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)  (11 * ED_SETTINGS_YOFFSET +     \
 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) (12 * ED_SETTINGS_YOFFSET +  \
 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_BALL_CONTENT_DOWN     (GADGET_ID_COUNTER_FIRST + 36)
 367 #define GADGET_ID_BALL_CONTENT_TEXT     (GADGET_ID_COUNTER_FIRST + 37)
 368 #define GADGET_ID_BALL_CONTENT_UP       (GADGET_ID_COUNTER_FIRST + 38)
 369 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 39)
 370 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 40)
 371 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 41)
 372 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 373 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 374 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 44)
 375 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 45)
 376 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 46)
 377 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 47)
 378 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 48)
 379 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 49)
 380 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 50)
 381 #define GADGET_ID_CUSTOM_VALUE_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 51)
 382 #define GADGET_ID_CUSTOM_VALUE_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 52)
 383 #define GADGET_ID_CUSTOM_VALUE_FIX_UP   (GADGET_ID_COUNTER_FIRST + 53)
 384 #define GADGET_ID_CUSTOM_VALUE_RND_DOWN (GADGET_ID_COUNTER_FIRST + 54)
 385 #define GADGET_ID_CUSTOM_VALUE_RND_TEXT (GADGET_ID_COUNTER_FIRST + 55)
 386 #define GADGET_ID_CUSTOM_VALUE_RND_UP   (GADGET_ID_COUNTER_FIRST + 56)
 387 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 57)
 388 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 58)
 389 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 59)
 390 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 60)
 391 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 61)
 392 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 62)
 393 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 394 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 395 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 65)
 396 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 66)
 397 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 67)
 398 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 68)
 399 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 69)
 400 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 70)
 401 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 71)
 402 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 72)
 403 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 73)
 404 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 74)
 405 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 75)
 406 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 76)
 407 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 77)
 408 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 78)
 409 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 79)
 410 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 80)
 411 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 81)
 412 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 82)
 413 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 83)
 414 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 84)
 415 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 85)
 416 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 86)
 417 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 87)
 418 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 88)
 419 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 89)
 420 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 90)
 421 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 91)
 422 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 92)
 423
 424 /* drawing area identifiers */
 425 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 93)
 426
 427 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 428 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 429 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 430 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 431 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 432 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 433 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 434 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 435 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 436 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 437 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 438 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 439 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 440 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 441 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 442 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 443 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 444 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 17)
 445 #define GADGET_ID_START_ELEMENT         (GADGET_ID_DRAWING_AREA_FIRST + 18)
 446 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 19)
 447 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 20)
 448 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 449 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 22)
 450 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 23)
 451 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 24)
 452 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 25)
 453 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 26)
 454 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 27)
 455
 456 /* text input identifiers */
 457 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 28)
 458
 459 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 460 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 461 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 462
 463 /* text area identifiers */
 464 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 465
 466 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 467
 468 /* selectbox identifiers */
 469 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 470
 471 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 472 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 473 #define GADGET_ID_WIND_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 2)
 474 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 3)
 475 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 4)
 476 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 5)
 477 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 6)
 478 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 7)
 479 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 8)
 480 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 9)
 481 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 10)
 482 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 11)
 483 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 12)
 484 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 13)
 485 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 14)
 486 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 15)
 487 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 16)
 488 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 17)
 489 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 18)
 490 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 19)
 491 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 20)
 492 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 21)
 493 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 22)
 494 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 23)
 495 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 24)
 496 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 25)
 497 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 26)
 498 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 27)
 499
 500 /* textbutton identifiers */
 501 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 28)
 502
 503 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 504 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 505 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 506 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 507 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 508 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 509 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 510 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 511
 512 /* graphicbutton identifiers */
 513 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 514
 515 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 516 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 517 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 518 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 519
 520 /* gadgets for scrolling of drawing area */
 521 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 522
 523 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 524 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 525 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 526 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 527 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 528 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 529
 530 /* gadgets for scrolling element list */
 531 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 532
 533 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 534 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 535 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 536
 537 /* checkbuttons/radiobuttons for level/element properties */
 538 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 539
 540 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 541 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 542 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 543 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 3)
 544 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 4)
 545 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 5)
 546 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 547 #define GADGET_ID_USE_TIME_ORB_BUG      (GADGET_ID_CHECKBUTTON_FIRST + 7)
 548 #define GADGET_ID_RANDOM_BALL_CONTENT   (GADGET_ID_CHECKBUTTON_FIRST + 8)
 549 #define GADGET_ID_INITIAL_BALL_STATE    (GADGET_ID_CHECKBUTTON_FIRST + 9)
 550 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 10)
 551 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 11)
 552 #define GADGET_ID_BLOCK_SNAP_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 12)
 553 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 13)
 554 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 14)
 555 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 15)
 556 #define GADGET_ID_USE_START_ELEMENT     (GADGET_ID_CHECKBUTTON_FIRST + 16)
 557 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 17)
 558 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 18)
 559 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 19)
 560 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 20)
 561 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 21)
 562 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 22)
 563 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 23)
 564 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 24)
 565 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 25)
 566 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 26)
 567 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 27)
 568 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 28)
 569 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 29)
 570 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 30)
 571 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 31)
 572 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 32)
 573 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 33)
 574 #define GADGET_ID_CUSTOM_USE_LAST_VALUE (GADGET_ID_CHECKBUTTON_FIRST + 34)
 575 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 35)
 576 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 36)
 577 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 37)
 578 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 38)
 579 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 39)
 580 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 40)
 581 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 41)
 582 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 42)
 583 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 43)
 584 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 44)
 585 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 45)
 586
 587 /* gadgets for buttons in element list */
 588 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 46)
 589 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 590                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 591
 592 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 593
 594 /* radio button numbers */
 595 #define RADIO_NR_NONE                   0
 596 #define RADIO_NR_DRAWING_TOOLBOX        1
 597 #define RADIO_NR_RANDOM_ELEMENTS        2
 598
 599 /* values for counter gadgets */
 600 #define ED_COUNTER_ID_SELECT_LEVEL      0
 601 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 602 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 603 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 604 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 605 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 606 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 607 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 608 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 609 #define ED_COUNTER_ID_ELEMENT_VALUE3    9
 610 #define ED_COUNTER_ID_ELEMENT_VALUE4    10
 611 #define ED_COUNTER_ID_YAMYAM_CONTENT    11
 612 #define ED_COUNTER_ID_BALL_CONTENT      12
 613 #define ED_COUNTER_ID_ENVELOPE_XSIZE    13
 614 #define ED_COUNTER_ID_ENVELOPE_YSIZE    14
 615 #define ED_COUNTER_ID_CUSTOM_SCORE      15
 616 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   16
 617 #define ED_COUNTER_ID_CUSTOM_VALUE_FIX  17
 618 #define ED_COUNTER_ID_CUSTOM_VALUE_RND  18
 619 #define ED_COUNTER_ID_PUSH_DELAY_FIX    19
 620 #define ED_COUNTER_ID_PUSH_DELAY_RND    20
 621 #define ED_COUNTER_ID_DROP_DELAY_FIX    21
 622 #define ED_COUNTER_ID_DROP_DELAY_RND    22
 623 #define ED_COUNTER_ID_MOVE_DELAY_FIX    23
 624 #define ED_COUNTER_ID_MOVE_DELAY_RND    24
 625 #define ED_COUNTER_ID_EXPLOSION_DELAY   25
 626 #define ED_COUNTER_ID_IGNITION_DELAY    26
 627 #define ED_COUNTER_ID_GROUP_CONTENT     27
 628 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  28
 629 #define ED_COUNTER_ID_CHANGE_DELAY_RND  29
 630 #define ED_COUNTER_ID_CHANGE_CONT_RND   30
 631
 632 #define ED_NUM_COUNTERBUTTONS           31
 633
 634 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 635 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 636
 637 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 638 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 639 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 640 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 641 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 642 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 643
 644 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 645 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 646
 647 /* values for scrollbutton gadgets */
 648 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 649 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 650 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 651 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 652 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 653 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 654
 655 #define ED_NUM_SCROLLBUTTONS            6
 656
 657 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 658 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 659
 660 /* values for scrollbar gadgets */
 661 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 662 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 663 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 664
 665 #define ED_NUM_SCROLLBARS               3
 666
 667 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 668 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 669
 670 /* values for text input gadgets */
 671 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 672 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 673 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 674
 675 #define ED_NUM_TEXTINPUT                3
 676
 677 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 678 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 679
 680 /* values for text area gadgets */
 681 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 682
 683 #define ED_NUM_TEXTAREAS                        1
 684
 685 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 686 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 687
 688 /* values for selectbox gadgets */
 689 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 690 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 691 #define ED_SELECTBOX_ID_WIND_DIRECTION          2
 692 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      3
 693 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     4
 694 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 5
 695 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 6
 696 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   7
 697 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     8
 698 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   9
 699 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    10
 700 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  11
 701 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    12
 702 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    13
 703 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       14
 704 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   15
 705 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       16
 706 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    17
 707 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     18
 708 #define ED_SELECTBOX_ID_CHANGE_SIDE             19
 709 #define ED_SELECTBOX_ID_CHANGE_PLAYER           20
 710 #define ED_SELECTBOX_ID_CHANGE_PAGE             21
 711 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     22
 712 #define ED_SELECTBOX_ID_ACTION_TYPE             23
 713 #define ED_SELECTBOX_ID_ACTION_MODE             24
 714 #define ED_SELECTBOX_ID_ACTION_ARG              25
 715 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      26
 716 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       27
 717
 718 #define ED_NUM_SELECTBOX                        28
 719
 720 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 721 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_WIND_DIRECTION
 722
 723 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 724 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 725 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 726 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 727 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 728 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 729
 730 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 731 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 732
 733 /* values for textbutton gadgets */
 734 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 735 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 736 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 737 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 738 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 739 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 740 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 741 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 742
 743 #define ED_NUM_TEXTBUTTONS                      8
 744
 745 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 746 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 747
 748 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 749 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 750
 751 /* values for graphicbutton gadgets */
 752 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 753 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 754 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 755 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 756
 757 #define ED_NUM_GRAPHICBUTTONS                   4
 758
 759 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 760 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 761
 762 /* values for checkbutton gadgets */
 763 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 764 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 765 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 766 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 767 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 768 #define ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG      5
 769 #define ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT   6
 770 #define ED_CHECKBUTTON_ID_INITIAL_BALL_STATE    7
 771 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    8
 772 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          9
 773 #define ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD      10
 774 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      11
 775 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   12
 776 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    13
 777 #define ED_CHECKBUTTON_ID_USE_START_ELEMENT     14
 778 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  15
 779 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    16
 780 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    17
 781 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     18
 782 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    19
 783 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   20
 784 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     21
 785 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 22
 786 #define ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE 23
 787 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 24
 788 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 25
 789 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       26
 790 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       27
 791 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      28
 792 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       29
 793 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         30
 794 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    31
 795 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   32
 796 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  33
 797 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 34
 798 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     35
 799 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          36
 800 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  37
 801 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   38
 802 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  39
 803 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    40
 804 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  41
 805 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     42
 806 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     43
 807
 808 #define ED_NUM_CHECKBUTTONS                     44
 809
 810 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 811 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 812
 813 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 814 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 815 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 816 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 817 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 818 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 819
 820 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 821 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 822
 823 /* values for radiobutton gadgets */
 824 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 825 #define ED_RADIOBUTTON_ID_QUANTITY      1
 826
 827 #define ED_NUM_RADIOBUTTONS             2
 828
 829 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 830 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 831
 832 /* values for drawing area gadgets */
 833 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 834 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 835 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 836 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 837 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 838 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 839 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 840 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 841 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 842 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 843 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 844 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 845 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 846 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 847 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 848 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 849 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 850 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 851 #define ED_DRAWING_ID_START_ELEMENT             18
 852 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            19
 853 #define ED_DRAWING_ID_CUSTOM_CONTENT            20
 854 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         21
 855 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         22
 856 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      23
 857 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     24
 858 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     25
 859 #define ED_DRAWING_ID_GROUP_CONTENT             26
 860 #define ED_DRAWING_ID_RANDOM_BACKGROUND         27
 861
 862 #define ED_NUM_DRAWING_AREAS                    28
 863
 864
 865 /*
 866   -----------------------------------------------------------------------------
 867   some internally used definitions
 868   -----------------------------------------------------------------------------
 869 */
 870
 871 /* values for CopyLevelToUndoBuffer() */
 872 #define UNDO_IMMEDIATE                  0
 873 #define UNDO_ACCUMULATE                 1
 874
 875 /* values for scrollbars */
 876 #define ED_SCROLL_NO                    0
 877 #define ED_SCROLL_LEFT                  1
 878 #define ED_SCROLL_RIGHT                 2
 879 #define ED_SCROLL_UP                    4
 880 #define ED_SCROLL_DOWN                  8
 881
 882 /* screens in the level editor */
 883 #define ED_MODE_DRAWING                 0
 884 #define ED_MODE_INFO                    1
 885 #define ED_MODE_PROPERTIES              2
 886
 887 /* sub-screens in the element properties section */
 888 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 889 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 890 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 891 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 892 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 893
 894 /* how many steps can be cancelled */
 895 #define NUM_UNDO_STEPS                  (10 + 1)
 896
 897 /* values for elements with score for certain actions */
 898 #define MIN_SCORE                       0
 899 #define MAX_SCORE                       255
 900
 901 /* values for elements with count for collecting */
 902 #define MIN_COLLECT_COUNT               0
 903 #define MAX_COLLECT_COUNT               255
 904
 905 /* values for random placement */
 906 #define RANDOM_USE_PERCENTAGE           0
 907 #define RANDOM_USE_QUANTITY             1
 908
 909 /* maximal size of level editor drawing area */
 910 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 911 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 912
 913
 914 /*
 915   -----------------------------------------------------------------------------
 916   some internally used data structure definitions
 917   -----------------------------------------------------------------------------
 918 */
 919
 920 static struct
 921 {
 922   char shortcut;
 923   char *text;
 924 } control_info[ED_NUM_CTRL_BUTTONS] =
 925 {
 926   /* note: some additional characters are already reserved for "cheat mode"
 927      shortcuts (":XYZ" style) -- for details, see "events.c" */
 928
 929   { 's',        "draw single items"                     },
 930   { 'd',        "draw connected items"                  },
 931   { 'l',        "draw lines"                            },
 932   { 'a',        "draw arcs"                             },
 933   { 'r',        "draw outline rectangles"               },
 934   { 'R',        "draw filled rectangles"                },
 935   { '\0',       "wrap (rotate) level up"                },
 936   { 't',        "enter text elements"                   },
 937   { 'f',        "flood fill"                            },
 938   { '\0',       "wrap (rotate) level left"              },
 939   { '?',        "properties of drawing element"         },
 940   { '\0',       "wrap (rotate) level right"             },
 941   { '\0',       "random element placement"              },
 942   { 'b',        "grab brush"                            },
 943   { '\0',       "wrap (rotate) level down"              },
 944   { ',',        "pick drawing element"                  },
 945
 946   { 'U',        "undo last operation"                   },
 947   { 'I',        "level properties"                      },
 948   { 'S',        "save level"                            },
 949   { 'C',        "clear level"                           },
 950   { 'T',        "test level"                            },
 951   { 'E',        "exit level editor"                     },
 952
 953   { '\0',       "copy settings from other element"      },
 954   { '\0',       "copy settings to other element"        },
 955   { '\0',       "exchange element with other element"   },
 956
 957   { '\0',       "copy settings from this element"       },
 958   { '\0',       "paste settings to this element"        },
 959 };
 960
 961 static int random_placement_value = 10;
 962 static int random_placement_method = RANDOM_USE_QUANTITY;
 963 static int random_placement_background_element = EL_SAND;
 964 static boolean random_placement_background_restricted = FALSE;
 965 static boolean stick_element_properties_window = FALSE;
 966 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 967 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 968 static struct ElementChangeInfo custom_element_change;
 969 static struct ElementGroupInfo group_element_info;
 970 static struct ElementInfo custom_element;
 971
 972 static struct
 973 {
 974   int x, y;
 975   int min_value, max_value;
 976   int gadget_id_down, gadget_id_up;
 977   int gadget_id_text;
 978   int gadget_id_align;
 979   int *value;
 980   char *text_above, *text_left, *text_right;
 981 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 982 {
 983   /* ---------- current level number --------------------------------------- */
 984
 985   {
 986     DX + 5 - SX,                        DY + 3 - SY,
 987     1,                                  100,
 988     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 989     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 990     &level_nr,
 991     NULL,                               NULL, NULL
 992   },
 993
 994   /* ---------- level and editor settings ---------------------------------- */
 995
 996   {
 997     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 998     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 999     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
1000     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
1001     &level.fieldx,
1002     "playfield size:",                  NULL, "width",
1003   },
1004   {
1005     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
1006     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
1007     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
1008     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
1009     &level.fieldy,
1010     NULL,                               " ", "height",
1011   },
1012   {
1013     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
1014     0,                                  999,
1015     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
1016     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
1017     &level.gems_needed,
1018     NULL, "number of gems to collect:", NULL
1019   },
1020   {
1021     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
1022     0,                                  9999,
1023     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
1024     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
1025     &level.time,
1026     "time or step limit to solve level:", NULL, NULL
1027   },
1028   {
1029     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
1030     0,                                  255,
1031     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1032     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1033     &level.score[SC_TIME_BONUS],
1034     "score for each second/step left:", NULL, NULL
1035   },
1036   {
1037     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1038     1,                                  100,
1039     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1040     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1041     &random_placement_value,
1042     "random element placement:",        NULL, "in"
1043   },
1044
1045   /* ---------- element settings: configure (various elements) ------------- */
1046
1047   {
1048     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1049     MIN_SCORE,                          MAX_SCORE,
1050     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1051     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1052     NULL,                               /* will be set when used */
1053     NULL,                               NULL, NULL
1054   },
1055   {
1056     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1057     MIN_SCORE,                          MAX_SCORE,
1058     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1059     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1060     NULL,                               /* will be set when used */
1061     NULL,                               NULL, NULL
1062   },
1063   {
1064     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1065     MIN_SCORE,                          MAX_SCORE,
1066     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1067     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1068     NULL,                               /* will be set when used */
1069     NULL,                               NULL, NULL
1070   },
1071   {
1072     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1073     MIN_SCORE,                          MAX_SCORE,
1074     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1075     GADGET_ID_ELEMENT_VALUE4_TEXT,      GADGET_ID_NONE,
1076     NULL,                               /* will be set when used */
1077     NULL,                               NULL, NULL
1078   },
1079   {
1080     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1081     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1082     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1083     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1084     &level.num_yamyam_contents,
1085     NULL,                               NULL, "number of content areas"
1086   },
1087   {
1088     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1089     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1090     GADGET_ID_BALL_CONTENT_DOWN,        GADGET_ID_BALL_CONTENT_UP,
1091     GADGET_ID_BALL_CONTENT_TEXT,        GADGET_ID_NONE,
1092     &level.num_ball_contents,
1093     NULL,                               NULL, "number of content areas"
1094   },
1095   {
1096     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1097     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1098     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1099     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1100     NULL,
1101     NULL,                               NULL, "width",
1102   },
1103   {
1104     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1105     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1106     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1107     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1108     NULL,
1109     NULL,                               " ", "height",
1110   },
1111
1112   /* ---------- element settings: configure 1 (custom elements) ------------ */
1113
1114   {
1115     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1116     MIN_SCORE,                          MAX_SCORE,
1117     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1118     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1119     &custom_element.collect_score_initial,
1120     NULL,                               "CE score", " "
1121   },
1122   {
1123     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1124     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1125     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1126     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1127     &custom_element.collect_count_initial,
1128     NULL,                               "CE count", NULL
1129   },
1130   {
1131     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1132     0,                                  9999,
1133     GADGET_ID_CUSTOM_VALUE_FIX_DOWN,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1134     GADGET_ID_CUSTOM_VALUE_FIX_TEXT,    GADGET_ID_NONE,
1135     &custom_element.ce_value_fixed_initial,
1136     NULL,                               "CE value", NULL
1137   },
1138   {
1139     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1140     0,                                  9999,
1141     GADGET_ID_CUSTOM_VALUE_RND_DOWN,    GADGET_ID_CUSTOM_VALUE_RND_UP,
1142     GADGET_ID_CUSTOM_VALUE_RND_TEXT,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1143     &custom_element.ce_value_random_initial,
1144     NULL,                               "+random", NULL
1145   },
1146   {
1147     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1148     0,                                  255,
1149     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1150     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1151     &custom_element.push_delay_fixed,
1152     NULL,                               "push delay", NULL
1153   },
1154   {
1155     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1156     0,                                  255,
1157     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1158     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1159     &custom_element.push_delay_random,
1160     NULL,                               "+random", NULL
1161   },
1162   {
1163     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1164     0,                                  255,
1165     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1166     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1167     &custom_element.drop_delay_fixed,
1168     NULL,                               "drop delay", NULL
1169   },
1170   {
1171     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1172     0,                                  255,
1173     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1174     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1175     &custom_element.drop_delay_random,
1176     NULL,                               "+random", NULL
1177   },
1178
1179   /* ---------- element settings: configure 2 (custom elements) ------------ */
1180
1181   {
1182     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1183     0,                                  999,
1184     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1185     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1186     &custom_element.move_delay_fixed,
1187     NULL,                               "move delay", NULL
1188   },
1189   {
1190     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1191     0,                                  999,
1192     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1193     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1194     &custom_element.move_delay_random,
1195     NULL,                               "+random", NULL
1196   },
1197   {
1198     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1199     0,                                  255,
1200     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1201     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1202     &custom_element.explosion_delay,
1203     NULL,                               "explosion delay", NULL
1204   },
1205   {
1206     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1207     0,                                  255,
1208     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1209     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1210     &custom_element.ignition_delay,
