src/editor.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * editor.c                                                 *
  12 ***********************************************************/
  13
  14 #include <math.h>
  15
  16 #include "libgame/libgame.h"
  17
  18 #include "editor.h"
  19 #include "screens.h"
  20 #include "tools.h"
  21 #include "files.h"
  22 #include "game.h"
  23 #include "init.h"
  24 #include "tape.h"
  25
  26
  27 #define INFOTEXT_UNKNOWN_ELEMENT        "unknown"
  28
  29
  30 /*
  31   -----------------------------------------------------------------------------
  32   screen and artwork graphic pixel position definitions
  33   -----------------------------------------------------------------------------
  34 */
  35
  36 /* positions in the level editor */
  37 #define ED_WIN_MB_LEFT_XPOS             6
  38 #define ED_WIN_MB_LEFT_YPOS             258
  39 #define ED_WIN_MB_MIDDLE_XPOS           42
  40 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  41 #define ED_WIN_MB_RIGHT_XPOS            78
  42 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  43
  44 /* values for the control window */
  45 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  46 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  47 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  48 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  49 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  50 #define ED_CTRL4_BUTTONS_GFX_XPOS       44
  51 #define ED_CTRL4_BUTTONS_GFX_YPOS       214
  52 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  53 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  54
  55 #define ED_CTRL1_BUTTON_XSIZE           22
  56 #define ED_CTRL1_BUTTON_YSIZE           22
  57 #define ED_CTRL1_BUTTONS_XPOS           6
  58 #define ED_CTRL1_BUTTONS_YPOS           6
  59 #define ED_CTRL2_BUTTON_XSIZE           30
  60 #define ED_CTRL2_BUTTON_YSIZE           20
  61 #define ED_CTRL2_BUTTONS_XPOS           5
  62 #define ED_CTRL2_BUTTONS_YPOS           99
  63 #define ED_CTRL3_BUTTON_XSIZE           22
  64 #define ED_CTRL3_BUTTON_YSIZE           22
  65 #define ED_CTRL3_BUTTONS_XPOS           6
  66 #define ED_CTRL3_BUTTONS_YPOS           6
  67 #define ED_CTRL4_BUTTON_XSIZE           22
  68 #define ED_CTRL4_BUTTON_YSIZE           22
  69 #define ED_CTRL4_BUTTONS_XPOS           6
  70 #define ED_CTRL4_BUTTONS_YPOS           6
  71
  72 #define ED_CTRL1_BUTTONS_HORIZ          4
  73 #define ED_CTRL1_BUTTONS_VERT           4
  74 #define ED_CTRL2_BUTTONS_HORIZ          3
  75 #define ED_CTRL2_BUTTONS_VERT           2
  76 #define ED_CTRL3_BUTTONS_HORIZ          3
  77 #define ED_CTRL3_BUTTONS_VERT           1
  78 #define ED_CTRL4_BUTTONS_HORIZ          2
  79 #define ED_CTRL4_BUTTONS_VERT           1
  80
  81 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  82 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  83 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  84 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  85 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  86 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  87 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS +  \
  88                                 ED_NUM_CTRL2_BUTTONS +  \
  89                                 ED_NUM_CTRL3_BUTTONS +  \
  90                                 ED_NUM_CTRL4_BUTTONS)
  91
  92 /* values for the element list */
  93 #define ED_ELEMENTLIST_XPOS             5
  94 #define ED_ELEMENTLIST_YPOS             30
  95 #define ED_ELEMENTLIST_XSIZE            20
  96 #define ED_ELEMENTLIST_YSIZE            20
  97 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
  98 #define ED_ELEMENTLIST_BUTTONS_VERT     11
  99 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
 100                                          ED_ELEMENTLIST_BUTTONS_VERT)
 101
 102 /* standard distances */
 103 #define ED_BORDER_SIZE                  3
 104 #define ED_BORDER_TEXT_XSIZE            5
 105 #define ED_BORDER_AREA_YSIZE            1
 106
 107 #define ED_GADGET_DISTANCE              2
 108 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
 109 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
 110                                          MINI_TILEX / 2)
 111
 112 /* values for the settings windows */
 113 #define ED_LEVEL_SETTINGS_XSTART        (3 * MINI_TILEX / 2)
 114 #define ED_LEVEL_SETTINGS_YSTART        (5 * MINI_TILEY)
 115
 116 #define ED_ELEMENT_SETTINGS_XSTART      (3 * MINI_TILEX / 2)
 117 #define ED_ELEMENT_SETTINGS_YSTART      (10 * MINI_TILEY)
 118
 119 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE +         \
 120                                          2 * ED_GADGET_DISTANCE)
 121
 122 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 123 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 124
 125 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_LEVEL_SETTINGS_XSTART +     \
 126                                          (n) * ED_SETTINGS_XOFFSET)
 127 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_LEVEL_SETTINGS_YSTART +     \
 128                                          (n) * ED_SETTINGS_YOFFSET)
 129
 130 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_ELEMENT_SETTINGS_XSTART +   \
 131                                          (n) * ED_SETTINGS_XOFFSET)
 132 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_ELEMENT_SETTINGS_YSTART +   \
 133                                          (n) * ED_SETTINGS_YOFFSET)
 134
 135 #define ED_SETTINGS1_YPOS               MINI_TILEY
 136 #define ED_SETTINGS2_XPOS               MINI_TILEX
 137 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 138
 139 /* values for counter gadgets */
 140 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 141 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 142 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART +            \
 143                                          (n) * ED_COUNTER_YDISTANCE)
 144 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART +            \
 145                                          (n) * ED_COUNTER_YDISTANCE - 2)
 146
 147 /* values for element content drawing areas */
 148 #define ED_AREA_1X1_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 149 #define ED_AREA_1X1_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 150                                          ED_GADGET_DISTANCE)
 151
 152 #define ED_AREA_3X3_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 153 #define ED_AREA_3X3_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 154                                          ED_GADGET_DISTANCE - MINI_TILEY)
 155
 156 /* yamyam content */
 157 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX +               \
 158                                          5 * ((n) % 4) * MINI_TILEX)
 159 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (17 * MINI_TILEY +              \
 160                                          6 * ((n) / 4) * MINI_TILEY)
 161
 162 /* magic ball content */
 163 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS(n) (2 * MINI_TILEX +            \
 164                                             5 * ((n) % 4) * MINI_TILEX)
 165 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS(n) (17 * MINI_TILEY +           \
 166                                             6 * ((n) / 4) * MINI_TILEY)
 167
 168 /* values for scrolling gadgets for drawing area */
 169 #define ED_SCROLLBUTTON_XPOS            24
 170 #define ED_SCROLLBUTTON_YPOS            0
 171 #define ED_SCROLLBAR_XPOS               24
 172 #define ED_SCROLLBAR_YPOS               64
 173
 174 #define ED_SCROLLBUTTON_XSIZE           16
 175 #define ED_SCROLLBUTTON_YSIZE           16
 176
 177 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 178 #define ED_SCROLL_UP_YPOS               (0)
 179 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 180 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 181 #define ED_SCROLL_LEFT_XPOS             (0)
 182 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 183 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 184 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 185 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 186                                          ED_SCROLLBUTTON_XSIZE)
 187 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 188 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 189 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 190 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 191 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 192                                          ED_SCROLLBUTTON_YSIZE)
 193 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 194 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 195
 196 /* values for scrolling gadgets for element list */
 197 #define ED_SCROLLBUTTON2_XPOS           50
 198 #define ED_SCROLLBUTTON2_YPOS           0
 199 #define ED_SCROLLBAR2_XPOS              50
 200 #define ED_SCROLLBAR2_YPOS              20
 201
 202 #define ED_SCROLLBUTTON2_XSIZE          10
 203 #define ED_SCROLLBUTTON2_YSIZE          10
 204
 205 #define ED_SCROLL2_UP_XPOS              85
 206 #define ED_SCROLL2_UP_YPOS              30
 207 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 208 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 209                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 210                                          ED_ELEMENTLIST_YSIZE -         \
 211                                          ED_SCROLLBUTTON2_YSIZE)
 212 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 213 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 214                                          ED_SCROLLBUTTON2_YSIZE)
 215 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 216 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 217                                          ED_ELEMENTLIST_YSIZE -         \
 218                                          2 * ED_SCROLLBUTTON2_YSIZE)
 219
 220 /* values for checkbutton gadgets */
 221 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 222 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 223 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 224 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 225 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 226 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 227 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 228
 229 /* values for some special graphic buttons */
 230 #define ED_COPY_CHANGE_PAGE_XPOS        25
 231 #define ED_COPY_CHANGE_PAGE_YPOS        50
 232 #define ED_PASTE_CHANGE_PAGE_XPOS       25
 233 #define ED_PASTE_CHANGE_PAGE_YPOS       70
 234
 235 /* some values for text input, selectbox and counter gadgets */
 236 #define ED_BUTTON_COUNT_YPOS            60
 237 #define ED_BUTTON_COUNT_XSIZE           20
 238 #define ED_BUTTON_COUNT_YSIZE           20
 239 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 240 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 241 #define ED_WIN_COUNT_XSIZE              52
 242 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 243 #define ED_WIN_COUNT2_XPOS              27
 244 #define ED_WIN_COUNT2_YPOS              3
 245 #define ED_WIN_COUNT2_XSIZE             46
 246 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 247
 248 #define ED_BUTTON_MINUS_XPOS            2
 249 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 250 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 251 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 252 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS +            \
 253                                          ED_WIN_COUNT_XSIZE + 2)
 254 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 255 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 256 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 257
 258 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 259 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS +            \
 260                                          2 + ED_WIN_COUNT_YSIZE)
 261 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 262 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 263
 264 #define ED_SELECTBOX_BUTTON_XSIZE       14
 265
 266 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 267 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS +            \
 268                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 269 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 270
 271 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 272 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS +            \
 273                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 274 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS +            \
 275                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 276
 277 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 278 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 279
 280 /* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
 281 #define INFOTEXT_XPOS                   SX
 282 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 283 #define INFOTEXT_XSIZE                  SXSIZE
 284 #define INFOTEXT_YSIZE                  MINI_TILEX
 285
 286
 287 /*
 288   -----------------------------------------------------------------------------
 289   editor gadget definitions
 290   -----------------------------------------------------------------------------
 291 */
 292
 293 /* drawing toolbox buttons */
 294 #define GADGET_ID_NONE                  -1
 295 #define GADGET_ID_TOOLBOX_FIRST         0
 296
 297 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 298 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 299 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 300 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 301 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 302 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 303 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 304 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 305 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 306 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 307 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 308 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 309 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 310 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 311 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 312 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 313
 314 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 315 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 316 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 317 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 318 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 319 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 320
 321 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 322 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 323 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 324 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 325 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 326
 327 /* counter button identifiers */
 328 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 329
 330 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 331 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 332 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 333 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 334 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 335 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 336 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 337 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 338 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 339 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 340 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 341 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 342 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 343 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 344 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 345 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 346 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 347 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 348 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 349 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 350 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 351 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 21)
 352 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 22)
 353 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 23)
 354 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 24)
 355 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 25)
 356 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 26)
 357 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 358 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 359 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 29)
 360 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 361 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 362 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 32)
 363 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 364 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 365 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 35)
 366 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 36)
 367 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 37)
 368 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 38)
 369 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 39)
 370 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 40)
 371 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 41)
 372 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 373 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 374 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 44)
 375 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 376 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 377 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 47)
 378 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 379 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 380 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 50)
 381 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 51)
 382 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 52)
 383 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 53)
 384 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 385 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 386 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 56)
 387 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 57)
 388 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 58)
 389 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 59)
 390 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 60)
 391 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 61)
 392 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 62)
 393 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 394 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 395 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 65)
 396 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 66)
 397 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 67)
 398 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 68)
 399 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 69)
 400 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 70)
 401 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 71)
 402 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 72)
 403 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 73)
 404 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 74)
 405 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 75)
 406 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 76)
 407 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 77)
 408
 409 /* drawing area identifiers */
 410 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 78)
 411
 412 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 413 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 414 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 415 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 416 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 417 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 418 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 419 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 420 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 421 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 422 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 423 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 424 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 425 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 426 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 427 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 428 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 429 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 17)
 430 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 431 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 19)
 432 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 20)
 433 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 434 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 22)
 435 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 23)
 436 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 24)
 437 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 25)
 438 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 439
 440 /* text input identifiers */
 441 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 27)
 442
 443 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 444 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 445 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 446
 447 /* text area identifiers */
 448 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 449
 450 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 451
 452 /* selectbox identifiers */
 453 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 454
 455 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 456 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 457 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 2)
 458 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 3)
 459 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 4)
 460 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 5)
 461 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 6)
 462 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 7)
 463 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 8)
 464 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 9)
 465 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 10)
 466 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 11)
 467 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 12)
 468 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 13)
 469 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 14)
 470 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 15)
 471 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 16)
 472 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 17)
 473 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 18)
 474 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 19)
 475 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 20)
 476 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 21)
 477 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 22)
 478 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 23)
 479 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 24)
 480 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 25)
 481 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 26)
 482
 483 /* textbutton identifiers */
 484 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 27)
 485
 486 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 487 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 488 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 489 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 490 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 491 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 492 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 493 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 494
 495 /* graphicbutton identifiers */
 496 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 497
 498 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 499 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 500 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 501 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 502
 503 /* gadgets for scrolling of drawing area */
 504 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 505
 506 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 507 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 508 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 509 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 510 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 511 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 512
 513 /* gadgets for scrolling element list */
 514 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 515
 516 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 517 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 518 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 519
 520 /* checkbuttons/radiobuttons for level/element properties */
 521 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 522
 523 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 524 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 525 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 526 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 3)
 527 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 4)
 528 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 5)
 529 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 530 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 7)
 531 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 8)
 532 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 9)
 533 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 10)
 534 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 535 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 12)
 536 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 537 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 538 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 15)
 539 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 16)
 540 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 541 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 542 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 19)
 543 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 544 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 21)
 545 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 22)
 546 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 23)
 547 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 24)
 548 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 25)
 549 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 550 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 551 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 552 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 553 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 554 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 555 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 32)
 556 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 33)
 557 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 34)
 558 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 35)
 559 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 36)
 560 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 37)
 561 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 38)
 562 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 39)
 563
 564 /* gadgets for buttons in element list */
 565 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 40)
 566 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 567                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 568
 569 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 570
 571 /* radio button numbers */
 572 #define RADIO_NR_NONE                   0
 573 #define RADIO_NR_DRAWING_TOOLBOX        1
 574 #define RADIO_NR_RANDOM_ELEMENTS        2
 575
 576 /* values for counter gadgets */
 577 #define ED_COUNTER_ID_SELECT_LEVEL      0
 578 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 579 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 580 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 581 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 582 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 583 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 584 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 585 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 586 #define ED_COUNTER_ID_YAMYAM_CONTENT    9
 587 #define ED_COUNTER_ID_ENVELOPE_XSIZE    10
 588 #define ED_COUNTER_ID_ENVELOPE_YSIZE    11
 589 #define ED_COUNTER_ID_CUSTOM_SCORE      12
 590 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   13
 591 #define ED_COUNTER_ID_PUSH_DELAY_FIX    14
 592 #define ED_COUNTER_ID_PUSH_DELAY_RND    15
 593 #define ED_COUNTER_ID_DROP_DELAY_FIX    16
 594 #define ED_COUNTER_ID_DROP_DELAY_RND    17
 595 #define ED_COUNTER_ID_MOVE_DELAY_FIX    18
 596 #define ED_COUNTER_ID_MOVE_DELAY_RND    19
 597 #define ED_COUNTER_ID_EXPLOSION_DELAY   20
 598 #define ED_COUNTER_ID_IGNITION_DELAY    21
 599 #define ED_COUNTER_ID_GROUP_CONTENT     22
 600 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  23
 601 #define ED_COUNTER_ID_CHANGE_DELAY_RND  24
 602 #define ED_COUNTER_ID_CHANGE_CONT_RND   25
 603
 604 #define ED_NUM_COUNTERBUTTONS           26
 605
 606 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 607 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 608
 609 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 610 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 611 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 612 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 613 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 614 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 615
 616 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 617 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 618
 619 /* values for scrollbutton gadgets */
 620 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 621 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 622 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 623 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 624 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 625 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 626
 627 #define ED_NUM_SCROLLBUTTONS            6
 628
 629 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 630 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 631
 632 /* values for scrollbar gadgets */
 633 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 634 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 635 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 636
 637 #define ED_NUM_SCROLLBARS               3
 638
 639 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 640 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 641
 642 /* values for text input gadgets */
 643 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 644 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 645 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 646
 647 #define ED_NUM_TEXTINPUT                3
 648
 649 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 650 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 651
 652 /* values for text area gadgets */
 653 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 654
 655 #define ED_NUM_TEXTAREAS                        1
 656
 657 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 658 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 659
 660 /* values for selectbox gadgets */
 661 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 662 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 663 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      2
 664 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     3
 665 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 4
 666 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 5
 667 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   6
 668 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     7
 669 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   8
 670 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    9
 671 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  10
 672 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    11
 673 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    12
 674 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       13
 675 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   14
 676 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       15
 677 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    16
 678 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     17
 679 #define ED_SELECTBOX_ID_CHANGE_SIDE             18
 680 #define ED_SELECTBOX_ID_CHANGE_PLAYER           19
 681 #define ED_SELECTBOX_ID_CHANGE_PAGE             20
 682 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     21
 683 #define ED_SELECTBOX_ID_ACTION_TYPE             22
 684 #define ED_SELECTBOX_ID_ACTION_MODE             23
 685 #define ED_SELECTBOX_ID_ACTION_ARG              24
 686 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      25
 687 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       26
 688
 689 #define ED_NUM_SELECTBOX                        27
 690
 691 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 692 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_GAME_ENGINE_TYPE
 693
 694 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 695 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 696 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 697 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 698 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 699 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 700
 701 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 702 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 703
 704 /* values for textbutton gadgets */
 705 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 706 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 707 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 708 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 709 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 710 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 711 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 712 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 713
 714 #define ED_NUM_TEXTBUTTONS                      8
 715
 716 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 717 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 718
 719 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 720 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 721
 722 /* values for graphicbutton gadgets */
 723 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 724 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 725 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 726 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 727
 728 #define ED_NUM_GRAPHICBUTTONS                   4
 729
 730 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 731 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 732
 733 /* values for checkbutton gadgets */
 734 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 735 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 736 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 737 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 738 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 739 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    5
 740 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          6
 741 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      7
 742 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   8
 743 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    9
 744 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  10
 745 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    11
 746 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    12
 747 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     13
 748 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    14
 749 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   15
 750 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     16
 751 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 17
 752 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 18
 753 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 19
 754 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       20
 755 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       21
 756 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      22
 757 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       23
 758 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         24
 759 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    25
 760 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   26
 761 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  27
 762 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 28
 763 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     29
 764 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          30
 765 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  31
 766 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   32
 767 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  33
 768 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    34
 769 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  35
 770 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     36
 771 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     37
 772
 773 #define ED_NUM_CHECKBUTTONS                     38
 774
 775 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 776 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 777
 778 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 779 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 780 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 781 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 782 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 783 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 784
 785 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 786 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 787
 788 /* values for radiobutton gadgets */
 789 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 790 #define ED_RADIOBUTTON_ID_QUANTITY      1
 791
 792 #define ED_NUM_RADIOBUTTONS             2
 793
 794 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 795 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 796
 797 /* values for drawing area gadgets */
 798 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 799 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 800 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 801 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 802 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 803 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 804 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 805 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 806 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 807 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 808 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 809 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 810 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 811 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 812 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 813 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 814 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 815 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 816 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            18
 817 #define ED_DRAWING_ID_CUSTOM_CONTENT            19
 818 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         20
 819 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         21
 820 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      22
 821 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     23
 822 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     24
 823 #define ED_DRAWING_ID_GROUP_CONTENT             25
 824 #define ED_DRAWING_ID_RANDOM_BACKGROUND         26
 825
 826 #define ED_NUM_DRAWING_AREAS                    27
 827
 828
 829 /*
 830   -----------------------------------------------------------------------------
 831   some internally used definitions
 832   -----------------------------------------------------------------------------
 833 */
 834
 835 /* values for CopyLevelToUndoBuffer() */
 836 #define UNDO_IMMEDIATE                  0
 837 #define UNDO_ACCUMULATE                 1
 838
 839 /* values for scrollbars */
 840 #define ED_SCROLL_NO                    0
 841 #define ED_SCROLL_LEFT                  1
 842 #define ED_SCROLL_RIGHT                 2
 843 #define ED_SCROLL_UP                    4
 844 #define ED_SCROLL_DOWN                  8
 845
 846 /* screens in the level editor */
 847 #define ED_MODE_DRAWING                 0
 848 #define ED_MODE_INFO                    1
 849 #define ED_MODE_PROPERTIES              2
 850
 851 /* sub-screens in the element properties section */
 852 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 853 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 854 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 855 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 856 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 857
 858 /* how many steps can be cancelled */
