src/editor.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * editor.c                                                 *
  12 ***********************************************************/
  13
  14 #include <math.h>
  15
  16 #include "libgame/libgame.h"
  17
  18 #include "editor.h"
  19 #include "screens.h"
  20 #include "tools.h"
  21 #include "files.h"
  22 #include "game.h"
  23 #include "init.h"
  24 #include "tape.h"
  25
  26
  27 #define INFOTEXT_UNKNOWN_ELEMENT        "unknown"
  28
  29
  30 /*
  31   -----------------------------------------------------------------------------
  32   screen and artwork graphic pixel position definitions
  33   -----------------------------------------------------------------------------
  34 */
  35
  36 /* positions in the level editor */
  37 #define ED_WIN_MB_LEFT_XPOS             6
  38 #define ED_WIN_MB_LEFT_YPOS             258
  39 #define ED_WIN_MB_MIDDLE_XPOS           42
  40 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  41 #define ED_WIN_MB_RIGHT_XPOS            78
  42 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  43
  44 /* values for the control window */
  45 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  46 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  47 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  48 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  49 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  50 #define ED_CTRL4_BUTTONS_GFX_XPOS       44
  51 #define ED_CTRL4_BUTTONS_GFX_YPOS       214
  52 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  53 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  54
  55 #define ED_CTRL1_BUTTON_XSIZE           22
  56 #define ED_CTRL1_BUTTON_YSIZE           22
  57 #define ED_CTRL1_BUTTONS_XPOS           6
  58 #define ED_CTRL1_BUTTONS_YPOS           6
  59 #define ED_CTRL2_BUTTON_XSIZE           30
  60 #define ED_CTRL2_BUTTON_YSIZE           20
  61 #define ED_CTRL2_BUTTONS_XPOS           5
  62 #define ED_CTRL2_BUTTONS_YPOS           99
  63 #define ED_CTRL3_BUTTON_XSIZE           22
  64 #define ED_CTRL3_BUTTON_YSIZE           22
  65 #define ED_CTRL3_BUTTONS_XPOS           6
  66 #define ED_CTRL3_BUTTONS_YPOS           6
  67 #define ED_CTRL4_BUTTON_XSIZE           22
  68 #define ED_CTRL4_BUTTON_YSIZE           22
  69 #define ED_CTRL4_BUTTONS_XPOS           6
  70 #define ED_CTRL4_BUTTONS_YPOS           6
  71
  72 #define ED_CTRL1_BUTTONS_HORIZ          4
  73 #define ED_CTRL1_BUTTONS_VERT           4
  74 #define ED_CTRL2_BUTTONS_HORIZ          3
  75 #define ED_CTRL2_BUTTONS_VERT           2
  76 #define ED_CTRL3_BUTTONS_HORIZ          3
  77 #define ED_CTRL3_BUTTONS_VERT           1
  78 #define ED_CTRL4_BUTTONS_HORIZ          2
  79 #define ED_CTRL4_BUTTONS_VERT           1
  80
  81 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  82 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  83 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  84 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  85 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  86 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  87 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS +  \
  88                                 ED_NUM_CTRL2_BUTTONS +  \
  89                                 ED_NUM_CTRL3_BUTTONS +  \
  90                                 ED_NUM_CTRL4_BUTTONS)
  91
  92 /* values for the element list */
  93 #define ED_ELEMENTLIST_XPOS             5
  94 #define ED_ELEMENTLIST_YPOS             30
  95 #define ED_ELEMENTLIST_XSIZE            20
  96 #define ED_ELEMENTLIST_YSIZE            20
  97 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
  98 #define ED_ELEMENTLIST_BUTTONS_VERT     11
  99 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
 100                                          ED_ELEMENTLIST_BUTTONS_VERT)
 101
 102 /* standard distances */
 103 #define ED_BORDER_SIZE                  3
 104 #define ED_BORDER_TEXT_XSIZE            5
 105 #define ED_BORDER_AREA_YSIZE            1
 106
 107 #define ED_GADGET_DISTANCE              2
 108 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
 109 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
 110                                          MINI_TILEX / 2)
 111
 112 /* values for the settings windows */
 113 #define ED_LEVEL_SETTINGS_XSTART        (3 * MINI_TILEX / 2)
 114 #define ED_LEVEL_SETTINGS_YSTART        (5 * MINI_TILEY)
 115
 116 #define ED_ELEMENT_SETTINGS_XSTART      (3 * MINI_TILEX / 2)
 117 #define ED_ELEMENT_SETTINGS_YSTART      (10 * MINI_TILEY)
 118
 119 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE +         \
 120                                          2 * ED_GADGET_DISTANCE)
 121
 122 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 123 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 124
 125 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_LEVEL_SETTINGS_XSTART +     \
 126                                          (n) * ED_SETTINGS_XOFFSET)
 127 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_LEVEL_SETTINGS_YSTART +     \
 128                                          (n) * ED_SETTINGS_YOFFSET)
 129
 130 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_ELEMENT_SETTINGS_XSTART +   \
 131                                          (n) * ED_SETTINGS_XOFFSET)
 132 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_ELEMENT_SETTINGS_YSTART +   \
 133                                          (n) * ED_SETTINGS_YOFFSET)
 134
 135 #define ED_SETTINGS1_YPOS               MINI_TILEY
 136 #define ED_SETTINGS2_XPOS               MINI_TILEX
 137 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 138
 139 /* values for counter gadgets */
 140 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 141 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 142 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART +            \
 143                                          (n) * ED_COUNTER_YDISTANCE)
 144 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART +            \
 145                                          (n) * ED_COUNTER_YDISTANCE - 2)
 146
 147 /* values for element content drawing areas */
 148 #define ED_AREA_1X1_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 149 #define ED_AREA_1X1_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 150                                          ED_GADGET_DISTANCE)
 151
 152 #define ED_AREA_3X3_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 153 #define ED_AREA_3X3_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 154                                          ED_GADGET_DISTANCE - MINI_TILEY)
 155
 156 /* yamyam content */
 157 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX +               \
 158                                          5 * ((n) % 4) * MINI_TILEX)
 159 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (17 * MINI_TILEY +              \
 160                                          6 * ((n) / 4) * MINI_TILEY)
 161
 162 /* magic ball content */
 163 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS(n) (2 * MINI_TILEX +            \
 164                                             5 * ((n) % 4) * MINI_TILEX)
 165 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS(n) (17 * MINI_TILEY +           \
 166                                             6 * ((n) / 4) * MINI_TILEY)
 167
 168 /* values for scrolling gadgets for drawing area */
 169 #define ED_SCROLLBUTTON_XPOS            24
 170 #define ED_SCROLLBUTTON_YPOS            0
 171 #define ED_SCROLLBAR_XPOS               24
 172 #define ED_SCROLLBAR_YPOS               64
 173
 174 #define ED_SCROLLBUTTON_XSIZE           16
 175 #define ED_SCROLLBUTTON_YSIZE           16
 176
 177 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 178 #define ED_SCROLL_UP_YPOS               (0)
 179 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 180 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 181 #define ED_SCROLL_LEFT_XPOS             (0)
 182 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 183 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 184 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 185 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 186                                          ED_SCROLLBUTTON_XSIZE)
 187 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 188 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 189 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 190 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 191 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 192                                          ED_SCROLLBUTTON_YSIZE)
 193 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 194 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 195
 196 /* values for scrolling gadgets for element list */
 197 #define ED_SCROLLBUTTON2_XPOS           50
 198 #define ED_SCROLLBUTTON2_YPOS           0
 199 #define ED_SCROLLBAR2_XPOS              50
 200 #define ED_SCROLLBAR2_YPOS              20
 201
 202 #define ED_SCROLLBUTTON2_XSIZE          10
 203 #define ED_SCROLLBUTTON2_YSIZE          10
 204
 205 #define ED_SCROLL2_UP_XPOS              85
 206 #define ED_SCROLL2_UP_YPOS              30
 207 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 208 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 209                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 210                                          ED_ELEMENTLIST_YSIZE -         \
 211                                          ED_SCROLLBUTTON2_YSIZE)
 212 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 213 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 214                                          ED_SCROLLBUTTON2_YSIZE)
 215 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 216 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 217                                          ED_ELEMENTLIST_YSIZE -         \
 218                                          2 * ED_SCROLLBUTTON2_YSIZE)
 219
 220 /* values for checkbutton gadgets */
 221 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 222 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 223 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 224 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 225 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 226 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 227 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 228
 229 /* values for some special graphic buttons */
 230 #define ED_COPY_CHANGE_PAGE_XPOS        25
 231 #define ED_COPY_CHANGE_PAGE_YPOS        50
 232 #define ED_PASTE_CHANGE_PAGE_XPOS       25
 233 #define ED_PASTE_CHANGE_PAGE_YPOS       70
 234
 235 /* some values for text input, selectbox and counter gadgets */
 236 #define ED_BUTTON_COUNT_YPOS            60
 237 #define ED_BUTTON_COUNT_XSIZE           20
 238 #define ED_BUTTON_COUNT_YSIZE           20
 239 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 240 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 241 #define ED_WIN_COUNT_XSIZE              52
 242 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 243 #define ED_WIN_COUNT2_XPOS              27
 244 #define ED_WIN_COUNT2_YPOS              3
 245 #define ED_WIN_COUNT2_XSIZE             46
 246 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 247
 248 #define ED_BUTTON_MINUS_XPOS            2
 249 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 250 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 251 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 252 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS +            \
 253                                          ED_WIN_COUNT_XSIZE + 2)
 254 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 255 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 256 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 257
 258 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 259 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS +            \
 260                                          2 + ED_WIN_COUNT_YSIZE)
 261 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 262 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 263
 264 #define ED_SELECTBOX_BUTTON_XSIZE       14
 265
 266 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 267 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS +            \
 268                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 269 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 270
 271 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 272 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS +            \
 273                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 274 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS +            \
 275                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 276
 277 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 278 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 279
 280 /* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
 281 #define INFOTEXT_XPOS                   SX
 282 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 283 #define INFOTEXT_XSIZE                  SXSIZE
 284 #define INFOTEXT_YSIZE                  MINI_TILEX
 285
 286
 287 /*
 288   -----------------------------------------------------------------------------
 289   editor gadget definitions
 290   -----------------------------------------------------------------------------
 291 */
 292
 293 /* drawing toolbox buttons */
 294 #define GADGET_ID_NONE                  -1
 295 #define GADGET_ID_TOOLBOX_FIRST         0
 296
 297 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 298 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 299 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 300 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 301 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 302 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 303 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 304 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 305 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 306 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 307 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 308 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 309 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 310 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 311 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 312 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 313
 314 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 315 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 316 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 317 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 318 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 319 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 320
 321 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 322 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 323 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 324 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 325 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 326
 327 /* counter button identifiers */
 328 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 329
 330 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 331 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 332 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 333 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 334 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 335 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 336 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 337 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 338 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 339 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 340 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 341 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 342 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 343 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 344 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 345 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 346 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 347 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 348 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 349 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 350 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 351 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 21)
 352 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 22)
 353 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 23)
 354 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 24)
 355 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 25)
 356 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 26)
 357 #define GADGET_ID_ELEMENT_VALUE3_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 358 #define GADGET_ID_ELEMENT_VALUE3_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 359 #define GADGET_ID_ELEMENT_VALUE3_UP     (GADGET_ID_COUNTER_FIRST + 29)
 360 #define GADGET_ID_ELEMENT_VALUE4_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 361 #define GADGET_ID_ELEMENT_VALUE4_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 362 #define GADGET_ID_ELEMENT_VALUE4_UP     (GADGET_ID_COUNTER_FIRST + 32)
 363 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 364 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 365 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 35)
 366 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 36)
 367 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 37)
 368 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 38)
 369 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 39)
 370 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 40)
 371 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 41)
 372 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 42)
 373 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 43)
 374 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 44)
 375 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 45)
 376 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 46)
 377 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 47)
 378 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 379 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 380 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 50)
 381 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 51)
 382 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 52)
 383 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 53)
 384 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 385 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 386 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 56)
 387 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 57)
 388 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 58)
 389 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 59)
 390 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 60)
 391 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 61)
 392 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 62)
 393 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 394 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 395 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 65)
 396 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 66)
 397 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 67)
 398 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 68)
 399 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 69)
 400 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 70)
 401 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 71)
 402 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 72)
 403 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 73)
 404 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 74)
 405 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 75)
 406 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 76)
 407 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 77)
 408 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 78)
 409 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 79)
 410 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 80)
 411 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 81)
 412 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 82)
 413 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 83)
 414
 415 /* drawing area identifiers */
 416 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 84)
 417
 418 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 419 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 420 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 421 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 422 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 423 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 424 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 425 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 426 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 427 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 428 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 429 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 430 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 431 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 432 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 433 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 434 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 435 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 17)
 436 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 437 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 19)
 438 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 20)
 439 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 440 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 22)
 441 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 23)
 442 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 24)
 443 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 25)
 444 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 445
 446 /* text input identifiers */
 447 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 27)
 448
 449 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 450 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 451 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 452
 453 /* text area identifiers */
 454 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 455
 456 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 457
 458 /* selectbox identifiers */
 459 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 460
 461 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 462 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 463 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 2)
 464 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 3)
 465 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 4)
 466 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 5)
 467 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 6)
 468 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 7)
 469 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 8)
 470 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 9)
 471 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 10)
 472 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 11)
 473 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 12)
 474 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 13)
 475 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 14)
 476 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 15)
 477 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 16)
 478 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 17)
 479 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 18)
 480 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 19)
 481 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 20)
 482 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 21)
 483 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 22)
 484 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 23)
 485 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 24)
 486 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 25)
 487 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 26)
 488
 489 /* textbutton identifiers */
 490 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 27)
 491
 492 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 493 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 494 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 495 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 496 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 497 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 498 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 499 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 500
 501 /* graphicbutton identifiers */
 502 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 503
 504 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 505 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 506 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 507 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 508
 509 /* gadgets for scrolling of drawing area */
 510 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 511
 512 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 513 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 514 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 515 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 516 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 517 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 518
 519 /* gadgets for scrolling element list */
 520 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 521
 522 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 523 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 524 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 525
 526 /* checkbuttons/radiobuttons for level/element properties */
 527 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 528
 529 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 530 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 531 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 532 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 3)
 533 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 4)
 534 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 5)
 535 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 536 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 7)
 537 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 8)
 538 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 9)
 539 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 10)
 540 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 541 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 12)
 542 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 543 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 544 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 15)
 545 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 16)
 546 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 17)
 547 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 18)
 548 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 19)
 549 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 20)
 550 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 21)
 551 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 22)
 552 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 23)
 553 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 24)
 554 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 25)
 555 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 556 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 27)
 557 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 28)
 558 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 29)
 559 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 30)
 560 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 31)
 561 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 32)
 562 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 33)
 563 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 34)
 564 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 35)
 565 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 36)
 566 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 37)
 567 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 38)
 568 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 39)
 569
 570 /* gadgets for buttons in element list */
 571 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 40)
 572 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 573                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 574
 575 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 576
 577 /* radio button numbers */
 578 #define RADIO_NR_NONE                   0
 579 #define RADIO_NR_DRAWING_TOOLBOX        1
 580 #define RADIO_NR_RANDOM_ELEMENTS        2
 581
 582 /* values for counter gadgets */
 583 #define ED_COUNTER_ID_SELECT_LEVEL      0
 584 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 585 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 586 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 587 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 588 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 589 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 590 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 591 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 592 #define ED_COUNTER_ID_ELEMENT_VALUE3    9
 593 #define ED_COUNTER_ID_ELEMENT_VALUE4    10
 594 #define ED_COUNTER_ID_YAMYAM_CONTENT    11
 595 #define ED_COUNTER_ID_ENVELOPE_XSIZE    12
 596 #define ED_COUNTER_ID_ENVELOPE_YSIZE    13
 597 #define ED_COUNTER_ID_CUSTOM_SCORE      14
 598 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   15
 599 #define ED_COUNTER_ID_PUSH_DELAY_FIX    16
 600 #define ED_COUNTER_ID_PUSH_DELAY_RND    17
 601 #define ED_COUNTER_ID_DROP_DELAY_FIX    18
 602 #define ED_COUNTER_ID_DROP_DELAY_RND    19
 603 #define ED_COUNTER_ID_MOVE_DELAY_FIX    20
 604 #define ED_COUNTER_ID_MOVE_DELAY_RND    21
 605 #define ED_COUNTER_ID_EXPLOSION_DELAY   22
 606 #define ED_COUNTER_ID_IGNITION_DELAY    23
 607 #define ED_COUNTER_ID_GROUP_CONTENT     24
 608 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  25
 609 #define ED_COUNTER_ID_CHANGE_DELAY_RND  26
 610 #define ED_COUNTER_ID_CHANGE_CONT_RND   27
 611
 612 #define ED_NUM_COUNTERBUTTONS           28
 613
 614 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 615 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 616
 617 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 618 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 619 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 620 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 621 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 622 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 623
 624 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 625 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 626
 627 /* values for scrollbutton gadgets */
 628 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 629 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 630 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 631 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 632 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 633 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 634
 635 #define ED_NUM_SCROLLBUTTONS            6
 636
 637 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 638 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 639
 640 /* values for scrollbar gadgets */
 641 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 642 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 643 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 644
 645 #define ED_NUM_SCROLLBARS               3
 646
 647 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 648 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 649
 650 /* values for text input gadgets */
 651 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 652 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 653 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 654
 655 #define ED_NUM_TEXTINPUT                3
 656
 657 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 658 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 659
 660 /* values for text area gadgets */
 661 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 662
 663 #define ED_NUM_TEXTAREAS                        1
 664
 665 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 666 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 667
 668 /* values for selectbox gadgets */
 669 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 670 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 671 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      2
 672 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     3
 673 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 4
 674 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 5
 675 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   6
 676 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     7
 677 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   8
 678 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    9
 679 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  10
 680 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    11
 681 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    12
 682 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       13
 683 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   14
 684 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       15
 685 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    16
 686 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     17
 687 #define ED_SELECTBOX_ID_CHANGE_SIDE             18
 688 #define ED_SELECTBOX_ID_CHANGE_PLAYER           19
 689 #define ED_SELECTBOX_ID_CHANGE_PAGE             20
 690 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     21
 691 #define ED_SELECTBOX_ID_ACTION_TYPE             22
 692 #define ED_SELECTBOX_ID_ACTION_MODE             23
 693 #define ED_SELECTBOX_ID_ACTION_ARG              24
 694 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      25
 695 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       26
 696
 697 #define ED_NUM_SELECTBOX                        27
 698
 699 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 700 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_GAME_ENGINE_TYPE
 701
 702 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 703 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 704 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 705 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 706 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 707 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 708
 709 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 710 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 711
 712 /* values for textbutton gadgets */
 713 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 714 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 715 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 716 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 717 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 718 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 719 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 720 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 721
 722 #define ED_NUM_TEXTBUTTONS                      8
 723
 724 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 725 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 726
 727 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 728 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 729
 730 /* values for graphicbutton gadgets */
 731 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 732 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 733 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 734 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 735
 736 #define ED_NUM_GRAPHICBUTTONS                   4
 737
 738 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 739 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 740
 741 /* values for checkbutton gadgets */
 742 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 743 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 744 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 745 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 746 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 747 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    5
 748 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          6
 749 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      7
 750 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   8
 751 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    9
 752 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  10
 753 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    11
 754 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    12
 755 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     13
 756 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    14
 757 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   15
 758 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     16
 759 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 17
 760 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 18
 761 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 19
 762 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       20
 763 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       21
 764 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      22
 765 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       23
 766 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         24
 767 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    25
 768 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   26
 769 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  27
 770 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 28
 771 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     29
 772 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          30
 773 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  31
 774 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   32
 775 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  33
 776 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    34
 777 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  35
 778 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     36
 779 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     37
 780
 781 #define ED_NUM_CHECKBUTTONS                     38
 782
 783 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 784 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 785
 786 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 787 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 788 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 789 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 790 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 791 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 792
 793 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 794 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 795
 796 /* values for radiobutton gadgets */
 797 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 798 #define ED_RADIOBUTTON_ID_QUANTITY      1
 799
 800 #define ED_NUM_RADIOBUTTONS             2
 801
 802 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 803 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 804
 805 /* values for drawing area gadgets */
 806 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 807 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 808 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 809 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 810 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 811 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 812 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 813 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 814 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 815 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 816 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 817 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 818 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 819 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 820 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 821 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 822 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 823 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 824 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            18
 825 #define ED_DRAWING_ID_CUSTOM_CONTENT            19
 826 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         20
 827 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         21
 828 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      22
 829 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     23
 830 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     24
 831 #define ED_DRAWING_ID_GROUP_CONTENT             25
 832 #define ED_DRAWING_ID_RANDOM_BACKGROUND         26
 833
 834 #define ED_NUM_DRAWING_AREAS                    27
 835
 836
 837 /*
 838   -----------------------------------------------------------------------------
 839   some internally used definitions
 840   -----------------------------------------------------------------------------
 841 */
 842
 843 /* values for CopyLevelToUndoBuffer() */
 844 #define UNDO_IMMEDIATE                  0
 845 #define UNDO_ACCUMULATE                 1
 846
 847 /* values for scrollbars */
 848 #define ED_SCROLL_NO                    0
 849 #define ED_SCROLL_LEFT                  1
 850 #define ED_SCROLL_RIGHT                 2
 851 #define ED_SCROLL_UP                    4
 852 #define ED_SCROLL_DOWN                  8
 853
 854 /* screens in the level editor */
 855 #define ED_MODE_DRAWING                 0
