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_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 22)
 478 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 23)
 479
 480 /* textbutton identifiers */
 481 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 24)
 482
 483 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 484 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 485 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 486 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 487 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 488 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 489 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 490 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 491
 492 /* graphicbutton identifiers */
 493 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 494
 495 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 496 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 497 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 498 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 499
 500 /* gadgets for scrolling of drawing area */
 501 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 502
 503 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 504 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 505 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 506 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 507 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 508 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 509
 510 /* gadgets for scrolling element list */
 511 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 512
 513 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 514 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 515 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 516
 517 /* checkbuttons/radiobuttons for level/element properties */
 518 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 519
 520 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 521 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 522 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 523 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 3)
 524 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 4)
 525 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 5)
 526 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 527 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 7)
 528 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 8)
 529 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 9)
 530 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 10)
 531 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 532 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 12)
 533 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 534 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 535 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 15)
 536 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 16)
 537 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 538 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 539 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 19)
 540 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 541 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 21)
 542 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 22)
 543 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 23)
 544 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 24)
 545 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 25)
 546 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 547 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 548 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 549 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 550 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 551 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 552 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 32)
 553 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 33)
 554 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 34)
 555 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 35)
 556 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 36)
 557 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 37)
 558 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 38)
 559
 560 /* gadgets for buttons in element list */
 561 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 39)
 562 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 563                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 564
 565 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 566
 567 /* radio button numbers */
 568 #define RADIO_NR_NONE                   0
 569 #define RADIO_NR_DRAWING_TOOLBOX        1
 570 #define RADIO_NR_RANDOM_ELEMENTS        2
 571
 572 /* values for counter gadgets */
 573 #define ED_COUNTER_ID_SELECT_LEVEL      0
 574 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 575 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 576 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 577 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 578 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 579 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 580 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 581 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 582 #define ED_COUNTER_ID_YAMYAM_CONTENT    9
 583 #define ED_COUNTER_ID_ENVELOPE_XSIZE    10
 584 #define ED_COUNTER_ID_ENVELOPE_YSIZE    11
 585 #define ED_COUNTER_ID_CUSTOM_SCORE      12
 586 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   13
 587 #define ED_COUNTER_ID_PUSH_DELAY_FIX    14
 588 #define ED_COUNTER_ID_PUSH_DELAY_RND    15
 589 #define ED_COUNTER_ID_DROP_DELAY_FIX    16
 590 #define ED_COUNTER_ID_DROP_DELAY_RND    17
 591 #define ED_COUNTER_ID_MOVE_DELAY_FIX    18
 592 #define ED_COUNTER_ID_MOVE_DELAY_RND    19
 593 #define ED_COUNTER_ID_EXPLOSION_DELAY   20
 594 #define ED_COUNTER_ID_IGNITION_DELAY    21
 595 #define ED_COUNTER_ID_GROUP_CONTENT     22
 596 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  23
 597 #define ED_COUNTER_ID_CHANGE_DELAY_RND  24
 598 #define ED_COUNTER_ID_CHANGE_CONT_RND   25
 599
 600 #define ED_NUM_COUNTERBUTTONS           26
 601
 602 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 603 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 604
 605 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 606 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 607 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 608 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 609 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 610 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 611
 612 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 613 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 614
 615 /* values for scrollbutton gadgets */
 616 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 617 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 618 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 619 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 620 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 621 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 622
 623 #define ED_NUM_SCROLLBUTTONS            6
 624
 625 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 626 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 627
 628 /* values for scrollbar gadgets */
 629 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 630 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 631 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 632
 633 #define ED_NUM_SCROLLBARS               3
 634
 635 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 636 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 637
 638 /* values for text input gadgets */
 639 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 640 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 641 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 642
 643 #define ED_NUM_TEXTINPUT                3
 644
 645 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 646 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 647
 648 /* values for text area gadgets */
 649 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 650
 651 #define ED_NUM_TEXTAREAS                        1
 652
 653 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 654 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 655
 656 /* values for selectbox gadgets */
 657 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 658 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 659 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      2
 660 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     3
 661 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 4
 662 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 5
 663 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   6
 664 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     7
 665 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   8
 666 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    9
 667 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  10
 668 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    11
 669 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    12
 670 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       13
 671 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   14
 672 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       15
 673 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    16
 674 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     17
 675 #define ED_SELECTBOX_ID_CHANGE_SIDE             18
 676 #define ED_SELECTBOX_ID_CHANGE_PLAYER           19
 677 #define ED_SELECTBOX_ID_CHANGE_PAGE             20
 678 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     21
 679 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      22
 680 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       23
 681
 682 #define ED_NUM_SELECTBOX                        24
 683
 684 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 685 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_GAME_ENGINE_TYPE
 686
 687 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 688 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 689 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 690 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 691 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 692 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 693
 694 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 695 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 696
 697 /* values for textbutton gadgets */
 698 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 699 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 700 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 701 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 702 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 703 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 704 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 705 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 706
 707 #define ED_NUM_TEXTBUTTONS                      8
 708
 709 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 710 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 711
 712 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 713 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 714
 715 /* values for graphicbutton gadgets */
 716 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 717 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 718 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 719 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 720
 721 #define ED_NUM_GRAPHICBUTTONS                   4
 722
 723 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 724 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 725
 726 /* values for checkbutton gadgets */
 727 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 728 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 729 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 730 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 731 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 732 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    5
 733 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          6
 734 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      7
 735 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   8
 736 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    9
 737 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  10
 738 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    11
 739 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    12
 740 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     13
 741 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    14
 742 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   15
 743 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     16
 744 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 17
 745 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 18
 746 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 19
 747 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       20
 748 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       21
 749 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      22
 750 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       23
 751 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         24
 752 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    25
 753 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   26
 754 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  27
 755 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 28
 756 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     29
 757 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          30
 758 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  31
 759 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   32
 760 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  33
 761 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    34
 762 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  35
 763 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     36
 764
 765 #define ED_NUM_CHECKBUTTONS                     37
 766
 767 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 768 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 769
 770 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 771 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 772 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 773 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 774 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 775 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 776
 777 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 778 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM
 779
 780 /* values for radiobutton gadgets */
 781 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 782 #define ED_RADIOBUTTON_ID_QUANTITY      1
 783
 784 #define ED_NUM_RADIOBUTTONS             2
 785
 786 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 787 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 788
 789 /* values for drawing area gadgets */
 790 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 791 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 792 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 793 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 794 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 795 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 796 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 797 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 798 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 799 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 800 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 801 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 802 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 803 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 804 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 805 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 806 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 807 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 808 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            18
 809 #define ED_DRAWING_ID_CUSTOM_CONTENT            19
 810 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         20
 811 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         21
 812 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      22
 813 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     23
 814 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     24
 815 #define ED_DRAWING_ID_GROUP_CONTENT             25
 816 #define ED_DRAWING_ID_RANDOM_BACKGROUND         26
 817
 818 #define ED_NUM_DRAWING_AREAS                    27
 819
 820
 821 /*
 822   -----------------------------------------------------------------------------
 823   some internally used definitions
 824   -----------------------------------------------------------------------------
 825 */
 826
 827 /* values for CopyLevelToUndoBuffer() */
 828 #define UNDO_IMMEDIATE                  0
 829 #define UNDO_ACCUMULATE                 1
 830
 831 /* values for scrollbars */
 832 #define ED_SCROLL_NO                    0
 833 #define ED_SCROLL_LEFT                  1
 834 #define ED_SCROLL_RIGHT                 2
 835 #define ED_SCROLL_UP                    4
 836 #define ED_SCROLL_DOWN                  8
 837
 838 /* screens in the level editor */
 839 #define ED_MODE_DRAWING                 0
 840 #define ED_MODE_INFO                    1
 841 #define ED_MODE_PROPERTIES              2
 842
 843 /* sub-screens in the element properties section */
 844 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 845 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 846 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 847 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 848 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 849
 850 /* how many steps can be cancelled */
 851 #define NUM_UNDO_STEPS                  (10 + 1)
 852
 853 /* values for elements with score for certain actions */
 854 #define MIN_SCORE                       0
 855 #define MAX_SCORE                       255
 856
 857 /* values for elements with count for collecting */
 858 #define MIN_COLLECT_COUNT               0
 859 #define MAX_COLLECT_COUNT               100
 860
 861 /* values for random placement */
 862 #define RANDOM_USE_PERCENTAGE           0
 863 #define RANDOM_USE_QUANTITY             1
 864
 865 /* maximal size of level editor drawing area */
 866 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 867 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 868
 869
 870 /*
 871   -----------------------------------------------------------------------------
 872   some internally used data structure definitions
 873   -----------------------------------------------------------------------------
 874 */
 875
 876 static struct
 877 {
 878   char shortcut;
 879   char *text;
 880 } control_info[ED_NUM_CTRL_BUTTONS] =
 881 {
 882   /* note: some additional characters are already reserved for "cheat mode"
 883      shortcuts (":XYZ" style) -- for details, see "events.c" */
 884
 885   { 's',        "draw single items"                     },
 886   { 'd',        "draw connected items"                  },
 887   { 'l',        "draw lines"                            },
 888   { 'a',        "draw arcs"                             },
 889   { 'r',        "draw outline rectangles"               },
 890   { 'R',        "draw filled rectangles"                },
 891   { '\0',       "wrap (rotate) level up"                },
 892   { 't',        "enter text elements"                   },
 893   { 'f',        "flood fill"                            },
 894   { '\0',       "wrap (rotate) level left"              },
 895   { '?',        "properties of drawing element"         },
 896   { '\0',       "wrap (rotate) level right"             },
 897   { '\0',       "random element placement"              },
 898   { 'b',        "grab brush"                            },
 899   { '\0',       "wrap (rotate) level down"              },
 900   { ',',        "pick drawing element"                  },
 901
 902   { 'U',        "undo last operation"                   },
 903   { 'I',        "level properties"                      },
 904   { 'S',        "save level"                            },
 905   { 'C',        "clear level"                           },
 906   { 'T',        "test level"                            },
 907   { 'E',        "exit level editor"                     },
 908
 909   { '\0',       "copy settings from other element"      },
 910   { '\0',       "copy settings to other element"        },
 911   { '\0',       "exchange element with other element"   },
 912
 913   { '\0',       "copy settings from this element"       },
 914   { '\0',       "paste settings to this element"        },
 915 };
 916
 917 static int random_placement_value = 10;
 918 static int random_placement_method = RANDOM_USE_QUANTITY;
 919 static int random_placement_background_element = EL_SAND;
 920 static boolean random_placement_background_restricted = FALSE;
 921 static boolean stick_element_properties_window = FALSE;
 922 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 923 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 924 static struct ElementChangeInfo custom_element_change;
 925 static struct ElementGroupInfo group_element_info;
 926 static struct ElementInfo custom_element;
 927
 928 static struct
 929 {
 930   int x, y;
 931   int min_value, max_value;
 932   int gadget_id_down, gadget_id_up;
 933   int gadget_id_text;
 934   int gadget_id_align;
 935   int *value;
 936   char *text_above, *text_left, *text_right;
 937 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 938 {
 939   /* ---------- current level number --------------------------------------- */
 940
 941   {
 942     DX + 5 - SX,                        DY + 3 - SY,
 943     1,                                  100,
 944     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 945     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 946     &level_nr,
 947     NULL,                               NULL, NULL
 948   },
 949
 950   /* ---------- level and editor settings ---------------------------------- */
 951
 952   {
 953     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 954     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 955     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 956     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 957     &level.fieldx,
 958     "playfield size:",                  NULL, "width",
 959   },
 960   {
 961     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
 962     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 963     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 964     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 965     &level.fieldy,
 966     NULL,                               " ", "height",
 967   },
 968   {
 969     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
 970     0,                                  999,
 971     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 972     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 973     &level.gems_needed,
 974     NULL, "number of gems to collect:", NULL
 975   },
 976   {
 977     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
 978     0,                                  9999,
 979     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 980     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 981     &level.time,
 982     "time or step limit to solve level:", NULL, NULL
 983   },
 984   {
 985     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
 986     0,                                  255,
 987     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 988     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 989     &level.score[SC_TIME_BONUS],
 990     "score for each 10 sec/steps left:", NULL, NULL
 991   },
 992   {
 993     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
 994     1,                                  100,
 995     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
 996     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
 997     &random_placement_value,
 998     "random element placement:",        NULL, "in"
 999   },
1000
1001   /* ---------- element settings: configure (various elements) ------------- */
1002
1003   {
1004     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1005     MIN_SCORE,                          MAX_SCORE,
1006     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1007     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1008     NULL,                               /* will be set when used */
1009     NULL,                               NULL, NULL
1010   },
1011   {
1012     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1013     MIN_SCORE,                          MAX_SCORE,
1014     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1015     GADGET_ID_ELEMENT_VALUE2_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(3),
1021     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1022     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1023     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1024     &level.num_yamyam_contents,
1025     NULL,                               NULL, "number of content areas"
1026   },
1027   {
1028     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1029     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1030     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1031     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1032     NULL,
1033     NULL,                               NULL, "width",
1034   },
1035   {
1036     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1037     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1038     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1039     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1040     NULL,
1041     NULL,                               " ", "height",
1042   },
1043
1044   /* ---------- element settings: configure 1 (custom elements) ------------ */
1045
1046   {
1047     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1048     MIN_SCORE,                          MAX_SCORE,
1049     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1050     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1051     &custom_element.collect_score,
1052     NULL,                               "score", " "
1053   },
1054   {
1055     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1056     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1057     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1058     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1059     &custom_element.collect_count,
1060     NULL,                               "count", NULL
1061   },
1062   {
1063     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1064     0,                                  255,
1065     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1066     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1067     &custom_element.push_delay_fixed,
1068     NULL,                               "push delay", NULL
1069   },
1070   {
1071     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1072     0,                                  255,
1073     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1074     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1075     &custom_element.push_delay_random,
1076     NULL,                               "+random", NULL
1077   },
1078   {
1079     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1080     0,                                  255,
1081     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1082     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1083     &custom_element.drop_delay_fixed,
1084     NULL,                               "drop delay", NULL
1085   },
1086   {
1087     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1088     0,                                  255,
1089     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1090     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1091     &custom_element.drop_delay_random,
1092     NULL,                               "+random", NULL
1093   },
1094
1095   /* ---------- element settings: configure 2 (custom elements) ------------ */
1096
1097   {
1098     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1099     0,                                  999,
1100     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1101     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1102     &custom_element.move_delay_fixed,
1103     NULL,                               "move delay", NULL
1104   },
1105   {
1106     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1107     0,                                  999,
1108     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1109     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1110     &custom_element.move_delay_random,
1111     NULL,                               "+random", NULL
1112   },
1113   {
1114     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1115     0,                                  255,
1116     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1117     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1118     &custom_element.explosion_delay,
1119     NULL,                               "explosion delay", NULL
1120   },
1121   {
1122     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1123     0,                                  255,
1124     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1125     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1126     &custom_element.ignition_delay,
1127     NULL,                               "ignition delay", "(by fire)"
1128   },
1129
1130   /* ---------- element settings: configure (group elements) --------------- */
1131
1132   {
1133     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1134     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1135     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1136     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1137     &group_element_info.num_elements,
1138     NULL,                               NULL, "number of elements in group"
1139   },
1140
1141   /* ---------- element settings: advanced (custom elements) --------------- */
1142
1143   {
1144     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1145     0,                                  999,
1146     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1147     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1148     &custom_element_change.delay_fixed,
1149     NULL,                               "delay", NULL,
1150   },
1151   {
1152     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1153     0,                                  999,
1154     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1155     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1156     &custom_element_change.delay_random,
1157     NULL,                               "+random", NULL
1158   },
1159   {
1160     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1161     0,                                  100,
1162     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1163     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1164     &custom_element_change.random_percentage,
1165     NULL,                               "use random replace:", "%"
1166   },
1167 };
1168
1169 static struct
1170 {
1171   int x, y;
1172   int gadget_id;
1173   int size;
1174   char *value;
1175   char *text_above, *infotext;
1176 } textinput_info[ED_NUM_TEXTINPUT] =
1177 {
1178   {
1179     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1180     GADGET_ID_LEVEL_NAME,
1181     MAX_LEVEL_NAME_LEN,
1182     level.name,
1183     "Title:", "Title"
1184   },
1185   {
1186     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1187     GADGET_ID_LEVEL_AUTHOR,
1188     MAX_LEVEL_AUTHOR_LEN,
1189     level.author,
1190     "Author:", "Author"
1191   },
1192   {
1193     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1194     GADGET_ID_ELEMENT_NAME,
1195     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1196     custom_element.description,
1197     NULL, "Element name"
1198   }
1199 };
1200
1201 static struct
1202 {
1203   int x, y;
1204   int gadget_id;
1205   int xsize, ysize;
1206   char *value;
1207   char *text_above, *infotext;
1208 } textarea_info[ED_NUM_TEXTAREAS] =
1209 {
1210   {
1211     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1212     GADGET_ID_ENVELOPE_INFO,
1213     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1214     NULL,
1215     "Envelope Info:", "Envelope Info"
1216   }
1217 };
1218
1219 static struct ValueTextInfo options_time_or_steps[] =
1220 {
1221   { 0,                          "seconds"                       },
1222   { 1,                          "steps"                         },
1223
1224   { -1,                         NULL                            }
1225 };
1226
1227 static struct ValueTextInfo options_game_engine_type[] =
1228 {
1229   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1230   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1231
1232   { -1,                         NULL                            }
1233 };
1234
1235 static struct ValueTextInfo options_access_type[] =
1236 {
1237   { EP_WALKABLE,                "walkable"                      },
1238   { EP_PASSABLE,                "passable"                      },
1239
1240   { -1,                         NULL                            }
1241 };
1242
1243 static struct ValueTextInfo options_access_layer[] =
1244 {
1245   { EP_ACCESSIBLE_OVER,         "over"                          },
1246   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1247   { EP_ACCESSIBLE_UNDER,        "under"                         },
1248
1249   { -1,                         NULL                            }
1250 };
1251
1252 static struct ValueTextInfo options_access_protected[] =
1253 {
1254   { 0,                          "unprotected"                   },
1255   { 1,                          "protected"                     },
1256
1257   { -1,                         NULL                            }
1258 };
1259
1260 static struct ValueTextInfo options_access_direction[] =
1261 {
1262   { MV_NO_DIRECTIONS,           "no direction"                  },
1263   { MV_LEFT,                    "left"                          },
1264   { MV_RIGHT,                   "right"                         },
1265   { MV_UP,                      "up"                            },
1266   { MV_DOWN,                    "down"                          },
1267   { MV_LEFT  | MV_UP,           "left + up"                     },
1268   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1269   { MV_RIGHT | MV_UP,           "right + up"                    },
1270   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1271   { MV_HORIZONTAL,              "horizontal"                    },
1272   { MV_VERTICAL,                "vertical"                      },
1273   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1274   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1275   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1276   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1277   { MV_ALL_DIRECTIONS,          "all directions"                },
1278
1279   { -1,                         NULL                            }
1280 };
1281
1282 static struct ValueTextInfo options_walk_to_action[] =
1283 {
1284   { EP_DIGGABLE,                "diggable"                      },
1285   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1286   { EP_DROPPABLE,               "collectible & droppable"       },
1287   { EP_THROWABLE,               "collectible & throwable"       },
1288   { EP_PUSHABLE,                "pushable"                      },
1289
1290   { -1,                         NULL                            }
1291 };
1292
1293 static struct ValueTextInfo options_move_pattern[] =
1294 {
1295   { MV_LEFT,                    "left"                          },
1296   { MV_RIGHT,                   "right"                         },
1297   { MV_UP,                      "up"                            },
1298   { MV_DOWN,                    "down"                          },
1299   { MV_HORIZONTAL,              "horizontal"                    },
1300   { MV_VERTICAL,                "vertical"                      },
1301   { MV_ALL_DIRECTIONS,          "all directions"                },
1302   { MV_TOWARDS_PLAYER,          "towards player"                },
1303   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1304   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1305   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1306   { MV_TURNING_LEFT,            "turning left"                  },
1307   { MV_TURNING_RIGHT,           "turning right"                 },
1308   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1309   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1310   { MV_TURNING_RANDOM,          "turning random"                },
1311   { MV_MAZE_RUNNER,             "maze runner style"             },
1312   { MV_MAZE_HUNTER,             "maze hunter style"             },
1313   { MV_WHEN_PUSHED,             "when pushed"                   },
1314   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1315
1316   { -1,                         NULL                            }
