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_SNAP_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 10)
 547 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 11)
 548 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 12)
 549 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 13)
 550 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 14)
 551 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 15)
 552 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 16)
 553 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 17)
 554 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 18)
 555 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 19)
 556 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 20)
 557 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 21)
 558 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 22)
 559 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 23)
 560 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 24)
 561 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 25)
 562 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 26)
 563 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 27)
 564 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 28)
 565 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 29)
 566 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 30)
 567 #define GADGET_ID_CUSTOM_USE_LAST_VALUE (GADGET_ID_CHECKBUTTON_FIRST + 31)
 568 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 32)
 569 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 33)
 570 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 34)
 571 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 35)
 572 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 36)
 573 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 37)
 574 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 38)
 575 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 39)
 576 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 40)
 577 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 41)
 578 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 42)
 579
 580 /* gadgets for buttons in element list */
 581 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 43)
 582 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 583                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 584
 585 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 586
 587 /* radio button numbers */
 588 #define RADIO_NR_NONE                   0
 589 #define RADIO_NR_DRAWING_TOOLBOX        1
 590 #define RADIO_NR_RANDOM_ELEMENTS        2
 591
 592 /* values for counter gadgets */
 593 #define ED_COUNTER_ID_SELECT_LEVEL      0
 594 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 595 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 596 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 597 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 598 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 599 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 600 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 601 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 602 #define ED_COUNTER_ID_ELEMENT_VALUE3    9
 603 #define ED_COUNTER_ID_ELEMENT_VALUE4    10
 604 #define ED_COUNTER_ID_YAMYAM_CONTENT    11
 605 #define ED_COUNTER_ID_ENVELOPE_XSIZE    12
 606 #define ED_COUNTER_ID_ENVELOPE_YSIZE    13
 607 #define ED_COUNTER_ID_CUSTOM_SCORE      14
 608 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   15
 609 #define ED_COUNTER_ID_CUSTOM_VALUE_FIX  16
 610 #define ED_COUNTER_ID_CUSTOM_VALUE_RND  17
 611 #define ED_COUNTER_ID_PUSH_DELAY_FIX    18
 612 #define ED_COUNTER_ID_PUSH_DELAY_RND    19
 613 #define ED_COUNTER_ID_DROP_DELAY_FIX    20
 614 #define ED_COUNTER_ID_DROP_DELAY_RND    21
 615 #define ED_COUNTER_ID_MOVE_DELAY_FIX    22
 616 #define ED_COUNTER_ID_MOVE_DELAY_RND    23
 617 #define ED_COUNTER_ID_EXPLOSION_DELAY   24
 618 #define ED_COUNTER_ID_IGNITION_DELAY    25
 619 #define ED_COUNTER_ID_GROUP_CONTENT     26
 620 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  27
 621 #define ED_COUNTER_ID_CHANGE_DELAY_RND  28
 622 #define ED_COUNTER_ID_CHANGE_CONT_RND   29
 623
 624 #define ED_NUM_COUNTERBUTTONS           30
 625
 626 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 627 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 628
 629 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 630 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 631 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 632 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 633 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 634 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 635
 636 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 637 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 638
 639 /* values for scrollbutton gadgets */
 640 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 641 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 642 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 643 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 644 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 645 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 646
 647 #define ED_NUM_SCROLLBUTTONS            6
 648
 649 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 650 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 651
 652 /* values for scrollbar gadgets */
 653 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 654 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 655 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 656
 657 #define ED_NUM_SCROLLBARS               3
 658
 659 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 660 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 661
 662 /* values for text input gadgets */
 663 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 664 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 665 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 666
 667 #define ED_NUM_TEXTINPUT                3
 668
 669 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 670 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 671
 672 /* values for text area gadgets */
 673 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 674
 675 #define ED_NUM_TEXTAREAS                        1
 676
 677 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 678 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 679
 680 /* values for selectbox gadgets */
 681 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 682 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 683 #define ED_SELECTBOX_ID_WIND_DIRECTION          2
 684 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      3
 685 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     4
 686 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 5
 687 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 6
 688 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   7
 689 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     8
 690 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   9
 691 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    10
 692 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  11
 693 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    12
 694 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    13
 695 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       14
 696 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   15
 697 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       16
 698 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    17
 699 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     18
 700 #define ED_SELECTBOX_ID_CHANGE_SIDE             19
 701 #define ED_SELECTBOX_ID_CHANGE_PLAYER           20
 702 #define ED_SELECTBOX_ID_CHANGE_PAGE             21
 703 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     22
 704 #define ED_SELECTBOX_ID_ACTION_TYPE             23
 705 #define ED_SELECTBOX_ID_ACTION_MODE             24
 706 #define ED_SELECTBOX_ID_ACTION_ARG              25
 707 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      26
 708 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       27
 709
 710 #define ED_NUM_SELECTBOX                        28
 711
 712 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 713 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_WIND_DIRECTION
 714
 715 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 716 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 717 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 718 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 719 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 720 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 721
 722 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 723 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 724
 725 /* values for textbutton gadgets */
 726 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 727 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 728 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 729 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 730 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 731 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 732 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 733 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 734
 735 #define ED_NUM_TEXTBUTTONS                      8
 736
 737 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 738 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 739
 740 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 741 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 742
 743 /* values for graphicbutton gadgets */
 744 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 745 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 746 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 747 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 748
 749 #define ED_NUM_GRAPHICBUTTONS                   4
 750
 751 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 752 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 753
 754 /* values for checkbutton gadgets */
 755 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       0
 756 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     1
 757 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         2
 758 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      3
 759 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        4
 760 #define ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG      5
 761 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    6
 762 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          7
 763 #define ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD      8
 764 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      9
 765 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   10
 766 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    11
 767 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  12
 768 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    13
 769 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    14
 770 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     15
 771 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    16
 772 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   17
 773 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     18
 774 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 19
 775 #define ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE 20
 776 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 21
 777 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 22
 778 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       23
 779 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       24
 780 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      25
 781 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       26
 782 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         27
 783 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    28
 784 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   29
 785 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  30
 786 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 31
 787 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     32
 788 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          33
 789 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  34
 790 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   35
 791 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  36
 792 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    37
 793 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  38
 794 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     39
 795 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     40
 796
 797 #define ED_NUM_CHECKBUTTONS                     41
 798
 799 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_INITIAL_GRAVITY
 800 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 801
 802 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 803 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 804 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 805 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 806 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 807 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 808
 809 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 810 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 811
 812 /* values for radiobutton gadgets */
 813 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 814 #define ED_RADIOBUTTON_ID_QUANTITY      1
 815
 816 #define ED_NUM_RADIOBUTTONS             2
 817
 818 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 819 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 820
 821 /* values for drawing area gadgets */
 822 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 823 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 824 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 825 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 826 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 827 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 828 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 829 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 830 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 831 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 832 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 833 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 834 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 835 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 836 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 837 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 838 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 839 #define ED_DRAWING_ID_AMOEBA_CONTENT            17
 840 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            18
 841 #define ED_DRAWING_ID_CUSTOM_CONTENT            19
 842 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         20
 843 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         21
 844 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      22
 845 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     23
 846 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     24
 847 #define ED_DRAWING_ID_GROUP_CONTENT             25
 848 #define ED_DRAWING_ID_RANDOM_BACKGROUND         26
 849
 850 #define ED_NUM_DRAWING_AREAS                    27
 851
 852
 853 /*
 854   -----------------------------------------------------------------------------
 855   some internally used definitions
 856   -----------------------------------------------------------------------------
 857 */
 858
 859 /* values for CopyLevelToUndoBuffer() */
 860 #define UNDO_IMMEDIATE                  0
 861 #define UNDO_ACCUMULATE                 1
 862
 863 /* values for scrollbars */
 864 #define ED_SCROLL_NO                    0
 865 #define ED_SCROLL_LEFT                  1
 866 #define ED_SCROLL_RIGHT                 2
 867 #define ED_SCROLL_UP                    4
 868 #define ED_SCROLL_DOWN                  8
 869
 870 /* screens in the level editor */
 871 #define ED_MODE_DRAWING                 0
 872 #define ED_MODE_INFO                    1
 873 #define ED_MODE_PROPERTIES              2
 874
 875 /* sub-screens in the element properties section */
 876 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 877 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 878 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 879 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 880 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 881
 882 /* how many steps can be cancelled */
 883 #define NUM_UNDO_STEPS                  (10 + 1)
 884
 885 /* values for elements with score for certain actions */
 886 #define MIN_SCORE                       0
 887 #define MAX_SCORE                       255
 888
 889 /* values for elements with count for collecting */
 890 #define MIN_COLLECT_COUNT               0
 891 #define MAX_COLLECT_COUNT               255
 892
 893 /* values for random placement */
 894 #define RANDOM_USE_PERCENTAGE           0
 895 #define RANDOM_USE_QUANTITY             1
 896
 897 /* maximal size of level editor drawing area */
 898 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 899 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 900
 901
 902 /*
 903   -----------------------------------------------------------------------------
 904   some internally used data structure definitions
 905   -----------------------------------------------------------------------------
 906 */
 907
 908 static struct
 909 {
 910   char shortcut;
 911   char *text;
 912 } control_info[ED_NUM_CTRL_BUTTONS] =
 913 {
 914   /* note: some additional characters are already reserved for "cheat mode"
 915      shortcuts (":XYZ" style) -- for details, see "events.c" */
 916
 917   { 's',        "draw single items"                     },
 918   { 'd',        "draw connected items"                  },
 919   { 'l',        "draw lines"                            },
 920   { 'a',        "draw arcs"                             },
 921   { 'r',        "draw outline rectangles"               },
 922   { 'R',        "draw filled rectangles"                },
 923   { '\0',       "wrap (rotate) level up"                },
 924   { 't',        "enter text elements"                   },
 925   { 'f',        "flood fill"                            },
 926   { '\0',       "wrap (rotate) level left"              },
 927   { '?',        "properties of drawing element"         },
 928   { '\0',       "wrap (rotate) level right"             },
 929   { '\0',       "random element placement"              },
 930   { 'b',        "grab brush"                            },
 931   { '\0',       "wrap (rotate) level down"              },
 932   { ',',        "pick drawing element"                  },
 933
 934   { 'U',        "undo last operation"                   },
 935   { 'I',        "level properties"                      },
 936   { 'S',        "save level"                            },
 937   { 'C',        "clear level"                           },
 938   { 'T',        "test level"                            },
 939   { 'E',        "exit level editor"                     },
 940
 941   { '\0',       "copy settings from other element"      },
 942   { '\0',       "copy settings to other element"        },
 943   { '\0',       "exchange element with other element"   },
 944
 945   { '\0',       "copy settings from this element"       },
 946   { '\0',       "paste settings to this element"        },
 947 };
 948
 949 static int random_placement_value = 10;
 950 static int random_placement_method = RANDOM_USE_QUANTITY;
 951 static int random_placement_background_element = EL_SAND;
 952 static boolean random_placement_background_restricted = FALSE;
 953 static boolean stick_element_properties_window = FALSE;
 954 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 955 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 956 static struct ElementChangeInfo custom_element_change;
 957 static struct ElementGroupInfo group_element_info;
 958 static struct ElementInfo custom_element;
 959
 960 static struct
 961 {
 962   int x, y;
 963   int min_value, max_value;
 964   int gadget_id_down, gadget_id_up;
 965   int gadget_id_text;
 966   int gadget_id_align;
 967   int *value;
 968   char *text_above, *text_left, *text_right;
 969 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 970 {
 971   /* ---------- current level number --------------------------------------- */
 972
 973   {
 974     DX + 5 - SX,                        DY + 3 - SY,
 975     1,                                  100,
 976     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 977     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 978     &level_nr,
 979     NULL,                               NULL, NULL
 980   },
 981
 982   /* ---------- level and editor settings ---------------------------------- */
 983
 984   {
 985     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
 986     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 987     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 988     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 989     &level.fieldx,
 990     "playfield size:",                  NULL, "width",
 991   },
 992   {
 993     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
 994     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 995     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 996     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 997     &level.fieldy,
 998     NULL,                               " ", "height",
 999   },
1000   {
1001     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(6),
1002     0,                                  999,
1003     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
1004     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
1005     &level.gems_needed,
1006     NULL, "number of gems to collect:", NULL
1007   },
1008   {
1009     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(8),
1010     0,                                  9999,
1011     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
1012     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
1013     &level.time,
1014     "time or step limit to solve level:", NULL, NULL
1015   },
1016   {
1017     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
1018     0,                                  255,
1019     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1020     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1021     &level.score[SC_TIME_BONUS],
1022     "score for each 10 sec/steps left:", NULL, NULL
1023   },
1024   {
1025     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1026     1,                                  100,
1027     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1028     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1029     &random_placement_value,
1030     "random element placement:",        NULL, "in"
1031   },
1032
1033   /* ---------- element settings: configure (various elements) ------------- */
1034
1035   {
1036     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1037     MIN_SCORE,                          MAX_SCORE,
1038     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1039     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1040     NULL,                               /* will be set when used */
1041     NULL,                               NULL, NULL
1042   },
1043   {
1044     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1045     MIN_SCORE,                          MAX_SCORE,
1046     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1047     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1048     NULL,                               /* will be set when used */
1049     NULL,                               NULL, NULL
1050   },
1051   {
1052     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1053     MIN_SCORE,                          MAX_SCORE,
1054     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1055     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1056     NULL,                               /* will be set when used */
1057     NULL,                               NULL, NULL
1058   },
1059   {
1060     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1061     MIN_SCORE,                          MAX_SCORE,
1062     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1063     GADGET_ID_ELEMENT_VALUE4_TEXT,      GADGET_ID_NONE,
1064     NULL,                               /* will be set when used */
1065     NULL,                               NULL, NULL
1066   },
1067   {
1068     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1069     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1070     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1071     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1072     &level.num_yamyam_contents,
1073     NULL,                               NULL, "number of content areas"
1074   },
1075   {
1076     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1077     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1078     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1079     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1080     NULL,
1081     NULL,                               NULL, "width",
1082   },
1083   {
1084     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1085     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1086     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1087     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1088     NULL,
1089     NULL,                               " ", "height",
1090   },
1091
1092   /* ---------- element settings: configure 1 (custom elements) ------------ */
1093
1094   {
1095     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1096     MIN_SCORE,                          MAX_SCORE,
1097     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1098     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1099     &custom_element.collect_score_initial,
1100     NULL,                               "CE score", " "
1101   },
1102   {
1103     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1104     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1105     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1106     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1107     &custom_element.collect_count_initial,
1108     NULL,                               "CE count", NULL
1109   },
1110   {
1111     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1112     0,                                  9999,
1113     GADGET_ID_CUSTOM_VALUE_FIX_DOWN,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1114     GADGET_ID_CUSTOM_VALUE_FIX_TEXT,    GADGET_ID_NONE,
1115     &custom_element.ce_value_fixed_initial,
1116     NULL,                               "CE value", NULL
1117   },
1118   {
1119     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1120     0,                                  9999,
1121     GADGET_ID_CUSTOM_VALUE_RND_DOWN,    GADGET_ID_CUSTOM_VALUE_RND_UP,
1122     GADGET_ID_CUSTOM_VALUE_RND_TEXT,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1123     &custom_element.ce_value_random_initial,
1124     NULL,                               "+random", NULL
1125   },
1126   {
1127     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1128     0,                                  255,
1129     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1130     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1131     &custom_element.push_delay_fixed,
1132     NULL,                               "push delay", NULL
1133   },
1134   {
1135     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1136     0,                                  255,
1137     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1138     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1139     &custom_element.push_delay_random,
1140     NULL,                               "+random", NULL
1141   },
1142   {
1143     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1144     0,                                  255,
1145     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1146     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1147     &custom_element.drop_delay_fixed,
1148     NULL,                               "drop delay", NULL
1149   },
1150   {
1151     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1152     0,                                  255,
1153     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1154     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1155     &custom_element.drop_delay_random,
1156     NULL,                               "+random", NULL
1157   },
1158
1159   /* ---------- element settings: configure 2 (custom elements) ------------ */
1160
1161   {
1162     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1163     0,                                  999,
1164     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1165     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1166     &custom_element.move_delay_fixed,
1167     NULL,                               "move delay", NULL
1168   },
1169   {
1170     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1171     0,                                  999,
1172     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1173     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1174     &custom_element.move_delay_random,
1175     NULL,                               "+random", NULL
1176   },
1177   {
1178     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1179     0,                                  255,
1180     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1181     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1182     &custom_element.explosion_delay,
1183     NULL,                               "explosion delay", NULL
1184   },
1185   {
1186     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1187     0,                                  255,
1188     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1189     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1190     &custom_element.ignition_delay,
1191     NULL,                               "ignition delay", "(by fire)"
1192   },
1193
1194   /* ---------- element settings: configure (group elements) --------------- */
1195
1196   {
1197     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1198     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1199     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1200     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1201     &group_element_info.num_elements,
1202     NULL,                               NULL, "number of elements in group"
1203   },
1204
1205   /* ---------- element settings: advanced (custom elements) --------------- */
1206
1207   {
1208     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1209     0,                                  999,
1210     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1211     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1212     &custom_element_change.delay_fixed,
1213     NULL,                               "CE delay", NULL,
1214   },
1215   {
1216     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1217     0,                                  999,
1218     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1219     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1220     &custom_element_change.delay_random,
1221     NULL,                               "+random", NULL
1222   },
1223   {
1224     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1225     0,                                  100,
1226     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1227     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1228     &custom_element_change.random_percentage,
1229     NULL,                               "use random replace:", "%"
1230   },
1231 };
1232
1233 static struct
1234 {
1235   int x, y;
1236   int gadget_id;
1237   int size;
1238   char *value;
1239   char *text_above, *infotext;
1240 } textinput_info[ED_NUM_TEXTINPUT] =
1241 {
1242   {
1243     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1244     GADGET_ID_LEVEL_NAME,
1245     MAX_LEVEL_NAME_LEN,
1246     level.name,
1247     "Title:", "Title"
1248   },
1249   {
1250     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1251     GADGET_ID_LEVEL_AUTHOR,
1252     MAX_LEVEL_AUTHOR_LEN,
1253     level.author,
1254     "Author:", "Author"
1255   },
1256   {
1257     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1258     GADGET_ID_ELEMENT_NAME,
1259     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1260     custom_element.description,
1261     NULL, "Element name"
1262   }
1263 };
1264
1265 static struct
1266 {
1267   int x, y;
1268   int gadget_id;
1269   int xsize, ysize;
1270   char *value;
1271   char *text_above, *infotext;
1272 } textarea_info[ED_NUM_TEXTAREAS] =
1273 {
1274   {
1275     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1276     GADGET_ID_ENVELOPE_INFO,
1277     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1278     NULL,
1279     "Envelope Info:", "Envelope Info"
1280   }
1281 };
1282
1283 static struct ValueTextInfo options_time_or_steps[] =
1284 {
1285   { 0,                          "seconds"                       },
1286   { 1,                          "steps"                         },
1287
1288   { -1,                         NULL                            }
1289 };
1290
1291 static struct ValueTextInfo options_game_engine_type[] =
1292 {
1293   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1294   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1295
1296   { -1,                         NULL                            }
1297 };
1298
1299 static struct ValueTextInfo options_wind_direction[] =
1300 {
1301   { MV_START_NONE,              "none"                          },
1302   { MV_START_LEFT,              "left"                          },
1303   { MV_START_RIGHT,             "right"                         },
1304   { MV_START_UP,                "up"                            },
1305   { MV_START_DOWN,              "down"                          },
1306
1307   { -1,                         NULL                            }
1308 };
1309
1310 static struct ValueTextInfo options_access_type[] =
1311 {
1312   { EP_WALKABLE,                "walkable"                      },
1313   { EP_PASSABLE,                "passable"                      },
1314
1315   { -1,                         NULL                            }
1316 };
1317
1318 static struct ValueTextInfo options_access_layer[] =
1319 {
1320   { EP_ACCESSIBLE_OVER,         "over"                          },
1321   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1322   { EP_ACCESSIBLE_UNDER,        "under"                         },
1323
1324   { -1,                         NULL                            }
1325 };
1326
1327 static struct ValueTextInfo options_access_protected[] =
1328 {
1329   { 0,                          "unprotected"                   },
1330   { 1,                          "protected"                     },
1331
1332   { -1,                         NULL                            }
1333 };
1334
1335 static struct ValueTextInfo options_access_direction[] =
1336 {
1337   { MV_NO_DIRECTION,            "no direction"                  },
1338   { MV_LEFT,                    "left"                          },
1339   { MV_RIGHT,                   "right"                         },
1340   { MV_UP,                      "up"                            },
1341   { MV_DOWN,                    "down"                          },
1342   { MV_LEFT  | MV_UP,           "left + up"                     },
1343   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1344   { MV_RIGHT | MV_UP,           "right + up"                    },
1345   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1346   { MV_HORIZONTAL,              "horizontal"                    },
1347   { MV_VERTICAL,                "vertical"                      },
1348   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1349   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1350   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1351   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1352   { MV_ALL_DIRECTIONS,          "all directions"                },
1353
1354   { -1,                         NULL                            }
1355 };
1356
1357 static struct ValueTextInfo options_walk_to_action[] =
1358 {
1359   { EP_DIGGABLE,                "diggable"                      },
1360   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1361   { EP_DROPPABLE,               "collectible & droppable"       },
1362   { EP_THROWABLE,               "collectible & throwable"       },
1363   { EP_PUSHABLE,                "pushable"                      },
1364
1365   { -1,                         NULL                            }
1366 };
1367
1368 static struct ValueTextInfo options_move_pattern[] =
1369 {
1370   { MV_LEFT,                    "left"                          },
1371   { MV_RIGHT,                   "right"                         },
1372   { MV_UP,                      "up"                            },
1373   { MV_DOWN,                    "down"                          },
1374   { MV_HORIZONTAL,              "horizontal"                    },
1375   { MV_VERTICAL,                "vertical"                      },
1376   { MV_ALL_DIRECTIONS,          "all directions"                },
1377   { MV_WIND_DIRECTION,          "wind direction"                },
1378   { MV_TOWARDS_PLAYER,          "towards player"                },
1379   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1380   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1381   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1382   { MV_TURNING_LEFT,            "turning left"                  },
1383   { MV_TURNING_RIGHT,           "turning right"                 },
1384   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1385   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1386   { MV_TURNING_RANDOM,          "turning random"                },
