
3919   {
3920     &setup.editor.el_custom_more,
3921     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3922     &editor_el_group_more_ptr,          &num_editor_el_group_more
3923   },
3924   {
3925     &setup.editor.el_user_defined,
3926     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3927     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3928   },
3929   {
3930     &use_el_empty,
3931     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3932     &editor_el_empty_ptr,               &num_editor_el_empty,
3933   },
3934   {
3935     NULL,
3936     NULL,                               NULL,
3937     NULL,                               NULL
3938   }
3939 };
3940
3941
3942 /*
3943   -----------------------------------------------------------------------------
3944   functions
3945   -----------------------------------------------------------------------------
3946 */
3947
3948 static int getMaxInfoTextLength()
3949 {
3950   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3951 }
3952
3953 static int getTextWidthForGadget(char *text)
3954 {
3955   if (text == NULL)
3956     return 0;
3957
3958   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3959 }
3960
3961 static int getTextWidthForDrawingArea(char *text)
3962 {
3963   if (text == NULL)
3964     return 0;
3965
3966   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3967 }
3968
3969 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3970 {
3971   return (gi->x + gi->width + getTextWidthForGadget(text));
3972 }
3973
3974 static char *getElementInfoText(int element)
3975 {
3976   char *info_text = NULL;
3977
3978   if (element < NUM_FILE_ELEMENTS)
3979   {
3980     if (strlen(element_info[element].description) > 0)
3981       info_text = element_info[element].description;
3982     else if (element_info[element].custom_description != NULL)
3983       info_text = element_info[element].custom_description;
3984     else if (element_info[element].editor_description != NULL)
3985       info_text = element_info[element].editor_description;
3986   }
3987
3988   if (info_text == NULL)
3989     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3990
3991   return info_text;
3992 }
3993
3994 static void ReinitializeElementList()
3995 {
3996   int pos = 0;
3997   int i, j;
3998
3999   checked_free(editor_elements);
4000
4001   /* reload optional user defined element list for each invocation of editor */
4002   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4003                                    &num_editor_el_user_defined);
4004
4005   /* initialize list of empty elements (used for padding, if needed) */
4006   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4007     editor_el_empty[i] = EL_EMPTY;
4008
4009   /* do some sanity checks for each element from element list */
4010   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4011   {
4012     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4013     {
4014       int element = (*editor_elements_info[i].element_list)[j];
4015
4016       if (element >= NUM_FILE_ELEMENTS)
4017         Error(ERR_WARN, "editor element %d is runtime element", element);
4018
4019       if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4020         Error(ERR_WARN, "no element description for element %d", element);
4021     }
4022   }
4023
4024   num_editor_elements = 0;
4025   use_el_empty = FALSE;
4026
4027   /* determine size of element list */
4028   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4029   {
4030     if (*editor_elements_info[i].setup_value)
4031     {
4032       if (setup.editor.el_headlines)
4033         num_editor_elements += *editor_elements_info[i].headline_list_size;
4034
4035       num_editor_elements += *editor_elements_info[i].element_list_size;
4036     }
4037   }
4038
4039   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4040   {
4041     /* offer at least as many elements as element buttons exist */
4042     use_el_empty = TRUE;
4043     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4044
4045     num_editor_elements += num_editor_el_empty;
4046   }
4047
4048   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4049
4050   /* fill element list */
4051   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4052   {
4053     if (*editor_elements_info[i].setup_value)
4054     {
4055       if (setup.editor.el_headlines)
4056         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4057           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4058
4059       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4060         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4061     }
4062   }
4063
4064   /* correct position of element list scrollbar */
4065   if (element_shift < 0)
4066     element_shift = 0;
4067   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4068     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4069 }
4070
4071 void PrintEditorElementList()
4072 {
4073   boolean *stop = &setup.editor.el_user_defined;
4074   int i, j;
4075
4076   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4077   {
4078     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4079     {
4080       int element = (*editor_elements_info[i].headline_list)[j];
4081
4082       printf("# %s\n", element_info[element].token_name);
4083     }
4084
4085     if (j > 0)
4086       printf("#\n");
4087
4088     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4089     {
4090       int element = (*editor_elements_info[i].element_list)[j];
4091
4092       printf("# %s\n", element_info[element].token_name);
4093     }
4094
4095     if (j > 0)
4096       printf("#\n");
4097   }
4098 }
4099
4100 static void ReinitializeElementListButtons()
4101 {
4102   static boolean last_setup_value_headlines = FALSE;
4103   static boolean initialization_needed = TRUE;
4104   int i;
4105
4106   if (!initialization_needed)   /* check if editor element setup has changed */
4107   {
4108     if (last_setup_value_headlines != setup.editor.el_headlines)
4109       initialization_needed = TRUE;
4110
4111     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4112       if (editor_elements_info[i].last_setup_value !=
4113           *editor_elements_info[i].setup_value)
4114         initialization_needed = TRUE;
4115   }
4116
4117   if (!initialization_needed)
4118     return;
4119
4120   FreeLevelEditorGadgets();
4121   CreateLevelEditorGadgets();
4122
4123   /* store current setup values for next invocation of this function */
4124   last_setup_value_headlines = setup.editor.el_headlines;
4125   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4126     editor_elements_info[i].last_setup_value =
4127       *editor_elements_info[i].setup_value;
4128
4129   initialization_needed = FALSE;
4130 }
4131
4132 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4133                               boolean input)
4134 {
4135   int border_graphic =
4136     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4137   Bitmap *src_bitmap;
4138   int src_x, src_y;
4139   int num_mini_tilex = width  / MINI_TILEX + 1;
4140   int num_mini_tiley = height / MINI_TILEY + 1;
4141   int x, y;
4142
4143   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4144
4145   for (y = 0; y < num_mini_tiley; y++)
4146     for (x = 0; x < num_mini_tilex; x++)
4147       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4148                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4149                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4150
4151   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4152 }
4153
4154 static void DrawDrawingArea(int id)
4155 {
4156   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4157   int x, y;
4158
4159   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4160     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4161                        el2edimg(random_placement_background_element));
4162   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4163     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4164   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4165     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4166                        el2edimg(custom_element.gfx_element));
4167   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4168     for (y = 0; y < 3; y++)
4169       for (x = 0; x < 3; x++)
4170         DrawMiniGraphicExt(drawto,
4171                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4172                            el2edimg(custom_element.content[x][y]));
4173   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4174     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4175                        el2edimg(custom_element.move_enter_element));
4176   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4177     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4178                        el2edimg(custom_element.move_leave_element));
4179   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4180     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4181                        el2edimg(custom_element_change.target_element));
4182   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4183     for (y = 0; y < 3; y++)
4184       for (x = 0; x < 3; x++)
4185         DrawMiniGraphicExt(drawto,
4186                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4187                            el2edimg(custom_element_change.target_content[x][y]));
4188   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4189     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4190                        el2edimg(custom_element_change.trigger_element));
4191   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4192     for (x = 0; x < group_element_info.num_elements; x++)
4193       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4194                          el2edimg(group_element_info.element[x]));
4195   else if (id >= ED_DRAWING_ID_YAMYAM_CONTENT_0 &&
4196            id <= ED_DRAWING_ID_YAMYAM_CONTENT_7)
4197   {
4198     int nr = id - ED_DRAWING_ID_YAMYAM_CONTENT_0;
4199
4200     for (y = 0; y < 3; y++)
4201       for (x = 0; x < 3; x++)
4202         DrawMiniGraphicExt(drawto,
4203                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4204                            el2edimg(level.yamyam_content[nr][x][y]));
4205   }
4206   else if (id >= ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 &&
4207            id <= ED_DRAWING_ID_MAGIC_BALL_CONTENT_7)
4208   {
4209     int nr = id - ED_DRAWING_ID_MAGIC_BALL_CONTENT_0;
4210
4211     for (y = 0; y < 3; y++)
4212       for (x = 0; x < 3; x++)
4213         DrawMiniGraphicExt(drawto,
4214                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4215                            el2edimg(level.ball_content[nr][x][y]));
4216   }
4217 }
4218
4219 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4220 {
4221   int x,y;
4222   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4223   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4224
4225   BlitBitmap(drawto, drawto,
4226              SX + (dx == -1 ? MINI_TILEX : 0),
4227              SY + (dy == -1 ? MINI_TILEY : 0),
4228              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4229              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4230              SX + (dx == +1 ? MINI_TILEX : 0),
4231              SY + (dy == +1 ? MINI_TILEY : 0));
4232   if (dx)
4233   {
4234     x = (dx == 1 ? 0 : ed_fieldx - 1);
4235     for (y = 0; y < ed_fieldy; y++)
4236       DrawMiniElementOrWall(x, y, from_x, from_y);
4237   }
4238   else if (dy)
4239   {
4240     y = (dy == 1 ? 0 : ed_fieldy - 1);
4241     for (x = 0; x < ed_fieldx; x++)
4242       DrawMiniElementOrWall(x, y, from_x, from_y);
4243   }
4244
4245   redraw_mask |= REDRAW_FIELD;
4246   BackToFront();
4247 }
4248
4249 static void CreateControlButtons()
4250 {
4251   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4252   struct GadgetInfo *gi;
4253   unsigned long event_mask;
4254   int i;
4255
4256   /* create toolbox buttons */
4257   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4258   {
4259     int id = i;
4260     int width, height;
4261     int gd_xoffset, gd_yoffset;
4262     int gd_x1, gd_x2, gd_y1, gd_y2;
4263     int button_type;
4264     int radio_button_nr;
4265     boolean checked;
4266
4267     if (id == GADGET_ID_SINGLE_ITEMS ||
4268         id == GADGET_ID_CONNECTED_ITEMS ||
4269         id == GADGET_ID_LINE ||
4270         id == GADGET_ID_ARC ||
4271         id == GADGET_ID_TEXT ||
4272         id == GADGET_ID_RECTANGLE ||
4273         id == GADGET_ID_FILLED_BOX ||
4274         id == GADGET_ID_FLOOD_FILL ||
4275         id == GADGET_ID_GRAB_BRUSH ||
4276         id == GADGET_ID_PICK_ELEMENT ||
4277         id == GADGET_ID_CUSTOM_COPY_FROM ||
4278         id == GADGET_ID_CUSTOM_COPY_TO ||
4279         id == GADGET_ID_CUSTOM_EXCHANGE)
4280     {
4281       button_type = GD_TYPE_RADIO_BUTTON;
4282       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4283       checked = (id == drawing_function ? TRUE : FALSE);
4284       event_mask = GD_EVENT_PRESSED;
4285     }
4286     else
4287     {
4288       button_type = GD_TYPE_NORMAL_BUTTON;
4289       radio_button_nr = RADIO_NR_NONE;
4290       checked = FALSE;
4291
4292       if (id == GADGET_ID_WRAP_LEFT ||
4293           id == GADGET_ID_WRAP_RIGHT ||
4294           id == GADGET_ID_WRAP_UP ||
4295           id == GADGET_ID_WRAP_DOWN)
4296         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4297       else
4298         event_mask = GD_EVENT_RELEASED;
4299     }
4300
4301     if (id < ED_NUM_CTRL1_BUTTONS)
4302     {
4303       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4304       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4305
4306       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4307       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4308       width  = ED_CTRL1_BUTTON_XSIZE;
4309       height = ED_CTRL1_BUTTON_YSIZE;
4310
4311       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4312       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4313       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4314       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4315     }
4316     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4317     {
4318       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4319       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4320
4321       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4322       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4323       width  = ED_CTRL2_BUTTON_XSIZE;
4324       height = ED_CTRL2_BUTTON_YSIZE;
4325
4326       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4327       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4328       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4329       gd_y2 = 0;        /* no alternative graphic for these buttons */
4330     }
4331     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4332     {
4333       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4334       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4335
4336       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4337       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4338       width  = ED_CTRL3_BUTTON_XSIZE;
4339       height = ED_CTRL3_BUTTON_YSIZE;
4340
4341       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4342       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4343       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4344       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4345     }
4346     else
4347     {
4348       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4349       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4350
4351       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4352       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4353       width  = ED_CTRL4_BUTTON_XSIZE;
4354       height = ED_CTRL4_BUTTON_YSIZE;
4355
4356       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4357       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4358       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4359       gd_y2 = 0;        /* no alternative graphic for these buttons */
4360     }
4361
4362     gi = CreateGadget(GDI_CUSTOM_ID, id,
4363                       GDI_CUSTOM_TYPE_ID, i,
4364                       GDI_INFO_TEXT, control_info[i].text,
4365                       GDI_X, EX + gd_xoffset,
4366                       GDI_Y, EY + gd_yoffset,
4367                       GDI_WIDTH, width,
4368                       GDI_HEIGHT, height,
4369                       GDI_TYPE, button_type,
4370                       GDI_STATE, GD_BUTTON_UNPRESSED,
4371                       GDI_RADIO_NR, radio_button_nr,
4372                       GDI_CHECKED, checked,
4373                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4374                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4375                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4376                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4377                       GDI_EVENT_MASK, event_mask,
4378                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4379                       GDI_CALLBACK_ACTION, HandleControlButtons,
4380                       GDI_END);
4381
4382     if (gi == NULL)
4383       Error(ERR_EXIT, "cannot create gadget");
4384
4385     level_editor_gadget[id] = gi;
4386   }
4387
4388   /* create buttons for scrolling of drawing area and element list */
4389   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4390   {
4391     int id = scrollbutton_info[i].gadget_id;
4392     int x, y, width, height;
4393     int gd_x1, gd_x2, gd_y1, gd_y2;
4394
4395     x = scrollbutton_info[i].x;
4396     y = scrollbutton_info[i].y;
4397
4398     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4399
4400     if (id == GADGET_ID_SCROLL_LIST_UP ||
4401         id == GADGET_ID_SCROLL_LIST_DOWN)
4402     {
4403       x += DX;
4404       y += DY;
4405       width = ED_SCROLLBUTTON2_XSIZE;
4406       height = ED_SCROLLBUTTON2_YSIZE;
4407       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4408       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4409       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4410       gd_y2 = gd_y1;
4411     }
4412     else
4413     {
4414       x += SX;
4415       y += SY;
4416       width = ED_SCROLLBUTTON_XSIZE;
4417       height = ED_SCROLLBUTTON_YSIZE;
4418       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4419       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4420       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4421       gd_y2 = gd_y1;
4422     }
4423
4424     gi = CreateGadget(GDI_CUSTOM_ID, id,
4425                       GDI_CUSTOM_TYPE_ID, i,
4426                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4427                       GDI_X, x,
4428                       GDI_Y, y,
4429                       GDI_WIDTH, width,
4430                       GDI_HEIGHT, height,
4431                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4432                       GDI_STATE, GD_BUTTON_UNPRESSED,
4433                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4434                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4435                       GDI_EVENT_MASK, event_mask,
4436                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4437                       GDI_CALLBACK_ACTION, HandleControlButtons,
4438                       GDI_END);
4439
4440     if (gi == NULL)
4441       Error(ERR_EXIT, "cannot create gadget");
4442
4443     level_editor_gadget[id] = gi;
4444   }
4445
4446   /* create buttons for element list */
4447   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4448   {
4449     Bitmap *deco_bitmap;
4450     int deco_x, deco_y, deco_xpos, deco_ypos;
4451     int gd_xoffset, gd_yoffset;
4452     int gd_x1, gd_x2, gd_y;
4453     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4454     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4455     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4456     int element = editor_elements[i];
4457
4458     event_mask = GD_EVENT_RELEASED;
4459
4460     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4461     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4462
4463     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4464     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4465     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4466
4467     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4468     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4469     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4470
4471     gi = CreateGadget(GDI_CUSTOM_ID, id,
4472                       GDI_CUSTOM_TYPE_ID, i,
4473                       GDI_INFO_TEXT, getElementInfoText(element),
4474                       GDI_X, DX + gd_xoffset,
4475                       GDI_Y, DY + gd_yoffset,
4476                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4477                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4478                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4479                       GDI_STATE, GD_BUTTON_UNPRESSED,
4480                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4481                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4482                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4483                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4484                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4485                       GDI_DECORATION_SHIFTING, 1, 1,
4486                       GDI_EVENT_MASK, event_mask,
4487                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4488                       GDI_CALLBACK_ACTION, HandleControlButtons,
4489                       GDI_END);
4490
4491     if (gi == NULL)
4492       Error(ERR_EXIT, "cannot create gadget");
4493
4494     level_editor_gadget[id] = gi;
4495   }
4496 }
4497
4498 static void CreateCounterButtons()
4499 {
4500   int max_infotext_len = getMaxInfoTextLength();
4501   int i;
4502
4503   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4504   {
4505     int j;
4506     int x = SX + counterbutton_info[i].x;       /* down count button */
4507     int y = SY + counterbutton_info[i].y;
4508
4509     /* determine horizontal position to the right of specified gadget */
4510     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4511       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4512            ED_GADGET_TEXT_DISTANCE);
4513
4514     /* determine horizontal offset for leading text */
4515     if (counterbutton_info[i].text_left != NULL)
4516       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4517
4518     for (j = 0; j < 2; j++)
4519     {
4520       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4521       struct GadgetInfo *gi;
4522       int id = (j == 0 ?
4523                 counterbutton_info[i].gadget_id_down :
4524                 counterbutton_info[i].gadget_id_up);
4525       int gd_xoffset;
4526       int gd_x, gd_x1, gd_x2, gd_y;
4527       int x_size, y_size;
4528       unsigned long event_mask;
4529       char infotext[max_infotext_len + 1];
4530
4531       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4532
4533       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4534       {
4535         int sid = (j == 0 ?