1317 };
1318
1319 static struct ValueTextInfo options_move_direction[] =
1320 {
1321   { MV_START_AUTOMATIC,         "automatic"                     },
1322   { MV_START_LEFT,              "left"                          },
1323   { MV_START_RIGHT,             "right"                         },
1324   { MV_START_UP,                "up"                            },
1325   { MV_START_DOWN,              "down"                          },
1326   { MV_START_RANDOM,            "random"                        },
1327   { MV_START_PREVIOUS,          "previous"                      },
1328
1329   { -1,                         NULL                            }
1330 };
1331
1332 static struct ValueTextInfo options_move_stepsize[] =
1333 {
1334   { 0,                          "not moving"                    },
1335   { 1,                          "very slow"                     },
1336   { 2,                          "slow"                          },
1337   { 4,                          "normal"                        },
1338   { 8,                          "fast"                          },
1339   { 16,                         "very fast"                     },
1340 #if 1
1341   { 32,                         "even faster"                   },
1342 #endif
1343
1344   { -1,                         NULL                            }
1345 };
1346
1347 static struct ValueTextInfo options_move_leave_type[] =
1348 {
1349   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1350   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1351
1352   { -1,                         NULL                            }
1353 };
1354
1355 static struct ValueTextInfo options_smash_targets[] =
1356 {
1357   { EP_CAN_SMASH_PLAYER,        "player"                        },
1358 #if 0
1359   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1360 #endif
1361   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1362
1363   { -1,                         NULL                            }
1364 };
1365
1366 static struct ValueTextInfo options_slippery_type[] =
1367 {
1368   { SLIPPERY_ANY_RANDOM,        "random"                        },
1369   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1370   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1371   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1372   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1373
1374   { -1,                         NULL                            }
1375 };
1376
1377 static struct ValueTextInfo options_deadliness[] =
1378 {
1379   { EP_DONT_RUN_INTO,           "running into"                  },
1380   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1381   { EP_DONT_TOUCH,              "touching"                      },
1382
1383   { -1,                         NULL                            }
1384 };
1385
1386 static struct ValueTextInfo options_explosion_type[] =
1387 {
1388   { EXPLODES_3X3,               "3x3"                           },
1389   { EXPLODES_CROSS,             "3+3"                           },
1390   { EXPLODES_1X1,               "1x1"                           },
1391 #if 0
1392   { EP_INDESTRUCTIBLE,          "indestructible"                },
1393 #endif
1394
1395   { -1,                         NULL                            }
1396 };
1397
1398 static struct ValueTextInfo options_time_units[] =
1399 {
1400   { 1,                          "frames"                        },
1401   { FRAMES_PER_SECOND,          "seconds"                       },
1402
1403   { -1,                         NULL                            }
1404 };
1405
1406 static struct ValueTextInfo options_change_direct_action[] =
1407 {
1408   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1409   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1410   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1411   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1412   { CE_LEFT_BY_PLAYER,          "left by player"                },
1413   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1414   { CE_SWITCHED,                "switched"                      },
1415 #if 1
1416   { CE_HITTING_SOMETHING,       "hitting something"             },
1417   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1418 #else
1419   { CE_HITTING_SOMETHING,       "collision"                     },
1420 #endif
1421
1422 #if 0
1423   { CE_BLOCKED,                 "blocked"                       },
1424 #endif
1425
1426   { CE_IMPACT,                  "impact (on something)"         },
1427   { CE_SMASHED,                 "smashed (from above)"          },
1428
1429   { -1,                         NULL                            }
1430 };
1431
1432 static struct ValueTextInfo options_change_other_action[] =
1433 {
1434   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1435   { CE_PLAYER_PRESSES_X,        "player presses"                },
1436   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1437   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1438   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1439   { CE_PLAYER_DIGS_X,           "player digs"                   },
1440   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1441   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1442   { CE_TOUCHING_X,              "touching"                      },
1443 #if 1
1444   { CE_HITTING_X,               "hitting"                       },
1445   { CE_HIT_BY_X,                "hit by"                        },
1446 #endif
1447   { CE_SWITCH_OF_X,             "switch of"                     },
1448   { CE_CHANGE_OF_X,             "change by page of"             },
1449   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1450
1451   { -1,                         NULL                            }
1452 };
1453
1454 static struct ValueTextInfo options_change_trigger_side[] =
1455 {
1456   { CH_SIDE_LEFT,               "left"                          },
1457   { CH_SIDE_RIGHT,              "right"                         },
1458   { CH_SIDE_TOP,                "top"                           },
1459   { CH_SIDE_BOTTOM,             "bottom"                        },
1460   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1461   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1462   { CH_SIDE_ANY,                "any"                           },
1463
1464   { -1,                         NULL                            }
1465 };
1466
1467 static struct ValueTextInfo options_change_trigger_player[] =
1468 {
1469   { CH_PLAYER_1,                "1"                             },
1470   { CH_PLAYER_2,                "2"                             },
1471   { CH_PLAYER_3,                "3"                             },
1472   { CH_PLAYER_4,                "4"                             },
1473   { CH_PLAYER_ANY,              "any"                           },
1474
1475   { -1,                         NULL                            }
1476 };
1477
1478 static struct ValueTextInfo options_change_trigger_page[] =
1479 {
1480   { (1 << 0),                   "1"                             },
1481   { (1 << 1),                   "2"                             },
1482   { (1 << 2),                   "3"                             },
1483   { (1 << 3),                   "4"                             },
1484   { (1 << 4),                   "5"                             },
1485   { (1 << 5),                   "6"                             },
1486   { (1 << 6),                   "7"                             },
1487   { (1 << 7),                   "8"                             },
1488   { (1 << 8),                   "9"                             },
1489   { (1 << 9),                   "10"                            },
1490   { (1 << 10),                  "11"                            },
1491   { (1 << 11),                  "12"                            },
1492   { (1 << 12),                  "13"                            },
1493   { (1 << 13),                  "14"                            },
1494   { (1 << 14),                  "15"                            },
1495   { (1 << 15),                  "16"                            },
1496   { (1 << 16),                  "17"                            },
1497   { (1 << 17),                  "18"                            },
1498   { (1 << 18),                  "19"                            },
1499   { (1 << 19),                  "20"                            },
1500   { (1 << 20),                  "21"                            },
1501   { (1 << 21),                  "22"                            },
1502   { (1 << 22),                  "23"                            },
1503   { (1 << 23),                  "24"                            },
1504   { (1 << 24),                  "25"                            },
1505   { (1 << 25),                  "26"                            },
1506   { (1 << 26),                  "27"                            },
1507   { (1 << 27),                  "28"                            },
1508   { (1 << 28),                  "29"                            },
1509   { (1 << 29),                  "30"                            },
1510   { (1 << 30),                  "31"                            },
1511   { (1 << 31),                  "32"                            },
1512   { CH_PAGE_ANY,                "any"                           },
1513
1514   { -1,                         NULL                            }
1515 };
1516
1517 static struct ValueTextInfo options_change_replace_when[] =
1518 {
1519   { CP_WHEN_EMPTY,              "empty"                         },
1520   { CP_WHEN_WALKABLE,           "walkable"                      },
1521   { CP_WHEN_DIGGABLE,           "diggable"                      },
1522   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1523   { CP_WHEN_REMOVABLE,          "removable"                     },
1524   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1525
1526   { -1,                         NULL                            }
1527 };
1528
1529 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1530 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1531 {
1532   { -1,                         NULL                            }
1533 };
1534
1535 static struct ValueTextInfo options_group_choice_mode[] =
1536 {
1537   { ANIM_RANDOM,                "random"                        },
1538   { ANIM_LOOP,                  "loop"                          },
1539   { ANIM_LINEAR,                "linear"                        },
1540   { ANIM_PINGPONG,              "pingpong"                      },
1541   { ANIM_PINGPONG2,             "pingpong 2"                    },
1542
1543   { -1,                         NULL                            }
1544 };
1545
1546 static struct
1547 {
1548   int x, y;
1549   int gadget_id;
1550   int gadget_id_align;
1551   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1552   struct ValueTextInfo *options;
1553   int *value;
1554   char *text_left, *text_right, *infotext;
1555 } selectbox_info[ED_NUM_SELECTBOX] =
1556 {
1557   /* ---------- level and editor settings ---------------------------------- */
1558
1559   {
1560     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1561     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1562     -1,
1563     options_time_or_steps,
1564     &level.use_step_counter,
1565     NULL, "(0 => no limit)",            "time or step limit"
1566   },
1567   {
1568     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1569     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1570     -1,
1571     options_game_engine_type,
1572     &level.game_engine_type,
1573     "game engine:", NULL,               "game engine"
1574   },
1575
1576   /* ---------- element settings: configure 1 (custom elements) ----------- */
1577
1578   {
1579     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1580     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1581     -1,
1582     options_access_type,
1583     &custom_element.access_type,
1584     NULL, NULL,                         "type of access to this field"
1585   },
1586   {
1587     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1588     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1589     -1,
1590     options_access_layer,
1591     &custom_element.access_layer,
1592     NULL, NULL,                         "layer of access for this field"
1593   },
1594   {
1595     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1596     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1597     -1,
1598     options_access_protected,
1599     &custom_element.access_protected,
1600     NULL, NULL,                         "protected access for this field"
1601   },
1602   {
1603     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1604     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1605     -1,
1606     options_access_direction,
1607     &custom_element.access_direction,
1608     "from", NULL,                       "access direction for this field"
1609   },
1610   {
1611     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1612     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1613     -1,
1614     options_walk_to_action,
1615     &custom_element.walk_to_action,
1616     NULL, NULL,                         "diggable/collectible/pushable"
1617   },
1618
1619   /* ---------- element settings: configure 2 (custom elements) ----------- */
1620
1621   {
1622     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1623     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1624     -1,
1625     options_move_pattern,
1626     &custom_element.move_pattern,
1627     "can move", NULL,                   "element move pattern"
1628   },
1629   {
1630     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1631     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1632     -1,
1633     options_move_direction,
1634     &custom_element.move_direction_initial,
1635     "starts moving", NULL,              "initial element move direction"
1636   },
1637   {
1638     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1639     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1640     -1,
1641     options_move_stepsize,
1642     &custom_element.move_stepsize,
1643     "move/fall speed", NULL,            "speed of element movement"
1644   },
1645   {
1646     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1647     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1648     -1,
1649     options_move_leave_type,
1650     &custom_element.move_leave_type,
1651     "can dig:    can", ":",             "leave behind or change element"
1652   },
1653   {
1654     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1655     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1656     -1,
1657     options_smash_targets,
1658     &custom_element.smash_targets,
1659     "can smash", NULL,                  "elements that can be smashed"
1660   },
1661   {
1662     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1663     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1664     -1,
1665     options_slippery_type,
1666     &custom_element.slippery_type,
1667     "slippery", NULL,                   "where other elements fall down"
1668   },
1669   {
1670     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
1671     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1672     -1,
1673     options_deadliness,
1674     &custom_element.deadliness,
1675     "deadly when", NULL,                "deadliness of element"
1676   },
1677   {
1678     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
1679     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1680     -1,
1681     options_explosion_type,
1682     &custom_element.explosion_type,
1683     "can explode", NULL,                "explosion type"
1684   },
1685
1686   /* ---------- element settings: advanced (custom elements) --------------- */
1687
1688   {
1689     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
1690     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1691     -1,
1692     options_time_units,
1693     &custom_element_change.delay_frames,
1694     "delay time given in", NULL,        "delay time units for change"
1695   },
1696   {
1697     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
1698     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1699     -1,
1700     options_change_direct_action,
1701     &custom_element_change.direct_action,
1702     NULL, NULL,                         "type of direct action"
1703   },
1704   {
1705     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
1706     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1707     -1,
1708     options_change_other_action,
1709     &custom_element_change.other_action,
1710     NULL, "element:",                   "type of other element action"
1711   },
1712   {
1713     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
1714     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1715     -1,
1716     options_change_trigger_side,
1717     &custom_element_change.trigger_side,
1718     "at", "side",                       "element side that causes change"
1719   },
1720   {
1721     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1722     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1723     -1,
1724     options_change_trigger_player,
1725     &custom_element_change.trigger_player,
1726     "player:", " ",                     "player that causes change"
1727   },
1728   {
1729     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1730     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1731     -1,
1732     options_change_trigger_page,
1733     &custom_element_change.trigger_page,
1734     "page:", NULL,                      "change page that causes change"
1735   },
1736   {
1737     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
1738     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
1739     -1,
1740     options_change_replace_when,
1741     &custom_element_change.replace_when,
1742     "replace when", NULL,               "which elements can be replaced"
1743   },
1744   {
1745     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
1746     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1747     3,
1748     options_change_page,
1749     &custom_element.current_change_page,
1750     NULL, NULL,                         "element change page"
1751   },
1752
1753   /* ---------- element settings: configure (group elements) --------------- */
1754
1755   {
1756     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
1757     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1758     -1,
1759     options_group_choice_mode,
1760     &group_element_info.choice_mode,
1761     "choice type:", NULL,               "type of group element choice"
1762   },
1763 };
1764
1765 static struct
1766 {
1767   int x, y;
1768   int gadget_id;
1769   int gadget_id_align;
1770   int size;
1771   char *text;
1772   char *text_left, *text_right, *infotext;
1773 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1774 {
1775 #if 1
1776   {
1777     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1778     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1779     8,                                  "Info",
1780     NULL, NULL,                         "Show information about element"
1781   },
1782   {
1783     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1784     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1785     8,                                  "Config",
1786     NULL, NULL,                         "Configure element properties"
1787   },
1788   {
1789     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1790     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1791     8,                                  "Config 1",
1792     NULL, NULL,                         "Configure custom element properties"
1793   },
1794   {
1795     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
1796     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1797     8,                                  "Config 2",
1798     NULL, NULL,                         "Configure custom element properties"
1799   },
1800   {
1801     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
1802     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1803     8,                                  "Change",
1804     NULL, NULL,                         "Custom element change configuration"
1805   },
1806 #else
1807   {
1808     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1809     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1810     11,                                 "Information",
1811     NULL, NULL,                         "Show information about element"
1812   },
1813   {
1814     ED_ELEMENT_SETTINGS_XPOS(0) + 166,  ED_COUNTER_YPOS(1),
1815     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1816     11,                                 "Configure",
1817     NULL, NULL,                         "Configure element properties"
1818   },
1819   {
1820     ED_ELEMENT_SETTINGS_XPOS(0) + 332,  ED_COUNTER_YPOS(1),
1821     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1822     11,                                 "Advanced",
1823     NULL, NULL,                         "Advanced element configuration"
1824   },
1825 #endif
1826   {
1827     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1828     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1829     -1,                                 "Save",
1830     " ", "As Template",                 "Save current settings as new template"
1831   },
1832   {
1833     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1834     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
1835     -1,                                 "New",
1836     NULL, NULL,                         "Add new change page"
1837   },
1838   {
1839     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1840     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1841     -1,                                 "Delete",
1842     NULL, NULL,                         "Delete current change page"
1843   },
1844 };
1845
1846 static struct
1847 {
1848   int gd_x, gd_y;
1849   int x, y;
1850   int width, height;
1851   int gadget_id;
1852   int gadget_id_align;
1853   char *text_left, *text_right, *infotext;
1854 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1855 {
1856   {
1857     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1858     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
1859     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1860     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1861     NULL, NULL,                         "select previous change page"
1862   },
1863   {
1864     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1865     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1866     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1867     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1868     NULL, "change page",                "select next change page"
1869   },
1870   {
1871     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
1872     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1873     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1874     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
1875     " ", NULL,                          "copy settings from this change page"
1876   },
1877   {
1878     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
1879     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1880     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1881     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
1882     NULL, NULL,                         "paste settings to this change page"
1883   },
1884 };
1885
1886 static struct
1887 {
1888   int gd_x, gd_y;
1889   int x, y;
1890   int gadget_id;
1891   char *infotext;
1892 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1893 {
1894   {
1895     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1896     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1897     GADGET_ID_SCROLL_UP,
1898     "scroll level editing area up"
1899   },
1900   {
1901     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1902     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1903     GADGET_ID_SCROLL_DOWN,
1904     "scroll level editing area down"
1905   },
1906   {
1907     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1908     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1909     GADGET_ID_SCROLL_LEFT,
1910     "scroll level editing area left"
1911   },
1912   {
1913     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1914     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1915     GADGET_ID_SCROLL_RIGHT,
1916     "scroll level editing area right"
1917   },
1918   {
1919     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1920     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1921     GADGET_ID_SCROLL_LIST_UP,
1922     "scroll element list up ('Page Up')"
1923   },
1924   {
1925     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
1926     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
1927     GADGET_ID_SCROLL_LIST_DOWN,
1928     "scroll element list down ('Page Down')"
1929   },
1930 };
1931
1932 static struct
1933 {
1934   int gd_x, gd_y;
1935   int x, y;
1936   int width, height;
1937   int type;
1938   int gadget_id;
1939   char *infotext;
1940 } scrollbar_info[ED_NUM_SCROLLBARS] =
1941 {
1942   {
1943     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1944     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
1945     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
1946     GD_TYPE_SCROLLBAR_HORIZONTAL,
1947     GADGET_ID_SCROLL_HORIZONTAL,
1948     "scroll level editing area horizontally"
1949   },
1950   {
1951     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1952     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
1953     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
1954     GD_TYPE_SCROLLBAR_VERTICAL,
1955     GADGET_ID_SCROLL_VERTICAL,
1956     "scroll level editing area vertically"
1957   },
1958   {
1959     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
1960     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
1961     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
1962     GD_TYPE_SCROLLBAR_VERTICAL,
1963     GADGET_ID_SCROLL_LIST_VERTICAL,
1964     "scroll element list vertically"
1965   }
1966 };
1967
1968 static struct
1969 {
1970   int x, y;
1971   int gadget_id;
1972   int gadget_id_align;
1973   int radio_button_nr;
1974   int *value;
1975   int checked_value;
1976   char *text_left, *text_right, *infotext;
1977 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
1978 {
1979   {
1980     -1,                                 ED_COUNTER2_YPOS(8),
1981     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
1982     RADIO_NR_RANDOM_ELEMENTS,
1983     &random_placement_method,           RANDOM_USE_PERCENTAGE,
1984     " ", "percentage",                  "use percentage for random elements"
1985   },
1986   {
1987     -1,                                 ED_COUNTER2_YPOS(8),
1988     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
1989     RADIO_NR_RANDOM_ELEMENTS,
1990     &random_placement_method,           RANDOM_USE_QUANTITY,
1991     " ", "quantity",                    "use quantity for random elements"
1992   }
1993 };
1994
1995 static struct
1996 {
1997   int x, y;
1998   int gadget_id;
1999   int gadget_id_align;
2000   boolean *value;
2001   char *text_left, *text_right, *infotext;
2002 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2003 {
2004   /* ---------- level and editor settings ---------------------------------- */
2005
2006   {
2007     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2008     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2009     &level.initial_gravity,
2010     NULL,
2011     "initial gravity",                  "set initial level gravity"
2012   },
2013   {
2014     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2015     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2016     &random_placement_background_restricted,
2017     NULL,
2018     "restrict random placement to:",    "set random placement restriction"
2019   },
2020
2021   /* ---------- element settings: configure (various elements) ------------- */
2022
2023   {
2024     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2025     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2026     &stick_element_properties_window,
2027     NULL,
2028     "stick this screen to edit content","stick this screen to edit content"
2029   },
2030   {
2031     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2032     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2033     &level.em_slippery_gems,
2034     NULL,
2035     "slip down from certain flat walls","use EM style slipping behaviour"
2036   },
2037   {
2038     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2039     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2040     &level.use_spring_bug,
2041     NULL,
2042     "use spring pushing bug",           "use odd spring pushing behaviour"
2043   },
2044   {
2045     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2046     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2047     &level.grow_into_diggable,
2048     NULL,
2049     "can grow into anything diggable",  "grow into more than just sand"
2050   },
2051   {
2052     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2053     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2054     &level.double_speed,
2055     NULL,
2056     "double speed movement",            "set initial movement speed of player"
2057   },
2058   {
2059     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2060     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2061     &level.block_last_field,
2062     NULL,
2063     "block last field when moving",     "player blocks last field when moving"
2064   },
2065   {
2066     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2067     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2068     &level.sp_block_last_field,
2069     NULL,
2070     "block last field when moving",     "player blocks last field when moving"
2071   },
2072   {
2073     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2074     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2075     &level.instant_relocation,
2076     NULL,
2077     "no scrolling when relocating",     "player gets relocated without delay"
2078   },
2079   {
2080     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2081     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2082     &level.can_pass_to_walkable,
2083     NULL,
2084     "can pass to walkable element",     "player can pass to empty or walkable"
2085   },
2086   {
2087     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2088     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2089     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2090     NULL,
2091     "can fall into acid (with gravity)","player can fall into acid pool"
2092   },
2093   {
2094     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2095     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2096     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2097     NULL,
2098     "can move into acid",               "element can move into acid pool"
2099   },
2100   {
2101     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2102     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2103     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2104     NULL,
2105     "deadly when colliding with",       "element is deadly when hitting player"
2106   },
2107
2108   /* ---------- element settings: configure 1 (custom elements) ----------- */
2109
2110   {
2111     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2112     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2113     &custom_element.use_gfx_element,
2114
2115     /* !!! add separate "use existing element sound" !!! */
2116 #if 0
2117     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2118 #else
2119     NULL, "use graphic of element:",    "use existing element graphic"
2120 #endif
2121   },
2122   {
2123     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2124     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2125     &level.use_custom_template,
2126     NULL, "use template",               "use template for custom properties"
2127   },
2128   {
2129     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2130     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2131     &custom_element_properties[EP_ACCESSIBLE],
2132     NULL, NULL,                         "player can walk to or pass this field"
2133   },
2134   {
2135     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2136     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2137     &custom_element_properties[EP_GRAVITY_REACHABLE],
2138     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2139   },
2140   {
2141     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2142     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2143     &custom_element_properties[EP_WALK_TO_OBJECT],
2144     NULL, NULL,                         "player can dig/collect/push element"
2145   },
2146   {
2147     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2148     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2149     &custom_element_properties[EP_INDESTRUCTIBLE],
2150     NULL, "indestructible",             "element is indestructible"
2151   },
2152
2153   /* ---------- element settings: configure 2 (custom elements) ----------- */
2154
2155   {
2156     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2157     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2158     &custom_element_properties[EP_CAN_MOVE],
2159     NULL, NULL,                         "element can move with some pattern"
2160   },
2161   {
2162     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2163     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2164     &custom_element_properties[EP_CAN_FALL],
2165     NULL, "can fall",                   "element can fall down"
2166   },
2167   {
2168     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2169     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2170     &custom_element_properties[EP_CAN_SMASH],
2171     " ", NULL,                          "element can smash other elements"
2172   },
2173   {
2174     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2175     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2176     &custom_element_properties[EP_SLIPPERY],
2177     NULL, NULL,                         "other elements can fall down from it"
2178   },
2179   {
2180     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2181     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2182     &custom_element_properties[EP_DEADLY],
2183     NULL, NULL,                         "element can kill the player"
2184   },
2185   {
2186     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2187     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2188     &custom_element_properties[EP_CAN_EXPLODE],
2189     NULL, NULL,                         "element can explode"
2190   },
2191   {
2192     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2193     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2194     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2195     NULL, "by fire",                    "element can explode by fire/explosion"
2196   },
2197   {
2198     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2199     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2200     &custom_element_properties[EP_EXPLODES_SMASHED],
2201     " ", "smashed",                     "element can explode when smashed"
2202   },
2203   {
2204     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2205     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2206     &custom_element_properties[EP_EXPLODES_IMPACT],
2207     " ", "impact",                      "element can explode on impact"
2208   },
2209
2210   /* ---------- element settings: advanced (custom elements) --------------- */
2211
2212   {
2213     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2214     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2215     &custom_element_change.can_change,
2216     NULL, "element changes to:",        "element can change to other element"
2217   },
2218   {
2219     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2220     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2221     &custom_element_change_events[CE_DELAY],
2222     NULL, NULL,                         "element changes after delay"
2223   },
2224   {
2225     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2226     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2227     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2228     NULL, NULL,                         "element changes by direct action"
2229   },
2230   {
2231     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2232     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2233     &custom_element_change_events[CE_BY_OTHER_ACTION],
2234     NULL, NULL,                         "element changes by other element"
2235   },
2236   {
2237     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2238     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2239     &custom_element_change.explode,
2240     NULL, "explode instead of change",  "element explodes instead of change"
2241   },
2242   {
2243     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2244     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2245     &custom_element_change.use_target_content,
2246     NULL, "use extended change target:","element changes to more elements"
2247   },
2248   {