 856 #define ED_MODE_INFO                    1
 857 #define ED_MODE_PROPERTIES              2
 858
 859 /* sub-screens in the element properties section */
 860 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 861 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 862 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 863 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 864 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 865
 866 /* how many steps can be cancelled */
 867 #define NUM_UNDO_STEPS                  (10 + 1)
 868
 869 /* values for elements with score for certain actions */
 870 #define MIN_SCORE                       0
 871 #define MAX_SCORE                       255
 872
 873 /* values for elements with count for collecting */
 874 #define MIN_COLLECT_COUNT               0
 875 #define MAX_COLLECT_COUNT               255
 876
 877 /* values for random placement */
 878 #define RANDOM_USE_PERCENTAGE           0
 879 #define RANDOM_USE_QUANTITY             1
 880
 881 /* maximal size of level editor drawing area */
 882 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 883 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 884
 885
 886 /*
 887   -----------------------------------------------------------------------------
 888   some internally used data structure definitions
 889   -----------------------------------------------------------------------------
 890 */
 891
 892 static struct
 893 {
 894   char shortcut;
 895   char *text;
 896 } control_info[ED_NUM_CTRL_BUTTONS] =
 897 {
 898   /* note: some additional characters are already reserved for "cheat mode"
 899      shortcuts (":XYZ" style) -- for details, see "events.c" */
 900
 901   { 's',        "draw single items"                     },
 902   { 'd',        "draw connected items"                  },
 903   { 'l',        "draw lines"                            },
 904   { 'a',        "draw arcs"                             },
 905   { 'r',        "draw outline rectangles"               },
 906   { 'R',        "draw filled rectangles"                },
 907   { '\0',       "wrap (rotate) level up"                },
 908   { 't',        "enter text elements"                   },
 909   { 'f',        "flood fill"                            },
 910   { '\0',       "wrap (rotate) level left"              },
 911   { '?',        "properties of drawing element"         },
 912   { '\0',       "wrap (rotate) level right"             },
 913   { '\0',       "random element placement"              },
 914   { 'b',        "grab brush"                            },
 915   { '\0',       "wrap (rotate) level down"              },
 916   { ',',        "pick drawing element"                  },
 917
 918   { 'U',        "undo last operation"                   },
 919   { 'I',        "level properties"                      },
 920   { 'S',        "save level"                            },
 921   { 'C',        "clear level"                           },
 922   { 'T',        "test level"                            },
 923   { 'E',        "exit level editor"                     },
 924
 925   { '\0',       "copy settings from other element"      },
 926   { '\0',       "copy settings to other element"        },
 927   { '\0',       "exchange element with other element"   },
 928
 929   { '\0',       "copy settings from this element"       },
 930   { '\0',       "paste settings to this element"        },
 931 };
 932
 933 static int random_placement_value = 10;
 934 static int random_placement_method = RANDOM_USE_QUANTITY;
 935 static int random_placement_background_element = EL_SAND;
 936 static boolean random_placement_background_restricted = FALSE;
 937 static boolean stick_element_properties_window = FALSE;
 938 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 939 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 940 static struct ElementChangeInfo custom_element_change;
 941 static struct ElementGroupInfo group_element_info;
 942 static struct ElementInfo custom_element;
 943
 944 static struct
 945 {
 946   int x, y;
 947   int min_value, max_value;
 948   int gadget_id_down, gadget_id_up;
 949   int gadget_id_text;
 950   int gadget_id_align;
 951   int *value;
 952   char *text_above, *text_left, *text_right;
 953 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 954 {
 955   /* ---------- current level number --------------------------------------- */
 956
 957   {
 958     DX + 5 - SX,                        DY + 3 - SY,
 959     1,                                  100,
 960     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 961     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 962     &level_nr,
 963     NULL,                               NULL, NULL
 964   },
 965
 966   /* ---------- level and editor settings ---------------------------------- */
 967
 968   {
 969     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 970     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 971     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 972     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 973     &level.fieldx,
 974     "playfield size:",                  NULL, "width",
 975   },
 976   {
 977     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
 978     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 979     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 980     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 981     &level.fieldy,
 982     NULL,                               " ", "height",
 983   },
 984   {
 985     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
 986     0,                                  999,
 987     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 988     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 989     &level.gems_needed,
 990     NULL, "number of gems to collect:", NULL
 991   },
 992   {
 993     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
 994     0,                                  9999,
 995     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 996     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 997     &level.time,
 998     "time or step limit to solve level:", NULL, NULL
 999   },
1000   {
1001     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
1002     0,                                  255,
1003     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1004     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1005     &level.score[SC_TIME_BONUS],
1006     "score for each 10 sec/steps left:", NULL, NULL
1007   },
1008   {
1009     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1010     1,                                  100,
1011     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1012     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1013     &random_placement_value,
1014     "random element placement:",        NULL, "in"
1015   },
1016
1017   /* ---------- element settings: configure (various elements) ------------- */
1018
1019   {
1020     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1021     MIN_SCORE,                          MAX_SCORE,
1022     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1023     GADGET_ID_ELEMENT_VALUE1_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(1),
1029     MIN_SCORE,                          MAX_SCORE,
1030     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1031     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1032     NULL,                               /* will be set when used */
1033     NULL,                               NULL, NULL
1034   },
1035   {
1036     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1037     MIN_SCORE,                          MAX_SCORE,
1038     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1039     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1040     NULL,                               /* will be set when used */
1041     NULL,                               NULL, NULL
1042   },
1043   {
1044     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1045     MIN_SCORE,                          MAX_SCORE,
1046     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1047     GADGET_ID_ELEMENT_VALUE4_TEXT,      GADGET_ID_NONE,
1048     NULL,                               /* will be set when used */
1049     NULL,                               NULL, NULL
1050   },
1051   {
1052     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1053     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1054     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1055     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1056     &level.num_yamyam_contents,
1057     NULL,                               NULL, "number of content areas"
1058   },
1059   {
1060     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1061     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1062     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1063     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1064     NULL,
1065     NULL,                               NULL, "width",
1066   },
1067   {
1068     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1069     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1070     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1071     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1072     NULL,
1073     NULL,                               " ", "height",
1074   },
1075
1076   /* ---------- element settings: configure 1 (custom elements) ------------ */
1077
1078   {
1079     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1080     MIN_SCORE,                          MAX_SCORE,
1081     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1082     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1083     &custom_element.collect_score_initial,
1084     NULL,                               "score", " "
1085   },
1086   {
1087     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1088     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1089     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1090     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1091     &custom_element.collect_count_initial,
1092     NULL,                               "count", NULL
1093   },
1094   {
1095     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1096     0,                                  255,
1097     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1098     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1099     &custom_element.push_delay_fixed,
1100     NULL,                               "push delay", NULL
1101   },
1102   {
1103     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1104     0,                                  255,
1105     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1106     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1107     &custom_element.push_delay_random,
1108     NULL,                               "+random", NULL
1109   },
1110   {
1111     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1112     0,                                  255,
1113     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1114     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1115     &custom_element.drop_delay_fixed,
1116     NULL,                               "drop delay", NULL
1117   },
1118   {
1119     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1120     0,                                  255,
1121     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1122     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1123     &custom_element.drop_delay_random,
1124     NULL,                               "+random", NULL
1125   },
1126
1127   /* ---------- element settings: configure 2 (custom elements) ------------ */
1128
1129   {
1130     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1131     0,                                  999,
1132     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1133     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1134     &custom_element.move_delay_fixed,
1135     NULL,                               "move delay", NULL
1136   },
1137   {
1138     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1139     0,                                  999,
1140     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1141     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1142     &custom_element.move_delay_random,
1143     NULL,                               "+random", NULL
1144   },
1145   {
1146     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1147     0,                                  255,
1148     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1149     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1150     &custom_element.explosion_delay,
1151     NULL,                               "explosion delay", NULL
1152   },
1153   {
1154     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1155     0,                                  255,
1156     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1157     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1158     &custom_element.ignition_delay,
1159     NULL,                               "ignition delay", "(by fire)"
1160   },
1161
1162   /* ---------- element settings: configure (group elements) --------------- */
1163
1164   {
1165     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1166     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1167     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1168     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1169     &group_element_info.num_elements,
1170     NULL,                               NULL, "number of elements in group"
1171   },
1172
1173   /* ---------- element settings: advanced (custom elements) --------------- */
1174
1175   {
1176     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1177     0,                                  999,
1178     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1179     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1180     &custom_element_change.delay_fixed,
1181     NULL,                               "delay", NULL,
1182   },
1183   {
1184     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1185     0,                                  999,
1186     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1187     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1188     &custom_element_change.delay_random,
1189     NULL,                               "+random", NULL
1190   },
1191   {
1192     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1193     0,                                  100,
1194     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1195     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1196     &custom_element_change.random_percentage,
1197     NULL,                               "use random replace:", "%"
1198   },
1199 };
1200
1201 static struct
1202 {
1203   int x, y;
1204   int gadget_id;
1205   int size;
1206   char *value;
1207   char *text_above, *infotext;
1208 } textinput_info[ED_NUM_TEXTINPUT] =
1209 {
1210   {
1211     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1212     GADGET_ID_LEVEL_NAME,
1213     MAX_LEVEL_NAME_LEN,
1214     level.name,
1215     "Title:", "Title"
1216   },
1217   {
1218     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1219     GADGET_ID_LEVEL_AUTHOR,
1220     MAX_LEVEL_AUTHOR_LEN,
1221     level.author,
1222     "Author:", "Author"
1223   },
1224   {
1225     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1226     GADGET_ID_ELEMENT_NAME,
1227     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1228     custom_element.description,
1229     NULL, "Element name"
1230   }
1231 };
1232
1233 static struct
1234 {
1235   int x, y;
1236   int gadget_id;
1237   int xsize, ysize;
1238   char *value;
1239   char *text_above, *infotext;
1240 } textarea_info[ED_NUM_TEXTAREAS] =
1241 {
1242   {
1243     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1244     GADGET_ID_ENVELOPE_INFO,
1245     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1246     NULL,
1247     "Envelope Info:", "Envelope Info"
1248   }
1249 };
1250
1251 static struct ValueTextInfo options_time_or_steps[] =
1252 {
1253   { 0,                          "seconds"                       },
1254   { 1,                          "steps"                         },
1255
1256   { -1,                         NULL                            }
1257 };
1258
1259 static struct ValueTextInfo options_game_engine_type[] =
1260 {
1261   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1262   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1263
1264   { -1,                         NULL                            }
1265 };
1266
1267 static struct ValueTextInfo options_access_type[] =
1268 {
1269   { EP_WALKABLE,                "walkable"                      },
1270   { EP_PASSABLE,                "passable"                      },
1271
1272   { -1,                         NULL                            }
1273 };
1274
1275 static struct ValueTextInfo options_access_layer[] =
1276 {
1277   { EP_ACCESSIBLE_OVER,         "over"                          },
1278   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1279   { EP_ACCESSIBLE_UNDER,        "under"                         },
1280
1281   { -1,                         NULL                            }
1282 };
1283
1284 static struct ValueTextInfo options_access_protected[] =
1285 {
1286   { 0,                          "unprotected"                   },
1287   { 1,                          "protected"                     },
1288
1289   { -1,                         NULL                            }
1290 };
1291
1292 static struct ValueTextInfo options_access_direction[] =
1293 {
1294   { MV_NO_DIRECTIONS,           "no direction"                  },
1295   { MV_LEFT,                    "left"                          },
1296   { MV_RIGHT,                   "right"                         },
1297   { MV_UP,                      "up"                            },
1298   { MV_DOWN,                    "down"                          },
1299   { MV_LEFT  | MV_UP,           "left + up"                     },
1300   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1301   { MV_RIGHT | MV_UP,           "right + up"                    },
1302   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1303   { MV_HORIZONTAL,              "horizontal"                    },
1304   { MV_VERTICAL,                "vertical"                      },
1305   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1306   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1307   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1308   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1309   { MV_ALL_DIRECTIONS,          "all directions"                },
1310
1311   { -1,                         NULL                            }
1312 };
1313
1314 static struct ValueTextInfo options_walk_to_action[] =
1315 {
1316   { EP_DIGGABLE,                "diggable"                      },
1317   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1318   { EP_DROPPABLE,               "collectible & droppable"       },
1319   { EP_THROWABLE,               "collectible & throwable"       },
1320   { EP_PUSHABLE,                "pushable"                      },
1321
1322   { -1,                         NULL                            }
1323 };
1324
1325 static struct ValueTextInfo options_move_pattern[] =
1326 {
1327   { MV_LEFT,                    "left"                          },
1328   { MV_RIGHT,                   "right"                         },
1329   { MV_UP,                      "up"                            },
1330   { MV_DOWN,                    "down"                          },
1331   { MV_HORIZONTAL,              "horizontal"                    },
1332   { MV_VERTICAL,                "vertical"                      },
1333   { MV_ALL_DIRECTIONS,          "all directions"                },
1334   { MV_TOWARDS_PLAYER,          "towards player"                },
1335   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1336   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1337   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1338   { MV_TURNING_LEFT,            "turning left"                  },
1339   { MV_TURNING_RIGHT,           "turning right"                 },
1340   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1341   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1342   { MV_TURNING_RANDOM,          "turning random"                },
1343   { MV_MAZE_RUNNER,             "maze runner style"             },
1344   { MV_MAZE_HUNTER,             "maze hunter style"             },
1345   { MV_WHEN_PUSHED,             "when pushed"                   },
1346   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1347
1348   { -1,                         NULL                            }
1349 };
1350
1351 static struct ValueTextInfo options_move_direction[] =
1352 {
1353   { MV_START_AUTOMATIC,         "automatic"                     },
1354   { MV_START_LEFT,              "left"                          },
1355   { MV_START_RIGHT,             "right"                         },
1356   { MV_START_UP,                "up"                            },
1357   { MV_START_DOWN,              "down"                          },
1358   { MV_START_RANDOM,            "random"                        },
1359   { MV_START_PREVIOUS,          "previous"                      },
1360
1361   { -1,                         NULL                            }
1362 };
1363
1364 static struct ValueTextInfo options_move_stepsize[] =
1365 {
1366   { 0,                          "not moving"                    },
1367   { 1,                          "very slow"                     },
1368   { 2,                          "slow"                          },
1369   { 4,                          "normal"                        },
1370   { 8,                          "fast"                          },
1371   { 16,                         "very fast"                     },
1372   { 32,                         "even faster"                   },
1373
1374   { -1,                         NULL                            }
1375 };
1376
1377 static struct ValueTextInfo options_move_leave_type[] =
1378 {
1379   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1380   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1381
1382   { -1,                         NULL                            }
1383 };
1384
1385 static struct ValueTextInfo options_smash_targets[] =
1386 {
1387   { EP_CAN_SMASH_PLAYER,        "player"                        },
1388 #if 0
1389   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1390 #endif
1391   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1392
1393   { -1,                         NULL                            }
1394 };
1395
1396 static struct ValueTextInfo options_slippery_type[] =
1397 {
1398   { SLIPPERY_ANY_RANDOM,        "random"                        },
1399   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1400   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1401   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1402   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1403
1404   { -1,                         NULL                            }
1405 };
1406
1407 static struct ValueTextInfo options_deadliness[] =
1408 {
1409   { EP_DONT_RUN_INTO,           "running into"                  },
1410   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1411   { EP_DONT_TOUCH,              "touching"                      },
1412
1413   { -1,                         NULL                            }
1414 };
1415
1416 static struct ValueTextInfo options_explosion_type[] =
1417 {
1418   { EXPLODES_3X3,               "3x3"                           },
1419   { EXPLODES_CROSS,             "3+3"                           },
1420   { EXPLODES_1X1,               "1x1"                           },
1421
1422   { -1,                         NULL                            }
1423 };
1424
1425 static struct ValueTextInfo options_time_units[] =
1426 {
1427   { 1,                          "frames"                        },
1428   { FRAMES_PER_SECOND,          "seconds"                       },
1429
1430   { -1,                         NULL                            }
1431 };
1432
1433 static struct ValueTextInfo options_change_direct_action[] =
1434 {
1435   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1436   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1437   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1438   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1439   { CE_LEFT_BY_PLAYER,          "left by player"                },
1440   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1441   { CE_SWITCHED,                "switched"                      },
1442   { CE_HITTING_SOMETHING,       "hitting something"             },
1443   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1444 #if 0
1445   { CE_BLOCKED,                 "blocked"                       },
1446 #endif
1447   { CE_IMPACT,                  "impact (on something)"         },
1448   { CE_SMASHED,                 "smashed (from above)"          },
1449   { CE_COUNT_AT_ZERO,           "CE count at zero"              },
1450
1451   { -1,                         NULL                            }
1452 };
1453
1454 static struct ValueTextInfo options_change_other_action[] =
1455 {
1456   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1457   { CE_PLAYER_PRESSES_X,        "player presses"                },
1458   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1459   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1460   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1461   { CE_PLAYER_DIGS_X,           "player digs"                   },
1462   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1463   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1464   { CE_TOUCHING_X,              "touching"                      },
1465   { CE_HITTING_X,               "hitting"                       },
1466   { CE_HIT_BY_X,                "hit by"                        },
1467   { CE_SWITCH_OF_X,             "switch of"                     },
1468   { CE_CHANGE_OF_X,             "change by page of"             },
1469   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1470   { CE_COUNT_AT_ZERO_OF_X,      "CE count at zero of"           },
1471
1472   { -1,                         NULL                            }
1473 };
1474
1475 static struct ValueTextInfo options_change_trigger_side[] =
1476 {
1477   { CH_SIDE_LEFT,               "left"                          },
1478   { CH_SIDE_RIGHT,              "right"                         },
1479   { CH_SIDE_TOP,                "top"                           },
1480   { CH_SIDE_BOTTOM,             "bottom"                        },
1481   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1482   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1483   { CH_SIDE_ANY,                "any"                           },
1484
1485   { -1,                         NULL                            }
1486 };
1487
1488 static struct ValueTextInfo options_change_trigger_player[] =
1489 {
1490   { CH_PLAYER_1,                "1"                             },
1491   { CH_PLAYER_2,                "2"                             },
1492   { CH_PLAYER_3,                "3"                             },
1493   { CH_PLAYER_4,                "4"                             },
1494   { CH_PLAYER_ANY,              "any"                           },
1495
1496   { -1,                         NULL                            }
1497 };
1498
1499 static struct ValueTextInfo options_change_trigger_page[] =
1500 {
1501   { (1 << 0),                   "1"                             },
1502   { (1 << 1),                   "2"                             },
1503   { (1 << 2),                   "3"                             },
1504   { (1 << 3),                   "4"                             },
1505   { (1 << 4),                   "5"                             },
1506   { (1 << 5),                   "6"                             },
1507   { (1 << 6),                   "7"                             },
1508   { (1 << 7),                   "8"                             },
1509   { (1 << 8),                   "9"                             },
1510   { (1 << 9),                   "10"                            },
1511   { (1 << 10),                  "11"                            },
1512   { (1 << 11),                  "12"                            },
1513   { (1 << 12),                  "13"                            },
1514   { (1 << 13),                  "14"                            },
1515   { (1 << 14),                  "15"                            },
1516   { (1 << 15),                  "16"                            },
1517   { (1 << 16),                  "17"                            },
1518   { (1 << 17),                  "18"                            },
1519   { (1 << 18),                  "19"                            },
1520   { (1 << 19),                  "20"                            },
1521   { (1 << 20),                  "21"                            },
1522   { (1 << 21),                  "22"                            },
1523   { (1 << 22),                  "23"                            },
1524   { (1 << 23),                  "24"                            },
1525   { (1 << 24),                  "25"                            },
1526   { (1 << 25),                  "26"                            },
1527   { (1 << 26),                  "27"                            },
1528   { (1 << 27),                  "28"                            },
1529   { (1 << 28),                  "29"                            },
1530   { (1 << 29),                  "30"                            },
1531   { (1 << 30),                  "31"                            },
1532   { (1 << 31),                  "32"                            },
1533   { CH_PAGE_ANY,                "any"                           },
1534
1535   { -1,                         NULL                            }
1536 };
1537
1538 static struct ValueTextInfo options_change_replace_when[] =
1539 {
1540   { CP_WHEN_EMPTY,              "empty"                         },
1541   { CP_WHEN_WALKABLE,           "walkable"                      },
1542   { CP_WHEN_DIGGABLE,           "diggable"                      },
1543   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1544   { CP_WHEN_REMOVABLE,          "removable"                     },
1545   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1546
1547   { -1,                         NULL                            }
1548 };
1549
1550 static struct ValueTextInfo options_action_type[] =
1551 {
1552   { CA_NO_ACTION,               "no action"                     },
1553   { CA_EXIT_PLAYER,             "exit player"                   },
1554   { CA_KILL_PLAYER,             "kill player"                   },
1555   { CA_RESTART_LEVEL,           "restart level"                 },
1556   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1557   { CA_ADD_KEY,                 "add key"                       },
1558   { CA_DEL_KEY,                 "remove key"                    },
1559   { CA_SET_PLAYER_SPEED,        "set player speed"              },
1560   { CA_SET_GEMS,                "set gems"                      },
1561   { CA_SET_TIME,                "set time"                      },
1562   { CA_SET_SCORE,               "set score"                     },
1563   { CA_SET_CE_SCORE,            "set CE score"                  },
1564   { CA_SET_CE_COUNT,            "set CE count"                  },
1565 #if 0
1566   { CA_SET_DYNABOMB_NUMBER,     "set bomb number"               },
1567   { CA_SET_DYNABOMB_SIZE,       "set bomb size"                 },
1568   { CA_SET_DYNABOMB_POWER,      "set bomb power"                },
1569 #endif
1570   { CA_TOGGLE_PLAYER_GRAVITY,   "toggle gravity"                },
1571   { CA_ENABLE_PLAYER_GRAVITY,   "enable gravity"                },
1572   { CA_DISABLE_PLAYER_GRAVITY,  "disable gravity"               },
1573
1574   { -1,                         NULL                            }
1575 };
1576
1577 static struct ValueTextInfo options_action_mode[] =
1578 {
1579   { CA_MODE_UNDEFINED,          " "                             },
1580   { CA_MODE_SET,                "="                             },
1581   { CA_MODE_ADD,                "+"                             },
1582   { CA_MODE_SUBTRACT,           "-"                             },
1583   { CA_MODE_MULTIPLY,           "*"                             },
1584   { CA_MODE_DIVIDE,             "/"                             },
1585   { CA_MODE_MODULO,             "%"                             },
1586
1587   { -1,                         NULL                            }
1588 };
1589
1590 static struct ValueTextInfo options_action_arg[] =
1591 {
1592   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1593   { CA_ARG_PLAYER_1,            "1"                             },
1594   { CA_ARG_PLAYER_2,            "2"                             },
1595   { CA_ARG_PLAYER_3,            "3"                             },
1596   { CA_ARG_PLAYER_4,            "4"                             },
1597   { CA_ARG_PLAYER_ANY,          "any"                           },
1598   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1599   { CA_ARG_UNDEFINED,           " "                             },
1600   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1601   { CA_ARG_0,                   "0"                             },
1602   { CA_ARG_1,                   "1"                             },
1603   { CA_ARG_2,                   "2"                             },
1604   { CA_ARG_3,                   "3"                             },
1605   { CA_ARG_4,                   "4"                             },
1606   { CA_ARG_5,                   "5"                             },
1607   { CA_ARG_10,                  "10"                            },
1608   { CA_ARG_100,                 "100"                           },
1609   { CA_ARG_1000,                "1000"                          },
1610   { CA_ARG_UNDEFINED,           " "                             },
1611   { CA_ARG_NUMBER_MIN,          "min"                           },
1612   { CA_ARG_NUMBER_MAX,          "max"                           },
1613   { CA_ARG_NUMBER_NORMAL,       "normal"                        },
1614   { CA_ARG_NUMBER_RESET,        "reset"                         },
1615   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1616   { CA_ARG_NUMBER_CE_COUNT,     "CE count"                      },
1617   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1618   { CA_ARG_UNDEFINED,           " "                             },
1619   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1620   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1621   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1622
1623   { -1,                         NULL                            }
1624 };
1625
1626 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1627 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1628 {
1629   { -1,                         NULL                            }
1630 };
1631
1632 static struct ValueTextInfo options_group_choice_mode[] =
1633 {
1634   { ANIM_RANDOM,                "random"                        },
1635   { ANIM_LOOP,                  "loop"                          },
1636   { ANIM_LINEAR,                "linear"                        },
1637   { ANIM_PINGPONG,              "pingpong"                      },
1638   { ANIM_PINGPONG2,             "pingpong 2"                    },
1639
1640   { -1,                         NULL                            }
1641 };
1642
1643 static struct
1644 {
1645   int x, y;
1646   int gadget_id;
1647   int gadget_id_align;
1648   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1649   struct ValueTextInfo *options;
1650   int *value;
1651   char *text_left, *text_right, *infotext;
1652 } selectbox_info[ED_NUM_SELECTBOX] =
1653 {
1654   /* ---------- level and editor settings ---------------------------------- */
1655
1656   {
1657     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1658     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1659     -1,
1660     options_time_or_steps,
1661     &level.use_step_counter,
1662     NULL, "(0 => no limit)",            "time or step limit"
1663   },
1664   {
1665     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1666     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1667     -1,
1668     options_game_engine_type,
1669     &level.game_engine_type,
1670     "game engine:", NULL,               "game engine"
1671   },
1672
1673   /* ---------- element settings: configure 1 (custom elements) ----------- */
1674
1675   {
1676     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1677     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1678     -1,
1679     options_access_type,
1680     &custom_element.access_type,
1681     NULL, NULL,                         "type of access to this field"
1682   },
1683   {
1684     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1685     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1686     -1,
1687     options_access_layer,
1688     &custom_element.access_layer,
1689     NULL, NULL,                         "layer of access for this field"
1690   },
1691   {
1692     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1693     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1694     -1,
1695     options_access_protected,
1696     &custom_element.access_protected,
1697     NULL, NULL,                         "protected access for this field"
1698   },
1699   {
1700     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1701     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1702     -1,
1703     options_access_direction,
1704     &custom_element.access_direction,
1705     "from", NULL,                       "access direction for this field"
1706   },
1707   {
1708     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1709     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1710     -1,
1711     options_walk_to_action,
1712     &custom_element.walk_to_action,
1713     NULL, NULL,                         "diggable/collectible/pushable"
1714   },
1715
1716   /* ---------- element settings: configure 2 (custom elements) ----------- */
1717
1718   {
1719     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1720     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1721     -1,
1722     options_move_pattern,
1723     &custom_element.move_pattern,
1724     "can move", NULL,                   "element move pattern"
1725   },
1726   {
1727     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1728     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1729     -1,
1730     options_move_direction,
1731     &custom_element.move_direction_initial,
1732     "starts moving", NULL,              "initial element move direction"
1733   },
1734   {
1735     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1736     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1737     -1,
1738     options_move_stepsize,
1739     &custom_element.move_stepsize,
1740     "move/fall speed", NULL,            "speed of element movement"
1741   },
1742   {
1743     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1744     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1745     -1,
1746     options_move_leave_type,
1747     &custom_element.move_leave_type,
1748     "can dig:    can", ":",             "leave behind or change element"
1749   },
1750   {
1751     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1752     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1753     -1,
1754     options_smash_targets,
1755     &custom_element.smash_targets,
1756     "can smash", NULL,                  "elements that can be smashed"
1757   },
1758   {
1759     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1760     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1761     -1,
1762     options_slippery_type,
1763     &custom_element.slippery_type,
1764     "slippery", NULL,                   "where other elements fall down"
1765   },
1766   {
1767     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
1768     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1769     -1,
1770     options_deadliness,
1771     &custom_element.deadliness,
1772     "deadly when", NULL,                "deadliness of element"
1773   },
1774   {
1775     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
1776     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1777     -1,
1778     options_explosion_type,
1779     &custom_element.explosion_type,
1780     "can explode", NULL,                "explosion type"
1781   },
1782
1783   /* ---------- element settings: advanced (custom elements) --------------- */
1784
1785   {
1786     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
1787     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1788     -1,
1789     options_time_units,
1790     &custom_element_change.delay_frames,
1791     "delay time given in", NULL,        "delay time units for change"
1792   },
1793   {
1794     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
1795     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1796     -1,
1797     options_change_direct_action,
1798     &custom_element_change.direct_action,
1799     NULL, NULL,                         "type of direct action"
1800   },
1801   {
1802     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
1803     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1804     -1,
1805     options_change_other_action,
1806     &custom_element_change.other_action,
1807     NULL, "element:",                   "type of other element action"
1808   },
1809   {
1810     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
1811     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1812     -1,
1813     options_change_trigger_side,
1814     &custom_element_change.trigger_side,
1815     "at", "side",                       "element side that causes change"
1816   },
1817   {
1818     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1819     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1820     -1,
1821     options_change_trigger_player,
1822     &custom_element_change.trigger_player,