 859 #define NUM_UNDO_STEPS                  (10 + 1)
 860
 861 /* values for elements with score for certain actions */
 862 #define MIN_SCORE                       0
 863 #define MAX_SCORE                       255
 864
 865 /* values for elements with count for collecting */
 866 #define MIN_COLLECT_COUNT               0
 867 #define MAX_COLLECT_COUNT               255
 868
 869 /* values for random placement */
 870 #define RANDOM_USE_PERCENTAGE           0
 871 #define RANDOM_USE_QUANTITY             1
 872
 873 /* maximal size of level editor drawing area */
 874 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 875 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 876
 877
 878 /*
 879   -----------------------------------------------------------------------------
 880   some internally used data structure definitions
 881   -----------------------------------------------------------------------------
 882 */
 883
 884 static struct
 885 {
 886   char shortcut;
 887   char *text;
 888 } control_info[ED_NUM_CTRL_BUTTONS] =
 889 {
 890   /* note: some additional characters are already reserved for "cheat mode"
 891      shortcuts (":XYZ" style) -- for details, see "events.c" */
 892
 893   { 's',        "draw single items"                     },
 894   { 'd',        "draw connected items"                  },
 895   { 'l',        "draw lines"                            },
 896   { 'a',        "draw arcs"                             },
 897   { 'r',        "draw outline rectangles"               },
 898   { 'R',        "draw filled rectangles"                },
 899   { '\0',       "wrap (rotate) level up"                },
 900   { 't',        "enter text elements"                   },
 901   { 'f',        "flood fill"                            },
 902   { '\0',       "wrap (rotate) level left"              },
 903   { '?',        "properties of drawing element"         },
 904   { '\0',       "wrap (rotate) level right"             },
 905   { '\0',       "random element placement"              },
 906   { 'b',        "grab brush"                            },
 907   { '\0',       "wrap (rotate) level down"              },
 908   { ',',        "pick drawing element"                  },
 909
 910   { 'U',        "undo last operation"                   },
 911   { 'I',        "level properties"                      },
 912   { 'S',        "save level"                            },
 913   { 'C',        "clear level"                           },
 914   { 'T',        "test level"                            },
 915   { 'E',        "exit level editor"                     },
 916
 917   { '\0',       "copy settings from other element"      },
 918   { '\0',       "copy settings to other element"        },
 919   { '\0',       "exchange element with other element"   },
 920
 921   { '\0',       "copy settings from this element"       },
 922   { '\0',       "paste settings to this element"        },
 923 };
 924
 925 static int random_placement_value = 10;
 926 static int random_placement_method = RANDOM_USE_QUANTITY;
 927 static int random_placement_background_element = EL_SAND;
 928 static boolean random_placement_background_restricted = FALSE;
 929 static boolean stick_element_properties_window = FALSE;
 930 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 931 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 932 static struct ElementChangeInfo custom_element_change;
 933 static struct ElementGroupInfo group_element_info;
 934 static struct ElementInfo custom_element;
 935
 936 static struct
 937 {
 938   int x, y;
 939   int min_value, max_value;
 940   int gadget_id_down, gadget_id_up;
 941   int gadget_id_text;
 942   int gadget_id_align;
 943   int *value;
 944   char *text_above, *text_left, *text_right;
 945 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 946 {
 947   /* ---------- current level number --------------------------------------- */
 948
 949   {
 950     DX + 5 - SX,                        DY + 3 - SY,
 951     1,                                  100,
 952     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 953     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 954     &level_nr,
 955     NULL,                               NULL, NULL
 956   },
 957
 958   /* ---------- level and editor settings ---------------------------------- */
 959
 960   {
 961     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 962     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 963     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 964     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 965     &level.fieldx,
 966     "playfield size:",                  NULL, "width",
 967   },
 968   {
 969     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
 970     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 971     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 972     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 973     &level.fieldy,
 974     NULL,                               " ", "height",
 975   },
 976   {
 977     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
 978     0,                                  999,
 979     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 980     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 981     &level.gems_needed,
 982     NULL, "number of gems to collect:", NULL
 983   },
 984   {
 985     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
 986     0,                                  9999,
 987     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 988     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 989     &level.time,
 990     "time or step limit to solve level:", NULL, NULL
 991   },
 992   {
 993     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
 994     0,                                  255,
 995     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 996     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 997     &level.score[SC_TIME_BONUS],
 998     "score for each 10 sec/steps left:", NULL, NULL
 999   },
1000   {
1001     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1002     1,                                  100,
1003     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1004     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1005     &random_placement_value,
1006     "random element placement:",        NULL, "in"
1007   },
1008
1009   /* ---------- element settings: configure (various elements) ------------- */
1010
1011   {
1012     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1013     MIN_SCORE,                          MAX_SCORE,
1014     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1015     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1016     NULL,                               /* will be set when used */
1017     NULL,                               NULL, NULL
1018   },
1019   {
1020     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1021     MIN_SCORE,                          MAX_SCORE,
1022     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1023     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1024     NULL,                               /* will be set when used */
1025     NULL,                               NULL, NULL
1026   },
1027   {
1028     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1029     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1030     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1031     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1032     &level.num_yamyam_contents,
1033     NULL,                               NULL, "number of content areas"
1034   },
1035   {
1036     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1037     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1038     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1039     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1040     NULL,
1041     NULL,                               NULL, "width",
1042   },
1043   {
1044     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1045     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1046     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1047     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1048     NULL,
1049     NULL,                               " ", "height",
1050   },
1051
1052   /* ---------- element settings: configure 1 (custom elements) ------------ */
1053
1054   {
1055     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1056     MIN_SCORE,                          MAX_SCORE,
1057     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1058     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1059     &custom_element.collect_score,
1060     NULL,                               "score", " "
1061   },
1062   {
1063     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1064     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1065     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1066     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1067     &custom_element.collect_count,
1068     NULL,                               "count", NULL
1069   },
1070   {
1071     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1072     0,                                  255,
1073     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1074     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1075     &custom_element.push_delay_fixed,
1076     NULL,                               "push delay", NULL
1077   },
1078   {
1079     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1080     0,                                  255,
1081     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1082     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1083     &custom_element.push_delay_random,
1084     NULL,                               "+random", NULL
1085   },
1086   {
1087     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1088     0,                                  255,
1089     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1090     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1091     &custom_element.drop_delay_fixed,
1092     NULL,                               "drop delay", NULL
1093   },
1094   {
1095     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1096     0,                                  255,
1097     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1098     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1099     &custom_element.drop_delay_random,
1100     NULL,                               "+random", NULL
1101   },
1102
1103   /* ---------- element settings: configure 2 (custom elements) ------------ */
1104
1105   {
1106     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1107     0,                                  999,
1108     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1109     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1110     &custom_element.move_delay_fixed,
1111     NULL,                               "move delay", NULL
1112   },
1113   {
1114     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1115     0,                                  999,
1116     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1117     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1118     &custom_element.move_delay_random,
1119     NULL,                               "+random", NULL
1120   },
1121   {
1122     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1123     0,                                  255,
1124     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1125     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1126     &custom_element.explosion_delay,
1127     NULL,                               "explosion delay", NULL
1128   },
1129   {
1130     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1131     0,                                  255,
1132     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1133     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1134     &custom_element.ignition_delay,
1135     NULL,                               "ignition delay", "(by fire)"
1136   },
1137
1138   /* ---------- element settings: configure (group elements) --------------- */
1139
1140   {
1141     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1142     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1143     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1144     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1145     &group_element_info.num_elements,
1146     NULL,                               NULL, "number of elements in group"
1147   },
1148
1149   /* ---------- element settings: advanced (custom elements) --------------- */
1150
1151   {
1152     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1153     0,                                  999,
1154     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1155     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1156     &custom_element_change.delay_fixed,
1157     NULL,                               "delay", NULL,
1158   },
1159   {
1160     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1161     0,                                  999,
1162     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1163     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1164     &custom_element_change.delay_random,
1165     NULL,                               "+random", NULL
1166   },
1167   {
1168     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1169     0,                                  100,
1170     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1171     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1172     &custom_element_change.random_percentage,
1173     NULL,                               "use random replace:", "%"
1174   },
1175 };
1176
1177 static struct
1178 {
1179   int x, y;
1180   int gadget_id;
1181   int size;
1182   char *value;
1183   char *text_above, *infotext;
1184 } textinput_info[ED_NUM_TEXTINPUT] =
1185 {
1186   {
1187     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1188     GADGET_ID_LEVEL_NAME,
1189     MAX_LEVEL_NAME_LEN,
1190     level.name,
1191     "Title:", "Title"
1192   },
1193   {
1194     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1195     GADGET_ID_LEVEL_AUTHOR,
1196     MAX_LEVEL_AUTHOR_LEN,
1197     level.author,
1198     "Author:", "Author"
1199   },
1200   {
1201     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1202     GADGET_ID_ELEMENT_NAME,
1203     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1204     custom_element.description,
1205     NULL, "Element name"
1206   }
1207 };
1208
1209 static struct
1210 {
1211   int x, y;
1212   int gadget_id;
1213   int xsize, ysize;
1214   char *value;
1215   char *text_above, *infotext;
1216 } textarea_info[ED_NUM_TEXTAREAS] =
1217 {
1218   {
1219     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1220     GADGET_ID_ENVELOPE_INFO,
1221     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1222     NULL,
1223     "Envelope Info:", "Envelope Info"
1224   }
1225 };
1226
1227 static struct ValueTextInfo options_time_or_steps[] =
1228 {
1229   { 0,                          "seconds"                       },
1230   { 1,                          "steps"                         },
1231
1232   { -1,                         NULL                            }
1233 };
1234
1235 static struct ValueTextInfo options_game_engine_type[] =
1236 {
1237   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1238   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1239
1240   { -1,                         NULL                            }
1241 };
1242
1243 static struct ValueTextInfo options_access_type[] =
1244 {
1245   { EP_WALKABLE,                "walkable"                      },
1246   { EP_PASSABLE,                "passable"                      },
1247
1248   { -1,                         NULL                            }
1249 };
1250
1251 static struct ValueTextInfo options_access_layer[] =
1252 {
1253   { EP_ACCESSIBLE_OVER,         "over"                          },
1254   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1255   { EP_ACCESSIBLE_UNDER,        "under"                         },
1256
1257   { -1,                         NULL                            }
1258 };
1259
1260 static struct ValueTextInfo options_access_protected[] =
1261 {
1262   { 0,                          "unprotected"                   },
1263   { 1,                          "protected"                     },
1264
1265   { -1,                         NULL                            }
1266 };
1267
1268 static struct ValueTextInfo options_access_direction[] =
1269 {
1270   { MV_NO_DIRECTIONS,           "no direction"                  },
1271   { MV_LEFT,                    "left"                          },
1272   { MV_RIGHT,                   "right"                         },
1273   { MV_UP,                      "up"                            },
1274   { MV_DOWN,                    "down"                          },
1275   { MV_LEFT  | MV_UP,           "left + up"                     },
1276   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1277   { MV_RIGHT | MV_UP,           "right + up"                    },
1278   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1279   { MV_HORIZONTAL,              "horizontal"                    },
1280   { MV_VERTICAL,                "vertical"                      },
1281   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1282   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1283   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1284   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1285   { MV_ALL_DIRECTIONS,          "all directions"                },
1286
1287   { -1,                         NULL                            }
1288 };
1289
1290 static struct ValueTextInfo options_walk_to_action[] =
1291 {
1292   { EP_DIGGABLE,                "diggable"                      },
1293   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1294   { EP_DROPPABLE,               "collectible & droppable"       },
1295   { EP_THROWABLE,               "collectible & throwable"       },
1296   { EP_PUSHABLE,                "pushable"                      },
1297
1298   { -1,                         NULL                            }
1299 };
1300
1301 static struct ValueTextInfo options_move_pattern[] =
1302 {
1303   { MV_LEFT,                    "left"                          },
1304   { MV_RIGHT,                   "right"                         },
1305   { MV_UP,                      "up"                            },
1306   { MV_DOWN,                    "down"                          },
1307   { MV_HORIZONTAL,              "horizontal"                    },
1308   { MV_VERTICAL,                "vertical"                      },
1309   { MV_ALL_DIRECTIONS,          "all directions"                },
1310   { MV_TOWARDS_PLAYER,          "towards player"                },
1311   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1312   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1313   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1314   { MV_TURNING_LEFT,            "turning left"                  },
1315   { MV_TURNING_RIGHT,           "turning right"                 },
1316   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1317   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1318   { MV_TURNING_RANDOM,          "turning random"                },
1319   { MV_MAZE_RUNNER,             "maze runner style"             },
1320   { MV_MAZE_HUNTER,             "maze hunter style"             },
1321   { MV_WHEN_PUSHED,             "when pushed"                   },
1322   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1323
1324   { -1,                         NULL                            }
1325 };
1326
1327 static struct ValueTextInfo options_move_direction[] =
1328 {
1329   { MV_START_AUTOMATIC,         "automatic"                     },
1330   { MV_START_LEFT,              "left"                          },
1331   { MV_START_RIGHT,             "right"                         },
1332   { MV_START_UP,                "up"                            },
1333   { MV_START_DOWN,              "down"                          },
1334   { MV_START_RANDOM,            "random"                        },
1335   { MV_START_PREVIOUS,          "previous"                      },
1336
1337   { -1,                         NULL                            }
1338 };
1339
1340 static struct ValueTextInfo options_move_stepsize[] =
1341 {
1342   { 0,                          "not moving"                    },
1343   { 1,                          "very slow"                     },
1344   { 2,                          "slow"                          },
1345   { 4,                          "normal"                        },
1346   { 8,                          "fast"                          },
1347   { 16,                         "very fast"                     },
1348   { 32,                         "even faster"                   },
1349
1350   { -1,                         NULL                            }
1351 };
1352
1353 static struct ValueTextInfo options_move_leave_type[] =
1354 {
1355   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1356   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1357
1358   { -1,                         NULL                            }
1359 };
1360
1361 static struct ValueTextInfo options_smash_targets[] =
1362 {
1363   { EP_CAN_SMASH_PLAYER,        "player"                        },
1364 #if 0
1365   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1366 #endif
1367   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1368
1369   { -1,                         NULL                            }
1370 };
1371
1372 static struct ValueTextInfo options_slippery_type[] =
1373 {
1374   { SLIPPERY_ANY_RANDOM,        "random"                        },
1375   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1376   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1377   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1378   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1379
1380   { -1,                         NULL                            }
1381 };
1382
1383 static struct ValueTextInfo options_deadliness[] =
1384 {
1385   { EP_DONT_RUN_INTO,           "running into"                  },
1386   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1387   { EP_DONT_TOUCH,              "touching"                      },
1388
1389   { -1,                         NULL                            }
1390 };
1391
1392 static struct ValueTextInfo options_explosion_type[] =
1393 {
1394   { EXPLODES_3X3,               "3x3"                           },
1395   { EXPLODES_CROSS,             "3+3"                           },
1396   { EXPLODES_1X1,               "1x1"                           },
1397
1398   { -1,                         NULL                            }
1399 };
1400
1401 static struct ValueTextInfo options_time_units[] =
1402 {
1403   { 1,                          "frames"                        },
1404   { FRAMES_PER_SECOND,          "seconds"                       },
1405
1406   { -1,                         NULL                            }
1407 };
1408
1409 static struct ValueTextInfo options_change_direct_action[] =
1410 {
1411   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1412   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1413   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1414   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1415   { CE_LEFT_BY_PLAYER,          "left by player"                },
1416   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1417   { CE_SWITCHED,                "switched"                      },
1418   { CE_HITTING_SOMETHING,       "hitting something"             },
1419   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1420 #if 0
1421   { CE_BLOCKED,                 "blocked"                       },
1422 #endif
1423   { CE_IMPACT,                  "impact (on something)"         },
1424   { CE_SMASHED,                 "smashed (from above)"          },
1425   { CE_COUNT_AT_ZERO,           "CE count at zero"              },
1426
1427   { -1,                         NULL                            }
1428 };
1429
1430 static struct ValueTextInfo options_change_other_action[] =
1431 {
1432   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1433   { CE_PLAYER_PRESSES_X,        "player presses"                },
1434   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1435   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1436   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1437   { CE_PLAYER_DIGS_X,           "player digs"                   },
1438   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1439   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1440   { CE_TOUCHING_X,              "touching"                      },
1441   { CE_HITTING_X,               "hitting"                       },
1442   { CE_HIT_BY_X,                "hit by"                        },
1443   { CE_SWITCH_OF_X,             "switch of"                     },
1444   { CE_CHANGE_OF_X,             "change by page of"             },
1445   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1446   { CE_COUNT_AT_ZERO_OF_X,      "CE count at zero of"           },
1447
1448   { -1,                         NULL                            }
1449 };
1450
1451 static struct ValueTextInfo options_change_trigger_side[] =
1452 {
1453   { CH_SIDE_LEFT,               "left"                          },
1454   { CH_SIDE_RIGHT,              "right"                         },
1455   { CH_SIDE_TOP,                "top"                           },
1456   { CH_SIDE_BOTTOM,             "bottom"                        },
1457   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1458   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1459   { CH_SIDE_ANY,                "any"                           },
1460
1461   { -1,                         NULL                            }
1462 };
1463
1464 static struct ValueTextInfo options_change_trigger_player[] =
1465 {
1466   { CH_PLAYER_1,                "1"                             },
1467   { CH_PLAYER_2,                "2"                             },
1468   { CH_PLAYER_3,                "3"                             },
1469   { CH_PLAYER_4,                "4"                             },
1470   { CH_PLAYER_ANY,              "any"                           },
1471
1472   { -1,                         NULL                            }
1473 };
1474
1475 static struct ValueTextInfo options_change_trigger_page[] =
1476 {
1477   { (1 << 0),                   "1"                             },
1478   { (1 << 1),                   "2"                             },
1479   { (1 << 2),                   "3"                             },
1480   { (1 << 3),                   "4"                             },
1481   { (1 << 4),                   "5"                             },
1482   { (1 << 5),                   "6"                             },
1483   { (1 << 6),                   "7"                             },
1484   { (1 << 7),                   "8"                             },
1485   { (1 << 8),                   "9"                             },
1486   { (1 << 9),                   "10"                            },
1487   { (1 << 10),                  "11"                            },
1488   { (1 << 11),                  "12"                            },
1489   { (1 << 12),                  "13"                            },
1490   { (1 << 13),                  "14"                            },
1491   { (1 << 14),                  "15"                            },
1492   { (1 << 15),                  "16"                            },
1493   { (1 << 16),                  "17"                            },
1494   { (1 << 17),                  "18"                            },
1495   { (1 << 18),                  "19"                            },
1496   { (1 << 19),                  "20"                            },
1497   { (1 << 20),                  "21"                            },
1498   { (1 << 21),                  "22"                            },
1499   { (1 << 22),                  "23"                            },
1500   { (1 << 23),                  "24"                            },
1501   { (1 << 24),                  "25"                            },
1502   { (1 << 25),                  "26"                            },
1503   { (1 << 26),                  "27"                            },
1504   { (1 << 27),                  "28"                            },
1505   { (1 << 28),                  "29"                            },
1506   { (1 << 29),                  "30"                            },
1507   { (1 << 30),                  "31"                            },
1508   { (1 << 31),                  "32"                            },
1509   { CH_PAGE_ANY,                "any"                           },
1510
1511   { -1,                         NULL                            }
1512 };
1513
1514 static struct ValueTextInfo options_change_replace_when[] =
1515 {
1516   { CP_WHEN_EMPTY,              "empty"                         },
1517   { CP_WHEN_WALKABLE,           "walkable"                      },
1518   { CP_WHEN_DIGGABLE,           "diggable"                      },
1519   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1520   { CP_WHEN_REMOVABLE,          "removable"                     },
1521   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1522
1523   { -1,                         NULL                            }
1524 };
1525
1526 static struct ValueTextInfo options_action_type[] =
1527 {
1528   { CA_NO_ACTION,               "no action"                     },
1529   { CA_EXIT_PLAYER,             "exit player"                   },
1530   { CA_KILL_PLAYER,             "kill player"                   },
1531   { CA_RESTART_LEVEL,           "restart level"                 },
1532   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1533   { CA_ADD_KEY,                 "add key"                       },
1534   { CA_DEL_KEY,                 "remove key"                    },
1535   { CA_SET_PLAYER_SPEED,        "set player speed"              },
1536   { CA_SET_GEMS,                "set gems"                      },
1537   { CA_SET_TIME,                "set time"                      },
1538   { CA_SET_SCORE,               "set score"                     },
1539   { CA_SET_CE_SCORE,            "set CE score"                  },
1540   { CA_SET_CE_COUNT,            "set CE count"                  },
1541   { CA_SET_DYNABOMB_NUMBER,     "set bomb number"               },
1542   { CA_SET_DYNABOMB_SIZE,       "set bomb size"                 },
1543   { CA_SET_DYNABOMB_POWER,      "set bomb power"                },
1544   { CA_TOGGLE_PLAYER_GRAVITY,   "toggle gravity"                },
1545   { CA_ENABLE_PLAYER_GRAVITY,   "enable gravity"                },
1546   { CA_DISABLE_PLAYER_GRAVITY,  "disable gravity"               },
1547
1548   { -1,                         NULL                            }
1549 };
1550
1551 static struct ValueTextInfo options_action_mode[] =
1552 {
1553   { CA_MODE_UNDEFINED,          " "                             },
1554   { CA_MODE_ADD,                "+"                             },
1555   { CA_MODE_SUBTRACT,           "-"                             },
1556   { CA_MODE_MULTIPLY,           "*"                             },
1557   { CA_MODE_DIVIDE,             "/"                             },
1558   { CA_MODE_SET,                "="                             },
1559
1560   { -1,                         NULL                            }
1561 };
1562
1563 static struct ValueTextInfo options_action_arg[] =
1564 {
1565   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1566   { CA_ARG_PLAYER_1,            "1"                             },
1567   { CA_ARG_PLAYER_2,            "2"                             },
1568   { CA_ARG_PLAYER_3,            "3"                             },
1569   { CA_ARG_PLAYER_4,            "4"                             },
1570   { CA_ARG_PLAYER_ANY,          "any"                           },
1571   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1572   { CA_ARG_UNDEFINED,           " "                             },
1573   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1574   { CA_ARG_0,                   "0"                             },
1575   { CA_ARG_1,                   "1"                             },
1576   { CA_ARG_2,                   "2"                             },
1577   { CA_ARG_3,                   "3"                             },
1578   { CA_ARG_4,                   "4"                             },
1579   { CA_ARG_5,                   "5"                             },
1580   { CA_ARG_10,                  "10"                            },
1581   { CA_ARG_100,                 "100"                           },
1582   { CA_ARG_1000,                "1000"                          },
1583   { CA_ARG_UNDEFINED,           " "                             },
1584   { CA_ARG_NUMBER_MIN,          "min"                           },
1585   { CA_ARG_NUMBER_MAX,          "max"                           },
1586   { CA_ARG_NUMBER_NORMAL,       "normal"                        },
1587   { CA_ARG_NUMBER_RESET,        "reset"                         },
1588   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1589   { CA_ARG_NUMBER_CE_COUNT,     "CE count"                      },
1590   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1591   { CA_ARG_UNDEFINED,           " "                             },
1592   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1593   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1594   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1595
1596   { -1,                         NULL                            }
1597 };
1598
1599 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1600 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1601 {
1602   { -1,                         NULL                            }
1603 };
1604
1605 static struct ValueTextInfo options_group_choice_mode[] =
1606 {
1607   { ANIM_RANDOM,                "random"                        },
1608   { ANIM_LOOP,                  "loop"                          },
1609   { ANIM_LINEAR,                "linear"                        },
1610   { ANIM_PINGPONG,              "pingpong"                      },
1611   { ANIM_PINGPONG2,             "pingpong 2"                    },
1612
1613   { -1,                         NULL                            }
1614 };
1615
1616 static struct
1617 {
1618   int x, y;
1619   int gadget_id;
1620   int gadget_id_align;
1621   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1622   struct ValueTextInfo *options;
1623   int *value;
1624   char *text_left, *text_right, *infotext;
1625 } selectbox_info[ED_NUM_SELECTBOX] =
1626 {
1627   /* ---------- level and editor settings ---------------------------------- */
1628
1629   {
1630     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1631     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1632     -1,
1633     options_time_or_steps,
1634     &level.use_step_counter,
1635     NULL, "(0 => no limit)",            "time or step limit"
1636   },
1637   {
1638     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1639     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1640     -1,
1641     options_game_engine_type,
1642     &level.game_engine_type,
1643     "game engine:", NULL,               "game engine"
1644   },
1645
1646   /* ---------- element settings: configure 1 (custom elements) ----------- */
1647
1648   {
1649     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1650     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1651     -1,
1652     options_access_type,
1653     &custom_element.access_type,
1654     NULL, NULL,                         "type of access to this field"
1655   },
1656   {
1657     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1658     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1659     -1,
1660     options_access_layer,
1661     &custom_element.access_layer,
1662     NULL, NULL,                         "layer of access for this field"
1663   },
1664   {
1665     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1666     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1667     -1,
1668     options_access_protected,
1669     &custom_element.access_protected,
1670     NULL, NULL,                         "protected access for this field"
1671   },
1672   {
1673     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1674     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1675     -1,
1676     options_access_direction,
1677     &custom_element.access_direction,
1678     "from", NULL,                       "access direction for this field"
1679   },
1680   {
1681     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1682     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1683     -1,
1684     options_walk_to_action,
1685     &custom_element.walk_to_action,
1686     NULL, NULL,                         "diggable/collectible/pushable"
1687   },
1688
1689   /* ---------- element settings: configure 2 (custom elements) ----------- */
1690
1691   {
1692     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1693     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1694     -1,
1695     options_move_pattern,
1696     &custom_element.move_pattern,
1697     "can move", NULL,                   "element move pattern"
1698   },
1699   {
1700     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1701     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1702     -1,
1703     options_move_direction,
1704     &custom_element.move_direction_initial,
1705     "starts moving", NULL,              "initial element move direction"
1706   },
1707   {
1708     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1709     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1710     -1,
1711     options_move_stepsize,
1712     &custom_element.move_stepsize,
1713     "move/fall speed", NULL,            "speed of element movement"
1714   },
1715   {
1716     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1717     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1718     -1,
1719     options_move_leave_type,
1720     &custom_element.move_leave_type,
1721     "can dig:    can", ":",             "leave behind or change element"
1722   },
1723   {
1724     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1725     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1726     -1,
1727     options_smash_targets,
1728     &custom_element.smash_targets,
1729     "can smash", NULL,                  "elements that can be smashed"
1730   },
1731   {
1732     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1733     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1734     -1,
1735     options_slippery_type,
1736     &custom_element.slippery_type,
1737     "slippery", NULL,                   "where other elements fall down"
1738   },
1739   {
1740     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
1741     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1742     -1,
1743     options_deadliness,
1744     &custom_element.deadliness,
1745     "deadly when", NULL,                "deadliness of element"
1746   },
1747   {
1748     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
1749     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1750     -1,
1751     options_explosion_type,
1752     &custom_element.explosion_type,
1753     "can explode", NULL,                "explosion type"
1754   },
1755
1756   /* ---------- element settings: advanced (custom elements) --------------- */
1757
1758   {
1759     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
1760     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1761     -1,
1762     options_time_units,
1763     &custom_element_change.delay_frames,
1764     "delay time given in", NULL,        "delay time units for change"
1765   },
1766   {
1767     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
1768     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1769     -1,
1770     options_change_direct_action,
1771     &custom_element_change.direct_action,
1772     NULL, NULL,                         "type of direct action"
1773   },
1774   {
1775     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
1776     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1777     -1,
1778     options_change_other_action,
1779     &custom_element_change.other_action,
1780     NULL, "element:",                   "type of other element action"
1781   },
1782   {
1783     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
1784     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1785     -1,
1786     options_change_trigger_side,
1787     &custom_element_change.trigger_side,
1788     "at", "side",                       "element side that causes change"
1789   },
1790   {
1791     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1792     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1793     -1,
1794     options_change_trigger_player,
1795     &custom_element_change.trigger_player,
1796     "player:", " ",                     "player that causes change"
1797   },
1798   {
1799     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1800     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1801     -1,
1802     options_change_trigger_page,
1803     &custom_element_change.trigger_page,
1804     "page:", NULL,                      "change page that causes change"
1805   },
1806   {
1807     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
1808     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
1809     -1,
1810     options_change_replace_when,
1811     &custom_element_change.replace_when,
1812     "replace when", NULL,               "which elements can be replaced"
1813   },
1814   {
1815     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1816     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
1817     -1,
1818     options_action_type,
1819     &custom_element_change.action_type,
