src/editor.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * editor.c                                                 *
  12 ***********************************************************/
  13
  14 #include <math.h>
  15
  16 #include "libgame/libgame.h"
  17
  18 #include "editor.h"
  19 #include "screens.h"
  20 #include "tools.h"
  21 #include "files.h"
  22 #include "game.h"
  23 #include "init.h"
  24 #include "tape.h"
  25
  26
  27 #define INFOTEXT_UNKNOWN_ELEMENT        "unknown"
  28
  29
  30 /*
  31   -----------------------------------------------------------------------------
  32   screen and artwork graphic pixel position definitions
  33   -----------------------------------------------------------------------------
  34 */
  35
  36 /* positions in the level editor */
  37 #define ED_WIN_MB_LEFT_XPOS             6
  38 #define ED_WIN_MB_LEFT_YPOS             258
  39 #define ED_WIN_MB_MIDDLE_XPOS           42
  40 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  41 #define ED_WIN_MB_RIGHT_XPOS            78
  42 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  43
  44 /* values for the control window */
  45 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  46 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  47 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  48 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  49 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  50 #define ED_CTRL4_BUTTONS_GFX_XPOS       44
  51 #define ED_CTRL4_BUTTONS_GFX_YPOS       214
  52 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  53 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  54
  55 #define ED_CTRL1_BUTTON_XSIZE           22
  56 #define ED_CTRL1_BUTTON_YSIZE           22
  57 #define ED_CTRL1_BUTTONS_XPOS           6
  58 #define ED_CTRL1_BUTTONS_YPOS           6
  59 #define ED_CTRL2_BUTTON_XSIZE           30
  60 #define ED_CTRL2_BUTTON_YSIZE           20
  61 #define ED_CTRL2_BUTTONS_XPOS           5
  62 #define ED_CTRL2_BUTTONS_YPOS           99
  63 #define ED_CTRL3_BUTTON_XSIZE           22
  64 #define ED_CTRL3_BUTTON_YSIZE           22
  65 #define ED_CTRL3_BUTTONS_XPOS           6
  66 #define ED_CTRL3_BUTTONS_YPOS           6
  67 #define ED_CTRL4_BUTTON_XSIZE           22
  68 #define ED_CTRL4_BUTTON_YSIZE           22
  69 #define ED_CTRL4_BUTTONS_XPOS           6
  70 #define ED_CTRL4_BUTTONS_YPOS           6
  71
  72 #define ED_CTRL1_BUTTONS_HORIZ          4
  73 #define ED_CTRL1_BUTTONS_VERT           4
  74 #define ED_CTRL2_BUTTONS_HORIZ          3
  75 #define ED_CTRL2_BUTTONS_VERT           2
  76 #define ED_CTRL3_BUTTONS_HORIZ          3
  77 #define ED_CTRL3_BUTTONS_VERT           1
  78 #define ED_CTRL4_BUTTONS_HORIZ          2
  79 #define ED_CTRL4_BUTTONS_VERT           1
  80
  81 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  82 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  83 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  84 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  85 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  86 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  87 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS +  \
  88                                 ED_NUM_CTRL2_BUTTONS +  \
  89                                 ED_NUM_CTRL3_BUTTONS +  \
  90                                 ED_NUM_CTRL4_BUTTONS)
  91
  92 /* values for the element list */
  93 #define ED_ELEMENTLIST_XPOS             5
  94 #define ED_ELEMENTLIST_YPOS             30
  95 #define ED_ELEMENTLIST_XSIZE            20
  96 #define ED_ELEMENTLIST_YSIZE            20
  97 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
  98 #define ED_ELEMENTLIST_BUTTONS_VERT     11
  99 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
 100                                          ED_ELEMENTLIST_BUTTONS_VERT)
 101
 102 /* standard distances */
 103 #define ED_BORDER_SIZE                  3
 104 #define ED_BORDER_TEXT_XSIZE            5
 105 #define ED_BORDER_AREA_YSIZE            1
 106
 107 #define ED_GADGET_DISTANCE              2
 108 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
 109 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
 110                                          MINI_TILEX / 2)
 111
 112 /* values for the settings windows */
 113 #define ED_LEVEL_SETTINGS_XSTART        (3 * MINI_TILEX / 2)
 114 #define ED_LEVEL_SETTINGS_YSTART        (5 * MINI_TILEY)
 115
 116 #define ED_ELEMENT_SETTINGS_XSTART      (3 * MINI_TILEX / 2)
 117 #define ED_ELEMENT_SETTINGS_YSTART      (10 * MINI_TILEY)
 118
 119 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE +         \
 120                                          2 * ED_GADGET_DISTANCE)
 121
 122 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 123 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 124
 125 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_LEVEL_SETTINGS_XSTART +     \
 126                                          (n) * ED_SETTINGS_XOFFSET)
 127 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_LEVEL_SETTINGS_YSTART +     \
 128                                          (n) * ED_SETTINGS_YOFFSET)
 129
 130 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_ELEMENT_SETTINGS_XSTART +   \
 131                                          (n) * ED_SETTINGS_XOFFSET)
 132 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_ELEMENT_SETTINGS_YSTART +   \
 133                                          (n) * ED_SETTINGS_YOFFSET)
 134
 135 #define ED_SETTINGS1_YPOS               MINI_TILEY
 136 #define ED_SETTINGS2_XPOS               MINI_TILEX
 137 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 138
 139 /* values for counter gadgets */
 140 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 141 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 142 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART +            \
 143                                          (n) * ED_COUNTER_YDISTANCE)
 144 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART +            \
 145                                          (n) * ED_COUNTER_YDISTANCE - 2)
 146
 147 /* values for element content drawing areas */
 148 #define ED_AREA_1X1_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 149 #define ED_AREA_1X1_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 150                                          ED_GADGET_DISTANCE)
 151
 152 #define ED_AREA_3X3_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 153 #define ED_AREA_3X3_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 154                                          ED_GADGET_DISTANCE - MINI_TILEY)
 155
 156 /* yamyam content */
 157 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX +               \
 158                                          5 * ((n) % 4) * MINI_TILEX)
 159 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (17 * MINI_TILEY +              \
 160                                          6 * ((n) / 4) * MINI_TILEY)
 161
 162 /* magic ball content */
 163 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS(n) (2 * MINI_TILEX +            \
 164                                             5 * ((n) % 4) * MINI_TILEX)
 165 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS(n) (17 * MINI_TILEY +           \
 166                                             6 * ((n) / 4) * MINI_TILEY)
 167
 168 /* values for scrolling gadgets for drawing area */
 169 #define ED_SCROLLBUTTON_XPOS            24
 170 #define ED_SCROLLBUTTON_YPOS            0
 171 #define ED_SCROLLBAR_XPOS               24
 172 #define ED_SCROLLBAR_YPOS               64
 173
 174 #define ED_SCROLLBUTTON_XSIZE           16
 175 #define ED_SCROLLBUTTON_YSIZE           16
 176
 177 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 178 #define ED_SCROLL_UP_YPOS               (0)
 179 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 180 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 181 #define ED_SCROLL_LEFT_XPOS             (0)
 182 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 183 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 184 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 185 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 186                                          ED_SCROLLBUTTON_XSIZE)
 187 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 188 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 189 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 190 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 191 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 192                                          ED_SCROLLBUTTON_YSIZE)
 193 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 194 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 195
 196 /* values for scrolling gadgets for element list */
 197 #define ED_SCROLLBUTTON2_XPOS           50
 198 #define ED_SCROLLBUTTON2_YPOS           0
 199 #define ED_SCROLLBAR2_XPOS              50
 200 #define ED_SCROLLBAR2_YPOS              20
 201
 202 #define ED_SCROLLBUTTON2_XSIZE          10
 203 #define ED_SCROLLBUTTON2_YSIZE          10
 204
 205 #define ED_SCROLL2_UP_XPOS              85
 206 #define ED_SCROLL2_UP_YPOS              30
 207 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 208 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 209                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 210                                          ED_ELEMENTLIST_YSIZE -         \
 211                                          ED_SCROLLBUTTON2_YSIZE)
 212 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 213 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 214                                          ED_SCROLLBUTTON2_YSIZE)
 215 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 216 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 217                                          ED_ELEMENTLIST_YSIZE -         \
 218                                          2 * ED_SCROLLBUTTON2_YSIZE)
 219
 220 /* values for checkbutton gadgets */
 221 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 222 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 223 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 224 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 225 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 226 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 227 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 228
 229 /* values for some special graphic buttons */
 230 #define ED_COPY_CHANGE_PAGE_XPOS        25
 231 #define ED_COPY_CHANGE_PAGE_YPOS        50
 232 #define ED_PASTE_CHANGE_PAGE_XPOS       25
 233 #define ED_PASTE_CHANGE_PAGE_YPOS       70
 234
 235 /* some values for text input, selectbox and counter gadgets */
 236 #define ED_BUTTON_COUNT_YPOS            60
 237 #define ED_BUTTON_COUNT_XSIZE           20
 238 #define ED_BUTTON_COUNT_YSIZE           20
 239 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 240 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 241 #define ED_WIN_COUNT_XSIZE              52
 242 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 243 #define ED_WIN_COUNT2_XPOS              27
 244 #define ED_WIN_COUNT2_YPOS              3
 245 #define ED_WIN_COUNT2_XSIZE             46
 246 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 247
 248 #define ED_BUTTON_MINUS_XPOS            2
 249 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 250 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 251 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 252 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS +            \
 253                                          ED_WIN_COUNT_XSIZE + 2)
 254 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 255 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 256 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 257
 258 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 259 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS +            \
 260                                          2 + ED_WIN_COUNT_YSIZE)
 261 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 262 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 263
 264 #define ED_SELECTBOX_BUTTON_XSIZE       14
 265
 266 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 267 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS +            \
 268                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 269 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 270
 271 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 272 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS +            \
 273                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 274 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS +            \
 275                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 276
 277 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 278 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 279
 280 /* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
 281 #define INFOTEXT_XPOS                   SX
 282 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 283 #define INFOTEXT_XSIZE                  SXSIZE
 284 #define INFOTEXT_YSIZE                  MINI_TILEX
 285
 286
 287 /*
 288   -----------------------------------------------------------------------------
 289   editor gadget definitions
 290   -----------------------------------------------------------------------------
 291 */
 292
 293 /* drawing toolbox buttons */
 294 #define GADGET_ID_NONE                  -1
 295 #define GADGET_ID_TOOLBOX_FIRST         0
 296
 297 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 298 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 299 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 300 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 301 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 302 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 303 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 304 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 305 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 306 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 307 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 308 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 309 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 310 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 311 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 312 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 313
 314 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 315 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 316 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 317 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 318 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 319 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 320
 321 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 322 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 323 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 324 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 325 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 326
 327 /* counter button identifiers */
 328 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 329
 330 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 331 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 332 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 333 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 334 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 335 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 336 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 337 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 338 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 339 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 340 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 341 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 342 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 343 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 344 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 345 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 346 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 347 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 348 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 349 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 350 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 351 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 21)
 352 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 22)
 353 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 23)
 354 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 24)
 355 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 25)
 356 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 26)
 357 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 358 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 359 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 29)
 360 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 361 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 362 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 32)
 363 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 364 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 365 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 35)
 366 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 36)
 367 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 37)
 368 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 38)
 369 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 39)
 370 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 40)
 371 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 41)
 372 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 373 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 374 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 44)
 375 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 376 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 377 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 47)
 378 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 379 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 380 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 50)
 381 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 51)
 382 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 52)
 383 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 53)
 384 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 385 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 386 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 56)
 387 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 57)
 388 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 58)
 389 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 59)
 390 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 60)
 391 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 61)
 392 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 62)
 393 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 394 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 395 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 65)
 396 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 66)
 397 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 67)
 398 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 68)
 399 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 69)
 400 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 70)
 401 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 71)
 402 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 72)
 403 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 73)
 404 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 74)
 405 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 75)
 406 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 76)
 407 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 77)
 408
 409 /* drawing area identifiers */
 410 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 78)
 411
 412 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 413 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 414 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 415 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 416 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 417 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 418 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 419 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 420 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 421 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 422 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 423 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 424 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 425 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 426 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 427 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 428 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 429 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 17)
 430 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 431 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 19)
 432 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 20)
 433 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 434 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 22)
 435 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 23)
 436 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 24)
 437 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 25)
 438 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 439
 440 /* text input identifiers */
 441 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 27)
 442
 443 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 444 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 445 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 446
 447 /* text area identifiers */
 448 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 449
 450 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 451
 452 /* selectbox identifiers */
 453 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 454
 455 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 456 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 457 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 2)
 458 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 3)
 459 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 4)
 460 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 5)
 461 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 6)
 462 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 7)
 463 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 8)
 464 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 9)
 465 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 10)
 466 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 11)
 467 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 12)
 468 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 13)
 469 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 14)
 470 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 15)
 471 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 16)
 472 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 17)
 473 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 18)
 474 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 19)
 475 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 20)
 476 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 21)
 477 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 22)
 478 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 23)
 479 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 24)
 480 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 25)
 481 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 26)
 482
 483 /* textbutton identifiers */
 484 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 27)
 485
 486 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 487 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 488 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 489 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 490 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 491 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 492 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 493 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 494
 495 /* graphicbutton identifiers */
 496 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 497
 498 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 499 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 500 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 501 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 502
 503 /* gadgets for scrolling of drawing area */
 504 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 505
 506 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 507 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 508 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 509 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 510 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 511 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 512
 513 /* gadgets for scrolling element list */
 514 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 515
 516 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 517 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 518 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 519
 520 /* checkbuttons/radiobuttons for level/element properties */
 521 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 522
 523 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 524 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 525 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 526 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 3)
 527 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 4)
 528 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 5)
 529 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 530 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 7)
 531 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 8)
 532 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 9)
 533 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 10)
 534 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 535 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 12)
 536 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 537 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 538 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 15)
 539 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 16)
 540 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 541 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 542 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 19)
 543 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 544 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 21)
 545 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 22)
 546 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 23)
 547 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 24)
 548 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 25)
 549 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 550 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 551 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 552 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 553 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 554 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 555 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 32)
 556 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 33)
 557 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 34)
 558 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 35)
 559 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 36)
 560 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 37)
 561 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 38)
 562 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 39)
 563
 564 /* gadgets for buttons in element list */
 565 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 40)
 566 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 567                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 568
 569 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 570
 571 /* radio button numbers */
 572 #define RADIO_NR_NONE                   0
 573 #define RADIO_NR_DRAWING_TOOLBOX        1
 574 #define RADIO_NR_RANDOM_ELEMENTS        2
 575
 576 /* values for counter gadgets */
 577 #define ED_COUNTER_ID_SELECT_LEVEL      0
 578 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 579 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 580 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 581 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 582 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 583 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 584 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 585 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 586 #define ED_COUNTER_ID_YAMYAM_CONTENT    9
 587 #define ED_COUNTER_ID_ENVELOPE_XSIZE    10
 588 #define ED_COUNTER_ID_ENVELOPE_YSIZE    11
 589 #define ED_COUNTER_ID_CUSTOM_SCORE      12
 590 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   13
 591 #define ED_COUNTER_ID_PUSH_DELAY_FIX    14
 592 #define ED_COUNTER_ID_PUSH_DELAY_RND    15
 593 #define ED_COUNTER_ID_DROP_DELAY_FIX    16
 594 #define ED_COUNTER_ID_DROP_DELAY_RND    17
 595 #define ED_COUNTER_ID_MOVE_DELAY_FIX    18
 596 #define ED_COUNTER_ID_MOVE_DELAY_RND    19
 597 #define ED_COUNTER_ID_EXPLOSION_DELAY   20
 598 #define ED_COUNTER_ID_IGNITION_DELAY    21
 599 #define ED_COUNTER_ID_GROUP_CONTENT     22
 600 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  23
 601 #define ED_COUNTER_ID_CHANGE_DELAY_RND  24
 602 #define ED_COUNTER_ID_CHANGE_CONT_RND   25
 603
 604 #define ED_NUM_COUNTERBUTTONS           26
 605
 606 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 607 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 608
 609 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 610 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 611 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 612 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 613 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 614 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 615
 616 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 617 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 618
 619 /* values for scrollbutton gadgets */
 620 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 621 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 622 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 623 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 624 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 625 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 626
 627 #define ED_NUM_SCROLLBUTTONS            6
 628
 629 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 630 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 631
 632 /* values for scrollbar gadgets */
 633 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 634 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 635 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 636
 637 #define ED_NUM_SCROLLBARS               3
 638
 639 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 640 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 641
 642 /* values for text input gadgets */
 643 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 644 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 645 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 646
 647 #define ED_NUM_TEXTINPUT                3
 648
 649 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 650 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 651
 652 /* values for text area gadgets */
 653 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 654
 655 #define ED_NUM_TEXTAREAS                        1
 656
 657 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 658 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 659
 660 /* values for selectbox gadgets */
 661 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 662 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 663 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      2
 664 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     3
 665 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 4
 666 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 5
 667 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   6
 668 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     7
 669 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   8
 670 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    9
 671 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  10
 672 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    11
 673 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    12
 674 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       13
 675 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   14
 676 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       15
 677 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    16
 678 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     17
 679 #define ED_SELECTBOX_ID_CHANGE_SIDE             18
 680 #define ED_SELECTBOX_ID_CHANGE_PLAYER           19
 681 #define ED_SELECTBOX_ID_CHANGE_PAGE             20
 682 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     21
 683 #define ED_SELECTBOX_ID_ACTION_TYPE             22
 684 #define ED_SELECTBOX_ID_ACTION_MODE             23
 685 #define ED_SELECTBOX_ID_ACTION_ARG              24
 686 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      25
 687 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       26
 688
 689 #define ED_NUM_SELECTBOX                        27
 690
 691 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 692 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_GAME_ENGINE_TYPE
 693
 694 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 695 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 696 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 697 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 698 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 699 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 700
 701 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 702 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 703
 704 /* values for textbutton gadgets */
 705 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 706 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 707 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 708 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 709 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 710 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 711 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 712 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 713
 714 #define ED_NUM_TEXTBUTTONS                      8
 715
 716 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 717 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 718
 719 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 720 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 721
 722 /* values for graphicbutton gadgets */
 723 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 724 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 725 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 726 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 727
 728 #define ED_NUM_GRAPHICBUTTONS                   4
 729
 730 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 731 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 732
 733 /* values for checkbutton gadgets */
 734 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 735 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 736 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 737 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 738 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 739 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    5
 740 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          6
 741 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      7
 742 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   8
 743 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    9
 744 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  10
 745 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    11
 746 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    12
 747 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     13
 748 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    14
 749 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   15
 750 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     16
 751 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 17
 752 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 18
 753 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 19
 754 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       20
 755 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       21
 756 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      22
 757 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       23
 758 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         24
 759 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    25
 760 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   26
 761 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  27
 762 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 28
 763 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     29
 764 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          30
 765 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  31
 766 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   32
 767 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  33
 768 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    34
 769 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  35
 770 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     36
 771 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     37
 772
 773 #define ED_NUM_CHECKBUTTONS                     38
 774
 775 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 776 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 777
 778 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 779 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 780 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 781 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 782 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 783 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 784
 785 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 786 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 787
 788 /* values for radiobutton gadgets */
 789 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 790 #define ED_RADIOBUTTON_ID_QUANTITY      1
 791
 792 #define ED_NUM_RADIOBUTTONS             2
 793
 794 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 795 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 796
 797 /* values for drawing area gadgets */
 798 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 799 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 800 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 801 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 802 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 803 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 804 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 805 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 806 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 807 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 808 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 809 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 810 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 811 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 812 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 813 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 814 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 815 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 816 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            18
 817 #define ED_DRAWING_ID_CUSTOM_CONTENT            19
 818 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         20
 819 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         21
 820 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      22
 821 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     23
 822 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     24
 823 #define ED_DRAWING_ID_GROUP_CONTENT             25
 824 #define ED_DRAWING_ID_RANDOM_BACKGROUND         26
 825
 826 #define ED_NUM_DRAWING_AREAS                    27
 827
 828
 829 /*
 830   -----------------------------------------------------------------------------
 831   some internally used definitions
 832   -----------------------------------------------------------------------------
 833 */
 834
 835 /* values for CopyLevelToUndoBuffer() */
 836 #define UNDO_IMMEDIATE                  0
 837 #define UNDO_ACCUMULATE                 1
 838
 839 /* values for scrollbars */
 840 #define ED_SCROLL_NO                    0
 841 #define ED_SCROLL_LEFT                  1
 842 #define ED_SCROLL_RIGHT                 2
 843 #define ED_SCROLL_UP                    4
 844 #define ED_SCROLL_DOWN                  8
 845
 846 /* screens in the level editor */
 847 #define ED_MODE_DRAWING                 0
 848 #define ED_MODE_INFO                    1
 849 #define ED_MODE_PROPERTIES              2
 850
 851 /* sub-screens in the element properties section */
 852 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 853 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 854 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 855 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 856 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 857
 858 /* how many steps can be cancelled */