1823     "player:", " ",                     "player that causes change"
1824   },
1825   {
1826     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
1827     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1828     -1,
1829     options_change_trigger_page,
1830     &custom_element_change.trigger_page,
1831     "page:", NULL,                      "change page that causes change"
1832   },
1833   {
1834     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
1835     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
1836     -1,
1837     options_change_replace_when,
1838     &custom_element_change.replace_when,
1839     "replace when", NULL,               "which elements can be replaced"
1840   },
1841   {
1842     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1843     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
1844     -1,
1845     options_action_type,
1846     &custom_element_change.action_type,
1847     NULL, NULL,                         "action on specified condition"
1848   },
1849   {
1850     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1851     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
1852     -1,
1853     options_action_mode,
1854     &custom_element_change.action_mode,
1855     NULL, NULL,                         "action operator"
1856   },
1857   {
1858     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
1859     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
1860     -1,
1861     options_action_arg,
1862     &custom_element_change.action_arg,
1863     NULL, NULL,                         "action parameter"
1864   },
1865   {
1866     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
1867     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1868     3,
1869     options_change_page,
1870     &custom_element.current_change_page,
1871     NULL, NULL,                         "element change page"
1872   },
1873
1874   /* ---------- element settings: configure (group elements) --------------- */
1875
1876   {
1877     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
1878     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1879     -1,
1880     options_group_choice_mode,
1881     &group_element_info.choice_mode,
1882     "choice type:", NULL,               "type of group element choice"
1883   },
1884 };
1885
1886 static struct
1887 {
1888   int x, y;
1889   int gadget_id;
1890   int gadget_id_align;
1891   int size;
1892   char *text;
1893   char *text_left, *text_right, *infotext;
1894 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1895 {
1896   {
1897     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
1898     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1899     8,                                  "Info",
1900     NULL, NULL,                         "Show information about element"
1901   },
1902   {
1903     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1904     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1905     8,                                  "Config",
1906     NULL, NULL,                         "Configure element properties"
1907   },
1908   {
1909     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
1910     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1911     8,                                  "Config 1",
1912     NULL, NULL,                         "Configure custom element properties"
1913   },
1914   {
1915     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
1916     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1917     8,                                  "Config 2",
1918     NULL, NULL,                         "Configure custom element properties"
1919   },
1920   {
1921     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
1922     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1923     8,                                  "Change",
1924     NULL, NULL,                         "Custom element change configuration"
1925   },
1926   {
1927     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1928     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1929     -1,                                 "Save",
1930     " ", "As Template",                 "Save current settings as new template"
1931   },
1932   {
1933     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1934     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
1935     -1,                                 "New",
1936     NULL, NULL,                         "Add new change page"
1937   },
1938   {
1939     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1940     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1941     -1,                                 "Delete",
1942     NULL, NULL,                         "Delete current change page"
1943   },
1944 };
1945
1946 static struct
1947 {
1948   int gd_x, gd_y;
1949   int x, y;
1950   int width, height;
1951   int gadget_id;
1952   int gadget_id_align;
1953   char *text_left, *text_right, *infotext;
1954 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1955 {
1956   {
1957     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1958     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
1959     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1960     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1961     NULL, NULL,                         "select previous change page"
1962   },
1963   {
1964     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1965     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1966     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1967     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1968     NULL, "change page",                "select next change page"
1969   },
1970   {
1971     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
1972     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1973     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1974     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
1975     " ", NULL,                          "copy settings from this change page"
1976   },
1977   {
1978     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
1979     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
1980     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1981     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
1982     NULL, NULL,                         "paste settings to this change page"
1983   },
1984 };
1985
1986 static struct
1987 {
1988   int gd_x, gd_y;
1989   int x, y;
1990   int gadget_id;
1991   char *infotext;
1992 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1993 {
1994   {
1995     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1996     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1997     GADGET_ID_SCROLL_UP,
1998     "scroll level editing area up"
1999   },
2000   {
2001     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
2002     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
2003     GADGET_ID_SCROLL_DOWN,
2004     "scroll level editing area down"
2005   },
2006   {
2007     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
2008     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
2009     GADGET_ID_SCROLL_LEFT,
2010     "scroll level editing area left"
2011   },
2012   {
2013     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
2014     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
2015     GADGET_ID_SCROLL_RIGHT,
2016     "scroll level editing area right"
2017   },
2018   {
2019     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
2020     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
2021     GADGET_ID_SCROLL_LIST_UP,
2022     "scroll element list up ('Page Up')"
2023   },
2024   {
2025     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2026     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2027     GADGET_ID_SCROLL_LIST_DOWN,
2028     "scroll element list down ('Page Down')"
2029   },
2030 };
2031
2032 static struct
2033 {
2034   int gd_x, gd_y;
2035   int x, y;
2036   int width, height;
2037   int type;
2038   int gadget_id;
2039   char *infotext;
2040 } scrollbar_info[ED_NUM_SCROLLBARS] =
2041 {
2042   {
2043     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2044     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2045     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2046     GD_TYPE_SCROLLBAR_HORIZONTAL,
2047     GADGET_ID_SCROLL_HORIZONTAL,
2048     "scroll level editing area horizontally"
2049   },
2050   {
2051     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2052     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2053     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2054     GD_TYPE_SCROLLBAR_VERTICAL,
2055     GADGET_ID_SCROLL_VERTICAL,
2056     "scroll level editing area vertically"
2057   },
2058   {
2059     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2060     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2061     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2062     GD_TYPE_SCROLLBAR_VERTICAL,
2063     GADGET_ID_SCROLL_LIST_VERTICAL,
2064     "scroll element list vertically"
2065   }
2066 };
2067
2068 static struct
2069 {
2070   int x, y;
2071   int gadget_id;
2072   int gadget_id_align;
2073   int radio_button_nr;
2074   int *value;
2075   int checked_value;
2076   char *text_left, *text_right, *infotext;
2077 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2078 {
2079   {
2080     -1,                                 ED_COUNTER2_YPOS(8),
2081     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2082     RADIO_NR_RANDOM_ELEMENTS,
2083     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2084     " ", "percentage",                  "use percentage for random elements"
2085   },
2086   {
2087     -1,                                 ED_COUNTER2_YPOS(8),
2088     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2089     RADIO_NR_RANDOM_ELEMENTS,
2090     &random_placement_method,           RANDOM_USE_QUANTITY,
2091     " ", "quantity",                    "use quantity for random elements"
2092   }
2093 };
2094
2095 static struct
2096 {
2097   int x, y;
2098   int gadget_id;
2099   int gadget_id_align;
2100   boolean *value;
2101   char *text_left, *text_right, *infotext;
2102 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2103 {
2104   /* ---------- level and editor settings ---------------------------------- */
2105
2106   {
2107     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2108     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2109     &level.initial_gravity,
2110     NULL,
2111     "initial gravity",                  "set initial level gravity"
2112   },
2113   {
2114     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2115     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2116     &random_placement_background_restricted,
2117     NULL,
2118     "restrict random placement to:",    "set random placement restriction"
2119   },
2120
2121   /* ---------- element settings: configure (various elements) ------------- */
2122
2123   {
2124     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2125     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2126     &stick_element_properties_window,
2127     NULL,
2128     "stick this screen to edit content","stick this screen to edit content"
2129   },
2130   {
2131     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2132     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2133     &level.em_slippery_gems,
2134     NULL,
2135     "slip down from certain flat walls","use EM style slipping behaviour"
2136   },
2137   {
2138     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2139     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2140     &level.use_spring_bug,
2141     NULL,
2142     "use spring pushing bug",           "use odd spring pushing behaviour"
2143   },
2144   {
2145     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2146     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2147     &level.grow_into_diggable,
2148     NULL,
2149     "can grow into anything diggable",  "grow into more than just sand"
2150   },
2151   {
2152     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2153     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2154     &level.double_speed,
2155     NULL,
2156     "double speed movement",            "set initial movement speed of player"
2157   },
2158   {
2159     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2160     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2161     &level.block_last_field,
2162     NULL,
2163     "block last field when moving",     "player blocks last field when moving"
2164   },
2165   {
2166     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2167     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2168     &level.sp_block_last_field,
2169     NULL,
2170     "block last field when moving",     "player blocks last field when moving"
2171   },
2172   {
2173     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2174     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2175     &level.instant_relocation,
2176     NULL,
2177     "no scrolling when relocating",     "player gets relocated without delay"
2178   },
2179   {
2180     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2181     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2182     &level.can_pass_to_walkable,
2183     NULL,
2184     "can pass to walkable element",     "player can pass to empty or walkable"
2185   },
2186   {
2187     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2188     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2189     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2190     NULL,
2191     "can fall into acid (with gravity)","player can fall into acid pool"
2192   },
2193   {
2194     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2195     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2196     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2197     NULL,
2198     "can move into acid",               "element can move into acid pool"
2199   },
2200   {
2201     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2202     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2203     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2204     NULL,
2205     "deadly when colliding with",       "element is deadly when hitting player"
2206   },
2207
2208   /* ---------- element settings: configure 1 (custom elements) ----------- */
2209
2210   {
2211     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2212     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2213     &custom_element.use_gfx_element,
2214
2215     /* !!! add separate "use existing element sound" !!! */
2216 #if 0
2217     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2218 #else
2219     NULL, "use graphic of element:",    "use existing element graphic"
2220 #endif
2221   },
2222   {
2223     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2224     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2225     &level.use_custom_template,
2226     NULL, "use template",               "use template for custom properties"
2227   },
2228   {
2229     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2230     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2231     &custom_element_properties[EP_ACCESSIBLE],
2232     NULL, NULL,                         "player can walk to or pass this field"
2233   },
2234   {
2235     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2236     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2237     &custom_element_properties[EP_GRAVITY_REACHABLE],
2238     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2239   },
2240   {
2241     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2242     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2243     &custom_element_properties[EP_WALK_TO_OBJECT],
2244     NULL, NULL,                         "player can dig/collect/push element"
2245   },
2246   {
2247     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2248     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2249     &custom_element_properties[EP_INDESTRUCTIBLE],
2250     NULL, "indestructible",             "element is indestructible"
2251   },
2252
2253   /* ---------- element settings: configure 2 (custom elements) ----------- */
2254
2255   {
2256     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2257     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2258     &custom_element_properties[EP_CAN_MOVE],
2259     NULL, NULL,                         "element can move with some pattern"
2260   },
2261   {
2262     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2263     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2264     &custom_element_properties[EP_CAN_FALL],
2265     NULL, "can fall",                   "element can fall down"
2266   },
2267   {
2268     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2269     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2270     &custom_element_properties[EP_CAN_SMASH],
2271     " ", NULL,                          "element can smash other elements"
2272   },
2273   {
2274     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2275     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2276     &custom_element_properties[EP_SLIPPERY],
2277     NULL, NULL,                         "other elements can fall down from it"
2278   },
2279   {
2280     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2281     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2282     &custom_element_properties[EP_DEADLY],
2283     NULL, NULL,                         "element can kill the player"
2284   },
2285   {
2286     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2287     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2288     &custom_element_properties[EP_CAN_EXPLODE],
2289     NULL, NULL,                         "element can explode"
2290   },
2291   {
2292     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2293     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2294     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2295     NULL, "by fire",                    "element can explode by fire/explosion"
2296   },
2297   {
2298     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2299     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2300     &custom_element_properties[EP_EXPLODES_SMASHED],
2301     " ", "smashed",                     "element can explode when smashed"
2302   },
2303   {
2304     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2305     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2306     &custom_element_properties[EP_EXPLODES_IMPACT],
2307     " ", "impact",                      "element can explode on impact"
2308   },
2309
2310   /* ---------- element settings: advanced (custom elements) --------------- */
2311
2312   {
2313     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2314     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2315     &custom_element_change.can_change,
2316     NULL, "element changes to:",        "change element on specified condition"
2317   },
2318   {
2319     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2320     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2321     &custom_element_change_events[CE_DELAY],
2322     NULL, NULL,                         "element changes after delay"
2323   },
2324   {
2325     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2326     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2327     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2328     NULL, NULL,                         "element changes by direct action"
2329   },
2330   {
2331     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2332     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2333     &custom_element_change_events[CE_BY_OTHER_ACTION],
2334     NULL, NULL,                         "element changes by other element"
2335   },
2336   {
2337     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2338     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2339     &custom_element_change.explode,
2340     NULL, "explode instead of change",  "element explodes instead of change"
2341   },
2342   {
2343     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2344     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2345     &custom_element_change.use_target_content,
2346     NULL, "use extended change target:","element changes to more elements"
2347   },
2348   {
2349     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2350     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2351     &custom_element_change.only_if_complete,
2352     NULL, "replace all or nothing",     "only replace when all can be changed"
2353   },
2354   {
2355     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2356     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2357     &custom_element_change.use_random_replace,
2358     NULL, NULL,                         "use percentage for random replace"
2359   },
2360   {
2361     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2362     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2363     &custom_element_change.has_action,
2364     NULL, NULL,                         "execute action on specified condition"
2365   },
2366 };
2367
2368 static struct
2369 {
2370   int x, y;
2371   int area_xsize, area_ysize;
2372   int gadget_id;
2373   int gadget_id_align;
2374   char *text_left, *text_right, *text_below;
2375 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2376 {
2377   /* ---------- level playfield content ------------------------------------ */
2378
2379   {
2380     0, 0,
2381     MAX_ED_FIELDX, MAX_ED_FIELDY,
2382     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2383     NULL, NULL,                         NULL
2384   },
2385
2386   /* ---------- yam yam content -------------------------------------------- */
2387
2388   {
2389     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2390     3, 3,
2391     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2392     NULL, NULL,                         "1"
2393   },
2394   {
2395     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2396     3, 3,
2397     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2398     NULL, NULL,                         "2"
2399   },
2400   {
2401     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2402     3, 3,
2403     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2404     NULL, NULL,                         "3"
2405   },
2406   {
2407     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2408     3, 3,
2409     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2410     NULL, NULL,                         "4"
2411   },
2412   {
2413     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2414     3, 3,
2415     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2416     NULL, NULL,                         "5"
2417   },
2418   {
2419     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2420     3, 3,
2421     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2422     NULL, NULL,                         "6"
2423   },
2424   {
2425     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2426     3, 3,
2427     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2428     NULL, NULL,                         "7"
2429   },
2430   {
2431     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2432     3, 3,
2433     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2434     NULL, NULL,                         "8"
2435   },
2436
2437   /* ---------- magic ball content ----------------------------------------- */
2438
2439   {
2440     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2441     3, 3,
2442     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2443     NULL, NULL,                         "1"
2444   },
2445   {
2446     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2447     3, 3,
2448     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2449     NULL, NULL,                         "2"
2450   },
2451   {
2452     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2453     3, 3,
2454     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2455     NULL, NULL,                         "3"
2456   },
2457   {
2458     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2459     3, 3,
2460     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2461     NULL, NULL,                         "4"
2462   },
2463   {
2464     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2465     3, 3,
2466     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2467     NULL, NULL,                         "5"
2468   },
2469   {
2470     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2471     3, 3,
2472     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2473     NULL, NULL,                         "6"
2474   },
2475   {
2476     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2477     3, 3,
2478     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2479     NULL, NULL,                         "7"
2480   },
2481   {
2482     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2483     3, 3,
2484     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2485     NULL, NULL,                         "8"
2486   },
2487
2488   /* ---------- amoeba content --------------------------------------------- */
2489
2490   {
2491     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2492     1, 1,
2493     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2494     "content:", NULL,                   NULL
2495   },
2496
2497   /* ---------- element settings: configure 1 (custom elements) ----------- */
2498
2499   /* ---------- custom graphic --------------------------------------------- */
2500
2501   {
2502     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2503     1, 1,
2504     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2505     NULL, NULL,                         NULL
2506   },
2507
2508   /* ---------- element settings: configure 2 (custom elements) ----------- */
2509
2510   /* ---------- custom content (when exploding) ---------------------------- */
2511
2512   {
2513     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2514     3, 3,
2515     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2516     "content:", NULL,                   NULL
2517   },
2518
2519   /* ---------- custom enter and leave element (when moving) --------------- */
2520
2521   {
2522     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2523     1, 1,
2524     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2525     "can dig:", " ",                    NULL
2526   },
2527   {
2528     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2529     1, 1,
2530     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2531     NULL, NULL,                         NULL
2532   },
2533
2534   /* ---------- element settings: advanced (custom elements) --------------- */
2535
2536   /* ---------- custom change target --------------------------------------- */
2537
2538   {
2539     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2540     1, 1,
2541     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2542     NULL, "after/when:",                NULL
2543   },
2544
2545   /* ---------- custom change content (extended change target) ------------- */
2546
2547   {
2548     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2549     3, 3,
2550     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2551     NULL, NULL,                         NULL
2552   },
2553
2554   /* ---------- custom change trigger (element causing change) ------------- */
2555
2556   {
2557     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2558     1, 1,
2559     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2560     NULL, NULL,                         NULL
2561   },
2562
2563   /* ---------- group element content -------------------------------------- */
2564
2565   {
2566     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2567     MAX_ELEMENTS_IN_GROUP, 1,
2568     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2569     "content:", NULL,                   NULL
2570   },
2571
2572   /* ---------- random background (for random painting) -------------------- */
2573
2574   {
2575     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2576     1, 1,
2577     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2578     NULL, NULL,                         NULL
2579   },
2580 };
2581
2582
2583 /*
2584   -----------------------------------------------------------------------------
2585   some internally used variables
2586   -----------------------------------------------------------------------------
2587 */
2588
2589 /* actual size of level editor drawing area */
2590 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2591
2592 /* actual position of level editor drawing area in level playfield */
2593 static int level_xpos = -1, level_ypos = -1;
2594
2595 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2596
2597 /* drawing elements on the three mouse buttons */
2598 static int new_element1 = EL_WALL;
2599 static int new_element2 = EL_EMPTY;
2600 static int new_element3 = EL_SAND;
2601
2602 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
2603 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2604                                 (button) == 2 ? new_element2 : \
2605                                 (button) == 3 ? new_element3 : EL_EMPTY)
2606 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2607
2608 /* forward declaration for internal use */
2609 static void ModifyEditorCounter(int, int);
2610 static void ModifyEditorCounterLimits(int, int, int);
2611 static void ModifyEditorSelectbox(int, int);
2612 static void ModifyEditorDrawingArea(int, int, int);
2613 static void ModifyEditorElementList();
2614 static void RedrawDrawingElements();
2615 static void DrawDrawingWindow();
2616 static void DrawLevelInfoWindow();
2617 static void DrawPropertiesWindow();
2618 static void UpdateCustomElementGraphicGadgets();
2619 static boolean checkPropertiesConfig(int);
2620 static void CopyLevelToUndoBuffer(int);
2621 static void HandleDrawingAreas(struct GadgetInfo *);
2622 static void HandleCounterButtons(struct GadgetInfo *);
2623 static void HandleTextInputGadgets(struct GadgetInfo *);
2624 static void HandleTextAreaGadgets(struct GadgetInfo *);
2625 static void HandleSelectboxGadgets(struct GadgetInfo *);
2626 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2627 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2628 static void HandleRadiobuttons(struct GadgetInfo *);
2629 static void HandleCheckbuttons(struct GadgetInfo *);
2630 static void HandleControlButtons(struct GadgetInfo *);
2631 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2632
2633 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2634 static int right_gadget_border[NUM_EDITOR_GADGETS];
2635
2636 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2637 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2638 static boolean draw_with_brush = FALSE;
2639 static int properties_element = 0;
2640
2641 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2642 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2643 static int undo_buffer_position = 0;
2644 static int undo_buffer_steps = 0;
2645
2646 static int edit_mode;
2647 static int edit_mode_properties;
2648
2649 static int element_shift = 0;
2650
2651 static int editor_hl_boulderdash[] =
2652 {
2653   EL_CHAR('B'),
2654   EL_CHAR('O'),
2655   EL_CHAR('U'),
2656   EL_CHAR('L'),
2657
2658   EL_CHAR('-'),
2659   EL_CHAR('D'),
2660   EL_CHAR('E'),
2661   EL_CHAR('R'),
2662
2663   EL_CHAR('D'),
2664   EL_CHAR('A'),
2665   EL_CHAR('S'),
2666   EL_CHAR('H'),
2667 };
2668
2669 static int editor_el_boulderdash[] =
2670 {
2671   EL_PLAYER_1,
2672   EL_EMPTY,
2673   EL_SAND,
2674   EL_STEELWALL,
2675
2676   EL_BD_WALL,
2677   EL_BD_MAGIC_WALL,
2678   EL_EXIT_CLOSED,
2679   EL_EXIT_OPEN,
2680
2681   EL_BD_DIAMOND,
2682   EL_BD_BUTTERFLY_UP,
2683   EL_BD_FIREFLY_UP,
2684   EL_BD_ROCK,
2685
2686   EL_BD_BUTTERFLY_LEFT,
2687   EL_BD_FIREFLY_LEFT,
2688   EL_BD_BUTTERFLY_RIGHT,
2689   EL_BD_FIREFLY_RIGHT,
2690
2691   EL_BD_AMOEBA,
2692   EL_BD_BUTTERFLY_DOWN,
2693   EL_BD_FIREFLY_DOWN,
2694   EL_EMPTY,
2695 };
2696 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2697 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2698 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2699 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2700
2701 static int editor_hl_emerald_mine[] =
2702 {
2703   EL_CHAR('E'),
2704   EL_CHAR('M'),
2705   EL_CHAR('E'),
2706   EL_CHAR('-'),
2707
2708   EL_CHAR('R'),
2709   EL_CHAR('A'),
2710   EL_CHAR('L'),
2711   EL_CHAR('D'),
2712
2713   EL_CHAR('M'),
2714   EL_CHAR('I'),
2715   EL_CHAR('N'),
2716   EL_CHAR('E'),
2717 };
2718
2719 static int editor_el_emerald_mine[] =
2720 {
2721   EL_PLAYER_1,
2722   EL_PLAYER_2,
2723   EL_PLAYER_3,
2724   EL_PLAYER_4,
2725
2726   EL_PLAYER_1,
2727   EL_EMPTY,
2728   EL_SAND,
2729   EL_ROCK,
2730
2731   EL_STEELWALL,
2732   EL_WALL,
2733   EL_WALL_SLIPPERY,
2734   EL_MAGIC_WALL,
2735
2736   EL_EMERALD,
2737   EL_DIAMOND,
2738   EL_NUT,
2739   EL_BOMB,
2740
2741   EL_WALL_EMERALD,
2742   EL_WALL_DIAMOND,
2743   EL_QUICKSAND_EMPTY,
2744   EL_QUICKSAND_FULL,
2745
2746   EL_DYNAMITE,
2747   EL_DYNAMITE_ACTIVE,
2748   EL_EXIT_CLOSED,
2749   EL_EXIT_OPEN,
2750
2751   EL_YAMYAM,
2752   EL_BUG_UP,
2753   EL_SPACESHIP_UP,
2754   EL_ROBOT,
2755
2756   EL_BUG_LEFT,
2757   EL_SPACESHIP_LEFT,
2758   EL_BUG_RIGHT,
2759   EL_SPACESHIP_RIGHT,
2760
2761   EL_ROBOT_WHEEL,
2762   EL_BUG_DOWN,
2763   EL_SPACESHIP_DOWN,
2764   EL_INVISIBLE_WALL,
2765
2766   EL_ACID_POOL_TOPLEFT,
2767   EL_ACID,
2768   EL_ACID_POOL_TOPRIGHT,
2769   EL_EMPTY,
2770
2771   EL_ACID_POOL_BOTTOMLEFT,
2772   EL_ACID_POOL_BOTTOM,
2773   EL_ACID_POOL_BOTTOMRIGHT,
2774   EL_EMPTY,
2775
2776   EL_AMOEBA_DROP,
2777   EL_AMOEBA_DEAD,
2778   EL_AMOEBA_WET,
2779   EL_AMOEBA_DRY,
2780
2781   EL_EM_KEY_1,
2782   EL_EM_KEY_2,
2783   EL_EM_KEY_3,
2784   EL_EM_KEY_4,
2785
2786   EL_EM_GATE_1,
2787   EL_EM_GATE_2,
2788   EL_EM_GATE_3,
2789   EL_EM_GATE_4,
2790
2791   EL_EM_GATE_1_GRAY,
2792   EL_EM_GATE_2_GRAY,
2793   EL_EM_GATE_3_GRAY,
2794   EL_EM_GATE_4_GRAY,
2795 };
2796 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2797 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2798 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2799 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2800
2801 static int editor_hl_emerald_mine_club[] =
2802 {
2803   EL_CHAR('E'),
2804   EL_CHAR('M'),
2805   EL_CHAR('E'),
2806   EL_CHAR('-'),
2807
2808   EL_CHAR('R'),
2809   EL_CHAR('A'),
2810   EL_CHAR('L'),
2811   EL_CHAR('D'),
2812
2813   EL_CHAR('M'),
2814   EL_CHAR('I'),
2815   EL_CHAR('N'),
2816   EL_CHAR('E'),
2817
2818   EL_CHAR('C'),
2819   EL_CHAR('L'),
2820   EL_CHAR('U'),
2821   EL_CHAR('B'),
2822 };
2823
2824 static int editor_el_emerald_mine_club[] =
2825 {
2826   EL_EMC_KEY_5,
2827   EL_EMC_KEY_6,
2828   EL_EMC_KEY_7,
2829   EL_EMC_KEY_8,
2830
2831   EL_EMC_GATE_5,
2832   EL_EMC_GATE_6,
2833   EL_EMC_GATE_7,
2834   EL_EMC_GATE_8,
2835
2836   EL_EMC_GATE_5_GRAY,
2837   EL_EMC_GATE_6_GRAY,
2838   EL_EMC_GATE_7_GRAY,
2839   EL_EMC_GATE_8_GRAY,
2840
2841   EL_EMC_STEELWALL_1,
2842   EL_EMC_STEELWALL_2,
2843   EL_EMC_STEELWALL_3,
2844   EL_EMC_STEELWALL_4,
2845
2846   EL_EMC_WALL_13,
2847   EL_EMC_WALL_14,
2848   EL_EMC_WALL_15,
2849   EL_EMC_WALL_16,
2850
2851   EL_EMC_WALL_SLIPPERY_1,
2852   EL_EMC_WALL_SLIPPERY_2,
2853   EL_EMC_WALL_SLIPPERY_3,
2854   EL_EMC_WALL_SLIPPERY_4,
2855
2856   EL_EMC_WALL_1,
2857   EL_EMC_WALL_2,
2858   EL_EMC_WALL_3,
2859   EL_EMC_WALL_4,
2860
2861   EL_EMC_WALL_5,
2862   EL_EMC_WALL_6,
2863   EL_EMC_WALL_7,
2864   EL_EMC_WALL_8,
2865
2866   EL_EMC_WALL_9,
2867   EL_EMC_WALL_10,
2868   EL_EMC_WALL_11,
2869   EL_EMC_WALL_12,
2870
2871 #if RELEASE_3_1_2
2872   EL_EMPTY,
2873 #else
2874   EL_EMC_ANDROID,
2875 #endif
2876   EL_BALLOON,
2877   EL_BALLOON_SWITCH_ANY,
2878 #if RELEASE_3_1_2
2879   EL_EMPTY,
2880 #else
2881   EL_BALLOON_SWITCH_NONE,
2882 #endif
2883
2884   EL_BALLOON_SWITCH_LEFT,
2885   EL_BALLOON_SWITCH_RIGHT,
2886   EL_BALLOON_SWITCH_UP,
2887   EL_BALLOON_SWITCH_DOWN,
2888
2889   EL_EMC_GRASS,
2890   EL_EMC_PLANT,
2891 #if RELEASE_3_1_2
2892   EL_EMPTY,
2893   EL_EMPTY,
2894 #else
2895   EL_EMC_LENSES,
2896   EL_EMC_MAGNIFIER,
2897 #endif
2898
2899 #if RELEASE_3_1_2
2900   EL_EMPTY,
2901   EL_EMPTY,
2902 #else
2903   EL_EMC_MAGIC_BALL,
2904   EL_EMC_MAGIC_BALL_SWITCH,
2905 #endif
2906   EL_SPRING,
2907 #if RELEASE_3_1_2
2908   EL_EMPTY,
2909 #else
2910   EL_EMC_SPRING_BUMPER,
2911 #endif
2912
2913 #if RELEASE_3_1_2
2914   EL_EMPTY,
2915 #else
2916   EL_EMC_DRIPPER,
2917 #endif
2918   EL_EMC_FAKE_GRASS,
2919   EL_EMPTY,
2920   EL_EMPTY,
2921 };
2922 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
2923 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
2924 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
2925 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
2926
2927 static int editor_hl_more[] =
2928 {
2929   EL_CHAR('M'),
2930   EL_CHAR('O'),
2931   EL_CHAR('R'),
2932   EL_CHAR('E'),
2933 };
2934
2935 static int editor_el_more[] =
2936 {
2937   EL_KEY_1,
2938   EL_KEY_2,
2939   EL_KEY_3,
2940   EL_KEY_4,
2941
2942   EL_GATE_1,
2943   EL_GATE_2,
2944   EL_GATE_3,
2945   EL_GATE_4,
2946
2947   EL_GATE_1_GRAY,
2948   EL_GATE_2_GRAY,
2949   EL_GATE_3_GRAY,
2950   EL_GATE_4_GRAY,
2951
2952   EL_ARROW_LEFT,
2953   EL_ARROW_RIGHT,
2954   EL_ARROW_UP,
2955   EL_ARROW_DOWN,
2956
2957   EL_AMOEBA_FULL,
2958   EL_EMERALD_YELLOW,
2959   EL_EMERALD_RED,
2960   EL_EMERALD_PURPLE,
2961
2962   EL_WALL_BD_DIAMOND,
2963   EL_WALL_EMERALD_YELLOW,
2964   EL_WALL_EMERALD_RED,
2965   EL_WALL_EMERALD_PURPLE,
2966
2967   EL_GAME_OF_LIFE,
2968   EL_PACMAN_UP,
2969   EL_TIME_ORB_FULL,
2970   EL_TIME_ORB_EMPTY,
2971
2972   EL_PACMAN_LEFT,
2973   EL_DARK_YAMYAM,
2974   EL_PACMAN_RIGHT,
2975   EL_EXPANDABLE_WALL,
2976
2977   EL_BIOMAZE,
2978   EL_PACMAN_DOWN,
2979   EL_LAMP,
2980   EL_LAMP_ACTIVE,
2981
2982   EL_DYNABOMB_INCREASE_NUMBER,
2983   EL_DYNABOMB_INCREASE_SIZE,
2984   EL_DYNABOMB_INCREASE_POWER,
2985   EL_STONEBLOCK,
2986
2987   EL_MOLE,
2988   EL_PENGUIN,
2989   EL_PIG,
2990   EL_DRAGON,
2991
2992   EL_BUG,
2993   EL_MOLE_UP,
2994   EL_BD_BUTTERFLY,
2995   EL_BD_FIREFLY,
2996
2997   EL_MOLE_LEFT,
2998   EL_EMPTY,
2999   EL_MOLE_RIGHT,
3000   EL_PACMAN,
3001
3002   EL_SPACESHIP,
3003   EL_MOLE_DOWN,
3004   EL_EMPTY,
3005   EL_EMPTY,
3006
3007   EL_SATELLITE,
3008   EL_EXPANDABLE_WALL_HORIZONTAL,
3009   EL_EXPANDABLE_WALL_VERTICAL,
3010   EL_EXPANDABLE_WALL_ANY,
3011
3012   EL_INVISIBLE_STEELWALL,
3013   EL_INVISIBLE_WALL,
3014   EL_SPEED_PILL,
3015   EL_BLACK_ORB,
3016 };
3017 static int *editor_hl_more_ptr = editor_hl_more;
3018 static int *editor_el_more_ptr = editor_el_more;
3019 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
3020 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
3021
3022 static int editor_hl_sokoban[] =
3023 {
3024   EL_CHAR('S'),
3025   EL_CHAR('O'),
3026   EL_CHAR('K'),
3027   EL_CHAR('O'),
3028
3029   EL_CHAR('-'),
3030   EL_CHAR('B'),
3031   EL_CHAR('A'),
3032   EL_CHAR('N'),
3033 };
3034
3035 static int editor_el_sokoban[] =
3036 {
3037   EL_SOKOBAN_OBJECT,
3038   EL_SOKOBAN_FIELD_EMPTY,
3039   EL_SOKOBAN_FIELD_FULL,
3040   EL_SOKOBAN_FIELD_PLAYER,
3041 };
3042 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3043 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3044 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3045 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3046
3047 static int editor_hl_supaplex[] =
3048 {
3049   EL_CHAR('S'),
3050   EL_CHAR('U'),
3051   EL_CHAR('P'),
3052   EL_CHAR('A'),
3053
3054   EL_CHAR('P'),
3055   EL_CHAR('L'),
3056   EL_CHAR('E'),
3057   EL_CHAR('X'),
3058 };
3059
3060 static int editor_el_supaplex[] =
3061 {
3062 #if 1
3063   EL_EMPTY,
3064 #else
3065   EL_SP_EMPTY,
3066 #endif
3067   EL_SP_ZONK,
3068   EL_SP_BASE,
3069   EL_SP_MURPHY,
3070
3071   EL_SP_INFOTRON,
3072   EL_SP_CHIP_SINGLE,
3073   EL_SP_HARDWARE_GRAY,
3074   EL_SP_EXIT_CLOSED,
3075
3076   EL_SP_DISK_ORANGE,
3077   EL_SP_PORT_RIGHT,
3078   EL_SP_PORT_DOWN,
3079   EL_SP_PORT_LEFT,
3080
3081   EL_SP_PORT_UP,
3082   EL_SP_GRAVITY_PORT_RIGHT,
3083   EL_SP_GRAVITY_PORT_DOWN,
3084   EL_SP_GRAVITY_PORT_LEFT,
3085
3086   EL_SP_GRAVITY_PORT_UP,
3087   EL_SP_SNIKSNAK,
3088   EL_SP_DISK_YELLOW,
3089   EL_SP_TERMINAL,
3090
3091   EL_SP_DISK_RED,
3092   EL_SP_PORT_VERTICAL,
3093   EL_SP_PORT_HORIZONTAL,
3094   EL_SP_PORT_ANY,
3095
3096   EL_SP_ELECTRON,
3097   EL_SP_BUGGY_BASE,
3098   EL_SP_CHIP_LEFT,
3099   EL_SP_CHIP_RIGHT,
3100
3101   EL_SP_HARDWARE_BASE_1,
3102   EL_SP_HARDWARE_GREEN,
3103   EL_SP_HARDWARE_BLUE,
3104   EL_SP_HARDWARE_RED,
3105
3106   EL_SP_HARDWARE_YELLOW,
3107   EL_SP_HARDWARE_BASE_2,
3108   EL_SP_HARDWARE_BASE_3,
3109   EL_SP_HARDWARE_BASE_4,
3110
3111   EL_SP_HARDWARE_BASE_5,
3112   EL_SP_HARDWARE_BASE_6,
3113   EL_SP_CHIP_TOP,
3114   EL_SP_CHIP_BOTTOM,
3115 };
3116 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3117 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3118 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3119 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3120
3121 static int editor_hl_diamond_caves[] =
3122 {
3123   EL_CHAR('D'),
3124   EL_CHAR('I'),
3125   EL_CHAR('A'),
3126   EL_CHAR('-'),
3127
3128   EL_CHAR('M'),
3129   EL_CHAR('O'),
3130   EL_CHAR('N'),
3131   EL_CHAR('D'),
3132
3133   EL_CHAR('C'),
3134   EL_CHAR('A'),
3135   EL_CHAR('V'),
3136   EL_CHAR('E'),
3137
3138   EL_CHAR('S'),
3139   EL_CHAR(' '),
3140   EL_CHAR('I'),
3141   EL_CHAR('I'),
3142 };
3143
3144 static int editor_el_diamond_caves[] =
3145 {
3146   EL_PEARL,
3147   EL_CRYSTAL,
3148   EL_WALL_PEARL,
3149   EL_WALL_CRYSTAL,
3150
3151   EL_CONVEYOR_BELT_1_LEFT,
3152   EL_CONVEYOR_BELT_1_MIDDLE,
3153   EL_CONVEYOR_BELT_1_RIGHT,
3154   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3155
3156   EL_CONVEYOR_BELT_2_LEFT,
3157   EL_CONVEYOR_BELT_2_MIDDLE,
3158   EL_CONVEYOR_BELT_2_RIGHT,
3159   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3160
3161   EL_CONVEYOR_BELT_3_LEFT,
3162   EL_CONVEYOR_BELT_3_MIDDLE,
3163   EL_CONVEYOR_BELT_3_RIGHT,
3164   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3165
3166   EL_CONVEYOR_BELT_4_LEFT,
3167   EL_CONVEYOR_BELT_4_MIDDLE,
3168   EL_CONVEYOR_BELT_4_RIGHT,