1387   { MV_MAZE_RUNNER,             "maze runner style"             },
1388   { MV_MAZE_HUNTER,             "maze hunter style"             },
1389   { MV_WHEN_PUSHED,             "when pushed"                   },
1390   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1391
1392   { -1,                         NULL                            }
1393 };
1394
1395 static struct ValueTextInfo options_move_direction[] =
1396 {
1397   { MV_START_AUTOMATIC,         "automatic"                     },
1398   { MV_START_LEFT,              "left"                          },
1399   { MV_START_RIGHT,             "right"                         },
1400   { MV_START_UP,                "up"                            },
1401   { MV_START_DOWN,              "down"                          },
1402   { MV_START_RANDOM,            "random"                        },
1403   { MV_START_PREVIOUS,          "previous"                      },
1404
1405   { -1,                         NULL                            }
1406 };
1407
1408 static struct ValueTextInfo options_move_stepsize[] =
1409 {
1410   { 0,                          "not moving"                    },
1411   { 1,                          "very slow"                     },
1412   { 2,                          "slow"                          },
1413   { 4,                          "normal"                        },
1414   { 8,                          "fast"                          },
1415   { 16,                         "very fast"                     },
1416   { 32,                         "even faster"                   },
1417
1418   { -1,                         NULL                            }
1419 };
1420
1421 static struct ValueTextInfo options_move_leave_type[] =
1422 {
1423   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1424   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1425
1426   { -1,                         NULL                            }
1427 };
1428
1429 static struct ValueTextInfo options_smash_targets[] =
1430 {
1431   { EP_CAN_SMASH_PLAYER,        "player"                        },
1432 #if 0
1433   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1434 #endif
1435   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1436
1437   { -1,                         NULL                            }
1438 };
1439
1440 static struct ValueTextInfo options_slippery_type[] =
1441 {
1442   { SLIPPERY_ANY_RANDOM,        "random"                        },
1443   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1444   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1445   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1446   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1447
1448   { -1,                         NULL                            }
1449 };
1450
1451 static struct ValueTextInfo options_deadliness[] =
1452 {
1453   { EP_DONT_RUN_INTO,           "running into"                  },
1454   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1455   { EP_DONT_TOUCH,              "touching"                      },
1456
1457   { -1,                         NULL                            }
1458 };
1459
1460 static struct ValueTextInfo options_explosion_type[] =
1461 {
1462   { EXPLODES_3X3,               "3x3"                           },
1463   { EXPLODES_CROSS,             "3+3"                           },
1464   { EXPLODES_1X1,               "1x1"                           },
1465
1466   { -1,                         NULL                            }
1467 };
1468
1469 static struct ValueTextInfo options_time_units[] =
1470 {
1471   { 1,                          "frames"                        },
1472   { FRAMES_PER_SECOND,          "seconds"                       },
1473
1474   { -1,                         NULL                            }
1475 };
1476
1477 static struct ValueTextInfo options_change_direct_action[] =
1478 {
1479   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1480   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1481   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1482   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1483   { CE_LEFT_BY_PLAYER,          "left by player"                },
1484   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1485   { CE_SWITCHED,                "switched"                      },
1486   { CE_HITTING_SOMETHING,       "hitting something"             },
1487   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1488 #if 0
1489   { CE_BLOCKED,                 "blocked"                       },
1490 #endif
1491   { CE_IMPACT,                  "impact (on something)"         },
1492   { CE_SMASHED,                 "smashed (from above)"          },
1493   { CE_VALUE_GETS_ZERO,         "CE value gets 0"               },
1494
1495   { -1,                         NULL                            }
1496 };
1497
1498 static struct ValueTextInfo options_change_other_action[] =
1499 {
1500   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1501   { CE_PLAYER_PRESSES_X,        "player presses"                },
1502   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1503   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1504   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1505   { CE_PLAYER_DIGS_X,           "player digs"                   },
1506   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1507   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1508   { CE_TOUCHING_X,              "touching"                      },
1509   { CE_HITTING_X,               "hitting"                       },
1510   { CE_HIT_BY_X,                "hit by"                        },
1511   { CE_SWITCH_OF_X,             "switch of"                     },
1512   { CE_CHANGE_OF_X,             "change by page of"             },
1513   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1514   { CE_VALUE_GETS_ZERO_OF_X,    "CE value gets 0 of"            },
1515
1516   { -1,                         NULL                            }
1517 };
1518
1519 static struct ValueTextInfo options_change_trigger_side[] =
1520 {
1521   { CH_SIDE_LEFT,               "left"                          },
1522   { CH_SIDE_RIGHT,              "right"                         },
1523   { CH_SIDE_TOP,                "top"                           },
1524   { CH_SIDE_BOTTOM,             "bottom"                        },
1525   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1526   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1527   { CH_SIDE_ANY,                "any"                           },
1528
1529   { -1,                         NULL                            }
1530 };
1531
1532 static struct ValueTextInfo options_change_trigger_player[] =
1533 {
1534   { CH_PLAYER_1,                "1"                             },
1535   { CH_PLAYER_2,                "2"                             },
1536   { CH_PLAYER_3,                "3"                             },
1537   { CH_PLAYER_4,                "4"                             },
1538   { CH_PLAYER_ANY,              "any"                           },
1539
1540   { -1,                         NULL                            }
1541 };
1542
1543 static struct ValueTextInfo options_change_trigger_page[] =
1544 {
1545   { (1 << 0),                   "1"                             },
1546   { (1 << 1),                   "2"                             },
1547   { (1 << 2),                   "3"                             },
1548   { (1 << 3),                   "4"                             },
1549   { (1 << 4),                   "5"                             },
1550   { (1 << 5),                   "6"                             },
1551   { (1 << 6),                   "7"                             },
1552   { (1 << 7),                   "8"                             },
1553   { (1 << 8),                   "9"                             },
1554   { (1 << 9),                   "10"                            },
1555   { (1 << 10),                  "11"                            },
1556   { (1 << 11),                  "12"                            },
1557   { (1 << 12),                  "13"                            },
1558   { (1 << 13),                  "14"                            },
1559   { (1 << 14),                  "15"                            },
1560   { (1 << 15),                  "16"                            },
1561   { (1 << 16),                  "17"                            },
1562   { (1 << 17),                  "18"                            },
1563   { (1 << 18),                  "19"                            },
1564   { (1 << 19),                  "20"                            },
1565   { (1 << 20),                  "21"                            },
1566   { (1 << 21),                  "22"                            },
1567   { (1 << 22),                  "23"                            },
1568   { (1 << 23),                  "24"                            },
1569   { (1 << 24),                  "25"                            },
1570   { (1 << 25),                  "26"                            },
1571   { (1 << 26),                  "27"                            },
1572   { (1 << 27),                  "28"                            },
1573   { (1 << 28),                  "29"                            },
1574   { (1 << 29),                  "30"                            },
1575   { (1 << 30),                  "31"                            },
1576   { (1 << 31),                  "32"                            },
1577   { CH_PAGE_ANY,                "any"                           },
1578
1579   { -1,                         NULL                            }
1580 };
1581
1582 static struct ValueTextInfo options_change_replace_when[] =
1583 {
1584   { CP_WHEN_EMPTY,              "empty"                         },
1585   { CP_WHEN_WALKABLE,           "walkable"                      },
1586   { CP_WHEN_DIGGABLE,           "diggable"                      },
1587   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1588   { CP_WHEN_REMOVABLE,          "removable"                     },
1589   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1590
1591   { -1,                         NULL                            }
1592 };
1593
1594 static struct ValueTextInfo options_action_type[] =
1595 {
1596   { CA_NO_ACTION,               "no action"                     },
1597   { CA_EXIT_PLAYER,             "exit player"                   },
1598   { CA_KILL_PLAYER,             "kill player"                   },
1599   { CA_RESTART_LEVEL,           "restart level"                 },
1600   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1601   { CA_ADD_KEY,                 "add key"                       },
1602   { CA_REMOVE_KEY,              "remove key"                    },
1603   { CA_SET_PLAYER_SPEED,        "set player speed"              },
1604   { CA_SET_PLAYER_GRAVITY,      "set gravity"                   },
1605   { CA_SET_WIND_DIRECTION,      "set wind dir."                 },
1606   { CA_SET_LEVEL_GEMS,          "set needed gems"               },
1607   { CA_SET_LEVEL_TIME,          "set level time"                },
1608   { CA_SET_LEVEL_SCORE,         "set level score"               },
1609   { CA_SET_CE_SCORE,            "set CE score"                  },
1610   { CA_SET_CE_VALUE,            "set CE value"                  },
1611 #if 0
1612   { CA_SET_DYNABOMB_NUMBER,     "set bomb number"               },
1613   { CA_SET_DYNABOMB_SIZE,       "set bomb size"                 },
1614   { CA_SET_DYNABOMB_POWER,      "set bomb power"                },
1615 #endif
1616
1617   { -1,                         NULL                            }
1618 };
1619
1620 static struct ValueTextInfo options_action_mode_none[] =
1621 {
1622   { CA_ARG_UNDEFINED,           " "                             },
1623
1624   { -1,                         NULL                            }
1625 };
1626
1627 static struct ValueTextInfo options_action_mode_set[] =
1628 {
1629   { CA_MODE_SET,                "="                             },
1630
1631   { -1,                         NULL                            }
1632 };
1633
1634 static struct ValueTextInfo options_action_mode_calc[] =
1635 {
1636   { CA_MODE_SET,                "="                             },
1637   { CA_MODE_ADD,                "+"                             },
1638   { CA_MODE_SUBTRACT,           "-"                             },
1639   { CA_MODE_MULTIPLY,           "*"                             },
1640   { CA_MODE_DIVIDE,             "/"                             },
1641   { CA_MODE_MODULO,             "%"                             },
1642
1643   { -1,                         NULL                            }
1644 };
1645
1646 static struct ValueTextInfo options_action_arg_none[] =
1647 {
1648   { CA_ARG_UNDEFINED,           "         "                     },
1649
1650   { -1,                         NULL                            }
1651 };
1652
1653 static struct ValueTextInfo options_action_arg_player[] =
1654 {
1655   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1656   { CA_ARG_PLAYER_1,            "1"                             },
1657   { CA_ARG_PLAYER_2,            "2"                             },
1658   { CA_ARG_PLAYER_3,            "3"                             },
1659   { CA_ARG_PLAYER_4,            "4"                             },
1660   { CA_ARG_PLAYER_ANY,          "any"                           },
1661   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1662
1663   { -1,                         NULL                            }
1664 };
1665
1666 static struct ValueTextInfo options_action_arg_number[] =
1667 {
1668   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1669   { CA_ARG_0,                   "0"                             },
1670   { CA_ARG_1,                   "1"                             },
1671   { CA_ARG_2,                   "2"                             },
1672   { CA_ARG_3,                   "3"                             },
1673   { CA_ARG_4,                   "4"                             },
1674   { CA_ARG_5,                   "5"                             },
1675   { CA_ARG_10,                  "10"                            },
1676   { CA_ARG_100,                 "100"                           },
1677   { CA_ARG_1000,                "1000"                          },
1678   { CA_ARG_UNDEFINED,           " "                             },
1679   { CA_ARG_NUMBER_MIN,          "min"                           },
1680   { CA_ARG_NUMBER_MAX,          "max"                           },
1681   { CA_ARG_UNDEFINED,           " "                             },
1682   { CA_ARG_NUMBER_RESET,        "reset"                         },
1683   { CA_ARG_UNDEFINED,           " "                             },
1684   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1685   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1686   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1687   { CA_ARG_UNDEFINED,           " "                             },
1688   { CA_ARG_ELEMENT_HEADLINE,    "[CE value"                     },
1689   { CA_ARG_ELEMENT_HEADLINE,    " of"                           },
1690   { CA_ARG_ELEMENT_HEADLINE,    " element]"                     },
1691   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1692   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1693
1694   { -1,                         NULL                            }
1695 };
1696
1697 static struct ValueTextInfo options_action_arg_key[] =
1698 {
1699   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1700   { CA_ARG_1,                   "1"                             },
1701   { CA_ARG_2,                   "2"                             },
1702   { CA_ARG_3,                   "3"                             },
1703   { CA_ARG_4,                   "4"                             },
1704   { CA_ARG_5,                   "5"                             },
1705   { CA_ARG_6,                   "6"                             },
1706   { CA_ARG_7,                   "7"                             },
1707   { CA_ARG_8,                   "8"                             },
1708   { CA_ARG_UNDEFINED,           " "                             },
1709   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1710   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1711   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1712
1713   { -1,                         NULL                            }
1714 };
1715
1716 static struct ValueTextInfo options_action_arg_envelope[] =
1717 {
1718   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1719   { CA_ARG_1,                   "1"                             },
1720   { CA_ARG_2,                   "2"                             },
1721   { CA_ARG_3,                   "3"                             },
1722   { CA_ARG_4,                   "4"                             },
1723   { CA_ARG_UNDEFINED,           " "                             },
1724   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1725   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1726   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1727
1728   { -1,                         NULL                            }
1729 };
1730
1731 static struct ValueTextInfo options_action_arg_speed[] =
1732 {
1733   { CA_ARG_SPEED_HEADLINE,      "[speed]"                       },
1734   { CA_ARG_SPEED_VERY_SLOW,     "very slow"                     },
1735   { CA_ARG_SPEED_SLOW,          "slow"                          },
1736   { CA_ARG_SPEED_NORMAL,        "normal"                        },
1737   { CA_ARG_SPEED_FAST,          "fast"                          },
1738   { CA_ARG_SPEED_VERY_FAST,     "very fast"                     },
1739   { CA_ARG_SPEED_EVEN_FASTER,   "ultrafast"                     },
1740   { CA_ARG_UNDEFINED,           " "                             },
1741   { CA_ARG_SPEED_SLOWER,        "slower"                        },
1742   { CA_ARG_SPEED_FASTER,        "faster"                        },
1743   { CA_ARG_UNDEFINED,           " "                             },
1744   { CA_ARG_SPEED_RESET,         "reset"                         },
1745
1746   { -1,                         NULL                            }
1747 };
1748
1749 static struct ValueTextInfo options_action_arg_gravity[] =
1750 {
1751   { CA_ARG_GRAVITY_HEADLINE,    "[gravity]"                     },
1752   { CA_ARG_GRAVITY_ON,          "on"                            },
1753   { CA_ARG_GRAVITY_OFF,         "off"                           },
1754   { CA_ARG_GRAVITY_TOGGLE,      "toggle"                        },
1755
1756   { -1,                         NULL                            }
1757 };
1758
1759 static struct ValueTextInfo options_action_arg_direction[] =
1760 {
1761   { CA_ARG_DIRECTION_HEADLINE,  "[dir.]"                        },
1762   { CA_ARG_DIRECTION_NONE,      "none"                          },
1763   { CA_ARG_DIRECTION_LEFT,      "left"                          },
1764   { CA_ARG_DIRECTION_RIGHT,     "right"                         },
1765   { CA_ARG_DIRECTION_UP,        "up"                            },
1766   { CA_ARG_DIRECTION_DOWN,      "down"                          },
1767   { CA_ARG_DIRECTION_TRIGGER,   "trigger"                       },
1768
1769   { -1,                         NULL                            }
1770 };
1771
1772 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1773 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1774 {
1775   { -1,                         NULL                            }
1776 };
1777
1778 static struct ValueTextInfo options_group_choice_mode[] =
1779 {
1780   { ANIM_RANDOM,                "random"                        },
1781   { ANIM_LOOP,                  "loop"                          },
1782   { ANIM_LINEAR,                "linear"                        },
1783   { ANIM_PINGPONG,              "pingpong"                      },
1784   { ANIM_PINGPONG2,             "pingpong 2"                    },
1785
1786   { -1,                         NULL                            }
1787 };
1788
1789 static struct ValueTextInfo *action_arg_modes[] =
1790 {
1791   options_action_mode_none,
1792   options_action_mode_set,
1793   options_action_mode_calc,
1794 };
1795
1796 static struct
1797 {
1798   int value;
1799   int mode;
1800   struct ValueTextInfo *options;
1801 }
1802 action_arg_options[] =
1803 {
1804   { CA_NO_ACTION,               0,      options_action_arg_none,        },
1805   { CA_EXIT_PLAYER,             0,      options_action_arg_player,      },
1806   { CA_KILL_PLAYER,             0,      options_action_arg_player,      },
1807   { CA_RESTART_LEVEL,           0,      options_action_arg_none,        },
1808   { CA_SHOW_ENVELOPE,           0,      options_action_arg_envelope,    },
1809   { CA_ADD_KEY,                 0,      options_action_arg_key,         },
1810   { CA_REMOVE_KEY,              0,      options_action_arg_key,         },
1811   { CA_SET_PLAYER_SPEED,        1,      options_action_arg_speed,       },
1812   { CA_SET_LEVEL_GEMS,          2,      options_action_arg_number,      },
1813   { CA_SET_LEVEL_TIME,          2,      options_action_arg_number,      },
1814   { CA_SET_LEVEL_SCORE,         2,      options_action_arg_number,      },
1815   { CA_SET_CE_SCORE,            2,      options_action_arg_number,      },
1816   { CA_SET_CE_VALUE,            2,      options_action_arg_number,      },
1817   { CA_SET_PLAYER_GRAVITY,      1,      options_action_arg_gravity,     },
1818   { CA_SET_WIND_DIRECTION,      1,      options_action_arg_direction,   },
1819
1820   { -1,                         FALSE,  NULL                            }
1821 };
1822
1823 static struct
1824 {
1825   int x, y;
1826   int gadget_id;
1827   int gadget_id_align;
1828   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1829   struct ValueTextInfo *options;
1830   int *value;
1831   char *text_left, *text_right, *infotext;
1832 } selectbox_info[ED_NUM_SELECTBOX] =
1833 {
1834   /* ---------- level and editor settings ---------------------------------- */
1835
1836   {
1837     -1,                                 ED_LEVEL_SETTINGS_YPOS(8),
1838     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1839     -1,
1840     options_time_or_steps,
1841     &level.use_step_counter,
1842     NULL, "(0 => no limit)",            "time or step limit"
1843   },
1844   {
1845     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1846     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
1847     -1,
1848     options_game_engine_type,
1849     &level.game_engine_type,
1850     "game engine:", NULL,               "game engine"
1851   },
1852   {
1853     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(12),
1854     GADGET_ID_WIND_DIRECTION,           GADGET_ID_NONE,
1855     -1,
1856     options_wind_direction,
1857     &level.wind_direction_initial,
1858     "initial wind direction:", NULL,    "initial wind direction"
1859   },
1860
1861   /* ---------- element settings: configure (several elements) ------------- */
1862
1863   /* ---------- element settings: configure 1 (custom elements) ------------ */
1864
1865   {
1866     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1867     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1868     -1,
1869     options_access_type,
1870     &custom_element.access_type,
1871     NULL, NULL,                         "type of access to this field"
1872   },
1873   {
1874     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1875     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1876     -1,
1877     options_access_layer,
1878     &custom_element.access_layer,
1879     NULL, NULL,                         "layer of access for this field"
1880   },
1881   {
1882     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
1883     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1884     -1,
1885     options_access_protected,
1886     &custom_element.access_protected,
1887     NULL, NULL,                         "protected access for this field"
1888   },
1889   {
1890     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1891     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1892     -1,
1893     options_access_direction,
1894     &custom_element.access_direction,
1895     "from", NULL,                       "access direction for this field"
1896   },
1897   {
1898     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1899     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1900     -1,
1901     options_walk_to_action,
1902     &custom_element.walk_to_action,
1903     NULL, NULL,                         "diggable/collectible/pushable"
1904   },
1905
1906   /* ---------- element settings: configure 2 (custom elements) ------------ */
1907
1908   {
1909     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
1910     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1911     -1,
1912     options_move_pattern,
1913     &custom_element.move_pattern,
1914     "can move", NULL,                   "element move pattern"
1915   },
1916   {
1917     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
1918     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1919     -1,
1920     options_move_direction,
1921     &custom_element.move_direction_initial,
1922     "starts moving", NULL,              "initial element move direction"
1923   },
1924   {
1925     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
1926     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1927     -1,
1928     options_move_stepsize,
1929     &custom_element.move_stepsize,
1930     "move/fall speed", NULL,            "speed of element movement"
1931   },
1932   {
1933     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
1934     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1935     -1,
1936     options_move_leave_type,
1937     &custom_element.move_leave_type,
1938     "can dig:    can", ":",             "leave behind or change element"
1939   },
1940   {
1941     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1942     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1943     -1,
1944     options_smash_targets,
1945     &custom_element.smash_targets,
1946     "can smash", NULL,                  "elements that can be smashed"
1947   },
1948   {
1949     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1950     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1951     -1,
1952     options_slippery_type,
1953     &custom_element.slippery_type,
1954     "slippery", NULL,                   "where other elements fall down"
1955   },
1956   {
1957     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
1958     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1959     -1,
1960     options_deadliness,
1961     &custom_element.deadliness,
1962     "deadly when", NULL,                "deadliness of element"
1963   },
1964   {
1965     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
1966     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
1967     -1,
1968     options_explosion_type,
1969     &custom_element.explosion_type,
1970     "can explode", NULL,                "explosion type"
1971   },
1972
1973   /* ---------- element settings: advanced (custom elements) --------------- */
1974
1975   {
1976     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
1977     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1978     -1,
1979     options_time_units,
1980     &custom_element_change.delay_frames,
1981     "delay time given in", NULL,        "delay time units for change"
1982   },
1983   {
1984     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
1985     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1986     -1,
1987     options_change_direct_action,
1988     &custom_element_change.direct_action,
1989     NULL, NULL,                         "type of direct action"
1990   },
1991   {
1992     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
1993     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1994     -1,
1995     options_change_other_action,
1996     &custom_element_change.other_action,
1997     NULL, "element:",                   "type of other element action"
1998   },
1999   {
2000     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
2001     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
2002     -1,
2003     options_change_trigger_side,
2004     &custom_element_change.trigger_side,
2005     "at", "side",                       "element side that causes change"
2006   },
2007   {
2008     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2009     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
2010     -1,
2011     options_change_trigger_player,
2012     &custom_element_change.trigger_player,
2013     "player:", " ",                     "player that causes change"
2014   },
2015   {
2016     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2017     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
2018     -1,
2019     options_change_trigger_page,
2020     &custom_element_change.trigger_page,
2021     "page:", NULL,                      "change page that causes change"
2022   },
2023   {
2024     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
2025     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
2026     -1,
2027     options_change_replace_when,
2028     &custom_element_change.replace_when,
2029     "replace when", NULL,               "which elements can be replaced"
2030   },
2031   {
2032     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
2033     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
2034     -1,
2035     options_action_type,
2036     &custom_element_change.action_type,
2037     NULL, NULL,                         "action on specified condition"
2038   },
2039   {
2040     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2041     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
2042     -1,
2043     options_action_mode_none,
2044     &custom_element_change.action_mode,
2045     NULL, NULL,                         "action operator"
2046   },
2047   {
2048     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2049     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
2050     -1,
2051     options_action_arg_none,
2052     &custom_element_change.action_arg,
2053     NULL, NULL,                         "action parameter"
2054   },
2055   {
2056     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
2057     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
2058     3,
2059     options_change_page,
2060     &custom_element.current_change_page,
2061     NULL, NULL,                         "element change page"
2062   },
2063
2064   /* ---------- element settings: configure (group elements) --------------- */
2065
2066   {
2067     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2068     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
2069     -1,
2070     options_group_choice_mode,
2071     &group_element_info.choice_mode,
2072     "choice type:", NULL,               "type of group element choice"
2073   },
2074 };
2075
2076 static struct
2077 {
2078   int x, y;
2079   int gadget_id;
2080   int gadget_id_align;
2081   int size;
2082   char *text;
2083   char *text_left, *text_right, *infotext;
2084 } textbutton_info[ED_NUM_TEXTBUTTONS] =
2085 {
2086   {
2087     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
2088     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
2089     8,                                  "Info",
2090     NULL, NULL,                         "Show information about element"
2091   },
2092   {
2093     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
2094     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
2095     8,                                  "Config",
2096     NULL, NULL,                         "Configure element properties"
2097   },
2098   {
2099     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
2100     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
2101     8,                                  "Config 1",
2102     NULL, NULL,                         "Configure custom element properties"
2103   },
2104   {
2105     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
2106     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
2107     8,                                  "Config 2",
2108     NULL, NULL,                         "Configure custom element properties"
2109   },
2110   {
2111     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
2112     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
2113     8,                                  "Change",
2114     NULL, NULL,                         "Custom element change configuration"
2115   },
2116   {
2117     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2118     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
2119     -1,                                 "Save",
2120     " ", "As Template",                 "Save current settings as new template"
2121   },
2122   {
2123     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2124     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
2125     -1,                                 "New",
2126     NULL, NULL,                         "Add new change page"
2127   },
2128   {
2129     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2130     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
2131     -1,                                 "Delete",
2132     NULL, NULL,                         "Delete current change page"
2133   },
2134 };
2135
2136 static struct
2137 {
2138   int gd_x, gd_y;
2139   int x, y;
2140   int width, height;
2141   int gadget_id;
2142   int gadget_id_align;
2143   char *text_left, *text_right, *infotext;
2144 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
2145 {
2146   {
2147     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
2148     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
2149     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2150     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
2151     NULL, NULL,                         "select previous change page"
2152   },
2153   {
2154     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
2155     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2156     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2157     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
2158     NULL, "change page",                "select next change page"
2159   },
2160   {
2161     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
2162     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2163     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2164     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
2165     " ", NULL,                          "copy settings from this change page"
2166   },
2167   {
2168     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
2169     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2170     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2171     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
2172     NULL, NULL,                         "paste settings to this change page"
2173   },
2174 };
2175
2176 static struct
2177 {
2178   int gd_x, gd_y;
2179   int x, y;
2180   int gadget_id;
2181   char *infotext;
2182 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2183 {
2184   {
2185     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
2186     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
2187     GADGET_ID_SCROLL_UP,
2188     "scroll level editing area up"
2189   },
2190   {
2191     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
2192     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
2193     GADGET_ID_SCROLL_DOWN,
2194     "scroll level editing area down"
2195   },
2196   {
2197     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
2198     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
2199     GADGET_ID_SCROLL_LEFT,
2200     "scroll level editing area left"
2201   },
2202   {
2203     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
2204     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
2205     GADGET_ID_SCROLL_RIGHT,
2206     "scroll level editing area right"
2207   },
2208   {
2209     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
2210     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
2211     GADGET_ID_SCROLL_LIST_UP,
2212     "scroll element list up ('Page Up')"
2213   },
2214   {
2215     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2216     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2217     GADGET_ID_SCROLL_LIST_DOWN,
2218     "scroll element list down ('Page Down')"
2219   },
2220 };
2221
2222 static struct
2223 {
2224   int gd_x, gd_y;
2225   int x, y;
2226   int width, height;
2227   int type;
2228   int gadget_id;
2229   char *infotext;
2230 } scrollbar_info[ED_NUM_SCROLLBARS] =
2231 {
2232   {
2233     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2234     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2235     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2236     GD_TYPE_SCROLLBAR_HORIZONTAL,
2237     GADGET_ID_SCROLL_HORIZONTAL,
2238     "scroll level editing area horizontally"
2239   },
2240   {
2241     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2242     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2243     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2244     GD_TYPE_SCROLLBAR_VERTICAL,
2245     GADGET_ID_SCROLL_VERTICAL,
2246     "scroll level editing area vertically"
2247   },
2248   {
2249     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2250     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2251     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2252     GD_TYPE_SCROLLBAR_VERTICAL,
2253     GADGET_ID_SCROLL_LIST_VERTICAL,
2254     "scroll element list vertically"
2255   }
2256 };
2257
2258 static struct
2259 {
2260   int x, y;
2261   int gadget_id;
2262   int gadget_id_align;
2263   int radio_button_nr;
2264   int *value;
2265   int checked_value;
2266   char *text_left, *text_right, *infotext;
2267 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2268 {
2269   {
2270     -1,                                 ED_COUNTER2_YPOS(8),
2271     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2272     RADIO_NR_RANDOM_ELEMENTS,
2273     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2274     " ", "percentage",                  "use percentage for random elements"