 859 #define NUM_UNDO_STEPS                  (10 + 1)
 860
 861 /* values for elements with score for certain actions */
 862 #define MIN_SCORE                       0
 863 #define MAX_SCORE                       255
 864
 865 /* values for elements with count for collecting */
 866 #define MIN_COLLECT_COUNT               0
 867 #define MAX_COLLECT_COUNT               255
 868
 869 /* values for random placement */
 870 #define RANDOM_USE_PERCENTAGE           0
 871 #define RANDOM_USE_QUANTITY             1
 872
 873 /* maximal size of level editor drawing area */
 874 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 875 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 876
 877
 878 /*
 879   -----------------------------------------------------------------------------
 880   some internally used data structure definitions
 881   -----------------------------------------------------------------------------
 882 */
 883
 884 static struct
 885 {
 886   char shortcut;
 887   char *text;
 888 } control_info[ED_NUM_CTRL_BUTTONS] =
 889 {
 890   /* note: some additional characters are already reserved for "cheat mode"
 891      shortcuts (":XYZ" style) -- for details, see "events.c" */
 892
 893   { 's',        "draw single items"                     },
 894   { 'd',        "draw connected items"                  },
 895   { 'l',        "draw lines"                            },
 896   { 'a',        "draw arcs"                             },
 897   { 'r',        "draw outline rectangles"               },
 898   { 'R',        "draw filled rectangles"                },
 899   { '\0',       "wrap (rotate) level up"                },
 900   { 't',        "enter text elements"                   },
 901   { 'f',        "flood fill"                            },
 902   { '\0',       "wrap (rotate) level left"              },
 903   { '?',        "properties of drawing element"         },
 904   { '\0',       "wrap (rotate) level right"             },
 905   { '\0',       "random element placement"              },
 906   { 'b',        "grab brush"                            },
 907   { '\0',       "wrap (rotate) level down"              },
 908   { ',',        "pick drawing element"                  },
 909
 910   { 'U',        "undo last operation"                   },
 911   { 'I',        "level properties"                      },
 912   { 'S',        "save level"                            },
 913   { 'C',        "clear level"                           },
 914   { 'T',        "test level"                            },
 915   { 'E',        "exit level editor"                     },
 916
 917   { '\0',       "copy settings from other element"      },
 918   { '\0',       "copy settings to other element"        },
 919   { '\0',       "exchange element with other element"   },
 920
 921   { '\0',       "copy settings from this element"       },
 922   { '\0',       "paste settings to this element"        },
 923 };
 924
 925 static int random_placement_value = 10;
 926 static int random_placement_method = RANDOM_USE_QUANTITY;
 927 static int random_placement_background_element = EL_SAND;
 928 static boolean random_placement_background_restricted = FALSE;
 929 static boolean stick_element_properties_window = FALSE;
 930 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 931 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 932 static struct ElementChangeInfo custom_element_change;
 933 static struct ElementGroupInfo group_element_info;
 934 static struct ElementInfo custom_element;
 935
 936 static struct
 937 {
 938   int x, y;
 939   int min_value, max_value;
 940   int gadget_id_down, gadget_id_up;
 941   int gadget_id_text;
 942   int gadget_id_align;
 943   int *value;
 944   char *text_above, *text_left, *text_right;
 945 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 946 {
 947   /* ---------- current level number --------------------------------------- */
 948
 949   {
 950     DX + 5 - SX,                        DY + 3 - SY,
 951     1,                                  100,
 952     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 953     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 954     &level_nr,
 955     NULL,                               NULL, NULL
 956   },
 957
 958   /* ---------- level and editor settings ---------------------------------- */
 959
 960   {
 961     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 962     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 963     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 964     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 965     &level.fieldx,
 966     "playfield size:",                  NULL, "width",
 967   },
 968   {
 969     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
 970     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 971     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 972     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 973     &level.fieldy,
 974     NULL,                               " ", "height",
 975   },
 976   {
 977     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
 978     0,                                  999,
 979     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 980     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 981     &level.gems_needed,
 982     NULL, "number of gems to collect:", NULL
 983   },
 984   {
 985     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
 986     0,                                  9999,
 987     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 988     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 989     &level.time,
 990     "time or step limit to solve level:", NULL, NULL
 991   },
 992   {
 993     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
 994     0,                                  255,
 995     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 996     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 997     &level.score[SC_TIME_BONUS],
 998     "score for each 10 sec/steps left:", NULL, NULL
 999   },
1000   {
1001     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1002     1,                                  100,
1003     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1004     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1005     &random_placement_value,
1006     "random element placement:",        NULL, "in"
1007   },
1008
1009   /* ---------- element settings: configure (various elements) ------------- */
1010
1011   {
1012     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1013     MIN_SCORE,                          MAX_SCORE,
1014     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1015     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1016     NULL,                               /* will be set when used */
1017     NULL,                               NULL, NULL
1018   },
1019   {
1020     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1021     MIN_SCORE,                          MAX_SCORE,
1022     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1023     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1024     NULL,                               /* will be set when used */
1025     NULL,                               NULL, NULL
1026   },
1027   {
1028     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1029     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1030     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1031     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1032     &level.num_yamyam_contents,
1033     NULL,                               NULL, "number of content areas"
1034   },
1035   {
1036     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1037     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1038     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1039     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1040     NULL,
1041     NULL,                               NULL, "width",
1042   },
1043   {
1044     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1045     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1046     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1047     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1048     NULL,
1049     NULL,                               " ", "height",
1050   },
1051
1052   /* ---------- element settings: configure 1 (custom elements) ------------ */
1053
1054   {
1055     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1056     MIN_SCORE,                          MAX_SCORE,
1057     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1058     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1059     &custom_element.collect_score_initial,
1060     NULL,                               "score", " "
1061   },
1062   {
1063     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1064     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1065     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1066     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1067     &custom_element.collect_count_initial,
1068     NULL,                               "count", NULL
1069   },
1070   {
1071     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1072     0,                                  255,
1073     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1074     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1075     &custom_element.push_delay_fixed,
1076     NULL,                               "push delay", NULL
1077   },
1078   {
1079     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1080     0,                                  255,
1081     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1082     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1083     &custom_element.push_delay_random,
1084     NULL,                               "+random", NULL
1085   },
1086   {
1087     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1088     0,                                  255,
1089     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1090     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1091     &custom_element.drop_delay_fixed,
1092     NULL,                               "drop delay", NULL
1093   },
1094   {
1095     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1096     0,                                  255,
1097     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1098     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1099     &custom_element.drop_delay_random,
1100     NULL,                               "+random", NULL
1101   },
1102
1103   /* ---------- element settings: configure 2 (custom elements) ------------ */
1104
1105   {
1106     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1107     0,                                  999,
1108     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1109     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1110     &custom_element.move_delay_fixed,
1111     NULL,                               "move delay", NULL
1112   },
1113   {
1114     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1115     0,                                  999,
1116     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1117     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1118     &custom_element.move_delay_random,
1119     NULL,                               "+random", NULL
1120   },
1121   {
1122     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1123     0,                                  255,
1124     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1125     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1126     &custom_element.explosion_delay,
1127     NULL,                               "explosion delay", NULL
1128   },
1129   {
1130     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1131     0,                                  255,
1132     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1133     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1134     &custom_element.ignition_delay,
1135     NULL,                               "ignition delay", "(by fire)"
1136   },
1137
1138   /* ---------- element settings: configure (group elements) --------------- */
1139
1140   {
1141     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1142     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1143     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1144     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1145     &group_element_info.num_elements,
1146     NULL,                               NULL, "number of elements in group"
1147   },
1148
1149   /* ---------- element settings: advanced (custom elements) --------------- */
1150
1151   {
1152     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1153     0,                                  999,
1154     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1155     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1156     &custom_element_change.delay_fixed,
1157     NULL,                               "delay", NULL,
1158   },
1159   {
1160     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1161     0,                                  999,
1162     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1163     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1164     &custom_element_change.delay_random,
1165     NULL,                               "+random", NULL
1166   },
1167   {
1168     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1169     0,                                  100,
1170     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1171     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1172     &custom_element_change.random_percentage,
1173     NULL,                               "use random replace:", "%"
1174   },
1175 };
1176
1177 static struct
1178 {
1179   int x, y;
1180   int gadget_id;
1181   int size;
1182   char *value;
1183   char *text_above, *infotext;
1184 } textinput_info[ED_NUM_TEXTINPUT] =
1185 {
1186   {
1187     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1188     GADGET_ID_LEVEL_NAME,
1189     MAX_LEVEL_NAME_LEN,
1190     level.name,
1191     "Title:", "Title"
1192   },
1193   {
1194     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1195     GADGET_ID_LEVEL_AUTHOR,
1196     MAX_LEVEL_AUTHOR_LEN,
1197     level.author,
1198     "Author:", "Author"
1199   },
1200   {
1201     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1202     GADGET_ID_ELEMENT_NAME,
1203     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1204     custom_element.description,
1205     NULL, "Element name"
1206   }
1207 };
1208
1209 static struct
1210 {
1211   int x, y;
1212   int gadget_id;
1213   int xsize, ysize;
1214   char *value;
1215   char *text_above, *infotext;
1216 } textarea_info[ED_NUM_TEXTAREAS] =
1217 {
1218   {
1219     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1220     GADGET_ID_ENVELOPE_INFO,
1221     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1222     NULL,
1223     "Envelope Info:", "Envelope Info"
1224   }
1225 };
1226
1227 static struct ValueTextInfo options_time_or_steps[] =
1228 {
1229   { 0,                          "seconds"                       },
1230   { 1,                          "steps"                         },
1231
1232   { -1,                         NULL                            }
1233 };
1234
1235 static struct ValueTextInfo options_game_engine_type[] =
1236 {
1237   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1238   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1239
1240   { -1,                         NULL                            }
1241 };
1242
1243 static struct ValueTextInfo options_access_type[] =
1244 {
1245   { EP_WALKABLE,                "walkable"                      },
1246   { EP_PASSABLE,                "passable"                      },
1247
1248   { -1,                         NULL                            }
1249 };
1250
1251 static struct ValueTextInfo options_access_layer[] =
1252 {
1253   { EP_ACCESSIBLE_OVER,         "over"                          },
1254   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1255   { EP_ACCESSIBLE_UNDER,        "under"                         },
1256
1257   { -1,                         NULL                            }
1258 };
1259
1260 static struct ValueTextInfo options_access_protected[] =
1261 {
1262   { 0,                          "unprotected"                   },
1263   { 1,                          "protected"                     },
1264
1265   { -1,                         NULL                            }
1266 };
1267
1268 static struct ValueTextInfo options_access_direction[] =
1269 {
1270   { MV_NO_DIRECTIONS,           "no direction"                  },
1271   { MV_LEFT,                    "left"                          },
1272   { MV_RIGHT,                   "right"                         },
1273   { MV_UP,                      "up"                            },
1274   { MV_DOWN,                    "down"                          },
1275   { MV_LEFT  | MV_UP,           "left + up"                     },
1276   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1277   { MV_RIGHT | MV_UP,           "right + up"                    },
1278   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1279   { MV_HORIZONTAL,              "horizontal"                    },
1280   { MV_VERTICAL,                "vertical"                      },
1281   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1282   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1283   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1284   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1285   { MV_ALL_DIRECTIONS,          "all directions"                },
1286
1287   { -1,                         NULL                            }
1288 };
1289
1290 static struct ValueTextInfo options_walk_to_action[] =
1291 {
1292   { EP_DIGGABLE,                "diggable"                      },
1293   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1294   { EP_DROPPABLE,               "collectible & droppable"       },
1295   { EP_THROWABLE,               "collectible & throwable"       },
1296   { EP_PUSHABLE,                "pushable"                      },
1297
1298   { -1,                         NULL                            }
1299 };
1300
1301 static struct ValueTextInfo options_move_pattern[] =
1302 {
1303   { MV_LEFT,                    "left"                          },
1304   { MV_RIGHT,                   "right"                         },
1305   { MV_UP,                      "up"                            },
1306   { MV_DOWN,                    "down"                          },
1307   { MV_HORIZONTAL,              "horizontal"                    },
1308   { MV_VERTICAL,                "vertical"                      },
1309   { MV_ALL_DIRECTIONS,          "all directions"                },
1310   { MV_TOWARDS_PLAYER,          "towards player"                },
1311   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1312   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1313   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1314   { MV_TURNING_LEFT,            "turning left"                  },
1315   { MV_TURNING_RIGHT,           "turning right"                 },
1316   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1317   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1318   { MV_TURNING_RANDOM,          "turning random"                },
1319   { MV_MAZE_RUNNER,             "maze runner style"             },
1320   { MV_MAZE_HUNTER,             "maze hunter style"             },
1321   { MV_WHEN_PUSHED,             "when pushed"                   },
1322   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1323
1324   { -1,                         NULL                            }
1325 };
1326
1327 static struct ValueTextInfo options_move_direction[] =
1328 {
1329   { MV_START_AUTOMATIC,         "automatic"                     },
1330   { MV_START_LEFT,              "left"                          },
1331   { MV_START_RIGHT,             "right"                         },
1332   { MV_START_UP,                "up"                            },
1333   { MV_START_DOWN,              "down"                          },
1334   { MV_START_RANDOM,            "random"                        },
1335   { MV_START_PREVIOUS,          "previous"                      },
1336
1337   { -1,                         NULL                            }
1338 };
1339
1340 static struct ValueTextInfo options_move_stepsize[] =
1341 {
1342   { 0,                          "not moving"                    },
1343   { 1,                          "very slow"                     },
1344   { 2,                          "slow"                          },
1345   { 4,                          "normal"                        },
1346   { 8,                          "fast"                          },
1347   { 16,                         "very fast"                     },
1348   { 32,                         "even faster"                   },
1349
1350   { -1,                         NULL                            }
1351 };
1352
1353 static struct ValueTextInfo options_move_leave_type[] =
1354 {
1355   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1356   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1357
1358   { -1,                         NULL                            }
1359 };
1360
1361 static struct ValueTextInfo options_smash_targets[] =
1362 {
1363   { EP_CAN_SMASH_PLAYER,        "player"                        },
1364 #if 0
1365   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1366 #endif
1367   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1368
1369   { -1,                         NULL                            }
1370 };
1371
1372 static struct ValueTextInfo options_slippery_type[] =
1373 {
1374   { SLIPPERY_ANY_RANDOM,        "random"                        },
1375   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1376   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1377   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1378   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1379
1380   { -1,                         NULL                            }
1381 };
1382
1383 static struct ValueTextInfo options_deadliness[] =
1384 {
1385   { EP_DONT_RUN_INTO,           "running into"                  },
1386   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1387   { EP_DONT_TOUCH,              "touching"                      },
1388
1389   { -1,                         NULL                            }
1390 };
1391
1392 static struct ValueTextInfo options_explosion_type[] =
1393 {
1394   { EXPLODES_3X3,               "3x3"                           },
1395   { EXPLODES_CROSS,             "3+3"                           },
1396   { EXPLODES_1X1,               "1x1"                           },
1397
1398   { -1,                         NULL                            }
1399 };
1400
1401 static struct ValueTextInfo options_time_units[] =
1402 {
1403   { 1,                          "frames"                        },
1404   { FRAMES_PER_SECOND,          "seconds"                       },
1405
1406   { -1,                         NULL                            }
1407 };
1408
1409 static struct ValueTextInfo options_change_direct_action[] =
1410 {
1411   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1412   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1413   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1414   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1415   { CE_LEFT_BY_PLAYER,          "left by player"                },
1416   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1417   { CE_SWITCHED,                "switched"                      },
1418   { CE_HITTING_SOMETHING,       "hitting something"             },
1419   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1420 #if 0
1421   { CE_BLOCKED,                 "blocked"                       },
1422 #endif
1423   { CE_IMPACT,                  "impact (on something)"         },
1424   { CE_SMASHED,                 "smashed (from above)"          },
1425   { CE_COUNT_AT_ZERO,           "CE count at zero"              },
1426
1427   { -1,                         NULL                            }
1428 };
1429
1430 static struct ValueTextInfo options_change_other_action[] =
1431 {
1432   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1433   { CE_PLAYER_PRESSES_X,        "player presses"                },
1434   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1435   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1436   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1437   { CE_PLAYER_DIGS_X,           "player digs"                   },
1438   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1439   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1440   { CE_TOUCHING_X,              "touching"                      },
1441   { CE_HITTING_X,               "hitting"                       },
1442   { CE_HIT_BY_X,                "hit by"                        },
1443   { CE_SWITCH_OF_X,             "switch of"                     },
1444   { CE_CHANGE_OF_X,             "change by page of"             },
1445   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1446   { CE_COUNT_AT_ZERO_OF_X,      "CE count at zero of"           },
1447
1448   { -1,                         NULL                            }
1449 };
1450
1451 static struct ValueTextInfo options_change_trigger_side[] =
1452 {
1453   { CH_SIDE_LEFT,               "left"                          },
1454   { CH_SIDE_RIGHT,              "right"                         },
1455   { CH_SIDE_TOP,                "top"                           },
1456   { CH_SIDE_BOTTOM,             "bottom"                        },
1457   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1458   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1459   { CH_SIDE_ANY,                "any"                           },
1460
1461   { -1,                         NULL                            }
1462 };
1463
1464 static struct ValueTextInfo options_change_trigger_player[] =
1465 {
1466   { CH_PLAYER_1,                "1"                             },
1467   { CH_PLAYER_2,                "2"                             },
1468   { CH_PLAYER_3,                "3"                             },
1469   { CH_PLAYER_4,                "4"                             },
1470   { CH_PLAYER_ANY,              "any"                           },
1471
1472   { -1,                         NULL                            }
1473 };
1474
1475 static struct ValueTextInfo options_change_trigger_page[] =
1476 {
1477   { (1 << 0),                   "1"                             },
1478   { (1 << 1),                   "2"                             },
1479   { (1 << 2),                   "3"                             },
1480   { (1 << 3),                   "4"                             },
1481   { (1 << 4),                   "5"                             },
1482   { (1 << 5),                   "6"                             },
1483   { (1 << 6),                   "7"                             },
1484   { (1 << 7),                   "8"                             },
1485   { (1 << 8),                   "9"                             },
1486   { (1 << 9),                   "10"                            },
1487   { (1 << 10),                  "11"                            },
1488   { (1 << 11),                  "12"                            },
1489   { (1 << 12),                  "13"                            },
1490   { (1 << 13),                  "14"                            },
1491   { (1 << 14),                  "15"                            },
1492   { (1 << 15),                  "16"                            },
1493   { (1 << 16),                  "17"                            },
1494   { (1 << 17),                  "18"                            },
1495   { (1 << 18),                  "19"                            },
1496   { (1 << 19),                  "20"                            },
1497   { (1 << 20),                  "21"                            },
1498   { (1 << 21),                  "22"                            },
1499   { (1 << 22),                  "23"                            },
1500   { (1 << 23),                  "24"                            },
1501   { (1 << 24),                  "25"                            },
1502   { (1 << 25),                  "26"                            },
1503   { (1 << 26),                  "27"                            },
1504   { (1 << 27),                  "28"                            },
1505   { (1 << 28),                  "29"                            },
1506   { (1 << 29),                  "30"                            },
1507   { (1 << 30),                  "31"                            },
1508   { (1 << 31),                  "32"                            },
1509   { CH_PAGE_ANY,                "any"                           },
1510
1511   { -1,                         NULL                            }
1512 };
1513
1514 static struct ValueTextInfo options_change_replace_when[] =
1515 {
1516   { CP_WHEN_EMPTY,              "empty"                         },
1517   { CP_WHEN_WALKABLE,           "walkable"                      },
1518   { CP_WHEN_DIGGABLE,           "diggable"                      },
1519   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1520   { CP_WHEN_REMOVABLE,          "removable"                     },
1521   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1522
1523   { -1,                         NULL                            }
1524 };
1525
1526 static struct ValueTextInfo options_action_type[] =
1527 {
1528   { CA_NO_ACTION,               "no action"                     },
1529   { CA_EXIT_PLAYER,             "exit player"                   },
1530   { CA_KILL_PLAYER,             "kill player"                   },
1531   { CA_RESTART_LEVEL,           "restart level"                 },
1532   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1533   { CA_ADD_KEY,                 "add key"                       },
1534   { CA_DEL_KEY,                 "remove key"                    },
1535   { CA_SET_PLAYER_SPEED,        "set player speed"              },
1536   { CA_SET_GEMS,                "set gems"                      },
1537   { CA_SET_TIME,                "set time"                      },
1538   { CA_SET_SCORE,               "set score"                     },
1539   { CA_SET_CE_SCORE,            "set CE score"                  },
1540   { CA_SET_CE_COUNT,            "set CE count"                  },
1541 #if 0
1542   { CA_SET_DYNABOMB_NUMBER,     "set bomb number"               },
1543   { CA_SET_DYNABOMB_SIZE,       "set bomb size"                 },
1544   { CA_SET_DYNABOMB_POWER,      "set bomb power"                },
1545 #endif
1546   { CA_TOGGLE_PLAYER_GRAVITY,   "toggle gravity"                },
1547   { CA_ENABLE_PLAYER_GRAVITY,   "enable gravity"                },
1548   { CA_DISABLE_PLAYER_GRAVITY,  "disable gravity"               },
1549
1550   { -1,                         NULL                            }
1551 };
1552
1553 static struct ValueTextInfo options_action_mode[] =
1554 {
1555   { CA_MODE_UNDEFINED,          " "                             },
1556   { CA_MODE_SET,                "="                             },
1557   { CA_MODE_ADD,                "+"                             },
1558   { CA_MODE_SUBTRACT,           "-"                             },
1559   { CA_MODE_MULTIPLY,           "*"                             },
1560   { CA_MODE_DIVIDE,             "/"                             },
1561   { CA_MODE_MODULO,             "%"                             },
1562
1563   { -1,                         NULL                            }
1564 };
1565
1566 static struct ValueTextInfo options_action_arg[] =
1567 {
1568   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1569   { CA_ARG_PLAYER_1,            "1"                             },
1570   { CA_ARG_PLAYER_2,            "2"                             },
1571   { CA_ARG_PLAYER_3,            "3"                             },
1572   { CA_ARG_PLAYER_4,            "4"                             },
1573   { CA_ARG_PLAYER_ANY,          "any"                           },
1574   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1575   { CA_ARG_UNDEFINED,           " "                             },
1576   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1577   { CA_ARG_0,                   "0"                             },
1578   { CA_ARG_1,                   "1"                             },
1579   { CA_ARG_2,                   "2"                             },
1580   { CA_ARG_3,                   "3"                             },
1581   { CA_ARG_4,                   "4"                             },
1582   { CA_ARG_5,                   "5"                             },
1583   { CA_ARG_10,                  "10"                            },
1584   { CA_ARG_100,                 "100"                           },
1585   { CA_ARG_1000,                "1000"                          },
1586   { CA_ARG_UNDEFINED,           " "                             },
1587   { CA_ARG_NUMBER_MIN,          "min"                           },
1588   { CA_ARG_NUMBER_MAX,          "max"                           },
1589   { CA_ARG_NUMBER_NORMAL,       "normal"                        },
1590   { CA_ARG_NUMBER_RESET,        "reset"                         },
1591   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1592   { CA_ARG_NUMBER_CE_COUNT,     "CE count"                      },
1593   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1594   { CA_ARG_UNDEFINED,           " "                             },
1595   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1596   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1597   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1598
1599   { -1,                         NULL                            }
1600 };
1601
1602 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1603 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1604 {
1605   { -1,                         NULL                            }
1606 };
1607
1608 static struct ValueTextInfo options_group_choice_mode[] =
1609 {
1610   { ANIM_RANDOM,                "random"                        },
1611   { ANIM_LOOP,                  "loop"                          },
1612   { ANIM_LINEAR,                "linear"                        },
1613   { ANIM_PINGPONG,              "pingpong"                      },
1614   { ANIM_PINGPONG2,             "pingpong 2"                    },
1615
1616   { -1,                         NULL                            }
1617 };
1618
1619 static struct
1620 {
1621   int x, y;
1622   int gadget_id;
1623   int gadget_id_align;
1624   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1625   struct ValueTextInfo *options;
1626   int *value;
1627   char *text_left, *text_right, *infotext;
1628 } selectbox_info[ED_NUM_SELECTBOX] =
1629 {
1630   /* ---------- level and editor settings ---------------------------------- */
1631
1632   {
1633     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1634     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1635     -1,
1636     options_time_or_steps,
1637     &level.use_step_counter,
1638     NULL, "(0 => no limit)",            "time or step limit"
1639   },
1640   {
1641     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1642     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1643     -1,
1644     options_game_engine_type,
1645     &level.game_engine_type,
1646     "game engine:", NULL,               "game engine"
1647   },
1648
1649   /* ---------- element settings: configure 1 (custom elements) ----------- */
1650
1651   {
1652     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1653     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1654     -1,
1655     options_access_type,
1656     &custom_element.access_type,
1657     NULL, NULL,                         "type of access to this field"
1658   },
1659   {
1660     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1661     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1662     -1,
1663     options_access_layer,
1664     &custom_element.access_layer,
1665     NULL, NULL,                         "layer of access for this field"
1666   },
1667   {
1668     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1669     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1670     -1,
1671     options_access_protected,
1672     &custom_element.access_protected,
1673     NULL, NULL,                         "protected access for this field"
1674   },
1675   {
1676     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1677     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1678     -1,
1679     options_access_direction,
1680     &custom_element.access_direction,
1681     "from", NULL,                       "access direction for this field"
1682   },
1683   {
1684     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1685     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1686     -1,
1687     options_walk_to_action,
1688     &custom_element.walk_to_action,
1689     NULL, NULL,                         "diggable/collectible/pushable"
1690   },
1691
1692   /* ---------- element settings: configure 2 (custom elements) ----------- */
1693
1694   {
1695     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1696     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1697     -1,
1698     options_move_pattern,
1699     &custom_element.move_pattern,
1700     "can move", NULL,                   "element move pattern"
1701   },
1702   {
1703     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1704     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1705     -1,
1706     options_move_direction,
1707     &custom_element.move_direction_initial,
1708     "starts moving", NULL,              "initial element move direction"
1709   },
1710   {
1711     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1712     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1713     -1,
1714     options_move_stepsize,
1715     &custom_element.move_stepsize,
1716     "move/fall speed", NULL,            "speed of element movement"
1717   },
1718   {
1719     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1720     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1721     -1,
1722     options_move_leave_type,
1723     &custom_element.move_leave_type,
1724     "can dig:    can", ":",             "leave behind or change element"
1725   },
1726   {
1727     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1728     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1729     -1,
1730     options_smash_targets,
1731     &custom_element.smash_targets,
1732     "can smash", NULL,                  "elements that can be smashed"
1733   },
1734   {
1735     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1736     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1737     -1,
1738     options_slippery_type,
1739     &custom_element.slippery_type,
1740     "slippery", NULL,                   "where other elements fall down"
1741   },
1742   {
1743     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
1744     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1745     -1,
1746     options_deadliness,
1747     &custom_element.deadliness,
1748     "deadly when", NULL,                "deadliness of element"
1749   },
1750   {
1751     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
1752     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1753     -1,
1754     options_explosion_type,
1755     &custom_element.explosion_type,
1756     "can explode", NULL,                "explosion type"
1757   },
1758
1759   /* ---------- element settings: advanced (custom elements) --------------- */
1760
1761   {
1762     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
1763     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1764     -1,
1765     options_time_units,
1766     &custom_element_change.delay_frames,
1767     "delay time given in", NULL,        "delay time units for change"
1768   },
1769   {
1770     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
1771     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1772     -1,
1773     options_change_direct_action,
1774     &custom_element_change.direct_action,
1775     NULL, NULL,                         "type of direct action"
1776   },
1777   {
1778     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
1779     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1780     -1,
1781     options_change_other_action,
1782     &custom_element_change.other_action,
1783     NULL, "element:",                   "type of other element action"
1784   },
1785   {
1786     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
1787     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1788     -1,
1789     options_change_trigger_side,
1790     &custom_element_change.trigger_side,
1791     "at", "side",                       "element side that causes change"
1792   },
1793   {
1794     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1795     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1796     -1,
1797     options_change_trigger_player,
1798     &custom_element_change.trigger_player,
1799     "player:", " ",                     "player that causes change"
1800   },
1801   {
1802     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1803     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1804     -1,
1805     options_change_trigger_page,
1806     &custom_element_change.trigger_page,
1807     "page:", NULL,                      "change page that causes change"
1808   },
1809   {
1810     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
1811     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
1812     -1,
1813     options_change_replace_when,
1814     &custom_element_change.replace_when,
1815     "replace when", NULL,               "which elements can be replaced"
1816   },
1817   {
1818     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1819     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
1820     -1,
1821     options_action_type,