4536                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4537                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4538
4539         event_mask |= GD_EVENT_RELEASED;
4540
4541         if (j == 1)
4542           x += 2 * ED_GADGET_DISTANCE;
4543         y += ED_GADGET_DISTANCE;
4544
4545         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4546         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4547         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4548         x_size = ED_SCROLLBUTTON_XSIZE;
4549         y_size = ED_SCROLLBUTTON_YSIZE;
4550       }
4551       else
4552       {
4553         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4554         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4555         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4556         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4557         x_size = ED_BUTTON_COUNT_XSIZE;
4558         y_size = ED_BUTTON_COUNT_YSIZE;
4559       }
4560
4561       sprintf(infotext, "%s counter value by 1, 5 or 10",
4562               (j == 0 ? "decrease" : "increase"));
4563
4564       gi = CreateGadget(GDI_CUSTOM_ID, id,
4565                         GDI_CUSTOM_TYPE_ID, i,
4566                         GDI_INFO_TEXT, infotext,
4567                         GDI_X, x,
4568                         GDI_Y, y,
4569                         GDI_WIDTH, x_size,
4570                         GDI_HEIGHT, y_size,
4571                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4572                         GDI_STATE, GD_BUTTON_UNPRESSED,
4573                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4574                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4575                         GDI_EVENT_MASK, event_mask,
4576                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4577                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4578                         GDI_END);
4579
4580       if (gi == NULL)
4581         Error(ERR_EXIT, "cannot create gadget");
4582
4583       level_editor_gadget[id] = gi;
4584       right_gadget_border[id] =
4585         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4586
4587       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4588
4589       if (j == 0)
4590       {
4591         int font_type = FONT_INPUT_1;
4592         int font_type_active = FONT_INPUT_1_ACTIVE;
4593         int gd_width = ED_WIN_COUNT_XSIZE;
4594
4595         id = counterbutton_info[i].gadget_id_text;
4596         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4597
4598         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4599         {
4600           font_type = FONT_LEVEL_NUMBER;
4601           font_type_active = FONT_LEVEL_NUMBER;
4602
4603           x += 2 * ED_GADGET_DISTANCE;
4604           y -= ED_GADGET_DISTANCE;
4605
4606           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4607           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4608           gd_width = ED_WIN_COUNT2_XSIZE;
4609         }
4610         else
4611         {
4612           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4613           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4614         }
4615
4616         gi = CreateGadget(GDI_CUSTOM_ID, id,
4617                           GDI_CUSTOM_TYPE_ID, i,
4618                           GDI_INFO_TEXT, "enter counter value",
4619                           GDI_X, x,
4620                           GDI_Y, y,
4621                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4622                           GDI_NUMBER_VALUE, 0,
4623                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4624                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4625                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4626                           GDI_TEXT_FONT, font_type,
4627                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4628                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4629                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4630                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4631                           GDI_DESIGN_WIDTH, gd_width,
4632                           GDI_EVENT_MASK, event_mask,
4633                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4634                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4635                           GDI_END);
4636
4637         if (gi == NULL)
4638           Error(ERR_EXIT, "cannot create gadget");
4639
4640         level_editor_gadget[id] = gi;
4641         right_gadget_border[id] =
4642           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4643
4644         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4645       }
4646     }
4647   }
4648 }
4649
4650 static void CreateDrawingAreas()
4651 {
4652   int i;
4653
4654   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4655   {
4656     struct GadgetInfo *gi;
4657     unsigned long event_mask;
4658     int id = drawingarea_info[i].gadget_id;
4659     int x = SX + drawingarea_info[i].x;
4660     int y = SY + drawingarea_info[i].y;
4661     int area_xsize = drawingarea_info[i].area_xsize;
4662     int area_ysize = drawingarea_info[i].area_ysize;
4663
4664     event_mask =
4665       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4666       GD_EVENT_OFF_BORDERS;
4667
4668     /* determine horizontal position to the right of specified gadget */
4669     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4670       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4671            ED_DRAWINGAREA_TEXT_DISTANCE);
4672
4673     /* determine horizontal offset for leading text */
4674     if (drawingarea_info[i].text_left != NULL)
4675       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4676
4677     gi = CreateGadget(GDI_CUSTOM_ID, id,
4678                       GDI_CUSTOM_TYPE_ID, i,
4679                       GDI_X, x,
4680                       GDI_Y, y,
4681                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4682                       GDI_AREA_SIZE, area_xsize, area_ysize,
4683                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4684                       GDI_EVENT_MASK, event_mask,
4685                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4686                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4687                       GDI_END);
4688
4689     if (gi == NULL)
4690       Error(ERR_EXIT, "cannot create gadget");
4691
4692     level_editor_gadget[id] = gi;
4693     right_gadget_border[id] =
4694       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4695   }
4696 }
4697
4698 static void CreateTextInputGadgets()
4699 {
4700   int max_infotext_len = getMaxInfoTextLength();
4701   int i;
4702
4703   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4704   {
4705     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4706     int gd_x, gd_y;
4707     struct GadgetInfo *gi;
4708     unsigned long event_mask;
4709     char infotext[MAX_OUTPUT_LINESIZE + 1];
4710     int id = textinput_info[i].gadget_id;
4711
4712     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4713
4714     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4715     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4716
4717     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4718     infotext[max_infotext_len] = '\0';
4719
4720     gi = CreateGadget(GDI_CUSTOM_ID, id,
4721                       GDI_CUSTOM_TYPE_ID, i,
4722                       GDI_INFO_TEXT, infotext,
4723                       GDI_X, SX + textinput_info[i].x,
4724                       GDI_Y, SY + textinput_info[i].y,
4725                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4726                       GDI_TEXT_VALUE, textinput_info[i].value,
4727                       GDI_TEXT_SIZE, textinput_info[i].size,
4728                       GDI_TEXT_FONT, FONT_INPUT_1,
4729                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4730                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4731                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4732                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4733                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4734                       GDI_EVENT_MASK, event_mask,
4735                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4736                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4737                       GDI_END);
4738
4739     if (gi == NULL)
4740       Error(ERR_EXIT, "cannot create gadget");
4741
4742     level_editor_gadget[id] = gi;
4743   }
4744 }
4745
4746 static void CreateTextAreaGadgets()
4747 {
4748   int max_infotext_len = getMaxInfoTextLength();
4749   int i;
4750
4751   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4752   {
4753     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4754     int gd_x, gd_y;
4755     struct GadgetInfo *gi;
4756     unsigned long event_mask;
4757     char infotext[MAX_OUTPUT_LINESIZE + 1];
4758     int id = textarea_info[i].gadget_id;
4759     int area_xsize = textarea_info[i].xsize;
4760     int area_ysize = textarea_info[i].ysize;
4761
4762     event_mask = GD_EVENT_TEXT_LEAVING;
4763
4764     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4765     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4766
4767     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4768     infotext[max_infotext_len] = '\0';
4769
4770     gi = CreateGadget(GDI_CUSTOM_ID, id,
4771                       GDI_CUSTOM_TYPE_ID, i,
4772                       GDI_INFO_TEXT, infotext,
4773                       GDI_X, SX + textarea_info[i].x,
4774                       GDI_Y, SY + textarea_info[i].y,
4775                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4776                       GDI_AREA_SIZE, area_xsize, area_ysize,
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, HandleTextAreaGadgets,
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 CreateSelectboxGadgets()
4796 {
4797   int max_infotext_len = getMaxInfoTextLength();
4798   int i, j;
4799
4800   for (i = 0; i < ED_NUM_SELECTBOX; 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 = selectbox_info[i].gadget_id;
4808     int x = SX + selectbox_info[i].x;
4809     int y = SY + selectbox_info[i].y;
4810
4811     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4812     {
4813       /* (we cannot use -1 for uninitialized values if we directly compare
4814          with results from strlen(), because the '<' and '>' operation will
4815          implicitely cast -1 to an unsigned integer value!) */
4816       selectbox_info[i].size = 0;
4817
4818       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4819         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4820           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4821
4822       selectbox_info[i].size++;         /* add one character empty space */
4823     }
4824
4825     event_mask = GD_EVENT_RELEASED |
4826       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4827
4828     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4829     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4830
4831     /* determine horizontal position to the right of specified gadget */
4832     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4833       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4834            ED_GADGET_TEXT_DISTANCE);
4835
4836     /* determine horizontal offset for leading text */
4837     if (selectbox_info[i].text_left != NULL)
4838       x += getTextWidthForGadget(selectbox_info[i].text_left);
4839
4840     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4841     infotext[max_infotext_len] = '\0';
4842
4843     gi = CreateGadget(GDI_CUSTOM_ID, id,
4844                       GDI_CUSTOM_TYPE_ID, i,
4845                       GDI_INFO_TEXT, infotext,
4846                       GDI_X, x,
4847                       GDI_Y, y,
4848                       GDI_TYPE, GD_TYPE_SELECTBOX,
4849                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4850                       GDI_TEXT_SIZE, selectbox_info[i].size,
4851                       GDI_TEXT_FONT, FONT_INPUT_1,
4852                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4853                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4854                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4855                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4856                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4857                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4858                       GDI_EVENT_MASK, event_mask,
4859                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4860                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4861                       GDI_END);
4862
4863     if (gi == NULL)
4864       Error(ERR_EXIT, "cannot create gadget");
4865
4866     level_editor_gadget[id] = gi;
4867     right_gadget_border[id] =
4868       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4869   }
4870 }
4871
4872 static void CreateTextbuttonGadgets()
4873 {
4874   int max_infotext_len = getMaxInfoTextLength();
4875   int i;
4876
4877   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4878   {
4879     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4880     int gd_x1, gd_x2, gd_y1, gd_y2;
4881     struct GadgetInfo *gi;
4882     unsigned long event_mask;
4883     char infotext[MAX_OUTPUT_LINESIZE + 1];
4884     int id = textbutton_info[i].gadget_id;
4885     int x = SX + textbutton_info[i].x;
4886     int y = SY + textbutton_info[i].y;
4887
4888     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4889       textbutton_info[i].size = strlen(textbutton_info[i].text);
4890
4891     event_mask = GD_EVENT_RELEASED;
4892
4893     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4894     {
4895       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4896       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4897       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4898       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4899     }
4900     else
4901     {
4902       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4903       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4904       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4905       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4906     }
4907
4908     sprintf(infotext, "%s", textbutton_info[i].infotext);
4909     infotext[max_infotext_len] = '\0';
4910
4911     /* determine horizontal position to the right of specified gadget */
4912     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4913       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4914            ED_GADGET_TEXT_DISTANCE);
4915
4916     /* determine horizontal offset for leading text */
4917     if (textbutton_info[i].text_left != NULL)
4918       x += getTextWidthForGadget(textbutton_info[i].text_left);
4919
4920     gi = CreateGadget(GDI_CUSTOM_ID, id,
4921                       GDI_CUSTOM_TYPE_ID, i,
4922                       GDI_INFO_TEXT, infotext,
4923                       GDI_X, x,
4924                       GDI_Y, y,
4925                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4926                       GDI_TEXT_VALUE, textbutton_info[i].text,
4927                       GDI_TEXT_SIZE, textbutton_info[i].size,
4928                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4929                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4930                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4931                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4932                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4933                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4934                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4935                       GDI_DECORATION_SHIFTING, 1, 1,
4936                       GDI_EVENT_MASK, event_mask,
4937                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4938                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4939                       GDI_END);
4940
4941     if (gi == NULL)
4942       Error(ERR_EXIT, "cannot create gadget");
4943
4944     level_editor_gadget[id] = gi;
4945     right_gadget_border[id] =
4946       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4947   }
4948 }
4949
4950 static void CreateGraphicbuttonGadgets()
4951 {
4952   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4953   struct GadgetInfo *gi;
4954   unsigned long event_mask;
4955   int i;
4956
4957   /* create buttons for scrolling of drawing area and element list */
4958   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4959   {
4960     int id = graphicbutton_info[i].gadget_id;
4961     int gd_x1, gd_x2, gd_y1, gd_y2;
4962     int x = SX + graphicbutton_info[i].x;
4963     int y = SY + graphicbutton_info[i].y;
4964
4965     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4966
4967     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
4968     {
4969       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4970       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4971       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4972       gd_y2 = gd_y1;
4973     }
4974     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
4975     {
4976       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
4977       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4978       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
4979       gd_y2 = gd_y1;
4980     }
4981
4982     /* determine horizontal position to the right of specified gadget */
4983     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4984       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4985            ED_GADGET_TEXT_DISTANCE);
4986
4987     /* determine horizontal offset for leading text */
4988     if (graphicbutton_info[i].text_left != NULL)
4989       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4990
4991     gi = CreateGadget(GDI_CUSTOM_ID, id,
4992                       GDI_CUSTOM_TYPE_ID, i,
4993                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4994                       GDI_X, x,
4995                       GDI_Y, y,
4996                       GDI_WIDTH, graphicbutton_info[i].width,
4997                       GDI_HEIGHT, graphicbutton_info[i].height,
4998                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4999                       GDI_STATE, GD_BUTTON_UNPRESSED,
5000                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5001                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5002                       GDI_EVENT_MASK, event_mask,
5003                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5004                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5005                       GDI_END);
5006
5007     if (gi == NULL)
5008       Error(ERR_EXIT, "cannot create gadget");
5009
5010     level_editor_gadget[id] = gi;
5011     right_gadget_border[id] =
5012       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5013   }
5014 }
5015
5016 static void CreateScrollbarGadgets()
5017 {
5018   int i;
5019
5020   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5021   {
5022     int id = scrollbar_info[i].gadget_id;
5023     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5024     int gd_x1, gd_x2, gd_y1, gd_y2;
5025     struct GadgetInfo *gi;
5026     int items_max, items_visible, item_position;
5027     unsigned long event_mask;
5028
5029     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5030     {
5031       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5032       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5033       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5034     }
5035     else        /* drawing area scrollbars */
5036     {
5037       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5038       {
5039         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5040         items_visible = ed_fieldx;
5041         item_position = 0;
5042       }
5043       else
5044       {
5045         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5046         items_visible = ed_fieldy;
5047         item_position = 0;
5048       }
5049     }
5050
5051     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5052
5053     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5054     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5055                       scrollbar_info[i].height : scrollbar_info[i].width));
5056     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5057     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5058
5059     gi = CreateGadget(GDI_CUSTOM_ID, id,
5060                       GDI_CUSTOM_TYPE_ID, i,
5061                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5062                       GDI_X, scrollbar_info[i].x,
5063                       GDI_Y, scrollbar_info[i].y,
5064                       GDI_WIDTH, scrollbar_info[i].width,
5065                       GDI_HEIGHT, scrollbar_info[i].height,
5066                       GDI_TYPE, scrollbar_info[i].type,
5067                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5068                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5069                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5070                       GDI_STATE, GD_BUTTON_UNPRESSED,
5071                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5072                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5073                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5074                       GDI_EVENT_MASK, event_mask,
5075                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5076                       GDI_CALLBACK_ACTION, HandleControlButtons,
5077                       GDI_END);
5078
5079     if (gi == NULL)
5080       Error(ERR_EXIT, "cannot create gadget");
5081
5082     level_editor_gadget[id] = gi;
5083   }
5084 }
5085
5086 static void CreateCheckbuttonGadgets()
5087 {
5088   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5089   struct GadgetInfo *gi;
5090   unsigned long event_mask;
5091   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5092   int i;
5093
5094   event_mask = GD_EVENT_PRESSED;
5095
5096   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5097   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5098   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5099   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5100   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5101
5102   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5103   {
5104     int id = checkbutton_info[i].gadget_id;
5105     int x = SX + checkbutton_info[i].x;
5106     int y = SY + checkbutton_info[i].y;
5107
5108     if (id == GADGET_ID_STICK_ELEMENT)
5109       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5110     else
5111       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5112
5113     /* determine horizontal position to the right of specified gadget */
5114     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5115       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5116            ED_GADGET_TEXT_DISTANCE);
5117
5118     /* determine horizontal offset for leading text */
5119     if (checkbutton_info[i].text_left != NULL)
5120       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5121
5122     gi = CreateGadget(GDI_CUSTOM_ID, id,
5123                       GDI_CUSTOM_TYPE_ID, i,
5124                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5125                       GDI_X, x,
5126                       GDI_Y, y,
5127                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5128                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5129                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5130                       GDI_CHECKED, *checkbutton_info[i].value,
5131                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5132                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5133                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5134                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5135                       GDI_EVENT_MASK, event_mask,
5136                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5137                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5138                       GDI_END);
5139
5140     if (gi == NULL)
5141       Error(ERR_EXIT, "cannot create gadget");
5142
5143     level_editor_gadget[id] = gi;