2249     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2250     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2251     &custom_element_change.only_if_complete,
2252     NULL, "replace all or nothing",     "only replace when all can be changed"
2253   },
2254   {
2255     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2256     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2257     &custom_element_change.use_random_replace,
2258     NULL, NULL,                         "use percentage for random replace"
2259   },
2260 };
2261
2262 static struct
2263 {
2264   int x, y;
2265   int area_xsize, area_ysize;
2266   int gadget_id;
2267   int gadget_id_align;
2268   char *text_left, *text_right, *text_below;
2269 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2270 {
2271   /* ---------- level playfield content ------------------------------------ */
2272
2273   {
2274     0, 0,
2275     MAX_ED_FIELDX, MAX_ED_FIELDY,
2276     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2277     NULL, NULL,                         NULL
2278   },
2279
2280   /* ---------- yam yam content -------------------------------------------- */
2281
2282   {
2283     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2284     3, 3,
2285     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2286     NULL, NULL,                         "1"
2287   },
2288   {
2289     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2290     3, 3,
2291     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2292     NULL, NULL,                         "2"
2293   },
2294   {
2295     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2296     3, 3,
2297     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2298     NULL, NULL,                         "3"
2299   },
2300   {
2301     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2302     3, 3,
2303     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2304     NULL, NULL,                         "4"
2305   },
2306   {
2307     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2308     3, 3,
2309     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2310     NULL, NULL,                         "5"
2311   },
2312   {
2313     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2314     3, 3,
2315     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2316     NULL, NULL,                         "6"
2317   },
2318   {
2319     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2320     3, 3,
2321     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2322     NULL, NULL,                         "7"
2323   },
2324   {
2325     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2326     3, 3,
2327     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2328     NULL, NULL,                         "8"
2329   },
2330
2331   /* ---------- magic ball content ----------------------------------------- */
2332
2333   {
2334     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2335     3, 3,
2336     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2337     NULL, NULL,                         "1"
2338   },
2339   {
2340     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2341     3, 3,
2342     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2343     NULL, NULL,                         "2"
2344   },
2345   {
2346     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2347     3, 3,
2348     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2349     NULL, NULL,                         "3"
2350   },
2351   {
2352     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2353     3, 3,
2354     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2355     NULL, NULL,                         "4"
2356   },
2357   {
2358     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2359     3, 3,
2360     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2361     NULL, NULL,                         "5"
2362   },
2363   {
2364     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2365     3, 3,
2366     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2367     NULL, NULL,                         "6"
2368   },
2369   {
2370     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2371     3, 3,
2372     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2373     NULL, NULL,                         "7"
2374   },
2375   {
2376     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2377     3, 3,
2378     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2379     NULL, NULL,                         "8"
2380   },
2381
2382   /* ---------- amoeba content --------------------------------------------- */
2383
2384   {
2385     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2386     1, 1,
2387     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2388     "content:", NULL,                   NULL
2389   },
2390
2391   /* ---------- element settings: configure 1 (custom elements) ----------- */
2392
2393   /* ---------- custom graphic --------------------------------------------- */
2394
2395   {
2396     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2397     1, 1,
2398     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2399     NULL, NULL,                         NULL
2400   },
2401
2402   /* ---------- element settings: configure 2 (custom elements) ----------- */
2403
2404   /* ---------- custom content (when exploding) ---------------------------- */
2405
2406   {
2407     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2408     3, 3,
2409     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2410     "content:", NULL,                   NULL
2411   },
2412
2413   /* ---------- custom enter and leave element (when moving) --------------- */
2414
2415   {
2416     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2417     1, 1,
2418     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2419     "can dig:", " ",                    NULL
2420   },
2421   {
2422     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2423     1, 1,
2424     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2425     NULL, NULL,                         NULL
2426   },
2427
2428   /* ---------- element settings: advanced (custom elements) --------------- */
2429
2430   /* ---------- custom change target --------------------------------------- */
2431
2432   {
2433     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2434     1, 1,
2435     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2436     NULL, "after/when:",                NULL
2437   },
2438
2439   /* ---------- custom change content (extended change target) ------------- */
2440
2441   {
2442     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2443     3, 3,
2444     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2445     NULL, NULL,                         NULL
2446   },
2447
2448   /* ---------- custom change trigger (element causing change) ------------- */
2449
2450   {
2451     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2452     1, 1,
2453     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2454     NULL, NULL,                         NULL
2455   },
2456
2457   /* ---------- group element content -------------------------------------- */
2458
2459   {
2460     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2461     MAX_ELEMENTS_IN_GROUP, 1,
2462     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2463     "content:", NULL,                   NULL
2464   },
2465
2466   /* ---------- random background (for random painting) -------------------- */
2467
2468   {
2469     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2470     1, 1,
2471     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2472     NULL, NULL,                         NULL
2473   },
2474 };
2475
2476
2477 /*
2478   -----------------------------------------------------------------------------
2479   some internally used variables
2480   -----------------------------------------------------------------------------
2481 */
2482
2483 /* actual size of level editor drawing area */
2484 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2485
2486 /* actual position of level editor drawing area in level playfield */
2487 static int level_xpos = -1, level_ypos = -1;
2488
2489 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2490
2491 /* drawing elements on the three mouse buttons */
2492 static int new_element1 = EL_WALL;
2493 static int new_element2 = EL_EMPTY;
2494 static int new_element3 = EL_SAND;
2495
2496 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2497                                 (button) == 2 ? new_element2 : \
2498                                 (button) == 3 ? new_element3 : EL_EMPTY)
2499 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2500
2501 /* forward declaration for internal use */
2502 static void ModifyEditorCounter(int, int);
2503 static void ModifyEditorCounterLimits(int, int, int);
2504 static void ModifyEditorSelectbox(int, int);
2505 static void ModifyEditorDrawingArea(int, int, int);
2506 static void ModifyEditorElementList();
2507 static void RedrawDrawingElements();
2508 static void DrawDrawingWindow();
2509 static void DrawLevelInfoWindow();
2510 static void DrawPropertiesWindow();
2511 static void UpdateCustomElementGraphicGadgets();
2512 static boolean checkPropertiesConfig(int);
2513 static void CopyLevelToUndoBuffer(int);
2514 static void HandleDrawingAreas(struct GadgetInfo *);
2515 static void HandleCounterButtons(struct GadgetInfo *);
2516 static void HandleTextInputGadgets(struct GadgetInfo *);
2517 static void HandleTextAreaGadgets(struct GadgetInfo *);
2518 static void HandleSelectboxGadgets(struct GadgetInfo *);
2519 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2520 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2521 static void HandleRadiobuttons(struct GadgetInfo *);
2522 static void HandleCheckbuttons(struct GadgetInfo *);
2523 static void HandleControlButtons(struct GadgetInfo *);
2524 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2525
2526 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2527 static int right_gadget_border[NUM_EDITOR_GADGETS];
2528
2529 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2530 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2531 static boolean draw_with_brush = FALSE;
2532 static int properties_element = 0;
2533
2534 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2535 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2536 static int undo_buffer_position = 0;
2537 static int undo_buffer_steps = 0;
2538
2539 static int edit_mode;
2540 static int edit_mode_properties;
2541
2542 static int element_shift = 0;
2543
2544 static int editor_hl_boulderdash[] =
2545 {
2546   EL_CHAR('B'),
2547   EL_CHAR('O'),
2548   EL_CHAR('U'),
2549   EL_CHAR('L'),
2550
2551   EL_CHAR('-'),
2552   EL_CHAR('D'),
2553   EL_CHAR('E'),
2554   EL_CHAR('R'),
2555
2556   EL_CHAR('D'),
2557   EL_CHAR('A'),
2558   EL_CHAR('S'),
2559   EL_CHAR('H'),
2560 };
2561
2562 static int editor_el_boulderdash[] =
2563 {
2564   EL_PLAYER_1,
2565   EL_EMPTY,
2566   EL_SAND,
2567   EL_STEELWALL,
2568
2569   EL_BD_WALL,
2570   EL_BD_MAGIC_WALL,
2571   EL_EXIT_CLOSED,
2572   EL_EXIT_OPEN,
2573
2574   EL_BD_DIAMOND,
2575   EL_BD_BUTTERFLY_UP,
2576   EL_BD_FIREFLY_UP,
2577   EL_BD_ROCK,
2578
2579   EL_BD_BUTTERFLY_LEFT,
2580   EL_BD_FIREFLY_LEFT,
2581   EL_BD_BUTTERFLY_RIGHT,
2582   EL_BD_FIREFLY_RIGHT,
2583
2584   EL_BD_AMOEBA,
2585   EL_BD_BUTTERFLY_DOWN,
2586   EL_BD_FIREFLY_DOWN,
2587   EL_EMPTY,
2588 };
2589 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2590 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2591 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2592 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2593
2594 static int editor_hl_emerald_mine[] =
2595 {
2596   EL_CHAR('E'),
2597   EL_CHAR('M'),
2598   EL_CHAR('E'),
2599   EL_CHAR('-'),
2600
2601   EL_CHAR('R'),
2602   EL_CHAR('A'),
2603   EL_CHAR('L'),
2604   EL_CHAR('D'),
2605
2606   EL_CHAR('M'),
2607   EL_CHAR('I'),
2608   EL_CHAR('N'),
2609   EL_CHAR('E'),
2610 };
2611
2612 static int editor_el_emerald_mine[] =
2613 {
2614   EL_PLAYER_1,
2615   EL_PLAYER_2,
2616   EL_PLAYER_3,
2617   EL_PLAYER_4,
2618
2619   EL_PLAYER_1,
2620   EL_EMPTY,
2621   EL_SAND,
2622   EL_ROCK,
2623
2624   EL_STEELWALL,
2625   EL_WALL,
2626   EL_WALL_SLIPPERY,
2627   EL_MAGIC_WALL,
2628
2629   EL_EMERALD,
2630   EL_DIAMOND,
2631   EL_NUT,
2632   EL_BOMB,
2633
2634   EL_WALL_EMERALD,
2635   EL_WALL_DIAMOND,
2636   EL_QUICKSAND_EMPTY,
2637   EL_QUICKSAND_FULL,
2638
2639   EL_DYNAMITE,
2640   EL_DYNAMITE_ACTIVE,
2641   EL_EXIT_CLOSED,
2642   EL_EXIT_OPEN,
2643
2644   EL_YAMYAM,
2645   EL_BUG_UP,
2646   EL_SPACESHIP_UP,
2647   EL_ROBOT,
2648
2649   EL_BUG_LEFT,
2650   EL_SPACESHIP_LEFT,
2651   EL_BUG_RIGHT,
2652   EL_SPACESHIP_RIGHT,
2653
2654   EL_ROBOT_WHEEL,
2655   EL_BUG_DOWN,
2656   EL_SPACESHIP_DOWN,
2657   EL_INVISIBLE_WALL,
2658
2659   EL_ACID_POOL_TOPLEFT,
2660   EL_ACID,
2661   EL_ACID_POOL_TOPRIGHT,
2662   EL_EMPTY,
2663
2664   EL_ACID_POOL_BOTTOMLEFT,
2665   EL_ACID_POOL_BOTTOM,
2666   EL_ACID_POOL_BOTTOMRIGHT,
2667   EL_EMPTY,
2668
2669   EL_AMOEBA_DROP,
2670   EL_AMOEBA_DEAD,
2671   EL_AMOEBA_WET,
2672   EL_AMOEBA_DRY,
2673
2674 #if 1
2675   EL_EM_KEY_1,
2676   EL_EM_KEY_2,
2677   EL_EM_KEY_3,
2678   EL_EM_KEY_4,
2679 #else
2680   EL_EM_KEY_1_FILE,
2681   EL_EM_KEY_2_FILE,
2682   EL_EM_KEY_3_FILE,
2683   EL_EM_KEY_4_FILE,
2684 #endif
2685
2686   EL_EM_GATE_1,
2687   EL_EM_GATE_2,
2688   EL_EM_GATE_3,
2689   EL_EM_GATE_4,
2690
2691   EL_EM_GATE_1_GRAY,
2692   EL_EM_GATE_2_GRAY,
2693   EL_EM_GATE_3_GRAY,
2694   EL_EM_GATE_4_GRAY,
2695 };
2696 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2697 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2698 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2699 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2700
2701 static int editor_hl_emerald_mine_club[] =
2702 {
2703   EL_CHAR('E'),
2704   EL_CHAR('M'),
2705   EL_CHAR('E'),
2706   EL_CHAR('-'),
2707
2708   EL_CHAR('R'),
2709   EL_CHAR('A'),
2710   EL_CHAR('L'),
2711   EL_CHAR('D'),
2712
2713   EL_CHAR('M'),
2714   EL_CHAR('I'),
2715   EL_CHAR('N'),
2716   EL_CHAR('E'),
2717
2718   EL_CHAR('C'),
2719   EL_CHAR('L'),
2720   EL_CHAR('U'),
2721   EL_CHAR('B'),
2722 };
2723
2724 static int editor_el_emerald_mine_club[] =
2725 {
2726   EL_EMC_KEY_5,
2727   EL_EMC_KEY_6,
2728   EL_EMC_KEY_7,
2729   EL_EMC_KEY_8,
2730
2731   EL_EMC_GATE_5,
2732   EL_EMC_GATE_6,
2733   EL_EMC_GATE_7,
2734   EL_EMC_GATE_8,
2735
2736   EL_EMC_GATE_5_GRAY,
2737   EL_EMC_GATE_6_GRAY,
2738   EL_EMC_GATE_7_GRAY,
2739   EL_EMC_GATE_8_GRAY,
2740
2741   EL_EMC_STEELWALL_1,
2742   EL_EMC_STEELWALL_2,
2743   EL_EMC_STEELWALL_3,
2744   EL_EMC_STEELWALL_4,
2745
2746   EL_EMC_WALL_13,
2747   EL_EMC_WALL_14,
2748   EL_EMC_WALL_15,
2749   EL_EMC_WALL_16,
2750
2751   EL_EMC_WALL_SLIPPERY_1,
2752   EL_EMC_WALL_SLIPPERY_2,
2753   EL_EMC_WALL_SLIPPERY_3,
2754   EL_EMC_WALL_SLIPPERY_4,
2755
2756   EL_EMC_WALL_1,
2757   EL_EMC_WALL_2,
2758   EL_EMC_WALL_3,
2759   EL_EMC_WALL_4,
2760
2761   EL_EMC_WALL_5,
2762   EL_EMC_WALL_6,
2763   EL_EMC_WALL_7,
2764   EL_EMC_WALL_8,
2765
2766   EL_EMC_WALL_9,
2767   EL_EMC_WALL_10,
2768   EL_EMC_WALL_11,
2769   EL_EMC_WALL_12,
2770
2771 #if RELEASE_312
2772   EL_EMPTY,
2773 #else
2774   EL_EMC_ANDROID,
2775 #endif
2776   EL_BALLOON,
2777   EL_BALLOON_SWITCH_ANY,
2778 #if RELEASE_312
2779   EL_EMPTY,
2780 #else
2781   EL_BALLOON_SWITCH_NONE,
2782 #endif
2783
2784   EL_BALLOON_SWITCH_LEFT,
2785   EL_BALLOON_SWITCH_RIGHT,
2786   EL_BALLOON_SWITCH_UP,
2787   EL_BALLOON_SWITCH_DOWN,
2788
2789   EL_EMC_GRASS,
2790   EL_EMC_PLANT,
2791 #if RELEASE_312
2792   EL_EMPTY,
2793   EL_EMPTY,
2794 #else
2795   EL_EMC_LENSES,
2796   EL_EMC_MAGNIFIER,
2797 #endif
2798
2799 #if RELEASE_312
2800   EL_EMPTY,
2801   EL_EMPTY,
2802 #else
2803   EL_EMC_MAGIC_BALL,
2804   EL_EMC_MAGIC_BALL_SWITCH,
2805 #endif
2806   EL_SPRING,
2807 #if RELEASE_312
2808   EL_EMPTY,
2809 #else
2810   EL_EMC_SPRING_BUMPER,
2811 #endif
2812
2813 #if RELEASE_312
2814   EL_EMPTY,
2815 #else
2816   EL_EMC_DRIPPER,
2817 #endif
2818   EL_EMC_FAKE_GRASS,
2819   EL_EMPTY,
2820   EL_EMPTY,
2821 };
2822 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
2823 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
2824 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
2825 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
2826
2827 static int editor_hl_more[] =
2828 {
2829   EL_CHAR('M'),
2830   EL_CHAR('O'),
2831   EL_CHAR('R'),
2832   EL_CHAR('E'),
2833 };
2834
2835 static int editor_el_more[] =
2836 {
2837   EL_KEY_1,
2838   EL_KEY_2,
2839   EL_KEY_3,
2840   EL_KEY_4,
2841
2842   EL_GATE_1,
2843   EL_GATE_2,
2844   EL_GATE_3,
2845   EL_GATE_4,
2846
2847   EL_GATE_1_GRAY,
2848   EL_GATE_2_GRAY,
2849   EL_GATE_3_GRAY,
2850   EL_GATE_4_GRAY,
2851
2852   EL_ARROW_LEFT,
2853   EL_ARROW_RIGHT,
2854   EL_ARROW_UP,
2855   EL_ARROW_DOWN,
2856
2857   EL_AMOEBA_FULL,
2858   EL_EMERALD_YELLOW,
2859   EL_EMERALD_RED,
2860   EL_EMERALD_PURPLE,
2861
2862   EL_WALL_BD_DIAMOND,
2863   EL_WALL_EMERALD_YELLOW,
2864   EL_WALL_EMERALD_RED,
2865   EL_WALL_EMERALD_PURPLE,
2866
2867   EL_GAME_OF_LIFE,
2868   EL_PACMAN_UP,
2869   EL_TIME_ORB_FULL,
2870   EL_TIME_ORB_EMPTY,
2871
2872   EL_PACMAN_LEFT,
2873   EL_DARK_YAMYAM,
2874   EL_PACMAN_RIGHT,
2875   EL_EXPANDABLE_WALL,
2876
2877   EL_BIOMAZE,
2878   EL_PACMAN_DOWN,
2879   EL_LAMP,
2880   EL_LAMP_ACTIVE,
2881
2882   EL_DYNABOMB_INCREASE_NUMBER,
2883   EL_DYNABOMB_INCREASE_SIZE,
2884   EL_DYNABOMB_INCREASE_POWER,
2885   EL_STONEBLOCK,
2886
2887   EL_MOLE,
2888   EL_PENGUIN,
2889   EL_PIG,
2890   EL_DRAGON,
2891
2892   EL_BUG,
2893   EL_MOLE_UP,
2894   EL_BD_BUTTERFLY,
2895   EL_BD_FIREFLY,
2896
2897   EL_MOLE_LEFT,
2898   EL_EMPTY,
2899   EL_MOLE_RIGHT,
2900   EL_PACMAN,
2901
2902   EL_SPACESHIP,
2903   EL_MOLE_DOWN,
2904   EL_EMPTY,
2905   EL_EMPTY,
2906
2907   EL_SATELLITE,
2908   EL_EXPANDABLE_WALL_HORIZONTAL,
2909   EL_EXPANDABLE_WALL_VERTICAL,
2910   EL_EXPANDABLE_WALL_ANY,
2911
2912   EL_INVISIBLE_STEELWALL,
2913   EL_INVISIBLE_WALL,
2914   EL_SPEED_PILL,
2915   EL_BLACK_ORB,
2916 };
2917 static int *editor_hl_more_ptr = editor_hl_more;
2918 static int *editor_el_more_ptr = editor_el_more;
2919 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2920 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2921
2922 static int editor_hl_sokoban[] =
2923 {
2924   EL_CHAR('S'),
2925   EL_CHAR('O'),
2926   EL_CHAR('K'),
2927   EL_CHAR('O'),
2928
2929   EL_CHAR('-'),
2930   EL_CHAR('B'),
2931   EL_CHAR('A'),
2932   EL_CHAR('N'),
2933 };
2934
2935 static int editor_el_sokoban[] =
2936 {
2937   EL_SOKOBAN_OBJECT,
2938   EL_SOKOBAN_FIELD_EMPTY,
2939   EL_SOKOBAN_FIELD_FULL,
2940   EL_SOKOBAN_FIELD_PLAYER,
2941 };
2942 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
2943 static int *editor_el_sokoban_ptr = editor_el_sokoban;
2944 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
2945 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
2946
2947 static int editor_hl_supaplex[] =
2948 {
2949   EL_CHAR('S'),
2950   EL_CHAR('U'),
2951   EL_CHAR('P'),
2952   EL_CHAR('A'),
2953
2954   EL_CHAR('P'),
2955   EL_CHAR('L'),
2956   EL_CHAR('E'),
2957   EL_CHAR('X'),
2958 };
2959
2960 static int editor_el_supaplex[] =
2961 {
2962 #if 1
2963   EL_EMPTY,
2964 #else
2965   EL_SP_EMPTY,
2966 #endif
2967   EL_SP_ZONK,
2968   EL_SP_BASE,
2969   EL_SP_MURPHY,
2970
2971   EL_SP_INFOTRON,
2972   EL_SP_CHIP_SINGLE,
2973   EL_SP_HARDWARE_GRAY,
2974   EL_SP_EXIT_CLOSED,
2975
2976   EL_SP_DISK_ORANGE,
2977   EL_SP_PORT_RIGHT,
2978   EL_SP_PORT_DOWN,
2979   EL_SP_PORT_LEFT,
2980
2981   EL_SP_PORT_UP,
2982   EL_SP_GRAVITY_PORT_RIGHT,
2983   EL_SP_GRAVITY_PORT_DOWN,
2984   EL_SP_GRAVITY_PORT_LEFT,
2985
2986   EL_SP_GRAVITY_PORT_UP,
2987   EL_SP_SNIKSNAK,
2988   EL_SP_DISK_YELLOW,
2989   EL_SP_TERMINAL,
2990
2991   EL_SP_DISK_RED,
2992   EL_SP_PORT_VERTICAL,
2993   EL_SP_PORT_HORIZONTAL,
2994   EL_SP_PORT_ANY,
2995
2996   EL_SP_ELECTRON,
2997   EL_SP_BUGGY_BASE,
2998   EL_SP_CHIP_LEFT,
2999   EL_SP_CHIP_RIGHT,
3000
3001   EL_SP_HARDWARE_BASE_1,
3002   EL_SP_HARDWARE_GREEN,
3003   EL_SP_HARDWARE_BLUE,
3004   EL_SP_HARDWARE_RED,
3005
3006   EL_SP_HARDWARE_YELLOW,
3007   EL_SP_HARDWARE_BASE_2,
3008   EL_SP_HARDWARE_BASE_3,
3009   EL_SP_HARDWARE_BASE_4,
3010
3011   EL_SP_HARDWARE_BASE_5,
3012   EL_SP_HARDWARE_BASE_6,
3013   EL_SP_CHIP_TOP,
3014   EL_SP_CHIP_BOTTOM,
3015 };
3016 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3017 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3018 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3019 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3020
3021 static int editor_hl_diamond_caves[] =
3022 {
3023   EL_CHAR('D'),
3024   EL_CHAR('I'),
3025   EL_CHAR('A'),
3026   EL_CHAR('-'),
3027
3028   EL_CHAR('M'),
3029   EL_CHAR('O'),
3030   EL_CHAR('N'),
3031   EL_CHAR('D'),
3032
3033   EL_CHAR('C'),
3034   EL_CHAR('A'),
3035   EL_CHAR('V'),
3036   EL_CHAR('E'),
3037
3038   EL_CHAR('S'),
3039   EL_CHAR(' '),
3040   EL_CHAR('I'),
3041   EL_CHAR('I'),
3042 };
3043
3044 static int editor_el_diamond_caves[] =
3045 {
3046   EL_PEARL,
3047   EL_CRYSTAL,
3048   EL_WALL_PEARL,
3049   EL_WALL_CRYSTAL,
3050
3051   EL_CONVEYOR_BELT_1_LEFT,
3052   EL_CONVEYOR_BELT_1_MIDDLE,
3053   EL_CONVEYOR_BELT_1_RIGHT,
3054   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3055
3056   EL_CONVEYOR_BELT_2_LEFT,
3057   EL_CONVEYOR_BELT_2_MIDDLE,
3058   EL_CONVEYOR_BELT_2_RIGHT,
3059   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3060
3061   EL_CONVEYOR_BELT_3_LEFT,
3062   EL_CONVEYOR_BELT_3_MIDDLE,
3063   EL_CONVEYOR_BELT_3_RIGHT,
3064   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3065
3066   EL_CONVEYOR_BELT_4_LEFT,
3067   EL_CONVEYOR_BELT_4_MIDDLE,
3068   EL_CONVEYOR_BELT_4_RIGHT,
3069   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3070
3071   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3072   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3073   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3074   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3075
3076   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3077   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3078   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3079   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3080
3081   EL_SWITCHGATE_OPEN,
3082   EL_SWITCHGATE_CLOSED,
3083   EL_SWITCHGATE_SWITCH_UP,
3084   EL_EMPTY,
3085
3086   EL_ENVELOPE_1,
3087   EL_ENVELOPE_2,
3088   EL_ENVELOPE_3,
3089   EL_ENVELOPE_4,
3090
3091   EL_TIMEGATE_CLOSED,
3092   EL_TIMEGATE_OPEN,
3093   EL_TIMEGATE_SWITCH,
3094   EL_EMPTY,
3095
3096   EL_LANDMINE,
3097   EL_INVISIBLE_SAND,
3098   EL_STEELWALL_SLIPPERY,
3099   EL_EMPTY,
3100
3101   EL_SIGN_EXCLAMATION,
3102   EL_SIGN_STOP,
3103   EL_LIGHT_SWITCH,
3104   EL_LIGHT_SWITCH_ACTIVE,
3105
3106   EL_SHIELD_NORMAL,
3107   EL_SHIELD_DEADLY,
3108   EL_EXTRA_TIME,
3109   EL_EMPTY,
3110 };
3111 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3112 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3113 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3114 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3115
3116 static int editor_hl_dx_boulderdash[] =
3117 {
3118   EL_CHAR('D'),
3119   EL_CHAR('X'),
3120   EL_CHAR('-'),
3121   EL_CHAR(' '),
3122
3123   EL_CHAR('B'),
3124   EL_CHAR('O'),
3125   EL_CHAR('U'),
3126   EL_CHAR('L'),
3127
3128   EL_CHAR('-'),
3129   EL_CHAR('D'),
3130   EL_CHAR('E'),
3131   EL_CHAR('R'),
3132
3133   EL_CHAR('D'),
3134   EL_CHAR('A'),
3135   EL_CHAR('S'),
3136   EL_CHAR('H'),
3137 };
3138
3139 static int editor_el_dx_boulderdash[] =
3140 {
3141   EL_EMPTY,
3142   EL_TUBE_RIGHT_DOWN,
3143   EL_TUBE_HORIZONTAL_DOWN,
3144   EL_TUBE_LEFT_DOWN,
3145
3146   EL_TUBE_HORIZONTAL,
3147   EL_TUBE_VERTICAL_RIGHT,
3148   EL_TUBE_ANY,
3149   EL_TUBE_VERTICAL_LEFT,
3150
3151   EL_TUBE_VERTICAL,
3152   EL_TUBE_RIGHT_UP,
3153   EL_TUBE_HORIZONTAL_UP,
3154   EL_TUBE_LEFT_UP,
3155
3156   EL_TRAP,
3157   EL_DX_SUPABOMB,
3158   EL_EMPTY,
3159   EL_EMPTY
3160 };
3161 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3162 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3163 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3164 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3165
3166 static int editor_hl_chars[] =
3167 {
3168   EL_CHAR('T'),
3169   EL_CHAR('E'),
3170   EL_CHAR('X'),
3171   EL_CHAR('T'),
3172 };
3173
3174 static int editor_el_chars[] =
3175 {
3176   EL_CHAR(' '),
3177   EL_CHAR('!'),
3178   EL_CHAR('"'),
3179   EL_CHAR('#'),
3180
3181   EL_CHAR('$'),
3182   EL_CHAR('%'),
3183   EL_CHAR('&'),
3184   EL_CHAR('\''),
3185
3186   EL_CHAR('('),
3187   EL_CHAR(')'),
3188   EL_CHAR('*'),
3189   EL_CHAR('+'),
3190
3191   EL_CHAR(','),
3192   EL_CHAR('-'),
3193   EL_CHAR('.'),
3194   EL_CHAR('/'),
3195
3196   EL_CHAR('0'),
3197   EL_CHAR('1'),
3198   EL_CHAR('2'),
3199   EL_CHAR('3'),
3200
3201   EL_CHAR('4'),
3202   EL_CHAR('5'),
3203   EL_CHAR('6'),
3204   EL_CHAR('7'),
3205
3206   EL_CHAR('8'),
3207   EL_CHAR('9'),
3208   EL_CHAR(':'),
3209   EL_CHAR(';'),
3210
3211   EL_CHAR('<'),
3212   EL_CHAR('='),
3213   EL_CHAR('>'),
3214   EL_CHAR('?'),
3215
3216   EL_CHAR('@'),
3217   EL_CHAR('A'),
3218   EL_CHAR('B'),
3219   EL_CHAR('C'),
3220
3221   EL_CHAR('D'),
3222   EL_CHAR('E'),
3223   EL_CHAR('F'),
3224   EL_CHAR('G'),
3225
3226   EL_CHAR('H'),
3227   EL_CHAR('I'),
3228   EL_CHAR('J'),
3229   EL_CHAR('K'),
3230
3231   EL_CHAR('L'),
3232   EL_CHAR('M'),
3233   EL_CHAR('N'),
3234   EL_CHAR('O'),
3235
3236   EL_CHAR('P'),
3237   EL_CHAR('Q'),
3238   EL_CHAR('R'),
3239   EL_CHAR('S'),
3240
3241   EL_CHAR('T'),
3242   EL_CHAR('U'),
3243   EL_CHAR('V'),
3244   EL_CHAR('W'),
3245
3246   EL_CHAR('X'),
3247   EL_CHAR('Y'),
3248   EL_CHAR('Z'),
3249   EL_CHAR('['),
3250
3251   EL_CHAR('\\'),
3252   EL_CHAR(']'),
3253   EL_CHAR('^'),
3254   EL_CHAR('_'),
3255
3256   EL_CHAR('©'),
3257   EL_CHAR('Ä'),
3258   EL_CHAR('Ö'),
3259   EL_CHAR('Ü'),
3260
3261   EL_CHAR('°'),
3262   EL_CHAR('®'),
3263   EL_CHAR(FONT_ASCII_CURSOR),
3264   EL_CHAR(' ')
3265 };
3266 static int *editor_hl_chars_ptr = editor_hl_chars;
3267 static int *editor_el_chars_ptr = editor_el_chars;
3268 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3269 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3270
3271 static int editor_hl_custom[] =
3272 {
3273   EL_CHAR('C'),
3274   EL_CHAR('U'),
3275   EL_CHAR('S'),
3276   EL_CHAR('-'),
3277
3278   EL_CHAR('T'),
3279   EL_CHAR('O'),
3280   EL_CHAR('M'),
3281   EL_CHAR(' '),
3282
3283   EL_CHAR('E'),
3284   EL_CHAR('L'),
3285   EL_CHAR('E'),
3286   EL_CHAR('M'),
3287
3288   EL_CHAR('E'),
3289   EL_CHAR('N'),
3290   EL_CHAR('T'),
3291   EL_CHAR('S'),
3292 };
3293
3294 static int editor_el_custom[] =
3295 {
3296   EL_CUSTOM_START + 0,
3297   EL_CUSTOM_START + 1,
3298   EL_CUSTOM_START + 2,
3299   EL_CUSTOM_START + 3,
3300
3301   EL_CUSTOM_START + 4,
3302   EL_CUSTOM_START + 5,
3303   EL_CUSTOM_START + 6,
3304   EL_CUSTOM_START + 7,
3305
3306   EL_CUSTOM_START + 8,
3307   EL_CUSTOM_START + 9,
3308   EL_CUSTOM_START + 10,
3309   EL_CUSTOM_START + 11,
3310
3311   EL_CUSTOM_START + 12,
3312   EL_CUSTOM_START + 13,
3313   EL_CUSTOM_START + 14,
3314   EL_CUSTOM_START + 15,
3315
3316   EL_CUSTOM_START + 16,
3317   EL_CUSTOM_START + 17,
3318   EL_CUSTOM_START + 18,
3319   EL_CUSTOM_START + 19,
3320
3321   EL_CUSTOM_START + 20,
3322   EL_CUSTOM_START + 21,
3323   EL_CUSTOM_START + 22,
3324   EL_CUSTOM_START + 23,
3325
3326   EL_CUSTOM_START + 24,
3327   EL_CUSTOM_START + 25,
3328   EL_CUSTOM_START + 26,
3329   EL_CUSTOM_START + 27,
3330
3331   EL_CUSTOM_START + 28,
3332   EL_CUSTOM_START + 29,
3333   EL_CUSTOM_START + 30,
3334   EL_CUSTOM_START + 31,
3335
3336   EL_CUSTOM_START + 32,
3337   EL_CUSTOM_START + 33,
3338   EL_CUSTOM_START + 34,
3339   EL_CUSTOM_START + 35,
3340
3341   EL_CUSTOM_START + 36,
3342   EL_CUSTOM_START + 37,
3343   EL_CUSTOM_START + 38,
3344   EL_CUSTOM_START + 39,
3345
3346   EL_CUSTOM_START + 40,
3347   EL_CUSTOM_START + 41,
3348   EL_CUSTOM_START + 42,
3349   EL_CUSTOM_START + 43,
3350
3351   EL_CUSTOM_START + 44,
3352   EL_CUSTOM_START + 45,
3353   EL_CUSTOM_START + 46,
3354   EL_CUSTOM_START + 47,
3355
3356   EL_CUSTOM_START + 48,
3357   EL_CUSTOM_START + 49,
3358   EL_CUSTOM_START + 50,
3359   EL_CUSTOM_START + 51,
3360
3361   EL_CUSTOM_START + 52,
3362   EL_CUSTOM_START + 53,
3363   EL_CUSTOM_START + 54,
3364   EL_CUSTOM_START + 55,
3365
3366   EL_CUSTOM_START + 56,
3367   EL_CUSTOM_START + 57,
3368   EL_CUSTOM_START + 58,
3369   EL_CUSTOM_START + 59,
3370
3371   EL_CUSTOM_START + 60,
3372   EL_CUSTOM_START + 61,
3373   EL_CUSTOM_START + 62,
3374   EL_CUSTOM_START + 63,
3375
3376   EL_CUSTOM_START + 64,
3377   EL_CUSTOM_START + 65,
3378   EL_CUSTOM_START + 66,
3379   EL_CUSTOM_START + 67,
3380
3381   EL_CUSTOM_START + 68,
3382   EL_CUSTOM_START + 69,
3383   EL_CUSTOM_START + 70,
3384   EL_CUSTOM_START + 71,
3385
3386   EL_CUSTOM_START + 72,
3387   EL_CUSTOM_START + 73,
3388   EL_CUSTOM_START + 74,
3389   EL_CUSTOM_START + 75,
3390
3391   EL_CUSTOM_START + 76,
3392   EL_CUSTOM_START + 77,
3393   EL_CUSTOM_START + 78,
3394   EL_CUSTOM_START + 79,
3395
3396   EL_CUSTOM_START + 80,
3397   EL_CUSTOM_START + 81,
3398   EL_CUSTOM_START + 82,
3399   EL_CUSTOM_START + 83,
3400
3401   EL_CUSTOM_START + 84,
3402   EL_CUSTOM_START + 85,
3403   EL_CUSTOM_START + 86,
3404   EL_CUSTOM_START + 87,
3405
3406   EL_CUSTOM_START + 88,
3407   EL_CUSTOM_START + 89,
3408   EL_CUSTOM_START + 90,
3409   EL_CUSTOM_START + 91,
3410
3411   EL_CUSTOM_START + 92,
3412   EL_CUSTOM_START + 93,
3413   EL_CUSTOM_START + 94,
3414   EL_CUSTOM_START + 95,
3415
3416   EL_CUSTOM_START + 96,
3417   EL_CUSTOM_START + 97,
3418   EL_CUSTOM_START + 98,
3419   EL_CUSTOM_START + 99,
3420
3421   EL_CUSTOM_START + 100,
3422   EL_CUSTOM_START + 101,
3423   EL_CUSTOM_START + 102,
3424   EL_CUSTOM_START + 103,
3425
3426   EL_CUSTOM_START + 104,
3427   EL_CUSTOM_START + 105,
3428   EL_CUSTOM_START + 106,
3429   EL_CUSTOM_START + 107,
3430
3431   EL_CUSTOM_START + 108,
3432   EL_CUSTOM_START + 109,
3433   EL_CUSTOM_START + 110,
3434   EL_CUSTOM_START + 111,
3435
3436   EL_CUSTOM_START + 112,
3437   EL_CUSTOM_START + 113,
3438   EL_CUSTOM_START + 114,
3439   EL_CUSTOM_START + 115,
3440
3441   EL_CUSTOM_START + 116,
3442   EL_CUSTOM_START + 117,
3443   EL_CUSTOM_START + 118,
3444   EL_CUSTOM_START + 119,
3445
3446   EL_CUSTOM_START + 120,
3447   EL_CUSTOM_START + 121,
3448   EL_CUSTOM_START + 122,
3449   EL_CUSTOM_START + 123,
3450
3451   EL_CUSTOM_START + 124,
3452   EL_CUSTOM_START + 125,
3453   EL_CUSTOM_START + 126,
3454   EL_CUSTOM_START + 127
3455 };
3456 static int *editor_hl_custom_ptr = editor_hl_custom;
3457 static int *editor_el_custom_ptr = editor_el_custom;
3458 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3459 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3460
3461 static int editor_hl_custom_more[] =
3462 {
3463 };
3464
3465 static int editor_el_custom_more[] =
3466 {
3467   EL_CUSTOM_START + 128,
3468   EL_CUSTOM_START + 129,
3469   EL_CUSTOM_START + 130,
3470   EL_CUSTOM_START + 131,
3471
3472   EL_CUSTOM_START + 132,
3473   EL_CUSTOM_START + 133,
3474   EL_CUSTOM_START + 134,
3475   EL_CUSTOM_START + 135,
3476
3477   EL_CUSTOM_START + 136,
3478   EL_CUSTOM_START + 137,
3479   EL_CUSTOM_START + 138,
3480   EL_CUSTOM_START + 139,
3481
3482   EL_CUSTOM_START + 140,
3483   EL_CUSTOM_START + 141,
3484   EL_CUSTOM_START + 142,
3485   EL_CUSTOM_START + 143,
3486
3487   EL_CUSTOM_START + 144,
3488   EL_CUSTOM_START + 145,
3489   EL_CUSTOM_START + 146,
3490   EL_CUSTOM_START + 147,
3491
3492   EL_CUSTOM_START + 148,
3493   EL_CUSTOM_START + 149,
3494   EL_CUSTOM_START + 150,
3495   EL_CUSTOM_START + 151,
3496
3497   EL_CUSTOM_START + 152,
3498   EL_CUSTOM_START + 153,
3499   EL_CUSTOM_START + 154,
3500   EL_CUSTOM_START + 155,
3501
3502   EL_CUSTOM_START + 156,
3503   EL_CUSTOM_START + 157,
3504   EL_CUSTOM_START + 158,
3505   EL_CUSTOM_START + 159,
3506
3507   EL_CUSTOM_START + 160,
3508   EL_CUSTOM_START + 161,
3509   EL_CUSTOM_START + 162,
3510   EL_CUSTOM_START + 163,
3511
3512   EL_CUSTOM_START + 164,
3513   EL_CUSTOM_START + 165,
3514   EL_CUSTOM_START + 166,
3515   EL_CUSTOM_START + 167,
3516
3517   EL_CUSTOM_START + 168,
3518   EL_CUSTOM_START + 169,
3519   EL_CUSTOM_START + 170,
3520   EL_CUSTOM_START + 171,
3521
3522   EL_CUSTOM_START + 172,
3523   EL_CUSTOM_START + 173,
3524   EL_CUSTOM_START + 174,
3525   EL_CUSTOM_START + 175,
3526
3527   EL_CUSTOM_START + 176,
3528   EL_CUSTOM_START + 177,
3529   EL_CUSTOM_START + 178,
3530   EL_CUSTOM_START + 179,
3531
3532   EL_CUSTOM_START + 180,
3533   EL_CUSTOM_START + 181,
3534   EL_CUSTOM_START + 182,
3535   EL_CUSTOM_START + 183,
3536
3537   EL_CUSTOM_START + 184,
3538   EL_CUSTOM_START + 185,
3539   EL_CUSTOM_START + 186,
3540   EL_CUSTOM_START + 187,
3541
3542   EL_CUSTOM_START + 188,
3543   EL_CUSTOM_START + 189,
3544   EL_CUSTOM_START + 190,
3545   EL_CUSTOM_START + 191,
3546
3547   EL_CUSTOM_START + 192,
3548   EL_CUSTOM_START + 193,
3549   EL_CUSTOM_START + 194,
3550   EL_CUSTOM_START + 195,
3551
3552   EL_CUSTOM_START + 196,
3553   EL_CUSTOM_START + 197,
3554   EL_CUSTOM_START + 198,
3555   EL_CUSTOM_START + 199,
3556
3557   EL_CUSTOM_START + 200,
3558   EL_CUSTOM_START + 201,
3559   EL_CUSTOM_START + 202,
3560   EL_CUSTOM_START + 203,
3561
3562   EL_CUSTOM_START + 204,
3563   EL_CUSTOM_START + 205,
3564   EL_CUSTOM_START + 206,
3565   EL_CUSTOM_START + 207,
3566
3567   EL_CUSTOM_START + 208,
3568   EL_CUSTOM_START + 209,
3569   EL_CUSTOM_START + 210,
3570   EL_CUSTOM_START + 211,
3571
3572   EL_CUSTOM_START + 212,
3573   EL_CUSTOM_START + 213,
3574   EL_CUSTOM_START + 214,
3575   EL_CUSTOM_START + 215,
3576
3577   EL_CUSTOM_START + 216,
3578   EL_CUSTOM_START + 217,
3579   EL_CUSTOM_START + 218,
3580   EL_CUSTOM_START + 219,
3581
3582   EL_CUSTOM_START + 220,
3583   EL_CUSTOM_START + 221,
3584   EL_CUSTOM_START + 222,
3585   EL_CUSTOM_START + 223,
3586
3587   EL_CUSTOM_START + 224,
3588   EL_CUSTOM_START + 225,
3589   EL_CUSTOM_START + 226,
3590   EL_CUSTOM_START + 227,
3591
3592   EL_CUSTOM_START + 228,
3593   EL_CUSTOM_START + 229,
3594   EL_CUSTOM_START + 230,
3595   EL_CUSTOM_START + 231,
3596
3597   EL_CUSTOM_START + 232,
3598   EL_CUSTOM_START + 233,
3599   EL_CUSTOM_START + 234,
3600   EL_CUSTOM_START + 235,
3601
3602   EL_CUSTOM_START + 236,
3603   EL_CUSTOM_START + 237,
3604   EL_CUSTOM_START + 238,
3605   EL_CUSTOM_START + 239,
3606
3607   EL_CUSTOM_START + 240,
3608   EL_CUSTOM_START + 241,
3609   EL_CUSTOM_START + 242,
3610   EL_CUSTOM_START + 243,
3611
3612   EL_CUSTOM_START + 244,
3613   EL_CUSTOM_START + 245,
3614   EL_CUSTOM_START + 246,
3615   EL_CUSTOM_START + 247,
3616
3617   EL_CUSTOM_START + 248,
3618   EL_CUSTOM_START + 249,
3619   EL_CUSTOM_START + 250,
3620   EL_CUSTOM_START + 251,
3621
3622   EL_CUSTOM_START + 252,
3623   EL_CUSTOM_START + 253,
3624   EL_CUSTOM_START + 254,
3625   EL_CUSTOM_START + 255
3626 };
3627 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3628 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3629 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3630 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3631
3632 static int editor_hl_custom_special[] =
3633 {
3634 };
3635
3636 static int editor_el_custom_special[] =
3637 {
3638   EL_TRIGGER_ELEMENT,
3639   EL_TRIGGER_PLAYER,
3640   EL_EMPTY,
3641   EL_EMPTY
3642 };
3643 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3644 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3645 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3646 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3647
3648 static int editor_hl_group[] =
3649 {
3650   EL_CHAR('G'),
3651   EL_CHAR('R'),
3652   EL_CHAR('O'),
3653   EL_CHAR('U'),
3654
3655   EL_CHAR('P'),
3656   EL_CHAR(' '),
3657   EL_CHAR(' '),
3658   EL_CHAR(' '),
3659
3660   EL_CHAR('E'),
3661   EL_CHAR('L'),
3662   EL_CHAR('E'),
3663   EL_CHAR('M'),
3664
3665   EL_CHAR('E'),
3666   EL_CHAR('N'),
3667   EL_CHAR('T'),
3668   EL_CHAR('S'),
3669 };
3670
3671 static int editor_el_group[] =
3672 {
3673   EL_GROUP_START + 0,
3674   EL_GROUP_START + 1,
3675   EL_GROUP_START + 2,
3676   EL_GROUP_START + 3,
3677
3678   EL_GROUP_START + 4,
3679   EL_GROUP_START + 5,
3680   EL_GROUP_START + 6,
3681   EL_GROUP_START + 7,
3682
3683   EL_GROUP_START + 8,
3684   EL_GROUP_START + 9,
3685   EL_GROUP_START + 10,
3686   EL_GROUP_START + 11,
3687
3688   EL_GROUP_START + 12,
3689   EL_GROUP_START + 13,
3690   EL_GROUP_START + 14,
3691   EL_GROUP_START + 15
3692 };
3693 static int *editor_hl_group_ptr = editor_hl_group;
3694 static int *editor_el_group_ptr = editor_el_group;
3695 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3696 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3697
3698 static int editor_hl_group_more[] =
3699 {
3700 };
3701
3702 static int editor_el_group_more[] =
3703 {
3704   EL_GROUP_START + 16,
3705   EL_GROUP_START + 17,
3706   EL_GROUP_START + 18,
3707   EL_GROUP_START + 19,
3708
3709   EL_GROUP_START + 20,
3710   EL_GROUP_START + 21,
3711   EL_GROUP_START + 22,
3712   EL_GROUP_START + 23,
3713
3714   EL_GROUP_START + 24,
3715   EL_GROUP_START + 25,
3716   EL_GROUP_START + 26,
3717   EL_GROUP_START + 27,
3718
3719   EL_GROUP_START + 28,
3720   EL_GROUP_START + 29,
3721   EL_GROUP_START + 30,
3722   EL_GROUP_START + 31
3723 };
3724 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3725 static int *editor_el_group_more_ptr = editor_el_group_more;
3726 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3727 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3728
3729 static int editor_hl_user_defined[] =
3730 {
3731   EL_CHAR('U'),
3732   EL_CHAR('S'),
3733   EL_CHAR('E'),
3734   EL_CHAR('R'),
3735
3736   EL_CHAR('D'),
3737   EL_CHAR('E'),
3738   EL_CHAR('F'),
3739   EL_CHAR('I'),
3740
3741   EL_CHAR('-'),
3742   EL_CHAR('N'),
3743   EL_CHAR('E'),
3744   EL_CHAR('D'),
3745 };
3746