1820     NULL, NULL,                         "action on specified condition"
1821   },
1822   {
1823     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1824     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
1825     -1,
1826     options_action_mode,
1827     &custom_element_change.action_mode,
1828     NULL, NULL,                         "action operator"
1829   },
1830   {
1831     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1832     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
1833     -1,
1834     options_action_arg,
1835     &custom_element_change.action_arg,
1836     NULL, NULL,                         "action parameter"
1837   },
1838   {
1839     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
1840     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1841     3,
1842     options_change_page,
1843     &custom_element.current_change_page,
1844     NULL, NULL,                         "element change page"
1845   },
1846
1847   /* ---------- element settings: configure (group elements) --------------- */
1848
1849   {
1850     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
1851     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1852     -1,
1853     options_group_choice_mode,
1854     &group_element_info.choice_mode,
1855     "choice type:", NULL,               "type of group element choice"
1856   },
1857 };
1858
1859 static struct
1860 {
1861   int x, y;
1862   int gadget_id;
1863   int gadget_id_align;
1864   int size;
1865   char *text;
1866   char *text_left, *text_right, *infotext;
1867 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1868 {
1869   {
1870     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1871     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1872     8,                                  "Info",
1873     NULL, NULL,                         "Show information about element"
1874   },
1875   {
1876     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1877     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1878     8,                                  "Config",
1879     NULL, NULL,                         "Configure element properties"
1880   },
1881   {
1882     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1883     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1884     8,                                  "Config 1",
1885     NULL, NULL,                         "Configure custom element properties"
1886   },
1887   {
1888     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
1889     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1890     8,                                  "Config 2",
1891     NULL, NULL,                         "Configure custom element properties"
1892   },
1893   {
1894     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
1895     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1896     8,                                  "Change",
1897     NULL, NULL,                         "Custom element change configuration"
1898   },
1899   {
1900     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1901     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1902     -1,                                 "Save",
1903     " ", "As Template",                 "Save current settings as new template"
1904   },
1905   {
1906     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1907     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
1908     -1,                                 "New",
1909     NULL, NULL,                         "Add new change page"
1910   },
1911   {
1912     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1913     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1914     -1,                                 "Delete",
1915     NULL, NULL,                         "Delete current change page"
1916   },
1917 };
1918
1919 static struct
1920 {
1921   int gd_x, gd_y;
1922   int x, y;
1923   int width, height;
1924   int gadget_id;
1925   int gadget_id_align;
1926   char *text_left, *text_right, *infotext;
1927 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1928 {
1929   {
1930     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1931     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
1932     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1933     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1934     NULL, NULL,                         "select previous change page"
1935   },
1936   {
1937     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1938     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1939     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1940     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1941     NULL, "change page",                "select next change page"
1942   },
1943   {
1944     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
1945     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1946     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1947     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
1948     " ", NULL,                          "copy settings from this change page"
1949   },
1950   {
1951     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
1952     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1953     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1954     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
1955     NULL, NULL,                         "paste settings to this change page"
1956   },
1957 };
1958
1959 static struct
1960 {
1961   int gd_x, gd_y;
1962   int x, y;
1963   int gadget_id;
1964   char *infotext;
1965 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1966 {
1967   {
1968     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1969     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1970     GADGET_ID_SCROLL_UP,
1971     "scroll level editing area up"
1972   },
1973   {
1974     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1975     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1976     GADGET_ID_SCROLL_DOWN,
1977     "scroll level editing area down"
1978   },
1979   {
1980     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1981     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1982     GADGET_ID_SCROLL_LEFT,
1983     "scroll level editing area left"
1984   },
1985   {
1986     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1987     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1988     GADGET_ID_SCROLL_RIGHT,
1989     "scroll level editing area right"
1990   },
1991   {
1992     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1993     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1994     GADGET_ID_SCROLL_LIST_UP,
1995     "scroll element list up ('Page Up')"
1996   },
1997   {
1998     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
1999     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2000     GADGET_ID_SCROLL_LIST_DOWN,
2001     "scroll element list down ('Page Down')"
2002   },
2003 };
2004
2005 static struct
2006 {
2007   int gd_x, gd_y;
2008   int x, y;
2009   int width, height;
2010   int type;
2011   int gadget_id;
2012   char *infotext;
2013 } scrollbar_info[ED_NUM_SCROLLBARS] =
2014 {
2015   {
2016     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2017     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2018     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2019     GD_TYPE_SCROLLBAR_HORIZONTAL,
2020     GADGET_ID_SCROLL_HORIZONTAL,
2021     "scroll level editing area horizontally"
2022   },
2023   {
2024     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2025     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2026     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2027     GD_TYPE_SCROLLBAR_VERTICAL,
2028     GADGET_ID_SCROLL_VERTICAL,
2029     "scroll level editing area vertically"
2030   },
2031   {
2032     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2033     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2034     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2035     GD_TYPE_SCROLLBAR_VERTICAL,
2036     GADGET_ID_SCROLL_LIST_VERTICAL,
2037     "scroll element list vertically"
2038   }
2039 };
2040
2041 static struct
2042 {
2043   int x, y;
2044   int gadget_id;
2045   int gadget_id_align;
2046   int radio_button_nr;
2047   int *value;
2048   int checked_value;
2049   char *text_left, *text_right, *infotext;
2050 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2051 {
2052   {
2053     -1,                                 ED_COUNTER2_YPOS(8),
2054     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2055     RADIO_NR_RANDOM_ELEMENTS,
2056     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2057     " ", "percentage",                  "use percentage for random elements"
2058   },
2059   {
2060     -1,                                 ED_COUNTER2_YPOS(8),
2061     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2062     RADIO_NR_RANDOM_ELEMENTS,
2063     &random_placement_method,           RANDOM_USE_QUANTITY,
2064     " ", "quantity",                    "use quantity for random elements"
2065   }
2066 };
2067
2068 static struct
2069 {
2070   int x, y;
2071   int gadget_id;
2072   int gadget_id_align;
2073   boolean *value;
2074   char *text_left, *text_right, *infotext;
2075 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2076 {
2077   /* ---------- level and editor settings ---------------------------------- */
2078
2079   {
2080     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2081     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2082     &level.initial_gravity,
2083     NULL,
2084     "initial gravity",                  "set initial level gravity"
2085   },
2086   {
2087     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2088     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2089     &random_placement_background_restricted,
2090     NULL,
2091     "restrict random placement to:",    "set random placement restriction"
2092   },
2093
2094   /* ---------- element settings: configure (various elements) ------------- */
2095
2096   {
2097     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2098     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2099     &stick_element_properties_window,
2100     NULL,
2101     "stick this screen to edit content","stick this screen to edit content"
2102   },
2103   {
2104     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2105     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2106     &level.em_slippery_gems,
2107     NULL,
2108     "slip down from certain flat walls","use EM style slipping behaviour"
2109   },
2110   {
2111     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2112     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2113     &level.use_spring_bug,
2114     NULL,
2115     "use spring pushing bug",           "use odd spring pushing behaviour"
2116   },
2117   {
2118     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2119     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2120     &level.grow_into_diggable,
2121     NULL,
2122     "can grow into anything diggable",  "grow into more than just sand"
2123   },
2124   {
2125     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2126     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2127     &level.double_speed,
2128     NULL,
2129     "double speed movement",            "set initial movement speed of player"
2130   },
2131   {
2132     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2133     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2134     &level.block_last_field,
2135     NULL,
2136     "block last field when moving",     "player blocks last field when moving"
2137   },
2138   {
2139     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2140     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2141     &level.sp_block_last_field,
2142     NULL,
2143     "block last field when moving",     "player blocks last field when moving"
2144   },
2145   {
2146     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2147     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2148     &level.instant_relocation,
2149     NULL,
2150     "no scrolling when relocating",     "player gets relocated without delay"
2151   },
2152   {
2153     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2154     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2155     &level.can_pass_to_walkable,
2156     NULL,
2157     "can pass to walkable element",     "player can pass to empty or walkable"
2158   },
2159   {
2160     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2161     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2162     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2163     NULL,
2164     "can fall into acid (with gravity)","player can fall into acid pool"
2165   },
2166   {
2167     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2168     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2169     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2170     NULL,
2171     "can move into acid",               "element can move into acid pool"
2172   },
2173   {
2174     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2175     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2176     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2177     NULL,
2178     "deadly when colliding with",       "element is deadly when hitting player"
2179   },
2180
2181   /* ---------- element settings: configure 1 (custom elements) ----------- */
2182
2183   {
2184     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2185     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2186     &custom_element.use_gfx_element,
2187
2188     /* !!! add separate "use existing element sound" !!! */
2189 #if 0
2190     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2191 #else
2192     NULL, "use graphic of element:",    "use existing element graphic"
2193 #endif
2194   },
2195   {
2196     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2197     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2198     &level.use_custom_template,
2199     NULL, "use template",               "use template for custom properties"
2200   },
2201   {
2202     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2203     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2204     &custom_element_properties[EP_ACCESSIBLE],
2205     NULL, NULL,                         "player can walk to or pass this field"
2206   },
2207   {
2208     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2209     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2210     &custom_element_properties[EP_GRAVITY_REACHABLE],
2211     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2212   },
2213   {
2214     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2215     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2216     &custom_element_properties[EP_WALK_TO_OBJECT],
2217     NULL, NULL,                         "player can dig/collect/push element"
2218   },
2219   {
2220     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2221     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2222     &custom_element_properties[EP_INDESTRUCTIBLE],
2223     NULL, "indestructible",             "element is indestructible"
2224   },
2225
2226   /* ---------- element settings: configure 2 (custom elements) ----------- */
2227
2228   {
2229     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2230     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2231     &custom_element_properties[EP_CAN_MOVE],
2232     NULL, NULL,                         "element can move with some pattern"
2233   },
2234   {
2235     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2236     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2237     &custom_element_properties[EP_CAN_FALL],
2238     NULL, "can fall",                   "element can fall down"
2239   },
2240   {
2241     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2242     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2243     &custom_element_properties[EP_CAN_SMASH],
2244     " ", NULL,                          "element can smash other elements"
2245   },
2246   {
2247     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2248     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2249     &custom_element_properties[EP_SLIPPERY],
2250     NULL, NULL,                         "other elements can fall down from it"
2251   },
2252   {
2253     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2254     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2255     &custom_element_properties[EP_DEADLY],
2256     NULL, NULL,                         "element can kill the player"
2257   },
2258   {
2259     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2260     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2261     &custom_element_properties[EP_CAN_EXPLODE],
2262     NULL, NULL,                         "element can explode"
2263   },
2264   {
2265     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2266     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2267     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2268     NULL, "by fire",                    "element can explode by fire/explosion"
2269   },
2270   {
2271     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2272     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2273     &custom_element_properties[EP_EXPLODES_SMASHED],
2274     " ", "smashed",                     "element can explode when smashed"
2275   },
2276   {
2277     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2278     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2279     &custom_element_properties[EP_EXPLODES_IMPACT],
2280     " ", "impact",                      "element can explode on impact"
2281   },
2282
2283   /* ---------- element settings: advanced (custom elements) --------------- */
2284
2285   {
2286     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2287     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2288     &custom_element_change.can_change,
2289     NULL, "element changes to:",        "change element on specified condition"
2290   },
2291   {
2292     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2293     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2294     &custom_element_change_events[CE_DELAY],
2295     NULL, NULL,                         "element changes after delay"
2296   },
2297   {
2298     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2299     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2300     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2301     NULL, NULL,                         "element changes by direct action"
2302   },
2303   {
2304     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2305     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2306     &custom_element_change_events[CE_BY_OTHER_ACTION],
2307     NULL, NULL,                         "element changes by other element"
2308   },
2309   {
2310     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2311     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2312     &custom_element_change.explode,
2313     NULL, "explode instead of change",  "element explodes instead of change"
2314   },
2315   {
2316     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2317     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2318     &custom_element_change.use_target_content,
2319     NULL, "use extended change target:","element changes to more elements"
2320   },
2321   {
2322     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2323     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2324     &custom_element_change.only_if_complete,
2325     NULL, "replace all or nothing",     "only replace when all can be changed"
2326   },
2327   {
2328     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2329     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2330     &custom_element_change.use_random_replace,
2331     NULL, NULL,                         "use percentage for random replace"
2332   },
2333   {
2334     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2335     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2336     &custom_element_change.has_action,
2337     NULL, NULL,                         "execute action on specified condition"
2338   },
2339 };
2340
2341 static struct
2342 {
2343   int x, y;
2344   int area_xsize, area_ysize;
2345   int gadget_id;
2346   int gadget_id_align;
2347   char *text_left, *text_right, *text_below;
2348 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2349 {
2350   /* ---------- level playfield content ------------------------------------ */
2351
2352   {
2353     0, 0,
2354     MAX_ED_FIELDX, MAX_ED_FIELDY,
2355     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2356     NULL, NULL,                         NULL
2357   },
2358
2359   /* ---------- yam yam content -------------------------------------------- */
2360
2361   {
2362     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2363     3, 3,
2364     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2365     NULL, NULL,                         "1"
2366   },
2367   {
2368     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2369     3, 3,
2370     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2371     NULL, NULL,                         "2"
2372   },
2373   {
2374     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2375     3, 3,
2376     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2377     NULL, NULL,                         "3"
2378   },
2379   {
2380     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2381     3, 3,
2382     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2383     NULL, NULL,                         "4"
2384   },
2385   {
2386     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2387     3, 3,
2388     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2389     NULL, NULL,                         "5"
2390   },
2391   {
2392     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2393     3, 3,
2394     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2395     NULL, NULL,                         "6"
2396   },
2397   {
2398     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2399     3, 3,
2400     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2401     NULL, NULL,                         "7"
2402   },
2403   {
2404     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2405     3, 3,
2406     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2407     NULL, NULL,                         "8"
2408   },
2409
2410   /* ---------- magic ball content ----------------------------------------- */
2411
2412   {
2413     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2414     3, 3,
2415     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2416     NULL, NULL,                         "1"
2417   },
2418   {
2419     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2420     3, 3,
2421     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2422     NULL, NULL,                         "2"
2423   },
2424   {
2425     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2426     3, 3,
2427     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2428     NULL, NULL,                         "3"
2429   },
2430   {
2431     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2432     3, 3,
2433     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2434     NULL, NULL,                         "4"
2435   },
2436   {
2437     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2438     3, 3,
2439     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2440     NULL, NULL,                         "5"
2441   },
2442   {
2443     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2444     3, 3,
2445     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2446     NULL, NULL,                         "6"
2447   },
2448   {
2449     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2450     3, 3,
2451     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2452     NULL, NULL,                         "7"
2453   },
2454   {
2455     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2456     3, 3,
2457     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2458     NULL, NULL,                         "8"
2459   },
2460
2461   /* ---------- amoeba content --------------------------------------------- */
2462
2463   {
2464     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2465     1, 1,
2466     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2467     "content:", NULL,                   NULL
2468   },
2469
2470   /* ---------- element settings: configure 1 (custom elements) ----------- */
2471
2472   /* ---------- custom graphic --------------------------------------------- */
2473
2474   {
2475     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2476     1, 1,
2477     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2478     NULL, NULL,                         NULL
2479   },
2480
2481   /* ---------- element settings: configure 2 (custom elements) ----------- */
2482
2483   /* ---------- custom content (when exploding) ---------------------------- */
2484
2485   {
2486     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2487     3, 3,
2488     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2489     "content:", NULL,                   NULL
2490   },
2491
2492   /* ---------- custom enter and leave element (when moving) --------------- */
2493
2494   {
2495     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2496     1, 1,
2497     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2498     "can dig:", " ",                    NULL
2499   },
2500   {
2501     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2502     1, 1,
2503     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2504     NULL, NULL,                         NULL
2505   },
2506
2507   /* ---------- element settings: advanced (custom elements) --------------- */
2508
2509   /* ---------- custom change target --------------------------------------- */
2510
2511   {
2512     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2513     1, 1,
2514     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2515     NULL, "after/when:",                NULL
2516   },
2517
2518   /* ---------- custom change content (extended change target) ------------- */
2519
2520   {
2521     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2522     3, 3,
2523     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2524     NULL, NULL,                         NULL
2525   },
2526
2527   /* ---------- custom change trigger (element causing change) ------------- */
2528
2529   {
2530     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2531     1, 1,
2532     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2533     NULL, NULL,                         NULL
2534   },
2535
2536   /* ---------- group element content -------------------------------------- */
2537
2538   {
2539     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2540     MAX_ELEMENTS_IN_GROUP, 1,
2541     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2542     "content:", NULL,                   NULL
2543   },
2544
2545   /* ---------- random background (for random painting) -------------------- */
2546
2547   {
2548     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2549     1, 1,
2550     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2551     NULL, NULL,                         NULL
2552   },
2553 };
2554
2555
2556 /*
2557   -----------------------------------------------------------------------------
2558   some internally used variables
2559   -----------------------------------------------------------------------------
2560 */
2561
2562 /* actual size of level editor drawing area */
2563 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2564
2565 /* actual position of level editor drawing area in level playfield */
2566 static int level_xpos = -1, level_ypos = -1;
2567
2568 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2569
2570 /* drawing elements on the three mouse buttons */
2571 static int new_element1 = EL_WALL;
2572 static int new_element2 = EL_EMPTY;
2573 static int new_element3 = EL_SAND;
2574
2575 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
2576 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2577                                 (button) == 2 ? new_element2 : \
2578                                 (button) == 3 ? new_element3 : EL_EMPTY)
2579 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2580
2581 /* forward declaration for internal use */
2582 static void ModifyEditorCounter(int, int);
2583 static void ModifyEditorCounterLimits(int, int, int);
2584 static void ModifyEditorSelectbox(int, int);
2585 static void ModifyEditorDrawingArea(int, int, int);
2586 static void ModifyEditorElementList();
2587 static void RedrawDrawingElements();
2588 static void DrawDrawingWindow();
2589 static void DrawLevelInfoWindow();
2590 static void DrawPropertiesWindow();
2591 static void UpdateCustomElementGraphicGadgets();
2592 static boolean checkPropertiesConfig(int);
2593 static void CopyLevelToUndoBuffer(int);
2594 static void HandleDrawingAreas(struct GadgetInfo *);
2595 static void HandleCounterButtons(struct GadgetInfo *);
2596 static void HandleTextInputGadgets(struct GadgetInfo *);
2597 static void HandleTextAreaGadgets(struct GadgetInfo *);
2598 static void HandleSelectboxGadgets(struct GadgetInfo *);
2599 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2600 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2601 static void HandleRadiobuttons(struct GadgetInfo *);
2602 static void HandleCheckbuttons(struct GadgetInfo *);
2603 static void HandleControlButtons(struct GadgetInfo *);
2604 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2605
2606 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2607 static int right_gadget_border[NUM_EDITOR_GADGETS];
2608
2609 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2610 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2611 static boolean draw_with_brush = FALSE;
2612 static int properties_element = 0;
2613
2614 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2615 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2616 static int undo_buffer_position = 0;
2617 static int undo_buffer_steps = 0;
2618
2619 static int edit_mode;
2620 static int edit_mode_properties;
2621
2622 static int element_shift = 0;
2623
2624 static int editor_hl_boulderdash[] =
2625 {
2626   EL_CHAR('B'),
2627   EL_CHAR('O'),
2628   EL_CHAR('U'),
2629   EL_CHAR('L'),
2630
2631   EL_CHAR('-'),
2632   EL_CHAR('D'),
2633   EL_CHAR('E'),
2634   EL_CHAR('R'),
2635
2636   EL_CHAR('D'),
2637   EL_CHAR('A'),
2638   EL_CHAR('S'),
2639   EL_CHAR('H'),
2640 };
2641
2642 static int editor_el_boulderdash[] =
2643 {
2644   EL_PLAYER_1,
2645   EL_EMPTY,
2646   EL_SAND,
2647   EL_STEELWALL,
2648
2649   EL_BD_WALL,
2650   EL_BD_MAGIC_WALL,
2651   EL_EXIT_CLOSED,
2652   EL_EXIT_OPEN,
2653
2654   EL_BD_DIAMOND,
2655   EL_BD_BUTTERFLY_UP,
2656   EL_BD_FIREFLY_UP,
2657   EL_BD_ROCK,
2658
2659   EL_BD_BUTTERFLY_LEFT,
2660   EL_BD_FIREFLY_LEFT,
2661   EL_BD_BUTTERFLY_RIGHT,
2662   EL_BD_FIREFLY_RIGHT,
2663
2664   EL_BD_AMOEBA,
2665   EL_BD_BUTTERFLY_DOWN,
2666   EL_BD_FIREFLY_DOWN,
2667   EL_EMPTY,
2668 };
2669 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2670 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2671 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2672 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2673
2674 static int editor_hl_emerald_mine[] =
2675 {
2676   EL_CHAR('E'),
2677   EL_CHAR('M'),
2678   EL_CHAR('E'),
2679   EL_CHAR('-'),
2680
2681   EL_CHAR('R'),
2682   EL_CHAR('A'),
2683   EL_CHAR('L'),
2684   EL_CHAR('D'),
2685
2686   EL_CHAR('M'),
2687   EL_CHAR('I'),
2688   EL_CHAR('N'),
2689   EL_CHAR('E'),
2690 };
2691
2692 static int editor_el_emerald_mine[] =
2693 {
2694   EL_PLAYER_1,
2695   EL_PLAYER_2,
2696   EL_PLAYER_3,
2697   EL_PLAYER_4,
2698
2699   EL_PLAYER_1,
2700   EL_EMPTY,
2701   EL_SAND,
2702   EL_ROCK,
2703
2704   EL_STEELWALL,
2705   EL_WALL,
2706   EL_WALL_SLIPPERY,
2707   EL_MAGIC_WALL,
2708
2709   EL_EMERALD,
2710   EL_DIAMOND,
2711   EL_NUT,
2712   EL_BOMB,
2713
2714   EL_WALL_EMERALD,
2715   EL_WALL_DIAMOND,
2716   EL_QUICKSAND_EMPTY,
2717   EL_QUICKSAND_FULL,
2718
2719   EL_DYNAMITE,
2720   EL_DYNAMITE_ACTIVE,
2721   EL_EXIT_CLOSED,
2722   EL_EXIT_OPEN,
2723
2724   EL_YAMYAM,
2725   EL_BUG_UP,
2726   EL_SPACESHIP_UP,
2727   EL_ROBOT,
2728
2729   EL_BUG_LEFT,
2730   EL_SPACESHIP_LEFT,
2731   EL_BUG_RIGHT,
2732   EL_SPACESHIP_RIGHT,
2733
2734   EL_ROBOT_WHEEL,
2735   EL_BUG_DOWN,
2736   EL_SPACESHIP_DOWN,
2737   EL_INVISIBLE_WALL,
2738
2739   EL_ACID_POOL_TOPLEFT,
2740   EL_ACID,
2741   EL_ACID_POOL_TOPRIGHT,
2742   EL_EMPTY,
2743
2744   EL_ACID_POOL_BOTTOMLEFT,
2745   EL_ACID_POOL_BOTTOM,
2746   EL_ACID_POOL_BOTTOMRIGHT,
2747   EL_EMPTY,
2748
2749   EL_AMOEBA_DROP,
2750   EL_AMOEBA_DEAD,
2751   EL_AMOEBA_WET,
2752   EL_AMOEBA_DRY,
2753
2754   EL_EM_KEY_1,
2755   EL_EM_KEY_2,
2756   EL_EM_KEY_3,
2757   EL_EM_KEY_4,
2758
2759   EL_EM_GATE_1,
2760   EL_EM_GATE_2,
2761   EL_EM_GATE_3,
2762   EL_EM_GATE_4,
2763
2764   EL_EM_GATE_1_GRAY,
2765   EL_EM_GATE_2_GRAY,
2766   EL_EM_GATE_3_GRAY,
2767   EL_EM_GATE_4_GRAY,
2768 };
2769 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2770 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2771 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2772 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2773
2774 static int editor_hl_emerald_mine_club[] =
2775 {
2776   EL_CHAR('E'),
2777   EL_CHAR('M'),
2778   EL_CHAR('E'),
2779   EL_CHAR('-'),
2780
2781   EL_CHAR('R'),
2782   EL_CHAR('A'),
2783   EL_CHAR('L'),
2784   EL_CHAR('D'),
2785
2786   EL_CHAR('M'),
2787   EL_CHAR('I'),
2788   EL_CHAR('N'),
2789   EL_CHAR('E'),
2790
2791   EL_CHAR('C'),
2792   EL_CHAR('L'),
2793   EL_CHAR('U'),
2794   EL_CHAR('B'),
2795 };
2796
2797 static int editor_el_emerald_mine_club[] =
2798 {
2799   EL_EMC_KEY_5,
2800   EL_EMC_KEY_6,
2801   EL_EMC_KEY_7,
2802   EL_EMC_KEY_8,
2803
2804   EL_EMC_GATE_5,
2805   EL_EMC_GATE_6,
2806   EL_EMC_GATE_7,
2807   EL_EMC_GATE_8,
2808
2809   EL_EMC_GATE_5_GRAY,
2810   EL_EMC_GATE_6_GRAY,
2811   EL_EMC_GATE_7_GRAY,
2812   EL_EMC_GATE_8_GRAY,
2813
2814   EL_EMC_STEELWALL_1,
2815   EL_EMC_STEELWALL_2,
2816   EL_EMC_STEELWALL_3,
2817   EL_EMC_STEELWALL_4,
2818
2819   EL_EMC_WALL_13,
2820   EL_EMC_WALL_14,
2821   EL_EMC_WALL_15,
2822   EL_EMC_WALL_16,
2823
2824   EL_EMC_WALL_SLIPPERY_1,
2825   EL_EMC_WALL_SLIPPERY_2,
2826   EL_EMC_WALL_SLIPPERY_3,
2827   EL_EMC_WALL_SLIPPERY_4,
2828
2829   EL_EMC_WALL_1,
2830   EL_EMC_WALL_2,
2831   EL_EMC_WALL_3,
2832   EL_EMC_WALL_4,
2833
2834   EL_EMC_WALL_5,
2835   EL_EMC_WALL_6,
2836   EL_EMC_WALL_7,
2837   EL_EMC_WALL_8,
2838
2839   EL_EMC_WALL_9,
2840   EL_EMC_WALL_10,
2841   EL_EMC_WALL_11,
2842   EL_EMC_WALL_12,
2843
2844 #if RELEASE_311
2845   EL_EMPTY,
2846 #else
2847   EL_EMC_ANDROID,
2848 #endif
2849   EL_BALLOON,
2850   EL_BALLOON_SWITCH_ANY,
2851 #if RELEASE_311
2852   EL_EMPTY,
2853 #else
2854   EL_BALLOON_SWITCH_NONE,
2855 #endif
2856
2857   EL_BALLOON_SWITCH_LEFT,
2858   EL_BALLOON_SWITCH_RIGHT,
2859   EL_BALLOON_SWITCH_UP,
2860   EL_BALLOON_SWITCH_DOWN,
2861
2862   EL_EMC_GRASS,
2863   EL_EMC_PLANT,
2864 #if RELEASE_311
2865   EL_EMPTY,
2866   EL_EMPTY,
2867 #else
2868   EL_EMC_LENSES,
2869   EL_EMC_MAGNIFIER,
2870 #endif
2871
2872 #if RELEASE_311
2873   EL_EMPTY,
2874   EL_EMPTY,
2875 #else
2876   EL_EMC_MAGIC_BALL,
2877   EL_EMC_MAGIC_BALL_SWITCH,
2878 #endif
2879   EL_SPRING,
2880 #if RELEASE_311
2881   EL_EMPTY,
2882 #else
2883   EL_EMC_SPRING_BUMPER,
2884 #endif
2885
2886 #if RELEASE_311
2887   EL_EMPTY,
2888 #else
2889   EL_EMC_DRIPPER,
2890 #endif
2891   EL_EMC_FAKE_GRASS,
2892   EL_EMPTY,
2893   EL_EMPTY,
2894 };
2895 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
2896 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
2897 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
2898 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
2899
2900 static int editor_hl_more[] =
2901 {
2902   EL_CHAR('M'),
2903   EL_CHAR('O'),
2904   EL_CHAR('R'),
2905   EL_CHAR('E'),
2906 };
2907
2908 static int editor_el_more[] =
2909 {
2910   EL_KEY_1,
2911   EL_KEY_2,
2912   EL_KEY_3,
2913   EL_KEY_4,
2914
2915   EL_GATE_1,
2916   EL_GATE_2,
2917   EL_GATE_3,
2918   EL_GATE_4,
2919
2920   EL_GATE_1_GRAY,
2921   EL_GATE_2_GRAY,
2922   EL_GATE_3_GRAY,
2923   EL_GATE_4_GRAY,
2924
2925   EL_ARROW_LEFT,
2926   EL_ARROW_RIGHT,
2927   EL_ARROW_UP,
2928   EL_ARROW_DOWN,
2929
2930   EL_AMOEBA_FULL,
2931   EL_EMERALD_YELLOW,
2932   EL_EMERALD_RED,
2933   EL_EMERALD_PURPLE,
2934
2935   EL_WALL_BD_DIAMOND,
2936   EL_WALL_EMERALD_YELLOW,
2937   EL_WALL_EMERALD_RED,
2938   EL_WALL_EMERALD_PURPLE,
2939
2940   EL_GAME_OF_LIFE,
2941   EL_PACMAN_UP,
2942   EL_TIME_ORB_FULL,
2943   EL_TIME_ORB_EMPTY,
2944
2945   EL_PACMAN_LEFT,
2946   EL_DARK_YAMYAM,
2947   EL_PACMAN_RIGHT,
2948   EL_EXPANDABLE_WALL,
2949
2950   EL_BIOMAZE,
2951   EL_PACMAN_DOWN,
2952   EL_LAMP,
2953   EL_LAMP_ACTIVE,
2954
2955   EL_DYNABOMB_INCREASE_NUMBER,
2956   EL_DYNABOMB_INCREASE_SIZE,
2957   EL_DYNABOMB_INCREASE_POWER,
2958   EL_STONEBLOCK,
2959
2960   EL_MOLE,
2961   EL_PENGUIN,
2962   EL_PIG,
2963   EL_DRAGON,
2964
2965   EL_BUG,
2966   EL_MOLE_UP,
2967   EL_BD_BUTTERFLY,
2968   EL_BD_FIREFLY,
2969
2970   EL_MOLE_LEFT,
2971   EL_EMPTY,
2972   EL_MOLE_RIGHT,
2973   EL_PACMAN,
2974
2975   EL_SPACESHIP,
2976   EL_MOLE_DOWN,
2977   EL_EMPTY,
2978   EL_EMPTY,
2979
2980   EL_SATELLITE,
2981   EL_EXPANDABLE_WALL_HORIZONTAL,
2982   EL_EXPANDABLE_WALL_VERTICAL,
2983   EL_EXPANDABLE_WALL_ANY,
2984
2985   EL_INVISIBLE_STEELWALL,
2986   EL_INVISIBLE_WALL,
2987   EL_SPEED_PILL,
2988   EL_BLACK_ORB,
2989 };
2990 static int *editor_hl_more_ptr = editor_hl_more;
2991 static int *editor_el_more_ptr = editor_el_more;
2992 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2993 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2994
2995 static int editor_hl_sokoban[] =
2996 {
2997   EL_CHAR('S'),
2998   EL_CHAR('O'),
2999   EL_CHAR('K'),
3000   EL_CHAR('O'),
3001
3002   EL_CHAR('-'),
3003   EL_CHAR('B'),
3004   EL_CHAR('A'),
3005   EL_CHAR('N'),
3006 };
3007
3008 static int editor_el_sokoban[] =
3009 {
3010   EL_SOKOBAN_OBJECT,
3011   EL_SOKOBAN_FIELD_EMPTY,
3012   EL_SOKOBAN_FIELD_FULL,
3013   EL_SOKOBAN_FIELD_PLAYER,
3014 };
3015 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3016 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3017 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3018 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3019
3020 static int editor_hl_supaplex[] =
3021 {
3022   EL_CHAR('S'),
3023   EL_CHAR('U'),
3024   EL_CHAR('P'),
3025   EL_CHAR('A'),
3026
3027   EL_CHAR('P'),
3028   EL_CHAR('L'),
3029   EL_CHAR('E'),
3030   EL_CHAR('X'),
3031 };
3032
3033 static int editor_el_supaplex[] =
3034 {
3035 #if 1
3036   EL_EMPTY,
3037 #else
3038   EL_SP_EMPTY,
3039 #endif
3040   EL_SP_ZONK,
3041   EL_SP_BASE,
3042   EL_SP_MURPHY,
3043
3044   EL_SP_INFOTRON,
3045   EL_SP_CHIP_SINGLE,
3046   EL_SP_HARDWARE_GRAY,
3047   EL_SP_EXIT_CLOSED,
3048
3049   EL_SP_DISK_ORANGE,
3050   EL_SP_PORT_RIGHT,
3051   EL_SP_PORT_DOWN,
3052   EL_SP_PORT_LEFT,
3053
3054   EL_SP_PORT_UP,
3055   EL_SP_GRAVITY_PORT_RIGHT,
3056   EL_SP_GRAVITY_PORT_DOWN,
3057   EL_SP_GRAVITY_PORT_LEFT,
3058
3059   EL_SP_GRAVITY_PORT_UP,
3060   EL_SP_SNIKSNAK,
3061   EL_SP_DISK_YELLOW,
3062   EL_SP_TERMINAL,
3063
3064   EL_SP_DISK_RED,
3065   EL_SP_PORT_VERTICAL,
3066   EL_SP_PORT_HORIZONTAL,
3067   EL_SP_PORT_ANY,
3068
3069   EL_SP_ELECTRON,
3070   EL_SP_BUGGY_BASE,
3071   EL_SP_CHIP_LEFT,
3072   EL_SP_CHIP_RIGHT,
3073
3074   EL_SP_HARDWARE_BASE_1,
3075   EL_SP_HARDWARE_GREEN,
3076   EL_SP_HARDWARE_BLUE,
3077   EL_SP_HARDWARE_RED,
3078
3079   EL_SP_HARDWARE_YELLOW,
3080   EL_SP_HARDWARE_BASE_2,
3081   EL_SP_HARDWARE_BASE_3,
3082   EL_SP_HARDWARE_BASE_4,
3083
3084   EL_SP_HARDWARE_BASE_5,
3085   EL_SP_HARDWARE_BASE_6,
3086   EL_SP_CHIP_TOP,
3087   EL_SP_CHIP_BOTTOM,
3088 };
3089 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3090 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3091 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3092 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3093
3094 static int editor_hl_diamond_caves[] =
3095 {
3096   EL_CHAR('D'),
3097   EL_CHAR('I'),
3098   EL_CHAR('A'),
3099   EL_CHAR('-'),
3100
3101   EL_CHAR('M'),
3102   EL_CHAR('O'),
3103   EL_CHAR('N'),
3104   EL_CHAR('D'),
3105
3106   EL_CHAR('C'),
3107   EL_CHAR('A'),
3108   EL_CHAR('V'),
3109   EL_CHAR('E'),
3110
3111   EL_CHAR('S'),
3112   EL_CHAR(' '),
3113   EL_CHAR('I'),
3114   EL_CHAR('I'),
3115 };
3116
3117 static int editor_el_diamond_caves[] =
3118 {
3119   EL_PEARL,
3120   EL_CRYSTAL,
3121   EL_WALL_PEARL,
3122   EL_WALL_CRYSTAL,
3123
3124   EL_CONVEYOR_BELT_1_LEFT,
3125   EL_CONVEYOR_BELT_1_MIDDLE,
3126   EL_CONVEYOR_BELT_1_RIGHT,
3127   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3128
3129   EL_CONVEYOR_BELT_2_LEFT,
3130   EL_CONVEYOR_BELT_2_MIDDLE,
3131   EL_CONVEYOR_BELT_2_RIGHT,
3132   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3133
3134   EL_CONVEYOR_BELT_3_LEFT,
3135   EL_CONVEYOR_BELT_3_MIDDLE,
3136   EL_CONVEYOR_BELT_3_RIGHT,
3137   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3138
3139   EL_CONVEYOR_BELT_4_LEFT,
3140   EL_CONVEYOR_BELT_4_MIDDLE,
3141   EL_CONVEYOR_BELT_4_RIGHT,
3142   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3143
3144   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3145   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3146   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3147   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3148
3149   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3150   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3151   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3152   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3153
3154   EL_SWITCHGATE_OPEN,
3155   EL_SWITCHGATE_CLOSED,
3156   EL_SWITCHGATE_SWITCH_UP,
3157   EL_EMPTY,
3158
3159   EL_ENVELOPE_1,
3160   EL_ENVELOPE_2,
3161   EL_ENVELOPE_3,