5144     right_gadget_border[id] =
5145       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5146   }
5147 }
5148
5149 static void CreateRadiobuttonGadgets()
5150 {
5151   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5152   struct GadgetInfo *gi;
5153   unsigned long event_mask;
5154   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5155   int i;
5156
5157   event_mask = GD_EVENT_PRESSED;
5158
5159   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5160   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5161   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5162   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5163   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5164
5165   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5166   {
5167     int id = radiobutton_info[i].gadget_id;
5168     int x = SX + radiobutton_info[i].x;
5169     int y = SY + radiobutton_info[i].y;
5170
5171     int checked =
5172       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5173
5174     /* determine horizontal position to the right of specified gadget */
5175     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5176       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5177            ED_GADGET_TEXT_DISTANCE);
5178
5179     /* determine horizontal offset for leading text */
5180     if (radiobutton_info[i].text_left != NULL)
5181       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5182
5183     gi = CreateGadget(GDI_CUSTOM_ID, id,
5184                       GDI_CUSTOM_TYPE_ID, i,
5185                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5186                       GDI_X, x,
5187                       GDI_Y, y,
5188                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5189                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5190                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5191                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5192                       GDI_CHECKED, checked,
5193                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5194                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5195                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5196                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5197                       GDI_EVENT_MASK, event_mask,
5198                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5199                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5200                       GDI_END);
5201
5202     if (gi == NULL)
5203       Error(ERR_EXIT, "cannot create gadget");
5204
5205     level_editor_gadget[id] = gi;
5206     right_gadget_border[id] =
5207       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5208   }
5209 }
5210
5211 void CreateLevelEditorGadgets()
5212 {
5213   int old_game_status = game_status;
5214
5215   /* setting 'game_status' is needed to get the right fonts for the editor */
5216   game_status = GAME_MODE_EDITOR;
5217
5218   ReinitializeElementList();
5219
5220   CreateControlButtons();
5221   CreateScrollbarGadgets();
5222
5223   /* order of function calls is important because of cross-references */
5224   CreateCheckbuttonGadgets();
5225   CreateCounterButtons();
5226   CreateRadiobuttonGadgets();
5227   CreateTextInputGadgets();
5228   CreateTextAreaGadgets();
5229   CreateSelectboxGadgets();
5230   CreateGraphicbuttonGadgets();
5231   CreateTextbuttonGadgets();
5232   CreateDrawingAreas();
5233
5234   game_status = old_game_status;
5235 }
5236
5237 void FreeLevelEditorGadgets()
5238 {
5239   int i;
5240
5241   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5242     FreeGadget(level_editor_gadget[i]);
5243 }
5244
5245 static void MapCounterButtons(int id)
5246 {
5247   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5248   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5249   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5250   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5251   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5252   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5253   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5254   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5255   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5256   int yoffset = ED_BORDER_SIZE;
5257   int x_left = gi_down->x - xoffset_left;
5258   int x_right = gi_up->x + gi_up->width + xoffset_right;
5259   int y_above = gi_down->y - yoffset_above;
5260   int x = gi_down->x;
5261   int y;        /* set after gadget position was modified */
5262
5263   /* set position for "value1/value2" counter gadgets (score in most cases) */
5264   if (id == ED_COUNTER_ID_ELEMENT_VALUE1 ||
5265       id == ED_COUNTER_ID_ELEMENT_VALUE2)
5266   {
5267     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5268     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5269     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5270   }
5271
5272   y = gi_up->y + yoffset;
5273
5274   if (counterbutton_info[id].text_above)
5275     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5276
5277   if (counterbutton_info[id].text_left)
5278     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5279
5280   if (counterbutton_info[id].text_right)
5281     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5282
5283   ModifyEditorCounter(id, *counterbutton_info[id].value);
5284
5285   MapGadget(gi_down);
5286   MapGadget(gi_text);
5287   MapGadget(gi_up);
5288 }
5289
5290 static void MapControlButtons()
5291 {
5292   int counter_id;
5293   int i;
5294
5295   /* map toolbox buttons (excluding special CE toolbox buttons) */
5296   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5297     MapGadget(level_editor_gadget[i]);
5298
5299   /* map buttons to select elements */
5300   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5301     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5302   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5303   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5304   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5305
5306   /* map buttons to select level */
5307   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5308   ModifyEditorCounterLimits(counter_id,
5309                             leveldir_current->first_level,
5310                             leveldir_current->last_level);
5311   MapCounterButtons(counter_id);
5312 }
5313
5314 static void MapDrawingArea(int id)
5315 {
5316   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5317   int area_xsize = gi->drawing.area_xsize;
5318   int area_ysize = gi->drawing.area_ysize;
5319   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5320   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5321   int x_left  = gi->x - xoffset_left;
5322   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5323   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5324   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5325   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5326
5327   if (drawingarea_info[id].text_left)
5328     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5329
5330   if (drawingarea_info[id].text_right)
5331     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5332
5333   if (drawingarea_info[id].text_below)
5334     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5335
5336   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5337   {
5338     DrawElementBorder(gi->x, gi->y,
5339                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5340
5341     DrawDrawingArea(id);
5342   }
5343
5344   MapGadget(gi);
5345 }
5346
5347 static void MapTextInputGadget(int id)
5348 {
5349   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5350   int xoffset_above = 0;
5351   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5352   int x_above = textinput_info[id].x + xoffset_above;
5353   int y_above = textinput_info[id].y + yoffset_above;
5354
5355   if (textinput_info[id].text_above)
5356     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5357
5358   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5359
5360   MapGadget(gi);
5361 }
5362
5363 static void MapTextAreaGadget(int id)
5364 {
5365   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5366   int xoffset_above = 0;
5367   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5368   int x_above = textarea_info[id].x + xoffset_above;
5369   int y_above = textarea_info[id].y + yoffset_above;
5370
5371   if (textarea_info[id].text_above)
5372     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5373
5374   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5375
5376   MapGadget(gi);
5377 }
5378
5379 static void MapSelectboxGadget(int id)
5380 {
5381   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5382   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5383   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5384   int yoffset = ED_BORDER_SIZE;
5385   int x_left = gi->x - xoffset_left;
5386   int x_right = gi->x + gi->width + xoffset_right;
5387   int y = gi->y + yoffset;
5388
5389   if (selectbox_info[id].text_left)
5390     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5391
5392   if (selectbox_info[id].text_right)
5393     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5394
5395   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5396
5397   MapGadget(gi);
5398 }
5399
5400 static void MapTextbuttonGadget(int id)
5401 {
5402   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5403   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5404   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5405   int yoffset = ED_BORDER_SIZE;
5406   int x_left = gi->x - xoffset_left;
5407   int x_right = gi->x + gi->width + xoffset_right;
5408   int y = gi->y + yoffset;
5409
5410   /* only show button to delete change pages when more than minimum pages */
5411   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5412       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5413     return;
5414
5415   if (textbutton_info[id].text_left)
5416     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5417
5418   if (textbutton_info[id].text_right)
5419     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5420
5421   MapGadget(gi);
5422 }
5423
5424 static void MapGraphicbuttonGadget(int id)
5425 {
5426   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5427   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5428   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5429   int yoffset = ED_BORDER_SIZE;
5430   int x_left = gi->x - xoffset_left;
5431   int x_right = gi->x + gi->width + xoffset_right;
5432   int y = gi->y + yoffset;
5433
5434   if (graphicbutton_info[id].text_left)
5435     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5436
5437   if (graphicbutton_info[id].text_right)
5438     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5439
5440   MapGadget(gi);
5441 }
5442
5443 static void MapRadiobuttonGadget(int id)
5444 {
5445   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5446   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5447   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5448   int yoffset = ED_BORDER_SIZE;
5449   int x_left = gi->x - xoffset_left;
5450   int x_right = gi->x + gi->width + xoffset_right;
5451   int y = gi->y + yoffset;
5452   boolean checked =
5453     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5454
5455   if (radiobutton_info[id].text_left)
5456     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5457
5458   if (radiobutton_info[id].text_right)
5459     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5460
5461   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5462
5463   MapGadget(gi);
5464 }
5465
5466 static void MapCheckbuttonGadget(int id)
5467 {
5468   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5469   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5470   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5471   int yoffset = ED_BORDER_SIZE;
5472   int x_left, x_right, y;       /* set after gadget position was modified */
5473
5474   /* set position for gadgets with dynamically determined position */
5475   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5476     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5477   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5478
5479   x_left = gi->x - xoffset_left;
5480   x_right = gi->x + gi->width + xoffset_right;
5481   y = gi->y + yoffset;
5482
5483   if (checkbutton_info[id].text_left)
5484     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5485
5486   if (checkbutton_info[id].text_right)
5487     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5488
5489   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5490
5491   MapGadget(gi);
5492 }
5493
5494 static void MapMainDrawingArea()
5495 {
5496   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5497   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5498   int i;
5499
5500   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5501   {
5502     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5503           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5504          no_horizontal_scrollbar) ||
5505         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5506           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5507          no_vertical_scrollbar))
5508       continue;
5509
5510     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5511   }
5512
5513   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5514   {
5515     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5516         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5517       continue;
5518
5519     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5520   }
5521
5522   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5523 }
5524
5525 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5526 {
5527   int i;
5528
5529   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5530   {
5531     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5532         i == GADGET_ID_CUSTOM_COPY_TO ||
5533         i == GADGET_ID_CUSTOM_EXCHANGE ||
5534         i == GADGET_ID_CUSTOM_COPY ||
5535         i == GADGET_ID_CUSTOM_PASTE)
5536     {
5537       if (map)
5538         MapGadget(level_editor_gadget[i]);
5539       else
5540         UnmapGadget(level_editor_gadget[i]);
5541     }
5542   }
5543 }
5544
5545 static void MapLevelEditorToolboxCustomGadgets()
5546 {
5547   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5548 }
5549
5550 static void UnmapLevelEditorToolboxCustomGadgets()
5551 {
5552   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5553 }
5554
5555 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5556 {
5557   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5558   int i;
5559
5560   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5561   {
5562     if (i != GADGET_ID_SINGLE_ITEMS &&
5563         i != GADGET_ID_PROPERTIES &&
5564         i != GADGET_ID_PICK_ELEMENT)
5565     {
5566       struct GadgetInfo *gi = level_editor_gadget[i];
5567
5568       if (map)
5569         MapGadget(gi);
5570       else
5571       {
5572         UnmapGadget(gi);
5573
5574         BlitBitmap(gd_bitmap, drawto,
5575                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5576                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5577                    gi->width, gi->height, gi->x, gi->y);
5578
5579         redraw_mask |= REDRAW_DOOR_3;
5580       }
5581     }
5582   }
5583 }
5584
5585 static void MapLevelEditorToolboxDrawingGadgets()
5586 {
5587   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5588 }
5589
5590 static void UnmapLevelEditorToolboxDrawingGadgets()
5591 {
5592   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5593 }
5594
5595 static void UnmapDrawingArea(int id)
5596 {
5597   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5598 }
5599
5600 static void UnmapLevelEditorWindowGadgets()
5601 {
5602   int i;
5603
5604   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5605     if (level_editor_gadget[i]->x < SX + SXSIZE)
5606       UnmapGadget(level_editor_gadget[i]);
5607 }
5608
5609 void UnmapLevelEditorGadgets()
5610 {
5611   int i;
5612
5613   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5614     UnmapGadget(level_editor_gadget[i]);
5615 }
5616
5617 static void ResetUndoBuffer()
5618 {
5619   undo_buffer_position = -1;
5620   undo_buffer_steps = -1;
5621   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5622
5623   level.changed = FALSE;
5624 }
5625
5626 static void DrawEditModeWindow()
5627 {
5628   ModifyEditorElementList();
5629   RedrawDrawingElements();
5630
5631   if (edit_mode == ED_MODE_INFO)
5632     DrawLevelInfoWindow();
5633   else if (edit_mode == ED_MODE_PROPERTIES)
5634     DrawPropertiesWindow();
5635   else  /* edit_mode == ED_MODE_DRAWING */
5636     DrawDrawingWindow();
5637 }
5638
5639 static boolean LevelChanged()
5640 {
5641   boolean field_changed = FALSE;
5642   int x, y;
5643
5644   if (leveldir_current->readonly)
5645     return FALSE;
5646
5647   for (y = 0; y < lev_fieldy; y++)
5648     for (x = 0; x < lev_fieldx; x++)
5649       if (Feld[x][y] != level.field[x][y])
5650         field_changed = TRUE;
5651
5652   return (level.changed || field_changed);
5653 }
5654
5655 static boolean LevelContainsPlayer()
5656 {
5657   boolean player_found = FALSE;
5658   int x, y;
5659
5660   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5661
5662   for (y = 0; y < lev_fieldy; y++)
5663     for (x = 0; x < lev_fieldx; x++)
5664       if (Feld[x][y] == EL_PLAYER_1 ||
5665           Feld[x][y] == EL_SP_MURPHY)
5666         player_found = TRUE;
5667
5668   return player_found;
5669 }
5670
5671 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5672                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5673 {
5674   int x, y;
5675
5676   for (x = 0; x < lev_fieldx; x++)
5677     for (y = 0; y < lev_fieldy; y++)
5678       dst[x][y] = src[x][y];
5679 }
5680
5681 static int setSelectboxValue(int selectbox_id, int new_value)
5682 {
5683   int new_index_value = 0;
5684   int i;
5685
5686   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5687     if (selectbox_info[selectbox_id].options[i].value == new_value)
5688       new_index_value = i;
5689
5690   *selectbox_info[selectbox_id].value =
5691     selectbox_info[selectbox_id].options[new_index_value].value;
5692
5693   return new_index_value;
5694 }
5695
5696 static void copy_custom_element_settings(int element_from, int element_to)
5697 {
5698   struct ElementInfo *ei_from = &element_info[element_from];
5699   struct ElementInfo *ei_to = &element_info[element_to];
5700   int i, x, y;
5701
5702   /* ---------- copy element description ---------- */
5703   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5704     ei_to->description[i] = ei_from->description[i];
5705
5706   /* ---------- copy element base properties ---------- */
5707   Properties[element_to][EP_BITFIELD_BASE] =
5708     Properties[element_from][EP_BITFIELD_BASE];
5709
5710   /* ---------- copy custom property values ---------- */
5711
5712   ei_to->use_gfx_element = ei_from->use_gfx_element;
5713   ei_to->gfx_element = ei_from->gfx_element;
5714
5715   ei_to->access_direction = ei_from->access_direction;
5716
5717   ei_to->collect_score_initial = ei_from->collect_score_initial;
5718   ei_to->collect_count_initial = ei_from->collect_count_initial;
5719
5720   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5721   ei_to->push_delay_random = ei_from->push_delay_random;
5722   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5723   ei_to->drop_delay_random = ei_from->drop_delay_random;
5724   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5725   ei_to->move_delay_random = ei_from->move_delay_random;
5726
5727   ei_to->move_pattern = ei_from->move_pattern;
5728   ei_to->move_direction_initial = ei_from->move_direction_initial;
5729   ei_to->move_stepsize = ei_from->move_stepsize;
5730
5731   ei_to->move_enter_element = ei_from->move_enter_element;
5732   ei_to->move_leave_element = ei_from->move_leave_element;
5733   ei_to->move_leave_type = ei_from->move_leave_type;
5734
5735   ei_to->slippery_type = ei_from->slippery_type;
5736
5737   for (y = 0; y < 3; y++)
5738     for (x = 0; x < 3; x++)
5739       ei_to->content[x][y] = ei_from->content[x][y];
5740
5741   ei_to->explosion_type = ei_from->explosion_type;
5742   ei_to->explosion_delay = ei_from->explosion_delay;
5743   ei_to->ignition_delay = ei_from->ignition_delay;
5744
5745   /* ---------- reinitialize and copy change pages ---------- */
5746
5747   ei_to->num_change_pages = ei_from->num_change_pages;
5748   ei_to->current_change_page = ei_from->current_change_page;
5749
5750   setElementChangePages(ei_to, ei_to->num_change_pages);
5751
5752   for (i=0; i < ei_to->num_change_pages; i++)
5753     ei_to->change_page[i] = ei_from->change_page[i];
5754
5755   /* ---------- copy group element info ---------- */
5756   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5757     *ei_to->group = *ei_from->group;
5758
5759   /* mark this custom element as modified */
5760   ei_to->modified_settings = TRUE;
5761 }
5762
5763 static void replace_custom_element_in_settings(int element_from,
5764                                                int element_to)
5765 {
5766   int i, j, x, y;
5767
5768   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5769   {
5770     struct ElementInfo *ei = &element_info[i];
5771
5772     for (y = 0; y < 3; y++)
5773       for (x = 0; x < 3; x++)
5774         if (ei->content[x][y] == element_from)
5775           ei->content[x][y] = element_to;
5776
5777     for (j = 0; j < ei->num_change_pages; j++)
5778     {
5779       struct ElementChangeInfo *change = &ei->change_page[j];
5780
5781       if (change->target_element == element_from)
5782         change->target_element = element_to;
5783
5784       if (change->trigger_element == element_from)
5785         change->trigger_element = element_to;
5786
5787       for (y = 0; y < 3; y++)
5788         for (x = 0; x < 3; x++)
5789           if (change->target_content[x][y] == element_from)
5790             change->target_content[x][y] = element_to;
5791     }
5792
5793     if (ei->group != NULL)                              /* group or internal */
5794       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5795         if (ei->group->element[j] == element_from)
5796           ei->group->element[j] = element_to;
5797   }
5798 }
5799
5800 static void replace_custom_element_in_playfield(int element_from,
5801                                                 int element_to)
5802 {
5803   int x, y;
5804
5805   for (x = 0; x < lev_fieldx; x++)
5806     for (y = 0; y < lev_fieldy; y++)
5807       if (Feld[x][y] == element_from)
5808         Feld[x][y] = element_to;
5809 }
5810
5811 static boolean CopyCustomElement(int element_old, int element_new,
5812                                  int copy_mode)
5813 {
5814   if (copy_mode == GADGET_ID_CUSTOM_COPY)
5815   {
5816     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
5817                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5818     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5819   }
5820   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
5821   {
5822     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
5823                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5824     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5825
5826     level.changed = TRUE;
5827   }
5828   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5829   {
5830     Request("Please choose custom element !", REQ_CONFIRM);
5831
5832     return FALSE;
5833   }
5834   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5835   {
5836     Request("Please choose group element !", REQ_CONFIRM);
5837
5838     return FALSE;
5839   }
5840   else
5841   {
5842     level.changed = TRUE;
5843   }
5844
5845   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5846   {
5847     copy_custom_element_settings(element_new, element_old);
5848   }
5849   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5850   {
5851     copy_custom_element_settings(element_old, element_new);
5852   }
5853   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5854   {
5855     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
5856     copy_custom_element_settings(element_new, element_old);
5857     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
5858
5859     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
5860     replace_custom_element_in_settings(element_new, element_old);
5861     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
5862
5863     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
5864     replace_custom_element_in_playfield(element_new, element_old);