2275   },
2276   {
2277     -1,                                 ED_COUNTER2_YPOS(8),
2278     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2279     RADIO_NR_RANDOM_ELEMENTS,
2280     &random_placement_method,           RANDOM_USE_QUANTITY,
2281     " ", "quantity",                    "use quantity for random elements"
2282   }
2283 };
2284
2285 static struct
2286 {
2287   int x, y;
2288   int gadget_id;
2289   int gadget_id_align;
2290   boolean *value;
2291   char *text_left, *text_right, *infotext;
2292 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2293 {
2294   /* ---------- level and editor settings ---------------------------------- */
2295
2296   {
2297     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2298     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2299     &level.initial_gravity,
2300     NULL,
2301     "initial gravity",                  "set initial level gravity"
2302   },
2303   {
2304     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2305     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2306     &random_placement_background_restricted,
2307     NULL,
2308     "restrict random placement to:",    "set random placement restriction"
2309   },
2310
2311   /* ---------- element settings: configure (various elements) ------------- */
2312
2313   {
2314     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2315     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2316     &stick_element_properties_window,
2317     NULL,
2318     "stick this screen to edit content","stick this screen to edit content"
2319   },
2320   {
2321     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2322     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2323     &level.em_slippery_gems,
2324     NULL,
2325     "slip down from certain flat walls","use EM style slipping behaviour"
2326   },
2327   {
2328     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2329     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2330     &level.use_spring_bug,
2331     NULL,
2332     "use spring pushing bug",           "use odd spring pushing behaviour"
2333   },
2334   {
2335     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2336     GADGET_ID_USE_TIME_ORB_BUG,         GADGET_ID_NONE,
2337     &level.use_time_orb_bug,
2338     NULL,
2339     "use time orb bug",                 "use odd time orb behaviour"
2340   },
2341   {
2342     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2343     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2344     &level.grow_into_diggable,
2345     NULL,
2346     "can grow into anything diggable",  "grow into more than just sand"
2347   },
2348   {
2349     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2350     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
2351     &level.double_speed,
2352     NULL,
2353     "double speed movement",            "set initial movement speed of player"
2354   },
2355   {
2356     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2357     GADGET_ID_BLOCK_SNAP_FIELD,         GADGET_ID_NONE,
2358     &level.block_snap_field,
2359     NULL,
2360     "block snap field when snapping",   "use snapping delay to show animation"
2361   },
2362   {
2363     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2364     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2365     &level.block_last_field,
2366     NULL,
2367     "block last field when moving",     "player blocks last field when moving"
2368   },
2369   {
2370     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2371     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2372     &level.sp_block_last_field,
2373     NULL,
2374     "block last field when moving",     "player blocks last field when moving"
2375   },
2376   {
2377     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2378     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2379     &level.instant_relocation,
2380     NULL,
2381     "no scrolling when relocating",     "player gets relocated without delay"
2382   },
2383   {
2384     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2385     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2386     &level.can_pass_to_walkable,
2387     NULL,
2388     "can pass to walkable element",     "player can pass to empty or walkable"
2389   },
2390   {
2391     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2392     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2393     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2394     NULL,
2395     "can fall into acid (with gravity)","player can fall into acid pool"
2396   },
2397   {
2398     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2399     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2400     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2401     NULL,
2402     "can move into acid",               "element can move into acid pool"
2403   },
2404   {
2405     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2406     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2407     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2408     NULL,
2409     "deadly when colliding with",       "element is deadly when hitting player"
2410   },
2411
2412   /* ---------- element settings: configure 1 (custom elements) ----------- */
2413
2414   {
2415     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2416     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2417     &custom_element.use_gfx_element,
2418
2419     /* !!! add separate "use existing element sound" !!! */
2420 #if 0
2421     NULL, "use graphic/sound of element:", "use existing graphic and sound"
2422 #else
2423     NULL, "use graphic of element:",    "use existing element graphic"
2424 #endif
2425   },
2426   {
2427     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2428     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2429     &level.use_custom_template,
2430     NULL, "use template",               "use template for custom properties"
2431   },
2432   {
2433     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2434     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2435     &custom_element_properties[EP_ACCESSIBLE],
2436     NULL, NULL,                         "player can walk to or pass this field"
2437   },
2438   {
2439     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2440     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2441     &custom_element_properties[EP_GRAVITY_REACHABLE],
2442     NULL, "reachable despite gravity",  "player can walk/dig despite gravity"
2443   },
2444   {
2445     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2446     GADGET_ID_CUSTOM_USE_LAST_VALUE,    GADGET_ID_NONE,
2447     &custom_element.use_last_ce_value,
2448     NULL, "use last CE value after change", "use last CE value after change"
2449   },
2450   {
2451     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2452     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2453     &custom_element_properties[EP_WALK_TO_OBJECT],
2454     NULL, NULL,                         "player can dig/collect/push element"
2455   },
2456   {
2457     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2458     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2459     &custom_element_properties[EP_INDESTRUCTIBLE],
2460     NULL, "indestructible",             "element is indestructible"
2461   },
2462
2463   /* ---------- element settings: configure 2 (custom elements) ----------- */
2464
2465   {
2466     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2467     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2468     &custom_element_properties[EP_CAN_MOVE],
2469     NULL, NULL,                         "element can move with some pattern"
2470   },
2471   {
2472     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2473     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2474     &custom_element_properties[EP_CAN_FALL],
2475     NULL, "can fall",                   "element can fall down"
2476   },
2477   {
2478     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2479     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2480     &custom_element_properties[EP_CAN_SMASH],
2481     " ", NULL,                          "element can smash other elements"
2482   },
2483   {
2484     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2485     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2486     &custom_element_properties[EP_SLIPPERY],
2487     NULL, NULL,                         "other elements can fall down from it"
2488   },
2489   {
2490     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2491     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2492     &custom_element_properties[EP_DEADLY],
2493     NULL, NULL,                         "element can kill the player"
2494   },
2495   {
2496     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2497     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2498     &custom_element_properties[EP_CAN_EXPLODE],
2499     NULL, NULL,                         "element can explode"
2500   },
2501   {
2502     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2503     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2504     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2505     NULL, "by fire",                    "element can explode by fire/explosion"
2506   },
2507   {
2508     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2509     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2510     &custom_element_properties[EP_EXPLODES_SMASHED],
2511     " ", "smashed",                     "element can explode when smashed"
2512   },
2513   {
2514     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2515     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2516     &custom_element_properties[EP_EXPLODES_IMPACT],
2517     " ", "impact",                      "element can explode on impact"
2518   },
2519
2520   /* ---------- element settings: advanced (custom elements) --------------- */
2521
2522   {
2523     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2524     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2525     &custom_element_change.can_change,
2526     NULL, "element changes to:",        "change element on specified condition"
2527   },
2528   {
2529     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2530     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2531     &custom_element_change_events[CE_DELAY],
2532     NULL, NULL,                         "element changes after delay"
2533   },
2534   {
2535     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2536     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2537     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2538     NULL, NULL,                         "element changes by direct action"
2539   },
2540   {
2541     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2542     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2543     &custom_element_change_events[CE_BY_OTHER_ACTION],
2544     NULL, NULL,                         "element changes by other element"
2545   },
2546   {
2547     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2548     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2549     &custom_element_change.explode,
2550     NULL, "explode instead of change",  "element explodes instead of change"
2551   },
2552   {
2553     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2554     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2555     &custom_element_change.use_target_content,
2556     NULL, "use extended change target:","element changes to more elements"
2557   },
2558   {
2559     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2560     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2561     &custom_element_change.only_if_complete,
2562     NULL, "replace all or nothing",     "only replace when all can be changed"
2563   },
2564   {
2565     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2566     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2567     &custom_element_change.use_random_replace,
2568     NULL, NULL,                         "use percentage for random replace"
2569   },
2570   {
2571     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2572     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2573     &custom_element_change.has_action,
2574     NULL, NULL,                         "execute action on specified condition"
2575   },
2576 };
2577
2578 static struct
2579 {
2580   int x, y;
2581   int area_xsize, area_ysize;
2582   int gadget_id;
2583   int gadget_id_align;
2584   char *text_left, *text_right, *text_below;
2585 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2586 {
2587   /* ---------- level playfield content ------------------------------------ */
2588
2589   {
2590     0, 0,
2591     MAX_ED_FIELDX, MAX_ED_FIELDY,
2592     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2593     NULL, NULL,                         NULL
2594   },
2595
2596   /* ---------- yam yam content -------------------------------------------- */
2597
2598   {
2599     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2600     3, 3,
2601     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2602     NULL, NULL,                         "1"
2603   },
2604   {
2605     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2606     3, 3,
2607     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2608     NULL, NULL,                         "2"
2609   },
2610   {
2611     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2612     3, 3,
2613     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2614     NULL, NULL,                         "3"
2615   },
2616   {
2617     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2618     3, 3,
2619     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2620     NULL, NULL,                         "4"
2621   },
2622   {
2623     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2624     3, 3,
2625     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2626     NULL, NULL,                         "5"
2627   },
2628   {
2629     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2630     3, 3,
2631     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2632     NULL, NULL,                         "6"
2633   },
2634   {
2635     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2636     3, 3,
2637     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2638     NULL, NULL,                         "7"
2639   },
2640   {
2641     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2642     3, 3,
2643     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2644     NULL, NULL,                         "8"
2645   },
2646
2647   /* ---------- magic ball content ----------------------------------------- */
2648
2649   {
2650     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2651     3, 3,
2652     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2653     NULL, NULL,                         "1"
2654   },
2655   {
2656     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
2657     3, 3,
2658     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
2659     NULL, NULL,                         "2"
2660   },
2661   {
2662     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
2663     3, 3,
2664     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
2665     NULL, NULL,                         "3"
2666   },
2667   {
2668     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
2669     3, 3,
2670     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
2671     NULL, NULL,                         "4"
2672   },
2673   {
2674     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
2675     3, 3,
2676     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
2677     NULL, NULL,                         "5"
2678   },
2679   {
2680     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
2681     3, 3,
2682     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
2683     NULL, NULL,                         "6"
2684   },
2685   {
2686     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
2687     3, 3,
2688     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
2689     NULL, NULL,                         "7"
2690   },
2691   {
2692     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
2693     3, 3,
2694     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
2695     NULL, NULL,                         "8"
2696   },
2697
2698   /* ---------- amoeba content --------------------------------------------- */
2699
2700   {
2701     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
2702     1, 1,
2703     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2704     "content:", NULL,                   NULL
2705   },
2706
2707   /* ---------- element settings: configure 1 (custom elements) ----------- */
2708
2709   /* ---------- custom graphic --------------------------------------------- */
2710
2711   {
2712     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2713     1, 1,
2714     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2715     NULL, NULL,                         NULL
2716   },
2717
2718   /* ---------- element settings: configure 2 (custom elements) ----------- */
2719
2720   /* ---------- custom content (when exploding) ---------------------------- */
2721
2722   {
2723     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2724     3, 3,
2725     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2726     "content:", NULL,                   NULL
2727   },
2728
2729   /* ---------- custom enter and leave element (when moving) --------------- */
2730
2731   {
2732     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
2733     1, 1,
2734     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2735     "can dig:", " ",                    NULL
2736   },
2737   {
2738     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
2739     1, 1,
2740     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2741     NULL, NULL,                         NULL
2742   },
2743
2744   /* ---------- element settings: advanced (custom elements) --------------- */
2745
2746   /* ---------- custom change target --------------------------------------- */
2747
2748   {
2749     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
2750     1, 1,
2751     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2752     NULL, "after/when:",                NULL
2753   },
2754
2755   /* ---------- custom change content (extended change target) ------------- */
2756
2757   {
2758     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
2759     3, 3,
2760     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2761     NULL, NULL,                         NULL
2762   },
2763
2764   /* ---------- custom change trigger (element causing change) ------------- */
2765
2766   {
2767     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
2768     1, 1,
2769     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2770     NULL, NULL,                         NULL
2771   },
2772
2773   /* ---------- group element content -------------------------------------- */
2774
2775   {
2776     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
2777     MAX_ELEMENTS_IN_GROUP, 1,
2778     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2779     "content:", NULL,                   NULL
2780   },
2781
2782   /* ---------- random background (for random painting) -------------------- */
2783
2784   {
2785     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2786     1, 1,
2787     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2788     NULL, NULL,                         NULL
2789   },
2790 };
2791
2792
2793 /*
2794   -----------------------------------------------------------------------------
2795   some internally used variables
2796   -----------------------------------------------------------------------------
2797 */
2798
2799 /* actual size of level editor drawing area */
2800 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2801
2802 /* actual position of level editor drawing area in level playfield */
2803 static int level_xpos = -1, level_ypos = -1;
2804
2805 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2806
2807 /* drawing elements on the three mouse buttons */
2808 static int new_element1 = EL_WALL;
2809 static int new_element2 = EL_EMPTY;
2810 static int new_element3 = EL_SAND;
2811
2812 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
2813 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2814                                 (button) == 2 ? new_element2 : \
2815                                 (button) == 3 ? new_element3 : EL_EMPTY)
2816 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2817
2818 /* forward declaration for internal use */
2819 static void ModifyEditorCounterValue(int, int);
2820 static void ModifyEditorCounterLimits(int, int, int);
2821 static void ModifyEditorSelectboxValue(int, int);
2822 static void ModifyEditorSelectboxOptions(int, struct ValueTextInfo *);
2823 static void ModifyEditorDrawingArea(int, int, int);
2824 static void ModifyEditorElementList();
2825 static void RedrawDrawingElements();
2826 static void DrawDrawingWindow();
2827 static void DrawLevelInfoWindow();
2828 static void DrawPropertiesWindow();
2829 static void UpdateCustomElementGraphicGadgets();
2830 static boolean checkPropertiesConfig(int);
2831 static void CopyLevelToUndoBuffer(int);
2832 static void HandleDrawingAreas(struct GadgetInfo *);
2833 static void HandleCounterButtons(struct GadgetInfo *);
2834 static void HandleTextInputGadgets(struct GadgetInfo *);
2835 static void HandleTextAreaGadgets(struct GadgetInfo *);
2836 static void HandleSelectboxGadgets(struct GadgetInfo *);
2837 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2838 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2839 static void HandleRadiobuttons(struct GadgetInfo *);
2840 static void HandleCheckbuttons(struct GadgetInfo *);
2841 static void HandleControlButtons(struct GadgetInfo *);
2842 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2843
2844 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2845 static int right_gadget_border[NUM_EDITOR_GADGETS];
2846
2847 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2848 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2849 static boolean draw_with_brush = FALSE;
2850 static int properties_element = 0;
2851
2852 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2853 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2854 static int undo_buffer_position = 0;
2855 static int undo_buffer_steps = 0;
2856
2857 static int edit_mode;
2858 static int edit_mode_properties;
2859
2860 static int element_shift = 0;
2861
2862 static int editor_hl_boulderdash[] =
2863 {
2864   EL_CHAR('B'),
2865   EL_CHAR('O'),
2866   EL_CHAR('U'),
2867   EL_CHAR('L'),
2868
2869   EL_CHAR('-'),
2870   EL_CHAR('D'),
2871   EL_CHAR('E'),
2872   EL_CHAR('R'),
2873
2874   EL_CHAR('D'),
2875   EL_CHAR('A'),
2876   EL_CHAR('S'),
2877   EL_CHAR('H'),
2878 };
2879
2880 static int editor_el_boulderdash[] =
2881 {
2882   EL_PLAYER_1,
2883   EL_EMPTY,
2884   EL_SAND,
2885   EL_STEELWALL,
2886
2887   EL_BD_WALL,
2888   EL_BD_MAGIC_WALL,
2889   EL_EXIT_CLOSED,
2890   EL_EXIT_OPEN,
2891
2892   EL_BD_DIAMOND,
2893   EL_BD_BUTTERFLY_UP,
2894   EL_BD_FIREFLY_UP,
2895   EL_BD_ROCK,
2896
2897   EL_BD_BUTTERFLY_LEFT,
2898   EL_BD_FIREFLY_LEFT,
2899   EL_BD_BUTTERFLY_RIGHT,
2900   EL_BD_FIREFLY_RIGHT,
2901
2902   EL_BD_AMOEBA,
2903   EL_BD_BUTTERFLY_DOWN,
2904   EL_BD_FIREFLY_DOWN,
2905   EL_EMPTY,
2906 };
2907 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2908 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2909 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2910 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2911
2912 static int editor_hl_emerald_mine[] =
2913 {
2914   EL_CHAR('E'),
2915   EL_CHAR('M'),
2916   EL_CHAR('E'),
2917   EL_CHAR('-'),
2918
2919   EL_CHAR('R'),
2920   EL_CHAR('A'),
2921   EL_CHAR('L'),
2922   EL_CHAR('D'),
2923
2924   EL_CHAR('M'),
2925   EL_CHAR('I'),
2926   EL_CHAR('N'),
2927   EL_CHAR('E'),
2928 };
2929
2930 static int editor_el_emerald_mine[] =
2931 {
2932   EL_PLAYER_1,
2933   EL_PLAYER_2,
2934   EL_PLAYER_3,
2935   EL_PLAYER_4,
2936
2937   EL_PLAYER_1,
2938   EL_EMPTY,
2939   EL_SAND,
2940   EL_ROCK,
2941
2942   EL_STEELWALL,
2943   EL_WALL,
2944   EL_WALL_SLIPPERY,
2945   EL_MAGIC_WALL,
2946
2947   EL_EMERALD,
2948   EL_DIAMOND,
2949   EL_NUT,
2950   EL_BOMB,
2951
2952   EL_WALL_EMERALD,
2953   EL_WALL_DIAMOND,
2954   EL_QUICKSAND_EMPTY,
2955   EL_QUICKSAND_FULL,
2956
2957   EL_DYNAMITE,
2958   EL_DYNAMITE_ACTIVE,
2959   EL_EXIT_CLOSED,
2960   EL_EXIT_OPEN,
2961
2962   EL_YAMYAM,
2963   EL_BUG_UP,
2964   EL_SPACESHIP_UP,
2965   EL_ROBOT,
2966
2967   EL_BUG_LEFT,
2968   EL_SPACESHIP_LEFT,
2969   EL_BUG_RIGHT,
2970   EL_SPACESHIP_RIGHT,
2971
2972   EL_ROBOT_WHEEL,
2973   EL_BUG_DOWN,
2974   EL_SPACESHIP_DOWN,
2975   EL_INVISIBLE_WALL,
2976
2977   EL_ACID_POOL_TOPLEFT,
2978   EL_ACID,
2979   EL_ACID_POOL_TOPRIGHT,
2980   EL_EMPTY,
2981
2982   EL_ACID_POOL_BOTTOMLEFT,
2983   EL_ACID_POOL_BOTTOM,
2984   EL_ACID_POOL_BOTTOMRIGHT,
2985   EL_EMPTY,
2986
2987   EL_AMOEBA_DROP,
2988   EL_AMOEBA_DEAD,
2989   EL_AMOEBA_WET,
2990   EL_AMOEBA_DRY,
2991
2992   EL_EM_KEY_1,
2993   EL_EM_KEY_2,
2994   EL_EM_KEY_3,
2995   EL_EM_KEY_4,
2996
2997   EL_EM_GATE_1,
2998   EL_EM_GATE_2,
2999   EL_EM_GATE_3,
3000   EL_EM_GATE_4,
3001
3002   EL_EM_GATE_1_GRAY,
3003   EL_EM_GATE_2_GRAY,
3004   EL_EM_GATE_3_GRAY,
3005   EL_EM_GATE_4_GRAY,
3006 };
3007 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
3008 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
3009 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
3010 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
3011
3012 static int editor_hl_emerald_mine_club[] =
3013 {
3014   EL_CHAR('E'),
3015   EL_CHAR('M'),
3016   EL_CHAR('E'),
3017   EL_CHAR('-'),
3018
3019   EL_CHAR('R'),
3020   EL_CHAR('A'),
3021   EL_CHAR('L'),
3022   EL_CHAR('D'),
3023
3024   EL_CHAR('M'),
3025   EL_CHAR('I'),
3026   EL_CHAR('N'),
3027   EL_CHAR('E'),
3028
3029   EL_CHAR('C'),
3030   EL_CHAR('L'),
3031   EL_CHAR('U'),
3032   EL_CHAR('B'),
3033 };
3034
3035 static int editor_el_emerald_mine_club[] =
3036 {
3037   EL_EMC_KEY_5,
3038   EL_EMC_KEY_6,
3039   EL_EMC_KEY_7,
3040   EL_EMC_KEY_8,
3041
3042   EL_EMC_GATE_5,
3043   EL_EMC_GATE_6,
3044   EL_EMC_GATE_7,
3045   EL_EMC_GATE_8,
3046
3047   EL_EMC_GATE_5_GRAY,
3048   EL_EMC_GATE_6_GRAY,
3049   EL_EMC_GATE_7_GRAY,
3050   EL_EMC_GATE_8_GRAY,
3051
3052   EL_EMC_STEELWALL_1,
3053   EL_EMC_STEELWALL_2,
3054   EL_EMC_STEELWALL_3,
3055   EL_EMC_STEELWALL_4,
3056
3057   EL_EMC_WALL_13,
3058   EL_EMC_WALL_14,
3059   EL_EMC_WALL_15,
3060   EL_EMC_WALL_16,
3061
3062   EL_EMC_WALL_SLIPPERY_1,
3063   EL_EMC_WALL_SLIPPERY_2,
3064   EL_EMC_WALL_SLIPPERY_3,
3065   EL_EMC_WALL_SLIPPERY_4,
3066
3067   EL_EMC_WALL_1,
3068   EL_EMC_WALL_2,
3069   EL_EMC_WALL_3,
3070   EL_EMC_WALL_4,
3071
3072   EL_EMC_WALL_5,
3073   EL_EMC_WALL_6,
3074   EL_EMC_WALL_7,
3075   EL_EMC_WALL_8,
3076
3077   EL_EMC_WALL_9,
3078   EL_EMC_WALL_10,
3079   EL_EMC_WALL_11,
3080   EL_EMC_WALL_12,
3081
3082 #if RELEASE_3_1_2
3083   EL_EMPTY,
3084 #else
3085   EL_EMC_ANDROID,
3086 #endif
3087   EL_BALLOON,
3088   EL_BALLOON_SWITCH_ANY,
3089 #if RELEASE_3_1_2
3090   EL_EMPTY,
3091 #else
3092   EL_BALLOON_SWITCH_NONE,
3093 #endif
3094
3095   EL_BALLOON_SWITCH_LEFT,
3096   EL_BALLOON_SWITCH_RIGHT,
3097   EL_BALLOON_SWITCH_UP,
3098   EL_BALLOON_SWITCH_DOWN,
3099
3100   EL_EMC_GRASS,
3101   EL_EMC_PLANT,
3102 #if RELEASE_3_1_2
3103   EL_EMPTY,
3104   EL_EMPTY,
3105 #else
3106   EL_EMC_LENSES,
3107   EL_EMC_MAGNIFIER,
3108 #endif
3109
3110 #if RELEASE_3_1_2
3111   EL_EMPTY,
3112   EL_EMPTY,
3113 #else
3114   EL_EMC_MAGIC_BALL,
3115   EL_EMC_MAGIC_BALL_SWITCH,
3116 #endif
3117   EL_SPRING,
3118 #if RELEASE_3_1_2
3119   EL_EMPTY,
3120 #else
3121   EL_EMC_SPRING_BUMPER,
3122 #endif
3123
3124 #if RELEASE_3_1_2
3125   EL_EMPTY,
3126 #else
3127   EL_EMC_DRIPPER,
3128 #endif
3129   EL_EMC_FAKE_GRASS,
3130   EL_EMPTY,
3131   EL_EMPTY,
3132 };
3133 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
3134 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
3135 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
3136 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
3137
3138 static int editor_hl_more[] =
3139 {
3140   EL_CHAR('M'),
3141   EL_CHAR('O'),
3142   EL_CHAR('R'),
3143   EL_CHAR('E'),
3144 };
3145
3146 static int editor_el_more[] =
3147 {
3148   EL_KEY_1,
3149   EL_KEY_2,
3150   EL_KEY_3,
3151   EL_KEY_4,
3152
3153   EL_GATE_1,
3154   EL_GATE_2,
3155   EL_GATE_3,
3156   EL_GATE_4,
3157
3158   EL_GATE_1_GRAY,
3159   EL_GATE_2_GRAY,
3160   EL_GATE_3_GRAY,
3161   EL_GATE_4_GRAY,
3162
3163   EL_ARROW_LEFT,
3164   EL_ARROW_RIGHT,
3165   EL_ARROW_UP,
3166   EL_ARROW_DOWN,
3167
3168   EL_AMOEBA_FULL,
3169   EL_EMERALD_YELLOW,
3170   EL_EMERALD_RED,
3171   EL_EMERALD_PURPLE,
3172
3173   EL_WALL_BD_DIAMOND,
3174   EL_WALL_EMERALD_YELLOW,
3175   EL_WALL_EMERALD_RED,
3176   EL_WALL_EMERALD_PURPLE,
3177
3178   EL_GAME_OF_LIFE,
3179   EL_PACMAN_UP,
3180   EL_TIME_ORB_FULL,
3181   EL_TIME_ORB_EMPTY,
3182
3183   EL_PACMAN_LEFT,
3184   EL_DARK_YAMYAM,
3185   EL_PACMAN_RIGHT,
3186   EL_EXPANDABLE_WALL,
3187
3188   EL_BIOMAZE,
3189   EL_PACMAN_DOWN,
3190   EL_LAMP,
3191   EL_LAMP_ACTIVE,
3192
3193   EL_DYNABOMB_INCREASE_NUMBER,
3194   EL_DYNABOMB_INCREASE_SIZE,
3195   EL_DYNABOMB_INCREASE_POWER,
3196   EL_STONEBLOCK,
3197
3198   EL_MOLE,
3199   EL_PENGUIN,
3200   EL_PIG,
3201   EL_DRAGON,
3202
3203   EL_BUG,
3204   EL_MOLE_UP,
3205   EL_BD_BUTTERFLY,
3206   EL_BD_FIREFLY,
3207
3208   EL_MOLE_LEFT,
3209   EL_EMPTY,
3210   EL_MOLE_RIGHT,
3211   EL_PACMAN,
3212
3213   EL_SPACESHIP,
3214   EL_MOLE_DOWN,
3215   EL_EMPTY,
3216   EL_EMPTY,
3217
3218   EL_SATELLITE,
3219   EL_EXPANDABLE_WALL_HORIZONTAL,
3220   EL_EXPANDABLE_WALL_VERTICAL,
3221   EL_EXPANDABLE_WALL_ANY,
3222
3223   EL_INVISIBLE_STEELWALL,
3224   EL_INVISIBLE_WALL,
3225   EL_SPEED_PILL,
3226   EL_BLACK_ORB,
3227 };
3228 static int *editor_hl_more_ptr = editor_hl_more;
3229 static int *editor_el_more_ptr = editor_el_more;
3230 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
3231 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
3232
3233 static int editor_hl_sokoban[] =
3234 {
3235   EL_CHAR('S'),
3236   EL_CHAR('O'),
3237   EL_CHAR('K'),
3238   EL_CHAR('O'),
3239
3240   EL_CHAR('-'),
3241   EL_CHAR('B'),
3242   EL_CHAR('A'),
3243   EL_CHAR('N'),
3244 };
3245
3246 static int editor_el_sokoban[] =
3247 {
3248   EL_SOKOBAN_OBJECT,
3249   EL_SOKOBAN_FIELD_EMPTY,
3250   EL_SOKOBAN_FIELD_FULL,
3251   EL_SOKOBAN_FIELD_PLAYER,
3252 };
3253 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3254 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3255 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3256 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3257
3258 static int editor_hl_supaplex[] =
3259 {
3260   EL_CHAR('S'),
3261   EL_CHAR('U'),
3262   EL_CHAR('P'),
3263   EL_CHAR('A'),
3264
3265   EL_CHAR('P'),
3266   EL_CHAR('L'),
3267   EL_CHAR('E'),
3268   EL_CHAR('X'),
3269 };
3270
3271 static int editor_el_supaplex[] =
3272 {
3273 #if 1
3274   EL_EMPTY,
3275 #else
3276   EL_SP_EMPTY,
3277 #endif
3278   EL_SP_ZONK,
3279   EL_SP_BASE,
3280   EL_SP_MURPHY,
3281
3282   EL_SP_INFOTRON,
3283   EL_SP_CHIP_SINGLE,
3284   EL_SP_HARDWARE_GRAY,
3285   EL_SP_EXIT_CLOSED,
3286
3287   EL_SP_DISK_ORANGE,
3288   EL_SP_PORT_RIGHT,
3289   EL_SP_PORT_DOWN,
3290   EL_SP_PORT_LEFT,
3291
3292   EL_SP_PORT_UP,
3293   EL_SP_GRAVITY_PORT_RIGHT,
3294   EL_SP_GRAVITY_PORT_DOWN,
3295   EL_SP_GRAVITY_PORT_LEFT,
3296
3297   EL_SP_GRAVITY_PORT_UP,
3298   EL_SP_SNIKSNAK,
3299   EL_SP_DISK_YELLOW,
3300   EL_SP_TERMINAL,
3301
3302   EL_SP_DISK_RED,
3303   EL_SP_PORT_VERTICAL,
3304   EL_SP_PORT_HORIZONTAL,
3305   EL_SP_PORT_ANY,
3306
3307   EL_SP_ELECTRON,
3308   EL_SP_BUGGY_BASE,
3309   EL_SP_CHIP_LEFT,
3310   EL_SP_CHIP_RIGHT,
3311
3312   EL_SP_HARDWARE_BASE_1,
3313   EL_SP_HARDWARE_GREEN,
3314   EL_SP_HARDWARE_BLUE,
3315   EL_SP_HARDWARE_RED,
3316
3317   EL_SP_HARDWARE_YELLOW,
3318   EL_SP_HARDWARE_BASE_2,
3319   EL_SP_HARDWARE_BASE_3,
3320   EL_SP_HARDWARE_BASE_4,
3321
3322   EL_SP_HARDWARE_BASE_5,
3323   EL_SP_HARDWARE_BASE_6,
3324   EL_SP_CHIP_TOP,
3325   EL_SP_CHIP_BOTTOM,
3326 };
3327 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3328 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3329 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3330 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3331
3332 static int editor_hl_diamond_caves[] =
3333 {
3334   EL_CHAR('D'),
3335   EL_CHAR('I'),
3336   EL_CHAR('A'),
3337   EL_CHAR('-'),
3338
3339   EL_CHAR('M'),
3340   EL_CHAR('O'),
3341   EL_CHAR('N'),
3342   EL_CHAR('D'),
3343
3344   EL_CHAR('C'),
3345   EL_CHAR('A'),
3346   EL_CHAR('V'),
3347   EL_CHAR('E'),
3348
3349   EL_CHAR('S'),
3350   EL_CHAR(' '),
3351   EL_CHAR('I'),
3352   EL_CHAR('I'),
3353 };
3354
3355 static int editor_el_diamond_caves[] =
3356 {
3357   EL_PEARL,
3358   EL_CRYSTAL,
3359   EL_WALL_PEARL,
3360   EL_WALL_CRYSTAL,
3361
3362   EL_CONVEYOR_BELT_1_LEFT,
3363   EL_CONVEYOR_BELT_1_MIDDLE,
3364   EL_CONVEYOR_BELT_1_RIGHT,
3365   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3366
3367   EL_CONVEYOR_BELT_2_LEFT,
3368   EL_CONVEYOR_BELT_2_MIDDLE,
3369   EL_CONVEYOR_BELT_2_RIGHT,
3370   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3371
3372   EL_CONVEYOR_BELT_3_LEFT,
3373   EL_CONVEYOR_BELT_3_MIDDLE,
3374   EL_CONVEYOR_BELT_3_RIGHT,
3375   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3376
3377   EL_CONVEYOR_BELT_4_LEFT,
3378   EL_CONVEYOR_BELT_4_MIDDLE,
3379   EL_CONVEYOR_BELT_4_RIGHT,
3380   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3381
3382   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3383   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3384   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3385   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3386
3387   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3388   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3389   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3390   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3391
3392   EL_SWITCHGATE_OPEN,
3393   EL_SWITCHGATE_CLOSED,
3394   EL_SWITCHGATE_SWITCH_UP,
3395   EL_EMPTY,
3396
3397   EL_ENVELOPE_1,
3398   EL_ENVELOPE_2,
3399   EL_ENVELOPE_3,
3400   EL_ENVELOPE_4,
3401
3402   EL_TIMEGATE_CLOSED,
3403   EL_TIMEGATE_OPEN,
3404   EL_TIMEGATE_SWITCH,
3405   EL_EMPTY,
3406
3407   EL_LANDMINE,
3408   EL_INVISIBLE_SAND,
3409   EL_STEELWALL_SLIPPERY,
3410   EL_EMPTY,
3411
3412   EL_SIGN_EXCLAMATION,
3413   EL_SIGN_STOP,
3414   EL_LIGHT_SWITCH,
3415   EL_LIGHT_SWITCH_ACTIVE,
3416
3417   EL_SHIELD_NORMAL,
3418   EL_SHIELD_DEADLY,
3419   EL_EXTRA_TIME,
3420   EL_EMPTY,
3421 };
3422 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3423 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3424 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3425 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3426
3427 static int editor_hl_dx_boulderdash[] =
3428 {
3429   EL_CHAR('D'),
3430   EL_CHAR('X'),
3431   EL_CHAR('-'),
3432   EL_CHAR(' '),
3433
3434   EL_CHAR('B'),
3435   EL_CHAR('O'),
3436   EL_CHAR('U'),
3437   EL_CHAR('L'),
3438
3439   EL_CHAR('-'),
3440   EL_CHAR('D'),
3441   EL_CHAR('E'),
3442   EL_CHAR('R'),
3443
3444   EL_CHAR('D'),
3445   EL_CHAR('A'),
3446   EL_CHAR('S'),
3447   EL_CHAR('H'),
3448 };
3449
3450 static int editor_el_dx_boulderdash[] =
3451 {
3452   EL_EMPTY,
3453   EL_TUBE_RIGHT_DOWN,
3454   EL_TUBE_HORIZONTAL_DOWN,
3455   EL_TUBE_LEFT_DOWN,
3456
3457   EL_TUBE_HORIZONTAL,
3458   EL_TUBE_VERTICAL_RIGHT,
3459   EL_TUBE_ANY,
3460   EL_TUBE_VERTICAL_LEFT,
3461
3462   EL_TUBE_VERTICAL,
3463   EL_TUBE_RIGHT_UP,
3464   EL_TUBE_HORIZONTAL_UP,
3465   EL_TUBE_LEFT_UP,
3466
3467   EL_TRAP,
3468   EL_DX_SUPABOMB,
3469   EL_EMPTY,
3470   EL_EMPTY
3471 };
3472 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3473 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3474 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3475 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3476
3477 static int editor_hl_chars[] =
3478 {
3479   EL_CHAR('T'),
3480   EL_CHAR('E'),
3481   EL_CHAR('X'),
3482   EL_CHAR('T'),
3483 };
3484
3485 static int editor_el_chars[] =
3486 {
3487   EL_CHAR(' '),
3488   EL_CHAR('!'),
3489   EL_CHAR('"'),
3490   EL_CHAR('#'),
3491
3492   EL_CHAR('$'),
3493   EL_CHAR('%'),
3494   EL_CHAR('&'),
3495   EL_CHAR('\''),
3496
3497   EL_CHAR('('),
3498   EL_CHAR(')'),
3499   EL_CHAR('*'),
3500   EL_CHAR('+'),
3501
3502   EL_CHAR(','),
3503   EL_CHAR('-'),
3504   EL_CHAR('.'),
3505   EL_CHAR('/'),
3506
3507   EL_CHAR('0'),
3508   EL_CHAR('1'),
3509   EL_CHAR('2'),
3510   EL_CHAR('3'),
3511
3512   EL_CHAR('4'),
3513   EL_CHAR('5'),
3514   EL_CHAR('6'),
3515   EL_CHAR('7'),
3516
3517   EL_CHAR('8'),
3518   EL_CHAR('9'),
3519   EL_CHAR(':'),
3520   EL_CHAR(';'),
3521
3522   EL_CHAR('<'),
3523   EL_CHAR('='),
3524   EL_CHAR('>'),
3525   EL_CHAR('?'),
3526
3527   EL_CHAR('@'),
3528   EL_CHAR('A'),
3529   EL_CHAR('B'),
3530   EL_CHAR('C'),
3531
3532   EL_CHAR('D'),
3533   EL_CHAR('E'),
3534   EL_CHAR('F'),
3535   EL_CHAR('G'),
3536
3537   EL_CHAR('H'),
3538   EL_CHAR('I'),
3539   EL_CHAR('J'),
3540   EL_CHAR('K'),
3541
3542   EL_CHAR('L'),
3543   EL_CHAR('M'),
3544   EL_CHAR('N'),
3545   EL_CHAR('O'),
3546
3547   EL_CHAR('P'),
3548   EL_CHAR('Q'),
3549   EL_CHAR('R'),
3550   EL_CHAR('S'),
3551
3552   EL_CHAR('T'),
3553   EL_CHAR('U'),
3554   EL_CHAR('V'),
3555   EL_CHAR('W'),
3556
3557   EL_CHAR('X'),
3558   EL_CHAR('Y'),
3559   EL_CHAR('Z'),
3560   EL_CHAR('['),
3561
3562   EL_CHAR('\\'),
3563   EL_CHAR(']'),
3564   EL_CHAR('^'),
3565   EL_CHAR('_'),
3566
3567   EL_CHAR('©'),
3568   EL_CHAR('Ä'),
3569   EL_CHAR('Ö'),
3570   EL_CHAR('Ü'),
3571
3572   EL_CHAR('°'),
3573   EL_CHAR('®'),
3574   EL_CHAR(FONT_ASCII_CURSOR),
3575   EL_CHAR(' ')
3576 };
3577 static int *editor_hl_chars_ptr = editor_hl_chars;
3578 static int *editor_el_chars_ptr = editor_el_chars;
3579 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3580 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3581
3582 static int editor_hl_custom[] =
3583 {
3584   EL_CHAR('C'),
3585   EL_CHAR('U'),
3586   EL_CHAR('S'),
3587   EL_CHAR('-'),
3588
3589   EL_CHAR('T'),
