src/editor.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * editor.c                                                 *
  12 ***********************************************************/
  13
  14 #include <math.h>
  15
  16 #include "libgame/libgame.h"
  17
  18 #include "editor.h"
  19 #include "screens.h"
  20 #include "tools.h"
  21 #include "files.h"
  22 #include "game.h"
  23 #include "init.h"
  24 #include "tape.h"
  25
  26
  27 #define INFOTEXT_UNKNOWN_ELEMENT        "unknown"
  28
  29
  30 /*
  31   -----------------------------------------------------------------------------
  32   screen and artwork graphic pixel position definitions
  33   -----------------------------------------------------------------------------
  34 */
  35
  36 /* positions in the level editor */
  37 #define ED_WIN_MB_LEFT_XPOS             6
  38 #define ED_WIN_MB_LEFT_YPOS             258
  39 #define ED_WIN_MB_MIDDLE_XPOS           42
  40 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  41 #define ED_WIN_MB_RIGHT_XPOS            78
  42 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  43
  44 /* values for the control window */
  45 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  46 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  47 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  48 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  49 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  50 #define ED_CTRL4_BUTTONS_GFX_XPOS       44
  51 #define ED_CTRL4_BUTTONS_GFX_YPOS       214
  52 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  53 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  54
  55 #define ED_CTRL1_BUTTON_XSIZE           22
  56 #define ED_CTRL1_BUTTON_YSIZE           22
  57 #define ED_CTRL1_BUTTONS_XPOS           6
  58 #define ED_CTRL1_BUTTONS_YPOS           6
  59 #define ED_CTRL2_BUTTON_XSIZE           30
  60 #define ED_CTRL2_BUTTON_YSIZE           20
  61 #define ED_CTRL2_BUTTONS_XPOS           5
  62 #define ED_CTRL2_BUTTONS_YPOS           99
  63 #define ED_CTRL3_BUTTON_XSIZE           22
  64 #define ED_CTRL3_BUTTON_YSIZE           22
  65 #define ED_CTRL3_BUTTONS_XPOS           6
  66 #define ED_CTRL3_BUTTONS_YPOS           6
  67 #define ED_CTRL4_BUTTON_XSIZE           22
  68 #define ED_CTRL4_BUTTON_YSIZE           22
  69 #define ED_CTRL4_BUTTONS_XPOS           6
  70 #define ED_CTRL4_BUTTONS_YPOS           6
  71
  72 #define ED_CTRL1_BUTTONS_HORIZ          4
  73 #define ED_CTRL1_BUTTONS_VERT           4
  74 #define ED_CTRL2_BUTTONS_HORIZ          3
  75 #define ED_CTRL2_BUTTONS_VERT           2
  76 #define ED_CTRL3_BUTTONS_HORIZ          3
  77 #define ED_CTRL3_BUTTONS_VERT           1
  78 #define ED_CTRL4_BUTTONS_HORIZ          2
  79 #define ED_CTRL4_BUTTONS_VERT           1
  80
  81 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  82 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  83 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  84 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  85 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  86 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  87 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS +  \
  88                                 ED_NUM_CTRL2_BUTTONS +  \
  89                                 ED_NUM_CTRL3_BUTTONS +  \
  90                                 ED_NUM_CTRL4_BUTTONS)
  91
  92 /* values for the element list */
  93 #define ED_ELEMENTLIST_XPOS             5
  94 #define ED_ELEMENTLIST_YPOS             30
  95 #define ED_ELEMENTLIST_XSIZE            20
  96 #define ED_ELEMENTLIST_YSIZE            20
  97 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
  98 #define ED_ELEMENTLIST_BUTTONS_VERT     11
  99 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
 100                                          ED_ELEMENTLIST_BUTTONS_VERT)
 101
 102 /* standard distances */
 103 #define ED_BORDER_SIZE                  3
 104 #define ED_BORDER_TEXT_XSIZE            5
 105 #define ED_BORDER_AREA_YSIZE            1
 106
 107 #define ED_GADGET_DISTANCE              2
 108 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
 109 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
 110                                          MINI_TILEX / 2)
 111
 112 /* values for the settings windows */
 113 #define ED_LEVEL_SETTINGS_XSTART        (3 * MINI_TILEX / 2)
 114 #define ED_LEVEL_SETTINGS_YSTART        (5 * MINI_TILEY)
 115
 116 #define ED_ELEMENT_SETTINGS_XSTART      (3 * MINI_TILEX / 2)
 117 #define ED_ELEMENT_SETTINGS_YSTART      (10 * MINI_TILEY)
 118
 119 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE +         \
 120                                          2 * ED_GADGET_DISTANCE)
 121
 122 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 123 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 124
 125 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_LEVEL_SETTINGS_XSTART +     \
 126                                          (n) * ED_SETTINGS_XOFFSET)
 127 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_LEVEL_SETTINGS_YSTART +     \
 128                                          (n) * ED_SETTINGS_YOFFSET)
 129
 130 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_ELEMENT_SETTINGS_XSTART +   \
 131                                          (n) * ED_SETTINGS_XOFFSET)
 132 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_ELEMENT_SETTINGS_YSTART +   \
 133                                          (n) * ED_SETTINGS_YOFFSET)
 134
 135 #define ED_SETTINGS1_YPOS               MINI_TILEY
 136 #define ED_SETTINGS2_XPOS               MINI_TILEX
 137 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 138
 139 /* values for counter gadgets */
 140 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 141 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 142 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART +            \
 143                                          (n) * ED_COUNTER_YDISTANCE)
 144 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART +            \
 145                                          (n) * ED_COUNTER_YDISTANCE - 2)
 146
 147 /* values for element content drawing areas */
 148 #define ED_AREA_1X1_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 149 #define ED_AREA_1X1_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 150                                          ED_GADGET_DISTANCE)
 151
 152 #define ED_AREA_3X3_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 153 #define ED_AREA_3X3_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 154                                          ED_GADGET_DISTANCE - MINI_TILEY)
 155
 156 /* yamyam content */
 157 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX +               \
 158                                          5 * ((n) % 4) * MINI_TILEX)
 159 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (17 * MINI_TILEY +              \
 160                                          6 * ((n) / 4) * MINI_TILEY)
 161
 162 /* magic ball content */
 163 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS(n) (2 * MINI_TILEX +            \
 164                                             5 * ((n) % 4) * MINI_TILEX)
 165 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS(n) (17 * MINI_TILEY +           \
 166                                             6 * ((n) / 4) * MINI_TILEY)
 167
 168 /* values for scrolling gadgets for drawing area */
 169 #define ED_SCROLLBUTTON_XPOS            24
 170 #define ED_SCROLLBUTTON_YPOS            0
 171 #define ED_SCROLLBAR_XPOS               24
 172 #define ED_SCROLLBAR_YPOS               64
 173
 174 #define ED_SCROLLBUTTON_XSIZE           16
 175 #define ED_SCROLLBUTTON_YSIZE           16
 176
 177 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 178 #define ED_SCROLL_UP_YPOS               (0)
 179 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 180 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 181 #define ED_SCROLL_LEFT_XPOS             (0)
 182 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 183 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 184 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 185 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 186                                          ED_SCROLLBUTTON_XSIZE)
 187 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 188 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 189 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 190 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 191 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 192                                          ED_SCROLLBUTTON_YSIZE)
 193 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 194 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 195
 196 /* values for scrolling gadgets for element list */
 197 #define ED_SCROLLBUTTON2_XPOS           50
 198 #define ED_SCROLLBUTTON2_YPOS           0
 199 #define ED_SCROLLBAR2_XPOS              50
 200 #define ED_SCROLLBAR2_YPOS              20
 201
 202 #define ED_SCROLLBUTTON2_XSIZE          10
 203 #define ED_SCROLLBUTTON2_YSIZE          10
 204
 205 #define ED_SCROLL2_UP_XPOS              85
 206 #define ED_SCROLL2_UP_YPOS              30
 207 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 208 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 209                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 210                                          ED_ELEMENTLIST_YSIZE -         \
 211                                          ED_SCROLLBUTTON2_YSIZE)
 212 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 213 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 214                                          ED_SCROLLBUTTON2_YSIZE)
 215 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 216 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 217                                          ED_ELEMENTLIST_YSIZE -         \
 218                                          2 * ED_SCROLLBUTTON2_YSIZE)
 219
 220 /* values for checkbutton gadgets */
 221 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 222 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 223 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 224 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 225 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 226 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 227 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 228
 229 /* values for some special graphic buttons */
 230 #define ED_COPY_CHANGE_PAGE_XPOS        25
 231 #define ED_COPY_CHANGE_PAGE_YPOS        50
 232 #define ED_PASTE_CHANGE_PAGE_XPOS       25
 233 #define ED_PASTE_CHANGE_PAGE_YPOS       70
 234
 235 /* some values for text input, selectbox and counter gadgets */
 236 #define ED_BUTTON_COUNT_YPOS            60
 237 #define ED_BUTTON_COUNT_XSIZE           20
 238 #define ED_BUTTON_COUNT_YSIZE           20
 239 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 240 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 241 #define ED_WIN_COUNT_XSIZE              52
 242 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 243 #define ED_WIN_COUNT2_XPOS              27
 244 #define ED_WIN_COUNT2_YPOS              3
 245 #define ED_WIN_COUNT2_XSIZE             46
 246 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 247
 248 #define ED_BUTTON_MINUS_XPOS            2
 249 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 250 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 251 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 252 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS +            \
 253                                          ED_WIN_COUNT_XSIZE + 2)
 254 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 255 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 256 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 257
 258 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 259 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS +            \
 260                                          2 + ED_WIN_COUNT_YSIZE)
 261 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 262 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 263
 264 #define ED_SELECTBOX_BUTTON_XSIZE       14
 265
 266 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 267 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS +            \
 268                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 269 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 270
 271 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 272 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS +            \
 273                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 274 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS +            \
 275                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 276
 277 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 278 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 279
 280 /* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
 281 #define INFOTEXT_XPOS                   SX
 282 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 283 #define INFOTEXT_XSIZE                  SXSIZE
 284 #define INFOTEXT_YSIZE                  MINI_TILEX
 285
 286
 287 /*
 288   -----------------------------------------------------------------------------
 289   editor gadget definitions
 290   -----------------------------------------------------------------------------
 291 */
 292
 293 /* drawing toolbox buttons */
 294 #define GADGET_ID_NONE                  -1
 295 #define GADGET_ID_TOOLBOX_FIRST         0
 296
 297 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 298 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 299 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 300 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 301 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 302 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 303 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 304 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 305 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 306 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 307 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 308 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 309 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 310 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 311 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 312 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 313
 314 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 315 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 316 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 317 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 318 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 319 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 320
 321 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 322 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 323 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 324 #define GADGET_ID_CUSTOM_COPY           (GADGET_ID_TOOLBOX_FIRST + 25)
 325 #define GADGET_ID_CUSTOM_PASTE          (GADGET_ID_TOOLBOX_FIRST + 26)
 326
 327 /* counter button identifiers */
 328 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 329
 330 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 331 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 332 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 333 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 334 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 335 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 336 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 337 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 338 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 339 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 340 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 341 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 342 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 343 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 344 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 345 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 346 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 347 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 348 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 349 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 350 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 351 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 21)
 352 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 22)
 353 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 23)
 354 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 24)
 355 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 25)
 356 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 26)
 357 #define GADGET_ID_ELEMENT_VALUE3_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 358 #define GADGET_ID_ELEMENT_VALUE3_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 359 #define GADGET_ID_ELEMENT_VALUE3_UP     (GADGET_ID_COUNTER_FIRST + 29)
 360 #define GADGET_ID_ELEMENT_VALUE4_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 361 #define GADGET_ID_ELEMENT_VALUE4_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 362 #define GADGET_ID_ELEMENT_VALUE4_UP     (GADGET_ID_COUNTER_FIRST + 32)
 363 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 364 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 365 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 35)
 366 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 36)
 367 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 37)
 368 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 38)
 369 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 39)
 370 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 40)
 371 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 41)
 372 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 42)
 373 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 43)
 374 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 44)
 375 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 45)
 376 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 46)
 377 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 47)
 378 #define GADGET_ID_CUSTOM_VALUE_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 48)
 379 #define GADGET_ID_CUSTOM_VALUE_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 49)
 380 #define GADGET_ID_CUSTOM_VALUE_FIX_UP   (GADGET_ID_COUNTER_FIRST + 50)
 381 #define GADGET_ID_CUSTOM_VALUE_RND_DOWN (GADGET_ID_COUNTER_FIRST + 51)
 382 #define GADGET_ID_CUSTOM_VALUE_RND_TEXT (GADGET_ID_COUNTER_FIRST + 52)
 383 #define GADGET_ID_CUSTOM_VALUE_RND_UP   (GADGET_ID_COUNTER_FIRST + 53)
 384 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 385 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 386 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 56)
 387 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 57)
 388 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 58)
 389 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 59)
 390 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 60)
 391 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 61)
 392 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 62)
 393 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 394 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 395 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 65)
 396 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 66)
 397 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 67)
 398 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 68)
 399 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 69)
 400 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 70)
 401 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 71)
 402 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 72)
 403 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 73)
 404 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 74)
 405 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 75)
 406 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 76)
 407 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 77)
 408 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 78)
 409 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 79)
 410 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 80)
 411 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 81)
 412 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 82)
 413 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 83)
 414 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 84)
 415 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 85)
 416 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 86)
 417 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 87)
 418 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 88)
 419 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 89)
 420
 421 /* drawing area identifiers */
 422 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 90)
 423
 424 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 425 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 426 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 427 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 428 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 429 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 430 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 431 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 432 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 433 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 434 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 435 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 436 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 437 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 438 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 439 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 440 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 441 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 17)
 442 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 443 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 19)
 444 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 20)
 445 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 446 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 22)
 447 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 23)
 448 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 24)
 449 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 25)
 450 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 451
 452 /* text input identifiers */
 453 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 27)
 454
 455 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 456 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 457 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 458
 459 /* text area identifiers */
 460 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 461
 462 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 463
 464 /* selectbox identifiers */
 465 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 466
 467 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 468 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 469 #define GADGET_ID_WIND_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 2)
 470 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 3)
 471 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 4)
 472 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 5)
 473 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 6)
 474 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 7)
 475 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 8)
 476 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 9)
 477 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 10)
 478 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 11)
 479 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 12)
 480 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 13)
 481 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 14)
 482 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 15)
 483 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 16)
 484 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 17)
 485 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 18)
 486 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 19)
 487 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 20)
 488 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 21)
 489 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 22)
 490 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 23)
 491 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 24)
 492 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 25)
 493 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 26)
 494 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 27)
 495
 496 /* textbutton identifiers */
 497 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 28)
 498
 499 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 500 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 501 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 502 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 503 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 504 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 505 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 506 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 507
 508 /* graphicbutton identifiers */
 509 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 510
 511 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 512 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 513 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 514 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 515
 516 /* gadgets for scrolling of drawing area */
 517 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 518
 519 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 520 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 521 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 522 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 523 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 524 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 525
 526 /* gadgets for scrolling element list */
 527 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 528
 529 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 530 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 531 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 532
 533 /* checkbuttons/radiobuttons for level/element properties */
 534 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 535
 536 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 537 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 538 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 539 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 3)
 540 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 4)
 541 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 5)
 542 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 6)
 543 #define GADGET_ID_USE_TIME_ORB_BUG      (GADGET_ID_CHECKBUTTON_FIRST + 7)
 544 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 8)
 545 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 9)
 546 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 10)
 547 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 11)
 548 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 12)
 549 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 13)
 550 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 551 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 15)
 552 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 16)
 553 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 17)
 554 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 18)
 555 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 19)
 556 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 20)
 557 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 21)
 558 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 22)
 559 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 23)
 560 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 24)
 561 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 25)
 562 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 26)
 563 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 27)
 564 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 28)
 565 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 29)
 566 #define GADGET_ID_CUSTOM_USE_LAST_VALUE (GADGET_ID_CHECKBUTTON_FIRST + 30)
 567 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 31)
 568 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 32)
 569 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 33)
 570 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 34)
 571 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 35)
 572 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 36)
 573 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 37)
 574 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 38)
 575 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 39)
 576 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 40)
 577 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 41)
 578
 579 /* gadgets for buttons in element list */
 580 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 42)
 581 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 582                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 583
 584 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 585
 586 /* radio button numbers */
 587 #define RADIO_NR_NONE                   0
 588 #define RADIO_NR_DRAWING_TOOLBOX        1
 589 #define RADIO_NR_RANDOM_ELEMENTS        2
 590
 591 /* values for counter gadgets */
 592 #define ED_COUNTER_ID_SELECT_LEVEL      0
 593 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 594 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 595 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 596 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 597 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 598 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 599 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 600 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 601 #define ED_COUNTER_ID_ELEMENT_VALUE3    9
 602 #define ED_COUNTER_ID_ELEMENT_VALUE4    10
 603 #define ED_COUNTER_ID_YAMYAM_CONTENT    11
 604 #define ED_COUNTER_ID_ENVELOPE_XSIZE    12
 605 #define ED_COUNTER_ID_ENVELOPE_YSIZE    13
 606 #define ED_COUNTER_ID_CUSTOM_SCORE      14
 607 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   15
 608 #define ED_COUNTER_ID_CUSTOM_VALUE_FIX  16
 609 #define ED_COUNTER_ID_CUSTOM_VALUE_RND  17
 610 #define ED_COUNTER_ID_PUSH_DELAY_FIX    18
 611 #define ED_COUNTER_ID_PUSH_DELAY_RND    19
 612 #define ED_COUNTER_ID_DROP_DELAY_FIX    20
 613 #define ED_COUNTER_ID_DROP_DELAY_RND    21
 614 #define ED_COUNTER_ID_MOVE_DELAY_FIX    22
 615 #define ED_COUNTER_ID_MOVE_DELAY_RND    23
 616 #define ED_COUNTER_ID_EXPLOSION_DELAY   24
 617 #define ED_COUNTER_ID_IGNITION_DELAY    25
 618 #define ED_COUNTER_ID_GROUP_CONTENT     26
 619 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  27
 620 #define ED_COUNTER_ID_CHANGE_DELAY_RND  28
 621 #define ED_COUNTER_ID_CHANGE_CONT_RND   29
 622
 623 #define ED_NUM_COUNTERBUTTONS           30
 624
 625 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 626 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 627
 628 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 629 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 630 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 631 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 632 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 633 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 634
 635 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 636 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 637
 638 /* values for scrollbutton gadgets */
 639 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 640 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 641 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 642 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 643 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 644 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 645
 646 #define ED_NUM_SCROLLBUTTONS            6
 647
 648 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 649 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 650
 651 /* values for scrollbar gadgets */
 652 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 653 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 654 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 655
 656 #define ED_NUM_SCROLLBARS               3
 657
 658 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 659 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 660
 661 /* values for text input gadgets */
 662 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 663 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 664 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 665
 666 #define ED_NUM_TEXTINPUT                3
 667
 668 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 669 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 670
 671 /* values for text area gadgets */
 672 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 673
 674 #define ED_NUM_TEXTAREAS                        1
 675
 676 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 677 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 678
 679 /* values for selectbox gadgets */
 680 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 681 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 682 #define ED_SELECTBOX_ID_WIND_DIRECTION          2
 683 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      3
 684 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     4
 685 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 5
 686 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 6
 687 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   7
 688 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     8
 689 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   9
 690 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    10
 691 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  11
 692 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    12
 693 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    13
 694 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       14
 695 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   15
 696 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       16
 697 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    17
 698 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     18
 699 #define ED_SELECTBOX_ID_CHANGE_SIDE             19
 700 #define ED_SELECTBOX_ID_CHANGE_PLAYER           20
 701 #define ED_SELECTBOX_ID_CHANGE_PAGE             21
 702 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     22
 703 #define ED_SELECTBOX_ID_ACTION_TYPE             23
 704 #define ED_SELECTBOX_ID_ACTION_MODE             24
 705 #define ED_SELECTBOX_ID_ACTION_ARG              25
 706 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      26
 707 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       27
 708
 709 #define ED_NUM_SELECTBOX                        28
 710
 711 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 712 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_WIND_DIRECTION
 713
 714 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 715 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 716 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 717 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 718 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 719 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 720
 721 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 722 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 723
 724 /* values for textbutton gadgets */
 725 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 726 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 727 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 728 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 729 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 730 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 731 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 732 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 733
 734 #define ED_NUM_TEXTBUTTONS                      8
 735
 736 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 737 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 738
 739 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 740 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 741
 742 /* values for graphicbutton gadgets */
 743 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 744 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 745 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 746 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 747
 748 #define ED_NUM_GRAPHICBUTTONS                   4
 749
 750 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 751 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 752
 753 /* values for checkbutton gadgets */
 754 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 755 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 756 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 757 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 758 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 759 #define ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG      5
 760 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    6
 761 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          7
 762 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      8
 763 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   9
 764 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    10
 765 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  11
 766 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    12
 767 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    13
 768 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     14
 769 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    15
 770 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   16
 771 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     17
 772 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 18
 773 #define ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE 19
 774 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 20
 775 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 21
 776 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       22
 777 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       23
 778 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      24
 779 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       25
 780 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         26
 781 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    27
 782 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   28
 783 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  29
 784 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 30
 785 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     31
 786 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          32
 787 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  33
 788 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   34
 789 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  35
 790 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    36
 791 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  37
 792 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     38
 793 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     39
 794
 795 #define ED_NUM_CHECKBUTTONS                     40
 796
 797 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 798 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 799
 800 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 801 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 802 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 803 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 804 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 805 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 806
 807 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 808 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 809
 810 /* values for radiobutton gadgets */
 811 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 812 #define ED_RADIOBUTTON_ID_QUANTITY      1
 813
 814 #define ED_NUM_RADIOBUTTONS             2
 815
 816 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 817 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 818
 819 /* values for drawing area gadgets */
 820 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 821 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 822 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 823 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 824 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 825 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 826 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 827 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 828 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 829 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 830 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 831 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 832 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 833 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 834 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 835 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 836 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 837 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 838 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            18
 839 #define ED_DRAWING_ID_CUSTOM_CONTENT            19
 840 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         20
 841 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         21
 842 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      22
 843 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     23
 844 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     24
 845 #define ED_DRAWING_ID_GROUP_CONTENT             25
 846 #define ED_DRAWING_ID_RANDOM_BACKGROUND         26
 847
 848 #define ED_NUM_DRAWING_AREAS                    27
 849
 850
 851 /*
 852   -----------------------------------------------------------------------------
 853   some internally used definitions
 854   -----------------------------------------------------------------------------
 855 */
 856
 857 /* values for CopyLevelToUndoBuffer() */
 858 #define UNDO_IMMEDIATE                  0
 859 #define UNDO_ACCUMULATE                 1
 860
 861 /* values for scrollbars */
 862 #define ED_SCROLL_NO                    0
 863 #define ED_SCROLL_LEFT                  1
 864 #define ED_SCROLL_RIGHT                 2
 865 #define ED_SCROLL_UP                    4
 866 #define ED_SCROLL_DOWN                  8
 867
 868 /* screens in the level editor */
 869 #define ED_MODE_DRAWING                 0
 870 #define ED_MODE_INFO                    1
 871 #define ED_MODE_PROPERTIES              2
 872
 873 /* sub-screens in the element properties section */
 874 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 875 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 876 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 877 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 878 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 879
 880 /* how many steps can be cancelled */
 881 #define NUM_UNDO_STEPS                  (10 + 1)
 882
 883 /* values for elements with score for certain actions */
 884 #define MIN_SCORE                       0
 885 #define MAX_SCORE                       255
 886
 887 /* values for elements with count for collecting */
 888 #define MIN_COLLECT_COUNT               0
 889 #define MAX_COLLECT_COUNT               255
 890
 891 /* values for random placement */
 892 #define RANDOM_USE_PERCENTAGE           0
 893 #define RANDOM_USE_QUANTITY             1
 894
 895 /* maximal size of level editor drawing area */
 896 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 897 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 898
 899
 900 /*
 901   -----------------------------------------------------------------------------
 902   some internally used data structure definitions
 903   -----------------------------------------------------------------------------
 904 */
 905
 906 static struct
 907 {