1211     NULL,                               "ignition delay", "(by fire)"
1212   },
1213
1214   /* ---------- element settings: configure (group elements) --------------- */
1215
1216   {
1217     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1218     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1219     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1220     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1221     &group_element_info.num_elements,
1222     NULL,                               NULL, "number of elements in group"
1223   },
1224
1225   /* ---------- element settings: advanced (custom elements) --------------- */
1226
1227   {
1228     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1229     0,                                  999,
1230     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1231     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1232     &custom_element_change.delay_fixed,
1233     NULL,                               "CE delay", NULL,
1234   },
1235   {
1236     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1237     0,                                  999,
1238     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1239     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1240     &custom_element_change.delay_random,
1241     NULL,                               "+random", NULL
1242   },
1243   {
1244     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1245     0,                                  100,
1246     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1247     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1248     &custom_element_change.random_percentage,
1249     NULL,                               "use random replace:", "%"
1250   },
1251 };
1252
1253 static struct
1254 {
1255   int x, y;
1256   int gadget_id;
1257   int size;
1258   char *value;
1259   char *text_above, *infotext;
1260 } textinput_info[ED_NUM_TEXTINPUT] =
1261 {
1262   {
1263     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1264     GADGET_ID_LEVEL_NAME,
1265     MAX_LEVEL_NAME_LEN,
1266     level.name,
1267     "Title:", "Title"
1268   },
1269   {
1270     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1271     GADGET_ID_LEVEL_AUTHOR,
1272     MAX_LEVEL_AUTHOR_LEN,
1273     level.author,
1274     "Author:", "Author"
1275   },
1276   {
1277     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1278     GADGET_ID_ELEMENT_NAME,
1279     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1280     custom_element.description,
1281     NULL, "Element name"
1282   }
1283 };
1284
1285 static struct
1286 {
1287   int x, y;
1288   int gadget_id;
1289   int xsize, ysize;
1290   char *value;
1291   char *text_above, *infotext;
1292 } textarea_info[ED_NUM_TEXTAREAS] =
1293 {
1294   {
1295     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1296     GADGET_ID_ENVELOPE_INFO,
1297     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1298     NULL,
1299     "Envelope Info:", "Envelope Info"
1300   }
1301 };
1302
1303 static struct ValueTextInfo options_time_or_steps[] =
1304 {
1305   { 0,                          "seconds"                       },
1306   { 1,                          "steps"                         },
1307
1308   { -1,                         NULL                            }
1309 };
1310
1311 static struct ValueTextInfo options_game_engine_type[] =
1312 {
1313   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1314   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1315
1316   { -1,                         NULL                            }
1317 };
1318
1319 static struct ValueTextInfo options_wind_direction[] =
1320 {
1321   { MV_START_NONE,              "none"                          },
1322   { MV_START_LEFT,              "left"                          },
1323   { MV_START_RIGHT,             "right"                         },
1324   { MV_START_UP,                "up"                            },
1325   { MV_START_DOWN,              "down"                          },
1326
1327   { -1,                         NULL                            }
1328 };
1329
1330 static struct ValueTextInfo options_access_type[] =
1331 {
1332   { EP_WALKABLE,                "walkable"                      },
1333   { EP_PASSABLE,                "passable"                      },
1334
1335   { -1,                         NULL                            }
1336 };
1337
1338 static struct ValueTextInfo options_access_layer[] =
1339 {
1340   { EP_ACCESSIBLE_OVER,         "over"                          },
1341   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1342   { EP_ACCESSIBLE_UNDER,        "under"                         },
1343
1344   { -1,                         NULL                            }
1345 };
1346
1347 static struct ValueTextInfo options_access_protected[] =
1348 {
1349   { 0,                          "unprotected"                   },
1350   { 1,                          "protected"                     },
1351
1352   { -1,                         NULL                            }
1353 };
1354
1355 static struct ValueTextInfo options_access_direction[] =
1356 {
1357   { MV_NO_DIRECTION,            "no direction"                  },
1358   { MV_LEFT,                    "left"                          },
1359   { MV_RIGHT,                   "right"                         },
1360   { MV_UP,                      "up"                            },
1361   { MV_DOWN,                    "down"                          },
1362   { MV_LEFT  | MV_UP,           "left + up"                     },
1363   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1364   { MV_RIGHT | MV_UP,           "right + up"                    },
1365   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1366   { MV_HORIZONTAL,              "horizontal"                    },
1367   { MV_VERTICAL,                "vertical"                      },
1368   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1369   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1370   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1371   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1372   { MV_ALL_DIRECTIONS,          "all directions"                },
1373
1374   { -1,                         NULL                            }
1375 };
1376
1377 static struct ValueTextInfo options_walk_to_action[] =
1378 {
1379   { EP_DIGGABLE,                "diggable"                      },
1380   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1381   { EP_DROPPABLE,               "collectible & droppable"       },
1382   { EP_THROWABLE,               "collectible & throwable"       },
1383   { EP_PUSHABLE,                "pushable"                      },
1384
1385   { -1,                         NULL                            }
1386 };
1387
1388 static struct ValueTextInfo options_move_pattern[] =
1389 {
1390   { MV_LEFT,                    "left"                          },
1391   { MV_RIGHT,                   "right"                         },
1392   { MV_UP,                      "up"                            },
1393   { MV_DOWN,                    "down"                          },
1394   { MV_HORIZONTAL,              "horizontal"                    },
1395   { MV_VERTICAL,                "vertical"                      },
1396   { MV_ALL_DIRECTIONS,          "all directions"                },
1397   { MV_WIND_DIRECTION,          "wind direction"                },
1398   { MV_TOWARDS_PLAYER,          "towards player"                },
1399   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1400   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1401   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1402   { MV_TURNING_LEFT,            "turning left"                  },
1403   { MV_TURNING_RIGHT,           "turning right"                 },
1404   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1405   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1406   { MV_TURNING_RANDOM,          "turning random"                },
1407   { MV_MAZE_RUNNER,             "maze runner style"             },
1408   { MV_MAZE_HUNTER,             "maze hunter style"             },
1409   { MV_WHEN_PUSHED,             "when pushed"                   },
1410   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1411
1412   { -1,                         NULL                            }
1413 };
1414
1415 static struct ValueTextInfo options_move_direction[] =
1416 {
1417   { MV_START_AUTOMATIC,         "automatic"                     },
1418   { MV_START_LEFT,              "left"                          },
1419   { MV_START_RIGHT,             "right"                         },
1420   { MV_START_UP,                "up"                            },
1421   { MV_START_DOWN,              "down"                          },
1422   { MV_START_RANDOM,            "random"                        },
1423   { MV_START_PREVIOUS,          "previous"                      },
1424
1425   { -1,                         NULL                            }
1426 };
1427
1428 static struct ValueTextInfo options_move_stepsize[] =
1429 {
1430   { 0,                          "not moving"                    },
1431   { 1,                          "very slow"                     },
1432   { 2,                          "slow"                          },
1433   { 4,                          "normal"                        },
1434   { 8,                          "fast"                          },
1435   { 16,                         "very fast"                     },
1436   { 32,                         "even faster"                   },
1437
1438   { -1,                         NULL                            }
1439 };
1440
1441 static struct ValueTextInfo options_move_leave_type[] =
1442 {
1443   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1444   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1445
1446   { -1,                         NULL                            }
1447 };
1448
1449 static struct ValueTextInfo options_smash_targets[] =
1450 {
1451   { EP_CAN_SMASH_PLAYER,        "player"                        },
1452 #if 0
1453   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1454 #endif
1455   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1456
1457   { -1,                         NULL                            }
1458 };
1459
1460 static struct ValueTextInfo options_slippery_type[] =
1461 {
1462   { SLIPPERY_ANY_RANDOM,        "random"                        },
1463   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1464   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1465   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1466   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1467
1468   { -1,                         NULL                            }
1469 };
1470
1471 static struct ValueTextInfo options_deadliness[] =
1472 {
1473   { EP_DONT_RUN_INTO,           "running into"                  },
1474   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1475   { EP_DONT_TOUCH,              "touching"                      },
1476
1477   { -1,                         NULL                            }
1478 };
1479
1480 static struct ValueTextInfo options_explosion_type[] =
1481 {
1482   { EXPLODES_3X3,               "3x3"                           },
1483   { EXPLODES_CROSS,             "3+3"                           },
1484   { EXPLODES_1X1,               "1x1"                           },
1485
1486   { -1,                         NULL                            }
1487 };
1488
1489 static struct ValueTextInfo options_time_units[] =
1490 {
1491   { 1,                          "frames"                        },
1492   { FRAMES_PER_SECOND,          "seconds"                       },
1493
1494   { -1,                         NULL                            }
1495 };
1496
1497 static struct ValueTextInfo options_change_direct_action[] =
1498 {
1499   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1500   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1501   { CE_SWITCHED_BY_PLAYER,      "switched by player"            },
1502   { CE_SNAPPED_BY_PLAYER,       "snapped by player"             },
1503   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1504   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1505   { CE_LEFT_BY_PLAYER,          "left by player"                },
1506   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1507   { CE_SWITCHED,                "switched"                      },
1508   { CE_HITTING_SOMETHING,       "hitting something"             },
1509   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1510 #if 0
1511   { CE_BLOCKED,                 "blocked"                       },
1512 #endif
1513   { CE_IMPACT,                  "impact (on something)"         },
1514   { CE_SMASHED,                 "smashed (from above)"          },
1515   { CE_VALUE_GETS_ZERO,         "CE value gets 0"               },
1516
1517   { -1,                         NULL                            }
1518 };
1519
1520 static struct ValueTextInfo options_change_other_action[] =
1521 {
1522   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1523   { CE_PLAYER_PRESSES_X,        "player presses"                },
1524   { CE_PLAYER_SWITCHES_X,       "player switches"               },
1525   { CE_PLAYER_SNAPS_X,          "player snaps"                  },
1526   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1527   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1528   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1529   { CE_PLAYER_DIGS_X,           "player digs"                   },
1530   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1531   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1532   { CE_TOUCHING_X,              "touching"                      },
1533   { CE_HITTING_X,               "hitting"                       },
1534   { CE_HIT_BY_X,                "hit by"                        },
1535   { CE_SWITCH_OF_X,             "switch of"                     },
1536   { CE_CHANGE_OF_X,             "change by page of"             },
1537   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1538   { CE_MOVE_OF_X,               "move of"                       },
1539   { CE_VALUE_GETS_ZERO_OF_X,    "CE value gets 0 of"            },
1540
1541   { -1,                         NULL                            }
1542 };
1543
1544 static struct ValueTextInfo options_change_trigger_side[] =
1545 {
1546   { CH_SIDE_LEFT,               "left"                          },
1547   { CH_SIDE_RIGHT,              "right"                         },
1548   { CH_SIDE_TOP,                "top"                           },
1549   { CH_SIDE_BOTTOM,             "bottom"                        },
1550   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1551   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1552   { CH_SIDE_ANY,                "any"                           },
1553
1554   { -1,                         NULL                            }
1555 };
1556
1557 static struct ValueTextInfo options_change_trigger_player[] =
1558 {
1559   { CH_PLAYER_1,                "1"                             },
1560   { CH_PLAYER_2,                "2"                             },
1561   { CH_PLAYER_3,                "3"                             },
1562   { CH_PLAYER_4,                "4"                             },
1563   { CH_PLAYER_ANY,              "any"                           },
1564
1565   { -1,                         NULL                            }
1566 };
1567
1568 static struct ValueTextInfo options_change_trigger_page[] =
1569 {
1570   { (1 << 0),                   "1"                             },
1571   { (1 << 1),                   "2"                             },
1572   { (1 << 2),                   "3"                             },
1573   { (1 << 3),                   "4"                             },
1574   { (1 << 4),                   "5"                             },
1575   { (1 << 5),                   "6"                             },
1576   { (1 << 6),                   "7"                             },
1577   { (1 << 7),                   "8"                             },
1578   { (1 << 8),                   "9"                             },
1579   { (1 << 9),                   "10"                            },
1580   { (1 << 10),                  "11"                            },
1581   { (1 << 11),                  "12"                            },
1582   { (1 << 12),                  "13"                            },
1583   { (1 << 13),                  "14"                            },
1584   { (1 << 14),                  "15"                            },
1585   { (1 << 15),                  "16"                            },
1586   { (1 << 16),                  "17"                            },
1587   { (1 << 17),                  "18"                            },
1588   { (1 << 18),                  "19"                            },
1589   { (1 << 19),                  "20"                            },
1590   { (1 << 20),                  "21"                            },
1591   { (1 << 21),                  "22"                            },
1592   { (1 << 22),                  "23"                            },
1593   { (1 << 23),                  "24"                            },
1594   { (1 << 24),                  "25"                            },
1595   { (1 << 25),                  "26"                            },
1596   { (1 << 26),                  "27"                            },
1597   { (1 << 27),                  "28"                            },
1598   { (1 << 28),                  "29"                            },
1599   { (1 << 29),                  "30"                            },
1600   { (1 << 30),                  "31"                            },
1601   { (1 << 31),                  "32"                            },
1602   { CH_PAGE_ANY,                "any"                           },
1603
1604   { -1,                         NULL                            }
1605 };
1606
1607 static struct ValueTextInfo options_change_replace_when[] =
1608 {
1609   { CP_WHEN_EMPTY,              "empty"                         },
1610   { CP_WHEN_WALKABLE,           "walkable"                      },
1611   { CP_WHEN_DIGGABLE,           "diggable"                      },
1612   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1613   { CP_WHEN_REMOVABLE,          "removable"                     },
1614   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1615
1616   { -1,                         NULL                            }
1617 };
1618
1619 static struct ValueTextInfo options_action_type[] =
1620 {
1621   { CA_NO_ACTION,               "no action"                     },
1622   { CA_UNDEFINED,               " "                             },
1623   { CA_HEADLINE_LEVEL_ACTIONS,  "[level actions]"               },
1624   { CA_RESTART_LEVEL,           "restart level"                 },
1625   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1626   { CA_SET_LEVEL_TIME,          "set time"                      },
1627   { CA_SET_LEVEL_SCORE,         "set score"                     },
1628   { CA_SET_LEVEL_GEMS,          "set needed gems"               },
1629   { CA_SET_LEVEL_GRAVITY,       "set gravity"                   },
1630   { CA_SET_LEVEL_WIND,          "set wind dir."                 },
1631   { CA_UNDEFINED,               " "                             },
1632   { CA_HEADLINE_PLAYER_ACTIONS, "[player actions]"              },
1633   { CA_MOVE_PLAYER,             "move player"                   },
1634   { CA_EXIT_PLAYER,             "exit player"                   },
1635   { CA_KILL_PLAYER,             "kill player"                   },
1636   { CA_SET_PLAYER_KEYS,         "set keys"                      },
1637   { CA_SET_PLAYER_SPEED,        "set speed"                     },
1638   { CA_SET_PLAYER_SHIELD,       "set shield"                    },
1639   { CA_SET_PLAYER_ARTWORK,      "set artwork"                   },
1640   { CA_UNDEFINED,               " "                             },
1641   { CA_HEADLINE_CE_ACTIONS,     "[CE actions]"                  },
1642   { CA_SET_CE_SCORE,            "set CE score"                  },
1643   { CA_SET_CE_VALUE,            "set CE value"                  },
1644
1645   { -1,                         NULL                            }
1646 };
1647
1648 static struct ValueTextInfo options_action_mode_none[] =
1649 {
1650   { CA_ARG_UNDEFINED,           " "                             },
1651
1652   { -1,                         NULL                            }
1653 };
1654
1655 static struct ValueTextInfo options_action_mode_assign[] =
1656 {
1657   { CA_MODE_SET,                "="                             },
1658
1659   { -1,                         NULL                            }
1660 };
1661
1662 static struct ValueTextInfo options_action_mode_add_remove[] =
1663 {
1664   { CA_MODE_ADD,                "+"                             },
1665   { CA_MODE_SUBTRACT,           "-"                             },
1666
1667   { -1,                         NULL                            }
1668 };
1669
1670 static struct ValueTextInfo options_action_mode_calculate[] =
1671 {
1672   { CA_MODE_SET,                "="                             },
1673   { CA_MODE_ADD,                "+"                             },
1674   { CA_MODE_SUBTRACT,           "-"                             },
1675   { CA_MODE_MULTIPLY,           "*"                             },
1676   { CA_MODE_DIVIDE,             "/"                             },
1677   { CA_MODE_MODULO,             "%"                             },
1678
1679   { -1,                         NULL                            }
1680 };
1681
1682 static struct ValueTextInfo options_action_arg_none[] =
1683 {
1684   { CA_ARG_UNDEFINED,           "         "                     },
1685
1686   { -1,                         NULL                            }
1687 };
1688
1689 static struct ValueTextInfo options_action_arg_player[] =
1690 {
1691   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1692   { CA_ARG_PLAYER_1,            "1"                             },
1693   { CA_ARG_PLAYER_2,            "2"                             },
1694   { CA_ARG_PLAYER_3,            "3"                             },
1695   { CA_ARG_PLAYER_4,            "4"                             },
1696   { CA_ARG_PLAYER_ANY,          "any"                           },
1697   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1698
1699   { -1,                         NULL                            }
1700 };
1701
1702 static struct ValueTextInfo options_action_arg_number[] =
1703 {
1704   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1705   { CA_ARG_0,                   "0"                             },
1706   { CA_ARG_1,                   "1"                             },
1707   { CA_ARG_2,                   "2"                             },
1708   { CA_ARG_3,                   "3"                             },
1709   { CA_ARG_4,                   "4"                             },
1710   { CA_ARG_5,                   "5"                             },
1711   { CA_ARG_10,                  "10"                            },
1712   { CA_ARG_100,                 "100"                           },
1713   { CA_ARG_1000,                "1000"                          },
1714   { CA_ARG_UNDEFINED,           " "                             },
1715   { CA_ARG_NUMBER_MIN,          "min"                           },
1716   { CA_ARG_NUMBER_MAX,          "max"                           },
1717   { CA_ARG_UNDEFINED,           " "                             },
1718   { CA_ARG_NUMBER_RESET,        "reset"                         },
1719   { CA_ARG_UNDEFINED,           " "                             },
1720   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1721   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1722   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1723   { CA_ARG_UNDEFINED,           " "                             },
1724   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1725   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1726   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1727   { CA_ARG_UNDEFINED,           " "                             },
1728   { CA_ARG_ELEMENT_HEADLINE,    "[CE value"                     },
1729   { CA_ARG_ELEMENT_HEADLINE,    " of"                           },
1730   { CA_ARG_ELEMENT_HEADLINE,    " element]"                     },
1731   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1732   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1733
1734   { -1,                         NULL                            }
1735 };
1736
1737 static struct ValueTextInfo options_action_arg_envelope[] =
1738 {
1739   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1740   { CA_ARG_1,                   "1"                             },
1741   { CA_ARG_2,                   "2"                             },
1742   { CA_ARG_3,                   "3"                             },
1743   { CA_ARG_4,                   "4"                             },
1744   { CA_ARG_UNDEFINED,           " "                             },
1745   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1746   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1747   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1748
1749   { -1,                         NULL                            }
1750 };
1751
1752 static struct ValueTextInfo options_action_arg_key[] =
1753 {
1754   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1755   { CA_ARG_1,                   "1"                             },
1756   { CA_ARG_2,                   "2"                             },
1757   { CA_ARG_3,                   "3"                             },
1758   { CA_ARG_4,                   "4"                             },
1759   { CA_ARG_5,                   "5"                             },
1760   { CA_ARG_6,                   "6"                             },
1761   { CA_ARG_7,                   "7"                             },
1762   { CA_ARG_8,                   "8"                             },
1763   { CA_ARG_UNDEFINED,           " "                             },
1764   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1765   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1766   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1767
1768   { -1,                         NULL                            }
1769 };
1770
1771 static struct ValueTextInfo options_action_arg_speed[] =
1772 {
1773   { CA_ARG_SPEED_HEADLINE,      "[speed]"                       },
1774   { CA_ARG_SPEED_NOT_MOVING,    "frozen"                        },
1775   { CA_ARG_SPEED_VERY_SLOW,     "very slow"                     },
1776   { CA_ARG_SPEED_SLOW,          "slow"                          },
1777   { CA_ARG_SPEED_NORMAL,        "normal"                        },
1778   { CA_ARG_SPEED_FAST,          "fast"                          },
1779   { CA_ARG_SPEED_VERY_FAST,     "very fast"                     },
1780   { CA_ARG_SPEED_EVEN_FASTER,   "ultrafast"                     },
1781   { CA_ARG_UNDEFINED,           " "                             },
1782   { CA_ARG_SPEED_SLOWER,        "slower"                        },
1783   { CA_ARG_SPEED_FASTER,        "faster"                        },
1784   { CA_ARG_UNDEFINED,           " "                             },
1785   { CA_ARG_SPEED_RESET,         "reset"                         },
1786
1787   { -1,                         NULL                            }
1788 };
1789
1790 static struct ValueTextInfo options_action_arg_shield[] =
1791 {
1792   { CA_ARG_SHIELD_HEADLINE,     "[shield]"                      },
1793   { CA_ARG_SHIELD_OFF,          "off"                           },
1794   { CA_ARG_SHIELD_NORMAL,       "normal"                        },
1795   { CA_ARG_SHIELD_DEADLY,       "deadly"                        },
1796
1797   { -1,                         NULL                            }
1798 };
1799
1800 static struct ValueTextInfo options_action_arg_artwork[] =
1801 {
1802   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1803   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1804   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1805   { CA_ARG_UNDEFINED,           " "                             },
1806   { CA_ARG_ELEMENT_RESET,       "reset"                         },
1807
1808   { -1,                         NULL                            }
1809 };
1810
1811 static struct ValueTextInfo options_action_arg_gravity[] =
1812 {
1813   { CA_ARG_GRAVITY_HEADLINE,    "[gravity]"                     },
1814   { CA_ARG_GRAVITY_ON,          "on"                            },
1815   { CA_ARG_GRAVITY_OFF,         "off"                           },
1816   { CA_ARG_GRAVITY_TOGGLE,      "toggle"                        },
1817
1818   { -1,                         NULL                            }
1819 };
1820
1821 static struct ValueTextInfo options_action_arg_direction[] =
1822 {
1823   { CA_ARG_DIRECTION_HEADLINE,  "[dir.]"                        },
1824   { CA_ARG_DIRECTION_NONE,      "none"                          },
1825   { CA_ARG_DIRECTION_LEFT,      "left"                          },
1826   { CA_ARG_DIRECTION_RIGHT,     "right"                         },
1827   { CA_ARG_DIRECTION_UP,        "up"                            },
1828   { CA_ARG_DIRECTION_DOWN,      "down"                          },
1829   { CA_ARG_DIRECTION_TRIGGER,   "trigger"                       },
1830   { CA_ARG_DIRECTION_TRIGGER_BACK, "-trigger"                   },
1831
1832   { -1,                         NULL                            }
1833 };
1834
1835 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1836 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1837 {
1838   { -1,                         NULL                            }
1839 };
1840
1841 static struct ValueTextInfo options_group_choice_mode[] =
1842 {
1843   { ANIM_RANDOM,                "random"                        },
1844   { ANIM_LOOP,                  "loop"                          },
1845   { ANIM_LINEAR,                "linear"                        },
1846   { ANIM_PINGPONG,              "pingpong"                      },
1847   { ANIM_PINGPONG2,             "pingpong 2"                    },
1848
1849   { -1,                         NULL                            }
1850 };
1851
1852 static struct ValueTextInfo *action_arg_modes[] =
1853 {
1854   options_action_mode_none,
1855   options_action_mode_assign,
1856   options_action_mode_add_remove,
1857   options_action_mode_calculate,
1858 };
1859
1860 static struct
1861 {
1862   int value;
1863   int mode;
1864   struct ValueTextInfo *options;
1865 }
1866 action_arg_options[] =
1867 {
1868   { CA_NO_ACTION,               0,      options_action_arg_none,        },
1869   { CA_EXIT_PLAYER,             0,      options_action_arg_player,      },
1870   { CA_KILL_PLAYER,             0,      options_action_arg_player,      },
1871   { CA_MOVE_PLAYER,             0,      options_action_arg_direction,   },
1872   { CA_RESTART_LEVEL,           0,      options_action_arg_none,        },
1873   { CA_SHOW_ENVELOPE,           0,      options_action_arg_envelope,    },
1874   { CA_SET_LEVEL_TIME,          3,      options_action_arg_number,      },
1875   { CA_SET_LEVEL_GEMS,          3,      options_action_arg_number,      },
1876   { CA_SET_LEVEL_SCORE,         3,      options_action_arg_number,      },
1877   { CA_SET_LEVEL_GRAVITY,       1,      options_action_arg_gravity,     },
1878   { CA_SET_LEVEL_WIND,          1,      options_action_arg_direction,   },
1879   { CA_SET_PLAYER_KEYS,         2,      options_action_arg_key,         },
1880   { CA_SET_PLAYER_SPEED,        1,      options_action_arg_speed,       },
1881   { CA_SET_PLAYER_SHIELD,       1,      options_action_arg_shield,      },
1882   { CA_SET_PLAYER_ARTWORK,      1,      options_action_arg_artwork,     },
1883   { CA_SET_CE_SCORE,            3,      options_action_arg_number,      },
1884   { CA_SET_CE_VALUE,            3,      options_action_arg_number,      },
1885
1886   { -1,                         FALSE,  NULL                            }
1887 };
1888
1889 static struct
1890 {
1891   int x, y;
1892   int gadget_id;
1893   int gadget_id_align;
1894   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1895   struct ValueTextInfo *options;
1896   int *value;
1897   char *text_left, *text_right, *infotext;
1898 } selectbox_info[ED_NUM_SELECTBOX] =
1899 {
1900   /* ---------- level and editor settings ---------------------------------- */
1901
1902   {
1903     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1904     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1905     -1,
1906     options_time_or_steps,
1907     &level.use_step_counter,
1908     NULL, "(0 => no limit)",            "time or step limit"
1909   },
1910   {
1911     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1912     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1913     -1,
1914     options_game_engine_type,
1915     &level.game_engine_type,
1916     "game engine:", NULL,               "game engine"
1917   },
1918   {
1919     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(12),
1920     GADGET_ID_WIND_DIRECTION,           GADGET_ID_NONE,
1921     -1,
1922     options_wind_direction,
1923     &level.wind_direction_initial,
1924     "initial wind direction:", NULL,    "initial wind direction"
1925   },
1926
1927   /* ---------- element settings: configure (several elements) ------------- */
1928
1929   /* ---------- element settings: configure 1 (custom elements) ------------ */
1930
1931   {
1932     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1933     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1934     -1,
1935     options_access_type,
1936     &custom_element.access_type,
1937     NULL, NULL,                         "type of access to this field"
1938   },
1939   {
1940     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1941     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1942     -1,
1943     options_access_layer,
1944     &custom_element.access_layer,
1945     NULL, NULL,                         "layer of access for this field"
1946   },
1947   {
1948     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1949     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1950     -1,
1951     options_access_protected,
1952     &custom_element.access_protected,
1953     NULL, NULL,                         "protected access for this field"
1954   },
1955   {
1956     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1957     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1958     -1,
1959     options_access_direction,
1960     &custom_element.access_direction,
1961     "from", NULL,                       "access direction for this field"
1962   },
1963   {
1964     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1965     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1966     -1,
1967     options_walk_to_action,
1968     &custom_element.walk_to_action,
1969     NULL, NULL,                         "diggable/collectible/pushable"
1970   },
1971
1972   /* ---------- element settings: configure 2 (custom elements) ------------ */
1973
1974   {
1975     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1976     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1977     -1,
1978     options_move_pattern,
1979     &custom_element.move_pattern,
1980     "can move", NULL,                   "element move pattern"
1981   },
1982   {
1983     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1984     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1985     -1,
1986     options_move_direction,
1987     &custom_element.move_direction_initial,
1988     "starts moving", NULL,              "initial element move direction"
1989   },
1990   {
1991     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1992     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1993     -1,
1994     options_move_stepsize,
1995     &custom_element.move_stepsize,
1996     "move/fall speed", NULL,            "speed of element movement"
1997   },
1998   {
1999     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2000     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
2001     -1,
2002     options_move_leave_type,
2003     &custom_element.move_leave_type,
2004     "can dig:    can", ":",             "leave behind or change element"
2005   },
2006   {
2007     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2008     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
2009     -1,
2010     options_smash_targets,
2011     &custom_element.smash_targets,
2012     "can smash", NULL,                  "elements that can be smashed"
2013   },
2014   {
2015     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2016     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
2017     -1,
2018     options_slippery_type,
2019     &custom_element.slippery_type,
2020     "slippery", NULL,                   "where other elements fall down"
2021   },
2022   {
2023     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2024     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
2025     -1,
2026     options_deadliness,
2027     &custom_element.deadliness,
2028     "deadly when", NULL,                "deadliness of element"
2029   },
2030   {
2031     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
2032     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
2033     -1,
2034     options_explosion_type,
2035     &custom_element.explosion_type,
2036     "can explode", NULL,                "explosion type"
2037   },
2038
2039   /* ---------- element settings: advanced (custom elements) --------------- */
2040
2041   {
2042     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
2043     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
2044     -1,
2045     options_time_units,
2046     &custom_element_change.delay_frames,
2047     "delay time given in", NULL,        "delay time units for change"
2048   },
2049   {
2050     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
2051     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
2052     -1,
2053     options_change_direct_action,
2054     &custom_element_change.direct_action,
2055     NULL, NULL,                         "type of direct action"
2056   },
2057   {
2058     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
2059     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
2060     -1,
2061     options_change_other_action,
2062     &custom_element_change.other_action,
2063     NULL, "element:",                   "type of other element action"
2064   },
2065   {
2066     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
2067     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
2068     -1,
2069     options_change_trigger_side,
2070     &custom_element_change.trigger_side,
2071     "at", "side",                       "element side triggering change"
2072   },
2073   {
2074     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2075     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
2076     -1,
2077     options_change_trigger_player,
2078     &custom_element_change.trigger_player,
2079     "player:", " ",                     "player that causes change"
2080   },
2081   {
2082     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2083     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
2084     -1,
2085     options_change_trigger_page,
2086     &custom_element_change.trigger_page,
2087     "page:", NULL,                      "change page that causes change"
2088   },
2089   {
2090     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
2091     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
2092     -1,
2093     options_change_replace_when,
2094     &custom_element_change.replace_when,
2095     "replace when", NULL,               "which elements can be replaced"
2096   },
2097   {
2098     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
2099     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
2100     -1,
2101     options_action_type,
2102     &custom_element_change.action_type,
2103     NULL, NULL,                         "action on specified condition"
2104   },
2105   {
2106     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2107     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
2108     -1,
2109     options_action_mode_none,
2110     &custom_element_change.action_mode,
2111     NULL, NULL,                         "action operator"
2112   },
2113   {
2114     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2115     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
2116     -1,
2117     options_action_arg_none,
2118     &custom_element_change.action_arg,
2119     NULL, NULL,                         "action parameter"
2120   },
2121   {
2122     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
2123     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
2124     3,
2125     options_change_page,
2126     &custom_element.current_change_page,
2127     NULL, NULL,                         "element change page"
2128   },
2129
2130   /* ---------- element settings: configure (group elements) --------------- */
2131
2132   {
2133     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2134     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
2135     -1,
2136     options_group_choice_mode,
2137     &group_element_info.choice_mode,
2138     "choice type:", NULL,               "type of group element choice"
2139   },
2140 };
2141
2142 static struct
2143 {
2144   int x, y;
2145   int gadget_id;
2146   int gadget_id_align;
2147   int size;
2148   char *text;