3590   EL_CHAR('O'),
3591   EL_CHAR('M'),
3592   EL_CHAR(' '),
3593
3594   EL_CHAR('E'),
3595   EL_CHAR('L'),
3596   EL_CHAR('E'),
3597   EL_CHAR('M'),
3598
3599   EL_CHAR('E'),
3600   EL_CHAR('N'),
3601   EL_CHAR('T'),
3602   EL_CHAR('S'),
3603 };
3604
3605 static int editor_el_custom[] =
3606 {
3607   EL_CUSTOM_START + 0,
3608   EL_CUSTOM_START + 1,
3609   EL_CUSTOM_START + 2,
3610   EL_CUSTOM_START + 3,
3611
3612   EL_CUSTOM_START + 4,
3613   EL_CUSTOM_START + 5,
3614   EL_CUSTOM_START + 6,
3615   EL_CUSTOM_START + 7,
3616
3617   EL_CUSTOM_START + 8,
3618   EL_CUSTOM_START + 9,
3619   EL_CUSTOM_START + 10,
3620   EL_CUSTOM_START + 11,
3621
3622   EL_CUSTOM_START + 12,
3623   EL_CUSTOM_START + 13,
3624   EL_CUSTOM_START + 14,
3625   EL_CUSTOM_START + 15,
3626
3627   EL_CUSTOM_START + 16,
3628   EL_CUSTOM_START + 17,
3629   EL_CUSTOM_START + 18,
3630   EL_CUSTOM_START + 19,
3631
3632   EL_CUSTOM_START + 20,
3633   EL_CUSTOM_START + 21,
3634   EL_CUSTOM_START + 22,
3635   EL_CUSTOM_START + 23,
3636
3637   EL_CUSTOM_START + 24,
3638   EL_CUSTOM_START + 25,
3639   EL_CUSTOM_START + 26,
3640   EL_CUSTOM_START + 27,
3641
3642   EL_CUSTOM_START + 28,
3643   EL_CUSTOM_START + 29,
3644   EL_CUSTOM_START + 30,
3645   EL_CUSTOM_START + 31,
3646
3647   EL_CUSTOM_START + 32,
3648   EL_CUSTOM_START + 33,
3649   EL_CUSTOM_START + 34,
3650   EL_CUSTOM_START + 35,
3651
3652   EL_CUSTOM_START + 36,
3653   EL_CUSTOM_START + 37,
3654   EL_CUSTOM_START + 38,
3655   EL_CUSTOM_START + 39,
3656
3657   EL_CUSTOM_START + 40,
3658   EL_CUSTOM_START + 41,
3659   EL_CUSTOM_START + 42,
3660   EL_CUSTOM_START + 43,
3661
3662   EL_CUSTOM_START + 44,
3663   EL_CUSTOM_START + 45,
3664   EL_CUSTOM_START + 46,
3665   EL_CUSTOM_START + 47,
3666
3667   EL_CUSTOM_START + 48,
3668   EL_CUSTOM_START + 49,
3669   EL_CUSTOM_START + 50,
3670   EL_CUSTOM_START + 51,
3671
3672   EL_CUSTOM_START + 52,
3673   EL_CUSTOM_START + 53,
3674   EL_CUSTOM_START + 54,
3675   EL_CUSTOM_START + 55,
3676
3677   EL_CUSTOM_START + 56,
3678   EL_CUSTOM_START + 57,
3679   EL_CUSTOM_START + 58,
3680   EL_CUSTOM_START + 59,
3681
3682   EL_CUSTOM_START + 60,
3683   EL_CUSTOM_START + 61,
3684   EL_CUSTOM_START + 62,
3685   EL_CUSTOM_START + 63,
3686
3687   EL_CUSTOM_START + 64,
3688   EL_CUSTOM_START + 65,
3689   EL_CUSTOM_START + 66,
3690   EL_CUSTOM_START + 67,
3691
3692   EL_CUSTOM_START + 68,
3693   EL_CUSTOM_START + 69,
3694   EL_CUSTOM_START + 70,
3695   EL_CUSTOM_START + 71,
3696
3697   EL_CUSTOM_START + 72,
3698   EL_CUSTOM_START + 73,
3699   EL_CUSTOM_START + 74,
3700   EL_CUSTOM_START + 75,
3701
3702   EL_CUSTOM_START + 76,
3703   EL_CUSTOM_START + 77,
3704   EL_CUSTOM_START + 78,
3705   EL_CUSTOM_START + 79,
3706
3707   EL_CUSTOM_START + 80,
3708   EL_CUSTOM_START + 81,
3709   EL_CUSTOM_START + 82,
3710   EL_CUSTOM_START + 83,
3711
3712   EL_CUSTOM_START + 84,
3713   EL_CUSTOM_START + 85,
3714   EL_CUSTOM_START + 86,
3715   EL_CUSTOM_START + 87,
3716
3717   EL_CUSTOM_START + 88,
3718   EL_CUSTOM_START + 89,
3719   EL_CUSTOM_START + 90,
3720   EL_CUSTOM_START + 91,
3721
3722   EL_CUSTOM_START + 92,
3723   EL_CUSTOM_START + 93,
3724   EL_CUSTOM_START + 94,
3725   EL_CUSTOM_START + 95,
3726
3727   EL_CUSTOM_START + 96,
3728   EL_CUSTOM_START + 97,
3729   EL_CUSTOM_START + 98,
3730   EL_CUSTOM_START + 99,
3731
3732   EL_CUSTOM_START + 100,
3733   EL_CUSTOM_START + 101,
3734   EL_CUSTOM_START + 102,
3735   EL_CUSTOM_START + 103,
3736
3737   EL_CUSTOM_START + 104,
3738   EL_CUSTOM_START + 105,
3739   EL_CUSTOM_START + 106,
3740   EL_CUSTOM_START + 107,
3741
3742   EL_CUSTOM_START + 108,
3743   EL_CUSTOM_START + 109,
3744   EL_CUSTOM_START + 110,
3745   EL_CUSTOM_START + 111,
3746
3747   EL_CUSTOM_START + 112,
3748   EL_CUSTOM_START + 113,
3749   EL_CUSTOM_START + 114,
3750   EL_CUSTOM_START + 115,
3751
3752   EL_CUSTOM_START + 116,
3753   EL_CUSTOM_START + 117,
3754   EL_CUSTOM_START + 118,
3755   EL_CUSTOM_START + 119,
3756
3757   EL_CUSTOM_START + 120,
3758   EL_CUSTOM_START + 121,
3759   EL_CUSTOM_START + 122,
3760   EL_CUSTOM_START + 123,
3761
3762   EL_CUSTOM_START + 124,
3763   EL_CUSTOM_START + 125,
3764   EL_CUSTOM_START + 126,
3765   EL_CUSTOM_START + 127
3766 };
3767 static int *editor_hl_custom_ptr = editor_hl_custom;
3768 static int *editor_el_custom_ptr = editor_el_custom;
3769 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3770 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3771
3772 static int editor_hl_custom_more[] =
3773 {
3774 };
3775
3776 static int editor_el_custom_more[] =
3777 {
3778   EL_CUSTOM_START + 128,
3779   EL_CUSTOM_START + 129,
3780   EL_CUSTOM_START + 130,
3781   EL_CUSTOM_START + 131,
3782
3783   EL_CUSTOM_START + 132,
3784   EL_CUSTOM_START + 133,
3785   EL_CUSTOM_START + 134,
3786   EL_CUSTOM_START + 135,
3787
3788   EL_CUSTOM_START + 136,
3789   EL_CUSTOM_START + 137,
3790   EL_CUSTOM_START + 138,
3791   EL_CUSTOM_START + 139,
3792
3793   EL_CUSTOM_START + 140,
3794   EL_CUSTOM_START + 141,
3795   EL_CUSTOM_START + 142,
3796   EL_CUSTOM_START + 143,
3797
3798   EL_CUSTOM_START + 144,
3799   EL_CUSTOM_START + 145,
3800   EL_CUSTOM_START + 146,
3801   EL_CUSTOM_START + 147,
3802
3803   EL_CUSTOM_START + 148,
3804   EL_CUSTOM_START + 149,
3805   EL_CUSTOM_START + 150,
3806   EL_CUSTOM_START + 151,
3807
3808   EL_CUSTOM_START + 152,
3809   EL_CUSTOM_START + 153,
3810   EL_CUSTOM_START + 154,
3811   EL_CUSTOM_START + 155,
3812
3813   EL_CUSTOM_START + 156,
3814   EL_CUSTOM_START + 157,
3815   EL_CUSTOM_START + 158,
3816   EL_CUSTOM_START + 159,
3817
3818   EL_CUSTOM_START + 160,
3819   EL_CUSTOM_START + 161,
3820   EL_CUSTOM_START + 162,
3821   EL_CUSTOM_START + 163,
3822
3823   EL_CUSTOM_START + 164,
3824   EL_CUSTOM_START + 165,
3825   EL_CUSTOM_START + 166,
3826   EL_CUSTOM_START + 167,
3827
3828   EL_CUSTOM_START + 168,
3829   EL_CUSTOM_START + 169,
3830   EL_CUSTOM_START + 170,
3831   EL_CUSTOM_START + 171,
3832
3833   EL_CUSTOM_START + 172,
3834   EL_CUSTOM_START + 173,
3835   EL_CUSTOM_START + 174,
3836   EL_CUSTOM_START + 175,
3837
3838   EL_CUSTOM_START + 176,
3839   EL_CUSTOM_START + 177,
3840   EL_CUSTOM_START + 178,
3841   EL_CUSTOM_START + 179,
3842
3843   EL_CUSTOM_START + 180,
3844   EL_CUSTOM_START + 181,
3845   EL_CUSTOM_START + 182,
3846   EL_CUSTOM_START + 183,
3847
3848   EL_CUSTOM_START + 184,
3849   EL_CUSTOM_START + 185,
3850   EL_CUSTOM_START + 186,
3851   EL_CUSTOM_START + 187,
3852
3853   EL_CUSTOM_START + 188,
3854   EL_CUSTOM_START + 189,
3855   EL_CUSTOM_START + 190,
3856   EL_CUSTOM_START + 191,
3857
3858   EL_CUSTOM_START + 192,
3859   EL_CUSTOM_START + 193,
3860   EL_CUSTOM_START + 194,
3861   EL_CUSTOM_START + 195,
3862
3863   EL_CUSTOM_START + 196,
3864   EL_CUSTOM_START + 197,
3865   EL_CUSTOM_START + 198,
3866   EL_CUSTOM_START + 199,
3867
3868   EL_CUSTOM_START + 200,
3869   EL_CUSTOM_START + 201,
3870   EL_CUSTOM_START + 202,
3871   EL_CUSTOM_START + 203,
3872
3873   EL_CUSTOM_START + 204,
3874   EL_CUSTOM_START + 205,
3875   EL_CUSTOM_START + 206,
3876   EL_CUSTOM_START + 207,
3877
3878   EL_CUSTOM_START + 208,
3879   EL_CUSTOM_START + 209,
3880   EL_CUSTOM_START + 210,
3881   EL_CUSTOM_START + 211,
3882
3883   EL_CUSTOM_START + 212,
3884   EL_CUSTOM_START + 213,
3885   EL_CUSTOM_START + 214,
3886   EL_CUSTOM_START + 215,
3887
3888   EL_CUSTOM_START + 216,
3889   EL_CUSTOM_START + 217,
3890   EL_CUSTOM_START + 218,
3891   EL_CUSTOM_START + 219,
3892
3893   EL_CUSTOM_START + 220,
3894   EL_CUSTOM_START + 221,
3895   EL_CUSTOM_START + 222,
3896   EL_CUSTOM_START + 223,
3897
3898   EL_CUSTOM_START + 224,
3899   EL_CUSTOM_START + 225,
3900   EL_CUSTOM_START + 226,
3901   EL_CUSTOM_START + 227,
3902
3903   EL_CUSTOM_START + 228,
3904   EL_CUSTOM_START + 229,
3905   EL_CUSTOM_START + 230,
3906   EL_CUSTOM_START + 231,
3907
3908   EL_CUSTOM_START + 232,
3909   EL_CUSTOM_START + 233,
3910   EL_CUSTOM_START + 234,
3911   EL_CUSTOM_START + 235,
3912
3913   EL_CUSTOM_START + 236,
3914   EL_CUSTOM_START + 237,
3915   EL_CUSTOM_START + 238,
3916   EL_CUSTOM_START + 239,
3917
3918   EL_CUSTOM_START + 240,
3919   EL_CUSTOM_START + 241,
3920   EL_CUSTOM_START + 242,
3921   EL_CUSTOM_START + 243,
3922
3923   EL_CUSTOM_START + 244,
3924   EL_CUSTOM_START + 245,
3925   EL_CUSTOM_START + 246,
3926   EL_CUSTOM_START + 247,
3927
3928   EL_CUSTOM_START + 248,
3929   EL_CUSTOM_START + 249,
3930   EL_CUSTOM_START + 250,
3931   EL_CUSTOM_START + 251,
3932
3933   EL_CUSTOM_START + 252,
3934   EL_CUSTOM_START + 253,
3935   EL_CUSTOM_START + 254,
3936   EL_CUSTOM_START + 255
3937 };
3938 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3939 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3940 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3941 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3942
3943 static int editor_hl_custom_special[] =
3944 {
3945 };
3946
3947 static int editor_el_custom_special[] =
3948 {
3949   EL_TRIGGER_ELEMENT,
3950   EL_TRIGGER_PLAYER,
3951   EL_EMPTY,
3952   EL_EMPTY
3953 };
3954 static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
3955 static int *editor_el_custom_special_ptr = editor_el_custom_special;
3956 static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
3957 static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
3958
3959 static int editor_hl_group[] =
3960 {
3961   EL_CHAR('G'),
3962   EL_CHAR('R'),
3963   EL_CHAR('O'),
3964   EL_CHAR('U'),
3965
3966   EL_CHAR('P'),
3967   EL_CHAR(' '),
3968   EL_CHAR(' '),
3969   EL_CHAR(' '),
3970
3971   EL_CHAR('E'),
3972   EL_CHAR('L'),
3973   EL_CHAR('E'),
3974   EL_CHAR('M'),
3975
3976   EL_CHAR('E'),
3977   EL_CHAR('N'),
3978   EL_CHAR('T'),
3979   EL_CHAR('S'),
3980 };
3981
3982 static int editor_el_group[] =
3983 {
3984   EL_GROUP_START + 0,
3985   EL_GROUP_START + 1,
3986   EL_GROUP_START + 2,
3987   EL_GROUP_START + 3,
3988
3989   EL_GROUP_START + 4,
3990   EL_GROUP_START + 5,
3991   EL_GROUP_START + 6,
3992   EL_GROUP_START + 7,
3993
3994   EL_GROUP_START + 8,
3995   EL_GROUP_START + 9,
3996   EL_GROUP_START + 10,
3997   EL_GROUP_START + 11,
3998
3999   EL_GROUP_START + 12,
4000   EL_GROUP_START + 13,
4001   EL_GROUP_START + 14,
4002   EL_GROUP_START + 15
4003 };
4004 static int *editor_hl_group_ptr = editor_hl_group;
4005 static int *editor_el_group_ptr = editor_el_group;
4006 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
4007 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
4008
4009 static int editor_hl_group_more[] =
4010 {
4011 };
4012
4013 static int editor_el_group_more[] =
4014 {
4015   EL_GROUP_START + 16,
4016   EL_GROUP_START + 17,
4017   EL_GROUP_START + 18,
4018   EL_GROUP_START + 19,
4019
4020   EL_GROUP_START + 20,
4021   EL_GROUP_START + 21,
4022   EL_GROUP_START + 22,
4023   EL_GROUP_START + 23,
4024
4025   EL_GROUP_START + 24,
4026   EL_GROUP_START + 25,
4027   EL_GROUP_START + 26,
4028   EL_GROUP_START + 27,
4029
4030   EL_GROUP_START + 28,
4031   EL_GROUP_START + 29,
4032   EL_GROUP_START + 30,
4033   EL_GROUP_START + 31
4034 };
4035 static int *editor_hl_group_more_ptr = editor_hl_group_more;
4036 static int *editor_el_group_more_ptr = editor_el_group_more;
4037 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
4038 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
4039
4040 static int editor_hl_user_defined[] =
4041 {
4042   EL_CHAR('U'),
4043   EL_CHAR('S'),
4044   EL_CHAR('E'),
4045   EL_CHAR('R'),
4046
4047   EL_CHAR('D'),
4048   EL_CHAR('E'),
4049   EL_CHAR('F'),
4050   EL_CHAR('I'),
4051
4052   EL_CHAR('-'),
4053   EL_CHAR('N'),
4054   EL_CHAR('E'),
4055   EL_CHAR('D'),
4056 };
4057
4058 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
4059 static int *editor_el_user_defined_ptr = NULL;
4060 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
4061 static int num_editor_el_user_defined = 0;
4062
4063 static int editor_hl_empty[] = { };
4064 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
4065
4066 static int *editor_hl_empty_ptr = editor_hl_empty;
4067 static int *editor_el_empty_ptr = editor_el_empty;
4068 static int num_editor_hl_empty = 0;
4069 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
4070
4071 static boolean use_el_empty = FALSE;
4072
4073 static int *editor_elements = NULL;     /* dynamically allocated */
4074 static int num_editor_elements = 0;     /* dynamically determined */
4075
4076 static struct
4077 {
4078   boolean *setup_value;
4079
4080   int **headline_list;
4081   int *headline_list_size;
4082
4083   int **element_list;
4084   int *element_list_size;
4085
4086   boolean last_setup_value;
4087 }
4088 editor_elements_info[] =
4089 {
4090   {
4091     &setup.editor.el_boulderdash,
4092     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
4093     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
4094   },
4095   {
4096     &setup.editor.el_emerald_mine,
4097     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
4098     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
4099   },
4100   {
4101     &setup.editor.el_emerald_mine_club,
4102     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
4103     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
4104   },
4105   {
4106     &setup.editor.el_more,
4107     &editor_hl_more_ptr,                &num_editor_hl_more,
4108     &editor_el_more_ptr,                &num_editor_el_more
4109   },
4110   {
4111     &setup.editor.el_sokoban,
4112     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
4113     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
4114   },
4115   {
4116     &setup.editor.el_supaplex,
4117     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
4118     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
4119   },
4120   {
4121     &setup.editor.el_diamond_caves,
4122     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
4123     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
4124   },
4125   {
4126     &setup.editor.el_dx_boulderdash,
4127     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
4128     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
4129   },
4130   {
4131     &setup.editor.el_chars,
4132     &editor_hl_chars_ptr,               &num_editor_hl_chars,
4133     &editor_el_chars_ptr,               &num_editor_el_chars
4134   },
4135   {
4136     &setup.editor.el_custom,
4137     &editor_hl_custom_ptr,              &num_editor_hl_custom,
4138     &editor_el_custom_ptr,              &num_editor_el_custom
4139   },
4140   {
4141     &setup.editor.el_custom_more,
4142     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
4143     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
4144   },
4145   {
4146     &setup.editor.el_custom,
4147     &editor_hl_custom_special_ptr,      &num_editor_hl_custom_special,
4148     &editor_el_custom_special_ptr,      &num_editor_el_custom_special
4149   },
4150   {
4151     &setup.editor.el_custom,
4152     &editor_hl_group_ptr,               &num_editor_hl_group,
4153     &editor_el_group_ptr,               &num_editor_el_group
4154   },
4155   {
4156     &setup.editor.el_custom_more,
4157     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
4158     &editor_el_group_more_ptr,          &num_editor_el_group_more
4159   },
4160   {
4161     &setup.editor.el_user_defined,
4162     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
4163     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
4164   },
4165   {
4166     &use_el_empty,
4167     &editor_hl_empty_ptr,               &num_editor_hl_empty,
4168     &editor_el_empty_ptr,               &num_editor_el_empty,
4169   },
4170   {
4171     NULL,
4172     NULL,                               NULL,
4173     NULL,                               NULL
4174   }
4175 };
4176
4177
4178 /*
4179   -----------------------------------------------------------------------------
4180   functions
4181   -----------------------------------------------------------------------------
4182 */
4183
4184 static int getMaxInfoTextLength()
4185 {
4186   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4187 }
4188
4189 static int getTextWidthForGadget(char *text)
4190 {
4191   if (text == NULL)
4192     return 0;
4193
4194   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4195 }
4196
4197 static int getTextWidthForDrawingArea(char *text)
4198 {
4199   if (text == NULL)
4200     return 0;
4201
4202   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4203 }
4204
4205 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4206 {
4207   return (gi->x + gi->width + getTextWidthForGadget(text));
4208 }
4209
4210 static char *getElementInfoText(int element)
4211 {
4212   char *info_text = NULL;
4213
4214   if (element < NUM_FILE_ELEMENTS)
4215   {
4216     if (strlen(element_info[element].description) > 0)
4217       info_text = element_info[element].description;
4218     else if (element_info[element].custom_description != NULL)
4219       info_text = element_info[element].custom_description;
4220     else if (element_info[element].editor_description != NULL)
4221       info_text = element_info[element].editor_description;
4222   }
4223
4224   if (info_text == NULL)
4225     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4226
4227   return info_text;
4228 }
4229
4230 static void ReinitializeElementList()
4231 {
4232   int pos = 0;
4233   int i, j;
4234
4235   checked_free(editor_elements);
4236
4237   /* reload optional user defined element list for each invocation of editor */
4238   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4239                                    &num_editor_el_user_defined);
4240
4241   /* initialize list of empty elements (used for padding, if needed) */
4242   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4243     editor_el_empty[i] = EL_EMPTY;
4244
4245   /* do some sanity checks for each element from element list */
4246   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4247   {
4248     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4249     {
4250       int element = (*editor_elements_info[i].element_list)[j];
4251
4252       if (element >= NUM_FILE_ELEMENTS)
4253         Error(ERR_WARN, "editor element %d is runtime element", element);
4254
4255       if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
4256         Error(ERR_WARN, "no element description for element %d", element);
4257     }
4258   }
4259
4260   num_editor_elements = 0;
4261   use_el_empty = FALSE;
4262
4263   /* determine size of element list */
4264   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4265   {
4266     if (*editor_elements_info[i].setup_value)
4267     {
4268       if (setup.editor.el_headlines)
4269         num_editor_elements += *editor_elements_info[i].headline_list_size;
4270
4271       num_editor_elements += *editor_elements_info[i].element_list_size;
4272     }
4273   }
4274
4275   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4276   {
4277     /* offer at least as many elements as element buttons exist */
4278     use_el_empty = TRUE;
4279     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4280
4281     num_editor_elements += num_editor_el_empty;
4282   }
4283
4284   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4285
4286   /* fill element list */
4287   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4288   {
4289     if (*editor_elements_info[i].setup_value)
4290     {
4291       if (setup.editor.el_headlines)
4292         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4293           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
4294
4295       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4296         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4297     }
4298   }
4299
4300   /* correct position of element list scrollbar */
4301   if (element_shift < 0)
4302     element_shift = 0;
4303   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
4304     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
4305 }
4306
4307 void PrintEditorElementList()
4308 {
4309   boolean *stop = &setup.editor.el_user_defined;
4310   int i, j;
4311
4312   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4313   {
4314     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4315     {
4316       int element = (*editor_elements_info[i].headline_list)[j];
4317
4318       printf("# %s\n", element_info[element].token_name);
4319     }
4320
4321     if (j > 0)
4322       printf("#\n");
4323
4324     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4325     {
4326       int element = (*editor_elements_info[i].element_list)[j];
4327
4328       printf("# %s\n", element_info[element].token_name);
4329     }
4330
4331     if (j > 0)
4332       printf("#\n");
4333   }
4334 }
4335
4336 static void ReinitializeElementListButtons()
4337 {
4338   static boolean last_setup_value_headlines = FALSE;
4339   static boolean initialization_needed = TRUE;
4340   int i;
4341
4342   if (!initialization_needed)   /* check if editor element setup has changed */
4343   {
4344     if (last_setup_value_headlines != setup.editor.el_headlines)
4345       initialization_needed = TRUE;
4346
4347     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4348       if (editor_elements_info[i].last_setup_value !=
4349           *editor_elements_info[i].setup_value)
4350         initialization_needed = TRUE;
4351   }
4352
4353   if (!initialization_needed)
4354     return;
4355
4356   FreeLevelEditorGadgets();
4357   CreateLevelEditorGadgets();
4358
4359   /* store current setup values for next invocation of this function */
4360   last_setup_value_headlines = setup.editor.el_headlines;
4361   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4362     editor_elements_info[i].last_setup_value =
4363       *editor_elements_info[i].setup_value;
4364
4365   initialization_needed = FALSE;
4366 }
4367
4368 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
4369                               boolean input)
4370 {
4371   int border_graphic =
4372     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
4373   Bitmap *src_bitmap;
4374   int src_x, src_y;
4375   int num_mini_tilex = width  / MINI_TILEX + 1;
4376   int num_mini_tiley = height / MINI_TILEY + 1;
4377   int x, y;
4378
4379   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
4380
4381   for (y = 0; y < num_mini_tiley; y++)
4382     for (x = 0; x < num_mini_tilex; x++)
4383       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
4384                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
4385                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
4386
4387   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
4388 }
4389
4390 static void DrawDrawingArea(int id)
4391 {
4392   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4393   int x, y;
4394
4395   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
4396     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4397                        el2edimg(random_placement_background_element));
4398   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
4399     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
4400   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
4401     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4402                        el2edimg(custom_element.gfx_element));
4403   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
4404     for (y = 0; y < 3; y++)
4405       for (x = 0; x < 3; x++)
4406         DrawMiniGraphicExt(drawto,
4407                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4408                            el2edimg(custom_element.content.e[x][y]));
4409   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
4410     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4411                        el2edimg(custom_element.move_enter_element));
4412   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
4413     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4414                        el2edimg(custom_element.move_leave_element));
4415   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
4416     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4417                        el2edimg(custom_element_change.target_element));
4418   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
4419     for (y = 0; y < 3; y++)
4420       for (x = 0; x < 3; x++)
4421         DrawMiniGraphicExt(drawto,
4422                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4423                            el2edimg(custom_element_change.target_content.e[x][y]));
4424   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
4425     DrawMiniGraphicExt(drawto, gi->x, gi->y,
4426                        el2edimg(custom_element_change.trigger_element));
4427   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
4428     for (x = 0; x < group_element_info.num_elements; x++)
4429       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
4430                          el2edimg(group_element_info.element[x]));
4431   else if (id >= ED_DRAWING_ID_YAMYAM_CONTENT_0 &&
4432            id <= ED_DRAWING_ID_YAMYAM_CONTENT_7)
4433   {
4434     int nr = id - ED_DRAWING_ID_YAMYAM_CONTENT_0;
4435
4436     for (y = 0; y < 3; y++)
4437       for (x = 0; x < 3; x++)
4438         DrawMiniGraphicExt(drawto,
4439                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4440                            el2edimg(level.yamyam_content[nr].e[x][y]));
4441   }
4442   else if (id >= ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 &&
4443            id <= ED_DRAWING_ID_MAGIC_BALL_CONTENT_7)
4444   {
4445     int nr = id - ED_DRAWING_ID_MAGIC_BALL_CONTENT_0;
4446
4447     for (y = 0; y < 3; y++)
4448       for (x = 0; x < 3; x++)
4449         DrawMiniGraphicExt(drawto,
4450                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
4451                            el2edimg(level.ball_content[nr].e[x][y]));
4452   }
4453 }
4454
4455 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
4456 {
4457   int x,y;
4458   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
4459   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
4460
4461   BlitBitmap(drawto, drawto,
4462              SX + (dx == -1 ? MINI_TILEX : 0),
4463              SY + (dy == -1 ? MINI_TILEY : 0),
4464              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4465              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4466              SX + (dx == +1 ? MINI_TILEX : 0),
4467              SY + (dy == +1 ? MINI_TILEY : 0));
4468   if (dx)
4469   {
4470     x = (dx == 1 ? 0 : ed_fieldx - 1);
4471     for (y = 0; y < ed_fieldy; y++)
4472       DrawMiniElementOrWall(x, y, from_x, from_y);
4473   }
4474   else if (dy)
4475   {
4476     y = (dy == 1 ? 0 : ed_fieldy - 1);
4477     for (x = 0; x < ed_fieldx; x++)
4478       DrawMiniElementOrWall(x, y, from_x, from_y);
4479   }
4480
4481   redraw_mask |= REDRAW_FIELD;
4482   BackToFront();
4483 }
4484
4485 static void CreateControlButtons()
4486 {
4487   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4488   struct GadgetInfo *gi;
4489   unsigned long event_mask;
4490   int i;
4491
4492   /* create toolbox buttons */
4493   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4494   {
4495     int id = i;
4496     int width, height;
4497     int gd_xoffset, gd_yoffset;
4498     int gd_x1, gd_x2, gd_y1, gd_y2;
4499     int button_type;
4500     int radio_button_nr;
4501     boolean checked;
4502
4503     if (id == GADGET_ID_SINGLE_ITEMS ||
4504         id == GADGET_ID_CONNECTED_ITEMS ||
4505         id == GADGET_ID_LINE ||
4506         id == GADGET_ID_ARC ||
4507         id == GADGET_ID_TEXT ||
4508         id == GADGET_ID_RECTANGLE ||
4509         id == GADGET_ID_FILLED_BOX ||
4510         id == GADGET_ID_FLOOD_FILL ||
4511         id == GADGET_ID_GRAB_BRUSH ||
4512         id == GADGET_ID_PICK_ELEMENT ||
4513         id == GADGET_ID_CUSTOM_COPY_FROM ||
4514         id == GADGET_ID_CUSTOM_COPY_TO ||
4515         id == GADGET_ID_CUSTOM_EXCHANGE)
4516     {
4517       button_type = GD_TYPE_RADIO_BUTTON;
4518       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4519       checked = (id == drawing_function ? TRUE : FALSE);
4520       event_mask = GD_EVENT_PRESSED;
4521     }
4522     else
4523     {
4524       button_type = GD_TYPE_NORMAL_BUTTON;
4525       radio_button_nr = RADIO_NR_NONE;
4526       checked = FALSE;
4527
4528       if (id == GADGET_ID_WRAP_LEFT ||
4529           id == GADGET_ID_WRAP_RIGHT ||
4530           id == GADGET_ID_WRAP_UP ||
4531           id == GADGET_ID_WRAP_DOWN)
4532         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4533       else
4534         event_mask = GD_EVENT_RELEASED;
4535     }
4536
4537     if (id < ED_NUM_CTRL1_BUTTONS)
4538     {
4539       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4540       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4541
4542       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4543       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4544       width  = ED_CTRL1_BUTTON_XSIZE;
4545       height = ED_CTRL1_BUTTON_YSIZE;
4546
4547       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4548       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4549       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4550       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4551     }
4552     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4553     {
4554       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4555       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4556
4557       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4558       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4559       width  = ED_CTRL2_BUTTON_XSIZE;
4560       height = ED_CTRL2_BUTTON_YSIZE;
4561
4562       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4563       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4564       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4565       gd_y2 = 0;        /* no alternative graphic for these buttons */
4566     }
4567     else if (id < ED_NUM_CTRL1_3_BUTTONS)
4568     {
4569       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4570       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4571
4572       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4573       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4574       width  = ED_CTRL3_BUTTON_XSIZE;
4575       height = ED_CTRL3_BUTTON_YSIZE;
4576
4577       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4578       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4579       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4580       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4581     }
4582     else
4583     {
4584       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
4585       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
4586
4587       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
4588       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
4589       width  = ED_CTRL4_BUTTON_XSIZE;
4590       height = ED_CTRL4_BUTTON_YSIZE;
4591
4592       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4593       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
4594       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
4595       gd_y2 = 0;        /* no alternative graphic for these buttons */
4596     }
4597
4598     gi = CreateGadget(GDI_CUSTOM_ID, id,
4599                       GDI_CUSTOM_TYPE_ID, i,
4600                       GDI_INFO_TEXT, control_info[i].text,
4601                       GDI_X, EX + gd_xoffset,
4602                       GDI_Y, EY + gd_yoffset,
4603                       GDI_WIDTH, width,
4604                       GDI_HEIGHT, height,
4605                       GDI_TYPE, button_type,
4606                       GDI_STATE, GD_BUTTON_UNPRESSED,
4607                       GDI_RADIO_NR, radio_button_nr,
4608                       GDI_CHECKED, checked,
4609                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4610                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4611                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4612                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4613                       GDI_EVENT_MASK, event_mask,
4614                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4615                       GDI_CALLBACK_ACTION, HandleControlButtons,
4616                       GDI_END);
4617
4618     if (gi == NULL)
4619       Error(ERR_EXIT, "cannot create gadget");
4620
4621     level_editor_gadget[id] = gi;
4622   }
4623
4624   /* create buttons for scrolling of drawing area and element list */
4625   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4626   {
4627     int id = scrollbutton_info[i].gadget_id;
4628     int x, y, width, height;
4629     int gd_x1, gd_x2, gd_y1, gd_y2;
4630
4631     x = scrollbutton_info[i].x;
4632     y = scrollbutton_info[i].y;
4633
4634     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4635
4636     if (id == GADGET_ID_SCROLL_LIST_UP ||
4637         id == GADGET_ID_SCROLL_LIST_DOWN)
4638     {
4639       x += DX;
4640       y += DY;
4641       width = ED_SCROLLBUTTON2_XSIZE;
4642       height = ED_SCROLLBUTTON2_YSIZE;
4643       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4644       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4645       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4646       gd_y2 = gd_y1;
4647     }
4648     else
4649     {
4650       x += SX;
4651       y += SY;
4652       width = ED_SCROLLBUTTON_XSIZE;
4653       height = ED_SCROLLBUTTON_YSIZE;
4654       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4655       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4656       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4657       gd_y2 = gd_y1;
4658     }
4659
4660     gi = CreateGadget(GDI_CUSTOM_ID, id,
4661                       GDI_CUSTOM_TYPE_ID, i,
4662                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4663                       GDI_X, x,
4664                       GDI_Y, y,
4665                       GDI_WIDTH, width,
4666                       GDI_HEIGHT, height,
4667                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4668                       GDI_STATE, GD_BUTTON_UNPRESSED,
4669                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4670                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4671                       GDI_EVENT_MASK, event_mask,
4672                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4673                       GDI_CALLBACK_ACTION, HandleControlButtons,
4674                       GDI_END);
4675
4676     if (gi == NULL)
4677       Error(ERR_EXIT, "cannot create gadget");
4678
4679     level_editor_gadget[id] = gi;
4680   }
4681
4682   /* create buttons for element list */
4683   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4684   {
4685     Bitmap *deco_bitmap;
4686     int deco_x, deco_y, deco_xpos, deco_ypos;
4687     int gd_xoffset, gd_yoffset;
4688     int gd_x1, gd_x2, gd_y;
4689     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4690     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4691     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4692     int element = editor_elements[i];
4693
4694     event_mask = GD_EVENT_RELEASED;
4695
4696     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4697     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4698
4699     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4700     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4701     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4702
4703     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4704     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4705     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4706
4707     gi = CreateGadget(GDI_CUSTOM_ID, id,
4708                       GDI_CUSTOM_TYPE_ID, i,
4709                       GDI_INFO_TEXT, getElementInfoText(element),
4710                       GDI_X, DX + gd_xoffset,
4711                       GDI_Y, DY + gd_yoffset,
4712                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4713                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4714                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4715                       GDI_STATE, GD_BUTTON_UNPRESSED,
4716                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4717                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4718                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4719                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4720                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4721                       GDI_DECORATION_SHIFTING, 1, 1,
4722                       GDI_EVENT_MASK, event_mask,
4723                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4724                       GDI_CALLBACK_ACTION, HandleControlButtons,
4725                       GDI_END);
4726
4727     if (gi == NULL)
4728       Error(ERR_EXIT, "cannot create gadget");
4729
4730     level_editor_gadget[id] = gi;
4731   }
4732 }
4733
4734 static void CreateCounterButtons()
4735 {
4736   int max_infotext_len = getMaxInfoTextLength();
4737   int i;
4738
4739   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4740   {
4741     int j;
4742     int x = SX + counterbutton_info[i].x;       /* down count button */
4743     int y = SY + counterbutton_info[i].y;
4744
4745     /* determine horizontal position to the right of specified gadget */
4746     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4747       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4748            ED_GADGET_TEXT_DISTANCE);
4749
4750     /* determine horizontal offset for leading text */
4751     if (counterbutton_info[i].text_left != NULL)
4752       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4753
4754     for (j = 0; j < 2; j++)
4755     {
4756       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4757       struct GadgetInfo *gi;
4758       int id = (j == 0 ?
4759                 counterbutton_info[i].gadget_id_down :
4760                 counterbutton_info[i].gadget_id_up);
4761       int gd_xoffset;
4762       int gd_x, gd_x1, gd_x2, gd_y;
4763       int x_size, y_size;
4764       unsigned long event_mask;
4765       char infotext[max_infotext_len + 1];
4766
4767       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4768
4769       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4770       {
4771         int sid = (j == 0 ?