 908   char shortcut;
 909   char *text;
 910 } control_info[ED_NUM_CTRL_BUTTONS] =
 911 {
 912   /* note: some additional characters are already reserved for "cheat mode"
 913      shortcuts (":XYZ" style) -- for details, see "events.c" */
 914
 915   { 's',        "draw single items"                     },
 916   { 'd',        "draw connected items"                  },
 917   { 'l',        "draw lines"                            },
 918   { 'a',        "draw arcs"                             },
 919   { 'r',        "draw outline rectangles"               },
 920   { 'R',        "draw filled rectangles"                },
 921   { '\0',       "wrap (rotate) level up"                },
 922   { 't',        "enter text elements"                   },
 923   { 'f',        "flood fill"                            },
 924   { '\0',       "wrap (rotate) level left"              },
 925   { '?',        "properties of drawing element"         },
 926   { '\0',       "wrap (rotate) level right"             },
 927   { '\0',       "random element placement"              },
 928   { 'b',        "grab brush"                            },
 929   { '\0',       "wrap (rotate) level down"              },
 930   { ',',        "pick drawing element"                  },
 931
 932   { 'U',        "undo last operation"                   },
 933   { 'I',        "level properties"                      },
 934   { 'S',        "save level"                            },
 935   { 'C',        "clear level"                           },
 936   { 'T',        "test level"                            },
 937   { 'E',        "exit level editor"                     },
 938
 939   { '\0',       "copy settings from other element"      },
 940   { '\0',       "copy settings to other element"        },
 941   { '\0',       "exchange element with other element"   },
 942
 943   { '\0',       "copy settings from this element"       },
 944   { '\0',       "paste settings to this element"        },
 945 };
 946
 947 static int random_placement_value = 10;
 948 static int random_placement_method = RANDOM_USE_QUANTITY;
 949 static int random_placement_background_element = EL_SAND;
 950 static boolean random_placement_background_restricted = FALSE;
 951 static boolean stick_element_properties_window = FALSE;
 952 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 953 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 954 static struct ElementChangeInfo custom_element_change;
 955 static struct ElementGroupInfo group_element_info;
 956 static struct ElementInfo custom_element;
 957
 958 static struct
 959 {
 960   int x, y;
 961   int min_value, max_value;
 962   int gadget_id_down, gadget_id_up;
 963   int gadget_id_text;
 964   int gadget_id_align;
 965   int *value;
 966   char *text_above, *text_left, *text_right;
 967 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 968 {
 969   /* ---------- current level number --------------------------------------- */
 970
 971   {
 972     DX + 5 - SX,                        DY + 3 - SY,
 973     1,                                  100,
 974     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 975     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 976     &level_nr,
 977     NULL,                               NULL, NULL
 978   },
 979
 980   /* ---------- level and editor settings ---------------------------------- */
 981
 982   {
 983     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 984     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 985     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 986     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 987     &level.fieldx,
 988     "playfield size:",                  NULL, "width",
 989   },
 990   {
 991     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
 992     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 993     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 994     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 995     &level.fieldy,
 996     NULL,                               " ", "height",
 997   },
 998   {
 999     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
1000     0,                                  999,
1001     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
1002     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
1003     &level.gems_needed,
1004     NULL, "number of gems to collect:", NULL
1005   },
1006   {
1007     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
1008     0,                                  9999,
1009     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
1010     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
1011     &level.time,
1012     "time or step limit to solve level:", NULL, NULL
1013   },
1014   {
1015     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
1016     0,                                  255,
1017     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1018     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1019     &level.score[SC_TIME_BONUS],
1020     "score for each 10 sec/steps left:", NULL, NULL
1021   },
1022   {
1023     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1024     1,                                  100,
1025     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1026     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1027     &random_placement_value,
1028     "random element placement:",        NULL, "in"
1029   },
1030
1031   /* ---------- element settings: configure (various elements) ------------- */
1032
1033   {
1034     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1035     MIN_SCORE,                          MAX_SCORE,
1036     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1037     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1038     NULL,                               /* will be set when used */
1039     NULL,                               NULL, NULL
1040   },
1041   {
1042     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1043     MIN_SCORE,                          MAX_SCORE,
1044     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1045     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1046     NULL,                               /* will be set when used */
1047     NULL,                               NULL, NULL
1048   },
1049   {
1050     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1051     MIN_SCORE,                          MAX_SCORE,
1052     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1053     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1054     NULL,                               /* will be set when used */
1055     NULL,                               NULL, NULL
1056   },
1057   {
1058     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1059     MIN_SCORE,                          MAX_SCORE,
1060     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1061     GADGET_ID_ELEMENT_VALUE4_TEXT,      GADGET_ID_NONE,
1062     NULL,                               /* will be set when used */
1063     NULL,                               NULL, NULL
1064   },
1065   {
1066     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1067     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1068     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1069     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1070     &level.num_yamyam_contents,
1071     NULL,                               NULL, "number of content areas"
1072   },
1073   {
1074     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1075     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1076     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1077     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1078     NULL,
1079     NULL,                               NULL, "width",
1080   },
1081   {
1082     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1083     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1084     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1085     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1086     NULL,
1087     NULL,                               " ", "height",
1088   },
1089
1090   /* ---------- element settings: configure 1 (custom elements) ------------ */
1091
1092   {
1093     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1094     MIN_SCORE,                          MAX_SCORE,
1095     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1096     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1097     &custom_element.collect_score_initial,
1098     NULL,                               "CE score", " "
1099   },
1100   {
1101     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1102     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1103     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1104     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1105     &custom_element.collect_count_initial,
1106     NULL,                               "CE count", NULL
1107   },
1108   {
1109     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1110     0,                                  9999,
1111     GADGET_ID_CUSTOM_VALUE_FIX_DOWN,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1112     GADGET_ID_CUSTOM_VALUE_FIX_TEXT,    GADGET_ID_NONE,
1113     &custom_element.ce_value_fixed_initial,
1114     NULL,                               "CE value", NULL
1115   },
1116   {
1117     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1118     0,                                  9999,
1119     GADGET_ID_CUSTOM_VALUE_RND_DOWN,    GADGET_ID_CUSTOM_VALUE_RND_UP,
1120     GADGET_ID_CUSTOM_VALUE_RND_TEXT,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1121     &custom_element.ce_value_random_initial,
1122     NULL,                               "+random", NULL
1123   },
1124   {
1125     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1126     0,                                  255,
1127     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1128     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1129     &custom_element.push_delay_fixed,
1130     NULL,                               "push delay", NULL
1131   },
1132   {
1133     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1134     0,                                  255,
1135     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1136     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1137     &custom_element.push_delay_random,
1138     NULL,                               "+random", NULL
1139   },
1140   {
1141     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1142     0,                                  255,
1143     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1144     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1145     &custom_element.drop_delay_fixed,
1146     NULL,                               "drop delay", NULL
1147   },
1148   {
1149     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1150     0,                                  255,
1151     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1152     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1153     &custom_element.drop_delay_random,
1154     NULL,                               "+random", NULL
1155   },
1156
1157   /* ---------- element settings: configure 2 (custom elements) ------------ */
1158
1159   {
1160     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1161     0,                                  999,
1162     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1163     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1164     &custom_element.move_delay_fixed,
1165     NULL,                               "move delay", NULL
1166   },
1167   {
1168     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1169     0,                                  999,
1170     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1171     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1172     &custom_element.move_delay_random,
1173     NULL,                               "+random", NULL
1174   },
1175   {
1176     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1177     0,                                  255,
1178     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1179     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1180     &custom_element.explosion_delay,
1181     NULL,                               "explosion delay", NULL
1182   },
1183   {
1184     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1185     0,                                  255,
1186     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1187     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1188     &custom_element.ignition_delay,
1189     NULL,                               "ignition delay", "(by fire)"
1190   },
1191
1192   /* ---------- element settings: configure (group elements) --------------- */
1193
1194   {
1195     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1196     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1197     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1198     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1199     &group_element_info.num_elements,
1200     NULL,                               NULL, "number of elements in group"
1201   },
1202
1203   /* ---------- element settings: advanced (custom elements) --------------- */
1204
1205   {
1206     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1207     0,                                  999,
1208     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1209     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1210     &custom_element_change.delay_fixed,
1211     NULL,                               "CE delay", NULL,
1212   },
1213   {
1214     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1215     0,                                  999,
1216     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1217     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1218     &custom_element_change.delay_random,
1219     NULL,                               "+random", NULL
1220   },
1221   {
1222     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1223     0,                                  100,
1224     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1225     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1226     &custom_element_change.random_percentage,
1227     NULL,                               "use random replace:", "%"
1228   },
1229 };
1230
1231 static struct
1232 {
1233   int x, y;
1234   int gadget_id;
1235   int size;
1236   char *value;
1237   char *text_above, *infotext;
1238 } textinput_info[ED_NUM_TEXTINPUT] =
1239 {
1240   {
1241     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1242     GADGET_ID_LEVEL_NAME,
1243     MAX_LEVEL_NAME_LEN,
1244     level.name,
1245     "Title:", "Title"
1246   },
1247   {
1248     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1249     GADGET_ID_LEVEL_AUTHOR,
1250     MAX_LEVEL_AUTHOR_LEN,
1251     level.author,
1252     "Author:", "Author"
1253   },
1254   {
1255     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1256     GADGET_ID_ELEMENT_NAME,
1257     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1258     custom_element.description,
1259     NULL, "Element name"
1260   }
1261 };
1262
1263 static struct
1264 {
1265   int x, y;
1266   int gadget_id;
1267   int xsize, ysize;
1268   char *value;
1269   char *text_above, *infotext;
1270 } textarea_info[ED_NUM_TEXTAREAS] =
1271 {
1272   {
1273     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1274     GADGET_ID_ENVELOPE_INFO,
1275     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1276     NULL,
1277     "Envelope Info:", "Envelope Info"
1278   }
1279 };
1280
1281 static struct ValueTextInfo options_time_or_steps[] =
1282 {
1283   { 0,                          "seconds"                       },
1284   { 1,                          "steps"                         },
1285
1286   { -1,                         NULL                            }
1287 };
1288
1289 static struct ValueTextInfo options_game_engine_type[] =
1290 {
1291   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1292   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1293
1294   { -1,                         NULL                            }
1295 };
1296
1297 static struct ValueTextInfo options_wind_direction[] =
1298 {
1299   { MV_START_NONE,              "none"                          },
1300   { MV_START_LEFT,              "left"                          },
1301   { MV_START_RIGHT,             "right"                         },
1302   { MV_START_UP,                "up"                            },
1303   { MV_START_DOWN,              "down"                          },
1304
1305   { -1,                         NULL                            }
1306 };
1307
1308 static struct ValueTextInfo options_access_type[] =
1309 {
1310   { EP_WALKABLE,                "walkable"                      },
1311   { EP_PASSABLE,                "passable"                      },
1312
1313   { -1,                         NULL                            }
1314 };
1315
1316 static struct ValueTextInfo options_access_layer[] =
1317 {
1318   { EP_ACCESSIBLE_OVER,         "over"                          },
1319   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1320   { EP_ACCESSIBLE_UNDER,        "under"                         },
1321
1322   { -1,                         NULL                            }
1323 };
1324
1325 static struct ValueTextInfo options_access_protected[] =
1326 {
1327   { 0,                          "unprotected"                   },
1328   { 1,                          "protected"                     },
1329
1330   { -1,                         NULL                            }
1331 };
1332
1333 static struct ValueTextInfo options_access_direction[] =
1334 {
1335   { MV_NO_DIRECTION,            "no direction"                  },
1336   { MV_LEFT,                    "left"                          },
1337   { MV_RIGHT,                   "right"                         },
1338   { MV_UP,                      "up"                            },
1339   { MV_DOWN,                    "down"                          },
1340   { MV_LEFT  | MV_UP,           "left + up"                     },
1341   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1342   { MV_RIGHT | MV_UP,           "right + up"                    },
1343   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1344   { MV_HORIZONTAL,              "horizontal"                    },
1345   { MV_VERTICAL,                "vertical"                      },
1346   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1347   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1348   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1349   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1350   { MV_ALL_DIRECTIONS,          "all directions"                },
1351
1352   { -1,                         NULL                            }
1353 };
1354
1355 static struct ValueTextInfo options_walk_to_action[] =
1356 {
1357   { EP_DIGGABLE,                "diggable"                      },
1358   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1359   { EP_DROPPABLE,               "collectible & droppable"       },
1360   { EP_THROWABLE,               "collectible & throwable"       },
1361   { EP_PUSHABLE,                "pushable"                      },
1362
1363   { -1,                         NULL                            }
1364 };
1365
1366 static struct ValueTextInfo options_move_pattern[] =
1367 {
1368   { MV_LEFT,                    "left"                          },
1369   { MV_RIGHT,                   "right"                         },
1370   { MV_UP,                      "up"                            },
1371   { MV_DOWN,                    "down"                          },
1372   { MV_HORIZONTAL,              "horizontal"                    },
1373   { MV_VERTICAL,                "vertical"                      },
1374   { MV_ALL_DIRECTIONS,          "all directions"                },
1375   { MV_WIND_DIRECTION,          "wind direction"                },
1376   { MV_TOWARDS_PLAYER,          "towards player"                },
1377   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1378   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1379   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1380   { MV_TURNING_LEFT,            "turning left"                  },
1381   { MV_TURNING_RIGHT,           "turning right"                 },
1382   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1383   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1384   { MV_TURNING_RANDOM,          "turning random"                },
1385   { MV_MAZE_RUNNER,             "maze runner style"             },
1386   { MV_MAZE_HUNTER,             "maze hunter style"             },
1387   { MV_WHEN_PUSHED,             "when pushed"                   },
1388   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1389
1390   { -1,                         NULL                            }
1391 };
1392
1393 static struct ValueTextInfo options_move_direction[] =
1394 {
1395   { MV_START_AUTOMATIC,         "automatic"                     },
1396   { MV_START_LEFT,              "left"                          },
1397   { MV_START_RIGHT,             "right"                         },
1398   { MV_START_UP,                "up"                            },
1399   { MV_START_DOWN,              "down"                          },
1400   { MV_START_RANDOM,            "random"                        },
1401   { MV_START_PREVIOUS,          "previous"                      },
1402
1403   { -1,                         NULL                            }
1404 };
1405
1406 static struct ValueTextInfo options_move_stepsize[] =
1407 {
1408   { 0,                          "not moving"                    },
1409   { 1,                          "very slow"                     },
1410   { 2,                          "slow"                          },
1411   { 4,                          "normal"                        },
1412   { 8,                          "fast"                          },
1413   { 16,                         "very fast"                     },
1414   { 32,                         "even faster"                   },
1415
1416   { -1,                         NULL                            }
1417 };
1418
1419 static struct ValueTextInfo options_move_leave_type[] =
1420 {
1421   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1422   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1423
1424   { -1,                         NULL                            }
1425 };
1426
1427 static struct ValueTextInfo options_smash_targets[] =
1428 {
1429   { EP_CAN_SMASH_PLAYER,        "player"                        },
1430 #if 0
1431   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1432 #endif
1433   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1434
1435   { -1,                         NULL                            }
1436 };
1437
1438 static struct ValueTextInfo options_slippery_type[] =
1439 {
1440   { SLIPPERY_ANY_RANDOM,        "random"                        },
1441   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1442   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1443   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1444   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1445
1446   { -1,                         NULL                            }
1447 };
1448
1449 static struct ValueTextInfo options_deadliness[] =
1450 {
1451   { EP_DONT_RUN_INTO,           "running into"                  },
1452   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1453   { EP_DONT_TOUCH,              "touching"                      },
1454
1455   { -1,                         NULL                            }
1456 };
1457
1458 static struct ValueTextInfo options_explosion_type[] =
1459 {
1460   { EXPLODES_3X3,               "3x3"                           },
1461   { EXPLODES_CROSS,             "3+3"                           },
1462   { EXPLODES_1X1,               "1x1"                           },
1463
1464   { -1,                         NULL                            }
1465 };
1466
1467 static struct ValueTextInfo options_time_units[] =
1468 {
1469   { 1,                          "frames"                        },
1470   { FRAMES_PER_SECOND,          "seconds"                       },
1471
1472   { -1,                         NULL                            }
1473 };
1474
1475 static struct ValueTextInfo options_change_direct_action[] =
1476 {
1477   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1478   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1479   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1480   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1481   { CE_LEFT_BY_PLAYER,          "left by player"                },
1482   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1483   { CE_SWITCHED,                "switched"                      },
1484   { CE_HITTING_SOMETHING,       "hitting something"             },
1485   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1486 #if 0
1487   { CE_BLOCKED,                 "blocked"                       },
1488 #endif
1489   { CE_IMPACT,                  "impact (on something)"         },
1490   { CE_SMASHED,                 "smashed (from above)"          },
1491   { CE_VALUE_GETS_ZERO,         "CE value gets 0"               },
1492
1493   { -1,                         NULL                            }
1494 };
1495
1496 static struct ValueTextInfo options_change_other_action[] =
1497 {
1498   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1499   { CE_PLAYER_PRESSES_X,        "player presses"                },
1500   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1501   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1502   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1503   { CE_PLAYER_DIGS_X,           "player digs"                   },
1504   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1505   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1506   { CE_TOUCHING_X,              "touching"                      },
1507   { CE_HITTING_X,               "hitting"                       },
1508   { CE_HIT_BY_X,                "hit by"                        },
1509   { CE_SWITCH_OF_X,             "switch of"                     },
1510   { CE_CHANGE_OF_X,             "change by page of"             },
1511   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1512   { CE_VALUE_GETS_ZERO_OF_X,    "CE value gets 0 of"            },
1513
1514   { -1,                         NULL                            }
1515 };
1516
1517 static struct ValueTextInfo options_change_trigger_side[] =
1518 {
1519   { CH_SIDE_LEFT,               "left"                          },
1520   { CH_SIDE_RIGHT,              "right"                         },
1521   { CH_SIDE_TOP,                "top"                           },
1522   { CH_SIDE_BOTTOM,             "bottom"                        },
1523   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1524   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1525   { CH_SIDE_ANY,                "any"                           },
1526
1527   { -1,                         NULL                            }
1528 };
1529
1530 static struct ValueTextInfo options_change_trigger_player[] =
1531 {
1532   { CH_PLAYER_1,                "1"                             },
1533   { CH_PLAYER_2,                "2"                             },
1534   { CH_PLAYER_3,                "3"                             },
1535   { CH_PLAYER_4,                "4"                             },
1536   { CH_PLAYER_ANY,              "any"                           },
1537
1538   { -1,                         NULL                            }
1539 };
1540
1541 static struct ValueTextInfo options_change_trigger_page[] =
1542 {
1543   { (1 << 0),                   "1"                             },
1544   { (1 << 1),                   "2"                             },
1545   { (1 << 2),                   "3"                             },
1546   { (1 << 3),                   "4"                             },
1547   { (1 << 4),                   "5"                             },
1548   { (1 << 5),                   "6"                             },
1549   { (1 << 6),                   "7"                             },
1550   { (1 << 7),                   "8"                             },
1551   { (1 << 8),                   "9"                             },
1552   { (1 << 9),                   "10"                            },
1553   { (1 << 10),                  "11"                            },
1554   { (1 << 11),                  "12"                            },
1555   { (1 << 12),                  "13"                            },
1556   { (1 << 13),                  "14"                            },
1557   { (1 << 14),                  "15"                            },
1558   { (1 << 15),                  "16"                            },
1559   { (1 << 16),                  "17"                            },
1560   { (1 << 17),                  "18"                            },
1561   { (1 << 18),                  "19"                            },
1562   { (1 << 19),                  "20"                            },
1563   { (1 << 20),                  "21"                            },
1564   { (1 << 21),                  "22"                            },
1565   { (1 << 22),                  "23"                            },
1566   { (1 << 23),                  "24"                            },
1567   { (1 << 24),                  "25"                            },
1568   { (1 << 25),                  "26"                            },
1569   { (1 << 26),                  "27"                            },
1570   { (1 << 27),                  "28"                            },
1571   { (1 << 28),                  "29"                            },
1572   { (1 << 29),                  "30"                            },
1573   { (1 << 30),                  "31"                            },
1574   { (1 << 31),                  "32"                            },
1575   { CH_PAGE_ANY,                "any"                           },
1576
1577   { -1,                         NULL                            }
1578 };
1579
1580 static struct ValueTextInfo options_change_replace_when[] =
1581 {
1582   { CP_WHEN_EMPTY,              "empty"                         },
1583   { CP_WHEN_WALKABLE,           "walkable"                      },
1584   { CP_WHEN_DIGGABLE,           "diggable"                      },
1585   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1586   { CP_WHEN_REMOVABLE,          "removable"                     },
1587   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1588
1589   { -1,                         NULL                            }
1590 };
1591
1592 static struct ValueTextInfo options_action_type[] =
1593 {
1594   { CA_NO_ACTION,               "no action"                     },
1595   { CA_EXIT_PLAYER,             "exit player"                   },
1596   { CA_KILL_PLAYER,             "kill player"                   },
1597   { CA_RESTART_LEVEL,           "restart level"                 },
1598   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1599   { CA_ADD_KEY,                 "add key"                       },
1600   { CA_REMOVE_KEY,              "remove key"                    },
1601   { CA_SET_PLAYER_SPEED,        "set player speed"              },
1602   { CA_SET_PLAYER_GRAVITY,      "set gravity"                   },
1603   { CA_SET_WIND_DIRECTION,      "set wind dir."                 },
1604   { CA_SET_LEVEL_GEMS,          "set needed gems"               },
1605   { CA_SET_LEVEL_TIME,          "set level time"                },
1606   { CA_SET_LEVEL_SCORE,         "set level score"               },
1607   { CA_SET_CE_SCORE,            "set CE score"                  },
1608   { CA_SET_CE_VALUE,            "set CE value"                  },
1609 #if 0
1610   { CA_SET_DYNABOMB_NUMBER,     "set bomb number"               },
1611   { CA_SET_DYNABOMB_SIZE,       "set bomb size"                 },
1612   { CA_SET_DYNABOMB_POWER,      "set bomb power"                },
1613 #endif
1614
1615   { -1,                         NULL                            }
1616 };
1617
1618 static struct ValueTextInfo options_action_mode_none[] =
1619 {
1620   { CA_ARG_UNDEFINED,           " "                             },
1621
1622   { -1,                         NULL                            }
1623 };
1624
1625 static struct ValueTextInfo options_action_mode_set[] =
1626 {
1627   { CA_MODE_SET,                "="                             },
1628
1629   { -1,                         NULL                            }
1630 };
1631
1632 static struct ValueTextInfo options_action_mode_calc[] =
1633 {
1634   { CA_MODE_SET,                "="                             },
1635   { CA_MODE_ADD,                "+"                             },
1636   { CA_MODE_SUBTRACT,           "-"                             },
1637   { CA_MODE_MULTIPLY,           "*"                             },
1638   { CA_MODE_DIVIDE,             "/"                             },
1639   { CA_MODE_MODULO,             "%"                             },
1640
1641   { -1,                         NULL                            }
1642 };
1643
1644 static struct ValueTextInfo options_action_arg_none[] =
1645 {
1646   { CA_ARG_UNDEFINED,           "         "                     },
1647
1648   { -1,                         NULL                            }
1649 };
1650
1651 static struct ValueTextInfo options_action_arg_player[] =
1652 {
1653   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1654   { CA_ARG_PLAYER_1,            "1"                             },
1655   { CA_ARG_PLAYER_2,            "2"                             },
1656   { CA_ARG_PLAYER_3,            "3"                             },
1657   { CA_ARG_PLAYER_4,            "4"                             },
1658   { CA_ARG_PLAYER_ANY,          "any"                           },
1659   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1660
1661   { -1,                         NULL                            }
1662 };
1663
1664 static struct ValueTextInfo options_action_arg_number[] =
1665 {
1666   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1667   { CA_ARG_0,                   "0"                             },
1668   { CA_ARG_1,                   "1"                             },
1669   { CA_ARG_2,                   "2"                             },
1670   { CA_ARG_3,                   "3"                             },
1671   { CA_ARG_4,                   "4"                             },
1672   { CA_ARG_5,                   "5"                             },
1673   { CA_ARG_10,                  "10"                            },
1674   { CA_ARG_100,                 "100"                           },
1675   { CA_ARG_1000,                "1000"                          },
1676   { CA_ARG_UNDEFINED,           " "                             },
1677   { CA_ARG_NUMBER_MIN,          "min"                           },
1678   { CA_ARG_NUMBER_MAX,          "max"                           },
1679   { CA_ARG_UNDEFINED,           " "                             },
1680   { CA_ARG_NUMBER_RESET,        "reset"                         },
1681   { CA_ARG_UNDEFINED,           " "                             },
1682   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1683   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1684   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1685   { CA_ARG_UNDEFINED,           " "                             },
1686   { CA_ARG_ELEMENT_HEADLINE,    "[CE value"                     },
1687   { CA_ARG_ELEMENT_HEADLINE,    " of"                           },
1688   { CA_ARG_ELEMENT_HEADLINE,    " element]"                     },
1689   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1690   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1691
1692   { -1,                         NULL                            }
1693 };
1694
1695 static struct ValueTextInfo options_action_arg_key[] =
1696 {
1697   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1698   { CA_ARG_1,                   "1"                             },
1699   { CA_ARG_2,                   "2"                             },
1700   { CA_ARG_3,                   "3"                             },
1701   { CA_ARG_4,                   "4"                             },
1702   { CA_ARG_5,                   "5"                             },
1703   { CA_ARG_6,                   "6"                             },
1704   { CA_ARG_7,                   "7"                             },
1705   { CA_ARG_8,                   "8"                             },
1706   { CA_ARG_UNDEFINED,           " "                             },
1707   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1708   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1709   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1710
1711   { -1,                         NULL                            }
1712 };
1713
1714 static struct ValueTextInfo options_action_arg_envelope[] =
1715 {
1716   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1717   { CA_ARG_1,                   "1"                             },
1718   { CA_ARG_2,                   "2"                             },
1719   { CA_ARG_3,                   "3"                             },
1720   { CA_ARG_4,                   "4"                             },
1721   { CA_ARG_UNDEFINED,           " "                             },
1722   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1723   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1724   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1725
1726   { -1,                         NULL                            }
1727 };
1728
1729 static struct ValueTextInfo options_action_arg_speed[] =
1730 {
1731   { CA_ARG_SPEED_HEADLINE,      "[speed]"                       },
1732   { CA_ARG_SPEED_VERY_SLOW,     "very slow"                     },
1733   { CA_ARG_SPEED_SLOW,          "slow"                          },
1734   { CA_ARG_SPEED_NORMAL,        "normal"                        },
1735   { CA_ARG_SPEED_FAST,          "fast"                          },
1736   { CA_ARG_SPEED_VERY_FAST,     "very fast"                     },
1737   { CA_ARG_SPEED_EVEN_FASTER,   "ultrafast"                     },
1738   { CA_ARG_UNDEFINED,           " "                             },
1739   { CA_ARG_SPEED_SLOWER,        "slower"                        },
1740   { CA_ARG_SPEED_FASTER,        "faster"                        },
1741   { CA_ARG_UNDEFINED,           " "                             },
1742   { CA_ARG_SPEED_RESET,         "reset"                         },
1743
1744   { -1,                         NULL                            }
1745 };
1746
1747 static struct ValueTextInfo options_action_arg_gravity[] =
1748 {
1749   { CA_ARG_GRAVITY_HEADLINE,    "[gravity]"                     },
1750   { CA_ARG_GRAVITY_ON,          "on"                            },
1751   { CA_ARG_GRAVITY_OFF,         "off"                           },
1752   { CA_ARG_GRAVITY_TOGGLE,      "toggle"                        },
1753
1754   { -1,                         NULL                            }
1755 };
1756
1757 static struct ValueTextInfo options_action_arg_direction[] =
1758 {
1759   { CA_ARG_DIRECTION_HEADLINE,  "[dir.]"                        },
1760   { CA_ARG_DIRECTION_NONE,      "none"                          },
1761   { CA_ARG_DIRECTION_LEFT,      "left"                          },
1762   { CA_ARG_DIRECTION_RIGHT,     "right"                         },
1763   { CA_ARG_DIRECTION_UP,        "up"                            },
1764   { CA_ARG_DIRECTION_DOWN,      "down"                          },
1765   { CA_ARG_DIRECTION_TRIGGER,   "trigger"                       },
1766
1767   { -1,                         NULL                            }
1768 };
1769
1770 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1771 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1772 {
1773   { -1,                         NULL                            }
1774 };
1775
1776 static struct ValueTextInfo options_group_choice_mode[] =
1777 {
1778   { ANIM_RANDOM,                "random"                        },
1779   { ANIM_LOOP,                  "loop"                          },
1780   { ANIM_LINEAR,                "linear"                        },
1781   { ANIM_PINGPONG,              "pingpong"                      },
1782   { ANIM_PINGPONG2,             "pingpong 2"                    },
1783
1784   { -1,                         NULL                            }
1785 };
1786
1787 static struct ValueTextInfo *action_arg_modes[] =
1788 {
1789   options_action_mode_none,
1790   options_action_mode_set,
1791   options_action_mode_calc,
1792 };
1793
1794 static struct
1795 {
1796   int value;
1797   int mode;
1798   struct ValueTextInfo *options;
1799 }
1800 action_arg_options[] =
1801 {
1802   { CA_NO_ACTION,               0,      options_action_arg_none,        },
1803   { CA_EXIT_PLAYER,             0,      options_action_arg_player,      },
1804   { CA_KILL_PLAYER,             0,      options_action_arg_player,      },
1805   { CA_RESTART_LEVEL,           0,      options_action_arg_none,        },
1806   { CA_SHOW_ENVELOPE,           0,      options_action_arg_envelope,    },
1807   { CA_ADD_KEY,                 0,      options_action_arg_key,         },
1808   { CA_REMOVE_KEY,              0,      options_action_arg_key,         },
1809   { CA_SET_PLAYER_SPEED,        1,      options_action_arg_speed,       },
1810   { CA_SET_LEVEL_GEMS,          2,      options_action_arg_number,      },
1811   { CA_SET_LEVEL_TIME,          2,      options_action_arg_number,      },
1812   { CA_SET_LEVEL_SCORE,         2,      options_action_arg_number,      },
1813   { CA_SET_CE_SCORE,            2,      options_action_arg_number,      },
1814   { CA_SET_CE_VALUE,            2,      options_action_arg_number,      },
1815   { CA_SET_PLAYER_GRAVITY,      1,      options_action_arg_gravity,     },
1816   { CA_SET_WIND_DIRECTION,      1,      options_action_arg_direction,   },
1817
1818   { -1,                         FALSE,  NULL                            }
1819 };
1820
1821 static struct
1822 {
1823   int x, y;
1824   int gadget_id;
1825   int gadget_id_align;
1826   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1827   struct ValueTextInfo *options;
1828   int *value;
1829   char *text_left, *text_right, *infotext;
1830 } selectbox_info[ED_NUM_SELECTBOX] =
1831 {
1832   /* ---------- level and editor settings ---------------------------------- */
1833
1834   {
1835     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1836     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1837     -1,
1838     options_time_or_steps,
1839     &level.use_step_counter,
1840     NULL, "(0 => no limit)",            "time or step limit"
1841   },
1842   {
1843     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1844     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1845     -1,
1846     options_game_engine_type,
1847     &level.game_engine_type,
1848     "game engine:", NULL,               "game engine"
1849   },
1850   {
1851     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(12),
1852     GADGET_ID_WIND_DIRECTION,           GADGET_ID_NONE,
1853     -1,
1854     options_wind_direction,
1855     &level.wind_direction_initial,
1856     "initial wind direction:", NULL,    "initial wind direction"
1857   },
1858
1859   /* ---------- element settings: configure (several elements) ------------- */
1860
1861   /* ---------- element settings: configure 1 (custom elements) ------------ */
1862
1863   {
1864     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1865     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1866     -1,
1867     options_access_type,
1868     &custom_element.access_type,
1869     NULL, NULL,                         "type of access to this field"
1870   },
1871   {
1872     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1873     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1874     -1,
1875     options_access_layer,
1876     &custom_element.access_layer,
1877     NULL, NULL,                         "layer of access for this field"
1878   },
1879   {
1880     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1881     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1882     -1,
1883     options_access_protected,
1884     &custom_element.access_protected,
1885     NULL, NULL,                         "protected access for this field"
1886   },
1887   {
1888     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1889     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1890     -1,
1891     options_access_direction,
1892     &custom_element.access_direction,
1893     "from", NULL,                       "access direction for this field"
1894   },