1822     &custom_element_change.action_type,
1823     NULL, NULL,                         "action on specified condition"
1824   },
1825   {
1826     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1827     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
1828     -1,
1829     options_action_mode,
1830     &custom_element_change.action_mode,
1831     NULL, NULL,                         "action operator"
1832   },
1833   {
1834     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1835     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
1836     -1,
1837     options_action_arg,
1838     &custom_element_change.action_arg,
1839     NULL, NULL,                         "action parameter"
1840   },
1841   {
1842     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
1843     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1844     3,
1845     options_change_page,
1846     &custom_element.current_change_page,
1847     NULL, NULL,                         "element change page"
1848   },
1849
1850   /* ---------- element settings: configure (group elements) --------------- */
1851
1852   {
1853     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
1854     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1855     -1,
1856     options_group_choice_mode,
1857     &group_element_info.choice_mode,
1858     "choice type:", NULL,               "type of group element choice"
1859   },
1860 };
1861
1862 static struct
1863 {
1864   int x, y;
1865   int gadget_id;
1866   int gadget_id_align;
1867   int size;
1868   char *text;
1869   char *text_left, *text_right, *infotext;
1870 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1871 {
1872   {
1873     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1874     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1875     8,                                  "Info",
1876     NULL, NULL,                         "Show information about element"
1877   },
1878   {
1879     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1880     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1881     8,                                  "Config",
1882     NULL, NULL,                         "Configure element properties"
1883   },
1884   {
1885     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1886     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1887     8,                                  "Config 1",
1888     NULL, NULL,                         "Configure custom element properties"
1889   },
1890   {
1891     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
1892     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1893     8,                                  "Config 2",
1894     NULL, NULL,                         "Configure custom element properties"
1895   },
1896   {
1897     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
1898     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1899     8,                                  "Change",
1900     NULL, NULL,                         "Custom element change configuration"
1901   },
1902   {
1903     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1904     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1905     -1,                                 "Save",
1906     " ", "As Template",                 "Save current settings as new template"
1907   },
1908   {
1909     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1910     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
1911     -1,                                 "New",
1912     NULL, NULL,                         "Add new change page"
1913   },
1914   {
1915     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1916     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1917     -1,                                 "Delete",
1918     NULL, NULL,                         "Delete current change page"
1919   },
1920 };
1921
1922 static struct
1923 {
1924   int gd_x, gd_y;
1925   int x, y;
1926   int width, height;
1927   int gadget_id;
1928   int gadget_id_align;
1929   char *text_left, *text_right, *infotext;
1930 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1931 {
1932   {
1933     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1934     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
1935     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1936     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1937     NULL, NULL,                         "select previous change page"
1938   },
1939   {
1940     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1941     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1942     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1943     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1944     NULL, "change page",                "select next change page"
1945   },
1946   {
1947     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
1948     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1949     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1950     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
1951     " ", NULL,                          "copy settings from this change page"
1952   },
1953   {
1954     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
1955     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1956     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1957     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
1958     NULL, NULL,                         "paste settings to this change page"
1959   },
1960 };
1961
1962 static struct
1963 {
1964   int gd_x, gd_y;
1965   int x, y;
1966   int gadget_id;
1967   char *infotext;
1968 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1969 {
1970   {
1971     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1972     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1973     GADGET_ID_SCROLL_UP,
1974     "scroll level editing area up"
1975   },
1976   {
1977     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1978     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1979     GADGET_ID_SCROLL_DOWN,
1980     "scroll level editing area down"
1981   },
1982   {
1983     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1984     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1985     GADGET_ID_SCROLL_LEFT,
1986     "scroll level editing area left"
1987   },
1988   {
1989     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1990     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1991     GADGET_ID_SCROLL_RIGHT,
1992     "scroll level editing area right"
1993   },
1994   {
1995     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1996     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1997     GADGET_ID_SCROLL_LIST_UP,
1998     "scroll element list up ('Page Up')"
1999   },
2000   {
2001     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2002     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2003     GADGET_ID_SCROLL_LIST_DOWN,
2004     "scroll element list down ('Page Down')"
2005   },
2006 };
2007
2008 static struct
2009 {
2010   int gd_x, gd_y;
2011   int x, y;
2012   int width, height;
2013   int type;
2014   int gadget_id;
2015   char *infotext;
2016 } scrollbar_info[ED_NUM_SCROLLBARS] =
2017 {
2018   {
2019     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2020     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2021     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2022     GD_TYPE_SCROLLBAR_HORIZONTAL,
2023     GADGET_ID_SCROLL_HORIZONTAL,
2024     "scroll level editing area horizontally"
2025   },
2026   {
2027     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2028     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2029     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2030     GD_TYPE_SCROLLBAR_VERTICAL,
2031     GADGET_ID_SCROLL_VERTICAL,
2032     "scroll level editing area vertically"
2033   },
2034   {
2035     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2036     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2037     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2038     GD_TYPE_SCROLLBAR_VERTICAL,
2039     GADGET_ID_SCROLL_LIST_VERTICAL,
2040     "scroll element list vertically"
2041   }
2042 };
2043
2044 static struct
2045 {
2046   int x, y;
2047   int gadget_id;
2048   int gadget_id_align;
2049   int radio_button_nr;
2050   int *value;
2051   int checked_value;
2052   char *text_left, *text_right, *infotext;
2053 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2054 {
2055   {
2056     -1,                                 ED_COUNTER2_YPOS(8),
2057     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2058     RADIO_NR_RANDOM_ELEMENTS,
2059     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2060     " ", "percentage",                  "use percentage for random elements"
2061   },
2062   {
2063     -1,                                 ED_COUNTER2_YPOS(8),
2064     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2065     RADIO_NR_RANDOM_ELEMENTS,
2066     &random_placement_method,           RANDOM_USE_QUANTITY,
2067     " ", "quantity",                    "use quantity for random elements"
2068   }
2069 };
2070
2071 static struct
2072 {
2073   int x, y;
2074   int gadget_id;
2075   int gadget_id_align;
2076   boolean *value;
2077   char *text_left, *text_right, *infotext;
2078 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2079 {
2080   /* ---------- level and editor settings ---------------------------------- */
2081
2082   {
2083     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2084     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2085     &level.initial_gravity,
2086     NULL,
2087     "initial gravity",                  "set initial level gravity"
2088   },
2089   {
2090     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2091     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2092     &random_placement_background_restricted,
2093     NULL,
2094     "restrict random placement to:",    "set random placement restriction"
2095   },
2096
2097   /* ---------- element settings: configure (various elements) ------------- */
2098
2099   {
2100     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2101     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2102     &stick_element_properties_window,
2103     NULL,
2104     "stick this screen to edit content","stick this screen to edit content"
2105   },
2106   {
2107     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2108     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2109     &level.em_slippery_gems,
2110     NULL,
2111     "slip down from certain flat walls","use EM style slipping behaviour"
2112   },
2113   {
2114     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2115     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2116     &level.use_spring_bug,
2117     NULL,
2118     "use spring pushing bug",           "use odd spring pushing behaviour"
2119   },
2120   {
2121     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2122     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2123     &level.grow_into_diggable,
2124     NULL,
2125     "can grow into anything diggable",  "grow into more than just sand"
2126   },
2127   {
2128     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2129     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2130     &level.double_speed,
2131     NULL,
2132     "double speed movement",            "set initial movement speed of player"
2133   },
2134   {
2135     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2136     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2137     &level.block_last_field,
2138     NULL,
2139     "block last field when moving",     "player blocks last field when moving"
2140   },
2141   {
2142     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2143     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2144     &level.sp_block_last_field,
2145     NULL,
2146     "block last field when moving",     "player blocks last field when moving"
2147   },
2148   {
2149     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2150     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2151     &level.instant_relocation,
2152     NULL,
2153     "no scrolling when relocating",     "player gets relocated without delay"
2154   },
2155   {
2156     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2157     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2158     &level.can_pass_to_walkable,
2159     NULL,
2160     "can pass to walkable element",     "player can pass to empty or walkable"
2161   },
2162   {
2163     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2164     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2165     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2166     NULL,
2167     "can fall into acid (with gravity)","player can fall into acid pool"
2168   },
2169   {
2170     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2171     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2172     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2173     NULL,
2174     "can move into acid",               "element can move into acid pool"
2175   },
2176   {
2177     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2178     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2179     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2180     NULL,
2181     "deadly when colliding with",       "element is deadly when hitting player"
2182   },
2183
2184   /* ---------- element settings: configure 1 (custom elements) ----------- */
2185
2186   {
2187     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2188     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2189     &custom_element.use_gfx_element,
2190
2191     /* !!! add separate "use existing element sound" !!! */
2192 #if 0
2193     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2194 #else
2195     NULL, "use graphic of element:",    "use existing element graphic"
2196 #endif
2197   },
2198   {
2199     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2200     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2201     &level.use_custom_template,
2202     NULL, "use template",               "use template for custom properties"
2203   },
2204   {
2205     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2206     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2207     &custom_element_properties[EP_ACCESSIBLE],
2208     NULL, NULL,                         "player can walk to or pass this field"
2209   },
2210   {
2211     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2212     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2213     &custom_element_properties[EP_GRAVITY_REACHABLE],
2214     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2215   },
2216   {
2217     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2218     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2219     &custom_element_properties[EP_WALK_TO_OBJECT],
2220     NULL, NULL,                         "player can dig/collect/push element"
2221   },
2222   {
2223     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2224     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2225     &custom_element_properties[EP_INDESTRUCTIBLE],
2226     NULL, "indestructible",             "element is indestructible"
2227   },
2228
2229   /* ---------- element settings: configure 2 (custom elements) ----------- */
2230
2231   {
2232     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2233     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2234     &custom_element_properties[EP_CAN_MOVE],
2235     NULL, NULL,                         "element can move with some pattern"
2236   },
2237   {
2238     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2239     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2240     &custom_element_properties[EP_CAN_FALL],
2241     NULL, "can fall",                   "element can fall down"
2242   },
2243   {
2244     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2245     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2246     &custom_element_properties[EP_CAN_SMASH],
2247     " ", NULL,                          "element can smash other elements"
2248   },
2249   {
2250     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2251     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2252     &custom_element_properties[EP_SLIPPERY],
2253     NULL, NULL,                         "other elements can fall down from it"
2254   },
2255   {
2256     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2257     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2258     &custom_element_properties[EP_DEADLY],
2259     NULL, NULL,                         "element can kill the player"
2260   },
2261   {
2262     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2263     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2264     &custom_element_properties[EP_CAN_EXPLODE],
2265     NULL, NULL,                         "element can explode"
2266   },
2267   {
2268     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2269     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2270     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2271     NULL, "by fire",                    "element can explode by fire/explosion"
2272   },
2273   {
2274     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2275     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2276     &custom_element_properties[EP_EXPLODES_SMASHED],
2277     " ", "smashed",                     "element can explode when smashed"
2278   },
2279   {
2280     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2281     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2282     &custom_element_properties[EP_EXPLODES_IMPACT],
2283     " ", "impact",                      "element can explode on impact"
2284   },
2285
2286   /* ---------- element settings: advanced (custom elements) --------------- */
2287
2288   {
2289     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2290     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2291     &custom_element_change.can_change,
2292     NULL, "element changes to:",        "change element on specified condition"
2293   },
2294   {
2295     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2296     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2297     &custom_element_change_events[CE_DELAY],
2298     NULL, NULL,                         "element changes after delay"
2299   },
2300   {
2301     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2302     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2303     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2304     NULL, NULL,                         "element changes by direct action"
2305   },
2306   {
2307     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2308     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2309     &custom_element_change_events[CE_BY_OTHER_ACTION],
2310     NULL, NULL,                         "element changes by other element"
2311   },
2312   {
2313     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2314     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2315     &custom_element_change.explode,
2316     NULL, "explode instead of change",  "element explodes instead of change"
2317   },
2318   {
2319     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2320     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2321     &custom_element_change.use_target_content,
2322     NULL, "use extended change target:","element changes to more elements"
2323   },
2324   {
2325     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2326     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2327     &custom_element_change.only_if_complete,
2328     NULL, "replace all or nothing",     "only replace when all can be changed"
2329   },
2330   {
2331     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2332     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2333     &custom_element_change.use_random_replace,
2334     NULL, NULL,                         "use percentage for random replace"
2335   },
2336   {
2337     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2338     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2339     &custom_element_change.has_action,
2340     NULL, NULL,                         "execute action on specified condition"
2341   },
2342 };
2343
2344 static struct
2345 {
2346   int x, y;
2347   int area_xsize, area_ysize;
2348   int gadget_id;
2349   int gadget_id_align;
2350   char *text_left, *text_right, *text_below;
2351 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2352 {
2353   /* ---------- level playfield content ------------------------------------ */
2354
2355   {
2356     0, 0,
2357     MAX_ED_FIELDX, MAX_ED_FIELDY,
2358     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2359     NULL, NULL,                         NULL
2360   },
2361
2362   /* ---------- yam yam content -------------------------------------------- */
2363
2364   {
2365     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2366     3, 3,
2367     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2368     NULL, NULL,                         "1"
2369   },
2370   {
2371     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2372     3, 3,
2373     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2374     NULL, NULL,                         "2"
2375   },
2376   {
2377     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2378     3, 3,
2379     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2380     NULL, NULL,                         "3"
2381   },
2382   {
2383     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2384     3, 3,
2385     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2386     NULL, NULL,                         "4"
2387   },
2388   {
2389     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2390     3, 3,
2391     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2392     NULL, NULL,                         "5"
2393   },
2394   {
2395     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2396     3, 3,
2397     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2398     NULL, NULL,                         "6"
2399   },
2400   {
2401     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2402     3, 3,
2403     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2404     NULL, NULL,                         "7"
2405   },
2406   {
2407     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2408     3, 3,
2409     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2410     NULL, NULL,                         "8"
2411   },
2412
2413   /* ---------- magic ball content ----------------------------------------- */
2414
2415   {
2416     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2417     3, 3,
2418     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2419     NULL, NULL,                         "1"
2420   },
2421   {
2422     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2423     3, 3,
2424     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2425     NULL, NULL,                         "2"
2426   },
2427   {
2428     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2429     3, 3,
2430     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2431     NULL, NULL,                         "3"
2432   },
2433   {
2434     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2435     3, 3,
2436     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2437     NULL, NULL,                         "4"
2438   },
2439   {
2440     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2441     3, 3,
2442     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2443     NULL, NULL,                         "5"
2444   },
2445   {
2446     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2447     3, 3,
2448     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2449     NULL, NULL,                         "6"
2450   },
2451   {
2452     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2453     3, 3,
2454     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2455     NULL, NULL,                         "7"
2456   },
2457   {
2458     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2459     3, 3,
2460     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2461     NULL, NULL,                         "8"
2462   },
2463
2464   /* ---------- amoeba content --------------------------------------------- */
2465
2466   {
2467     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2468     1, 1,
2469     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2470     "content:", NULL,                   NULL
2471   },
2472
2473   /* ---------- element settings: configure 1 (custom elements) ----------- */
2474
2475   /* ---------- custom graphic --------------------------------------------- */
2476
2477   {
2478     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2479     1, 1,
2480     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2481     NULL, NULL,                         NULL
2482   },
2483
2484   /* ---------- element settings: configure 2 (custom elements) ----------- */
2485
2486   /* ---------- custom content (when exploding) ---------------------------- */
2487
2488   {
2489     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2490     3, 3,
2491     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2492     "content:", NULL,                   NULL
2493   },
2494
2495   /* ---------- custom enter and leave element (when moving) --------------- */
2496
2497   {
2498     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2499     1, 1,
2500     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2501     "can dig:", " ",                    NULL
2502   },
2503   {
2504     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2505     1, 1,
2506     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2507     NULL, NULL,                         NULL
2508   },
2509
2510   /* ---------- element settings: advanced (custom elements) --------------- */
2511
2512   /* ---------- custom change target --------------------------------------- */
2513
2514   {
2515     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2516     1, 1,
2517     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2518     NULL, "after/when:",                NULL
2519   },
2520
2521   /* ---------- custom change content (extended change target) ------------- */
2522
2523   {
2524     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2525     3, 3,
2526     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2527     NULL, NULL,                         NULL
2528   },
2529
2530   /* ---------- custom change trigger (element causing change) ------------- */
2531
2532   {
2533     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2534     1, 1,
2535     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2536     NULL, NULL,                         NULL
2537   },
2538
2539   /* ---------- group element content -------------------------------------- */
2540
2541   {
2542     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2543     MAX_ELEMENTS_IN_GROUP, 1,
2544     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2545     "content:", NULL,                   NULL
2546   },
2547
2548   /* ---------- random background (for random painting) -------------------- */
2549
2550   {
2551     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2552     1, 1,
2553     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2554     NULL, NULL,                         NULL
2555   },
2556 };
2557
2558
2559 /*
2560   -----------------------------------------------------------------------------
2561   some internally used variables
2562   -----------------------------------------------------------------------------
2563 */
2564
2565 /* actual size of level editor drawing area */
2566 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2567
2568 /* actual position of level editor drawing area in level playfield */
2569 static int level_xpos = -1, level_ypos = -1;
2570
2571 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2572
2573 /* drawing elements on the three mouse buttons */
2574 static int new_element1 = EL_WALL;
2575 static int new_element2 = EL_EMPTY;
2576 static int new_element3 = EL_SAND;
2577
2578 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
2579 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2580                                 (button) == 2 ? new_element2 : \
2581                                 (button) == 3 ? new_element3 : EL_EMPTY)
2582 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2583
2584 /* forward declaration for internal use */
2585 static void ModifyEditorCounter(int, int);
2586 static void ModifyEditorCounterLimits(int, int, int);
2587 static void ModifyEditorSelectbox(int, int);
2588 static void ModifyEditorDrawingArea(int, int, int);
2589 static void ModifyEditorElementList();
2590 static void RedrawDrawingElements();
2591 static void DrawDrawingWindow();
2592 static void DrawLevelInfoWindow();
2593 static void DrawPropertiesWindow();
2594 static void UpdateCustomElementGraphicGadgets();
2595 static boolean checkPropertiesConfig(int);
2596 static void CopyLevelToUndoBuffer(int);
2597 static void HandleDrawingAreas(struct GadgetInfo *);
2598 static void HandleCounterButtons(struct GadgetInfo *);
2599 static void HandleTextInputGadgets(struct GadgetInfo *);
2600 static void HandleTextAreaGadgets(struct GadgetInfo *);
2601 static void HandleSelectboxGadgets(struct GadgetInfo *);
2602 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2603 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2604 static void HandleRadiobuttons(struct GadgetInfo *);
2605 static void HandleCheckbuttons(struct GadgetInfo *);
2606 static void HandleControlButtons(struct GadgetInfo *);
2607 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2608
2609 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2610 static int right_gadget_border[NUM_EDITOR_GADGETS];
2611
2612 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2613 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2614 static boolean draw_with_brush = FALSE;
2615 static int properties_element = 0;
2616
2617 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2618 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2619 static int undo_buffer_position = 0;
2620 static int undo_buffer_steps = 0;
2621
2622 static int edit_mode;
2623 static int edit_mode_properties;
2624
2625 static int element_shift = 0;
2626
2627 static int editor_hl_boulderdash[] =
2628 {
2629   EL_CHAR('B'),
2630   EL_CHAR('O'),
2631   EL_CHAR('U'),
2632   EL_CHAR('L'),
2633
2634   EL_CHAR('-'),
2635   EL_CHAR('D'),
2636   EL_CHAR('E'),
2637   EL_CHAR('R'),
2638
2639   EL_CHAR('D'),
2640   EL_CHAR('A'),
2641   EL_CHAR('S'),
2642   EL_CHAR('H'),
2643 };
2644
2645 static int editor_el_boulderdash[] =
2646 {
2647   EL_PLAYER_1,
2648   EL_EMPTY,
2649   EL_SAND,
2650   EL_STEELWALL,
2651
2652   EL_BD_WALL,
2653   EL_BD_MAGIC_WALL,
2654   EL_EXIT_CLOSED,
2655   EL_EXIT_OPEN,
2656
2657   EL_BD_DIAMOND,
2658   EL_BD_BUTTERFLY_UP,
2659   EL_BD_FIREFLY_UP,
2660   EL_BD_ROCK,
2661
2662   EL_BD_BUTTERFLY_LEFT,
2663   EL_BD_FIREFLY_LEFT,
2664   EL_BD_BUTTERFLY_RIGHT,
2665   EL_BD_FIREFLY_RIGHT,
2666
2667   EL_BD_AMOEBA,
2668   EL_BD_BUTTERFLY_DOWN,
2669   EL_BD_FIREFLY_DOWN,
2670   EL_EMPTY,
2671 };
2672 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2673 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2674 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2675 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2676
2677 static int editor_hl_emerald_mine[] =
2678 {
2679   EL_CHAR('E'),
2680   EL_CHAR('M'),
2681   EL_CHAR('E'),
2682   EL_CHAR('-'),
2683
2684   EL_CHAR('R'),
2685   EL_CHAR('A'),
2686   EL_CHAR('L'),
2687   EL_CHAR('D'),
2688
2689   EL_CHAR('M'),
2690   EL_CHAR('I'),
2691   EL_CHAR('N'),
2692   EL_CHAR('E'),
2693 };
2694
2695 static int editor_el_emerald_mine[] =
2696 {
2697   EL_PLAYER_1,
2698   EL_PLAYER_2,
2699   EL_PLAYER_3,
2700   EL_PLAYER_4,
2701
2702   EL_PLAYER_1,
2703   EL_EMPTY,
2704   EL_SAND,
2705   EL_ROCK,
2706
2707   EL_STEELWALL,
2708   EL_WALL,
2709   EL_WALL_SLIPPERY,
2710   EL_MAGIC_WALL,
2711
2712   EL_EMERALD,
2713   EL_DIAMOND,
2714   EL_NUT,
2715   EL_BOMB,
2716
2717   EL_WALL_EMERALD,
2718   EL_WALL_DIAMOND,
2719   EL_QUICKSAND_EMPTY,
2720   EL_QUICKSAND_FULL,
2721
2722   EL_DYNAMITE,
2723   EL_DYNAMITE_ACTIVE,
2724   EL_EXIT_CLOSED,
2725   EL_EXIT_OPEN,
2726
2727   EL_YAMYAM,
2728   EL_BUG_UP,
2729   EL_SPACESHIP_UP,
2730   EL_ROBOT,
2731
2732   EL_BUG_LEFT,
2733   EL_SPACESHIP_LEFT,
2734   EL_BUG_RIGHT,
2735   EL_SPACESHIP_RIGHT,
2736
2737   EL_ROBOT_WHEEL,
2738   EL_BUG_DOWN,
2739   EL_SPACESHIP_DOWN,
2740   EL_INVISIBLE_WALL,
2741
2742   EL_ACID_POOL_TOPLEFT,
2743   EL_ACID,
2744   EL_ACID_POOL_TOPRIGHT,
2745   EL_EMPTY,
2746
2747   EL_ACID_POOL_BOTTOMLEFT,
2748   EL_ACID_POOL_BOTTOM,
2749   EL_ACID_POOL_BOTTOMRIGHT,
2750   EL_EMPTY,
2751
2752   EL_AMOEBA_DROP,
2753   EL_AMOEBA_DEAD,
2754   EL_AMOEBA_WET,
2755   EL_AMOEBA_DRY,
2756
2757   EL_EM_KEY_1,
2758   EL_EM_KEY_2,
2759   EL_EM_KEY_3,
2760   EL_EM_KEY_4,
2761
2762   EL_EM_GATE_1,
2763   EL_EM_GATE_2,
2764   EL_EM_GATE_3,
2765   EL_EM_GATE_4,
2766
2767   EL_EM_GATE_1_GRAY,
2768   EL_EM_GATE_2_GRAY,
2769   EL_EM_GATE_3_GRAY,
2770   EL_EM_GATE_4_GRAY,
2771 };
2772 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2773 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2774 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2775 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2776
2777 static int editor_hl_emerald_mine_club[] =
2778 {
2779   EL_CHAR('E'),
2780   EL_CHAR('M'),
2781   EL_CHAR('E'),
2782   EL_CHAR('-'),
2783
2784   EL_CHAR('R'),
2785   EL_CHAR('A'),
2786   EL_CHAR('L'),
2787   EL_CHAR('D'),
2788
2789   EL_CHAR('M'),
2790   EL_CHAR('I'),
2791   EL_CHAR('N'),
2792   EL_CHAR('E'),
2793
2794   EL_CHAR('C'),
2795   EL_CHAR('L'),
2796   EL_CHAR('U'),
2797   EL_CHAR('B'),
2798 };
2799
2800 static int editor_el_emerald_mine_club[] =
2801 {
2802   EL_EMC_KEY_5,
2803   EL_EMC_KEY_6,
2804   EL_EMC_KEY_7,
2805   EL_EMC_KEY_8,
2806
2807   EL_EMC_GATE_5,
2808   EL_EMC_GATE_6,
2809   EL_EMC_GATE_7,
2810   EL_EMC_GATE_8,
2811
2812   EL_EMC_GATE_5_GRAY,
2813   EL_EMC_GATE_6_GRAY,
2814   EL_EMC_GATE_7_GRAY,
2815   EL_EMC_GATE_8_GRAY,
2816
2817   EL_EMC_STEELWALL_1,
2818   EL_EMC_STEELWALL_2,
2819   EL_EMC_STEELWALL_3,
2820   EL_EMC_STEELWALL_4,
2821
2822   EL_EMC_WALL_13,
2823   EL_EMC_WALL_14,
2824   EL_EMC_WALL_15,
2825   EL_EMC_WALL_16,
2826
2827   EL_EMC_WALL_SLIPPERY_1,
2828   EL_EMC_WALL_SLIPPERY_2,
2829   EL_EMC_WALL_SLIPPERY_3,
2830   EL_EMC_WALL_SLIPPERY_4,
2831
2832   EL_EMC_WALL_1,
2833   EL_EMC_WALL_2,
2834   EL_EMC_WALL_3,
2835   EL_EMC_WALL_4,
2836
2837   EL_EMC_WALL_5,
2838   EL_EMC_WALL_6,
2839   EL_EMC_WALL_7,
2840   EL_EMC_WALL_8,
2841
2842   EL_EMC_WALL_9,
2843   EL_EMC_WALL_10,
2844   EL_EMC_WALL_11,
2845   EL_EMC_WALL_12,
2846
2847 #if RELEASE_3_1_2
2848   EL_EMPTY,
2849 #else
2850   EL_EMC_ANDROID,
2851 #endif
2852   EL_BALLOON,
2853   EL_BALLOON_SWITCH_ANY,
2854 #if RELEASE_3_1_2
2855   EL_EMPTY,
2856 #else
2857   EL_BALLOON_SWITCH_NONE,
2858 #endif
2859
2860   EL_BALLOON_SWITCH_LEFT,
2861   EL_BALLOON_SWITCH_RIGHT,
2862   EL_BALLOON_SWITCH_UP,
2863   EL_BALLOON_SWITCH_DOWN,
2864
2865   EL_EMC_GRASS,
2866   EL_EMC_PLANT,
2867 #if RELEASE_3_1_2
2868   EL_EMPTY,
2869   EL_EMPTY,
2870 #else
2871   EL_EMC_LENSES,
2872   EL_EMC_MAGNIFIER,
2873 #endif
2874
2875 #if RELEASE_3_1_2
2876   EL_EMPTY,
2877   EL_EMPTY,
2878 #else
2879   EL_EMC_MAGIC_BALL,
2880   EL_EMC_MAGIC_BALL_SWITCH,
2881 #endif
2882   EL_SPRING,
2883 #if RELEASE_3_1_2
2884   EL_EMPTY,
2885 #else
2886   EL_EMC_SPRING_BUMPER,
2887 #endif
2888
2889 #if RELEASE_3_1_2
2890   EL_EMPTY,
2891 #else
2892   EL_EMC_DRIPPER,
2893 #endif
2894   EL_EMC_FAKE_GRASS,
2895   EL_EMPTY,
2896   EL_EMPTY,
2897 };
2898 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
2899 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
2900 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
2901 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
2902
2903 static int editor_hl_more[] =
2904 {
2905   EL_CHAR('M'),
2906   EL_CHAR('O'),
2907   EL_CHAR('R'),
2908   EL_CHAR('E'),
2909 };
2910
2911 static int editor_el_more[] =
2912 {
2913   EL_KEY_1,
2914   EL_KEY_2,
2915   EL_KEY_3,
2916   EL_KEY_4,
2917
2918   EL_GATE_1,
2919   EL_GATE_2,
2920   EL_GATE_3,
2921   EL_GATE_4,
2922
2923   EL_GATE_1_GRAY,
2924   EL_GATE_2_GRAY,
2925   EL_GATE_3_GRAY,
2926   EL_GATE_4_GRAY,
2927
2928   EL_ARROW_LEFT,
2929   EL_ARROW_RIGHT,
2930   EL_ARROW_UP,
2931   EL_ARROW_DOWN,
2932
2933   EL_AMOEBA_FULL,
2934   EL_EMERALD_YELLOW,
2935   EL_EMERALD_RED,
2936   EL_EMERALD_PURPLE,
2937
2938   EL_WALL_BD_DIAMOND,
2939   EL_WALL_EMERALD_YELLOW,
2940   EL_WALL_EMERALD_RED,
2941   EL_WALL_EMERALD_PURPLE,
2942
2943   EL_GAME_OF_LIFE,
2944   EL_PACMAN_UP,
2945   EL_TIME_ORB_FULL,
2946   EL_TIME_ORB_EMPTY,
2947
2948   EL_PACMAN_LEFT,
2949   EL_DARK_YAMYAM,
2950   EL_PACMAN_RIGHT,
2951   EL_EXPANDABLE_WALL,
2952
2953   EL_BIOMAZE,
2954   EL_PACMAN_DOWN,
2955   EL_LAMP,
2956   EL_LAMP_ACTIVE,
2957
2958   EL_DYNABOMB_INCREASE_NUMBER,
2959   EL_DYNABOMB_INCREASE_SIZE,
2960   EL_DYNABOMB_INCREASE_POWER,
2961   EL_STONEBLOCK,
2962
2963   EL_MOLE,
2964   EL_PENGUIN,
2965   EL_PIG,
2966   EL_DRAGON,
2967
2968   EL_BUG,
2969   EL_MOLE_UP,
2970   EL_BD_BUTTERFLY,
2971   EL_BD_FIREFLY,
2972
2973   EL_MOLE_LEFT,
2974   EL_EMPTY,
2975   EL_MOLE_RIGHT,
2976   EL_PACMAN,
2977
2978   EL_SPACESHIP,
2979   EL_MOLE_DOWN,
2980   EL_EMPTY,
2981   EL_EMPTY,
2982
2983   EL_SATELLITE,
2984   EL_EXPANDABLE_WALL_HORIZONTAL,
2985   EL_EXPANDABLE_WALL_VERTICAL,
2986   EL_EXPANDABLE_WALL_ANY,
2987
2988   EL_INVISIBLE_STEELWALL,
2989   EL_INVISIBLE_WALL,
2990   EL_SPEED_PILL,
2991   EL_BLACK_ORB,
2992 };
2993 static int *editor_hl_more_ptr = editor_hl_more;
2994 static int *editor_el_more_ptr = editor_el_more;
2995 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2996 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2997
2998 static int editor_hl_sokoban[] =
2999 {
3000   EL_CHAR('S'),
3001   EL_CHAR('O'),
3002   EL_CHAR('K'),
3003   EL_CHAR('O'),
3004
3005   EL_CHAR('-'),
3006   EL_CHAR('B'),
3007   EL_CHAR('A'),
3008   EL_CHAR('N'),
3009 };
3010
3011 static int editor_el_sokoban[] =
3012 {
3013   EL_SOKOBAN_OBJECT,
3014   EL_SOKOBAN_FIELD_EMPTY,
3015   EL_SOKOBAN_FIELD_FULL,
3016   EL_SOKOBAN_FIELD_PLAYER,
3017 };
3018 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3019 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3020 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3021 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3022
3023 static int editor_hl_supaplex[] =
3024 {
3025   EL_CHAR('S'),
3026   EL_CHAR('U'),
3027   EL_CHAR('P'),
3028   EL_CHAR('A'),
3029
3030   EL_CHAR('P'),
3031   EL_CHAR('L'),
3032   EL_CHAR('E'),
3033   EL_CHAR('X'),
3034 };
3035
3036 static int editor_el_supaplex[] =
3037 {
3038 #if 1
3039   EL_EMPTY,
3040 #else
3041   EL_SP_EMPTY,
3042 #endif
3043   EL_SP_ZONK,
3044   EL_SP_BASE,
3045   EL_SP_MURPHY,
3046
3047   EL_SP_INFOTRON,
3048   EL_SP_CHIP_SINGLE,
3049   EL_SP_HARDWARE_GRAY,
3050   EL_SP_EXIT_CLOSED,
3051
3052   EL_SP_DISK_ORANGE,
3053   EL_SP_PORT_RIGHT,
3054   EL_SP_PORT_DOWN,
3055   EL_SP_PORT_LEFT,
3056
3057   EL_SP_PORT_UP,
3058   EL_SP_GRAVITY_PORT_RIGHT,
3059   EL_SP_GRAVITY_PORT_DOWN,
3060   EL_SP_GRAVITY_PORT_LEFT,
3061
3062   EL_SP_GRAVITY_PORT_UP,
3063   EL_SP_SNIKSNAK,
3064   EL_SP_DISK_YELLOW,
3065   EL_SP_TERMINAL,
3066
3067   EL_SP_DISK_RED,
3068   EL_SP_PORT_VERTICAL,
3069   EL_SP_PORT_HORIZONTAL,
3070   EL_SP_PORT_ANY,
3071
3072   EL_SP_ELECTRON,
3073   EL_SP_BUGGY_BASE,
3074   EL_SP_CHIP_LEFT,
3075   EL_SP_CHIP_RIGHT,
3076
3077   EL_SP_HARDWARE_BASE_1,
3078   EL_SP_HARDWARE_GREEN,
3079   EL_SP_HARDWARE_BLUE,
3080   EL_SP_HARDWARE_RED,
3081
3082   EL_SP_HARDWARE_YELLOW,
3083   EL_SP_HARDWARE_BASE_2,
3084   EL_SP_HARDWARE_BASE_3,
3085   EL_SP_HARDWARE_BASE_4,
3086
3087   EL_SP_HARDWARE_BASE_5,
3088   EL_SP_HARDWARE_BASE_6,
3089   EL_SP_CHIP_TOP,
3090   EL_SP_CHIP_BOTTOM,
3091 };
3092 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3093 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3094 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3095 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3096
3097 static int editor_hl_diamond_caves[] =
3098 {
3099   EL_CHAR('D'),
3100   EL_CHAR('I'),
3101   EL_CHAR('A'),
3102   EL_CHAR('-'),
3103
3104   EL_CHAR('M'),
3105   EL_CHAR('O'),
3106   EL_CHAR('N'),
3107   EL_CHAR('D'),
3108
3109   EL_CHAR('C'),
3110   EL_CHAR('A'),
3111   EL_CHAR('V'),
3112   EL_CHAR('E'),
3113
3114   EL_CHAR('S'),
3115   EL_CHAR(' '),
3116   EL_CHAR('I'),
3117   EL_CHAR('I'),
3118 };
3119
3120 static int editor_el_diamond_caves[] =
3121 {
3122   EL_PEARL,
3123   EL_CRYSTAL,
3124   EL_WALL_PEARL,
3125   EL_WALL_CRYSTAL,
3126
3127   EL_CONVEYOR_BELT_1_LEFT,
3128   EL_CONVEYOR_BELT_1_MIDDLE,
3129   EL_CONVEYOR_BELT_1_RIGHT,
3130   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3131
3132   EL_CONVEYOR_BELT_2_LEFT,
3133   EL_CONVEYOR_BELT_2_MIDDLE,
3134   EL_CONVEYOR_BELT_2_RIGHT,
3135   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3136
3137   EL_CONVEYOR_BELT_3_LEFT,
3138   EL_CONVEYOR_BELT_3_MIDDLE,
3139   EL_CONVEYOR_BELT_3_RIGHT,
3140   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3141
3142   EL_CONVEYOR_BELT_4_LEFT,
3143   EL_CONVEYOR_BELT_4_MIDDLE,
3144   EL_CONVEYOR_BELT_4_RIGHT,
3145   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3146
3147   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3148   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3149   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3150   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3151
3152   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3153   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3154   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3155   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3156
3157   EL_SWITCHGATE_OPEN,
3158   EL_SWITCHGATE_CLOSED,
3159   EL_SWITCHGATE_SWITCH_UP,
3160   EL_EMPTY,
3161
3162   EL_ENVELOPE_1,
3163   EL_ENVELOPE_2,