5865     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
5866   }
5867
5868   UpdateCustomElementGraphicGadgets();
5869   DrawPropertiesWindow();
5870
5871   return TRUE;
5872 }
5873
5874 static void CopyCustomElementPropertiesToEditor(int element)
5875 {
5876   int i;
5877   int current_change_page = element_info[element].current_change_page;
5878
5879   /* dynamically (re)build selectbox for selecting change page */
5880   for (i = 0; i < element_info[element].num_change_pages; i++)
5881   {
5882     sprintf(options_change_page_strings[i], "%d", i + 1);
5883
5884     options_change_page[i].value = i;
5885     options_change_page[i].text = options_change_page_strings[i];
5886   }
5887
5888   options_change_page[i].value = -1;
5889   options_change_page[i].text = NULL;
5890
5891   /* needed here to initialize combined element properties */
5892   InitElementPropertiesEngine(level.game_version);
5893
5894   element_info[element].change =
5895     &element_info[element].change_page[current_change_page];
5896
5897   custom_element = element_info[element];
5898   custom_element_change = *element_info[element].change;
5899
5900   /* needed to initially set selectbox value variables to reliable defaults */
5901   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5902     setSelectboxValue(i, *selectbox_info[i].value);
5903
5904   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5905     custom_element_properties[i] = HAS_PROPERTY(element, i);
5906
5907   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5908     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5909
5910   /* ---------- element settings: configure (custom elements) ------------- */
5911
5912   /* set accessible layer selectbox help value */
5913   custom_element.access_type =
5914     (IS_WALKABLE(element) ? EP_WALKABLE :
5915      IS_PASSABLE(element) ? EP_PASSABLE :
5916      custom_element.access_type);
5917   custom_element.access_layer =
5918     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5919      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5920      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5921      custom_element.access_layer);
5922   custom_element.access_protected =
5923     (IS_PROTECTED(element) ? 1 : 0);
5924   custom_element_properties[EP_ACCESSIBLE] =
5925     (IS_ACCESSIBLE_OVER(element) ||
5926      IS_ACCESSIBLE_INSIDE(element) ||
5927      IS_ACCESSIBLE_UNDER(element));
5928
5929   /* set walk-to-object action selectbox help value */
5930   custom_element.walk_to_action =
5931     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5932      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5933      IS_DROPPABLE(element) ? EP_DROPPABLE :
5934      IS_THROWABLE(element) ? EP_THROWABLE :
5935      IS_PUSHABLE(element) ? EP_PUSHABLE :
5936      custom_element.walk_to_action);
5937   custom_element_properties[EP_WALK_TO_OBJECT] =
5938     (IS_DIGGABLE(element) ||
5939      IS_COLLECTIBLE_ONLY(element) ||
5940      IS_DROPPABLE(element) ||
5941      IS_THROWABLE(element) ||
5942      IS_PUSHABLE(element));
5943
5944   /* set smash targets selectbox help value */
5945   custom_element.smash_targets =
5946     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5947      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5948      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5949      custom_element.smash_targets);
5950   custom_element_properties[EP_CAN_SMASH] =
5951     (CAN_SMASH_EVERYTHING(element) ||
5952      CAN_SMASH_ENEMIES(element) ||
5953      CAN_SMASH_PLAYER(element));
5954
5955   /* set deadliness selectbox help value */
5956   custom_element.deadliness =
5957     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5958      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5959      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5960      custom_element.deadliness);
5961   custom_element_properties[EP_DEADLY] =
5962     (DONT_TOUCH(element) ||
5963      DONT_COLLIDE_WITH(element) ||
5964      DONT_RUN_INTO(element));
5965
5966   /* ---------- element settings: advanced (custom elements) --------------- */
5967
5968   /* set "change by direct action" selectbox help value */
5969   custom_element_change.direct_action =
5970     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
5971      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
5972      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
5973      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
5974      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
5975      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
5976      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
5977      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
5978      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
5979      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
5980      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
5981      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
5982      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO) ? CE_COUNT_AT_ZERO :
5983      custom_element_change.direct_action);
5984
5985   /* set "change by other element action" selectbox help value */
5986   custom_element_change.other_action =
5987     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
5988      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
5989      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
5990      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
5991      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
5992      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
5993      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
5994      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
5995      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
5996      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
5997      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
5998      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
5999      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6000      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6001      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO_OF_X) ? CE_COUNT_AT_ZERO_OF_X :
6002      custom_element_change.other_action);
6003 }
6004
6005 static void CopyGroupElementPropertiesToEditor(int element)
6006 {
6007   group_element_info = *element_info[element].group;
6008   custom_element = element_info[element];       /* needed for description */
6009 }
6010
6011 static void CopyClassicElementPropertiesToEditor(int element)
6012 {
6013   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6014     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6015       getMoveIntoAcidProperty(&level, element);
6016
6017   if (MAYBE_DONT_COLLIDE_WITH(element))
6018     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6019       getDontCollideWithProperty(&level, element);
6020 }
6021
6022 static void CopyElementPropertiesToEditor(int element)
6023 {
6024   if (IS_CUSTOM_ELEMENT(element))
6025     CopyCustomElementPropertiesToEditor(element);
6026   else if (IS_GROUP_ELEMENT(element))
6027     CopyGroupElementPropertiesToEditor(element);
6028   else
6029     CopyClassicElementPropertiesToEditor(element);
6030 }
6031
6032 static void CopyCustomElementPropertiesToGame(int element)
6033 {
6034   int i;
6035   int access_type_and_layer;
6036
6037   /* mark that this custom element has been modified */
6038   custom_element.modified_settings = TRUE;
6039   level.changed = TRUE;
6040
6041   if (level.use_custom_template)
6042   {
6043     if (Request("Copy and modify level template ?", REQ_ASK))
6044     {
6045       level.use_custom_template = FALSE;
6046       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6047                    GDI_CHECKED, FALSE, GDI_END);
6048     }
6049     else
6050     {
6051       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6052
6053       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6054     }
6055   }
6056
6057   element_info[element] = custom_element;
6058   *element_info[element].change = custom_element_change;
6059
6060   /* ---------- element settings: configure (custom elements) ------------- */
6061
6062   /* set accessible property from checkbox and selectbox */
6063   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6064   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6065   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6066   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6067   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6068   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6069   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6070                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6071                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6072   custom_element_properties[access_type_and_layer] =
6073     custom_element_properties[EP_ACCESSIBLE];
6074   custom_element_properties[EP_PROTECTED] =
6075     (custom_element.access_protected != 0 &&
6076      custom_element_properties[EP_ACCESSIBLE]);
6077
6078   /* set walk-to-object property from checkbox and selectbox */
6079   custom_element_properties[EP_DIGGABLE] = FALSE;
6080   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6081   custom_element_properties[EP_DROPPABLE] = FALSE;
6082   custom_element_properties[EP_THROWABLE] = FALSE;
6083   custom_element_properties[EP_PUSHABLE] = FALSE;
6084   custom_element_properties[custom_element.walk_to_action] =
6085     custom_element_properties[EP_WALK_TO_OBJECT];
6086
6087   /* set smash property from checkbox and selectbox */
6088   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6089   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6090   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6091   custom_element_properties[custom_element.smash_targets] =
6092     custom_element_properties[EP_CAN_SMASH];
6093
6094   /* set deadliness property from checkbox and selectbox */
6095   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6096   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6097   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6098   custom_element_properties[custom_element.deadliness] =
6099     custom_element_properties[EP_DEADLY];
6100
6101   /* ---------- element settings: advanced (custom elements) --------------- */
6102
6103   /* set player change event from checkbox and selectbox */
6104   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6105   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6106   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6107   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6108   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6109   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6110   custom_element_change_events[CE_SWITCHED] = FALSE;
6111   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6112   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6113   custom_element_change_events[CE_BLOCKED] = FALSE;
6114   custom_element_change_events[CE_IMPACT] = FALSE;
6115   custom_element_change_events[CE_SMASHED] = FALSE;
6116   custom_element_change_events[CE_COUNT_AT_ZERO] = FALSE;
6117   custom_element_change_events[custom_element_change.direct_action] =
6118     custom_element_change_events[CE_BY_DIRECT_ACTION];
6119
6120   /* set other element action change event from checkbox and selectbox */
6121   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
6122   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
6123   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
6124   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
6125   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
6126   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
6127   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
6128   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
6129   custom_element_change_events[CE_TOUCHING_X] = FALSE;
6130   custom_element_change_events[CE_HITTING_X] = FALSE;
6131   custom_element_change_events[CE_HIT_BY_X] = FALSE;
6132   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
6133   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
6134   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
6135   custom_element_change_events[CE_COUNT_AT_ZERO_OF_X] = FALSE;
6136   custom_element_change_events[custom_element_change.other_action] =
6137     custom_element_change_events[CE_BY_OTHER_ACTION];
6138
6139   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6140     SET_PROPERTY(element, i, custom_element_properties[i]);
6141
6142   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6143     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6144
6145   /* copy change events also to special level editor variable */
6146   custom_element = element_info[element];
6147   custom_element_change = *element_info[element].change;
6148 }
6149
6150 static void CopyGroupElementPropertiesToGame(int element)
6151 {
6152   element_info[element] = custom_element;
6153   *element_info[element].group = group_element_info;
6154
6155   /* mark that this group element has been modified */
6156   element_info[element].modified_settings = TRUE;
6157   level.changed = TRUE;
6158 }
6159
6160 static void CopyClassicElementPropertiesToGame(int element)
6161 {
6162   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6163     setMoveIntoAcidProperty(&level, element,
6164                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6165
6166   if (MAYBE_DONT_COLLIDE_WITH(element))
6167     setDontCollideWithProperty(&level, element,
6168                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6169 }
6170
6171 static void CopyElementPropertiesToGame(int element)
6172 {
6173   if (IS_CUSTOM_ELEMENT(element))
6174     CopyCustomElementPropertiesToGame(element);
6175   else if (IS_GROUP_ELEMENT(element))
6176     CopyGroupElementPropertiesToGame(element);
6177   else
6178     CopyClassicElementPropertiesToGame(element);
6179 }
6180
6181 void DrawLevelEd()
6182 {
6183   CloseDoor(DOOR_CLOSE_ALL);
6184   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6185
6186   if (level_editor_test_game)
6187   {
6188     CopyPlayfield(level.field, Feld);
6189     CopyPlayfield(FieldBackup, level.field);
6190
6191     level_editor_test_game = FALSE;
6192   }
6193   else
6194   {
6195     edit_mode = ED_MODE_DRAWING;
6196     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6197
6198     ResetUndoBuffer();
6199
6200     level_xpos = -1;
6201     level_ypos = -1;
6202   }
6203
6204   /* copy default editor door content to main double buffer */
6205   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6206              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6207
6208   /* draw bigger door */
6209   DrawSpecialEditorDoor();
6210
6211   /* draw new control window */
6212   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6213              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6214
6215   redraw_mask |= REDRAW_ALL;
6216
6217   ReinitializeElementListButtons();     /* custom element may look different */
6218
6219   UnmapTapeButtons();
6220   MapControlButtons();
6221
6222   DrawEditModeWindow();
6223
6224   /* copy actual editor door content to door double buffer for OpenDoor() */
6225   BlitBitmap(drawto, bitmap_db_door,
6226              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6227
6228   OpenDoor(DOOR_OPEN_1);
6229 }
6230
6231 static void AdjustDrawingAreaGadgets()
6232 {
6233   int ed_xsize = lev_fieldx + 2;
6234   int ed_ysize = lev_fieldy + 2;
6235   int max_ed_fieldx = MAX_ED_FIELDX;
6236   int max_ed_fieldy = MAX_ED_FIELDY;
6237   boolean horizontal_scrollbar_needed;
6238   boolean vertical_scrollbar_needed;
6239   int x, y, width, height;
6240   int xoffset, yoffset;
6241
6242   /* check if we need any scrollbars */
6243   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6244   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6245
6246   /* check if we have a smaller editor field because of scrollbars */
6247   if (horizontal_scrollbar_needed)
6248     max_ed_fieldy = MAX_ED_FIELDY - 1;
6249   if (vertical_scrollbar_needed)
6250     max_ed_fieldx = MAX_ED_FIELDX - 1;
6251
6252   /* check again if we now need more scrollbars because of less space */
6253   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6254   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6255
6256   /* check if editor field gets even smaller after adding new scrollbars */
6257   if (horizontal_scrollbar_needed)
6258     max_ed_fieldy = MAX_ED_FIELDY - 1;
6259   if (vertical_scrollbar_needed)
6260     max_ed_fieldx = MAX_ED_FIELDX - 1;
6261
6262   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6263   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6264
6265   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6266                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6267                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6268                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6269                GDI_END);
6270
6271   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6272   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6273
6274   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6275   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6276
6277   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6278   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6279
6280   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6281   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6282
6283   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6284                GDI_WIDTH, width,
6285                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6286                GDI_END);
6287   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6288                GDI_HEIGHT, height,
6289                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6290                GDI_END);
6291 }
6292
6293 static void AdjustLevelScrollPosition()
6294 {
6295   if (level_xpos < -1)
6296     level_xpos = -1;
6297   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6298     level_xpos = lev_fieldx - ed_fieldx + 1;
6299   if (lev_fieldx < ed_fieldx - 2)
6300     level_xpos = -1;
6301
6302   if (level_ypos < -1)
6303     level_ypos = -1;
6304   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6305     level_ypos = lev_fieldy - ed_fieldy + 1;
6306   if (lev_fieldy < ed_fieldy - 2)
6307     level_ypos = -1;
6308 }
6309
6310 static void AdjustEditorScrollbar(int id)
6311 {
6312   struct GadgetInfo *gi = level_editor_gadget[id];
6313   int items_max, items_visible, item_position;
6314
6315   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6316   {
6317     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6318     items_visible = ed_fieldx;
6319     item_position = level_xpos + 1;
6320   }
6321   else
6322   {
6323     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6324     items_visible = ed_fieldy;
6325     item_position = level_ypos + 1;
6326   }
6327
6328   if (item_position > items_max - items_visible)
6329     item_position = items_max - items_visible;
6330
6331   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6332                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6333 }
6334
6335 static void ModifyEditorCounter(int counter_id, int new_value)
6336 {
6337   int *counter_value = counterbutton_info[counter_id].value;
6338   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6339   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6340
6341   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6342
6343   if (counter_value != NULL)
6344     *counter_value = gi->textinput.number_value;
6345 }
6346
6347 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6348 {
6349   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6350   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6351
6352   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6353 }
6354
6355 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6356 {
6357   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6358   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6359   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6360
6361   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6362 }
6363
6364 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6365 {
6366   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6367   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6368
6369   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6370 }
6371
6372 static void ModifyEditorElementList()
6373 {
6374   int i;
6375
6376   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6377   {
6378     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6379     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6380     struct GadgetDesign *gd = &gi->deco.design;
6381     int element = editor_elements[element_shift + i];
6382
6383     UnmapGadget(gi);
6384     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6385     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6386     MapGadget(gi);
6387   }
6388 }
6389
6390 static void PickDrawingElement(int button, int element)
6391 {
6392   if (button < 1 || button > 3)
6393     return;
6394
6395   if (button == 1)
6396   {
6397     new_element1 = element;
6398     DrawMiniGraphicExt(drawto,
6399                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6400                        el2edimg(new_element1));
6401   }
6402   else if (button == 2)
6403   {
6404     new_element2 = element;
6405     DrawMiniGraphicExt(drawto,
6406                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6407                        el2edimg(new_element2));
6408   }
6409   else
6410   {
6411     new_element3 = element;
6412     DrawMiniGraphicExt(drawto,
6413                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6414                        el2edimg(new_element3));
6415   }
6416
6417   redraw_mask |= REDRAW_DOOR_1;
6418 }
6419
6420 static void RedrawDrawingElements()
6421 {
6422   PickDrawingElement(1, new_element1);
6423   PickDrawingElement(2, new_element2);
6424   PickDrawingElement(3, new_element3);
6425 }
6426
6427 static void DrawDrawingWindow()
6428 {
6429   stick_element_properties_window = FALSE;
6430
6431   SetMainBackgroundImage(IMG_UNDEFINED);
6432   ClearWindow();
6433
6434   UnmapLevelEditorWindowGadgets();
6435   UnmapLevelEditorToolboxCustomGadgets();
6436
6437   AdjustDrawingAreaGadgets();
6438   AdjustLevelScrollPosition();
6439   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6440   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6441
6442   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6443
6444   MapMainDrawingArea();
6445   MapLevelEditorToolboxDrawingGadgets();
6446 }
6447
6448 static void DrawLevelInfoWindow()
6449 {
6450   int i;
6451
6452   stick_element_properties_window = FALSE;
6453
6454   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6455   ClearWindow();
6456   UnmapLevelEditorWindowGadgets();
6457
6458   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6459            "Level Settings", FONT_TITLE_1);
6460   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6461            "Editor Settings", FONT_TITLE_1);
6462
6463   /* draw counter gadgets */
6464   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6465     MapCounterButtons(i);
6466
6467   /* draw selectbox gadgets */
6468   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6469     MapSelectboxGadget(i);
6470
6471   /* draw checkbutton gadgets */
6472   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6473     MapCheckbuttonGadget(i);
6474
6475   /* draw radiobutton gadgets */
6476   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6477     MapRadiobuttonGadget(i);
6478
6479   /* draw text input gadgets */
6480   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6481     MapTextInputGadget(i);
6482
6483   /* draw drawing area */
6484   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6485 }
6486
6487 static void DrawCustomContentArea()
6488 {
6489   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6490   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6491   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6492   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6493   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6494   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6495
6496   /* add distance for potential left text (without drawing area border) */
6497   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6498
6499   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6500
6501   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6502 }
6503
6504 static void DrawCustomChangeContentArea()
6505 {