4772                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4773                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4774
4775         event_mask |= GD_EVENT_RELEASED;
4776
4777         if (j == 1)
4778           x += 2 * ED_GADGET_DISTANCE;
4779         y += ED_GADGET_DISTANCE;
4780
4781         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4782         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4783         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4784         x_size = ED_SCROLLBUTTON_XSIZE;
4785         y_size = ED_SCROLLBUTTON_YSIZE;
4786       }
4787       else
4788       {
4789         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4790         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4791         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4792         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4793         x_size = ED_BUTTON_COUNT_XSIZE;
4794         y_size = ED_BUTTON_COUNT_YSIZE;
4795       }
4796
4797       sprintf(infotext, "%s counter value by 1, 5 or 10",
4798               (j == 0 ? "decrease" : "increase"));
4799
4800       gi = CreateGadget(GDI_CUSTOM_ID, id,
4801                         GDI_CUSTOM_TYPE_ID, i,
4802                         GDI_INFO_TEXT, infotext,
4803                         GDI_X, x,
4804                         GDI_Y, y,
4805                         GDI_WIDTH, x_size,
4806                         GDI_HEIGHT, y_size,
4807                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4808                         GDI_STATE, GD_BUTTON_UNPRESSED,
4809                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4810                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4811                         GDI_EVENT_MASK, event_mask,
4812                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4813                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4814                         GDI_END);
4815
4816       if (gi == NULL)
4817         Error(ERR_EXIT, "cannot create gadget");
4818
4819       level_editor_gadget[id] = gi;
4820       right_gadget_border[id] =
4821         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4822
4823       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4824
4825       if (j == 0)
4826       {
4827         int font_type = FONT_INPUT_1;
4828         int font_type_active = FONT_INPUT_1_ACTIVE;
4829         int gd_width = ED_WIN_COUNT_XSIZE;
4830
4831         id = counterbutton_info[i].gadget_id_text;
4832         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4833
4834         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4835         {
4836           font_type = FONT_LEVEL_NUMBER;
4837           font_type_active = FONT_LEVEL_NUMBER;
4838
4839           x += 2 * ED_GADGET_DISTANCE;
4840           y -= ED_GADGET_DISTANCE;
4841
4842           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4843           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4844           gd_width = ED_WIN_COUNT2_XSIZE;
4845         }
4846         else
4847         {
4848           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4849           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4850         }
4851
4852         gi = CreateGadget(GDI_CUSTOM_ID, id,
4853                           GDI_CUSTOM_TYPE_ID, i,
4854                           GDI_INFO_TEXT, "enter counter value",
4855                           GDI_X, x,
4856                           GDI_Y, y,
4857                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4858                           GDI_NUMBER_VALUE, 0,
4859                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4860                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4861                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4862                           GDI_TEXT_FONT, font_type,
4863                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4864                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4865                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4866                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4867                           GDI_DESIGN_WIDTH, gd_width,
4868                           GDI_EVENT_MASK, event_mask,
4869                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4870                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4871                           GDI_END);
4872
4873         if (gi == NULL)
4874           Error(ERR_EXIT, "cannot create gadget");
4875
4876         level_editor_gadget[id] = gi;
4877         right_gadget_border[id] =
4878           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4879
4880         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4881       }
4882     }
4883   }
4884 }
4885
4886 static void CreateDrawingAreas()
4887 {
4888   int i;
4889
4890   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4891   {
4892     struct GadgetInfo *gi;
4893     unsigned long event_mask;
4894     int id = drawingarea_info[i].gadget_id;
4895     int x = SX + drawingarea_info[i].x;
4896     int y = SY + drawingarea_info[i].y;
4897     int area_xsize = drawingarea_info[i].area_xsize;
4898     int area_ysize = drawingarea_info[i].area_ysize;
4899
4900     event_mask =
4901       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4902       GD_EVENT_OFF_BORDERS;
4903
4904     /* determine horizontal position to the right of specified gadget */
4905     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4906       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4907            ED_DRAWINGAREA_TEXT_DISTANCE);
4908
4909     /* determine horizontal offset for leading text */
4910     if (drawingarea_info[i].text_left != NULL)
4911       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4912
4913     gi = CreateGadget(GDI_CUSTOM_ID, id,
4914                       GDI_CUSTOM_TYPE_ID, i,
4915                       GDI_X, x,
4916                       GDI_Y, y,
4917                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4918                       GDI_AREA_SIZE, area_xsize, area_ysize,
4919                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4920                       GDI_EVENT_MASK, event_mask,
4921                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4922                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4923                       GDI_END);
4924
4925     if (gi == NULL)
4926       Error(ERR_EXIT, "cannot create gadget");
4927
4928     level_editor_gadget[id] = gi;
4929     right_gadget_border[id] =
4930       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4931   }
4932 }
4933
4934 static void CreateTextInputGadgets()
4935 {
4936   int max_infotext_len = getMaxInfoTextLength();
4937   int i;
4938
4939   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4940   {
4941     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4942     int gd_x, gd_y;
4943     struct GadgetInfo *gi;
4944     unsigned long event_mask;
4945     char infotext[MAX_OUTPUT_LINESIZE + 1];
4946     int id = textinput_info[i].gadget_id;
4947
4948     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4949
4950     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4951     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4952
4953     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4954     infotext[max_infotext_len] = '\0';
4955
4956     gi = CreateGadget(GDI_CUSTOM_ID, id,
4957                       GDI_CUSTOM_TYPE_ID, i,
4958                       GDI_INFO_TEXT, infotext,
4959                       GDI_X, SX + textinput_info[i].x,
4960                       GDI_Y, SY + textinput_info[i].y,
4961                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4962                       GDI_TEXT_VALUE, textinput_info[i].value,
4963                       GDI_TEXT_SIZE, textinput_info[i].size,
4964                       GDI_TEXT_FONT, FONT_INPUT_1,
4965                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4966                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4967                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4968                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4969                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4970                       GDI_EVENT_MASK, event_mask,
4971                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4972                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4973                       GDI_END);
4974
4975     if (gi == NULL)
4976       Error(ERR_EXIT, "cannot create gadget");
4977
4978     level_editor_gadget[id] = gi;
4979   }
4980 }
4981
4982 static void CreateTextAreaGadgets()
4983 {
4984   int max_infotext_len = getMaxInfoTextLength();
4985   int i;
4986
4987   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4988   {
4989     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4990     int gd_x, gd_y;
4991     struct GadgetInfo *gi;
4992     unsigned long event_mask;
4993     char infotext[MAX_OUTPUT_LINESIZE + 1];
4994     int id = textarea_info[i].gadget_id;
4995     int area_xsize = textarea_info[i].xsize;
4996     int area_ysize = textarea_info[i].ysize;
4997
4998     event_mask = GD_EVENT_TEXT_LEAVING;
4999
5000     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5001     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5002
5003     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
5004     infotext[max_infotext_len] = '\0';
5005
5006     gi = CreateGadget(GDI_CUSTOM_ID, id,
5007                       GDI_CUSTOM_TYPE_ID, i,
5008                       GDI_INFO_TEXT, infotext,
5009                       GDI_X, SX + textarea_info[i].x,
5010                       GDI_Y, SY + textarea_info[i].y,
5011                       GDI_TYPE, GD_TYPE_TEXT_AREA,
5012                       GDI_AREA_SIZE, area_xsize, area_ysize,
5013                       GDI_TEXT_FONT, FONT_INPUT_1,
5014                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5015                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5016                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5017                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5018                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5019                       GDI_EVENT_MASK, event_mask,
5020                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5021                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
5022                       GDI_END);
5023
5024     if (gi == NULL)
5025       Error(ERR_EXIT, "cannot create gadget");
5026
5027     level_editor_gadget[id] = gi;
5028   }
5029 }
5030
5031 static void CreateSelectboxGadgets()
5032 {
5033   int max_infotext_len = getMaxInfoTextLength();
5034   int i, j;
5035
5036   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5037   {
5038     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5039     int gd_x, gd_y;
5040     struct GadgetInfo *gi;
5041     unsigned long event_mask;
5042     char infotext[MAX_OUTPUT_LINESIZE + 1];
5043     int id = selectbox_info[i].gadget_id;
5044     int x = SX + selectbox_info[i].x;
5045     int y = SY + selectbox_info[i].y;
5046
5047     if (selectbox_info[i].size == -1)   /* dynamically determine size */
5048     {
5049       /* (we cannot use -1 for uninitialized values if we directly compare
5050          with results from strlen(), because the '<' and '>' operation will
5051          implicitely cast -1 to an unsigned integer value!) */
5052       selectbox_info[i].size = 0;
5053
5054       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
5055         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
5056           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
5057
5058       selectbox_info[i].size++;         /* add one character empty space */
5059     }
5060
5061     event_mask = GD_EVENT_RELEASED |
5062       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5063
5064     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
5065     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
5066
5067     /* determine horizontal position to the right of specified gadget */
5068     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
5069       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
5070            ED_GADGET_TEXT_DISTANCE);
5071
5072     /* determine horizontal offset for leading text */
5073     if (selectbox_info[i].text_left != NULL)
5074       x += getTextWidthForGadget(selectbox_info[i].text_left);
5075
5076     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
5077     infotext[max_infotext_len] = '\0';
5078
5079     gi = CreateGadget(GDI_CUSTOM_ID, id,
5080                       GDI_CUSTOM_TYPE_ID, i,
5081                       GDI_INFO_TEXT, infotext,
5082                       GDI_X, x,
5083                       GDI_Y, y,
5084                       GDI_TYPE, GD_TYPE_SELECTBOX,
5085                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
5086                       GDI_TEXT_SIZE, selectbox_info[i].size,
5087                       GDI_TEXT_FONT, FONT_INPUT_1,
5088                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5089                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5090                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5091                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5092                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
5093                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5094                       GDI_EVENT_MASK, event_mask,
5095                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5096                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
5097                       GDI_END);
5098
5099     if (gi == NULL)
5100       Error(ERR_EXIT, "cannot create gadget");
5101
5102     level_editor_gadget[id] = gi;
5103     right_gadget_border[id] =
5104       getRightGadgetBorder(gi, selectbox_info[i].text_right);
5105   }
5106 }
5107
5108 static void CreateTextbuttonGadgets()
5109 {
5110   int max_infotext_len = getMaxInfoTextLength();
5111   int i;
5112
5113   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
5114   {
5115     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5116     int gd_x1, gd_x2, gd_y1, gd_y2;
5117     struct GadgetInfo *gi;
5118     unsigned long event_mask;
5119     char infotext[MAX_OUTPUT_LINESIZE + 1];
5120     int id = textbutton_info[i].gadget_id;
5121     int x = SX + textbutton_info[i].x;
5122     int y = SY + textbutton_info[i].y;
5123
5124     if (textbutton_info[i].size == -1)  /* dynamically determine size */
5125       textbutton_info[i].size = strlen(textbutton_info[i].text);
5126
5127     event_mask = GD_EVENT_RELEASED;
5128
5129     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
5130     {
5131       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
5132       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
5133       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
5134       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
5135     }
5136     else
5137     {
5138       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
5139       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
5140       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
5141       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
5142     }
5143
5144     sprintf(infotext, "%s", textbutton_info[i].infotext);
5145     infotext[max_infotext_len] = '\0';
5146
5147     /* determine horizontal position to the right of specified gadget */
5148     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5149       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
5150            ED_GADGET_TEXT_DISTANCE);
5151
5152     /* determine horizontal offset for leading text */
5153     if (textbutton_info[i].text_left != NULL)
5154       x += getTextWidthForGadget(textbutton_info[i].text_left);
5155
5156     gi = CreateGadget(GDI_CUSTOM_ID, id,
5157                       GDI_CUSTOM_TYPE_ID, i,
5158                       GDI_INFO_TEXT, infotext,
5159                       GDI_X, x,
5160                       GDI_Y, y,
5161                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
5162                       GDI_TEXT_VALUE, textbutton_info[i].text,
5163                       GDI_TEXT_SIZE, textbutton_info[i].size,
5164                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
5165                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
5166                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5167                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5168                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5169                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
5170                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5171                       GDI_DECORATION_SHIFTING, 1, 1,
5172                       GDI_EVENT_MASK, event_mask,
5173                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5174                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
5175                       GDI_END);
5176
5177     if (gi == NULL)
5178       Error(ERR_EXIT, "cannot create gadget");
5179
5180     level_editor_gadget[id] = gi;
5181     right_gadget_border[id] =
5182       getRightGadgetBorder(gi, textbutton_info[i].text_right);
5183   }
5184 }
5185
5186 static void CreateGraphicbuttonGadgets()
5187 {
5188   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5189   struct GadgetInfo *gi;
5190   unsigned long event_mask;
5191   int i;
5192
5193   /* create buttons for scrolling of drawing area and element list */
5194   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
5195   {
5196     int id = graphicbutton_info[i].gadget_id;
5197     int gd_x1, gd_x2, gd_y1, gd_y2;
5198     int x = SX + graphicbutton_info[i].x;
5199     int y = SY + graphicbutton_info[i].y;
5200
5201     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5202
5203     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
5204     {
5205       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
5206       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5207       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
5208       gd_y2 = gd_y1;
5209     }
5210     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5211     {
5212       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5213       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5214       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5215       gd_y2 = gd_y1;
5216     }
5217
5218     /* determine horizontal position to the right of specified gadget */
5219     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5220       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5221            ED_GADGET_TEXT_DISTANCE);
5222
5223     /* determine horizontal offset for leading text */
5224     if (graphicbutton_info[i].text_left != NULL)
5225       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5226
5227     gi = CreateGadget(GDI_CUSTOM_ID, id,
5228                       GDI_CUSTOM_TYPE_ID, i,
5229                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5230                       GDI_X, x,
5231                       GDI_Y, y,
5232                       GDI_WIDTH, graphicbutton_info[i].width,
5233                       GDI_HEIGHT, graphicbutton_info[i].height,
5234                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5235                       GDI_STATE, GD_BUTTON_UNPRESSED,
5236                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5237                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5238                       GDI_EVENT_MASK, event_mask,
5239                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5240                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5241                       GDI_END);
5242
5243     if (gi == NULL)
5244       Error(ERR_EXIT, "cannot create gadget");
5245
5246     level_editor_gadget[id] = gi;
5247     right_gadget_border[id] =
5248       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5249   }
5250 }
5251
5252 static void CreateScrollbarGadgets()
5253 {
5254   int i;
5255
5256   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5257   {
5258     int id = scrollbar_info[i].gadget_id;
5259     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5260     int gd_x1, gd_x2, gd_y1, gd_y2;
5261     struct GadgetInfo *gi;
5262     int items_max, items_visible, item_position;
5263     unsigned long event_mask;
5264
5265     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5266     {
5267       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5268       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5269       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5270     }
5271     else        /* drawing area scrollbars */
5272     {
5273       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5274       {
5275         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5276         items_visible = ed_fieldx;
5277         item_position = 0;
5278       }
5279       else
5280       {
5281         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5282         items_visible = ed_fieldy;
5283         item_position = 0;
5284       }
5285     }
5286
5287     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5288
5289     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5290     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5291                       scrollbar_info[i].height : scrollbar_info[i].width));
5292     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5293     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5294
5295     gi = CreateGadget(GDI_CUSTOM_ID, id,
5296                       GDI_CUSTOM_TYPE_ID, i,
5297                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5298                       GDI_X, scrollbar_info[i].x,
5299                       GDI_Y, scrollbar_info[i].y,
5300                       GDI_WIDTH, scrollbar_info[i].width,
5301                       GDI_HEIGHT, scrollbar_info[i].height,
5302                       GDI_TYPE, scrollbar_info[i].type,
5303                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5304                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5305                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5306                       GDI_STATE, GD_BUTTON_UNPRESSED,
5307                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5308                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5309                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5310                       GDI_EVENT_MASK, event_mask,
5311                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5312                       GDI_CALLBACK_ACTION, HandleControlButtons,
5313                       GDI_END);
5314
5315     if (gi == NULL)
5316       Error(ERR_EXIT, "cannot create gadget");
5317
5318     level_editor_gadget[id] = gi;
5319   }
5320 }
5321
5322 static void CreateCheckbuttonGadgets()
5323 {
5324   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5325   struct GadgetInfo *gi;
5326   unsigned long event_mask;
5327   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5328   int i;
5329
5330   event_mask = GD_EVENT_PRESSED;
5331
5332   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5333   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5334   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5335   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5336   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5337
5338   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5339   {
5340     int id = checkbutton_info[i].gadget_id;
5341     int x = SX + checkbutton_info[i].x;
5342     int y = SY + checkbutton_info[i].y;
5343
5344     if (id == GADGET_ID_STICK_ELEMENT)
5345       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
5346     else
5347       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
5348
5349     /* determine horizontal position to the right of specified gadget */
5350     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5351       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
5352            ED_GADGET_TEXT_DISTANCE);
5353
5354     /* determine horizontal offset for leading text */
5355     if (checkbutton_info[i].text_left != NULL)
5356       x += getTextWidthForGadget(checkbutton_info[i].text_left);
5357
5358     gi = CreateGadget(GDI_CUSTOM_ID, id,
5359                       GDI_CUSTOM_TYPE_ID, i,
5360                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
5361                       GDI_X, x,
5362                       GDI_Y, y,
5363                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5364                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5365                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
5366                       GDI_CHECKED, *checkbutton_info[i].value,
5367                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5368                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5369                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5370                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5371                       GDI_EVENT_MASK, event_mask,
5372                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5373                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
5374                       GDI_END);
5375
5376     if (gi == NULL)
5377       Error(ERR_EXIT, "cannot create gadget");
5378
5379     level_editor_gadget[id] = gi;
5380     right_gadget_border[id] =
5381       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
5382   }
5383 }
5384
5385 static void CreateRadiobuttonGadgets()
5386 {
5387   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5388   struct GadgetInfo *gi;
5389   unsigned long event_mask;
5390   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5391   int i;
5392
5393   event_mask = GD_EVENT_PRESSED;
5394
5395   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5396   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5397   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5398   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5399   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5400
5401   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
5402   {
5403     int id = radiobutton_info[i].gadget_id;
5404     int x = SX + radiobutton_info[i].x;
5405     int y = SY + radiobutton_info[i].y;
5406
5407     int checked =
5408       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
5409
5410     /* determine horizontal position to the right of specified gadget */
5411     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
5412       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
5413            ED_GADGET_TEXT_DISTANCE);
5414
5415     /* determine horizontal offset for leading text */
5416     if (radiobutton_info[i].text_left != NULL)
5417       x += getTextWidthForGadget(radiobutton_info[i].text_left);
5418
5419     gi = CreateGadget(GDI_CUSTOM_ID, id,
5420                       GDI_CUSTOM_TYPE_ID, i,
5421                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
5422                       GDI_X, x,
5423                       GDI_Y, y,
5424                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
5425                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
5426                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
5427                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
5428                       GDI_CHECKED, checked,
5429                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5430                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5431                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
5432                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
5433                       GDI_EVENT_MASK, event_mask,
5434                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5435                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
5436                       GDI_END);
5437
5438     if (gi == NULL)
5439       Error(ERR_EXIT, "cannot create gadget");
5440
5441     level_editor_gadget[id] = gi;
5442     right_gadget_border[id] =
5443       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
5444   }
5445 }
5446
5447 void CreateLevelEditorGadgets()
5448 {
5449   int old_game_status = game_status;
5450
5451   /* setting 'game_status' is needed to get the right fonts for the editor */
5452   game_status = GAME_MODE_EDITOR;
5453
5454   ReinitializeElementList();
5455
5456   CreateControlButtons();
5457   CreateScrollbarGadgets();
5458
5459   /* order of function calls is important because of cross-references */
5460   CreateCheckbuttonGadgets();
5461   CreateCounterButtons();
5462   CreateRadiobuttonGadgets();
5463   CreateTextInputGadgets();
5464   CreateTextAreaGadgets();
5465   CreateSelectboxGadgets();
5466   CreateGraphicbuttonGadgets();
5467   CreateTextbuttonGadgets();
5468   CreateDrawingAreas();
5469
5470   game_status = old_game_status;
5471 }
5472
5473 void FreeLevelEditorGadgets()
5474 {
5475   int i;
5476
5477   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5478     FreeGadget(level_editor_gadget[i]);
5479 }
5480
5481 static void MapCounterButtons(int id)
5482 {
5483   int gadget_id_down = counterbutton_info[id].gadget_id_down;
5484   int gadget_id_text = counterbutton_info[id].gadget_id_text;
5485   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
5486   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5487   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5488   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5489   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5490   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5491   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5492   int yoffset = ED_BORDER_SIZE;
5493   int x_left = gi_down->x - xoffset_left;
5494 #if 1
5495   int x_right;  /* set after gadget position was modified */
5496 #else
5497   int x_right = gi_up->x + gi_up->width + xoffset_right;
5498 #endif
5499   int y_above = gi_down->y - yoffset_above;
5500   int x = gi_down->x;
5501   int y;        /* set after gadget position was modified */
5502
5503   /* counter limits must be changed first to prevent value truncation */
5504   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
5505                             counterbutton_info[id].max_value);
5506
5507   /* right text position might have changed after setting position above */
5508   x_right = gi_up->x + gi_up->width + xoffset_right;
5509
5510   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
5511
5512   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
5513   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
5514       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
5515   {
5516     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5517     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5518     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5519   }
5520
5521   /* vertical position might have changed after setting position above */
5522   y = gi_up->y + yoffset;
5523
5524   if (counterbutton_info[id].text_above)
5525     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5526
5527   if (counterbutton_info[id].text_left)
5528     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5529
5530   if (counterbutton_info[id].text_right)
5531     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5532
5533   MapGadget(gi_down);
5534   MapGadget(gi_text);
5535   MapGadget(gi_up);
5536 }
5537
5538 static void MapControlButtons()
5539 {
5540   int counter_id;
5541   int i;
5542
5543   /* map toolbox buttons (excluding special CE toolbox buttons) */
5544   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5545     MapGadget(level_editor_gadget[i]);
5546
5547   /* map buttons to select elements */
5548   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5549     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5550   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5551   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5552   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5553
5554   /* map buttons to select level */
5555   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5556   ModifyEditorCounterLimits(counter_id,
5557                             leveldir_current->first_level,
5558                             leveldir_current->last_level);
5559   MapCounterButtons(counter_id);
5560 }
5561
5562 static void MapDrawingArea(int id)
5563 {
5564   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5565   int area_xsize = gi->drawing.area_xsize;
5566   int area_ysize = gi->drawing.area_ysize;
5567   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5568   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5569   int x_left  = gi->x - xoffset_left;
5570   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5571   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5572   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5573   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5574
5575   if (drawingarea_info[id].text_left)
5576     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5577
5578   if (drawingarea_info[id].text_right)
5579     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5580
5581   if (drawingarea_info[id].text_below)
5582     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5583
5584   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5585   {
5586     DrawElementBorder(gi->x, gi->y,
5587                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5588
5589     DrawDrawingArea(id);
5590   }
5591
5592   MapGadget(gi);
5593 }
5594
5595 static void MapTextInputGadget(int id)
5596 {
5597   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5598   int xoffset_above = 0;
5599   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5600   int x_above = textinput_info[id].x + xoffset_above;
5601   int y_above = textinput_info[id].y + yoffset_above;
5602
5603   if (textinput_info[id].text_above)
5604     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5605
5606   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5607
5608   MapGadget(gi);
5609 }
5610
5611 static void MapTextAreaGadget(int id)
5612 {
5613   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5614   int xoffset_above = 0;
5615   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5616   int x_above = textarea_info[id].x + xoffset_above;
5617   int y_above = textarea_info[id].y + yoffset_above;
5618
5619   if (textarea_info[id].text_above)
5620     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5621
5622   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5623
5624   MapGadget(gi);
5625 }
5626
5627 static void MapSelectboxGadget(int id)
5628 {
5629   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5630   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5631   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5632   int yoffset = ED_BORDER_SIZE;
5633   int x_left = gi->x - xoffset_left;
5634   int x_right = gi->x + gi->width + xoffset_right;
5635   int y = gi->y + yoffset;
5636
5637   if (selectbox_info[id].text_left)
5638     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5639
5640   if (selectbox_info[id].text_right)
5641     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5642
5643   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
5644
5645   MapGadget(gi);
5646 }
5647
5648 static void MapTextbuttonGadget(int id)
5649 {
5650   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5651   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5652   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5653   int yoffset = ED_BORDER_SIZE;
5654   int x_left = gi->x - xoffset_left;
5655   int x_right = gi->x + gi->width + xoffset_right;
5656   int y = gi->y + yoffset;
5657
5658   /* only show button to delete change pages when more than minimum pages */
5659   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5660       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5661     return;
5662
5663   if (textbutton_info[id].text_left)
5664     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5665
5666   if (textbutton_info[id].text_right)
5667     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5668
5669   MapGadget(gi);
5670 }
5671
5672 static void MapGraphicbuttonGadget(int id)
5673 {
5674   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5675   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5676   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5677   int yoffset = ED_BORDER_SIZE;
5678   int x_left = gi->x - xoffset_left;
5679   int x_right = gi->x + gi->width + xoffset_right;
5680   int y = gi->y + yoffset;
5681
5682   if (graphicbutton_info[id].text_left)
5683     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5684
5685   if (graphicbutton_info[id].text_right)
5686     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5687
5688   MapGadget(gi);
5689 }
5690
5691 static void MapRadiobuttonGadget(int id)
5692 {
5693   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5694   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5695   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5696   int yoffset = ED_BORDER_SIZE;
5697   int x_left = gi->x - xoffset_left;
5698   int x_right = gi->x + gi->width + xoffset_right;
5699   int y = gi->y + yoffset;
5700   boolean checked =
5701     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5702
5703   if (radiobutton_info[id].text_left)
5704     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5705
5706   if (radiobutton_info[id].text_right)
5707     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5708
5709   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5710
5711   MapGadget(gi);
5712 }
5713
5714 static void MapCheckbuttonGadget(int id)
5715 {
5716   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5717   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5718   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5719   int yoffset = ED_BORDER_SIZE;
5720   int x_left, x_right, y;       /* set after gadget position was modified */
5721
5722   /* set position for gadgets with dynamically determined position */
5723   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
5724     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
5725   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5726
5727   x_left = gi->x - xoffset_left;
5728   x_right = gi->x + gi->width + xoffset_right;
5729   y = gi->y + yoffset;
5730
5731   if (checkbutton_info[id].text_left)
5732     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5733
5734   if (checkbutton_info[id].text_right)
5735     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5736
5737   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5738
5739   MapGadget(gi);
5740 }
5741
5742 static void MapMainDrawingArea()
5743 {
5744   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5745   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5746   int i;
5747
5748   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5749   {
5750     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5751           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5752          no_horizontal_scrollbar) ||
5753         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5754           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5755          no_vertical_scrollbar))
5756       continue;
5757
5758     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5759   }
5760
5761   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5762   {
5763     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5764         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5765       continue;
5766
5767     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5768   }
5769
5770   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5771 }
5772
5773 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5774 {
5775   int i;
5776
5777   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5778   {
5779     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5780         i == GADGET_ID_CUSTOM_COPY_TO ||
5781         i == GADGET_ID_CUSTOM_EXCHANGE ||
5782         i == GADGET_ID_CUSTOM_COPY ||
5783         i == GADGET_ID_CUSTOM_PASTE)
5784     {
5785       if (map)
5786         MapGadget(level_editor_gadget[i]);
5787       else
5788         UnmapGadget(level_editor_gadget[i]);
5789     }
5790   }
5791 }
5792
5793 static void MapLevelEditorToolboxCustomGadgets()
5794 {
5795   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5796 }
5797
5798 static void UnmapLevelEditorToolboxCustomGadgets()
5799 {
5800   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5801 }
5802
5803 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5804 {
5805   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5806   int i;
5807
5808   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5809   {
5810     if (i != GADGET_ID_SINGLE_ITEMS &&
5811         i != GADGET_ID_PROPERTIES &&
5812         i != GADGET_ID_PICK_ELEMENT)
5813     {
5814       struct GadgetInfo *gi = level_editor_gadget[i];
5815
5816       if (map)
5817         MapGadget(gi);
5818       else
5819       {
5820         UnmapGadget(gi);
5821
5822         BlitBitmap(gd_bitmap, drawto,
5823                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5824                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5825                    gi->width, gi->height, gi->x, gi->y);
5826
5827         redraw_mask |= REDRAW_DOOR_3;
5828       }
5829     }
5830   }
5831 }
5832
5833 static void MapLevelEditorToolboxDrawingGadgets()
5834 {
5835   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5836 }
5837
5838 static void UnmapLevelEditorToolboxDrawingGadgets()
5839 {
5840   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5841 }
5842
5843 static void UnmapDrawingArea(int id)
5844 {
5845   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5846 }
5847
5848 static void UnmapLevelEditorWindowGadgets()
5849 {
5850   int i;
5851
5852   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5853     if (level_editor_gadget[i]->x < SX + SXSIZE)
5854       UnmapGadget(level_editor_gadget[i]);
5855 }
5856
5857 void UnmapLevelEditorGadgets()
5858 {
5859   int i;
5860
5861   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5862     UnmapGadget(level_editor_gadget[i]);
5863 }
5864
5865 static void ResetUndoBuffer()
5866 {
5867   undo_buffer_position = -1;
5868   undo_buffer_steps = -1;
5869   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5870
5871   level.changed = FALSE;
5872 }
5873
5874 static void DrawEditModeWindow()
5875 {
5876   ModifyEditorElementList();
5877   RedrawDrawingElements();
5878
5879   if (edit_mode == ED_MODE_INFO)
5880     DrawLevelInfoWindow();
5881   else if (edit_mode == ED_MODE_PROPERTIES)
5882     DrawPropertiesWindow();
5883   else  /* edit_mode == ED_MODE_DRAWING */
5884     DrawDrawingWindow();
5885 }
5886
5887 static boolean LevelChanged()
5888 {
5889   boolean field_changed = FALSE;
5890   int x, y;
5891