3169   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3170
3171   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3172   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3173   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3174   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3175
3176   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3177   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3178   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3179   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3180
3181   EL_SWITCHGATE_OPEN,
3182   EL_SWITCHGATE_CLOSED,
3183   EL_SWITCHGATE_SWITCH_UP,
3184   EL_EMPTY,
3185
3186   EL_ENVELOPE_1,
3187   EL_ENVELOPE_2,
3188   EL_ENVELOPE_3,
3189   EL_ENVELOPE_4,
3190
3191   EL_TIMEGATE_CLOSED,
3192   EL_TIMEGATE_OPEN,
3193   EL_TIMEGATE_SWITCH,
3194   EL_EMPTY,
3195
3196   EL_LANDMINE,
3197   EL_INVISIBLE_SAND,
3198   EL_STEELWALL_SLIPPERY,
3199   EL_EMPTY,
3200
3201   EL_SIGN_EXCLAMATION,
3202   EL_SIGN_STOP,
3203   EL_LIGHT_SWITCH,
3204   EL_LIGHT_SWITCH_ACTIVE,
3205
3206   EL_SHIELD_NORMAL,
3207   EL_SHIELD_DEADLY,
3208   EL_EXTRA_TIME,
3209   EL_EMPTY,
3210 };
3211 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3212 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3213 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3214 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3215
3216 static int editor_hl_dx_boulderdash[] =
3217 {
3218   EL_CHAR('D'),
3219   EL_CHAR('X'),
3220   EL_CHAR('-'),
3221   EL_CHAR(' '),
3222
3223   EL_CHAR('B'),
3224   EL_CHAR('O'),
3225   EL_CHAR('U'),
3226   EL_CHAR('L'),
3227
3228   EL_CHAR('-'),
3229   EL_CHAR('D'),
3230   EL_CHAR('E'),
3231   EL_CHAR('R'),
3232
3233   EL_CHAR('D'),
3234   EL_CHAR('A'),
3235   EL_CHAR('S'),
3236   EL_CHAR('H'),
3237 };
3238
3239 static int editor_el_dx_boulderdash[] =
3240 {
3241   EL_EMPTY,
3242   EL_TUBE_RIGHT_DOWN,
3243   EL_TUBE_HORIZONTAL_DOWN,
3244   EL_TUBE_LEFT_DOWN,
3245
3246   EL_TUBE_HORIZONTAL,
3247   EL_TUBE_VERTICAL_RIGHT,
3248   EL_TUBE_ANY,
3249   EL_TUBE_VERTICAL_LEFT,
3250
3251   EL_TUBE_VERTICAL,
3252   EL_TUBE_RIGHT_UP,
3253   EL_TUBE_HORIZONTAL_UP,
3254   EL_TUBE_LEFT_UP,
3255
3256   EL_TRAP,
3257   EL_DX_SUPABOMB,
3258   EL_EMPTY,
3259   EL_EMPTY
3260 };
3261 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3262 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3263 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3264 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3265
3266 static int editor_hl_chars[] =
3267 {
3268   EL_CHAR('T'),
3269   EL_CHAR('E'),
3270   EL_CHAR('X'),
3271   EL_CHAR('T'),
3272 };
3273
3274 static int editor_el_chars[] =
3275 {
3276   EL_CHAR(' '),
3277   EL_CHAR('!'),
3278   EL_CHAR('"'),
3279   EL_CHAR('#'),
3280
3281   EL_CHAR('$'),
3282   EL_CHAR('%'),
3283   EL_CHAR('&'),
3284   EL_CHAR('\''),
3285
3286   EL_CHAR('('),
3287   EL_CHAR(')'),
3288   EL_CHAR('*'),
3289   EL_CHAR('+'),
3290
3291   EL_CHAR(','),
3292   EL_CHAR('-'),
3293   EL_CHAR('.'),
3294   EL_CHAR('/'),
3295
3296   EL_CHAR('0'),
3297   EL_CHAR('1'),
3298   EL_CHAR('2'),
3299   EL_CHAR('3'),
3300
3301   EL_CHAR('4'),
3302   EL_CHAR('5'),
3303   EL_CHAR('6'),
3304   EL_CHAR('7'),
3305
3306   EL_CHAR('8'),
3307   EL_CHAR('9'),
3308   EL_CHAR(':'),
3309   EL_CHAR(';'),
3310
3311   EL_CHAR('<'),
3312   EL_CHAR('='),
3313   EL_CHAR('>'),
3314   EL_CHAR('?'),
3315
3316   EL_CHAR('@'),
3317   EL_CHAR('A'),
3318   EL_CHAR('B'),
3319   EL_CHAR('C'),
3320
3321   EL_CHAR('D'),
3322   EL_CHAR('E'),
3323   EL_CHAR('F'),
3324   EL_CHAR('G'),
3325
3326   EL_CHAR('H'),
3327   EL_CHAR('I'),
3328   EL_CHAR('J'),
3329   EL_CHAR('K'),
3330
3331   EL_CHAR('L'),
3332   EL_CHAR('M'),
3333   EL_CHAR('N'),
3334   EL_CHAR('O'),
3335
3336   EL_CHAR('P'),
3337   EL_CHAR('Q'),
3338   EL_CHAR('R'),
3339   EL_CHAR('S'),
3340
3341   EL_CHAR('T'),
3342   EL_CHAR('U'),
3343   EL_CHAR('V'),
3344   EL_CHAR('W'),
3345
3346   EL_CHAR('X'),
3347   EL_CHAR('Y'),
3348   EL_CHAR('Z'),
3349   EL_CHAR('['),
3350
3351   EL_CHAR('\\'),
3352   EL_CHAR(']'),
3353   EL_CHAR('^'),
3354   EL_CHAR('_'),
3355
3356   EL_CHAR('©'),
3357   EL_CHAR('Ä'),
3358   EL_CHAR('Ö'),
3359   EL_CHAR('Ü'),
3360
3361   EL_CHAR('°'),
3362   EL_CHAR('®'),
3363   EL_CHAR(FONT_ASCII_CURSOR),
3364   EL_CHAR(' ')
3365 };
3366 static int *editor_hl_chars_ptr = editor_hl_chars;
3367 static int *editor_el_chars_ptr = editor_el_chars;
3368 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3369 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3370
3371 static int editor_hl_custom[] =
3372 {
3373   EL_CHAR('C'),
3374   EL_CHAR('U'),
3375   EL_CHAR('S'),
3376   EL_CHAR('-'),
3377
3378   EL_CHAR('T'),
3379   EL_CHAR('O'),
3380   EL_CHAR('M'),
3381   EL_CHAR(' '),
3382
3383   EL_CHAR('E'),
3384   EL_CHAR('L'),
3385   EL_CHAR('E'),
3386   EL_CHAR('M'),
3387
3388   EL_CHAR('E'),
3389   EL_CHAR('N'),
3390   EL_CHAR('T'),
3391   EL_CHAR('S'),
3392 };
3393
3394 static int editor_el_custom[] =
3395 {
3396   EL_CUSTOM_START + 0,
3397   EL_CUSTOM_START + 1,
3398   EL_CUSTOM_START + 2,
3399   EL_CUSTOM_START + 3,
3400
3401   EL_CUSTOM_START + 4,
3402   EL_CUSTOM_START + 5,
3403   EL_CUSTOM_START + 6,
3404   EL_CUSTOM_START + 7,
3405
3406   EL_CUSTOM_START + 8,
3407   EL_CUSTOM_START + 9,
3408   EL_CUSTOM_START + 10,
3409   EL_CUSTOM_START + 11,
3410
3411   EL_CUSTOM_START + 12,
3412   EL_CUSTOM_START + 13,
3413   EL_CUSTOM_START + 14,
3414   EL_CUSTOM_START + 15,
3415
3416   EL_CUSTOM_START + 16,
3417   EL_CUSTOM_START + 17,
3418   EL_CUSTOM_START + 18,
3419   EL_CUSTOM_START + 19,
3420
3421   EL_CUSTOM_START + 20,
3422   EL_CUSTOM_START + 21,
3423   EL_CUSTOM_START + 22,
3424   EL_CUSTOM_START + 23,
3425
3426   EL_CUSTOM_START + 24,
3427   EL_CUSTOM_START + 25,
3428   EL_CUSTOM_START + 26,
3429   EL_CUSTOM_START + 27,
3430
3431   EL_CUSTOM_START + 28,
3432   EL_CUSTOM_START + 29,
3433   EL_CUSTOM_START + 30,
3434   EL_CUSTOM_START + 31,
3435
3436   EL_CUSTOM_START + 32,
3437   EL_CUSTOM_START + 33,
3438   EL_CUSTOM_START + 34,
3439   EL_CUSTOM_START + 35,
3440
3441   EL_CUSTOM_START + 36,
3442   EL_CUSTOM_START + 37,
3443   EL_CUSTOM_START + 38,
3444   EL_CUSTOM_START + 39,
3445
3446   EL_CUSTOM_START + 40,
3447   EL_CUSTOM_START + 41,
3448   EL_CUSTOM_START + 42,
3449   EL_CUSTOM_START + 43,
3450
3451   EL_CUSTOM_START + 44,
3452   EL_CUSTOM_START + 45,
3453   EL_CUSTOM_START + 46,
3454   EL_CUSTOM_START + 47,
3455
3456   EL_CUSTOM_START + 48,
3457   EL_CUSTOM_START + 49,
3458   EL_CUSTOM_START + 50,
3459   EL_CUSTOM_START + 51,
3460
3461   EL_CUSTOM_START + 52,
3462   EL_CUSTOM_START + 53,
3463   EL_CUSTOM_START + 54,
3464   EL_CUSTOM_START + 55,
3465
3466   EL_CUSTOM_START + 56,
3467   EL_CUSTOM_START + 57,
3468   EL_CUSTOM_START + 58,
3469   EL_CUSTOM_START + 59,
3470
3471   EL_CUSTOM_START + 60,
3472   EL_CUSTOM_START + 61,
3473   EL_CUSTOM_START + 62,
3474   EL_CUSTOM_START + 63,
3475
3476   EL_CUSTOM_START + 64,
3477   EL_CUSTOM_START + 65,
3478   EL_CUSTOM_START + 66,
3479   EL_CUSTOM_START + 67,
3480
3481   EL_CUSTOM_START + 68,
3482   EL_CUSTOM_START + 69,
3483   EL_CUSTOM_START + 70,
3484   EL_CUSTOM_START + 71,
3485
3486   EL_CUSTOM_START + 72,
3487   EL_CUSTOM_START + 73,
3488   EL_CUSTOM_START + 74,
3489   EL_CUSTOM_START + 75,
3490
3491   EL_CUSTOM_START + 76,
3492   EL_CUSTOM_START + 77,
3493   EL_CUSTOM_START + 78,
3494   EL_CUSTOM_START + 79,
3495
3496   EL_CUSTOM_START + 80,
3497   EL_CUSTOM_START + 81,
3498   EL_CUSTOM_START + 82,
3499   EL_CUSTOM_START + 83,
3500
3501   EL_CUSTOM_START + 84,
3502   EL_CUSTOM_START + 85,
3503   EL_CUSTOM_START + 86,
3504   EL_CUSTOM_START + 87,
3505
3506   EL_CUSTOM_START + 88,
3507   EL_CUSTOM_START + 89,
3508   EL_CUSTOM_START + 90,
3509   EL_CUSTOM_START + 91,
3510
3511   EL_CUSTOM_START + 92,
3512   EL_CUSTOM_START + 93,
3513   EL_CUSTOM_START + 94,
3514   EL_CUSTOM_START + 95,
3515
3516   EL_CUSTOM_START + 96,
3517   EL_CUSTOM_START + 97,
3518   EL_CUSTOM_START + 98,
3519   EL_CUSTOM_START + 99,
3520
3521   EL_CUSTOM_START + 100,
3522   EL_CUSTOM_START + 101,
3523   EL_CUSTOM_START + 102,
3524   EL_CUSTOM_START + 103,
3525
3526   EL_CUSTOM_START + 104,
3527   EL_CUSTOM_START + 105,
3528   EL_CUSTOM_START + 106,
3529   EL_CUSTOM_START + 107,
3530
3531   EL_CUSTOM_START + 108,
3532   EL_CUSTOM_START + 109,
3533   EL_CUSTOM_START + 110,
3534   EL_CUSTOM_START + 111,
3535
3536   EL_CUSTOM_START + 112,
3537   EL_CUSTOM_START + 113,
3538   EL_CUSTOM_START + 114,
3539   EL_CUSTOM_START + 115,
3540
3541   EL_CUSTOM_START + 116,
3542   EL_CUSTOM_START + 117,
3543   EL_CUSTOM_START + 118,
3544   EL_CUSTOM_START + 119,
3545
3546   EL_CUSTOM_START + 120,
3547   EL_CUSTOM_START + 121,
3548   EL_CUSTOM_START + 122,
3549   EL_CUSTOM_START + 123,
3550
3551   EL_CUSTOM_START + 124,
3552   EL_CUSTOM_START + 125,
3553   EL_CUSTOM_START + 126,
3554   EL_CUSTOM_START + 127
3555 };
3556 static int *editor_hl_custom_ptr = editor_hl_custom;
3557 static int *editor_el_custom_ptr = editor_el_custom;
3558 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3559 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3560
3561 static int editor_hl_custom_more[] =
3562 {
3563 };
3564
3565 static int editor_el_custom_more[] =
3566 {
3567   EL_CUSTOM_START + 128,
3568   EL_CUSTOM_START + 129,
3569   EL_CUSTOM_START + 130,
3570   EL_CUSTOM_START + 131,
3571
3572   EL_CUSTOM_START + 132,
3573   EL_CUSTOM_START + 133,
3574   EL_CUSTOM_START + 134,
3575   EL_CUSTOM_START + 135,
3576
3577   EL_CUSTOM_START + 136,
3578   EL_CUSTOM_START + 137,
3579   EL_CUSTOM_START + 138,
3580   EL_CUSTOM_START + 139,
3581
3582   EL_CUSTOM_START + 140,
3583   EL_CUSTOM_START + 141,
3584   EL_CUSTOM_START + 142,
3585   EL_CUSTOM_START + 143,
3586
3587   EL_CUSTOM_START + 144,
3588   EL_CUSTOM_START + 145,
3589   EL_CUSTOM_START + 146,
3590   EL_CUSTOM_START + 147,
3591
3592   EL_CUSTOM_START + 148,
3593   EL_CUSTOM_START + 149,
3594   EL_CUSTOM_START + 150,
3595   EL_CUSTOM_START + 151,
3596
3597   EL_CUSTOM_START + 152,
3598   EL_CUSTOM_START + 153,
3599   EL_CUSTOM_START + 154,
3600   EL_CUSTOM_START + 155,
3601
3602   EL_CUSTOM_START + 156,
3603   EL_CUSTOM_START + 157,
3604   EL_CUSTOM_START + 158,
3605   EL_CUSTOM_START + 159,
3606
3607   EL_CUSTOM_START + 160,
3608   EL_CUSTOM_START + 161,
3609   EL_CUSTOM_START + 162,
3610   EL_CUSTOM_START + 163,
3611
3612   EL_CUSTOM_START + 164,
3613   EL_CUSTOM_START + 165,
3614   EL_CUSTOM_START + 166,
3615   EL_CUSTOM_START + 167,
3616
3617   EL_CUSTOM_START + 168,
3618   EL_CUSTOM_START + 169,
3619   EL_CUSTOM_START + 170,
3620   EL_CUSTOM_START + 171,
3621
3622   EL_CUSTOM_START + 172,
3623   EL_CUSTOM_START + 173,
3624   EL_CUSTOM_START + 174,
3625   EL_CUSTOM_START + 175,
3626
3627   EL_CUSTOM_START + 176,
3628   EL_CUSTOM_START + 177,
3629   EL_CUSTOM_START + 178,
3630   EL_CUSTOM_START + 179,
3631
3632   EL_CUSTOM_START + 180,
3633   EL_CUSTOM_START + 181,
3634   EL_CUSTOM_START + 182,
3635   EL_CUSTOM_START + 183,
3636
3637   EL_CUSTOM_START + 184,
3638   EL_CUSTOM_START + 185,
3639   EL_CUSTOM_START + 186,
3640   EL_CUSTOM_START + 187,
3641
3642   EL_CUSTOM_START + 188,
3643   EL_CUSTOM_START + 189,
3644   EL_CUSTOM_START + 190,
3645   EL_CUSTOM_START + 191,
3646
3647   EL_CUSTOM_START + 192,
3648   EL_CUSTOM_START + 193,
3649   EL_CUSTOM_START + 194,
3650   EL_CUSTOM_START + 195,
3651
3652   EL_CUSTOM_START + 196,
3653   EL_CUSTOM_START + 197,
3654   EL_CUSTOM_START + 198,
3655   EL_CUSTOM_START + 199,
3656
3657   EL_CUSTOM_START + 200,
3658   EL_CUSTOM_START + 201,
3659   EL_CUSTOM_START + 202,
3660   EL_CUSTOM_START + 203,
3661
3662   EL_CUSTOM_START + 204,
3663   EL_CUSTOM_START + 205,
3664   EL_CUSTOM_START + 206,
3665   EL_CUSTOM_START + 207,
3666
3667   EL_CUSTOM_START + 208,
3668   EL_CUSTOM_START + 209,
3669   EL_CUSTOM_START + 210,
3670   EL_CUSTOM_START + 211,
3671
3672   EL_CUSTOM_START + 212,
3673   EL_CUSTOM_START + 213,
3674   EL_CUSTOM_START + 214,
3675   EL_CUSTOM_START + 215,
3676
3677   EL_CUSTOM_START + 216,
3678   EL_CUSTOM_START + 217,
3679   EL_CUSTOM_START + 218,
3680   EL_CUSTOM_START + 219,
3681
3682   EL_CUSTOM_START + 220,
3683   EL_CUSTOM_START + 221,
3684   EL_CUSTOM_START + 222,
3685   EL_CUSTOM_START + 223,
3686
3687   EL_CUSTOM_START + 224,
3688   EL_CUSTOM_START + 225,
3689   EL_CUSTOM_START + 226,
3690   EL_CUSTOM_START + 227,
3691
3692   EL_CUSTOM_START + 228,
3693   EL_CUSTOM_START + 229,
3694   EL_CUSTOM_START + 230,
3695   EL_CUSTOM_START + 231,
3696
3697   EL_CUSTOM_START + 232,
3698   EL_CUSTOM_START + 233,
3699   EL_CUSTOM_START + 234,
3700   EL_CUSTOM_START + 235,
3701
3702   EL_CUSTOM_START + 236,
3703   EL_CUSTOM_START + 237,
3704   EL_CUSTOM_START + 238,
3705   EL_CUSTOM_START + 239,
3706
3707   EL_CUSTOM_START + 240,
3708   EL_CUSTOM_START + 241,
3709   EL_CUSTOM_START + 242,
3710   EL_CUSTOM_START + 243,
3711
3712   EL_CUSTOM_START + 244,
3713   EL_CUSTOM_START + 245,
3714   EL_CUSTOM_START + 246,
3715   EL_CUSTOM_START + 247,
3716
3717   EL_CUSTOM_START + 248,
3718   EL_CUSTOM_START + 249,
3719   EL_CUSTOM_START + 250,
3720   EL_CUSTOM_START + 251,
3721
3722   EL_CUSTOM_START + 252,
3723   EL_CUSTOM_START + 253,
3724   EL_CUSTOM_START + 254,
3725   EL_CUSTOM_START + 255
3726 };
3727 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3728 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3729 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3730 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3731
3732 static int editor_hl_custom_special[] =
3733 {
3734 };
3735
3736 static int editor_el_custom_special[] =
3737 {
3738   EL_TRIGGER_ELEMENT,
3739   EL_TRIGGER_PLAYER,
3740   EL_EMPTY,
3741   EL_EMPTY
3742 };
3743 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3744 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3745 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3746 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3747
3748 static int editor_hl_group[] =
3749 {
3750   EL_CHAR('G'),
3751   EL_CHAR('R'),
3752   EL_CHAR('O'),
3753   EL_CHAR('U'),
3754
3755   EL_CHAR('P'),
3756   EL_CHAR(' '),
3757   EL_CHAR(' '),
3758   EL_CHAR(' '),
3759
3760   EL_CHAR('E'),
3761   EL_CHAR('L'),
3762   EL_CHAR('E'),
3763   EL_CHAR('M'),
3764
3765   EL_CHAR('E'),
3766   EL_CHAR('N'),
3767   EL_CHAR('T'),
3768   EL_CHAR('S'),
3769 };
3770
3771 static int editor_el_group[] =
3772 {
3773   EL_GROUP_START + 0,
3774   EL_GROUP_START + 1,
3775   EL_GROUP_START + 2,
3776   EL_GROUP_START + 3,
3777
3778   EL_GROUP_START + 4,
3779   EL_GROUP_START + 5,
3780   EL_GROUP_START + 6,
3781   EL_GROUP_START + 7,
3782
3783   EL_GROUP_START + 8,
3784   EL_GROUP_START + 9,
3785   EL_GROUP_START + 10,
3786   EL_GROUP_START + 11,
3787
3788   EL_GROUP_START + 12,
3789   EL_GROUP_START + 13,
3790   EL_GROUP_START + 14,
3791   EL_GROUP_START + 15
3792 };
3793 static int *editor_hl_group_ptr = editor_hl_group;
3794 static int *editor_el_group_ptr = editor_el_group;
3795 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3796 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3797
3798 static int editor_hl_group_more[] =
3799 {
3800 };
3801
3802 static int editor_el_group_more[] =
3803 {
3804   EL_GROUP_START + 16,
3805   EL_GROUP_START + 17,
3806   EL_GROUP_START + 18,
3807   EL_GROUP_START + 19,
3808
3809   EL_GROUP_START + 20,
3810   EL_GROUP_START + 21,
3811   EL_GROUP_START + 22,
3812   EL_GROUP_START + 23,
3813
3814   EL_GROUP_START + 24,
3815   EL_GROUP_START + 25,
3816   EL_GROUP_START + 26,
3817   EL_GROUP_START + 27,
3818
3819   EL_GROUP_START + 28,
3820   EL_GROUP_START + 29,
3821   EL_GROUP_START + 30,
3822   EL_GROUP_START + 31
3823 };
3824 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3825 static int *editor_el_group_more_ptr = editor_el_group_more;
3826 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3827 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3828
3829 static int editor_hl_user_defined[] =
3830 {
3831   EL_CHAR('U'),
3832   EL_CHAR('S'),
3833   EL_CHAR('E'),
3834   EL_CHAR('R'),
3835
3836   EL_CHAR('D'),
3837   EL_CHAR('E'),
3838   EL_CHAR('F'),
3839   EL_CHAR('I'),
3840
3841   EL_CHAR('-'),
3842   EL_CHAR('N'),
3843   EL_CHAR('E'),
3844   EL_CHAR('D'),
3845 };
3846
3847 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3848 static int *editor_el_user_defined_ptr = NULL;
3849 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3850 static int num_editor_el_user_defined = 0;
3851
3852 static int editor_hl_empty[] = { };
3853 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3854
3855 static int *editor_hl_empty_ptr = editor_hl_empty;
3856 static int *editor_el_empty_ptr = editor_el_empty;
3857 static int num_editor_hl_empty = 0;
3858 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3859
3860 static boolean use_el_empty = FALSE;
3861
3862 static int *editor_elements = NULL;     /* dynamically allocated */
3863 static int num_editor_elements = 0;     /* dynamically determined */
3864
3865 static struct
3866 {
3867   boolean *setup_value;
3868
3869   int **headline_list;
3870   int *headline_list_size;
3871
3872   int **element_list;
3873   int *element_list_size;
3874
3875   boolean last_setup_value;
3876 }
3877 editor_elements_info[] =
3878 {
3879   {
3880     &setup.editor.el_boulderdash,
3881     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3882     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3883   },
3884   {
3885     &setup.editor.el_emerald_mine,
3886     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3887     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3888   },
3889   {
3890     &setup.editor.el_emerald_mine_club,
3891     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
3892     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
3893   },
3894   {
3895     &setup.editor.el_more,
3896     &editor_hl_more_ptr,                &num_editor_hl_more,
3897     &editor_el_more_ptr,                &num_editor_el_more
3898   },
3899   {
3900     &setup.editor.el_sokoban,
3901     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3902     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3903   },
3904   {
3905     &setup.editor.el_supaplex,
3906     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3907     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3908   },
3909   {
3910     &setup.editor.el_diamond_caves,
3911     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3912     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3913   },
3914   {
3915     &setup.editor.el_dx_boulderdash,
3916     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3917     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3918   },
3919   {
3920     &setup.editor.el_chars,
3921     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3922     &editor_el_chars_ptr,               &num_editor_el_chars
3923   },
3924   {
3925     &setup.editor.el_custom,
3926     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3927     &editor_el_custom_ptr,              &num_editor_el_custom
3928   },
3929   {
3930     &setup.editor.el_custom_more,
3931     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3932     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3933   },
3934   {
3935     &setup.editor.el_custom,
3936     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
3937     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
3938   },
3939   {
3940     &setup.editor.el_custom,
3941     &editor_hl_group_ptr,               &num_editor_hl_group,
3942     &editor_el_group_ptr,               &num_editor_el_group
3943   },
3944   {
3945     &setup.editor.el_custom_more,
3946     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3947     &editor_el_group_more_ptr,          &num_editor_el_group_more
3948   },
3949   {
3950     &setup.editor.el_user_defined,
3951     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3952     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3953   },
3954   {
3955     &use_el_empty,
3956     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3957     &editor_el_empty_ptr,               &num_editor_el_empty,
3958   },
3959   {
3960     NULL,
3961     NULL,                               NULL,
3962     NULL,                               NULL
3963   }
3964 };
3965
3966
3967 /*
3968   -----------------------------------------------------------------------------
3969   functions
3970   -----------------------------------------------------------------------------
3971 */
3972
3973 static int getMaxInfoTextLength()
3974 {
3975   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3976 }
3977
3978 static int getTextWidthForGadget(char *text)
3979 {
3980   if (text == NULL)
3981     return 0;
3982
3983   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3984 }
3985
3986 static int getTextWidthForDrawingArea(char *text)
3987 {
3988   if (text == NULL)
3989     return 0;
3990
3991   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3992 }
3993
3994 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3995 {
3996   return (gi->x + gi->width + getTextWidthForGadget(text));
3997 }
3998
3999 static char *getElementInfoText(int element)
4000 {
4001   char *info_text = NULL;
4002
4003   if (element < NUM_FILE_ELEMENTS)
4004   {
4005     if (strlen(element_info[element].description) > 0)
4006       info_text = element_info[element].description;
4007     else if (element_info[element].custom_description != NULL)
4008       info_text = element_info[element].custom_description;
4009     else if (element_info[element].editor_description != NULL)
4010       info_text = element_info[element].editor_description;
4011   }
4012
4013   if (info_text == NULL)
4014     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4015
4016   return info_text;
4017 }
4018
4019 static void ReinitializeElementList()
4020 {
4021   int pos = 0;
4022   int i, j;
4023
4024   checked_free(editor_elements);
4025
4026   /* reload optional user defined element list for each invocation of editor */
4027   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4028                                    &num_editor_el_user_defined);
4029
4030   /* initialize list of empty elements (used for padding, if needed) */
4031   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4032     editor_el_empty[i] = EL_EMPTY;
4033
4034   /* do some sanity checks for each element from element list */
4035   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4036   {
4037     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4038     {
4039       int element = (*editor_elements_info[i].element_list)[j];
4040
4041       if (element >= NUM_FILE_ELEMENTS)
4042         Error(ERR_WARN, "editor element %d is runtime element", element);
4043
4044       if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4045         Error(ERR_WARN, "no element description for element %d", element);
4046     }
4047   }
4048
4049   num_editor_elements = 0;
4050   use_el_empty = FALSE;
4051
4052   /* determine size of element list */
4053   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4054   {
4055     if (*editor_elements_info[i].setup_value)
4056     {
4057       if (setup.editor.el_headlines)
4058         num_editor_elements += *editor_elements_info[i].headline_list_size;
4059
4060       num_editor_elements += *editor_elements_info[i].element_list_size;
4061     }
4062   }
4063
4064   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4065   {
4066     /* offer at least as many elements as element buttons exist */
4067     use_el_empty = TRUE;
4068     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4069
4070     num_editor_elements += num_editor_el_empty;
4071   }
4072
4073   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4074
4075   /* fill element list */
4076   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4077   {
4078     if (*editor_elements_info[i].setup_value)
4079     {
4080       if (setup.editor.el_headlines)
4081         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4082           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4083
4084       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4085         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4086     }
4087   }
4088
4089   /* correct position of element list scrollbar */
4090   if (element_shift < 0)
4091     element_shift = 0;
4092   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4093     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4094 }
4095
4096 void PrintEditorElementList()
4097 {
4098   boolean *stop = &setup.editor.el_user_defined;
4099   int i, j;
4100
4101   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4102   {
4103     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4104     {
4105       int element = (*editor_elements_info[i].headline_list)[j];
4106
4107       printf("# %s\n", element_info[element].token_name);
4108     }
4109
4110     if (j > 0)
4111       printf("#\n");
4112
4113     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4114     {
4115       int element = (*editor_elements_info[i].element_list)[j];
4116
4117       printf("# %s\n", element_info[element].token_name);
4118     }
4119
4120     if (j > 0)
4121       printf("#\n");
4122   }
4123 }
4124
4125 static void ReinitializeElementListButtons()
4126 {
4127   static boolean last_setup_value_headlines = FALSE;
4128   static boolean initialization_needed = TRUE;
4129   int i;
4130
4131   if (!initialization_needed)   /* check if editor element setup has changed */
4132   {
4133     if (last_setup_value_headlines != setup.editor.el_headlines)
4134       initialization_needed = TRUE;
4135
4136     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4137       if (editor_elements_info[i].last_setup_value !=
4138           *editor_elements_info[i].setup_value)
4139         initialization_needed = TRUE;
4140   }
4141
4142   if (!initialization_needed)
4143     return;
4144
4145   FreeLevelEditorGadgets();
4146   CreateLevelEditorGadgets();
4147
4148   /* store current setup values for next invocation of this function */
4149   last_setup_value_headlines = setup.editor.el_headlines;
4150   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4151     editor_elements_info[i].last_setup_value =
4152       *editor_elements_info[i].setup_value;
4153
4154   initialization_needed = FALSE;
4155 }
4156
4157 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4158                               boolean input)
4159 {
4160   int border_graphic =
4161     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4162   Bitmap *src_bitmap;
4163   int src_x, src_y;
4164   int num_mini_tilex = width  / MINI_TILEX + 1;
4165   int num_mini_tiley = height / MINI_TILEY + 1;
4166   int x, y;
4167
4168   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4169
4170   for (y = 0; y < num_mini_tiley; y++)
4171     for (x = 0; x < num_mini_tilex; x++)
4172       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4173                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4174                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4175
4176   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4177 }
4178
4179 static void DrawDrawingArea(int id)
4180 {
4181   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4182   int x, y;
4183
4184   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4185     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4186                        el2edimg(random_placement_background_element));
4187   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4188     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4189   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4190     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4191                        el2edimg(custom_element.gfx_element));
4192   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4193     for (y = 0; y < 3; y++)
4194       for (x = 0; x < 3; x++)
4195         DrawMiniGraphicExt(drawto,
4196                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4197                            el2edimg(custom_element.content.e[x][y]));
4198   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4199     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4200                        el2edimg(custom_element.move_enter_element));
4201   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4202     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4203                        el2edimg(custom_element.move_leave_element));
4204   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4205     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4206                        el2edimg(custom_element_change.target_element));
4207   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4208     for (y = 0; y < 3; y++)
4209       for (x = 0; x < 3; x++)
4210         DrawMiniGraphicExt(drawto,
4211                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4212                            el2edimg(custom_element_change.target_content.e[x][y]));
4213   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4214     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4215                        el2edimg(custom_element_change.trigger_element));
4216   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4217     for (x = 0; x < group_element_info.num_elements; x++)
4218       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4219                          el2edimg(group_element_info.element[x]));
4220   else if (id >= ED_DRAWING_ID_YAMYAM_CONTENT_0 &&
4221            id <= ED_DRAWING_ID_YAMYAM_CONTENT_7)
4222   {
4223     int nr = id - ED_DRAWING_ID_YAMYAM_CONTENT_0;
4224
4225     for (y = 0; y < 3; y++)
4226       for (x = 0; x < 3; x++)
4227         DrawMiniGraphicExt(drawto,
4228                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4229                            el2edimg(level.yamyam_content[nr].e[x][y]));
4230   }
4231   else if (id >= ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 &&
4232            id <= ED_DRAWING_ID_MAGIC_BALL_CONTENT_7)
4233   {
4234     int nr = id - ED_DRAWING_ID_MAGIC_BALL_CONTENT_0;
4235
4236     for (y = 0; y < 3; y++)
4237       for (x = 0; x < 3; x++)
4238         DrawMiniGraphicExt(drawto,
4239                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4240                            el2edimg(level.ball_content[nr].e[x][y]));
4241   }
4242 }
4243
4244 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4245 {
4246   int x,y;
4247   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4248   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4249
4250   BlitBitmap(drawto, drawto,
4251              SX + (dx == -1 ? MINI_TILEX : 0),
4252              SY + (dy == -1 ? MINI_TILEY : 0),
4253              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4254              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4255              SX + (dx == +1 ? MINI_TILEX : 0),
4256              SY + (dy == +1 ? MINI_TILEY : 0));
4257   if (dx)
4258   {
4259     x = (dx == 1 ? 0 : ed_fieldx - 1);
4260     for (y = 0; y < ed_fieldy; y++)
4261       DrawMiniElementOrWall(x, y, from_x, from_y);
4262   }
4263   else if (dy)
4264   {
4265     y = (dy == 1 ? 0 : ed_fieldy - 1);
4266     for (x = 0; x < ed_fieldx; x++)
4267       DrawMiniElementOrWall(x, y, from_x, from_y);
4268   }
4269
4270   redraw_mask |= REDRAW_FIELD;
4271   BackToFront();
4272 }
4273
4274 static void CreateControlButtons()
4275 {
4276   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4277   struct GadgetInfo *gi;
4278   unsigned long event_mask;
4279   int i;
4280
4281   /* create toolbox buttons */
4282   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4283   {
4284     int id = i;
4285     int width, height;
4286     int gd_xoffset, gd_yoffset;
4287     int gd_x1, gd_x2, gd_y1, gd_y2;
4288     int button_type;
4289     int radio_button_nr;
4290     boolean checked;
4291
4292     if (id == GADGET_ID_SINGLE_ITEMS ||
4293         id == GADGET_ID_CONNECTED_ITEMS ||
4294         id == GADGET_ID_LINE ||
4295         id == GADGET_ID_ARC ||
4296         id == GADGET_ID_TEXT ||
4297         id == GADGET_ID_RECTANGLE ||
4298         id == GADGET_ID_FILLED_BOX ||
4299         id == GADGET_ID_FLOOD_FILL ||
4300         id == GADGET_ID_GRAB_BRUSH ||
4301         id == GADGET_ID_PICK_ELEMENT ||
4302         id == GADGET_ID_CUSTOM_COPY_FROM ||
4303         id == GADGET_ID_CUSTOM_COPY_TO ||
4304         id == GADGET_ID_CUSTOM_EXCHANGE)
4305     {
4306       button_type = GD_TYPE_RADIO_BUTTON;
4307       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4308       checked = (id == drawing_function ? TRUE : FALSE);
4309       event_mask = GD_EVENT_PRESSED;
4310     }
4311     else
4312     {
4313       button_type = GD_TYPE_NORMAL_BUTTON;
4314       radio_button_nr = RADIO_NR_NONE;
4315       checked = FALSE;
4316
4317       if (id == GADGET_ID_WRAP_LEFT ||
4318           id == GADGET_ID_WRAP_RIGHT ||
4319           id == GADGET_ID_WRAP_UP ||
4320           id == GADGET_ID_WRAP_DOWN)
4321         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4322       else
4323         event_mask = GD_EVENT_RELEASED;
4324     }
4325
4326     if (id < ED_NUM_CTRL1_BUTTONS)
4327     {
4328       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4329       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4330
4331       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4332       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4333       width  = ED_CTRL1_BUTTON_XSIZE;
4334       height = ED_CTRL1_BUTTON_YSIZE;
4335
4336       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4337       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4338       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4339       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4340     }
4341     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4342     {
4343       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4344       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4345
4346       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4347       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4348       width  = ED_CTRL2_BUTTON_XSIZE;
4349       height = ED_CTRL2_BUTTON_YSIZE;
4350
4351       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4352       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4353       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4354       gd_y2 = 0;        /* no alternative graphic for these buttons */
4355     }
4356     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4357     {
4358       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4359       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4360
4361       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4362       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4363       width  = ED_CTRL3_BUTTON_XSIZE;
4364       height = ED_CTRL3_BUTTON_YSIZE;
4365
4366       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4367       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4368       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4369       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4370     }
4371     else
4372     {
4373       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4374       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4375
4376       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4377       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4378       width  = ED_CTRL4_BUTTON_XSIZE;
4379       height = ED_CTRL4_BUTTON_YSIZE;
4380
4381       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4382       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4383       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4384       gd_y2 = 0;        /* no alternative graphic for these buttons */
4385     }
4386
4387     gi = CreateGadget(GDI_CUSTOM_ID, id,
4388                       GDI_CUSTOM_TYPE_ID, i,
4389                       GDI_INFO_TEXT, control_info[i].text,
4390                       GDI_X, EX + gd_xoffset,
4391                       GDI_Y, EY + gd_yoffset,
4392                       GDI_WIDTH, width,
4393                       GDI_HEIGHT, height,
4394                       GDI_TYPE, button_type,
4395                       GDI_STATE, GD_BUTTON_UNPRESSED,
4396                       GDI_RADIO_NR, radio_button_nr,
4397                       GDI_CHECKED, checked,
4398                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4399                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4400                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4401                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4402                       GDI_EVENT_MASK, event_mask,
4403                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4404                       GDI_CALLBACK_ACTION, HandleControlButtons,
4405                       GDI_END);
4406
4407     if (gi == NULL)
4408       Error(ERR_EXIT, "cannot create gadget");
4409
4410     level_editor_gadget[id] = gi;
4411   }
4412
4413   /* create buttons for scrolling of drawing area and element list */
4414   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4415   {
4416     int id = scrollbutton_info[i].gadget_id;
4417     int x, y, width, height;
4418     int gd_x1, gd_x2, gd_y1, gd_y2;
4419
4420     x = scrollbutton_info[i].x;
4421     y = scrollbutton_info[i].y;
4422
4423     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4424
4425     if (id == GADGET_ID_SCROLL_LIST_UP ||
4426         id == GADGET_ID_SCROLL_LIST_DOWN)
4427     {
4428       x += DX;
4429       y += DY;
4430       width = ED_SCROLLBUTTON2_XSIZE;
4431       height = ED_SCROLLBUTTON2_YSIZE;
4432       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4433       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4434       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4435       gd_y2 = gd_y1;
4436     }
4437     else
4438     {
4439       x += SX;
4440       y += SY;
4441       width = ED_SCROLLBUTTON_XSIZE;
4442       height = ED_SCROLLBUTTON_YSIZE;
4443       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4444       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4445       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4446       gd_y2 = gd_y1;
4447     }
4448
4449     gi = CreateGadget(GDI_CUSTOM_ID, id,
4450                       GDI_CUSTOM_TYPE_ID, i,
4451                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4452                       GDI_X, x,
4453                       GDI_Y, y,
4454                       GDI_WIDTH, width,
4455                       GDI_HEIGHT, height,
4456                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4457                       GDI_STATE, GD_BUTTON_UNPRESSED,
4458                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4459                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4460                       GDI_EVENT_MASK, event_mask,
4461                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4462                       GDI_CALLBACK_ACTION, HandleControlButtons,
4463                       GDI_END);
4464
4465     if (gi == NULL)
4466       Error(ERR_EXIT, "cannot create gadget");
4467
4468     level_editor_gadget[id] = gi;
4469   }
4470
4471   /* create buttons for element list */
4472   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4473   {
4474     Bitmap *deco_bitmap;
4475     int deco_x, deco_y, deco_xpos, deco_ypos;
4476     int gd_xoffset, gd_yoffset;
4477     int gd_x1, gd_x2, gd_y;
4478     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4479     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4480     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4481     int element = editor_elements[i];
4482
4483     event_mask = GD_EVENT_RELEASED;
4484
4485     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4486     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4487
4488     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4489     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4490     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4491
4492     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4493     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4494     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4495
4496     gi = CreateGadget(GDI_CUSTOM_ID, id,
4497                       GDI_CUSTOM_TYPE_ID, i,
4498                       GDI_INFO_TEXT, getElementInfoText(element),
4499                       GDI_X, DX + gd_xoffset,
4500                       GDI_Y, DY + gd_yoffset,
4501                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4502                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4503                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4504                       GDI_STATE, GD_BUTTON_UNPRESSED,
4505                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4506                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4507                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4508                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4509                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4510                       GDI_DECORATION_SHIFTING, 1, 1,
4511                       GDI_EVENT_MASK, event_mask,
4512                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4513                       GDI_CALLBACK_ACTION, HandleControlButtons,
4514                       GDI_END);
4515
4516     if (gi == NULL)
4517       Error(ERR_EXIT, "cannot create gadget");
4518
4519     level_editor_gadget[id] = gi;
4520   }
4521 }
4522
4523 static void CreateCounterButtons()
4524 {
4525   int max_infotext_len = getMaxInfoTextLength();
4526   int i;
4527
4528   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4529   {
4530     int j;
4531     int x = SX + counterbutton_info[i].x;       /* down count button */
4532     int y = SY + counterbutton_info[i].y;
4533
4534     /* determine horizontal position to the right of specified gadget */
4535     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4536       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4537            ED_GADGET_TEXT_DISTANCE);
4538
4539     /* determine horizontal offset for leading text */
4540     if (counterbutton_info[i].text_left != NULL)
4541       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4542
4543     for (j = 0; j < 2; j++)
4544     {
4545       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4546       struct GadgetInfo *gi;
4547       int id = (j == 0 ?