3164   EL_ENVELOPE_3,
3165   EL_ENVELOPE_4,
3166
3167   EL_TIMEGATE_CLOSED,
3168   EL_TIMEGATE_OPEN,
3169   EL_TIMEGATE_SWITCH,
3170   EL_EMPTY,
3171
3172   EL_LANDMINE,
3173   EL_INVISIBLE_SAND,
3174   EL_STEELWALL_SLIPPERY,
3175   EL_EMPTY,
3176
3177   EL_SIGN_EXCLAMATION,
3178   EL_SIGN_STOP,
3179   EL_LIGHT_SWITCH,
3180   EL_LIGHT_SWITCH_ACTIVE,
3181
3182   EL_SHIELD_NORMAL,
3183   EL_SHIELD_DEADLY,
3184   EL_EXTRA_TIME,
3185   EL_EMPTY,
3186 };
3187 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3188 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3189 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3190 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3191
3192 static int editor_hl_dx_boulderdash[] =
3193 {
3194   EL_CHAR('D'),
3195   EL_CHAR('X'),
3196   EL_CHAR('-'),
3197   EL_CHAR(' '),
3198
3199   EL_CHAR('B'),
3200   EL_CHAR('O'),
3201   EL_CHAR('U'),
3202   EL_CHAR('L'),
3203
3204   EL_CHAR('-'),
3205   EL_CHAR('D'),
3206   EL_CHAR('E'),
3207   EL_CHAR('R'),
3208
3209   EL_CHAR('D'),
3210   EL_CHAR('A'),
3211   EL_CHAR('S'),
3212   EL_CHAR('H'),
3213 };
3214
3215 static int editor_el_dx_boulderdash[] =
3216 {
3217   EL_EMPTY,
3218   EL_TUBE_RIGHT_DOWN,
3219   EL_TUBE_HORIZONTAL_DOWN,
3220   EL_TUBE_LEFT_DOWN,
3221
3222   EL_TUBE_HORIZONTAL,
3223   EL_TUBE_VERTICAL_RIGHT,
3224   EL_TUBE_ANY,
3225   EL_TUBE_VERTICAL_LEFT,
3226
3227   EL_TUBE_VERTICAL,
3228   EL_TUBE_RIGHT_UP,
3229   EL_TUBE_HORIZONTAL_UP,
3230   EL_TUBE_LEFT_UP,
3231
3232   EL_TRAP,
3233   EL_DX_SUPABOMB,
3234   EL_EMPTY,
3235   EL_EMPTY
3236 };
3237 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3238 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3239 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3240 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3241
3242 static int editor_hl_chars[] =
3243 {
3244   EL_CHAR('T'),
3245   EL_CHAR('E'),
3246   EL_CHAR('X'),
3247   EL_CHAR('T'),
3248 };
3249
3250 static int editor_el_chars[] =
3251 {
3252   EL_CHAR(' '),
3253   EL_CHAR('!'),
3254   EL_CHAR('"'),
3255   EL_CHAR('#'),
3256
3257   EL_CHAR('$'),
3258   EL_CHAR('%'),
3259   EL_CHAR('&'),
3260   EL_CHAR('\''),
3261
3262   EL_CHAR('('),
3263   EL_CHAR(')'),
3264   EL_CHAR('*'),
3265   EL_CHAR('+'),
3266
3267   EL_CHAR(','),
3268   EL_CHAR('-'),
3269   EL_CHAR('.'),
3270   EL_CHAR('/'),
3271
3272   EL_CHAR('0'),
3273   EL_CHAR('1'),
3274   EL_CHAR('2'),
3275   EL_CHAR('3'),
3276
3277   EL_CHAR('4'),
3278   EL_CHAR('5'),
3279   EL_CHAR('6'),
3280   EL_CHAR('7'),
3281
3282   EL_CHAR('8'),
3283   EL_CHAR('9'),
3284   EL_CHAR(':'),
3285   EL_CHAR(';'),
3286
3287   EL_CHAR('<'),
3288   EL_CHAR('='),
3289   EL_CHAR('>'),
3290   EL_CHAR('?'),
3291
3292   EL_CHAR('@'),
3293   EL_CHAR('A'),
3294   EL_CHAR('B'),
3295   EL_CHAR('C'),
3296
3297   EL_CHAR('D'),
3298   EL_CHAR('E'),
3299   EL_CHAR('F'),
3300   EL_CHAR('G'),
3301
3302   EL_CHAR('H'),
3303   EL_CHAR('I'),
3304   EL_CHAR('J'),
3305   EL_CHAR('K'),
3306
3307   EL_CHAR('L'),
3308   EL_CHAR('M'),
3309   EL_CHAR('N'),
3310   EL_CHAR('O'),
3311
3312   EL_CHAR('P'),
3313   EL_CHAR('Q'),
3314   EL_CHAR('R'),
3315   EL_CHAR('S'),
3316
3317   EL_CHAR('T'),
3318   EL_CHAR('U'),
3319   EL_CHAR('V'),
3320   EL_CHAR('W'),
3321
3322   EL_CHAR('X'),
3323   EL_CHAR('Y'),
3324   EL_CHAR('Z'),
3325   EL_CHAR('['),
3326
3327   EL_CHAR('\\'),
3328   EL_CHAR(']'),
3329   EL_CHAR('^'),
3330   EL_CHAR('_'),
3331
3332   EL_CHAR('©'),
3333   EL_CHAR('Ä'),
3334   EL_CHAR('Ö'),
3335   EL_CHAR('Ü'),
3336
3337   EL_CHAR('°'),
3338   EL_CHAR('®'),
3339   EL_CHAR(FONT_ASCII_CURSOR),
3340   EL_CHAR(' ')
3341 };
3342 static int *editor_hl_chars_ptr = editor_hl_chars;
3343 static int *editor_el_chars_ptr = editor_el_chars;
3344 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3345 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3346
3347 static int editor_hl_custom[] =
3348 {
3349   EL_CHAR('C'),
3350   EL_CHAR('U'),
3351   EL_CHAR('S'),
3352   EL_CHAR('-'),
3353
3354   EL_CHAR('T'),
3355   EL_CHAR('O'),
3356   EL_CHAR('M'),
3357   EL_CHAR(' '),
3358
3359   EL_CHAR('E'),
3360   EL_CHAR('L'),
3361   EL_CHAR('E'),
3362   EL_CHAR('M'),
3363
3364   EL_CHAR('E'),
3365   EL_CHAR('N'),
3366   EL_CHAR('T'),
3367   EL_CHAR('S'),
3368 };
3369
3370 static int editor_el_custom[] =
3371 {
3372   EL_CUSTOM_START + 0,
3373   EL_CUSTOM_START + 1,
3374   EL_CUSTOM_START + 2,
3375   EL_CUSTOM_START + 3,
3376
3377   EL_CUSTOM_START + 4,
3378   EL_CUSTOM_START + 5,
3379   EL_CUSTOM_START + 6,
3380   EL_CUSTOM_START + 7,
3381
3382   EL_CUSTOM_START + 8,
3383   EL_CUSTOM_START + 9,
3384   EL_CUSTOM_START + 10,
3385   EL_CUSTOM_START + 11,
3386
3387   EL_CUSTOM_START + 12,
3388   EL_CUSTOM_START + 13,
3389   EL_CUSTOM_START + 14,
3390   EL_CUSTOM_START + 15,
3391
3392   EL_CUSTOM_START + 16,
3393   EL_CUSTOM_START + 17,
3394   EL_CUSTOM_START + 18,
3395   EL_CUSTOM_START + 19,
3396
3397   EL_CUSTOM_START + 20,
3398   EL_CUSTOM_START + 21,
3399   EL_CUSTOM_START + 22,
3400   EL_CUSTOM_START + 23,
3401
3402   EL_CUSTOM_START + 24,
3403   EL_CUSTOM_START + 25,
3404   EL_CUSTOM_START + 26,
3405   EL_CUSTOM_START + 27,
3406
3407   EL_CUSTOM_START + 28,
3408   EL_CUSTOM_START + 29,
3409   EL_CUSTOM_START + 30,
3410   EL_CUSTOM_START + 31,
3411
3412   EL_CUSTOM_START + 32,
3413   EL_CUSTOM_START + 33,
3414   EL_CUSTOM_START + 34,
3415   EL_CUSTOM_START + 35,
3416
3417   EL_CUSTOM_START + 36,
3418   EL_CUSTOM_START + 37,
3419   EL_CUSTOM_START + 38,
3420   EL_CUSTOM_START + 39,
3421
3422   EL_CUSTOM_START + 40,
3423   EL_CUSTOM_START + 41,
3424   EL_CUSTOM_START + 42,
3425   EL_CUSTOM_START + 43,
3426
3427   EL_CUSTOM_START + 44,
3428   EL_CUSTOM_START + 45,
3429   EL_CUSTOM_START + 46,
3430   EL_CUSTOM_START + 47,
3431
3432   EL_CUSTOM_START + 48,
3433   EL_CUSTOM_START + 49,
3434   EL_CUSTOM_START + 50,
3435   EL_CUSTOM_START + 51,
3436
3437   EL_CUSTOM_START + 52,
3438   EL_CUSTOM_START + 53,
3439   EL_CUSTOM_START + 54,
3440   EL_CUSTOM_START + 55,
3441
3442   EL_CUSTOM_START + 56,
3443   EL_CUSTOM_START + 57,
3444   EL_CUSTOM_START + 58,
3445   EL_CUSTOM_START + 59,
3446
3447   EL_CUSTOM_START + 60,
3448   EL_CUSTOM_START + 61,
3449   EL_CUSTOM_START + 62,
3450   EL_CUSTOM_START + 63,
3451
3452   EL_CUSTOM_START + 64,
3453   EL_CUSTOM_START + 65,
3454   EL_CUSTOM_START + 66,
3455   EL_CUSTOM_START + 67,
3456
3457   EL_CUSTOM_START + 68,
3458   EL_CUSTOM_START + 69,
3459   EL_CUSTOM_START + 70,
3460   EL_CUSTOM_START + 71,
3461
3462   EL_CUSTOM_START + 72,
3463   EL_CUSTOM_START + 73,
3464   EL_CUSTOM_START + 74,
3465   EL_CUSTOM_START + 75,
3466
3467   EL_CUSTOM_START + 76,
3468   EL_CUSTOM_START + 77,
3469   EL_CUSTOM_START + 78,
3470   EL_CUSTOM_START + 79,
3471
3472   EL_CUSTOM_START + 80,
3473   EL_CUSTOM_START + 81,
3474   EL_CUSTOM_START + 82,
3475   EL_CUSTOM_START + 83,
3476
3477   EL_CUSTOM_START + 84,
3478   EL_CUSTOM_START + 85,
3479   EL_CUSTOM_START + 86,
3480   EL_CUSTOM_START + 87,
3481
3482   EL_CUSTOM_START + 88,
3483   EL_CUSTOM_START + 89,
3484   EL_CUSTOM_START + 90,
3485   EL_CUSTOM_START + 91,
3486
3487   EL_CUSTOM_START + 92,
3488   EL_CUSTOM_START + 93,
3489   EL_CUSTOM_START + 94,
3490   EL_CUSTOM_START + 95,
3491
3492   EL_CUSTOM_START + 96,
3493   EL_CUSTOM_START + 97,
3494   EL_CUSTOM_START + 98,
3495   EL_CUSTOM_START + 99,
3496
3497   EL_CUSTOM_START + 100,
3498   EL_CUSTOM_START + 101,
3499   EL_CUSTOM_START + 102,
3500   EL_CUSTOM_START + 103,
3501
3502   EL_CUSTOM_START + 104,
3503   EL_CUSTOM_START + 105,
3504   EL_CUSTOM_START + 106,
3505   EL_CUSTOM_START + 107,
3506
3507   EL_CUSTOM_START + 108,
3508   EL_CUSTOM_START + 109,
3509   EL_CUSTOM_START + 110,
3510   EL_CUSTOM_START + 111,
3511
3512   EL_CUSTOM_START + 112,
3513   EL_CUSTOM_START + 113,
3514   EL_CUSTOM_START + 114,
3515   EL_CUSTOM_START + 115,
3516
3517   EL_CUSTOM_START + 116,
3518   EL_CUSTOM_START + 117,
3519   EL_CUSTOM_START + 118,
3520   EL_CUSTOM_START + 119,
3521
3522   EL_CUSTOM_START + 120,
3523   EL_CUSTOM_START + 121,
3524   EL_CUSTOM_START + 122,
3525   EL_CUSTOM_START + 123,
3526
3527   EL_CUSTOM_START + 124,
3528   EL_CUSTOM_START + 125,
3529   EL_CUSTOM_START + 126,
3530   EL_CUSTOM_START + 127
3531 };
3532 static int *editor_hl_custom_ptr = editor_hl_custom;
3533 static int *editor_el_custom_ptr = editor_el_custom;
3534 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3535 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3536
3537 static int editor_hl_custom_more[] =
3538 {
3539 };
3540
3541 static int editor_el_custom_more[] =
3542 {
3543   EL_CUSTOM_START + 128,
3544   EL_CUSTOM_START + 129,
3545   EL_CUSTOM_START + 130,
3546   EL_CUSTOM_START + 131,
3547
3548   EL_CUSTOM_START + 132,
3549   EL_CUSTOM_START + 133,
3550   EL_CUSTOM_START + 134,
3551   EL_CUSTOM_START + 135,
3552
3553   EL_CUSTOM_START + 136,
3554   EL_CUSTOM_START + 137,
3555   EL_CUSTOM_START + 138,
3556   EL_CUSTOM_START + 139,
3557
3558   EL_CUSTOM_START + 140,
3559   EL_CUSTOM_START + 141,
3560   EL_CUSTOM_START + 142,
3561   EL_CUSTOM_START + 143,
3562
3563   EL_CUSTOM_START + 144,
3564   EL_CUSTOM_START + 145,
3565   EL_CUSTOM_START + 146,
3566   EL_CUSTOM_START + 147,
3567
3568   EL_CUSTOM_START + 148,
3569   EL_CUSTOM_START + 149,
3570   EL_CUSTOM_START + 150,
3571   EL_CUSTOM_START + 151,
3572
3573   EL_CUSTOM_START + 152,
3574   EL_CUSTOM_START + 153,
3575   EL_CUSTOM_START + 154,
3576   EL_CUSTOM_START + 155,
3577
3578   EL_CUSTOM_START + 156,
3579   EL_CUSTOM_START + 157,
3580   EL_CUSTOM_START + 158,
3581   EL_CUSTOM_START + 159,
3582
3583   EL_CUSTOM_START + 160,
3584   EL_CUSTOM_START + 161,
3585   EL_CUSTOM_START + 162,
3586   EL_CUSTOM_START + 163,
3587
3588   EL_CUSTOM_START + 164,
3589   EL_CUSTOM_START + 165,
3590   EL_CUSTOM_START + 166,
3591   EL_CUSTOM_START + 167,
3592
3593   EL_CUSTOM_START + 168,
3594   EL_CUSTOM_START + 169,
3595   EL_CUSTOM_START + 170,
3596   EL_CUSTOM_START + 171,
3597
3598   EL_CUSTOM_START + 172,
3599   EL_CUSTOM_START + 173,
3600   EL_CUSTOM_START + 174,
3601   EL_CUSTOM_START + 175,
3602
3603   EL_CUSTOM_START + 176,
3604   EL_CUSTOM_START + 177,
3605   EL_CUSTOM_START + 178,
3606   EL_CUSTOM_START + 179,
3607
3608   EL_CUSTOM_START + 180,
3609   EL_CUSTOM_START + 181,
3610   EL_CUSTOM_START + 182,
3611   EL_CUSTOM_START + 183,
3612
3613   EL_CUSTOM_START + 184,
3614   EL_CUSTOM_START + 185,
3615   EL_CUSTOM_START + 186,
3616   EL_CUSTOM_START + 187,
3617
3618   EL_CUSTOM_START + 188,
3619   EL_CUSTOM_START + 189,
3620   EL_CUSTOM_START + 190,
3621   EL_CUSTOM_START + 191,
3622
3623   EL_CUSTOM_START + 192,
3624   EL_CUSTOM_START + 193,
3625   EL_CUSTOM_START + 194,
3626   EL_CUSTOM_START + 195,
3627
3628   EL_CUSTOM_START + 196,
3629   EL_CUSTOM_START + 197,
3630   EL_CUSTOM_START + 198,
3631   EL_CUSTOM_START + 199,
3632
3633   EL_CUSTOM_START + 200,
3634   EL_CUSTOM_START + 201,
3635   EL_CUSTOM_START + 202,
3636   EL_CUSTOM_START + 203,
3637
3638   EL_CUSTOM_START + 204,
3639   EL_CUSTOM_START + 205,
3640   EL_CUSTOM_START + 206,
3641   EL_CUSTOM_START + 207,
3642
3643   EL_CUSTOM_START + 208,
3644   EL_CUSTOM_START + 209,
3645   EL_CUSTOM_START + 210,
3646   EL_CUSTOM_START + 211,
3647
3648   EL_CUSTOM_START + 212,
3649   EL_CUSTOM_START + 213,
3650   EL_CUSTOM_START + 214,
3651   EL_CUSTOM_START + 215,
3652
3653   EL_CUSTOM_START + 216,
3654   EL_CUSTOM_START + 217,
3655   EL_CUSTOM_START + 218,
3656   EL_CUSTOM_START + 219,
3657
3658   EL_CUSTOM_START + 220,
3659   EL_CUSTOM_START + 221,
3660   EL_CUSTOM_START + 222,
3661   EL_CUSTOM_START + 223,
3662
3663   EL_CUSTOM_START + 224,
3664   EL_CUSTOM_START + 225,
3665   EL_CUSTOM_START + 226,
3666   EL_CUSTOM_START + 227,
3667
3668   EL_CUSTOM_START + 228,
3669   EL_CUSTOM_START + 229,
3670   EL_CUSTOM_START + 230,
3671   EL_CUSTOM_START + 231,
3672
3673   EL_CUSTOM_START + 232,
3674   EL_CUSTOM_START + 233,
3675   EL_CUSTOM_START + 234,
3676   EL_CUSTOM_START + 235,
3677
3678   EL_CUSTOM_START + 236,
3679   EL_CUSTOM_START + 237,
3680   EL_CUSTOM_START + 238,
3681   EL_CUSTOM_START + 239,
3682
3683   EL_CUSTOM_START + 240,
3684   EL_CUSTOM_START + 241,
3685   EL_CUSTOM_START + 242,
3686   EL_CUSTOM_START + 243,
3687
3688   EL_CUSTOM_START + 244,
3689   EL_CUSTOM_START + 245,
3690   EL_CUSTOM_START + 246,
3691   EL_CUSTOM_START + 247,
3692
3693   EL_CUSTOM_START + 248,
3694   EL_CUSTOM_START + 249,
3695   EL_CUSTOM_START + 250,
3696   EL_CUSTOM_START + 251,
3697
3698   EL_CUSTOM_START + 252,
3699   EL_CUSTOM_START + 253,
3700   EL_CUSTOM_START + 254,
3701   EL_CUSTOM_START + 255
3702 };
3703 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3704 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3705 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3706 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3707
3708 static int editor_hl_custom_special[] =
3709 {
3710 };
3711
3712 static int editor_el_custom_special[] =
3713 {
3714   EL_TRIGGER_ELEMENT,
3715   EL_TRIGGER_PLAYER,
3716   EL_EMPTY,
3717   EL_EMPTY
3718 };
3719 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3720 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3721 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3722 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3723
3724 static int editor_hl_group[] =
3725 {
3726   EL_CHAR('G'),
3727   EL_CHAR('R'),
3728   EL_CHAR('O'),
3729   EL_CHAR('U'),
3730
3731   EL_CHAR('P'),
3732   EL_CHAR(' '),
3733   EL_CHAR(' '),
3734   EL_CHAR(' '),
3735
3736   EL_CHAR('E'),
3737   EL_CHAR('L'),
3738   EL_CHAR('E'),
3739   EL_CHAR('M'),
3740
3741   EL_CHAR('E'),
3742   EL_CHAR('N'),
3743   EL_CHAR('T'),
3744   EL_CHAR('S'),
3745 };
3746
3747 static int editor_el_group[] =
3748 {
3749   EL_GROUP_START + 0,
3750   EL_GROUP_START + 1,
3751   EL_GROUP_START + 2,
3752   EL_GROUP_START + 3,
3753
3754   EL_GROUP_START + 4,
3755   EL_GROUP_START + 5,
3756   EL_GROUP_START + 6,
3757   EL_GROUP_START + 7,
3758
3759   EL_GROUP_START + 8,
3760   EL_GROUP_START + 9,
3761   EL_GROUP_START + 10,
3762   EL_GROUP_START + 11,
3763
3764   EL_GROUP_START + 12,
3765   EL_GROUP_START + 13,
3766   EL_GROUP_START + 14,
3767   EL_GROUP_START + 15
3768 };
3769 static int *editor_hl_group_ptr = editor_hl_group;
3770 static int *editor_el_group_ptr = editor_el_group;
3771 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3772 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3773
3774 static int editor_hl_group_more[] =
3775 {
3776 };
3777
3778 static int editor_el_group_more[] =
3779 {
3780   EL_GROUP_START + 16,
3781   EL_GROUP_START + 17,
3782   EL_GROUP_START + 18,
3783   EL_GROUP_START + 19,
3784
3785   EL_GROUP_START + 20,
3786   EL_GROUP_START + 21,
3787   EL_GROUP_START + 22,
3788   EL_GROUP_START + 23,
3789
3790   EL_GROUP_START + 24,
3791   EL_GROUP_START + 25,
3792   EL_GROUP_START + 26,
3793   EL_GROUP_START + 27,
3794
3795   EL_GROUP_START + 28,
3796   EL_GROUP_START + 29,
3797   EL_GROUP_START + 30,
3798   EL_GROUP_START + 31
3799 };
3800 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3801 static int *editor_el_group_more_ptr = editor_el_group_more;
3802 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3803 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3804
3805 static int editor_hl_user_defined[] =
3806 {
3807   EL_CHAR('U'),
3808   EL_CHAR('S'),
3809   EL_CHAR('E'),
3810   EL_CHAR('R'),
3811
3812   EL_CHAR('D'),
3813   EL_CHAR('E'),
3814   EL_CHAR('F'),
3815   EL_CHAR('I'),
3816
3817   EL_CHAR('-'),
3818   EL_CHAR('N'),
3819   EL_CHAR('E'),
3820   EL_CHAR('D'),
3821 };
3822
3823 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3824 static int *editor_el_user_defined_ptr = NULL;
3825 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3826 static int num_editor_el_user_defined = 0;
3827
3828 static int editor_hl_empty[] = { };
3829 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3830
3831 static int *editor_hl_empty_ptr = editor_hl_empty;
3832 static int *editor_el_empty_ptr = editor_el_empty;
3833 static int num_editor_hl_empty = 0;
3834 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3835
3836 static boolean use_el_empty = FALSE;
3837
3838 static int *editor_elements = NULL;     /* dynamically allocated */
3839 static int num_editor_elements = 0;     /* dynamically determined */
3840
3841 static struct
3842 {
3843   boolean *setup_value;
3844
3845   int **headline_list;
3846   int *headline_list_size;
3847
3848   int **element_list;
3849   int *element_list_size;
3850
3851   boolean last_setup_value;
3852 }
3853 editor_elements_info[] =
3854 {
3855   {
3856     &setup.editor.el_boulderdash,
3857     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3858     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3859   },
3860   {
3861     &setup.editor.el_emerald_mine,
3862     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3863     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3864   },
3865   {
3866     &setup.editor.el_emerald_mine_club,
3867     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
3868     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
3869   },
3870   {
3871     &setup.editor.el_more,
3872     &editor_hl_more_ptr,                &num_editor_hl_more,
3873     &editor_el_more_ptr,                &num_editor_el_more
3874   },
3875   {
3876     &setup.editor.el_sokoban,
3877     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3878     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3879   },
3880   {
3881     &setup.editor.el_supaplex,
3882     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3883     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3884   },
3885   {
3886     &setup.editor.el_diamond_caves,
3887     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3888     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3889   },
3890   {
3891     &setup.editor.el_dx_boulderdash,
3892     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3893     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3894   },
3895   {
3896     &setup.editor.el_chars,
3897     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3898     &editor_el_chars_ptr,               &num_editor_el_chars
3899   },
3900   {
3901     &setup.editor.el_custom,
3902     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3903     &editor_el_custom_ptr,              &num_editor_el_custom
3904   },
3905   {
3906     &setup.editor.el_custom_more,
3907     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3908     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3909   },
3910   {
3911     &setup.editor.el_custom,
3912     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
3913     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
3914   },
3915   {
3916     &setup.editor.el_custom,
3917     &editor_hl_group_ptr,               &num_editor_hl_group,
3918     &editor_el_group_ptr,               &num_editor_el_group
3919   },
3920   {
3921     &setup.editor.el_custom_more,
3922     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3923     &editor_el_group_more_ptr,          &num_editor_el_group_more
3924   },
3925   {
3926     &setup.editor.el_user_defined,
3927     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3928     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3929   },
3930   {
3931     &use_el_empty,
3932     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3933     &editor_el_empty_ptr,               &num_editor_el_empty,
3934   },
3935   {
3936     NULL,
3937     NULL,                               NULL,
3938     NULL,                               NULL
3939   }
3940 };
3941
3942
3943 /*
3944   -----------------------------------------------------------------------------
3945   functions
3946   -----------------------------------------------------------------------------
3947 */
3948
3949 static int getMaxInfoTextLength()
3950 {
3951   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3952 }
3953
3954 static int getTextWidthForGadget(char *text)
3955 {
3956   if (text == NULL)
3957     return 0;
3958
3959   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3960 }
3961
3962 static int getTextWidthForDrawingArea(char *text)
3963 {
3964   if (text == NULL)
3965     return 0;
3966
3967   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3968 }
3969
3970 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3971 {
3972   return (gi->x + gi->width + getTextWidthForGadget(text));
3973 }
3974
3975 static char *getElementInfoText(int element)
3976 {
3977   char *info_text = NULL;
3978
3979   if (element < NUM_FILE_ELEMENTS)
3980   {
3981     if (strlen(element_info[element].description) > 0)
3982       info_text = element_info[element].description;
3983     else if (element_info[element].custom_description != NULL)
3984       info_text = element_info[element].custom_description;
3985     else if (element_info[element].editor_description != NULL)
3986       info_text = element_info[element].editor_description;
3987   }
3988
3989   if (info_text == NULL)
3990     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3991
3992   return info_text;
3993 }
3994
3995 static void ReinitializeElementList()
3996 {
3997   int pos = 0;
3998   int i, j;
3999
4000   checked_free(editor_elements);
4001
4002   /* reload optional user defined element list for each invocation of editor */
4003   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4004                                    &num_editor_el_user_defined);
4005
4006   /* initialize list of empty elements (used for padding, if needed) */
4007   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4008     editor_el_empty[i] = EL_EMPTY;
4009
4010   /* do some sanity checks for each element from element list */
4011   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4012   {
4013     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4014     {
4015       int element = (*editor_elements_info[i].element_list)[j];
4016
4017       if (element >= NUM_FILE_ELEMENTS)
4018         Error(ERR_WARN, "editor element %d is runtime element", element);
4019
4020       if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4021         Error(ERR_WARN, "no element description for element %d", element);
4022     }
4023   }
4024
4025   num_editor_elements = 0;
4026   use_el_empty = FALSE;
4027
4028   /* determine size of element list */
4029   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4030   {
4031     if (*editor_elements_info[i].setup_value)
4032     {
4033       if (setup.editor.el_headlines)
4034         num_editor_elements += *editor_elements_info[i].headline_list_size;
4035
4036       num_editor_elements += *editor_elements_info[i].element_list_size;
4037     }
4038   }
4039
4040   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4041   {
4042     /* offer at least as many elements as element buttons exist */
4043     use_el_empty = TRUE;
4044     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4045
4046     num_editor_elements += num_editor_el_empty;
4047   }
4048
4049   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4050
4051   /* fill element list */
4052   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4053   {
4054     if (*editor_elements_info[i].setup_value)
4055     {
4056       if (setup.editor.el_headlines)
4057         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4058           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4059
4060       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4061         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4062     }
4063   }
4064
4065   /* correct position of element list scrollbar */
4066   if (element_shift < 0)
4067     element_shift = 0;
4068   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4069     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4070 }
4071
4072 void PrintEditorElementList()
4073 {
4074   boolean *stop = &setup.editor.el_user_defined;
4075   int i, j;
4076
4077   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4078   {
4079     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4080     {
4081       int element = (*editor_elements_info[i].headline_list)[j];
4082
4083       printf("# %s\n", element_info[element].token_name);
4084     }
4085
4086     if (j > 0)
4087       printf("#\n");
4088
4089     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4090     {
4091       int element = (*editor_elements_info[i].element_list)[j];
4092
4093       printf("# %s\n", element_info[element].token_name);
4094     }
4095
4096     if (j > 0)
4097       printf("#\n");
4098   }
4099 }
4100
4101 static void ReinitializeElementListButtons()
4102 {
4103   static boolean last_setup_value_headlines = FALSE;
4104   static boolean initialization_needed = TRUE;
4105   int i;
4106
4107   if (!initialization_needed)   /* check if editor element setup has changed */
4108   {
4109     if (last_setup_value_headlines != setup.editor.el_headlines)
4110       initialization_needed = TRUE;
4111
4112     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4113       if (editor_elements_info[i].last_setup_value !=
4114           *editor_elements_info[i].setup_value)
4115         initialization_needed = TRUE;
4116   }
4117
4118   if (!initialization_needed)
4119     return;
4120
4121   FreeLevelEditorGadgets();
4122   CreateLevelEditorGadgets();
4123
4124   /* store current setup values for next invocation of this function */
4125   last_setup_value_headlines = setup.editor.el_headlines;
4126   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4127     editor_elements_info[i].last_setup_value =
4128       *editor_elements_info[i].setup_value;
4129
4130   initialization_needed = FALSE;
4131 }
4132
4133 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4134                               boolean input)
4135 {
4136   int border_graphic =
4137     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4138   Bitmap *src_bitmap;
4139   int src_x, src_y;
4140   int num_mini_tilex = width  / MINI_TILEX + 1;
4141   int num_mini_tiley = height / MINI_TILEY + 1;
4142   int x, y;
4143
4144   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4145
4146   for (y = 0; y < num_mini_tiley; y++)
4147     for (x = 0; x < num_mini_tilex; x++)
4148       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4149                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4150                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4151
4152   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4153 }
4154
4155 static void DrawDrawingArea(int id)
4156 {
4157   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4158   int x, y;
4159
4160   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4161     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4162                        el2edimg(random_placement_background_element));
4163   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4164     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4165   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4166     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4167                        el2edimg(custom_element.gfx_element));
4168   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4169     for (y = 0; y < 3; y++)
4170       for (x = 0; x < 3; x++)
4171         DrawMiniGraphicExt(drawto,
4172                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4173                            el2edimg(custom_element.content.e[x][y]));
4174   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4175     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4176                        el2edimg(custom_element.move_enter_element));
4177   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4178     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4179                        el2edimg(custom_element.move_leave_element));
4180   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4181     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4182                        el2edimg(custom_element_change.target_element));
4183   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4184     for (y = 0; y < 3; y++)
4185       for (x = 0; x < 3; x++)
4186         DrawMiniGraphicExt(drawto,
4187                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4188                            el2edimg(custom_element_change.target_content.e[x][y]));
4189   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4190     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4191                        el2edimg(custom_element_change.trigger_element));
4192   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4193     for (x = 0; x < group_element_info.num_elements; x++)
4194       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4195                          el2edimg(group_element_info.element[x]));
4196   else if (id >= ED_DRAWING_ID_YAMYAM_CONTENT_0 &&
4197            id <= ED_DRAWING_ID_YAMYAM_CONTENT_7)
4198   {
4199     int nr = id - ED_DRAWING_ID_YAMYAM_CONTENT_0;
4200
4201     for (y = 0; y < 3; y++)
4202       for (x = 0; x < 3; x++)
4203         DrawMiniGraphicExt(drawto,
4204                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4205                            el2edimg(level.yamyam_content[nr].e[x][y]));
4206   }
4207   else if (id >= ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 &&
4208            id <= ED_DRAWING_ID_MAGIC_BALL_CONTENT_7)
4209   {
4210     int nr = id - ED_DRAWING_ID_MAGIC_BALL_CONTENT_0;
4211
4212     for (y = 0; y < 3; y++)
4213       for (x = 0; x < 3; x++)
4214         DrawMiniGraphicExt(drawto,
4215                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4216                            el2edimg(level.ball_content[nr].e[x][y]));
4217   }
4218 }
4219
4220 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4221 {
4222   int x,y;
4223   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4224   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4225
4226   BlitBitmap(drawto, drawto,
4227              SX + (dx == -1 ? MINI_TILEX : 0),
4228              SY + (dy == -1 ? MINI_TILEY : 0),
4229              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4230              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4231              SX + (dx == +1 ? MINI_TILEX : 0),
4232              SY + (dy == +1 ? MINI_TILEY : 0));
4233   if (dx)
4234   {
4235     x = (dx == 1 ? 0 : ed_fieldx - 1);
4236     for (y = 0; y < ed_fieldy; y++)
4237       DrawMiniElementOrWall(x, y, from_x, from_y);
4238   }
4239   else if (dy)
4240   {
4241     y = (dy == 1 ? 0 : ed_fieldy - 1);
4242     for (x = 0; x < ed_fieldx; x++)
4243       DrawMiniElementOrWall(x, y, from_x, from_y);
4244   }
4245
4246   redraw_mask |= REDRAW_FIELD;
4247   BackToFront();
4248 }
4249
4250 static void CreateControlButtons()
4251 {
4252   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4253   struct GadgetInfo *gi;
4254   unsigned long event_mask;
4255   int i;
4256
4257   /* create toolbox buttons */
4258   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4259   {
4260     int id = i;
4261     int width, height;
4262     int gd_xoffset, gd_yoffset;
4263     int gd_x1, gd_x2, gd_y1, gd_y2;
4264     int button_type;
4265     int radio_button_nr;
4266     boolean checked;
4267
4268     if (id == GADGET_ID_SINGLE_ITEMS ||
4269         id == GADGET_ID_CONNECTED_ITEMS ||
4270         id == GADGET_ID_LINE ||
4271         id == GADGET_ID_ARC ||
4272         id == GADGET_ID_TEXT ||
4273         id == GADGET_ID_RECTANGLE ||
4274         id == GADGET_ID_FILLED_BOX ||
4275         id == GADGET_ID_FLOOD_FILL ||
4276         id == GADGET_ID_GRAB_BRUSH ||
4277         id == GADGET_ID_PICK_ELEMENT ||
4278         id == GADGET_ID_CUSTOM_COPY_FROM ||
4279         id == GADGET_ID_CUSTOM_COPY_TO ||
4280         id == GADGET_ID_CUSTOM_EXCHANGE)
4281     {
4282       button_type = GD_TYPE_RADIO_BUTTON;
4283       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4284       checked = (id == drawing_function ? TRUE : FALSE);
4285       event_mask = GD_EVENT_PRESSED;
4286     }
4287     else
4288     {
4289       button_type = GD_TYPE_NORMAL_BUTTON;
4290       radio_button_nr = RADIO_NR_NONE;
4291       checked = FALSE;
4292
4293       if (id == GADGET_ID_WRAP_LEFT ||
4294           id == GADGET_ID_WRAP_RIGHT ||
4295           id == GADGET_ID_WRAP_UP ||
4296           id == GADGET_ID_WRAP_DOWN)
4297         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4298       else
4299         event_mask = GD_EVENT_RELEASED;
4300     }
4301
4302     if (id < ED_NUM_CTRL1_BUTTONS)
4303     {
4304       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4305       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4306
4307       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4308       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4309       width  = ED_CTRL1_BUTTON_XSIZE;
4310       height = ED_CTRL1_BUTTON_YSIZE;
4311
4312       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4313       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4314       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4315       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4316     }
4317     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4318     {
4319       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4320       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4321
4322       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4323       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4324       width  = ED_CTRL2_BUTTON_XSIZE;
4325       height = ED_CTRL2_BUTTON_YSIZE;
4326
4327       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4328       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4329       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4330       gd_y2 = 0;        /* no alternative graphic for these buttons */
4331     }
4332     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4333     {
4334       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4335       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4336
4337       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4338       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4339       width  = ED_CTRL3_BUTTON_XSIZE;
4340       height = ED_CTRL3_BUTTON_YSIZE;
4341
4342       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4343       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4344       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4345       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4346     }
4347     else
4348     {
4349       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4350       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4351
4352       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4353       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4354       width  = ED_CTRL4_BUTTON_XSIZE;
4355       height = ED_CTRL4_BUTTON_YSIZE;
4356
4357       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4358       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4359       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4360       gd_y2 = 0;        /* no alternative graphic for these buttons */
4361     }
4362
4363     gi = CreateGadget(GDI_CUSTOM_ID, id,
4364                       GDI_CUSTOM_TYPE_ID, i,
4365                       GDI_INFO_TEXT, control_info[i].text,
4366                       GDI_X, EX + gd_xoffset,
4367                       GDI_Y, EY + gd_yoffset,
4368                       GDI_WIDTH, width,
4369                       GDI_HEIGHT, height,
4370                       GDI_TYPE, button_type,
4371                       GDI_STATE, GD_BUTTON_UNPRESSED,
4372                       GDI_RADIO_NR, radio_button_nr,
4373                       GDI_CHECKED, checked,
4374                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4375                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4376                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4377                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4378                       GDI_EVENT_MASK, event_mask,
4379                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4380                       GDI_CALLBACK_ACTION, HandleControlButtons,
4381                       GDI_END);
4382
4383     if (gi == NULL)
4384       Error(ERR_EXIT, "cannot create gadget");
4385
4386     level_editor_gadget[id] = gi;
4387   }
4388
4389   /* create buttons for scrolling of drawing area and element list */
4390   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4391   {
4392     int id = scrollbutton_info[i].gadget_id;
4393     int x, y, width, height;
4394     int gd_x1, gd_x2, gd_y1, gd_y2;
4395
4396     x = scrollbutton_info[i].x;
4397     y = scrollbutton_info[i].y;
4398
4399     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4400
4401     if (id == GADGET_ID_SCROLL_LIST_UP ||
4402         id == GADGET_ID_SCROLL_LIST_DOWN)
4403     {
4404       x += DX;
4405       y += DY;
4406       width = ED_SCROLLBUTTON2_XSIZE;
4407       height = ED_SCROLLBUTTON2_YSIZE;
4408       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4409       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4410       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4411       gd_y2 = gd_y1;
4412     }
4413     else
4414     {
4415       x += SX;
4416       y += SY;
4417       width = ED_SCROLLBUTTON_XSIZE;
4418       height = ED_SCROLLBUTTON_YSIZE;
4419       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4420       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4421       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4422       gd_y2 = gd_y1;
4423     }
4424
4425     gi = CreateGadget(GDI_CUSTOM_ID, id,
4426                       GDI_CUSTOM_TYPE_ID, i,
4427                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4428                       GDI_X, x,
4429                       GDI_Y, y,
4430                       GDI_WIDTH, width,
4431                       GDI_HEIGHT, height,
4432                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4433                       GDI_STATE, GD_BUTTON_UNPRESSED,
4434                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4435                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4436                       GDI_EVENT_MASK, event_mask,
4437                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4438                       GDI_CALLBACK_ACTION, HandleControlButtons,
4439                       GDI_END);
4440
4441     if (gi == NULL)
4442       Error(ERR_EXIT, "cannot create gadget");
4443
4444     level_editor_gadget[id] = gi;
4445   }
4446
4447   /* create buttons for element list */
4448   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4449   {
4450     Bitmap *deco_bitmap;
4451     int deco_x, deco_y, deco_xpos, deco_ypos;
4452     int gd_xoffset, gd_yoffset;
4453     int gd_x1, gd_x2, gd_y;
4454     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4455     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4456     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4457     int element = editor_elements[i];
4458
4459     event_mask = GD_EVENT_RELEASED;
4460
4461     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4462     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4463
4464     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4465     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4466     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4467
4468     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4469     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4470     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4471
4472     gi = CreateGadget(GDI_CUSTOM_ID, id,
4473                       GDI_CUSTOM_TYPE_ID, i,
4474                       GDI_INFO_TEXT, getElementInfoText(element),
4475                       GDI_X, DX + gd_xoffset,
4476                       GDI_Y, DY + gd_yoffset,
4477                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4478                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4479                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4480                       GDI_STATE, GD_BUTTON_UNPRESSED,
4481                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4482                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4483                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4484                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4485                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4486                       GDI_DECORATION_SHIFTING, 1, 1,
4487                       GDI_EVENT_MASK, event_mask,
4488                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4489                       GDI_CALLBACK_ACTION, HandleControlButtons,
4490                       GDI_END);
4491
4492     if (gi == NULL)
4493       Error(ERR_EXIT, "cannot create gadget");
4494
4495     level_editor_gadget[id] = gi;
4496   }
4497 }
4498
4499 static void CreateCounterButtons()
4500 {
4501   int max_infotext_len = getMaxInfoTextLength();
4502   int i;
4503
4504   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4505   {
4506     int j;
4507     int x = SX + counterbutton_info[i].x;       /* down count button */
4508     int y = SY + counterbutton_info[i].y;
4509
4510     /* determine horizontal position to the right of specified gadget */
4511     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4512       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4513            ED_GADGET_TEXT_DISTANCE);
4514
4515     /* determine horizontal offset for leading text */
4516     if (counterbutton_info[i].text_left != NULL)
4517       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4518
4519     for (j = 0; j < 2; j++)
4520     {
4521       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4522       struct GadgetInfo *gi;
4523       int id = (j == 0 ?
4524                 counterbutton_info[i].gadget_id_down :
4525                 counterbutton_info[i].gadget_id_up);
4526       int gd_xoffset;
4527       int gd_x, gd_x1, gd_x2, gd_y;
4528       int x_size, y_size;
4529       unsigned long event_mask;
4530       char infotext[max_infotext_len + 1];
4531
4532       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4533
4534       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4535       {
4536         int sid = (j == 0 ?