3162   EL_ENVELOPE_4,
3163
3164   EL_TIMEGATE_CLOSED,
3165   EL_TIMEGATE_OPEN,
3166   EL_TIMEGATE_SWITCH,
3167   EL_EMPTY,
3168
3169   EL_LANDMINE,
3170   EL_INVISIBLE_SAND,
3171   EL_STEELWALL_SLIPPERY,
3172   EL_EMPTY,
3173
3174   EL_SIGN_EXCLAMATION,
3175   EL_SIGN_STOP,
3176   EL_LIGHT_SWITCH,
3177   EL_LIGHT_SWITCH_ACTIVE,
3178
3179   EL_SHIELD_NORMAL,
3180   EL_SHIELD_DEADLY,
3181   EL_EXTRA_TIME,
3182   EL_EMPTY,
3183 };
3184 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3185 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3186 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3187 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3188
3189 static int editor_hl_dx_boulderdash[] =
3190 {
3191   EL_CHAR('D'),
3192   EL_CHAR('X'),
3193   EL_CHAR('-'),
3194   EL_CHAR(' '),
3195
3196   EL_CHAR('B'),
3197   EL_CHAR('O'),
3198   EL_CHAR('U'),
3199   EL_CHAR('L'),
3200
3201   EL_CHAR('-'),
3202   EL_CHAR('D'),
3203   EL_CHAR('E'),
3204   EL_CHAR('R'),
3205
3206   EL_CHAR('D'),
3207   EL_CHAR('A'),
3208   EL_CHAR('S'),
3209   EL_CHAR('H'),
3210 };
3211
3212 static int editor_el_dx_boulderdash[] =
3213 {
3214   EL_EMPTY,
3215   EL_TUBE_RIGHT_DOWN,
3216   EL_TUBE_HORIZONTAL_DOWN,
3217   EL_TUBE_LEFT_DOWN,
3218
3219   EL_TUBE_HORIZONTAL,
3220   EL_TUBE_VERTICAL_RIGHT,
3221   EL_TUBE_ANY,
3222   EL_TUBE_VERTICAL_LEFT,
3223
3224   EL_TUBE_VERTICAL,
3225   EL_TUBE_RIGHT_UP,
3226   EL_TUBE_HORIZONTAL_UP,
3227   EL_TUBE_LEFT_UP,
3228
3229   EL_TRAP,
3230   EL_DX_SUPABOMB,
3231   EL_EMPTY,
3232   EL_EMPTY
3233 };
3234 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3235 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3236 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3237 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3238
3239 static int editor_hl_chars[] =
3240 {
3241   EL_CHAR('T'),
3242   EL_CHAR('E'),
3243   EL_CHAR('X'),
3244   EL_CHAR('T'),
3245 };
3246
3247 static int editor_el_chars[] =
3248 {
3249   EL_CHAR(' '),
3250   EL_CHAR('!'),
3251   EL_CHAR('"'),
3252   EL_CHAR('#'),
3253
3254   EL_CHAR('$'),
3255   EL_CHAR('%'),
3256   EL_CHAR('&'),
3257   EL_CHAR('\''),
3258
3259   EL_CHAR('('),
3260   EL_CHAR(')'),
3261   EL_CHAR('*'),
3262   EL_CHAR('+'),
3263
3264   EL_CHAR(','),
3265   EL_CHAR('-'),
3266   EL_CHAR('.'),
3267   EL_CHAR('/'),
3268
3269   EL_CHAR('0'),
3270   EL_CHAR('1'),
3271   EL_CHAR('2'),
3272   EL_CHAR('3'),
3273
3274   EL_CHAR('4'),
3275   EL_CHAR('5'),
3276   EL_CHAR('6'),
3277   EL_CHAR('7'),
3278
3279   EL_CHAR('8'),
3280   EL_CHAR('9'),
3281   EL_CHAR(':'),
3282   EL_CHAR(';'),
3283
3284   EL_CHAR('<'),
3285   EL_CHAR('='),
3286   EL_CHAR('>'),
3287   EL_CHAR('?'),
3288
3289   EL_CHAR('@'),
3290   EL_CHAR('A'),
3291   EL_CHAR('B'),
3292   EL_CHAR('C'),
3293
3294   EL_CHAR('D'),
3295   EL_CHAR('E'),
3296   EL_CHAR('F'),
3297   EL_CHAR('G'),
3298
3299   EL_CHAR('H'),
3300   EL_CHAR('I'),
3301   EL_CHAR('J'),
3302   EL_CHAR('K'),
3303
3304   EL_CHAR('L'),
3305   EL_CHAR('M'),
3306   EL_CHAR('N'),
3307   EL_CHAR('O'),
3308
3309   EL_CHAR('P'),
3310   EL_CHAR('Q'),
3311   EL_CHAR('R'),
3312   EL_CHAR('S'),
3313
3314   EL_CHAR('T'),
3315   EL_CHAR('U'),
3316   EL_CHAR('V'),
3317   EL_CHAR('W'),
3318
3319   EL_CHAR('X'),
3320   EL_CHAR('Y'),
3321   EL_CHAR('Z'),
3322   EL_CHAR('['),
3323
3324   EL_CHAR('\\'),
3325   EL_CHAR(']'),
3326   EL_CHAR('^'),
3327   EL_CHAR('_'),
3328
3329   EL_CHAR('©'),
3330   EL_CHAR('Ä'),
3331   EL_CHAR('Ö'),
3332   EL_CHAR('Ü'),
3333
3334   EL_CHAR('°'),
3335   EL_CHAR('®'),
3336   EL_CHAR(FONT_ASCII_CURSOR),
3337   EL_CHAR(' ')
3338 };
3339 static int *editor_hl_chars_ptr = editor_hl_chars;
3340 static int *editor_el_chars_ptr = editor_el_chars;
3341 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3342 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3343
3344 static int editor_hl_custom[] =
3345 {
3346   EL_CHAR('C'),
3347   EL_CHAR('U'),
3348   EL_CHAR('S'),
3349   EL_CHAR('-'),
3350
3351   EL_CHAR('T'),
3352   EL_CHAR('O'),
3353   EL_CHAR('M'),
3354   EL_CHAR(' '),
3355
3356   EL_CHAR('E'),
3357   EL_CHAR('L'),
3358   EL_CHAR('E'),
3359   EL_CHAR('M'),
3360
3361   EL_CHAR('E'),
3362   EL_CHAR('N'),
3363   EL_CHAR('T'),
3364   EL_CHAR('S'),
3365 };
3366
3367 static int editor_el_custom[] =
3368 {
3369   EL_CUSTOM_START + 0,
3370   EL_CUSTOM_START + 1,
3371   EL_CUSTOM_START + 2,
3372   EL_CUSTOM_START + 3,
3373
3374   EL_CUSTOM_START + 4,
3375   EL_CUSTOM_START + 5,
3376   EL_CUSTOM_START + 6,
3377   EL_CUSTOM_START + 7,
3378
3379   EL_CUSTOM_START + 8,
3380   EL_CUSTOM_START + 9,
3381   EL_CUSTOM_START + 10,
3382   EL_CUSTOM_START + 11,
3383
3384   EL_CUSTOM_START + 12,
3385   EL_CUSTOM_START + 13,
3386   EL_CUSTOM_START + 14,
3387   EL_CUSTOM_START + 15,
3388
3389   EL_CUSTOM_START + 16,
3390   EL_CUSTOM_START + 17,
3391   EL_CUSTOM_START + 18,
3392   EL_CUSTOM_START + 19,
3393
3394   EL_CUSTOM_START + 20,
3395   EL_CUSTOM_START + 21,
3396   EL_CUSTOM_START + 22,
3397   EL_CUSTOM_START + 23,
3398
3399   EL_CUSTOM_START + 24,
3400   EL_CUSTOM_START + 25,
3401   EL_CUSTOM_START + 26,
3402   EL_CUSTOM_START + 27,
3403
3404   EL_CUSTOM_START + 28,
3405   EL_CUSTOM_START + 29,
3406   EL_CUSTOM_START + 30,
3407   EL_CUSTOM_START + 31,
3408
3409   EL_CUSTOM_START + 32,
3410   EL_CUSTOM_START + 33,
3411   EL_CUSTOM_START + 34,
3412   EL_CUSTOM_START + 35,
3413
3414   EL_CUSTOM_START + 36,
3415   EL_CUSTOM_START + 37,
3416   EL_CUSTOM_START + 38,
3417   EL_CUSTOM_START + 39,
3418
3419   EL_CUSTOM_START + 40,
3420   EL_CUSTOM_START + 41,
3421   EL_CUSTOM_START + 42,
3422   EL_CUSTOM_START + 43,
3423
3424   EL_CUSTOM_START + 44,
3425   EL_CUSTOM_START + 45,
3426   EL_CUSTOM_START + 46,
3427   EL_CUSTOM_START + 47,
3428
3429   EL_CUSTOM_START + 48,
3430   EL_CUSTOM_START + 49,
3431   EL_CUSTOM_START + 50,
3432   EL_CUSTOM_START + 51,
3433
3434   EL_CUSTOM_START + 52,
3435   EL_CUSTOM_START + 53,
3436   EL_CUSTOM_START + 54,
3437   EL_CUSTOM_START + 55,
3438
3439   EL_CUSTOM_START + 56,
3440   EL_CUSTOM_START + 57,
3441   EL_CUSTOM_START + 58,
3442   EL_CUSTOM_START + 59,
3443
3444   EL_CUSTOM_START + 60,
3445   EL_CUSTOM_START + 61,
3446   EL_CUSTOM_START + 62,
3447   EL_CUSTOM_START + 63,
3448
3449   EL_CUSTOM_START + 64,
3450   EL_CUSTOM_START + 65,
3451   EL_CUSTOM_START + 66,
3452   EL_CUSTOM_START + 67,
3453
3454   EL_CUSTOM_START + 68,
3455   EL_CUSTOM_START + 69,
3456   EL_CUSTOM_START + 70,
3457   EL_CUSTOM_START + 71,
3458
3459   EL_CUSTOM_START + 72,
3460   EL_CUSTOM_START + 73,
3461   EL_CUSTOM_START + 74,
3462   EL_CUSTOM_START + 75,
3463
3464   EL_CUSTOM_START + 76,
3465   EL_CUSTOM_START + 77,
3466   EL_CUSTOM_START + 78,
3467   EL_CUSTOM_START + 79,
3468
3469   EL_CUSTOM_START + 80,
3470   EL_CUSTOM_START + 81,
3471   EL_CUSTOM_START + 82,
3472   EL_CUSTOM_START + 83,
3473
3474   EL_CUSTOM_START + 84,
3475   EL_CUSTOM_START + 85,
3476   EL_CUSTOM_START + 86,
3477   EL_CUSTOM_START + 87,
3478
3479   EL_CUSTOM_START + 88,
3480   EL_CUSTOM_START + 89,
3481   EL_CUSTOM_START + 90,
3482   EL_CUSTOM_START + 91,
3483
3484   EL_CUSTOM_START + 92,
3485   EL_CUSTOM_START + 93,
3486   EL_CUSTOM_START + 94,
3487   EL_CUSTOM_START + 95,
3488
3489   EL_CUSTOM_START + 96,
3490   EL_CUSTOM_START + 97,
3491   EL_CUSTOM_START + 98,
3492   EL_CUSTOM_START + 99,
3493
3494   EL_CUSTOM_START + 100,
3495   EL_CUSTOM_START + 101,
3496   EL_CUSTOM_START + 102,
3497   EL_CUSTOM_START + 103,
3498
3499   EL_CUSTOM_START + 104,
3500   EL_CUSTOM_START + 105,
3501   EL_CUSTOM_START + 106,
3502   EL_CUSTOM_START + 107,
3503
3504   EL_CUSTOM_START + 108,
3505   EL_CUSTOM_START + 109,
3506   EL_CUSTOM_START + 110,
3507   EL_CUSTOM_START + 111,
3508
3509   EL_CUSTOM_START + 112,
3510   EL_CUSTOM_START + 113,
3511   EL_CUSTOM_START + 114,
3512   EL_CUSTOM_START + 115,
3513
3514   EL_CUSTOM_START + 116,
3515   EL_CUSTOM_START + 117,
3516   EL_CUSTOM_START + 118,
3517   EL_CUSTOM_START + 119,
3518
3519   EL_CUSTOM_START + 120,
3520   EL_CUSTOM_START + 121,
3521   EL_CUSTOM_START + 122,
3522   EL_CUSTOM_START + 123,
3523
3524   EL_CUSTOM_START + 124,
3525   EL_CUSTOM_START + 125,
3526   EL_CUSTOM_START + 126,
3527   EL_CUSTOM_START + 127
3528 };
3529 static int *editor_hl_custom_ptr = editor_hl_custom;
3530 static int *editor_el_custom_ptr = editor_el_custom;
3531 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3532 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3533
3534 static int editor_hl_custom_more[] =
3535 {
3536 };
3537
3538 static int editor_el_custom_more[] =
3539 {
3540   EL_CUSTOM_START + 128,
3541   EL_CUSTOM_START + 129,
3542   EL_CUSTOM_START + 130,
3543   EL_CUSTOM_START + 131,
3544
3545   EL_CUSTOM_START + 132,
3546   EL_CUSTOM_START + 133,
3547   EL_CUSTOM_START + 134,
3548   EL_CUSTOM_START + 135,
3549
3550   EL_CUSTOM_START + 136,
3551   EL_CUSTOM_START + 137,
3552   EL_CUSTOM_START + 138,
3553   EL_CUSTOM_START + 139,
3554
3555   EL_CUSTOM_START + 140,
3556   EL_CUSTOM_START + 141,
3557   EL_CUSTOM_START + 142,
3558   EL_CUSTOM_START + 143,
3559
3560   EL_CUSTOM_START + 144,
3561   EL_CUSTOM_START + 145,
3562   EL_CUSTOM_START + 146,
3563   EL_CUSTOM_START + 147,
3564
3565   EL_CUSTOM_START + 148,
3566   EL_CUSTOM_START + 149,
3567   EL_CUSTOM_START + 150,
3568   EL_CUSTOM_START + 151,
3569
3570   EL_CUSTOM_START + 152,
3571   EL_CUSTOM_START + 153,
3572   EL_CUSTOM_START + 154,
3573   EL_CUSTOM_START + 155,
3574
3575   EL_CUSTOM_START + 156,
3576   EL_CUSTOM_START + 157,
3577   EL_CUSTOM_START + 158,
3578   EL_CUSTOM_START + 159,
3579
3580   EL_CUSTOM_START + 160,
3581   EL_CUSTOM_START + 161,
3582   EL_CUSTOM_START + 162,
3583   EL_CUSTOM_START + 163,
3584
3585   EL_CUSTOM_START + 164,
3586   EL_CUSTOM_START + 165,
3587   EL_CUSTOM_START + 166,
3588   EL_CUSTOM_START + 167,
3589
3590   EL_CUSTOM_START + 168,
3591   EL_CUSTOM_START + 169,
3592   EL_CUSTOM_START + 170,
3593   EL_CUSTOM_START + 171,
3594
3595   EL_CUSTOM_START + 172,
3596   EL_CUSTOM_START + 173,
3597   EL_CUSTOM_START + 174,
3598   EL_CUSTOM_START + 175,
3599
3600   EL_CUSTOM_START + 176,
3601   EL_CUSTOM_START + 177,
3602   EL_CUSTOM_START + 178,
3603   EL_CUSTOM_START + 179,
3604
3605   EL_CUSTOM_START + 180,
3606   EL_CUSTOM_START + 181,
3607   EL_CUSTOM_START + 182,
3608   EL_CUSTOM_START + 183,
3609
3610   EL_CUSTOM_START + 184,
3611   EL_CUSTOM_START + 185,
3612   EL_CUSTOM_START + 186,
3613   EL_CUSTOM_START + 187,
3614
3615   EL_CUSTOM_START + 188,
3616   EL_CUSTOM_START + 189,
3617   EL_CUSTOM_START + 190,
3618   EL_CUSTOM_START + 191,
3619
3620   EL_CUSTOM_START + 192,
3621   EL_CUSTOM_START + 193,
3622   EL_CUSTOM_START + 194,
3623   EL_CUSTOM_START + 195,
3624
3625   EL_CUSTOM_START + 196,
3626   EL_CUSTOM_START + 197,
3627   EL_CUSTOM_START + 198,
3628   EL_CUSTOM_START + 199,
3629
3630   EL_CUSTOM_START + 200,
3631   EL_CUSTOM_START + 201,
3632   EL_CUSTOM_START + 202,
3633   EL_CUSTOM_START + 203,
3634
3635   EL_CUSTOM_START + 204,
3636   EL_CUSTOM_START + 205,
3637   EL_CUSTOM_START + 206,
3638   EL_CUSTOM_START + 207,
3639
3640   EL_CUSTOM_START + 208,
3641   EL_CUSTOM_START + 209,
3642   EL_CUSTOM_START + 210,
3643   EL_CUSTOM_START + 211,
3644
3645   EL_CUSTOM_START + 212,
3646   EL_CUSTOM_START + 213,
3647   EL_CUSTOM_START + 214,
3648   EL_CUSTOM_START + 215,
3649
3650   EL_CUSTOM_START + 216,
3651   EL_CUSTOM_START + 217,
3652   EL_CUSTOM_START + 218,
3653   EL_CUSTOM_START + 219,
3654
3655   EL_CUSTOM_START + 220,
3656   EL_CUSTOM_START + 221,
3657   EL_CUSTOM_START + 222,
3658   EL_CUSTOM_START + 223,
3659
3660   EL_CUSTOM_START + 224,
3661   EL_CUSTOM_START + 225,
3662   EL_CUSTOM_START + 226,
3663   EL_CUSTOM_START + 227,
3664
3665   EL_CUSTOM_START + 228,
3666   EL_CUSTOM_START + 229,
3667   EL_CUSTOM_START + 230,
3668   EL_CUSTOM_START + 231,
3669
3670   EL_CUSTOM_START + 232,
3671   EL_CUSTOM_START + 233,
3672   EL_CUSTOM_START + 234,
3673   EL_CUSTOM_START + 235,
3674
3675   EL_CUSTOM_START + 236,
3676   EL_CUSTOM_START + 237,
3677   EL_CUSTOM_START + 238,
3678   EL_CUSTOM_START + 239,
3679
3680   EL_CUSTOM_START + 240,
3681   EL_CUSTOM_START + 241,
3682   EL_CUSTOM_START + 242,
3683   EL_CUSTOM_START + 243,
3684
3685   EL_CUSTOM_START + 244,
3686   EL_CUSTOM_START + 245,
3687   EL_CUSTOM_START + 246,
3688   EL_CUSTOM_START + 247,
3689
3690   EL_CUSTOM_START + 248,
3691   EL_CUSTOM_START + 249,
3692   EL_CUSTOM_START + 250,
3693   EL_CUSTOM_START + 251,
3694
3695   EL_CUSTOM_START + 252,
3696   EL_CUSTOM_START + 253,
3697   EL_CUSTOM_START + 254,
3698   EL_CUSTOM_START + 255
3699 };
3700 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3701 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3702 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3703 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3704
3705 static int editor_hl_custom_special[] =
3706 {
3707 };
3708
3709 static int editor_el_custom_special[] =
3710 {
3711   EL_TRIGGER_ELEMENT,
3712   EL_TRIGGER_PLAYER,
3713   EL_EMPTY,
3714   EL_EMPTY
3715 };
3716 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3717 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3718 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3719 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3720
3721 static int editor_hl_group[] =
3722 {
3723   EL_CHAR('G'),
3724   EL_CHAR('R'),
3725   EL_CHAR('O'),
3726   EL_CHAR('U'),
3727
3728   EL_CHAR('P'),
3729   EL_CHAR(' '),
3730   EL_CHAR(' '),
3731   EL_CHAR(' '),
3732
3733   EL_CHAR('E'),
3734   EL_CHAR('L'),
3735   EL_CHAR('E'),
3736   EL_CHAR('M'),
3737
3738   EL_CHAR('E'),
3739   EL_CHAR('N'),
3740   EL_CHAR('T'),
3741   EL_CHAR('S'),
3742 };
3743
3744 static int editor_el_group[] =
3745 {
3746   EL_GROUP_START + 0,
3747   EL_GROUP_START + 1,
3748   EL_GROUP_START + 2,
3749   EL_GROUP_START + 3,
3750
3751   EL_GROUP_START + 4,
3752   EL_GROUP_START + 5,
3753   EL_GROUP_START + 6,
3754   EL_GROUP_START + 7,
3755
3756   EL_GROUP_START + 8,
3757   EL_GROUP_START + 9,
3758   EL_GROUP_START + 10,
3759   EL_GROUP_START + 11,
3760
3761   EL_GROUP_START + 12,
3762   EL_GROUP_START + 13,
3763   EL_GROUP_START + 14,
3764   EL_GROUP_START + 15
3765 };
3766 static int *editor_hl_group_ptr = editor_hl_group;
3767 static int *editor_el_group_ptr = editor_el_group;
3768 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3769 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3770
3771 static int editor_hl_group_more[] =
3772 {
3773 };
3774
3775 static int editor_el_group_more[] =
3776 {
3777   EL_GROUP_START + 16,
3778   EL_GROUP_START + 17,
3779   EL_GROUP_START + 18,
3780   EL_GROUP_START + 19,
3781
3782   EL_GROUP_START + 20,
3783   EL_GROUP_START + 21,
3784   EL_GROUP_START + 22,
3785   EL_GROUP_START + 23,
3786
3787   EL_GROUP_START + 24,
3788   EL_GROUP_START + 25,
3789   EL_GROUP_START + 26,
3790   EL_GROUP_START + 27,
3791
3792   EL_GROUP_START + 28,
3793   EL_GROUP_START + 29,
3794   EL_GROUP_START + 30,
3795   EL_GROUP_START + 31
3796 };
3797 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3798 static int *editor_el_group_more_ptr = editor_el_group_more;
3799 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3800 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3801
3802 static int editor_hl_user_defined[] =
3803 {
3804   EL_CHAR('U'),
3805   EL_CHAR('S'),
3806   EL_CHAR('E'),
3807   EL_CHAR('R'),
3808
3809   EL_CHAR('D'),
3810   EL_CHAR('E'),
3811   EL_CHAR('F'),
3812   EL_CHAR('I'),
3813
3814   EL_CHAR('-'),
3815   EL_CHAR('N'),
3816   EL_CHAR('E'),
3817   EL_CHAR('D'),
3818 };
3819
3820 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3821 static int *editor_el_user_defined_ptr = NULL;
3822 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3823 static int num_editor_el_user_defined = 0;
3824
3825 static int editor_hl_empty[] = { };
3826 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3827
3828 static int *editor_hl_empty_ptr = editor_hl_empty;
3829 static int *editor_el_empty_ptr = editor_el_empty;
3830 static int num_editor_hl_empty = 0;
3831 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3832
3833 static boolean use_el_empty = FALSE;
3834
3835 static int *editor_elements = NULL;     /* dynamically allocated */
3836 static int num_editor_elements = 0;     /* dynamically determined */
3837
3838 static struct
3839 {
3840   boolean *setup_value;
3841
3842   int **headline_list;
3843   int *headline_list_size;
3844
3845   int **element_list;
3846   int *element_list_size;
3847
3848   boolean last_setup_value;
3849 }
3850 editor_elements_info[] =
3851 {
3852   {
3853     &setup.editor.el_boulderdash,
3854     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3855     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3856   },
3857   {
3858     &setup.editor.el_emerald_mine,
3859     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3860     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3861   },
3862   {
3863     &setup.editor.el_emerald_mine_club,
3864     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
3865     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
3866   },
3867   {
3868     &setup.editor.el_more,
3869     &editor_hl_more_ptr,                &num_editor_hl_more,
3870     &editor_el_more_ptr,                &num_editor_el_more
3871   },
3872   {
3873     &setup.editor.el_sokoban,
3874     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3875     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3876   },
3877   {
3878     &setup.editor.el_supaplex,
3879     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3880     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3881   },
3882   {
3883     &setup.editor.el_diamond_caves,
3884     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3885     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3886   },
3887   {
3888     &setup.editor.el_dx_boulderdash,
3889     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3890     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3891   },
3892   {
3893     &setup.editor.el_chars,
3894     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3895     &editor_el_chars_ptr,               &num_editor_el_chars
3896   },
3897   {
3898     &setup.editor.el_custom,
3899     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3900     &editor_el_custom_ptr,              &num_editor_el_custom
3901   },
3902   {
3903     &setup.editor.el_custom_more,
3904     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3905     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3906   },
3907   {
3908     &setup.editor.el_custom,
3909     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
3910     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
3911   },
3912   {
3913     &setup.editor.el_custom,
3914     &editor_hl_group_ptr,               &num_editor_hl_group,
3915     &editor_el_group_ptr,               &num_editor_el_group
3916   },
3917   {
3918     &setup.editor.el_custom_more,
3919     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3920     &editor_el_group_more_ptr,          &num_editor_el_group_more
3921   },
3922   {
3923     &setup.editor.el_user_defined,
3924     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3925     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3926   },
3927   {
3928     &use_el_empty,
3929     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3930     &editor_el_empty_ptr,               &num_editor_el_empty,
3931   },
3932   {
3933     NULL,
3934     NULL,                               NULL,
3935     NULL,                               NULL
3936   }
3937 };
3938
3939
3940 /*
3941   -----------------------------------------------------------------------------
3942   functions
3943   -----------------------------------------------------------------------------
3944 */
3945
3946 static int getMaxInfoTextLength()
3947 {
3948   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3949 }
3950
3951 static int getTextWidthForGadget(char *text)
3952 {
3953   if (text == NULL)
3954     return 0;
3955
3956   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3957 }
3958
3959 static int getTextWidthForDrawingArea(char *text)
3960 {
3961   if (text == NULL)
3962     return 0;
3963
3964   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3965 }
3966
3967 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3968 {
3969   return (gi->x + gi->width + getTextWidthForGadget(text));
3970 }
3971
3972 static char *getElementInfoText(int element)
3973 {
3974   char *info_text = NULL;
3975
3976   if (element < NUM_FILE_ELEMENTS)
3977   {
3978     if (strlen(element_info[element].description) > 0)
3979       info_text = element_info[element].description;
3980     else if (element_info[element].custom_description != NULL)
3981       info_text = element_info[element].custom_description;
3982     else if (element_info[element].editor_description != NULL)
3983       info_text = element_info[element].editor_description;
3984   }
3985
3986   if (info_text == NULL)
3987     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3988
3989   return info_text;
3990 }
3991
3992 static void ReinitializeElementList()
3993 {
3994   int pos = 0;
3995   int i, j;
3996
3997   checked_free(editor_elements);
3998
3999   /* reload optional user defined element list for each invocation of editor */
4000   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4001                                    &num_editor_el_user_defined);
4002
4003   /* initialize list of empty elements (used for padding, if needed) */
4004   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4005     editor_el_empty[i] = EL_EMPTY;
4006
4007   /* do some sanity checks for each element from element list */
4008   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4009   {
4010     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4011     {
4012       int element = (*editor_elements_info[i].element_list)[j];
4013
4014       if (element >= NUM_FILE_ELEMENTS)
4015         Error(ERR_WARN, "editor element %d is runtime element", element);
4016
4017       if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4018         Error(ERR_WARN, "no element description for element %d", element);
4019     }
4020   }
4021
4022   num_editor_elements = 0;
4023   use_el_empty = FALSE;
4024
4025   /* determine size of element list */
4026   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4027   {
4028     if (*editor_elements_info[i].setup_value)
4029     {
4030       if (setup.editor.el_headlines)
4031         num_editor_elements += *editor_elements_info[i].headline_list_size;
4032
4033       num_editor_elements += *editor_elements_info[i].element_list_size;
4034     }
4035   }
4036
4037   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4038   {
4039     /* offer at least as many elements as element buttons exist */
4040     use_el_empty = TRUE;
4041     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4042
4043     num_editor_elements += num_editor_el_empty;
4044   }
4045
4046   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4047
4048   /* fill element list */
4049   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4050   {
4051     if (*editor_elements_info[i].setup_value)
4052     {
4053       if (setup.editor.el_headlines)
4054         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4055           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4056
4057       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4058         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4059     }
4060   }
4061
4062   /* correct position of element list scrollbar */
4063   if (element_shift < 0)
4064     element_shift = 0;
4065   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4066     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4067 }
4068
4069 void PrintEditorElementList()
4070 {
4071   boolean *stop = &setup.editor.el_user_defined;
4072   int i, j;
4073
4074   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4075   {
4076     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4077     {
4078       int element = (*editor_elements_info[i].headline_list)[j];
4079
4080       printf("# %s\n", element_info[element].token_name);
4081     }
4082
4083     if (j > 0)
4084       printf("#\n");
4085
4086     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4087     {
4088       int element = (*editor_elements_info[i].element_list)[j];
4089
4090       printf("# %s\n", element_info[element].token_name);
4091     }
4092
4093     if (j > 0)
4094       printf("#\n");
4095   }
4096 }
4097
4098 static void ReinitializeElementListButtons()
4099 {
4100   static boolean last_setup_value_headlines = FALSE;
4101   static boolean initialization_needed = TRUE;
4102   int i;
4103
4104   if (!initialization_needed)   /* check if editor element setup has changed */
4105   {
4106     if (last_setup_value_headlines != setup.editor.el_headlines)
4107       initialization_needed = TRUE;
4108
4109     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4110       if (editor_elements_info[i].last_setup_value !=
4111           *editor_elements_info[i].setup_value)
4112         initialization_needed = TRUE;
4113   }
4114
4115   if (!initialization_needed)
4116     return;
4117
4118   FreeLevelEditorGadgets();
4119   CreateLevelEditorGadgets();
4120
4121   /* store current setup values for next invocation of this function */
4122   last_setup_value_headlines = setup.editor.el_headlines;
4123   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4124     editor_elements_info[i].last_setup_value =
4125       *editor_elements_info[i].setup_value;
4126
4127   initialization_needed = FALSE;
4128 }
4129
4130 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4131                               boolean input)
4132 {
4133   int border_graphic =
4134     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4135   Bitmap *src_bitmap;
4136   int src_x, src_y;
4137   int num_mini_tilex = width  / MINI_TILEX + 1;
4138   int num_mini_tiley = height / MINI_TILEY + 1;
4139   int x, y;
4140
4141   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4142
4143   for (y = 0; y < num_mini_tiley; y++)
4144     for (x = 0; x < num_mini_tilex; x++)
4145       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4146                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4147                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4148
4149   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4150 }
4151
4152 static void DrawDrawingArea(int id)
4153 {
4154   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4155   int x, y;
4156
4157   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4158     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4159                        el2edimg(random_placement_background_element));
4160   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4161     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4162   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4163     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4164                        el2edimg(custom_element.gfx_element));
4165   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4166     for (y = 0; y < 3; y++)
4167       for (x = 0; x < 3; x++)
4168         DrawMiniGraphicExt(drawto,
4169                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4170                            el2edimg(custom_element.content[x][y]));
4171   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4172     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4173                        el2edimg(custom_element.move_enter_element));
4174   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4175     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4176                        el2edimg(custom_element.move_leave_element));
4177   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4178     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4179                        el2edimg(custom_element_change.target_element));
4180   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4181     for (y = 0; y < 3; y++)
4182       for (x = 0; x < 3; x++)
4183         DrawMiniGraphicExt(drawto,
4184                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4185                            el2edimg(custom_element_change.target_content[x][y]));
4186   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4187     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4188                        el2edimg(custom_element_change.trigger_element));
4189   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4190     for (x = 0; x < group_element_info.num_elements; x++)
4191       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4192                          el2edimg(group_element_info.element[x]));
4193   else if (id >= ED_DRAWING_ID_YAMYAM_CONTENT_0 &&
4194            id <= ED_DRAWING_ID_YAMYAM_CONTENT_7)
4195   {
4196     int nr = id - ED_DRAWING_ID_YAMYAM_CONTENT_0;
4197
4198     for (y = 0; y < 3; y++)
4199       for (x = 0; x < 3; x++)
4200         DrawMiniGraphicExt(drawto,
4201                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4202                            el2edimg(level.yamyam_content[nr][x][y]));
4203   }
4204   else if (id >= ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 &&
4205            id <= ED_DRAWING_ID_MAGIC_BALL_CONTENT_7)
4206   {
4207     int nr = id - ED_DRAWING_ID_MAGIC_BALL_CONTENT_0;
4208
4209     for (y = 0; y < 3; y++)
4210       for (x = 0; x < 3; x++)
4211         DrawMiniGraphicExt(drawto,
4212                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4213                            el2edimg(level.ball_content[nr][x][y]));
4214   }
4215 }
4216
4217 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4218 {
4219   int x,y;
4220   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4221   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4222
4223   BlitBitmap(drawto, drawto,
4224              SX + (dx == -1 ? MINI_TILEX : 0),
4225              SY + (dy == -1 ? MINI_TILEY : 0),
4226              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4227              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4228              SX + (dx == +1 ? MINI_TILEX : 0),
4229              SY + (dy == +1 ? MINI_TILEY : 0));
4230   if (dx)
4231   {
4232     x = (dx == 1 ? 0 : ed_fieldx - 1);
4233     for (y = 0; y < ed_fieldy; y++)
4234       DrawMiniElementOrWall(x, y, from_x, from_y);
4235   }
4236   else if (dy)
4237   {
4238     y = (dy == 1 ? 0 : ed_fieldy - 1);
4239     for (x = 0; x < ed_fieldx; x++)
4240       DrawMiniElementOrWall(x, y, from_x, from_y);
4241   }
4242
4243   redraw_mask |= REDRAW_FIELD;
4244   BackToFront();
4245 }
4246
4247 static void CreateControlButtons()
4248 {
4249   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4250   struct GadgetInfo *gi;
4251   unsigned long event_mask;
4252   int i;
4253
4254   /* create toolbox buttons */
4255   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4256   {
4257     int id = i;
4258     int width, height;
4259     int gd_xoffset, gd_yoffset;
4260     int gd_x1, gd_x2, gd_y1, gd_y2;
4261     int button_type;
4262     int radio_button_nr;
4263     boolean checked;
4264
4265     if (id == GADGET_ID_SINGLE_ITEMS ||
4266         id == GADGET_ID_CONNECTED_ITEMS ||
4267         id == GADGET_ID_LINE ||
4268         id == GADGET_ID_ARC ||
4269         id == GADGET_ID_TEXT ||
4270         id == GADGET_ID_RECTANGLE ||
4271         id == GADGET_ID_FILLED_BOX ||
4272         id == GADGET_ID_FLOOD_FILL ||
4273         id == GADGET_ID_GRAB_BRUSH ||
4274         id == GADGET_ID_PICK_ELEMENT ||
4275         id == GADGET_ID_CUSTOM_COPY_FROM ||
4276         id == GADGET_ID_CUSTOM_COPY_TO ||
4277         id == GADGET_ID_CUSTOM_EXCHANGE)
4278     {
4279       button_type = GD_TYPE_RADIO_BUTTON;
4280       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4281       checked = (id == drawing_function ? TRUE : FALSE);
4282       event_mask = GD_EVENT_PRESSED;
4283     }
4284     else
4285     {
4286       button_type = GD_TYPE_NORMAL_BUTTON;
4287       radio_button_nr = RADIO_NR_NONE;
4288       checked = FALSE;
4289
4290       if (id == GADGET_ID_WRAP_LEFT ||
4291           id == GADGET_ID_WRAP_RIGHT ||
4292           id == GADGET_ID_WRAP_UP ||
4293           id == GADGET_ID_WRAP_DOWN)
4294         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4295       else
4296         event_mask = GD_EVENT_RELEASED;
4297     }
4298
4299     if (id < ED_NUM_CTRL1_BUTTONS)
4300     {
4301       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4302       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4303
4304       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4305       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4306       width  = ED_CTRL1_BUTTON_XSIZE;
4307       height = ED_CTRL1_BUTTON_YSIZE;
4308
4309       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4310       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4311       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4312       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4313     }
4314     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4315     {
4316       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4317       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4318
4319       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4320       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4321       width  = ED_CTRL2_BUTTON_XSIZE;
4322       height = ED_CTRL2_BUTTON_YSIZE;
4323
4324       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4325       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4326       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4327       gd_y2 = 0;        /* no alternative graphic for these buttons */
4328     }
4329     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4330     {
4331       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4332       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4333
4334       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4335       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4336       width  = ED_CTRL3_BUTTON_XSIZE;
4337       height = ED_CTRL3_BUTTON_YSIZE;
4338
4339       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4340       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4341       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4342       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4343     }
4344     else
4345     {
4346       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4347       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4348
4349       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4350       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4351       width  = ED_CTRL4_BUTTON_XSIZE;
4352       height = ED_CTRL4_BUTTON_YSIZE;
4353
4354       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4355       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4356       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4357       gd_y2 = 0;        /* no alternative graphic for these buttons */
4358     }
4359
4360     gi = CreateGadget(GDI_CUSTOM_ID, id,
4361                       GDI_CUSTOM_TYPE_ID, i,
4362                       GDI_INFO_TEXT, control_info[i].text,
4363                       GDI_X, EX + gd_xoffset,
4364                       GDI_Y, EY + gd_yoffset,
4365                       GDI_WIDTH, width,
4366                       GDI_HEIGHT, height,
4367                       GDI_TYPE, button_type,
4368                       GDI_STATE, GD_BUTTON_UNPRESSED,
4369                       GDI_RADIO_NR, radio_button_nr,
4370                       GDI_CHECKED, checked,
4371                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4372                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4373                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4374                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4375                       GDI_EVENT_MASK, event_mask,
4376                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4377                       GDI_CALLBACK_ACTION, HandleControlButtons,
4378                       GDI_END);
4379
4380     if (gi == NULL)
4381       Error(ERR_EXIT, "cannot create gadget");
4382
4383     level_editor_gadget[id] = gi;
4384   }
4385
4386   /* create buttons for scrolling of drawing area and element list */
4387   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4388   {
4389     int id = scrollbutton_info[i].gadget_id;
4390     int x, y, width, height;
4391     int gd_x1, gd_x2, gd_y1, gd_y2;
4392
4393     x = scrollbutton_info[i].x;
4394     y = scrollbutton_info[i].y;
4395
4396     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4397
4398     if (id == GADGET_ID_SCROLL_LIST_UP ||
4399         id == GADGET_ID_SCROLL_LIST_DOWN)
4400     {
4401       x += DX;
4402       y += DY;
4403       width = ED_SCROLLBUTTON2_XSIZE;
4404       height = ED_SCROLLBUTTON2_YSIZE;
4405       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4406       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4407       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4408       gd_y2 = gd_y1;
4409     }
4410     else
4411     {
4412       x += SX;
4413       y += SY;
4414       width = ED_SCROLLBUTTON_XSIZE;
4415       height = ED_SCROLLBUTTON_YSIZE;
4416       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4417       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4418       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4419       gd_y2 = gd_y1;
4420     }
4421
4422     gi = CreateGadget(GDI_CUSTOM_ID, id,
4423                       GDI_CUSTOM_TYPE_ID, i,
4424                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4425                       GDI_X, x,
4426                       GDI_Y, y,
4427                       GDI_WIDTH, width,
4428                       GDI_HEIGHT, height,
4429                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4430                       GDI_STATE, GD_BUTTON_UNPRESSED,
4431                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4432                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4433                       GDI_EVENT_MASK, event_mask,
4434                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4435                       GDI_CALLBACK_ACTION, HandleControlButtons,
4436                       GDI_END);
4437
4438     if (gi == NULL)
4439       Error(ERR_EXIT, "cannot create gadget");
4440
4441     level_editor_gadget[id] = gi;
4442   }
4443
4444   /* create buttons for element list */
4445   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4446   {
4447     Bitmap *deco_bitmap;
4448     int deco_x, deco_y, deco_xpos, deco_ypos;
4449     int gd_xoffset, gd_yoffset;
4450     int gd_x1, gd_x2, gd_y;
4451     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4452     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4453     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4454     int element = editor_elements[i];
4455
4456     event_mask = GD_EVENT_RELEASED;
4457
4458     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4459     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4460
4461     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4462     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4463     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4464
4465     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4466     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4467     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4468
4469     gi = CreateGadget(GDI_CUSTOM_ID, id,
4470                       GDI_CUSTOM_TYPE_ID, i,
4471                       GDI_INFO_TEXT, getElementInfoText(element),
4472                       GDI_X, DX + gd_xoffset,
4473                       GDI_Y, DY + gd_yoffset,
4474                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4475                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4476                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4477                       GDI_STATE, GD_BUTTON_UNPRESSED,
4478                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4479                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4480                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4481                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4482                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4483                       GDI_DECORATION_SHIFTING, 1, 1,
4484                       GDI_EVENT_MASK, event_mask,
4485                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4486                       GDI_CALLBACK_ACTION, HandleControlButtons,
4487                       GDI_END);
4488
4489     if (gi == NULL)
4490       Error(ERR_EXIT, "cannot create gadget");
4491
4492     level_editor_gadget[id] = gi;
4493   }
4494 }
4495
4496 static void CreateCounterButtons()
4497 {
4498   int max_infotext_len = getMaxInfoTextLength();
4499   int i;
4500
4501   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4502   {
4503     int j;
4504     int x = SX + counterbutton_info[i].x;       /* down count button */
4505     int y = SY + counterbutton_info[i].y;
4506
4507     /* determine horizontal position to the right of specified gadget */
4508     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4509       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4510            ED_GADGET_TEXT_DISTANCE);
4511
4512     /* determine horizontal offset for leading text */
4513     if (counterbutton_info[i].text_left != NULL)
4514       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4515
4516     for (j = 0; j < 2; j++)
4517     {
4518       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4519       struct GadgetInfo *gi;
4520       int id = (j == 0 ?
4521                 counterbutton_info[i].gadget_id_down :
4522                 counterbutton_info[i].gadget_id_up);
4523       int gd_xoffset;
4524       int gd_x, gd_x1, gd_x2, gd_y;
4525       int x_size, y_size;
4526       unsigned long event_mask;
4527       char infotext[max_infotext_len + 1];
4528
4529       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4530
4531       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4532       {
4533         int sid = (j == 0 ?