4548                 counterbutton_info[i].gadget_id_down :
4549                 counterbutton_info[i].gadget_id_up);
4550       int gd_xoffset;
4551       int gd_x, gd_x1, gd_x2, gd_y;
4552       int x_size, y_size;
4553       unsigned long event_mask;
4554       char infotext[max_infotext_len + 1];
4555
4556       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4557
4558       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4559       {
4560         int sid = (j == 0 ?
4561                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4562                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4563
4564         event_mask |= GD_EVENT_RELEASED;
4565
4566         if (j == 1)
4567           x += 2 * ED_GADGET_DISTANCE;
4568         y += ED_GADGET_DISTANCE;
4569
4570         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4571         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4572         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4573         x_size = ED_SCROLLBUTTON_XSIZE;
4574         y_size = ED_SCROLLBUTTON_YSIZE;
4575       }
4576       else
4577       {
4578         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4579         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4580         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4581         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4582         x_size = ED_BUTTON_COUNT_XSIZE;
4583         y_size = ED_BUTTON_COUNT_YSIZE;
4584       }
4585
4586       sprintf(infotext, "%s counter value by 1, 5 or 10",
4587               (j == 0 ? "decrease" : "increase"));
4588
4589       gi = CreateGadget(GDI_CUSTOM_ID, id,
4590                         GDI_CUSTOM_TYPE_ID, i,
4591                         GDI_INFO_TEXT, infotext,
4592                         GDI_X, x,
4593                         GDI_Y, y,
4594                         GDI_WIDTH, x_size,
4595                         GDI_HEIGHT, y_size,
4596                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4597                         GDI_STATE, GD_BUTTON_UNPRESSED,
4598                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4599                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4600                         GDI_EVENT_MASK, event_mask,
4601                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4602                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4603                         GDI_END);
4604
4605       if (gi == NULL)
4606         Error(ERR_EXIT, "cannot create gadget");
4607
4608       level_editor_gadget[id] = gi;
4609       right_gadget_border[id] =
4610         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4611
4612       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4613
4614       if (j == 0)
4615       {
4616         int font_type = FONT_INPUT_1;
4617         int font_type_active = FONT_INPUT_1_ACTIVE;
4618         int gd_width = ED_WIN_COUNT_XSIZE;
4619
4620         id = counterbutton_info[i].gadget_id_text;
4621         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4622
4623         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4624         {
4625           font_type = FONT_LEVEL_NUMBER;
4626           font_type_active = FONT_LEVEL_NUMBER;
4627
4628           x += 2 * ED_GADGET_DISTANCE;
4629           y -= ED_GADGET_DISTANCE;
4630
4631           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4632           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4633           gd_width = ED_WIN_COUNT2_XSIZE;
4634         }
4635         else
4636         {
4637           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4638           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4639         }
4640
4641         gi = CreateGadget(GDI_CUSTOM_ID, id,
4642                           GDI_CUSTOM_TYPE_ID, i,
4643                           GDI_INFO_TEXT, "enter counter value",
4644                           GDI_X, x,
4645                           GDI_Y, y,
4646                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4647                           GDI_NUMBER_VALUE, 0,
4648                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4649                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4650                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4651                           GDI_TEXT_FONT, font_type,
4652                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4653                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4654                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4655                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4656                           GDI_DESIGN_WIDTH, gd_width,
4657                           GDI_EVENT_MASK, event_mask,
4658                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4659                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4660                           GDI_END);
4661
4662         if (gi == NULL)
4663           Error(ERR_EXIT, "cannot create gadget");
4664
4665         level_editor_gadget[id] = gi;
4666         right_gadget_border[id] =
4667           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4668
4669         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4670       }
4671     }
4672   }
4673 }
4674
4675 static void CreateDrawingAreas()
4676 {
4677   int i;
4678
4679   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4680   {
4681     struct GadgetInfo *gi;
4682     unsigned long event_mask;
4683     int id = drawingarea_info[i].gadget_id;
4684     int x = SX + drawingarea_info[i].x;
4685     int y = SY + drawingarea_info[i].y;
4686     int area_xsize = drawingarea_info[i].area_xsize;
4687     int area_ysize = drawingarea_info[i].area_ysize;
4688
4689     event_mask =
4690       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4691       GD_EVENT_OFF_BORDERS;
4692
4693     /* determine horizontal position to the right of specified gadget */
4694     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4695       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4696            ED_DRAWINGAREA_TEXT_DISTANCE);
4697
4698     /* determine horizontal offset for leading text */
4699     if (drawingarea_info[i].text_left != NULL)
4700       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4701
4702     gi = CreateGadget(GDI_CUSTOM_ID, id,
4703                       GDI_CUSTOM_TYPE_ID, i,
4704                       GDI_X, x,
4705                       GDI_Y, y,
4706                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4707                       GDI_AREA_SIZE, area_xsize, area_ysize,
4708                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4709                       GDI_EVENT_MASK, event_mask,
4710                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4711                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4712                       GDI_END);
4713
4714     if (gi == NULL)
4715       Error(ERR_EXIT, "cannot create gadget");
4716
4717     level_editor_gadget[id] = gi;
4718     right_gadget_border[id] =
4719       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4720   }
4721 }
4722
4723 static void CreateTextInputGadgets()
4724 {
4725   int max_infotext_len = getMaxInfoTextLength();
4726   int i;
4727
4728   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4729   {
4730     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4731     int gd_x, gd_y;
4732     struct GadgetInfo *gi;
4733     unsigned long event_mask;
4734     char infotext[MAX_OUTPUT_LINESIZE + 1];
4735     int id = textinput_info[i].gadget_id;
4736
4737     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4738
4739     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4740     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4741
4742     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4743     infotext[max_infotext_len] = '\0';
4744
4745     gi = CreateGadget(GDI_CUSTOM_ID, id,
4746                       GDI_CUSTOM_TYPE_ID, i,
4747                       GDI_INFO_TEXT, infotext,
4748                       GDI_X, SX + textinput_info[i].x,
4749                       GDI_Y, SY + textinput_info[i].y,
4750                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4751                       GDI_TEXT_VALUE, textinput_info[i].value,
4752                       GDI_TEXT_SIZE, textinput_info[i].size,
4753                       GDI_TEXT_FONT, FONT_INPUT_1,
4754                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4755                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4756                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4757                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4758                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4759                       GDI_EVENT_MASK, event_mask,
4760                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4761                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4762                       GDI_END);
4763
4764     if (gi == NULL)
4765       Error(ERR_EXIT, "cannot create gadget");
4766
4767     level_editor_gadget[id] = gi;
4768   }
4769 }
4770
4771 static void CreateTextAreaGadgets()
4772 {
4773   int max_infotext_len = getMaxInfoTextLength();
4774   int i;
4775
4776   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4777   {
4778     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4779     int gd_x, gd_y;
4780     struct GadgetInfo *gi;
4781     unsigned long event_mask;
4782     char infotext[MAX_OUTPUT_LINESIZE + 1];
4783     int id = textarea_info[i].gadget_id;
4784     int area_xsize = textarea_info[i].xsize;
4785     int area_ysize = textarea_info[i].ysize;
4786
4787     event_mask = GD_EVENT_TEXT_LEAVING;
4788
4789     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4790     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4791
4792     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4793     infotext[max_infotext_len] = '\0';
4794
4795     gi = CreateGadget(GDI_CUSTOM_ID, id,
4796                       GDI_CUSTOM_TYPE_ID, i,
4797                       GDI_INFO_TEXT, infotext,
4798                       GDI_X, SX + textarea_info[i].x,
4799                       GDI_Y, SY + textarea_info[i].y,
4800                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4801                       GDI_AREA_SIZE, area_xsize, area_ysize,
4802                       GDI_TEXT_FONT, FONT_INPUT_1,
4803                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4804                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4805                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4806                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4807                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4808                       GDI_EVENT_MASK, event_mask,
4809                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4810                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4811                       GDI_END);
4812
4813     if (gi == NULL)
4814       Error(ERR_EXIT, "cannot create gadget");
4815
4816     level_editor_gadget[id] = gi;
4817   }
4818 }
4819
4820 static void CreateSelectboxGadgets()
4821 {
4822   int max_infotext_len = getMaxInfoTextLength();
4823   int i, j;
4824
4825   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4826   {
4827     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4828     int gd_x, gd_y;
4829     struct GadgetInfo *gi;
4830     unsigned long event_mask;
4831     char infotext[MAX_OUTPUT_LINESIZE + 1];
4832     int id = selectbox_info[i].gadget_id;
4833     int x = SX + selectbox_info[i].x;
4834     int y = SY + selectbox_info[i].y;
4835
4836     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4837     {
4838       /* (we cannot use -1 for uninitialized values if we directly compare
4839          with results from strlen(), because the '<' and '>' operation will
4840          implicitely cast -1 to an unsigned integer value!) */
4841       selectbox_info[i].size = 0;
4842
4843       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4844         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4845           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4846
4847       selectbox_info[i].size++;         /* add one character empty space */
4848     }
4849
4850     event_mask = GD_EVENT_RELEASED |
4851       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4852
4853     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4854     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4855
4856     /* determine horizontal position to the right of specified gadget */
4857     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4858       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4859            ED_GADGET_TEXT_DISTANCE);
4860
4861     /* determine horizontal offset for leading text */
4862     if (selectbox_info[i].text_left != NULL)
4863       x += getTextWidthForGadget(selectbox_info[i].text_left);
4864
4865     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4866     infotext[max_infotext_len] = '\0';
4867
4868     gi = CreateGadget(GDI_CUSTOM_ID, id,
4869                       GDI_CUSTOM_TYPE_ID, i,
4870                       GDI_INFO_TEXT, infotext,
4871                       GDI_X, x,
4872                       GDI_Y, y,
4873                       GDI_TYPE, GD_TYPE_SELECTBOX,
4874                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4875                       GDI_TEXT_SIZE, selectbox_info[i].size,
4876                       GDI_TEXT_FONT, FONT_INPUT_1,
4877                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4878                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4879                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4880                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4881                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4882                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4883                       GDI_EVENT_MASK, event_mask,
4884                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4885                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4886                       GDI_END);
4887
4888     if (gi == NULL)
4889       Error(ERR_EXIT, "cannot create gadget");
4890
4891     level_editor_gadget[id] = gi;
4892     right_gadget_border[id] =
4893       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4894   }
4895 }
4896
4897 static void CreateTextbuttonGadgets()
4898 {
4899   int max_infotext_len = getMaxInfoTextLength();
4900   int i;
4901
4902   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4903   {
4904     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4905     int gd_x1, gd_x2, gd_y1, gd_y2;
4906     struct GadgetInfo *gi;
4907     unsigned long event_mask;
4908     char infotext[MAX_OUTPUT_LINESIZE + 1];
4909     int id = textbutton_info[i].gadget_id;
4910     int x = SX + textbutton_info[i].x;
4911     int y = SY + textbutton_info[i].y;
4912
4913     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4914       textbutton_info[i].size = strlen(textbutton_info[i].text);
4915
4916     event_mask = GD_EVENT_RELEASED;
4917
4918     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4919     {
4920       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4921       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4922       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4923       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4924     }
4925     else
4926     {
4927       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4928       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4929       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4930       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4931     }
4932
4933     sprintf(infotext, "%s", textbutton_info[i].infotext);
4934     infotext[max_infotext_len] = '\0';
4935
4936     /* determine horizontal position to the right of specified gadget */
4937     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4938       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4939            ED_GADGET_TEXT_DISTANCE);
4940
4941     /* determine horizontal offset for leading text */
4942     if (textbutton_info[i].text_left != NULL)
4943       x += getTextWidthForGadget(textbutton_info[i].text_left);
4944
4945     gi = CreateGadget(GDI_CUSTOM_ID, id,
4946                       GDI_CUSTOM_TYPE_ID, i,
4947                       GDI_INFO_TEXT, infotext,
4948                       GDI_X, x,
4949                       GDI_Y, y,
4950                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4951                       GDI_TEXT_VALUE, textbutton_info[i].text,
4952                       GDI_TEXT_SIZE, textbutton_info[i].size,
4953                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4954                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4955                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4956                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4957                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4958                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4959                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4960                       GDI_DECORATION_SHIFTING, 1, 1,
4961                       GDI_EVENT_MASK, event_mask,
4962                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4963                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4964                       GDI_END);
4965
4966     if (gi == NULL)
4967       Error(ERR_EXIT, "cannot create gadget");
4968
4969     level_editor_gadget[id] = gi;
4970     right_gadget_border[id] =
4971       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4972   }
4973 }
4974
4975 static void CreateGraphicbuttonGadgets()
4976 {
4977   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4978   struct GadgetInfo *gi;
4979   unsigned long event_mask;
4980   int i;
4981
4982   /* create buttons for scrolling of drawing area and element list */
4983   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4984   {
4985     int id = graphicbutton_info[i].gadget_id;
4986     int gd_x1, gd_x2, gd_y1, gd_y2;
4987     int x = SX + graphicbutton_info[i].x;
4988     int y = SY + graphicbutton_info[i].y;
4989
4990     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4991
4992     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
4993     {
4994       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4995       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4996       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4997       gd_y2 = gd_y1;
4998     }
4999     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5000     {
5001       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5002       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5003       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5004       gd_y2 = gd_y1;
5005     }
5006
5007     /* determine horizontal position to the right of specified gadget */
5008     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5009       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5010            ED_GADGET_TEXT_DISTANCE);
5011
5012     /* determine horizontal offset for leading text */
5013     if (graphicbutton_info[i].text_left != NULL)
5014       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5015
5016     gi = CreateGadget(GDI_CUSTOM_ID, id,
5017                       GDI_CUSTOM_TYPE_ID, i,
5018                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5019                       GDI_X, x,
5020                       GDI_Y, y,
5021                       GDI_WIDTH, graphicbutton_info[i].width,
5022                       GDI_HEIGHT, graphicbutton_info[i].height,
5023                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5024                       GDI_STATE, GD_BUTTON_UNPRESSED,
5025                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5026                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5027                       GDI_EVENT_MASK, event_mask,
5028                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5029                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5030                       GDI_END);
5031
5032     if (gi == NULL)
5033       Error(ERR_EXIT, "cannot create gadget");
5034
5035     level_editor_gadget[id] = gi;
5036     right_gadget_border[id] =
5037       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5038   }
5039 }
5040
5041 static void CreateScrollbarGadgets()
5042 {
5043   int i;
5044
5045   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5046   {
5047     int id = scrollbar_info[i].gadget_id;
5048     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5049     int gd_x1, gd_x2, gd_y1, gd_y2;
5050     struct GadgetInfo *gi;
5051     int items_max, items_visible, item_position;
5052     unsigned long event_mask;
5053
5054     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5055     {
5056       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5057       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5058       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5059     }
5060     else        /* drawing area scrollbars */
5061     {
5062       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5063       {
5064         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5065         items_visible = ed_fieldx;
5066         item_position = 0;
5067       }
5068       else
5069       {
5070         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5071         items_visible = ed_fieldy;
5072         item_position = 0;
5073       }
5074     }
5075
5076     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5077
5078     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5079     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5080                       scrollbar_info[i].height : scrollbar_info[i].width));
5081     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5082     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5083
5084     gi = CreateGadget(GDI_CUSTOM_ID, id,
5085                       GDI_CUSTOM_TYPE_ID, i,
5086                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5087                       GDI_X, scrollbar_info[i].x,
5088                       GDI_Y, scrollbar_info[i].y,
5089                       GDI_WIDTH, scrollbar_info[i].width,
5090                       GDI_HEIGHT, scrollbar_info[i].height,
5091                       GDI_TYPE, scrollbar_info[i].type,
5092                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5093                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5094                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5095                       GDI_STATE, GD_BUTTON_UNPRESSED,
5096                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5097                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5098                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5099                       GDI_EVENT_MASK, event_mask,
5100                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5101                       GDI_CALLBACK_ACTION, HandleControlButtons,
5102                       GDI_END);
5103
5104     if (gi == NULL)
5105       Error(ERR_EXIT, "cannot create gadget");
5106
5107     level_editor_gadget[id] = gi;
5108   }
5109 }
5110
5111 static void CreateCheckbuttonGadgets()
5112 {
5113   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5114   struct GadgetInfo *gi;
5115   unsigned long event_mask;
5116   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5117   int i;
5118
5119   event_mask = GD_EVENT_PRESSED;
5120
5121   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5122   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5123   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5124   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5125   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5126
5127   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5128   {
5129     int id = checkbutton_info[i].gadget_id;
5130     int x = SX + checkbutton_info[i].x;
5131     int y = SY + checkbutton_info[i].y;
5132
5133     if (id == GADGET_ID_STICK_ELEMENT)
5134       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5135     else
5136       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5137
5138     /* determine horizontal position to the right of specified gadget */
5139     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5140       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5141            ED_GADGET_TEXT_DISTANCE);
5142
5143     /* determine horizontal offset for leading text */
5144     if (checkbutton_info[i].text_left != NULL)
5145       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5146
5147     gi = CreateGadget(GDI_CUSTOM_ID, id,
5148                       GDI_CUSTOM_TYPE_ID, i,
5149                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5150                       GDI_X, x,
5151                       GDI_Y, y,
5152                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5153                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5154                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5155                       GDI_CHECKED, *checkbutton_info[i].value,
5156                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5157                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5158                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5159                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5160                       GDI_EVENT_MASK, event_mask,
5161                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5162                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5163                       GDI_END);
5164
5165     if (gi == NULL)
5166       Error(ERR_EXIT, "cannot create gadget");
5167
5168     level_editor_gadget[id] = gi;
5169     right_gadget_border[id] =
5170       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5171   }
5172 }
5173
5174 static void CreateRadiobuttonGadgets()
5175 {
5176   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5177   struct GadgetInfo *gi;
5178   unsigned long event_mask;
5179   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5180   int i;
5181
5182   event_mask = GD_EVENT_PRESSED;
5183
5184   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5185   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5186   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5187   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5188   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5189
5190   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5191   {
5192     int id = radiobutton_info[i].gadget_id;
5193     int x = SX + radiobutton_info[i].x;
5194     int y = SY + radiobutton_info[i].y;
5195
5196     int checked =
5197       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5198
5199     /* determine horizontal position to the right of specified gadget */
5200     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5201       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5202            ED_GADGET_TEXT_DISTANCE);
5203
5204     /* determine horizontal offset for leading text */
5205     if (radiobutton_info[i].text_left != NULL)
5206       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5207
5208     gi = CreateGadget(GDI_CUSTOM_ID, id,
5209                       GDI_CUSTOM_TYPE_ID, i,
5210                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5211                       GDI_X, x,
5212                       GDI_Y, y,
5213                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5214                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5215                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5216                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5217                       GDI_CHECKED, checked,
5218                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5219                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5220                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5221                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5222                       GDI_EVENT_MASK, event_mask,
5223                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5224                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5225                       GDI_END);
5226
5227     if (gi == NULL)
5228       Error(ERR_EXIT, "cannot create gadget");
5229
5230     level_editor_gadget[id] = gi;
5231     right_gadget_border[id] =
5232       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5233   }
5234 }
5235
5236 void CreateLevelEditorGadgets()
5237 {
5238   int old_game_status = game_status;
5239
5240   /* setting 'game_status' is needed to get the right fonts for the editor */
5241   game_status = GAME_MODE_EDITOR;
5242
5243   ReinitializeElementList();
5244
5245   CreateControlButtons();
5246   CreateScrollbarGadgets();
5247
5248   /* order of function calls is important because of cross-references */
5249   CreateCheckbuttonGadgets();
5250   CreateCounterButtons();
5251   CreateRadiobuttonGadgets();
5252   CreateTextInputGadgets();
5253   CreateTextAreaGadgets();
5254   CreateSelectboxGadgets();
5255   CreateGraphicbuttonGadgets();
5256   CreateTextbuttonGadgets();
5257   CreateDrawingAreas();
5258
5259   game_status = old_game_status;
5260 }
5261
5262 void FreeLevelEditorGadgets()
5263 {
5264   int i;
5265
5266   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5267     FreeGadget(level_editor_gadget[i]);
5268 }
5269
5270 static void MapCounterButtons(int id)
5271 {
5272   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5273   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5274   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5275   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5276   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5277   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5278   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5279   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5280   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5281   int yoffset = ED_BORDER_SIZE;
5282   int x_left = gi_down->x - xoffset_left;
5283   int x_right = gi_up->x + gi_up->width + xoffset_right;
5284   int y_above = gi_down->y - yoffset_above;
5285   int x = gi_down->x;
5286   int y;        /* set after gadget position was modified */
5287
5288   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
5289   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
5290       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
5291   {
5292     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5293     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5294     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5295   }
5296
5297   y = gi_up->y + yoffset;
5298
5299   if (counterbutton_info[id].text_above)
5300     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5301
5302   if (counterbutton_info[id].text_left)
5303     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5304
5305   if (counterbutton_info[id].text_right)
5306     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5307
5308   ModifyEditorCounter(id, *counterbutton_info[id].value);
5309   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
5310                             counterbutton_info[id].max_value);
5311   MapGadget(gi_down);
5312   MapGadget(gi_text);
5313   MapGadget(gi_up);
5314 }
5315
5316 static void MapControlButtons()
5317 {
5318   int counter_id;
5319   int i;
5320
5321   /* map toolbox buttons (excluding special CE toolbox buttons) */
5322   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5323     MapGadget(level_editor_gadget[i]);
5324
5325   /* map buttons to select elements */
5326   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5327     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5328   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5329   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5330   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5331
5332   /* map buttons to select level */
5333   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5334   ModifyEditorCounterLimits(counter_id,
5335                             leveldir_current->first_level,
5336                             leveldir_current->last_level);
5337   MapCounterButtons(counter_id);
5338 }
5339
5340 static void MapDrawingArea(int id)
5341 {
5342   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5343   int area_xsize = gi->drawing.area_xsize;
5344   int area_ysize = gi->drawing.area_ysize;
5345   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5346   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5347   int x_left  = gi->x - xoffset_left;
5348   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5349   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5350   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5351   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5352
5353   if (drawingarea_info[id].text_left)
5354     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5355
5356   if (drawingarea_info[id].text_right)
5357     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5358
5359   if (drawingarea_info[id].text_below)
5360     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5361
5362   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5363   {
5364     DrawElementBorder(gi->x, gi->y,
5365                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5366
5367     DrawDrawingArea(id);
5368   }
5369
5370   MapGadget(gi);
5371 }
5372
5373 static void MapTextInputGadget(int id)
5374 {
5375   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5376   int xoffset_above = 0;
5377   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5378   int x_above = textinput_info[id].x + xoffset_above;
5379   int y_above = textinput_info[id].y + yoffset_above;
5380
5381   if (textinput_info[id].text_above)
5382     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5383
5384   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5385
5386   MapGadget(gi);
5387 }
5388
5389 static void MapTextAreaGadget(int id)
5390 {
5391   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5392   int xoffset_above = 0;
5393   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5394   int x_above = textarea_info[id].x + xoffset_above;
5395   int y_above = textarea_info[id].y + yoffset_above;
5396
5397   if (textarea_info[id].text_above)
5398     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5399
5400   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5401
5402   MapGadget(gi);
5403 }
5404
5405 static void MapSelectboxGadget(int id)
5406 {
5407   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5408   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5409   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5410   int yoffset = ED_BORDER_SIZE;
5411   int x_left = gi->x - xoffset_left;
5412   int x_right = gi->x + gi->width + xoffset_right;
5413   int y = gi->y + yoffset;
5414
5415   if (selectbox_info[id].text_left)
5416     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5417
5418   if (selectbox_info[id].text_right)
5419     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5420
5421   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5422
5423   MapGadget(gi);
5424 }
5425
5426 static void MapTextbuttonGadget(int id)
5427 {
5428   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5429   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5430   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5431   int yoffset = ED_BORDER_SIZE;
5432   int x_left = gi->x - xoffset_left;
5433   int x_right = gi->x + gi->width + xoffset_right;
5434   int y = gi->y + yoffset;
5435
5436   /* only show button to delete change pages when more than minimum pages */
5437   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5438       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5439     return;
5440
5441   if (textbutton_info[id].text_left)
5442     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5443
5444   if (textbutton_info[id].text_right)
5445     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5446
5447   MapGadget(gi);
5448 }
5449
5450 static void MapGraphicbuttonGadget(int id)
5451 {
5452   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5453   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5454   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5455   int yoffset = ED_BORDER_SIZE;
5456   int x_left = gi->x - xoffset_left;
5457   int x_right = gi->x + gi->width + xoffset_right;
5458   int y = gi->y + yoffset;
5459
5460   if (graphicbutton_info[id].text_left)
5461     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5462
5463   if (graphicbutton_info[id].text_right)
5464     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5465
5466   MapGadget(gi);
5467 }
5468
5469 static void MapRadiobuttonGadget(int id)
5470 {
5471   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5472   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5473   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5474   int yoffset = ED_BORDER_SIZE;
5475   int x_left = gi->x - xoffset_left;
5476   int x_right = gi->x + gi->width + xoffset_right;
5477   int y = gi->y + yoffset;
5478   boolean checked =
5479     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5480
5481   if (radiobutton_info[id].text_left)
5482     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5483
5484   if (radiobutton_info[id].text_right)
5485     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5486
5487   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5488
5489   MapGadget(gi);
5490 }
5491
5492 static void MapCheckbuttonGadget(int id)
5493 {
5494   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5495   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5496   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5497   int yoffset = ED_BORDER_SIZE;
5498   int x_left, x_right, y;       /* set after gadget position was modified */
5499
5500   /* set position for gadgets with dynamically determined position */
5501   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5502     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5503   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5504
5505   x_left = gi->x - xoffset_left;
5506   x_right = gi->x + gi->width + xoffset_right;
5507   y = gi->y + yoffset;
5508
5509   if (checkbutton_info[id].text_left)
5510     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5511
5512   if (checkbutton_info[id].text_right)
5513     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5514
5515   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5516
5517   MapGadget(gi);
5518 }
5519
5520 static void MapMainDrawingArea()
5521 {
5522   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5523   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5524   int i;
5525
5526   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5527   {
5528     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5529           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5530          no_horizontal_scrollbar) ||
5531         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5532           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5533          no_vertical_scrollbar))
5534       continue;
5535
5536     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5537   }
5538
5539   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5540   {
5541     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5542         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5543       continue;
5544
5545     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5546   }
5547
5548   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5549 }
5550
5551 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5552 {
5553   int i;
5554
5555   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5556   {
5557     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5558         i == GADGET_ID_CUSTOM_COPY_TO ||
5559         i == GADGET_ID_CUSTOM_EXCHANGE ||
5560         i == GADGET_ID_CUSTOM_COPY ||
5561         i == GADGET_ID_CUSTOM_PASTE)
5562     {
5563       if (map)
5564         MapGadget(level_editor_gadget[i]);
5565       else
5566         UnmapGadget(level_editor_gadget[i]);
5567     }
5568   }
5569 }
5570
5571 static void MapLevelEditorToolboxCustomGadgets()
5572 {
5573   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5574 }
5575
5576 static void UnmapLevelEditorToolboxCustomGadgets()
5577 {
5578   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5579 }
5580
5581 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5582 {
5583   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5584   int i;
5585
5586   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5587   {
5588     if (i != GADGET_ID_SINGLE_ITEMS &&
5589         i != GADGET_ID_PROPERTIES &&
5590         i != GADGET_ID_PICK_ELEMENT)
5591     {
5592       struct GadgetInfo *gi = level_editor_gadget[i];
5593
5594       if (map)
5595         MapGadget(gi);
5596       else
5597       {
5598         UnmapGadget(gi);
5599
5600         BlitBitmap(gd_bitmap, drawto,
5601                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5602                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5603                    gi->width, gi->height, gi->x, gi->y);
5604
5605         redraw_mask |= REDRAW_DOOR_3;
5606       }
5607     }
5608   }
5609 }
5610
5611 static void MapLevelEditorToolboxDrawingGadgets()
5612 {
5613   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5614 }
5615
5616 static void UnmapLevelEditorToolboxDrawingGadgets()
5617 {
5618   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5619 }
5620
5621 static void UnmapDrawingArea(int id)
5622 {
5623   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5624 }