3747 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3748 static int *editor_el_user_defined_ptr = NULL;
3749 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3750 static int num_editor_el_user_defined = 0;
3751
3752 static int editor_hl_empty[] = { };
3753 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3754
3755 static int *editor_hl_empty_ptr = editor_hl_empty;
3756 static int *editor_el_empty_ptr = editor_el_empty;
3757 static int num_editor_hl_empty = 0;
3758 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3759
3760 static boolean use_el_empty = FALSE;
3761
3762 static int *editor_elements = NULL;     /* dynamically allocated */
3763 static int num_editor_elements = 0;     /* dynamically determined */
3764
3765 static struct
3766 {
3767   boolean *setup_value;
3768
3769   int **headline_list;
3770   int *headline_list_size;
3771
3772   int **element_list;
3773   int *element_list_size;
3774
3775   boolean last_setup_value;
3776 }
3777 editor_elements_info[] =
3778 {
3779   {
3780     &setup.editor.el_boulderdash,
3781     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3782     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3783   },
3784   {
3785     &setup.editor.el_emerald_mine,
3786     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3787     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3788   },
3789   {
3790     &setup.editor.el_emerald_mine_club,
3791     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
3792     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
3793   },
3794   {
3795     &setup.editor.el_more,
3796     &editor_hl_more_ptr,                &num_editor_hl_more,
3797     &editor_el_more_ptr,                &num_editor_el_more
3798   },
3799   {
3800     &setup.editor.el_sokoban,
3801     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3802     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3803   },
3804   {
3805     &setup.editor.el_supaplex,
3806     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3807     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3808   },
3809   {
3810     &setup.editor.el_diamond_caves,
3811     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3812     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3813   },
3814   {
3815     &setup.editor.el_dx_boulderdash,
3816     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3817     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3818   },
3819   {
3820     &setup.editor.el_chars,
3821     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3822     &editor_el_chars_ptr,               &num_editor_el_chars
3823   },
3824   {
3825     &setup.editor.el_custom,
3826     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3827     &editor_el_custom_ptr,              &num_editor_el_custom
3828   },
3829   {
3830     &setup.editor.el_custom_more,
3831     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3832     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3833   },
3834   {
3835     &setup.editor.el_custom,
3836     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
3837     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
3838   },
3839   {
3840     &setup.editor.el_custom,
3841     &editor_hl_group_ptr,               &num_editor_hl_group,
3842     &editor_el_group_ptr,               &num_editor_el_group
3843   },
3844   {
3845     &setup.editor.el_custom_more,
3846     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3847     &editor_el_group_more_ptr,          &num_editor_el_group_more
3848   },
3849   {
3850     &setup.editor.el_user_defined,
3851     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3852     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3853   },
3854   {
3855     &use_el_empty,
3856     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3857     &editor_el_empty_ptr,               &num_editor_el_empty,
3858   },
3859   {
3860     NULL,
3861     NULL,                               NULL,
3862     NULL,                               NULL
3863   }
3864 };
3865
3866 #if 0
3867
3868 static struct
3869 {
3870   short element;
3871   short element_mapped;
3872 }
3873 forum_sketch_element_mapping[] =
3874 {
3875   { EL_WALL_SLIPPERY,                   EL_WALL                 },
3876   { EL_EXPANDABLE_WALL,                 EL_WALL                 },
3877   { EL_EXPANDABLE_WALL_HORIZONTAL,      EL_WALL                 },
3878   { EL_EXPANDABLE_WALL_VERTICAL,        EL_WALL                 },
3879   { EL_EXPANDABLE_WALL_ANY,             EL_WALL                 },
3880   { EL_WALL_EMERALD,                    EL_WALL                 },
3881   { EL_WALL_DIAMOND,                    EL_WALL                 },
3882   { EL_WALL_BD_DIAMOND,                 EL_WALL                 },
3883   { EL_WALL_EMERALD_YELLOW,             EL_WALL                 },
3884   { EL_WALL_EMERALD_RED,                EL_WALL                 },
3885   { EL_WALL_EMERALD_PURPLE,             EL_WALL                 },
3886   { EL_ACID_POOL_TOPLEFT,               EL_WALL                 },
3887   { EL_ACID_POOL_TOPRIGHT,              EL_WALL                 },
3888   { EL_ACID_POOL_BOTTOMLEFT,            EL_WALL                 },
3889   { EL_ACID_POOL_BOTTOM,                EL_WALL                 },
3890   { EL_ACID_POOL_BOTTOMRIGHT,           EL_WALL                 },
3891   { EL_BD_WALL,                         EL_WALL                 },
3892
3893   { EL_BD_ROCK,                         EL_ROCK                 },
3894
3895   { EL_SP_ZONK,                         EL_ROCK                 },
3896   { EL_SP_BASE,                         EL_SAND                 },
3897   { EL_SP_MURPHY,                       EL_PLAYER_1             },
3898   { EL_SP_INFOTRON,                     EL_EMERALD              },
3899   { EL_SP_HARDWARE_GRAY,                EL_STEELWALL            },
3900   { EL_SP_EXIT_CLOSED,                  EL_EXIT_OPEN            },
3901   { EL_SP_DISK_ORANGE,                  EL_BOMB                 },
3902   { EL_SP_DISK_RED,                     EL_BOMB                 },
3903   { EL_SP_DISK_YELLOW,                  EL_BOMB                 },
3904   { EL_SP_PORT_RIGHT,                   EL_GATE_1_GRAY          },
3905   { EL_SP_PORT_DOWN,                    EL_GATE_1_GRAY          },
3906   { EL_SP_PORT_LEFT,                    EL_GATE_1_GRAY          },
3907   { EL_SP_PORT_UP,                      EL_GATE_1_GRAY          },
3908   { EL_SP_GRAVITY_PORT_RIGHT,           EL_GATE_1_GRAY          },
3909   { EL_SP_GRAVITY_PORT_DOWN,            EL_GATE_1_GRAY          },
3910   { EL_SP_GRAVITY_PORT_LEFT,            EL_GATE_1_GRAY          },
3911   { EL_SP_GRAVITY_PORT_UP,              EL_GATE_1_GRAY          },
3912   { EL_SP_PORT_VERTICAL,                EL_GATE_1_GRAY          },
3913   { EL_SP_PORT_HORIZONTAL,              EL_GATE_1_GRAY          },
3914   { EL_SP_PORT_ANY,                     EL_GATE_1_GRAY          },
3915   { EL_SP_SNIKSNAK,                     EL_BUG                  },
3916   { EL_SP_ELECTRON,                     EL_SPACESHIP            },
3917   { EL_SP_CHIP_SINGLE,                  EL_WALL                 },
3918   { EL_SP_CHIP_LEFT,                    EL_WALL                 },
3919   { EL_SP_CHIP_RIGHT,                   EL_WALL                 },
3920   { EL_SP_CHIP_TOP,                     EL_WALL                 },
3921   { EL_SP_CHIP_BOTTOM,                  EL_WALL                 },
3922   { EL_SP_HARDWARE_BASE_1,              EL_STEELWALL            },
3923   { EL_SP_HARDWARE_GREEN,               EL_STEELWALL            },
3924   { EL_SP_HARDWARE_BLUE,                EL_STEELWALL            },
3925   { EL_SP_HARDWARE_RED,                 EL_STEELWALL            },
3926   { EL_SP_HARDWARE_YELLOW,              EL_STEELWALL            },
3927   { EL_SP_HARDWARE_BASE_2,              EL_STEELWALL            },
3928   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3929   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3930   { EL_SP_HARDWARE_BASE_4,              EL_STEELWALL            },
3931   { EL_SP_HARDWARE_BASE_5,              EL_STEELWALL            },
3932   { EL_SP_HARDWARE_BASE_6,              EL_STEELWALL            },
3933
3934   { EL_STEELWALL_SLIPPERY,              EL_STEELWALL            },
3935
3936   { EL_EXIT_CLOSED,                     EL_EXIT_OPEN            },
3937
3938   { EL_DIAMOND,                         EL_EMERALD              },
3939   { EL_BD_DIAMOND,                      EL_EMERALD              },
3940   { EL_EMERALD_YELLOW,                  EL_EMERALD              },
3941   { EL_EMERALD_RED,                     EL_EMERALD              },
3942   { EL_EMERALD_PURPLE,                  EL_EMERALD              },
3943
3944   { EL_AMOEBA_DEAD,                     EL_AMOEBA               },
3945   { EL_AMOEBA_DROP,                     EL_AMOEBA               },
3946   { EL_AMOEBA_WET,                      EL_AMOEBA               },
3947   { EL_AMOEBA_DRY,                      EL_AMOEBA               },
3948   { EL_AMOEBA_FULL,                     EL_AMOEBA               },
3949   { EL_BD_AMOEBA,                       EL_AMOEBA               },
3950   { EL_AMOEBA_TO_DIAMOND,               EL_AMOEBA               },
3951
3952   { EL_DYNAMITE_ACTIVE,                 EL_DYNAMITE             },
3953
3954   { EL_GATE_2_GRAY,                     EL_GATE_1_GRAY          },
3955   { EL_GATE_3_GRAY,                     EL_GATE_1_GRAY          },
3956   { EL_GATE_4_GRAY,                     EL_GATE_1_GRAY          },
3957
3958   { EL_EM_KEY_1,                        EL_KEY_1                },
3959   { EL_EM_KEY_2,                        EL_KEY_2                },
3960   { EL_EM_KEY_3,                        EL_KEY_3                },
3961   { EL_EM_KEY_4,                        EL_KEY_4                },
3962
3963   { EL_EM_GATE_1,                       EL_GATE_1               },
3964   { EL_EM_GATE_2,                       EL_GATE_2               },
3965   { EL_EM_GATE_3,                       EL_GATE_3               },
3966   { EL_EM_GATE_4,                       EL_GATE_4               },
3967
3968   { EL_EM_GATE_1_GRAY,                  EL_GATE_1_GRAY          },
3969   { EL_EM_GATE_2_GRAY,                  EL_GATE_1_GRAY          },
3970   { EL_EM_GATE_3_GRAY,                  EL_GATE_1_GRAY          },
3971   { EL_EM_GATE_4_GRAY,                  EL_GATE_1_GRAY          },
3972
3973   { EL_INVISIBLE_SAND,                  EL_EMPTY                },
3974   { EL_INVISIBLE_WALL,                  EL_EMPTY                },
3975   { EL_INVISIBLE_STEELWALL,             EL_EMPTY                },
3976
3977   { EL_PACMAN,                          EL_YAMYAM               },
3978   { EL_DARK_YAMYAM,                     EL_YAMYAM               },
3979
3980   { EL_BD_MAGIC_WALL,                   EL_MAGIC_WALL           },
3981
3982   { EL_DYNABOMB_INCREASE_NUMBER,        EL_BOMB                 },
3983   { EL_DYNABOMB_INCREASE_SIZE,          EL_BOMB                 },
3984   { EL_DYNABOMB_INCREASE_POWER,         EL_BOMB                 },
3985   { EL_BLACK_ORB,                       EL_BOMB                 },
3986   { EL_DX_SUPABOMB,                     EL_BOMB                 },
3987
3988   { EL_SOKOBAN_OBJECT,                  EL_KEY_1                },
3989   { EL_SOKOBAN_FIELD_EMPTY,             EL_GATE_1_GRAY          },
3990   { EL_SOKOBAN_FIELD_FULL,              EL_GATE_1               },
3991   { EL_SOKOBAN_FIELD_PLAYER,            EL_PLAYER_1             },
3992
3993   { EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY         },
3994   { EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY         },
3995   { EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY         },
3996   { EL_BD_BUTTERFLY_DOWN,               EL_BD_BUTTERFLY         },
3997
3998   { EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY           },
3999   { EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY           },
4000   { EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY           },
4001   { EL_BD_FIREFLY_DOWN,                 EL_BD_FIREFLY           },
4002
4003   { EL_PLAYER_2,                        EL_PLAYER_1             },
4004   { EL_PLAYER_3,                        EL_PLAYER_1             },
4005   { EL_PLAYER_4,                        EL_PLAYER_1             },
4006
4007   { EL_BUG_RIGHT,                       EL_BUG                  },
4008   { EL_BUG_UP,                          EL_BUG                  },
4009   { EL_BUG_LEFT,                        EL_BUG                  },
4010   { EL_BUG_DOWN,                        EL_BUG                  },
4011
4012   { EL_SPACESHIP_RIGHT,                 EL_SPACESHIP            },
4013   { EL_SPACESHIP_UP,                    EL_SPACESHIP            },
4014   { EL_SPACESHIP_LEFT,                  EL_SPACESHIP            },
4015   { EL_SPACESHIP_DOWN,                  EL_SPACESHIP            },
4016
4017   { EL_PACMAN_RIGHT,                    EL_YAMYAM               },
4018   { EL_PACMAN_UP,                       EL_YAMYAM               },
4019   { EL_PACMAN_LEFT,                     EL_YAMYAM               },
4020   { EL_PACMAN_DOWN,                     EL_YAMYAM               },
4021
4022   { -1,                                 -1                      }
4023 };
4024
4025 static struct
4026 {
4027   short element;
4028   char *element_string;
4029 }
4030 forum_sketch_element_strings[] =
4031 {
4032   { EL_PLAYER_1,                "p" },
4033   { EL_EMPTY,                   "_" },
4034   { EL_SAND,                    "s" },
4035   { EL_ROCK,                    "b" },
4036   { EL_EMERALD,                 "e" },
4037   { EL_BUG,                     "u" },
4038   { EL_SPACESHIP,               "h" },
4039   { EL_BD_FIREFLY,              "f" },
4040   { EL_BD_BUTTERFLY,            "b" },
4041   { EL_AMOEBA,                  "a" },
4042   { EL_YAMYAM,                  "y" },
4043   { EL_WALL,                    "w" },
4044   { EL_STEELWALL,               "t" },
4045   { EL_MAGIC_WALL,              "m" },
4046   { EL_EXIT_OPEN,               "x" },
4047   { EL_DYNAMITE,                "d" },
4048   { EL_KEY_1,                   "1" },
4049   { EL_KEY_2,                   "2" },
4050   { EL_KEY_3,                   "3" },
4051   { EL_KEY_4,                   "4" },
4052   { EL_GATE_1,                  "5" },
4053   { EL_GATE_2,                  "6" },
4054   { EL_GATE_3,                  "7" },
4055   { EL_GATE_4,                  "8" },
4056   { EL_GATE_1_GRAY,             "9" },
4057   { EL_BOMB,                    "@" },
4058   { EL_ROBOT,                   "r" },
4059   { EL_ROBOT_WHEEL,             "0" },
4060   { EL_NUT,                     "n" },
4061   { EL_CUSTOM_1,                "c" },
4062   { EL_CHAR_QUESTION,           "?" },
4063
4064   { -1,                         NULL }
4065 };
4066
4067 #endif
4068
4069
4070 /*
4071   -----------------------------------------------------------------------------
4072   functions
4073   -----------------------------------------------------------------------------
4074 */
4075
4076 static int getMaxInfoTextLength()
4077 {
4078   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4079 }
4080
4081 static int getTextWidthForGadget(char *text)
4082 {
4083   if (text == NULL)
4084     return 0;
4085
4086   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4087 }
4088
4089 static int getTextWidthForDrawingArea(char *text)
4090 {
4091   if (text == NULL)
4092     return 0;
4093
4094   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4095 }
4096
4097 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4098 {
4099   return (gi->x + gi->width + getTextWidthForGadget(text));
4100 }
4101
4102 static char *getElementInfoText(int element)
4103 {
4104   char *info_text = NULL;
4105
4106   if (element < NUM_FILE_ELEMENTS)
4107   {
4108     if (strlen(element_info[element].description) > 0)
4109       info_text = element_info[element].description;
4110     else if (element_info[element].custom_description != NULL)
4111       info_text = element_info[element].custom_description;
4112     else if (element_info[element].editor_description != NULL)
4113       info_text = element_info[element].editor_description;
4114   }
4115
4116   if (info_text == NULL)
4117     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4118
4119   return info_text;
4120 }
4121
4122 static void ReinitializeElementList()
4123 {
4124   static boolean initialized = FALSE;
4125   int pos = 0;
4126   int i, j;
4127
4128   checked_free(editor_elements);
4129
4130 #if 0
4131   if (!initialized)
4132 #else
4133   /* reload user defined element list for each invocation of level editor */
4134 #endif
4135   {
4136     /* initialize optional user defined element list */
4137     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4138                                      &num_editor_el_user_defined);
4139
4140     /* initialize list of empty elements (used for padding, if needed) */
4141     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4142       editor_el_empty[i] = EL_EMPTY;
4143
4144     /* do some sanity checks for each element from element list */
4145     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4146     {
4147       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4148       {
4149         int element = (*editor_elements_info[i].element_list)[j];
4150
4151         if (element >= NUM_FILE_ELEMENTS)
4152           Error(ERR_WARN, "editor element %d is runtime element", element);
4153
4154         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4155           Error(ERR_WARN, "no element description for element %d", element);
4156       }
4157     }
4158
4159     initialized = TRUE;
4160   }
4161
4162   num_editor_elements = 0;
4163   use_el_empty = FALSE;
4164
4165   /* determine size of element list */
4166   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4167   {
4168     if (*editor_elements_info[i].setup_value)
4169     {
4170       if (setup.editor.el_headlines)
4171         num_editor_elements += *editor_elements_info[i].headline_list_size;
4172
4173       num_editor_elements += *editor_elements_info[i].element_list_size;
4174     }
4175   }
4176
4177   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4178   {
4179     /* offer at least as many elements as element buttons exist */
4180     use_el_empty = TRUE;
4181     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4182
4183     num_editor_elements += num_editor_el_empty;
4184   }
4185
4186   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4187
4188   /* fill element list */
4189   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4190   {
4191     if (*editor_elements_info[i].setup_value)
4192     {
4193       if (setup.editor.el_headlines)
4194         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4195           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4196
4197       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4198         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4199     }
4200   }
4201
4202   /* correct position of element list scrollbar */
4203   if (element_shift < 0)
4204     element_shift = 0;
4205   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4206     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4207 }
4208
4209 void PrintEditorElementList()
4210 {
4211   boolean *stop = &setup.editor.el_user_defined;
4212   int i, j;
4213
4214   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4215   {
4216     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4217     {
4218       int element = (*editor_elements_info[i].headline_list)[j];
4219
4220       printf("# %s\n", element_info[element].token_name);
4221     }
4222
4223     if (j > 0)
4224       printf("#\n");
4225
4226     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4227     {
4228       int element = (*editor_elements_info[i].element_list)[j];
4229
4230       printf("# %s\n", element_info[element].token_name);
4231     }
4232
4233     if (j > 0)
4234       printf("#\n");
4235   }
4236 }
4237
4238 static void ReinitializeElementListButtons()
4239 {
4240   static boolean last_setup_value_headlines = FALSE;
4241   static boolean initialization_needed = TRUE;
4242   int i;
4243
4244   if (!initialization_needed)   /* check if editor element setup has changed */
4245   {
4246     if (last_setup_value_headlines != setup.editor.el_headlines)
4247       initialization_needed = TRUE;
4248
4249     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4250       if (editor_elements_info[i].last_setup_value !=
4251           *editor_elements_info[i].setup_value)
4252         initialization_needed = TRUE;
4253   }
4254
4255   if (!initialization_needed)
4256     return;
4257
4258   FreeLevelEditorGadgets();
4259   CreateLevelEditorGadgets();
4260
4261   /* store current setup values for next invocation of this function */
4262   last_setup_value_headlines = setup.editor.el_headlines;
4263   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4264     editor_elements_info[i].last_setup_value =
4265       *editor_elements_info[i].setup_value;
4266
4267   initialization_needed = FALSE;
4268 }
4269
4270 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4271                               boolean input)
4272 {
4273   int border_graphic =
4274     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4275   Bitmap *src_bitmap;
4276   int src_x, src_y;
4277   int num_mini_tilex = width  / MINI_TILEX + 1;
4278   int num_mini_tiley = height / MINI_TILEY + 1;
4279   int x, y;
4280
4281   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4282
4283   for (y = 0; y < num_mini_tiley; y++)
4284     for (x = 0; x < num_mini_tilex; x++)
4285       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4286                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4287                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4288
4289   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4290 }
4291
4292 static void DrawDrawingArea(int id)
4293 {
4294   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4295   int x, y;
4296
4297   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4298     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4299                        el2edimg(random_placement_background_element));
4300   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4301     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4302   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4303     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4304                        el2edimg(custom_element.gfx_element));
4305   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4306     for (y = 0; y < 3; y++)
4307       for (x = 0; x < 3; x++)
4308         DrawMiniGraphicExt(drawto,
4309                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4310                            el2edimg(custom_element.content[x][y]));
4311   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4312     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4313                        el2edimg(custom_element.move_enter_element));
4314   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4315     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4316                        el2edimg(custom_element.move_leave_element));
4317   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4318     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4319                        el2edimg(custom_element_change.target_element));
4320   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4321     for (y = 0; y < 3; y++)
4322       for (x = 0; x < 3; x++)
4323         DrawMiniGraphicExt(drawto,
4324                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4325                            el2edimg(custom_element_change.target_content[x][y]));
4326   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4327     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4328                        el2edimg(custom_element_change.trigger_element));
4329   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4330     for (x = 0; x < group_element_info.num_elements; x++)
4331       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4332                          el2edimg(group_element_info.element[x]));
4333   else if (id >= ED_DRAWING_ID_YAMYAM_CONTENT_0 &&
4334            id <= ED_DRAWING_ID_YAMYAM_CONTENT_7)
4335   {
4336     int nr = id - ED_DRAWING_ID_YAMYAM_CONTENT_0;
4337
4338     for (y = 0; y < 3; y++)
4339       for (x = 0; x < 3; x++)
4340         DrawMiniGraphicExt(drawto,
4341                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4342                            el2edimg(level.yamyam_content[nr][x][y]));
4343   }
4344   else if (id >= ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 &&
4345            id <= ED_DRAWING_ID_MAGIC_BALL_CONTENT_7)
4346   {
4347     int nr = id - ED_DRAWING_ID_MAGIC_BALL_CONTENT_0;
4348
4349     for (y = 0; y < 3; y++)
4350       for (x = 0; x < 3; x++)
4351         DrawMiniGraphicExt(drawto,
4352                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4353                            el2edimg(level.ball_content[nr][x][y]));
4354   }
4355 }
4356
4357 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4358 {
4359   int x,y;
4360   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4361   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4362
4363   BlitBitmap(drawto, drawto,
4364              SX + (dx == -1 ? MINI_TILEX : 0),
4365              SY + (dy == -1 ? MINI_TILEY : 0),
4366              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4367              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4368              SX + (dx == +1 ? MINI_TILEX : 0),
4369              SY + (dy == +1 ? MINI_TILEY : 0));
4370   if (dx)
4371   {
4372     x = (dx == 1 ? 0 : ed_fieldx - 1);
4373     for (y = 0; y < ed_fieldy; y++)
4374       DrawMiniElementOrWall(x, y, from_x, from_y);
4375   }
4376   else if (dy)
4377   {
4378     y = (dy == 1 ? 0 : ed_fieldy - 1);
4379     for (x = 0; x < ed_fieldx; x++)
4380       DrawMiniElementOrWall(x, y, from_x, from_y);
4381   }
4382
4383   redraw_mask |= REDRAW_FIELD;
4384   BackToFront();
4385 }
4386
4387 static void CreateControlButtons()
4388 {
4389   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4390   struct GadgetInfo *gi;
4391   unsigned long event_mask;
4392   int i;
4393
4394   /* create toolbox buttons */
4395   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4396   {
4397     int id = i;
4398     int width, height;
4399     int gd_xoffset, gd_yoffset;
4400     int gd_x1, gd_x2, gd_y1, gd_y2;
4401     int button_type;
4402     int radio_button_nr;
4403     boolean checked;
4404
4405     if (id == GADGET_ID_SINGLE_ITEMS ||
4406         id == GADGET_ID_CONNECTED_ITEMS ||
4407         id == GADGET_ID_LINE ||
4408         id == GADGET_ID_ARC ||
4409         id == GADGET_ID_TEXT ||
4410         id == GADGET_ID_RECTANGLE ||
4411         id == GADGET_ID_FILLED_BOX ||
4412         id == GADGET_ID_FLOOD_FILL ||
4413         id == GADGET_ID_GRAB_BRUSH ||
4414         id == GADGET_ID_PICK_ELEMENT ||
4415         id == GADGET_ID_CUSTOM_COPY_FROM ||
4416         id == GADGET_ID_CUSTOM_COPY_TO ||
4417         id == GADGET_ID_CUSTOM_EXCHANGE)
4418     {
4419       button_type = GD_TYPE_RADIO_BUTTON;
4420       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4421       checked = (id == drawing_function ? TRUE : FALSE);
4422       event_mask = GD_EVENT_PRESSED;
4423     }
4424     else
4425     {
4426       button_type = GD_TYPE_NORMAL_BUTTON;
4427       radio_button_nr = RADIO_NR_NONE;
4428       checked = FALSE;
4429
4430       if (id == GADGET_ID_WRAP_LEFT ||
4431           id == GADGET_ID_WRAP_RIGHT ||
4432           id == GADGET_ID_WRAP_UP ||
4433           id == GADGET_ID_WRAP_DOWN)
4434         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4435       else
4436         event_mask = GD_EVENT_RELEASED;
4437     }
4438
4439     if (id < ED_NUM_CTRL1_BUTTONS)
4440     {
4441       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4442       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4443
4444       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4445       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4446       width  = ED_CTRL1_BUTTON_XSIZE;
4447       height = ED_CTRL1_BUTTON_YSIZE;
4448
4449       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4450       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4451       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4452       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4453     }
4454     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4455     {
4456       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4457       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4458
4459       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4460       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4461       width  = ED_CTRL2_BUTTON_XSIZE;
4462       height = ED_CTRL2_BUTTON_YSIZE;
4463
4464       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4465       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4466       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4467       gd_y2 = 0;        /* no alternative graphic for these buttons */
4468     }
4469     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4470     {
4471       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4472       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4473
4474       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4475       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4476       width  = ED_CTRL3_BUTTON_XSIZE;
4477       height = ED_CTRL3_BUTTON_YSIZE;
4478
4479       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4480       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4481       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4482       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4483     }
4484     else
4485     {
4486       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4487       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4488
4489       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4490       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4491       width  = ED_CTRL4_BUTTON_XSIZE;
4492       height = ED_CTRL4_BUTTON_YSIZE;
4493
4494       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4495       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4496       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4497       gd_y2 = 0;        /* no alternative graphic for these buttons */
4498     }
4499
4500     gi = CreateGadget(GDI_CUSTOM_ID, id,
4501                       GDI_CUSTOM_TYPE_ID, i,
4502                       GDI_INFO_TEXT, control_info[i].text,
4503                       GDI_X, EX + gd_xoffset,
4504                       GDI_Y, EY + gd_yoffset,
4505                       GDI_WIDTH, width,
4506                       GDI_HEIGHT, height,
4507                       GDI_TYPE, button_type,
4508                       GDI_STATE, GD_BUTTON_UNPRESSED,
4509                       GDI_RADIO_NR, radio_button_nr,
4510                       GDI_CHECKED, checked,
4511                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4512                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4513                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4514                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4515                       GDI_EVENT_MASK, event_mask,
4516                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4517                       GDI_CALLBACK_ACTION, HandleControlButtons,
4518                       GDI_END);
4519
4520     if (gi == NULL)
4521       Error(ERR_EXIT, "cannot create gadget");
4522
4523     level_editor_gadget[id] = gi;
4524   }
4525
4526   /* create buttons for scrolling of drawing area and element list */
4527   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4528   {
4529     int id = scrollbutton_info[i].gadget_id;
4530     int x, y, width, height;
4531     int gd_x1, gd_x2, gd_y1, gd_y2;
4532
4533     x = scrollbutton_info[i].x;
4534     y = scrollbutton_info[i].y;
4535
4536     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4537
4538     if (id == GADGET_ID_SCROLL_LIST_UP ||
4539         id == GADGET_ID_SCROLL_LIST_DOWN)
4540     {
4541       x += DX;
4542       y += DY;
4543       width = ED_SCROLLBUTTON2_XSIZE;
4544       height = ED_SCROLLBUTTON2_YSIZE;
4545       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4546       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4547       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4548       gd_y2 = gd_y1;
4549     }
4550     else
4551     {
4552       x += SX;
4553       y += SY;
4554       width = ED_SCROLLBUTTON_XSIZE;
4555       height = ED_SCROLLBUTTON_YSIZE;
4556       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4557       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4558       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4559       gd_y2 = gd_y1;
4560     }
4561
4562     gi = CreateGadget(GDI_CUSTOM_ID, id,
4563                       GDI_CUSTOM_TYPE_ID, i,
4564                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4565                       GDI_X, x,
4566                       GDI_Y, y,
4567                       GDI_WIDTH, width,
4568                       GDI_HEIGHT, height,
4569                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4570                       GDI_STATE, GD_BUTTON_UNPRESSED,
4571                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4572                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4573                       GDI_EVENT_MASK, event_mask,
4574                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4575                       GDI_CALLBACK_ACTION, HandleControlButtons,
4576                       GDI_END);
4577
4578     if (gi == NULL)
4579       Error(ERR_EXIT, "cannot create gadget");
4580
4581     level_editor_gadget[id] = gi;
4582   }
4583
4584   /* create buttons for element list */
4585   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4586   {
4587     Bitmap *deco_bitmap;
4588     int deco_x, deco_y, deco_xpos, deco_ypos;
4589     int gd_xoffset, gd_yoffset;
4590     int gd_x1, gd_x2, gd_y;
4591     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4592     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4593     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4594     int element = editor_elements[i];
4595
4596     event_mask = GD_EVENT_RELEASED;
4597
4598     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4599     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4600
4601     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4602     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4603     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4604
4605     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4606     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4607     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4608
4609     gi = CreateGadget(GDI_CUSTOM_ID, id,
4610                       GDI_CUSTOM_TYPE_ID, i,
4611                       GDI_INFO_TEXT, getElementInfoText(element),
4612                       GDI_X, DX + gd_xoffset,
4613                       GDI_Y, DY + gd_yoffset,
4614                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4615                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4616                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4617                       GDI_STATE, GD_BUTTON_UNPRESSED,
4618                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4619                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4620                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4621                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4622                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4623                       GDI_DECORATION_SHIFTING, 1, 1,
4624                       GDI_EVENT_MASK, event_mask,
4625                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4626                       GDI_CALLBACK_ACTION, HandleControlButtons,
4627                       GDI_END);
4628
4629     if (gi == NULL)
4630       Error(ERR_EXIT, "cannot create gadget");
4631
4632     level_editor_gadget[id] = gi;
4633   }
4634 }
4635
4636 static void CreateCounterButtons()
4637 {
4638   int max_infotext_len = getMaxInfoTextLength();
4639   int i;
4640
4641   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4642   {
4643     int j;
4644     int x = SX + counterbutton_info[i].x;       /* down count button */
4645     int y = SY + counterbutton_info[i].y;
4646
4647     /* determine horizontal position to the right of specified gadget */
4648     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4649       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4650            ED_GADGET_TEXT_DISTANCE);
4651
4652     /* determine horizontal offset for leading text */
4653     if (counterbutton_info[i].text_left != NULL)
4654       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4655
4656     for (j = 0; j < 2; j++)
4657     {
4658       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4659       struct GadgetInfo *gi;
4660       int id = (j == 0 ?
4661                 counterbutton_info[i].gadget_id_down :
4662                 counterbutton_info[i].gadget_id_up);
4663       int gd_xoffset;
4664       int gd_x, gd_x1, gd_x2, gd_y;
4665       int x_size, y_size;
4666       unsigned long event_mask;
4667       char infotext[max_infotext_len + 1];
4668
4669       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4670
4671       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4672       {
4673         int sid = (j == 0 ?