2149   char *text_left, *text_right, *infotext;
2150 } textbutton_info[ED_NUM_TEXTBUTTONS] =
2151 {
2152   {
2153     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
2154     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
2155     8,                                  "Info",
2156     NULL, NULL,                         "Show information about element"
2157   },
2158   {
2159     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
2160     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
2161     8,                                  "Config",
2162     NULL, NULL,                         "Configure element properties"
2163   },
2164   {
2165     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
2166     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
2167     8,                                  "Config 1",
2168     NULL, NULL,                         "Configure custom element properties"
2169   },
2170   {
2171     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
2172     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
2173     8,                                  "Config 2",
2174     NULL, NULL,                         "Configure custom element properties"
2175   },
2176   {
2177     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
2178     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
2179     8,                                  "Change",
2180     NULL, NULL,                         "Custom element change configuration"
2181   },
2182   {
2183     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2184     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
2185     -1,                                 "Save",
2186     " ", "As Template",                 "Save current settings as new template"
2187   },
2188   {
2189     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2190     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
2191     -1,                                 "New",
2192     NULL, NULL,                         "Add new change page"
2193   },
2194   {
2195     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2196     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
2197     -1,                                 "Delete",
2198     NULL, NULL,                         "Delete current change page"
2199   },
2200 };
2201
2202 static struct
2203 {
2204   int gd_x, gd_y;
2205   int x, y;
2206   int width, height;
2207   int gadget_id;
2208   int gadget_id_align;
2209   char *text_left, *text_right, *infotext;
2210 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
2211 {
2212   {
2213     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
2214     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
2215     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2216     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
2217     NULL, NULL,                         "select previous change page"
2218   },
2219   {
2220     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
2221     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2222     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2223     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
2224     NULL, "change page",                "select next change page"
2225   },
2226   {
2227     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
2228     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2229     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2230     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
2231     " ", NULL,                          "copy settings from this change page"
2232   },
2233   {
2234     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
2235     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2236     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2237     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
2238     NULL, NULL,                         "paste settings to this change page"
2239   },
2240 };
2241
2242 static struct
2243 {
2244   int gd_x, gd_y;
2245   int x, y;
2246   int gadget_id;
2247   char *infotext;
2248 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2249 {
2250   {
2251     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
2252     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
2253     GADGET_ID_SCROLL_UP,
2254     "scroll level editing area up"
2255   },
2256   {
2257     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
2258     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
2259     GADGET_ID_SCROLL_DOWN,
2260     "scroll level editing area down"
2261   },
2262   {
2263     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
2264     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
2265     GADGET_ID_SCROLL_LEFT,
2266     "scroll level editing area left"
2267   },
2268   {
2269     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
2270     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
2271     GADGET_ID_SCROLL_RIGHT,
2272     "scroll level editing area right"
2273   },
2274   {
2275     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
2276     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
2277     GADGET_ID_SCROLL_LIST_UP,
2278     "scroll element list up ('Page Up')"
2279   },
2280   {
2281     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2282     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2283     GADGET_ID_SCROLL_LIST_DOWN,
2284     "scroll element list down ('Page Down')"
2285   },
2286 };
2287
2288 static struct
2289 {
2290   int gd_x, gd_y;
2291   int x, y;
2292   int width, height;
2293   int type;
2294   int gadget_id;
2295   char *infotext;
2296 } scrollbar_info[ED_NUM_SCROLLBARS] =
2297 {
2298   {
2299     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2300     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2301     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2302     GD_TYPE_SCROLLBAR_HORIZONTAL,
2303     GADGET_ID_SCROLL_HORIZONTAL,
2304     "scroll level editing area horizontally"
2305   },
2306   {
2307     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2308     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2309     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2310     GD_TYPE_SCROLLBAR_VERTICAL,
2311     GADGET_ID_SCROLL_VERTICAL,
2312     "scroll level editing area vertically"
2313   },
2314   {
2315     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2316     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2317     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2318     GD_TYPE_SCROLLBAR_VERTICAL,
2319     GADGET_ID_SCROLL_LIST_VERTICAL,
2320     "scroll element list vertically"
2321   }
2322 };
2323
2324 static struct
2325 {
2326   int x, y;
2327   int gadget_id;
2328   int gadget_id_align;
2329   int radio_button_nr;
2330   int *value;
2331   int checked_value;
2332   char *text_left, *text_right, *infotext;
2333 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2334 {
2335   {
2336     -1,                                 ED_COUNTER2_YPOS(8),
2337     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2338     RADIO_NR_RANDOM_ELEMENTS,
2339     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2340     " ", "percentage",                  "use percentage for random elements"
2341   },
2342   {
2343     -1,                                 ED_COUNTER2_YPOS(8),
2344     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2345     RADIO_NR_RANDOM_ELEMENTS,
2346     &random_placement_method,           RANDOM_USE_QUANTITY,
2347     " ", "quantity",                    "use quantity for random elements"
2348   }
2349 };
2350
2351 static struct
2352 {
2353   int x, y;
2354   int gadget_id;
2355   int gadget_id_align;
2356   boolean *value;
2357   char *text_left, *text_right, *infotext;
2358 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2359 {
2360   /* ---------- level and editor settings ---------------------------------- */
2361
2362   {
2363     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2364     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2365     &level.initial_gravity,
2366     NULL,
2367     "initial gravity",                  "set initial level gravity"
2368   },
2369   {
2370     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2371     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2372     &random_placement_background_restricted,
2373     NULL,
2374     "restrict random placement to:",    "set random placement restriction"
2375   },
2376
2377   /* ---------- element settings: configure (various elements) ------------- */
2378
2379   {
2380     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2381     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2382     &stick_element_properties_window,
2383     NULL,
2384     "stick this screen to edit content","stick this screen to edit content"
2385   },
2386   {
2387     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2388     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2389     &level.em_slippery_gems,
2390     NULL,
2391     "slip down from certain flat walls","use EM style slipping behaviour"
2392   },
2393   {
2394     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2395     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2396     &level.use_spring_bug,
2397     NULL,
2398     "use spring pushing bug",           "use odd spring pushing behaviour"
2399   },
2400   {
2401     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2402     GADGET_ID_USE_TIME_ORB_BUG,         GADGET_ID_NONE,
2403     &level.use_time_orb_bug,
2404     NULL,
2405     "use time orb bug",                 "use odd time orb behaviour"
2406   },
2407   {
2408     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2409     GADGET_ID_RANDOM_BALL_CONTENT,      GADGET_ID_NONE,
2410     &level.ball_random,
2411     NULL,
2412     "create single random element",     "only create one element from content"
2413   },
2414   {
2415     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2416     GADGET_ID_INITIAL_BALL_STATE,       GADGET_ID_NONE,
2417     &level.ball_state_initial,
2418     NULL,
2419     "magic ball initially activated",   "activate magic ball after level start"
2420   },
2421   {
2422     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2423     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2424     &level.grow_into_diggable,
2425     NULL,
2426     "can grow into anything diggable",  "grow into more than just sand"
2427   },
2428   {
2429     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2430     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2431     &level.double_speed,
2432     NULL,
2433     "double speed movement",            "set initial movement speed of player"
2434   },
2435   {
2436     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2437     GADGET_ID_BLOCK_SNAP_FIELD,         GADGET_ID_NONE,
2438     &level.block_snap_field,
2439     NULL,
2440     "block snapped field when snapping", "use snapping delay to show animation"
2441   },
2442   {
2443     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2444     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2445     &level.block_last_field,
2446     NULL,
2447     "block last field when moving",     "player blocks last field when moving"
2448   },
2449   {
2450     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2451     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2452     &level.sp_block_last_field,
2453     NULL,
2454     "block last field when moving",     "player blocks last field when moving"
2455   },
2456   {
2457     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2458     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2459     &level.instant_relocation,
2460     NULL,
2461     "no scrolling when relocating",     "player gets relocated without delay"
2462   },
2463   {
2464     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2465     GADGET_ID_USE_START_ELEMENT,        GADGET_ID_NONE,
2466     &level.use_start_element[0],
2467     NULL,
2468     "use level start element:",        "start level at this element's position"
2469   },
2470   {
2471     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2472     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2473     &level.can_pass_to_walkable,
2474     NULL,
2475     "can pass to walkable element",     "player can pass to empty or walkable"
2476   },
2477   {
2478     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2479     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2480     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2481     NULL,
2482     "can fall into acid (with gravity)","player can fall into acid pool"
2483   },
2484   {
2485     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2486     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2487     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2488     NULL,
2489     "can move into acid",               "element can move into acid pool"
2490   },
2491   {
2492     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2493     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2494     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2495     NULL,
2496     "deadly when colliding with",       "element is deadly when hitting player"
2497   },
2498
2499   /* ---------- element settings: configure 1 (custom elements) ----------- */
2500
2501   {
2502     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2503     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2504     &custom_element.use_gfx_element,
2505
2506     /* !!! add separate "use existing element sound" !!! */
2507 #if 0
2508     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2509 #else
2510     NULL, "use graphic of element:",    "use existing element graphic"
2511 #endif
2512   },
2513   {
2514     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2515     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2516     &level.use_custom_template,
2517     NULL, "use template",               "use template for custom properties"
2518   },
2519   {
2520     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2521     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2522     &custom_element_properties[EP_ACCESSIBLE],
2523     NULL, NULL,                         "player can walk to or pass this field"
2524   },
2525   {
2526     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2527     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2528     &custom_element_properties[EP_GRAVITY_REACHABLE],
2529     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2530   },
2531   {
2532     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2533     GADGET_ID_CUSTOM_USE_LAST_VALUE,    GADGET_ID_NONE,
2534     &custom_element.use_last_ce_value,
2535     NULL, "use last CE value after change", "use last CE value after change"
2536   },
2537   {
2538     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2539     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2540     &custom_element_properties[EP_WALK_TO_OBJECT],
2541     NULL, NULL,                         "player can dig/collect/push element"
2542   },
2543   {
2544     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2545     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2546     &custom_element_properties[EP_INDESTRUCTIBLE],
2547     NULL, "indestructible",             "element is indestructible"
2548   },
2549
2550   /* ---------- element settings: configure 2 (custom elements) ----------- */
2551
2552   {
2553     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2554     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2555     &custom_element_properties[EP_CAN_MOVE],
2556     NULL, NULL,                         "element can move with some pattern"
2557   },
2558   {
2559     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2560     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2561     &custom_element_properties[EP_CAN_FALL],
2562     NULL, "can fall",                   "element can fall down"
2563   },
2564   {
2565     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2566     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2567     &custom_element_properties[EP_CAN_SMASH],
2568     " ", NULL,                          "element can smash other elements"
2569   },
2570   {
2571     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2572     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2573     &custom_element_properties[EP_SLIPPERY],
2574     NULL, NULL,                         "other elements can fall down from it"
2575   },
2576   {
2577     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2578     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2579     &custom_element_properties[EP_DEADLY],
2580     NULL, NULL,                         "element can kill the player"
2581   },
2582   {
2583     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2584     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2585     &custom_element_properties[EP_CAN_EXPLODE],
2586     NULL, NULL,                         "element can explode"
2587   },
2588   {
2589     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2590     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2591     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2592     NULL, "by fire",                    "element can explode by fire/explosion"
2593   },
2594   {
2595     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2596     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2597     &custom_element_properties[EP_EXPLODES_SMASHED],
2598     " ", "smashed",                     "element can explode when smashed"
2599   },
2600   {
2601     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2602     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2603     &custom_element_properties[EP_EXPLODES_IMPACT],
2604     " ", "impact",                      "element can explode on impact"
2605   },
2606
2607   /* ---------- element settings: advanced (custom elements) --------------- */
2608
2609   {
2610     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2611     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2612     &custom_element_change.can_change,
2613     NULL, "element changes to:",        "change element on specified condition"
2614   },
2615   {
2616     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2617     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2618     &custom_element_change_events[CE_DELAY],
2619     NULL, NULL,                         "element changes after delay"
2620   },
2621   {
2622     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2623     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2624     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2625     NULL, NULL,                         "element changes by direct action"
2626   },
2627   {
2628     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2629     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2630     &custom_element_change_events[CE_BY_OTHER_ACTION],
2631     NULL, NULL,                         "element changes by other element"
2632   },
2633   {
2634     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2635     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2636     &custom_element_change.explode,
2637     NULL, "explode instead of change",  "element explodes instead of change"
2638   },
2639   {
2640     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2641     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2642     &custom_element_change.use_target_content,
2643     NULL, "use extended change target:","element changes to more elements"
2644   },
2645   {
2646     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2647     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2648     &custom_element_change.only_if_complete,
2649     NULL, "replace all or nothing",     "only replace when all can be changed"
2650   },
2651   {
2652     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2653     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2654     &custom_element_change.use_random_replace,
2655     NULL, NULL,                         "use percentage for random replace"
2656   },
2657   {
2658     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2659     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2660     &custom_element_change.has_action,
2661     NULL, NULL,                         "execute action on specified condition"
2662   },
2663 };
2664
2665 static struct
2666 {
2667   int x, y;
2668   int gadget_id;
2669   int gadget_id_align;
2670   int *value;
2671   int area_xsize, area_ysize;
2672   char *text_left, *text_right, *text_below, *infotext;
2673 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2674 {
2675   /* ---------- level playfield content ------------------------------------ */
2676
2677   {
2678     0,                                  0,
2679     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2680     NULL,                               MAX_ED_FIELDX, MAX_ED_FIELDY,
2681     NULL, NULL, NULL,                   NULL
2682   },
2683
2684   /* ---------- yam yam content -------------------------------------------- */
2685
2686   {
2687     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2688     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2689     &level.yamyam_content[0].e[0][0],   3, 3,
2690     NULL, NULL, "1",                    NULL
2691   },
2692   {
2693     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2694     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2695     &level.yamyam_content[1].e[0][0],   3, 3,
2696     NULL, NULL, "2",                    NULL
2697   },
2698   {
2699     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2700     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2701     &level.yamyam_content[2].e[0][0],   3, 3,
2702     NULL, NULL, "3",                    NULL
2703   },
2704   {
2705     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2706     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2707     &level.yamyam_content[3].e[0][0],   3, 3,
2708     NULL, NULL, "4",                    NULL
2709   },
2710   {
2711     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2712     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2713     &level.yamyam_content[4].e[0][0],   3, 3,
2714     NULL, NULL, "5",                    NULL
2715   },
2716   {
2717     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2718     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2719     &level.yamyam_content[5].e[0][0],   3, 3,
2720     NULL, NULL, "6",                    NULL
2721   },
2722   {
2723     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2724     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2725     &level.yamyam_content[6].e[0][0],   3, 3,
2726     NULL, NULL, "7",                    NULL
2727   },
2728   {
2729     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2730     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2731     &level.yamyam_content[7].e[0][0],   3, 3,
2732     NULL, NULL, "8",                    NULL
2733   },
2734
2735   /* ---------- magic ball content ----------------------------------------- */
2736
2737   {
2738     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2739     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2740     &level.ball_content[0].e[0][0],     3, 3,
2741     NULL, NULL, "1",                    NULL
2742   },
2743   {
2744     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2745     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2746     &level.ball_content[1].e[0][0],     3, 3,
2747     NULL, NULL, "2",                    NULL
2748   },
2749   {
2750     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2751     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2752     &level.ball_content[2].e[0][0],     3, 3,
2753     NULL, NULL, "3",                    NULL
2754   },
2755   {
2756     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2757     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2758     &level.ball_content[3].e[0][0],     3, 3,
2759     NULL, NULL, "4",                    NULL
2760   },
2761   {
2762     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2763     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2764     &level.ball_content[4].e[0][0],     3, 3,
2765     NULL, NULL, "5",                    NULL
2766   },
2767   {
2768     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2769     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2770     &level.ball_content[5].e[0][0],     3, 3,
2771     NULL, NULL, "6",                    NULL
2772   },
2773   {
2774     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2775     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2776     &level.ball_content[6].e[0][0],     3, 3,
2777     NULL, NULL, "7",                    NULL
2778   },
2779   {
2780     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2781     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2782     &level.ball_content[7].e[0][0],     3, 3,
2783     NULL, NULL, "8",                    NULL
2784   },
2785
2786   /* ---------- amoeba content --------------------------------------------- */
2787
2788   {
2789     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2790     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2791     &level.amoeba_content,              1, 1,
2792     "content:", NULL, NULL,             "amoeba content"
2793   },
2794
2795   /* ---------- level start element ---------------------------------------- */
2796
2797   {
2798     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(6),
2799     GADGET_ID_START_ELEMENT,            GADGET_ID_USE_START_ELEMENT,
2800     &level.start_element[0],            1, 1,
2801     NULL, NULL, NULL,                   "level start element"
2802   },
2803
2804   /* ---------- element settings: configure 1 (custom elements) ----------- */
2805
2806   /* ---------- custom graphic --------------------------------------------- */
2807
2808   {
2809     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2810     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2811     &custom_element.gfx_element,        1, 1,
2812     NULL, NULL, NULL,                   "custom graphic element"
2813   },
2814
2815   /* ---------- element settings: configure 2 (custom elements) ----------- */
2816
2817   /* ---------- custom content (when exploding) ---------------------------- */
2818
2819   {
2820     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2821     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2822     &custom_element.content.e[0][0],    3, 3,
2823     "content:", NULL, NULL,             NULL
2824   },
2825
2826   /* ---------- custom enter and leave element (when moving) --------------- */
2827
2828   {
2829     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2830     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2831     &custom_element.move_enter_element, 1, 1,
2832     "can dig:", " ", NULL,              "element that can be digged/collected"
2833   },
2834   {
2835     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2836     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2837     &custom_element.move_leave_element, 1, 1,
2838     NULL, NULL, NULL,                   "element that will be left behind"
2839   },
2840
2841   /* ---------- element settings: advanced (custom elements) --------------- */
2842
2843   /* ---------- custom change target --------------------------------------- */
2844
2845   {
2846     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2847     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2848     &custom_element_change.target_element, 1, 1,
2849     NULL, "after/when:", NULL,          "new target element after change"
2850   },
2851
2852   /* ---------- custom change content (extended change target) ------------- */
2853
2854   {
2855     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2856     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2857     &custom_element_change.target_content.e[0][0], 3, 3,
2858     NULL, NULL, NULL,                   "new extended elements after change"
2859   },
2860
2861   /* ---------- custom change trigger (element causing change) ------------- */
2862
2863   {
2864     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2865     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2866     &custom_element_change.trigger_element, 1, 1,
2867     NULL, NULL, NULL,                   "other element triggering change"
2868   },
2869
2870   /* ---------- group element content -------------------------------------- */
2871
2872   {
2873     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2874     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2875     &group_element_info.element[0],     MAX_ELEMENTS_IN_GROUP, 1,
2876     "content:", NULL, NULL,             NULL
2877   },
2878
2879   /* ---------- random background (for random painting) -------------------- */
2880
2881   {
2882     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2883     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2884     &random_placement_background_element, 1, 1,
2885     NULL, NULL, NULL,                   "random placement background"
2886   },
2887 };
2888
2889
2890 /*
2891   -----------------------------------------------------------------------------
2892   some internally used variables
2893   -----------------------------------------------------------------------------
2894 */
2895
2896 /* actual size of level editor drawing area */
2897 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2898
2899 /* actual position of level editor drawing area in level playfield */
2900 static int level_xpos = -1, level_ypos = -1;
2901
2902 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2903
2904 /* drawing elements on the three mouse buttons */
2905 static int new_element1 = EL_WALL;
2906 static int new_element2 = EL_EMPTY;
2907 static int new_element3 = EL_SAND;
2908
2909 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
2910 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2911                                 (button) == 2 ? new_element2 : \
2912                                 (button) == 3 ? new_element3 : EL_EMPTY)
2913 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2914
2915 /* forward declaration for internal use */
2916 static void ModifyEditorCounterValue(int, int);
2917 static void ModifyEditorCounterLimits(int, int, int);
2918 static void ModifyEditorSelectboxValue(int, int);
2919 static void ModifyEditorSelectboxOptions(int, struct ValueTextInfo *);
2920 static void ModifyEditorDrawingArea(int, int, int);
2921 static void ModifyEditorElementList();
2922 static void RedrawDrawingElements();
2923 static void DrawDrawingWindow();
2924 static void DrawLevelInfoWindow();
2925 static void DrawPropertiesWindow();
2926 static void UpdateCustomElementGraphicGadgets();
2927 static boolean checkPropertiesConfig(int);
2928 static void CopyLevelToUndoBuffer(int);
2929 static void HandleDrawingAreas(struct GadgetInfo *);
2930 static void HandleCounterButtons(struct GadgetInfo *);
2931 static void HandleTextInputGadgets(struct GadgetInfo *);
2932 static void HandleTextAreaGadgets(struct GadgetInfo *);
2933 static void HandleSelectboxGadgets(struct GadgetInfo *);
2934 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2935 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2936 static void HandleRadiobuttons(struct GadgetInfo *);
2937 static void HandleCheckbuttons(struct GadgetInfo *);
2938 static void HandleControlButtons(struct GadgetInfo *);
2939 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2940
2941 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2942 static int right_gadget_border[NUM_EDITOR_GADGETS];
2943
2944 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2945 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2946 static boolean draw_with_brush = FALSE;
2947 static int properties_element = 0;
2948
2949 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2950 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2951 static int undo_buffer_position = 0;
2952 static int undo_buffer_steps = 0;
2953
2954 static int edit_mode;
2955 static int edit_mode_properties;
2956
2957 static int element_shift = 0;
2958
2959 static int editor_hl_boulderdash[] =
2960 {
2961   EL_CHAR('B'),
2962   EL_CHAR('O'),
2963   EL_CHAR('U'),
2964   EL_CHAR('L'),
2965
2966   EL_CHAR('-'),
2967   EL_CHAR('D'),
2968   EL_CHAR('E'),
2969   EL_CHAR('R'),
2970
2971   EL_CHAR('D'),
2972   EL_CHAR('A'),
2973   EL_CHAR('S'),
2974   EL_CHAR('H'),
2975 };
2976
2977 static int editor_el_boulderdash[] =
2978 {
2979   EL_PLAYER_1,
2980   EL_EMPTY,
2981   EL_SAND,
2982   EL_STEELWALL,
2983
2984   EL_BD_WALL,
2985   EL_BD_MAGIC_WALL,
2986   EL_EXIT_CLOSED,
2987   EL_EXIT_OPEN,
2988
2989   EL_BD_DIAMOND,
2990   EL_BD_BUTTERFLY_UP,
2991   EL_BD_FIREFLY_UP,
2992   EL_BD_ROCK,
2993
2994   EL_BD_BUTTERFLY_LEFT,
2995   EL_BD_FIREFLY_LEFT,
2996   EL_BD_BUTTERFLY_RIGHT,
2997   EL_BD_FIREFLY_RIGHT,
2998
2999   EL_BD_AMOEBA,
3000   EL_BD_BUTTERFLY_DOWN,
3001   EL_BD_FIREFLY_DOWN,
3002   EL_EMPTY,
3003 };
3004 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
3005 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
3006 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
3007 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
3008
3009 static int editor_hl_emerald_mine[] =
3010 {
3011   EL_CHAR('E'),
3012   EL_CHAR('M'),
3013   EL_CHAR('E'),
3014   EL_CHAR('-'),
3015
3016   EL_CHAR('R'),
3017   EL_CHAR('A'),
3018   EL_CHAR('L'),
3019   EL_CHAR('D'),
3020
3021   EL_CHAR('M'),
3022   EL_CHAR('I'),
3023   EL_CHAR('N'),
3024   EL_CHAR('E'),
3025 };
3026
3027 static int editor_el_emerald_mine[] =
3028 {
3029   EL_PLAYER_1,
3030   EL_PLAYER_2,
3031   EL_PLAYER_3,
3032   EL_PLAYER_4,
3033
3034   EL_PLAYER_1,
3035   EL_EMPTY,
3036   EL_SAND,
3037   EL_ROCK,
3038
3039   EL_STEELWALL,
3040   EL_WALL,
3041   EL_WALL_SLIPPERY,
3042   EL_MAGIC_WALL,
3043
3044   EL_EMERALD,
3045   EL_DIAMOND,
3046   EL_NUT,
3047   EL_BOMB,
3048
3049   EL_WALL_EMERALD,
3050   EL_WALL_DIAMOND,
3051   EL_QUICKSAND_EMPTY,
3052   EL_QUICKSAND_FULL,
3053
3054   EL_DYNAMITE,
3055   EL_DYNAMITE_ACTIVE,
3056   EL_EXIT_CLOSED,
3057   EL_EXIT_OPEN,
3058
3059   EL_YAMYAM,
3060   EL_BUG_UP,
3061   EL_SPACESHIP_UP,
3062   EL_ROBOT,
3063
3064   EL_BUG_LEFT,
3065   EL_SPACESHIP_LEFT,
3066   EL_BUG_RIGHT,
3067   EL_SPACESHIP_RIGHT,
3068
3069   EL_ROBOT_WHEEL,
3070   EL_BUG_DOWN,
3071   EL_SPACESHIP_DOWN,
3072   EL_INVISIBLE_WALL,
3073
3074   EL_ACID_POOL_TOPLEFT,
3075   EL_ACID,
3076   EL_ACID_POOL_TOPRIGHT,
3077   EL_EMPTY,
3078
3079   EL_ACID_POOL_BOTTOMLEFT,
3080   EL_ACID_POOL_BOTTOM,
3081   EL_ACID_POOL_BOTTOMRIGHT,
3082   EL_EMPTY,
3083
3084   EL_AMOEBA_DROP,
3085   EL_AMOEBA_DEAD,
3086   EL_AMOEBA_WET,
3087   EL_AMOEBA_DRY,
3088
3089   EL_EM_KEY_1,
3090   EL_EM_KEY_2,
3091   EL_EM_KEY_3,
3092   EL_EM_KEY_4,
3093
3094   EL_EM_GATE_1,
3095   EL_EM_GATE_2,
3096   EL_EM_GATE_3,
3097   EL_EM_GATE_4,
3098
3099   EL_EM_GATE_1_GRAY,
3100   EL_EM_GATE_2_GRAY,
3101   EL_EM_GATE_3_GRAY,
3102   EL_EM_GATE_4_GRAY,
3103 };
3104 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
3105 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
3106 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
3107 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
3108
3109 static int editor_hl_emerald_mine_club[] =
3110 {
3111   EL_CHAR('E'),
3112   EL_CHAR('M'),
3113   EL_CHAR('E'),
3114   EL_CHAR('-'),
3115
3116   EL_CHAR('R'),
3117   EL_CHAR('A'),
3118   EL_CHAR('L'),
3119   EL_CHAR('D'),
3120
3121   EL_CHAR('M'),
3122   EL_CHAR('I'),
3123   EL_CHAR('N'),
3124   EL_CHAR('E'),
3125
3126   EL_CHAR('C'),
3127   EL_CHAR('L'),
3128   EL_CHAR('U'),
3129   EL_CHAR('B'),
3130 };
3131
3132 static int editor_el_emerald_mine_club[] =
3133 {
3134   EL_EMC_KEY_5,
3135   EL_EMC_KEY_6,
3136   EL_EMC_KEY_7,
3137   EL_EMC_KEY_8,
3138
3139   EL_EMC_GATE_5,
3140   EL_EMC_GATE_6,
3141   EL_EMC_GATE_7,
3142   EL_EMC_GATE_8,
3143
3144   EL_EMC_GATE_5_GRAY,
3145   EL_EMC_GATE_6_GRAY,
3146   EL_EMC_GATE_7_GRAY,
3147   EL_EMC_GATE_8_GRAY,
3148
3149   EL_EMC_STEELWALL_1,
3150   EL_EMC_STEELWALL_2,
3151   EL_EMC_STEELWALL_3,
3152   EL_EMC_STEELWALL_4,
3153
3154   EL_EMC_WALL_13,
3155   EL_EMC_WALL_14,
3156   EL_EMC_WALL_15,
3157   EL_EMC_WALL_16,
3158
3159   EL_EMC_WALL_SLIPPERY_1,
3160   EL_EMC_WALL_SLIPPERY_2,
3161   EL_EMC_WALL_SLIPPERY_3,
3162   EL_EMC_WALL_SLIPPERY_4,
3163
3164   EL_EMC_WALL_1,
3165   EL_EMC_WALL_2,
3166   EL_EMC_WALL_3,
3167   EL_EMC_WALL_4,
3168
3169   EL_EMC_WALL_5,
3170   EL_EMC_WALL_6,
3171   EL_EMC_WALL_7,
3172   EL_EMC_WALL_8,
3173
3174   EL_EMC_WALL_9,
3175   EL_EMC_WALL_10,
3176   EL_EMC_WALL_11,
3177   EL_EMC_WALL_12,
3178
3179 #if RELEASE_3_1_2
3180   EL_EMPTY,
3181 #else
3182   EL_EMC_ANDROID,
3183 #endif
3184   EL_BALLOON,
3185   EL_BALLOON_SWITCH_ANY,
3186 #if RELEASE_3_1_2
3187   EL_EMPTY,
3188 #else
3189   EL_BALLOON_SWITCH_NONE,
3190 #endif
3191
3192   EL_BALLOON_SWITCH_LEFT,
3193   EL_BALLOON_SWITCH_RIGHT,
3194   EL_BALLOON_SWITCH_UP,
3195   EL_BALLOON_SWITCH_DOWN,
3196
3197   EL_EMC_GRASS,
3198   EL_EMC_PLANT,
3199 #if RELEASE_3_1_2
3200   EL_EMPTY,
3201   EL_EMPTY,
3202 #else
3203   EL_EMC_LENSES,
3204   EL_EMC_MAGNIFIER,
3205 #endif
3206
3207 #if RELEASE_3_1_2
3208   EL_EMPTY,
3209   EL_EMPTY,
3210 #else
3211   EL_EMC_MAGIC_BALL,
3212   EL_EMC_MAGIC_BALL_SWITCH,
3213 #endif
3214   EL_SPRING,
3215 #if RELEASE_3_1_2
3216   EL_EMPTY,
3217 #else
3218   EL_EMC_SPRING_BUMPER,
3219 #endif
3220
3221 #if RELEASE_3_1_2
3222   EL_EMPTY,
3223 #else
3224
3225 #if 0
3226   EL_EMC_DRIPPER,
3227 #else
3228   EL_EMPTY,
3229 #endif
3230
3231 #endif
3232   EL_EMC_FAKE_GRASS,
3233   EL_EMPTY,
3234   EL_EMPTY,
3235 };
3236 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
3237 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
3238 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
3239 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
3240
3241 static int editor_hl_more[] =
3242 {
3243   EL_CHAR('M'),
3244   EL_CHAR('O'),
3245   EL_CHAR('R'),
3246   EL_CHAR('E'),
3247 };
3248
3249 static int editor_el_more[] =
3250 {
3251   EL_KEY_1,
3252   EL_KEY_2,
3253   EL_KEY_3,
3254   EL_KEY_4,
3255
3256   EL_GATE_1,
3257   EL_GATE_2,
3258   EL_GATE_3,
3259   EL_GATE_4,
3260
3261   EL_GATE_1_GRAY,
3262   EL_GATE_2_GRAY,
3263   EL_GATE_3_GRAY,
3264   EL_GATE_4_GRAY,
3265
3266   EL_ARROW_LEFT,
3267   EL_ARROW_RIGHT,
3268   EL_ARROW_UP,
3269   EL_ARROW_DOWN,
3270
3271   EL_AMOEBA_FULL,
3272   EL_EMERALD_YELLOW,
3273   EL_EMERALD_RED,
3274   EL_EMERALD_PURPLE,
3275
3276   EL_WALL_BD_DIAMOND,
3277   EL_WALL_EMERALD_YELLOW,
3278   EL_WALL_EMERALD_RED,
3279   EL_WALL_EMERALD_PURPLE,
3280
3281   EL_GAME_OF_LIFE,
3282   EL_PACMAN_UP,
3283   EL_TIME_ORB_FULL,
3284   EL_TIME_ORB_EMPTY,
3285
3286   EL_PACMAN_LEFT,
3287   EL_DARK_YAMYAM,
3288   EL_PACMAN_RIGHT,
3289   EL_EXPANDABLE_WALL,
3290
3291   EL_BIOMAZE,
3292   EL_PACMAN_DOWN,
3293   EL_LAMP,
3294   EL_LAMP_ACTIVE,
3295
3296   EL_DYNABOMB_INCREASE_NUMBER,
3297   EL_DYNABOMB_INCREASE_SIZE,
3298   EL_DYNABOMB_INCREASE_POWER,
3299   EL_STONEBLOCK,
3300
3301   EL_MOLE,
3302   EL_PENGUIN,
3303   EL_PIG,
3304   EL_DRAGON,
3305
3306   EL_BUG,
3307   EL_MOLE_UP,
3308   EL_BD_BUTTERFLY,
3309   EL_BD_FIREFLY,
3310
3311   EL_MOLE_LEFT,
3312   EL_EMPTY,
3313   EL_MOLE_RIGHT,
3314   EL_PACMAN,
3315
3316   EL_SPACESHIP,
3317   EL_MOLE_DOWN,
3318   EL_EMPTY,
3319   EL_EMPTY,
3320
3321   EL_SATELLITE,
3322   EL_EXPANDABLE_WALL_HORIZONTAL,
3323   EL_EXPANDABLE_WALL_VERTICAL,
3324   EL_EXPANDABLE_WALL_ANY,
3325
3326   EL_INVISIBLE_STEELWALL,
3327   EL_INVISIBLE_WALL,
3328   EL_SPEED_PILL,
3329   EL_BLACK_ORB,
3330 };
3331 static int *editor_hl_more_ptr = editor_hl_more;
3332 static int *editor_el_more_ptr = editor_el_more;
3333 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
3334 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
3335
3336 static int editor_hl_sokoban[] =
3337 {
3338   EL_CHAR('S'),
3339   EL_CHAR('O'),
3340   EL_CHAR('K'),
3341   EL_CHAR('O'),
3342
3343   EL_CHAR('-'),
3344   EL_CHAR('B'),
3345   EL_CHAR('A'),
3346   EL_CHAR('N'),
3347 };
3348
3349 static int editor_el_sokoban[] =
3350 {
3351   EL_SOKOBAN_OBJECT,
3352   EL_SOKOBAN_FIELD_EMPTY,
3353   EL_SOKOBAN_FIELD_FULL,
3354   EL_SOKOBAN_FIELD_PLAYER,
3355 };
3356 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3357 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3358 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3359 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3360
3361 static int editor_hl_supaplex[] =
3362 {
3363   EL_CHAR('S'),
3364   EL_CHAR('U'),
3365   EL_CHAR('P'),
3366   EL_CHAR('A'),
3367
3368   EL_CHAR('P'),
3369   EL_CHAR('L'),
3370   EL_CHAR('E'),
3371   EL_CHAR('X'),
3372 };
3373
3374 static int editor_el_supaplex[] =
3375 {
3376 #if 1
3377   EL_EMPTY,
3378 #else
3379   EL_SP_EMPTY,
3380 #endif
3381   EL_SP_ZONK,
3382   EL_SP_BASE,
3383   EL_SP_MURPHY,
3384
3385   EL_SP_INFOTRON,
3386   EL_SP_CHIP_SINGLE,
3387   EL_SP_HARDWARE_GRAY,
3388   EL_SP_EXIT_CLOSED,
3389
3390   EL_SP_DISK_ORANGE,
3391   EL_SP_PORT_RIGHT,
3392   EL_SP_PORT_DOWN,
3393   EL_SP_PORT_LEFT,
3394
3395   EL_SP_PORT_UP,
3396   EL_SP_GRAVITY_PORT_RIGHT,
3397   EL_SP_GRAVITY_PORT_DOWN,
3398   EL_SP_GRAVITY_PORT_LEFT,
3399
3400   EL_SP_GRAVITY_PORT_UP,
3401   EL_SP_SNIKSNAK,
3402   EL_SP_DISK_YELLOW,
3403   EL_SP_TERMINAL,
3404
3405   EL_SP_DISK_RED,
3406   EL_SP_PORT_VERTICAL,
3407   EL_SP_PORT_HORIZONTAL,
3408   EL_SP_PORT_ANY,
3409
3410   EL_SP_ELECTRON,
3411   EL_SP_BUGGY_BASE,
3412   EL_SP_CHIP_LEFT,