5625
5626 static void UnmapLevelEditorWindowGadgets()
5627 {
5628   int i;
5629
5630   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5631     if (level_editor_gadget[i]->x < SX + SXSIZE)
5632       UnmapGadget(level_editor_gadget[i]);
5633 }
5634
5635 void UnmapLevelEditorGadgets()
5636 {
5637   int i;
5638
5639   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5640     UnmapGadget(level_editor_gadget[i]);
5641 }
5642
5643 static void ResetUndoBuffer()
5644 {
5645   undo_buffer_position = -1;
5646   undo_buffer_steps = -1;
5647   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5648
5649   level.changed = FALSE;
5650 }
5651
5652 static void DrawEditModeWindow()
5653 {
5654   ModifyEditorElementList();
5655   RedrawDrawingElements();
5656
5657   if (edit_mode == ED_MODE_INFO)
5658     DrawLevelInfoWindow();
5659   else if (edit_mode == ED_MODE_PROPERTIES)
5660     DrawPropertiesWindow();
5661   else  /* edit_mode == ED_MODE_DRAWING */
5662     DrawDrawingWindow();
5663 }
5664
5665 static boolean LevelChanged()
5666 {
5667   boolean field_changed = FALSE;
5668   int x, y;
5669
5670   if (leveldir_current->readonly)
5671     return FALSE;
5672
5673   for (y = 0; y < lev_fieldy; y++)
5674     for (x = 0; x < lev_fieldx; x++)
5675       if (Feld[x][y] != level.field[x][y])
5676         field_changed = TRUE;
5677
5678   return (level.changed || field_changed);
5679 }
5680
5681 static boolean LevelContainsPlayer()
5682 {
5683   boolean player_found = FALSE;
5684   int x, y;
5685
5686   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5687
5688   for (y = 0; y < lev_fieldy; y++)
5689     for (x = 0; x < lev_fieldx; x++)
5690       if (Feld[x][y] == EL_PLAYER_1 ||
5691           Feld[x][y] == EL_SP_MURPHY)
5692         player_found = TRUE;
5693
5694   return player_found;
5695 }
5696
5697 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5698                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5699 {
5700   int x, y;
5701
5702   for (x = 0; x < lev_fieldx; x++)
5703     for (y = 0; y < lev_fieldy; y++)
5704       dst[x][y] = src[x][y];
5705 }
5706
5707 static int setSelectboxValue(int selectbox_id, int new_value)
5708 {
5709   int new_index_value = 0;
5710   int i;
5711
5712   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5713     if (selectbox_info[selectbox_id].options[i].value == new_value)
5714       new_index_value = i;
5715
5716   *selectbox_info[selectbox_id].value =
5717     selectbox_info[selectbox_id].options[new_index_value].value;
5718
5719   return new_index_value;
5720 }
5721
5722 static void copy_custom_element_settings(int element_from, int element_to)
5723 {
5724   struct ElementInfo *ei_from = &element_info[element_from];
5725   struct ElementInfo *ei_to = &element_info[element_to];
5726   int i, x, y;
5727
5728   /* ---------- copy element description ---------- */
5729   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5730     ei_to->description[i] = ei_from->description[i];
5731
5732   /* ---------- copy element base properties ---------- */
5733   Properties[element_to][EP_BITFIELD_BASE] =
5734     Properties[element_from][EP_BITFIELD_BASE];
5735
5736   /* ---------- copy custom property values ---------- */
5737
5738   ei_to->use_gfx_element = ei_from->use_gfx_element;
5739   ei_to->gfx_element = ei_from->gfx_element;
5740
5741   ei_to->access_direction = ei_from->access_direction;
5742
5743   ei_to->collect_score_initial = ei_from->collect_score_initial;
5744   ei_to->collect_count_initial = ei_from->collect_count_initial;
5745
5746   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5747   ei_to->push_delay_random = ei_from->push_delay_random;
5748   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5749   ei_to->drop_delay_random = ei_from->drop_delay_random;
5750   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5751   ei_to->move_delay_random = ei_from->move_delay_random;
5752
5753   ei_to->move_pattern = ei_from->move_pattern;
5754   ei_to->move_direction_initial = ei_from->move_direction_initial;
5755   ei_to->move_stepsize = ei_from->move_stepsize;
5756
5757   ei_to->move_enter_element = ei_from->move_enter_element;
5758   ei_to->move_leave_element = ei_from->move_leave_element;
5759   ei_to->move_leave_type = ei_from->move_leave_type;
5760
5761   ei_to->slippery_type = ei_from->slippery_type;
5762
5763   for (y = 0; y < 3; y++)
5764     for (x = 0; x < 3; x++)
5765       ei_to->content.e[x][y] = ei_from->content.e[x][y];
5766
5767   ei_to->explosion_type = ei_from->explosion_type;
5768   ei_to->explosion_delay = ei_from->explosion_delay;
5769   ei_to->ignition_delay = ei_from->ignition_delay;
5770
5771   /* ---------- reinitialize and copy change pages ---------- */
5772
5773   ei_to->num_change_pages = ei_from->num_change_pages;
5774   ei_to->current_change_page = ei_from->current_change_page;
5775
5776   setElementChangePages(ei_to, ei_to->num_change_pages);
5777
5778   for (i=0; i < ei_to->num_change_pages; i++)
5779     ei_to->change_page[i] = ei_from->change_page[i];
5780
5781   /* ---------- copy group element info ---------- */
5782   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5783     *ei_to->group = *ei_from->group;
5784
5785   /* mark this custom element as modified */
5786   ei_to->modified_settings = TRUE;
5787 }
5788
5789 static void replace_custom_element_in_settings(int element_from,
5790                                                int element_to)
5791 {
5792   int i, j, x, y;
5793
5794   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5795   {
5796     struct ElementInfo *ei = &element_info[i];
5797
5798     for (y = 0; y < 3; y++)
5799       for (x = 0; x < 3; x++)
5800         if (ei->content.e[x][y] == element_from)
5801           ei->content.e[x][y] = element_to;
5802
5803     for (j = 0; j < ei->num_change_pages; j++)
5804     {
5805       struct ElementChangeInfo *change = &ei->change_page[j];
5806
5807       if (change->target_element == element_from)
5808         change->target_element = element_to;
5809
5810       if (change->trigger_element == element_from)
5811         change->trigger_element = element_to;
5812
5813       for (y = 0; y < 3; y++)
5814         for (x = 0; x < 3; x++)
5815           if (change->target_content.e[x][y] == element_from)
5816             change->target_content.e[x][y] = element_to;
5817     }
5818
5819     if (ei->group != NULL)                              /* group or internal */
5820       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5821         if (ei->group->element[j] == element_from)
5822           ei->group->element[j] = element_to;
5823   }
5824 }
5825
5826 static void replace_custom_element_in_playfield(int element_from,
5827                                                 int element_to)
5828 {
5829   int x, y;
5830
5831   for (x = 0; x < lev_fieldx; x++)
5832     for (y = 0; y < lev_fieldy; y++)
5833       if (Feld[x][y] == element_from)
5834         Feld[x][y] = element_to;
5835 }
5836
5837 static boolean CopyCustomElement(int element_old, int element_new,
5838                                  int copy_mode)
5839 {
5840   if (copy_mode == GADGET_ID_CUSTOM_COPY)
5841   {
5842     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
5843                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5844     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5845   }
5846   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
5847   {
5848     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
5849                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
5850     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
5851
5852     level.changed = TRUE;
5853   }
5854   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5855   {
5856     Request("Please choose custom element !", REQ_CONFIRM);
5857
5858     return FALSE;
5859   }
5860   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5861   {
5862     Request("Please choose group element !", REQ_CONFIRM);
5863
5864     return FALSE;
5865   }
5866   else
5867   {
5868     level.changed = TRUE;
5869   }
5870
5871   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5872   {
5873     copy_custom_element_settings(element_new, element_old);
5874   }
5875   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5876   {
5877     copy_custom_element_settings(element_old, element_new);
5878   }
5879   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5880   {
5881     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
5882     copy_custom_element_settings(element_new, element_old);
5883     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
5884
5885     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
5886     replace_custom_element_in_settings(element_new, element_old);
5887     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
5888
5889     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
5890     replace_custom_element_in_playfield(element_new, element_old);
5891     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
5892   }
5893
5894   UpdateCustomElementGraphicGadgets();
5895   DrawPropertiesWindow();
5896
5897   return TRUE;
5898 }
5899
5900 static void CopyCustomElementPropertiesToEditor(int element)
5901 {
5902   int i;
5903   int current_change_page = element_info[element].current_change_page;
5904
5905   /* dynamically (re)build selectbox for selecting change page */
5906   for (i = 0; i < element_info[element].num_change_pages; i++)
5907   {
5908     sprintf(options_change_page_strings[i], "%d", i + 1);
5909
5910     options_change_page[i].value = i;
5911     options_change_page[i].text = options_change_page_strings[i];
5912   }
5913
5914   options_change_page[i].value = -1;
5915   options_change_page[i].text = NULL;
5916
5917   /* needed here to initialize combined element properties */
5918   InitElementPropertiesEngine(level.game_version);
5919
5920   element_info[element].change =
5921     &element_info[element].change_page[current_change_page];
5922
5923   custom_element = element_info[element];
5924   custom_element_change = *element_info[element].change;
5925
5926   /* needed to initially set selectbox value variables to reliable defaults */
5927   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5928     setSelectboxValue(i, *selectbox_info[i].value);
5929
5930   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5931     custom_element_properties[i] = HAS_PROPERTY(element, i);
5932
5933   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5934     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5935
5936   /* ---------- element settings: configure (custom elements) ------------- */
5937
5938   /* set accessible layer selectbox help value */
5939   custom_element.access_type =
5940     (IS_WALKABLE(element) ? EP_WALKABLE :
5941      IS_PASSABLE(element) ? EP_PASSABLE :
5942      custom_element.access_type);
5943   custom_element.access_layer =
5944     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5945      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5946      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5947      custom_element.access_layer);
5948   custom_element.access_protected =
5949     (IS_PROTECTED(element) ? 1 : 0);
5950   custom_element_properties[EP_ACCESSIBLE] =
5951     (IS_ACCESSIBLE_OVER(element) ||
5952      IS_ACCESSIBLE_INSIDE(element) ||
5953      IS_ACCESSIBLE_UNDER(element));
5954
5955   /* set walk-to-object action selectbox help value */
5956   custom_element.walk_to_action =
5957     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5958      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5959      IS_DROPPABLE(element) ? EP_DROPPABLE :
5960      IS_THROWABLE(element) ? EP_THROWABLE :
5961      IS_PUSHABLE(element) ? EP_PUSHABLE :
5962      custom_element.walk_to_action);
5963   custom_element_properties[EP_WALK_TO_OBJECT] =
5964     (IS_DIGGABLE(element) ||
5965      IS_COLLECTIBLE_ONLY(element) ||
5966      IS_DROPPABLE(element) ||
5967      IS_THROWABLE(element) ||
5968      IS_PUSHABLE(element));
5969
5970   /* set smash targets selectbox help value */
5971   custom_element.smash_targets =
5972     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5973      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5974      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5975      custom_element.smash_targets);
5976   custom_element_properties[EP_CAN_SMASH] =
5977     (CAN_SMASH_EVERYTHING(element) ||
5978      CAN_SMASH_ENEMIES(element) ||
5979      CAN_SMASH_PLAYER(element));
5980
5981   /* set deadliness selectbox help value */
5982   custom_element.deadliness =
5983     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5984      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5985      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5986      custom_element.deadliness);
5987   custom_element_properties[EP_DEADLY] =
5988     (DONT_TOUCH(element) ||
5989      DONT_COLLIDE_WITH(element) ||
5990      DONT_RUN_INTO(element));
5991
5992   /* ---------- element settings: advanced (custom elements) --------------- */
5993
5994   /* set "change by direct action" selectbox help value */
5995   custom_element_change.direct_action =
5996     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
5997      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
5998      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
5999      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6000      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6001      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6002      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6003      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6004      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6005      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6006      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6007      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6008      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO) ? CE_COUNT_AT_ZERO :
6009      custom_element_change.direct_action);
6010
6011   /* set "change by other element action" selectbox help value */
6012   custom_element_change.other_action =
6013     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
6014      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
6015      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
6016      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
6017      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
6018      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
6019      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
6020      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
6021      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
6022      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
6023      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
6024      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6025      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6026      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6027      HAS_CHANGE_EVENT(element, CE_COUNT_AT_ZERO_OF_X) ? CE_COUNT_AT_ZERO_OF_X :
6028      custom_element_change.other_action);
6029 }
6030
6031 static void CopyGroupElementPropertiesToEditor(int element)
6032 {
6033   group_element_info = *element_info[element].group;
6034   custom_element = element_info[element];       /* needed for description */
6035 }
6036
6037 static void CopyClassicElementPropertiesToEditor(int element)
6038 {
6039   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6040     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6041       getMoveIntoAcidProperty(&level, element);
6042
6043   if (MAYBE_DONT_COLLIDE_WITH(element))
6044     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6045       getDontCollideWithProperty(&level, element);
6046 }
6047
6048 static void CopyElementPropertiesToEditor(int element)
6049 {
6050   if (IS_CUSTOM_ELEMENT(element))
6051     CopyCustomElementPropertiesToEditor(element);
6052   else if (IS_GROUP_ELEMENT(element))
6053     CopyGroupElementPropertiesToEditor(element);
6054   else
6055     CopyClassicElementPropertiesToEditor(element);
6056 }
6057
6058 static void CopyCustomElementPropertiesToGame(int element)
6059 {
6060   int i;
6061   int access_type_and_layer;
6062
6063   /* mark that this custom element has been modified */
6064   custom_element.modified_settings = TRUE;
6065   level.changed = TRUE;
6066
6067   if (level.use_custom_template)
6068   {
6069     if (Request("Copy and modify level template ?", REQ_ASK))
6070     {
6071       level.use_custom_template = FALSE;
6072       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6073                    GDI_CHECKED, FALSE, GDI_END);
6074     }
6075     else
6076     {
6077       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6078
6079       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6080     }
6081   }
6082
6083   element_info[element] = custom_element;
6084   *element_info[element].change = custom_element_change;
6085
6086   /* ---------- element settings: configure (custom elements) ------------- */
6087
6088   /* set accessible property from checkbox and selectbox */
6089   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6090   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6091   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6092   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6093   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6094   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6095   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6096                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6097                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6098   custom_element_properties[access_type_and_layer] =
6099     custom_element_properties[EP_ACCESSIBLE];
6100   custom_element_properties[EP_PROTECTED] =
6101     (custom_element.access_protected != 0 &&
6102      custom_element_properties[EP_ACCESSIBLE]);
6103
6104   /* set walk-to-object property from checkbox and selectbox */
6105   custom_element_properties[EP_DIGGABLE] = FALSE;
6106   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6107   custom_element_properties[EP_DROPPABLE] = FALSE;
6108   custom_element_properties[EP_THROWABLE] = FALSE;
6109   custom_element_properties[EP_PUSHABLE] = FALSE;
6110   custom_element_properties[custom_element.walk_to_action] =
6111     custom_element_properties[EP_WALK_TO_OBJECT];
6112
6113   /* set smash property from checkbox and selectbox */
6114   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6115   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6116   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6117   custom_element_properties[custom_element.smash_targets] =
6118     custom_element_properties[EP_CAN_SMASH];
6119
6120   /* set deadliness property from checkbox and selectbox */
6121   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6122   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6123   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6124   custom_element_properties[custom_element.deadliness] =
6125     custom_element_properties[EP_DEADLY];
6126
6127   /* ---------- element settings: advanced (custom elements) --------------- */
6128
6129   /* set player change event from checkbox and selectbox */
6130   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6131   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6132   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6133   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6134   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6135   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6136   custom_element_change_events[CE_SWITCHED] = FALSE;
6137   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6138   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6139   custom_element_change_events[CE_BLOCKED] = FALSE;
6140   custom_element_change_events[CE_IMPACT] = FALSE;
6141   custom_element_change_events[CE_SMASHED] = FALSE;
6142   custom_element_change_events[CE_COUNT_AT_ZERO] = FALSE;
6143   custom_element_change_events[custom_element_change.direct_action] =
6144     custom_element_change_events[CE_BY_DIRECT_ACTION];
6145
6146   /* set other element action change event from checkbox and selectbox */
6147   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
6148   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
6149   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
6150   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
6151   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
6152   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
6153   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
6154   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
6155   custom_element_change_events[CE_TOUCHING_X] = FALSE;
6156   custom_element_change_events[CE_HITTING_X] = FALSE;
6157   custom_element_change_events[CE_HIT_BY_X] = FALSE;
6158   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
6159   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
6160   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
6161   custom_element_change_events[CE_COUNT_AT_ZERO_OF_X] = FALSE;
6162   custom_element_change_events[custom_element_change.other_action] =
6163     custom_element_change_events[CE_BY_OTHER_ACTION];
6164
6165   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6166     SET_PROPERTY(element, i, custom_element_properties[i]);
6167
6168   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6169     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6170
6171   /* copy change events also to special level editor variable */
6172   custom_element = element_info[element];
6173   custom_element_change = *element_info[element].change;
6174 }
6175
6176 static void CopyGroupElementPropertiesToGame(int element)
6177 {
6178   element_info[element] = custom_element;
6179   *element_info[element].group = group_element_info;
6180
6181   /* mark that this group element has been modified */
6182   element_info[element].modified_settings = TRUE;
6183   level.changed = TRUE;
6184 }
6185
6186 static void CopyClassicElementPropertiesToGame(int element)
6187 {
6188   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6189     setMoveIntoAcidProperty(&level, element,
6190                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6191
6192   if (MAYBE_DONT_COLLIDE_WITH(element))
6193     setDontCollideWithProperty(&level, element,
6194                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6195 }
6196
6197 static void CopyElementPropertiesToGame(int element)
6198 {
6199   if (IS_CUSTOM_ELEMENT(element))
6200     CopyCustomElementPropertiesToGame(element);
6201   else if (IS_GROUP_ELEMENT(element))
6202     CopyGroupElementPropertiesToGame(element);
6203   else
6204     CopyClassicElementPropertiesToGame(element);
6205 }
6206
6207 void DrawLevelEd()
6208 {
6209   CloseDoor(DOOR_CLOSE_ALL);
6210   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6211
6212   if (level_editor_test_game)
6213   {
6214     CopyPlayfield(level.field, Feld);
6215     CopyPlayfield(FieldBackup, level.field);
6216
6217     level_editor_test_game = FALSE;
6218   }
6219   else
6220   {
6221     edit_mode = ED_MODE_DRAWING;
6222     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6223
6224     ResetUndoBuffer();
6225
6226     level_xpos = -1;
6227     level_ypos = -1;
6228   }
6229
6230   /* copy default editor door content to main double buffer */
6231   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6232              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6233
6234   /* draw bigger door */
6235   DrawSpecialEditorDoor();
6236
6237   /* draw new control window */
6238   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6239              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6240
6241   redraw_mask |= REDRAW_ALL;
6242
6243   ReinitializeElementListButtons();     /* custom element may look different */
6244
6245   UnmapTapeButtons();
6246   MapControlButtons();
6247
6248   DrawEditModeWindow();
6249
6250   /* copy actual editor door content to door double buffer for OpenDoor() */
6251   BlitBitmap(drawto, bitmap_db_door,
6252              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6253
6254   OpenDoor(DOOR_OPEN_1);
6255 }
6256
6257 static void AdjustDrawingAreaGadgets()
6258 {
6259   int ed_xsize = lev_fieldx + 2;
6260   int ed_ysize = lev_fieldy + 2;
6261   int max_ed_fieldx = MAX_ED_FIELDX;
6262   int max_ed_fieldy = MAX_ED_FIELDY;
6263   boolean horizontal_scrollbar_needed;
6264   boolean vertical_scrollbar_needed;
6265   int x, y, width, height;
6266   int xoffset, yoffset;
6267
6268   /* check if we need any scrollbars */
6269   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6270   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6271
6272   /* check if we have a smaller editor field because of scrollbars */
6273   if (horizontal_scrollbar_needed)
6274     max_ed_fieldy = MAX_ED_FIELDY - 1;
6275   if (vertical_scrollbar_needed)
6276     max_ed_fieldx = MAX_ED_FIELDX - 1;
6277
6278   /* check again if we now need more scrollbars because of less space */
6279   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6280   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6281
6282   /* check if editor field gets even smaller after adding new scrollbars */
6283   if (horizontal_scrollbar_needed)
6284     max_ed_fieldy = MAX_ED_FIELDY - 1;
6285   if (vertical_scrollbar_needed)
6286     max_ed_fieldx = MAX_ED_FIELDX - 1;
6287
6288   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6289   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6290
6291   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6292                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6293                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6294                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6295                GDI_END);
6296
6297   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6298   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6299
6300   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6301   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6302
6303   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6304   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6305
6306   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6307   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6308
6309   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6310                GDI_WIDTH, width,
6311                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6312                GDI_END);
6313   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6314                GDI_HEIGHT, height,
6315                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6316                GDI_END);
6317 }
6318
6319 static void AdjustLevelScrollPosition()
6320 {
6321   if (level_xpos < -1)
6322     level_xpos = -1;
6323   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6324     level_xpos = lev_fieldx - ed_fieldx + 1;
6325   if (lev_fieldx < ed_fieldx - 2)
6326     level_xpos = -1;
6327
6328   if (level_ypos < -1)
6329     level_ypos = -1;
6330   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6331     level_ypos = lev_fieldy - ed_fieldy + 1;
6332   if (lev_fieldy < ed_fieldy - 2)
6333     level_ypos = -1;
6334 }
6335
6336 static void AdjustEditorScrollbar(int id)
6337 {
6338   struct GadgetInfo *gi = level_editor_gadget[id];
6339   int items_max, items_visible, item_position;
6340
6341   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6342   {
6343     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6344     items_visible = ed_fieldx;
6345     item_position = level_xpos + 1;
6346   }
6347   else
6348   {
6349     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6350     items_visible = ed_fieldy;
6351     item_position = level_ypos + 1;
6352   }
6353
6354   if (item_position > items_max - items_visible)
6355     item_position = items_max - items_visible;
6356
6357   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6358                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6359 }
6360
6361 static void ModifyEditorCounter(int counter_id, int new_value)
6362 {
6363   int *counter_value = counterbutton_info[counter_id].value;
6364   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6365   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6366
6367   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6368
6369   if (counter_value != NULL)
6370     *counter_value = gi->textinput.number_value;
6371 }
6372
6373 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6374 {
6375   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6376   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6377
6378   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6379 }
6380
6381 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6382 {
6383   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6384   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6385   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6386
6387   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6388 }
6389
6390 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6391 {
6392   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6393   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6394
6395   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6396 }
6397
6398 static void ModifyEditorElementList()
6399 {
6400   int i;
6401
6402   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6403   {
6404     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6405     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6406     struct GadgetDesign *gd = &gi->deco.design;
6407     int element = editor_elements[element_shift + i];
6408
6409     UnmapGadget(gi);
6410     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6411     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6412     MapGadget(gi);
6413   }
6414 }
6415
6416 static void PickDrawingElement(int button, int element)
6417 {
6418   if (button < 1 || button > 3)
6419     return;
6420
6421   if (button == 1)
6422   {
6423     new_element1 = element;
6424     DrawMiniGraphicExt(drawto,
6425                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6426                        el2edimg(new_element1));
6427   }
6428   else if (button == 2)
6429   {
6430     new_element2 = element;
6431     DrawMiniGraphicExt(drawto,
6432                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6433                        el2edimg(new_element2));
6434   }
6435   else
6436   {
6437     new_element3 = element;
6438     DrawMiniGraphicExt(drawto,
6439                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6440                        el2edimg(new_element3));
6441   }
6442
6443   redraw_mask |= REDRAW_DOOR_1;
6444 }
6445
6446 static void RedrawDrawingElements()
6447 {
6448   PickDrawingElement(1, new_element1);
6449   PickDrawingElement(2, new_element2);
6450   PickDrawingElement(3, new_element3);
6451 }
6452
6453 static void DrawDrawingWindow()
6454 {
6455   stick_element_properties_window = FALSE;
6456
6457   SetMainBackgroundImage(IMG_UNDEFINED);
6458   ClearWindow();
6459
6460   UnmapLevelEditorWindowGadgets();
6461   UnmapLevelEditorToolboxCustomGadgets();
6462
6463   AdjustDrawingAreaGadgets();
6464   AdjustLevelScrollPosition();
6465   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6466   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6467
6468   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6469
6470   MapMainDrawingArea();
6471   MapLevelEditorToolboxDrawingGadgets();
6472 }
6473
6474 static void DrawLevelInfoWindow()
6475 {
6476   int i;
6477
6478   stick_element_properties_window = FALSE;
6479
6480   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6481   ClearWindow();
6482   UnmapLevelEditorWindowGadgets();
6483
6484   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6485            "Level Settings", FONT_TITLE_1);
6486   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6487            "Editor Settings", FONT_TITLE_1);
6488
6489   /* draw counter gadgets */
6490   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6491     MapCounterButtons(i);
6492
6493   /* draw selectbox gadgets */
6494   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6495     MapSelectboxGadget(i);
6496
6497   /* draw checkbutton gadgets */
6498   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6499     MapCheckbuttonGadget(i);
6500
6501   /* draw radiobutton gadgets */
6502   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6503     MapRadiobuttonGadget(i);
6504
6505   /* draw text input gadgets */
6506   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6507     MapTextInputGadget(i);
6508
6509   /* draw drawing area */
6510   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6511 }
6512
6513 static void DrawCustomContentArea()
6514 {
6515   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6516   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6517   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6518   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6519   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6520   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6521
6522   /* add distance for potential left text (without drawing area border) */
6523   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6524
6525   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6526
6527   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6528 }
6529
6530 static void DrawCustomChangeContentArea()
6531 {
6532   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6533   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6534   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6535   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6536   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6537   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6538
6539   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6540
6541   MapDrawingArea(id);
6542 }
6543
6544 static void DrawYamYamContentAreas()
6545 {
6546   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6547   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6548   int i;
6549
6550   /* display counter to choose number of element content areas */
6551   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6552
6553   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6554   {
6555     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6556
6557     if (i < level.num_yamyam_contents)
6558     {
6559       MapDrawingArea(id);
6560     }
6561     else
6562     {
6563       int font_height = getFontHeight(FONT_TEXT_1);
6564
6565       UnmapDrawingArea(id);
6566
6567       /* delete content areas in case of reducing number of them */
6568       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6569                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6570                      4 * MINI_TILEX,
6571                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6572     }
6573   }
6574
6575   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6576   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6577   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6578 }
6579
6580 static void DrawMagicBallContentAreas()
6581 {
6582   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6583   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6584   int i;
6585
6586   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6587     MapDrawingArea(ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i);
6588
6589   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6590   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6591   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6592 }
6593
6594 static void DrawGroupElementArea(int element)
6595 {
6596   int num_elements = group_element_info.num_elements;
6597   int id = ED_DRAWING_ID_GROUP_CONTENT;
6598   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6599   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6600   int xsize = MAX_ELEMENTS_IN_GROUP;
6601   int ysize = 1;
6602
6603   if (drawingarea_info[id].text_left != NULL)
6604     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6605
6606   UnmapDrawingArea(id);
6607
6608   ModifyEditorDrawingArea(id, num_elements, 1);
6609
6610   /* delete content areas in case of reducing number of them */
6611   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6612
6613   MapDrawingArea(id);
6614 }
6615
6616 static void DrawEnvelopeTextArea(int envelope_nr)
6617 {
6618   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6619   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6620
6621   UnmapGadget(gi);
6622   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6623
6624   if (envelope_nr != -1)
6625     textarea_info[id].value = level.envelope_text[envelope_nr];
6626
6627   ModifyGadget(gi, GDI_AREA_SIZE,
6628                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6629                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6630                GDI_END);
6631
6632   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6633 }
6634
6635 char *getElementDescriptionFilename(int element)
6636 {
6637   char *docs_dir = options.docs_directory;
6638   char *elements_subdir = "elements";
6639   static char *filename = NULL;
6640   char basename[MAX_FILENAME_LEN];
6641
6642   checked_free(filename);
6643
6644   /* 1st try: look for element description file for exactly this element */
6645   sprintf(basename, "%s.txt", element_info[element].token_name);
6646   filename = getPath3(docs_dir, elements_subdir, basename);
6647   if (fileExists(filename))
6648     return filename;
6649
6650   free(filename);
6651
6652   /* 2nd try: look for element description file for this element's class */
6653   sprintf(basename, "%s.txt", element_info[element].class_name);
6654   filename = getPath3(docs_dir, elements_subdir, basename);
6655   if (fileExists(filename))
6656     return filename;
6657
6658   return NULL;
6659 }
6660
6661 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6662 {
6663   int font_height = getFontHeight(font_nr);
6664   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6665   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6666   int sx = SX + pad_x;
6667   int sy = SY + pad_y;
6668   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6669
6670   if (start_line >= max_lines_per_screen)
6671     return FALSE;
6672
6673   DrawText(sx, sy + start_line * font_height, text, font_nr);
6674
6675   return TRUE;
6676 }
6677
6678 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6679 {
6680   int font_nr = FONT_TEXT_2;
6681   int font_width = getFontWidth(font_nr);
6682   int font_height = getFontHeight(font_nr);
6683   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6684   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6685   int sx = SX + pad_x;
6686   int sy = SY + pad_y + start_line * font_height;
6687   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6688   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6689
6690   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6691                           max_lines_per_screen);
6692 }
6693
6694 static void DrawPropertiesTabulatorGadgets()
6695 {
6696   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6697   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6698   int gd_x = gd->x + gd_gi->border.width / 2;
6699   int gd_y = gd->y + gd_gi->height - 1;
6700   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6701   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6702   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6703   int max_tabs = 4;
6704   int i;
6705
6706   /* draw additional "advanced" tabulator for custom elements */
6707   if (IS_CUSTOM_ELEMENT(properties_element))
6708     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6709
6710   for (i = id_first; i <= id_last; i++)
6711   {
6712     int gadget_id = textbutton_info[i].gadget_id;
6713     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6714     boolean active = (i != edit_mode_properties);
6715
6716     /* use "config 1" and "config 2" instead of "config" */
6717     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6718         IS_CUSTOM_ELEMENT(properties_element))
6719       continue;
6720
6721     /* draw background line below tabulator button */
6722     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6723
6724     /* draw solid line below inactive tabulator buttons */
6725     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6726       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6727
6728     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6729     MapTextbuttonGadget(i);
6730   }
6731
6732   /* draw little border line below tabulator buttons */
6733   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6734     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6735                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6736                   ED_GADGET_DISTANCE, tab_color);
6737 }
6738
6739 static void DrawPropertiesInfo()
6740 {
6741   static struct
6742   {
6743     int value;
6744     char *text;
6745   }
6746   properties[] =
6747   {
6748     /* configurable properties */
6749
6750     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6751     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6752     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6753     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6754     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6755     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6756     { EP_PROTECTED,             "- player is protected by it"           },
6757
6758     { EP_DIGGABLE,              "- can be digged away"                  },
6759     { EP_COLLECTIBLE,           "- can be collected"                    },
6760     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6761     { EP_THROWABLE,             "- can be thrown after collecting"      },
6762     { EP_PUSHABLE,              "- can be pushed"                       },