4674                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4675                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4676
4677         event_mask |= GD_EVENT_RELEASED;
4678
4679         if (j == 1)
4680           x += 2 * ED_GADGET_DISTANCE;
4681         y += ED_GADGET_DISTANCE;
4682
4683         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4684         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4685         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4686         x_size = ED_SCROLLBUTTON_XSIZE;
4687         y_size = ED_SCROLLBUTTON_YSIZE;
4688       }
4689       else
4690       {
4691         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4692         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4693         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4694         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4695         x_size = ED_BUTTON_COUNT_XSIZE;
4696         y_size = ED_BUTTON_COUNT_YSIZE;
4697       }
4698
4699       sprintf(infotext, "%s counter value by 1, 5 or 10",
4700               (j == 0 ? "decrease" : "increase"));
4701
4702       gi = CreateGadget(GDI_CUSTOM_ID, id,
4703                         GDI_CUSTOM_TYPE_ID, i,
4704                         GDI_INFO_TEXT, infotext,
4705                         GDI_X, x,
4706                         GDI_Y, y,
4707                         GDI_WIDTH, x_size,
4708                         GDI_HEIGHT, y_size,
4709                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4710                         GDI_STATE, GD_BUTTON_UNPRESSED,
4711                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4712                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4713                         GDI_EVENT_MASK, event_mask,
4714                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4715                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4716                         GDI_END);
4717
4718       if (gi == NULL)
4719         Error(ERR_EXIT, "cannot create gadget");
4720
4721       level_editor_gadget[id] = gi;
4722       right_gadget_border[id] =
4723         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4724
4725       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4726
4727       if (j == 0)
4728       {
4729         int font_type = FONT_INPUT_1;
4730         int font_type_active = FONT_INPUT_1_ACTIVE;
4731         int gd_width = ED_WIN_COUNT_XSIZE;
4732
4733         id = counterbutton_info[i].gadget_id_text;
4734         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4735
4736         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4737         {
4738           font_type = FONT_LEVEL_NUMBER;
4739           font_type_active = FONT_LEVEL_NUMBER;
4740
4741           x += 2 * ED_GADGET_DISTANCE;
4742           y -= ED_GADGET_DISTANCE;
4743
4744           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4745           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4746           gd_width = ED_WIN_COUNT2_XSIZE;
4747         }
4748         else
4749         {
4750           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4751           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4752         }
4753
4754         gi = CreateGadget(GDI_CUSTOM_ID, id,
4755                           GDI_CUSTOM_TYPE_ID, i,
4756                           GDI_INFO_TEXT, "enter counter value",
4757                           GDI_X, x,
4758                           GDI_Y, y,
4759                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4760                           GDI_NUMBER_VALUE, 0,
4761                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4762                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4763                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4764                           GDI_TEXT_FONT, font_type,
4765                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4766                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4767                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4768                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4769                           GDI_DESIGN_WIDTH, gd_width,
4770                           GDI_EVENT_MASK, event_mask,
4771                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4772                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4773                           GDI_END);
4774
4775         if (gi == NULL)
4776           Error(ERR_EXIT, "cannot create gadget");
4777
4778         level_editor_gadget[id] = gi;
4779         right_gadget_border[id] =
4780           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4781
4782         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4783       }
4784     }
4785   }
4786 }
4787
4788 static void CreateDrawingAreas()
4789 {
4790   int i;
4791
4792   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4793   {
4794     struct GadgetInfo *gi;
4795     unsigned long event_mask;
4796     int id = drawingarea_info[i].gadget_id;
4797     int x = SX + drawingarea_info[i].x;
4798     int y = SY + drawingarea_info[i].y;
4799     int area_xsize = drawingarea_info[i].area_xsize;
4800     int area_ysize = drawingarea_info[i].area_ysize;
4801
4802     event_mask =
4803       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4804       GD_EVENT_OFF_BORDERS;
4805
4806     /* determine horizontal position to the right of specified gadget */
4807     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4808       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4809            ED_DRAWINGAREA_TEXT_DISTANCE);
4810
4811     /* determine horizontal offset for leading text */
4812     if (drawingarea_info[i].text_left != NULL)
4813       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4814
4815     gi = CreateGadget(GDI_CUSTOM_ID, id,
4816                       GDI_CUSTOM_TYPE_ID, i,
4817                       GDI_X, x,
4818                       GDI_Y, y,
4819                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4820                       GDI_AREA_SIZE, area_xsize, area_ysize,
4821                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4822                       GDI_EVENT_MASK, event_mask,
4823                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4824                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4825                       GDI_END);
4826
4827     if (gi == NULL)
4828       Error(ERR_EXIT, "cannot create gadget");
4829
4830     level_editor_gadget[id] = gi;
4831     right_gadget_border[id] =
4832       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4833   }
4834 }
4835
4836 static void CreateTextInputGadgets()
4837 {
4838   int max_infotext_len = getMaxInfoTextLength();
4839   int i;
4840
4841   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4842   {
4843     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4844     int gd_x, gd_y;
4845     struct GadgetInfo *gi;
4846     unsigned long event_mask;
4847     char infotext[MAX_OUTPUT_LINESIZE + 1];
4848     int id = textinput_info[i].gadget_id;
4849
4850     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4851
4852     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4853     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4854
4855     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4856     infotext[max_infotext_len] = '\0';
4857
4858     gi = CreateGadget(GDI_CUSTOM_ID, id,
4859                       GDI_CUSTOM_TYPE_ID, i,
4860                       GDI_INFO_TEXT, infotext,
4861                       GDI_X, SX + textinput_info[i].x,
4862                       GDI_Y, SY + textinput_info[i].y,
4863                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4864                       GDI_TEXT_VALUE, textinput_info[i].value,
4865                       GDI_TEXT_SIZE, textinput_info[i].size,
4866                       GDI_TEXT_FONT, FONT_INPUT_1,
4867                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4868                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4869                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4870                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4871                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4872                       GDI_EVENT_MASK, event_mask,
4873                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4874                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4875                       GDI_END);
4876
4877     if (gi == NULL)
4878       Error(ERR_EXIT, "cannot create gadget");
4879
4880     level_editor_gadget[id] = gi;
4881   }
4882 }
4883
4884 static void CreateTextAreaGadgets()
4885 {
4886   int max_infotext_len = getMaxInfoTextLength();
4887   int i;
4888
4889   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4890   {
4891     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4892     int gd_x, gd_y;
4893     struct GadgetInfo *gi;
4894     unsigned long event_mask;
4895     char infotext[MAX_OUTPUT_LINESIZE + 1];
4896     int id = textarea_info[i].gadget_id;
4897     int area_xsize = textarea_info[i].xsize;
4898     int area_ysize = textarea_info[i].ysize;
4899
4900     event_mask = GD_EVENT_TEXT_LEAVING;
4901
4902     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4903     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4904
4905     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4906     infotext[max_infotext_len] = '\0';
4907
4908     gi = CreateGadget(GDI_CUSTOM_ID, id,
4909                       GDI_CUSTOM_TYPE_ID, i,
4910                       GDI_INFO_TEXT, infotext,
4911                       GDI_X, SX + textarea_info[i].x,
4912                       GDI_Y, SY + textarea_info[i].y,
4913                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4914                       GDI_AREA_SIZE, area_xsize, area_ysize,
4915                       GDI_TEXT_FONT, FONT_INPUT_1,
4916                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4917                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4918                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4919                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4920                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4921                       GDI_EVENT_MASK, event_mask,
4922                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4923                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4924                       GDI_END);
4925
4926     if (gi == NULL)
4927       Error(ERR_EXIT, "cannot create gadget");
4928
4929     level_editor_gadget[id] = gi;
4930   }
4931 }
4932
4933 static void CreateSelectboxGadgets()
4934 {
4935   int max_infotext_len = getMaxInfoTextLength();
4936   int i, j;
4937
4938   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4939   {
4940     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4941     int gd_x, gd_y;
4942     struct GadgetInfo *gi;
4943     unsigned long event_mask;
4944     char infotext[MAX_OUTPUT_LINESIZE + 1];
4945     int id = selectbox_info[i].gadget_id;
4946     int x = SX + selectbox_info[i].x;
4947     int y = SY + selectbox_info[i].y;
4948
4949     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4950     {
4951       /* (we cannot use -1 for uninitialized values if we directly compare
4952          with results from strlen(), because the '<' and '>' operation will
4953          implicitely cast -1 to an unsigned integer value!) */
4954       selectbox_info[i].size = 0;
4955
4956       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4957         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4958           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4959
4960       selectbox_info[i].size++;         /* add one character empty space */
4961     }
4962
4963     event_mask = GD_EVENT_RELEASED |
4964       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4965
4966     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4967     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4968
4969     /* determine horizontal position to the right of specified gadget */
4970     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4971       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4972            ED_GADGET_TEXT_DISTANCE);
4973
4974     /* determine horizontal offset for leading text */
4975     if (selectbox_info[i].text_left != NULL)
4976       x += getTextWidthForGadget(selectbox_info[i].text_left);
4977
4978     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4979     infotext[max_infotext_len] = '\0';
4980
4981     gi = CreateGadget(GDI_CUSTOM_ID, id,
4982                       GDI_CUSTOM_TYPE_ID, i,
4983                       GDI_INFO_TEXT, infotext,
4984                       GDI_X, x,
4985                       GDI_Y, y,
4986                       GDI_TYPE, GD_TYPE_SELECTBOX,
4987                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4988                       GDI_TEXT_SIZE, selectbox_info[i].size,
4989                       GDI_TEXT_FONT, FONT_INPUT_1,
4990                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4991                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4992                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4993                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4994                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4995                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4996                       GDI_EVENT_MASK, event_mask,
4997                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4998                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4999                       GDI_END);
5000
5001     if (gi == NULL)
5002       Error(ERR_EXIT, "cannot create gadget");
5003
5004     level_editor_gadget[id] = gi;
5005     right_gadget_border[id] =
5006       getRightGadgetBorder(gi, selectbox_info[i].text_right);
5007   }
5008 }
5009
5010 static void CreateTextbuttonGadgets()
5011 {
5012   int max_infotext_len = getMaxInfoTextLength();
5013   int i;
5014
5015   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
5016   {
5017     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5018     int gd_x1, gd_x2, gd_y1, gd_y2;
5019     struct GadgetInfo *gi;
5020     unsigned long event_mask;
5021     char infotext[MAX_OUTPUT_LINESIZE + 1];
5022     int id = textbutton_info[i].gadget_id;
5023     int x = SX + textbutton_info[i].x;
5024     int y = SY + textbutton_info[i].y;
5025
5026     if (textbutton_info[i].size == -1)  /* dynamically determine size */
5027       textbutton_info[i].size = strlen(textbutton_info[i].text);
5028
5029     event_mask = GD_EVENT_RELEASED;
5030
5031     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
5032     {
5033       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
5034       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
5035       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
5036       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
5037     }
5038     else
5039     {
5040       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
5041       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
5042       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
5043       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
5044     }
5045
5046     sprintf(infotext, "%s", textbutton_info[i].infotext);
5047     infotext[max_infotext_len] = '\0';
5048
5049     /* determine horizontal position to the right of specified gadget */
5050     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5051       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
5052            ED_GADGET_TEXT_DISTANCE);
5053
5054     /* determine horizontal offset for leading text */
5055     if (textbutton_info[i].text_left != NULL)
5056       x += getTextWidthForGadget(textbutton_info[i].text_left);
5057
5058     gi = CreateGadget(GDI_CUSTOM_ID, id,
5059                       GDI_CUSTOM_TYPE_ID, i,
5060                       GDI_INFO_TEXT, infotext,
5061                       GDI_X, x,
5062                       GDI_Y, y,
5063                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
5064                       GDI_TEXT_VALUE, textbutton_info[i].text,
5065                       GDI_TEXT_SIZE, textbutton_info[i].size,
5066                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
5067                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
5068                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5069                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5070                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5071                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
5072                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5073                       GDI_DECORATION_SHIFTING, 1, 1,
5074                       GDI_EVENT_MASK, event_mask,
5075                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5076                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
5077                       GDI_END);
5078
5079     if (gi == NULL)
5080       Error(ERR_EXIT, "cannot create gadget");
5081
5082     level_editor_gadget[id] = gi;
5083     right_gadget_border[id] =
5084       getRightGadgetBorder(gi, textbutton_info[i].text_right);
5085   }
5086 }
5087
5088 static void CreateGraphicbuttonGadgets()
5089 {
5090   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5091   struct GadgetInfo *gi;
5092   unsigned long event_mask;
5093   int i;
5094
5095   /* create buttons for scrolling of drawing area and element list */
5096   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
5097   {
5098     int id = graphicbutton_info[i].gadget_id;
5099     int gd_x1, gd_x2, gd_y1, gd_y2;
5100     int x = SX + graphicbutton_info[i].x;
5101     int y = SY + graphicbutton_info[i].y;
5102
5103     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5104
5105     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
5106     {
5107       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
5108       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5109       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
5110       gd_y2 = gd_y1;
5111     }
5112     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5113     {
5114       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5115       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5116       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5117       gd_y2 = gd_y1;
5118     }
5119
5120     /* determine horizontal position to the right of specified gadget */
5121     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5122       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5123            ED_GADGET_TEXT_DISTANCE);
5124
5125     /* determine horizontal offset for leading text */
5126     if (graphicbutton_info[i].text_left != NULL)
5127       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5128
5129     gi = CreateGadget(GDI_CUSTOM_ID, id,
5130                       GDI_CUSTOM_TYPE_ID, i,
5131                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5132                       GDI_X, x,
5133                       GDI_Y, y,
5134                       GDI_WIDTH, graphicbutton_info[i].width,
5135                       GDI_HEIGHT, graphicbutton_info[i].height,
5136                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5137                       GDI_STATE, GD_BUTTON_UNPRESSED,
5138                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5139                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5140                       GDI_EVENT_MASK, event_mask,
5141                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5142                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5143                       GDI_END);
5144
5145     if (gi == NULL)
5146       Error(ERR_EXIT, "cannot create gadget");
5147
5148     level_editor_gadget[id] = gi;
5149     right_gadget_border[id] =
5150       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5151   }
5152 }
5153
5154 static void CreateScrollbarGadgets()
5155 {
5156   int i;
5157
5158   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5159   {
5160     int id = scrollbar_info[i].gadget_id;
5161     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5162     int gd_x1, gd_x2, gd_y1, gd_y2;
5163     struct GadgetInfo *gi;
5164     int items_max, items_visible, item_position;
5165     unsigned long event_mask;
5166
5167     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5168     {
5169       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5170       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5171       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5172     }
5173     else        /* drawing area scrollbars */
5174     {
5175       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5176       {
5177         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5178         items_visible = ed_fieldx;
5179         item_position = 0;
5180       }
5181       else
5182       {
5183         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5184         items_visible = ed_fieldy;
5185         item_position = 0;
5186       }
5187     }
5188
5189     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5190
5191     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5192     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5193                       scrollbar_info[i].height : scrollbar_info[i].width));
5194     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5195     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5196
5197     gi = CreateGadget(GDI_CUSTOM_ID, id,
5198                       GDI_CUSTOM_TYPE_ID, i,
5199                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5200                       GDI_X, scrollbar_info[i].x,
5201                       GDI_Y, scrollbar_info[i].y,
5202                       GDI_WIDTH, scrollbar_info[i].width,
5203                       GDI_HEIGHT, scrollbar_info[i].height,
5204                       GDI_TYPE, scrollbar_info[i].type,
5205                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5206                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5207                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5208                       GDI_STATE, GD_BUTTON_UNPRESSED,
5209                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5210                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5211                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5212                       GDI_EVENT_MASK, event_mask,
5213                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5214                       GDI_CALLBACK_ACTION, HandleControlButtons,
5215                       GDI_END);
5216
5217     if (gi == NULL)
5218       Error(ERR_EXIT, "cannot create gadget");
5219
5220     level_editor_gadget[id] = gi;
5221   }
5222 }
5223
5224 static void CreateCheckbuttonGadgets()
5225 {
5226   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5227   struct GadgetInfo *gi;
5228   unsigned long event_mask;
5229   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5230   int i;
5231
5232   event_mask = GD_EVENT_PRESSED;
5233
5234   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5235   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5236   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5237   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5238   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5239
5240   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5241   {
5242     int id = checkbutton_info[i].gadget_id;
5243     int x = SX + checkbutton_info[i].x;
5244     int y = SY + checkbutton_info[i].y;
5245
5246     if (id == GADGET_ID_STICK_ELEMENT)
5247       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5248     else
5249       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5250
5251     /* determine horizontal position to the right of specified gadget */
5252     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5253       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5254            ED_GADGET_TEXT_DISTANCE);
5255
5256     /* determine horizontal offset for leading text */
5257     if (checkbutton_info[i].text_left != NULL)
5258       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5259
5260     gi = CreateGadget(GDI_CUSTOM_ID, id,
5261                       GDI_CUSTOM_TYPE_ID, i,
5262                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5263                       GDI_X, x,
5264                       GDI_Y, y,
5265                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5266                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5267                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5268                       GDI_CHECKED, *checkbutton_info[i].value,
5269                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5270                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5271                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5272                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5273                       GDI_EVENT_MASK, event_mask,
5274                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5275                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5276                       GDI_END);
5277
5278     if (gi == NULL)
5279       Error(ERR_EXIT, "cannot create gadget");
5280
5281     level_editor_gadget[id] = gi;
5282     right_gadget_border[id] =
5283       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5284   }
5285 }
5286
5287 static void CreateRadiobuttonGadgets()
5288 {
5289   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5290   struct GadgetInfo *gi;
5291   unsigned long event_mask;
5292   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5293   int i;
5294
5295   event_mask = GD_EVENT_PRESSED;
5296
5297   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5298   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5299   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5300   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5301   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5302
5303   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5304   {
5305     int id = radiobutton_info[i].gadget_id;
5306     int x = SX + radiobutton_info[i].x;
5307     int y = SY + radiobutton_info[i].y;
5308
5309     int checked =
5310       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5311
5312     /* determine horizontal position to the right of specified gadget */
5313     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5314       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5315            ED_GADGET_TEXT_DISTANCE);
5316
5317     /* determine horizontal offset for leading text */
5318     if (radiobutton_info[i].text_left != NULL)
5319       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5320
5321     gi = CreateGadget(GDI_CUSTOM_ID, id,
5322                       GDI_CUSTOM_TYPE_ID, i,
5323                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5324                       GDI_X, x,
5325                       GDI_Y, y,
5326                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5327                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5328                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5329                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5330                       GDI_CHECKED, checked,
5331                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5332                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5333                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5334                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5335                       GDI_EVENT_MASK, event_mask,
5336                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5337                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5338                       GDI_END);
5339
5340     if (gi == NULL)
5341       Error(ERR_EXIT, "cannot create gadget");
5342
5343     level_editor_gadget[id] = gi;
5344     right_gadget_border[id] =
5345       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5346   }
5347 }
5348
5349 void CreateLevelEditorGadgets()
5350 {
5351   int old_game_status = game_status;
5352
5353   /* setting 'game_status' is needed to get the right fonts for the editor */
5354   game_status = GAME_MODE_EDITOR;
5355
5356   ReinitializeElementList();
5357
5358   CreateControlButtons();
5359   CreateScrollbarGadgets();
5360
5361   /* order of function calls is important because of cross-references */
5362   CreateCheckbuttonGadgets();
5363   CreateCounterButtons();
5364   CreateRadiobuttonGadgets();
5365   CreateTextInputGadgets();
5366   CreateTextAreaGadgets();
5367   CreateSelectboxGadgets();
5368   CreateGraphicbuttonGadgets();
5369   CreateTextbuttonGadgets();
5370   CreateDrawingAreas();
5371
5372   game_status = old_game_status;
5373 }
5374
5375 void FreeLevelEditorGadgets()
5376 {
5377   int i;
5378
5379   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5380     FreeGadget(level_editor_gadget[i]);
5381 }
5382
5383 static void MapCounterButtons(int id)
5384 {
5385   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5386   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5387   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5388   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5389   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5390   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5391 #if 0
5392   char infotext[MAX_OUTPUT_LINESIZE + 1];
5393   int max_infotext_len = getMaxInfoTextLength();
5394   int xoffset_left = 0;
5395   int yoffset_left = ED_BORDER_SIZE;
5396   int xoffset_right = getCounterGadgetWidth();
5397   int yoffset_right = ED_BORDER_SIZE;
5398 #else
5399   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5400   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5401   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5402   int yoffset = ED_BORDER_SIZE;
5403   int x_left = gi_down->x - xoffset_left;
5404   int x_right = gi_up->x + gi_up->width + xoffset_right;
5405   int y_above = gi_down->y - yoffset_above;
5406   int x = gi_down->x;
5407   int y;        /* set after gadget position was modified */
5408 #endif
5409
5410   /* set position for "value1/value2" counter gadgets (score in most cases) */
5411   if (id == ED_COUNTER_ID_ELEMENT_VALUE1 ||
5412       id == ED_COUNTER_ID_ELEMENT_VALUE2)
5413   {
5414     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5415     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5416     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5417   }
5418
5419   y = gi_up->y + yoffset;
5420
5421   if (counterbutton_info[id].text_above)
5422     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5423
5424   if (counterbutton_info[id].text_left)
5425     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5426
5427   if (counterbutton_info[id].text_right)
5428     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5429
5430   ModifyEditorCounter(id, *counterbutton_info[id].value);
5431
5432   MapGadget(gi_down);
5433   MapGadget(gi_text);
5434   MapGadget(gi_up);
5435 }
5436
5437 static void MapControlButtons()
5438 {
5439   int counter_id;
5440   int i;
5441
5442   /* map toolbox buttons (excluding special CE toolbox buttons) */
5443   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5444     MapGadget(level_editor_gadget[i]);
5445
5446   /* map buttons to select elements */
5447   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5448     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5449   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5450   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5451   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5452
5453   /* map buttons to select level */
5454   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5455   ModifyEditorCounterLimits(counter_id,
5456                             leveldir_current->first_level,
5457                             leveldir_current->last_level);
5458   MapCounterButtons(counter_id);
5459 }
5460
5461 static void MapDrawingArea(int id)
5462 {
5463   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5464   int area_xsize = gi->drawing.area_xsize;
5465   int area_ysize = gi->drawing.area_ysize;
5466   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5467   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5468   int x_left  = gi->x - xoffset_left;
5469   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5470   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5471   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5472   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5473
5474   if (drawingarea_info[id].text_left)
5475     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5476
5477   if (drawingarea_info[id].text_right)
5478     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5479
5480   if (drawingarea_info[id].text_below)
5481     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5482
5483   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5484   {
5485     DrawElementBorder(gi->x, gi->y,
5486                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5487
5488     DrawDrawingArea(id);
5489   }
5490
5491   MapGadget(gi);
5492 }
5493
5494 static void MapTextInputGadget(int id)
5495 {
5496   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5497   int xoffset_above = 0;
5498   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5499   int x_above = textinput_info[id].x + xoffset_above;
5500   int y_above = textinput_info[id].y + yoffset_above;
5501
5502   if (textinput_info[id].text_above)
5503     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5504
5505   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5506
5507   MapGadget(gi);
5508 }
5509
5510 static void MapTextAreaGadget(int id)
5511 {
5512   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5513   int xoffset_above = 0;
5514   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5515   int x_above = textarea_info[id].x + xoffset_above;
5516   int y_above = textarea_info[id].y + yoffset_above;
5517
5518   if (textarea_info[id].text_above)
5519     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5520
5521   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5522
5523   MapGadget(gi);
5524 }
5525
5526 static void MapSelectboxGadget(int id)
5527 {
5528   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5529   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5530   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5531   int yoffset = ED_BORDER_SIZE;
5532   int x_left = gi->x - xoffset_left;
5533   int x_right = gi->x + gi->width + xoffset_right;
5534   int y = gi->y + yoffset;
5535
5536   if (selectbox_info[id].text_left)
5537     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5538
5539   if (selectbox_info[id].text_right)
5540     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5541
5542   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5543
5544   MapGadget(gi);
5545 }
5546
5547 static void MapTextbuttonGadget(int id)
5548 {
5549   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5550   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5551   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5552   int yoffset = ED_BORDER_SIZE;
5553   int x_left = gi->x - xoffset_left;
5554   int x_right = gi->x + gi->width + xoffset_right;
5555   int y = gi->y + yoffset;
5556
5557   /* only show button to delete change pages when more than minimum pages */
5558   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5559       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5560     return;
5561
5562   if (textbutton_info[id].text_left)
5563     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5564
5565   if (textbutton_info[id].text_right)
5566     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5567
5568   MapGadget(gi);
5569 }
5570
5571 static void MapGraphicbuttonGadget(int id)
5572 {
5573   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5574   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5575   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5576   int yoffset = ED_BORDER_SIZE;
5577   int x_left = gi->x - xoffset_left;
5578   int x_right = gi->x + gi->width + xoffset_right;
5579   int y = gi->y + yoffset;
5580
5581   if (graphicbutton_info[id].text_left)
5582     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5583
5584   if (graphicbutton_info[id].text_right)
5585     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5586
5587   MapGadget(gi);
5588 }
5589
5590 static void MapRadiobuttonGadget(int id)
5591 {
5592   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5593   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5594   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5595   int yoffset = ED_BORDER_SIZE;
5596   int x_left = gi->x - xoffset_left;
5597   int x_right = gi->x + gi->width + xoffset_right;
5598   int y = gi->y + yoffset;
5599   boolean checked =
5600     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5601
5602   if (radiobutton_info[id].text_left)
5603     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5604
5605   if (radiobutton_info[id].text_right)
5606     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5607
5608   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5609
5610   MapGadget(gi);
5611 }
5612
5613 static void MapCheckbuttonGadget(int id)
5614 {
5615   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5616   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5617   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5618   int yoffset = ED_BORDER_SIZE;
5619   int x_left, x_right, y;       /* set after gadget position was modified */
5620
5621   /* set position for gadgets with dynamically determined position */
5622   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5623     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5624   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5625
5626   x_left = gi->x - xoffset_left;
5627   x_right = gi->x + gi->width + xoffset_right;
5628   y = gi->y + yoffset;
5629
5630   if (checkbutton_info[id].text_left)
5631     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5632
5633   if (checkbutton_info[id].text_right)
5634     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5635
5636   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5637
5638   MapGadget(gi);
5639 }
5640
5641 static void MapMainDrawingArea()
5642 {
5643   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5644   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5645   int i;
5646
5647   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5648   {
5649     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5650           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5651          no_horizontal_scrollbar) ||
5652         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5653           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5654          no_vertical_scrollbar))
5655       continue;
5656
5657     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5658   }
5659
5660   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5661   {
5662     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5663         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5664       continue;
5665
5666     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5667   }
5668
5669   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5670 }
5671
5672 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5673 {
5674   int i;
5675
5676   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5677   {
5678     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5679         i == GADGET_ID_CUSTOM_COPY_TO ||
5680         i == GADGET_ID_CUSTOM_EXCHANGE ||
5681         i == GADGET_ID_CUSTOM_COPY ||
5682         i == GADGET_ID_CUSTOM_PASTE)
5683     {
5684       if (map)
5685         MapGadget(level_editor_gadget[i]);
5686       else
5687         UnmapGadget(level_editor_gadget[i]);
5688     }
5689   }
5690 }
5691
5692 static void MapLevelEditorToolboxCustomGadgets()
5693 {
5694   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5695 }
5696
5697 static void UnmapLevelEditorToolboxCustomGadgets()
5698 {
5699   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5700 }
5701
5702 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5703 {
5704   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5705   int i;
5706
5707   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5708   {
5709     if (i != GADGET_ID_SINGLE_ITEMS &&
5710         i != GADGET_ID_PROPERTIES &&
5711         i != GADGET_ID_PICK_ELEMENT)
5712     {
5713       struct GadgetInfo *gi = level_editor_gadget[i];
5714
5715       if (map)
5716         MapGadget(gi);
5717       else
5718       {
5719         UnmapGadget(gi);
5720
5721         BlitBitmap(gd_bitmap, drawto,
5722                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5723                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5724                    gi->width, gi->height, gi->x, gi->y);
5725
5726         redraw_mask |= REDRAW_DOOR_3;
5727       }
5728     }
5729   }
5730 }
5731
5732 static void MapLevelEditorToolboxDrawingGadgets()
5733 {
5734   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5735 }
5736
5737 static void UnmapLevelEditorToolboxDrawingGadgets()
5738 {
5739   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5740 }
5741
5742 static void UnmapDrawingArea(int id)
5743 {
5744   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5745 }
5746
5747 static void UnmapLevelEditorWindowGadgets()
5748 {
5749   int i;
5750
5751   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5752     if (level_editor_gadget[i]->x < SX + SXSIZE)
5753       UnmapGadget(level_editor_gadget[i]);
5754 }
5755
5756 void UnmapLevelEditorGadgets()
5757 {
5758   int i;
5759
5760   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5761     UnmapGadget(level_editor_gadget[i]);
5762 }
5763
5764 static void ResetUndoBuffer()
5765 {
5766   undo_buffer_position = -1;
5767   undo_buffer_steps = -1;
5768   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5769
5770   level.changed = FALSE;
5771 }
5772
5773 static void DrawEditModeWindow()
5774 {
5775   ModifyEditorElementList();
5776   RedrawDrawingElements();
5777
5778   if (edit_mode == ED_MODE_INFO)
5779     DrawLevelInfoWindow();
5780   else if (edit_mode == ED_MODE_PROPERTIES)
5781     DrawPropertiesWindow();
5782   else  /* edit_mode == ED_MODE_DRAWING */
5783     DrawDrawingWindow();
5784 }
5785
5786 static boolean LevelChanged()
5787 {
5788   boolean field_changed = FALSE;
5789   int x, y;
5790
5791   if (leveldir_current->readonly)
5792     return FALSE;
5793
5794   for (y = 0; y < lev_fieldy; y++)
5795     for (x = 0; x < lev_fieldx; x++)
5796       if (Feld[x][y] != level.field[x][y])
5797         field_changed = TRUE;
5798
5799   return (level.changed || field_changed);
5800 }
5801
5802 static boolean LevelContainsPlayer()
5803 {
5804   boolean player_found = FALSE;
5805   int x, y;
5806
5807   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5808
5809   for (y = 0; y < lev_fieldy; y++)
5810     for (x = 0; x < lev_fieldx; x++)
5811       if (Feld[x][y] == EL_PLAYER_1 ||
5812           Feld[x][y] == EL_SP_MURPHY)
5813         player_found = TRUE;
5814
5815   return player_found;
5816 }
5817
5818 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5819                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5820 {
5821   int x, y;
5822
5823   for (x = 0; x < lev_fieldx; x++)
5824     for (y = 0; y < lev_fieldy; y++)
5825       dst[x][y] = src[x][y];
5826 }
5827
5828 static int setSelectboxValue(int selectbox_id, int new_value)
5829 {
5830   int new_index_value = 0;
5831   int i;
5832
5833   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5834     if (selectbox_info[selectbox_id].options[i].value == new_value)
5835       new_index_value = i;
5836
5837   *selectbox_info[selectbox_id].value =
5838     selectbox_info[selectbox_id].options[new_index_value].value;
5839
5840   return new_index_value;
5841 }
5842
5843 static void copy_custom_element_settings(int element_from, int element_to)
5844 {
5845 #if 0
5846   struct ElementInfo ei_to_old = element_info[element_to];
5847   struct ElementInfo *ei_from = &element_info[element_from];
5848   struct ElementInfo *ei_to = &element_info[element_to];
5849   int i;
5850