5892   if (leveldir_current->readonly)
5893     return FALSE;
5894
5895   for (y = 0; y < lev_fieldy; y++)
5896     for (x = 0; x < lev_fieldx; x++)
5897       if (Feld[x][y] != level.field[x][y])
5898         field_changed = TRUE;
5899
5900   return (level.changed || field_changed);
5901 }
5902
5903 static boolean LevelContainsPlayer()
5904 {
5905   boolean player_found = FALSE;
5906   int x, y;
5907
5908   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
5909
5910   for (y = 0; y < lev_fieldy; y++)
5911     for (x = 0; x < lev_fieldx; x++)
5912       if (Feld[x][y] == EL_PLAYER_1 ||
5913           Feld[x][y] == EL_SP_MURPHY)
5914         player_found = TRUE;
5915
5916   return player_found;
5917 }
5918
5919 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5920                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5921 {
5922   int x, y;
5923
5924   for (x = 0; x < lev_fieldx; x++)
5925     for (y = 0; y < lev_fieldy; y++)
5926       dst[x][y] = src[x][y];
5927 }
5928
5929 static int setSelectboxValue(int selectbox_id, int new_value)
5930 {
5931   int new_index_value = 0;
5932   int i;
5933
5934   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5935     if (selectbox_info[selectbox_id].options[i].value == new_value)
5936       new_index_value = i;
5937
5938   *selectbox_info[selectbox_id].value =
5939     selectbox_info[selectbox_id].options[new_index_value].value;
5940
5941   return new_index_value;
5942 }
5943
5944 static void setSelectboxSpecialActionOptions()
5945 {
5946   int i;
5947
5948   /* change action mode and arg selectbox according to action type selectbox */
5949   for (i = 0; action_arg_options[i].value != -1; i++)
5950   {
5951     if (action_arg_options[i].value == custom_element_change.action_type)
5952     {
5953       int mode = action_arg_options[i].mode;
5954
5955       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
5956                                    action_arg_modes[mode]);
5957       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
5958                                  custom_element_change.action_mode);
5959
5960       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
5961                                    action_arg_options[i].options);
5962       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
5963                                  custom_element_change.action_arg);
5964     }
5965   }
5966 }
5967
5968 static void copy_custom_element_settings(int element_from, int element_to)
5969 {
5970   struct ElementInfo *ei_from = &element_info[element_from];
5971   struct ElementInfo *ei_to = &element_info[element_to];
5972   int i, x, y;
5973
5974   /* ---------- copy element description ---------- */
5975   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5976     ei_to->description[i] = ei_from->description[i];
5977
5978   /* ---------- copy element base properties ---------- */
5979   Properties[element_to][EP_BITFIELD_BASE] =
5980     Properties[element_from][EP_BITFIELD_BASE];
5981
5982   /* ---------- copy custom property values ---------- */
5983
5984   ei_to->use_gfx_element = ei_from->use_gfx_element;
5985   ei_to->gfx_element = ei_from->gfx_element;
5986
5987   ei_to->access_direction = ei_from->access_direction;
5988
5989   ei_to->collect_score_initial = ei_from->collect_score_initial;
5990   ei_to->collect_count_initial = ei_from->collect_count_initial;
5991
5992   ei_to->ce_value_fixed_initial = ei_from->ce_value_fixed_initial;
5993   ei_to->ce_value_random_initial = ei_from->ce_value_random_initial;
5994   ei_to->use_last_ce_value = ei_from->use_last_ce_value;
5995
5996   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5997   ei_to->push_delay_random = ei_from->push_delay_random;
5998   ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
5999   ei_to->drop_delay_random = ei_from->drop_delay_random;
6000   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
6001   ei_to->move_delay_random = ei_from->move_delay_random;
6002
6003   ei_to->move_pattern = ei_from->move_pattern;
6004   ei_to->move_direction_initial = ei_from->move_direction_initial;
6005   ei_to->move_stepsize = ei_from->move_stepsize;
6006
6007   ei_to->move_enter_element = ei_from->move_enter_element;
6008   ei_to->move_leave_element = ei_from->move_leave_element;
6009   ei_to->move_leave_type = ei_from->move_leave_type;
6010
6011   ei_to->slippery_type = ei_from->slippery_type;
6012
6013   for (y = 0; y < 3; y++)
6014     for (x = 0; x < 3; x++)
6015       ei_to->content.e[x][y] = ei_from->content.e[x][y];
6016
6017   ei_to->explosion_type = ei_from->explosion_type;
6018   ei_to->explosion_delay = ei_from->explosion_delay;
6019   ei_to->ignition_delay = ei_from->ignition_delay;
6020
6021   /* ---------- reinitialize and copy change pages ---------- */
6022
6023   ei_to->num_change_pages = ei_from->num_change_pages;
6024   ei_to->current_change_page = ei_from->current_change_page;
6025
6026   setElementChangePages(ei_to, ei_to->num_change_pages);
6027
6028   for (i=0; i < ei_to->num_change_pages; i++)
6029     ei_to->change_page[i] = ei_from->change_page[i];
6030
6031   /* ---------- copy group element info ---------- */
6032   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
6033     *ei_to->group = *ei_from->group;
6034
6035   /* mark this custom element as modified */
6036   ei_to->modified_settings = TRUE;
6037 }
6038
6039 static void replace_custom_element_in_settings(int element_from,
6040                                                int element_to)
6041 {
6042   int i, j, x, y;
6043
6044   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
6045   {
6046     struct ElementInfo *ei = &element_info[i];
6047
6048     for (y = 0; y < 3; y++)
6049       for (x = 0; x < 3; x++)
6050         if (ei->content.e[x][y] == element_from)
6051           ei->content.e[x][y] = element_to;
6052
6053     for (j = 0; j < ei->num_change_pages; j++)
6054     {
6055       struct ElementChangeInfo *change = &ei->change_page[j];
6056
6057       if (change->target_element == element_from)
6058         change->target_element = element_to;
6059
6060       if (change->trigger_element == element_from)
6061         change->trigger_element = element_to;
6062
6063       for (y = 0; y < 3; y++)
6064         for (x = 0; x < 3; x++)
6065           if (change->target_content.e[x][y] == element_from)
6066             change->target_content.e[x][y] = element_to;
6067     }
6068
6069     if (ei->group != NULL)                              /* group or internal */
6070       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
6071         if (ei->group->element[j] == element_from)
6072           ei->group->element[j] = element_to;
6073   }
6074 }
6075
6076 static void replace_custom_element_in_playfield(int element_from,
6077                                                 int element_to)
6078 {
6079   int x, y;
6080
6081   for (x = 0; x < lev_fieldx; x++)
6082     for (y = 0; y < lev_fieldy; y++)
6083       if (Feld[x][y] == element_from)
6084         Feld[x][y] = element_to;
6085 }
6086
6087 static boolean CopyCustomElement(int element_old, int element_new,
6088                                  int copy_mode)
6089 {
6090   if (copy_mode == GADGET_ID_CUSTOM_COPY)
6091   {
6092     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
6093                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6094     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6095   }
6096   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
6097   {
6098     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
6099                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6100     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6101
6102     level.changed = TRUE;
6103   }
6104   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
6105   {
6106     Request("Please choose custom element !", REQ_CONFIRM);
6107
6108     return FALSE;
6109   }
6110   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
6111   {
6112     Request("Please choose group element !", REQ_CONFIRM);
6113
6114     return FALSE;
6115   }
6116   else
6117   {
6118     level.changed = TRUE;
6119   }
6120
6121   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
6122   {
6123     copy_custom_element_settings(element_new, element_old);
6124   }
6125   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
6126   {
6127     copy_custom_element_settings(element_old, element_new);
6128   }
6129   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
6130   {
6131     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
6132     copy_custom_element_settings(element_new, element_old);
6133     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
6134
6135     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
6136     replace_custom_element_in_settings(element_new, element_old);
6137     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
6138
6139     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
6140     replace_custom_element_in_playfield(element_new, element_old);
6141     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
6142   }
6143
6144   UpdateCustomElementGraphicGadgets();
6145   DrawPropertiesWindow();
6146
6147   return TRUE;
6148 }
6149
6150 static void CopyCustomElementPropertiesToEditor(int element)
6151 {
6152   int i;
6153   int current_change_page = element_info[element].current_change_page;
6154
6155   /* dynamically (re)build selectbox for selecting change page */
6156   for (i = 0; i < element_info[element].num_change_pages; i++)
6157   {
6158     sprintf(options_change_page_strings[i], "%d", i + 1);
6159
6160     options_change_page[i].value = i;
6161     options_change_page[i].text = options_change_page_strings[i];
6162   }
6163
6164   options_change_page[i].value = -1;
6165   options_change_page[i].text = NULL;
6166
6167   /* needed here to initialize combined element properties */
6168   InitElementPropertiesEngine(level.game_version);
6169
6170   element_info[element].change =
6171     &element_info[element].change_page[current_change_page];
6172
6173   custom_element = element_info[element];
6174   custom_element_change = *element_info[element].change;
6175
6176   /* needed to initially set selectbox options for special action options */
6177   setSelectboxSpecialActionOptions();
6178
6179   /* needed to initially set selectbox value variables to reliable defaults */
6180   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6181     setSelectboxValue(i, *selectbox_info[i].value);
6182
6183   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6184     custom_element_properties[i] = HAS_PROPERTY(element, i);
6185
6186   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6187     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
6188
6189   /* ---------- element settings: configure (custom elements) ------------- */
6190
6191   /* set accessible layer selectbox help value */
6192   custom_element.access_type =
6193     (IS_WALKABLE(element) ? EP_WALKABLE :
6194      IS_PASSABLE(element) ? EP_PASSABLE :
6195      custom_element.access_type);
6196   custom_element.access_layer =
6197     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
6198      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
6199      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
6200      custom_element.access_layer);
6201   custom_element.access_protected =
6202     (IS_PROTECTED(element) ? 1 : 0);
6203   custom_element_properties[EP_ACCESSIBLE] =
6204     (IS_ACCESSIBLE_OVER(element) ||
6205      IS_ACCESSIBLE_INSIDE(element) ||
6206      IS_ACCESSIBLE_UNDER(element));
6207
6208   /* set walk-to-object action selectbox help value */
6209   custom_element.walk_to_action =
6210     (IS_DIGGABLE(element) ? EP_DIGGABLE :
6211      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
6212      IS_DROPPABLE(element) ? EP_DROPPABLE :
6213      IS_THROWABLE(element) ? EP_THROWABLE :
6214      IS_PUSHABLE(element) ? EP_PUSHABLE :
6215      custom_element.walk_to_action);
6216   custom_element_properties[EP_WALK_TO_OBJECT] =
6217     (IS_DIGGABLE(element) ||
6218      IS_COLLECTIBLE_ONLY(element) ||
6219      IS_DROPPABLE(element) ||
6220      IS_THROWABLE(element) ||
6221      IS_PUSHABLE(element));
6222
6223   /* set smash targets selectbox help value */
6224   custom_element.smash_targets =
6225     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
6226      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
6227      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
6228      custom_element.smash_targets);
6229   custom_element_properties[EP_CAN_SMASH] =
6230     (CAN_SMASH_EVERYTHING(element) ||
6231      CAN_SMASH_ENEMIES(element) ||
6232      CAN_SMASH_PLAYER(element));
6233
6234   /* set deadliness selectbox help value */
6235   custom_element.deadliness =
6236     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
6237      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
6238      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
6239      custom_element.deadliness);
6240   custom_element_properties[EP_DEADLY] =
6241     (DONT_TOUCH(element) ||
6242      DONT_COLLIDE_WITH(element) ||
6243      DONT_RUN_INTO(element));
6244
6245   /* ---------- element settings: advanced (custom elements) --------------- */
6246
6247   /* set "change by direct action" selectbox help value */
6248   custom_element_change.direct_action =
6249     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6250      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6251      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6252      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6253      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6254      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6255      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6256      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6257      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6258      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6259      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6260      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6261      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
6262      custom_element_change.direct_action);
6263
6264   /* set "change by other element action" selectbox help value */
6265   custom_element_change.other_action =
6266     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
6267      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
6268      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
6269      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
6270      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
6271      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
6272      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
6273      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
6274      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
6275      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
6276      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
6277      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6278      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6279      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6280      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
6281      custom_element_change.other_action);
6282 }
6283
6284 static void CopyGroupElementPropertiesToEditor(int element)
6285 {
6286   group_element_info = *element_info[element].group;
6287   custom_element = element_info[element];       /* needed for description */
6288 }
6289
6290 static void CopyClassicElementPropertiesToEditor(int element)
6291 {
6292   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6293     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6294       getMoveIntoAcidProperty(&level, element);
6295
6296   if (MAYBE_DONT_COLLIDE_WITH(element))
6297     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6298       getDontCollideWithProperty(&level, element);
6299 }
6300
6301 static void CopyElementPropertiesToEditor(int element)
6302 {
6303   if (IS_CUSTOM_ELEMENT(element))
6304     CopyCustomElementPropertiesToEditor(element);
6305   else if (IS_GROUP_ELEMENT(element))
6306     CopyGroupElementPropertiesToEditor(element);
6307   else
6308     CopyClassicElementPropertiesToEditor(element);
6309 }
6310
6311 static void CopyCustomElementPropertiesToGame(int element)
6312 {
6313   int i;
6314   int access_type_and_layer;
6315
6316   /* mark that this custom element has been modified */
6317   custom_element.modified_settings = TRUE;
6318   level.changed = TRUE;
6319
6320   if (level.use_custom_template)
6321   {
6322     if (Request("Copy and modify level template ?", REQ_ASK))
6323     {
6324       level.use_custom_template = FALSE;
6325       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6326                    GDI_CHECKED, FALSE, GDI_END);
6327     }
6328     else
6329     {
6330       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6331
6332       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6333     }
6334   }
6335
6336   element_info[element] = custom_element;
6337   *element_info[element].change = custom_element_change;
6338
6339   /* ---------- element settings: configure (custom elements) ------------- */
6340
6341   /* set accessible property from checkbox and selectbox */
6342   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6343   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6344   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6345   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6346   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6347   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6348   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6349                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6350                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6351   custom_element_properties[access_type_and_layer] =
6352     custom_element_properties[EP_ACCESSIBLE];
6353   custom_element_properties[EP_PROTECTED] =
6354     (custom_element.access_protected != 0 &&
6355      custom_element_properties[EP_ACCESSIBLE]);
6356
6357   /* set walk-to-object property from checkbox and selectbox */
6358   custom_element_properties[EP_DIGGABLE] = FALSE;
6359   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
6360   custom_element_properties[EP_DROPPABLE] = FALSE;
6361   custom_element_properties[EP_THROWABLE] = FALSE;
6362   custom_element_properties[EP_PUSHABLE] = FALSE;
6363   custom_element_properties[custom_element.walk_to_action] =
6364     custom_element_properties[EP_WALK_TO_OBJECT];
6365
6366   /* set smash property from checkbox and selectbox */
6367   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
6368   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
6369   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
6370   custom_element_properties[custom_element.smash_targets] =
6371     custom_element_properties[EP_CAN_SMASH];
6372
6373   /* set deadliness property from checkbox and selectbox */
6374   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
6375   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
6376   custom_element_properties[EP_DONT_TOUCH] = FALSE;
6377   custom_element_properties[custom_element.deadliness] =
6378     custom_element_properties[EP_DEADLY];
6379
6380   /* ---------- element settings: advanced (custom elements) --------------- */
6381
6382   /* set player change event from checkbox and selectbox */
6383   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
6384   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
6385   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
6386   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
6387   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
6388   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
6389   custom_element_change_events[CE_SWITCHED] = FALSE;
6390   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
6391   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
6392   custom_element_change_events[CE_BLOCKED] = FALSE;
6393   custom_element_change_events[CE_IMPACT] = FALSE;
6394   custom_element_change_events[CE_SMASHED] = FALSE;
6395   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
6396   custom_element_change_events[custom_element_change.direct_action] =
6397     custom_element_change_events[CE_BY_DIRECT_ACTION];
6398
6399   /* set other element action change event from checkbox and selectbox */
6400   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
6401   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
6402   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
6403   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
6404   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
6405   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
6406   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
6407   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
6408   custom_element_change_events[CE_TOUCHING_X] = FALSE;
6409   custom_element_change_events[CE_HITTING_X] = FALSE;
6410   custom_element_change_events[CE_HIT_BY_X] = FALSE;
6411   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
6412   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
6413   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
6414   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
6415   custom_element_change_events[custom_element_change.other_action] =
6416     custom_element_change_events[CE_BY_OTHER_ACTION];
6417
6418   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6419     SET_PROPERTY(element, i, custom_element_properties[i]);
6420
6421   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6422     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
6423
6424   /* copy change events also to special level editor variable */
6425   custom_element = element_info[element];
6426   custom_element_change = *element_info[element].change;
6427 }
6428
6429 static void CopyGroupElementPropertiesToGame(int element)
6430 {
6431   element_info[element] = custom_element;
6432   *element_info[element].group = group_element_info;
6433
6434   /* mark that this group element has been modified */
6435   element_info[element].modified_settings = TRUE;
6436   level.changed = TRUE;
6437 }
6438
6439 static void CopyClassicElementPropertiesToGame(int element)
6440 {
6441   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6442     setMoveIntoAcidProperty(&level, element,
6443                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
6444
6445   if (MAYBE_DONT_COLLIDE_WITH(element))
6446     setDontCollideWithProperty(&level, element,
6447                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
6448 }
6449
6450 static void CopyElementPropertiesToGame(int element)
6451 {
6452   if (IS_CUSTOM_ELEMENT(element))
6453     CopyCustomElementPropertiesToGame(element);
6454   else if (IS_GROUP_ELEMENT(element))
6455     CopyGroupElementPropertiesToGame(element);
6456   else
6457     CopyClassicElementPropertiesToGame(element);
6458 }
6459
6460 void DrawLevelEd()
6461 {
6462   CloseDoor(DOOR_CLOSE_ALL);
6463   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6464
6465   if (level_editor_test_game)
6466   {
6467     CopyPlayfield(level.field, Feld);
6468     CopyPlayfield(FieldBackup, level.field);
6469
6470     level_editor_test_game = FALSE;
6471   }
6472   else
6473   {
6474     edit_mode = ED_MODE_DRAWING;
6475     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6476
6477     ResetUndoBuffer();
6478
6479     level_xpos = -1;
6480     level_ypos = -1;
6481   }
6482
6483   /* copy default editor door content to main double buffer */
6484   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6485              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6486
6487   /* draw bigger door */
6488   DrawSpecialEditorDoor();
6489
6490   /* draw new control window */
6491   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6492              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6493
6494   redraw_mask |= REDRAW_ALL;
6495
6496   ReinitializeElementListButtons();     /* custom element may look different */
6497
6498   UnmapTapeButtons();
6499   MapControlButtons();
6500
6501   DrawEditModeWindow();
6502
6503   /* copy actual editor door content to door double buffer for OpenDoor() */
6504   BlitBitmap(drawto, bitmap_db_door,
6505              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6506
6507   OpenDoor(DOOR_OPEN_1);
6508 }
6509
6510 static void AdjustDrawingAreaGadgets()
6511 {
6512   int ed_xsize = lev_fieldx + 2;
6513   int ed_ysize = lev_fieldy + 2;
6514   int max_ed_fieldx = MAX_ED_FIELDX;
6515   int max_ed_fieldy = MAX_ED_FIELDY;
6516   boolean horizontal_scrollbar_needed;
6517   boolean vertical_scrollbar_needed;
6518   int x, y, width, height;
6519   int xoffset, yoffset;
6520
6521   /* check if we need any scrollbars */
6522   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6523   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6524
6525   /* check if we have a smaller editor field because of scrollbars */
6526   if (horizontal_scrollbar_needed)
6527     max_ed_fieldy = MAX_ED_FIELDY - 1;
6528   if (vertical_scrollbar_needed)
6529     max_ed_fieldx = MAX_ED_FIELDX - 1;
6530
6531   /* check again if we now need more scrollbars because of less space */
6532   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6533   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6534
6535   /* check if editor field gets even smaller after adding new scrollbars */
6536   if (horizontal_scrollbar_needed)
6537     max_ed_fieldy = MAX_ED_FIELDY - 1;
6538   if (vertical_scrollbar_needed)
6539     max_ed_fieldx = MAX_ED_FIELDX - 1;
6540
6541   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6542   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6543
6544   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6545                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6546                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6547                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6548                GDI_END);
6549
6550   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6551   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6552
6553   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6554   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6555
6556   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6557   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6558
6559   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6560   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6561
6562   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6563                GDI_WIDTH, width,
6564                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6565                GDI_END);
6566   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6567                GDI_HEIGHT, height,
6568                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6569                GDI_END);
6570 }
6571
6572 static void AdjustLevelScrollPosition()
6573 {
6574   if (level_xpos < -1)
6575     level_xpos = -1;
6576   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6577     level_xpos = lev_fieldx - ed_fieldx + 1;
6578   if (lev_fieldx < ed_fieldx - 2)
6579     level_xpos = -1;
6580
6581   if (level_ypos < -1)
6582     level_ypos = -1;
6583   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6584     level_ypos = lev_fieldy - ed_fieldy + 1;
6585   if (lev_fieldy < ed_fieldy - 2)
6586     level_ypos = -1;
6587 }
6588
6589 static void AdjustEditorScrollbar(int id)
6590 {
6591   struct GadgetInfo *gi = level_editor_gadget[id];
6592   int items_max, items_visible, item_position;
6593
6594   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6595   {
6596     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6597     items_visible = ed_fieldx;
6598     item_position = level_xpos + 1;
6599   }
6600   else
6601   {
6602     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6603     items_visible = ed_fieldy;
6604     item_position = level_ypos + 1;
6605   }
6606
6607   if (item_position > items_max - items_visible)
6608     item_position = items_max - items_visible;
6609
6610   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6611                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6612 }
6613
6614 static void ModifyEditorCounterValue(int counter_id, int new_value)
6615 {
6616   int *counter_value = counterbutton_info[counter_id].value;
6617   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6618   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6619
6620   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6621
6622   if (counter_value != NULL)
6623     *counter_value = gi->textinput.number_value;
6624 }
6625
6626 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6627 {
6628   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6629   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6630
6631   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6632
6633   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
6634       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
6635   {
6636     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
6637     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
6638
6639     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
6640     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_DISTANCE,GDI_END);
6641   }
6642 }
6643
6644 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
6645 {
6646   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6647   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6648   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6649
6650   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6651 }
6652
6653 static void ModifyEditorSelectboxOptions(int selectbox_id,
6654                                          struct ValueTextInfo *options)
6655 {
6656   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6657   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6658
6659   selectbox_info[selectbox_id].options = options;
6660
6661   /* set index to zero -- list may be shorter now (correct later, if needed) */
6662   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
6663                GDI_SELECTBOX_OPTIONS, options, GDI_END);
6664 }
6665
6666 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6667 {
6668   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6669   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6670
6671   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6672 }
6673
6674 static void ModifyEditorElementList()
6675 {
6676   int i;
6677
6678   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6679   {
6680     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6681     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6682     struct GadgetDesign *gd = &gi->deco.design;
6683     int element = editor_elements[element_shift + i];
6684
6685     UnmapGadget(gi);
6686     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6687     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6688     MapGadget(gi);
6689   }
6690 }
6691
6692 static void PickDrawingElement(int button, int element)
6693 {
6694   if (button < 1 || button > 3)
6695     return;
6696
6697   if (button == 1)
6698   {
6699     new_element1 = element;
6700     DrawMiniGraphicExt(drawto,
6701                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6702                        el2edimg(new_element1));
6703   }
6704   else if (button == 2)
6705   {
6706     new_element2 = element;
6707     DrawMiniGraphicExt(drawto,
6708                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6709                        el2edimg(new_element2));
6710   }
6711   else
6712   {
6713     new_element3 = element;
6714     DrawMiniGraphicExt(drawto,
6715                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6716                        el2edimg(new_element3));
6717   }
6718
6719   redraw_mask |= REDRAW_DOOR_1;
6720 }
6721
6722 static void RedrawDrawingElements()
6723 {
6724   PickDrawingElement(1, new_element1);
6725   PickDrawingElement(2, new_element2);
6726   PickDrawingElement(3, new_element3);
6727 }
6728
6729 static void DrawDrawingWindow()
6730 {
6731   stick_element_properties_window = FALSE;
6732
6733   SetMainBackgroundImage(IMG_UNDEFINED);
6734   ClearWindow();
6735
6736   UnmapLevelEditorWindowGadgets();
6737   UnmapLevelEditorToolboxCustomGadgets();
6738
6739   AdjustDrawingAreaGadgets();
6740   AdjustLevelScrollPosition();
6741   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6742   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6743
6744   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6745
6746   MapMainDrawingArea();
6747   MapLevelEditorToolboxDrawingGadgets();
6748 }
6749
6750 static void DrawLevelInfoWindow()
6751 {
6752   int i;
6753
6754   stick_element_properties_window = FALSE;
6755
6756   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6757   ClearWindow();
6758   UnmapLevelEditorWindowGadgets();
6759
6760   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6761            "Level Settings", FONT_TITLE_1);
6762   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6763            "Editor Settings", FONT_TITLE_1);
6764
6765   /* draw counter gadgets */
6766   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6767     MapCounterButtons(i);
6768
6769   /* draw selectbox gadgets */
6770   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6771     MapSelectboxGadget(i);
6772
6773   /* draw checkbutton gadgets */
6774   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6775     MapCheckbuttonGadget(i);
6776
6777   /* draw radiobutton gadgets */
6778   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6779     MapRadiobuttonGadget(i);
6780
6781   /* draw text input gadgets */
6782   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6783     MapTextInputGadget(i);
6784
6785   /* draw drawing area */
6786   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6787 }
6788
6789 static void DrawCustomContentArea()
6790 {
6791   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6792   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6793   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6794   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
6795   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6796   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6797
6798   /* add distance for potential left text (without drawing area border) */
6799   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6800
6801   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6802
6803   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6804 }
6805
6806 static void DrawCustomChangeContentArea()
6807 {
6808   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6809   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6810   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6811   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
6812   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6813   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6814
6815   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6816
6817   MapDrawingArea(id);
6818 }
6819
6820 static void DrawYamYamContentAreas()
6821 {
6822   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6823   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6824   int i;
6825
6826   /* display counter to choose number of element content areas */
6827   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
6828
6829   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6830   {
6831     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
6832
6833     if (i < level.num_yamyam_contents)
6834     {
6835       MapDrawingArea(id);
6836     }
6837     else
6838     {
6839       int font_height = getFontHeight(FONT_TEXT_1);
6840
6841       UnmapDrawingArea(id);
6842
6843       /* delete content areas in case of reducing number of them */
6844       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6845                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6846                      4 * MINI_TILEX,
6847                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6848     }
6849   }
6850
6851   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6852   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6853   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6854 }
6855
6856 static void DrawMagicBallContentAreas()
6857 {
6858   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6859   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6860   int i;
6861
6862   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6863     MapDrawingArea(ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i);
6864
6865   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
6866   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
6867   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
6868 }
6869
6870 static void DrawGroupElementArea(int element)
6871 {
6872   int num_elements = group_element_info.num_elements;
6873   int id = ED_DRAWING_ID_GROUP_CONTENT;
6874   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6875   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6876   int xsize = MAX_ELEMENTS_IN_GROUP;
6877   int ysize = 1;
6878
6879   if (drawingarea_info[id].text_left != NULL)
6880     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6881
6882   UnmapDrawingArea(id);
6883
6884   ModifyEditorDrawingArea(id, num_elements, 1);
6885
6886   /* delete content areas in case of reducing number of them */
6887   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6888
6889   MapDrawingArea(id);
6890 }
6891
6892 static void DrawEnvelopeTextArea(int envelope_nr)
6893 {
6894   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6895   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6896
6897   UnmapGadget(gi);
6898   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6899
6900   if (envelope_nr != -1)
6901     textarea_info[id].value = level.envelope_text[envelope_nr];
6902
6903   ModifyGadget(gi, GDI_AREA_SIZE,
6904                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6905                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6906                GDI_END);
6907
6908   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6909 }
6910
6911 char *getElementDescriptionFilename(int element)
6912 {
6913   char *docs_dir = options.docs_directory;
6914   char *elements_subdir = "elements";
6915   static char *filename = NULL;
6916   char basename[MAX_FILENAME_LEN];
6917
6918   checked_free(filename);
6919
6920   /* 1st try: look for element description file for exactly this element */
6921   sprintf(basename, "%s.txt", element_info[element].token_name);
6922   filename = getPath3(docs_dir, elements_subdir, basename);
6923   if (fileExists(filename))
6924     return filename;
6925
6926   free(filename);
6927
6928   /* 2nd try: look for element description file for this element's class */
6929   sprintf(basename, "%s.txt", element_info[element].class_name);
6930   filename = getPath3(docs_dir, elements_subdir, basename);
6931   if (fileExists(filename))
6932     return filename;
6933
6934   return NULL;
6935 }
6936
6937 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6938 {
6939   int font_height = getFontHeight(font_nr);
6940   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6941   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6942   int sx = SX + pad_x;
6943   int sy = SY + pad_y;
6944   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6945
6946   if (start_line >= max_lines_per_screen)
6947     return FALSE;
6948
6949   DrawText(sx, sy + start_line * font_height, text, font_nr);
6950
6951   return TRUE;
6952 }
6953
6954 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6955 {
6956   int font_nr = FONT_TEXT_2;
6957   int font_width = getFontWidth(font_nr);
6958   int font_height = getFontHeight(font_nr);
6959   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
6960   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6961   int sx = SX + pad_x;
6962   int sy = SY + pad_y + start_line * font_height;
6963   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6964   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6965
6966   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6967                           max_lines_per_screen);
6968 }
6969
6970 static void DrawPropertiesTabulatorGadgets()
6971 {
6972   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6973   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6974   int gd_x = gd->x + gd_gi->border.width / 2;
6975   int gd_y = gd->y + gd_gi->height - 1;
6976   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6977   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6978   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6979   int max_tabs = 4;
6980   int i;
6981
6982   /* draw additional "advanced" tabulator for custom elements */
6983   if (IS_CUSTOM_ELEMENT(properties_element))
6984     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6985
6986   for (i = id_first; i <= id_last; i++)
6987   {
6988     int gadget_id = textbutton_info[i].gadget_id;
6989     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6990     boolean active = (i != edit_mode_properties);
6991
6992     /* use "config 1" and "config 2" instead of "config" */
6993     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6994         IS_CUSTOM_ELEMENT(properties_element))
6995       continue;
6996
6997     /* draw background line below tabulator button */
6998     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6999
7000     /* draw solid line below inactive tabulator buttons */
7001     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
7002       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
7003
7004     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
7005     MapTextbuttonGadget(i);
7006   }
7007
7008   /* draw little border line below tabulator buttons */
7009   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7010     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
7011                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
7012                   ED_GADGET_DISTANCE, tab_color);
7013 }
7014
7015 static void DrawPropertiesInfo()
7016 {
7017   static struct
7018   {
7019     int value;
7020     char *text;
7021   }
7022   properties[] =
7023   {
7024     /* configurable properties */
7025
7026     { EP_WALKABLE_OVER,         "- player can walk over it"             },
7027     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
7028     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
7029     { EP_PASSABLE_OVER,         "- player can pass over it"             },
7030     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
7031     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
7032     { EP_PROTECTED,             "- player is protected by it"           },
7033
7034     { EP_DIGGABLE,              "- can be digged away"                  },
7035     { EP_COLLECTIBLE,           "- can be collected"                    },
7036     { EP_DROPPABLE,             "- can be dropped after collecting"     },
7037     { EP_THROWABLE,             "- can be thrown after collecting"      },