6763
6764     { EP_CAN_FALL,              "- can fall"                            },
6765     { EP_CAN_MOVE,              "- can move"                            },
6766
6767     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6768 #if 0
6769     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6770 #endif
6771     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6772
6773     { EP_SLIPPERY,              "- slippery for falling elements"       },
6774     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6775
6776     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6777     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6778     { EP_DONT_TOUCH,            "- deadly when touching"                },
6779
6780     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6781
6782     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6783     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6784     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6785
6786     { EP_CAN_CHANGE,            "- can change to other element"         },
6787
6788     /* pre-defined properties */
6789     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6790     { EP_SWITCHABLE,            "- can be switched"                     },
6791     { EP_HAS_CONTENT,           "- can contain other elements"          },
6792
6793     { -1,                       NULL                                    }
6794   };
6795   char *filename = getElementDescriptionFilename(properties_element);
6796   char *percentage_text = "In this level:";
6797   char *properties_text = "Standard properties:";
6798   float percentage;
6799   int num_elements_in_level;
6800   int num_standard_properties = 0;
6801   int font1_nr = FONT_TEXT_1;
6802   int font2_nr = FONT_TEXT_2;
6803   int font1_width = getFontWidth(font1_nr);
6804   int font2_height = getFontHeight(font2_nr);
6805   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6806   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6807   int screen_line = 0;
6808   int i, x, y;
6809
6810 #if DEBUG
6811   if (IS_CUSTOM_ELEMENT(properties_element))
6812   {
6813     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6814               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6815     screen_line++;
6816   }
6817   else if (IS_GROUP_ELEMENT(properties_element))
6818   {
6819     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6820               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6821     screen_line++;
6822   }
6823 #endif
6824
6825   /* ----- print number of elements / percentage of this element in level */
6826
6827   num_elements_in_level = 0;
6828   for (y = 0; y < lev_fieldy; y++)
6829     for (x = 0; x < lev_fieldx; x++)
6830       if (Feld[x][y] == properties_element)
6831         num_elements_in_level++;
6832   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6833
6834   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6835             percentage_text);
6836   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6837             pad_y + screen_line++ * font2_height, font2_nr,
6838             "%d (%.2f%%)", num_elements_in_level, percentage);
6839
6840   screen_line++;
6841
6842   /* ----- print standard properties of this element */
6843
6844   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6845             properties_text);
6846
6847   for (i = 0; properties[i].value != -1; i++)
6848   {
6849     if (!HAS_PROPERTY(properties_element, properties[i].value))
6850       continue;
6851
6852     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6853               properties[i].text);
6854     num_standard_properties++;
6855   }
6856
6857   if (num_standard_properties == 0)
6858     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6859               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6860
6861   screen_line++;
6862
6863   /* ----- print special description of this element */
6864
6865   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6866   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6867     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6868 }
6869
6870 #define TEXT_COLLECTING         "Score for collecting"
6871 #define TEXT_SMASHING           "Score for smashing"
6872 #define TEXT_SLURPING           "Score for slurping"
6873 #define TEXT_CRACKING           "Score for cracking"
6874 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
6875 #define TEXT_DURATION           "Duration when activated"
6876 #define TEXT_BALL_DELAY         "Element generation delay"
6877 #define TEXT_MOVE_SPEED         "Speed of android moving"
6878 #define TEXT_CLONE_SPEED        "Speed of android cloning"
6879 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
6880 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
6881 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
6882 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
6883
6884 static struct
6885 {
6886   int element;
6887   int *value;
6888   char *text;
6889 } elements_with_counter[] =
6890 {
6891   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6892   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6893   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6894   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6895   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6896   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6897   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
6898   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
6899   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
6900   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
6901   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
6902   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
6903   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
6904   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
6905   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
6906   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
6907   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
6908   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
6909   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
6910   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
6911   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6912   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6913   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6914   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6915   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6916   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6917   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6918   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6919   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6920   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6921   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6922   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6923   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6924   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
6925   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
6926   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
6927   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
6928   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6929   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6930   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
6931   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
6932   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
6933   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6934   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6935   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6936   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6937   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
6938   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
6939   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
6940   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
6941   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
6942   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
6943   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
6944   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
6945   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
6946   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
6947   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
6948   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
6949   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
6950   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6951   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6952   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6953   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
6954   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
6955   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
6956
6957 #if 1
6958   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
6959   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
6960   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
6961   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
6962   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
6963   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
6964   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
6965   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
6966 #endif
6967
6968 #if 1
6969   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
6970   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
6971   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
6972   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
6973   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
6974   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
6975   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
6976   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
6977 #endif
6978
6979   { -1,                 NULL,                           NULL            }
6980 };
6981
6982 static boolean checkPropertiesConfig(int element)
6983 {
6984   int i;
6985
6986   if (IS_GEM(element) ||
6987       IS_CUSTOM_ELEMENT(element) ||
6988       IS_GROUP_ELEMENT(element) ||
6989       IS_ENVELOPE(element) ||
6990       ELEM_IS_PLAYER(element) ||
6991       HAS_CONTENT(element) ||
6992       CAN_GROW(element) ||
6993       COULD_MOVE_INTO_ACID(element) ||
6994       MAYBE_DONT_COLLIDE_WITH(element))
6995     return TRUE;
6996   else
6997     for (i = 0; elements_with_counter[i].element != -1; i++)
6998       if (elements_with_counter[i].element == element)
6999         return TRUE;
7000
7001   return FALSE;
7002 }
7003
7004 static void DrawPropertiesConfig()
7005 {
7006   int max_num_element_counters = 4;
7007   int num_element_counters = 0;
7008   int i;
7009
7010   if (!checkPropertiesConfig(properties_element))
7011   {
7012     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
7013
7014     return;
7015   }
7016
7017   /* check if there are elements where a value can be chosen for */
7018   for (i = 0; elements_with_counter[i].element != -1; i++)
7019   {
7020     if (elements_with_counter[i].element == properties_element)
7021     {
7022       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
7023
7024       counterbutton_info[counter_id].y =
7025         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
7026                          (CAN_GROW(properties_element) ? 1 : 0) +
7027                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
7028                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
7029                          num_element_counters);
7030
7031       counterbutton_info[counter_id].value = elements_with_counter[i].value;
7032       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
7033
7034       if (properties_element == EL_GAME_OF_LIFE ||
7035           properties_element == EL_BIOMAZE)
7036       {
7037         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
7038         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
7039       }
7040       else
7041       {
7042         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
7043         counterbutton_info[counter_id].min_value = MIN_SCORE;
7044         counterbutton_info[counter_id].max_value = MAX_SCORE;
7045       }
7046
7047       MapCounterButtons(counter_id);
7048
7049       num_element_counters++;
7050       if (num_element_counters >= max_num_element_counters)
7051         break;
7052     }
7053   }
7054
7055   if (HAS_CONTENT(properties_element))
7056   {
7057     /* draw stickybutton gadget */
7058     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7059
7060     if (IS_AMOEBOID(properties_element))
7061       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7062     else if (properties_element == EL_YAMYAM)
7063       DrawYamYamContentAreas();
7064   }
7065
7066   if (properties_element == EL_EMC_MAGIC_BALL)
7067     DrawMagicBallContentAreas();
7068
7069   if (ELEM_IS_PLAYER(properties_element))
7070   {
7071     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7072     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7073                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7074                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7075     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7076     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7077     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7078   }
7079
7080   if (IS_GEM(properties_element))
7081     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7082
7083   if (COULD_MOVE_INTO_ACID(properties_element) &&
7084       !ELEM_IS_PLAYER(properties_element) &&
7085       (!IS_CUSTOM_ELEMENT(properties_element) ||
7086        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7087   {
7088     /* set position for checkbutton for "can move into acid" */
7089     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7090       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7091     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7092       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7093                        HAS_CONTENT(properties_element) ? 1 : 0);
7094
7095     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7096   }
7097
7098   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7099     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7100
7101   if (properties_element == EL_SPRING)
7102     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7103
7104   if (CAN_GROW(properties_element))
7105   {
7106     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7107       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7108
7109     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7110   }
7111
7112   if (IS_ENVELOPE(properties_element))
7113   {
7114     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7115     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7116     int envelope_nr = properties_element - EL_ENVELOPE_1;
7117
7118     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7119     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7120
7121     /* display counter to choose size of envelope text area */
7122     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7123     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7124
7125     DrawEnvelopeTextArea(envelope_nr);
7126   }
7127
7128   if (IS_CUSTOM_ELEMENT(properties_element))
7129   {
7130     /* draw stickybutton gadget */
7131     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7132
7133     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7134     {
7135       /* draw checkbutton gadgets */
7136       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7137            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7138         MapCheckbuttonGadget(i);
7139
7140       /* draw counter gadgets */
7141       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7142            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7143         MapCounterButtons(i);
7144
7145       /* draw selectbox gadgets */
7146       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7147            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7148         MapSelectboxGadget(i);
7149
7150       /* draw textbutton gadgets */
7151       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7152
7153       /* draw text input gadgets */
7154       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7155
7156       /* draw drawing area gadgets */
7157       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7158     }
7159     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7160     {
7161       /* draw checkbutton gadgets */
7162       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7163            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7164         MapCheckbuttonGadget(i);
7165
7166       /* draw counter gadgets */
7167       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7168            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7169         MapCounterButtons(i);
7170
7171       /* draw selectbox gadgets */
7172       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7173            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7174         MapSelectboxGadget(i);
7175
7176       /* draw drawing area gadgets */
7177       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7178       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7179       DrawCustomContentArea();
7180     }
7181   }
7182   else if (IS_GROUP_ELEMENT(properties_element))
7183   {
7184     /* draw stickybutton gadget */
7185     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7186
7187     /* draw checkbutton gadgets */
7188     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7189     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7190
7191     /* draw counter gadgets */
7192     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7193
7194     /* draw selectbox gadgets */
7195     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7196
7197     /* draw textbutton gadgets */
7198     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7199
7200     /* draw drawing area gadgets */
7201     DrawGroupElementArea(properties_element);
7202
7203     /* draw text input gadgets */
7204     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7205
7206     /* draw drawing area gadgets */
7207     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7208   }
7209 }
7210
7211 static void DrawPropertiesChangeDrawingAreas()
7212 {
7213   if (IS_CUSTOM_ELEMENT(properties_element))
7214   {
7215     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7216     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7217
7218     DrawCustomChangeContentArea();
7219   }
7220
7221   redraw_mask |= REDRAW_FIELD;
7222 }
7223
7224 static void DrawPropertiesChange()
7225 {
7226   int i;
7227
7228   /* draw stickybutton gadget */
7229   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7230
7231   /* draw checkbutton gadgets */
7232   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7233        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7234     MapCheckbuttonGadget(i);
7235
7236   /* draw counter gadgets */
7237   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7238        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7239     MapCounterButtons(i);
7240
7241   /* draw selectbox gadgets */
7242   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7243        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7244     MapSelectboxGadget(i);
7245
7246   /* draw textbutton gadgets */
7247   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7248        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7249     MapTextbuttonGadget(i);
7250
7251   /* draw graphicbutton gadgets */
7252   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7253        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7254     MapGraphicbuttonGadget(i);
7255
7256   /* draw drawing area gadgets */
7257   DrawPropertiesChangeDrawingAreas();
7258 }
7259
7260 static void DrawElementName(int x, int y, int element)
7261 {
7262   char *element_name = getElementInfoText(element);
7263   int font_nr = FONT_TEXT_1;
7264   int font_width = getFontWidth(font_nr);
7265   int font_height = getFontHeight(font_nr);
7266   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7267   int max_chars_per_line = max_text_width / font_width;
7268   char buffer[max_chars_per_line + 1];
7269
7270   if (strlen(element_name) <= max_chars_per_line)
7271     DrawTextS(x, y, font_nr, element_name);
7272   else
7273   {
7274     int next_pos = max_chars_per_line;
7275
7276     strncpy(buffer, element_name, max_chars_per_line);
7277     buffer[max_chars_per_line] = '\0';
7278
7279     if (element_name[max_chars_per_line] == ' ')
7280       next_pos++;
7281     else
7282     {
7283       int i;
7284
7285       for (i = max_chars_per_line - 1; i >= 0; i--)
7286         if (buffer[i] == ' ')
7287           break;
7288
7289       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7290       {
7291         buffer[i] = '\0';
7292         next_pos = i + 1;
7293       }
7294     }
7295
7296     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7297
7298     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7299     buffer[max_chars_per_line] = '\0';
7300
7301     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7302   }
7303 }
7304
7305 static void DrawPropertiesWindow()
7306 {
7307   int xstart = 2;
7308   int ystart = 4;
7309
7310   stick_element_properties_window = FALSE;
7311
7312   /* make sure that previous properties edit mode exists for this element */
7313   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7314       !IS_CUSTOM_ELEMENT(properties_element))
7315     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7316
7317   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7318       IS_CUSTOM_ELEMENT(properties_element))
7319     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7320
7321   CopyElementPropertiesToEditor(properties_element);
7322
7323   UnmapLevelEditorWindowGadgets();
7324   UnmapLevelEditorToolboxDrawingGadgets();
7325   UnmapLevelEditorToolboxCustomGadgets();
7326
7327   if (IS_CUSTOM_ELEMENT(properties_element) ||
7328       IS_GROUP_ELEMENT(properties_element))
7329     MapLevelEditorToolboxCustomGadgets();
7330
7331   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7332   ClearWindow();
7333
7334   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7335            "Element Settings", FONT_TITLE_1);
7336
7337   DrawElementBorder(SX + xstart * MINI_TILEX,
7338                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7339                     TILEX, TILEY, FALSE);
7340   DrawGraphicAnimationExt(drawto,
7341                           SX + xstart * MINI_TILEX,
7342                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7343                           el2img(properties_element), -1, NO_MASKING);
7344
7345   FrameCounter = 0;     /* restart animation frame counter */
7346
7347   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7348                   properties_element);
7349
7350   DrawPropertiesTabulatorGadgets();
7351
7352   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7353     DrawPropertiesInfo();
7354   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7355     DrawPropertiesChange();
7356   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7357     DrawPropertiesConfig();
7358 }
7359
7360 static void UpdateCustomElementGraphicGadgets()
7361 {
7362   int i;
7363
7364   ModifyEditorElementList();
7365   RedrawDrawingElements();
7366
7367   /* force redraw of all mapped drawing area gadgets */
7368   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7369   {
7370     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7371
7372     if (gi->mapped)
7373       MapDrawingArea(i);
7374   }
7375 }
7376
7377 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7378 {
7379   int lx = sx + level_xpos;
7380   int ly = sy + level_ypos;
7381
7382   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7383
7384   if (change_level)
7385     Feld[lx][ly] = element;
7386 }
7387
7388 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7389                      int element, boolean change_level)
7390 {
7391   if (from_y == to_y)                   /* horizontal line */
7392   {
7393     int x;
7394     int y = from_y;
7395
7396     if (from_x > to_x)
7397       swap_numbers(&from_x, &to_x);
7398
7399     for (x = from_x; x <= to_x; x++)
7400       DrawLineElement(x, y, element, change_level);
7401   }
7402   else if (from_x == to_x)              /* vertical line */
7403   {
7404     int x = from_x;
7405     int y;
7406
7407     if (from_y > to_y)
7408       swap_numbers(&from_y, &to_y);
7409
7410     for (y = from_y; y <= to_y; y++)
7411       DrawLineElement(x, y, element, change_level);
7412   }
7413   else                                  /* diagonal line */
7414   {
7415     int len_x = ABS(to_x - from_x);
7416     int len_y = ABS(to_y - from_y);
7417     int x, y;
7418
7419     if (len_y < len_x)                  /* a < 1 */
7420     {
7421       float a = (float)len_y / (float)len_x;
7422
7423       if (from_x > to_x)
7424         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7425
7426       for (x = 0; x <= len_x; x++)
7427       {
7428         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7429         DrawLineElement(from_x + x, from_y + y, element, change_level);
7430       }
7431     }
7432     else                                /* a >= 1 */
7433     {
7434       float a = (float)len_x / (float)len_y;
7435
7436       if (from_y > to_y)
7437         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7438
7439       for (y = 0; y <= len_y; y++)
7440       {
7441         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7442         DrawLineElement(from_x + x, from_y + y, element, change_level);
7443       }
7444     }
7445   }
7446 }
7447
7448 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7449                     int element, boolean change_level)
7450 {
7451   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7452   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7453   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7454   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7455 }
7456
7457 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7458                           int element, boolean change_level)
7459 {
7460   int y;
7461
7462   if (from_y > to_y)
7463     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7464
7465   for (y = from_y; y <= to_y; y++)
7466     DrawLine(from_x, y, to_x, y, element, change_level);
7467 }
7468
7469 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7470                        int element, boolean change_level)
7471 {
7472   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7473   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7474   int len_x = ABS(to_x - from_x);
7475   int len_y = ABS(to_y - from_y);
7476   int radius, x, y;
7477
7478   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7479
7480   /* not optimal (some points get drawn twice) but simple,
7481      and fast enough for the few points we are drawing */
7482
7483   for (x = 0; x <= radius; x++)
7484   {
7485     int sx, sy, lx, ly;
7486
7487     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7488
7489     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7490     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7491     lx = sx + level_xpos;
7492     ly = sy + level_ypos;
7493
7494     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7495       DrawLineElement(sx, sy, element, change_level);
7496   }
7497
7498   for (y = 0; y <= radius; y++)
7499   {
7500     int sx, sy, lx, ly;
7501
7502     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7503
7504     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7505     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7506     lx = sx + level_xpos;
7507     ly = sy + level_ypos;
7508
7509     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7510       DrawLineElement(sx, sy, element, change_level);
7511   }
7512 }
7513
7514 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7515                     int element, boolean change_level)
7516 {
7517   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7518   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7519
7520   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7521 }
7522
7523 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7524
7525 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7526 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7527                        int element, boolean change_level)
7528 {
7529   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7530   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7531   int mirror_to_x2 = from_x - (to_x2 - from_x);
7532   int mirror_to_y2 = from_y - (to_y2 - from_y);
7533
7534   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7535   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7536   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7537   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7538 }
7539 #endif
7540
7541 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7542 {
7543   int from_sx, from_sy;
7544   int to_sx, to_sy;
7545
7546   if (from_x > to_x)
7547     swap_numbers(&from_x, &to_x);
7548
7549   if (from_y > to_y)
7550     swap_numbers(&from_y, &to_y);
7551
7552   from_sx = SX + from_x * MINI_TILEX;
7553   from_sy = SY + from_y * MINI_TILEY;
7554   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7555   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7556
7557   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7558   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7559   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7560   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7561
7562   if (from_x == to_x && from_y == to_y)
7563     MarkTileDirty(from_x/2, from_y/2);
7564   else
7565     redraw_mask |= REDRAW_FIELD;
7566 }
7567
7568 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7569                        int element, boolean change_level)
7570 {
7571   if (element == -1 || change_level)
7572     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7573   else
7574     DrawAreaBorder(from_x, from_y, to_x, to_y);
7575 }
7576
7577 /* values for CopyBrushExt() */
7578 #define CB_AREA_TO_BRUSH        0
7579 #define CB_BRUSH_TO_CURSOR      1
7580 #define CB_BRUSH_TO_LEVEL       2
7581 #define CB_DELETE_OLD_CURSOR    3
7582 #define CB_DUMP_BRUSH           4
7583 #define CB_DUMP_BRUSH_SMALL     5
7584
7585 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7586                          int button, int mode)
7587 {
7588   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7589   static int brush_width, brush_height;
7590   static int last_cursor_x = -1, last_cursor_y = -1;
7591   static boolean delete_old_brush;
7592   int new_element = BUTTON_ELEMENT(button);
7593   int x, y;
7594
7595   if (mode == CB_DUMP_BRUSH ||
7596       mode == CB_DUMP_BRUSH_SMALL)
7597   {
7598     if (!draw_with_brush)
7599     {
7600       Error(ERR_WARN, "no brush selected");
7601
7602       return;
7603     }
7604
7605     for (y = 0; y < brush_height; y++)
7606     {
7607       for (x = 0; x < brush_width; x++)
7608       {
7609         int element = brush_buffer[x][y];
7610         int element_mapped = element;
7611
7612         if (IS_CUSTOM_ELEMENT(element))
7613           element_mapped = EL_CUSTOM_START;
7614         else if (IS_GROUP_ELEMENT(element))
7615           element_mapped = EL_GROUP_START;
7616         else if (element >= NUM_FILE_ELEMENTS)
7617           element_mapped = EL_UNKNOWN;
7618
7619         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
7620       }
7621
7622       printf("\n");
7623     }
7624
7625     return;
7626   }
7627
7628   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7629     return;
7630
7631   if (mode == CB_AREA_TO_BRUSH)
7632   {
7633     int from_lx, from_ly;
7634
7635     if (from_x > to_x)
7636       swap_numbers(&from_x, &to_x);
7637
7638     if (from_y > to_y)
7639       swap_numbers(&from_y, &to_y);
7640
7641     brush_width = to_x - from_x + 1;
7642     brush_height = to_y - from_y + 1;
7643
7644     from_lx = from_x + level_xpos;
7645     from_ly = from_y + level_ypos;
7646
7647     for (y = 0; y < brush_height; y++)
7648     {
7649       for (x=0; x < brush_width; x++)
7650       {
7651         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7652
7653         if (button != 1)
7654           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7655       }
7656     }
7657
7658     if (button != 1)
7659       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7660
7661     delete_old_brush = FALSE;
7662   }
7663   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7664            mode == CB_BRUSH_TO_LEVEL)
7665   {
7666     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7667     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7668     int cursor_from_x = cursor_x - brush_width / 2;
7669     int cursor_from_y = cursor_y - brush_height / 2;
7670     int border_from_x = cursor_x, border_from_y = cursor_y;
7671     int border_to_x = cursor_x, border_to_y = cursor_y;
7672
7673     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7674       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7675
7676     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7677         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7678     {
7679       delete_old_brush = FALSE;
7680       return;
7681     }
7682
7683     for (y = 0; y < brush_height; y++)
7684     {
7685       for (x = 0; x < brush_width; x++)
7686       {
7687         int sx = cursor_from_x + x;
7688         int sy = cursor_from_y + y;
7689         int lx = sx + level_xpos;
7690         int ly = sy + level_ypos;
7691         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7692         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7693                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7694                        brush_buffer[x][y] : new_element);
7695
7696         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7697         {
7698           if (sx < border_from_x)
7699             border_from_x = sx;
7700           else if (sx > border_to_x)
7701             border_to_x = sx;
7702           if (sy < border_from_y)
7703             border_from_y = sy;
7704           else if (sy > border_to_y)
7705             border_to_y = sy;
7706
7707           DrawLineElement(sx, sy, element, change_level);
7708         }
7709       }
7710     }
7711
7712     if (mode != CB_DELETE_OLD_CURSOR)
7713       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7714
7715     last_cursor_x = cursor_x;
7716     last_cursor_y = cursor_y;
7717     delete_old_brush = TRUE;
7718   }
7719 }
7720
7721 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7722                             int button)
7723 {
7724   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7725 }
7726
7727 static void CopyBrushToLevel(int x, int y, int button)
7728 {
7729   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7730 }
7731
7732 static void CopyBrushToCursor(int x, int y)
7733 {
7734   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7735 }
7736
7737 static void DeleteBrushFromCursor()
7738 {
7739   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7740 }
7741
7742 void DumpBrush()
7743 {
7744   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7745 }
7746
7747 void DumpBrush_Small()
7748 {
7749   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
7750 }
7751
7752 static void FloodFill(int from_x, int from_y, int fill_element)
7753 {
7754   int i,x,y;
7755   int old_element;
7756   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7757   static int safety = 0;
7758
7759   /* check if starting field still has the desired content */
7760   if (Feld[from_x][from_y] == fill_element)
7761     return;
7762
7763   safety++;
7764
7765   if (safety > lev_fieldx*lev_fieldy)
7766     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7767
7768   old_element = Feld[from_x][from_y];
7769   Feld[from_x][from_y] = fill_element;
7770
7771   for (i = 0; i < 4; i++)
7772   {
7773     x = from_x + check[i][0];
7774     y = from_y + check[i][1];
7775
7776     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7777       FloodFill(x, y, fill_element);
7778   }
7779
7780   safety--;
7781 }
7782
7783 /* values for DrawLevelText() modes */
7784 #define TEXT_INIT               0
7785 #define TEXT_SETCURSOR          1
7786 #define TEXT_WRITECHAR          2
7787 #define TEXT_BACKSPACE          3
7788 #define TEXT_NEWLINE            4
7789 #define TEXT_END                5
7790 #define TEXT_QUERY_TYPING       6
7791
7792 static int DrawLevelText(int sx, int sy, char letter, int mode)
7793 {
7794   static short delete_buffer[MAX_LEV_FIELDX];
7795   static int start_sx, start_sy;
7796   static int last_sx, last_sy;
7797   static boolean typing = FALSE;
7798   int letter_element = EL_CHAR_ASCII0 + letter;
7799   int lx = 0, ly = 0;
7800
7801   /* map lower case letters to upper case and convert special characters */
7802   if (letter >= 'a' && letter <= 'z')
7803     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7804   else if (letter == 'ä' || letter == 'Ä')
7805     letter_element = EL_CHAR_AUMLAUT;
7806   else if (letter == 'ö' || letter == 'Ö')
7807     letter_element = EL_CHAR_OUMLAUT;
7808   else if (letter == 'ü' || letter == 'Ü')
7809     letter_element = EL_CHAR_UUMLAUT;
7810   else if (letter == '^')
7811     letter_element = EL_CHAR_COPYRIGHT;
7812   else
7813     letter_element = EL_CHAR_ASCII0 + letter;
7814
7815   if (mode != TEXT_INIT)
7816   {
7817     if (!typing)
7818       return FALSE;
7819
7820     if (mode != TEXT_SETCURSOR)
7821     {
7822       sx = last_sx;
7823       sy = last_sy;
7824     }
7825
7826     lx = last_sx + level_xpos;
7827     ly = last_sy + level_ypos;
7828   }
7829
7830   switch (mode)
7831   {
7832     case TEXT_INIT:
7833       if (typing)
7834         DrawLevelText(0, 0, 0, TEXT_END);
7835
7836       typing = TRUE;
7837       start_sx = last_sx = sx;
7838       start_sy = last_sy = sy;
7839       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7840       break;
7841
7842     case TEXT_SETCURSOR:
7843       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7844       DrawAreaBorder(sx, sy, sx, sy);
7845       last_sx = sx;
7846       last_sy = sy;
7847       break;
7848
7849     case TEXT_WRITECHAR:
7850       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7851       {
7852         delete_buffer[sx - start_sx] = Feld[lx][ly];
7853         Feld[lx][ly] = letter_element;
7854
7855         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7856           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7857         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7858           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7859         else
7860           DrawLevelText(0, 0, 0, TEXT_END);
7861
7862         level.changed = TRUE;
7863       }
7864       break;
7865
7866     case TEXT_BACKSPACE:
7867       if (sx > start_sx)
7868       {
7869         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7870         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7871         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7872       }
7873       break;
7874
7875     case TEXT_NEWLINE:
7876       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7877         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7878       else
7879         DrawLevelText(0, 0, 0, TEXT_END);
7880       break;
7881
7882     case TEXT_END:
7883       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7884       DrawMiniElement(sx, sy, Feld[lx][ly]);
7885       typing = FALSE;
7886       break;
7887
7888     case TEXT_QUERY_TYPING:
7889       break;
7890
7891     default:
7892       break;
7893   }
7894
7895   return typing;
7896 }
7897
7898 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7899                           int element, boolean change_level)
7900 {
7901   int lx = sx + level_xpos;
7902   int ly = sy + level_ypos;
7903
7904   if (element == -1)
7905     DrawMiniElement(sx, sy, Feld[lx][ly]);
7906   else
7907     DrawAreaBorder(sx, sy, sx, sy);
7908 }
7909
7910 static void CopyLevelToUndoBuffer(int mode)
7911 {
7912   static boolean accumulated_undo = FALSE;
7913   boolean new_undo_buffer_position = TRUE;
7914   int last_border_element;
7915   int x, y;
7916
7917   switch (mode)
7918   {
7919     case UNDO_IMMEDIATE:
7920       accumulated_undo = FALSE;
7921       break;
7922
7923     case UNDO_ACCUMULATE:
7924       if (accumulated_undo)
7925         new_undo_buffer_position = FALSE;
7926       accumulated_undo = TRUE;
7927       break;
7928
7929     default:
7930       break;
7931   }
7932
7933   if (new_undo_buffer_position)
7934   {
7935     /* new position in undo buffer ring */
7936     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
7937
7938     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
7939       undo_buffer_steps++;
7940   }
7941
7942   for (x = 0; x < lev_fieldx; x++)
7943     for (y = 0; y < lev_fieldy; y++)
7944       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
7945
7946   /* check if drawing operation forces change of border style */
7947   last_border_element = BorderElement;
7948   SetBorderElement();
7949   if (BorderElement != last_border_element)
7950     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7951
7952   level.changed = TRUE;
7953 }
7954
7955 static void RandomPlacement(int new_element)
7956 {
7957   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
7958   int num_free_positions = 0;
7959   int num_percentage, num_elements;
7960   int x, y;
7961
7962   /* determine number of free positions for randomly placing the new element */
7963   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
7964   {
7965     free_position[x][y] =
7966       (random_placement_background_restricted ?