5851   /* ---------- copy whole element structure ---------- */
5852   *ei_to = *ei_from;
5853
5854   /* ---------- restore structure pointers which cannot be copied ---------- */
5855   ei_to->token_name         = ei_to_old.token_name;
5856   ei_to->class_name         = ei_to_old.class_name;
5857   ei_to->editor_description = ei_to_old.editor_description;
5858   ei_to->custom_description = ei_to_old.custom_description;
5859   ei_to->change_page        = ei_to_old.change_page;
5860   ei_to->change             = ei_to_old.change;
5861   ei_to->group              = ei_to_old.group;
5862
5863   /* ---------- copy element base properties ---------- */
5864   Properties[element_to][EP_BITFIELD_BASE] =
5865     Properties[element_from][EP_BITFIELD_BASE];
5866
5867   /* ---------- reinitialize and copy change pages ---------- */
5868   setElementChangePages(ei_to, ei_to->num_change_pages);
5869
5870   for (i=0; i < ei_to->num_change_pages; i++)
5871     ei_to->change_page[i] = ei_from->change_page[i];
5872
5873   /* ---------- copy group element info ---------- */
5874   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5875     *ei_to->group = *ei_from->group;
5876
5877 #else
5878
5879   struct ElementInfo *ei_from = &element_info[element_from];
5880   struct ElementInfo *ei_to = &element_info[element_to];
5881   int i, x, y;
5882
5883   /* ---------- copy element description ---------- */
5884   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5885     ei_to->description[i] = ei_from->description[i];
5886
5887   /* ---------- copy element base properties ---------- */
5888   Properties[element_to][EP_BITFIELD_BASE] =
5889     Properties[element_from][EP_BITFIELD_BASE];
5890
5891   /* ---------- copy custom property values ---------- */
5892
5893   ei_to->use_gfx_element = ei_from->use_gfx_element;
5894   ei_to->gfx_element = ei_from->gfx_element;
5895
5896   ei_to->access_direction = ei_from->access_direction;
5897
5898   ei_to->collect_score = ei_from->collect_score;
5899   ei_to->collect_count = ei_from->collect_count;
5900
5901   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5902   ei_to->push_delay_random = ei_from->push_delay_random;
5903   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5904   ei_to->drop_delay_random = ei_from->drop_delay_random;
5905   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5906   ei_to->move_delay_random = ei_from->move_delay_random;
5907
5908   ei_to->move_pattern = ei_from->move_pattern;
5909   ei_to->move_direction_initial = ei_from->move_direction_initial;
5910   ei_to->move_stepsize = ei_from->move_stepsize;
5911
5912   ei_to->move_enter_element = ei_from->move_enter_element;
5913   ei_to->move_leave_element = ei_from->move_leave_element;
5914   ei_to->move_leave_type = ei_from->move_leave_type;
5915
5916   ei_to->slippery_type = ei_from->slippery_type;
5917
5918   for (y = 0; y < 3; y++)
5919     for (x = 0; x < 3; x++)
5920       ei_to->content[x][y] = ei_from->content[x][y];
5921
5922   ei_to->explosion_type = ei_from->explosion_type;
5923   ei_to->explosion_delay = ei_from->explosion_delay;
5924   ei_to->ignition_delay = ei_from->ignition_delay;
5925
5926   /* ---------- reinitialize and copy change pages ---------- */
5927
5928   ei_to->num_change_pages = ei_from->num_change_pages;
5929   ei_to->current_change_page = ei_from->current_change_page;
5930
5931   setElementChangePages(ei_to, ei_to->num_change_pages);
5932
5933   for (i=0; i < ei_to->num_change_pages; i++)
5934     ei_to->change_page[i] = ei_from->change_page[i];
5935
5936   /* ---------- copy group element info ---------- */
5937   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5938     *ei_to->group = *ei_from->group;
5939
5940 #endif
5941
5942   /* mark this custom element as modified */
5943   ei_to->modified_settings = TRUE;
5944 }
5945
5946 static void replace_custom_element_in_settings(int element_from,
5947                                                int element_to)
5948 {
5949   int i, j, x, y;
5950
5951   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5952   {
5953     struct ElementInfo *ei = &element_info[i];
5954
5955     for (y = 0; y < 3; y++)
5956       for (x = 0; x < 3; x++)
5957         if (ei->content[x][y] == element_from)
5958           ei->content[x][y] = element_to;
5959
5960     for (j = 0; j < ei->num_change_pages; j++)
5961     {
5962       struct ElementChangeInfo *change = &ei->change_page[j];
5963
5964       if (change->target_element == element_from)
5965         change->target_element = element_to;
5966
5967       if (change->trigger_element == element_from)
5968         change->trigger_element = element_to;
5969
5970       for (y = 0; y < 3; y++)
5971         for (x = 0; x < 3; x++)
5972           if (change->target_content[x][y] == element_from)
5973             change->target_content[x][y] = element_to;
5974     }
5975
5976     if (ei->group != NULL)                              /* group or internal */
5977       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5978         if (ei->group->element[j] == element_from)
5979           ei->group->element[j] = element_to;
5980   }
5981 }
5982
5983 static void replace_custom_element_in_playfield(int element_from,
5984                                                 int element_to)
5985 {
5986   int x, y;
5987
5988   for (x = 0; x < lev_fieldx; x++)
5989     for (y = 0; y < lev_fieldy; y++)
5990       if (Feld[x][y] == element_from)
5991         Feld[x][y] = element_to;
5992 }
5993
5994 static boolean CopyCustomElement(int element_old, int element_new,
5995                                  int copy_mode)
5996 {
5997   if (copy_mode == GADGET_ID_CUSTOM_COPY)
5998   {
5999     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
6000                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6001     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6002   }
6003   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
6004   {
6005     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
6006                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6007     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6008
6009     level.changed = TRUE;
6010   }
6011   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
6012   {
6013     Request("Please choose custom element !", REQ_CONFIRM);
6014
6015     return FALSE;
6016   }
6017   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
6018   {
6019     Request("Please choose group element !", REQ_CONFIRM);
6020
6021     return FALSE;
6022   }
6023   else
6024   {
6025     level.changed = TRUE;
6026   }
6027
6028   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
6029   {
6030     copy_custom_element_settings(element_new, element_old);
6031   }
6032   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
6033   {
6034     copy_custom_element_settings(element_old, element_new);
6035   }
6036   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
6037   {
6038     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
6039     copy_custom_element_settings(element_new, element_old);
6040     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
6041
6042     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
6043     replace_custom_element_in_settings(element_new, element_old);
6044     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
6045
6046     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
6047     replace_custom_element_in_playfield(element_new, element_old);
6048     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
6049   }
6050
6051   UpdateCustomElementGraphicGadgets();
6052   DrawPropertiesWindow();
6053
6054   return TRUE;
6055 }
6056
6057 static void CopyCustomElementPropertiesToEditor(int element)
6058 {
6059   int i;
6060   int current_change_page = element_info[element].current_change_page;
6061
6062   /* dynamically (re)build selectbox for selecting change page */
6063   for (i = 0; i < element_info[element].num_change_pages; i++)
6064   {
6065     sprintf(options_change_page_strings[i], "%d", i + 1);
6066
6067     options_change_page[i].value = i;
6068     options_change_page[i].text = options_change_page_strings[i];
6069   }
6070
6071   options_change_page[i].value = -1;
6072   options_change_page[i].text = NULL;
6073
6074   /* needed here to initialize combined element properties */
6075   InitElementPropertiesEngine(level.game_version);
6076
6077   element_info[element].change =
6078     &element_info[element].change_page[current_change_page];
6079
6080   custom_element = element_info[element];
6081   custom_element_change = *element_info[element].change;
6082
6083   /* needed to initially set selectbox value variables to reliable defaults */
6084   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6085     setSelectboxValue(i, *selectbox_info[i].value);
6086
6087   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6088     custom_element_properties[i] = HAS_PROPERTY(element, i);
6089
6090   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6091     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
6092
6093   /* ---------- element settings: configure (custom elements) ------------- */
6094
6095   /* set accessible layer selectbox help value */
6096   custom_element.access_type =
6097     (IS_WALKABLE(element) ? EP_WALKABLE :
6098      IS_PASSABLE(element) ? EP_PASSABLE :
6099      custom_element.access_type);
6100   custom_element.access_layer =
6101     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
6102      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
6103      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
6104      custom_element.access_layer);
6105   custom_element.access_protected =
6106     (IS_PROTECTED(element) ? 1 : 0);
6107   custom_element_properties[EP_ACCESSIBLE] =
6108     (IS_ACCESSIBLE_OVER(element) ||
6109      IS_ACCESSIBLE_INSIDE(element) ||
6110      IS_ACCESSIBLE_UNDER(element));
6111
6112   /* set walk-to-object action selectbox help value */
6113   custom_element.walk_to_action =
6114     (IS_DIGGABLE(element) ? EP_DIGGABLE :
6115      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
6116      IS_DROPPABLE(element) ? EP_DROPPABLE :
6117      IS_THROWABLE(element) ? EP_THROWABLE :
6118      IS_PUSHABLE(element) ? EP_PUSHABLE :
6119      custom_element.walk_to_action);
6120   custom_element_properties[EP_WALK_TO_OBJECT] =
6121     (IS_DIGGABLE(element) ||
6122      IS_COLLECTIBLE_ONLY(element) ||
6123      IS_DROPPABLE(element) ||
6124      IS_THROWABLE(element) ||
6125      IS_PUSHABLE(element));
6126
6127   /* set smash targets selectbox help value */
6128   custom_element.smash_targets =
6129     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
6130      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
6131      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
6132      custom_element.smash_targets);
6133   custom_element_properties[EP_CAN_SMASH] =
6134     (CAN_SMASH_EVERYTHING(element) ||
6135      CAN_SMASH_ENEMIES(element) ||
6136      CAN_SMASH_PLAYER(element));
6137
6138   /* set deadliness selectbox help value */
6139   custom_element.deadliness =
6140     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
6141      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
6142      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
6143      custom_element.deadliness);
6144   custom_element_properties[EP_DEADLY] =
6145     (DONT_TOUCH(element) ||
6146      DONT_COLLIDE_WITH(element) ||
6147      DONT_RUN_INTO(element));
6148
6149 #if 0
6150   /* set explosion type selectbox help value */
6151   custom_element.explosion_type =
6152     (
6153 #if 0
6154      IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
6155 #endif
6156      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
6157      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
6158      CAN_EXPLODE_CROSS(element) ? EP_CAN_EXPLODE_CROSS :
6159      custom_element.explosion_type);
6160   custom_element_properties[EP_CAN_EXPLODE_AT_ALL] =
6161     (
6162 #if 0
6163      IS_INDESTRUCTIBLE(element) ||
6164 #endif
6165      CAN_EXPLODE_1X1(element) ||
6166      CAN_EXPLODE_3X3(element) ||
6167      CAN_EXPLODE_CROSS(element));
6168 #endif
6169
6170 #if 0
6171   /* special case: sub-settings dependent from main setting */
6172 #if 0
6173   custom_element.can_explode_by_fire = CAN_EXPLODE_BY_FIRE(element);
6174   custom_element.can_explode_smashed = CAN_EXPLODE_SMASHED(element);
6175   custom_element.can_explode_impact  = CAN_EXPLODE_IMPACT(element);
6176 #else
6177   if (CAN_EXPLODE_BY_FIRE(element))
6178     custom_element.can_explode_by_fire = TRUE;
6179   if (CAN_EXPLODE_SMASHED(element))
6180     custom_element.can_explode_smashed = TRUE;
6181   if (CAN_EXPLODE_IMPACT(element))
6182     custom_element.can_explode_impact  = TRUE;
6183 #endif
6184 #endif
6185
6186   /* ---------- element settings: advanced (custom elements) --------------- */
6187
6188   /* set "change by direct action" selectbox help value */
6189   custom_element_change.direct_action =
6190     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6191      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6192      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6193      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6194      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6195      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6196      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6197      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6198      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6199      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6200      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6201      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6202      custom_element_change.direct_action);
6203
6204   /* set "change by other element action" selectbox help value */
6205   custom_element_change.other_action =
6206     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
6207      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
6208      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
6209      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
6210      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
6211      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
6212      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
6213      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
6214      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
6215      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
6216      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
6217      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6218      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6219      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6220      custom_element_change.other_action);
6221 }
6222
6223 static void CopyGroupElementPropertiesToEditor(int element)
6224 {
6225   group_element_info = *element_info[element].group;
6226   custom_element = element_info[element];       /* needed for description */
6227 }
6228
6229 static void CopyClassicElementPropertiesToEditor(int element)
6230 {
6231 #if 1
6232   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6233     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6234       getMoveIntoAcidProperty(&level, element);
6235
6236   if (MAYBE_DONT_COLLIDE_WITH(element))
6237     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6238       getDontCollideWithProperty(&level, element);
6239 #else
6240
6241   if (COULD_MOVE_INTO_ACID(element))
6242   {
6243     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6244
6245     if (bit_nr > -1)
6246       custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6247         ((level.can_move_into_acid_bits & (1 << bit_nr)) != 0);
6248   }
6249 #endif
6250 }
6251
6252 static void CopyElementPropertiesToEditor(int element)
6253 {
6254   if (IS_CUSTOM_ELEMENT(element))
6255     CopyCustomElementPropertiesToEditor(element);
6256   else if (IS_GROUP_ELEMENT(element))
6257     CopyGroupElementPropertiesToEditor(element);
6258   else
6259     CopyClassicElementPropertiesToEditor(element);
6260 }
6261
6262 static void CopyCustomElementPropertiesToGame(int element)
6263 {
6264   int i;
6265   int access_type_and_layer;
6266 #if 0
6267   boolean can_explode;
6268 #endif
6269
6270   /* mark that this custom element has been modified */
6271   custom_element.modified_settings = TRUE;
6272   level.changed = TRUE;
6273
6274   if (level.use_custom_template)
6275   {
6276     if (Request("Copy and modify level template ?", REQ_ASK))
6277     {
6278       level.use_custom_template = FALSE;
6279       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6280                    GDI_CHECKED, FALSE, GDI_END);
6281     }
6282     else
6283     {
6284       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6285
6286       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6287     }
6288   }
6289
6290   element_info[element] = custom_element;
6291   *element_info[element].change = custom_element_change;
6292
6293   /* ---------- element settings: configure (custom elements) ------------- */
6294
6295   /* set accessible property from checkbox and selectbox */
6296   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6297   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6298   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6299   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6300   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6301   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6302   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6303                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6304                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6305   custom_element_properties[access_type_and_layer] =
6306     custom_element_properties[EP_ACCESSIBLE];
6307   custom_element_properties[EP_PROTECTED] =
6308     (custom_element.access_protected != 0 &&
6309      custom_element_properties[EP_ACCESSIBLE]);
6310
6311   /* set walk-to-object property from checkbox and selectbox */
6312   custom_element_properties[EP_DIGGABLE] = FALSE;
6313   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6314   custom_element_properties[EP_DROPPABLE] = FALSE;
6315   custom_element_properties[EP_THROWABLE] = FALSE;
6316   custom_element_properties[EP_PUSHABLE] = FALSE;
6317   custom_element_properties[custom_element.walk_to_action] =
6318     custom_element_properties[EP_WALK_TO_OBJECT];
6319
6320   /* set smash property from checkbox and selectbox */
6321   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6322   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6323   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6324   custom_element_properties[custom_element.smash_targets] =
6325     custom_element_properties[EP_CAN_SMASH];
6326
6327   /* set deadliness property from checkbox and selectbox */
6328   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6329   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6330   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6331   custom_element_properties[custom_element.deadliness] =
6332     custom_element_properties[EP_DEADLY];
6333
6334 #if 0
6335   /* set explosion type property from checkbox and selectbox */
6336 #if 0
6337   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
6338 #endif
6339   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
6340   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
6341   custom_element_properties[EP_CAN_EXPLODE_CROSS] = FALSE;
6342   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
6343   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
6344   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
6345   custom_element_properties[custom_element.explosion_type] =
6346     custom_element_properties[EP_CAN_EXPLODE_AT_ALL];
6347 #endif
6348
6349 #if 0
6350   /* special case: sub-settings dependent from main setting */
6351 #if 0
6352   can_explode = (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
6353                  custom_element_properties[EP_CAN_EXPLODE_3X3] ||
6354                  custom_element_properties[EP_CAN_EXPLODE_CROSS]);
6355   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
6356     (can_explode && custom_element.can_explode_by_fire);
6357   custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
6358     (can_explode && custom_element.can_explode_smashed);
6359   custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
6360     (can_explode && custom_element.can_explode_impact);
6361 #else
6362   if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
6363       custom_element_properties[EP_CAN_EXPLODE_3X3] ||
6364       custom_element_properties[EP_CAN_EXPLODE_CROSS])
6365   {
6366     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
6367       custom_element.can_explode_by_fire;
6368     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
6369       custom_element.can_explode_smashed;
6370     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
6371       custom_element.can_explode_impact;
6372   }
6373 #endif
6374 #endif
6375
6376   /* ---------- element settings: advanced (custom elements) --------------- */
6377
6378   /* set player change event from checkbox and selectbox */
6379   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6380   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6381   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6382   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6383   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6384   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6385   custom_element_change_events[CE_SWITCHED] = FALSE;
6386   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6387   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6388   custom_element_change_events[CE_BLOCKED] = FALSE;
6389   custom_element_change_events[CE_IMPACT] = FALSE;
6390   custom_element_change_events[CE_SMASHED] = FALSE;
6391   custom_element_change_events[custom_element_change.direct_action] =
6392     custom_element_change_events[CE_BY_DIRECT_ACTION];
6393
6394   /* set other element action change event from checkbox and selectbox */
6395   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
6396   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
6397   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
6398   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
6399   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
6400   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
6401   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
6402   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
6403   custom_element_change_events[CE_TOUCHING_X] = FALSE;
6404   custom_element_change_events[CE_HITTING_X] = FALSE;
6405   custom_element_change_events[CE_HIT_BY_X] = FALSE;
6406   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
6407   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
6408   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
6409   custom_element_change_events[custom_element_change.other_action] =
6410     custom_element_change_events[CE_BY_OTHER_ACTION];
6411
6412   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6413     SET_PROPERTY(element, i, custom_element_properties[i]);
6414
6415   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6416     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6417
6418   /* copy change events also to special level editor variable */
6419   custom_element = element_info[element];
6420   custom_element_change = *element_info[element].change;
6421 }
6422
6423 static void CopyGroupElementPropertiesToGame(int element)
6424 {
6425   element_info[element] = custom_element;
6426   *element_info[element].group = group_element_info;
6427
6428   /* mark that this group element has been modified */
6429   element_info[element].modified_settings = TRUE;
6430   level.changed = TRUE;
6431 }
6432
6433 static void CopyClassicElementPropertiesToGame(int element)
6434 {
6435 #if 1
6436   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6437     setMoveIntoAcidProperty(&level, element,
6438                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6439
6440   if (MAYBE_DONT_COLLIDE_WITH(element))
6441     setDontCollideWithProperty(&level, element,
6442                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6443 #else
6444
6445   if (COULD_MOVE_INTO_ACID(element))
6446   {
6447     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
6448
6449     if (bit_nr > -1)
6450     {
6451       level.can_move_into_acid_bits &= ~(1 << bit_nr);
6452
6453       if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
6454         level.can_move_into_acid_bits |= (1 << bit_nr);
6455     }
6456   }
6457 #endif
6458 }
6459
6460 static void CopyElementPropertiesToGame(int element)
6461 {
6462   if (IS_CUSTOM_ELEMENT(element))
6463     CopyCustomElementPropertiesToGame(element);
6464   else if (IS_GROUP_ELEMENT(element))
6465     CopyGroupElementPropertiesToGame(element);
6466   else
6467     CopyClassicElementPropertiesToGame(element);
6468 }
6469
6470 void DrawLevelEd()
6471 {
6472   CloseDoor(DOOR_CLOSE_ALL);
6473   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6474
6475   if (level_editor_test_game)
6476   {
6477     CopyPlayfield(level.field, Feld);
6478     CopyPlayfield(FieldBackup, level.field);
6479
6480     level_editor_test_game = FALSE;
6481   }
6482   else
6483   {
6484     edit_mode = ED_MODE_DRAWING;
6485     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6486
6487     ResetUndoBuffer();
6488
6489     level_xpos = -1;
6490     level_ypos = -1;
6491   }
6492
6493   /* copy default editor door content to main double buffer */
6494   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6495              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6496
6497 #if 0
6498   /* draw mouse button brush elements */
6499   RedrawDrawingElements();
6500 #endif
6501
6502   /* draw bigger door */
6503   DrawSpecialEditorDoor();
6504
6505   /* draw new control window */
6506   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6507              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6508
6509   redraw_mask |= REDRAW_ALL;
6510
6511   ReinitializeElementListButtons();     /* custom element may look different */
6512 #if 0
6513   ModifyEditorElementList();            /* may be needed for custom elements */
6514 #endif
6515
6516   UnmapTapeButtons();
6517   MapControlButtons();
6518
6519   DrawEditModeWindow();
6520
6521   /* copy actual editor door content to door double buffer for OpenDoor() */
6522   BlitBitmap(drawto, bitmap_db_door,
6523              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6524
6525   OpenDoor(DOOR_OPEN_1);
6526 }
6527
6528 static void AdjustDrawingAreaGadgets()
6529 {
6530   int ed_xsize = lev_fieldx + 2;
6531   int ed_ysize = lev_fieldy + 2;
6532   int max_ed_fieldx = MAX_ED_FIELDX;
6533   int max_ed_fieldy = MAX_ED_FIELDY;
6534   boolean horizontal_scrollbar_needed;
6535   boolean vertical_scrollbar_needed;
6536   int x, y, width, height;
6537   int xoffset, yoffset;
6538
6539   /* check if we need any scrollbars */
6540   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6541   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6542
6543   /* check if we have a smaller editor field because of scrollbars */
6544   if (horizontal_scrollbar_needed)
6545     max_ed_fieldy = MAX_ED_FIELDY - 1;
6546   if (vertical_scrollbar_needed)
6547     max_ed_fieldx = MAX_ED_FIELDX - 1;
6548
6549   /* check again if we now need more scrollbars because of less space */
6550   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6551   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6552
6553   /* check if editor field gets even smaller after adding new scrollbars */
6554   if (horizontal_scrollbar_needed)
6555     max_ed_fieldy = MAX_ED_FIELDY - 1;
6556   if (vertical_scrollbar_needed)
6557     max_ed_fieldx = MAX_ED_FIELDX - 1;
6558
6559   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6560   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6561
6562   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6563                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6564                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6565                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6566                GDI_END);
6567
6568   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6569   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6570
6571   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6572   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6573
6574   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6575   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6576
6577   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6578   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6579
6580   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6581                GDI_WIDTH, width,
6582                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6583                GDI_END);
6584   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6585                GDI_HEIGHT, height,
6586                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6587                GDI_END);
6588 }
6589
6590 static void AdjustLevelScrollPosition()
6591 {
6592   if (level_xpos < -1)
6593     level_xpos = -1;
6594   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6595     level_xpos = lev_fieldx - ed_fieldx + 1;
6596   if (lev_fieldx < ed_fieldx - 2)
6597     level_xpos = -1;
6598
6599   if (level_ypos < -1)
6600     level_ypos = -1;
6601   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6602     level_ypos = lev_fieldy - ed_fieldy + 1;
6603   if (lev_fieldy < ed_fieldy - 2)
6604     level_ypos = -1;
6605 }
6606
6607 static void AdjustEditorScrollbar(int id)
6608 {
6609   struct GadgetInfo *gi = level_editor_gadget[id];
6610   int items_max, items_visible, item_position;
6611
6612   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6613   {
6614     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6615     items_visible = ed_fieldx;
6616     item_position = level_xpos + 1;
6617   }
6618   else
6619   {
6620     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6621     items_visible = ed_fieldy;
6622     item_position = level_ypos + 1;
6623   }
6624
6625   if (item_position > items_max - items_visible)
6626     item_position = items_max - items_visible;
6627
6628   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6629                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6630 }
6631
6632 static void ModifyEditorCounter(int counter_id, int new_value)
6633 {
6634   int *counter_value = counterbutton_info[counter_id].value;
6635   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6636   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6637
6638   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6639
6640   if (counter_value != NULL)
6641     *counter_value = gi->textinput.number_value;
6642 }
6643
6644 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6645 {
6646   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6647   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6648
6649   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6650 }
6651
6652 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6653 {
6654   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6655   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6656   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6657
6658   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6659 }
6660
6661 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6662 {
6663   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6664   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6665
6666   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6667 }
6668
6669 static void ModifyEditorElementList()
6670 {
6671   int i;
6672
6673   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6674   {
6675     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6676     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6677     struct GadgetDesign *gd = &gi->deco.design;
6678     int element = editor_elements[element_shift + i];
6679
6680     UnmapGadget(gi);
6681     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6682     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6683     MapGadget(gi);
6684   }
6685 }
6686
6687 static void PickDrawingElement(int button, int element)
6688 {
6689   if (button < 1 || button > 3)
6690     return;
6691
6692   if (button == 1)
6693   {
6694     new_element1 = element;
6695     DrawMiniGraphicExt(drawto,
6696                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6697                        el2edimg(new_element1));
6698   }
6699   else if (button == 2)
6700   {
6701     new_element2 = element;
6702     DrawMiniGraphicExt(drawto,
6703                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6704                        el2edimg(new_element2));
6705   }
6706   else
6707   {
6708     new_element3 = element;
6709     DrawMiniGraphicExt(drawto,
6710                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6711                        el2edimg(new_element3));
6712   }
6713
6714   redraw_mask |= REDRAW_DOOR_1;
6715 }
6716
6717 static void RedrawDrawingElements()
6718 {
6719   PickDrawingElement(1, new_element1);
6720   PickDrawingElement(2, new_element2);
6721   PickDrawingElement(3, new_element3);
6722 }
6723
6724 static void DrawDrawingWindow()
6725 {
6726   stick_element_properties_window = FALSE;
6727
6728   SetMainBackgroundImage(IMG_UNDEFINED);
6729   ClearWindow();
6730
6731   UnmapLevelEditorWindowGadgets();
6732   UnmapLevelEditorToolboxCustomGadgets();
6733
6734   AdjustDrawingAreaGadgets();
6735   AdjustLevelScrollPosition();
6736   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6737   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6738
6739   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6740
6741   MapMainDrawingArea();
6742   MapLevelEditorToolboxDrawingGadgets();
6743 }
6744
6745 static void DrawLevelInfoWindow()
6746 {
6747   int i;
6748
6749   stick_element_properties_window = FALSE;
6750
6751   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6752   ClearWindow();
6753   UnmapLevelEditorWindowGadgets();
6754
6755   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6756            "Level Settings", FONT_TITLE_1);
6757   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6758            "Editor Settings", FONT_TITLE_1);
6759
6760   /* draw counter gadgets */
6761   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6762     MapCounterButtons(i);
6763
6764   /* draw selectbox gadgets */
6765   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6766     MapSelectboxGadget(i);
6767
6768   /* draw checkbutton gadgets */
6769   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6770     MapCheckbuttonGadget(i);
6771
6772   /* draw radiobutton gadgets */
6773   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6774     MapRadiobuttonGadget(i);
6775
6776   /* draw text input gadgets */
6777   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6778     MapTextInputGadget(i);
6779
6780   /* draw drawing area */
6781   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6782 }
6783
6784 static void DrawCustomContentArea()
6785 {
6786   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6787   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6788   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6789   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6790   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6791   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6792
6793   /* add distance for potential left text (without drawing area border) */
6794   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6795
6796   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6797
6798   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6799 }
6800
6801 static void DrawCustomChangeContentArea()
6802 {
6803   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6804   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6805   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6806   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6807   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6808   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6809
6810   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6811
6812   MapDrawingArea(id);
6813 }
6814
6815 static void DrawYamYamContentAreas()
6816 {
6817   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6818   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6819   int i;
6820
6821   /* display counter to choose number of element content areas */
6822   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6823
6824   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6825   {
6826     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6827
6828     if (i < level.num_yamyam_contents)
6829     {
6830       MapDrawingArea(id);
6831     }
6832     else
6833     {
6834       int font_height = getFontHeight(FONT_TEXT_1);
6835
6836       UnmapDrawingArea(id);
6837
6838       /* delete content areas in case of reducing number of them */
6839       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6840                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6841                      4 * MINI_TILEX,
6842                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6843     }
6844   }
6845
6846   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6847   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6848   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6849 }
6850
6851 static void DrawMagicBallContentAreas()
6852 {
6853   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6854   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6855   int i;
6856
6857   for (i = 0; i < NUM_MAGIC_BALL_CONTENTS; i++)
6858     MapDrawingArea(ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i);
6859
6860   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6861   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6862   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6863 }
6864
6865 static void DrawGroupElementArea(int element)
6866 {
6867   int num_elements = group_element_info.num_elements;
6868   int id = ED_DRAWING_ID_GROUP_CONTENT;
6869   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6870   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6871   int xsize = MAX_ELEMENTS_IN_GROUP;
6872   int ysize = 1;
6873
6874   if (drawingarea_info[id].text_left != NULL)
6875     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6876
6877   UnmapDrawingArea(id);
6878
6879   ModifyEditorDrawingArea(id, num_elements, 1);
6880
6881   /* delete content areas in case of reducing number of them */
6882   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6883
6884   MapDrawingArea(id);
6885 }
6886
6887 static void DrawEnvelopeTextArea(int envelope_nr)
6888 {
6889   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6890   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6891
6892   UnmapGadget(gi);
6893   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6894
6895   if (envelope_nr != -1)
6896     textarea_info[id].value = level.envelope_text[envelope_nr];
6897
6898   ModifyGadget(gi, GDI_AREA_SIZE,
6899                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6900                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6901                GDI_END);
6902
6903   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6904 }
6905
6906 char *getElementDescriptionFilename(int element)
6907 {
6908   char *docs_dir = options.docs_directory;
6909   char *elements_subdir = "elements";
6910   static char *filename = NULL;
6911   char basename[MAX_FILENAME_LEN];
6912
6913   checked_free(filename);
6914
6915   /* 1st try: look for element description file for exactly this element */
6916   sprintf(basename, "%s.txt", element_info[element].token_name);
6917   filename = getPath3(docs_dir, elements_subdir, basename);
6918   if (fileExists(filename))
6919     return filename;
6920
6921   free(filename);
6922
6923   /* 2nd try: look for element description file for this element's class */
6924   sprintf(basename, "%s.txt", element_info[element].class_name);
6925   filename = getPath3(docs_dir, elements_subdir, basename);
6926   if (fileExists(filename))
6927     return filename;
6928
6929   return NULL;
6930 }
6931
6932 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6933 {
6934   int font_height = getFontHeight(font_nr);
6935   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6936   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6937   int sx = SX + pad_x;
6938   int sy = SY + pad_y;
6939   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6940
6941   if (start_line >= max_lines_per_screen)
6942     return FALSE;
6943
6944   DrawText(sx, sy + start_line * font_height, text, font_nr);
6945
6946   return TRUE;
6947 }
6948
6949 #if 1
6950
6951 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6952 {
6953   int font_nr = FONT_TEXT_2;
6954   int font_width = getFontWidth(font_nr);
6955   int font_height = getFontHeight(font_nr);
6956   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6957   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6958   int sx = SX + pad_x;
6959   int sy = SY + pad_y + start_line * font_height;
6960   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6961   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6962
6963   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6964                           max_lines_per_screen);
6965 }
6966
6967 #else
6968
6969 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6970 {
6971   int font_nr = FONT_TEXT_2;
6972   int font_width = getFontWidth(font_nr);
6973   int font_height = getFontHeight(font_nr);
6974   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6975   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6976   int sx = SX + pad_x;
6977   int sy = SY + pad_y;
6978   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6979   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6980   int current_line = start_line;
6981   char line[MAX_LINE_LEN];
6982   char buffer[max_chars_per_line + 1];
6983   int buffer_len;
6984   FILE *file;
6985
6986   if (current_line >= max_lines_per_screen)
6987     return 0;
6988
6989   if (filename == NULL)
6990     return 0;
6991
6992   if (!(file = fopen(filename, MODE_READ)))
6993     return 0;
6994
6995   buffer[0] = '\0';
6996   buffer_len = 0;
6997
6998   while (!feof(file) && current_line < max_lines_per_screen)
6999   {
7000     char *line_ptr;
7001     boolean last_line_was_empty = TRUE;
7002
7003     /* read next line of input file */
7004     if (!fgets(line, MAX_LINE_LEN, file))
7005       break;
7006
7007     /* skip comments (lines directly beginning with '#') */
7008     if (line[0] == '#')
7009       continue;
7010
7011     /* cut trailing newline from input line */
7012     for (line_ptr = line; *line_ptr; line_ptr++)
7013     {
7014       if (*line_ptr == '\n' || *line_ptr == '\r')
7015       {
7016         *line_ptr = '\0';
7017         break;
7018       }
7019     }
7020
7021     if (strlen(line) == 0)              /* special case: force empty line */
7022       strcpy(line, "\n");
7023
7024     line_ptr = line;
7025
7026     while (*line_ptr && current_line < max_lines_per_screen)
7027     {
7028       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
7029                                                  buffer, &buffer_len,
7030                                                  last_line_was_empty,
7031                                                  max_chars_per_line);
7032       if (buffer_filled)
7033       {
7034         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
7035         current_line++;
7036
7037         last_line_was_empty = (buffer_len == 0);
7038
7039         buffer[0] = '\0';
7040         buffer_len = 0;
7041       }
7042     }
7043   }
7044
7045   fclose(file);
7046
7047   if (buffer_len > 0 && current_line < max_lines_per_screen)
7048   {
7049     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
7050     current_line++;
7051   }
7052
7053   return (current_line - start_line);
7054 }
7055
7056 #endif
7057
7058 static void DrawPropertiesTabulatorGadgets()
7059 {
7060   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
7061   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
7062   int gd_x = gd->x + gd_gi->border.width / 2;
7063   int gd_y = gd->y + gd_gi->height - 1;
7064   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
7065   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
7066   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