4537                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4538                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4539
4540         event_mask |= GD_EVENT_RELEASED;
4541
4542         if (j == 1)
4543           x += 2 * ED_GADGET_DISTANCE;
4544         y += ED_GADGET_DISTANCE;
4545
4546         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4547         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4548         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4549         x_size = ED_SCROLLBUTTON_XSIZE;
4550         y_size = ED_SCROLLBUTTON_YSIZE;
4551       }
4552       else
4553       {
4554         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4555         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4556         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4557         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4558         x_size = ED_BUTTON_COUNT_XSIZE;
4559         y_size = ED_BUTTON_COUNT_YSIZE;
4560       }
4561
4562       sprintf(infotext, "%s counter value by 1, 5 or 10",
4563               (j == 0 ? "decrease" : "increase"));
4564
4565       gi = CreateGadget(GDI_CUSTOM_ID, id,
4566                         GDI_CUSTOM_TYPE_ID, i,
4567                         GDI_INFO_TEXT, infotext,
4568                         GDI_X, x,
4569                         GDI_Y, y,
4570                         GDI_WIDTH, x_size,
4571                         GDI_HEIGHT, y_size,
4572                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4573                         GDI_STATE, GD_BUTTON_UNPRESSED,
4574                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4575                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4576                         GDI_EVENT_MASK, event_mask,
4577                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4578                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4579                         GDI_END);
4580
4581       if (gi == NULL)
4582         Error(ERR_EXIT, "cannot create gadget");
4583
4584       level_editor_gadget[id] = gi;
4585       right_gadget_border[id] =
4586         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4587
4588       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4589
4590       if (j == 0)
4591       {
4592         int font_type = FONT_INPUT_1;
4593         int font_type_active = FONT_INPUT_1_ACTIVE;
4594         int gd_width = ED_WIN_COUNT_XSIZE;
4595
4596         id = counterbutton_info[i].gadget_id_text;
4597         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4598
4599         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4600         {
4601           font_type = FONT_LEVEL_NUMBER;
4602           font_type_active = FONT_LEVEL_NUMBER;
4603
4604           x += 2 * ED_GADGET_DISTANCE;
4605           y -= ED_GADGET_DISTANCE;
4606
4607           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4608           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4609           gd_width = ED_WIN_COUNT2_XSIZE;
4610         }
4611         else
4612         {
4613           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4614           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4615         }
4616
4617         gi = CreateGadget(GDI_CUSTOM_ID, id,
4618                           GDI_CUSTOM_TYPE_ID, i,
4619                           GDI_INFO_TEXT, "enter counter value",
4620                           GDI_X, x,
4621                           GDI_Y, y,
4622                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4623                           GDI_NUMBER_VALUE, 0,
4624                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4625                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4626                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4627                           GDI_TEXT_FONT, font_type,
4628                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4629                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4630                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4631                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4632                           GDI_DESIGN_WIDTH, gd_width,
4633                           GDI_EVENT_MASK, event_mask,
4634                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4635                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4636                           GDI_END);
4637
4638         if (gi == NULL)
4639           Error(ERR_EXIT, "cannot create gadget");
4640
4641         level_editor_gadget[id] = gi;
4642         right_gadget_border[id] =
4643           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4644
4645         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4646       }
4647     }
4648   }
4649 }
4650
4651 static void CreateDrawingAreas()
4652 {
4653   int i;
4654
4655   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4656   {
4657     struct GadgetInfo *gi;
4658     unsigned long event_mask;
4659     int id = drawingarea_info[i].gadget_id;
4660     int x = SX + drawingarea_info[i].x;
4661     int y = SY + drawingarea_info[i].y;
4662     int area_xsize = drawingarea_info[i].area_xsize;
4663     int area_ysize = drawingarea_info[i].area_ysize;
4664
4665     event_mask =
4666       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4667       GD_EVENT_OFF_BORDERS;
4668
4669     /* determine horizontal position to the right of specified gadget */
4670     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4671       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4672            ED_DRAWINGAREA_TEXT_DISTANCE);
4673
4674     /* determine horizontal offset for leading text */
4675     if (drawingarea_info[i].text_left != NULL)
4676       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4677
4678     gi = CreateGadget(GDI_CUSTOM_ID, id,
4679                       GDI_CUSTOM_TYPE_ID, i,
4680                       GDI_X, x,
4681                       GDI_Y, y,
4682                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4683                       GDI_AREA_SIZE, area_xsize, area_ysize,
4684                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4685                       GDI_EVENT_MASK, event_mask,
4686                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4687                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4688                       GDI_END);
4689
4690     if (gi == NULL)
4691       Error(ERR_EXIT, "cannot create gadget");
4692
4693     level_editor_gadget[id] = gi;
4694     right_gadget_border[id] =
4695       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4696   }
4697 }
4698
4699 static void CreateTextInputGadgets()
4700 {
4701   int max_infotext_len = getMaxInfoTextLength();
4702   int i;
4703
4704   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4705   {
4706     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4707     int gd_x, gd_y;
4708     struct GadgetInfo *gi;
4709     unsigned long event_mask;
4710     char infotext[MAX_OUTPUT_LINESIZE + 1];
4711     int id = textinput_info[i].gadget_id;
4712
4713     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4714
4715     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4716     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4717
4718     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4719     infotext[max_infotext_len] = '\0';
4720
4721     gi = CreateGadget(GDI_CUSTOM_ID, id,
4722                       GDI_CUSTOM_TYPE_ID, i,
4723                       GDI_INFO_TEXT, infotext,
4724                       GDI_X, SX + textinput_info[i].x,
4725                       GDI_Y, SY + textinput_info[i].y,
4726                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4727                       GDI_TEXT_VALUE, textinput_info[i].value,
4728                       GDI_TEXT_SIZE, textinput_info[i].size,
4729                       GDI_TEXT_FONT, FONT_INPUT_1,
4730                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4731                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4732                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4733                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4734                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4735                       GDI_EVENT_MASK, event_mask,
4736                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4737                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4738                       GDI_END);
4739
4740     if (gi == NULL)
4741       Error(ERR_EXIT, "cannot create gadget");
4742
4743     level_editor_gadget[id] = gi;
4744   }
4745 }
4746
4747 static void CreateTextAreaGadgets()
4748 {
4749   int max_infotext_len = getMaxInfoTextLength();
4750   int i;
4751
4752   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4753   {
4754     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4755     int gd_x, gd_y;
4756     struct GadgetInfo *gi;
4757     unsigned long event_mask;
4758     char infotext[MAX_OUTPUT_LINESIZE + 1];
4759     int id = textarea_info[i].gadget_id;
4760     int area_xsize = textarea_info[i].xsize;
4761     int area_ysize = textarea_info[i].ysize;
4762
4763     event_mask = GD_EVENT_TEXT_LEAVING;
4764
4765     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4766     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4767
4768     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4769     infotext[max_infotext_len] = '\0';
4770
4771     gi = CreateGadget(GDI_CUSTOM_ID, id,
4772                       GDI_CUSTOM_TYPE_ID, i,
4773                       GDI_INFO_TEXT, infotext,
4774                       GDI_X, SX + textarea_info[i].x,
4775                       GDI_Y, SY + textarea_info[i].y,
4776                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4777                       GDI_AREA_SIZE, area_xsize, area_ysize,
4778                       GDI_TEXT_FONT, FONT_INPUT_1,
4779                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4780                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4781                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4782                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4783                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4784                       GDI_EVENT_MASK, event_mask,
4785                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4786                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4787                       GDI_END);
4788
4789     if (gi == NULL)
4790       Error(ERR_EXIT, "cannot create gadget");
4791
4792     level_editor_gadget[id] = gi;
4793   }
4794 }
4795
4796 static void CreateSelectboxGadgets()
4797 {
4798   int max_infotext_len = getMaxInfoTextLength();
4799   int i, j;
4800
4801   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4802   {
4803     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4804     int gd_x, gd_y;
4805     struct GadgetInfo *gi;
4806     unsigned long event_mask;
4807     char infotext[MAX_OUTPUT_LINESIZE + 1];
4808     int id = selectbox_info[i].gadget_id;
4809     int x = SX + selectbox_info[i].x;
4810     int y = SY + selectbox_info[i].y;
4811
4812     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4813     {
4814       /* (we cannot use -1 for uninitialized values if we directly compare
4815          with results from strlen(), because the '<' and '>' operation will
4816          implicitely cast -1 to an unsigned integer value!) */
4817       selectbox_info[i].size = 0;
4818
4819       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4820         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4821           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4822
4823       selectbox_info[i].size++;         /* add one character empty space */
4824     }
4825
4826     event_mask = GD_EVENT_RELEASED |
4827       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4828
4829     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4830     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4831
4832     /* determine horizontal position to the right of specified gadget */
4833     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4834       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4835            ED_GADGET_TEXT_DISTANCE);
4836
4837     /* determine horizontal offset for leading text */
4838     if (selectbox_info[i].text_left != NULL)
4839       x += getTextWidthForGadget(selectbox_info[i].text_left);
4840
4841     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4842     infotext[max_infotext_len] = '\0';
4843
4844     gi = CreateGadget(GDI_CUSTOM_ID, id,
4845                       GDI_CUSTOM_TYPE_ID, i,
4846                       GDI_INFO_TEXT, infotext,
4847                       GDI_X, x,
4848                       GDI_Y, y,
4849                       GDI_TYPE, GD_TYPE_SELECTBOX,
4850                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4851                       GDI_TEXT_SIZE, selectbox_info[i].size,
4852                       GDI_TEXT_FONT, FONT_INPUT_1,
4853                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4854                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4855                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4856                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4857                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4858                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4859                       GDI_EVENT_MASK, event_mask,
4860                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4861                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4862                       GDI_END);
4863
4864     if (gi == NULL)
4865       Error(ERR_EXIT, "cannot create gadget");
4866
4867     level_editor_gadget[id] = gi;
4868     right_gadget_border[id] =
4869       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4870   }
4871 }
4872
4873 static void CreateTextbuttonGadgets()
4874 {
4875   int max_infotext_len = getMaxInfoTextLength();
4876   int i;
4877
4878   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4879   {
4880     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4881     int gd_x1, gd_x2, gd_y1, gd_y2;
4882     struct GadgetInfo *gi;
4883     unsigned long event_mask;
4884     char infotext[MAX_OUTPUT_LINESIZE + 1];
4885     int id = textbutton_info[i].gadget_id;
4886     int x = SX + textbutton_info[i].x;
4887     int y = SY + textbutton_info[i].y;
4888
4889     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4890       textbutton_info[i].size = strlen(textbutton_info[i].text);
4891
4892     event_mask = GD_EVENT_RELEASED;
4893
4894     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4895     {
4896       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4897       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4898       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4899       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4900     }
4901     else
4902     {
4903       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4904       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4905       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4906       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4907     }
4908
4909     sprintf(infotext, "%s", textbutton_info[i].infotext);
4910     infotext[max_infotext_len] = '\0';
4911
4912     /* determine horizontal position to the right of specified gadget */
4913     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4914       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4915            ED_GADGET_TEXT_DISTANCE);
4916
4917     /* determine horizontal offset for leading text */
4918     if (textbutton_info[i].text_left != NULL)
4919       x += getTextWidthForGadget(textbutton_info[i].text_left);
4920
4921     gi = CreateGadget(GDI_CUSTOM_ID, id,
4922                       GDI_CUSTOM_TYPE_ID, i,
4923                       GDI_INFO_TEXT, infotext,
4924                       GDI_X, x,
4925                       GDI_Y, y,
4926                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4927                       GDI_TEXT_VALUE, textbutton_info[i].text,
4928                       GDI_TEXT_SIZE, textbutton_info[i].size,
4929                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4930                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4931                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4932                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4933                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4934                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4935                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4936                       GDI_DECORATION_SHIFTING, 1, 1,
4937                       GDI_EVENT_MASK, event_mask,
4938                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4939                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4940                       GDI_END);
4941
4942     if (gi == NULL)
4943       Error(ERR_EXIT, "cannot create gadget");
4944
4945     level_editor_gadget[id] = gi;
4946     right_gadget_border[id] =
4947       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4948   }
4949 }
4950
4951 static void CreateGraphicbuttonGadgets()
4952 {
4953   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4954   struct GadgetInfo *gi;
4955   unsigned long event_mask;
4956   int i;
4957
4958   /* create buttons for scrolling of drawing area and element list */
4959   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4960   {
4961     int id = graphicbutton_info[i].gadget_id;
4962     int gd_x1, gd_x2, gd_y1, gd_y2;
4963     int x = SX + graphicbutton_info[i].x;
4964     int y = SY + graphicbutton_info[i].y;
4965
4966     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4967
4968     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
4969     {
4970       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4971       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4972       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4973       gd_y2 = gd_y1;
4974     }
4975     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
4976     {
4977       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
4978       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4979       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
4980       gd_y2 = gd_y1;
4981     }
4982
4983     /* determine horizontal position to the right of specified gadget */
4984     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4985       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4986            ED_GADGET_TEXT_DISTANCE);
4987
4988     /* determine horizontal offset for leading text */
4989     if (graphicbutton_info[i].text_left != NULL)
4990       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4991
4992     gi = CreateGadget(GDI_CUSTOM_ID, id,
4993                       GDI_CUSTOM_TYPE_ID, i,
4994                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4995                       GDI_X, x,
4996                       GDI_Y, y,
4997                       GDI_WIDTH, graphicbutton_info[i].width,
4998                       GDI_HEIGHT, graphicbutton_info[i].height,
4999                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5000                       GDI_STATE, GD_BUTTON_UNPRESSED,
5001                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5002                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5003                       GDI_EVENT_MASK, event_mask,
5004                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5005                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5006                       GDI_END);
5007
5008     if (gi == NULL)
5009       Error(ERR_EXIT, "cannot create gadget");
5010
5011     level_editor_gadget[id] = gi;
5012     right_gadget_border[id] =
5013       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5014   }
5015 }
5016
5017 static void CreateScrollbarGadgets()
5018 {
5019   int i;
5020
5021   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5022   {
5023     int id = scrollbar_info[i].gadget_id;
5024     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5025     int gd_x1, gd_x2, gd_y1, gd_y2;
5026     struct GadgetInfo *gi;
5027     int items_max, items_visible, item_position;
5028     unsigned long event_mask;
5029
5030     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5031     {
5032       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5033       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5034       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5035     }
5036     else        /* drawing area scrollbars */
5037     {
5038       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5039       {
5040         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5041         items_visible = ed_fieldx;
5042         item_position = 0;
5043       }
5044       else
5045       {
5046         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5047         items_visible = ed_fieldy;
5048         item_position = 0;
5049       }
5050     }
5051
5052     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5053
5054     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5055     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5056                       scrollbar_info[i].height : scrollbar_info[i].width));
5057     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5058     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5059
5060     gi = CreateGadget(GDI_CUSTOM_ID, id,
5061                       GDI_CUSTOM_TYPE_ID, i,
5062                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5063                       GDI_X, scrollbar_info[i].x,
5064                       GDI_Y, scrollbar_info[i].y,
5065                       GDI_WIDTH, scrollbar_info[i].width,
5066                       GDI_HEIGHT, scrollbar_info[i].height,
5067                       GDI_TYPE, scrollbar_info[i].type,
5068                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5069                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5070                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5071                       GDI_STATE, GD_BUTTON_UNPRESSED,
5072                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5073                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5074                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5075                       GDI_EVENT_MASK, event_mask,
5076                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5077                       GDI_CALLBACK_ACTION, HandleControlButtons,
5078                       GDI_END);
5079
5080     if (gi == NULL)
5081       Error(ERR_EXIT, "cannot create gadget");
5082
5083     level_editor_gadget[id] = gi;
5084   }
5085 }
5086
5087 static void CreateCheckbuttonGadgets()
5088 {
5089   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5090   struct GadgetInfo *gi;
5091   unsigned long event_mask;
5092   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5093   int i;
5094
5095   event_mask = GD_EVENT_PRESSED;
5096
5097   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5098   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5099   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5100   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5101   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5102
5103   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5104   {
5105     int id = checkbutton_info[i].gadget_id;
5106     int x = SX + checkbutton_info[i].x;
5107     int y = SY + checkbutton_info[i].y;
5108
5109     if (id == GADGET_ID_STICK_ELEMENT)
5110       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5111     else
5112       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5113
5114     /* determine horizontal position to the right of specified gadget */
5115     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5116       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5117            ED_GADGET_TEXT_DISTANCE);
5118
5119     /* determine horizontal offset for leading text */
5120     if (checkbutton_info[i].text_left != NULL)
5121       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5122
5123     gi = CreateGadget(GDI_CUSTOM_ID, id,
5124                       GDI_CUSTOM_TYPE_ID, i,
5125                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5126                       GDI_X, x,
5127                       GDI_Y, y,
5128                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5129                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5130                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5131                       GDI_CHECKED, *checkbutton_info[i].value,
5132                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5133                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5134                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5135                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5136                       GDI_EVENT_MASK, event_mask,
5137                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5138                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5139                       GDI_END);
5140
5141     if (gi == NULL)
5142       Error(ERR_EXIT, "cannot create gadget");
5143
5144     level_editor_gadget[id] = gi;
5145     right_gadget_border[id] =
5146       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5147   }
5148 }
5149
5150 static void CreateRadiobuttonGadgets()
5151 {
5152   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5153   struct GadgetInfo *gi;
5154   unsigned long event_mask;
5155   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5156   int i;
5157
5158   event_mask = GD_EVENT_PRESSED;
5159
5160   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5161   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5162   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5163   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5164   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5165
5166   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5167   {
5168     int id = radiobutton_info[i].gadget_id;
5169     int x = SX + radiobutton_info[i].x;
5170     int y = SY + radiobutton_info[i].y;
5171
5172     int checked =
5173       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5174
5175     /* determine horizontal position to the right of specified gadget */
5176     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5177       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5178            ED_GADGET_TEXT_DISTANCE);
5179
5180     /* determine horizontal offset for leading text */
5181     if (radiobutton_info[i].text_left != NULL)
5182       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5183
5184     gi = CreateGadget(GDI_CUSTOM_ID, id,
5185                       GDI_CUSTOM_TYPE_ID, i,
5186                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5187                       GDI_X, x,
5188                       GDI_Y, y,
5189                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5190                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5191                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5192                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5193                       GDI_CHECKED, checked,
5194                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5195                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5196                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5197                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5198                       GDI_EVENT_MASK, event_mask,
5199                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5200                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5201                       GDI_END);
5202
5203     if (gi == NULL)
5204       Error(ERR_EXIT, "cannot create gadget");
5205
5206     level_editor_gadget[id] = gi;
5207     right_gadget_border[id] =
5208       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5209   }
5210 }
5211
5212 void CreateLevelEditorGadgets()
5213 {
5214   int old_game_status = game_status;
5215
5216   /* setting 'game_status' is needed to get the right fonts for the editor */
5217   game_status = GAME_MODE_EDITOR;
5218
5219   ReinitializeElementList();
5220
5221   CreateControlButtons();
5222   CreateScrollbarGadgets();
5223
5224   /* order of function calls is important because of cross-references */
5225   CreateCheckbuttonGadgets();
5226   CreateCounterButtons();
5227   CreateRadiobuttonGadgets();
5228   CreateTextInputGadgets();
5229   CreateTextAreaGadgets();
5230   CreateSelectboxGadgets();
5231   CreateGraphicbuttonGadgets();
5232   CreateTextbuttonGadgets();
5233   CreateDrawingAreas();
5234
5235   game_status = old_game_status;
5236 }
5237
5238 void FreeLevelEditorGadgets()
5239 {
5240   int i;
5241
5242   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5243     FreeGadget(level_editor_gadget[i]);
5244 }
5245
5246 static void MapCounterButtons(int id)
5247 {
5248   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5249   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5250   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5251   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5252   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5253   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5254   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5255   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5256   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5257   int yoffset = ED_BORDER_SIZE;
5258   int x_left = gi_down->x - xoffset_left;
5259   int x_right = gi_up->x + gi_up->width + xoffset_right;
5260   int y_above = gi_down->y - yoffset_above;
5261   int x = gi_down->x;
5262   int y;        /* set after gadget position was modified */
5263
5264   /* set position for "value1/value2" counter gadgets (score in most cases) */
5265   if (id == ED_COUNTER_ID_ELEMENT_VALUE1 ||
5266       id == ED_COUNTER_ID_ELEMENT_VALUE2)
5267   {
5268     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5269     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5270     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5271   }
5272
5273   y = gi_up->y + yoffset;
5274
5275   if (counterbutton_info[id].text_above)
5276     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5277
5278   if (counterbutton_info[id].text_left)
5279     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5280
5281   if (counterbutton_info[id].text_right)
5282     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5283
5284   ModifyEditorCounter(id, *counterbutton_info[id].value);
5285
5286   MapGadget(gi_down);
5287   MapGadget(gi_text);
5288   MapGadget(gi_up);
5289 }
5290
5291 static void MapControlButtons()
5292 {
5293   int counter_id;
5294   int i;
5295
5296   /* map toolbox buttons (excluding special CE toolbox buttons) */
5297   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5298     MapGadget(level_editor_gadget[i]);
5299
5300   /* map buttons to select elements */
5301   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5302     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5303   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5304   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5305   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5306
5307   /* map buttons to select level */
5308   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5309   ModifyEditorCounterLimits(counter_id,
5310                             leveldir_current->first_level,
5311                             leveldir_current->last_level);
5312   MapCounterButtons(counter_id);
5313 }
5314
5315 static void MapDrawingArea(int id)
5316 {
5317   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5318   int area_xsize = gi->drawing.area_xsize;
5319   int area_ysize = gi->drawing.area_ysize;
5320   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5321   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5322   int x_left  = gi->x - xoffset_left;
5323   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5324   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5325   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5326   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5327
5328   if (drawingarea_info[id].text_left)
5329     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5330
5331   if (drawingarea_info[id].text_right)
5332     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5333
5334   if (drawingarea_info[id].text_below)
5335     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5336
5337   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5338   {
5339     DrawElementBorder(gi->x, gi->y,
5340                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5341
5342     DrawDrawingArea(id);
5343   }
5344
5345   MapGadget(gi);
5346 }
5347
5348 static void MapTextInputGadget(int id)
5349 {
5350   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5351   int xoffset_above = 0;
5352   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5353   int x_above = textinput_info[id].x + xoffset_above;
5354   int y_above = textinput_info[id].y + yoffset_above;
5355
5356   if (textinput_info[id].text_above)
5357     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5358
5359   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5360
5361   MapGadget(gi);
5362 }
5363
5364 static void MapTextAreaGadget(int id)
5365 {
5366   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5367   int xoffset_above = 0;
5368   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5369   int x_above = textarea_info[id].x + xoffset_above;
5370   int y_above = textarea_info[id].y + yoffset_above;
5371
5372   if (textarea_info[id].text_above)
5373     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5374
5375   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5376
5377   MapGadget(gi);
5378 }
5379
5380 static void MapSelectboxGadget(int id)
5381 {
5382   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5383   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5384   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5385   int yoffset = ED_BORDER_SIZE;
5386   int x_left = gi->x - xoffset_left;
5387   int x_right = gi->x + gi->width + xoffset_right;
5388   int y = gi->y + yoffset;
5389
5390   if (selectbox_info[id].text_left)
5391     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5392
5393   if (selectbox_info[id].text_right)
5394     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5395
5396   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5397
5398   MapGadget(gi);
5399 }
5400
5401 static void MapTextbuttonGadget(int id)
5402 {
5403   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5404   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5405   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5406   int yoffset = ED_BORDER_SIZE;
5407   int x_left = gi->x - xoffset_left;
5408   int x_right = gi->x + gi->width + xoffset_right;
5409   int y = gi->y + yoffset;
5410
5411   /* only show button to delete change pages when more than minimum pages */
5412   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5413       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5414     return;
5415
5416   if (textbutton_info[id].text_left)
5417     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5418
5419   if (textbutton_info[id].text_right)
5420     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5421
5422   MapGadget(gi);
5423 }
5424
5425 static void MapGraphicbuttonGadget(int id)
5426 {
5427   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5428   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5429   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5430   int yoffset = ED_BORDER_SIZE;
5431   int x_left = gi->x - xoffset_left;
5432   int x_right = gi->x + gi->width + xoffset_right;
5433   int y = gi->y + yoffset;
5434
5435   if (graphicbutton_info[id].text_left)
5436     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5437
5438   if (graphicbutton_info[id].text_right)
5439     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5440
5441   MapGadget(gi);
5442 }
5443
5444 static void MapRadiobuttonGadget(int id)
5445 {
5446   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5447   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5448   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5449   int yoffset = ED_BORDER_SIZE;
5450   int x_left = gi->x - xoffset_left;
5451   int x_right = gi->x + gi->width + xoffset_right;
5452   int y = gi->y + yoffset;
5453   boolean checked =
5454     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5455
5456   if (radiobutton_info[id].text_left)
5457     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5458
5459   if (radiobutton_info[id].text_right)
5460     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5461
5462   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5463
5464   MapGadget(gi);
5465 }
5466
5467 static void MapCheckbuttonGadget(int id)
5468 {
5469   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5470   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5471   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5472   int yoffset = ED_BORDER_SIZE;
5473   int x_left, x_right, y;       /* set after gadget position was modified */
5474
5475   /* set position for gadgets with dynamically determined position */
5476   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5477     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5478   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5479
5480   x_left = gi->x - xoffset_left;
5481   x_right = gi->x + gi->width + xoffset_right;
5482   y = gi->y + yoffset;
5483
5484   if (checkbutton_info[id].text_left)
5485     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5486
5487   if (checkbutton_info[id].text_right)
5488     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5489
5490   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5491
5492   MapGadget(gi);
5493 }
5494
5495 static void MapMainDrawingArea()
5496 {
5497   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5498   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5499   int i;
5500
5501   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5502   {
5503     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5504           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5505          no_horizontal_scrollbar) ||
5506         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5507           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5508          no_vertical_scrollbar))
5509       continue;
5510
5511     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5512   }
5513
5514   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5515   {
5516     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5517         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5518       continue;
5519
5520     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5521   }
5522
5523   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5524 }
5525
5526 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5527 {
5528   int i;
5529
5530   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5531   {
5532     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5533         i == GADGET_ID_CUSTOM_COPY_TO ||
5534         i == GADGET_ID_CUSTOM_EXCHANGE ||
5535         i == GADGET_ID_CUSTOM_COPY ||
5536         i == GADGET_ID_CUSTOM_PASTE)
5537     {
5538       if (map)
5539         MapGadget(level_editor_gadget[i]);
5540       else
5541         UnmapGadget(level_editor_gadget[i]);
5542     }
5543   }
5544 }
5545
5546 static void MapLevelEditorToolboxCustomGadgets()
5547 {
5548   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5549 }
5550
5551 static void UnmapLevelEditorToolboxCustomGadgets()
5552 {
5553   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5554 }
5555
5556 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5557 {
5558   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5559   int i;
5560
5561   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5562   {
5563     if (i != GADGET_ID_SINGLE_ITEMS &&
5564         i != GADGET_ID_PROPERTIES &&
5565         i != GADGET_ID_PICK_ELEMENT)
5566     {
5567       struct GadgetInfo *gi = level_editor_gadget[i];
5568
5569       if (map)
5570         MapGadget(gi);
5571       else
5572       {
5573         UnmapGadget(gi);
5574
5575         BlitBitmap(gd_bitmap, drawto,
5576                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5577                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5578                    gi->width, gi->height, gi->x, gi->y);
5579
5580         redraw_mask |= REDRAW_DOOR_3;
5581       }
5582     }
5583   }
5584 }
5585
5586 static void MapLevelEditorToolboxDrawingGadgets()
5587 {
5588   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5589 }
5590
5591 static void UnmapLevelEditorToolboxDrawingGadgets()
5592 {
5593   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5594 }
5595
5596 static void UnmapDrawingArea(int id)
5597 {
5598   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5599 }
5600
5601 static void UnmapLevelEditorWindowGadgets()