3413   EL_SP_CHIP_RIGHT,
3414
3415   EL_SP_HARDWARE_BASE_1,
3416   EL_SP_HARDWARE_GREEN,
3417   EL_SP_HARDWARE_BLUE,
3418   EL_SP_HARDWARE_RED,
3419
3420   EL_SP_HARDWARE_YELLOW,
3421   EL_SP_HARDWARE_BASE_2,
3422   EL_SP_HARDWARE_BASE_3,
3423   EL_SP_HARDWARE_BASE_4,
3424
3425   EL_SP_HARDWARE_BASE_5,
3426   EL_SP_HARDWARE_BASE_6,
3427   EL_SP_CHIP_TOP,
3428   EL_SP_CHIP_BOTTOM,
3429 };
3430 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3431 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3432 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3433 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3434
3435 static int editor_hl_diamond_caves[] =
3436 {
3437   EL_CHAR('D'),
3438   EL_CHAR('I'),
3439   EL_CHAR('A'),
3440   EL_CHAR('-'),
3441
3442   EL_CHAR('M'),
3443   EL_CHAR('O'),
3444   EL_CHAR('N'),
3445   EL_CHAR('D'),
3446
3447   EL_CHAR('C'),
3448   EL_CHAR('A'),
3449   EL_CHAR('V'),
3450   EL_CHAR('E'),
3451
3452   EL_CHAR('S'),
3453   EL_CHAR(' '),
3454   EL_CHAR('I'),
3455   EL_CHAR('I'),
3456 };
3457
3458 static int editor_el_diamond_caves[] =
3459 {
3460   EL_PEARL,
3461   EL_CRYSTAL,
3462   EL_WALL_PEARL,
3463   EL_WALL_CRYSTAL,
3464
3465   EL_CONVEYOR_BELT_1_LEFT,
3466   EL_CONVEYOR_BELT_1_MIDDLE,
3467   EL_CONVEYOR_BELT_1_RIGHT,
3468   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3469
3470   EL_CONVEYOR_BELT_2_LEFT,
3471   EL_CONVEYOR_BELT_2_MIDDLE,
3472   EL_CONVEYOR_BELT_2_RIGHT,
3473   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3474
3475   EL_CONVEYOR_BELT_3_LEFT,
3476   EL_CONVEYOR_BELT_3_MIDDLE,
3477   EL_CONVEYOR_BELT_3_RIGHT,
3478   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3479
3480   EL_CONVEYOR_BELT_4_LEFT,
3481   EL_CONVEYOR_BELT_4_MIDDLE,
3482   EL_CONVEYOR_BELT_4_RIGHT,
3483   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3484
3485   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3486   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3487   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3488   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3489
3490   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3491   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3492   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3493   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3494
3495   EL_SWITCHGATE_OPEN,
3496   EL_SWITCHGATE_CLOSED,
3497   EL_SWITCHGATE_SWITCH_UP,
3498   EL_EMPTY,
3499
3500   EL_ENVELOPE_1,
3501   EL_ENVELOPE_2,
3502   EL_ENVELOPE_3,
3503   EL_ENVELOPE_4,
3504
3505   EL_TIMEGATE_CLOSED,
3506   EL_TIMEGATE_OPEN,
3507   EL_TIMEGATE_SWITCH,
3508   EL_EMPTY,
3509
3510   EL_LANDMINE,
3511   EL_INVISIBLE_SAND,
3512   EL_STEELWALL_SLIPPERY,
3513   EL_EMPTY,
3514
3515   EL_SIGN_EXCLAMATION,
3516   EL_SIGN_STOP,
3517   EL_LIGHT_SWITCH,
3518   EL_LIGHT_SWITCH_ACTIVE,
3519
3520   EL_SHIELD_NORMAL,
3521   EL_SHIELD_DEADLY,
3522   EL_EXTRA_TIME,
3523   EL_EMPTY,
3524 };
3525 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3526 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3527 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3528 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3529
3530 static int editor_hl_dx_boulderdash[] =
3531 {
3532   EL_CHAR('D'),
3533   EL_CHAR('X'),
3534   EL_CHAR('-'),
3535   EL_CHAR(' '),
3536
3537   EL_CHAR('B'),
3538   EL_CHAR('O'),
3539   EL_CHAR('U'),
3540   EL_CHAR('L'),
3541
3542   EL_CHAR('-'),
3543   EL_CHAR('D'),
3544   EL_CHAR('E'),
3545   EL_CHAR('R'),
3546
3547   EL_CHAR('D'),
3548   EL_CHAR('A'),
3549   EL_CHAR('S'),
3550   EL_CHAR('H'),
3551 };
3552
3553 static int editor_el_dx_boulderdash[] =
3554 {
3555   EL_EMPTY,
3556   EL_TUBE_RIGHT_DOWN,
3557   EL_TUBE_HORIZONTAL_DOWN,
3558   EL_TUBE_LEFT_DOWN,
3559
3560   EL_TUBE_HORIZONTAL,
3561   EL_TUBE_VERTICAL_RIGHT,
3562   EL_TUBE_ANY,
3563   EL_TUBE_VERTICAL_LEFT,
3564
3565   EL_TUBE_VERTICAL,
3566   EL_TUBE_RIGHT_UP,
3567   EL_TUBE_HORIZONTAL_UP,
3568   EL_TUBE_LEFT_UP,
3569
3570   EL_TRAP,
3571   EL_DX_SUPABOMB,
3572   EL_EMPTY,
3573   EL_EMPTY
3574 };
3575 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3576 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3577 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3578 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3579
3580 static int editor_hl_chars[] =
3581 {
3582   EL_CHAR('T'),
3583   EL_CHAR('E'),
3584   EL_CHAR('X'),
3585   EL_CHAR('T'),
3586 };
3587
3588 static int editor_el_chars[] =
3589 {
3590   EL_CHAR(' '),
3591   EL_CHAR('!'),
3592   EL_CHAR('"'),
3593   EL_CHAR('#'),
3594
3595   EL_CHAR('$'),
3596   EL_CHAR('%'),
3597   EL_CHAR('&'),
3598   EL_CHAR('\''),
3599
3600   EL_CHAR('('),
3601   EL_CHAR(')'),
3602   EL_CHAR('*'),
3603   EL_CHAR('+'),
3604
3605   EL_CHAR(','),
3606   EL_CHAR('-'),
3607   EL_CHAR('.'),
3608   EL_CHAR('/'),
3609
3610   EL_CHAR('0'),
3611   EL_CHAR('1'),
3612   EL_CHAR('2'),
3613   EL_CHAR('3'),
3614
3615   EL_CHAR('4'),
3616   EL_CHAR('5'),
3617   EL_CHAR('6'),
3618   EL_CHAR('7'),
3619
3620   EL_CHAR('8'),
3621   EL_CHAR('9'),
3622   EL_CHAR(':'),
3623   EL_CHAR(';'),
3624
3625   EL_CHAR('<'),
3626   EL_CHAR('='),
3627   EL_CHAR('>'),
3628   EL_CHAR('?'),
3629
3630   EL_CHAR('@'),
3631   EL_CHAR('A'),
3632   EL_CHAR('B'),
3633   EL_CHAR('C'),
3634
3635   EL_CHAR('D'),
3636   EL_CHAR('E'),
3637   EL_CHAR('F'),
3638   EL_CHAR('G'),
3639
3640   EL_CHAR('H'),
3641   EL_CHAR('I'),
3642   EL_CHAR('J'),
3643   EL_CHAR('K'),
3644
3645   EL_CHAR('L'),
3646   EL_CHAR('M'),
3647   EL_CHAR('N'),
3648   EL_CHAR('O'),
3649
3650   EL_CHAR('P'),
3651   EL_CHAR('Q'),
3652   EL_CHAR('R'),
3653   EL_CHAR('S'),
3654
3655   EL_CHAR('T'),
3656   EL_CHAR('U'),
3657   EL_CHAR('V'),
3658   EL_CHAR('W'),
3659
3660   EL_CHAR('X'),
3661   EL_CHAR('Y'),
3662   EL_CHAR('Z'),
3663   EL_CHAR('['),
3664
3665   EL_CHAR('\\'),
3666   EL_CHAR(']'),
3667   EL_CHAR('^'),
3668   EL_CHAR('_'),
3669
3670   EL_CHAR('©'),
3671   EL_CHAR('Ä'),
3672   EL_CHAR('Ö'),
3673   EL_CHAR('Ü'),
3674
3675   EL_CHAR('°'),
3676   EL_CHAR('®'),
3677   EL_CHAR(FONT_ASCII_CURSOR),
3678   EL_CHAR(' ')
3679 };
3680 static int *editor_hl_chars_ptr = editor_hl_chars;
3681 static int *editor_el_chars_ptr = editor_el_chars;
3682 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3683 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3684
3685 static int editor_hl_custom[] =
3686 {
3687   EL_CHAR('C'),
3688   EL_CHAR('U'),
3689   EL_CHAR('S'),
3690   EL_CHAR('-'),
3691
3692   EL_CHAR('T'),
3693   EL_CHAR('O'),
3694   EL_CHAR('M'),
3695   EL_CHAR(' '),
3696
3697   EL_CHAR('E'),
3698   EL_CHAR('L'),
3699   EL_CHAR('E'),
3700   EL_CHAR('M'),
3701
3702   EL_CHAR('E'),
3703   EL_CHAR('N'),
3704   EL_CHAR('T'),
3705   EL_CHAR('S'),
3706 };
3707
3708 static int editor_el_custom[] =
3709 {
3710   EL_CUSTOM_START + 0,
3711   EL_CUSTOM_START + 1,
3712   EL_CUSTOM_START + 2,
3713   EL_CUSTOM_START + 3,
3714
3715   EL_CUSTOM_START + 4,
3716   EL_CUSTOM_START + 5,
3717   EL_CUSTOM_START + 6,
3718   EL_CUSTOM_START + 7,
3719
3720   EL_CUSTOM_START + 8,
3721   EL_CUSTOM_START + 9,
3722   EL_CUSTOM_START + 10,
3723   EL_CUSTOM_START + 11,
3724
3725   EL_CUSTOM_START + 12,
3726   EL_CUSTOM_START + 13,
3727   EL_CUSTOM_START + 14,
3728   EL_CUSTOM_START + 15,
3729
3730   EL_CUSTOM_START + 16,
3731   EL_CUSTOM_START + 17,
3732   EL_CUSTOM_START + 18,
3733   EL_CUSTOM_START + 19,
3734
3735   EL_CUSTOM_START + 20,
3736   EL_CUSTOM_START + 21,
3737   EL_CUSTOM_START + 22,
3738   EL_CUSTOM_START + 23,
3739
3740   EL_CUSTOM_START + 24,
3741   EL_CUSTOM_START + 25,
3742   EL_CUSTOM_START + 26,
3743   EL_CUSTOM_START + 27,
3744
3745   EL_CUSTOM_START + 28,
3746   EL_CUSTOM_START + 29,
3747   EL_CUSTOM_START + 30,
3748   EL_CUSTOM_START + 31,
3749
3750   EL_CUSTOM_START + 32,
3751   EL_CUSTOM_START + 33,
3752   EL_CUSTOM_START + 34,
3753   EL_CUSTOM_START + 35,
3754
3755   EL_CUSTOM_START + 36,
3756   EL_CUSTOM_START + 37,
3757   EL_CUSTOM_START + 38,
3758   EL_CUSTOM_START + 39,
3759
3760   EL_CUSTOM_START + 40,
3761   EL_CUSTOM_START + 41,
3762   EL_CUSTOM_START + 42,
3763   EL_CUSTOM_START + 43,
3764
3765   EL_CUSTOM_START + 44,
3766   EL_CUSTOM_START + 45,
3767   EL_CUSTOM_START + 46,
3768   EL_CUSTOM_START + 47,
3769
3770   EL_CUSTOM_START + 48,
3771   EL_CUSTOM_START + 49,
3772   EL_CUSTOM_START + 50,
3773   EL_CUSTOM_START + 51,
3774
3775   EL_CUSTOM_START + 52,
3776   EL_CUSTOM_START + 53,
3777   EL_CUSTOM_START + 54,
3778   EL_CUSTOM_START + 55,
3779
3780   EL_CUSTOM_START + 56,
3781   EL_CUSTOM_START + 57,
3782   EL_CUSTOM_START + 58,
3783   EL_CUSTOM_START + 59,
3784
3785   EL_CUSTOM_START + 60,
3786   EL_CUSTOM_START + 61,
3787   EL_CUSTOM_START + 62,
3788   EL_CUSTOM_START + 63,
3789
3790   EL_CUSTOM_START + 64,
3791   EL_CUSTOM_START + 65,
3792   EL_CUSTOM_START + 66,
3793   EL_CUSTOM_START + 67,
3794
3795   EL_CUSTOM_START + 68,
3796   EL_CUSTOM_START + 69,
3797   EL_CUSTOM_START + 70,
3798   EL_CUSTOM_START + 71,
3799
3800   EL_CUSTOM_START + 72,
3801   EL_CUSTOM_START + 73,
3802   EL_CUSTOM_START + 74,
3803   EL_CUSTOM_START + 75,
3804
3805   EL_CUSTOM_START + 76,
3806   EL_CUSTOM_START + 77,
3807   EL_CUSTOM_START + 78,
3808   EL_CUSTOM_START + 79,
3809
3810   EL_CUSTOM_START + 80,
3811   EL_CUSTOM_START + 81,
3812   EL_CUSTOM_START + 82,
3813   EL_CUSTOM_START + 83,
3814
3815   EL_CUSTOM_START + 84,
3816   EL_CUSTOM_START + 85,
3817   EL_CUSTOM_START + 86,
3818   EL_CUSTOM_START + 87,
3819
3820   EL_CUSTOM_START + 88,
3821   EL_CUSTOM_START + 89,
3822   EL_CUSTOM_START + 90,
3823   EL_CUSTOM_START + 91,
3824
3825   EL_CUSTOM_START + 92,
3826   EL_CUSTOM_START + 93,
3827   EL_CUSTOM_START + 94,
3828   EL_CUSTOM_START + 95,
3829
3830   EL_CUSTOM_START + 96,
3831   EL_CUSTOM_START + 97,
3832   EL_CUSTOM_START + 98,
3833   EL_CUSTOM_START + 99,
3834
3835   EL_CUSTOM_START + 100,
3836   EL_CUSTOM_START + 101,
3837   EL_CUSTOM_START + 102,
3838   EL_CUSTOM_START + 103,
3839
3840   EL_CUSTOM_START + 104,
3841   EL_CUSTOM_START + 105,
3842   EL_CUSTOM_START + 106,
3843   EL_CUSTOM_START + 107,
3844
3845   EL_CUSTOM_START + 108,
3846   EL_CUSTOM_START + 109,
3847   EL_CUSTOM_START + 110,
3848   EL_CUSTOM_START + 111,
3849
3850   EL_CUSTOM_START + 112,
3851   EL_CUSTOM_START + 113,
3852   EL_CUSTOM_START + 114,
3853   EL_CUSTOM_START + 115,
3854
3855   EL_CUSTOM_START + 116,
3856   EL_CUSTOM_START + 117,
3857   EL_CUSTOM_START + 118,
3858   EL_CUSTOM_START + 119,
3859
3860   EL_CUSTOM_START + 120,
3861   EL_CUSTOM_START + 121,
3862   EL_CUSTOM_START + 122,
3863   EL_CUSTOM_START + 123,
3864
3865   EL_CUSTOM_START + 124,
3866   EL_CUSTOM_START + 125,
3867   EL_CUSTOM_START + 126,
3868   EL_CUSTOM_START + 127
3869 };
3870 static int *editor_hl_custom_ptr = editor_hl_custom;
3871 static int *editor_el_custom_ptr = editor_el_custom;
3872 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3873 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3874
3875 static int editor_hl_custom_more[] =
3876 {
3877 };
3878
3879 static int editor_el_custom_more[] =
3880 {
3881   EL_CUSTOM_START + 128,
3882   EL_CUSTOM_START + 129,
3883   EL_CUSTOM_START + 130,
3884   EL_CUSTOM_START + 131,
3885
3886   EL_CUSTOM_START + 132,
3887   EL_CUSTOM_START + 133,
3888   EL_CUSTOM_START + 134,
3889   EL_CUSTOM_START + 135,
3890
3891   EL_CUSTOM_START + 136,
3892   EL_CUSTOM_START + 137,
3893   EL_CUSTOM_START + 138,
3894   EL_CUSTOM_START + 139,
3895
3896   EL_CUSTOM_START + 140,
3897   EL_CUSTOM_START + 141,
3898   EL_CUSTOM_START + 142,
3899   EL_CUSTOM_START + 143,
3900
3901   EL_CUSTOM_START + 144,
3902   EL_CUSTOM_START + 145,
3903   EL_CUSTOM_START + 146,
3904   EL_CUSTOM_START + 147,
3905
3906   EL_CUSTOM_START + 148,
3907   EL_CUSTOM_START + 149,
3908   EL_CUSTOM_START + 150,
3909   EL_CUSTOM_START + 151,
3910
3911   EL_CUSTOM_START + 152,
3912   EL_CUSTOM_START + 153,
3913   EL_CUSTOM_START + 154,
3914   EL_CUSTOM_START + 155,
3915
3916   EL_CUSTOM_START + 156,
3917   EL_CUSTOM_START + 157,
3918   EL_CUSTOM_START + 158,
3919   EL_CUSTOM_START + 159,
3920
3921   EL_CUSTOM_START + 160,
3922   EL_CUSTOM_START + 161,
3923   EL_CUSTOM_START + 162,
3924   EL_CUSTOM_START + 163,
3925
3926   EL_CUSTOM_START + 164,
3927   EL_CUSTOM_START + 165,
3928   EL_CUSTOM_START + 166,
3929   EL_CUSTOM_START + 167,
3930
3931   EL_CUSTOM_START + 168,
3932   EL_CUSTOM_START + 169,
3933   EL_CUSTOM_START + 170,
3934   EL_CUSTOM_START + 171,
3935
3936   EL_CUSTOM_START + 172,
3937   EL_CUSTOM_START + 173,
3938   EL_CUSTOM_START + 174,
3939   EL_CUSTOM_START + 175,
3940
3941   EL_CUSTOM_START + 176,
3942   EL_CUSTOM_START + 177,
3943   EL_CUSTOM_START + 178,
3944   EL_CUSTOM_START + 179,
3945
3946   EL_CUSTOM_START + 180,
3947   EL_CUSTOM_START + 181,
3948   EL_CUSTOM_START + 182,
3949   EL_CUSTOM_START + 183,
3950
3951   EL_CUSTOM_START + 184,
3952   EL_CUSTOM_START + 185,
3953   EL_CUSTOM_START + 186,
3954   EL_CUSTOM_START + 187,
3955
3956   EL_CUSTOM_START + 188,
3957   EL_CUSTOM_START + 189,
3958   EL_CUSTOM_START + 190,
3959   EL_CUSTOM_START + 191,
3960
3961   EL_CUSTOM_START + 192,
3962   EL_CUSTOM_START + 193,
3963   EL_CUSTOM_START + 194,
3964   EL_CUSTOM_START + 195,
3965
3966   EL_CUSTOM_START + 196,
3967   EL_CUSTOM_START + 197,
3968   EL_CUSTOM_START + 198,
3969   EL_CUSTOM_START + 199,
3970
3971   EL_CUSTOM_START + 200,
3972   EL_CUSTOM_START + 201,
3973   EL_CUSTOM_START + 202,
3974   EL_CUSTOM_START + 203,
3975
3976   EL_CUSTOM_START + 204,
3977   EL_CUSTOM_START + 205,
3978   EL_CUSTOM_START + 206,
3979   EL_CUSTOM_START + 207,
3980
3981   EL_CUSTOM_START + 208,
3982   EL_CUSTOM_START + 209,
3983   EL_CUSTOM_START + 210,
3984   EL_CUSTOM_START + 211,
3985
3986   EL_CUSTOM_START + 212,
3987   EL_CUSTOM_START + 213,
3988   EL_CUSTOM_START + 214,
3989   EL_CUSTOM_START + 215,
3990
3991   EL_CUSTOM_START + 216,
3992   EL_CUSTOM_START + 217,
3993   EL_CUSTOM_START + 218,
3994   EL_CUSTOM_START + 219,
3995
3996   EL_CUSTOM_START + 220,
3997   EL_CUSTOM_START + 221,
3998   EL_CUSTOM_START + 222,
3999   EL_CUSTOM_START + 223,
4000
4001   EL_CUSTOM_START + 224,
4002   EL_CUSTOM_START + 225,
4003   EL_CUSTOM_START + 226,
4004   EL_CUSTOM_START + 227,
4005
4006   EL_CUSTOM_START + 228,
4007   EL_CUSTOM_START + 229,
4008   EL_CUSTOM_START + 230,
4009   EL_CUSTOM_START + 231,
4010
4011   EL_CUSTOM_START + 232,
4012   EL_CUSTOM_START + 233,
4013   EL_CUSTOM_START + 234,
4014   EL_CUSTOM_START + 235,
4015
4016   EL_CUSTOM_START + 236,
4017   EL_CUSTOM_START + 237,
4018   EL_CUSTOM_START + 238,
4019   EL_CUSTOM_START + 239,
4020
4021   EL_CUSTOM_START + 240,
4022   EL_CUSTOM_START + 241,
4023   EL_CUSTOM_START + 242,
4024   EL_CUSTOM_START + 243,
4025
4026   EL_CUSTOM_START + 244,
4027   EL_CUSTOM_START + 245,
4028   EL_CUSTOM_START + 246,
4029   EL_CUSTOM_START + 247,
4030
4031   EL_CUSTOM_START + 248,
4032   EL_CUSTOM_START + 249,
4033   EL_CUSTOM_START + 250,
4034   EL_CUSTOM_START + 251,
4035
4036   EL_CUSTOM_START + 252,
4037   EL_CUSTOM_START + 253,
4038   EL_CUSTOM_START + 254,
4039   EL_CUSTOM_START + 255
4040 };
4041 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
4042 static int *editor_el_custom_more_ptr = editor_el_custom_more;
4043 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
4044 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
4045
4046 static int editor_hl_custom_special[] =
4047 {
4048 };
4049
4050 static int editor_el_custom_special[] =
4051 {
4052   EL_TRIGGER_ELEMENT,
4053   EL_TRIGGER_PLAYER,
4054   EL_EMPTY,
4055   EL_EMPTY
4056 };
4057 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
4058 static int *editor_el_custom_special_ptr = editor_el_custom_special;
4059 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
4060 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
4061
4062 static int editor_hl_group[] =
4063 {
4064   EL_CHAR('G'),
4065   EL_CHAR('R'),
4066   EL_CHAR('O'),
4067   EL_CHAR('U'),
4068
4069   EL_CHAR('P'),
4070   EL_CHAR(' '),
4071   EL_CHAR(' '),
4072   EL_CHAR(' '),
4073
4074   EL_CHAR('E'),
4075   EL_CHAR('L'),
4076   EL_CHAR('E'),
4077   EL_CHAR('M'),
4078
4079   EL_CHAR('E'),
4080   EL_CHAR('N'),
4081   EL_CHAR('T'),
4082   EL_CHAR('S'),
4083 };
4084
4085 static int editor_el_group[] =
4086 {
4087   EL_GROUP_START + 0,
4088   EL_GROUP_START + 1,
4089   EL_GROUP_START + 2,
4090   EL_GROUP_START + 3,
4091
4092   EL_GROUP_START + 4,
4093   EL_GROUP_START + 5,
4094   EL_GROUP_START + 6,
4095   EL_GROUP_START + 7,
4096
4097   EL_GROUP_START + 8,
4098   EL_GROUP_START + 9,
4099   EL_GROUP_START + 10,
4100   EL_GROUP_START + 11,
4101
4102   EL_GROUP_START + 12,
4103   EL_GROUP_START + 13,
4104   EL_GROUP_START + 14,
4105   EL_GROUP_START + 15
4106 };
4107 static int *editor_hl_group_ptr = editor_hl_group;
4108 static int *editor_el_group_ptr = editor_el_group;
4109 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
4110 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
4111
4112 static int editor_hl_group_more[] =
4113 {
4114 };
4115
4116 static int editor_el_group_more[] =
4117 {
4118   EL_GROUP_START + 16,
4119   EL_GROUP_START + 17,
4120   EL_GROUP_START + 18,
4121   EL_GROUP_START + 19,
4122
4123   EL_GROUP_START + 20,
4124   EL_GROUP_START + 21,
4125   EL_GROUP_START + 22,
4126   EL_GROUP_START + 23,
4127
4128   EL_GROUP_START + 24,
4129   EL_GROUP_START + 25,
4130   EL_GROUP_START + 26,
4131   EL_GROUP_START + 27,
4132
4133   EL_GROUP_START + 28,
4134   EL_GROUP_START + 29,
4135   EL_GROUP_START + 30,
4136   EL_GROUP_START + 31
4137 };
4138 static int *editor_hl_group_more_ptr = editor_hl_group_more;
4139 static int *editor_el_group_more_ptr = editor_el_group_more;
4140 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
4141 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
4142
4143 static int editor_hl_user_defined[] =
4144 {
4145   EL_CHAR('U'),
4146   EL_CHAR('S'),
4147   EL_CHAR('E'),
4148   EL_CHAR('R'),
4149
4150   EL_CHAR('D'),
4151   EL_CHAR('E'),
4152   EL_CHAR('F'),
4153   EL_CHAR('I'),
4154
4155   EL_CHAR('-'),
4156   EL_CHAR('N'),
4157   EL_CHAR('E'),
4158   EL_CHAR('D'),
4159 };
4160
4161 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
4162 static int *editor_el_user_defined_ptr = NULL;
4163 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
4164 static int num_editor_el_user_defined = 0;
4165
4166 static int editor_hl_empty[] = { };
4167 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
4168
4169 static int *editor_hl_empty_ptr = editor_hl_empty;
4170 static int *editor_el_empty_ptr = editor_el_empty;
4171 static int num_editor_hl_empty = 0;
4172 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
4173
4174 static boolean use_el_empty = FALSE;
4175
4176 static int *editor_elements = NULL;     /* dynamically allocated */
4177 static int num_editor_elements = 0;     /* dynamically determined */
4178
4179 static struct
4180 {
4181   boolean *setup_value;
4182
4183   int **headline_list;
4184   int *headline_list_size;
4185
4186   int **element_list;
4187   int *element_list_size;
4188
4189   boolean last_setup_value;
4190 }
4191 editor_elements_info[] =
4192 {
4193   {
4194     &setup.editor.el_boulderdash,
4195     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
4196     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
4197   },
4198   {
4199     &setup.editor.el_emerald_mine,
4200     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
4201     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
4202   },
4203   {
4204     &setup.editor.el_emerald_mine_club,
4205     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
4206     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
4207   },
4208   {
4209     &setup.editor.el_more,
4210     &editor_hl_more_ptr,                &num_editor_hl_more,
4211     &editor_el_more_ptr,                &num_editor_el_more
4212   },
4213   {
4214     &setup.editor.el_sokoban,
4215     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
4216     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
4217   },
4218   {
4219     &setup.editor.el_supaplex,
4220     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
4221     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
4222   },
4223   {
4224     &setup.editor.el_diamond_caves,
4225     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
4226     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
4227   },
4228   {
4229     &setup.editor.el_dx_boulderdash,
4230     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
4231     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
4232   },
4233   {
4234     &setup.editor.el_chars,
4235     &editor_hl_chars_ptr,               &num_editor_hl_chars,
4236     &editor_el_chars_ptr,               &num_editor_el_chars
4237   },
4238   {
4239     &setup.editor.el_custom,
4240     &editor_hl_custom_ptr,              &num_editor_hl_custom,
4241     &editor_el_custom_ptr,              &num_editor_el_custom
4242   },
4243   {
4244     &setup.editor.el_custom_more,
4245     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
4246     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
4247   },
4248   {
4249     &setup.editor.el_custom,
4250     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
4251     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
4252   },
4253   {
4254     &setup.editor.el_custom,
4255     &editor_hl_group_ptr,               &num_editor_hl_group,
4256     &editor_el_group_ptr,               &num_editor_el_group
4257   },
4258   {
4259     &setup.editor.el_custom_more,
4260     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
4261     &editor_el_group_more_ptr,          &num_editor_el_group_more
4262   },
4263   {
4264     &setup.editor.el_user_defined,
4265     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
4266     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
4267   },
4268   {
4269     &use_el_empty,
4270     &editor_hl_empty_ptr,               &num_editor_hl_empty,
4271     &editor_el_empty_ptr,               &num_editor_el_empty,
4272   },
4273   {
4274     NULL,
4275     NULL,                               NULL,
4276     NULL,                               NULL
4277   }
4278 };
4279
4280
4281 /*
4282   -----------------------------------------------------------------------------
4283   functions
4284   -----------------------------------------------------------------------------
4285 */
4286
4287 static int getMaxInfoTextLength()
4288 {
4289   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4290 }
4291
4292 static int getTextWidthForGadget(char *text)
4293 {
4294   if (text == NULL)
4295     return 0;
4296
4297   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4298 }
4299
4300 static int getTextWidthForDrawingArea(char *text)
4301 {
4302   if (text == NULL)
4303     return 0;
4304
4305   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4306 }
4307
4308 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4309 {
4310   return (gi->x + gi->width + getTextWidthForGadget(text));
4311 }
4312
4313 static char *getElementInfoText(int element)
4314 {
4315   char *info_text = NULL;
4316
4317   if (element < NUM_FILE_ELEMENTS)
4318   {
4319     if (strlen(element_info[element].description) > 0)
4320       info_text = element_info[element].description;
4321     else if (element_info[element].custom_description != NULL)
4322       info_text = element_info[element].custom_description;
4323     else if (element_info[element].editor_description != NULL)
4324       info_text = element_info[element].editor_description;
4325   }
4326
4327   if (info_text == NULL)
4328     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4329
4330   return info_text;
4331 }
4332
4333 static void ReinitializeElementList()
4334 {
4335   int pos = 0;
4336   int i, j;
4337
4338   checked_free(editor_elements);
4339
4340   /* reload optional user defined element list for each invocation of editor */
4341   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4342                                    &num_editor_el_user_defined);
4343
4344   /* initialize list of empty elements (used for padding, if needed) */
4345   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4346     editor_el_empty[i] = EL_EMPTY;
4347
4348   /* do some sanity checks for each element from element list */
4349   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4350   {
4351     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4352     {
4353       int element = (*editor_elements_info[i].element_list)[j];
4354
4355       if (element >= NUM_FILE_ELEMENTS)
4356         Error(ERR_WARN, "editor element %d is runtime element", element);
4357
4358       if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4359         Error(ERR_WARN, "no element description for element %d", element);
4360     }
4361   }
4362
4363   num_editor_elements = 0;
4364   use_el_empty = FALSE;
4365
4366   /* determine size of element list */
4367   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4368   {
4369     if (*editor_elements_info[i].setup_value)
4370     {
4371       if (setup.editor.el_headlines)
4372         num_editor_elements += *editor_elements_info[i].headline_list_size;
4373
4374       num_editor_elements += *editor_elements_info[i].element_list_size;
4375     }
4376   }
4377
4378   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4379   {
4380     /* offer at least as many elements as element buttons exist */
4381     use_el_empty = TRUE;
4382     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4383
4384     num_editor_elements += num_editor_el_empty;
4385   }
4386
4387   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4388
4389   /* fill element list */
4390   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4391   {
4392     if (*editor_elements_info[i].setup_value)
4393     {
4394       if (setup.editor.el_headlines)
4395         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4396           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4397
4398       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4399         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4400     }
4401   }
4402
4403   /* correct position of element list scrollbar */
4404   if (element_shift < 0)
4405     element_shift = 0;
4406   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4407     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4408 }
4409
4410 void PrintEditorElementList()
4411 {
4412   boolean *stop = &setup.editor.el_user_defined;
4413   int i, j;
4414
4415   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4416   {
4417     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4418     {
4419       int element = (*editor_elements_info[i].headline_list)[j];
4420
4421       printf("# %s\n", element_info[element].token_name);
4422     }
4423
4424     if (j > 0)
4425       printf("#\n");
4426
4427     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4428     {
4429       int element = (*editor_elements_info[i].element_list)[j];
4430
4431       printf("# %s\n", element_info[element].token_name);
4432     }
4433
4434     if (j > 0)
4435       printf("#\n");
4436   }
4437 }
4438
4439 static void ReinitializeElementListButtons()
4440 {
4441   static boolean last_setup_value_headlines = FALSE;
4442   static boolean initialization_needed = TRUE;
4443   int i;
4444
4445   if (!initialization_needed)   /* check if editor element setup has changed */
4446   {
4447     if (last_setup_value_headlines != setup.editor.el_headlines)
4448       initialization_needed = TRUE;
4449
4450     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4451       if (editor_elements_info[i].last_setup_value !=
4452           *editor_elements_info[i].setup_value)
4453         initialization_needed = TRUE;
4454   }
4455
4456   if (!initialization_needed)
4457     return;
4458
4459   FreeLevelEditorGadgets();
4460   CreateLevelEditorGadgets();
4461
4462   /* store current setup values for next invocation of this function */
4463   last_setup_value_headlines = setup.editor.el_headlines;
4464   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4465     editor_elements_info[i].last_setup_value =
4466       *editor_elements_info[i].setup_value;
4467
4468   initialization_needed = FALSE;
4469 }
4470
4471 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4472                               boolean input)
4473 {
4474   int border_graphic =
4475     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4476   Bitmap *src_bitmap;
4477   int src_x, src_y;
4478   int num_mini_tilex = width  / MINI_TILEX + 1;
4479   int num_mini_tiley = height / MINI_TILEY + 1;
4480   int x, y;
4481
4482   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4483
4484   for (y = 0; y < num_mini_tiley; y++)
4485     for (x = 0; x < num_mini_tilex; x++)
4486       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4487                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4488                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4489
4490   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4491 }
4492
4493 static void DrawDrawingArea(int id)
4494 {
4495   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4496   int x, y;
4497
4498   int *value = drawingarea_info[id].value;
4499   int area_xsize = drawingarea_info[id].area_xsize;
4500   int area_ysize = drawingarea_info[id].area_ysize;
4501
4502   for (x = 0; x < area_xsize; x++)
4503     for (y = 0; y < area_ysize; y++)
4504       DrawMiniGraphicExt(drawto,
4505                          gi->x + x * MINI_TILEX,
4506                          gi->y + y * MINI_TILEY,
4507                          el2edimg(value[x * area_ysize + y]));
4508 }
4509
4510 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4511 {
4512   int x,y;
4513   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4514   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4515
4516   BlitBitmap(drawto, drawto,
4517              SX + (dx == -1 ? MINI_TILEX : 0),
4518              SY + (dy == -1 ? MINI_TILEY : 0),
4519              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4520              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4521              SX + (dx == +1 ? MINI_TILEX : 0),
4522              SY + (dy == +1 ? MINI_TILEY : 0));
4523   if (dx)
4524   {
4525     x = (dx == 1 ? 0 : ed_fieldx - 1);
4526     for (y = 0; y < ed_fieldy; y++)
4527       DrawMiniElementOrWall(x, y, from_x, from_y);
4528   }
4529   else if (dy)
4530   {
4531     y = (dy == 1 ? 0 : ed_fieldy - 1);
4532     for (x = 0; x < ed_fieldx; x++)
4533       DrawMiniElementOrWall(x, y, from_x, from_y);
4534   }
4535
4536   redraw_mask |= REDRAW_FIELD;
4537   BackToFront();
4538 }
4539
4540 static void CreateControlButtons()
4541 {
4542   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4543   struct GadgetInfo *gi;
4544   unsigned long event_mask;
4545   int i;
4546
4547   /* create toolbox buttons */
4548   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4549   {
4550     int id = i;
4551     int width, height;
4552     int gd_xoffset, gd_yoffset;
4553     int gd_x1, gd_x2, gd_y1, gd_y2;
4554     int button_type;
4555     int radio_button_nr;
4556     boolean checked;
4557
4558     if (id == GADGET_ID_SINGLE_ITEMS ||
4559         id == GADGET_ID_CONNECTED_ITEMS ||
4560         id == GADGET_ID_LINE ||
4561         id == GADGET_ID_ARC ||
4562         id == GADGET_ID_TEXT ||
4563         id == GADGET_ID_RECTANGLE ||
4564         id == GADGET_ID_FILLED_BOX ||
4565         id == GADGET_ID_FLOOD_FILL ||
4566         id == GADGET_ID_GRAB_BRUSH ||
4567         id == GADGET_ID_PICK_ELEMENT ||
4568         id == GADGET_ID_CUSTOM_COPY_FROM ||
4569         id == GADGET_ID_CUSTOM_COPY_TO ||
4570         id == GADGET_ID_CUSTOM_EXCHANGE)
4571     {
4572       button_type = GD_TYPE_RADIO_BUTTON;
4573       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4574       checked = (id == drawing_function ? TRUE : FALSE);
4575       event_mask = GD_EVENT_PRESSED;
4576     }
4577     else
4578     {
4579       button_type = GD_TYPE_NORMAL_BUTTON;
4580       radio_button_nr = RADIO_NR_NONE;
4581       checked = FALSE;
4582
4583       if (id == GADGET_ID_WRAP_LEFT ||
4584           id == GADGET_ID_WRAP_RIGHT ||
4585           id == GADGET_ID_WRAP_UP ||
4586           id == GADGET_ID_WRAP_DOWN)
4587         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4588       else
4589         event_mask = GD_EVENT_RELEASED;
4590     }
4591
4592     if (id < ED_NUM_CTRL1_BUTTONS)
4593     {
4594       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4595       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4596
4597       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4598       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4599       width  = ED_CTRL1_BUTTON_XSIZE;
4600       height = ED_CTRL1_BUTTON_YSIZE;
4601
4602       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4603       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4604       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4605       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4606     }
4607     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4608     {
4609       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4610       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4611
4612       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4613       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4614       width  = ED_CTRL2_BUTTON_XSIZE;
4615       height = ED_CTRL2_BUTTON_YSIZE;
4616
4617       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4618       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4619       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4620       gd_y2 = 0;        /* no alternative graphic for these buttons */
4621     }
4622     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4623     {
4624       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4625       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4626
4627       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4628       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4629       width  = ED_CTRL3_BUTTON_XSIZE;
4630       height = ED_CTRL3_BUTTON_YSIZE;
4631
4632       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4633       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4634       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4635       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4636     }
4637     else
4638     {
4639       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4640       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4641
4642       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4643       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4644       width  = ED_CTRL4_BUTTON_XSIZE;
4645       height = ED_CTRL4_BUTTON_YSIZE;
4646
4647       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4648       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4649       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4650       gd_y2 = 0;        /* no alternative graphic for these buttons */
4651     }
4652
4653     gi = CreateGadget(GDI_CUSTOM_ID, id,
4654                       GDI_CUSTOM_TYPE_ID, i,
4655                       GDI_INFO_TEXT, control_info[i].text,
4656                       GDI_X, EX + gd_xoffset,
4657                       GDI_Y, EY + gd_yoffset,
4658                       GDI_WIDTH, width,
4659                       GDI_HEIGHT, height,
4660                       GDI_TYPE, button_type,
4661                       GDI_STATE, GD_BUTTON_UNPRESSED,
4662                       GDI_RADIO_NR, radio_button_nr,
4663                       GDI_CHECKED, checked,
4664                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4665                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4666                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4667                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4668                       GDI_EVENT_MASK, event_mask,
4669                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4670                       GDI_CALLBACK_ACTION, HandleControlButtons,
4671                       GDI_END);
4672
4673     if (gi == NULL)
4674       Error(ERR_EXIT, "cannot create gadget");
4675
4676     level_editor_gadget[id] = gi;
4677   }
4678
4679   /* create buttons for scrolling of drawing area and element list */
4680   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4681   {
4682     int id = scrollbutton_info[i].gadget_id;
4683     int x, y, width, height;
4684     int gd_x1, gd_x2, gd_y1, gd_y2;
4685
4686     x = scrollbutton_info[i].x;
4687     y = scrollbutton_info[i].y;
4688
4689     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4690
4691     if (id == GADGET_ID_SCROLL_LIST_UP ||
4692         id == GADGET_ID_SCROLL_LIST_DOWN)
4693     {
4694       x += DX;
4695       y += DY;
4696       width = ED_SCROLLBUTTON2_XSIZE;
4697       height = ED_SCROLLBUTTON2_YSIZE;
4698       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4699       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4700       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4701       gd_y2 = gd_y1;
4702     }
4703     else
4704     {
4705       x += SX;
4706       y += SY;
4707       width = ED_SCROLLBUTTON_XSIZE;
4708       height = ED_SCROLLBUTTON_YSIZE;
4709       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4710       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4711       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4712       gd_y2 = gd_y1;
4713     }
4714
4715     gi = CreateGadget(GDI_CUSTOM_ID, id,
4716                       GDI_CUSTOM_TYPE_ID, i,
4717                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4718                       GDI_X, x,
4719                       GDI_Y, y,
4720                       GDI_WIDTH, width,
4721                       GDI_HEIGHT, height,
4722                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4723                       GDI_STATE, GD_BUTTON_UNPRESSED,
4724                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4725                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4726                       GDI_EVENT_MASK, event_mask,
4727                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4728                       GDI_CALLBACK_ACTION, HandleControlButtons,
4729                       GDI_END);
4730
4731     if (gi == NULL)
4732       Error(ERR_EXIT, "cannot create gadget");
4733
4734     level_editor_gadget[id] = gi;
4735   }
4736
4737   /* create buttons for element list */
4738   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4739   {
4740     Bitmap *deco_bitmap;
4741     int deco_x, deco_y, deco_xpos, deco_ypos;
4742     int gd_xoffset, gd_yoffset;
4743     int gd_x1, gd_x2, gd_y;
4744     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4745     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4746     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4747     int element = editor_elements[i];
4748
4749     event_mask = GD_EVENT_RELEASED;
4750
4751     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4752     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4753
4754     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4755     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4756     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4757
4758     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4759     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4760     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4761
4762     gi = CreateGadget(GDI_CUSTOM_ID, id,
4763                       GDI_CUSTOM_TYPE_ID, i,
4764                       GDI_INFO_TEXT, getElementInfoText(element),
4765                       GDI_X, DX + gd_xoffset,
4766                       GDI_Y, DY + gd_yoffset,
4767                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4768                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4769                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4770                       GDI_STATE, GD_BUTTON_UNPRESSED,
4771                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4772                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4773                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4774                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4775                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4776                       GDI_DECORATION_SHIFTING, 1, 1,
4777                       GDI_EVENT_MASK, event_mask,
4778                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4779                       GDI_CALLBACK_ACTION, HandleControlButtons,
4780                       GDI_END);
4781
4782     if (gi == NULL)
4783       Error(ERR_EXIT, "cannot create gadget");
4784
4785     level_editor_gadget[id] = gi;
4786   }
4787 }
4788
4789 static void CreateCounterButtons()
4790 {
4791   int max_infotext_len = getMaxInfoTextLength();
4792   int i;
4793
4794   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4795   {
4796     int j;
4797     int x = SX + counterbutton_info[i].x;       /* down count button */
4798     int y = SY + counterbutton_info[i].y;
4799
4800     /* determine horizontal position to the right of specified gadget */
4801     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4802       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4803            ED_GADGET_TEXT_DISTANCE);
4804
4805     /* determine horizontal offset for leading text */
4806     if (counterbutton_info[i].text_left != NULL)
4807       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4808
4809     for (j = 0; j < 2; j++)
4810     {
4811       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4812       struct GadgetInfo *gi;
4813       int id = (j == 0 ?