4534                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4535                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4536
4537         event_mask |= GD_EVENT_RELEASED;
4538
4539         if (j == 1)
4540           x += 2 * ED_GADGET_DISTANCE;
4541         y += ED_GADGET_DISTANCE;
4542
4543         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4544         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4545         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4546         x_size = ED_SCROLLBUTTON_XSIZE;
4547         y_size = ED_SCROLLBUTTON_YSIZE;
4548       }
4549       else
4550       {
4551         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4552         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4553         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4554         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4555         x_size = ED_BUTTON_COUNT_XSIZE;
4556         y_size = ED_BUTTON_COUNT_YSIZE;
4557       }
4558
4559       sprintf(infotext, "%s counter value by 1, 5 or 10",
4560               (j == 0 ? "decrease" : "increase"));
4561
4562       gi = CreateGadget(GDI_CUSTOM_ID, id,
4563                         GDI_CUSTOM_TYPE_ID, i,
4564                         GDI_INFO_TEXT, infotext,
4565                         GDI_X, x,
4566                         GDI_Y, y,
4567                         GDI_WIDTH, x_size,
4568                         GDI_HEIGHT, y_size,
4569                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4570                         GDI_STATE, GD_BUTTON_UNPRESSED,
4571                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4572                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4573                         GDI_EVENT_MASK, event_mask,
4574                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4575                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4576                         GDI_END);
4577
4578       if (gi == NULL)
4579         Error(ERR_EXIT, "cannot create gadget");
4580
4581       level_editor_gadget[id] = gi;
4582       right_gadget_border[id] =
4583         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4584
4585       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4586
4587       if (j == 0)
4588       {
4589         int font_type = FONT_INPUT_1;
4590         int font_type_active = FONT_INPUT_1_ACTIVE;
4591         int gd_width = ED_WIN_COUNT_XSIZE;
4592
4593         id = counterbutton_info[i].gadget_id_text;
4594         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4595
4596         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4597         {
4598           font_type = FONT_LEVEL_NUMBER;
4599           font_type_active = FONT_LEVEL_NUMBER;
4600
4601           x += 2 * ED_GADGET_DISTANCE;
4602           y -= ED_GADGET_DISTANCE;
4603
4604           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4605           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4606           gd_width = ED_WIN_COUNT2_XSIZE;
4607         }
4608         else
4609         {
4610           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4611           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4612         }
4613
4614         gi = CreateGadget(GDI_CUSTOM_ID, id,
4615                           GDI_CUSTOM_TYPE_ID, i,
4616                           GDI_INFO_TEXT, "enter counter value",
4617                           GDI_X, x,
4618                           GDI_Y, y,
4619                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4620                           GDI_NUMBER_VALUE, 0,
4621                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4622                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4623                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4624                           GDI_TEXT_FONT, font_type,
4625                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4626                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4627                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4628                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4629                           GDI_DESIGN_WIDTH, gd_width,
4630                           GDI_EVENT_MASK, event_mask,
4631                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4632                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4633                           GDI_END);
4634
4635         if (gi == NULL)
4636           Error(ERR_EXIT, "cannot create gadget");
4637
4638         level_editor_gadget[id] = gi;
4639         right_gadget_border[id] =
4640           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4641
4642         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4643       }
4644     }
4645   }
4646 }
4647
4648 static void CreateDrawingAreas()
4649 {
4650   int i;
4651
4652   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4653   {
4654     struct GadgetInfo *gi;
4655     unsigned long event_mask;
4656     int id = drawingarea_info[i].gadget_id;
4657     int x = SX + drawingarea_info[i].x;
4658     int y = SY + drawingarea_info[i].y;
4659     int area_xsize = drawingarea_info[i].area_xsize;
4660     int area_ysize = drawingarea_info[i].area_ysize;
4661
4662     event_mask =
4663       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4664       GD_EVENT_OFF_BORDERS;
4665
4666     /* determine horizontal position to the right of specified gadget */
4667     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4668       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4669            ED_DRAWINGAREA_TEXT_DISTANCE);
4670
4671     /* determine horizontal offset for leading text */
4672     if (drawingarea_info[i].text_left != NULL)
4673       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4674
4675     gi = CreateGadget(GDI_CUSTOM_ID, id,
4676                       GDI_CUSTOM_TYPE_ID, i,
4677                       GDI_X, x,
4678                       GDI_Y, y,
4679                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4680                       GDI_AREA_SIZE, area_xsize, area_ysize,
4681                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4682                       GDI_EVENT_MASK, event_mask,
4683                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4684                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4685                       GDI_END);
4686
4687     if (gi == NULL)
4688       Error(ERR_EXIT, "cannot create gadget");
4689
4690     level_editor_gadget[id] = gi;
4691     right_gadget_border[id] =
4692       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4693   }
4694 }
4695
4696 static void CreateTextInputGadgets()
4697 {
4698   int max_infotext_len = getMaxInfoTextLength();
4699   int i;
4700
4701   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4702   {
4703     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4704     int gd_x, gd_y;
4705     struct GadgetInfo *gi;
4706     unsigned long event_mask;
4707     char infotext[MAX_OUTPUT_LINESIZE + 1];
4708     int id = textinput_info[i].gadget_id;
4709
4710     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4711
4712     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4713     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4714
4715     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4716     infotext[max_infotext_len] = '\0';
4717
4718     gi = CreateGadget(GDI_CUSTOM_ID, id,
4719                       GDI_CUSTOM_TYPE_ID, i,
4720                       GDI_INFO_TEXT, infotext,
4721                       GDI_X, SX + textinput_info[i].x,
4722                       GDI_Y, SY + textinput_info[i].y,
4723                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4724                       GDI_TEXT_VALUE, textinput_info[i].value,
4725                       GDI_TEXT_SIZE, textinput_info[i].size,
4726                       GDI_TEXT_FONT, FONT_INPUT_1,
4727                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4728                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4729                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4730                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4731                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4732                       GDI_EVENT_MASK, event_mask,
4733                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4734                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4735                       GDI_END);
4736
4737     if (gi == NULL)
4738       Error(ERR_EXIT, "cannot create gadget");
4739
4740     level_editor_gadget[id] = gi;
4741   }
4742 }
4743
4744 static void CreateTextAreaGadgets()
4745 {
4746   int max_infotext_len = getMaxInfoTextLength();
4747   int i;
4748
4749   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4750   {
4751     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4752     int gd_x, gd_y;
4753     struct GadgetInfo *gi;
4754     unsigned long event_mask;
4755     char infotext[MAX_OUTPUT_LINESIZE + 1];
4756     int id = textarea_info[i].gadget_id;
4757     int area_xsize = textarea_info[i].xsize;
4758     int area_ysize = textarea_info[i].ysize;
4759
4760     event_mask = GD_EVENT_TEXT_LEAVING;
4761
4762     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4763     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4764
4765     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4766     infotext[max_infotext_len] = '\0';
4767
4768     gi = CreateGadget(GDI_CUSTOM_ID, id,
4769                       GDI_CUSTOM_TYPE_ID, i,
4770                       GDI_INFO_TEXT, infotext,
4771                       GDI_X, SX + textarea_info[i].x,
4772                       GDI_Y, SY + textarea_info[i].y,
4773                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4774                       GDI_AREA_SIZE, area_xsize, area_ysize,
4775                       GDI_TEXT_FONT, FONT_INPUT_1,
4776                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4777                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4778                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4779                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4780                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4781                       GDI_EVENT_MASK, event_mask,
4782                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4783                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4784                       GDI_END);
4785
4786     if (gi == NULL)
4787       Error(ERR_EXIT, "cannot create gadget");
4788
4789     level_editor_gadget[id] = gi;
4790   }
4791 }
4792
4793 static void CreateSelectboxGadgets()
4794 {
4795   int max_infotext_len = getMaxInfoTextLength();
4796   int i, j;
4797
4798   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4799   {
4800     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4801     int gd_x, gd_y;
4802     struct GadgetInfo *gi;
4803     unsigned long event_mask;
4804     char infotext[MAX_OUTPUT_LINESIZE + 1];
4805     int id = selectbox_info[i].gadget_id;
4806     int x = SX + selectbox_info[i].x;
4807     int y = SY + selectbox_info[i].y;
4808
4809     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4810     {
4811       /* (we cannot use -1 for uninitialized values if we directly compare
4812          with results from strlen(), because the '<' and '>' operation will
4813          implicitely cast -1 to an unsigned integer value!) */
4814       selectbox_info[i].size = 0;
4815
4816       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4817         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4818           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4819
4820       selectbox_info[i].size++;         /* add one character empty space */
4821     }
4822
4823     event_mask = GD_EVENT_RELEASED |
4824       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4825
4826     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4827     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4828
4829     /* determine horizontal position to the right of specified gadget */
4830     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4831       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4832            ED_GADGET_TEXT_DISTANCE);
4833
4834     /* determine horizontal offset for leading text */
4835     if (selectbox_info[i].text_left != NULL)
4836       x += getTextWidthForGadget(selectbox_info[i].text_left);
4837
4838     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4839     infotext[max_infotext_len] = '\0';
4840
4841     gi = CreateGadget(GDI_CUSTOM_ID, id,
4842                       GDI_CUSTOM_TYPE_ID, i,
4843                       GDI_INFO_TEXT, infotext,
4844                       GDI_X, x,
4845                       GDI_Y, y,
4846                       GDI_TYPE, GD_TYPE_SELECTBOX,
4847                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4848                       GDI_TEXT_SIZE, selectbox_info[i].size,
4849                       GDI_TEXT_FONT, FONT_INPUT_1,
4850                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4851                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4852                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4853                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4854                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4855                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4856                       GDI_EVENT_MASK, event_mask,
4857                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4858                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4859                       GDI_END);
4860
4861     if (gi == NULL)
4862       Error(ERR_EXIT, "cannot create gadget");
4863
4864     level_editor_gadget[id] = gi;
4865     right_gadget_border[id] =
4866       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4867   }
4868 }
4869
4870 static void CreateTextbuttonGadgets()
4871 {
4872   int max_infotext_len = getMaxInfoTextLength();
4873   int i;
4874
4875   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4876   {
4877     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4878     int gd_x1, gd_x2, gd_y1, gd_y2;
4879     struct GadgetInfo *gi;
4880     unsigned long event_mask;
4881     char infotext[MAX_OUTPUT_LINESIZE + 1];
4882     int id = textbutton_info[i].gadget_id;
4883     int x = SX + textbutton_info[i].x;
4884     int y = SY + textbutton_info[i].y;
4885
4886     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4887       textbutton_info[i].size = strlen(textbutton_info[i].text);
4888
4889     event_mask = GD_EVENT_RELEASED;
4890
4891     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4892     {
4893       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4894       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4895       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4896       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4897     }
4898     else
4899     {
4900       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4901       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4902       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4903       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4904     }
4905
4906     sprintf(infotext, "%s", textbutton_info[i].infotext);
4907     infotext[max_infotext_len] = '\0';
4908
4909     /* determine horizontal position to the right of specified gadget */
4910     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4911       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4912            ED_GADGET_TEXT_DISTANCE);
4913
4914     /* determine horizontal offset for leading text */
4915     if (textbutton_info[i].text_left != NULL)
4916       x += getTextWidthForGadget(textbutton_info[i].text_left);
4917
4918     gi = CreateGadget(GDI_CUSTOM_ID, id,
4919                       GDI_CUSTOM_TYPE_ID, i,
4920                       GDI_INFO_TEXT, infotext,
4921                       GDI_X, x,
4922                       GDI_Y, y,
4923                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4924                       GDI_TEXT_VALUE, textbutton_info[i].text,
4925                       GDI_TEXT_SIZE, textbutton_info[i].size,
4926                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4927                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4928                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4929                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4930                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4931                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4932                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4933                       GDI_DECORATION_SHIFTING, 1, 1,
4934                       GDI_EVENT_MASK, event_mask,
4935                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4936                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4937                       GDI_END);
4938
4939     if (gi == NULL)
4940       Error(ERR_EXIT, "cannot create gadget");
4941
4942     level_editor_gadget[id] = gi;
4943     right_gadget_border[id] =
4944       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4945   }
4946 }
4947
4948 static void CreateGraphicbuttonGadgets()
4949 {
4950   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4951   struct GadgetInfo *gi;
4952   unsigned long event_mask;
4953   int i;
4954
4955   /* create buttons for scrolling of drawing area and element list */
4956   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4957   {
4958     int id = graphicbutton_info[i].gadget_id;
4959     int gd_x1, gd_x2, gd_y1, gd_y2;
4960     int x = SX + graphicbutton_info[i].x;
4961     int y = SY + graphicbutton_info[i].y;
4962
4963     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4964
4965     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
4966     {
4967       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4968       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4969       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4970       gd_y2 = gd_y1;
4971     }
4972     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
4973     {
4974       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
4975       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4976       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
4977       gd_y2 = gd_y1;
4978     }
4979
4980     /* determine horizontal position to the right of specified gadget */
4981     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4982       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4983            ED_GADGET_TEXT_DISTANCE);
4984
4985     /* determine horizontal offset for leading text */
4986     if (graphicbutton_info[i].text_left != NULL)
4987       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4988
4989     gi = CreateGadget(GDI_CUSTOM_ID, id,
4990                       GDI_CUSTOM_TYPE_ID, i,
4991                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4992                       GDI_X, x,
4993                       GDI_Y, y,
4994                       GDI_WIDTH, graphicbutton_info[i].width,
4995                       GDI_HEIGHT, graphicbutton_info[i].height,
4996                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4997                       GDI_STATE, GD_BUTTON_UNPRESSED,
4998                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4999                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5000                       GDI_EVENT_MASK, event_mask,
5001                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5002                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5003                       GDI_END);
5004
5005     if (gi == NULL)
5006       Error(ERR_EXIT, "cannot create gadget");
5007
5008     level_editor_gadget[id] = gi;
5009     right_gadget_border[id] =
5010       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5011   }
5012 }
5013
5014 static void CreateScrollbarGadgets()
5015 {
5016   int i;
5017
5018   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5019   {
5020     int id = scrollbar_info[i].gadget_id;
5021     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5022     int gd_x1, gd_x2, gd_y1, gd_y2;
5023     struct GadgetInfo *gi;
5024     int items_max, items_visible, item_position;
5025     unsigned long event_mask;
5026
5027     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5028     {
5029       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5030       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5031       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5032     }
5033     else        /* drawing area scrollbars */
5034     {
5035       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5036       {
5037         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5038         items_visible = ed_fieldx;
5039         item_position = 0;
5040       }
5041       else
5042       {
5043         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5044         items_visible = ed_fieldy;
5045         item_position = 0;
5046       }
5047     }
5048
5049     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5050
5051     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5052     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5053                       scrollbar_info[i].height : scrollbar_info[i].width));
5054     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5055     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5056
5057     gi = CreateGadget(GDI_CUSTOM_ID, id,
5058                       GDI_CUSTOM_TYPE_ID, i,
5059                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5060                       GDI_X, scrollbar_info[i].x,
5061                       GDI_Y, scrollbar_info[i].y,
5062                       GDI_WIDTH, scrollbar_info[i].width,
5063                       GDI_HEIGHT, scrollbar_info[i].height,
5064                       GDI_TYPE, scrollbar_info[i].type,
5065                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5066                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5067                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5068                       GDI_STATE, GD_BUTTON_UNPRESSED,
5069                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5070                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5071                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5072                       GDI_EVENT_MASK, event_mask,
5073                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5074                       GDI_CALLBACK_ACTION, HandleControlButtons,
5075                       GDI_END);
5076
5077     if (gi == NULL)
5078       Error(ERR_EXIT, "cannot create gadget");
5079
5080     level_editor_gadget[id] = gi;
5081   }
5082 }
5083
5084 static void CreateCheckbuttonGadgets()
5085 {
5086   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5087   struct GadgetInfo *gi;
5088   unsigned long event_mask;
5089   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5090   int i;
5091
5092   event_mask = GD_EVENT_PRESSED;
5093
5094   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5095   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5096   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5097   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5098   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5099
5100   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5101   {
5102     int id = checkbutton_info[i].gadget_id;
5103     int x = SX + checkbutton_info[i].x;
5104     int y = SY + checkbutton_info[i].y;
5105
5106     if (id == GADGET_ID_STICK_ELEMENT)
5107       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5108     else
5109       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5110
5111     /* determine horizontal position to the right of specified gadget */
5112     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5113       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5114            ED_GADGET_TEXT_DISTANCE);
5115
5116     /* determine horizontal offset for leading text */
5117     if (checkbutton_info[i].text_left != NULL)
5118       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5119
5120     gi = CreateGadget(GDI_CUSTOM_ID, id,
5121                       GDI_CUSTOM_TYPE_ID, i,
5122                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5123                       GDI_X, x,
5124                       GDI_Y, y,
5125                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5126                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5127                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5128                       GDI_CHECKED, *checkbutton_info[i].value,
5129                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5130                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5131                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5132                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5133                       GDI_EVENT_MASK, event_mask,
5134                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5135                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5136                       GDI_END);
5137
5138     if (gi == NULL)
5139       Error(ERR_EXIT, "cannot create gadget");
5140
5141     level_editor_gadget[id] = gi;
5142     right_gadget_border[id] =
5143       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5144   }
5145 }
5146
5147 static void CreateRadiobuttonGadgets()
5148 {
5149   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5150   struct GadgetInfo *gi;
5151   unsigned long event_mask;
5152   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5153   int i;
5154
5155   event_mask = GD_EVENT_PRESSED;
5156
5157   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5158   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5159   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5160   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5161   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5162
5163   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5164   {
5165     int id = radiobutton_info[i].gadget_id;
5166     int x = SX + radiobutton_info[i].x;
5167     int y = SY + radiobutton_info[i].y;
5168
5169     int checked =
5170       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5171
5172     /* determine horizontal position to the right of specified gadget */
5173     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5174       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5175            ED_GADGET_TEXT_DISTANCE);
5176
5177     /* determine horizontal offset for leading text */
5178     if (radiobutton_info[i].text_left != NULL)
5179       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5180
5181     gi = CreateGadget(GDI_CUSTOM_ID, id,
5182                       GDI_CUSTOM_TYPE_ID, i,
5183                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5184                       GDI_X, x,
5185                       GDI_Y, y,
5186                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5187                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5188                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5189                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5190                       GDI_CHECKED, checked,
5191                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5192                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5193                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5194                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5195                       GDI_EVENT_MASK, event_mask,
5196                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5197                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5198                       GDI_END);
5199
5200     if (gi == NULL)
5201       Error(ERR_EXIT, "cannot create gadget");
5202
5203     level_editor_gadget[id] = gi;
5204     right_gadget_border[id] =
5205       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5206   }
5207 }
5208
5209 void CreateLevelEditorGadgets()
5210 {
5211   int old_game_status = game_status;
5212
5213   /* setting 'game_status' is needed to get the right fonts for the editor */
5214   game_status = GAME_MODE_EDITOR;
5215
5216   ReinitializeElementList();
5217
5218   CreateControlButtons();
5219   CreateScrollbarGadgets();
5220
5221   /* order of function calls is important because of cross-references */
5222   CreateCheckbuttonGadgets();
5223   CreateCounterButtons();
5224   CreateRadiobuttonGadgets();
5225   CreateTextInputGadgets();
5226   CreateTextAreaGadgets();
5227   CreateSelectboxGadgets();
5228   CreateGraphicbuttonGadgets();
5229   CreateTextbuttonGadgets();
5230   CreateDrawingAreas();
5231
5232   game_status = old_game_status;
5233 }
5234
5235 void FreeLevelEditorGadgets()
5236 {
5237   int i;
5238
5239   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5240     FreeGadget(level_editor_gadget[i]);
5241 }
5242
5243 static void MapCounterButtons(int id)
5244 {
5245   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5246   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5247   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5248   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5249   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5250   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5251   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5252   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5253   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5254   int yoffset = ED_BORDER_SIZE;
5255   int x_left = gi_down->x - xoffset_left;
5256   int x_right = gi_up->x + gi_up->width + xoffset_right;
5257   int y_above = gi_down->y - yoffset_above;
5258   int x = gi_down->x;
5259   int y;        /* set after gadget position was modified */
5260
5261   /* set position for "value1/value2" counter gadgets (score in most cases) */
5262   if (id == ED_COUNTER_ID_ELEMENT_VALUE1 ||
5263       id == ED_COUNTER_ID_ELEMENT_VALUE2)
5264   {
5265     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5266     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5267     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5268   }
5269
5270   y = gi_up->y + yoffset;
5271
5272   if (counterbutton_info[id].text_above)
5273     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5274
5275   if (counterbutton_info[id].text_left)
5276     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5277
5278   if (counterbutton_info[id].text_right)
5279     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5280
5281   ModifyEditorCounter(id, *counterbutton_info[id].value);
5282
5283   MapGadget(gi_down);
5284   MapGadget(gi_text);
5285   MapGadget(gi_up);
5286 }
5287
5288 static void MapControlButtons()
5289 {
5290   int counter_id;
5291   int i;
5292
5293   /* map toolbox buttons (excluding special CE toolbox buttons) */
5294   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5295     MapGadget(level_editor_gadget[i]);
5296
5297   /* map buttons to select elements */
5298   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5299     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5300   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5301   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5302   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5303
5304   /* map buttons to select level */
5305   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5306   ModifyEditorCounterLimits(counter_id,
5307                             leveldir_current->first_level,
5308                             leveldir_current->last_level);
5309   MapCounterButtons(counter_id);
5310 }
5311
5312 static void MapDrawingArea(int id)
5313 {
5314   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5315   int area_xsize = gi->drawing.area_xsize;
5316   int area_ysize = gi->drawing.area_ysize;
5317   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5318   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5319   int x_left  = gi->x - xoffset_left;
5320   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5321   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5322   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5323   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5324
5325   if (drawingarea_info[id].text_left)
5326     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5327
5328   if (drawingarea_info[id].text_right)
5329     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5330
5331   if (drawingarea_info[id].text_below)
5332     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5333
5334   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5335   {
5336     DrawElementBorder(gi->x, gi->y,
5337                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5338
5339     DrawDrawingArea(id);
5340   }
5341
5342   MapGadget(gi);
5343 }
5344
5345 static void MapTextInputGadget(int id)
5346 {
5347   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5348   int xoffset_above = 0;
5349   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5350   int x_above = textinput_info[id].x + xoffset_above;
5351   int y_above = textinput_info[id].y + yoffset_above;
5352
5353   if (textinput_info[id].text_above)
5354     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5355
5356   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5357
5358   MapGadget(gi);
5359 }
5360
5361 static void MapTextAreaGadget(int id)
5362 {
5363   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5364   int xoffset_above = 0;
5365   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5366   int x_above = textarea_info[id].x + xoffset_above;
5367   int y_above = textarea_info[id].y + yoffset_above;
5368
5369   if (textarea_info[id].text_above)
5370     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5371
5372   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5373
5374   MapGadget(gi);
5375 }
5376
5377 static void MapSelectboxGadget(int id)
5378 {
5379   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5380   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5381   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5382   int yoffset = ED_BORDER_SIZE;
5383   int x_left = gi->x - xoffset_left;
5384   int x_right = gi->x + gi->width + xoffset_right;
5385   int y = gi->y + yoffset;
5386
5387   if (selectbox_info[id].text_left)
5388     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5389
5390   if (selectbox_info[id].text_right)
5391     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5392
5393   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5394
5395   MapGadget(gi);
5396 }
5397
5398 static void MapTextbuttonGadget(int id)
5399 {
5400   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5401   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5402   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5403   int yoffset = ED_BORDER_SIZE;
5404   int x_left = gi->x - xoffset_left;
5405   int x_right = gi->x + gi->width + xoffset_right;
5406   int y = gi->y + yoffset;
5407
5408   /* only show button to delete change pages when more than minimum pages */
5409   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5410       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5411     return;
5412
5413   if (textbutton_info[id].text_left)
5414     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5415
5416   if (textbutton_info[id].text_right)
5417     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5418
5419   MapGadget(gi);
5420 }
5421
5422 static void MapGraphicbuttonGadget(int id)
5423 {
5424   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5425   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5426   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5427   int yoffset = ED_BORDER_SIZE;
5428   int x_left = gi->x - xoffset_left;
5429   int x_right = gi->x + gi->width + xoffset_right;
5430   int y = gi->y + yoffset;
5431
5432   if (graphicbutton_info[id].text_left)
5433     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5434
5435   if (graphicbutton_info[id].text_right)
5436     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5437
5438   MapGadget(gi);
5439 }
5440
5441 static void MapRadiobuttonGadget(int id)
5442 {
5443   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5444   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5445   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5446   int yoffset = ED_BORDER_SIZE;
5447   int x_left = gi->x - xoffset_left;
5448   int x_right = gi->x + gi->width + xoffset_right;
5449   int y = gi->y + yoffset;
5450   boolean checked =
5451     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5452
5453   if (radiobutton_info[id].text_left)
5454     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5455
5456   if (radiobutton_info[id].text_right)
5457     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5458
5459   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5460
5461   MapGadget(gi);
5462 }
5463
5464 static void MapCheckbuttonGadget(int id)
5465 {
5466   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5467   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5468   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5469   int yoffset = ED_BORDER_SIZE;
5470   int x_left, x_right, y;       /* set after gadget position was modified */
5471
5472   /* set position for gadgets with dynamically determined position */
5473   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5474     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5475   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5476
5477   x_left = gi->x - xoffset_left;
5478   x_right = gi->x + gi->width + xoffset_right;
5479   y = gi->y + yoffset;
5480
5481   if (checkbutton_info[id].text_left)
5482     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5483
5484   if (checkbutton_info[id].text_right)
5485     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5486
5487   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5488
5489   MapGadget(gi);
5490 }
5491
5492 static void MapMainDrawingArea()
5493 {
5494   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5495   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5496   int i;
5497
5498   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5499   {
5500     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5501           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5502          no_horizontal_scrollbar) ||
5503         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5504           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5505          no_vertical_scrollbar))
5506       continue;
5507
5508     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5509   }
5510
5511   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5512   {
5513     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5514         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5515       continue;
5516
5517     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5518   }
5519
5520   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5521 }
5522
5523 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5524 {
5525   int i;
5526
5527   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5528   {
5529     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5530         i == GADGET_ID_CUSTOM_COPY_TO ||
5531         i == GADGET_ID_CUSTOM_EXCHANGE ||
5532         i == GADGET_ID_CUSTOM_COPY ||
5533         i == GADGET_ID_CUSTOM_PASTE)
5534     {
5535       if (map)
5536         MapGadget(level_editor_gadget[i]);
5537       else
5538         UnmapGadget(level_editor_gadget[i]);
5539     }
5540   }
5541 }
5542
5543 static void MapLevelEditorToolboxCustomGadgets()
5544 {
5545   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5546 }
5547
5548 static void UnmapLevelEditorToolboxCustomGadgets()
5549 {
5550   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5551 }
5552
5553 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5554 {
5555   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5556   int i;
5557
5558   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5559   {
5560     if (i != GADGET_ID_SINGLE_ITEMS &&
5561         i != GADGET_ID_PROPERTIES &&
5562         i != GADGET_ID_PICK_ELEMENT)
5563     {
5564       struct GadgetInfo *gi = level_editor_gadget[i];
5565
5566       if (map)
5567         MapGadget(gi);
5568       else
5569       {
5570         UnmapGadget(gi);
5571
5572         BlitBitmap(gd_bitmap, drawto,
5573                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5574                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5575                    gi->width, gi->height, gi->x, gi->y);
5576
5577         redraw_mask |= REDRAW_DOOR_3;
5578       }
5579     }
5580   }
5581 }
5582
5583 static void MapLevelEditorToolboxDrawingGadgets()
5584 {
5585   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5586 }
5587
5588 static void UnmapLevelEditorToolboxDrawingGadgets()
5589 {
5590   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5591 }
5592
5593 static void UnmapDrawingArea(int id)
5594 {
5595   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5596 }
5597