1895   {
1896     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1897     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1898     -1,
1899     options_walk_to_action,
1900     &custom_element.walk_to_action,
1901     NULL, NULL,                         "diggable/collectible/pushable"
1902   },
1903
1904   /* ---------- element settings: configure 2 (custom elements) ------------ */
1905
1906   {
1907     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1908     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1909     -1,
1910     options_move_pattern,
1911     &custom_element.move_pattern,
1912     "can move", NULL,                   "element move pattern"
1913   },
1914   {
1915     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1916     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1917     -1,
1918     options_move_direction,
1919     &custom_element.move_direction_initial,
1920     "starts moving", NULL,              "initial element move direction"
1921   },
1922   {
1923     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1924     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1925     -1,
1926     options_move_stepsize,
1927     &custom_element.move_stepsize,
1928     "move/fall speed", NULL,            "speed of element movement"
1929   },
1930   {
1931     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1932     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1933     -1,
1934     options_move_leave_type,
1935     &custom_element.move_leave_type,
1936     "can dig:    can", ":",             "leave behind or change element"
1937   },
1938   {
1939     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1940     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1941     -1,
1942     options_smash_targets,
1943     &custom_element.smash_targets,
1944     "can smash", NULL,                  "elements that can be smashed"
1945   },
1946   {
1947     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1948     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1949     -1,
1950     options_slippery_type,
1951     &custom_element.slippery_type,
1952     "slippery", NULL,                   "where other elements fall down"
1953   },
1954   {
1955     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
1956     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1957     -1,
1958     options_deadliness,
1959     &custom_element.deadliness,
1960     "deadly when", NULL,                "deadliness of element"
1961   },
1962   {
1963     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
1964     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1965     -1,
1966     options_explosion_type,
1967     &custom_element.explosion_type,
1968     "can explode", NULL,                "explosion type"
1969   },
1970
1971   /* ---------- element settings: advanced (custom elements) --------------- */
1972
1973   {
1974     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
1975     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1976     -1,
1977     options_time_units,
1978     &custom_element_change.delay_frames,
1979     "delay time given in", NULL,        "delay time units for change"
1980   },
1981   {
1982     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
1983     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1984     -1,
1985     options_change_direct_action,
1986     &custom_element_change.direct_action,
1987     NULL, NULL,                         "type of direct action"
1988   },
1989   {
1990     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
1991     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1992     -1,
1993     options_change_other_action,
1994     &custom_element_change.other_action,
1995     NULL, "element:",                   "type of other element action"
1996   },
1997   {
1998     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
1999     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
2000     -1,
2001     options_change_trigger_side,
2002     &custom_element_change.trigger_side,
2003     "at", "side",                       "element side that causes change"
2004   },
2005   {
2006     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2007     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
2008     -1,
2009     options_change_trigger_player,
2010     &custom_element_change.trigger_player,
2011     "player:", " ",                     "player that causes change"
2012   },
2013   {
2014     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2015     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
2016     -1,
2017     options_change_trigger_page,
2018     &custom_element_change.trigger_page,
2019     "page:", NULL,                      "change page that causes change"
2020   },
2021   {
2022     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
2023     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
2024     -1,
2025     options_change_replace_when,
2026     &custom_element_change.replace_when,
2027     "replace when", NULL,               "which elements can be replaced"
2028   },
2029   {
2030     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
2031     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
2032     -1,
2033     options_action_type,
2034     &custom_element_change.action_type,
2035     NULL, NULL,                         "action on specified condition"
2036   },
2037   {
2038     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2039     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
2040     -1,
2041     options_action_mode_none,
2042     &custom_element_change.action_mode,
2043     NULL, NULL,                         "action operator"
2044   },
2045   {
2046     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2047     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
2048     -1,
2049     options_action_arg_none,
2050     &custom_element_change.action_arg,
2051     NULL, NULL,                         "action parameter"
2052   },
2053   {
2054     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
2055     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
2056     3,
2057     options_change_page,
2058     &custom_element.current_change_page,
2059     NULL, NULL,                         "element change page"
2060   },
2061
2062   /* ---------- element settings: configure (group elements) --------------- */
2063
2064   {
2065     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2066     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
2067     -1,
2068     options_group_choice_mode,
2069     &group_element_info.choice_mode,
2070     "choice type:", NULL,               "type of group element choice"
2071   },
2072 };
2073
2074 static struct
2075 {
2076   int x, y;
2077   int gadget_id;
2078   int gadget_id_align;
2079   int size;
2080   char *text;
2081   char *text_left, *text_right, *infotext;
2082 } textbutton_info[ED_NUM_TEXTBUTTONS] =
2083 {
2084   {
2085     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
2086     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
2087     8,                                  "Info",
2088     NULL, NULL,                         "Show information about element"
2089   },
2090   {
2091     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
2092     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
2093     8,                                  "Config",
2094     NULL, NULL,                         "Configure element properties"
2095   },
2096   {
2097     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
2098     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
2099     8,                                  "Config 1",
2100     NULL, NULL,                         "Configure custom element properties"
2101   },
2102   {
2103     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
2104     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
2105     8,                                  "Config 2",
2106     NULL, NULL,                         "Configure custom element properties"
2107   },
2108   {
2109     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
2110     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
2111     8,                                  "Change",
2112     NULL, NULL,                         "Custom element change configuration"
2113   },
2114   {
2115     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2116     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
2117     -1,                                 "Save",
2118     " ", "As Template",                 "Save current settings as new template"
2119   },
2120   {
2121     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2122     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
2123     -1,                                 "New",
2124     NULL, NULL,                         "Add new change page"
2125   },
2126   {
2127     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2128     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
2129     -1,                                 "Delete",
2130     NULL, NULL,                         "Delete current change page"
2131   },
2132 };
2133
2134 static struct
2135 {
2136   int gd_x, gd_y;
2137   int x, y;
2138   int width, height;
2139   int gadget_id;
2140   int gadget_id_align;
2141   char *text_left, *text_right, *infotext;
2142 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
2143 {
2144   {
2145     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
2146     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
2147     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2148     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
2149     NULL, NULL,                         "select previous change page"
2150   },
2151   {
2152     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
2153     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2154     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2155     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
2156     NULL, "change page",                "select next change page"
2157   },
2158   {
2159     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
2160     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2161     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2162     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
2163     " ", NULL,                          "copy settings from this change page"
2164   },
2165   {
2166     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
2167     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2168     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2169     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
2170     NULL, NULL,                         "paste settings to this change page"
2171   },
2172 };
2173
2174 static struct
2175 {
2176   int gd_x, gd_y;
2177   int x, y;
2178   int gadget_id;
2179   char *infotext;
2180 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2181 {
2182   {
2183     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
2184     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
2185     GADGET_ID_SCROLL_UP,
2186     "scroll level editing area up"
2187   },
2188   {
2189     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
2190     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
2191     GADGET_ID_SCROLL_DOWN,
2192     "scroll level editing area down"
2193   },
2194   {
2195     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
2196     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
2197     GADGET_ID_SCROLL_LEFT,
2198     "scroll level editing area left"
2199   },
2200   {
2201     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
2202     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
2203     GADGET_ID_SCROLL_RIGHT,
2204     "scroll level editing area right"
2205   },
2206   {
2207     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
2208     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
2209     GADGET_ID_SCROLL_LIST_UP,
2210     "scroll element list up ('Page Up')"
2211   },
2212   {
2213     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2214     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2215     GADGET_ID_SCROLL_LIST_DOWN,
2216     "scroll element list down ('Page Down')"
2217   },
2218 };
2219
2220 static struct
2221 {
2222   int gd_x, gd_y;
2223   int x, y;
2224   int width, height;
2225   int type;
2226   int gadget_id;
2227   char *infotext;
2228 } scrollbar_info[ED_NUM_SCROLLBARS] =
2229 {
2230   {
2231     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2232     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2233     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2234     GD_TYPE_SCROLLBAR_HORIZONTAL,
2235     GADGET_ID_SCROLL_HORIZONTAL,
2236     "scroll level editing area horizontally"
2237   },
2238   {
2239     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2240     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2241     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2242     GD_TYPE_SCROLLBAR_VERTICAL,
2243     GADGET_ID_SCROLL_VERTICAL,
2244     "scroll level editing area vertically"
2245   },
2246   {
2247     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2248     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2249     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2250     GD_TYPE_SCROLLBAR_VERTICAL,
2251     GADGET_ID_SCROLL_LIST_VERTICAL,
2252     "scroll element list vertically"
2253   }
2254 };
2255
2256 static struct
2257 {
2258   int x, y;
2259   int gadget_id;
2260   int gadget_id_align;
2261   int radio_button_nr;
2262   int *value;
2263   int checked_value;
2264   char *text_left, *text_right, *infotext;
2265 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2266 {
2267   {
2268     -1,                                 ED_COUNTER2_YPOS(8),
2269     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2270     RADIO_NR_RANDOM_ELEMENTS,
2271     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2272     " ", "percentage",                  "use percentage for random elements"
2273   },
2274   {
2275     -1,                                 ED_COUNTER2_YPOS(8),
2276     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2277     RADIO_NR_RANDOM_ELEMENTS,
2278     &random_placement_method,           RANDOM_USE_QUANTITY,
2279     " ", "quantity",                    "use quantity for random elements"
2280   }
2281 };
2282
2283 static struct
2284 {
2285   int x, y;
2286   int gadget_id;
2287   int gadget_id_align;
2288   boolean *value;
2289   char *text_left, *text_right, *infotext;
2290 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2291 {
2292   /* ---------- level and editor settings ---------------------------------- */
2293
2294   {
2295     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2296     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2297     &level.initial_gravity,
2298     NULL,
2299     "initial gravity",                  "set initial level gravity"
2300   },
2301   {
2302     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2303     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2304     &random_placement_background_restricted,
2305     NULL,
2306     "restrict random placement to:",    "set random placement restriction"
2307   },
2308
2309   /* ---------- element settings: configure (various elements) ------------- */
2310
2311   {
2312     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2313     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2314     &stick_element_properties_window,
2315     NULL,
2316     "stick this screen to edit content","stick this screen to edit content"
2317   },
2318   {
2319     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2320     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2321     &level.em_slippery_gems,
2322     NULL,
2323     "slip down from certain flat walls","use EM style slipping behaviour"
2324   },
2325   {
2326     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2327     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2328     &level.use_spring_bug,
2329     NULL,
2330     "use spring pushing bug",           "use odd spring pushing behaviour"
2331   },
2332   {
2333     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2334     GADGET_ID_USE_TIME_ORB_BUG,         GADGET_ID_NONE,
2335     &level.use_time_orb_bug,
2336     NULL,
2337     "use time orb bug",                 "use odd time orb behaviour"
2338   },
2339   {
2340     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2341     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2342     &level.grow_into_diggable,
2343     NULL,
2344     "can grow into anything diggable",  "grow into more than just sand"
2345   },
2346   {
2347     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2348     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2349     &level.double_speed,
2350     NULL,
2351     "double speed movement",            "set initial movement speed of player"
2352   },
2353   {
2354     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2355     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2356     &level.block_last_field,
2357     NULL,
2358     "block last field when moving",     "player blocks last field when moving"
2359   },
2360   {
2361     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2362     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2363     &level.sp_block_last_field,
2364     NULL,
2365     "block last field when moving",     "player blocks last field when moving"
2366   },
2367   {
2368     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2369     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2370     &level.instant_relocation,
2371     NULL,
2372     "no scrolling when relocating",     "player gets relocated without delay"
2373   },
2374   {
2375     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2376     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2377     &level.can_pass_to_walkable,
2378     NULL,
2379     "can pass to walkable element",     "player can pass to empty or walkable"
2380   },
2381   {
2382     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2383     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2384     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2385     NULL,
2386     "can fall into acid (with gravity)","player can fall into acid pool"
2387   },
2388   {
2389     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2390     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2391     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2392     NULL,
2393     "can move into acid",               "element can move into acid pool"
2394   },
2395   {
2396     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2397     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2398     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2399     NULL,
2400     "deadly when colliding with",       "element is deadly when hitting player"
2401   },
2402
2403   /* ---------- element settings: configure 1 (custom elements) ----------- */
2404
2405   {
2406     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2407     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2408     &custom_element.use_gfx_element,
2409
2410     /* !!! add separate "use existing element sound" !!! */
2411 #if 0
2412     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2413 #else
2414     NULL, "use graphic of element:",    "use existing element graphic"
2415 #endif
2416   },
2417   {
2418     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2419     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2420     &level.use_custom_template,
2421     NULL, "use template",               "use template for custom properties"
2422   },
2423   {
2424     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2425     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2426     &custom_element_properties[EP_ACCESSIBLE],
2427     NULL, NULL,                         "player can walk to or pass this field"
2428   },
2429   {
2430     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2431     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2432     &custom_element_properties[EP_GRAVITY_REACHABLE],
2433     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2434   },
2435   {
2436     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2437     GADGET_ID_CUSTOM_USE_LAST_VALUE,    GADGET_ID_NONE,
2438     &custom_element.use_last_ce_value,
2439     NULL, "use last CE value after change", "use last CE value after change"
2440   },
2441   {
2442     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2443     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2444     &custom_element_properties[EP_WALK_TO_OBJECT],
2445     NULL, NULL,                         "player can dig/collect/push element"
2446   },
2447   {
2448     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2449     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2450     &custom_element_properties[EP_INDESTRUCTIBLE],
2451     NULL, "indestructible",             "element is indestructible"
2452   },
2453
2454   /* ---------- element settings: configure 2 (custom elements) ----------- */
2455
2456   {
2457     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2458     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2459     &custom_element_properties[EP_CAN_MOVE],
2460     NULL, NULL,                         "element can move with some pattern"
2461   },
2462   {
2463     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2464     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2465     &custom_element_properties[EP_CAN_FALL],
2466     NULL, "can fall",                   "element can fall down"
2467   },
2468   {
2469     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2470     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2471     &custom_element_properties[EP_CAN_SMASH],
2472     " ", NULL,                          "element can smash other elements"
2473   },
2474   {
2475     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2476     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2477     &custom_element_properties[EP_SLIPPERY],
2478     NULL, NULL,                         "other elements can fall down from it"
2479   },
2480   {
2481     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2482     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2483     &custom_element_properties[EP_DEADLY],
2484     NULL, NULL,                         "element can kill the player"
2485   },
2486   {
2487     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2488     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2489     &custom_element_properties[EP_CAN_EXPLODE],
2490     NULL, NULL,                         "element can explode"
2491   },
2492   {
2493     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2494     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2495     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2496     NULL, "by fire",                    "element can explode by fire/explosion"
2497   },
2498   {
2499     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2500     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2501     &custom_element_properties[EP_EXPLODES_SMASHED],
2502     " ", "smashed",                     "element can explode when smashed"
2503   },
2504   {
2505     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2506     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2507     &custom_element_properties[EP_EXPLODES_IMPACT],
2508     " ", "impact",                      "element can explode on impact"
2509   },
2510
2511   /* ---------- element settings: advanced (custom elements) --------------- */
2512
2513   {
2514     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2515     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2516     &custom_element_change.can_change,
2517     NULL, "element changes to:",        "change element on specified condition"
2518   },
2519   {
2520     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2521     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2522     &custom_element_change_events[CE_DELAY],
2523     NULL, NULL,                         "element changes after delay"
2524   },
2525   {
2526     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2527     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2528     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2529     NULL, NULL,                         "element changes by direct action"
2530   },
2531   {
2532     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2533     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2534     &custom_element_change_events[CE_BY_OTHER_ACTION],
2535     NULL, NULL,                         "element changes by other element"
2536   },
2537   {
2538     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2539     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2540     &custom_element_change.explode,
2541     NULL, "explode instead of change",  "element explodes instead of change"
2542   },
2543   {
2544     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2545     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2546     &custom_element_change.use_target_content,
2547     NULL, "use extended change target:","element changes to more elements"
2548   },
2549   {
2550     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2551     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2552     &custom_element_change.only_if_complete,
2553     NULL, "replace all or nothing",     "only replace when all can be changed"
2554   },
2555   {
2556     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2557     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2558     &custom_element_change.use_random_replace,
2559     NULL, NULL,                         "use percentage for random replace"
2560   },
2561   {
2562     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2563     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2564     &custom_element_change.has_action,
2565     NULL, NULL,                         "execute action on specified condition"
2566   },
2567 };
2568
2569 static struct
2570 {
2571   int x, y;
2572   int area_xsize, area_ysize;
2573   int gadget_id;
2574   int gadget_id_align;
2575   char *text_left, *text_right, *text_below;
2576 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2577 {
2578   /* ---------- level playfield content ------------------------------------ */
2579
2580   {
2581     0, 0,
2582     MAX_ED_FIELDX, MAX_ED_FIELDY,
2583     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2584     NULL, NULL,                         NULL
2585   },
2586
2587   /* ---------- yam yam content -------------------------------------------- */
2588
2589   {
2590     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2591     3, 3,
2592     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2593     NULL, NULL,                         "1"
2594   },
2595   {
2596     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2597     3, 3,
2598     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2599     NULL, NULL,                         "2"
2600   },
2601   {
2602     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2603     3, 3,
2604     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2605     NULL, NULL,                         "3"
2606   },
2607   {
2608     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2609     3, 3,
2610     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2611     NULL, NULL,                         "4"
2612   },
2613   {
2614     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2615     3, 3,
2616     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2617     NULL, NULL,                         "5"
2618   },
2619   {
2620     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2621     3, 3,
2622     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2623     NULL, NULL,                         "6"
2624   },
2625   {
2626     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2627     3, 3,
2628     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2629     NULL, NULL,                         "7"
2630   },
2631   {
2632     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2633     3, 3,
2634     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2635     NULL, NULL,                         "8"
2636   },
2637
2638   /* ---------- magic ball content ----------------------------------------- */
2639
2640   {
2641     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2642     3, 3,
2643     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2644     NULL, NULL,                         "1"
2645   },
2646   {
2647     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2648     3, 3,
2649     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2650     NULL, NULL,                         "2"
2651   },
2652   {
2653     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2654     3, 3,
2655     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2656     NULL, NULL,                         "3"
2657   },
2658   {
2659     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2660     3, 3,
2661     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2662     NULL, NULL,                         "4"
2663   },
2664   {
2665     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2666     3, 3,
2667     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2668     NULL, NULL,                         "5"
2669   },
2670   {
2671     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2672     3, 3,
2673     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2674     NULL, NULL,                         "6"
2675   },
2676   {
2677     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2678     3, 3,
2679     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2680     NULL, NULL,                         "7"
2681   },
2682   {
2683     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2684     3, 3,
2685     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2686     NULL, NULL,                         "8"
2687   },
2688
2689   /* ---------- amoeba content --------------------------------------------- */
2690
2691   {
2692     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2693     1, 1,
2694     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2695     "content:", NULL,                   NULL
2696   },
2697
2698   /* ---------- element settings: configure 1 (custom elements) ----------- */
2699
2700   /* ---------- custom graphic --------------------------------------------- */
2701
2702   {
2703     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2704     1, 1,
2705     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2706     NULL, NULL,                         NULL
2707   },
2708
2709   /* ---------- element settings: configure 2 (custom elements) ----------- */
2710
2711   /* ---------- custom content (when exploding) ---------------------------- */
2712
2713   {
2714     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2715     3, 3,
2716     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2717     "content:", NULL,                   NULL
2718   },
2719
2720   /* ---------- custom enter and leave element (when moving) --------------- */
2721
2722   {
2723     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2724     1, 1,
2725     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2726     "can dig:", " ",                    NULL
2727   },
2728   {
2729     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2730     1, 1,
2731     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2732     NULL, NULL,                         NULL
2733   },
2734
2735   /* ---------- element settings: advanced (custom elements) --------------- */
2736
2737   /* ---------- custom change target --------------------------------------- */
2738
2739   {
2740     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2741     1, 1,
2742     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2743     NULL, "after/when:",                NULL
2744   },
2745
2746   /* ---------- custom change content (extended change target) ------------- */
2747
2748   {
2749     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2750     3, 3,
2751     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2752     NULL, NULL,                         NULL
2753   },
2754
2755   /* ---------- custom change trigger (element causing change) ------------- */
2756
2757   {
2758     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2759     1, 1,
2760     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2761     NULL, NULL,                         NULL
2762   },
2763
2764   /* ---------- group element content -------------------------------------- */
2765
2766   {
2767     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2768     MAX_ELEMENTS_IN_GROUP, 1,
2769     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2770     "content:", NULL,                   NULL
2771   },
2772
2773   /* ---------- random background (for random painting) -------------------- */
2774
2775   {
2776     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2777     1, 1,
2778     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2779     NULL, NULL,                         NULL
2780   },
2781 };
2782
2783
2784 /*
2785   -----------------------------------------------------------------------------
2786   some internally used variables
2787   -----------------------------------------------------------------------------
2788 */
2789
2790 /* actual size of level editor drawing area */
2791 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2792
2793 /* actual position of level editor drawing area in level playfield */
2794 static int level_xpos = -1, level_ypos = -1;
2795
2796 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2797
2798 /* drawing elements on the three mouse buttons */
2799 static int new_element1 = EL_WALL;
2800 static int new_element2 = EL_EMPTY;
2801 static int new_element3 = EL_SAND;
2802
2803 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
2804 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2805                                 (button) == 2 ? new_element2 : \
2806                                 (button) == 3 ? new_element3 : EL_EMPTY)
2807 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2808
2809 /* forward declaration for internal use */
2810 static void ModifyEditorCounterValue(int, int);
2811 static void ModifyEditorCounterLimits(int, int, int);
2812 static void ModifyEditorSelectboxValue(int, int);
2813 static void ModifyEditorSelectboxOptions(int, struct ValueTextInfo *);
2814 static void ModifyEditorDrawingArea(int, int, int);
2815 static void ModifyEditorElementList();
2816 static void RedrawDrawingElements();
2817 static void DrawDrawingWindow();
2818 static void DrawLevelInfoWindow();
2819 static void DrawPropertiesWindow();
2820 static void UpdateCustomElementGraphicGadgets();
2821 static boolean checkPropertiesConfig(int);
2822 static void CopyLevelToUndoBuffer(int);
2823 static void HandleDrawingAreas(struct GadgetInfo *);
2824 static void HandleCounterButtons(struct GadgetInfo *);
2825 static void HandleTextInputGadgets(struct GadgetInfo *);
2826 static void HandleTextAreaGadgets(struct GadgetInfo *);
2827 static void HandleSelectboxGadgets(struct GadgetInfo *);
2828 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2829 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2830 static void HandleRadiobuttons(struct GadgetInfo *);
2831 static void HandleCheckbuttons(struct GadgetInfo *);
2832 static void HandleControlButtons(struct GadgetInfo *);
2833 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2834
2835 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2836 static int right_gadget_border[NUM_EDITOR_GADGETS];
2837
2838 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2839 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2840 static boolean draw_with_brush = FALSE;
2841 static int properties_element = 0;
2842
2843 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2844 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2845 static int undo_buffer_position = 0;
2846 static int undo_buffer_steps = 0;
2847
2848 static int edit_mode;
2849 static int edit_mode_properties;
2850
2851 static int element_shift = 0;
2852
2853 static int editor_hl_boulderdash[] =
2854 {
2855   EL_CHAR('B'),
2856   EL_CHAR('O'),
2857   EL_CHAR('U'),
2858   EL_CHAR('L'),
2859
2860   EL_CHAR('-'),
2861   EL_CHAR('D'),
2862   EL_CHAR('E'),
2863   EL_CHAR('R'),
2864
2865   EL_CHAR('D'),
2866   EL_CHAR('A'),
2867   EL_CHAR('S'),
2868   EL_CHAR('H'),
2869 };
2870
2871 static int editor_el_boulderdash[] =
2872 {
2873   EL_PLAYER_1,
2874   EL_EMPTY,
2875   EL_SAND,
2876   EL_STEELWALL,
2877
2878   EL_BD_WALL,
2879   EL_BD_MAGIC_WALL,
2880   EL_EXIT_CLOSED,
2881   EL_EXIT_OPEN,
2882
2883   EL_BD_DIAMOND,
2884   EL_BD_BUTTERFLY_UP,
2885   EL_BD_FIREFLY_UP,
2886   EL_BD_ROCK,
2887
2888   EL_BD_BUTTERFLY_LEFT,
2889   EL_BD_FIREFLY_LEFT,
2890   EL_BD_BUTTERFLY_RIGHT,
2891   EL_BD_FIREFLY_RIGHT,
2892
2893   EL_BD_AMOEBA,
2894   EL_BD_BUTTERFLY_DOWN,
2895   EL_BD_FIREFLY_DOWN,
2896   EL_EMPTY,
2897 };
2898 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2899 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2900 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2901 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2902
2903 static int editor_hl_emerald_mine[] =
2904 {
2905   EL_CHAR('E'),
2906   EL_CHAR('M'),
2907   EL_CHAR('E'),
2908   EL_CHAR('-'),
2909
2910   EL_CHAR('R'),
2911   EL_CHAR('A'),
2912   EL_CHAR('L'),
2913   EL_CHAR('D'),
2914
2915   EL_CHAR('M'),
2916   EL_CHAR('I'),
2917   EL_CHAR('N'),
2918   EL_CHAR('E'),
2919 };
2920
2921 static int editor_el_emerald_mine[] =
2922 {
2923   EL_PLAYER_1,
2924   EL_PLAYER_2,
2925   EL_PLAYER_3,
2926   EL_PLAYER_4,
2927
2928   EL_PLAYER_1,
2929   EL_EMPTY,
2930   EL_SAND,
2931   EL_ROCK,
2932
2933   EL_STEELWALL,
2934   EL_WALL,
2935   EL_WALL_SLIPPERY,
2936   EL_MAGIC_WALL,
2937
2938   EL_EMERALD,
2939   EL_DIAMOND,
2940   EL_NUT,
2941   EL_BOMB,
2942
2943   EL_WALL_EMERALD,
2944   EL_WALL_DIAMOND,
2945   EL_QUICKSAND_EMPTY,
2946   EL_QUICKSAND_FULL,
2947
2948   EL_DYNAMITE,
2949   EL_DYNAMITE_ACTIVE,
2950   EL_EXIT_CLOSED,
2951   EL_EXIT_OPEN,
2952
2953   EL_YAMYAM,
2954   EL_BUG_UP,
2955   EL_SPACESHIP_UP,
2956   EL_ROBOT,
2957
2958   EL_BUG_LEFT,
2959   EL_SPACESHIP_LEFT,
2960   EL_BUG_RIGHT,
2961   EL_SPACESHIP_RIGHT,
2962
2963   EL_ROBOT_WHEEL,
2964   EL_BUG_DOWN,
2965   EL_SPACESHIP_DOWN,
2966   EL_INVISIBLE_WALL,
2967
2968   EL_ACID_POOL_TOPLEFT,
2969   EL_ACID,
2970   EL_ACID_POOL_TOPRIGHT,
2971   EL_EMPTY,
2972
2973   EL_ACID_POOL_BOTTOMLEFT,
2974   EL_ACID_POOL_BOTTOM,
2975   EL_ACID_POOL_BOTTOMRIGHT,
2976   EL_EMPTY,
2977
2978   EL_AMOEBA_DROP,
2979   EL_AMOEBA_DEAD,
2980   EL_AMOEBA_WET,
2981   EL_AMOEBA_DRY,
2982
2983   EL_EM_KEY_1,
2984   EL_EM_KEY_2,
2985   EL_EM_KEY_3,
2986   EL_EM_KEY_4,
2987
2988   EL_EM_GATE_1,
2989   EL_EM_GATE_2,
2990   EL_EM_GATE_3,
2991   EL_EM_GATE_4,
2992
2993   EL_EM_GATE_1_GRAY,
2994   EL_EM_GATE_2_GRAY,
2995   EL_EM_GATE_3_GRAY,
2996   EL_EM_GATE_4_GRAY,
2997 };
2998 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2999 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
3000 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
3001 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
3002
3003 static int editor_hl_emerald_mine_club[] =
3004 {
3005   EL_CHAR('E'),
3006   EL_CHAR('M'),
3007   EL_CHAR('E'),
3008   EL_CHAR('-'),
3009
3010   EL_CHAR('R'),
3011   EL_CHAR('A'),
3012   EL_CHAR('L'),
3013   EL_CHAR('D'),
3014
3015   EL_CHAR('M'),
3016   EL_CHAR('I'),
3017   EL_CHAR('N'),
3018   EL_CHAR('E'),
3019
3020   EL_CHAR('C'),
3021   EL_CHAR('L'),
3022   EL_CHAR('U'),
3023   EL_CHAR('B'),
3024 };
3025
3026 static int editor_el_emerald_mine_club[] =
3027 {
3028   EL_EMC_KEY_5,
3029   EL_EMC_KEY_6,
3030   EL_EMC_KEY_7,
3031   EL_EMC_KEY_8,
3032
3033   EL_EMC_GATE_5,
3034   EL_EMC_GATE_6,
3035   EL_EMC_GATE_7,
3036   EL_EMC_GATE_8,
3037
3038   EL_EMC_GATE_5_GRAY,
3039   EL_EMC_GATE_6_GRAY,
3040   EL_EMC_GATE_7_GRAY,
3041   EL_EMC_GATE_8_GRAY,
3042
3043   EL_EMC_STEELWALL_1,
3044   EL_EMC_STEELWALL_2,
3045   EL_EMC_STEELWALL_3,
3046   EL_EMC_STEELWALL_4,
3047
3048   EL_EMC_WALL_13,
3049   EL_EMC_WALL_14,
3050   EL_EMC_WALL_15,
3051   EL_EMC_WALL_16,
3052
3053   EL_EMC_WALL_SLIPPERY_1,
3054   EL_EMC_WALL_SLIPPERY_2,
3055   EL_EMC_WALL_SLIPPERY_3,
3056   EL_EMC_WALL_SLIPPERY_4,
3057
3058   EL_EMC_WALL_1,
3059   EL_EMC_WALL_2,
3060   EL_EMC_WALL_3,
3061   EL_EMC_WALL_4,
3062
3063   EL_EMC_WALL_5,
3064   EL_EMC_WALL_6,
3065   EL_EMC_WALL_7,
3066   EL_EMC_WALL_8,
3067
3068   EL_EMC_WALL_9,
3069   EL_EMC_WALL_10,
3070   EL_EMC_WALL_11,
3071   EL_EMC_WALL_12,
3072
3073 #if RELEASE_3_1_2
3074   EL_EMPTY,
3075 #else
3076   EL_EMC_ANDROID,
3077 #endif
3078   EL_BALLOON,
3079   EL_BALLOON_SWITCH_ANY,
3080 #if RELEASE_3_1_2
3081   EL_EMPTY,
3082 #else
3083   EL_BALLOON_SWITCH_NONE,
3084 #endif
3085
3086   EL_BALLOON_SWITCH_LEFT,
3087   EL_BALLOON_SWITCH_RIGHT,
3088   EL_BALLOON_SWITCH_UP,
3089   EL_BALLOON_SWITCH_DOWN,
3090
3091   EL_EMC_GRASS,
3092   EL_EMC_PLANT,
3093 #if RELEASE_3_1_2
3094   EL_EMPTY,
3095   EL_EMPTY,
3096 #else
3097   EL_EMC_LENSES,
3098   EL_EMC_MAGNIFIER,
3099 #endif
3100
3101 #if RELEASE_3_1_2
3102   EL_EMPTY,
3103   EL_EMPTY,
3104 #else
3105   EL_EMC_MAGIC_BALL,
3106   EL_EMC_MAGIC_BALL_SWITCH,
3107 #endif
3108   EL_SPRING,
3109 #if RELEASE_3_1_2
3110   EL_EMPTY,
3111 #else
3112   EL_EMC_SPRING_BUMPER,
3113 #endif
3114
3115 #if RELEASE_3_1_2
3116   EL_EMPTY,
3117 #else
3118   EL_EMC_DRIPPER,
3119 #endif
3120   EL_EMC_FAKE_GRASS,
3121   EL_EMPTY,
3122   EL_EMPTY,
3123 };
3124 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
3125 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
3126 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
3127 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
3128
3129 static int editor_hl_more[] =
3130 {
3131   EL_CHAR('M'),
3132   EL_CHAR('O'),
3133   EL_CHAR('R'),
3134   EL_CHAR('E'),
3135 };
3136
3137 static int editor_el_more[] =
3138 {
3139   EL_KEY_1,
3140   EL_KEY_2,
3141   EL_KEY_3,
3142   EL_KEY_4,
3143
3144   EL_GATE_1,
3145   EL_GATE_2,
3146   EL_GATE_3,
3147   EL_GATE_4,
3148
3149   EL_GATE_1_GRAY,
3150   EL_GATE_2_GRAY,
3151   EL_GATE_3_GRAY,
3152   EL_GATE_4_GRAY,
3153
3154   EL_ARROW_LEFT,
3155   EL_ARROW_RIGHT,
3156   EL_ARROW_UP,
3157   EL_ARROW_DOWN,
3158
3159   EL_AMOEBA_FULL,
3160   EL_EMERALD_YELLOW,
3161   EL_EMERALD_RED,
3162   EL_EMERALD_PURPLE,
3163
3164   EL_WALL_BD_DIAMOND,
3165   EL_WALL_EMERALD_YELLOW,
3166   EL_WALL_EMERALD_RED,
3167   EL_WALL_EMERALD_PURPLE,
3168
3169   EL_GAME_OF_LIFE,
3170   EL_PACMAN_UP,
3171   EL_TIME_ORB_FULL,
3172   EL_TIME_ORB_EMPTY,
3173
3174   EL_PACMAN_LEFT,
3175   EL_DARK_YAMYAM,
3176   EL_PACMAN_RIGHT,
3177   EL_EXPANDABLE_WALL,
3178
3179   EL_BIOMAZE,
3180   EL_PACMAN_DOWN,
3181   EL_LAMP,
3182   EL_LAMP_ACTIVE,
3183
3184   EL_DYNABOMB_INCREASE_NUMBER,
3185   EL_DYNABOMB_INCREASE_SIZE,
3186   EL_DYNABOMB_INCREASE_POWER,
3187   EL_STONEBLOCK,
3188
3189   EL_MOLE,
3190   EL_PENGUIN,
3191   EL_PIG,
3192   EL_DRAGON,
3193
3194   EL_BUG,
3195   EL_MOLE_UP,
3196   EL_BD_BUTTERFLY,
3197   EL_BD_FIREFLY,
3198
3199   EL_MOLE_LEFT,
3200   EL_EMPTY,
3201   EL_MOLE_RIGHT,
3202   EL_PACMAN,
3203
3204   EL_SPACESHIP,
3205   EL_MOLE_DOWN,
3206   EL_EMPTY,
3207   EL_EMPTY,
3208
3209   EL_SATELLITE,
3210   EL_EXPANDABLE_WALL_HORIZONTAL,
3211   EL_EXPANDABLE_WALL_VERTICAL,
3212   EL_EXPANDABLE_WALL_ANY,
3213
3214   EL_INVISIBLE_STEELWALL,
3215   EL_INVISIBLE_WALL,
3216   EL_SPEED_PILL,
3217   EL_BLACK_ORB,
3218 };
3219 static int *editor_hl_more_ptr = editor_hl_more;
3220 static int *editor_el_more_ptr = editor_el_more;
3221 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
3222 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
3223
3224 static int editor_hl_sokoban[] =
3225 {
3226   EL_CHAR('S'),
3227   EL_CHAR('O'),
3228   EL_CHAR('K'),
3229   EL_CHAR('O'),
3230
3231   EL_CHAR('-'),
3232   EL_CHAR('B'),
3233   EL_CHAR('A'),
3234   EL_CHAR('N'),
3235 };
3236
3237 static int editor_el_sokoban[] =
3238 {
3239   EL_SOKOBAN_OBJECT,
3240   EL_SOKOBAN_FIELD_EMPTY,
3241   EL_SOKOBAN_FIELD_FULL,
3242   EL_SOKOBAN_FIELD_PLAYER,
3243 };
3244 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3245 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3246 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3247 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3248
3249 static int editor_hl_supaplex[] =
3250 {
3251   EL_CHAR('S'),
3252   EL_CHAR('U'),
3253   EL_CHAR('P'),
3254   EL_CHAR('A'),
3255
3256   EL_CHAR('P'),
3257   EL_CHAR('L'),
3258   EL_CHAR('E'),
3259   EL_CHAR('X'),
3260 };
3261
3262 static int editor_el_supaplex[] =
3263 {
3264 #if 1
3265   EL_EMPTY,
3266 #else
3267   EL_SP_EMPTY,