4814                 counterbutton_info[i].gadget_id_down :
4815                 counterbutton_info[i].gadget_id_up);
4816       int gd_xoffset;
4817       int gd_x, gd_x1, gd_x2, gd_y;
4818       int x_size, y_size;
4819       unsigned long event_mask;
4820       char infotext[max_infotext_len + 1];
4821
4822       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4823
4824       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4825       {
4826         int sid = (j == 0 ?
4827                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4828                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4829
4830         event_mask |= GD_EVENT_RELEASED;
4831
4832         if (j == 1)
4833           x += 2 * ED_GADGET_DISTANCE;
4834         y += ED_GADGET_DISTANCE;
4835
4836         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4837         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4838         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4839         x_size = ED_SCROLLBUTTON_XSIZE;
4840         y_size = ED_SCROLLBUTTON_YSIZE;
4841       }
4842       else
4843       {
4844         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4845         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4846         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4847         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4848         x_size = ED_BUTTON_COUNT_XSIZE;
4849         y_size = ED_BUTTON_COUNT_YSIZE;
4850       }
4851
4852       sprintf(infotext, "%s counter value by 1, 5 or 10",
4853               (j == 0 ? "decrease" : "increase"));
4854
4855       gi = CreateGadget(GDI_CUSTOM_ID, id,
4856                         GDI_CUSTOM_TYPE_ID, i,
4857                         GDI_INFO_TEXT, infotext,
4858                         GDI_X, x,
4859                         GDI_Y, y,
4860                         GDI_WIDTH, x_size,
4861                         GDI_HEIGHT, y_size,
4862                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4863                         GDI_STATE, GD_BUTTON_UNPRESSED,
4864                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4865                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4866                         GDI_EVENT_MASK, event_mask,
4867                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4868                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4869                         GDI_END);
4870
4871       if (gi == NULL)
4872         Error(ERR_EXIT, "cannot create gadget");
4873
4874       level_editor_gadget[id] = gi;
4875       right_gadget_border[id] =
4876         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4877
4878       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4879
4880       if (j == 0)
4881       {
4882         int font_type = FONT_INPUT_1;
4883         int font_type_active = FONT_INPUT_1_ACTIVE;
4884         int gd_width = ED_WIN_COUNT_XSIZE;
4885
4886         id = counterbutton_info[i].gadget_id_text;
4887         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4888
4889         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4890         {
4891           font_type = FONT_LEVEL_NUMBER;
4892           font_type_active = FONT_LEVEL_NUMBER;
4893
4894           x += 2 * ED_GADGET_DISTANCE;
4895           y -= ED_GADGET_DISTANCE;
4896
4897           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4898           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4899           gd_width = ED_WIN_COUNT2_XSIZE;
4900         }
4901         else
4902         {
4903           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4904           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4905         }
4906
4907         gi = CreateGadget(GDI_CUSTOM_ID, id,
4908                           GDI_CUSTOM_TYPE_ID, i,
4909                           GDI_INFO_TEXT, "enter counter value",
4910                           GDI_X, x,
4911                           GDI_Y, y,
4912                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4913                           GDI_NUMBER_VALUE, 0,
4914                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4915                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4916                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4917                           GDI_TEXT_FONT, font_type,
4918                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4919                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4920                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4921                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4922                           GDI_DESIGN_WIDTH, gd_width,
4923                           GDI_EVENT_MASK, event_mask,
4924                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4925                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4926                           GDI_END);
4927
4928         if (gi == NULL)
4929           Error(ERR_EXIT, "cannot create gadget");
4930
4931         level_editor_gadget[id] = gi;
4932         right_gadget_border[id] =
4933           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4934
4935         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4936       }
4937     }
4938   }
4939 }
4940
4941 static void CreateDrawingAreas()
4942 {
4943   int i;
4944
4945   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4946   {
4947     struct GadgetInfo *gi;
4948     unsigned long event_mask;
4949     int id = drawingarea_info[i].gadget_id;
4950     int x = SX + drawingarea_info[i].x;
4951     int y = SY + drawingarea_info[i].y;
4952     int area_xsize = drawingarea_info[i].area_xsize;
4953     int area_ysize = drawingarea_info[i].area_ysize;
4954
4955     event_mask =
4956       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4957       GD_EVENT_OFF_BORDERS;
4958
4959     /* determine horizontal position to the right of specified gadget */
4960     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4961       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4962            ED_DRAWINGAREA_TEXT_DISTANCE);
4963
4964     /* determine horizontal offset for leading text */
4965     if (drawingarea_info[i].text_left != NULL)
4966       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4967
4968     gi = CreateGadget(GDI_CUSTOM_ID, id,
4969                       GDI_CUSTOM_TYPE_ID, i,
4970                       GDI_X, x,
4971                       GDI_Y, y,
4972                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4973                       GDI_AREA_SIZE, area_xsize, area_ysize,
4974                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4975                       GDI_EVENT_MASK, event_mask,
4976                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4977                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4978                       GDI_END);
4979
4980     if (gi == NULL)
4981       Error(ERR_EXIT, "cannot create gadget");
4982
4983     level_editor_gadget[id] = gi;
4984     right_gadget_border[id] =
4985       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4986   }
4987 }
4988
4989 static void CreateTextInputGadgets()
4990 {
4991   int max_infotext_len = getMaxInfoTextLength();
4992   int i;
4993
4994   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4995   {
4996     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4997     int gd_x, gd_y;
4998     struct GadgetInfo *gi;
4999     unsigned long event_mask;
5000     char infotext[MAX_OUTPUT_LINESIZE + 1];
5001     int id = textinput_info[i].gadget_id;
5002
5003     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5004
5005     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5006     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5007
5008     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
5009     infotext[max_infotext_len] = '\0';
5010
5011     gi = CreateGadget(GDI_CUSTOM_ID, id,
5012                       GDI_CUSTOM_TYPE_ID, i,
5013                       GDI_INFO_TEXT, infotext,
5014                       GDI_X, SX + textinput_info[i].x,
5015                       GDI_Y, SY + textinput_info[i].y,
5016                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
5017                       GDI_TEXT_VALUE, textinput_info[i].value,
5018                       GDI_TEXT_SIZE, textinput_info[i].size,
5019                       GDI_TEXT_FONT, FONT_INPUT_1,
5020                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5021                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5022                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5023                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5024                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5025                       GDI_EVENT_MASK, event_mask,
5026                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5027                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
5028                       GDI_END);
5029
5030     if (gi == NULL)
5031       Error(ERR_EXIT, "cannot create gadget");
5032
5033     level_editor_gadget[id] = gi;
5034   }
5035 }
5036
5037 static void CreateTextAreaGadgets()
5038 {
5039   int max_infotext_len = getMaxInfoTextLength();
5040   int i;
5041
5042   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
5043   {
5044     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5045     int gd_x, gd_y;
5046     struct GadgetInfo *gi;
5047     unsigned long event_mask;
5048     char infotext[MAX_OUTPUT_LINESIZE + 1];
5049     int id = textarea_info[i].gadget_id;
5050     int area_xsize = textarea_info[i].xsize;
5051     int area_ysize = textarea_info[i].ysize;
5052
5053     event_mask = GD_EVENT_TEXT_LEAVING;
5054
5055     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5056     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5057
5058     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
5059     infotext[max_infotext_len] = '\0';
5060
5061     gi = CreateGadget(GDI_CUSTOM_ID, id,
5062                       GDI_CUSTOM_TYPE_ID, i,
5063                       GDI_INFO_TEXT, infotext,
5064                       GDI_X, SX + textarea_info[i].x,
5065                       GDI_Y, SY + textarea_info[i].y,
5066                       GDI_TYPE, GD_TYPE_TEXT_AREA,
5067                       GDI_AREA_SIZE, area_xsize, area_ysize,
5068                       GDI_TEXT_FONT, FONT_INPUT_1,
5069                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5070                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5071                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5072                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5073                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5074                       GDI_EVENT_MASK, event_mask,
5075                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5076                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
5077                       GDI_END);
5078
5079     if (gi == NULL)
5080       Error(ERR_EXIT, "cannot create gadget");
5081
5082     level_editor_gadget[id] = gi;
5083   }
5084 }
5085
5086 static void CreateSelectboxGadgets()
5087 {
5088   int max_infotext_len = getMaxInfoTextLength();
5089   int i, j;
5090
5091   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5092   {
5093     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5094     int gd_x, gd_y;
5095     struct GadgetInfo *gi;
5096     unsigned long event_mask;
5097     char infotext[MAX_OUTPUT_LINESIZE + 1];
5098     int id = selectbox_info[i].gadget_id;
5099     int x = SX + selectbox_info[i].x;
5100     int y = SY + selectbox_info[i].y;
5101
5102     if (selectbox_info[i].size == -1)   /* dynamically determine size */
5103     {
5104       /* (we cannot use -1 for uninitialized values if we directly compare
5105          with results from strlen(), because the '<' and '>' operation will
5106          implicitely cast -1 to an unsigned integer value!) */
5107       selectbox_info[i].size = 0;
5108
5109       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
5110         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
5111           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
5112
5113       selectbox_info[i].size++;         /* add one character empty space */
5114     }
5115
5116     event_mask = GD_EVENT_RELEASED |
5117       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5118
5119     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
5120     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
5121
5122     /* determine horizontal position to the right of specified gadget */
5123     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
5124       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
5125            ED_GADGET_TEXT_DISTANCE);
5126
5127     /* determine horizontal offset for leading text */
5128     if (selectbox_info[i].text_left != NULL)
5129       x += getTextWidthForGadget(selectbox_info[i].text_left);
5130
5131     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
5132     infotext[max_infotext_len] = '\0';
5133
5134     gi = CreateGadget(GDI_CUSTOM_ID, id,
5135                       GDI_CUSTOM_TYPE_ID, i,
5136                       GDI_INFO_TEXT, infotext,
5137                       GDI_X, x,
5138                       GDI_Y, y,
5139                       GDI_TYPE, GD_TYPE_SELECTBOX,
5140                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
5141                       GDI_TEXT_SIZE, selectbox_info[i].size,
5142                       GDI_TEXT_FONT, FONT_INPUT_1,
5143                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5144                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5145                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5146                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5147                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
5148                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5149                       GDI_EVENT_MASK, event_mask,
5150                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5151                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
5152                       GDI_END);
5153
5154     if (gi == NULL)
5155       Error(ERR_EXIT, "cannot create gadget");
5156
5157     level_editor_gadget[id] = gi;
5158     right_gadget_border[id] =
5159       getRightGadgetBorder(gi, selectbox_info[i].text_right);
5160   }
5161 }
5162
5163 static void CreateTextbuttonGadgets()
5164 {
5165   int max_infotext_len = getMaxInfoTextLength();
5166   int i;
5167
5168   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
5169   {
5170     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5171     int gd_x1, gd_x2, gd_y1, gd_y2;
5172     struct GadgetInfo *gi;
5173     unsigned long event_mask;
5174     char infotext[MAX_OUTPUT_LINESIZE + 1];
5175     int id = textbutton_info[i].gadget_id;
5176     int x = SX + textbutton_info[i].x;
5177     int y = SY + textbutton_info[i].y;
5178
5179     if (textbutton_info[i].size == -1)  /* dynamically determine size */
5180       textbutton_info[i].size = strlen(textbutton_info[i].text);
5181
5182     event_mask = GD_EVENT_RELEASED;
5183
5184     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
5185     {
5186       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
5187       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
5188       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
5189       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
5190     }
5191     else
5192     {
5193       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
5194       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
5195       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
5196       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
5197     }
5198
5199     sprintf(infotext, "%s", textbutton_info[i].infotext);
5200     infotext[max_infotext_len] = '\0';
5201
5202     /* determine horizontal position to the right of specified gadget */
5203     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5204       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
5205            ED_GADGET_TEXT_DISTANCE);
5206
5207     /* determine horizontal offset for leading text */
5208     if (textbutton_info[i].text_left != NULL)
5209       x += getTextWidthForGadget(textbutton_info[i].text_left);
5210
5211     gi = CreateGadget(GDI_CUSTOM_ID, id,
5212                       GDI_CUSTOM_TYPE_ID, i,
5213                       GDI_INFO_TEXT, infotext,
5214                       GDI_X, x,
5215                       GDI_Y, y,
5216                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
5217                       GDI_TEXT_VALUE, textbutton_info[i].text,
5218                       GDI_TEXT_SIZE, textbutton_info[i].size,
5219                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
5220                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
5221                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5222                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5223                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5224                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
5225                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5226                       GDI_DECORATION_SHIFTING, 1, 1,
5227                       GDI_EVENT_MASK, event_mask,
5228                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5229                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
5230                       GDI_END);
5231
5232     if (gi == NULL)
5233       Error(ERR_EXIT, "cannot create gadget");
5234
5235     level_editor_gadget[id] = gi;
5236     right_gadget_border[id] =
5237       getRightGadgetBorder(gi, textbutton_info[i].text_right);
5238   }
5239 }
5240
5241 static void CreateGraphicbuttonGadgets()
5242 {
5243   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5244   struct GadgetInfo *gi;
5245   unsigned long event_mask;
5246   int i;
5247
5248   /* create buttons for scrolling of drawing area and element list */
5249   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
5250   {
5251     int id = graphicbutton_info[i].gadget_id;
5252     int gd_x1, gd_x2, gd_y1, gd_y2;
5253     int x = SX + graphicbutton_info[i].x;
5254     int y = SY + graphicbutton_info[i].y;
5255
5256     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5257
5258     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
5259     {
5260       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
5261       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5262       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
5263       gd_y2 = gd_y1;
5264     }
5265     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5266     {
5267       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5268       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5269       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5270       gd_y2 = gd_y1;
5271     }
5272
5273     /* determine horizontal position to the right of specified gadget */
5274     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5275       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5276            ED_GADGET_TEXT_DISTANCE);
5277
5278     /* determine horizontal offset for leading text */
5279     if (graphicbutton_info[i].text_left != NULL)
5280       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5281
5282     gi = CreateGadget(GDI_CUSTOM_ID, id,
5283                       GDI_CUSTOM_TYPE_ID, i,
5284                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5285                       GDI_X, x,
5286                       GDI_Y, y,
5287                       GDI_WIDTH, graphicbutton_info[i].width,
5288                       GDI_HEIGHT, graphicbutton_info[i].height,
5289                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5290                       GDI_STATE, GD_BUTTON_UNPRESSED,
5291                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5292                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5293                       GDI_EVENT_MASK, event_mask,
5294                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5295                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5296                       GDI_END);
5297
5298     if (gi == NULL)
5299       Error(ERR_EXIT, "cannot create gadget");
5300
5301     level_editor_gadget[id] = gi;
5302     right_gadget_border[id] =
5303       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5304   }
5305 }
5306
5307 static void CreateScrollbarGadgets()
5308 {
5309   int i;
5310
5311   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5312   {
5313     int id = scrollbar_info[i].gadget_id;
5314     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5315     int gd_x1, gd_x2, gd_y1, gd_y2;
5316     struct GadgetInfo *gi;
5317     int items_max, items_visible, item_position;
5318     unsigned long event_mask;
5319
5320     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5321     {
5322       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5323       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5324       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5325     }
5326     else        /* drawing area scrollbars */
5327     {
5328       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5329       {
5330         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5331         items_visible = ed_fieldx;
5332         item_position = 0;
5333       }
5334       else
5335       {
5336         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5337         items_visible = ed_fieldy;
5338         item_position = 0;
5339       }
5340     }
5341
5342     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5343
5344     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5345     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5346                       scrollbar_info[i].height : scrollbar_info[i].width));
5347     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5348     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5349
5350     gi = CreateGadget(GDI_CUSTOM_ID, id,
5351                       GDI_CUSTOM_TYPE_ID, i,
5352                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5353                       GDI_X, scrollbar_info[i].x,
5354                       GDI_Y, scrollbar_info[i].y,
5355                       GDI_WIDTH, scrollbar_info[i].width,
5356                       GDI_HEIGHT, scrollbar_info[i].height,
5357                       GDI_TYPE, scrollbar_info[i].type,
5358                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5359                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5360                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5361                       GDI_STATE, GD_BUTTON_UNPRESSED,
5362                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5363                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5364                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5365                       GDI_EVENT_MASK, event_mask,
5366                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5367                       GDI_CALLBACK_ACTION, HandleControlButtons,
5368                       GDI_END);
5369
5370     if (gi == NULL)
5371       Error(ERR_EXIT, "cannot create gadget");
5372
5373     level_editor_gadget[id] = gi;
5374   }
5375 }
5376
5377 static void CreateCheckbuttonGadgets()
5378 {
5379   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5380   struct GadgetInfo *gi;
5381   unsigned long event_mask;
5382   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5383   int i;
5384
5385   event_mask = GD_EVENT_PRESSED;
5386
5387   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5388   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5389   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5390   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5391   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5392
5393   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5394   {
5395     int id = checkbutton_info[i].gadget_id;
5396     int x = SX + checkbutton_info[i].x;
5397     int y = SY + checkbutton_info[i].y;
5398
5399     if (id == GADGET_ID_STICK_ELEMENT)
5400       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5401     else
5402       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5403
5404     /* determine horizontal position to the right of specified gadget */
5405     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5406       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5407            ED_GADGET_TEXT_DISTANCE);
5408
5409     /* determine horizontal offset for leading text */
5410     if (checkbutton_info[i].text_left != NULL)
5411       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5412
5413     gi = CreateGadget(GDI_CUSTOM_ID, id,
5414                       GDI_CUSTOM_TYPE_ID, i,
5415                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5416                       GDI_X, x,
5417                       GDI_Y, y,
5418                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5419                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5420                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5421                       GDI_CHECKED, *checkbutton_info[i].value,
5422                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5423                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5424                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5425                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5426                       GDI_EVENT_MASK, event_mask,
5427                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5428                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5429                       GDI_END);
5430
5431     if (gi == NULL)
5432       Error(ERR_EXIT, "cannot create gadget");
5433
5434     level_editor_gadget[id] = gi;
5435     right_gadget_border[id] =
5436       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5437   }
5438 }
5439
5440 static void CreateRadiobuttonGadgets()
5441 {
5442   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5443   struct GadgetInfo *gi;
5444   unsigned long event_mask;
5445   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5446   int i;
5447
5448   event_mask = GD_EVENT_PRESSED;
5449
5450   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5451   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5452   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5453   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5454   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5455
5456   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5457   {
5458     int id = radiobutton_info[i].gadget_id;
5459     int x = SX + radiobutton_info[i].x;
5460     int y = SY + radiobutton_info[i].y;
5461
5462     int checked =
5463       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5464
5465     /* determine horizontal position to the right of specified gadget */
5466     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5467       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5468            ED_GADGET_TEXT_DISTANCE);
5469
5470     /* determine horizontal offset for leading text */
5471     if (radiobutton_info[i].text_left != NULL)
5472       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5473
5474     gi = CreateGadget(GDI_CUSTOM_ID, id,
5475                       GDI_CUSTOM_TYPE_ID, i,
5476                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5477                       GDI_X, x,
5478                       GDI_Y, y,
5479                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5480                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5481                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5482                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5483                       GDI_CHECKED, checked,
5484                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5485                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5486                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5487                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5488                       GDI_EVENT_MASK, event_mask,
5489                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5490                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5491                       GDI_END);
5492
5493     if (gi == NULL)
5494       Error(ERR_EXIT, "cannot create gadget");
5495
5496     level_editor_gadget[id] = gi;
5497     right_gadget_border[id] =
5498       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5499   }
5500 }
5501
5502 void CreateLevelEditorGadgets()
5503 {
5504   int old_game_status = game_status;
5505
5506   /* setting 'game_status' is needed to get the right fonts for the editor */
5507   game_status = GAME_MODE_EDITOR;
5508
5509   ReinitializeElementList();
5510
5511   CreateControlButtons();
5512   CreateScrollbarGadgets();
5513
5514   /* order of function calls is important because of cross-references */
5515   CreateCheckbuttonGadgets();
5516   CreateCounterButtons();
5517   CreateRadiobuttonGadgets();
5518   CreateTextInputGadgets();
5519   CreateTextAreaGadgets();
5520   CreateSelectboxGadgets();
5521   CreateGraphicbuttonGadgets();
5522   CreateTextbuttonGadgets();
5523   CreateDrawingAreas();
5524
5525   game_status = old_game_status;
5526 }
5527
5528 void FreeLevelEditorGadgets()
5529 {
5530   int i;
5531
5532   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5533     FreeGadget(level_editor_gadget[i]);
5534 }
5535
5536 static void MapCounterButtons(int id)
5537 {
5538   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5539   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5540   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5541   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5542   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5543   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5544   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5545   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5546   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5547   int yoffset = ED_BORDER_SIZE;
5548   int x_left = gi_down->x - xoffset_left;
5549 #if 1
5550   int x_right;  /* set after gadget position was modified */
5551 #else
5552   int x_right = gi_up->x + gi_up->width + xoffset_right;
5553 #endif
5554   int y_above = gi_down->y - yoffset_above;
5555   int x = gi_down->x;
5556   int y;        /* set after gadget position was modified */
5557
5558   /* counter limits must be changed first to prevent value truncation */
5559   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
5560                             counterbutton_info[id].max_value);
5561
5562   /* right text position might have changed after setting position above */
5563   x_right = gi_up->x + gi_up->width + xoffset_right;
5564
5565   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
5566
5567   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
5568   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
5569       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
5570   {
5571     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5572     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5573     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5574   }
5575
5576   /* vertical position might have changed after setting position above */
5577   y = gi_up->y + yoffset;
5578
5579   if (counterbutton_info[id].text_above)
5580     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5581
5582   if (counterbutton_info[id].text_left)
5583     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5584
5585   if (counterbutton_info[id].text_right)
5586     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5587
5588   MapGadget(gi_down);
5589   MapGadget(gi_text);
5590   MapGadget(gi_up);
5591 }
5592
5593 static void MapControlButtons()
5594 {
5595   int counter_id;
5596   int i;
5597
5598   /* map toolbox buttons (excluding special CE toolbox buttons) */
5599   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5600     MapGadget(level_editor_gadget[i]);
5601
5602   /* map buttons to select elements */
5603   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5604     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5605   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5606   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5607   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5608
5609   /* map buttons to select level */
5610   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5611   counterbutton_info[counter_id].min_value = leveldir_current->first_level;
5612   counterbutton_info[counter_id].max_value = leveldir_current->last_level;
5613   MapCounterButtons(counter_id);
5614 }
5615
5616 static void MapDrawingArea(int id)
5617 {
5618   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5619   int area_xsize = gi->drawing.area_xsize;
5620   int area_ysize = gi->drawing.area_ysize;
5621   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5622   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5623   int x_left  = gi->x - xoffset_left;
5624   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5625   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5626   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5627   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5628
5629   if (drawingarea_info[id].text_left)
5630     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5631
5632   if (drawingarea_info[id].text_right)
5633     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5634
5635   if (drawingarea_info[id].text_below)
5636     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5637
5638   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5639   {
5640     DrawElementBorder(gi->x, gi->y,
5641                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5642
5643     DrawDrawingArea(id);
5644   }
5645
5646   MapGadget(gi);
5647 }
5648
5649 static void MapTextInputGadget(int id)
5650 {
5651   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5652   int xoffset_above = 0;
5653   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5654   int x_above = textinput_info[id].x + xoffset_above;
5655   int y_above = textinput_info[id].y + yoffset_above;
5656
5657   if (textinput_info[id].text_above)
5658     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5659
5660   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5661
5662   MapGadget(gi);
5663 }
5664
5665 static void MapTextAreaGadget(int id)
5666 {
5667   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5668   int xoffset_above = 0;
5669   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5670   int x_above = textarea_info[id].x + xoffset_above;
5671   int y_above = textarea_info[id].y + yoffset_above;
5672
5673   if (textarea_info[id].text_above)
5674     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5675
5676   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5677
5678   MapGadget(gi);
5679 }
5680
5681 static void MapSelectboxGadget(int id)
5682 {
5683   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5684   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5685   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5686   int yoffset = ED_BORDER_SIZE;
5687   int x_left = gi->x - xoffset_left;
5688   int x_right = gi->x + gi->width + xoffset_right;
5689   int y = gi->y + yoffset;
5690
5691   if (selectbox_info[id].text_left)
5692     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5693
5694   if (selectbox_info[id].text_right)
5695     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5696
5697   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
5698
5699   MapGadget(gi);
5700 }
5701
5702 static void MapTextbuttonGadget(int id)
5703 {
5704   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5705   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5706   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5707   int yoffset = ED_BORDER_SIZE;
5708   int x_left = gi->x - xoffset_left;
5709   int x_right = gi->x + gi->width + xoffset_right;
5710   int y = gi->y + yoffset;
5711
5712   /* only show button to delete change pages when more than minimum pages */
5713   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5714       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5715     return;
5716
5717   if (textbutton_info[id].text_left)
5718     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5719
5720   if (textbutton_info[id].text_right)
5721     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5722
5723   MapGadget(gi);
5724 }
5725
5726 static void MapGraphicbuttonGadget(int id)
5727 {
5728   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5729   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5730   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5731   int yoffset = ED_BORDER_SIZE;
5732   int x_left = gi->x - xoffset_left;
5733   int x_right = gi->x + gi->width + xoffset_right;
5734   int y = gi->y + yoffset;
5735
5736   if (graphicbutton_info[id].text_left)
5737     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5738
5739   if (graphicbutton_info[id].text_right)
5740     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5741
5742   MapGadget(gi);
5743 }
5744
5745 static void MapRadiobuttonGadget(int id)
5746 {
5747   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5748   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5749   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5750   int yoffset = ED_BORDER_SIZE;
5751   int x_left = gi->x - xoffset_left;
5752   int x_right = gi->x + gi->width + xoffset_right;
5753   int y = gi->y + yoffset;
5754   boolean checked =
5755     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5756
5757   if (radiobutton_info[id].text_left)
5758     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5759
5760   if (radiobutton_info[id].text_right)
5761     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5762
5763   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5764
5765   MapGadget(gi);
5766 }
5767
5768 static void MapCheckbuttonGadget(int id)
5769 {
5770   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5771   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5772   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5773   int yoffset = ED_BORDER_SIZE;
5774   int x_left, x_right, y;       /* set after gadget position was modified */
5775
5776   /* set position for gadgets with dynamically determined position */
5777   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5778     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5779   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5780
5781   x_left = gi->x - xoffset_left;
5782   x_right = gi->x + gi->width + xoffset_right;
5783   y = gi->y + yoffset;
5784
5785   if (checkbutton_info[id].text_left)
5786     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5787
5788   if (checkbutton_info[id].text_right)
5789     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5790
5791   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5792
5793   MapGadget(gi);
5794 }
5795
5796 static void MapMainDrawingArea()
5797 {
5798   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5799   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5800   int i;
5801
5802   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5803   {
5804     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5805           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5806          no_horizontal_scrollbar) ||
5807         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5808           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5809          no_vertical_scrollbar))
5810       continue;
5811
5812     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5813   }
5814
5815   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5816   {
5817     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5818         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5819       continue;
5820
5821     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5822   }
5823
5824   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5825 }
5826
5827 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5828 {
5829   int i;
5830
5831   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5832   {
5833     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5834         i == GADGET_ID_CUSTOM_COPY_TO ||
5835         i == GADGET_ID_CUSTOM_EXCHANGE ||
5836         i == GADGET_ID_CUSTOM_COPY ||
5837         i == GADGET_ID_CUSTOM_PASTE)
5838     {
5839       if (map)
5840         MapGadget(level_editor_gadget[i]);
5841       else
5842         UnmapGadget(level_editor_gadget[i]);
5843     }
5844   }
5845 }
5846
5847 static void MapLevelEditorToolboxCustomGadgets()
5848 {
5849   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5850 }
5851
5852 static void UnmapLevelEditorToolboxCustomGadgets()
5853 {
5854   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5855 }
5856
5857 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5858 {
5859   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5860   int i;
5861
5862   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5863   {
5864     if (i != GADGET_ID_SINGLE_ITEMS &&
5865         i != GADGET_ID_PROPERTIES &&
5866         i != GADGET_ID_PICK_ELEMENT)
5867     {
5868       struct GadgetInfo *gi = level_editor_gadget[i];
5869
5870       if (map)
5871         MapGadget(gi);
5872       else
5873       {
5874         UnmapGadget(gi);
5875
5876         BlitBitmap(gd_bitmap, drawto,
5877                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5878                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5879                    gi->width, gi->height, gi->x, gi->y);
5880
5881         redraw_mask |= REDRAW_DOOR_3;
5882       }
5883     }
5884   }
5885 }
5886
5887 static void MapLevelEditorToolboxDrawingGadgets()
5888 {
5889   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5890 }
5891
5892 static void UnmapLevelEditorToolboxDrawingGadgets()
5893 {
5894   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5895 }
5896
5897 static void UnmapDrawingArea(int id)
5898 {
5899   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5900 }
5901
5902 static void UnmapLevelEditorWindowGadgets()
5903 {
5904   int i;
5905
5906   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5907     if (level_editor_gadget[i]->x < SX + SXSIZE)
5908       UnmapGadget(level_editor_gadget[i]);
5909 }
5910
5911 void UnmapLevelEditorGadgets()
5912 {
5913   int i;
5914
5915   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5916     UnmapGadget(level_editor_gadget[i]);
5917 }
5918
5919 static void ResetUndoBuffer()
5920 {
5921   undo_buffer_position = -1;
5922   undo_buffer_steps = -1;
5923   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5924
5925   level.changed = FALSE;
5926 }
5927
5928 static void DrawEditModeWindow()
5929 {
5930   ModifyEditorElementList();
5931   RedrawDrawingElements();
5932
5933   if (edit_mode == ED_MODE_INFO)
5934     DrawLevelInfoWindow();
5935   else if (edit_mode == ED_MODE_PROPERTIES)
5936     DrawPropertiesWindow();
5937   else  /* edit_mode == ED_MODE_DRAWING */
5938     DrawDrawingWindow();
5939 }
5940
5941 static boolean LevelChanged()
5942 {
5943   boolean field_changed = FALSE;
5944   int x, y;
5945
5946   if (leveldir_current->readonly)
5947     return FALSE;
5948
5949   for (y = 0; y < lev_fieldy; y++)
5950     for (x = 0; x < lev_fieldx; x++)
5951       if (Feld[x][y] != level.field[x][y])
5952         field_changed = TRUE;
5953
5954   return (level.changed || field_changed);
5955 }
5956
5957 static boolean LevelContainsPlayer()
5958 {
5959   boolean player_found = FALSE;
5960   int x, y;
5961
5962   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5963
5964   for (y = 0; y < lev_fieldy; y++)