7067   int max_tabs = 4;
7068   int i;
7069
7070   /* draw additional "advanced" tabulator for custom elements */
7071   if (IS_CUSTOM_ELEMENT(properties_element))
7072     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
7073
7074   for (i = id_first; i <= id_last; i++)
7075   {
7076     int gadget_id = textbutton_info[i].gadget_id;
7077     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7078     boolean active = (i != edit_mode_properties);
7079
7080     /* use "config 1" and "config 2" instead of "config" */
7081     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
7082         IS_CUSTOM_ELEMENT(properties_element))
7083       continue;
7084
7085     /* draw background line below tabulator button */
7086     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
7087
7088     /* draw solid line below inactive tabulator buttons */
7089     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
7090       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
7091
7092     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
7093     MapTextbuttonGadget(i);
7094   }
7095
7096   /* draw little border line below tabulator buttons */
7097   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7098     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
7099                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
7100                   ED_GADGET_DISTANCE, tab_color);
7101 }
7102
7103 static void DrawPropertiesInfo()
7104 {
7105   static struct
7106   {
7107     int value;
7108     char *text;
7109   }
7110   properties[] =
7111   {
7112     /* configurable properties */
7113
7114     { EP_WALKABLE_OVER,         "- player can walk over it"             },
7115     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
7116     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
7117     { EP_PASSABLE_OVER,         "- player can pass over it"             },
7118     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
7119     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
7120     { EP_PROTECTED,             "- player is protected by it"           },
7121
7122     { EP_DIGGABLE,              "- can be digged away"                  },
7123     { EP_COLLECTIBLE,           "- can be collected"                    },
7124     { EP_DROPPABLE,             "- can be dropped after collecting"     },
7125     { EP_THROWABLE,             "- can be thrown after collecting"      },
7126     { EP_PUSHABLE,              "- can be pushed"                       },
7127
7128     { EP_CAN_FALL,              "- can fall"                            },
7129     { EP_CAN_MOVE,              "- can move"                            },
7130
7131     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
7132 #if 0
7133     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
7134 #endif
7135     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
7136
7137     { EP_SLIPPERY,              "- slippery for falling elements"       },
7138     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
7139
7140     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
7141     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
7142     { EP_DONT_TOUCH,            "- deadly when touching"                },
7143
7144     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
7145
7146     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
7147     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
7148     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
7149
7150     { EP_CAN_CHANGE,            "- can change to other element"         },
7151
7152     /* pre-defined properties */
7153     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
7154     { EP_SWITCHABLE,            "- can be switched"                     },
7155     { EP_HAS_CONTENT,           "- can contain other elements"          },
7156
7157     { -1,                       NULL                                    }
7158   };
7159   char *filename = getElementDescriptionFilename(properties_element);
7160   char *percentage_text = "In this level:";
7161   char *properties_text = "Standard properties:";
7162   float percentage;
7163   int num_elements_in_level;
7164   int num_standard_properties = 0;
7165   int font1_nr = FONT_TEXT_1;
7166   int font2_nr = FONT_TEXT_2;
7167   int font1_width = getFontWidth(font1_nr);
7168   int font2_height = getFontHeight(font2_nr);
7169   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7170   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7171   int screen_line = 0;
7172   int i, x, y;
7173
7174 #if DEBUG
7175   if (IS_CUSTOM_ELEMENT(properties_element))
7176   {
7177     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7178               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
7179     screen_line++;
7180   }
7181   else if (IS_GROUP_ELEMENT(properties_element))
7182   {
7183     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7184               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
7185     screen_line++;
7186   }
7187 #endif
7188
7189   /* ----- print number of elements / percentage of this element in level */
7190
7191   num_elements_in_level = 0;
7192   for (y = 0; y < lev_fieldy; y++)
7193     for (x = 0; x < lev_fieldx; x++)
7194       if (Feld[x][y] == properties_element)
7195         num_elements_in_level++;
7196   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
7197
7198   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
7199             percentage_text);
7200   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
7201             pad_y + screen_line++ * font2_height, font2_nr,
7202             "%d (%.2f%%)", num_elements_in_level, percentage);
7203
7204   screen_line++;
7205
7206   /* ----- print standard properties of this element */
7207
7208   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
7209             properties_text);
7210
7211   for (i = 0; properties[i].value != -1; i++)
7212   {
7213     if (!HAS_PROPERTY(properties_element, properties[i].value))
7214       continue;
7215
7216     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
7217               properties[i].text);
7218     num_standard_properties++;
7219   }
7220
7221   if (num_standard_properties == 0)
7222     DrawTextS(pad_x + strlen(properties_text) * font1_width,
7223               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
7224
7225   screen_line++;
7226
7227   /* ----- print special description of this element */
7228
7229   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
7230   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
7231     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
7232 }
7233
7234 #define TEXT_COLLECTING         "Score for collecting"
7235 #define TEXT_SMASHING           "Score for smashing"
7236 #define TEXT_SLURPING           "Score for slurping"
7237 #define TEXT_CRACKING           "Score for cracking"
7238 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
7239 #define TEXT_DURATION           "Duration when activated"
7240 #define TEXT_BALL_DELAY         "Element generation delay"
7241 #define TEXT_MOVE_SPEED         "Speed of android moving"
7242 #define TEXT_CLONE_SPEED        "Speed of android cloning"
7243
7244 static struct
7245 {
7246   int element;
7247   int *value;
7248   char *text;
7249 } elements_with_counter[] =
7250 {
7251   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
7252   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
7253   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7254   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7255   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7256   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7257   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
7258   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
7259   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
7260   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
7261   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
7262   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
7263   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
7264   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
7265   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
7266   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
7267   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
7268   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
7269   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
7270   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
7271   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7272   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7273   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7274   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7275   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7276   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7277   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7278   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7279   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7280   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7281   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7282   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7283   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7284   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
7285   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
7286   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
7287   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
7288   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7289   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7290   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
7291   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
7292   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
7293   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7294   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7295   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7296   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7297   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
7298   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
7299   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
7300   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
7301   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
7302 #if 1
7303   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
7304   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
7305   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
7306   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
7307 #else
7308   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7309   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7310   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7311   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
7312 #endif
7313   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
7314   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
7315   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
7316   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
7317   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7318   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7319   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7320   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7321   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
7322   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
7323
7324 #if 1
7325   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
7326   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
7327   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
7328   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
7329   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
7330   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
7331   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
7332   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
7333 #endif
7334
7335   { -1,                 NULL,                           NULL            }
7336 };
7337
7338 static boolean checkPropertiesConfig(int element)
7339 {
7340   int i;
7341
7342   if (IS_GEM(element) ||
7343       IS_CUSTOM_ELEMENT(element) ||
7344       IS_GROUP_ELEMENT(element) ||
7345       IS_ENVELOPE(element) ||
7346       ELEM_IS_PLAYER(element) ||
7347       HAS_CONTENT(element) ||
7348       CAN_GROW(element) ||
7349       COULD_MOVE_INTO_ACID(element) ||
7350       MAYBE_DONT_COLLIDE_WITH(element))
7351     return TRUE;
7352   else
7353     for (i = 0; elements_with_counter[i].element != -1; i++)
7354       if (elements_with_counter[i].element == element)
7355         return TRUE;
7356
7357   return FALSE;
7358 }
7359
7360 static void DrawPropertiesConfig()
7361 {
7362   int max_num_element_counters = 2;
7363   int num_element_counters = 0;
7364   int i;
7365
7366   if (!checkPropertiesConfig(properties_element))
7367   {
7368     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
7369
7370     return;
7371   }
7372
7373   /* check if there are elements where a value can be chosen for */
7374   for (i = 0; elements_with_counter[i].element != -1; i++)
7375   {
7376     if (elements_with_counter[i].element == properties_element)
7377     {
7378       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
7379
7380       counterbutton_info[counter_id].y =
7381         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
7382                          (CAN_GROW(properties_element) ? 1 : 0) +
7383                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
7384                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
7385                          num_element_counters);
7386
7387       counterbutton_info[counter_id].value = elements_with_counter[i].value;
7388       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
7389
7390       /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
7391       counterbutton_info[counter_id].min_value = MIN_SCORE;
7392       counterbutton_info[counter_id].max_value = MAX_SCORE;
7393
7394       MapCounterButtons(counter_id);
7395
7396       num_element_counters++;
7397       if (num_element_counters >= max_num_element_counters)
7398         break;
7399     }
7400   }
7401
7402   if (HAS_CONTENT(properties_element))
7403   {
7404     /* draw stickybutton gadget */
7405     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7406
7407     if (IS_AMOEBOID(properties_element))
7408       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7409     else if (properties_element == EL_YAMYAM)
7410       DrawYamYamContentAreas();
7411   }
7412
7413   if (properties_element == EL_EMC_MAGIC_BALL)
7414     DrawMagicBallContentAreas();
7415
7416   if (ELEM_IS_PLAYER(properties_element))
7417   {
7418     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7419     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7420                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7421                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7422     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7423     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7424     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7425   }
7426
7427   if (IS_GEM(properties_element))
7428     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7429
7430   if (COULD_MOVE_INTO_ACID(properties_element) &&
7431       !ELEM_IS_PLAYER(properties_element) &&
7432       (!IS_CUSTOM_ELEMENT(properties_element) ||
7433        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7434   {
7435     /* set position for checkbutton for "can move into acid" */
7436     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7437       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7438     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7439       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7440                        HAS_CONTENT(properties_element) ? 1 : 0);
7441
7442     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7443   }
7444
7445   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7446     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7447
7448   if (properties_element == EL_SPRING)
7449     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7450
7451   if (CAN_GROW(properties_element))
7452   {
7453     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7454       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7455
7456     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7457   }
7458
7459   if (IS_ENVELOPE(properties_element))
7460   {
7461     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7462     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7463     int envelope_nr = properties_element - EL_ENVELOPE_1;
7464
7465     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7466     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7467
7468     /* display counter to choose size of envelope text area */
7469     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7470     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7471
7472     DrawEnvelopeTextArea(envelope_nr);
7473   }
7474
7475   if (IS_CUSTOM_ELEMENT(properties_element))
7476   {
7477     /* draw stickybutton gadget */
7478     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7479
7480     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7481     {
7482       /* draw checkbutton gadgets */
7483       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7484            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7485         MapCheckbuttonGadget(i);
7486
7487       /* draw counter gadgets */
7488       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7489            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7490         MapCounterButtons(i);
7491
7492       /* draw selectbox gadgets */
7493       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7494            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7495         MapSelectboxGadget(i);
7496
7497       /* draw textbutton gadgets */
7498       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7499
7500       /* draw text input gadgets */
7501       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7502
7503       /* draw drawing area gadgets */
7504       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7505     }
7506     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7507     {
7508       /* draw checkbutton gadgets */
7509       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7510            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7511         MapCheckbuttonGadget(i);
7512
7513       /* draw counter gadgets */
7514       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7515            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7516         MapCounterButtons(i);
7517
7518       /* draw selectbox gadgets */
7519       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7520            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7521         MapSelectboxGadget(i);
7522
7523       /* draw drawing area gadgets */
7524       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7525       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7526       DrawCustomContentArea();
7527     }
7528   }
7529   else if (IS_GROUP_ELEMENT(properties_element))
7530   {
7531     /* draw stickybutton gadget */
7532     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7533
7534     /* draw checkbutton gadgets */
7535     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7536     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7537
7538     /* draw counter gadgets */
7539     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7540
7541     /* draw selectbox gadgets */
7542     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7543
7544     /* draw textbutton gadgets */
7545     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7546
7547     /* draw drawing area gadgets */
7548     DrawGroupElementArea(properties_element);
7549
7550     /* draw text input gadgets */
7551     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7552
7553     /* draw drawing area gadgets */
7554     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7555   }
7556 }
7557
7558 static void DrawPropertiesChangeDrawingAreas()
7559 {
7560   if (IS_CUSTOM_ELEMENT(properties_element))
7561   {
7562     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7563     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7564
7565     DrawCustomChangeContentArea();
7566   }
7567
7568   redraw_mask |= REDRAW_FIELD;
7569 }
7570
7571 static void DrawPropertiesChange()
7572 {
7573   int i;
7574
7575   /* draw stickybutton gadget */
7576   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7577
7578   /* draw checkbutton gadgets */
7579   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7580        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7581     MapCheckbuttonGadget(i);
7582
7583   /* draw counter gadgets */
7584   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7585        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7586     MapCounterButtons(i);
7587
7588   /* draw selectbox gadgets */
7589   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7590        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7591     MapSelectboxGadget(i);
7592
7593   /* draw textbutton gadgets */
7594   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7595        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7596     MapTextbuttonGadget(i);
7597
7598   /* draw graphicbutton gadgets */
7599   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7600        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7601     MapGraphicbuttonGadget(i);
7602
7603   /* draw drawing area gadgets */
7604   DrawPropertiesChangeDrawingAreas();
7605 }
7606
7607 static void DrawElementName(int x, int y, int element)
7608 {
7609   char *element_name = getElementInfoText(element);
7610   int font_nr = FONT_TEXT_1;
7611   int font_width = getFontWidth(font_nr);
7612   int font_height = getFontHeight(font_nr);
7613   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7614   int max_chars_per_line = max_text_width / font_width;
7615   char buffer[max_chars_per_line + 1];
7616
7617   if (strlen(element_name) <= max_chars_per_line)
7618     DrawTextS(x, y, font_nr, element_name);
7619   else
7620   {
7621     int next_pos = max_chars_per_line;
7622
7623     strncpy(buffer, element_name, max_chars_per_line);
7624     buffer[max_chars_per_line] = '\0';
7625
7626     if (element_name[max_chars_per_line] == ' ')
7627       next_pos++;
7628     else
7629     {
7630       int i;
7631
7632       for (i = max_chars_per_line - 1; i >= 0; i--)
7633         if (buffer[i] == ' ')
7634           break;
7635
7636       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7637       {
7638         buffer[i] = '\0';
7639         next_pos = i + 1;
7640       }
7641     }
7642
7643     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7644
7645     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7646     buffer[max_chars_per_line] = '\0';
7647
7648     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7649   }
7650 }
7651
7652 static void DrawPropertiesWindow()
7653 {
7654   int xstart = 2;
7655   int ystart = 4;
7656
7657   stick_element_properties_window = FALSE;
7658
7659   /* make sure that previous properties edit mode exists for this element */
7660   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7661       !IS_CUSTOM_ELEMENT(properties_element))
7662     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7663
7664   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7665       IS_CUSTOM_ELEMENT(properties_element))
7666     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7667
7668   CopyElementPropertiesToEditor(properties_element);
7669
7670   UnmapLevelEditorWindowGadgets();
7671   UnmapLevelEditorToolboxDrawingGadgets();
7672   UnmapLevelEditorToolboxCustomGadgets();
7673
7674   if (IS_CUSTOM_ELEMENT(properties_element) ||
7675       IS_GROUP_ELEMENT(properties_element))
7676     MapLevelEditorToolboxCustomGadgets();
7677
7678   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7679   ClearWindow();
7680
7681   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7682            "Element Settings", FONT_TITLE_1);
7683
7684   DrawElementBorder(SX + xstart * MINI_TILEX,
7685                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7686                     TILEX, TILEY, FALSE);
7687   DrawGraphicAnimationExt(drawto,
7688                           SX + xstart * MINI_TILEX,
7689                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7690                           el2img(properties_element), -1, NO_MASKING);
7691
7692   FrameCounter = 0;     /* restart animation frame counter */
7693
7694   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7695                   properties_element);
7696
7697   DrawPropertiesTabulatorGadgets();
7698
7699   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7700     DrawPropertiesInfo();
7701   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7702     DrawPropertiesChange();
7703   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7704     DrawPropertiesConfig();
7705 }
7706
7707 static void UpdateCustomElementGraphicGadgets()
7708 {
7709   int i;
7710
7711   ModifyEditorElementList();
7712   RedrawDrawingElements();
7713
7714   /* force redraw of all mapped drawing area gadgets */
7715   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7716   {
7717     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7718
7719     if (gi->mapped)
7720       MapDrawingArea(i);
7721   }
7722 }
7723
7724 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7725 {
7726   int lx = sx + level_xpos;
7727   int ly = sy + level_ypos;
7728
7729   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7730
7731   if (change_level)
7732     Feld[lx][ly] = element;
7733 }
7734
7735 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7736                      int element, boolean change_level)
7737 {
7738   if (from_y == to_y)                   /* horizontal line */
7739   {
7740     int x;
7741     int y = from_y;
7742
7743     if (from_x > to_x)
7744       swap_numbers(&from_x, &to_x);
7745
7746     for (x = from_x; x <= to_x; x++)
7747       DrawLineElement(x, y, element, change_level);
7748   }
7749   else if (from_x == to_x)              /* vertical line */
7750   {
7751     int x = from_x;
7752     int y;
7753
7754     if (from_y > to_y)
7755       swap_numbers(&from_y, &to_y);
7756
7757     for (y = from_y; y <= to_y; y++)
7758       DrawLineElement(x, y, element, change_level);
7759   }
7760   else                                  /* diagonal line */
7761   {
7762     int len_x = ABS(to_x - from_x);
7763     int len_y = ABS(to_y - from_y);
7764     int x, y;
7765
7766     if (len_y < len_x)                  /* a < 1 */
7767     {
7768       float a = (float)len_y / (float)len_x;
7769
7770       if (from_x > to_x)
7771         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7772
7773       for (x = 0; x <= len_x; x++)
7774       {
7775         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7776         DrawLineElement(from_x + x, from_y + y, element, change_level);
7777       }
7778     }
7779     else                                /* a >= 1 */
7780     {
7781       float a = (float)len_x / (float)len_y;
7782
7783       if (from_y > to_y)
7784         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7785
7786       for (y = 0; y <= len_y; y++)
7787       {
7788         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7789         DrawLineElement(from_x + x, from_y + y, element, change_level);
7790       }
7791     }
7792   }
7793 }
7794
7795 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7796                     int element, boolean change_level)
7797 {
7798   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7799   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7800   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7801   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7802 }
7803
7804 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7805                           int element, boolean change_level)
7806 {
7807   int y;
7808
7809   if (from_y > to_y)
7810     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7811
7812   for (y = from_y; y <= to_y; y++)
7813     DrawLine(from_x, y, to_x, y, element, change_level);
7814 }
7815
7816 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7817                        int element, boolean change_level)
7818 {
7819   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7820   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7821   int len_x = ABS(to_x - from_x);
7822   int len_y = ABS(to_y - from_y);
7823   int radius, x, y;
7824
7825   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7826
7827   /* not optimal (some points get drawn twice) but simple,
7828      and fast enough for the few points we are drawing */
7829
7830   for (x = 0; x <= radius; x++)
7831   {
7832     int sx, sy, lx, ly;
7833
7834     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7835
7836     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7837     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7838     lx = sx + level_xpos;
7839     ly = sy + level_ypos;
7840
7841     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7842       DrawLineElement(sx, sy, element, change_level);
7843   }
7844
7845   for (y = 0; y <= radius; y++)
7846   {
7847     int sx, sy, lx, ly;
7848
7849     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7850
7851     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7852     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7853     lx = sx + level_xpos;
7854     ly = sy + level_ypos;
7855
7856     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7857       DrawLineElement(sx, sy, element, change_level);
7858   }
7859 }
7860
7861 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7862                     int element, boolean change_level)
7863 {
7864   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7865   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7866
7867   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7868 }
7869
7870 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7871 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7872 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7873                        int element, boolean change_level)
7874 {
7875   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7876   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7877   int mirror_to_x2 = from_x - (to_x2 - from_x);
7878   int mirror_to_y2 = from_y - (to_y2 - from_y);
7879
7880   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7881   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7882   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7883   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7884 }
7885 #endif
7886
7887 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7888 {
7889   int from_sx, from_sy;
7890   int to_sx, to_sy;
7891
7892   if (from_x > to_x)
7893     swap_numbers(&from_x, &to_x);
7894
7895   if (from_y > to_y)
7896     swap_numbers(&from_y, &to_y);
7897
7898   from_sx = SX + from_x * MINI_TILEX;
7899   from_sy = SY + from_y * MINI_TILEY;
7900   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7901   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7902
7903   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7904   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7905   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7906   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7907
7908   if (from_x == to_x && from_y == to_y)
7909     MarkTileDirty(from_x/2, from_y/2);
7910   else
7911     redraw_mask |= REDRAW_FIELD;
7912 }
7913
7914 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7915                        int element, boolean change_level)
7916 {
7917   if (element == -1 || change_level)
7918     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7919   else
7920     DrawAreaBorder(from_x, from_y, to_x, to_y);
7921 }
7922
7923 /* values for CopyBrushExt() */
7924 #define CB_AREA_TO_BRUSH        0
7925 #define CB_BRUSH_TO_CURSOR      1
7926 #define CB_BRUSH_TO_LEVEL       2
7927 #define CB_DELETE_OLD_CURSOR    3
7928 #define CB_DUMP_BRUSH           4
7929 #define CB_DUMP_BRUSH_SMALL     5
7930
7931 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7932                          int button, int mode)
7933 {
7934   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7935   static int brush_width, brush_height;
7936   static int last_cursor_x = -1, last_cursor_y = -1;
7937   static boolean delete_old_brush;
7938   int new_element = BUTTON_ELEMENT(button);
7939   int x, y;
7940
7941   if (mode == CB_DUMP_BRUSH ||
7942       mode == CB_DUMP_BRUSH_SMALL)
7943   {
7944     if (!draw_with_brush)
7945     {
7946       Error(ERR_WARN, "no brush selected");
7947
7948       return;
7949     }
7950
7951     for (y = 0; y < brush_height; y++)
7952     {
7953       for (x = 0; x < brush_width; x++)
7954       {
7955         int element = brush_buffer[x][y];
7956         int element_mapped = element;
7957
7958 #if 0
7959         char *element_string = "?";
7960         int k;
7961
7962         for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
7963         {
7964           if (forum_sketch_element_mapping[k].element == element)
7965           {
7966             element_mapped = forum_sketch_element_mapping[k].element_mapped;
7967             break;
7968           }
7969         }
7970
7971         if (IS_CUSTOM_ELEMENT(element))
7972           element_mapped = EL_CUSTOM_1;
7973
7974         for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
7975         {
7976           if (forum_sketch_element_strings[k].element == element_mapped)
7977           {
7978             element_string = forum_sketch_element_strings[k].element_string;
7979             break;
7980           }
7981         }
7982
7983         printf("`%s", element_string);
7984
7985 #else
7986
7987         if (IS_CUSTOM_ELEMENT(element))
7988           element_mapped = EL_CUSTOM_START;
7989         else if (IS_GROUP_ELEMENT(element))
7990           element_mapped = EL_GROUP_START;
7991         else if (element >= NUM_FILE_ELEMENTS)
7992           element_mapped = EL_UNKNOWN;
7993
7994         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
7995 #endif
7996       }
7997
7998       printf("\n");
7999     }
8000
8001     return;
8002   }
8003
8004   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
8005     return;
8006
8007   if (mode == CB_AREA_TO_BRUSH)
8008   {
8009     int from_lx, from_ly;
8010
8011     if (from_x > to_x)
8012       swap_numbers(&from_x, &to_x);
8013
8014     if (from_y > to_y)
8015       swap_numbers(&from_y, &to_y);
8016
8017     brush_width = to_x - from_x + 1;
8018     brush_height = to_y - from_y + 1;
8019
8020     from_lx = from_x + level_xpos;
8021     from_ly = from_y + level_ypos;
8022
8023     for (y = 0; y < brush_height; y++)
8024     {
8025       for (x=0; x < brush_width; x++)
8026       {
8027         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
8028
8029         if (button != 1)
8030           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
8031       }
8032     }
8033
8034     if (button != 1)
8035       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8036
8037     delete_old_brush = FALSE;
8038   }
8039   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
8040            mode == CB_BRUSH_TO_LEVEL)
8041   {
8042     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
8043     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
8044     int cursor_from_x = cursor_x - brush_width / 2;
8045     int cursor_from_y = cursor_y - brush_height / 2;
8046     int border_from_x = cursor_x, border_from_y = cursor_y;
8047     int border_to_x = cursor_x, border_to_y = cursor_y;
8048
8049     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
8050       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
8051
8052     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
8053         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
8054     {
8055       delete_old_brush = FALSE;
8056       return;
8057     }
8058
8059     for (y = 0; y < brush_height; y++)
8060     {
8061       for (x = 0; x < brush_width; x++)
8062       {
8063         int sx = cursor_from_x + x;
8064         int sy = cursor_from_y + y;
8065         int lx = sx + level_xpos;
8066         int ly = sy + level_ypos;
8067         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
8068         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
8069                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
8070                        brush_buffer[x][y] : new_element);
8071
8072         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
8073         {
8074           if (sx < border_from_x)
8075             border_from_x = sx;
8076           else if (sx > border_to_x)
8077             border_to_x = sx;
8078           if (sy < border_from_y)
8079             border_from_y = sy;
8080           else if (sy > border_to_y)
8081             border_to_y = sy;
8082
8083           DrawLineElement(sx, sy, element, change_level);
8084         }
8085       }
8086     }
8087
8088     if (mode != CB_DELETE_OLD_CURSOR)
8089       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
8090
8091     last_cursor_x = cursor_x;
8092     last_cursor_y = cursor_y;
8093     delete_old_brush = TRUE;
8094   }
8095 }
8096
8097 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
8098                             int button)
8099 {
8100   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
8101 }
8102
8103 static void CopyBrushToLevel(int x, int y, int button)
8104 {
8105   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
8106 }
8107
8108 static void CopyBrushToCursor(int x, int y)
8109 {
8110   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
8111 }
8112
8113 static void DeleteBrushFromCursor()
8114 {
8115   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
8116 }
8117
8118 void DumpBrush()
8119 {
8120   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
8121 }
8122
8123 void DumpBrush_Small()
8124 {
8125   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
8126 }
8127
8128 static void FloodFill(int from_x, int from_y, int fill_element)
8129 {
8130   int i,x,y;
8131   int old_element;
8132   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
8133   static int safety = 0;
8134
8135   /* check if starting field still has the desired content */
8136   if (Feld[from_x][from_y] == fill_element)
8137     return;
8138
8139   safety++;
8140
8141   if (safety > lev_fieldx*lev_fieldy)
8142     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
8143
8144   old_element = Feld[from_x][from_y];
8145   Feld[from_x][from_y] = fill_element;
8146
8147   for (i = 0; i < 4; i++)
8148   {
8149     x = from_x + check[i][0];
8150     y = from_y + check[i][1];
8151
8152     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
8153       FloodFill(x, y, fill_element);
8154   }
8155
8156   safety--;
8157 }
8158
8159 /* values for DrawLevelText() modes */
8160 #define TEXT_INIT               0
8161 #define TEXT_SETCURSOR          1
8162 #define TEXT_WRITECHAR          2
8163 #define TEXT_BACKSPACE          3
8164 #define TEXT_NEWLINE            4
8165 #define TEXT_END                5
8166 #define TEXT_QUERY_TYPING       6
8167
8168 static int DrawLevelText(int sx, int sy, char letter, int mode)
8169 {
8170   static short delete_buffer[MAX_LEV_FIELDX];
8171   static int start_sx, start_sy;
8172   static int last_sx, last_sy;
8173   static boolean typing = FALSE;
8174   int letter_element = EL_CHAR_ASCII0 + letter;
8175   int lx = 0, ly = 0;
8176
8177   /* map lower case letters to upper case and convert special characters */
8178   if (letter >= 'a' && letter <= 'z')
8179     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
8180   else if (letter == 'ä' || letter == 'Ä')
8181     letter_element = EL_CHAR_AUMLAUT;
8182   else if (letter == 'ö' || letter == 'Ö')
8183     letter_element = EL_CHAR_OUMLAUT;
8184   else if (letter == 'ü' || letter == 'Ü')
8185     letter_element = EL_CHAR_UUMLAUT;
8186   else if (letter == '^')
8187     letter_element = EL_CHAR_COPYRIGHT;
8188   else
8189     letter_element = EL_CHAR_ASCII0 + letter;
8190
8191   if (mode != TEXT_INIT)
8192   {
8193     if (!typing)
8194       return FALSE;
8195
8196     if (mode != TEXT_SETCURSOR)
8197     {
8198       sx = last_sx;
8199       sy = last_sy;
8200     }
8201
8202     lx = last_sx + level_xpos;
8203     ly = last_sy + level_ypos;
8204   }
8205
8206   switch (mode)
8207   {
8208     case TEXT_INIT:
8209       if (typing)
8210         DrawLevelText(0, 0, 0, TEXT_END);
8211
8212       typing = TRUE;
8213       start_sx = last_sx = sx;
8214       start_sy = last_sy = sy;
8215       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
8216       break;
8217
8218     case TEXT_SETCURSOR:
8219       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
8220       DrawAreaBorder(sx, sy, sx, sy);
8221       last_sx = sx;
8222       last_sy = sy;
8223       break;
8224
8225     case TEXT_WRITECHAR:
8226       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
8227       {
8228         delete_buffer[sx - start_sx] = Feld[lx][ly];
8229         Feld[lx][ly] = letter_element;
8230
8231         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
8232           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
8233         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
8234           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8235         else
8236           DrawLevelText(0, 0, 0, TEXT_END);
8237
8238         level.changed = TRUE;
8239       }
8240       break;
8241
8242     case TEXT_BACKSPACE:
8243       if (sx > start_sx)
8244       {
8245         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
8246         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
8247         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
8248       }
8249       break;
8250
8251     case TEXT_NEWLINE:
8252       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
8253         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8254       else
8255         DrawLevelText(0, 0, 0, TEXT_END);
8256       break;
8257
8258     case TEXT_END:
8259       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8260       DrawMiniElement(sx, sy, Feld[lx][ly]);
8261       typing = FALSE;
8262       break;
8263
8264     case TEXT_QUERY_TYPING:
8265       break;
8266
8267     default:
8268       break;
8269   }
8270
8271   return typing;
8272 }
8273
8274 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
8275                           int element, boolean change_level)
8276 {
8277   int lx = sx + level_xpos;
8278   int ly = sy + level_ypos;
8279
8280   if (element == -1)
8281     DrawMiniElement(sx, sy, Feld[lx][ly]);
8282   else
8283     DrawAreaBorder(sx, sy, sx, sy);
8284 }
8285
8286 static void CopyLevelToUndoBuffer(int mode)
8287 {
8288   static boolean accumulated_undo = FALSE;
8289   boolean new_undo_buffer_position = TRUE;
8290   int last_border_element;
8291   int x, y;
8292
8293   switch (mode)
8294   {
8295     case UNDO_IMMEDIATE:
8296       accumulated_undo = FALSE;
8297       break;
8298
8299     case UNDO_ACCUMULATE:
8300       if (accumulated_undo)
8301         new_undo_buffer_position = FALSE;
8302       accumulated_undo = TRUE;
8303       break;
8304
8305     default:
8306       break;
8307   }
8308
8309   if (new_undo_buffer_position)
8310   {
8311     /* new position in undo buffer ring */
8312     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
8313
8314     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
8315       undo_buffer_steps++;
8316   }
8317
8318   for (x = 0; x < lev_fieldx; x++)
8319     for (y = 0; y < lev_fieldy; y++)
8320       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
8321
8322   /* check if drawing operation forces change of border style */
8323   last_border_element = BorderElement;
8324   SetBorderElement();
8325   if (BorderElement != last_border_element)
8326     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8327
8328   level.changed = TRUE;
8329 }
8330
8331 static void RandomPlacement(int new_element)
8332 {
8333   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
8334   int num_free_positions = 0;
8335   int num_percentage, num_elements;
8336   int x, y;
8337
8338   /* determine number of free positions for randomly placing the new element */
8339   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
8340   {
8341     free_position[x][y] =
8342       (random_placement_background_restricted ?