5602 {
5603   int i;
5604
5605   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5606     if (level_editor_gadget[i]->x < SX + SXSIZE)
5607       UnmapGadget(level_editor_gadget[i]);
5608 }
5609
5610 void UnmapLevelEditorGadgets()
5611 {
5612   int i;
5613
5614   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5615     UnmapGadget(level_editor_gadget[i]);
5616 }
5617
5618 static void ResetUndoBuffer()
5619 {
5620   undo_buffer_position = -1;
5621   undo_buffer_steps = -1;
5622   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5623
5624   level.changed = FALSE;
5625 }
5626
5627 static void DrawEditModeWindow()
5628 {
5629   ModifyEditorElementList();
5630   RedrawDrawingElements();
5631
5632   if (edit_mode == ED_MODE_INFO)
5633     DrawLevelInfoWindow();
5634   else if (edit_mode == ED_MODE_PROPERTIES)
5635     DrawPropertiesWindow();
5636   else  /* edit_mode == ED_MODE_DRAWING */
5637     DrawDrawingWindow();
5638 }
5639
5640 static boolean LevelChanged()
5641 {
5642   boolean field_changed = FALSE;
5643   int x, y;
5644
5645   if (leveldir_current->readonly)
5646     return FALSE;
5647
5648   for (y = 0; y < lev_fieldy; y++)
5649     for (x = 0; x < lev_fieldx; x++)
5650       if (Feld[x][y] != level.field[x][y])
5651         field_changed = TRUE;
5652
5653   return (level.changed || field_changed);
5654 }
5655
5656 static boolean LevelContainsPlayer()
5657 {
5658   boolean player_found = FALSE;
5659   int x, y;
5660
5661   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5662
5663   for (y = 0; y < lev_fieldy; y++)
5664     for (x = 0; x < lev_fieldx; x++)
5665       if (Feld[x][y] == EL_PLAYER_1 ||
5666           Feld[x][y] == EL_SP_MURPHY)
5667         player_found = TRUE;
5668
5669   return player_found;
5670 }
5671
5672 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5673                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5674 {
5675   int x, y;
5676
5677   for (x = 0; x < lev_fieldx; x++)
5678     for (y = 0; y < lev_fieldy; y++)
5679       dst[x][y] = src[x][y];
5680 }
5681
5682 static int setSelectboxValue(int selectbox_id, int new_value)
5683 {
5684   int new_index_value = 0;
5685   int i;
5686
5687   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5688     if (selectbox_info[selectbox_id].options[i].value == new_value)
5689       new_index_value = i;
5690
5691   *selectbox_info[selectbox_id].value =
5692     selectbox_info[selectbox_id].options[new_index_value].value;
5693
5694   return new_index_value;
5695 }
5696
5697 static void copy_custom_element_settings(int element_from, int element_to)
5698 {
5699   struct ElementInfo *ei_from = &element_info[element_from];
5700   struct ElementInfo *ei_to = &element_info[element_to];
5701   int i, x, y;
5702
5703   /* ---------- copy element description ---------- */
5704   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5705     ei_to->description[i] = ei_from->description[i];
5706
5707   /* ---------- copy element base properties ---------- */
5708   Properties[element_to][EP_BITFIELD_BASE] =
5709     Properties[element_from][EP_BITFIELD_BASE];
5710
5711   /* ---------- copy custom property values ---------- */
5712
5713   ei_to->use_gfx_element = ei_from->use_gfx_element;
5714   ei_to->gfx_element = ei_from->gfx_element;
5715
5716   ei_to->access_direction = ei_from->access_direction;
5717
5718   ei_to->collect_score_initial = ei_from->collect_score_initial;
5719   ei_to->collect_count_initial = ei_from->collect_count_initial;
5720
5721   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5722   ei_to->push_delay_random = ei_from->push_delay_random;
5723   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5724   ei_to->drop_delay_random = ei_from->drop_delay_random;
5725   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5726   ei_to->move_delay_random = ei_from->move_delay_random;
5727
5728   ei_to->move_pattern = ei_from->move_pattern;
5729   ei_to->move_direction_initial = ei_from->move_direction_initial;
5730   ei_to->move_stepsize = ei_from->move_stepsize;
5731
5732   ei_to->move_enter_element = ei_from->move_enter_element;
5733   ei_to->move_leave_element = ei_from->move_leave_element;
5734   ei_to->move_leave_type = ei_from->move_leave_type;
5735
5736   ei_to->slippery_type = ei_from->slippery_type;
5737
5738   for (y = 0; y < 3; y++)
5739     for (x = 0; x < 3; x++)
5740       ei_to->content.e[x][y] = ei_from->content.e[x][y];
5741
5742   ei_to->explosion_type = ei_from->explosion_type;
5743   ei_to->explosion_delay = ei_from->explosion_delay;
5744   ei_to->ignition_delay = ei_from->ignition_delay;
5745
5746   /* ---------- reinitialize and copy change pages ---------- */
5747
5748   ei_to->num_change_pages = ei_from->num_change_pages;
5749   ei_to->current_change_page = ei_from->current_change_page;
5750
5751   setElementChangePages(ei_to, ei_to->num_change_pages);
5752
5753   for (i=0; i < ei_to->num_change_pages; i++)
5754     ei_to->change_page[i] = ei_from->change_page[i];
5755
5756   /* ---------- copy group element info ---------- */
5757   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5758     *ei_to->group = *ei_from->group;
5759
5760   /* mark this custom element as modified */
5761   ei_to->modified_settings = TRUE;
5762 }
5763
5764 static void replace_custom_element_in_settings(int element_from,
5765                                                int element_to)
5766 {
5767   int i, j, x, y;
5768
5769   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5770   {
5771     struct ElementInfo *ei = &element_info[i];
5772
5773     for (y = 0; y < 3; y++)
5774       for (x = 0; x < 3; x++)
5775         if (ei->content.e[x][y] == element_from)
5776           ei->content.e[x][y] = element_to;
5777
5778     for (j = 0; j < ei->num_change_pages; j++)
5779     {
5780       struct ElementChangeInfo *change = &ei->change_page[j];
5781
5782       if (change->target_element == element_from)
5783         change->target_element = element_to;
5784
5785       if (change->trigger_element == element_from)
5786         change->trigger_element = element_to;
5787
5788       for (y = 0; y < 3; y++)
5789         for (x = 0; x < 3; x++)
5790           if (change->target_content.e[x][y] == element_from)
5791             change->target_content.e[x][y] = element_to;
5792     }
5793
5794     if (ei->group != NULL)                              /* group or internal */
5795       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5796         if (ei->group->element[j] == element_from)
5797           ei->group->element[j] = element_to;
5798   }
5799 }
5800
5801 static void replace_custom_element_in_playfield(int element_from,
5802                                                 int element_to)
5803 {
5804   int x, y;
5805
5806   for (x = 0; x < lev_fieldx; x++)
5807     for (y = 0; y < lev_fieldy; y++)
5808       if (Feld[x][y] == element_from)
5809         Feld[x][y] = element_to;
5810 }
5811
5812 static boolean CopyCustomElement(int element_old, int element_new,
5813                                  int copy_mode)
5814 {
5815   if (copy_mode == GADGET_ID_CUSTOM_COPY)
5816   {
5817     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
5818                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5819     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5820   }
5821   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
5822   {
5823     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
5824                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5825     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5826
5827     level.changed = TRUE;
5828   }
5829   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5830   {
5831     Request("Please choose custom element !", REQ_CONFIRM);
5832
5833     return FALSE;
5834   }
5835   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5836   {
5837     Request("Please choose group element !", REQ_CONFIRM);
5838
5839     return FALSE;
5840   }
5841   else
5842   {
5843     level.changed = TRUE;
5844   }
5845
5846   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5847   {
5848     copy_custom_element_settings(element_new, element_old);
5849   }
5850   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5851   {
5852     copy_custom_element_settings(element_old, element_new);
5853   }
5854   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5855   {
5856     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
5857     copy_custom_element_settings(element_new, element_old);
5858     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
5859
5860     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
5861     replace_custom_element_in_settings(element_new, element_old);
5862     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
5863
5864     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
5865     replace_custom_element_in_playfield(element_new, element_old);
5866     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
5867   }
5868
5869   UpdateCustomElementGraphicGadgets();
5870   DrawPropertiesWindow();
5871
5872   return TRUE;
5873 }
5874
5875 static void CopyCustomElementPropertiesToEditor(int element)
5876 {
5877   int i;
5878   int current_change_page = element_info[element].current_change_page;
5879
5880   /* dynamically (re)build selectbox for selecting change page */
5881   for (i = 0; i < element_info[element].num_change_pages; i++)
5882   {
5883     sprintf(options_change_page_strings[i], "%d", i + 1);
5884
5885     options_change_page[i].value = i;
5886     options_change_page[i].text = options_change_page_strings[i];
5887   }
5888
5889   options_change_page[i].value = -1;
5890   options_change_page[i].text = NULL;
5891
5892   /* needed here to initialize combined element properties */
5893   InitElementPropertiesEngine(level.game_version);
5894
5895   element_info[element].change =
5896     &element_info[element].change_page[current_change_page];
5897
5898   custom_element = element_info[element];
5899   custom_element_change = *element_info[element].change;
5900
5901   /* needed to initially set selectbox value variables to reliable defaults */
5902   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5903     setSelectboxValue(i, *selectbox_info[i].value);
5904
5905   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5906     custom_element_properties[i] = HAS_PROPERTY(element, i);
5907
5908   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5909     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5910
5911   /* ---------- element settings: configure (custom elements) ------------- */
5912
5913   /* set accessible layer selectbox help value */
5914   custom_element.access_type =
5915     (IS_WALKABLE(element) ? EP_WALKABLE :
5916      IS_PASSABLE(element) ? EP_PASSABLE :
5917      custom_element.access_type);
5918   custom_element.access_layer =
5919     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5920      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5921      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5922      custom_element.access_layer);
5923   custom_element.access_protected =
5924     (IS_PROTECTED(element) ? 1 : 0);
5925   custom_element_properties[EP_ACCESSIBLE] =
5926     (IS_ACCESSIBLE_OVER(element) ||
5927      IS_ACCESSIBLE_INSIDE(element) ||
5928      IS_ACCESSIBLE_UNDER(element));
5929
5930   /* set walk-to-object action selectbox help value */
5931   custom_element.walk_to_action =
5932     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5933      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5934      IS_DROPPABLE(element) ? EP_DROPPABLE :
5935      IS_THROWABLE(element) ? EP_THROWABLE :
5936      IS_PUSHABLE(element) ? EP_PUSHABLE :
5937      custom_element.walk_to_action);
5938   custom_element_properties[EP_WALK_TO_OBJECT] =
5939     (IS_DIGGABLE(element) ||
5940      IS_COLLECTIBLE_ONLY(element) ||
5941      IS_DROPPABLE(element) ||
5942      IS_THROWABLE(element) ||
5943      IS_PUSHABLE(element));
5944
5945   /* set smash targets selectbox help value */
5946   custom_element.smash_targets =
5947     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5948      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5949      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5950      custom_element.smash_targets);
5951   custom_element_properties[EP_CAN_SMASH] =
5952     (CAN_SMASH_EVERYTHING(element) ||
5953      CAN_SMASH_ENEMIES(element) ||
5954      CAN_SMASH_PLAYER(element));
5955
5956   /* set deadliness selectbox help value */
5957   custom_element.deadliness =
5958     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5959      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5960      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5961      custom_element.deadliness);
5962   custom_element_properties[EP_DEADLY] =
5963     (DONT_TOUCH(element) ||
5964      DONT_COLLIDE_WITH(element) ||
5965      DONT_RUN_INTO(element));
5966
5967   /* ---------- element settings: advanced (custom elements) --------------- */
5968
5969   /* set "change by direct action" selectbox help value */
5970   custom_element_change.direct_action =
5971     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
5972      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
5973      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
5974      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
5975      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
5976      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
5977      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
5978      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
5979      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
5980      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
5981      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
5982      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
5983      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO) ? CE_COUNT_AT_ZERO :
5984      custom_element_change.direct_action);
5985
5986   /* set "change by other element action" selectbox help value */
5987   custom_element_change.other_action =
5988     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
5989      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
5990      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
5991      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
5992      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
5993      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
5994      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
5995      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
5996      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
5997      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
5998      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
5999      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6000      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6001      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6002      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO_OF_X) ? CE_COUNT_AT_ZERO_OF_X :
6003      custom_element_change.other_action);
6004 }
6005
6006 static void CopyGroupElementPropertiesToEditor(int element)
6007 {
6008   group_element_info = *element_info[element].group;
6009   custom_element = element_info[element];       /* needed for description */
6010 }
6011
6012 static void CopyClassicElementPropertiesToEditor(int element)
6013 {
6014   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6015     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6016       getMoveIntoAcidProperty(&level, element);
6017
6018   if (MAYBE_DONT_COLLIDE_WITH(element))
6019     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6020       getDontCollideWithProperty(&level, element);
6021 }
6022
6023 static void CopyElementPropertiesToEditor(int element)
6024 {
6025   if (IS_CUSTOM_ELEMENT(element))
6026     CopyCustomElementPropertiesToEditor(element);
6027   else if (IS_GROUP_ELEMENT(element))
6028     CopyGroupElementPropertiesToEditor(element);
6029   else
6030     CopyClassicElementPropertiesToEditor(element);
6031 }
6032
6033 static void CopyCustomElementPropertiesToGame(int element)
6034 {
6035   int i;
6036   int access_type_and_layer;
6037
6038   /* mark that this custom element has been modified */
6039   custom_element.modified_settings = TRUE;
6040   level.changed = TRUE;
6041
6042   if (level.use_custom_template)
6043   {
6044     if (Request("Copy and modify level template ?", REQ_ASK))
6045     {
6046       level.use_custom_template = FALSE;
6047       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6048                    GDI_CHECKED, FALSE, GDI_END);
6049     }
6050     else
6051     {
6052       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6053
6054       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6055     }
6056   }
6057
6058   element_info[element] = custom_element;
6059   *element_info[element].change = custom_element_change;
6060
6061   /* ---------- element settings: configure (custom elements) ------------- */
6062
6063   /* set accessible property from checkbox and selectbox */
6064   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6065   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6066   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6067   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6068   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6069   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6070   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6071                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6072                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6073   custom_element_properties[access_type_and_layer] =
6074     custom_element_properties[EP_ACCESSIBLE];
6075   custom_element_properties[EP_PROTECTED] =
6076     (custom_element.access_protected != 0 &&
6077      custom_element_properties[EP_ACCESSIBLE]);
6078
6079   /* set walk-to-object property from checkbox and selectbox */
6080   custom_element_properties[EP_DIGGABLE] = FALSE;
6081   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6082   custom_element_properties[EP_DROPPABLE] = FALSE;
6083   custom_element_properties[EP_THROWABLE] = FALSE;
6084   custom_element_properties[EP_PUSHABLE] = FALSE;
6085   custom_element_properties[custom_element.walk_to_action] =
6086     custom_element_properties[EP_WALK_TO_OBJECT];
6087
6088   /* set smash property from checkbox and selectbox */
6089   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6090   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6091   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6092   custom_element_properties[custom_element.smash_targets] =
6093     custom_element_properties[EP_CAN_SMASH];
6094
6095   /* set deadliness property from checkbox and selectbox */
6096   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6097   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6098   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6099   custom_element_properties[custom_element.deadliness] =
6100     custom_element_properties[EP_DEADLY];
6101
6102   /* ---------- element settings: advanced (custom elements) --------------- */
6103
6104   /* set player change event from checkbox and selectbox */
6105   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6106   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6107   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6108   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6109   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6110   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6111   custom_element_change_events[CE_SWITCHED] = FALSE;
6112   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6113   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6114   custom_element_change_events[CE_BLOCKED] = FALSE;
6115   custom_element_change_events[CE_IMPACT] = FALSE;
6116   custom_element_change_events[CE_SMASHED] = FALSE;
6117   custom_element_change_events[CE_COUNT_AT_ZERO] = FALSE;
6118   custom_element_change_events[custom_element_change.direct_action] =
6119     custom_element_change_events[CE_BY_DIRECT_ACTION];
6120
6121   /* set other element action change event from checkbox and selectbox */
6122   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
6123   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
6124   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
6125   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
6126   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
6127   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
6128   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
6129   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
6130   custom_element_change_events[CE_TOUCHING_X] = FALSE;
6131   custom_element_change_events[CE_HITTING_X] = FALSE;
6132   custom_element_change_events[CE_HIT_BY_X] = FALSE;
6133   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
6134   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
6135   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
6136   custom_element_change_events[CE_COUNT_AT_ZERO_OF_X] = FALSE;
6137   custom_element_change_events[custom_element_change.other_action] =
6138     custom_element_change_events[CE_BY_OTHER_ACTION];
6139
6140   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6141     SET_PROPERTY(element, i, custom_element_properties[i]);
6142
6143   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6144     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6145
6146   /* copy change events also to special level editor variable */
6147   custom_element = element_info[element];
6148   custom_element_change = *element_info[element].change;
6149 }
6150
6151 static void CopyGroupElementPropertiesToGame(int element)
6152 {
6153   element_info[element] = custom_element;
6154   *element_info[element].group = group_element_info;
6155
6156   /* mark that this group element has been modified */
6157   element_info[element].modified_settings = TRUE;
6158   level.changed = TRUE;
6159 }
6160
6161 static void CopyClassicElementPropertiesToGame(int element)
6162 {
6163   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6164     setMoveIntoAcidProperty(&level, element,
6165                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6166
6167   if (MAYBE_DONT_COLLIDE_WITH(element))
6168     setDontCollideWithProperty(&level, element,
6169                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6170 }
6171
6172 static void CopyElementPropertiesToGame(int element)
6173 {
6174   if (IS_CUSTOM_ELEMENT(element))
6175     CopyCustomElementPropertiesToGame(element);
6176   else if (IS_GROUP_ELEMENT(element))
6177     CopyGroupElementPropertiesToGame(element);
6178   else
6179     CopyClassicElementPropertiesToGame(element);
6180 }
6181
6182 void DrawLevelEd()
6183 {
6184   CloseDoor(DOOR_CLOSE_ALL);
6185   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6186
6187   if (level_editor_test_game)
6188   {
6189     CopyPlayfield(level.field, Feld);
6190     CopyPlayfield(FieldBackup, level.field);
6191
6192     level_editor_test_game = FALSE;
6193   }
6194   else
6195   {
6196     edit_mode = ED_MODE_DRAWING;
6197     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6198
6199     ResetUndoBuffer();
6200
6201     level_xpos = -1;
6202     level_ypos = -1;
6203   }
6204
6205   /* copy default editor door content to main double buffer */
6206   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6207              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6208
6209   /* draw bigger door */
6210   DrawSpecialEditorDoor();
6211
6212   /* draw new control window */
6213   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6214              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6215
6216   redraw_mask |= REDRAW_ALL;
6217
6218   ReinitializeElementListButtons();     /* custom element may look different */
6219
6220   UnmapTapeButtons();
6221   MapControlButtons();
6222
6223   DrawEditModeWindow();
6224
6225   /* copy actual editor door content to door double buffer for OpenDoor() */
6226   BlitBitmap(drawto, bitmap_db_door,
6227              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6228
6229   OpenDoor(DOOR_OPEN_1);
6230 }
6231
6232 static void AdjustDrawingAreaGadgets()
6233 {
6234   int ed_xsize = lev_fieldx + 2;
6235   int ed_ysize = lev_fieldy + 2;
6236   int max_ed_fieldx = MAX_ED_FIELDX;
6237   int max_ed_fieldy = MAX_ED_FIELDY;
6238   boolean horizontal_scrollbar_needed;
6239   boolean vertical_scrollbar_needed;
6240   int x, y, width, height;
6241   int xoffset, yoffset;
6242
6243   /* check if we need any scrollbars */
6244   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6245   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6246
6247   /* check if we have a smaller editor field because of scrollbars */
6248   if (horizontal_scrollbar_needed)
6249     max_ed_fieldy = MAX_ED_FIELDY - 1;
6250   if (vertical_scrollbar_needed)
6251     max_ed_fieldx = MAX_ED_FIELDX - 1;
6252
6253   /* check again if we now need more scrollbars because of less space */
6254   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6255   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6256
6257   /* check if editor field gets even smaller after adding new scrollbars */
6258   if (horizontal_scrollbar_needed)
6259     max_ed_fieldy = MAX_ED_FIELDY - 1;
6260   if (vertical_scrollbar_needed)
6261     max_ed_fieldx = MAX_ED_FIELDX - 1;
6262
6263   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6264   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6265
6266   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6267                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6268                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6269                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6270                GDI_END);
6271
6272   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6273   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6274
6275   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6276   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6277
6278   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6279   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6280
6281   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6282   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6283
6284   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6285                GDI_WIDTH, width,
6286                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6287                GDI_END);
6288   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6289                GDI_HEIGHT, height,
6290                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6291                GDI_END);
6292 }
6293
6294 static void AdjustLevelScrollPosition()
6295 {
6296   if (level_xpos < -1)
6297     level_xpos = -1;
6298   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6299     level_xpos = lev_fieldx - ed_fieldx + 1;
6300   if (lev_fieldx < ed_fieldx - 2)
6301     level_xpos = -1;
6302
6303   if (level_ypos < -1)
6304     level_ypos = -1;
6305   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6306     level_ypos = lev_fieldy - ed_fieldy + 1;
6307   if (lev_fieldy < ed_fieldy - 2)
6308     level_ypos = -1;
6309 }
6310
6311 static void AdjustEditorScrollbar(int id)
6312 {
6313   struct GadgetInfo *gi = level_editor_gadget[id];
6314   int items_max, items_visible, item_position;
6315
6316   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6317   {
6318     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6319     items_visible = ed_fieldx;
6320     item_position = level_xpos + 1;
6321   }
6322   else
6323   {
6324     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6325     items_visible = ed_fieldy;
6326     item_position = level_ypos + 1;
6327   }
6328
6329   if (item_position > items_max - items_visible)
6330     item_position = items_max - items_visible;
6331
6332   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6333                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6334 }
6335
6336 static void ModifyEditorCounter(int counter_id, int new_value)
6337 {
6338   int *counter_value = counterbutton_info[counter_id].value;
6339   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6340   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6341
6342   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6343
6344   if (counter_value != NULL)
6345     *counter_value = gi->textinput.number_value;
6346 }
6347
6348 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6349 {
6350   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6351   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6352
6353   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6354 }
6355
6356 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6357 {
6358   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6359   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6360   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6361
6362   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6363 }
6364
6365 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6366 {
6367   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6368   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6369
6370   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6371 }
6372
6373 static void ModifyEditorElementList()
6374 {
6375   int i;
6376
6377   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6378   {
6379     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6380     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6381     struct GadgetDesign *gd = &gi->deco.design;
6382     int element = editor_elements[element_shift + i];
6383
6384     UnmapGadget(gi);
6385     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6386     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6387     MapGadget(gi);
6388   }
6389 }
6390
6391 static void PickDrawingElement(int button, int element)
6392 {
6393   if (button < 1 || button > 3)
6394     return;
6395
6396   if (button == 1)
6397   {
6398     new_element1 = element;
6399     DrawMiniGraphicExt(drawto,
6400                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6401                        el2edimg(new_element1));
6402   }
6403   else if (button == 2)
6404   {
6405     new_element2 = element;
6406     DrawMiniGraphicExt(drawto,
6407                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6408                        el2edimg(new_element2));
6409   }
6410   else
6411   {
6412     new_element3 = element;
6413     DrawMiniGraphicExt(drawto,
6414                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6415                        el2edimg(new_element3));
6416   }
6417
6418   redraw_mask |= REDRAW_DOOR_1;
6419 }
6420
6421 static void RedrawDrawingElements()
6422 {
6423   PickDrawingElement(1, new_element1);
6424   PickDrawingElement(2, new_element2);
6425   PickDrawingElement(3, new_element3);
6426 }
6427
6428 static void DrawDrawingWindow()
6429 {
6430   stick_element_properties_window = FALSE;
6431
6432   SetMainBackgroundImage(IMG_UNDEFINED);
6433   ClearWindow();
6434
6435   UnmapLevelEditorWindowGadgets();
6436   UnmapLevelEditorToolboxCustomGadgets();
6437
6438   AdjustDrawingAreaGadgets();
6439   AdjustLevelScrollPosition();
6440   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6441   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6442
6443   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6444
6445   MapMainDrawingArea();
6446   MapLevelEditorToolboxDrawingGadgets();
6447 }
6448
6449 static void DrawLevelInfoWindow()
6450 {
6451   int i;
6452
6453   stick_element_properties_window = FALSE;
6454
6455   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6456   ClearWindow();
6457   UnmapLevelEditorWindowGadgets();
6458
6459   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6460            "Level Settings", FONT_TITLE_1);
6461   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6462            "Editor Settings", FONT_TITLE_1);
6463
6464   /* draw counter gadgets */
6465   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6466     MapCounterButtons(i);
6467
6468   /* draw selectbox gadgets */
6469   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6470     MapSelectboxGadget(i);
6471
6472   /* draw checkbutton gadgets */
6473   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6474     MapCheckbuttonGadget(i);
6475
6476   /* draw radiobutton gadgets */
6477   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6478     MapRadiobuttonGadget(i);
6479
6480   /* draw text input gadgets */
6481   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6482     MapTextInputGadget(i);
6483
6484   /* draw drawing area */
6485   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6486 }
6487
6488 static void DrawCustomContentArea()
6489 {
6490   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6491   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6492   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6493   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6494   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6495   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6496
6497   /* add distance for potential left text (without drawing area border) */
6498   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6499
6500   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6501
6502   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6503 }
6504
6505 static void DrawCustomChangeContentArea()
6506 {
6507   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6508   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6509   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6510   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6511   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6512   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6513
6514   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6515
6516   MapDrawingArea(id);
6517 }
6518
6519 static void DrawYamYamContentAreas()
6520 {
6521   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6522   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6523   int i;
6524
6525   /* display counter to choose number of element content areas */
6526   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6527
6528   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6529   {
6530     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6531
6532     if (i < level.num_yamyam_contents)
6533     {
6534       MapDrawingArea(id);
6535     }
6536     else
6537     {
6538       int font_height = getFontHeight(FONT_TEXT_1);
6539
6540       UnmapDrawingArea(id);
6541
6542       /* delete content areas in case of reducing number of them */
6543       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6544                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6545                      4 * MINI_TILEX,
6546                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6547     }
6548   }
6549
6550   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6551   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6552   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6553 }
6554
6555 static void DrawMagicBallContentAreas()
6556 {
6557   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6558   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6559   int i;
6560
6561   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6562     MapDrawingArea(ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i);
6563
6564   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6565   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6566   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6567 }
6568
6569 static void DrawGroupElementArea(int element)
6570 {
6571   int num_elements = group_element_info.num_elements;
6572   int id = ED_DRAWING_ID_GROUP_CONTENT;
6573   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6574   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6575   int xsize = MAX_ELEMENTS_IN_GROUP;
6576   int ysize = 1;
6577
6578   if (drawingarea_info[id].text_left != NULL)
6579     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6580
6581   UnmapDrawingArea(id);
6582
6583   ModifyEditorDrawingArea(id, num_elements, 1);
6584
6585   /* delete content areas in case of reducing number of them */
6586   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6587
6588   MapDrawingArea(id);
6589 }
6590
6591 static void DrawEnvelopeTextArea(int envelope_nr)
6592 {
6593   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6594   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6595
6596   UnmapGadget(gi);
6597   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6598
6599   if (envelope_nr != -1)
6600     textarea_info[id].value = level.envelope_text[envelope_nr];
6601
6602   ModifyGadget(gi, GDI_AREA_SIZE,
6603                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6604                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6605                GDI_END);
6606
6607   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6608 }
6609
6610 char *getElementDescriptionFilename(int element)
6611 {
6612   char *docs_dir = options.docs_directory;
6613   char *elements_subdir = "elements";
6614   static char *filename = NULL;
6615   char basename[MAX_FILENAME_LEN];
6616
6617   checked_free(filename);
6618
6619   /* 1st try: look for element description file for exactly this element */
6620   sprintf(basename, "%s.txt", element_info[element].token_name);
6621   filename = getPath3(docs_dir, elements_subdir, basename);
6622   if (fileExists(filename))
6623     return filename;
6624
6625   free(filename);
6626
6627   /* 2nd try: look for element description file for this element's class */
6628   sprintf(basename, "%s.txt", element_info[element].class_name);
6629   filename = getPath3(docs_dir, elements_subdir, basename);
6630   if (fileExists(filename))
6631     return filename;
6632
6633   return NULL;
6634 }
6635
6636 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6637 {
6638   int font_height = getFontHeight(font_nr);
6639   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6640   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6641   int sx = SX + pad_x;
6642   int sy = SY + pad_y;
6643   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6644
6645   if (start_line >= max_lines_per_screen)
6646     return FALSE;
6647
6648   DrawText(sx, sy + start_line * font_height, text, font_nr);
6649
6650   return TRUE;
6651 }
6652
6653 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6654 {
6655   int font_nr = FONT_TEXT_2;
6656   int font_width = getFontWidth(font_nr);
6657   int font_height = getFontHeight(font_nr);
6658   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6659   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6660   int sx = SX + pad_x;
6661   int sy = SY + pad_y + start_line * font_height;
6662   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6663   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6664
6665   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6666                           max_lines_per_screen);
6667 }
6668
6669 static void DrawPropertiesTabulatorGadgets()
6670 {
6671   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6672   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6673   int gd_x = gd->x + gd_gi->border.width / 2;
6674   int gd_y = gd->y + gd_gi->height - 1;
6675   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6676   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6677   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6678   int max_tabs = 4;
6679   int i;
6680
6681   /* draw additional "advanced" tabulator for custom elements */
6682   if (IS_CUSTOM_ELEMENT(properties_element))
6683     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6684
6685   for (i = id_first; i <= id_last; i++)
6686   {
6687     int gadget_id = textbutton_info[i].gadget_id;
6688     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6689     boolean active = (i != edit_mode_properties);
6690
6691     /* use "config 1" and "config 2" instead of "config" */
6692     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6693         IS_CUSTOM_ELEMENT(properties_element))
6694       continue;
6695
6696     /* draw background line below tabulator button */
6697     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6698
6699     /* draw solid line below inactive tabulator buttons */
6700     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6701       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6702
6703     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6704     MapTextbuttonGadget(i);
6705   }
6706
6707   /* draw little border line below tabulator buttons */
6708   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6709     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6710                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6711                   ED_GADGET_DISTANCE, tab_color);
6712 }
6713
6714 static void DrawPropertiesInfo()
6715 {
6716   static struct
6717   {
6718     int value;
6719     char *text;
6720   }
6721   properties[] =
6722   {
6723     /* configurable properties */
6724
6725     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6726     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6727     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6728     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6729     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6730     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6731     { EP_PROTECTED,             "- player is protected by it"           },