7967        Feld[x][y] == random_placement_background_element :
7968        Feld[x][y] != new_element);
7969
7970     if (free_position[x][y])
7971       num_free_positions++;
7972   }
7973
7974   /* determine number of new elements to place there */
7975   num_percentage = num_free_positions * random_placement_value / 100;
7976   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
7977                   num_percentage : random_placement_value);
7978
7979   /* if less free positions than elements to place, fill all these positions */
7980   if (num_free_positions < num_elements)
7981   {
7982     for (x = 0; x < lev_fieldx; x++)
7983       for (y = 0; y < lev_fieldy; y++)
7984         if (free_position[x][y])
7985           Feld[x][y] = new_element;
7986   }
7987   else
7988   {
7989     while (num_elements > 0)
7990     {
7991       x = RND(lev_fieldx);
7992       y = RND(lev_fieldy);
7993
7994       /* don't place element at the same position twice */
7995       if (free_position[x][y])
7996       {
7997         free_position[x][y] = FALSE;
7998         Feld[x][y] = new_element;
7999         num_elements--;
8000       }
8001     }
8002   }
8003
8004   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8005   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8006 }
8007
8008 void WrapLevel(int dx, int dy)
8009 {
8010   int wrap_dx = lev_fieldx - dx;
8011   int wrap_dy = lev_fieldy - dy;
8012   int x, y;
8013
8014   for (x = 0; x < lev_fieldx; x++)
8015     for (y = 0; y < lev_fieldy; y++)
8016       FieldBackup[x][y] = Feld[x][y];
8017
8018   for (x = 0; x < lev_fieldx; x++)
8019     for (y = 0; y < lev_fieldy; y++)
8020       Feld[x][y] =
8021         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
8022
8023   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8024   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
8025 }
8026
8027 static void HandleDrawingAreas(struct GadgetInfo *gi)
8028 {
8029   static boolean started_inside_drawing_area = FALSE;
8030   int id = gi->custom_id;
8031   boolean button_press_event;
8032   boolean button_release_event;
8033   boolean inside_drawing_area = !gi->event.off_borders;
8034   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
8035   int actual_drawing_function;
8036   int button = gi->event.button;
8037   int new_element = BUTTON_ELEMENT(button);
8038   int sx = gi->event.x, sy = gi->event.y;
8039   int min_sx = 0, min_sy = 0;
8040   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
8041   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
8042   int lx = 0, ly = 0;
8043   int min_lx = 0, min_ly = 0;
8044   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8045   int x, y;
8046
8047   /* handle info callback for each invocation of action callback */
8048   gi->callback_info(gi);
8049
8050   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8051   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8052
8053   /* make sure to stay inside drawing area boundaries */
8054   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8055   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8056
8057   if (draw_level)
8058   {
8059     /* get positions inside level field */
8060     lx = sx + level_xpos;
8061     ly = sy + level_ypos;
8062
8063     if (!IN_LEV_FIELD(lx, ly))
8064       inside_drawing_area = FALSE;
8065
8066     /* make sure to stay inside level field boundaries */
8067     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8068     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8069
8070     /* correct drawing area positions accordingly */
8071     sx = lx - level_xpos;
8072     sy = ly - level_ypos;
8073   }
8074
8075   if (button_press_event)
8076     started_inside_drawing_area = inside_drawing_area;
8077
8078   if (!started_inside_drawing_area)
8079     return;
8080
8081 #if 1
8082   if (!IS_VALID_BUTTON(button))
8083     return;
8084 #endif
8085
8086   if (!button && !button_release_event)
8087     return;
8088
8089   /* automatically switch to 'single item' drawing mode, if needed */
8090   actual_drawing_function =
8091     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8092      drawing_function : GADGET_ID_SINGLE_ITEMS);
8093
8094   /* clicking into drawing area with pressed Control key picks element */
8095   if (GetKeyModState() & KMOD_Control)
8096   {
8097     last_drawing_function = drawing_function;
8098     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8099   }
8100
8101   switch (actual_drawing_function)
8102   {
8103     case GADGET_ID_SINGLE_ITEMS:
8104       if (draw_level)
8105       {
8106         if (button_release_event)
8107         {
8108           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8109
8110           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8111               !inside_drawing_area)
8112             DeleteBrushFromCursor();
8113         }
8114
8115         if (!button)
8116           break;
8117
8118         if (draw_with_brush)
8119         {
8120           if (!button_release_event)
8121             CopyBrushToLevel(sx, sy, button);
8122         }
8123         else if (new_element != Feld[lx][ly])
8124         {
8125           if (new_element == EL_PLAYER_1)
8126           {
8127             /* remove player at old position */
8128             for (y = 0; y < lev_fieldy; y++)
8129             {
8130               for (x = 0; x < lev_fieldx; x++)
8131               {
8132                 if (Feld[x][y] == EL_PLAYER_1)
8133                 {
8134                   Feld[x][y] = EL_EMPTY;
8135                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8136                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8137                     DrawMiniElement(x - level_xpos, y - level_ypos,
8138                                     EL_EMPTY);
8139                 }
8140               }
8141             }
8142           }
8143
8144           Feld[lx][ly] = new_element;
8145           DrawMiniElement(sx, sy, new_element);
8146         }
8147       }
8148       else
8149       {
8150         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8151           DrawMiniGraphicExt(drawto,
8152                              gi->x + sx * MINI_TILEX,
8153                              gi->y + sy * MINI_TILEY,
8154                              el2edimg(new_element));
8155         else
8156           DrawGraphicExt(drawto,
8157                          gi->x + sx * TILEX,
8158                          gi->y + sy * TILEY,
8159                          el2img(new_element), 0);
8160
8161         if (id == GADGET_ID_AMOEBA_CONTENT)
8162           level.amoeba_content = new_element;
8163         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8164         {
8165           new_element = GFX_ELEMENT(new_element);
8166           custom_element.gfx_element = new_element;
8167
8168           CopyElementPropertiesToGame(properties_element);
8169
8170           UpdateCustomElementGraphicGadgets();
8171
8172           FrameCounter = 0;     /* restart animation frame counter */
8173         }
8174         else if (id == GADGET_ID_CUSTOM_CONTENT)
8175         {
8176           custom_element.content.e[sx][sy] = new_element;
8177
8178           CopyCustomElementPropertiesToGame(properties_element);
8179         }
8180         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8181         {
8182           custom_element.move_enter_element = new_element;
8183
8184           CopyCustomElementPropertiesToGame(properties_element);
8185         }
8186         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8187         {
8188           custom_element.move_leave_element = new_element;
8189
8190           CopyCustomElementPropertiesToGame(properties_element);
8191         }
8192         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8193         {
8194           custom_element_change.target_element = new_element;
8195
8196           CopyCustomElementPropertiesToGame(properties_element);
8197         }
8198         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8199         {
8200           custom_element_change.target_content.e[sx][sy] = new_element;
8201
8202           CopyCustomElementPropertiesToGame(properties_element);
8203         }
8204         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8205         {
8206           custom_element_change.trigger_element = new_element;
8207
8208           CopyCustomElementPropertiesToGame(properties_element);
8209         }
8210         else if (id == GADGET_ID_GROUP_CONTENT)
8211         {
8212           group_element_info.element[sx] = new_element;
8213
8214           CopyGroupElementPropertiesToGame(properties_element);
8215         }
8216         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8217           random_placement_background_element = new_element;
8218         else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8219                  id <= GADGET_ID_YAMYAM_CONTENT_7)
8220           level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0].e[sx][sy] =
8221             new_element;
8222         else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8223                  id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8224           level.ball_content[id - GADGET_ID_MAGIC_BALL_CONTENT_0].e[sx][sy] =
8225             new_element;
8226       }
8227       break;
8228
8229     case GADGET_ID_CONNECTED_ITEMS:
8230       {
8231         static int last_sx = -1;
8232         static int last_sy = -1;
8233
8234         if (button_release_event)
8235           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8236
8237         if (button)
8238         {
8239           if (!button_press_event)
8240             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8241
8242           last_sx = sx;
8243           last_sy = sy;
8244         }
8245       }
8246       break;
8247
8248     case GADGET_ID_LINE:
8249     case GADGET_ID_ARC:
8250     case GADGET_ID_RECTANGLE:
8251     case GADGET_ID_FILLED_BOX:
8252     case GADGET_ID_GRAB_BRUSH:
8253     case GADGET_ID_TEXT:
8254       {
8255         static int last_sx = -1;
8256         static int last_sy = -1;
8257         static int start_sx = -1;
8258         static int start_sy = -1;
8259         void (*draw_func)(int, int, int, int, int, boolean);
8260
8261         if (drawing_function == GADGET_ID_LINE)
8262           draw_func = DrawLine;
8263         else if (drawing_function == GADGET_ID_ARC)
8264           draw_func = DrawArc;
8265         else if (drawing_function == GADGET_ID_RECTANGLE)
8266           draw_func = DrawBox;
8267         else if (drawing_function == GADGET_ID_FILLED_BOX)
8268           draw_func = DrawFilledBox;
8269         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8270           draw_func = SelectArea;
8271         else /* (drawing_function == GADGET_ID_TEXT) */
8272           draw_func = SetTextCursor;
8273
8274         if (button_press_event)
8275         {
8276           draw_func(sx, sy, sx, sy, new_element, FALSE);
8277           start_sx = last_sx = sx;
8278           start_sy = last_sy = sy;
8279
8280           if (drawing_function == GADGET_ID_TEXT)
8281             DrawLevelText(0, 0, 0, TEXT_END);
8282         }
8283         else if (button_release_event)
8284         {
8285           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8286           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8287           {
8288             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8289             CopyBrushToCursor(sx, sy);
8290             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8291                           MB_LEFTBUTTON);
8292             draw_with_brush = TRUE;
8293           }
8294           else if (drawing_function == GADGET_ID_TEXT)
8295             DrawLevelText(sx, sy, 0, TEXT_INIT);
8296           else
8297             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8298         }
8299         else if (last_sx != sx || last_sy != sy)
8300         {
8301           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8302           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8303           last_sx = sx;
8304           last_sy = sy;
8305         }
8306       }
8307       break;
8308
8309     case GADGET_ID_FLOOD_FILL:
8310       if (button_press_event && Feld[lx][ly] != new_element)
8311       {
8312         FloodFill(lx, ly, new_element);
8313         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8314         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8315       }
8316       break;
8317
8318     case GADGET_ID_PICK_ELEMENT:
8319       if (button_release_event)
8320         ClickOnGadget(level_editor_gadget[last_drawing_function],
8321                       MB_LEFTBUTTON);
8322       else if (draw_level)
8323         PickDrawingElement(button, Feld[lx][ly]);
8324       else if (id == GADGET_ID_AMOEBA_CONTENT)
8325         PickDrawingElement(button, level.amoeba_content);
8326       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8327         PickDrawingElement(button, custom_element.gfx_element);
8328       else if (id == GADGET_ID_CUSTOM_CONTENT)
8329         PickDrawingElement(button, custom_element.content.e[sx][sy]);
8330       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8331         PickDrawingElement(button, custom_element.move_enter_element);
8332       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8333         PickDrawingElement(button, custom_element.move_leave_element);
8334       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8335         PickDrawingElement(button, custom_element_change.target_element);
8336       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8337         PickDrawingElement(button, custom_element_change.target_content.e[sx][sy]);
8338       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8339         PickDrawingElement(button, custom_element_change.trigger_element);
8340       else if (id == GADGET_ID_GROUP_CONTENT)
8341         PickDrawingElement(button, group_element_info.element[sx]);
8342       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8343         PickDrawingElement(button, random_placement_background_element);
8344       else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8345                id <= GADGET_ID_YAMYAM_CONTENT_7)
8346       {
8347         int i = id - GADGET_ID_YAMYAM_CONTENT_0;
8348
8349         PickDrawingElement(button, level.yamyam_content[i].e[sx][sy]);
8350       }
8351       else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8352                id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8353       {
8354         int i = id - GADGET_ID_MAGIC_BALL_CONTENT_0;
8355
8356         PickDrawingElement(button, level.ball_content[i].e[sx][sy]);
8357       }
8358
8359       break;
8360
8361     default:
8362       break;
8363   }
8364 }
8365
8366 static void HandleCounterButtons(struct GadgetInfo *gi)
8367 {
8368   int gadget_id = gi->custom_id;
8369   int counter_id = gi->custom_type_id;
8370   int button = gi->event.button;
8371   int *counter_value = counterbutton_info[counter_id].value;
8372   int step = BUTTON_STEPSIZE(button) *
8373     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8374
8375   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8376   {
8377     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8378     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8379     boolean level_changed = LevelChanged();
8380
8381     if ((level_changed && pressed) || (!level_changed && released))
8382       return;
8383
8384     if (level_changed && !Request("Level has changed ! Discard changes ?",
8385                                   REQ_ASK))
8386     {
8387       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8388         ModifyEditorCounter(counter_id, *counter_value);
8389
8390       return;
8391     }
8392   }
8393
8394   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8395     *counter_value = gi->textinput.number_value;
8396   else
8397     ModifyEditorCounter(counter_id, *counter_value + step);
8398
8399   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8400   {
8401       LoadLevel(level_nr);
8402       TapeErase();
8403       ResetUndoBuffer();
8404       DrawEditModeWindow();
8405
8406       return;
8407   }
8408
8409   switch (counter_id)
8410   {
8411     case ED_COUNTER_ID_YAMYAM_CONTENT:
8412       DrawYamYamContentAreas();
8413       break;
8414
8415     case ED_COUNTER_ID_GROUP_CONTENT:
8416       DrawGroupElementArea(properties_element);
8417       CopyGroupElementPropertiesToGame(properties_element);
8418       break;
8419
8420     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8421     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8422       DrawEnvelopeTextArea(-1);
8423       break;
8424
8425     case ED_COUNTER_ID_LEVEL_XSIZE:
8426     case ED_COUNTER_ID_LEVEL_YSIZE:
8427       lev_fieldx = level.fieldx;
8428       lev_fieldy = level.fieldy;
8429       break;
8430
8431     default:
8432       break;
8433   }
8434
8435   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8436        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8437       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8438        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8439     CopyElementPropertiesToGame(properties_element);
8440
8441   level.changed = TRUE;
8442 }
8443
8444 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8445 {
8446   int type_id = gi->custom_type_id;
8447
8448   strcpy(textinput_info[type_id].value, gi->textinput.value);
8449
8450   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8451   {
8452     CopyElementPropertiesToGame(properties_element);
8453
8454     ModifyEditorElementList();  /* update changed button info text */
8455   }
8456
8457   level.changed = TRUE;
8458 }
8459
8460 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8461 {
8462   int type_id = gi->custom_type_id;
8463
8464   strcpy(textarea_info[type_id].value, gi->textarea.value);
8465
8466   level.changed = TRUE;
8467 }
8468
8469 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8470 {
8471   int type_id = gi->custom_type_id;
8472
8473   *selectbox_info[type_id].value =
8474     selectbox_info[type_id].options[gi->selectbox.index].value;
8475
8476   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8477   {
8478     element_info[properties_element].current_change_page = gi->selectbox.index;
8479
8480     DrawPropertiesWindow();
8481   }
8482   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8483             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8484            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8485             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8486            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8487   {
8488     CopyElementPropertiesToGame(properties_element);
8489
8490     level.changed = TRUE;
8491   }
8492 }
8493
8494 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8495 {
8496   int type_id = gi->custom_type_id;
8497   int i;
8498
8499   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8500       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8501   {
8502     edit_mode_properties = gi->custom_type_id;
8503
8504     DrawPropertiesWindow();
8505   }
8506   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8507   {
8508     char *template_filename = getDefaultLevelFilename(-1);
8509     boolean new_template = !fileExists(template_filename);
8510
8511     if (new_template ||
8512         Request("Save this template and kill the old ?", REQ_ASK))
8513       SaveLevelTemplate();
8514
8515     if (new_template)
8516       Request("Template saved !", REQ_CONFIRM);
8517   }
8518   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8519            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8520   {
8521     struct ElementInfo *ei = &element_info[properties_element];
8522
8523     setElementChangePages(ei, ei->num_change_pages + 1);
8524
8525     /* set new change page to be new current change page */
8526     ei->current_change_page = ei->num_change_pages - 1;
8527     ei->change = &ei->change_page[ei->current_change_page];
8528
8529     setElementChangeInfoToDefaults(ei->change);
8530
8531     DrawPropertiesWindow();
8532
8533     level.changed = TRUE;
8534   }
8535   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8536            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8537   {
8538     struct ElementInfo *ei = &element_info[properties_element];
8539
8540     /* copy all change pages after change page to be deleted */
8541     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8542       ei->change_page[i] = ei->change_page[i + 1];
8543
8544     setElementChangePages(ei, ei->num_change_pages - 1);
8545
8546     DrawPropertiesWindow();
8547
8548     level.changed = TRUE;
8549   }
8550 }
8551
8552 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8553 {
8554   int type_id = gi->custom_type_id;
8555
8556   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8557       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8558   {
8559     struct ElementInfo *ei = &element_info[properties_element];
8560     int step = BUTTON_STEPSIZE(gi->event.button);
8561
8562     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8563     ei->current_change_page += step;
8564
8565     if (ei->current_change_page < 0)
8566       ei->current_change_page = 0;
8567     else if (ei->current_change_page >= ei->num_change_pages)
8568       ei->current_change_page = ei->num_change_pages - 1;
8569
8570     DrawPropertiesWindow();
8571   }
8572   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8573            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8574   {
8575     struct ElementInfo *ei = &element_info[properties_element];
8576     int current_change_page = ei->current_change_page;
8577
8578     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8579       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8580         ei->change_page[current_change_page];
8581     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8582     {
8583       ei->change_page[current_change_page] =
8584         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8585
8586       level.changed = TRUE;
8587     }
8588
8589     DrawPropertiesWindow();
8590   }
8591 }
8592
8593 static void HandleRadiobuttons(struct GadgetInfo *gi)
8594 {
8595   *radiobutton_info[gi->custom_type_id].value =
8596     radiobutton_info[gi->custom_type_id].checked_value;
8597
8598   level.changed = TRUE;
8599 }
8600
8601 static void HandleCheckbuttons(struct GadgetInfo *gi)
8602 {
8603   int type_id = gi->custom_type_id;
8604
8605   *checkbutton_info[type_id].value ^= TRUE;
8606
8607   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8608       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8609       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8610       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8611          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8612         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8613          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8614        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8615   {
8616     CopyElementPropertiesToGame(properties_element);
8617   }
8618
8619   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8620   {
8621     UpdateCustomElementGraphicGadgets();
8622   }
8623   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8624   {
8625     char *template_filename = getDefaultLevelFilename(-1);
8626
8627     if (level.use_custom_template && !fileExists(template_filename))
8628     {
8629       Request("No level template found !", REQ_CONFIRM);
8630
8631       level.use_custom_template = FALSE;
8632       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8633
8634       return;
8635     }
8636
8637     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8638
8639     DrawEditModeWindow();
8640   }
8641
8642   level.changed = TRUE;
8643 }
8644
8645 static void HandleControlButtons(struct GadgetInfo *gi)
8646 {
8647   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8648   static int last_edit_mode = ED_MODE_DRAWING;
8649   static int last_custom_copy_mode = -1;
8650   int id = gi->custom_id;
8651   int button = gi->event.button;
8652   int step = BUTTON_STEPSIZE(button);
8653   int new_element = BUTTON_ELEMENT(button);
8654   int x, y;
8655
8656 #if 0
8657   /* MAKES PROBLEMS WITH ELEMENT LIST SCROLLBAR AND IS PROBABLY NOT NEEDED */
8658   /* !!! CHECK WHAT HAPPENS WHEN MOUSE WHEEL IS USED OVER ELEMENT LIST !!! */
8659
8660   if (!IS_VALID_BUTTON(button))
8661     return;
8662 #endif
8663
8664   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8665     DrawLevelText(0, 0, 0, TEXT_END);
8666
8667   if (id < ED_NUM_CTRL1_BUTTONS &&
8668       id != GADGET_ID_SINGLE_ITEMS &&
8669       id != GADGET_ID_PROPERTIES &&
8670       id != GADGET_ID_PICK_ELEMENT &&
8671       edit_mode != ED_MODE_DRAWING &&
8672       drawing_function != GADGET_ID_PICK_ELEMENT &&
8673       !(GetKeyModState() & KMOD_Control))
8674   {
8675     DrawDrawingWindow();
8676     edit_mode = ED_MODE_DRAWING;
8677   }
8678
8679   /* element copy mode active, but no element button pressed => deactivate */
8680   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8681     last_custom_copy_mode = -1;
8682
8683   switch (id)
8684   {
8685     case GADGET_ID_SCROLL_LEFT:
8686       if (level_xpos >= 0)
8687       {
8688         if (lev_fieldx < ed_fieldx - 2)
8689           break;
8690
8691         level_xpos -= step;
8692         if (level_xpos < -1)
8693           level_xpos = -1;
8694         if (button == 1)
8695           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8696         else
8697           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8698
8699         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8700                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8701       }
8702       break;
8703
8704     case GADGET_ID_SCROLL_RIGHT:
8705       if (level_xpos <= lev_fieldx - ed_fieldx)
8706       {
8707         if (lev_fieldx < ed_fieldx - 2)
8708           break;
8709
8710         level_xpos += step;
8711         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8712           level_xpos = lev_fieldx - ed_fieldx + 1;
8713         if (button == 1)
8714           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8715         else
8716           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8717
8718         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8719                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8720       }
8721       break;
8722
8723     case GADGET_ID_SCROLL_UP:
8724       if (level_ypos >= 0)
8725       {
8726         if (lev_fieldy < ed_fieldy - 2)
8727           break;
8728
8729         level_ypos -= step;
8730         if (level_ypos < -1)
8731           level_ypos = -1;
8732         if (button == 1)
8733           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8734         else
8735           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8736
8737         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8738                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8739       }
8740       break;
8741
8742     case GADGET_ID_SCROLL_DOWN:
8743       if (level_ypos <= lev_fieldy - ed_fieldy)
8744       {
8745         if (lev_fieldy < ed_fieldy - 2)
8746           break;
8747
8748         level_ypos += step;
8749         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8750           level_ypos = lev_fieldy - ed_fieldy + 1;
8751         if (button == 1)
8752           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8753         else
8754           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8755
8756         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8757                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8758       }
8759       break;
8760
8761     case GADGET_ID_SCROLL_HORIZONTAL:
8762       level_xpos = gi->event.item_position - 1;
8763       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8764       break;
8765
8766     case GADGET_ID_SCROLL_VERTICAL:
8767       level_ypos = gi->event.item_position - 1;
8768       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8769       break;
8770
8771     case GADGET_ID_SCROLL_LIST_UP:
8772     case GADGET_ID_SCROLL_LIST_DOWN:
8773     case GADGET_ID_SCROLL_LIST_VERTICAL:
8774       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8775         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8776       else
8777       {
8778         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8779         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8780
8781         if (element_shift < 0)
8782           element_shift = 0;
8783         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8784           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8785
8786         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8787                      GDI_SCROLLBAR_ITEM_POSITION,
8788                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8789       }
8790
8791       ModifyEditorElementList();
8792
8793       break;
8794
8795     case GADGET_ID_WRAP_LEFT:
8796       WrapLevel(-step, 0);
8797       break;
8798
8799     case GADGET_ID_WRAP_RIGHT:
8800       WrapLevel(step, 0);
8801       break;
8802
8803     case GADGET_ID_WRAP_UP:
8804       WrapLevel(0, -step);
8805       break;
8806
8807     case GADGET_ID_WRAP_DOWN:
8808       WrapLevel(0, step);
8809       break;
8810
8811     case GADGET_ID_SINGLE_ITEMS:
8812     case GADGET_ID_CONNECTED_ITEMS:
8813     case GADGET_ID_LINE:
8814     case GADGET_ID_ARC:
8815     case GADGET_ID_TEXT:
8816     case GADGET_ID_RECTANGLE:
8817     case GADGET_ID_FILLED_BOX:
8818     case GADGET_ID_FLOOD_FILL:
8819     case GADGET_ID_GRAB_BRUSH:
8820     case GADGET_ID_PICK_ELEMENT:
8821       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8822         last_drawing_function = drawing_function;
8823       drawing_function = id;
8824       draw_with_brush = FALSE;
8825       break;
8826
8827     case GADGET_ID_RANDOM_PLACEMENT:
8828       RandomPlacement(new_element);
8829       break;
8830
8831     case GADGET_ID_PROPERTIES:
8832       if (edit_mode != ED_MODE_PROPERTIES)
8833       {
8834         properties_element = new_element;
8835         DrawPropertiesWindow();
8836         edit_mode = ED_MODE_PROPERTIES;
8837
8838         last_level_drawing_function = drawing_function;
8839         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8840                       MB_LEFTBUTTON);
8841       }
8842       else
8843       {
8844         DrawDrawingWindow();
8845         edit_mode = ED_MODE_DRAWING;
8846
8847         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8848                       MB_LEFTBUTTON);
8849       }
8850       break;
8851
8852     case GADGET_ID_CUSTOM_COPY_FROM:
8853     case GADGET_ID_CUSTOM_COPY_TO:
8854     case GADGET_ID_CUSTOM_EXCHANGE:
8855       last_custom_copy_mode = id;
8856       last_drawing_function = drawing_function;
8857       break;
8858
8859     case GADGET_ID_CUSTOM_COPY:
8860       CopyCustomElement(properties_element, -1, id);
8861       break;
8862
8863     case GADGET_ID_CUSTOM_PASTE:
8864       CopyCustomElement(-1, properties_element, id);
8865       break;
8866
8867     case GADGET_ID_UNDO:
8868       if (undo_buffer_steps == 0)
8869       {
8870         Request("Undo buffer empty !", REQ_CONFIRM);
8871         break;
8872       }
8873
8874       if (edit_mode != ED_MODE_DRAWING)
8875       {
8876         DrawDrawingWindow();
8877         edit_mode = ED_MODE_DRAWING;
8878       }
8879
8880       undo_buffer_position =
8881         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8882       undo_buffer_steps--;
8883
8884       for (x = 0; x < lev_fieldx; x++)
8885         for (y = 0; y < lev_fieldy; y++)
8886           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8887       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8888       break;
8889
8890     case GADGET_ID_INFO:
8891       if (edit_mode != ED_MODE_INFO)
8892       {
8893         last_edit_mode = edit_mode;
8894         edit_mode = ED_MODE_INFO;
8895
8896         DrawLevelInfoWindow();
8897       }
8898       else
8899       {
8900         edit_mode = last_edit_mode;
8901
8902         DrawEditModeWindow();
8903       }
8904       break;
8905
8906     case GADGET_ID_CLEAR:
8907       if (edit_mode != ED_MODE_DRAWING)
8908       {
8909         DrawDrawingWindow();
8910         edit_mode = ED_MODE_DRAWING;
8911       }
8912
8913       for (x = 0; x < MAX_LEV_FIELDX; x++)
8914         for (y = 0; y < MAX_LEV_FIELDY; y++)
8915           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8916
8917       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8918
8919       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8920       break;
8921
8922     case GADGET_ID_SAVE:
8923       if (leveldir_current->readonly)
8924       {
8925         Request("This level is read only !", REQ_CONFIRM);
8926         break;
8927       }
8928
8929       if (!LevelContainsPlayer())
8930         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8931       else
8932       {
8933         char *level_filename = getDefaultLevelFilename(level_nr);
8934         boolean new_level = !fileExists(level_filename);
8935
8936         if (new_level ||
8937             Request("Save this level and kill the old ?", REQ_ASK))
8938         {
8939           CopyPlayfield(Feld, level.field);
8940
8941           SaveLevel(level_nr);
8942         }
8943
8944         if (new_level)
8945           Request("Level saved !", REQ_CONFIRM);
8946
8947         level.changed = FALSE;
8948       }
8949       break;
8950
8951     case GADGET_ID_TEST:
8952       if (!LevelContainsPlayer())
8953         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8954       else
8955       {
8956         if (LevelChanged())
8957           level.game_version = GAME_VERSION_ACTUAL;
8958
8959         CopyPlayfield(level.field, FieldBackup);
8960         CopyPlayfield(Feld, level.field);
8961
8962         CopyNativeLevel_RND_to_Native(&level);
8963
8964         UnmapLevelEditorGadgets();
8965         UndrawSpecialEditorDoor();
8966
8967         CloseDoor(DOOR_CLOSE_ALL);
8968
8969         DrawCompleteVideoDisplay();
8970
8971         level_editor_test_game = TRUE;
8972
8973         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
8974       }
8975       break;
8976
8977     case GADGET_ID_EXIT:
8978       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
8979       break;
8980
8981     default:
8982       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
8983           id <= GADGET_ID_ELEMENTLIST_LAST)
8984       {
8985         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
8986         int new_element = editor_elements[element_position + element_shift];
8987
8988         if (last_custom_copy_mode != -1)
8989         {
8990           if (CopyCustomElement(properties_element, new_element,
8991                                 last_custom_copy_mode))
8992           {
8993             ClickOnGadget(level_editor_gadget[last_drawing_function],
8994                           MB_LEFTBUTTON);
8995
8996             last_custom_copy_mode = -1;
8997           }
8998
8999           break;
9000         }
9001
9002         PickDrawingElement(button, new_element);
9003
9004         if (!stick_element_properties_window &&
9005             drawing_function != GADGET_ID_PICK_ELEMENT &&
9006             !(GetKeyModState() & KMOD_Control))
9007         {
9008           properties_element = new_element;
9009           if (edit_mode == ED_MODE_PROPERTIES)
9010             DrawPropertiesWindow();
9011         }
9012
9013         if (drawing_function == GADGET_ID_PICK_ELEMENT)
9014           ClickOnGadget(level_editor_gadget[last_drawing_function],
9015                         MB_LEFTBUTTON);
9016       }
9017 #ifdef DEBUG
9018       else if (gi->event.type == GD_EVENT_PRESSED)
9019         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
9020       else if (gi->event.type == GD_EVENT_RELEASED)
9021         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
9022       else if (gi->event.type == GD_EVENT_MOVING)
9023         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
9024       else
9025         printf("default: HandleControlButtons: ? (id == %d)\n", id);
9026 #endif
9027       break;
9028   }
9029 }
9030
9031 void HandleLevelEditorKeyInput(Key key)
9032 {
9033   char letter = getCharFromKey(key);
9034   int button = MB_LEFTBUTTON;
9035
9036   if (drawing_function == GADGET_ID_TEXT &&
9037       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
9038   {
9039     if (letter)
9040       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
9041     else if (key == KSYM_Delete || key == KSYM_BackSpace)
9042       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
9043     else if (key == KSYM_Return)
9044       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
9045     else if (key == KSYM_Escape)
9046       DrawLevelText(0, 0, 0, TEXT_END);
9047   }
9048   else if (button_status == MB_RELEASED)
9049   {
9050     int i, id = GADGET_ID_NONE;
9051
9052     switch (key)
9053     {
9054       case KSYM_Left:
9055         id = GADGET_ID_SCROLL_LEFT;
9056         break;
9057       case KSYM_Right:
9058         id = GADGET_ID_SCROLL_RIGHT;
9059         break;
9060       case KSYM_Up:
9061         id = GADGET_ID_SCROLL_UP;
9062         break;
9063       case KSYM_Down:
9064         id = GADGET_ID_SCROLL_DOWN;
9065         break;
9066       case KSYM_Page_Up:
9067         id = GADGET_ID_SCROLL_LIST_UP;
9068         button = MB_RIGHTBUTTON;
9069         break;
9070       case KSYM_Page_Down:
9071         id = GADGET_ID_SCROLL_LIST_DOWN;
9072         button = MB_RIGHTBUTTON;
9073         break;
9074
9075       case KSYM_Escape:
9076         if (edit_mode == ED_MODE_DRAWING)
9077         {
9078           RequestExitLevelEditor(setup.ask_on_escape);
9079         }
9080         else if (edit_mode == ED_MODE_INFO)
9081         {
9082           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9083         }
9084         else if (edit_mode == ED_MODE_PROPERTIES)
9085         {
9086           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9087         }
9088         else            /* should never happen */
9089         {
9090           DrawDrawingWindow();
9091           edit_mode = ED_MODE_DRAWING;
9092         }
9093         break;
9094
9095       default:
9096         break;
9097     }
9098
9099     if (id != GADGET_ID_NONE)
9100       ClickOnGadget(level_editor_gadget[id], button);
9101     else if (letter == '.')
9102       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9103     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9104       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9105     else
9106       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9107         if (letter && letter == control_info[i].shortcut)
9108           if (!anyTextGadgetActive())
9109             ClickOnGadget(level_editor_gadget[i], button);
9110   }
9111 }
9112
9113 void HandleLevelEditorIdle()
9114 {
9115   static unsigned long action_delay = 0;
9116   unsigned long action_delay_value = GameFrameDelay;
9117   int xpos = 1, ypos = 2;
9118
9119   if (edit_mode != ED_MODE_PROPERTIES)
9120     return;
9121
9122   if (!DelayReached(&action_delay, action_delay_value))
9123     return;
9124
9125   DrawGraphicAnimationExt(drawto,
9126                           SX + xpos * TILEX,
9127                           SY + ypos * TILEY + MINI_TILEY / 2,
9128                           el2img(properties_element), -1, NO_MASKING);
9129
9130   MarkTileDirty(xpos, ypos);
9131   MarkTileDirty(xpos, ypos + 1);
9132
9133   FrameCounter++;       /* increase animation frame counter */
9134 }
9135
9136 void ClearEditorGadgetInfoText()
9137 {
9138   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9139 }
9140
9141 void HandleEditorGadgetInfoText(void *ptr)
9142 {
9143   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9144   char infotext[MAX_OUTPUT_LINESIZE + 1];
9145   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9146   int max_infotext_len = getMaxInfoTextLength();
9147
9148   if (game_status != GAME_MODE_EDITOR)
9149     return;
9150
9151   ClearEditorGadgetInfoText();
9152
9153   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9154     return;
9155
9156   /* misuse this function to delete brush cursor, if needed */
9157   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9158     DeleteBrushFromCursor();
9159
9160   if (gi == NULL || gi->info_text == NULL)
9161     return;
9162
9163   strncpy(infotext, gi->info_text, max_infotext_len);
9164   infotext[max_infotext_len] = '\0';
9165
9166   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9167   {
9168     int key = control_info[gi->custom_id].shortcut;
9169
9170     if (key)
9171     {
9172       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9173         sprintf(shortcut, " ('.' or '%c')", key);
9174       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9175         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9176       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9177         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9178       else                                              /* normal case */
9179         sprintf(shortcut, " ('%s%c')",
9180                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9181
9182       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9183         strcat(infotext, shortcut);
9184     }
9185   }
9186
9187   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9188 }
9189
9190 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9191 {
9192   static int start_lx, start_ly;
9193   int id = gi->custom_id;
9194   int sx = gi->event.x;
9195   int sy = gi->event.y;
9196   int lx = sx + level_xpos;
9197   int ly = sy + level_ypos;
9198   int min_sx = 0, min_sy = 0;
9199   int max_sx = gi->drawing.area_xsize - 1;
9200   int max_sy = gi->drawing.area_ysize - 1;
9201   int actual_drawing_function = drawing_function;
9202   int max_infotext_len = getMaxInfoTextLength();
9203   char infotext[MAX_OUTPUT_LINESIZE + 1];
9204   char *text;
9205
9206   infotext[0] = '\0';           /* start with empty info text */
9207
9208   /* pressed Control key: simulate picking element */
9209   if (GetKeyModState() & KMOD_Control)
9210     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9211
9212   ClearEditorGadgetInfoText();
9213
9214   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9215     return;
9216
9217   /* make sure to stay inside drawing area boundaries */
9218   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9219   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9220
9221   if (id == GADGET_ID_DRAWING_LEVEL)
9222   {
9223     if (button_status)
9224     {
9225       int min_lx = 0, min_ly = 0;
9226       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9227
9228       /* get positions inside level field */
9229       lx = sx + level_xpos;
9230       ly = sy + level_ypos;
9231
9232       /* make sure to stay inside level field boundaries */
9233       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9234       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9235
9236       /* correct drawing area positions accordingly */
9237       sx = lx - level_xpos;
9238       sy = ly - level_ypos;
9239     }
9240
9241     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9242     {
9243       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9244       {
9245         if (gi->event.type == GD_EVENT_PRESSED)
9246         {
9247           start_lx = lx;
9248           start_ly = ly;
9249         }
9250
9251         switch (actual_drawing_function)
9252         {
9253           case GADGET_ID_SINGLE_ITEMS:
9254             text = "Drawing single items";
9255             break;
9256           case GADGET_ID_CONNECTED_ITEMS:
9257             text = "Drawing connected items";
9258             break;
9259           case GADGET_ID_LINE:
9260             text = "Drawing line";
9261             break;
9262           case GADGET_ID_ARC:
9263             text = "Drawing arc";
9264             break;
9265           case GADGET_ID_TEXT:
9266             text = "Setting text cursor";
9267             break;
9268           case GADGET_ID_RECTANGLE:
9269             text = "Drawing rectangle";
9270             break;
9271           case GADGET_ID_FILLED_BOX:
9272             text = "Drawing filled box";
9273             break;
9274           case GADGET_ID_FLOOD_FILL:
9275             text = "Flood fill";
9276             break;
9277           case GADGET_ID_GRAB_BRUSH:
9278             text = "Grabbing brush";
9279             break;
9280           case GADGET_ID_PICK_ELEMENT:
9281             text = "Picking element";
9282             break;
9283
9284           default:
9285             text = "Drawing position";
9286             break;
9287         }
9288
9289         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9290           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9291         else
9292           sprintf(infotext, "%s: %d, %d", text,
9293                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9294       }
9295       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9296         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9297       else
9298         sprintf(infotext, "Level position: %d, %d", lx, ly);
9299     }
9300
9301     /* misuse this function to draw brush cursor, if needed */
9302     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9303     {
9304       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9305         CopyBrushToCursor(sx, sy);
9306       else
9307         DeleteBrushFromCursor();
9308     }
9309   }
9310   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9311   {
9312     int element = EL_EMPTY;
9313
9314     if (id == GADGET_ID_AMOEBA_CONTENT)
9315       element = level.amoeba_content;
9316     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9317       element = custom_element.gfx_element;
9318     else if (id == GADGET_ID_CUSTOM_CONTENT)
9319       element = custom_element.content.e[sx][sy];
9320     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9321       element = custom_element.move_enter_element;
9322     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9323       element = custom_element.move_leave_element;
9324     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9325       element = custom_element_change.target_element;
9326     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9327       element = custom_element_change.target_content.e[sx][sy];
9328     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9329       element = custom_element_change.trigger_element;
9330     else if (id == GADGET_ID_GROUP_CONTENT)
9331       element = group_element_info.element[sx];
9332     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9333       element = random_placement_background_element;
9334     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9335              id <= GADGET_ID_YAMYAM_CONTENT_7)
9336       element = level.yamyam_content[id -GADGET_ID_YAMYAM_CONTENT_0].e[sx][sy];
9337     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9338              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9339       element =level.ball_content[id-GADGET_ID_MAGIC_BALL_CONTENT_0].e[sx][sy];
9340
9341     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9342   }
9343   else
9344   {
9345     if (id == GADGET_ID_AMOEBA_CONTENT)
9346       strcpy(infotext, "Amoeba content");
9347     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9348       strcpy(infotext, "Custom graphic element");
9349     else if (id == GADGET_ID_CUSTOM_CONTENT)
9350       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9351     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9352       strcpy(infotext, "Element that can be digged/collected");
9353     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9354       strcpy(infotext, "Element that will be left behind");
9355     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9356       strcpy(infotext, "New element after change");
9357     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9358       strcpy(infotext, "New extended elements after change");
9359     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9360       strcpy(infotext, "Other element triggering change");
9361     else if (id == GADGET_ID_GROUP_CONTENT)
9362       sprintf(infotext, "Group element position: %d", sx + 1);
9363     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9364       strcpy(infotext, "Random placement background");
9365     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9366              id <= GADGET_ID_YAMYAM_CONTENT_7)
9367       sprintf(infotext, "Content area %d position: %d, %d",
9368               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9369     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9370              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9371       sprintf(infotext, "Content area %d position: %d, %d",
9372               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9373   }
9374
9375   infotext[max_infotext_len] = '\0';
9376
9377   if (strlen(infotext) > 0)
9378     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9379 }
9380
9381 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9382 {
9383   if (!ask_if_level_has_changed ||
9384       !LevelChanged() ||
9385       Request("Level has changed ! Exit without saving ?",
9386               REQ_ASK | REQ_STAY_OPEN))
9387   {
9388 #if 1
9389     CloseDoor(DOOR_CLOSE_1);
9390     SetDoorState(DOOR_CLOSE_2);
9391 #else
9392     CloseDoor(DOOR_CLOSE_ALL);
9393 #endif
9394     game_status = GAME_MODE_MAIN;
9395     DrawMainMenu();
9396   }
9397   else
9398   {
9399     CloseDoor(DOOR_CLOSE_1);
9400     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9401   }
9402 }