5965     for (x = 0; x < lev_fieldx; x++)
5966       if (Feld[x][y] == EL_PLAYER_1 ||
5967           Feld[x][y] == EL_SP_MURPHY)
5968         player_found = TRUE;
5969
5970   return player_found;
5971 }
5972
5973 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5974                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5975 {
5976   int x, y;
5977
5978   for (x = 0; x < lev_fieldx; x++)
5979     for (y = 0; y < lev_fieldy; y++)
5980       dst[x][y] = src[x][y];
5981 }
5982
5983 static int setSelectboxValue(int selectbox_id, int new_value)
5984 {
5985   int new_index_value = 0;
5986   int i;
5987
5988   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5989     if (selectbox_info[selectbox_id].options[i].value == new_value)
5990       new_index_value = i;
5991
5992   *selectbox_info[selectbox_id].value =
5993     selectbox_info[selectbox_id].options[new_index_value].value;
5994
5995   return new_index_value;
5996 }
5997
5998 static void setSelectboxSpecialActionOptions()
5999 {
6000   int i;
6001
6002   /* change action mode and arg selectbox according to action type selectbox */
6003   for (i = 0; action_arg_options[i].value != -1; i++)
6004   {
6005     if (action_arg_options[i].value == custom_element_change.action_type)
6006     {
6007       int mode = action_arg_options[i].mode;
6008
6009       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
6010                                    action_arg_modes[mode]);
6011       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
6012                                  custom_element_change.action_mode);
6013
6014       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
6015                                    action_arg_options[i].options);
6016       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
6017                                  custom_element_change.action_arg);
6018     }
6019   }
6020 }
6021
6022 static void copy_custom_element_settings(int element_from, int element_to)
6023 {
6024   struct ElementInfo *ei_from = &element_info[element_from];
6025   struct ElementInfo *ei_to = &element_info[element_to];
6026   int i, x, y;
6027
6028   /* ---------- copy element description ---------- */
6029   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
6030     ei_to->description[i] = ei_from->description[i];
6031
6032   /* ---------- copy element base properties ---------- */
6033   Properties[element_to][EP_BITFIELD_BASE] =
6034     Properties[element_from][EP_BITFIELD_BASE];
6035
6036   /* ---------- copy custom property values ---------- */
6037
6038   ei_to->use_gfx_element = ei_from->use_gfx_element;
6039   ei_to->gfx_element = ei_from->gfx_element;
6040
6041   ei_to->access_direction = ei_from->access_direction;
6042
6043   ei_to->collect_score_initial = ei_from->collect_score_initial;
6044   ei_to->collect_count_initial = ei_from->collect_count_initial;
6045
6046   ei_to->ce_value_fixed_initial = ei_from->ce_value_fixed_initial;
6047   ei_to->ce_value_random_initial = ei_from->ce_value_random_initial;
6048   ei_to->use_last_ce_value = ei_from->use_last_ce_value;
6049
6050   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
6051   ei_to->push_delay_random = ei_from->push_delay_random;
6052   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
6053   ei_to->drop_delay_random = ei_from->drop_delay_random;
6054   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
6055   ei_to->move_delay_random = ei_from->move_delay_random;
6056
6057   ei_to->move_pattern = ei_from->move_pattern;
6058   ei_to->move_direction_initial = ei_from->move_direction_initial;
6059   ei_to->move_stepsize = ei_from->move_stepsize;
6060
6061   ei_to->move_enter_element = ei_from->move_enter_element;
6062   ei_to->move_leave_element = ei_from->move_leave_element;
6063   ei_to->move_leave_type = ei_from->move_leave_type;
6064
6065   ei_to->slippery_type = ei_from->slippery_type;
6066
6067   for (y = 0; y < 3; y++)
6068     for (x = 0; x < 3; x++)
6069       ei_to->content.e[x][y] = ei_from->content.e[x][y];
6070
6071   ei_to->explosion_type = ei_from->explosion_type;
6072   ei_to->explosion_delay = ei_from->explosion_delay;
6073   ei_to->ignition_delay = ei_from->ignition_delay;
6074
6075   /* ---------- reinitialize and copy change pages ---------- */
6076
6077   ei_to->num_change_pages = ei_from->num_change_pages;
6078   ei_to->current_change_page = ei_from->current_change_page;
6079
6080   setElementChangePages(ei_to, ei_to->num_change_pages);
6081
6082   for (i=0; i < ei_to->num_change_pages; i++)
6083     ei_to->change_page[i] = ei_from->change_page[i];
6084
6085   /* ---------- copy group element info ---------- */
6086   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
6087     *ei_to->group = *ei_from->group;
6088
6089   /* mark this custom element as modified */
6090   ei_to->modified_settings = TRUE;
6091 }
6092
6093 static void replace_custom_element_in_settings(int element_from,
6094                                                int element_to)
6095 {
6096   int i, j, x, y;
6097
6098   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
6099   {
6100     struct ElementInfo *ei = &element_info[i];
6101
6102     for (y = 0; y < 3; y++)
6103       for (x = 0; x < 3; x++)
6104         if (ei->content.e[x][y] == element_from)
6105           ei->content.e[x][y] = element_to;
6106
6107     for (j = 0; j < ei->num_change_pages; j++)
6108     {
6109       struct ElementChangeInfo *change = &ei->change_page[j];
6110
6111       if (change->target_element == element_from)
6112         change->target_element = element_to;
6113
6114       if (change->trigger_element == element_from)
6115         change->trigger_element = element_to;
6116
6117       for (y = 0; y < 3; y++)
6118         for (x = 0; x < 3; x++)
6119           if (change->target_content.e[x][y] == element_from)
6120             change->target_content.e[x][y] = element_to;
6121     }
6122
6123     if (ei->group != NULL)                              /* group or internal */
6124       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
6125         if (ei->group->element[j] == element_from)
6126           ei->group->element[j] = element_to;
6127   }
6128 }
6129
6130 static void replace_custom_element_in_playfield(int element_from,
6131                                                 int element_to)
6132 {
6133   int x, y;
6134
6135   for (x = 0; x < lev_fieldx; x++)
6136     for (y = 0; y < lev_fieldy; y++)
6137       if (Feld[x][y] == element_from)
6138         Feld[x][y] = element_to;
6139 }
6140
6141 static boolean CopyCustomElement(int element_old, int element_new,
6142                                  int copy_mode)
6143 {
6144   if (copy_mode == GADGET_ID_CUSTOM_COPY)
6145   {
6146     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
6147                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6148     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6149   }
6150   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
6151   {
6152     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
6153                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6154     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6155
6156     level.changed = TRUE;
6157   }
6158   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
6159   {
6160     Request("Please choose custom element !", REQ_CONFIRM);
6161
6162     return FALSE;
6163   }
6164   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
6165   {
6166     Request("Please choose group element !", REQ_CONFIRM);
6167
6168     return FALSE;
6169   }
6170   else
6171   {
6172     level.changed = TRUE;
6173   }
6174
6175   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
6176   {
6177     copy_custom_element_settings(element_new, element_old);
6178   }
6179   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
6180   {
6181     copy_custom_element_settings(element_old, element_new);
6182   }
6183   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
6184   {
6185     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
6186     copy_custom_element_settings(element_new, element_old);
6187     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
6188
6189     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
6190     replace_custom_element_in_settings(element_new, element_old);
6191     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
6192
6193     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
6194     replace_custom_element_in_playfield(element_new, element_old);
6195     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
6196   }
6197
6198   UpdateCustomElementGraphicGadgets();
6199   DrawPropertiesWindow();
6200
6201   return TRUE;
6202 }
6203
6204 static void CopyCustomElementPropertiesToEditor(int element)
6205 {
6206   int i;
6207   int current_change_page = element_info[element].current_change_page;
6208
6209   /* dynamically (re)build selectbox for selecting change page */
6210   for (i = 0; i < element_info[element].num_change_pages; i++)
6211   {
6212     sprintf(options_change_page_strings[i], "%d", i + 1);
6213
6214     options_change_page[i].value = i;
6215     options_change_page[i].text = options_change_page_strings[i];
6216   }
6217
6218   options_change_page[i].value = -1;
6219   options_change_page[i].text = NULL;
6220
6221   /* needed here to initialize combined element properties */
6222   InitElementPropertiesEngine(level.game_version);
6223
6224   element_info[element].change =
6225     &element_info[element].change_page[current_change_page];
6226
6227   custom_element = element_info[element];
6228   custom_element_change = *element_info[element].change;
6229
6230   /* needed to initially set selectbox options for special action options */
6231   setSelectboxSpecialActionOptions();
6232
6233   /* needed to initially set selectbox value variables to reliable defaults */
6234   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6235     setSelectboxValue(i, *selectbox_info[i].value);
6236
6237   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6238     custom_element_properties[i] = HAS_PROPERTY(element, i);
6239
6240   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6241     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
6242
6243   /* ---------- element settings: configure (custom elements) ------------- */
6244
6245   /* set accessible layer selectbox help value */
6246   custom_element.access_type =
6247     (IS_WALKABLE(element) ? EP_WALKABLE :
6248      IS_PASSABLE(element) ? EP_PASSABLE :
6249      custom_element.access_type);
6250   custom_element.access_layer =
6251     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
6252      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
6253      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
6254      custom_element.access_layer);
6255   custom_element.access_protected =
6256     (IS_PROTECTED(element) ? 1 : 0);
6257   custom_element_properties[EP_ACCESSIBLE] =
6258     (IS_ACCESSIBLE_OVER(element) ||
6259      IS_ACCESSIBLE_INSIDE(element) ||
6260      IS_ACCESSIBLE_UNDER(element));
6261
6262   /* set walk-to-object action selectbox help value */
6263   custom_element.walk_to_action =
6264     (IS_DIGGABLE(element) ? EP_DIGGABLE :
6265      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
6266      IS_DROPPABLE(element) ? EP_DROPPABLE :
6267      IS_THROWABLE(element) ? EP_THROWABLE :
6268      IS_PUSHABLE(element) ? EP_PUSHABLE :
6269      custom_element.walk_to_action);
6270   custom_element_properties[EP_WALK_TO_OBJECT] =
6271     (IS_DIGGABLE(element) ||
6272      IS_COLLECTIBLE_ONLY(element) ||
6273      IS_DROPPABLE(element) ||
6274      IS_THROWABLE(element) ||
6275      IS_PUSHABLE(element));
6276
6277   /* set smash targets selectbox help value */
6278   custom_element.smash_targets =
6279     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
6280      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
6281      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
6282      custom_element.smash_targets);
6283   custom_element_properties[EP_CAN_SMASH] =
6284     (CAN_SMASH_EVERYTHING(element) ||
6285      CAN_SMASH_ENEMIES(element) ||
6286      CAN_SMASH_PLAYER(element));
6287
6288   /* set deadliness selectbox help value */
6289   custom_element.deadliness =
6290     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
6291      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
6292      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
6293      custom_element.deadliness);
6294   custom_element_properties[EP_DEADLY] =
6295     (DONT_TOUCH(element) ||
6296      DONT_COLLIDE_WITH(element) ||
6297      DONT_RUN_INTO(element));
6298
6299   /* ---------- element settings: advanced (custom elements) --------------- */
6300
6301   /* set "change by direct action" selectbox help value */
6302   custom_element_change.direct_action =
6303     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6304      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6305      HAS_CHANGE_EVENT(element, CE_SWITCHED_BY_PLAYER) ? CE_SWITCHED_BY_PLAYER :
6306      HAS_CHANGE_EVENT(element, CE_SNAPPED_BY_PLAYER) ? CE_SNAPPED_BY_PLAYER :
6307      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6308      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6309      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6310      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6311      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6312      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6313      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6314      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6315      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6316      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6317      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
6318      custom_element_change.direct_action);
6319
6320   /* set "change by other element action" selectbox help value */
6321   custom_element_change.other_action =
6322     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
6323      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
6324      HAS_CHANGE_EVENT(element, CE_PLAYER_SWITCHES_X) ? CE_PLAYER_SWITCHES_X :
6325      HAS_CHANGE_EVENT(element, CE_PLAYER_SNAPS_X) ? CE_PLAYER_SNAPS_X :
6326      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
6327      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
6328      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
6329      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
6330      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
6331      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
6332      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
6333      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
6334      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
6335      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6336      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6337      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6338      HAS_CHANGE_EVENT(element, CE_MOVE_OF_X) ? CE_MOVE_OF_X :
6339      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
6340      custom_element_change.other_action);
6341 }
6342
6343 static void CopyGroupElementPropertiesToEditor(int element)
6344 {
6345   group_element_info = *element_info[element].group;
6346   custom_element = element_info[element];       /* needed for description */
6347 }
6348
6349 static void CopyClassicElementPropertiesToEditor(int element)
6350 {
6351   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6352     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6353       getMoveIntoAcidProperty(&level, element);
6354
6355   if (MAYBE_DONT_COLLIDE_WITH(element))
6356     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6357       getDontCollideWithProperty(&level, element);
6358 }
6359
6360 static void CopyElementPropertiesToEditor(int element)
6361 {
6362   if (IS_CUSTOM_ELEMENT(element))
6363     CopyCustomElementPropertiesToEditor(element);
6364   else if (IS_GROUP_ELEMENT(element))
6365     CopyGroupElementPropertiesToEditor(element);
6366   else
6367     CopyClassicElementPropertiesToEditor(element);
6368 }
6369
6370 static void CopyCustomElementPropertiesToGame(int element)
6371 {
6372   int i;
6373   int access_type_and_layer;
6374
6375   /* mark that this custom element has been modified */
6376   custom_element.modified_settings = TRUE;
6377   level.changed = TRUE;
6378
6379   if (level.use_custom_template)
6380   {
6381     if (Request("Copy and modify level template ?", REQ_ASK))
6382     {
6383       level.use_custom_template = FALSE;
6384       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6385                    GDI_CHECKED, FALSE, GDI_END);
6386     }
6387     else
6388     {
6389       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6390
6391       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6392     }
6393   }
6394
6395   element_info[element] = custom_element;
6396   *element_info[element].change = custom_element_change;
6397
6398   /* ---------- element settings: configure (custom elements) ------------- */
6399
6400   /* set accessible property from checkbox and selectbox */
6401   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6402   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6403   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6404   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6405   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6406   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6407   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6408                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6409                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6410   custom_element_properties[access_type_and_layer] =
6411     custom_element_properties[EP_ACCESSIBLE];
6412   custom_element_properties[EP_PROTECTED] =
6413     (custom_element.access_protected != 0 &&
6414      custom_element_properties[EP_ACCESSIBLE]);
6415
6416   /* set walk-to-object property from checkbox and selectbox */
6417   custom_element_properties[EP_DIGGABLE] = FALSE;
6418   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6419   custom_element_properties[EP_DROPPABLE] = FALSE;
6420   custom_element_properties[EP_THROWABLE] = FALSE;
6421   custom_element_properties[EP_PUSHABLE] = FALSE;
6422   custom_element_properties[custom_element.walk_to_action] =
6423     custom_element_properties[EP_WALK_TO_OBJECT];
6424
6425   /* set smash property from checkbox and selectbox */
6426   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6427   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6428   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6429   custom_element_properties[custom_element.smash_targets] =
6430     custom_element_properties[EP_CAN_SMASH];
6431
6432   /* set deadliness property from checkbox and selectbox */
6433   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6434   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6435   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6436   custom_element_properties[custom_element.deadliness] =
6437     custom_element_properties[EP_DEADLY];
6438
6439   /* ---------- element settings: advanced (custom elements) --------------- */
6440
6441   /* set player change event from checkbox and selectbox */
6442   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6443   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6444   custom_element_change_events[CE_SWITCHED_BY_PLAYER] = FALSE;
6445   custom_element_change_events[CE_SNAPPED_BY_PLAYER] = FALSE;
6446   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6447   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6448   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6449   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6450   custom_element_change_events[CE_SWITCHED] = FALSE;
6451   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6452   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6453   custom_element_change_events[CE_BLOCKED] = FALSE;
6454   custom_element_change_events[CE_IMPACT] = FALSE;
6455   custom_element_change_events[CE_SMASHED] = FALSE;
6456   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
6457   custom_element_change_events[custom_element_change.direct_action] =
6458     custom_element_change_events[CE_BY_DIRECT_ACTION];
6459
6460   /* set other element action change event from checkbox and selectbox */
6461   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
6462   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
6463   custom_element_change_events[CE_PLAYER_SWITCHES_X] = FALSE;
6464   custom_element_change_events[CE_PLAYER_SNAPS_X] = FALSE;
6465   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
6466   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
6467   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
6468   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
6469   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
6470   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
6471   custom_element_change_events[CE_TOUCHING_X] = FALSE;
6472   custom_element_change_events[CE_HITTING_X] = FALSE;
6473   custom_element_change_events[CE_HIT_BY_X] = FALSE;
6474   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
6475   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
6476   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
6477   custom_element_change_events[CE_MOVE_OF_X] = FALSE;
6478   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
6479   custom_element_change_events[custom_element_change.other_action] =
6480     custom_element_change_events[CE_BY_OTHER_ACTION];
6481
6482   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6483     SET_PROPERTY(element, i, custom_element_properties[i]);
6484
6485   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6486     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6487
6488   /* copy change events also to special level editor variable */
6489   custom_element = element_info[element];
6490   custom_element_change = *element_info[element].change;
6491 }
6492
6493 static void CopyGroupElementPropertiesToGame(int element)
6494 {
6495   element_info[element] = custom_element;
6496   *element_info[element].group = group_element_info;
6497
6498   /* mark that this group element has been modified */
6499   element_info[element].modified_settings = TRUE;
6500   level.changed = TRUE;
6501 }
6502
6503 static void CopyClassicElementPropertiesToGame(int element)
6504 {
6505   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6506     setMoveIntoAcidProperty(&level, element,
6507                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6508
6509   if (MAYBE_DONT_COLLIDE_WITH(element))
6510     setDontCollideWithProperty(&level, element,
6511                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6512 }
6513
6514 static void CopyElementPropertiesToGame(int element)
6515 {
6516   if (IS_CUSTOM_ELEMENT(element))
6517     CopyCustomElementPropertiesToGame(element);
6518   else if (IS_GROUP_ELEMENT(element))
6519     CopyGroupElementPropertiesToGame(element);
6520   else
6521     CopyClassicElementPropertiesToGame(element);
6522 }
6523
6524 void DrawLevelEd()
6525 {
6526   CloseDoor(DOOR_CLOSE_ALL);
6527   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6528
6529   if (level_editor_test_game)
6530   {
6531     CopyPlayfield(level.field, Feld);
6532     CopyPlayfield(FieldBackup, level.field);
6533
6534     level_editor_test_game = FALSE;
6535   }
6536   else
6537   {
6538     edit_mode = ED_MODE_DRAWING;
6539     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6540
6541     ResetUndoBuffer();
6542
6543     level_xpos = -1;
6544     level_ypos = -1;
6545   }
6546
6547   /* copy default editor door content to main double buffer */
6548   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6549              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6550
6551   /* draw bigger door */
6552   DrawSpecialEditorDoor();
6553
6554   /* draw new control window */
6555   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6556              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6557
6558   redraw_mask |= REDRAW_ALL;
6559
6560   ReinitializeElementListButtons();     /* custom element may look different */
6561
6562   UnmapTapeButtons();
6563   MapControlButtons();
6564
6565   DrawEditModeWindow();
6566
6567   /* copy actual editor door content to door double buffer for OpenDoor() */
6568   BlitBitmap(drawto, bitmap_db_door,
6569              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6570
6571   OpenDoor(DOOR_OPEN_1);
6572 }
6573
6574 static void AdjustDrawingAreaGadgets()
6575 {
6576   int ed_xsize = lev_fieldx + 2;
6577   int ed_ysize = lev_fieldy + 2;
6578   int max_ed_fieldx = MAX_ED_FIELDX;
6579   int max_ed_fieldy = MAX_ED_FIELDY;
6580   boolean horizontal_scrollbar_needed;
6581   boolean vertical_scrollbar_needed;
6582   int x, y, width, height;
6583   int xoffset, yoffset;
6584
6585   /* check if we need any scrollbars */
6586   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6587   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6588
6589   /* check if we have a smaller editor field because of scrollbars */
6590   if (horizontal_scrollbar_needed)
6591     max_ed_fieldy = MAX_ED_FIELDY - 1;
6592   if (vertical_scrollbar_needed)
6593     max_ed_fieldx = MAX_ED_FIELDX - 1;
6594
6595   /* check again if we now need more scrollbars because of less space */
6596   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6597   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6598
6599   /* check if editor field gets even smaller after adding new scrollbars */
6600   if (horizontal_scrollbar_needed)
6601     max_ed_fieldy = MAX_ED_FIELDY - 1;
6602   if (vertical_scrollbar_needed)
6603     max_ed_fieldx = MAX_ED_FIELDX - 1;
6604
6605   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6606   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6607
6608   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6609                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6610                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6611                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6612                GDI_END);
6613
6614   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6615   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6616
6617   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6618   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6619
6620   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6621   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6622
6623   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6624   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6625
6626   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6627                GDI_WIDTH, width,
6628                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6629                GDI_END);
6630   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6631                GDI_HEIGHT, height,
6632                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6633                GDI_END);
6634 }
6635
6636 static void AdjustLevelScrollPosition()
6637 {
6638   if (level_xpos < -1)
6639     level_xpos = -1;
6640   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6641     level_xpos = lev_fieldx - ed_fieldx + 1;
6642   if (lev_fieldx < ed_fieldx - 2)
6643     level_xpos = -1;
6644
6645   if (level_ypos < -1)
6646     level_ypos = -1;
6647   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6648     level_ypos = lev_fieldy - ed_fieldy + 1;
6649   if (lev_fieldy < ed_fieldy - 2)
6650     level_ypos = -1;
6651 }
6652
6653 static void AdjustEditorScrollbar(int id)
6654 {
6655   struct GadgetInfo *gi = level_editor_gadget[id];
6656   int items_max, items_visible, item_position;
6657
6658   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6659   {
6660     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6661     items_visible = ed_fieldx;
6662     item_position = level_xpos + 1;
6663   }
6664   else
6665   {
6666     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6667     items_visible = ed_fieldy;
6668     item_position = level_ypos + 1;
6669   }
6670
6671   if (item_position > items_max - items_visible)
6672     item_position = items_max - items_visible;
6673
6674   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6675                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6676 }
6677
6678 static void ModifyEditorCounterValue(int counter_id, int new_value)
6679 {
6680   int *counter_value = counterbutton_info[counter_id].value;
6681   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6682   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6683
6684   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6685
6686   if (counter_value != NULL)
6687     *counter_value = gi->textinput.number_value;
6688 }
6689
6690 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6691 {
6692   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6693   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6694
6695   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6696
6697   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
6698       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
6699   {
6700     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
6701     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
6702
6703     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
6704     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_DISTANCE,GDI_END);
6705   }
6706 }
6707
6708 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
6709 {
6710   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6711   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6712   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6713
6714   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6715 }
6716
6717 static void ModifyEditorSelectboxOptions(int selectbox_id,
6718                                          struct ValueTextInfo *options)
6719 {
6720   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6721   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6722
6723   selectbox_info[selectbox_id].options = options;
6724
6725   /* set index to zero -- list may be shorter now (correct later, if needed) */
6726   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
6727                GDI_SELECTBOX_OPTIONS, options, GDI_END);
6728 }
6729
6730 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6731 {
6732   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6733   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6734
6735   drawingarea_info[drawingarea_id].area_xsize = xsize;
6736   drawingarea_info[drawingarea_id].area_ysize = ysize;
6737
6738   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6739 }
6740
6741 static void ModifyEditorElementList()
6742 {
6743   int i;
6744
6745   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6746   {
6747     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6748     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6749     struct GadgetDesign *gd = &gi->deco.design;
6750     int element = editor_elements[element_shift + i];
6751
6752     UnmapGadget(gi);
6753     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6754     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6755     MapGadget(gi);
6756   }
6757 }
6758
6759 static void PickDrawingElement(int button, int element)
6760 {
6761   if (button < 1 || button > 3)
6762     return;
6763
6764   if (button == 1)
6765   {
6766     new_element1 = element;
6767     DrawMiniGraphicExt(drawto,
6768                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6769                        el2edimg(new_element1));
6770   }
6771   else if (button == 2)
6772   {
6773     new_element2 = element;
6774     DrawMiniGraphicExt(drawto,
6775                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6776                        el2edimg(new_element2));
6777   }
6778   else
6779   {
6780     new_element3 = element;
6781     DrawMiniGraphicExt(drawto,
6782                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6783                        el2edimg(new_element3));
6784   }
6785
6786   redraw_mask |= REDRAW_DOOR_1;
6787 }
6788
6789 static void RedrawDrawingElements()
6790 {
6791   PickDrawingElement(1, new_element1);
6792   PickDrawingElement(2, new_element2);
6793   PickDrawingElement(3, new_element3);
6794 }
6795
6796 static void DrawDrawingWindow()
6797 {
6798   stick_element_properties_window = FALSE;
6799
6800   SetMainBackgroundImage(IMG_UNDEFINED);
6801   ClearWindow();
6802
6803   UnmapLevelEditorWindowGadgets();
6804   UnmapLevelEditorToolboxCustomGadgets();
6805
6806   AdjustDrawingAreaGadgets();
6807   AdjustLevelScrollPosition();
6808   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6809   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6810
6811   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6812
6813   MapMainDrawingArea();
6814   MapLevelEditorToolboxDrawingGadgets();
6815 }
6816
6817 static void DrawLevelInfoWindow()
6818 {
6819   int i;
6820
6821   stick_element_properties_window = FALSE;
6822
6823   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6824   ClearWindow();
6825   UnmapLevelEditorWindowGadgets();
6826
6827   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6828            "Level Settings", FONT_TITLE_1);
6829   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6830            "Editor Settings", FONT_TITLE_1);
6831
6832   /* draw counter gadgets */
6833   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6834     MapCounterButtons(i);
6835
6836   /* draw selectbox gadgets */
6837   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6838     MapSelectboxGadget(i);
6839
6840   /* draw checkbutton gadgets */
6841   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6842     MapCheckbuttonGadget(i);
6843
6844   /* draw radiobutton gadgets */
6845   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6846     MapRadiobuttonGadget(i);
6847
6848   /* draw text input gadgets */
6849   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6850     MapTextInputGadget(i);
6851
6852   /* draw drawing area */
6853   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6854 }
6855
6856 static void DrawCustomContentArea()
6857 {
6858   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6859   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6860   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6861   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6862   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6863   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6864
6865   /* add distance for potential left text (without drawing area border) */
6866   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6867
6868   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6869
6870   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6871 }
6872
6873 static void DrawCustomChangeContentArea()
6874 {
6875   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6876   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6877   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6878   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6879   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6880   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6881
6882   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6883
6884   MapDrawingArea(id);
6885 }
6886
6887 static void DrawYamYamContentAreas()
6888 {
6889   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6890   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6891   int i;
6892
6893   /* display counter to choose number of element content areas */
6894   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6895
6896   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6897   {
6898     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6899
6900     if (i < level.num_yamyam_contents)
6901     {
6902       MapDrawingArea(id);
6903     }
6904     else
6905     {
6906       int font_height = getFontHeight(FONT_TEXT_1);
6907
6908       UnmapDrawingArea(id);
6909
6910       /* delete content areas in case of reducing number of them */
6911       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6912                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6913                      4 * MINI_TILEX,
6914                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6915     }
6916   }
6917
6918   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6919   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6920   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6921 }
6922
6923 static void DrawMagicBallContentAreas()
6924 {
6925   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6926   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6927   int i;
6928
6929   /* display counter to choose number of element content areas */
6930   MapCounterButtons(ED_COUNTER_ID_BALL_CONTENT);
6931
6932   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6933   {
6934     int id = ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i;
6935
6936     if (i < level.num_ball_contents)
6937     {
6938       MapDrawingArea(id);
6939     }
6940     else
6941     {
6942       int font_height = getFontHeight(FONT_TEXT_1);
6943
6944       UnmapDrawingArea(id);
6945
6946       /* delete content areas in case of reducing number of them */
6947       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6948                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6949                      4 * MINI_TILEX,
6950                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6951     }
6952   }
6953
6954   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6955   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6956   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6957 }
6958
6959 static void DrawGroupElementArea(int element)
6960 {
6961   int num_elements = group_element_info.num_elements;
6962   int id = ED_DRAWING_ID_GROUP_CONTENT;
6963   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6964   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6965   int xsize = MAX_ELEMENTS_IN_GROUP;
6966   int ysize = 1;
6967
6968   if (drawingarea_info[id].text_left != NULL)
6969     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6970
6971   UnmapDrawingArea(id);
6972
6973   ModifyEditorDrawingArea(id, num_elements, 1);
6974
6975   /* delete content areas in case of reducing number of them */
6976   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6977
6978   MapDrawingArea(id);
6979 }
6980
6981 static void DrawEnvelopeTextArea(int envelope_nr)
6982 {
6983   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6984   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6985
6986   UnmapGadget(gi);
6987   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6988
6989   if (envelope_nr != -1)
6990     textarea_info[id].value = level.envelope_text[envelope_nr];
6991
6992   ModifyGadget(gi, GDI_AREA_SIZE,
6993                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6994                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6995                GDI_END);
6996
6997   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6998 }
6999
7000 char *getElementDescriptionFilename(int element)
7001 {
7002   char *docs_dir = options.docs_directory;
7003   char *elements_subdir = "elements";
7004   static char *filename = NULL;
7005   char basename[MAX_FILENAME_LEN];
7006
7007   checked_free(filename);
7008
7009   /* 1st try: look for element description file for exactly this element */
7010   sprintf(basename, "%s.txt", element_info[element].token_name);
7011   filename = getPath3(docs_dir, elements_subdir, basename);
7012   if (fileExists(filename))
7013     return filename;
7014
7015   free(filename);
7016
7017   /* 2nd try: look for element description file for this element's class */
7018   sprintf(basename, "%s.txt", element_info[element].class_name);
7019   filename = getPath3(docs_dir, elements_subdir, basename);
7020   if (fileExists(filename))
7021     return filename;
7022
7023   return NULL;
7024 }
7025
7026 static boolean PrintInfoText(char *text, int font_nr, int start_line)
7027 {
7028   int font_height = getFontHeight(font_nr);
7029   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7030   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7031   int sx = SX + pad_x;
7032   int sy = SY + pad_y;
7033   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7034
7035   if (start_line >= max_lines_per_screen)
7036     return FALSE;
7037
7038   DrawText(sx, sy + start_line * font_height, text, font_nr);
7039
7040   return TRUE;
7041 }
7042
7043 static int PrintElementDescriptionFromFile(char *filename, int start_line)
7044 {
7045   int font_nr = FONT_TEXT_2;
7046   int font_width = getFontWidth(font_nr);
7047   int font_height = getFontHeight(font_nr);
7048   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7049   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7050   int sx = SX + pad_x;
7051   int sy = SY + pad_y + start_line * font_height;
7052   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
7053   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7054
7055   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
7056                           max_lines_per_screen);
7057 }
7058
7059 static void DrawPropertiesTabulatorGadgets()
7060 {
7061   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
7062   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
7063   int gd_x = gd->x + gd_gi->border.width / 2;
7064   int gd_y = gd->y + gd_gi->height - 1;
7065   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
7066   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
7067   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
7068   int max_tabs = 4;
7069   int i;
7070
7071   /* draw additional "advanced" tabulator for custom elements */
7072   if (IS_CUSTOM_ELEMENT(properties_element))
7073     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
7074
7075   for (i = id_first; i <= id_last; i++)
7076   {
7077     int gadget_id = textbutton_info[i].gadget_id;
7078     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7079     boolean active = (i != edit_mode_properties);
7080
7081     /* use "config 1" and "config 2" instead of "config" */
7082     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
7083         IS_CUSTOM_ELEMENT(properties_element))
7084       continue;
7085
7086     /* draw background line below tabulator button */
7087     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
7088
7089     /* draw solid line below inactive tabulator buttons */
7090     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
7091       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
7092
7093     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
7094     MapTextbuttonGadget(i);
7095   }
7096
7097   /* draw little border line below tabulator buttons */
7098   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7099     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
7100                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
7101                   ED_GADGET_DISTANCE, tab_color);
7102 }
7103
7104 static void DrawPropertiesInfo()
7105 {
7106   static struct
7107   {
7108     int value;
7109     char *text;
7110   }
7111   properties[] =
7112   {
7113     /* configurable properties */
7114
7115     { EP_WALKABLE_OVER,         "- player can walk over it"             },
7116     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
7117     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
7118     { EP_PASSABLE_OVER,         "- player can pass over it"             },
7119     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
7120     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
7121     { EP_PROTECTED,             "- player is protected by it"           },
7122
7123     { EP_DIGGABLE,              "- can be digged away"                  },
7124     { EP_COLLECTIBLE,           "- can be collected"                    },