3268 #endif
3269   EL_SP_ZONK,
3270   EL_SP_BASE,
3271   EL_SP_MURPHY,
3272
3273   EL_SP_INFOTRON,
3274   EL_SP_CHIP_SINGLE,
3275   EL_SP_HARDWARE_GRAY,
3276   EL_SP_EXIT_CLOSED,
3277
3278   EL_SP_DISK_ORANGE,
3279   EL_SP_PORT_RIGHT,
3280   EL_SP_PORT_DOWN,
3281   EL_SP_PORT_LEFT,
3282
3283   EL_SP_PORT_UP,
3284   EL_SP_GRAVITY_PORT_RIGHT,
3285   EL_SP_GRAVITY_PORT_DOWN,
3286   EL_SP_GRAVITY_PORT_LEFT,
3287
3288   EL_SP_GRAVITY_PORT_UP,
3289   EL_SP_SNIKSNAK,
3290   EL_SP_DISK_YELLOW,
3291   EL_SP_TERMINAL,
3292
3293   EL_SP_DISK_RED,
3294   EL_SP_PORT_VERTICAL,
3295   EL_SP_PORT_HORIZONTAL,
3296   EL_SP_PORT_ANY,
3297
3298   EL_SP_ELECTRON,
3299   EL_SP_BUGGY_BASE,
3300   EL_SP_CHIP_LEFT,
3301   EL_SP_CHIP_RIGHT,
3302
3303   EL_SP_HARDWARE_BASE_1,
3304   EL_SP_HARDWARE_GREEN,
3305   EL_SP_HARDWARE_BLUE,
3306   EL_SP_HARDWARE_RED,
3307
3308   EL_SP_HARDWARE_YELLOW,
3309   EL_SP_HARDWARE_BASE_2,
3310   EL_SP_HARDWARE_BASE_3,
3311   EL_SP_HARDWARE_BASE_4,
3312
3313   EL_SP_HARDWARE_BASE_5,
3314   EL_SP_HARDWARE_BASE_6,
3315   EL_SP_CHIP_TOP,
3316   EL_SP_CHIP_BOTTOM,
3317 };
3318 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3319 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3320 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3321 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3322
3323 static int editor_hl_diamond_caves[] =
3324 {
3325   EL_CHAR('D'),
3326   EL_CHAR('I'),
3327   EL_CHAR('A'),
3328   EL_CHAR('-'),
3329
3330   EL_CHAR('M'),
3331   EL_CHAR('O'),
3332   EL_CHAR('N'),
3333   EL_CHAR('D'),
3334
3335   EL_CHAR('C'),
3336   EL_CHAR('A'),
3337   EL_CHAR('V'),
3338   EL_CHAR('E'),
3339
3340   EL_CHAR('S'),
3341   EL_CHAR(' '),
3342   EL_CHAR('I'),
3343   EL_CHAR('I'),
3344 };
3345
3346 static int editor_el_diamond_caves[] =
3347 {
3348   EL_PEARL,
3349   EL_CRYSTAL,
3350   EL_WALL_PEARL,
3351   EL_WALL_CRYSTAL,
3352
3353   EL_CONVEYOR_BELT_1_LEFT,
3354   EL_CONVEYOR_BELT_1_MIDDLE,
3355   EL_CONVEYOR_BELT_1_RIGHT,
3356   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3357
3358   EL_CONVEYOR_BELT_2_LEFT,
3359   EL_CONVEYOR_BELT_2_MIDDLE,
3360   EL_CONVEYOR_BELT_2_RIGHT,
3361   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3362
3363   EL_CONVEYOR_BELT_3_LEFT,
3364   EL_CONVEYOR_BELT_3_MIDDLE,
3365   EL_CONVEYOR_BELT_3_RIGHT,
3366   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3367
3368   EL_CONVEYOR_BELT_4_LEFT,
3369   EL_CONVEYOR_BELT_4_MIDDLE,
3370   EL_CONVEYOR_BELT_4_RIGHT,
3371   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3372
3373   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3374   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3375   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3376   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3377
3378   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3379   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3380   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3381   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3382
3383   EL_SWITCHGATE_OPEN,
3384   EL_SWITCHGATE_CLOSED,
3385   EL_SWITCHGATE_SWITCH_UP,
3386   EL_EMPTY,
3387
3388   EL_ENVELOPE_1,
3389   EL_ENVELOPE_2,
3390   EL_ENVELOPE_3,
3391   EL_ENVELOPE_4,
3392
3393   EL_TIMEGATE_CLOSED,
3394   EL_TIMEGATE_OPEN,
3395   EL_TIMEGATE_SWITCH,
3396   EL_EMPTY,
3397
3398   EL_LANDMINE,
3399   EL_INVISIBLE_SAND,
3400   EL_STEELWALL_SLIPPERY,
3401   EL_EMPTY,
3402
3403   EL_SIGN_EXCLAMATION,
3404   EL_SIGN_STOP,
3405   EL_LIGHT_SWITCH,
3406   EL_LIGHT_SWITCH_ACTIVE,
3407
3408   EL_SHIELD_NORMAL,
3409   EL_SHIELD_DEADLY,
3410   EL_EXTRA_TIME,
3411   EL_EMPTY,
3412 };
3413 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3414 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3415 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3416 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3417
3418 static int editor_hl_dx_boulderdash[] =
3419 {
3420   EL_CHAR('D'),
3421   EL_CHAR('X'),
3422   EL_CHAR('-'),
3423   EL_CHAR(' '),
3424
3425   EL_CHAR('B'),
3426   EL_CHAR('O'),
3427   EL_CHAR('U'),
3428   EL_CHAR('L'),
3429
3430   EL_CHAR('-'),
3431   EL_CHAR('D'),
3432   EL_CHAR('E'),
3433   EL_CHAR('R'),
3434
3435   EL_CHAR('D'),
3436   EL_CHAR('A'),
3437   EL_CHAR('S'),
3438   EL_CHAR('H'),
3439 };
3440
3441 static int editor_el_dx_boulderdash[] =
3442 {
3443   EL_EMPTY,
3444   EL_TUBE_RIGHT_DOWN,
3445   EL_TUBE_HORIZONTAL_DOWN,
3446   EL_TUBE_LEFT_DOWN,
3447
3448   EL_TUBE_HORIZONTAL,
3449   EL_TUBE_VERTICAL_RIGHT,
3450   EL_TUBE_ANY,
3451   EL_TUBE_VERTICAL_LEFT,
3452
3453   EL_TUBE_VERTICAL,
3454   EL_TUBE_RIGHT_UP,
3455   EL_TUBE_HORIZONTAL_UP,
3456   EL_TUBE_LEFT_UP,
3457
3458   EL_TRAP,
3459   EL_DX_SUPABOMB,
3460   EL_EMPTY,
3461   EL_EMPTY
3462 };
3463 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3464 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3465 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3466 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3467
3468 static int editor_hl_chars[] =
3469 {
3470   EL_CHAR('T'),
3471   EL_CHAR('E'),
3472   EL_CHAR('X'),
3473   EL_CHAR('T'),
3474 };
3475
3476 static int editor_el_chars[] =
3477 {
3478   EL_CHAR(' '),
3479   EL_CHAR('!'),
3480   EL_CHAR('"'),
3481   EL_CHAR('#'),
3482
3483   EL_CHAR('$'),
3484   EL_CHAR('%'),
3485   EL_CHAR('&'),
3486   EL_CHAR('\''),
3487
3488   EL_CHAR('('),
3489   EL_CHAR(')'),
3490   EL_CHAR('*'),
3491   EL_CHAR('+'),
3492
3493   EL_CHAR(','),
3494   EL_CHAR('-'),
3495   EL_CHAR('.'),
3496   EL_CHAR('/'),
3497
3498   EL_CHAR('0'),
3499   EL_CHAR('1'),
3500   EL_CHAR('2'),
3501   EL_CHAR('3'),
3502
3503   EL_CHAR('4'),
3504   EL_CHAR('5'),
3505   EL_CHAR('6'),
3506   EL_CHAR('7'),
3507
3508   EL_CHAR('8'),
3509   EL_CHAR('9'),
3510   EL_CHAR(':'),
3511   EL_CHAR(';'),
3512
3513   EL_CHAR('<'),
3514   EL_CHAR('='),
3515   EL_CHAR('>'),
3516   EL_CHAR('?'),
3517
3518   EL_CHAR('@'),
3519   EL_CHAR('A'),
3520   EL_CHAR('B'),
3521   EL_CHAR('C'),
3522
3523   EL_CHAR('D'),
3524   EL_CHAR('E'),
3525   EL_CHAR('F'),
3526   EL_CHAR('G'),
3527
3528   EL_CHAR('H'),
3529   EL_CHAR('I'),
3530   EL_CHAR('J'),
3531   EL_CHAR('K'),
3532
3533   EL_CHAR('L'),
3534   EL_CHAR('M'),
3535   EL_CHAR('N'),
3536   EL_CHAR('O'),
3537
3538   EL_CHAR('P'),
3539   EL_CHAR('Q'),
3540   EL_CHAR('R'),
3541   EL_CHAR('S'),
3542
3543   EL_CHAR('T'),
3544   EL_CHAR('U'),
3545   EL_CHAR('V'),
3546   EL_CHAR('W'),
3547
3548   EL_CHAR('X'),
3549   EL_CHAR('Y'),
3550   EL_CHAR('Z'),
3551   EL_CHAR('['),
3552
3553   EL_CHAR('\\'),
3554   EL_CHAR(']'),
3555   EL_CHAR('^'),
3556   EL_CHAR('_'),
3557
3558   EL_CHAR('©'),
3559   EL_CHAR('Ä'),
3560   EL_CHAR('Ö'),
3561   EL_CHAR('Ü'),
3562
3563   EL_CHAR('°'),
3564   EL_CHAR('®'),
3565   EL_CHAR(FONT_ASCII_CURSOR),
3566   EL_CHAR(' ')
3567 };
3568 static int *editor_hl_chars_ptr = editor_hl_chars;
3569 static int *editor_el_chars_ptr = editor_el_chars;
3570 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3571 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3572
3573 static int editor_hl_custom[] =
3574 {
3575   EL_CHAR('C'),
3576   EL_CHAR('U'),
3577   EL_CHAR('S'),
3578   EL_CHAR('-'),
3579
3580   EL_CHAR('T'),
3581   EL_CHAR('O'),
3582   EL_CHAR('M'),
3583   EL_CHAR(' '),
3584
3585   EL_CHAR('E'),
3586   EL_CHAR('L'),
3587   EL_CHAR('E'),
3588   EL_CHAR('M'),
3589
3590   EL_CHAR('E'),
3591   EL_CHAR('N'),
3592   EL_CHAR('T'),
3593   EL_CHAR('S'),
3594 };
3595
3596 static int editor_el_custom[] =
3597 {
3598   EL_CUSTOM_START + 0,
3599   EL_CUSTOM_START + 1,
3600   EL_CUSTOM_START + 2,
3601   EL_CUSTOM_START + 3,
3602
3603   EL_CUSTOM_START + 4,
3604   EL_CUSTOM_START + 5,
3605   EL_CUSTOM_START + 6,
3606   EL_CUSTOM_START + 7,
3607
3608   EL_CUSTOM_START + 8,
3609   EL_CUSTOM_START + 9,
3610   EL_CUSTOM_START + 10,
3611   EL_CUSTOM_START + 11,
3612
3613   EL_CUSTOM_START + 12,
3614   EL_CUSTOM_START + 13,
3615   EL_CUSTOM_START + 14,
3616   EL_CUSTOM_START + 15,
3617
3618   EL_CUSTOM_START + 16,
3619   EL_CUSTOM_START + 17,
3620   EL_CUSTOM_START + 18,
3621   EL_CUSTOM_START + 19,
3622
3623   EL_CUSTOM_START + 20,
3624   EL_CUSTOM_START + 21,
3625   EL_CUSTOM_START + 22,
3626   EL_CUSTOM_START + 23,
3627
3628   EL_CUSTOM_START + 24,
3629   EL_CUSTOM_START + 25,
3630   EL_CUSTOM_START + 26,
3631   EL_CUSTOM_START + 27,
3632
3633   EL_CUSTOM_START + 28,
3634   EL_CUSTOM_START + 29,
3635   EL_CUSTOM_START + 30,
3636   EL_CUSTOM_START + 31,
3637
3638   EL_CUSTOM_START + 32,
3639   EL_CUSTOM_START + 33,
3640   EL_CUSTOM_START + 34,
3641   EL_CUSTOM_START + 35,
3642
3643   EL_CUSTOM_START + 36,
3644   EL_CUSTOM_START + 37,
3645   EL_CUSTOM_START + 38,
3646   EL_CUSTOM_START + 39,
3647
3648   EL_CUSTOM_START + 40,
3649   EL_CUSTOM_START + 41,
3650   EL_CUSTOM_START + 42,
3651   EL_CUSTOM_START + 43,
3652
3653   EL_CUSTOM_START + 44,
3654   EL_CUSTOM_START + 45,
3655   EL_CUSTOM_START + 46,
3656   EL_CUSTOM_START + 47,
3657
3658   EL_CUSTOM_START + 48,
3659   EL_CUSTOM_START + 49,
3660   EL_CUSTOM_START + 50,
3661   EL_CUSTOM_START + 51,
3662
3663   EL_CUSTOM_START + 52,
3664   EL_CUSTOM_START + 53,
3665   EL_CUSTOM_START + 54,
3666   EL_CUSTOM_START + 55,
3667
3668   EL_CUSTOM_START + 56,
3669   EL_CUSTOM_START + 57,
3670   EL_CUSTOM_START + 58,
3671   EL_CUSTOM_START + 59,
3672
3673   EL_CUSTOM_START + 60,
3674   EL_CUSTOM_START + 61,
3675   EL_CUSTOM_START + 62,
3676   EL_CUSTOM_START + 63,
3677
3678   EL_CUSTOM_START + 64,
3679   EL_CUSTOM_START + 65,
3680   EL_CUSTOM_START + 66,
3681   EL_CUSTOM_START + 67,
3682
3683   EL_CUSTOM_START + 68,
3684   EL_CUSTOM_START + 69,
3685   EL_CUSTOM_START + 70,
3686   EL_CUSTOM_START + 71,
3687
3688   EL_CUSTOM_START + 72,
3689   EL_CUSTOM_START + 73,
3690   EL_CUSTOM_START + 74,
3691   EL_CUSTOM_START + 75,
3692
3693   EL_CUSTOM_START + 76,
3694   EL_CUSTOM_START + 77,
3695   EL_CUSTOM_START + 78,
3696   EL_CUSTOM_START + 79,
3697
3698   EL_CUSTOM_START + 80,
3699   EL_CUSTOM_START + 81,
3700   EL_CUSTOM_START + 82,
3701   EL_CUSTOM_START + 83,
3702
3703   EL_CUSTOM_START + 84,
3704   EL_CUSTOM_START + 85,
3705   EL_CUSTOM_START + 86,
3706   EL_CUSTOM_START + 87,
3707
3708   EL_CUSTOM_START + 88,
3709   EL_CUSTOM_START + 89,
3710   EL_CUSTOM_START + 90,
3711   EL_CUSTOM_START + 91,
3712
3713   EL_CUSTOM_START + 92,
3714   EL_CUSTOM_START + 93,
3715   EL_CUSTOM_START + 94,
3716   EL_CUSTOM_START + 95,
3717
3718   EL_CUSTOM_START + 96,
3719   EL_CUSTOM_START + 97,
3720   EL_CUSTOM_START + 98,
3721   EL_CUSTOM_START + 99,
3722
3723   EL_CUSTOM_START + 100,
3724   EL_CUSTOM_START + 101,
3725   EL_CUSTOM_START + 102,
3726   EL_CUSTOM_START + 103,
3727
3728   EL_CUSTOM_START + 104,
3729   EL_CUSTOM_START + 105,
3730   EL_CUSTOM_START + 106,
3731   EL_CUSTOM_START + 107,
3732
3733   EL_CUSTOM_START + 108,
3734   EL_CUSTOM_START + 109,
3735   EL_CUSTOM_START + 110,
3736   EL_CUSTOM_START + 111,
3737
3738   EL_CUSTOM_START + 112,
3739   EL_CUSTOM_START + 113,
3740   EL_CUSTOM_START + 114,
3741   EL_CUSTOM_START + 115,
3742
3743   EL_CUSTOM_START + 116,
3744   EL_CUSTOM_START + 117,
3745   EL_CUSTOM_START + 118,
3746   EL_CUSTOM_START + 119,
3747
3748   EL_CUSTOM_START + 120,
3749   EL_CUSTOM_START + 121,
3750   EL_CUSTOM_START + 122,
3751   EL_CUSTOM_START + 123,
3752
3753   EL_CUSTOM_START + 124,
3754   EL_CUSTOM_START + 125,
3755   EL_CUSTOM_START + 126,
3756   EL_CUSTOM_START + 127
3757 };
3758 static int *editor_hl_custom_ptr = editor_hl_custom;
3759 static int *editor_el_custom_ptr = editor_el_custom;
3760 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3761 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3762
3763 static int editor_hl_custom_more[] =
3764 {
3765 };
3766
3767 static int editor_el_custom_more[] =
3768 {
3769   EL_CUSTOM_START + 128,
3770   EL_CUSTOM_START + 129,
3771   EL_CUSTOM_START + 130,
3772   EL_CUSTOM_START + 131,
3773
3774   EL_CUSTOM_START + 132,
3775   EL_CUSTOM_START + 133,
3776   EL_CUSTOM_START + 134,
3777   EL_CUSTOM_START + 135,
3778
3779   EL_CUSTOM_START + 136,
3780   EL_CUSTOM_START + 137,
3781   EL_CUSTOM_START + 138,
3782   EL_CUSTOM_START + 139,
3783
3784   EL_CUSTOM_START + 140,
3785   EL_CUSTOM_START + 141,
3786   EL_CUSTOM_START + 142,
3787   EL_CUSTOM_START + 143,
3788
3789   EL_CUSTOM_START + 144,
3790   EL_CUSTOM_START + 145,
3791   EL_CUSTOM_START + 146,
3792   EL_CUSTOM_START + 147,
3793
3794   EL_CUSTOM_START + 148,
3795   EL_CUSTOM_START + 149,
3796   EL_CUSTOM_START + 150,
3797   EL_CUSTOM_START + 151,
3798
3799   EL_CUSTOM_START + 152,
3800   EL_CUSTOM_START + 153,
3801   EL_CUSTOM_START + 154,
3802   EL_CUSTOM_START + 155,
3803
3804   EL_CUSTOM_START + 156,
3805   EL_CUSTOM_START + 157,
3806   EL_CUSTOM_START + 158,
3807   EL_CUSTOM_START + 159,
3808
3809   EL_CUSTOM_START + 160,
3810   EL_CUSTOM_START + 161,
3811   EL_CUSTOM_START + 162,
3812   EL_CUSTOM_START + 163,
3813
3814   EL_CUSTOM_START + 164,
3815   EL_CUSTOM_START + 165,
3816   EL_CUSTOM_START + 166,
3817   EL_CUSTOM_START + 167,
3818
3819   EL_CUSTOM_START + 168,
3820   EL_CUSTOM_START + 169,
3821   EL_CUSTOM_START + 170,
3822   EL_CUSTOM_START + 171,
3823
3824   EL_CUSTOM_START + 172,
3825   EL_CUSTOM_START + 173,
3826   EL_CUSTOM_START + 174,
3827   EL_CUSTOM_START + 175,
3828
3829   EL_CUSTOM_START + 176,
3830   EL_CUSTOM_START + 177,
3831   EL_CUSTOM_START + 178,
3832   EL_CUSTOM_START + 179,
3833
3834   EL_CUSTOM_START + 180,
3835   EL_CUSTOM_START + 181,
3836   EL_CUSTOM_START + 182,
3837   EL_CUSTOM_START + 183,
3838
3839   EL_CUSTOM_START + 184,
3840   EL_CUSTOM_START + 185,
3841   EL_CUSTOM_START + 186,
3842   EL_CUSTOM_START + 187,
3843
3844   EL_CUSTOM_START + 188,
3845   EL_CUSTOM_START + 189,
3846   EL_CUSTOM_START + 190,
3847   EL_CUSTOM_START + 191,
3848
3849   EL_CUSTOM_START + 192,
3850   EL_CUSTOM_START + 193,
3851   EL_CUSTOM_START + 194,
3852   EL_CUSTOM_START + 195,
3853
3854   EL_CUSTOM_START + 196,
3855   EL_CUSTOM_START + 197,
3856   EL_CUSTOM_START + 198,
3857   EL_CUSTOM_START + 199,
3858
3859   EL_CUSTOM_START + 200,
3860   EL_CUSTOM_START + 201,
3861   EL_CUSTOM_START + 202,
3862   EL_CUSTOM_START + 203,
3863
3864   EL_CUSTOM_START + 204,
3865   EL_CUSTOM_START + 205,
3866   EL_CUSTOM_START + 206,
3867   EL_CUSTOM_START + 207,
3868
3869   EL_CUSTOM_START + 208,
3870   EL_CUSTOM_START + 209,
3871   EL_CUSTOM_START + 210,
3872   EL_CUSTOM_START + 211,
3873
3874   EL_CUSTOM_START + 212,
3875   EL_CUSTOM_START + 213,
3876   EL_CUSTOM_START + 214,
3877   EL_CUSTOM_START + 215,
3878
3879   EL_CUSTOM_START + 216,
3880   EL_CUSTOM_START + 217,
3881   EL_CUSTOM_START + 218,
3882   EL_CUSTOM_START + 219,
3883
3884   EL_CUSTOM_START + 220,
3885   EL_CUSTOM_START + 221,
3886   EL_CUSTOM_START + 222,
3887   EL_CUSTOM_START + 223,
3888
3889   EL_CUSTOM_START + 224,
3890   EL_CUSTOM_START + 225,
3891   EL_CUSTOM_START + 226,
3892   EL_CUSTOM_START + 227,
3893
3894   EL_CUSTOM_START + 228,
3895   EL_CUSTOM_START + 229,
3896   EL_CUSTOM_START + 230,
3897   EL_CUSTOM_START + 231,
3898
3899   EL_CUSTOM_START + 232,
3900   EL_CUSTOM_START + 233,
3901   EL_CUSTOM_START + 234,
3902   EL_CUSTOM_START + 235,
3903
3904   EL_CUSTOM_START + 236,
3905   EL_CUSTOM_START + 237,
3906   EL_CUSTOM_START + 238,
3907   EL_CUSTOM_START + 239,
3908
3909   EL_CUSTOM_START + 240,
3910   EL_CUSTOM_START + 241,
3911   EL_CUSTOM_START + 242,
3912   EL_CUSTOM_START + 243,
3913
3914   EL_CUSTOM_START + 244,
3915   EL_CUSTOM_START + 245,
3916   EL_CUSTOM_START + 246,
3917   EL_CUSTOM_START + 247,
3918
3919   EL_CUSTOM_START + 248,
3920   EL_CUSTOM_START + 249,
3921   EL_CUSTOM_START + 250,
3922   EL_CUSTOM_START + 251,
3923
3924   EL_CUSTOM_START + 252,
3925   EL_CUSTOM_START + 253,
3926   EL_CUSTOM_START + 254,
3927   EL_CUSTOM_START + 255
3928 };
3929 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3930 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3931 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3932 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3933
3934 static int editor_hl_custom_special[] =
3935 {
3936 };
3937
3938 static int editor_el_custom_special[] =
3939 {
3940   EL_TRIGGER_ELEMENT,
3941   EL_TRIGGER_PLAYER,
3942   EL_EMPTY,
3943   EL_EMPTY
3944 };
3945 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3946 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3947 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3948 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3949
3950 static int editor_hl_group[] =
3951 {
3952   EL_CHAR('G'),
3953   EL_CHAR('R'),
3954   EL_CHAR('O'),
3955   EL_CHAR('U'),
3956
3957   EL_CHAR('P'),
3958   EL_CHAR(' '),
3959   EL_CHAR(' '),
3960   EL_CHAR(' '),
3961
3962   EL_CHAR('E'),
3963   EL_CHAR('L'),
3964   EL_CHAR('E'),
3965   EL_CHAR('M'),
3966
3967   EL_CHAR('E'),
3968   EL_CHAR('N'),
3969   EL_CHAR('T'),
3970   EL_CHAR('S'),
3971 };
3972
3973 static int editor_el_group[] =
3974 {
3975   EL_GROUP_START + 0,
3976   EL_GROUP_START + 1,
3977   EL_GROUP_START + 2,
3978   EL_GROUP_START + 3,
3979
3980   EL_GROUP_START + 4,
3981   EL_GROUP_START + 5,
3982   EL_GROUP_START + 6,
3983   EL_GROUP_START + 7,
3984
3985   EL_GROUP_START + 8,
3986   EL_GROUP_START + 9,
3987   EL_GROUP_START + 10,
3988   EL_GROUP_START + 11,
3989
3990   EL_GROUP_START + 12,
3991   EL_GROUP_START + 13,
3992   EL_GROUP_START + 14,
3993   EL_GROUP_START + 15
3994 };
3995 static int *editor_hl_group_ptr = editor_hl_group;
3996 static int *editor_el_group_ptr = editor_el_group;
3997 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3998 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3999
4000 static int editor_hl_group_more[] =
4001 {
4002 };
4003
4004 static int editor_el_group_more[] =
4005 {
4006   EL_GROUP_START + 16,
4007   EL_GROUP_START + 17,
4008   EL_GROUP_START + 18,
4009   EL_GROUP_START + 19,
4010
4011   EL_GROUP_START + 20,
4012   EL_GROUP_START + 21,
4013   EL_GROUP_START + 22,
4014   EL_GROUP_START + 23,
4015
4016   EL_GROUP_START + 24,
4017   EL_GROUP_START + 25,
4018   EL_GROUP_START + 26,
4019   EL_GROUP_START + 27,
4020
4021   EL_GROUP_START + 28,
4022   EL_GROUP_START + 29,
4023   EL_GROUP_START + 30,
4024   EL_GROUP_START + 31
4025 };
4026 static int *editor_hl_group_more_ptr = editor_hl_group_more;
4027 static int *editor_el_group_more_ptr = editor_el_group_more;
4028 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
4029 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
4030
4031 static int editor_hl_user_defined[] =
4032 {
4033   EL_CHAR('U'),
4034   EL_CHAR('S'),
4035   EL_CHAR('E'),
4036   EL_CHAR('R'),
4037
4038   EL_CHAR('D'),
4039   EL_CHAR('E'),
4040   EL_CHAR('F'),
4041   EL_CHAR('I'),
4042
4043   EL_CHAR('-'),
4044   EL_CHAR('N'),
4045   EL_CHAR('E'),
4046   EL_CHAR('D'),
4047 };
4048
4049 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
4050 static int *editor_el_user_defined_ptr = NULL;
4051 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
4052 static int num_editor_el_user_defined = 0;
4053
4054 static int editor_hl_empty[] = { };
4055 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
4056
4057 static int *editor_hl_empty_ptr = editor_hl_empty;
4058 static int *editor_el_empty_ptr = editor_el_empty;
4059 static int num_editor_hl_empty = 0;
4060 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
4061
4062 static boolean use_el_empty = FALSE;
4063
4064 static int *editor_elements = NULL;     /* dynamically allocated */
4065 static int num_editor_elements = 0;     /* dynamically determined */
4066
4067 static struct
4068 {
4069   boolean *setup_value;
4070
4071   int **headline_list;
4072   int *headline_list_size;
4073
4074   int **element_list;
4075   int *element_list_size;
4076
4077   boolean last_setup_value;
4078 }
4079 editor_elements_info[] =
4080 {
4081   {
4082     &setup.editor.el_boulderdash,
4083     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
4084     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
4085   },
4086   {
4087     &setup.editor.el_emerald_mine,
4088     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
4089     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
4090   },
4091   {
4092     &setup.editor.el_emerald_mine_club,
4093     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
4094     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
4095   },
4096   {
4097     &setup.editor.el_more,
4098     &editor_hl_more_ptr,                &num_editor_hl_more,
4099     &editor_el_more_ptr,                &num_editor_el_more
4100   },
4101   {
4102     &setup.editor.el_sokoban,
4103     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
4104     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
4105   },
4106   {
4107     &setup.editor.el_supaplex,
4108     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
4109     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
4110   },
4111   {
4112     &setup.editor.el_diamond_caves,
4113     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
4114     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
4115   },
4116   {
4117     &setup.editor.el_dx_boulderdash,
4118     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
4119     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
4120   },
4121   {
4122     &setup.editor.el_chars,
4123     &editor_hl_chars_ptr,               &num_editor_hl_chars,
4124     &editor_el_chars_ptr,               &num_editor_el_chars
4125   },
4126   {
4127     &setup.editor.el_custom,
4128     &editor_hl_custom_ptr,              &num_editor_hl_custom,
4129     &editor_el_custom_ptr,              &num_editor_el_custom
4130   },
4131   {
4132     &setup.editor.el_custom_more,
4133     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
4134     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
4135   },
4136   {
4137     &setup.editor.el_custom,
4138     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
4139     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
4140   },
4141   {
4142     &setup.editor.el_custom,
4143     &editor_hl_group_ptr,               &num_editor_hl_group,
4144     &editor_el_group_ptr,               &num_editor_el_group
4145   },
4146   {
4147     &setup.editor.el_custom_more,
4148     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
4149     &editor_el_group_more_ptr,          &num_editor_el_group_more
4150   },
4151   {
4152     &setup.editor.el_user_defined,
4153     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
4154     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
4155   },
4156   {
4157     &use_el_empty,
4158     &editor_hl_empty_ptr,               &num_editor_hl_empty,
4159     &editor_el_empty_ptr,               &num_editor_el_empty,
4160   },
4161   {
4162     NULL,
4163     NULL,                               NULL,
4164     NULL,                               NULL
4165   }
4166 };
4167
4168
4169 /*
4170   -----------------------------------------------------------------------------
4171   functions
4172   -----------------------------------------------------------------------------
4173 */
4174
4175 static int getMaxInfoTextLength()
4176 {
4177   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4178 }
4179
4180 static int getTextWidthForGadget(char *text)
4181 {
4182   if (text == NULL)
4183     return 0;
4184
4185   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4186 }
4187
4188 static int getTextWidthForDrawingArea(char *text)
4189 {
4190   if (text == NULL)
4191     return 0;
4192
4193   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4194 }
4195
4196 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4197 {
4198   return (gi->x + gi->width + getTextWidthForGadget(text));
4199 }
4200
4201 static char *getElementInfoText(int element)
4202 {
4203   char *info_text = NULL;
4204
4205   if (element < NUM_FILE_ELEMENTS)
4206   {
4207     if (strlen(element_info[element].description) > 0)
4208       info_text = element_info[element].description;
4209     else if (element_info[element].custom_description != NULL)
4210       info_text = element_info[element].custom_description;
4211     else if (element_info[element].editor_description != NULL)
4212       info_text = element_info[element].editor_description;
4213   }
4214
4215   if (info_text == NULL)
4216     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4217
4218   return info_text;
4219 }
4220
4221 static void ReinitializeElementList()
4222 {
4223   int pos = 0;
4224   int i, j;
4225
4226   checked_free(editor_elements);
4227
4228   /* reload optional user defined element list for each invocation of editor */
4229   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4230                                    &num_editor_el_user_defined);
4231
4232   /* initialize list of empty elements (used for padding, if needed) */
4233   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4234     editor_el_empty[i] = EL_EMPTY;
4235
4236   /* do some sanity checks for each element from element list */
4237   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4238   {
4239     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4240     {
4241       int element = (*editor_elements_info[i].element_list)[j];
4242
4243       if (element >= NUM_FILE_ELEMENTS)
4244         Error(ERR_WARN, "editor element %d is runtime element", element);
4245
4246       if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4247         Error(ERR_WARN, "no element description for element %d", element);
4248     }
4249   }
4250
4251   num_editor_elements = 0;
4252   use_el_empty = FALSE;
4253
4254   /* determine size of element list */
4255   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4256   {
4257     if (*editor_elements_info[i].setup_value)
4258     {
4259       if (setup.editor.el_headlines)
4260         num_editor_elements += *editor_elements_info[i].headline_list_size;
4261
4262       num_editor_elements += *editor_elements_info[i].element_list_size;
4263     }
4264   }
4265
4266   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4267   {
4268     /* offer at least as many elements as element buttons exist */
4269     use_el_empty = TRUE;
4270     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4271
4272     num_editor_elements += num_editor_el_empty;
4273   }
4274
4275   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4276
4277   /* fill element list */
4278   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4279   {
4280     if (*editor_elements_info[i].setup_value)
4281     {
4282       if (setup.editor.el_headlines)
4283         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4284           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4285
4286       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4287         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4288     }
4289   }
4290
4291   /* correct position of element list scrollbar */
4292   if (element_shift < 0)
4293     element_shift = 0;
4294   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4295     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4296 }
4297
4298 void PrintEditorElementList()
4299 {
4300   boolean *stop = &setup.editor.el_user_defined;
4301   int i, j;
4302
4303   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4304   {
4305     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4306     {
4307       int element = (*editor_elements_info[i].headline_list)[j];
4308
4309       printf("# %s\n", element_info[element].token_name);
4310     }
4311
4312     if (j > 0)
4313       printf("#\n");
4314
4315     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4316     {
4317       int element = (*editor_elements_info[i].element_list)[j];
4318
4319       printf("# %s\n", element_info[element].token_name);
4320     }
4321
4322     if (j > 0)
4323       printf("#\n");
4324   }
4325 }
4326
4327 static void ReinitializeElementListButtons()
4328 {
4329   static boolean last_setup_value_headlines = FALSE;
4330   static boolean initialization_needed = TRUE;
4331   int i;
4332
4333   if (!initialization_needed)   /* check if editor element setup has changed */
4334   {
4335     if (last_setup_value_headlines != setup.editor.el_headlines)
4336       initialization_needed = TRUE;
4337
4338     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4339       if (editor_elements_info[i].last_setup_value !=
4340           *editor_elements_info[i].setup_value)
4341         initialization_needed = TRUE;
4342   }
4343
4344   if (!initialization_needed)
4345     return;
4346
4347   FreeLevelEditorGadgets();
4348   CreateLevelEditorGadgets();
4349
4350   /* store current setup values for next invocation of this function */
4351   last_setup_value_headlines = setup.editor.el_headlines;
4352   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4353     editor_elements_info[i].last_setup_value =
4354       *editor_elements_info[i].setup_value;
4355
4356   initialization_needed = FALSE;
4357 }
4358
4359 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4360                               boolean input)
4361 {
4362   int border_graphic =
4363     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4364   Bitmap *src_bitmap;
4365   int src_x, src_y;
4366   int num_mini_tilex = width  / MINI_TILEX + 1;
4367   int num_mini_tiley = height / MINI_TILEY + 1;
4368   int x, y;
4369
4370   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4371
4372   for (y = 0; y < num_mini_tiley; y++)
4373     for (x = 0; x < num_mini_tilex; x++)
4374       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4375                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4376                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4377
4378   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4379 }
4380
4381 static void DrawDrawingArea(int id)
4382 {
4383   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4384   int x, y;
4385
4386   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4387     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4388                        el2edimg(random_placement_background_element));
4389   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4390     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4391   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4392     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4393                        el2edimg(custom_element.gfx_element));
4394   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4395     for (y = 0; y < 3; y++)
4396       for (x = 0; x < 3; x++)
4397         DrawMiniGraphicExt(drawto,
4398                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4399                            el2edimg(custom_element.content.e[x][y]));
4400   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4401     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4402                        el2edimg(custom_element.move_enter_element));
4403   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4404     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4405                        el2edimg(custom_element.move_leave_element));
4406   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4407     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4408                        el2edimg(custom_element_change.target_element));
4409   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4410     for (y = 0; y < 3; y++)
4411       for (x = 0; x < 3; x++)
4412         DrawMiniGraphicExt(drawto,
4413                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4414                            el2edimg(custom_element_change.target_content.e[x][y]));
4415   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4416     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4417                        el2edimg(custom_element_change.trigger_element));
4418   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4419     for (x = 0; x < group_element_info.num_elements; x++)
4420       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4421                          el2edimg(group_element_info.element[x]));
4422   else if (id >= ED_DRAWING_ID_YAMYAM_CONTENT_0 &&
4423            id <= ED_DRAWING_ID_YAMYAM_CONTENT_7)
4424   {
4425     int nr = id - ED_DRAWING_ID_YAMYAM_CONTENT_0;
4426
4427     for (y = 0; y < 3; y++)
4428       for (x = 0; x < 3; x++)
4429         DrawMiniGraphicExt(drawto,
4430                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4431                            el2edimg(level.yamyam_content[nr].e[x][y]));
4432   }
4433   else if (id >= ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 &&
4434            id <= ED_DRAWING_ID_MAGIC_BALL_CONTENT_7)
4435   {
4436     int nr = id - ED_DRAWING_ID_MAGIC_BALL_CONTENT_0;
4437
4438     for (y = 0; y < 3; y++)
4439       for (x = 0; x < 3; x++)
4440         DrawMiniGraphicExt(drawto,
4441                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4442                            el2edimg(level.ball_content[nr].e[x][y]));
4443   }
4444 }
4445
4446 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4447 {
4448   int x,y;
4449   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4450   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4451
4452   BlitBitmap(drawto, drawto,
4453              SX + (dx == -1 ? MINI_TILEX : 0),
4454              SY + (dy == -1 ? MINI_TILEY : 0),
4455              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4456              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4457              SX + (dx == +1 ? MINI_TILEX : 0),
4458              SY + (dy == +1 ? MINI_TILEY : 0));
4459   if (dx)
4460   {
4461     x = (dx == 1 ? 0 : ed_fieldx - 1);
4462     for (y = 0; y < ed_fieldy; y++)
4463       DrawMiniElementOrWall(x, y, from_x, from_y);
4464   }
4465   else if (dy)
4466   {
4467     y = (dy == 1 ? 0 : ed_fieldy - 1);
4468     for (x = 0; x < ed_fieldx; x++)
4469       DrawMiniElementOrWall(x, y, from_x, from_y);
4470   }
4471
4472   redraw_mask |= REDRAW_FIELD;
4473   BackToFront();
4474 }
4475
4476 static void CreateControlButtons()
4477 {
4478   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4479   struct GadgetInfo *gi;
4480   unsigned long event_mask;
4481   int i;
4482
4483   /* create toolbox buttons */
4484   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4485   {
4486     int id = i;
4487     int width, height;
4488     int gd_xoffset, gd_yoffset;
4489     int gd_x1, gd_x2, gd_y1, gd_y2;
4490     int button_type;
4491     int radio_button_nr;
4492     boolean checked;
4493
4494     if (id == GADGET_ID_SINGLE_ITEMS ||
4495         id == GADGET_ID_CONNECTED_ITEMS ||
4496         id == GADGET_ID_LINE ||
4497         id == GADGET_ID_ARC ||
4498         id == GADGET_ID_TEXT ||
4499         id == GADGET_ID_RECTANGLE ||
4500         id == GADGET_ID_FILLED_BOX ||
4501         id == GADGET_ID_FLOOD_FILL ||
4502         id == GADGET_ID_GRAB_BRUSH ||
4503         id == GADGET_ID_PICK_ELEMENT ||
4504         id == GADGET_ID_CUSTOM_COPY_FROM ||
4505         id == GADGET_ID_CUSTOM_COPY_TO ||
4506         id == GADGET_ID_CUSTOM_EXCHANGE)
4507     {
4508       button_type = GD_TYPE_RADIO_BUTTON;
4509       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4510       checked = (id == drawing_function ? TRUE : FALSE);
4511       event_mask = GD_EVENT_PRESSED;
4512     }
4513     else
4514     {
4515       button_type = GD_TYPE_NORMAL_BUTTON;
4516       radio_button_nr = RADIO_NR_NONE;
4517       checked = FALSE;
4518
4519       if (id == GADGET_ID_WRAP_LEFT ||
4520           id == GADGET_ID_WRAP_RIGHT ||
4521           id == GADGET_ID_WRAP_UP ||
4522           id == GADGET_ID_WRAP_DOWN)
4523         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4524       else
4525         event_mask = GD_EVENT_RELEASED;
4526     }
4527
4528     if (id < ED_NUM_CTRL1_BUTTONS)
4529     {
4530       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4531       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4532
4533       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4534       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4535       width  = ED_CTRL1_BUTTON_XSIZE;
4536       height = ED_CTRL1_BUTTON_YSIZE;
4537
4538       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4539       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4540       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4541       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4542     }
4543     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4544     {
4545       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4546       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4547
4548       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4549       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4550       width  = ED_CTRL2_BUTTON_XSIZE;
4551       height = ED_CTRL2_BUTTON_YSIZE;
4552
4553       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4554       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4555       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4556       gd_y2 = 0;        /* no alternative graphic for these buttons */
4557     }
4558     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4559     {
4560       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4561       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4562
4563       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4564       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4565       width  = ED_CTRL3_BUTTON_XSIZE;
4566       height = ED_CTRL3_BUTTON_YSIZE;
4567
4568       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4569       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4570       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4571       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4572     }
4573     else
4574     {
4575       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4576       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4577
4578       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4579       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4580       width  = ED_CTRL4_BUTTON_XSIZE;
4581       height = ED_CTRL4_BUTTON_YSIZE;
4582
4583       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4584       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4585       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4586       gd_y2 = 0;        /* no alternative graphic for these buttons */
4587     }
4588
4589     gi = CreateGadget(GDI_CUSTOM_ID, id,
4590                       GDI_CUSTOM_TYPE_ID, i,
4591                       GDI_INFO_TEXT, control_info[i].text,
4592                       GDI_X, EX + gd_xoffset,
4593                       GDI_Y, EY + gd_yoffset,
4594                       GDI_WIDTH, width,
4595                       GDI_HEIGHT, height,
4596                       GDI_TYPE, button_type,
4597                       GDI_STATE, GD_BUTTON_UNPRESSED,
4598                       GDI_RADIO_NR, radio_button_nr,
4599                       GDI_CHECKED, checked,
4600                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4601                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4602                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4603                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4604                       GDI_EVENT_MASK, event_mask,
4605                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4606                       GDI_CALLBACK_ACTION, HandleControlButtons,
4607                       GDI_END);
4608
4609     if (gi == NULL)
4610       Error(ERR_EXIT, "cannot create gadget");
4611
4612     level_editor_gadget[id] = gi;
4613   }
4614
4615   /* create buttons for scrolling of drawing area and element list */
4616   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4617   {
4618     int id = scrollbutton_info[i].gadget_id;
4619     int x, y, width, height;
4620     int gd_x1, gd_x2, gd_y1, gd_y2;
4621
4622     x = scrollbutton_info[i].x;
4623     y = scrollbutton_info[i].y;
4624
4625     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4626
4627     if (id == GADGET_ID_SCROLL_LIST_UP ||
4628         id == GADGET_ID_SCROLL_LIST_DOWN)
4629     {
4630       x += DX;
4631       y += DY;
4632       width = ED_SCROLLBUTTON2_XSIZE;
4633       height = ED_SCROLLBUTTON2_YSIZE;
4634       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4635       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4636       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4637       gd_y2 = gd_y1;
4638     }
4639     else
4640     {
4641       x += SX;
4642       y += SY;
4643       width = ED_SCROLLBUTTON_XSIZE;
4644       height = ED_SCROLLBUTTON_YSIZE;
4645       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4646       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4647       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4648       gd_y2 = gd_y1;
4649     }
4650
4651     gi = CreateGadget(GDI_CUSTOM_ID, id,
4652                       GDI_CUSTOM_TYPE_ID, i,
4653                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4654                       GDI_X, x,
4655                       GDI_Y, y,
4656                       GDI_WIDTH, width,
4657                       GDI_HEIGHT, height,
4658                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4659                       GDI_STATE, GD_BUTTON_UNPRESSED,
4660                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4661                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4662                       GDI_EVENT_MASK, event_mask,
4663                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4664                       GDI_CALLBACK_ACTION, HandleControlButtons,
4665                       GDI_END);
4666
4667     if (gi == NULL)
4668       Error(ERR_EXIT, "cannot create gadget");
4669
4670     level_editor_gadget[id] = gi;
4671   }
4672
4673   /* create buttons for element list */
4674   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4675   {
4676     Bitmap *deco_bitmap;
4677     int deco_x, deco_y, deco_xpos, deco_ypos;
4678     int gd_xoffset, gd_yoffset;
4679     int gd_x1, gd_x2, gd_y;
4680     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4681     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4682     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4683     int element = editor_elements[i];
4684
4685     event_mask = GD_EVENT_RELEASED;
4686
4687     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4688     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4689
4690     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4691     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4692     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4693
4694     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4695     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4696     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4697
4698     gi = CreateGadget(GDI_CUSTOM_ID, id,
4699                       GDI_CUSTOM_TYPE_ID, i,
4700                       GDI_INFO_TEXT, getElementInfoText(element),
4701                       GDI_X, DX + gd_xoffset,
4702                       GDI_Y, DY + gd_yoffset,
4703                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4704                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4705                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4706                       GDI_STATE, GD_BUTTON_UNPRESSED,
4707                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4708                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4709                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4710                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4711                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4712                       GDI_DECORATION_SHIFTING, 1, 1,
4713                       GDI_EVENT_MASK, event_mask,
4714                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4715                       GDI_CALLBACK_ACTION, HandleControlButtons,
4716                       GDI_END);
4717
4718     if (gi == NULL)
4719       Error(ERR_EXIT, "cannot create gadget");
4720
4721     level_editor_gadget[id] = gi;
4722   }
4723 }
4724
4725 static void CreateCounterButtons()
4726 {
4727   int max_infotext_len = getMaxInfoTextLength();
4728   int i;
4729
4730   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4731   {
4732     int j;
4733     int x = SX + counterbutton_info[i].x;       /* down count button */
4734     int y = SY + counterbutton_info[i].y;
4735
4736     /* determine horizontal position to the right of specified gadget */
4737     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4738       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4739            ED_GADGET_TEXT_DISTANCE);
4740
4741     /* determine horizontal offset for leading text */
4742     if (counterbutton_info[i].text_left != NULL)
4743       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4744
4745     for (j = 0; j < 2; j++)
4746     {
4747       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4748       struct GadgetInfo *gi;
4749       int id = (j == 0 ?