8343        Feld[x][y] == random_placement_background_element :
8344        Feld[x][y] != new_element);
8345
8346     if (free_position[x][y])
8347       num_free_positions++;
8348   }
8349
8350   /* determine number of new elements to place there */
8351   num_percentage = num_free_positions * random_placement_value / 100;
8352   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
8353                   num_percentage : random_placement_value);
8354
8355   /* if less free positions than elements to place, fill all these positions */
8356   if (num_free_positions < num_elements)
8357   {
8358     for (x = 0; x < lev_fieldx; x++)
8359       for (y = 0; y < lev_fieldy; y++)
8360         if (free_position[x][y])
8361           Feld[x][y] = new_element;
8362   }
8363   else
8364   {
8365     while (num_elements > 0)
8366     {
8367       x = RND(lev_fieldx);
8368       y = RND(lev_fieldy);
8369
8370       /* don't place element at the same position twice */
8371       if (free_position[x][y])
8372       {
8373         free_position[x][y] = FALSE;
8374         Feld[x][y] = new_element;
8375         num_elements--;
8376       }
8377     }
8378   }
8379
8380   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8381   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8382 }
8383
8384 void WrapLevel(int dx, int dy)
8385 {
8386   int wrap_dx = lev_fieldx - dx;
8387   int wrap_dy = lev_fieldy - dy;
8388   int x, y;
8389
8390   for (x = 0; x < lev_fieldx; x++)
8391     for (y = 0; y < lev_fieldy; y++)
8392       FieldBackup[x][y] = Feld[x][y];
8393
8394   for (x = 0; x < lev_fieldx; x++)
8395     for (y = 0; y < lev_fieldy; y++)
8396       Feld[x][y] =
8397         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
8398
8399   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8400   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
8401 }
8402
8403 static void HandleDrawingAreas(struct GadgetInfo *gi)
8404 {
8405   static boolean started_inside_drawing_area = FALSE;
8406   int id = gi->custom_id;
8407   boolean button_press_event;
8408   boolean button_release_event;
8409   boolean inside_drawing_area = !gi->event.off_borders;
8410   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
8411   int actual_drawing_function;
8412   int button = gi->event.button;
8413   int new_element = BUTTON_ELEMENT(button);
8414   int sx = gi->event.x, sy = gi->event.y;
8415   int min_sx = 0, min_sy = 0;
8416   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
8417   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
8418   int lx = 0, ly = 0;
8419   int min_lx = 0, min_ly = 0;
8420   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8421   int x, y;
8422
8423   /* handle info callback for each invocation of action callback */
8424   gi->callback_info(gi);
8425
8426   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8427   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8428
8429   /* make sure to stay inside drawing area boundaries */
8430   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8431   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8432
8433   if (draw_level)
8434   {
8435     /* get positions inside level field */
8436     lx = sx + level_xpos;
8437     ly = sy + level_ypos;
8438
8439     if (!IN_LEV_FIELD(lx, ly))
8440       inside_drawing_area = FALSE;
8441
8442     /* make sure to stay inside level field boundaries */
8443     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8444     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8445
8446     /* correct drawing area positions accordingly */
8447     sx = lx - level_xpos;
8448     sy = ly - level_ypos;
8449   }
8450
8451   if (button_press_event)
8452     started_inside_drawing_area = inside_drawing_area;
8453
8454   if (!started_inside_drawing_area)
8455     return;
8456
8457   if (!button && !button_release_event)
8458     return;
8459
8460   /* automatically switch to 'single item' drawing mode, if needed */
8461   actual_drawing_function =
8462     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8463      drawing_function : GADGET_ID_SINGLE_ITEMS);
8464
8465   /* clicking into drawing area with pressed Control key picks element */
8466   if (GetKeyModState() & KMOD_Control)
8467   {
8468     last_drawing_function = drawing_function;
8469     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8470   }
8471
8472   switch (actual_drawing_function)
8473   {
8474     case GADGET_ID_SINGLE_ITEMS:
8475       if (draw_level)
8476       {
8477         if (button_release_event)
8478         {
8479           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8480
8481           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8482               !inside_drawing_area)
8483             DeleteBrushFromCursor();
8484         }
8485
8486         if (!button)
8487           break;
8488
8489         if (draw_with_brush)
8490         {
8491           if (!button_release_event)
8492             CopyBrushToLevel(sx, sy, button);
8493         }
8494         else if (new_element != Feld[lx][ly])
8495         {
8496           if (new_element == EL_PLAYER_1)
8497           {
8498             /* remove player at old position */
8499             for (y = 0; y < lev_fieldy; y++)
8500             {
8501               for (x = 0; x < lev_fieldx; x++)
8502               {
8503                 if (Feld[x][y] == EL_PLAYER_1)
8504                 {
8505                   Feld[x][y] = EL_EMPTY;
8506                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8507                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8508                     DrawMiniElement(x - level_xpos, y - level_ypos,
8509                                     EL_EMPTY);
8510                 }
8511               }
8512             }
8513           }
8514
8515           Feld[lx][ly] = new_element;
8516           DrawMiniElement(sx, sy, new_element);
8517         }
8518       }
8519       else
8520       {
8521         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8522           DrawMiniGraphicExt(drawto,
8523                              gi->x + sx * MINI_TILEX,
8524                              gi->y + sy * MINI_TILEY,
8525                              el2edimg(new_element));
8526         else
8527           DrawGraphicExt(drawto,
8528                          gi->x + sx * TILEX,
8529                          gi->y + sy * TILEY,
8530                          el2img(new_element), 0);
8531
8532         if (id == GADGET_ID_AMOEBA_CONTENT)
8533           level.amoeba_content = new_element;
8534         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8535         {
8536           new_element = GFX_ELEMENT(new_element);
8537           custom_element.gfx_element = new_element;
8538
8539           CopyElementPropertiesToGame(properties_element);
8540
8541           UpdateCustomElementGraphicGadgets();
8542
8543           FrameCounter = 0;     /* restart animation frame counter */
8544         }
8545         else if (id == GADGET_ID_CUSTOM_CONTENT)
8546         {
8547           custom_element.content[sx][sy] = new_element;
8548
8549           CopyCustomElementPropertiesToGame(properties_element);
8550         }
8551         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8552         {
8553           custom_element.move_enter_element = new_element;
8554
8555           CopyCustomElementPropertiesToGame(properties_element);
8556         }
8557         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8558         {
8559           custom_element.move_leave_element = new_element;
8560
8561           CopyCustomElementPropertiesToGame(properties_element);
8562         }
8563         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8564         {
8565           custom_element_change.target_element = new_element;
8566
8567           CopyCustomElementPropertiesToGame(properties_element);
8568         }
8569         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8570         {
8571           custom_element_change.target_content[sx][sy] = new_element;
8572
8573           CopyCustomElementPropertiesToGame(properties_element);
8574         }
8575         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8576         {
8577           custom_element_change.trigger_element = new_element;
8578
8579           CopyCustomElementPropertiesToGame(properties_element);
8580         }
8581         else if (id == GADGET_ID_GROUP_CONTENT)
8582         {
8583           group_element_info.element[sx] = new_element;
8584
8585           CopyGroupElementPropertiesToGame(properties_element);
8586         }
8587         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8588           random_placement_background_element = new_element;
8589         else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8590                  id <= GADGET_ID_YAMYAM_CONTENT_7)
8591           level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0][sx][sy] =
8592             new_element;
8593         else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8594                  id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8595           level.ball_content[id - GADGET_ID_MAGIC_BALL_CONTENT_0][sx][sy] =
8596             new_element;
8597       }
8598       break;
8599
8600     case GADGET_ID_CONNECTED_ITEMS:
8601       {
8602         static int last_sx = -1;
8603         static int last_sy = -1;
8604
8605         if (button_release_event)
8606           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8607
8608         if (button)
8609         {
8610           if (!button_press_event)
8611             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8612
8613           last_sx = sx;
8614           last_sy = sy;
8615         }
8616       }
8617       break;
8618
8619     case GADGET_ID_LINE:
8620     case GADGET_ID_ARC:
8621     case GADGET_ID_RECTANGLE:
8622     case GADGET_ID_FILLED_BOX:
8623     case GADGET_ID_GRAB_BRUSH:
8624     case GADGET_ID_TEXT:
8625       {
8626         static int last_sx = -1;
8627         static int last_sy = -1;
8628         static int start_sx = -1;
8629         static int start_sy = -1;
8630         void (*draw_func)(int, int, int, int, int, boolean);
8631
8632         if (drawing_function == GADGET_ID_LINE)
8633           draw_func = DrawLine;
8634         else if (drawing_function == GADGET_ID_ARC)
8635           draw_func = DrawArc;
8636         else if (drawing_function == GADGET_ID_RECTANGLE)
8637           draw_func = DrawBox;
8638         else if (drawing_function == GADGET_ID_FILLED_BOX)
8639           draw_func = DrawFilledBox;
8640         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8641           draw_func = SelectArea;
8642         else /* (drawing_function == GADGET_ID_TEXT) */
8643           draw_func = SetTextCursor;
8644
8645         if (button_press_event)
8646         {
8647           draw_func(sx, sy, sx, sy, new_element, FALSE);
8648           start_sx = last_sx = sx;
8649           start_sy = last_sy = sy;
8650
8651           if (drawing_function == GADGET_ID_TEXT)
8652             DrawLevelText(0, 0, 0, TEXT_END);
8653         }
8654         else if (button_release_event)
8655         {
8656           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8657           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8658           {
8659             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8660             CopyBrushToCursor(sx, sy);
8661             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8662                           MB_LEFTBUTTON);
8663             draw_with_brush = TRUE;
8664           }
8665           else if (drawing_function == GADGET_ID_TEXT)
8666             DrawLevelText(sx, sy, 0, TEXT_INIT);
8667           else
8668             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8669         }
8670         else if (last_sx != sx || last_sy != sy)
8671         {
8672           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8673           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8674           last_sx = sx;
8675           last_sy = sy;
8676         }
8677       }
8678       break;
8679
8680     case GADGET_ID_FLOOD_FILL:
8681       if (button_press_event && Feld[lx][ly] != new_element)
8682       {
8683         FloodFill(lx, ly, new_element);
8684         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8685         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8686       }
8687       break;
8688
8689     case GADGET_ID_PICK_ELEMENT:
8690       if (button_release_event)
8691         ClickOnGadget(level_editor_gadget[last_drawing_function],
8692                       MB_LEFTBUTTON);
8693       else if (draw_level)
8694         PickDrawingElement(button, Feld[lx][ly]);
8695       else if (id == GADGET_ID_AMOEBA_CONTENT)
8696         PickDrawingElement(button, level.amoeba_content);
8697       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8698         PickDrawingElement(button, custom_element.gfx_element);
8699       else if (id == GADGET_ID_CUSTOM_CONTENT)
8700         PickDrawingElement(button, custom_element.content[sx][sy]);
8701       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8702         PickDrawingElement(button, custom_element.move_enter_element);
8703       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8704         PickDrawingElement(button, custom_element.move_leave_element);
8705       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8706         PickDrawingElement(button, custom_element_change.target_element);
8707       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8708         PickDrawingElement(button, custom_element_change.target_content[sx][sy]);
8709       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8710         PickDrawingElement(button, custom_element_change.trigger_element);
8711       else if (id == GADGET_ID_GROUP_CONTENT)
8712         PickDrawingElement(button, group_element_info.element[sx]);
8713       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8714         PickDrawingElement(button, random_placement_background_element);
8715       else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8716                id <= GADGET_ID_YAMYAM_CONTENT_7)
8717       {
8718         int i = id - GADGET_ID_YAMYAM_CONTENT_0;
8719
8720         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8721       }
8722       else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8723                id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8724       {
8725         int i = id - GADGET_ID_MAGIC_BALL_CONTENT_0;
8726
8727         PickDrawingElement(button, level.ball_content[i][sx][sy]);
8728       }
8729
8730       break;
8731
8732     default:
8733       break;
8734   }
8735 }
8736
8737 static void HandleCounterButtons(struct GadgetInfo *gi)
8738 {
8739   int gadget_id = gi->custom_id;
8740   int counter_id = gi->custom_type_id;
8741   int button = gi->event.button;
8742   int *counter_value = counterbutton_info[counter_id].value;
8743   int step = BUTTON_STEPSIZE(button) *
8744     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8745
8746   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8747   {
8748     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8749     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8750     boolean level_changed = LevelChanged();
8751
8752     if ((level_changed && pressed) || (!level_changed && released))
8753       return;
8754
8755     if (level_changed && !Request("Level has changed ! Discard changes ?",
8756                                   REQ_ASK))
8757     {
8758       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8759         ModifyEditorCounter(counter_id, *counter_value);
8760
8761       return;
8762     }
8763   }
8764
8765   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8766     *counter_value = gi->textinput.number_value;
8767   else
8768     ModifyEditorCounter(counter_id, *counter_value + step);
8769
8770   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8771   {
8772       LoadLevel(level_nr);
8773       TapeErase();
8774       ResetUndoBuffer();
8775       DrawEditModeWindow();
8776
8777       return;
8778   }
8779
8780   switch (counter_id)
8781   {
8782     case ED_COUNTER_ID_YAMYAM_CONTENT:
8783       DrawYamYamContentAreas();
8784       break;
8785
8786     case ED_COUNTER_ID_GROUP_CONTENT:
8787       DrawGroupElementArea(properties_element);
8788       CopyGroupElementPropertiesToGame(properties_element);
8789       break;
8790
8791     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8792     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8793       DrawEnvelopeTextArea(-1);
8794       break;
8795
8796     case ED_COUNTER_ID_LEVEL_XSIZE:
8797     case ED_COUNTER_ID_LEVEL_YSIZE:
8798       lev_fieldx = level.fieldx;
8799       lev_fieldy = level.fieldy;
8800       break;
8801
8802     default:
8803       break;
8804   }
8805
8806   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8807        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8808       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8809        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8810     CopyElementPropertiesToGame(properties_element);
8811
8812   level.changed = TRUE;
8813 }
8814
8815 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8816 {
8817   int type_id = gi->custom_type_id;
8818
8819   strcpy(textinput_info[type_id].value, gi->textinput.value);
8820
8821   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8822   {
8823     CopyElementPropertiesToGame(properties_element);
8824
8825     ModifyEditorElementList();  /* update changed button info text */
8826   }
8827
8828   level.changed = TRUE;
8829 }
8830
8831 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8832 {
8833   int type_id = gi->custom_type_id;
8834
8835   strcpy(textarea_info[type_id].value, gi->textarea.value);
8836
8837   level.changed = TRUE;
8838 }
8839
8840 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8841 {
8842   int type_id = gi->custom_type_id;
8843
8844   *selectbox_info[type_id].value =
8845     selectbox_info[type_id].options[gi->selectbox.index].value;
8846
8847   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8848   {
8849     element_info[properties_element].current_change_page = gi->selectbox.index;
8850
8851     DrawPropertiesWindow();
8852   }
8853   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8854             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8855            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8856             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8857            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8858   {
8859     CopyElementPropertiesToGame(properties_element);
8860
8861     level.changed = TRUE;
8862   }
8863 }
8864
8865 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8866 {
8867   int type_id = gi->custom_type_id;
8868   int i;
8869
8870   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8871       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8872   {
8873     edit_mode_properties = gi->custom_type_id;
8874
8875     DrawPropertiesWindow();
8876   }
8877   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8878   {
8879     char *template_filename = getDefaultLevelFilename(-1);
8880     boolean new_template = !fileExists(template_filename);
8881
8882     if (new_template ||
8883         Request("Save this template and kill the old ?", REQ_ASK))
8884       SaveLevelTemplate();
8885
8886     if (new_template)
8887       Request("Template saved !", REQ_CONFIRM);
8888   }
8889   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8890            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8891   {
8892     struct ElementInfo *ei = &element_info[properties_element];
8893
8894     setElementChangePages(ei, ei->num_change_pages + 1);
8895
8896     /* set new change page to be new current change page */
8897     ei->current_change_page = ei->num_change_pages - 1;
8898     ei->change = &ei->change_page[ei->current_change_page];
8899
8900     setElementChangeInfoToDefaults(ei->change);
8901
8902     DrawPropertiesWindow();
8903
8904     level.changed = TRUE;
8905   }
8906   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8907            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8908   {
8909     struct ElementInfo *ei = &element_info[properties_element];
8910
8911     /* copy all change pages after change page to be deleted */
8912     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8913       ei->change_page[i] = ei->change_page[i + 1];
8914
8915     setElementChangePages(ei, ei->num_change_pages - 1);
8916
8917     DrawPropertiesWindow();
8918
8919     level.changed = TRUE;
8920   }
8921 }
8922
8923 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8924 {
8925   int type_id = gi->custom_type_id;
8926
8927   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8928       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8929   {
8930     struct ElementInfo *ei = &element_info[properties_element];
8931     int step = BUTTON_STEPSIZE(gi->event.button);
8932
8933     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8934     ei->current_change_page += step;
8935
8936     if (ei->current_change_page < 0)
8937       ei->current_change_page = 0;
8938     else if (ei->current_change_page >= ei->num_change_pages)
8939       ei->current_change_page = ei->num_change_pages - 1;
8940
8941     DrawPropertiesWindow();
8942   }
8943   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8944            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8945   {
8946     struct ElementInfo *ei = &element_info[properties_element];
8947     int current_change_page = ei->current_change_page;
8948
8949     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8950       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8951         ei->change_page[current_change_page];
8952     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8953     {
8954       ei->change_page[current_change_page] =
8955         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8956
8957       level.changed = TRUE;
8958     }
8959
8960     DrawPropertiesWindow();
8961   }
8962 }
8963
8964 static void HandleRadiobuttons(struct GadgetInfo *gi)
8965 {
8966   *radiobutton_info[gi->custom_type_id].value =
8967     radiobutton_info[gi->custom_type_id].checked_value;
8968
8969   level.changed = TRUE;
8970 }
8971
8972 static void HandleCheckbuttons(struct GadgetInfo *gi)
8973 {
8974   int type_id = gi->custom_type_id;
8975
8976   *checkbutton_info[type_id].value ^= TRUE;
8977
8978   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8979       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8980       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8981       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8982          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8983         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8984          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8985        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8986   {
8987     CopyElementPropertiesToGame(properties_element);
8988   }
8989
8990   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8991   {
8992     UpdateCustomElementGraphicGadgets();
8993   }
8994   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8995   {
8996     char *template_filename = getDefaultLevelFilename(-1);
8997
8998     if (level.use_custom_template && !fileExists(template_filename))
8999     {
9000       Request("No level template found !", REQ_CONFIRM);
9001
9002       level.use_custom_template = FALSE;
9003       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
9004
9005       return;
9006     }
9007
9008     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
9009
9010     DrawEditModeWindow();
9011   }
9012
9013   level.changed = TRUE;
9014 }
9015
9016 static void HandleControlButtons(struct GadgetInfo *gi)
9017 {
9018   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
9019   static int last_edit_mode = ED_MODE_DRAWING;
9020   static int last_custom_copy_mode = -1;
9021   int id = gi->custom_id;
9022   int button = gi->event.button;
9023   int step = BUTTON_STEPSIZE(button);
9024   int new_element = BUTTON_ELEMENT(button);
9025   int x, y;
9026
9027   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
9028     DrawLevelText(0, 0, 0, TEXT_END);
9029
9030   if (id < ED_NUM_CTRL1_BUTTONS &&
9031       id != GADGET_ID_SINGLE_ITEMS &&
9032       id != GADGET_ID_PROPERTIES &&
9033       id != GADGET_ID_PICK_ELEMENT &&
9034       edit_mode != ED_MODE_DRAWING &&
9035       drawing_function != GADGET_ID_PICK_ELEMENT &&
9036       !(GetKeyModState() & KMOD_Control))
9037   {
9038     DrawDrawingWindow();
9039     edit_mode = ED_MODE_DRAWING;
9040   }
9041
9042   /* element copy mode active, but no element button pressed => deactivate */
9043   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
9044     last_custom_copy_mode = -1;
9045
9046   switch (id)
9047   {
9048     case GADGET_ID_SCROLL_LEFT:
9049       if (level_xpos >= 0)
9050       {
9051         if (lev_fieldx < ed_fieldx - 2)
9052           break;
9053
9054         level_xpos -= step;
9055         if (level_xpos < -1)
9056           level_xpos = -1;
9057         if (button == 1)
9058           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
9059         else
9060           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9061
9062         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9063                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9064       }
9065       break;
9066
9067     case GADGET_ID_SCROLL_RIGHT:
9068       if (level_xpos <= lev_fieldx - ed_fieldx)
9069       {
9070         if (lev_fieldx < ed_fieldx - 2)
9071           break;
9072
9073         level_xpos += step;
9074         if (level_xpos > lev_fieldx - ed_fieldx + 1)
9075           level_xpos = lev_fieldx - ed_fieldx + 1;
9076         if (button == 1)
9077           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
9078         else
9079           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9080
9081         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9082                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9083       }
9084       break;
9085
9086     case GADGET_ID_SCROLL_UP:
9087       if (level_ypos >= 0)
9088       {
9089         if (lev_fieldy < ed_fieldy - 2)
9090           break;
9091
9092         level_ypos -= step;
9093         if (level_ypos < -1)
9094           level_ypos = -1;
9095         if (button == 1)
9096           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
9097         else
9098           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9099
9100         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9101                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9102       }
9103       break;
9104
9105     case GADGET_ID_SCROLL_DOWN:
9106       if (level_ypos <= lev_fieldy - ed_fieldy)
9107       {
9108         if (lev_fieldy < ed_fieldy - 2)
9109           break;
9110
9111         level_ypos += step;
9112         if (level_ypos > lev_fieldy - ed_fieldy + 1)
9113           level_ypos = lev_fieldy - ed_fieldy + 1;
9114         if (button == 1)
9115           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
9116         else
9117           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9118
9119         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9120                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9121       }
9122       break;
9123
9124     case GADGET_ID_SCROLL_HORIZONTAL:
9125       level_xpos = gi->event.item_position - 1;
9126       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9127       break;
9128
9129     case GADGET_ID_SCROLL_VERTICAL:
9130       level_ypos = gi->event.item_position - 1;
9131       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9132       break;
9133
9134     case GADGET_ID_SCROLL_LIST_UP:
9135     case GADGET_ID_SCROLL_LIST_DOWN:
9136     case GADGET_ID_SCROLL_LIST_VERTICAL:
9137       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
9138         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
9139       else
9140       {
9141         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
9142         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
9143
9144         if (element_shift < 0)
9145           element_shift = 0;
9146         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
9147           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
9148
9149         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
9150                      GDI_SCROLLBAR_ITEM_POSITION,
9151                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
9152       }
9153
9154       ModifyEditorElementList();
9155
9156       break;
9157
9158     case GADGET_ID_WRAP_LEFT:
9159       WrapLevel(-step, 0);
9160       break;
9161
9162     case GADGET_ID_WRAP_RIGHT:
9163       WrapLevel(step, 0);
9164       break;
9165
9166     case GADGET_ID_WRAP_UP:
9167       WrapLevel(0, -step);
9168       break;
9169
9170     case GADGET_ID_WRAP_DOWN:
9171       WrapLevel(0, step);
9172       break;
9173
9174     case GADGET_ID_SINGLE_ITEMS:
9175     case GADGET_ID_CONNECTED_ITEMS:
9176     case GADGET_ID_LINE:
9177     case GADGET_ID_ARC:
9178     case GADGET_ID_TEXT:
9179     case GADGET_ID_RECTANGLE:
9180     case GADGET_ID_FILLED_BOX:
9181     case GADGET_ID_FLOOD_FILL:
9182     case GADGET_ID_GRAB_BRUSH:
9183     case GADGET_ID_PICK_ELEMENT:
9184       if (drawing_function != GADGET_ID_PICK_ELEMENT)
9185         last_drawing_function = drawing_function;
9186       drawing_function = id;
9187       draw_with_brush = FALSE;
9188       break;
9189
9190     case GADGET_ID_RANDOM_PLACEMENT:
9191       RandomPlacement(new_element);
9192       break;
9193
9194     case GADGET_ID_PROPERTIES:
9195       if (edit_mode != ED_MODE_PROPERTIES)
9196       {
9197         properties_element = new_element;
9198         DrawPropertiesWindow();
9199         edit_mode = ED_MODE_PROPERTIES;
9200
9201         last_level_drawing_function = drawing_function;
9202         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
9203                       MB_LEFTBUTTON);
9204       }
9205       else
9206       {
9207         DrawDrawingWindow();
9208         edit_mode = ED_MODE_DRAWING;
9209
9210         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
9211                       MB_LEFTBUTTON);
9212       }
9213       break;
9214
9215     case GADGET_ID_CUSTOM_COPY_FROM:
9216     case GADGET_ID_CUSTOM_COPY_TO:
9217     case GADGET_ID_CUSTOM_EXCHANGE:
9218       last_custom_copy_mode = id;
9219       last_drawing_function = drawing_function;
9220       break;
9221
9222     case GADGET_ID_CUSTOM_COPY:
9223       CopyCustomElement(properties_element, -1, id);
9224       break;
9225
9226     case GADGET_ID_CUSTOM_PASTE:
9227       CopyCustomElement(-1, properties_element, id);
9228       break;
9229
9230     case GADGET_ID_UNDO:
9231       if (undo_buffer_steps == 0)
9232       {
9233         Request("Undo buffer empty !", REQ_CONFIRM);
9234         break;
9235       }
9236
9237       if (edit_mode != ED_MODE_DRAWING)
9238       {
9239         DrawDrawingWindow();
9240         edit_mode = ED_MODE_DRAWING;
9241       }
9242
9243       undo_buffer_position =
9244         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
9245       undo_buffer_steps--;
9246
9247       for (x = 0; x < lev_fieldx; x++)
9248         for (y = 0; y < lev_fieldy; y++)
9249           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
9250       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
9251       break;
9252
9253     case GADGET_ID_INFO:
9254       if (edit_mode != ED_MODE_INFO)
9255       {
9256         last_edit_mode = edit_mode;
9257         edit_mode = ED_MODE_INFO;
9258
9259         DrawLevelInfoWindow();
9260       }
9261       else
9262       {
9263         edit_mode = last_edit_mode;
9264
9265         DrawEditModeWindow();
9266       }
9267       break;
9268
9269     case GADGET_ID_CLEAR:
9270       if (edit_mode != ED_MODE_DRAWING)
9271       {
9272         DrawDrawingWindow();
9273         edit_mode = ED_MODE_DRAWING;
9274       }
9275
9276       for (x = 0; x < MAX_LEV_FIELDX; x++)
9277         for (y = 0; y < MAX_LEV_FIELDY; y++)
9278           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
9279
9280       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
9281
9282       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9283       break;
9284
9285     case GADGET_ID_SAVE:
9286       if (leveldir_current->readonly)
9287       {
9288         Request("This level is read only !", REQ_CONFIRM);
9289         break;
9290       }
9291
9292       if (!LevelContainsPlayer())
9293         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9294       else
9295       {
9296         char *level_filename = getDefaultLevelFilename(level_nr);
9297         boolean new_level = !fileExists(level_filename);
9298
9299         if (new_level ||
9300             Request("Save this level and kill the old ?", REQ_ASK))
9301         {
9302           CopyPlayfield(Feld, level.field);
9303
9304           SaveLevel(level_nr);
9305         }
9306
9307         if (new_level)
9308           Request("Level saved !", REQ_CONFIRM);
9309
9310         level.changed = FALSE;
9311       }
9312       break;
9313
9314     case GADGET_ID_TEST:
9315       if (!LevelContainsPlayer())
9316         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9317       else
9318       {
9319         if (LevelChanged())
9320           level.game_version = GAME_VERSION_ACTUAL;
9321
9322         CopyPlayfield(level.field, FieldBackup);
9323         CopyPlayfield(Feld, level.field);
9324
9325         CopyNativeLevel_RND_to_Native(&level);
9326
9327         UnmapLevelEditorGadgets();
9328         UndrawSpecialEditorDoor();
9329
9330         CloseDoor(DOOR_CLOSE_ALL);
9331
9332         DrawCompleteVideoDisplay();
9333
9334         if (setup.autorecord)
9335           TapeStartRecording();
9336
9337         level_editor_test_game = TRUE;
9338         game_status = GAME_MODE_PLAYING;
9339
9340         InitGame();
9341       }
9342       break;
9343
9344     case GADGET_ID_EXIT:
9345       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
9346       break;
9347
9348     default:
9349       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
9350           id <= GADGET_ID_ELEMENTLIST_LAST)
9351       {
9352         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
9353         int new_element = editor_elements[element_position + element_shift];
9354
9355         if (last_custom_copy_mode != -1)
9356         {
9357           if (CopyCustomElement(properties_element, new_element,
9358                                 last_custom_copy_mode))
9359           {
9360             ClickOnGadget(level_editor_gadget[last_drawing_function],
9361                           MB_LEFTBUTTON);
9362
9363             last_custom_copy_mode = -1;
9364           }
9365
9366           break;
9367         }
9368
9369         PickDrawingElement(button, new_element);
9370
9371         if (!stick_element_properties_window &&
9372             drawing_function != GADGET_ID_PICK_ELEMENT &&
9373             !(GetKeyModState() & KMOD_Control))
9374         {
9375           properties_element = new_element;
9376           if (edit_mode == ED_MODE_PROPERTIES)
9377             DrawPropertiesWindow();
9378         }
9379
9380         if (drawing_function == GADGET_ID_PICK_ELEMENT)
9381           ClickOnGadget(level_editor_gadget[last_drawing_function],
9382                         MB_LEFTBUTTON);
9383       }
9384 #ifdef DEBUG
9385       else if (gi->event.type == GD_EVENT_PRESSED)
9386         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
9387       else if (gi->event.type == GD_EVENT_RELEASED)
9388         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
9389       else if (gi->event.type == GD_EVENT_MOVING)
9390         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
9391       else
9392         printf("default: HandleControlButtons: ? (id == %d)\n", id);
9393 #endif
9394       break;
9395   }
9396 }
9397
9398 void HandleLevelEditorKeyInput(Key key)
9399 {
9400   char letter = getCharFromKey(key);
9401   int button = MB_LEFTBUTTON;
9402
9403   if (drawing_function == GADGET_ID_TEXT &&
9404       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
9405   {
9406     if (letter)
9407       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
9408     else if (key == KSYM_Delete || key == KSYM_BackSpace)
9409       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
9410     else if (key == KSYM_Return)
9411       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
9412     else if (key == KSYM_Escape)
9413       DrawLevelText(0, 0, 0, TEXT_END);
9414   }
9415   else if (button_status == MB_RELEASED)
9416   {
9417     int i, id = GADGET_ID_NONE;
9418
9419     switch (key)
9420     {
9421       case KSYM_Left:
9422         id = GADGET_ID_SCROLL_LEFT;
9423         break;
9424       case KSYM_Right:
9425         id = GADGET_ID_SCROLL_RIGHT;
9426         break;
9427       case KSYM_Up:
9428         id = GADGET_ID_SCROLL_UP;
9429         break;
9430       case KSYM_Down:
9431         id = GADGET_ID_SCROLL_DOWN;
9432         break;
9433       case KSYM_Page_Up:
9434         id = GADGET_ID_SCROLL_LIST_UP;
9435         button = MB_RIGHTBUTTON;
9436         break;
9437       case KSYM_Page_Down:
9438         id = GADGET_ID_SCROLL_LIST_DOWN;
9439         button = MB_RIGHTBUTTON;
9440         break;
9441
9442       case KSYM_Escape:
9443         if (edit_mode == ED_MODE_DRAWING)
9444         {
9445           RequestExitLevelEditor(setup.ask_on_escape);
9446         }
9447         else if (edit_mode == ED_MODE_INFO)
9448         {
9449           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9450         }
9451         else if (edit_mode == ED_MODE_PROPERTIES)
9452         {
9453           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9454         }
9455         else            /* should never happen */
9456         {
9457           DrawDrawingWindow();
9458           edit_mode = ED_MODE_DRAWING;
9459         }
9460         break;
9461
9462       default:
9463         break;
9464     }
9465
9466     if (id != GADGET_ID_NONE)
9467       ClickOnGadget(level_editor_gadget[id], button);
9468     else if (letter == '.')
9469       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9470     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9471       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9472     else
9473       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9474         if (letter && letter == control_info[i].shortcut)
9475           if (!anyTextGadgetActive())
9476             ClickOnGadget(level_editor_gadget[i], button);
9477   }
9478 }
9479
9480 void HandleLevelEditorIdle()
9481 {
9482   static unsigned long action_delay = 0;
9483   unsigned long action_delay_value = GameFrameDelay;
9484   int xpos = 1, ypos = 2;
9485
9486   if (edit_mode != ED_MODE_PROPERTIES)
9487     return;
9488
9489   if (!DelayReached(&action_delay, action_delay_value))
9490     return;
9491
9492   DrawGraphicAnimationExt(drawto,
9493                           SX + xpos * TILEX,
9494                           SY + ypos * TILEY + MINI_TILEY / 2,
9495                           el2img(properties_element), -1, NO_MASKING);
9496
9497   MarkTileDirty(xpos, ypos);
9498   MarkTileDirty(xpos, ypos + 1);
9499
9500   FrameCounter++;       /* increase animation frame counter */
9501 }
9502
9503 void ClearEditorGadgetInfoText()
9504 {
9505   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9506 }
9507
9508 void HandleEditorGadgetInfoText(void *ptr)
9509 {
9510   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9511   char infotext[MAX_OUTPUT_LINESIZE + 1];
9512   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9513   int max_infotext_len = getMaxInfoTextLength();
9514
9515   if (game_status != GAME_MODE_EDITOR)
9516     return;
9517
9518   ClearEditorGadgetInfoText();
9519
9520   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9521     return;
9522
9523   /* misuse this function to delete brush cursor, if needed */
9524   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9525     DeleteBrushFromCursor();
9526
9527   if (gi == NULL || gi->info_text == NULL)
9528     return;
9529
9530   strncpy(infotext, gi->info_text, max_infotext_len);
9531   infotext[max_infotext_len] = '\0';
9532
9533   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9534   {
9535     int key = control_info[gi->custom_id].shortcut;
9536
9537     if (key)
9538     {
9539       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9540         sprintf(shortcut, " ('.' or '%c')", key);
9541       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9542         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9543       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9544         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9545       else                                              /* normal case */
9546         sprintf(shortcut, " ('%s%c')",
9547                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9548
9549       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9550         strcat(infotext, shortcut);
9551     }
9552   }
9553
9554   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9555 }
9556
9557 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9558 {
9559   static int start_lx, start_ly;
9560   int id = gi->custom_id;
9561   int sx = gi->event.x;
9562   int sy = gi->event.y;
9563   int lx = sx + level_xpos;
9564   int ly = sy + level_ypos;
9565   int min_sx = 0, min_sy = 0;
9566   int max_sx = gi->drawing.area_xsize - 1;
9567   int max_sy = gi->drawing.area_ysize - 1;
9568   int actual_drawing_function = drawing_function;
9569   int max_infotext_len = getMaxInfoTextLength();
9570   char infotext[MAX_OUTPUT_LINESIZE + 1];
9571   char *text;
9572
9573   infotext[0] = '\0';           /* start with empty info text */
9574
9575   /* pressed Control key: simulate picking element */
9576   if (GetKeyModState() & KMOD_Control)
9577     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9578
9579   ClearEditorGadgetInfoText();
9580
9581   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9582     return;
9583
9584   /* make sure to stay inside drawing area boundaries */
9585   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9586   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9587
9588   if (id == GADGET_ID_DRAWING_LEVEL)
9589   {
9590     if (button_status)
9591     {
9592       int min_lx = 0, min_ly = 0;
9593       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9594
9595       /* get positions inside level field */
9596       lx = sx + level_xpos;
9597       ly = sy + level_ypos;
9598
9599       /* make sure to stay inside level field boundaries */
9600       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9601       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9602
9603       /* correct drawing area positions accordingly */
9604       sx = lx - level_xpos;
9605       sy = ly - level_ypos;
9606     }
9607
9608     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9609     {
9610       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9611       {
9612         if (gi->event.type == GD_EVENT_PRESSED)
9613         {
9614           start_lx = lx;
9615           start_ly = ly;
9616         }
9617
9618         switch (actual_drawing_function)
9619         {
9620           case GADGET_ID_SINGLE_ITEMS:
9621             text = "Drawing single items";
9622             break;
9623           case GADGET_ID_CONNECTED_ITEMS:
9624             text = "Drawing connected items";
9625             break;
9626           case GADGET_ID_LINE:
9627             text = "Drawing line";
9628             break;
9629           case GADGET_ID_ARC:
9630             text = "Drawing arc";
9631             break;
9632           case GADGET_ID_TEXT:
9633             text = "Setting text cursor";
9634             break;
9635           case GADGET_ID_RECTANGLE:
9636             text = "Drawing rectangle";
9637             break;
9638           case GADGET_ID_FILLED_BOX:
9639             text = "Drawing filled box";
9640             break;
9641           case GADGET_ID_FLOOD_FILL:
9642             text = "Flood fill";
9643             break;
9644           case GADGET_ID_GRAB_BRUSH:
9645             text = "Grabbing brush";
9646             break;
9647           case GADGET_ID_PICK_ELEMENT:
9648             text = "Picking element";
9649             break;
9650
9651           default:
9652             text = "Drawing position";
9653             break;
9654         }
9655
9656 #if 1
9657         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9658           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9659         else
9660           sprintf(infotext, "%s: %d, %d", text,
9661                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9662 #else
9663         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9664           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9665                     "%s: %d, %d", infotext, lx, ly);
9666         else
9667           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9668                     "%s: %d, %d", infotext,
9669                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9670 #endif
9671       }
9672 #if 1
9673       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9674         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9675       else
9676         sprintf(infotext, "Level position: %d, %d", lx, ly);
9677 #else
9678       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9679         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9680                   "%s", getElementInfoText(Feld[lx][ly]));
9681       else
9682         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9683                   "Level position: %d, %d", lx, ly);
9684 #endif
9685     }
9686
9687     /* misuse this function to draw brush cursor, if needed */
9688     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9689     {
9690       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9691         CopyBrushToCursor(sx, sy);
9692       else
9693         DeleteBrushFromCursor();
9694     }
9695   }
9696   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9697   {
9698     int element = EL_EMPTY;
9699
9700     if (id == GADGET_ID_AMOEBA_CONTENT)
9701       element = level.amoeba_content;
9702     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9703       element = custom_element.gfx_element;
9704     else if (id == GADGET_ID_CUSTOM_CONTENT)
9705       element = custom_element.content[sx][sy];
9706     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9707       element = custom_element.move_enter_element;
9708     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9709       element = custom_element.move_leave_element;
9710     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9711       element = custom_element_change.target_element;
9712     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9713       element = custom_element_change.target_content[sx][sy];
9714     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9715       element = custom_element_change.trigger_element;
9716     else if (id == GADGET_ID_GROUP_CONTENT)
9717       element = group_element_info.element[sx];
9718     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9719       element = random_placement_background_element;
9720     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9721              id <= GADGET_ID_YAMYAM_CONTENT_7)
9722       element = level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0][sx][sy];
9723     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9724              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9725       element = level.ball_content[id -GADGET_ID_MAGIC_BALL_CONTENT_0][sx][sy];
9726
9727     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9728   }
9729   else
9730   {
9731     if (id == GADGET_ID_AMOEBA_CONTENT)
9732       strcpy(infotext, "Amoeba content");
9733     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9734       strcpy(infotext, "Custom graphic element");
9735     else if (id == GADGET_ID_CUSTOM_CONTENT)
9736       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9737     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9738       strcpy(infotext, "Element that can be digged/collected");
9739     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9740       strcpy(infotext, "Element that will be left behind");
9741     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9742       strcpy(infotext, "New element after change");
9743     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9744       strcpy(infotext, "New extended elements after change");
9745     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9746       strcpy(infotext, "Other element triggering change");
9747     else if (id == GADGET_ID_GROUP_CONTENT)
9748       sprintf(infotext, "Group element position: %d", sx + 1);
9749     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9750       strcpy(infotext, "Random placement background");
9751     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9752              id <= GADGET_ID_YAMYAM_CONTENT_7)
9753       sprintf(infotext, "Content area %d position: %d, %d",
9754               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9755     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9756              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9757       sprintf(infotext, "Content area %d position: %d, %d",
9758               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9759   }
9760
9761   infotext[max_infotext_len] = '\0';
9762
9763   if (strlen(infotext) > 0)
9764     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9765 }
9766
9767 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9768 {
9769   if (!ask_if_level_has_changed ||
9770       !LevelChanged() ||
9771       Request("Level has changed ! Exit without saving ?",
9772               REQ_ASK | REQ_STAY_OPEN))
9773   {
9774 #if 1
9775     CloseDoor(DOOR_CLOSE_1);
9776     SetDoorState(DOOR_CLOSE_2);
9777 #else
9778     CloseDoor(DOOR_CLOSE_ALL);
9779 #endif
9780     game_status = GAME_MODE_MAIN;
9781     DrawMainMenu();
9782   }
9783   else
9784   {
9785     CloseDoor(DOOR_CLOSE_1);
9786     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9787   }
9788 }