6506   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6507   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6508   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6509   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6510   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6511   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6512
6513   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6514
6515   MapDrawingArea(id);
6516 }
6517
6518 static void DrawYamYamContentAreas()
6519 {
6520   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6521   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6522   int i;
6523
6524   /* display counter to choose number of element content areas */
6525   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6526
6527   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6528   {
6529     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6530
6531     if (i < level.num_yamyam_contents)
6532     {
6533       MapDrawingArea(id);
6534     }
6535     else
6536     {
6537       int font_height = getFontHeight(FONT_TEXT_1);
6538
6539       UnmapDrawingArea(id);
6540
6541       /* delete content areas in case of reducing number of them */
6542       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6543                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6544                      4 * MINI_TILEX,
6545                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6546     }
6547   }
6548
6549   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6550   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6551   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6552 }
6553
6554 static void DrawMagicBallContentAreas()
6555 {
6556   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6557   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6558   int i;
6559
6560   for (i = 0; i < NUM_MAGIC_BALL_CONTENTS; i++)
6561     MapDrawingArea(ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i);
6562
6563   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6564   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6565   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6566 }
6567
6568 static void DrawGroupElementArea(int element)
6569 {
6570   int num_elements = group_element_info.num_elements;
6571   int id = ED_DRAWING_ID_GROUP_CONTENT;
6572   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6573   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6574   int xsize = MAX_ELEMENTS_IN_GROUP;
6575   int ysize = 1;
6576
6577   if (drawingarea_info[id].text_left != NULL)
6578     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6579
6580   UnmapDrawingArea(id);
6581
6582   ModifyEditorDrawingArea(id, num_elements, 1);
6583
6584   /* delete content areas in case of reducing number of them */
6585   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6586
6587   MapDrawingArea(id);
6588 }
6589
6590 static void DrawEnvelopeTextArea(int envelope_nr)
6591 {
6592   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6593   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6594
6595   UnmapGadget(gi);
6596   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6597
6598   if (envelope_nr != -1)
6599     textarea_info[id].value = level.envelope_text[envelope_nr];
6600
6601   ModifyGadget(gi, GDI_AREA_SIZE,
6602                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6603                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6604                GDI_END);
6605
6606   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6607 }
6608
6609 char *getElementDescriptionFilename(int element)
6610 {
6611   char *docs_dir = options.docs_directory;
6612   char *elements_subdir = "elements";
6613   static char *filename = NULL;
6614   char basename[MAX_FILENAME_LEN];
6615
6616   checked_free(filename);
6617
6618   /* 1st try: look for element description file for exactly this element */
6619   sprintf(basename, "%s.txt", element_info[element].token_name);
6620   filename = getPath3(docs_dir, elements_subdir, basename);
6621   if (fileExists(filename))
6622     return filename;
6623
6624   free(filename);
6625
6626   /* 2nd try: look for element description file for this element's class */
6627   sprintf(basename, "%s.txt", element_info[element].class_name);
6628   filename = getPath3(docs_dir, elements_subdir, basename);
6629   if (fileExists(filename))
6630     return filename;
6631
6632   return NULL;
6633 }
6634
6635 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6636 {
6637   int font_height = getFontHeight(font_nr);
6638   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6639   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6640   int sx = SX + pad_x;
6641   int sy = SY + pad_y;
6642   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6643
6644   if (start_line >= max_lines_per_screen)
6645     return FALSE;
6646
6647   DrawText(sx, sy + start_line * font_height, text, font_nr);
6648
6649   return TRUE;
6650 }
6651
6652 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6653 {
6654   int font_nr = FONT_TEXT_2;
6655   int font_width = getFontWidth(font_nr);
6656   int font_height = getFontHeight(font_nr);
6657   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6658   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6659   int sx = SX + pad_x;
6660   int sy = SY + pad_y + start_line * font_height;
6661   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6662   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6663
6664   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6665                           max_lines_per_screen);
6666 }
6667
6668 static void DrawPropertiesTabulatorGadgets()
6669 {
6670   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6671   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6672   int gd_x = gd->x + gd_gi->border.width / 2;
6673   int gd_y = gd->y + gd_gi->height - 1;
6674   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6675   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6676   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6677   int max_tabs = 4;
6678   int i;
6679
6680   /* draw additional "advanced" tabulator for custom elements */
6681   if (IS_CUSTOM_ELEMENT(properties_element))
6682     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6683
6684   for (i = id_first; i <= id_last; i++)
6685   {
6686     int gadget_id = textbutton_info[i].gadget_id;
6687     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6688     boolean active = (i != edit_mode_properties);
6689
6690     /* use "config 1" and "config 2" instead of "config" */
6691     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6692         IS_CUSTOM_ELEMENT(properties_element))
6693       continue;
6694
6695     /* draw background line below tabulator button */
6696     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6697
6698     /* draw solid line below inactive tabulator buttons */
6699     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6700       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6701
6702     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6703     MapTextbuttonGadget(i);
6704   }
6705
6706   /* draw little border line below tabulator buttons */
6707   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6708     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6709                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6710                   ED_GADGET_DISTANCE, tab_color);
6711 }
6712
6713 static void DrawPropertiesInfo()
6714 {
6715   static struct
6716   {
6717     int value;
6718     char *text;
6719   }
6720   properties[] =
6721   {
6722     /* configurable properties */
6723
6724     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6725     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6726     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6727     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6728     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6729     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6730     { EP_PROTECTED,             "- player is protected by it"           },
6731
6732     { EP_DIGGABLE,              "- can be digged away"                  },
6733     { EP_COLLECTIBLE,           "- can be collected"                    },
6734     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6735     { EP_THROWABLE,             "- can be thrown after collecting"      },
6736     { EP_PUSHABLE,              "- can be pushed"                       },
6737
6738     { EP_CAN_FALL,              "- can fall"                            },
6739     { EP_CAN_MOVE,              "- can move"                            },
6740
6741     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6742 #if 0
6743     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6744 #endif
6745     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6746
6747     { EP_SLIPPERY,              "- slippery for falling elements"       },
6748     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6749
6750     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6751     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6752     { EP_DONT_TOUCH,            "- deadly when touching"                },
6753
6754     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6755
6756     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6757     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6758     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6759
6760     { EP_CAN_CHANGE,            "- can change to other element"         },
6761
6762     /* pre-defined properties */
6763     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6764     { EP_SWITCHABLE,            "- can be switched"                     },
6765     { EP_HAS_CONTENT,           "- can contain other elements"          },
6766
6767     { -1,                       NULL                                    }
6768   };
6769   char *filename = getElementDescriptionFilename(properties_element);
6770   char *percentage_text = "In this level:";
6771   char *properties_text = "Standard properties:";
6772   float percentage;
6773   int num_elements_in_level;
6774   int num_standard_properties = 0;
6775   int font1_nr = FONT_TEXT_1;
6776   int font2_nr = FONT_TEXT_2;
6777   int font1_width = getFontWidth(font1_nr);
6778   int font2_height = getFontHeight(font2_nr);
6779   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6780   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6781   int screen_line = 0;
6782   int i, x, y;
6783
6784 #if DEBUG
6785   if (IS_CUSTOM_ELEMENT(properties_element))
6786   {
6787     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6788               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6789     screen_line++;
6790   }
6791   else if (IS_GROUP_ELEMENT(properties_element))
6792   {
6793     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6794               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6795     screen_line++;
6796   }
6797 #endif
6798
6799   /* ----- print number of elements / percentage of this element in level */
6800
6801   num_elements_in_level = 0;
6802   for (y = 0; y < lev_fieldy; y++)
6803     for (x = 0; x < lev_fieldx; x++)
6804       if (Feld[x][y] == properties_element)
6805         num_elements_in_level++;
6806   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6807
6808   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6809             percentage_text);
6810   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6811             pad_y + screen_line++ * font2_height, font2_nr,
6812             "%d (%.2f%%)", num_elements_in_level, percentage);
6813
6814   screen_line++;
6815
6816   /* ----- print standard properties of this element */
6817
6818   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6819             properties_text);
6820
6821   for (i = 0; properties[i].value != -1; i++)
6822   {
6823     if (!HAS_PROPERTY(properties_element, properties[i].value))
6824       continue;
6825
6826     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6827               properties[i].text);
6828     num_standard_properties++;
6829   }
6830
6831   if (num_standard_properties == 0)
6832     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6833               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6834
6835   screen_line++;
6836
6837   /* ----- print special description of this element */
6838
6839   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6840   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6841     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6842 }
6843
6844 #define TEXT_COLLECTING         "Score for collecting"
6845 #define TEXT_SMASHING           "Score for smashing"
6846 #define TEXT_SLURPING           "Score for slurping"
6847 #define TEXT_CRACKING           "Score for cracking"
6848 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
6849 #define TEXT_DURATION           "Duration when activated"
6850 #define TEXT_BALL_DELAY         "Element generation delay"
6851 #define TEXT_MOVE_SPEED         "Speed of android moving"
6852 #define TEXT_CLONE_SPEED        "Speed of android cloning"
6853
6854 static struct
6855 {
6856   int element;
6857   int *value;
6858   char *text;
6859 } elements_with_counter[] =
6860 {
6861   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6862   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6863   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6864   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6865   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6866   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6867   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
6868   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
6869   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
6870   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
6871   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
6872   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
6873   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
6874   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
6875   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
6876   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
6877   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
6878   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
6879   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
6880   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
6881   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6882   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6883   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6884   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6885   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6886   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6887   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6888   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6889   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6890   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6891   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6892   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6893   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6894   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
6895   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
6896   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
6897   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
6898   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6899   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6900   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
6901   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
6902   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
6903   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6904   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6905   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6906   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6907   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
6908   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
6909   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
6910   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
6911   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
6912   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
6913   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
6914   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
6915   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
6916   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
6917   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
6918   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
6919   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
6920   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6921   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6922   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6923   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6924   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
6925   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
6926
6927 #if 1
6928   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
6929   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
6930   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
6931   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
6932   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
6933   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
6934   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
6935   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
6936 #endif
6937
6938   { -1,                 NULL,                           NULL            }
6939 };
6940
6941 static boolean checkPropertiesConfig(int element)
6942 {
6943   int i;
6944
6945   if (IS_GEM(element) ||
6946       IS_CUSTOM_ELEMENT(element) ||
6947       IS_GROUP_ELEMENT(element) ||
6948       IS_ENVELOPE(element) ||
6949       ELEM_IS_PLAYER(element) ||
6950       HAS_CONTENT(element) ||
6951       CAN_GROW(element) ||
6952       COULD_MOVE_INTO_ACID(element) ||
6953       MAYBE_DONT_COLLIDE_WITH(element))
6954     return TRUE;
6955   else
6956     for (i = 0; elements_with_counter[i].element != -1; i++)
6957       if (elements_with_counter[i].element == element)
6958         return TRUE;
6959
6960   return FALSE;
6961 }
6962
6963 static void DrawPropertiesConfig()
6964 {
6965   int max_num_element_counters = 2;
6966   int num_element_counters = 0;
6967   int i;
6968
6969   if (!checkPropertiesConfig(properties_element))
6970   {
6971     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
6972
6973     return;
6974   }
6975
6976   /* check if there are elements where a value can be chosen for */
6977   for (i = 0; elements_with_counter[i].element != -1; i++)
6978   {
6979     if (elements_with_counter[i].element == properties_element)
6980     {
6981       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
6982
6983       counterbutton_info[counter_id].y =
6984         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
6985                          (CAN_GROW(properties_element) ? 1 : 0) +
6986                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
6987                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
6988                          num_element_counters);
6989
6990       counterbutton_info[counter_id].value = elements_with_counter[i].value;
6991       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
6992
6993       /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
6994       counterbutton_info[counter_id].min_value = MIN_SCORE;
6995       counterbutton_info[counter_id].max_value = MAX_SCORE;
6996
6997       MapCounterButtons(counter_id);
6998
6999       num_element_counters++;
7000       if (num_element_counters >= max_num_element_counters)
7001         break;
7002     }
7003   }
7004
7005   if (HAS_CONTENT(properties_element))
7006   {
7007     /* draw stickybutton gadget */
7008     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7009
7010     if (IS_AMOEBOID(properties_element))
7011       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7012     else if (properties_element == EL_YAMYAM)
7013       DrawYamYamContentAreas();
7014   }
7015
7016   if (properties_element == EL_EMC_MAGIC_BALL)
7017     DrawMagicBallContentAreas();
7018
7019   if (ELEM_IS_PLAYER(properties_element))
7020   {
7021     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7022     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7023                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7024                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7025     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7026     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7027     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7028   }
7029
7030   if (IS_GEM(properties_element))
7031     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7032
7033   if (COULD_MOVE_INTO_ACID(properties_element) &&
7034       !ELEM_IS_PLAYER(properties_element) &&
7035       (!IS_CUSTOM_ELEMENT(properties_element) ||
7036        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7037   {
7038     /* set position for checkbutton for "can move into acid" */
7039     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7040       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7041     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7042       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7043                        HAS_CONTENT(properties_element) ? 1 : 0);
7044
7045     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7046   }
7047
7048   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7049     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7050
7051   if (properties_element == EL_SPRING)
7052     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7053
7054   if (CAN_GROW(properties_element))
7055   {
7056     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7057       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7058
7059     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7060   }
7061
7062   if (IS_ENVELOPE(properties_element))
7063   {
7064     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7065     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7066     int envelope_nr = properties_element - EL_ENVELOPE_1;
7067
7068     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7069     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7070
7071     /* display counter to choose size of envelope text area */
7072     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7073     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7074
7075     DrawEnvelopeTextArea(envelope_nr);
7076   }
7077
7078   if (IS_CUSTOM_ELEMENT(properties_element))
7079   {
7080     /* draw stickybutton gadget */
7081     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7082
7083     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7084     {
7085       /* draw checkbutton gadgets */
7086       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7087            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7088         MapCheckbuttonGadget(i);
7089
7090       /* draw counter gadgets */
7091       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7092            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7093         MapCounterButtons(i);
7094
7095       /* draw selectbox gadgets */
7096       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7097            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7098         MapSelectboxGadget(i);
7099
7100       /* draw textbutton gadgets */
7101       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7102
7103       /* draw text input gadgets */
7104       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7105
7106       /* draw drawing area gadgets */
7107       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7108     }
7109     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7110     {
7111       /* draw checkbutton gadgets */
7112       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7113            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7114         MapCheckbuttonGadget(i);
7115
7116       /* draw counter gadgets */
7117       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7118            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7119         MapCounterButtons(i);
7120
7121       /* draw selectbox gadgets */
7122       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7123            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7124         MapSelectboxGadget(i);
7125
7126       /* draw drawing area gadgets */