4750                 counterbutton_info[i].gadget_id_down :
4751                 counterbutton_info[i].gadget_id_up);
4752       int gd_xoffset;
4753       int gd_x, gd_x1, gd_x2, gd_y;
4754       int x_size, y_size;
4755       unsigned long event_mask;
4756       char infotext[max_infotext_len + 1];
4757
4758       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4759
4760       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4761       {
4762         int sid = (j == 0 ?
4763                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4764                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4765
4766         event_mask |= GD_EVENT_RELEASED;
4767
4768         if (j == 1)
4769           x += 2 * ED_GADGET_DISTANCE;
4770         y += ED_GADGET_DISTANCE;
4771
4772         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4773         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4774         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4775         x_size = ED_SCROLLBUTTON_XSIZE;
4776         y_size = ED_SCROLLBUTTON_YSIZE;
4777       }
4778       else
4779       {
4780         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4781         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4782         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4783         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4784         x_size = ED_BUTTON_COUNT_XSIZE;
4785         y_size = ED_BUTTON_COUNT_YSIZE;
4786       }
4787
4788       sprintf(infotext, "%s counter value by 1, 5 or 10",
4789               (j == 0 ? "decrease" : "increase"));
4790
4791       gi = CreateGadget(GDI_CUSTOM_ID, id,
4792                         GDI_CUSTOM_TYPE_ID, i,
4793                         GDI_INFO_TEXT, infotext,
4794                         GDI_X, x,
4795                         GDI_Y, y,
4796                         GDI_WIDTH, x_size,
4797                         GDI_HEIGHT, y_size,
4798                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4799                         GDI_STATE, GD_BUTTON_UNPRESSED,
4800                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4801                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4802                         GDI_EVENT_MASK, event_mask,
4803                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4804                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4805                         GDI_END);
4806
4807       if (gi == NULL)
4808         Error(ERR_EXIT, "cannot create gadget");
4809
4810       level_editor_gadget[id] = gi;
4811       right_gadget_border[id] =
4812         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4813
4814       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4815
4816       if (j == 0)
4817       {
4818         int font_type = FONT_INPUT_1;
4819         int font_type_active = FONT_INPUT_1_ACTIVE;
4820         int gd_width = ED_WIN_COUNT_XSIZE;
4821
4822         id = counterbutton_info[i].gadget_id_text;
4823         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4824
4825         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4826         {
4827           font_type = FONT_LEVEL_NUMBER;
4828           font_type_active = FONT_LEVEL_NUMBER;
4829
4830           x += 2 * ED_GADGET_DISTANCE;
4831           y -= ED_GADGET_DISTANCE;
4832
4833           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4834           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4835           gd_width = ED_WIN_COUNT2_XSIZE;
4836         }
4837         else
4838         {
4839           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4840           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4841         }
4842
4843         gi = CreateGadget(GDI_CUSTOM_ID, id,
4844                           GDI_CUSTOM_TYPE_ID, i,
4845                           GDI_INFO_TEXT, "enter counter value",
4846                           GDI_X, x,
4847                           GDI_Y, y,
4848                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4849                           GDI_NUMBER_VALUE, 0,
4850                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4851                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4852                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4853                           GDI_TEXT_FONT, font_type,
4854                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4855                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4856                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4857                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4858                           GDI_DESIGN_WIDTH, gd_width,
4859                           GDI_EVENT_MASK, event_mask,
4860                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4861                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4862                           GDI_END);
4863
4864         if (gi == NULL)
4865           Error(ERR_EXIT, "cannot create gadget");
4866
4867         level_editor_gadget[id] = gi;
4868         right_gadget_border[id] =
4869           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4870
4871         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4872       }
4873     }
4874   }
4875 }
4876
4877 static void CreateDrawingAreas()
4878 {
4879   int i;
4880
4881   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4882   {
4883     struct GadgetInfo *gi;
4884     unsigned long event_mask;
4885     int id = drawingarea_info[i].gadget_id;
4886     int x = SX + drawingarea_info[i].x;
4887     int y = SY + drawingarea_info[i].y;
4888     int area_xsize = drawingarea_info[i].area_xsize;
4889     int area_ysize = drawingarea_info[i].area_ysize;
4890
4891     event_mask =
4892       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4893       GD_EVENT_OFF_BORDERS;
4894
4895     /* determine horizontal position to the right of specified gadget */
4896     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4897       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4898            ED_DRAWINGAREA_TEXT_DISTANCE);
4899
4900     /* determine horizontal offset for leading text */
4901     if (drawingarea_info[i].text_left != NULL)
4902       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4903
4904     gi = CreateGadget(GDI_CUSTOM_ID, id,
4905                       GDI_CUSTOM_TYPE_ID, i,
4906                       GDI_X, x,
4907                       GDI_Y, y,
4908                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4909                       GDI_AREA_SIZE, area_xsize, area_ysize,
4910                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4911                       GDI_EVENT_MASK, event_mask,
4912                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4913                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4914                       GDI_END);
4915
4916     if (gi == NULL)
4917       Error(ERR_EXIT, "cannot create gadget");
4918
4919     level_editor_gadget[id] = gi;
4920     right_gadget_border[id] =
4921       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4922   }
4923 }
4924
4925 static void CreateTextInputGadgets()
4926 {
4927   int max_infotext_len = getMaxInfoTextLength();
4928   int i;
4929
4930   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4931   {
4932     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4933     int gd_x, gd_y;
4934     struct GadgetInfo *gi;
4935     unsigned long event_mask;
4936     char infotext[MAX_OUTPUT_LINESIZE + 1];
4937     int id = textinput_info[i].gadget_id;
4938
4939     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4940
4941     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4942     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4943
4944     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4945     infotext[max_infotext_len] = '\0';
4946
4947     gi = CreateGadget(GDI_CUSTOM_ID, id,
4948                       GDI_CUSTOM_TYPE_ID, i,
4949                       GDI_INFO_TEXT, infotext,
4950                       GDI_X, SX + textinput_info[i].x,
4951                       GDI_Y, SY + textinput_info[i].y,
4952                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4953                       GDI_TEXT_VALUE, textinput_info[i].value,
4954                       GDI_TEXT_SIZE, textinput_info[i].size,
4955                       GDI_TEXT_FONT, FONT_INPUT_1,
4956                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4957                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4958                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4959                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4960                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4961                       GDI_EVENT_MASK, event_mask,
4962                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4963                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4964                       GDI_END);
4965
4966     if (gi == NULL)
4967       Error(ERR_EXIT, "cannot create gadget");
4968
4969     level_editor_gadget[id] = gi;
4970   }
4971 }
4972
4973 static void CreateTextAreaGadgets()
4974 {
4975   int max_infotext_len = getMaxInfoTextLength();
4976   int i;
4977
4978   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4979   {
4980     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4981     int gd_x, gd_y;
4982     struct GadgetInfo *gi;
4983     unsigned long event_mask;
4984     char infotext[MAX_OUTPUT_LINESIZE + 1];
4985     int id = textarea_info[i].gadget_id;
4986     int area_xsize = textarea_info[i].xsize;
4987     int area_ysize = textarea_info[i].ysize;
4988
4989     event_mask = GD_EVENT_TEXT_LEAVING;
4990
4991     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4992     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4993
4994     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4995     infotext[max_infotext_len] = '\0';
4996
4997     gi = CreateGadget(GDI_CUSTOM_ID, id,
4998                       GDI_CUSTOM_TYPE_ID, i,
4999                       GDI_INFO_TEXT, infotext,
5000                       GDI_X, SX + textarea_info[i].x,
5001                       GDI_Y, SY + textarea_info[i].y,
5002                       GDI_TYPE, GD_TYPE_TEXT_AREA,
5003                       GDI_AREA_SIZE, area_xsize, area_ysize,
5004                       GDI_TEXT_FONT, FONT_INPUT_1,
5005                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5006                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5007                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5008                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5009                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5010                       GDI_EVENT_MASK, event_mask,
5011                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5012                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
5013                       GDI_END);
5014
5015     if (gi == NULL)
5016       Error(ERR_EXIT, "cannot create gadget");
5017
5018     level_editor_gadget[id] = gi;
5019   }
5020 }
5021
5022 static void CreateSelectboxGadgets()
5023 {
5024   int max_infotext_len = getMaxInfoTextLength();
5025   int i, j;
5026
5027   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5028   {
5029     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5030     int gd_x, gd_y;
5031     struct GadgetInfo *gi;
5032     unsigned long event_mask;
5033     char infotext[MAX_OUTPUT_LINESIZE + 1];
5034     int id = selectbox_info[i].gadget_id;
5035     int x = SX + selectbox_info[i].x;
5036     int y = SY + selectbox_info[i].y;
5037
5038     if (selectbox_info[i].size == -1)   /* dynamically determine size */
5039     {
5040       /* (we cannot use -1 for uninitialized values if we directly compare
5041          with results from strlen(), because the '<' and '>' operation will
5042          implicitely cast -1 to an unsigned integer value!) */
5043       selectbox_info[i].size = 0;
5044
5045       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
5046         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
5047           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
5048
5049       selectbox_info[i].size++;         /* add one character empty space */
5050     }
5051
5052     event_mask = GD_EVENT_RELEASED |
5053       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5054
5055     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
5056     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
5057
5058     /* determine horizontal position to the right of specified gadget */
5059     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
5060       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
5061            ED_GADGET_TEXT_DISTANCE);
5062
5063     /* determine horizontal offset for leading text */
5064     if (selectbox_info[i].text_left != NULL)
5065       x += getTextWidthForGadget(selectbox_info[i].text_left);
5066
5067     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
5068     infotext[max_infotext_len] = '\0';
5069
5070     gi = CreateGadget(GDI_CUSTOM_ID, id,
5071                       GDI_CUSTOM_TYPE_ID, i,
5072                       GDI_INFO_TEXT, infotext,
5073                       GDI_X, x,
5074                       GDI_Y, y,
5075                       GDI_TYPE, GD_TYPE_SELECTBOX,
5076                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
5077                       GDI_TEXT_SIZE, selectbox_info[i].size,
5078                       GDI_TEXT_FONT, FONT_INPUT_1,
5079                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5080                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5081                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5082                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5083                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
5084                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5085                       GDI_EVENT_MASK, event_mask,
5086                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5087                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
5088                       GDI_END);
5089
5090     if (gi == NULL)
5091       Error(ERR_EXIT, "cannot create gadget");
5092
5093     level_editor_gadget[id] = gi;
5094     right_gadget_border[id] =
5095       getRightGadgetBorder(gi, selectbox_info[i].text_right);
5096   }
5097 }
5098
5099 static void CreateTextbuttonGadgets()
5100 {
5101   int max_infotext_len = getMaxInfoTextLength();
5102   int i;
5103
5104   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
5105   {
5106     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5107     int gd_x1, gd_x2, gd_y1, gd_y2;
5108     struct GadgetInfo *gi;
5109     unsigned long event_mask;
5110     char infotext[MAX_OUTPUT_LINESIZE + 1];
5111     int id = textbutton_info[i].gadget_id;
5112     int x = SX + textbutton_info[i].x;
5113     int y = SY + textbutton_info[i].y;
5114
5115     if (textbutton_info[i].size == -1)  /* dynamically determine size */
5116       textbutton_info[i].size = strlen(textbutton_info[i].text);
5117
5118     event_mask = GD_EVENT_RELEASED;
5119
5120     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
5121     {
5122       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
5123       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
5124       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
5125       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
5126     }
5127     else
5128     {
5129       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
5130       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
5131       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
5132       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
5133     }
5134
5135     sprintf(infotext, "%s", textbutton_info[i].infotext);
5136     infotext[max_infotext_len] = '\0';
5137
5138     /* determine horizontal position to the right of specified gadget */
5139     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5140       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
5141            ED_GADGET_TEXT_DISTANCE);
5142
5143     /* determine horizontal offset for leading text */
5144     if (textbutton_info[i].text_left != NULL)
5145       x += getTextWidthForGadget(textbutton_info[i].text_left);
5146
5147     gi = CreateGadget(GDI_CUSTOM_ID, id,
5148                       GDI_CUSTOM_TYPE_ID, i,
5149                       GDI_INFO_TEXT, infotext,
5150                       GDI_X, x,
5151                       GDI_Y, y,
5152                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
5153                       GDI_TEXT_VALUE, textbutton_info[i].text,
5154                       GDI_TEXT_SIZE, textbutton_info[i].size,
5155                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
5156                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
5157                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5158                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5159                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5160                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
5161                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5162                       GDI_DECORATION_SHIFTING, 1, 1,
5163                       GDI_EVENT_MASK, event_mask,
5164                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5165                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
5166                       GDI_END);
5167
5168     if (gi == NULL)
5169       Error(ERR_EXIT, "cannot create gadget");
5170
5171     level_editor_gadget[id] = gi;
5172     right_gadget_border[id] =
5173       getRightGadgetBorder(gi, textbutton_info[i].text_right);
5174   }
5175 }
5176
5177 static void CreateGraphicbuttonGadgets()
5178 {
5179   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5180   struct GadgetInfo *gi;
5181   unsigned long event_mask;
5182   int i;
5183
5184   /* create buttons for scrolling of drawing area and element list */
5185   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
5186   {
5187     int id = graphicbutton_info[i].gadget_id;
5188     int gd_x1, gd_x2, gd_y1, gd_y2;
5189     int x = SX + graphicbutton_info[i].x;
5190     int y = SY + graphicbutton_info[i].y;
5191
5192     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5193
5194     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
5195     {
5196       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
5197       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5198       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
5199       gd_y2 = gd_y1;
5200     }
5201     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5202     {
5203       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5204       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5205       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5206       gd_y2 = gd_y1;
5207     }
5208
5209     /* determine horizontal position to the right of specified gadget */
5210     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5211       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5212            ED_GADGET_TEXT_DISTANCE);
5213
5214     /* determine horizontal offset for leading text */
5215     if (graphicbutton_info[i].text_left != NULL)
5216       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5217
5218     gi = CreateGadget(GDI_CUSTOM_ID, id,
5219                       GDI_CUSTOM_TYPE_ID, i,
5220                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5221                       GDI_X, x,
5222                       GDI_Y, y,
5223                       GDI_WIDTH, graphicbutton_info[i].width,
5224                       GDI_HEIGHT, graphicbutton_info[i].height,
5225                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5226                       GDI_STATE, GD_BUTTON_UNPRESSED,
5227                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5228                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5229                       GDI_EVENT_MASK, event_mask,
5230                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5231                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5232                       GDI_END);
5233
5234     if (gi == NULL)
5235       Error(ERR_EXIT, "cannot create gadget");
5236
5237     level_editor_gadget[id] = gi;
5238     right_gadget_border[id] =
5239       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5240   }
5241 }
5242
5243 static void CreateScrollbarGadgets()
5244 {
5245   int i;
5246
5247   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5248   {
5249     int id = scrollbar_info[i].gadget_id;
5250     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5251     int gd_x1, gd_x2, gd_y1, gd_y2;
5252     struct GadgetInfo *gi;
5253     int items_max, items_visible, item_position;
5254     unsigned long event_mask;
5255
5256     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5257     {
5258       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5259       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5260       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5261     }
5262     else        /* drawing area scrollbars */
5263     {
5264       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5265       {
5266         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5267         items_visible = ed_fieldx;
5268         item_position = 0;
5269       }
5270       else
5271       {
5272         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5273         items_visible = ed_fieldy;
5274         item_position = 0;
5275       }
5276     }
5277
5278     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5279
5280     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5281     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5282                       scrollbar_info[i].height : scrollbar_info[i].width));
5283     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5284     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5285
5286     gi = CreateGadget(GDI_CUSTOM_ID, id,
5287                       GDI_CUSTOM_TYPE_ID, i,
5288                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5289                       GDI_X, scrollbar_info[i].x,
5290                       GDI_Y, scrollbar_info[i].y,
5291                       GDI_WIDTH, scrollbar_info[i].width,
5292                       GDI_HEIGHT, scrollbar_info[i].height,
5293                       GDI_TYPE, scrollbar_info[i].type,
5294                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5295                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5296                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5297                       GDI_STATE, GD_BUTTON_UNPRESSED,
5298                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5299                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5300                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5301                       GDI_EVENT_MASK, event_mask,
5302                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5303                       GDI_CALLBACK_ACTION, HandleControlButtons,
5304                       GDI_END);
5305
5306     if (gi == NULL)
5307       Error(ERR_EXIT, "cannot create gadget");
5308
5309     level_editor_gadget[id] = gi;
5310   }
5311 }
5312
5313 static void CreateCheckbuttonGadgets()
5314 {
5315   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5316   struct GadgetInfo *gi;
5317   unsigned long event_mask;
5318   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5319   int i;
5320
5321   event_mask = GD_EVENT_PRESSED;
5322
5323   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5324   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5325   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5326   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5327   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5328
5329   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5330   {
5331     int id = checkbutton_info[i].gadget_id;
5332     int x = SX + checkbutton_info[i].x;
5333     int y = SY + checkbutton_info[i].y;
5334
5335     if (id == GADGET_ID_STICK_ELEMENT)
5336       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5337     else
5338       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5339
5340     /* determine horizontal position to the right of specified gadget */
5341     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5342       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5343            ED_GADGET_TEXT_DISTANCE);
5344
5345     /* determine horizontal offset for leading text */
5346     if (checkbutton_info[i].text_left != NULL)
5347       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5348
5349     gi = CreateGadget(GDI_CUSTOM_ID, id,
5350                       GDI_CUSTOM_TYPE_ID, i,
5351                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5352                       GDI_X, x,
5353                       GDI_Y, y,
5354                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5355                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5356                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5357                       GDI_CHECKED, *checkbutton_info[i].value,
5358                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5359                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5360                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5361                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5362                       GDI_EVENT_MASK, event_mask,
5363                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5364                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5365                       GDI_END);
5366
5367     if (gi == NULL)
5368       Error(ERR_EXIT, "cannot create gadget");
5369
5370     level_editor_gadget[id] = gi;
5371     right_gadget_border[id] =
5372       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5373   }
5374 }
5375
5376 static void CreateRadiobuttonGadgets()
5377 {
5378   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5379   struct GadgetInfo *gi;
5380   unsigned long event_mask;
5381   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5382   int i;
5383
5384   event_mask = GD_EVENT_PRESSED;
5385
5386   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5387   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5388   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5389   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5390   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5391
5392   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5393   {
5394     int id = radiobutton_info[i].gadget_id;
5395     int x = SX + radiobutton_info[i].x;
5396     int y = SY + radiobutton_info[i].y;
5397
5398     int checked =
5399       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5400
5401     /* determine horizontal position to the right of specified gadget */
5402     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5403       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5404            ED_GADGET_TEXT_DISTANCE);
5405
5406     /* determine horizontal offset for leading text */
5407     if (radiobutton_info[i].text_left != NULL)
5408       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5409
5410     gi = CreateGadget(GDI_CUSTOM_ID, id,
5411                       GDI_CUSTOM_TYPE_ID, i,
5412                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5413                       GDI_X, x,
5414                       GDI_Y, y,
5415                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5416                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5417                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5418                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5419                       GDI_CHECKED, checked,
5420                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5421                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5422                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5423                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5424                       GDI_EVENT_MASK, event_mask,
5425                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5426                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5427                       GDI_END);
5428
5429     if (gi == NULL)
5430       Error(ERR_EXIT, "cannot create gadget");
5431
5432     level_editor_gadget[id] = gi;
5433     right_gadget_border[id] =
5434       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5435   }
5436 }
5437
5438 void CreateLevelEditorGadgets()
5439 {
5440   int old_game_status = game_status;
5441
5442   /* setting 'game_status' is needed to get the right fonts for the editor */
5443   game_status = GAME_MODE_EDITOR;
5444
5445   ReinitializeElementList();
5446
5447   CreateControlButtons();
5448   CreateScrollbarGadgets();
5449
5450   /* order of function calls is important because of cross-references */
5451   CreateCheckbuttonGadgets();
5452   CreateCounterButtons();
5453   CreateRadiobuttonGadgets();
5454   CreateTextInputGadgets();
5455   CreateTextAreaGadgets();
5456   CreateSelectboxGadgets();
5457   CreateGraphicbuttonGadgets();
5458   CreateTextbuttonGadgets();
5459   CreateDrawingAreas();
5460
5461   game_status = old_game_status;
5462 }
5463
5464 void FreeLevelEditorGadgets()
5465 {
5466   int i;
5467
5468   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5469     FreeGadget(level_editor_gadget[i]);
5470 }
5471
5472 static void MapCounterButtons(int id)
5473 {
5474   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5475   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5476   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5477   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5478   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5479   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5480   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5481   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5482   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5483   int yoffset = ED_BORDER_SIZE;
5484   int x_left = gi_down->x - xoffset_left;
5485 #if 1
5486   int x_right;  /* set after gadget position was modified */
5487 #else
5488   int x_right = gi_up->x + gi_up->width + xoffset_right;
5489 #endif
5490   int y_above = gi_down->y - yoffset_above;
5491   int x = gi_down->x;
5492   int y;        /* set after gadget position was modified */
5493
5494   /* counter limits must be changed first to prevent value truncation */
5495   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
5496                             counterbutton_info[id].max_value);
5497
5498   /* right text position might have changed after setting position above */
5499   x_right = gi_up->x + gi_up->width + xoffset_right;
5500
5501   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
5502
5503   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
5504   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
5505       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
5506   {
5507     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5508     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5509     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5510   }
5511
5512   /* vertical position might have changed after setting position above */
5513   y = gi_up->y + yoffset;
5514
5515   if (counterbutton_info[id].text_above)
5516     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5517
5518   if (counterbutton_info[id].text_left)
5519     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5520
5521   if (counterbutton_info[id].text_right)
5522     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5523
5524   MapGadget(gi_down);
5525   MapGadget(gi_text);
5526   MapGadget(gi_up);
5527 }
5528
5529 static void MapControlButtons()
5530 {
5531   int counter_id;
5532   int i;
5533
5534   /* map toolbox buttons (excluding special CE toolbox buttons) */
5535   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5536     MapGadget(level_editor_gadget[i]);
5537
5538   /* map buttons to select elements */
5539   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5540     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5541   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5542   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5543   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5544
5545   /* map buttons to select level */
5546   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5547   ModifyEditorCounterLimits(counter_id,
5548                             leveldir_current->first_level,
5549                             leveldir_current->last_level);
5550   MapCounterButtons(counter_id);
5551 }
5552
5553 static void MapDrawingArea(int id)
5554 {
5555   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5556   int area_xsize = gi->drawing.area_xsize;
5557   int area_ysize = gi->drawing.area_ysize;
5558   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5559   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5560   int x_left  = gi->x - xoffset_left;
5561   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5562   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5563   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5564   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5565
5566   if (drawingarea_info[id].text_left)
5567     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5568
5569   if (drawingarea_info[id].text_right)
5570     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5571
5572   if (drawingarea_info[id].text_below)
5573     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5574
5575   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5576   {
5577     DrawElementBorder(gi->x, gi->y,
5578                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5579
5580     DrawDrawingArea(id);
5581   }
5582
5583   MapGadget(gi);
5584 }
5585
5586 static void MapTextInputGadget(int id)
5587 {
5588   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5589   int xoffset_above = 0;
5590   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5591   int x_above = textinput_info[id].x + xoffset_above;
5592   int y_above = textinput_info[id].y + yoffset_above;
5593
5594   if (textinput_info[id].text_above)
5595     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5596
5597   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5598
5599   MapGadget(gi);
5600 }
5601
5602 static void MapTextAreaGadget(int id)
5603 {
5604   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5605   int xoffset_above = 0;
5606   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5607   int x_above = textarea_info[id].x + xoffset_above;
5608   int y_above = textarea_info[id].y + yoffset_above;
5609
5610   if (textarea_info[id].text_above)
5611     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5612
5613   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5614
5615   MapGadget(gi);
5616 }
5617
5618 static void MapSelectboxGadget(int id)
5619 {
5620   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5621   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5622   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5623   int yoffset = ED_BORDER_SIZE;
5624   int x_left = gi->x - xoffset_left;
5625   int x_right = gi->x + gi->width + xoffset_right;
5626   int y = gi->y + yoffset;
5627
5628   if (selectbox_info[id].text_left)
5629     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5630
5631   if (selectbox_info[id].text_right)
5632     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5633
5634   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
5635
5636   MapGadget(gi);
5637 }
5638
5639 static void MapTextbuttonGadget(int id)
5640 {
5641   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5642   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5643   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5644   int yoffset = ED_BORDER_SIZE;
5645   int x_left = gi->x - xoffset_left;
5646   int x_right = gi->x + gi->width + xoffset_right;
5647   int y = gi->y + yoffset;
5648
5649   /* only show button to delete change pages when more than minimum pages */
5650   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5651       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5652     return;
5653
5654   if (textbutton_info[id].text_left)
5655     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5656
5657   if (textbutton_info[id].text_right)
5658     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5659
5660   MapGadget(gi);
5661 }
5662
5663 static void MapGraphicbuttonGadget(int id)
5664 {
5665   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5666   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5667   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5668   int yoffset = ED_BORDER_SIZE;
5669   int x_left = gi->x - xoffset_left;
5670   int x_right = gi->x + gi->width + xoffset_right;
5671   int y = gi->y + yoffset;
5672
5673   if (graphicbutton_info[id].text_left)
5674     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5675
5676   if (graphicbutton_info[id].text_right)
5677     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5678
5679   MapGadget(gi);
5680 }
5681
5682 static void MapRadiobuttonGadget(int id)
5683 {
5684   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5685   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5686   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5687   int yoffset = ED_BORDER_SIZE;
5688   int x_left = gi->x - xoffset_left;
5689   int x_right = gi->x + gi->width + xoffset_right;
5690   int y = gi->y + yoffset;
5691   boolean checked =
5692     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5693
5694   if (radiobutton_info[id].text_left)
5695     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5696
5697   if (radiobutton_info[id].text_right)
5698     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5699
5700   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5701
5702   MapGadget(gi);
5703 }
5704
5705 static void MapCheckbuttonGadget(int id)
5706 {
5707   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5708   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5709   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5710   int yoffset = ED_BORDER_SIZE;
5711   int x_left, x_right, y;       /* set after gadget position was modified */
5712
5713   /* set position for gadgets with dynamically determined position */
5714   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5715     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5716   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5717
5718   x_left = gi->x - xoffset_left;
5719   x_right = gi->x + gi->width + xoffset_right;
5720   y = gi->y + yoffset;
5721
5722   if (checkbutton_info[id].text_left)
5723     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5724
5725   if (checkbutton_info[id].text_right)
5726     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5727
5728   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5729
5730   MapGadget(gi);
5731 }
5732
5733 static void MapMainDrawingArea()
5734 {
5735   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5736   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5737   int i;
5738
5739   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5740   {
5741     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5742           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5743          no_horizontal_scrollbar) ||
5744         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5745           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5746          no_vertical_scrollbar))
5747       continue;
5748
5749     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5750   }
5751
5752   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5753   {
5754     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5755         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5756       continue;
5757
5758     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5759   }
5760
5761   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5762 }
5763
5764 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5765 {
5766   int i;
5767
5768   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5769   {
5770     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5771         i == GADGET_ID_CUSTOM_COPY_TO ||
5772         i == GADGET_ID_CUSTOM_EXCHANGE ||
5773         i == GADGET_ID_CUSTOM_COPY ||
5774         i == GADGET_ID_CUSTOM_PASTE)
5775     {
5776       if (map)
5777         MapGadget(level_editor_gadget[i]);
5778       else
5779         UnmapGadget(level_editor_gadget[i]);
5780     }
5781   }
5782 }
5783
5784 static void MapLevelEditorToolboxCustomGadgets()
5785 {
5786   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5787 }
5788
5789 static void UnmapLevelEditorToolboxCustomGadgets()
5790 {
5791   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5792 }
5793
5794 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5795 {
5796   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5797   int i;
5798
5799   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5800   {
5801     if (i != GADGET_ID_SINGLE_ITEMS &&
5802         i != GADGET_ID_PROPERTIES &&
5803         i != GADGET_ID_PICK_ELEMENT)
5804     {
5805       struct GadgetInfo *gi = level_editor_gadget[i];
5806
5807       if (map)
5808         MapGadget(gi);
5809       else
5810       {
5811         UnmapGadget(gi);
5812
5813         BlitBitmap(gd_bitmap, drawto,
5814                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5815                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5816                    gi->width, gi->height, gi->x, gi->y);
5817
5818         redraw_mask |= REDRAW_DOOR_3;
5819       }
5820     }
5821   }
5822 }
5823
5824 static void MapLevelEditorToolboxDrawingGadgets()
5825 {
5826   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5827 }
5828
5829 static void UnmapLevelEditorToolboxDrawingGadgets()
5830 {
5831   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5832 }
5833
5834 static void UnmapDrawingArea(int id)
5835 {
5836   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5837 }
5838
5839 static void UnmapLevelEditorWindowGadgets()
5840 {
5841   int i;
5842
5843   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5844     if (level_editor_gadget[i]->x < SX + SXSIZE)
5845       UnmapGadget(level_editor_gadget[i]);
5846 }
5847
5848 void UnmapLevelEditorGadgets()
5849 {
5850   int i;
5851
5852   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5853     UnmapGadget(level_editor_gadget[i]);
5854 }
5855
5856 static void ResetUndoBuffer()
5857 {
5858   undo_buffer_position = -1;
5859   undo_buffer_steps = -1;
5860   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5861
5862   level.changed = FALSE;
5863 }
5864
5865 static void DrawEditModeWindow()
5866 {
5867   ModifyEditorElementList();
5868   RedrawDrawingElements();