5598 static void UnmapLevelEditorWindowGadgets()
5599 {
5600   int i;
5601
5602   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5603     if (level_editor_gadget[i]->x < SX + SXSIZE)
5604       UnmapGadget(level_editor_gadget[i]);
5605 }
5606
5607 void UnmapLevelEditorGadgets()
5608 {
5609   int i;
5610
5611   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5612     UnmapGadget(level_editor_gadget[i]);
5613 }
5614
5615 static void ResetUndoBuffer()
5616 {
5617   undo_buffer_position = -1;
5618   undo_buffer_steps = -1;
5619   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5620
5621   level.changed = FALSE;
5622 }
5623
5624 static void DrawEditModeWindow()
5625 {
5626   ModifyEditorElementList();
5627   RedrawDrawingElements();
5628
5629   if (edit_mode == ED_MODE_INFO)
5630     DrawLevelInfoWindow();
5631   else if (edit_mode == ED_MODE_PROPERTIES)
5632     DrawPropertiesWindow();
5633   else  /* edit_mode == ED_MODE_DRAWING */
5634     DrawDrawingWindow();
5635 }
5636
5637 static boolean LevelChanged()
5638 {
5639   boolean field_changed = FALSE;
5640   int x, y;
5641
5642   if (leveldir_current->readonly)
5643     return FALSE;
5644
5645   for (y = 0; y < lev_fieldy; y++)
5646     for (x = 0; x < lev_fieldx; x++)
5647       if (Feld[x][y] != level.field[x][y])
5648         field_changed = TRUE;
5649
5650   return (level.changed || field_changed);
5651 }
5652
5653 static boolean LevelContainsPlayer()
5654 {
5655   boolean player_found = FALSE;
5656   int x, y;
5657
5658   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5659
5660   for (y = 0; y < lev_fieldy; y++)
5661     for (x = 0; x < lev_fieldx; x++)
5662       if (Feld[x][y] == EL_PLAYER_1 ||
5663           Feld[x][y] == EL_SP_MURPHY)
5664         player_found = TRUE;
5665
5666   return player_found;
5667 }
5668
5669 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5670                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5671 {
5672   int x, y;
5673
5674   for (x = 0; x < lev_fieldx; x++)
5675     for (y = 0; y < lev_fieldy; y++)
5676       dst[x][y] = src[x][y];
5677 }
5678
5679 static int setSelectboxValue(int selectbox_id, int new_value)
5680 {
5681   int new_index_value = 0;
5682   int i;
5683
5684   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5685     if (selectbox_info[selectbox_id].options[i].value == new_value)
5686       new_index_value = i;
5687
5688   *selectbox_info[selectbox_id].value =
5689     selectbox_info[selectbox_id].options[new_index_value].value;
5690
5691   return new_index_value;
5692 }
5693
5694 static void copy_custom_element_settings(int element_from, int element_to)
5695 {
5696   struct ElementInfo *ei_from = &element_info[element_from];
5697   struct ElementInfo *ei_to = &element_info[element_to];
5698   int i, x, y;
5699
5700   /* ---------- copy element description ---------- */
5701   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5702     ei_to->description[i] = ei_from->description[i];
5703
5704   /* ---------- copy element base properties ---------- */
5705   Properties[element_to][EP_BITFIELD_BASE] =
5706     Properties[element_from][EP_BITFIELD_BASE];
5707
5708   /* ---------- copy custom property values ---------- */
5709
5710   ei_to->use_gfx_element = ei_from->use_gfx_element;
5711   ei_to->gfx_element = ei_from->gfx_element;
5712
5713   ei_to->access_direction = ei_from->access_direction;
5714
5715   ei_to->collect_score = ei_from->collect_score;
5716   ei_to->collect_count = ei_from->collect_count;
5717
5718   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5719   ei_to->push_delay_random = ei_from->push_delay_random;
5720   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5721   ei_to->drop_delay_random = ei_from->drop_delay_random;
5722   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5723   ei_to->move_delay_random = ei_from->move_delay_random;
5724
5725   ei_to->move_pattern = ei_from->move_pattern;
5726   ei_to->move_direction_initial = ei_from->move_direction_initial;
5727   ei_to->move_stepsize = ei_from->move_stepsize;
5728
5729   ei_to->move_enter_element = ei_from->move_enter_element;
5730   ei_to->move_leave_element = ei_from->move_leave_element;
5731   ei_to->move_leave_type = ei_from->move_leave_type;
5732
5733   ei_to->slippery_type = ei_from->slippery_type;
5734
5735   for (y = 0; y < 3; y++)
5736     for (x = 0; x < 3; x++)
5737       ei_to->content[x][y] = ei_from->content[x][y];
5738
5739   ei_to->explosion_type = ei_from->explosion_type;
5740   ei_to->explosion_delay = ei_from->explosion_delay;
5741   ei_to->ignition_delay = ei_from->ignition_delay;
5742
5743   /* ---------- reinitialize and copy change pages ---------- */
5744
5745   ei_to->num_change_pages = ei_from->num_change_pages;
5746   ei_to->current_change_page = ei_from->current_change_page;
5747
5748   setElementChangePages(ei_to, ei_to->num_change_pages);
5749
5750   for (i=0; i < ei_to->num_change_pages; i++)
5751     ei_to->change_page[i] = ei_from->change_page[i];
5752
5753   /* ---------- copy group element info ---------- */
5754   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5755     *ei_to->group = *ei_from->group;
5756
5757   /* mark this custom element as modified */
5758   ei_to->modified_settings = TRUE;
5759 }
5760
5761 static void replace_custom_element_in_settings(int element_from,
5762                                                int element_to)
5763 {
5764   int i, j, x, y;
5765
5766   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5767   {
5768     struct ElementInfo *ei = &element_info[i];
5769
5770     for (y = 0; y < 3; y++)
5771       for (x = 0; x < 3; x++)
5772         if (ei->content[x][y] == element_from)
5773           ei->content[x][y] = element_to;
5774
5775     for (j = 0; j < ei->num_change_pages; j++)
5776     {
5777       struct ElementChangeInfo *change = &ei->change_page[j];
5778
5779       if (change->target_element == element_from)
5780         change->target_element = element_to;
5781
5782       if (change->trigger_element == element_from)
5783         change->trigger_element = element_to;
5784
5785       for (y = 0; y < 3; y++)
5786         for (x = 0; x < 3; x++)
5787           if (change->target_content[x][y] == element_from)
5788             change->target_content[x][y] = element_to;
5789     }
5790
5791     if (ei->group != NULL)                              /* group or internal */
5792       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5793         if (ei->group->element[j] == element_from)
5794           ei->group->element[j] = element_to;
5795   }
5796 }
5797
5798 static void replace_custom_element_in_playfield(int element_from,
5799                                                 int element_to)
5800 {
5801   int x, y;
5802
5803   for (x = 0; x < lev_fieldx; x++)
5804     for (y = 0; y < lev_fieldy; y++)
5805       if (Feld[x][y] == element_from)
5806         Feld[x][y] = element_to;
5807 }
5808
5809 static boolean CopyCustomElement(int element_old, int element_new,
5810                                  int copy_mode)
5811 {
5812   if (copy_mode == GADGET_ID_CUSTOM_COPY)
5813   {
5814     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
5815                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5816     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5817   }
5818   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
5819   {
5820     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
5821                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5822     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5823
5824     level.changed = TRUE;
5825   }
5826   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5827   {
5828     Request("Please choose custom element !", REQ_CONFIRM);
5829
5830     return FALSE;
5831   }
5832   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5833   {
5834     Request("Please choose group element !", REQ_CONFIRM);
5835
5836     return FALSE;
5837   }
5838   else
5839   {
5840     level.changed = TRUE;
5841   }
5842
5843   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5844   {
5845     copy_custom_element_settings(element_new, element_old);
5846   }
5847   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5848   {
5849     copy_custom_element_settings(element_old, element_new);
5850   }
5851   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5852   {
5853     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
5854     copy_custom_element_settings(element_new, element_old);
5855     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
5856
5857     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
5858     replace_custom_element_in_settings(element_new, element_old);
5859     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
5860
5861     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
5862     replace_custom_element_in_playfield(element_new, element_old);
5863     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
5864   }
5865
5866   UpdateCustomElementGraphicGadgets();
5867   DrawPropertiesWindow();
5868
5869   return TRUE;
5870 }
5871
5872 static void CopyCustomElementPropertiesToEditor(int element)
5873 {
5874   int i;
5875   int current_change_page = element_info[element].current_change_page;
5876
5877   /* dynamically (re)build selectbox for selecting change page */
5878   for (i = 0; i < element_info[element].num_change_pages; i++)
5879   {
5880     sprintf(options_change_page_strings[i], "%d", i + 1);
5881
5882     options_change_page[i].value = i;
5883     options_change_page[i].text = options_change_page_strings[i];
5884   }
5885
5886   options_change_page[i].value = -1;
5887   options_change_page[i].text = NULL;
5888
5889   /* needed here to initialize combined element properties */
5890   InitElementPropertiesEngine(level.game_version);
5891
5892   element_info[element].change =
5893     &element_info[element].change_page[current_change_page];
5894
5895   custom_element = element_info[element];
5896   custom_element_change = *element_info[element].change;
5897
5898   /* needed to initially set selectbox value variables to reliable defaults */
5899   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5900     setSelectboxValue(i, *selectbox_info[i].value);
5901
5902   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5903     custom_element_properties[i] = HAS_PROPERTY(element, i);
5904
5905   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5906     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5907
5908   /* ---------- element settings: configure (custom elements) ------------- */
5909
5910   /* set accessible layer selectbox help value */
5911   custom_element.access_type =
5912     (IS_WALKABLE(element) ? EP_WALKABLE :
5913      IS_PASSABLE(element) ? EP_PASSABLE :
5914      custom_element.access_type);
5915   custom_element.access_layer =
5916     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5917      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5918      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5919      custom_element.access_layer);
5920   custom_element.access_protected =
5921     (IS_PROTECTED(element) ? 1 : 0);
5922   custom_element_properties[EP_ACCESSIBLE] =
5923     (IS_ACCESSIBLE_OVER(element) ||
5924      IS_ACCESSIBLE_INSIDE(element) ||
5925      IS_ACCESSIBLE_UNDER(element));
5926
5927   /* set walk-to-object action selectbox help value */
5928   custom_element.walk_to_action =
5929     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5930      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5931      IS_DROPPABLE(element) ? EP_DROPPABLE :
5932      IS_THROWABLE(element) ? EP_THROWABLE :
5933      IS_PUSHABLE(element) ? EP_PUSHABLE :
5934      custom_element.walk_to_action);
5935   custom_element_properties[EP_WALK_TO_OBJECT] =
5936     (IS_DIGGABLE(element) ||
5937      IS_COLLECTIBLE_ONLY(element) ||
5938      IS_DROPPABLE(element) ||
5939      IS_THROWABLE(element) ||
5940      IS_PUSHABLE(element));
5941
5942   /* set smash targets selectbox help value */
5943   custom_element.smash_targets =
5944     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5945      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5946      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5947      custom_element.smash_targets);
5948   custom_element_properties[EP_CAN_SMASH] =
5949     (CAN_SMASH_EVERYTHING(element) ||
5950      CAN_SMASH_ENEMIES(element) ||
5951      CAN_SMASH_PLAYER(element));
5952
5953   /* set deadliness selectbox help value */
5954   custom_element.deadliness =
5955     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5956      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5957      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5958      custom_element.deadliness);
5959   custom_element_properties[EP_DEADLY] =
5960     (DONT_TOUCH(element) ||
5961      DONT_COLLIDE_WITH(element) ||
5962      DONT_RUN_INTO(element));
5963
5964   /* ---------- element settings: advanced (custom elements) --------------- */
5965
5966   /* set "change by direct action" selectbox help value */
5967   custom_element_change.direct_action =
5968     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
5969      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
5970      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
5971      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
5972      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
5973      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
5974      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
5975      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
5976      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
5977      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
5978      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
5979      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
5980      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO) ? CE_COUNT_AT_ZERO :
5981      custom_element_change.direct_action);
5982
5983   /* set "change by other element action" selectbox help value */
5984   custom_element_change.other_action =
5985     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
5986      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
5987      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
5988      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
5989      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
5990      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
5991      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
5992      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
5993      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
5994      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
5995      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
5996      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
5997      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
5998      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
5999      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO_OF_X) ? CE_COUNT_AT_ZERO_OF_X :
6000      custom_element_change.other_action);
6001 }
6002
6003 static void CopyGroupElementPropertiesToEditor(int element)
6004 {
6005   group_element_info = *element_info[element].group;
6006   custom_element = element_info[element];       /* needed for description */
6007 }
6008
6009 static void CopyClassicElementPropertiesToEditor(int element)
6010 {
6011   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6012     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6013       getMoveIntoAcidProperty(&level, element);
6014
6015   if (MAYBE_DONT_COLLIDE_WITH(element))
6016     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6017       getDontCollideWithProperty(&level, element);
6018 }
6019
6020 static void CopyElementPropertiesToEditor(int element)
6021 {
6022   if (IS_CUSTOM_ELEMENT(element))
6023     CopyCustomElementPropertiesToEditor(element);
6024   else if (IS_GROUP_ELEMENT(element))
6025     CopyGroupElementPropertiesToEditor(element);
6026   else
6027     CopyClassicElementPropertiesToEditor(element);
6028 }
6029
6030 static void CopyCustomElementPropertiesToGame(int element)
6031 {
6032   int i;
6033   int access_type_and_layer;
6034
6035   /* mark that this custom element has been modified */
6036   custom_element.modified_settings = TRUE;
6037   level.changed = TRUE;
6038
6039   if (level.use_custom_template)
6040   {
6041     if (Request("Copy and modify level template ?", REQ_ASK))
6042     {
6043       level.use_custom_template = FALSE;
6044       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6045                    GDI_CHECKED, FALSE, GDI_END);
6046     }
6047     else
6048     {
6049       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6050
6051       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6052     }
6053   }
6054
6055   element_info[element] = custom_element;
6056   *element_info[element].change = custom_element_change;
6057
6058   /* ---------- element settings: configure (custom elements) ------------- */
6059
6060   /* set accessible property from checkbox and selectbox */
6061   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6062   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6063   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6064   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6065   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6066   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6067   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6068                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6069                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6070   custom_element_properties[access_type_and_layer] =
6071     custom_element_properties[EP_ACCESSIBLE];
6072   custom_element_properties[EP_PROTECTED] =
6073     (custom_element.access_protected != 0 &&
6074      custom_element_properties[EP_ACCESSIBLE]);
6075
6076   /* set walk-to-object property from checkbox and selectbox */
6077   custom_element_properties[EP_DIGGABLE] = FALSE;
6078   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6079   custom_element_properties[EP_DROPPABLE] = FALSE;
6080   custom_element_properties[EP_THROWABLE] = FALSE;
6081   custom_element_properties[EP_PUSHABLE] = FALSE;
6082   custom_element_properties[custom_element.walk_to_action] =
6083     custom_element_properties[EP_WALK_TO_OBJECT];
6084
6085   /* set smash property from checkbox and selectbox */
6086   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6087   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6088   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6089   custom_element_properties[custom_element.smash_targets] =
6090     custom_element_properties[EP_CAN_SMASH];
6091
6092   /* set deadliness property from checkbox and selectbox */
6093   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6094   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6095   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6096   custom_element_properties[custom_element.deadliness] =
6097     custom_element_properties[EP_DEADLY];
6098
6099   /* ---------- element settings: advanced (custom elements) --------------- */
6100
6101   /* set player change event from checkbox and selectbox */
6102   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6103   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6104   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6105   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6106   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6107   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6108   custom_element_change_events[CE_SWITCHED] = FALSE;
6109   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6110   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6111   custom_element_change_events[CE_BLOCKED] = FALSE;
6112   custom_element_change_events[CE_IMPACT] = FALSE;
6113   custom_element_change_events[CE_SMASHED] = FALSE;
6114   custom_element_change_events[CE_COUNT_AT_ZERO] = FALSE;
6115   custom_element_change_events[custom_element_change.direct_action] =
6116     custom_element_change_events[CE_BY_DIRECT_ACTION];
6117
6118   /* set other element action change event from checkbox and selectbox */
6119   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
6120   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
6121   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
6122   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
6123   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
6124   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
6125   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
6126   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
6127   custom_element_change_events[CE_TOUCHING_X] = FALSE;
6128   custom_element_change_events[CE_HITTING_X] = FALSE;
6129   custom_element_change_events[CE_HIT_BY_X] = FALSE;
6130   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
6131   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
6132   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
6133   custom_element_change_events[CE_COUNT_AT_ZERO_OF_X] = FALSE;
6134   custom_element_change_events[custom_element_change.other_action] =
6135     custom_element_change_events[CE_BY_OTHER_ACTION];
6136
6137   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6138     SET_PROPERTY(element, i, custom_element_properties[i]);
6139
6140   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6141     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6142
6143   /* copy change events also to special level editor variable */
6144   custom_element = element_info[element];
6145   custom_element_change = *element_info[element].change;
6146 }
6147
6148 static void CopyGroupElementPropertiesToGame(int element)
6149 {
6150   element_info[element] = custom_element;
6151   *element_info[element].group = group_element_info;
6152
6153   /* mark that this group element has been modified */
6154   element_info[element].modified_settings = TRUE;
6155   level.changed = TRUE;
6156 }
6157
6158 static void CopyClassicElementPropertiesToGame(int element)
6159 {
6160   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6161     setMoveIntoAcidProperty(&level, element,
6162                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6163
6164   if (MAYBE_DONT_COLLIDE_WITH(element))
6165     setDontCollideWithProperty(&level, element,
6166                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6167 }
6168
6169 static void CopyElementPropertiesToGame(int element)
6170 {
6171   if (IS_CUSTOM_ELEMENT(element))
6172     CopyCustomElementPropertiesToGame(element);
6173   else if (IS_GROUP_ELEMENT(element))
6174     CopyGroupElementPropertiesToGame(element);
6175   else
6176     CopyClassicElementPropertiesToGame(element);
6177 }
6178
6179 void DrawLevelEd()
6180 {
6181   CloseDoor(DOOR_CLOSE_ALL);
6182   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6183
6184   if (level_editor_test_game)
6185   {
6186     CopyPlayfield(level.field, Feld);
6187     CopyPlayfield(FieldBackup, level.field);
6188
6189     level_editor_test_game = FALSE;
6190   }
6191   else
6192   {
6193     edit_mode = ED_MODE_DRAWING;
6194     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6195
6196     ResetUndoBuffer();
6197
6198     level_xpos = -1;
6199     level_ypos = -1;
6200   }
6201
6202   /* copy default editor door content to main double buffer */
6203   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6204              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6205
6206   /* draw bigger door */
6207   DrawSpecialEditorDoor();
6208
6209   /* draw new control window */
6210   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6211              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6212
6213   redraw_mask |= REDRAW_ALL;
6214
6215   ReinitializeElementListButtons();     /* custom element may look different */
6216
6217   UnmapTapeButtons();
6218   MapControlButtons();
6219
6220   DrawEditModeWindow();
6221
6222   /* copy actual editor door content to door double buffer for OpenDoor() */
6223   BlitBitmap(drawto, bitmap_db_door,
6224              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6225
6226   OpenDoor(DOOR_OPEN_1);
6227 }
6228
6229 static void AdjustDrawingAreaGadgets()
6230 {
6231   int ed_xsize = lev_fieldx + 2;
6232   int ed_ysize = lev_fieldy + 2;
6233   int max_ed_fieldx = MAX_ED_FIELDX;
6234   int max_ed_fieldy = MAX_ED_FIELDY;
6235   boolean horizontal_scrollbar_needed;
6236   boolean vertical_scrollbar_needed;
6237   int x, y, width, height;
6238   int xoffset, yoffset;
6239
6240   /* check if we need any scrollbars */
6241   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6242   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6243
6244   /* check if we have a smaller editor field because of scrollbars */
6245   if (horizontal_scrollbar_needed)
6246     max_ed_fieldy = MAX_ED_FIELDY - 1;
6247   if (vertical_scrollbar_needed)
6248     max_ed_fieldx = MAX_ED_FIELDX - 1;
6249
6250   /* check again if we now need more scrollbars because of less space */
6251   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6252   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6253
6254   /* check if editor field gets even smaller after adding new scrollbars */
6255   if (horizontal_scrollbar_needed)
6256     max_ed_fieldy = MAX_ED_FIELDY - 1;
6257   if (vertical_scrollbar_needed)
6258     max_ed_fieldx = MAX_ED_FIELDX - 1;
6259
6260   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6261   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6262
6263   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6264                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6265                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6266                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6267                GDI_END);
6268
6269   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6270   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6271
6272   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6273   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6274
6275   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6276   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6277
6278   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6279   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6280
6281   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6282                GDI_WIDTH, width,
6283                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6284                GDI_END);
6285   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6286                GDI_HEIGHT, height,
6287                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6288                GDI_END);
6289 }
6290
6291 static void AdjustLevelScrollPosition()
6292 {
6293   if (level_xpos < -1)
6294     level_xpos = -1;
6295   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6296     level_xpos = lev_fieldx - ed_fieldx + 1;
6297   if (lev_fieldx < ed_fieldx - 2)
6298     level_xpos = -1;
6299
6300   if (level_ypos < -1)
6301     level_ypos = -1;
6302   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6303     level_ypos = lev_fieldy - ed_fieldy + 1;
6304   if (lev_fieldy < ed_fieldy - 2)
6305     level_ypos = -1;
6306 }
6307
6308 static void AdjustEditorScrollbar(int id)
6309 {
6310   struct GadgetInfo *gi = level_editor_gadget[id];
6311   int items_max, items_visible, item_position;
6312
6313   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6314   {
6315     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6316     items_visible = ed_fieldx;
6317     item_position = level_xpos + 1;
6318   }
6319   else
6320   {
6321     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6322     items_visible = ed_fieldy;
6323     item_position = level_ypos + 1;
6324   }
6325
6326   if (item_position > items_max - items_visible)
6327     item_position = items_max - items_visible;
6328
6329   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6330                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6331 }
6332
6333 static void ModifyEditorCounter(int counter_id, int new_value)
6334 {
6335   int *counter_value = counterbutton_info[counter_id].value;
6336   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6337   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6338
6339   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6340
6341   if (counter_value != NULL)
6342     *counter_value = gi->textinput.number_value;
6343 }
6344
6345 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6346 {
6347   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6348   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6349
6350   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6351 }
6352
6353 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6354 {
6355   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6356   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6357   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6358
6359   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6360 }
6361
6362 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6363 {
6364   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6365   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6366
6367   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6368 }
6369
6370 static void ModifyEditorElementList()
6371 {
6372   int i;
6373
6374   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6375   {
6376     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6377     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6378     struct GadgetDesign *gd = &gi->deco.design;
6379     int element = editor_elements[element_shift + i];
6380
6381     UnmapGadget(gi);
6382     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6383     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6384     MapGadget(gi);
6385   }
6386 }
6387
6388 static void PickDrawingElement(int button, int element)
6389 {
6390   if (button < 1 || button > 3)
6391     return;
6392
6393   if (button == 1)
6394   {
6395     new_element1 = element;
6396     DrawMiniGraphicExt(drawto,
6397                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6398                        el2edimg(new_element1));
6399   }
6400   else if (button == 2)
6401   {
6402     new_element2 = element;
6403     DrawMiniGraphicExt(drawto,
6404                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6405                        el2edimg(new_element2));
6406   }
6407   else
6408   {
6409     new_element3 = element;
6410     DrawMiniGraphicExt(drawto,
6411                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6412                        el2edimg(new_element3));
6413   }
6414
6415   redraw_mask |= REDRAW_DOOR_1;
6416 }
6417
6418 static void RedrawDrawingElements()
6419 {
6420   PickDrawingElement(1, new_element1);
6421   PickDrawingElement(2, new_element2);
6422   PickDrawingElement(3, new_element3);
6423 }
6424
6425 static void DrawDrawingWindow()
6426 {
6427   stick_element_properties_window = FALSE;
6428
6429   SetMainBackgroundImage(IMG_UNDEFINED);
6430   ClearWindow();
6431
6432   UnmapLevelEditorWindowGadgets();
6433   UnmapLevelEditorToolboxCustomGadgets();
6434
6435   AdjustDrawingAreaGadgets();
6436   AdjustLevelScrollPosition();
6437   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6438   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6439
6440   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6441
6442   MapMainDrawingArea();
6443   MapLevelEditorToolboxDrawingGadgets();
6444 }
6445
6446 static void DrawLevelInfoWindow()
6447 {
6448   int i;
6449
6450   stick_element_properties_window = FALSE;
6451
6452   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6453   ClearWindow();
6454   UnmapLevelEditorWindowGadgets();
6455
6456   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6457            "Level Settings", FONT_TITLE_1);
6458   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6459            "Editor Settings", FONT_TITLE_1);
6460
6461   /* draw counter gadgets */
6462   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6463     MapCounterButtons(i);
6464
6465   /* draw selectbox gadgets */
6466   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6467     MapSelectboxGadget(i);
6468
6469   /* draw checkbutton gadgets */
6470   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6471     MapCheckbuttonGadget(i);
6472
6473   /* draw radiobutton gadgets */
6474   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6475     MapRadiobuttonGadget(i);
6476
6477   /* draw text input gadgets */
6478   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6479     MapTextInputGadget(i);
6480
6481   /* draw drawing area */
6482   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6483 }
6484
6485 static void DrawCustomContentArea()
6486 {
6487   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6488   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6489   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6490   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6491   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6492   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6493
6494   /* add distance for potential left text (without drawing area border) */
6495   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6496
6497   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6498
6499   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6500 }
6501
6502 static void DrawCustomChangeContentArea()
6503 {
6504   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6505   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6506   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6507   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6508   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6509   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6510
6511   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6512
6513   MapDrawingArea(id);
6514 }
6515
6516 static void DrawYamYamContentAreas()
6517 {
6518   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6519   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6520   int i;
6521
6522   /* display counter to choose number of element content areas */
6523   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6524
6525   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6526   {
6527     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6528
6529     if (i < level.num_yamyam_contents)
6530     {
6531       MapDrawingArea(id);
6532     }
6533     else
6534     {
6535       int font_height = getFontHeight(FONT_TEXT_1);
6536
6537       UnmapDrawingArea(id);
6538
6539       /* delete content areas in case of reducing number of them */
6540       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6541                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6542                      4 * MINI_TILEX,
6543                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6544     }
6545   }
6546
6547   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6548   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6549   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6550 }
6551
6552 static void DrawMagicBallContentAreas()
6553 {
6554   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6555   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6556   int i;
6557
6558   for (i = 0; i < NUM_MAGIC_BALL_CONTENTS; i++)
6559     MapDrawingArea(ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i);
6560
6561   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6562   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6563   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6564 }
6565
6566 static void DrawGroupElementArea(int element)
6567 {
6568   int num_elements = group_element_info.num_elements;
6569   int id = ED_DRAWING_ID_GROUP_CONTENT;
6570   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6571   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6572   int xsize = MAX_ELEMENTS_IN_GROUP;
6573   int ysize = 1;
6574
6575   if (drawingarea_info[id].text_left != NULL)
6576     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6577
6578   UnmapDrawingArea(id);
6579
6580   ModifyEditorDrawingArea(id, num_elements, 1);
6581
6582   /* delete content areas in case of reducing number of them */
6583   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6584
6585   MapDrawingArea(id);
6586 }
6587
6588 static void DrawEnvelopeTextArea(int envelope_nr)
6589 {
6590   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6591   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6592
6593   UnmapGadget(gi);
6594   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6595
6596   if (envelope_nr != -1)
6597     textarea_info[id].value = level.envelope_text[envelope_nr];
6598
6599   ModifyGadget(gi, GDI_AREA_SIZE,
6600                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6601                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6602                GDI_END);
6603
6604   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6605 }
6606
6607 char *getElementDescriptionFilename(int element)
6608 {
6609   char *docs_dir = options.docs_directory;
6610   char *elements_subdir = "elements";
6611   static char *filename = NULL;
6612   char basename[MAX_FILENAME_LEN];
6613
6614   checked_free(filename);
6615
6616   /* 1st try: look for element description file for exactly this element */
6617   sprintf(basename, "%s.txt", element_info[element].token_name);
6618   filename = getPath3(docs_dir, elements_subdir, basename);
6619   if (fileExists(filename))
6620     return filename;
6621
6622   free(filename);
6623
6624   /* 2nd try: look for element description file for this element's class */
6625   sprintf(basename, "%s.txt", element_info[element].class_name);
6626   filename = getPath3(docs_dir, elements_subdir, basename);
6627   if (fileExists(filename))
6628     return filename;
6629
6630   return NULL;
6631 }
6632
6633 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6634 {
6635   int font_height = getFontHeight(font_nr);
6636   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6637   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6638   int sx = SX + pad_x;
6639   int sy = SY + pad_y;
6640   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6641
6642   if (start_line >= max_lines_per_screen)
6643     return FALSE;
6644
6645   DrawText(sx, sy + start_line * font_height, text, font_nr);
6646
6647   return TRUE;
6648 }
6649
6650 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6651 {
6652   int font_nr = FONT_TEXT_2;
6653   int font_width = getFontWidth(font_nr);
6654   int font_height = getFontHeight(font_nr);
6655   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6656   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6657   int sx = SX + pad_x;
6658   int sy = SY + pad_y + start_line * font_height;
6659   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6660   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6661
6662   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6663                           max_lines_per_screen);
6664 }
6665
6666 static void DrawPropertiesTabulatorGadgets()
6667 {
6668   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6669   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6670   int gd_x = gd->x + gd_gi->border.width / 2;
6671   int gd_y = gd->y + gd_gi->height - 1;
6672   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6673   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6674   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6675   int max_tabs = 4;
6676   int i;
6677
6678   /* draw additional "advanced" tabulator for custom elements */
6679   if (IS_CUSTOM_ELEMENT(properties_element))
6680     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6681
6682   for (i = id_first; i <= id_last; i++)
6683   {
6684     int gadget_id = textbutton_info[i].gadget_id;
6685     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6686     boolean active = (i != edit_mode_properties);
6687
6688     /* use "config 1" and "config 2" instead of "config" */
6689     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6690         IS_CUSTOM_ELEMENT(properties_element))
6691       continue;
6692
6693     /* draw background line below tabulator button */
6694     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6695
6696     /* draw solid line below inactive tabulator buttons */
6697     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6698       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6699
6700     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6701     MapTextbuttonGadget(i);
6702   }
6703
6704   /* draw little border line below tabulator buttons */
6705   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6706     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6707                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6708                   ED_GADGET_DISTANCE, tab_color);
6709 }
6710
6711 static void DrawPropertiesInfo()
6712 {
6713   static struct
6714   {
6715     int value;
6716     char *text;
6717   }
6718   properties[] =
6719   {
6720     /* configurable properties */
6721
6722     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6723     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6724     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6725     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6726     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6727     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6728     { EP_PROTECTED,             "- player is protected by it"           },