7038     { EP_PUSHABLE,              "- can be pushed"                       },
7039
7040     { EP_CAN_FALL,              "- can fall"                            },
7041     { EP_CAN_MOVE,              "- can move"                            },
7042
7043     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
7044 #if 0
7045     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
7046 #endif
7047     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
7048
7049     { EP_SLIPPERY,              "- slippery for falling elements"       },
7050     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
7051
7052     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
7053     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
7054     { EP_DONT_TOUCH,            "- deadly when touching"                },
7055
7056     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
7057
7058     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
7059     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
7060     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
7061
7062     { EP_CAN_CHANGE,            "- can change to other element"         },
7063
7064     /* pre-defined properties */
7065     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
7066     { EP_SWITCHABLE,            "- can be switched"                     },
7067     { EP_HAS_CONTENT,           "- can contain other elements"          },
7068
7069     { -1,                       NULL                                    }
7070   };
7071   char *filename = getElementDescriptionFilename(properties_element);
7072   char *percentage_text = "In this level:";
7073   char *properties_text = "Standard properties:";
7074   float percentage;
7075   int num_elements_in_level;
7076   int num_standard_properties = 0;
7077   int font1_nr = FONT_TEXT_1;
7078   int font2_nr = FONT_TEXT_2;
7079   int font1_width = getFontWidth(font1_nr);
7080   int font2_height = getFontHeight(font2_nr);
7081   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7082   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7083   int screen_line = 0;
7084   int i, x, y;
7085
7086 #if DEBUG
7087   if (IS_CUSTOM_ELEMENT(properties_element))
7088   {
7089     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7090               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
7091     screen_line++;
7092   }
7093   else if (IS_GROUP_ELEMENT(properties_element))
7094   {
7095     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7096               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
7097     screen_line++;
7098   }
7099 #endif
7100
7101   /* ----- print number of elements / percentage of this element in level */
7102
7103   num_elements_in_level = 0;
7104   for (y = 0; y < lev_fieldy; y++)
7105     for (x = 0; x < lev_fieldx; x++)
7106       if (Feld[x][y] == properties_element)
7107         num_elements_in_level++;
7108   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
7109
7110   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
7111             percentage_text);
7112   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
7113             pad_y + screen_line++ * font2_height, font2_nr,
7114             "%d (%.2f%%)", num_elements_in_level, percentage);
7115
7116   screen_line++;
7117
7118   /* ----- print standard properties of this element */
7119
7120   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
7121             properties_text);
7122
7123   for (i = 0; properties[i].value != -1; i++)
7124   {
7125     if (!HAS_PROPERTY(properties_element, properties[i].value))
7126       continue;
7127
7128     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
7129               properties[i].text);
7130     num_standard_properties++;
7131   }
7132
7133   if (num_standard_properties == 0)
7134     DrawTextS(pad_x + strlen(properties_text) * font1_width,
7135               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
7136
7137   screen_line++;
7138
7139   /* ----- print special description of this element */
7140
7141   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
7142   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
7143     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
7144 }
7145
7146 #define TEXT_COLLECTING         "Score for collecting"
7147 #define TEXT_SMASHING           "Score for smashing"
7148 #define TEXT_SLURPING           "Score for slurping"
7149 #define TEXT_CRACKING           "Score for cracking"
7150 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
7151 #define TEXT_DURATION           "Duration when activated"
7152 #define TEXT_BALL_DELAY         "Element generation delay"
7153 #define TEXT_MOVE_SPEED         "Speed of android moving"
7154 #define TEXT_CLONE_SPEED        "Speed of android cloning"
7155 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
7156 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
7157 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
7158 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
7159 #define TEXT_TIME_BONUS         "Extra time to solve level"
7160
7161 static struct
7162 {
7163   int element;
7164   int *value;
7165   char *text;
7166 } elements_with_counter[] =
7167 {
7168   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
7169   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
7170   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7171   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7172   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7173   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7174   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
7175   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
7176   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
7177   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
7178   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
7179   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
7180   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
7181   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
7182   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
7183   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
7184   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
7185   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
7186   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
7187   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
7188   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7189   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7190   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7191   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7192   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7193   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7194   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7195   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7196   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7197   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7198   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7199   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7200   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7201   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
7202   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
7203   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
7204   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
7205   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7206   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7207   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
7208   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
7209   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
7210   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7211   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
7212   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7213   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
7214   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
7215   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
7216   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
7217   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
7218   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
7219   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
7220   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
7221   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
7222   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
7223   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
7224   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
7225   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
7226   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
7227   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7228   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7229   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7230   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
7231   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
7232   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
7233   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
7234
7235 #if 1
7236   { EL_TIMEGATE_SWITCH, &level.time_timegate,           TEXT_DURATION   },
7237   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
7238   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
7239   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
7240   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
7241   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
7242   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
7243   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
7244   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
7245   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
7246   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
7247   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
7248   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
7249   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
7250 #endif
7251
7252 #if 1
7253   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
7254   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
7255   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
7256   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
7257   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
7258   { EL_ROBOT,           &level.slurp_score,             TEXT_SLURPING   },
7259   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
7260   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
7261 #endif
7262
7263   { -1,                 NULL,                           NULL            }
7264 };
7265
7266 static boolean checkPropertiesConfig(int element)
7267 {
7268   int i;
7269
7270   if (IS_GEM(element) ||
7271       IS_CUSTOM_ELEMENT(element) ||
7272       IS_GROUP_ELEMENT(element) ||
7273       IS_ENVELOPE(element) ||
7274       ELEM_IS_PLAYER(element) ||
7275       HAS_CONTENT(element) ||
7276       CAN_GROW(element) ||
7277       COULD_MOVE_INTO_ACID(element) ||
7278       MAYBE_DONT_COLLIDE_WITH(element))
7279     return TRUE;
7280   else
7281     for (i = 0; elements_with_counter[i].element != -1; i++)
7282       if (elements_with_counter[i].element == element)
7283         return TRUE;
7284
7285   return FALSE;
7286 }
7287
7288 static void DrawPropertiesConfig()
7289 {
7290   int max_num_element_counters = 4;
7291   int num_element_counters = 0;
7292   int i;
7293
7294   if (!checkPropertiesConfig(properties_element))
7295   {
7296     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
7297
7298     return;
7299   }
7300
7301   /* check if there are elements where a value can be chosen for */
7302   for (i = 0; elements_with_counter[i].element != -1; i++)
7303   {
7304     if (elements_with_counter[i].element == properties_element)
7305     {
7306       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
7307
7308       counterbutton_info[counter_id].y =
7309         ED_ELEMENT_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
7310                          (CAN_GROW(properties_element) ? 1 : 0) +
7311                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0) +
7312                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
7313                          num_element_counters);
7314
7315       counterbutton_info[counter_id].value = elements_with_counter[i].value;
7316       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
7317
7318       if (properties_element == EL_GAME_OF_LIFE ||
7319           properties_element == EL_BIOMAZE)
7320       {
7321         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
7322         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
7323       }
7324       else
7325       {
7326         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
7327         counterbutton_info[counter_id].min_value = MIN_SCORE;
7328         counterbutton_info[counter_id].max_value = MAX_SCORE;
7329       }
7330
7331       MapCounterButtons(counter_id);
7332
7333       num_element_counters++;
7334       if (num_element_counters >= max_num_element_counters)
7335         break;
7336     }
7337   }
7338
7339   if (HAS_CONTENT(properties_element))
7340   {
7341     /* draw stickybutton gadget */
7342     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7343
7344     if (IS_AMOEBOID(properties_element))
7345       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
7346     else if (properties_element == EL_YAMYAM)
7347       DrawYamYamContentAreas();
7348   }
7349
7350   if (properties_element == EL_EMC_MAGIC_BALL)
7351     DrawMagicBallContentAreas();
7352
7353   if (ELEM_IS_PLAYER(properties_element))
7354   {
7355     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
7356     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
7357                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
7358                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
7359     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD);
7360     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
7361     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
7362     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DOUBLE_SPEED);
7363   }
7364
7365   if (IS_GEM(properties_element))
7366     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
7367
7368   if (COULD_MOVE_INTO_ACID(properties_element) &&
7369       !ELEM_IS_PLAYER(properties_element) &&
7370       (!IS_CUSTOM_ELEMENT(properties_element) ||
7371        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
7372   {
7373     /* set position for checkbutton for "can move into acid" */
7374     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
7375       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
7376     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
7377       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
7378                        HAS_CONTENT(properties_element) ? 1 : 0);
7379
7380     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
7381   }
7382
7383   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
7384     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
7385
7386   if (properties_element == EL_SPRING)
7387     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
7388
7389   if (properties_element == EL_TIME_ORB_FULL)
7390     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
7391
7392 #if 0
7393   if (properties_element == EL_BALLOON)
7394     MapSelectboxGadget(ED_SELECTBOX_ID_WIND_DIRECTION);
7395 #endif
7396
7397   if (CAN_GROW(properties_element))
7398   {
7399     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
7400       ED_ELEMENT_SETTINGS_YPOS(HAS_CONTENT(properties_element) ? 1 : 0);
7401
7402     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
7403   }
7404
7405   if (IS_ENVELOPE(properties_element))
7406   {
7407     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
7408     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
7409     int envelope_nr = properties_element - EL_ENVELOPE_1;
7410
7411     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
7412     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
7413
7414     /* display counter to choose size of envelope text area */
7415     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
7416     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
7417
7418     DrawEnvelopeTextArea(envelope_nr);
7419   }
7420
7421   if (IS_CUSTOM_ELEMENT(properties_element))
7422   {
7423     /* draw stickybutton gadget */
7424     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7425
7426     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
7427     {
7428       /* draw checkbutton gadgets */
7429       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
7430            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
7431         MapCheckbuttonGadget(i);
7432
7433       /* draw counter gadgets */
7434       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
7435            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
7436         MapCounterButtons(i);
7437
7438       /* draw selectbox gadgets */
7439       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
7440            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
7441         MapSelectboxGadget(i);
7442
7443       /* draw textbutton gadgets */
7444       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7445
7446       /* draw text input gadgets */
7447       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7448
7449       /* draw drawing area gadgets */
7450       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7451     }
7452     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
7453     {
7454       /* draw checkbutton gadgets */
7455       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
7456            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
7457         MapCheckbuttonGadget(i);
7458
7459       /* draw counter gadgets */
7460       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
7461            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
7462         MapCounterButtons(i);
7463
7464       /* draw selectbox gadgets */
7465       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7466            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7467         MapSelectboxGadget(i);
7468
7469       /* draw drawing area gadgets */
7470       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
7471       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
7472       DrawCustomContentArea();
7473     }
7474   }
7475   else if (IS_GROUP_ELEMENT(properties_element))
7476   {
7477     /* draw stickybutton gadget */
7478     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7479
7480     /* draw checkbutton gadgets */
7481     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7482     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7483
7484     /* draw counter gadgets */
7485     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7486
7487     /* draw selectbox gadgets */
7488     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7489
7490     /* draw textbutton gadgets */
7491     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7492
7493     /* draw drawing area gadgets */
7494     DrawGroupElementArea(properties_element);
7495
7496     /* draw text input gadgets */
7497     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7498
7499     /* draw drawing area gadgets */
7500     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7501   }
7502 }
7503
7504 static void DrawPropertiesChangeDrawingAreas()
7505 {
7506   if (IS_CUSTOM_ELEMENT(properties_element))
7507   {
7508     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7509     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7510
7511     DrawCustomChangeContentArea();
7512   }
7513
7514   redraw_mask |= REDRAW_FIELD;
7515 }
7516
7517 static void DrawPropertiesChange()
7518 {
7519   int i;
7520
7521   /* needed to initially set selectbox options for special action options */
7522   setSelectboxSpecialActionOptions();
7523
7524   /* draw stickybutton gadget */
7525   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7526
7527   /* draw checkbutton gadgets */
7528   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7529        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7530     MapCheckbuttonGadget(i);
7531
7532   /* draw counter gadgets */
7533   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7534        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7535     MapCounterButtons(i);
7536
7537   /* draw selectbox gadgets */
7538   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7539        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7540     MapSelectboxGadget(i);
7541
7542   /* draw textbutton gadgets */
7543   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7544        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7545     MapTextbuttonGadget(i);
7546
7547   /* draw graphicbutton gadgets */
7548   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7549        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7550     MapGraphicbuttonGadget(i);
7551
7552   /* draw drawing area gadgets */
7553   DrawPropertiesChangeDrawingAreas();
7554 }
7555
7556 static void DrawElementName(int x, int y, int element)
7557 {
7558   char *element_name = getElementInfoText(element);
7559   int font_nr = FONT_TEXT_1;
7560   int font_width = getFontWidth(font_nr);
7561   int font_height = getFontHeight(font_nr);
7562   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
7563   int max_chars_per_line = max_text_width / font_width;
7564   char buffer[max_chars_per_line + 1];
7565
7566   if (strlen(element_name) <= max_chars_per_line)
7567     DrawTextS(x, y, font_nr, element_name);
7568   else
7569   {
7570     int next_pos = max_chars_per_line;
7571
7572     strncpy(buffer, element_name, max_chars_per_line);
7573     buffer[max_chars_per_line] = '\0';
7574
7575     if (element_name[max_chars_per_line] == ' ')
7576       next_pos++;
7577     else
7578     {
7579       int i;
7580
7581       for (i = max_chars_per_line - 1; i >= 0; i--)
7582         if (buffer[i] == ' ')
7583           break;
7584
7585       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7586       {
7587         buffer[i] = '\0';
7588         next_pos = i + 1;
7589       }
7590     }
7591
7592     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7593
7594     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7595     buffer[max_chars_per_line] = '\0';
7596
7597     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7598   }
7599 }
7600
7601 static void DrawPropertiesWindow()
7602 {
7603   int xstart = 2;
7604   int ystart = 4;
7605
7606   stick_element_properties_window = FALSE;
7607
7608   /* make sure that previous properties edit mode exists for this element */
7609   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7610       !IS_CUSTOM_ELEMENT(properties_element))
7611     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7612
7613   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7614       IS_CUSTOM_ELEMENT(properties_element))
7615     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7616
7617   CopyElementPropertiesToEditor(properties_element);
7618
7619   UnmapLevelEditorWindowGadgets();
7620   UnmapLevelEditorToolboxDrawingGadgets();
7621   UnmapLevelEditorToolboxCustomGadgets();
7622
7623   if (IS_CUSTOM_ELEMENT(properties_element) ||
7624       IS_GROUP_ELEMENT(properties_element))
7625     MapLevelEditorToolboxCustomGadgets();
7626
7627   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7628   ClearWindow();
7629
7630   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7631            "Element Settings", FONT_TITLE_1);
7632
7633   DrawElementBorder(SX + xstart * MINI_TILEX,
7634                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7635                     TILEX, TILEY, FALSE);
7636   DrawGraphicAnimationExt(drawto,
7637                           SX + xstart * MINI_TILEX,
7638                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7639                           el2img(properties_element), -1, NO_MASKING);
7640
7641   FrameCounter = 0;     /* restart animation frame counter */
7642
7643   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7644                   properties_element);
7645
7646   DrawPropertiesTabulatorGadgets();
7647
7648   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7649     DrawPropertiesInfo();
7650   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7651     DrawPropertiesChange();
7652   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7653     DrawPropertiesConfig();
7654 }
7655
7656 static void UpdateCustomElementGraphicGadgets()
7657 {
7658   int i;
7659
7660   ModifyEditorElementList();
7661   RedrawDrawingElements();
7662
7663   /* force redraw of all mapped drawing area gadgets */
7664   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7665   {
7666     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7667
7668     if (gi->mapped)
7669       MapDrawingArea(i);
7670   }
7671 }
7672
7673 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7674 {
7675   int lx = sx + level_xpos;
7676   int ly = sy + level_ypos;
7677
7678   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7679
7680   if (change_level)
7681     Feld[lx][ly] = element;
7682 }
7683
7684 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7685                      int element, boolean change_level)
7686 {
7687   if (from_y == to_y)                   /* horizontal line */
7688   {
7689     int x;
7690     int y = from_y;
7691
7692     if (from_x > to_x)
7693       swap_numbers(&from_x, &to_x);
7694
7695     for (x = from_x; x <= to_x; x++)
7696       DrawLineElement(x, y, element, change_level);
7697   }
7698   else if (from_x == to_x)              /* vertical line */
7699   {
7700     int x = from_x;
7701     int y;
7702
7703     if (from_y > to_y)
7704       swap_numbers(&from_y, &to_y);
7705
7706     for (y = from_y; y <= to_y; y++)
7707       DrawLineElement(x, y, element, change_level);
7708   }
7709   else                                  /* diagonal line */
7710   {
7711     int len_x = ABS(to_x - from_x);
7712     int len_y = ABS(to_y - from_y);
7713     int x, y;
7714
7715     if (len_y < len_x)                  /* a < 1 */
7716     {
7717       float a = (float)len_y / (float)len_x;
7718
7719       if (from_x > to_x)
7720         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7721
7722       for (x = 0; x <= len_x; x++)
7723       {
7724         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7725         DrawLineElement(from_x + x, from_y + y, element, change_level);
7726       }
7727     }
7728     else                                /* a >= 1 */
7729     {
7730       float a = (float)len_x / (float)len_y;
7731
7732       if (from_y > to_y)
7733         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7734
7735       for (y = 0; y <= len_y; y++)
7736       {
7737         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7738         DrawLineElement(from_x + x, from_y + y, element, change_level);
7739       }
7740     }
7741   }
7742 }
7743
7744 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7745                     int element, boolean change_level)
7746 {
7747   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7748   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7749   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7750   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7751 }
7752
7753 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7754                           int element, boolean change_level)
7755 {
7756   int y;
7757
7758   if (from_y > to_y)
7759     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7760
7761   for (y = from_y; y <= to_y; y++)
7762     DrawLine(from_x, y, to_x, y, element, change_level);
7763 }
7764
7765 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7766                        int element, boolean change_level)
7767 {
7768   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7769   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7770   int len_x = ABS(to_x - from_x);
7771   int len_y = ABS(to_y - from_y);
7772   int radius, x, y;
7773
7774   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7775
7776   /* not optimal (some points get drawn twice) but simple,
7777      and fast enough for the few points we are drawing */
7778
7779   for (x = 0; x <= radius; x++)
7780   {
7781     int sx, sy, lx, ly;
7782
7783     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7784
7785     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7786     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7787     lx = sx + level_xpos;
7788     ly = sy + level_ypos;
7789
7790     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7791       DrawLineElement(sx, sy, element, change_level);
7792   }
7793
7794   for (y = 0; y <= radius; y++)
7795   {
7796     int sx, sy, lx, ly;
7797
7798     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7799
7800     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7801     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7802     lx = sx + level_xpos;
7803     ly = sy + level_ypos;
7804
7805     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7806       DrawLineElement(sx, sy, element, change_level);
7807   }
7808 }
7809
7810 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7811                     int element, boolean change_level)
7812 {
7813   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7814   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7815
7816   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7817 }
7818
7819 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7820
7821 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7822 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7823                        int element, boolean change_level)
7824 {
7825   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7826   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7827   int mirror_to_x2 = from_x - (to_x2 - from_x);
7828   int mirror_to_y2 = from_y - (to_y2 - from_y);
7829
7830   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7831   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7832   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7833   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7834 }
7835 #endif
7836
7837 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7838 {
7839   int from_sx, from_sy;
7840   int to_sx, to_sy;
7841
7842   if (from_x > to_x)
7843     swap_numbers(&from_x, &to_x);
7844
7845   if (from_y > to_y)
7846     swap_numbers(&from_y, &to_y);
7847
7848   from_sx = SX + from_x * MINI_TILEX;
7849   from_sy = SY + from_y * MINI_TILEY;
7850   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7851   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7852
7853   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7854   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7855   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7856   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7857
7858   if (from_x == to_x && from_y == to_y)
7859     MarkTileDirty(from_x/2, from_y/2);
7860   else
7861     redraw_mask |= REDRAW_FIELD;
7862 }
7863
7864 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7865                        int element, boolean change_level)
7866 {
7867   if (element == -1 || change_level)
7868     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7869   else
7870     DrawAreaBorder(from_x, from_y, to_x, to_y);
7871 }
7872
7873 /* values for CopyBrushExt() */
7874 #define CB_AREA_TO_BRUSH        0
7875 #define CB_BRUSH_TO_CURSOR      1
7876 #define CB_BRUSH_TO_LEVEL       2
7877 #define CB_DELETE_OLD_CURSOR    3
7878 #define CB_DUMP_BRUSH           4
7879 #define CB_DUMP_BRUSH_SMALL     5
7880
7881 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7882                          int button, int mode)
7883 {
7884   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7885   static int brush_width, brush_height;
7886   static int last_cursor_x = -1, last_cursor_y = -1;
7887   static boolean delete_old_brush;
7888   int new_element = BUTTON_ELEMENT(button);
7889   int x, y;
7890
7891   if (mode == CB_DUMP_BRUSH ||
7892       mode == CB_DUMP_BRUSH_SMALL)
7893   {
7894     if (!draw_with_brush)
7895     {
7896       Error(ERR_WARN, "no brush selected");
7897
7898       return;
7899     }
7900
7901     for (y = 0; y < brush_height; y++)
7902     {
7903       for (x = 0; x < brush_width; x++)
7904       {
7905         int element = brush_buffer[x][y];
7906         int element_mapped = element;
7907
7908         if (IS_CUSTOM_ELEMENT(element))
7909           element_mapped = EL_CUSTOM_START;
7910         else if (IS_GROUP_ELEMENT(element))
7911           element_mapped = EL_GROUP_START;
7912         else if (element >= NUM_FILE_ELEMENTS)
7913           element_mapped = EL_UNKNOWN;
7914
7915         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
7916       }
7917
7918       printf("\n");
7919     }
7920
7921     return;
7922   }
7923
7924   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7925     return;
7926
7927   if (mode == CB_AREA_TO_BRUSH)
7928   {
7929     int from_lx, from_ly;
7930
7931     if (from_x > to_x)
7932       swap_numbers(&from_x, &to_x);
7933
7934     if (from_y > to_y)
7935       swap_numbers(&from_y, &to_y);
7936
7937     brush_width = to_x - from_x + 1;
7938     brush_height = to_y - from_y + 1;
7939
7940     from_lx = from_x + level_xpos;
7941     from_ly = from_y + level_ypos;
7942
7943     for (y = 0; y < brush_height; y++)
7944     {
7945       for (x=0; x < brush_width; x++)
7946       {
7947         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7948
7949         if (button != 1)
7950           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7951       }
7952     }
7953
7954     if (button != 1)
7955       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7956
7957     delete_old_brush = FALSE;
7958   }
7959   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7960            mode == CB_BRUSH_TO_LEVEL)
7961   {
7962     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7963     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7964     int cursor_from_x = cursor_x - brush_width / 2;
7965     int cursor_from_y = cursor_y - brush_height / 2;
7966     int border_from_x = cursor_x, border_from_y = cursor_y;
7967     int border_to_x = cursor_x, border_to_y = cursor_y;
7968
7969     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7970       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7971
7972     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7973         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7974     {
7975       delete_old_brush = FALSE;
7976       return;
7977     }
7978
7979     for (y = 0; y < brush_height; y++)
7980     {
7981       for (x = 0; x < brush_width; x++)
7982       {
7983         int sx = cursor_from_x + x;
7984         int sy = cursor_from_y + y;
7985         int lx = sx + level_xpos;
7986         int ly = sy + level_ypos;
7987         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7988         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7989                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7990                        brush_buffer[x][y] : new_element);
7991
7992         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7993         {
7994           if (sx < border_from_x)
7995             border_from_x = sx;
7996           else if (sx > border_to_x)
7997             border_to_x = sx;
7998           if (sy < border_from_y)
7999             border_from_y = sy;
8000           else if (sy > border_to_y)
8001             border_to_y = sy;
8002
8003           DrawLineElement(sx, sy, element, change_level);
8004         }
8005       }
8006     }
8007
8008     if (mode != CB_DELETE_OLD_CURSOR)
8009       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
8010
8011     last_cursor_x = cursor_x;
8012     last_cursor_y = cursor_y;
8013     delete_old_brush = TRUE;
8014   }
8015 }
8016
8017 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
8018                             int button)
8019 {
8020   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
8021 }
8022
8023 static void CopyBrushToLevel(int x, int y, int button)
8024 {
8025   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
8026 }
8027
8028 static void CopyBrushToCursor(int x, int y)
8029 {
8030   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
8031 }
8032
8033 static void DeleteBrushFromCursor()
8034 {
8035   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
8036 }
8037
8038 void DumpBrush()
8039 {
8040   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
8041 }
8042
8043 void DumpBrush_Small()
8044 {
8045   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
8046 }
8047
8048 static void FloodFill(int from_x, int from_y, int fill_element)
8049 {
8050   int i,x,y;
8051   int old_element;
8052   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
8053   static int safety = 0;
8054
8055   /* check if starting field still has the desired content */
8056   if (Feld[from_x][from_y] == fill_element)
8057     return;
8058
8059   safety++;
8060
8061   if (safety > lev_fieldx*lev_fieldy)
8062     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
8063
8064   old_element = Feld[from_x][from_y];
8065   Feld[from_x][from_y] = fill_element;
8066
8067   for (i = 0; i < 4; i++)
8068   {
8069     x = from_x + check[i][0];
8070     y = from_y + check[i][1];
8071
8072     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
8073       FloodFill(x, y, fill_element);
8074   }
8075
8076   safety--;
8077 }
8078
8079 /* values for DrawLevelText() modes */
8080 #define TEXT_INIT               0
8081 #define TEXT_SETCURSOR          1
8082 #define TEXT_WRITECHAR          2
8083 #define TEXT_BACKSPACE          3
8084 #define TEXT_NEWLINE            4
8085 #define TEXT_END                5
8086 #define TEXT_QUERY_TYPING       6
8087
8088 static int DrawLevelText(int sx, int sy, char letter, int mode)
8089 {
8090   static short delete_buffer[MAX_LEV_FIELDX];
8091   static int start_sx, start_sy;
8092   static int last_sx, last_sy;
8093   static boolean typing = FALSE;
8094   int letter_element = EL_CHAR_ASCII0 + letter;
8095   int lx = 0, ly = 0;
8096
8097   /* map lower case letters to upper case and convert special characters */
8098   if (letter >= 'a' && letter <= 'z')
8099     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
8100   else if (letter == 'ä' || letter == 'Ä')
8101     letter_element = EL_CHAR_AUMLAUT;
8102   else if (letter == 'ö' || letter == 'Ö')
8103     letter_element = EL_CHAR_OUMLAUT;
8104   else if (letter == 'ü' || letter == 'Ü')
8105     letter_element = EL_CHAR_UUMLAUT;
8106   else if (letter == '^')
8107     letter_element = EL_CHAR_COPYRIGHT;
8108   else
8109     letter_element = EL_CHAR_ASCII0 + letter;
8110
8111   if (mode != TEXT_INIT)
8112   {
8113     if (!typing)
8114       return FALSE;
8115
8116     if (mode != TEXT_SETCURSOR)
8117     {
8118       sx = last_sx;
8119       sy = last_sy;
8120     }
8121
8122     lx = last_sx + level_xpos;
8123     ly = last_sy + level_ypos;
8124   }
8125
8126   switch (mode)
8127   {
8128     case TEXT_INIT:
8129       if (typing)
8130         DrawLevelText(0, 0, 0, TEXT_END);
8131
8132       typing = TRUE;
8133       start_sx = last_sx = sx;
8134       start_sy = last_sy = sy;
8135       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
8136       break;
8137
8138     case TEXT_SETCURSOR:
8139       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
8140       DrawAreaBorder(sx, sy, sx, sy);
8141       last_sx = sx;
8142       last_sy = sy;
8143       break;
8144
8145     case TEXT_WRITECHAR:
8146       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
8147       {
8148         delete_buffer[sx - start_sx] = Feld[lx][ly];
8149         Feld[lx][ly] = letter_element;
8150
8151         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
8152           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
8153         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
8154           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8155         else
8156           DrawLevelText(0, 0, 0, TEXT_END);
8157
8158         level.changed = TRUE;
8159       }
8160       break;
8161
8162     case TEXT_BACKSPACE:
8163       if (sx > start_sx)
8164       {
8165         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
8166         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
8167         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
8168       }
8169       break;
8170
8171     case TEXT_NEWLINE:
8172       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
8173         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
8174       else
8175         DrawLevelText(0, 0, 0, TEXT_END);
8176       break;
8177
8178     case TEXT_END:
8179       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8180       DrawMiniElement(sx, sy, Feld[lx][ly]);
8181       typing = FALSE;
8182       break;
8183
8184     case TEXT_QUERY_TYPING:
8185       break;
8186
8187     default:
8188       break;
8189   }
8190
8191   return typing;
8192 }
8193
8194 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
8195                           int element, boolean change_level)
8196 {
8197   int lx = sx + level_xpos;
8198   int ly = sy + level_ypos;
8199
8200   if (element == -1)
8201     DrawMiniElement(sx, sy, Feld[lx][ly]);
8202   else
8203     DrawAreaBorder(sx, sy, sx, sy);
8204 }
8205
8206 static void CopyLevelToUndoBuffer(int mode)
8207 {
8208   static boolean accumulated_undo = FALSE;
8209   boolean new_undo_buffer_position = TRUE;
8210   int last_border_element;
8211   int x, y;
8212
8213   switch (mode)
8214   {
8215     case UNDO_IMMEDIATE:
8216       accumulated_undo = FALSE;
8217       break;
8218
8219     case UNDO_ACCUMULATE:
8220       if (accumulated_undo)
8221         new_undo_buffer_position = FALSE;
8222       accumulated_undo = TRUE;
8223       break;
8224
8225     default:
8226       break;
8227   }
8228
8229   if (new_undo_buffer_position)
8230   {
8231     /* new position in undo buffer ring */
8232     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
8233
8234     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
8235       undo_buffer_steps++;
8236   }
8237
8238   for (x = 0; x < lev_fieldx; x++)
8239     for (y = 0; y < lev_fieldy; y++)
8240       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
8241
8242   /* check if drawing operation forces change of border style */
8243   last_border_element = BorderElement;
8244   SetBorderElement();
8245   if (BorderElement != last_border_element)
8246     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8247
8248   level.changed = TRUE;
8249 }
8250
8251 static void RandomPlacement(int new_element)
8252 {
8253   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
8254   int num_free_positions = 0;
8255   int num_percentage, num_elements;
8256   int x, y;
8257
8258   /* determine number of free positions for randomly placing the new element */
8259   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
8260   {
8261     free_position[x][y] =
8262       (random_placement_background_restricted ?