5869
5870   if (edit_mode == ED_MODE_INFO)
5871     DrawLevelInfoWindow();
5872   else if (edit_mode == ED_MODE_PROPERTIES)
5873     DrawPropertiesWindow();
5874   else  /* edit_mode == ED_MODE_DRAWING */
5875     DrawDrawingWindow();
5876 }
5877
5878 static boolean LevelChanged()
5879 {
5880   boolean field_changed = FALSE;
5881   int x, y;
5882
5883   if (leveldir_current->readonly)
5884     return FALSE;
5885
5886   for (y = 0; y < lev_fieldy; y++)
5887     for (x = 0; x < lev_fieldx; x++)
5888       if (Feld[x][y] != level.field[x][y])
5889         field_changed = TRUE;
5890
5891   return (level.changed || field_changed);
5892 }
5893
5894 static boolean LevelContainsPlayer()
5895 {
5896   boolean player_found = FALSE;
5897   int x, y;
5898
5899   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5900
5901   for (y = 0; y < lev_fieldy; y++)
5902     for (x = 0; x < lev_fieldx; x++)
5903       if (Feld[x][y] == EL_PLAYER_1 ||
5904           Feld[x][y] == EL_SP_MURPHY)
5905         player_found = TRUE;
5906
5907   return player_found;
5908 }
5909
5910 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5911                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5912 {
5913   int x, y;
5914
5915   for (x = 0; x < lev_fieldx; x++)
5916     for (y = 0; y < lev_fieldy; y++)
5917       dst[x][y] = src[x][y];
5918 }
5919
5920 static int setSelectboxValue(int selectbox_id, int new_value)
5921 {
5922   int new_index_value = 0;
5923   int i;
5924
5925   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5926     if (selectbox_info[selectbox_id].options[i].value == new_value)
5927       new_index_value = i;
5928
5929   *selectbox_info[selectbox_id].value =
5930     selectbox_info[selectbox_id].options[new_index_value].value;
5931
5932   return new_index_value;
5933 }
5934
5935 static void setSelectboxSpecialActionOptions()
5936 {
5937   int i;
5938
5939   /* change action mode and arg selectbox according to action type selectbox */
5940   for (i = 0; action_arg_options[i].value != -1; i++)
5941   {
5942     if (action_arg_options[i].value == custom_element_change.action_type)
5943     {
5944       int mode = action_arg_options[i].mode;
5945
5946       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
5947                                    action_arg_modes[mode]);
5948       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
5949                                  custom_element_change.action_mode);
5950
5951       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
5952                                    action_arg_options[i].options);
5953       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
5954                                  custom_element_change.action_arg);
5955     }
5956   }
5957 }
5958
5959 static void copy_custom_element_settings(int element_from, int element_to)
5960 {
5961   struct ElementInfo *ei_from = &element_info[element_from];
5962   struct ElementInfo *ei_to = &element_info[element_to];
5963   int i, x, y;
5964
5965   /* ---------- copy element description ---------- */
5966   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5967     ei_to->description[i] = ei_from->description[i];
5968
5969   /* ---------- copy element base properties ---------- */
5970   Properties[element_to][EP_BITFIELD_BASE] =
5971     Properties[element_from][EP_BITFIELD_BASE];
5972
5973   /* ---------- copy custom property values ---------- */
5974
5975   ei_to->use_gfx_element = ei_from->use_gfx_element;
5976   ei_to->gfx_element = ei_from->gfx_element;
5977
5978   ei_to->access_direction = ei_from->access_direction;
5979
5980   ei_to->collect_score_initial = ei_from->collect_score_initial;
5981   ei_to->collect_count_initial = ei_from->collect_count_initial;
5982
5983   ei_to->ce_value_fixed_initial = ei_from->ce_value_fixed_initial;
5984   ei_to->ce_value_random_initial = ei_from->ce_value_random_initial;
5985   ei_to->use_last_ce_value = ei_from->use_last_ce_value;
5986
5987   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5988   ei_to->push_delay_random = ei_from->push_delay_random;
5989   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5990   ei_to->drop_delay_random = ei_from->drop_delay_random;
5991   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5992   ei_to->move_delay_random = ei_from->move_delay_random;
5993
5994   ei_to->move_pattern = ei_from->move_pattern;
5995   ei_to->move_direction_initial = ei_from->move_direction_initial;
5996   ei_to->move_stepsize = ei_from->move_stepsize;
5997
5998   ei_to->move_enter_element = ei_from->move_enter_element;
5999   ei_to->move_leave_element = ei_from->move_leave_element;
6000   ei_to->move_leave_type = ei_from->move_leave_type;
6001
6002   ei_to->slippery_type = ei_from->slippery_type;
6003
6004   for (y = 0; y < 3; y++)
6005     for (x = 0; x < 3; x++)
6006       ei_to->content.e[x][y] = ei_from->content.e[x][y];
6007
6008   ei_to->explosion_type = ei_from->explosion_type;
6009   ei_to->explosion_delay = ei_from->explosion_delay;
6010   ei_to->ignition_delay = ei_from->ignition_delay;
6011
6012   /* ---------- reinitialize and copy change pages ---------- */
6013
6014   ei_to->num_change_pages = ei_from->num_change_pages;
6015   ei_to->current_change_page = ei_from->current_change_page;
6016
6017   setElementChangePages(ei_to, ei_to->num_change_pages);
6018
6019   for (i=0; i < ei_to->num_change_pages; i++)
6020     ei_to->change_page[i] = ei_from->change_page[i];
6021
6022   /* ---------- copy group element info ---------- */
6023   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
6024     *ei_to->group = *ei_from->group;
6025
6026   /* mark this custom element as modified */
6027   ei_to->modified_settings = TRUE;
6028 }
6029
6030 static void replace_custom_element_in_settings(int element_from,
6031                                                int element_to)
6032 {
6033   int i, j, x, y;
6034
6035   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
6036   {
6037     struct ElementInfo *ei = &element_info[i];
6038
6039     for (y = 0; y < 3; y++)
6040       for (x = 0; x < 3; x++)
6041         if (ei->content.e[x][y] == element_from)
6042           ei->content.e[x][y] = element_to;
6043
6044     for (j = 0; j < ei->num_change_pages; j++)
6045     {
6046       struct ElementChangeInfo *change = &ei->change_page[j];
6047
6048       if (change->target_element == element_from)
6049         change->target_element = element_to;
6050
6051       if (change->trigger_element == element_from)
6052         change->trigger_element = element_to;
6053
6054       for (y = 0; y < 3; y++)
6055         for (x = 0; x < 3; x++)
6056           if (change->target_content.e[x][y] == element_from)
6057             change->target_content.e[x][y] = element_to;
6058     }
6059
6060     if (ei->group != NULL)                              /* group or internal */
6061       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
6062         if (ei->group->element[j] == element_from)
6063           ei->group->element[j] = element_to;
6064   }
6065 }
6066
6067 static void replace_custom_element_in_playfield(int element_from,
6068                                                 int element_to)
6069 {
6070   int x, y;
6071
6072   for (x = 0; x < lev_fieldx; x++)
6073     for (y = 0; y < lev_fieldy; y++)
6074       if (Feld[x][y] == element_from)
6075         Feld[x][y] = element_to;
6076 }
6077
6078 static boolean CopyCustomElement(int element_old, int element_new,
6079                                  int copy_mode)
6080 {
6081   if (copy_mode == GADGET_ID_CUSTOM_COPY)
6082   {
6083     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
6084                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6085     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6086   }
6087   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
6088   {
6089     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
6090                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6091     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6092
6093     level.changed = TRUE;
6094   }
6095   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
6096   {
6097     Request("Please choose custom element !", REQ_CONFIRM);
6098
6099     return FALSE;
6100   }
6101   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
6102   {
6103     Request("Please choose group element !", REQ_CONFIRM);
6104
6105     return FALSE;
6106   }
6107   else
6108   {
6109     level.changed = TRUE;
6110   }
6111
6112   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
6113   {
6114     copy_custom_element_settings(element_new, element_old);
6115   }
6116   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
6117   {
6118     copy_custom_element_settings(element_old, element_new);
6119   }
6120   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
6121   {
6122     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
6123     copy_custom_element_settings(element_new, element_old);
6124     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
6125
6126     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
6127     replace_custom_element_in_settings(element_new, element_old);
6128     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
6129
6130     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
6131     replace_custom_element_in_playfield(element_new, element_old);
6132     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
6133   }
6134
6135   UpdateCustomElementGraphicGadgets();
6136   DrawPropertiesWindow();
6137
6138   return TRUE;
6139 }
6140
6141 static void CopyCustomElementPropertiesToEditor(int element)
6142 {
6143   int i;
6144   int current_change_page = element_info[element].current_change_page;
6145
6146   /* dynamically (re)build selectbox for selecting change page */
6147   for (i = 0; i < element_info[element].num_change_pages; i++)
6148   {
6149     sprintf(options_change_page_strings[i], "%d", i + 1);
6150
6151     options_change_page[i].value = i;
6152     options_change_page[i].text = options_change_page_strings[i];
6153   }
6154
6155   options_change_page[i].value = -1;
6156   options_change_page[i].text = NULL;
6157
6158   /* needed here to initialize combined element properties */
6159   InitElementPropertiesEngine(level.game_version);
6160
6161   element_info[element].change =
6162     &element_info[element].change_page[current_change_page];
6163
6164   custom_element = element_info[element];
6165   custom_element_change = *element_info[element].change;
6166
6167   /* needed to initially set selectbox options for special action options */
6168   setSelectboxSpecialActionOptions();
6169
6170   /* needed to initially set selectbox value variables to reliable defaults */
6171   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6172     setSelectboxValue(i, *selectbox_info[i].value);
6173
6174   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6175     custom_element_properties[i] = HAS_PROPERTY(element, i);
6176
6177   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6178     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
6179
6180   /* ---------- element settings: configure (custom elements) ------------- */
6181
6182   /* set accessible layer selectbox help value */
6183   custom_element.access_type =
6184     (IS_WALKABLE(element) ? EP_WALKABLE :
6185      IS_PASSABLE(element) ? EP_PASSABLE :
6186      custom_element.access_type);
6187   custom_element.access_layer =
6188     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
6189      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
6190      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
6191      custom_element.access_layer);
6192   custom_element.access_protected =
6193     (IS_PROTECTED(element) ? 1 : 0);
6194   custom_element_properties[EP_ACCESSIBLE] =
6195     (IS_ACCESSIBLE_OVER(element) ||
6196      IS_ACCESSIBLE_INSIDE(element) ||
6197      IS_ACCESSIBLE_UNDER(element));
6198
6199   /* set walk-to-object action selectbox help value */
6200   custom_element.walk_to_action =
6201     (IS_DIGGABLE(element) ? EP_DIGGABLE :
6202      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
6203      IS_DROPPABLE(element) ? EP_DROPPABLE :
6204      IS_THROWABLE(element) ? EP_THROWABLE :
6205      IS_PUSHABLE(element) ? EP_PUSHABLE :
6206      custom_element.walk_to_action);
6207   custom_element_properties[EP_WALK_TO_OBJECT] =
6208     (IS_DIGGABLE(element) ||
6209      IS_COLLECTIBLE_ONLY(element) ||
6210      IS_DROPPABLE(element) ||
6211      IS_THROWABLE(element) ||
6212      IS_PUSHABLE(element));
6213
6214   /* set smash targets selectbox help value */
6215   custom_element.smash_targets =
6216     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
6217      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
6218      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
6219      custom_element.smash_targets);
6220   custom_element_properties[EP_CAN_SMASH] =
6221     (CAN_SMASH_EVERYTHING(element) ||
6222      CAN_SMASH_ENEMIES(element) ||
6223      CAN_SMASH_PLAYER(element));
6224
6225   /* set deadliness selectbox help value */
6226   custom_element.deadliness =
6227     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
6228      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
6229      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
6230      custom_element.deadliness);
6231   custom_element_properties[EP_DEADLY] =
6232     (DONT_TOUCH(element) ||
6233      DONT_COLLIDE_WITH(element) ||
6234      DONT_RUN_INTO(element));
6235
6236   /* ---------- element settings: advanced (custom elements) --------------- */
6237
6238   /* set "change by direct action" selectbox help value */
6239   custom_element_change.direct_action =
6240     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6241      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6242      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6243      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6244      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6245      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6246      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6247      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6248      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6249      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6250      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6251      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6252      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
6253      custom_element_change.direct_action);
6254
6255   /* set "change by other element action" selectbox help value */
6256   custom_element_change.other_action =
6257     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
6258      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
6259      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
6260      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
6261      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
6262      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
6263      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
6264      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
6265      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
6266      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
6267      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
6268      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6269      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6270      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6271      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
6272      custom_element_change.other_action);
6273 }
6274
6275 static void CopyGroupElementPropertiesToEditor(int element)
6276 {
6277   group_element_info = *element_info[element].group;
6278   custom_element = element_info[element];       /* needed for description */
6279 }
6280
6281 static void CopyClassicElementPropertiesToEditor(int element)
6282 {
6283   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6284     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6285       getMoveIntoAcidProperty(&level, element);
6286
6287   if (MAYBE_DONT_COLLIDE_WITH(element))
6288     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6289       getDontCollideWithProperty(&level, element);
6290 }
6291
6292 static void CopyElementPropertiesToEditor(int element)
6293 {
6294   if (IS_CUSTOM_ELEMENT(element))
6295     CopyCustomElementPropertiesToEditor(element);
6296   else if (IS_GROUP_ELEMENT(element))
6297     CopyGroupElementPropertiesToEditor(element);
6298   else
6299     CopyClassicElementPropertiesToEditor(element);
6300 }
6301
6302 static void CopyCustomElementPropertiesToGame(int element)
6303 {
6304   int i;
6305   int access_type_and_layer;
6306
6307   /* mark that this custom element has been modified */
6308   custom_element.modified_settings = TRUE;
6309   level.changed = TRUE;
6310
6311   if (level.use_custom_template)
6312   {
6313     if (Request("Copy and modify level template ?", REQ_ASK))
6314     {
6315       level.use_custom_template = FALSE;
6316       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6317                    GDI_CHECKED, FALSE, GDI_END);
6318     }
6319     else
6320     {
6321       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6322
6323       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6324     }
6325   }
6326
6327   element_info[element] = custom_element;
6328   *element_info[element].change = custom_element_change;
6329
6330   /* ---------- element settings: configure (custom elements) ------------- */
6331
6332   /* set accessible property from checkbox and selectbox */
6333   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6334   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6335   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6336   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6337   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6338   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6339   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6340                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6341                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6342   custom_element_properties[access_type_and_layer] =
6343     custom_element_properties[EP_ACCESSIBLE];
6344   custom_element_properties[EP_PROTECTED] =
6345     (custom_element.access_protected != 0 &&
6346      custom_element_properties[EP_ACCESSIBLE]);
6347
6348   /* set walk-to-object property from checkbox and selectbox */
6349   custom_element_properties[EP_DIGGABLE] = FALSE;
6350   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6351   custom_element_properties[EP_DROPPABLE] = FALSE;
6352   custom_element_properties[EP_THROWABLE] = FALSE;
6353   custom_element_properties[EP_PUSHABLE] = FALSE;
6354   custom_element_properties[custom_element.walk_to_action] =
6355     custom_element_properties[EP_WALK_TO_OBJECT];
6356
6357   /* set smash property from checkbox and selectbox */
6358   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6359   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6360   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6361   custom_element_properties[custom_element.smash_targets] =
6362     custom_element_properties[EP_CAN_SMASH];
6363
6364   /* set deadliness property from checkbox and selectbox */
6365   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6366   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6367   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6368   custom_element_properties[custom_element.deadliness] =
6369     custom_element_properties[EP_DEADLY];
6370
6371   /* ---------- element settings: advanced (custom elements) --------------- */
6372
6373   /* set player change event from checkbox and selectbox */
6374   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6375   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6376   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6377   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6378   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6379   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6380   custom_element_change_events[CE_SWITCHED] = FALSE;
6381   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6382   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6383   custom_element_change_events[CE_BLOCKED] = FALSE;
6384   custom_element_change_events[CE_IMPACT] = FALSE;
6385   custom_element_change_events[CE_SMASHED] = FALSE;
6386   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
6387   custom_element_change_events[custom_element_change.direct_action] =
6388     custom_element_change_events[CE_BY_DIRECT_ACTION];
6389
6390   /* set other element action change event from checkbox and selectbox */
6391   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
6392   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
6393   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
6394   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
6395   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
6396   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
6397   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
6398   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
6399   custom_element_change_events[CE_TOUCHING_X] = FALSE;
6400   custom_element_change_events[CE_HITTING_X] = FALSE;
6401   custom_element_change_events[CE_HIT_BY_X] = FALSE;
6402   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
6403   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
6404   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
6405   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
6406   custom_element_change_events[custom_element_change.other_action] =
6407     custom_element_change_events[CE_BY_OTHER_ACTION];
6408
6409   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6410     SET_PROPERTY(element, i, custom_element_properties[i]);
6411
6412   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6413     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6414
6415   /* copy change events also to special level editor variable */
6416   custom_element = element_info[element];
6417   custom_element_change = *element_info[element].change;
6418 }
6419
6420 static void CopyGroupElementPropertiesToGame(int element)
6421 {
6422   element_info[element] = custom_element;
6423   *element_info[element].group = group_element_info;
6424
6425   /* mark that this group element has been modified */
6426   element_info[element].modified_settings = TRUE;
6427   level.changed = TRUE;
6428 }
6429
6430 static void CopyClassicElementPropertiesToGame(int element)
6431 {
6432   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6433     setMoveIntoAcidProperty(&level, element,
6434                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6435
6436   if (MAYBE_DONT_COLLIDE_WITH(element))
6437     setDontCollideWithProperty(&level, element,
6438                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6439 }
6440
6441 static void CopyElementPropertiesToGame(int element)
6442 {
6443   if (IS_CUSTOM_ELEMENT(element))
6444     CopyCustomElementPropertiesToGame(element);
6445   else if (IS_GROUP_ELEMENT(element))
6446     CopyGroupElementPropertiesToGame(element);
6447   else
6448     CopyClassicElementPropertiesToGame(element);
6449 }
6450
6451 void DrawLevelEd()
6452 {
6453   CloseDoor(DOOR_CLOSE_ALL);
6454   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6455
6456   if (level_editor_test_game)
6457   {
6458     CopyPlayfield(level.field, Feld);
6459     CopyPlayfield(FieldBackup, level.field);
6460
6461     level_editor_test_game = FALSE;
6462   }
6463   else
6464   {
6465     edit_mode = ED_MODE_DRAWING;
6466     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6467
6468     ResetUndoBuffer();
6469
6470     level_xpos = -1;
6471     level_ypos = -1;
6472   }
6473
6474   /* copy default editor door content to main double buffer */
6475   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6476              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6477
6478   /* draw bigger door */
6479   DrawSpecialEditorDoor();
6480
6481   /* draw new control window */
6482   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6483              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6484
6485   redraw_mask |= REDRAW_ALL;
6486
6487   ReinitializeElementListButtons();     /* custom element may look different */
6488
6489   UnmapTapeButtons();
6490   MapControlButtons();
6491
6492   DrawEditModeWindow();
6493
6494   /* copy actual editor door content to door double buffer for OpenDoor() */
6495   BlitBitmap(drawto, bitmap_db_door,
6496              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6497
6498   OpenDoor(DOOR_OPEN_1);
6499 }
6500
6501 static void AdjustDrawingAreaGadgets()
6502 {
6503   int ed_xsize = lev_fieldx + 2;
6504   int ed_ysize = lev_fieldy + 2;
6505   int max_ed_fieldx = MAX_ED_FIELDX;
6506   int max_ed_fieldy = MAX_ED_FIELDY;
6507   boolean horizontal_scrollbar_needed;
6508   boolean vertical_scrollbar_needed;
6509   int x, y, width, height;
6510   int xoffset, yoffset;
6511
6512   /* check if we need any scrollbars */
6513   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6514   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6515
6516   /* check if we have a smaller editor field because of scrollbars */
6517   if (horizontal_scrollbar_needed)
6518     max_ed_fieldy = MAX_ED_FIELDY - 1;
6519   if (vertical_scrollbar_needed)
6520     max_ed_fieldx = MAX_ED_FIELDX - 1;
6521
6522   /* check again if we now need more scrollbars because of less space */
6523   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6524   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6525
6526   /* check if editor field gets even smaller after adding new scrollbars */
6527   if (horizontal_scrollbar_needed)
6528     max_ed_fieldy = MAX_ED_FIELDY - 1;
6529   if (vertical_scrollbar_needed)
6530     max_ed_fieldx = MAX_ED_FIELDX - 1;
6531
6532   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6533   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6534
6535   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6536                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6537                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6538                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6539                GDI_END);
6540
6541   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6542   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6543
6544   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6545   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6546
6547   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6548   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6549
6550   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6551   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6552
6553   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6554                GDI_WIDTH, width,
6555                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6556                GDI_END);
6557   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6558                GDI_HEIGHT, height,
6559                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6560                GDI_END);
6561 }
6562
6563 static void AdjustLevelScrollPosition()
6564 {
6565   if (level_xpos < -1)
6566     level_xpos = -1;
6567   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6568     level_xpos = lev_fieldx - ed_fieldx + 1;
6569   if (lev_fieldx < ed_fieldx - 2)
6570     level_xpos = -1;
6571
6572   if (level_ypos < -1)
6573     level_ypos = -1;
6574   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6575     level_ypos = lev_fieldy - ed_fieldy + 1;
6576   if (lev_fieldy < ed_fieldy - 2)
6577     level_ypos = -1;
6578 }
6579
6580 static void AdjustEditorScrollbar(int id)
6581 {
6582   struct GadgetInfo *gi = level_editor_gadget[id];
6583   int items_max, items_visible, item_position;
6584
6585   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6586   {
6587     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6588     items_visible = ed_fieldx;
6589     item_position = level_xpos + 1;
6590   }
6591   else
6592   {
6593     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6594     items_visible = ed_fieldy;
6595     item_position = level_ypos + 1;
6596   }
6597
6598   if (item_position > items_max - items_visible)
6599     item_position = items_max - items_visible;
6600
6601   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6602                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6603 }
6604
6605 static void ModifyEditorCounterValue(int counter_id, int new_value)
6606 {
6607   int *counter_value = counterbutton_info[counter_id].value;
6608   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6609   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6610
6611   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6612
6613   if (counter_value != NULL)
6614     *counter_value = gi->textinput.number_value;
6615 }
6616
6617 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6618 {
6619   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6620   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6621
6622   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6623
6624   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
6625       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
6626   {
6627     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
6628     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
6629
6630     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
6631     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_DISTANCE,GDI_END);
6632   }
6633 }
6634
6635 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
6636 {
6637   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6638   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6639   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6640
6641   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6642 }
6643
6644 static void ModifyEditorSelectboxOptions(int selectbox_id,
6645                                          struct ValueTextInfo *options)
6646 {
6647   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6648   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6649
6650   selectbox_info[selectbox_id].options = options;
6651
6652   /* set index to zero -- list may be shorter now (correct later, if needed) */
6653   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
6654                GDI_SELECTBOX_OPTIONS, options, GDI_END);
6655 }
6656
6657 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6658 {
6659   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6660   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6661
6662   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6663 }
6664
6665 static void ModifyEditorElementList()
6666 {
6667   int i;
6668
6669   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6670   {
6671     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6672     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6673     struct GadgetDesign *gd = &gi->deco.design;
6674     int element = editor_elements[element_shift + i];
6675
6676     UnmapGadget(gi);
6677     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6678     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6679     MapGadget(gi);
6680   }
6681 }
6682
6683 static void PickDrawingElement(int button, int element)
6684 {
6685   if (button < 1 || button > 3)
6686     return;
6687
6688   if (button == 1)
6689   {
6690     new_element1 = element;
6691     DrawMiniGraphicExt(drawto,
6692                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6693                        el2edimg(new_element1));
6694   }
6695   else if (button == 2)
6696   {
6697     new_element2 = element;
6698     DrawMiniGraphicExt(drawto,
6699                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6700                        el2edimg(new_element2));
6701   }
6702   else
6703   {
6704     new_element3 = element;
6705     DrawMiniGraphicExt(drawto,
6706                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6707                        el2edimg(new_element3));
6708   }
6709
6710   redraw_mask |= REDRAW_DOOR_1;
6711 }
6712
6713 static void RedrawDrawingElements()
6714 {
6715   PickDrawingElement(1, new_element1);
6716   PickDrawingElement(2, new_element2);
6717   PickDrawingElement(3, new_element3);
6718 }
6719
6720 static void DrawDrawingWindow()
6721 {
6722   stick_element_properties_window = FALSE;
6723
6724   SetMainBackgroundImage(IMG_UNDEFINED);
6725   ClearWindow();
6726
6727   UnmapLevelEditorWindowGadgets();
6728   UnmapLevelEditorToolboxCustomGadgets();
6729
6730   AdjustDrawingAreaGadgets();
6731   AdjustLevelScrollPosition();
6732   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6733   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6734
6735   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6736
6737   MapMainDrawingArea();
6738   MapLevelEditorToolboxDrawingGadgets();
6739 }
6740
6741 static void DrawLevelInfoWindow()
6742 {
6743   int i;
6744
6745   stick_element_properties_window = FALSE;
6746
6747   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6748   ClearWindow();
6749   UnmapLevelEditorWindowGadgets();
6750
6751   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6752            "Level Settings", FONT_TITLE_1);
6753   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6754            "Editor Settings", FONT_TITLE_1);
6755
6756   /* draw counter gadgets */
6757   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6758     MapCounterButtons(i);
6759
6760   /* draw selectbox gadgets */
6761   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6762     MapSelectboxGadget(i);
6763
6764   /* draw checkbutton gadgets */
6765   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6766     MapCheckbuttonGadget(i);
6767
6768   /* draw radiobutton gadgets */
6769   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6770     MapRadiobuttonGadget(i);
6771
6772   /* draw text input gadgets */
6773   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6774     MapTextInputGadget(i);
6775
6776   /* draw drawing area */
6777   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6778 }
6779
6780 static void DrawCustomContentArea()
6781 {
6782   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6783   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6784   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6785   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6786   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6787   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6788
6789   /* add distance for potential left text (without drawing area border) */
6790   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6791
6792   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6793
6794   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6795 }
6796
6797 static void DrawCustomChangeContentArea()
6798 {
6799   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6800   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6801   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6802   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6803   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6804   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6805
6806   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6807
6808   MapDrawingArea(id);
6809 }
6810
6811 static void DrawYamYamContentAreas()
6812 {
6813   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6814   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6815   int i;
6816
6817   /* display counter to choose number of element content areas */
6818   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6819
6820   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6821   {
6822     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6823
6824     if (i < level.num_yamyam_contents)
6825     {
6826       MapDrawingArea(id);
6827     }
6828     else
6829     {
6830       int font_height = getFontHeight(FONT_TEXT_1);
6831
6832       UnmapDrawingArea(id);
6833
6834       /* delete content areas in case of reducing number of them */
6835       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6836                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6837                      4 * MINI_TILEX,
6838                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6839     }
6840   }
6841
6842   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6843   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6844   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6845 }
6846
6847 static void DrawMagicBallContentAreas()
6848 {
6849   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6850   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6851   int i;
6852
6853   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6854     MapDrawingArea(ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i);
6855
6856   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6857   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6858   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6859 }
6860
6861 static void DrawGroupElementArea(int element)
6862 {
6863   int num_elements = group_element_info.num_elements;
6864   int id = ED_DRAWING_ID_GROUP_CONTENT;
6865   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6866   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6867   int xsize = MAX_ELEMENTS_IN_GROUP;
6868   int ysize = 1;
6869
6870   if (drawingarea_info[id].text_left != NULL)
6871     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6872
6873   UnmapDrawingArea(id);
6874
6875   ModifyEditorDrawingArea(id, num_elements, 1);
6876
6877   /* delete content areas in case of reducing number of them */
6878   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6879
6880   MapDrawingArea(id);
6881 }
6882
6883 static void DrawEnvelopeTextArea(int envelope_nr)
6884 {
6885   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6886   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6887
6888   UnmapGadget(gi);
6889   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6890
6891   if (envelope_nr != -1)
6892     textarea_info[id].value = level.envelope_text[envelope_nr];
6893
6894   ModifyGadget(gi, GDI_AREA_SIZE,
6895                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6896                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6897                GDI_END);
6898
6899   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6900 }
6901
6902 char *getElementDescriptionFilename(int element)
6903 {
6904   char *docs_dir = options.docs_directory;
6905   char *elements_subdir = "elements";
6906   static char *filename = NULL;
6907   char basename[MAX_FILENAME_LEN];
6908
6909   checked_free(filename);
6910
6911   /* 1st try: look for element description file for exactly this element */
6912   sprintf(basename, "%s.txt", element_info[element].token_name);
6913   filename = getPath3(docs_dir, elements_subdir, basename);
6914   if (fileExists(filename))
6915     return filename;
6916
6917   free(filename);
6918
6919   /* 2nd try: look for element description file for this element's class */
6920   sprintf(basename, "%s.txt", element_info[element].class_name);
6921   filename = getPath3(docs_dir, elements_subdir, basename);
6922   if (fileExists(filename))
6923     return filename;
6924
6925   return NULL;
6926 }
6927
6928 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6929 {
6930   int font_height = getFontHeight(font_nr);
6931   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6932   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6933   int sx = SX + pad_x;
6934   int sy = SY + pad_y;
6935   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6936
6937   if (start_line >= max_lines_per_screen)
6938     return FALSE;
6939
6940   DrawText(sx, sy + start_line * font_height, text, font_nr);
6941
6942   return TRUE;
6943 }
6944
6945 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6946 {
6947   int font_nr = FONT_TEXT_2;
6948   int font_width = getFontWidth(font_nr);
6949   int font_height = getFontHeight(font_nr);
6950   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6951   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6952   int sx = SX + pad_x;
6953   int sy = SY + pad_y + start_line * font_height;
6954   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6955   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6956
6957   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6958                           max_lines_per_screen);
6959 }
6960
6961 static void DrawPropertiesTabulatorGadgets()
6962 {
6963   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6964   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6965   int gd_x = gd->x + gd_gi->border.width / 2;
6966   int gd_y = gd->y + gd_gi->height - 1;
6967   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6968   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6969   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6970   int max_tabs = 4;
6971   int i;
6972
6973   /* draw additional "advanced" tabulator for custom elements */
6974   if (IS_CUSTOM_ELEMENT(properties_element))
6975     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6976
6977   for (i = id_first; i <= id_last; i++)
6978   {
6979     int gadget_id = textbutton_info[i].gadget_id;
6980     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6981     boolean active = (i != edit_mode_properties);
6982
6983     /* use "config 1" and "config 2" instead of "config" */
6984     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6985         IS_CUSTOM_ELEMENT(properties_element))
6986       continue;
6987
6988     /* draw background line below tabulator button */
6989     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6990
6991     /* draw solid line below inactive tabulator buttons */
6992     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6993       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6994
6995     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6996     MapTextbuttonGadget(i);
6997   }
6998
6999   /* draw little border line below tabulator buttons */
7000   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7001     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
7002                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
7003                   ED_GADGET_DISTANCE, tab_color);
7004 }
7005
7006 static void DrawPropertiesInfo()
7007 {
7008   static struct
7009   {
7010     int value;
7011     char *text;
7012   }
7013   properties[] =
7014   {
7015     /* configurable properties */
7016
7017     { EP_WALKABLE_OVER,         "- player can walk over it"             },
7018     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
7019     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
7020     { EP_PASSABLE_OVER,         "- player can pass over it"             },
7021     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
7022     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
7023     { EP_PROTECTED,             "- player is protected by it"           },
7024
7025     { EP_DIGGABLE,              "- can be digged away"                  },