6729
6730     { EP_DIGGABLE,              "- can be digged away"                  },
6731     { EP_COLLECTIBLE,           "- can be collected"                    },
6732     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6733     { EP_THROWABLE,             "- can be thrown after collecting"      },
6734     { EP_PUSHABLE,              "- can be pushed"                       },
6735
6736     { EP_CAN_FALL,              "- can fall"                            },
6737     { EP_CAN_MOVE,              "- can move"                            },
6738
6739     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6740 #if 0
6741     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6742 #endif
6743     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6744
6745     { EP_SLIPPERY,              "- slippery for falling elements"       },
6746     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6747
6748     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6749     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6750     { EP_DONT_TOUCH,            "- deadly when touching"                },
6751
6752     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6753
6754     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6755     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6756     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6757
6758     { EP_CAN_CHANGE,            "- can change to other element"         },
6759
6760     /* pre-defined properties */
6761     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6762     { EP_SWITCHABLE,            "- can be switched"                     },
6763     { EP_HAS_CONTENT,           "- can contain other elements"          },
6764
6765     { -1,                       NULL                                    }
6766   };
6767   char *filename = getElementDescriptionFilename(properties_element);
6768   char *percentage_text = "In this level:";
6769   char *properties_text = "Standard properties:";
6770   float percentage;
6771   int num_elements_in_level;
6772   int num_standard_properties = 0;
6773   int font1_nr = FONT_TEXT_1;
6774   int font2_nr = FONT_TEXT_2;
6775   int font1_width = getFontWidth(font1_nr);
6776   int font2_height = getFontHeight(font2_nr);
6777   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6778   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6779   int screen_line = 0;
6780   int i, x, y;
6781
6782 #if DEBUG
6783   if (IS_CUSTOM_ELEMENT(properties_element))
6784   {
6785     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6786               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6787     screen_line++;
6788   }
6789   else if (IS_GROUP_ELEMENT(properties_element))
6790   {
6791     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6792               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6793     screen_line++;
6794   }
6795 #endif
6796
6797   /* ----- print number of elements / percentage of this element in level */
6798
6799   num_elements_in_level = 0;
6800   for (y = 0; y < lev_fieldy; y++)
6801     for (x = 0; x < lev_fieldx; x++)
6802       if (Feld[x][y] == properties_element)
6803         num_elements_in_level++;
6804   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6805
6806   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6807             percentage_text);
6808   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6809             pad_y + screen_line++ * font2_height, font2_nr,
6810             "%d (%.2f%%)", num_elements_in_level, percentage);
6811
6812   screen_line++;
6813
6814   /* ----- print standard properties of this element */
6815
6816   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6817             properties_text);
6818
6819   for (i = 0; properties[i].value != -1; i++)
6820   {
6821     if (!HAS_PROPERTY(properties_element, properties[i].value))
6822       continue;
6823
6824     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6825               properties[i].text);
6826     num_standard_properties++;
6827   }
6828
6829   if (num_standard_properties == 0)
6830     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6831               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6832
6833   screen_line++;
6834
6835   /* ----- print special description of this element */
6836
6837   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6838   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6839     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6840 }
6841
6842 #define TEXT_COLLECTING         "Score for collecting"
6843 #define TEXT_SMASHING           "Score for smashing"
6844 #define TEXT_SLURPING           "Score for slurping"
6845 #define TEXT_CRACKING           "Score for cracking"
6846 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
6847 #define TEXT_DURATION           "Duration when activated"
6848 #define TEXT_BALL_DELAY         "Element generation delay"
6849 #define TEXT_MOVE_SPEED         "Speed of android moving"
6850 #define TEXT_CLONE_SPEED        "Speed of android cloning"
6851
6852 static struct
6853 {
6854   int element;
6855   int *value;
6856   char *text;
6857 } elements_with_counter[] =
6858 {
6859   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6860   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6861   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6862   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6863   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6864   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6865   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
6866   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
6867   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
6868   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
6869   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
6870   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
6871   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
6872   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
6873   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
6874   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
6875   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
6876   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
6877   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
6878   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
6879   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6880   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6881   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6882   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6883   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6884   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6885   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6886   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6887   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6888   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6889   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6890   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6891   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6892   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
6893   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
6894   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
6895   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
6896   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6897   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6898   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
6899   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
6900   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
6901   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6902   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6903   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6904   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6905   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
6906   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
6907   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
6908   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
6909   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
6910   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
6911   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
6912   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
6913   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
6914   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
6915   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
6916   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
6917   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
6918   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6919   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6920   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6921   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6922   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
6923   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
6924
6925 #if 1
6926   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
6927   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
6928   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
6929   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
6930   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
6931   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
6932   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
6933   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
6934 #endif
6935
6936   { -1,                 NULL,                           NULL            }
6937 };
6938
6939 static boolean checkPropertiesConfig(int element)
6940 {
6941   int i;
6942
6943   if (IS_GEM(element) ||
6944       IS_CUSTOM_ELEMENT(element) ||
6945       IS_GROUP_ELEMENT(element) ||
6946       IS_ENVELOPE(element) ||
6947       ELEM_IS_PLAYER(element) ||
6948       HAS_CONTENT(element) ||
6949       CAN_GROW(element) ||
6950       COULD_MOVE_INTO_ACID(element) ||
6951       MAYBE_DONT_COLLIDE_WITH(element))
6952     return TRUE;
6953   else
6954     for (i = 0; elements_with_counter[i].element != -1; i++)
6955       if (elements_with_counter[i].element == element)
6956         return TRUE;
6957
6958   return FALSE;
6959 }
6960
6961 static void DrawPropertiesConfig()
6962 {
6963   int max_num_element_counters = 2;
6964   int num_element_counters = 0;
6965   int i;
6966
6967   if (!checkPropertiesConfig(properties_element))
6968   {
6969     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
6970
6971     return;
6972   }
6973
6974   /* check if there are elements where a value can be chosen for */
6975   for (i = 0; elements_with_counter[i].element != -1; i++)
6976   {
6977     if (elements_with_counter[i].element == properties_element)
6978     {
6979       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
6980
6981       counterbutton_info[counter_id].y =
6982         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
6983                          (CAN_GROW(properties_element) ? 1 : 0) +
6984                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
6985                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
6986                          num_element_counters);
6987
6988       counterbutton_info[counter_id].value = elements_with_counter[i].value;
6989       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
6990
6991       /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
6992       counterbutton_info[counter_id].min_value = MIN_SCORE;
6993       counterbutton_info[counter_id].max_value = MAX_SCORE;
6994
6995       MapCounterButtons(counter_id);
6996
6997       num_element_counters++;
6998       if (num_element_counters >= max_num_element_counters)
6999         break;
7000     }
7001   }
7002
7003   if (HAS_CONTENT(properties_element))
7004   {
7005     /* draw stickybutton gadget */
7006     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7007
7008     if (IS_AMOEBOID(properties_element))
7009       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7010     else if (properties_element == EL_YAMYAM)
7011       DrawYamYamContentAreas();
7012   }
7013
7014   if (properties_element == EL_EMC_MAGIC_BALL)
7015     DrawMagicBallContentAreas();
7016
7017   if (ELEM_IS_PLAYER(properties_element))
7018   {
7019     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7020     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7021                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7022                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7023     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7024     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7025     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7026   }
7027
7028   if (IS_GEM(properties_element))
7029     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7030
7031   if (COULD_MOVE_INTO_ACID(properties_element) &&
7032       !ELEM_IS_PLAYER(properties_element) &&
7033       (!IS_CUSTOM_ELEMENT(properties_element) ||
7034        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7035   {
7036     /* set position for checkbutton for "can move into acid" */
7037     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7038       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7039     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7040       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7041                        HAS_CONTENT(properties_element) ? 1 : 0);
7042
7043     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7044   }
7045
7046   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7047     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7048
7049   if (properties_element == EL_SPRING)
7050     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7051
7052   if (CAN_GROW(properties_element))
7053   {
7054     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7055       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7056
7057     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7058   }
7059
7060   if (IS_ENVELOPE(properties_element))
7061   {
7062     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7063     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7064     int envelope_nr = properties_element - EL_ENVELOPE_1;
7065
7066     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7067     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7068
7069     /* display counter to choose size of envelope text area */
7070     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7071     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7072
7073     DrawEnvelopeTextArea(envelope_nr);
7074   }
7075
7076   if (IS_CUSTOM_ELEMENT(properties_element))
7077   {
7078     /* draw stickybutton gadget */
7079     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7080
7081     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7082     {
7083       /* draw checkbutton gadgets */
7084       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7085            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7086         MapCheckbuttonGadget(i);
7087
7088       /* draw counter gadgets */
7089       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7090            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7091         MapCounterButtons(i);
7092
7093       /* draw selectbox gadgets */
7094       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7095            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7096         MapSelectboxGadget(i);
7097
7098       /* draw textbutton gadgets */
7099       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7100
7101       /* draw text input gadgets */
7102       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7103
7104       /* draw drawing area gadgets */
7105       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7106     }
7107     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7108     {
7109       /* draw checkbutton gadgets */
7110       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7111            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7112         MapCheckbuttonGadget(i);
7113
7114       /* draw counter gadgets */
7115       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7116            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7117         MapCounterButtons(i);
7118
7119       /* draw selectbox gadgets */
7120       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7121            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7122         MapSelectboxGadget(i);
7123
7124       /* draw drawing area gadgets */
7125       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7126       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7127       DrawCustomContentArea();
7128     }
7129   }
7130   else if (IS_GROUP_ELEMENT(properties_element))
7131   {
7132     /* draw stickybutton gadget */
7133     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7134
7135     /* draw checkbutton gadgets */
7136     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7137     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7138
7139     /* draw counter gadgets */
7140     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7141
7142     /* draw selectbox gadgets */
7143     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7144
7145     /* draw textbutton gadgets */
7146     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7147
7148     /* draw drawing area gadgets */
7149     DrawGroupElementArea(properties_element);
7150
7151     /* draw text input gadgets */
7152     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7153
7154     /* draw drawing area gadgets */
7155     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7156   }
7157 }
7158
7159 static void DrawPropertiesChangeDrawingAreas()
7160 {
7161   if (IS_CUSTOM_ELEMENT(properties_element))
7162   {
7163     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7164     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7165
7166     DrawCustomChangeContentArea();
7167   }
7168
7169   redraw_mask |= REDRAW_FIELD;
7170 }
7171
7172 static void DrawPropertiesChange()
7173 {
7174   int i;
7175
7176   /* draw stickybutton gadget */
7177   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7178
7179   /* draw checkbutton gadgets */
7180   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7181        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7182     MapCheckbuttonGadget(i);
7183
7184   /* draw counter gadgets */
7185   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7186        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7187     MapCounterButtons(i);
7188
7189   /* draw selectbox gadgets */
7190   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7191        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7192     MapSelectboxGadget(i);
7193
7194   /* draw textbutton gadgets */
7195   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7196        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7197     MapTextbuttonGadget(i);
7198
7199   /* draw graphicbutton gadgets */
7200   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7201        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7202     MapGraphicbuttonGadget(i);
7203
7204   /* draw drawing area gadgets */
7205   DrawPropertiesChangeDrawingAreas();
7206 }
7207
7208 static void DrawElementName(int x, int y, int element)
7209 {
7210   char *element_name = getElementInfoText(element);
7211   int font_nr = FONT_TEXT_1;
7212   int font_width = getFontWidth(font_nr);
7213   int font_height = getFontHeight(font_nr);
7214   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7215   int max_chars_per_line = max_text_width / font_width;
7216   char buffer[max_chars_per_line + 1];
7217
7218   if (strlen(element_name) <= max_chars_per_line)
7219     DrawTextS(x, y, font_nr, element_name);
7220   else
7221   {
7222     int next_pos = max_chars_per_line;
7223
7224     strncpy(buffer, element_name, max_chars_per_line);
7225     buffer[max_chars_per_line] = '\0';
7226
7227     if (element_name[max_chars_per_line] == ' ')
7228       next_pos++;
7229     else
7230     {
7231       int i;
7232
7233       for (i = max_chars_per_line - 1; i >= 0; i--)
7234         if (buffer[i] == ' ')
7235           break;
7236
7237       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7238       {
7239         buffer[i] = '\0';
7240         next_pos = i + 1;
7241       }
7242     }
7243
7244     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7245
7246     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7247     buffer[max_chars_per_line] = '\0';
7248
7249     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7250   }
7251 }
7252
7253 static void DrawPropertiesWindow()
7254 {
7255   int xstart = 2;
7256   int ystart = 4;
7257
7258   stick_element_properties_window = FALSE;
7259
7260   /* make sure that previous properties edit mode exists for this element */
7261   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7262       !IS_CUSTOM_ELEMENT(properties_element))
7263     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7264
7265   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7266       IS_CUSTOM_ELEMENT(properties_element))
7267     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7268
7269   CopyElementPropertiesToEditor(properties_element);
7270
7271   UnmapLevelEditorWindowGadgets();
7272   UnmapLevelEditorToolboxDrawingGadgets();
7273   UnmapLevelEditorToolboxCustomGadgets();
7274
7275   if (IS_CUSTOM_ELEMENT(properties_element) ||
7276       IS_GROUP_ELEMENT(properties_element))
7277     MapLevelEditorToolboxCustomGadgets();
7278
7279   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7280   ClearWindow();
7281
7282   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7283            "Element Settings", FONT_TITLE_1);
7284
7285   DrawElementBorder(SX + xstart * MINI_TILEX,
7286                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7287                     TILEX, TILEY, FALSE);
7288   DrawGraphicAnimationExt(drawto,
7289                           SX + xstart * MINI_TILEX,
7290                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7291                           el2img(properties_element), -1, NO_MASKING);
7292
7293   FrameCounter = 0;     /* restart animation frame counter */
7294
7295   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7296                   properties_element);
7297
7298   DrawPropertiesTabulatorGadgets();
7299
7300   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7301     DrawPropertiesInfo();
7302   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7303     DrawPropertiesChange();
7304   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7305     DrawPropertiesConfig();
7306 }
7307
7308 static void UpdateCustomElementGraphicGadgets()
7309 {
7310   int i;
7311
7312   ModifyEditorElementList();
7313   RedrawDrawingElements();
7314
7315   /* force redraw of all mapped drawing area gadgets */
7316   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7317   {
7318     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7319
7320     if (gi->mapped)
7321       MapDrawingArea(i);
7322   }
7323 }
7324
7325 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7326 {
7327   int lx = sx + level_xpos;
7328   int ly = sy + level_ypos;
7329
7330   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7331
7332   if (change_level)
7333     Feld[lx][ly] = element;
7334 }
7335
7336 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7337                      int element, boolean change_level)
7338 {
7339   if (from_y == to_y)                   /* horizontal line */
7340   {
7341     int x;
7342     int y = from_y;
7343
7344     if (from_x > to_x)
7345       swap_numbers(&from_x, &to_x);
7346
7347     for (x = from_x; x <= to_x; x++)
7348       DrawLineElement(x, y, element, change_level);
7349   }
7350   else if (from_x == to_x)              /* vertical line */
7351   {
7352     int x = from_x;
7353     int y;
7354
7355     if (from_y > to_y)
7356       swap_numbers(&from_y, &to_y);
7357
7358     for (y = from_y; y <= to_y; y++)
7359       DrawLineElement(x, y, element, change_level);
7360   }
7361   else                                  /* diagonal line */
7362   {
7363     int len_x = ABS(to_x - from_x);
7364     int len_y = ABS(to_y - from_y);
7365     int x, y;
7366
7367     if (len_y < len_x)                  /* a < 1 */
7368     {
7369       float a = (float)len_y / (float)len_x;
7370
7371       if (from_x > to_x)
7372         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7373
7374       for (x = 0; x <= len_x; x++)
7375       {
7376         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7377         DrawLineElement(from_x + x, from_y + y, element, change_level);
7378       }
7379     }
7380     else                                /* a >= 1 */
7381     {
7382       float a = (float)len_x / (float)len_y;
7383
7384       if (from_y > to_y)
7385         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7386
7387       for (y = 0; y <= len_y; y++)
7388       {
7389         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7390         DrawLineElement(from_x + x, from_y + y, element, change_level);
7391       }
7392     }
7393   }
7394 }
7395
7396 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7397                     int element, boolean change_level)
7398 {
7399   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7400   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7401   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7402   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7403 }
7404
7405 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7406                           int element, boolean change_level)
7407 {
7408   int y;
7409
7410   if (from_y > to_y)
7411     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7412
7413   for (y = from_y; y <= to_y; y++)
7414     DrawLine(from_x, y, to_x, y, element, change_level);
7415 }
7416
7417 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7418                        int element, boolean change_level)
7419 {
7420   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7421   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7422   int len_x = ABS(to_x - from_x);
7423   int len_y = ABS(to_y - from_y);
7424   int radius, x, y;
7425
7426   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7427
7428   /* not optimal (some points get drawn twice) but simple,
7429      and fast enough for the few points we are drawing */
7430
7431   for (x = 0; x <= radius; x++)
7432   {
7433     int sx, sy, lx, ly;
7434
7435     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7436
7437     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7438     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7439     lx = sx + level_xpos;
7440     ly = sy + level_ypos;
7441
7442     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7443       DrawLineElement(sx, sy, element, change_level);
7444   }
7445
7446   for (y = 0; y <= radius; y++)
7447   {
7448     int sx, sy, lx, ly;
7449
7450     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7451
7452     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7453     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7454     lx = sx + level_xpos;
7455     ly = sy + level_ypos;
7456
7457     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7458       DrawLineElement(sx, sy, element, change_level);
7459   }
7460 }
7461
7462 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7463                     int element, boolean change_level)
7464 {
7465   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7466   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7467
7468   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7469 }
7470
7471 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7472
7473 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7474 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7475                        int element, boolean change_level)
7476 {
7477   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7478   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7479   int mirror_to_x2 = from_x - (to_x2 - from_x);
7480   int mirror_to_y2 = from_y - (to_y2 - from_y);
7481
7482   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7483   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7484   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7485   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7486 }
7487 #endif
7488
7489 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7490 {
7491   int from_sx, from_sy;
7492   int to_sx, to_sy;
7493
7494   if (from_x > to_x)
7495     swap_numbers(&from_x, &to_x);
7496
7497   if (from_y > to_y)
7498     swap_numbers(&from_y, &to_y);
7499
7500   from_sx = SX + from_x * MINI_TILEX;
7501   from_sy = SY + from_y * MINI_TILEY;
7502   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7503   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7504
7505   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7506   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7507   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7508   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7509
7510   if (from_x == to_x && from_y == to_y)
7511     MarkTileDirty(from_x/2, from_y/2);
7512   else
7513     redraw_mask |= REDRAW_FIELD;
7514 }
7515
7516 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7517                        int element, boolean change_level)
7518 {
7519   if (element == -1 || change_level)
7520     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7521   else
7522     DrawAreaBorder(from_x, from_y, to_x, to_y);
7523 }
7524
7525 /* values for CopyBrushExt() */
7526 #define CB_AREA_TO_BRUSH        0
7527 #define CB_BRUSH_TO_CURSOR      1
7528 #define CB_BRUSH_TO_LEVEL       2
7529 #define CB_DELETE_OLD_CURSOR    3
7530 #define CB_DUMP_BRUSH           4
7531 #define CB_DUMP_BRUSH_SMALL     5
7532
7533 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7534                          int button, int mode)
7535 {
7536   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7537   static int brush_width, brush_height;
7538   static int last_cursor_x = -1, last_cursor_y = -1;
7539   static boolean delete_old_brush;
7540   int new_element = BUTTON_ELEMENT(button);
7541   int x, y;
7542
7543   if (mode == CB_DUMP_BRUSH ||
7544       mode == CB_DUMP_BRUSH_SMALL)
7545   {
7546     if (!draw_with_brush)
7547     {
7548       Error(ERR_WARN, "no brush selected");
7549
7550       return;
7551     }
7552
7553     for (y = 0; y < brush_height; y++)
7554     {
7555       for (x = 0; x < brush_width; x++)
7556       {
7557         int element = brush_buffer[x][y];
7558         int element_mapped = element;
7559
7560         if (IS_CUSTOM_ELEMENT(element))
7561           element_mapped = EL_CUSTOM_START;
7562         else if (IS_GROUP_ELEMENT(element))
7563           element_mapped = EL_GROUP_START;
7564         else if (element >= NUM_FILE_ELEMENTS)
7565           element_mapped = EL_UNKNOWN;
7566
7567         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
7568       }
7569
7570       printf("\n");
7571     }
7572
7573     return;
7574   }
7575
7576   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7577     return;
7578
7579   if (mode == CB_AREA_TO_BRUSH)
7580   {
7581     int from_lx, from_ly;
7582
7583     if (from_x > to_x)
7584       swap_numbers(&from_x, &to_x);
7585
7586     if (from_y > to_y)
7587       swap_numbers(&from_y, &to_y);
7588
7589     brush_width = to_x - from_x + 1;
7590     brush_height = to_y - from_y + 1;
7591
7592     from_lx = from_x + level_xpos;
7593     from_ly = from_y + level_ypos;
7594
7595     for (y = 0; y < brush_height; y++)
7596     {
7597       for (x=0; x < brush_width; x++)
7598       {
7599         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7600
7601         if (button != 1)
7602           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7603       }
7604     }
7605
7606     if (button != 1)
7607       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7608
7609     delete_old_brush = FALSE;
7610   }
7611   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7612            mode == CB_BRUSH_TO_LEVEL)
7613   {
7614     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7615     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7616     int cursor_from_x = cursor_x - brush_width / 2;
7617     int cursor_from_y = cursor_y - brush_height / 2;
7618     int border_from_x = cursor_x, border_from_y = cursor_y;
7619     int border_to_x = cursor_x, border_to_y = cursor_y;
7620
7621     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7622       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7623
7624     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7625         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7626     {
7627       delete_old_brush = FALSE;
7628       return;
7629     }
7630
7631     for (y = 0; y < brush_height; y++)
7632     {
7633       for (x = 0; x < brush_width; x++)
7634       {
7635         int sx = cursor_from_x + x;
7636         int sy = cursor_from_y + y;
7637         int lx = sx + level_xpos;
7638         int ly = sy + level_ypos;
7639         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7640         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7641                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7642                        brush_buffer[x][y] : new_element);
7643
7644         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7645         {
7646           if (sx < border_from_x)
7647             border_from_x = sx;
7648           else if (sx > border_to_x)
7649             border_to_x = sx;
7650           if (sy < border_from_y)
7651             border_from_y = sy;
7652           else if (sy > border_to_y)
7653             border_to_y = sy;
7654
7655           DrawLineElement(sx, sy, element, change_level);
7656         }
7657       }
7658     }
7659
7660     if (mode != CB_DELETE_OLD_CURSOR)
7661       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7662
7663     last_cursor_x = cursor_x;
7664     last_cursor_y = cursor_y;
7665     delete_old_brush = TRUE;
7666   }
7667 }
7668
7669 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7670                             int button)
7671 {
7672   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7673 }
7674
7675 static void CopyBrushToLevel(int x, int y, int button)
7676 {
7677   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7678 }
7679
7680 static void CopyBrushToCursor(int x, int y)
7681 {
7682   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7683 }
7684
7685 static void DeleteBrushFromCursor()
7686 {
7687   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7688 }
7689
7690 void DumpBrush()
7691 {
7692   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7693 }
7694
7695 void DumpBrush_Small()
7696 {
7697   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
7698 }
7699
7700 static void FloodFill(int from_x, int from_y, int fill_element)
7701 {
7702   int i,x,y;
7703   int old_element;
7704   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7705   static int safety = 0;
7706
7707   /* check if starting field still has the desired content */
7708   if (Feld[from_x][from_y] == fill_element)
7709     return;
7710
7711   safety++;
7712
7713   if (safety > lev_fieldx*lev_fieldy)
7714     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7715
7716   old_element = Feld[from_x][from_y];
7717   Feld[from_x][from_y] = fill_element;
7718
7719   for (i = 0; i < 4; i++)
7720   {
7721     x = from_x + check[i][0];
7722     y = from_y + check[i][1];
7723
7724     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7725       FloodFill(x, y, fill_element);
7726   }
7727
7728   safety--;
7729 }
7730
7731 /* values for DrawLevelText() modes */
7732 #define TEXT_INIT               0
7733 #define TEXT_SETCURSOR          1
7734 #define TEXT_WRITECHAR          2
7735 #define TEXT_BACKSPACE          3
7736 #define TEXT_NEWLINE            4
7737 #define TEXT_END                5
7738 #define TEXT_QUERY_TYPING       6
7739
7740 static int DrawLevelText(int sx, int sy, char letter, int mode)
7741 {
7742   static short delete_buffer[MAX_LEV_FIELDX];
7743   static int start_sx, start_sy;
7744   static int last_sx, last_sy;
7745   static boolean typing = FALSE;
7746   int letter_element = EL_CHAR_ASCII0 + letter;
7747   int lx = 0, ly = 0;
7748
7749   /* map lower case letters to upper case and convert special characters */
7750   if (letter >= 'a' && letter <= 'z')
7751     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7752   else if (letter == 'ä' || letter == 'Ä')
7753     letter_element = EL_CHAR_AUMLAUT;
7754   else if (letter == 'ö' || letter == 'Ö')
7755     letter_element = EL_CHAR_OUMLAUT;
7756   else if (letter == 'ü' || letter == 'Ü')
7757     letter_element = EL_CHAR_UUMLAUT;
7758   else if (letter == '^')
7759     letter_element = EL_CHAR_COPYRIGHT;
7760   else
7761     letter_element = EL_CHAR_ASCII0 + letter;
7762
7763   if (mode != TEXT_INIT)
7764   {
7765     if (!typing)
7766       return FALSE;
7767
7768     if (mode != TEXT_SETCURSOR)
7769     {
7770       sx = last_sx;
7771       sy = last_sy;
7772     }
7773
7774     lx = last_sx + level_xpos;
7775     ly = last_sy + level_ypos;
7776   }
7777
7778   switch (mode)
7779   {
7780     case TEXT_INIT:
7781       if (typing)
7782         DrawLevelText(0, 0, 0, TEXT_END);
7783
7784       typing = TRUE;
7785       start_sx = last_sx = sx;
7786       start_sy = last_sy = sy;
7787       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7788       break;
7789
7790     case TEXT_SETCURSOR:
7791       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7792       DrawAreaBorder(sx, sy, sx, sy);
7793       last_sx = sx;
7794       last_sy = sy;
7795       break;
7796
7797     case TEXT_WRITECHAR:
7798       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7799       {
7800         delete_buffer[sx - start_sx] = Feld[lx][ly];
7801         Feld[lx][ly] = letter_element;
7802
7803         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7804           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7805         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7806           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7807         else
7808           DrawLevelText(0, 0, 0, TEXT_END);
7809
7810         level.changed = TRUE;
7811       }
7812       break;
7813
7814     case TEXT_BACKSPACE:
7815       if (sx > start_sx)
7816       {
7817         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7818         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7819         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7820       }
7821       break;
7822
7823     case TEXT_NEWLINE:
7824       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7825         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7826       else
7827         DrawLevelText(0, 0, 0, TEXT_END);
7828       break;
7829
7830     case TEXT_END:
7831       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7832       DrawMiniElement(sx, sy, Feld[lx][ly]);
7833       typing = FALSE;
7834       break;
7835
7836     case TEXT_QUERY_TYPING:
7837       break;
7838
7839     default:
7840       break;
7841   }
7842
7843   return typing;
7844 }
7845
7846 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7847                           int element, boolean change_level)
7848 {
7849   int lx = sx + level_xpos;
7850   int ly = sy + level_ypos;
7851
7852   if (element == -1)
7853     DrawMiniElement(sx, sy, Feld[lx][ly]);
7854   else
7855     DrawAreaBorder(sx, sy, sx, sy);
7856 }
7857
7858 static void CopyLevelToUndoBuffer(int mode)
7859 {
7860   static boolean accumulated_undo = FALSE;
7861   boolean new_undo_buffer_position = TRUE;
7862   int last_border_element;
7863   int x, y;
7864
7865   switch (mode)
7866   {
7867     case UNDO_IMMEDIATE:
7868       accumulated_undo = FALSE;
7869       break;
7870
7871     case UNDO_ACCUMULATE:
7872       if (accumulated_undo)
7873         new_undo_buffer_position = FALSE;
7874       accumulated_undo = TRUE;
7875       break;
7876
7877     default:
7878       break;
7879   }
7880
7881   if (new_undo_buffer_position)
7882   {
7883     /* new position in undo buffer ring */
7884     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
7885
7886     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
7887       undo_buffer_steps++;
7888   }
7889
7890   for (x = 0; x < lev_fieldx; x++)
7891     for (y = 0; y < lev_fieldy; y++)
7892       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
7893
7894   /* check if drawing operation forces change of border style */
7895   last_border_element = BorderElement;
7896   SetBorderElement();
7897   if (BorderElement != last_border_element)
7898     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7899
7900   level.changed = TRUE;
7901 }
7902
7903 static void RandomPlacement(int new_element)
7904 {
7905   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
7906   int num_free_positions = 0;
7907   int num_percentage, num_elements;
7908   int x, y;
7909
7910   /* determine number of free positions for randomly placing the new element */
7911   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
7912   {
7913     free_position[x][y] =
7914       (random_placement_background_restricted ?