6732
6733     { EP_DIGGABLE,              "- can be digged away"                  },
6734     { EP_COLLECTIBLE,           "- can be collected"                    },
6735     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6736     { EP_THROWABLE,             "- can be thrown after collecting"      },
6737     { EP_PUSHABLE,              "- can be pushed"                       },
6738
6739     { EP_CAN_FALL,              "- can fall"                            },
6740     { EP_CAN_MOVE,              "- can move"                            },
6741
6742     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6743 #if 0
6744     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6745 #endif
6746     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6747
6748     { EP_SLIPPERY,              "- slippery for falling elements"       },
6749     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6750
6751     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6752     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6753     { EP_DONT_TOUCH,            "- deadly when touching"                },
6754
6755     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6756
6757     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6758     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6759     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6760
6761     { EP_CAN_CHANGE,            "- can change to other element"         },
6762
6763     /* pre-defined properties */
6764     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6765     { EP_SWITCHABLE,            "- can be switched"                     },
6766     { EP_HAS_CONTENT,           "- can contain other elements"          },
6767
6768     { -1,                       NULL                                    }
6769   };
6770   char *filename = getElementDescriptionFilename(properties_element);
6771   char *percentage_text = "In this level:";
6772   char *properties_text = "Standard properties:";
6773   float percentage;
6774   int num_elements_in_level;
6775   int num_standard_properties = 0;
6776   int font1_nr = FONT_TEXT_1;
6777   int font2_nr = FONT_TEXT_2;
6778   int font1_width = getFontWidth(font1_nr);
6779   int font2_height = getFontHeight(font2_nr);
6780   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6781   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6782   int screen_line = 0;
6783   int i, x, y;
6784
6785 #if DEBUG
6786   if (IS_CUSTOM_ELEMENT(properties_element))
6787   {
6788     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6789               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6790     screen_line++;
6791   }
6792   else if (IS_GROUP_ELEMENT(properties_element))
6793   {
6794     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6795               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6796     screen_line++;
6797   }
6798 #endif
6799
6800   /* ----- print number of elements / percentage of this element in level */
6801
6802   num_elements_in_level = 0;
6803   for (y = 0; y < lev_fieldy; y++)
6804     for (x = 0; x < lev_fieldx; x++)
6805       if (Feld[x][y] == properties_element)
6806         num_elements_in_level++;
6807   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6808
6809   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6810             percentage_text);
6811   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6812             pad_y + screen_line++ * font2_height, font2_nr,
6813             "%d (%.2f%%)", num_elements_in_level, percentage);
6814
6815   screen_line++;
6816
6817   /* ----- print standard properties of this element */
6818
6819   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6820             properties_text);
6821
6822   for (i = 0; properties[i].value != -1; i++)
6823   {
6824     if (!HAS_PROPERTY(properties_element, properties[i].value))
6825       continue;
6826
6827     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6828               properties[i].text);
6829     num_standard_properties++;
6830   }
6831
6832   if (num_standard_properties == 0)
6833     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6834               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6835
6836   screen_line++;
6837
6838   /* ----- print special description of this element */
6839
6840   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6841   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6842     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6843 }
6844
6845 #define TEXT_COLLECTING         "Score for collecting"
6846 #define TEXT_SMASHING           "Score for smashing"
6847 #define TEXT_SLURPING           "Score for slurping"
6848 #define TEXT_CRACKING           "Score for cracking"
6849 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
6850 #define TEXT_DURATION           "Duration when activated"
6851 #define TEXT_BALL_DELAY         "Element generation delay"
6852 #define TEXT_MOVE_SPEED         "Speed of android moving"
6853 #define TEXT_CLONE_SPEED        "Speed of android cloning"
6854
6855 static struct
6856 {
6857   int element;
6858   int *value;
6859   char *text;
6860 } elements_with_counter[] =
6861 {
6862   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6863   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6864   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6865   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6866   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6867   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6868   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
6869   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
6870   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
6871   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
6872   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
6873   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
6874   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
6875   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
6876   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
6877   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
6878   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
6879   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
6880   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
6881   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
6882   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6883   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6884   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6885   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6886   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6887   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6888   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6889   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6890   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6891   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6892   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6893   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6894   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6895   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
6896   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
6897   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
6898   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
6899   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6900   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6901   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
6902   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
6903   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
6904   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6905   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6906   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6907   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6908   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
6909   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
6910   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
6911   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
6912   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
6913   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
6914   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
6915   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
6916   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
6917   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
6918   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
6919   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
6920   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
6921   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6922   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6923   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6924   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6925   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
6926   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
6927
6928 #if 1
6929   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
6930   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
6931   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
6932   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
6933   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
6934   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
6935   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
6936   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
6937 #endif
6938
6939   { -1,                 NULL,                           NULL            }
6940 };
6941
6942 static boolean checkPropertiesConfig(int element)
6943 {
6944   int i;
6945
6946   if (IS_GEM(element) ||
6947       IS_CUSTOM_ELEMENT(element) ||
6948       IS_GROUP_ELEMENT(element) ||
6949       IS_ENVELOPE(element) ||
6950       ELEM_IS_PLAYER(element) ||
6951       HAS_CONTENT(element) ||
6952       CAN_GROW(element) ||
6953       COULD_MOVE_INTO_ACID(element) ||
6954       MAYBE_DONT_COLLIDE_WITH(element))
6955     return TRUE;
6956   else
6957     for (i = 0; elements_with_counter[i].element != -1; i++)
6958       if (elements_with_counter[i].element == element)
6959         return TRUE;
6960
6961   return FALSE;
6962 }
6963
6964 static void DrawPropertiesConfig()
6965 {
6966   int max_num_element_counters = 2;
6967   int num_element_counters = 0;
6968   int i;
6969
6970   if (!checkPropertiesConfig(properties_element))
6971   {
6972     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
6973
6974     return;
6975   }
6976
6977   /* check if there are elements where a value can be chosen for */
6978   for (i = 0; elements_with_counter[i].element != -1; i++)
6979   {
6980     if (elements_with_counter[i].element == properties_element)
6981     {
6982       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
6983
6984       counterbutton_info[counter_id].y =
6985         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
6986                          (CAN_GROW(properties_element) ? 1 : 0) +
6987                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
6988                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
6989                          num_element_counters);
6990
6991       counterbutton_info[counter_id].value = elements_with_counter[i].value;
6992       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
6993
6994       /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
6995       counterbutton_info[counter_id].min_value = MIN_SCORE;
6996       counterbutton_info[counter_id].max_value = MAX_SCORE;
6997
6998       MapCounterButtons(counter_id);
6999
7000       num_element_counters++;
7001       if (num_element_counters >= max_num_element_counters)
7002         break;
7003     }
7004   }
7005
7006   if (HAS_CONTENT(properties_element))
7007   {
7008     /* draw stickybutton gadget */
7009     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7010
7011     if (IS_AMOEBOID(properties_element))
7012       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7013     else if (properties_element == EL_YAMYAM)
7014       DrawYamYamContentAreas();
7015   }
7016
7017   if (properties_element == EL_EMC_MAGIC_BALL)
7018     DrawMagicBallContentAreas();
7019
7020   if (ELEM_IS_PLAYER(properties_element))
7021   {
7022     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7023     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7024                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7025                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7026     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7027     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7028     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7029   }
7030
7031   if (IS_GEM(properties_element))
7032     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7033
7034   if (COULD_MOVE_INTO_ACID(properties_element) &&
7035       !ELEM_IS_PLAYER(properties_element) &&
7036       (!IS_CUSTOM_ELEMENT(properties_element) ||
7037        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7038   {
7039     /* set position for checkbutton for "can move into acid" */
7040     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7041       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7042     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7043       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7044                        HAS_CONTENT(properties_element) ? 1 : 0);
7045
7046     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7047   }
7048
7049   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7050     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7051
7052   if (properties_element == EL_SPRING)
7053     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7054
7055   if (CAN_GROW(properties_element))
7056   {
7057     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7058       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7059
7060     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7061   }
7062
7063   if (IS_ENVELOPE(properties_element))
7064   {
7065     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7066     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7067     int envelope_nr = properties_element - EL_ENVELOPE_1;
7068
7069     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7070     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7071
7072     /* display counter to choose size of envelope text area */
7073     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7074     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7075
7076     DrawEnvelopeTextArea(envelope_nr);
7077   }
7078
7079   if (IS_CUSTOM_ELEMENT(properties_element))
7080   {
7081     /* draw stickybutton gadget */
7082     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7083
7084     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7085     {
7086       /* draw checkbutton gadgets */
7087       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7088            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7089         MapCheckbuttonGadget(i);
7090
7091       /* draw counter gadgets */
7092       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7093            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7094         MapCounterButtons(i);
7095
7096       /* draw selectbox gadgets */
7097       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7098            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7099         MapSelectboxGadget(i);
7100
7101       /* draw textbutton gadgets */
7102       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7103
7104       /* draw text input gadgets */
7105       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7106
7107       /* draw drawing area gadgets */
7108       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7109     }
7110     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7111     {
7112       /* draw checkbutton gadgets */
7113       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7114            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7115         MapCheckbuttonGadget(i);
7116
7117       /* draw counter gadgets */
7118       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7119            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7120         MapCounterButtons(i);
7121
7122       /* draw selectbox gadgets */
7123       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7124            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7125         MapSelectboxGadget(i);
7126
7127       /* draw drawing area gadgets */
7128       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7129       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7130       DrawCustomContentArea();
7131     }
7132   }
7133   else if (IS_GROUP_ELEMENT(properties_element))
7134   {
7135     /* draw stickybutton gadget */
7136     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7137
7138     /* draw checkbutton gadgets */
7139     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7140     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7141
7142     /* draw counter gadgets */
7143     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7144
7145     /* draw selectbox gadgets */
7146     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7147
7148     /* draw textbutton gadgets */
7149     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7150
7151     /* draw drawing area gadgets */
7152     DrawGroupElementArea(properties_element);
7153
7154     /* draw text input gadgets */
7155     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7156
7157     /* draw drawing area gadgets */
7158     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7159   }
7160 }
7161
7162 static void DrawPropertiesChangeDrawingAreas()
7163 {
7164   if (IS_CUSTOM_ELEMENT(properties_element))
7165   {
7166     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7167     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7168
7169     DrawCustomChangeContentArea();
7170   }
7171
7172   redraw_mask |= REDRAW_FIELD;
7173 }
7174
7175 static void DrawPropertiesChange()
7176 {
7177   int i;
7178
7179   /* draw stickybutton gadget */
7180   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7181
7182   /* draw checkbutton gadgets */
7183   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7184        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7185     MapCheckbuttonGadget(i);
7186
7187   /* draw counter gadgets */
7188   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7189        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7190     MapCounterButtons(i);
7191
7192   /* draw selectbox gadgets */
7193   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7194        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7195     MapSelectboxGadget(i);
7196
7197   /* draw textbutton gadgets */
7198   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7199        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7200     MapTextbuttonGadget(i);
7201
7202   /* draw graphicbutton gadgets */
7203   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7204        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7205     MapGraphicbuttonGadget(i);
7206
7207   /* draw drawing area gadgets */
7208   DrawPropertiesChangeDrawingAreas();
7209 }
7210
7211 static void DrawElementName(int x, int y, int element)
7212 {
7213   char *element_name = getElementInfoText(element);
7214   int font_nr = FONT_TEXT_1;
7215   int font_width = getFontWidth(font_nr);
7216   int font_height = getFontHeight(font_nr);
7217   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7218   int max_chars_per_line = max_text_width / font_width;
7219   char buffer[max_chars_per_line + 1];
7220
7221   if (strlen(element_name) <= max_chars_per_line)
7222     DrawTextS(x, y, font_nr, element_name);
7223   else
7224   {
7225     int next_pos = max_chars_per_line;
7226
7227     strncpy(buffer, element_name, max_chars_per_line);
7228     buffer[max_chars_per_line] = '\0';
7229
7230     if (element_name[max_chars_per_line] == ' ')
7231       next_pos++;
7232     else
7233     {
7234       int i;
7235
7236       for (i = max_chars_per_line - 1; i >= 0; i--)
7237         if (buffer[i] == ' ')
7238           break;
7239
7240       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7241       {
7242         buffer[i] = '\0';
7243         next_pos = i + 1;
7244       }
7245     }
7246
7247     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7248
7249     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7250     buffer[max_chars_per_line] = '\0';
7251
7252     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7253   }
7254 }
7255
7256 static void DrawPropertiesWindow()
7257 {
7258   int xstart = 2;
7259   int ystart = 4;
7260
7261   stick_element_properties_window = FALSE;
7262
7263   /* make sure that previous properties edit mode exists for this element */
7264   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7265       !IS_CUSTOM_ELEMENT(properties_element))
7266     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7267
7268   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7269       IS_CUSTOM_ELEMENT(properties_element))
7270     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7271
7272   CopyElementPropertiesToEditor(properties_element);
7273
7274   UnmapLevelEditorWindowGadgets();
7275   UnmapLevelEditorToolboxDrawingGadgets();
7276   UnmapLevelEditorToolboxCustomGadgets();
7277
7278   if (IS_CUSTOM_ELEMENT(properties_element) ||
7279       IS_GROUP_ELEMENT(properties_element))
7280     MapLevelEditorToolboxCustomGadgets();
7281
7282   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7283   ClearWindow();
7284
7285   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7286            "Element Settings", FONT_TITLE_1);
7287
7288   DrawElementBorder(SX + xstart * MINI_TILEX,
7289                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7290                     TILEX, TILEY, FALSE);
7291   DrawGraphicAnimationExt(drawto,
7292                           SX + xstart * MINI_TILEX,
7293                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7294                           el2img(properties_element), -1, NO_MASKING);
7295
7296   FrameCounter = 0;     /* restart animation frame counter */
7297
7298   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7299                   properties_element);
7300
7301   DrawPropertiesTabulatorGadgets();
7302
7303   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7304     DrawPropertiesInfo();
7305   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7306     DrawPropertiesChange();
7307   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7308     DrawPropertiesConfig();
7309 }
7310
7311 static void UpdateCustomElementGraphicGadgets()
7312 {
7313   int i;
7314
7315   ModifyEditorElementList();
7316   RedrawDrawingElements();
7317
7318   /* force redraw of all mapped drawing area gadgets */
7319   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7320   {
7321     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7322
7323     if (gi->mapped)
7324       MapDrawingArea(i);
7325   }
7326 }
7327
7328 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7329 {
7330   int lx = sx + level_xpos;
7331   int ly = sy + level_ypos;
7332
7333   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7334
7335   if (change_level)
7336     Feld[lx][ly] = element;
7337 }
7338
7339 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7340                      int element, boolean change_level)
7341 {
7342   if (from_y == to_y)                   /* horizontal line */
7343   {
7344     int x;
7345     int y = from_y;
7346
7347     if (from_x > to_x)
7348       swap_numbers(&from_x, &to_x);
7349
7350     for (x = from_x; x <= to_x; x++)
7351       DrawLineElement(x, y, element, change_level);
7352   }
7353   else if (from_x == to_x)              /* vertical line */
7354   {
7355     int x = from_x;
7356     int y;
7357
7358     if (from_y > to_y)
7359       swap_numbers(&from_y, &to_y);
7360
7361     for (y = from_y; y <= to_y; y++)
7362       DrawLineElement(x, y, element, change_level);
7363   }
7364   else                                  /* diagonal line */
7365   {
7366     int len_x = ABS(to_x - from_x);
7367     int len_y = ABS(to_y - from_y);
7368     int x, y;
7369
7370     if (len_y < len_x)                  /* a < 1 */
7371     {
7372       float a = (float)len_y / (float)len_x;
7373
7374       if (from_x > to_x)
7375         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7376
7377       for (x = 0; x <= len_x; x++)
7378       {
7379         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7380         DrawLineElement(from_x + x, from_y + y, element, change_level);
7381       }
7382     }
7383     else                                /* a >= 1 */
7384     {
7385       float a = (float)len_x / (float)len_y;
7386
7387       if (from_y > to_y)
7388         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7389
7390       for (y = 0; y <= len_y; y++)
7391       {
7392         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7393         DrawLineElement(from_x + x, from_y + y, element, change_level);
7394       }
7395     }
7396   }
7397 }
7398
7399 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7400                     int element, boolean change_level)
7401 {
7402   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7403   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7404   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7405   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7406 }
7407
7408 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7409                           int element, boolean change_level)
7410 {
7411   int y;
7412
7413   if (from_y > to_y)
7414     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7415
7416   for (y = from_y; y <= to_y; y++)
7417     DrawLine(from_x, y, to_x, y, element, change_level);
7418 }
7419
7420 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7421                        int element, boolean change_level)
7422 {
7423   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7424   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7425   int len_x = ABS(to_x - from_x);
7426   int len_y = ABS(to_y - from_y);
7427   int radius, x, y;
7428
7429   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7430
7431   /* not optimal (some points get drawn twice) but simple,
7432      and fast enough for the few points we are drawing */
7433
7434   for (x = 0; x <= radius; x++)
7435   {
7436     int sx, sy, lx, ly;
7437
7438     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7439
7440     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7441     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7442     lx = sx + level_xpos;
7443     ly = sy + level_ypos;
7444
7445     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7446       DrawLineElement(sx, sy, element, change_level);
7447   }
7448
7449   for (y = 0; y <= radius; y++)
7450   {
7451     int sx, sy, lx, ly;
7452
7453     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7454
7455     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7456     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7457     lx = sx + level_xpos;
7458     ly = sy + level_ypos;
7459
7460     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7461       DrawLineElement(sx, sy, element, change_level);
7462   }
7463 }
7464
7465 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7466                     int element, boolean change_level)
7467 {
7468   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7469   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7470
7471   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7472 }
7473
7474 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7475
7476 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7477 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7478                        int element, boolean change_level)
7479 {
7480   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7481   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7482   int mirror_to_x2 = from_x - (to_x2 - from_x);
7483   int mirror_to_y2 = from_y - (to_y2 - from_y);
7484
7485   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7486   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7487   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7488   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7489 }
7490 #endif
7491
7492 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7493 {
7494   int from_sx, from_sy;
7495   int to_sx, to_sy;
7496
7497   if (from_x > to_x)
7498     swap_numbers(&from_x, &to_x);
7499
7500   if (from_y > to_y)
7501     swap_numbers(&from_y, &to_y);
7502
7503   from_sx = SX + from_x * MINI_TILEX;
7504   from_sy = SY + from_y * MINI_TILEY;
7505   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7506   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7507
7508   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7509   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7510   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7511   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7512
7513   if (from_x == to_x && from_y == to_y)
7514     MarkTileDirty(from_x/2, from_y/2);
7515   else
7516     redraw_mask |= REDRAW_FIELD;
7517 }
7518
7519 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7520                        int element, boolean change_level)
7521 {
7522   if (element == -1 || change_level)
7523     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7524   else
7525     DrawAreaBorder(from_x, from_y, to_x, to_y);
7526 }
7527
7528 /* values for CopyBrushExt() */
7529 #define CB_AREA_TO_BRUSH        0
7530 #define CB_BRUSH_TO_CURSOR      1
7531 #define CB_BRUSH_TO_LEVEL       2
7532 #define CB_DELETE_OLD_CURSOR    3
7533 #define CB_DUMP_BRUSH           4
7534 #define CB_DUMP_BRUSH_SMALL     5
7535
7536 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7537                          int button, int mode)
7538 {
7539   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7540   static int brush_width, brush_height;
7541   static int last_cursor_x = -1, last_cursor_y = -1;
7542   static boolean delete_old_brush;
7543   int new_element = BUTTON_ELEMENT(button);
7544   int x, y;
7545
7546   if (mode == CB_DUMP_BRUSH ||
7547       mode == CB_DUMP_BRUSH_SMALL)
7548   {
7549     if (!draw_with_brush)
7550     {
7551       Error(ERR_WARN, "no brush selected");
7552
7553       return;
7554     }
7555
7556     for (y = 0; y < brush_height; y++)
7557     {
7558       for (x = 0; x < brush_width; x++)
7559       {
7560         int element = brush_buffer[x][y];
7561         int element_mapped = element;
7562
7563         if (IS_CUSTOM_ELEMENT(element))
7564           element_mapped = EL_CUSTOM_START;
7565         else if (IS_GROUP_ELEMENT(element))
7566           element_mapped = EL_GROUP_START;
7567         else if (element >= NUM_FILE_ELEMENTS)
7568           element_mapped = EL_UNKNOWN;
7569
7570         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
7571       }
7572
7573       printf("\n");
7574     }
7575
7576     return;
7577   }
7578
7579   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7580     return;
7581
7582   if (mode == CB_AREA_TO_BRUSH)
7583   {
7584     int from_lx, from_ly;
7585
7586     if (from_x > to_x)
7587       swap_numbers(&from_x, &to_x);
7588
7589     if (from_y > to_y)
7590       swap_numbers(&from_y, &to_y);
7591
7592     brush_width = to_x - from_x + 1;
7593     brush_height = to_y - from_y + 1;
7594
7595     from_lx = from_x + level_xpos;
7596     from_ly = from_y + level_ypos;
7597
7598     for (y = 0; y < brush_height; y++)
7599     {
7600       for (x=0; x < brush_width; x++)
7601       {
7602         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7603
7604         if (button != 1)
7605           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7606       }
7607     }
7608
7609     if (button != 1)
7610       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7611
7612     delete_old_brush = FALSE;
7613   }
7614   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7615            mode == CB_BRUSH_TO_LEVEL)
7616   {
7617     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7618     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7619     int cursor_from_x = cursor_x - brush_width / 2;
7620     int cursor_from_y = cursor_y - brush_height / 2;
7621     int border_from_x = cursor_x, border_from_y = cursor_y;
7622     int border_to_x = cursor_x, border_to_y = cursor_y;
7623
7624     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7625       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7626
7627     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7628         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7629     {
7630       delete_old_brush = FALSE;
7631       return;
7632     }
7633
7634     for (y = 0; y < brush_height; y++)
7635     {
7636       for (x = 0; x < brush_width; x++)
7637       {
7638         int sx = cursor_from_x + x;
7639         int sy = cursor_from_y + y;
7640         int lx = sx + level_xpos;
7641         int ly = sy + level_ypos;
7642         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7643         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7644                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7645                        brush_buffer[x][y] : new_element);
7646
7647         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7648         {
7649           if (sx < border_from_x)
7650             border_from_x = sx;
7651           else if (sx > border_to_x)
7652             border_to_x = sx;
7653           if (sy < border_from_y)
7654             border_from_y = sy;
7655           else if (sy > border_to_y)
7656             border_to_y = sy;
7657
7658           DrawLineElement(sx, sy, element, change_level);
7659         }
7660       }
7661     }
7662
7663     if (mode != CB_DELETE_OLD_CURSOR)
7664       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7665
7666     last_cursor_x = cursor_x;
7667     last_cursor_y = cursor_y;
7668     delete_old_brush = TRUE;
7669   }
7670 }
7671
7672 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7673                             int button)
7674 {
7675   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7676 }
7677
7678 static void CopyBrushToLevel(int x, int y, int button)
7679 {
7680   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7681 }
7682
7683 static void CopyBrushToCursor(int x, int y)
7684 {
7685   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7686 }
7687
7688 static void DeleteBrushFromCursor()
7689 {
7690   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7691 }
7692
7693 void DumpBrush()
7694 {
7695   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7696 }
7697
7698 void DumpBrush_Small()
7699 {
7700   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
7701 }
7702
7703 static void FloodFill(int from_x, int from_y, int fill_element)
7704 {
7705   int i,x,y;
7706   int old_element;
7707   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7708   static int safety = 0;
7709
7710   /* check if starting field still has the desired content */
7711   if (Feld[from_x][from_y] == fill_element)
7712     return;
7713
7714   safety++;
7715
7716   if (safety > lev_fieldx*lev_fieldy)
7717     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7718
7719   old_element = Feld[from_x][from_y];
7720   Feld[from_x][from_y] = fill_element;
7721
7722   for (i = 0; i < 4; i++)
7723   {
7724     x = from_x + check[i][0];
7725     y = from_y + check[i][1];
7726
7727     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7728       FloodFill(x, y, fill_element);
7729   }
7730
7731   safety--;
7732 }
7733
7734 /* values for DrawLevelText() modes */
7735 #define TEXT_INIT               0
7736 #define TEXT_SETCURSOR          1
7737 #define TEXT_WRITECHAR          2
7738 #define TEXT_BACKSPACE          3
7739 #define TEXT_NEWLINE            4
7740 #define TEXT_END                5
7741 #define TEXT_QUERY_TYPING       6
7742
7743 static int DrawLevelText(int sx, int sy, char letter, int mode)
7744 {
7745   static short delete_buffer[MAX_LEV_FIELDX];
7746   static int start_sx, start_sy;
7747   static int last_sx, last_sy;
7748   static boolean typing = FALSE;
7749   int letter_element = EL_CHAR_ASCII0 + letter;
7750   int lx = 0, ly = 0;
7751
7752   /* map lower case letters to upper case and convert special characters */
7753   if (letter >= 'a' && letter <= 'z')
7754     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7755   else if (letter == 'ä' || letter == 'Ä')
7756     letter_element = EL_CHAR_AUMLAUT;
7757   else if (letter == 'ö' || letter == 'Ö')
7758     letter_element = EL_CHAR_OUMLAUT;
7759   else if (letter == 'ü' || letter == 'Ü')
7760     letter_element = EL_CHAR_UUMLAUT;
7761   else if (letter == '^')
7762     letter_element = EL_CHAR_COPYRIGHT;
7763   else
7764     letter_element = EL_CHAR_ASCII0 + letter;
7765
7766   if (mode != TEXT_INIT)
7767   {
7768     if (!typing)
7769       return FALSE;
7770
7771     if (mode != TEXT_SETCURSOR)
7772     {
7773       sx = last_sx;
7774       sy = last_sy;
7775     }
7776
7777     lx = last_sx + level_xpos;
7778     ly = last_sy + level_ypos;
7779   }
7780
7781   switch (mode)
7782   {
7783     case TEXT_INIT:
7784       if (typing)
7785         DrawLevelText(0, 0, 0, TEXT_END);
7786
7787       typing = TRUE;
7788       start_sx = last_sx = sx;
7789       start_sy = last_sy = sy;
7790       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7791       break;
7792
7793     case TEXT_SETCURSOR:
7794       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7795       DrawAreaBorder(sx, sy, sx, sy);
7796       last_sx = sx;
7797       last_sy = sy;
7798       break;
7799
7800     case TEXT_WRITECHAR:
7801       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7802       {
7803         delete_buffer[sx - start_sx] = Feld[lx][ly];
7804         Feld[lx][ly] = letter_element;
7805
7806         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7807           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7808         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7809           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7810         else
7811           DrawLevelText(0, 0, 0, TEXT_END);
7812
7813         level.changed = TRUE;
7814       }
7815       break;
7816
7817     case TEXT_BACKSPACE:
7818       if (sx > start_sx)
7819       {
7820         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7821         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7822         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7823       }
7824       break;
7825
7826     case TEXT_NEWLINE:
7827       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7828         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7829       else
7830         DrawLevelText(0, 0, 0, TEXT_END);
7831       break;
7832
7833     case TEXT_END:
7834       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7835       DrawMiniElement(sx, sy, Feld[lx][ly]);
7836       typing = FALSE;
7837       break;
7838
7839     case TEXT_QUERY_TYPING:
7840       break;
7841
7842     default:
7843       break;
7844   }
7845
7846   return typing;
7847 }
7848
7849 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7850                           int element, boolean change_level)
7851 {
7852   int lx = sx + level_xpos;
7853   int ly = sy + level_ypos;
7854
7855   if (element == -1)
7856     DrawMiniElement(sx, sy, Feld[lx][ly]);
7857   else
7858     DrawAreaBorder(sx, sy, sx, sy);
7859 }
7860
7861 static void CopyLevelToUndoBuffer(int mode)
7862 {
7863   static boolean accumulated_undo = FALSE;
7864   boolean new_undo_buffer_position = TRUE;
7865   int last_border_element;
7866   int x, y;
7867
7868   switch (mode)
7869   {
7870     case UNDO_IMMEDIATE:
7871       accumulated_undo = FALSE;
7872       break;
7873
7874     case UNDO_ACCUMULATE:
7875       if (accumulated_undo)
7876         new_undo_buffer_position = FALSE;
7877       accumulated_undo = TRUE;
7878       break;
7879
7880     default:
7881       break;
7882   }
7883
7884   if (new_undo_buffer_position)
7885   {
7886     /* new position in undo buffer ring */
7887     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
7888
7889     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
7890       undo_buffer_steps++;
7891   }
7892
7893   for (x = 0; x < lev_fieldx; x++)
7894     for (y = 0; y < lev_fieldy; y++)
7895       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
7896
7897   /* check if drawing operation forces change of border style */
7898   last_border_element = BorderElement;
7899   SetBorderElement();
7900   if (BorderElement != last_border_element)
7901     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7902
7903   level.changed = TRUE;
7904 }
7905
7906 static void RandomPlacement(int new_element)
7907 {
7908   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
7909   int num_free_positions = 0;
7910   int num_percentage, num_elements;
7911   int x, y;
7912
7913   /* determine number of free positions for randomly placing the new element */
7914   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
7915   {
7916     free_position[x][y] =
7917       (random_placement_background_restricted ?