7026     { EP_COLLECTIBLE,           "- can be collected"                    },
7027     { EP_DROPPABLE,             "- can be dropped after collecting"     },
7028     { EP_THROWABLE,             "- can be thrown after collecting"      },
7029     { EP_PUSHABLE,              "- can be pushed"                       },
7030
7031     { EP_CAN_FALL,              "- can fall"                            },
7032     { EP_CAN_MOVE,              "- can move"                            },
7033
7034     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
7035 #if 0
7036     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
7037 #endif
7038     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
7039
7040     { EP_SLIPPERY,              "- slippery for falling elements"       },
7041     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
7042
7043     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
7044     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
7045     { EP_DONT_TOUCH,            "- deadly when touching"                },
7046
7047     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
7048
7049     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
7050     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
7051     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
7052
7053     { EP_CAN_CHANGE,            "- can change to other element"         },
7054
7055     /* pre-defined properties */
7056     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
7057     { EP_SWITCHABLE,            "- can be switched"                     },
7058     { EP_HAS_CONTENT,           "- can contain other elements"          },
7059
7060     { -1,                       NULL                                    }
7061   };
7062   char *filename = getElementDescriptionFilename(properties_element);
7063   char *percentage_text = "In this level:";
7064   char *properties_text = "Standard properties:";
7065   float percentage;
7066   int num_elements_in_level;
7067   int num_standard_properties = 0;
7068   int font1_nr = FONT_TEXT_1;
7069   int font2_nr = FONT_TEXT_2;
7070   int font1_width = getFontWidth(font1_nr);
7071   int font2_height = getFontHeight(font2_nr);
7072   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7073   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7074   int screen_line = 0;
7075   int i, x, y;
7076
7077 #if DEBUG
7078   if (IS_CUSTOM_ELEMENT(properties_element))
7079   {
7080     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7081               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
7082     screen_line++;
7083   }
7084   else if (IS_GROUP_ELEMENT(properties_element))
7085   {
7086     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7087               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
7088     screen_line++;
7089   }
7090 #endif
7091
7092   /* ----- print number of elements / percentage of this element in level */
7093
7094   num_elements_in_level = 0;
7095   for (y = 0; y < lev_fieldy; y++)
7096     for (x = 0; x < lev_fieldx; x++)
7097       if (Feld[x][y] == properties_element)
7098         num_elements_in_level++;
7099   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
7100
7101   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
7102             percentage_text);
7103   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
7104             pad_y + screen_line++ * font2_height, font2_nr,
7105             "%d (%.2f%%)", num_elements_in_level, percentage);
7106
7107   screen_line++;
7108
7109   /* ----- print standard properties of this element */
7110
7111   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
7112             properties_text);
7113
7114   for (i = 0; properties[i].value != -1; i++)
7115   {
7116     if (!HAS_PROPERTY(properties_element, properties[i].value))
7117       continue;
7118
7119     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
7120               properties[i].text);
7121     num_standard_properties++;
7122   }
7123
7124   if (num_standard_properties == 0)
7125     DrawTextS(pad_x + strlen(properties_text) * font1_width,
7126               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
7127
7128   screen_line++;
7129
7130   /* ----- print special description of this element */
7131
7132   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
7133   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
7134     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
7135 }
7136
7137 #define TEXT_COLLECTING         "Score for collecting"
7138 #define TEXT_SMASHING           "Score for smashing"
7139 #define TEXT_SLURPING           "Score for slurping"
7140 #define TEXT_CRACKING           "Score for cracking"
7141 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
7142 #define TEXT_DURATION           "Duration when activated"
7143 #define TEXT_BALL_DELAY         "Element generation delay"
7144 #define TEXT_MOVE_SPEED         "Speed of android moving"
7145 #define TEXT_CLONE_SPEED        "Speed of android cloning"
7146 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
7147 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
7148 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
7149 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
7150 #define TEXT_TIME_BONUS         "Extra time to solve level"
7151
7152 static struct
7153 {
7154   int element;
7155   int *value;
7156   char *text;
7157 } elements_with_counter[] =
7158 {
7159   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
7160   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
7161   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7162   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7163   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7164   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7165   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
7166   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
7167   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
7168   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
7169   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
7170   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
7171   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
7172   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
7173   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
7174   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
7175   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
7176   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
7177   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
7178   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
7179   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7180   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7181   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7182   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7183   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7184   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7185   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7186   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7187   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7188   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7189   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7190   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7191   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7192   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
7193   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
7194   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
7195   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
7196   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7197   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7198   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
7199   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
7200   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
7201   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7202   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7203   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7204   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7205   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
7206   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
7207   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
7208   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
7209   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
7210   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
7211   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
7212   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
7213   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
7214   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
7215   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
7216   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
7217   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
7218   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7219   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7220   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7221   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7222   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
7223   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
7224   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
7225
7226 #if 1
7227   { EL_TIMEGATE_SWITCH, &level.time_timegate,           TEXT_DURATION   },
7228   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
7229   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
7230   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
7231   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
7232   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
7233   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
7234   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
7235   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
7236   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
7237   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
7238   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
7239   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
7240   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
7241 #endif
7242
7243 #if 1
7244   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
7245   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
7246   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
7247   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
7248   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
7249   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
7250   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
7251   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
7252 #endif
7253
7254   { -1,                 NULL,                           NULL            }
7255 };
7256
7257 static boolean checkPropertiesConfig(int element)
7258 {
7259   int i;
7260
7261   if (IS_GEM(element) ||
7262       IS_CUSTOM_ELEMENT(element) ||
7263       IS_GROUP_ELEMENT(element) ||
7264       IS_ENVELOPE(element) ||
7265       ELEM_IS_PLAYER(element) ||
7266       HAS_CONTENT(element) ||
7267       CAN_GROW(element) ||
7268       COULD_MOVE_INTO_ACID(element) ||
7269       MAYBE_DONT_COLLIDE_WITH(element))
7270     return TRUE;
7271   else
7272     for (i = 0; elements_with_counter[i].element != -1; i++)
7273       if (elements_with_counter[i].element == element)
7274         return TRUE;
7275
7276   return FALSE;
7277 }
7278
7279 static void DrawPropertiesConfig()
7280 {
7281   int max_num_element_counters = 4;
7282   int num_element_counters = 0;
7283   int i;
7284
7285   if (!checkPropertiesConfig(properties_element))
7286   {
7287     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
7288
7289     return;
7290   }
7291
7292   /* check if there are elements where a value can be chosen for */
7293   for (i = 0; elements_with_counter[i].element != -1; i++)
7294   {
7295     if (elements_with_counter[i].element == properties_element)
7296     {
7297       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
7298
7299       counterbutton_info[counter_id].y =
7300         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
7301                          (CAN_GROW(properties_element) ? 1 : 0) +
7302                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
7303                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
7304                          num_element_counters);
7305
7306       counterbutton_info[counter_id].value = elements_with_counter[i].value;
7307       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
7308
7309       if (properties_element == EL_GAME_OF_LIFE ||
7310           properties_element == EL_BIOMAZE)
7311       {
7312         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
7313         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
7314       }
7315       else
7316       {
7317         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
7318         counterbutton_info[counter_id].min_value = MIN_SCORE;
7319         counterbutton_info[counter_id].max_value = MAX_SCORE;
7320       }
7321
7322       MapCounterButtons(counter_id);
7323
7324       num_element_counters++;
7325       if (num_element_counters >= max_num_element_counters)
7326         break;
7327     }
7328   }
7329
7330   if (HAS_CONTENT(properties_element))
7331   {
7332     /* draw stickybutton gadget */
7333     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7334
7335     if (IS_AMOEBOID(properties_element))
7336       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7337     else if (properties_element == EL_YAMYAM)
7338       DrawYamYamContentAreas();
7339   }
7340
7341   if (properties_element == EL_EMC_MAGIC_BALL)
7342     DrawMagicBallContentAreas();
7343
7344   if (ELEM_IS_PLAYER(properties_element))
7345   {
7346     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7347     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7348                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7349                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7350     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7351     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7352     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7353   }
7354
7355   if (IS_GEM(properties_element))
7356     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7357
7358   if (COULD_MOVE_INTO_ACID(properties_element) &&
7359       !ELEM_IS_PLAYER(properties_element) &&
7360       (!IS_CUSTOM_ELEMENT(properties_element) ||
7361        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7362   {
7363     /* set position for checkbutton for "can move into acid" */
7364     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7365       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7366     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7367       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7368                        HAS_CONTENT(properties_element) ? 1 : 0);
7369
7370     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7371   }
7372
7373   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7374     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7375
7376   if (properties_element == EL_SPRING)
7377     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7378
7379   if (properties_element == EL_TIME_ORB_FULL)
7380     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
7381
7382 #if 0
7383   if (properties_element == EL_BALLOON)
7384     MapSelectboxGadget(ED_SELECTBOX_ID_WIND_DIRECTION);
7385 #endif
7386
7387   if (CAN_GROW(properties_element))
7388   {
7389     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7390       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7391
7392     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7393   }
7394
7395   if (IS_ENVELOPE(properties_element))
7396   {
7397     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7398     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7399     int envelope_nr = properties_element - EL_ENVELOPE_1;
7400
7401     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7402     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7403
7404     /* display counter to choose size of envelope text area */
7405     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7406     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7407
7408     DrawEnvelopeTextArea(envelope_nr);
7409   }
7410
7411   if (IS_CUSTOM_ELEMENT(properties_element))
7412   {
7413     /* draw stickybutton gadget */
7414     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7415
7416     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7417     {
7418       /* draw checkbutton gadgets */
7419       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7420            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7421         MapCheckbuttonGadget(i);
7422
7423       /* draw counter gadgets */
7424       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7425            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7426         MapCounterButtons(i);
7427
7428       /* draw selectbox gadgets */
7429       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7430            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7431         MapSelectboxGadget(i);
7432
7433       /* draw textbutton gadgets */
7434       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7435
7436       /* draw text input gadgets */
7437       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7438
7439       /* draw drawing area gadgets */
7440       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7441     }
7442     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7443     {
7444       /* draw checkbutton gadgets */
7445       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7446            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7447         MapCheckbuttonGadget(i);
7448
7449       /* draw counter gadgets */
7450       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7451            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7452         MapCounterButtons(i);
7453
7454       /* draw selectbox gadgets */
7455       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7456            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7457         MapSelectboxGadget(i);
7458
7459       /* draw drawing area gadgets */
7460       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7461       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7462       DrawCustomContentArea();
7463     }
7464   }
7465   else if (IS_GROUP_ELEMENT(properties_element))
7466   {
7467     /* draw stickybutton gadget */
7468     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7469
7470     /* draw checkbutton gadgets */
7471     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7472     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7473
7474     /* draw counter gadgets */
7475     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7476
7477     /* draw selectbox gadgets */
7478     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7479
7480     /* draw textbutton gadgets */
7481     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7482
7483     /* draw drawing area gadgets */
7484     DrawGroupElementArea(properties_element);
7485
7486     /* draw text input gadgets */
7487     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7488
7489     /* draw drawing area gadgets */
7490     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7491   }
7492 }
7493
7494 static void DrawPropertiesChangeDrawingAreas()
7495 {
7496   if (IS_CUSTOM_ELEMENT(properties_element))
7497   {
7498     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7499     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7500
7501     DrawCustomChangeContentArea();
7502   }
7503
7504   redraw_mask |= REDRAW_FIELD;
7505 }
7506
7507 static void DrawPropertiesChange()
7508 {
7509   int i;
7510
7511   /* needed to initially set selectbox options for special action options */
7512   setSelectboxSpecialActionOptions();
7513
7514   /* draw stickybutton gadget */
7515   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7516
7517   /* draw checkbutton gadgets */
7518   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7519        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7520     MapCheckbuttonGadget(i);
7521
7522   /* draw counter gadgets */
7523   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7524        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7525     MapCounterButtons(i);
7526
7527   /* draw selectbox gadgets */
7528   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7529        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7530     MapSelectboxGadget(i);
7531
7532   /* draw textbutton gadgets */
7533   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7534        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7535     MapTextbuttonGadget(i);
7536
7537   /* draw graphicbutton gadgets */
7538   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7539        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7540     MapGraphicbuttonGadget(i);
7541
7542   /* draw drawing area gadgets */
7543   DrawPropertiesChangeDrawingAreas();
7544 }
7545
7546 static void DrawElementName(int x, int y, int element)
7547 {
7548   char *element_name = getElementInfoText(element);
7549   int font_nr = FONT_TEXT_1;
7550   int font_width = getFontWidth(font_nr);
7551   int font_height = getFontHeight(font_nr);
7552   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7553   int max_chars_per_line = max_text_width / font_width;
7554   char buffer[max_chars_per_line + 1];
7555
7556   if (strlen(element_name) <= max_chars_per_line)
7557     DrawTextS(x, y, font_nr, element_name);
7558   else
7559   {
7560     int next_pos = max_chars_per_line;
7561
7562     strncpy(buffer, element_name, max_chars_per_line);
7563     buffer[max_chars_per_line] = '\0';
7564
7565     if (element_name[max_chars_per_line] == ' ')
7566       next_pos++;
7567     else
7568     {
7569       int i;
7570
7571       for (i = max_chars_per_line - 1; i >= 0; i--)
7572         if (buffer[i] == ' ')
7573           break;
7574
7575       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7576       {
7577         buffer[i] = '\0';
7578         next_pos = i + 1;
7579       }
7580     }
7581
7582     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7583
7584     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7585     buffer[max_chars_per_line] = '\0';
7586
7587     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7588   }
7589 }
7590
7591 static void DrawPropertiesWindow()
7592 {
7593   int xstart = 2;
7594   int ystart = 4;
7595
7596   stick_element_properties_window = FALSE;
7597
7598   /* make sure that previous properties edit mode exists for this element */
7599   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7600       !IS_CUSTOM_ELEMENT(properties_element))
7601     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7602
7603   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7604       IS_CUSTOM_ELEMENT(properties_element))
7605     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7606
7607   CopyElementPropertiesToEditor(properties_element);
7608
7609   UnmapLevelEditorWindowGadgets();
7610   UnmapLevelEditorToolboxDrawingGadgets();
7611   UnmapLevelEditorToolboxCustomGadgets();
7612
7613   if (IS_CUSTOM_ELEMENT(properties_element) ||
7614       IS_GROUP_ELEMENT(properties_element))
7615     MapLevelEditorToolboxCustomGadgets();
7616
7617   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7618   ClearWindow();
7619
7620   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7621            "Element Settings", FONT_TITLE_1);
7622
7623   DrawElementBorder(SX + xstart * MINI_TILEX,
7624                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7625                     TILEX, TILEY, FALSE);
7626   DrawGraphicAnimationExt(drawto,
7627                           SX + xstart * MINI_TILEX,
7628                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7629                           el2img(properties_element), -1, NO_MASKING);
7630
7631   FrameCounter = 0;     /* restart animation frame counter */
7632
7633   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7634                   properties_element);
7635
7636   DrawPropertiesTabulatorGadgets();
7637
7638   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7639     DrawPropertiesInfo();
7640   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7641     DrawPropertiesChange();
7642   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7643     DrawPropertiesConfig();
7644 }
7645
7646 static void UpdateCustomElementGraphicGadgets()
7647 {
7648   int i;
7649
7650   ModifyEditorElementList();
7651   RedrawDrawingElements();
7652
7653   /* force redraw of all mapped drawing area gadgets */
7654   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7655   {
7656     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7657
7658     if (gi->mapped)
7659       MapDrawingArea(i);
7660   }
7661 }
7662
7663 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7664 {
7665   int lx = sx + level_xpos;
7666   int ly = sy + level_ypos;
7667
7668   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7669
7670   if (change_level)
7671     Feld[lx][ly] = element;
7672 }
7673
7674 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7675                      int element, boolean change_level)
7676 {
7677   if (from_y == to_y)                   /* horizontal line */
7678   {
7679     int x;
7680     int y = from_y;
7681
7682     if (from_x > to_x)
7683       swap_numbers(&from_x, &to_x);
7684
7685     for (x = from_x; x <= to_x; x++)
7686       DrawLineElement(x, y, element, change_level);
7687   }
7688   else if (from_x == to_x)              /* vertical line */
7689   {
7690     int x = from_x;
7691     int y;
7692
7693     if (from_y > to_y)
7694       swap_numbers(&from_y, &to_y);
7695
7696     for (y = from_y; y <= to_y; y++)
7697       DrawLineElement(x, y, element, change_level);
7698   }
7699   else                                  /* diagonal line */
7700   {
7701     int len_x = ABS(to_x - from_x);
7702     int len_y = ABS(to_y - from_y);
7703     int x, y;
7704
7705     if (len_y < len_x)                  /* a < 1 */
7706     {
7707       float a = (float)len_y / (float)len_x;
7708
7709       if (from_x > to_x)
7710         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7711
7712       for (x = 0; x <= len_x; x++)
7713       {
7714         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7715         DrawLineElement(from_x + x, from_y + y, element, change_level);
7716       }
7717     }
7718     else                                /* a >= 1 */
7719     {
7720       float a = (float)len_x / (float)len_y;
7721
7722       if (from_y > to_y)
7723         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7724
7725       for (y = 0; y <= len_y; y++)
7726       {
7727         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7728         DrawLineElement(from_x + x, from_y + y, element, change_level);
7729       }
7730     }
7731   }
7732 }
7733
7734 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7735                     int element, boolean change_level)
7736 {
7737   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7738   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7739   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7740   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7741 }
7742
7743 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7744                           int element, boolean change_level)
7745 {
7746   int y;
7747
7748   if (from_y > to_y)
7749     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7750
7751   for (y = from_y; y <= to_y; y++)
7752     DrawLine(from_x, y, to_x, y, element, change_level);
7753 }
7754
7755 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7756                        int element, boolean change_level)
7757 {
7758   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7759   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7760   int len_x = ABS(to_x - from_x);
7761   int len_y = ABS(to_y - from_y);
7762   int radius, x, y;
7763
7764   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7765
7766   /* not optimal (some points get drawn twice) but simple,
7767      and fast enough for the few points we are drawing */
7768
7769   for (x = 0; x <= radius; x++)
7770   {
7771     int sx, sy, lx, ly;
7772
7773     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7774
7775     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7776     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7777     lx = sx + level_xpos;
7778     ly = sy + level_ypos;
7779
7780     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7781       DrawLineElement(sx, sy, element, change_level);
7782   }
7783
7784   for (y = 0; y <= radius; y++)
7785   {
7786     int sx, sy, lx, ly;
7787
7788     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7789
7790     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7791     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7792     lx = sx + level_xpos;
7793     ly = sy + level_ypos;
7794
7795     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7796       DrawLineElement(sx, sy, element, change_level);
7797   }
7798 }
7799
7800 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7801                     int element, boolean change_level)
7802 {
7803   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7804   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7805
7806   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7807 }
7808
7809 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7810
7811 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7812 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7813                        int element, boolean change_level)
7814 {
7815   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7816   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7817   int mirror_to_x2 = from_x - (to_x2 - from_x);
7818   int mirror_to_y2 = from_y - (to_y2 - from_y);
7819
7820   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7821   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7822   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7823   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7824 }
7825 #endif
7826
7827 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7828 {
7829   int from_sx, from_sy;
7830   int to_sx, to_sy;
7831
7832   if (from_x > to_x)
7833     swap_numbers(&from_x, &to_x);
7834
7835   if (from_y > to_y)
7836     swap_numbers(&from_y, &to_y);
7837
7838   from_sx = SX + from_x * MINI_TILEX;
7839   from_sy = SY + from_y * MINI_TILEY;
7840   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7841   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7842
7843   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7844   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7845   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7846   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7847
7848   if (from_x == to_x && from_y == to_y)
7849     MarkTileDirty(from_x/2, from_y/2);
7850   else
7851     redraw_mask |= REDRAW_FIELD;
7852 }
7853
7854 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7855                        int element, boolean change_level)
7856 {
7857   if (element == -1 || change_level)
7858     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7859   else
7860     DrawAreaBorder(from_x, from_y, to_x, to_y);
7861 }
7862
7863 /* values for CopyBrushExt() */
7864 #define CB_AREA_TO_BRUSH        0
7865 #define CB_BRUSH_TO_CURSOR      1
7866 #define CB_BRUSH_TO_LEVEL       2
7867 #define CB_DELETE_OLD_CURSOR    3
7868 #define CB_DUMP_BRUSH           4
7869 #define CB_DUMP_BRUSH_SMALL     5
7870
7871 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7872                          int button, int mode)
7873 {
7874   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7875   static int brush_width, brush_height;
7876   static int last_cursor_x = -1, last_cursor_y = -1;
7877   static boolean delete_old_brush;
7878   int new_element = BUTTON_ELEMENT(button);
7879   int x, y;
7880
7881   if (mode == CB_DUMP_BRUSH ||
7882       mode == CB_DUMP_BRUSH_SMALL)
7883   {
7884     if (!draw_with_brush)
7885     {
7886       Error(ERR_WARN, "no brush selected");
7887
7888       return;
7889     }
7890
7891     for (y = 0; y < brush_height; y++)
7892     {
7893       for (x = 0; x < brush_width; x++)
7894       {
7895         int element = brush_buffer[x][y];
7896         int element_mapped = element;
7897
7898         if (IS_CUSTOM_ELEMENT(element))
7899           element_mapped = EL_CUSTOM_START;
7900         else if (IS_GROUP_ELEMENT(element))
7901           element_mapped = EL_GROUP_START;
7902         else if (element >= NUM_FILE_ELEMENTS)
7903           element_mapped = EL_UNKNOWN;
7904
7905         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
7906       }
7907
7908       printf("\n");
7909     }
7910
7911     return;
7912   }
7913
7914   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7915     return;
7916
7917   if (mode == CB_AREA_TO_BRUSH)
7918   {
7919     int from_lx, from_ly;
7920
7921     if (from_x > to_x)
7922       swap_numbers(&from_x, &to_x);
7923
7924     if (from_y > to_y)
7925       swap_numbers(&from_y, &to_y);
7926
7927     brush_width = to_x - from_x + 1;
7928     brush_height = to_y - from_y + 1;
7929
7930     from_lx = from_x + level_xpos;
7931     from_ly = from_y + level_ypos;
7932
7933     for (y = 0; y < brush_height; y++)
7934     {
7935       for (x=0; x < brush_width; x++)
7936       {
7937         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7938
7939         if (button != 1)
7940           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7941       }
7942     }
7943
7944     if (button != 1)
7945       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7946
7947     delete_old_brush = FALSE;
7948   }
7949   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7950            mode == CB_BRUSH_TO_LEVEL)
7951   {
7952     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7953     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7954     int cursor_from_x = cursor_x - brush_width / 2;
7955     int cursor_from_y = cursor_y - brush_height / 2;
7956     int border_from_x = cursor_x, border_from_y = cursor_y;
7957     int border_to_x = cursor_x, border_to_y = cursor_y;
7958
7959     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7960       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7961
7962     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7963         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7964     {
7965       delete_old_brush = FALSE;
7966       return;
7967     }
7968
7969     for (y = 0; y < brush_height; y++)
7970     {
7971       for (x = 0; x < brush_width; x++)
7972       {
7973         int sx = cursor_from_x + x;
7974         int sy = cursor_from_y + y;
7975         int lx = sx + level_xpos;
7976         int ly = sy + level_ypos;
7977         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7978         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7979                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7980                        brush_buffer[x][y] : new_element);
7981
7982         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7983         {
7984           if (sx < border_from_x)
7985             border_from_x = sx;
7986           else if (sx > border_to_x)
7987             border_to_x = sx;
7988           if (sy < border_from_y)
7989             border_from_y = sy;
7990           else if (sy > border_to_y)
7991             border_to_y = sy;
7992
7993           DrawLineElement(sx, sy, element, change_level);
7994         }
7995       }
7996     }
7997
7998     if (mode != CB_DELETE_OLD_CURSOR)
7999       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
8000
8001     last_cursor_x = cursor_x;
8002     last_cursor_y = cursor_y;
8003     delete_old_brush = TRUE;
8004   }
8005 }
8006
8007 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
8008                             int button)
8009 {
8010   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
8011 }
8012
8013 static void CopyBrushToLevel(int x, int y, int button)
8014 {
8015   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
8016 }
8017
8018 static void CopyBrushToCursor(int x, int y)
8019 {
8020   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
8021 }
8022
8023 static void DeleteBrushFromCursor()
8024 {
8025   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
8026 }
8027
8028 void DumpBrush()
8029 {
8030   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
8031 }
8032
8033 void DumpBrush_Small()
8034 {
8035   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
8036 }
8037
8038 static void FloodFill(int from_x, int from_y, int fill_element)
8039 {
8040   int i,x,y;
8041   int old_element;
8042   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
8043   static int safety = 0;
8044
8045   /* check if starting field still has the desired content */
8046   if (Feld[from_x][from_y] == fill_element)
8047     return;
8048
8049   safety++;
8050
8051   if (safety > lev_fieldx*lev_fieldy)
8052     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
8053
8054   old_element = Feld[from_x][from_y];
8055   Feld[from_x][from_y] = fill_element;
8056
8057   for (i = 0; i < 4; i++)
8058   {
8059     x = from_x + check[i][0];
8060     y = from_y + check[i][1];
8061
8062     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
8063       FloodFill(x, y, fill_element);
8064   }
8065
8066   safety--;
8067 }
8068
8069 /* values for DrawLevelText() modes */
8070 #define TEXT_INIT               0
8071 #define TEXT_SETCURSOR          1
8072 #define TEXT_WRITECHAR          2
8073 #define TEXT_BACKSPACE          3
8074 #define TEXT_NEWLINE            4
8075 #define TEXT_END                5
8076 #define TEXT_QUERY_TYPING       6
8077
8078 static int DrawLevelText(int sx, int sy, char letter, int mode)
8079 {
8080   static short delete_buffer[MAX_LEV_FIELDX];
8081   static int start_sx, start_sy;
8082   static int last_sx, last_sy;
8083   static boolean typing = FALSE;
8084   int letter_element = EL_CHAR_ASCII0 + letter;
8085   int lx = 0, ly = 0;
8086
8087   /* map lower case letters to upper case and convert special characters */
8088   if (letter >= 'a' && letter <= 'z')
8089     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
8090   else if (letter == 'ä' || letter == 'Ä')
8091     letter_element = EL_CHAR_AUMLAUT;
8092   else if (letter == 'ö' || letter == 'Ö')
8093     letter_element = EL_CHAR_OUMLAUT;
8094   else if (letter == 'ü' || letter == 'Ü')
8095     letter_element = EL_CHAR_UUMLAUT;
8096   else if (letter == '^')
8097     letter_element = EL_CHAR_COPYRIGHT;
8098   else
8099     letter_element = EL_CHAR_ASCII0 + letter;
8100
8101   if (mode != TEXT_INIT)
8102   {
8103     if (!typing)
8104       return FALSE;
8105
8106     if (mode != TEXT_SETCURSOR)
8107     {
8108       sx = last_sx;
8109       sy = last_sy;
8110     }
8111
8112     lx = last_sx + level_xpos;
8113     ly = last_sy + level_ypos;
8114   }
8115
8116   switch (mode)
8117   {
8118     case TEXT_INIT:
8119       if (typing)
8120         DrawLevelText(0, 0, 0, TEXT_END);
8121
8122       typing = TRUE;
8123       start_sx = last_sx = sx;
8124       start_sy = last_sy = sy;
8125       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
8126       break;
8127
8128     case TEXT_SETCURSOR:
8129       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
8130       DrawAreaBorder(sx, sy, sx, sy);
8131       last_sx = sx;
8132       last_sy = sy;
8133       break;
8134
8135     case TEXT_WRITECHAR:
8136       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
8137       {
8138         delete_buffer[sx - start_sx] = Feld[lx][ly];
8139         Feld[lx][ly] = letter_element;
8140
8141         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
8142           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
8143         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
8144           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8145         else
8146           DrawLevelText(0, 0, 0, TEXT_END);
8147
8148         level.changed = TRUE;
8149       }
8150       break;
8151
8152     case TEXT_BACKSPACE:
8153       if (sx > start_sx)
8154       {
8155         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
8156         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
8157         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
8158       }
8159       break;
8160
8161     case TEXT_NEWLINE:
8162       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
8163         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8164       else
8165         DrawLevelText(0, 0, 0, TEXT_END);
8166       break;
8167
8168     case TEXT_END:
8169       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8170       DrawMiniElement(sx, sy, Feld[lx][ly]);
8171       typing = FALSE;
8172       break;
8173
8174     case TEXT_QUERY_TYPING:
8175       break;
8176
8177     default:
8178       break;
8179   }
8180
8181   return typing;
8182 }
8183
8184 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
8185                           int element, boolean change_level)
8186 {
8187   int lx = sx + level_xpos;
8188   int ly = sy + level_ypos;
8189
8190   if (element == -1)
8191     DrawMiniElement(sx, sy, Feld[lx][ly]);
8192   else
8193     DrawAreaBorder(sx, sy, sx, sy);
8194 }
8195
8196 static void CopyLevelToUndoBuffer(int mode)
8197 {
8198   static boolean accumulated_undo = FALSE;
8199   boolean new_undo_buffer_position = TRUE;
8200   int last_border_element;
8201   int x, y;
8202
8203   switch (mode)
8204   {
8205     case UNDO_IMMEDIATE:
8206       accumulated_undo = FALSE;
8207       break;
8208
8209     case UNDO_ACCUMULATE:
8210       if (accumulated_undo)
8211         new_undo_buffer_position = FALSE;
8212       accumulated_undo = TRUE;
8213       break;
8214
8215     default:
8216       break;
8217   }
8218
8219   if (new_undo_buffer_position)
8220   {
8221     /* new position in undo buffer ring */
8222     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
8223
8224     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
8225       undo_buffer_steps++;
8226   }
8227
8228   for (x = 0; x < lev_fieldx; x++)
8229     for (y = 0; y < lev_fieldy; y++)
8230       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
8231
8232   /* check if drawing operation forces change of border style */
8233   last_border_element = BorderElement;
8234   SetBorderElement();
8235   if (BorderElement != last_border_element)
8236     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8237
8238   level.changed = TRUE;
8239 }
8240
8241 static void RandomPlacement(int new_element)
8242 {
8243   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
8244   int num_free_positions = 0;
8245   int num_percentage, num_elements;
8246   int x, y;
8247
8248   /* determine number of free positions for randomly placing the new element */
8249   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
8250   {
8251     free_position[x][y] =
8252       (random_placement_background_restricted ?