7127       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7128       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7129       DrawCustomContentArea();
7130     }
7131   }
7132   else if (IS_GROUP_ELEMENT(properties_element))
7133   {
7134     /* draw stickybutton gadget */
7135     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7136
7137     /* draw checkbutton gadgets */
7138     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7139     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7140
7141     /* draw counter gadgets */
7142     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7143
7144     /* draw selectbox gadgets */
7145     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7146
7147     /* draw textbutton gadgets */
7148     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7149
7150     /* draw drawing area gadgets */
7151     DrawGroupElementArea(properties_element);
7152
7153     /* draw text input gadgets */
7154     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7155
7156     /* draw drawing area gadgets */
7157     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7158   }
7159 }
7160
7161 static void DrawPropertiesChangeDrawingAreas()
7162 {
7163   if (IS_CUSTOM_ELEMENT(properties_element))
7164   {
7165     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7166     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7167
7168     DrawCustomChangeContentArea();
7169   }
7170
7171   redraw_mask |= REDRAW_FIELD;
7172 }
7173
7174 static void DrawPropertiesChange()
7175 {
7176   int i;
7177
7178   /* draw stickybutton gadget */
7179   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7180
7181   /* draw checkbutton gadgets */
7182   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7183        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7184     MapCheckbuttonGadget(i);
7185
7186   /* draw counter gadgets */
7187   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7188        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7189     MapCounterButtons(i);
7190
7191   /* draw selectbox gadgets */
7192   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7193        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7194     MapSelectboxGadget(i);
7195
7196   /* draw textbutton gadgets */
7197   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7198        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7199     MapTextbuttonGadget(i);
7200
7201   /* draw graphicbutton gadgets */
7202   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7203        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7204     MapGraphicbuttonGadget(i);
7205
7206   /* draw drawing area gadgets */
7207   DrawPropertiesChangeDrawingAreas();
7208 }
7209
7210 static void DrawElementName(int x, int y, int element)
7211 {
7212   char *element_name = getElementInfoText(element);
7213   int font_nr = FONT_TEXT_1;
7214   int font_width = getFontWidth(font_nr);
7215   int font_height = getFontHeight(font_nr);
7216   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7217   int max_chars_per_line = max_text_width / font_width;
7218   char buffer[max_chars_per_line + 1];
7219
7220   if (strlen(element_name) <= max_chars_per_line)
7221     DrawTextS(x, y, font_nr, element_name);
7222   else
7223   {
7224     int next_pos = max_chars_per_line;
7225
7226     strncpy(buffer, element_name, max_chars_per_line);
7227     buffer[max_chars_per_line] = '\0';
7228
7229     if (element_name[max_chars_per_line] == ' ')
7230       next_pos++;
7231     else
7232     {
7233       int i;
7234
7235       for (i = max_chars_per_line - 1; i >= 0; i--)
7236         if (buffer[i] == ' ')
7237           break;
7238
7239       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7240       {
7241         buffer[i] = '\0';
7242         next_pos = i + 1;
7243       }
7244     }
7245
7246     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7247
7248     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7249     buffer[max_chars_per_line] = '\0';
7250
7251     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7252   }
7253 }
7254
7255 static void DrawPropertiesWindow()
7256 {
7257   int xstart = 2;
7258   int ystart = 4;
7259
7260   stick_element_properties_window = FALSE;
7261
7262   /* make sure that previous properties edit mode exists for this element */
7263   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7264       !IS_CUSTOM_ELEMENT(properties_element))
7265     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7266
7267   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7268       IS_CUSTOM_ELEMENT(properties_element))
7269     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7270
7271   CopyElementPropertiesToEditor(properties_element);
7272
7273   UnmapLevelEditorWindowGadgets();
7274   UnmapLevelEditorToolboxDrawingGadgets();
7275   UnmapLevelEditorToolboxCustomGadgets();
7276
7277   if (IS_CUSTOM_ELEMENT(properties_element) ||
7278       IS_GROUP_ELEMENT(properties_element))
7279     MapLevelEditorToolboxCustomGadgets();
7280
7281   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7282   ClearWindow();
7283
7284   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7285            "Element Settings", FONT_TITLE_1);
7286
7287   DrawElementBorder(SX + xstart * MINI_TILEX,
7288                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7289                     TILEX, TILEY, FALSE);
7290   DrawGraphicAnimationExt(drawto,
7291                           SX + xstart * MINI_TILEX,
7292                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7293                           el2img(properties_element), -1, NO_MASKING);
7294
7295   FrameCounter = 0;     /* restart animation frame counter */
7296
7297   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7298                   properties_element);
7299
7300   DrawPropertiesTabulatorGadgets();
7301
7302   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7303     DrawPropertiesInfo();
7304   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7305     DrawPropertiesChange();
7306   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7307     DrawPropertiesConfig();
7308 }
7309
7310 static void UpdateCustomElementGraphicGadgets()
7311 {
7312   int i;
7313
7314   ModifyEditorElementList();
7315   RedrawDrawingElements();
7316
7317   /* force redraw of all mapped drawing area gadgets */
7318   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7319   {
7320     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7321
7322     if (gi->mapped)
7323       MapDrawingArea(i);
7324   }
7325 }
7326
7327 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7328 {
7329   int lx = sx + level_xpos;
7330   int ly = sy + level_ypos;
7331
7332   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7333
7334   if (change_level)
7335     Feld[lx][ly] = element;
7336 }
7337
7338 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7339                      int element, boolean change_level)
7340 {
7341   if (from_y == to_y)                   /* horizontal line */
7342   {
7343     int x;
7344     int y = from_y;
7345
7346     if (from_x > to_x)
7347       swap_numbers(&from_x, &to_x);
7348
7349     for (x = from_x; x <= to_x; x++)
7350       DrawLineElement(x, y, element, change_level);
7351   }
7352   else if (from_x == to_x)              /* vertical line */
7353   {
7354     int x = from_x;
7355     int y;
7356
7357     if (from_y > to_y)
7358       swap_numbers(&from_y, &to_y);
7359
7360     for (y = from_y; y <= to_y; y++)
7361       DrawLineElement(x, y, element, change_level);
7362   }
7363   else                                  /* diagonal line */
7364   {
7365     int len_x = ABS(to_x - from_x);
7366     int len_y = ABS(to_y - from_y);
7367     int x, y;
7368
7369     if (len_y < len_x)                  /* a < 1 */
7370     {
7371       float a = (float)len_y / (float)len_x;
7372
7373       if (from_x > to_x)
7374         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7375
7376       for (x = 0; x <= len_x; x++)
7377       {
7378         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7379         DrawLineElement(from_x + x, from_y + y, element, change_level);
7380       }
7381     }
7382     else                                /* a >= 1 */
7383     {
7384       float a = (float)len_x / (float)len_y;
7385
7386       if (from_y > to_y)
7387         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7388
7389       for (y = 0; y <= len_y; y++)
7390       {
7391         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7392         DrawLineElement(from_x + x, from_y + y, element, change_level);
7393       }
7394     }
7395   }
7396 }
7397
7398 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7399                     int element, boolean change_level)
7400 {
7401   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7402   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7403   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7404   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7405 }
7406
7407 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7408                           int element, boolean change_level)
7409 {
7410   int y;
7411
7412   if (from_y > to_y)
7413     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7414
7415   for (y = from_y; y <= to_y; y++)
7416     DrawLine(from_x, y, to_x, y, element, change_level);
7417 }
7418
7419 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7420                        int element, boolean change_level)
7421 {
7422   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7423   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7424   int len_x = ABS(to_x - from_x);
7425   int len_y = ABS(to_y - from_y);
7426   int radius, x, y;
7427
7428   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7429
7430   /* not optimal (some points get drawn twice) but simple,
7431      and fast enough for the few points we are drawing */
7432
7433   for (x = 0; x <= radius; x++)
7434   {
7435     int sx, sy, lx, ly;
7436
7437     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7438
7439     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7440     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7441     lx = sx + level_xpos;
7442     ly = sy + level_ypos;
7443
7444     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7445       DrawLineElement(sx, sy, element, change_level);
7446   }
7447
7448   for (y = 0; y <= radius; y++)
7449   {
7450     int sx, sy, lx, ly;
7451
7452     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7453
7454     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7455     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7456     lx = sx + level_xpos;
7457     ly = sy + level_ypos;
7458
7459     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7460       DrawLineElement(sx, sy, element, change_level);
7461   }
7462 }
7463
7464 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7465                     int element, boolean change_level)
7466 {
7467   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7468   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7469
7470   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7471 }
7472
7473 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7474
7475 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7476 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7477                        int element, boolean change_level)
7478 {
7479   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7480   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7481   int mirror_to_x2 = from_x - (to_x2 - from_x);
7482   int mirror_to_y2 = from_y - (to_y2 - from_y);
7483
7484   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7485   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7486   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7487   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7488 }
7489 #endif
7490
7491 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7492 {
7493   int from_sx, from_sy;
7494   int to_sx, to_sy;
7495
7496   if (from_x > to_x)
7497     swap_numbers(&from_x, &to_x);
7498
7499   if (from_y > to_y)
7500     swap_numbers(&from_y, &to_y);
7501
7502   from_sx = SX + from_x * MINI_TILEX;
7503   from_sy = SY + from_y * MINI_TILEY;
7504   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7505   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7506
7507   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7508   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7509   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7510   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7511
7512   if (from_x == to_x && from_y == to_y)
7513     MarkTileDirty(from_x/2, from_y/2);
7514   else
7515     redraw_mask |= REDRAW_FIELD;
7516 }
7517
7518 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7519                        int element, boolean change_level)
7520 {
7521   if (element == -1 || change_level)
7522     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7523   else
7524     DrawAreaBorder(from_x, from_y, to_x, to_y);
7525 }
7526
7527 /* values for CopyBrushExt() */
7528 #define CB_AREA_TO_BRUSH        0
7529 #define CB_BRUSH_TO_CURSOR      1
7530 #define CB_BRUSH_TO_LEVEL       2
7531 #define CB_DELETE_OLD_CURSOR    3
7532 #define CB_DUMP_BRUSH           4
7533 #define CB_DUMP_BRUSH_SMALL     5
7534
7535 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7536                          int button, int mode)
7537 {
7538   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7539   static int brush_width, brush_height;
7540   static int last_cursor_x = -1, last_cursor_y = -1;
7541   static boolean delete_old_brush;
7542   int new_element = BUTTON_ELEMENT(button);
7543   int x, y;
7544
7545   if (mode == CB_DUMP_BRUSH ||
7546       mode == CB_DUMP_BRUSH_SMALL)
7547   {
7548     if (!draw_with_brush)
7549     {
7550       Error(ERR_WARN, "no brush selected");
7551
7552       return;
7553     }
7554
7555     for (y = 0; y < brush_height; y++)
7556     {
7557       for (x = 0; x < brush_width; x++)
7558       {
7559         int element = brush_buffer[x][y];
7560         int element_mapped = element;
7561
7562         if (IS_CUSTOM_ELEMENT(element))
7563           element_mapped = EL_CUSTOM_START;
7564         else if (IS_GROUP_ELEMENT(element))
7565           element_mapped = EL_GROUP_START;
7566         else if (element >= NUM_FILE_ELEMENTS)
7567           element_mapped = EL_UNKNOWN;
7568
7569         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
7570       }
7571
7572       printf("\n");
7573     }
7574
7575     return;
7576   }
7577
7578   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7579     return;
7580
7581   if (mode == CB_AREA_TO_BRUSH)
7582   {
7583     int from_lx, from_ly;
7584
7585     if (from_x > to_x)
7586       swap_numbers(&from_x, &to_x);
7587
7588     if (from_y > to_y)
7589       swap_numbers(&from_y, &to_y);
7590
7591     brush_width = to_x - from_x + 1;
7592     brush_height = to_y - from_y + 1;
7593
7594     from_lx = from_x + level_xpos;
7595     from_ly = from_y + level_ypos;
7596
7597     for (y = 0; y < brush_height; y++)
7598     {
7599       for (x=0; x < brush_width; x++)
7600       {
7601         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7602
7603         if (button != 1)
7604           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7605       }
7606     }
7607
7608     if (button != 1)
7609       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7610
7611     delete_old_brush = FALSE;
7612   }
7613   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7614            mode == CB_BRUSH_TO_LEVEL)
7615   {
7616     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7617     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7618     int cursor_from_x = cursor_x - brush_width / 2;
7619     int cursor_from_y = cursor_y - brush_height / 2;
7620     int border_from_x = cursor_x, border_from_y = cursor_y;
7621     int border_to_x = cursor_x, border_to_y = cursor_y;
7622
7623     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7624       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7625
7626     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7627         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7628     {
7629       delete_old_brush = FALSE;
7630       return;
7631     }
7632
7633     for (y = 0; y < brush_height; y++)
7634     {
7635       for (x = 0; x < brush_width; x++)
7636       {
7637         int sx = cursor_from_x + x;
7638         int sy = cursor_from_y + y;
7639         int lx = sx + level_xpos;
7640         int ly = sy + level_ypos;
7641         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7642         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7643                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7644                        brush_buffer[x][y] : new_element);
7645
7646         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7647         {
7648           if (sx < border_from_x)
7649             border_from_x = sx;
7650           else if (sx > border_to_x)
7651             border_to_x = sx;
7652           if (sy < border_from_y)
7653             border_from_y = sy;
7654           else if (sy > border_to_y)
7655             border_to_y = sy;
7656
7657           DrawLineElement(sx, sy, element, change_level);
7658         }
7659       }
7660     }
7661
7662     if (mode != CB_DELETE_OLD_CURSOR)
7663       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7664
7665     last_cursor_x = cursor_x;
7666     last_cursor_y = cursor_y;
7667     delete_old_brush = TRUE;
7668   }
7669 }
7670
7671 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7672                             int button)
7673 {
7674   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7675 }
7676
7677 static void CopyBrushToLevel(int x, int y, int button)
7678 {
7679   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7680 }
7681
7682 static void CopyBrushToCursor(int x, int y)
7683 {
7684   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7685 }
7686
7687 static void DeleteBrushFromCursor()
7688 {
7689   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7690 }
7691
7692 void DumpBrush()
7693 {
7694   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7695 }
7696
7697 void DumpBrush_Small()
7698 {
7699   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
7700 }
7701
7702 static void FloodFill(int from_x, int from_y, int fill_element)
7703 {
7704   int i,x,y;
7705   int old_element;
7706   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7707   static int safety = 0;
7708
7709   /* check if starting field still has the desired content */
7710   if (Feld[from_x][from_y] == fill_element)
7711     return;
7712
7713   safety++;
7714
7715   if (safety > lev_fieldx*lev_fieldy)
7716     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7717
7718   old_element = Feld[from_x][from_y];
7719   Feld[from_x][from_y] = fill_element;
7720
7721   for (i = 0; i < 4; i++)
7722   {
7723     x = from_x + check[i][0];
7724     y = from_y + check[i][1];
7725
7726     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7727       FloodFill(x, y, fill_element);
7728   }
7729
7730   safety--;
7731 }
7732
7733 /* values for DrawLevelText() modes */
7734 #define TEXT_INIT               0
7735 #define TEXT_SETCURSOR          1
7736 #define TEXT_WRITECHAR          2
7737 #define TEXT_BACKSPACE          3
7738 #define TEXT_NEWLINE            4
7739 #define TEXT_END                5
7740 #define TEXT_QUERY_TYPING       6
7741
7742 static int DrawLevelText(int sx, int sy, char letter, int mode)
7743 {
7744   static short delete_buffer[MAX_LEV_FIELDX];
7745   static int start_sx, start_sy;
7746   static int last_sx, last_sy;
7747   static boolean typing = FALSE;
7748   int letter_element = EL_CHAR_ASCII0 + letter;
7749   int lx = 0, ly = 0;
7750
7751   /* map lower case letters to upper case and convert special characters */
7752   if (letter >= 'a' && letter <= 'z')
7753     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7754   else if (letter == 'ä' || letter == 'Ä')
7755     letter_element = EL_CHAR_AUMLAUT;
7756   else if (letter == 'ö' || letter == 'Ö')
7757     letter_element = EL_CHAR_OUMLAUT;
7758   else if (letter == 'ü' || letter == 'Ü')
7759     letter_element = EL_CHAR_UUMLAUT;
7760   else if (letter == '^')
7761     letter_element = EL_CHAR_COPYRIGHT;
7762   else
7763     letter_element = EL_CHAR_ASCII0 + letter;
7764
7765   if (mode != TEXT_INIT)
7766   {
7767     if (!typing)
7768       return FALSE;
7769
7770     if (mode != TEXT_SETCURSOR)
7771     {
7772       sx = last_sx;
7773       sy = last_sy;
7774     }
7775
7776     lx = last_sx + level_xpos;
7777     ly = last_sy + level_ypos;
7778   }
7779
7780   switch (mode)
7781   {
7782     case TEXT_INIT:
7783       if (typing)
7784         DrawLevelText(0, 0, 0, TEXT_END);
7785
7786       typing = TRUE;
7787       start_sx = last_sx = sx;
7788       start_sy = last_sy = sy;
7789       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7790       break;
7791
7792     case TEXT_SETCURSOR:
7793       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7794       DrawAreaBorder(sx, sy, sx, sy);
7795       last_sx = sx;
7796       last_sy = sy;
7797       break;
7798
7799     case TEXT_WRITECHAR:
7800       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7801       {
7802         delete_buffer[sx - start_sx] = Feld[lx][ly];
7803         Feld[lx][ly] = letter_element;
7804
7805         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7806           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7807         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7808           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7809         else
7810           DrawLevelText(0, 0, 0, TEXT_END);
7811
7812         level.changed = TRUE;
7813       }
7814       break;
7815
7816     case TEXT_BACKSPACE:
7817       if (sx > start_sx)
7818       {
7819         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7820         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7821         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7822       }
7823       break;
7824
7825     case TEXT_NEWLINE:
7826       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7827         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7828       else
7829         DrawLevelText(0, 0, 0, TEXT_END);
7830       break;
7831
7832     case TEXT_END:
7833       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7834       DrawMiniElement(sx, sy, Feld[lx][ly]);
7835       typing = FALSE;
7836       break;
7837
7838     case TEXT_QUERY_TYPING:
7839       break;
7840
7841     default:
7842       break;
7843   }
7844
7845   return typing;
7846 }
7847
7848 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7849                           int element, boolean change_level)
7850 {
7851   int lx = sx + level_xpos;
7852   int ly = sy + level_ypos;
7853
7854   if (element == -1)
7855     DrawMiniElement(sx, sy, Feld[lx][ly]);
7856   else
7857     DrawAreaBorder(sx, sy, sx, sy);
7858 }
7859
7860 static void CopyLevelToUndoBuffer(int mode)
7861 {
7862   static boolean accumulated_undo = FALSE;
7863   boolean new_undo_buffer_position = TRUE;
7864   int last_border_element;
7865   int x, y;
7866
7867   switch (mode)
7868   {
7869     case UNDO_IMMEDIATE:
7870       accumulated_undo = FALSE;
7871       break;
7872
7873     case UNDO_ACCUMULATE:
7874       if (accumulated_undo)
7875         new_undo_buffer_position = FALSE;
7876       accumulated_undo = TRUE;
7877       break;
7878
7879     default:
7880       break;
7881   }
7882
7883   if (new_undo_buffer_position)
7884   {
7885     /* new position in undo buffer ring */
7886     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
7887
7888     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
7889       undo_buffer_steps++;
7890   }
7891
7892   for (x = 0; x < lev_fieldx; x++)
7893     for (y = 0; y < lev_fieldy; y++)
7894       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
7895
7896   /* check if drawing operation forces change of border style */
7897   last_border_element = BorderElement;
7898   SetBorderElement();
7899   if (BorderElement != last_border_element)
7900     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7901
7902   level.changed = TRUE;
7903 }
7904
7905 static void RandomPlacement(int new_element)
7906 {
7907   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
7908   int num_free_positions = 0;
7909   int num_percentage, num_elements;
7910   int x, y;
7911
7912   /* determine number of free positions for randomly placing the new element */
7913   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
7914   {
7915     free_position[x][y] =
7916       (random_placement_background_restricted ?