7125     { EP_DROPPABLE,             "- can be dropped after collecting"     },
7126     { EP_THROWABLE,             "- can be thrown after collecting"      },
7127     { EP_PUSHABLE,              "- can be pushed"                       },
7128
7129     { EP_CAN_FALL,              "- can fall"                            },
7130     { EP_CAN_MOVE,              "- can move"                            },
7131
7132     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
7133 #if 0
7134     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
7135 #endif
7136     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
7137
7138     { EP_SLIPPERY,              "- slippery for falling elements"       },
7139     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
7140
7141     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
7142     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
7143     { EP_DONT_TOUCH,            "- deadly when touching"                },
7144
7145     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
7146
7147     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
7148     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
7149     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
7150
7151     { EP_CAN_CHANGE,            "- can change to other element"         },
7152
7153     /* pre-defined properties */
7154     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
7155     { EP_SWITCHABLE,            "- can be switched"                     },
7156     { EP_HAS_CONTENT,           "- can contain other elements"          },
7157
7158     { -1,                       NULL                                    }
7159   };
7160   char *filename = getElementDescriptionFilename(properties_element);
7161   char *percentage_text = "In this level:";
7162   char *properties_text = "Standard properties:";
7163   float percentage;
7164   int num_elements_in_level;
7165   int num_standard_properties = 0;
7166   int font1_nr = FONT_TEXT_1;
7167   int font2_nr = FONT_TEXT_2;
7168   int font1_width = getFontWidth(font1_nr);
7169   int font2_height = getFontHeight(font2_nr);
7170   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7171   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7172   int screen_line = 0;
7173   int i, x, y;
7174
7175 #if DEBUG
7176   if (IS_CUSTOM_ELEMENT(properties_element))
7177   {
7178     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7179               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
7180     screen_line++;
7181   }
7182   else if (IS_GROUP_ELEMENT(properties_element))
7183   {
7184     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7185               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
7186     screen_line++;
7187   }
7188 #endif
7189
7190   /* ----- print number of elements / percentage of this element in level */
7191
7192   num_elements_in_level = 0;
7193   for (y = 0; y < lev_fieldy; y++)
7194     for (x = 0; x < lev_fieldx; x++)
7195       if (Feld[x][y] == properties_element)
7196         num_elements_in_level++;
7197   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
7198
7199   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
7200             percentage_text);
7201   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
7202             pad_y + screen_line++ * font2_height, font2_nr,
7203             "%d (%.2f%%)", num_elements_in_level, percentage);
7204
7205   screen_line++;
7206
7207   /* ----- print standard properties of this element */
7208
7209   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
7210             properties_text);
7211
7212   for (i = 0; properties[i].value != -1; i++)
7213   {
7214     if (!HAS_PROPERTY(properties_element, properties[i].value))
7215       continue;
7216
7217     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
7218               properties[i].text);
7219     num_standard_properties++;
7220   }
7221
7222   if (num_standard_properties == 0)
7223     DrawTextS(pad_x + strlen(properties_text) * font1_width,
7224               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
7225
7226   screen_line++;
7227
7228   /* ----- print special description of this element */
7229
7230   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
7231   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
7232     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
7233 }
7234
7235 #define TEXT_COLLECTING         "Score for collecting"
7236 #define TEXT_SMASHING           "Score for smashing"
7237 #define TEXT_SLURPING           "Score for slurping"
7238 #define TEXT_CRACKING           "Score for cracking"
7239 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
7240 #define TEXT_DURATION           "Duration when activated"
7241 #define TEXT_BALL_DELAY         "Element generation delay"
7242 #define TEXT_MOVE_SPEED         "Speed of android moving"
7243 #define TEXT_CLONE_SPEED        "Speed of android cloning"
7244 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
7245 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
7246 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
7247 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
7248 #define TEXT_TIME_BONUS         "Extra time to solve level"
7249
7250 static struct
7251 {
7252   int element;
7253   int *value;
7254   char *text;
7255 } elements_with_counter[] =
7256 {
7257   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
7258   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
7259   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7260   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7261   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7262   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7263   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
7264   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
7265   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
7266   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
7267   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
7268   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
7269   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
7270   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
7271   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
7272   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
7273   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
7274   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
7275   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
7276   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
7277   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7278   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7279   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7280   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7281   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7282   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7283   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7284   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7285   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7286   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7287   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7288   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7289   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7290   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
7291   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
7292   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
7293   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
7294   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7295   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7296   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
7297   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
7298   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
7299   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7300   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7301   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7302   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7303   { EL_EXTRA_TIME,      &level.extra_time_score,        TEXT_COLLECTING },
7304   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
7305   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
7306   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
7307   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
7308   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
7309   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
7310   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
7311   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
7312   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
7313   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
7314   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
7315   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
7316   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7317   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7318   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7319   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7320   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
7321   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
7322   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
7323
7324 #if 1
7325   { EL_TIMEGATE_SWITCH, &level.time_timegate,           TEXT_DURATION   },
7326   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
7327   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
7328   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
7329   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
7330   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
7331   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
7332   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
7333   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
7334   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
7335   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
7336   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
7337   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
7338   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
7339 #endif
7340
7341 #if 1
7342   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
7343   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
7344   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
7345   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
7346   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
7347   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
7348   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
7349   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
7350 #endif
7351
7352   { -1,                 NULL,                           NULL            }
7353 };
7354
7355 static boolean checkPropertiesConfig(int element)
7356 {
7357   int i;
7358
7359   if (IS_GEM(element) ||
7360       IS_CUSTOM_ELEMENT(element) ||
7361       IS_GROUP_ELEMENT(element) ||
7362       IS_ENVELOPE(element) ||
7363       ELEM_IS_PLAYER(element) ||
7364       HAS_CONTENT(element) ||
7365       CAN_GROW(element) ||
7366       COULD_MOVE_INTO_ACID(element) ||
7367       MAYBE_DONT_COLLIDE_WITH(element))
7368     return TRUE;
7369   else
7370     for (i = 0; elements_with_counter[i].element != -1; i++)
7371       if (elements_with_counter[i].element == element)
7372         return TRUE;
7373
7374   return FALSE;
7375 }
7376
7377 static void DrawPropertiesConfig()
7378 {
7379   int max_num_element_counters = 4;
7380   int num_element_counters = 0;
7381   int i;
7382
7383   if (!checkPropertiesConfig(properties_element))
7384   {
7385     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
7386
7387     return;
7388   }
7389
7390   /* check if there are elements where a value can be chosen for */
7391   for (i = 0; elements_with_counter[i].element != -1; i++)
7392   {
7393     if (elements_with_counter[i].element == properties_element)
7394     {
7395       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
7396
7397       counterbutton_info[counter_id].y =
7398         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
7399                          (CAN_GROW(properties_element) ? 1 : 0) +
7400                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
7401                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
7402                          (properties_element == EL_EMC_MAGIC_BALL ? 2 : 0) +
7403                          num_element_counters);
7404
7405       counterbutton_info[counter_id].value = elements_with_counter[i].value;
7406       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
7407
7408       if (properties_element == EL_GAME_OF_LIFE ||
7409           properties_element == EL_BIOMAZE)
7410       {
7411         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
7412         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
7413       }
7414       else
7415       {
7416         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
7417         counterbutton_info[counter_id].min_value = MIN_SCORE;
7418         counterbutton_info[counter_id].max_value = MAX_SCORE;
7419       }
7420
7421       MapCounterButtons(counter_id);
7422
7423       num_element_counters++;
7424       if (num_element_counters >= max_num_element_counters)
7425         break;
7426     }
7427   }
7428
7429   if (HAS_CONTENT(properties_element))
7430   {
7431     /* draw stickybutton gadget */
7432     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7433
7434     if (IS_AMOEBOID(properties_element))
7435       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7436     else if (properties_element == EL_YAMYAM)
7437       DrawYamYamContentAreas();
7438     else if (properties_element == EL_EMC_MAGIC_BALL)
7439     {
7440       DrawMagicBallContentAreas();
7441
7442       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT);
7443       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_BALL_STATE);
7444     }
7445   }
7446
7447   if (ELEM_IS_PLAYER(properties_element))
7448   {
7449     int player_nr = GET_PLAYER_NR(properties_element);
7450
7451     /* this property can be set for every player individually */
7452     drawingarea_info[ED_DRAWING_ID_START_ELEMENT].value =
7453       &level.start_element[player_nr];
7454
7455     /* this property can be set for every player individually */
7456     checkbutton_info[ED_CHECKBUTTON_ID_USE_START_ELEMENT].value =
7457       &level.use_start_element[player_nr];
7458
7459     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7460     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7461                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7462                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7463     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD);
7464     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7465     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_START_ELEMENT);
7466     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7467     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7468
7469     MapDrawingArea(ED_DRAWING_ID_START_ELEMENT);
7470   }
7471
7472   if (IS_GEM(properties_element))
7473     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7474
7475   if (COULD_MOVE_INTO_ACID(properties_element) &&
7476       !ELEM_IS_PLAYER(properties_element) &&
7477       (!IS_CUSTOM_ELEMENT(properties_element) ||
7478        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7479   {
7480     /* set position for checkbutton for "can move into acid" */
7481     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7482       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7483     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7484       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7485                        HAS_CONTENT(properties_element) ? 1 : 0);
7486
7487     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7488   }
7489
7490   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7491     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7492
7493   if (properties_element == EL_SPRING)
7494     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7495
7496   if (properties_element == EL_TIME_ORB_FULL)
7497     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
7498
7499 #if 0
7500   if (properties_element == EL_BALLOON)
7501     MapSelectboxGadget(ED_SELECTBOX_ID_WIND_DIRECTION);
7502 #endif
7503
7504   if (CAN_GROW(properties_element))
7505   {
7506     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7507       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7508
7509     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7510   }
7511
7512   if (IS_ENVELOPE(properties_element))
7513   {
7514     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7515     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7516     int envelope_nr = properties_element - EL_ENVELOPE_1;
7517
7518     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7519     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7520
7521     /* display counter to choose size of envelope text area */
7522     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7523     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7524
7525     DrawEnvelopeTextArea(envelope_nr);
7526   }
7527
7528   if (IS_CUSTOM_ELEMENT(properties_element))
7529   {
7530     /* draw stickybutton gadget */
7531     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7532
7533     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7534     {
7535       /* draw checkbutton gadgets */
7536       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7537            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7538         MapCheckbuttonGadget(i);
7539
7540       /* draw counter gadgets */
7541       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7542            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7543         MapCounterButtons(i);
7544
7545       /* draw selectbox gadgets */
7546       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7547            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7548         MapSelectboxGadget(i);
7549
7550       /* draw textbutton gadgets */
7551       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7552
7553       /* draw text input gadgets */
7554       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7555
7556       /* draw drawing area gadgets */
7557       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7558     }
7559     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7560     {
7561       /* draw checkbutton gadgets */
7562       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7563            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7564         MapCheckbuttonGadget(i);
7565
7566       /* draw counter gadgets */
7567       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7568            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7569         MapCounterButtons(i);
7570
7571       /* draw selectbox gadgets */
7572       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7573            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7574         MapSelectboxGadget(i);
7575
7576       /* draw drawing area gadgets */
7577       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7578       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7579       DrawCustomContentArea();
7580     }
7581   }
7582   else if (IS_GROUP_ELEMENT(properties_element))
7583   {
7584     /* draw stickybutton gadget */
7585     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7586
7587     /* draw checkbutton gadgets */
7588     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7589     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7590
7591     /* draw counter gadgets */
7592     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7593
7594     /* draw selectbox gadgets */
7595     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7596
7597     /* draw textbutton gadgets */
7598     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7599
7600     /* draw drawing area gadgets */
7601     DrawGroupElementArea(properties_element);
7602
7603     /* draw text input gadgets */
7604     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7605
7606     /* draw drawing area gadgets */
7607     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7608   }
7609 }
7610
7611 static void DrawPropertiesChangeDrawingAreas()
7612 {
7613   if (IS_CUSTOM_ELEMENT(properties_element))
7614   {
7615     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7616     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7617
7618     DrawCustomChangeContentArea();
7619   }
7620
7621   redraw_mask |= REDRAW_FIELD;
7622 }
7623
7624 static void DrawPropertiesChange()
7625 {
7626   int i;
7627
7628   /* needed to initially set selectbox options for special action options */
7629   setSelectboxSpecialActionOptions();
7630
7631   /* draw stickybutton gadget */
7632   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7633
7634   /* draw checkbutton gadgets */
7635   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7636        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7637     MapCheckbuttonGadget(i);
7638
7639   /* draw counter gadgets */
7640   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7641        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7642     MapCounterButtons(i);
7643
7644   /* draw selectbox gadgets */
7645   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7646        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7647     MapSelectboxGadget(i);
7648
7649   /* draw textbutton gadgets */
7650   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7651        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7652     MapTextbuttonGadget(i);
7653
7654   /* draw graphicbutton gadgets */
7655   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7656        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7657     MapGraphicbuttonGadget(i);
7658
7659   /* draw drawing area gadgets */
7660   DrawPropertiesChangeDrawingAreas();
7661 }
7662
7663 static void DrawElementName(int x, int y, int element)
7664 {
7665   char *element_name = getElementInfoText(element);
7666   int font_nr = FONT_TEXT_1;
7667   int font_width = getFontWidth(font_nr);
7668   int font_height = getFontHeight(font_nr);
7669   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7670   int max_chars_per_line = max_text_width / font_width;
7671   char buffer[max_chars_per_line + 1];
7672
7673   if (strlen(element_name) <= max_chars_per_line)
7674     DrawTextS(x, y, font_nr, element_name);
7675   else
7676   {
7677     int next_pos = max_chars_per_line;
7678
7679     strncpy(buffer, element_name, max_chars_per_line);
7680     buffer[max_chars_per_line] = '\0';
7681
7682     if (element_name[max_chars_per_line] == ' ')
7683       next_pos++;
7684     else
7685     {
7686       int i;
7687
7688       for (i = max_chars_per_line - 1; i >= 0; i--)
7689         if (buffer[i] == ' ')
7690           break;
7691
7692       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7693       {
7694         buffer[i] = '\0';
7695         next_pos = i + 1;
7696       }
7697     }
7698
7699     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7700
7701     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7702     buffer[max_chars_per_line] = '\0';
7703
7704     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7705   }
7706 }
7707
7708 static void DrawPropertiesWindow()
7709 {
7710   int xstart = 2;
7711   int ystart = 4;
7712
7713   stick_element_properties_window = FALSE;
7714
7715   /* make sure that previous properties edit mode exists for this element */
7716   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7717       !IS_CUSTOM_ELEMENT(properties_element))
7718     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7719
7720   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7721       IS_CUSTOM_ELEMENT(properties_element))
7722     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7723
7724   CopyElementPropertiesToEditor(properties_element);
7725
7726   UnmapLevelEditorWindowGadgets();
7727   UnmapLevelEditorToolboxDrawingGadgets();
7728   UnmapLevelEditorToolboxCustomGadgets();
7729
7730   if (IS_CUSTOM_ELEMENT(properties_element) ||
7731       IS_GROUP_ELEMENT(properties_element))
7732     MapLevelEditorToolboxCustomGadgets();
7733
7734   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7735   ClearWindow();
7736
7737   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7738            "Element Settings", FONT_TITLE_1);
7739
7740   DrawElementBorder(SX + xstart * MINI_TILEX,
7741                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7742                     TILEX, TILEY, FALSE);
7743   DrawGraphicAnimationExt(drawto,
7744                           SX + xstart * MINI_TILEX,
7745                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7746                           el2img(properties_element), -1, NO_MASKING);
7747
7748   FrameCounter = 0;     /* restart animation frame counter */
7749
7750   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7751                   properties_element);
7752
7753   DrawPropertiesTabulatorGadgets();
7754
7755   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7756     DrawPropertiesInfo();
7757   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7758     DrawPropertiesChange();
7759   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7760     DrawPropertiesConfig();
7761 }
7762
7763 static void UpdateCustomElementGraphicGadgets()
7764 {
7765   int i;
7766
7767   ModifyEditorElementList();
7768   RedrawDrawingElements();
7769
7770   /* force redraw of all mapped drawing area gadgets */
7771   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7772   {
7773     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7774
7775     if (gi->mapped)
7776       MapDrawingArea(i);
7777   }
7778 }
7779
7780 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7781 {
7782   int lx = sx + level_xpos;
7783   int ly = sy + level_ypos;
7784
7785   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7786
7787   if (change_level)
7788     Feld[lx][ly] = element;
7789 }
7790
7791 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7792                      int element, boolean change_level)
7793 {
7794   if (from_y == to_y)                   /* horizontal line */
7795   {
7796     int x;
7797     int y = from_y;
7798
7799     if (from_x > to_x)
7800       swap_numbers(&from_x, &to_x);
7801
7802     for (x = from_x; x <= to_x; x++)
7803       DrawLineElement(x, y, element, change_level);
7804   }
7805   else if (from_x == to_x)              /* vertical line */
7806   {
7807     int x = from_x;
7808     int y;
7809
7810     if (from_y > to_y)
7811       swap_numbers(&from_y, &to_y);
7812
7813     for (y = from_y; y <= to_y; y++)
7814       DrawLineElement(x, y, element, change_level);
7815   }
7816   else                                  /* diagonal line */
7817   {
7818     int len_x = ABS(to_x - from_x);
7819     int len_y = ABS(to_y - from_y);
7820     int x, y;
7821
7822     if (len_y < len_x)                  /* a < 1 */
7823     {
7824       float a = (float)len_y / (float)len_x;
7825
7826       if (from_x > to_x)
7827         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7828
7829       for (x = 0; x <= len_x; x++)
7830       {
7831         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7832         DrawLineElement(from_x + x, from_y + y, element, change_level);
7833       }
7834     }
7835     else                                /* a >= 1 */
7836     {
7837       float a = (float)len_x / (float)len_y;
7838
7839       if (from_y > to_y)
7840         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7841
7842       for (y = 0; y <= len_y; y++)
7843       {
7844         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7845         DrawLineElement(from_x + x, from_y + y, element, change_level);
7846       }
7847     }
7848   }
7849 }
7850
7851 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7852                     int element, boolean change_level)
7853 {
7854   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7855   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7856   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7857   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7858 }
7859
7860 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7861                           int element, boolean change_level)
7862 {
7863   int y;
7864
7865   if (from_y > to_y)
7866     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7867
7868   for (y = from_y; y <= to_y; y++)
7869     DrawLine(from_x, y, to_x, y, element, change_level);
7870 }
7871
7872 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7873                        int element, boolean change_level)
7874 {
7875   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7876   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7877   int len_x = ABS(to_x - from_x);
7878   int len_y = ABS(to_y - from_y);
7879   int radius, x, y;
7880
7881   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7882
7883   /* not optimal (some points get drawn twice) but simple,
7884      and fast enough for the few points we are drawing */
7885
7886   for (x = 0; x <= radius; x++)
7887   {
7888     int sx, sy, lx, ly;
7889
7890     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7891
7892     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7893     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7894     lx = sx + level_xpos;
7895     ly = sy + level_ypos;
7896
7897     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7898       DrawLineElement(sx, sy, element, change_level);
7899   }
7900
7901   for (y = 0; y <= radius; y++)
7902   {
7903     int sx, sy, lx, ly;
7904
7905     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7906
7907     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7908     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7909     lx = sx + level_xpos;
7910     ly = sy + level_ypos;
7911
7912     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7913       DrawLineElement(sx, sy, element, change_level);
7914   }
7915 }
7916
7917 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7918                     int element, boolean change_level)
7919 {
7920   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7921   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7922
7923   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7924 }
7925
7926 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7927
7928 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7929 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7930                        int element, boolean change_level)
7931 {
7932   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7933   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7934   int mirror_to_x2 = from_x - (to_x2 - from_x);
7935   int mirror_to_y2 = from_y - (to_y2 - from_y);
7936
7937   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7938   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7939   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7940   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7941 }
7942 #endif
7943
7944 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7945 {
7946   int from_sx, from_sy;
7947   int to_sx, to_sy;
7948
7949   if (from_x > to_x)
7950     swap_numbers(&from_x, &to_x);
7951
7952   if (from_y > to_y)
7953     swap_numbers(&from_y, &to_y);
7954
7955   from_sx = SX + from_x * MINI_TILEX;
7956   from_sy = SY + from_y * MINI_TILEY;
7957   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7958   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7959
7960   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7961   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7962   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7963   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7964
7965   if (from_x == to_x && from_y == to_y)
7966     MarkTileDirty(from_x/2, from_y/2);
7967   else
7968     redraw_mask |= REDRAW_FIELD;
7969 }
7970
7971 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7972                        int element, boolean change_level)
7973 {
7974   if (element == -1 || change_level)
7975     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7976   else
7977     DrawAreaBorder(from_x, from_y, to_x, to_y);
7978 }
7979
7980 /* values for CopyBrushExt() */
7981 #define CB_AREA_TO_BRUSH        0
7982 #define CB_BRUSH_TO_CURSOR      1
7983 #define CB_BRUSH_TO_LEVEL       2
7984 #define CB_DELETE_OLD_CURSOR    3
7985 #define CB_DUMP_BRUSH           4
7986 #define CB_DUMP_BRUSH_SMALL     5
7987
7988 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7989                          int button, int mode)
7990 {
7991   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7992   static int brush_width, brush_height;
7993   static int last_cursor_x = -1, last_cursor_y = -1;
7994   static boolean delete_old_brush;
7995   int new_element = BUTTON_ELEMENT(button);
7996   int x, y;
7997
7998   if (mode == CB_DUMP_BRUSH ||
7999       mode == CB_DUMP_BRUSH_SMALL)
8000   {
8001     if (!draw_with_brush)
8002     {
8003       Error(ERR_WARN, "no brush selected");
8004
8005       return;
8006     }
8007
8008     for (y = 0; y < brush_height; y++)
8009     {
8010       for (x = 0; x < brush_width; x++)
8011       {
8012         int element = brush_buffer[x][y];
8013         int element_mapped = element;
8014
8015         if (IS_CUSTOM_ELEMENT(element))
8016           element_mapped = EL_CUSTOM_START;
8017         else if (IS_GROUP_ELEMENT(element))
8018           element_mapped = EL_GROUP_START;
8019         else if (element >= NUM_FILE_ELEMENTS)
8020           element_mapped = EL_UNKNOWN;
8021
8022         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
8023       }
8024
8025       printf("\n");
8026     }
8027
8028     return;
8029   }
8030
8031   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
8032     return;
8033
8034   if (mode == CB_AREA_TO_BRUSH)
8035   {
8036     int from_lx, from_ly;
8037
8038     if (from_x > to_x)
8039       swap_numbers(&from_x, &to_x);
8040
8041     if (from_y > to_y)
8042       swap_numbers(&from_y, &to_y);
8043
8044     brush_width = to_x - from_x + 1;
8045     brush_height = to_y - from_y + 1;
8046
8047     from_lx = from_x + level_xpos;
8048     from_ly = from_y + level_ypos;
8049
8050     for (y = 0; y < brush_height; y++)
8051     {
8052       for (x=0; x < brush_width; x++)
8053       {
8054         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
8055
8056         if (button != 1)
8057           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
8058       }
8059     }
8060
8061     if (button != 1)
8062       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8063
8064     delete_old_brush = FALSE;
8065   }
8066   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
8067            mode == CB_BRUSH_TO_LEVEL)
8068   {
8069     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
8070     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
8071     int cursor_from_x = cursor_x - brush_width / 2;
8072     int cursor_from_y = cursor_y - brush_height / 2;
8073     int border_from_x = cursor_x, border_from_y = cursor_y;
8074     int border_to_x = cursor_x, border_to_y = cursor_y;
8075
8076     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
8077       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
8078
8079     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
8080         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
8081     {
8082       delete_old_brush = FALSE;
8083       return;
8084     }
8085
8086     for (y = 0; y < brush_height; y++)
8087     {
8088       for (x = 0; x < brush_width; x++)
8089       {
8090         int sx = cursor_from_x + x;
8091         int sy = cursor_from_y + y;
8092         int lx = sx + level_xpos;
8093         int ly = sy + level_ypos;
8094         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
8095         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
8096                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
8097                        brush_buffer[x][y] : new_element);
8098
8099         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
8100         {
8101           if (sx < border_from_x)
8102             border_from_x = sx;
8103           else if (sx > border_to_x)
8104             border_to_x = sx;
8105           if (sy < border_from_y)
8106             border_from_y = sy;
8107           else if (sy > border_to_y)
8108             border_to_y = sy;
8109
8110           DrawLineElement(sx, sy, element, change_level);
8111         }
8112       }
8113     }
8114
8115     if (mode != CB_DELETE_OLD_CURSOR)
8116       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
8117
8118     last_cursor_x = cursor_x;
8119     last_cursor_y = cursor_y;
8120     delete_old_brush = TRUE;
8121   }
8122 }
8123
8124 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
8125                             int button)
8126 {
8127   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
8128 }
8129
8130 static void CopyBrushToLevel(int x, int y, int button)
8131 {
8132   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
8133 }
8134
8135 static void CopyBrushToCursor(int x, int y)
8136 {
8137   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
8138 }
8139
8140 static void DeleteBrushFromCursor()
8141 {
8142   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
8143 }
8144
8145 void DumpBrush()
8146 {
8147   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
8148 }
8149
8150 void DumpBrush_Small()
8151 {
8152   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
8153 }
8154
8155 static void FloodFill(int from_x, int from_y, int fill_element)
8156 {
8157   int i,x,y;
8158   int old_element;
8159   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
8160   static int safety = 0;
8161
8162   /* check if starting field still has the desired content */
8163   if (Feld[from_x][from_y] == fill_element)
8164     return;
8165
8166   safety++;
8167
8168   if (safety > lev_fieldx*lev_fieldy)
8169     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
8170
8171   old_element = Feld[from_x][from_y];
8172   Feld[from_x][from_y] = fill_element;
8173
8174   for (i = 0; i < 4; i++)
8175   {
8176     x = from_x + check[i][0];
8177     y = from_y + check[i][1];
8178
8179     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
8180       FloodFill(x, y, fill_element);
8181   }
8182
8183   safety--;
8184 }
8185
8186 /* values for DrawLevelText() modes */
8187 #define TEXT_INIT               0
8188 #define TEXT_SETCURSOR          1
8189 #define TEXT_WRITECHAR          2
8190 #define TEXT_BACKSPACE          3
8191 #define TEXT_NEWLINE            4
8192 #define TEXT_END                5
8193 #define TEXT_QUERY_TYPING       6
8194
8195 static int DrawLevelText(int sx, int sy, char letter, int mode)
8196 {
8197   static short delete_buffer[MAX_LEV_FIELDX];
8198   static int start_sx, start_sy;
8199   static int last_sx, last_sy;
8200   static boolean typing = FALSE;
8201   int letter_element = EL_CHAR_ASCII0 + letter;
8202   int lx = 0, ly = 0;
8203
8204   /* map lower case letters to upper case and convert special characters */
8205   if (letter >= 'a' && letter <= 'z')
8206     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
8207   else if (letter == 'ä' || letter == 'Ä')
8208     letter_element = EL_CHAR_AUMLAUT;
8209   else if (letter == 'ö' || letter == 'Ö')
8210     letter_element = EL_CHAR_OUMLAUT;
8211   else if (letter == 'ü' || letter == 'Ü')
8212     letter_element = EL_CHAR_UUMLAUT;
8213   else if (letter == '^')
8214     letter_element = EL_CHAR_COPYRIGHT;
8215   else
8216     letter_element = EL_CHAR_ASCII0 + letter;
8217
8218   if (mode != TEXT_INIT)
8219   {
8220     if (!typing)
8221       return FALSE;
8222
8223     if (mode != TEXT_SETCURSOR)
8224     {
8225       sx = last_sx;
8226       sy = last_sy;
8227     }
8228
8229     lx = last_sx + level_xpos;
8230     ly = last_sy + level_ypos;
8231   }
8232
8233   switch (mode)
8234   {
8235     case TEXT_INIT:
8236       if (typing)
8237         DrawLevelText(0, 0, 0, TEXT_END);
8238
8239       typing = TRUE;
8240       start_sx = last_sx = sx;
8241       start_sy = last_sy = sy;
8242       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
8243       break;
8244
8245     case TEXT_SETCURSOR:
8246       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
8247       DrawAreaBorder(sx, sy, sx, sy);
8248       last_sx = sx;
8249       last_sy = sy;
8250       break;
8251
8252     case TEXT_WRITECHAR:
8253       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
8254       {
8255         delete_buffer[sx - start_sx] = Feld[lx][ly];
8256         Feld[lx][ly] = letter_element;
8257
8258         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
8259           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
8260         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
8261           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8262         else
8263           DrawLevelText(0, 0, 0, TEXT_END);
8264
8265         level.changed = TRUE;
8266       }
8267       break;
8268
8269     case TEXT_BACKSPACE:
8270       if (sx > start_sx)
8271       {
8272         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
8273         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
8274         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
8275       }
8276       break;
8277
8278     case TEXT_NEWLINE:
8279       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
8280         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8281       else
8282         DrawLevelText(0, 0, 0, TEXT_END);
8283       break;
8284
8285     case TEXT_END:
8286       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8287       DrawMiniElement(sx, sy, Feld[lx][ly]);
8288       typing = FALSE;
8289       break;
8290
8291     case TEXT_QUERY_TYPING:
8292       break;
8293
8294     default:
8295       break;
8296   }
8297
8298   return typing;
8299 }
8300
8301 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
8302                           int element, boolean change_level)
8303 {
8304   int lx = sx + level_xpos;
8305   int ly = sy + level_ypos;
8306
8307   if (element == -1)
8308     DrawMiniElement(sx, sy, Feld[lx][ly]);
8309   else
8310     DrawAreaBorder(sx, sy, sx, sy);
8311 }
8312
8313 static void CopyLevelToUndoBuffer(int mode)
8314 {
8315   static boolean accumulated_undo = FALSE;
8316   boolean new_undo_buffer_position = TRUE;
8317   int last_border_element;
8318   int x, y;
8319
8320   switch (mode)
8321   {
8322     case UNDO_IMMEDIATE:
8323       accumulated_undo = FALSE;
8324       break;
8325
8326     case UNDO_ACCUMULATE:
8327       if (accumulated_undo)
8328         new_undo_buffer_position = FALSE;
8329       accumulated_undo = TRUE;
8330       break;
8331
8332     default:
8333       break;
8334   }
8335
8336   if (new_undo_buffer_position)
8337   {
8338     /* new position in undo buffer ring */
8339     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
8340
8341     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
8342       undo_buffer_steps++;
8343   }
8344
8345   for (x = 0; x < lev_fieldx; x++)
8346     for (y = 0; y < lev_fieldy; y++)
8347       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
8348
8349   /* check if drawing operation forces change of border style */
8350   last_border_element = BorderElement;
8351   SetBorderElement();
8352   if (BorderElement != last_border_element)
8353     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8354
8355   level.changed = TRUE;
8356 }
8357
8358 static void RandomPlacement(int new_element)
8359 {
8360   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
8361   int num_free_positions = 0;
8362   int num_percentage, num_elements;
8363   int x, y;
8364
8365   /* determine number of free positions for randomly placing the new element */
8366   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
8367   {
8368     free_position[x][y] =
8369       (random_placement_background_restricted ?