8253        Feld[x][y] == random_placement_background_element :
8254        Feld[x][y] != new_element);
8255
8256     if (free_position[x][y])
8257       num_free_positions++;
8258   }
8259
8260   /* determine number of new elements to place there */
8261   num_percentage = num_free_positions * random_placement_value / 100;
8262   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
8263                   num_percentage : random_placement_value);
8264
8265   /* if less free positions than elements to place, fill all these positions */
8266   if (num_free_positions < num_elements)
8267   {
8268     for (x = 0; x < lev_fieldx; x++)
8269       for (y = 0; y < lev_fieldy; y++)
8270         if (free_position[x][y])
8271           Feld[x][y] = new_element;
8272   }
8273   else
8274   {
8275     while (num_elements > 0)
8276     {
8277       x = RND(lev_fieldx);
8278       y = RND(lev_fieldy);
8279
8280       /* don't place element at the same position twice */
8281       if (free_position[x][y])
8282       {
8283         free_position[x][y] = FALSE;
8284         Feld[x][y] = new_element;
8285         num_elements--;
8286       }
8287     }
8288   }
8289
8290   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8291   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8292 }
8293
8294 void WrapLevel(int dx, int dy)
8295 {
8296   int wrap_dx = lev_fieldx - dx;
8297   int wrap_dy = lev_fieldy - dy;
8298   int x, y;
8299
8300   for (x = 0; x < lev_fieldx; x++)
8301     for (y = 0; y < lev_fieldy; y++)
8302       FieldBackup[x][y] = Feld[x][y];
8303
8304   for (x = 0; x < lev_fieldx; x++)
8305     for (y = 0; y < lev_fieldy; y++)
8306       Feld[x][y] =
8307         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
8308
8309   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8310   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
8311 }
8312
8313 static void HandleDrawingAreas(struct GadgetInfo *gi)
8314 {
8315   static boolean started_inside_drawing_area = FALSE;
8316   int id = gi->custom_id;
8317   boolean button_press_event;
8318   boolean button_release_event;
8319   boolean inside_drawing_area = !gi->event.off_borders;
8320   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
8321   int actual_drawing_function;
8322   int button = gi->event.button;
8323   int new_element = BUTTON_ELEMENT(button);
8324   int sx = gi->event.x, sy = gi->event.y;
8325   int min_sx = 0, min_sy = 0;
8326   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
8327   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
8328   int lx = 0, ly = 0;
8329   int min_lx = 0, min_ly = 0;
8330   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8331   int x, y;
8332
8333   /* handle info callback for each invocation of action callback */
8334   gi->callback_info(gi);
8335
8336   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8337   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8338
8339   /* make sure to stay inside drawing area boundaries */
8340   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8341   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8342
8343   if (draw_level)
8344   {
8345     /* get positions inside level field */
8346     lx = sx + level_xpos;
8347     ly = sy + level_ypos;
8348
8349     if (!IN_LEV_FIELD(lx, ly))
8350       inside_drawing_area = FALSE;
8351
8352     /* make sure to stay inside level field boundaries */
8353     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8354     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8355
8356     /* correct drawing area positions accordingly */
8357     sx = lx - level_xpos;
8358     sy = ly - level_ypos;
8359   }
8360
8361   if (button_press_event)
8362     started_inside_drawing_area = inside_drawing_area;
8363
8364   if (!started_inside_drawing_area)
8365     return;
8366
8367 #if 1
8368   if (!IS_VALID_BUTTON(button))
8369     return;
8370 #endif
8371
8372   if (!button && !button_release_event)
8373     return;
8374
8375   /* automatically switch to 'single item' drawing mode, if needed */
8376   actual_drawing_function =
8377     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8378      drawing_function : GADGET_ID_SINGLE_ITEMS);
8379
8380   /* clicking into drawing area with pressed Control key picks element */
8381   if (GetKeyModState() & KMOD_Control)
8382   {
8383     last_drawing_function = drawing_function;
8384     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8385   }
8386
8387   switch (actual_drawing_function)
8388   {
8389     case GADGET_ID_SINGLE_ITEMS:
8390       if (draw_level)
8391       {
8392         if (button_release_event)
8393         {
8394           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8395
8396           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8397               !inside_drawing_area)
8398             DeleteBrushFromCursor();
8399         }
8400
8401         if (!button)
8402           break;
8403
8404         if (draw_with_brush)
8405         {
8406           if (!button_release_event)
8407             CopyBrushToLevel(sx, sy, button);
8408         }
8409         else if (new_element != Feld[lx][ly])
8410         {
8411           if (new_element == EL_PLAYER_1)
8412           {
8413             /* remove player at old position */
8414             for (y = 0; y < lev_fieldy; y++)
8415             {
8416               for (x = 0; x < lev_fieldx; x++)
8417               {
8418                 if (Feld[x][y] == EL_PLAYER_1)
8419                 {
8420                   Feld[x][y] = EL_EMPTY;
8421                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8422                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8423                     DrawMiniElement(x - level_xpos, y - level_ypos,
8424                                     EL_EMPTY);
8425                 }
8426               }
8427             }
8428           }
8429
8430           Feld[lx][ly] = new_element;
8431           DrawMiniElement(sx, sy, new_element);
8432         }
8433       }
8434       else
8435       {
8436         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8437           DrawMiniGraphicExt(drawto,
8438                              gi->x + sx * MINI_TILEX,
8439                              gi->y + sy * MINI_TILEY,
8440                              el2edimg(new_element));
8441         else
8442           DrawGraphicExt(drawto,
8443                          gi->x + sx * TILEX,
8444                          gi->y + sy * TILEY,
8445                          el2img(new_element), 0);
8446
8447         if (id == GADGET_ID_AMOEBA_CONTENT)
8448           level.amoeba_content = new_element;
8449         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8450         {
8451           new_element = GFX_ELEMENT(new_element);
8452           custom_element.gfx_element = new_element;
8453
8454           CopyElementPropertiesToGame(properties_element);
8455
8456           UpdateCustomElementGraphicGadgets();
8457
8458           FrameCounter = 0;     /* restart animation frame counter */
8459         }
8460         else if (id == GADGET_ID_CUSTOM_CONTENT)
8461         {
8462           custom_element.content.e[sx][sy] = new_element;
8463
8464           CopyCustomElementPropertiesToGame(properties_element);
8465         }
8466         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8467         {
8468           custom_element.move_enter_element = new_element;
8469
8470           CopyCustomElementPropertiesToGame(properties_element);
8471         }
8472         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8473         {
8474           custom_element.move_leave_element = new_element;
8475
8476           CopyCustomElementPropertiesToGame(properties_element);
8477         }
8478         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8479         {
8480           custom_element_change.target_element = new_element;
8481
8482           CopyCustomElementPropertiesToGame(properties_element);
8483         }
8484         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8485         {
8486           custom_element_change.target_content.e[sx][sy] = new_element;
8487
8488           CopyCustomElementPropertiesToGame(properties_element);
8489         }
8490         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8491         {
8492           custom_element_change.trigger_element = new_element;
8493
8494           CopyCustomElementPropertiesToGame(properties_element);
8495         }
8496         else if (id == GADGET_ID_GROUP_CONTENT)
8497         {
8498           group_element_info.element[sx] = new_element;
8499
8500           CopyGroupElementPropertiesToGame(properties_element);
8501         }
8502         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8503           random_placement_background_element = new_element;
8504         else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8505                  id <= GADGET_ID_YAMYAM_CONTENT_7)
8506           level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0].e[sx][sy] =
8507             new_element;
8508         else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8509                  id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8510           level.ball_content[id - GADGET_ID_MAGIC_BALL_CONTENT_0].e[sx][sy] =
8511             new_element;
8512       }
8513       break;
8514
8515     case GADGET_ID_CONNECTED_ITEMS:
8516       {
8517         static int last_sx = -1;
8518         static int last_sy = -1;
8519
8520         if (button_release_event)
8521           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8522
8523         if (button)
8524         {
8525           if (!button_press_event)
8526             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8527
8528           last_sx = sx;
8529           last_sy = sy;
8530         }
8531       }
8532       break;
8533
8534     case GADGET_ID_LINE:
8535     case GADGET_ID_ARC:
8536     case GADGET_ID_RECTANGLE:
8537     case GADGET_ID_FILLED_BOX:
8538     case GADGET_ID_GRAB_BRUSH:
8539     case GADGET_ID_TEXT:
8540       {
8541         static int last_sx = -1;
8542         static int last_sy = -1;
8543         static int start_sx = -1;
8544         static int start_sy = -1;
8545         void (*draw_func)(int, int, int, int, int, boolean);
8546
8547         if (drawing_function == GADGET_ID_LINE)
8548           draw_func = DrawLine;
8549         else if (drawing_function == GADGET_ID_ARC)
8550           draw_func = DrawArc;
8551         else if (drawing_function == GADGET_ID_RECTANGLE)
8552           draw_func = DrawBox;
8553         else if (drawing_function == GADGET_ID_FILLED_BOX)
8554           draw_func = DrawFilledBox;
8555         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8556           draw_func = SelectArea;
8557         else /* (drawing_function == GADGET_ID_TEXT) */
8558           draw_func = SetTextCursor;
8559
8560         if (button_press_event)
8561         {
8562           draw_func(sx, sy, sx, sy, new_element, FALSE);
8563           start_sx = last_sx = sx;
8564           start_sy = last_sy = sy;
8565
8566           if (drawing_function == GADGET_ID_TEXT)
8567             DrawLevelText(0, 0, 0, TEXT_END);
8568         }
8569         else if (button_release_event)
8570         {
8571           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8572           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8573           {
8574             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8575             CopyBrushToCursor(sx, sy);
8576             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8577                           MB_LEFTBUTTON);
8578             draw_with_brush = TRUE;
8579           }
8580           else if (drawing_function == GADGET_ID_TEXT)
8581             DrawLevelText(sx, sy, 0, TEXT_INIT);
8582           else
8583             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8584         }
8585         else if (last_sx != sx || last_sy != sy)
8586         {
8587           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8588           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8589           last_sx = sx;
8590           last_sy = sy;
8591         }
8592       }
8593       break;
8594
8595     case GADGET_ID_FLOOD_FILL:
8596       if (button_press_event && Feld[lx][ly] != new_element)
8597       {
8598         FloodFill(lx, ly, new_element);
8599         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8600         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8601       }
8602       break;
8603
8604     case GADGET_ID_PICK_ELEMENT:
8605       if (button_release_event)
8606         ClickOnGadget(level_editor_gadget[last_drawing_function],
8607                       MB_LEFTBUTTON);
8608       else if (draw_level)
8609         PickDrawingElement(button, Feld[lx][ly]);
8610       else if (id == GADGET_ID_AMOEBA_CONTENT)
8611         PickDrawingElement(button, level.amoeba_content);
8612       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8613         PickDrawingElement(button, custom_element.gfx_element);
8614       else if (id == GADGET_ID_CUSTOM_CONTENT)
8615         PickDrawingElement(button, custom_element.content.e[sx][sy]);
8616       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8617         PickDrawingElement(button, custom_element.move_enter_element);
8618       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8619         PickDrawingElement(button, custom_element.move_leave_element);
8620       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8621         PickDrawingElement(button, custom_element_change.target_element);
8622       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8623         PickDrawingElement(button, custom_element_change.target_content.e[sx][sy]);
8624       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8625         PickDrawingElement(button, custom_element_change.trigger_element);
8626       else if (id == GADGET_ID_GROUP_CONTENT)
8627         PickDrawingElement(button, group_element_info.element[sx]);
8628       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8629         PickDrawingElement(button, random_placement_background_element);
8630       else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8631                id <= GADGET_ID_YAMYAM_CONTENT_7)
8632       {
8633         int i = id - GADGET_ID_YAMYAM_CONTENT_0;
8634
8635         PickDrawingElement(button, level.yamyam_content[i].e[sx][sy]);
8636       }
8637       else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8638                id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8639       {
8640         int i = id - GADGET_ID_MAGIC_BALL_CONTENT_0;
8641
8642         PickDrawingElement(button, level.ball_content[i].e[sx][sy]);
8643       }
8644
8645       break;
8646
8647     default:
8648       break;
8649   }
8650 }
8651
8652 static void HandleCounterButtons(struct GadgetInfo *gi)
8653 {
8654   int gadget_id = gi->custom_id;
8655   int counter_id = gi->custom_type_id;
8656   int button = gi->event.button;
8657   int *counter_value = counterbutton_info[counter_id].value;
8658   int step = BUTTON_STEPSIZE(button) *
8659     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8660
8661   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8662   {
8663     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8664     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8665     boolean level_changed = LevelChanged();
8666
8667     if ((level_changed && pressed) || (!level_changed && released))
8668       return;
8669
8670     if (level_changed && !Request("Level has changed ! Discard changes ?",
8671                                   REQ_ASK))
8672     {
8673       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8674         ModifyEditorCounterValue(counter_id, *counter_value);
8675
8676       return;
8677     }
8678   }
8679
8680   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8681     *counter_value = gi->textinput.number_value;
8682   else
8683     ModifyEditorCounterValue(counter_id, *counter_value + step);
8684
8685   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8686   {
8687       LoadLevel(level_nr);
8688       TapeErase();
8689       ResetUndoBuffer();
8690       DrawEditModeWindow();
8691
8692       return;
8693   }
8694
8695   switch (counter_id)
8696   {
8697     case ED_COUNTER_ID_YAMYAM_CONTENT:
8698       DrawYamYamContentAreas();
8699       break;
8700
8701     case ED_COUNTER_ID_GROUP_CONTENT:
8702       DrawGroupElementArea(properties_element);
8703       CopyGroupElementPropertiesToGame(properties_element);
8704       break;
8705
8706     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8707     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8708       DrawEnvelopeTextArea(-1);
8709       break;
8710
8711     case ED_COUNTER_ID_LEVEL_XSIZE:
8712     case ED_COUNTER_ID_LEVEL_YSIZE:
8713       lev_fieldx = level.fieldx;
8714       lev_fieldy = level.fieldy;
8715       break;
8716
8717     default:
8718       break;
8719   }
8720
8721   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8722        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8723       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8724        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8725     CopyElementPropertiesToGame(properties_element);
8726
8727   level.changed = TRUE;
8728 }
8729
8730 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8731 {
8732   int type_id = gi->custom_type_id;
8733
8734   strcpy(textinput_info[type_id].value, gi->textinput.value);
8735
8736   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8737   {
8738     CopyElementPropertiesToGame(properties_element);
8739
8740     ModifyEditorElementList();  /* update changed button info text */
8741   }
8742
8743   level.changed = TRUE;
8744 }
8745
8746 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8747 {
8748   int type_id = gi->custom_type_id;
8749
8750   strcpy(textarea_info[type_id].value, gi->textarea.value);
8751
8752   level.changed = TRUE;
8753 }
8754
8755 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8756 {
8757   int type_id = gi->custom_type_id;
8758   int value_old = *selectbox_info[type_id].value;
8759   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
8760
8761   *selectbox_info[type_id].value = value_new;
8762
8763   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8764   {
8765     element_info[properties_element].current_change_page = gi->selectbox.index;
8766
8767     DrawPropertiesWindow();
8768   }
8769   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8770             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8771            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8772             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8773            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8774   {
8775     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
8776     {
8777       /* when changing action type, reset action mode and action arg */
8778       if (value_old != value_new)
8779       {
8780         custom_element_change.action_mode = -1;
8781         custom_element_change.action_arg = -1;
8782       }
8783
8784       DrawPropertiesChange();
8785     }
8786
8787     CopyElementPropertiesToGame(properties_element);
8788
8789     level.changed = TRUE;
8790   }
8791 }
8792
8793 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8794 {
8795   int type_id = gi->custom_type_id;
8796   int i;
8797
8798   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8799       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8800   {
8801     edit_mode_properties = gi->custom_type_id;
8802
8803     DrawPropertiesWindow();
8804   }
8805   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8806   {
8807     char *template_filename = getDefaultLevelFilename(-1);
8808     boolean new_template = !fileExists(template_filename);
8809
8810     if (new_template ||
8811         Request("Save this template and kill the old ?", REQ_ASK))
8812       SaveLevelTemplate();
8813
8814     if (new_template)
8815       Request("Template saved !", REQ_CONFIRM);
8816   }
8817   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8818            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8819   {
8820     struct ElementInfo *ei = &element_info[properties_element];
8821
8822     setElementChangePages(ei, ei->num_change_pages + 1);
8823
8824     /* set new change page to be new current change page */
8825     ei->current_change_page = ei->num_change_pages - 1;
8826     ei->change = &ei->change_page[ei->current_change_page];
8827
8828     setElementChangeInfoToDefaults(ei->change);
8829
8830     DrawPropertiesWindow();
8831
8832     level.changed = TRUE;
8833   }
8834   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8835            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8836   {
8837     struct ElementInfo *ei = &element_info[properties_element];
8838
8839     /* copy all change pages after change page to be deleted */
8840     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8841       ei->change_page[i] = ei->change_page[i + 1];
8842
8843     setElementChangePages(ei, ei->num_change_pages - 1);
8844
8845     DrawPropertiesWindow();
8846
8847     level.changed = TRUE;
8848   }
8849 }
8850
8851 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8852 {
8853   int type_id = gi->custom_type_id;
8854
8855   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8856       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8857   {
8858     struct ElementInfo *ei = &element_info[properties_element];
8859     int step = BUTTON_STEPSIZE(gi->event.button);
8860
8861     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8862     ei->current_change_page += step;
8863
8864     if (ei->current_change_page < 0)
8865       ei->current_change_page = 0;
8866     else if (ei->current_change_page >= ei->num_change_pages)
8867       ei->current_change_page = ei->num_change_pages - 1;
8868
8869     DrawPropertiesWindow();
8870   }
8871   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8872            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8873   {
8874     struct ElementInfo *ei = &element_info[properties_element];
8875     int current_change_page = ei->current_change_page;
8876
8877     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8878       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8879         ei->change_page[current_change_page];
8880     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8881     {
8882       ei->change_page[current_change_page] =
8883         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8884
8885       level.changed = TRUE;
8886     }
8887
8888     DrawPropertiesWindow();
8889   }
8890 }
8891
8892 static void HandleRadiobuttons(struct GadgetInfo *gi)
8893 {
8894   *radiobutton_info[gi->custom_type_id].value =
8895     radiobutton_info[gi->custom_type_id].checked_value;
8896
8897   level.changed = TRUE;
8898 }
8899
8900 static void HandleCheckbuttons(struct GadgetInfo *gi)
8901 {
8902   int type_id = gi->custom_type_id;
8903
8904   *checkbutton_info[type_id].value ^= TRUE;
8905
8906   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8907       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8908       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8909       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8910          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8911         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8912          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8913        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8914   {
8915     CopyElementPropertiesToGame(properties_element);
8916   }
8917
8918   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8919   {
8920     UpdateCustomElementGraphicGadgets();
8921   }
8922   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8923   {
8924     char *template_filename = getDefaultLevelFilename(-1);
8925
8926     if (level.use_custom_template && !fileExists(template_filename))
8927     {
8928       Request("No level template found !", REQ_CONFIRM);
8929
8930       level.use_custom_template = FALSE;
8931       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8932
8933       return;
8934     }
8935
8936     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8937
8938     DrawEditModeWindow();
8939   }
8940
8941   level.changed = TRUE;
8942 }
8943
8944 static void HandleControlButtons(struct GadgetInfo *gi)
8945 {
8946   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8947   static int last_edit_mode = ED_MODE_DRAWING;
8948   static int last_custom_copy_mode = -1;
8949   int id = gi->custom_id;
8950   int button = gi->event.button;
8951   int step = BUTTON_STEPSIZE(button);
8952   int new_element = BUTTON_ELEMENT(button);
8953   int x, y;
8954
8955 #if 0
8956   /* MAKES PROBLEMS WITH ELEMENT LIST SCROLLBAR AND IS PROBABLY NOT NEEDED */
8957   /* !!! CHECK WHAT HAPPENS WHEN MOUSE WHEEL IS USED OVER ELEMENT LIST !!! */
8958
8959   if (!IS_VALID_BUTTON(button))
8960     return;
8961 #endif
8962
8963   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8964     DrawLevelText(0, 0, 0, TEXT_END);
8965
8966   if (id < ED_NUM_CTRL1_BUTTONS &&
8967       id != GADGET_ID_SINGLE_ITEMS &&
8968       id != GADGET_ID_PROPERTIES &&
8969       id != GADGET_ID_PICK_ELEMENT &&
8970       edit_mode != ED_MODE_DRAWING &&
8971       drawing_function != GADGET_ID_PICK_ELEMENT &&
8972       !(GetKeyModState() & KMOD_Control))
8973   {
8974     DrawDrawingWindow();
8975     edit_mode = ED_MODE_DRAWING;
8976   }
8977
8978   /* element copy mode active, but no element button pressed => deactivate */
8979   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8980     last_custom_copy_mode = -1;
8981
8982   switch (id)
8983   {
8984     case GADGET_ID_SCROLL_LEFT:
8985       if (level_xpos >= 0)
8986       {
8987         if (lev_fieldx < ed_fieldx - 2)
8988           break;
8989
8990         level_xpos -= step;
8991         if (level_xpos < -1)
8992           level_xpos = -1;
8993         if (button == 1)
8994           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8995         else
8996           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8997
8998         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8999                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9000       }
9001       break;
9002
9003     case GADGET_ID_SCROLL_RIGHT:
9004       if (level_xpos <= lev_fieldx - ed_fieldx)
9005       {
9006         if (lev_fieldx < ed_fieldx - 2)
9007           break;
9008
9009         level_xpos += step;
9010         if (level_xpos > lev_fieldx - ed_fieldx + 1)
9011           level_xpos = lev_fieldx - ed_fieldx + 1;
9012         if (button == 1)
9013           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
9014         else
9015           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9016
9017         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9018                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9019       }
9020       break;
9021
9022     case GADGET_ID_SCROLL_UP:
9023       if (level_ypos >= 0)
9024       {
9025         if (lev_fieldy < ed_fieldy - 2)
9026           break;
9027
9028         level_ypos -= step;
9029         if (level_ypos < -1)
9030           level_ypos = -1;
9031         if (button == 1)
9032           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
9033         else
9034           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9035
9036         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9037                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9038       }
9039       break;
9040
9041     case GADGET_ID_SCROLL_DOWN:
9042       if (level_ypos <= lev_fieldy - ed_fieldy)
9043       {
9044         if (lev_fieldy < ed_fieldy - 2)
9045           break;
9046
9047         level_ypos += step;
9048         if (level_ypos > lev_fieldy - ed_fieldy + 1)
9049           level_ypos = lev_fieldy - ed_fieldy + 1;
9050         if (button == 1)
9051           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
9052         else
9053           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9054
9055         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9056                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9057       }
9058       break;
9059
9060     case GADGET_ID_SCROLL_HORIZONTAL:
9061       level_xpos = gi->event.item_position - 1;
9062       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9063       break;
9064
9065     case GADGET_ID_SCROLL_VERTICAL:
9066       level_ypos = gi->event.item_position - 1;
9067       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9068       break;
9069
9070     case GADGET_ID_SCROLL_LIST_UP:
9071     case GADGET_ID_SCROLL_LIST_DOWN:
9072     case GADGET_ID_SCROLL_LIST_VERTICAL:
9073       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
9074         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
9075       else
9076       {
9077         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
9078         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
9079
9080         if (element_shift < 0)
9081           element_shift = 0;
9082         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
9083           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
9084
9085         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
9086                      GDI_SCROLLBAR_ITEM_POSITION,
9087                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
9088       }
9089
9090       ModifyEditorElementList();
9091
9092       break;
9093
9094     case GADGET_ID_WRAP_LEFT:
9095       WrapLevel(-step, 0);
9096       break;
9097
9098     case GADGET_ID_WRAP_RIGHT:
9099       WrapLevel(step, 0);
9100       break;
9101
9102     case GADGET_ID_WRAP_UP:
9103       WrapLevel(0, -step);
9104       break;
9105
9106     case GADGET_ID_WRAP_DOWN:
9107       WrapLevel(0, step);
9108       break;
9109
9110     case GADGET_ID_SINGLE_ITEMS:
9111     case GADGET_ID_CONNECTED_ITEMS:
9112     case GADGET_ID_LINE:
9113     case GADGET_ID_ARC:
9114     case GADGET_ID_TEXT:
9115     case GADGET_ID_RECTANGLE:
9116     case GADGET_ID_FILLED_BOX:
9117     case GADGET_ID_FLOOD_FILL:
9118     case GADGET_ID_GRAB_BRUSH:
9119     case GADGET_ID_PICK_ELEMENT:
9120       if (drawing_function != GADGET_ID_PICK_ELEMENT)
9121         last_drawing_function = drawing_function;
9122       drawing_function = id;
9123       draw_with_brush = FALSE;
9124       break;
9125
9126     case GADGET_ID_RANDOM_PLACEMENT:
9127       RandomPlacement(new_element);
9128       break;
9129
9130     case GADGET_ID_PROPERTIES:
9131       if (edit_mode != ED_MODE_PROPERTIES)
9132       {
9133         properties_element = new_element;
9134         DrawPropertiesWindow();
9135         edit_mode = ED_MODE_PROPERTIES;
9136
9137         last_level_drawing_function = drawing_function;
9138         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
9139                       MB_LEFTBUTTON);
9140       }
9141       else
9142       {
9143         DrawDrawingWindow();
9144         edit_mode = ED_MODE_DRAWING;
9145
9146         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
9147                       MB_LEFTBUTTON);
9148       }
9149       break;
9150
9151     case GADGET_ID_CUSTOM_COPY_FROM:
9152     case GADGET_ID_CUSTOM_COPY_TO:
9153     case GADGET_ID_CUSTOM_EXCHANGE:
9154       last_custom_copy_mode = id;
9155       last_drawing_function = drawing_function;
9156       break;
9157
9158     case GADGET_ID_CUSTOM_COPY:
9159       CopyCustomElement(properties_element, -1, id);
9160       break;
9161
9162     case GADGET_ID_CUSTOM_PASTE:
9163       CopyCustomElement(-1, properties_element, id);
9164       break;
9165
9166     case GADGET_ID_UNDO:
9167       if (undo_buffer_steps == 0)
9168       {
9169         Request("Undo buffer empty !", REQ_CONFIRM);
9170         break;
9171       }
9172
9173       if (edit_mode != ED_MODE_DRAWING)
9174       {
9175         DrawDrawingWindow();
9176         edit_mode = ED_MODE_DRAWING;
9177       }
9178
9179       undo_buffer_position =
9180         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
9181       undo_buffer_steps--;
9182
9183       for (x = 0; x < lev_fieldx; x++)
9184         for (y = 0; y < lev_fieldy; y++)
9185           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
9186       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
9187       break;
9188
9189     case GADGET_ID_INFO:
9190       if (edit_mode != ED_MODE_INFO)
9191       {
9192         last_edit_mode = edit_mode;
9193         edit_mode = ED_MODE_INFO;
9194
9195         DrawLevelInfoWindow();
9196       }
9197       else
9198       {
9199         edit_mode = last_edit_mode;
9200
9201         DrawEditModeWindow();
9202       }
9203       break;
9204
9205     case GADGET_ID_CLEAR:
9206       if (edit_mode != ED_MODE_DRAWING)
9207       {
9208         DrawDrawingWindow();
9209         edit_mode = ED_MODE_DRAWING;
9210       }
9211
9212       for (x = 0; x < MAX_LEV_FIELDX; x++)
9213         for (y = 0; y < MAX_LEV_FIELDY; y++)
9214           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
9215
9216       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
9217
9218       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9219       break;
9220
9221     case GADGET_ID_SAVE:
9222       if (leveldir_current->readonly)
9223       {
9224         Request("This level is read only !", REQ_CONFIRM);
9225         break;
9226       }
9227
9228       if (!LevelContainsPlayer())
9229         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9230       else
9231       {
9232         char *level_filename = getDefaultLevelFilename(level_nr);
9233         boolean new_level = !fileExists(level_filename);
9234
9235         if (new_level ||
9236             Request("Save this level and kill the old ?", REQ_ASK))
9237         {
9238           CopyPlayfield(Feld, level.field);
9239
9240           SaveLevel(level_nr);
9241         }
9242
9243         if (new_level)
9244           Request("Level saved !", REQ_CONFIRM);
9245
9246         level.changed = FALSE;
9247       }
9248       break;
9249
9250     case GADGET_ID_TEST:
9251       if (!LevelContainsPlayer())
9252         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9253       else
9254       {
9255         if (LevelChanged())
9256           level.game_version = GAME_VERSION_ACTUAL;
9257
9258         CopyPlayfield(level.field, FieldBackup);
9259         CopyPlayfield(Feld, level.field);
9260
9261         CopyNativeLevel_RND_to_Native(&level);
9262
9263         UnmapLevelEditorGadgets();
9264         UndrawSpecialEditorDoor();
9265
9266         CloseDoor(DOOR_CLOSE_ALL);
9267
9268         DrawCompleteVideoDisplay();
9269
9270         level_editor_test_game = TRUE;
9271
9272         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
9273       }
9274       break;
9275
9276     case GADGET_ID_EXIT:
9277       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
9278       break;
9279
9280     default:
9281       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
9282           id <= GADGET_ID_ELEMENTLIST_LAST)
9283       {
9284         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
9285         int new_element = editor_elements[element_position + element_shift];
9286
9287         if (last_custom_copy_mode != -1)
9288         {
9289           if (CopyCustomElement(properties_element, new_element,
9290                                 last_custom_copy_mode))
9291           {
9292             ClickOnGadget(level_editor_gadget[last_drawing_function],
9293                           MB_LEFTBUTTON);
9294
9295             last_custom_copy_mode = -1;
9296           }
9297
9298           break;
9299         }
9300
9301         PickDrawingElement(button, new_element);
9302
9303         if (!stick_element_properties_window &&
9304             drawing_function != GADGET_ID_PICK_ELEMENT &&
9305             !(GetKeyModState() & KMOD_Control))
9306         {
9307           properties_element = new_element;
9308           if (edit_mode == ED_MODE_PROPERTIES)
9309             DrawPropertiesWindow();
9310         }
9311
9312         if (drawing_function == GADGET_ID_PICK_ELEMENT)
9313           ClickOnGadget(level_editor_gadget[last_drawing_function],
9314                         MB_LEFTBUTTON);
9315       }
9316 #ifdef DEBUG
9317       else if (gi->event.type == GD_EVENT_PRESSED)
9318         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
9319       else if (gi->event.type == GD_EVENT_RELEASED)
9320         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
9321       else if (gi->event.type == GD_EVENT_MOVING)
9322         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
9323       else
9324         printf("default: HandleControlButtons: ? (id == %d)\n", id);
9325 #endif
9326       break;
9327   }
9328 }
9329
9330 void HandleLevelEditorKeyInput(Key key)
9331 {
9332   char letter = getCharFromKey(key);
9333   int button = MB_LEFTBUTTON;
9334
9335   if (drawing_function == GADGET_ID_TEXT &&
9336       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
9337   {
9338     if (letter)
9339       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
9340     else if (key == KSYM_Delete || key == KSYM_BackSpace)
9341       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
9342     else if (key == KSYM_Return)
9343       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
9344     else if (key == KSYM_Escape)
9345       DrawLevelText(0, 0, 0, TEXT_END);
9346   }
9347   else if (button_status == MB_RELEASED)
9348   {
9349     int i, id = GADGET_ID_NONE;
9350
9351     switch (key)
9352     {
9353       case KSYM_Left:
9354         id = GADGET_ID_SCROLL_LEFT;
9355         break;
9356       case KSYM_Right:
9357         id = GADGET_ID_SCROLL_RIGHT;
9358         break;
9359       case KSYM_Up:
9360         id = GADGET_ID_SCROLL_UP;
9361         break;
9362       case KSYM_Down:
9363         id = GADGET_ID_SCROLL_DOWN;
9364         break;
9365       case KSYM_Page_Up:
9366         id = GADGET_ID_SCROLL_LIST_UP;
9367         button = MB_RIGHTBUTTON;
9368         break;
9369       case KSYM_Page_Down:
9370         id = GADGET_ID_SCROLL_LIST_DOWN;
9371         button = MB_RIGHTBUTTON;
9372         break;
9373
9374       case KSYM_Escape:
9375         if (edit_mode == ED_MODE_DRAWING)
9376         {
9377           RequestExitLevelEditor(setup.ask_on_escape);
9378         }
9379         else if (edit_mode == ED_MODE_INFO)
9380         {
9381           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9382         }
9383         else if (edit_mode == ED_MODE_PROPERTIES)
9384         {
9385           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9386         }
9387         else            /* should never happen */
9388         {
9389           DrawDrawingWindow();
9390           edit_mode = ED_MODE_DRAWING;
9391         }
9392         break;
9393
9394       default:
9395         break;
9396     }
9397
9398     if (id != GADGET_ID_NONE)
9399       ClickOnGadget(level_editor_gadget[id], button);
9400     else if (letter == '.')
9401       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9402     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9403       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9404     else
9405       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9406         if (letter && letter == control_info[i].shortcut)
9407           if (!anyTextGadgetActive())
9408             ClickOnGadget(level_editor_gadget[i], button);
9409   }
9410 }
9411
9412 void HandleLevelEditorIdle()
9413 {
9414   static unsigned long action_delay = 0;
9415   unsigned long action_delay_value = GameFrameDelay;
9416   int xpos = 1, ypos = 2;
9417
9418   if (edit_mode != ED_MODE_PROPERTIES)
9419     return;
9420
9421   if (!DelayReached(&action_delay, action_delay_value))
9422     return;
9423
9424   DrawGraphicAnimationExt(drawto,
9425                           SX + xpos * TILEX,
9426                           SY + ypos * TILEY + MINI_TILEY / 2,
9427                           el2img(properties_element), -1, NO_MASKING);
9428
9429   MarkTileDirty(xpos, ypos);
9430   MarkTileDirty(xpos, ypos + 1);
9431
9432   FrameCounter++;       /* increase animation frame counter */
9433 }
9434
9435 void ClearEditorGadgetInfoText()
9436 {
9437   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9438 }
9439
9440 void HandleEditorGadgetInfoText(void *ptr)
9441 {
9442   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9443   char infotext[MAX_OUTPUT_LINESIZE + 1];
9444   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9445   int max_infotext_len = getMaxInfoTextLength();
9446
9447   if (game_status != GAME_MODE_EDITOR)
9448     return;
9449
9450   ClearEditorGadgetInfoText();
9451
9452   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9453     return;
9454
9455   /* misuse this function to delete brush cursor, if needed */
9456   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9457     DeleteBrushFromCursor();
9458
9459   if (gi == NULL || gi->info_text == NULL)
9460     return;
9461
9462   strncpy(infotext, gi->info_text, max_infotext_len);
9463   infotext[max_infotext_len] = '\0';
9464
9465   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9466   {
9467     int key = control_info[gi->custom_id].shortcut;
9468
9469     if (key)
9470     {
9471       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9472         sprintf(shortcut, " ('.' or '%c')", key);
9473       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9474         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9475       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9476         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9477       else                                              /* normal case */
9478         sprintf(shortcut, " ('%s%c')",
9479                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9480
9481       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9482         strcat(infotext, shortcut);
9483     }
9484   }
9485
9486   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9487 }
9488
9489 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9490 {
9491   static int start_lx, start_ly;
9492   int id = gi->custom_id;
9493   int sx = gi->event.x;
9494   int sy = gi->event.y;
9495   int lx = sx + level_xpos;
9496   int ly = sy + level_ypos;
9497   int min_sx = 0, min_sy = 0;
9498   int max_sx = gi->drawing.area_xsize - 1;
9499   int max_sy = gi->drawing.area_ysize - 1;
9500   int actual_drawing_function = drawing_function;
9501   int max_infotext_len = getMaxInfoTextLength();
9502   char infotext[MAX_OUTPUT_LINESIZE + 1];
9503   char *text;
9504
9505   infotext[0] = '\0';           /* start with empty info text */
9506
9507   /* pressed Control key: simulate picking element */
9508   if (GetKeyModState() & KMOD_Control)
9509     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9510
9511   ClearEditorGadgetInfoText();
9512
9513   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9514     return;
9515
9516   /* make sure to stay inside drawing area boundaries */
9517   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9518   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9519
9520   if (id == GADGET_ID_DRAWING_LEVEL)
9521   {
9522     if (button_status)
9523     {
9524       int min_lx = 0, min_ly = 0;
9525       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9526
9527       /* get positions inside level field */
9528       lx = sx + level_xpos;
9529       ly = sy + level_ypos;
9530
9531       /* make sure to stay inside level field boundaries */
9532       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9533       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9534
9535       /* correct drawing area positions accordingly */
9536       sx = lx - level_xpos;
9537       sy = ly - level_ypos;
9538     }
9539
9540     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9541     {
9542       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9543       {
9544         if (gi->event.type == GD_EVENT_PRESSED)
9545         {
9546           start_lx = lx;
9547           start_ly = ly;
9548         }
9549
9550         switch (actual_drawing_function)
9551         {
9552           case GADGET_ID_SINGLE_ITEMS:
9553             text = "Drawing single items";
9554             break;
9555           case GADGET_ID_CONNECTED_ITEMS:
9556             text = "Drawing connected items";
9557             break;
9558           case GADGET_ID_LINE:
9559             text = "Drawing line";
9560             break;
9561           case GADGET_ID_ARC:
9562             text = "Drawing arc";
9563             break;
9564           case GADGET_ID_TEXT:
9565             text = "Setting text cursor";
9566             break;
9567           case GADGET_ID_RECTANGLE:
9568             text = "Drawing rectangle";
9569             break;
9570           case GADGET_ID_FILLED_BOX:
9571             text = "Drawing filled box";
9572             break;
9573           case GADGET_ID_FLOOD_FILL:
9574             text = "Flood fill";
9575             break;
9576           case GADGET_ID_GRAB_BRUSH:
9577             text = "Grabbing brush";
9578             break;
9579           case GADGET_ID_PICK_ELEMENT:
9580             text = "Picking element";
9581             break;
9582
9583           default:
9584             text = "Drawing position";
9585             break;
9586         }
9587
9588         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9589           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9590         else
9591           sprintf(infotext, "%s: %d, %d", text,
9592                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9593       }
9594       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9595         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9596       else
9597         sprintf(infotext, "Level position: %d, %d", lx, ly);
9598     }
9599
9600     /* misuse this function to draw brush cursor, if needed */
9601     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9602     {
9603       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9604         CopyBrushToCursor(sx, sy);
9605       else
9606         DeleteBrushFromCursor();
9607     }
9608   }
9609   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9610   {
9611     int element = EL_EMPTY;
9612
9613     if (id == GADGET_ID_AMOEBA_CONTENT)
9614       element = level.amoeba_content;
9615     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9616       element = custom_element.gfx_element;
9617     else if (id == GADGET_ID_CUSTOM_CONTENT)
9618       element = custom_element.content.e[sx][sy];
9619     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9620       element = custom_element.move_enter_element;
9621     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9622       element = custom_element.move_leave_element;
9623     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9624       element = custom_element_change.target_element;
9625     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9626       element = custom_element_change.target_content.e[sx][sy];
9627     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9628       element = custom_element_change.trigger_element;
9629     else if (id == GADGET_ID_GROUP_CONTENT)
9630       element = group_element_info.element[sx];
9631     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9632       element = random_placement_background_element;
9633     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9634              id <= GADGET_ID_YAMYAM_CONTENT_7)
9635       element = level.yamyam_content[id -GADGET_ID_YAMYAM_CONTENT_0].e[sx][sy];
9636     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9637              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9638       element =level.ball_content[id-GADGET_ID_MAGIC_BALL_CONTENT_0].e[sx][sy];
9639
9640     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9641   }
9642   else
9643   {
9644     if (id == GADGET_ID_AMOEBA_CONTENT)
9645       strcpy(infotext, "Amoeba content");
9646     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9647       strcpy(infotext, "Custom graphic element");
9648     else if (id == GADGET_ID_CUSTOM_CONTENT)
9649       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9650     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9651       strcpy(infotext, "Element that can be digged/collected");
9652     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9653       strcpy(infotext, "Element that will be left behind");
9654     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9655       strcpy(infotext, "New element after change");
9656     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9657       strcpy(infotext, "New extended elements after change");
9658     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9659       strcpy(infotext, "Other element triggering change");
9660     else if (id == GADGET_ID_GROUP_CONTENT)
9661       sprintf(infotext, "Group element position: %d", sx + 1);
9662     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9663       strcpy(infotext, "Random placement background");
9664     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9665              id <= GADGET_ID_YAMYAM_CONTENT_7)
9666       sprintf(infotext, "Content area %d position: %d, %d",
9667               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9668     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9669              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9670       sprintf(infotext, "Content area %d position: %d, %d",
9671               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9672   }
9673
9674   infotext[max_infotext_len] = '\0';
9675
9676   if (strlen(infotext) > 0)
9677     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9678 }
9679
9680 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9681 {
9682   if (!ask_if_level_has_changed ||
9683       !LevelChanged() ||
9684       Request("Level has changed ! Exit without saving ?",
9685               REQ_ASK | REQ_STAY_OPEN))
9686   {
9687 #if 1
9688     CloseDoor(DOOR_CLOSE_1);
9689     SetDoorState(DOOR_CLOSE_2);
9690 #else
9691     CloseDoor(DOOR_CLOSE_ALL);
9692 #endif
9693     game_status = GAME_MODE_MAIN;
9694     DrawMainMenu();
9695   }
9696   else
9697   {
9698     CloseDoor(DOOR_CLOSE_1);
9699     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9700   }
9701 }