7917        Feld[x][y] == random_placement_background_element :
7918        Feld[x][y] != new_element);
7919
7920     if (free_position[x][y])
7921       num_free_positions++;
7922   }
7923
7924   /* determine number of new elements to place there */
7925   num_percentage = num_free_positions * random_placement_value / 100;
7926   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
7927                   num_percentage : random_placement_value);
7928
7929   /* if less free positions than elements to place, fill all these positions */
7930   if (num_free_positions < num_elements)
7931   {
7932     for (x = 0; x < lev_fieldx; x++)
7933       for (y = 0; y < lev_fieldy; y++)
7934         if (free_position[x][y])
7935           Feld[x][y] = new_element;
7936   }
7937   else
7938   {
7939     while (num_elements > 0)
7940     {
7941       x = RND(lev_fieldx);
7942       y = RND(lev_fieldy);
7943
7944       /* don't place element at the same position twice */
7945       if (free_position[x][y])
7946       {
7947         free_position[x][y] = FALSE;
7948         Feld[x][y] = new_element;
7949         num_elements--;
7950       }
7951     }
7952   }
7953
7954   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7955   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7956 }
7957
7958 void WrapLevel(int dx, int dy)
7959 {
7960   int wrap_dx = lev_fieldx - dx;
7961   int wrap_dy = lev_fieldy - dy;
7962   int x, y;
7963
7964   for (x = 0; x < lev_fieldx; x++)
7965     for (y = 0; y < lev_fieldy; y++)
7966       FieldBackup[x][y] = Feld[x][y];
7967
7968   for (x = 0; x < lev_fieldx; x++)
7969     for (y = 0; y < lev_fieldy; y++)
7970       Feld[x][y] =
7971         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
7972
7973   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7974   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
7975 }
7976
7977 static void HandleDrawingAreas(struct GadgetInfo *gi)
7978 {
7979   static boolean started_inside_drawing_area = FALSE;
7980   int id = gi->custom_id;
7981   boolean button_press_event;
7982   boolean button_release_event;
7983   boolean inside_drawing_area = !gi->event.off_borders;
7984   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
7985   int actual_drawing_function;
7986   int button = gi->event.button;
7987   int new_element = BUTTON_ELEMENT(button);
7988   int sx = gi->event.x, sy = gi->event.y;
7989   int min_sx = 0, min_sy = 0;
7990   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
7991   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
7992   int lx = 0, ly = 0;
7993   int min_lx = 0, min_ly = 0;
7994   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
7995   int x, y;
7996
7997   /* handle info callback for each invocation of action callback */
7998   gi->callback_info(gi);
7999
8000   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8001   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8002
8003   /* make sure to stay inside drawing area boundaries */
8004   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8005   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8006
8007   if (draw_level)
8008   {
8009     /* get positions inside level field */
8010     lx = sx + level_xpos;
8011     ly = sy + level_ypos;
8012
8013     if (!IN_LEV_FIELD(lx, ly))
8014       inside_drawing_area = FALSE;
8015
8016     /* make sure to stay inside level field boundaries */
8017     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8018     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8019
8020     /* correct drawing area positions accordingly */
8021     sx = lx - level_xpos;
8022     sy = ly - level_ypos;
8023   }
8024
8025   if (button_press_event)
8026     started_inside_drawing_area = inside_drawing_area;
8027
8028   if (!started_inside_drawing_area)
8029     return;
8030
8031 #if 1
8032   if (!IS_VALID_BUTTON(button))
8033     return;
8034 #endif
8035
8036   if (!button && !button_release_event)
8037     return;
8038
8039   /* automatically switch to 'single item' drawing mode, if needed */
8040   actual_drawing_function =
8041     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8042      drawing_function : GADGET_ID_SINGLE_ITEMS);
8043
8044   /* clicking into drawing area with pressed Control key picks element */
8045   if (GetKeyModState() & KMOD_Control)
8046   {
8047     last_drawing_function = drawing_function;
8048     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8049   }
8050
8051   switch (actual_drawing_function)
8052   {
8053     case GADGET_ID_SINGLE_ITEMS:
8054       if (draw_level)
8055       {
8056         if (button_release_event)
8057         {
8058           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8059
8060           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8061               !inside_drawing_area)
8062             DeleteBrushFromCursor();
8063         }
8064
8065         if (!button)
8066           break;
8067
8068         if (draw_with_brush)
8069         {
8070           if (!button_release_event)
8071             CopyBrushToLevel(sx, sy, button);
8072         }
8073         else if (new_element != Feld[lx][ly])
8074         {
8075           if (new_element == EL_PLAYER_1)
8076           {
8077             /* remove player at old position */
8078             for (y = 0; y < lev_fieldy; y++)
8079             {
8080               for (x = 0; x < lev_fieldx; x++)
8081               {
8082                 if (Feld[x][y] == EL_PLAYER_1)
8083                 {
8084                   Feld[x][y] = EL_EMPTY;
8085                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8086                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8087                     DrawMiniElement(x - level_xpos, y - level_ypos,
8088                                     EL_EMPTY);
8089                 }
8090               }
8091             }
8092           }
8093
8094           Feld[lx][ly] = new_element;
8095           DrawMiniElement(sx, sy, new_element);
8096         }
8097       }
8098       else
8099       {
8100         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8101           DrawMiniGraphicExt(drawto,
8102                              gi->x + sx * MINI_TILEX,
8103                              gi->y + sy * MINI_TILEY,
8104                              el2edimg(new_element));
8105         else
8106           DrawGraphicExt(drawto,
8107                          gi->x + sx * TILEX,
8108                          gi->y + sy * TILEY,
8109                          el2img(new_element), 0);
8110
8111         if (id == GADGET_ID_AMOEBA_CONTENT)
8112           level.amoeba_content = new_element;
8113         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8114         {
8115           new_element = GFX_ELEMENT(new_element);
8116           custom_element.gfx_element = new_element;
8117
8118           CopyElementPropertiesToGame(properties_element);
8119
8120           UpdateCustomElementGraphicGadgets();
8121
8122           FrameCounter = 0;     /* restart animation frame counter */
8123         }
8124         else if (id == GADGET_ID_CUSTOM_CONTENT)
8125         {
8126           custom_element.content[sx][sy] = new_element;
8127
8128           CopyCustomElementPropertiesToGame(properties_element);
8129         }
8130         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8131         {
8132           custom_element.move_enter_element = new_element;
8133
8134           CopyCustomElementPropertiesToGame(properties_element);
8135         }
8136         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8137         {
8138           custom_element.move_leave_element = new_element;
8139
8140           CopyCustomElementPropertiesToGame(properties_element);
8141         }
8142         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8143         {
8144           custom_element_change.target_element = new_element;
8145
8146           CopyCustomElementPropertiesToGame(properties_element);
8147         }
8148         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8149         {
8150           custom_element_change.target_content[sx][sy] = new_element;
8151
8152           CopyCustomElementPropertiesToGame(properties_element);
8153         }
8154         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8155         {
8156           custom_element_change.trigger_element = new_element;
8157
8158           CopyCustomElementPropertiesToGame(properties_element);
8159         }
8160         else if (id == GADGET_ID_GROUP_CONTENT)
8161         {
8162           group_element_info.element[sx] = new_element;
8163
8164           CopyGroupElementPropertiesToGame(properties_element);
8165         }
8166         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8167           random_placement_background_element = new_element;
8168         else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8169                  id <= GADGET_ID_YAMYAM_CONTENT_7)
8170           level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0][sx][sy] =
8171             new_element;
8172         else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8173                  id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8174           level.ball_content[id - GADGET_ID_MAGIC_BALL_CONTENT_0][sx][sy] =
8175             new_element;
8176       }
8177       break;
8178
8179     case GADGET_ID_CONNECTED_ITEMS:
8180       {
8181         static int last_sx = -1;
8182         static int last_sy = -1;
8183
8184         if (button_release_event)
8185           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8186
8187         if (button)
8188         {
8189           if (!button_press_event)
8190             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8191
8192           last_sx = sx;
8193           last_sy = sy;
8194         }
8195       }
8196       break;
8197
8198     case GADGET_ID_LINE:
8199     case GADGET_ID_ARC:
8200     case GADGET_ID_RECTANGLE:
8201     case GADGET_ID_FILLED_BOX:
8202     case GADGET_ID_GRAB_BRUSH:
8203     case GADGET_ID_TEXT:
8204       {
8205         static int last_sx = -1;
8206         static int last_sy = -1;
8207         static int start_sx = -1;
8208         static int start_sy = -1;
8209         void (*draw_func)(int, int, int, int, int, boolean);
8210
8211         if (drawing_function == GADGET_ID_LINE)
8212           draw_func = DrawLine;
8213         else if (drawing_function == GADGET_ID_ARC)
8214           draw_func = DrawArc;
8215         else if (drawing_function == GADGET_ID_RECTANGLE)
8216           draw_func = DrawBox;
8217         else if (drawing_function == GADGET_ID_FILLED_BOX)
8218           draw_func = DrawFilledBox;
8219         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8220           draw_func = SelectArea;
8221         else /* (drawing_function == GADGET_ID_TEXT) */
8222           draw_func = SetTextCursor;
8223
8224         if (button_press_event)
8225         {
8226           draw_func(sx, sy, sx, sy, new_element, FALSE);
8227           start_sx = last_sx = sx;
8228           start_sy = last_sy = sy;
8229
8230           if (drawing_function == GADGET_ID_TEXT)
8231             DrawLevelText(0, 0, 0, TEXT_END);
8232         }
8233         else if (button_release_event)
8234         {
8235           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8236           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8237           {
8238             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8239             CopyBrushToCursor(sx, sy);
8240             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8241                           MB_LEFTBUTTON);
8242             draw_with_brush = TRUE;
8243           }
8244           else if (drawing_function == GADGET_ID_TEXT)
8245             DrawLevelText(sx, sy, 0, TEXT_INIT);
8246           else
8247             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8248         }
8249         else if (last_sx != sx || last_sy != sy)
8250         {
8251           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8252           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8253           last_sx = sx;
8254           last_sy = sy;
8255         }
8256       }
8257       break;
8258
8259     case GADGET_ID_FLOOD_FILL:
8260       if (button_press_event && Feld[lx][ly] != new_element)
8261       {
8262         FloodFill(lx, ly, new_element);
8263         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8264         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8265       }
8266       break;
8267
8268     case GADGET_ID_PICK_ELEMENT:
8269       if (button_release_event)
8270         ClickOnGadget(level_editor_gadget[last_drawing_function],
8271                       MB_LEFTBUTTON);
8272       else if (draw_level)
8273         PickDrawingElement(button, Feld[lx][ly]);
8274       else if (id == GADGET_ID_AMOEBA_CONTENT)
8275         PickDrawingElement(button, level.amoeba_content);
8276       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8277         PickDrawingElement(button, custom_element.gfx_element);
8278       else if (id == GADGET_ID_CUSTOM_CONTENT)
8279         PickDrawingElement(button, custom_element.content[sx][sy]);
8280       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8281         PickDrawingElement(button, custom_element.move_enter_element);
8282       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8283         PickDrawingElement(button, custom_element.move_leave_element);
8284       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8285         PickDrawingElement(button, custom_element_change.target_element);
8286       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8287         PickDrawingElement(button, custom_element_change.target_content[sx][sy]);
8288       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8289         PickDrawingElement(button, custom_element_change.trigger_element);
8290       else if (id == GADGET_ID_GROUP_CONTENT)
8291         PickDrawingElement(button, group_element_info.element[sx]);
8292       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8293         PickDrawingElement(button, random_placement_background_element);
8294       else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8295                id <= GADGET_ID_YAMYAM_CONTENT_7)
8296       {
8297         int i = id - GADGET_ID_YAMYAM_CONTENT_0;
8298
8299         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8300       }
8301       else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8302                id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8303       {
8304         int i = id - GADGET_ID_MAGIC_BALL_CONTENT_0;
8305
8306         PickDrawingElement(button, level.ball_content[i][sx][sy]);
8307       }
8308
8309       break;
8310
8311     default:
8312       break;
8313   }
8314 }
8315
8316 static void HandleCounterButtons(struct GadgetInfo *gi)
8317 {
8318   int gadget_id = gi->custom_id;
8319   int counter_id = gi->custom_type_id;
8320   int button = gi->event.button;
8321   int *counter_value = counterbutton_info[counter_id].value;
8322   int step = BUTTON_STEPSIZE(button) *
8323     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8324
8325   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8326   {
8327     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8328     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8329     boolean level_changed = LevelChanged();
8330
8331     if ((level_changed && pressed) || (!level_changed && released))
8332       return;
8333
8334     if (level_changed && !Request("Level has changed ! Discard changes ?",
8335                                   REQ_ASK))
8336     {
8337       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8338         ModifyEditorCounter(counter_id, *counter_value);
8339
8340       return;
8341     }
8342   }
8343
8344   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8345     *counter_value = gi->textinput.number_value;
8346   else
8347     ModifyEditorCounter(counter_id, *counter_value + step);
8348
8349   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8350   {
8351       LoadLevel(level_nr);
8352       TapeErase();
8353       ResetUndoBuffer();
8354       DrawEditModeWindow();
8355
8356       return;
8357   }
8358
8359   switch (counter_id)
8360   {
8361     case ED_COUNTER_ID_YAMYAM_CONTENT:
8362       DrawYamYamContentAreas();
8363       break;
8364
8365     case ED_COUNTER_ID_GROUP_CONTENT:
8366       DrawGroupElementArea(properties_element);
8367       CopyGroupElementPropertiesToGame(properties_element);
8368       break;
8369
8370     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8371     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8372       DrawEnvelopeTextArea(-1);
8373       break;
8374
8375     case ED_COUNTER_ID_LEVEL_XSIZE:
8376     case ED_COUNTER_ID_LEVEL_YSIZE:
8377       lev_fieldx = level.fieldx;
8378       lev_fieldy = level.fieldy;
8379       break;
8380
8381     default:
8382       break;
8383   }
8384
8385   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8386        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8387       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8388        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8389     CopyElementPropertiesToGame(properties_element);
8390
8391   level.changed = TRUE;
8392 }
8393
8394 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8395 {
8396   int type_id = gi->custom_type_id;
8397
8398   strcpy(textinput_info[type_id].value, gi->textinput.value);
8399
8400   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8401   {
8402     CopyElementPropertiesToGame(properties_element);
8403
8404     ModifyEditorElementList();  /* update changed button info text */
8405   }
8406
8407   level.changed = TRUE;
8408 }
8409
8410 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8411 {
8412   int type_id = gi->custom_type_id;
8413
8414   strcpy(textarea_info[type_id].value, gi->textarea.value);
8415
8416   level.changed = TRUE;
8417 }
8418
8419 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8420 {
8421   int type_id = gi->custom_type_id;
8422
8423   *selectbox_info[type_id].value =
8424     selectbox_info[type_id].options[gi->selectbox.index].value;
8425
8426   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8427   {
8428     element_info[properties_element].current_change_page = gi->selectbox.index;
8429
8430     DrawPropertiesWindow();
8431   }
8432   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8433             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8434            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8435             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8436            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8437   {
8438     CopyElementPropertiesToGame(properties_element);
8439
8440     level.changed = TRUE;
8441   }
8442 }
8443
8444 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8445 {
8446   int type_id = gi->custom_type_id;
8447   int i;
8448
8449   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8450       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8451   {
8452     edit_mode_properties = gi->custom_type_id;
8453
8454     DrawPropertiesWindow();
8455   }
8456   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8457   {
8458     char *template_filename = getDefaultLevelFilename(-1);
8459     boolean new_template = !fileExists(template_filename);
8460
8461     if (new_template ||
8462         Request("Save this template and kill the old ?", REQ_ASK))
8463       SaveLevelTemplate();
8464
8465     if (new_template)
8466       Request("Template saved !", REQ_CONFIRM);
8467   }
8468   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8469            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8470   {
8471     struct ElementInfo *ei = &element_info[properties_element];
8472
8473     setElementChangePages(ei, ei->num_change_pages + 1);
8474
8475     /* set new change page to be new current change page */
8476     ei->current_change_page = ei->num_change_pages - 1;
8477     ei->change = &ei->change_page[ei->current_change_page];
8478
8479     setElementChangeInfoToDefaults(ei->change);
8480
8481     DrawPropertiesWindow();
8482
8483     level.changed = TRUE;
8484   }
8485   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8486            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8487   {
8488     struct ElementInfo *ei = &element_info[properties_element];
8489
8490     /* copy all change pages after change page to be deleted */
8491     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8492       ei->change_page[i] = ei->change_page[i + 1];
8493
8494     setElementChangePages(ei, ei->num_change_pages - 1);
8495
8496     DrawPropertiesWindow();
8497
8498     level.changed = TRUE;
8499   }
8500 }
8501
8502 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8503 {
8504   int type_id = gi->custom_type_id;
8505
8506   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8507       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8508   {
8509     struct ElementInfo *ei = &element_info[properties_element];
8510     int step = BUTTON_STEPSIZE(gi->event.button);
8511
8512     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8513     ei->current_change_page += step;
8514
8515     if (ei->current_change_page < 0)
8516       ei->current_change_page = 0;
8517     else if (ei->current_change_page >= ei->num_change_pages)
8518       ei->current_change_page = ei->num_change_pages - 1;
8519
8520     DrawPropertiesWindow();
8521   }
8522   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8523            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8524   {
8525     struct ElementInfo *ei = &element_info[properties_element];
8526     int current_change_page = ei->current_change_page;
8527
8528     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8529       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8530         ei->change_page[current_change_page];
8531     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8532     {
8533       ei->change_page[current_change_page] =
8534         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8535
8536       level.changed = TRUE;
8537     }
8538
8539     DrawPropertiesWindow();
8540   }
8541 }
8542
8543 static void HandleRadiobuttons(struct GadgetInfo *gi)
8544 {
8545   *radiobutton_info[gi->custom_type_id].value =
8546     radiobutton_info[gi->custom_type_id].checked_value;
8547
8548   level.changed = TRUE;
8549 }
8550
8551 static void HandleCheckbuttons(struct GadgetInfo *gi)
8552 {
8553   int type_id = gi->custom_type_id;
8554
8555   *checkbutton_info[type_id].value ^= TRUE;
8556
8557   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8558       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8559       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8560       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8561          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8562         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8563          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8564        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8565   {
8566     CopyElementPropertiesToGame(properties_element);
8567   }
8568
8569   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8570   {
8571     UpdateCustomElementGraphicGadgets();
8572   }
8573   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8574   {
8575     char *template_filename = getDefaultLevelFilename(-1);
8576
8577     if (level.use_custom_template && !fileExists(template_filename))
8578     {
8579       Request("No level template found !", REQ_CONFIRM);
8580
8581       level.use_custom_template = FALSE;
8582       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8583
8584       return;
8585     }
8586
8587     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8588
8589     DrawEditModeWindow();
8590   }
8591
8592   level.changed = TRUE;
8593 }
8594
8595 static void HandleControlButtons(struct GadgetInfo *gi)
8596 {
8597   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8598   static int last_edit_mode = ED_MODE_DRAWING;
8599   static int last_custom_copy_mode = -1;
8600   int id = gi->custom_id;
8601   int button = gi->event.button;
8602   int step = BUTTON_STEPSIZE(button);
8603   int new_element = BUTTON_ELEMENT(button);
8604   int x, y;
8605
8606 #if 0
8607   /* MAKES PROBLEMS WITH ELEMENT LIST SCROLLBAR AND IS PROBABLY NOT NEEDED */
8608   /* !!! CHECK WHAT HAPPENS WHEN MOUSE WHEEL IS USED OVER ELEMENT LIST !!! */
8609
8610   if (!IS_VALID_BUTTON(button))
8611     return;
8612 #endif
8613
8614   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8615     DrawLevelText(0, 0, 0, TEXT_END);
8616
8617   if (id < ED_NUM_CTRL1_BUTTONS &&
8618       id != GADGET_ID_SINGLE_ITEMS &&
8619       id != GADGET_ID_PROPERTIES &&
8620       id != GADGET_ID_PICK_ELEMENT &&
8621       edit_mode != ED_MODE_DRAWING &&
8622       drawing_function != GADGET_ID_PICK_ELEMENT &&
8623       !(GetKeyModState() & KMOD_Control))
8624   {