8263        Feld[x][y] == random_placement_background_element :
8264        Feld[x][y] != new_element);
8265
8266     if (free_position[x][y])
8267       num_free_positions++;
8268   }
8269
8270   /* determine number of new elements to place there */
8271   num_percentage = num_free_positions * random_placement_value / 100;
8272   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
8273                   num_percentage : random_placement_value);
8274
8275   /* if less free positions than elements to place, fill all these positions */
8276   if (num_free_positions < num_elements)
8277   {
8278     for (x = 0; x < lev_fieldx; x++)
8279       for (y = 0; y < lev_fieldy; y++)
8280         if (free_position[x][y])
8281           Feld[x][y] = new_element;
8282   }
8283   else
8284   {
8285     while (num_elements > 0)
8286     {
8287       x = RND(lev_fieldx);
8288       y = RND(lev_fieldy);
8289
8290       /* don't place element at the same position twice */
8291       if (free_position[x][y])
8292       {
8293         free_position[x][y] = FALSE;
8294         Feld[x][y] = new_element;
8295         num_elements--;
8296       }
8297     }
8298   }
8299
8300   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8301   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8302 }
8303
8304 void WrapLevel(int dx, int dy)
8305 {
8306   int wrap_dx = lev_fieldx - dx;
8307   int wrap_dy = lev_fieldy - dy;
8308   int x, y;
8309
8310   for (x = 0; x < lev_fieldx; x++)
8311     for (y = 0; y < lev_fieldy; y++)
8312       FieldBackup[x][y] = Feld[x][y];
8313
8314   for (x = 0; x < lev_fieldx; x++)
8315     for (y = 0; y < lev_fieldy; y++)
8316       Feld[x][y] =
8317         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
8318
8319   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8320   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
8321 }
8322
8323 static void HandleDrawingAreas(struct GadgetInfo *gi)
8324 {
8325   static boolean started_inside_drawing_area = FALSE;
8326   int id = gi->custom_id;
8327   boolean button_press_event;
8328   boolean button_release_event;
8329   boolean inside_drawing_area = !gi->event.off_borders;
8330   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
8331   int actual_drawing_function;
8332   int button = gi->event.button;
8333   int new_element = BUTTON_ELEMENT(button);
8334   int sx = gi->event.x, sy = gi->event.y;
8335   int min_sx = 0, min_sy = 0;
8336   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
8337   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
8338   int lx = 0, ly = 0;
8339   int min_lx = 0, min_ly = 0;
8340   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8341   int x, y;
8342
8343   /* handle info callback for each invocation of action callback */
8344   gi->callback_info(gi);
8345
8346   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
8347   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
8348
8349   /* make sure to stay inside drawing area boundaries */
8350   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8351   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8352
8353   if (draw_level)
8354   {
8355     /* get positions inside level field */
8356     lx = sx + level_xpos;
8357     ly = sy + level_ypos;
8358
8359     if (!IN_LEV_FIELD(lx, ly))
8360       inside_drawing_area = FALSE;
8361
8362     /* make sure to stay inside level field boundaries */
8363     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8364     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8365
8366     /* correct drawing area positions accordingly */
8367     sx = lx - level_xpos;
8368     sy = ly - level_ypos;
8369   }
8370
8371   if (button_press_event)
8372     started_inside_drawing_area = inside_drawing_area;
8373
8374   if (!started_inside_drawing_area)
8375     return;
8376
8377 #if 1
8378   if (!IS_VALID_BUTTON(button))
8379     return;
8380 #endif
8381
8382   if (!button && !button_release_event)
8383     return;
8384
8385   /* automatically switch to 'single item' drawing mode, if needed */
8386   actual_drawing_function =
8387     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
8388      drawing_function : GADGET_ID_SINGLE_ITEMS);
8389
8390   /* clicking into drawing area with pressed Control key picks element */
8391   if (GetKeyModState() & KMOD_Control)
8392   {
8393     last_drawing_function = drawing_function;
8394     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8395   }
8396
8397   switch (actual_drawing_function)
8398   {
8399     case GADGET_ID_SINGLE_ITEMS:
8400       if (draw_level)
8401       {
8402         if (button_release_event)
8403         {
8404           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8405
8406           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
8407               !inside_drawing_area)
8408             DeleteBrushFromCursor();
8409         }
8410
8411         if (!button)
8412           break;
8413
8414         if (draw_with_brush)
8415         {
8416           if (!button_release_event)
8417             CopyBrushToLevel(sx, sy, button);
8418         }
8419         else if (new_element != Feld[lx][ly])
8420         {
8421           if (new_element == EL_PLAYER_1)
8422           {
8423             /* remove player at old position */
8424             for (y = 0; y < lev_fieldy; y++)
8425             {
8426               for (x = 0; x < lev_fieldx; x++)
8427               {
8428                 if (Feld[x][y] == EL_PLAYER_1)
8429                 {
8430                   Feld[x][y] = EL_EMPTY;
8431                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
8432                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
8433                     DrawMiniElement(x - level_xpos, y - level_ypos,
8434                                     EL_EMPTY);
8435                 }
8436               }
8437             }
8438           }
8439
8440           Feld[lx][ly] = new_element;
8441           DrawMiniElement(sx, sy, new_element);
8442         }
8443       }
8444       else
8445       {
8446         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
8447           DrawMiniGraphicExt(drawto,
8448                              gi->x + sx * MINI_TILEX,
8449                              gi->y + sy * MINI_TILEY,
8450                              el2edimg(new_element));
8451         else
8452           DrawGraphicExt(drawto,
8453                          gi->x + sx * TILEX,
8454                          gi->y + sy * TILEY,
8455                          el2img(new_element), 0);
8456
8457         if (id == GADGET_ID_AMOEBA_CONTENT)
8458           level.amoeba_content = new_element;
8459         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8460         {
8461           new_element = GFX_ELEMENT(new_element);
8462           custom_element.gfx_element = new_element;
8463
8464           CopyElementPropertiesToGame(properties_element);
8465
8466           UpdateCustomElementGraphicGadgets();
8467
8468           FrameCounter = 0;     /* restart animation frame counter */
8469         }
8470         else if (id == GADGET_ID_CUSTOM_CONTENT)
8471         {
8472           custom_element.content.e[sx][sy] = new_element;
8473
8474           CopyCustomElementPropertiesToGame(properties_element);
8475         }
8476         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8477         {
8478           custom_element.move_enter_element = new_element;
8479
8480           CopyCustomElementPropertiesToGame(properties_element);
8481         }
8482         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8483         {
8484           custom_element.move_leave_element = new_element;
8485
8486           CopyCustomElementPropertiesToGame(properties_element);
8487         }
8488         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8489         {
8490           custom_element_change.target_element = new_element;
8491
8492           CopyCustomElementPropertiesToGame(properties_element);
8493         }
8494         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8495         {
8496           custom_element_change.target_content.e[sx][sy] = new_element;
8497
8498           CopyCustomElementPropertiesToGame(properties_element);
8499         }
8500         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8501         {
8502           custom_element_change.trigger_element = new_element;
8503
8504           CopyCustomElementPropertiesToGame(properties_element);
8505         }
8506         else if (id == GADGET_ID_GROUP_CONTENT)
8507         {
8508           group_element_info.element[sx] = new_element;
8509
8510           CopyGroupElementPropertiesToGame(properties_element);
8511         }
8512         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8513           random_placement_background_element = new_element;
8514         else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8515                  id <= GADGET_ID_YAMYAM_CONTENT_7)
8516           level.yamyam_content[id - GADGET_ID_YAMYAM_CONTENT_0].e[sx][sy] =
8517             new_element;
8518         else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8519                  id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8520           level.ball_content[id - GADGET_ID_MAGIC_BALL_CONTENT_0].e[sx][sy] =
8521             new_element;
8522       }
8523       break;
8524
8525     case GADGET_ID_CONNECTED_ITEMS:
8526       {
8527         static int last_sx = -1;
8528         static int last_sy = -1;
8529
8530         if (button_release_event)
8531           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8532
8533         if (button)
8534         {
8535           if (!button_press_event)
8536             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8537
8538           last_sx = sx;
8539           last_sy = sy;
8540         }
8541       }
8542       break;
8543
8544     case GADGET_ID_LINE:
8545     case GADGET_ID_ARC:
8546     case GADGET_ID_RECTANGLE:
8547     case GADGET_ID_FILLED_BOX:
8548     case GADGET_ID_GRAB_BRUSH:
8549     case GADGET_ID_TEXT:
8550       {
8551         static int last_sx = -1;
8552         static int last_sy = -1;
8553         static int start_sx = -1;
8554         static int start_sy = -1;
8555         void (*draw_func)(int, int, int, int, int, boolean);
8556
8557         if (drawing_function == GADGET_ID_LINE)
8558           draw_func = DrawLine;
8559         else if (drawing_function == GADGET_ID_ARC)
8560           draw_func = DrawArc;
8561         else if (drawing_function == GADGET_ID_RECTANGLE)
8562           draw_func = DrawBox;
8563         else if (drawing_function == GADGET_ID_FILLED_BOX)
8564           draw_func = DrawFilledBox;
8565         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8566           draw_func = SelectArea;
8567         else /* (drawing_function == GADGET_ID_TEXT) */
8568           draw_func = SetTextCursor;
8569
8570         if (button_press_event)
8571         {
8572           draw_func(sx, sy, sx, sy, new_element, FALSE);
8573           start_sx = last_sx = sx;
8574           start_sy = last_sy = sy;
8575
8576           if (drawing_function == GADGET_ID_TEXT)
8577             DrawLevelText(0, 0, 0, TEXT_END);
8578         }
8579         else if (button_release_event)
8580         {
8581           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8582           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8583           {
8584             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8585             CopyBrushToCursor(sx, sy);
8586             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8587                           MB_LEFTBUTTON);
8588             draw_with_brush = TRUE;
8589           }
8590           else if (drawing_function == GADGET_ID_TEXT)
8591             DrawLevelText(sx, sy, 0, TEXT_INIT);
8592           else
8593             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8594         }
8595         else if (last_sx != sx || last_sy != sy)
8596         {
8597           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8598           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8599           last_sx = sx;
8600           last_sy = sy;
8601         }
8602       }
8603       break;
8604
8605     case GADGET_ID_FLOOD_FILL:
8606       if (button_press_event && Feld[lx][ly] != new_element)
8607       {
8608         FloodFill(lx, ly, new_element);
8609         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8610         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8611       }
8612       break;
8613
8614     case GADGET_ID_PICK_ELEMENT:
8615       if (button_release_event)
8616         ClickOnGadget(level_editor_gadget[last_drawing_function],
8617                       MB_LEFTBUTTON);
8618       else if (draw_level)
8619         PickDrawingElement(button, Feld[lx][ly]);
8620       else if (id == GADGET_ID_AMOEBA_CONTENT)
8621         PickDrawingElement(button, level.amoeba_content);
8622       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8623         PickDrawingElement(button, custom_element.gfx_element);
8624       else if (id == GADGET_ID_CUSTOM_CONTENT)
8625         PickDrawingElement(button, custom_element.content.e[sx][sy]);
8626       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8627         PickDrawingElement(button, custom_element.move_enter_element);
8628       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8629         PickDrawingElement(button, custom_element.move_leave_element);
8630       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8631         PickDrawingElement(button, custom_element_change.target_element);
8632       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8633         PickDrawingElement(button, custom_element_change.target_content.e[sx][sy]);
8634       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8635         PickDrawingElement(button, custom_element_change.trigger_element);
8636       else if (id == GADGET_ID_GROUP_CONTENT)
8637         PickDrawingElement(button, group_element_info.element[sx]);
8638       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8639         PickDrawingElement(button, random_placement_background_element);
8640       else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
8641                id <= GADGET_ID_YAMYAM_CONTENT_7)
8642       {
8643         int i = id - GADGET_ID_YAMYAM_CONTENT_0;
8644
8645         PickDrawingElement(button, level.yamyam_content[i].e[sx][sy]);
8646       }
8647       else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
8648                id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
8649       {
8650         int i = id - GADGET_ID_MAGIC_BALL_CONTENT_0;
8651
8652         PickDrawingElement(button, level.ball_content[i].e[sx][sy]);
8653       }
8654
8655       break;
8656
8657     default:
8658       break;
8659   }
8660 }
8661
8662 static void HandleCounterButtons(struct GadgetInfo *gi)
8663 {
8664   int gadget_id = gi->custom_id;
8665   int counter_id = gi->custom_type_id;
8666   int button = gi->event.button;
8667   int *counter_value = counterbutton_info[counter_id].value;
8668   int step = BUTTON_STEPSIZE(button) *
8669     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8670
8671   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8672   {
8673     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8674     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8675     boolean level_changed = LevelChanged();
8676
8677     if ((level_changed && pressed) || (!level_changed && released))
8678       return;
8679
8680     if (level_changed && !Request("Level has changed ! Discard changes ?",
8681                                   REQ_ASK))
8682     {
8683       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8684         ModifyEditorCounterValue(counter_id, *counter_value);
8685
8686       return;
8687     }
8688   }
8689
8690   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8691     *counter_value = gi->textinput.number_value;
8692   else
8693     ModifyEditorCounterValue(counter_id, *counter_value + step);
8694
8695   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8696   {
8697       LoadLevel(level_nr);
8698       TapeErase();
8699       ResetUndoBuffer();
8700       DrawEditModeWindow();
8701
8702       return;
8703   }
8704
8705   switch (counter_id)
8706   {
8707     case ED_COUNTER_ID_YAMYAM_CONTENT:
8708       DrawYamYamContentAreas();
8709       break;
8710
8711     case ED_COUNTER_ID_GROUP_CONTENT:
8712       DrawGroupElementArea(properties_element);
8713       CopyGroupElementPropertiesToGame(properties_element);
8714       break;
8715
8716     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8717     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8718       DrawEnvelopeTextArea(-1);
8719       break;
8720
8721     case ED_COUNTER_ID_LEVEL_XSIZE:
8722     case ED_COUNTER_ID_LEVEL_YSIZE:
8723       lev_fieldx = level.fieldx;
8724       lev_fieldy = level.fieldy;
8725       break;
8726
8727     default:
8728       break;
8729   }
8730
8731   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8732        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8733       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8734        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8735     CopyElementPropertiesToGame(properties_element);
8736
8737   level.changed = TRUE;
8738 }
8739
8740 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8741 {
8742   int type_id = gi->custom_type_id;
8743
8744   strcpy(textinput_info[type_id].value, gi->textinput.value);
8745
8746   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8747   {
8748     CopyElementPropertiesToGame(properties_element);
8749
8750     ModifyEditorElementList();  /* update changed button info text */
8751   }
8752
8753   level.changed = TRUE;
8754 }
8755
8756 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8757 {
8758   int type_id = gi->custom_type_id;
8759
8760   strcpy(textarea_info[type_id].value, gi->textarea.value);
8761
8762   level.changed = TRUE;
8763 }
8764
8765 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8766 {
8767   int type_id = gi->custom_type_id;
8768   int value_old = *selectbox_info[type_id].value;
8769   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
8770
8771   *selectbox_info[type_id].value = value_new;
8772
8773   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8774   {
8775     element_info[properties_element].current_change_page = gi->selectbox.index;
8776
8777     DrawPropertiesWindow();
8778   }
8779   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8780             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8781            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8782             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8783            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8784   {
8785     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
8786     {
8787       /* when changing action type, reset action mode and action arg */
8788       if (value_old != value_new)
8789       {
8790         custom_element_change.action_mode = -1;
8791         custom_element_change.action_arg = -1;
8792       }
8793
8794       DrawPropertiesChange();
8795     }
8796
8797     CopyElementPropertiesToGame(properties_element);
8798
8799     level.changed = TRUE;
8800   }
8801 }
8802
8803 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8804 {
8805   int type_id = gi->custom_type_id;
8806   int i;
8807
8808   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8809       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8810   {
8811     edit_mode_properties = gi->custom_type_id;
8812
8813     DrawPropertiesWindow();
8814   }
8815   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8816   {
8817     char *template_filename = getDefaultLevelFilename(-1);
8818     boolean new_template = !fileExists(template_filename);
8819
8820     if (new_template ||
8821         Request("Save this template and kill the old ?", REQ_ASK))
8822       SaveLevelTemplate();
8823
8824     if (new_template)
8825       Request("Template saved !", REQ_CONFIRM);
8826   }
8827   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8828            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8829   {
8830     struct ElementInfo *ei = &element_info[properties_element];
8831
8832     setElementChangePages(ei, ei->num_change_pages + 1);
8833
8834     /* set new change page to be new current change page */
8835     ei->current_change_page = ei->num_change_pages - 1;
8836     ei->change = &ei->change_page[ei->current_change_page];
8837
8838     setElementChangeInfoToDefaults(ei->change);
8839
8840     DrawPropertiesWindow();
8841
8842     level.changed = TRUE;
8843   }
8844   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8845            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8846   {
8847     struct ElementInfo *ei = &element_info[properties_element];
8848
8849     /* copy all change pages after change page to be deleted */
8850     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8851       ei->change_page[i] = ei->change_page[i + 1];
8852
8853     setElementChangePages(ei, ei->num_change_pages - 1);
8854
8855     DrawPropertiesWindow();
8856
8857     level.changed = TRUE;
8858   }
8859 }
8860
8861 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8862 {
8863   int type_id = gi->custom_type_id;
8864
8865   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8866       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8867   {
8868     struct ElementInfo *ei = &element_info[properties_element];
8869     int step = BUTTON_STEPSIZE(gi->event.button);
8870
8871     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8872     ei->current_change_page += step;
8873
8874     if (ei->current_change_page < 0)
8875       ei->current_change_page = 0;
8876     else if (ei->current_change_page >= ei->num_change_pages)
8877       ei->current_change_page = ei->num_change_pages - 1;
8878
8879     DrawPropertiesWindow();
8880   }
8881   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
8882            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8883   {
8884     struct ElementInfo *ei = &element_info[properties_element];
8885     int current_change_page = ei->current_change_page;
8886
8887     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
8888       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
8889         ei->change_page[current_change_page];
8890     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
8891     {
8892       ei->change_page[current_change_page] =
8893         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
8894
8895       level.changed = TRUE;
8896     }
8897
8898     DrawPropertiesWindow();
8899   }
8900 }
8901
8902 static void HandleRadiobuttons(struct GadgetInfo *gi)
8903 {
8904   *radiobutton_info[gi->custom_type_id].value =
8905     radiobutton_info[gi->custom_type_id].checked_value;
8906
8907   level.changed = TRUE;
8908 }
8909
8910 static void HandleCheckbuttons(struct GadgetInfo *gi)
8911 {
8912   int type_id = gi->custom_type_id;
8913
8914   *checkbutton_info[type_id].value ^= TRUE;
8915
8916   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8917       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8918       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8919       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8920          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8921         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8922          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8923        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8924   {
8925     CopyElementPropertiesToGame(properties_element);
8926   }
8927
8928   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8929   {
8930     UpdateCustomElementGraphicGadgets();
8931   }
8932   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8933   {
8934     char *template_filename = getDefaultLevelFilename(-1);
8935
8936     if (level.use_custom_template && !fileExists(template_filename))
8937     {
8938       Request("No level template found !", REQ_CONFIRM);
8939
8940       level.use_custom_template = FALSE;
8941       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8942
8943       return;
8944     }
8945
8946     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8947
8948     DrawEditModeWindow();
8949   }
8950
8951   level.changed = TRUE;
8952 }
8953
8954 static void HandleControlButtons(struct GadgetInfo *gi)
8955 {
8956   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8957   static int last_edit_mode = ED_MODE_DRAWING;
8958   static int last_custom_copy_mode = -1;
8959   int id = gi->custom_id;
8960   int button = gi->event.button;
8961   int step = BUTTON_STEPSIZE(button);
8962   int new_element = BUTTON_ELEMENT(button);
8963   int x, y;
8964
8965 #if 0
8966   /* MAKES PROBLEMS WITH ELEMENT LIST SCROLLBAR AND IS PROBABLY NOT NEEDED */
8967   /* !!! CHECK WHAT HAPPENS WHEN MOUSE WHEEL IS USED OVER ELEMENT LIST !!! */
8968
8969   if (!IS_VALID_BUTTON(button))
8970     return;
8971 #endif
8972
8973   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8974     DrawLevelText(0, 0, 0, TEXT_END);
8975
8976   if (id < ED_NUM_CTRL1_BUTTONS &&
8977       id != GADGET_ID_SINGLE_ITEMS &&
8978       id != GADGET_ID_PROPERTIES &&
8979       id != GADGET_ID_PICK_ELEMENT &&
8980       edit_mode != ED_MODE_DRAWING &&
8981       drawing_function != GADGET_ID_PICK_ELEMENT &&
8982       !(GetKeyModState() & KMOD_Control))
8983   {
8984     DrawDrawingWindow();
8985     edit_mode = ED_MODE_DRAWING;
8986   }
8987
8988   /* element copy mode active, but no element button pressed => deactivate */
8989   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8990     last_custom_copy_mode = -1;
8991
8992   switch (id)
8993   {
8994     case GADGET_ID_SCROLL_LEFT:
8995       if (level_xpos >= 0)
8996       {
8997         if (lev_fieldx < ed_fieldx - 2)
8998           break;
8999
9000         level_xpos -= step;
9001         if (level_xpos < -1)
9002           level_xpos = -1;
9003         if (button == 1)
9004           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
9005         else
9006           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9007
9008         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9009                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9010       }
9011       break;
9012
9013     case GADGET_ID_SCROLL_RIGHT:
9014       if (level_xpos <= lev_fieldx - ed_fieldx)
9015       {
9016         if (lev_fieldx < ed_fieldx - 2)
9017           break;
9018
9019         level_xpos += step;
9020         if (level_xpos > lev_fieldx - ed_fieldx + 1)
9021           level_xpos = lev_fieldx - ed_fieldx + 1;
9022         if (button == 1)
9023           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
9024         else
9025           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9026
9027         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
9028                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
9029       }
9030       break;
9031
9032     case GADGET_ID_SCROLL_UP:
9033       if (level_ypos >= 0)
9034       {
9035         if (lev_fieldy < ed_fieldy - 2)
9036           break;
9037
9038         level_ypos -= step;
9039         if (level_ypos < -1)
9040           level_ypos = -1;
9041         if (button == 1)
9042           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
9043         else
9044           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9045
9046         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9047                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9048       }
9049       break;
9050
9051     case GADGET_ID_SCROLL_DOWN:
9052       if (level_ypos <= lev_fieldy - ed_fieldy)
9053       {
9054         if (lev_fieldy < ed_fieldy - 2)
9055           break;
9056
9057         level_ypos += step;
9058         if (level_ypos > lev_fieldy - ed_fieldy + 1)
9059           level_ypos = lev_fieldy - ed_fieldy + 1;
9060         if (button == 1)
9061           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
9062         else
9063           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9064
9065         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
9066                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
9067       }
9068       break;
9069
9070     case GADGET_ID_SCROLL_HORIZONTAL:
9071       level_xpos = gi->event.item_position - 1;
9072       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9073       break;
9074
9075     case GADGET_ID_SCROLL_VERTICAL:
9076       level_ypos = gi->event.item_position - 1;
9077       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9078       break;
9079
9080     case GADGET_ID_SCROLL_LIST_UP:
9081     case GADGET_ID_SCROLL_LIST_DOWN:
9082     case GADGET_ID_SCROLL_LIST_VERTICAL:
9083       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
9084         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
9085       else
9086       {
9087         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
9088         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
9089
9090         if (element_shift < 0)
9091           element_shift = 0;
9092         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
9093           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
9094
9095         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
9096                      GDI_SCROLLBAR_ITEM_POSITION,
9097                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
9098       }
9099
9100       ModifyEditorElementList();
9101
9102       break;
9103
9104     case GADGET_ID_WRAP_LEFT:
9105       WrapLevel(-step, 0);
9106       break;
9107
9108     case GADGET_ID_WRAP_RIGHT:
9109       WrapLevel(step, 0);
9110       break;
9111
9112     case GADGET_ID_WRAP_UP:
9113       WrapLevel(0, -step);
9114       break;
9115
9116     case GADGET_ID_WRAP_DOWN:
9117       WrapLevel(0, step);
9118       break;
9119
9120     case GADGET_ID_SINGLE_ITEMS:
9121     case GADGET_ID_CONNECTED_ITEMS:
9122     case GADGET_ID_LINE:
9123     case GADGET_ID_ARC:
9124     case GADGET_ID_TEXT:
9125     case GADGET_ID_RECTANGLE:
9126     case GADGET_ID_FILLED_BOX:
9127     case GADGET_ID_FLOOD_FILL:
9128     case GADGET_ID_GRAB_BRUSH:
9129     case GADGET_ID_PICK_ELEMENT:
9130       if (drawing_function != GADGET_ID_PICK_ELEMENT)
9131         last_drawing_function = drawing_function;
9132       drawing_function = id;
9133       draw_with_brush = FALSE;
9134       break;
9135
9136     case GADGET_ID_RANDOM_PLACEMENT:
9137       RandomPlacement(new_element);
9138       break;
9139
9140     case GADGET_ID_PROPERTIES:
9141       if (edit_mode != ED_MODE_PROPERTIES)
9142       {
9143         properties_element = new_element;
9144         DrawPropertiesWindow();
9145         edit_mode = ED_MODE_PROPERTIES;
9146
9147         last_level_drawing_function = drawing_function;
9148         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
9149                       MB_LEFTBUTTON);
9150       }
9151       else
9152       {
9153         DrawDrawingWindow();
9154         edit_mode = ED_MODE_DRAWING;
9155
9156         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
9157                       MB_LEFTBUTTON);
9158       }
9159       break;
9160
9161     case GADGET_ID_CUSTOM_COPY_FROM:
9162     case GADGET_ID_CUSTOM_COPY_TO:
9163     case GADGET_ID_CUSTOM_EXCHANGE:
9164       last_custom_copy_mode = id;
9165       last_drawing_function = drawing_function;
9166       break;
9167
9168     case GADGET_ID_CUSTOM_COPY:
9169       CopyCustomElement(properties_element, -1, id);
9170       break;
9171
9172     case GADGET_ID_CUSTOM_PASTE:
9173       CopyCustomElement(-1, properties_element, id);
9174       break;
9175
9176     case GADGET_ID_UNDO:
9177       if (undo_buffer_steps == 0)
9178       {
9179         Request("Undo buffer empty !", REQ_CONFIRM);
9180         break;
9181       }
9182
9183       if (edit_mode != ED_MODE_DRAWING)
9184       {
9185         DrawDrawingWindow();
9186         edit_mode = ED_MODE_DRAWING;
9187       }
9188
9189       undo_buffer_position =
9190         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
9191       undo_buffer_steps--;
9192
9193       for (x = 0; x < lev_fieldx; x++)
9194         for (y = 0; y < lev_fieldy; y++)
9195           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
9196       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
9197       break;
9198
9199     case GADGET_ID_INFO:
9200       if (edit_mode != ED_MODE_INFO)
9201       {
9202         last_edit_mode = edit_mode;
9203         edit_mode = ED_MODE_INFO;
9204
9205         DrawLevelInfoWindow();
9206       }
9207       else
9208       {
9209         edit_mode = last_edit_mode;
9210
9211         DrawEditModeWindow();
9212       }
9213       break;
9214
9215     case GADGET_ID_CLEAR:
9216       if (edit_mode != ED_MODE_DRAWING)
9217       {
9218         DrawDrawingWindow();
9219         edit_mode = ED_MODE_DRAWING;
9220       }
9221
9222       for (x = 0; x < MAX_LEV_FIELDX; x++)
9223         for (y = 0; y < MAX_LEV_FIELDY; y++)
9224           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
9225
9226       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
9227
9228       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
9229       break;
9230
9231     case GADGET_ID_SAVE:
9232       if (leveldir_current->readonly)
9233       {
9234         Request("This level is read only !", REQ_CONFIRM);
9235         break;
9236       }
9237
9238       if (!LevelContainsPlayer())
9239         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9240       else
9241       {
9242         char *level_filename = getDefaultLevelFilename(level_nr);
9243         boolean new_level = !fileExists(level_filename);
9244
9245         if (new_level ||
9246             Request("Save this level and kill the old ?", REQ_ASK))
9247         {
9248           CopyPlayfield(Feld, level.field);
9249
9250           SaveLevel(level_nr);
9251         }
9252
9253         if (new_level)
9254           Request("Level saved !", REQ_CONFIRM);
9255
9256         level.changed = FALSE;
9257       }
9258       break;
9259
9260     case GADGET_ID_TEST:
9261       if (!LevelContainsPlayer())
9262         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
9263       else
9264       {
9265         if (LevelChanged())
9266           level.game_version = GAME_VERSION_ACTUAL;
9267
9268         CopyPlayfield(level.field, FieldBackup);
9269         CopyPlayfield(Feld, level.field);
9270
9271         CopyNativeLevel_RND_to_Native(&level);
9272
9273         UnmapLevelEditorGadgets();
9274         UndrawSpecialEditorDoor();
9275
9276         CloseDoor(DOOR_CLOSE_ALL);
9277
9278         DrawCompleteVideoDisplay();
9279
9280         level_editor_test_game = TRUE;
9281
9282         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
9283       }
9284       break;
9285
9286     case GADGET_ID_EXIT:
9287       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
9288       break;
9289
9290     default:
9291       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
9292           id <= GADGET_ID_ELEMENTLIST_LAST)
9293       {
9294         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
9295         int new_element = editor_elements[element_position + element_shift];
9296
9297         if (last_custom_copy_mode != -1)
9298         {
9299           if (CopyCustomElement(properties_element, new_element,
9300                                 last_custom_copy_mode))
9301           {
9302             ClickOnGadget(level_editor_gadget[last_drawing_function],
9303                           MB_LEFTBUTTON);
9304
9305             last_custom_copy_mode = -1;
9306           }
9307
9308           break;
9309         }
9310
9311         PickDrawingElement(button, new_element);
9312
9313         if (!stick_element_properties_window &&
9314             drawing_function != GADGET_ID_PICK_ELEMENT &&
9315             !(GetKeyModState() & KMOD_Control))
9316         {
9317           properties_element = new_element;
9318           if (edit_mode == ED_MODE_PROPERTIES)
9319             DrawPropertiesWindow();
9320         }
9321
9322         if (drawing_function == GADGET_ID_PICK_ELEMENT)
9323           ClickOnGadget(level_editor_gadget[last_drawing_function],
9324                         MB_LEFTBUTTON);
9325       }
9326 #ifdef DEBUG
9327       else if (gi->event.type == GD_EVENT_PRESSED)
9328         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
9329       else if (gi->event.type == GD_EVENT_RELEASED)
9330         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
9331       else if (gi->event.type == GD_EVENT_MOVING)
9332         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
9333       else
9334         printf("default: HandleControlButtons: ? (id == %d)\n", id);
9335 #endif
9336       break;
9337   }
9338 }
9339
9340 void HandleLevelEditorKeyInput(Key key)
9341 {
9342   char letter = getCharFromKey(key);
9343   int button = MB_LEFTBUTTON;
9344
9345   if (drawing_function == GADGET_ID_TEXT &&
9346       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
9347   {
9348     if (letter)
9349       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
9350     else if (key == KSYM_Delete || key == KSYM_BackSpace)
9351       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
9352     else if (key == KSYM_Return)
9353       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
9354     else if (key == KSYM_Escape)
9355       DrawLevelText(0, 0, 0, TEXT_END);
9356   }
9357   else if (button_status == MB_RELEASED)
9358   {
9359     int i, id = GADGET_ID_NONE;
9360
9361     switch (key)
9362     {
9363       case KSYM_Left:
9364         id = GADGET_ID_SCROLL_LEFT;
9365         break;
9366       case KSYM_Right:
9367         id = GADGET_ID_SCROLL_RIGHT;
9368         break;
9369       case KSYM_Up:
9370         id = GADGET_ID_SCROLL_UP;
9371         break;
9372       case KSYM_Down:
9373         id = GADGET_ID_SCROLL_DOWN;
9374         break;
9375       case KSYM_Page_Up:
9376         id = GADGET_ID_SCROLL_LIST_UP;
9377         button = MB_RIGHTBUTTON;
9378         break;
9379       case KSYM_Page_Down:
9380         id = GADGET_ID_SCROLL_LIST_DOWN;
9381         button = MB_RIGHTBUTTON;
9382         break;
9383
9384       case KSYM_Escape:
9385         if (edit_mode == ED_MODE_DRAWING)
9386         {
9387           RequestExitLevelEditor(setup.ask_on_escape);
9388         }
9389         else if (edit_mode == ED_MODE_INFO)
9390         {
9391           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
9392         }
9393         else if (edit_mode == ED_MODE_PROPERTIES)
9394         {
9395           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
9396         }
9397         else            /* should never happen */
9398         {
9399           DrawDrawingWindow();
9400           edit_mode = ED_MODE_DRAWING;
9401         }
9402         break;
9403
9404       default:
9405         break;
9406     }
9407
9408     if (id != GADGET_ID_NONE)
9409       ClickOnGadget(level_editor_gadget[id], button);
9410     else if (letter == '.')
9411       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
9412     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
9413       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
9414     else
9415       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
9416         if (letter && letter == control_info[i].shortcut)
9417           if (!anyTextGadgetActive())
9418             ClickOnGadget(level_editor_gadget[i], button);
9419   }
9420 }
9421
9422 void HandleLevelEditorIdle()
9423 {
9424   static unsigned long action_delay = 0;
9425   unsigned long action_delay_value = GameFrameDelay;
9426   int xpos = 1, ypos = 2;
9427
9428   if (edit_mode != ED_MODE_PROPERTIES)
9429     return;
9430
9431   if (!DelayReached(&action_delay, action_delay_value))
9432     return;
9433
9434   DrawGraphicAnimationExt(drawto,
9435                           SX + xpos * TILEX,
9436                           SY + ypos * TILEY + MINI_TILEY / 2,
9437                           el2img(properties_element), -1, NO_MASKING);
9438
9439   MarkTileDirty(xpos, ypos);
9440   MarkTileDirty(xpos, ypos + 1);
9441
9442   FrameCounter++;       /* increase animation frame counter */
9443 }
9444
9445 void ClearEditorGadgetInfoText()
9446 {
9447   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
9448 }
9449
9450 void HandleEditorGadgetInfoText(void *ptr)
9451 {
9452   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
9453   char infotext[MAX_OUTPUT_LINESIZE + 1];
9454   char shortcut[MAX_OUTPUT_LINESIZE + 1];
9455   int max_infotext_len = getMaxInfoTextLength();
9456
9457   if (game_status != GAME_MODE_EDITOR)
9458     return;
9459
9460   ClearEditorGadgetInfoText();
9461
9462   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9463     return;
9464
9465   /* misuse this function to delete brush cursor, if needed */
9466   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
9467     DeleteBrushFromCursor();
9468
9469   if (gi == NULL || gi->info_text == NULL)
9470     return;
9471
9472   strncpy(infotext, gi->info_text, max_infotext_len);
9473   infotext[max_infotext_len] = '\0';
9474
9475   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
9476   {
9477     int key = control_info[gi->custom_id].shortcut;
9478
9479     if (key)
9480     {
9481       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
9482         sprintf(shortcut, " ('.' or '%c')", key);
9483       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
9484         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
9485       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
9486         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
9487       else                                              /* normal case */
9488         sprintf(shortcut, " ('%s%c')",
9489                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
9490
9491       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
9492         strcat(infotext, shortcut);
9493     }
9494   }
9495
9496   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
9497 }
9498
9499 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
9500 {
9501   static int start_lx, start_ly;
9502   int id = gi->custom_id;
9503   int sx = gi->event.x;
9504   int sy = gi->event.y;
9505   int lx = sx + level_xpos;
9506   int ly = sy + level_ypos;
9507   int min_sx = 0, min_sy = 0;
9508   int max_sx = gi->drawing.area_xsize - 1;
9509   int max_sy = gi->drawing.area_ysize - 1;
9510   int actual_drawing_function = drawing_function;
9511   int max_infotext_len = getMaxInfoTextLength();
9512   char infotext[MAX_OUTPUT_LINESIZE + 1];
9513   char *text;
9514
9515   infotext[0] = '\0';           /* start with empty info text */
9516
9517   /* pressed Control key: simulate picking element */
9518   if (GetKeyModState() & KMOD_Control)
9519     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
9520
9521   ClearEditorGadgetInfoText();
9522
9523   if (gi->event.type == GD_EVENT_INFO_LEAVING)
9524     return;
9525
9526   /* make sure to stay inside drawing area boundaries */
9527   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
9528   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
9529
9530   if (id == GADGET_ID_DRAWING_LEVEL)
9531   {
9532     if (button_status)
9533     {
9534       int min_lx = 0, min_ly = 0;
9535       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
9536
9537       /* get positions inside level field */
9538       lx = sx + level_xpos;
9539       ly = sy + level_ypos;
9540
9541       /* make sure to stay inside level field boundaries */
9542       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
9543       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
9544
9545       /* correct drawing area positions accordingly */
9546       sx = lx - level_xpos;
9547       sy = ly - level_ypos;
9548     }
9549
9550     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9551     {
9552       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9553       {
9554         if (gi->event.type == GD_EVENT_PRESSED)
9555         {
9556           start_lx = lx;
9557           start_ly = ly;
9558         }
9559
9560         switch (actual_drawing_function)
9561         {
9562           case GADGET_ID_SINGLE_ITEMS:
9563             text = "Drawing single items";
9564             break;
9565           case GADGET_ID_CONNECTED_ITEMS:
9566             text = "Drawing connected items";
9567             break;
9568           case GADGET_ID_LINE:
9569             text = "Drawing line";
9570             break;
9571           case GADGET_ID_ARC:
9572             text = "Drawing arc";
9573             break;
9574           case GADGET_ID_TEXT:
9575             text = "Setting text cursor";
9576             break;
9577           case GADGET_ID_RECTANGLE:
9578             text = "Drawing rectangle";
9579             break;
9580           case GADGET_ID_FILLED_BOX:
9581             text = "Drawing filled box";
9582             break;
9583           case GADGET_ID_FLOOD_FILL:
9584             text = "Flood fill";
9585             break;
9586           case GADGET_ID_GRAB_BRUSH:
9587             text = "Grabbing brush";
9588             break;
9589           case GADGET_ID_PICK_ELEMENT:
9590             text = "Picking element";
9591             break;
9592
9593           default:
9594             text = "Drawing position";
9595             break;
9596         }
9597
9598         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9599           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9600         else
9601           sprintf(infotext, "%s: %d, %d", text,
9602                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9603       }
9604       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9605         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9606       else
9607         sprintf(infotext, "Level position: %d, %d", lx, ly);
9608     }
9609
9610     /* misuse this function to draw brush cursor, if needed */
9611     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9612     {
9613       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9614         CopyBrushToCursor(sx, sy);
9615       else
9616         DeleteBrushFromCursor();
9617     }
9618   }
9619   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9620   {
9621     int element = EL_EMPTY;
9622
9623     if (id == GADGET_ID_AMOEBA_CONTENT)
9624       element = level.amoeba_content;
9625     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9626       element = custom_element.gfx_element;
9627     else if (id == GADGET_ID_CUSTOM_CONTENT)
9628       element = custom_element.content.e[sx][sy];
9629     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9630       element = custom_element.move_enter_element;
9631     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9632       element = custom_element.move_leave_element;
9633     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9634       element = custom_element_change.target_element;
9635     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9636       element = custom_element_change.target_content.e[sx][sy];
9637     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9638       element = custom_element_change.trigger_element;
9639     else if (id == GADGET_ID_GROUP_CONTENT)
9640       element = group_element_info.element[sx];
9641     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9642       element = random_placement_background_element;
9643     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9644              id <= GADGET_ID_YAMYAM_CONTENT_7)
9645       element = level.yamyam_content[id -GADGET_ID_YAMYAM_CONTENT_0].e[sx][sy];
9646     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9647              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9648       element =level.ball_content[id-GADGET_ID_MAGIC_BALL_CONTENT_0].e[sx][sy];
9649
9650     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9651   }
9652   else
9653   {
9654     if (id == GADGET_ID_AMOEBA_CONTENT)
9655       strcpy(infotext, "Amoeba content");
9656     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9657       strcpy(infotext, "Custom graphic element");
9658     else if (id == GADGET_ID_CUSTOM_CONTENT)
9659       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9660     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9661       strcpy(infotext, "Element that can be digged/collected");
9662     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9663       strcpy(infotext, "Element that will be left behind");
9664     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9665       strcpy(infotext, "New element after change");
9666     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9667       strcpy(infotext, "New extended elements after change");
9668     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9669       strcpy(infotext, "Other element triggering change");
9670     else if (id == GADGET_ID_GROUP_CONTENT)
9671       sprintf(infotext, "Group element position: %d", sx + 1);
9672     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9673       strcpy(infotext, "Random placement background");
9674     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
9675              id <= GADGET_ID_YAMYAM_CONTENT_7)
9676       sprintf(infotext, "Content area %d position: %d, %d",
9677               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
9678     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
9679              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
9680       sprintf(infotext, "Content area %d position: %d, %d",
9681               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
9682   }
9683
9684   infotext[max_infotext_len] = '\0';
9685
9686   if (strlen(infotext) > 0)
9687     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9688 }
9689
9690 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9691 {
9692   if (!ask_if_level_has_changed ||
9693       !LevelChanged() ||
9694       Request("Level has changed ! Exit without saving ?",
9695               REQ_ASK | REQ_STAY_OPEN))
9696   {
9697 #if 1
9698     CloseDoor(DOOR_CLOSE_1);
9699     SetDoorState(DOOR_CLOSE_2);
9700 #else
9701     CloseDoor(DOOR_CLOSE_ALL);
9702 #endif
9703     game_status = GAME_MODE_MAIN;
9704     DrawMainMenu();
9705   }
9706   else
9707   {
9708     CloseDoor(DOOR_CLOSE_1);
9709     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
9710   }
9711 }