7915        Feld[x][y] == random_placement_background_element :
7916        Feld[x][y] != new_element);
7917
7918     if (free_position[x][y])
7919       num_free_positions++;
7920   }
7921
7922   /* determine number of new elements to place there */
7923   num_percentage = num_free_positions * random_placement_value / 100;
7924   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
7925                   num_percentage : random_placement_value);
7926
7927   /* if less free positions than elements to place, fill all these positions */
7928   if (num_free_positions < num_elements)
7929   {
7930     for (x = 0; x < lev_fieldx; x++)
7931       for (y = 0; y < lev_fieldy; y++)
7932         if (free_position[x][y])
7933           Feld[x][y] = new_element;
7934   }
7935   else
7936   {
7937     while (num_elements > 0)
7938     {
7939       x = RND(lev_fieldx);
7940       y = RND(lev_fieldy);
7941
7942       /* don't place element at the same position twice */
7943       if (free_position[x][y])
7944       {
7945         free_position[x][y] = FALSE;
7946         Feld[x][y] = new_element;
7947         num_elements--;
7948       }
7949     }
7950   }
7951
7952   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7953   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7954 }
7955
7956 void WrapLevel(int dx, int dy)
7957 {
7958   int wrap_dx = lev_fieldx - dx;
7959   int wrap_dy = lev_fieldy - dy;
7960   int x, y;
7961
7962   for (x = 0; x < lev_fieldx; x++)
7963     for (y = 0; y < lev_fieldy; y++)
7964       FieldBackup[x][y] = Feld[x][y];
7965
7966   for (x = 0; x < lev_fieldx; x++)
7967     for (y = 0; y < lev_fieldy; y++)
7968       Feld[x][y] =
7969         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
7970
7971   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7972   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
7973 }
7974
7975 static void HandleDrawingAreas(struct GadgetInfo *gi)
7976 {
7977   static boolean started_inside_drawing_area = FALSE;
7978   int id = gi->custom_id;
7979   boolean button_press_event;
7980   boolean button_release_event;
7981   boolean inside_drawing_area = !gi->event.off_borders;
7982   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
7983   int actual_drawing_function;
7984   int button = gi->event.button;
7985   int new_element = BUTTON_ELEMENT(button);
7986   int sx = gi->event.x, sy = gi->event.y;
7987   int min_sx = 0, min_sy = 0;
7988   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
7989   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
7990   int lx = 0, ly = 0;
7991   int min_lx = 0, min_ly = 0;
7992   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
7993   int x, y;
7994
7995   /* handle info callback for each invocation of action callback */
7996   gi->callback_info(gi);
7997
7998   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
7999   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8000
8001   /* make sure to stay inside drawing area boundaries */
8002   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8003   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8004
8005   if (draw_level)
8006   {
8007     /* get positions inside level field */
8008     lx = sx + level_xpos;
8009     ly = sy + level_ypos;
8010
8011     if (!IN_LEV_FIELD(lx, ly))
8012       inside_drawing_area = FALSE;
8013
8014     /* make sure to stay inside level field boundaries */
8015     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8016     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8017
8018     /* correct drawing area positions accordingly */
8019     sx = lx - level_xpos;
8020     sy = ly - level_ypos;
8021   }
8022
8023   if (button_press_event)
8024     started_inside_drawing_area = inside_drawing_area;
8025
8026   if (!started_inside_drawing_area)
8027     return;
8028
8029 #if 1
8030   if (!IS_VALID_BUTTON(button))
8031     return;
8032 #endif
8033
8034   if (!button && !button_release_event)
8035     return;
8036
8037   /* automatically switch to 'single item' drawing mode, if needed */
8038   actual_drawing_function =
8039     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8040      drawing_function : GADGET_ID_SINGLE_ITEMS);
8041
8042   /* clicking into drawing area with pressed Control key picks element */
8043   if (GetKeyModState() & KMOD_Control)
8044   {
8045     last_drawing_function = drawing_function;
8046     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8047   }
8048
8049   switch (actual_drawing_function)
8050   {
8051     case GADGET_ID_SINGLE_ITEMS:
8052       if (draw_level)
8053       {
8054         if (button_release_event)
8055         {
8056           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8057
8058           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8059               !inside_drawing_area)
8060             DeleteBrushFromCursor();
8061         }
8062
8063         if (!button)
8064           break;
8065
8066         if (draw_with_brush)
8067         {
8068           if (!button_release_event)
8069             CopyBrushToLevel(sx, sy, button);
8070         }
8071         else if (new_element != Feld[lx][ly])
8072         {
8073           if (new_element == EL_PLAYER_1)
8074           {
8075             /* remove player at old position */
8076             for (y = 0; y < lev_fieldy; y++)
8077             {
8078               for (x = 0; x < lev_fieldx; x++)
8079               {
8080                 if (Feld[x][y] == EL_PLAYER_1)
8081                 {
8082                   Feld[x][y] = EL_EMPTY;
8083                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8084                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8085                     DrawMiniElement(x - level_xpos, y - level_ypos,
8086                                     EL_EMPTY);
8087                 }
8088               }
8089             }
8090           }
8091
8092           Feld[lx][ly] = new_element;
8093           DrawMiniElement(sx, sy, new_element);
8094         }
8095       }
8096       else
8097       {
8098         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8099           DrawMiniGraphicExt(drawto,
8100                              gi->x + sx * MINI_TILEX,
8101                              gi->y + sy * MINI_TILEY,
8102                              el2edimg(new_element));
8103         else
8104           DrawGraphicExt(drawto,
8105                          gi->x + sx * TILEX,
8106                          gi->y + sy * TILEY,
8107                          el2img(new_element), 0);
8108
8109         if (id == GADGET_ID_AMOEBA_CONTENT)
8110           level.amoeba_content = new_element;
8111         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8112         {
8113           new_element = GFX_ELEMENT(new_element);
8114           custom_element.gfx_element = new_element;
8115
8116           CopyElementPropertiesToGame(properties_element);
8117
8118           UpdateCustomElementGraphicGadgets();
8119
8120           FrameCounter = 0;     /* restart animation frame counter */
8121         }
8122         else if (id == GADGET_ID_CUSTOM_CONTENT)
8123         {
8124           custom_element.content[sx][sy] = new_element;
8125
8126           CopyCustomElementPropertiesToGame(properties_element);
8127         }
8128         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8129         {
8130           custom_element.move_enter_element = new_element;
8131
8132           CopyCustomElementPropertiesToGame(properties_element);
8133         }
8134         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8135         {
8136           custom_element.move_leave_element = new_element;
8137
8138           CopyCustomElementPropertiesToGame(properties_element);
8139         }
8140         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8141         {
8142           custom_element_change.target_element = new_element;
8143
8144           CopyCustomElementPropertiesToGame(properties_element);
8145         }
8146         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8147         {
8148           custom_element_change.target_content[sx][sy] = new_element;
8149
8150           CopyCustomElementPropertiesToGame(properties_element);
8151         }
8152         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8153         {
8154           custom_element_change.trigger_element = new_element;
8155
8156           CopyCustomElementPropertiesToGame(properties_element);
8157         }
8158         else if (id == GADGET_ID_GROUP_CONTENT)
8159         {
8160           group_element_info.element[sx] = new_element;
8161
8162           CopyGroupElementPropertiesToGame(properties_element);
8163         }
8164         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8165           random_placement_background_element = new_element;
8166         else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8167                  id <= GADGET_ID_YAMYAM_CONTENT_7)
8168           level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0][sx][sy] =
8169             new_element;
8170         else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8171                  id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8172           level.ball_content[id - GADGET_ID_MAGIC_BALL_CONTENT_0][sx][sy] =
8173             new_element;
8174       }
8175       break;
8176
8177     case GADGET_ID_CONNECTED_ITEMS:
8178       {
8179         static int last_sx = -1;
8180         static int last_sy = -1;
8181
8182         if (button_release_event)
8183           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8184
8185         if (button)
8186         {
8187           if (!button_press_event)
8188             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8189
8190           last_sx = sx;
8191           last_sy = sy;
8192         }
8193       }
8194       break;
8195
8196     case GADGET_ID_LINE:
8197     case GADGET_ID_ARC:
8198     case GADGET_ID_RECTANGLE:
8199     case GADGET_ID_FILLED_BOX:
8200     case GADGET_ID_GRAB_BRUSH:
8201     case GADGET_ID_TEXT:
8202       {
8203         static int last_sx = -1;
8204         static int last_sy = -1;
8205         static int start_sx = -1;
8206         static int start_sy = -1;
8207         void (*draw_func)(int, int, int, int, int, boolean);
8208
8209         if (drawing_function == GADGET_ID_LINE)
8210           draw_func = DrawLine;
8211         else if (drawing_function == GADGET_ID_ARC)
8212           draw_func = DrawArc;
8213         else if (drawing_function == GADGET_ID_RECTANGLE)
8214           draw_func = DrawBox;
8215         else if (drawing_function == GADGET_ID_FILLED_BOX)
8216           draw_func = DrawFilledBox;
8217         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8218           draw_func = SelectArea;
8219         else /* (drawing_function == GADGET_ID_TEXT) */
8220           draw_func = SetTextCursor;
8221
8222         if (button_press_event)
8223         {
8224           draw_func(sx, sy, sx, sy, new_element, FALSE);
8225           start_sx = last_sx = sx;
8226           start_sy = last_sy = sy;
8227
8228           if (drawing_function == GADGET_ID_TEXT)
8229             DrawLevelText(0, 0, 0, TEXT_END);
8230         }
8231         else if (button_release_event)
8232         {
8233           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8234           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8235           {
8236             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8237             CopyBrushToCursor(sx, sy);
8238             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8239                           MB_LEFTBUTTON);
8240             draw_with_brush = TRUE;
8241           }
8242           else if (drawing_function == GADGET_ID_TEXT)
8243             DrawLevelText(sx, sy, 0, TEXT_INIT);
8244           else
8245             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8246         }
8247         else if (last_sx != sx || last_sy != sy)
8248         {
8249           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8250           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8251           last_sx = sx;
8252           last_sy = sy;
8253         }
8254       }
8255       break;
8256
8257     case GADGET_ID_FLOOD_FILL:
8258       if (button_press_event && Feld[lx][ly] != new_element)
8259       {
8260         FloodFill(lx, ly, new_element);
8261         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8262         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8263       }
8264       break;
8265
8266     case GADGET_ID_PICK_ELEMENT:
8267       if (button_release_event)
8268         ClickOnGadget(level_editor_gadget[last_drawing_function],
8269                       MB_LEFTBUTTON);
8270       else if (draw_level)
8271         PickDrawingElement(button, Feld[lx][ly]);
8272       else if (id == GADGET_ID_AMOEBA_CONTENT)
8273         PickDrawingElement(button, level.amoeba_content);
8274       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8275         PickDrawingElement(button, custom_element.gfx_element);
8276       else if (id == GADGET_ID_CUSTOM_CONTENT)
8277         PickDrawingElement(button, custom_element.content[sx][sy]);
8278       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8279         PickDrawingElement(button, custom_element.move_enter_element);
8280       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8281         PickDrawingElement(button, custom_element.move_leave_element);
8282       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8283         PickDrawingElement(button, custom_element_change.target_element);
8284       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8285         PickDrawingElement(button, custom_element_change.target_content[sx][sy]);
8286       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8287         PickDrawingElement(button, custom_element_change.trigger_element);
8288       else if (id == GADGET_ID_GROUP_CONTENT)
8289         PickDrawingElement(button, group_element_info.element[sx]);
8290       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8291         PickDrawingElement(button, random_placement_background_element);
8292       else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8293                id <= GADGET_ID_YAMYAM_CONTENT_7)
8294       {
8295         int i = id - GADGET_ID_YAMYAM_CONTENT_0;
8296
8297         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8298       }
8299       else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8300                id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8301       {
8302         int i = id - GADGET_ID_MAGIC_BALL_CONTENT_0;
8303
8304         PickDrawingElement(button, level.ball_content[i][sx][sy]);
8305       }
8306
8307       break;
8308
8309     default:
8310       break;
8311   }
8312 }
8313
8314 static void HandleCounterButtons(struct GadgetInfo *gi)
8315 {
8316   int gadget_id = gi->custom_id;
8317   int counter_id = gi->custom_type_id;
8318   int button = gi->event.button;
8319   int *counter_value = counterbutton_info[counter_id].value;
8320   int step = BUTTON_STEPSIZE(button) *
8321     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8322
8323   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8324   {
8325     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8326     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8327     boolean level_changed = LevelChanged();
8328
8329     if ((level_changed && pressed) || (!level_changed && released))
8330       return;
8331
8332     if (level_changed && !Request("Level has changed ! Discard changes ?",
8333                                   REQ_ASK))
8334     {
8335       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8336         ModifyEditorCounter(counter_id, *counter_value);
8337
8338       return;
8339     }
8340   }
8341
8342   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8343     *counter_value = gi->textinput.number_value;
8344   else
8345     ModifyEditorCounter(counter_id, *counter_value + step);
8346
8347   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8348   {
8349       LoadLevel(level_nr);
8350       TapeErase();
8351       ResetUndoBuffer();
8352       DrawEditModeWindow();
8353
8354       return;
8355   }
8356
8357   switch (counter_id)
8358   {
8359     case ED_COUNTER_ID_YAMYAM_CONTENT:
8360       DrawYamYamContentAreas();
8361       break;
8362
8363     case ED_COUNTER_ID_GROUP_CONTENT:
8364       DrawGroupElementArea(properties_element);
8365       CopyGroupElementPropertiesToGame(properties_element);
8366       break;
8367
8368     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8369     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8370       DrawEnvelopeTextArea(-1);
8371       break;
8372
8373     case ED_COUNTER_ID_LEVEL_XSIZE:
8374     case ED_COUNTER_ID_LEVEL_YSIZE:
8375       lev_fieldx = level.fieldx;
8376       lev_fieldy = level.fieldy;
8377       break;
8378
8379     default:
8380       break;
8381   }
8382
8383   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8384        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8385       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8386        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8387     CopyElementPropertiesToGame(properties_element);
8388
8389   level.changed = TRUE;
8390 }
8391
8392 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8393 {
8394   int type_id = gi->custom_type_id;
8395
8396   strcpy(textinput_info[type_id].value, gi->textinput.value);
8397
8398   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8399   {
8400     CopyElementPropertiesToGame(properties_element);
8401
8402     ModifyEditorElementList();  /* update changed button info text */
8403   }
8404
8405   level.changed = TRUE;
8406 }
8407
8408 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8409 {
8410   int type_id = gi->custom_type_id;
8411
8412   strcpy(textarea_info[type_id].value, gi->textarea.value);
8413
8414   level.changed = TRUE;
8415 }
8416
8417 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8418 {
8419   int type_id = gi->custom_type_id;
8420
8421   *selectbox_info[type_id].value =
8422     selectbox_info[type_id].options[gi->selectbox.index].value;
8423
8424   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8425   {
8426     element_info[properties_element].current_change_page = gi->selectbox.index;
8427
8428     DrawPropertiesWindow();
8429   }
8430   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8431             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8432            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8433             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8434            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8435   {
8436     CopyElementPropertiesToGame(properties_element);
8437
8438     level.changed = TRUE;
8439   }
8440 }
8441
8442 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8443 {
8444   int type_id = gi->custom_type_id;
8445   int i;
8446
8447   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8448       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8449   {
8450     edit_mode_properties = gi->custom_type_id;
8451
8452     DrawPropertiesWindow();
8453   }
8454   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8455   {
8456     char *template_filename = getDefaultLevelFilename(-1);
8457     boolean new_template = !fileExists(template_filename);
8458
8459     if (new_template ||
8460         Request("Save this template and kill the old ?", REQ_ASK))
8461       SaveLevelTemplate();
8462
8463     if (new_template)
8464       Request("Template saved !", REQ_CONFIRM);
8465   }
8466   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8467            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8468   {
8469     struct ElementInfo *ei = &element_info[properties_element];
8470
8471     setElementChangePages(ei, ei->num_change_pages + 1);
8472
8473     /* set new change page to be new current change page */
8474     ei->current_change_page = ei->num_change_pages - 1;
8475     ei->change = &ei->change_page[ei->current_change_page];
8476
8477     setElementChangeInfoToDefaults(ei->change);
8478
8479     DrawPropertiesWindow();
8480
8481     level.changed = TRUE;
8482   }
8483   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8484            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8485   {
8486     struct ElementInfo *ei = &element_info[properties_element];
8487
8488     /* copy all change pages after change page to be deleted */
8489     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8490       ei->change_page[i] = ei->change_page[i + 1];
8491
8492     setElementChangePages(ei, ei->num_change_pages - 1);
8493
8494     DrawPropertiesWindow();
8495
8496     level.changed = TRUE;
8497   }
8498 }
8499
8500 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8501 {
8502   int type_id = gi->custom_type_id;
8503
8504   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8505       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8506   {
8507     struct ElementInfo *ei = &element_info[properties_element];
8508     int step = BUTTON_STEPSIZE(gi->event.button);
8509
8510     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8511     ei->current_change_page += step;
8512
8513     if (ei->current_change_page < 0)
8514       ei->current_change_page = 0;
8515     else if (ei->current_change_page >= ei->num_change_pages)
8516       ei->current_change_page = ei->num_change_pages - 1;
8517
8518     DrawPropertiesWindow();
8519   }
8520   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8521            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8522   {
8523     struct ElementInfo *ei = &element_info[properties_element];
8524     int current_change_page = ei->current_change_page;
8525
8526     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8527       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8528         ei->change_page[current_change_page];
8529     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8530     {
8531       ei->change_page[current_change_page] =
8532         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8533
8534       level.changed = TRUE;
8535     }
8536
8537     DrawPropertiesWindow();
8538   }
8539 }
8540
8541 static void HandleRadiobuttons(struct GadgetInfo *gi)
8542 {
8543   *radiobutton_info[gi->custom_type_id].value =
8544     radiobutton_info[gi->custom_type_id].checked_value;
8545
8546   level.changed = TRUE;
8547 }
8548
8549 static void HandleCheckbuttons(struct GadgetInfo *gi)
8550 {
8551   int type_id = gi->custom_type_id;
8552
8553   *checkbutton_info[type_id].value ^= TRUE;
8554
8555   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8556       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8557       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8558       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8559          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8560         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8561          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8562        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8563   {
8564     CopyElementPropertiesToGame(properties_element);
8565   }
8566
8567   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8568   {
8569     UpdateCustomElementGraphicGadgets();
8570   }
8571   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8572   {
8573     char *template_filename = getDefaultLevelFilename(-1);
8574
8575     if (level.use_custom_template && !fileExists(template_filename))
8576     {
8577       Request("No level template found !", REQ_CONFIRM);
8578
8579       level.use_custom_template = FALSE;
8580       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8581
8582       return;
8583     }
8584
8585     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8586
8587     DrawEditModeWindow();
8588   }
8589
8590   level.changed = TRUE;
8591 }
8592
8593 static void HandleControlButtons(struct GadgetInfo *gi)
8594 {
8595   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8596   static int last_edit_mode = ED_MODE_DRAWING;
8597   static int last_custom_copy_mode = -1;
8598   int id = gi->custom_id;
8599   int button = gi->event.button;
8600   int step = BUTTON_STEPSIZE(button);
8601   int new_element = BUTTON_ELEMENT(button);
8602   int x, y;
8603
8604 #if 0
8605   /* MAKES PROBLEMS WITH ELEMENT LIST SCROLLBAR AND IS PROBABLY NOT NEEDED */
8606   /* !!! CHECK WHAT HAPPENS WHEN MOUSE WHEEL IS USED OVER ELEMENT LIST !!! */
8607
8608   if (!IS_VALID_BUTTON(button))
8609     return;
8610 #endif
8611
8612   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8613     DrawLevelText(0, 0, 0, TEXT_END);
8614
8615   if (id < ED_NUM_CTRL1_BUTTONS &&
8616       id != GADGET_ID_SINGLE_ITEMS &&
8617       id != GADGET_ID_PROPERTIES &&
8618       id != GADGET_ID_PICK_ELEMENT &&
8619       edit_mode != ED_MODE_DRAWING &&
8620       drawing_function != GADGET_ID_PICK_ELEMENT &&
8621       !(GetKeyModState() & KMOD_Control))
8622   {
8623     DrawDrawingWindow();
8624     edit_mode = ED_MODE_DRAWING;
8625   }
8626
8627   /* element copy mode active, but no element button pressed => deactivate */
8628   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8629     last_custom_copy_mode = -1;
8630
8631   switch (id)
8632   {
8633     case GADGET_ID_SCROLL_LEFT:
8634       if (level_xpos >= 0)
8635       {
8636         if (lev_fieldx < ed_fieldx - 2)
8637           break;
8638
8639         level_xpos -= step;
8640         if (level_xpos < -1)
8641           level_xpos = -1;
8642         if (button == 1)
8643           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8644         else
8645           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8646
8647         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8648                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8649       }
8650       break;
8651
8652     case GADGET_ID_SCROLL_RIGHT:
8653       if (level_xpos <= lev_fieldx - ed_fieldx)
8654       {
8655         if (lev_fieldx < ed_fieldx - 2)
8656           break;
8657
8658         level_xpos += step;
8659         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8660           level_xpos = lev_fieldx - ed_fieldx + 1;
8661         if (button == 1)
8662           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8663         else
8664           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8665
8666         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8667                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8668       }
8669       break;
8670
8671     case GADGET_ID_SCROLL_UP:
8672       if (level_ypos >= 0)
8673       {
8674         if (lev_fieldy < ed_fieldy - 2)
8675           break;
8676
8677         level_ypos -= step;
8678         if (level_ypos < -1)
8679           level_ypos = -1;
8680         if (button == 1)
8681           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8682         else
8683           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8684
8685         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8686                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8687       }
8688       break;
8689
8690     case GADGET_ID_SCROLL_DOWN:
8691       if (level_ypos <= lev_fieldy - ed_fieldy)
8692       {
8693         if (lev_fieldy < ed_fieldy - 2)
8694           break;
8695
8696         level_ypos += step;
8697         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8698           level_ypos = lev_fieldy - ed_fieldy + 1;
8699         if (button == 1)
8700           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8701         else
8702           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8703
8704         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8705                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8706       }
8707       break;
8708
8709     case GADGET_ID_SCROLL_HORIZONTAL:
8710       level_xpos = gi->event.item_position - 1;
8711       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8712       break;
8713
8714     case GADGET_ID_SCROLL_VERTICAL:
8715       level_ypos = gi->event.item_position - 1;
8716       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8717       break;
8718
8719     case GADGET_ID_SCROLL_LIST_UP:
8720     case GADGET_ID_SCROLL_LIST_DOWN:
8721     case GADGET_ID_SCROLL_LIST_VERTICAL:
8722       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8723         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8724       else
8725       {
8726         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8727         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8728
8729         if (element_shift < 0)
8730           element_shift = 0;
8731         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8732           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8733
8734         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8735                      GDI_SCROLLBAR_ITEM_POSITION,
8736                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8737       }
8738
8739       ModifyEditorElementList();
8740
8741       break;
8742
8743     case GADGET_ID_WRAP_LEFT:
8744       WrapLevel(-step, 0);
8745       break;
8746
8747     case GADGET_ID_WRAP_RIGHT:
8748       WrapLevel(step, 0);
8749       break;
8750
8751     case GADGET_ID_WRAP_UP:
8752       WrapLevel(0, -step);
8753       break;
8754
8755     case GADGET_ID_WRAP_DOWN:
8756       WrapLevel(0, step);
8757       break;
8758
8759     case GADGET_ID_SINGLE_ITEMS:
8760     case GADGET_ID_CONNECTED_ITEMS:
8761     case GADGET_ID_LINE:
8762     case GADGET_ID_ARC:
8763     case GADGET_ID_TEXT:
8764     case GADGET_ID_RECTANGLE:
8765     case GADGET_ID_FILLED_BOX:
8766     case GADGET_ID_FLOOD_FILL:
8767     case GADGET_ID_GRAB_BRUSH:
8768     case GADGET_ID_PICK_ELEMENT:
8769       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8770         last_drawing_function = drawing_function;
8771       drawing_function = id;
8772       draw_with_brush = FALSE;
8773       break;
8774
8775     case GADGET_ID_RANDOM_PLACEMENT:
8776       RandomPlacement(new_element);
8777       break;
8778
8779     case GADGET_ID_PROPERTIES:
8780       if (edit_mode != ED_MODE_PROPERTIES)
8781       {
8782         properties_element = new_element;
8783         DrawPropertiesWindow();
8784         edit_mode = ED_MODE_PROPERTIES;
8785
8786         last_level_drawing_function = drawing_function;
8787         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8788                       MB_LEFTBUTTON);
8789       }
8790       else
8791       {
8792         DrawDrawingWindow();
8793         edit_mode = ED_MODE_DRAWING;
8794
8795         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8796                       MB_LEFTBUTTON);
8797       }
8798       break;
8799
8800     case GADGET_ID_CUSTOM_COPY_FROM:
8801     case GADGET_ID_CUSTOM_COPY_TO:
8802     case GADGET_ID_CUSTOM_EXCHANGE:
8803       last_custom_copy_mode = id;
8804       last_drawing_function = drawing_function;
8805       break;
8806
8807     case GADGET_ID_CUSTOM_COPY:
8808       CopyCustomElement(properties_element, -1, id);
8809       break;
8810
8811     case GADGET_ID_CUSTOM_PASTE:
8812       CopyCustomElement(-1, properties_element, id);
8813       break;
8814
8815     case GADGET_ID_UNDO:
8816       if (undo_buffer_steps == 0)
8817       {
8818         Request("Undo buffer empty !", REQ_CONFIRM);
8819         break;
8820       }
8821
8822       if (edit_mode != ED_MODE_DRAWING)
8823       {
8824         DrawDrawingWindow();
8825         edit_mode = ED_MODE_DRAWING;
8826       }
8827
8828       undo_buffer_position =
8829         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8830       undo_buffer_steps--;
8831
8832       for (x = 0; x < lev_fieldx; x++)
8833         for (y = 0; y < lev_fieldy; y++)
8834           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8835       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8836       break;
8837
8838     case GADGET_ID_INFO:
8839       if (edit_mode != ED_MODE_INFO)
8840       {
8841         last_edit_mode = edit_mode;
8842         edit_mode = ED_MODE_INFO;
8843
8844         DrawLevelInfoWindow();
8845       }
8846       else
8847       {
8848         edit_mode = last_edit_mode;
8849
8850         DrawEditModeWindow();
8851       }
8852       break;
8853
8854     case GADGET_ID_CLEAR:
8855       if (edit_mode != ED_MODE_DRAWING)
8856       {
8857         DrawDrawingWindow();
8858         edit_mode = ED_MODE_DRAWING;
8859       }
8860
8861       for (x = 0; x < MAX_LEV_FIELDX; x++)
8862         for (y = 0; y < MAX_LEV_FIELDY; y++)
8863           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8864
8865       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8866
8867       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8868       break;
8869
8870     case GADGET_ID_SAVE:
8871       if (leveldir_current->readonly)
8872       {
8873         Request("This level is read only !", REQ_CONFIRM);
8874         break;
8875       }
8876
8877       if (!LevelContainsPlayer())
8878         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8879       else
8880       {
8881         char *level_filename = getDefaultLevelFilename(level_nr);
8882         boolean new_level = !fileExists(level_filename);
8883
8884         if (new_level ||
8885             Request("Save this level and kill the old ?", REQ_ASK))
8886         {
8887           CopyPlayfield(Feld, level.field);
8888
8889           SaveLevel(level_nr);
8890         }
8891
8892         if (new_level)
8893           Request("Level saved !", REQ_CONFIRM);
8894
8895         level.changed = FALSE;
8896       }
8897       break;
8898
8899     case GADGET_ID_TEST:
8900       if (!LevelContainsPlayer())
8901         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8902       else
8903       {
8904         if (LevelChanged())
8905           level.game_version = GAME_VERSION_ACTUAL;
8906
8907         CopyPlayfield(level.field, FieldBackup);
8908         CopyPlayfield(Feld, level.field);
8909
8910         CopyNativeLevel_RND_to_Native(&level);
8911
8912         UnmapLevelEditorGadgets();
8913         UndrawSpecialEditorDoor();
8914
8915         CloseDoor(DOOR_CLOSE_ALL);
8916
8917         DrawCompleteVideoDisplay();
8918
8919         level_editor_test_game = TRUE;
8920
8921         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
8922       }
8923       break;
8924
8925     case GADGET_ID_EXIT:
8926       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
8927       break;
8928
8929     default:
8930       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
8931           id <= GADGET_ID_ELEMENTLIST_LAST)
8932       {
8933         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
8934         int new_element = editor_elements[element_position + element_shift];
8935
8936         if (last_custom_copy_mode != -1)
8937         {
8938           if (CopyCustomElement(properties_element, new_element,
8939                                 last_custom_copy_mode))
8940           {
8941             ClickOnGadget(level_editor_gadget[last_drawing_function],
8942                           MB_LEFTBUTTON);
8943
8944             last_custom_copy_mode = -1;
8945           }
8946
8947           break;
8948         }
8949
8950         PickDrawingElement(button, new_element);
8951
8952         if (!stick_element_properties_window &&
8953             drawing_function != GADGET_ID_PICK_ELEMENT &&
8954             !(GetKeyModState() & KMOD_Control))
8955         {
8956           properties_element = new_element;
8957           if (edit_mode == ED_MODE_PROPERTIES)
8958             DrawPropertiesWindow();
8959         }
8960
8961         if (drawing_function == GADGET_ID_PICK_ELEMENT)
8962           ClickOnGadget(level_editor_gadget[last_drawing_function],
8963                         MB_LEFTBUTTON);
8964       }
8965 #ifdef DEBUG
8966       else if (gi->event.type == GD_EVENT_PRESSED)
8967         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
8968       else if (gi->event.type == GD_EVENT_RELEASED)
8969         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
8970       else if (gi->event.type == GD_EVENT_MOVING)
8971         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
8972       else
8973         printf("default: HandleControlButtons: ? (id == %d)\n", id);
8974 #endif
8975       break;
8976   }
8977 }
8978
8979 void HandleLevelEditorKeyInput(Key key)
8980 {
8981   char letter = getCharFromKey(key);
8982   int button = MB_LEFTBUTTON;
8983
8984   if (drawing_function == GADGET_ID_TEXT &&
8985       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
8986   {
8987     if (letter)
8988       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
8989     else if (key == KSYM_Delete || key == KSYM_BackSpace)
8990       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
8991     else if (key == KSYM_Return)
8992       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
8993     else if (key == KSYM_Escape)
8994       DrawLevelText(0, 0, 0, TEXT_END);
8995   }
8996   else if (button_status == MB_RELEASED)
8997   {
8998     int i, id = GADGET_ID_NONE;
8999
9000     switch (key)
9001     {
9002       case KSYM_Left:
9003         id = GADGET_ID_SCROLL_LEFT;
9004         break;
9005       case KSYM_Right:
9006         id = GADGET_ID_SCROLL_RIGHT;
9007         break;
9008       case KSYM_Up:
9009         id = GADGET_ID_SCROLL_UP;
9010         break;
9011       case KSYM_Down:
9012         id = GADGET_ID_SCROLL_DOWN;
9013         break;
9014       case KSYM_Page_Up:
9015         id = GADGET_ID_SCROLL_LIST_UP;
9016         button = MB_RIGHTBUTTON;
9017         break;
9018       case KSYM_Page_Down:
9019         id = GADGET_ID_SCROLL_LIST_DOWN;
9020         button = MB_RIGHTBUTTON;
9021         break;
9022
9023       case KSYM_Escape:
9024         if (edit_mode == ED_MODE_DRAWING)
9025         {
9026           RequestExitLevelEditor(setup.ask_on_escape);
9027         }
9028         else if (edit_mode == ED_MODE_INFO)
9029         {
9030           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9031         }
9032         else if (edit_mode == ED_MODE_PROPERTIES)
9033         {
9034           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9035         }
9036         else            /* should never happen */
9037         {
9038           DrawDrawingWindow();
9039           edit_mode = ED_MODE_DRAWING;
9040         }
9041         break;
9042
9043       default:
9044         break;
9045     }
9046
9047     if (id != GADGET_ID_NONE)
9048       ClickOnGadget(level_editor_gadget[id], button);
9049     else if (letter == '.')
9050       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9051     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9052       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9053     else
9054       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9055         if (letter && letter == control_info[i].shortcut)
9056           if (!anyTextGadgetActive())
9057             ClickOnGadget(level_editor_gadget[i], button);
9058   }
9059 }
9060
9061 void HandleLevelEditorIdle()
9062 {
9063   static unsigned long action_delay = 0;
9064   unsigned long action_delay_value = GameFrameDelay;
9065   int xpos = 1, ypos = 2;
9066
9067   if (edit_mode != ED_MODE_PROPERTIES)
9068     return;
9069
9070   if (!DelayReached(&action_delay, action_delay_value))
9071     return;
9072
9073   DrawGraphicAnimationExt(drawto,
9074                           SX + xpos * TILEX,
9075                           SY + ypos * TILEY + MINI_TILEY / 2,
9076                           el2img(properties_element), -1, NO_MASKING);
9077
9078   MarkTileDirty(xpos, ypos);
9079   MarkTileDirty(xpos, ypos + 1);
9080
9081   FrameCounter++;       /* increase animation frame counter */
9082 }
9083
9084 void ClearEditorGadgetInfoText()
9085 {
9086   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9087 }
9088
9089 void HandleEditorGadgetInfoText(void *ptr)
9090 {
9091   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9092   char infotext[MAX_OUTPUT_LINESIZE + 1];
9093   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9094   int max_infotext_len = getMaxInfoTextLength();
9095
9096   if (game_status != GAME_MODE_EDITOR)
9097     return;
9098
9099   ClearEditorGadgetInfoText();
9100
9101   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9102     return;
9103
9104   /* misuse this function to delete brush cursor, if needed */
9105   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9106     DeleteBrushFromCursor();
9107
9108   if (gi == NULL || gi->info_text == NULL)
9109     return;
9110
9111   strncpy(infotext, gi->info_text, max_infotext_len);
9112   infotext[max_infotext_len] = '\0';
9113
9114   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9115   {
9116     int key = control_info[gi->custom_id].shortcut;
9117
9118     if (key)
9119     {
9120       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9121         sprintf(shortcut, " ('.' or '%c')", key);
9122       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9123         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9124       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9125         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9126       else                                              /* normal case */
9127         sprintf(shortcut, " ('%s%c')",
9128                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9129
9130       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9131         strcat(infotext, shortcut);
9132     }
9133   }
9134
9135   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9136 }
9137
9138 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9139 {
9140   static int start_lx, start_ly;
9141   int id = gi->custom_id;
9142   int sx = gi->event.x;
9143   int sy = gi->event.y;
9144   int lx = sx + level_xpos;
9145   int ly = sy + level_ypos;
9146   int min_sx = 0, min_sy = 0;
9147   int max_sx = gi->drawing.area_xsize - 1;
9148   int max_sy = gi->drawing.area_ysize - 1;
9149   int actual_drawing_function = drawing_function;
9150   int max_infotext_len = getMaxInfoTextLength();
9151   char infotext[MAX_OUTPUT_LINESIZE + 1];
9152   char *text;
9153
9154   infotext[0] = '\0';           /* start with empty info text */
9155
9156   /* pressed Control key: simulate picking element */
9157   if (GetKeyModState() & KMOD_Control)
9158     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9159
9160   ClearEditorGadgetInfoText();
9161
9162   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9163     return;
9164
9165   /* make sure to stay inside drawing area boundaries */
9166   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9167   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9168
9169   if (id == GADGET_ID_DRAWING_LEVEL)
9170   {
9171     if (button_status)
9172     {
9173       int min_lx = 0, min_ly = 0;
9174       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9175
9176       /* get positions inside level field */
9177       lx = sx + level_xpos;
9178       ly = sy + level_ypos;
9179
9180       /* make sure to stay inside level field boundaries */
9181       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9182       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9183
9184       /* correct drawing area positions accordingly */
9185       sx = lx - level_xpos;
9186       sy = ly - level_ypos;
9187     }
9188
9189     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9190     {
9191       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9192       {
9193         if (gi->event.type == GD_EVENT_PRESSED)
9194         {
9195           start_lx = lx;
9196           start_ly = ly;
9197         }
9198
9199         switch (actual_drawing_function)
9200         {
9201           case GADGET_ID_SINGLE_ITEMS:
9202             text = "Drawing single items";
9203             break;
9204           case GADGET_ID_CONNECTED_ITEMS:
9205             text = "Drawing connected items";
9206             break;
9207           case GADGET_ID_LINE:
9208             text = "Drawing line";
9209             break;
9210           case GADGET_ID_ARC:
9211             text = "Drawing arc";
9212             break;
9213           case GADGET_ID_TEXT:
9214             text = "Setting text cursor";
9215             break;
9216           case GADGET_ID_RECTANGLE:
9217             text = "Drawing rectangle";
9218             break;
9219           case GADGET_ID_FILLED_BOX:
9220             text = "Drawing filled box";
9221             break;
9222           case GADGET_ID_FLOOD_FILL:
9223             text = "Flood fill";
9224             break;
9225           case GADGET_ID_GRAB_BRUSH:
9226             text = "Grabbing brush";
9227             break;
9228           case GADGET_ID_PICK_ELEMENT:
9229             text = "Picking element";
9230             break;
9231
9232           default:
9233             text = "Drawing position";
9234             break;
9235         }
9236
9237         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9238           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9239         else
9240           sprintf(infotext, "%s: %d, %d", text,
9241                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9242       }
9243       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9244         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9245       else
9246         sprintf(infotext, "Level position: %d, %d", lx, ly);
9247     }
9248
9249     /* misuse this function to draw brush cursor, if needed */
9250     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9251     {
9252       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9253         CopyBrushToCursor(sx, sy);
9254       else
9255         DeleteBrushFromCursor();
9256     }
9257   }
9258   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9259   {
9260     int element = EL_EMPTY;
9261
9262     if (id == GADGET_ID_AMOEBA_CONTENT)
9263       element = level.amoeba_content;
9264     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9265       element = custom_element.gfx_element;
9266     else if (id == GADGET_ID_CUSTOM_CONTENT)
9267       element = custom_element.content[sx][sy];
9268     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9269       element = custom_element.move_enter_element;
9270     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9271       element = custom_element.move_leave_element;
9272     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9273       element = custom_element_change.target_element;
9274     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9275       element = custom_element_change.target_content[sx][sy];
9276     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9277       element = custom_element_change.trigger_element;
9278     else if (id == GADGET_ID_GROUP_CONTENT)
9279       element = group_element_info.element[sx];
9280     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9281       element = random_placement_background_element;
9282     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9283              id <= GADGET_ID_YAMYAM_CONTENT_7)
9284       element = level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0][sx][sy];
9285     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9286              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9287       element = level.ball_content[id -GADGET_ID_MAGIC_BALL_CONTENT_0][sx][sy];
9288
9289     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9290   }
9291   else
9292   {
9293     if (id == GADGET_ID_AMOEBA_CONTENT)
9294       strcpy(infotext, "Amoeba content");
9295     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9296       strcpy(infotext, "Custom graphic element");
9297     else if (id == GADGET_ID_CUSTOM_CONTENT)
9298       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9299     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9300       strcpy(infotext, "Element that can be digged/collected");
9301     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9302       strcpy(infotext, "Element that will be left behind");
9303     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9304       strcpy(infotext, "New element after change");
9305     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9306       strcpy(infotext, "New extended elements after change");
9307     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9308       strcpy(infotext, "Other element triggering change");
9309     else if (id == GADGET_ID_GROUP_CONTENT)
9310       sprintf(infotext, "Group element position: %d", sx + 1);
9311     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9312       strcpy(infotext, "Random placement background");
9313     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9314              id <= GADGET_ID_YAMYAM_CONTENT_7)
9315       sprintf(infotext, "Content area %d position: %d, %d",
9316               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9317     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9318              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9319       sprintf(infotext, "Content area %d position: %d, %d",
9320               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9321   }
9322
9323   infotext[max_infotext_len] = '\0';
9324
9325   if (strlen(infotext) > 0)
9326     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9327 }
9328
9329 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9330 {
9331   if (!ask_if_level_has_changed ||
9332       !LevelChanged() ||
9333       Request("Level has changed ! Exit without saving ?",
9334               REQ_ASK | REQ_STAY_OPEN))
9335   {
9336 #if 1
9337     CloseDoor(DOOR_CLOSE_1);
9338     SetDoorState(DOOR_CLOSE_2);
9339 #else
9340     CloseDoor(DOOR_CLOSE_ALL);
9341 #endif
9342     game_status = GAME_MODE_MAIN;
9343     DrawMainMenu();
9344   }
9345   else
9346   {
9347     CloseDoor(DOOR_CLOSE_1);
9348     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9349   }
9350 }