8625     DrawDrawingWindow();
8626     edit_mode = ED_MODE_DRAWING;
8627   }
8628
8629   /* element copy mode active, but no element button pressed => deactivate */
8630   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8631     last_custom_copy_mode = -1;
8632
8633   switch (id)
8634   {
8635     case GADGET_ID_SCROLL_LEFT:
8636       if (level_xpos >= 0)
8637       {
8638         if (lev_fieldx < ed_fieldx - 2)
8639           break;
8640
8641         level_xpos -= step;
8642         if (level_xpos < -1)
8643           level_xpos = -1;
8644         if (button == 1)
8645           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8646         else
8647           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8648
8649         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8650                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8651       }
8652       break;
8653
8654     case GADGET_ID_SCROLL_RIGHT:
8655       if (level_xpos <= lev_fieldx - ed_fieldx)
8656       {
8657         if (lev_fieldx < ed_fieldx - 2)
8658           break;
8659
8660         level_xpos += step;
8661         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8662           level_xpos = lev_fieldx - ed_fieldx + 1;
8663         if (button == 1)
8664           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8665         else
8666           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8667
8668         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8669                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8670       }
8671       break;
8672
8673     case GADGET_ID_SCROLL_UP:
8674       if (level_ypos >= 0)
8675       {
8676         if (lev_fieldy < ed_fieldy - 2)
8677           break;
8678
8679         level_ypos -= step;
8680         if (level_ypos < -1)
8681           level_ypos = -1;
8682         if (button == 1)
8683           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8684         else
8685           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8686
8687         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8688                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8689       }
8690       break;
8691
8692     case GADGET_ID_SCROLL_DOWN:
8693       if (level_ypos <= lev_fieldy - ed_fieldy)
8694       {
8695         if (lev_fieldy < ed_fieldy - 2)
8696           break;
8697
8698         level_ypos += step;
8699         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8700           level_ypos = lev_fieldy - ed_fieldy + 1;
8701         if (button == 1)
8702           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8703         else
8704           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8705
8706         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8707                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8708       }
8709       break;
8710
8711     case GADGET_ID_SCROLL_HORIZONTAL:
8712       level_xpos = gi->event.item_position - 1;
8713       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8714       break;
8715
8716     case GADGET_ID_SCROLL_VERTICAL:
8717       level_ypos = gi->event.item_position - 1;
8718       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8719       break;
8720
8721     case GADGET_ID_SCROLL_LIST_UP:
8722     case GADGET_ID_SCROLL_LIST_DOWN:
8723     case GADGET_ID_SCROLL_LIST_VERTICAL:
8724       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8725         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8726       else
8727       {
8728         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8729         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8730
8731         if (element_shift < 0)
8732           element_shift = 0;
8733         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8734           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8735
8736         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8737                      GDI_SCROLLBAR_ITEM_POSITION,
8738                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8739       }
8740
8741       ModifyEditorElementList();
8742
8743       break;
8744
8745     case GADGET_ID_WRAP_LEFT:
8746       WrapLevel(-step, 0);
8747       break;
8748
8749     case GADGET_ID_WRAP_RIGHT:
8750       WrapLevel(step, 0);
8751       break;
8752
8753     case GADGET_ID_WRAP_UP:
8754       WrapLevel(0, -step);
8755       break;
8756
8757     case GADGET_ID_WRAP_DOWN:
8758       WrapLevel(0, step);
8759       break;
8760
8761     case GADGET_ID_SINGLE_ITEMS:
8762     case GADGET_ID_CONNECTED_ITEMS:
8763     case GADGET_ID_LINE:
8764     case GADGET_ID_ARC:
8765     case GADGET_ID_TEXT:
8766     case GADGET_ID_RECTANGLE:
8767     case GADGET_ID_FILLED_BOX:
8768     case GADGET_ID_FLOOD_FILL:
8769     case GADGET_ID_GRAB_BRUSH:
8770     case GADGET_ID_PICK_ELEMENT:
8771       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8772         last_drawing_function = drawing_function;
8773       drawing_function = id;
8774       draw_with_brush = FALSE;
8775       break;
8776
8777     case GADGET_ID_RANDOM_PLACEMENT:
8778       RandomPlacement(new_element);
8779       break;
8780
8781     case GADGET_ID_PROPERTIES:
8782       if (edit_mode != ED_MODE_PROPERTIES)
8783       {
8784         properties_element = new_element;
8785         DrawPropertiesWindow();
8786         edit_mode = ED_MODE_PROPERTIES;
8787
8788         last_level_drawing_function = drawing_function;
8789         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8790                       MB_LEFTBUTTON);
8791       }
8792       else
8793       {
8794         DrawDrawingWindow();
8795         edit_mode = ED_MODE_DRAWING;
8796
8797         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8798                       MB_LEFTBUTTON);
8799       }
8800       break;
8801
8802     case GADGET_ID_CUSTOM_COPY_FROM:
8803     case GADGET_ID_CUSTOM_COPY_TO:
8804     case GADGET_ID_CUSTOM_EXCHANGE:
8805       last_custom_copy_mode = id;
8806       last_drawing_function = drawing_function;
8807       break;
8808
8809     case GADGET_ID_CUSTOM_COPY:
8810       CopyCustomElement(properties_element, -1, id);
8811       break;
8812
8813     case GADGET_ID_CUSTOM_PASTE:
8814       CopyCustomElement(-1, properties_element, id);
8815       break;
8816
8817     case GADGET_ID_UNDO:
8818       if (undo_buffer_steps == 0)
8819       {
8820         Request("Undo buffer empty !", REQ_CONFIRM);
8821         break;
8822       }
8823
8824       if (edit_mode != ED_MODE_DRAWING)
8825       {
8826         DrawDrawingWindow();
8827         edit_mode = ED_MODE_DRAWING;
8828       }
8829
8830       undo_buffer_position =
8831         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8832       undo_buffer_steps--;
8833
8834       for (x = 0; x < lev_fieldx; x++)
8835         for (y = 0; y < lev_fieldy; y++)
8836           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8837       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8838       break;
8839
8840     case GADGET_ID_INFO:
8841       if (edit_mode != ED_MODE_INFO)
8842       {
8843         last_edit_mode = edit_mode;
8844         edit_mode = ED_MODE_INFO;
8845
8846         DrawLevelInfoWindow();
8847       }
8848       else
8849       {
8850         edit_mode = last_edit_mode;
8851
8852         DrawEditModeWindow();
8853       }
8854       break;
8855
8856     case GADGET_ID_CLEAR:
8857       if (edit_mode != ED_MODE_DRAWING)
8858       {
8859         DrawDrawingWindow();
8860         edit_mode = ED_MODE_DRAWING;
8861       }
8862
8863       for (x = 0; x < MAX_LEV_FIELDX; x++)
8864         for (y = 0; y < MAX_LEV_FIELDY; y++)
8865           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8866
8867       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8868
8869       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8870       break;
8871
8872     case GADGET_ID_SAVE:
8873       if (leveldir_current->readonly)
8874       {
8875         Request("This level is read only !", REQ_CONFIRM);
8876         break;
8877       }
8878
8879       if (!LevelContainsPlayer())
8880         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8881       else
8882       {
8883         char *level_filename = getDefaultLevelFilename(level_nr);
8884         boolean new_level = !fileExists(level_filename);
8885
8886         if (new_level ||
8887             Request("Save this level and kill the old ?", REQ_ASK))
8888         {
8889           CopyPlayfield(Feld, level.field);
8890
8891           SaveLevel(level_nr);
8892         }
8893
8894         if (new_level)
8895           Request("Level saved !", REQ_CONFIRM);
8896
8897         level.changed = FALSE;
8898       }
8899       break;
8900
8901     case GADGET_ID_TEST:
8902       if (!LevelContainsPlayer())
8903         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8904       else
8905       {
8906         if (LevelChanged())
8907           level.game_version = GAME_VERSION_ACTUAL;
8908
8909         CopyPlayfield(level.field, FieldBackup);
8910         CopyPlayfield(Feld, level.field);
8911
8912         CopyNativeLevel_RND_to_Native(&level);
8913
8914         UnmapLevelEditorGadgets();
8915         UndrawSpecialEditorDoor();
8916
8917         CloseDoor(DOOR_CLOSE_ALL);
8918
8919         DrawCompleteVideoDisplay();
8920
8921         level_editor_test_game = TRUE;
8922
8923         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
8924       }
8925       break;
8926
8927     case GADGET_ID_EXIT:
8928       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
8929       break;
8930
8931     default:
8932       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
8933           id <= GADGET_ID_ELEMENTLIST_LAST)
8934       {
8935         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
8936         int new_element = editor_elements[element_position + element_shift];
8937
8938         if (last_custom_copy_mode != -1)
8939         {
8940           if (CopyCustomElement(properties_element, new_element,
8941                                 last_custom_copy_mode))
8942           {
8943             ClickOnGadget(level_editor_gadget[last_drawing_function],
8944                           MB_LEFTBUTTON);
8945
8946             last_custom_copy_mode = -1;
8947           }
8948
8949           break;
8950         }
8951
8952         PickDrawingElement(button, new_element);
8953
8954         if (!stick_element_properties_window &&
8955             drawing_function != GADGET_ID_PICK_ELEMENT &&
8956             !(GetKeyModState() & KMOD_Control))
8957         {
8958           properties_element = new_element;
8959           if (edit_mode == ED_MODE_PROPERTIES)
8960             DrawPropertiesWindow();
8961         }
8962
8963         if (drawing_function == GADGET_ID_PICK_ELEMENT)
8964           ClickOnGadget(level_editor_gadget[last_drawing_function],
8965                         MB_LEFTBUTTON);
8966       }
8967 #ifdef DEBUG
8968       else if (gi->event.type == GD_EVENT_PRESSED)
8969         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
8970       else if (gi->event.type == GD_EVENT_RELEASED)
8971         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
8972       else if (gi->event.type == GD_EVENT_MOVING)
8973         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
8974       else
8975         printf("default: HandleControlButtons: ? (id == %d)\n", id);
8976 #endif
8977       break;
8978   }
8979 }
8980
8981 void HandleLevelEditorKeyInput(Key key)
8982 {
8983   char letter = getCharFromKey(key);
8984   int button = MB_LEFTBUTTON;
8985
8986   if (drawing_function == GADGET_ID_TEXT &&
8987       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
8988   {
8989     if (letter)
8990       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
8991     else if (key == KSYM_Delete || key == KSYM_BackSpace)
8992       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
8993     else if (key == KSYM_Return)
8994       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
8995     else if (key == KSYM_Escape)
8996       DrawLevelText(0, 0, 0, TEXT_END);
8997   }
8998   else if (button_status == MB_RELEASED)
8999   {
9000     int i, id = GADGET_ID_NONE;
9001
9002     switch (key)
9003     {
9004       case KSYM_Left:
9005         id = GADGET_ID_SCROLL_LEFT;
9006         break;
9007       case KSYM_Right:
9008         id = GADGET_ID_SCROLL_RIGHT;
9009         break;
9010       case KSYM_Up:
9011         id = GADGET_ID_SCROLL_UP;
9012         break;
9013       case KSYM_Down:
9014         id = GADGET_ID_SCROLL_DOWN;
9015         break;
9016       case KSYM_Page_Up:
9017         id = GADGET_ID_SCROLL_LIST_UP;
9018         button = MB_RIGHTBUTTON;
9019         break;
9020       case KSYM_Page_Down:
9021         id = GADGET_ID_SCROLL_LIST_DOWN;
9022         button = MB_RIGHTBUTTON;
9023         break;
9024
9025       case KSYM_Escape:
9026         if (edit_mode == ED_MODE_DRAWING)
9027         {
9028           RequestExitLevelEditor(setup.ask_on_escape);
9029         }
9030         else if (edit_mode == ED_MODE_INFO)
9031         {
9032           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9033         }
9034         else if (edit_mode == ED_MODE_PROPERTIES)
9035         {
9036           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9037         }
9038         else            /* should never happen */
9039         {
9040           DrawDrawingWindow();
9041           edit_mode = ED_MODE_DRAWING;
9042         }
9043         break;
9044
9045       default:
9046         break;
9047     }
9048
9049     if (id != GADGET_ID_NONE)
9050       ClickOnGadget(level_editor_gadget[id], button);
9051     else if (letter == '.')
9052       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9053     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9054       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9055     else
9056       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9057         if (letter && letter == control_info[i].shortcut)
9058           if (!anyTextGadgetActive())
9059             ClickOnGadget(level_editor_gadget[i], button);
9060   }
9061 }
9062
9063 void HandleLevelEditorIdle()
9064 {
9065   static unsigned long action_delay = 0;
9066   unsigned long action_delay_value = GameFrameDelay;
9067   int xpos = 1, ypos = 2;
9068
9069   if (edit_mode != ED_MODE_PROPERTIES)
9070     return;
9071
9072   if (!DelayReached(&action_delay, action_delay_value))
9073     return;
9074
9075   DrawGraphicAnimationExt(drawto,
9076                           SX + xpos * TILEX,
9077                           SY + ypos * TILEY + MINI_TILEY / 2,
9078                           el2img(properties_element), -1, NO_MASKING);
9079
9080   MarkTileDirty(xpos, ypos);
9081   MarkTileDirty(xpos, ypos + 1);
9082
9083   FrameCounter++;       /* increase animation frame counter */
9084 }
9085
9086 void ClearEditorGadgetInfoText()
9087 {
9088   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9089 }
9090
9091 void HandleEditorGadgetInfoText(void *ptr)
9092 {
9093   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9094   char infotext[MAX_OUTPUT_LINESIZE + 1];
9095   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9096   int max_infotext_len = getMaxInfoTextLength();
9097
9098   if (game_status != GAME_MODE_EDITOR)
9099     return;
9100
9101   ClearEditorGadgetInfoText();
9102
9103   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9104     return;
9105
9106   /* misuse this function to delete brush cursor, if needed */
9107   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9108     DeleteBrushFromCursor();
9109
9110   if (gi == NULL || gi->info_text == NULL)
9111     return;
9112
9113   strncpy(infotext, gi->info_text, max_infotext_len);
9114   infotext[max_infotext_len] = '\0';
9115
9116   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9117   {
9118     int key = control_info[gi->custom_id].shortcut;
9119
9120     if (key)
9121     {
9122       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9123         sprintf(shortcut, " ('.' or '%c')", key);
9124       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9125         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9126       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9127         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9128       else                                              /* normal case */
9129         sprintf(shortcut, " ('%s%c')",
9130                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9131
9132       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9133         strcat(infotext, shortcut);
9134     }
9135   }
9136
9137   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9138 }
9139
9140 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9141 {
9142   static int start_lx, start_ly;
9143   int id = gi->custom_id;
9144   int sx = gi->event.x;
9145   int sy = gi->event.y;
9146   int lx = sx + level_xpos;
9147   int ly = sy + level_ypos;
9148   int min_sx = 0, min_sy = 0;
9149   int max_sx = gi->drawing.area_xsize - 1;
9150   int max_sy = gi->drawing.area_ysize - 1;
9151   int actual_drawing_function = drawing_function;
9152   int max_infotext_len = getMaxInfoTextLength();
9153   char infotext[MAX_OUTPUT_LINESIZE + 1];
9154   char *text;
9155
9156   infotext[0] = '\0';           /* start with empty info text */
9157
9158   /* pressed Control key: simulate picking element */
9159   if (GetKeyModState() & KMOD_Control)
9160     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9161
9162   ClearEditorGadgetInfoText();
9163
9164   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9165     return;
9166
9167   /* make sure to stay inside drawing area boundaries */
9168   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9169   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9170
9171   if (id == GADGET_ID_DRAWING_LEVEL)
9172   {
9173     if (button_status)
9174     {
9175       int min_lx = 0, min_ly = 0;
9176       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9177
9178       /* get positions inside level field */
9179       lx = sx + level_xpos;
9180       ly = sy + level_ypos;
9181
9182       /* make sure to stay inside level field boundaries */
9183       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9184       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9185
9186       /* correct drawing area positions accordingly */
9187       sx = lx - level_xpos;
9188       sy = ly - level_ypos;
9189     }
9190
9191     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9192     {
9193       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9194       {
9195         if (gi->event.type == GD_EVENT_PRESSED)
9196         {
9197           start_lx = lx;
9198           start_ly = ly;
9199         }
9200
9201         switch (actual_drawing_function)
9202         {
9203           case GADGET_ID_SINGLE_ITEMS:
9204             text = "Drawing single items";
9205             break;
9206           case GADGET_ID_CONNECTED_ITEMS:
9207             text = "Drawing connected items";
9208             break;
9209           case GADGET_ID_LINE:
9210             text = "Drawing line";
9211             break;
9212           case GADGET_ID_ARC:
9213             text = "Drawing arc";
9214             break;
9215           case GADGET_ID_TEXT:
9216             text = "Setting text cursor";
9217             break;
9218           case GADGET_ID_RECTANGLE:
9219             text = "Drawing rectangle";
9220             break;
9221           case GADGET_ID_FILLED_BOX:
9222             text = "Drawing filled box";
9223             break;
9224           case GADGET_ID_FLOOD_FILL:
9225             text = "Flood fill";
9226             break;
9227           case GADGET_ID_GRAB_BRUSH:
9228             text = "Grabbing brush";
9229             break;
9230           case GADGET_ID_PICK_ELEMENT:
9231             text = "Picking element";
9232             break;
9233
9234           default:
9235             text = "Drawing position";
9236             break;
9237         }
9238
9239         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9240           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9241         else
9242           sprintf(infotext, "%s: %d, %d", text,
9243                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9244       }
9245       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9246         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9247       else
9248         sprintf(infotext, "Level position: %d, %d", lx, ly);
9249     }
9250
9251     /* misuse this function to draw brush cursor, if needed */
9252     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9253     {
9254       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9255         CopyBrushToCursor(sx, sy);
9256       else
9257         DeleteBrushFromCursor();
9258     }
9259   }
9260   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9261   {
9262     int element = EL_EMPTY;
9263
9264     if (id == GADGET_ID_AMOEBA_CONTENT)
9265       element = level.amoeba_content;
9266     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9267       element = custom_element.gfx_element;
9268     else if (id == GADGET_ID_CUSTOM_CONTENT)
9269       element = custom_element.content[sx][sy];
9270     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9271       element = custom_element.move_enter_element;
9272     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9273       element = custom_element.move_leave_element;
9274     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9275       element = custom_element_change.target_element;
9276     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9277       element = custom_element_change.target_content[sx][sy];
9278     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9279       element = custom_element_change.trigger_element;
9280     else if (id == GADGET_ID_GROUP_CONTENT)
9281       element = group_element_info.element[sx];
9282     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9283       element = random_placement_background_element;
9284     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9285              id <= GADGET_ID_YAMYAM_CONTENT_7)
9286       element = level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0][sx][sy];
9287     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9288              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9289       element = level.ball_content[id -GADGET_ID_MAGIC_BALL_CONTENT_0][sx][sy];
9290
9291     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9292   }
9293   else
9294   {
9295     if (id == GADGET_ID_AMOEBA_CONTENT)
9296       strcpy(infotext, "Amoeba content");
9297     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9298       strcpy(infotext, "Custom graphic element");
9299     else if (id == GADGET_ID_CUSTOM_CONTENT)
9300       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9301     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9302       strcpy(infotext, "Element that can be digged/collected");
9303     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9304       strcpy(infotext, "Element that will be left behind");
9305     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9306       strcpy(infotext, "New element after change");
9307     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9308       strcpy(infotext, "New extended elements after change");
9309     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9310       strcpy(infotext, "Other element triggering change");
9311     else if (id == GADGET_ID_GROUP_CONTENT)
9312       sprintf(infotext, "Group element position: %d", sx + 1);
9313     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9314       strcpy(infotext, "Random placement background");
9315     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9316              id <= GADGET_ID_YAMYAM_CONTENT_7)
9317       sprintf(infotext, "Content area %d position: %d, %d",
9318               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9319     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9320              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9321       sprintf(infotext, "Content area %d position: %d, %d",
9322               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9323   }
9324
9325   infotext[max_infotext_len] = '\0';
9326
9327   if (strlen(infotext) > 0)
9328     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9329 }
9330
9331 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9332 {
9333   if (!ask_if_level_has_changed ||
9334       !LevelChanged() ||
9335       Request("Level has changed ! Exit without saving ?",
9336               REQ_ASK | REQ_STAY_OPEN))
9337   {
9338 #if 1
9339     CloseDoor(DOOR_CLOSE_1);
9340     SetDoorState(DOOR_CLOSE_2);
9341 #else
9342     CloseDoor(DOOR_CLOSE_ALL);
9343 #endif
9344     game_status = GAME_MODE_MAIN;
9345     DrawMainMenu();
9346   }
9347   else
9348   {
9349     CloseDoor(DOOR_CLOSE_1);
9350     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9351   }
9352 }