8370        Feld[x][y] == random_placement_background_element :
8371        Feld[x][y] != new_element);
8372
8373     if (free_position[x][y])
8374       num_free_positions++;
8375   }
8376
8377   /* determine number of new elements to place there */
8378   num_percentage = num_free_positions * random_placement_value / 100;
8379   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
8380                   num_percentage : random_placement_value);
8381
8382   /* if less free positions than elements to place, fill all these positions */
8383   if (num_free_positions < num_elements)
8384   {
8385     for (x = 0; x < lev_fieldx; x++)
8386       for (y = 0; y < lev_fieldy; y++)
8387         if (free_position[x][y])
8388           Feld[x][y] = new_element;
8389   }
8390   else
8391   {
8392     while (num_elements > 0)
8393     {
8394       x = RND(lev_fieldx);
8395       y = RND(lev_fieldy);
8396
8397       /* don't place element at the same position twice */
8398       if (free_position[x][y])
8399       {
8400         free_position[x][y] = FALSE;
8401         Feld[x][y] = new_element;
8402         num_elements--;
8403       }
8404     }
8405   }
8406
8407   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8408   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8409 }
8410
8411 void WrapLevel(int dx, int dy)
8412 {
8413   int wrap_dx = lev_fieldx - dx;
8414   int wrap_dy = lev_fieldy - dy;
8415   int x, y;
8416
8417   for (x = 0; x < lev_fieldx; x++)
8418     for (y = 0; y < lev_fieldy; y++)
8419       FieldBackup[x][y] = Feld[x][y];
8420
8421   for (x = 0; x < lev_fieldx; x++)
8422     for (y = 0; y < lev_fieldy; y++)
8423       Feld[x][y] =
8424         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
8425
8426   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8427   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
8428 }
8429
8430 static void HandleDrawingAreas(struct GadgetInfo *gi)
8431 {
8432   static boolean started_inside_drawing_area = FALSE;
8433   int id = gi->custom_id;
8434   boolean button_press_event;
8435   boolean button_release_event;
8436   boolean inside_drawing_area = !gi->event.off_borders;
8437   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
8438   int actual_drawing_function;
8439   int button = gi->event.button;
8440   int new_element = BUTTON_ELEMENT(button);
8441   int sx = gi->event.x, sy = gi->event.y;
8442   int min_sx = 0, min_sy = 0;
8443   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
8444   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
8445   int lx = 0, ly = 0;
8446   int min_lx = 0, min_ly = 0;
8447   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8448   int x, y;
8449
8450   /* handle info callback for each invocation of action callback */
8451   gi->callback_info(gi);
8452
8453   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8454   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8455
8456   /* make sure to stay inside drawing area boundaries */
8457   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8458   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8459
8460   if (draw_level)
8461   {
8462     /* get positions inside level field */
8463     lx = sx + level_xpos;
8464     ly = sy + level_ypos;
8465
8466     if (!IN_LEV_FIELD(lx, ly))
8467       inside_drawing_area = FALSE;
8468
8469     /* make sure to stay inside level field boundaries */
8470     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8471     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8472
8473     /* correct drawing area positions accordingly */
8474     sx = lx - level_xpos;
8475     sy = ly - level_ypos;
8476   }
8477
8478   if (button_press_event)
8479     started_inside_drawing_area = inside_drawing_area;
8480
8481   if (!started_inside_drawing_area)
8482     return;
8483
8484 #if 1
8485   if (!IS_VALID_BUTTON(button))
8486     return;
8487 #endif
8488
8489   if (!button && !button_release_event)
8490     return;
8491
8492   /* automatically switch to 'single item' drawing mode, if needed */
8493   actual_drawing_function =
8494     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8495      drawing_function : GADGET_ID_SINGLE_ITEMS);
8496
8497   /* clicking into drawing area with pressed Control key picks element */
8498   if (GetKeyModState() & KMOD_Control)
8499   {
8500     last_drawing_function = drawing_function;
8501     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8502   }
8503
8504   switch (actual_drawing_function)
8505   {
8506     case GADGET_ID_SINGLE_ITEMS:
8507       if (draw_level)
8508       {
8509         if (button_release_event)
8510         {
8511           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8512
8513           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8514               !inside_drawing_area)
8515             DeleteBrushFromCursor();
8516         }
8517
8518         if (!button)
8519           break;
8520
8521         if (draw_with_brush)
8522         {
8523           if (!button_release_event)
8524             CopyBrushToLevel(sx, sy, button);
8525         }
8526         else if (new_element != Feld[lx][ly])
8527         {
8528           if (new_element == EL_PLAYER_1)
8529           {
8530             /* remove player at old position */
8531             for (y = 0; y < lev_fieldy; y++)
8532             {
8533               for (x = 0; x < lev_fieldx; x++)
8534               {
8535                 if (Feld[x][y] == EL_PLAYER_1)
8536                 {
8537                   Feld[x][y] = EL_EMPTY;
8538                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8539                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8540                     DrawMiniElement(x - level_xpos, y - level_ypos,
8541                                     EL_EMPTY);
8542                 }
8543               }
8544             }
8545           }
8546
8547           Feld[lx][ly] = new_element;
8548           DrawMiniElement(sx, sy, new_element);
8549         }
8550       }
8551       else
8552       {
8553         int type_id = gi->custom_type_id;
8554         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
8555
8556         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8557           DrawMiniGraphicExt(drawto,
8558                              gi->x + sx * MINI_TILEX,
8559                              gi->y + sy * MINI_TILEY,
8560                              el2edimg(new_element));
8561         else
8562           DrawGraphicExt(drawto,
8563                          gi->x + sx * TILEX,
8564                          gi->y + sy * TILEY,
8565                          el2img(new_element), 0);
8566
8567         if (id == GADGET_ID_CUSTOM_GRAPHIC)
8568           new_element = GFX_ELEMENT(new_element);
8569
8570         drawingarea_info[type_id].value[pos] = new_element;
8571
8572         CopyElementPropertiesToGame(properties_element);
8573
8574         if (id == GADGET_ID_CUSTOM_GRAPHIC)
8575         {
8576           UpdateCustomElementGraphicGadgets();
8577
8578           FrameCounter = 0;     /* restart animation frame counter */
8579         }
8580       }
8581       break;
8582
8583     case GADGET_ID_CONNECTED_ITEMS:
8584       {
8585         static int last_sx = -1;
8586         static int last_sy = -1;
8587
8588         if (button_release_event)
8589           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8590
8591         if (button)
8592         {
8593           if (!button_press_event)
8594             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8595
8596           last_sx = sx;
8597           last_sy = sy;
8598         }
8599       }
8600       break;
8601
8602     case GADGET_ID_LINE:
8603     case GADGET_ID_ARC:
8604     case GADGET_ID_RECTANGLE:
8605     case GADGET_ID_FILLED_BOX:
8606     case GADGET_ID_GRAB_BRUSH:
8607     case GADGET_ID_TEXT:
8608       {
8609         static int last_sx = -1;
8610         static int last_sy = -1;
8611         static int start_sx = -1;
8612         static int start_sy = -1;
8613         void (*draw_func)(int, int, int, int, int, boolean);
8614
8615         if (drawing_function == GADGET_ID_LINE)
8616           draw_func = DrawLine;
8617         else if (drawing_function == GADGET_ID_ARC)
8618           draw_func = DrawArc;
8619         else if (drawing_function == GADGET_ID_RECTANGLE)
8620           draw_func = DrawBox;
8621         else if (drawing_function == GADGET_ID_FILLED_BOX)
8622           draw_func = DrawFilledBox;
8623         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8624           draw_func = SelectArea;
8625         else /* (drawing_function == GADGET_ID_TEXT) */
8626           draw_func = SetTextCursor;
8627
8628         if (button_press_event)
8629         {
8630           draw_func(sx, sy, sx, sy, new_element, FALSE);
8631           start_sx = last_sx = sx;
8632           start_sy = last_sy = sy;
8633
8634           if (drawing_function == GADGET_ID_TEXT)
8635             DrawLevelText(0, 0, 0, TEXT_END);
8636         }
8637         else if (button_release_event)
8638         {
8639           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8640           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8641           {
8642             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8643             CopyBrushToCursor(sx, sy);
8644             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8645                           MB_LEFTBUTTON);
8646             draw_with_brush = TRUE;
8647           }
8648           else if (drawing_function == GADGET_ID_TEXT)
8649             DrawLevelText(sx, sy, 0, TEXT_INIT);
8650           else
8651             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8652         }
8653         else if (last_sx != sx || last_sy != sy)
8654         {
8655           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8656           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8657           last_sx = sx;
8658           last_sy = sy;
8659         }
8660       }
8661       break;
8662
8663     case GADGET_ID_FLOOD_FILL:
8664       if (button_press_event && Feld[lx][ly] != new_element)
8665       {
8666         FloodFill(lx, ly, new_element);
8667         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8668         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8669       }
8670       break;
8671
8672     case GADGET_ID_PICK_ELEMENT:
8673       if (button_release_event)
8674         ClickOnGadget(level_editor_gadget[last_drawing_function],
8675                       MB_LEFTBUTTON);
8676       else if (draw_level)
8677         PickDrawingElement(button, Feld[lx][ly]);
8678       else
8679       {
8680         int type_id = gi->custom_type_id;
8681         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
8682
8683         PickDrawingElement(button, drawingarea_info[type_id].value[pos]);
8684       }
8685
8686       break;
8687
8688     default:
8689       break;
8690   }
8691 }
8692
8693 static void HandleCounterButtons(struct GadgetInfo *gi)
8694 {
8695   int gadget_id = gi->custom_id;
8696   int counter_id = gi->custom_type_id;
8697   int button = gi->event.button;
8698   int *counter_value = counterbutton_info[counter_id].value;
8699   int step = BUTTON_STEPSIZE(button) *
8700     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8701
8702   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8703   {
8704     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8705     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8706     boolean level_changed = LevelChanged();
8707
8708     if ((level_changed && pressed) || (!level_changed && released))
8709       return;
8710
8711     if (level_changed && !Request("Level has changed ! Discard changes ?",
8712                                   REQ_ASK))
8713     {
8714       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8715         ModifyEditorCounterValue(counter_id, *counter_value);
8716
8717       return;
8718     }
8719   }
8720
8721   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8722     *counter_value = gi->textinput.number_value;
8723   else
8724     ModifyEditorCounterValue(counter_id, *counter_value + step);
8725
8726   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8727   {
8728       LoadLevel(level_nr);
8729       TapeErase();
8730       ResetUndoBuffer();
8731       DrawEditModeWindow();
8732
8733       return;
8734   }
8735
8736   switch (counter_id)
8737   {
8738     case ED_COUNTER_ID_YAMYAM_CONTENT:
8739       DrawYamYamContentAreas();
8740       break;
8741
8742     case ED_COUNTER_ID_BALL_CONTENT:
8743       DrawMagicBallContentAreas();
8744       break;
8745
8746     case ED_COUNTER_ID_GROUP_CONTENT:
8747       DrawGroupElementArea(properties_element);
8748       CopyGroupElementPropertiesToGame(properties_element);
8749       break;
8750
8751     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8752     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8753       DrawEnvelopeTextArea(-1);
8754       break;
8755
8756     case ED_COUNTER_ID_LEVEL_XSIZE:
8757     case ED_COUNTER_ID_LEVEL_YSIZE:
8758       lev_fieldx = level.fieldx;
8759       lev_fieldy = level.fieldy;
8760       break;
8761
8762     default:
8763       break;
8764   }
8765
8766   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8767        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8768       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8769        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8770     CopyElementPropertiesToGame(properties_element);
8771
8772   level.changed = TRUE;
8773 }
8774
8775 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8776 {
8777   int type_id = gi->custom_type_id;
8778
8779   strcpy(textinput_info[type_id].value, gi->textinput.value);
8780
8781   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8782   {
8783     CopyElementPropertiesToGame(properties_element);
8784
8785     ModifyEditorElementList();  /* update changed button info text */
8786   }
8787
8788   level.changed = TRUE;
8789 }
8790
8791 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8792 {
8793   int type_id = gi->custom_type_id;
8794
8795   strcpy(textarea_info[type_id].value, gi->textarea.value);
8796
8797   level.changed = TRUE;
8798 }
8799
8800 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8801 {
8802   int type_id = gi->custom_type_id;
8803   int value_old = *selectbox_info[type_id].value;
8804   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
8805
8806   *selectbox_info[type_id].value = value_new;
8807
8808   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8809   {
8810     element_info[properties_element].current_change_page = gi->selectbox.index;
8811
8812     DrawPropertiesWindow();
8813   }
8814   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8815             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8816            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8817             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8818            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8819   {
8820     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
8821     {
8822       /* when changing action type, reset action mode and action arg */
8823       if (value_old != value_new)
8824       {
8825         custom_element_change.action_mode = -1;
8826         custom_element_change.action_arg = -1;
8827       }
8828
8829       DrawPropertiesChange();
8830     }
8831
8832     CopyElementPropertiesToGame(properties_element);
8833
8834     level.changed = TRUE;
8835   }
8836 }
8837
8838 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8839 {
8840   int type_id = gi->custom_type_id;
8841   int i;
8842
8843   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8844       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8845   {
8846     edit_mode_properties = gi->custom_type_id;
8847
8848     DrawPropertiesWindow();
8849   }
8850   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8851   {
8852     char *template_filename = getDefaultLevelFilename(-1);
8853     boolean new_template = !fileExists(template_filename);
8854
8855     if (new_template ||
8856         Request("Save this template and kill the old ?", REQ_ASK))
8857       SaveLevelTemplate();
8858
8859     if (new_template)
8860       Request("Template saved !", REQ_CONFIRM);
8861   }
8862   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8863            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8864   {
8865     struct ElementInfo *ei = &element_info[properties_element];
8866
8867     setElementChangePages(ei, ei->num_change_pages + 1);
8868
8869     /* set new change page to be new current change page */
8870     ei->current_change_page = ei->num_change_pages - 1;
8871     ei->change = &ei->change_page[ei->current_change_page];
8872
8873     setElementChangeInfoToDefaults(ei->change);
8874
8875     DrawPropertiesWindow();
8876
8877     level.changed = TRUE;
8878   }
8879   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8880            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8881   {
8882     struct ElementInfo *ei = &element_info[properties_element];
8883
8884     /* copy all change pages after change page to be deleted */
8885     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8886       ei->change_page[i] = ei->change_page[i + 1];
8887
8888     setElementChangePages(ei, ei->num_change_pages - 1);
8889
8890     DrawPropertiesWindow();
8891
8892     level.changed = TRUE;
8893   }
8894 }
8895
8896 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8897 {
8898   int type_id = gi->custom_type_id;
8899
8900   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8901       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8902   {
8903     struct ElementInfo *ei = &element_info[properties_element];
8904     int step = BUTTON_STEPSIZE(gi->event.button);
8905
8906     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8907     ei->current_change_page += step;
8908
8909     if (ei->current_change_page < 0)
8910       ei->current_change_page = 0;
8911     else if (ei->current_change_page >= ei->num_change_pages)
8912       ei->current_change_page = ei->num_change_pages - 1;
8913
8914     DrawPropertiesWindow();
8915   }
8916   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8917            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8918   {
8919     struct ElementInfo *ei = &element_info[properties_element];
8920     int current_change_page = ei->current_change_page;
8921
8922     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8923       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8924         ei->change_page[current_change_page];
8925     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8926     {
8927       ei->change_page[current_change_page] =
8928         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8929
8930       level.changed = TRUE;
8931     }
8932
8933     DrawPropertiesWindow();
8934   }
8935 }
8936
8937 static void HandleRadiobuttons(struct GadgetInfo *gi)
8938 {
8939   *radiobutton_info[gi->custom_type_id].value =
8940     radiobutton_info[gi->custom_type_id].checked_value;
8941
8942   level.changed = TRUE;
8943 }
8944
8945 static void HandleCheckbuttons(struct GadgetInfo *gi)
8946 {
8947   int type_id = gi->custom_type_id;
8948
8949   *checkbutton_info[type_id].value ^= TRUE;
8950
8951   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8952       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8953       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8954       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8955          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8956         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8957          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8958        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8959   {
8960     CopyElementPropertiesToGame(properties_element);
8961   }
8962
8963   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8964   {
8965     UpdateCustomElementGraphicGadgets();
8966   }
8967   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8968   {
8969     char *template_filename = getDefaultLevelFilename(-1);
8970
8971     if (level.use_custom_template && !fileExists(template_filename))
8972     {
8973       Request("No level template found !", REQ_CONFIRM);
8974
8975       level.use_custom_template = FALSE;
8976       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8977
8978       return;
8979     }
8980
8981     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8982
8983     DrawEditModeWindow();
8984   }
8985
8986   level.changed = TRUE;
8987 }
8988
8989 static void HandleControlButtons(struct GadgetInfo *gi)
8990 {
8991   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8992   static int last_edit_mode = ED_MODE_DRAWING;
8993   static int last_custom_copy_mode = -1;
8994   int id = gi->custom_id;
8995   int button = gi->event.button;
8996   int step = BUTTON_STEPSIZE(button);
8997   int new_element = BUTTON_ELEMENT(button);
8998   int x, y;
8999
9000 #if 0
9001   /* MAKES PROBLEMS WITH ELEMENT LIST SCROLLBAR AND IS PROBABLY NOT NEEDED */
9002   /* !!! CHECK WHAT HAPPENS WHEN MOUSE WHEEL IS USED OVER ELEMENT LIST !!! */
9003
9004   if (!IS_VALID_BUTTON(button))
9005     return;
9006 #endif
9007
9008   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
9009     DrawLevelText(0, 0, 0, TEXT_END);
9010
9011   if (id < ED_NUM_CTRL1_BUTTONS &&
9012       id != GADGET_ID_SINGLE_ITEMS &&
9013       id != GADGET_ID_PROPERTIES &&
9014       id != GADGET_ID_PICK_ELEMENT &&
9015       edit_mode != ED_MODE_DRAWING &&
9016       drawing_function != GADGET_ID_PICK_ELEMENT &&
9017       !(GetKeyModState() & KMOD_Control))
9018   {
9019     DrawDrawingWindow();
9020     edit_mode = ED_MODE_DRAWING;
9021   }
9022
9023   /* element copy mode active, but no element button pressed => deactivate */
9024   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
9025     last_custom_copy_mode = -1;
9026
9027   switch (id)
9028   {
9029     case GADGET_ID_SCROLL_LEFT:
9030       if (level_xpos >= 0)
9031       {
9032         if (lev_fieldx < ed_fieldx - 2)
9033           break;
9034
9035         level_xpos -= step;
9036         if (level_xpos < -1)
9037           level_xpos = -1;
9038         if (button == 1)
9039           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
9040         else
9041           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9042
9043         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9044                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9045       }
9046       break;
9047
9048     case GADGET_ID_SCROLL_RIGHT:
9049       if (level_xpos <= lev_fieldx - ed_fieldx)
9050       {
9051         if (lev_fieldx < ed_fieldx - 2)
9052           break;
9053
9054         level_xpos += step;
9055         if (level_xpos > lev_fieldx - ed_fieldx + 1)
9056           level_xpos = lev_fieldx - ed_fieldx + 1;
9057         if (button == 1)
9058           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
9059         else
9060           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9061
9062         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9063                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9064       }
9065       break;
9066
9067     case GADGET_ID_SCROLL_UP:
9068       if (level_ypos >= 0)
9069       {
9070         if (lev_fieldy < ed_fieldy - 2)
9071           break;
9072
9073         level_ypos -= step;
9074         if (level_ypos < -1)
9075           level_ypos = -1;
9076         if (button == 1)
9077           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
9078         else
9079           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9080
9081         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9082                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9083       }
9084       break;
9085
9086     case GADGET_ID_SCROLL_DOWN:
9087       if (level_ypos <= lev_fieldy - ed_fieldy)
9088       {
9089         if (lev_fieldy < ed_fieldy - 2)
9090           break;
9091
9092         level_ypos += step;
9093         if (level_ypos > lev_fieldy - ed_fieldy + 1)
9094           level_ypos = lev_fieldy - ed_fieldy + 1;
9095         if (button == 1)
9096           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
9097         else
9098           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9099
9100         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9101                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9102       }
9103       break;
9104
9105     case GADGET_ID_SCROLL_HORIZONTAL:
9106       level_xpos = gi->event.item_position - 1;
9107       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9108       break;
9109
9110     case GADGET_ID_SCROLL_VERTICAL:
9111       level_ypos = gi->event.item_position - 1;
9112       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9113       break;
9114
9115     case GADGET_ID_SCROLL_LIST_UP:
9116     case GADGET_ID_SCROLL_LIST_DOWN:
9117     case GADGET_ID_SCROLL_LIST_VERTICAL:
9118       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
9119         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
9120       else
9121       {
9122         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
9123         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
9124
9125         if (element_shift < 0)
9126           element_shift = 0;
9127         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
9128           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
9129
9130         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
9131                      GDI_SCROLLBAR_ITEM_POSITION,
9132                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
9133       }
9134
9135       ModifyEditorElementList();
9136
9137       break;
9138
9139     case GADGET_ID_WRAP_LEFT:
9140       WrapLevel(-step, 0);
9141       break;
9142
9143     case GADGET_ID_WRAP_RIGHT:
9144       WrapLevel(step, 0);
9145       break;
9146
9147     case GADGET_ID_WRAP_UP:
9148       WrapLevel(0, -step);
9149       break;
9150
9151     case GADGET_ID_WRAP_DOWN:
9152       WrapLevel(0, step);
9153       break;
9154
9155     case GADGET_ID_SINGLE_ITEMS:
9156     case GADGET_ID_CONNECTED_ITEMS:
9157     case GADGET_ID_LINE:
9158     case GADGET_ID_ARC:
9159     case GADGET_ID_TEXT:
9160     case GADGET_ID_RECTANGLE:
9161     case GADGET_ID_FILLED_BOX:
9162     case GADGET_ID_FLOOD_FILL:
9163     case GADGET_ID_GRAB_BRUSH:
9164     case GADGET_ID_PICK_ELEMENT:
9165       if (drawing_function != GADGET_ID_PICK_ELEMENT)
9166         last_drawing_function = drawing_function;
9167       drawing_function = id;
9168       draw_with_brush = FALSE;
9169       break;
9170
9171     case GADGET_ID_RANDOM_PLACEMENT:
9172       RandomPlacement(new_element);
9173       break;
9174
9175     case GADGET_ID_PROPERTIES:
9176       if (edit_mode != ED_MODE_PROPERTIES)
9177       {
9178         properties_element = new_element;
9179         DrawPropertiesWindow();
9180         edit_mode = ED_MODE_PROPERTIES;
9181
9182         last_level_drawing_function = drawing_function;
9183         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
9184                       MB_LEFTBUTTON);
9185       }
9186       else
9187       {
9188         DrawDrawingWindow();
9189         edit_mode = ED_MODE_DRAWING;
9190
9191         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
9192                       MB_LEFTBUTTON);
9193       }
9194       break;
9195
9196     case GADGET_ID_CUSTOM_COPY_FROM:
9197     case GADGET_ID_CUSTOM_COPY_TO:
9198     case GADGET_ID_CUSTOM_EXCHANGE:
9199       last_custom_copy_mode = id;
9200       last_drawing_function = drawing_function;
9201       break;
9202
9203     case GADGET_ID_CUSTOM_COPY:
9204       CopyCustomElement(properties_element, -1, id);
9205       break;
9206
9207     case GADGET_ID_CUSTOM_PASTE:
9208       CopyCustomElement(-1, properties_element, id);
9209       break;
9210
9211     case GADGET_ID_UNDO:
9212       if (undo_buffer_steps == 0)
9213       {
9214         Request("Undo buffer empty !", REQ_CONFIRM);
9215         break;
9216       }
9217
9218       if (edit_mode != ED_MODE_DRAWING)
9219       {
9220         DrawDrawingWindow();
9221         edit_mode = ED_MODE_DRAWING;
9222       }
9223
9224       undo_buffer_position =
9225         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
9226       undo_buffer_steps--;
9227
9228       for (x = 0; x < lev_fieldx; x++)
9229         for (y = 0; y < lev_fieldy; y++)
9230           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
9231       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
9232       break;
9233
9234     case GADGET_ID_INFO:
9235       if (edit_mode != ED_MODE_INFO)
9236       {
9237         last_edit_mode = edit_mode;
9238         edit_mode = ED_MODE_INFO;
9239
9240         DrawLevelInfoWindow();
9241       }
9242       else
9243       {
9244         edit_mode = last_edit_mode;
9245
9246         DrawEditModeWindow();
9247       }
9248       break;
9249
9250     case GADGET_ID_CLEAR:
9251       if (edit_mode != ED_MODE_DRAWING)
9252       {
9253         DrawDrawingWindow();
9254         edit_mode = ED_MODE_DRAWING;
9255       }
9256
9257       for (x = 0; x < MAX_LEV_FIELDX; x++)
9258         for (y = 0; y < MAX_LEV_FIELDY; y++)
9259           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
9260
9261       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
9262
9263       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9264       break;
9265
9266     case GADGET_ID_SAVE:
9267       if (leveldir_current->readonly)
9268       {
9269         Request("This level is read only !", REQ_CONFIRM);
9270         break;
9271       }
9272
9273       if (!LevelContainsPlayer())
9274         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9275       else
9276       {
9277         char *level_filename = getDefaultLevelFilename(level_nr);
9278         boolean new_level = !fileExists(level_filename);
9279
9280         if (new_level ||
9281             Request("Save this level and kill the old ?", REQ_ASK))
9282         {
9283           CopyPlayfield(Feld, level.field);
9284
9285           SaveLevel(level_nr);
9286         }
9287
9288         if (new_level)
9289           Request("Level saved !", REQ_CONFIRM);
9290
9291         level.changed = FALSE;
9292       }
9293       break;
9294
9295     case GADGET_ID_TEST:
9296       if (!LevelContainsPlayer())
9297         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9298       else
9299       {
9300         if (LevelChanged())
9301           level.game_version = GAME_VERSION_ACTUAL;
9302
9303         CopyPlayfield(level.field, FieldBackup);
9304         CopyPlayfield(Feld, level.field);
9305
9306         CopyNativeLevel_RND_to_Native(&level);
9307
9308         UnmapLevelEditorGadgets();
9309         UndrawSpecialEditorDoor();
9310
9311         CloseDoor(DOOR_CLOSE_ALL);
9312
9313         DrawCompleteVideoDisplay();
9314
9315         level_editor_test_game = TRUE;
9316
9317         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
9318       }
9319       break;
9320
9321     case GADGET_ID_EXIT:
9322       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
9323       break;
9324
9325     default:
9326       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
9327           id <= GADGET_ID_ELEMENTLIST_LAST)
9328       {
9329         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
9330         int new_element = editor_elements[element_position + element_shift];
9331
9332         if (last_custom_copy_mode != -1)
9333         {
9334           if (CopyCustomElement(properties_element, new_element,
9335                                 last_custom_copy_mode))
9336           {
9337             ClickOnGadget(level_editor_gadget[last_drawing_function],
9338                           MB_LEFTBUTTON);
9339
9340             last_custom_copy_mode = -1;
9341           }
9342
9343           break;
9344         }
9345
9346         PickDrawingElement(button, new_element);
9347
9348         if (!stick_element_properties_window &&
9349             drawing_function != GADGET_ID_PICK_ELEMENT &&
9350             !(GetKeyModState() & KMOD_Control))
9351         {
9352           properties_element = new_element;
9353           if (edit_mode == ED_MODE_PROPERTIES)
9354             DrawPropertiesWindow();
9355         }
9356
9357         if (drawing_function == GADGET_ID_PICK_ELEMENT)
9358           ClickOnGadget(level_editor_gadget[last_drawing_function],
9359                         MB_LEFTBUTTON);
9360       }
9361 #ifdef DEBUG
9362       else if (gi->event.type == GD_EVENT_PRESSED)
9363         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
9364       else if (gi->event.type == GD_EVENT_RELEASED)
9365         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
9366       else if (gi->event.type == GD_EVENT_MOVING)
9367         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
9368       else
9369         printf("default: HandleControlButtons: ? (id == %d)\n", id);
9370 #endif
9371       break;
9372   }
9373 }
9374
9375 void HandleLevelEditorKeyInput(Key key)
9376 {
9377   char letter = getCharFromKey(key);
9378   int button = MB_LEFTBUTTON;
9379
9380   if (drawing_function == GADGET_ID_TEXT &&
9381       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
9382   {
9383     if (letter)
9384       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
9385     else if (key == KSYM_Delete || key == KSYM_BackSpace)
9386       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
9387     else if (key == KSYM_Return)
9388       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
9389     else if (key == KSYM_Escape)
9390       DrawLevelText(0, 0, 0, TEXT_END);
9391   }
9392   else if (button_status == MB_RELEASED)
9393   {
9394     int i, id = GADGET_ID_NONE;
9395
9396     switch (key)
9397     {
9398       case KSYM_Left:
9399         id = GADGET_ID_SCROLL_LEFT;
9400         break;
9401       case KSYM_Right:
9402         id = GADGET_ID_SCROLL_RIGHT;
9403         break;
9404       case KSYM_Up:
9405         id = GADGET_ID_SCROLL_UP;
9406         break;
9407       case KSYM_Down:
9408         id = GADGET_ID_SCROLL_DOWN;
9409         break;
9410       case KSYM_Page_Up:
9411         id = GADGET_ID_SCROLL_LIST_UP;
9412         button = MB_RIGHTBUTTON;
9413         break;
9414       case KSYM_Page_Down:
9415         id = GADGET_ID_SCROLL_LIST_DOWN;
9416         button = MB_RIGHTBUTTON;
9417         break;
9418
9419       case KSYM_Escape:
9420         if (edit_mode == ED_MODE_DRAWING)
9421         {
9422           RequestExitLevelEditor(setup.ask_on_escape);
9423         }
9424         else if (edit_mode == ED_MODE_INFO)
9425         {
9426           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9427         }
9428         else if (edit_mode == ED_MODE_PROPERTIES)
9429         {
9430           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9431         }
9432         else            /* should never happen */
9433         {
9434           DrawDrawingWindow();
9435           edit_mode = ED_MODE_DRAWING;
9436         }
9437         break;
9438
9439       default:
9440         break;
9441     }
9442
9443     if (id != GADGET_ID_NONE)
9444       ClickOnGadget(level_editor_gadget[id], button);
9445     else if (letter == '.')
9446       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9447     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9448       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9449     else
9450       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9451         if (letter && letter == control_info[i].shortcut)
9452           if (!anyTextGadgetActive())
9453             ClickOnGadget(level_editor_gadget[i], button);
9454   }
9455 }
9456
9457 void HandleLevelEditorIdle()
9458 {
9459   static unsigned long action_delay = 0;
9460   unsigned long action_delay_value = GameFrameDelay;
9461   int xpos = 1, ypos = 2;
9462
9463   if (edit_mode != ED_MODE_PROPERTIES)
9464     return;
9465
9466   if (!DelayReached(&action_delay, action_delay_value))
9467     return;
9468
9469   DrawGraphicAnimationExt(drawto,
9470                           SX + xpos * TILEX,
9471                           SY + ypos * TILEY + MINI_TILEY / 2,
9472                           el2img(properties_element), -1, NO_MASKING);
9473
9474   MarkTileDirty(xpos, ypos);
9475   MarkTileDirty(xpos, ypos + 1);
9476
9477   FrameCounter++;       /* increase animation frame counter */
9478 }
9479
9480 void ClearEditorGadgetInfoText()
9481 {
9482   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9483 }
9484
9485 void HandleEditorGadgetInfoText(void *ptr)
9486 {
9487   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9488   char infotext[MAX_OUTPUT_LINESIZE + 1];
9489   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9490   int max_infotext_len = getMaxInfoTextLength();
9491
9492   if (game_status != GAME_MODE_EDITOR)
9493     return;
9494
9495   ClearEditorGadgetInfoText();
9496
9497   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9498     return;
9499
9500   /* misuse this function to delete brush cursor, if needed */
9501   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9502     DeleteBrushFromCursor();
9503
9504   if (gi == NULL || gi->info_text == NULL)
9505     return;
9506
9507   strncpy(infotext, gi->info_text, max_infotext_len);
9508   infotext[max_infotext_len] = '\0';
9509
9510   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9511   {
9512     int key = control_info[gi->custom_id].shortcut;
9513
9514     if (key)
9515     {
9516       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9517         sprintf(shortcut, " ('.' or '%c')", key);
9518       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9519         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9520       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9521         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9522       else                                              /* normal case */
9523         sprintf(shortcut, " ('%s%c')",
9524                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9525
9526       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9527         strcat(infotext, shortcut);
9528     }
9529   }
9530
9531   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9532 }
9533
9534 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9535 {
9536   static int start_lx, start_ly;
9537   int id = gi->custom_id;
9538   int type_id = gi->custom_type_id;
9539   int sx = gi->event.x;
9540   int sy = gi->event.y;
9541   int lx = sx + level_xpos;
9542   int ly = sy + level_ypos;
9543   int min_sx = 0, min_sy = 0;
9544   int max_sx = gi->drawing.area_xsize - 1;
9545   int max_sy = gi->drawing.area_ysize - 1;
9546   int actual_drawing_function = drawing_function;
9547   int max_infotext_len = getMaxInfoTextLength();
9548   char infotext[MAX_OUTPUT_LINESIZE + 1];
9549   char *text;
9550
9551   infotext[0] = '\0';           /* start with empty info text */
9552
9553   /* pressed Control key: simulate picking element */
9554   if (GetKeyModState() & KMOD_Control)
9555     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9556
9557   ClearEditorGadgetInfoText();
9558
9559   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9560     return;
9561
9562   /* make sure to stay inside drawing area boundaries */
9563   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9564   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9565
9566   if (id == GADGET_ID_DRAWING_LEVEL)
9567   {
9568     if (button_status)
9569     {
9570       int min_lx = 0, min_ly = 0;
9571       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9572
9573       /* get positions inside level field */
9574       lx = sx + level_xpos;
9575       ly = sy + level_ypos;
9576
9577       /* make sure to stay inside level field boundaries */
9578       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9579       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9580
9581       /* correct drawing area positions accordingly */
9582       sx = lx - level_xpos;
9583       sy = ly - level_ypos;
9584     }
9585
9586     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9587     {
9588       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9589       {
9590         if (gi->event.type == GD_EVENT_PRESSED)
9591         {
9592           start_lx = lx;
9593           start_ly = ly;
9594         }
9595
9596         switch (actual_drawing_function)
9597         {
9598           case GADGET_ID_SINGLE_ITEMS:
9599             text = "Drawing single items";
9600             break;
9601           case GADGET_ID_CONNECTED_ITEMS:
9602             text = "Drawing connected items";
9603             break;
9604           case GADGET_ID_LINE:
9605             text = "Drawing line";
9606             break;
9607           case GADGET_ID_ARC:
9608             text = "Drawing arc";
9609             break;
9610           case GADGET_ID_TEXT:
9611             text = "Setting text cursor";
9612             break;
9613           case GADGET_ID_RECTANGLE:
9614             text = "Drawing rectangle";
9615             break;
9616           case GADGET_ID_FILLED_BOX:
9617             text = "Drawing filled box";
9618             break;
9619           case GADGET_ID_FLOOD_FILL:
9620             text = "Flood fill";
9621             break;
9622           case GADGET_ID_GRAB_BRUSH:
9623             text = "Grabbing brush";
9624             break;
9625           case GADGET_ID_PICK_ELEMENT:
9626             text = "Picking element";
9627             break;
9628
9629           default:
9630             text = "Drawing position";
9631             break;
9632         }
9633
9634         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9635           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9636         else
9637           sprintf(infotext, "%s: %d, %d", text,
9638                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9639       }
9640       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9641         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9642       else
9643         sprintf(infotext, "Level position: %d, %d", lx, ly);
9644     }
9645
9646     /* misuse this function to draw brush cursor, if needed */
9647     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9648     {
9649       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9650         CopyBrushToCursor(sx, sy);
9651       else
9652         DeleteBrushFromCursor();
9653     }
9654   }
9655   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9656   {
9657     int pos = sx * drawingarea_info[type_id].area_ysize + sy;
9658     int element = drawingarea_info[type_id].value[pos];
9659
9660     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9661   }
9662   else
9663   {
9664     if (id == GADGET_ID_CUSTOM_CONTENT)
9665       sprintf(infotext, "custom element content position: %d, %d", sx, sy);
9666     else if (id == GADGET_ID_GROUP_CONTENT)
9667       sprintf(infotext, "group element position: %d", sx + 1);
9668     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9669              id <= GADGET_ID_YAMYAM_CONTENT_7)
9670       sprintf(infotext, "content area %d position: %d, %d",
9671               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9672     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9673              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9674       sprintf(infotext, "content area %d position: %d, %d",
9675               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9676     else if (drawingarea_info[type_id].infotext != NULL)
9677       strcpy(infotext, drawingarea_info[type_id].infotext);
9678   }
9679
9680   infotext[max_infotext_len] = '\0';
9681
9682   if (strlen(infotext) > 0)
9683     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9684 }
9685
9686 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9687 {
9688   if (!ask_if_level_has_changed ||
9689       !LevelChanged() ||
9690       Request("Level has changed ! Exit without saving ?",
9691               REQ_ASK | REQ_STAY_OPEN))
9692   {
9693 #if 1
9694     CloseDoor(DOOR_CLOSE_1);
9695     SetDoorState(DOOR_CLOSE_2);
9696 #else
9697     CloseDoor(DOOR_CLOSE_ALL);
9698 #endif
9699     game_status = GAME_MODE_MAIN;
9700     DrawMainMenu();
9701   }
9702   else
9703   {
9704     CloseDoor(DOOR_CLOSE_1);
9705     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9706   }
9707 }