7918        Feld[x][y] == random_placement_background_element :
7919        Feld[x][y] != new_element);
7920
7921     if (free_position[x][y])
7922       num_free_positions++;
7923   }
7924
7925   /* determine number of new elements to place there */
7926   num_percentage = num_free_positions * random_placement_value / 100;
7927   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
7928                   num_percentage : random_placement_value);
7929
7930   /* if less free positions than elements to place, fill all these positions */
7931   if (num_free_positions < num_elements)
7932   {
7933     for (x = 0; x < lev_fieldx; x++)
7934       for (y = 0; y < lev_fieldy; y++)
7935         if (free_position[x][y])
7936           Feld[x][y] = new_element;
7937   }
7938   else
7939   {
7940     while (num_elements > 0)
7941     {
7942       x = RND(lev_fieldx);
7943       y = RND(lev_fieldy);
7944
7945       /* don't place element at the same position twice */
7946       if (free_position[x][y])
7947       {
7948         free_position[x][y] = FALSE;
7949         Feld[x][y] = new_element;
7950         num_elements--;
7951       }
7952     }
7953   }
7954
7955   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7956   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7957 }
7958
7959 void WrapLevel(int dx, int dy)
7960 {
7961   int wrap_dx = lev_fieldx - dx;
7962   int wrap_dy = lev_fieldy - dy;
7963   int x, y;
7964
7965   for (x = 0; x < lev_fieldx; x++)
7966     for (y = 0; y < lev_fieldy; y++)
7967       FieldBackup[x][y] = Feld[x][y];
7968
7969   for (x = 0; x < lev_fieldx; x++)
7970     for (y = 0; y < lev_fieldy; y++)
7971       Feld[x][y] =
7972         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
7973
7974   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7975   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
7976 }
7977
7978 static void HandleDrawingAreas(struct GadgetInfo *gi)
7979 {
7980   static boolean started_inside_drawing_area = FALSE;
7981   int id = gi->custom_id;
7982   boolean button_press_event;
7983   boolean button_release_event;
7984   boolean inside_drawing_area = !gi->event.off_borders;
7985   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
7986   int actual_drawing_function;
7987   int button = gi->event.button;
7988   int new_element = BUTTON_ELEMENT(button);
7989   int sx = gi->event.x, sy = gi->event.y;
7990   int min_sx = 0, min_sy = 0;
7991   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
7992   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
7993   int lx = 0, ly = 0;
7994   int min_lx = 0, min_ly = 0;
7995   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
7996   int x, y;
7997
7998   /* handle info callback for each invocation of action callback */
7999   gi->callback_info(gi);
8000
8001   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8002   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8003
8004   /* make sure to stay inside drawing area boundaries */
8005   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8006   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8007
8008   if (draw_level)
8009   {
8010     /* get positions inside level field */
8011     lx = sx + level_xpos;
8012     ly = sy + level_ypos;
8013
8014     if (!IN_LEV_FIELD(lx, ly))
8015       inside_drawing_area = FALSE;
8016
8017     /* make sure to stay inside level field boundaries */
8018     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8019     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8020
8021     /* correct drawing area positions accordingly */
8022     sx = lx - level_xpos;
8023     sy = ly - level_ypos;
8024   }
8025
8026   if (button_press_event)
8027     started_inside_drawing_area = inside_drawing_area;
8028
8029   if (!started_inside_drawing_area)
8030     return;
8031
8032 #if 1
8033   if (!IS_VALID_BUTTON(button))
8034     return;
8035 #endif
8036
8037   if (!button && !button_release_event)
8038     return;
8039
8040   /* automatically switch to 'single item' drawing mode, if needed */
8041   actual_drawing_function =
8042     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8043      drawing_function : GADGET_ID_SINGLE_ITEMS);
8044
8045   /* clicking into drawing area with pressed Control key picks element */
8046   if (GetKeyModState() & KMOD_Control)
8047   {
8048     last_drawing_function = drawing_function;
8049     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8050   }
8051
8052   switch (actual_drawing_function)
8053   {
8054     case GADGET_ID_SINGLE_ITEMS:
8055       if (draw_level)
8056       {
8057         if (button_release_event)
8058         {
8059           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8060
8061           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8062               !inside_drawing_area)
8063             DeleteBrushFromCursor();
8064         }
8065
8066         if (!button)
8067           break;
8068
8069         if (draw_with_brush)
8070         {
8071           if (!button_release_event)
8072             CopyBrushToLevel(sx, sy, button);
8073         }
8074         else if (new_element != Feld[lx][ly])
8075         {
8076           if (new_element == EL_PLAYER_1)
8077           {
8078             /* remove player at old position */
8079             for (y = 0; y < lev_fieldy; y++)
8080             {
8081               for (x = 0; x < lev_fieldx; x++)
8082               {
8083                 if (Feld[x][y] == EL_PLAYER_1)
8084                 {
8085                   Feld[x][y] = EL_EMPTY;
8086                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8087                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8088                     DrawMiniElement(x - level_xpos, y - level_ypos,
8089                                     EL_EMPTY);
8090                 }
8091               }
8092             }
8093           }
8094
8095           Feld[lx][ly] = new_element;
8096           DrawMiniElement(sx, sy, new_element);
8097         }
8098       }
8099       else
8100       {
8101         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8102           DrawMiniGraphicExt(drawto,
8103                              gi->x + sx * MINI_TILEX,
8104                              gi->y + sy * MINI_TILEY,
8105                              el2edimg(new_element));
8106         else
8107           DrawGraphicExt(drawto,
8108                          gi->x + sx * TILEX,
8109                          gi->y + sy * TILEY,
8110                          el2img(new_element), 0);
8111
8112         if (id == GADGET_ID_AMOEBA_CONTENT)
8113           level.amoeba_content = new_element;
8114         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8115         {
8116           new_element = GFX_ELEMENT(new_element);
8117           custom_element.gfx_element = new_element;
8118
8119           CopyElementPropertiesToGame(properties_element);
8120
8121           UpdateCustomElementGraphicGadgets();
8122
8123           FrameCounter = 0;     /* restart animation frame counter */
8124         }
8125         else if (id == GADGET_ID_CUSTOM_CONTENT)
8126         {
8127           custom_element.content.e[sx][sy] = new_element;
8128
8129           CopyCustomElementPropertiesToGame(properties_element);
8130         }
8131         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8132         {
8133           custom_element.move_enter_element = new_element;
8134
8135           CopyCustomElementPropertiesToGame(properties_element);
8136         }
8137         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8138         {
8139           custom_element.move_leave_element = new_element;
8140
8141           CopyCustomElementPropertiesToGame(properties_element);
8142         }
8143         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8144         {
8145           custom_element_change.target_element = new_element;
8146
8147           CopyCustomElementPropertiesToGame(properties_element);
8148         }
8149         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8150         {
8151           custom_element_change.target_content.e[sx][sy] = new_element;
8152
8153           CopyCustomElementPropertiesToGame(properties_element);
8154         }
8155         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8156         {
8157           custom_element_change.trigger_element = new_element;
8158
8159           CopyCustomElementPropertiesToGame(properties_element);
8160         }
8161         else if (id == GADGET_ID_GROUP_CONTENT)
8162         {
8163           group_element_info.element[sx] = new_element;
8164
8165           CopyGroupElementPropertiesToGame(properties_element);
8166         }
8167         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8168           random_placement_background_element = new_element;
8169         else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8170                  id <= GADGET_ID_YAMYAM_CONTENT_7)
8171           level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0].e[sx][sy] =
8172             new_element;
8173         else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8174                  id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8175           level.ball_content[id - GADGET_ID_MAGIC_BALL_CONTENT_0].e[sx][sy] =
8176             new_element;
8177       }
8178       break;
8179
8180     case GADGET_ID_CONNECTED_ITEMS:
8181       {
8182         static int last_sx = -1;
8183         static int last_sy = -1;
8184
8185         if (button_release_event)
8186           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8187
8188         if (button)
8189         {
8190           if (!button_press_event)
8191             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8192
8193           last_sx = sx;
8194           last_sy = sy;
8195         }
8196       }
8197       break;
8198
8199     case GADGET_ID_LINE:
8200     case GADGET_ID_ARC:
8201     case GADGET_ID_RECTANGLE:
8202     case GADGET_ID_FILLED_BOX:
8203     case GADGET_ID_GRAB_BRUSH:
8204     case GADGET_ID_TEXT:
8205       {
8206         static int last_sx = -1;
8207         static int last_sy = -1;
8208         static int start_sx = -1;
8209         static int start_sy = -1;
8210         void (*draw_func)(int, int, int, int, int, boolean);
8211
8212         if (drawing_function == GADGET_ID_LINE)
8213           draw_func = DrawLine;
8214         else if (drawing_function == GADGET_ID_ARC)
8215           draw_func = DrawArc;
8216         else if (drawing_function == GADGET_ID_RECTANGLE)
8217           draw_func = DrawBox;
8218         else if (drawing_function == GADGET_ID_FILLED_BOX)
8219           draw_func = DrawFilledBox;
8220         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8221           draw_func = SelectArea;
8222         else /* (drawing_function == GADGET_ID_TEXT) */
8223           draw_func = SetTextCursor;
8224
8225         if (button_press_event)
8226         {
8227           draw_func(sx, sy, sx, sy, new_element, FALSE);
8228           start_sx = last_sx = sx;
8229           start_sy = last_sy = sy;
8230
8231           if (drawing_function == GADGET_ID_TEXT)
8232             DrawLevelText(0, 0, 0, TEXT_END);
8233         }
8234         else if (button_release_event)
8235         {
8236           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8237           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8238           {
8239             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8240             CopyBrushToCursor(sx, sy);
8241             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8242                           MB_LEFTBUTTON);
8243             draw_with_brush = TRUE;
8244           }
8245           else if (drawing_function == GADGET_ID_TEXT)
8246             DrawLevelText(sx, sy, 0, TEXT_INIT);
8247           else
8248             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8249         }
8250         else if (last_sx != sx || last_sy != sy)
8251         {
8252           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8253           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8254           last_sx = sx;
8255           last_sy = sy;
8256         }
8257       }
8258       break;
8259
8260     case GADGET_ID_FLOOD_FILL:
8261       if (button_press_event && Feld[lx][ly] != new_element)
8262       {
8263         FloodFill(lx, ly, new_element);
8264         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8265         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8266       }
8267       break;
8268
8269     case GADGET_ID_PICK_ELEMENT:
8270       if (button_release_event)
8271         ClickOnGadget(level_editor_gadget[last_drawing_function],
8272                       MB_LEFTBUTTON);
8273       else if (draw_level)
8274         PickDrawingElement(button, Feld[lx][ly]);
8275       else if (id == GADGET_ID_AMOEBA_CONTENT)
8276         PickDrawingElement(button, level.amoeba_content);
8277       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8278         PickDrawingElement(button, custom_element.gfx_element);
8279       else if (id == GADGET_ID_CUSTOM_CONTENT)
8280         PickDrawingElement(button, custom_element.content.e[sx][sy]);
8281       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8282         PickDrawingElement(button, custom_element.move_enter_element);
8283       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8284         PickDrawingElement(button, custom_element.move_leave_element);
8285       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8286         PickDrawingElement(button, custom_element_change.target_element);
8287       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8288         PickDrawingElement(button, custom_element_change.target_content.e[sx][sy]);
8289       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8290         PickDrawingElement(button, custom_element_change.trigger_element);
8291       else if (id == GADGET_ID_GROUP_CONTENT)
8292         PickDrawingElement(button, group_element_info.element[sx]);
8293       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8294         PickDrawingElement(button, random_placement_background_element);
8295       else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8296                id <= GADGET_ID_YAMYAM_CONTENT_7)
8297       {
8298         int i = id - GADGET_ID_YAMYAM_CONTENT_0;
8299
8300         PickDrawingElement(button, level.yamyam_content[i].e[sx][sy]);
8301       }
8302       else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8303                id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8304       {
8305         int i = id - GADGET_ID_MAGIC_BALL_CONTENT_0;
8306
8307         PickDrawingElement(button, level.ball_content[i].e[sx][sy]);
8308       }
8309
8310       break;
8311
8312     default:
8313       break;
8314   }
8315 }
8316
8317 static void HandleCounterButtons(struct GadgetInfo *gi)
8318 {
8319   int gadget_id = gi->custom_id;
8320   int counter_id = gi->custom_type_id;
8321   int button = gi->event.button;
8322   int *counter_value = counterbutton_info[counter_id].value;
8323   int step = BUTTON_STEPSIZE(button) *
8324     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8325
8326   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8327   {
8328     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8329     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8330     boolean level_changed = LevelChanged();
8331
8332     if ((level_changed && pressed) || (!level_changed && released))
8333       return;
8334
8335     if (level_changed && !Request("Level has changed ! Discard changes ?",
8336                                   REQ_ASK))
8337     {
8338       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8339         ModifyEditorCounter(counter_id, *counter_value);
8340
8341       return;
8342     }
8343   }
8344
8345   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8346     *counter_value = gi->textinput.number_value;
8347   else
8348     ModifyEditorCounter(counter_id, *counter_value + step);
8349
8350   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8351   {
8352       LoadLevel(level_nr);
8353       TapeErase();
8354       ResetUndoBuffer();
8355       DrawEditModeWindow();
8356
8357       return;
8358   }
8359
8360   switch (counter_id)
8361   {
8362     case ED_COUNTER_ID_YAMYAM_CONTENT:
8363       DrawYamYamContentAreas();
8364       break;
8365
8366     case ED_COUNTER_ID_GROUP_CONTENT:
8367       DrawGroupElementArea(properties_element);
8368       CopyGroupElementPropertiesToGame(properties_element);
8369       break;
8370
8371     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8372     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8373       DrawEnvelopeTextArea(-1);
8374       break;
8375
8376     case ED_COUNTER_ID_LEVEL_XSIZE:
8377     case ED_COUNTER_ID_LEVEL_YSIZE:
8378       lev_fieldx = level.fieldx;
8379       lev_fieldy = level.fieldy;
8380       break;
8381
8382     default:
8383       break;
8384   }
8385
8386   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8387        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8388       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8389        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8390     CopyElementPropertiesToGame(properties_element);
8391
8392   level.changed = TRUE;
8393 }
8394
8395 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8396 {
8397   int type_id = gi->custom_type_id;
8398
8399   strcpy(textinput_info[type_id].value, gi->textinput.value);
8400
8401   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8402   {
8403     CopyElementPropertiesToGame(properties_element);
8404
8405     ModifyEditorElementList();  /* update changed button info text */
8406   }
8407
8408   level.changed = TRUE;
8409 }
8410
8411 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8412 {
8413   int type_id = gi->custom_type_id;
8414
8415   strcpy(textarea_info[type_id].value, gi->textarea.value);
8416
8417   level.changed = TRUE;
8418 }
8419
8420 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8421 {
8422   int type_id = gi->custom_type_id;
8423
8424   *selectbox_info[type_id].value =
8425     selectbox_info[type_id].options[gi->selectbox.index].value;
8426
8427   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8428   {
8429     element_info[properties_element].current_change_page = gi->selectbox.index;
8430
8431     DrawPropertiesWindow();
8432   }
8433   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8434             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8435            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8436             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8437            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8438   {
8439     CopyElementPropertiesToGame(properties_element);
8440
8441     level.changed = TRUE;
8442   }
8443 }
8444
8445 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8446 {
8447   int type_id = gi->custom_type_id;
8448   int i;
8449
8450   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8451       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8452   {
8453     edit_mode_properties = gi->custom_type_id;
8454
8455     DrawPropertiesWindow();
8456   }
8457   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8458   {
8459     char *template_filename = getDefaultLevelFilename(-1);
8460     boolean new_template = !fileExists(template_filename);
8461
8462     if (new_template ||
8463         Request("Save this template and kill the old ?", REQ_ASK))
8464       SaveLevelTemplate();
8465
8466     if (new_template)
8467       Request("Template saved !", REQ_CONFIRM);
8468   }
8469   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8470            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8471   {
8472     struct ElementInfo *ei = &element_info[properties_element];
8473
8474     setElementChangePages(ei, ei->num_change_pages + 1);
8475
8476     /* set new change page to be new current change page */
8477     ei->current_change_page = ei->num_change_pages - 1;
8478     ei->change = &ei->change_page[ei->current_change_page];
8479
8480     setElementChangeInfoToDefaults(ei->change);
8481
8482     DrawPropertiesWindow();
8483
8484     level.changed = TRUE;
8485   }
8486   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8487            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8488   {
8489     struct ElementInfo *ei = &element_info[properties_element];
8490
8491     /* copy all change pages after change page to be deleted */
8492     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8493       ei->change_page[i] = ei->change_page[i + 1];
8494
8495     setElementChangePages(ei, ei->num_change_pages - 1);
8496
8497     DrawPropertiesWindow();
8498
8499     level.changed = TRUE;
8500   }
8501 }
8502
8503 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8504 {
8505   int type_id = gi->custom_type_id;
8506
8507   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8508       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8509   {
8510     struct ElementInfo *ei = &element_info[properties_element];
8511     int step = BUTTON_STEPSIZE(gi->event.button);
8512
8513     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8514     ei->current_change_page += step;
8515
8516     if (ei->current_change_page < 0)
8517       ei->current_change_page = 0;
8518     else if (ei->current_change_page >= ei->num_change_pages)
8519       ei->current_change_page = ei->num_change_pages - 1;
8520
8521     DrawPropertiesWindow();
8522   }
8523   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8524            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8525   {
8526     struct ElementInfo *ei = &element_info[properties_element];
8527     int current_change_page = ei->current_change_page;
8528
8529     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8530       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8531         ei->change_page[current_change_page];
8532     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8533     {
8534       ei->change_page[current_change_page] =
8535         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8536
8537       level.changed = TRUE;
8538     }
8539
8540     DrawPropertiesWindow();
8541   }
8542 }
8543
8544 static void HandleRadiobuttons(struct GadgetInfo *gi)
8545 {
8546   *radiobutton_info[gi->custom_type_id].value =
8547     radiobutton_info[gi->custom_type_id].checked_value;
8548
8549   level.changed = TRUE;
8550 }
8551
8552 static void HandleCheckbuttons(struct GadgetInfo *gi)
8553 {
8554   int type_id = gi->custom_type_id;
8555
8556   *checkbutton_info[type_id].value ^= TRUE;
8557
8558   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8559       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8560       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8561       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8562          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8563         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8564          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8565        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8566   {
8567     CopyElementPropertiesToGame(properties_element);
8568   }
8569
8570   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8571   {
8572     UpdateCustomElementGraphicGadgets();
8573   }
8574   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8575   {
8576     char *template_filename = getDefaultLevelFilename(-1);
8577
8578     if (level.use_custom_template && !fileExists(template_filename))
8579     {
8580       Request("No level template found !", REQ_CONFIRM);
8581
8582       level.use_custom_template = FALSE;
8583       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8584
8585       return;
8586     }
8587
8588     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8589
8590     DrawEditModeWindow();
8591   }
8592
8593   level.changed = TRUE;
8594 }
8595
8596 static void HandleControlButtons(struct GadgetInfo *gi)
8597 {
8598   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8599   static int last_edit_mode = ED_MODE_DRAWING;
8600   static int last_custom_copy_mode = -1;
8601   int id = gi->custom_id;
8602   int button = gi->event.button;
8603   int step = BUTTON_STEPSIZE(button);
8604   int new_element = BUTTON_ELEMENT(button);
8605   int x, y;
8606
8607 #if 0
8608   /* MAKES PROBLEMS WITH ELEMENT LIST SCROLLBAR AND IS PROBABLY NOT NEEDED */
8609   /* !!! CHECK WHAT HAPPENS WHEN MOUSE WHEEL IS USED OVER ELEMENT LIST !!! */
8610
8611   if (!IS_VALID_BUTTON(button))
8612     return;
8613 #endif
8614
8615   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8616     DrawLevelText(0, 0, 0, TEXT_END);
8617
8618   if (id < ED_NUM_CTRL1_BUTTONS &&
8619       id != GADGET_ID_SINGLE_ITEMS &&
8620       id != GADGET_ID_PROPERTIES &&
8621       id != GADGET_ID_PICK_ELEMENT &&
8622       edit_mode != ED_MODE_DRAWING &&
8623       drawing_function != GADGET_ID_PICK_ELEMENT &&
8624       !(GetKeyModState() & KMOD_Control))
8625   {
8626     DrawDrawingWindow();
8627     edit_mode = ED_MODE_DRAWING;
8628   }
8629
8630   /* element copy mode active, but no element button pressed => deactivate */
8631   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8632     last_custom_copy_mode = -1;
8633
8634   switch (id)
8635   {
8636     case GADGET_ID_SCROLL_LEFT:
8637       if (level_xpos >= 0)
8638       {
8639         if (lev_fieldx < ed_fieldx - 2)
8640           break;
8641
8642         level_xpos -= step;
8643         if (level_xpos < -1)
8644           level_xpos = -1;
8645         if (button == 1)
8646           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8647         else
8648           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8649
8650         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8651                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8652       }
8653       break;
8654
8655     case GADGET_ID_SCROLL_RIGHT:
8656       if (level_xpos <= lev_fieldx - ed_fieldx)
8657       {
8658         if (lev_fieldx < ed_fieldx - 2)
8659           break;
8660
8661         level_xpos += step;
8662         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8663           level_xpos = lev_fieldx - ed_fieldx + 1;
8664         if (button == 1)
8665           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8666         else
8667           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8668
8669         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8670                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8671       }
8672       break;
8673
8674     case GADGET_ID_SCROLL_UP:
8675       if (level_ypos >= 0)
8676       {
8677         if (lev_fieldy < ed_fieldy - 2)
8678           break;
8679
8680         level_ypos -= step;
8681         if (level_ypos < -1)
8682           level_ypos = -1;
8683         if (button == 1)
8684           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8685         else
8686           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8687
8688         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8689                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8690       }
8691       break;
8692
8693     case GADGET_ID_SCROLL_DOWN:
8694       if (level_ypos <= lev_fieldy - ed_fieldy)
8695       {
8696         if (lev_fieldy < ed_fieldy - 2)
8697           break;
8698
8699         level_ypos += step;
8700         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8701           level_ypos = lev_fieldy - ed_fieldy + 1;
8702         if (button == 1)
8703           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8704         else
8705           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8706
8707         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8708                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8709       }
8710       break;
8711
8712     case GADGET_ID_SCROLL_HORIZONTAL:
8713       level_xpos = gi->event.item_position - 1;
8714       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8715       break;
8716
8717     case GADGET_ID_SCROLL_VERTICAL:
8718       level_ypos = gi->event.item_position - 1;
8719       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8720       break;
8721
8722     case GADGET_ID_SCROLL_LIST_UP:
8723     case GADGET_ID_SCROLL_LIST_DOWN:
8724     case GADGET_ID_SCROLL_LIST_VERTICAL:
8725       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8726         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8727       else
8728       {
8729         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8730         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8731
8732         if (element_shift < 0)
8733           element_shift = 0;
8734         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8735           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8736
8737         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8738                      GDI_SCROLLBAR_ITEM_POSITION,
8739                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8740       }
8741
8742       ModifyEditorElementList();
8743
8744       break;
8745
8746     case GADGET_ID_WRAP_LEFT:
8747       WrapLevel(-step, 0);
8748       break;
8749
8750     case GADGET_ID_WRAP_RIGHT:
8751       WrapLevel(step, 0);
8752       break;
8753
8754     case GADGET_ID_WRAP_UP:
8755       WrapLevel(0, -step);
8756       break;
8757
8758     case GADGET_ID_WRAP_DOWN:
8759       WrapLevel(0, step);
8760       break;
8761
8762     case GADGET_ID_SINGLE_ITEMS:
8763     case GADGET_ID_CONNECTED_ITEMS:
8764     case GADGET_ID_LINE:
8765     case GADGET_ID_ARC:
8766     case GADGET_ID_TEXT:
8767     case GADGET_ID_RECTANGLE:
8768     case GADGET_ID_FILLED_BOX:
8769     case GADGET_ID_FLOOD_FILL:
8770     case GADGET_ID_GRAB_BRUSH:
8771     case GADGET_ID_PICK_ELEMENT:
8772       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8773         last_drawing_function = drawing_function;
8774       drawing_function = id;
8775       draw_with_brush = FALSE;
8776       break;
8777
8778     case GADGET_ID_RANDOM_PLACEMENT:
8779       RandomPlacement(new_element);
8780       break;
8781
8782     case GADGET_ID_PROPERTIES:
8783       if (edit_mode != ED_MODE_PROPERTIES)
8784       {
8785         properties_element = new_element;
8786         DrawPropertiesWindow();
8787         edit_mode = ED_MODE_PROPERTIES;
8788
8789         last_level_drawing_function = drawing_function;
8790         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8791                       MB_LEFTBUTTON);
8792       }
8793       else
8794       {
8795         DrawDrawingWindow();
8796         edit_mode = ED_MODE_DRAWING;
8797
8798         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8799                       MB_LEFTBUTTON);
8800       }
8801       break;
8802
8803     case GADGET_ID_CUSTOM_COPY_FROM:
8804     case GADGET_ID_CUSTOM_COPY_TO:
8805     case GADGET_ID_CUSTOM_EXCHANGE:
8806       last_custom_copy_mode = id;
8807       last_drawing_function = drawing_function;
8808       break;
8809
8810     case GADGET_ID_CUSTOM_COPY:
8811       CopyCustomElement(properties_element, -1, id);
8812       break;
8813
8814     case GADGET_ID_CUSTOM_PASTE:
8815       CopyCustomElement(-1, properties_element, id);
8816       break;
8817
8818     case GADGET_ID_UNDO:
8819       if (undo_buffer_steps == 0)
8820       {
8821         Request("Undo buffer empty !", REQ_CONFIRM);
8822         break;
8823       }
8824
8825       if (edit_mode != ED_MODE_DRAWING)
8826       {
8827         DrawDrawingWindow();
8828         edit_mode = ED_MODE_DRAWING;
8829       }
8830
8831       undo_buffer_position =
8832         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8833       undo_buffer_steps--;
8834
8835       for (x = 0; x < lev_fieldx; x++)
8836         for (y = 0; y < lev_fieldy; y++)
8837           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8838       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8839       break;
8840
8841     case GADGET_ID_INFO:
8842       if (edit_mode != ED_MODE_INFO)
8843       {
8844         last_edit_mode = edit_mode;
8845         edit_mode = ED_MODE_INFO;
8846
8847         DrawLevelInfoWindow();
8848       }
8849       else
8850       {
8851         edit_mode = last_edit_mode;
8852
8853         DrawEditModeWindow();
8854       }
8855       break;
8856
8857     case GADGET_ID_CLEAR:
8858       if (edit_mode != ED_MODE_DRAWING)
8859       {
8860         DrawDrawingWindow();
8861         edit_mode = ED_MODE_DRAWING;
8862       }
8863
8864       for (x = 0; x < MAX_LEV_FIELDX; x++)
8865         for (y = 0; y < MAX_LEV_FIELDY; y++)
8866           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8867
8868       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8869
8870       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8871       break;
8872
8873     case GADGET_ID_SAVE:
8874       if (leveldir_current->readonly)
8875       {
8876         Request("This level is read only !", REQ_CONFIRM);
8877         break;
8878       }
8879
8880       if (!LevelContainsPlayer())
8881         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8882       else
8883       {
8884         char *level_filename = getDefaultLevelFilename(level_nr);
8885         boolean new_level = !fileExists(level_filename);
8886
8887         if (new_level ||
8888             Request("Save this level and kill the old ?", REQ_ASK))
8889         {
8890           CopyPlayfield(Feld, level.field);
8891
8892           SaveLevel(level_nr);
8893         }
8894
8895         if (new_level)
8896           Request("Level saved !", REQ_CONFIRM);
8897
8898         level.changed = FALSE;
8899       }
8900       break;
8901
8902     case GADGET_ID_TEST:
8903       if (!LevelContainsPlayer())
8904         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8905       else
8906       {
8907         if (LevelChanged())
8908           level.game_version = GAME_VERSION_ACTUAL;
8909
8910         CopyPlayfield(level.field, FieldBackup);
8911         CopyPlayfield(Feld, level.field);
8912
8913         CopyNativeLevel_RND_to_Native(&level);
8914
8915         UnmapLevelEditorGadgets();
8916         UndrawSpecialEditorDoor();
8917
8918         CloseDoor(DOOR_CLOSE_ALL);
8919
8920         DrawCompleteVideoDisplay();
8921
8922         level_editor_test_game = TRUE;
8923
8924         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
8925       }
8926       break;
8927
8928     case GADGET_ID_EXIT:
8929       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
8930       break;
8931
8932     default:
8933       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
8934           id <= GADGET_ID_ELEMENTLIST_LAST)
8935       {
8936         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
8937         int new_element = editor_elements[element_position + element_shift];
8938
8939         if (last_custom_copy_mode != -1)
8940         {
8941           if (CopyCustomElement(properties_element, new_element,
8942                                 last_custom_copy_mode))
8943           {
8944             ClickOnGadget(level_editor_gadget[last_drawing_function],
8945                           MB_LEFTBUTTON);
8946
8947             last_custom_copy_mode = -1;
8948           }
8949
8950           break;
8951         }
8952
8953         PickDrawingElement(button, new_element);
8954
8955         if (!stick_element_properties_window &&
8956             drawing_function != GADGET_ID_PICK_ELEMENT &&
8957             !(GetKeyModState() & KMOD_Control))
8958         {
8959           properties_element = new_element;
8960           if (edit_mode == ED_MODE_PROPERTIES)
8961             DrawPropertiesWindow();
8962         }
8963
8964         if (drawing_function == GADGET_ID_PICK_ELEMENT)
8965           ClickOnGadget(level_editor_gadget[last_drawing_function],
8966                         MB_LEFTBUTTON);
8967       }
8968 #ifdef DEBUG
8969       else if (gi->event.type == GD_EVENT_PRESSED)
8970         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
8971       else if (gi->event.type == GD_EVENT_RELEASED)
8972         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
8973       else if (gi->event.type == GD_EVENT_MOVING)
8974         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
8975       else
8976         printf("default: HandleControlButtons: ? (id == %d)\n", id);
8977 #endif
8978       break;
8979   }
8980 }
8981
8982 void HandleLevelEditorKeyInput(Key key)
8983 {
8984   char letter = getCharFromKey(key);
8985   int button = MB_LEFTBUTTON;
8986
8987   if (drawing_function == GADGET_ID_TEXT &&
8988       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
8989   {
8990     if (letter)
8991       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
8992     else if (key == KSYM_Delete || key == KSYM_BackSpace)
8993       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
8994     else if (key == KSYM_Return)
8995       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
8996     else if (key == KSYM_Escape)
8997       DrawLevelText(0, 0, 0, TEXT_END);
8998   }
8999   else if (button_status == MB_RELEASED)
9000   {
9001     int i, id = GADGET_ID_NONE;
9002
9003     switch (key)
9004     {
9005       case KSYM_Left:
9006         id = GADGET_ID_SCROLL_LEFT;
9007         break;
9008       case KSYM_Right:
9009         id = GADGET_ID_SCROLL_RIGHT;
9010         break;
9011       case KSYM_Up:
9012         id = GADGET_ID_SCROLL_UP;
9013         break;
9014       case KSYM_Down:
9015         id = GADGET_ID_SCROLL_DOWN;
9016         break;
9017       case KSYM_Page_Up:
9018         id = GADGET_ID_SCROLL_LIST_UP;
9019         button = MB_RIGHTBUTTON;
9020         break;
9021       case KSYM_Page_Down:
9022         id = GADGET_ID_SCROLL_LIST_DOWN;
9023         button = MB_RIGHTBUTTON;
9024         break;
9025
9026       case KSYM_Escape:
9027         if (edit_mode == ED_MODE_DRAWING)
9028         {
9029           RequestExitLevelEditor(setup.ask_on_escape);
9030         }
9031         else if (edit_mode == ED_MODE_INFO)
9032         {
9033           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9034         }
9035         else if (edit_mode == ED_MODE_PROPERTIES)
9036         {
9037           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9038         }
9039         else            /* should never happen */
9040         {
9041           DrawDrawingWindow();
9042           edit_mode = ED_MODE_DRAWING;
9043         }
9044         break;
9045
9046       default:
9047         break;
9048     }
9049
9050     if (id != GADGET_ID_NONE)
9051       ClickOnGadget(level_editor_gadget[id], button);
9052     else if (letter == '.')
9053       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9054     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9055       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9056     else
9057       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9058         if (letter && letter == control_info[i].shortcut)
9059           if (!anyTextGadgetActive())
9060             ClickOnGadget(level_editor_gadget[i], button);
9061   }
9062 }
9063
9064 void HandleLevelEditorIdle()
9065 {
9066   static unsigned long action_delay = 0;
9067   unsigned long action_delay_value = GameFrameDelay;
9068   int xpos = 1, ypos = 2;
9069
9070   if (edit_mode != ED_MODE_PROPERTIES)
9071     return;
9072
9073   if (!DelayReached(&action_delay, action_delay_value))
9074     return;
9075
9076   DrawGraphicAnimationExt(drawto,
9077                           SX + xpos * TILEX,
9078                           SY + ypos * TILEY + MINI_TILEY / 2,
9079                           el2img(properties_element), -1, NO_MASKING);
9080
9081   MarkTileDirty(xpos, ypos);
9082   MarkTileDirty(xpos, ypos + 1);
9083
9084   FrameCounter++;       /* increase animation frame counter */
9085 }
9086
9087 void ClearEditorGadgetInfoText()
9088 {
9089   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9090 }
9091
9092 void HandleEditorGadgetInfoText(void *ptr)
9093 {
9094   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9095   char infotext[MAX_OUTPUT_LINESIZE + 1];
9096   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9097   int max_infotext_len = getMaxInfoTextLength();
9098
9099   if (game_status != GAME_MODE_EDITOR)
9100     return;
9101
9102   ClearEditorGadgetInfoText();
9103
9104   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9105     return;
9106
9107   /* misuse this function to delete brush cursor, if needed */
9108   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9109     DeleteBrushFromCursor();
9110
9111   if (gi == NULL || gi->info_text == NULL)
9112     return;
9113
9114   strncpy(infotext, gi->info_text, max_infotext_len);
9115   infotext[max_infotext_len] = '\0';
9116
9117   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9118   {
9119     int key = control_info[gi->custom_id].shortcut;
9120
9121     if (key)
9122     {
9123       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9124         sprintf(shortcut, " ('.' or '%c')", key);
9125       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9126         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9127       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9128         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9129       else                                              /* normal case */
9130         sprintf(shortcut, " ('%s%c')",
9131                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9132
9133       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9134         strcat(infotext, shortcut);
9135     }
9136   }
9137
9138   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9139 }
9140
9141 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9142 {
9143   static int start_lx, start_ly;
9144   int id = gi->custom_id;
9145   int sx = gi->event.x;
9146   int sy = gi->event.y;
9147   int lx = sx + level_xpos;
9148   int ly = sy + level_ypos;
9149   int min_sx = 0, min_sy = 0;
9150   int max_sx = gi->drawing.area_xsize - 1;
9151   int max_sy = gi->drawing.area_ysize - 1;
9152   int actual_drawing_function = drawing_function;
9153   int max_infotext_len = getMaxInfoTextLength();
9154   char infotext[MAX_OUTPUT_LINESIZE + 1];
9155   char *text;
9156
9157   infotext[0] = '\0';           /* start with empty info text */
9158
9159   /* pressed Control key: simulate picking element */
9160   if (GetKeyModState() & KMOD_Control)
9161     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9162
9163   ClearEditorGadgetInfoText();
9164
9165   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9166     return;
9167
9168   /* make sure to stay inside drawing area boundaries */
9169   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9170   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9171
9172   if (id == GADGET_ID_DRAWING_LEVEL)
9173   {
9174     if (button_status)
9175     {
9176       int min_lx = 0, min_ly = 0;
9177       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9178
9179       /* get positions inside level field */
9180       lx = sx + level_xpos;
9181       ly = sy + level_ypos;
9182
9183       /* make sure to stay inside level field boundaries */
9184       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9185       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9186
9187       /* correct drawing area positions accordingly */
9188       sx = lx - level_xpos;
9189       sy = ly - level_ypos;
9190     }
9191
9192     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9193     {
9194       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9195       {
9196         if (gi->event.type == GD_EVENT_PRESSED)
9197         {
9198           start_lx = lx;
9199           start_ly = ly;
9200         }
9201
9202         switch (actual_drawing_function)
9203         {
9204           case GADGET_ID_SINGLE_ITEMS:
9205             text = "Drawing single items";
9206             break;
9207           case GADGET_ID_CONNECTED_ITEMS:
9208             text = "Drawing connected items";
9209             break;
9210           case GADGET_ID_LINE:
9211             text = "Drawing line";
9212             break;
9213           case GADGET_ID_ARC:
9214             text = "Drawing arc";
9215             break;
9216           case GADGET_ID_TEXT:
9217             text = "Setting text cursor";
9218             break;
9219           case GADGET_ID_RECTANGLE:
9220             text = "Drawing rectangle";
9221             break;
9222           case GADGET_ID_FILLED_BOX:
9223             text = "Drawing filled box";
9224             break;
9225           case GADGET_ID_FLOOD_FILL:
9226             text = "Flood fill";
9227             break;
9228           case GADGET_ID_GRAB_BRUSH:
9229             text = "Grabbing brush";
9230             break;
9231           case GADGET_ID_PICK_ELEMENT:
9232             text = "Picking element";
9233             break;
9234
9235           default:
9236             text = "Drawing position";
9237             break;
9238         }
9239
9240         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9241           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9242         else
9243           sprintf(infotext, "%s: %d, %d", text,
9244                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9245       }
9246       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9247         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9248       else
9249         sprintf(infotext, "Level position: %d, %d", lx, ly);
9250     }
9251
9252     /* misuse this function to draw brush cursor, if needed */
9253     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9254     {
9255       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9256         CopyBrushToCursor(sx, sy);
9257       else
9258         DeleteBrushFromCursor();
9259     }
9260   }
9261   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9262   {
9263     int element = EL_EMPTY;
9264
9265     if (id == GADGET_ID_AMOEBA_CONTENT)
9266       element = level.amoeba_content;
9267     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9268       element = custom_element.gfx_element;
9269     else if (id == GADGET_ID_CUSTOM_CONTENT)
9270       element = custom_element.content.e[sx][sy];
9271     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9272       element = custom_element.move_enter_element;
9273     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9274       element = custom_element.move_leave_element;
9275     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9276       element = custom_element_change.target_element;
9277     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9278       element = custom_element_change.target_content.e[sx][sy];
9279     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9280       element = custom_element_change.trigger_element;
9281     else if (id == GADGET_ID_GROUP_CONTENT)
9282       element = group_element_info.element[sx];
9283     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9284       element = random_placement_background_element;
9285     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9286              id <= GADGET_ID_YAMYAM_CONTENT_7)
9287       element = level.yamyam_content[id -GADGET_ID_YAMYAM_CONTENT_0].e[sx][sy];
9288     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9289              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9290       element =level.ball_content[id-GADGET_ID_MAGIC_BALL_CONTENT_0].e[sx][sy];
9291
9292     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9293   }
9294   else
9295   {
9296     if (id == GADGET_ID_AMOEBA_CONTENT)
9297       strcpy(infotext, "Amoeba content");
9298     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9299       strcpy(infotext, "Custom graphic element");
9300     else if (id == GADGET_ID_CUSTOM_CONTENT)
9301       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9302     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9303       strcpy(infotext, "Element that can be digged/collected");
9304     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9305       strcpy(infotext, "Element that will be left behind");
9306     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9307       strcpy(infotext, "New element after change");
9308     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9309       strcpy(infotext, "New extended elements after change");
9310     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9311       strcpy(infotext, "Other element triggering change");
9312     else if (id == GADGET_ID_GROUP_CONTENT)
9313       sprintf(infotext, "Group element position: %d", sx + 1);
9314     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9315       strcpy(infotext, "Random placement background");
9316     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9317              id <= GADGET_ID_YAMYAM_CONTENT_7)
9318       sprintf(infotext, "Content area %d position: %d, %d",
9319               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9320     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9321              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9322       sprintf(infotext, "Content area %d position: %d, %d",
9323               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9324   }
9325
9326   infotext[max_infotext_len] = '\0';
9327
9328   if (strlen(infotext) > 0)
9329     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9330 }
9331
9332 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9333 {
9334   if (!ask_if_level_has_changed ||
9335       !LevelChanged() ||
9336       Request("Level has changed ! Exit without saving ?",
9337               REQ_ASK | REQ_STAY_OPEN))
9338   {
9339 #if 1
9340     CloseDoor(DOOR_CLOSE_1);
9341     SetDoorState(DOOR_CLOSE_2);
9342 #else
9343     CloseDoor(DOOR_CLOSE_ALL);
9344 #endif
9345     game_status = GAME_MODE_MAIN;
9346     DrawMainMenu();
9347   }
9348   else
9349   {
9350     CloseDoor(DOOR_CLOSE_1);
9351     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9352   }
9353 }